]> git.ipfire.org Git - thirdparty/gcc.git/blame - gcc/ChangeLog-2001
projects / thirdparty / gcc.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
[Ada] Get rid of more references to Universal_Integer in expanded code
[thirdparty/gcc.git] / gcc / ChangeLog-2001
CommitLineData
619acae7
JL		 12001-12-31 Richard Henderson <rth@redhat.com>
2
3 * config/ia64/ia64.c (mark_reg_gr_used_mask): Mind HARD_REGNO_NREGS.
4
52001-12-31 Richard Henderson <rth@redhat.com>
6
7 * regrename.c (build_def_use): Don't rename asm operands that
8 were originally hard registers.
9 (copyprop_hardreg_forward_1): Likewise.
10 (find_oldest_value_reg): Copy ORIGINAL_REGNO from source.
11 * varasm.c (make_decl_rtl): Use gen_rtx_raw_REG. Set ORIGINAL_REGNO.
12
132001-12-31 Douglas B Rupp <rupp@gnat.com>
14
15 * config/alpha/vms.h (HAS_INIT_SECTION, NEED_ATEXIT): Remove.
16 (NAME__MAIN, SYMBOL__MAIN): Define.
17
182001-12-31 Richard Henderson <rth@redhat.com>
19
20 * cfgrtl.c (delete_insn): Check for not NOTE_INSN_DELETED_LABEL
21 before decrementing LABEL_NUSES from a jump table.
22
23 * final.c (alter_subreg): Assign REGNO after changing the rtx code.
24
25 * config/alpha/alpha.c (reg_no_subreg_operand): Reject all
26 non-registers.
27
282001-12-31 Graham Stott <grahams@redhat.com>
29
30 * halfpic.h: Remove foward defs of tree_node and rtx_def.
31
32 * toplev.h: Remove forward def of tree_node, rtx_def.
33
34 * except.h: Remove forward def of tree_node, rtx_def and
35 define of tree, rtx. Also remove undefs.
36
37 * basic-block.h: Remove forward def of tree_node and
38 define of tree.
39
402001-12-30 Richard Henderson <rth@redhat.com>
41
42 * cfglayout.c (scope_def, scope_forest_info, forest,
43 relate_bbs_with_scopes, make_new_scope, build_scope_forest,
44 remove_scope_notes, insert_intra_before_1, insert_intra_1,
45 insert_intra_bb_scope_notes, insert_inter_bb_scope_notes,
46 rebuild_scope_notes, free_scope_forest_1, dump_scope_forest,
47 dump_scope_forest_1, get_next_bb_note, get_prev_bb_note): Remove.
48 (fixup_reorder_chain): Don't set scope for bb.
49 (insn_scopes, scope_to_insns_initialize, set_block_levels,
50 change_scope, scope_to_insns_finalize): New.
51 (cfg_layout_initialize, cfg_layout_finalize): Update to match.
52 * cfglayout.h (scope_def, scope): Remove.
53 (reorder_block_def): Remove scope member.
54 (scope_to_insns_initialize, scope_to_insns_finalize): Declare.
55 * haifa-sched.c: Revert reemit_other_notes change.
56 * sched-ebb.c (schedule_ebbs): Don't call remove_unnecessary_notes.
57 Use scope_to_insns_initialize and scope_to_insns_finalize.
58 * sched-rgn.c (schedule_insns): Likewise.
59
602001-12-31 Graham Stott <grahams@redhat.com>
61
62 * c-lex.c: Include tree.h before expr.h
63
64 * c-typeck.c: Include rtl.h earlier.
65
66 * tree.h (STRIP_NOPS): Remove extraneous semicolon.
67 (STRIP_SIGN_NOPS): Likewise.
68 (STRIP_TYPE_NOPS): Likewise.
69 (COMPLETE_OR_UNBOUND_ARRAY_TYPE_P): Add Parenthesis around
70 macro paramater.
71
72 * final.c (struct bb_list): Delete.
73 (struct bb_str): Likewise.
74
75 * cfgloop.c (flow_loop_entry_edges_find): Fix typo.
76 (flow_loop_exit_edges_find): Likewise.
77
78 * gcse.c (gcse_main): Fix typos.
79 (alloc_gcse_mem): Likewise.
80
81 * function.h: Remove undefs for rtx and tree.
82
832001-12-30 Richard Henderson <rth@redhat.com>
84
85 * loop.c (check_dbra_loop): Fix last change: examine both
86 has_multiple_exit_targets and exit_count.
87
882001-12-30 Richard Henderson <rth@redhat.com>
89
90 * integrate.c (copy_rtx_and_substitute): Fix error last change:
91 we need to unconditionally create a new mem.
92
932001-12-30 Hans-Peter Nilsson <hp@bitrange.com>
94
95 * config/mmix/mmix.md ("*call_real"): Fix typo in comment.
96 * config/mmix/mmix.h (EXTRA_CONSTRAINT): Pass MMIX_REG_OK_STRICT
97 to mmix_extra_constraint.
98 * config/mmix/mmix.c (mmix_secondary_reload_class): Only handle
99 non-global register classes. Mark now unused parameters as such.
100 (mmix_extra_constraint, 'U'): Use new parameter strict and call
101 calling memory_operand_p or strict_memory_address_p, not
102 address_operand.
103 * config/mmix/mmix-protos.h (mmix_extra_constraint): Add parameter.
104
1052001-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
106
107 * unroll.c: Move include files above first use of `const'.
108
1092001-12-30 Jakub Jelinek <jakub@redhat.com>
110
111 * cfgrtl.c (try_redirect_by_replacing_jump): Allow redirect_jump
112 to fail if target is EXIT_BLOCK_PTR, die otherwise.
113 (redirect_edge_and_branch): Likewise.
114 * cfgcleanup.c (try_forward_edge): Don't force jump redirecting
115 if target is EXIT_BLOCK_PTR.
116
1172001-12-29 David Edelsohn <edelsohn@gnu.org>
118
119 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
120 gcc invoked with -shared.
121
1222001-12-29 Graham Stott <grahams@redhat.com>
123
124 * config/i386/i386.c (ix86_asm_dialect): Fix enum type.
125
126 (override_options): Delete abs macro unused.
127
128 (output_pic_addr_const): Use ASM_ATT/ASM_INTEL enumerations
129 when testing ASSEMBLER_DIALECT.
130
131 (print_reg): Likewise.
132 (print_operand): Likewise.
133 (print_operand_address): Likewise.
134 (print_operand): abort if ASSEMBLER_DIALECT is unknown dialect.
135
136 * config/i386/i386.h (ix86_asm_dialect): Fix enum type.
137
138 (FIND_BASE_TERM): Fix typo.
139
140Sat Dec 29 15:48:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
141
142 * expr.c (store_field): Use adjust_address, not PUT_MODE.
143 (expand_expr, case VIEW_CONVERT_EXPR): Likewise.
144 * reload1.c (eliminate_regs, case SUBREG): Likewise, but use
145 adjust_address_nv.
146 * varasm.c (make_decl_rtl): Likewise.
147 * integrate.c (copy_rtx_and_substitute, case MEM): Likewise, but use
148 replace_equiv_address_nv.
149
150 * varasm.c (decode_addr_const, case INTEGER_CST): Call
151 output_constant_def instead of looking at TREE_CST_RTL.
152
153 * expr.c (convert_move): If -fforce-mem, force FROM to not be memory.
154
155 * stor-layout.c (layout_decl): Don't misalign field of variable size
156 for packed record.
157
158 * dwarf2out.c (compute_section_prefix): Avoid cast warning.
159 (gen_decl_die): Only check DECL_IGNORED_P on decls.
160 (dwarf2out_decl): Check for DECL_IGNORED_P only when needed.
161
1622001-12-29 Jakub Jelinek <jakub@redhat.com>
163
164 * cfglayout.c (insert_intra_before_1): New.
165 (insert_inter_bb_scope_notes): Emit sibling block notes which don't
166 span multiple basic blocks.
167
1682001-12-29 Richard Henderson <rth@redhat.com>
169
170 * loop.c (prescan_loop): Set has_multiple_exit_targets for exception
171 edges. Rearrange jump interpretation code to use pc_set.
172 (check_dbra_loop): Examine has_multiple_exit_targets not exit_count.
173
174 * sched-deps.c (sched_analyze_insn): Set scheduling barrier for
175 all insns that can throw, not just if flag_non_call_exceptions.
176
1772001-12-29 Stan Shebs <shebs@apple.com>
178
179 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Remove.
180 (default_constant_string_class_name): New global.
181 (objc_init): Set it.
182 (synth_module_prologue): Use it.
183
184 * objc/objc-act.c: Apply various cosmetic and formatting changes.
185
1862001-12-29 Kazu Hirata <kazu@hxi.com>
187
188 * config/rs6000/darwin-tramp.asm: Fix comment formatting.
189 * config/rs6000/freebsd.h: Likewise.
190 * config/rs6000/rs6000.c: Likewise.
191 * config/sh/sh.c: Likewise.
192 * config/sh/sh.h: Likewise.
193
1942001-12-28 Stan Shebs <shebs@apple.com>
195
196 * objc/objc-act.c (build_module_descriptor): Make sure the init
197 function is not deferred.
198 (build_dispatch_table_initializer): Compute the method encoding if
199 not already done.
200
2012001-12-28 Kazu Hirata <kazu@hxi.com>
202
203 * doc/md.texi: Add @findex define_insn_and_split.
204
2052001-12-28 Hans Bohem <hans_boehm@hp.com>
206
207 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
208 * config/ia64/unwind-ia64.c (uw_init_context_1): Redo sp, psp,
209 bsp setup. Set pri_unat_loc to something reasonable.
210 (uw_install_context): Add missing cast.
211 (unw_access_gr): Fix off-by-1 indexing error.
212
2132001-12-28 Kazu Hirata <kazu@hxi.com>
214
215 * except.c: Fix comment formatting.
216 * flags.h: Likewise.
217 * flow.c: Likewise.
218 * predict.c: Likewise.
219 * simplify-rtx.c: Likewise.
220 * system.h: Likewise.
221 * vmsdbg.h: Likewise.
222 * vmsdbgout.c: Likewise.
223
2242001-12-28 Kazu Hirata <kazu@hxi.com>
225
226 * config/h8300/h8300.md: Fix formatting.
227
2282001-12-28 Geoff Keating <geoffk@redhat.com>
229
230 * varasm.c (record_constant_1): Correct parameter to recursive
231 call in default case.
232
2332001-12-28 Jakub Jelinek <jakub@redhat.com>
234
235 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT,
236 ASM_OUTPUT_DWARF_PCREL): Define.
237 * config/sparc/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
238 * configure.in (HAVE_AS_SPARC_UA_PCREL): Check whether as supports
239 .uaword %r_disp32() and linker handles it correctly.
240 * configure, config.in: Rebuilt.
241
2422001-12-28 Jakub Jelinek <jakub@redhat.com>
243
244 * c-typeck.c (store_init_value): If initializing object with array
245 type of unknown size by a compound literal, set object's size from
246 compound literal size.
247 * doc/extend.texi (Compound Literals): Adjust documentation.
248
2492001-12-28 Richard Henderson <rth@redhat.com>
250
251 * real.c (etoe113, toe113): Ifndef INTEL_EXTENDED_IEEE_FORMAT.
252 (endian): Clear word 3 for INTEL_EXTENDED_IEEE_FORMAT.
253 (etartdouble): Invoke etoe64 for INTEL_EXTENDED_IEEE_FORMAT.
254 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Don't special case
255 INTEL_EXTENDED_IEEE_FORMAT.
256
2572001-12-27 Geoff Keating <geoffk@redhat.com>
258
259 * combine.c (try_combine): Mask off sign bits when combining
260 stores to the low and high parts of a two-word value.
261
262 * expr.c (expand_expr): Don't mark memory for non-constants as
263 constant.
264
265Thu Dec 27 20:39:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
266
267 * integrate.c (copy_rtx_and_substitute, case MEM): If inlining
268 and not for LHS, clear RTX_UNCHANGING_P.
269
2702001-12-28 Philipp Thomas <pthomas@suse.de>
271
272 * cppfiles.c (stack_include_file): Don't translate <stdin>.
273
2742001-12-27 Roger Sayle <roger@eyesopen.com>
275
276 * builtins.c (expand_builtin_memcmp): Optimize memcmp built-in
277 when all arguments are known constant. Fixes PR opt/3508.
278
2792001-12-27 Kazu Hirata <kazu@hxi.com>
280
281 * config/h8300/h8300.md (two anonymous patterns): Remove.
282
2832001-12-27 Richard Henderson <rth@redhat.com>
284
285 * haifa-sched.c (reemit_other_notes): New.
286 (schedule_block): Use it.
287 * sched-ebb.c (schedule_ebbs): Call remove_unnecessary_notes.
288 * sched-rgn.c (schedule_insns): Likewise.
289 * cfglayout.c (remove_scope_notes): Handle removing note at
290 the end of the insn chain.
291 * function.c (debug_find_var_in_block_tree): New.
292
2932001-12-27 Alan Modra <amodra@bigpond.net.au>
294 David Edelsohn <edelsohn@gnu.org>
295
296 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Simplify.
297
2982001-12-27 Jakub Jelinek <jakub@redhat.com>
299
300 * toplev.c (independent_decode_option): Re-add -aux-info option
301 handling.
302
303Thu Dec 27 09:50:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
304
305 * integrate.c (copy_insn_notes): Don't adjust REG_EH_REGION note
306 if special value.
307
3082001-12-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
309
310 * collect2.c (is_ctor_dtor): Const-ify.
311 * m88k-protos.h (output_file_start): Likewise.
312 * m88k.c (m88k_lang_independent_options, output_options,
313 output_file_start): Likewise.
314 * fix-header.c (files_to_ignore, std_include_entry, include_entry,
315 std_include_table, main): Likewise.
316 * protoize.c (longopts): Likewise.
317 * regclass.c (int_reg_class_contents): Likewise.
318 * toplev.c (dump_file, f_options, W_options): Make static.
319 (lang_independent_options, f_options, W_options): Const-ify.
320 * tree-dump.c (dump_file_info): Likewise.
321 * unroll.c (_factor): Make static.
322
323Wed Dec 26 17:55:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
324
325 * config/alpha/alpha.c (alpha_align_insns): Remove warning.
326
327 * config/sparc/sparc.md (call struct patterns): Show starting
328 at two words long.
329
3302001-12-26 David Edelsohn <edelsohn@gnu.org>
331
332 * rs6000.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add mcpu=405.
333 * sysv4.h (CPP_SYSV_SPEC, CPP_OS_VXWORKS_SPEC): Add mcpu=405.
334
3352001-12-26 DJ Delorie <dj@redhat.com>
336
337 * function.c (expand_main_function): Make sure stack adjustments
338 happen before sjlj exception setup.
339
3402001-12-26 David Edelsohn <edelsohn@gnu.org>
341
342 * rs6000.md (indirect_jump): Prefer CTR over LR.
343 * xcoff.h (ASM_DECLARE_FUNCTION_NAME): Handle weak function.
344
345Tue Dec 25 12:04:47 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
346
347 * dwarf2out.c: Reformatting and minor code rearrangement.
348
3492001-12-24 Douglas B. Rupp (rupp@gnat.com)
350
351 * configure.in (quoted_stage_prefix_set_by_configure): Generate.
352 * configure: Regenerated.
353 * Makefile.in (SUBDIR_FLAGS_TO_PASS): Use
354 quoted_stage_prefix_set_by_configure.
355
356Mon Dec 24 10:24:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
357
358 * rtl.h (in_expr_list_p): New declaration.
359 * rtlanal.c (in_expr_list_p): New function.
360 * cfgcleanup.c: Reformatting and minor code rearrangement.
361 * cfglayout.c, cfgloop.c, cfgrtl.c: Likewise.
362
3632001-12-23 Richard Henderson <rth@redhat.com>
364
365 PR c/5163:
366 * c-decl.c (duplicate_decls): As needed, set DECL_INLINE when
367 we have a function body associated. Minor cleanups.
368 (grokdeclarator): Do not set DECL_INLINE without a function body.
369
3702001-12-23 Richard Henderson <rth@redhat.com>
371
372 * stmt.c (resolve_operand_names): Handle operand modifiers.
373
3742001-12-23 Richard Henderson <rth@redhat.com>
375
376 * stmt.c (parse_input_constraint): Break out from ...
377 (expand_asm_operands): ... here. Loop over the operands twice,
378 the first time only calling mark_addressable. Correct and simplify
379 the conditions for spilling an output operand to memory.
380
3812001-12-23 Richard Henderson <rth@redhat.com>
382
383 * config/alpha/alpha.c (call_operand) [OSF]: Disallow virtual regs.
384
385 * config/alpha/alpha.md (UNSPEC_SIBCALL): New.
386 (sibcall, sibcall_value, sibcall_osf_1_er, sibcall_osf_1): Use it.
387 (sibcall_value_osf_1_er, sibcall_value_osf_1): Likewise.
388
3892001-12-23 Joseph S. Myers <jsm28@cam.ac.uk>
390
391 * c-typeck.c (c_start_case): Don't strip conversions from the
392 controlling expression. Partially fixes PR c/2454.
393
3942001-12-23 Joseph S. Myers <jsm28@cam.ac.uk>
395
396 * Makefile.in (USER_H): Remove proto.h.
397 * config.gcc (c*-convex-*): Set extra_headers=proto.h.
398
3992001-12-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
400
401 * arc.c (arc_hard_regno_mode_ok): Const-ify.
402 * arc.h (arc_hard_regno_mode_ok): Likewise.
403 * i386.c (x86_64_reg_class_name): Make static.
404 * m68k.c (regno_reg_class): Const-ify.
405 * m68k.h (regno_reg_class): Likewise.
406 * mcore.c (reg_class_from_letter): Likewise.
407 * mcore.h (reg_class_from_letter): Likewise.
408 * sh.c (reg_class_from_letter, ashiftrt_insns, shift_insns,
409 ext_shift_insns, ext_shift_amounts): Likewise.
410 * sh.h (reg_class_from_letter): Likewise.
411 * sparc.c (hard_regno_mode_classes, hard_32bit_mode_classes,
412 hard_64bit_mode_classes): Likewise.
413 * sparc.h (hard_regno_mode_classes): Likewise.
414
415 * gcc.c (modify_target): Make static.
416 * gengenrtl.c (defs, formats): Likewise.
417 * reload1.c (elim_table_1, init_elim_table): Const-ify.
418 * tradcpp.c (directive, directive_table, handle_directive,
419 skip_if_group, run_directive): Likewise.
420
4212001-12-23 Richard Henderson <rth@redhat.com>
422
423 * calls.c (expand_call): Don't turn off ECF_LIBCALL_BLOCK for
424 an invalid result register; do end the sequence properly.
425 (emit_library_call_value_1): Likewise.
426
4272001-12-22 Aldy Hernandez <aldyh@redhat.com>
428
429 * config/rs6000/rs6000.h (rs6000_builtins): Add vsldoi variants.
430
431 * config/rs6000/rs6000.md ("altivec_vsldoi_*"): Same.
432
433 * config/rs6000/rs6000.c: Clean up some spacing and indentation.
434 (altivec_init_builtins): Add tree types for builtins with 4 bit
435 literals.
436 (bdesc_3arg): Add vsldoi variants.
437
4382001-12-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
439
440 * 1750a.h (datalbl, jmplbl): Declare array size explicitly.
441 * a29k.h (a29k_debug_reg_map): Likewise.
442 * arc.h (arc_regno_reg_class): Likewise.
443 * c4x-protos.h (c4x_regclass_map, c4x_caller_save_map): Likewise.
444 * convex.h (regno_reg_class, reg_class_from_letter): Likewise.
445 * d30v.h (regno_reg_class, reg_class_from_letter): Likewise.
446 * i386.h (regclass_map): Likewise.
447 * m32r.h (m32r_hard_regno_mode_ok, m32r_punct_chars): Likewise.
448 * mcore.h (regno_reg_class): Likewise.
449 * mips.h (mips_print_operand_punct, mips_char_to_class):
450 Likewise.
451 * ns32k.h (regclass_map): Likewise.
452 * pj.h (pj_debugreg_renumber_vec): Likewise.
453 * s390.h (regclass_map): Likewise.
454 * sh.h (regno_reg_class): Likewise.
455 * sparc.h (sparc_regno_reg_class): Likewise.
456
457 * hard-reg-set.h (reg_class_contents): Likewise.
458 * machmode.h (class_narrowest_mode): Likewise.
459
4602001-12-22 David Edelsohn <edelsohn@gnu.org>
461
462 * loop.c (scan_loop, move_movables, count_one_set): Do not
463 overlook hard registers when computing statistics.
464
465Sun Dec 23 00:49:37 CET 2001 Jan Hubicka <jh@suse.cz>
466
467 * calls.c (ECF_LIBCALL_BLOCK): New constant.
468 (emit_call_1, initialize_argument_information,
469 precompute_arguments, expand_call,
470 emit_library_call_value_1): Use ECF_LIBCALL_BLOCK
471 instead of ECF_PURE | ECF_CONST. Honnor LCT_CONST/LCT_PURE.
472
4732001-12-22 Joseph S. Myers <jsm28@cam.ac.uk>
474
475 * config.gcc (extra_headers): Move settings to math-68881.h and
476 ppc-asm.h to common code for CPU types. Use math-68881.h on all
477 m68k targets.
478 (header_files): Remove unused setting.
479
4802001-12-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
481
482 * elxsi.c: Include "hard-reg-set.h" and/or don't declare
483 `call_used_regs' explicitly.
484 * i860.c: Likewise.
485 * m68k.c: Likewise.
486 * ns32k.c: Likewise.
487 * pa.c: Likewise.
488 * vax.c: Likewise.
489 * we32k.c: Likewise.
490
491Fri Dec 21 23:30:14 CET 2001 Jan Hubicka <jh@suse.cz>
492
493 * i386.h (TARGET_CPU_DEFAULT_pentium_mmx): New.
494 (TARGET_CPU_DEFAULT_*): Renumber.
495
496Sat Dec 22 12:20:20 EST 2001 John Wehle (john@feith.com)
497
498 * rtl.h (subreg_lsb): Declare.
499 * rtlanal.c (subreg_lsb): Implement.
500
501Sat Dec 22 08:59:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
502
503 * predict.c: Reformatting and minor cleanups.
504 * cfg.c, cfganal.c, cfgbuild.c: Likewise.
505
506 * expr.c (expand_expr, case ADDR_EXPR): Handling taking address of
507 SAVE_EXPR.
508 * function.c (gen_mem_addressof): Add missing tests for SAVE_EXPR.
509 (put_addressof_into_stack): Clarify code in setting of used_p.
510
511 * calls.c (flags_from_decl_or_type): Move ECF_SP_DEPRESSED here.
512 (expand_call): Delete from here.
513 Do pending stack adjustments if ECF_SP_DEPRESSED.
514
515 * dwarf2out.c (save_rtx): Deleted.
516 (mem_loc_descriptor): Do equivalent operation.
517 (add_const_value_attribute, case CONST): Likewise.
518 (add_name_and_src_coords_attributes): Likewise.
519
5202001-12-21 Kazu Hirata <kazu@hxi.com>
521
522 * config/h8300/h8300.h: Fix comment formatting.
523
524Fri Dec 21 17:30:15 2001 Jeffrey A Law (law@redhat.com)
525
526 * pa.h (CPP_SPEC): If not in ANSI mode, define _INCLUDE_LONGLONG.
527 (CPLUSPLUS_CPP_SPEC): Define _INCLUDE_LONGLONG.
528
5292001-12-21 Robert Lipe <robertlipe@usa.net>
530
531 * system.h (PREFETCH): Explictly undefine.
532
5332001-12-21 Richard Henderson <rth@redhat.com>
534
535 * c-parse.in (SAVE_WARN_FLAGS): Save warn_traditional.
536 (RESTORE_WARN_FLAGS): Restore it.
537 (extension): Zero warn_traditional.
538
5392001-12-21 Kazu Hirata <kazu@hxi.com>
540
541 * doc/passes.texi: Fix a typo.
542
5432001-12-21 Kazu Hirata <kazu@hxi.com>
544
545 * config/h8300/h8300.h: Fix a comment typo.
546
5472001-12-21 Jakub Jelinek <jakub@redhat.com>
548
549 * combine.c (nonzero_bits): If using reg_nonzero_bits,
550 we don't know anything about bits outside of X mode.
551 (num_sign_bit_copies): Likewise.
552
5532001-12-21 Nick Clifton <nickc@cambridge.redhat.com>
554
555 * config/arm/arm.md (prefetch): Use 'a' operand code.
556
5572001-12-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
558
559 * aclocal.m4 (gcc_AC_PROG_GNAT): Run prospective ada drivers in
560 subshells.
561 * configure.in: Likewise for perl Pod::Man.
562
563 * configure: Regenerated.
564
5652001-12-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
566
567 * builtin-attrs.def (__builtin_printf_unlocked,
568 __builtin_fprintf_unlocked, printf_unlocked, fprintf_unlocked):
569 Mark with the __printf__ attribute.
570
571 * builtins.c (expand_builtin_fputs): Add an `unlocked' parameter
572 and set the replacement function depending on it.
573 (expand_builtin): Skip BUILT_IN_*_UNLOCKED when not optimizing.
574 Handle BUILT_IN_*_UNLOCKED when optimizing.
575
576 * builtins.def (DEF_EXT_FALLBACK_BUILTIN,
577 DEF_EXT_FRONT_END_LIB_BUILTIN): New macros.
578 Declare the "unlocked" stdio functions.
579
580 * c-common.c (c_expand_builtin_printf, c_expand_builtin_fprintf):
581 Add an `unlocked' parameter and set the replacement function
582 depending on it.
583 (c_expand_builtin): Handle BUILT_IN_PRINTF_UNLOCKED and
584 BUILT_IN_FPRINTF_UNLOCKED.
585
586 * doc/extend.texi (printf_unlocked, fprintf_unlocked,
587 fputs_unlocked): Document.
588
5892001-12-20 Josef Zlomek <zlomek@matfyz.cz>
590
591 * cfgloop.c (flow_loops_find): Use the information of the depth
592 first search order of the CFG correctly when finding natural loops.
593
5942001-12-20 Richard Henderson <rth@redhat.com>
595
596 * config/alpha/alpha.md (prologue_mcount): Update for explicit relocs.
597
5982001-12-20 Richard Henderson <rth@redhat.com>
599
600 * config/alpha/alpha.c (call_operand) [OSF]: Accept pseudos.
601 * config/alpha/alpha.md (call_osf, call_value_osf): Don't force
602 operand into $27.
603
6042001-12-20 Joseph S. Myers <jsm28@cam.ac.uk>
605
606 * configure.in (all_headers, all_lib2funcs): Remove.
607 * configure: Regenerate.
608 * Makefile.in (LANG_EXTRA_HEADERS): Remove.
609 (USER_H): Don't include $(LANG_EXTRA_HEADERS).
610 * config/alpha/t-interix (USER_H): Don't include
611 $(LANG_EXTRA_HEADERS).
612 * config/i386/t-interix: Likewise.
613 * config/t-openbsd: Likewise.
614
6152001-12-20 Andreas Jaeger <aj@suse.de>
616
617 * libgcc2.c (__bb_exit_func): Remove unused variable.
618 (num_digits): Remove unused function.
619
6202001-12-20 Alan Shieh <ashieh@hkn.eecs.berkeley.edu>
621
622 * config/arm/arm.c (arm_output_epilogue): Changed IP restore
623 to use ldmfd instead of ldmea.
624 * config/arm/arm.c (arm_compute_initial_elimination_offset):
625 Modified to reflect behavior of arm_expand_prologue when generating
626 interrupt handlers
627
6282001-12-20 Nick Clifton <nickc@cambridge.redhat.com>
629
630 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): New
631 function. Compute which of registers r0 through r12 should be
632 saved onto the stack during a function's prologue.
633 (arm_compute_save_reg_mask): Use
634 arm_compute_save_reg0_reg12_mask.
635 (arm_compute_initial_elimination_offset): Use
636 arm_compute_save_reg0_reg12_mask.
637
638 (arm_expand_prologue): Do not mark as save of the IP register
639 for an interrupt handler as being part of the frame creation
640 code.
641
6422001-12-20 Richard Henderson <rth@redhat.com>
643
644 * varasm.c (assemble_real): Use REAL_VALUE_TO_x and assemble_integer
645 to emit floating point values.
646 (assemble_real_1): Remove.
647
648 * 1750a/1750a.c (real_value_to_target_single): New.
649 (real_value_to_target_double): New.
650 * 1750a/1750a.h (TARGET_FLOAT_FORMAT): New.
651 (REAL_VALUE_TO_TARGET_SINGLE): New.
652 (REAL_VALUE_TO_TARGET_DOUBLE): New.
653 * 1750a/1750a-protos.h: Update.
654
655 * 1750a/1750a.h, a29k/a29k.h, alpha/alpha.h, alpha/unicosmk.h,
656 alpha/vms.h, arc/arc.h, arm/aof.h, arm/aout.h, avr/avr.c,
657 avr/avr.h, c4x/c4x.h, clipper/clix.h, convex/convex.h, cris/cris.h,
658 d30v/d30v.h, dsp16xx/dsp16xx.c, dsp16xx/dsp16xx.h, elxsi/elxsi.h,
659 fr30/fr30.h, h8300/h8300.h, i370/i370.h, i386/i386.h, i386/i386elf.h,
660 i386/next.h, i386/ptx4-i.h, i386/sysv4.h, i860/fx2800.h, i860/i860.h,
661 i860/paragon.h, i860/sysv4.h, i960/i960-protos.h, i960/i960.c,
662 i960/i960.h, ia64/ia64.h, m32r/m32r.h, m68hc11/m68hc11.c,
663 m68hc11/m68hc11.h, m68k/3b1.h, m68k/altos3068.h, m68k/crds.h,
664 m68k/dpx2.h, m68k/hp320.h, m68k/m68k.h, m68k/mot3300.h, m68k/news.h,
665 m68k/next.h, m68k/next21.h, m68k/sgs.h, m68k/sun2o4.h, m68k/sun3.h,
666 m68k/tower-as.h, m88k/m88k.h, mcore/mcore.h, mips/mips-protos.h,
667 mips/mips.c, mips/mips.h, mmix/mmix-protos.h, mmix/mmix.c,
668 mmix/mmix.h, mn10200/mn10200.h, mn10300/mn10300.h, ns32k/encore.h,
669 ns32k/ns32k.h, pa/long_double.h, pa/pa.h, pdp11/pdp11.h, pj/pj.h,
670 romp/romp.c, romp/romp.h, rs6000/rs6000.h, s390/linux.h, sh/sh.h,
671 sparc/sparc.h, stormy16/stormy16.h, v850/v850.h, vax/vax.h,
672 vax/vaxv.h, we32k/we32k.h, doc/tm.texi: Remove ASM_OUTPUT_FLOAT,
673 ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE_FLOAT,
674 ASM_OUTPUT_SHORT_FLOAT, ASM_OUTPUT_THREE_QUARTER_FLOAT, and all
675 associated support routines.
676
677Thu Dec 20 16:58:46 CET 2001 Jan Hubicka <jh@suse.cz>
678
679 * cfgcleanup.c (flow_find_cross_jump): Avoid incrementing of ninsns
680 if one of block does not contain jump.
681 (outgoing_edge_math): Revert last path; require edges to be noncomplex
682 nonfake to match single exit edge; require conditional jumps to not
683 have side effect.
684
6852001-12-20 Turly O'Connor <turly@apple.com>
686
687 * tm.texi (ASM_OUTPUT_OPERAND): Change documentation references to
688 "recog_operand" to "recog_data.operand".
689 * rtl.def: Likewise.
690
6912001-12-20 Jakub Jelinek <jakub@redhat.com>
692
693 * simplify-rtx.c (simplifi_binary_operation) [DIV]: If DIV has
694 narrower mode than op0, only return the bits in DIV's mode.
695
6962001-12-20 Jakub Jelinek <jakub@redhat.com>
697
698 * combine.c (distribute_notes): Avoid adding REG_LABEL notes
699 to JUMP_INSNs with JUMP_LABEL.
700
7012001-12-19 Aldy Hernandez <aldyh@redhat.com>
702
703 * doc/install.texi: Add documentation for --enable-altivec.
704
705 * config.gcc: Add support for --enable-altivec.
706
707 * config/rs6000/altivec.h: New.
708
709 * config/rs6000/linuxaltivec.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
710 Define. Fix typo.
711
712 * config/rs6000/rs6000.c (vrsave_operation): Change unspec to
713 unspec_volatile.
714 (generate_set_vrsave): Generate the unspec here instead of calling
715 an .md pattern.
716 (generate_set_vrsave): Use gen_rtvec.
717 (rs6000_emit_prologue): Replace call to gen_get_vrsave with
718 gen_rtx_SET.
719
720 * config/rs6000/rs6000.md ("*movsi_internal1"): Add constraints
721 for setting special registers.
722 ("*set_vrsave_internal"): Use unspec_volatile.
723 ("set_vrsave"): Remove.
724 ("get_vrsave"): Remove.
725
726 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Add vrsave to
727 SPECIAL_REGS.
728
7292001-12-19 Bruce Korb <bkorb@gnu.org>
730
731 * gcc/fixinc/inclhack.def: Remove all the fix suppression "fixes".
732 (strict_ansi_not_ctd): accommodate __STDC__ == 0 tests in UW 2.1.2
733 * gcc/fixinc/mkfixinc.sh(i?86-*-sysv4.2uw2*): now uses fixincl program
734 * gcc/fixinc/base/...: adjust for changes in fixes
735
7362001-12-20 Joseph S. Myers <jsm28@cam.ac.uk>
737
738 * po/gcc.pot: Regenerate.
739
740 * configure.in (all_diff_excludes, diff_excludes): Remove.
741 * configure: Regenerate.
742 * Makefile.in (LANG_DIFF_EXCLUDES): Remove.
743 * objc/config-lang.in (diff_excludes): Remove.
744
7452001-12-19 Dan Nicolaescu <dann@ics.uci.edu>
746
747 * config/sparc/sparc.md (ldd peephole2s): For load peepholes pass
748 the destination register as a parameter to mems_ok_for_ldd_peep.
749 For store peepholes pass NULL_RTX. Move all volatile checks ...
750 * config/sparc/sparc.c (mems_ok_for_ldd_peep): ... here. Add a
751 register parameter, check it's not the same as base for an address.
752 * config/sparc/sparc-protos.h (mems_ok_for_ldd_peep): Update.
753
7542001-12-19 Jakub Jelinek <jakub@redhat.com>
755
756 * config/ia64/ia64.c (ia64_single_set): Return first set for
757 prologue_allocate_stack and epilogue_deallocate_stack instructions.
758
7592001-12-19 Dale Johannesen <dalej@apple.com>
760
761 * config/rs6000/rs6000.h: LEGITIMIZE_RELOAD_ADDRESS:
762 redefine in terms of rs6000_legitimize_reload_address().
763 * config/rs6000/rs6000-protos.h: Add this function.
764 * config/rs6000/rs6000.c: Add this function. Includes
765 handling for Darwin FP constants.
766
767Wed Dec 19 11:01:21 2001 Jeffrey A Law (law@redhat.com)
768
769 * config/pa/t-hpux-shlib: New file.
770 * config.gcc (hpux10, hpux11): Include t-hpux-shlib in tmake_file
771 for 32bit hpux10 & hpux11 configurations.
772
7732001-12-19 Nick Clifton <nickc@cambridge.redhat.com>
774
775 * config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Pass
776 -mno-fpu onto gas unless -mhard-float is specified.
777 (MULTILIB_DEFAULTS): Include msoft-float.
778
779 * config/arm/t-xscale-coff (EXTRA_MULTILIB_PARTS): Remove definition.
780
781 * config/arm/coff.h (SUPPORTS_INIT_PRIORITY): Define (to false).
782 * config/arm/elf.h (SUPPORTS_INIT_PRIORITY): Define (to true).
783
784Wed Dec 19 06:12:34 2001 Douglas B. Rupp <rupp@gnat.com>
785
786 * dwarf2out.c (add_name_and_src_coords_attributes): Fix VMS procedure
787 descriptor output.
788
7892001-12-18 Stan Shebs <shebs@apple.com>
790
791 * rs6000.h (LOCAL_ALIGNMENT): Fix parens.
792
793Tue Dec 18 17:02:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
794
795 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
796 on an INTEGER_CST.
797
7982001-12-18 David Edelsohn <edelsohn@gnu.org>
799
800 * rs6000.c (rs6000_override_options): Only use DI ops when
801 TARGET_64BIT. Fix typo.
802
803Tue Dec 18 16:39:46 CET 2001 Jan Hubicka <jh@suse.cz>
804
805 * att.h (ASM_FILE_START): Use asm_dialect.
806 * linux.h (ASM_FILE_START): Likewise.
807 * gas.h (ASM_FILE_START): Likewise.
808 * i386.c (ix86_debug_arg_string, ix86_debug_addr_string,
809 ix86_asm_string, ix86_asm_dialect): New.
810 (override_options): Set asm_dialect.
811 * i386.h (MASK_MIX_SSE_I387, MASK_INTEL_SYNTAX, MASK_DEBUG_ARG,
812 MASK_DEBUG_ADDR): Kill.
813 (MASK_64BIT, MASK_NO_RED_ZONE): renumber.
814 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Use string.
815 (ASSEMBLER_DIALECT): Use asm_dialect.
816 (TARGET_SWITCHES): Undocument deprecated items; deprecate intel-syntax;
817 remove debug-addr and debug-arg.
818 (TARGET_OPTIONS): Add debug-arg, debug-addr, asm.
819 (asm_dialect): New enum.
820 (ix86_debug_arg_string, ix86_debug_addr_string,
821 ix86_asm_string, ix86_asm_dialect): Declare.
822 * invoke.texi (-mintel-syntax): Remove.
823 (-masm): Document.
824
825Tue Dec 18 16:37:42 CET 2001 Jan Hubicka <jh@suse.cz>
826
827 * libgcc2.c (__bb_exit_func): Kill -ax dumping code.
828
8292001-12-18 Jason Merrill <jason@redhat.com>
830
831 C++ ABI change: destroy value arguments in caller.
832 * calls.c (initialize_argument_information): Pass the address of
833 the TARGET_EXPR temporary rather than storing it into another.
834
835Tue Dec 18 07:09:06 2001 Douglas B. Rupp <rupp@gnat.com>
836
837 * config/alpha/xm-vms.h (INCLUDE_DEFAULTS): Add /gnu/include.
838 * config/alpha/vms.h (STACK_CHECK_BUILTIN): #define 0 for VMS.
839
8402001-12-18 Jakub Jelinek <jakub@redhat.com>
841
842 * config/linux.h (PREFERRED_DEBUGGING_TYPE): Remove.
843 * config/sparc/linux.h (PREFERRED_DEBUGGING_TYPE): Remove.
844 * config/sparc/linux64.h (PREFERRED_DEBUGGING_TYPE): Remove.
845 (CC1_SPEC): Don't default to -gstabs+ if -m32.
846
8472001-12-05 David O'Brien <obrien@FreeBSD.org>
848
849 * elfos.h (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
850
8512001-12-18 Joseph S. Myers <jsm28@cam.ac.uk>
852
853 * po/gcc.pot: Regenerate.
854
8552001-12-18 Kazu Hirata <kazu@hxi.com>
856
857 * config/h8300/h8300.c: Fix comment typos.
858 * config/h8300/h8300.h: Fix comment formatting.
859
8602001-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
861
862 * machmode.h (mode_name, mode_class, mode_size, mode_unit_size,
863 mode_bitsize, mode_mask_array, mode_wider_mode): Set array size in
864 declaration to NUM_MACHINE_MODES.
865 (mode_size, mode_unit_size): Set array type to unsigned char.
866 (mode_bitsize): Set array type to unsigned short.
867
868 * rtl.c (rtx_length): Set array type to unsigned char.
869 (rtx_length, rtx_name, rtx_format, rtx_class): Set array size to
870 NUM_RTX_CODE.
871 (mode_bitsize): Set array type to unsigned short.
872 (mode_size, mode_unit_size): Set array type to unsigned char.
873 (mode_name, mode_class, mode_bitsize, mode_size, mode_unit_size,
874 mode_wider_mode, mode_mask_array): Set array size to
875 NUM_MACHINE_MODES.
876
877 * rtl.h (rtx_length, rtx_name, rtx_format, rtx_class): Set array
878 size in declaration to NUM_RTX_CODE.
879
8802001-12-17 Richard Henderson <rth@redhat.com>
881
882 * config/alpha/alpha.md (unop): Encode RB as $sp.
883
8842001-12-17 Neil Booth <neil@daikokuya.demon.co.uk>
885
886 * Makefile.in: Update dependencies.
887 * c-lang.c: Remove unnecessary includes.
888 (deferred_fns, start_cdtor, finish_cdtor, defer_fn): Move to
889 c-objc-common.c.
890 (finish_file): Move body to c_common_finish_file.
891 * c-objc-common.c: Include varray.h and ggc.h.
892 (deferred_fns, start_cdtor, finish_cdtor, defer_fn,
893 expand_deferred_fns, c_objc_common_finish_file): Moved from c-lang.c.
894 (c_objc_common_init): Initialize deferred function array.
895 * c-tree.h (c_objc_common_finish_file,
896 static_ctors, static_dtors): New.
897objc:
898 * Make-lang.in: Update dependencies.
899 * objc/objc-act.c: Don't include varray.h.
900 (defer_fn, deferred_fns): Move to c-objc-common.c.
901 (objc_init): Similarly for initialization of it.
902 (finish_file): Move some to c-objc-common.c, use
903 c_objc_common_finish_file.
904
9052001-12-17 Aldy Hernandez <aldyh@redhat.com>
906
907 * config/rs6000/rs6000.c: Remove is_gpr_return_reg prototype.
908
9092001-12-17 Neil Booth <neil@daikokuya.demon.co.uk>
910
911 * doc/cppinternals.texi: Update.
912
913Mon Dec 17 14:21:21 2001 Jeffrey A Law (law@redhat.com)
914
915 * expmed.c (emit_store_flag): Extract updated comparison code
916 from the return value of compare_from_rtx.
917 * expr.c (do_store_flag): Similarly.
918
9192001-12-17 Nick Clifton <nickc@cambridge.redhat.com>
920
921 * caller-save.c (init_caller_save): Use MODE_BASE_REG_CLASS in
922 preference to BASE_REG_CLASS.
923 * recog.c (preprocess_constraints): Ditto.
924 * regclass.c (record_operand_costs, scan_one_insn, regclass,
925 record_reg_classes, record_address_regs): Ditto.
926 * regrename.c (scan_rtx_address, scan_rtx,
927 replace_oldest_value_addr, replace_oldest_value_mem): Ditto.
928 * reload.c (find_reloads, find_reloads_address,
929 find_reloads_address_1): Ditto.
930 * reload1.c (maybe_fix_stack_asms): Ditto.
931 * defaults.h (MODE_BASE_REG_CLASS): Provide default
932 definition.
933 * doc/tm.texi: Document MODE_BASE_REG_CLASS.
934
935 * config/arm/arm.h (MODE_BASE_REG_CLASS): Define.
936
9372001-12-17 Joseph S. Myers <jsm28@cam.ac.uk>
938
939 * doc/install.texi2html: Use -I $SOURCEDIR.
940
941 Separate user and internals manuals.
942 * Makefile.in (info, $(docdir)/gcc.info, dvi, gcc.dvi): Update
943 dependencies.
944 ($(docdir)/gccint.info, gccint.dvi): New targets.
945 (maintainer-clean, install-info, uninstall): Update.
946 * doc/.cvsignore: Add gccint.info*.
947 * doc/include/gcc-common.texi: New file.
948 * doc/gcc.texi: Use it. Adjust to be a user-only manual. Put
949 copyright notice in a macro. Don't include ISBN unless FSFPRINT
950 is defined.
951 * doc/gccint.texi: New file.
952 * doc/configfiles.texi, doc/extend.texi, doc/invoke.texi,
953 doc/md.texi, doc/passes.texi, doc/tm.texi, doc/trouble.texi:
954 Update for separate user and internals manuals.
955
9562001-12-17 Dale Johannesen <dalej@apple.com>
957
958 * config/rs6000/rs6000.h: CPP_CPU_SPEC: add mcpu=7400.
959 ASM_CPU_SPEC: Ditto.
960 RTX_COSTS: Fix timing info for 7450 multiply.
961 * config/rs6000/rs6000.md: Fix timing info for 7450 imul.
962 Allow floats to be kept in int regs in movsf_low,
963 movsf_low_st (Darwin only)
964
9652001-12-17 Aldy Hernandez <aldyh@redhat.com>
966
967 * config/rs6000/rs6000.c (vrsave_operation): Recognize SETs in
968 parallel.
969 (is_gpr_return_reg): New.
970 (rs6000_emit_prologue): Call generate_set_vrsave with additional
971 argument. Save only registers in the mask. Attach
972 REG_FRAME_RELATED_EXPR note to altivec offsets. Do not call
973 rs6000_frame_related when saving VRSAVE.
974 (rs6000_emit_epilogue): Call generate_set_vrsave with additional
975 argument. Restore only registers in the mask. Restore altivec
976 registers after we restore CR.
977 (generate_set_vrsave): New parameter epiloguep. Generate unspec
978 sets instead of clobbers for call saved registers.
979 (altivec_frame_fixup): New.
980
9812001-12-17 Richard Henderson <rth@redhat.com>
982
983 * config/sparc/sparc.md (movdi_zero): Remove.
984 (movdi_insn_sp32_v9): New.
985
9862001-12-17 Richard Henderson <rth@redhat.com>
987
988 * cfgcleanup.c (outgoing_edges_match): Check for insn match with
989 a single outgoing edge too.
990
991Mon Dec 17 18:27:52 CET 2001 Jan Hubicka <jh@suse.cz>
992
993 * cfgrtl.c (redirect_edge_and_branch): Do simplify abnormal
994 edges resulting from computed jump
995
996Mon Dec 17 17:57:05 CET 2001 Jan Hubicka <jh@suse.cz>
997
05713b80 998 * Makefile.in (cfgcleanup.o): Add cselib.h dependency.
619acae7
JL		 999 * basic-block.h (CLEANUP_THREADING): New constant.
1000 * cfgcleanup.c: Include cselib.h
1001 (thread_jump, mark_effect): New functions.
1002 (try_forward_edges): Do jump threading when asked for.
1003 * jump.c (mark_modified_reg, save_regs, num_same_regs, modified_regs,
1004 modified_mem, thread_jumps, rtx_equal_for-thread_p): Kill.
1005 * rtl.h (thread_jumps, rtx_equal_for_thread_p): Kill.
1006 * toplev.c (rest_of_compilation): Do now call thread_jumps; use
1007 CLEANUP_THREAD instead.
1008
10092001-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1010
1011 * sparc/linux.h (STARTFILE_SPEC): Fix typo in last change.
1012
10132001-12-17 Tom Rix <trix@redhat.com>
1014
1015 * config/rs6000/rs6000.c (expand_block_move): Fix limits on max size
1016 of bytes.
1017
10182001-12-17 Richard Sandiford <rsandifo@redhat.com>
1019
1020 * target.h (asm_out.byte_op, asm_out.aligned_op, asm_out.unaligned_op,
1021 asm_out.integer): New fields.
1022 * target-def.h (TARGET_ASM_BYTE_OP, TARGET_ASM_ALIGNED_[HSDT]I_OP,
4912a07c 1023 TARGET_ASM_UNALIGNED_[HSDT]I_OP, TARGET_ASM_INTEGER): New initializers.
619acae7 1024 (TARGET_ASM_ALIGNED_INT_OP, TARGET_ASM_UNALIGNED_INT_OP): Collect
4912a07c
KH		 1025 the individual initializers together.
1026 (TARGET_ASM_OUT): Add the new initializers.
619acae7
JL		 1027 * output.h (assemble_integer): Return bool.
1028 (integer_asm_op): Declare.
1029 (default_assemble_integer): Declare.
1030 (assemble_aligned_integer): New interface to assemble_integer.
1031 * varasm.c (integer_asm_op): New function to select pseudo-op.
1032 (default_assemble_integer): Default implementation of asm_out.integer.
1033 (assemble_integer): Use the new target hook. Split objects into
1034 words or bytes if the target hook fails. Return bool.
1035 * doc/tm.texi (ASM_OUTPUT_CHAR, ASM_OUTPUT_BYTE, ASM_OUTPUT_SHORT,
1036 ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_OUTPUT_QUADRUPLE_INT,
1037 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1038 UNALIGNED_DOUBLE_INT_ASM_OP): Undocument.
1039 Document new target hooks.
1040
1041 * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Use integer_asm_op.
1042 * dwarf2asm.c (unaligned_integer_asm_op): Remove.
1043 (dw2_assemble_integer): New.
1044 (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
1045 dw2_asm_output_pcrel, dw2_asm_output_addr, dw2_asm_output_addr_rtx,
1046 dw2_asm_output_encoded_addr_rtx): Use it.
1047 (dw2_asm_output_nstring): Use assemble_integer for the null terminator.
1048 (dw2_asm_output_data_uleb128, dw2_asm_output_data_sleb128): Use
1049 integer_asm_op to get the byte pseudo-op. Use assemble_integer
1050 if it returns NULL.
1051 * dwarf2asm.h (dw2_assemble_integer): Declare.
1052 * dwarfout.c: Include dwarf2asm.h. Use dwarf2 functions for the
1053 default implementation of most macros.
1054 (output_unsigned_leb128): Use dw2_asm_output_data.
1055 (output_signed_leb128, dwarfout_source_line): Likewise.
1056 (output_reg_number): Use dw2_assemble_integer.
1057 (generate_macinfo_entry): Separate the type and offset arguments.
1058 Use assemble_integer to write the value.
1059 (dwarfout_start_source_file): Update generate_macinfo_entry usage.
1060 (dwarfout_end_source_file, dwarfout_define, dwarfout_undef): Likewise.
1061 * final.c (output_addr_const): Don't put brackets round a subtracted
1062 symbol value or ".".
1063 * halfpic.c (half_pic_finish): Use assemble_aligned_integer.
1064
1065 * config/1750a/1750a.c (assemble_integer_1750a): New,
1066 * config/alpha/alpha.h (literal_section): Avoid ASM_OUTPUT_INT.
1067 * config/arc/arc.c (arc_assemble_integer): New.
1068 * config/arc/arc.h (TRAMPOLINE_TEMPLATE): Avoid ASM_OUTPUT_INT.
1069 * config/arm/arm.c (arm_poke_function_name): Likewise.
1070 (arm_assemble_integer): New, extracted from...
1071 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): ...here, now removed.
1072 (ARM_TRAMPOLINE_TEMPLATE, ARM_FUNCTION_PROFILER): Avoid ASM_OUTPUT_INT.
1073 (ARM_FUNCTION_PROFILER): Likewise.
1074 * config/avr/avr-protos.h (asm_output_byte): Remove.
1075 (asm_output_char, asm_output_short): Remove.
1076 * config/avr/avr.c (avr_assemble_integer): New.
1077 (asm_output_byte, asm_output_char, asm_output_short): Remove.
1078 * config/clipper/clipper.h (ASM_LONG): Remove.
1079 * config/dsp16xx/dsp16xx-protos.h (asm_output_long): Remove.
1080 * config/dsp16xx/dsp16xx.c (asm_output_long): Remove.
1081 * config/elxsi/elxsi.c (elxsi_assemble_integer): New.
1082 * config/i370/i370.c (i370_hlasm_assemble_integer): New.
1083 * config/i370/i370.h (TRAMPOLINE_TEMPLATE): Avoid ASM_OUTPUT_SHORT.
1084 (ASM_BYTE, ASM_SHORT, ASM_LONG): Delete.
1085 * config/i386/att.h, (ASM_OUTPUT_ASCII): Avoid ASM_BYTE_OP.
1086 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Use
1087 ASM_LONG instead of UNALIGNED_INT_ASM_OP.
1088 * config/i386/sco5.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
1089 (ASM_OUTPUT_ASCII): Avoid ASM_BYTE_OP.
1090 * config/i386/sysv4.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Use
1091 ASM_LONG instead of UNALIGNED_INT_ASM_OP.
1092 * config/i860/fx2800.h (ASM_FILE_END): Avoid ASM_LONG.
1093 * config/i860/i860.c (i860_output_function_epilogue): Likewise.
1094 * config/i860/i860.h (TRAMPOLINE_TEMPLATE): Avoid ASM_OUTPUT_INT.
1095 (ASM_SHORT, ASM_LONG): Undefine.
1096 * config/i860/paragon.h (ASM_OUTPUT_ASCII): Avoid ASM_BYTE_OP.
1097 * config/i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise.
1098 * config/i960/i960.h (TRAMPOLINE_TEMPLATE): Avoid ASM_OUTPUT_INT.
1099 * config/ia64/ia64.c (ia64_assemble_integer): New.
1100 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use integer_asm_op.
1101 (ASM_OUTPUT_DWARF_PCREL): Likewise.
1102 * config/m68hc11/m68hc11.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
1103 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_VEC_ELT): Avoid ASM_LONG.
1104 (ASM_SHORT, ASM_LONG): Remove.
1105 * config/m68k/m68k.h (INT_OP_GROUP): New macro.
1106 (INT_OP_STANDARD, INT_OP_DOT_WORD, INT_OP_NO_DOT, INT_OP_DC): New
1107 macros, the allowed values for INT_OP_GROUP.
1108 * config/m68k/amix.h (ASM_OUTPUT_ASCII): Avoid ASM_BYTE_OP
1109 * config/m68k/atari.h (ASM_OUTPUT_ASCII): Likewise
1110 * config/m68k/m68kelf.h (ASM_OUTPUT_ASCII): Likewise
1111 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP): Remove.
1112 (INT_OP_GROUP): Define to INT_OP_NO_DOT.
1113 * config/m68k/dpx2.h (ASM_LONG): Undefine.
1114 (INT_OP_GROUP): Define to INT_OP_DC.
1115 * config/m68k/dpx2g.h (ASM_LONG): Undefine.
1116 * config/m68k/hp320.h (INT_OP_GROUP): Define to INT_OP_NO_DOT.
1117 * config/m68k/lynx.h (ASM_LONG): Undefine.
1118 * config/m68k/dpx2g.h (ASM_LONG): Undefine.
1119 * config/m68k/m68kelf.h (ASM_OUTPUT_ASCII): Avoid ASM_BYTE_OP.
1120 * config/m68k/m68kv4.h (ASM_OUTPUT_ASCII): Likewise.
1121 (TRAMPOLINE_TEMPLATE): Avoid ASM_OUTPUT_*.
1122 * config/m68k/mot3300.h (INT_OP_GROUP): Define to INT_OP_STANDARD
1123 for GAS and INT_OP_NO_DOT otherwise.
1124 (ASM_CHAR, ASM_BYTE, ASM_SHORT, ASM_LONG): Remove.
1125 (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
1126 ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Avoid ASM_LONG.
1127 (ASM_OUTPUT_ASCII): Avoid ASM_BYTE_OP.
1128 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP): Remove.
1129 (INT_OP_GROUP): Define to INT_OP_STANDARD.
1130 (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
1131 ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Avoid LONG_ASM_OP.
1132 (ASM_OUTPUT_ASCII): Avoid BYTE_ASM_OP.
1133 * config/m68k/tower-as.h (ASM_LONG): Remove.
1134 (INT_OP_GROUP): Define to INT_OP_NO_DOT.
1135 * config/m88k/m88k.c (output_tdesc): Avoid ASM_LONG.
1136 * config/m88k/m88k.h (TRAMPOLINE_TEMPLATE): Avoid ASM_OUTPUT_INT.
1137 (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Avoid ASM_LONG.
1138 * config/mips/iris5.h (TARGET_IRIX5): Define.
1139 * config/mips/mips.c (mips_assemble_integer): New.
1140 * config/mips/sni-svr4.h (ASM_LONG): Undefine.
1141 * config/mmix/mmix-protos.h (mmix_asm_output_double_int): Remove.
1142 * config/mmix/mmix.c (mmix_assemble_integer): New.
1143 (mmix_asm_output_double_int): Remove.
1144 (mmix_print_operand): Call mmix_output_octa directly.
1145 * config/mmix/mmix.h (ASM_LONG): Remove.
1146 * config/ns32k/ns32k.h (TRAMPOLINE_TEMPLATE): Avoid ASM_OUTPUT_INT.
1147 * config/pa/pa.c (pa_assemble_integer): New.
1148 (pa_override_options): Only use aligned DI ops on 64-bit targets.
1149 Only use the unaligned ops if TARGET_GAS.
1150 * config/pdp11/pdp11.c (pdp11_assemble_integer): New.
1151 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Avoid ASM_OUTPUT_SHORT.
1152 * config/pj/pj.h (ASM_LONG): Undefine.
1153 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Undefine.
1154 * config/rs6000/rs6000.c (rs6000_assemble_integer): New, mostly
1155 extracted from ASM_OUTPUT_INT in sysv4.h. Use in_text_section()
1156 and in_toc_section() rather than the in_section variable.
1157 (rs6000_override_options): Only use DI ops when TARGET_POWERPC64.
1158 * config/rs6000/sysv4.h (TOC_SECTION_FUNCTION): Add in_toc_section().
1159 (RELOCATABLE_NEEDS_FIXUP): Define.
1160 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Change space to tab.
1161 * config/s390/linux.h (ASM_SHORT, ASM_LONG, ASM_QUAD): Remove.
1162 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Use integer_asm_op
1163 to get the word directive.
1164 (ASM_OUTPUT_ASCII): Avoid ASM_BYTE_OP.
1165 * config/s390/s390.c (s390_assemble_integer): New.
1166 * config/s390/s390.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Use
1167 integer_asm_op to get the word directive.
1168 * config/sparc/sol2.h (ASM_SHORT, ASM_LONG): Remove.
1169 * config/sparc/sparc-protos.h (output_double_int): Remove.
1170 * config/sparc/sparc.c (output_double_int): Move to...
1171 (sparc_assemble_integer): ...this new function.
1172 (sparc_override_options): Only use .uaxword if TARGET_ARCH64.
1173 * config/sparc/sparc.h (ASM_SHORT, ASM_LONG, ASM_LONGLONG): Remove.
1174 * config/sparc/sysv4.h (ASM_LONG): Remove.
1175 (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Avoid
1176 ASM_LONG.
1177 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Use assemble_aligned_integer.
1178 * config/we32k/we32k.h (TRAMPOLINE_TEMPLATE): Likewise.
1179
1180 * config/1750a/1750a.c, config/a29k/a29k.c, config/alpha/alpha.c,
1181 config/arc/arc.c, config/arm/arm.c, config/avr/avr.c, config/c4x/c4x.c,
1182 config/clipper/clipper.c, config/convex/convex.c, config/cris/cris.c,
1183 config/d30v/d30v.c, config/dsp16xx/dsp16xx.c, config/elxsi/elxsi.c,
1184 config/fr30/fr30.c, config/h8300/h8300.c, config/i370/i370.c,
1185 config/i386/i386.c, config/i860/i860.c, config/i960/i960.c,
1186 config/ia64/ia64.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1187 config/m68k/m68k.c, config/m88k/m88k.c, config/mips/mips.c,
1188 config/mmix/mmix.c, config/mn10200/mn10200.c, config/mn10300/mn10300.c,
1189 config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
1190 config/sh/sh.c, config/sparc/sparc.c, config/stormy16/stormy16.c,
1191 config/v850/v850.c, config/vax/vax.c, config/we32k/we32k.c
1192 (TARGET_ASM_BYTE_OP, TARGET_ASM_ALIGNED_HI_OP,
1193 TARGET_ASM_ALIGNED_SI_OP, TARGET_ASM_ALIGNED_DI_OP,
1194 TARGET_ASM_UNALIGNED_HI_OP, TARGET_ASM_UNALIGNED_SI_OP,
1195 TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_INTEGER): Redefine as
1196 appropriate.
1197
1198 * config/defaults.h, config/darwin.h, config/elfos.h, config/svr3.h,
1199 config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
1200 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
1201 config/clipper/clipper.h, config/convex/convex.h, config/cris/cris.h,
1202 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
1203 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
1204 config/i386/bsd.h, config/i386/djgpp.h, config/i386/i386.h,
1205 config/i386/sco5.h, config/i386/sol2.h, config/i386/sun386.h,
1206 config/i860/i860.h, config/i960/i960.h, config/ia64/ia64.h,
1207 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/auxas.h,
1208 config/m68k/dpx2.h, config/m68k/hp320.h, config/m68k/m68k.h,
1209 config/m68k/mot3300.h, config/m68k/sgs.h, config/m68k/tower-as.h,
1210 config/m88k/m88k.h, config/mcore/mcore-elf.h, config/mcore/mcore.h,
1211 config/mips/iris5.h, config/mips/iris6.h, config/mips/mips.h,
1212 config/mmix/mmix.h, config/mn10200/mn10200.h, config/mn10300/mn10300.h
1213 config/ns32k/encore.h, config/ns32k/ns32k.h, config/pa/pa-64.h,
1214 config/pa/pa.h, config/pdp11/pdp11.h, config/pj/pj.h,
1215 config/romp/romp.h, config/rs6000/linux64.h, config/rs6000/rs6000.h,
1216 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/linux.h,
1217 config/sh/sh.h, config/sparc/linux64.h, config/sparc/sol2.h,
1218 config/sparc/sp64-elf.h, config/sparc/sparc.h, config/sparc/sysv4.h,
1219 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
1220 config/we32k/we32k.h (ASM_OUTPUT_CHAR, ASM_OUTPUT_BYTE, ASM_BYTE_OP,
1221 ASM_BYTE, ASM_OUTPUT_SHORT, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT,
1222 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1223 UNALIGNED_DOUBLE_INT_ASM_OP): Undefine, where defined.
1224
12252001-12-17 Stan Shebs <shebs@apple.com>
1226
1227 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1228 (STACK_BOUNDARY): Remove definition.
1229 (CPP_PREDEFINES): Define __POWERPC__.
1230
12312001-12-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1232
1233 * doc/c-tree.texi (Trees): Only refer to GCC.
1234
12352001-12-17 Andreas Jaeger <aj@suse.de>
1236
1237 * c-common.def: Fix typo in comment.
1238
12392001-12-16 David O'Brien <obrien@FreeBSD.org>
1240
1241 * config.gcc (sparc64-*-freebsd*): Add target.
1242 * config/sparc/freebsd.h: New file.
1243 * config/sparc/sparc.h (LIB_SPEC, LINK_SPEC): Don't define.
1244 * config/sparc/sunos4.h (LIB_SPEC, LINK_SPEC): Define.
1245 * config/sparc/sysv4.h (CPP_PREDEFINES): Undefine before defining.
1246
12472001-12-16 Aldy Hernandez <aldyh@redhat.com>
1248
1249 * config/rs6000/rs6000.c (rs6000_legitimize_address): Force both
1250 PLUS operands into registers for altivec mode.
1251
12522001-12-16 Aldy Hernandez <aldyh@redhat.com>
1253
1254 * builtins.c (apply_args_size): Change regno to unsigned.
1255
12562001-12-16 Aldy Hernandez <aldyh@redhat.com>
1257
1258 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): Change
1259 ALTIVEC_ARG_MAX_REG to ALTIVEC_ARG_NUM_REG.
1260
12612001-12-16 Zack Weinberg <zack@codesourcery.com>
1262
1263 * c-typeck.c (error_init, pedwarn_init, warning_init): Call
1264 gettext on argument before printing.
1265
1266 * fold-const.c (negate_expr): Always call fold on new
1267 NEGATE_EXPR.
1268
12692001-12-17 Joseph S. Myers <jsm28@cam.ac.uk>
1270
1271 * c-common.def (COMPOUND_LITERAL_EXPR): Contain a DECL_STMT, not
1272 a DECL directly.
1273 * c-common.h (COMPOUND_LITERAL_EXPR_DECL_STMT): New.
1274 (COMPOUND_LITERAL_EXPR_DECL): Adjust definition.
1275 * c-decl.c (build_compound_literal): Put the decl inside a
1276 DECL_STMT.
1277 * doc/c-tree.texi (COMPOUND_LITERAL_EXPR): Update documentation.
1278 Fixes PR c/5105.
1279
12802001-12-16 Aldy Hernandez <aldyh@redhat.com>
1281
1282 * config.gcc: Add powerpc-*-eabisimaltivec*.
1283
12842001-12-16 Neil Booth <neil@daikokuya.demon.co.uk>
1285
1286 * c-common.c, c-common.h (back_end_hook): Remove.
1287 * c-lang.c (finish_file): Remove back_end_hook.
1288
1289Sun Dec 16 13:13:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1290
1291 * expr.c (highest_pow2_factor, case INTEGER_CST): Fix error in
1292 last change.
1293
12942001-12-16 Richard Henderson <rth@redhat.com>
1295
1296 * toplev.c (parse_options_and_default_flags): Don't enable
1297 flag_cprop_registers at -O1.
1298
12992001-12-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1300
1301 * avr.c (avr_simplify_comparision_p, adjust_insn_length,
1302 mask_one_bit_p, output_reload_insisf): Don't use the 'U' suffix.
1303 * avr.h (reg_class): Likewise.
1304 * avr.md: Likewise.
1305 * mcore.c (try_constant_tricks, mcore_byte_offset,
1306 mcore_halfword_offset): Likewise.
1307 * sh.c (shl_sext_kind, gen_block_redirect, split_branches): Likewise.
1308 * v850.c (not_power_of_two_operand): Likewise.
1309
1310 * clipper/clix.h (ASM_OUTPUT_ASCII): Avoid signed/unsigned
1311 warnings.
1312 * convex.h (ASM_OUTPUT_ASCII): Likewise.
1313 * i370.h (ASM_OUTPUT_ASCII): Likewise.
1314 * i386/att.h (ASM_OUTPUT_ASCII): Likewise.
1315 * i386/i386-interix.h (ASM_OUTPUT_ASCII): Likewise.
1316 * i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.
1317 * i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.
1318 * i386/sco5.h (ASM_OUTPUT_ASCII): Likewise.
1319 * i386/sun386.h (ASM_OUTPUT_ASCII): Likewise.
1320 * i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.
1321 * i860/bsd.h (ASM_OUTPUT_ASCII): Likewise.
1322 * m68k/3b1.h (ASM_OUTPUT_ASCII): Likewise.
1323 * m68k/amix.h (ASM_OUTPUT_ASCII): Likewise.
1324 * m68k/atari.h (ASM_OUTPUT_ASCII): Likewise.
1325 * m68k/crds.h (ASM_OUTPUT_ASCII): Likewise.
1326 * m68k/hp320.h (ASM_OUTPUT_ASCII): Likewise.
1327 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Likewise.
1328 * m68k/mot3300.h (ASM_OUTPUT_ASCII): Likewise.
1329 * m68k/sgs.h (ASM_OUTPUT_ASCII): Likewise.
1330 * m68k/tower-as.h (ASM_OUTPUT_ASCII): Likewise.
1331 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Likewise.
1332 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1333 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1334 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1335 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1336 * vax/vaxv.h (ASM_OUTPUT_ASCII): Likewise.
1337 * we32k/we32k.h (ASM_OUTPUT_ASCII): Likewise.
1338
1339 * i386/uwin.h (MD_STARTFILE_PREFIX): Avoid redefinition warnings.
1340 * interix.h (TARGET_MEM_FUNCTIONS): Likewise.
1341 * psos.h (CPP_PREDEFINES): Likewise.
1342 * rs6000/linux64.h (ROUND_TYPE_ALIGN): Likewise.
1343 * rs6000/xcoff.h (RS6000_MCOUNT, RS6000_ITRUNC, RS6000_UITRUNC,
1344 ASM_OUTPUT_EXTERNAL): Likewise.
1345 * sparc/liteelf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
1346 Likewise.
1347 * sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): Likewise.
1348 * sparc/sp86x-elf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
1349 Likewise.
1350 * sparc/sunos4.h (SUNOS4_SHARED_LIBRARIES): Likewise.
1351
1352 * c-lex.c (lex_number): Use ISXDIGIT/hex_value.
1353 * vax/xm-vms.h (FILE_NAME_NONDIRECTORY): Use ISUPPER/TOLOWER.
1354 * fold-const.c (real_hex_to_f): Use hex_value.
1355 * real.c (asctoeg): Use hex_value & ISXDIGIT.
1356 * toplev.c (toplev_main): Call hex_init.
1357 * tradcpp.c (main): Call hex_init.
1358
1359 * nextstep-protos.h: New file.
1360 * nextstep.c: Include "rtl.h", "output.h" & "tm_p.h".
1361 * nextstep.h (INCLUDE_DEFAULTS): Delete LOCAL_INCLUDE_DIR and
1362 STANDARD_INCLUDE_DIR from the CROSS_COMPILE clause.
1363 (nextstep_asm_out_constructor, nextstep_asm_out_destructor,
1364 handle_pragma): Move prototypes to nextstep-protos.h.
1365 * config.gcc (i[34567]86-next-*, m68k-next-nextstep2*,
1366 m68k-next-nextstep[34]*): Append nextstep-protos.h to tm_p_file.
1367
13682001-12-16 Craig Rodrigues <rodrigc@gcc.gnu.org>
1369
1370 PR other/3725
1371 * configure.in: Add AC_SUBST(target_alias).
1372 * configure: Regenerated.
1373
13742001-12-15 Richard Henderson <rth@redhat.com>
1375
1376 * config/alpha/alpha.md (sibcall_osf_1_er): New.
1377 (sibcall_value_osf_1_er): New.
1378
13792001-12-15 Dan Nicolaescu <dann@ics.uci.edu>
1380
1381 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Rename from
1382 addrs_ok_for_ldd_peep_withmem; take MEMs as parameters, not
1383 addrs; eliminate restriction of only using fp and sp as base
1384 registers.
1385 * config/sparc/sparc-protos.h: Update.
1386 * config/sparc/sparc.md (movdi): Use TARGET_V9 not TARGET_ARCH64.
1387 (*cmp_cc_set, *cmp_ccx_set64, *movdi_zero): New insns derived
1388 from old define_peepholes.
1389 Convert all the ldd/std peepholes to peephole2.
1390
13912001-12-15 Ulrich Weigand <uweigand@de.ibm.com>
1392
1393 * s390.md (prologue, epilogue, *return_si, *return_di): New.
1394 s390.c (find_unused_clobbered_reg, s390_frame_info,
1395 save_fpr, restore_fpr, s390_emit_prologue, s390_emit_epilogue): New.
1396 s390-protos.h (s390_emit_prologue, s390_emit_epilogue): Declare.
1397 s390.c (s390_arg_frame_offset): Use s390_frame_info.
1398 (leaf_function_flag, cur_is_leaf_function,
1399 save_fprs, restore_fprs, force_const_mem_late): Remove.
1400 (s390_function_prologue, s390_function_epilogue): Mostly remove.
1401 s390.md (lit): New. Uses ...
1402 s390.c (s390_output_constant_pool): ... this, so adapt and make global.
1403 s390-protos.h (s390_output_constant_pool): Declare.
1404 s390.md (load_multiple, store_multiple): Allow use after reload.
1405 s390.c (load_multiple_operation, store_multiple_operation): Likewise.
1406 s390.h (INCOMING_FRAME_SP_OFFSET): Define.
1407 s390.h (CALL_REALLY_USED_REGISTERS): Define.
1408 config/s390/linux64.h (CALL_USED_REGISTERS): Remove, now handled ...
1409 s390.h (CONDITIONAL_REGISTER_USAGE): ... here.
1410 s390.c (s390_sr_alias_set): New global variable, initialized ...
1411 (override_options): ... here. New.
1412 s390-protos.h (override_options): Declare.
1413 s390.h (OVERRIDE_OPTIONS): Call it.
1414 s390.c (s390_function_profiler): New.
1415 s390-protos.h (s390_function_profiler): Declare.
1416 s390.h (FUNCTION_PROFILER): Call it.
1417 s390.c (s390_profile): Remove.
1418
1419 * s390.c (reg_used_in_mem_p): PC reload counts as memory access.
1420 (addr_generation_dependency_p): Consider literal pool register loads.
1421 (s390_adjust_priority): Do not schedule load_multiple.
1422 s390.md (attribute "type"): Define some additional types.
1423 (function_unit "integer"): Adapt.
1424 (many insns): Adapt "type" attribute setting.
1425
1426 * s390.c (general_s_operand, s_imm_operand): New.
1427 (s_operand): Remove old definition, call general_s_operand instead.
1428 s390-protos.h (s_imm_operand): Declare.
1429 s390.c (base_n_index_p, r_or_s_operand, r_or_s_or_im8_operand,
1430 r_or_x_or_im16_operand, r_or_im8_operand): Remove.
1431 s390-protos.h (r_or_s_operand, r_or_s_or_im8_operand,
1432 r_or_x_or_im16_operand, r_or_im8_operand): Likewise.
1433 s390.h (PREDICATE_CODES): Add s_imm_operand, remove r_or_s*_operand.
1434 s390.md (many insns): Rework insn predicates.
1435
1436 * s390.c (legitimate_pic_operand_p, legitimate_constant_p): Accept all
1437 non-symbolic constants. Reload will force them because of ...
1438 (s390_preferred_reload_class): ... this. New.
1439 s390-protos.h (s390_preferred_reload_class): Declare.
1440 s390.h (PREFERRED_RELOAD_CLASS): Call it.
1441 s390.md (movdi, movsi, movdf, movsf, *reload_la_64 splitters,
1442 *reload_la_31 splitters): Handle constants after reload.
1443 (many insns): no longer force all constants immediately.
1444 s390.c (legitimate_reload_constant_p): New helper routine.
1445 s390-protos.h (legitimate_reload_constant_p): Declare.
1446 s390.c (print_operand): Clean up CONST_INT case, add CONST_DOUBLE case.
1447
1448 * s390.h (FIRST_PSEUDO_REGISTER, FRAME_POINTER_REGNUM,
1449 HARD_FRAME_POINTER_REGNUM, REGISTER_NAMES): Add virtual frame pointer.
1450 (CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS): Update.
1451 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Likewise.
1452 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
1453 (DWARF_FRAME_REGISTERS): Define.
1454 s390.c (regclass_map): Add virtual frame pointer.
1455 (legitimate_la_operand_p): Allow use of virtual frame pointer.
1456 s390.md (*la_ccclobber, *addaddr_ccclobber): New.
1457 (addaddr, addsi_64): Delete.
1458
1459 * s390.h (HARD_REGNO_MODE_OK): Allow SImode and DImode values in
1460 floating point registers.
1461 (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P): Define.
1462 (ADDR_FP_REGS, GENERAL_FP_REGS): New register classes.
1463 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
1464
1465 * s390.md (movti): Replace multi-insn output with splitters.
1466 (movdi_31, movdf_31): Likewise.
1467 (movti_ss, movdi_ss, movsi_ss, movdf_ss, movsf_ss): New.
1468 (movdi_lhi, movdi_lli, movdi_larl, movsi_lhi, movsi_lli): New.
1469 (movdi_64, movdi_31, movsi, movdf_64, movdf_31): Adapt.
1470 (movdf_soft_64, movdf_soft_31, movsf_soft): Remove.
1471 (movsf_64, movsf_31): Remove, replace by ...
1472 (movsf): ... this.
1473 (movqi_64): Use lhi instead of llill.
1474 (*movstrictqi, *movstricthi): Don't use (strict_low_part (mem)).
1475
1476 * s390.md (extendsidi2, *extendsidi2, extendhidi2, *extendhidi2,
1477 extendqidi2, extendhisi2, *extendhisi2, extendqisi2,
1478 extendqihi2 and associated splitters): Reworked.
1479 (zero_extendsidi2, zero_extendsidi2, *zero_extendsidi2,
1480 zero_extendhidi2, *zero_extendhidi2, zero_extendqidi2,
1481 zero_extendqidi2, *zero_extendqidi2, zero_extendhisi2,
1482 *zero_extendhisi2_64, zero_extendhisi2_31, zero_extendqisi2,
1483 *zero_extendqisi2_64, *zero_extendqisi2_mem_31,
1484 zero_extendqisi2_reg_31, zero_extendqihi2, *zero_extendqisi2_64,
1485 zero_extendqihi2, zero_extendqihi2_64, zero_extendqihi2_31,
1486 and associated splitters): Likewise.
1487 (*sethighqisi, *sethighhisi, *sethighqidi_64, *sethighqidi_31
1488 and associated splitters): New.
1489 (truncdisi2, truncdihi2, truncdiqi2, truncsihi2, do_truncsihi2,
1490 *truncsihi2_64, truncsiqi2, trunchiqi2): Remove.
1491 (ashlhi3, ashrhi3, lshrhi3, abshi3): Remove.
1492 s390.h (PROMOTE_PROTOTYPES): Remove.
1493 config/s390/linux64.h (PROMOTE_PROTOTYPES): Likewise.
1494
1495 * s390.md (muldi3): Delete, use instead ...
1496 (mulsidi3): ... this.
1497 (*muldi3_64): Rename to muldi3.
1498 (mulsi_6432): Fix template.
1499 (divdi3, moddi3): Delete, replace by ...
1500 (divmoddi4): ... this.
1501 (divmodtidi3): Fix template.
1502 (divmodtisi3): New.
1503 (udivdi3, umoddi3): Delete, replace by ...
1504 (udivmoddi4): ... this.
1505 (udivmodtidi3): Fix template.
1506 (divsi3, modsi3): Delete, replace by ...
1507 (divmodsi4): ... this.
1508 (divmoddisi3): Fix template.
1509 (udivsi3, umodsi3): Adapt.
1510
1511 * s390.md (anddi3): Remove SS alternative, use instead ...
1512 (anddi3_ss, anddi3_ss_inv): ... these.
1513 (anddi3_ni): New.
1514 (andsi3*, andhi3*, andqi3*): Likewise.
1515 (iordi3): Remove SS alternative, use instead ...
1516 (iordi3_ss, iordi3_ss_inv): ... these.
1517 (iordi3_oi): New.
1518 (iorsi3*, iorhi3*, iorqi3*): Likewise.
1519 (iordi3_cc, iordi3_cconly, iorsi3_cc, iorsi3_cconly): New.
1520 (xordi3): Remove SS alternative, use instead ...
1521 (xordi3_ss, xordi3_ss_inv): ... these.
1522 (xordi3_oi): New.
1523 (xorsi3*, xorhi3*, xorqi3*): Likewise.
1524 (xordi3_cc, xordi3_cconly, xorsi3_cc, xorsi3_cconly): New.
1525 (one_cmpldi2, one_cmplsi2, one_cmplhi2, one_cmplqi2):
1526 Expand to XOR with -1.
1527 (*one_cmpldi2, *one_cmplsi2, *one_cmplhi2): Remove.
1528 (cmpdi_tm): Delete, replace by ...
1529 (cmpdi_tm_reg, cmpdi_tm_mem): ... these.
1530 (cmpsi_cct): Delete, replace by ...
1531 (cmpsi_tm_reg, cmpsi_tm_mem): ... these.
1532 (cmpdi_tm2, cmpsi_tm2): Improve.
1533 (cmphi_tm_sub, cmpqi_tm_sub, cmpqi_tm2, cmpqi_tm): New.
1534 s390.c (s390_single_hi, s390_extract_hi,
1535 s390_single_qi, s390_extract_qi): New helper routines.
1536 s390-protos.h (s390_single_hi, s390_extract_hi,
1537 s390_single_qi, s390_extract_qi): Declare.
1538 s390.c (tmxx_operand, const1_operand): Remove.
1539 s390-protos.h (tmxx_operand, const1_operand): Likewise.
1540 s390.h (PREDICATE_CODES): Likewise.
1541
1542 * s390.md (sqrtdf2, sqrtsf2): New.
1543
1544 * s390.h (CRT_CALL_STATIC_FUNCTION): Define.
1545 (check_and_change_labels): Remove section-change special case.
1546
1547 * s390.h (RETURN_ADDR_RTX): Fix use of __builtin_return_address
1548 in leaf functions. Needs ...
1549 (DYNAMIC_CHAIN_RTX): ... this. New.
1550
1551 * s390.c (emit_pic_move): Don't generate pseudos if no_new_pseudos.
1552
1553 * s390.md (movstrdix_64, movstrsix_31, movstrdi_64, movstrsi_31,
1554 clrstrsi_64, clrstrsi_31, cmpstr_64, cmpstr_31): Do not clobber
1555 input operands using a match_dup clause.
1556 (movstrdi, movstrsi, clrstrdi, clrstrsi, cmpstrdi, cmpstrsi): Adapt.
1557
1558 * s390.md (floatdidf2, floatdisf2, floatsidf2, floatsidf2_ieee,
1559 floatsisf2, floatsisf2_ieee): Add missing CC clobber.
1560
1561 * s390.md (floatsidf2_ibm): Use correct operand.
1562
1563 * s390.md (fixuns_truncdfdi2, fixuns_truncdfsi2, fix_truncdfsi2,
1564 fixuns_truncsfdi2, fixuns_truncsfsi2, floatsidf2): Remove use of
1565 non-portable constants.
1566 s390.c (s390_gen_rtx_const_DI): New helper routine.
1567 s390-protos.h (s390_gen_rtx_const_DI): Declare.
1568
1569 * s390.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Fix alignment.
1570
1571 * config/s390/linux.h (ASM_OUTPUT_SHORT, ASM_OUTPUT_CHAR,
1572 ASM_OUTPUT_BYTE): Clean up assembly output.
1573 (ASM_OUTPUT_SKIP, ASM_OUTPUT_ALIGN): Remove duplicate definitions.
1574 (ASM_OUTPUT_ASCII): Remove.
1575
1576 * config/s390/t-linux (CRTSTUFF_T_CFLAGS_S): Define.
1577
15782001-12-15 Zack Weinberg <zack@codesourcery.com>
1579
1580 * unwind-dw2-fde-glibc.c: #define _Unwind_Find_FDE to itself
1581 before including unwind-dw2-fde.c, if we are not using the
1582 special code in this file.
1583
15842001-12-15 Richard Henderson <rth@redhat.com>
1585
1586 * config/alpha/alpha.h (TARGET_SWITCHES): Turn on
1587 MASK_EXPLICIT_RELOCS if the assembler supports it.
1588 * configure.in (HAVE_AS_EXPLICIT_RELOCS): New.
1589 * configure, config.in: Rebuild.
1590
1591Sat Dec 15 17:53:03 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1592
1593 * calls.c (emit_call_1): If ECF_SP_DEPRESSED, pretend have adjusted
1594 for rounded_stack_size.
1595
15962001-12-15 Joseph S. Myers <jsm28@cam.ac.uk>
1597
1598 * c-typeck.c, config/i386/i386.h, config/mcore/mcore.h,
1599 config/ns32k/ns32k.h, config/rs6000/sysv4.h, fold-const.c,
1600 toplev.c, cppinit.c, cppmacro.c, gcc.c: Use "built-in" and
1601 "bit-field" spellings in messages.
1602 * po/gcc.pot: Regenerate.
1603
16042001-12-15 Joseph S. Myers <jsm28@cam.ac.uk>
1605
1606 * gcc.c, config/fr30/fr30.c, config/v850/v850-c.c, toplev.c: Use
1607 American spelling in messages.
1608 * po/gcc.pot: Regenerate.
1609
16102001-12-15 Kazu Hirata <kazu@hxi.com>
1611
1612 * config/h8300/h8300.md: Adjust whitespacing. Remove
1613 constraints from expanders. Replace \@ with @.
1614
16152001-12-15 Richard Earnshaw <rearnsha@arm.com>
1616
1617 * arm/unknown-elf.h (CPP_PREDEFINES): Add a suitable default.
1618
16192001-12-15 Ulrich Weigand <uweigand@de.ibm.com>
1620
1621 * regrename.c (copyprop_hardreg_forward): Do not keep register
1622 value data live across abnormal call or eh egdes.
1623
1624Sat Dec 15 08:29:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1625
1626 * expr.c (highest_pow2_factor, case INTEGER_CST): Return
1627 BIGGEST_ALIGNMENT for 0.
1628
1629Sat Dec 15 14:13:03 CET 2001 Jan Hubicka <jh@suse.cz>
1630
1631 * predict.def (PRED_NORETURN): Make probabilities match reality.
1632 (PRED_OPCODE_POSITIVE, PRED_OPCODE_NONEQUAL, PRED_ERROR_RETURN):
1633 Likewise.
1634
16352001-12-15 Jakub Jelinek <jakub@redhat.com>
1636
1637 * configure.in: Check for ld.
1638 (HAVE_LD_EH_FRAME_HDR): Define if ld supports --eh-frame-hdr option.
1639 * configure, config.in: Rebuilt.
1640 * config.gcc: Add crtbeginT.o to extra_parts where needed.
1641 * config/t-linux (LIB2ADDEH, LIB2ADDEHDEP): Use unwind-dw2-fde-glibc
1642 frame unwinding on Linux.
1643 * config/t-linux-gnulibc1 (LIB2ADDEH, LIB2ADDEHDEP): Use unwind-dw2-fde
1644 frame unwinding.
1645 * config/linux.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
1646 (LINK_EH_SPEC): Define.
1647 * config/i386/gnu.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
1648 * config/ia64/linux.h (STARTFILE_SPEC, LINK_EH_SPEC): Define.
1649 * config/ia64/fde-glibc.c (_Unwind_IteratePhdrCallback): Don't
1650 iterate further if pc falls into current library, but fde was not
1651 found.
1652 * config/sparc/linux.h (STARTFILE_SPEC): Use crtbeginT.o for -static
1653 if using glibc.
1654 (LINK_EH_SPEC): Define.
1655 * config/sparc/linux64.h (STARTFILE_SPEC32, STARTFILE_SPEC64):
1656 Use crtbeginT.o for -static.
1657 (LINK_EH_SPEC): Define.
1658 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
1659 * Makefile.in (crtbeginT.o): Add rule.
1660 * gcc.c (init_gcc_specs): For -static-libgcc, use -lgcc -lgcc_eh.
1661 If neither -static-libgcc nor -shared-libgcc is passed and -shared,
1662 use -lgcc if LINK_EH_SPEC is defined and -lgcc_s -lgcc if not.
1663 If none of the above switches are passed, use -lgcc -lgcc_eh.
1664 (init_spec): If LINK_EH_SPEC is defined, prepend it to link_spec.
1665 * mklibgcc.in: Don't include LIB2ADDEH objects into libgcc.a if
1666 creating libgcc_s.so, put them into separate libgcc_eh.a instead.
1667 * unwind-dw2-fde.c: Don't include any headers if this file
1668 is included from other .c file.
1669 * unwind-dw2-fde-glibc.c: New file.
1670 * crtstuff.c (USE_PT_GNU_EH_FRAME, USE_EH_FRAME_REGISTRY): Define.
1671 Use it instead of EH_FRAME_SECTION_NAME where appropriate.
1672
16732001-12-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1674
1675 * builtins.c (expand_builtin_memcmp): Mark parameter with
1676 ATTRIBUTE_UNUSED.
1677 * cfgcleanup.c (insns_match_p): Likewise.
1678 * regrename.c (mode_change_ok): Likewise.
1679 * gcc.c (execute): Const-ify.
1680
16812001-12-14 Aldy Hernandez <aldyh@redhat.com>
1682
1683 * c-parse.in (typename): Do not split attributes.
1684 Remove unsupported attributes warning.
1685
1686 * c-decl.c (groktypename): Apply attributes.
1687
16882001-12-14 Richard Henderson <rth@redhat.com>
1689
1690 * config/ia64/ia64.c (spill_restore_mem): Mark iterator
1691 initialization as possibly dead.
1692
16932001-12-14 Richard Henderson <rth@redhat.com>
1694
1695 * regrename.c (mode_change_ok): New.
1696 (find_oldest_value_reg): Use it.
1697
16982001-12-14 Richard Henderson <rth@redhat.com>
1699
1700 * regrename.c (struct value_data): Add max_value_regs.
1701 (init_value_data): Initialize it.
1702 (kill_value): Kill values that overlap the dying register.
1703 (set_value_regno): New.
1704 (kill_set_value, kill_autoinc_value, copy_value): Use it.
1705 (copyprop_hardreg_forward_1): Kill earlyclobber operands
1706 before looking at inputs.
1707
17082001-12-14 David Edelsohn <edelsohn@gnu.org>
1709
1710 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DECLS): Handle
1711 DECL_WEAK for function descriptors.
1712 * config/rs6000/xcoff.h (HANDLE_PRAGMA_WEAK): Define if assembler
1713 weak support present.
1714 (ASM_WEAKEN_LABEL): Same.
1715
17162001-12-14 Kazu Hirata <kazu@hxi.com>
1717
1718 * config/h8300/h8300.md (anonymous pattern): Add a missing
1719 mode.
1720
17212001-12-14 Kazu Hirata <kazu@hxi.com>
1722
1723 * config/h8300/h8300.c (h8300_adjust_insn_length): Fix a
1724 comment typo.
1725
17262001-12-14 Kazu Hirata <kazu@hxi.com>
1727
1728 * config/h8300/h8300.c (h8300_handle_eightbit_data_attribute):
1729 Remove the initialization requierment.
1730 (h8300_handle_tiny_data_attribute): Likewise.
1731
17322001-12-14 Kazu Hirata <kazu@hxi.com>
1733
1734 * config/h8300/h8300.md (udivqi3): Remove.
1735 (divqi3): Likewise.
1736 (udivhi3): Likewise.
1737 (divhi3): Likewise.
1738 (umodqi3): Likewise.
1739 (modqi3): Likewise.
1740 (umodhi3): Likewise.
1741 (modhi3): Likewise.
1742 (udivmodqi3): New.
1743 (divmodqi3): Likewise.
1744 (udivmodhi3): Likewise.
1745 (divmodhi3): Likewise.
1746
1747Sat Dec 15 01:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
1748
1749 * cfgcleanup.c (flow_find_cross_jump): Replace tests for note
1750 by active_insn_p; count conditional jump as instruction.
1751
17522001-12-14 DJ Delorie <dj@redhat.com>
1753 Danny Smith <dannysmith@users.sourceforge.net>
1754
1755 * config/i386/cygwin.h (I386_PE_STRIP_ENCODING): Handle '*'
1756 at SYM_NAME[0] or SYM_NAME[3].
1757 (STRIP_NAME_ENCODING): Don't check for leading '*'.
1758
17592001-12-14 Ira Ruben <ira@apple.com>
1760
1761 Add -### option (displays driver-generated commands without
1762 executing and quotes all arguments).
1763 * doc/invoke.texi: Add -###.
1764 * gcc.c (verbose_only_flag) - New flag.
1765 * (execute): If -### write quoted arguments and return.
1766 * (display_help): Print meaning of -###.
1767 * (process_command): Handle -###.
1768
17692001-12-14 Ira Ruben <ira@apple.com>
1770
1771 Fix to no allow -save-temps to clobber user's source file.
1772 * gcc.c: Add static globals input_stat and input_stat_set.
1773 (do_spec_1): For 'g', 'u', 'U' case with save_temps_flag
1774 set, check that user's input file is not overwritten.
1775 (set_input): Reset input_stat_set for each new file.
1776
1777Fri Dec 14 22:14:44 CET 2001 Jan Hubicka <jh@suse.cz>
1778
1779 * predict.c (estimate_probability): Fix LOOP_EXIT heuristic.
1780
17812001-12-14 Zack Weinberg <zack@codesourcery.com>
1782
1783 * combine.c (record_dead_and_set_regs): Use
1784 regs_invalidated_by_call. Don't note stores for CALL_INSNs.
1785
17862001-12-14 Roger Sayle <roger@eyesopen.com>
1787
1788 * builtins.def: Rename BUILT_IN_FSQRT to BUILT_IN_SQRT and
1789 __builtin_fsqrt to __builtin_sqrt.
1790
1791 * builtins.c (expand_builtin_mathfn,expand_builtin): Same.
1792 * doc/extend.texi: Simplify documentation to match patch.
1793
1794Fri Dec 14 21:23:54 CET 2001 Jan Hubicka <jh@suse.cz>
1795
1796 * config.gcc: Revamp target_cpu_default2 to strings;
1797 support new x86 variants.
1798 * i386.c (override_options): Default x86_cpu_string and x86_arch_string
1799 properly; set prefetch_sse.
1800 * i386.h (x86_prefetch_sse): Declare.
1801 (TARGET_PREFETCH_SSE): New.
1802 (CPP_CPU_DEFAULT_SPEC): Define according to the new macros.
1803 (TARGET_CPU_DEFAULT_*): New.
1804
1805Thu Dec 13 21:57:13 CET 2001 Janis Johnson <janis187@us.ibm.com>
1806 Jan Hubicka <jh@suse.cz>
1807
1808 * config/i386/i386.h (struct processor_costs): Add new members
1809 prefetch_block and simultaneous_prefetches.
1810 (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES): New.
1811 * config/i386/i386.c (processor_costs structs): Add values for
1812 prefetch_block and simultaneous_prefetches.
1813 * config/i386/i386.md (unspec values): Remove values for prefetch
1814 operations, which now use the PREFETCH rtx code.
1815 (prefetch_sse, prefetch_3dnow, prefetchw): Combine to use new
1816 unified prefetch support.
1817
18182001-12-14 Jason Merrill <jason@redhat.com>
1819
1820 * diagnostic.c (sorry): Increment sorrycount before saving the
1821 buffer state.
1822
1823Fri Dec 14 19:53:23 CET 2001 Jan Hubicka <jh@suse.cz>
1824
1825 * i386.md (sqrt?f): Fix conditionals.
1826
1827Fri Dec 14 07:29:52 2001 Douglas B. Rupp <rupp@gnat.com>
1828
1829 * config.gcc (alpha64-dec-*vms*): New case.
1830 * config/alpha/t-vms64, config/alpha/vms-crt0-64.c: New files.
1831 * config/alpha/vms-psxcrt0-64.c, config/alpha/vms64.h: Likewise.
1832 * config/alpha/xm-vms64.h: Likewise.
1833
1834 * config/alpha/alpha.c (vms_attribute_table): Add new attributes.
1835 (alpha_write_linkage): Test for null alpha_links.
1836 (SECTION_VMS_GLOBAL, SECTION_VMS_INITIALIZE): New section attributes.
1837 (vms_section_type_flags, vms_asm_named_section): Handle them.
1838
1839Fri Dec 14 12:05:14 CET 2001 Jan Hubicka <jh@suse.cz>
1840
1841 * i386.c (ix86_fpmath, ix86_fpmath_string): New.
1842 (override_option): Set ix86_fpmath.
1843 * i386.h (MASK_MIX_SSE_I387): Remove.
1844 (TARGET_SSE_MATH): New.
1845 (TARGET_MIX_SSE_I387): Use ix86_fpmath.
1846 (TARGET_SWITCHES): Remove "mix-sse-i387".
1847 (fpmath_unit): New enum.
1848 (ix86_fpmath, ix86_fpmath_string): Declare.
1849 * i386.md (swapsf): Fix condition.
1850 (add?f, sub?f, mul?f, div?f, sqrt?f, min?f): Use TARGET_SSE_MATH.
1851 (fp_?f_*_nosse): New.
1852 (fp_*): Use TARGET_SSE_MATH.
1853 * invoke.texi (-mfpmath): Document.
1854 (-msse2): Add.
1855
18562001-12-14 Jason Merrill <jason@redhat.com>
1857
1858 * dwarf2out.c (output_die): Print the string in the comment for
1859 a DW_FORM_strp.
1860
18612001-12-14 Richard Earnshaw <rearnsha@arm.com>
1862
1863 * netbsd.h (COLLECT_SHARED_INIT_FUNC)
1864 (COLLECT_SHARD_FINI_FUNC): Remove redundant semicolon.
1865 * doc/tm.texi (COLLECT_SHARED_INIT_FUNC)
1866 (COLLECT_SHARD_FINI_FUNC): Use @code where appropriate.
1867
18682001-12-13 Richard Henderson <rth@redhat.com>
1869
1870 * regrename.c (kill_value_regno): Simplify chain removal.
1871 (kill_value): Kill all of HARD_REGNO_NREGS.
1872 (kill_set_value): Use kill_value not kill_value_regno.
1873 (kill_autoinc_value): Likewise.
1874 (copyprop_hardreg_forward): Don't collect refresh_blocks.
1875 Call delete_noop_moves.
1876
18772001-12-13 Aldy Hernandez <aldyh@redhat.com>
1878
1879 * attribs.c (c_common_attribute_table): Swap decl_req and type_req
1880 for the mode attribute.
1881 (handle_mode_attribute): Handle types, not decls.
1882
18832001-12-13 Jason Merrill <jason@redhat.com>
1884
1885 * c-common.h (COMPOUND_STMT_BODY_BLOCK): New macro.
1886
18872001-12-13 Aldy Hernandez <aldyh@redhat.com>
1888
1889 * config/rs6000/rs6000.md (eh_set_lr_di): Change scratch
1890 constraint to base register.
1891 (eh_set_lr_si): Same.
1892
18932001-12-13 Hans-Peter Nilsson <hp@axis.com>
1894
1895 * expr.c (expand_expr, case ADDR_EXPR): Don't honor
1896 flag_force_addr for modifier != EXPAND_CONST_ADDRESS,
1897 modifier != EXPAND_INITIALIZER and modifier != EXPAND_SUM.
1898
1899Thu Dec 13 20:30:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1900
1901 * expr.c (copy_blkmode_from_reg): Add missing braces to eliminate
1902 warning and reformat comments.
1903 (expand_assignment): Don't pass EXPAND_WRITE if LHS is component.
1904 (highest_pow2_factor, case INTEGER_CST): Return BIGGEST_ALIGNMENT
1905 if overflow.
1906
19072001-12-12 Aldy Hernandez <aldyh@redhat.com>
1908
1909 * config/rs6000/rs6000.c (rs6000_override_options): Add
1910 SUBSUBTARGET_OVERRIDE_OPTIONS.
1911
1912 * config/rs6000/eabialtivec.h: New file.
1913
1914 * config/rs6000/linuxaltivec.h: New file.
1915
1916 * config.gcc: Add powerpc-*-eabialtivec and
1917 powerpc-*-linux-gnualtivec.
1918
19192001-12-13 Neil Booth <neil@daikokuya.demon.co.uk>
1920
1921 * toplev.c (process_options, parse_options_and_default_flags):
1922 Set flag_no_inline before the post_options hook.
1923
19242001-12-13 Richard Henderson <rth@redhat.com>
1925
1926 * emit-rtl.c (adjust_address_1): Don't adjust address if adjust
1927 is false.
1928
19292001-12-13 Richard Earnshaw <rearnsha@arm.com>
1930
1931 * collect2.c (COLLECT_SHARED_INIT_FUNC)
1932 (COLLECT_SHARD_FINI_FUNC): Define default values.
1933 (write_c_file_stat): Use them to call construtor and destructor
1934 functions in shared libraries.
1935 * doc/tm.texi (COLLECT_SHARED_INIT_FUNC)
1936 (COLLECT_SHARD_FINI_FUNC): Document them.
1937 * config/netbsd.h (COLLECT_SHARED_INIT_FUNC)
1938 (COLLECT_SHARD_FINI_FUNC): Define.
1939
1940 * config/netbsd.h (LINK_SPEC): Don't pull in estart if creating a
1941 shared library. Pass -shared through to the linker.
1942 * config/arm/netbsd.h (LINK_SPEC): Likewise.
1943
1944 * config/arm/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -fpic.
1945 (SHLIB_EXT, SHLIB_NAME, SHLIB_SONAME, SHLIB_OBJS, SHLIB_LINK)
1946 (SHLIB_INSTALL): Define.
1947
19482001-12-13 Richard Earnshaw <rearnsha@arm.com>
1949
1950 * arm.c (legitimize_pic_address): Handle LABEL_REFs in substantially
1951 the same way as we handle SYMBOL_REFS.
1952
1953Thu Dec 13 07:47:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1954
1955 * loop.c (remove_constant_addition): Fix prototype and whitespace.
1956 (emit_prefetch_instructions): Remove warnings and whitespace
1957 changes.
1958
1959Thu Dec 13 06:48:38 2001 Douglas B. Rupp <rupp@gnat.com>
1960
1961 * config/alpha/vms-cc.c (preprocess_args): Fix forward
1962 declaration.
1963
1964Thu Dec 13 12:31:07 CET 2001 Jan Hubicka <jh@suse.cz>
1965
1966 * predict.c (estimate_probability): Reorganize opcode heuristics.
1967 * predict.def (PRED_OPCODE_POSITIVE, PRED_OPCODE_NONEQUAL,
1968 PRED_FPOPCODE): New.
1969
1970 * i386.c (override_options): Recognize various CPU variants and set
1971 SSE/MMX/3dNOW flags accordingly.
1972 * i386.h (MASK_MMX_SET, MASK_SSE_SET, MASK_SSE2_SET, MASK_3DNOW_SET,
1973 MASK_3DNOW_A_SET): New.
1974 (MASK_ACCUMULATE_OUTGOING_ARGS_SET): New.
1975 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): Delete.
1976 (MASK_*): Renumber.
1977 (TARGET_FLAGS): Use new masks.
1978 (CPP_CPU_SPECS): Recognize new CPU variants.
1979 * invoke.texi (-mcpu): Update documentation.
1980
1981 * flags.h (flag_prefetch_loop_arrays): Declare.
1982 * loop.h (LOOP_PREFETCH): Define new constant.
1983 * loop.c (strength_reduce): Call emit_prefetch_instructions.
1984 (MAX_PREFETCHES, PREFETCH_BLOCKS_BEFORE_LOOP_MAX,
1985 PREFETCH_BLOCKS_BEFORE_LOOP_MIN, PREFETCH_BLOCKS_IN_LOOP_MIN): New
1986 constants.
1987 (check_store_data): New structure.
1988 (check_store, emit_prefetch_instructions, rtx_equal_for_prefetch_p):
1989 New functions.
1990 * toplev.c: Include insn-flags.h.
1991 (flag_prefetch_loop_arrays): New global variable.
1992 (lang_independent_option): Add -fprefetch-loop-arrays.
1993 (rest_of_compilation) Pass LOOP_PREFETCH when flag_prefetch_loop_arrays
1994 is set.
1995 * Makefile.in (toplev.c): Depend on insn-flags.h.
1996 * invoke.texi (-fprefetch-loop-arrays): Document.
1997
1998 * predict.c (estimate_probability): Distribute the loop exit
1999 probability according to number of exit edges.
2000
2001 * cfgcleanup.c (insns_match_p): Break out from ...;
2002 (flow_find_cross_jump): ... here;
2003 (outgoing_edges_match): Add parameter MODE; attempt to match everything
2004 except for tablejumps.
2005 (try_crossjump_to_edge): Accept complex edges.
2006 (try_crossjump_bb): Likewise.
2007
20082001-11-29 Corey Minyard <minyard@acm.org>
2009
2010 * recog.c (validate_replace_rtx_1): Use simplify_gen_binary
2011 instead of plus_constant.
2012 * simplify-rtx.c (neg_const_int): New.
2013 (simplify_gen_binary, simplify_plus_minus): Use it.
2014
20152001-12-12 Roger Sayle <roger@eyesopen.com>
2016
2017 * builtins.c (expand_builtin_memset, expand_builtin_memcpy,
2018 expand_builtin_strcpy): Additional arguments TARGET and MODE.
2019 (expand_builtin_bzero, expand_builtin_strcpy,
2020 expand_builtin_strncpy, expand_builtin_bzero): Pass additional
2021 TARGET and MODE parameters to the above functions.
2022 (expand_builtin_memset, expand_builtin_memcpy): Optimize the
2023 case where the LEN parameter is constant zero.
2024 (expand_builtin_memcmp): No longer conditional on
2025 HAVE_cmpstrsi. Take an additional mode parameter. Optimize
2026 the cases where len is either constant zero or one.
2027 Optimize to call to memcpy, even if the memcpy isn't inlined.
2028 (expand_builtin_strncpy): Optimize to call memcpy, even if the
2029 memcpy isn't inlined.
2030 (expand_builtin_strcmp, expand_builtin_strncmp): Always attempt
2031 to optimize to a call to memcmp.
2032 (expand_builtin): expand_builtin_memcmp can always be called,
2033 and pass the required parameters to expand_builtin_memcmp,
2034 expand_builtin_memset, expand_builtin_memcpy and
2035 expand_builtin_strcpy.
2036
20372001-12-12 David O'Brien <obrien@FreeBSD.org>
2038
2039 * config.gcc (arm-*-freebsd*): Add target.
2040 * config/arm/freebsd.h: New file.
2041 * config/arm/arm.h (CPP_PREDEFINES): Do not define.
2042 (CPP_SPEC): #undef before defining.
2043 (CPP_CPU_ARCH_SPEC): Add -Acpu=arm -Amachine=arm.
2044 * config/arm/conix-elf.h (CPP_PREDEFINES): Remove -Acpu=arm
2045 -Amachine=arm.
2046 * config/arm/linux-elf.h: Likewise.
2047 * config/arm/netbsd.h: Likewise.
2048 * config/arm/riscix.h: Likewise.
2049 * config/arm/riscix1-1.h: Likewise.
2050 * config/arm/semiaof.h: Likewise.
2051
20522001-12-12 Richard Henderson <rth@redhat.com>
2053
2054 * regrename.c (copyprop_hardreg_forward): New optimization.
2055 (kill_value_regno, kill_value, init_value_data, kill_clobbered_value,
2056 kill_set_value, kill_autoinc_value, copy_value, find_oldest_value_reg,
2057 replace_oldest_value_reg, replace_oldest_value_addr,
2058 replace_oldest_value_mem, copyprop_hardreg_forward_1,
2059 debug_value_data, validate_value_data): New.
2060 * rtl.h (copyprop_hardreg_forward): Declare.
2061 * toplev.c (flag_cprop_registers): New.
2062 (f_options): Add -fcprop-registers
2063 (rest_of_compilation): Invoke it.
2064 (parse_options_and_default_flags): Set it at -O1.
2065 * doc/invoke.texi: Document it.
2066
20672001-12-12 Jakub Jelinek <jakub@redhat.com>
2068
2069 * dwarf2out.c (dw_val_class): Add dw_val_class_range_list.
2070 (DEBUG_RANGES_SECTION_LABEL): Define.
2071 (ranges_section_label): Add.
2072 (add_AT_range_list): New.
2073 (print_die, sizeof_die, value_format): Handle dw_val_class_range_list.
2074 (output_loc_list): Location expression length is always 2-byte.
2075 (output_die): Handle dw_val_class_range_list.
2076 (gen_lexical_block_die): Call add_AT_range_list.
2077 (dwarf2out_init): Initialize ranges_section_label.
2078 (dwarf2out_finish): Emit ranges_section_label.
2079
20802001-12-12 Jakub Jelinek <jakub@redhat.com>
2081
2082 * c-typeck.c (digest_init): Allow initializing
2083 static storage duration objects with compound literals.
2084 * doc/extend.texi (Compound literals): Document the extension.
2085
20862001-12-12 Richard Henderson <rth@redhat.com>
2087
2088 * emit-rtl.c (adjust_address_1): Always copy address to avoid
2089 shared rtl.
2090
2091Wed Dec 12 07:37:52 2001 Olivier Hainque <hainque@act-europe.fr>
2092
2093 * stmt.c (expand_end_case): Do subtraction of lower bound as trees
2094 to avoid overflow.
2095
2096Wed Dec 12 07:35:24 2001 Douglas B. Rupp <rupp@gnat.com>
2097
2098 * cppfiles.c (read_include_file): Set buffer size properly when
2099 file is shorter than expected.
2100
2101Wed Dec 12 08:35:33 2001 Nicola Pero <n.pero@mi.flashnet.it>
2102
2103 * objc/objc-act.c (encode_complete_bitfield): Fixed encoding
2104 enumeral types - encode them using 'i'.
2105
21062001-12-12 Nathan Sidwell <nathan@codesourcery.com>
2107
2108 * doc/extend.texi (Deprecated Features): Deprecate implicit
2109 typename. Document that named return and initializer lists are now
2110 removed.
2111
21122001-12-11 Roger Sayle <roger@eyesopen.com>
2113
2114 * except.c (reachable_next_level): Handle ERT_UNKNOWN to avoid
2115 compiler warning about enumeration values not being handled.
2116
21172001-12-11 Momchil Velikov <velco@fadata.bg>
2118
2119 * config/fp-bit.c (pack_d): Cast to ``fractype'' for long long
2120 shifts.
2121
21222001-12-11 Richard Henderson <rth@redhat.com>
2123
2124 * config/alpha/alpha.h (TARGET_FIXUP_EV5_PREFETCH): New.
2125 * config/alpha/linux.h (TARGET_FIXUP_EV5_PREFETCH): New.
2126 * config/alpha/alpha.md (prefetch): New.
2127
21282001-12-11 Richard Henderson <rth@redhat.com>
2129
2130 * combine.c (simplify_and_const_int): Simplify (AND (PLUS X Y) C)
2131 if C has only low bits set and doesn't intersect with X or Y.
2132
2133Tue Dec 11 23:58:39 EST 2001 John Wehle (john@feith.com)
2134
2135 * basic-block.h (flow_preorder_transversal_compute): Declare.
2136 * cfganal.c (flow_preorder_transversal_compute): Implement.
2137
2138Tue Dec 11 23:54:27 EST 2001 John Wehle (john@feith.com)
2139
2140 * cfganal.c (flow_depth_first_order_compute): Always
2141 increment dfsnum.
2142
21432001-11-30 Alan Matsuoka <alanm@redhat.com>
2144
2145 * combine.c (combine_simplify_rtx) : Can't simplify
2146 cases that use mode class MODE_CC.
2147
21482001-12-11 Richard Henderson <rth@redhat.com>
2149
2150 * expmed.c (expand_divmod): Ignore sdiv_pow2_cheap for modes in
2151 which there is no divide expander.
2152
21532001-12-11 Richard Henderson <rth@redhat.com>
2154
2155 * except.c (sjlj_find_directly_reachable_regions): Don't
2156 consider RNL_BLOCKED a directly reachable region.
2157 (sjlj_assign_call_site_values): Trust directly_reachable.
2158 (sjlj_emit_dispatch_table): Likewise.
2159
21602001-12-11 Richard Henderson <rth@redhat.com>
2161
2162 * config/alpha/alpha.md (divmodsi_internal_er): Split, so that
2163 we represent the address load's dependency on the gp.
2164 (divmoddi_internal_er): Likewise.
2165 (divmodsi_internal_er_1, divmoddi_internal_er_1): New.
2166
21672001-12-11 Richard Henderson <rth@redhat.com>
2168
2169 * emit-rtl.c (widen_memory_access): New.
2170 * expr.h (widen_memory_access): Declare it.
2171 * config/alpha/alpha.c (get_aligned_mem): Use it.
2172
21732001-12-11 Richard Henderson <rth@redhat.com>
2174
2175 * combine.c (simplify_shift_const): Move SHIFT_COUNT_TRUNCATED
2176 simplification above out of range check.
2177
21782001-12-11 Dan Nicolaescu <dann@ics.uci.edu>
2179
2180 * config/sparc/sparc.md (prefetch): New.
2181
21822001-12-11 Aldy Hernandez <aldyh@redhat.com>
2183
2184 * output.h (regno_uninitialized): Make argument unsigned.
2185
2186 * flow.c (regno_uninitialized): Make regno unsigned.
2187
21882001-12-11 David O'Brien <obrien@FreeBSD.org>
2189
2190 * elfos.h (ENDFILE_SPEC, STARTFILE_SPEC): Do not define.
2191 * config/cris/cris.h (ENDFILE_SPEC): Define.
2192 * config/i386/i386elf.h ((ENDFILE_SPEC, STARTFILE_SPEC): Define.
2193 * config/pa/elf.h: Likewise.
2194
21952001-12-11 Richard Henderson <rth@redhat.com>
2196
2197 * objc/objc-act.c (build_string_class_template): New.
2198 (build_objc_string_object): Call it.
2199
22002001-12-11 Steve Ellcey <sje@cup.hp.com>
2201
2202 * doc/tm.texi (FUNCTION_ARG_REG_LITTLE_ENDIAN): New.
2203 * defaults.h (FUNCTION_ARG_REG_LITTLE_ENDIAN): New.
2204 * calls.c (store_unaligned_arguments_into_pseudos): Check
2205 FUNCTION_ARG_REG_LITTLE_ENDIAN to see how structures
2206 are passed/returned.
2207 * expr.c (move_block_from_reg): Ditto.
2208 (move_block_from_reg): Ditto.
2209 (copy_blkmode_from_reg): Ditto.
2210 * stmt.c (expand_return): Ditto.
2211 * stor-layout.c (compute_record_mode): If
2212 FUNCTION_ARG_REG_LITTLE_ENDIAN is set then check
2213 MEMBER_TYPE_FORCES_BLK even if mode == VOIDmode.
2214 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Set to true
2215 so that Structures of one field are still treated as structures.
2216 (FUNCTION_ARG_REG_LITTLE_ENDIAN): New, set it to true.
2217 (FUNCTION_ARG_PADDING): Set to ia64_hpux_function_arg_padding().
2218 (PAD_VARARGS_DOWN): Modify from default to not pad structures down.
2219 * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): New.
2220 * config/ia64/ia64.c (ia64_hpux_function_arg_padding): New function
2221 to special case handling of structure padding.
2222
22232001-12-11 Daniel Berlin <dan@cgsoftware.com>
2224
2225 * sched-rgn.c (CONST_BASED_ADDRESS_P): CONST_INT -> CONSTANT_P.
2226 (may_trap_exp): Stores only are risk if they trap, too, not just
2227 if code == MEM.
2228
22292001-12-11 Aldy Hernandez <aldyh@redhat.com>
2230
2231 * flow.c (find_regno_partial): Indent properly. Add a default to
2232 switch.
2233
22342001-12-11 Neil Booth <neil@daikokuya.demon.co.uk>
2235
2236 * c-common.c (combine_strings): Complain if concatenating
2237 __FUNCTION__.
2238 * c-parse.in (yylexname): Flag artificial strings.
2239 * tree.h (TREE_ARTIFICIAL_STRING_P): New.
2240doc:
2241 * extend.texi: Update.
2242
22432001-12-11 Aldy Hernandez <aldyh@redhat.com>
2244
2245 * c-common.c (type_for_mode): Handle unsigned vectors.
2246 (type_for_mode): Remove redundant calls to TYPE_MODE.
2247
2248 * tree.c (make_vector): New.
2249 (build_common_tree_nodes_2): Use make_vector for vector types.
2250 Add unsigned vector types.
2251
2252 * tree.h (tree_index): Add unsigned types for vectors.
2253 (unsigned_V16QI_type_node): New.
2254 (unsigned_V4SI_type_node): New.
2255 (unsigned_V8QI_type_node): New.
2256 (unsigned_V8HI_type_node): New.
2257 (unsigned_V4HI_type_node): New.
2258 (unsigned_V2SI_type_node): New.
2259
22602001-12-11 Stan Shebs <shebs@apple.com>
2261
2262 * objc/objc-act.c (finish_message_expr): Fix misplaced parens in a
2263 test of class names.
2264
22652001-12-11 David O'Brien <obrien@FreeBSD.org>
2266
2267 * config.gcc (m68020-*-elf*): Expand tm_file to include all needed
2268 cpu configuration headers.
2269 * config/h8300/elf.h: Include dbxelf.h.
2270 * config/m68k/linux.h: Likewise.
2271 * config/m68k/m68020-elf.h: Likewise.
2272 * config/m68k/m68kv4.h: Likewise.
2273 * config/sh/elf.h: Likewise.
2274 * config/m68k/m68kemb.h: Add comment about the its purpose.
2275
22762001-12-11 Richard Henderson <rth@redhat.com>
2277
2278 * objc/objc-act.c (build_constructor): Cast initializer values
2279 to the proper field types.
2280
22812001-12-11 Jakub Jelinek <jakub@redhat.com>
2282
2283 * unwind-dw2.c (execute_cfa_program): Fix DW_CFA_restore handling.
2284
22852001-12-10 Roger Sayle <roger@eyesopen.com>
2286
2287 * builtins.c (expand_builtin): Use a switch statement to list
2288 those functions not expanded without optimizations, instead of a
2289 series of equality tests.
2290
2291Tue Dec 11 07:08:57 2001 Douglas B. Rupp <rupp@gnat.com>
2292
2293 * config/alpha/vms.h (LIB_SPEC): Define.
2294 * config/alpha/xm-vms.h (INCLUDE_DEFAULTS): Don't set component field.
2295
2296 * libgcc2.c (_bb): Remove ctime declaration.
2297
2298 * Makefile.in (stage[1234]-start): $(LN_S) utilities in a manner
2299 that works if LN_S = cp.
2300
2301 * config/alpha/x-vms (version): Change "." to "_".
2302
2303 * configure.in: Hardcode that vfork works on VMS host.
2304 * configure: Regenerated.
2305
2306Mon Dec 10 18:37:31 2001 Douglas B. Rupp <rupp@gnat.com>
2307
2308 * gcc.c (convert_filename): Add do_obj parameter. Don't convert
2309 unless do_obj true.
2310 (process_command): Modify calls to convert_filename.
2311
23122001-12-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2313
2314 * config/sparc/sol2-sld-64.h: Include dbxelf.h again.
2315
2316Mon Dec 10 15:54:27 2001 Jeffrey A Law (law@cygnus.com)
2317
2318 * combine.c (known_cond): Check mode of each operand to determine
2319 if COND is comparing floating point values.
2320
23212001-12-10 David Edelsohn <edelsohn@gnu.org>
2322
2323 * rs6000.h (processor_type): Add PPC405.
2324 (RTX_COSTS): Add PPC405. Correct rs64 and ppc630 multiply costs.
2325 * rs6000.md: Add PPC405 information. Utilize imul2 and imul3 for
2326 rios1, rs64, and ppc630 processors.
2327 * rs6000.c (processor_target_table): Add PPC405.
2328
23292001-12-10 Richard Henderson <rth@redhat.com>
2330
2331 * config/alpha/alpha.md (unaligned_extendhidi): Call gen_lowpart
2332 instead of hardcoding subregs into the _be and _le patterns.
2333
23342001-12-10 Neil Booth <neil@daikokuya.demon.co.uk>
2335
2336 * c-lex.c, c-parse.in, c-typeck.c: Revert concatenation changes.
2337
2338Mon Dec 10 09:19:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2339
2340 * config/i386/i386.md (leave, leave_rex64): Adjust pattern to match
2341 what insn does.
2342
23432001-12-10 Joseph S. Myers <jsm28@cam.ac.uk>
2344
2345 * doc/cpp.texi: Don't condition menus on @ifinfo. Condition the
2346 copyright notice formerly conditioned on @ifinfo on @ifnottex
2347 instead.
2348
2349Mon Dec 10 06:15:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2350
2351 * vmsdbgout.c (lookup_filename): Remove warning.
2352
2353Mon Dec 10 06:09:57 2001 Douglas B. Rupp <rupp@gnat.com>
2354
2355 * Makefile.in: Add $(OUTPUT_OPTION) to compilation rules.
2356
2357 * config.gcc (alpha*-dec-vms*): Change to alpha*-dec-*vms*
2358 (exeext, target_alias, prefix, local_prefix): Define.
2359 * config/alpha/x-vms (USE_COLLECT2): Make empty.
2360 * config/alpha/xm-vms.h (INCLUDE_DEFAULTS): Use Unix style
2361 file specifications. Remove ".".
2362 (GCC_INCLUDE_DIR): Remove redefinition (redundant).
2363 * fixinc/mkfixinc.sh (alpha*-dec-vms*): Change to alpha*-dec-*vms*
2364
23652001-12-09 Nathan Sidwell <nathan@codesourcery.com>
2366
2367 * Makefile.in (.po.gmo): Use POSIXLY_CORRECT argument ordering.
2368
2369Sun Dec 9 21:57:24 2001 Douglas B. Rupp <rupp@gnat.com>
2370
2371 * config/alpha/t-vms (EXTRA_PARTS): Append $(VMS_EXTRA_PARTS)
2372 Add rules for building [vp]crt0.o
2373 * config/alpha/vms.h (START_FILE_SPEC): Define.
2374 * config/alpha/x-vms (VMS_EXTRA_PARTS): Define
2375 * config/alpha/vms-crt0.c, config/alpha/vms-psxcrt0.c: New files.
2376 * doc/invoke.texi: Document special Alpha/VMS options.
2377
2378Sun Dec 9 20:25:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2379
2380 * hwint.h (HOST_BITS_PER_LONGLONG): Deal with __int64 type.
2381 * vmsdbg.h (DST_SRC_COMMAND): Test for type of long long or __int64,
2382 not GNUC.
2383
2384Sun Dec 9 20:19:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2385 Douglas B. Rupp <rupp@gnat.com>
2386
2387 * tree.c (append_random_char): Conditionalize INO for VMS.
2388
23892001-12-09 Richard Henderson <rth@redhat.com>
2390
2391 * cfgcleanup.c (label_is_jump_target_p): New function.
2392 (try_optimize_cfg): Use label_is_jump_target_p to check if label is
2393 target of a JUMP_INSN from the preceding block.
2394
2395Sun Dec 9 18:40:07 2001 Douglas B. Rupp <rupp@gnat.com>
2396
2397 * vmsdbgout.c (lookup_filename): Assign null string instead
2398 of null pointer to fnam.
2399
24002001-12-09 Richard Henderson <rth@redhat.com>
2401
2402 * config/alpha/alpha.c (alpha_align_insns): Suppress realignment
2403 immediately after a call; insert nops before a call.
2404
24052001-12-09 Richard Henderson <rth@redhat.com>
2406
2407 * config/alpha/alpha.c (alpha_align_insns): Use align_functions,
2408 not FUNCTION_BOUNDARY.
2409 * config/alpha/alpha.h (TRAMPOLINE_ALIGNMENT): New.
2410 * config/alpha/alpha32.h, config/alpha/vms.h: Likewise.
2411 * config/alpha/unicosmk.h (FUNCTION_BOUNDARY): Remove.
2412
24132001-12-09 Hans-Peter Nilsson <hp@bitrange.com>
2414
2415 * config/mmix/mmix.c (mmix_function_block_profiler,
2416 mmix_block_profiler, mmix_function_block_profiler_exit): Delete
2417 unused functions.
2418 * config/mmix/mmix-protos.h (mmix_function_block_profiler,
2419 mmix_block_profiler, mmix_function_block_profiler_exit): Delete
2420 prototypes.
2421
2422 * config/cris/cris.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER):
2423 Delete obsoleted macros.
2424
24252001-12-09 Joseph S. Myers <jsm28@cam.ac.uk>
2426
2427 * doc/cpp.texi, doc/cppinternals.texi, doc/invoke.texi,
2428 doc/md.texi, doc/rtl.texi, doc/tm.texi: Use American spelling.
2429
2430 * ChangeLog.2, ChangeLog.3, ChangeLog.5, ChangeLog, alias.c,
2431 cfgbuild.c, expmed.c, expr.c, final.c, flow.c, fold-const.c,
2432 function.c, config/alpha/alpha.md, config/alpha/vms-ld.c,
2433 config/arm/arm.c, config/arm/arm.h, config/c4x/libgcc.S,
2434 config/i370/i370.c, config/i386/i386.c,
2435 config/i386/i386-interix.h, config/i386/i386.md,
2436 config/i386/i386.h, config/i386/netbsd-elf.h, config/ia64/ia64.c,
2437 config/m32r/m32r-protos.h, config/mcore/mcore.h,
2438 config/rs6000/rs6000.h, config/sparc/linux64.h,
2439 config/sparc/sparc.c, config/v850/v850-protos.h,
2440 config/cris/cris.h, config/s390/s390.md, config/elfos.h: Fix
2441 spelling errors.
2442
24432001-12-09 Daniel Berlin <dan@cgsoftware.com>
2444
2445 * config/rs6000/rs6000.h (enum rs6000_builtins): Add remaining
2446 altivec builtins (VCF?X, VCT?XS, VSEL, V*EFP, VRFI*).
2447
2448 * config/rs6000/rs6000.c: Ditto.
2449
2450 * config/rs6000/rs6000.md: Ditto.
2451
24522001-12-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2453
2454 * 1750a.md: Add default case in switch.
2455 * alpha/vms.h (INITIAL_ELIMINATION_OFFSET): Add abort clause in
2456 if-else statement.
2457 * dsp16xx.c (print_operand_address): Likewise.
2458 * i386/osf1elf.h (FUNCTION_PROFILER): Const-ify.
2459 * ia64.md: Add missing braces.
2460 * rs6000-protos.h (s8bit_cint_operand): Prototype.
2461 * s390.h (INITIAL_ELIMINATION_OFFSET): Add abort clause in
2462 if-else statement.
2463 * stormy16.h (REG_CLASS_CONTENTS): Add missing braces.
2464 * v850.h (OUTPUT_ADDR_CONST_EXTRA): Don't issue a `return'.
2465 * dbxout.c (dbxout_source_file): Move a variable into the scope
2466 where it is used.
2467 * final.c (profile_function): Mark parameter with
2468 ATTRIBUTE_UNUSED.
2469 * genemit.c (gen_expand): Likewise for generated file.
2470 * insn-addr.h (INSN_ADDRESSES_NEW): Avoid undefined behavior.
2471
2472 * vmsdbg.h: Delete spurious close-comment.
2473 (DST_HEADER): Fix typo in ENUM_BITFIELD parameter.
2474 * vmsdbgout.c (write_modbeg): Define return type.
2475
2476 * m68k/3b1.h (ASM_OUTPUT_ALIGN): Wrap in do-while(0).
2477 * m68k/amix.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2478 * m68k/atari.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2479 * m68k/hp320.h (ASM_OUTPUT_ALIGN): Likewise.
2480 * m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Likewise.
2481 * m68k/sgs.h (ASM_OUTPUT_ALIGN): Likewise.
2482 * m68k/tower-as.h (ASM_OUTPUT_ALIGN): Likewise.
2483
24842001-12-08 Tom Rix <trix@redhat.com>
2485
2486 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete MASK_STRING.
2487 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Same.
2488 * config/rs6000/rs6000.md (load_multiple, store_multiple): Do not use
2489 for powerpc64.
2490 * config/rs6000/rs6000.md (movstrsi_8reg, movstrsi_6reg,
2491 movstrsi_4reg, movstrsi_1_reg): Add powerpc64.
2492 * config/rs6000/rs6000.c (expand_block_move): Do not use
2493 gen_movstrsi_2reg and powerpc64.
2494
24952001-10-08 Aldy Hernandez <aldyh@redhat.com>
2496
2497 * c-common.h (rid): Add RID_CHOOSE_EXPR and
2498 RID_TYPES_COMPATIBLE_P.
2499
2500 * c-parse.in (reswords): Add __builtin_choose_expr.
2501 Add __builtin_types_compatible_p.
2502 Add CHOOSE_EXPR token.
2503 Add TYPES_COMPATIBLE_P token.
2504 Add production for CHOOSE_EXPR.
2505 Add production for TYPES_COMPATIBLE_P.
2506
2507 * doc/extend.texi (__builtin_choose_expr): Add documentation.
2508 (__builtin_types_compatible_p): Likewise.
2509
25102001-12-08 David Edelsohn <edelsohn@gnu.org>
2511
2512 * stor-layout.c (place_union_field): Apply ADJUST_FIELD_ALIGN
2513 to unions.
2514
25152001-12-08 Neil Booth <neil@daikokuya.demon.co.uk>
2516
2517 * c-parse.in: Take string literals in assembler constructs,
2518 not expressions.
2519 * c-typeck.c (build_asm_stmt, simple_asm_stmt): No need to
2520 check the strings are STRING_CSTs.
2521
25222001-12-08 Neil Booth <neil@daikokuya.demon.co.uk>
2523
2524 * c-lex.c (c_lex): Peek a token ahead for a string to concatenate,
2525 using combine_strings to do the concatenation.
2526 * c-parse.in: Replace uses of the string non-terminal with STRING.
2527 Don't attempt string concatenation.
2528 (OBJC_STRING): New terminal.
2529 (string): Remove non-terminal.
2530 (_yylex): Call combine_strings on function names. Generate
2531 OBJC_STRING terminals; don't pass '@' on to yacc.
2532 * c-typeck.c (simple_asm_stmt): Don't concatenate strings here.
2533 (build_asm_stmt): Similarly.
2534
25352001-12-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2536
2537 * rtlanal.c (get_jump_table_offset): Delete unused variable.
2538
25392001-12-08 Richard Earnshaw <rearnsha@arm.com>
2540
2541 * arm.md (VUNSPEC_PREFETCH): Delete constant definition.
2542 (prefetch): Rewrite using PREFETCH RTL primitive.
2543 * arm.h (arm_builtins): Delete ARM_BUILTIN_PREFETCH).
2544 * arm.c (arm_init_builtins): Don't initialize a builtin for
2545 __builtin_prefetch here.
2546 (arm_expand_builtin): Don't expand __builtin_prefetch here.
2547
25482001-12-08 Richard Earnshaw <rearnsha@arm.com>
2549
2550 * final.c (cleanup_subreg_operands): Use recog_data.operand_loc
2551 in test for a subreg.
2552
25532001-12-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
2554
2555 * rtl.c (rtx_equal_p): Check for null pointers when comparing rtx
2556 strings.
2557
25582001-12-07 Richard Henderson <rth@redhat.com>
2559
2560 * doc/extend.texi: Fix typo last change.
2561
2562 * c-decl.c (c_language): Remove duplicate.
2563
25642001-12-07 Dale Johannesen <dalej@apple.com>
2565
2566 * config/rs6000/darwin.h: Set MAX_LONG_TYPE_SIZE to 32.
2567 * config/rs6000/rs6000.c (rs6000_emit_move): In Darwin-
2568 specific codegen, eliminate a register copy.
2569 (print_operand_address): Add support for Darwin's lo16(constant)
2570 syntax.
2571 (rs6000_machopic_legitimize_pic_address): Fix darwin-specific
2572 generation of addresses within very large data objects.
2573 (s8bit_cint_operand): New.
2574 * config/rs6000/rs6000.md: Remove "iu" reference for 750/7400.
2575 Move "mtjmpr" to correct functional unit for 750/7400/7450.
2576 Add imul2 and imul3 insn types for multiplication by 16- and
2577 8-bit constants.
2578 Change tablejump patterns to strongly discourage using LR
2579 rather than CTR.
2580 Add %lo16 patterns for Darwin loads and stores.
2581
25822001-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2583
2584 * alpha.md: Use (HOST_WIDE_INT)1<<63 in lieu of 0x8000000000000000.
2585
25862001-12-07 Stephane Carrez <Stephane.Carrez@sun.com>
2587
2588 * config/sparc/sparc.c (epilogue_renumber): Do not replace %fp
2589 with %sp because it can cause the delayed instruction to load
2590 below the stack.
2591
25922001-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2593
2594 * alpha.c (alpha_expand_unaligned_store,
2595 alpha_expand_unaligned_store_words): Use constm1_rtx in place of
2596 call to immed_double_const.
2597
25982001-12-07 Aldy Hernandez <aldyh@redhat.com>
2599
2600 * doc/extend.texi (Variable Attributes): Document vector_size.
2601
2602 * attribs.c (c_common_attribute_table): Add vector_size.
2603 (handle_vector_size_attribute): New.
2604 (vector_size_helper): New.
2605 (decl_attributes): Relayout the decl after calculating attribs.
2606
26072001-12-07 Joseph S. Myers <jsm28@cam.ac.uk>
2608
2609 * doc/gcc.texi: Don't include install-old.texi. Adjust menu
2610 description for Trouble section.
2611 * doc/install-old.texi: Adjust for inclusion as chapter of new
2612 installation manual.
2613 * doc/install.texi, doc/include/fdl.texi, doc/install.texi2html:
2614 Adjust to include old installation chapter as chapter of new
2615 installation manual.
2616
2617Fri Dec 7 11:07:35 EST 2001 John Wehle (john@feith.com)
2618
2619 * rtl.h (get_jump_table_offset): Declare.
2620 * rtlanal.c (get_jump_table_offset): Implement.
2621
2622Fri Dec 7 07:06:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2623
2624 * final.c (bb_head, bb_tail, bb_file_label_num, bb_func_label_num):
2625 Deleted; were used only by BB profiler code.
2626 (sbb_head, sbb_tail, sbb_label_num): Likewise.
2627 (end_final): Delete now-unused vars I, PTR, and SPTR.
2628
2629 * expr.c (store_field): Remove warning.
2630 (expand_expr, case COMPONENT_REF, case VIEW_CONVERT_EXPR): Likewise.
2631 (highest_pow2_factor, case MIN_EXPR, case MAX_EXPR): Add cases.
2632 (highest_pow2_factor, case *_DIV_EXPR): Only can do something if
2633 divisor constant power of 2.
2634 (highest_pow2_factor, case COMPOUND_EXPR): Look at operand 1.
2635
26362001-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2637
2638 * alpha.c (function_arg): Cast value to HOST_WIDE_INT before
2639 shifting.
2640
26412001-12-06 Aldy Hernandez <aldyh@redhat.com>
2642
2643 * rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): New.
2644 (DWARF_FRAME_REGISTERS): Delete.
2645
26462001-12-06 Janis Johnson <janis187@us.ibm.com>
2647
2648 * builtin-types.def (BT_FN_VOID_PTR_VAR): New.
2649 * builtins.def (BUILT_IN_PREFETCH): Change arguments.
2650 * builtins.c (expand_builtin_prefetch): Two arguments are now optional,
2651 with defaults for read prefetch with high degree of locality.
2652 * doc/extend.texi (__builtin_prefetch): Update documentation.
2653 * doc/md.texi (prefetch): Add documentation.
2654
26552001-12-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2656
2657 * fixinc/inclhack.def (stdio_va_list): Handle __VA_LIST__ in Tru64
2658 UNIX V5.1A stdio.h.
2659 * fixinc/fixincl.x: Regenerate.
2660 Fixes PR libf2c/4826.
2661
26622001-12-06 Aldy Hernandez <aldyh@redhat.com>
2663 Richard Henderson <rth@redhat.com>
2664
2665 * doc/tm.texi (DWARF_FRAME_REGISTERS): Add documentation.
2666 (PRE_GCC3_DWARF_FRAME_REGISTERS): Same.
2667
2668 * unwind-dw2.c (__frame_state_for): Change DWARF_FRAME_REGISTERS
2669 to PRE_GCC3_DWARF_FRAME_REGISTERS.
2670 (frame_state): Same.
2671 (PRE_GCC3_DWARF_FRAME_REGISTERS): Define if not already defined.
2672
26732001-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2674
2675 * langhooks.c (lhd_staticp): Mark parameter with
2676 ATTRIBUTE_UNUSED.
2677
26782001-12-06 H.J. Lu <hjl@gnu.org>
2679
2680 * Makefile.in (.po.gmo): Use "-test -d po || mkdir po" to
2681 reduce noise.
2682 (.po.pox): Likewise.
2683 (o/$(PACKAGE).pot): Likewise.
2684
26852001-12-06 Alexandre Oliva <aoliva@redhat.com>
2686
2687 * tree.c (get_callee_fndecl): Move DECL_ABSTRACT_ORIGIN-following...
2688 * tree-inline.c (expand_call_inline): ... here.
2689
26902001-12-06 H.J. Lu <hjl@gnu.org>
2691
2692 * Makefile.in (.po.gmo): Use "-mkdir po" for parallel build.
2693 (.po.pox): Likewise.
2694 (o/$(PACKAGE).pot): Likewise.
2695
26962001-12-06 David O'Brien <obrien@FreeBSD.org>
2697
2698 * config.gcc: Include dbxelf.h before elfos.h.
2699 * elfos.h: Don't include dbxelf.h, let config.gcc handle it.
2700
27012001-12-06 Zack Weinberg <zack@codesourcery.com>
2702
2703 * cppfiles.c (open_file): If we've opened a directory by
2704 mistake, close it.
2705 (find_include_file): Avoid turning / into // or // into ///.
2706
27072001-12-06 Nick Clifton <nickc@cambridge.redhat.com>
2708
2709 * config/arm/arm.h (STRUCT_VALUE): Suppress definition.
2710 (STRUCT_VALUE_REGNUM): Restore definition.
2711
27122001-12-06 Andrew MacLeod <amacleod@redhat.com>
2713
2714 * flow.c (find_regno_partial): Return register, not the expression
2715 the register is in.
2716
2717Thu Dec 6 09:24:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2718
2719 * function.c (handle_epilogue_set): Check for FP setting case when
2720 SP is set from FP in same insn.
2721
27222001-12-06 Nick Clifton <nickc@cambridge.redhat.com>
2723
2724 * config/arm/arm.c (load_multiple_sequence): Pass pointer to
2725 RTX when calling alter_subreg().
2726 (store_multiple_sequence): Pass pointer to RTX when calling
2727 alter_subreg().
2728
2729Thu Dec 6 06:55:13 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2730
2731 * function.c (assing_parms): Fix typo in last change.
2732 * config/clipper.c (clipper_builtin_saveregs): Remove Checker code.
2733 * config/m88k/m88k.c (m88k_builtin_saveregs): Likewise.
2734 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
2735 * config/sparc/sparc.c (sparc_builtin_saveregs): Likewise.
2736
27372001-12-06 Alan Modra <amodra@bigpond.net.au>
2738
2739 * config/rs6000/rs6000.c (rs6000_unique_section): Simplify and
2740 correct code selecting section.
2741
2742Thu Dec 6 12:45:33 CET 2001 Jan Hubicka <jh@suse.cz>
2743
2744 * final.c (count_basic_block, add_bb, add_bb_string):
2745 Kill.
2746 (end_final, final_start_function, final, final_scan_insn,
2747 leaf_function_p): Kill BB profiler related code.
2748 * flags.h (profile_block_flag): Kill.
2749 * libgcc2.c (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE,
2750 BB_BUCKETS, BBINBUFSIZE, bb_edge, bb_func_mode, bb_func,
2751 __bb, bb_src, bb_dst, bb_tracefile, bb_hashbuckets,
2752 bb_func_head, bb_callcount, bb_mode, bb_stack, bb_stacksize
2753 reported, GOPENDECOMPRESS, GOPENCOMPRESS, gopen, gclose,
2754 __bb_exit_trace_func, __bb_init_prg, __bb_trace_func,
2755 __bb_trace_func_ret, __bb_init_file, __bb_trace_ret,
2756 __bb_init_trace_func): Kill.
2757 * toplev.c (profile_block_flag): Kill.
2758 (indepdendent_decode_option, process_options): Kill -a related code.
2759 * alpha.c (direct_call_operand): Likewise.
2760 * arm.c (arm_expand_prologue, thumb_expand_prologue,
2761 thumb_expand_epilogue): Likewise.
2762 * c4x.c (c4x_expand_prologue, c4x_null_epilogue_p): Likewise.
2763 * c4x.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2764 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2765 MACHINE_STATE_RESTORE): Kill.
2766 * d30v.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2767 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2768 MACHINE_STATE_RESTORE): Kill.
2769 * fr30.c (fr30_expand_prologue): Kill BB profiler related code.
2770 * i386.c (ix86_can_use_return_insn_p, ix86_expand_prologue,
2771 ix86_expand_epilogue, ix86_expand_epilogue): Kill BB profiler related
2772 code.
2773 (ix86_output_function_block_profiler, ix86_output_block_profiler): Kill.
2774 * i386.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2775 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2776 MACHINE_STATE_RESTORE): Kill.
2777 * fr30.c (fr30_expand_prologue): Kill BB profiler related code.
2778 * i960.c (i960_output_function_prologue): Kill BB profiler related
2779 code.
2780 * ia64.c (ia64_compute_frame_size): Likewise.
2781 * ia64.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2782 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2783 MACHINE_STATE_RESTORE): Kill.
2784 * m32r.c (m32r_expand_prolofue): Kill BB profiler related code.
2785 * m68hc11.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2786 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2787 MACHINE_STATE_RESTORE): Kill.
2788 * m68k.c (m68k_output_function_epilogue): Kill BB profiler related code.
2789 * m68k.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2790 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2791 MACHINE_STATE_RESTORE): Kill.
2792 * m88k.c (output_options, m88k_layout_frame, m88k_expand_prologue):
2793 Kill BB profiler related code.
2794 * m88k.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2795 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2796 MACHINE_STATE_RESTORE): Kill.
2797 * mips.c (mips_expand_prologue): Kill BB profiler related code.
2798 * mmix.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2799 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2800 MACHINE_STATE_RESTORE): Kill.
2801 * rs6000.c (rs6000_override_options): Kill BB profiler related code.
2802 * s960.c (s390_function_prologue): Kill BB profiler related code.
2803 * s960.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2804 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2805 MACHINE_STATE_RESTORE): Kill.
2806 * linux-aout.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Kill.
2807 * linux.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Kill.
2808 * linux64.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Kill.
2809 * sol2.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Kill.
2810 * sparc.c (sparc_override_options, eligible_for_sibcall_delay,
2811 sparc_nonflat_function_epilogue): Kill BB profiler related code.
2812 (sparc_function_block_profiler, sparc_block_profiler,
2813 sparc_function_block_profiler_exit): Kill.
2814 * sparc.h (OVERRIDE_OPTIONS): Kill BB profiler related code.
2815 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2816 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2817 MACHINE_STATE_RESTORE): Kill.
2818 * sun4o3.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Kill.
2819 * sunos4.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Kill.
2820 * stormy16.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2821 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2822 MACHINE_STATE_RESTORE): Kill.
2823 * doc/invoke.texi: Kill documentation of -a and -ax.
2824 * tm.texi (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER,
2825 FUNCTION_BLOCK_PROFILER_EXIT, MACHINE_STATE_SAVE,
2826 MACHINE_STATE_RESTORE): Kill.
2827
28282001-10-26 Steve Christiansen <smc@us.ibm.com>
2829
2830 * doc/rtl.texi: Use a table to display RTL format characters.
2831
28322001-12-06 Bo Thorsen <bo@suse.co.uk>
2833
2834 * config/i386/linux64.h (LINK_SPEC): Correct name of dynamic linker.
2835
2836Wed Dec 5 19:18:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2837
2838 * function.c (keep_stack_depressed): Check global_live_at_start
2839 of EXIT_BLOCK for temp register and verify it isn't in equiv_reg_src.
2840
28412001-12-05 David O'Brien <obrien@FreeBSD.org>
2842
2843 * config.gcc (powerpc-*-freebsd*): Use the proper tmake_file files,
2844 as set by the generic FreeBSD configure framework.
2845
28462001-12-04 Jason Merrill <jason@redhat.com>
2847
2848 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
2849 start_inlining, end_inlining.
2850 * tree-inline.c (expand_call_inline): Call them.
2851 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_START_INLINING): Define.
2852 (LANG_HOOKS_TREE_INLINING_END_INLINING): Define.
2853 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Add them.
2854 * langhooks.c (lhd_tree_inlining_start_inlining): New fn.
2855 (lhd_tree_inlining_end_inlining): New fn.
2856
28572001-12-05 Neil Booth <neil@daikokuya.demon.co.uk>
2858
2859 * c-common.c (shadow_warning): New function, moved from cp/decl.c.
2860 * c-common.h (shadow_warning): New.
2861 * c-decl.c: Include c-common.h.
2862 (warn_if_shadowing): New, broken out of pushdecl.
2863 (pushdecl): Use warn_if_shadowing.
2864 (store_parm_decls): Prevent duplicate -Wshadow warnings.
2865
2866Wed Dec 5 17:59:19 2001 Douglas B. Rupp <rupp@gnat.com>
2867
2868 * config/alpha/vms.h (SIZE_TYPE, PTRDIFF_TYPE): Remove, were disabled.
2869 (DOLLARS_IN_IDENTIFIERS, LINK_SPEC): Remove duplicate.
2870 (LIB_SPEC): Remove.
2871
2872Wed Dec 5 16:03:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2873
2874 * doc/c-tree.texi (RECORD_TYPE, UNION_TYPE): Expand on definition.
2875 (QUAL_UNION_TYPE): New type.
2876
2877 * varasm.c (output_constant, case ERROR_MARK): New case.
2878
2879 * attribs.c (handle_no_check_memory_usage_atribute): Deleted.
2880 (c_com): Delete its reference.
2881 * builtins.c: Delete memory checking code.
2882 * calls.c, expr.c, function.c, stmt.c: Likewise.
2883 * builtins.c (expand_builtin_arg_info): Remove reference to
2884 EXPAND_MEMORY_USE_* modifiers.
2885 * explow.c (expr_size): Likewise.
2886 * expr.c (expand_expr, expand_increment): Likewise.
2887 * expr.h (ARGS_SIZE_RTX): Likewise.
2888 * function.c (assign_parms, expand_pending_sizeso): Likewise.
2889 * c-decl.c (duplicate_decls): Don't handle DECL_NO_CHECK_MEMORY_USAGE.
2890 * expr.c (in_check_memory_usage): Delete.
2891 (get_push_address, get_memory_usage_from_modifier): Delete.
2892 (expand_assigment): Use EXPAND_WRITE on destination.
2893 (expand_expr): Delete ro_modifier.
2894 * expr.h (expand_modifier): Delete EXPAND_MEMORY_* entries and
2895 add EXPAND_WRITE.
2896 (memory_use_mode): Delete.
2897 * flags.h (flag_check_memory_usage): Deleted.
2898 (flag_prefix_function_name): Likewise.
2899 * function.c (expand_function_start): Don't set
2900 current_function_check_memory_usage.
2901 * function.h (check_memory_usage): Delete.
2902 * libfuncs.h, optabs.c: Delete chkr_* stuff.
2903 * stmt.c (expand_asm_opernd): Change EXPAND_MEMORY_USE_WO to
2904 EXPAND_WRITE.
2905 * toplev.c (flag_check_memory_usage): Deleted.
2906 (flag_prefix_function_name): Likewise.
2907 (f_options, process_options): Delete references to above.
2908 * tree.h (DECL_NO_CHECK_MEMORY_USAGE): Deleted.
2909 * varasm.c (CHKR_PREFIX): Deleted.
2910 (make_decl_rtl): Remove flag_prefix_function_name handling.
2911 (assemble_name): Likewise.
2912 * doc/extend.texi: Remove no_check_memory_usage attribute.
2913 * doc/invoke.texi: Remove -fcheck-memory-usage
2914 and -fprefix-function-name.
2915
29162001-12-05 Andreas Schwab <schwab@suse.de>
2917
2918 * Makefile.in (STMP_FIXPROTO, STMP_FIXINC): Use substituted values
2919 from autoconf.
2920
29212001-12-05 Nick Clifton <nickc@cambridge.redhat.com>
2922
2923 * config.gcc: Include arm/xscale-coff.h before arm/arm.h.
2924
29252001-12-05 William Cohen <wcohen@redhat.com>
2926
2927 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Correct typo in
2928 instruction.
2929
29302001-12-05 Daniel Berlin <dan@cgsoftware.com>
2931
2932 * config/rs6000/rs6000.h (enum rs6000_builtins): Add more altivec
2933 builtins.
2934
2935 * config/rs6000/rs6000.md: Modeling of 7450 altivec changed to
2936 better reflect reality (change from Apple's tree).
2937 Add more of altivec instructions.
2938 Add ftruncv4sf2 pattern.
2939 Remove more unspecs (vector merge instructions, etc).
2940
2941 * config/rs6000/rs6000.c (bdesc_3arg): New, for 3 argument altivec
2942 builtins.
2943 (bdesc_1arg): New, for 1 argument altivec builtins.
2944 (altivec_expand_builtin): Handle unary and ternary ops.
2945 (altivec_init_builtins): Ditto.
2946
2947Wed Dec 5 09:33:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2948
2949 * config/alpha/vms.h (ADA_LONG_TYPE_SIZE): New macro.
2950 * doc/tm.texi (ADA_LONG_TYPE_SIZE): Document it.
2951
29522001-12-05 Jakub Jelinek <jakub@redhat.com>
2953
2954 * gcse.c (store_killed_in_insn): Consider pure calls
2955 as potential store killers in addition to normal calls.
2956
29572001-12-05 Jakub Jelinek <jakub@redhat.com>
2958
2959 * expr.c (expand_expr): When checking promoted value, use
2960 DECL_MODE (exp) and not mode.
2961
29622001-12-05 Jakub Jelinek <jakub@redhat.com>
2963
2964 * c-typeck.c (output_init_element): Call digest_init
2965 just once, not in each if branch and check its return value for
2966 error_mark_node.
2967
29682001-12-05 Jakub Jelinek <jakub@redhat.com>
2969
2970 * c-decl.c (pushdecl): Only increase n_incomplete if pushed decl's
2971 type is RECORD_TYPE, UNION_TYPE or ARRAY_TYPE thereof.
2972 (finish_struct): Break the loop if n_incomplete went to 0.
2973 For ARRAY_TYPE, if it is not TYPE_DECL, layout the decl too.
2974
2975Wed Dec 5 07:41:13 2001 Douglas B. Rupp <rupp@gnat.com>
2976
2977 * config/alpha/alpha.c (alpha_va_start): Update VMS case.
2978
2979Wed Dec 5 07:27:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2980 Douglas B. Rupp <rupp@gnat.com>
2981
2982 * vmsdbg.h, vmsdbgout.c: Add documentation and minor cleanups.
2983 * doc/invoke.texi: Add -gvms.
2984 * doc/passes.texi: Add mention of vmsdbgout.c.
2985 * doc/tm.texi: Document VMS debugging output.
2986
2987Wed Dec 5 06:26:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2988
2989 * function.h (tree, rtx): Remove no-longer-needed definitions.
2990
2991 * function.c (keep_stack_depressed): Refine check for register
2992 clobbered over call.
2993
2994 * expr.c (store_expr): When copying string constant into array,
2995 use functions that update memrefs instead of computations on
2996 addresses to better track MEMs. Also properly handle 32/64 pointers.
2997 (expand_expr): Use TARGET even if not reg for multi-word CONSTRUCTOR.
2998 (expand_expr, case CONSTRUCTOR): Fix errors in parms to assign_temp.
2999
3000 * emit-rtl.c (component_ref_for_mem_expr): Try harder to find decl
3001 underneath COMPONENT_REFs.
3002 (set_mem_attributes): Also strip VIEW_CONVERT_EXPR.
3003
30042001-12-05 Neil Booth <neil@daikokuya.demon.co.uk>
3005
3006 * toplev.c (display_target_options): Don't print twice.
3007
3008Wed Dec 5 00:42:16 EST 2001 John Wehle (john@feith.com)
3009
3010 * emit-rtl.c (set_unique_reg_note): Don't set
3011 a REG_EQUAL or REG_EQUIV note if multiple sets
3012 are present.
3013
30142001-12-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
3015
3016 * cfgrtl.c (verify_flow_info): Allow jump table data in fallthru if
3017 CASE_DROPS_THROUGH.
3018
30192001-12-04 Andrew MacLeod <amacleod@redhat.com>
3020
3021 * rtl.h (initialize_uninitialized_subregs): New prototype.
3022 * toplev.c (rest_of_compilation): Call initialize_uninitialized_subregs
3023 when optimization is on.
3024 * flow.c (find_regno_partial): Find subregs within an expression.
3025 (initialize_uninitialized_subregs): Initialize live on entry registers
3026 which are used in subreg expressions.
3027
30282001-12-04 Phil Edwards <pme@gcc.gnu.org>
3029
3030 * Makefile.in: Add INSTALL_SCRIPT using INSTALL definition.
3031
30322001-12-04 DJ Delorie <dj@redhat.com>
3033
3034 * fixinc/fixincl.c (initialize): Avoid problemsome macro
3035 parameter names (PR 3388).
3036
30372001-12-05 Alan Modra <amodra@bigpond.net.au>
3038
3039 * config/rs6000/rs6000.c (rs6000_legitimize_address): Fix typo.
3040 * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Here too.
3041
30422001-12-04 Joseph S. Myers <jsm28@cam.ac.uk>
3043
3044 * c-common.def (COMPOUND_LITERAL_EXPR): New.
3045 * c-common.c (c_expand_expr): Handle COMPOUND_LITERAL_EXPR.
3046 (c_staticp): New function.
3047 * c-common.h (COMPOUND_LITERAL_EXPR_DECL): New.
3048 (c_staticp): Declare.
3049 * c-typeck.c (default_function_array_conversion, build_unary_op):
3050 Don't handle CONSTRUCTOR specially.
3051 (lvalue_p, mark_addressable): Handle COMPOUND_LITERAL_EXPR.
3052 * c-decl.c (build_compound_literal): New function.
3053 * c-tree.h (build_compound_literal): Declare.
3054 * c-parse.in (primary): Use build_compound_literal.
3055 * c-lang.c (LANG_HOOKS_STATICP): Define.
3056 * objc/objc-lang.c (LANG_HOOKS_STATICP): Likewise.
3057 * doc/c-tree.texi: Document COMPOUND_LITERAL_EXPR.
3058 * doc/extend.texi: Update documentation of compound literals.
3059 Fixes PR c/4787.
3060
30612001-12-04 Joseph S. Myers <jsm28@cam.ac.uk>
3062
3063 * langhooks.h (struct lang_hooks): Add staticp.
3064 * langhooks-def.h (lhd_staticp, LANG_HOOKS_STATICP): New.
3065 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_STATICP.
3066 * langhooks.c (lhd_staticp): New function.
3067 * tree.c (staticp): Call lang_hooks.staticp for language-specific
3068 tree codes.
3069
30702001-12-04 Neil Booth <neil@daikokuya.demon.co.uk>
3071
3072 * cppspec.c (lang_specific_driver): Set is_cpp_driver.
3073 * gcc.c (process_command): Ensure the cpp driver sees
3074 --help and --target-help, and that the help is printed
3075 exactly once.
3076
30772001-12-04 David Edelsohn <edelsohn@gnu.org>
3078
3079 * config/elfos.h (ASM_OUTPUT_INTERNAL_LABEL): Display count unsigned.
3080
30812001-12-04 Hans-Peter Nilsson <hp@axis.com>
3082
3083 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Don't unset
3084 flag_strict_aliasing. Use separate assignment statements.
3085
30862001-12-04 Zack Weinberg <zack@codesourcery.com>
3087
3088 * build-make, cross-make: Delete file.
3089 * configure.in: Set and substitute CROSS, ALL,
3090 SYSTEM_HEADER_DIR, HOST_PREFIX, HOST_PREFIX_1, HOST_CC,
3091 HOST_CFLAGS, STMP_FIXINC, and STMP_FIXPROTO depending on
3092 whether build == host and host == target. Do not
3093 AC_SUBST_FILE build_overrides or cross_overrides. Do not
3094 AC_SUBST cross_defines or extra_c_flags.
3095 * Makefile.in (NATIVE_SYSTEM_HEADER_DIR): New.
3096 (SYSTEM_HEADER_DIR, HOST_PREFIX, HOST_CC, HOST_PREFIX,
3097 HOST_PREFIX_1, HOST_CFLAGS, ALL, INTERNAL_CFLAGS): Set
3098 partially or completely with autoconf-substituted @variable@
3099 notation.
3100 (INSTALL_TARGET, @cross_defines@, @cross_overrides@,
3101 @build_overrides@, @extra_c_flags@, all.build, install-build,
3102 install-cross-rest, install-float-h-cross): Deleted.
3103 (install-normal): Rename to install. Delete old "install"
3104 indirection rule.
3105
31062001-12-04 Andrew MacLeod <amacleod@redhat.com>
3107
3108 * stmt.c (expand_return): Clear destination instead of clobbering it
3109 when setting a return value via bitsets.
3110
31112001-12-04 Alexandre Oliva <aoliva@redhat.com>
3112
3113 * tree.c (get_callee_fndecl): Only use DECL_ABSTRACT_ORIGIN if
3114 it has DECL_SAVED_TREE.
3115
3116 * c-decl.c (duplicate_decls): Revert rth's patch. If newdecl
3117 is in a different binding level, get its abstract origin to be
3118 olddecl.
3119 * tree-inline.c (expand_call_inline): Move DECL_INITIAL sanity
3120 check earlier.
3121 * tree.c (get_callee_fndecl): Follow DECL_ABSTRACT_ORIGIN if
3122 DECL_INITIAL is NULL.
3123
31242001-12-04 Jakub Jelinek <jakub@redhat.com>
3125
3126 * flow.c (ior_reg_cond): Return NULL if ! add and rtx wasn't optimized.
3127 Return correct value if one of the subexpressions was optimized to
3128 0 resp. 1. Optimize (x | A) | x and (x & A) | x.
3129 (and_reg_cond): Similarly.
3130
31312001-12-04 Jakub Jelinek <jakub@redhat.com>
3132
3133 * function.c (assign_parms): Set last_named only for last named
3134 argument.
3135
31362001-12-04 Joseph S. Myers <jsm28@cam.ac.uk>
3137
3138 * doc/install.texi: Use the GFDL. Include years from old install
3139 manual in copyright notice. Include copyright and GFDL notice on
3140 HTML index page. Include usual footer on testing.html.
3141 * doc/install.texi2html: Build gfdl.html. Use -I
3142 $SOURCEDIR/include.
3143 * doc/include/fdl.texi: Adapt for use in the install manual.
3144
31452001-12-04 Joseph S. Myers <jsm28@cam.ac.uk>
3146
3147 * doc/install.texi: Document that installed native compiler for
3148 building cross compilers should be GCC 2.95 or later.
3149
31502001-12-03 Eric Christopher <echristo@redhat.com>
3151
3152 * config/mips/mips.h (CALL_REALLY_USED_REGISTERS): New macro.
3153 * config/mips/mips.md: Check TARGET_DEBUG_D_MODE before split
3154 patterns.
3155
31562001-12-03 Janis Johnson <janis187@us.ibm.com>
3157
3158 * rtl.def (PREFETCH): New rtx code.
3159 * doc/rtl.texi (PREFETCH): Add documentation.
3160 * function.c (instantiate_virtual_regs_1): Handle PREFETCH rtx.
3161 * rtlanal.c (reg_referenced_p): Ditto.
3162 * sched-vis.c (print_exp): Ditto.
3163 * ssa-dce.c (find_inherently_necessary): Ditto.
3164
3165 * config/ia64/ia64.h (SIMULTANEOUS PREFETCHES): Define.
3166 (PREFETCH_BLOCK): Define.
3167 * config/ia64/ia64.md (itanium_class): Add lfetch.
3168 (prefetch, prefetch_internal): New.
3169
3170 * builtin-types.def (BT_FN_VOID_PTR_INT_INT): New.
3171 * builtins.def (BUILT_IN_PREFETCH): New.
3172 * builtins.c (expand_builtin_expect): New.
3173 (expand_builtin): Call it.
3174 * doc/extend.texi: Document __builtin_prefetch.
3175
3176 * config/i386/i386.md (prefetch): Rename as prefetch_sse to avoid
3177 conflicts with new generic prefetch functionality.
3178 * config/i386/i386.c (ix86_expand_builtin): Use new name for
3179 prefetch_sse.
3180
31812001-12-02 Ziemowit Laski <zlaski@apple.com>
3182
3183 * objc/Make-lang.in: Update copyright.
3184 (OBJC_OBJS): Add objc-lang.o.
3185 (objc-lang.o): New rule.
3186 * objc/config-lang.in: Fix file description and update
3187 copyright.
3188 * objc/objc-act.c: Do not include langhooks.h and
3189 langhooks-def.h
3190 (lang_hooks): Move (along with LANG_HOOKS...) to objc-lang.c.
3191 (objc_post_options): Move to objc-lang.c.
3192 (objc_init_options): Move to objc-lang.c.
3193 (objc_init): Make non-static.
3194 (objc_decode_option): Make non-static.
3195 (HASHFUNCTION): Remove macro.
3196 (hash_func): New function.
3197 (hash_enter): Replace HASHFUNCTION with hash_func.
3198 (hash_lookup): Replace HASHFUNCTION with hash_func.
3199 (maybe_objc_tree_codes): New function.
3200 (init_objc): Move ObjC tree code initialization to
3201 maybe_objc_tree_codes().
3202 * objc/objc-act.h (GCC_OBJC_ACT_H): New include guard.
3203 (objc_init): New public prototype.
3204 (objc_decode_option): New public prototype.
3205 (maybe_add_objc_tree_codes): New public prototype.
3206 * objc/objc-lang.c: New file.
3207 (lang_hooks): Moved from objc-act.c.
3208 (objc_post_options): Moved from objc-act.c.
3209 (objc_init_options): Moved from objc-act.c.
3210
32112001-12-03 Geoff Keating <geoffk@redhat.com>
3212
3213 * emit-rtl.c (gen_lowpart_common): Avoid unwanted sign-extension
3214 of array elements.
3215
32162001-12-03 Neil Booth <neil@daikokuya.demon.co.uk>
3217
3218 PR c/4988
3219 * gcc.c (process_command): Don't add a preprocessor option for
3220 --help and --target-help; cc1 is enough.
3221
32222001-12-03 Neil Booth <neil@daikokuya.demon.co.uk>
3223
3224 * c-decl.c (grokdeclarator): Use ISO word.
3225 * cppinit.c: Remove leading capital from diagnostic messages, as
3226 per GNU coding standards.
3227 * emit-rtl.c: Similarly.
3228 * final.c: Similarly.
3229 * gcc.c: Similarly.
3230 * tradcpp.c: Similarly.
3231 * config/arm/arm.c: Similarly.
3232 * config/arm/arm.h: Similarly.
3233 * config/avr/avr.c: Similarly.
3234 * config/avr/avr.h: Similarly.
3235 * config/c4x/c4x.c: Similarly.
3236 * config/cris/cris.c: Similarly.
3237 * config/cris/cris.h: Similarly.
3238 * config/d30v/d30v.c: Similarly.
3239 * config/dsp16xx/dsp16xx.c: Similarly.
3240 * config/dsp16xx/dsp16xx.h: Similarly.
3241 * config/h8300/h8300.c: Similarly.
3242 * config/i386/i386.c: Similarly.
3243 * config/i386/xm-djgpp.h: Similarly.
3244 * config/i960/i960.h: Similarly.
3245 * config/m32r/m32r.c: Similarly.
3246 * config/m68hc11/m68hc11.c: Similarly.
3247 * config/m88k/m88k.c: Similarly.
3248 * config/m88k/m88k.h: Similarly.
3249 * config/mcore/mcore.c: Similarly.
3250 * config/mcore/mcore.h: Similarly.
3251 * config/mips/mips.c: Similarly.
3252 * config/mmix/mmix.c: Similarly.
3253 * config/pa/pa.c: Similarly.
3254 * config/rs6000/rs6000.c: Similarly.
3255 * config/rs6000/sysv4.h: Similarly.
3256 * config/s390/s390.c: Similarly.
3257 * config/sparc/sparc.c: Similarly.
3258 * config/v850/v850-c.c: Similarly.
3259 * config/v850/v850.c: Similarly.
3260
32612001-12-03 Zack Weinberg <zack@codesourcery.com>
3262
3263 * rs6000.h (RETURN_IN_MEMORY): Cast result of
3264 int_size_in_bytes to unsigned HOST_WIDEST_INT so that -1 > 8.
3265
3266Mon Dec 3 09:18:34 2001 Jeffrey A Law (law@cygnus.com)
3267
3268 * mn10200.md (negsf2): Use -0x8000 instead of 0x8000 for
3269 bit twiddling constant.
3270
3271Mon Dec 3 16:16:37 CET 2001 Jan Hubicka <jh@suse.cz>
3272
3273 * gcse.c (delete_null_pointer_checks_1): Do not use delete_list;
3274 call purge_dead_edges after removing.
3275 (delete_null_pointer_checks): Do not handle delete_list.
3276
3277 * cfgbuild.c (inside_basic_block_p, control_flow_insn_p): Break out from ...
3278 (count_basic_blocks): ... here.
3279 (find_basic_blocks, find_bb_boundaries): Cleanup.
3280
3281 * stor-layout.c (fixup_signed_type, fixup_unsigned_type): Avoid
3282 overflow for types greater then 2 * HOST_WIDE_INT.
3283
3284 * reload.c (find_reloads): Update the duplicates after swapingg.
3285
3286Mon Dec 3 13:52:19 CET 2001 Jan Hubicka <jh@suse.cz>
3287
3288 * i386.md (movabsqi*): Use 'b' prefix instead of 'q'.
3289
32902001-12-02 Zack Weinberg <zack@codesourcery.com>
3291
3292 * config/rs6000/rs6000.h (MASK_ALTIVEC_ABI,
3293 MASK_LONG_DOUBLE_128): Delete.
3294 (MASK_AIX_STRUCT_RET, MASK_AIX_STRUCT_RET_SET,
3295 TARGET_AIX_STRUCT_RET): New flags.
3296 (TARGET_SWITCHES): Remove entries for -mlong-double-128 and
3297 -mlong-double-64. Add entries for -m(no-)aix-struct-return
3298 and -m(no-)svr4-struct-return.
3299 (TARGET_OPTIONS): Add entry for -mlong-double-.
3300 (rs6000_long_double_size_string, rs6000_long_double_type_size,
3301 rs6000_altivec_abi): Declare.
3302 (TARGET_LONG_DOUBLE_128, TARGET_ALTIVEC_ABI,
3303 LONG_DOUBLE_TYPE_SIZE): Change definitions to match.
3304 (RETURN_IN_MEMORY): If !TARGET_AIX_STRUCT_RET, return
3305 structures of size <= 8 bytes in registers.
3306 (PRINT_OPERAND_PUNCT_VALID_P): Take out '$' and '*'.
3307
3308 * config/rs6000/rs6000.c (rs6000_long_double_size_string,
3309 rs6000_long_double_type_size, rs6000_altivec_abi): New
3310 globals.
3311 (rs6000_override_options): Set rs6000_long_double_type_size
3312 from rs6000_long_double_size_string, if nonzero. Set the
3313 MASK_AIX_STRUCT_RET bit in target_flags from DEFAULT_ABI, if
3314 not already set.
3315 (rs6000_parse_abi_options): Set rs6000_altivec_abi, not a
3316 target_flags bit.
3317 (rs6000_init_builtins): This hook now takes no arguments.
3318
3319 * config/rs6000/netbsd.h, config/rs6000/linux.h: Define
3320 DRAFT_V4_STRUCT_RET to 1.
3321
33222001-12-03 Joseph S. Myers <jsm28@cam.ac.uk>
3323
3324 * c-typeck.c (really_start_incremental_init, push_init_level):
3325 Avoid constructor_max_index being other than an INTEGER_CST.
3326
33272001-12-02 David Edelsohn <edelsohn@gnu.org>
3328
3329 * config/rs6000/xcoff.h (ASM_OUTPUT_INTERNAL_LABEL): Display count
3330 unsigned.
3331 (ASM_GENERATE_INTERNAL_LABEL): Same.
3332 (UNIQUE_SECTION): Fix typo.
3333
33342001-12-02 Richard Henderson <rth@redhat.com>
3335
3336 * c-decl.c (duplicate_decls): Conditionalize DECL_SAVED_TREE copy.
3337
33382001-12-02 Richard Henderson <rth@redhat.com>
3339
3340 * rtl.h (mem_attrs): Rename decl to expr; adjust all users.
3341 (MEM_EXPR): Rename from MEM_DECL; adjust all users.
3342 * emit-rtl.c (set_mem_expr): Rename from set_mem_decl.
3343 * expr.h, final.c, reload1.c: Adjust users.
3344
3345 * alias.c (nonoverlapping_component_refs_p): New.
3346 (decl_for_component_ref, adjust_offset_for_component_ref): New.
3347 (nonoverlapping_memrefs_p): Use them.
3348 * emit-rtl.c (component_ref_for_mem_expr): New.
3349 (set_mem_attributes): Use it.
3350 (set_mem_offset): New.
3351 * expr.c (expand_assignment): Call set_mem_attributes for
3352 inner references; adjust the memory offset as needed.
3353 * print-rtl.c (print_mem_expr): New.
3354 (print_rtx): Use it.
3355
3356Sun Dec 2 09:22:25 2001 Douglas B. Rupp <rupp@gnat.com>
3357
3358 * config/x-interix3 (SYSTEM_HEADER_DIR): Put back default.
3359
3360 * config/alpha/vms.h (VMS_DEBUGGING_INFO): New macro.
3361 (PREFERRED_DEBUGGING_TYPE): Define as VMS_AND_DWARF2_DEBUG.
3362 (ASM_SPEC): Don't redefine.
3363 (OPTIMIZATION_OPTIONS, OVERRIDE_OPTIONS, LINK_SPEC): Define.
3364 * config/alpha/t-vms (EXTRA_PARTS): Use; add rule for vms-dwarf2.asm.
3365 * config/alpha/vms-dwarf2.asm: New file.
3366
3367 * Makefile.in (OBJS): Add vmsdbgout.c and its rule.
3368 * c-lex.c (init_c_lex): Test for VMS_AND_DWARF2_DEBUG.
3369 * debug.h (gcc_debug_hooks): Add vmsdbg_debug_hooks.
3370 (vmsdbgout_after_prologue): New declaration.
3371 * defaults.h (VMS_DEBUGGING_INFO): Add to PREFERRED_DEBUGGING_TYPE.
3372 * dwarf2.h (dwarf_attribute): New DW_AT_VMS_rtnbeg_pd_address.
3373 * dwarf2out.c (dwarf2out_do_frame): Test for VMS_AND_DWARF2_DEBUG.
3374 (dwarf2out_frame_finish): Test for VMS_AND_DWARF2_DEBUG.
3375 (dwarf_attr_name): Use DW_AT_VMS_rtnbeg_pd_address.
3376 (add_name_and_src_coords_attributes): Test VMS_DEBUGGING_INFO
3377 * final.c (final_start_function): Test for VMS_AND_DWARF2_DEBUG.
3378 Test VMS_DEBUGGING_INFO.
3379 (final_end_function): Test for VMS_AND_DWARF2_DEBUG.
3380 (final_scan_insn): Test for VMS_AND_DWARF2_DEBUG and VMS_DEBUG.
3381 * flags.h (debug_info_type): Add VMS_DEBUG and VMS_AND_DWARF2_DEBUG.
3382 * toplev.c (compile_file): Test VMS_DEBUGGING_INFO, VMS_DEBUG, and
3383 VMS_AND_DWARF2_DEBUG.
3384 (rest_of_type_compilation): Test for VMS_AND_DWARF2_DEBUG.
3385 (decode_g_option): Add "vms" to debug_type_names.
3386 (process_options): Set vmsdbg_debug_hooks if -gvms.
3387 (lang_independent_init): Emit line number for VMS unless -g0.
3388 * tree.c: (build_complex_type): Test for VMS_AND_DWARF2_DEBUG.
3389 * vmsdbg.h, vmsdbgout.c: New files.
3390
3391Sun Dec 2 09:03:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3392
3393 * cfgbuild.c (SET_STATE): Add cast to eliminate warning.a
3394
33952001-12-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3396
3397 * cfgrtl.c (purge_all_dead_edges): Initialize variable.
3398 * dwarf2out.c (is_cxx): Prototype.
3399 * local-alloc.c (block_alloc): Avoid 'unsigned>=0 is always true'
3400 warning.
3401 * objc/objc-act.c (defer_fn): Avoid signed/unsigned warning.
3402
3403Sun Dec 2 07:12:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3404
3405 * libgcc2.c (__bb_exit_func): Fix line wrap problems.
3406
34072001-12-02 Geoff Keating <geoffk@redhat.com>
3408
3409 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Simplify.
3410 * config/rs6000/rs6000.c (rs6000_emit_move): Use adjust_address
3411 rather than simplify_subreg. Check for volatile-ness. Check that
3412 we're not splitting one slow operation into two slow operations.
3413
34142001-12-02 David Edelsohn <edelsohn@gnu.org>
3415
3416 * emit-rtl.c (gen_lowpart_common): Cast array element to HOST_WIDE_INT
3417 before shifting.
3418
34192001-12-02 Neil Booth <neil@daikokuya.demon.co.uk>
3420
3421 * c-decl.c (duplicate_decls, push_parm_decl): Remove leading
3422 capital from diagnostics.
3423 * c-lex.c (cb_file_change): Similarly.
3424 * c-parse.in : Similarly.
3425 * cfgrtl.c (verify_flow_info): Similarly.
3426 * collect2.c: Similarly.
3427 * cppfiles.c (find_include_file): Similarly.
3428 * cppinit.c (cpp_handle_option): Similarly.
3429 * cpplex.c (cpp_spell_token): Similarly.
3430 * cppmain.c (do_preprocessing): Similarly.
3431 * gcc.c (translate_options, process_command, do_spec1,
3432 main, pfatal_execute): Similarly.
3433 * genattr.c (main): Similarly.
3434 * genattrtab.c (check_attr_test, operate_exp, simplify_test_exp,
3435 write_test_expr, main): Similarly.
3436 * gencodes.c (main): Similarly.
3437 * genconfig.c (main): Similarly.
3438 * genconstants.c (main): Similarly.
3439 * genemit.c (main): Similarly.
3440 * genextract.c (main): Similarly.
3441 * genflags.c (main): Similarly.
3442 * genopinit.c (main): Similarly.
3443 * genoutput.c (process_template, main): Similarly.
3444 * genpeep.c (main): Similarly.
3445 * genrecog.c (main): Similarly.
3446 * gensupport.c (is_predicable, identify_predicable_attribute,
3447 alter_predicate_for_insn, init_md_reader_args, main): Similarly.
3448 * ggc-page.c (alloc_anon): Similarly.
3449 * mips-tfile.c (add_string, add_procedure, add_file, read_line,
3450 parse_begin, parse_bend, parse_def, parse_end, parse_file,
3451 parse_stabs_common, parse_stabs, write_varray, write_object,
3452 read_seek, copy_object, main, error): Similarly.
3453 * profile.c (compute_branch_probabilities): Similarly.
3454 * reg-stack.c (check_asm_stack_operands): Similarly.
3455 * reload.c (find_reloads): Similarly.
3456 * reload1.c (spill_failure, failed_reload): Similarly.
3457 * rtl-error.c (_fatal_insn_not_found): Similarly.
3458 * toplev.c (read_integral_parameter, crash_signal,
3459 decode_f_option, set_target_switch, parse_options_and_default_flags)
3460 : Similarly.
3461 * tradcif.y (parse_number, yylex): Similarly.
3462 * tradcpp.c (main, fancy_abort): Similarly.
3463 * tree.c (tree_check_failed): Similarly.
3464 * varray.c (varray_check_failed): Similarly.
3465 * xcoffout.c (xcoff_output_standard_types): Similarly.
3466objc:
3467 * objc-act.c (get_object_ref, lookup_and_install_protocols,
3468 build_objc_string_object, objc_declare_alias, build_ivar_chain,
3469 finish_message_expr, build_protocol_expr, is_public,
3470 start_class): Similarly.
3471
34722001-12-01 Neil Booth <neil@daikokuya.demon.co.uk>
3473
3474 * c-decl.c (duplicate_decls, parmlist_tags_warning): Remove
3475 trailing period from diagnostics.
3476 * c-lex.c (cb_file_change): Similarly.
3477 * cppmacro.c (check_trad_stringification): Similarly.
3478 * gcc.c (do_spec_1): Similarly.
3479 * genattr.c (main): Similarly.
3480 * genattrtab.c (main, operate_exp, make_length_attrs): Similarly.
3481 * gencodes.c (main): Similarly.
3482 * genconfig.c (main): Similarly.
3483 * genconstants.c (main): Similarly.
3484 * genemit.c (main): Similarly.
3485 * genextract.c (main): Similarly.
3486 * genopinit.c (main): Similarly.
3487 * genoutput.c (main): Similarly.
3488 * genpeep.c (main): Similarly.
3489 * genrecog.c (main): Similarly.
3490 * mips-tfile.c (add_file, error): Similarly.
3491 * profile.c (init_branch_prob): Similarly.
3492 * reload1.c (spill_failure): Similarly.
3493 * stmt.c (parse_output_constraint): Similarly.
3494 * varasm.c (assemble_variable): Similarly.
3495
34962001-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3497
3498 * m68k.c (init_FPA_table): Provide static prototype.
3499 * mips/abi64.h (mips_function_value): Move prototype to ...
3500 * mips-protos.h (mips_function_value): ... here.
3501 * mips.c: Include halfpic.h.
3502 * output.h (rdata_section): Prototype.
3503
3504 * h8300.c (h8300_asm_named_section): Wrap with !OBJECT_FORMAT_ELF.
3505 * m88k.c (m88k_svr3_asm_out_constructor,
3506 m88k_svr3_asm_out_destructor): Wrap with CTOR_LIST_BEGIN &&
3507 !OBJECT_FORMAT_ELF.
3508 * mcore.c (mcore_asm_named_section): Wrap with OBJECT_FORMAT_ELF.
3509 * sh.c (sh_asm_named_section): Wrap with !OBJECT_FORMAT_ELF.
3510 * sparc.c (sparc_elf_asm_named_section): Wrap with OBJECT_FORMAT_ELF.
3511
35122001-12-01 Geoff Keating <geoffk@redhat.com>
3513
3514 * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Complex
3515 LO_SUM addresses less than word size are not legitimate,
3516 because they lead to invalid SUBREGs.
3517 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3518
35192001-12-01 Olivier Hainque <hainque@act-europe.fr>
3520
3521 * unroll.c (loop_iterations): Give up on jumps with null JUMP_LABEL
3522 while scanning for multiple back edges.
3523
35242001-12-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3525
3526 * ginclude/ppc-asm.h (JUMP_TARGET): New macro.
3527 * config/rs6000/tramp.asm: Use it.
3528
35292001-12-01 Zack Weinberg <zack@codesourcery.com>
3530
3531 * gencheck.c, gengenrtl.c: Don't define xmalloc.
3532 * gensupport.c: Don't define xstrdup, xcalloc, xrealloc,
3533 xmalloc.
3534
35352001-11-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3536
3537 * pa.c (output_ascii): Cast `p' to unsigned char.
3538
35392001-11-30 Daniel Berlin <dan@cgsoftware.com>
3540
3541 * config/rs6000/rs6000.c (altivec_expand_builtin): add
3542 ALTIVEC_BUILTIN_LD_INTERNAL_4sf and ALTIVEC_BUILTIN_ST_INTERNAL_4sf,
3543 *_16qi,_8hi, rename existing V4SI ones to *_4si.
3544 (altivec_init_builtins): Ditto.
3545 (bdesc_2arg): Rename CODE_FOR_* to match changes in MD file.
3546
3547 * config/rs6000/rs6000.md: Add attribute types vecsimple,
3548 veccomplex, vecfloat, and vecperm, for altivec instructions.
3549 Modify altivec patterns to use appropriate attribute type.
3550 Modify altivec patterns to match RTL operations where appropriate
3551 (IE no unspec where we can avoid it).
3552 Add vector unit scheduling for ppc7450.
3553 Rename patterns to what they are where appropriate
3554 (altivec_vaddfp->addv4sf3, etc)
3555
3556 * config/rs6000/rs6000.h (enum rs6000_builtins): Change VRS->VSR.
3557 Pass -mppc, and define _ARCH_PPC, if -mcpu=7450 is used.
3558
3559 * config/rs6000/sysv4.h: Add -mcpu=7450.
3560
3561 * testsuite/gcc.dg/altivec-1.c: Update test to take into account renamed
3562 _builtin_altivec_ld_interal function.
3563
35642001-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3565
3566 * configure.in (AC_CHECK_FUNCS): Delete strtoul, bsearch, popen,
3567 strchr, strrchr, isascii, gettimeofday.
3568 * config.in, configure: Regenerate.
3569
35702001-11-30 Zoltan Hidvegi <hzoli@hzoli.2y.net>
3571
3572 * unroll.c (unroll_loop): Correct special exit cases.
3573
35742001-11-30 Stephane Carrez <Stephane.Carrez@sun.com>
3575
3576 * config/sparc/sparc.c (DF_MODES_NO_S): Fix pr/3623, define to
3577 accept DFmode and DImode only.
3578
35792001-11-30 Aldy Hernandez <aldyh@redhat.com>
3580
3581 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET): Adjust for altivec.
3582 (STACK_DYNAMIC_OFFSET): Same.
3583
35842001-11-30 Richard Henderson <rth@redhat.com>
3585
3586 * c-decl.c (duplicate_decls): Copy DECL_SAVED_TREE.
3587
35882001-11-30 Aldy Hernandez <aldyh@redhat.com>
3589
3590 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): New.
3591 (CONDITIONAL_REGISTER_USAGE): Set call_really_used_registers to
3592 the values in call_used_registers.
3593
3594Fri Nov 30 12:48:26 2001 Jeffrey A Law (law@cygnus.com)
3595
3596 * gthr-dce.h: If _DCE_THREADS is not defined, then just include
3597 gthr-single.
3598
35992001-11-30 Jason Merrill <jason@redhat.com>
3600
3601 * dwarf2out.c (is_cxx): New fn.
3602 (add_data_member_location_attribute): Check it.
3603 * dbxout.c (dbxout_type): Only look at BINFO_VPTR_FIELD for C++.
3604
3605Fri Nov 30 08:26:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3606
3607 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Handle const1_rtx.
3608
36092001-11-30 Daniel Berlin <dan@cgsoftware.com>
3610
3611 * genopinit.c (gen_insn): Handle MODE_VECTOR_INT and
3612 MODE_VECTOR_FLOAT as allowed.
3613
36142001-11-29 Zack Weinberg <zack@codesourcery.com>
3615
3616 Purge cruft now we have build libiberty.
3617
3618 * Makefile.in (OBSTACK, VFPRINTF, DOPRINT, STRSTR,
3619 HOST_OBSTACK, HOST_VFPRINTF, HOST_DOPRINT, HOST_STRSTR,
3620 USE_HOST_OBSTACK, USE_HOST_VFPRINTF, USE_HOST_DOPRINT,
3621 USE_HOST_STRSTR): Delete variables.
3622 (vfprintf.o, doprint.o, strstr.o, splay-tree.o, obstack.o,
3623 hashtab.o, safe-ctype.o, $(HOST_PREFIX_1)obstack.o,
3624 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
3625 $(HOST_PREFIX_1)strstr.o), $(HOST_PREFIX_1)): Delete rules.
3626 (LIBIBERTY, BUILD_LIBIBERTY): New variables.
3627 (LIBDEPS): Now just $(INTLDEPS) $(LIBIBERTY).
3628 (LIBS): Now just $(INTLLIBS) @LIBS@ $(LIBIBERTY).
3629 (HOST_LIBDEPS): Now just $(BUILD_LIBIBERTY).
3630 (HOST_LIBS): Ditto.
3631 (HOST_RTL): Remove hashtab.o safe-ctype.o.
3632 (OBJS): Remove splay-tree.o.
3633 (gen-protos): Depend on $(HOST_LIBS), not ../libiberty/libiberty.a.
3634 (distclean): No need to delete splay-tree.c obstack.c
3635 hashtab.c safe-ctype.c.
3636 (mostlyclean): Delete build copies of print-rtl.c bitmap.c
3637 errors.c ggc-none.c (all prefixed with $(HOST_PREFIX_1).
3638 * aclocal.m4 (gcc_AC_FUNC_VFPRINTF_DOPRNT, gcc_AC_FUNC_STRSTR):
3639 Delete.
3640 * configure.in: Don't use them.
3641 Set and substitute @FORBUILD@.
3642 * config.in, configure: Regenerate.
3643 * doprint.c: Move to libiberty/_doprnt.c.
3644 * doc/configterms.texi: Document that libiberty is now built
3645 up to three times. Fix typo.
3646
36472001-11-30 Jason Merrill <jason@redhat.com>
3648
3649 * dwarf2out.c (add_data_member_location_attribute): Do the
3650 right thing for virtual bases.
3651 * dbxout.c (dbxout_type): For a virtual base, print the offset
3652 within the vtable.
3653
36542001-11-29 Zoltan Hidvegi <hzoli@hzoli.2y.net>
3655
3656 * doloop.c (doloop_valid_p): Check for LTU and GTU as well.
3657
36582001-11-29 Aldy Hernandez <aldyh@redhat.com>
3659
3660 * config/rs6000/rs6000.c (function_arg): Unnamed vector arguments
3661 go in memory.
3662 Remove unused attribute for named.
3663
36642001-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3665
3666 * genattrtab.c (attr_rtx_1): New function containing the
3667 majority of `attr_rtx'. Move variable declarations into the
3668 scope where they are used. Eliminate unnecessary gotos.
3669 (attr_rtx): Now just a wrapper for `attr_rtx_1' using VA_OPEN,
3670 VA_FIXEDARG, and VA_CLOSE.
3671
36722001-11-30 Hans-Peter Nilsson <hp@axis.com>
3673
3674 * config/cris/cris.c (cris_notice_update_cc): Check first
3675 destination also against overlap with cc_status.value2 and second
3676 destination against overlap with cc_status.value1. For overlaps,
3677 clear overlapped value, don't just CC_STATUS_INIT.
3678
3679 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Fix spacing and FIXME.
3680 Fix typo in comment.
3681 (LINK_SPEC): Remove whitespace at end of line.
3682
36832001-11-29 Jakub Jelinek <jakub@redhat.com>
3684
3685 * c-lex.c (init_c_lex): Canonicalize "-" filename to "".
3686
36872001-11-29 Jakub Jelinek <jakub@redhat.com>
3688
3689 * gcc.c (ASM_DEBUG_SPEC): Only check HAVE_AS_G*_DEBUG_FLAG
3690 macros for the supported debugging types.
3691
36922001-11-29 Craig Rodrigues <rodrigc@gcc.gnu.org>
3693
3694 PR other/4932
3695 * config/i386/i386.c (print_operand): Verify that the
3696 argument to %c is a constant and not a conditional which
3697 needs to be reversed.
3698
3699Thu Nov 29 11:12:59 2001 Geoffrey Keating (geoffk@redhat.com)
3700
3701 * emit-rtl.c (gen_lowpart_common): Fix conversion of
3702 REAL_VALUE_TYPEs to an array of target integers. Fix extraction
3703 of low part of those arrays for 32bit and 64bit hosts.
3704
37052001-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3706
3707 * Makefile.in (insn-output.o): Depend on insn-codes.h.
3708
37092001-11-29 Joseph S. Myers <jsm28@cam.ac.uk>
3710
3711 * configure.in (target_list): Add generated-manpages.
3712 * configure: Regenerate.
3713 * Makefile.in (generated-manpages): Depend on
3714 lang.generated-manpages.
3715 * objc/Make-lang.in (objc.generated-manpages): New dummy target.
3716
37172001-11-29 Nick Clifton <nickc@cambridge.redhat.com>
3718
3719 * config/arm/crti.asm (_init): Add .thumb_func if compiled
3720 with -mthumb.
3721 (_fini): Add .thumb_func if compiled with -mthumb.
3722
37232001-11-28 Eric Christopher <echristo@redhat.com>
3724
3725 * config/mips/mips.c (override_options): Fix thinko in mips_tune
3726 for mips32/mips64. Remove MASK_SOFT_FLOAT configuration bits.
3727
3728Thu Nov 29 00:24:15 EST 2001 John Wehle (john@feith.com)
3729
3730 * alpha.md (tablejump): Use pic_offset_table_rtx
3731 instead of gen_rtx_REG.
3732
3733Wed Nov 28 15:36:13 2001 Jeffrey A Law (law@cygnus.com)
3734
3735 * expr.c (store_expr): When copying a string constant into an
3736 array, reset the known alignment of the MEM for the section to
3737 be cleared to BITS_PER_UNIT.
3738
37392001-11-28 Hans-Peter Nilsson <hp@axis.com>
3740
3741 * config/cris/cris.c: Remove whitespace at end of line.
3742
3743Wed Nov 28 14:51:23 2001 Douglas B. Rupp <rupp@gnat.com>
3744
3745 * config.gcc (i[34567]86-*-interix3*): New case.
3746 * config/x-interix3, config/interix3.h, config/i386/i386-interix3.h:
3747 New files.
3748
37492001-11-28 Richard Henderson <rth@redhat.com>
3750
3751 * config/alpha/alpha.md (sibcall_osf_1, sibcall_value_osf_1): Use
3752 symbolic_operand as the predicate.
3753
37542001-11-28 Richard Henderson <rth@redhat.com>
3755
3756 * doloop.c (doloop_modify_runtime): Properly select induction
3757 variable; skip late entry test if biv initializer created by loop.
3758
3759Wed Nov 28 08:21:47 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3760
3761 * tree.h (EXPR_WFL_LINECOL): Used by Java in node other than
3762 EXPR_WITH_FILE_LOCATION, so change checks and documentation.
3763
3764 * tree.h (TREE_VIA_PROTECTED): Update to show can be in TREE_VEC.
3765
3766 * tree.h: Add missing checks on some macros; make formatting more
3767 consistent.
3768
3769 * stor-layout.c (put_pending_size): Look for SAVE_EXPR if not at top
3770 level; only add to pending_sizes if find it.
3771
3772 * langhooks.c (lhd_safe_from_p): Add ATTRIBUTE_UNUSED.
3773
3774 * df.c (iterate_dataflow_sbitmap, iterate_dataflow_bitmap):
3775 Add casts to remove warnings.
3776
3777 * Makefile.in (OBJS): Sort alphabetically.
3778
3779 * print-rtl.c (print_rtx): If RTX code is bad, just say so.
3780 Also minor cleanups.
3781
3782Wed Nov 28 06:52:27 2001 Arnaud Charlet <charlet@ACT-Europe.FR>
3783
3784 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Remove STAGE_PREFIX.
3785 (FLAGS_TO_PASS): Add STAGE_PREFIX.
3786 (SUBDIR_FLAGS_TO_PASS): Apply PREPEND_DOTDOT_TO_RELATIVE_PATH
3787 to STAGE_PREFIX.
3788
3789Wed Nov 28 10:42:19 CET 2001 Jan Hubicka <jh@suse.cz>
3790
3791 * cse.c (true_dependence_in_rtx): New function.
3792 (invalidate): Use it.
3793
3794 * c-common.h (GOTO_FAKE_P): New macro.
3795 * tree-inline.c (GOTO_FAKE_P): Set.
3796 * c-tree.texi (GOTO_FAKE_P): Document.
3797
3798 * varasm.c (assemble_variable): Set reloc to 3 for error_mark
3799 containing pointers.
3800 (output_addressed_constants): Check for local/external relocations.
3801 * elfos.h (SELECT_SECTION): Classify data section.
3802 * tm.texi (SELECT_SECTION): Update documentation.
3803
3804 * cfganal.c (flow_dfs_compute_reverse_add_bb): set visited bit.
3805 (flow_dfs_compute_reverse_execute): Add only unvisited blocks.
3806
38072001-11-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3808
3809 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3810 UNALIGNED_DOUBLE_INT_ASM_OP): Also provide defaults when we have
3811 OBJECT_FORMAT_ROSE.
3812
38132001-11-28 Hans-Peter Nilsson <hp@axis.com>
3814
3815 * config/cris/cris.c: Tweak spacing for prototypes.
3816 (LOSE_AND_RETURN): New macro.
3817 (cris_operand_lossage): New function.
3818 (cris_print_index, cris_print_base): Use cris_operand_lossage
3819 rather than fatal_insn.
3820 (cris_print_operand, cris_print_operand_address): Use
3821 LOSE_AND_RETURN rather than fatal_insn and internal_error.
3822 (cris_output_addr_const): Use LOSE_AND_RETURN and
3823 output_operand_lossage rather than fatal_insn and internal_error
3824 for valid but unexpected rtx expressions.
3825
3826 * config/cris/cris.c (cris_split_movdx): Don't call alter_subreg
3827 for a SUBREG in src or dest, abort instead.
3828
38292001-11-28 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3830
3831 * doc/passes.texi: Remove reference to c-dump.c. Update tree inlining
3832 doc.
3833
38342001-11-27 Jakub Jelinek <jakub@redhat.com>
3835
3836 * gcc.c (ASM_DEBUG_SPEC): Use conditional expression rather than
3837 preprocessor define. If only DBX_DEBUGGING_INFO or only
3838 DWARF2_DEBUGGING_INFO is supported for the target, provide
3839 appropriate definitions.
3840
38412001-11-27 Neil Booth <neil@daikokuya.demon.co.uk>
3842
3843 * Makefile.in: Update, and add c-objc-common.o dependencies.
3844 * c-lang.c: Remove unnecessary includes.
3845 (c_init): Move bulk of code to c_objc_common_init, and call it.
3846 (c_tree_printer, c_missing_noreturn_ok_p, c_disregard_inline_limits,
3847 inline_forbidden_p, c_cannot_inline_tree_fn): Move to
3848 c-objc-common.c.
3849 * c-objc-common.c: New. Mostly pulled from c-lang.c.
3850 * c-tree.h (c_disregard_inline_limits, c_cannot_inline_fn,
3851 c_objc_common_init, c_missing_noreturn_ok_p): New.
3852 * toplev.c: Update comment.
3853 * doc/passes.texi: Update.
3854objc:
3855 * objc-act.c (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
3856 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
3857 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Override.
3858 (objc_init): Update to use c_objc_common_init.
3859
38602001-11-27 Neil Booth <neil@daikokuya.demon.co.uk>
3861
3862 * cpphash.c (_cpp_init_hashtable): Update.
3863 * cpphash.h (struct spec_nodes): Remove n_L.
3864 * cpplex.c (_cpp_lex_direct): Check for prefix L separately.
3865
38662001-11-17 Richard Henderson <rth@redhat.com>
3867
3868 * unroll.c (loop_iterations): Move last change ...
3869 * doloop.c (doloop_modify_runtime): ... here.
3870
38712001-11-17 Corey Minyard <minyard@acm.org>
3872 Richard Henderson <rth@redhat.com>
3873
3874 * unroll.c (loop_iterations): Detect one situation in which we
3875 overestimate the number of iterations.
3876
38772001-11-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3878
3879 * gcc.c (set_input): Export.
3880 Move declaration ...
3881 gcc.h (set_input): ... here.
3882
38832001-11-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3884
3885 * gcc.c (set_collect_gcc_options): New function, split out from
3886 main.
3887 Ignore elided switches.
3888 (do_spec): Invoke before executing command.
3889 (do_spec_1): Likewise.
3890 Fixes PR other/3968.
3891
38922001-11-27 Hans-Peter Nilsson <hp@axis.com>
3893
3894 * config/cris/cris.h (INT_ASM_OP): Remove.
3895
38962001-11-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3897
3898 * config/i386/sol2.h (WINT_TYPE): Redefine.
3899 (WINT_TYPE_SIZE): Likewise.
3900
39012001-11-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3902
3903 * collect2.c: Check HAVE_DUP2 instead of NO_DUP2.
3904 (dup2): Make static and add prototype.
3905 * m68k/plexus.h: Don't define NO_DUP2.
3906 * configure.in (AC_CHECK_FUNCS): Add dup2.
3907 * config.in, configure: Regenerate.
3908
3909 * ia64/aix.h (REG_SIZE): Don't #undef.
3910 * sparc.h (REG_SIZE): Delete.
3911 * flow.c (mark_used_regs): Don't use REG_SIZE.
3912 * regs.h (REG_SIZE): Delete.
3913
39142001-11-27 Andreas Schwab <schwab@suse.de>
3915
3916 * gcc.c: Fix typo PREFERRED_DEBUGGING_FORMAT ->
3917 PREFERRED_DEBUGGING_TYPE.
3918
3919Tue Nov 27 08:21:47 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3920
3921 * Makefile.in (c-lang.o): Depends on langhooks-def.h.
3922 (expr.o, varasm.o): Depends on langhooks.h.
3923 * c-common.c (c_safe_from_p): Always declare.
3924 (c_expand_expr): Refine when declared.
3925 * c-lang.c (c-common.h): Now include.
3926 (LANG_HOOKS_SAFE_FROM_P): Define new hook.
3927 (c_init): Don't set lang_safe_from_expr.
3928 * expr.c (langhooks.h): Now include.
3929 (lang_safe_from_p): No longer define.
3930 (safe_from_p): Use lang hook.
3931 (expand_expr): Set IGNORE if VOID_TYPE result of VIEW_CONVERT_EXPR too.
3932 (expand_expr, case VIEW_CONVERT_EXPR): Pass ro_modifier down.
3933 * expr.h (lang_expand_constant, lang_safe_from_p): Delete.
3934 * langhooks-def.h (lhd_return_tree, lhd_safe_from_p): New decls.
3935 (LANG_HOOKS_EXPAND_CONSTANT, LANG_HOOKS_SAFE_FROM_P): New hooks.
3936 * langhooks.c (lhd_return_tree, lhd_safe_from_p): New functions.
3937 * langhooks.h (struct lang_hooks): New fields expand_constant
3938 and safe_from_p.
3939 * output.h (output_constant): Size arg is HOST_WIDE_INT.
3940 * stmt.c (expand_decl_init): No longer need to expand constant
3941 for CONST_DECL.
3942 * stor-layout.c (put_pending_size): Don't check for SAVE_EXPR.
3943 * toplev.c (lang_expand_constant): Delete var.
3944 * tree.c (save_expr): Don't put another SAVE_EXPR around simple
3945 operations on SAVE_EXPR.
3946 * varasm.c (langhooks.h): Now include.
3947 (compare_constant_1): Use lang_hooks, not lang_expand_constant.
3948 (record_constant_1, output_addressed_constants): Likewise.
3949 (initializer_constant_valid_p, output_constant): Likewise.
3950 (output_constant_def): Process no-defer of string constant.
3951 (output_addressed_constants, case ADDR_EXPR): Use handled_component_p.
3952 (output_constant): Strip more conversions.
3953 Track our size and pad for the rest.
3954 (array_size_for_constructor): Remove code for non-byte STRING_CST.
3955 (output_constructor): SIZE now HOST_WIDE_INT.
3956
39572001-11-27 Richard Henderson <rth@redhat.com>
3958
3959 * ifcvt.c (noce_try_store_flag_constants): Test for overflow
3960 in computing DIFF.
3961
39622001-11-27 Zack Weinberg <zack@codesourcery.com>
3963
3964 * cppfiles.c (read_include_file): Add comment.
3965
39662001-11-26 Richard Henderson <rth@redhat.com>
3967
3968 * toplev.c (rest_of_compilation): Call free_bb_for_insn before exit.
3969
39702001-11-26 Richard Henderson <rth@redhat.com>
3971
3972 * config/ia64/sysv4.h (DBX_DEBUGGING_INFO): Undef.
3973 * config/ia64/aix.h (PREFERRED_DEBUGGING_TYPE): Remove
3974 commented out override.
3975
39762001-11-26 Neil Booth <neil@daikokuya.demon.co.uk>
3977
3978 * cppfiles.c (stack_include_file): Don't optimize zero-length
3979 files.
3980 (read_include_file): NUL-terminate read files.
3981 * cpplex.c (handle_newline, skip_escaped_newlines,
3982 get_effective_char, skip_whitespace, parse_identifier,
3983 parse_identifier_slow, parse_number, parse_string,
3984 _cpp_lex_direct): Optimize for the fact that buffers are guaranteed
3985 NUL-terminated.
3986 * cpplib.c (destringize_and_run, cpp_define, handle_assertion):
3987 Be sure buffers are NUL terminated.
3988 * cppmacro.c (warn_of_redefinition): Kill compile warning.
3989
39902001-11-26 Neil Booth <neil@daikokuya.demon.co.uk>
3991
3992 * c-common.c: Include tree-inline.h.
3993 (c_language): Move separate definitions here.
3994 (c_common_init_options, c_common_post_options): New.
3995 (c_common_lang_init): Rename c_common_init.
3996 * c-common.h (c_common_lang_init): Similarly.
3997 (c_common_init_options, c_common_post_options): New.
3998 * c-lang.c (c_post_options): Move body to c_common_post_options.
3999 (c_init_options): Use c_common_init_options.
4000 (c_init): Update.
4001 * langhooks.def: Rearrange.
4002 * langhooks.h: Rearrange, and improve comments.
4003 * toplev.c (do_compile): New function.
4004 (toplev_main): Use it.
4005 (lang_independent_f_options, parse_options_and_default_flags,
4006 process_options): Remove trailing periods.
4007 * Makefile.in: Update.
4008objc: * objc-act.c (objc_post_options, objc_init_options): Use c-common.c
4009 functions.
4010 (ojbc_init): Update.
4011
40122001-11-26 Richard Henderson <rth@redhat.com>
4013
4014 * config/alpha/alpha.md (unop): Add 0 offset for some gas versions.
4015
40162001-11-26 DJ Delorie <dj@redhat.com>
4017
4018 * expr.c (store_constructor): Actually use the value computed
4019 if WORD_REGISTER_OPERATIONS.
4020
40212001-11-26 Richard Henderson <rth@redhat.com>
4022
4023 * config/elfos.h (SELECT_SECTION): Don't check TREE_READONLY
4024 for CONSTRUCTOR.
4025
40262001-11-26 David Edelsohn <edelsohn@gnu.org>
4027
4028 * rs6000.c (output_mi_thunk): Handle minimal-toc and call
4029 correct function on AIX.
4030
40312001-11-26 Alexandre Oliva <aoliva@redhat.com>
4032
4033 * toplev.c (process_options): Don't force
4034 flag_optimize_sibling_calls to zero just because exceptions are
4035 enabled.
4036
4037Mon Nov 26 12:37:05 2001 Jeffrey A Law (law@cygnus.com)
4038
4039 * df.h (transfer_function_sbitmap): Use PARAMS around argument
4040 list in function prototypes.
4041 (transfer_function_bitmap): Likewise.
4042
40432001-11-26 Loren J. Rittle <ljrittle@acm.org>
4044
4045 * config/stormy16/stormy16.h: Remove DEFAULT_VTABLE_THUNKS.
4046 * config/i386/netbsd-elf.h: Likewise.
4047
40482001-11-26 David Edelsohn <edelsohn@gnu.org>
4049
4050 * doc/trouble.texi: Remove outdated RS/6000 comments.
4051
4052Mon Nov 26 13:49:41 CET 2001 Jan Hubicka <jh@suse.cz>
4053
4054 * final.c (walk_alter_subreg): Fix return value.
4055
4056Mon Nov 26 11:36:20 CET 2001 Jan Hubicka <jh@suse.cz>
4057
4058 * sparc.c (sparc_absnegfloat_split_legitimate): Do not call
4059 alter_subreg.
4060 * sparc.md (post-reload splitters): Do not call alter_subreg.
4061 * cfgrtl.c (purge_dead_edges): Fix typo in previous fix.
4062
40632001-11-25 Aldy Hernandez <aldyh@redhat.com>
4064
4065 * regclass.c (choose_hard_reg_mode): Handle vector arguments.
4066
40672001-11-26 Alan Modra <amodra@bigpond.net.au>
4068
4069 * final.c: (insn_lengths): Make it an int *, so that large jump
4070 tables don't overflow.
4071
40722001-11-25 Joseph S. Myers <jsm28@cam.ac.uk>
4073
4074 * c-format.c (FMT_FLAG_DOLLAR_GAP_POINTER_OK): New.
4075 (format_types): Use it for scanf.
4076 (dollar_arguments_pointer_p): New.
4077 (init_dollar_format_checking): Store details of which arguments
4078 are pointers.
4079 (maybe_read_dollar_number): Reallocate dollar_arguments_pointer_p.
4080 (finish_dollar_format_checking): Take extra parameter
4081 pointer_gap_ok. Treat unused arguments differently if
4082 pointer_gap_ok and the unused arguments are pointers.
4083 (check_format_info_main): Pass extra argument to
4084 finish_dollar_format_checking.
4085 * doc/invoke.texi (-Wno-format-extra-args): Document behavior when
4086 unused arguments are present between used arguments with operand
4087 numbers.
4088
40892001-11-25 Daniel Berlin <dan@cgsoftware.com>
4090
4091 * df.c: Add prototypes for hybrid_search_bitmap and
4092 hybrid_search_sbitmap.
4093 (hybrid_search_bitmap): New function.
4094 (hybrid_search_sbitmap): New function.
4095 (iterative_dataflow_sbitmap): Change to use hybrid_search_sbitmap.
4096 (iterative_dataflow_bitmap): Ditto.
4097
40982001-11-25 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4099
4100 * config/m68hc11/m68hc11.md (peephole2): New peephole2 to optimize
4101 address computations.
4102
41032001-11-25 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4104
4105 * config/m68hc11/m68hc11.c (d_register_operand): Must accept
4106 register b (low part of d).
4107
41082001-11-25 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4109
4110 * config/m68hc11/m68hc11.h (FUNCTION_PROFILER): Fix label name
4111 passed to mcount.
4112
4113Sun Nov 25 06:22:09 2001 Douglas B. Rupp <rupp@gnat.com>
4114
4115 * config/alpha/vms-ld.c, config/alpha/vms-cc.c: New files.
4116 * config/alpha/x-vms: New file, to compile the above.
4117 * config.gcc (alpha*-dec-vms*): Add x-vms.
4118
41192001-11-24 Hans-Peter Nilsson <hp@axis.com>
4120
4121 * genextract.c (main): Set ro_loc for peepholes.
4122
4123Sat Nov 24 17:04:10 2001 Douglas B. Rupp <rupp@gnat.com>
4124
4125 * fix-header.c (main): Move inf_buffer termination and inf_limit
4126 calculation to after read.
4127
4128 * config/alpha/xm-vms.h (FILE_TYPE): Remove undef and baggage.
4129 (__UNIX_FOPEN): Define.
4130
4131Sat Nov 24 16:11:00 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4132
4133 * function.c (assign_stack_temp_for_type): Clear alias set before
4134 setting new one.
4135
41362001-11-23 David Edelsohn <edelsohn@gnu.org>
4137
4138 * rs6000.c (print_operand, case 'v'): Use HOST_WIDE_INT_PRINT_HEX
4139 format.
4140 * rs6000.md (cmptf): Fix typo.
4141
41422001-11-23 Richard Sandiford <rsandifo@redhat.com>
4143
4144 * final.c (output_addr_const): Output PC as '.' even if !flag_pic.
4145 * varasm.c (output_constructor): Use assemble_integer rather
4146 than ASM_OUTPUT_BYTE.
4147
41482001-11-23 Andreas Jaeger <aj@suse.de>
4149
4150 * cpplex.c (cpp_interpret_charconst): Use HOST_WIDE_INT for sign
4151 extension.
4152
41532001-11-23 Nick Clifton <nickc@cambridge.redhat.com>
4154
4155 * config/arm/xscale-coff.h (SUBTARGET_CPU_DEFAULT): Override
4156 default definition.
4157 (SUBTARGET_EXTRA_ASM_SPEC): Remove previous definition.
4158 (MULTILIB_DEFAULTS): Remove previous definition.
4159
41602001-11-23 Neil Booth <neil@daikokuya.demon.co.uk>
4161
4162 * cppmacro.c (warn_of_redefinition): Warn regardless of -pedantic.
4163 * gcc.dg/cpp/mi6.c, gcc.dg/cpp/redef2.c: Update.
4164
41652001-11-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4166
4167 * cris.h: Revert thinko in last patch.
4168
41692001-11-23 Joseph S. Myers <jsm28@cam.ac.uk>
4170
4171 * ChangeLog.0, ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog,
4172 FSFChangeLog.10, c-decl.c, cppfiles.c, cppinit.c, cpplex.c,
4173 cpplib.c, cppmain.c, cse.c, df.c, diagnostic.c, dominance.c,
4174 dwarf2out.c, dwarfout.c, emit-rtl.c, errors.c, except.c, except.h,
4175 explow.c, function.c, gcse.c, genrecog.c, predict.c, regmove.c,
4176 sched-rgn.c, ssa-ccp.c, stmt.c, toplev.c: Fix spelling errors.
4177
4178 * predict.c, reg-stack.c: Fix spelling errors.
4179
41802001-10-09 Andrew Haley <aph@redhat.com>
4181
4182 * calls.c (check_sibcall_argument_overlap): Use slot_offset for
4183 start of stack slot.
4184
41852001-11-22 Graham Stott <grahams@redhat.com>
4186
4187 * cfgrtl.c (try_redirect_by_replacing_jump): Fix typo, emit
4188 replacement jump after original jump.
4189
4190 (verify_flow_info): Remove redundent initialisation.
4191 Handle reaching end of insn list before finding a BARRIER.
4192 Only issue one missing barrier diagnostic.
4193
41942001-11-22 Graham Stott <grahams@redhat.com>
4195
4196 * local-alloc.c (combine_regs): Handle SUBREG_REG being a MEM.
4197
4198Thu Nov 22 06:49:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4199
4200 * config/i386/i386.md (leave, leave_rex64): Have RTL reflect what
4201 insn actually does.
4202
42032001-11-22 Nick Clifton <nickc@cambridge.redhat.com>
4204
4205 * doc/invoke.texi (M32R/D Option Summary): Document -m32r switch.
4206 Fix typo -mm32rx=> -m32rx.
4207
4208 * config/arm/arm.c (arm_elf_asm_named_section): Only build for elf
4209 targets.
4210
4211 * config.gcc (xscale-coff): Add necessary header files to
4212 tm_file variable.
4213
42142001-11-20 Zack Weinberg <zack@codesourcery.com>
4215
4216 * rs6000.c (output_cbranch): Use $, not %$, in output template.
4217
42182001-11-21 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
4219
4220 * tree-dump.c: Rename from c-dump.c. Include c-tree.h, not c-common.h.
4221 (lang_type_quals): Declare.
4222 (dequeue_and_dump): Use lang_hooks.tree_dump.type_quals function to
4223 retrieve language-specific qualifiers for a type node, instead of
4224 C_TYPE_QUALS. Likewise for lang_hooks.tree_dump.dump_tree instead of
4225 lang_dump_tree.
4226 * tree-dump.h: Rename from c-dump.h.
4227 * c-common.h (C_TYPE_QUALS): Removed.
4228 Move declarations for tree-dump.c interface to...
4229 * tree.h: ... here. Remove lang_dump_tree.
4230 * langhooks.h (struct lang_hooks_for_tree_dump): New.
4231 (struct lang_hooks): Add tree_dump hooks.
4232 * langhooks.c (lhd_tree_dump_dump_tree): New function.
4233 (lhd_tree_dump_type_quals): New function.
4234 * langhooks-def.h (lhd_tree_dump_dump_tree, lhd_tree_dump_type_quals):
4235 Declare.
4236 (LANG_HOOKS_INITIALIZER): Add tree_dump hooks.
4237 * Makefile.in: Move tree-dump.o to language-independent back-end.
4238
42392001-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4240
4241 * 1750a.h (DBX_REGISTER_NUMBER): Don't define.
4242 * alpha.h (DBX_REGISTER_NUMBER): Likewise.
4243 * arc.h (DBX_REGISTER_NUMBER): Likewise.
4244 * arm/aout.h (DBX_REGISTER_NUMBER): Likewise.
4245 * avr.h (DBX_REGISTER_NUMBER): Likewise.
4246 * c4x.h (DBX_REGISTER_NUMBER): Likewise.
4247 * clipper.h (DBX_REGISTER_NUMBER): Likewise.
4248 * convex.h (DBX_REGISTER_NUMBER): Likewise.
4249 * cris.h (DBX_REGISTER_NUMBER): Likewise.
4250 * dsp16xx.h (DBX_REGISTER_NUMBER): Likewise.
4251 * elxsi.h (DBX_REGISTER_NUMBER): Likewise.
4252 * fr30.h (DBX_REGISTER_NUMBER): Likewise.
4253 * h8300.h (DBX_REGISTER_NUMBER): Likewise.
4254 * i370.h (DBX_REGISTER_NUMBER): Likewise.
4255 * i860.h (DBX_REGISTER_NUMBER): Likewise.
4256 * i860/paragon.h (DBX_REGISTER_NUMBER): Likewise.
4257 * i860/sysv3.h (DBX_REGISTER_NUMBER): Likewise.
4258 * i860/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
4259 * m32r.h (DBX_REGISTER_NUMBER): Likewise.
4260 * m68hc11.h (DBX_REGISTER_NUMBER): Likewise.
4261 * m88k.h (DBX_REGISTER_NUMBER): Likewise.
4262 * mcore/mcore-elf.h (DBX_REGISTER_NUMBER): Likewise.
4263 * mcore.h (DBX_REGISTER_NUMBER): Likewise.
4264 * mn10200.h (DBX_REGISTER_NUMBER): Likewise.
4265 * mn10300.h (DBX_REGISTER_NUMBER): Likewise.
4266 * pdp11.h (DBX_REGISTER_NUMBER): Likewise.
4267 * romp.h (DBX_REGISTER_NUMBER): Likewise.
4268 * rs6000.h (DBX_REGISTER_NUMBER): Likewise.
4269 * rs6000/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
4270 * s390/linux.h (DBX_REGISTER_NUMBER): Likewise.
4271 * stormy16.h (DBX_REGISTER_NUMBER): Likewise.
4272 * v850.h (DBX_REGISTER_NUMBER): Likewise.
4273 * vax.h (DBX_REGISTER_NUMBER): Likewise.
4274 * we32k.h (DBX_REGISTER_NUMBER): Likewise.
4275
4276 * defaults.h (DBX_REGISTER_NUMBER): Provide a default.
4277 * doc/tm.texi (DBX_REGISTER_NUMBER): Update.
4278
42792001-11-21 H.J. Lu <hjl@gnu.org>
4280
4281 * config/rs6000/sysv4.h (LIB_SPEC): Fix a typo.
4282
42832001-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4284
4285 * s390.c (s390_va_arg): Eliminate ALIGN parameter in call to
4286 emit_cmp_and_jump_insns.
4287
4288 * stormy16.c (xstormy16_expand_builtin_va_arg,
4289 xstormy16_expand_casesi): Likewise.
4290
4291Wed Nov 21 17:37:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4292
4293 * function.c (keep_stack_depressed): Major rework.
4294 (handle_epilogue_set, emit_equiv_load): New functions.
4295 (thread_prologue_and_epilogue_insns): keep_stack_depressed now
4296 has return value.
4297 * jump.c (returnjump_p_1): Also return 1 if SET with SET_IS_RETURN_P.
4298 * rtl.h (SET_IS_RETURN_P): New macro.
4299
4300 * expr.c (expand_expr, case VIEW_CONVERT_EXPR): Refine slightly
4301 and also support TREE_ADDRESSABLE.
4302 * tree.def (VIEW_CONVERT_EXPR): Document TREE_ADDRESSABLE.
4303
43042001-11-21 David Edelsohn <edelsohn@gnu.org>
4305
4306 * rs6000.md (cmptf_internal1): Replace %$ with $.
4307
4308Wed Nov 21 16:44:01 2001 Douglas B. Rupp <rupp@gnat.com>
4309
4310 * cppfiles.c (STAT_SIZE_TOO_BIG): Define.
4311 (read_include_file): Use STAT_SIZE_TOO_BIG.
4312
4313 * cppinit.c (INO_T_COPY): Define.
4314 (INO_T_EQ): Uppercase parameters.
4315 (append_include_chain): Use INO_T_COPY.
4316
43172001-11-21 Richard Sandiford <rsandifo@redhat.com>
4318
4319 * cfg.c: Fix typos and formatting in the introductory comment.
4320
4321Wed Nov 21 12:38:37 CET 2001 Jan Hubicka
4322
4323 * profile.c (compute_branch_probabilites): Compute probabilities
4324 for entry/exit edges; estimate probabilities for zero counts.
4325
43262001-11-21 Jakub Jelinek <jakub@redhat.com>
4327
4328 * explow.c (probe_stack_range): Use LCT_NORMAL as second argument
4329 to emit_library_call.
4330 * function.c (expand_main_function, expand_function_start,
4331 expand_function_end): Likewise.
4332 * profile.c (output_func_start_profiler): Likewise.
4333 * stmt.c (expand_nl_goto_receivers): Use LCT_NORETURN as
4334 second argument to emit_library_call.
4335 * optabs.c (prepare_cmp_insn): Use LCT_CONST_MAKE_BLOCK
4336 as second argument to emit_library_call.
4337 * calls.c (emit_library_call): Update fn_type description.
4338
43392001-11-21 Jakub Jelinek <jakub@redhat.com>
4340
4341 * c-decl.c (c_expand_deferred_function): Only call c_expand_body
4342 if fndecl is still DECL_INLINE and has DECL_RESULT.
4343
43442001-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4345
4346 * clipper.c (clipper_movstr): Avoid uninitialized warning.
4347 * i960.c (is_mask, legitimize_address): Likewise.
4348 * m88k.c (m88k_expand_prologue): Likewise.
4349 * m88k.md: Likewise.
4350 * mcore.c (emit_new_cond_insn): Likewise.
4351 * stormy16.c (xstormy16_emit_cbranch): Likewise.
4352
43532001-11-20 Zack Weinberg <zack@codesourcery.com>
4354
4355 * config.gcc: Delete powerpcle-*-solaris2* stanza.
4356 * config/rs6000/eabi.asm, config/rs6000/rs6000.c,
4357 config/rs6000/rs6000.h, config/rs6000/rs6000.md,
4358 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4359 config/rs6000/sysv4.h, config/rs6000/t-ppccomm,
4360 config/rs6000/t-ppcos: Expunge all references to Solaris.
4361
4362 * config/rs6000/sol-c0.c, config/rs6000/sol2.h: Delete.
4363
4364 * config/rs6000/rs6000.md: Replace '%$' with '$' in all
4365 output templates.
4366 * config/rs6000/rs6000.h: Define DEFAULT_PCC_STRUCT_RETURN to 0,
4367 and change RETURN_IN_MEMORY to just check AGGREGATE_TYPE_P.
4368
43692001-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4370
4371 * sh.md: Avoid uninitialized warnings.
4372 * vax.c (vax_rtx_cost): Likewise.
4373
43742001-11-15 Aldy Hernandez <aldyh@redhat.com>
4375
4376 * rs6000.c (direct_return): Check if we are saving altivec
4377 registers.
4378 (first_altivec_reg_to_save): New.
4379 Updated stack frame layout comments.
4380 (rs6000_stack_info): Calculate altivec register save size.
4381 Save link register if we saved some altivec registers.
4382 (rs6000_stack_info): Align save size to 16 if altivec abi or
4383 abi_darwin.
4384 (rs6000_stack_info): Calculate altivec register offsets.
4385 (rs6000_stack_info): Add altivec info to save_size.
4386 (debug_stack_info): Add altivec debug info.
4387 (rs6000_emit_prologue): Save altivec registers and vrsave.
4388 (compute_vrsave_mask): New.
4389 (altivec_expand_builtin): Remove unused variables.
4390 (rs6000_parse_abi_options): Add static qualifier.
4391 (rs6000_expand_builtin): Remove unused parameters.
4392 (altivec_expand_builtin): Cast bdesc_2arg to get rid of warning.
4393 (altivec_init_builtins): Same.
4394 (is_altivec_return_reg): New.
4395 (vrsave_operation): New.
4396 (ALTIVEC_REG_BIT): New.
4397 (generate_set_vrsave): New.
4398
4399 * rs6000.md (get_vrsave): New.
4400 (set_vrsave): New.
4401 (*set_vrsave_internal): New.
4402
4403 * rs6000.h (rs6000_stack): Add first_altivec_reg_save,
4404 altivec_save_offset, vrsave_save_offset, altive_size, vrsave_size,
4405 altivec_padding_size, vrsave_mask.
4406 (TOTAL_ALTIVEC_REGS): New.
4407 (EPILOGUE_USES): Add VRSAVE_REGNO.
4408
44092001-11-20 Jeff Law <law@redhat.com>
4410
4411 * unroll.c (copy_loop_body): Update LABEL_NUSES for the
4412 exit label as necessary.
4413
44142001-11-20 Brad Kaiser <bkaiser@acelink.net>
4415
4416 * reload1.c (elimination_effects): Use function_invariant_p
4417 instead of CONSTANT_P when considering register equivalences.
4418
44192001-11-20 David O'Brien <obrien@FreeBSD.org>
4420
4421 * config.gcc: Add FreeBSD/PowerPC target.
4422 (powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
4423 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
4424 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
4425 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
4426 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
4427 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*): Add
4428 freebsd-spec.h to tm_file.
4429 (rs6000-*-lynxos*): Add lynx.h to tm_file.
4430 * config/freebsd.h: Tidy up.
4431 (USING_CONFIG_FREEBSD): Define.
4432 (FBSD_SWITCH_TAKES_ARG, FBSD_WORD_SWITCH_TAKES_ARG,
4433 FBSD_CPP_PREDEFINES, FBSD_CPP_SPEC, FBSD_STARTFILE_SPEC,
4434 FBSD_ENDFILE_SPEC, FBSD_LIB_SPEC): Remove (moved to freebsd-spec.h).
4435 (TARGET_HAS_F_SETLKW): Define.
4436 (ASM_OUTPUT_IDENT): Delete, the elfos.h definition is fine.
4437 * config/freebsd-spec.h: New file.
4438 * config/rs6000/freebsd.h: New file.
4439 * config/rs6000/rs6000.h (TARGET_VERSION): Do not define.
4440 * config/rs6000/rs6000.c: Test for USING_ELFOS_H rather than
4441 USING_SVR4_H to know when to turn on ELF support.
4442 * config/rs6000/sysv4.h (TARGET_VERSION, CPP_PREDEFINES): Don't undef,
4443 define only if not already defined.
4444 Add FreeBSD support.
4445 * config/rs6000/aix.h (TARGET_VERSION): Define.
4446 * config/rs6000/beos.h: Likewise.
4447 * config/rs6000/darwin.h: Likewise.
4448 * config/rs6000/mach.h: Likewise.
4449 * config/rs6000/lynx.h (TARGET_VERSION): Likewise.
4450 Don't include lynx.h directly.
4451
44522001-11-20 Graham Stott <grahams@redhat.com>
4453
4454 * unwind-dw2-fde.c (__deregister_frame_info_bases):
4455 Fix lossage in last change return OB.
4456
4457Tue Nov 20 11:56:12 2001 Douglas B. Rupp <rupp@gnat.com>
4458
4459 * config/alpha/xm-vms.h (_POSIX_EXIT): Define.
4460 Remove unneeded exit related macros.
4461
44622001-11-20 David Edelsohn <edelsohn@gnu.org>
4463
4464 * rs6000.c (rs6000_emit_eh_toc_restore): Remove ALIGN parm.
4465
4466 * rs6000.c (rs6000_emit_move): Add TFmode case.
4467 * sysv4.h (MASK_LONG_DOUBLE_128, TARGET_LONG_DOUBLE_128,
4468 LONG_DOUBLE_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
4469 LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Move from here...
4470 * rs6000.h: ... to here.
4471 * rs6000.md (movtf, extenddftf2, extendsftf2, trunctfdf2,
4472 trunctfsf2, floatditf2, floatsitf2, fix_trunctfdi2,
4473 fix_trunctfsi2, negtf2, abstf2, nabstf2, cmptf): New patterns.
4474
4475Tue Nov 20 06:41:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4476
4477 * emit-rtl.c (get_mem_attrs): Fix typo.
4478
44792001-11-20 Jakub Jelinek <jakub@redhat.com>
4480
4481 * c-lang.c (finish_file): Backout 2001-11-16
4482 changes, instead set DECL_DEFER_OUTPUT for static inline functions
4483 before calling c_expand_deferred_function.
4484
44852001-11-20 Jakub Jelinek <jakub@redhat.com>
4486
4487 * unwind-dw2-fde.c (__register_frame_info_bases, __register_frame):
4488 Don't register empty .eh_frame sections.
4489 (__deregister_frame_info_bases, __deregister_frame): Don't
4490 unregister them either.
4491
44922001-11-19 Geoffrey Keating <geoffk@redhat.com>
4493
4494 * configure.in (HAVE_AS_GDWARF2_DEBUG_FLAG): Define.
4495 (HAVE_AS_GSTABS_DEBUG_FLAG): Define.
4496 * configure: Regenerate.
4497 * config.in: Add dummy definitions of new flags.
4498 * toplev.c (PREFERRED_DEBUGGING_TYPE): Move definition to...
4499 * defaults.h (PREFERRED_DEBUGGING_TYPE): ... here.
4500 * gcc.c (ASM_DEBUG_SPEC): New macro.
4501 (asm_debug): New static variable.
4502 (default_compilers): Add asm_debug when assembling from
4503 user input.
4504 (static_specs): Add asm_debug.
4505
45062001-11-20 Loren J. Rittle <ljrittle@acm.org>
4507
4508 * config.gcc (*-*-freebsd*): Remove configuration block.
4509
45102001-11-19 Loren J. Rittle <ljrittle@acm.org>
4511
4512 bootstrap/4422
4513 * configure.in: Setup ability to run ./stage[1234]/xgcc in
4514 fixinc *as if* it were a proper lang subdirectory.
4515 * configure: Rebuilt.
4516
45172001-11-19 Loren J. Rittle <ljrittle@acm.org>
4518
4519 * config/freebsd.h: Remove DEFAULT_VTABLE_THUNKS (again).
4520
45212001-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4522
4523 * 1750a.md: Don't use hex format for a const_int.
4524
45252001-11-19 Geoffrey Keating <geoffk@redhat.com>
4526
4527 * expmed.c (extract_bit_field): Don't create invalid SUBREGs.
4528
45292001-11-19 Zack Weinberg <zack@codesourcery.com>
4530
4531 * mkconfig.sh: Undefine ENABLE_NLS if GENERATOR_FILE is
4532 defined (prevents link errors when gettext isn't in the system
4533 library).
4534
45352001-11-19 DJ Delorie <dj@redhat.com>
4536
4537 * read-rtl.c (ISDIGIT, ISSPACE): Make sure we have these.
4538 (validate_const_int): New.
4539 (read_rtx): Validate constant integers.
4540 * config/i386/i386.md (pmulhrwv4hi3): Use decimal constants.
4541
45422001-11-19 Jakub Jelinek <jakub@redhat.com>
4543
4544 * doc/hostconfig.texi (DUMPFILE_FORMAT): Move into the table.
4545
4546Mon Nov 19 16:57:44 2001 Douglas B. Rupp <rupp@gnat.com>
4547
4548 * toplev.c (DUMPFILE_FORMAT): Define default.
4549 (open_dump_file): Use DUMPFILE_FORMAT in sprintf.
4550 (close_dump_file, compile_file): Likewise.
4551 * config/alpha/xm-vms.h (DUMPFILE_FORMAT): Define.
4552 * doc/hostconfig.texi (DUMPFILE_FORMAT): Document
4553
45542001-11-19 Jeff Law <law@redhat.com>
4555
4556 * gcse.c (cprop_jump): Clear JUMP_LABEL field when we create
4557 a nop-jump.
4558
ad41bd84 45592001-11-19 Neil Booth <neil@daikokuya.demon.co.uk>
619acae7
JL		 4560
4561 * cppmacro.c (_cpp_backup_tokens): Revert previous check-in.
4562 Don't fall off the base token run.
4563
45642001-11-19 Jason Wilkins <fenix@io.com>
4565
4566 * Makefile.in: Use INSTALL_SCRIPT not INSTALL_PROGRAM.
4567
4568Mon Nov 19 15:13:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4569
4570 * tree.def (VIEW_CONVERT_EXPR): New tree code.
4571 * tree.h (handled_component_p): New declaration.
4572 * alias.c (handled_component_p): Move function from here ...
4573 * expr.c (handled_component_p): ... to here and non longer static.
4574 (is_zeros_p, case VIEW_CONVERT_EXPR): New case.
4575 (store_field): Remove unneeded MEM_COPY_ATTRIBUTES call.
4576 (get_inner_reference): Handle VIEW_CONVERT_EXPR.
4577 (expand_expr, case VAR_DECL): Clean up handling of re-layout case.
4578 (expand_expr, case VIEW_CONVERT_EXPR): New case.
4579 (expand_expr, cse ADDR_EXPR): No need to copy if already
4580 BIGGEST_ALIGNMENT.
4581 * fold-const.c (fold, case VIEW_CONVERT_EXPR): New case.
4582 * varasm.c (initializer_constant_value_p, case VIEW_CONVERT_EXPR): New.
4583 (output_constant): Handle VIEW_CONVERT_EXPR.
4584 * dwarf2out.c (loc-descriptor_from_tree, add_bound_info):
4585 Add new case for VIEW_CONVERT_EXPR.
4586
45872001-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4588
4589 * a29k/unix.h (ASM_FILE_START): Const-ify.
4590 * i386/beos-elf.h (INCLUDE_DEFAULTS): Remove semi-colon.
4591 * i386/isc.h (ASM_FILE_START): Const-ify.
4592 * i386/sun386.h (ASM_FILE_START): Likewise.
4593 * m32r.md: Likewise.
4594 * m68k/auxas.h (ADDITIONAL_REGISTER_NAMES): Add missing brackets.
4595 * m68k/auxgas.h ADDITIONAL_REGISTER_NAMES): Likewise.
4596 * m68k/tower.h (REGISTER_NAMES): Remove semi-colon.
4597 * mn10200.md: Initialize variable.
4598
4599Mon Nov 19 18:06:21 CET 2001 Jan Hubicka <jh@suse.cz>
4600
4601 * gcse.c (try_replace_reg): Copy RTX before creating note.
4602
4603 * df.h (df_ref_flags): New uenum.
4604 (DF_REF_FLAGS): New macro.
4605 (struct ref): Add field "flags".
4606 * df.c (HANDLE_SUBREG): Remove.
4607 (df_ref_create): Likewise; set flags field of ref.
4608 (df_def_record_1): Strip down read_write subreg; remove
4609 commented out code; set READ_WRITE flag.
4610 (read_modify_subreg_p): New static function.
4611 (df_uses_record): Cleanup SET handling; set READ_WRITE flag;
4612 new argument "flags".
4613 (df_insn_refs_record): Update call of df_uses_record.
4614 (df_insn_modify): Avoid #if 0 around comment.
4615 (df_dump): Dump the read/write flag.
4616
4617 * predict.c (propagate_freq): Make cyclic_probability and frequency
4618 volatile
4619
4620 * i386.c (ix86_cc_mode): Accept USE.
4621
4622 * cfgrtl.c (purge_dead_edges): Cleanup EDGE_ABNORMAL flag if computed
4623 jump is turned into simplejump.
4624
46252001-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
4626
4627 * doc/fragments.texi, doc/trouble.texi: Remove links to old
4628 installation chapter.
4629 * doc/gcc.texi: Don't claim that this manual documents
4630 installation. Mark Installation menu entry as being out of date.
4631
4632Mon Nov 19 07:21:35 2001 Douglas B. Rupp <rupp@gnat.com>
4633
4634 * config/alpha/xm-vms.h: Don't define macros that autoconf handles.
4635 (SUCCESS_EXIT_CODE, FATAL_EXIT_CODE): Define for posix compatibility.
4636 * gcc.c (exit): Remove definition for VMS; moved to xm-vms.h.
4637
46382001-11-19 Jason Merrill <jason@redhat.com>
4639
4640 * cppmacro.c (_cpp_backup_tokens): Pop cur_run before decrementing
4641 cur_token, not after.
4642
4643 * config/clipper/clix.h, config/h8300/elf.h, config/mips/linux.h:
4644 Lose ASM_OUTPUT_CONSTRUCTOR.
4645 * system.h: Poison it and INT_ASM_OP.
4646 * c-lang.c (finish_file): Don't check for it.
4647 * libgcc2.c (L_ctors): Check TARGET_ASM_CONSTRUCTOR instead.
4648
46492001-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4650
4651 * mmix.c (mmix_cc1_ignored_option): Const-ify.
4652 (mmix_init_machine_status): Make static to match declaration.
4653 (mmix_unique_section): Const-ify.
4654 (mmix_output_quoted_string): Avoid automatic aggregate
4655 initialization.
4656 (mmix_output_register_setting): Likewise.
4657 (mmix_output_shiftvalue_op_from_str): Likewise.
4658
4659 * mmix.h (mmix_cc1_ignored_option): Const-ify.
4660 (ASM_OUTPUT_BYTE): Fix format specifier warning.
4661 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4662
46632001-11-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
4664
4665 PR c/4448
4666 * gthr-win32.h: (__gthread_objc_thread_exit): Fix variable
4667 name __objc_thread_exit_status so that it matches the
4668 variable defined in objc/thr.h.
4669
46702001-11-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
4671
4672 PR bootstrap/4020
4673 * mklibgcc.in: Add missing semi-colons.
4674 * Makefile.in: Same.
4675
4676Sun Nov 18 16:47:00 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4677
4678 * expr.c (expand_expr, case VAR_DECL): Update alignment of DECL_RTL
4679 after re-laying out decl in incomplete case.
4680 (expand_expr, case ADDR_EXPR): Fix typo in copy case.
4681
46822001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
4683
4684 * doc/install-old.texi: Move some sections out to ...
4685 * doc/collect2.texi, doc/configfiles.texi, doc/headerdirs.texi:
4686 ... here. New files. Make into chapters rather than sections.
4687 * doc/gcc.texi: Include the new files and add menu entries for
4688 them.
4689 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
4690
4691Sun Nov 18 14:13:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4692
4693 * tree.h (TYPE_ALIGN_OK): New flag.
4694 * emit-rtl.c (set_mem_attributes): Handle it.
4695 * expr.c (emit_single_push_insn): Only set to alias set 0 if
4696 doing sibcall optimization.
4697 (expand_expr, case COMPONENT_REF): Call set_mem_attributes on case
4698 when make temporary.
4699 (expand_expr, case CONVERT_EXPR): Simplify convert-to-union case.
4700 (expand_expr, case ADDR_EXPR): Abort if TYPE_ALIGN_OK and need copy.
4701
4702 * sdbout.c (sdbout_symbol): Avoid warning due to &DECL_RTL.
4703
47042001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
4705
4706 * c-decl.c (c_decode_option): Give deprecation warning for
4707 -traditional.
4708 * doc/invoke.texi (-traditional): Note that this option is
4709 deprecated.
4710
4711Sun Nov 18 07:40:07 2001 Douglas B. Rupp <rupp@gnat.com>
4712
4713 * config/alpha/alpha.c (alpha_start_function, VMS): Cast shift
4714 arg to HOST_WIDE_INT, not long.
4715
4716 * config/alpha/vms.h (DIR_SEPARATOR, PREFIX). Don't define.
4717 (HAS_INIT_SECTION): Define.
4718 (REAL_ARITHMETIC): Don't undefine.
4719
47202001-11-18 Egor Duda <deo@logos-m.ru>
4721
4722 * config/i386/cygwin.h: Strip leading '*' from name, if any.
4723
47242001-11-18 Neil Booth <neil@daikokuya.demon.co.uk>
4725
4726 * Makefile.in (c-parse.o, c-common.o): Update dependencies.
4727 * c-common.c: Include diagnostic.h.
4728 (c_common_finish): New.
4729 * c-common.h (c_common_finish): New.
4730 * c-lang.c (LANG_HOOKS_FINISH): Override.
4731 * c-parse.in: Don't include diagnostic.h.
4732 (finish_parse): Remove.
4733 * langhooks.h: Update comments.
4734 * toplev.c (lang_dependent_init): New prototype.
4735 (finalize): New.
4736 (compile_file): Split cleanup code out to finalize.
4737 (lang_dependent_init): Stop if lang_hooks.init fails.
4738 (toplev_main): Update.
4739 * tree.h (finish_parse): Remove.
4740objc:
4741 * objc-act.c (LANG_HOOKS_FINISH): Override.
4742
4743Sat Nov 17 23:30:44 2001 Douglas B. Rupp <rupp@gnat.com>
4744
4745 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms_tramp.asm.
4746 * config/alpha/vms_tramp.asm: New file.
4747 * config/alpha/vms-tramp.asm: Removed.
4748
47492001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
4750
4751 * c-common.c (struct disabled_builtin, disabled_builtins,
4752 disable_builtin_function, builtin_function_disabled_p): New.
4753 (builtin_function_2): Check for disabled built-in functions.
4754 * c-common.h (disable_builtin_function): Declare.
4755 * c-decl.c (c_decode_option): Handle -fno-builtin-FUNCTION.
4756 * doc/invoke.texi: Document -fno-builtin-FUNCTION.
4757 * doc/extend.texi: Mention -fno-builtin-FUNCTION.
4758
47592001-11-17 Craig Rodrigues <rodrigc@gcc.gnu.org>
4760
4761 PR target/4606
4762 * config.gcc: Remove reference to va-clipper.h.
4763
47642001-11-17 Stan Shebs <shebs@apple.com>
4765
4766 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix the
4767 AltiVec-related bitfields.
4768
4769Sat Nov 17 12:06:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4770
4771 * except.c (enum eh_region_type): Add ERT_UNKNOWN.
4772 (mark_eh_region, case ERT_UKNONW): New case.
4773
47742001-11-17 Christopher Faylor <cgf@redhat.com>
4775 Corinna Vinschen <vinschen@redhat.com>
4776
4777 * config/i386/cygwin.h: Search target specific include directory for
4778 w32api stuff, if appropriate.
4779
4780Sat Nov 17 08:20:44 2001 Douglas Rupp <rupp@gnat.com>
4781
4782 * config/alpha/vms.h (REG_ALLOC_ORDER): Redefine.
4783
47842001-11-16 Aldy Hernandez <aldyh@redhat.com>
4785
4786 * config/rs6000/rs6000.md: Change all ldvx to lvx.
4787
47882001-11-16 Alexandre Oliva <aoliva@redhat.com>
4789
4790 * gensupport.c (process_rtx): Don't assume filename is the first
4791 argument of any rtl.
4792
47932001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4794
4795 * vax-protos.h (reg_was_0_p): New prototype.
4796 * vax.md (movsi, movhi, movqi): Use reg_was_0_p.
4797 * vax.c (follows_p, reg_was_0_p): New functions.
4798
47992001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4800
4801 * vax.md (casesi): Swap arguments in "(plus:SI (pc) (mult))". Reformat.
4802 (casesi1): Likewise. Define new pattern which arises by simplification
4803 when operand 1 is a constant int. Correct pattern which arises by
4804 simplification when operand 1 is zero.
4805
48062001-11-16 David O'Brien <obrien@FreeBSD.org>
4807
4808 * config.gcc (arm*-*-rtems*, arm-*-coff*, armel-*-coff*,
4809 arm-*-vxworks*, arm-*-riscix1.[01]*, arm-*-riscix*,
4810 arm-semi-aout, armel-semi-aout, arm-semi-aof, armel-semi-aof,
4811 arm*-*-netbsd*, arm*-*-linux*, arm*-*-uclinux*, arm*-*-aout,
4812 arm*-*-ecos-elf, arm*-*-elf, arm*-*-conix*, arm*-*-oabi,
4813 arm-*-pe*, strongarm-*-elf*, strongarm-*-coff*, strongarm-*-pe,
4814 xscale-*-elf, xscale-*-coff: Include various CPU headers via tm_file.
4815 * config/arm/aof.h: Don't include arm.h.
4816 * config/arm/aout.h: Likewise.
4817 * config/arm/coff.h: Don't include semi.h and aout.h.
4818 * config/arm/elf.h: Don't include aout.h.
4819 * config/arm/netbsd.h: Don't include netbsd.h and aout.h.
4820 (TARGET_VERSION): Undef before defining.
4821 (ARM_OS_NAME): Likewise
4822 (TARGET_DEFAULT): Likewise
4823 (TARGET_MEM_FUNCTIONS): Do not need to undefine now.
4824 * config/arm/pe.h: Don't include arm/coff.h.
4825 * config/arm/riscix.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Use
4826 SUBTARGET_CPP_SPEC rather than overiding the arm.h CPP_SPEC definition.
4827 * config/arm/riscix1-1.h: Likewise.
4828 * config/arm/rix-gas.h: Don't include riscix.h.
4829 (DBX_CONTIN_LENGTH): Undef before defining.
4830 * config/arm/semi.h: Don't include aout.h.
4831 * config/arm/semiaof.h: Don't include aof.h.
4832 * config/arm/strongarm-coff.h: Don't include coff.h.
4833 * config/arm/strongarm-pe.h: Don't include strongarm-coff.h and pe.h.
4834 * config/arm/vxarm.h: Don't include arm/coff.h.
4835 * config/arm/xscale-coff.h: Don't include coff.h.
4836
4837Fri Nov 16 15:22:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4838
4839 * config/pa/pa.c: Reflect changes in calling sequences of alter_reg and
4840 emit_cmp_insn.
4841
48422001-11-16 Andreas Jaeger <aj@suse.de>
4843
4844 * cfglayout.c (fixup_fallthru_exit_predecesor): Make void, rename
4845 to ....
4846 (fixup_fallthru_exit_predecessor): ... this.
4847 Change callers and prototype.
4848
48492001-11-16 Bernd Schmidt <bernds@redhat.com>
4850
4851 * config/i386/i386.c (ix86_expand_sse_comi): Generate setcc by
4852 hand; don't use gen_setcc_2.
4853 (ix86_expand_builtin): Fix pshufw.
4854 * config/i386/i386.md (maskncmpv4sf3, vmmmaskncmpv4sf3): Special
4855 case UNORDERED to emit the right assembler instruction.
4856 (mmx_pshufw): Lose operand 2.
4857 (cvtsi2ss): Fix representation.
4858 From Graham Stott:
4859 (mmx_clrdi, sse_clrti, stmxcsr, ldmxcsr): Set memory attribute.
4860
48612001-11-16 Joseph S. Myers <jsm28@cam.ac.uk>
4862
4863 * doc/include/linux-and-gnu.texi: Remove.
4864 * doc/gnu.texi: New.
4865 * doc/gcc.texi: Include gnu.texi instead of linux-and-gnu.texi.
4866 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
4867
48682001-11-16 Kazu Hirata <kazu@hxi.com>
4869
4870 * config/a29k/a29k.c: Fix comment formatting.
4871 * config/a29k/a29k.h: Likewise.
4872 * config/arc/arc.c: Likewise.
4873 * config/arc/arc.h: Likewise.
4874 * config/vax/vax.c: Likewise.
4875 * config/vax/vax.h: Likewise.
4876 * config/we32k/we32k.c: Likewise.
4877 * config/we32k/we32k.h: Likewise.
4878
48792001-11-16 Jeff Law <law@redhat.com>
4880
4881 * unroll.c (copy_loop_body): Initialize JUMP_LABEL field after
4882 creating a new jump insn.
4883
4884Fri Nov 13 09:06:25 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4885
4886 * expr.c (expand_expr, case ADDR_EXPR): Refine test for when to
4887 copy misaligned data.
4888 * varasm.c (assemble_variable): Set alignment into MEM when changed.
4889
48902001-11-16 Graham Stott <grahams@redhat.com>
4891
4892 * optabs.c (prepare_cmp_insn): Correct lossage in last change fix
4893 OPALIGN type.
4894
48952001-11-16 Olivier Hainque <hainque@act-europe.fr>
4896
4897 * except.c: Support for catching a list of types with a single handler
4898 (struct eh_region): Change type and filter to lists for catch regions.
4899 (mark_eh_region): Mark the filter list for GC also.
4900 (expand_start_catch): Always build a list if argument not NULL and
4901 register each type of the list through add_type_for_runtime.
4902 (duplicate_eh_region_1): Change type into type_list for catch regions.
4903 (assign_filter_values): Assign a filter to each type associated with a
4904 catch region. Assign filter for NULL types in a unique entry in the
4905 filter list.
4906 (build_post_landing_pads): Emit compare and jump for each filter of
4907 the list associated with a catch region.
4908 (reachable_next_level): When the type thrown is known, stop the search
4909 as soon as one type within a catch list matches. Also, a handler is
4910 potentially reachable only if at least one of the types it catches
4911 has not been previously caught.
4912 (collect_one_action_chain): Retrieve the filter for a NULL type list
4913 from the first filter list entry. For non NULL type lists, add an
4914 action record for every filter assigned.
4915 * except.h: Reflect changes in comment before expand_start_catch.
4916
4917Fri Nov 16 07:12:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4918
4919 * expr.c (expand_expr, case ADDR_EXPR): Only copy for misaligned if
4920 BLKmode.
4921
4922Fri Nov 16 06:37:05 2001 Andreas Tobler <a.tobler@schweiz.ch>
4923
4924 * config/sparc/sparc.c: Remove ALIGN arg from emit_cmp_insn.
4925
49262001-11-16 Jakub Jelinek <jakub@redhat.com>
4927
4928 * c-lang.c (finish_file): Don't emit static inline functions if
4929 they weren't referenced.
4930
49312001-11-15 Stan Shebs <shebs@apple.com>
4932
4933 * expr.c (expand_expr, case COMPONENT_REF): Fix variable ref.
4934
49352001-11-16 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
4936
4937 * config/s390/s390.md: Remove ALIGN arg from emit_cmp_and_jump_insns
4938 call.
4939 * config/i386/i386.md: Likewise.
4940
4941Thu Nov 15 21:40:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4942
4943 * timevar.c (rtl.h): Include so get fancy abort.
4944
49452001-11-15 Dale Johannesen <dalej@apple.com>
4946
4947 * config/darwin.h (SELECT_RTX_SECTION): Force address
4948 initializers into 'const' section
4949 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fix mode of
4950 if_then_else to match result, not operands
4951
4952Thu Nov 15 17:57:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4953
4954 * alias.c (nonoverlapping_memrefs): Use REGNO_PTR_FRAME_P.
4955 * emit-rtl.c (change_address): Fix typo in default alignment.
4956 (adjust_address_1): Use mode of NEW, not MODE, when setting size.
4957 * expr.c (highest_pow2_factor, case WITH_RECORD_EXPR): New case.
4958 * rtl.h (REGNO_PTR_FRAME_P): New macro.
4959
4960 * expr.c (store_field): Pass tree instead of max size; callers changed.
4961 Change handling of alignment.
4962 Only copy to_rtx if is TARGET.
4963 (expand_expr_unaligned): Delete; callers now use expand_expr.
4964 (emit_cmp_insn): No longer take ALIGN parm; all callers changed.
4965 (expand_assignment): Change handling of alignment.
4966 Only copy to_rtx if was original.
4967 (get_inner_reference): No longer return alginment; callers changed.
4968 (expand_expr, case COMPONENT_REF): Change handling of alignment.
4969 (expand_expr, case ADDR_EXPR): Make copy if not sufficiently aligned.
4970 (compare_from_rtx): Delete ALIGN parm; all callers changed.
4971 (do_compare_rtx_and_jump): Likewise.
4972 * expr.h: Reflect above changes.
4973 * tree.h: Likewise.
4974 * dwarf2out.c (loc_descriptor_from_tree): Remove ALIGN parameter
4975 to get_inner_reference.
4976 * builtins.c: Remove ALIGN parm in call to emit_cmp_and_jump_insns.
4977 * doloop.c, except.c, explow.c, loop.c, stmt.c, unroll.c: Likewise.
4978 * optabs.c: Likewise.
4979 (prepare_cmp_insn): Now static; remove ALIGN parm. Callers changed.
4980 (emit_cmp_and_jump_insns): Remove ALIGN parm; all callers changed.
4981 * expmed.c: Remove ALIGN arg from calls to compare_from_rtx,
4982 compare_rtx_and_jump, and emit_cmp_jump_insns.
4983 * fold-const.c: Remove PALIGN in calls to get_inner_reference.
4984 * function.c (assign_stack_temp_for_type): No longer static.
4985 * optabs.h (emit_cmp_insn): Remove ALIGN parm.
4986 (prepare_cmp_insn): Delete declaration.
4987 * rtl.h (assign_stack_temp_for_type): Add declaration.
4988 * config/alpha/alpha.c, config/d30v/d30v.c: Reflect above changes.
4989 * config/clipper/clipper.c, config/h8300/h8300.c: Likewise.
4990 * config/i386/i386.c,config/mips/mips.c: Likewise.
4991 * config/i860/i860.c, config/ia64/ia64.c: Likewise.
4992 * config/rs6000/rs6000.c, config/sh/sh.c: Likewise.
4993
49942001-11-15 Stan Shebs <shebs@apple.com>
4995
4996 * config/rs6000/rs6000.h: Fix a comment typo.
4997 (RTX_COSTS): Sort processor versions better.
4998
49992001-11-15 Kazu Hirata <kazu@hxi.com>
5000
5001 * config/h8300/h8300.md: Fix insn length of bit insns.
5002
50032001-11-15 Jason Merrill <jason@redhat.com>
5004
5005 * dwarf2out.c (dwarf2out_finish): Don't abort because of orphan
5006 DIEs if there were errors in the source.
5007
5008 * config/alpha/alpha-interix.h, config/alpha/elf.h,
5009 config/arm/coff.h, config/i386/djgpp.h, config/i386/i386.c,
5010 config/i386/i386.h, config/i386/sco5.h, config/i960/i960-coff.h,
5011 config/m68k/coff.h, config/m88k/m88k.h, config/m88k/m88k.c,
5012 config/pa/pa64-hpux.h, config/sh/sh.h, config/sparc/litecoff.h,
5013 config/elfos.h, config/lynx.h, config/netware.h,
5014 config/m68hc11/m68hc11.h, config/mcore/mcore-pe.h,
5015 config/s390/linux64.h: Remove definitions of INT_ASM_OP, change
5016 uses to use ASM_LONG.
5017
50182001-11-15 Alan Matsuoka <alanm@redhat.com>
5019
5020 * gensupport.c process_include : Change call to alloca to
5021 xmalloc.
5022
50232001-11-15 Aldy Hernandez <aldyh@redhat.com>
5024
5025 * config/rs6000/rs6000.md: Use spaces instead of tabs in output
5026 templates.
5027
5028Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5029
5030 * final.c (alter_subreg): If simplify_subreg can't do anything,
5031 handle REG ourselves and abort for others.
5032
50332001-11-15 Richard Hodson <hodsonr@dionecorp.com>
5034
5035 * config/h8300/h8300.c (dosize): Avoid corrupting R3 in interrupt
5036 routines.
5037
50382001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
5039
5040 * fix-header.c (read_scan_file): Update.
5041
5042Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5043
5044 * toplev.c (toplev_main): Don't start timing until after
5045 command-line options are parsed.
5046
50472001-11-15 Andreas Schwab <schwab@suse.de>
5048
5049 * config.gcc: Set STMP_FIXPROTO and FIXPROTO_DEFINES in target
5050 makefile frag, not host makefile frag.
5051 (m88k-dg-dguxbcs*): Add m88k/t-dgux to tmake_file.
5052 (hppa*): Add pa/t-bsd to tmake_file where no special xmake_file is
5053 used.
5054 (hppa*-*-openbsd*): Don't use nonexitent pa/t-openbsd.
5055 * config/m88k/t-dguxbcs: Remove definitions already in t-dgux.
5056 * config/m88k/t-dgux (STMP_FIXPROTO): Define.
5057 * config/i386/t-cygwin (STMP_FIXPROTO): Define.
5058 * config/i386/t-dgux (STMP_FIXPROTO): Define.
5059 * config/x-interix: Don't define STMP_FIXPROTO and
5060 FIXPROTO_DEFINES.
5061 * config/t-interix: New file, define STMP_FIXPROTO.
5062 * config/i386/x-beos (STMP_FIXPROTO): Don't define here.
5063 * config/i386/t-beos (STMP_FIXPROTO): Define here instead.
5064 * config/t-svr4 (FIXPROTO_DEFINES): Define.
5065 * config/arm/t-riscix (FIXPROTO_DEFINES): Define.
5066 * config/i386/t-sco5 (FIXPROTO_DEFINES): Define.
5067 * config/i386/t-sco5gas (FIXPROTO_DEFINES): Define.
5068 * config/m68k/t-hp3200: Renamed from x-hp3200.
5069 * config/i370/t-oe: Renamed from x-oe.
5070 * config/mips/t-iris: Renamed from x-iris.
5071 * config/pa/t-bsd: Renamed from x-pa.
5072 * config/pa/t-pa-hpux: Renamed from x-pa-hpux.
5073 * config/x-linux, config/i386/x-cygwin, config/i386/x-dgux,
5074 config/m88k/x-dgux, config/x-svr4, config/arm/x-riscix,
5075 config/i386/x-sco5, config/m68k/x-hp320g, config/mips/x-iris6,
5076 config/rs6000/x-cygwin: Remove files.
5077
5078 * configure.in: Check for target objdump and use that in eh_frame
5079 optimization test.
5080 * configure: Regenerated.
5081
50822001-11-15 Jakub Jelinek <jakub@redhat.com>
5083
5084 * jump.c (squeeze_notes): Return true if no real insns were found.
5085 * rtl.h (squeeze_notes): Adjust prototype.
5086 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): If
5087 squeeze_notes finds no real instructions, abort.
5088 (merge_blocks_move_successor_nojumps): Likewise.
5089 * loop.c (find_and_verify_loops): Likewise.
5090 * stmt.c (expand_end_case): Likewise.
5091 * ifcvt.c (dead_or_predicable): Return TRUE if squeeze_notes doesn't
5092 find any real instructions.
5093
5094 * config/ia64/ia64.c (ia64_adjust_cost): Handle SUBREGs.
5095
5096 * cfgcleanup.c (try_optimize_cfg): If try_simplify_condjump optimized
5097 conditional jump, request updating life into for the block
5098 containing it. Fix a typo which prevented life info update.
5099 Clear blocks bitmap before using it.
5100
51012001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
5102
5103 * c-common.c: Include c-lex.h.
5104 (c_common_lang_init): Change prototype. Call init_c_lex and
5105 init_pragma from here.
5106 * c-common.h (c_common_lang_init): Change prototype.
5107 * c-decl.c (init_decl_processing): Rename. Call c_parse_init.
5108 * c-lang.c (c_init): Change prototype. Update.
5109 (c_init_options): Update.
5110 * c-lex.c (cpp_filename): Remove.
5111 (init_c_lex): Update. Read the main file, and get the original
5112 file name.
5113 (yyparse): Finish the command line options.
5114 * c-parse.in (c_parse_init): Call init_reswords here.
5115 (init_parse): Remove.
5116 * c-tree.h (c_init_decl_processing): New.
5117 * cpphash.c (_cpp_init_hashtable): After initializing the hash
5118 table, populate it.
5119 * cppinit.c (read_original_filename, cpp_finish_options): New.
5120 (cpp_create_reader): New prototype. Defer hash table initialization.
5121 (cpp_start_read): Rename cpp_read_main_file. Initialize the
5122 hash table. Get the original filename.
5123 * cpplib.h (cpp_create_reader): Update.
5124 (cpp_start_read): Remove.
5125 (cpp_read_main_file, cpp_finish_options): New.
5126 * cppmain.c (main, do_preprocessing): Update.
5127 * langhooks.h (struct langhooks): Update init prototype.
5128 * toplev.c (general_init, parse_options_and_default_flags,
5129 process_options, lang_indpendent_init, lang_dependent_init,
5130 init_asm_output): New; perform the bulk of initialization.
5131 (compile_file): Move most of initialization to above functions.
5132 (debug_hooks): Initialize statically.
5133 (set_Wunused): Relocate.
5134 (toplev_main): Move most of initialization to other init functions.
5135 Have a clear logic flow.
5136 * tree.h (init_parse, init_decl_processing): Remove.
5137objc:
5138 * objc-act.c (objc_init): Update prototype, combine with old
5139 init_parse.
5140 (objc_init_options): Update.
5141
5142
51432001-11-15 Andreas Jaeger <aj@suse.de>
5144
5145 * cfgrtl.c (purge_all_dead_edges): Use int as argument for
5146 portability.
5147 * basic-block.h: Adjust prototype.
5148
51492001-11-15 Kazu Hirata <kazu@hxi.com>
5150
5151 * config/rs6000/aix31.h: Fix comment formatting.
5152 * config/rs6000/beos.h: Likewise.
5153 * config/rs6000/darwin.h: Likewise.
5154 * config/rs6000/eabi.asm: Likewise.
5155 * config/rs6000/linux.h: Likewise.
5156 * config/rs6000/linux64.h: Likewise.
5157 * config/rs6000/lynx.h: Likewise.
5158 * config/rs6000/netbsd.h: Likewise.
5159 * config/rs6000/rs6000.c: Likewise.
5160 * config/rs6000/rs6000.h: Likewise.
5161 * config/rs6000/rs6000.md: Likewise.
5162 * config/rs6000/sol2.h: Likewise.
5163 * config/rs6000/tramp.asm: Likewise.
5164 * config/rs6000/xcoff.h: Likewise.
5165 * config/rs6000/xm-beos.h: Likewise.
5166
51672001-11-14 Alan Matsuoka <alanm@redhat.com>
5168
5169 * rtl.def (INCLUDE) : Define.
5170 * gensupport.c (init_include_reader, process_include,
5171 save_string) : New functions to implement an include facility
5172 in .md files.
5173 * gensupport.h : Add prototype for init_md_reader_args.
5174 * genattr.c genattrtab.c gencodes.c genconfig.c genemit.c
5175 genextract.c genflags.c genopinit.c genoutput.c
5176 genpeep.c genrecog.c: Change call to init_md_reader to
5177 init_md_reader_args.
5178 * md.texi: Document (include "path") and -I directives for RTL
5179 generation tools.
5180
51812001-11-14 DJ Delorie <dj@redhat.com>
5182
5183 * integrate.c (get_hard_reg_initial_reg): New.
5184 * integrate.h (get_hard_reg_initial_reg): Prototype.
5185 * local-alloc.c (block_alloc): Don't tie pseudos that
5186 represent call-saved hard regs' initial values.
5187
51882001-11-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5189
5190 * m68k/linux.h: Include <linux.h> not "linux.h" to avoid infinite
5191 recursion.
5192
51932001-11-14 Roger Sayle <roger@eyesopen.com>
5194
5195 * fold-const.c (fold): Optimize strlen comparisons against zero.
5196
51972001-11-14 David O'Brien <obrien@FreeBSD.org>
5198
5199 * config.gcc (sparc64-wrs-vxworks*, sparc-*-netbsd*, sparc-*-openbsd*,
5200 sparc-*-chorusos*, sparc-*-elf*, sparc-*-linux*aout*,
5201 sparc-*-linux*libc1*, sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtems*,
5202 sparc-*-rtemself*, sparc-hal-solaris2*, sparc-*-solaris2*,
5203 sparc-*-sunos4.0*, sparc-*-sunos4*, sparc-*-sunos3*, sparc-*-sysv4*,
5204 sparc-*-vxsim*, sparclite-*-aout*, sparclite-*-elf*, sparc86x-*-aout*,
5205 sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*, sparc64-*-linux*):
5206 Include various CPU headers via tm_file. a.out based platforms now
5207 properly include sparc/aout.h. sol2.h usage now implies including
5208 elfos.h, svr4.h, and sparc/sysv4.h.
5209 * config/netbsd.h (TARGET_MEM_FUNCTIONS): Undef before defining it.
5210 Also define to '1'.
5211 * sparc/sparc.h (CPP_PREDEFINES, TARGET_VERSION, WORD_SWITCH_TAKES_ARG,
5212 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
5213 DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE):
5214 Remove. They are a.out specific and belong in sparc/aout.h.
5215 * sparc/aout.h (TARGET_VERSION, WORD_SWITCH_TAKES_ARG, SELECT_SECTION,
5216 ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5217 DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE): Define. Moved here from
5218 sparc/sparc.h.
5219 * sparc/litecoff.h (WORD_SWITCH_TAKES_ARG, ASM_DECLARE_FUNCTION_NAME,
5220 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER): Define.
5221 Moved here from sparc/sparc.h.
5222 * config/sparc/linux-aout.h (DEFAULT_PCC_STRUCT_RETURN): Undef before
5223 defining.
5224 * config/sparc/linux64.h (UNALIGNED_DOUBLE_INT_ASM_OP): Undef before
5225 * config/sparc/lynx.h: Don't include lynx.h.
5226 (SELECT_SECTION): Do not undef.
5227 * config/sparc/openbsd.h: Don't include sparc/sparc.h.
5228 * config/sparc/sol2-sld-64.h: Include sparc/sparc.h, elfos.h, svr4.h,
5229 and sparc/sysv4.h.
5230 * config/sparc/sol2.h: Don't include sparc/sparc.h and sparc/sysv4.h.
5231 * config/sparc/sp64-aout.h (CPP_PREDEFINES): Don't define. Get from
5232 sparc/aout.h now.
5233 * config/sparc/sp64-elf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
5234 Don't undef, there is no need.
5235 * config/sparc/splet.h (CPP_PREDEFINES): Define.
5236 * config/sparc/sun4o3.h (CPP_PREDEFINES): Likewise.
5237 * config/sparc/sunos4.h (CPP_PREDEFINES): Likewise.
5238 Don't include sparc/sparc.h.
5239 * config/sparc/sysv4.h (WORD_SWITCH_TAKES_ARG, ASM_OUTPUT_SOURCE_LINE,
5240 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
5241 DATA_SECTION_ASM_OP): Don't undef, there is no need now. Don't include
5242 elfos.h and svr4.h.
5243 (TARGET_VERSION): Define.
5244 * config/sparc/vxsim.h (TARGET_VERSION): Define.
5245
5246Wed Nov 14 19:46:08 CET 2001 Jan Hubicka <jh@suse.cz>
5247
5248 * cfglayout.c (fixup_fallthru_exit_predecesor): New static function.
5249 (cfg_layout_finalize): Use it.
5250 * bb-reorder.c (HAVE_epilogue): Remove.
5251 (make_reorder_chain): Do not care special placement of
5252 last basic block.
5253
5254 * predict.c (expected_value_to_br_prob): Delete the note
5255 once transformed.
5256
5257 * c-decl.c (c_expand_body): Fix TV_EXPAND nesting problem;
5258 measure integration time separately.
5259
5260Wed Nov 14 12:30:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5261
5262 * function.c (struct temp_slot): ALIGN now unsigned.
5263
52642001-11-14 Kazu Hirata <kazu@hxi.com>
5265
5266 * config/dsp16xx/dsp16xx.c: Fix comment formatting.
5267 * config/dsp16xx/dsp16xx.h: Likewise.
5268 * config/dsp16xx/dsp16xx.md: Likewise.
5269
52702001-11-14 Kazu Hirata <kazu@hxi.com>
5271
5272 * config/h8300/h8300.c (get_shift_alg): Reorganize the code
5273 that deals with 7-bit shifts in HImode.
5274
5275Wed Nov 14 14:17:05 CET 2001 Jan Hubicka <jh@suse.cz>
5276
5277 * dbxout.c (dbxout_symbol_location): Update call of alter_subreg.
5278 * final.c (walk_alter_subreg): Take pointer; update call of alter_subreg.
5279 (final_scan_insn): Update call of alter_subreg.
5280 (cleanup_subreg_operands): Likewise.
5281 (alter_subreg): Rewrite using simplify_subreg.
5282 (output_address, output_operand): Update call of alter_subreg.
5283 * output.h (alter_subreg): Update prototype.
5284 * sdbout.c (sdbout_symbol): Update call of alter_subreg.
5285 * simplify-rtx.c (simplify_subreg): Copy ORIGINAL_REGNO.
5286 * Makefile.in (final.o): Add dependency on expr.h
5287
5288Wed Nov 14 06:37:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5289
5290 * c-lang.c (finish_file): Make I unsigned to eliminate warning.
5291
52922001-11-13 Jeff Sturm <jsturm@one-point.com>
5293
5294 * doc/install.texi (sparc-*-linux*): Mention requirements for
5295 binutils and glibc.
5296
52972001-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
5298
5299 * Makefile.in (POD2MAN): Don't include --section=1.
5300 (manext): Rename to man1ext. All users changed.
5301 (man7ext): New.
5302 (man7dir): New.
5303 (generated-manpages): Also depend on $(docdir)/gfdl.7,
5304 $(docdir)/gpl.7, and $(docdir)/fsf-funding.7.
5305 ($(docdir)/gcov.1, $(docdir)/cpp.1, $(docdir)/gcc.1): Include
5306 --section=1 in calls to $(POD2MAN).
5307 ($(docdir)/gfdl.7, $(docdir)/gpl.7, $(docdir)/fsf-funding.7): New.
5308 (maintainer-clean, install, uninstall): Handle the new man pages.
5309 ($(docdir)/cpp.info, cpp.dvi): Depend on fdl.texi.
5310 (installdirs): Create man7dir.
5311 * doc/cpp.texi: Include GFDL in this manual. In the man page,
5312 refer to gfdl(7) for the GFDL. Apply Front Cover and Back Cover
5313 texts to man page. Include gpl(7), gfdl(7) and fsf-funding(7) in
5314 the SEE ALSO man page section.
5315 * doc/gcov.texi: Apply GFDL to man page. Include gpl(7), gfdl(7)
5316 and fsf-funding(7) in the SEE ALSO man page section.
5317 * doc/invoke.texi: Apply GFDL to man page. Include gpl(7),
5318 gfdl(7) and fsf-funding(7) in the SEE ALSO man page section.
5319 * doc/include/fdl.texi, doc/include/funding.texi,
5320 doc/include/gpl.texi: Adjust for conversion by texi2pod.pl.
5321 * doc/.cvsignore: Add gfdl.7, gpl.7 and fsf-funding.7.
5322
53232001-11-13 Richard Henderson <rth@redhat.com>
5324
5325 * dwarf2asm.c (dw2_force_const_mem): Set PUBLIC or STATIC
5326 as appropriate for the artificial decl.
5327
53282001-11-13 Richard Henderson <rth@redhat.com>
5329
5330 * loop.c (combine_movables): Turn off combination until
5331 move_movables validation bugs are fixed.
5332
53332001-11-13 DJ Delorie <dj@redhat.com>
5334
5335 * config.gcc (powerpc|rs6000): Set default cpp options based
5336 on --with-cpu settings.
5337 * config/rs6000/softfloat.h: New.
5338
53392001-11-13 Kazu Hirata <kazu@hxi.com>
5340
5341 * config/h8300/h8300.c (shift_alg_si): Use special code for
8d9afc4e 5342 25-bit shifts on H8S.
619acae7 5343 (get_shift_alg): Generate special code for 25-bit shifts on
8d9afc4e 5344 H8S.
619acae7
JL		 5345
53462001-11-13 Jakub Jelinek <jakub@redhat.com>
5347
5348 * emit-rtl.c (adjust_address_1): Add ADJUST argument.
5349 (adjust_automodify_address_1): New.
5350 * expr.h (adjust_address, adjust_address_nv): Adjust.
5351 (adjust_automodify_address, adjust_automodify_address_nv): Define.
5352 (adjust_address_1): Update prototype.
5353 (adjust_automodify_address_1): Add prototype.
5354 * expr.c (move_by_pieces_1): Use adjust_automodify_address.
5355 (store_by_pieces_2): Likewise.
5356
5357Tue Nov 13 05:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5358
5359 * Makefile.in (explow.o): Now depends on ggc.h.
5360 * explow.c (ggc.h): Include.
5361 (set_stack_check_libfunc): Mark stack_check_libfunc as ggc root.
5362
5363 * Makefile.in (expr.o): Depends on insn-attr.h.
5364 * expr.c (insn-attr.h): New include.
5365 (force_operand): If INSN_SCHEDULING, deal with paradoxical SUBREG
5366 of MEM.
5367 (highest_pow2_factor, case INTEGER_CST): Handle negative values.
5368 (expand_expr): Remove unneeded mark_temp_addr_taken calls and
5369 clean up related usage in ADDR_EXPR.
5370 (expand_expr_unaligned): Likewise.
5371
5372 * emit-rtl.c (change_address): Fix typo in alias setting.
5373
53742001-11-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5375
5376 * Makefile.in (cfgcleanup.o): Depend on insn-config.h
5377
53782001-11-12 Craig Rodrigues <rodrigc@gcc.gnu.org>
5379
5380 PR bootstrap/3451
5381 * c-pragma.c: Rename macros BAD, BAD2, BAD_ACTION to
5382 GCC_BAD, GCC_BAD2, GCC_BAD_ACTION.
5383
53842001-11-12 David O'Brien <obrien@FreeBSD.org>
5385
5386 * config.gcc (sparc-tti-*, sparc64-wrs-vxworks*, sparc-wrs-vxworks*,
5387 sparclite-wrs-vxworks*, sparc-*-aout*, sparc-*-netbsd*,
5388 sparc-*-chorusos*, sparc-*-linux*aout*, sparc-*-linux*libc1*,
5389 sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtemsaout*, sparc-*-rtems*,
5390 sparc-*-rtemself*, sparc-*-solaris2*, sparc-*-sunos3*, sparc-*-sysv4*,
5391 sparc-*-vxsim*, sparclet-*-aout*, sparclite-*-coff*, sparclite-*-aout*,
5392 sparc86x-*-aout*, sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*,
5393 sparc64-*-linux*): Include various CPU headers via tm_file.
5394 * config/svr3.h (ASM_OUTPUT_IDENT): Undef before defining it.
5395 (SELECT_SECTION): Likewise.
5396 (SELECT_RTX_SECTION): Likewise.
5397 * config/sparc/sparc_bi.h: New file.
5398 * config/sparc/aout.h: Don't include sparc/sparc.h and aoutos.h.
5399 * config/sparc/linux-aout.h: Likewise.
5400 * config/sparc/linux.h: Don't include sparc/sysv4.h.
5401 * config/sparc/linux64.h: Likewise.
5402 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
5403 * config/sparc/lite.h: Don't include sparc/sparc.h and gofast.h.
5404 * config/sparc/litecoff.h: Don't include sparc/lite.h, svr3.h,
5405 and dbxcoff.h
5406 (ASM_OUTPUT_IDENT): Do not #undef.
5407 (SELECT_SECTION): Likewise.
5408 (SELECT_RTX_SECTION): Likewise.
5409 * config/sparc/liteelf.h: Don't include gofast.h.
5410 * config/sparc/lynx-ng.h: Don't include sparc/sparc.h and lynx-ng.h.
5411 * config/sparc/lynx.h: Don't include sparc/sparc.h.
5412 * config/sparc/pbd.h: Likewise.
5413 * config/sparc/netbsd.h: Don't include sparc/sparc.h and netbsd.h.
5414 * config/sparc/rtems.h: Don't include sparc/aout.h and rtems.h.
5415 * config/sparc/rtemself.h: Don't include rtems.h.
5416 * config/sparc/sol2-64.h: Don't include sparc/sol2-sld-64.h.
5417 * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Don't define, include
5418 sparc_bi.h instead.
5419 * config/sparc/sol2-sld.h: Don't include sparc/sol2.h.
5420 * config/sparc/sol2.h: Include sparc/sparc.h directly.
5421 * config/sparc/sp64-aout.h: Don't include sparc/sparc.h and aoutos.h.
5422 * config/sparc/sp64-elf.h: Don't include sparc/sol2.h.
5423 * config/sparc/sp86x-aout.h: Don't include sparc/sparc.h and gofast.h.
5424 * config/sparc/sp86x-elf.h: Don't include gofast.h.
5425 * config/sparc/splet.h: Don't include sparc/aout.h.
5426 * config/sparc/sun4o3.h: Don't include sparc/sparc.h.
5427 * config/sparc/sysv4.h: Don't include sparc/sparc.h directly.
5428 * config/sparc/vxsim.h: Don't include sparc/sysv4.h.
5429 * config/sparc/vxsparc.h: Don't include sparc/aout.h and gofast.h.
5430 * config/sparc/vxsparc64.h: Don't include gofast.h.
5431 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
5432
54332001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
5434
5435 * doc/standards.texi: Mention C99 TC1.
5436
54372001-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5438
5439 * mips-protos.h (mips_output_conditional_branch): Const-ify.
5440 * mips.c (mips_output_conditional_branch): Likewise.
5441
54422001-11-12 Kazu Hirata <kazu@hxi.com>
5443
5444 * config/h8300/h8300.c (shift_alg_si): Use special code for
5445 15-bit logical shifts and 31-bit logical shifts.
5446 (get_shift_alg): Generate special code for 15-bit and 31-bit
5447 logical shifts.
5448
54492001-11-12 Kazu Hirata <kazu@hxi.com>
5450
5451 * config/h8300/h8300.c (shift_alg_qi): Use rotations when
8d9afc4e
KH		 5452 doing 6-bit logical shifts on H8S.
5453 (shift_alg_qi): Use special code for 21-bit shifts on H8S.
619acae7 5454 (get_shift_alg): Generate special code for 21-bit shifts on
8d9afc4e 5455 H8S.
619acae7
JL		 5456
54572001-11-12 Kazu Hirata <kazu@hxi.com>
5458
5459 * config/h8300/h8300.c (get_shift_alg): Remove a redundant
5460 label.
5461
5462Mon Nov 12 11:58:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5463
5464 * alias.c (nonoverlapping_memrefs_p): Only update size from memref
5465 if both size and offset known.
5466
54672001-11-12 David O'Brien <obrien@FreeBSD.org>
5468
5469 * config/ia64/freebsd.h: Fix misspelling.
5470
54712001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
5472
5473 * doc/gcc.texi: Move several chapters out to ...
5474 * doc/configterms.texi, doc/fragments.texi, doc/hostconfig.texi,
5475 doc/include/linux-and-gnu.texi, doc/interface.texi,
5476 doc/makefile.texi, doc/passes.texi, doc/portability.texi:
5477 ... here. New files.
5478 * doc/gcc.texi, doc/contrib.texi: Move section headings into
5479 contrib.texi.
5480 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
5481
54822001-11-12 Kazu Hirata <kazu@hxi.com>
5483
5484 * config/alpha/alpha-interix.h: Fix comment formatting.
5485 * config/alpha/alpha.c: Likewise.
5486 * config/alpha/alpha.h: Likewise.
5487 * config/alpha/alpha32.h: Likewise.
5488 * config/alpha/freebsd.h: Likewise.
5489 * config/alpha/unicosmk.h: Likewise.
5490 * config/alpha/vms.h: Likewise.
5491
54922001-11-12 Kazu Hirata <kazu@hxi.com>
5493
5494 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
5495
54962001-11-12 Jakub Jelinek <jakub@redhat.com>
5497
5498 * dbxout.c (dbxout_symbol_location): Avoid emitting invalid register
5499 numbers.
5500
5501Mon Nov 12 05:18:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5502
5503 * emit-rtl.c (set_mem_attributes): If making object, can set alignment
5504 from type.
5505 (replace_equiv_address): Call update_temp_slot_address.
5506
5507 * dwarf2out.c (loc_descriptor_from_tree, case COMPOUND_EXPR): New case.
5508
5509 * alias.c (nonoverlapping_memrefs_p): Handle DECL_RTL being a CONCAT.
5510
55112001-11-12 Kazu Hirata <kazu@hxi.com>
5512
5513 * config/h8300/h8300.c (shift_alg_qi): New.
5514 (shift_alg_hi): Likewise.
5515 (shift_alg_si): Likewise.
5516 (get_shift_alg): Change the type of count to unsigned int.
5517 Use the tables.
5518
55192001-11-11 Alexandre Oliva <aoliva@redhat.com>
5520
5521 * Makefile.in (c-lang.o): Depend on $(VARRAY_H).
5522 * c-decl.c (c_expand_body): Take argument can_defer_p. Use it
5523 to decide whether to defer a function.
5524 (finish_function): Adjust.
5525 (c_expand_deferred_function): New function.
5526 * c-lang.c (deferred_fns): New variable.
5527 (c_init): Initialize it, and mark it as a root.
5528 (defer_fn): New function.
5529 (finish_file): Expand all deferred functions.
5530 * c-tree.h (defer_fn): Declare.
5531 (c_expand_deferred_function): Likewise.
5532 * objc/Make-lang.in (objc-act.o): Depend on $(VARRAY_H).
5533 * objc-act.c (deferred_fns): New variable.
5534 (objc_init): Initialize it, and mark it as a root.
5535 (defer_fn): New function.
5536 (finish_file): Expand all deferred functions.
5537
55382001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5539
5540 * alpha.c (unicosmk_special_name): Prototype.
5541 (unicosmk_ssib_name): Delete unused variable.
5542 * alpha/unicosmk.h (common_section, ssib_section): Prototype.
5543 * alpha/vms.h (PREFIX): Undef before defining.
5544 * arm/pe.h (SUBTARGET_NAME_ENCODING_LENGTHS): Likewise.
5545 * i370/i370.c (mvs_hash_alias): Prototype. Wrap with macro
5546 controlling usage. Const-ify.
5547 (alias_number): Delete unused variable.
5548 * m32r/m32r.c (m32r_sched_init): Add missing argument.
5549 (m32r_expand_block_move): Fix uninitialized warnings.
5550 * mn10300/mn10300.h (REGNO_IN_RANGE_P): Fix 'unsigned >=0 is
5551 always true' warnings.
5552 * openbsd.h (TARGET_MEM_FUNCTIONS): Don't redefine.
5553 * sh/sh.c: Include "integrate.h".
5554 (output_far_jump): Fix uninitialized warning.
5555 * final.c (shorten_branches): Avoid automatic aggregate
5556 initialization.
5557 * integrate.c (subst_constants): Likewise.
5558
55592001-11-11 Kazu Hirata <kazu@hxi.com>
5560
5561 * config/h8300/h8300.c (shift_alg): Remove SHIFT_MAX.
5562 (get_shift_alg): Remove redundant code.
5563
55642001-11-11 Kazu Hirata <kazu@hxi.com>
5565
5566 * config/pa/milli64.S: Fix comment formatting.
5567 * config/pa/pa-64.h: Likewise.
5568 * config/pa/pa-linux.h: Likewise.
5569 * config/pa/pa-protos.h: Likewise.
5570 * config/pa/pa.c: Likewise.
5571 * config/pa/pa.h: Likewise.
5572 * config/pa/pa32-linux.h: Likewise.
5573 * config/pa/pa32-regs.h: Likewise.
5574 * config/pa/pa64-hpux.h: Likewise.
5575 * config/pa/pa64-regs.h: Likewise.
5576 * config/pa/som.h: Likewise.
5577
55782001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
5579
5580 * doc/gcc.texi: Move several chapters out to ...
5581 * doc/bugreport.texi, doc/contribute.texi, doc/frontends.texi,
5582 doc/service.texi, doc/standards.texi, doc/trouble.texi,
5583 doc/vms.texi: ... here. New files.
5584 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
5585
55862001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
5587
5588 * ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
5589 cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
5590 collect2.c, combine.c, config.in, configure, configure.in,
5591 conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
5592 genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
5593 reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
5594 spelling errors.
5595
5596Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5597
5598 * config/rs6000/rs6000.c (rs6000_hash_constant, toc_hash_eq):
5599 Adjust operand number in CONST_DOUBLE.
5600
5601 * expmed.c (extract_bit_field): No longer pass in alignment.
5602 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
5603 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
5604 Likewise.
5605 * expr.c (store_constructor, store_constructor_field): Likewise.
5606 (store_field, emit_group_load, emit_group_store): Likewise.
5607 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
5608 (store_bit_field, extract_bit_field): Likewise.
5609 * calls.c, expr.c, function.c: Change calls to above functions.
5610 * ifcvt.c, stmt.c: Likewise.
5611
5612 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
5613 constant and one is on frame.
5614 If know memref offset, adjust size from decl.
5615
56162001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5617
5618 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
5619 format specifier warning.
5620 * convex.h (ASM_OUTPUT_BYTE): Likewise.
5621 * elfos.h (ALIGN_ASM_OP): Undef before defining.
5622 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
5623 warning.
5624 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5625 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5626 * i386-interix.h (gen_stdcall_suffix): Prototype.
5627 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
5628 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
5629 ASM_OUTPUT_LONG_DOUBLE): Likewise.
5630 * i386/interix.c (gen_stdcall_suffix): Const-ify.
5631 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
5632 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
5633 specifier warnings.
5634 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5635 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
5636 ASM_OUTPUT_LONG_DOUBLE): Likewise.
5637 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5638 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5639 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5640 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5641 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
5642 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
5643 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
5644 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
5645 Likewise.
5646 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
5647 Likewise.
5648 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
5649 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
5650 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
5651 Likewise.
5652 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
5653 Likewise.
5654 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
5655 Likewise.
5656 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
5657 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
5658 * m68k/news.h (PRINT_OPERAND): Likewise.
5659 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
5660 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
5661 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
5662 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
5663 definition.
5664 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
5665 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
5666 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
5667 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
5668 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
5669 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
5670 PRINT_OPERAND): Likewise.
5671 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
5672 Likewise.
5673 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
5674 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
5675 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
5676 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
5677 * mips.c (mips_output_external_libcall): Mark parameter with
5678 ATTRIBUTE_UNUSED.
5679 (mips_asm_file_start): Move variable into the scope where it's
5680 used.
5681 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
5682 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
5683 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
5684 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5685 * ns32k.c (print_operand): Likewise.
5686 * pa.c (print_operand, output_div_insn): Likewise.
5687 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
5688 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
5689 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
5690 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
5691 specifier warnings.
5692 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5693 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5694 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
5695 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
5696 specifier warnings.
5697 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5698
5699 * sdbout.c (sdbout_end_epilogue): Mark parameter with
5700 ATTRIBUTE_UNUSED.
5701 * varasm.c (assemble_global): Likewise.
5702
57032001-11-11 H.J. Lu <hjl@gnu.org>
5704
5705 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
5706
5707Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
5708
5709 * final.c (*_MAX_SKIP): Use *_max_skip variables.
5710 * flags.h (align_loops_max_skip, align_jumps_max_skip,
5711 align_labels_max_skip): New global variables.
5712 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
5713 align_labels_max_skip): New global variables.
5714 (toplev_main): Set new variables.
5715 * i386.c (override_options): Set max_skip values.
5716
57172001-11-10 Geoffrey Keating <geoffk@redhat.com>
5718
5719 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
5720 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
5721 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
5722 don't print an @fptr for labels either.
5723 (xstormy16_output_addr_vec): Don't print @fptr here.
5724 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
5725
5726Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
5727
5728 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
5729 an ANSI/ISO definitino.
5730 (ssa_const_prop): Likewise.
5731
57322001-11-10 Aldy Hernandez <aldyh@redhat.com>
5733
5734 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
5735 altivec registers.
5736
57372001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5738
5739 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
5740 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
5741 * cppmain.c (general_init): Call hex_init.
5742 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
5743
5744 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
5745
5746 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
5747 of dgux.c:output_file_start().
5748
5749 * i386/dgux.c: Delete file.
5750
57512001-11-09 Richard Henderson <rth@redhat.com>
5752
5753 * config/alpha/alpha.c (decl_in_text_section): New.
5754 (current_file_function_operand): Use it.
5755 (alpha_encode_section_info, alpha_end_function): Likewise.
5756
57572001-11-07 David O'Brien <obrien@FreeBSD.org>
5758
5759 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
5760 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
5761 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
5762 so OS specific files and use CPP_PREDEFINES for their needs.
5763 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
5764 target headers to tm_file.
5765 * config/ia64/aix.h (TARGET_VERSION): Likewise.
5766 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
5767 * config/ia64/linux.h (TARGET_VERSION): Likewise.
5768 (FUNCTION_PROFILER): Remove.
5769 * config/ia64/ia64.h (FUNCTION_PROFILER): Update definition using the
5770 version in config/ia64/linux.h.
5771 * config/ia64/freebsd.h: New file.
5772 * config/freebsd.h: Tidy up.
5773 (_USING_CONFIG_FREEBSD): Define.
5774 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
5775 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
5776 (FBSD_STARTFILE_SPEC): Likewise.
5777 (FBSD_ENDFILE_SPEC): Likewise.
5778 (FBSD_LIB_SPEC): Likewise.
5779 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
5780 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
5781 set an ELF-improper one.
5782
57832001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5784
5785 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
5786 constant can be loaded in a single instruction to a register. When
5787 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
5788 depdi for insertion of most significant 32-bits on 64-bit hosts.
5789 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
5790 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
5791 * pa.md: New addmove pattern for adding constant_int to HImode
5792 register and moving result to HImode register. Remove HImode HIGH
5793 and LO_SUM patterns.
5794
57952001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
5796
5797 * Makefile.in: Update.
5798 * c-decl.c (print_lang_decl, print_lang_type): Remove.
5799 (print_lang_identifier): Rename c_print_identifier.
5800 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
5801 (print_lang_statistics, lang_print_xnode): Remove.
5802 * c-parse.in (set_yydebug): Rename c_set_yydebug.
5803 * c-tree.h (c_set_yydebug, c_print_identifier): New.
5804 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
5805 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
5806 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
5807 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
5808 (LANG_HOOKS_INITIALIZER): Update.
5809 * langhooks.h (struct lang_hooks): New members.
5810 (lang_print_tree_hook): New.
5811 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
5812 * print-tree.c: Include langhooks.h.
5813 (print_node): Update.
5814 * toplev.c (decode_d_option): Update.
5815 * tree.c: Include langhooks.h.
5816 (dump_tree_statistics): Update.
5817 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
5818 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
5819objc:
5820 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
5821 LANG_HOOKS_SET_YYDEBUG): Override.
5822 (lang_print_xnode, print_lang_statistics): Remove.
5823
58242001-11-09 Richard Henderson <rth@redhat.com>
5825
5826 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
5827 on the symbol string.
5828
58292001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5830
5831 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
5832 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
5833 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
5834
5835 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
5836
5837 * tlink.c (recompile_files): Copy strings passed to `putenv'.
5838
58392001-11-09 Geoffrey Keating <geoffk@redhat.com>
5840
5841 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
5842 (TYPE_READONLY): Likewise.
5843
5844 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
5845
5846 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
5847 don't pass --gdwarf2 to the assembler if the compiler will also
5848 provide debug info.
5849
5850 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
5851 Don't change INDEX.
5852
5853Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5854
5855 * alias.c (nonoverlapping_memrefs_p): New function.
5856 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
5857
5858 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
5859
58602001-11-09 Aldy Hernandez <aldyh@redhat.com>
5861
5862 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
5863 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
5864 generating altivec code.
5865 (FIXED_REGISTERS): VRSAVE is fixed.
5866 (CALL_USED_REGISTERS): VRSAVE is call used.
5867
58682001-11-09 Jason Eckhardt <jle@rice.edu>
5869
5870 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
5871 code the branch target as ".+16/.+12", but rather use labels.
5872
5873Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
5874
5875 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
5876 to work around limitations of certain versions of GAS.
5877
5878 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
5879 (muldi3): Update due to SUBREG_BYTE changes.
5880 (casesi): Similarly.
5881
58822001-11-09 Zack Weinberg <zack@codesourcery.com>
5883
5884 * doc/invoke.texi: Remove comment referring to -xf77-version.
5885
58862001-11-09 Kazu Hirata <kazu@hxi.com>
5887
5888 * config/convex/convex.c: Fix comment formatting.
5889 * config/convex/convex.h: Likewise.
5890
58912001-11-08 Zack Weinberg <zack@codesourcery.com>
5892
5893 * Makefile.in (.po.pox): Look both in srcdir and builddir
5894 for $(PACKAGE).pot.
5895 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
5896 to the source directory.
5897
58982001-11-09 Ben Elliston <bje@redhat.com>
5899 Michael Meissner <meissner@redhat.com>
5900 Andrew MacLeod <amacleod@redhat.com>
5901 Richard Henderson <rth@redhat.com>
5902 Nick Clifton <nickc@redhat.com>
5903 Catherine Moore <clm@redhat.com>
5904
5905 * m32r.c: Add support for m32rx processor.
5906 * m32r.h: Ditto.
5907 * m32r.md: Ditto.
5908 * t-m32r: Ditto.
5909 * m32r-protos.h: Add prototypes for m32rx functions.
5910 * doc/invoke.texi: Document -m32rx option.
5911
59122001-11-09 Jakub Jelinek <jakub@redhat.com>
5913
5914 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
5915 or after reload.
5916
59172001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5918
5919 * doc/install.texi2html: Use $MAKEINFO --no-split.
5920
59212001-11-09 Andreas Schwab <schwab@suse.de>
5922
5923 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
5924 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
5925 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
5926 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
5927 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
5928
59292001-11-09 H.J. Lu <hjl@gnu.org>
5930
5931 * config/mips/mips.c (mips_output_function_prologues): Cast
5932 `tsize' to long for output.
5933
59342001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
5935
5936 * c-lang.c (LANG_HOOKS_NAME): New.
5937 (lang_hooks): Constify.
5938 (c_init_options): Update.
5939 (lang_identify): Remove.
5940 * c-parse.in (language_string): Remove.
5941 * dbxout.c: Include langhooks.h.
5942 (dbxout_symbol_location): Update.
5943 * dwarf2out.c: Include langhooks.h.
5944 (gen_compile_unit_die): Update.
5945 * dwarfout.c: Include langhooks.h.
5946 (prototyped_attribute, output_compile_unit_die): Update.
5947 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
5948 (LANG_HOOKS_INITIALIZER): Update.
5949 * langhooks.h (struct lang_hooks): New members. Constify.
5950 * stringpool.c: Don't include toplev.h.
5951 (set_identifier_size): Remove.
5952 * toplev.c (toplev_main): Initialize identifier size.
5953 (print_version): Update.
5954 * tree.h (language_string, init_lex, lang_identify,
5955 set_identifier_size): Remove.
5956 * Makefile.in: Update dependencies.
5957 * config/darwin.c: Include langhooks.h.
5958 (func_name_maybe_scoped): Update.
5959 * config/darwin.h (ASM_END_FILE): Update.
5960 * config/nextstep.h (ASM_END_FILE): Update.
5961 * config/nextstep21.h (ASM_END_FILE): Update.
5962 * config/i386/sun386.h (ASM_END_FILE): Update.
5963 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
5964 (rs6000_output_function_epilogue): Update.
5965objc:
5966 * objc-act.c (LANG_HOOKS_NAME): Override.
5967 (struct lang_hooks): Constify.
5968 (objc_init_options): Update.
5969 (lang_identify): Remove.
5970
5971Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
5972
5973 * fold-const.c (lshift_double): Honor PREC.
5974 (rshift_double): Likewise.
5975
59762001-11-08 Kazu Hirata <kazu@hxi.com>
5977
5978 * config/1750a/1750a.c: Fix comment formatting.
5979 * config/1750a/1750a.h: Likewise.
5980
59812001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
5982
5983 * configure.in (--enable-languages): Be more permissive about
5984 syntax. Check for empty lists better. Warn about $LANGUAGES.
5985 * configure: Regenerated.
5986
59872001-11-08 Richard Henderson <rth@redhat.com>
5988
5989 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
5990
59912001-11-08 Geoffrey Keating <geoffk@redhat.com>
5992
5993 * config.gcc: Rename stormy16 to xstormy16.
5994 * config/stormy16/stormy-abi: Likewise.
5995 * config/stormy16/stormy16-protos.h: Likewise.
5996 * config/stormy16/stormy16.c: Likewise.
5997 * config/stormy16/stormy16.h: Likewise.
5998 * config/stormy16/stormy16.md: Likewise.
5999
60002001-11-06 Geoffrey Keating <geoffk@redhat.com>
6001
6002 * tree.h (TYPE_VOLATILE): Add enable-checking code.
6003 (TYPE_READONLY): Likewise.
6004
6005Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6006
6007 * reload1.c (reload): Don't delete equiv insn if can throw.
6008
6009 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
6010 (clear_storage): Likewise, for OBJECT.
6011
6012Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
6013
6014 * pa.c (emit_move_sequence): Fix SUBREG expression to
6015 use proper byte offset when extending a constant from
6016 SImode to DImode.
6017
60182001-11-09 Jakub Jelinek <jakub@redhat.com>
6019
6020 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
6021 which cannot throw.
6022
6023Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6024
6025 * explow.c (convert_memory_address, case SUBREG): Only return
6026 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
6027
60282001-11-08 Richard Henderson <rth@redhat.com>
6029
6030 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
6031 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
6032 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
6033
60342001-11-08 Aldy Hernandez <aldyh@redhat.com>
6035
6036 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
6037
60382001-11-08 Jakub Jelinek <jakub@redhat.com>
6039
6040 * dwarf2out.c (debug_str_hash): New.
6041 (struct indirect_string_node): New.
6042 (struct dw_val_struct): Change type of val_str to it.
6043 (DEBUG_STR_SECTION_FLAGS): Define.
6044 (add_AT_string): Push string into hashtable, increment reference
6045 counter.
6046 (AT_string): Return string from ht_identifier.
6047 (AT_string_form): New.
6048 (free_AT): For dw_val_class_str, just decrement reference counter.
6049 (size_of_string): Remove.
6050 (size_of_die): Use AT_string_form to decide what size the string
6051 occupies in DIE.
6052 (size_of_pubnames): Use strlen instead of size_of_string.
6053 (value_format): Use AT_string_form for dw_val_class_str.
6054 (output_die): Output DW_FORM_strp strings using
6055 dw2_asm_output_offset.
6056 (indirect_string_alloc, output_indirect_string): New.
6057 (dwarf2out_finish): Emit .debug_str strings if there are any.
6058
60592001-11-08 Andreas Franck <afranck@gmx.de>
6060
6061 * configure.in: Add AC_ARG_PROGRAM to support program name
6062 transformation with --program-prefix, --program-suffix and
6063 --program-transform-name.
6064 * configure: Regenerated.
6065 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
6066 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
6067 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
6068 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
6069 program_transform_name the way suggested by autoconf.
6070 (GCC_TARGET_INSTALL_NAME): Define.
6071 (install-driver): Use the transformed target alias name.
6072
60732001-11-08 Richard Henderson <rth@redhat.com>
6074
6075 * config/mips/mips.c (save_restore_insns): Remove GP from the
6076 restore registers mask early instead of special casing it inside
6077 the loop.
6078
60792001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
6080
6081 * cp/decl.c (shadow_warning): New function.
6082 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
6083 and an error when a block scope decl shadows a parameter.
6084
60852001-11-08 Richard Henderson <rth@redhat.com>
6086
6087 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
6088 case as well.
6089
60902001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
6091
6092 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
6093 to implement floating negation on processors prior to PA 2.0.
6094
60952001-11-08 Jakub Jelinek <jakub@redhat.com>
6096
6097 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
6098 (USE_LINKONCE_INDIRECT): Define.
6099 (dw2_output_indirect_constant_1): Try to output indirect constants
6100 into linkonce sections if possible.
6101 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
6102 (dw2_output_indirect_constants): Likewise.
6103
61042001-11-07 Aldy Hernandez <aldyh@redhat.com>
6105
6106 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
6107
61082001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
6109
6110 * c-decl.c (pushdecl): Remove file and line.
6111 * c-typeck.c (pop_init_level): Remove size.
6112
61132001-11-07 Aldy Hernandez <aldyh@redhat.com>
6114
6115 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
6116 for rs6000.
6117
6118 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
6119 (TARGET_ALTIVEC): New.
6120 (TARGET_SWITCHES): Add altivec.
6121 (FIRST_PSEUDO_REGISTER): Change to 109.
6122 (CALL_USED_REGISTERS): Same.
6123 (FIRST_ALTIVEC_REGNO): New.
6124 (LAST_ALTIVEC_REGNO): New.
6125 (ALTIVEC_REGNO_P): New.
6126 (UNITS_PER_ALTIVEC_WORD): New.
6127 (ALTIVEC_VECTOR_MODE): New.
6128 (FIXED_REGISTERS): Add altivec registers.
6129 (REG_ALLOC_ORDER): Same.
6130 (HARD_REGNO_NREGS): Adjust for altivec registers.
6131 (HARD_REGNO_MODE_OK): Same.
6132 (MODES_TIEABLE_P): Same.
6133 (REGISTER_MOVE_COST): Same.
6134 (REGNO_REG_CLASS): Same.
6135 (reg_class): Add ALTIVEC_REGS.
6136 (REG_CLASS_NAMES): Same.
6137 (REG_CLASS_CONTENTS): Same.
6138 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
6139 (ALTIVEC_ARG_RETURN): New.
6140 (FUNCTION_VALUE): Handle VECTOR_TYPE.
6141 (LIBCALL_VALUE): Handle altivec vector modes.
6142 (VECTOR_MODE_SUPPORTED_P): New.
6143 (ALTIVEC_ARG_MIN_REG): New.
6144 (ALTIVEC_ARG_MAX_REG): New.
6145 (ALTIVEC_ARG_NUM_REG): New.
6146 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
6147 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
6148 (REGISTER_NAMES): Add altivec regs.
6149 (DEBUG_REGISTER_NAMES): Same.
6150 (ADDITIONAL_REGISTER_NAMES): Same.
6151 (rs6000_builtins): New.
6152 (MD_EXPAND_BUILTIN): New.
6153 (MD_INIT_BUILTINS): New.
6154 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
6155 for AltiVec instructions.
6156 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
6157 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
6158 registers.
6159 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
6160 (TARGET_SWITCHES): Add no-altivec.
6161 (DATA_ALIGNMENT): Align vectors to 128 bits.
6162 (TARGET_OPTIONS): Add abi= option.
6163 Add rs6000_abi_string extern.
6164 (LOCAL_ALIGNMENT): New.
6165 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
6166 (MASK_ALTIVEC_ABI): New.
6167 (TARGET_ALTIVEC_ABI): New.
6168 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
6169 call-saved.
6170 (STACK_BOUNDARY): Adjust for altivec.
6171 (BIGGEST_ALIGNMENT): Same.
6172 (rs6000_args): Add vregno.
6173 (USE_ALTIVEC_FOR_ARG_P): New.
6174 (FIXED_REGISTERS): Add vrsave register.
6175 (CALL_USED_REGISTERS): Same.
6176 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
6177 (VRSAVE_REGNO): New.
6178 (reg_class): Add VRSAVE_REGS.
6179 (REG_CLASS_NAMES): Same.
6180 (REG_CLASS_CONTENTS): Same.
6181 (REGNO_REG_CLASS): Same.
6182
6183 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
6184 (ABI_STACK_BOUNDARY): Same.
6185 (BIGGEST_ALIGNMENT): Same.
6186 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
6187 (ROUND_TYPE_ALIGN): Same.
6188
6189 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
6190 to 64.
6191
6192 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
6193 to 64.
6194
6195 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
6196 to 64.
6197
6198 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
6199 (altivec_expand_builtin): New.
6200 (altivec_init_builtins): New.
6201 (TARGET_EXPAND_BUILTIN): New.
6202 (TARGET_INIT_BUILTINS): New.
6203 (rs6000_init_builtins): New.
6204 (struct builtin_description): New.
6205 (bdesc_2arg): New.
6206 (rs6000_reg_names): Add altivec registers.
6207 (alt_reg_names): Same.
6208 (secondary_reload_class): Altivec regs can hold altivec regs and
6209 memory.
6210 (rs6000_emit_move): Force constants into memory for AltiVec moves.
6211 (print_operand): Add 'y' case for printing altivec memory
6212 operands.
6213 (rs6000_legitimize_address): Legitimize vector addresses into
6214 [REG+REG] or [REG].
6215 (altivec_expand_binop_builtin): New.
6216 New string rs6000_current_abi.
6217 (rs6000_override_options): Call rs6000_parse_abi_options.
6218 (rs6000_parse_abi_options): New.
6219 (function_arg_boundary): Vector arguments must be 16
6220 byte aligned.
6221 (function_arg_advance): Handle vector arguments.
6222 (function_arg_partial_nregs): Same.
6223 (init_cumulative_args): Same.
6224 (function_arg): Same.
6225
6226 * config/rs6000/rs6000.md (altivec_lvx): New.
6227 (type): Add altivec attribute.
6228 (movv4si): New.
6229 (*movv4si_internal): New.
6230 (movv16qi): New.
6231 (*movv16qi_internal): New.
6232 (movv8hi): New.
6233 (*movv8hi_internal1): New.
6234 (movv4sf): New.
6235 (*movv4sf_internal1): New.
6236 (altivec_stvx): New.
6237 (vaddubm): New.
6238 (vadduhm): New.
6239 (vadduwm): New.
6240 (vaddfp): New.
6241 (vaddcuw): New.
6242 (vaddubs): New.
6243 (vaddsbs): New.
6244 (vadduhs): New.
6245 (vaddshs): New.
6246 (vadduws): New.
6247 (vaddsws): New.
6248 (vand): New.
6249 (vandc): New.
6250 (vavgub): New.
6251 (vavgsb): New.
6252 (vavguh): New.
6253 (vavgsh): New.
6254 (vavguw): New.
6255 (vavgsw): New.
6256 (vcmpbfp): New.
6257 (vcmpequb): New.
6258 (vcmpequh): New.
6259 (vcmpequw): New.
6260 (vcmpeqfp): New.
6261 (vcmpgefp): New.
6262 (vcmpgtub): New.
6263 (vcmpgtsb): New.
6264 (vcmpgtuh): New.
6265 (vcmpgtsh): New.
6266 (vcmpgtuw): New.
6267 (vcmpgtsw): New.
6268 (vcmpgtfp): New.
6269 (vcmpgefp): New.
6270 (vcmpgtub): New.
6271 (vcmpgtsb): New.
6272 (vcmpgtuh): New.
6273 (vcmpgtsh): New.
6274 (vcmpgtuw): New.
6275 (vcmpgtsw): New.
6276 (vcmpgtfp): New.
6277 (vmaxub): New.
6278 (vmaxsb): New.
6279 (vmaxuh): New.
6280 (vmaxsh): New.
6281 (vmaxuw): New.
6282 (vmaxsw): New.
6283 (vmaxfp): New.
6284 (vmrghb): New.
6285 (vmrghh): New.
6286 (vmrghw): New.
6287 (vmrglb): New.
6288 (vmrglh): New.
6289 (vmrglw): New.
6290 (vminub): New.
6291 (vminsb): New.
6292 (vminuh): New.
6293 (vminsh): New.
6294 (vminuw): New.
6295 (vminsw): New.
6296 (vminfp): New.
6297 (vmuleub): New.
6298 (vmulesb): New.
6299 (vmuleuh): New.
6300 (vmulesh): New.
6301 (vmuloub): New.
6302 (vmulosb): New.
6303 (vmulouh): New.
6304 (vmulosh): New.
6305 (vnor): New.
6306 (vor): New.
6307 (vpkuhum): New.
6308 (vpkuwum): New.
6309 (vpkpx): New.
6310 (vpkuhss): New.
6311 (vpkshss): New.
6312 (vpkuwss): New.
6313 (vpkswss): New.
6314 (vpkuhus): New.
6315 (vpkshus): New.
6316 (vpkuwus): New.
6317 (vpkswus): New.
6318 (vrlb): New.
6319 (vrlh): New.
6320 (vrlw): New.
6321 (vslb): New.
6322 (vslh): New.
6323 (vslw): New.
6324 (vsl): New.
6325 (vslo): New.
6326 (vsrb): New.
6327 (vrsh): New.
6328 (vrsw): New.
6329 (vsrab): New.
6330 (vsrah): New.
6331 (vsraw): New.
6332 (vsr): New.
6333 (vsro): New.
6334 (vsububm): New.
6335 (vsubuhm): New.
6336 (vsubuwm): New.
6337 (vsubfp): New.
6338 (vsubcuw): New.
6339 (vsububs): New.
6340 (vsubsbs): New.
6341 (vsubuhs): New.
6342 (vsubshs): New.
6343 (vsubuws): New.
6344 (vsubsws): New.
6345 (vsum4ubs): New.
6346 (vsum4sbs): New.
6347 (vsum4shs): New.
6348 (vsum2sws): New.
6349 (vsumsws): New.
6350 (vxor): New.
6351
63522001-11-07 Daniel Berlin <dan@cgsoftware.com>
6353
6354 * Makefile.in (df.o): Add fibheap.h to dependencies.
6355
6356 * df.h: Add prototypes for transfer functions, iterative_dataflow
6357 functions.
6358 (enum df_flow_dir): New enum.
6359 (enum df_confluence_op): New enum.
6360 (struct df): Add inverse_rts_map.
6361
6362 * df.c: Add sbitmap.h to the list of includes.
6363 (df_rd_global_compute): Removed.
6364 (df_ru_global_compute): Removed.
6365 (df_lr_global_compute): Removed.
6366 (df_rd_transfer_function): New function.
6367 (df_ru_transfer_function): New function.
6368 (df_lr_transfer_function): New function.
6369 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
6370 Use iterative_dataflow_bitmap instead of df_*_global_compute.
6371 (iterative_dataflow_sbitmap): New function.
6372 (iterative_dataflow_bitmap): New function.
6373
63742001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
6375
6376 * doc/gcc.texi: Move terminology and spelling conventions to
6377 htdocs/codingconventions.html.
6378
63792001-11-07 Graham Stott <grahams@redhat.com>
6380
6381 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
6382
6383Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
6384
6385 * expmed.c (expand_mult): Force operand to register before computing
6386 cost.
6387 * i386.c (x86_decompose_lea): New global vairable.
6388 * i386.h (x86_decompose_lea): Declare.
6389 (TARGET_DECOMPOSE_LEA): New macro.
6390 (RTX_COST): Handle leas properly.
6391
63922001-11-06 Richard Henderson <rth@redhat.com>
6393
6394 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
6395 defined for a CONSTRUCTOR; don't check it.
6396
63972001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
6398
6399 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
6400 test for absolute pathnames.
6401
64022001-11-06 Olivier Hainque <hainque@act-europe.fr>
6403
6404 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
6405 instructions up to the target pc inclusive.
6406
64072001-11-06 Steve Christiansen <smc@us.ibm.com>
6408
6409 * loop.c (loop_regs_scan): Don't invalidate PIC register.
6410
64112001-11-06 Eric Christopher <echristo@redhat.com>
6412
6413 * config/mips/mips.md(movdf_internal2): Add constraints for float
6414 to general register move.
6415 * config/mips/elf64.h: Add default ABI.
6416
64172001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6418
6419 * alias.c:: Include langhooks.h.
6420 * emit-rtl.c: Similarly.
6421 * toplev.c: Similarly.
6422 * tree-inline.c: Similarly.
6423 * langhooks-def.h: New, the old langhooks.h. Give the default
6424 hooks a common prefix.
6425 * langhooks.h: Contents extracted from toplev.h.
6426 * toplev.h: Move langhook stuff to langhooks.h.
6427 * langhooks.c: Give default hooks a common prefix.
6428
6429 * c-lang.c: Include langhooks-def.h.
6430 * objc/objc-act.c: Similarly.
6431 * Makefile.in: Update.
6432 * objc/Make-lang.in: Update.
6433
64342001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
6435
6436 * doc/install.texi: Document that configure options not listed in
6437 this file are unsupported. Document --with-system-zlib.
6438
6439Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6440
6441 * rtl.h (mem_for_const_double): New declaration.
6442 * varasm.c (mem_for_const_double): New function.
6443 * config/convex/convex.md (movdf): Use it.
6444 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
6445 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
6446 * config/m68k/m68kv4.h: Likewise.
6447
6448 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
6449 of new GP reg classes.
6450
6451 * expr.c (store_field): When making temp object for unaligned
6452 component, set it to alias set 0.
6453
64542001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
6455
6456 * c-common.c (c_expand_expr_stmt): Apply default conversions to
6457 non-lvalue arrays if C99.
6458 * c-typeck.c (default_conversion): Split out code handling
6459 array-to-pointer and function-to-pointer conversions into a
6460 separate default_function_array_conversion function.
6461 (default_function_array_conversion): New function. Keep track of
6462 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
6463 arrays unchanged outside C99 mode instead of giving an error for
6464 them.
6465 (build_component_ref): Use pedantic_non_lvalue when handling
6466 COMPOUND_EXPR. Don't handle COND_EXPR specially.
6467 (convert_arguments): Use default_function_array_conversion.
6468 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
6469 non-lvalues are OK.
6470 (unary_complex_lvalue): Likewise.
6471 (internal_build_compound_expr): Use
6472 default_function_array_conversion. Apply default conversions to
6473 function in compound expression.
6474 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
6475 Use default_function_array_conversion.
6476 * doc/extend.texi: Update documentation of subscripting non-lvalue
6477 arrays.
6478 Fixes PR c/461.
6479
64802001-11-05 Zack Weinberg <zack@codesourcery.com>
6481
6482 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
6483 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
6484 corresponding to the complete set of .po and .gmo files in
6485 the source directory's po subdir, modified by LINGUAS. Don't
6486 look at ALL_LINGUAS.
6487 * configure.in: Don't set ALL_LINGUAS.
6488 * configure: Regenerate.
6489
6490 * Makefile.in (.po.gmo): Don't move into source directory.
6491 (.po.pox): Clarify comments.
6492 (install-po): Look for .gmo files in both srcdir and objdir;
6493 don't fail if a file is totally missing.
6494 (distclean): rmdir ada subdirectory too.
6495
64962001-11-05 Geoffrey Keating <geoffk@redhat.com>
6497
6498 * config/rs6000/rs6000.c (rs6000_select_section): Handle
6499 CONSTRUCTORs _correctly_.
6500
65012001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6502
6503 * c-decl.c (delete_block): Remove.
6504 * c-tree.h (delete_block): Remove.
6505
65062001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6507
6508 * cppexp.c (lex, parse_defined): Update warning about defined.
6509
65102001-11-05 Geoffrey Keating <geoffk@redhat.com>
6511
6512 * config/rs6000/rs6000.c (rs6000_select_section): Handle
6513 CONSTRUCTORs too.
6514
65152001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
6516
6517 * config/arm/arm.c (arm_return_in_memory): Cope with
6518 int_size_in_bytes returning -1.
6519
6520 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
6521 DECL being NULL.
6522
6523Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
6524
6525 * Makefile.in (bb-reorder.o): Add dependency on cfglayout.h;
6526 remove unneeded dependencies;
6527 (cfglayout.o): New.
6528 * cfglayout.c, cfglayout.h: New files; break out from ...
6529 * bb-reorder.c: ... here; Remove unneeded includes;
6530
65312001-11-04 Alan Modra <amodra@bigpond.net.au>
6532
6533 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
6534
65352001-11-04 David Edelsohn <edelsohn@gnu.org>
6536
6537 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
6538 mode as well. Do not explicitly create intermediate regs.
6539
65402001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6541
6542 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
6543 (common_section): Delete unused variable.
6544 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
6545 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
6546 * arm-protos.h (arm_poke_function_name, aof_add_import,
6547 aof_delete_import): Const-ify.
6548 * arm.c (legitimize_pic_address): Wrap variables in the macro
6549 controlling their usage.
6550 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
6551 (arm_poke_function_name, pic_chain, import, aof_add_import,
6552 aof_delete_import): Const-ify.
6553 * i386.c (ix86_osf_output_function_prologue): Const-ify.
6554 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
6555 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
6556 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
6557 * i860/sysv3.h: Add missing comment closure.
6558 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
6559 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
6560 to symbolic_operand.
6561
6562 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
6563 (i960-*-*): Set tmake_file.
6564 (sparc86x-*-elf*): Fix typo in header name.
6565
6566 * sched-rgn.c (schedule_insns): Delete unused variable.
6567
65682001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6569
6570 PR c/2820
6571 * c-typeck.c (lookup_field): Rework to return a chain down to
6572 the looked-up field.
6573 (build_component_ref): Use the new lookup_field to handle
6574 nested anonymous entities correctly.
6575
6576Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6577
6578 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
6579 Change parameters to gen_rtx_CONST_DOUBLE.
6580 (GEN_INT64, sparc_emit_set_const64): Likewise.
6581 * config/sparc/sparc.md (movdf split): Likewise.
6582
65832001-11-03 Geoffrey Keating <geoffk@redhat.com>
6584
6585 * unroll.c (calculate_giv_inc): Use find_last_value rather
6586 than just hoping the last instruction is the right SET.
6587 [Fixes 990604-1.c on stormy16.]
6588
6589 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
6590 library at all if -T is used.
6591
6592 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
6593 some uses of uninitialized variables in error cases.
6594
6595 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
6596 look at 'temp' if we won't be using it.
6597
6598 * config/stormy16/stormy16.h (CONST_COSTS): Define.
6599 (RTX_COSTS): Define.
6600 (ADDRESS_COST): Define.
6601 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
6602
6603 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
6604
6605 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
6606 stormy16_asm_output_mi_thunk.
6607 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
6608 function.
6609 * config/stormy16/stormy16-protos.h
6610 (stormy16_asm_output_mi_thunk): New prototype.
6611
66122001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
6613
6614 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
6615 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
6616 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
6617 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
6618 sched-int.h, toplev.c, config/alpha/alpha.c,
6619 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
6620 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
6621 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
6622 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
6623 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
6624 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
6625 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
6626
66272001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6628
6629 * Makefile.in (dbxout.o): Depend on function.h.
6630 * collect2.c (is_in_list): Hide unused function.
6631 * dbxout.c: Include function.h.
6632 (source_label_number, dbxout_source_line, dbxout_source_file,
6633 dbxout_function_end, dbxout_begin_function): Wrap/move inside
6634 macros controlling usage.
6635 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
6636 * output.h (exports_section): Prototype.
6637
6638 * convex.c (convex_output_function_prologue): Fix format specifier
6639 warning.
6640 (asm_declare_function_name): Fix signed/unsigned warning.
6641 (print_operand): Fix format specifier warning.
6642 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
6643 * dsp16xx-protos.h (uns_comparison_operator,
6644 num_1600_core_shifts): Prototype.
6645 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
6646 (frame_size, frame_pointer_offset): Delete.
6647 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
6648 Make static. Fix format specifier warnings.
6649 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
6650 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
6651 * dsp16xx.md: Add default case in switches.
6652 * fr30.h (IN_RANGE): Delete.
6653 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
6654 * mcore-protos.h (mcore_output_cmov): Const-ify.
6655 * mcore.c (mcore_output_cmov): Likewise.
6656 * mcore.h (switch_to_section): Make static and prototype.
6657 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
6658 unsigned>=0 warnings.
6659 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
6660 * rs6000-protos.h (read_only_data_section,
6661 read_only_private_data_section): Prototype.
6662 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6663 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
6664 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
6665
66662001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6667
6668 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
6669 ATTRIBUTE_UNUSED.
6670 * final.c (final_scan_insn): Add brackets around body of if-stmt.
6671 * gcc.c (convert_filename): Add static prototype. Const-ify.
6672 Wrap variable in macros controlling its use.
6673 * output.h (sdata_section): Add prototype.
6674
6675 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
6676 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
6677 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
6678 (ASM_FILE_START): Const-ify.
6679 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
6680 specifier warning.
6681 * c4x.md: Don't use the 'U' integer suffix.
6682 * clipper.md (clipper_movstr): Delete declaration.
6683 * d30v-protos.h (d30v_move_2words): Const-ify.
6684 (debug_stack_info): Add prototype.
6685 * d30v.c: Include "integrate.h".
6686 (d30v_function_arg_boundary, d30v_function_arg,
6687 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
6688 signed/unsigned warnings.
6689 (d30v_print_operand_memory_reference, d30v_move_2words):
6690 Const-ify.
6691 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
6692 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
6693 * fr30.md: Const-ify.
6694 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
6695 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
6696 (mvs_get_label_page): Hide unused static function.
6697 * i860.c (current_function_original_name): Const-ify.
6698 * i860/sysv3.h (current_function_original_name): Likewise.
6699 * i860/sysv4.h (current_function_original_name): Likewise.
6700 * i960.md: Add default case in switches. Remove unused variable.
6701 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
6702 * m32r.md: Const-ify.
6703 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
6704 * m68hc11.c: Include "reload.h".
6705 (static_chain_reg, print_options, m68hc11_asm_file_start):
6706 Const-ify.
6707 * m68hc11.md: Delete unused variable. Const-ify. Add parens
6708 around & in comparison.
6709 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
6710 * mn10200.c (shift_mode): Remove trailing comma.
6711 * mn10300-protos.h (output_tst): Const-ify.
6712 * mn10300.c (output_tst): Likewise.
6713 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
6714 warnings.
6715 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
6716 * pa.c (output_ascii): Likewise.
6717 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
6718 * pdp11.md (expand_unop): Delete declarations.
6719 * pj-protos.h (pj_output_addsi3): Const-ify.
6720 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
6721 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
6722 unique_src_operand): Add prototypes.
6723 (pj_output_store_into_lval): Make definition static.
6724 (pj_function_incoming_arg): Don't use unary plus.
6725 (pj_output_addsi3): Const-ify.
6726 * romp.md (get_symref): Delete declarations.
6727 * v850-c.c (mark_current_function_as_interrupt): Don't return
6728 value from void function.
6729 * v850.c: Include "integrate.h".
6730 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
6731 * vax-protos.h (const_section): Add prototype.
6732
67332001-11-03 Aldy Hernandez <aldyh@redhat.com>
6734
6735 * machmode.def: Add documentation for the seventh argument in
6736 vector modes.
6737
67382001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
6739
6740 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
6741 consistently.
6742 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
6743 <-melf>: Don't have markup for ELF acronym.
6744
67452001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
6746
6747 * config.gcc (mmix-*-*): New target.
6748 * doc/invoke.texi: Document MMIX options.
6749 * doc/contrib.texi: Add note about MMIX port to my entry.
6750 * config/mmix/t-mmix: New file.
6751 * config/mmix/mmix.h: New file.
6752 * config/mmix/mmix-protos.h: New file.
6753 * config/mmix/mmix.c: New file.
6754 * config/mmix/mmix.md: New file.
6755 * config/mmix/crti.asm: New file.
6756 * config/mmix/crtn.asm: New file.
6757
67582001-11-03 Kazu Hirata <kazu@hxi.com>
6759
6760 * config/sparc/linux-aout.h: Fix comment formatting.
6761 * config/sparc/linux.h: Likewise.
6762 * config/sparc/linux64.h: Likewise.
6763 * config/sparc/lynx.h: Likewise.
6764 * config/sparc/pbd.h: Likewise.
6765 * config/sparc/sol2-sld-64.h: Likewise.
6766 * config/sparc/sol2.h: Likewise.
6767 * config/sparc/sparc.c: Likewise.
6768 * config/sparc/sparc.h: Likewise.
6769 * config/sparc/sparc.md: Likewise.
6770 * config/sparc/sunos4.h: Likewise.
6771 * config/sparc/vxsim.h: Likewise.
6772 * config/sparc/vxsparc.h: Likewise.
6773 * config/sparc/vxsparc64.h: Likewise.
6774
6775Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6776
6777 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
6778 reference to CONST_DOUBLE_MEM in comment.
6779 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
6780 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
6781 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
6782 * function.c (pop_function_context_from): Don't call
6783 restore_varasm_status.
6784 * function.h (restore_varasm_status): Delete declaration.
6785 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
6786 * rtl.c: Likewise.
6787 * rtl.def (CONST_DOUBLE): Update comment.
6788 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
6789 (CONST_DOUBLE_CHAIN): Likewise.
6790 (CONST_DOUBLE_MEM): Delete.
6791 (gen_rtx_CONST_DOUBLE): Update parameters.
6792 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
6793 Remove reference to CONST_DOUBLE_MEM.
6794 (const_alias_set): New variable.
6795 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
6796 (immed_real_const_1): Adjust tests for 0, 1, and 2.
6797 Don't set CONST_DOUBLE_MEM.
6798 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
6799 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
6800 Put constant in const_alias_set.
6801 (struct pool_constant): ALIGN now unsigned.
6802 OFFSET now HOST_WIDE_INT.
6803 Delete LABEL.
6804 (restore_varasm_status): Deleted.
6805 (mark_pool_constant): Mark desc->rtl.
6806 (force_const_mem): Rework to store rtl in hash table,
6807 not CONST_DOUBLE_MEM.
6808 Put constant in const_alias_set.
6809 (find_pool_constant): Check desc->rtl.
6810 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
6811 (init_varasm_once): Initialize const_alias_set.
6812
6813 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
6814 force_const_mem.
6815
6816 * reload.c (combine_reloads): Don't combine an output reload if there
6817 are other reloads around for part of the output.
6818
6819 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
6820 constant expression.
6821 (set_mem_decl): New function.
6822 * expr.h (set_mem_decl): New declaration.
6823 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
6824 (output_asm_operand_names): Add tab.
6825 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
6826
6827 * builtins.c (get_memory_rtx): Properly set MEM alias set and
6828 attributes.
6829
68302001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
6831
6832 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
6833 Use "invalid" instead of "illegal". Use @r in comments in
6834 examples.
6835
68362001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
6837
6838 * c-decl.c (pushdecl): Move block inside if conditional to remove
6839 possibility of a segfault. Lookup block-level extern
6840 variables in enclosing scopes correctly.
6841
6842 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
6843
68442001-11-02 Aldy Hernandez <aldyh@redhat.com>
6845
6846 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
6847 SUBREG so we avoid SUBREGing memory.
6848
6849 * expmed.c (store_bit_field): Same.
6850
68512001-11-02 DJ Delorie <dj@redhat.com>
6852
6853 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
6854 using FP registers for DImode mem-mem moves is acceptable.
6855
68562001-11-02 Aldy Hernandez <aldyh@redhat.com>
6857
6858 * builtins.c (apply_args_size): Handle vector arguments.
6859 (apply_result_size): Same.
6860
6861 * machmode.def: Set WIDER mode field for all vector entries.
6862
68632001-11-02 Graham Stott <grahams@redhat.com>
6864
6865 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
6866
68672001-11-01 Eric Christopher <echristo@redhat.com>
6868
6869 * config.gcc: Revert part of earlier patch.
6870 * config/mips/linux.h: Ditto.
6871 * df.c: Include tm_p.h to avoid warnings.
6872 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
6873 #if/#endif.
6874 * config/mips/mips.c: Define mips_abi regardless.
6875 (mips_output_function_prologues): Add long casts for .frame
6876 output.
6877 (override_options): Allow use of ABI_32.
6878
68792001-11-01 Kazu Hirata <kazu@hxi.com>
6880
6881 * config/m68hc11/m68hc11.c: Fix comment formatting.
6882 * config/m68hc11/m68hc11.h: Likewise.
6883 * config/m68hc11/m68hc11.md: Likewise.
6884
68852001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
6886
6887 * c-typeck.c (default_conversion): Retain the original expression
6888 codes.
6889 * gcc.dg/Wparentheses.c: New tests.
6890
68912001-11-01 David S. Miller <davem@redhat.com>
6892
6893 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
981f6289 6894 64-bit SPARC description more in line with reality.
619acae7
JL		 6895
68962001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
6897
6898 * Makefile.in (GCOV_OBJS): Add version.o.
6899 * gcov.c: Include "version.h" and <getopt.h>.
6900 (gcov_version_string): Remove.
6901 (print_usage): Take a parameter to determine whether this is a
6902 call from --help or an error message. Give fuller output that
6903 follows the GNU Coding Standards for --help.
6904 (print_version): New function.
6905 (options): New.
6906 (process_args): Use getopt_long. Support long options. Follow
6907 GNU Coding Standards for --help and --version.
6908 * doc/gcov.texi: Document long options.
6909 Addresses part of PR other/704.
6910
69112001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6912
6913 * pa.c (output_move_double): Fix typo in double load.
6914
69152001-11-01 Kazu Hirata <kazu@hxi.com>
6916
6917 * config/h8300/h8300.c (h8300_encode_label): Compute a string
6918 before passing it to ggc_alloc_string.
6919
69202001-11-01 Kazu Hirata <kazu@hxi.com>
6921
6922 * config/m68k/3b1.h: Fix comment formatting.
6923 * config/m68k/3b1g.h: Likewise.
6924 * config/m68k/a-ux.h: Likewise.
6925 * config/m68k/amix.h: Likewise.
6926 * config/m68k/apollo68.h: Likewise.
6927 * config/m68k/atari.h: Likewise.
6928 * config/m68k/aux-exit.c: Likewise.
6929 * config/m68k/ccur-GAS.h: Likewise.
6930 * config/m68k/crds.h: Likewise.
6931 * config/m68k/dpx2.h: Likewise.
6932 * config/m68k/dpx2g.h: Likewise.
6933 * config/m68k/hp310.h: Likewise.
6934 * config/m68k/hp320.h: Likewise.
6935 * config/m68k/isi.h: Likewise.
6936 * config/m68k/linux.h: Likewise.
6937 * config/m68k/lynx.h: Likewise.
6938 * config/m68k/m68k-psos.h: Likewise.
6939 * config/m68k/m68k.c: Likewise.
6940 * config/m68k/m68k.h: Likewise.
6941 * config/m68k/m68k.md: Likewise.
6942 * config/m68k/m68kelf.h: Likewise.
6943 * config/m68k/m68kv4.h: Likewise.
6944 * config/m68k/mot3300.h: Likewise.
6945 * config/m68k/news.h: Likewise.
6946 * config/m68k/next.h: Likewise.
6947 * config/m68k/pbb.h: Likewise.
6948 * config/m68k/plexus.h: Likewise.
6949 * config/m68k/sgs.h: Likewise.
6950 * config/m68k/sun3.h: Likewise.
6951 * config/m68k/tower.h: Likewise.
6952 * config/m68k/vxm68k.h: Likewise.
6953
69542001-10-31 DJ Delorie <dj@redhat.com>
6955
6956 * config/mips/mips.h (mips_cache_flush_func): Prototype.
6957 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
6958 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
6959 * config/mips/mips.c (mips_cache_flush_func): New.
6960 * doc/invoke.texi: Document the new options.
6961
69622001-10-31 Hans-Peter Nilsson <hp@axis.com>
6963
6964 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
6965 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
6966
6967 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
6968
6969 * config/cris/cris.c: Include output.h after tree.h but before
6970 target.h.
6971
69722001-10-31 Zack Weinberg <zack@codesourcery.com>
6973
6974 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
6975 (INTL_SUBDIRS): Just intl.
6976 (.SUFFIXES): Add .gmo .po .pox.
6977 (native): Also depend on build-@POSUB@.
6978 (intl.all, intl.install): Depend on config.h and things it includes.
6979 (po-generated): New target; depend on c-parse.c and tradcif.c.
6980 (install-normal): Also depend on install-@POSUB@.
6981 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
6982 (build-, install-, build-po, update-po, install-po,
6983 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
6984
6985 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
6986 * configure.in: Don't munge XGETTEXT. Don't generate
6987 po/Makefile.in.
6988 * configure: Regenerate.
6989
6990 * exgettext: Delete.
6991 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
6992 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
6993
69942001-10-31 Kazu Hirata <kazu@hxi.com>
6995
6996 * config/h8300/h8300.md (two anonymous patterns): New.
6997
69982001-10-31 Aldy Hernandez <aldyh@redhat.com>
6999
7000 * tree.h (tree_index): Add support for V16QI and V8HI.
7001 (V8HI_type_node): New.
7002 (V16QI_type_node): New.
7003
7004 * tree.c (build_common_tree_nodes_2): Same.
7005
7006 * c-common.c (type_for_mode): Same.
7007
70082001-10-31 Kazu Hirata <kazu@hxi.com>
7009
7010 * config/i386/att.h: Fix comment formatting.
7011 * config/i386/beos-elf.h: Likewise.
7012 * config/i386/bsd.h: Likewise.
7013 * config/i386/bsd386.h: Likewise.
7014 * config/i386/crtdll.h: Likewise.
7015 * config/i386/cygwin.asm: Likewise.
7016 * config/i386/cygwin.h: Likewise.
7017 * config/i386/djgpp.h: Likewise.
7018 * config/i386/freebsd-aout.h: Likewise.
7019 * config/i386/freebsd.h: Likewise.
7020 * config/i386/gas.h: Likewise.
7021 * config/i386/i386-interix.h: Likewise.
7022 * config/i386/i386-protos.h: Likewise.
7023 * config/i386/i386.c: Likewise.
7024 * config/i386/i386.h: Likewise.
7025 * config/i386/i386.md: Likewise.
7026 * config/i386/i386elf.h: Likewise.
7027 * config/i386/interix.c: Likewise.
7028 * config/i386/isc.h: Likewise.
7029 * config/i386/isccoff.h: Likewise.
7030 * config/i386/iscdbx.h: Likewise.
7031 * config/i386/linux.h: Likewise.
7032 * config/i386/lynx.h: Likewise.
7033 * config/i386/mingw32.h: Likewise.
7034 * config/i386/netbsd-elf.h: Likewise.
7035 * config/i386/next.h: Likewise.
7036 * config/i386/osf1elf.h: Likewise.
7037 * config/i386/osfrose.h: Likewise.
7038 * config/i386/sco5.h: Likewise.
7039 * config/i386/seq-gas.h: Likewise.
7040 * config/i386/seq-sysv3.h: Likewise.
7041 * config/i386/sequent.h: Likewise.
7042 * config/i386/sol2.h: Likewise.
7043 * config/i386/sun386.h: Likewise.
7044 * config/i386/uwin.asm: Likewise.
7045 * config/i386/uwin.h: Likewise.
7046 * config/i386/vxi386.h: Likewise.
7047 * config/i386/win32.h: Likewise.
7048 * config/i386/winnt.c: Likewise.
7049 * config/i386/xm-cygwin.h: Likewise.
7050 * config/i386/xm-mingw32.h: Likewise.
7051
70522001-10-31 Kazu Hirata <kazu@hxi.com>
7053
7054 * builtins.def: Fix comment typos.
7055 * config/alpha.c: Likewise.
7056 * config/arm/arm.c: Likewise.
7057 * config/avr/avr.h: Likewise.
7058 * config/d30v/d30v.c: Likewise.
7059 * config/d30v/d30v.h: Likewise.
7060 * config/d30v/d30v.md: Likewise.
7061 * config/dsp16xx/dsp16xx.c: Likewise.
7062 * config/fr30/fr30.c: Likewise.
7063 * config/fr30/fr30.md: Likewise.
7064 * config/i386/i386.c: Likewise.
7065 * config/i860/i860.c: Likewise.
7066 * config/i960/i960.c: Likewise.
7067 * config/ia64/ia64.c: Likewise.
7068 * config/mips/mips.c: Likewise.
7069 * config/pa/pa.c: Likewise.
7070 * config/rs6000/rs6000.c: Likewise.
7071 * config/s390/s390.c: Likewise.
7072 * config/sparc/sparc.c: Likewise.
7073
70742001-10-30 Kazu Hirata <kazu@hxi.com>
7075
7076 * config/mips/elf.h: Fix comment formatting.
7077 * config/mips/elf64.h: Likewise.
7078 * config/mips/iris5.h: Likewise.
7079 * config/mips/iris5gas.h: Likewise.
7080 * config/mips/iris6.h: Likewise.
7081 * config/mips/isa3264.h: Likewise.
7082 * config/mips/linux.h: Likewise.
7083 * config/mips/mips.c: Likewise.
7084 * config/mips/mips.h: Likewise.
7085 * config/mips/mips.md: Likewise.
7086 * config/mips/mips16.S: Likewise.
7087 * config/mips/netbsd.h: Likewise.
7088 * config/mips/osfrose.h: Likewise.
7089 * config/mips/r3900.h: Likewise.
7090 * config/mips/sni-svr4.h: Likewise.
7091 * config/mips/svr4-t.h: Likewise.
7092 * config/mips/ultrix.h: Likewise.
7093
70942001-10-30 Daniel Berlin <dan@cgsoftware.com>
7095
7096 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
7097 when we update head->current.
7098
70992001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
7100
7101 * tree.c (id_string_size): Remove.
7102 (dump_tree_statistics): Update.
7103 * toplev.c (compile_file): If dumping stats, dump tree stats too.
7104
7105Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
7106
7107 * sched-rgn.c (schedule_insns): Fix comment.
7108
71092001-10-30 Zack Weinberg <zack@codesourcery.com>
7110
7111 * configure.in: Correct previous change: don't assume that
7112 gas's version number _isn't_ the last thing on the line, or
7113 isn't the only number on the line, either.
7114 * configure: Regenerate.
7115
71162001-10-30 Kazu Hirata <kazu@hxi.com>
7117
7118 * cfgcleanup.c: Fix a comment typo.
7119
71202001-10-30 Kazu Hirata <kazu@hxi.com>
7121
7122 * alias.c: Fix comment formatting.
7123 * recog.c: Likewise.
7124 * config/cris/cris.c: Likewise.
7125 * config/cris/cris.h: Likewise.
7126 * config/i960/i960.c: Likewise.
7127 * config/i960/i960.h: Likewise.
7128
71292001-10-30 Kazu Hirata <kazu@hxi.com>
7130
7131 * config/arm/arm.c: Fix a comment typo.
7132 * config/arm/arm.h: Likewise.
7133 * config/ia64/ia64.c: Likewise.
7134
71352001-10-30 Jakub Jelinek <jakub@redhat.com>
7136
7137 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
7138 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
7139 * rtl.h (set_unique_reg_note): Change return value.
7140 * gcse.c (try_replace_reg): Use set_unique_reg_note.
7141 * cse.c (cse_insn): Likewise.
7142 * expr.c (emit_move_insn): Likewise.
7143 * explow.c (force_reg): Likewise.
7144 * local-alloc (update_equiv_regs): Likewise.
7145 * loop.c (move_moveables, load_mems): Likewise.
7146 * reload (find_reloads): Likewise.
7147
71482001-10-30 Paolo Bonzini <bonzini@gnu.org>
7149
7150 Localization fixes.
7151 * c-decl.c (parmlist_tags_warning, start_struct,
7152 check_for_loop_decls): Separate messages for struct, union and
7153 enum cases to allow for languages in which they have different
7154 genders.
7155 * c-format.c (scanf_flag_specs): Separate short and long name of
7156 the assignment suppression feature.
7157 (check_format_types): Localize "pointer" and "different types"
7158 strings.
7159 * c-lex.c (lex_number): Localize "an unsigned long int" and
7160 related strings.
7161 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
7162 warning message.
7163 * c-typeck.c (build_unary_up): Separate messages for increment and
7164 decrement cases to allow for languages in which they use different
7165 articles. Localize the strings "increment" and "decrement" in one
7166 case.
7167
7168Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
7169
7170 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
7171 when no changes has been made.
7172
7173 * gcse.c (reg_set_bitmap): Turn into reg_set.
7174 (modify_mem_list_set, canon_modify_mem_list_set)
7175 (clear_modify_mem_tables, free_modify_mem_tables): New.
7176 (gcse_main); Use free_modify_mem_tables.
7177 (free_gcse_mem): Likewise; free the bitmaps.
7178 (alloc_gcse_main): Initialize the bitmaps.
7179 (canon_list_insert): Set canon_modify_mem_list_set.
7180 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
7181 (compute_hash_table): Use clear_modify_mem_tables.
7182 (reset_opr_set_tables): Likewise.
7183 (oprs_not_set_p): reg_set_bitmap is regset.
7184 (mark_set, mark_clobber): Likewise.
7185
7186 * df.h (DF_EQUIV_NOTES): New constant.
7187 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
7188 when asked for.
7189
7190 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
7191 (init_regions, schedule_insns): Conditionalize the checking
7192 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
7193
7194Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
7195
7196 * i386.md (movti_rex64 splitter): Fix condition.
7197
71982001-10-29 Zack Weinberg <zack@codesourcery.com>
7199
7200 * configure.in: Do not assume that gas's version number is the
7201 last thing on the first line of as --version output.
7202 * configure: Regenerate.
7203
7204 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
7205 MT_WARNING, MT_ERROR, MT_FATAL.
7206 (main): Call gcc_init_libintl.
7207 (v_message): Call gettext on msgid and "warning: "
7208 * tradcif.y: Include intl.h.
7209 (yyerror): Make parameter definition consistent with
7210 prototype. Call gettext on msgid argument.
7211
72122001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7213
7214 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
7215 warnings.
7216
7217 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
7218
7219Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7220
7221 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
7222 before referencing it.
7223
72242001-10-26 DJ Delorie <dj@redhat.com>
7225
7226 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
7227 override -G, and force -G0.
7228
72292001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
7230
7231 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
7232 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
7233 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
7234 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
7235
7236 * loop.h (struct induction): Rename ext_dependant to
7237 ext_dependent.
7238 * loop.c: Change all uses.
7239 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
7240 All callers changed.
7241 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
7242
72432001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
7244
7245 * c-parse.in (expr_no_commas, primary), c-typeck.c
7246 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
7247
72482001-10-29 David Edelsohn <edelsohn@gnu.org>
7249
7250 Undo assemble_name change in earlier patch.
7251
7252Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
7253
7254 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
7255 determining the type of the receiver, do not check that TREE_CODE
7256 of receiver is CALL_EXPR before calling receiver_is_class_object().
7257 (receiver_is_class_object): For the GNU runtime: recognize
7258 the case that the receiver is self in a class method context.
7259 Check that TREE_CODE of receiver is CALL_EXPR when checking that
7260 the receiver is a call to objc_get_class.
7261
72622001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7263
7264 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
7265
7266Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7267
7268 * Makefile.in (OBJS): Put all files in alphabetical order.
7269
7270 * dwarf2out.c (add_const_value_attribute): Fix error in last
7271 change.
7272
7273Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
7274
7275 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
7276 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
7277 fix warning.
7278 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
7279 (life_analysis): call purge_all_dead_edges after deleting noops.
7280 (delete_noop_move): Do not purge CFG.
7281 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
7282
72832001-10-28 David Edelsohn <edelsohn@gnu.org>
7284
7285 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
7286 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
7287 (ASM_GLOBALIZE_LABEL): Use assemble_name.
7288 (ASM_OUTPUT_COMMON): Likewise.
7289 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
7290 (rs6000_output_function_epilogue): Likewise.
7291 (output_mi_thunk): Fix typo.
7292 (rs6000_output_symbol_ref): Use assemble_name.
7293 (output_toc): Likewise.
7294 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
7295 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
7296 assemble_name calls STRIP_NAME_ENCODING.
7297 (ASM_OUTPUT_LABEL): Use assemble_name.
7298 (ASM_GLOBALIZE_LABEL): Likewise.
7299 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7300 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
7301 (ASM_OUTPUT_LOCAL): Likewise.
7302
7303Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7304
7305 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
7306 (expand_builtin_apply, expand_builtin_return): Likewise.
7307 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
7308
73092001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
7310
7311 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
7312 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
7313 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
7314 configure, configure.in, except.c, except.h, flow.c, function.c,
7315 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
7316 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
7317 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
7318 unroll.c: Fix spelling errors.
7319
7320 * doc/extend.texi, doc/invoke.texi: Fix spelling.
7321
7322 * doc/gcc.texi: Document use of "dependent" and American spelling.
7323
7324Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
7325
7326 * expr.c (emit_group_load): Support CONCATs by storing them to memory
7327 and reloading.
7328
7329Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7330
7331 * expr.c (store_constructor_field): Only call adjust_address on MEM.
7332
7333Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
7334
7335 * genrecog.c (write_switch): Output if before switch for
7336 DT_elt_zero_wide_safe.
7337
73382001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7339
7340 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
7341 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
7342 (FUNCTION_PROFILER): Const-ify.
7343 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
7344 (eliminate_constant_term, assemble_name, output_addr_const):
7345 Remove declarations.
7346 (ptr_half_pic_address_p, half_pic_hash): Prototype.
7347 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
7348 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
7349 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
7350 (half_pic_declare, half_pic_external): Const-ify.
7351 * toplev.c: Include "halfpic.h".
7352
73532001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
7354
7355 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
7356 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
7357 config/i386/i386.c, config/i386/i386-interix.h,
7358 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
7359 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
7360 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
7361 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
7362 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
7363 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
7364 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
7365 spelling errors.
7366
7367 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
7368 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
7369 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
7370 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
7371 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
7372 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
7373 system.h, toplev.c: Fix spelling errors.
7374
7375Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7376
7377 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
7378
7379 * dwarf2out.c (reg_number): Abort if pseudo.
7380 (reg_loc_descriptor): Return 0 if pseudo.
7381 (is_based_loc): Return 0 if pseudo.
7382 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
7383 recursive calls.
7384 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
7385 (loc_descriptor): Return 0 if can't find location and handle 0
7386 return from recursive calls.
7387 (loc_descriptor_from_tree): Likewise.
7388 Fix handling of indirect.
7389 Also return 0 for PLACEHOLDER_EXPR.
7390 Clean up COMPONENT_REF cases.
7391 (add_AT_location_descriptor): Simplify, but handle 0 return from
7392 loc_descriptor.
7393 (add_const_value_attribute): Avoid shift count warning.
7394 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
7395 Set comp_unit_die as context if not in function.
7396
7397 * config/mips/mips-protos.h: Break up long lines.
7398 Remove needless #ifdef/#endif blocks.
7399 Don't declare functions declared in file made by genpreds or recog.h.
7400 * config/mips/mips.c (mips_output_function_prologue): TSIZE
7401 is now HOST_WIDE_INT; delete unneeded casts.
7402 * config/mips/mips.h: Don't use #elif.
7403
7404 * expr.c (stor_constructor_field): Always call adjust_address.
7405 Copy TARGET before changing its alias set.
7406 (store_field): Likewise, for TO_RTX.
7407 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
7408 replacement.
7409 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
7410 (find_placeholder): Return 0 if can't find object.
7411 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
7412 returns 0.
7413
7414Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
7415
7416 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
7417
7418Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
7419
7420 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
7421 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
7422 (merge_blocks): Properly udpate life after making edge nonfallthru.
7423 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
7424
74252001-10-26 Kazu Hirata <kazu@hxi.com>
7426
7427 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
7428
74292001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
7430
7431 * c-typeck.c (convert_arguments): When comparing for enumeral
7432 type equality, use TYPE_MAIN_VARIANT.
7433 * gcc.dg/Wconversion.c: New tests.
7434
74352001-10-26 Kazu Hirata <kazu@hxi.com>
7436
7437 * s390/s390.c: Fix comment typos.
7438 * s390/s390.h: Likewise.
7439 * s390/s390.md: Likewise.
7440
74412001-10-26 Alexandre Oliva <aoliva@redhat.com>
7442
7443 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
7444 (walk_tree): Use it for tail calls where appropriate.
7445
74462001-10-26 Alexandre Oliva <aoliva@redhat.com>
7447
7448 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
7449 non-local label_refs.
7450
74512001-10-26 Kazu Hirata <kazu@hxi.com>
7452
7453 * config/h8300/h8300.md (4 anonymous patterns): New.
7454
74552001-10-26 Kazu Hirata <kazu@hxi.com>
7456
7457 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
7458 algorithm through the shift_info structure.
7459 (emit_a_shift): Update the use of get_shift_alg.
7460
74612001-10-27 Daniel Berlin <dan@cgsoftware.com>
7462
7463 * sched-rgn.c: Remove bitset typedef.
7464 Change bitset to sbitmap in prototypes / variable types.
7465 Remove bbset_size.
7466 Remove edgeset_bits.
7467 Remove edgeset_size.
7468 s/BITSET_ADD/SET_BIT/g
7469 s/BITSET_INVERT/sbitmap_ones/g
7470 s/BITSET_INTER/sbitmap_a_and_b/g
7471 s/BITSET_UNION/sbitmap_a_or_b/g
7472 s/BITSET_DIFFER/sbitmap_difference/g
7473 s/bitset_member/TEST_BIT/g
7474 (BITSET_*): Removed.
7475 (bitset_member): Removed.
7476 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
7477 EXECUTE_IF_SET_IN_SBITMAP.
7478 (split_edges): Rewrite, use sbitmap functions instead of bitset
7479 operations.
7480 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
7481
74822001-10-26 Andreas Schwab <schwab@suse.de>
7483
7484 * reload1.c (emit_input_reload_insns): Fix parens in last
7485 (undocumented) change that was supposed to change only whitespace.
7486
7487Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7488
7489 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
7490
7491 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
7492 ASM_OPERANDS.
7493
74942001-10-26 Andreas Jaeger <aj@suse.de>
7495
7496 * flow.c (clear_log_links): Remove unused variable.
7497 * cfgcleanup.c (cleanup_cfg): Likewise.
7498
74992001-10-26 Alexandre Oliva <aoliva@redhat.com>
7500
7501 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
7502 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
7503
75042001-10-26 Richard Henderson <rth@redhat.com>
7505
7506 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
7507 rename PV_REG to R27_REG.
7508 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
7509 (REG_CLASS_FROM_LETTER): Update.
7510 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
7511 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
7512 (udivsi3, modsi3, umodsi3): Likewise.
7513 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
7514
75152001-10-26 Richard Henderson <rth@redhat.com>
7516
7517 * cfg.c (clear_aux_for_blocks): Split out of ...
7518 (free_aux_for_blocks): here.
7519 (clear_aux_for_edges): Split from ...
7520 (free_aux_for_edges): here.
7521 * basic-block.h: Declare them.
7522 * lcm.c (compute_antinout_edge): Use them.
7523 (compute_laterin, compute_available, compute_nearerout): Likewise.
7524 (optimize_mode_switching): Likewise.
7525
75262001-10-26 Richard Henderson <rth@redhat.com>
7527
7528 * Makefile.in (unstage*): Remove as, ld, collect-ld before
7529 moving everything back to the main build directory.
7530
75312001-10-26 Christopher Faylor <cgf@redhat.com>
7532
7533 * config/i386/cygwin.h: Search target specific include directory, if
7534 appropriate.
7535
75362001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7537
7538 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
7539 of macro guards. Fix #endif comment.
7540
7541 * output.h (default_exception_section, default_eh_frame_section):
7542 Move prototypes outside of macro guard.
7543
7544 * crtstuff.c: Fix #endif comment.
7545
7546Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
7547
7548 * doc/md.texi (movMM): Clarify semantics of storing into a
7549 non-paradoxical SUBREG.
7550
75512001-10-25 Zack Weinberg <zack@codesourcery.com>
7552
7553 * langhooks.c (lang_hook_default_clear_binding_stack): New.
7554 (lang_hook_default_get_alias_set): Move next to other alias
7555 hooks.
7556 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
7557 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
7558 (LANG_HOOKS_INITIALIZER): Add it.
7559 * toplev.h (struct lang_hooks): Add clear_binding_stack.
7560 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
7561 instead of a loop calling poplevel.
7562
75632001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
7564
7565 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
7566 occurrences of #elif with #if...#endif.
7567
75682001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7569
7570 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
7571
7572Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7573
7574 * alias.c (can_address_p): No longer static.
7575 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
7576 Return 0 if all parameters are default values.
7577 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
7578 (adjust_address_1): Try harder to compute a size.
7579 * expr.c (expand_assignment, store_constructor): If can't address,
7580 set MEM_KEEP_ALIAS_SET_P.
7581 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
7582 (store_field): Likewise.
7583 (store_constructor): Simplify call to store_constructor_field.
7584 * expr.h (can_address_p): New declaration.
7585 * gensupport.c (gen_rtx_CONST_INT): New function.
7586 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
7587 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
7588 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
7589
7590 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
7591
75922001-10-24 Christopher Faylor <cgf@redhat.com>
7593
7594 * config/i386/cygwin.h: Use proper path for mingw crt files when
7595 -mno-cygwin.
7596
7597Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7598
7599 * dwarf2out.c (file_info_cmp): Always return consistent results.
7600
76012001-10-24 Roger Sayle <roger@eyesopen.com>
7602
7603 * stmt.c (expand_end_case): Index jumptables from zero for
7604 suitably small values of minval.
7605
76062001-10-24 Jakub Jelinek <jakub@redhat.com>
7607
7608 * stor-layout.c (place_union_field): If any field was aligned with
7609 attribute aligned, set record type's TYPE_USER_ALIGN.
7610 (place_field): Likewise.
7611 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
7612 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
7613
76142001-10-24 Zack Weinberg <zack@codesourcery.com>
7615
7616 * c-common.h (struct c_common_identifier): Remove rid_code field.
7617 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
7618
7619 * c-typeck.c (constructor_designated): New local flag.
7620 (struct constructor_stack): Add "designated" field to match.
7621 (start_init): Clear it.
7622 (really_start_incremental_init, push_init_level): Push and
7623 clear it.
7624 (pop_init_level): Pop it.
7625 (set_designator): Set it.
7626
7627 (pop_init_level): Suppress "missing initializer" warnings if
7628 constructor_designated is true.
7629 (process_init_element): Suppress warning about union
7630 initialization under traditional C, if constructor_designated
7631 is true.
7632
7633Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7634
7635 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
7636 change.
7637
7638Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
7639
7640 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
7641
76422001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
7643
7644 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
7645 the node was already a set to a constant.
7646
7647Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7648
7649 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
7650 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
7651
76522001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7653
7654 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
7655 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
7656 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
7657 * s390.c (s390_final_chunkify): Don't use string concatenation.
7658 (s390_function_prologue, s390_function_epilogue): Const-ify.
7659 * s390.h (FUNCTION_PROFILER): Remove unused variable.
7660
76612001-10-24 Jakub Jelinek <jakub@redhat.com>
7662
7663 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
7664 prototypes.
7665
76662001-10-23 Stan Shebs <shebs@apple.com>
7667
7668 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
7669 -traditional-cpp in first-stage compilation.
7670
7671Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7672
7673 * gensupport.c (target_flags): Add.
7674
7675Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7676
7677 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
7678 if needed.
7679 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
7680 * except.c (expand_builtin_frob_return_addr): Likewise.
7681 (expand_builtin_eh_return): Likewise.
7682 * stmt.c (expand_computed_goto): Likewise.
7683 * explow.c (memory_address): Likewise.
7684 (allocate_dynamic_stack_space): Clean up predicate testing.
7685 (probe_stack_range): Convert SIZE to Pmode.
7686 * calls.c (rtx_for_function_call): Only call convert_memory_address
7687 if needed.
7688 Pass function call operand as ptr_mode, not Pmode.
7689 * expr.c (expand_assignment): Clean up calls to convert_memory
7690 address by only doing so when needed and making offsets Pmode.
7691 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
7692 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
7693 is in Pmode, not ptr_mode.
7694
76952001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7696
7697 * darwin-protos.h (constructor_section, destructor_section,
7698 mod_init_section, mod_term_section): Prototype.
7699 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
7700 Const-ify.
7701 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
7702 Likewise.
7703 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
7704 objc_section_init declaration.
7705 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
7706 (objc_section_init, try_section_alias): Make static.
7707 (alias_section): Make static and hide unused function.
7708 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
7709
7710Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7711
7712 * alias.c (can_address_p): Compnonents are not addressable if
7713 the containing type has alias set 0.
7714 (get_alias_set): Rework to use STRIP_NOPS.
7715 Only call front-end routine on object, type, or object with
7716 NOPs stripped, not inner values.
7717 Use language hook to call front-end routine.
7718 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
7719 (expand_builtin_apply): Call set_mem_align on MEMs we make.
7720 Don't pass alignment to emit_block_move.
7721 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
7722 (expand_builtin_memset): Likewise, but for clear_storage.
7723 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
7724 and remove C++ specific parts.
7725 * c-common.h (c_common_get_alias_set): Add declaration.
7726 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
7727 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
7728 (save_fixed_argument_area): Call set_mem_align.
7729 Remove alignment in call to emit_block_move.
7730 (emit_library_call_value_1, store_one_arg): Likewise.
7731 (target_for_arg): Remove; disabled long ago.
7732 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
7733 once and similar cleanups.
7734 (offset_address): Use proper introductory comment.
7735 * expr.c (emit_block_move): Use alignment from that of MEM args, not
7736 from explicit operand; all callers changed.
7737 (clear_storage): Likewise.
7738 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
7739 (store_field): Remove kludge on alias set used for to_rtx.
7740 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
7741 (expand_expr_unaligned): Call set_mem_attributes instead of
7742 set_mem_alias_set.
7743 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
7744 * function.c (assign_stack_temp_for_type): Set MEM alignment.
7745 (expand_function_end): Track MEM attributes of trampolines.
7746 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
7747 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
7748 attributes from original.
7749 * langhooks.c (lang_hook_default_get_alias_set): New function.
7750 (hook_get_alias_set_0): New function.
7751 * langhooks.h (hook_get_alias_set_0): New declaration.
7752 (lang_hook_default_get_alias_set): Likewise.
7753 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
7754 * reload1.c (alter_reg): Use adjust_address_nv.
7755 * rtl.c (get_mode_alignment): Moved to here.
7756 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
7757 change default if unknown from 1 to BITS_PER_UNIT.
7758 * stor-layout.c (get_mode_alignment): Remove from here.
7759 * toplev.h (struct lang_hoks): Add get_alias_set field.
7760 * tree.h (lang_get_alias_set): Delete declaration.
7761 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
7762 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
7763 (ix86_va_arg): Likewise.
7764 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
7765 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7766 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7767 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7768 (expand_block_move_mem): Remove dead code.
7769
77702001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
7771
7772 * c-common.c (warn_div_by_zero): New.
7773 * c-common.h (warn_div_by_zero): New.
7774 * c-decl.c (c_decode_option): Take it on the command line.
7775 * c-typeck.c (build_binary_op): Warn about division by zero.
7776 * doc/invoke.texi: Document the new command line option, fix
7777 documentation of -Wmultichar.
7778 * testsuite/gcc.dg/divbyzero.c: New tests.
7779 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
7780
7781Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
7782
7783 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
7784
7785 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
7786 to avoid update_life_info call.
7787 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
7788 * cfgcleanup.c (bb_flags): New enum.
7789 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
7790 (notice_new_block, update_forwarder_flag): New functions.
7791 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
7792 (try_forward_edges): Likewise; update flags.
7793 (merge_blocks): Likewise.
7794 (outgoing_edges_match): Likewise.
7795 (try_crossjump_to_edge): Likewise.
7796 (try_optimize_cfg): Likewise; initialize and clear the flags;
7797 recompute life info if needed.
7798 (cleanup_cfg): No need to clear aux pointers.
7799
78002001-10-23 Alexandre Oliva <aoliva@redhat.com>
7801
7802 * config/i386/i386.c (override_options): Default to minimum
7803 stack alignment when optimizing for code size.
7804 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
7805 change.
7806
7807 * config/i386/i386.c (override_options): Set upper limit of
7808 -mpreferred-stack-boundary to 12.
7809
78102001-10-22 Zack Weinberg <zack@codesourcery.com>
7811
7812 * recog.c (peephole2_optimize): Add default case to switch.
7813
78142001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
7815
7816 * doc/gcc.texi (Sending Patches): Remove.
7817
78182001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
7819
7820 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
7821 fields when comparing.
7822
78232001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7824
7825 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
7826 * arm.c (HOST_INT, HOST_UINT): Likewise.
7827
78282001-10-22 Stan Shebs <shebs@apple.com>
7829
7830 * config/darwin-protos.h (darwin_exception_section): Declare.
7831 (darwin_eh_frame_section): Declare.
7832
7833Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7834
7835 * i386.md (movti_rex64): Fix mode.
7836
78372001-10-22 Stan Shebs <shebs@apple.com>
7838
7839 * target.h (struct gcc_target): Add asm_out.exception_section,
7840 asm_out.eh_frame_section.
7841 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
7842 (TARGET_ASM_EH_FRAME_SECTION): New.
7843 (TARGET_INITIALIZER): Update.
7844 * output.h (default_exception_section): Declare.
7845 (default_eh_frame_section): Declare.
7846 * dwarf2out.c: Include target.h.
7847 (output_call_frame_info): Call target hook for eh frames.
7848 (default_eh_frame_section): New function.
7849 * except.c: Include target.h.
7850 (output_function_exception_table): Call target hook for exception
7851 section.
7852 * varasm.c (default_exception_section): Rename from
7853 exception_section, remove EXCEPTION_SECTION macro.
7854
7855 * config/darwin.h (darwin_eh_frame_section): New function.
7856 (EXCEPTION_SECTION): Remove.
7857 (TARGET_ASM_EXCEPTION_SECTION): Define.
7858 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
7859 (nextstep_exception_section): New function.
7860 (nextstep_eh_frame_section): New function.
7861 (TARGET_ASM_EXCEPTION_SECTION): Define.
7862 (TARGET_ASM_EH_FRAME_SECTION): Define.
7863
7864 * config/pa/som.h (EXCEPTION_SECTION): Remove.
7865 (TARGET_ASM_EXCEPTION_SECTION): Define.
7866 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
7867 (EXCEPTION_SECTION): Remove.
7868 (TARGET_ASM_EXCEPTION_SECTION): Define.
7869 * config/stormy16/stormy16.h: Remove comments referencing
7870 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
7871
7872 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
7873 TARGET_ASM_EH_FRAME_SECTION.
7874
78752001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
7876
7877 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
7878 terms.
7879
7880 * c-format.c: Fix spelling typo in comment.
7881
7882 * sched-int.h: Fix typo in GCC preamble.
7883
78842001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
7885
7886 PR debug/4252
7887 * doc/invoke.texi: Remove references to -fdump-translation-unit.
7888
78892001-10-22 Richard Henderson <rth@redhat.com>
7890
7891 * config/i386/i386.c (ix86_expand_clear): New.
7892 * config/i386/i386-protos.h: Declare it.
7893 * config/i386/i386.md (setcc peep2s): Use it.
7894 (movsi_xor): Unexport.
7895
78962001-10-22 Richard Henderson <rth@redhat.com>
7897
7898 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
7899 free_EXPR_LIST_list for LOG_LINKS.
7900
79012001-10-21 Robert Lipe <robertlipe@usa.net>
7902
7903 * config/i386/i386.c (sco_asm_named_section): Delete.
7904 (sco_asm_out_constructor): Delete.
7905 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
7906 (ASM_OUTPUT_DOUBLE_INT): Likewise.
7907 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
7908 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
7909 (EXCEPTION_SECTION): Delete EH scn renaming hack.
7910
79112001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7912
7913 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
7914 and/or fold extra calls into fewer ones.
7915 * collect2.c (dump_file): Likewise.
7916 * cppexp.c (parse_number): Likewise.
7917 * cpplex.c (_cpp_lex_direct): Likewise.
7918 * final.c (output_asm_insn, asm_fprintf): Likewise.
7919 * fix-header.c (inf_scan_ident, main): Likewise.
7920 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
7921 Likewise.
7922 * fold-const.c (real_hex_to_f): Likewise.
7923 * gen-protos.c (parse_fn_proto): Likewise.
7924 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
7925 * genrecog.c (change_state, write_action): Likewise.
7926 * gensupport.c (shift_output_template): Likewise.
7927 * local-alloc.c (requires_inout): Likewise.
7928 * mips-tfile.c (IS_ASM_IDENT): Likewise.
7929 * protoize.c (is_id_char, main): Likewise.
7930 * real.c (asctoeg): Likewise.
7931 * recog.c (asm_operand_ok): Likewise.
7932 * reload.c (find_reloads): Likewise.
7933 * scan.c (scan_identget_token): Likewise.
7934 * sched-vis.c (print_value): Likewise.
7935 * stringpool.c (ggc_alloc_string): Likewise.
7936 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
7937 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
7938 * tradcpp.c (rescan): Likewise.
7939 * tree.c (clean_symbol_name): Likewise.
7940 * varasm.c (decode_reg_name): Likewise.
7941
7942 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
7943 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
7944 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
7945 * m88k.c (output_ascii): Likewise.
7946 * m88k.h (OVERRIDE_OPTIONS): Likewise.
7947 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
7948 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
7949 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
7950
79512001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
7952
7953 * langhooks.c (lang_hook_default_do_nothing,
7954 lang_hook_default_decode_option): New defaults.
7955 * langhooks.h: Make hooks unconditional and non-NULL.
7956 * toplev.c (compile_file, toplev_main): Update.
7957 * toplev.h: Update comments.
7958 * objc/objc-act.c (lang_hooks): Update to new paradigm.
7959
79602001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7961
7962 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
7963
7964 * system.h (IN_RANGE): New macro.
7965
79662001-10-21 Zack Weinberg <zack@codesourcery.com>
7967
7968 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
7969 INTLDEPS variable, which does not include $LIBICONV.
7970 * Makefile.in: Use INTLDEPS in LIBDEPS.
7971 * configure: Regenerate.
7972
79732001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
7974
7975 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
7976 * cpplex.c (lex_percent, lex_dot): Remove.
7977 (get_effective_char, skip_block_comment, skip_line_comment,
7978 parse_identifier_slow, parse_number, parse_string, save_comment,
7979 _cpp_lex_direct): Update to do lookback freely.
7980 (IF_NEXT_IS, BACKUP): New macros.
7981 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
7982 * cppmacro.c (paste_tokens): Update.
7983
79842001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
7985
7986 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
7987
79882001-10-20 Hans-Peter Nilsson <hp@axis.com>
7989
7990 * reload1.c (reload): Check CONSTANT_P before calling
7991 LEGITIMATE_PIC_OPERAND_P.
7992 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
7993 workaround of 2001-10-13.
7994
7995Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7996
7997 * i386.c (split_di): Handle splitting of DFmode.
7998
7999Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8000
8001 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
8002 (adjust_address_1, offset_address): Likewise.
8003
8004 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
8005 (output_asm_insn): Call it for each line output.
8006 Don't record an operand more than once.
8007
8008 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
8009 * main.c: Include config.h and system.h, but not ansidecl.h.
8010 * Makefile.in (main.o): Update accordingly.
8011
8012Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8013
8014 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
8015
8016Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8017
8018 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
8019 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
8020 Break out from ...
8021 (find_sub_basic_blocks): ... here;
8022 (find_many_sub_basic_blocks): New.
8023 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
8024
8025 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
8026
8027 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
8028
8029 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
8030
8031 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
8032 * flow.c (update_life_info): Measure time.
8033 * c-decl.c: Include timevar.h
8034 (c_expand_body): Measure time.
8035 * toplev.c (rest_of_compilation): Measure time of mode switching
8036 separately.
8037 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
8038
8039 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
8040 (lang_independent_options): Add asynchronous-unwind-tables
8041 (toplev_main): flag_asynchronous_unwind_tables implies
8042 flag_unwind_tables.
8043 * flags.h (flag_asynchronous_unwind_tables): Declare.
8044 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
8045 flag_asynchronous_unwind_tables.
8046 (output_call_frame_info): Likewise.
8047 * invoke.texi (-fasynchronous-unwind-tables): Document.
8048 * i386.c (optimization_options): Enable
8049 flag_asynchronous_unwind_tables.
8050
8051 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
8052 * i386.md (s* expanders): Destination is QImode.
8053
8054 * toplev.c (rest_of_compilation): Do not call clear_log_links.
8055 * rtl.h (clear_log_links): Kill.
8056 * flow.c (clear_log_links): Make static; accept blocks parameter;
8057 do no clear life info.
8058 (update_life_info): Call clear_log_links.
8059
8060 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
8061
80622001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
8063
8064 * cpplex.c (handle_newline, skip_escaped_newlines,
8065 get_effective_char, skip_block_comment, skip_line_comment,
8066 parse_identifier_slow, parse_number, parse_string,
8067 _cpp_lex_direct): Update to do more stepping back.
8068 (trigraph_ok): Similarly. Rename trigraph_p.
8069 (SAVE_STATE, RESTORE_STATE): Remove.
8070 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
8071
8072 * cpplib.c (destringize): Rename destringize_and_run, and
8073 call run_directive directly.
8074 (_cpp_do__Pragma): Simplify.
8075
80762001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8077
8078 * pe.c (arm_pe_unique_section): Const-ify.
8079 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
8080 (switch_to_section): Add static prototype.
8081
8082 * output.h (drectve_section): Prototype.
8083
80842001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8085
8086 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
8087 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
8088 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
8089 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
8090 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
8091 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
8092 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
8093 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
8094 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
8095 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
8096 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
8097 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
8098 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
8099 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
8100 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
8101 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
8102 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
8103 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
8104 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
8105 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
8106 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
8107 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
8108 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
8109 cris-*-none, cris-*-linux*: Update ${tmfile} list.
8110 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
8111 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
8112 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
8113 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
8114 v850-*-*): Delete superflous ${cpu_type} setting.
8115 * config/linux.h: Delete svr4.h include.
8116 (SET_ASM_OP): Delete.
8117 * config/netware.h (INT_ASM_OP): Undef before define.
8118 * config/ptx4.h: Delete elfos.h include.
8119 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
8120 * config/svr4.h: Delete elfos.h include. Update commentary.
8121 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
8122 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
8123 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
8124 config/v850/v850.h: Delete svr4.h include.
8125 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
8126 config/m68k/m68kv4.h, config/m88k/sysv4.h,
8127 config/sparc/sysv4.h: Update includes.
8128 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
8129 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
8130 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
8131 config/m88k/dguxbcs.h: Delete includes.
8132 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
8133 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
8134 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
8135 it.
8136 * config/m88k/dgux.h: Delete include.
8137 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
8138 defining it.
8139 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
8140 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
8141 * config/sh/elf.h: Update include.
8142 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
8143 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
8144
81452001-10-19 Catherine Moore <clm@redhat.com>
8146
8147 * config/stormy16/stormy-abi: Updates to varargs descriptions.
8148 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
8149 base and count fields.
8150 (stormy16_expand_builtin_va_start): last_reg_count changed to
8151 size_of_reg_args. Use count + size in first comparison.
8152
8153Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8154
8155 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
8156 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
8157 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
8158 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
8159 Set alignment from type if INDIRECT_REF.
8160 (adjust_address_1, offset_address): Simplify alignment compuitation.
8161 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
8162 here; done by set_mem_attributes.
8163
81642001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8165
8166 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
8167 * arm-protos.h (rdata_section, zero_init_section, common_section):
8168 Prototype.
8169 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
8170 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
8171 traditional mode stringification.
8172 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
8173 in macros controling its use.
8174 * rtlanal.c: Include tm_p.h.
8175 * varasm.c (asm_output_aligned_bss): Mark parameter with
8176 ATTRIBUTE_UNUSED.
8177 (assemble_constant_align, assemble_start_function, assemble_align,
8178 assemble_variable, assemble_trampoline_template,
8179 output_constant_def_contents): Wrap potentially empty if-stmt body
8180 in brackets.
8181
81822001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8183
8184 * a29k-protos.h (literal_section): Prototype.
8185 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
8186 * a29k.md: Ensure function pointers are prototyped.
8187 * genattrtab.c (write_eligible_delay): Mark parameter with
8188 ATTRIBUTE_UNUSED.
8189
81902001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8191
8192 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
8193 * 1750a.c (print_operand): Fix format specifier warning.
8194 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
8195 * 1750a.md: Likewise.
8196 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
8197 * genemit.c (output_add_clobbers): Mark parameter with
8198 ATTRIBUTE_UNUSED.
8199 * genrecog.c (write_subroutine): Likewise.
8200 * integrate.c (expand_inline_function): Delete unused variable.
8201 * varasm.c (remove_from_pending_weak_list): Wrap with
8202 ASM_WEAKEN_LABEL.
8203
82042001-10-19 Jakub Jelinek <jakub@redhat.com>
8205
8206 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
8207 field is different to previous argument's neg field.
8208
8209 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
8210
8211Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8212
8213 * final.c (get_decl_from_op): New function.
8214 (output_asm_insn): Call it; write "*" when item with decl is address.
8215
82162001-10-19 Janis Johnson <janis187@us.ibm.com>
8217
8218 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
8219 about 64-bit support from the 3.0_branch version.
8220
82212001-10-19 Zack Weinberg <zack@codesourcery.com>
8222
8223 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
8224 USE_INCLUDED_LIBINTL when appropriate.
8225 * configure, config.in: Regenerate.
8226 * Makefile.in (datadir): Set to @datadir@.
8227 (intl.o): Also depend on $(CONFIG_H) and system.h.
8228
8229 * intl.c: Factor out common gettext initialization sequence.
8230 (gcc_init_libintl): New function.
8231 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
8232 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
8233 off NLS. Add multiple include guard. No need to #ifdef-guard
8234 an #undef. Prototype gcc_init_libintl here.
8235
8236 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
8237 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
8238 Use gcc_init_libintl.
8239
82402001-10-19 Catherine Moore <clm@redhat.com>
8241
8242 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
8243
8244 * config/stormy16/stormy16.c (stormy16_split_move): Make
8245 sure that REG_INC notes are present for auto_inc operands.
8246
82472001-10-19 Andreas Jaeger <aj@suse.de>
8248
8249 * configure: Regenerated.
8250 * configure.in: Add x86_64 to switch statements.
8251
82522001-10-18 Richard Henderson <rth@redhat.com>
8253
8254 * config/alpha/alpha.md (sibcall_osf_1): Load destination
8255 address into $27 explicitly.
8256 (sibcall_value_osf_1): Likewise.
8257
8258Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8259
8260 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
8261 (offset_address): New function.
8262 (free_emit_status): Free regno_decl.
8263 (init_emit): Pass proper number of elements to xcalloc.
8264 Allocate regno_decl.
8265 (mark_emit_status): Mark regno_decl values.
8266 * expr.c (highest_pow2_factor): New function.
8267 (expand_assigment): Use it and offset_address.
8268 Properly handle ptr_mode vs. Pmode in offset calculation.
8269 (store_constructor, expand_expr_unaligned): Likewise.
8270 (expand_expr, case COMPONENT_EXPR): Likewise.
8271 * expr.h (offset_address): New decl.
8272 * function.h (struct emit_status): Add regno_decl.
8273 (REGNO_DECL): New macro.
8274 * final.c (output_asm_name): Move in file and don't conditionalize
8275 on flag_print_asm_name.
8276 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
8277 Output names of operands, if known.
8278 * function.c (assign_parms): Set REGNO_DECL.
8279 * integrate.c (integrate_decl_tree): Likewise.
8280 * stmt.c (expand_decl): Likewise.
8281 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
8282
82832001-10-18 Alexandre Oliva <aoliva@redhat.com>
8284
8285 * attribs.c (handle_noinline_attribute): New function.
8286 (handle_used_attribute): Likewise.
8287 (c_common_attribute_table): Added noinline and used.
8288 * doc/extend.texi (Function Attributes): Document them.
8289 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
8290 Warn when merging inline with attribute noinline.
8291 (start_decl, start_function): Warn if inline and attribute
8292 noinline appear in the same declaration.
8293
82942001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
8295
8296 * config.gcc: Update c4x and i370 for C front end-specific
8297 dependencies.
8298 * config/c4x/c4x-c.c: New.
8299 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
8300 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
8301 New declarations.
8302 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
8303 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
8304 Make extern.
8305 (c4x_init_pragma): Remove.
8306 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
8307 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
8308 c4x_pr_ignored): Move to c4x-c.c.
8309 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
8310 * config/c4x/t-c4x: Update.
8311 * config/i370/i370-c.c: New.
8312 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
8313 (i370_pr_map): Move to i370-c.c.
8314 * config/i370/t-i370: New.
8315
8316 * doc/tm.texi: Update.
8317
83182001-10-17 Stan Shebs <shebs@apple.com>
8319
8320 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
8321 typo fixes throughout.
8322 (machopic_output_stub): Remove some dead code.
8323
83242001-10-17 Richard Earnshaw <rearnsha@arm.com>
8325
8326 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
8327 leak.
8328
8329Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8330
8331 * Makefile.in (print-rtl.o): Depend on TREE_H.
8332 * alias.c (get_alias_set): Make two passes over objects to first
8333 see if inner object is access via restricted pointer.
8334 Defer allocating alias set for restricted pointer until here.
8335 Call find_placeholder with second arg nonzero.
8336 Minor cleanups.
8337 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
8338 set for restricted pointer types.
8339 * emit-rtl.c (set_mem_attributes): Set more attributes.
8340 (set_mem_align, change_address, adjust_address_1): New functions.
8341 (change_address_1): Now static.
8342 (adjust_address, adjust_address_nv): Deleted.
8343 (replace_equiv_address): Call change_address_1.
8344 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
8345 (find_placeholder): Get starting point from PLIST arg.
8346 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
8347 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
8348 (adjust_address, adjust_address_nv): New macros.
8349 * print-rtl.c (tree.h): New include.
8350 (print_rtx, case MEM): Print all memory attributes.
8351
83522001-10-17 Richard Henderson <rth@redhat.com>
8353
8354 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
8355
83562001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8357
8358 * c-tree.texi: Eliminate duplicated word.
8359 * cpp.texi: Likewise.
8360 * install.texi: Likewise.
8361 * invoke.texi: Likewise.
8362 * tm.texi: Likewise.
8363
83642001-10-17 Michael Collison <collison@isisinc.net>
8365
8366 * dsp16xx.c: Fix comment formatting to match GNU standards.
8367 (dsp16xx_output_function_prologue): Change type of 'size'
8368 parameter from 'int' to HOST_WIDE_INT.
8369 (dsp16xx_output_function_epilogue): Change type of 'size'
8370 parameter from 'int' to HOST_WIDE_INT.
8371
83722001-10-16 Richard Henderson <rth@redhat.com>
8373
8374 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
8375 * configure, config.in: Rebuild.
8376
8377 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
8378 (ix86_output_addr_diff_elt): New.
8379 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
8380 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8381 (JUMP_TABLES_IN_TEXT_SECTION): New.
8382 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
8383 * config/i386/i386-protos.h: Update.
8384
8385 * config/i386/386bsd.h, config/i386/beos-elf.h,
8386 config/i386/freebsd-aout.h, config/i386/freebsd.h,
8387 config/i386/i386-interix.h, config/i386/i386elf.h,
8388 config/i386/linux.h, config/i386/netbsd-elf.h,
8389 config/i386/netbsd.h, config/i386/openbsd.h,
8390 config/i386/ptx4-i.h, config/i386/rtemself.h,
8391 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
8392 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
8393
83942001-10-16 Florian Weimer <fw@deneb.enyo.de>
8395
8396 * stmt.c (expand_asm_operands): Update commentary.
8397
83982001-10-16 Stan Shebs <shebs@apple.com>
8399
8400 * config/darwin.h (GCC_NAME): Remove, no longer used.
8401 (NO_MATH_LIBRARY): Ditto.
8402 (MATH_LIBRARY): Define to emptiness.
8403 (DWARF2_DEBUGGING_INFO): Define.
8404 (PREFERRED_DEBUGGING_TYPE): Define.
8405 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
8406 (EXCEPTION_SECTION): Define.
8407 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8408 * config/darwin.c (darwin_encode_section_info): Handle case of
8409 DECL_INITIAL being error_mark_node.
8410
84112001-10-16 Richard Henderson <rth@redhat.com>
8412
8413 * alpha.c (current_file_function_operand): Don't fail for profiling.
8414 (direct_call_operand): New.
8415 * alpha-protos.h: Declare it.
8416 * alpha.h (EXTRA_CONSTRAINT): Use it.
8417 (PREDICATE_CODES): Add it.
8418 (ASM_OUTPUT_MI_THUNK): Remove.
8419 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
8420 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
8421
84222001-10-16 Krister Walfridsson <cato@df.lth.se>
8423
8424 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
8425 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8426
8427Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8428
8429 * cfg.c (free_edge): Break out from ....
8430 (remove_edge): ... here.
8431 (clear_edges): Use free_edge.
8432
8433 * att.h (ASM_QUAD): Add comment.
8434 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
8435
8436Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
8437
8438 * i386.c (split_ti): New function.
8439 (ix86_split_to_parts): Support TImodes.
8440 * i386.h (VALID_INT_MODE_P): Add TImode.
8441 * i386.md (movdi splitter): Fix.
8442 (movti): Support 64bit integer registers.
8443 (movti_rex64): New function and splitter.
8444
8445 * i386.c (*_cost): Add movsx/movzx cost.
8446 * i386.h (struct processor_costs): Add movsx/movzx fields.
8447 (RTX_COSTS): Handle zero/sign extend + avoid believing that
8448 64bit operations require split on 64bit machine.
8449 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
8450
8451 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
8452 (ix86_expand_move): Avoid pushes of memory if size does not match;
8453 move long constants to register.
8454 (x86_initialize_trampoline): Fix mode.
8455 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
8456 Use ASM_QUAD on 64bit.
8457 * i386.md (test pattern): Disallow impossible constants.
8458 (tablejump PIC expander): Fix emitting of sum.
8459 (movdicc_rex64): Rename to movdicc.
8460 * linux64.h (LINK_SPEC): Add missing '%'.
8461
84622001-10-16 Alexandre Oliva <aoliva@redhat.com>
8463
8464 * tree-inline.c (inlinable_function_p): Leave it up to the
8465 front-end to turn -finline-functions into DECL_INLINE set for all
8466 functions.
8467
84682001-10-16 Stan Shebs <shebs@apple.com>
8469
8470 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
8471
84722001-10-16 Alan Modra <amodra@bigpond.net.au>
8473
8474 * recog.c: Formatting and comment typo fixes.
8475
8476 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
8477 version in single tree build.
8478 * configure: Regenerate.
8479
84802001-10-15 David Edelsohn <edelsohn@gnu.org>
8481
8482 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
8483 MODE arguments to gen_rtx and compare operand with const0_rtx.
8484
84852001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
8486
8487 * system.h: Poison old unused target macros.
8488 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
8489 * config/stormy16/stormy16.c: Update references to obsolete macros.
8490 * config/stormy16/stormy16.h: Similarly.
8491 * config/stormy16/stormy16.md: Similarly.
8492 * config/cris/cris.h: Similarly.
8493
84942001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
8495
8496 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
8497 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
8498 cpp_register_pragma): Update accordingly.
8499
85002001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
8501
8502 * c-pragma.h (cpp_register_pragma_space): Remove.
8503 * cpplib.h (cpp_register_pragma_space): Remove.
8504 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
8505 (cpp_register_pragma_space): Remove.
8506 (cpp_register_pragma): Simplify using lookup_pragma_entry,
8507 add sanity checks.
8508 (do_pragma): Similarly.
8509 (_cpp_init_internal_pragmas): Don't register namespaces.
8510
8511 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
8512 Don't register namespaces.
8513 * cp/lex.c (init_cp_pragma): Similarly.
8514 * doc/tm.texi: Update.
8515
85162001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
8517
8518 PR c/4157
8519 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
8520
85212001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
8522
8523 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
8524 add scheduling support.
8525 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
8526 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
8527 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
8528
8529
85302001-10-13 Hans-Peter Nilsson <hp@axis.com>
8531
8532 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
8533 missing CONSTANT_P test in core GCC.
8534
85352001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
8536
8537 * cppmain.c (struct printer): New member source.
8538 (scan_translation_unit): Fix spacing at start of lines.
8539 (cb_line_change): Update.
8540
8541 * gcc.dg/cpp/spacing2.c: New test.
8542
85432001-10-12 Hans-Peter Nilsson <hp@axis.com>
8544
8545 * config/cris/arit.c: Use __builtin_labs, not abs.
8546
8547 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
8548
8549 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
8550 misplaced sprintf and fprintf argument.
8551
85522001-10-12 Zack Weinberg <zack@codesourcery.com>
8553
8554 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
8555 * configure.in, Makefile.in: Take out obsolete check-po logic.
8556 * configure, config.in: Regenerate.
8557
85582001-10-12 Ziemowit Laski <zlaski@apple.com>
8559
8560 * objc/objc-act.c (finish_objc): Correct precondition for emitting
8561 symtab declarations.
8562
85632001-10-12 Stan Shebs <shebs@apple.com>
8564
8565 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
8566 declarations of arguments and local variables.
8567
85682001-10-12 Christopher Faylor <cgf@redhat.com>
8569
8570 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
8571 ENDFILE_SPEC definition.
8572
85732001-10-12 Kazu Hirata <kazu@hxi.com>
8574
8575 * gthr-dce.h: Fix comment formatting.
8576 * gthr-posix.h: Likewise.
8577 * gthr-single.h: Likewise.
8578 * gthr-solaris.h: Likewise.
8579 * gthr-vxworks.h: Likewise.
8580 * gthr-win32.h: Likewise.
8581
85822001-10-12 Jakub Jelinek <jakub@redhat.com>
8583
8584 * final.c (output_asm_insn): Make sure assembly dialects are
8585 terminated, not nested. Output `|' and `}' characters if they
8586 don't appear inside assembly dialect selection.
8587 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
8588 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
8589 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
8590 strsetsi_rex_1): Add {} braces.
8591
85922001-10-11 Zack Weinberg <zack@codesourcery.com>
8593
8594 * toplev.c (compile_file): Ignore return value from yyparse.
8595 Always pop any nested binding levels after yyparse returns.
8596
85972001-10-11 Richard Henderson <rth@redhat.com>
8598
8599 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
8600
86012001-10-11 Richard Henderson <rth@redhat.com>
8602
8603 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
8604 fall back to add_AT_long_long for large CONST_INT.
8605
86062001-10-11 Richard Henderson <rth@redhat.com>
8607
8608 * config/i386/i386.md (setcc splitters): Add four splitters to
8609 simplify compound compares that simplify_comparison can't handle.
8610
86112001-10-11 Zack Weinberg <zack@codesourcery.com>
8612
8613 * cpplex.c (digraph_spellings, token_spellings): Make static.
8614
86152001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8616
8617 * unroll.c (loop_iterations): Fixup last patch.
8618
86192001-10-11 Richard Henderson <rth@redhat.com>
8620
8621 * rtl.h (REG_VTABLE_REF): New.
8622 * rtl.c (reg_note_name): Add it.
8623 * combine.c (distribute_notes): Handle it.
8624 * final.c (final_scan_insn): Handle it.
8625 * tree.def (VTABLE_REF): New.
8626 * expr.c (expand_expr): Handle it.
8627 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
8628 * output.h: Declare them.
8629
86302001-10-11 Richard Henderson <rth@redhat.com>
8631
8632 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
8633 for a DECL_INITIAL.
8634
86352001-10-11 David Edelsohn <edelsohn@gnu.org>
8636
8637 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
8638 available in 64-bit mode.
8639
86402001-10-11 Hans-Peter Nilsson <hp@axis.com>
8641
8642 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
8643 cris-*-linux* cases.
8644 * config/cris/cris-protos.h: New file.
8645 * config/cris/cris.c: New file.
8646 * config/cris/cris.h: New file.
8647 * config/cris/cris.md: New file.
8648 * config/cris/linux.h: New file.
8649 * config/cris/aout.h: New file.
8650 * config/cris/arit.c: New file.
8651 * config/cris/cris_abi_symbol.c: New file.
8652 * config/cris/mulsi3.asm: New file.
8653 * config/cris/t-aout: New file.
8654 * config/cris/t-cris: New file.
8655 * config/cris/t-elfmulti: New file.
8656 * config/cris/t-linux: New file.
8657 * doc/invoke.texi: Add CRIS options.
8658 * doc/install.texi (Specific): Add blurb for CRIS.
8659
86602001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
8661
8662 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
8663 before using it.
8664 * config/float/i32.h: Likewise.
8665 * config/float-i386.h: Likewise.
8666 * config/float-i64.h: Likewise.
8667 * config/float-m68k.h: Likewise.
8668 * config/float-sh.h: Likewise.
8669 * config/float-sparc.h: Likewise.
8670
86712001-10-11 Hans-Peter Nilsson <hp@axis.com>
8672
8673 * doc/contrib.texi: Add note about CRIS port to my entry.
8674
86752001-10-11 Kazu Hirata <kazu@hxi.com>
8676
8677 * basic-block.h: Fix formatting.
8678 * bitmap.h: Likewise.
8679 * cpplib.h: Likewise.
8680 * c-tree.h: Likewise.
8681 * diagnostic.h: Likewise.
8682 * flags.h: Likewise.
8683 * ggc.h: Likewise.
8684 * longlong.h: Likewise.
8685 * real.h: Likewise.
8686 * reload.h: Likewise.
8687 * rtl.h: Likewise.
8688 * tree.h: Likewise.
8689
86902001-10-10 Richard Henderson <rth@redhat.com>
8691
8692 * c-parse.in (asm_operand): Allow named operands.
8693 * genconfig.c (max_recog_operands): Set to 29.
8694 * local-alloc.c (requires_inout): Skip multiple digits.
8695 * recog.c (asm_operand_ok): Likewise.
8696 (preprocess_constraints): Use strtoul for matching constraints.
8697 (constrain_operands): Likewise.
8698 * regmove.c (find_matches): Likewise.
8699 * reload.c (find_reloads): Likewise.
8700 * stmt.c (parse_output_constraint): Don't reject in-out
8701 constraint on operands > 9. Reject '[' in constraint.
8702 (expand_asm_operands): Handle named operands. Use strtoul
8703 for matching constraints.
8704 (check_operand_nalternatives): Split out from expand_asm_operands.
8705 (check_unique_operand_names): New.
8706 (resolve_operand_names, resolve_operand_name_1): New.
8707
8708 * doc/extend.texi (Extended Asm): Document named operands.
8709 * doc/md.texi (Simple Constraints): Document matching constraints
8710 on operands > 9.
8711
87122001-10-10 Richard Henderson <rth@redhat.com>
8713
8714 * combine.c (try_combine): Handle a SEQUENCE of one insn.
8715
8716 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
8717 (jcc splitters): Add two splitters to simplify compound compares
8718 that simplify_comparison can't handle.
8719
87202001-10-10 Richard Henderson <rth@redhat.com>
8721
8722 * langhooks.c: Include langhooks.h.
8723 * Makefile.in (langhooks.o): Depend on it.
8724
8725Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
8726
8727 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
8728 should not be considered as a no-op.
8729 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
8730
87312001-10-10 Stan Shebs <shebs@apple.com>
8732
8733 * alias.c: Remove uses of "register" specifier in declarations
8734 of arguments and local variables.
8735 * c-common.c: Ditto.
8736 * c-convert.c: Ditto.
8737 * c-decl.c: Ditto.
8738 * c-format.c: Ditto.
8739 * c-semantics.c: Ditto.
8740 * c-typeck.c: Ditto.
8741 * caller-save.c: Ditto.
8742 * calls.c: Ditto.
8743 * cfg.c: Ditto.
8744 * cfgbuild.c: Ditto.
8745 * cfgrtl.c: Ditto.
8746 * collect2.c: Ditto.
8747 * combine.c: Ditto.
8748 * convert.c: Ditto.
8749 * cppexp.c: Ditto.
8750 * cppfiles.c: Ditto.
8751 * cse.c: Ditto.
8752 * dbxout.c: Ditto.
8753 * defaults.h: Ditto.
8754 * df.c: Ditto.
8755 * dwarf2out.c: Ditto.
8756 * dwarfout.c: Ditto.
8757 * emit-rtl.c: Ditto.
8758 * explow.c: Ditto.
8759 * expmed.c: Ditto.
8760 * expr.c: Ditto.
8761 * final.c: Ditto.
8762 * fix-header.c: Ditto.
8763 * floatlib.c: Ditto.
8764 * flow.c: Ditto.
8765 * fold-const.c: Ditto.
8766 * function.c: Ditto.
8767 * gcc.c: Ditto.
8768 * gcse.c: Ditto.
8769 * gen-protos.c: Ditto.
8770 * genattrtab.c: Ditto.
8771 * gencheck.c: Ditto.
8772 * genconfig.c: Ditto.
8773 * genemit.c: Ditto.
8774 * genextract.c: Ditto.
8775 * genflags.c: Ditto.
8776 * gengenrtl.c: Ditto.
8777 * genoutput.c: Ditto.
8778 * genpeep.c: Ditto.
8779 * genrecog.c: Ditto.
8780 * gensupport.c: Ditto.
8781 * global.c: Ditto.
8782 * gmon.c: Ditto.
8783 * graph.c: Ditto.
8784 * haifa-sched.c: Ditto.
8785 * hard-reg-set.h: Ditto.
8786 * hash.c: Ditto.
8787 * integrate.c: Ditto.
8788 * jump.c: Ditto.
8789 * lists.c: Ditto.
8790 * local-alloc.c: Ditto.
8791 * loop.c: Ditto.
8792 * mips-tdump.c: Ditto.
8793 * mips-tfile.c: Ditto.
8794 * optabs.c: Ditto.
8795 * prefix.c: Ditto.
8796 * print-rtl.c: Ditto.
8797 * read-rtl.c: Ditto.
8798 * real.c: Ditto.
8799 * recog.c: Ditto.
8800 * reg-stack.c: Ditto.
8801 * regclass.c: Ditto.
8802 * regmove.c: Ditto.
8803 * reload.c: Ditto.
8804 * reload1.c: Ditto.
8805 * reorg.c: Ditto.
8806 * resource.c: Ditto.
8807 * rtl.c: Ditto.
8808 * rtlanal.c: Ditto.
8809 * scan.c: Ditto.
8810 * sched-deps.c: Ditto.
8811 * sched-rgn.c: Ditto.
8812 * sdbout.c: Ditto.
8813 * simplify-rtx.c: Ditto.
8814 * stmt.c: Ditto.
8815 * stor-layout.c: Ditto.
8816 * toplev.c: Ditto.
8817 * tradcif.y: Ditto.
8818 * tradcpp.c: Ditto.
8819 * tree.c: Ditto.
8820 * unroll.c: Ditto.
8821 * varasm.c: Ditto.
8822 * xcoffout.c: Ditto.
8823
88242001-10-10 Richard Henderson <rth@redhat.com>
8825
8826 * rtl.h (can_reverse_comparison_p): Remove.
8827
88282001-10-10 Christopher Faylor <cgf@redhat.com>
8829
8830 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
8831 used.
8832
88332001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
8834
8835 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
8836 (Thanks to Chris Faylor for suggesting macro name).
8837 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
8838 WIN32 defines.
8839 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
8840 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
8841 (MATH_LIBRARY): Undef before definition.
8842 (OUTPUT_QUOTED_STRING): Likewise.
8843 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
8844
88452001-10-10 Richard Henderson <rth@redhat.com>
8846
8847 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
8848 (fde_unencoded_compare): Likewise. Don't use subtraction to get
8849 a tristate comparison value.
8850 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
8851
88522001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8853
8854 PR c++/4512
8855 * unroll.c (loop_iterations): Ignore insns generated by loop
8856 unrolling.
8857
8858 * config.gcc (mips*-*-gnu*): Delete support.
8859 * config/mips/gnu.h: Remove.
8860
88612001-10-10 Kazu Hirata <kazu@hxi.com>
8862
8863 * calls.c: Fix formatting.
8864 * c-decl.c: Likewise.
8865 * cfgcleanup.c: Likewise.
8866 * combine.c: Likewise.
8867 * cppfiles.c: Likewise.
8868 * cpplib.c: Likewise.
8869 * cppmacro.c: Likewise.
8870 * crtstuff.c: Likewise.
8871 * cse.c: Likewise.
8872 * dwarf2out.c: Likewise.
8873 * expmed.c: Likewise.
8874 * expr.c: Likewise.
8875 * fold-const.c: Likewise.
8876 * function.c: Likewise.
8877 * gcse.c: Likewise.
8878 * genattrtab.c: Likewise.
8879 * ggc-page.c: Likewise.
8880 * integrate.c: Likewise.
8881 * libgcc2.c: Likewise.
8882 * loop.c: Likewise.
8883 * optabs.c: Likewise.
8884 * profile.c: Likewise.
8885 * protoize.c: Likewise.
8886 * real.c: Likewise.
8887 * recog.c: Likewise.
8888 * reload1.c: Likewise.
8889 * reload.c: Likewise.
8890 * reorg.c: Likewise.
8891 * resource.c: Likewise.
8892 * sched-rgn.c: Likewise.
8893 * sdbout.c: Likewise.
8894 * stmt.c: Likewise.
8895 * toplev.c: Likewise.
8896 * varasm.c: Likewise.
8897
88982001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
8899
8900 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
8901 * Makefile.in (langhooks.o): Add dependencies.
8902
8903Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
8904
8905 * rs6000.c (rs6000_emit_load_toc_table): Don't
8906 strdup the toc label.
8907 (create_TOC_reference): Likewise.
8908
89092001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
8910
8911 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
8912 version default.
8913
89142001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
8915
8916 * config/i386/i386.c (ix86_attribute_table): Correct
8917 min_len, max_len fields for dllimport, dllexport and shared.
8918
89192001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
8920
8921 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
8922 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
8923 Consistently use "nonzero" instead of "non-zero".
8924
89252001-10-09 Kazu Hirata <kazu@hxi.com>
8926
8927 * acconfig.h: Fix comment formatting.
8928 * c-dump.h: Likewise.
8929 * c-tree.h: Likewise.
8930 * conditions.h: Likewise.
8931 * expr.h: Likewise.
8932 * function.h: Likewise.
8933 * gthr.h: Likewise.
8934 * hwint.h: Likewise.
8935 * integrate.h: Likewise.
8936 * intl.h: Likewise.
8937 * loop.h: Likewise.
8938 * optabs.h: Likewise.
8939
89402001-10-09 Kazu Hirata <kazu@hxi.com>
8941
8942 * c-common.h: Fix comment formatting.
8943 * c-dump.c: Likewise.
8944 * cfg.c: Likewise.
8945 * diagnostic.h: Likewise.
8946 * except.c: Likewise.
8947 * gcc.h: Likewise.
8948 * gcov-io.h: Likewise.
8949 * genattrtab.c: Likewise.
8950 * output.h: Likewise.
8951 * predict.h: Likewise.
8952 * reload1.c: Likewise.
8953 * reload.h: Likewise.
8954 * resource.h: Likewise.
8955 * scan.h: Likewise.
8956 * system.h: Likewise.
8957 * tree.h: Likewise.
8958 * tree-inline.c: Likewise.
8959 * tsystem.h: Likewise.
8960 * varasm.c: Likewise.
8961 * xcoffout.h: Likewise.
8962
89632001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
8964
8965 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
8966
89672001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
8968
8969 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
8970 config/i386/i386elf.h, config/i386/netbsd-elf.h,
8971 config/i386/netware.h, config/mcore/gfloat.h,
8972 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
8973 config/netware.h, gccbug.in: Update FSF address.
8974
89752001-10-09 Kazu Hirata <kazu@hxi.com>
8976
8977 * c-common.c: Fix comment typos.
8978 * cfgrtl.c: Likewise.
8979 * collect2.c: Likewise.
8980 * cpplex.c: Likewise.
8981 * doloop.c: Likewise.
8982 * dwarf2out.c: Likewise.
8983 * dwarfout.c: Likewise.
8984 * expr.c: Likewise.
8985 * fold-const.c: Likewise.
8986 * gcc.c: Likewise.
8987 * gcov.c: Likewise.
8988 * gcse.c: Likewise.
8989 * global.c: Likewise.
8990 * ifcvt.c: Likewise.
8991 * loop.c: Likewise.
8992 * optabs.c: Likewise.
8993 * protoize.c: Likewise.
8994 * regclass.c: Likewise.
8995 * reorg.c: Likewise.
8996 * rtl.h: Likewise.
8997 * stmt.c: Likewise.
8998 * tree.h: Likewise.
8999 * doc/cpp.texi: Likewise.
9000 * doc/c-tree.texi: Likewise.
9001 * doc/extend.texi: Likewise.
9002 * doc/invoke.texi: Likewise.
9003 * doc/objc.texi: Likewise.
9004 * doc/tm.texi: Likewise.
9005
90062001-10-08 Richard Henderson <rth@redhat.com>
9007
9008 * varasm.c (set_named_section_flags): Initialize "declared".
9009
90102001-10-08 Robert Lipe <robertlipe@usa.net>
9011
9012 * varasm.c (struct in_named_entry): Add declared.
9013 (named_section_first_declaration): New function.
9014 (default_elf_asm_named_section): Use it.
9015 * output.h (named_section_first_declaration): New.
9016
90172001-10-08 Richard Henderson <rth@redhat.com>
9018
9019 * i386.md (movsi_xor): Export.
9020 (setcc peep2): Use it when available; add an alternative to
9021 match zero_extendhisi2_and.
9022
90232001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9024
9025 * romp-protos.h (romp_initialize_trampoline): New function.
9026 * romp.c (romp_initialize_trampoline): Likewise.
9027 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
9028 romp_initialize_trampoline.
9029
90302001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9031
9032 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
9033 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
9034 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
9035 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
9036
90372001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9038
9039 * unroll.c (loop_iterations): Extend check for multiple back edges.
9040
90412001-10-08 Alexandre Oliva <aoliva@redhat.com>
9042
9043 * langhooks.h: New file.
9044 * Makefile.in (OBJS): Added langhooks.o.
9045 (c-lang.o): Depend on langhooks.h.
9046 (c-common.o): Don't depend on tree-inline.h.
9047 (tree-inline.o): Depend on toplev.h.
9048 (langhooks.o): New rule.
9049 * c-common.c: Don't include tree-inline.h.
9050 (c_mark_lang_decl): Mark argument c as unused.
9051 (c_common_lang_init): Don't initialize hooks here.
9052 * c-lang.c: Include langhooks.h, then override some macros.
9053 (lang_hooks): Initialize with macros in langhooks.h.
9054 (c_init): Don't initialize hooks here.
9055 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
9056 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
9057 * tree-inline.c: Include toplev.h. Don't define hook variables.
9058 * tree-inline.h: Don't define hook types nor declare hook
9059 variables. Move macros to...
9060 * langhooks.c: ... new file, as functions. Adjust all callers.
9061
90622001-10-08 Jeffrey A Law <law@cygnus.com>
9063
9064 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
9065 purge_mem_unchanging_flag on all instructions, not just on those
9066 before NOTE_INSN_FUNCTION_BEG.
9067
90682001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
9069
9070 * cppmacro.c (_cpp_create_definition): Leave comments off.
9071
9072 * doc/cpp.texi: Update.
9073
90742001-10-08 DJ Delorie <dj@redhat.com>
9075
9076 * c-decl.c (grokfield): Make sure the only unnamed fields
9077 we're allowing are either structs or unions.
9078 * doc/extend.texi: Add documentation for the unnamed field
9079 extension.
9080
90812001-10-08 Zack Weinberg <zack@codesourcery.com>
9082
9083 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
9084 * configure.in: Use it.
9085 * configure: Regenerated.
9086 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
9087 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
9088
90892001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
9090
9091 * cppfiles.c (open_file): Don't mark zero-length files
9092 never-reread here. Don't output diagnostics here either.
9093 (stack_include_file): Mark them never-reread here.
9094 (_cpp_read_file): Update.
9095
90962001-10-08 Richard Henderson <rth@redhat.com>
9097
9098 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9099
91002001-10-08 Richard Henderson <rth@redhat.com>
9101
9102 * expr.c (store_expr): When converting a CONST_INT for storage
9103 in a SUBREG, convert it to both SUBREG modes before stripping
9104 the SUBREG.
9105
91062001-10-08 Richard Henderson <rth@redhat.com>
9107
9108 * varasm.c (restore_varasm_status): New.
9109 * function.h: Declare it.
9110 * function.c (pop_function_context_from): Call it.
9111
91122001-10-08 Richard Henderson <rth@redhat.com>
9113
9114 * c-common.h (struct c_lang_decl): Add declared_inline.
9115 * c-tree.h (DECL_DECLARED_INLINE_P): New.
9116 * c-lang.c (c_disregard_inline_limits): Use it.
9117 * c-decl.c (duplicate_decls): Likewise.
9118 (pushdecl, redeclaration_error_message): Likewise.
9119 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
9120 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
9121 Set DECL_INLINE if -finline-functions.
9122 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
9123
91242001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
9125
9126 * cppmacro.c (funlike_invocation_p): Move some logic to caller
9127 in enter_macro_context. Create a padding token in its own context
9128 if necessary when the search for '(' fails.
9129 (enter_macro_context): Update.
9130
91312001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
9132
9133 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
9134 genmultilib, toplev.c: Fix spelling errors of "separate" as
9135 "seperate", and corresponding spelling errors of related words.
9136
91372001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9138
9139 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
9140 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
9141 Likewise.
9142 * c-dump.c (dump_option_value_info): Likewise.
9143 * c-format.c (format_length_info, format_char_info,
9144 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
9145 * collect2.c (names): Likewise.
9146 * cppdefault.h (default_include): Likewise.
9147 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
9148 * flow.c (life_analysis): Likewise.
9149 * gcc.c (dir_separator_str, modify_target, option_map,
9150 target_option_translations, spec_list_1, extra_specs_1,
9151 init_spec): Likewise.
9152 * gcov.c (gcov_version_string): Likewise.
9153 * genattr.c (write_units): Likewise.
9154 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
9155 * gengenrtl.c (rtx_definition, defs): Likewise.
9156 * genrecog.c (pred_table): Likewise.
9157 * global.c (global_alloc): Likewise.
9158 * lcm.c (optimize_mode_switching): Likewise.
9159 * local-alloc.c (find_free_reg): Likewise.
9160 * params.h (param_info): Likewise.
9161 * predict.c (predictor_info): Likewise.
9162 * protoize.c (unexpansion_struct): Likewise.
9163 * real.c (bmask): Likewise.
9164 * recog.h (insn_operand_data, insn_data): Likewise.
9165 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
9166 * stmt.c (expand_nl_goto_receiver): Likewise.
9167 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
9168 target_switches, target_options): Likewise.
9169 * tradcif.y (token, tokentab2, yylex): Likewise.
9170 * tree.h (attribute_spec): Likewise.
9171
9172 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
9173 Likewise.
9174 * arc.c (arc_output_function_epilogue): Likewise.
9175 * arm.c (processors, all_cores, all_architectures,
9176 arm_override_options, isr_attribute_arg, isr_attribute_args,
9177 arm_isr_value): Likewise.
9178 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
9179 Likewise.
9180 * c4x.c (c4x_int_reglist): Likewise.
9181 * d30v.c (override_options): Likewise.
9182 * h8300.c (shift_insn): Likewise.
9183 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
9184 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
9185 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
9186 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
9187 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
9188 * i386.h (processor_costs, ix86_cost): Likewise.
9189 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
9190 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
9191 * m68k.c (codes_68881, codes_FPA): Likewise.
9192 * m88k.c (mode_from_align, max_from_align, all_from_align,
9193 best_from_align, m_options): Likewise.
9194 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
9195 * mcore.c (mode_from_align): Likewise.
9196 * mips/elf64.h (UNIQUE_SECTION): Likewise.
9197 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
9198 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
9199 * mips.h (mips_regno_to_class): Likewise.
9200 * ns32k.c (scales): Likewise.
9201 * pa.c (import_string, magic_milli): Likewise.
9202 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
9203 * sparc.c (leaf_reg_remap, sparc_override_options,
9204 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
9205 Likewise.
9206 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
9207
92082001-10-07 Dale Johannesen <dalej@apple.com>
9209
9210 * reload1.c (reload_reg_free_p): Teach register interference
9211 checking that multiple output reloads are emitted in
9212 reverse order.
9213 reload1.c (reload_reg_reaches_end_p): Ditto.
9214 reload1.c (reloads_conflict): Ditto.
9215
92162001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
9217
9218 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
9219 NULL_TREE inside @code.
9220
92212001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
9222
9223 * doc/gcc.texi: Document consistent style of "32-bit",
9224 "Objective-C", and "@code{NULL}".
9225
92262001-10-06 Zack Weinberg <zack@codesourcery.com>
9227
9228 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
9229 (cpp_token_len, cpp_spell_token, cpp_output_token,
9230 _cpp_equiv_tokens): Handle it.
9231 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
9232 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
9233 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
9234 error messages.
9235
9236Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9237
9238 * gcc.c (default_compilers): Remove .ada.
9239
92402001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
9241
9242 * doc/cppinternals.texi: Update.
9243
92442001-10-06 Zack Weinberg <zack@codesourcery.com>
9245
9246 * gcc.c (main): Set this_file_error if the appropriate
9247 compiler for a language has not been installed.
9248
92492001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
9250
9251 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
9252
92532001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
9254
9255 * gccbug.in (CATEGORIES): Add ada.
9256
92572001-10-05 Catherine Moore <clm@redhat.com>
9258
9259 * config/stormy16/stormy-abi: Document abi changes.
9260 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
9261 (ICALL_REGS): New register class.
9262 (NUM_ARGUMENT_REGISTERS): Now 6.
9263 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
9264 in registers.
9265 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
9266 * config/stormy16.md (call_internal, call_value_internal,
9267 indirect_jump): Use new 'z' constraint.
9268
92692001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
9270
9271 * doc/cppinternals.texi: Update.
9272
92732001-10-05 Richard Henderson <rth@redhat.com>
9274
9275 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
9276 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
9277 the gas section-name-as-label feature.
9278
92792001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
9280
9281 * doc/cppinternals.texi: Update.
9282
9283Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9284
9285 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
9286 to ensure valid SImode constants.
9287
92882001-10-05 Alexandre Oliva <aoliva@redhat.com>
9289
9290 * Makefile.in (c-decl.o): Depend on tree-inline.h.
9291 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
9292 * c-decl.c: Include tree-inline.h.
9293 (c_expand_body): Call optimize_inline_calls. Determine whether
9294 a function is inlinable upfront, and only clear
9295 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
9296 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
9297 (c_disregard_inline_limits): New function.
9298 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
9299 (c_post_options): Enable tree inlining if inlining is enabled.
9300 Don't inline trees when instrumenting functions.
9301 (c_init): Initialize lang_disregard_inline_limits and
9302 lang_cannot_inline_tree_fn.
9303 * tree-inline.c (initialize_inlined_parameters): Handle calls
9304 with fewer arguments than declared parameters, and fewer
9305 parameters than passed arguments. Don't assume value is a
9306 DECL.
9307 (declare_return_variable): Convert return value back to the
9308 original type, if it was promoted.
9309 (tree_inlinable_function_p): New function.
9310 (inlinable_function_p): Don't look at DECL_INLINE if we're
9311 inlining all functions. Make it work with a NULL id.
9312 Re-check DECL_UNINLINABLE after language-specific checks.
9313 * tree-inline.h (tree_inlinable_function_p): Declare it.
9314 * integrate.c (save_for_inline): Don't bother to prepare argvec
9315 when not inlining.
9316 * cse.c (check_for_label_ref): Don't check deleted labels.
9317
9318 * Makefile.in (tree-inline.o): Depend on newly-included headers.
9319 * tree-inline.c: Include headers needed for the functions moved in.
9320 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
9321 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
9322 (copy_body, initialize_inlined_parameters): Likewise.
9323 (declare_return_variable, inlinable_function_p): Likewise.
9324 (expand_call_inline, expand_calls_inline): Likewise.
9325 (optimize_inline_calls, clone_body): Likewise.
9326 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
9327 (copy_tree_r, remap_save_expr): Likewise.
9328
93292001-10-04 Alexandre Oliva <aoliva@redhat.com>
9330
9331 * Makefile.in (OBJS): Added tree-inline.o.
9332 (c-common.o): Depend on tree-inline.h.
9333 (tree-inline.o): New target.
9334 * c-common.c: Include tree-inline.h.
9335 (c_mark_lang_decl): Don't mark saved_tree.
9336 (c_common_lang_init): Set lang_anon_aggr_type_p.
9337 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
9338 (struct c_lang_decl): Moved saved_tree to tree_decl.
9339 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
9340 * integrate.h (function_attribute_inlinable_p): Declare it.
9341 * integrate.c (function_attribute_inlinable_p): Export it.
9342 * tree-inline.c: New file. Define variables declared in...
9343 * tree-inline.h: New file. Declare functions to be moved to
9344 tree-inline.c. Define macros and declare types and hooks for
9345 language-specific tree inlining.
9346 (flag_inline_trees): Moved definition from cp/decl2.c.
9347 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
9348 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
9349 (struct tree_decl): Moved saved_tree from c_lang_decl and
9350 inlined_fns from C++'s lang_decl.
9351
93522001-10-04 Loren J. Rittle <ljrittle@acm.org>
9353
9354 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
9355 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
9356
93572001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
9358
9359 * doc/cppinternals.texi: Update.
9360
93612001-10-04 Eric Christopher <echristo@redhat.com>
9362
9363 * config/mips/mips.c (init_cumulative_args): Remember to set
9364 cum->prototype.
9365 * config.gcc: Redo linux configuration. Add target_cpu_default
9366 of soft-float to all mipsisa32 combinations and tx39.
9367 * config/mips/linux.h: Remove include of mips.h.
9368
93692001-10-03 Loren J. Rittle <ljrittle@acm.org>
9370
9371 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
9372 HOST_LDFLAGS and HOST_CPPFLAGS.
9373
93742001-10-03 Ziemowit Laski <zlaski@apple.com>
9375
9376 * c-parse.in (objc_inherit_code, objc_pq_context,
9377 objc_public_flag): Make static.
9378 (objc_interface_context, objc_implementation_context,
9379 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
9380 global tree array in objc/objc-act.[ch].
9381 (methoddef): Remove unnecessary code.
9382
9383 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
9384 Hoist struct definitions to objc-act.h.
9385 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
9386 cat_count): Place declaration in objc-act.h.
9387 (objc_tree_index): Move enumeration to objc-act.h.
9388 (objc_global_trees): Place declaration and macro accessors in
9389 objc-act.h.
9390 (implementation_context): Remove duplicate; use
9391 objc_implementation_context instead:
9392 (method_context): Remove duplicate; use objc_method_context
9393 instead.
9394 (objc_ellipsis_node, objc_method_prototype_template,
9395 implemented_classes, function_type): Move global vars to
9396 objc_global_trees.
9397 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
9398 (build_message_expr): Move actual construction of ObjC message
9399 send nodes to finish_message_expr.
9400 (finish_message_expr): New routine, contains code formerly in
9401 build_message_expr.
9402 * objc/objc-act.h (finish_message_expr): New prototype.
9403 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
9404 declarations; these vars are now part of objc_global_trees.
9405 (objc_tree_index, objc_global_trees): Move definitions from
9406 objc-act.c.
9407 * objc/objc-tree.def: Update copyright info.
9408
9409Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
9410
9411 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
9412 op is NULL.
9413 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
9414 only if TARGET_ARCH64.
9415
94162001-10-02 Bernd Schmidt <bernds@redhat.com>
9417
9418 * doc/extend.texi: Fix some problems with previous checkin.
9419 * doc/invoke.texi: Likewise.
9420
94212001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
9422
9423 * cpphash.h: Update comments.
9424 (cpp_context): Update.
9425 (spec_nodes): Remove n__Pragma.
9426 * cppinit.c (cpp_create_reader): Update.
9427 (builtin_array): Add _Pragma.
9428 * cpplib.h: Update comments.
9429 (NODE_DISABLED, BT_PRAGMA): New.
9430 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
9431 * cppmacro.c (struct cpp_macro): Remove disabled.
9432 (builtin_macro): Return int, handle _Pragma, push the new token
9433 on the context stack.
9434 (funlike_invocation_p): Unconstify, update.
9435 (enter_macro_context): Handle builtins here.
9436 (replace_args, push_token_context, push_ptoken_context):
9437 Update for prototype changes.
9438 (_cpp_pop_context): Update.
9439 (cpp_get_token): Don't handle buitins, nor _Pragma here.
9440 (cpp_sys_macro_p): Update.
9441 (_cpp_free_definition): Clear disabled flag.
9442 (_cpp_create_definition): Upate.
9443 * cppmain.c: Update comments.
9444
9445Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
9446 Andreas Jaeger <aj@suse.de>,
9447 Jan Hubicka <jh@suse.cz>
9448
9449 * doc/invoke.texi (i386 Options): Document x86-64 options.
9450 (i386 and x86-64 Options): Rename i386 options section.
9451
9452 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
9453 (TARGET_SWITCHES): Add -munwind-info.
9454 (MASK_NO_UNWIND_INFO): New.
9455 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
9456 biarch compilation.
9457 (ASM_OUTPUT_DOUBLE_INT): New.
9458
9459 * config/i386/linux64.h: New spec file for Linux x86-64 support.
9460 * config.gcc: Fix tm_file settings for x86-64.
9461 * config/i386/x86-64.h: New file with OS independent x86-64
9462 definitions.
9463 * config/i386/biarch64.h: New file used to configure compiler
9464 to biarch/64bit compilation.
9465
9466 * config/i386/i386.c: (override_options): Set flags default
9467 for 64bit compilation.
9468
9469Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
9470
9471 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
9472 (ix86_expand_int_movcc): Optimize DImode conditional moves with
9473 constants on x86_64.
9474 (ix86_attr_length_immediate_default): Support MODE_DI.
9475 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
9476 condition.
9477 (indirect_jump, tablejump): Turn into expander.
9478
94792001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
9480
9481 * c-common.c (c_format_attribute_table): Make format and
9482 format_arg attributes apply to function types rather than to
9483 decls.
9484 (is_valid_printf_arglist): Construct an attribute list and pass
9485 that to check_function_format rather than a name.
9486 * c-common.h (check_function_format): Adjust prototype.
9487 * c-decl.c (duplicate_decls): Preserve attributes from type of
9488 built-in decl when allowing for harmless conflict in types.
9489 * c-format.c (record_function_format,
9490 record_international_format, function_format_list,
9491 international_format_info, international_format_list): Remove.
9492 (function_format_info): Remove next, name and assembler_name.
9493 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
9494 (decode_format_attr): New.
9495 (handle_format_attribute): Handle receiving a type rather than a
9496 decl. Call decode_format_attr. Store format information in a
9497 function_format_info.
9498 (handle_format_arg_attribute): Correct comment. Handle receiving
9499 a type rather than a decl. Use unsigned HOST_WIDE_INT for
9500 arg_num.
9501 (check_format_info_recurse, check_format_info_main): Take argument
9502 numbers as unsigned HOST_WIDE_INT.
9503 (check_function_format): Take a list of attributes from the
9504 function type rather than a name or assembler name. Check for
9505 format attributes in that list and the attributes on the type of
9506 the current function rather than looking through
9507 function_format_list.
9508 (check_format_info): Use unsigned HOST_WIDE_INT for argument
9509 numbers.
9510 (check_format_info_recurse): Take format_arg attributes from the
9511 type of the function calls rather than using
9512 international_format_list. Allow for multiple format_arg
9513 attributes.
9514 * c-typeck.c (build_function_call): Pass type attributes to
9515 check_function_format rather than name or assembler name. Don't
9516 require there to be a name or assembler name to check formats.
9517
95182001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
9519
9520 * attribs.c (decl_attributes): Possibly call
9521 insert_default_attributes to insert default attributes on
9522 functions in a lazy manner.
9523 * builtin-attrs.def: New file; define the default format and
9524 format_arg attributes.
9525 * c-common.c (c_format_attribute_table): Move to earlier in the
9526 file.
9527 (c_common_nodes_and_builtins): Initialize format_attribute_table.
9528 (enum built_in_attribute, built_in_attributes,
9529 c_attrs_initialized, c_init_attributes,
9530 c_common_insert_default_attributes): New.
9531 (c_common_lang_init): Don't initialize format_attribute_table. Do
9532 call c_init_attributes.
9533 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
9534 * c-common.h (init_function_format_info): Don't declare.
9535 (c_common_insert_default_attributes): Declare.
9536 * c-decl.c (implicitly_declare, builtin_function): Call
9537 decl_attributes.
9538 (init_decl_processing): Don't call init_function_format_info.
9539 (insert_default_attributes): New.
9540 * c-format.c (handle_format_attribute,
9541 handle_format_arg_attribute): Be quiet about inappropriate
9542 declaration when applying default attributes.
9543 (init_function_format_info): Remove.
9544 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
9545 (insert_default_attributes): Declare.
9546
95472001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
9548
9549 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
9550
95512001-10-01 Jim Wilson <wilson@redhat.com>
9552
9553 * sched-deps.c (add_dependence): When elide conditional dependence,
9554 check that insn doesn't modify cond2.
9555
95562001-10-01 Dale Johannesen <dalej@apple.com>
9557
9558 * config/rs6000/rs6000.h (enum processor_type): Add support
9559 for 7400 (G4) and 7450.
9560 (RTX_COSTS): Ditto.
9561 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
9562 (rs6000_issue_rate): Ditto.
9563 (rs6000_adjust_cost): Fix cycle counts for compares.
9564 (debug_stack_info): Fix an obvious typo.
9565 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
9566 * doc/invoke.texi: Document.
9567 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
9568 for Darwin.
9569 (PROCESSOR_DEFAULT): Ditto.
9570
95712001-10-01 Loren J. Rittle <ljrittle@acm.org>
9572
9573 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
9574 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
9575 later recursive make invocation.
9576
95772001-10-01 Hans Boehm <boehm@acm.org>
9578
9579 * optabs.c (emit_libcall_block): When using non-call exceptions,
9580 don't add REG_LIBCALL reg notes to trapping calls.
9581
95822001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
9583
9584 * flow.c (propagate_block_delete_libcall): Remove unused first arg
9585 (propagate_one_insn): Update for above change
9586
95872001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
9588
9589 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
9590 _Unwind_GetTextRelBase): Argument is unused.
9591
9592Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9593
9594 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
9595 Loop through NOPs, placeholders, and components.
9596 Don't go through NOPs if change mode.
9597 (record_alias_subset): Do nothing if SUBSET and SET are the same.
9598 * emit-rtl.c (set_mem_alias_set): Enable check.
9599 * expr.c (find_placeholder): New function.
9600 (expand_expr, case PLACEHOLDER_EXPR): Use it.
9601 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
9602 to modify it and avoid unneeded copies.
9603 * expr.h (expand_expr): Always define.
9604 (find_placeholder): New declaration.
9605
96062001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9607
9608 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
9609 operand 2 is the stack pointer.
9610 ("addr-peephole"): Fix address computation peephole when operand 2
9611 is the stack pointer.
9612
9613Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9614
9615 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
9616 (ix86_setup_incoming_varargs): Likewise.
9617
96182001-10-01 Jason Merrill <jason_merrill@redhat.com>
9619
9620 * stor-layout.c (layout_type): Don't complain about too-large
9621 array here.
9622
9623Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9624
9625 * function.c (keep_stack_depressed): Don't use delete_insn.
9626
9627 * expr.h (set_mem_alias_set): Move decl to here.
9628 * rtl.h (mem_attrs): New typedef and struct.
9629 (union rtunion_def): Add field for mem_attrs.
9630 (X0MEMATTR, MEM_ATTRS): New macros.
9631 (MEM_ALIAS_SET): Use MEM_ATTRS.
9632 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
9633 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
9634 (set_mem_alias_set): Delete decl from here.
9635
9636 * alias.c (set_mem_alias_set): Delete from here.
9637 * emit-rtl.c (mem_attrs_htab): New variable.
9638 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
9639 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
9640 (mem_attrs_mark, get_mem_attrs): Likewise.
9641 (gen_rtx_MEM): Clear MEM_ATTRS.
9642 (set_mem_attributes): Move to here.
9643 (set_mem_alias_set): Likewise, and call get_mem_attrs.
9644 (init_emit_once): const_int_htab now deletable htab.
9645 Initialize mem_attrs_htab.
9646 * explow.c (set_mem_attributes): Delete from here.
9647 * function.c (put_var_into_stack): Clear MEM_ATTRS.
9648 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
9649 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
9650 * reload1.c (reload): Rework changing REG to MEM.
9651
96522001-09-30 H.J. Lu <hjl@gnu.org>
9653
9654 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
9655 * config.in: Rebuild.
9656
96572001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9658
9659 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
9660 ("tsthi_1"): Avoid allocation in register y.
9661 ("*movqi_68hc12"): Reorganize and fix constraints.
9662 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
9663 ("addqi3"): Likewise.
9664 ("addhi3"): Fix constraints.
9665 ("*logicalhi3_zexthi"): Disparage soft registers.
9666
96672001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9668
9669 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
9670 to tmp reg.
9671
96722001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9673
9674 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
9675 that we use setjmp/longjmp exceptions.
9676
96772001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
9678
9679 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
9680 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
9681 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
9682 _cpp_pool_alloc, _cpp_next_chunk): Remove.
9683 (_cpp_extend_buff, BUFF_ROOM): Update.
9684 (_cpp_append_extend_buff): New.
9685 (struct cpp_reader): Remove macro_pool, add a_buff.
9686 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
9687 macro_pool.
9688 (cpp_destroy): Free a_buff instead of macro_pool.
9689 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
9690 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
9691 _cpp_pool_alloc, ): Remove.
9692 (parse_number, parse_string): Update use of _cpp_extend_buff.
9693 (_cpp_extend_buff): Update.
9694 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
9695 * cpplib.c (glue_header_name, parse_answer):
9696 Update use of _cpp_extend_buff.
9697 (cpp_register_pragma, cpp_register_pragma_space): Use
9698 _cpp_aligned_alloc.
9699 (do_assert, do_unassert): Check for EOL, update.
9700 * cppmacro.c (stringify_arg, collect_args): Update to use
9701 _cpp_extend_buff and _cpp_append_extend_buff.
9702 (save_parameter, parse_params, alloc_expansion_token,
9703 _cpp_create_definition): Rework memory management.
9704
97052001-09-29 Andris Pavenis <pavenis@lanet.lv>
9706
9707 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
9708 update md_exec_prefix.
9709 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
9710 to string constant.
9711
97122001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9713
9714 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
9715 (SELECT_CC_MODE): Use s390_select_ccmode.
9716 * config/s390/s390-protos.h (s390_select_ccmode): Add.
9717 * config/s390/s390.c (s390_select_ccmode): New.
9718 (s390_match_ccmode): Add CCLmode.
9719 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
9720 (output_branch_condition, output_inverse_branch_condition): Removed.
9721 (print_operand): Use s390_branch_condition_mnemonic.
9722 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
9723 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
9724 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
9725
9726 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
9727 when converting conditional branches to far branches.
9728 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
9729 cmpint_di): Use CCSmode instead of CCUmode.
9730
9731 * config/s390/s390.c (legitimate_la_operand_p): New.
9732 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
9733 * config/s390/s390.md (movsi): Convert load address patterns to
9734 arithmetic operations when necessary.
9735 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
9736 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
9737 (*do_la_reg_0): Don't use before reload.
9738
9739 * config/s390/s390.c (legitimize_address): Make more efficient
9740 use of two-register addressing mode.
9741
9742 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
9743 with -mno-backchain in some corner cases.
9744
9745 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
9746
97472001-09-29 Alexandre Oliva <aoliva@redhat.com>
9748
9749 * reload.c (find_reloads): Mark new USE insns with QImode.
9750 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
9751 find_reloads_subreg_address): Likewise.
9752 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
9753 encountered.
9754 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
9755 CLOBBERs.
9756 (reload): Make sure there are no USEs with mode other than
9757 VOIDmode. At the end, remove those marked with QImode.
9758
97592001-09-29 Per Bothner <per@bothner.com>
9760
9761 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
9762 * Makefile.in (includedir): Rename to local_includedir.
9763 (includedir): Define as $(prefix)/include.
9764 * config.in (PREFIX_INCLUDE_DIR): New variable.
9765 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
9766
97672001-09-29 Bernd Schmidt <bernds@redhat.com>
9768
9769 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
9770 storehps builtins.
9771 * doc/extend.texi (Vector Extensions): New node.
9772 * doc/invoke.texi (Machine Dependent Options): Add documentation for
9773 i386 -mmmx, -msse, -m3dnow.
9774
9775Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9776
9777 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
9778
97792001-09-29 Hans-Peter Nilsson <hp@axis.com>
9780
9781 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
9782
9783 * doc/invoke.texi (Optimize Options): Delete spurious @table.
9784
97852001-09-28 Richard Henderson <rth@redhat.com>
9786
9787 * varasm.c (assemble_integer): Bound alignment check by
9788 BIGGEST_ALIGNMENT.
9789
9790 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
9791
97922001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9793
9794 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
9795
97962001-09-25 Bernd Schmidt <bernds@redhat.com>
9797
9798 Mostly from Graham Stott <grahams@redhat.com>
9799 * c-common.c (type_for_mode): Add support for V2SFmode.
9800 * tree.c (build_common_tree_nodes_2): Likewise.
9801 * tree.h (enum tree_index, global_trees): Likewise.
9802 * config/i386/i386.c (x86_3dnow_a): New variable.
9803 (override_options): Support 3Dnow extensions.
9804 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
9805 Athlon's version of 3Dnow.
9806 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
9807 (ix86_expand_builtin): Handle them.
9808 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
9809 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
9810 TARGET_3DNOW_A): New macros.
9811 (TARGET_SWITCHES): Add 3Dnow switches.
9812 (VALID_MMX_REG_MODE_3DNOW): New macro.
9813 (VECTOR_MODE_SUPPORTED_P): Use it.
9814 (enum ix86_builtins): Add entries for 3Dnow builtins.
9815 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
9816 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
9817 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
9818 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
9819 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
9820 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
9821 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
9822 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
9823 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
9824 sfence_insn, prefetch): Make these available if TARGET_SSE or
9825 TARGET_3DNOW_A.
9826
9827Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9828
9829 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
9830 ix86_va_start, ix86_build_va_list): Declare.
9831 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
9832 ix86_va_start, ix86_build_va_list): New global functions.
9833 * i386.md (sse_prologue_save_insn): New insn.
9834 (sse_prologue_save): New expander.
9835 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
9836 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
9837
98382001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
9839
9840 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
9841 Use size_t everywhere, make definitions consistent with
9842 prototypes.
9843
9844Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
9845
9846 * gcse.c (replace_store_insn): Use delete_insn.
9847 * loop.c (move_movables): Likewise; avoid delete_insn
9848 from clobbering notes moved elsewhere.
9849 (check_dbra_loop): Use delete_insn.
9850 * ssa.c (convert_from_ssa): Likewise.
9851 * cse.c (cse_insn): Use delete_insn.
9852
98532001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
9854
9855 * cpphash.h (struct cpp_buff): Make unsigned.
9856 (_cpp_get_buff): Take length of size_t.
9857 (_cpp_unaligned_alloc): New.
9858 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
9859 (struct cpp_reader): Remove ident_pool. Add u_buff.
9860 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
9861 (cpp_destroy): Destroy u_buff, not ident_pool.
9862 * cpplex.c (parse_number, parse_string, save_comment,
9863 cpp_token_as_text): Update to use the unaligned buffer.
9864 (new_buff): Make unsigned.
9865 (_cpp_unaligned_alloc): New.
9866 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
9867 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
9868 Similarly.
9869 (collect_args): Make unsigned.
9870
98712001-09-27 Zack Weinberg <zack@codesourcery.com>
9872
9873 * cpplex.c (cpp_output_token): Use a putc loop for
9874 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
9875
9876 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
9877 * configure, config.in: Regenerate.
9878 * system.h: Replace fwrite and fprintf with their unlocked
9879 variants if available.
9880
98812001-09-27 Richard Henderson <rth@redhat.com>
9882
9883 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
8d9afc4e 9884 in favor of .eh_frame.
619acae7
JL		 9885
98862001-09-27 Aldy Hernandez <aldyh@redhat.com>
9887
9888 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
9889 to macros.
9890 (LIBCALL_VALUE): Likewise.
9891
98922001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
9893
9894 * cpphash.h: Update comment.
9895 * cpplex.c: Update comments.
9896 (_cpp_can_paste): Remove.
9897 * cpplib.h (_cpp_can_paste): Remove.
9898 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
9899 lexer rather than _cpp_can_paste.
9900
99012001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
9902
9903 * doc/cppinternals.texi: Update.
9904
99052001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
9906
9907 * cpphash.h (struct cpp_pool): Remove locks and locked.
9908 (struct cpp_context): Add member buff.
9909 (struct cpp_reader): Remove member argument_pool.
9910 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
9911 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
9912 * cpplex.c (chunk_suitable): Remove pool argument.
9913 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
9914 (new_buff, _cpp_extend_buff): Update.
9915 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
9916 which buffer is returned.
9917 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
9918 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
9919 * cppmacro.c (lock_pools, unlock_pools): Remove.
9920 (push_ptoken_context): Take a _cpp_buff.
9921 (enter_macro_context): Pool locking removed.
9922 (replace_args): Use a _cpp_buff for the replacement list with
9923 arguments replaced.
9924 (push_token_context): Clear buff.
9925 (expand_arg): Use _cpp_pop_context.
9926 (_cpp_pop_context): Free a context's buffer, if any.
9927
99282001-09-26 DJ Delorie <dj@redhat.com>
9929
9930 * c-typeck.c (digest_init): Check for sizeless arrays.
9931
99322001-09-26 Richard Henderson <rth@redhat.com>
9933
9934 * optabs.c (init_one_libfunc): Create a dummy function type
9935 instead of using error_mark_node.
9936
99372001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
9938
9939 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
9940 _cpp_extend_buff, _cpp_free_buff): New.
9941 (struct cpp_reader): New member free_buffs.
9942 * cppinit.c (cpp_destroy): Free buffers.
9943 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
9944 _cpp_extend_buff, _cpp_free_buff): New.
9945 * cpplib.h (struct cpp_options): Remove unused member.
9946 * cppmacro.c (collect_args): New. Combines the old parse_arg
9947 and parse_args. Use _cpp_buff for memory allocation.
9948 (funlike_invocation_p, replace_args): Update.
9949
9950Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
9951
9952 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
9953
99542001-09-25 Andrew Haley <aph@cambridge.redhat.com>
9955
9956 * except.c (sjlj_mark_call_sites): Change address inside sequence.
9957
99582001-09-24 Andrew Haley <aph@cambridge.redhat.com>
9959
9960 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
9961 glibc.
9962
99632001-09-25 Janis Johnson <janis187@us.ibm.com>
9964 Jim Wilson <wilson@redhat.com>
9965
9966 * doc/install.texi (Specific, ia64-*-linux): Document.
9967
9968Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9969
9970 * Makefile.in (cfgrtl.o): Add.
9971 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
9972 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
9973 free_aux_for_edge): Declare.
9974 * cfg.c
9975 (HAVE_return): Undefine.
9976 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
9977 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
9978 free_aux_for_edge): New global functions.
9979 (first_delete_block): New static variable.
9980 (init_flow): Clear first_delete_block.
9981 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
9982 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
9983 try_redirect_by_replacing_jump, last_loop_beg_note,
9984 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
9985 delete_insn, delete_insn_chain, create_basic_block_structure,
9986 create_basic_block, flow_delete_block, compute_bb_for_insn,
9987 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
9988 set_block_for_new_insns, split_block, merge_blocks_nomove,
9989 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
9990 redirect_edge_and_branch, force_nonfallthru_and_redirect,
9991 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
9992 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
9993 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
9994 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
9995 purge_all_dead_edges): Move to ....
9996 * cfgrtl.c: New file; .... Here.
9997
9998 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
9999 (reroder_basic_block): Use alloc_aux_for_blocks.
10000 * predict.c (estimate_bb_frequencies): Likewise; use
10001 alloc_aux_for_edges.
10002 * profile.c (compute_branch_probabilities): Likewise.
10003 (branch_prob): Likewise.
10004 * reg-stack.c (reg_to_stack): Likewise.
10005
10006 * emit-rtl.c (emit_insns_after): Never return NULL.
10007
10008 * basic-block.h (set_block_for_new_insns): Delete.
10009 * cfgrtl.c (set_block_for_new_insns): Delete.
10010
10011 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
10012 calls when crossjumping.
10013
10014 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
10015 * unroll.c (copy_loop_body): Use delete_insn.
10016
10017 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
10018 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
10019 keep_stack_depressed): Likewise.
10020 * gcse.c (cprop_cc0_jump): Likewise.
10021 * local-alloc.c (update_equiv_regs): Likewise.
10022 * loop.c (scan_loop, loop_delete_insns): Likewise.
10023 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
10024 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
10025 delete_output_reload, delete_address_reloads_1,
10026 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
10027 Likewise.
10028 * sibcall.c (replace_call_placeholder): Likewise.
10029 * cse.c (cse_insn): Likewise.
10030
100312001-09-25 Bernd Schmidt <bernds@redhat.com>
10032
10033 From Graham Stott <grahams@redhat.com>
10034 (def_builtin): Only define builtins appropriate for target_flags. All
10035 callers changed.
10036 (builtin_decsription): Add new field mask which is used to determine
10037 when to define the builtin via the macro def_builtin.
10038
4912a07c 10039 (bdesc_comi): Initialize new mask fields.
619acae7
JL		 10040 (bdesc_2srg): Likewise.
10041 (bdesc_1arg): Likewise.
10042
10043 * config/i386/i386.c (ix86_init_builtins): Correct return type
10044 building v4hi_ftype_v4hi_int_int tree node.
10045 (ix86_expand_sse_comi): Fix typo swapping operands.
67f63f32 10046 Don't swap comparison condition, it is already swapped.
619acae7
JL		 10047 (ix86_expand_sse_compare): Before swapping operands
10048 move operand 1 into new rtx and not the target rtx.
10049 Don't swap comparison condition, it is already swapped.
10050 Always check whether we need to create a new TARGET.
10051
10052 * config/i386/i386.md: (sse_comi) Fix typos.
10053 (sse_ucomi): Likewise.
10054 (cvtss2si): Fix operand 0 contraint.
10055 (cvttss2si): Likewise.
10056 (sse_unpckhps): Fix mode for operand 2.
10057 (sse_unpcklps): Likewise.
10058
100592001-09-25 Graham Stott <grahams@redhat.com>
10060
10061 * sibcall.c (skip_copy_to_return_value): Tighten return value
10062 copy check.
10063
100642001-09-24 David Edelsohn <edelsohn@gnu.org>
10065
10066 * rs6000.c (lwa_operand): Address must be word aligned.
10067
10068Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10069
10070 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
10071 number has been set.
10072 (type_hash_mark): Mark type itself.
10073
100742001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
10075
10076 * c-lex.c (cb_def_pragma): Update.
10077 (c_lex): Update, and skip padding.
10078 * cppexp.c (lex, parse_defined): Update, remove unused variable.
10079 * cpphash.h (struct toklist): Delete.
10080 (union utoken): New.
10081 (struct cpp_context): Update.
10082 (struct cpp_reader): New members eof, avoid_paste.
10083 (_cpp_temp_token): New.
10084 * cppinit.c (cpp_create_reader): Update.
10085 * cpplex.c (_cpp_temp_token): New.
10086 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
10087 (cpp_output_token): Don't print leading whitespace.
10088 (cpp_output_line): Update.
10089 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
10090 do_include_common, do_line, do_ident, do_pragma,
10091 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
10092 parse_assertion): Update.
10093 (get_token_no_padding): New.
10094 * cpplib.h (CPP_PADDING): New.
10095 (AVOID_LPASTE): Delete.
10096 (struct cpp_token): New union member source.
10097 (cpp_get_token): Update.
10098 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
10099 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
10100 replace_args, quote_string, stringify_arg, parse_arg, next_context,
10101 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
10102 _cpp_backup_tokens, _cpp_create_definition): Update.
10103 (push_arg_context): Delete.
10104 (padding_token, push_token_context, push_ptoken_context): New.
10105 (make_string_token, make_number_token): Update, rename.
10106 (cpp_get_token): Update to handle tokens as pointers to const,
10107 and insert padding appropriately.
10108 * cppmain.c (struct printer): New member prev.
10109 (check_multiline_token): Constify.
10110 (do_preprocessing, cb_line_change): Update.
10111 (scan_translation_unit): Update to handle spacing.
10112 * scan-decls.c (get_a_token): New.
10113 (skip_to_closing_brace, scan_decls): Update.
10114 * fix-header.c (read_scan_file): Update.
10115
10116 * doc/cpp.texi: Update.
10117
101182001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10119
10120 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
10121 leak by passing malloc'ed pointer to reconcat, not concat.
10122
101232001-09-24 DJ Delorie <dj@redhat.com>
10124
10125 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
10126
101272001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
10128
10129 * flow.c (delete_dead_jumptables): Delete jumptable if the only
10130 reference is from the literal pool.
10131
101322001-09-24 Janis Johnson <janis187@us.ibm.com>
10133
10134 * doc/install.texi (Final install): Request additional information
10135 in mail about successful builds.
10136
101372001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
10138
10139 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
10140 initial value of return pointer register instead of value in frame-20.
10141 Revise comments.
10142
101432001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
10144
10145 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
10146 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
10147 the libcall if there isn't a referenced identifier for the symbol.
10148
101492001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
10150
10151 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
10152 non 64-bit machines. Use these as a plabel for the trampoline.
10153 (TRAMPOLINE_SIZE): Adjust size for new words.
10154 (INITIALIZE_TRAMPOLINE): Initialize new words.
10155 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
10156 pointer to the plabel in the trampoline.
10157
101582001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
10159
10160 * pa.c (function_arg): Pass floating arguments in both general and
10161 floating registers in indirect (dynamic) calls when generating code
10162 for the 32 bit ABI and the HP assembler.
10163
101642001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10165
10166 * doc/install.texi: Markup fixes.
10167 Use Solaris 2, SunOS 4 as appropriate.
10168 (Specific, *-*-solaris2*): Explain this.
10169 Unconditionally warn against /usr/ucb tools.
10170 Remove Sun as warning, obsolete.
10171 Move X11 header bug workaround here, update patches.
10172 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
10173 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
10174
101752001-09-23 Zack Weinberg <zack@codesourcery.com>
10176
10177 * errors.h (warning, error, fatal, internal_error): Don't mark
10178 with ATTRIBUTE_PRINTF_n.
10179 * toplev.h (internal_error, fatal_io_error, warning, error,
10180 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
10181 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
10182 Likewise.
10183
10184Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10185
10186 * function.c (pop_function_context_from): var_refs_queue
10187 and temp slots now in GC memory.
10188 (mark_function_status, free_after_compilation): Likewise;
10189 also struct function now in GC memory.
10190 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
10191 (combine_temp_slots): Likewise.
10192 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
10193 (prepare_function_start): Use GC memory for struct function.
10194 (mark_temp_slot): Deleted.
10195 (gcc_mark_struct_function): struct function now in GC memory.
10196
10197 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
10198 code for division, not modulus.
10199
10200 * rtl.def (MEM): Remove obsolete part of comment.
10201
102022001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
10203
10204 * c-format.c (init_function_format_info): Check __builtin_printf
10205 and __builtin_fprintf even if -ffreestanding. Check C99 functions
10206 in gnu89 mode.
10207
10208Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10209
10210 * c-common.c (format_attribute_table): Remove decl.
10211 * tree.h (format_attribute_table, lang_attribute_table): New decls.
10212 (lang_attribute_common): Likewise.
10213
10214 * function.c (fix_lexical_address): Use set_mem_alias_set.
10215 (expand_function_start): Likewise.
10216 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
10217
10218 * varasm.c (output_constant): Fix unused variable warning.
10219
10220 * attribs.c: New file, from c-common.c.
10221 (attribute_tables): Now four elements.
10222 (format_attribute_table, lang_attribute_common): New variables.
10223 (init_attributes): Reflect above changes.
10224 (handle_mode_attribute): Delete check for wider than uintmax.
10225 * c-common.c: Delete parts moved to attribs.c.
10226 (enum attrs): Deleted; unused.
10227 (c_format_attribute_table): New variable.
10228 (c_common_lang_init): Initialize format_attribute_table with it.
10229 * c-common.h (decl_attributes): Remove decl.
10230 * tree.h (decl_attribute): Move it to here.
10231 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
10232 (attribs.o): New rule.
10233
102342001-09-22 Andreas Jaeger <aj@suse.de>
10235
10236 * builtins.c (c_getstr): Remove unused variable.
10237
102382001-09-21 Richard Henderson <rth@redhat.com>
10239
10240 * reload1.c (reload): Use delete_insn instead of splatting
10241 NOTE_INSN_DELETED.
10242
102432001-09-21 Richard Henderson <rth@redhat.com>
10244
10245 * reload.c (push_secondary_reload): Don't check for "=" in output
10246 constraint after ""->ALL_REGS check.
10247
102482001-09-21 Richard Henderson <rth@redhat.com>
10249
10250 * predict.c (expected_value_to_br_prob): Use pc_set.
10251
10252 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
10253 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
10254
102552001-09-21 Richard Henderson <rth@redhat.com>
10256
10257 * rtl.h (LCT_RETURNS_TWICE): New.
10258 * calls.c (emit_call_1): Set current_function_calls_setjmp for
10259 ECF_RETURNS_TWICE.
10260 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
10261 to ECF_RETURNS_TWICE.
10262 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
10263 call to setjmp.
10264
10265 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
10266
10267 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
10268 (JMP_BUF_SIZE): New.
10269
102702001-09-21 Richard Henderson <rth@redhat.com>
10271
10272 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
10273 to R8_REGS.
10274
102752001-09-21 Richard Henderson <rth@redhat.com>
10276
10277 * tree.def (FDESC_EXPR): New.
10278 * expr.c (expand_expr): Handle it.
10279 * varasm.c (initializer_constant_valid_p): Likewise.
10280 (output_constant): Likewise.
10281 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
10282 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
10283 (ASM_OUTPUT_FDESC): New.
10284 * doc/tm.texi: Document the new macros.
10285
611bcfc0 102862001-09-21 Richard Earnshaw (reanrsha@arm.com)
619acae7
JL		 10287
10288 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
10289 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
10290 once merging is complete.
10291
10292Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10293
10294 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
10295
611bcfc0 102962001-09-21 Richard Earnshaw (reanrsha@arm.com)
619acae7
JL		 10297
10298 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
10299 that would be invalid after a merge.
10300
10301Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
10302
10303 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
10304 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
10305 remove some labels.
10306 (flow_delete_insn): This one.
10307 (delete_insn_chain): Rename from ...; do not care labels.
10308 (flow_delete_insn_chain): ... this one.
10309 (flow_delete_block): Remove the insns one BB has been expunged.
10310 (merge_blocks_nomove): Likewise.
10311 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
10312 updating BB boundaries.
10313 (tidy_fallthru_edge): Likewise.
10314 (commit_one_edge_insertion): Likewise.
10315 * cfgbuild.c (find_basic_block): Likewise.
10316 (find_basic_blocks_1): Likewise.
10317 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
10318 (try_crossjump_to_edge): Likewise.
10319 (try_optimize_cfg): Likewise.
10320 * cse.c (delete_trivially_dead_insns): Likewise.
10321 * df.c (df_insn_delete): Likewise.
10322 * doloop.c (doloop_modify): Use delete_related_insns.
10323 * emit-rtl.c (try_split): Likewise.
10324 (remove_insn): Update BB boundaries.
10325 * expect.c (connect_post_landing_pads): Use delete_related_insns.
10326 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
10327 updating BB boundaries.
10328 (propagate_block_delete_insn): Likewise.
10329 (propagate_block_delete_libcall): Likewise.
10330 * function.c (delete_handlers): Use delete_related_insns.
10331 (thread_prologue_and_epilogue_insns): Likewise.
10332 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
10333 * genpeep.c (gen_peephole): Use delete_related_insns.
10334 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
10335 BB boundaries.
10336 (find_cond_trap): Likewise.
10337 * integrate.c (save_for_inline): Use delete_related_insns.
10338 (copy_insn_list): Likewise.
10339 * jump.c (pruge_linie_number_notes): Likewise.
10340 (duplicate_loop_exit_test): Likewise.
10341 (delete_computation): Likewise.
10342 (delete_related_insn): Rename from ...; use delete_insn
10343 (delete_insn): ... this one.
10344 (redirect_jump): Use delete_related_insns.
10345 * loop.c (scan_loop): Likewise.
10346 (move_movables): Likewise.
10347 (find_and_verify_loops): Likewise.
10348 (check_dbra_loop): Likewise.
10349 * recog.c (peephole2_optimize): Likewise.
10350 * reg-stack.c (delete_insn_for_stacker): Remove.
10351 (move_for_stack_reg): Use delete_insn.
10352 * regmove.c (combine_stack_adjustments_for_block): Likewise.
10353 * reload1.c (delete_address_reloads): Use delete_related_insns.
10354 (fixup_abnormal_edges): Use delete_insn.
10355 * recog.c (emit_delay_sequence): Use delete_related_insns.
10356 (delete_from-delay_slot): Likewise.
10357 (delete_scheduled_jump): likewise.
10358 (optimize_skip): Likewise.
10359 (try_merge_delay_insns): Likewise.
10360 (full_simple_delay_slots): Likewise.
10361 (fill_slots_from_thread): Likewise.
10362 (relax_delay_slots): Likewise.
10363 (make_return_insns): Likewise.
10364 (dbr_schedule): Likewise.
10365 * rtl.h (delete_insn): Rename to delete_related_insns.
10366 (delete_insn, delete_insn_chain): New prototypes.
10367 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
10368 by df_insn_delete already.
10369 * ssa-dce.c (delete_insn_bb): Use delete_insn.
10370 * ssa.c (convert_from_ssa): Use delete_related_insns.
10371 * unroll.c (unroll_loop): Likewise.
10372 (calculate_giv_inc): Likewise.
10373 (copy_loop_body): Likewise.
10374
10375 * i386-protos.h (ix86_libcall_value, ix86_function_value,
10376 ix86_function_arg_regno_p, ix86_function_arg_boundary,
10377 ix86_return_in_memory, ix86_function_value): Declare.
10378 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
10379 new static valurables.
10380 (x86_64_reg_class): New enum
10381 (x86_64_reg_class_name): New array.
10382 (classify_argument, examine_argument, construct_container,
10383 merge_classes): New static functions.
10384 (optimization_options): Enable flag_omit_frame_pointer and disable
10385 flag_pcc_struct_return on 64bit.
10386 (ix86_libcall_value, ix86_function_value,
10387 ix86_function_arg_regno_p, ix86_function_arg_boundary,
10388 ix86_return_in_memory, ix86_function_value): New global functions.
10389 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
10390 (function_arg_advance): Handle x86_64 passing conventions.
10391 (function_arg): Likewise.
10392 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
10393 (RETURN_IN_MEMORY): Move offline.
10394 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
10395 (FUNCTION_VALUE_REGNO_P): New macro.
10396 (FUNCTION_ARG_REGNO_P): Move offline.
10397 (struct ix86_args): Add maybe_vaarg.
10398 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
10399 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
10400
104012001-09-21 Hartmut Penner <hpenner@de.ibm.com>
10402
10403 * s390.md: Changed attributes for scheduling.
10404 * s390.c: (s390_adjust_cost, s390_adjust_priority)
10405 Changed scheduling
10406
104072001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
10408
10409 Table-driven attributes.
10410 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
10411 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
10412 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
10413 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
10414 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
10415 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
10416 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
10417 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
10418 * tree.h (struct tree_decl): Change machine_attributes to
10419 attributes.
10420 * doc/c-tree.texi: Document that all attributes are now attached
10421 to decls and types.
10422 * c-common.c (add_attribute, attrtab, attrtab_idx,
10423 default_valid_lang_attribute, valid_lang_attribute): Remove.
10424 (attribute_tables, attributes_initialized,
10425 c_common_attribute_table, default_lang_attribute_table): New
10426 variables.
10427 (handle_packed_attribute, handle_nocommon_attribute,
10428 handle_common_attribute, handle_noreturn_attribute,
10429 handle_unused_attribute, handle_const_attribute,
10430 handle_transparent_union_attribute, handle_constructor_attribute,
10431 handle_destructor_attribute, handle_mode_attribute,
10432 handle_section_attribute, handle_aligned_attribute,
10433 handle_weak_attribute, handle_alias_attribute,
10434 handle_no_instrument_function_attribute,
10435 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
10436 handle_no_limit_stack_attribute, handle_pure_attribute): New
10437 functions.
10438 (init_attributes, decl_attributes): Rewrite to implement
10439 table-driven attributes.
10440 * c-common.h (enum attribute_flags): Move to tree.h.
10441 * c-format.c (decl_handle_format_attribute,
10442 decl_handle_format_arg_attribute): Rename to
10443 handle_format_attribute and handle_format_arg_attribute. Update
10444 for table-driven attributes.
10445 * c-common.h (decl_handle_format_attribute,
10446 decl_handle_format_arg_attribute): Remove prototypes.
10447 (handle_format_attribute, handle_format_arg_attribute): Add
10448 prototypes.
10449 * c-decl.c (grokdeclarator): Handle attributes nested inside
10450 declarators.
10451 * c-parse.in (setattrs, maybe_setattrs): Remove.
10452 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
10453 Update to handle nested attributes properly.
10454 (maybe_resetattrs, after_type_declarator,
10455 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
10456 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
10457 properly.
10458 (make_pointer_declarator): Update to handle nested attributes
10459 properly.
10460 * doc/extend.texi: Update documentation of limits of attributes
10461 syntax. Warn about problems with attribute semantics in C++.
10462 * target.h (struct target): Remove valid_decl_attribute and
10463 valid_type_attribute. Add attribute_table and
10464 function_attribute_inlinable_p.
10465 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
10466 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
10467 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
10468 Add.
10469 (TARGET_INITIALIZER): Update.
10470 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
10471 definition.
10472 (function_attribute_inlinable_p): New function. Check for the
10473 presence of any machine attributes before using
10474 targetm.function_attribute_inlinable_p.
10475 (function_cannot_inline_p): Update.
10476 * Makefile.in (integrate.o): Update dependencies.
10477 * doc/tm.texi: Update documentation of target attributes and
10478 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
10479 * tree.c (default_valid_attribute_p, valid_machine_attribute):
10480 Remove.
10481 (default_target_attribute_table,
10482 default_function_attribute_inlinable_p): New.
10483 (lookup_attribute): Update comment to clarify handling of multiple
10484 attributes with the same name.
10485 (merge_attributes, attribute_list_contained): Allow multiple
10486 attributes with the same name but different arguments to appear in
10487 the same attribute list.
10488 * tree.h (default_valid_attribute_p): Remove prototype.
10489 (struct attribute_spec): New.
10490 (default_target_attribute_table): Declare.
10491 (enum attribute_flags): Move from c-common.h. Add
10492 ATTR_FLAG_TYPE_IN_PLACE.
10493 (default_function_attribute_inlinable_p): Declare.
10494 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
10495 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
10496 (TARGET_ATTRIBUTE_TABLE): Define.
10497 (vms_attribute_table): New.
10498 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
10499 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
10500 (TARGET_ATTRIBUTE_TABLE): Define.
10501 (arc_attribute_table, arc_handle_interrupt_attribute): New.
10502 * config/arm/arm.c (arm_valid_type_attribute_p,
10503 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
10504 Remove.
10505 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
10506 define.
10507 (TARGET_ATTRIBUTE_TABLE): Define.
10508 (arm_attribute_table, arm_handle_fndecl_attribute,
10509 arm_handle_isr_attribute): New.
10510 * config/avr/avr.c (avr_valid_type_attribute,
10511 avr_valid_decl_attribute): Remove.
10512 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
10513 define.
10514 (TARGET_ATTRIBUTE_TABLE): Define.
10515 (avr_attribute_table, avr_handle_progmem_attribute,
10516 avr_handle_fndecl_attribute): New.
10517 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
10518 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
10519 (TARGET_ATTRIBUTE_TABLE): Define.
10520 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
10521 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
10522 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
10523 (TARGET_ATTRIBUTE_TABLE): Define.
10524 (h8300_attribute_table, h8300_handle_fndecl_attribute,
10525 h8300_handle_eightbit_data_attribute,
10526 h8300_handle_tiny_data_attribute): New.
10527 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
10528 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
10529 Remove prototypes.
10530 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
10531 declarations.
10532 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
10533 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
10534 define.
10535 (TARGET_ATTRIBUTE_TABLE): Define.
10536 (ix86_attribute_table, ix86_handle_cdecl_attribute,
10537 ix86_handle_regparm_attribute): New.
10538 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
10539 i386_pe_valid_type_attribute_p): Remove.
10540 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
10541 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
10542 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
10543 (TARGET_ATTRIBUTE_TABLE): Define.
10544 (ia64_attribute_table): New.
10545 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
10546 interrupt_ident2, model_ident1, model_ident2): Remove.
10547 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
10548 (TARGET_ATTRIBUTE_TABLE): Define.
10549 (init_idents): Update.
10550 (m32r_attribute_table, m32r_handle_model_attribute): New.
10551 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
10552 Remove.
10553 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
10554 (TARGET_ATTRIBUTE_TABLE): Define.
10555 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
10556 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
10557 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
10558 (TARGET_ATTRIBUTE_TABLE): Define.
10559 (mcore_attribute_table, mcore_handle_naked_attribute): New.
10560 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
10561 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
10562 (TARGET_ATTRIBUTE_TABLE): Define.
10563 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
10564 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
10565 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
10566 (TARGET_ATTRIBUTE_TABLE): Define.
10567 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
10568 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
10569 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
10570 (TARGET_ATTRIBUTE_TABLE): Define.
10571 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
10572 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10573 New.
10574 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
10575 Remove.
10576 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
10577 (TARGET_ATTRIBUTE_TABLE): Define.
10578 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
10579 New.
10580 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
10581 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
10582 (TARGET_ATTRIBUTE_TABLE): Define.
10583 (v850_attribute_table, v850_handle_interrupt_attribute,
10584 v850_handle_data_area_attribute): New.
10585 * config/v850/v850-c.c (mark_current_function_as_interrupt):
10586 Return void. Call decl_attributes instead of
10587 valid_machine_attribute.
10588
10589Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
10590
10591 * sh-protos.h (sh_pr_n_sets): Declare.
10592 * sh.c (calc_live_regs): If the initial value for PR has been copied,
10593 look at the copy to determine if PR needs to be saved.
10594 sh_pr_n_sets: New function.
10595 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
10596 (ALLOCATE_INITIAL_VALUE): Define.
10597
10598 * sh.c (initial_elimination_offset):
10599 Fix RETURN_ADDRESS_POINTER_REGNUM case.
10600
10601Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
10602
10603 * integrate.c (allocate_initial_values): New function.
10604 * integrate.h (allocate_initial_values): Declare.
10605 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
10606 here...
10607 * reload1.c (reload): And initialization of reg_equiv_memory_loc
10608 from here...
10609 * toplev.c (rest_of_compilation): To here.
10610 Call allocate_initial_values.
10611 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
10612
10613Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10614
10615 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
10616
106172001-09-20 DJ Delorie <dj@redhat.com>
10618
10619 * c-typeck.c (really_start_incremental_init): Discriminate
10620 between zero-length arrays and flexible arrays.
10621 (push_init_level): Detect zero-length arrays and handle them
10622 like fixed-sized arrays.
10623 * expr.c (store_constructor): Handle zero-length arrays and
10624 flexible arrays correctly.
10625 * doc/extend.texi: Update zero-length array notes.
10626
106272001-09-20 Jim Wilson <wilson@redhat.com>
10628
10629 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
10630 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
10631 for issue port conflicts.
10632 (cycle_end_fill_slots): TYPE_L instructions take two slots.
10633
106342001-09-20 Andrew MacLeod <amacleod@redhat.com>
10635
10636 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
10637 on ia64.
10638
10639Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10640
10641 * fold-const.c (hashtab.h): Include.
10642 (int_const_binop): Remove FORSIZE arg and compute from type; all
10643 callers changed.
10644 Call size_int_type_wide for all single-word constants.
10645 (size_htab_hash, size_htab_eq): New functions.
10646 (size_int_type_wide): Rework to use hash table.
10647 * ggc-common.c (hashtab.h): Include.
10648 (struct d_htab_root): New struct.
10649 (d_htab_roots): New variable.
10650 (ggc_add_deletable_htab, ggc_htab_delete): New functions
10651 (ggc_mark_roots): Handle deletable htabs.
10652 * ggc-page.c (ggc_marked_p): New function.
10653 * ggc-simple.c (ggc_marked_p): Likewise.
10654 * ggc.h: Reformatting throughout.
10655 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
10656 * tree.c (init_obstacks): Make type_hash_table a deletable root.
10657 (type_hash_add): Allocate struct type_hash from GC memory.
10658 (mark_hash_entry, mark_type_hash): Deleted.
10659 (type_hash_marked_p, type_hash_mark): New functions.
10660 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
10661
10662Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
10663
10664 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
10665 than SImode.
10666
10667Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10668
10669 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
10670 array-too-large test for signed sizetype.
10671
10672Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10673
10674 * i386.md (indirect_jump): Allow Pmode operand.
10675 (tablejump): LIkewise; perform expansion to 64bit mode.
10676 * i386.c (symbolic_operand): Allow 64bit PIC references.
10677 (pic_symbolic_operand): Likewise.
10678 (ix86_find_base_term): Strip the 64bit PIC references.
10679 (legitimate_pic_address_disp_p): Handle 64bit PIC.
10680 (legitimize_pic_address): Likewise.
10681 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
10682 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
10683
106842001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
10685
10686 * stringpool.c (get_identifier_with_length): New function.
10687 * tree.h (get_identifier_with_length): New prototype.
10688
106892001-09-19 Alan Modra <amodra@bigpond.net.au>
10690 David Edelsohn <edelsohn@gnu.org>
10691
10692 Revert:
10693 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
10694 already sign-extended.
10695
10696 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
10697 * config/rs6000/rs6000.c (logical_operand): Always compare op as
10698 HOST_WIDE_INT.
10699 (rs6000_emit_set_long_const): Avoid unnecessary shift.
10700 (output_profile_hook): Declare label_name const.
10701 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
10702 to match constraints.
10703
107042001-09-19 Stan Shebs <shebs@apple.com>
10705
10706 * alias.c: Fix typos in comments.
10707 * sched-rgn.c (init_ready_list): Ditto.
10708 * unwind-dw2.c (uw_frame_state_for): Ditto.
10709 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
10710 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
10711 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
10712
107132001-09-19 Richard Henderson <rth@redhat.com>
10714
10715 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
10716 to the exit block.
10717 * Makefile.in (cfg.o): Depend on TM_P_H.
10718
107192001-09-19 Richard Henderson <rth@redhat.com>
10720
10721 * config/alpha/alpha.c (local_symbol_p): Split out from ...
10722 (local_symbolic_operand): ... here.
10723 (small_symbolic_operand): Check mode.
10724 (global_symbolic_operand): New.
10725 (input_operand): Reject symbolics if explicit relocs.
10726 (call_operand): Tidy.
10727 (alpha_legitimize_address): Use movdi_er_high_g.
10728 (alpha_expand_mov): Likewise.
10729 * config/alpha/alpha-protos.h: Update.
10730 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10731 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
10732 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
10733 (UNSPECV_LDGP2): Remove.
10734 (all call patterns): Use 's' not 'i' for symbolic constraint.
10735 (call_osf call_value_osf): Use call_operand.
10736 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
10737 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
10738 (prologue_ldgp_1_er): Remove.
10739 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
10740 (builtin_setjmp_receiver_er patterns): Use them.
10741 (exception_receiver_er): Likewise.
10742
107432001-09-19 Richard Henderson <rth@redhat.com>
10744
10745 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
10746
10747 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
10748 and NON_LOCAL_GOTO notes.
10749 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
10750 copy over CALL_INSN_FUNCTION_USAGE.
10751
107522001-09-18 Catherine Moore <clm@redhat.com>
10753
10754 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
10755 Define as 0.
10756
107572001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
10758
10759 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
10760 new-style tm_file specification. Specify correct tm_p_file,
10761 md_file, and out_file for s390x.
10762
10763 * config/s390/linux.h, linux64.h: Don't include other target
10764 macro header files. Now handled via tm_file.
10765
10766 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
10767 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
10768 are defined before use.
10769
10770Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
10771
10772 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
10773 code generation only for Gnu assembler.
10774
107752001-09-18 Catherine Moore <clm@redhat.com>
10776
10777 * config/stormy16 (LIB_SPEC): Remove -lnosys.
10778
107792001-09-18 Richard Sandiford <rsandifo@redhat.com>
10780
10781 * config/mips/mips.c (mips_frame_set): New.
10782 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
10783 a parallel frame-related expression with a set for each register.
10784
107852001-09-18 Philip Blundell <philb@gnu.org>
10786
10787 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
10788 header files.
10789
107902001-09-17 Dale Johannesen <dalej@apple.com>
10791
10792 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
10793 * config/rs6000/aix.h (FIXED_R2): Define.
10794 * config/rs6000/darwin.h (FIXED_R2): Define.
10795 * config/rs6000/sysv4.h (FIXED_R2): Define.
10796
107972001-09-17 Jeff Sturm <jsturm@one-point.com>
10798
10799 * except.c (dw2_build_landing_pads): New local
10800 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
10801 barrier after clobbers. Fixes c++/4012.
10802
108032001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10804
10805 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
10806
108072001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
10808
10809 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
10810 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
10811
108122001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10813
10814 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
10815 alloca/strcpy.
10816
108172001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
10818
10819 * cpphash.h (_cpp_lex_direct): New.
10820 * cpplex.c (_cpp_lex_token): Update.
10821 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
10822 and increment that pointer.
10823 * cppmacro.c (alloc_expansion_token): New.
10824 (lex_expansion_token): Lex macro expansion directly into
10825 macro storage.
10826
108272001-09-16 Brad Lucier <lucier@math.purdue.edu>
10828
10829 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
10830
10831Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
10832
10833 * basic-block.h (free_bb_for_insn): Declare.
10834 * bb-reorder.c (label_for_bb): Use block_label.
10835 (emit_jump_to_block_after): Remove.
10836 (insert_intra_1): Do not update block_for_insn.
10837 (insert_inter_bb_scope_notes): Likewise; update bb->end
10838 * cfg.c (free_bb_for_insn): New.
10839 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
10840 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
10841 (commit_one_edge_insertion): Likewise.
10842 (commit_one_edge_insertion): Do not update BB boundary.
10843 (commit_edge_insertions): Do not call compute_bb_for_insn.
10844 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
10845 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
10846 (merge_blocks_move_successor_nojumps): Likewise.
10847 (try_crossjump_to_edge): Do not update block_for_insn.
10848 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
10849 * df.c (df_pattern_emit_later): Do not update BB boundary.
10850 (df_jump_pattern_emit_after): Likewise.
10851 (df_insn_move_before): Use emit_insn_before.
10852 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
10853 properly.
10854 (add_insn_after, add_insn_before, emit_insns_after): Update BB
10855 boundaries and basic_block_for_insn.
10856 (reorder_insns_nobb): Rename from reorder_insns.
10857 (reorder_insns): New.
10858 (emit_block_insn_before, emit_block_insn_after): Kill.
10859 * flow.c (check_function_return_warnings): Do not call
10860 compute_bb_for_insn; Do not free basic_block_for_insn.
10861 (attempt_auto_inc): Do not update basic_block_for_insn.
10862 * function.c (emit_return_into_block): Likewise;
10863 do not update BB boundaries.
10864 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
10865 (insert_insn_end_bb): Use emit_insn_before; Likewise.
10866 (pre_insert_copy_insn): Likewise.
10867 (update_ld_motion_notes): Likewise.
10868 (insert_insn_start_bb): Likewise.
10869 (replace_store_insn): Likewise.
10870 * ifcvt.c (noce_process_if_block): Likewise.
10871 (if_convert): Do not call compute_bb_for_insn.
10872 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
10873 Use emit_insn_before and emit_insn_after.
10874 * recog.c (split_all_insns): Do not update BB boundaries;
10875 Do not call compute_bb_for_insn.
10876 (peephole2_optimize): Do not update BB boundaries.
10877 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
10878 emit_insn_before.
10879 (emit_swap_insn): Likewise.
10880 (convert_regs_1): Likewise.
10881 * reload1.c (reload): Call compute_bb_for_insn.
10882 * rtl.h (reorder_insns_nobb): Declare.
10883 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
10884 * toplev.c (rest_of_compilation): Call free_bb_for_insn
10885 at places CFG is invalidated; do not call compute_bb_for_insn.
10886
10887 * cfg.c (expunge_block): Invalidate BB structure.
10888
10889 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
10890 array.
10891
10892 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
10893
108942001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
10895
10896 * cpphash.h (_cpp_lex_token): Update prototype.
10897 * cpplex.c (_cpp_lex_token): New prototype.
10898 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
10899 lex_macro_node, read_flag, do_pragma_poison): Update.
10900 * cppmacro.c (cpp_get_token, parse_params,
10901 lex_expansion_token): Update.
10902
109032001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
10904
10905 * cppmain.c (scan_translation_unit): Don't worry about
10906 putting a space after hashes.
10907 * cpplib.c (directive_diagnostics): New.
10908 (_cpp_handle_directive): Update to use directive_diagnostics.
10909 (run_directive): Don't toggle prevent_expansion.
10910 (do_line): Backup in case of the line extension.
10911 * cpplib.h (cpp_lexer_pos): Remove.
10912 * cppmacro.c (_cpp_create_definition): Precede a leading #
10913 with whitespace.
10914
109152001-09-15 Richard Henderson <rth@redhat.com>
10916
10917 * c-typeck.c (comptypes): Handle zero-length arrays properly.
10918
109192001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10920
10921 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
10922
109232001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
10924
10925 PR preprocessor/3571
10926 * tradcpp.c (handle_directive): Skip non-vertical space.
10927
109282001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
10929
10930 * cppmain.c (setup_callbacks): Set line callback only
10931 if outputting preprocessed source.
10932
109332001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10934
10935 * collect2.c (main): Const-ification.
10936 * gcc.c (translate_options, process_command): Use xstrdup in
10937 lieu of xmalloc/strcpy.
10938 (main): Use concat in lieu of xmalloc/strcpy/strcat.
10939
109402001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10941
10942 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
10943 example.
10944
109452001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
10946
10947 * scan-decls.c (scan_decls): Fix typo.
10948
109492001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
10950
10951 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
10952 Split mlstring_pos into mls_line and mls_col.
10953 * cppinit.c (cpp_create_reader): Initialize line to 1.
10954 (cpp_destroy): Free tokenruns.
10955 (push_include): Don't update lexer_pos.
10956 * cpplex.c (unterminated, parse_string): Update.
10957 (lex_token): Don't update lexer_pos, update.
10958 * cpplib.c (if_stack): Save line instead of line + col.
10959 (start_directive, _cpp_do__Pragma, do_else, do_elif,
10960 push_conditional, _cpp_pop_buffer): Update.
10961 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
10962 (_cpp_create_definition): Update.
10963
109642001-09-15 Eric Christopher <echristo@redhat.com>
10965
10966 * config/mips/abi64.h: Add support for MEABI.
10967
109682001-09-15 Eric Christopher <echristo@redhat.com>
10969
10970 * config/mips/mips.md: Add unspec #2.
10971 (reload_indi): Use.
10972 (reload_outdi): Ditto.
10973 (reload_outsi): Ditto.
10974 (HILO_delay): New.
10975
109762001-09-15 Eric Christopher <echristo@redhat.com>
10977 Jason Eckhardt <jle@redhat.com>
10978
10979 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
10980 * config/mips/isa32-linux.h: New file.
10981 * config/mips/isa3264.h: Ditto.
10982 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
10983 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
10984 (output_block_mode): Support MEABI.
10985 (function_arg): Ditto. Fix floating point arg passing.
10986 (mips_va_start): Ditto.
10987 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
10988 processors.
10989 (mips_asm_file_start): Add new section to pass abi to gdb.
10990 (function_arg_pass_by_reference): Support MEABI.
10991 (mips_parse_cpu): Support mips32 and mips64 processors.
10992 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
10993 TARGET_MIPS5KC. Support isa32 and isa64.
10994 (processor_type): Add r4kc, r5kc, r20kc.
10995 (GENERATE_MULT3_SI): New.
10996 (GENERATE_MULT3_DI): Ditto.
10997 (GENERATE_MULT3): Remove.
10998 (ISA_HAS_64BIT_REGS): Add isa == 64.
10999 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
11000 (ISA_HAS_MADD_MSUB): New.
11001 (ISA_HAS_CLZ_CLO): Ditto.
11002 (ISA_HAS_DCLZ_DCLO): Ditto.
11003 (ABI_GAS_ASM_SPEC): New.
11004 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
11005 (ASM_SPEC): Ditto.
11006 (LINK_SPEC): Ditto.
11007 (SUBTARGET_CC1_SPEC): Ditto.
11008 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
11009 (PAD_VARARGS_DOWN): Support MEABI.
11010 (HARD_REGNO_NREGS): Move to mips.c.
11011 (ASM_OUTPUT_IDENT): Add #undef.
11012 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
11013 (mulsi3): Use GENERATE_MULT3_SI.
11014 (mulsi3_mult3): Ditto. Support mips32, mips64.
11015 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
11016 (mul_sub_si): New pattern.
11017 (unnamed splitters): New.
11018 (muldi3): Use GENERATE_MULT3_DI.
11019 (muldi3_internal2): Ditto.
11020 (movdicc): Support mips32.
11021 * config/mips/t-isa3264: New file.
11022
110232001-09-15 Hans-Peter Nilsson <hp@axis.com>
11024
11025 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
11026 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
11027 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
11028
11029 * reorg.c (fill_slots_from_thread): After call to
11030 steal_delay_list_from_target, update own_thread as new_thread may
11031 have branched.
11032
110332001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
11034
11035 * cpperror.c (print_location): Take line and column, for
11036 default positioning use the previously lexed token.
11037 (_cpp_begin_message): Take line and column.
11038 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
11039 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
11040 * cpphash.h (_cpp_begin_message): Update prototype.
11041 * cppinit.c (push_include): Don't set output line.
11042 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
11043 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
11044 (do_pragma): Kludge for front ends. Don't expand macros at all.
11045 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
11046 (struct cpp_token): Remove output_line.
11047 (struct cpp_callbacks): New member line_change.
11048 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
11049 cpp_get_token): Preserve BOL flag.
11050 (cpp_get_line): Remove.
11051 (_cpp_backup_tokens): Remove useless abort().
11052 * cppmain.c (cb_line_change): New.
11053 (scan_translation_unit): Don't worry about starting new lines here.
11054 * scan-decls.c (scan_decls): Update.
11055 * c-lex.c (c_lex, init_c_lex): Update.
11056 (cb_line_change, src_lineno): New.
11057
11058Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
11059
11060 * tree.c (append_random_chars): Generate the random
11061 characters in a reproducable fashion.
11062
110632001-09-14 Richard Henderson <rth@redhat.com>
11064
11065 * config/i386/i386.c (internal_label_prefix): New.
11066 (internal_label_prefix_len): New.
11067 (override_options): Set them.
11068 (local_symbolic_operand): New.
11069 (legitimate_pic_address_disp_p): Use it.
11070 (legitimize_pic_address): Likewise.
11071
110722001-09-14 Marc Espie <espie@openbsd.org>
11073
11074 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
11075 correctly.
11076
110772001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11078
11079 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
11080 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
11081
110822001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
11083
11084 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
11085 invocation of SUBREG_REGNO_OFFSET.
11086
11087 * haifa-sched.c: Fix typo in FSF copyright statement.
11088 * sched-deps.c: Fix typo in FSF copyright statement.
11089 * sched-ebb.c: Fix typo in FSF copyright statement.
11090 * sched-rgn.c: Fix typo in FSF copyright statement.
11091 * sched-vis.c: Fix typo in FSF copyright statement.
11092
11093 * config.gcc: Move inclusion of arm elf specific header files
11094 from the files themselves into the tm_file variable. Make
11095 sure that elfos.h is included before target specific elf
11096 headers.
11097 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
11098 already defined.
11099 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
11100 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
11101 ASM_OUTPUT_CASE_LABEL): Protect definition.
11102 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
11103 not already defined.
11104 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
11105 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
11106 Remove duplicate definition.
11107 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
11108 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
11109 (RDATA_SECTION_FUNCTION): Remove redundant definition.
11110 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
11111 Remove inclusion of arm/elf.h.
11112 * config/arm/unknown-elf.h: as for conix-elf.h.
11113 (STARTFILE_SPEC): Include crti.o and crtn.o.
11114 * config/arm/linux-elf.h: as for conix-elf.h.
11115 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
11116 * config/arm/strongarm-elf.h: Remove inclusion of
11117 unknown-elf.h.
11118 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
11119 * config/arm/unknown-elf-oabi.h: Remove inclusion of
11120 unknown-elf.h and elf.h.
11121 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
11122 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
11123 ASM_WEAKEN_LABEL): Remove redundant definition.
11124 * config/arm/elf.h: Test for inclusion of elfos.h
11125 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
11126 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
11127 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
11128 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
11129 redundant definition.
11130 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
11131 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
11132 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
11133 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
11134 Add rules to build crti.o and crtn.o
11135 * crti.asm: New file.
11136 * crtn.asm: New file.
11137
111382001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
11139
11140 * c-parse.in (_yylex): Use _cpp_backup_tokens.
11141 * cpphash.h (struct tokenrun): Add prev.
11142 (struct lexer_state): Remove bol.
11143 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
11144 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
11145 : Remove.
11146 * cppinit.c (cpp_create_reader): Don't set bol.
11147 (cpp_destroy): Don't free lookaheads.
11148 * cpplex.c (lex_directive): Remove.
11149 (next_tokenrun): Update.
11150 (_cpp_lex_token): Clean up logic.
11151 (lex_token): Update to return a pointer to lexed token, since it
11152 can move to the start of the buffer. Simpify newline handling.
11153 * cpplib.c (SEEN_EOL): Update.
11154 (skip_rest_of_line): Remove lookahead stuff.
11155 (end_directive): Line numbers are already incremented. Revert
11156 to start of lexed token buffer if we can.
11157 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
11158 parse_answer): Use _cpp_backup_tokens.
11159 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
11160 instead. Don't check for EOL.
11161 (do_include_common, do_line, do_pragma_system_header): Use
11162 skip_rest_of_line.
11163 * cpplib.h (BOL, _cpp_backup_tokens): New.
11164 * cppmacro.c (save_lookahead_token, take_lookahead_token,
11165 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
11166 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
11167 (builtin_macro): Don't use cpp_get_line.
11168 (cpp_get_line): Short term kludge.
11169 (parse_arg): Handle directives in arguments here. Back up when
11170 appropriate. Store EOF at end of argument list.
11171 (funlike_invocation_p): Use _cpp_backup_tokens.
11172 (push_arg_context): Account for EOF at end of list.
11173 (cpp_get_token): Remove lookahead stuff. Update.
11174
111752001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11176
11177 * c-parse.in (yyerror): Const-ification and/or static-ization.
11178 * c-typeck.c (push_member_name): Likewise.
11179 * collect2.c (main): Likewise.
11180 * dbxout.c (dbxout_parms): Likewise.
11181 * diagnostic.c (format_with_decl): Likewise.
11182 * dwarf2out.c (output_ranges): Likewise.
11183 * dwarfout.c (fundamental_type_code): Likewise.
11184 * except.c (dw2_output_call_site_table): Likewise.
11185 * gcc.c (do_spec_1): Likewise.
11186 * genopinit.c (optabs): Likewise.
11187 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
11188 gen_declaration_1, handle_impent): Likewise.
11189 * protoize.c (default_include, in_system_include_dir, abspath):
11190 Likewise.
11191 * sched-vis.c (visualize_stall_cycles): Likewise.
11192 * sdbout.c (plain_type_1, sdbout_end_function,
11193 sdbout_end_epilogue): Likewise.
11194 * varasm.c (decode_reg_name): Likewise.
11195
11196 * 1750a.c (mod_regno_adjust): Likewise.
11197 * alpha.c (alpha_write_one_linkage,
11198 unicosmk_output_default_externs): Likewise.
11199 * arm.c (arm_condition_codes): Likewise.
11200 * arm.h (arm_condition_codes): Likewise.
11201 * avr.c (output_movsisf, encode_section_info): Likewise.
11202 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
11203 Likewise.
11204 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
11205 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
11206 * m88k.c (output_function_profiler): Likewise.
11207 * mips.c (mips_output_conditional_branch): Likewise.
11208 * ns32k.c (ns32k_out_reg_names): Likewise.
11209 * ns32k.h (ns32k_out_reg_names): Likewise.
11210 * pj.c (pj_output_rval): Likewise.
11211 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
11212 * sparc.c (sparc_flat_function_prologue,
11213 sparc_flat_function_epilogue): Likewise.
11214
112152001-09-13 Markus Werle <numerical.simulation@web.de>
11216 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11217
11218 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
11219 Aachen University of Technology".
11220
112212001-09-13 Andreas Schwab <schwab@suse.de>
11222
11223 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
11224 C99.
11225
112262001-09-13 Richard Henderson <rth@redhat.com>
11227
11228 * config/alpha/alpha.c (small_symbolic_operand): New.
11229 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
11230 (some_operand, input_operand): Don't handle HIGH.
11231 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
11232 (alpha_expand_mov): Likewise.
11233 (print_operand) [H]: Just print HIGH symbol.
11234 (print_operand_address): Handle small data.
11235 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
11236 (TARGET_SWITCHES): Add -msmall-data/large-data.
11237 (PIC_OFFSET_TABLE_REGNUM): New.
11238 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
11239 (PREDICATE_COES): Update.
11240 * config/alpha/alpha.md (adddi_er_high): New.
11241 (adddi_er_low): Handle small data.
11242 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
11243 prefer .sdata to .rodata.
11244 (SELECT_RTX_SECTION): Likewise.
11245
112462001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
11247
11248 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
11249 defining __size_t and leaving size_t undefined.
11250
112512001-09-12 Diego Novillo <dnovillo@redhat.com>
11252
11253 * basic-block.h (expunge_block): Declare.
11254 * cfg.c (expunge_block): Remove static declaration.
11255
112562001-09-12 Richard Henderson <rth@redhat.com>
11257
11258 * integrate.c (copy_insn_list): Copy label name from
11259 NOTE_INSN_DELETED_LABEL.
11260
112612001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11262
11263 * c-common.c (c_tree_code_name): Const-ification.
11264 * c-decl.c (c_decode_option): Likewise.
11265 * c-typeck.c (warn_for_assignment): Likewise.
11266 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
11267 Likewise.
11268 * cppinit.c (output_deps): Likewise.
11269 * dependence.c (dependence_string, direction_string): Likewise.
11270 * dwarf2out.c (output_ranges): Likewise.
11271 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
11272 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
11273 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
11274 standard_startfile_prefix, standard_startfile_prefix_1,
11275 standard_startfile_prefix_2, tooldir_base_prefix,
11276 standard_bindir_prefix, find_a_file): Likewise.
11277 * genattrtab.c (make_length_attrs): Likewise.
11278 * gencheck.c (tree_codes): Likewise.
11279 * genemit.c (gen_split): Likewise.
11280 * genrecog.c (special_mode_pred_table): Likewise.
11281 * graph.c (graph_ext): Likewise.
11282 * protoize (default_include): Likewise.
11283 * reload.c (reload_when_needed_name): Likewise.
11284 * sched-vis.c (visualize_stall_cycles): Likewise.
11285 * tlink.c (recompile_files): Likewise.
11286 * toplev.c (decode_g_option): Likewise.
11287 * tradcpp.c (output_deps): Likewise.
11288 * varasm.c (decode_reg_name): Likewise.
11289
11290 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
11291 Const-ification.
11292 * arm.md: Likewise.
11293 * avr.c (avr_regnames, encode_section_info): Likewise.
11294 * c4x.c (float_reg_names): Likewise.
11295 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
11296 * elfos.h (const_section): Likewise.
11297 * i386.c (ix86_comp_type_attributes): Likewise.
11298 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
11299 * ia64/aix.h (UNIQUE_SECTION): Likewise.
11300 * ia64.c (type_names): Likewise.
11301 * m68hc11.c (reg_class_names): Likewise.
11302 * m88k.c (m_options): Likewise.
11303 * mips.c (mips_output_conditional_branch, mips_unique_section):
11304 Likewise.
11305 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11306 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
11307 ultra_code_names): Likewise.
11308 * sparc.h (OVERRIDE_OPTIONS): Likewise.
11309
113102001-09-12 Jakub Jelinek <jakub@redhat.com>
11311
11312 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
11313 Use --fatal-warnings option for gas.
11314 * configure: Rebuilt.
11315
113162001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11317
11318 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
11319
113202001-09-11 Jim Wilson <wilson@redhat.com>
11321
11322 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
11323
113242001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
11325
11326 * builtins.c (c_strlen): Treat an offset too large for a
11327 HOST_WIDE_INT as out of range.
11328
11329Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
11330
11331 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
11332 (EDGE_CRITICAL_P): New predicate.
11333 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
11334 handling.
11335 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
11336 (dump_edge_info): Remove "crit".
11337 * cfganal.c (mark_critical_edges): Kill.
11338 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
11339 * cfgcleanup.c (cleanup_cfg): Likewise.
11340 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
11341 (find_spanning_tree): Likewise.
11342 * reg-stack.c (convert_regs_1): Likewise.
11343 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
11344
11345 * basic-block.h (create_basic_block_structure): New.
11346 (create_basic_block): Update prototype.
11347 (force_nonfallthru): New.
11348 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
11349 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
11350 handle updating of block_for_insn, creating of empty BBs and BBs at
11351 the end of INSN chain.
11352 (create_basic_block): New function.
11353 (split_block): Use create_basic_block.
11354 (force_nonfallthru_and_redirect): Break out from ...; cleanup
11355 (redirect_edge_and_branch_force): ... here.
11356 (force_nonfallthru): New.
11357 (split_edge): Rewrite to use force_nonfallthru and create_block.
11358 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
11359 (find_basic_blocks): Free basic_block_for_insn.
11360 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
11361
11362 * cfg.c: Fix formating.
11363 * cfgcleanup.c: Fix formating.
11364 (merge_blocks, tail_recursion_label_p): Return bool.
11365 (merge_blocks_move_predecessor_nojumps,
11366 merge_blocks_move_successor_nojumps): Return void.
11367
113682001-09-11 Jakub Jelinek <jakub@redhat.com>
11369
11370 * configure.in: Check whether assembler supports section merging.
11371 * config.in: Rebuilt.
11372 * configure: Rebuilt.
11373 * varasm.c (variable_section, output_constant_pool): Pass alignment
11374 to SELECT_SECTION and SELECT_RTX_SECTION.
11375 (mergeable_string_section): New.
11376 (mergeable_constant_section): New.
11377 (default_elf_asm_named_section): Output SECTION_MERGE and
11378 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
11379 * output.h (mergeable_string_section): New.
11380 (mergeable_constant_section): New.
11381 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
11382 * toplev.c (flag_merge_constants): New.
11383 (f_options): Add -fmerge-constants and -fmerge-all-constants
11384 options.
11385 (toplev_main): Default to -fno-merge-constants if not optimizing.
11386 * flags.h (flag_merge_constants): Add extern.
11387 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
11388 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
11389 argument.
11390 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
11391 Define if assembler has working .subsection -1 support.
11392 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
11393 Put constant into special SHF_MERGE sections if the linker should
11394 attempt to merge duplicates.
11395 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
11396 macro argument.
11397 Put constant into special SHF_MERGE sections if the linker should
11398 attempt to merge duplicates.
11399 * config/alpha/elf.h: Likewise.
11400 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
11401 has working .subsection -1 support.
11402 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
11403 SELECT_SECTION.
11404 * config/svr3.h: Likewise.
11405 * config/darwin.h: Likewise.
11406 * config/arm/aof.h: Likewise.
11407 * config/arm/linux-elf.h: Likewise.
11408 * config/avr/avr.h: Likewise.
11409 * config/c4x/c4x.h: Likewise.
11410 * config/d30v/d30v.h: Likewise.
11411 * config/i386/dgux.h: Likewise.
11412 * config/i386/osfrose.h: Likewise.
11413 * config/i386/sco5.h: Likewise.
11414 * config/i386/svr3gas.h: Likewise.
11415 * config/ia64/aix.h: Likewise.
11416 * config/m32r/m32r.h: Likewise.
11417 * config/m68k/m68k.h: Likewise.
11418 * config/m88k/dgux.h: Likewise.
11419 * config/m88k/m88k.h: Likewise.
11420 * config/mcore/mcore-pe.h: Likewise.
11421 * config/mips/mips.h: Likewise.
11422 * config/pa/pa.h: Likewise.
11423 * config/pa/pa-linux.h: Likewise.
11424 * config/romp/romp.h: Likewise.
11425 * config/rs6000/sysv4.h: Likewise.
11426 * config/rs6000/xcoff.h: Likewise.
11427 * config/s390/linux.h: Likewise.
11428 * config/sparc/sparc.h: Likewise.
11429 * config/sparc/sysv4.h: Likewise.
11430 * config/stormy16/stormy16.h: Likewise.
11431 * config/v850/v850.h: Likewise.
11432 * config/vax/vms.h: Likewise.
11433 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
11434 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
11435 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
11436 default_elf_asm_named_section for SHF_MERGE sections.
11437
11438Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11439
11440 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
11441 is OK.
11442
114432001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
11444
11445 * c-common.c (split_specs_attrs): Allow for empty attributes with
11446 empty TREE_PURPOSE. Fixes PR c/4294.
11447
11448Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
11449
11450 * basic-block.h (cached_make_edge, make_single_succ): New.
11451 (make_edge): Remove first parameter.
11452 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
11453 * cfg.c (cached_make_edge): Rename from make_edge; return newly
11454 created edge; use obstack allocation.
11455 (make_edge, make_single_succ_edge): New.
11456 (first_removed_edge): New static variable.
11457 (init_flow): Initialize first_removed_edge and n_edges.
11458 (clear_edges): Use remove_edge.
11459 (flow_delete_block): Likewise.
11460 (remove_edge): Add removed edges to the removed edges list.
11461 (split_block, redirect_edge_and_branch_force, split_edge):
11462 Use make_edge.
11463 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
11464 (add_noreturn_fake_exit_edges): Likewise.
11465 (connect_infinite_loops_to_exit): Liekwise.
11466 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
11467 Use cached_make_edge.
11468 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
11469 * profile.c (branch_prob): Update make_edge call.
11470 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
11471
114722001-09-11 Richard Henderson <rth@redhat.com>
11473
11474 * config/alpha/alpha.c: Tidy formatting.
11475 (local_symbolic_operand): Verify mode.
11476 (alpha_sa_mask): Ignore unicos for eh_return.
11477 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
11478 * config/alpha/alpha.md (umk divsi patterns): Remove.
11479 (extendsfdf2): Remove unicos check.
11480 (tablejump): Merge vms and unicos code; always use direct set
11481 plus label_ref use.
11482
114832001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11484
11485 * config.gcc (alpha*-*-unicosmk*): New target.
11486
11487 * config/alpha/alpha-protos.h (symbolic_operand,
11488 unicosmk_add_call_info_word, unicosmk_add_extern,
11489 unicosmk_defer_case_vector, unicosmk_unique_section,
11490 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
11491 unicosmk_asm_file_start, unicosmk_asm_file_end,
11492 unicosmk_output_common): Declare.
11493
11494 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
11495 direct_return, function_arg, alpha_va_start, alpha_va_arg,
11496 alpha_does_function_need_gp, alpha_end_function): Support Cray
11497 Unicos/Mk.
11498 (alpha_init_machine_status, alpha_mark_machine_status,
11499 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
11500 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
11501 unicosmk_asm_named_section, unicosmk_insert_attributes,
11502 unicosmk_section_type_flags, symbolic_operand,
11503 unicosmk_output_module_name, unicosmk_output_default_externs,
11504 unicosmk_output_dex, unicosmk_output_externs,
11505 unicosmk_output_addr_vec, unicosmk_ssib_name,
11506 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
11507 unicosmk_asm_file_end, unicosmk_output_common,
11508 unicosmk_section_type_flags, unicosmk_unique_section,
11509 unicosmk_add_call_info_word, unicosmk_text_section,
11510 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
11511 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
11512 unicosmk_dex_count, unicosmk_special_name): New.
11513 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
11514 TARGET_ABI_UNICOSMK.
11515 (get_aligned_mem, alpha_expand_unaligned_load,
11516 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
11517 alpha_expand_unaligned_store_words): Support big-endian mode.
11518 (print_operand): Likewise. New format specifier 't'. Use
11519 TARGET_AS_SLASH_BEFORE_SUFFIX.
11520 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
11521 (alpha_pv_save_size): Update with above change.
11522 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
11523 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
11524 Unicos/Mk.
11525
11526 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
11527 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
11528 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
11529 (EXTRA_CONSTRAINT): New constraint 'U'.
11530 (PREDICATE_CODES): Add symbolic_operand.
11531
11532 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
11533 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
11534 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
11535 (integer division and modulus patterns): Split in default and
11536 Unicos/Mk versions.
11537 (*divmodsi_internal, *divmoddi_internal): Disable for
11538 TARGET_ABI_UNICOSMK.
11539 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
11540 little-endian and big-endian versions.
11541 (ext, ins, msk): Likewise.
11542 (extv, extzv, insv): Support big-endian mode.
11543 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
11544 (call_umk, call_value_umk, *call_umk, tablejump_umk,
11545 *tablejump_umk_internal, *call_value_umk): New.
11546 (*movdi_nofix): Add pattern for loading an address into a register on
11547 TARGET_ABI_UNICOSMK.
11548 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
11549 (umk_mismatch_args, arg_home_umk): New.
11550 (various insns): Don't use mov, fmov, nop, fnop and unop.
11551 (realign): Support TARGET_ABI_UNICOSMK.
11552
11553 * config/alpha/unicosmk.h: New file.
11554 * config/alpha/t-unicosmk: New file.
11555
11556 * fixinc/inclhack.def (unicosmk_restrict): New.
11557 * fixinc/fixincl.x: Regenerate.
11558
11559 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
11560 (wchar_t): Check for and define __WCHAR_T__.
11561
115622001-09-11 Richard Sandiford <rsandifo@redhat.com>
11563
11564 * combine.c (simplify_shift_const): Treat shifts by the mode
11565 size as undefined.
11566
115672001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
11568
11569 * cpphash.h (struct tokenrun): New.
11570 (struct cpp_context): New member bol.
11571 (struct cpp_reader): New members.
11572 (_cpp_init_tokenrun): New.
11573 * cppinit.c (cpp_create_reader): Set up the token runs.
11574 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
11575 (lex_token): New internalised version of _cpp_lex_token. Don't
11576 handle directives or the multiple include optimization here any
11577 more. Simply lex a token.
11578 * cpplib.c (run_directive): Clear bol.
11579 (_cpp_pop_buffer): Set bol.
11580 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
11581 arguments.
11582
115832001-09-11 Michael Meissner <meissner@redhat.com>
11584
11585 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
11586 give an error if the user uses -mfp32.
11587 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
11588 default options.
11589 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
11590 floating point register size.
11591 (EXTRA_SPECS): Add CPP_FPR_SPEC.
11592
11593 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
11594 HOST_WIDE_INT_PRINT_DEC to properly print the result of
11595 int_size_in_bytes.
11596 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
11597 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
11598
115992001-09-11 Hans-Peter Nilsson <hp@axis.com>
11600
11601 * dbxout.c (dbxout_parms): Fix typo in comment.
11602 * unroll.c (loop_find_equiv_value): Ditto.
11603 * toplev.c (rest_of_compilation): Ditto.
11604 * loop.c (scan_loop): Ditto.
11605 * dwarf2out.c (struct dw_fde_struct): Ditto.
11606
116072001-09-10 Zack Weinberg <zackw@panix.com>
11608
11609 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
11610 copying identifier when we're just going to throw it away.
11611 (parse_identifier_slow): New routine to handle abnormal cases.
11612 (_cpp_lex_token): Update call site.
11613
11614 * hashtable.c (ht_lookup): Don't assume that the string we've
11615 been given is NUL-terminated.
11616 * system.h: #define __builtin_expect(a, b) to (a) if not
11617 GCC >=3.0.
11618
116192001-09-10 Michael Meissner <meissner@redhat.com>
11620
11621 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
11622 binutils, gdb.
11623
116242001-09-10 David Edelsohn <edelsohn@gnu.org>
11625
11626 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
11627
11628Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11629
11630 * builtins.c (c_getstr): Correct thinko in last change and further
11631 cleanup.
11632
116332001-09-10 Tim Freeman <tim@fungibole.com>
11634
11635 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
11636 into varray's and register them as roots with the garbage
11637 collector so they are not collected too soon.
11638
11639Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
11640
11641 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
11642 New.
11643 * basic-block.h (flow_obstack, label_value_list,
11644 tail_recursion_label_list): Declare
11645 (tidy_fallthru_edges): Declare.
11646 (expunge_block, last_loop_beg_note): Delete.
11647 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
11648 * cfg.c: New file
11649 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
11650 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
11651 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
11652 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
11653 expunge_block, flow_delete_block, compute_bb_for_insn,
11654 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
11655 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
11656 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
11657 try_redirect_by_replacing_jump, last_loop_beg_note,
11658 redirect_edge_and_branch, redirect_edge_and_branch_force,
11659 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
11660 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
11661 commit_edge_insertions, dump_flow_info, debug_flow_info,
11662 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
11663 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
11664 Move here from flow.c
11665 * cfganal.c: New file.
11666 (forwarder_block_p, can_fallthru, mark_critical_edges,
11667 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
11668 find_unreachable_blocks, create_edge_list, free_edge_list,
11669 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
11670 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
11671 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
11672 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
11673 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
11674 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
11675 Move here from flow.c
11676 * cfgbuild.c: New file
11677 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
11678 make_edges, find_basic_blocks_1, find_basic_blocks,
11679 find_sub_basic_blocks): Move here from flow.c
11680 * cfgcleanup.c: New file.
11681 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
11682 merge_blocks_move_predecessor_nojumps,
11683 merge_blocks_move_successor_nojumps, merge_blocks,
11684 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11685 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
11686 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
11687 if succeeded.
11688 * cfgloop.c: New file
11689 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
11690 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
11691 flow_loop_exit_edges_find, flow_loop_nodes_find,
11692 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11693 flow_loop_tree_node_add, flow_loops_tree_build,
11694 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
11695 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
11696 Move here from flow.c
11697 * flow.c: Remove everything moved elsewhere
11698 * output.h (cleanup_cfg): Return bool.
11699
11700 * bb-reorder.c (reorder_block_def): Remove 'index'.
11701 (insert_intra_1): Add argument BB, set block for new note.
11702 (make_reorder_chain): Do not depdent on BB indexes.
11703 (make_reorder_chain_1): Do not use BB indexes.
11704 (label_for_bb): Likewise; set BB for new insn.
11705 (emit_jump_to_block_after): Likewise.
11706 (fixup_reorder_chain): Sanity check that all basic blocks
11707 are chained; verify newly created insn chain; remove
11708 undocnitional jump simplifying; Do not use BB indexes;
11709 properly initialize count and frequency information;
11710 dump reordered sequence.
11711 (insert_intra_bb_scope_notes): update call of insert_intra_1.
11712 (insert_inter_bb_scope_notes): Set block for new insn.
11713 (reorder_basic_blocks): Dump flow info before reoredering.
11714
11715Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11716
11717 * alias.c (clear_reg_alias_info): Use K&R format definition.
11718 Avoid unsigned warning.
11719 * builtins.c: Use "unsigned int", not "unsigned".
11720 (target_char_cast): Use host_integerp and tree_low_cst.
11721 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
11722 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
11723 (c_getstr): Likewise.
11724 (std_expand_builtin_va_arg): Use int_size_in_bytes.
11725 (builtin_memcpy_read_str): Avoid unsigned warning.
11726 (expand_builtin_memcpy): Alignments are unsigned.
11727 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
11728 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
11729 * predict.c (expensive_function_p): LIMIT now unsigned.
11730 * resource.c (mark_target_live_regs): Make some vars unsigned.
11731 * sdbout.c: Use "unsigned int", not "unsigned".
11732 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
11733 (sdbout_source_line): Likewise.
11734 (sdbout_record_type_name): Remove "const" for NAME declaration.
11735 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
11736
117372001-09-10 Richard Sandiford <rsandifo@redhat.com>
11738
11739 * calls.c (store_one_arg): Expand comment.
11740
117412001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11742
11743 * calls.c (store_one_arg): Make sure that the entire argument is
11744 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
11745
117462001-09-09 Richard Henderson <rth@redhat.com>
11747
11748 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
11749
11750Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
11751
11752 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
11753
117542001-09-09 Richard Henderson <rth@redhat.com>
11755
11756 * config/alpha/alpha.c (alpha_next_sequence_number): New.
11757 (alpha_this_literal_sequence_number): New.
11758 (alpha_this_gpdisp_sequence_number): New.
11759 (some_operand, input_operand): Add HIGH.
11760 (local_symbolic_operand): New.
11761 (alpha_encode_section_info): New.
11762 (alpha_legitimate_address_p): Allow LO_SUM.
11763 (alpha_legitimize_address): Generate HIGH+LO_SUM.
11764 (alpha_expand_mov): Likewise.
11765 (secondary_reload_class): Check memory_operand not general_operand
11766 for FP_REGS test.
11767 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
11768 (alpha_expand_unaligned_store): Likewise.
11769 (alpha_expand_unaligned_load_words): Likewise.
11770 (alpha_expand_unaligned_store_words): Likewise.
11771 (alpha_expand_block_clear): Likewise.
11772 (print_operand): Handle %#, %*, %H.
11773 (print_operand_address): Handle LO_SUM.
11774 (find_lo_sum): New.
11775 (alpha_does_function_need_gp): Use it.
11776 (alpha_expand_block_move): Fix signed compare warnings.
11777 (alpha_sa_mask, alpha_align_insns): Likewise.
11778 * config/alpha/alpha-protos.h: Update.
11779 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
11780 (MASK_EXPLICIT_RELOCS): New.
11781 (TARGET_SWITCHES): Add -mexplicit-relocs.
11782 (EXTRA_CONSTRAINT): Add 'T'.
11783 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
11784 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
11785 (ENCODE_SECTION_INFO): Out line.
11786 (REDO_SECTION_INFO_P): New.
11787 (STRIP_NAME_ENCODING): New.
11788 (ASM_OUTPUT_LABELREF): New.
11789 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
11790 (PREDICATE_CODES): Update.
11791 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
11792 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
11793 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
11794 builtin_setjmp_receiver_er, exception_receiver_1_er,
11795 call_value_osf_1_er): New patterns.
11796 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
11797 (movqi, movhi, movsi): Add explicit $31 base register to lda.
11798 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
11799 (FINAL_PRESCAN_INSN): New.
11800
11801Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
11802
11803 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
11804
118052001-09-08 Andreas Jaeger <aj@suse.de>
11806
11807 * i386.h (TARGET_SWITCHES): Fix description.
11808
118092001-09-07 David Edelsohn <edelsohn@gnu.org>
11810
11811 * rs6000.c (num_insns_constant): Compute number of instructions
11812 more accurately.
11813
11814 * doc/install.texi: Explain AIX exception handling work-around.
11815 Update URL for AIX fixes.
11816
118172001-09-07 Jim Wilson <wilson@redhat.com>
11818
11819 * alias.c (clear_reg_alias_info): New.
11820 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
11821 * rtl.h (clear_reg_alias_info): Declare.
11822
118232001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11824
11825 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
11826 available.
11827 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
11828 (m16m,edivm,emulm): Change declaration to match definition.
11829
118302001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11831
11832 * reload.c (push_reload): Check for subreg_lowpart_p instead of
11833 SUBREG_BYTE being 0 when determining if the inner part of a subreg
11834 can be reloaded.
11835
118362001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11837
11838 * c-common.c (signed_or_unsigned_type): Handle machine mode types
11839 which have no corresponding C type.
11840 * fold_const.c (target_isinf,target_isnan,target_negative): Update
11841 the representation of 64-bit doubles to work with 64-bit ints.
11842
118432001-09-07 Aldy Hernandez <aldyh@redhat.com>
11844
11845 * config/mips/mips.c (override_options): Do not override ISA when ABI
11846 specified if MIPS_CPU_STRING_DEFAULT was specified.
11847
118482001-09-07 Richard Henderson <rth@redhat.com>
11849
11850 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
11851 (express_from_1): Wrap lines.
11852 * rtlanal.c (commutative_operand_precedence): Rename from
11853 operand_preference; export.
11854 * rtl.h: Declare it.
11855 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
11856 (simplify_binary_operation): Invoke simplify_plus_minus on
11857 (CONST (PLUS ...)) as well.
11858 (struct simplify_plus_minus_op_data): New.
11859 (simplify_plus_minus_op_data_cmp): New.
11860 (simplify_plus_minus): Use them. Avoid infinite recursion with
11861 simplify_binary_operation wrt CONST.
11862
11863Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
11864
11865 * h8300-protos.h (general_operand_dst_push): Remove.
11866 * h8300.c (general_operand_dst_push): Likewise.
11867 * h8300.h (OK_FOR_T): Likewise.
11868 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
11869 * h8300.md (pushqi_h8300): New.
11870 (pushqi_h8300hs): Likewise.
11871 (pushqi): Likewise.
11872 (pushhi_h8300): Likewise.
11873 (pushhi_h8300hs): Likewise.
11874 (pushhi): Likewise.
11875
11876Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11877
11878 * genattrtab.c (attr_printf): First arg is unsigned.
11879 Clean up formatting of callers.
11880
118812001-09-06 Aldy Hernandez <aldyh@redhat.com>
11882
11883 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
11884 registers.
11885
118862001-09-07 Andreas Jaeger <aj@suse.de>
11887
11888 * i386.h (TARGET_SWITCHES): Fix descriptions.
11889
118902001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
11891
11892 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
11893
118942001-09-06 Ira Ruben <ira@apple.com>
11895
11896 Remove OP_IDENTIFIER.
11897 * tree.def (OP_IDENTIFIER): Remove.
11898 * tree.c (tree_node_kind enum): Remove op_id_kind.
11899 (tree_node_kind_names): Remove "op_identifiers".
11900 (make_node): Remove OP_IDENTIFIER test.
11901 (build_op_identifier): Removed because it isn't being used.
11902 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
11903 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
11904
119052001-09-06 Richard Henderson <rth@redhat.com>
11906
11907 * simplify-rtx.c (simplify_binary_operation): Revert last change.
11908
119092001-09-06 Richard Henderson <rth@redhat.com>
11910
11911 * simplify-rtx.c (simplify_binary_operation): Simplify contents
11912 of CONST.
11913
119142001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11915
11916 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
11917 number used for CR register.
11918
11919Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
11920 Joern Rennecke (amylaar@cygnus.com)
11921
11922 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
11923 * h8300.c (initial_offset): Handle offset between RP and FP.
11924 (h8300_return_addr_rtx): New function.
11925 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
11926 return register.
11927 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
11928 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
11929 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
11930 (CAN_ELIMINATE, REGISTER_NAMES):
11931 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
11932
119332001-09-06 Nathan Sidwell <nathan@codesourcery.com>
11934
11935 Remove TYPE_NONCOPIED_PARTS.
11936 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
11937 (struct tree_type): Remove noncopied_parts.
11938 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
11939 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
11940 (fixed_type_p): Remove.
11941 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
11942 (expand_expr, MODIFY_EXPR): Likewise.
11943 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
11944 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
11945
119462001-09-06 Alan Modra <amodra@bigpond.net.au>
11947
11948 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
11949 compiler warnings.
11950 (mask64_operand): Likewise.
11951 (includes_rldic_lshift_p): Likewise.
11952 (includes_rldicr_lshift_p): Likewise.
11953
119542001-09-05 Ziemowit Laski <zlaski@apple.com>
11955
11956 * objc/objc-act.c (build_message_expr): If a class method cannot
11957 be found, do not issue a warning if a corresponding instance
11958 method exists in the root class.
11959
119602001-09-05 Richard Henderson <rth@redhat.com>
11961
11962 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
11963
119642001-09-05 Zack Weinberg <zack@codesourcery.com>
11965
11966 * function.c (ggc_mark_struct_function): Mark f->outer.
11967 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
11968 * integrate.c (output_inline_function): ... not here.
11969
11970Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
11971
11972 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
11973
11974 * i386.c (size_cost): New static variable.
11975 (override_function): Use size_cost when -Os is specified.
11976
11977 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
11978 properly; Use current_function_calls_eh_return.
11979 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
11980 use leave to avoid dependency chain.
11981
11982 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
11983 get BB loop_depth instead of computing it from LOOP notes.
11984
11985 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
11986
119872001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11988
11989 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11990 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
11991 UNALIGNED_DOUBLE_INT_ASM_OP): Define
11992
119932001-09-05 Jeffrey A Law (law@cygnus.com)
11994 Jason Merrill (jason@redhat.com)
11995
11996 * stor-layout.c (layout_type): Complain if an array's size can
11997 not be represented in a size_t.
11998
11999 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
12000
120012001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
12002
12003 * gcc.c: (process_command) Add parentheses around assignment
12004 used as truth value.
12005
120062001-09-05 Richard Sandiford <rsandifo@redhat.com>
12007
12008 * config/mips/mips.c (save_restore_insns): Don't mark any register
12009 save slots as unchanging if current_function_calls_eh_return.
12010
120112001-09-05 Richard Henderson <rth@redhat.com>
12012
12013 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
12014 * config/alpha/alpha-protos.h: Declare it.
12015 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
12016 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
12017 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
12018 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
12019 (REG_OK_FOR_BASE_P): Select one of the above.
12020
120212001-09-05 Richard Sandiford <rsandifo@redhat.com>
12022
12023 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
12024 (crti.o): Prefix name of object file with $(T).
12025 (crtn.o): Likewise.
12026
120272001-09-05 David S. Miller <davem@redhat.com>
12028
12029 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
12030 * config/sparc/linux64.h: Likewise.
12031
120322001-09-05 Andreas Jaeger <aj@suse.de>
12033
12034 * doc/invoke.texi (i386 Options): -mwide-multiply is not
12035 available anymore, remove the documentation.
12036 (i386 Options): Fix typo, cleanup index entries.
12037
12038 * prefix.c (concat): Remove, we can use the version from liberty.
12039
120402001-09-05 Richard Henderson <rth@redhat.com>
12041
12042 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
12043 New functions split out of md file expanders.
12044 * config/alpha/alpha-protos.h: Declare them.
12045 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
12046
120472001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
12048
12049 * cppmacro.c (funlike_invocation_p): No need to restore context.
12050
120512001-09-04 Richard Henderson <rth@redhat.com>
12052
12053 * reload.c (push_reload): Export.
12054 * reload.h (push_reload): Declare it.
12055
12056 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
12057 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
12058 * config/alpha/alpha.c (alpha_legitimize_address): New.
12059 (alpha_legitimize_reload_address): Likewise.
12060 * config/alpha/alpha-protos.h: Declare them.
12061
120622001-09-04 Stan Shebs <shebs@apple.com>
12063
12064 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
12065 * config/darwin.c (machopic_stub_name): Account for internally
12066 generated lib calls such as memcpy.
12067
120682001-09-04 Richard Henderson <rth@redhat.com>
12069
12070 * unwind.h (_UA_END_OF_STACK): New flag.
12071 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
12072
12073Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
12074
12075 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
12076
120772001-09-04 Richard Sandiford <rsandifo@redhat.com>
12078
12079 * config/mips/mips.c (save_restore_insns): Change base_offset to
12080 fp_offset in second call to mips_emit_frame_related_store.
12081
120822001-09-04 Hans-Peter Nilsson <hp@axis.com>
12083
12084 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
12085 sometimes be represented as a NOTE of type
12086 NOTE_INSN_DELETED_LABEL.
12087 (Insns): Document NOTE_INSN_DELETED_LABEL.
12088
120892001-09-04 Nathan Sidwell <nathan@codesourcery.com>
12090
12091 * c-common.h (tree_dump_index): Add more comments.
12092 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
12093 (dump_option_value_info): New struct.
12094 (dump_options): New array.
12095 (dump_switch_p): Parse switch options symbolically.
12096 * doc/invoke.texi (-fdump-ast): Rename to ...
12097 (-fdump-tree): ... here. Document that options are symbolic, and
12098 not all are applicable.
12099
121002001-09-04 David S. Miller <davem@redhat.com>
12101
12102 * config/sparc/sparc.md (define_splits): Kill constraints.
12103
12104 Cleanup redundant and unused insn attributes.
12105 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
12106 binary, and move. Mark ialu as default.
12107 (commented out define_function_unit "alu"): Kill.
12108 (define_attr "use_clobbered"): Kill.
12109 (whole file): Kill address insn type references. Replace
12110 all unary/binary/move references with ialu.
12111 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
12112 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
12113 TYPE_IALU.
12114
12115 Simplify length insn attribute and make more judicious use
12116 of insn attribute defaulting.
12117 * config/sparc/sparc.md (all insns with length > one): Mark as
12118 insn type multi if real instructions, else use default if
12119 it is a forced splitter.
12120 (all insns with length == one): Use default insn length.
12121 (all insns of type ialu): Use default insn type.
12122
12123 Fix erroneous insn attribute settings.
12124 (addx): Set insn type to misc.
12125 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
12126 const_umulsidi3_sp64): Set insn type to imul.
12127
12128 Track SFmode vs DFmode insns according to UltraSPARC
12129 scheduling rules.
12130 * config/sparc/sparc.md ("fptype"): New attribute, default
12131 to "single".
12132 (all DFmode single insns): Mark as fptype "double".
12133
121342001-09-03 Jakub Jelinek <jakub@redhat.com>
12135
12136 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
12137
121382001-09-03 Richard Henderson <rth@redhat.com>
12139
12140 * function.h (struct function): Add arg_pointer_save_area_init.
12141 * function.c (expand_function_end): Init arg_pointer_save_area.
12142 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
12143 when called from a nested function.
12144
121452001-09-02 Angela Marie Thomas <angela@cygnus.com>
12146
12147 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
12148 is enabled.
12149
12150Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
12151
12152 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
12153
121542001-09-01 Geoffrey Keating <geoffk@redhat.com>
12155
12156 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
12157 (emit_push_insn): Use specified padding direction when
12158 STACK_PUSH_CODE is POST_INC.
12159
12160 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
12161
121622001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12163
12164 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
12165
121662001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
12167
12168 * cppinit.c (cpp_start_read): Free the imacros list as we
12169 traverse it. Don't free the chains before returning.
12170 (_cpp_push_next_buffer): Only try pushing buffers if we've
12171 completed -imacros handling.
12172
121732001-08-31 Eric Christopher <echristo@redhat.com>
12174
12175 * gcc.c (handle_braces): Add explaination for abort.
12176
121772001-08-30 Roman Zippel <zippel@linux-m68k.org>
12178
12179 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
12180 move adjustment of bitpos instead.
12181
121822001-08-31 Zack Weinberg <zack@codesourcery.com>
12183
12184 * function.c: Remove all_functions. Make outer_function_chain
12185 static.
12186 (init_function_start): Don't add new function structure to
12187 all_functions.
12188 (find_function_data, push_function_context_to,
12189 pop_function_context_from, put_var_into_stack,
12190 trampoline_address): Update for changed structure element names.
12191 (push_function_context_to): Disentangle.
12192 (free_after_compilation): Also free F.
12193 (expand_dummy_function_end): Don't free cfun here.
12194 (put_var_into_stack): Comment why we can't use find_function_data here.
12195 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
12196 (mark_function_chain): Split into maybe_mark_struct_function and
12197 ggc_mark_struct_function. Export the latter.
12198 (init_function_once): Mark from cfun and outer_function_chain;
12199 not all_functions.
12200
12201 * function.h (struct function): Kill next_global. Rename next
12202 to outer. All users updated to match.
12203 (all_functions, outer_function_chain): Don't declare.
12204
12205 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
12206 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
12207 don't touch f->inlinable, after calling rest_of_compilation.
12208
12209 * tree.h: Forward-declare struct function. Prototype
12210 ggc_mark_struct_function.
12211
122122001-08-31 Kazu Hirata <kazu@hxi.com>
12213
12214 * config/h8300/h8300.md (*andorhi3): Fix typos.
12215
122162001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12217
12218 * calls.c (emit_library_call_value): Don't use a fixed
12219 argument after VA_CLOSE, i.e. out of scope in traditional C.
12220
12221 * emit-rtl.c (gen_rtvec): Likewise.
12222
122232001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12224
12225 * Makefile.in (c-pragma.o): Depend on output.h.
12226 (reorg.o): Depend on except.h.
12227
12228 * c-pragma.c: Include output.h.
12229
12230 * reorg.c: Include except.h.
12231
12232 * unwind-dw2.c: Call __builtin_alloca, not alloca.
12233
122342001-08-31 Richard Henderson <rth@redhat.com>
12235
12236 * sched-deps.c (add_dependence): Don't elide dependency if the
12237 conditional used by insn is modified in elem.
12238
122392001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
12240
12241 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
12242
122432001-08-31 Diego Novillo <dnovillo@redhat.com>
12244
12245 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
12246 dump_switch_p.
12247
122482001-08-31 Geoffrey Keating <geoffk@redhat.com>
12249
12250 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
12251 function.
12252 (stormy16_asm_out_constructor): New function.
12253 (TARGET_ASM_CONSTRUCTOR): Define.
12254 (TARGET_ASM_DESTRUCTOR): Define.
12255
122562001-08-31 Andreas Jaeger <aj@suse.de>
12257
12258 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
12259 * loop.c (add_label_notes): Likewise.
12260 * reload.c (find_reloads): Likewise.
12261 * config/sh/sh.c (machine_dependent_reorg): Likewise.
12262
122632001-08-31 Jason Merrill <jason_merrill@redhat.com>
12264
12265 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
12266 code here. Take _Unwind_{W,Sw}ord*.
12267 (read_encoded_value_with_base): Use them.
12268 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
12269 words.
12270 (extract_cie_info): Simplify read_?leb128 handling.
12271 (execute_stack_op, execute_cfa_program): Likewise.
12272 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
12273
122742001-08-31 Geoffrey Keating <geoffk@redhat.com>
12275
12276 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
12277 the frame pointer to pop the stack if convenient.
12278
12279 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
12280 Don't use post-increment before combine.
12281 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
12282 a call-saved register.
12283
122842001-08-31 Andreas Jaeger <aj@suse.de>
12285
12286 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
12287 code was correct.
12288
122892001-08-30 Geoffrey Keating <geoffk@redhat.com>
12290
12291 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
12292 not DIV/MOD, of course.
12293
122942001-08-30 Vladimir Makarov <vmakarov@redhat.com>
12295
12296 * rtl.def: Undo my patch commited 2001-08-27.
12297
12298 * genattrtab.c: Ditto.
12299
12300 * rtl.h: Ditto.
12301
12302 * sched-int.h: Ditto.
12303
12304 * target-def.h: Ditto.
12305
12306 * target.h: Ditto.
12307
12308 * haifa-sched.c: Ditto.
12309
12310 * sched-rgn.c: Ditto.
12311
12312 * sched-vis.c: Ditto.
12313
12314 * Makefile.in: Ditto.
12315
12316 * doc/md.texi: Ditto.
12317
12318 * doc/tm.texi: Ditto.
12319
12320 * doc/contrib.texi: Ditto.
12321
12322 * doc/gcc.texi: Ditto.
12323
12324 * genattrtab.h: Remove it.
12325
12326 * genautomata.c: Remove it.
12327
12328 * genattr.c: Undo my patch and Richard Henderson's patch commited
12329 2001-08-27.
12330
12331Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
12332
12333 * config.gcc (h8300-*-elf*): New case.
12334 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
12335 (SUBTARGET_CPP_SPEC): Define.
12336 (EXTRA_SPECS): Define.
12337 (SUBTARGET_EXTRA_SPECS): Define.
12338 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
12339 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
12340
12341Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
12342
12343 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
12344 (LIB2FUNCS_EXTRA): Define.
12345 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
12346 config/h8300/fixunssfsi.c: New file.
12347
123482001-08-30 Kazu Hirata <kazu@hxi.com>
12349
12350 * config/h8300/h8300.md (zero_extendqihi2): Changes to
12351 define_expand to accommodate target-specific attributes.
12352 (anonymous zero_extendqihi2 patterns): New.
12353
12354Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
12355
12356 * h8300.md (*andorhi3): New pattern.
12357
12358Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
12359
12360 * h8300.c (dosize): Fix test for "sub".
12361
12362Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
12363
12364 * c-typeck.c (pointer_diff): Try to eliminate common term before
12365 doing conversions.
12366
123672001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
12368
12369 * config/arm/arm.c (arm_compute_initial_elimination_offset):
12370 Account for the saves of the FP registers.
12371
12372 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
12373 (TEXT_SECTION_ASM_OP): Define.
12374 (INIT_SECTION_ASM_OP): Define.
12375 (FINI_SECTION_ASM_OP): Define.
12376 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
43aa4e05 12377 (RDATA_SECTION_FUNCTION): Provide prototype.
619acae7
JL		 12378
123792001-08-29 Geoffrey Keating <geoffk@redhat.com>
12380
12381 * reload1.c (move2add_note_store): Correct typo checking for
12382 argument pushes.
12383
123842001-08-29 Andrew MacLeod <amacleod@redhat.com>
12385
12386 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
12387 note should not be considered outside the libcall block.
12388
123892001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12390
12391 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
12392
123932001-08-29 Kazu Hirata <kazu@hxi.com>
12394
12395 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
12396
123972001-08-29 Kazu Hirata <kazu@hxi.com>
12398
12399 * config/h8300/h8300-protos.h: Add a prototype for
12400 emit_logical_op.
12401 * config/h8300/h8300.c (emit_logical_op): New.
12402 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
12403 (andsi3): Likewise.
12404 (iorhi3): Likewise.
12405 (iorsi3): Likewise.
12406 (xorhi3): Likewise.
12407 (xorsi3): Likewise.
12408
124092001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
12410
12411 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
12412 comparison with rtx INTVAL.
12413 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
12414 expression.
12415 * pa.h (FUNCTION_ARG_SIZE): Likewise.
12416
124172001-08-29 Kazu Hirata <kazu@hxi.com>
12418
12419 * config/h8300/lib1funcs.asm: Update the copyright. Fix
12420 comment typos.
12421
124222001-08-29 Kazu Hirata <kazu@hxi.com>
12423
12424 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
12425 (reg n) to (mem (pre_dec (reg n))
12426 (anonymous movsi pattern): Likewise.
12427
124282001-08-29 Kazu Hirata <kazu@hxi.com>
12429
12430 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
12431
124322001-08-29 Kazu Hirata <kazu@hxi.com>
12433
12434 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
12435 several special constants.
12436
124372001-08-29 Kazu Hirata <kazu@hxi.com>
12438
12439 * config/h8300/lib1funcs.asm: Fix comment typos.
12440
124412001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12442
12443 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
12444 Fix format specifier warnings.
12445
12446 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
12447 inet_makeaddr, semctl): Prototype.
12448
12449 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
12450 (save_restore_insns): Use base_offset, not gp_offset.
12451
12452 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
12453 (ASM_OUTPUT_BYTE): Fix format specifier warning.
12454
124552001-08-29 Richard Henderson <rth@redhat.com>
12456
12457 * bb-reorder.c (function_tail_eff_head): New.
12458 (record_effective_endpoints): Set it.
12459 (fixup_reorder_chain): Use it.
12460
124612001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12462
12463 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
12464
124652001-08-28 Dale Johannesen <dalej@apple.com>
12466
12467 * config/darwin.c (machopic_function_base_name): Add const
12468 qualifier to a string.
12469 (darwin_encode_section_info): Ditto.
12470
124712001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12472
12473 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
12474 function definition.
12475
124762001-08-28 Daniel Berlin <dan@cgsoftware.com>
12477
12478 * df.h (struct df): Add rts_order variable.
12479
12480 * df.c (df_visit_next_rts): New function.
12481 (df_visit_next): Renamed to df_visit_next_rc
12482 (df_analyse_1): Allocate/compute/free rts_order as well.
12483 (df_rd_global_compute): Use df_visit_next_rc instead of
12484 df_visit_next.
12485 (df_ru_global_compute): Use df_visit_next_rts instead of
12486 df_visit_next.
12487
12488 * flow.c (flow_reverse_top_sort_order_compute): New function.
12489
12490 * basic-block.h: Add prototype.
12491
124922001-08-28 Daniel Berlin <dan@cgsoftware.com>
12493
12494 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
12495 blocks, the BB_REACHABLE is now set, rather than aux being
12496 non-NULL. Update the test to reflect this.
12497
124982001-08-28 Eric Christopher <echristo@redhat.com>
12499
12500 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
12501 config/mips/crti.asm: Ditto.
12502
125032001-08-28 Eric Christopher <echristo@redhat.com>
12504 Richard Henderson <rth@redhat.com>
12505
12506 * c-pragma.h (add_weak): Move prototype from here...
12507 * output.h (add_weak): ... to here.
12508 * varasm.c (add_weak): Fix typo.
12509 * config/mips/crti.asm: New file.
12510 * config/mips/crtn.asm: Ditto.
12511 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
12512 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
12513 (INVOKE__main): Ditto.
12514 (INIT_SECTION_ASM_OP): New.
12515 (FINI_SECTION_ASM_OP): Ditto.
12516 (STARTFILE_SPEC): Add crti.
12517 (ENDFILE_SPEC): Add crtn.
12518 * config/mips/elf64.h: Same.
12519 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
12520 Remove.
12521 * config/mips/vxworks.h: Ditto.
12522 * config/mips/t-elf: Support crti and crtn.
12523
125242001-08-28 Alexandre Oliva <aoliva@redhat.com>
12525
12526 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
12527 INSN_LIST.
12528
125292001-08-28 Richard Henderson <rth@redhat.com>
12530
12531 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
12532 (one_cmplbi2 splitter): Remove redundant test.
12533
125342001-08-28 Dale Johannesen <dalej@apple.com>
12535
12536 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
12537
125382001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
12539
12540 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
12541
125422001-08-28 Stan Shebs <shebs@apple.com>
12543
12544 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
12545 (UNALIGNED_SHORT_ASM_OP): Define.
12546 (UNALIGNED_INT_ASM_OP): Define.
12547
125482001-08-28 Will Cohen <wcohen@redhat.com>
12549
12550 * config/rs6000/rs6000.md (store_multiple): Correct RTL
12551 generation for first set.
12552
125532001-08-27 Roman Zippel <zippel@linux-m68k.org>
12554
12555 * flow.c (redirect_edge_succ_nodup): Return new edge.
12556 (try_simplify_condjump): Use new edge.
12557 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
12558
12559 * cse.c (cse_basic_block): Skip note instructions.
12560
125612001-08-27 Richard Henderson <rth@redhat.com>
12562
12563 * combine.c (combine_simplify_rtx): Don't reverse condition
12564 if there is no reverse for the condition.
12565 (simplify_comparison): Don't simplify subregs from INT to FP.
12566
12567 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
12568 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
12569 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
12570 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
12571 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
12572 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
12573
125742001-08-27 Roman Zippel <zippel@linux-m68k.org>
12575
12576 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
12577 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
12578 (pushqi1): New.
12579 (adddi_dilshr32, adddi_dishl32): Only data register can be
12580 source for mem destination.
12581
12582 * expmed.c (store_bit_field): Ignore adjustment to bitpos
12583 and use bitnum to decide about register move.
12584
125852001-08-27 Richard Henderson <rth@redhat.com>
12586
12587 * genattr.c (main): Emit state_t even when not doing scheduling.
12588
125892001-08-27 Roman Zippel <zippel@linux-m68k.org>
12590 Richard Henderson <rth@redhat.com>
12591
12592 * gcse.c (reg_first_set, reg_last_set): Replace with ...
12593 (reg_avail_info, current_bb): ... these.
12594 (oprs_unchanged_p, record_last_reg_set_info): Use them.
12595 (compute_hash_table): Likewise.
12596
125972001-08-27 Roman Zippel <zippel@linux-m68k.org>
12598
12599 * flow.c (verify_flow_info): Use checksums to verify edges.
12600
126012001-08-27 Richard Henderson <rth@redhat.com>
12602
12603 * genautomata.c (expand_automata): Always create a description.
12604
126052001-08-27 Geoffrey Keating <geoffk@redhat.com>
12606
12607 * optabs.c (expand_binop): Correctly handle the carry in multiword
12608 add/subtract operations.
12609
126102001-08-27 Fred Fish <fnf@be.com>
12611
12612 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
12613 __SIZE_TYPE__.
12614
126152001-08-27 Geoffrey Keating <geoffk@redhat.com>
12616
12617 * reload.c (find_reloads_toplev): Back out this change:
12618
12619 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
12620
12621 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
12622 mem if the address is a mode_dependent_address_p.
12623
126242001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
12625
12626 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
12627 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
12628 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
12629 RTL constructions.
12630
12631 * genattr.c (main): New variable num_insn_reservations. Increase
12632 it if there is DEFINE_INSN_RESERVATION. Output automaton based
12633 pipeline hazard recognizer interface.
12634
12635 * genattrtab.h: New file.
12636
12637 * genattrtab.c: Include genattrtab.h.
12638 (attr_printf, check_attr_test, make_internal_attr,
12639 make_numeric_value): Move protypes into genattrtab.h. Define them
12640 as external.
12641 (num_dfa_decls): New global variable.
12642 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
12643 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
12644 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
12645 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
12646
12647 * genautomata.c: New file.
12648
12649 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
12650
12651 * sched-int.h: (curr_state): Add the external definition for
12652 automaton pipeline interface.
12653 (haifa_insn_data): Add comments for members blockage and units.
12654
12655 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
12656 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
12657 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
12658 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
12659 TARGET_SCHED_DFA_POST_CYCLE_INSN,
12660 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
12661 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
12662 macros.
12663 (TARGET_SCHED): Use the new macros.
12664
12665 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
12666 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
12667 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
12668 dfa_bubble): New members in gcc_target.sched.
12669
12670 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
12671 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
12672 (insn_queue): Redefine it as pointer to array.
12673 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
12674 INSN_QUEUE_SIZE.
12675 (max_insn_queue_index_macro_value): New variable.
12676 (curr_state, dfa_state_size, ready_try): New varaibles for
12677 automaton interface.
12678 (ready_element, ready_remove, max_issue): New function prototypes
12679 for automaton interface.
12680 (choose_ready): New function prototype.
12681 (insn_unit, blockage_range): Add comments.
12682 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
12683 FUNCTION_UNITS_SIZE == 0.
12684 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
12685 actual_hazard, potential_hazard): Add comments.
12686 (insn_cost): Use cost -1 as undefined value. Remove
12687 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
12688 pipeline interface.
12689 (ready_element, ready_remove): New functions for automaton
12690 interface.
12691 (schedule_insn): Add new code for automaton pipeline interface.
12692 (queue_to_ready): Add new code for automaton pipeline interface.
12693 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
12694 (debug_ready_list): Print newline when the queue is empty.
12695 (max_issue): New function for automaton pipeline interface.
12696 (choose_ready): New function.
12697 (schedule_block): Add new code for automaton pipeline interface.
12698 Print ready list before scheduling each insn.
12699 (sched_init): Add new code for automaton pipeline interface.
12700 Initiate insn cost by -1.
12701 (sched_finish): Free the current automaton state and finalize
12702 automaton pipeline interface.
12703
12704 * sched-rgn.c: Include target.h.
12705 (init_ready_list, new_ready, debug_dependencies): Add new code for
12706 automaton pipeline interface.
12707
12708 * sched-vis.c: Include target.h.
12709 (get_visual_tbl_length): Add code for automaton interface.
12710 (target_units, print_block_visualization): Add comments.
12711
12712 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
12713 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
12714 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
12715 (getruntime.o, genautomata.o): New entries.
12716 (genattrtab.o): Add new dependency file genattrtab.h.
12717 (genattrtab): Add new dependencies. Link it with `libm.a'.
12718 (getruntime.o, hashtab.o): New entries for canadian cross.
12719
12720 * doc/md.texi: Description of automaton based model.
12721
12722 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
12723 Add comments.
12724 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
12725 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
12726 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
12727 TARGET_SCHED_DFA_POST_CYCLE_INSN,
12728 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
12729 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
12730 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
12731 hook descriptions.
12732 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
12733 MAX_DFA_ISSUE_RATE): New macro descriptions.
12734
12735 * doc/contrib.texi: Add dfa based scheduler contribution.
12736
12737 * doc/gcc.texi: Add more information about genattrtab.
12738
127392001-08-27 Diego Novillo <dnovillo@redhat.com>
12740
12741 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
12742 an RTL basic block.
12743
127442001-08-27 Richard Henderson <rth@redhat.com>
12745
12746 * function.c (expand_function_end): Don't init arg_pointer_save_area.
12747 (get_arg_pointer_save_area): New. Create an init it here.
12748 (fix_lexical_addr): Use it.
12749 * function.h: Declare it.
12750 * builtins.c (expand_builtin_setjmp_receiver): Use it.
12751 * stmt.c (expand_nl_goto_receiver): Use it.
12752
127532001-08-27 Richard Henderson <rth@redhat.com>
12754
12755 * final.c (final_scan_insn): Don't enter APP_ON mode for
12756 empty asm strings.
12757
12758 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
12759 alignment for assemble_integer for DW_EH_PE_aligned.
12760 * except.c (output_function_exception_table): Likewise.
12761
127622001-08-26 Andreas Jaeger <aj@suse.de>
12763
12764 * c-tree.h: Add prototyp for c_sizeof_nowarn.
12765
127662001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
12767
12768 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
12769
127702001-08-27 Alan Modra <amodra@bigpond.net.au>
12771
12772 * config/rs6000/rs6000.c (mask_operand): Rewrite without
12773 bit-shifting loop.
12774 (mask64_operand): Likewise.
12775 (rldic_operand): Delete.
12776 (includes_lshift64_p): Delete.
12777 (includes_rldic_lshift_p): New function.
12778 (includes_rldicr_lshift_p): New function.
12779 (print_operand): Don't call rldic_operand in case 'W'.
12780 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
12781 (includes_lshift64_p): Remove.
12782 (includes_rldic_lshift_p): Declare.
12783 (includes_rldicr_lshift_p): Declare.
12784 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
12785 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
12786 Replace match_operand rldic_operand predicate with
12787 const_int_operand. Replace includes_lshift64_p condition with
12788 includes_rldic_lshift_p.
12789 <ashldi3_internal 64 bit rldicr patterns>: New.
12790
127912001-08-27 Andreas Jaeger <aj@suse.de>
12792
12793 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
12794 * errors.c: Likewise.
12795 * final.c: Likewise.
12796 * dwarf2asm.c: Likewise.
12797 * doprint.c (checkit): Likewise.
12798 * diagnostic.c: Likewise.
12799 * collect2.c: Likewise.
12800 * calls.c: Likewise.
12801 * c-semantics.c (build_stmt): Likewise.
12802 * c-format.c (status_warning): Likewise.
12803 * c-errors.c (pedwarn_c99): Likewise.
12804 * builtins.c (validate_arglist): Likewise.
12805 * config/pj/pj.c (pj_printf): Likewise.
12806 * fix-header.c: Likewise.
12807 * gcc.c: Likewise.
12808 * gcov.c (fnotice): Likewise.
12809 * gensupport.c (message_with_line): Likewise.
12810 * mips-tfile.c: Likewise.
12811 * protoize.c (notice): Likewise.
12812 * read-rtl.c (fatal_with_file_and_line): Likewise.
12813 * rtl-error.c: Likewise.
12814 * tradcpp.c: Likewise.
12815 * tree.c: Likewise.
12816 * cp/tree.c (build_min_nt): Likewise.
12817 (build_min): Likewise.
12818 * cp/lex.c: Likewise.
12819 * cp/errfn.c: Likewise.
12820 * cp/rtti.c (create_pseudo_type_info): Likewise.
12821
12822Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
12823
12824 * df.c (df_uses_record): Return after recording all uses
12825 in ASM_OPERANDS.
12826
128272001-08-26 Daniel Berlin <dan@cgsoftware.com>
12828
12829 * df.c (df_insn_modify): Realloc the INSN table here, if
12830 necessary, here, too.
12831
128322001-08-26 Aldy Hernandez <aldyh@redhat.com>
12833
12834 * config/mips/mips.c (mips_function_value): Handle complex return
12835 values.
12836
128372001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
12838
12839 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
12840 unshared.
12841 * reload.c (make_memloc): Copy result if it is still
12842 reg_equiv_memory_loc[regno] on return.
12843 (subst_reloads) [ENABLE_CHECKING]: Check that none of
12844 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
12845 reg_equiv_mem are modified by the substitutions.
12846
12847Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
12848
12849 * predict.c (expensive_function_p): New.
12850 * rtl.h (expensive_function_p): Declare.
12851 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
12852 (use_fast_prologue_epilogue): New static variable.
12853 (expand_prologue): Set it; emit short prologues if unset.
12854 (expand_epilogue): Likewise.
12855
128562001-08-22 Geoffrey Keating <geoffk@redhat.com>
12857
12858 * config.gcc: Add stormy16-*-elf case.
12859 * config/stormy16/stormy-abi: New file.
12860 * config/stormy16/stormy16-lib2.c: New file.
12861 * config/stormy16/stormy16-protos.h: New file.
12862 * config/stormy16/stormy16.c: New file.
12863 * config/stormy16/stormy16.h: New file.
12864 * config/stormy16/stormy16.md: New file.
12865 * config/stormy16/t-stormy16: New file.
12866
12867Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
12868
12869 * i386.h (no-accumulate-outgoing-args): Use proper mask.
12870
128712001-08-24 David Edelsohn <edelsohn@gnu.org>
12872
12873 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
12874 descriptor members are pointer size, not constant 4.
12875 * config/rs6000/rs6000.md (define_splits): Remove more unused
12876 constraints.
12877
128782001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12879
12880 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
12881
128822001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
12883
12884 * cp/rtti.c (VPARAMS): Fix parameter.
12885
128862001-08-24 Zack Weinberg <zackw@panix.com>
12887
12888 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
12889 to zero.
12890 (mode_for_extraction): No need for #ifdefs. Add default-case abort
12891 to switch.
12892 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
12893 in if controlling use of insv.
12894 (extract_bit_field): Likewise, for extv and extzv.
12895
12896Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
12897
12898 * i386.md (movcc peep2): Fix load of 0.
12899
129002001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12901
12902 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
12903 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
12904
129052001-08-23 Jason Merrill <jason_merrill@redhat.com>
12906
12907 * c-pragma.h: Move weak_syms and weak_decls...
12908 * varasm.c: ...here. Now static.
12909 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
12910 depend on HANDLE_PRAGMA_WEAK.
12911
12912 * c-common.c (c_alignof, c_alignof_expr): Move here...
12913 * c-typeck.c: ...from here.
12914 * c-tree.h, c-common.h: Adjust.
12915
129162001-08-23 Bernd Schmidt <bernds@redhat.com>
12917
12918 * config/ia64/ia64.c (rws_update): If !pred, set write_count
12919 instead of incrementing it.
12920
12921 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
12922 asm ready, don't try to move them all into the same array element.
12923
12924Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
12925
12926 * function.c (thread_prologue_and_epilogue_insns): Avoid
12927 fallthru flag on edge to exit.
12928
12929 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
12930
12931 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
12932 dead edges.
12933
129342001-08-23 Lars Brinkhoff <lars@nocrew.org>
12935
12936 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
12937 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
12938 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
12939 Remove prototype.
12940
129412001-08-23 Lars Brinkhoff <lars@nocrew.org>
12942
12943 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
12944 replace "GNU CC" with "GCC".
12945
129462001-08-23 Richard Henderson <rth@redhat.com>
12947
12948 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
12949 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
12950 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
12951 Need GR between FR and not GR_AND_FR.
12952 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
12953 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
12954 AR regs before GR regs.
12955 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
12956 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
12957 (REGISTER_MOVE_COST): Update.
12958 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
12959
129602001-08-23 Richard Henderson <rth@redhat.com>
12961
12962 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
12963 a register class.
12964
129652001-08-22 Geoffrey Keating <geoffk@redhat.com>
12966
12967 * reload1.c (emit_reload_insns): Don't look for notes
12968 on a NULL store_insn.
12969
129702001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12971
12972 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
12973 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
12974 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
12975 format specifier warnings.
12976 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
12977
129782001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
12979
12980 * config/i386/i386-protos.h: Correct declaration of
12981 i386_pe_asm_named_section.
12982
129832001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
12984
12985 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
12986 variable i.
12987 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12988
129892001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
12990
12991 * cpperror.c (print_location): Don't show _Pragma.
12992 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
12993 and file change callback generation here.
12994 (stack_include_file): Update use of cpp_push_buffer.
12995 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
12996 (struct cpp_buffer): Remove type, pfile members.
12997 * cppinit.c (cpp_handle_option): Use free_chain.
12998 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
12999 (skip_escaped_newlines, get_effective_char, lex_percent): Take
13000 a cpp_reader rather than a cpp_buffer.
13001 (skip_escaped_newlines, get_effective_char, skip_block_comment,
13002 skip_line_comment, parse_string, lex_percent, lex_dot,
13003 _cpp_lex_token): Update accordingly.
13004 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
13005 generation here.
13006 (cpp_push_buffer): Update prototype.
13007 (run_directive): Update use of cpp_push_buffer.
13008 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
13009 handle_assertion): Update use of run_directive.
13010 * cpplib.h (enum cpp_buffer_type): Remove.
13011 (cpp_push_buffer): Update prototype.
13012 * fix-header.c (read_scan_file): Update.
13013
130142001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
13015
13016 * gcc.c (struct prefix_list): Change prefix to const char *.
13017
130182001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
13019
13020 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
13021
130222001-08-22 Jason Merrill <jason_merrill@redhat.com>
13023
13024 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
13025 from a new MEM.
13026
13027 * jump.c (squeeze_notes): Take parms by reference. Handle END being
13028 a squeezable note.
13029 * rtl.h: Adjust.
13030 * ifcvt.c (dead_or_predicable): Adjust.
13031 * loop.c (find_and_verify_loops): Adjust.
13032 * stmt.c (expand_end_case): Adjust.
13033 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
13034 head and end insn pointers in the basic block, not just local copies.
13035 (merge_blocks_move_predecessor_nojumps): Likewise.
13036
130372001-08-22 Lars Brinkhoff <lars@nocrew.org>
13038
13039 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
13040 bitmap.h, builtin-types.def, builtins.c, builtins.def,
13041 c-aux-info.c, c-common.c, c-common.def, c-common.h,
13042 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
13043 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
13044 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
13045 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
13046 conditions.h, config.gcc, configure.frag, configure.in,
13047 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
13048 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
13049 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
13050 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
13051 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
13052 emit-rtl.c, errors.c, errors.h, except.c, except.h,
13053 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
13054 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
13055 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
13056 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
13057 gencheck.c, gencodes.c, genconfig.c, genemit.c,
13058 genextract.c, genflags.c, gengenrtl.c, genmultilib,
13059 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
13060 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
13061 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
13062 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
13063 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
13064 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
13065 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
13066 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
13067 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
13068 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
13069 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
13070 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
13071 params.h, predict.c, predict.def, predict.h, prefix.c,
13072 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
13073 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
13074 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
13075 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
13076 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
13077 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
13078 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
13079 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
13080 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
13081 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
13082 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
13083 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
13084 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
13085 xcoffout.h: replace "GNU CC" with "GCC".
13086
130872001-08-21 Richard Henderson <rth@redhat.com>
13088
13089 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
13090 (final_scan_insn): Consider jump tables data even if we have no
13091 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
13092 ADDR_VEC_ALIGN.
13093 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
13094 (ASM_OUTPUT_CASE_END): Remove.
13095 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
13096 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
13097 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
13098
130992001-08-21 Richard Henderson <rth@redhat.com>
13100
13101 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
13102 at barrier insns. Emit stop bits before barriers.
13103
13104 * flow.c (flow_find_cross_jump): Don't consider unconditional
13105 return insns for commoning.
13106
13107 * final.c (compute_alignments): Fix typo.
13108
13109 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
13110 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
13111 (store_bit_field): Use mode_for_extraction more places.
13112 (extract_bit_field): Likewise.
13113
131142001-08-21 Zack Weinberg <zackw@panix.com>
13115
13116 * caller-save.c: Don't include insn-codes.h.
13117 (reg_save_code, reg_restore_code): Make arrays of int.
13118 All uses updated to match.
13119 (insert_save, insert_restore): No need to initialize "code"
13120 variable upon declaration.
13121 * Makefile.in: update dependencies; fix typo in clean rule.
13122
131232001-08-21 Richard Henderson <rth@redhat.com>
13124
13125 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
13126 (merge_if_block): Handle fallout from same.
13127
131282001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13129
13130 * builtins.c (type_to_class): Fix typo in last change.
13131
131322001-08-21 Richard Henderson <rth@redhat.com>
13133
13134 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
13135 ia64_asm_output_label.
13136
13137 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
13138 copy of gp while the real gp register contains garbage.
13139
131402001-08-21 Zack Weinberg <zackw@panix.com>
13141
13142 * expmed.c (mode_for_extraction): New function.
13143 (store_bit_field, extract_bit_field): Use it.
13144 * expr.h: Prototype it and provide an enum for its first argument.
13145
13146 * combine.c, function.c, recog.c: Don't include insn-codes.h.
13147 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
13148 and digging through the insn_data tables.
13149 * Makefile.in: Update dependencies.
13150
131512001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
13152
13153 * cppfiles.c (stack_include_file): line-map.c now handles include
13154 depth.
13155 (handle_missing_handler): Similarly.
13156 (_cpp_execute_include): Similarly.
13157 (_cpp_pop_file_buffer): Similarly.
13158 * cpphash.h (struct cpp_reader): Remove system_include_depth,
13159 buffer_stack_depth and include_depth.
13160 * cpplib.c (do_include_common): line-map.c now handles include depth.
13161 (cpp_push_buffer): Similarly.
13162 (_cpp_pop_buffer): Similarly.
13163 * cppmacro.c (builtin_macro): Update.
13164 * line-map.c (init_line_maps): Set depth.
13165 (add_line_map): Increment "used" earlier. Update and use the
13166 include depth.
13167 (trace_include): Use the include depth.
13168 * line-map.h (struct line_maps): New member depth.
13169
131702001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
13171
13172 * cppfiles.c (stack_include_file): Don't handle -H here.
13173 * cppinit.c (cpp_start_read): Set include tracing after
13174 cpp_post_options and after stacking the main file.
13175 * line-map.c (trace_include): New.
13176 (init_line_maps, add_line_map): Update.
13177 * line-map.h (struct line_maps): New member trace_includes.
13178
131792001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
13180
13181 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
13182 * cppfiles.c (stack_include_file): Only stack a file if there
13183 is something to do. Return a boolean indicating whether a
13184 buffer was stacked or not.
13185 (_cpp_execute_include): Similarly.
13186 (_cpp_read_file): Similarly.
13187 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
13188
131892001-08-21 Sam Steingold <sds@gnu.org>
13190
13191 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
13192 (RECACHE): keep obufp_before_macroname up to date
13193
131942001-08-21 Zack Weinberg <zackw@panix.com>
13195
13196 * stmt.c: Don't include insn-codes.h.
13197 (expand_end_case): Machine specific logic moved to expr.c.
13198 No need to worry about __builtin_classify_type.
13199 (check_for_full_enumeration_handling, emit_case_nodes):
13200 Kill #if 0 blocks.
13201
13202 * builtins.o (expand_builtin_classify_type): Split up so code
13203 can be shared with fold_builtin_classify_type.
13204 (type_to_class, fold_builtin_classify_type): New functions.
13205 (fold_builtins): Handle __builtin_classify_type.
13206
13207 * expr.c (do_tablejump): Now static.
13208 (case_values_threshold, try_casesi, try_tablejump): New;
13209 code mostly from stmt.c (expand_end_case).
13210 (expr.h): Update prototypes.
13211
13212 * Makefile.in (stmt.o): Update dependencies.
13213
132142001-08-21 Will Cohen <wcohen@redhat.com>
13215
13216 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
13217 declaration of variable i.
13218 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
13219 declaration of variable i.
13220
132212001-08-21 Richard Henderson <rth@redhat.com>
13222
13223 * crtstuff.c: Fix thinko last change. Move list tails to start
13224 of CRT_END section. Tidy ifdefs.
13225 (__EH_FRAME_BEGIN__): Always static for ELF.
13226 (__do_global_ctors_1): Rename from __frame_dummy.
13227 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
13228 name change; don't hide __EH_FRAME_BEGIN__.
13229
132302001-08-21 Richard Henderson <rth@redhat.com>
13231
13232 * gdbinit.in: Move break on exit after break on fancy_abort.
13233
13234 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
13235 sized types.
13236
132372001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
13238
13239 * cpphash.h (_cpp_push_next_buffer): New.
13240 * cppinit.c (do_includes): Remove.
13241 (push_include, free_chain, _cpp_push_next_buffer): New.
13242 (cpp_start_read): Use them to rework command line option handling.
13243 (cpp_handle_option): Combine handling of -include and -imacros.
13244 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
13245 appropriate. Always insert missing \n at EOF.
13246 * cpplib.c (start_directive): Get the directive position right.
13247 * cppmain.c (cb_file_change): Always print the first line, unless
13248 preprocessed.
13249
132502001-08-20 Andreas Jaeger <aj@suse.de>
13251
13252 * profile.c (compute_branch_probabilities): Remove extra new-line
13253 in error message.
13254 * flow.c (verify_flow_info): Likewise.
13255
132562001-08-20 Diego Novillo <dnovillo@redhat.com>
13257
13258 * basic-block.h (basic_block): Add new field 'flags'.
13259 (BB_REACHABLE): Define.
13260 (expunge_block): Declare.
13261 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
13262 (EXIT_BLOCK_PTR): Ditto.
13263 (expunge_block): Remove static declaration.
13264 (cleanup_cfg): Clear bb->aux on every basic block.
13265 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
13266 computing reachability.
13267 (delete_unreachable_blocks): Delete block b if b->flags has
13268 BB_REACHABLE unset.
13269
132702001-08-20 Diego Novillo <dnovillo@redhat.com>
13271
13272 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
13273
132742001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13275
13276 * sparc.c (sparc_variable_issue): Fix typo in last change.
13277
132782001-08-20 Richard Henderson <rth@redhat.com>
13279
13280 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
13281
132822001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
13283
13284 * pa.h (RETURN_IN_MEMORY): Improve comment.
13285
132862001-08-20 Janis Johnson <janis187@us.ibm.com>
13287
13288 * doc/invoke.texi (Profiling options): Clarify the interactions
13289 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
13290
132912001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
13292
13293 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
13294 command.
13295
132962001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
13297
13298 * gcc.c (make_relative_prefix): Allocate a sufficiently large
13299 buffer.
13300
133012001-08-20 Richard Henderson <rth@redhat.com>
13302
13303 * final.c (end_final): Fix typo last change.
13304
133052001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
13306
13307 * cppinit.c (init_standard_includes): The returned buffer
13308 is already malloc-ed.
13309 * gcc.c (add_prefix): Similarly.
13310 * prefix.c (translate_name): Update to support clear buffer
13311 ownership rules.
13312 (update_path): Similarly. Be sure to free any newly allocated
13313 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
13314 (tr): New function.
13315 * prefix.h (update_path): Update prototype and document.
13316 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
13317 up and update to new buffer ownership rules.
13318 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
13319
13320Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
13321
13322 * final.c (compute_alignments): New function.
13323 (init_insn_lengths): Do not care label_align.
13324 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
13325 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
13326 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
13327 (shorted_branches): Realloc label_align array; do
13328 not call init_insn_lengths; Do not care about loop alignments.
13329 * output.h (compute_alignments): Declare.
13330 * toplev.c (rest_of_compilation): Call compute_alignments.
13331 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
13332
13333 * predict.c (block_info_def): Add npredecesors, remove nvisited;
13334 change visited to tovisit.
13335 (propagate_freq): Use faster traversing algorithm.
13336 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
13337 to tovisit; reverse meaning.
13338
13339 * predict.c (struct block_info_def): Remove nvisited.
13340 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
13341 (estimate_bb_frequencies): Call mark_dfs_back_edges.
13342
133432001-08-19 Geoffrey Keating <geoffk@redhat.com>
13344
13345 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
13346 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
13347 (TARGET_FUSED_MADD): New.
13348 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
13349 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
13350 the multiply-add instructions.
13351
133522001-08-19 Richard Henderson <rth@redhat.com>
13353
13354 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
13355 is aligned to pointer size.
13356
133572001-08-19 Richard Henderson <rth@redhat.com>
13358
13359 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
13360 display markers during final schedule.
13361
133622001-08-19 Richard Henderson <rth@redhat.com>
13363
13364 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
13365
133662001-08-19 Richard Henderson <rth@redhat.com>
13367
13368 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
13369 in the same string.
13370 (ASM_NAME_TO_STRING): Remove.
13371 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
13372 in the same string. Remove support for expressions.
13373
133742001-08-19 Richard Henderson <rth@redhat.com>
13375
13376 * config/i386/i386.md (tablejump): Make an expander; handle
13377 pic relative addressing here.
13378 (tablejump_1): Rename from tablejump_pic.
13379 (casesi): Remove.
13380
133812001-08-19 Richard Henderson <rth@redhat.com>
13382
13383 * regclass.c (fix_register): Fix typo.
13384
133852001-08-18 Richard Henderson <rth@redhat.com>
13386
13387 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
13388 (struct _Unwind_Context): Expand br_loc to hold it.
13389 (uw_frame_state_for): Handle leaf functions better.
13390 (uw_update_reg_address): Update for br_loc change.
13391
133922001-08-18 Richard Henderson <rth@redhat.com>
13393
13394 * crtstuff.c: Move list heads before code that uses them.
13395 (__JCR_LIST__): Remove initial null.
13396 (frame_dummy, __frame_dummy): Do java registration here ...
13397 (__do_global_ctors_aux): ... not here.
13398
13399 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
13400 (__do_global_dtors_aux): Update to match.
13401 (__JCR_LIST__, __do_jv_register_classes): New.
13402 (.init): Call it.
13403 * config/ia64/crtend.asm (__JCR_END__): New.
13404 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
13405 instead of an indirect LTOFF22 reloc.
13406
134072001-08-18 Richard Henderson <rth@redhat.com>
13408
13409 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
13410 * regclass.c (init_reg_sets_1): Fix typo.
13411 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
13412 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
13413 (ia64_compute_frame_size): Make ar.unat live when in use.
13414 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
13415 for ar.pfs; remove ar.unat handling.
13416 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
13417 call-saved.
13418 (PREDICATE_CODES): Add ar_pfs_reg_operand.
13419 * config/ia64/ia64-protos.h: Update decls.
13420 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
13421 (sibcall_pic): Likewise.
13422
134232001-08-18 Richard Henderson <rth@redhat.com>
13424
13425 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
13426 pred_rel_mutex when searching for insn_group_barrier.
13427 * config/ia64/ia64.md (cycle_display): Combine the expander
13428 and insn patterns.
13429
13430 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
13431 bit before asm as needed.
13432
134332001-08-18 Richard Henderson <rth@redhat.com>
13434
13435 * timevar.def (TV_MACH_DEP): New.
13436 * toplev.c (rest_of_compilation): Use it.
13437 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
13438
134392001-08-18 Zack Weinberg <zackw@panix.com>
13440
13441 * unwind-dw2.c (execute_stack_op): Add default aborts to
13442 the inner switches to prevent warnings.
13443
134442001-08-18 Richard Henderson <rth@redhat.com>
13445
13446 * timevar.h (struct timevar_time_def): Change element type to float.
13447 (ticks_to_msec, clocks_to_msec): Likewise.
13448 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
13449 (get_time): Likewise.
13450 (timevar_print): Adjust zero check and printing to match.
13451
134522001-08-18 Zack Weinberg <zackw@panix.com>
13453
13454 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
13455 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
13456 Eliminate overfull or underfull hboxes.
13457
134582001-08-18 Zack Weinberg <zackw@panix.com>
13459
13460 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
13461
134622001-08-18 Zack Weinberg <zackw@panix.com>
13463
13464 * haifa-sched.c: Convert to target hooks. Macros replaced
13465 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
13466 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
13467 MD_SCHED_FINISH, and HAVE_cycle_display.
13468 * target-def.h (TARGET_SCHED_ADJUST_COST,
13469 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
13470 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
13471 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
13472 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
13473 New hook #defines to be overridden.
13474 (TARGET_SCHED): Bring them all together.
13475 (TARGET_INITIALIZER): Update.
13476 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
13477 instead of 'struct rtx_def *' throughout.
13478 (struct sched): New set of hooks for the scheduler.
13479 * Makefile.in (haifa-sched.o): Depend on target.h.
13480 * doc/tm.texi: Document the new scheduler hooks, together in
13481 their own section, instead of scattered around.
13482 Fix a bunch of underfull/overfull hboxes.
13483
13484 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
13485 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
13486 sparc.h: Don't define any of the old scheduler macros.
13487
13488 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
13489 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
13490 sparc.c: Create hook functions from code extracted from
13491 corresponding target header, or make existing hooks static, as
13492 appropriate. Set the appropriate entries in targetm.
13493
13494 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
13495 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
13496 rs6000-protos.h, s390-protos.h, sparc-protos.h:
13497 Remove prototypes for functions which are now static.
13498
13499 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
13500 related gunk; the Haifa scheduler is now the only choice.
13501
135022001-08-18 Zack Weinberg <zackw@panix.com>
13503
13504 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
13505 * genopinit.c: Put floating point divide insns in sdiv_optab.
13506 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
13507 * config/gofast.h, config/c4x/c4x.h,
13508 config/ia64/hpux_longdouble.h, config/mips/mips.h,
13509 config/pa/long_double.h, config/rs6000/sysv4.h,
13510 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
13511 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
13512 (init_optabs): Use init_optabv for overflow-trapping optabs.
13513 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
13514 cmp_optab RTX codes so have_insn_for can find them.
13515
13516 * optabs.c (expand_simple_binop, expand_simple_unop,
13517 have_insn_for, gen_sub3_insn): New interfaces.
13518 * expr.h: Prototype new functions.
13519 (enum optab_methods): Move here from optabs.h.
13520
13521 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
13522 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
13523 Use new functions instead of working directly with optabs.
13524 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
13525 unroll.c: Don't include optabs.h.
13526 * caller-save.c, combine.c, function.c, stmt.c: Just include
13527 insn-codes.h, not optabs.h.
13528 * Makefile.in: Update dependencies.
13529
13530 * combine.c (make_compound_operation, simplify_comparison):
13531 Fix typos testing for this or that instruction.
13532
135332001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13534
13535 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
13536 generating libgcc.a.
13537
135382001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13539
13540 * except.c (TYPE_HASH): Delete.
13541
13542 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
13543 HOST_WIDE_INT.
13544
13545 * tree.c (TYPE_HASH): Delete.
13546
13547 * tree.h (TYPE_HASH): Define.
13548
135492001-08-18 Graham Stott <grahams@redhat.com>
13550
13551 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
13552 define_split.
13553 (adddi3_internal_2+2): Likewise.
13554 (eh_set_lr_di+1): Likewise.
13555
135562001-08-17 Richard Henderson <rth@redhat.com>
13557
13558 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
13559 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
13560 * dwarf2asm.c: ... here.
13561 * dwarfout.c: Remove them.
13562
13563 * varasm.c (assemble_integer): Add align parameter.
13564 (assemble_real, output_constant, output_constructor): Likewise.
13565 * output.h: Update decls.
13566 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
13567 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
13568 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
13569 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
13570 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
13571 Update all callers.
13572
13573 * final.c (end_final): Abort profile block generation if we
13574 haven't layed it out properly.
13575 * output.h (assemble_eh_integer): Remove stale decl.
13576 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
13577 (min_align): New.
13578 (assemble_integer): Handle unaligned data.
13579 (assemble_real): Abort on unaligned data.
13580 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
13581 anything useful.
13582 (default_dtor_section_asm_out_destructor): Use assemble_align.
13583 (default_named_section_asm_out_constructor): Likewise.
13584 (default_ctor_section_asm_out_constructor): Likewise.
13585 * config/darwin.c (machopic_asm_out_constructor): Likewise.
13586 (machopic_asm_out_destructor): Likewise.
13587 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
13588 (nextstep_asm_out_destructor): Likewise.
13589 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
13590 (vms_asm_out_destructor): Likewise.
13591
135922001-08-17 Richard Henderson <rth@redhat.com>
13593
13594 * config/mips/iris6.h (TARGET_IRIX6): New.
13595 (current_section_name, current_section_flags): New.
13596 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
13597 (MAX_OFILE_ALIGNMENT): New.
13598 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
13599 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
13600 (copy_file_data): Split out from
13601 (mips_asm_file_end): ... here.
13602 (mips_asm_file_start): Remove extra .section directive. Use
13603 tmpfile instead of mips_make_temp_file.
13604 (mips_unique_section): Use const char * as needed for warnings.
13605 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
13606 re-add align parameter.
13607 (iris6_asm_named_section): New.
13608 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
13609 (iris6_asm_output_align, iris6_section_align_1): New.
13610 (iris6_asm_file_start, iris6_asm_file_end): New.
13611 * config/mips/mips-protos.h: Update decls.
13612
136132001-08-17 Janis Johnson <janis187@us.ibm.com>
13614
13615 * doc/install.texi (Install GCC): Add links to build status pages.
13616 (Specific): Ditto.
13617 (Final install): Ditto; request updates for specific info
13618
136192001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
13620
13621 * cpperror.c (print_location): Don't take a file name; use the
13622 line map instead.
13623 (_cpp_begin_message): Similarly.
13624 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
13625 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
13626 (cpp_pedwarn_with_file_and_line): Remove.
13627 * cppfiles.c (stack_include_file): Update; set filename to stdin
13628 here when appropriate.
13629 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
13630 (_cpp_begin_message): Don't take a file name.
13631 * cppinit.c: Add comment.
13632 * cpplex.c: Fix end-of-directive indicator.
13633 * cpplib.c: Don't include intl.h.
13634 (run_directive, do_diagnostic): Update.
13635 (do_line): Update to not use nominal_fname.
13636 (cpp_push_buffer): Don't take a filename.
13637 * cpplib.h (struct ht): Remove.
13638 (cpp_push_buffer): Don't take a filename.
13639 (cpp_pedwarn_with_file_and_line): Remove.
13640 * cppmacro.c (struct cpp_macro): Remove file.
13641 (builtin_macro): Update.
13642 (_cpp_create_definition): Update.
13643 * cppmain.c: Correct comment.
13644 * fix-header.c (read_scan_file): Update.
13645
136462001-08-17 Kazu Hirata <kazu@hxi.com>
13647
13648 * sbitmap.c: Fix comment formatting.
13649 * sched-deps.c: Likewise.
13650 * sibcall.c: Likewise.
13651 * simplify-rtx.c: Likewise.
13652 * ssa.c: Likewise.
13653 * ssa-ccp.c: Likewise.
13654 * stor-layout.c: Likewise.
13655 * timevar.c: Likewise.
13656 * toplev.c: Likewise.
13657 * unwind-dw2.c: Likewise.
13658 * unwind-dw2-fde.c: Likewise.
13659 * varasm.c: Likewise.
13660
136612001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
13662
13663 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
13664 or larger than an integer in memory.
13665
136662001-08-17 Zack Weinberg <zackw@panix.com>
13667
13668 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
13669 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
13670 * rtl.h: Don't forward-declare union tree_node here. Don't
13671 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
13672 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
13673 and tree respectively.
13674 * tree.h: Don't forward-declare struct rtx_def here. Don't
13675 typedef tree here. Change all uses of struct rtx_def *,
13676 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
13677 and tree respectively.
13678
136792001-08-17 Richard Henderson <rth@redhat.com>
13680
13681 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
13682 config/mips/openbsd.h: Fix typos last change.
13683
136842001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13685
13686 * doc/invoke.texi (Optimize Options): The default for
13687 -finline-limit is 600.
13688
136892001-08-17 Richard Henderson <rth@redhat.com>
13690
13691 * varasm.c (text_section): Allow TEXT_SECTION to override the
13692 printing of TEXT_SECTION_ASM_OP.
13693 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
13694 (DATA_SECTION, BSS_SECTION): Remove.
13695 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
13696 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
13697 Rename from s/_NAME//.
13698 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
13699 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
13700 (TEXT_SECTION): ... here. New.
13701 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
13702 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
13703 * config/mips/openbsd.h: Likewise.
13704 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
13705 (mips_asm_file_end): Likewise test.
13706 (mips_output_function_epilogue): Likewise. Switch back to data
13707 section after emitting the function.
13708
13709 * doc/tm.texi (Sections): Document TEXT_SECTION.
13710
137112001-08-17 Richard Henderson <rth@redhat.com>
13712
13713 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
13714 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
13715
137162001-08-17 Richard Henderson <rth@redhat.com>
13717
13718 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
13719 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
13720 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
13721 Add aligned attribute.
13722
137232001-08-17 Andrew Haley <aph@cambridge.redhat.com>
13724
13725 * config/sh/sh.md: Add modes to unspecs in first insn to match
13726 those in the second.
13727
13728 * Makefile.in: Fix collect2 copy for Cygwin.
13729
13730Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
13731
13732 Install the proper patch.
13733 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
13734 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
13735 (expand_function_start): Likewise.
13736 * stmt.c (expand_decl): Likewise.
13737 * varasm.c (make_decl_rtx): Likewise.
13738
13739Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
13740
13741 * final.c: Undo my previous accidental checkin.
13742 * output.h: Likewise.
13743 * tm.texi: Likewise.
13744
137452001-08-16 Richard Henderson <rth@redhat.com>
13746
13747 * varasm.c (named_section_flags): Remove align parameter.
13748 * varasm.c, dwarf2out.c: Update all callers.
13749 * output.h: Update prototypes.
13750
13751 * target.h (target.asm_out.named_section): Remove align parameter.
13752 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
13753 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
13754 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
13755 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
13756 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
13757
13758 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
13759 (get_named_section_flags, set_named_section_flags): New.
13760 (named_section_flags): Use them.
13761 (named_section): Do decl vs section flags check here...
13762 (default_section_type_flags): ... not here.
13763 (init_varasm_once): Create in_named_htab.
13764 (resolve_unique_section): Mark reloc unused.
13765
137662001-08-16 Richard Henderson <rth@redhat.com>
13767
13768 * varasm.c (force_const_mem): Keep pool alignment in bits.
13769 (output_constant_pool): Use assemble_align.
13770
137712001-08-16 Zack Weinberg <zackw@panix.com>
13772
13773 * doc/tm.texi: Remove extra @table command.
13774
137752001-08-16 Zack Weinberg <zackw@panix.com>
13776
13777 * final.c (shorten_branches): Clear the end of the label_align
13778 array only if we made it larger. Break up messy expressions
13779 for clarity.
13780
13781 * diagnostic.c (internal_error): Check for error recursion
13782 before doing ICE suppression.
13783
13784 * timevar.c: Timing variables now count in milliseconds.
13785 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
13786 (get_time): Not here.
13787 (timevar_print): Don't print any timer whose user, cpu, and
13788 wall times are all zero as displayed.
13789 * timevar.h: Update comment aboout units. Make timevar
13790 counters unsigned.
13791
13792Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
13793
13794 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
13795 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
13796 (expand_function_start): Likewise.
13797 * stmt.c (expand_decl): Likewise.
13798 * varasm.c (make_decl_rtx): Likewise.
13799
138002001-08-16 Jason Merrill <jason_merrill@redhat.com>
13801
13802 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
13803 (finalize_record_size): Don't set TYPE_USER_ALIGN.
13804
138052001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
13806
13807 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
13808 variables.
13809
138102001-08-16 Andreas Jaeger <aj@suse.de>
13811
13812 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
13813 prototype.
13814
13815Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
13816
13817 * rtl.h (only_sets_cc0_p): New prototype.
13818 * jump.c (sets_cc0_p): Handle INSN.
13819 (only_sets_cc0_p): New function.
13820 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
13821 (tidy_fallthru_edge): Likewise.
13822 * integrate.c (copy_insn_list): Likewise.
13823 * unroll.c (unroll_loop): Likewise.
13824 (copy_loop_body): Likewise.
13825
138262001-08-15 Jason Eckhardt <jle@redhat.com>
13827
13828 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
13829
13830Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
13831
13832 * predict.c (struct block_info_def): Remove nvisited.
13833 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
13834 (estimate_bb_frequencies): Call mark_dfs_back_edges.
13835
13836 * i386.c (ix86_agi_dependant): Lea causes AGI only on the Pentium
13837 (ix86_adjust_cost): Teach scheduler that latency to load operand can
13838 be masked.
13839
13840Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
13841
13842 * predict.def: Update hitrates.
13843
138442001-08-15 Richard Henderson <rth@redhat.com>
13845
13846 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
13847
13848Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
13849
13850 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
13851 note from its associated jump.
13852
138532001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
13854
13855 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
13856 also on 64-bit s390x targets.
13857
138582001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
13859
13860 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
13861 function.
13862 (arm_expand_prologue): Handled nested functions which take a
13863 variable argument list.
13864 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
13865 macro with an invocation of
13866 arm_compute_initial_elimination_offset.
13867 * config/arm/arm-protos.h: Prototype
13868 arm_compute_initial_elimination_offset.
13869
138702001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13871
13872 * doc/install.texi (Specific, avr): Fix markup.
13873 (Specific, c4x): Ditto.
13874
138752001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
13876
13877 * predict.c (dump_prediction): Change `bool' parameter to `int'.
13878
138792001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
13880
13881 * Makefile.in (OBJS): Add rtl-error.o
13882 (rtl-error.o): New rule.
13883 (diagnostic.o): Adjust dependency.
13884 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
13885 error_for_asm, _fatal_insn, _fatal_insn_not_found,
13886 warning_for_asm): Move to...
13887 rtl-error.c: ...here. New file.
13888
138892001-08-14 Richard Henderson <rth@redhat.com>
13890
13891 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
13892 if USING_SJLJ_EXCEPTIONS.
13893
138942001-08-14 Steve Ellcey <sje@cup.hp.com>
13895
13896 * tlink.c (scan_linker_output): Check string for unsatisfied in
13897 addition to undefined and unresolved.
13898
138992001-08-14 Graham Stott <grahams@redhat.com>
13900
13901 * libgcc2.c (*): Replace EH_FRAME_SECTION with
13902 EH_FRAME_SECTION_NAME.
13903
13904Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
13905
13906 * genattrtab.c (simplify_test_exp_in_temp): New function.
13907 (simplify_test_exp): Avoid explicit use of temporary obstack.
13908 (simplify_cond, insert_right_side, evaluate_eq_attr,
13909 simplify_and_tree, simplify_or_tree, eliminate_known_true):
13910 Use simplify_test_exp_in_temp.
13911 (optimize_attrs): Iterate until expression stabilizes.
13912
139132001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
13914
13915 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
13916 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
13917
139182001-08-13 Richard Henderson <rth@redhat.com>
13919
13920 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
13921 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
13922 * config/arm/conix-elf.h: Likewise.
13923
139242001-08-13 Geoffrey Keating <geoffk@redhat.com>
13925
13926 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
13927 in gcc.c.
13928 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
13929
13930 * gcse.c (hash_scan_set): Expressions that are set as part of
13931 jump instructions are not available.
13932
139332001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
13934
13935 * config/s390/s390.c (print_operand, s390_function_prologue,
13936 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
13937
139382001-08-13 Richard Henderson <rth@redhat.com>
13939
13940 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
13941 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
13942 * doc/tm.texi (Exception Region Output): Document it.
13943
139442001-08-13 Geoffrey Keating <geoffk@redhat.com>
13945
13946 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
13947 DWARF2 instead of stabs by default.
13948
139492001-08-13 David Edelsohn <edelsohn@gnu.org>
13950
13951 * config/rs6000/rs6000.c: Include optabs.h.
13952
139532001-08-13 David Edelsohn <edelsohn@gnu.org>
13954
13955 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
13956 save/restore routines.
13957 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
13958
139592001-08-13 Andreas Jaeger <aj@suse.de>
13960
13961 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
13962 the english is correct.
13963
139642001-08-13 Zack Weinberg <zackw@panix.com>
13965
13966 * expr.h: Split out optab- and libfunc-related code to...
13967 * optabs.h, libfuncs.h: ... these new headers.
13968
13969 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
13970 (OPTABS_H): New.
13971 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
13972 dependencies.
13973 * mkconfig.sh: Don't include insn-codes.h from config.h.
13974
13975 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
13976 enum insn_code is available. Move reload_in_optab and
13977 reload_out_optab array declarations to optabs.h.
13978 * regmove.c (gen_add3_insn): Move to optabs.c, export from
13979 there, prototype in expr.h.
13980 * gencodes.c: Cleanup: zap global variables, don't use
13981 printf where puts will do, don't bother defining MAX_INSN_CODE
13982 which nothing uses, let CODE_FOR_nothing get its value implicitly.
13983
13984 * genemit.c, genopinit.c: Include optabs.h in generated file.
13985 * genoutput.c: Include insn-codes.h in generated file.
13986 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
13987 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
13988 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
13989 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
13990 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
13991 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
13992 Include optabs.h.
13993 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
13994 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
13995 config/m88k/m88k.c, config/sparc/sparc.c:
13996 Include libfuncs.h.
13997 * reload.c: Include expr.h and optabs.h before reload.h.
13998 * config/alpha/alpha.c: Include tree.h before reload.h.
13999 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
14000 and reload.h in that order.
14001 * config/sparc/sparc.c: Include debug.h.
14002 * recog.c: Include insn-codes.h.
14003
140042001-08-13 Andreas Jaeger <aj@suse.de>
14005
14006 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
14007 s390*linux.
14008
ad41bd84 140092001-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
619acae7
JL		 14010
14011 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
14012 * gcc.c (init_spec): Fix typo in comment.
14013 * varasm.c (data_section): Fix typo in comment.
14014
14015Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
14016
14017 * predict.c (dump_prediction): New argument "USED".
14018 (combine_predictions_for_insn): Determine the used heuristics,
14019 output the case no heuristic applied.
14020 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
14021
140222001-08-13 Andreas Jaeger <aj@suse.de>
14023
14024 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
14025 register %rip.
14026
140272001-08-13 Kazu Hirata <kazu@hxi.com>
14028
14029 * jump.c: Fix formatting.
14030
140312001-08-13 Kazu Hirata <kazu@hxi.com>
14032
14033 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
14034 length.
14035
140362001-08-12 Geoffrey Keating <geoffk@redhat.com>
14037
14038 * loop.c (check_dbra_loop): Use condjump_label to compute
14039 jump_label.
14040
14041 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
14042 to better document the files they're in.
14043
140442001-08-12 Zack Weinberg <zackw@panix.com>
14045
14046 * recog.h (struct insn_operand_data): Shrink 'mode' field
14047 to 16 bits.
14048
140492001-08-12 Kazu Hirata <kazu@hxi.com>
14050
14051 * gcc.c: Fix comment formatting.
14052 * gccspec.c: Likewise.
14053 * gcov.c: Likewise.
14054 * gcse.c: Likewise.
14055 * genemit.c: Likewise.
14056 * gengenrtl.c: Likewise.
14057 * genrecog.c: Likewise.
14058 * gensupport.c: Likewise.
14059 * ggc-page.c: Likewise.
14060 * global.c: Likewise.
14061 * graph.c: Likewise.
14062 * ifcvt.c: Likewise.
14063 * integrate.c: Likewise.
14064 * lcm.c: Likewise.
14065 * libgcc2.c: Likewise.
14066 * loop.c: Likewise.
14067 * mbchar.c: Likewise.
14068 * optabs.c: Likewise.
14069 * predict.c: Likewise.
14070 * prefix.c: Likewise.
14071 * profile.c: Likewise.
14072 * protoize.c: Likewise.
14073 * real.c: Likewise.
14074 * recog.c: Likewise.
14075 * regclass.c: Likewise.
14076 * regmove.c: Likewise.
14077 * reg-stack.c: Likewise.
14078 * reload1.c: Likewise.
14079 * resource.c: Likewise.
14080 * rtlanal.c: Likewise.
14081 * rtl.c: Likewise.
14082
140832001-08-12 Kazu Hirata <kazu@hxi.com>
14084
14085 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
14086 a tree representing a constant is passed to the macro.
14087
140882001-08-12 Richard Henderson <rth@redhat.com>
14089
14090 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
14091 (rs6000_elf_asm_out_destructor): New.
14092 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
14093 (DTORS_SECTION_ASM_OP): Remove.
14094 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
14095 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
14096
140972001-08-12 David Edelsohn <edelsohn@gnu.org>
14098
14099 Revert:
14100 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14101 * gcc.c (set_collect_gcc_options): New function, split out from
14102 main.
14103 Ignore elided switches.
14104 (do_spec_1): Invoke before executing command.
14105 (set_input): Export.
14106 Move declaration ...
14107 * gcc.h (set_input): ... here.
14108 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
14109 file.
14110
141112001-08-12 Richard Henderson <rth@redhat.com>
14112
14113 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
14114 thinko wrt TARGET_RELOCATABLE.
14115
141162001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
14117
14118 * fix-header.c (cb_file_change): Update prototype.
14119
141202001-08-11 Zack Weinberg <zackw@panix.com>
14121
14122 * toplev.c (set_float_handler): Make static.
14123 * toplev.h: Don't prototype set_float_handler.
14124
14125 * simplify-rtx.c: Don't include setjmp.h.
14126 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
14127 New functions.
14128 (simplify_unary_operation, simplify_binary_operation): Use them,
14129 via do_float_handler.
14130
14131 * fold-const.c: Don't include setjmp.h.
14132 (exact_real_inverse_1): New function.
14133 (exact_real_inverse): Use it, via do_float_handler.
14134
14135 * varasm.c: Don't include setjmp.h.
14136 (assemble_real_1): New function.
14137 (assemble_real): Use it, via do_float_handler.
14138 Call internal_error if we get a trap here.
14139
14140 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
14141 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
14142
141432001-08-11 Zack Weinberg <zackw@panix.com>
14144
14145 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
14146 STACK_BOUNDARY if not already defined.
14147
14148 * calls.c, function.c, reload1.c, explow.c: Don't default
14149 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
14150 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
14151
14152 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
14153 to run-time test.
14154
14155 * doc/tm.texi: Document that STACK_BOUNDARY is required;
14156 clarify difference between it and PREFERRED_STACK_BOUNDARY.
14157
141582001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
14159
14160 * cppmacro.c (enter_macro_context): Push macro expansions even
14161 if empty.
14162
141632001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14164
14165 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
14166 (rs6000_elf_section_type_flags): Actually return a value.
14167
141682001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
14169
14170 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
14171 Clean up code: add missing comments and prototypes, fix warnings,
14172 remove obsolete code, fix spacing to conform to coding style.
14173
141742001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
14175
14176 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
14177 and TARGET_ASM_CLOSE_PAREN.
14178 (regclass_map): CC register belongs to class NO_REGS.
14179 (legitimize_pic_address): Don't generate unnecessary moves
14180 (to avoid confusing loop optimization).
14181 (check_and_change_labels): Replace jump_long by indirect_jump.
14182 (s390_final_chunkify): Don't start a new literal pool on section
14183 switch in 64-bit code.
14184 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
14185
14186 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
14187 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
14188 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
14189 modes correctly.
14190 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
14191 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
14192 (CONST_COSTS): Fixed incorrect costs.
14193
14194 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
14195 Use emit_jump instead of emit_jump_insn (gen_jump).
14196 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
14197 (to avoid confusing flow analysis).
14198 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
14199 (casesi, casesi_jump): New.
14200 (jump_long): Removed. Functionality merged into indirect_jump.
14201 (indirect_jump): Accept address_operand, not just register_operand.
14202 (cjump_long, icjump_long): Use same logic as indirect_jump.
14203 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
14204 Fixed broken setjmp/longjmp handling.
14205 (do_builtin_setjmp_setup): Removed.
14206
14207 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
14208 broken GNU as versions that don't accept .quad with large
14209 negative values. Use hexadecimal output instead.
14210 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
14211 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
14212 FUNCTION_EPILOGUE): Removed. Now in targetm.
14213
14214 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
14215
14216 * config/s390/fixdfdi.h: Add missing copyright statement.
14217 Fix type conflicts on 64-bit. Add missing SFmode routines.
14218
14219 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
14220 email address.
14221
142222001-08-11 Richard Henderson <rth@redhat.com>
14223
14224 * rtl.h (REG_EH_RETHROW): Remove.
14225 * rtl.c (reg_note_name): Update.
14226 * combine.c (distribute_notes): Don't check for it.
14227
142282001-08-11 Richard Henderson <rth@redhat.com>
14229
14230 * combine.c (distribute_notes): Place REG_SETJMP.
14231
142322001-08-11 Richard Henderson <rth@redhat.com>
14233
14234 * doc/extend.texi (Arrays and pointers implementation): Discourage
14235 relying on sign-extension of pointers.
14236
142372001-08-11 H.J. Lu <hjl@gnu.org>
14238
14239 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
14240 in_dtors.
14241 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
14242 RDATA_SECTION_ASM_OP.
14243
142442001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14245
14246 * doc/install.texi (Specific, c4x): Fix cross-reference to the
14247 main manual to work both for info and HTML versions.
14248
142492001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
14250 Matt Kraai <kraai@alumni.carnegiemellon.edu>
14251
14252 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
14253 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
14254 (struct cpp_pool): New member first.
14255 * cppinit.c (append_include_chain): Plug memory leaks.
14256 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
14257 Allocate pragma structures from the (aligned) macro pool to
14258 avoid leaking memory.
14259 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
14260 so we don't leak memory.
14261 * hashtable.c (ht_destroy): New.
14262 * hashtable.h (ht_destroy): New.
14263
142642001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
14265 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14266
14267 * c-lex.c (map): Make const.
14268 (cb_file_change): Update for callback passing a line map.
14269 Don't assume we have a previous map. Remove sanity check
14270 about popping too many files.
14271 * cpperror.c (print_location): Make map const.
14272 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
14273 (cpp_make_system_header): Similarly.
14274 (search_from): Similarly.
14275 (_cpp_execute_include): Don't remember where we came from.
14276 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
14277 (struct cpp_reader): Make map const.
14278 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
14279 * cpplib.c (do_line): Update; line maps now hold sysp.
14280 (cpp_push_buffer): Similarly.
14281 (_cpp_do_file_change): Similarly; callback with map instead.
14282 (cpp_get_line_maps): Constify return value.
14283 (_cpp_pop_buffer): Update.
14284 * cpplib.h (struct cpp_file_change): Remove.
14285 (struct cpp_callbacks): Update.
14286 (cpp_get_line_maps): Constify return value.
14287 * cppmacro.c (_cpp_create_definition): Update.
14288 * cppmain.c (struct printer): Constify map.
14289 (maybe_print_line): Similarly.
14290 (print_line): Similarly. Deduce flags 1 and 2 here.
14291 (cb_file_change): Update.
14292 * line-map.c (free_line_maps): Warn regardless.
14293 (add_line_map): Return pointer to const. When passed NULL to_file
14294 with LC_LEAVE, use the obvious values for the return point so the
14295 caller doesn't have to figure them out.
14296 (lookup_line): Return pointer to const.
14297 (print_containing_files): Take pointer to const.
14298 * line-map.h (struct line_map): New members reason, sysp.
14299 (add_line_map): Return pointer to const.
14300 (lookup_line): Similarly.
14301 (print_containing_files): Take pointer to const.
14302
143032001-08-10 Roman Zippel <zippel@linux-m68k.org>
14304 Richard Henderson <rth@redhat.com>
14305
14306 * regmove.c (regmove_optimize): Avoid setting a register twice in
14307 a parallel set.
14308
143092001-08-10 Richard Henderson <rth@redhat.com>
14310
14311 * doc/extend.texi (Arrays and pointers implementation): Document
14312 behavior of pointer/integer conversion.
14313
143142001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
14315
14316 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
14317
143182001-08-10 Richard Henderson <rth@redhat.com>
14319
14320 * doc/extend.texi (C Implementation): New chapter.
14321 * doc/gcc.texi (Top): Link it in.
14322
143232001-08-10 Andrew Cagney <ac131313@redhat.com>
14324
14325 * doc/install.texi (Specific): Fix CVS merge botch.
14326
143272001-08-10 Richard Henderson <rth@redhat.com>
14328
14329 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
14330 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
14331
143322001-08-10 Zack Weinberg <zackw@stanford.edu>
14333
14334 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
14335 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
14336 this macro is now required.
14337
14338 * cselib.c (cselib_process_insn), flow.c (propagate_block),
14339 loop.c (find_and_verify_loops), reload.c (reload): Check
14340 for rtx code of CALL_INSN, not CALL, when deciding if we
14341 need to check for REG_SETJMP note.
14342
14343 * gcse.c (compute_hash_table, compute_store_table): Update
14344 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
14345 logic.
14346
14347 * config/avr/avr.c: Fix typo.
14348 * config/convex/convex.c (expand_movstr): Use adjust_address.
14349 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
14350 variable.
14351 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
14352 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
14353 Fix typo.
14354 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
14355 Do define STACK_BOUNDARY.
14356 * config/i370/i370.c: Include expr.h.
14357 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
14358 config/pa/som.h, config/v850/v850.h: Take in_ctors and
14359 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
14360 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
14361 * config/m88k/m88k.c: Include c-tree.h after expr.h.
14362 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
14363 * config/romp/romp.c: Include expr.h after tree.h.
14364 Include toplev.h.
14365 (output_fpop): Use xmalloc, not oballoc.
14366 * config/we32k/we32k.c: Include expr.h.
14367
143682001-08-10 Kazu Hirata <kazu@hxi.com>
14369
14370 * config/h8300/h8300.h: Fix formatting.
14371
143722001-08-08 Jason Merrill <jason_merrill@redhat.com>
14373
14374 * c-common.h (RETURN_NULLIFIED_P): Lose.
14375 * c-semantics.c (genrtl_return_stmt): Don't check it.
14376
143772001-08-10 Richard Sandiford <rsandifo@redhat.com>
14378
14379 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
14380 (mips_annotate_frame_insn): New function.
14381 (mips_emit_frame_related_store): New function.
14382 (save_restore_insns): Don't mark instructions that set up the base
14383 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
14384 the store instructions instead.
14385 (mips_expand_prologue): If the stack size is moved into a temporary
14386 register, do not mark that move as frame-related. Add a
14387 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
14388
143892001-08-10 Richard Sandiford <rsandifo@redhat.com>
14390
14391 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
14392 stack slot as unchanging if current_function_calls_eh_return.
14393
143942001-08-10 Richard Sandiford <rsandifo@redhat.com>
14395
14396 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
14397 access the second half of the TFmode scratch operand.
14398
143992001-08-10 Anthony Green <green@redhat.com>
14400
14401 * java/class.c (emit_register_classes): Conditionalize code on
14402 JCR_SECTION_NAME.
14403
144042001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14405
14406 * doc/install.texi (Specific, avr): Fix cross-reference to the
14407 main manual to work both for info and HTML versions.
14408
144092001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
14410
14411 * stmt.c (expand_null_return_1): Remove code to generate simple returns
14412 and "use_goto" argument.
14413 (expand_null_return, expand_value_return): Update all callers.
14414 * function.c (expand_function_end): Remove code to generate simple
14415 return.
14416 * config/vax/vax.md (epilogue): New expander for function return.
14417 * doc/md.texi (epilogue): Remove "if defined".
14418
144192001-08-09 Zack Weinberg <zackw@stanford.edu>
14420
14421 * Makefile.in: Partially revert my previous change:
14422 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
14423 of the hashtab.o and safe-ctype.o rules.
14424
144252001-08-09 Richard Henderson <rth@redhat.com>
14426
14427 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
14428 (USE_COLLECT2): Remove duplicate definition.
14429 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
14430 (use_collect2): Remove dead code.
14431 * configure.in (use_collect2): Remove will_use_collect2 and
14432 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
14433 * configure: Rebuild.
14434
14435 * target.h (targetm.asm_out.constructor): New.
14436 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
14437 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
14438 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
14439 * varasm.c (in_ctors, in_dtors): New.
14440 (assemble_constructor, assemble_destructor): Remove.
14441 (default_stabs_asm_out_destructor): New.
14442 (default_named_section_asm_out_destructor): New.
14443 (dtors_section, default_dtor_section_asm_out_destructor): New.
14444 (default_stabs_asm_out_constructor): New.
14445 (default_named_section_asm_out_constructor): New.
14446 (ctors_section, default_ctor_section_asm_out_constructor): New.
14447 * output.h: Update declarations.
14448 * c-decl.c (c_expand_body): Use target hooks instead of
14449 assemble_constructor and assemble_destructor.
14450 * profile.c (output_func_start_profiler): Likewise.
14451 * objc/objc-act.c (finish_objc): Likewise.
14452 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
14453 for the constructor.
14454 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
14455
14456 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
14457 (DTORS_SECTION_ASM_OP): Likewise.
14458 (__CTOR_LIST__): Use attribute section when possible.
14459 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
14460
14461 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
14462 ASM_OUTPUT_CONSTRUCTOR.
14463
14464 * config/darwin.c (machopic_asm_out_constructor): New.
14465 (machopic_asm_out_destructor): New.
14466 * config/darwin-protos.h: Update declarations.
14467 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
14468 (ASM_OUTPUT_DESTRUCTOR): Remove.
14469 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
14470 * config/nextstep.c (nextstep_asm_out_constructor): New.
14471 (nextstep_asm_out_destructor): New.
14472 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
14473 (ASM_OUTPUT_DESTRUCTOR): Remove.
14474 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
14475 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
14476 ASM_OUTPUT_*STRUCTOR.
14477 * config/i386/aix386ng.h: Likewise.
14478
14479 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
14480 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
14481 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
14482 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
14483 * config/lynx.h: Likewise.
14484 * config/netware.h: Likewise.
14485 * config/psos.h: Likewise.
14486 * config/alpha/alpha-interix.h: Likewise.
14487 * config/alpha/elf.h: Likewise.
14488 * config/arc/arc.h: Likewise.
14489 * config/arm/aof.h: Likewise.
14490 * config/arm/coff.h: Likewise.
14491 * config/arm/elf.h: Likewise.
14492 * config/c4x/c4x.h: Likewise.
14493 * config/h8300/h8300.h: Likewise.
14494 * config/i386/cygwin.h: Likewise.
14495 * config/i386/djgpp.h: Likewise.
14496 * config/i386/i386-coff.h: Likewise.
14497 * config/i386/i386-interix.h: Likewise.
14498 * config/i386/sco5.h: Likewise.
14499 * config/i386/vsta.h: Likewise.
14500 * config/i386/win32.h: Likewise.
14501 * config/i960/i960-coff.h: Likewise.
14502 * config/ia64/sysv4.h: Likewise.
14503 * config/m68hc11/m68hc11.h: Likewise.
14504 * config/m68k/coff.h: Likewise.
14505 * config/m68k/mot3300.h: Likewise.
14506 * config/m88k/m88k.h: Likewise.
14507 * config/mcore/mcore-pe.h: Likewise.
14508 * config/mcore/mcore.h: Likewise.
14509 * config/mips/elf.h: Likewise.
14510 * config/mips/elf64.h: Likewise.
14511 * config/mips/iris6.h: Likewise.
14512 * config/pa/pa64-hpux.h: Likewise.
14513 * config/rs6000/sysv4.h: Likewise.
14514 * config/sh/sh.h: Likewise.
14515 * config/sparc/litecoff.h: Likewise.
14516
14517 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
14518 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
14519 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
14520 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
14521 (ASM_OUTPUT_DESTRUCTOR): Remove.
14522 * config/a29k/a29k.c: Move include of tree.h.
14523 * config/a29k/udi.h: Delete file.
14524 * config/alpha/alpha.c (vms_asm_out_constructor): New.
14525 (vms_asm_out_destructor): New.
14526 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
14527 (EXTRA_SECTION_FUNCTIONS): Likewise.
14528 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
14529 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
14530 * config/c4x/c4x.c: Move include of tree.h.
14531 * config/clipper/clipper.c (clix_asm_out_constructor): New.
14532 (clix_asm_out_destructor): New.
14533 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
14534 (ASM_OUTPUT_DESTRUCTOR): Remove.
14535 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
14536 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
14537 (TARGET_ASM_CONSTRUCTOR): New.
14538 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
14539 (sco_asm_out_constructor): New.
14540 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
14541 * config/i386/svr3gas.h: Remove stack grows up code.
14542 Remove code duplicated from i386/sysv3.h.
14543 (TARGET_ASM_CONSTRUCTOR): New.
14544 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
14545 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
14546 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
14547 (TARGET_ASM_CONSTRUCTOR): New.
14548 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
14549 (m68hc11_asm_out_destructor): New.
14550 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
14551 (TARGET_ASM_DESTRUCTOR): New.
14552 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
14553 * config/m68k/dpx2.h: Properly undef all the bits inherited from
14554 config/svr3.h pertaining to section manipulation.
14555 * config/m68k/dpx2g.h: Remove #if 0 code.
14556 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
14557 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
14558 (ASM_OUTPUT_CONSTRUCTOR): Remove.
14559 (TARGET_ASM_CONSTRUCTOR): New.
14560 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
14561 (m88k_svr3_asm_out_constructor): New.
14562 (m88k_svr3_asm_out_destructor): New.
14563 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
14564 (ASM_OUTPUT_DESTRUCTOR): Remove.
14565 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
14566 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
14567 * config/rs6000/aix.h: Likewise.
14568 * config/mips/rtems64.h: Don't undef removed constructor related bits.
14569 * config/mips/vxworks.h: Likewise.
14570 * config/rs6000/lynx.h: Likewise.
14571 * config/sh/elf.h: Likewise.
14572 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
14573 (DTORS_SECTION_ASM_OP): New.
14574 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
14575 (ASM_OUTPUT_DESTRUCTOR): Remove.
14576 * config/sparc/sol2-sld-64.h: Likewise.
14577 * config/vax/vax.c (vms_asm_out_constructor): New.
14578 (vms_asm_out_destructor): New.
14579 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
14580 (ASM_OUTPUT_DESTRUCTOR): Remove.
14581 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
14582
14583 * doc/tm.texi (@node Initialization): Update.
14584
145852001-08-09 Richard Henderson <rth@redhat.com>
14586
14587 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
14588 (__do_global_dtors_aux): Use gp-relative static data to avoid
14589 one dynamic relocation.
14590 (__do_frame_setup): Register Java classes.
14591 * config/alpha/crtend.asm (__JCR_END__): New.
14592
145932001-08-09 Zack Weinberg <zackw@stanford.edu>
14594
14595 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
14596 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
14597 (GEN, STAGESTUFF): Add new files.
14598 (insn-constants.h, s-constants, tm-preds.h, s-preds,
14599 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
14600 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
14601 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
14602 as well as insn-codes.h and insn-flags.h in config.h; and no
14603 extra headers in tconfig.h and hconfig.h.
14604
14605 * gencodes.c: Eliminate code to generate predicate declarations
14606 or #defines for md-file constants.
14607 * genconstants.c, genpreds.c: New files.
14608
14609 * i386.md: Re-order guard expressions such that TARGET_64BIT
14610 comes first, when this permits better optimization. Add
14611 TARGET_64BIT to more x86-64 patterns. Add comment explaining
14612 why this is desirable.
14613
146142001-08-09 Jakub Jelinek <jakub@redhat.com>
14615
14616 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
14617 (find_fde_for_dso): Remove.
14618 (_Unwind_IteratePhdrCallback): New.
14619 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
14620 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
14621
14622Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14623
14624 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
14625 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
14626
146272001-08-09 Graham Stott <grahams@redhat.com>
14628
14629 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
14630 (vis_no_unit): Use it.
14631 (visualize_no_unit): Add the insn only if room exists.
14632
146332001-08-09 Graham Stott <grahams@redhat.com>
14634
14635 * predict.c (estimate_probability): Replace magic numbers with
14636 appropriate enumeration.
14637
146382001-08-09 Graham Stott <grahams@redhat.com>
14639
14640 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
14641 parameter.
14642 (EXTRACT_FLAGS): Likewise.
14643
146442001-08-09 Aldy Hernandez <aldyh@redhat.com>
14645
14646 * config/mips/mips.c (mips_legitimate_address_p): Check for
14647 CONST_INT in last patch.
14648
146492001-08-08 Anthony Green <green@redhat.com>
14650
14651 * java/class.c (emit_register_classes): Use assemble_jcr if
14652 possible. Keep the original mechanism as a fallback.
14653 * defaults.h (JCR_SECTION_NAME): Define if we have named section
14654 and weak symbol support.
14655 * crtstuff.c (__JCR_LIST__): Define.
14656 (__JCR_END__): Define.
14657 (_Jv_RegiserClasses): Define weak symbol if possible.
14658 (__do_global_ctors_aux): Register classes for ELF targets with
14659 weak symbol support.
14660
146612001-08-08 Kazu Hirata <kazu@hxi.com>
14662
14663 * dbxout.c: Fix comment formatting.
14664 * dependence.c: Likewise.
14665 * df.c: Likewise.
14666 * diagnostic.c: Likewise.
14667 * dominance.c: Likewise.
14668 * doprint.c: Likewise.
14669 * dwarf2out.c: Likewise.
14670 * dwarfout.c: Likewise.
14671 * emit-rtl.c: Likewise.
14672 * except.c: Likewise.
14673 * explow.c: Likewise.
14674 * expmed.c: Likewise.
14675 * expr.c: Likewise.
14676 * flow.c: Likewise.
14677 * fold-const.c: Likewise.
14678 * function.c: Likewise.
14679
146802001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14681
14682 * global.c (retry_global_alloc): Avoid shadowing allocno.
14683
146842001-08-08 Mark Mitchell <mark@codesourcery.com>
14685
14686 * except.c (remove_fixup_regions): Fix typo.
14687
146882001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
14689
14690 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
14691 unsigned HOST_WIDE_INT to avoid warning.
14692 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
14693 * flow.c (set_block_for_new_insns): Likewise.
14694
14695Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
14696
14697 * sibcall.c (return_value_pseudo): New static variable.
14698 (skip_copy_to_return_value): Handle return_value_pseudo.
14699 (call_ends_block_p): Ensure that return_value_pseudo is set.
14700 (optimize_sibling_and_tail_recursive_call): Discover the
14701 load of pseudo return value in alternate exit block.
14702
14703Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
14704
14705 * calls.c (ECF_ALWAYS_RETURN): New constant.
14706 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
14707 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
14708 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
14709 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
14710 * rtl.c (reg_note_name): New name.
14711 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
14712
147132001-08-07 Aldy Hernandez <aldyh@redhat.com>
14714
14715 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
14716
147172001-08-08 Jason Merrill <jason_merrill@redhat.com>
14718
14719 * alias.c (get_alias_set): Return a previously calculated
14720 alias set for a VAR_DECL.
14721 * function.c (gen_mem_addressof): Calculate the alias set before
14722 touching the RTL.
14723
14724Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
14725
14726 * predict.def: Set hitrates according our experimental run.
14727
14728Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
14729
14730 * i386.h (HARD_REGNO_RENAME_OK): New macro.
14731
147322001-08-08 H.J. Lu <hjl@gnu.org>
14733
14734 * config/mips/mips.c (mips_unique_section): New. Copied from
14735 config/mips/elf.h.
14736
14737 * config/mips/mips-protos.h (mips_unique_section): New
14738 prototype.
14739
14740 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
14741
14742 * config/mips/little.h: New. Generic little endian mips
14743 targets. Only mips*-*-linux* is converted to use it so far.
14744
14745 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
14746 (WCHAR_TYPE): Defined
14747 (WCHAR_TYPE_SIZE): Likewise.
14748 (INIT_SUBTARGET_OPTABS): Likewise.
14749 (BSS_SECTION_ASM_OP): Likewise.
14750 (SBSS_SECTION_ASM_OP): Likewise.
14751 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
14752 (ASM_DECLARE_OBJECT_NAME): Likewise.
14753 (UNIQUE_SECTION): Likewise.
14754 (EXTRA_SECTIONS): Likewise.
14755 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
14756 (ASM_OUTPUT_DESTRUCTOR): Likewise.
14757 (ASM_OUTPUT_DEF): Likewise.
14758 (HANDLE_SYSV_PRAGMA): Removed.
14759 (NO_IMPLICIT_EXTERN_C): Likewise.
14760 (TARGET_MEM_FUNCTIONS): Likewise.
14761 (STARTFILE_SPEC): Likewise.
14762 (ENDFILE_SPEC): Likewise.
14763 (LIB_SPEC): Likewise.
14764 (INVOKE__main): Likewise.
14765 (CTOR_LIST_BEGIN): Likewise.
14766 (CTOR_LIST_END): Likewise.
14767 (DTOR_LIST_BEGIN): Likewise.
14768 (DTOR_LIST_END): Likewise.
14769 (SET_ASM_OP): Likewise.
14770 (ASM_OUTPUT_SOURCE_LINE): Likewise.
14771 (ASM_OUTPUT_DEF): Likewise.
14772 (ASM_OUTPUT_IDENT): Likewise.
14773
14774 * config/mips/mips.h (ASM_SPEC): Undefine before define.
14775 (CPLUSPLUS_CPP_SPEC): Likewise.
14776 (ASM_APP_ON) Redefine only if not defined.
14777 (ASM_APP_OFF): Likewise.
14778 (ASM_OUTPUT_SOURCE_LINE): Likewise.
14779 (ASM_OUTPUT_IDENT): Likewise.
14780
14781 * config.gcc: Update tm_file for Linux/mips.
14782
147832001-08-08 Bernd Schmidt <bernds@redhat.com>
14784
14785 * cselib.c (cselib_record_sets): If insn is predicated, turn
14786 sources into IF_THEN_ELSEs.
14787
14788 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
14789 Turn into define_insn_and_split.
14790
14791 * sched-deps.c: Include "cselib.h".
14792 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
14793 Use cselib to turn memory addresses into VALUEs.
14794 (sched_analyze): Call cselib_init/cselib_finish if necessary.
14795 * sched-int.h (struct sched_info): New member USE_CSELIB.
14796 * sched-ebb.c (ebb_sched_info): Initialize it.
14797 * sched-rgn.c (rgn_sched_info): Likewise.
14798 * Makefile.in (sched-deps.o): Update dependencies.
14799
14800 * cselib.h (cselib_subst_to_values): Declare.
14801 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
14802 that have no value and autoincs to be handled by generating a new
14803 dummy value.
14804
148052001-08-08 Graham Stott <grahams@redhat.com>
14806
14807 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
14808 within fixed length SEQUENCE.
14809
148102001-08-08 Graham Stott <grahams@redhat.com>
14811
14812 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
14813 (diagnostic_prefixing_rule): Likewise.
14814 (diagnostic_line_cutoff): Likewise.
14815 (diagnostic_kind_count): Likewise.
14816
148172001-08-08 Graham Stott <grahams@redhat.com>
14818
14819 * alias.c (find_base_decl): Delete redundent assignment.
14820
148212001-08-08 Graham Stott <grahams@redhat.com>
14822
14823 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
14824 (abs): Uppercase and paranthesize macro parameter.
14825 (MEM_DEPENDENCY): Add whitespace.
14826
148272001-08-08 Graham Stott <grahams@redhat.com>
14828
14829 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
14830 failure check for CONST_INT
14831
148322001-08-08 Graham Stott <grahams@redhat.com>
14833
14834 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
14835 (libcall_dead_p): Likewise.
14836
14837 (mark_used_regs): Constify fmt.
14838 (find_use_as_address): Likewise.
14839
148402001-08-08 Graham Stott <grahams@redhat.com>
14841
14842 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
14843 parameter.
14844
148452001-08-08 Graham Stott <grahams@redhat.com>
14846
14847 * combine.c (combine_simplify_rtx): Update comment and
14848 remove erroneous test.
14849
148502001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
14851
14852 * cppinit.c (cpp_finish): Pop the final buffer without comment.
14853 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
14854 take care to avoid multiple no-newline at EOF warnings in that
14855 case.
14856
14857Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
14858
14859 * calls.c (expand_call): Do not emit INSN_SETJMP note.
14860 (emit_library_call_value_1): Likewise.
14861 (emit_call_1): Emit REG_SETJMP note.
14862 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
14863 of INSN_SETJMP
14864 * cselib.c (cselib_process_insn): Likewise.
14865 * flow.c (propagate_block): Likewise.
14866 * loop.c (find_and_verify_loops): Likewise.
14867 * reload.c (find_equiv_regs): Likewise.
14868 * reload1.c (reload): Likewise.
14869 * resource.c (mark_referenced_resources,
14870 mark_set_resources): Likewise.
14871 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
14872 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
14873 * haifa-sched.c (unlink_other_notes): Likewise.
14874 (reemit_notes): Likewise.
14875 * sched-ebb.c (sched_ebb): Likewise.
14876 * sched-rgc.c (sched_region): Likewise.
14877 * rtl.c (note_insn_name): Likewise.
14878 (reg_note_name): Add REG_SETJMP
14879 * rtl.h (reg_note): Add REG_SETJMP.
14880 (insn_note): Remove NOTE_INSN_SETJMP.
14881
14882 * profile.c (branch_prob): Add fake edges for setjmp.
14883
148842001-08-07 Daniel Jacobowitz <drow@mvista.com>
14885
14886 * config.gcc: Quote target_cpu_default2 correctly for
14887 powerpc*-*-* targets.
14888
148892001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
14890
14891 * cpplib.h, line-map.h: Update comments.
14892 * cppmain.c (printer_init): Move inline.
14893 (maybe_print_line, print_line): Take a map pointer.
14894 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
14895 (cb_file_change): Don't use prior value of print.map.
14896
148972001-08-07 David Edelsohn <edelsohn@gnu.org>
14898
14899 * doc/install.texi: Document fine-grained multilib configuration.
14900
14901Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
14902
14903 * rtlanal.c (find_first_parameter_load): Call note_stores
14904 only on the instructions.
14905
14906Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
14907
14908 * alias.c (nonlocal_mentioned_p):
14909 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
14910 * calls.c (emit_call_1): Likewise.
14911 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
14912 * cselib.c (cselib_process_insn): Likewise.
14913 * df.c (df_insns_modify): Likewise.
14914 * flow.c (need_fake_edge_p): Likewise.
14915 (propagate_one_insn): Likewise.
14916 * haifa-sched.c (reemit_notes): Likewise.
14917 * integrate.c (copy_insn_list): Likewise.
14918 * jump.c (delete_prior_computation): Likewise.
14919 * local-alloc.c (validate_equiv_mem): Likewise.
14920 * loop.c (scan_loop): Likewise.
14921 * predict.c (estimate_probability): Likewise.
14922 * reload.c (reload): Likewise.
14923 * sched-deps (sched_analyze): Likewise.
14924 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
14925 * gcse.c (compute_hash_table): Likewise.
14926 (mark_call): Likewise.
14927 (store_killed_in_insn): Likewise.
14928
149292001-08-07 Jason Merrill <jason_merrill@redhat.com>
14930
14931 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
14932
149332001-08-06 Richard Henderson <rth@redhat.com>
14934
14935 * varasm.c (assemble_gc_entry): Remove.
14936 * output.h: Likewise.
14937
149382001-08-06 Richard Henderson <rth@redhat.com>
14939
14940 * varasm.c (assemble_constructor): Take a symbol_ref and a
14941 priority instead of a bare string. Move priority handling
14942 here from cp/decl2.c.
14943 * output.h: Update decls.
14944
14945 * c-decl.c (c_expand_body): Update calls to assemble_constructor
14946 and assemble_destructor.
14947 * profile.c (output_func_start_profiler): Likewise.
14948 * objc/objc-act.c (finish_objc): Likewise.
14949 (build_module_descriptor): Return the symbol not the symbol name.
14950
149512001-08-06 David Edelsohn <edelsohn@gnu.org>
14952
14953 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
14954 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
14955 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
14956 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
14957 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
14958 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
14959
149602001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
14961
14962 * cpperror.c (print_containing_files): Moved to line-map.c.
14963 (print_location): line-map.c handles re-listing or otherwise.
14964 * cpphash.h (struct lexer_state): Remove next_bol.
14965 (struct cpp_buffer): Remove include_stack_listed.
14966 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
14967 Remove faked buffer handling.
14968 (_cpp_do_file_change): Tweak.
14969 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
14970 * cppmain.c (struct printer): Remove filename.
14971 (print_line, cb_file_change): Update accordingly.
14972 * line-map.c: Include intl.h.
14973 (init_line_maps): Initialize last_listed.
14974 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
14975 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
14976 (print_containing_files): New.
14977 * line-map.h (struct line_maps): New member last_listed.
14978 (print_containing_files, INCLUDED_FROM): New.
14979 * Makefile.in: Update.
14980 * po/POTFILES.in: Add line-map.c.
14981
149822001-08-06 Richard Henderson <rth@redhat.com>
14983
14984 * except.c (convert_from_eh_region_ranges_1): Never mark
14985 USE or CLOBBER insns as throwing.
14986
14987 * expr.c (store_constructor): Don't clobber memory targets.
14988
149892001-08-06 Andreas Jaeger <aj@suse.de>
14990
14991 * profile.c (branch_prob): Remove unused variable insn.
14992
14993 * Makefile.in (local-alloc.o): Add dependency on except.h.
14994
14995 * local-alloc.c: Include except.h for can_throw_internal prototype.
14996
149972001-08-06 Richard Henderson <rth@redhat.com>
14998
14999 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
15000 * function.c (expand_main_function): Implement it.
15001 * doc/tm.texi: Document it.
15002
150032001-08-06 Stan Shebs <shebs@apple.com>
15004
15005 * doc/install.texi: Document powerpc-*-darwin* details.
15006
150072001-08-06 Daniel Berlin <dan@cgsoftware.com>
15008
15009 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
15010 (ASM_CPU_SPEC): Move back to rs6000.h
15011 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
15012
15013 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
15014
15015 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
15016 readded.
15017
15018 * config/rs6000/linux64.h: Ditto.
15019
15020 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
15021 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
15022 nothing.
15023
15024 Remove accidently readded definitions of FUNCTION_PROLOGUE,
15025 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
15026
15027 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
15028 to rs6000.h
15029
150302001-08-05 Richard Henderson <rth@redhat.com>
15031
15032 * local-alloc.c (update_equiv_regs): Do not move insns that
15033 can throw.
15034
150352001-08-05 Jan Hubicka <jh@suse.cz>
15036
bf3aff48 15037 * Makefile.in (reload1.o): Add dependency on except.h
619acae7
JL		 15038 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
15039 prototypes.
15040 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
bf3aff48
MK		 15041 indicating whether edges has been cleaned up.
15042 * reload1.c: Include except.h.
619acae7
JL		 15043 (fixup_abnormal_edges): Accept deleted insns.
15044 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
15045 after combine.
15046
150472001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
15048
15049 * cpplib.c (do_line): Correct line number after pop_buffer.
15050
150512001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
15052
15053 PR preprocessor/3824
15054 * line-map.c: Update comments.
15055 * line-map.h: Update comments.
15056 * tradcif.y: Don't consider large numbers unsigned.
15057
150582001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
15059
15060 PR preprocessor/3081
15061 * c-lex.c (map): New.
15062 (cb_file_change): Update map and use it.
15063 (cb_def_pragma, cb_define, cb_undef): Use map and line.
15064 (c_lex): Update to use map.
15065 * cpperror.c (print_location): Move to using logical line numbers.
15066 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
15067 (cpp_make_system_header): Similarly.
15068 (_cpp_execute_include): Stop line numbering hacks. Store the
15069 line we will return to.
15070 * cpphash.h (CPP_BUF_LINE): Remove.
15071 (struct cpp_buffer): Remove lineno and pseudo_newlines.
15072 Add map and return_to_line.
15073 (_cpp_do_file_change): Update.
15074 * cppinit.c (cpp_start_read): Update line kludge.
15075 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
15076 (trigraph_ok): Use logical line numbers for diagnostics.
15077 (skip_block_comment): Likewise.
15078 (skip_whitespace): Likewise.
15079 (skip_line_comment): Use pfile->line instead.
15080 (_cpp_lex_token): Update to use logical line numbering exclusively.
15081 Handle BOL locally. Accept new lines in directives, but keep
15082 pfile->line decremented. Diagnostics use logical lines. Update
15083 directive handling.
15084 * cpplib.c (SEEN_EOL): New.
15085 (skip_rest_of_line, check_eol): Use it.
15086 (end_directive): Increase line number when accepting the newline
15087 at the end of a directive.
15088 (run_directive): Simplify.
15089 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
15090 (_cpp_do_file_change): Update to take buffer line number as an
15091 argument, and store the current map in the cpp_reader. Remove
15092 line number kludges.
15093 (_cpp_do__Pragma): Restore output position after a _Pragma.
15094 (cpp_push_buffer): Don't set output line or lineno.
15095 (_cpp_pop_buffer): Transfer more info from a faked buffer.
15096 Remove line kludge. Set output_line.
15097 * cppmacro.c (builtin_macro): Update handling of __LINE__.
15098 (parse_arg): Use logical lines.
15099 (save_lookahead_token): Save EOFs too now.
15100 * cppmain.c (struct printer): Fix comments.
15101 (printer_init): Simplify, let caller do errors.
15102 (scan_translation_unit, check_multiline_token, dump_macro): Update.
15103 (maybe_print_line): Simplify.
15104 (print_line): Don't print a linemarker if -P.
15105 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
15106 (cb_file_change): Simplify.
15107 * line-map.h (LAST_SOURCE_LINE): Fix.
15108 (CURRENT_LINE_MAP): New.
15109
151102001-08-05 Bernd Schmidt <bernds@redhat.com>
15111
15112 * doloop.c (doloop_modify_runtime): Properly compute number of
15113 iterations if loop was unrolled.
15114
15115 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
15116 if their CSELIB_VAL_PTRs are.
15117
15118 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
15119 (setup_spill_pointers): Initialize it.
15120 (spill_restore_mem): Set it.
15121 (do_spill, do_restore): Use it to add REG_INC note.
15122 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
15123
15124 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
15125 asms if other insns are available.
15126
15127 * config/ia64/ia64.c (condop_operator): New predicate.
15128 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
15129 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
15130 patterns.
15131
15132 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
15133 temporary register than directly using a MEM.
15134
151352001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
15136
15137 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
15138 parameter in last change.
15139
151402001-08-04 Zack Weinberg <zackw@panix.com>
15141
15142 * sparc.md: Don't use #if inside C test expression.
15143
151442001-08-04 Richard Henderson <rth@redhat.com>
15145
15146 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
15147
151482001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
15149
15150 * cpphash.h (struct cpp_reader): New member directive_line.
15151 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
15152 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
15153 do_pragma): Pass line to callbacks.
15154 (start_directive): Record line of directive.
15155 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
15156 cb_include): Similarly.
15157 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
15158 Similarly.
15159
151602001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
15161
15162 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
15163 comment.
15164
15165Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
15166
15167 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
15168
15169 * reload1.c (fixup_abnormal_edges): New static function.
15170 (reload): Use it.
15171
15172 * flow.c (need_fake_edge_p): New function.
15173 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
15174 avoid call insn to be very last insn in the insn stream.
15175
15176 * profile.c (branch_prob): Call flow_call_edges_add instead of
15177 doing that by hand; cleanup cfg to re-merge basic blocks once
15178 we are done.
15179
151802001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
15181
15182 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
15183 are also on line-map.h.
15184 * cppfiles.c (stack_include_file): Update.
15185 * cpphash.h (struct cpp_buffer): New member return_at_eof.
15186 (_cpp_pop_buffer): New.
15187 * cppinit.c (cpp_destroy, cpp_finish): Update.
15188 (do_includes): Mark each buffer to return at EOF.
15189 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
15190 return as requested.
15191 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
15192 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
15193 * cpplib.h (cpp_pop_buffer): Remove.
15194 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
15195 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
15196 buffers.
15197 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
15198 to pop buffers.
15199 (do_preprocessing): Update.
15200 * fix-header.c (read_scan_file): Update. No need to pop buffers.
15201 * c-parse.in (_yylex): Similarly.
15202 * scan-decls.c (scan_decls): Similarly.
15203 * line-map.h: Update comments.
15204
15205 * objc/Make-lang.in (objc-act.o): Update dependencies.
15206
152072001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
15208
15209 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
15210 and soft register for operand 0.
15211 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
15212
152132001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
15214
15215 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
15216 register for operand 0.
15217 ("bitcmpqi_z_used"): Allow memory for operand 0.
15218 (split "bitcmpqi"): New split to handle address reg as operand 1.
15219
152202001-08-04 Andreas Jaeger <aj@suse.de>
15221
15222 * gcse.c: Revert Daniel's last patch.
15223
152242001-08-03 Zack Weinberg <zackw@stanford.edu>
15225
15226 * sparc-protos.h: Add prototypes for fp_zero_operand and
15227 reg_or_0_operand.
15228 * sh-protos.h: Add prototype for fpul_operand.
15229
152302001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
15231
15232 * doc/extend.texi (Other Builtins): Fix typo in last change.
15233
152342001-08-03 Richard Henderson <rth@redhat.com>
15235
15236 * target.h (gcc_target): Add asm_out.named_section,
15237 section_type_flags, have_named_sections.
15238 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
15239 (TARGET_HAVE_NAMED_SECTIONS): New.
15240 (TARGET_SECTION_TYPE_FLAGS): New.
15241
15242 * Makefile.in (toplev.o): Depend on TARGET_H.
15243 (varasm.o, dbxout.o): Likewise.
15244 * c-common.c (decl_attributes): Check targetm.have_named_sections
15245 instead of ifdef ASM_OUTPUT_SECTION_NAME.
15246 * dbxout.c (dbxout_function_decl): Likewise.
15247 (dbxout_function_end): Likewise.
15248 * toplev.c (compile_file): Likewise.
15249 * varasm.c (exception_section): Likewise.
15250 * cp/decl2.c (finish_objects): Likewise.
15251
15252 * defaults.h (EH_FRAME_SECTION): Remove.
15253 (EH_FRAME_SECTION_ASM_OP): Remove.
15254 (EH_FRAME_SECTION_NAME): New.
15255 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
15256 (UNIQUE_SECTION_P): Remove.
15257 * dwarf2out.c (SECTION_FORMAT): Remove.
15258 (ASM_OUTPUT_SECTION): Remove.
15259 (output_call_frame_info): Use named_section_flags.
15260 (output_comp_unit, dwarf2out_start_source_file): Likewise.
15261 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
15262 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
15263 * varasm.c (in_eh_frame, eh_frame_section): Remove.
15264 (named_section_flags): New.
15265 (named_section): Use it and targetm.section_type_flags.
15266 (resolve_unique_section): New.
15267 (assemble_start_function): Use it.
15268 (asm_emit_uninitialised, assemble_variable): Likewise.
15269 (default_section_type_flags): New.
15270 (default_no_named_section, default_elf_asm_named_section): New.
15271 (default_coff_asm_named_section, default_pe_asm_named_section): New.
15272 * output.h: Update varasm.c decls.
15273 (SECTION_*): New flags.
15274
15275 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
15276 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
15277
15278 * config/elfos.h (UNIQUE_SECTION_P): Remove.
15279 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
15280 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
15281 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
15282 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
15283 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
15284 * config/mips/elf.h, config/mips/elf64.h: Likewise.
15285 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
15286 * config/pa/pa64-hpux.h,
15287
15288 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
15289 (TARGET_ASM_NAMED_SECTION): New.
15290 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
15291 * config/alpha/vms.h, config/arm/coff.h: Likewise.
15292 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
15293 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
15294 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
15295 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
15296 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
15297 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
15298 * config/i386/sco5.h, config/i386/win32.h: Likewise.
15299 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
15300 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
15301 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
15302 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
15303 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
15304 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
15305 * config/sparc/sysv4.h: Likewise.
15306
15307 * config/nextstep.h: Error until named sections implemented.
15308
15309 * config/a29k/a29k.c (a29k_asm_named_section): New.
15310 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
15311 (vms_section_type_flags, vms_asm_named_section): New.
15312 * config/arm/arm.c (arm_elf_asm_named_section): New.
15313 * config/avr/avr.c (asm_output_section_name): Remove.
15314 * config/avr/avr-protos.h: Update.
15315 * config/c4x/c4x.c (c4x_asm_named_section): New.
15316 * config/h8300/h8300.c (h8300_asm_named_section): New.
15317 * config/i386/i386.c (sco_asm_named_section): New.
15318 * config/i386/winnt.c (SECTION_PE_SHARED): New.
15319 (i386_pe_section_type_flags): New.
15320 (i386_pe_asm_named_section): New.
15321 * config/i386/i386-protos.h: Update.
15322 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
15323 * config/mcore/mcore.c (mcore_asm_named_section): New.
15324 * config/mips/mips.c (iris6_asm_named_section): New.
15325 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
15326 instead of UNIQUE_SECTION_P.
15327 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
15328 (xcoff_asm_named_section): New.
15329 * config/sh/sh.c (sh_asm_named_section): New.
15330 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
15331
15332 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
15333 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
15334 (EH_FRAME_SECTION_NAME): New.
15335 (EXCEPTION_SECTION): New.
15336 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
15337 (DEBUG_*_SECTION): Remove.
15338 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
15339 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
15340 (EH_FRAME_SECTION_ASM_OP): Remove.
15341
15342 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
15343 (ASM_OUTPUT_SECTION_NAME): Remove.
15344 (TARGET_ASM_NAMED_SECTION): New.
15345 (TARGET_HAVE_NAMED_SECTIONS): New.
15346 (TARGET_SECTION_TYPE_FLAGS): New.
15347 (EH_FRAME_SECTION_ASM_OP): Remove.
15348 (EH_FRAME_SECTION_NAME): New.
15349
153502001-08-03 Zack Weinberg <zackw@stanford.edu>
15351
15352 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
15353 for complex expressions when cfun == 0.
15354 * doc/extend.texi: Document that __builtin_constant_p can be
15355 used in data initializers as well as functions.
15356
153572001-08-03 Alexandre Oliva <aoliva@redhat.com>
15358
15359 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
15360 variable I locally, instead of expecting a declaration in the
15361 calling context.
15362
153632001-08-03 Richard Henderson <rth@redhat.com>
15364
15365 * except.c (collect_one_action_chain): Add an explicit cleanup
15366 action if regions surrounding a catch were encoded entirely
15367 within the call-site entry.
15368
153692001-08-03 Richard Henderson <rth@redhat.com>
15370
15371 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
15372 don't take REGNO of a non-register.
15373
153742001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
15375
15376 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
15377 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
15378 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
15379 (__gthread_mutex_init_function): New function for mutex initialization.
15380
153812001-08-03 Daniel Berlin <dan@cgsoftware.com>
15382
15383 * Makefile.in: Revert screwed up commit.
15384
153852001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
15386
15387 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
15388 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
15389 merged by linker script to get a final _exit().
15390 (__do_global_dtors): New for destructor handling in specific exit
15391 section.
15392 (__do_global_ctors): New for constructors in specific install section.
15393 (__map_data_section): Map data sections before running constructors.
15394 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
15395 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
15396 (DTORS_SECTION_ASM_OP): Likewise.
15397 (CTORS_SECTION_FUNCTION): Define to force a reference to
15398 __do_global_ctors.
15399 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
15400
154012001-08-03 Daniel Berlin <dan@cgsoftware.com>
15402
15403 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
15404
15405 * Makefile.in: Add df.h to gcse.c dependencies.
15406
154072001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
15408
15409 * varasm.c (output_constant_def_contents): Use for the length of a
15410 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
15411 depending on which is larger.
15412
154132001-08-03 Daniel Berlin <dan@cgsoftware.com>
15414
15415 * gcse.c: Include df.h for use as a dataflow analyzer.
15416 Remove regvec.
15417 Declaration of reg_set_info: gone.
15418 New df_analyzer variable used by store motion.
15419 (reg_set_info): Deleted.
15420 (mark_mem_regs): New function, analyze regs used by a mem.
15421 (store_ops_ok): Use dataflow analyzer results to determine if
15422 necessary regs are changed in the block.
15423 (find_moveable_store): Remove check for symbol ref, we can handle
15424 much more complex expressions now.
15425 (compute_store_table): Remove most of the code, it's unnecessary
15426 now that the dataflow analyzer records the info for us.
15427 (store_killed_after): Add parameter to say whether to do the
15428 store_ops_okay test, used to speed up testing when we already know
15429 the answer, and just want to know if the store itself was killed.
15430 (build_store_vector): Largely rewritten to calculate the various
15431 vectors properly, and somewhat optimized.
15432 (store_motion): Init the df_analyzer, get REG_DEF chains.
15433 Also handle trapping expressions (since mems almost always trap)
15434 (simple_mem): Redefine what a simple mem is.
15435
154362001-08-03 DJ Delorie <dj@redhat.com>
15437
15438 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
15439 set from a constant part of the condition.
15440
154412001-08-01 Andrew Cagney <ac131313@redhat.com>
15442
15443 * mkdeps.c (deps_add_default_target): Make local variable
15444 ``start'' a const char pointer.
15445 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
15446
154472001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15448
15449 * doc/install.texi (Configuration): Fix markup.
15450 (Specific, i?86-*-udk): Likewise.
15451 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
15452 --with-gnu-ld.
15453 Document --enable-threads and --enable-libgcj status.
15454 (Specific, mips-sgi-irix*): Canonicalize triples.
15455 (Specific, mips-sgi-irix5): Warn about problems with this config.
15456 Mention required GNU as patch.
15457 Native assembler problems are fixed.
15458 (Specific, mips-sgi-irix6): Update O32 ABI support status.
15459 Document --enable-threads and --enable-libgcj status.
15460
154612001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
15462
15463 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
15464 of mkinstalldirs.
15465
154662001-08-03 Richard Henderson <rth@redhat.com>
15467
15468 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
15469 constant data.
15470
154712001-08-03 Richard Henderson <rth@redhat.com>
15472
15473 * rtlanal.c (find_first_parameter_load): Stop if we
15474 reach a CODE_LABEL at BOUNDARY.
15475
154762001-08-03 Richard Henderson <rth@redhat.com>
15477
15478 * config/alpha/alpha.md (force_movdi): New insn.
15479 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
15480 Tweek FRP marking of VMS prologue insns.
15481 * config/alpha/vms.h (EPILOGUE_USES): New.
15482
154832001-08-02 Richard Henderson <rth@redhat.com>
15484
15485 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
15486
154872001-08-02 Lars Brinkhoff <lars@nocrew.org>
15488
15489 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
15490 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
15491 config/convex/convex.h, config/d30v/d30v.c,
15492 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
15493 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
15494 config/mips/mips.h, config/mn10200/mn10200.h,
15495 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
15496 config/v850/v850.h, config/vax/openbsd.h,
15497 config/vax/openbsd1.h, config/vax/ultrix.h,
15498 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
15499 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
15500 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
15501 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
15502 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
15503 in comments and documentation.
15504
155052001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
15506
15507 * line-map.c: New.
15508 * line-map.h: New.
15509 * Makefile.in (line-map.o): New.
15510 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
15511 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
15512 * cpperror.c (print_containing_files): Similarly.
15513 (print_location): Update. Don't output a space before _Pragma.
15514 * cppfiles.c (stack_include_file): Set to line 1 immediately.
15515 (stack_include_filee, cpp_make_system_header): Update.
15516 (_cpp_execute_include): Get logical line number right for calling
15517 as-yet-unterminated #include.
15518 * cpphash.h (struct cpp_reader): Add line_maps.
15519 (_cpp_do_file_change): Update.
15520 * cppinit.c (cpp_create_reader): Initialize line maps.
15521 (cpp_destroy): Destroy line maps.
15522 (cpp_start_read): Get logical line number right.
15523 * cpplex.c (parse_string): Only warn once for multi-line strings.
15524 Use boolean variable for null warning.
15525 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
15526 already.
15527 (do_include_common): End the directive early.
15528 (do_line): Don't warn about out-of-range lines in preprocessed
15529 source. Update. Remove unused variables.
15530 (_cpp_do_file_change): Update for new line mapping.
15531 (pragma_cb): New typedef.
15532 (cpp_register_pragma): Stop looking ahead before calling the
15533 handler. Clean up.
15534 (do_pragma_system_header): End directive early.
15535 (cpp_get_line_maps): New.
15536 (cpp_pop_buffer): Fudge logical line. Update.
15537 * cpplib.h: Include line-map.h
15538 (enum cpp_fc_reason): Remove.
15539 (struct cpp_file_change): Update.
15540 (cpp_get_line_maps): New.
15541 * cppmain.c (struct_printer): New member map.
15542 (cb_file_change): Update for new mappings.
15543 * fix-header.c (cb_file_change): Similarly.
15544
155452001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
15546
15547 * Makefile.in (libgcc.mk): Define mkinstalldirs.
15548 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
15549
155502001-08-02 Lars Brinkhoff <lars@nocrew.org>
15551
15552 * config/vax/vax.c: include expr.h.
15553
155542001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
15555
15556 * Makefile.in ($(srcdir)/configure): Only rebuild in
15557 maintainer mode.
15558 ($(srcdir)/config.in): Only define in maintainer mode.
15559 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
15560
155612001-08-02 David Edelsohn <edelsohn@gnu.org>
15562
15563 * doc/install.texi (Install GCC: Binaries): Update Bull info.
15564
155652001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15566
15567 * gcc.c (set_collect_gcc_options): New function, split out from
15568 main.
15569 Ignore elided switches.
15570 (do_spec_1): Invoke before executing command.
15571 (set_input): Export.
15572 Move declaration ...
15573 * gcc.h (set_input): ... here.
15574 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
15575 file.
15576
155772001-08-02 Nathan Sidwell <nathan@codesourcery.com>
15578
15579 Kill -fhonor-std.
15580 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
15581 interaction.
15582 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
15583
155842001-08-02 Richard Sandiford <rsandifo@redhat.com>
15585
15586 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
15587 for the unnamed instructions it expands to.
15588
155892001-08-02 Richard Henderson <rth@redhat.com>
15590
15591 * regclass.c (call_really_used_regs): Conditionally define.
15592 (init_reg_sets_1): Don't use it if not defined.
15593 (fix_register): Similarly, don't set it.
15594
155952001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15596
15597 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
15598 Correct comment that had been missed in the previous change.
15599
156002001-08-01 Stan Shebs <shebs@apple.com>
15601
15602 * config/darwin.c (machopic_stub_name): Try matching by name.
15603 (update_stubs): New function.
15604 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
15605 unconditionally.
15606
156072001-08-01 Richard Henderson <rth@redhat.com>
15608
15609 * except.c (output_function_exception_table): Use assemble_align.
15610 * varasm.c (assemble_eh_label): Remove.
15611 (assemble_eh_align, assemble_eh_integer): Remove.
15612
156132001-08-01 Robert Lipe <robertl@caldera.com>
15614
15615 * dwarfout.c: Remove reference to README.DWARF.
15616
156172001-08-01 Andrew MacLeod <amacleod@redhat.com>
15618
15619 * regclass.c (call_really_used_regs): New array for registers which
15620 are actually used by a call.
15621 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
15622 new array.
15623 (fix_register): Set call_really_used too.
15624 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
15625 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
15626
156272001-08-01 Richard Henderson <rth@redhat.com>
15628
15629 * read-rtl.c (read_name): Consider \r whitespace.
15630
156312001-07-11 Andrew Cagney <ac131313@redhat.com>
15632
15633 * config.gcc: Recognize powerpc-*-netbsd*.
15634
15635 * doc/install.texi (Host/target specific installation notes for
15636 GCC): Mention powerpc-*-netbsd*.
15637
15638 * config/rs6000/netbsd.h: New file.
15639 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
15640 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
15641 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
15642 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
15643 (TARGET_VERSION): Redefine.
15644
15645 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
15646 mcall-netbsd as a match for mcall-sysv.
15647 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
15648 (ncrti.S, ncrtn.S): New targets.
15649 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
15650
15651 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
15652 "netbsd' as a V4 ABI.
15653 (ASM_SPEC): Check for -mcall-netbsd.
15654 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
15655 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
15656 (LIB_SPEC, ENDFILE_SPEC): Ditto.
15657 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
15658 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
15659 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
15660 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
15661
15662 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
15663 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
15664
156652001-08-01 Mark Kettenis <kettenis@gnu.org>
15666
15667 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
15668 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
15669 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
15670 including "unwind-pe.h".
15671
15672Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
15673
15674 * rs6000.md (define_splits): Kill unused constraints.
15675
15676Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
15677 Jan Hubicka <jh@suse.cz>
15678
15679 * function.c (thread_prologue_and_epilogue_insns): Kill code
15680 dealing with non-existent CFG.
15681
156822001-08-01 Kazu Hirata <kazu@hxi.com>
15683
15684 * alias.c: Fix comment formatting.
15685 * bitmap.c: Likewise.
15686 * builtins.c: Likewise.
15687 * calls.c: Likewise.
15688 * c-common.c: Likewise.
15689 * c-decl.c: Likewise.
15690 * c-dump.c: Likewise.
15691 * c-lex.c: Likewise.
15692 * collect2.c: Likewise.
15693 * combine.c: Likewise.
15694 * conflict.c: Likewise.
15695 * cppfiles.c: Likewise.
15696 * cppinit.c: Likewise.
15697 * cpplex.c: Likewise.
15698 * cpplib.c: Likewise.
15699 * cppmacro.c: Likewise.
15700 * cppspec.c: Likewise.
15701 * c-pragma.c: Likewise.
15702 * crtstuff.c: Likewise.
15703 * cse.c: Likewise.
15704 * cselib.c: Likewise.
15705 * c-semantics.c: Likewise.
15706 * c-typeck.c: Likewise.
15707
157082001-08-01 H.J. Lu <hjl@gnu.org>
15709
15710 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
15711
157122001-08-01 H.J. Lu <hjl@gnu.org>
15713
15714 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
15715
157162001-08-01 Ziemowit Laski <zlaski@apple.com>
15717
15718 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
15719 contextualizing Objective-C class name lookup by the lexer.
15720 (typespec_reserved_nonattr): Disable ObjC class name lookup after
15721 seeing a TYPESPEC.
15722 (protocoldef): Add support for forward @protocol declarations.
15723 (yylexname): Suppress ObjC class name lookup in certain contexts;
15724 re-enable after lookup is complete.
15725 (_yylex): Re-enable ObjC class name lookup when certain
15726 punctuation marks are seen.
15727
15728 * objc/objc-act.c (check_protocol_recursively): New function used
15729 for finding circular dependencies in protocols.
15730 (objc_declare_protocols): New function for handling forward
15731 @protocol declarations.
15732 (receiver_is_class_object): Detect the case when 'self' is used
15733 inside of a class method.
15734 (build_message_expr): Issue a warning if class method is desired
15735 but instance method is found instead.
15736 (conforms_to_protocol): Streamline.
15737 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
15738 protocol Foo, even if 'Bar foo' does not.
15739 (check_protocols): Streamline.
15740 (start_protocol): Add checks for circular and duplicate protocol
15741 definitions.
15742 (encode_aggregate_within): For typedefs of structs, encode the
15743 underlying struct.
15744 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
15745 (objc_declare_protocols): New prototype.
15746
157472001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
15748
15749 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
15750 * cpplex.c (handle_newline): Update prototype. Maintain logical
15751 line number.
15752 (skip_escaped_newlines, skip_block_comment, parse_string):
15753 Update accordingly.
15754 (_cpp_lex_token): Update, and store token position within the token.
15755 * cpplib.h (struct cpp_token): Add line and column entries.
15756 * cppmacro.c (replace_args): Position stringified tokens correctly.
15757
157582001-08-01 Andreas Jaeger <aj@suse.de>
15759
15760 * basic-block.h: Add prototype for last_loop_beg_note.
15761
157622001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
15763
15764 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
15765 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
15766 comment.
15767 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
15768 while handling WITH_CLEANUP_EXPR node. Use second operand calling
15769 expand_decl_cleanup.
15770 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
15771 the first RTX.
15772 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
15773 operand while calling simple_cst_equal.
15774 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
15775 operand is the cleanup expression, the third is the RTL_EXPR.
15776 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
15777
157782001-07-31 Jeff Sturm <jsturm@one-point.com>
15779
15780 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
15781
157822001-07-31 matthew green <mrg@eterna.com.au>
15783
15784 * config.gcc (i386-*-netbsdelf): New description.
15785 * config/i386/netbsd-elf.h: New file.
15786
157872001-07-30 Geoffrey Keating <geoffk@redhat.com>
15788
15789 * loop.c (check_dbra_loop): Use single_set to compute
15790 jump_label.
15791
157922001-07-31 Daniel Berlin <dan@cgsoftware.com>
15793
15794 PowerPC reorg and support for powerpc64-*-linux*.
15795
15796 Also fixes emitting of constants on 32 bit and 64 bit
15797 platforms.
15798
15799 * config.gcc: powerpc64-*-linux* is a new target.
15800 Things that needed aix.h now also include xcoff.h
15801
15802 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
15803 xcoff.h.
15804 Move AIX specific stuff into aix.h.
15805 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
15806 with more than just XCOFF now.
15807 (SET_ASM_OP): Remove, now defined where needed.
15808 (FUNCTION_PROLOGUE): New macro definition.
15809 (FUNCTION_EPILOGUE): New macro definition.
15810 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
15811
15812 * config/rs6000/xcoff.h: New file.
15813
15814 * config/rs6000/linux64.h: New file.
15815
15816 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
15817
158182001-07-31 Alan Modra <amodra@bigpond.net.au>
15819
15820 * rs6000.c (print_operand_address): Handle ELF syntax.
15821 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
15822 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
15823 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
15824
158252001-07-31 David Edelsohn <edelsohn@gnu.org>
15826
15827 * rs6000.c (rs6000_override_options): Only disable
15828 flag_function_sections for XCOFF.
15829 (exact_log2_cint_operand): New predicate.
15830 (reg_or_{add,sub}_cint64_operand): New predicates.
15831 (add_operand): Compare CONST_INT with fewer function calls.
15832 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
15833 (print_operand, case 'p'): Ensure positive operand.
15834 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
15835 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
15836 (PREDICATE_CODES): Add new predicates.
15837 * rs6000.md (addsi3): Split 32-bit constants more correctly.
15838 (divsi3, modsi3): Ensure positive power-of-2.
15839 (adddi3): Use new predicate. Split 32-bit constants more
15840 correctly. Re-arrange splitter to handle any constant.
15841 (subdi3): Use new predicate.
15842 (divdi3, moddi3): Ensure positive power-of-2.
15843 (movdi): Use rs6000_emit_set_const.
15844 (load_toc_v4_pic_di): Delete.
15845
158462001-07-31 Graham Stott <grahams@redhat.com>
15847
15848 * function.c (pad_below): Revert 2001-07-26 patch.
15849
15850Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
15851
15852 * reg-stack (convert_regs_1): Fix best edge condition.
15853
15854Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
15855
15856 * jump.c (duplicate_loop_exit_test): Better test for jumps
15857 entering the loop; create loop pre_header.
15858
158592001-07-31 Hartmut Penner <hpenner@de.ibm.com>
15860
15861 * doc/install.texi: Add s390 and s390x as new targets.
15862 * doc/invoke.texi: Add documentation of S/390 and zSeries
15863 target options.
15864 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
15865
158662001-07-30 Roman Zippel <zippel@linux-m68k.org>
15867
15868 * config/m68k/m68k.md: Replace all general_operand with
15869 nonimmediate_operand for all destinations.
15870 * config/m68k/m68k.c (not_sp_operand): Likewise.
15871
15872Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
15873
15874 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
15875
158762001-07-30 Richard Henderson <rth@redhat.com>
15877
15878 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
15879 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
15880
158812001-07-30 Roman Zippel <zippel@linux-m68k.org>
15882
15883 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
15884 Add missing doc strings
15885 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
15886 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
15887
15888Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
15889
15890 * i386.c (ix86_output_main_function_alignment_hack): New function.
15891 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
15892
15893 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
15894 edges by EDGE_DFS_BACK flag.
15895 (dump_edge_info): Add dfs_back flag.
15896 * basic-block.h (EDGE_DFS_BACK): New constant.
15897 (mark_dfs_back_edges): Declare.
15898 * alias.c (loop_p): Remove.
15899 (mark_constant_function): Use mark_dfs_back_edges.
15900
15901 * reg-stack.c (block_info_def): Add predecessors counter and stack_out.
15902 (reg_to_stack): Call mark_dfs_back_edges; count the predecessors.
15903 (compensate_edge): Break out from ...
15904 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
15905 (convert_regs_2): Set block_done once block is really done;
15906 Do updating of the predecessors counts.
15907
15908 * toplev.c (rest_of_compilation): Recompute block_for_insn
15909 before post-reload cfg_cleanup.
15910 * function.c (thread_prologue_epilogue_insns):
15911 Call set_block_for_new_insns when emitting prologue directly.
15912
159132001-07-30 Andreas Jaeger <aj@suse.de>
15914
15915 * jump.c: Add prototype for mark_modified_reg.
15916
15917 * cse.c (set_live_p): Add unused attribute.
15918
15919 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
15920 overflow.
15921 (scan_for_source_files): Use long for count to avoid overflow.
15922 (output_data): Likewise.
15923 (output_data): Don't use string concatatenation to silence gcc
15924 -traditional.
15925
15926 * predict.c: Fix typos and grammar.
15927
15928 * gcse.c (insert_insn_end_bb): Remove unused variables.
15929
15930Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
15931
15932 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
15933 (attempt_auto_inc): LIkewise.
15934 (mark_used_reg): Likewise.
15935 (try_pre_increment_1): Likewise.
15936 * regclass.c (regclass): Likewise.
15937 * global.c (allocno_compare): Update comment; change scaling factor.
15938 * local-alloc.c (QTY_CMP_PRI): Likewise.
15939 * regs.h (REG_FREQ_FROM_BB): New.
15940 (REG_FREQ_MAX): Likewise.
15941
159422001-07-30 H.J. Lu <hjl@gnu.org>
15943
15944 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
15945 -D_GNU_SOURCE.
15946
159472001-07-30 H.J. Lu (hjl@gnu.org)
15948
15949 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
15950 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
15951 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
15952
159532001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
15954
15955 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
15956 as -mthumb-interwork when -mcpu=arm7 is specified.
15957
15958Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
15959
15960 * predict.def (noreturn, loop branch, loop exit): Mark as first
15961 match heuristics.
15962
15963Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
15964
15965 * combine.c (try_combine): Avoid barrier after noop jumps.
15966
159672001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
15968
15969 * cpphash.h (struct cpp_reader): Remove import_warning.
15970 * cpplib.c (skip_rest_of_line): Don't bother turning off
15971 macro expansion.
15972 (parse_include): Move include handling to...
15973 (do_include_common): ... here. Move import warning from...
15974 (do_import): ... here.
15975 (do_pragma_poison): Don't do a callback for poison identifiers.
15976 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
15977 * cppmain.c (setup_callbacks): Similarly.
15978
15979Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
15980
15981 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
15982 handle multiple sets.
15983 * except.c (sjlj_mark_call_sites): .... here.
15984 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
15985
15986Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
15987
15988 Suggested by Richard Henderson and Richard Kenner:
15989 * combine.c (recog_for_combine): Use the fake recog
15990 only if instruction does not match.
15991 * rtl.h (NOOP_MOVE_INSN_CODE): New.
15992 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
15993
15994 * combine.c (try_combine): Discover noop jump as direct jump.
15995
159962001-07-29 Daniel Berlin <dan@cgsoftware.com>
15997
15998 * df.c (df_rd_global_compute): Add successors to worklist, not
15999 current item.
16000 (df_ru_global_compute): Ditto.
16001
160022001-07-27 Daniel Berlin <dan@cgsoftware.com>
16003
16004 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
16005 increment REG_N_SETS.
16006
160072001-07-26 Daniel Berlin <dan@cgsoftware.com>
16008
16009 * sbitmap.h: New prototype for sbitmap_a_xor_b.
16010
16011 * sbitmap.c (sbitmap_a_xor_b): New function.
16012 ifdef the basic block stuff on IN_GCC.
16013
160142001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
16015
16016 * cppexp.c (parse_defined): Always record the macro name.
16017 (lex): Don't worry about identifiers, or special-case
16018 CPP_NOT here.
16019 (_cpp_parse_expr): Figure out at the end of the routine
16020 whether we saw a valid !defined() expression.
16021 * cppfiles.c (stack_include_file): Update for mi_valid.
16022 (_cpp_pop_file_buffer): Similarly.
16023 * cpplex.c (_cpp_lex_token): Similarly.
16024 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
16025 mi_if_not_defined, mi_lexed): Remove.
16026 (mi_valid): New.
16027 * cpplib.c (do_if): Simplify.
16028 (do_endif, push_conditional, _cpp_handle_directive): Update
16029 for renaming of mi_state to mi_valid.
16030doc:
16031 * cpp.texi: Add index entries for digraphs, and add comment
16032 that C++ refers to them as alternative tokens.
16033
16034Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
16035
16036 * basic-block.h (CLEANUP_PRE_LOOP): New.
16037 * except.c (finish_eh_generation): Update call of cleanup_cfg.
16038 * sibcall.c (optimize_sibling_calls): Likewise.
16039 * toplev.c (rest_of_compilation): Likewise.
16040 * flow.c (try_forward_edges): Take argument MODE;
16041 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
16042 (try_optimize_cfg): Update call of try_forward_edges.
16043
16044Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
16045 Jan Hubicka <jh@suse.cz>
16046
16047 * (validate_replace_rtx_1): Fix simplification of MINUS.
16048
160492001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
16050
16051 PR preprocessor/3669
16052 * cppinit.c (init_dependency_output): Turn off dump requests
16053 if sending dependencies to stdout.
16054
160552001-07-28 Richard Henderson <rth@redhat.com>
16056
16057 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
16058 not optimizing.
16059
160602001-07-28 Golubev I. N. <gin@mo.msk.ru>
16061
16062 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
16063
160642001-07-28 Kazu Hirata <kazu@hxi.com>
16065
16066 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
16067 is VAR_DECL first to prevent an ICE.
16068
160692001-07-28 Richard Henderson <rth@redhat.com>
16070
16071 * varasm.c (immed_real_const_1): Don't elide special cases for
16072 nested functions.
16073 (clear_const_double_mem): Clear const_tiny_rtx too.
16074
160752001-07-28 Richard Henderson <rth@redhat.com>
16076
16077 * dwarf2out.c (dw_val_class_offset): New.
16078 (struct dw_ranges_struct, dw_ranges_ref): New.
16079 (ranges_table, ranges_table_allocated): New.
16080 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
16081 (add_AT_offset, add_ranges, output_ranges): New.
16082 (print_die, output_die): Handle dw_val_class_offset.
16083 (attr_checksum, size_of_die, value_format): Likewise.
16084 (gen_lexical_block_die): Handle non-contiguous blocks.
16085 (gen_block_die): Likewise.
16086 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
16087 if needed. Dump the ranges table.
16088 * final.c (final_start_function): Remove unnecessary notes and
16089 rebuild the block tree before numbering the blocks.
16090 * function.c (reorder_blocks_0): Walk the existing block tree
16091 to unmark all blocks.
16092 (reorder_blocks_1): Create block fragments when duplicate block
16093 notes are seen.
16094 (reorder_fix_fragments): New.
16095 (reorder_blocks): Call it.
16096 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
16097
160982001-07-28 Richard Henderson <rth@redhat.com>
16099
16100 * emit-rtl.c (adjust_address): Make a copy of the memory address.
16101
161022001-07-28 Richard Henderson <rth@redhat.com>
16103
16104 * flow.c (add_to_mem_set_list): New function.
16105 (init_propagate_block_info): Use it.
16106 (mark_set_1): Likewise.
16107 (insn_dead_p): Canonicalize memory address for dead store
16108 comparison. Allow wider mode stores to kill narrower mode stores.
16109 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
16110 (invalidate_mems_from_set): Don't handle MEMs.
16111
161122001-07-28 Kazu Hirata <kazu@hxi.com>
16113
16114 * config/h8300/h8300.h: Fix formatting.
16115
16116Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
16117
16118 * basic-block.h (EDGE_FREQUENCY): New macro.
16119 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
16120 for new BB/edges.
16121 * flow.c (find_sub_basic_blocks): Likewise.
16122 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
16123 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
16124
16125 * predict.c (DEF_PREDICTOR): New argument FLAGS.
16126 (HITRATE): New macro.
16127 (PRED_FLAG_FIRST_MATCH): New constant.
16128 (predictor_info): New field flgags.
16129 (combine_predictions_for_insn): Use DS theory to combine
16130 probabilities; set the edge probabilities when finished.
16131 (estimate_probability): Avoid duplicated matches
16132 of LOOP_BRANCH heuristics for nested loops; update comment.
16133 * predict.def: Add flags for each prediction, set probabilities
16134 according to B&L paper.
16135 * predict.h (DEF_PREDICTOR): New argument FLAGS.
16136
16137 * profile.c (compute_branch_probabilities): Cleanup way the edge
16138 probabilities are computed and REG_BR_PROB notes are dropped; if
16139 values does not match, emit error.
16140 (init_branch_prob): Do error instead of warning when profile driven
16141 feedback is missing or corrupt.
16142
161432001-07-27 DJ Delorie <dj@redhat.com>
16144
16145 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
16146 against a constant, try to adjust the compare to have the desired
16147 constant in it so that min/max optimizations happen more often.
16148
16149Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
16150
16151 * flow.c (last_loop_beg_note): New function.
16152 (redirect_edge_and_branch): Use it.
16153 (split_edge): Likewise.
16154
16155 * alias.c (loop_p): Avoid uninitialized memory access.
16156
16157 * flow.c (try_forward_edges): Avoid accessing freed memory.
16158
16159 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
16160 variable access.
16161
161622001-07-26 Andrew Haley <aph@redhat.com>
16163 Joern Rennecke <amylaar@redhat.com>
16164
16165 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
16166 (SUBTARGET_CPP_ENDIAN_SPEC): New.
16167 (SUBTARGET_CPP_SPEC): New.
16168 (CPP_SPEC): Remove.
16169 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
16170 (SUBTARGET_CPP_PTR_SPEC): New.
16171 (CPP_DEFAULT_CPU_SPEC): New.
16172 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
16173 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
16174 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
16175 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
16176 (SUBTARGET_CPP_SPEC): Define as an empty string.
16177
161782001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16179
16180 * doc/install.texi (Configuration): Properly link the host
16181 specific instructions also when generating HTML.
16182
16183Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
16184
16185 * flow.c (redirect_edge_and_branch_force): Test
16186 target->global_live_at_start.
16187
161882001-07-26 Richard Henderson <rth@redhat.com>
16189
16190 * simplify-rtx.c (avoid_constant_pool_reference): Export.
16191 * rtl.h (avoid_constant_pool_reference): Declare it.
16192 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
16193 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
16194
16195Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
16196
16197 * rtl.h (cleanup_barriers): Declare.
16198 * jump.c (cleanup_barriers): New function.
16199 * toplev.c (rest_of_compilation): Call cleanup_barriers
16200 before loop optimizer and after bb_reorder.
16201
16202 * flow.c (back_edge_of_syntactic_loop_p): New.
16203 (split_edge): Use it.
16204
162052001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16206
16207 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
16208
16209Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
16210
16211 * cse.c (cse_process_notes): Replace any registers if the address
16212 remains valid.
16213
16214Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
16215
16216 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
16217 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
16218 (propagate_block): Update prototype.
16219 * flow.c (update_life_info): Simplify the CFG and
16220 recalculate the global regs which are alive when
16221 removing dead code during a global update.
da7d8304 16222 (propagate_block): Return nonzero if an INSN is
619acae7
JL		 16223 deleted.
16224
162252001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16226
16227 * Makefile.in (LIBICONV): Define.
16228
162292001-07-26 Catherine Moore <clm@redhat.com>
16230
16231 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
16232 of conditional to avoid tree checking errors.
16233
162342001-07-26 Kazu Hirata <kazu@hxi.com>
16235
16236 * regmove.c (regmove_optimize): Don't replace a reg with
16237 another reg of a different mode.
16238
162392001-07-26 Andrew MacLeod <amacleod@redhat.com>
16240
16241 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
16242 limit length of dependency flush list.
16243 * params.h (MAX_PENDING_LIST_LENGTH): Define.
16244 * sched-int.h (struct deps): Add pending_flush_length field.
16245 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
16246 has 1 element in it.
16247 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
16248 (sched_analyze): After a jump, if the pending memory flush list is too
16249 large, flush the pending lists.
16250 (init_deps): Initialize pending_flush_length to 0.
16251 * doc/invoke.texi (max_pending_list_length): Document parameter.
16252
162532001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
16254
16255 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
16256 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
16257 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
16258
162592001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
16260
16261 * cpphash.h (struct_lexer_state): Delete was_skipping.
16262 Move skipping here from struct cpp_reader.
16263 * cpplex.c (parse_identifier): Update.
16264 (_cpp_lex_token): Don't skip tokens in a directive.
16265 * cpplib.c (struct if_stack): Update.
16266 (start_directive, end_directive): Don't change skipping state.
16267 (_cpp_handle_directive): Update.
16268 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
16269 (do_else, do_endif): Update; only check for excess tokens if not
16270 in a skipped conditional block.
16271 (push_conditional): Update for new struct if_stack.
16272
162732001-07-26 Graham Stott <grahams@redhat.com>
16274
16275 * function.c (locate_and_pad_parm): Also pad initial offset
16276 so that the total argument size also includes the padding.
16277
162782001-07-26 Graham Stott <grahams@redhat.com>
16279
16280 * gensupport.c (alter_output_for_insn): Correct enable checking failure
16281 change XSTR to XTMPL.
16282
16283 (process_one_cond_exec): Likewise
16284
162852001-07-25 Richard Henderson <rth@redhat.com>
16286
16287 * varasm.c (assemble_variable): Create DECL_RTL before setting
16288 TREE_ASM_WRITTEN.
16289
16290Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
16291
16292 * predict.c (estimate_probability): Avoid duplicated predictions.
16293
16294 * loop.c (find_and_verify_loops): Grok multiple barriers.
16295
16296Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16297
16298 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
16299
16300 * dbxout.c: Consistently use putc instead of fputc.
16301 (print_wide_int): New function; call instead of direct fprintf.
16302 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
16303 (dbxout_type_fields, dbxout_type_method_1): Likewise.
16304 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
16305 (print_int_cst_octal): Likewise.
16306 (print_octal): Show we wrote characters.
16307 (dbxout_type): Set have_used_extensions in more places.
16308
163092001-07-25 Catherine Moore <clm@redhat.com>
16310
16311 * config/v850/v850.c (v850_va_arg): Use addr
16312 instead of valist to build incr.
16313
16314Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
16315
16316 * flow.c (delete_dead_jumptables): New function.
16317 (life_analyzis): Call it.
16318 * bb-reorder.c (skip_insns_after_block): Handle contradictory
16319 sequences.
16320
163212001-07-25 Richard Henderson <rth@redhat.com>
16322
16323 * except.c (reachable_handlers): Handle a region being removed
16324 out from under a RESX.
16325
163262001-07-25 Richard Henderson <rth@redhat.com>
16327
16328 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
16329 swap GE/GT if it is an fp comparison.
16330
163312001-07-25 Andrew Haley <aph@cambridge.redhat.com>
16332
16333 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
16334 operands.
16335
16336Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
16337
16338 * ssa.c (rename_insn_1): Do not wrap an assignment to a
16339 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
16340 glitch.
16341
16342 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
16343 throw an exception.
16344 (visit_expression): When attempting to simplify an expression,
16345 retrieve any modes for arguments before they are simplified
16346 to constants.
16347
163482001-07-25 Andrew MacLeod <amacleod@redhat.com>
16349 Janis Johnson <janis@us.ibm.com>
16350
16351 * stmt.c (expand_goto): A nonlocal goto can be a call too.
16352 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
16353 pointer parameters to match documented usage of nonlocal_goto.
16354 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
16355 parameters to their correct order.
16356 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
16357 parameters to their correct order.
16358
163592001-07-25 Andrew MacLeod <amacleod@redhat.com>
16360
16361 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
16362
163632001-07-25 Jan Hubicka <jh@suse.cz>
16364 Richard Henderson <rth@redhat.com>
16365
16366 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
16367 the sequence.
16368 (make_edges): New argument update_p; populate the edge cache if set.
16369 (find_basic_blocks): Update make_edges invocation.
16370
163712001-07-24 Joel Sherrill <joel@OARcorp.com>
16372
16373 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
16374
163752001-07-24 Joel Sherrill <joel@OARcorp.com>
16376
16377 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
16378 -Acpu and -Amachine.h.
16379 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
16380 Corrected header to say ELF not a.out.
16381 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
16382 when given -msoft-float.
16383
163842001-07-24 Joel Sherrill <joel@OARcorp.com>
16385
16386 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
16387 extra multilib parts like arm-elf.
16388 (i960-*-coff*, i960-*-rtems): Should not use collect2.
16389 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
16390 crtfini.o as extra multilib parts.
16391
163922001-07-24 Joel Sherrill <joel@OARcorp.com>
16393
16394 * configure.in: Add rtems as a supported thread model.
16395 * gthr-rtems.h: Add missing entry point __gthread_active_p.
16396 * configure: Rebuilt.
16397
163982001-07-24 Lars Brinkhoff <lars@nocrew.org>
16399
16400 * stor-layout.c (get_mode_alignment): make it work when
16401 BITS_PER_UNIT is not a power of two.
16402 * builtins.c (get_pointer_alignment): Likewise.
16403
164042001-07-24 Richard Henderson <rth@redhat.com>
16405
16406 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
16407 the retrieved constant into the expected mode.
16408
16409Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
16410
16411 * flow.c (try_simplify_condjump): Avoid duplicated edges.
16412 (verify_flow_info): Check for duplicated edges; clarify
16413 error reporting.
16414
16415 * flow.c (block_label): Update basic_block_for_insn.
16416 (commit_edge_insertions): Call compute_bb_for_insn.
16417
16418 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
16419 returns too.
16420
16421 * flow.c (redirect_edge_and_branch,
16422 try_optimize_cfg): Use redirect_edge_succ_nodup
16423 (redirect_edge_succ_nodup): New.
16424 * basic_block.h (redirect_edge_succ_nodup): Declare.
16425
16426 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
16427 after gcse.
16428
16429Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
16430
16431 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
16432 (try_crossjump_to_edge): Update commetns.
16433 (try_crossjump_bb): Likewise.
16434
164352001-07-24 Richard Henderson <rth@redhat.com>
16436
16437 * combine.c (distribute_notes): Move set of need_refresh
16438 for noop_move_p down to catch all cases.
16439
16440Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
16441
16442 * recog.c (split_all_insns_noflow): New.
16443 * rtl.h (split_all_insns_noflow): Declare.
16444 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
16445 * m68hc11.c (m68hc11_reorg): Likewise.
16446 * sh.c (machine_dependent_reorg): Likewise.
16447 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
16448 call.
16449
164502001-07-18 Andrew Haley <aph@cambridge.redhat.com>
16451
16452 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
16453 (ashlsi3_n splitter): Likewise.
16454 (lshrsi3_n splitter): Likewise.
16455
16456 (GOTaddr2picreg): Make const SImode.
16457 (sym_label2reg): Likewise.
16458 (symGOT2reg): Likewise.
16459 (symGOTOFF2reg) Likewise.
16460
16461 (casesi_worker_0): Make unspec SImode.
16462
164632001-07-18 Andrew Haley <aph@cambridge.redhat.com>
16464
16465 * config/sh/sh.c (barrier_align): Check that an operand really is
16466 an insn before extracting its INSN_CODE.
16467
164682001-07-24 Andrew Haley <aph@cambridge.redhat.com>
16469
16470 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
16471 dangling else.
16472
16473 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
16474 for SImode to prevent overflow.
16475
164762001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16477
16478 * config/mips/irix6-libc-compat.c: New file.
16479 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
16480 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
16481 passing workaround.
16482
164832001-07-24 lars brinkhoff <lars@nocrew.org>
16484
16485 * rtl.texi (REG_POINTER): Document.
16486 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
16487 QFmode, HFmode, TQFmode, QCmode, and HCmode.
16488
16489Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
16490
16491 * flow.c (delete_noop_moves): Do not confuse libcall regions.
16492
164932001-07-23 Richard Henderson <rth@redhat.com>
16494
16495 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
16496
164972001-07-23 Kazu Hirata <kazu@hxi.com>
16498
16499 * config/h8300/h8300-protos.h: Add a prototype for
16500 general_operand_dst_push.
16501 * config/h8300/h8300.c (general_operand_dst_push): New.
16502 * config/h8300/h8300.h (OK_FOR_T): New.
16503 (EXTRA_CONSTRAINT): Use it.
16504 * config/h8300/h8300.md (movqi_push): Remove and integrate into
16505 the existing movqi pattern.
16506 (movhi_push): Likewise.
16507
16508 * reload.c: Fix comment typos.
16509
16510Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
16511
16512 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
16513
165142001-07-23 H.J. Lu (hjl@gnu.org)
16515
16516 * doc/extend.texi: Update __builtin_return_address and
16517 __builtin_frame_address.
16518
165192001-07-23 Richard Henderson <rth@redhat.com>
16520
16521 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
16522 before CSE.
16523 * config/i386/i386.md: New setcc+movzbl peephole2.
16524
165252001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
16526
16527 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
16528 * objc/objc-act.c: Include debug.h.
16529 (synth_module_prologue): Save and restore debug hooks too.
16530
165312001-07-23 lars brinkhoff <lars@nocrew.org>
16532
16533 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
16534 and C4X_FLOAT_FORMAT.
16535 (BOOL_TYPE_SIZE): Document.
16536
16537Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
16538
16539 * unroll.c (loop_iterations): Fix miscalculation of initial
16540 giv offset.
16541
165422001-07-13 Andrew Haley <aph@redhat.com>
16543
16544 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
16545 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
16546 * config/sh/sh.c (sh_can_redirect_branch): New function.
16547 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
16548 * reorg.c (steal_delay_list_from_target): Use
16549 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
16550
16551Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
16552
16553 * flow.c (try_simplify_condjump): Unlink insn chain on
16554 fallthru edge; use can_fallthru.
16555
16556Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
16557
16558 * basic-block.h (find_sub_basic_block): Declare.
16559 * flow.c (make_edges): New arguments MIN and MAX;
16560 (find_sub_basic_blocks): Revamp to use make_edges
16561 and purge_dead_edges.
16562 (find_basic_blocks): Update call of find_sub_basic_block.
16563
16564 * recog.c (split_all_insns): Always expect CFG to be consistent;
16565 call find_sub_basic_blocks in case something has changed.
16566 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
16567 has been built.
16568
16569 * basic-block.h (delete_noop_moves): Declare.
16570 * combine.c (combine_instructions): Call it.
16571 (recog_for_combine): Tolerate noop moves
16572 (distribute_notes): Force refresh when register dies at noop move.
16573 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
16574 too.
16575 (life_analysis): Update delete_noop_moves call.
16576 (set_noop_p): Move too ...
16577 * rtlanal.c (noop_move_p): ... here.
16578 * rtl.h (noop_move_p): Declare.
16579
16580 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
16581 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
16582 after combine.
16583 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
16584 (cprop_jump): Likewise; call purge_dead_edges if substitution succeeded.
16585
165862001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
16587
16588 * reload.c (push_reload): Fix typo in comment.
16589 (find_reloads_address): Ditto.
16590 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
16591
165922001-07-22 Richard Henderson <rth@redhat.com>
16593
16594 * flow.c: Grammar check and clarify a lot of comments.
16595 (try_simplify_condjump): Rename variables to be clearer.
16596 (try_forward_edges): Skip complex and fallthru edges.
16597 Rearrange tests to avoid duplicate checks.
16598 (flow_find_cross_jump): Likewise.
16599 (outgoing_edges_match): Allow match if neither branch has
16600 probability data. Loosen probability match to 5%.
16601 (try_crossjump_to_edge): Hoist repeated indirection into
16602 local variables.
16603 (try_crossjump_bb): Don't check complex edges. Eliminate
16604 redundant crossjump tests.
16605 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
16606 checks before more expensive checks.
16607
166082001-07-22 Richard Henderson <rth@redhat.com>
16609
16610 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
16611 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
16612 arguments.
16613
166142001-07-22 Richard Henderson <rth@redhat.com>
16615
16616 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
16617 (const_sint32_operand): Likewise.
16618 * m68k.md (anon mulsi pattern): Use const_int_operand not
16619 const_sint32_operand.
16620 (umulsi3_highpart): Zero extend a constant input.
16621 (smulsi3_highpart): Don't bother checking SImode constant.
16622 (const_umulsi3_highpart): Give op3 DImode.
16623 (const_smulsi3_highpart): Likewise.
16624
166252001-07-22 Richard Henderson <rth@redhat.com>
16626
16627 * flow.c (split_block): Make sure bb_note is included in the
16628 new block when splitting before a label.
16629
16630Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
16631
16632 * basic-block.h (redirect_edge_and_branch_force,
16633 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
16634 * flow.c (redirect_edge_and_branch_force,
16635 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
16636 (redirect_edge_and_branch_force): Fix copying of lifeness information.
16637 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
16638 * ifcvt.c (dead_or_predictable): Take BB as an new destination
16639 instead of label; update CFG after transformation.
16640 (find_if_case_1): Update call, use redirect_edge_and_branch_force
16641 for finishing the transformation; handle even case where ELSE
16642 does not follow THEN.
16643 (find_if_case_2): Update call of dead_or_predictable; simplify
16644 CFG update.
16645
16646 * emit-rtl.c (split_branch_probability): New global variable.
16647 (try_split): Take care to set split_branch_probability and
16648 create REG_BR_PROB note for new jump insns.
16649 * md.texi (define_split): Document new feature.
16650
16651 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
16652
166532001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
16654
16655 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
16656 (asm_out_file): Remove redundant declaration.
16657 (assemble_asm): Remove old #if 0 block.
16658 (assemble_variable): Remove end of function; debug output is
16659 now handled with global_decl. Remove old #if 0 block. Update.
16660 Remove saved_in_section and associated no-op code.
16661 * Makefile.in (varasm.o): Correct dependencies.
16662
16663Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
16664
16665 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16666 the definition in defaults.h.
16667
16668Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
16669
16670 * jump.c: Update comments.
16671 (delete_barrier_successors, delete_unreferenced_labels,
16672 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
16673 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
16674 jump_optimize, jump_optimize_minimal): Kill.
16675 (rebuild_jump_labels): Move code from jump_optimize_1.
16676 (purge_line_number_notes): Likewise.
16677 (copy_loop_headers): Likewise.
16678 * reg-stack.c: Update comment.
16679 * stmt.c: Likewise.
16680 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
16681 JUMP_AFTER_REGSCAN): Kill.
16682 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
16683 purge_line_number_notes and copy_loop_headers.
16684
166852001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
16686 Richard Henderson <rth@redhat.com>
16687
16688 * dbxout.c (dbxout_global_decl): New.
16689 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
16690 * sdbout.c (sdbout_finish): New.
16691 (sdbout_debug_hooks): Use it, add comments.
4912a07c 16692 (sdbout_global_decl): Defer initialized public vars to
619acae7
JL		 16693 sdbout_finish.
16694 * varasm.c (assemble_variable): Don't output debug information
16695 for file-scope variables.
16696
166972001-07-22 Richard Henderson <rth@redhat.com>
16698
16699 * config/alpha/alpha.c (get_trap_mode_suffix): New.
16700 (get_round_mode_suffix): New.
16701 (print_operand): Use them for [/]. Remove support for [&'`()+].
16702 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
16703 * config/alpha/alpha.md (attr round_suffix): New.
16704 (attr trap_suffix): New.
16705 (all insns): Set them appropriately. Use %/ instead of the
16706 myriad punctuators.
16707
167082001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
16709
16710 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
16711
167122001-07-22 Richard Henderson <rth@redhat.com>
16713
16714 * regrename.c (regrename_optimize): Compute nregs for each
16715 potential target register.
16716
167172001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
16718 Richard Henderson <rth@redhat.com>
16719
16720 * dbxout.c (dbxout_global_decl): New.
16721 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
16722 * sdbout.c (sdbout_finish): New.
16723 (sdbout_debug_hooks): Use it, add comments.
4912a07c 16724 (sdbout_global_decl): Defer initialized public vars to
619acae7
JL		 16725 sdbout_finish.
16726 * varasm.c (assemble_variable): Don't output debug information
16727 for file-scope variables.
16728
167292001-07-21 H.J. Lu (hjl@gnu.org)
16730
16731 * config/mips/mips.c (mips_cpu): Moved into ...
16732 (override_options): Here.
16733
16734 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
16735 mips_tune.
16736 (mips_cpu): Removed.
16737
167382001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16739
16740 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
16741 ("iorqi3"): Likewise.
16742 ("xorqi3"): Likewise.
16743 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
16744 ("*subhi3_sp): Likewise.
16745 ("*subhi3"): Likewise.
16746 ("extendhisi2"): Accept D, X and Y as source operand to avoid
16747 reload problems.
16748
167492001-07-21 Nathan Sidwell <nathan@codesourcery.com>
16750
16751 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
16752 * config/freebsd.h: Likewise.
16753 * config/linux.h: Likewise.
16754 * config/openbsd.h: Likewise.
16755 * config/alpha/linux-elf.h: Likewise.
16756 * config/arm/linux-elf.h: Likewise.
16757 * config/d30v/d30v.h: Likewise.
16758 * config/fr30/fr30.h: Likewise.
16759 * config/ia64/aix.h: Likewise.
16760 * config/ia64/ia64.h: Likewise.
16761 * config/mips/linux.h: Likewise.
16762 * config/pj/pj.h: Likewise.
16763 * config/rs6000/linux.h: Likewise.
16764 * config/sparc/linux.h: Likewise.
16765 * config/sparc/linux64.h: Likewise.
16766
167672001-07-20 Bruce Korb <bkorb@gnu.org>
16768
16769 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
16770 because getc() and char* may disagree on signedness.
16771
167722001-07-20 Richard Henderson <rth@redhat.com>
16773
16774 * doc/rtl.texi (REG_DEAD): Update for current semantics.
16775
16776 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
16777 insns to delete in the presence of cc0 in a jump insn.
16778
16779Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
16780 Jan Hubicka <jh@suse.cz>
16781
16782 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
16783 of doing the change by hand.
16784
16785Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
16786
16787 * rtlanal.c (set_noop_p): Return true for noop jumps.
16788
16789 * expr.c (emit_single_push_insn): Add call to push expander.
16790 * expr.h (optab_index): Add OTI_push
16791 (push_optab): New constant.
16792 * genopinit.c (optabs): Add push_optab.
16793 * optabs.c (init_optab): Init push optab.
16794 * md.texi (push??1): Document
16795
167962001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16797
16798 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
16799 expand to emit the pattern; put a REG_INC note for push/pop
16800 instructions.
16801 ("movdf", "movdf_internal"): Likewise.
16802 ("movsi", "movsi_internal"): Likewise.
16803 ("movsf", "movsf_internal"): Likewise.
16804 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
16805
168062001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16807
16808 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
16809 gen_highpart.
16810
168112001-07-20 Daniel Berlin <dan@cgsoftware.com>
16812
16813 * params.def: Change default max inline insns to 100.
16814
168152001-07-20 Diego Novillo <dnovillo@redhat.com>
16816
16817 * combine.c (combine_simplify_rtx): Generate a new shift operation
16818 when simplifying the first operand of a (neg (ashift)) expression.
16819
168202001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
16821
16822 * regclass.c (N_REG_INTS): Use only 32 bits per element.
16823
168242001-07-20 Kelley Cook <kelley.cook@home.com>
16825
16826 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
16827 information. Move rest into ...
16828 (*-*-solaris): ... here. Eliminate redundant information and
16829 reword necessary packages section. Delete 4.x assembler bug info.
16830 (sparc-sun-*): Merge into ...
16831 (sparc-sun-sunos*): here.
16832
168332001-07-20 Catherine Moore <clm@redhat.com>
16834
16835 * config/v850/v850.md (casesi): Generate LABEL_REF
16836 with Pmode.
16837
16838Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
16839
16840 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
16841 * i386.c (ix86_zero_extend_to_Pmode): Make global.
16842 * i386.md (strclrsi expander): Use it.
16843
16844Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
16845
16846 * integrate.c (copy_insn_list): handle
16847 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
16848 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
16849 identically as to CODE_LABEL.
16850
16851 * fold-const (fold): Convert A/B/C to A/(B*C) and
16852 A/(B/C) to (A/B)*C
16853
16854 * except.c (connect_post_landing_pads): Delete the RESX insns.
16855
168562001-07-20 Aldy Hernandez <aldyh@redhat.com>
16857
16858 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
16859
16860 * config/mips/mips.md (nmadd/nmsub): Use macro.
16861
168622001-07-20 Nathan Sidwell <nathan@codesourcery.com>
16863
16864 * cppinit.c (remove_dup_dir): Make static.
16865 (remove_dup_dirs): Make static. Only warn about preempting a
16866 system directory with a non-system directory.
16867
168682001-07-19 Geoffrey Keating <geoffk@redhat.com>
16869
16870 * ifcvt.c (noce_try_store_flag_constants): Correct order
16871 of parameters to trunc_int_for_mode.
16872
168732001-07-19 Mark Mitchell <mark@codesourcery.com>
16874
16875 * reorg.c (fill_simple_delay_slots): If an instruction might throw
16876 an exception that will be caught within this function, do not fill
16877 its delay slot with any subsequent instruction.
16878
168792001-07-19 Steve Ellcey <sje@cup.hp.com>
16880
16881 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
16882 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
16883 pointer extension instruction.
16884 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
16885 * simplify-rtx.c (simplify_unary_operation) Likewise.
16886 * explow.c (convert_memory_address) Check value of
16887 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
16888 less than zero.
16889 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
16890 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
16891 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
16892 Add Multilib Support.
16893 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
16894 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
16895 Add Multilib Support.
16896 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
16897 support.
16898 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
16899 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
16900 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
16901
169022001-07-19 Alexandre Oliva <aoliva@redhat.com>
16903
16904 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
16905 old and new operands in `<', `3' and `b'.
16906
169072001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
16908
16909 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
16910 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
16911 (toplev.o): Don't depend on xcoffout.h.
16912 * c-decl.c: Include debug.h
16913 (duplicate_decls): Use debug hook.
16914 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
16915 (dbx_debug_hooks, xcoff_debug_hooks): Update.
16916 (dbxout_types): Remove.
16917 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
16918 * debug.c (do_nothing_debug_hooks): Update.
16919 (debug_true_tree, debug_nothing_rtx): New.
16920 * debug.h (struct rtx_def): New.
16921 (struct gcc_debug_hooks): New hooks ignore_block,
16922 outlining_inline_function and label.
16923 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
16924 dwarf2out_frame_finish): New.
16925 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
16926 Make static, update prototype.
16927 (dwarf2_debug_hooks): Update.
16928 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
16929 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
16930 * dwarfout.c (dwarf_debug_hooks): Update.
16931 * emit-rtl.c: Include debug.h.
16932 (remove_unnecessary_notes): Use debug hook.
16933 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
16934 (final_scan_insn): Use debug hook.
16935 * integrate.c (output_inline_function): Use debug hook.
16936 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
16937 (sdb_debug_hooks): Update.
16938 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
16939 * toplev.c: Don't include xcoffout.h.
16940 (note_outlining_of_inline_function, debug_ignore_block): Remove.
16941 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
16942 Remove.
16943 * tree.h (dwarf2out_do_frame): Remove.
16944
169452001-07-19 Catherine Moore <clm@cygnus.com>
16946
16947 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
16948
169492001-07-19 Geoffrey Keating <geoffk@redhat.com>
16950
16951 * reload1.c (eliminate_regs_in_insn): When updating a set
16952 to the frame pointer to the hardware frame pointer, perform
16953 the update always not just when REPLACE is set.
16954
16955 * reload1.c (choose_reload_regs): Don't inherit a reload
16956 that crosses multiple registers if registers past the first
16957 don't fit in the desired class.
16958
16959 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
16960 when negating constants.
16961
169622001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
16963
16964 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
16965 * doc/tree.texi: Ditto.
16966
169672001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
16968 Jakub Jelinek <jakub@redhat.com>
16969
16970 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
16971 (extract_cie_info): Handle "eh" augmentation properly,
16972 remember eh_ptr.
16973 (struct frame_state, __frame_state_for): New.
16974
169752001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16976
16977 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
16978 HANDLE_SYSV_PRAGMA): Define.
16979 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
16980 previous args.
16981 (copy_object): Caller changed.
16982
169832001-07-19 Andreas Schwab <schwab@suse.de>
16984
16985 * configure.in (assembler dwarf2 debug_line support): Define nop
16986 insn for m68k.
16987 * configure: Regenerated.
16988
169892001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
16990
16991 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
16992 dwarfout.h.
3dc60fc7 16993 * dbxout.c (dbxout_function): Rename dbxout_function_decl, move
619acae7
JL		 16994 to conditionally compiled block.
16995 (dbx_debug_hooks, xcoff_debug_hooks): Update.
16996 * dbxout.h (dbxout_function): Remove.
16997 * debug.c (do_nothing_debug_hooks): Update.
16998 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
16999 global_decl, deferred_inline_function.
17000 * dwarf2out.c (dwarf2_debug_hooks): Update.
17001 (dwarf2out_global_decl): New.
17002 * dwarfout.c: Don't include dwarfout.h.
17003 (dwarfout_global_decl, dwarfout_function_decl,
17004 dwarfout_deferred_inline_function): New.
17005 (dwarf_debug_hooks): Update.
17006 * dwarfout.h: Remove.
17007 * final.c: Don't include dwarfout.h.
17008 * sdbout.c (sdbout_global_decl): New.
17009 (sdbout_debug_hooks): Update.
17010 * toplev.c: Don't include dwarfout.h.
17011 (check_global_declarations, rest_of_compilation): Use new debug hooks.
17012 (note_deferral_of_defined_inline_function): Remove.
17013 * toplev.h (note_deferral_of_defined_inline_function): Remove.
17014 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
17015 * ch/lex.c: Don't include dwarfout.h.
17016 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
17017 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
17018 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
17019 * cp/optimize.c: Include debug.h.
17020 (maybe_clone_body): Use debug hook.
17021 * cp/semantics.c: Include debug.h.
17022 (expand_body): Use debug hook.
17023 * po/POTFILES.in: Remove dwarfout.h.
17024
170252001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
17026
17027 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
17028 * c-parse.in (yyerror, _yylex): Similarly.
17029 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
17030 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
17031 Update comments.
17032 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
17033 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
17034
170352001-07-18 Jeff Sturm <jsturm@one-point.com>
17036
17037 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
17038 in-class declaration at -g1. Fixes c++/2814.
17039
170402001-07-18 Richard Henderson <rth@redhat.com>
17041
17042 * doc/md.texi (reload_in/out): Document restrictions in predicates
17043 and constraints for these patterns. Document empty string matching
17044 ALL_REGS.
17045
170462001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17047
17048 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
17049
17050Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
17051
17052 * cse.c: Undo my previous patch.
17053
170542001-07-18 Tom Tromey <tromey@redhat.com>
17055
17056 For PR java/2812:
17057 * configure: Rebuilt.
17058 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
17059 instead.
17060 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
17061
17062Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
17063 Jan Hubicka <jh@suse.cz>
17064
17065 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
17066 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
17067 * jump.c (mark_jump_label): Do not forward branches.
17068
17069Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
17070
17071 * cse.c (delete_trivially_dead_insns): Delete the libcall block
17072 when return value is unused.
17073
17074Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
17075
17076 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
17077
17078Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
17079
17080 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
17081 on error. We can't blindly return the result of
17082 pthread_mutex_trylock because it returns a positive number on
17083 error, while we must return -1 on error.
17084 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
17085 fixes.
17086 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
17087
170882001-07-18 Andreas Jaeger <aj@suse.de>
17089
17090 * integrate.c (output_inline_function): Correct type of debug_hooks.
17091
170922001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
17093
17094 * combine.c (combine_simplify_rtx): DIV can be treated
17095 associatively for floats if unsafe math optimisations are enabled.
17096
170972001-07-17 Richard Henderson <rth@redhat.com>
17098
17099 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
17100
171012001-07-17 Richard Henderson <rth@redhat.com>
17102
17103 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
17104 don't force the function address into a register.
17105 (expand_call, emit_library_call_value_1): Update callers.
17106 * builtins.c (expand_builtin_apply): Likewise.
17107 * expr.h (prepare_call_address): Update decl.
17108
171092001-07-17 Chandrakala Chavva <cchavva@redhat.com>
17110
17111 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
17112 config directory.
17113 * config/i386/chorus.h: Move up.
17114 * config/sparc/chorus.h: Likewise.
17115 * config/rs6000/chorus.h: Likewise.
17116 * config/chorus.h: Moved here.
17117
171182001-07-17 Andreas Schwab <schwab@suse.de>
17119
17120 * configure.in (assembler eh_frame optimization): Handle big
17121 endian.
17122 * configure: Regenerated.
17123
17124Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
17125
17126 * expr.c (epxand_expr): Convert divisions into multiplications by
17127 reciprocals if -ffast-math.
17128
171292001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
17130
17131 * dbxout.c (dbxout_really_begin_function): Rename to
17132 dbxout_begin_function.
17133 (dbx_debug_hooks, xcoff_debug_hooks): Update.
17134 (dbxout_begin_function): Remove.
17135 (dbxout_function): Update.
17136 (dbxout_source_line): Update prototype.
17137 * dbxout.h (dbxout_begin_function): Remove.
17138 * debug.c (do_nothing_debug_hooks): Update.
17139 (debug_nothing_tree): Update.
17140 (debug_nothing_charstar_rtx): Remove.
17141 * debug.h (union tree_node): Declare.
17142 (struct rtx_def): Remove.
17143 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
17144 begin_function. Change source_line prototype.
17145 (debug_nothing_tree): New.
17146 (debug_nothing_charstar_rtx): Delete.
17147 (dwarf2out_begin_prologue): Moved from ...
17148 * tree.h: ... here.
17149 * dwarf2out.c (dwarf2_debug_hooks): Update.
17150 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
17151 debug info, call dwarf2out_source_line.
17152 (dwarf2out_souce_line): Update prototype.
17153 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
17154 Change prototype, make static.
17155 (dwarfout_source_line): Update prototype.
17156 (dwarf_debug_hooks): Update.
17157 * dwarfout.h (dwarfout_begin_function): Remove.
17158 * final.c (final_start_function, final_scan_insn): Use appropriate
17159 debug hooks, update to use notice_source_line.
17160 (output_source_line): Rename notice_source_line. Don't call the
17161 source_line debug hook.
17162 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
17163 make static, update prototype.
17164 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
17165 prototype.
17166 (sdbout_end_prologue): New.
17167 (sdbout_source_line): Update prototype.
17168 (sdbout_debug_hooks): Update.
17169 (sdbout_symbol): Remove unused var.
17170 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
17171 Delete.
17172 * varasm.c: Include debug.h.
17173 (assemble_start_function): Use begin_function debug_hook.
17174 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
17175 update with prototype.
17176 (xcoffout_source_line): Update prototype.
17177 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
17178 update prototype.
17179 (xcoffout_source_line): Update prototype.
17180
171812001-07-17 Richard Henderson <rth@redhat.com>
17182
17183 * c-typeck.c (build_binary_op): Do not shorten unsigned
17184 right shift after sign extension.
17185
17186Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
17187
17188 * combine.c (combine_simplify_rtx): Attempt to simplify
17189 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
17190
17191 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
17192 (simplify_binary_operation, simplify_unary_operation,
17193 simplify_relational_operation): Use it.
17194
17195 * combine.c (combine_simplify_rtx): Don't do associative law
17196 on divisions; allow associative law on floats.
17197
171982001-07-17 H.J. Lu <hjl@gnu.org>
17199 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17200
17201 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
17202 ASM_OUTPUT_WEAK_ALIAS are defined.
17203 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
17204 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
17205 Moved ...
17206 * config/mips/iris5.h: ... here.
17207 (HANDLE_SYSV_PRAGMA): Defined as 1.
17208 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
17209 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
17210 symbol.
17211
172122001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
17213
17214 * c-parse.in (all_prefix_attributes): New variable.
17215 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
17216 (maybe_resetattrs): New production.
17217 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
17218 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
17219 notype_initdcl, nested_function, notype_nested_function,
17220 component_decl, components, components_notype,
17221 component_declarator, component_notype_declarator,
17222 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
17223 ivars, mydecl, myparm): Update. Avoid prefix attributes just
17224 after a comma being applied to more than one declarator.
17225 * doc/extend.texi (Attribute Syntax): Update. Remove
17226 documentation of bugs that are no longer present.
17227
172282001-07-13 Eric Christopher <echristo@redhat.com>
17229
17230 * config/mips/mips.h: Change TUNE_MIPS* options to use
17231 mips_tune.
17232 (EXTRA_SPECS): Add cc1_cpu_spec.
17233 * config/mips/mips.md (muldf3): Fix typo.
17234
172352001-07-16 Richard Henderson <rth@redhat.com>
17236
17237 * config/m68k/m68k.c: Include expr.h and reload.h.
17238 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
17239 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
17240
172412001-07-16 Daniel Berlin <dan@cgsoftware.com>
17242 Richard Henderson <rth@redhat.com>
17243
17244 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
17245 (insn_live_p): Fix fall off end of function.
17246 (dead_libcall_p): Remove COUNTS argument; update callers.
17247 (delete_trivially_dead_insns): Remove unused variables.
17248
172492001-07-17 Andreas Jaeger <aj@suse.de>
17250
17251 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
17252 x86-64 pic support.
17253
17254 * lcm.c (optimize_mode_switching): Avoid warning for unused
17255 variable if !NORMAL_MODE.
17256
17257 * flow.c (try_crossjump_to_edge): Remove unused variable.
17258
172592001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
17260
17261 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
17262 atexit declaration in stdlib.h.
17263
172642001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
17265
17266 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
17267
17268Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
17269
17270 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
17271 * except.c (finish_eh_generation): Update call of cleanup_cfg;
17272 do rebuild_jump_labels instead of jump_optimize
17273 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
17274 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
17275 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
17276
17277 * flow.c: Include timevar.h
17278 (find_basic_block): Push/pop timevar;
17279 (cleanup_cfg): Likewise.
17280 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
17281 * Makefile: Add dependencies on timevar.h
17282
17283 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
17284 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
17285
17286 * rtl.h (delete_trivially_dead_insns): Add new parameter.
17287 * toplev.c (rest_of_compilation): Update calls.
17288 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
17289 (delete_trivially_dead_insns): ... here; accept new argument
17290 preserve_basic_blocks; preserve basic blocks if set.
17291
17292 * reg-stack.c (stack_regs_mentioned): Return 0 if
17293 stack_regs_mentioned_data is not initialized.
17294 (reg_to_stack): Make stack_regs_mentioned survive after the
17295 reg-stack is completted; do not call cleanup_cfg.
17296 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
17297 make cleanup_cfg after bb-reorder to output to debug file.
17298
172992001-07-16 Richard Henderson <rth@redhat.com>
17300
17301 * regclass.c (init_reg_sets): Use only 32 bits per initializer
17302 from int_reg_class_contents.
17303
173042001-07-16 Richard Henderson <rth@redhat.com>
17305
17306 * hard-reg-set.h (regs_invalidated_by_call): Declare.
17307 * regclass.c (regs_invalidated_by_call): Move from cse.c.
17308 (init_reg_sets_1): Move initialization from cse_main.
17309 * cse.c (regs_invalidated_by_call): Move to regclass.c.
17310 (cse_main): Move its initialization also.
17311 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
17312 * flow.c (propagate_one_insn): Likewise.
17313 * gcse.c (compute_hash_table): Likewise.
17314 (compute_kill_rd, compute_store_table): Likewise.
17315 * sched-deps.c (sched_analyze_1): Likewise.
17316
17317Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
17318
17319 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
17320 gen_rtx_SET.
17321
173222001-07-16 Steve Ellcey <sje@cup.hp.com>
17323
17324 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
17325 in if statement so we don't access undefined memory.
17326
173272001-07-16 Daniel Berlin <dan@cgsoftware.com>
17328
17329 * gcse.c: Update comment at top.
17330 Update comment on mem handling.
17331 mem_last_set, mem_first_set, mem_set_in_block: gone.
17332 Declaration of reg_set_info: gone.
17333 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
17334 pointless with load_killed_in_block_p (they are *more*
17335 conservative then it, not less, and less accurate).
17336 (oprs_not_set_p): Ditto.
17337 (alloc_gcse_mem): Don't allocate mem_set_in_block
17338 (free_gcse_mem): Don't free it, either.
17339 (record_last_mem_set_info): Update comment in front, remove
17340 mem_*set_* stuff. Note the reason we don't handle stores directly
17341 here.
17342 (compute_hash_table): Update comments to reflect reality. Remove
17343 mem_*set_* references.
17344 (reset_opr_set_tables): Remove mem_*set_* references.
17345 (mark_call): Ditto.
17346 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
17347 (mark_clobber): Ditto (on both parts, we double set here too).
17348 (expr_killed_p): Remove mem_set_in_block test.
17349 (compute_transp): Remove mem_set_in_block test.
17350
17351 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
17352 of edge, and removal of phi alternative to dump file.
17353 (ssa_ccp_substitute_constants): Add note about register now being
17354 constant, and which uses were replaced in what insns to dump file.
17355
173562001-07-16 Andreas Jaeger <aj@suse.de>
17357
17358 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
17359 variables of type HOST_WIDEST_INT.
17360
17361 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
17362 (__bb_exit_func): Correct type of count_max to avoid overflow.
17363 (num_digits): Handle long long argument.
17364
17365 * combine.c (gen_lowpart_for_combine): Remove unused variable.
17366
173672001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
17368
17369 * output.h (sdb_begin_function_line): Restore as an extern
17370 variable.
17371 * sdbout.c (sdb_begin_function_line): Make extern.
17372
173732001-07-15 Richard Henderson <rth@redhat.com>
17374
17375 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
17376 * genrecog.c (maybe_both_true_mode): New.
17377 (maybe_both_true_2): Use it.
17378 (write_switch): Don't put Pmode in a switch.
17379 * rtl.c (mode arrays): Don't explicitly size them.
17380
17381Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
17382
17383 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
17384 handling; move unconditional splitting before mode switching.
17385
17386 * i386.md (type): Add fistp type.
17387 (i387, length_attr, scheduling definitions): Handle this type.
17388 (fix_trunc?f?i2): Revamp to use mode switching.
17389 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
17390 * i386.h (fp_cw_mode): New enum
17391 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
17392 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
17393
17394Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17395
17396 * Makefile.in (integrate.o): Add debug.h.
17397 * integrate.c (debug.h): Add.
17398 (output_inline_function): Save, reset, and restore debug_hooks.
17399
174002001-07-15 Richard Henderson <rth@redhat.com>
17401
17402 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
17403 instead of COMPARE for the EQUIV expression.
17404
174052001-07-15 Richard Henderson <rth@redhat.com>
17406
17407 * flow.c (redirect_edge_and_branch_force): Initialize
17408 global_live_at_start and global_live_at_end.
17409 (allocate_bb_life_data): Export.
17410 * basic-block.h (allocate_bb_life_data): Declare.
17411 * toplev.c (rest_of_compilation): Call it.
17412
174132001-07-15 Richard Henderson <rth@redhat.com>
17414
17415 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
17416 (alpha_tablejump_best_label): New.
17417 * config/alpha/alpha-protos.h: Declare them.
17418 * config/alpha/alpha.md: Use braced strings for code blocks.
17419 (tablejump_osf): Break out add with r29.
17420 (tablejump_osf_internal): Remove.
17421 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
17422 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
17423
17424Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
17425
17426 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
17427 of the movable.
17428
17429 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
17430
17431 * i386-protos.h (ix86_split_fp_branch): Update prototype.
17432 (ix86_fp_jump_nontrivial_p): New.
17433 * i386.md (fp_jcc_?): Update call of split_fp_branch;
17434 use ix86_fp_jump_nontrivial_p.
17435 * i386.c (ix86_fp_jump_nontrivial_p): New.
17436 (ix86_split_fp_branch): Accept code instead of rtx.
17437 (ix86_expand_compare): Expand comparison early in case
17438 doing so is resonably cheap.
17439
174402001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
17441
17442 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
17443 not 'machine'.
17444 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
17445 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
17446
174472001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
17448
17449 * dbxout.c (dbxout_source_line): Make static, update prototype.
17450 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
17451 (dbxout_init, dbxout_finish, dbxout_source_line,
17452 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
17453 * dbxout.h (dbxout_source_line): Delete.
17454 * debug.c (debug_nothing_file, debug_nothing_file_int,
17455 debug_nothing_file_charstar_rtx): New.
17456 (do_nothing_debug_hooks): Update.
17457 (debug_nothing_void, debug_nothing_charstar_rtx,
17458 dwarf2out_end_epilogue): New.
17459 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
17460 * debug.h (struct rtx_def): Declare.
17461 (gcc_debug_hooks): New hooks source_line, end_epilogue
17462 and end_function.
17463 (debug_nothing_void, debug_nothing_charstar_rtx,
17464 dwarf2out_end_epilogue): New.
17465 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
17466 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
17467 (dwarf2_debug_hooks): Update.
17468 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
17469 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
17470 * dwarf2out.h (dwarf2out_source_line): Remove.
17471 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
17472 Make static, update prototype.
17473 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
17474 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
17475 (dwarf_debug_hooks): Update.
17476 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
17477 dwarfout_end_function): Remove.
17478 * final.c (profile_function): Use debug hooks for ending functions
17479 and epilogues.
17480 (output_source_line, final_end_function): Update prototype,
17481 use debug hooks.
17482 (final_start_function, final_scan_insn): Update.
17483 * output.h (sdb_begin_function_line): Remove.
17484 (final_end_function): Update prototype.
17485 * sdbout.c (sdb_begin_function_line): Make static.
17486 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
17487 (sdbout_source_line): New.
17488 (sdbout_end_epilogue, sdbout_end_function): Make static, update
17489 prototypes.
17490 (sdb_debug_hooks): Update.
17491 (sdbout_init, sdbout_source_line,
17492 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
17493 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
17494 * toplev.c (compile_file, rest_of_compilation): Update.
17495 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
17496 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
17497 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
17498 Update for prototype changes.
17499 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
17500 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
17501
175022001-07-15 Richard Henderson <rth@redhat.com>
17503
17504 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
17505 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
17506 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
17507 * config/alpha/alpha.c: Likewise.
17508 * config/alpha/alpha.md: Likewise.
17509 * config/alpha/alpha32.h: Likewise.
17510 * config/alpha/vms.h: Likewise.
17511 (OPEN_VMS): Remove.
17512
175132001-07-14 Richard Henderson <rth@redhat.com>
17514
17515 * config/alpha/alpha.md: Use define_constants for unspec values.
17516 Substitute throughout.
17517
175182001-07-14 Tim Josling <tej@melbpc.org.au>
17519
17520 * tree.def (EXPON_EXPR) remove. Never supported anyway.
17521
175222001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
17523
17524 * pa.md: Remove unused constraints from define_split's.
17525
175262001-04-14 Richard Henderson <rth@redhat.com>
17527
17528 * ifcvt.c (find_cond_trap): Test for exit block.
17529
17530Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
17531
17532 Re-install recently reverted patch.
17533 * emit-rtl.c (try_split): Update mark_jump_label call.
17534 * flow.c (find_sub_basic_blocks): Likewise.
17535 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
17536 jump_back_p): Kill.
17537 (mark_all_labels): Kill second parameter.
17538 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
17539 (rebuild_jump_labels, jump_optimize_minimal): Update call
17540 of jump_optimize_1.
17541 (jump_optimize_1): Kill crossjumping code.
17542 (mark_jump_label): Kill cross_jump parameter.
17543 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
17544 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
17545 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
17546 splitting.
17547 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
17548 DFI_bpro.
17549 (dump_file_info): Likewise.
17550 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
17551 reorganize passes to do reg-stack first, bb-reorder second.
17552 * invoke.texi (-d letters doc): Remove the jump2 pass.
17553
175542001-07-14 Richard Henderson <rth@redhat.com>
17555
17556 * ifcvt.c (find_cond_trap): New.
17557 (find_if_header): Call it.
17558 (merge_if_block): Relax existing jump sanity check.
17559 * jump.c (jump_optimize_1): Remove conditional trap handling.
17560
175612001-07-14 Alan Modra <amodra@bigpond.net.au>
17562
17563 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
17564 millicode.
17565 (insn_refs_are_delayed): Correct comment.
17566 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
17567 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
17568 instead of r31. Make associated insn !TARGET_64BIT, and
17569 provide an additional 64-bit insn that clobbers r2.
17570 (divsi3): Likewise.
17571 (udivsi3): Likewise.
17572 (modsi3): Likewise.
17573 (umodsi3): Likewise.
17574
17575Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
17576
17577 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
17578
17579 * flow.c (redirect_edge_and_branch_force, split_edge,
17580 try_crossjump_to_edge): Use set_block_for_new_insns.
17581 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
17582
175832001-07-13 H.J. Lu (hjl@gnu.org)
17584
17585 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
17586 the correct patch.
17587
175882001-07-13 Geoffrey Keating <geoffk@redhat.com>
17589
17590 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
17591
175922001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
17593
17594 * c-common.c (decl_attributes): Take a pointer to the node to
17595 which attributes are to be attached, and a flags argument.
17596 * c-common.h (enum attribute_flags): New.
17597 (decl_attributes): Update prototype.
17598 * c-decl.c (start_decl, push_parm_decl, finish_struct,
17599 finish_enum, start_function): Update calls to decl_attributes.
17600 * c-parse.in (component_declarator, component_notype_declarator,
17601 label): Update calls to decl_attributes.
17602
17603Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
17604
17605 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
17606 * config/avr/avr.c (legitimate_address_p): Return value changed
17607 from letter to register classes. For better debugging.
17608
176092001-07-13 Kazu Hirata <kazu@hxi.com>
17610
17611 * jump.c (reversed_comparison_code_parts): Fix comment typos.
17612
176132001-07-13 H.J. Lu (hjl@gnu.org)
17614
17615 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
17616
176172001-07-13 Marc Espie <espie@cvs.openbsd.org>
17618
17619 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
17620 correctly for shared configurations.
17621 * config/t-libgcc-pic: New.
17622 * config/{i386,m68k,sparc}/t-openbsd: New.
17623 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
17624 Support -shared. Support debugging libraries with -g.
17625 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
17626 frame information does not emit pointer diffs.
17627 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
17628 emit pointer diffs.
17629
176302001-07-13 Geoffrey Keating <geoffk@redhat.com>
17631
17632 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
17633
176342001-07-13 David Edelsohn <edelsohn@gnu.org>
17635
17636 * combine.c (try_combine): Ensure const_int pow2 is positive.
17637
176382001-07-13 Hartmut Penner <hpenner@de.ibm.com>
17639
17640 * config.gcc: Add configuration for s/390.
17641 * config/s390/s390.c: New. Subroutines for code generation.
17642 * config/s390/s390.h: New. Definitions for s/390.
17643 * config/s390/s390-protos.h: New. Prototypes.
17644 * config/s390/linux.h: New. Definitions for linux for s/390.
17645 * config/s390/linux64.h: New. Definitions for linux for zSeries.
17646 * config/s390/t-linux: New. Makefile fragment.
17647 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
17648 * config/s390/fixdfdi.h: New. Fix L_fix*di.
17649
17650Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
17651
17652 * emit-rtl.c (try_split): Update mark_jump_label call.
17653 * flow.c (find_sub_basic_blocks): Likewise.
17654 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
17655 jump_back_p): Kill.
17656 (mark_all_labels): Kill second parameter.
17657 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
17658 (rebuild_jump_labels, jump_optimize_minimal): Update call
17659 of jump_optimize_1.
17660 (jump_optimize_1): Kill crossjumping code.
17661 (mark_jump_label): Kill cross_jump parameter.
17662 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
17663 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
17664 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
17665 splitting.
17666 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
17667 DFI_bpro.
17668 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
17669 reorganize passes to do reg-stack first, bb-reorder second.
17670 * invoke.texi (-d letters doc): Remove the jump2 pass.
17671
176722001-07-12 Steve Ellcey <sje@cup.hp.com>
17673
17674 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
17675
17676Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
17677
17678 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
17679 basic blocks.
17680 (verify_flow_info): Make diagnostics prettier.
17681
17682Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
17683
17684 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
17685
17686 * flow.c (outgoing_edges_match): Return early if condition reversal
17687 failed.
17688
176892001-07-06 Richard Sandiford <rsandifo@redhat.com>
17690
17691 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
17692 (mips_move_2words): When splitting a move into two instructions,
17693 prefix the second address operand with '%D'.
17694
176952001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
17696
17697 * Makefile.in (final.o): Depend on debug.h.
17698 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
17699 (dbx_debug_hooks): Add new hooks.
17700 (xcoff_debug_hooks): New.
17701 * debug.c (debug_nothing_file_int_int): New.
17702 (do_nothing_debug_hooks): Update.
17703 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
17704 (debug_nothing_file_int_int): New.
17705 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
17706 static, update prototype.
17707 (dwarf2_debug_hooks): Update.
17708 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
17709 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
17710 static, update prototype.
17711 (dwarf_debug_hooks): Update.
17712 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
17713 * final.c: Include debug.h.
17714 (final_scan_insn): Use debug hooks when beginning and ending blocks.
17715 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
17716 static, update prototype.
17717 (sdb_debug_hooks): Update.
17718 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
17719 * toplev.c: Distinguish between xcoff and dbx.
17720
17721 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
17722 Call all debug hooks, not just dwarf ones.
17723
177242001-07-11 Timothy Wall <twall@redhat.com>
17725
17726 * config.gcc: Add configuration for AIX5/IA64.
17727 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
17728 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
17729 support prefix/suffix code.
17730 * config/ia64/t-aix: New. Makefile fragment.
17731 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
17732
177332001-07-11 Kazu Hirata <kazu@hxi.com>
17734
17735 * recog.c (validate_change): Fix a comment typo.
17736
177372001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
17738
17739 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
17740 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
17741 hooks directly.
17742 * dbxout.c (dbx_debug_hooks): Add new hooks.
17743 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
17744 make static.
17745 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
17746 make static.
17747 * dbxout.h (dbxout_start_new_source_file,
17748 dbxout_resume_previous_source_file): Delete.
17749 * debug.c (do_nothing_debug_hooks): Add new hooks.
17750 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
17751 (debug_nothing_int_charstar, debug_nothing_int): New.
17752 * debug.h (gcc_debug_hooks): New hooks define, undef,
17753 start_source_file and end_source_file.
17754 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
17755 (debug_nothing_int_charstar, debug_nothing_int): New.
17756 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
17757 the conditionally compiled section.
17758 (dwarf2out_start_source_file, dwarf2out_end_source_file,
17759 dwarf2out_define, dwarf2out_undef): Make static.
17760 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
17761 dwarf2out_define, dwarf2out_undef): Remove.
17762 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
17763 (dwarfout_start_source_file, dwarfout_end_source_file,
17764 dwarfout_define, dwarfout_undef): Make static.
17765 (dwarfout_start_source_file_check,
17766 dwarfout_end_source_file_check): New.
17767 (dwarfout_define, dwarfout_finish): Update.
17768 * dwarfout.h (dwarfout_start_new_source_file,
17769 dwarfout_resume_previous_source_file, dwarfout_define,
17770 dwarfout_undef): Remove.
17771 * sdbout.c (sdb_debug_hooks): Add new hooks.
17772 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
17773 make static.
17774 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
17775 make static, take an arg.
17776 * sdbout.h (sdbout_start_new_source_file,
17777 sdbout_resume_previous_source_file): Delete.
17778 * toplev.c (debug_start_source_file, debug_end_source_file,
17779 debug_define, debug_undef): Delete.
17780 * toplev.h (debug_start_source_file, debug_end_source_file,
17781 debug_define, debug_undef): Delete.
17782
17783 * java/jcf-parse.c: Include debug.h.
17784 (parse_class_file): Update to use debug hooks directly.
17785 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
17786
17787Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17788
17789 * alias.c (set_mem_alias_set): New function.
17790 * rtl.h (set_mem_alias_set): Declare it.
17791 * builtins.c (expand_builtin_return_addr): Call it instead of
17792 using MEM_ALIAS_SET accessor.
17793 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
17794 (get_memory_rtx, expand_builtin_va_arg): Likewise.
17795 (expand_builtin_va_copy):Likewise.
17796 * caller-save.c (setup_save_areas): Likewise.
17797 * calls.c (compute_argument_addresses): Likewise.
17798 * explow.c (set_mem_attributes): Likewise.
17799 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
17800 (expand_assignment, store_constructor_field, store_field): Likewise.
17801 (expand_expr_unaligned): Likewise.
17802 * function.c (assign_stack_temp_for_type): Likewise.
17803 (put_reg_into_stack, gen_mem_addressof): Likewise.
17804 * ifcvt.c (noce_try_cmove_arith): Likewise.
17805 * reload1.c (reload, alter_reg): Likewise.
17806 * config/alpha/alpha.c (get_aligned_mem): Likewise.
17807 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
17808 (alpha_expand_unaligned_store): Likewise
17809 (alpha_expand_unaligned_load_words): Likewise.
17810 (alpha_expand_unaligned_store_words): Likewise.
17811 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
17812 (alpha_expand_epilogue): Likewise.
17813 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
17814 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
17815 * config/i386/i386.c (legitimize_pic_address): Likewise.
17816 * config/i960/i960.c (setup_incoming_varargs): Likewise.
17817 * config/ia64/ia64.c (spill_restore_mem): Likewise.
17818 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
17819 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
17820 * config/mips/mips.c (mips_va_arg): Likewise.
17821 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
17822 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
17823 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17824 (setup_incoming_varargs, rs6000_va_arg): Likewise.
17825 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
17826 (rs6000_emit_epilogue): Likewise.
17827 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
17828 * config/sparc/sparc.c (sparc_va_arg): Likewise.
17829 * config/v850/v850.c (v850_va_arg): Likewise.
17830
17831Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
17832
17833 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
17834 when fallthru edge is present.
17835 (mege_blocks): Handle case where creation of jump insn
17836 is required.
17837
17838 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
17839 CLEANUP_POST_REGSTACK): New constants.
17840 * except.c (finish_eh_generation): Update call of cleanup_cfg,
17841 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
17842 * output.h (cleanup_cfg): Update prototype.
17843 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
17844 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
17845 cleanup_cfg call; kill missleading comment.
17846 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
17847 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
17848 parameter; control optimizations performed using it.
17849 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
17850 try_crossjump_bb): New functions.
17851
178522001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
17853
17854 * pa.c (pa_output_function_prologue): Delete prototype. Make function
17855 extern.
17856 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
17857 pa_output_function_prologue.
17858 * pa-protos.h (pa_output_function_prologue): New prototype.
17859
178602001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
17861
17862 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
17863 and low to get correct sign extension in low+high test.
17864
178652001-07-11 Janis Johnson <janis@us.ibm.com>
17866
17867 * gcov.c (arcdata): Use gcov_type to fix branch percentage
17868 for large hit count.
17869
17870 * profile.c (branch_prob): Fix .bbg info for computed gotos
17871 and C++ EH code.
17872
178732001-07-11 Mark Mitchell <mark@codesourcery.com>
17874
17875 * stmt.c (parse_output_constraint): New function, split out
17876 from ...
17877 (expand_asm_operands): ... here. Use parse_output_constraint.
17878 * tree.h (parse_output_constraint): Declare it.
17879
178802001-07-11 Richard Henderson <rth@redhat.com>
17881
17882 * bitmap.c: Comment some functions; fiddle whitespace.
17883 (bitmap_free): Don't export.
17884 (bitmap_element_allocate): Use memset.
17885 * bitmap.h (bitmap_free): Don't declare.
17886
178872001-07-11 Daniel Berlin <dan@cgsoftware.com>
17888
17889 * gcse.c, lcm.c, sched-deps.c:
17890 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
17891
17892 * flow.c (flow_loops_find): Free dom if we found no loops, since
17893 we aren't going to save it.
17894
17895 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
17896 done.
17897
17898Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
17899
17900 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
17901
17902Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17903
17904 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
17905 #ifndef DWARF2_DEBUGGING_INFO.
17906
179072001-07-11 Richard Sandiford <rsandifo@redhat.com>
17908
17909 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
17910
179112001-07-11 Richard Sandiford <rsandifo@redhat.com>
17912
17913 * config/mips/mips.c (gen_int_relational): Tell the caller not to
17914 reverse a branch if a NE comparison is implemented with GTU.
17915
179162001-07-11 Richard Sandiford <rsandifo@redhat.com>
17917 H.J. Lu <hjl@gnu.org>
17918
17919 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
17920 constant addresses.
17921 (call_internal2): Likewise.
17922 (call_value_internal1): Likewise.
17923 (call_value_internal2): Likewise.
17924 (call_value_multiple_internal1): Likewise.
17925 (call_value_multiple_internal2): Likewise.
17926
179272001-07-10 Kazu Hirata <kazu@hxi.com>
17928
17929 * calls.c (emit_library_call_value_1): Fix a comment typo.
17930 * dwarf2out.c (mem_loc_descriptor): Likewise.
17931 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
17932
179332001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
17934
17935 * simplify-rtx.c (simplify_subreg): Fix typo in comment
17936
17937Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17938
17939 * recog.c (offsettable_address_p): Handle LO_SUM case.
17940 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
17941 instead of plus_constant.
17942
179432001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
17944
17945 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
17946 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
17947
17948Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17949
17950 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
17951 adjust_address_nv instead of plus_constant.
17952
179532001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
17954
17955 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
17956 dwarf2out.o): Depend on debug.h, wrap long lines.
17957 * dbxout.c: Include debug.h.
17958 (dbx_debug_hooks): New.
17959 (dbxout_init): Make static, take just 2 args.
17960 (dbxout_finish): Make static.
17961 * dbxout.h (dbxout_init, dbxout_finish): Delete.
17962 * debug.c: New file.
17963 * debug.h: New file.
17964 * dwarf2out.c: Include debug.h.
17965 (dwarf2_debug_hooks): New.
17966 (dwarf2out_init): Make static.
17967 (dwarf2out_finish): Make static, take 2 args.
17968 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
17969 * dwarfout.c: Include debug.h.
17970 (dwarf_debug_hooks): New.
17971 (dwarfout_init): Make static.
17972 (dwarfout_finish): Make static, take 2 args.
17973 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
17974 * sdbout.c: Include debug.h.
17975 (sdb_debug_hooks): New.
17976 (sdbout_init): Make static, take 2 args.
17977 * sdbout.h (sdbout_init): Delete.
17978 * toplev.c: Include debug.h.
17979 (debug_hooks): New.
17980 (compile_file): Set deubg_hooks based on command line options.
17981 Use the hooks unconditionally rather than conditional compilation.
17982
17983Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
17984
17985 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
17986 first_insn_after_basic_block_note instead.
17987
17988 * df.c (df_bb_refs_unlink): #if 0 out for now.
17989
179902001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
17991
17992 * ssa.h: Add prototype for ssa_const_prop
17993 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
17994 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
17995 (ssa_fast_dce): Remove unused variable
17996
179972001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
17998
17999 * diagnostic.c (finish_diagnostic): Rename to
18000 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
18001 calls thourghout.
18002
180032001-07-10 Jason Merrill <jason_merrill@redhat.com>
18004
18005 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
18006 .loc support.
18007
18008 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
18009 (dump_file): Only pad the demangled name with spaces if the
18010 mangled name was padded with spaces.
18011
180122001-07-10 Bernd Schmidt <bernds@redhat.com>
18013
18014 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
18015 edge detection.
18016
18017Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18018
18019 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
18020 extraction if no direct load if either EXPAND_CONST_ADDRESS or
18021 EXPAND_INITIALIZER.
18022
18023 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
18024 whether can put offset inside LO_SUM to check mode alignment, not size.
18025
180262001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
18027
18028 * doc/tm.texi (Misc): Fix thinko.
18029
180302001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
18031
18032 * regmove.c (replace_in_call_usage): Fix warnings.
18033 * sched-deps.c (add_dependence): Fix warnings.
18034 * simplify-rtx.c (simplify_subreg): Likewise.
18035 Return NULL_RTX instead of NULL.
18036
18037 * reg-stack.c (emit_swap_insn): Eliminate warnings.
18038 (subst_asm_stack_regs): Likewise.
18039
18040 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
18041 warnings.
18042
18043 * dwarf2out.c (output_call_frame_info): Declare i as int.
18044 (build_abbrev_table): Declare n_alloc as int.
18045 (dwarf2out_finish): Initialize die.
18046 * except.c: Declare sjlj_funcdef_number as unsigned.
18047 (connect_post_landing_pads): Declare j as unsigned.
18048 (convert_to_eh_region_ranges): Initialize call_site.
18049 (output_function_exception_table): Initialize tt_format_size.
18050 * expr.c (move_by_pieces_1): Initialize to1.
18051 (store_constructor): Initialize minelt and maxelt.
18052 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
18053 * function.c (instantiate_decls): Avoid signed/unsigned warning.
18054
18055 * c-decl.c (combine_parm_decls): Unused, remove.
18056 * c-tree.h: Remove prototype for combine_parm_decls.
18057
18058 * reload.c (push_reload): Fix warning.
18059 (regno_clobbered_p): Likewise.
18060 * reload1.c (replace_pseudos_in_call_usage): Likewise.
18061 (reload_combine): Likewise.
18062
18063 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
18064 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
18065 warnings.
18066 * bitmap.c (bitmap_operation): Change user.
18067 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
18068
180692001-07-10 Eric Christopher <echristo@redhat.com>
18070
18071 * config/mips/mips.c (override_options): Fix typo.
18072
180732001-07-09 Stan Shebs <shebs@apple.com>
18074
18075 * target.h (struct gcc_target): New fields init_builtins and
18076 expand_builtin.
18077 * target-def.h (TARGET_INIT_BUILTINS): New macro.
18078 (TARGET_EXPAND_BUILTIN): New macro.
18079 (TARGET_INITIALIZER): Add them.
18080 * builtins.c: Include target.h.
18081 (expand_builtin): Use targetm.expand_builtin.
18082 (default_init_builtins): New function.
18083 (default_expand_builtin): New function.
18084 * expr.h (default_init_builtins): Declare.
18085 (default_expand_builtin): Declare.
18086 * c-common.c (c_common_nodes_and_builtins): Use
18087 targetm.init_builtins.
18088 * defaults.h (MD_INIT_BUILTINS): Remove.
18089 * Makefile.in (builtins.o): Depend on target.h.
18090
18091 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
18092 (TARGET_EXPAND_BUILTIN): Define.
18093 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
18094 (MD_EXPAND_BUILTIN): Remove.
18095
18096 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
18097 (TARGET_EXPAND_BUILTIN): Define.
18098 (c4x_init_builtins): Make endlink arg a local.
18099 (c4x_print_operand): Fix typos in adjust_address usages.
18100 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
18101 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
18102 (MD_EXPAND_BUILTIN): Remove.
18103
18104 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
18105 (TARGET_EXPAND_BUILTIN): Define.
18106 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
18107 (ix86_init_builtins): Call new function only if TARGET_MMX.
18108 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
18109 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
18110 (MD_EXPAND_BUILTIN): Remove.
18111
18112 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
18113 (TARGET_EXPAND_BUILTIN): Define.
18114 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
18115 (MD_EXPAND_BUILTIN): Remove.
18116
18117 * doc/tm.texi: Document these changes.
18118
181192001-07-09 Diego Novillo <dnovillo@redhat.com>
18120
18121 * basic-block.h (tree_node): Forward declare if needed.
18122 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
18123 (BLOCK_HEAD_TREE): Define.
18124 (BLOCK_END_TREE): Define.
18125 (struct loops): Rename field 'tree' to 'tree_root'.
18126 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
18127 'end_tree'.
18128 (flow_loops_tree_build): Rename reference to field 'tree' to
18129 'tree_root'.
18130 (flow_loops_level_compute): Ditto.
18131 * predict.c (estimate_bb_frequencies): Ditto.
18132 * tree.h (struct tree_common): Add field 'aux'.
18133
181342001-07-09 Stan Shebs <shebs@apple.com>
18135
18136 * config/darwin.c (darwin_encode_section_info): Don't mark any
18137 DECL_EXTERNAL node as defined.
18138
181392001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
18140
18141 * pa.c (pa_init_machine_status, pa_mark_machine_status,
18142 pa_free_machine_status, hppa_init_pic_save): Delete.
18143 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
18144 (hppa_profile_hook): Use hppa_pic_save_rtx.
18145 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
18146 hppa_init_pic_save): Delete.
18147 (hppa_pic_save_rtx): Declare.
18148 * pa.md (call, call_value, sibcall, sibcall_value,
18149 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
18150
181512001-07-09 Kazu Hirata <kazu@hxi.com>
18152
18153 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
18154 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
18155
181562001-07-09 Andreas Jaeger <aj@suse.de>
18157
18158 * output.h: Add declaration of final_forward_branch_p.
18159
18160 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
18161
18162 * varray.c: Include errors.h for internal_error and trim_filename
18163 declarations.
18164
18165 * Makefile.in (varray.o): Add errors.h.
18166
181672001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
18168
18169 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
18170 * optabs.c (have_add2_insn): Check whether the add insn chosen
18171 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
18172 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
18173
18174Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
18175
18176 * Makefile.in (OBJS): Add ssa-ccp.o
18177 (ssa-ccp.o): Add dependencies.
18178 * toplev.c (DFI_ssa_ccp): New dump file enum.
18179 (dump_file): Add entry for dumping after SSA CCP.
18180 (flag_ssa_ccp): New flag variable.
18181 (f_options): Add -fssa-ccp.
18182 (rest_of_compilation): Run SSA CCP if requested.
18183 * timevar.def (TV_SSA_CCP): New timevar.
18184 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
18185 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
18186 Fix minor typo in SSA DCE documentation.
18187 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
18188 Add documentation for new dump option. Renumber dump files
18189 appropriately.
18190
18191Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
18192
18193 * emit-rtl.c (gen_highpart_mode): New.
18194 * rtl.h (gen_highpart_mode): Declare.
18195 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
18196 operand can be VOIDmode constant.
18197
18198Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
18199
18200 * flow.c (redirect_edge_and_branch_force): New.
18201 (can_fallthru): Ensure that basic blocks are succeeding.
18202 (try_optimize_cfg): Do not delete basic block if it is the last one.
18203
18204 * flow.c (try_redirect_by_replacing_jump): Do not remove
18205 jumps with side effects, unlink chain on fallthru edge;
18206 set block for new jump instruction; avoid basic block to
18207 over by line number note.
18208
18209 * flow.c (try_simplify_condjump): Verify that the condjump
18210 is not always falling through.
18211
18212 Re-install patch:
18213 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
18214
18215 * flow.c (forwarder_block_p): Fix for fallthru blocks.
18216 (try_redirect_by_replacing_jump): Update properly the count
18217 and frequency information.
18218
18219Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18220
18221 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
18222 address that is a LO_SUM specially.
18223 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
18224
18225 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
18226
18227 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
18228 (operand_subword): Use them.
18229 (change_address_1): Renamed from change_address; new arg VALIDATE.
18230 * expr.h: Reflect above changes; change_address now macro.
18231 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
18232 making MEM.
18233 * cselib.c (add_mem_for_addr): Likewise.
18234 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
18235 * regmove.c (try_apply_stack_adjustment): Likewise.
18236 * reload.c (push_reload, make_memloc): Likewise.
18237 * reload1.c (eliminate_regs): Likewise.
18238 * simplify-rtx.c (simplify_replace_rtx): Likewise.
18239 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
18240 adjust_addess.
18241 * combine.c (make_extraction, simplify_shift_const): Likewise.
18242 (gen_lowpart_for_combine): Likewise.
18243 * cse.c (gen_lowpart_if_possible): Likewise.
18244 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
18245 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
18246 * optabs.c (gen_move_insn): Likewise.
18247 * reload1.c (alter_reg): Likewise.
18248 * simplify-rtx.c (simplify_subreg): Likewise.
18249 * stmt.c (expand_anon_union_decl): Likewise.
18250 * recog.c (validate_replace_rtx_1): Likewise.
18251 (expr.h): Include.
18252 * Makefile.in (recog.o): Add $(EXPR_H).
18253 * explow.c (stabilize): Call replace_equiv_address.
18254 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
18255 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
18256
182572001-07-03 Andrew Haley <aph@redhat.com>
18258
18259 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
18260 the mode of the memory location.
18261
182622001-07-09 Bo Thorsen <bo@suse.co.uk>
18263
18264 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
18265
182662001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
18267
18268 * final.c (output_addr_const): Use target opening and
18269 closing parentheses.
18270 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
18271 defaults, add to TARGET_ASM_OUT.
18272 * target.h (struct gcc_target): Add open_paren and close_paren.
18273 * doc/md.texi: Update.
18274 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
18275 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
18276 TARGET_ASM_CLOSE_PAREN.
18277 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
18278 Override.
18279 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
18280 Override.
18281 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
18282 * config/a29k/a29k.h: Similarly.
18283 * config/alpha/alpha.h: Similarly.
18284 * config/arc/arc.h: Similarly.
18285 * config/arm/aof.h: Similarly.
18286 * config/arm/aout.h: Similarly.
18287 * config/avr/avr.h: Similarly.
18288 * config/c4x/c4x.h: Similarly.
18289 * config/clipper/clipper.h: Similarly.
18290 * config/convex/convex.h: Similarly.
18291 * config/d30v/d30v.h: Similarly.
18292 * config/dsp16xx/dsp16xx.h: Similarly.
18293 * config/elxsi/elxsi.h: Similarly.
18294 * config/fr30/fr30.h: Similarly.
18295 * config/h8300/h8300.h: Similarly.
18296 * config/i370/i370.h: Similarly.
18297 * config/i386/i386.h: Similarly.
18298 * config/i860/i860.h: Similarly.
18299 * config/i960/i960.h: Similarly.
18300 * config/ia64/ia64.h: Similarly.
18301 * config/m32r/m32r.h: Similarly.
18302 * config/m68hc11/m68hc11.h: Similarly.
18303 * config/m68k/m68k.h: Similarly.
18304 * config/m88k/m88k.h: Similarly.
18305 * config/mcore/mcore.h: Similarly.
18306 * config/mips/mips.h: Similarly.
18307 * config/mn10200/mn10200.h: Similarly.
18308 * config/mn10300/mn10300.h: Similarly.
18309 * config/ns32k/ns32k.h: Similarly.
18310 * config/pa/pa.h: Similarly.
18311 * config/pdp11/pdp11.h: Similarly.
18312 * config/pj/pj.h: Similarly.
18313 * config/romp/romp.h: Similarly.
18314 * config/rs6000/rs6000.h: Similarly.
18315 * config/sh/sh.h: Similarly.
18316 * config/sparc/sparc.h: Similarly.
18317 * config/v850/v850.h: Similarly.
18318 * config/vax/vax.h: Similarly.
18319 * config/we32k/we32k.h: Similarly.
18320
183212001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
18322
18323 * doc/c-tree.texi: Document representation of attributes.
18324
183252001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
18326
18327 * doc/tm.texi: Update some places for the rename of target to
18328 targetm. Fix typo.
18329
183302001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
18331
18332 * target.h (struct gcc_target): Add insert_attributes.
18333 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
18334 (TARGET_INITIALIZER): Update.
18335 * tree.c, tree.h (default_insert_attributes): New function.
18336 Update comments on other default functions to refer to targetm,
18337 not target.
18338 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
18339 TARGET_INSERT_ATTRIBUTES.
18340 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
18341 * c-common.c (decl_attributes): Use targetm.insert_attributes.
18342 Don't use PRAGMA_INSERT_ATTRIBUTES.
18343 * Makefile.in (c-common.o): Depend on $(TARGET_H).
18344 * c-decl.c (start_decl, start_function): Don't call
18345 SET_DEFAULT_DECL_ATTRIBUTES.
18346 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
18347 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
18348 declare.
18349 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
18350 (c4x_check_attribute): Avoid modifying attribute list itself.
18351 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
18352 Make static.
18353 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
18354 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
18355 declare.
18356 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
18357 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
18358 Make static.
18359 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
18360 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
18361 declare.
18362 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
18363 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
18364 Adjust parameters. Make static.
18365
183662001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
18367
18368 * c-common.c (decl_attributes): Only take a single attributes
18369 parameter.
18370 * c-common.h (decl_attributes): Update prototype.
18371 * c-decl.c (start_decl, start_function): Only take a single
18372 attributes parameter. Update calls to decl_attributes.
18373 (finish_struct, finish_enum): Update calls to decl_attributes.
18374 (push_parm_decl): Expect unified list of attributes. Update call
18375 to decl_attributes.
18376 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
18377 notype_nested_function, component_declarator,
18378 component_notype_declarator, label): Update calls to
18379 decl_attributes.
18380 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
18381 lists that are passed to push_parm_decl.
18382 * c-tree.h (start_function, start_decl): Update prototypes.
18383 * config/sh/sh-protos.h, config/sh/sh.c
18384 (sh_pragma_insert_attributes): Only take a single attributes
18385 parameter.
18386 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
18387 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
18388 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
18389 build_module_descriptor, generate_static_references,
18390 generate_strings, build_selector_translation_table,
18391 generate_descriptor_table, generate_protocols,
18392 generate_ivars_list, generate_dispatch_table,
18393 generate_protocol_list, generate_category,
18394 generate_shared_structures, really_start_method, add_objc_decls,
18395 generate_classref_translation_entry): Update calls to start_decl
18396 and start_function.
18397 (build_tmp_function_decl, start_method_def): Unify attribute lists
18398 that are passed to push_parm_decl.
18399
184002001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
18401
18402 * final.c (no_asm_to_stream): New.
18403 (final_scan_insn): Use target structures for prologue ends
18404 and epilogue starts.
18405 * output.h (no_asm_to_stream): New.
18406 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
18407 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
18408 (TARGET_ASM_OUT): Update.
18409 * target.h (struct gcc_target): New members function_end_prologue
18410 and function_begin_epilogue.
18411 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
18412 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
18413 * config/alpha/alpha.c (output_end_prologue): Rename to
18414 alpha_output_function_end_prologue. Use in target struct
18415 and make static.
18416 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
18417 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
18418 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
18419 ia64_output_function_end_prologue. Use in target struct
18420 and make static.
3dc60fc7 18421 (ia64_function_prologue, ia64_function_epilogue): Rename
619acae7
JL		 18422 mistyped prototypes.
18423 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
18424 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
18425 Delete.
18426 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
18427 an use in target struct, make static.
18428 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
18429 Delete.
18430
184312001-07-08 Richard Henderson <rth@redhat.com>
18432
18433 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
18434
184352001-07-08 Richard Henderson <rth@redhat.com>
18436
18437 * config/i386/i386.md: Remove constraints strings from define_split
18438 and define_peephole2 patterns.
18439 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
18440 (eh_return): Use them.
18441
184422001-07-08 Richard Henderson <rth@redhat.com>
18443
18444 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
18445 Document MD_FALLBACK_FRAME_STATE_FOR.
18446
184472001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
18448
18449 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
18450 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
18451 elimination.
18452 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
18453
184542001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
18455
18456 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
18457 of the label inside NAME as opposed to just the end of NAME.
18458
184592001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
18460
18461 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
18462 * config/alpha/alpha.c (alpha_init_machine_status,
18463 alpha_mark_machine_status, alpha_free_machine_status): Delete.
18464 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
18465 (vms_valid_decl_attribute_p): Make static, conditionally compile.
18466 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
18467
184682001-07-06 Stan Shebs <shebs@apple.com>
18469
18470 * target.h (targetm): Rename global from "target", so as not to
18471 conflict with local variables.
18472 * c-decl.c: Ditto.
18473 * c-typeck.c: Ditto.
18474 * final.c: Ditto.
18475 * tree.c: Ditto.
18476 * cp/decl.c: Ditto.
18477 * cp/decl2.c: Ditto.
18478 * cp/typeck.c: Ditto.
18479 * 1750a/1750a.c: Ditto.
18480 * a29k/a29k.c: Ditto.
18481 * arc/arc.c: Ditto.
18482 * arm/arm.c: Ditto.
18483 * avr/avr.c: Ditto.
18484 * clipper/clipper.c: Ditto.
18485 * convex/convex.c: Ditto.
18486 * d30v/d30v.c: Ditto.
18487 * dsp16xx/dsp16xx.c: Ditto.
18488 * elxsi/elxsi.c: Ditto.
18489 * fr30/fr30.c: Ditto.
18490 * h8300/h8300.c: Ditto.
18491 * i370/i370.c: Ditto.
18492 * i386/i386.c: Ditto.
18493 * i860/i860.c: Ditto.
18494 * i960/i960.c: Ditto.
18495 * ia64/ia64.c: Ditto.
18496 * m32r/m32r.c: Ditto.
18497 * m68hc11/m68hc11.c: Ditto.
18498 * m68k/m68k.c: Ditto.
18499 * m88k/m88k.c: Ditto.
18500 * mips/mips.c: Ditto.
18501 * ns32k/ns32k.c: Ditto.
18502 * pa/pa.c: Ditto.
18503 * pdp11/pdp11.c: Ditto.
18504 * romp/romp.c: Ditto.
18505 * rs6000/rs6000.c: Ditto.
18506 * sh/sh.c: Ditto.
18507 * sparc/sparc.c: Ditto.
18508 * vax/vax.c: Ditto.
18509 * we32k/we32k.c: Ditto.
18510 * doc/tm.texi: Update the manual to match.
18511
185122001-07-06 Richard Henderson <rth@redhat.com>
18513
18514 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
18515 DWARF2_UNWIND_INFO not just whether it is defined.
18516
185172001-07-06 Diego Novillo <dnovillo@redhat.com>
18518
18519 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
18520 call to simplify_binary_operation returns a new pattern.
18521
185222001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
18523
18524 * glimits.h (__SHRT_MAX__): New.
18525 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
18526 (SHRT_MAX): Define in terms of __SHRT_MAX__.
18527
185282001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
18529
18530 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
18531 avoid warnings.
18532
185332001-07-06 Richard Henderson <rth@redhat.com>
18534
18535 * bitmap.c (bitmap_release_memory): Move adjacent to the
18536 allocation functions.
18537 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
18538 the implementation. Binary search for the set bit.
18539 (bitmap_union_of_diff): Allocate the temporary on the stack
18540 instead of using xmalloc.
18541
185422001-07-06 Richard Henderson <rth@redhat.com>
18543
18544 * genrecog.c (validate_pattern): Warn for constraints in
18545 define_{expand,split,peephole2}. Remove strict_low_part
18546 before looking up match_dup.
18547
185482001-07-06 DJ Delorie <dj@redhat.com>
18549
18550 * doc/gcc.texi (Makefile): Rename to be a more general purpose
18551 chapter about various build hints and history. Add section
18552 talking about the various types of native and cross builds.
18553
185542001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
18555
18556 * Makefile.in (final.o): Depend on target.h.
18557 * final.c: Include target.h.
18558 (default_function_pro_epilogue): New.
18559 (final_start_function): Use target structure for function prologues.
18560 (final_end_function): Use target structure for function epilogues.
18561 * fold-const.c (real_hex_to_f): Constify s and p.
18562 * output.h (default_function_pro_epilogue): New.
18563 * real.h (real_hex_to_f): Update prototype.
18564 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
18565 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
18566 (TARGET_INITIALIZER): Update.
18567 * target.h (gcc_target): Add struct asm_out.
18568 * doc/tm.texi: Update.
18569
18570config:
18571 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
18572 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
18573 in cpu/cpu.c, or rename old functions consistently. Take
18574 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
18575 redundant macros and prototypes. Make new functions static.
18576
18577 * 1750a/1750a.c: Similarly.
18578 * 1750a/1750a.h: Similarly.
18579 * a29k/a29k-protos.h: Similarly.
18580 * a29k/a29k.c: Similarly.
18581 * a29k/a29k.h: Similarly.
18582 * arc/arc-protos.h: Similarly.
18583 * arc/arc.c: Similarly.
18584 * arc/arc.h: Similarly.
18585 * arm/arm-protos.h: Similarly.
18586 * arm/arm.c: Similarly.
18587 * arm/arm.h: Similarly.
18588 * avr/avr-protos.h: Similarly.
18589 * avr/avr.c: Similarly.
18590 * avr/avr.h: Similarly.
18591 * clipper/clipper-protos.h: Similarly.
18592 * clipper/clipper.c: Similarly.
18593 * clipper/clipper.h: Similarly.
18594 * convex/convex.c: Similarly.
18595 * convex/convex.h: Similarly.
18596 * d30v/d30v-protos.h: Similarly.
18597 * d30v/d30v.c: Similarly.
18598 * d30v/d30v.h: Similarly.
18599 * d30v/d30v.md: Similarly.
18600 * dsp16xx/dsp16xx-protos.h: Similarly.
18601 * dsp16xx/dsp16xx.c: Similarly.
18602 * dsp16xx/dsp16xx.h: Similarly.
18603 * elxsi/elxsi.c: Similarly.
18604 * elxsi/elxsi.h: Similarly.
18605 * fr30/fr30.c: Similarly.
18606 * fr30/fr30.md: Similarly.
18607 * h8300/h8300-protos.h: Similarly.
18608 * h8300/h8300.c: Similarly.
18609 * h8300/h8300.h: Similarly.
18610 * i370/i370-protos.h: Similarly.
18611 * i370/i370.c: Similarly.
18612 * i370/i370.h: Similarly.
18613 * i386/i386.c: Similarly.
18614 * i386/osf1elf.h: Similarly.
18615 * i386/osfrose.h: Similarly.
18616 * i860/i860-protos.h: Similarly.
18617 * i860/i860.c: Similarly.
18618 * i860/i860.h: Similarly.
18619 * i960/i960-protos.h: Similarly.
18620 * i960/i960.c: Similarly.
18621 * i960/i960.h: Similarly.
18622 * ia64/ia64-protos.h: Similarly.
18623 * ia64/ia64.c: Similarly.
18624 * ia64/ia64.h: Similarly.
18625 * m32r/m32r-protos.h: Similarly.
18626 * m32r/m32r.c: Similarly.
18627 * m32r/m32r.h: Similarly.
18628 * m68hc11/m68hc11-protos.h: Similarly.
18629 * m68hc11/m68hc11.c: Similarly.
18630 * m68hc11/m68hc11.h: Similarly.
18631 * m68k/crds.h: Similarly.
18632 * m68k/dpx2.h: Similarly.
18633 * m68k/m68k-protos.h: Similarly.
18634 * m68k/m68k.c: Similarly.
18635 * m68k/m68k.h: Similarly.
18636 * m68k/news.h: Similarly.
18637 * m88k/m88k-protos.h: Similarly.
18638 * m88k/m88k.c: Similarly.
18639 * m88k/m88k.h: Similarly.
18640 * mips/mips-protos.h: Similarly.
18641 * mips/mips.c: Similarly.
18642 * mips/mips.h: Similarly.
18643 * ns32k/merlin.h: Similarly.
18644 * ns32k/ns32k.c: Similarly.
18645 * ns32k/ns32k.h: Similarly.
18646 * ns32k/tek6000.h: Similarly.
18647 * pa/pa-protos.h: Similarly.
18648 * pa/pa.c: Similarly.
18649 * pa/pa.h: Similarly.
18650 * pdp11/2bsd.h: Similarly.
18651 * pdp11/pdp11-protos.h: Similarly.
18652 * pdp11/pdp11.c: Similarly.
18653 * pdp11/pdp11.h: Similarly.
18654 * romp/romp-protos.h: Similarly.
18655 * romp/romp.c: Similarly.
18656 * romp/romp.h: Similarly.
18657 * rs6000/rs6000-protos.h: Similarly.
18658 * rs6000/rs6000.c: Similarly.
18659 * rs6000/rs6000.h: Similarly.
18660 * rs6000/sysv4.h: Similarly.
18661 * sh/sh-protos.h: Similarly.
18662 * sh/sh.c: Similarly.
18663 * sh/sh.h: Similarly.
18664 * sparc/sparc-protos.h: Similarly.
18665 * sparc/sparc.c: Similarly.
18666 * sparc/sparc.h: Similarly.
18667 * vax/vax.c: Similarly.
18668 * vax/vax.h: Similarly.
18669 * vax/vms.h: Similarly.
18670 * we32k/we32k.c: Similarly.
18671 * we32k/we32k.h: Similarly.
18672
18673Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
18674
18675 * basic-block.h (first_insn_after_basic_block_note): Declare.
18676 * flow.c (first_insn_after_basic_block_note): Define. Moved
18677 from...
18678 * ssa.c (first_insn_after_basic_block_note): Remove.
18679 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
18680 necessary.
18681 (ssa_eliminate_dead_code): Properly update the CFG and PHI
18682 nodes when we find a dead conditional branch. Insert BARRIERs
18683 after any blocks with no successors, but which do not have
18684 any BARRIERs.
18685
186862001-07-06 Zack Weinberg <zackw@stanford.edu>
18687
18688 * varray.c (varray_check_failed): Use internal_error.
18689
186902001-07-05 Andrew Haley <aph@redhat.com>
18691
18692 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
18693 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
18694 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
18695
186962001-07-02 Jason Merrill <jason_merrill@redhat.com>
18697
18698 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
18699 reference if the target constant is also a SYMBOL_REF.
18700
187012001-07-05 Eric Christopher <echristo@redhat.com>
18702
18703 * config/mips/mips.h (MASK_MIPS3900): Remove.
18704 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
18705 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
18706 (TARGET_MIPS3900): Change to use mips_arch.
18707 (TARGET_MIPS4000): New.
18708 (TARGET_MIPS4100): New.
18709 (TARGET_MIPS4300): New.
18710 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
18711 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
18712 for -mipsX.
18713 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
18714 (ISA_HAS_BRANCHLIKELY): To here.
18715 (CC1_CPU_SPEC): New.
18716 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
18717 (mips_arch_string): Declare.
18718 (mips_arch): Declare.
18719 (TARGET_OPTIONS): Add -march and -mtune.
18720
18721 * config/mips/mips.c (mips_arch_string): New.
18722 (mips_arch): New.
18723 (override_options): Handle -march for codegen and -mtune
18724 for scheduling. Use mips_arch. Move tx39 target default here.
18725 (mips_parse_cpu): Move error message to override_options.
18726
18727 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
18728
18729 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
18730
18731 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
18732 (MIPS Options): Ditto. Change mcpu entry to historical text.
18733
187342001-07-05 H.J. Lu (hjl@gnu.org)
18735
18736 * config/mips/mips.c (mips_parse_cpu): New function to parse
18737 -march=*/-mcpu=*.
18738
187392001-07-05 Jim Wilson <wilson@redhat.com>
18740
18741 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
18742 * config/ia64/t-ia64: Likewise.
18743 (LIB1ASMFUNCS): Update comment.
18744
187452001-07-05 David Edelsohn <edelsohn@gnu.org>
18746
18747 * doc/install.texi (Install GCC: Binaries): Fix typo.
18748
187492001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
18750
18751 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
18752 reference using the stack pointer, adjust it since we push Y
18753 temporarily.
18754 ("*ashrsi3"): Likewise.
18755 ("*lshrsi3"): Likewise.
18756
187572001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
18758
18759 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
18760 when -fomit-frame-pointer is used.
18761
187622001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
18763
18764 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
18765 (try_redirect_by_replacing_jump): Reverse updating properly the
18766 count and frequency information. Reverse removing cc0 setter.
18767 (forwarder_block_p): Reverse fixing for fallthru blocks.
18768
187692001-07-05 DJ Delorie <dj@redhat.com>
18770
18771 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
18772 (translate_options): If the above is defined, use it to map
18773 given options to new options.
18774 * doc/tm.texi: Document it.
18775
187762001-07-05 Brad Lucier <lucier@math.purdue.edu>
18777 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
18778
18779 * doc/invoke.texi (Optimize Options): Document that -fgcse may
18780 cause programs using computed gotos to run more slowly.
18781
187822001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18783
18784 * doc/install.texi (Specific): Markup, spelling and typo fixes.
18785 Fixed sorting.
18786 Consistently require binutils 2.11.2, not prereleases.
18787 (Specific, decstation-*): Canonicalize as mips-dec-*.
18788 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
18789 always necessary.
18790 (Specific, m68k-altos): Removed reference to README.altos, deleted.
18791 (Specific, mips-*): Reword MIPS C compiler requirements.
18792 (Specific, powerpc*-*-*): New, mention --with-cpu once.
18793 (Specific, sunv5): Removed, obsolete.
18794
187952001-07-05 Nathan Sidwell <nathan@codesourcery.com>
18796
18797 * dwarf2out.c (output_loc_list): Use an all ones mask for
18798 .text asm output and don't rely on long long
18799 literals. Reformat some long lines.
18800
188012001-07-05 Andreas Jaeger <aj@suse.de>
18802
18803 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
18804 section.
18805
188062001-07-04 Daniel Berlin <dan@cgsoftware.com>
18807
18808 * dwarf2out.c (dwarf2out_define): Update comment.
18809 (dwarf2out_undef): Ditto.
18810 (dwarf2out_start_source_file): Ditto.
18811 (dwarf2out_end_source_file): Ditto.
18812 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
18813 since we never call the start/end debug hook for the primary file.
18814
188152001-07-04 Kazu Hirata <kazu@hxi.com>
18816
18817 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
18818 from shll.
18819
188202001-07-04 Nathan Sidwell <nathan@codesourcery.com>
18821
18822 * cppinit.c (remove_dup_dirs): Inform if a system include
18823 directory is being reordered.
18824 * doc/invoke.texi (Directory Options): GCC warns if you hide a
18825 system include.
18826 * doc/cpp.texi (Search Paths): Likewise.
18827 * doc/gcc.texi (Interoperation): Remove information about
18828 -I/usr/include.
18829
188302001-07-04 Nathan Sidwell <nathan@codesourcery.com>
18831
18832 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
18833 (VARRAY_TOP_CHAR_PTR): Likewise.
18834
188352001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18836
18837 * gcc.c (process_command): Don't assign elements of a const char*.
18838
18839Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18840
18841 * emit-rtl.c (change_address): Don't abort if invalid address while
18842 reload is in progress.
18843
188442001-07-04 Daniel Berlin <dan@cgsoftware.com>
18845
18846 * c-lex.c (cb_file_change): Pass line number to
18847 debug_start_source_file.
18848 (cb_undefine): Pass correct line number to debug_undef.
18849
18850 * toplev.c (debug_start_source_file): Add line number to
18851 parameters. Pass it along to dwarf2out_start_source_file.
18852 (decode_g_option): Stop resetting debug level back to normal when
18853 we change debug formats, unless the current level is
18854 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
18855 3).
18856
18857 * toplev.h (debug_start_source_file): Add line number to
18858 parameters.
18859
18860 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
18861 parameters.
18862
18863 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
18864 parameters.
18865 Output debug_macinfo data for starting file if requested.
18866 (dwarf2out_end_source_file): Output debug_macinfo data for ending
18867 file if requested.
18868 (dwarf2out_define): Output debug_macinfo data for defining a macro
18869 if requested.
18870 (dwarf2out_undef): Output debug_macinfo data for undefining a
18871 macro if requested.
18872 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
18873 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
18874 (macinfo_section_label): New. DWARF2 macro info section label.
18875 (dwarf2out_init): If we want macro info, output the start label
18876 for the section.
18877 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
18878 attribute to the compilation unit die pointing to the macro info.
18879
188802001-07-04 Daniel Berlin <dan@cgsoftware.com>
18881
18882 * dwarf2out.c (new_loc_list): Move to inside #ifdef
18883 DWARF2_DEBUGGING_INFO.
18884 (add_loc_descr_to_loc_list): Ditto.
18885 (output_loc_list): Ditto.
18886 Also, fix thinko in curr not being initialized.
18887 (gen_internal_sym): Ditto.
18888
18889Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18890
18891 * emit-rtl.c (replace_equiv_address): New function.
18892 * expr.h (replace_equiv_address): New declaration.
18893 * explow.c (validize_mem): Call it instead of change_address and
18894 also call if -fforce-addr and address is constant.
18895 * expr.c: Replace more calls to change_address with adjust_address
18896 and/or replace_equiv_address or to validize_mem.
18897 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
18898 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
18899 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
18900 * config/i370/i370.md, config/i860/i860.md: Likewise.
18901 * config/i960/i960.md, config/mips/mips.c: Likewise.
18902 * config/mips/mips.md, config/pa/pa.md: Likewise.
18903 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
18904 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
18905
189062001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18907
18908 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
18909
18910 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
18911 function.
18912
189132001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
18914
18915 * doc/include: New directory.
18916 * doc/fdl.texi: Move to doc/include/fdl.texi.
18917 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
18918 * doc/include/funding.texi, doc/include/gpl.texi: New files.
18919 * doc/gcc.texi: Use funding.texi and gpl.texi.
18920 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
18921 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
18922 Update dependencies and use -I $(docdir)/include.
18923
189242001-07-04 Anthony Green <green@redhat.com>
18925
18926 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
18927
189282001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
18929
18930 * doc/install.texi (sparc64-*-*): Remove garbage.
18931
18932Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
18933
18934 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
18935 Fix typo in last change to use adjust_address.
18936
189372001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
18938
18939 * doc/install.texi (Specific): Update information for *-*-solaris*.
18940
18941Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18942
18943 * explow.c (plus_constant_wide): Reinitialize Y for restart.
18944
189452001-07-03 Stan Shebs <shebs@apple.com>
18946
18947 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
18948 case for flag_no_mach_text_sections.
18949 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
18950 * config/darwin.c (flag_no_mach_text_sections): Remove.
18951 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
18952
18953Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18954
18955 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
18956 and avoid checking for constant as first operand.
18957 * recog.c (find_constant_term_loc): No longer static.
18958 (adj_offettable_operand): Delete.
18959 * rtl.h (adj_offsettable_operand): Delete declaration.
18960 (find_constant_term): Add declaration.
18961 * caller-save.c: Replace calls to adj_offsettable_operand with calls
18962 to adjust_address.
18963 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
18964 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
18965 * config/i386/i386.c, config/i386/i386.md: Likewise.
18966 * config/i860/i860.c, config/i960/i960.c: Likewise.
18967 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
18968 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
18969 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
18970 * config/mips/mips.c, config/mips/mips.md: Likewise.
18971 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
18972 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
18973 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
18974 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
18975 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
18976 * config/ns32k/ns32k.md: Likewise.
18977
189782001-07-03 Zack Weinberg <zackw@stanford.edu>
18979
18980 * rtl.c (copy_rtx): Handle 'T' format letter.
18981 * gensupport.c (collect_insn_data): Likewise.
18982 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
18983
189842001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
18985
18986 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
18987 -B option. Use 'dir' not 'foo' as example directory name.
18988
189892001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18990
18991 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
18992 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
18993
189942001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
18995
18996 * doc/cppinternals.texi: Improve formatting and logical markup.
18997
189982001-07-03 Andreas Jaeger <aj@suse.de>
18999
19000 * Makefile.in (insn-recog.o): Add dependency on reload.h.
19001
19002 * genrecog.c (write_header): Include reload.h for prototypes in
19003 insn-recog.c.
19004
190052001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
19006
19007config:
19008 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
19009 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19010 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
19011 i386_pe_valid_type_attribute_p): Add.
19012 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
19013 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
19014
19015Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19016
19017 * explow.c (plus_constant_wide, case LO_SUM): New case.
19018 (plus_constant_for_output_wide): Delete.
19019 * rtl.h (plus_constant_for_output): Delete.
19020 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
19021 instead of plus_constant_for_output.
19022 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
19023 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
19024 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
19025 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
19026 * config/sparc/sparc.md: Likewise.
19027 Convert some change_address calls to adjust_address.
19028
190292001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
19030
19031 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
19032 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
19033 documentation of -std and -Wwrite-strings.
19034
190352001-07-02 Geoffrey Keating <geoffk@redhat.com>
19036
19037 * cse.c (canon_hash): Don't register registers in very small
19038 register classes, as extending their lifetime might cause
19039 reload to fail.
19040
19041Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
19042
19043 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
19044
19045 * flow.c (forwarder_block_p): Fix for fallthru blocks.
19046 (try_redirect_by_replacing_jump): Update properly the count
19047 and frequency information.
19048
19049Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
19050
19051 * toplev.c (dump_file_index): Move SSA dumps just after first
19052 jump dump.
19053 (dump_file): Corresponding changes.
19054 (rest_of_compilation): Move SSA path to just after the first
19055 jump pass.
19056 * doc/gcc.texi (Passes): Update due to movement of SSA path.
19057 * doc/invoke.texi: Update dump file #s as they were completely
19058 out of date with reality.
19059
190602001-07-02 Geoffrey Keating <geoffk@redhat.com>
19061
19062 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
19063
19064 * expr.c (emit_move_insn_1): Deal with non-default
19065 STACK_PUSH_CODE.
19066
19067 * expr.c (emit_single_push_insn): Fix warning.
19068
190692001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
19070
19071 * expr.c (emit_move_insn_1): Avoid modifying
19072 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
19073
19074Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19075
19076 * emit-rtl.c (adjust_address): New function.
19077 * expr.h (adjust_address): Add declaration.
19078 * builtins.c: Replace some calls to change_address with calls to it
19079 or to validize_mem.
19080 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
19081 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
19082 * config/arm/arm.c, config/convex/convex.c: Likewise.
19083 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
19084 * config/i386/i386.c, config/i386/i386.md: Likewise.
19085 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
19086 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
19087 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
19088 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
19089 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
19090
190912001-07-02 Jim Wilson <wilson@redhat.com>
19092
19093 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
19094
190952001-07-02 Steve Ellcey <sje@cup.hp.com>
19096
19097 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
19098 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
19099
191002001-07-02 Zack Weinberg <zackw@stanford.edu>
19101
19102 * cppinit.c (lang_defaults): New table.
19103 (set_lang): Just read from lang_defaults into the live options
19104 structure.
19105
191062001-07-02 Zack Weinberg <zackw@stanford.edu>
19107
19108 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
19109 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
19110 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
19111
191122001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19113
19114 * doc/install.texi: Various spelling and markup fixes.
19115 (Installing GCC): Component specific installation instructions are
19116 gone.
19117 Fix reference.
19118 Warn about removing old install dir in the presence of shared libs.
19119 (Configuration): Invoke with options target to match configure
19120 --help.
19121 Consistently refer to gas, gld pathnames.
19122 Invert --enable-multilib documentation.
19123 Remove references to old compiler versions.
19124
19125Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19126
19127 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
19128
191292001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19130
19131 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
19132 section.
19133 (Specific, mips*-sgi-irix5): Note IDO download.
19134 Reworded MIPS C hints.
19135 Use GNU as instead of GAS.
19136 Markup fixes.
19137 Removed SGI Freeware reference, IRIX 6 only.
19138 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
19139 Note N64 library requirement/workaround.
19140 Update O32 hints.
19141 Complete list of structure passing bug victims.
19142
191432001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
19144
19145 * doc/install.texi: Remove CVS Id.
19146
191472001-07-02 Andreas Jaeger <aj@suse.de>
19148
19149 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
19150 (find_inherently_necessary): Remove unused variable.
19151
191522001-07-02 Nathan Sidwell <nathan@codesourcery.com>
19153
19154 * c-common.h (TDI_inlined): New ast dump phase.
19155 (dump_flag_name): New function.
19156 * c-dump.c (dump_files): Add inlined phase.
19157 (dump_flag_name): Define.
19158 * doc/invoke.texi (-fdump-ast-inlined): Document.
19159
19160Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19161
19162 * stor-layout.c (layout_decl): Revert change to handling of alignment
19163 in packed types.
19164
19165Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19166
19167 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
19168 for FIELD_DECL.
19169
191702001-07-01 Geoffrey Keating <geoffk@redhat.com>
19171
19172 * doc/tm.texi (FUNCTION_ARG): Document that the last call
19173 is special.
19174
191752001-07-01 Nathan Sidwell <nathan@codesourcery.com>
19176
19177 * tlink.c (recompile_files): Remove COMPILER_PATH and
19178 LIBRARY_PATH from the environment.
19179
191802001-07-01 Zack Weinberg <zackw@stanford.edu>
19181
19182 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
19183 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
19184 enumerators.
19185 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
19186
19187 * c-parse.in (OBJC_STRING): Kill.
19188 (objc_string): Decompose to [objc_string] '@' STRING.
6335b0aa 19189 (reswords): Take the leading '@' off all the Objective-C keywords.
619acae7
JL		 19190 (objc_rid_sans_at): Kill.
19191 (init_reswords): Don't initialize it.
19192 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
19193 (_yylex): Kill reconsider label. Look ahead one token after
19194 an '@'; if we get an identifier, check whether it's an
6335b0aa 19195 Objective-C @-keyword. If so, return the keyword. Otherwise,
619acae7
JL		 19196 put back the token and return the '@' as a terminal.
19197
19198 * cpplib.c (lex_macro_node): Remove unnecessary check for
19199 leading '@' on identifier. Clarify control flow and commentary.
19200
19201Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19202
19203 * cse.c (new_label_ref): Variable deleted.
19204 (insert): Remove set of new_label_ref.
19205 (check_for_label_ref): New function.
19206 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
19207
3eb54e5f
ILT		 192082001-06-30 Zack Weinberg <zackw@stanford.edu>
19209
19210 * rtl.def (DEFINE_INSN, DEFINE_INSN_AND_SPLIT, DEFINE_PEEPHOLE):
19211 Change output-template slot to format 'T'.
19212 * rtl.h (XTMPL): New.
19213 * read-rtl.c (read_escape): New function.
19214 (read_quoted_string, read_braced_string): Use it.
19215 (read_rtx): Set star_if_braced from the format string.
19216 Use XTMPL where appropriate.
19217 * genoutput.c (gen_insn, gen_peephole): Use XTMPL to get the
19218 template string.
19219
19220 * rtl.c: Include errors.h for sake of rtl_check_failed* routines.
19221 Document 'T' in rtx format strings.
19222 * Makefile.in (rtl.o, $(HOST_PREFIX_1)rtl.o): Depend on errors.h.
19223 * errors.c (internal_error): Add missing ": " at end of string.
19224
19225 * i860.md: Change triple backslashes to double backslashes at
19226 ends of lines in output templates.
19227 * ns32k.md: Remove stray backslash-newline in output template.
19228
192292001-06-29 Nick Clifton <nickc@cambridge.redhat.com>
19230
19231 * gcc.c (process_command): Append a DIR_SEPARATOR to a path
19232 specified by the -B switch, if doing so would create a valid
19233 directory name.
19234 * doc/invoke.texi: Document changed behavior of -B.
19235
192362001-06-29 DJ Delorie <dj@redhat.com>
19237
19238 * simplify-rtx.c (simplify_subreg): When simplifying a CONCAT, at
19239 least get rid of the CONCAT if we can't simplify further.
19240
19241Fri Jun 29 12:27:24 2001 Jeffrey A Law (law@cygnus.com)
19242
19243 * simplify-rtx.c (simplify_rtx): Use swap_commutative_operands_p.
19244
19245 * doc/gcc.texi (Passes): Update due to recent -fdce -> -fssa-dce
19246 changes. Fix documentation for SSA DCE pass.
19247
19248 * ssa-dce.c (ssa_eliminate_dead_code): Renamed from
19249 eliminate_date_code.
19250 * ssa.h (ssa_eliminate_dead_code): Corresponding changes.
19251 * timevar.def (TV_SSA_DCE): Renamed from TV_DEAD_CODE_ELIM.
19252 * toplev.c (DFI_ssa_dce): Renamed from DFI_dce.
19253 (dump_file_info): Similar changes.
19254 (flag_ssa_dce): Similarly
19255 (f_options): Similar changes.
19256 (rest_of_compilation): Corresponding changes.
19257 * doc/invoke.texi: Update as option is now -fssa-dce instead
19258 of -fdce. Update dump file name.
19259
19260 * ssa-dce.c (note_inherently_necessary_set): New function.
19261 (find_inherently_necessary): Use it. Do not consider
19262 NOTEs, CODE_LABELs or BARRIERS are necessary. Improve
19263 handling of asms and unspecs.
19264 (delete_insn_bb): Only delete INSNs, CALL_INSNs or JUMP_INSNs.
19265
192662001-06-29 Joseph S. Myers <jsm28@cam.ac.uk>
19267
19268 * target.h (struct gcc_target): Add comp_type_attributes and
19269 set_default_type_attributes.
19270 * target-def.h (TARGET_COMP_TYPE_ATTRIBUTES,
19271 TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Define.
19272 (TARGET_INITIALIZER): Update.
19273 * doc/tm.texi (COMP_TYPE_ATTRIBUTES, TARGET_COMP_TYPE_ATTRIBUTES,
19274 SET_DEFAULT_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
19275 Update documentation of old target macros to describe new target
19276 hooks.
19277 * tree.c (make_node): Use target.set_default_type_attributes.
19278 (default_comp_type_attributes,
19279 default_set_default_type_attributes): New functions.
19280 * tree.h (default_comp_type_attributes,
19281 default_set_default_type_attributes): Declare.
19282 * c-typeck.c (COMP_TYPE_ATTRIBUTES): Don't define.
19283 (comptypes): Use target.comp_type_attributes.
19284 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h
19285 (arc_comp_type_attributes, arc_set_default_type_attributes,
19286 COMP_TYPE_ATTRIBUTES, SET_DEFAULT_TYPE_ATTRIBUTES): Remove
19287 functions and macros with default behavior.
19288 * config/m32r/m32r-protos.h, config/m32r/m32r.c,
19289 config/m32r/m32r.h (m32r_comp_type_attributes,
19290 m32r_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
19291 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
19292 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
19293 config/m68hc11/m68hc11.h (m68hc11_comp_type_attributes,
19294 m68hc11_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
19295 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
19296 * config/ns32k/ns32k-protos.h, config/ns32k/ns32k.c,
19297 config/ns32k/ns32k.h (ns32k_comp_type_attributes,
19298 COMP_TYPE_ATTRIBUTES): Likewise.
19299 * config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
19300 config/rs6000/rs6000.h (rs6000_comp_type_attributes,
19301 rs6000_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
19302 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
19303 * config/d30v/d30v.h (COMP_TYPE_ATTRIBUTES,
19304 SET_DEFAULT_TYPE_ATTRIBUTES): Remove commented out macro
19305 definitions.
19306 * config/i386/i386.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
19307 * config/ns32k/ns32k.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
19308 * config/arm/arm.c (arm_comp_type_attributes,
19309 arm_set_default_type_attributes): Make static.
19310 (TARGET_COMP_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
19311 Define.
19312 * config/arm/arm.h (COMP_TYPE_ATTRIBUTES,
19313 SET_DEFAULT_TYPE_ATTRIBUTES): Don't define.
19314 * config/arm/arm-protos.h (arm_comp_type_attributes,
19315 arm_set_default_type_attributes): Don't declare.
19316 * config/i386/i386.c (ix86_comp_type_attributes): Make static.
19317 (TARGET_COMP_TYPE_ATTRIBUTES): Define.
19318 * config/i386/i386.h (COMP_TYPE_ATTRIBUTES): Don't define.
19319 * config/i386/i386-protos.h (ix86_comp_type_attributes): Don't
19320 declare.
19321
193222001-06-28 Jan van Male <jan.vanmale@fenk.wau.nl>
19323
19324 * predict.c (dump_prediction): Eliminate fprintf warning.
19325
193262001-06-28 Diego Novillo <dnovillo@redhat.com>
19327
19328 * flow.c (dump_bb): Remove unused third argument to call
19329 to fprintf when displaying the basic block header.
19330
193312001-06-28 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
19332 Jeff Law <law@redhat.com>
19333
19334 * Makefile.in (OBJS): Add df.o
19335 (df.o): Add dependencies.
19336 * basic-block.h (flow_depth_first_order_compute): Declare.
19337 * flow.c (flow_depth_first_order_compute): No longer declare.
19338 Make external.
19339 * df.c, df.h: New files.
19340
193412001-06-28 Zack Weinberg <zackw@stanford.edu>
19342
19343 * config/i386/i386.md: Global update to use new string syntax
19344 where it will improve readability. Warning fixes:
19345 (*truncdfsf2_2): Abort if which_alternative is not 0 or 1.
19346 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64,
19347 *adddi_4_rex64, *adddi_5_rex64): Cast 1 to unsigned int.
19348
19349 * read-rtl.c: Syntactic sugar for C embedded in strings in
19350 machine descriptions.
19351 (read_string): Break inner loop into separate function. Takes
19352 an int. Dispatch to read_quoted_string or read_braced_string
19353 as appropriate. Automatically insert a leading star on braced
19354 strings if STAR_IF_BRACED is true.
19355 (read_quoted_string, read_braced_string): New functions.
19356 * doc/rtl.texi, doc/md.texi: Document new syntax. Update
19357 examples to match.
19358
19359 * rtl.c: Split RTL reader (read_rtx, read_skip_spaces,
19360 traverse_md_constants, fatal_with_file_and_line,
19361 fatal_expected_char, read_name, read_string, def_hash,
19362 def_name_eq_p, read_constants, and related data) to its own
19363 file. Weed out now-unnecessary #includes.
19364 * read-rtl.c: New file.
19365 * Makefile.in (HOST_RTL): Add read-rtl.o.
19366 (read-rtl.o): New rule.
19367 (rtl.o, $(HOST_PREFIX_1)rtl.o): Update dependencies.
19368 * doc/gcc.texi (Passes): Talk briefly about the support
19369 library used by genfoo.
19370 * doc/rtl.texi (Reading RTL): read_rtx is not available in the
19371 compiler itself.
19372
193732001-06-28 Stan Shebs <shebs@apple.com>
19374
19375 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Define.
19376 * config/darwin-c.c: New file.
19377 * config/darwin-protos.h: Declare new functions.
19378 * config/rs6000/t-darwin (darwin-c.o): New rule.
19379 * config.gcc (powerpc-*-darwin*): Define c_target_objs and
19380 cxx_target_objs.
19381 * doc/extend.texi (Pragmas): New section.
19382
19383Thu Jun 28 20:13:11 CEST 2001 Jan Hubicka <jh@suse.cz>
19384
19385 * flow.c (try_merge_block): Rename to try_optimize_cfg;
19386 do basic simplifications on the CFG.
19387 (is_forwarder_block_p, can_fallthru, try_redirect_by_replacing_jump,
19388 try_simplify_condjump): New.
19389 (redirect_edge_and_branch): Try replace jump insn.
19390 (flow_delete_insn): Handle deleting of ADDR_VEC insns.
19391
19392 * basic-block.h (FALLTHRU_EDGE, BRANCH_EDGE): New macros.
19393
19394Thu Jun 28 11:19:42 2001 Jeffrey A Law (law@cygnus.com)
19395
19396 * ssa-dce.c (eliminate_dead_code): Properly handle control
19397 dependencies implied by PHI nodes.
19398
19399 * ssa-dce.c (eliminate_dead_code): Remove fake edges from the
19400 CFG after dead code elimination is complete.
19401
194022001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19403
19404 * gthr-posix.h [LIBOBJC]: Add weak definitions of
19405 sched_get_priority_max, sched_get_priority_min.
19406
194072001-06-28 Gabriel Dos Reis <gdr@codesourcery.com>
19408
19409 * diagnostic.c (default_print_error_function): Tweak.
19410 (report_error_function): Likewise.
19411 * toplev.h (default_print_error_function): Move to...
19412 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
19413 * tree.h (print_error_function): Move to...
19414 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
19415
19416Thu Jun 28 06:16:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19417
19418 * expr.c (expand_assignment): When have varying-length object,
19419 make MEM a BLKmode.
19420 (expand_expr, case ADDR_EXPR): Use SAVE_EXPR_RTL after putting
19421 SAVE_EXPR stack in case we had a SUBREG.
19422
19423Thu Jun 28 10:31:06 CEST 2001 Jan Hubicka <jh@suse.cz>
19424
19425 * i386.md (cmp?i): Simplify; refuse immediate operand
19426 in alternative 0
19427 * i386.c (cmpsi_operand): Refuse constants.
19428
19429 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
19430
19431 * flow.c (block_label, redirect_edge_and_branch): Split out from ....
19432 (split_edge) .... here;
19433
194342001-06-28 Neil Booth <neil@cat.daikokuya.demon.co.uk>
19435
19436 * i386/i386.c (ix86_valid_type_attribute_p): Give external
19437 linkage, move declaration to...
19438 * i386/i386-protos.h: ...here.
19439
194402001-06-27 H.J. Lu (hjl@gnu.org)
19441
19442 * build-make (CC): Removed.
19443 (HOST_CC): Set to $(CC_FOR_BUILD).
19444 (HOST_CFLAGS): Replace $(CFLAGS) with $(CFLAGS_FOR_BUILD).
19445 Fix a typo in comments.
19446
19447 * configure.in: Set CFLAGS to $(CFLAGS_FOR_BUILD) when
19448 generating auto-build.h for canadian cross compile. Set CC
19449 to `"${CC_FOR_BUILD}"' instead of just `${CC_FOR_BUILD}'.
19450 Save/restore CFLAGS.
19451 * configure: Regenerated.
19452
194532001-06-27 Jim Wilson <wilson@redhat.com>
19454
19455 * emit-rtl.c (gen_highpart): Call validize_mem.
19456
194572001-06-27 Bruce Korb <bkorb@gnu.org>
19458
19459 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
19460 hpux10_cpp_pow_inline. Not similar enough.
19461 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
19462 all Solaris versions. This fix patches MUTEX and COND initializers,
19463 the RWLOCK one will wait for someone to complain. For now, anyway.
19464 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
19465 wrong directory.
19466
194672001-06-27 Stan Shebs <shebs@apple.com>
19468
19469 * objc/objc-act.c (handle_impent): Rewrite to be more portable
19470 and to use ASM_DECLARE_CLASS_REFERENCE.
19471 * config/darwin.h (ASM_DECLARE_CLASS_REFERENCE): Rename from
19472 undocumented DECLARE_CLASS_REFERENCE, add file argument.
19473 * doc/tm.texi (ASM_DECLARE_CLASS_REFERENCE): Document.
19474
19475Wed Jun 27 18:01:09 2001 Jeffrey A Law (law@cygnus.com)
19476
19477 * simplify-rtx.c (simplify_rtx): Canonicalize commutative expressions
19478 by putting complex operands first and constants second.
19479
194802001-06-27 Gabriel Dos Reis <gdr@codesourcery.com>
19481
19482 * diagnostic.h: Add documentation. Make macros polymorphic.
19483 * diagnostic.c (ideal_line_wrap_cutoff): Remove
19484 definition. Replace with diagnostic_line_cutoff.
19485 (prefixing_policy): Remove. Replace with diagnostic_prefixing_rule.
19486
194872001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
19488
19489 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
19490 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
19491 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
19492 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
19493 . at end of sentences preceded by a capital letter with @..
19494
194952001-06-26 Daniel Berlin <dan@cgsoftware.com>
19496
19497 * doc/invoke.texi: Add description of max-gcse-passes param.
19498
19499 * gcse.c (gcse_main): Use MAX_GCSE_PASSES instead of MAX_PASSES.
19500 (MAX_PASSES): Remove now unneeded macro.
19501
19502 * params.h (MAX_GCSE_PASSES): New macro, to get parameter value of
19503 max-gcse-passes param.
19504
19505 * params.def (PARAM_MAX_GCSE_PASSES): New parameter, controlling
19506 maximum number of GCSE passes to run. Defaults to 1 (which is what
19507 MAX_PASSES in gcse.c used to be).
19508
195092001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
19510
19511 * system.h (TARGET_ESC): Move to ...
19512 * defaults.h (TARGET_ESC): ... here.
19513 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
19514 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
19515 * tree.c (default_valid_attribute_p): New.
19516 (valid_machine_attribute): Handlers can not be NULL.
19517 * tree.h (default_valid_attribute_p): New.
19518 * doc/tm.texi: Document TARGET_ESC.
19519 * cp/decl2.c (import_export_class): Update.
19520
195212001-06-26 Bruce Korb <bkorb@gnu.org>
19522
19523 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
19524 use preprocessing directives inside a string literal. Fixed.
19525
195262001-06-26 Jim Wilson <wilson@redhat.com>
19527
19528 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
19529 Document.
19530
195312001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
19532
19533 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
19534 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
19535 doc/tm.texi: Use @: where necessary when a full stop does not end
19536 a sentence.
19537
195382001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
19539
19540 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
19541 whitespace.
19542
195432001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
19544
19545 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
19546 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
19547 doc/tm.texi: Use two spaces after ends of sentences.
19548
195492001-06-26 Daniel Berlin <dan@cgsoftware.com>
19550
19551 * toplev.c (display_help): Fix param thinko.
19552 * Makefile.in: Fix params.h dependencies.
19553
195542001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
19555
19556 * toplev.c (decode_f_option): Adjust setting.
19557 (toplev_main): Call diagnostic_initialize. Remove call to
19558 reshape_diagnostic_buffer._
19559
19560 * diagnostic.h (struct output_buffer): Add new field format_decoder.
19561 (diagnostic_format_decoder): New macro.
19562 (diagnostic_prefixing_rule): Likewise.
19563 (diagnostic_line_cutoff): Likewise.
19564 (set_message_prefixing_rule): Remove.
19565
19566 * diagnostic.c (lang_printer): Remove.
19567 (diagnostic_message_length_per_line): Likewise.
19568 (current_prefixing_rule): Likewise.
19569 (initialize_diagnostics): Rename to...
19570 (diagnostic_initialize): ...this. Tweak.
19571 (default_initialize_buffer): Remove.
19572 (reshape_diagnostic_buffer): Likewise.
19573 (init_output_buffer): Adjust prefixing rule setting.
19574 (output_format): Use format_decoder from the output_buffer.
19575
19576 * c-lang.c (c_init): Adjust tree formatter setting.
19577
195782001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19579
19580 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
19581
195822001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
19583
19584 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
19585 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
19586 * c-decl.c (duplicate_decls): Use function pointer.
19587 * c-typeck.c (common_type): Similarly.
19588 * tree.c (valid_machine_attribute): Similarly.
19589 (merge_machine_type_attributes): Rename merge_type_attributes.
19590 (merge_machine_decl_attributes): Rename merge_decl_attributes.
19591 (merge_dllimport_decl_attributes): New function.
19592 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
19593 (merge_machine_decl_attributes): Rename merge_decl_attributes.
19594 (merge_dllimport_decl_attributes): New prototype.
19595 * target.h: New.
19596 * target-def.h: New.
19597
19598doc: (Joseph Myers)
19599 * doc/gcc.texi, doc/tm.texi: Update documentation.
19600
19601cp: Make-lang.in: Update dependencies.
19602 * spew.c: Include target.h.
19603 (duplicate_decls): Call target function.
19604 * decl2.c: include target.h
19605 (import_export_class): Use existence of target function pointer.
19606 * typeck.c: Include target.h.
19607 (qualify_type_recursive): Rename variable. Call target function.
19608 (type_after_usual_arithmetic_conversions): Similarly.
19609 (common_type): Similarly.
19610
19611config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
19612 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
19613 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
19614 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
19615 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
19616 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
19617 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
19618 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
19619 : Include target.h and target-def.h. Define target.
19620
19621 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
19622 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
19623 arc_valid_decl_attribute, make static.
19624 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19625 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
19626 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
19627 arm_pe_merge_machine_decl_attributes): Remove.
19628 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
19629 arm_valid_decl_attribute_p, make static.
19630 (arm_pe_valid_decl_attribute_p): Move from pe.c.
19631 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
19632 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
19633 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19634 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
19635 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
19636 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
19637 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
19638 * avr/avr-protos.h (valid_machine_type_attribute,
19639 valid_machine_decl_attribute): Remove.
19640 * avr/avr.c (valid_machine_type_attribute,
19641 valid_machine_decl_attribute): Rename and make static.
19642 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
19643 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
19644 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
19645 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
19646 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19647 * d30v/d30v.h: Remove obsolete comments.
19648 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
19649 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
19650 static.
19651 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
19652 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
19653 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
19654 i386_pe_valid_type_attributes_p): Remove.
19655 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
19656 ix86_valid_type_attribute_p): Remove.
19657 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
19658 (ix86_valid_type_attribute_p): Make static.
19659 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
19660 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19661 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
19662 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
19663 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
19664 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19665 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
19666 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
19667 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
19668 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
19669 m68hc11_valid_type_attribute_p): Remove.
19670 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
19671 (m68hc11_valid_type_attribute_p): Make static.
19672 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
19673 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19674 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
19675 mcore_merge_machine_decl_attribute): Remove.
19676 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
19677 make static.
19678 (mcore_merge_machine_decl_attributes): Move to tree.c.
19679 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
19680 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19681 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
19682 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
19683 ns32k_valid_type_attribute_p): Remove.
19684 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
19685 (ns32k_valid_type_attribute_p): Make static.
19686 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
19687 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19688 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
19689 rs6000_valid_type_attribute_p): Remove.
19690 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
19691 (rs6000_valid_type_attribute_p): Make static.
19692 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
19693 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
19694 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
19695 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
19696 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
19697 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
19698 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
19699 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
19700
197012001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
19702
19703 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
19704 it.
19705
197062001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
19707
19708 * diagnostic.h (struct diagnostic_context): Add new field.
19709 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
19710 declaratons.
19711 (global_dc): Declare.
19712 * diagnostic.c (global_diagnostic_context): New variable.
19713 (global_output_buffer): Remove.
19714 (global_dc): Define.
19715 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
19716 definitions.
19717 (initialize_diagnostics): Adjust initialization.
19718 (set_diagnostic_context): Adjust setting.
19719
197202001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19721
19722 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
19723 UNALIGNED_SHORT_ASM_OP): Define.
19724 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
19725 UNALIGNED_SHORT_ASM_OP): Undef.
19726
19727Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
19728
19729 * i386.md (float_truncate splitter, and to mov splitters): Add
19730 reload_completed; fix operand predicate.
19731
19732 * haifa-sched.c (sched_init): Do not split insns.
19733 * toplev.c (rest_of_compilation): Call split_all_insns before
19734 sched1 pass; simplify condition of post-reload splitter;
19735 call split_all_insn before sched2 pass.
19736
197372001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
19738
19739 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
19740 (set_message_prefixing_rule): Adjust prototype.
19741 * diagnostic.c (current_prefixing_rule): Adjust type.
19742
197432001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
19744
19745 * defaults.h: Default escape sequences to ASCII.
19746 * config/i370/i370.h: Adjust for ASCII default.
19747 * config/1750a/1750a.h: Remove escape sequence definitions.
19748 * config/a29k/a29k.h: Similarly.
19749 * config/alpha/alpha.h: Similarly.
19750 * config/arc/arc.h: Similarly.
19751 * config/arm/arm.h: Similarly.
19752 * config/avr/avr.h: Similarly.
19753 * config/c4x/c4x.h: Similarly.
19754 * config/clipper/clipper.h: Similarly.
19755 * config/convex/convex.h: Similarly.
19756 * config/d30v/d30v.h: Similarly.
19757 * config/dsp16xx/dsp16xx.h: Similarly.
19758 * config/elxsi/elxsi.h: Similarly.
19759 * config/fr30/fr30.h: Similarly.
19760 * config/h8300/h8300.h: Similarly.
19761 * config/i386/i386.h: Similarly.
19762 * config/i860/i860.h: Similarly.
19763 * config/i960/i960.h: Similarly.
19764 * config/ia64/ia64.h: Similarly.
19765 * config/m32r/m32r.h: Similarly.
19766 * config/m68hc11/m68hc11.h: Similarly.
19767 * config/m68k/m68k.h: Similarly.
19768 * config/m88k/m88k.h: Similarly.
19769 * config/mcore/mcore.h: Similarly.
19770 * config/mips/mips.h: Similarly.
19771 * config/mn10200/mn10200.h: Similarly.
19772 * config/mn10300/mn10300.h: Similarly.
19773 * config/ns32k/ns32k.h: Similarly.
19774 * config/pa/pa.h: Similarly.
19775 * config/pdp11/pdp11.h: Similarly.
19776 * config/pj/pj.h: Similarly.
19777 * config/romp/romp.h: Similarly.
19778 * config/rs6000/rs6000.h: Similarly.
19779 * config/sh/sh.h: Similarly.
19780 * config/sparc/sparc.h: Similarly.
19781 * config/v850/v850.h: Similarly.
19782 * config/vax/vax.h: Similarly.
19783 * config/we32k/we32k.h: Similarly.
19784 * doc/tm.texi: Update documentation.
19785
197862001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
19787
19788 * diagnostic.c (digit_buffer): Remove as global. Move to...
19789 * diagnostic.h (struct output_buffer): ... here.
19790 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
19791
197922001-06-25 Steve Ellcey <sje@cup.hp.com>
19793
19794 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
19795 Define tmake_file to include ia64/t-hpux.
19796 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
19797 testing to see if it is defined.
19798 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
19799 undefined.
19800 * config/ia64/hpux_longdouble.h: New.
19801 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
19802 handling of long doubles.
19803 (ia64_function_arg, ia64_function_value): Add checks for TFmode
19804 and INTEL_EXTENDED_IEEE_FORMAT.
19805 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
19806 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
19807 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
19808 * config/ia64/ia64.md (all TFmode patterns): Test
19809 INTEL_EXTENDED_IEEE_FORMAT in condition.
19810 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
19811 * config/ia64/quadlib.c: New.
19812 * config/ia64/t-hpux: New.
19813 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
19814
198152001-06-25 Jim Wilson <wilson@redhat.com>
19816
19817 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
19818 * config/i960/t-vxworks960: Likewise.
19819
198202001-06-25 Dale Johannesen <dalej@apple.com>
19821
19822 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
19823 argument to macro).
19824
19825Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
19826
19827 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
19828
198292001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
19830
19831 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
19832 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
19833 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
19834 the use of "GCC" and related terms.
19835 * doc/gcc.1, doc/gcov.1: Regenerate.
19836
198372001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
19838
19839 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
19840 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
19841 uses of @refill.
19842
19843Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
19844
19845 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
19846
198472001-06-24 Richard Henderson <rth@redhat.com>
19848
19849 * builtins.c (expand_builtin_expect_jump): Disable if the
19850 expression can't be re-evaluated.
19851
198522001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
19853
19854 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
19855 handlers examine register r0-r7, for other interrupt handlers
19856 examine r0-r12. If the interrupt handler is not a leaf function
19857 save all call clobbered registers.
19858 (arm_output_epilogue): If the prologue has pushed the IP register,
19859 restore it here.
19860 (Arm_expand_prologue): For interrupt functions that need the frame
19861 pointer, push the IP register before it is corrupted.
19862
19863 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
19864 about the use of signed and unsigned quantities in a conditional.
19865
198662001-06-23 Richard Henderson <rth@redhat.com>
19867
19868 * config/alpha/crtfastmath.c: New file.
19869 * config/alpha/t-crtfm: New file.
19870 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
19871 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
19872 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
19873 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
19874 do not set extra_parts here.
19875
198762001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
19877
19878 * doc/install-old.texi: Remove more documentation of configure
19879 options.
19880 * doc/install.texi: Add it here.
19881
19882Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
19883
19884 * i386-protos.h (emit_i387_cw_initialization): Declare.
19885 * i386.md (movsi_insv_1): Remove '*'.
19886 (fix_trunc?f?i2): Revamp to use control word parameters.
19887 (fix_trunc?i_1): Likewise; update splitters.
19888 (fix splitter): Remove.
19889 * i386.c (MAX_386_STACK_LOCALS): set to 3.
19890 (emit_i387_cw_initialization): New function.
19891 (output_fix_trunc): Do not initialize control word;
19892 kill dead code; simplify.
19893
198942001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
19895
19896 * cppmacro.c (make_string_token): Avoid warning.
19897 (cpp_macro_definition): Prepend the macro name. Update
19898 comments.
19899 * cppmain.c (cb_define, dump_macro): Update for changes
19900 to cpp_macro_definition.
19901
19902Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
19903
19904 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
19905
19906Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
19907
19908 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
19909 try_pre_increment_1): compute REG_FREQ using bb->frequency.
19910
19911 * regclass.c (loop_cost): Kill.
19912 (frequency): New global variable.
19913 (record_operand_costs): Replace loop_cost by frequency.
19914 (scan_one_insn): Likewise.
19915 (regclass): Likewise; set frequency according to bb->frequency.
19916
19917 * flow.c (split_edge): Set frequency.
19918
19919Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
19920
19921 * predict.c (block_info_def): Add nvisited.
19922 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
19923 irreducible regions.
19924
19925 * flow.c (dump_edge_info): Dump the probability of edge.
19926 (combine_predictions_for_insn): Dump the basic block.
19927
199282001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
19929
19930 * doc/gcc.texi: Update documentation of source files of C
19931 compiler.
19932
199332001-06-22 Richard Henderson <rth@redhat.com>
19934
19935 * doc/invoke.texi (-funsafe-math-optimizations): Document its
19936 possible effects at link time.
19937
199382001-06-22 Diego Novillo <dnovillo@redhat.com>
19939
19940 * basic-block.h (dump_edge_info): Declare.
19941 (clear_edges): Declare.
19942 (mark_critical_edges): Declare.
19943 * flow.c (dump_edge_info): Remove static declaration.
19944 (clear_edges): Ditto.
19945 (mark_critical_edges): Ditto.
19946 (free_basic_block_vars): Only clear edges and free basic block
19947 array if basic_block_info is not NULL.
19948 * ssa.c (compute_dominance_frontiers): Remove static declaration.
19949 * ssa.h (compute_dominance_frontiers): Declare.
19950
199512001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
19952
19953 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
19954 instead of const1_rtx for true case.
19955
199562001-06-22 David Mosberger <davidm@hpl.hp.com>
19957
19958 * config/ia64/crtfastmath.c: New file.
19959 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
19960 * config/ia64/linux.h (ENDFILE_SPEC): New.
19961
199622001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
19963
19964 * config/h8300/h8300.c (asm_file_start): Remove reference to
19965 "release F-1".
19966
199672001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
19968
19969 * c-common.c (verify_tree): Check for x being NULL.
19970 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
19971 COMPOUND_STMT.
19972 Fixes PR c/3259.
19973
199742001-06-22 DJ Delorie <dj@redhat.com>
19975
19976 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
19977 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
19978 (arm_return_addr): Use get_hard_reg_initial_val et al.
19979 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
19980 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
19981 (d30v_return_addr): Use get_hard_reg_initial_val et al.
19982 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
19983 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19984 mark_machine_status.
19985 (rs6000_mark_machine_status): Remove.
19986 (rs6000_return_addr): Use get_hard_reg_initial_val.
19987 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
19988 * config/v850/v850.h (INIT_EXPANDERS): Delete.
19989 * config/v850/v850.c (struct machine_function): Delete.
19990 (v850_init_machine_status): Delete.
19991 (v850_mark_machine_status): Delete.
19992 (v850_free_machine_status): Delete.
19993 (v850_return_addr): Use get_hard_reg_initial_val.
19994 (v850_init_expanders): Delete.
19995
19996Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
19997
19998 * predict.c (estimate_bb_frequencies): Do not handle conditional
19999 jumps jumping to fallthru basic block as conditional jumps.
20000
20001Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
20002
20003 * regs.h (struct reg_info_def): Add freq field.
20004 (REG_N_REFS): Update comment.
20005 (REG_FREQ): New.
20006 * regclass.c (scan_one_insn): Update REG_FREQ.
20007 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
20008 (attempt_auto_inc): Likewise.
20009 (mark_used_reg): Likewise.
20010 (try_pre_increment_1): Likewise.
20011 * local-alloc.c (struct qty): Add freq field.
20012 (alloc_qty): Set freq.
20013 (update_equiv_regs): Set REG_FREQ.
20014 (QTY_CMP_PRI): Use freq.
20015 (combine_regs): Update qty->freq.
20016 * global.c (struct allocno): Update comment for n_refs;
20017 add freq field.
20018 (local_reg_freq): New array.
20019 (global_alloc): Update freq field;
20020 allocate and initialize local_reg_freq.
20021 (allocno_compare): Use freq field.
20022 (find_reg): Likewise.
20023 * reload1.c (count_pseudo): Use freq isntead of n_refs.
20024 (count_spilled_pseudo): Likewise.
20025
20026 * tm.texi (GCOV_TYPE_SIZE): Document.
20027 * basic-block.h (gcov_type): Define.
20028 (struct edge_def): Use gcov_type for count field.
20029 (struct basic_block_def): Likewise.
20030 * defaults.h (GCOV_TYPE_SIZE): Define.
20031 * final.c (end_final): Use GCOV_TYPE_SIZE.
20032 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
20033 using HOST_WIDEST_INT_PRINT_DEC.
20034 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
20035 __write_gcov_type): New.
20036 (store_long): Remove.
20037 * gcov.c (gcov_type): Set default.
20038 (struct adj_list): Use gcov_type for arc_count.
20039 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
20040 (create_program_flow_graph): Read arc_count properly.
20041 (solve_program_flow_graph): 'total' is gcov_type.
20042 (output_data): Line_counts is gcov_type, print it properly.
20043 * libgcc2.c (struct bb): Counts is gcov_type.
20044 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
20045 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
20046 (GCOV_TYPE_SIZE): Define.
20047 (struct bb_info): succ_count and pred_count is gcov_type.
20048 (compute_branch_probabilities): Use __read_gcov_type,
20049 print read edges to the dump file.
20050 (total): Is gcov_type.
20051 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
20052
200532001-06-14 Andrew Haley <aph@cambridge.redhat.com>
20054
20055 * optabs.c (emit_libcall_block): When using non-call exceptions,
20056 don't mark libcalls never throwing.
20057
200582001-06-21 Stan Shebs <shebs@apple.com>
20059
20060 * objc/objc-act.c (hash_init): Use xcalloc.
20061
200622001-06-21 Richard Henderson <rth@redhat.com>
20063
20064 * flow.c (entry_exit_blocks): Initialize frequency.
20065 (split_block): Copy it.
20066 (dump_flow_info): Dump it.
20067
20068Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
20069
20070 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
20071 from machine-depedent_reorg for purposes of alignment supression
20072 when no delay slot insn has been added.
20073
200742001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
20075
20076 * cppmacro.c (make_string_token): Null terminate.
20077
200782001-06-21 DJ Delorie <dj@redhat.com>
20079
20080 * config/alpha/alpha.h (struct machine_function): Remove.
20081 * config/alpha/alpha.c (integrate.h): Include.
20082 (override_options): Don't set up machine_status hooks.
20083 (alpha_init_machine_status): Remove.
20084 (alpha_mark_machine_status): Remove.
20085 (alpha_free_machine_status): Remove.
20086 (alpha_return_addr): Use get_hard_reg_initial_val.
20087 (alpha_gp_save_rtx): Likewise.
20088 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
20089
200902001-06-20 Aldy Hernandez <aldyh@redhat.com>
20091
20092 * config/sh/sh.md (interrupt_function): Use
20093 current_function_interrupt.
20094 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
20095 an interrupt function.
20096
20097 * config/sh/sh.h (current_function_interrupt): Define extern.
20098
20099 * config/sh/sh.c (current_function_interrupt): New global.
20100 (sh_expand_prologue): Set current_function_interrupt.
20101
201022001-06-21 Phil Edwards <pme@sources.redhat.com>
20103
20104 * doc/install.texi: Add 'c' to list of --enable-languages choices.
20105
201062001-06-21 DJ Delorie <dj@redhat.com>
20107
20108 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
20109
20110 * integrate.c (ggc.h): Include.
20111 (initial_value_pair, initial_value_struct,
20112 setup_initial_hard_reg_value_integration): Add prototypes.
20113 (expand_inline_function): Call
20114 setup_initial_hard_reg_value_integration.
20115 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
20116 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
20117 to keep track of values present at the start of a function.
20118 (mark_hard_reg_initial_vals): New, for gc.
20119 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
20120 mappings for initial values.
20121 (emit_initial_value_sets): New. Emits code to set initial value
20122 pseudos.
20123 * integrate.h: Add prototypes for new functions.
20124 * function.h (struct function): Add hard_reg_initial_vals field.
20125 * function.c (integrate.h): Include.
20126 (mark_function_status): Call
20127 mark_hard_reg_initial_vals.
20128 * toplev.c (integrate.h): Include.
20129 (rest_of_compilation): Call emit_initial_value_sets.
20130
201312001-06-21 Stan Shebs <shebs@apple.com>
20132
20133 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
20134 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
20135 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
20136 everywhere instead of "Objective C".
20137
201382001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
20139
20140 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
20141 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
20142 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
20143 "back end" as nouns and "front-end" and "back-end" as adjectives.
20144
20145Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
20146
20147 * predict.c (estimate_probability): Fix loop bounds.
20148
20149Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
20150
20151 * toplev.c (rest_of_compilation): Run mark_constant_function
20152 before profile-arcs.
20153
20154Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
20155
20156 * predict.c (estimate_loops_at_level, propagate_freq
20157 estimate_bb_frequencies, count_to_freqs): New functions.
20158 (estimate_probability): Call estimate_bb_frequencies.
20159 * basic-block.h (basic_block_def): Add field "freq".
20160 (BB_FREQ_MAX): New constant.
20161
20162Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
20163
20164 * sh.c (barrier_align): Don't ask for alignment when seeing a
20165 branch-around-a-jump from machine_dependent_reorg.
20166
20167Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
20168
20169 * ssa.c (rename_block): Update parameter to remove_phi_alternative
20170 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
20171 re-running life analysis.
20172
201732001-06-20 Stan Shebs <shebs@apple.com>
20174
20175 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
20176 also use memset to clear the hash tables.
20177 (hash_enter): Assume xmalloc always succeeds.
20178 (hash_add_attr): Ditto.
20179 (continue_class): Ditto.
20180
201812001-06-20 Michael Meissner <meissner@redhat.com>
20182
20183 * builtins.c (predict.h): Include.
20184 (expand_builtin_expect): Update comment.
20185 (expand_builtin_expect_jump): New function to expand
20186 __builtin_expect inside of a conditional jump expansion.
20187
20188 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
20189 __builtin_expect (<test>, 1).
20190
20191 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
20192
20193 * rtl.h (expand_builtin_expect_jump): Add prototype.
20194
201952001-06-19 Geoffrey Keating <geoffk@redhat.com>
20196
20197 * doc/rtl.texi (Machine Modes): Correct description of
20198 floating-point modes on machines with non-8-bit bytes.
20199
202002001-06-19 Bernd Schmidt <bernds@redhat.com>
20201
20202 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
20203 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
20204 note.
20205
20206Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
20207
20208 * ssa.c (remove_phi_alternative): Remove declaration. No longer
20209 static. Second argument is a pointer to a basic block structure,
20210 not a basic block index.
20211 (convert_to_ssa): Do not remove dead code.
20212 (convert_from_ssa): Do not remove dead code to create death notes.
20213 * ssa.h (remove_phi_alternative): Declare.
20214
20215 * flow.c (delete_unreachable_blocks): Fix patch error in
20216 previous change (call to find_unreachable_blocks was lost).
20217
20218 * ssa.c (ssa_uses): Remove definition.
20219 (apply_delayed_renames): Don't grow ssa_uses.
20220 (rename_block): Remove comment related to ssa_uses.
20221 (rename_registers): Do not initialize ssa_uses.
20222 (convert_from_ssa): Do not free ssa_uses.
20223
20224 * ssa-dce.c: Renamed from dce.c.
20225 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
20226 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
20227 ssa-dce.o.
20228
202292001-06-19 Eric Christopher <echristo@redhat.com>
20230
20231 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
20232 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
20233 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
20234
20235Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
20236
20237 * sh.c (output_branch): Delete bogus code.
20238
20239 * sh.c (initial_elimination_offset):
20240 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
20241
20242Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
20243
20244 * flow.c (find_unreachable_blocks): New function.
20245 (delete_unreachable_blocks): Use find_unreachable_blocks.
20246 * basic-block.h (find_unreachable_blocks): Declare.
20247
20248 * dce.c (eliminate_dead_code): Fix formatting glitch.
20249
202502001-06-18 Jason Merrill <jason_merrill@redhat.com>
20251
20252 * c-common.h (RETURN_NULLIFIED_P): New macro.
20253 * c-semantics.c (genrtl_return_stmt): Check it.
20254
20255 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
20256 (emit_block_move): Likewise.
20257
20258Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
20259
20260 * unroll.c: Include predict.h.
20261 (unroll_loop): Drop prediction notes on preconditioning.
20262 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
20263 New; add comments on the others.
20264 * Makefile.in: (unroll.o): Add dependency on predict.h.
20265 * loop.c (strength_reduce): Fix branch prediction.
20266
20267Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
20268
20269 * stmt.c (emit_case_nodes): Optimize test whether index is in given
20270 interval.
20271
20272Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
20273
20274 * predict.c (estimate_probability): Do not bail out early
20275 when note is present.
20276 (combine_predictions_for_insn): Fix note removal code.
20277
202782001-06-18 Ben Elliston <bje@redhat.com>
20279
20280 * except.c (resolve_fixup_regions): Initialize "cleanup".
20281
202822001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
20283
20284 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
20285
20286Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20287
20288 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
20289 use put_var_into_stack.
20290
202912001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20292
20293 * gccspec.c (lang_specific_driver): If compiling ObjC, add
20294 -shared-libgcc when necessary.
20295 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
20296
202972001-06-16 Daniel Berlin <dan@cgsoftware.com>
20298
20299 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
20300 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
20301 bitmap_last_set_bit. All for compatibility with sbitmap's.
20302
20303 *bitmap.c (bitmap_zero): New function.
20304 (bitmap_union_of_diffs): New function.
20305 (bitmap_first_set_bit): New function.
20306 (bitmap_last_set_bit): New function.
20307
203082001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
20309
20310 * cpp.texi, invoke.texi: Update.
20311 * cpp.1, gcc.1: Regenerate.
20312
20313Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
20314
20315 * i386.md (minsf): Fix splitter. (PR fortran/3191)
20316
203172001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
20318
20319 * doc/cpp.texi: Update.
20320 * doc/cpp.1: Regenerate.
20321
203222001-06-15 Loren J. Rittle <ljrittle@acm.org>
20323
20324 * doc/install.texi: Use correct markup hints.
20325
20326Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20327
20328 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
20329
20330 * explow.c (expr_size): If DECL and size specified, use it.
20331
203322001-06-15 Zack Weinberg <zackw@stanford.edu>
20333
20334 * doc/cpp.texi: Formatting corrections.
20335 Correct buggy example of use of __GNUC__ etc.
20336 Clarify $ in identifiers.
20337 * doc/cpp.1: Regenerate.
20338
20339Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
20340
20341 * optabs.c (expand_twoval_binop): Avoid undefined behavior.
20342
203432001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20344
20345 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
20346 etc. spelling.
20347 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
20348 Added Tru64 UNIX V5.1 bootstrap hints.
20349 (Specific, alpha*-*-osf*): Removed old section, obsolete.
20350
203512001-06-15 Andreas Jaeger <aj@suse.de>
20352
20353 * doc/install.texi (Specific): Mention that glibc cannot be
20354 compiled with GCC 3.0.
20355
203562001-06-14 Andrew Haley <aph@cambridge.redhat.com>
20357
20358 * combine.c (nonzero_bits): Don't optimize away division by
20359 zero.
20360
203612001-06-15 Zack Weinberg <zackw@stanford.edu>
20362
20363 * doc/cpp.texi: Revised and brought up to date.
20364 * doc/cpp.1: Regenerate.
20365
203662001-06-15 Loren J. Rittle <ljrittle@acm.org>
20367
20368 * doc/install.texi: Update --enable-threads to match reality.
20369
203702001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20371
20372 * doc/install.texi: Update for C4x.
20373 * README.C4X: Remove.
20374
203752001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
20376
20377 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
20378 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
20379 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
20380 Consistently use "built-in" and "bit-field". Minor logical markup
20381 improvements.
20382 * doc/gcc.1: Regenerate.
20383
203842001-06-14 Richard Henderson <rth@redhat.com>
20385
20386 * config/mips/mips.md (exception_receiver): New.
20387
203882001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
20389
20390 * doc/gcc.texi: Update passes documentation to be more in tune
20391 with reality.
20392
20393Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
20394
20395 * i386.c (ix86_expand_prologue): Fix merging conflict.
20396
203972001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
20398
20399 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
20400 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
20401 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
20402 logical markup. Use TeX quotes and dashes. Use @dots{} and
20403 @minus{}. Avoid spaces inside @var. Update last modification
20404 date in gcc.texi.
20405 * doc/gcc.1, doc/gcov.1: Regenerate.
20406
20407Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
20408
20409 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
20410 x86_epilogue_using_move): New global variables.
20411 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
20412 (ix86_emit_save_regs_using_mov): New static function.
20413 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
20414 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
20415 MASK_MIX_SSE_I387): Renumber.
20416 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
20417 (x86_accumulate_outgoing_args, x86_prologue_using_move,
20418 x86_epilogue_using_move): Declare.
20419 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
20420
204212001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
20422
20423 * inclhack.def (hpux10_cpp_pow_inline): New hack.
20424
204252001-06-13 Richard Henderson <rth@redhat.com>
20426
20427 * ifcvt.c (dead_or_predicable): Fix return value last patch.
20428
204292001-06-13 Mark Mitchell <mark@codesourcery.com>
20430
20431 * NEWS: Remove.
20432
204332001-06-13 Richard Henderson <rth@redhat.com>
20434
20435 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
20436 (cond_exec_process_if_block, dead_or_predicable): Likewise.
20437
204382001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20439
20440 * mips-tfile.c (copy_object): Always pass indexNil for symbol
20441 table index.
20442
204432001-06-13 Kazu Hirata <kazu@hxi.com>
20444
20445 * config/h8300/h8300.h (OK_FOR_T): Remove.
20446 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
20447 * config/h8300/h8300.md: Remove alternatives involving inc and dec
20448 in the helper patterns for addhi3 and addsi3.
20449
204502001-06-13 Phil Edwards <pme@sources.redhat.com>
20451
20452 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
20453
204542001-06-13 Zack Weinberg <zackw@stanford.edu>
20455
20456 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
20457 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
20458
20459 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
20460 config/alpha/t-osf4, config/mips/t-iris6: Extract all
20461 references to @shlib_map_file@, @shlib_objs@, or
20462 @shlib_base_name@ to Makefile variables.
20463 Bump soname version of libgcc to 1.
20464
204652001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
20466
20467 * doc/install.texi: Use more logical markup. Include @node
20468 commands in the source when generating any non-HTML.
20469
204702001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
20471
20472 * README: Remove. Some of the contents moved to ../README.
20473
204742001-06-13 Alexandre Oliva <aoliva@redhat.com>
20475
20476 * doc/install.texi (--enable-shared): List package names
20477 recognized by GCC.
20478
204792001-06-13 Alexandre Oliva <aoliva@redhat.com>
20480
20481 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
20482 (*-*-solaris*): Document problem in /bin/sh that affects
20483 configuring libraries.
20484 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
20485 (*-sun-solaris2.8): Document linker problem that explains why
20486 libjava is disabled by default.
20487
204882001-06-09 Mark Mitchell <mark@codesourcery.com>
20489
20490 Revert this patch:
20491 * toplev.c (rest_of_compilation): Remove dead code before
20492 purge_addressof.
20493
204942001-06-12 Alexandre Oliva <aoliva@redhat.com>
20495
20496 Reverted:
20497 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
20498 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
20499 * configure: Rebuilt.
20500
205012001-06-12 Jim Wilson <wilson@redhat.com>
20502
20503 * loop.c (strength_reduce): Move bl->all_reduced set before
20504 check_ext_dependant_givs call.
20505 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
20506
205072001-06-12 Alexandre Oliva <aoliva@redhat.com>
20508
20509 * doc/extend.texi (Function Attributes): Document SH's sp_switch
20510 and trap_exit.
20511
205122001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
20513
20514 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
20515 dashes and @dots{}.
20516
205172001-06-12 Richard Henderson <rth@redhat.com>
20518
20519 * config/i386/i386.c (ix86_expand_prologue): Always use
20520 gen_pro_epilogue_adjust_stack; update arguments.
20521 (ix86_expand_epilogue): Likewise.
20522 (ix86_emit_epilogue_esp_adjustment): Remove.
20523 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
20524 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
20525 clobber of scratch memory instead of a modification of EBP as the
20526 barrier. Update all peepholes to match.
20527
205282001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
20529
20530 * doc/gcc.texi: Change the font used for @def... commands to a
20531 fixed width font.
20532 * doc/extend.texi: Use more logical markup. Use "built-in"
20533 instead of "builtin". Use @deftypefn to mark up built-in
20534 functions; specify their types in the @deftypefn and not in the
20535 descriptive text. Use TeX quotes and dashes. Add more index
20536 entries.
20537
205382001-06-12 lars brinkhoff <lars@nocrew.org>
20539
20540 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
20541 (DIR_SEPARATOR_2): Likewise.
20542
205432001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
20544
20545 * doc/install.texi (--exec-prefix, --bindir, --libdir,
20546 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
20547 Document.
20548 (--enable-cpp): Change to document --disable-cpp instead; update
20549 to reflect current default.
20550 (--without-fast-fixincludes): Remove documentation.
20551 (Final install): Document installation directories in more
20552 detail. Document use of make dvi.
20553
20554Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
20555
20556 * recog.c (validate_replace_rtx_1): Fix previous patch.
20557
20558Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
20559
20560 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
20561
20562Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
20563
20564 * simplify-rtx.c (simplify_subreg): Allow volatile memory
20565 to be subregged in case we don't have move instruction.
20566
20567Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
20568
20569 * loop.c: Include predict.h
20570 (strength_reduce): Drop branch prediction note in case
20571 number of iterations is known.
20572 * predict.def (PRED_LOOP_ITERATIONS): new.
20573 * Makefile.in (loop.o): Add dependency on predict.h
20574
205752001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20576
20577 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
20578
20579 * c-typeck.c (c_start_case): Likewise.
20580
205812001-06-12 Mark Mitchell <mark@codesourcery.com>
20582
20583 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
20584 in a structure at a variable address.
20585
205862001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
20587
20588 * doc/gcov.texi: Use more logical markup.
20589
205902001-06-11 Mark Mitchell <mark@codesourcery.com>
20591
20592 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
20593 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
20594 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
20595 valid.
20596
205972001-06-11 Stan Shebs <shebs@apple.com>
20598
20599 * config/darwin.h (ASM_FILE_END): Remove decl of language_string.
20600
206012001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20602
20603 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
20604 as an early clobber to make sure it is not used by reload in
20605 one of the operands.
20606
206072001-06-11 Mark Mitchell <mark@codesourcery.com>
20608
20609 * doc/c-tree.texi: Update information about flag_honor_std.
20610 * doc/install.texi: Note that binutils is required on HPUX 11.
20611 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
20612 now the default.
20613
20614 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
20615 variable-sized types.
20616
206172001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
20618
20619 * doc/md.texi: Use TeX dashes and quotes.
20620
206212001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
20622
20623 * doc/rtl.texi: Reference manual chapter about trees.
20624
206252001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20626
20627 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
20628 (WINT_TYPE): Override.
20629 (WINT_TYPE_SIZE): Likewise.
20630 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
20631
20632 * config/sparc/sol2.h (WINT_TYPE): Define.
20633 (WINT_TYPE_SIZE): Likewise.
20634
20635 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
20636 (WINT_TYPE): Override.
20637 (WINT_TYPE_SIZE): Likewise.
20638 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
20639 (CPP_ARCH64_SPEC): Likewise.
20640
206412001-06-11 Richard Henderson <rth@redhat.com>
20642
20643 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
20644 with alias attribute.
20645
20646 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
20647 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
20648
206492001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20650
20651 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
20652
206532001-06-11 Stan Shebs <shebs@apple.com>
20654
20655 * config/darwin.c (darwin_encode_section_info): Rewrite to simplify
20656 and fix coding mistakes.
20657
206582001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
20659
20660 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
20661 return string from m32r_output_block_move.
20662 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
20663 void function.
20664 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
20665 integer overflow.
20666 (ROUND_ADVANCE): Remove signed/unsigned conflict.
20667 * config/m32r/m32r.c: Declare prototypes for static functions.
20668 (move_src_operand): Replace INT32_P with UINT32_P.
20669 (function_arg_partial_nregs): Fixed signed/unsigned conflict
20670 in initialisation of 'size'.
20671 (m32r_sched_reord): Remove redundant declarations of 'code'.
20672 (m32r_output_block_move): Change to a void function.
20673 (m32r_encode_section_info): Cast return of
20674 TREE_STRING_POINTER to avoid compile time warning.
20675
206762001-06-11 Richard Henderson <rth@redhat.com>
20677
20678 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
20679 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
20680 (struct machine_function): Add gp_save_rtx.
20681 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
20682 (alpha_gp_save_rtx): New.
20683 * config/alpha/alpha-protos.h: Declare it.
20684 * config/alpha/alpha.md (exception_receiver): Make an expander.
20685 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
20686
206872001-06-11 Richard Henderson <rth@redhat.com>
20688
20689 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
20690
206912001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20692
20693 * configure.in: Align --help messages.
20694 Remove trailing full stops.
20695 Consistently use lower case.
20696 Fix DWARF 2 spelling.
20697 * configure: Rebuilt.
20698
206992001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20700
20701 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
20702 variants for .cpp/.cp/.c++ files.
20703 Move definition of __LANGUAGE_C_PLUS_PLUS ...
20704 (CPLUSPLUS_CPP_SPEC): ... here.
20705
20706Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
20707
20708 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
20709
207102001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
20711
20712 * c-decl.c (store_parm_decls): When comparing types in an
20713 old-style function declaration with those from a previous
20714 prototype, compare the unqualified versions of parameter types.
20715 Fixes PR c/3116.
20716
207172001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
20718
20719 * doc/objc.texi: Use more logical markup. Use TeX dashes.
20720
207212001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
20722
20723 * doc/c-tree.texi: Use more logical markup.
20724
207252001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
20726
20727 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
20728
207292001-06-11 Aldy Hernandez <aldyh@redhat.com>
20730
20731 * loop.c (scan_loop): Do not combine asm statements.
20732
207332001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20734
20735 * simplify-rtx.c (simplify_subreg): Fix offset calculation
20736 for complex values within a CONCAT.
20737
207382001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
20739
20740 * doc/install.texi: Update details of what components are included
20741 in the GCC distribution. Update default directory for g++
20742 includes. Update documentation relating to old libio. Adjust
20743 documentation on DejaGnu environment variables. Remove
20744 documentation of --enable-cpplib.
20745
207462001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
20747
20748 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
20749 markup.
20750
207512001-06-10 Richard Henderson <rth@redhat.com>
20752
20753 * ifcvt.c (life_data_ok): New.
20754 (merge_if_block): Use it to determine whether to update
20755 global_live_at_end.
20756 (if_convert): Set it.
20757
207582001-06-10 Richard Henderson <rth@redhat.com>
20759
20760 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
20761
207622001-06-10 Alexandre Oliva <aoliva@redhat.com>
20763
20764 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
20765 (SH Options): Document -mieee.
20766 * doc/install.texi (Final install): Remove obsolete information
20767 about installing cross compilers.
20768 * doc/gcc.1: Rebuilt.
20769
207702001-06-10 Richard Henderson <rth@redhat.com>
20771
20772 * config/alpha/alpha.c (override_options): Set align_loops,
20773 align_jumps, and align_functions.
20774 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
20775 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
20776
207772001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20778
20779 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
20780 are one and two words in size.
20781
207822001-06-10 Richard Henderson <rth@redhat.com>
20783
20784 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
20785 (Code Generation Options): Document -fnon-call-exceptions.
20786
207872001-06-10 Mark Kettenis <kettenis@gnu.org>
20788
20789 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
20790
207912001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20792
20793 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
20794
207952001-06-10 Mark Mitchell <mark@codesourcery.com>
20796 Gabriel Dos Reis <gdr@codesourcery.com>
20797
20798 * Makefile.in (c-parse.o): Depend on diagnostic.h
20799 (dwarf2out.o): Likewise.
20800
20801 * dwarf2out.c: #include diagnostic.h
20802
20803 * toplev.h (warningcount, errorcount, sorrycount): Remove
20804 declarations.
20805
20806 * toplev.c (warningcount, errorcount, sorrycount): Remove
20807 definitions.
20808
20809 * diagnostic.h (struct output_buffer): Reorder fields.
20810 (diagnostic_kind_count): New macro.
20811 (errorcount, warningcount, sorrycount): Define as macros.
20812 (diagnostic_report_warnings_p): New macro.
20813 (output_state): Add diagnostic_count field.
20814
20815 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
20816 Remove tentative declaration.
20817 (count_error): Use diagnostic_report_warnings_p.
20818
20819 * c-parse.in: #include diagnostic.h
20820
208212001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20822
20823 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
20824 prefer a memory for operand 1.
20825 ("*addsi3"): Fix constraints, the '!' was too strong.
20826 ("*addsi3_split"): Accept soft register and split accordingly.
20827
208282001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20829
20830 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
20831 Move definition in the RTX_CODE section.
20832
208332001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20834
20835 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
20836 address as relative to the argument pointer.
20837
20838Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
20839
20840 * predict.def (PRED_OPCODE): Place before call and error_return.
20841
20842Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
20843
20844 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
20845 * predict.c (estimate_probability): Calculate dominance
20846 information; improve detection of NORETURN heuristics;
20847 add call/error_return heuiristics; tweak comparison heuristics
20848 to recognize -1.
20849
208502001-06-09 Alexandre Oliva <aoliva@redhat.com>
20851
20852 * doc/invoke.texi (C Dialect Options): Document -aux-info.
20853 (Debugging Options): Document -print-multi-directory and
20854 -print-multi-lib.
20855 * doc/gcc.1: Rebuilt.
20856
20857 * toplev.c (independent_decode_option): Require `=' between
20858 `-aux-info' and filename in the same argument.
20859 * gcc.c: Don't pass -aux-info=filename twice.
20860
208612001-06-09 Mark Mitchell <mark@codesourcery.com>
20862
20863 * expr.c (expand_expr, case ARRAY_REF): Do not replace
20864 an array element with the known initializing value if it has
20865 side-effects.
20866
20867 * toplev.c (rest_of_compilation): Remove dead code before
20868 purge_addressof.
20869
208702001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
20871
20872 * cppinit.c (print_help): Document -fpreprocessed.
20873 * invoke.texi: Similarly.
20874
20875Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
20876
20877 * predict.def: New file.
20878 * predict.h: New file.
20879 * predict.c: Include predict.h.
20880 (predictor_info): New structure and array.
20881 (predict_edge, predict_insn): Rewrite; make global.
20882 (predict_edge_def, predict_insn_def): New global functions.
20883 (dump_prediction, combine_predictions_for_insns): New
20884 static functions.
20885 (estimate_probability): Change calls to predict_edge
20886 to predict_edge_def and calls to predict_insn to predict_insn_def;
20887 combine probabilities.
20888 (expected_value_to_br_prob): Behave as predictor.
20889 * rtl.h (REG_BR_PRED): Update coment.
20890 (invert_br_probabilities): New.
20891 * jump.c: Include predict.h
20892 (duplicate_loop_exit_test): Drop branch prediction notes.
20893 (invert_jump): Use invert_br_probabilities.
20894 * Makefile.in: Add dependency on predict.h for jump and predict pass.
20895 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
20896 * combine.c (distribute_notes): Handle BR_PRED.
20897
20898Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
20899
20900 * predict.c (predict_insn, predict_edge): New static functions.
20901 (estimate_probability): Revamp to use new functions;
20902 fix loop header heruistics; add loop exist heruistics
20903
209042001-06-09 Alexandre Oliva <aoliva@redhat.com>
20905
20906 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
20907
209082001-06-09 Peter Jakubek <pjak@snafu.de>
20909
20910 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
20911
209122001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
20913
20914 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
20915 for integer operations that don't update C bit.
20916
209172001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
20918
20919 * gthr-posix.h (__gthread_objc_init_thread_system): If
20920 pthread_key_create fails, it's not clear what the return value is.
20921 This obvious fix makes sure it always returns -1 if a problem
20922 occurs.
20923
209242001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
20925
20926 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
20927 more index entries. Use more logical markup where appropriate.
20928 Use TeX quotes and dashes.
20929
209302001-06-09 Benjamin Kosnik <bkoz@redhat.com>
20931
20932 * unwind-pe.h: Conditionally qualify references to abort with
20933 std::.
20934
209352001-06-09 Julian Foad <julian_foad@hotmail.com>
20936
20937 * doc/invoke.texi: Remove superfluous text.
20938
209392001-06-08 Richard Henderson <rth@redhat.com>
20940
20941 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
20942 (LIB_SPEC): Mirror config/linux.h version.
20943
209442001-06-08 Richard Henderson <rth@redhat.com>
20945
20946 * except.c (get_exception_pointer, get_exception_filter): Take a
20947 struct function. Update all callers.
20948 * except.h (get_exception_pointer): Update declaration.
20949 * expr.c (expand_expr): Update get_exception_pointer call.
20950 * integrate.c (expand_inline_function): Remap the exception pointer
20951 from callee to caller.
20952
209532001-06-08 Mark Mitchell <mark@codesourcery.com>
20954
20955 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
20956 accurately reflect its cv-qualification.
20957 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
20958 cv-qualifiers on function types.
20959
209602001-06-08 Mark Mitchell <mark@codesourcery.com>
20961
20962 * basic-block.h: Improve comments.
20963 * except.c (expand_eh_region_end_allowed): Remove redundant call
20964 to do_pending_stack_adjust.
20965 * flow.c (life_analysis): Fix typo in comment.
20966 (calculate_global_regs_live): Add documentation.
20967 (mark_set_1): Likewise.
20968 (debug_regset): Likewise.
20969 * doc/rtl.texi (cond_exec): Document it.
20970
20971Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
20972
20973 * i386.h (CONST_COSTS): set cost of constants representable in
20974 immediate fields to 0.
20975
20976Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
20977
20978 * function.c (diddle_return_value): Kill code to determine
20979 return value before expand_function_end.
20980 (expand_function_end): Delay call to clobber_return_register
20981 after fucntion return value is computed.
20982
20983 Re-install temporary reverted patch:
20984 * toplev.c (rest_of_compilation): Call split_all_insns
20985 before reg-stack and shorten-branches. Do shorten-branches
20986 after reg-stack.
20987 * final.c (shorten_branches): Remove insn splitting code.
20988
209892001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
20990
20991 * doc/gcc.texi, doc/invoke.texi: Add index of command line
20992 options. Use @opindex to index them rather than other indexing
20993 commands. Use @var{...} instead of <...>. Avoid spaces in names
20994 inside @var. Don't use @kindex to index escape sequences in
20995 source code.
20996
209972001-06-08 Jason Merrill <jason_merrill@redhat.com>
20998
20999 * stmt.c (current_nesting_level): New fn.
21000 * tree.h: Declare it.
21001 * c-semantics.c (genrtl_compound_stmt): Use it.
21002
21003 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
21004
210052001-06-08 Jakub Jelinek <jakub@redhat.com>
21006
21007 * jump.c (mark_modified_reg): Allow jump threading if condition
21008 codes are represented by a hard register.
21009
210102001-06-08 Jakub Jelinek <jakub@redhat.com>
21011
21012 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
21013 for complex floats passed to unprototyped functions.
21014
210152001-06-08 Mark Mitchell <mark@codesourcery.com>
21016
21017 * except.c (expand_eh_region_end_allowed): Call
21018 do_pending_stack_adjust as necessary.
21019
21020Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
21021
21022 * function.c (clobber_return_register): Clobber the pseudo return
21023 register too.
21024
21025 * sibcall.c (skip_unreturned_value): New function.
21026 (call_ends_block_p): Use it.
21027
21028 * recog.c (split_insn): Break out from ...
21029 (split_all_insns): ... here; do not use basic block information
21030 when it is broken.
21031
21032Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
21033
21034 * simplify-rtx.c (simplify_subreg): Fix verification of
21035 combined subreg.
21036
210372001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21038
21039 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
21040 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
21041 Move definition of _LANGUAGE_C_PLUS_PLUS ...
21042 (CPLUSPLUS_CPP_SPEC): ... here.
21043 Fixes PRs c++/3047, target/441.
21044
210452001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
21046
21047 * doc/install.texi2html (MAKEINFO): Keep value if set already.
21048
210492001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
21050
21051 * doc/gcc.texi: Add trailing slash to URL.
21052
210532001-06-07 Stan Shebs <shebs@apple.com>
21054
21055 * config/darwin.h (ENCODE_SECTION_INFO): Define.
21056 (REDO_SECTION_INFO_P): Ditto.
21057 (STRIP_NAME_ENCODING): Ditto.
21058 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
21059 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
21060 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
21061 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
21062 * config/darwin.c: No longer include c-tree.h.
21063 (machopic_classify_ident): Rewrite to use symbol encoding.
21064 (lookup_name_darwin): Remove.
21065 (machopic_non_lazy_ptr_name): Handle encoded symbols.
21066 (machopic_stub_name): Use STRIP_NAME_ENCODING.
21067 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
21068 (machopic_finish): Ditto, remove test of decl.
21069 (update_non_lazy_ptrs): New function.
21070 (darwin_encode_section_info): New function.
21071 * config/darwin-protos.h: Declare it.
21072 * config/rs6000/rs6000.c (machopic_output_stub): Use
21073 STRIP_NAME_ENCODING.
21074
210752001-06-07 Mark Mitchell <mark@codesourcery.com>
21076
21077 * tree.h (DECL_SOURCE_FILE): Improve documentation.
21078 (DECL_SOURCE_LINE): Likewise.
21079
210802001-06-07 Loren J. Rittle <ljrittle@acm.org>
21081
21082 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
21083 from config/elfos.h.
21084
210852001-06-07 Phil Edwards <pme@sources.redhat.com>
21086
21087 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
21088 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
21089
210902001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
21091
21092 * doc/contrib.texi: Add copyright notice.
21093
210942001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
21095
21096 * doc/md.texi: Use four digit years in copyright notice.
21097
210982001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
21099
21100 * config.gcc: For $target_alias of athlon-*, set
21101 target_cpu_default2=5.
21102
21103Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21104
21105 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
21106 end of last block if last real insn is a JUMP_INSN.
21107
211082001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
21109
21110 * NEWS: Regenerate.
21111
211122001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21113
21114 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
21115 pthread_t to objc_thread_t.
21116 (__gthread_objc_thread_id): Likewise.
21117
211182001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21119
21120 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
21121 (ASM_OLDAS_SPEC): Likewise.
21122
21123 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
21124 (CPP_SUBTARGET_SPEC): Use it.
21125 (ASM_OLDAS_SPEC): Define.
21126 (ASM_SPEC): Use it.
21127 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
21128
211292001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21130
21131 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
21132 passed by reference.
21133
211342001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
21135
21136 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
21137 Document use of N_(...), and show it in examples. Note that
21138 documentation should be added to invoke.texi. Avoid an overfull
21139 hbox.
21140
21141Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
21142
21143 * toplev.c (rest_of_compilation): Revert previous patch.
21144 * final.c (shorten_branches): Likewise.
21145
211462001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
21147
21148 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
21149 Remove.
21150
211512001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
21152
21153 * doc/install-old.texi: Remove more obsolete documentation.
21154
21155Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
21156
21157 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
21158
21159Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
21160
21161 * toplev.c (rest_of_compilation): Call split_all_insns
21162 before reg-stack and shorten-branches. Do shorten-branches
21163 after reg-stack.
21164 * final.c (shorten_branches): Remove insn splitting code.
21165
211662001-06-07 Nathan Sidwell <nathan@codesourcery.com>
21167
21168 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
21169 * configure: Rebuilt.
21170
211712001-06-07 Andreas Jaeger <aj@suse.de>
21172
21173 * emit-rtl.c (operand_subword): Remove unused variable.
21174
21175Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
21176
21177 * i386.md (floatdi?f): Avoid usinf of SSE instructions
21178 if TARGET_64BIT is false.
21179 (floatdi?f_i386_only): New insn.
21180 (floatdi?f_i386): Disable for !TARGET_64BIT.
21181
21182 * (min?f, max?f splitters): Handle case where
21183 operands are cross-matched.
21184
21185 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
21186 (MMX_REGISTER_NAMES): Kill.
21187 (PRINT_OPERAND): Fix comment.
21188 (PRINT_REG): Likewise.
21189 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
21190 (print_operand): Update comment; kill 'm'.
21191
21192 * i386.c (x86_branch_hints): New global variable
21193 (print_operand): Support outputting of branch prediction hints.
21194 * i386.md (conditional jump patterns): Add branch prediction hints
21195 to the template.
21196 * i386.h (x86_branch_hints): Declare
21197 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
21198 (PRINT_OPERAND_FUNCT_VALID_P): New.
21199 * final.c (final_forward_branch_p): New function.
21200
212012001-06-06 Richard Henderson <rth@redhat.com>
21202
21203 * flow.c (mark_used_reg): Clean up looping over multiple hard
21204 registers. Do conditional life bits across multiple hard regs.
21205
212062001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
21207
21208 * reload1.c (reload): Revert Schmidt's change so all USEs are not
21209 deleted during reload.
21210
212112001-06-05 Mark Mitchell <mark@codesourcery.com>
21212
21213 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
21214 functions here, instead of ...
21215 * c-decl.c (c_expand_body): ... here.
21216
212172001-06-05 David O'Brien <obrien@FreeBSD.org>
21218
21219 * config.gcc, config/sparc/bsd.h: Do not directly include
21220 sparc/sparc.h. Instead do it via tm_file.
21221
212222001-06-05 Richard Henderson <rth@redhat.com>
21223
21224 * dwarf2.h (DW_EH_PE_aligned): New.
21225 * dwarf2asm.c (eh_data_format_name): Name it.
21226 (dw2_asm_output_encoded_addr_rtx): Align for it.
21227 * dwarf2out.c (output_call_frame_info): Handle it for personality
21228 routine and LSDA pointers.
21229
21230 * unwind-pe.h (DW_EH_PE_aligned): New.
21231 (base_of_encoded_value): Handle it.
21232 (read_encoded_value_with_base): Likewise.
21233 * unwind-dw2-fde.c (base_from_object): Likewise.
21234 (get_cie_encoding): Likewise.
21235
21236 * config/alpha/elf.h: Remove ecoff commentary.
21237 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
21238
212392001-06-05 David O'Brien <obrien@FreeBSD.org>
21240
21241 * config.gcc, config/i386/bsd386.h: Do not directly include
21242 i386/386bsd.h. Instead do it via tm_file.
21243
212442001-06-05 David O'Brien <obrien@FreeBSD.org>
21245
21246 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
21247 way svr4.h does.
21248
212492001-06-05 Pascal Obry <obry@act-europe.fr>
21250
21251 * configure.in: Quote $enable_win32_registry in case the value has
21252 spaces in it.
21253 * configure: Ditto.
21254
212552001-06-05 Mark Mitchell <mark@codesourcery.com>
21256
21257 * print-rtl.c (xspaces): Remove.
21258 (print_rtx): Use printf field-width, rather than xpsaces, to
21259 indent.
21260 * toplev.c (main): Disable sibling-call optimization if we are
21261 handling exceptions.
21262
212632001-06-05 Bernd Schmidt <bernds@redhat.com>
21264
21265 * reload1.c (reload): Delete all USEs generated during reload.
21266
212672001-06-05 scott snyder <snyder@fnal.gov>
21268
21269 * gccbug.in: Fix typo.
21270
212712001-06-05 Andreas Jaeger <aj@suse.de>
21272
21273 * builtins.def: Fix definition of __builtin_cosf, it uses float as
21274 parameter and return value.
21275
212762001-06-04 Anthony Green <green@redhat.com>
21277
21278 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
21279 machine. This is now done in sparc.h.
21280
212812001-06-05 Nathan Sidwell <nathan@codesourcery.com>
21282
21283 Correct CVS resurrection of invoke.texi.
21284 * doc/invoke.texi: Document new tree dump flags.
21285
212862001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
21287
21288 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
21289 for casting an aggregate to its own type. Fixes PR c/2735.
21290
212912001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
21292
21293 * doc/texinfo.tex: Update to version 2001-05-24.08.
21294
212952001-06-05 Nathan Sidwell <nathan@codesourcery.com>
21296
21297 * c-common.h (flag_dump_translation_unit): Remove.
21298 (enum tree_dump_index): Define.
21299 (TDF_ADDRESS, TDF_SLIM): New #defines.
21300 (dump_node_to_file): Remove.
21301 (dump_node): Make extern. Add flags.
21302 (dump_flag, dump_enabled_p, dump_begin, dump_end,
21303 dump_switch_p): Prototype.
21304 * c-common.c (flag_dump_translation_unit): Remove.
21305 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
21306 logic. Use dump_switch_p.
21307 * c-dump.h (struct dump_info): Add node and user fields.
21308 (dump_pointer): Declare.
21309 * c-dump.c (dump_node): Make extern. Add flags.
21310 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
21311 (dump_new_line, dump_maybe_newline): Use them.
21312 (dump_pointer): New function.
21313 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
21314 chain or function's body. Dump address, if TDF_ADDRESS set.
21315 (dump_flag): Define.
21316 (dump_node_to_file): Remove.
21317 (struct dump_file_info): New struct.
21318 (dump_files): New array.
21319 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
21320 * c-lang.c (finish_file): Adjust dumping.
21321 * toplev.h (dump_base_name): Make extern.
21322 * invoke.texi: Document new flags.
21323
213242001-06-04 Mark Mitchell <mark@codesourcery.com>
21325
21326 * c-tree.h (lang_decl): Add pending_sizes fields.
21327 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
21328 functions.
21329 (c_expand_body): Expand them.
21330 (lang_mark_tree): Mark lang_decl:pending_sizes.
21331 * function.c (expand_pending_sizes): New function, broken out
21332 from ...
21333 (expand_function_start): ... here.
21334 * tree.h (expand_pending_sizes): Declare it.
21335
213362001-06-04 Loren J. Rittle <ljrittle@acm.org>
21337
21338 * doc/install.texi: Update FreeBSD information. Generalize
21339 and update information for alpha-based platforms using ELF.
21340
213412001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
21342
21343 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
21344 (store_parm_decls): Likewise.
21345 * c-typeck.c (convert_arguments): Likewise.
21346
213472001-06-04 Richard Henderson <rth@redhat.com>
21348
21349 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
21350 optimization if current_function_calls_setjmp.
21351
213522001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
21353
21354 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
21355 wide strings.
21356
21357Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
21358
21359 * simplify-rtx.c (simplify_subreg): Fix combining of
21360 paradoxical subregs.
21361
21362Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
21363
21364 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
21365 (no_labels_between_p): Short circuit case beg==end.
21366
21367Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
21368
21369 * rtlanal.c (operand_preference): Fix preference for objects.
21370
21371Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
21372
21373 * gcse.c (handle_avail_expr): Be prepared to handle single_set
21374 parallels.
21375
21376Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
21377
21378 * combine.c (if_then_else_cond): Use simplify_subreg instead
21379 of operand_subword.
21380 * integreate.c (sub_constants): Likewise.
21381
21382Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
21383
21384 * emit-rtl.c (constant_subword): Deprecate; remove most of code
21385 and use simplify_gen_subreg.
21386
21387Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
21388
21389 * sibcall.c (skip_copy_to_return_value): recognize the situation
21390 when the called function's return value is copied into an
21391 intermediate pseudo, and then into the calling functions return
21392 value register.
21393
21394Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
21395
21396 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
21397 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
21398 in case register wasn't OK previously, accept it now; allow
21399 subregs of frame pointer if reload completed and frame pointer
21400 is not needed.
21401
21402 * combine.c (sombine_simplify_rtx): Fix comment;
21403 use subreg_lowpart_offset instead of subreg_lowpart_p
21404 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
21405 * rtl.h (subreg_lowpart_parts_p): Kill.
21406 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
21407 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
21408 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
21409 (gen_lowpart_common): Likewise.
21410 (subreg_lowpart_p): Likewise.
21411 (subreg_lowpart_parts_p): Kill.
21412 (subreg_lowpart_offset, subreg_highpart_offset): New function.
21413
21414 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
21415 to simplify SUBREG and REG.
21416 (gen_highpart): Use simplify_gen_subreg for all simplifications.
21417
21418 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
21419 CONCAT specially.
21420
21421 * rtlanal.c (replace_regs): Use simplify_gen_subreg
21422
21423Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21424
21425 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
21426 (ARRAY_RANGE_REF): Added description.
21427
21428 * tree.def (ARRAY_RANGE_REF): New code.
21429 * alias.c (handled_component_p, can_address_p): Handle it.
21430 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
21431 * explow.c (set_mem_attributes): Likewise.
21432 * expr.c (expand_assignment, get_inner_reference): Likewise.
21433 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
21434 * fold-const.c (operand_equal_p): Likewise.
21435 * tree.c (staticp, stabilize_reference): Likewise.
21436 * varasm.c (decode_addr_const): Likewise.
21437
21438Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21439
21440 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
21441 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
21442
214432001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
21444
21445 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
21446 mark_constant_pool_use before output_addr_const.
21447 (struct pool_node): New field wend.
21448 (add_constant): Note a sequence of constants that are referenced
21449 by a given label.
21450 (pool_window_label, pool_window_last): New variables.
21451 (dump_table): Emit a unspec_volatile representing the end of a
21452 sequence of constants.
21453 (mark_constant_pool_use): New function.
21454 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
21455 (consttable_2): Add the second operand which flags whether
21456 this consttable entry was used or not.
21457 (consttable_4, consttable_8, consttable_sf, consttable_df):
21458 Likewise.
21459 (consttable_window_end): New insn.
21460
214612001-06-03 Alexandre Oliva <aoliva@redhat.com>
21462
21463 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
21464 Reformat according to coding standards.
21465
21466 Warning removal.
21467 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
21468 (shl_and_kind): Cast wide constant.
21469 (gen_far_branch): Define as static, as in declaration.
21470 (barrier_align): Compute cache-line length as unsigned. Add
21471 parentheses in initial credit computation.
21472 (rounded_frame_size): Add parentheses.
21473 (permanent_obstack): Remove declaration. Include ggc.h for
21474 declaration of ggc_add_root_rtx().
21475 (get_free_reg): Removed declaration of unused variable reg.
21476 (legitimize_pic_address): Mark mode argument as unused.
21477
214782001-06-03 Igor Shevlyakov <igor@windriver.com>
21479
21480 * config/sh/sh.c (output_branch): Support for insn with lenght
21481 attr 12 & 16 which represents cond branches outside +-4096 range.
21482
214832001-06-03 Alexandre Oliva <aoliva@redhat.com>
21484
21485 * config/sh/lib1funcs.asm (ic_invalidate): Align the
21486 cache-mirroring sequence. Add nops.
21487
214882001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
21489
21490 * doc/install-old.texi: Remove more old installation
21491 documentation.
21492 * doc/install.texi: Add relevant parts here.
21493
214942001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
21495
21496 * doc/install.texi2html: New script.
21497
214982001-06-03 David Edelsohn <edelsohn@gnu.org>
21499
21500 * doc/install.texi: Update AIX information again.
21501
215022001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
21503
21504 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
21505 installation documentation.
21506 * doc/install.texi: Move it to here.
21507
215082001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
21509
21510 * doc/install.texi: Clean up Texinfo markup.
21511
215122001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
21513
21514 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
21515 to just after title page.
21516
215172001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
21518
21519 * doc/install-old.texi: Remove documentation of some configuration
21520 options.
21521 * doc/install.texi: Add relevant parts of this documentation here.
21522
215232001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
21524
21525 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
21526 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
21527
21528Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
21529
21530 * i386.md (all uses of ext_register_operand): Make sure they are
21531 VOIDmode; replace all uses outside zero_extend.
21532 (and?i splitters): Use ext_register_operands.
21533 (test?i peep2): Remove ignored constraints.
21534 * i386.c (ext_register_operand): Check that operand is
21535 either pseudo or hard or 'Q' register.
21536
21537Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21538
21539 * tree.h (struct record_layout_info_s): New field unpadded_align.
21540 (set_lang_adjust_rli): New declaration.
21541 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
21542 it would have if not packed, do not downgrade DECL_ALIGN.
21543 (lang_adjust_rli, set_lang_adjust_rli): New.
21544 (start_record_layout): Initialize new field unpadded_align.
21545 (debug_rli): Display it.
21546 (place_union_field, place_field): Set it.
21547 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
21548
21549 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
21550 mean that; use proper names instead.
21551 Print DECL_NO_STATIC_CHAIN.
21552
21553 * except.c (expand_builtin_frob_return_addr): Add missing call
21554 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
21555 (expand_builtin_eh_return): Likewise.
21556 (expand_eh_return): Clean up ptr_mode != Pmode cases.
21557
215582001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
21559
21560 * doc/invoke.texi: Remove references to papers about sequence points
21561 to readings.html, refer to that page.
21562
215632001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
21564
21565 * README: Update references to installation instructions.
21566
215672001-06-01 Laurent Guerby <guerby@acm.org>
21568 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
21569
21570 * doc/install.texi: Define srcdir when sources come from CVS.
21571 Significantly improve markup. Wrap overly long lines
21572
215732001-06-01 DJ Delorie <dj@redhat.com>
21574
21575 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
21576 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
21577 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
21578 gcov.1: Move to doc subdirectory.
21579 * install.texi: Move to doc/install-old.texi.
21580 * gcc.texi: Move to doc, refer to install-old.texi.
21581 * Makefile.in: Reflect move of docs to doc/.
21582 * f/Make-lang.in: Ditto.
21583 * java/Make-lang.in: Ditto.
21584 * doc/.cvsignore: New.
21585
215862001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
21587
21588 * invoke.texi: use two spaces between command options, eliminate
21589 some 'overfull hboxes'
21590
215912001-06-01 Hans-Peter Nilsson <hp@axis.com>
21592
21593 * Makefile.in (s-mlib): Make backtick-commands always succeed.
21594 (DRIVER_DEFINES): Ditto.
21595
215962001-05-31 Richard Henderson <rth@redhat.com>
21597
21598 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
21599 also link against libgcc.a.
21600
216012001-05-31 Geoff Keating <geoffk@cygnus.com>
21602
21603 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
21604 * config/mips/mips.c (mips_output_ascii): New function.
21605 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
21606
21607 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
21608
21609Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
21610
21611 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
21612 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
21613
216142001-05-31 Rodney Brown <rbrown64@csc.com.au>
21615
21616 * install.texi (Configuration): Add html links for --with-gnu-as &
21617 --with-gnu-ld and refer to them from hppa & SCO triplets.
21618 (Specific): Link back to with-gnu-ld for all ELF platfoms.
21619 (Specific): Reword AVR binutils recommendation.
21620
216212001-05-30 Zack Weinberg <zackw@stanford.edu>
21622
21623 * ggc-page.c (size_lookup): Increase minimum allocation size
21624 to eight bytes.
21625 (ggc_print_statistics): Report size of each bin in bytes, not
21626 as its order; there is no longer a direct relationship.
21627
216282001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
21629
21630 * extend.texi: Fix formating of examples, eliminate some
21631 'overfull hboxes'.
21632 * gcc.texi: Eliminate some 'overfull hboxes'.
21633 * invoke.texi: Use two spaces between command options, eliminate
21634 some 'overfull hboxes'.
21635
216362001-05-30 Richard Henderson <rth@redhat.com>
21637
21638 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
21639
216402001-05-30 Tom Tromey <tromey@redhat.com>
21641
21642 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
21643 use it in the new association.
21644
216452001-05-30 Loren J. Rittle <ljrittle@acm.org>
21646 John David Anglin <dave@hiauly1.hia.nrc.ca>
21647
21648 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
21649 to target type to allow ISO C++ compiler to accept it.
21650 * gthr-dce.h (__gthread_active_ptr): Likewise.
21651 * gthr-solaris.h (__gthread_active_ptr): Likewise.
21652
216532001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
21654
21655 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
21656 so that we do accept comments in preprocessed input.
21657
216582001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
21659
21660 * cpphash.c (alloc_node): Cast allocated pointer.
21661
216622001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
21663
21664 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
21665
216662001-05-29 Stan Shebs <shebs@apple.com>
21667
21668 * gcc.texi: Add links for information about Objective-C.
21669
216702001-05-29 Nathan Sidwell <nathan@codesourcery.com>
21671
21672 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
21673 /bin/sed fails on [^\"]).
21674 (configargs.h): Likewise.
21675
216762001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
21677
21678 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
21679
216802001-05-28 Stan Shebs <shebs@apple.com>
21681
21682 * objc/objc.gperf: Remove, no longer used.
21683
216842001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
21685
21686 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
21687 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
21688 Remove trailing whitespace.
21689
216902001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
21691
21692 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
21693 became http://freeware.sgi.com/.
21694
216952001-05-27 Geoffrey Keating <geoffk@redhat.com>
21696
21697 * local-alloc.c (update_equiv_regs): Don't eliminate constant
21698 expressions at -O0.
21699
217002001-05-27 Stan Shebs <shebs@apple.com>
21701
21702 * objc/objc-act.c: Add/fix various comments.
21703 (init_selector): Remove, no longer used.
21704 (build_msg_pool_reference): Ditto.
21705 (objc_debug): Ditto.
21706
217072001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
21708
21709 * c-decl.c (init_decl_processing):
21710 Don't call start_identifier_warnings.
21711 * flags.h (warn_id_clash, id_clash_len): Remove.
21712 * stringpool.c: Don't include flags.h.
21713 (scan_for_clashes, do_identifier_warnings,
21714 start_identifier_warnings): Remove.
21715 * toplev.c (warn_id_clash, id_clash_len): Remove.
21716 (display_help): Don't document -Wid-clash.
21717 (decode_W_option): Print warning on -Wid-clash.
21718 * tree.h (start_identifier_warnings): Remove.
21719 * invoke.texi: Remove documentation of -Wid-clash.
21720
217212001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21722
21723 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
21724
217252001-05-27 Bruce Korb <bkorb@gnu.org>
21726
21727 * fixinc/check.tpl(HACK) add and use a Scheme variable
21728 (has no test text): error out if no "test_text" is defined
21729 * fixinc/fixincl.tpl: likewise
21730 (FIXIDX): make it an enumeration so we minimize diffs
21731 * fixinc/inclhack.def: re-alphabetize and add sort instructions
21732 * fixinc/fixincl.x: regenerate
21733 * fixinc/tests/base/stdio.h: test output got moved due to
21734 the alphabetizing
21735 * README-fixinc: rewrite (mostly)
21736
217372001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
21738
21739 * cpplib.c (run_directive): Set pfile->directive.
21740
217412001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
21742
21743 * c-tree.texi: Reformat the manual as a single chapter now
21744 included by gcc.texi.
21745 * gcc.texi: Include c-tree.texi. Merge all indexes.
21746 * Makefile.in (dvi): Add generation for the cppinternals
21747 documentation. Added dependencies on fdl.texi and c-tree.texi
21748 where appropriate. Use TEXI2DVI instead of custom tex calls.
21749 (info): Added dependencies on fdl.texi and c-tree.texi where
21750 appropriate. Remove the target c-tree.info.
21751
217522001-05-27 Lars Brinkhoff <lars@nocrew.org>
21753
21754 * combine.c (try_combine): Fix typo in comment.
21755 * expr.c (expand_expr): Likewise.
21756 * config/i370/i370.md (untyped_call): Likewise.
21757
217582001-05-26 Bruce Korb <bkorb@gnu.org>
21759
21760 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
21761 when fixincl is operating in test mode
21762 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
21763 (AAB_ultrix_limits): remove redundant text
21764 (AAB_ultrix_memory): ditto
21765 (AAB_ultrix_string): ditto
21766 (djgpp_wchar_h): fix the test text
21767 (irix_stdio_va_list): add test text
21768 (irix_limits_const): add a testing output file (limits.h is overwritten)
21769 (strict_ansi_not_ctd): put limits.h second in list for same reason
21770 (solaris27_mutex_init): test text needed selection text, too
21771
21772 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
21773 when fixincl is operating in test mode
21774
217752001-05-26 Philip Blundell <philb@gnu.org>
21776
21777 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
21778 * config/i960/i960-protos.h: Likewise.
21779 * config/i370/i370-protos.h: Likewise.
21780 * config/h8300/h8300-protos.h: Likewise,
21781 * config/sh/sh-protos.h: Likewise.
21782 * config/v850/v850-protos.h: Likewise.
21783
217842001-05-26 Philip Blundell <philb@gnu.org>
21785
21786 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
21787
217882001-05-25 Zack Weinberg <zackw@stanford.edu>
21789
21790 * toplev.c (debug_args, f_options, W_options): Mark
21791 descriptions for translation.
21792 (display_help): Translate descriptions on output.
21793
21794 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
21795 objc/lang-options.h: Mark descriptions for translation.
21796
21797 * aclocal.m4: Quote final argument of patsubst. Use
21798 3-argument form of AC_DEFINE. Restore quotes to [] while
21799 using AC_FD_CC.
21800 * configure.in: Remove unnecessary changequote calls.
21801 * configure, config.in: Regenerate.
21802
218032001-05-25 Sam TH <sam@uchicago.edu>
21804
21805 * basic-block.h: Fix header include guards.
21806 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
21807 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
21808 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
21809 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
21810 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
21811 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
21812 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
21813 varray.h version.h: Likewise.
21814 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
21815 config/arm/arm.h config/c4x/c4x-protos.h
21816 config/h8300/h8300-protos.h config/h8300/h8300.h
21817 config/i370/i370-protos.h config/i370/i370.h
21818 config/i960/i960-protos.h config/mcore/mcore.h
21819 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
21820 config/v850/v850-protos.h config/v850/v850.h: Likewise.
21821 * fixinc/fixlib.h fixinc/server.h: Likewise.
21822
218232001-05-25 Stacey Sheldon <ssheldon@Catena.com>
21824
21825 * config/arc/initfini.c (.init): Fix typo.
21826
218272001-05-25 Geoffrey Keating <geoffk@redhat.com>
21828
21829 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
21830
218312001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21832
21833 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
21834
218352001-05-25 Richard Henderson <rth@redhat.com>
21836
21837 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
21838
218392001-05-25 Richard Henderson <rth@redhat.com>
21840
21841 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
21842 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
21843 (sparc*-*-solaris2): Likewise.
21844 * config/t-linux: Remove shared libgcc macros.
21845 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
21846 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
21847
218482001-05-25 Loren J. Rittle <ljrittle@acm.org>
21849
21850 * config.gcc (*-*-freebsd*): Report bad configuration.
21851
218522001-05-25 David Edelsohn <edelsohn@gnu.org>
21853
21854 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
21855
21856 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
21857 any prefix.
21858 (ASM_OUTPUT_LABELREF): Delete.
21859
218602001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21861
21862 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
21863 strict_ansi_only): Don't run if stdc_0_in_system_headers.
21864 * fixinc/fixincl.x: Regenerate.
21865 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
21866 (FIX_TEST_TABLE): Declare it.
21867 * fixinc/fixlib.h: Include config.h.
21868
218692001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21870
21871 * fixinc/inclhack.def (alpha___assert): Change char * args to
21872 const char * on Tru64 UNIX to avoid excessive warnings from
21873 assert.h.
21874 * fixinc/fixincl.x: Regenerate.
21875
218762001-05-25 Geoff Keating <geoffk@redhat.com>
21877
21878 * dbxout.c (dbxout_symbol): Invert previous patch, which was
21879 outputting a tag only for variable-size records.
21880
218812001-05-25 Jeff Knaggs <jknaggs@redhat.com>
21882
21883 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
21884 instead of rtx_equal_p for early clobber test.
21885
218862001-05-26 Mark Mitchell <mark@codesourcery.com>
21887
21888 * builtins.def: Encode additional information, such as names and
21889 types, here.
21890 * builtin-types.def: New file.
21891 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
21892 (built_in_decls): Likewise. Don't explicitly initialize global
21893 data to NULL.
21894 (expand_builtin_mathfn): Handle float and long double variants of
21895 math builtins.
21896 (expand_builtin): Likewise.
21897 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
21898 (expand_tree_builtin): Handle long, long long, float, and long
21899 double variants of math functions.
21900 * c-common.h (c_tree_index): Remove some unused nodes.
21901 (void_ftype): Remove.
21902 (void_type_ptr): Likewise.
21903 (int_ftype_int): Likewise.
21904 (ptr_ftype_sizetype): Likewise.
21905 * c-decl.c (init_decl_processing): Remove creation of DWARF
21906 builtins.
21907 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
21908 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
21909 * Makefile.in (c-common.o): Depend on builtin-types.def.
21910
219112001-05-25 Dale Johannesen <dalej@apple.com>
21912
21913 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
21914
219152001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
21916
21917 * c-parse.in (notype_initdcl): Remove redundant line.
21918
219192001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21920
21921 * aclocal.m4: Fixed typo.
21922 (gcc_AC_HEADER_STDBOOL): Define.
21923 (gcc_AC_C__BOOL): Define.
21924 * configure.in: Use them.
21925 (AC_CHECK_HEADERS): Remove stdbool.h
21926 * configure, config.in: Regenerate.
21927
219282001-05-25 Richard Henderson <rth@redhat.com>
21929
21930 * function.c (expand_function_start): Don't abort on PARALLEL
21931 returns from hard_function_value.
21932
219332001-05-25 Richard Henderson <rth@redhat.com>
21934
21935 * config/i386/i386.md: Revert previous change. Do not apply
21936 the peephole if the components do not die after the sequence.
21937
219382001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
21939
21940 * c-parse.in (array_declarator): New. Handle C99 constructs.
21941 Don't restrict [*] declarators to C only.
21942 (after_type_declarator, parm_declarator_starttypename,
21943 parm_declarator_nostarttypename, notype_declarator,
21944 direct_absdcl1): Use it.
21945 * c-decl.c (build_array_declarator, set_array_declarator_type):
21946 New functions. Warn that [*] isn't properly implemented; pedwarn
21947 for [*] outside C99 mode if pedantic rather than giving a hard
21948 error.
21949 (grokdeclarator): Handle static and type qualifiers in parameter
21950 array declarators.
21951 * c-tree.h (build_array_declarator, set_array_declarator_type):
21952 Declare.
21953 * extend.texi (Attribute Syntax): Document attributes in parameter
21954 array declarators.
21955
219562001-05-25 Mark Mitchell <mark@codesourcery.com>
21957
21958 * config/i386/i386.md: Make sure cmpstr peepholes do not
21959 affect liveness information.
21960
219612001-05-24 Mark Mitchell <mark@codesourcery.com>
21962
21963 * c-typeck.c (digest_init): Issue error messages about
21964 invalid constants, not warnings.
21965
219662001-05-24 Mark Mitchell <mark@codesourcery.com>
21967
21968 * invoke.texi (-fno-builtin): Document that this is always on
21969 in C++.
21970
219712001-05-24 Philip Blundell <philb@gnu.org>
21972
21973 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
21974 required.
21975
219762001-05-24 Philip Blundell <philb@gnu.org>
21977
21978 * config/arm/arm.c (output_return_instruction): Correctly handle
21979 interworking and interrupt functions.
21980
219812001-05-24 Philip Blundell <philb@gnu.org>
21982
21983 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
21984 -m{no-}sched-prolog. Fix typos and improve formatting.
21985
219862001-05-24 Philip Blundell <philb@gnu.org>
21987
21988 * invoke.texi (ARM Options): Improve wording slightly. Add
21989 documentation for more options, including those for Thumb mode.
21990 Don't mention options that don't exist or are unimplemented.
21991 (Thumb Options): Delete; merged into above section.
21992
219932001-05-24 Geoff Keating <geoffk@redhat.com>
21994
21995 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
21996 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
21997
21998Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
21999
22000 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
22001 fix hard register simplification.
22002
22003Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22004
22005 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
22006 of just copying CPP_CPU_SPEC.
22007
22008Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
22009
22010 * i386.c (incdec_operand): Accept only 1 and -1.
22011
220122001-05-23 Kelley Cook <kelley.cook@home.com>
22013
22014 * Makefile.in: Move many of the *_H definitions eariler in the
22015 file, so that rules in t-* files that use them for
22016 dependencies will work in a parallel build.
22017 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
22018
220192001-05-23 Richard Henderson <rth@redhat.com>
22020
22021 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
22022
220232001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
22024
22025 * cpp.texi: Update for handling of charconsts.
22026 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
22027 diagnostics. Skip to the end if the UCS is too short.
22028 (cpp_interpret_charconst): Long charconsts issue a warning
22029 not an error.
22030
220312001-05-23 Richard Henderson <rth@redhat.com>
22032
22033 * doc/install.texi (alpha-linux): Require binutils 2.11.
22034
220352001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
22036
22037 * c-lex.c (read_escape, read_ucs): Delete.
22038 (lex_string): Use cpp_parse_escape.
22039 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
22040 if not C++ or not C99. Warn if traditional.
22041 (parse_escape): Rename cpp_parse_escape. Make the bitmask
22042 unsigned. Warn for out-of-range escape sequences here.
22043 Update to use maybe_read_ucs.
22044 (cpp_interpret_charconst): Don't warn here.
22045 * cpplib.h (cpp_parse_escape): New exported function.
22046
220472001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
22048
22049 * extend.texi (Attribute Syntax): Clarify application of
22050 attributes to parameters declared as functions or arrays.
22051
220522001-05-23 Jason Merrill <jason_merrill@redhat.com>
22053
22054 * dbxout.c (dbxout_type_methods): Do still group methods by name.
22055
220562001-05-23 Zack Weinberg <zackw@stanford.edu>
22057
22058 * diagnostic.c (vnotice): Kill.
22059 (fnotice): Call vfprintf directly.
22060 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
22061 verbatim, set_diagnostic_context): Rename string argument to
22062 indicate that it is run through gettext.
22063 (vbuild_message_string, build_message_string, output_do_printf):
22064 Rename string argument to indicate that it is NOT run through
22065 gettext.
22066 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
22067 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
22068 Run msgid argument through gettext.
22069 (default_print_error_function): Run constant strings through
22070 gettext when nothing else will.
22071 (fatal_error, internal_error, error_recursion): Use fnotice.
22072 Present complete sentences to gettext.
22073
220742001-05-23 Mark Mitchell <mark@codesourcery.com>
22075
22076 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
22077
220782001-05-23 Richard Henderson <rth@redhat.com>
22079
22080 * function.c (expand_function_start): Always use a pseudo
22081 for the function result value.
22082
220832001-05-22 Richard Henderson <rth@redhat.com>
22084
22085 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
22086 section pointer alignment.
22087
22088 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
22089
22090 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
22091 of __USER_LABEL_PREFIX__.
22092
220932001-05-22 Richard Henderson <rth@redhat.com>
22094
22095 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favor of...
22096 (__deregister_frame_info_bases): New.
22097 * unwind-dw2-fde.h: Declare it.
22098 * libgcc-std.ver: Export it.
22099 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
22100 called __register_frame_info_bases.
22101
221022001-05-22 Loren J. Rittle <ljrittle@acm.org>
22103
22104 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
22105 instead of #elif (which is OK for this case but not in general).
22106
221072001-05-22 Andrew MacLeod <amacleod@redhat.com>
22108
22109 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
22110 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
22111 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
22112 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
22113 "r2" to the assembly file. Only issue allocs with nonzero parameters.
22114
221152001-05-22 Loren J. Rittle <ljrittle@acm.org>
22116 David O'Brien <obrien@freebsd.org>
22117
22118 * config/freebsd.h (LIB_SPEC): Key the exact setting to
22119 configure-time options and target version of FreeBSD. Set-up
22120 to match architectural change in threading support. Correctly
22121 report when -pthread option is not supported by configure-time
22122 options.
22123 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
22124 and extend to encode target version number in run-time setting
22125 of __FreeBSD__ macro to match the system compiler.
22126 (CPP_PREDEFINES): Likewise.
22127 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
22128
22129 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
22130 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
22131
221322001-05-22 Loren J. Rittle <ljrittle@acm.org>
22133 David O'Brien <obrien@freebsd.org>
22134
22135 * config.gcc (the unlabeled system switch statement): Add
22136 generic configuration section to handle *-*-freebsd*. Also,
22137 to match the system compiler, default to threading support (it
22138 may be disabled with the standard --disable-threads
22139 configuration-time switch).
22140 (i[34567]86-*-freebsd* in machine-specific section): Use it.
22141 (alpha*-*-freebsd* in machine-specific section): Likewise.
22142
22143 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
22144 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
22145 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
22146 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
22147 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
22148
221492001-05-22 Loren J. Rittle <ljrittle@acm.org>
22150 David O'Brien <obrien@freebsd.org>
22151
22152 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
22153 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
22154 -pthread instead setting macro.
22155
221562001-05-22 Richard Henderson <rth@redhat.com>
22157
22158 * crtstuff.c (__register_frame_info_bases): Declare.
22159 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
22160 (__do_global_dtors_aux, __do_global_dtors): Streamline.
22161
22162 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
22163 (CRT_GET_RFIB_DATA): New.
22164 * config/i386/sysv4.h: Likewise.
22165 * config/i386/sco5.h: Likewise.
22166 (ASM_PREFERRED_EH_DATA_FORMAT): New.
22167
221682001-05-22 Richard Henderson <rth@redhat.com>
22169
22170 * rtl.c (read_string): Break out from ...
22171 (read_rtx): ... here.
22172
221732001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
22174
22175 * doc/install.texi (Specific): Remove a bogus and duplicate part
22176 copied from the end of the document.
22177
221782001-05-22 Bernd Schmidt <bernds@redhat.com>
22179
22180 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
22181
221822001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
22183
22184 * install.texi: Remove obsolete information on SunOS as well as
22185 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
22186 (Installing GNU CC on the Sun): Remove section.
22187
221882001-05-22 Alexandre Oliva <aoliva@redhat.com>
22189
22190 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
22191 keep errno unchanged on success.
22192
221932001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
22194
22195 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
22196 once for hexadecimal floats, whether or not they contain a decimal
22197 point. Don't let the setting of pedantic otherwise affect the
22198 parsing of hexadecimal floats.
22199
222002001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
22201
22202 * README.ACORN: Remove obsolete file.
22203
222042001-05-22 Jan Hubicka <jh@suse.cz>
22205
22206 * combine.c (gen_binary): Use swap_commutative_operands_p
22207 (simplify_comparison): Likewise.
22208 * expmed.c (emit_store_flag): Likewise.
22209 * expr.c (compare_from_rtx): Likewise.
22210 (do_compare_rtx_and_jump): Likewise.
22211 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
22212 if not emitting a branch and operands want swapping.
22213
222142001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
22215
22216 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
22217 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
22218 (maybe_get_identifier): Update.
22219 * tree.h (make_identifier): Delete.
22220
222212001-05-21 Richard Henderson <rth@redhat.com>
22222
22223 * combine.c (subst): Do not substitute for a register as
22224 a destination subreg/strict_low_part/zero_extract.
22225
22226 * combine.c (simplify_comparison): Update op1 after constant
22227 extension.
22228 * recog.c (const_int_operand): Accept only constants valid
22229 for the given mode.
22230 * genrecog.c: Update comments wrt const_int_operand.
22231
22232 * emit-rtl.c (init_emit_once): Zero unused memory in a
22233 CONST_DOUBLE.
22234
222352001-05-21 Mark Mitchell <mark@codesourcery.com>
22236
22237 * tree.h (type_num_arguments): Declare it.
22238 * tree.c (type_num_arguments): New function.
22239
222402001-05-21 Richard Henderson <rth@redhat.com>
22241
22242 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
22243 conditional ifdef.
22244
222452001-05-21 Geoff Keating <geoffk@redhat.com>
22246
22247 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
22248 (maxsf3+1): Delete.
22249 (minsf3): Use rs6000_emit_minmax.
22250 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
22251 rs6000_emit_minmax.
22252 (movsfcc): Use rs6000_emit_cmove.
22253 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
22254 Don't generate emit_fselsfsf4.
22255 (fseldfsf4): Likewise.
22256 (maxdf3): Use rs6000_emit_minmax.
22257 (maxdf3+1): Delete.
22258 (mindf3): Use rs6000_emit_minmax.
22259 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
22260 rs6000_emit_minmax.
22261 (movdfcc): Use rs6000_emit_cmove.
22262 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
22263 Don't generate emit_fselsfsf4.
22264 (fselsfdf4): Likewise.
22265 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
22266 (min_max_operator): New predicate.
22267 (rs6000_emit_cmove): New function.
22268 (rs6000_emit_minmax): New function.
22269 * config/rs6000/rs6000-protos.h: Prototype new functions.
22270 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
22271 and min_max_operator.
22272
22273 * config/rs6000/rs6000.c (output_cbranch): Handle all
22274 conditional types in the switch statement.
22275
222762001-05-21 Mark Mitchell <mark@codesourcery.com>
22277
22278 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
22279 non-register variables.
22280 * extend.texi: Document that asm-specifications do not make sense
22281 for non-static local variables.
22282
222832001-05-21 Jason Merrill <jason_merrill@redhat.com>
22284
22285 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
22286 (dbxout_type_fields): Lose minimal_debug support.
22287 (dbxout_type_methods, dbxout_type): Likewise.
22288
222892001-05-17 Andrew Haley <aph@redhat.com>
22290
22291 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
22292
222932001-05-21 Richard Henderson <rth@redhat.com>
22294
22295 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
22296 Update all users.
22297
222982001-05-20 Richard Henderson <rth@redhat.com>
22299
22300 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
22301 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
22302 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
22303 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
22304 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
22305 Likewise.
22306 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
22307 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
22308 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
22309 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
22310 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
22311 DEBUG_PUBNAMES_SECTION): Rename as above.
22312 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
22313
223142001-05-20 Richard Henderson <rth@redhat.com>
22315
22316 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
22317 operands unless the operation is commutative.
22318
223192001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22320
22321 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
22322 cases.
22323
223242001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
22325
22326 * extend.texi: Clarify documentation of extensions included in ISO
22327 C99. Prefer C99 terminology and syntax to old GNU terminology and
22328 syntax. Add more index entries. Document mixed declarations and
22329 code as an extension in C89 mode. Warn about future changes to
22330 semantics of inline functions. Fixes PR other/930.
22331
22332Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22333
22334 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
22335 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
22336 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
22337 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
22338
22339 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
22340
223412001-05-20 Richard Henderson <rth@redhat.com>
22342
22343 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
22344 to be output before a branch.
22345
223462001-05-20 Richard Henderson <rth@redhat.com>
22347
22348 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
22349
223502001-05-20 Richard Henderson <rth@redhat.com>
22351
22352 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
22353 (ASM_DOUBLE): Remove.
22354 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
22355 * config/i386/sun386.h: Likewise.
22356
22357 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
22358 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
22359
22360 * config/i386/cygwin.h (INT_ASM_OP): Remove.
22361 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
22362 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
22363 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
22364
22365 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
22366 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
22367 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
22368 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
22369 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
22370 * config/i386/win32.h: Likewise.
22371
223722001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
22373
22374 * invoke.texi: Add more options to summary list.
22375
223762001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
22377
22378 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
22379 used. Fixes PR c/2291.
22380 * gcc.1: Regenerate.
22381
223822001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
22383
22384 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
22385 the -fpic and -fPIC options, clear flag_pic.
22386
223872001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
22388
22389 * hashtable.c (calc_hash): Fix HASHSTEP definition.
22390 * stringpool.c (make_identifier): No statistics here anymore.
22391 * objc-act.c (steup_string_decl): Remove redundant check.
22392
223932001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
22394
22395 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
22396 cpplib.o, cpphash.o, fix-header): Update.
22397 (hashtable.o): New target.
22398 * c-common.h: Include cpplib.h. Define C_RID_CODE and
22399 struct c_common_identifier here.
22400 * c-lang.c (c_init_options): Update. Call set_identifier_size.
22401 * c-lex.c (c_lex): Update.
22402 * c-pragma.h: Update.
22403 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
22404 Delete rid_code.
22405 (C_RID_CODE): Delete.
22406 * cpphash.c: Rewrite to use hashtable.c.
22407 * cpphash.h: Update include guards.
22408 (struct cpp_reader): Remove hashtab.
22409 hash_ob and buffer_ob are no longer pointers. Add hash_table
22410 and our_hashtable.
22411 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
22412 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
22413 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
22414 * cppinit.c (cpp_create_reader): Update.
22415 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
22416 (cpp_interpret_charconst): Eliminate warning.
22417 * cpplib.c (do_pragma, do_endif, push_conditional,
22418 cpp_push_buffer, cpp_pop_buffer): Update.
22419 (_cpp_init_stacks): Rename cpp_init_directives.
22420 (_cpp_cleanup_stacks): Remove.
22421 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
22422 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
22423 cpp_forall_identifiers, cpp_create_reader): Update.
22424 (C_RID_CODE, cpp_make_node): New.
22425 (c_common_identifier): New identifier node for C front ends.
22426 * cppmain.c (main): Update.
22427 * fix-header.c (read_scan_file): Update.
22428 * flags.h (id_clash_len): Make unsigned.
22429 * ggc.h (ggc_mark_nonnull_tree): New.
22430 * hashtable.c: New.
22431 * hashtable.h: New.
22432 * stringpool.c: Update comments and copyright. Update to use
22433 hashtable.c.
22434 * toplev.c (approx_sqrt): Move to hashtable.c.
22435 (id_clash_len): Make unsigned.
22436 * toplev.h (ident_hash): New.
22437 * tree.c (gcc_obstack_init): Move to hashtable.c.
22438 * tree.h: Include hashtable.h.
22439 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
22440 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
22441 (struct tree_identifier): Update.
22442 (make_identifier): New.
22443cp:
22444 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
22445 (C_RID_CODE): Remove.
22446 * lex.c (cxx_init_options): Call set_identifier_size. Update.
22447 (init_parse): Don't do it here.
22448objc:
22449 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
22450
22451Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
22452
22453 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
22454 as ncessary.
22455 (expand_eh_return): Convert between word_mode and Pmode.
22456 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
22457 are the same size.
22458 (execute_stack_op): Likewise.
22459 (execute_cfa_program): Likewise.
22460 (uw_frame_state_for): Likewise.
22461 (uw_update_context_1): Likewise.
22462 * unwind.inc (_Unwind_Reason_Code): Likewise.
22463 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
22464 (EH_RETURN_STACKADJ_RTX): Likewise.
22465 * config/mips/mips.c (compute_frame_size): Make space for saving
22466 EH return registers.
22467 (mips_expand_epilogue): Handle EH stack adjustments.
22468 * config/mips/mips.md (eh_return): New pattern.
22469 (eh_set_lr_si): Likewise.
22470 (eh_set_lr_di): Likewise.
22471 Add splitter to perform EH return after reload.
22472
224732001-05-19 Mark Mitchell <mark@codesourcery.com>
22474
22475 * jump.c (mark_jump_label): Tidy previous change.
22476
224772001-05-19 Bruce Korb <bkorb@gnu.org>
22478
22479 * fixinc/genfixes: no need for two warnings
22480 * fixinc/Makefile.in: open stdin for those building with a closed one.
22481
224822001-05-19 Mark Mitchell <mark@codesourcery.com>
22483
22484 * jump.c (jump_optimize_1): Tidy.
22485 (mark_jump_label): When changing the label in a LABEL_REF, change
22486 update any REG_EQUAL notes as well.
22487
224882001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
22489
22490 * c-parse.in (parm_declarator): Split into
22491 parm_declarator_starttypename and parm_declarator_nostarttypename.
22492 (parm_declarator_starttypename, parm_declarator_nostarttypename):
22493 New. Allow parenthesized sub-declarators which don't begin with a
22494 TYPENAME. Fixes PR c/166.
22495
224962001-05-19 Mark Mitchell <mark@codesourcery.com>
22497
22498 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
22499 macro.
22500 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
22501 Document it.
22502 * toplev.c (main): If the target does not allow profiling without
22503 a frame pointer, issue an error message.
22504 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
22505 Define it to false.
22506
22507Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22508
22509 * recog.c (general_operand): Modify last change to allow it if reload
22510 has completed.
22511
22512Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
22513
22514 * recog.c (general_operand): Prohibit nonzero subreg bytes on
22515 subregs containing mem.
22516
22517Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
22518
22519 * regrename.c (regrename_optimize): frame pointer register can
22520 use a few hardregs.
22521
225222001-05-18 Jason Merrill <jason_merrill@redhat.com>
22523
22524 * README.DWARF: Move into dwarfout.c.
22525
225262001-05-18 Dale Johannesen <dalej@apple.com>
22527
22528 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
22529 specific misuse of r0 as a reload address.
22530
22531Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
22532
22533 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
22534 succeeded.
22535
22536Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22537
22538 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
22539 (add_to_sequence): Make that decision type.
22540 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
22541 (write_switch, write_cond, debug_decision_2): Likewise.
22542
22543 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
22544 for INTEGER_TYPE.
22545 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
22546 variable size.
22547
225482001-05-18 Stan Shebs <shebs@apple.com>
22549
22550 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
22551 * configure: Regenerate.
22552
225532001-05-18 Per Bothner <per@bothner.com>
22554
22555 Changes needed for java/jvspec.c
22556 * gcc.h (n_infiles, outfiles): Add declarations.
22557 * gcc.c (n_infiles, outfiles): Mske no longer static.
22558
22559Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
22560
22561 * config/pa/som.h (EXCEPTION_SECTION): Define.
22562
225632001-05-18 Daniel Berlin <dan@cgsoftware.com>
22564
22565 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
22566 list.
22567 Add have_location_lists, a variable to determine whether we need a
22568 .debug_loc section or not.
22569 (enum dw_val_class): Add dw_val_class_loc_list.
22570 (dw_val_struct): Add val_loc_list.
22571 (dw_loc_list_struct): New structure, represents location lists.
22572 (new_loc_list): New function, return a new location list, given
22573 the range and location expression.
22574 (add_loc_descr_to_loc_list): New function, add a location
22575 expression to a location list, given the expression and range.
22576 (output_loc_list): New function, output a location list.
22577 (gen_internal_sym): Modified to take symbol prefix, so we can
22578 reuse it for location list symbols.
22579 (add_AT_loc_list): New function, add a location list to a DIE at
22580 the named attribute.
22581 (AT_loc_list): New function, return the location list reference
22582 for a given attribute, if it's a location list.
22583 (print_die): Handle dw_val_class_loc_list.
22584 (size_of_die): Ditto.
22585 (value_format): Ditto.
22586 (output_die): Ditto.
22587 (output_location_lists): New function, output all of the location
22588 lists for a DIE and it's children.
22589 (dwarf2out_finish): Call output_location_lists if we have location
22590 lists.
22591
22592
22593Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
22594
22595 * gcse.c (try_replace_reg): First try global replace, later try to
22596 simplify the expression.
22597
22598 * gcse.c (find_used_regs): Change calling convention; work via
22599 note_uses.
22600 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
22601
226022001-05-18 Bernd Schmidt <bernds@redhat.com>
22603
22604 Revert
22605 2001-02-09 Nick Clifton <nickc@redhat.com>
22606 * config/arm/arm.md: Change output constraint on post inc
22607 load/store multiple patterns to be a read/write constraint.
22608
226092001-05-18 Mark Mitchell <mark@codesourcery.com>
22610
22611 * basic-block.h (struct basic_block_def): Add documentation about
22612 what a basic block is, and what the various fields are used for.
22613 * flow.c (calculate_globlal_regs_live): Add documentation about
22614 how the algorithm works, and how we know that it will terminate.
22615 Check that the inductive assumption that guarantees termination
22616 actually holds.
22617 (mark_used_regs): Treat conditionally set registers as used.
22618 (debug_regset): Add comment.
22619 * rtl.texi (cond_exec): Add documentation.
22620
22621 * function.c (expand_function_start): Avoid creating BLKmode
22622 pseudos.
22623
226242001-05-17 Mark Mitchell <mark@codesourcery.com>
22625
22626 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
22627 DIE, even if it has no children.
22628 (dwarf2out_finish): Always output the line-number table, even if
22629 it has no content.
22630
226312001-05-18 David Edelsohn <edelsohn@gnu.org>
22632
22633 * rs6000.md (movsfcc,movdfcc): Remove NE case.
22634
226352001-05-17 Bruce Korb <bkorb@gnu.org>
22636
22637 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
22638 * fixinc/genfixes: emit a warning if AutoGen is out of date
22639
226402001-05-17 Brendan Conoboy <blc@cygnus.com>
22641 Bruce Korb <bkorb@gnu.org>
22642
22643 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
22644 found in fixinc directory. Facilitates binary distributions.
22645
226462001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
22647
22648 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
22649 COMPLEX_TYPE.
22650
22651Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
22652
22653 * dwarf2out.c (modified_type_die): Equate qualified type to die.
22654
22655Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
22656
22657 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
22658 (simplify_subreg): Handle complex types represented as CONCAT.
22659
22660 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
22661 * rtl.h (swap_commutative_operands_p): Declare.
22662 * rtlanal.c (swap_commutative_operands_p): New.
22663 (operand_preference): New static function.
22664
22665 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
22666 (gen_binary): Likewise.
22667 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
22668 * simplify-rtx.c (simplify_gen_binary,
22669 simplify_gen_relational): Likewise.
22670
22671Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
22672
22673 * cse.c (fold_rtx): Use simplify_subreg.
22674
22675 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
22676 (simplify_gen_subreg): New.
22677 (simplify_rtx): Use simplify_subreg.
22678 * rtl.h (simplify_gen_subreg): Declare.
22679
226802001-05-17 Mark Mitchell <mark@codesourcery.com>
22681
22682 * doc/install.texi: Update Solaris information.
22683
22684 * except.h (protect_cleanup_actions): Remove it.
22685 (lang_protect_cleanup_actions): Declare it.
22686 * except.c (protect_cleanup_actions): Remove it.
22687 (lang_protect_cleanup_actions): New variable.
22688 (init_eh): Don't make protect_cleanup_actions a GC root.
22689 (expand_eh_region_and_cleanup): Call
22690 lang_protect_cleanup_actions.
22691 (output_function_exception_table): Remove unused `align'
22692 variable.
22693 * varasm.c (assemble_external): Abort if we have not yet
22694 opened the assembly output file.
22695
22696Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
22697
22698 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
22699 for eh_personality_libfunc.
22700
22701Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
22702
22703 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
22704 when calling simplify_subreg. This is needed to allow replacing
22705 of expression of one mode by expression of different mode.
22706
22707Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
22708
22709 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
22710
227112001-05-17 Bernd Schmidt <bernds@redhat.com>
22712
22713 * expr.c (protect_from_queue): Protect against subsequent calls to
22714 emit_queue.
22715 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
22716 too clever.
22717
22718Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
22719
22720 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
22721
227222001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
22723
22724 * gccbug.in (CATEGORIES): Add "bootstrap".
22725
22726Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
22727
22728 * simplify-rtx.c (simplify_subreg): Break out from ...
22729 * combine.c (combine_splify_rtx) ... here and ...
22730 * recog.c (validate_replace_rtx_1): ... here;
22731 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
22732 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
22733 (subreg_lowpart_p): ... here.
22734
227352001-05-17 Bernd Schmidt <bernds@redhat.com>
22736
22737 * stmt.c (expand_asm_operands): For inout operands, make sure
22738 the substitution of '=' for '+' makes it into the rtl.
22739
22740 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
22741 (reload_as_needed): Call update_eliminable_offsets a bit later.
22742
227432001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
22744
22745 * gcc.texi (gccbug): Refer to the web pages for detailed information
22746 on GNATS.
22747
227482001-05-16 Zack Weinberg <zackw@stanford.edu>
22749
22750 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
22751
22752 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
22753 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
22754 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
22755 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
22756 * cross-make: Don't set LIBGCC1.
22757 * mklibgcc.in: Delete all code for building from libgcc1.c.
22758 Always honor LIB1ASMFUNCS if set.
22759
22760 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
22761 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
22762 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
22763 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
22764 config/i386/uwin.asm, config/m68hc11/larith.asm,
22765 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
22766 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
22767 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
22768 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
22769 Delete or update references to libgcc1 in commentary.
22770
22771 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
22772 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
22773 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
22774 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
22775 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
22776 config/arm/t-semi, config/arm/t-strongarm-coff,
22777 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
22778 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
22779 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
22780 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
22781 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
22782 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
22783 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
22784 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
22785 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22786 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
22787 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
22788 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
22789 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
22790 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
22791 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
22792 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
22793 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
22794 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
22795 config/mips/t-ultrix, config/mn10200/t-mn10200,
22796 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
22797 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
22798 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
22799 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
22800 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
22801 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
22802 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
22803 config/sparc/t-sparclite, config/sparc/t-splet,
22804 config/sparc/t-sunos41, config/sparc/t-vxsparc,
22805 config/sparc/t-vxsparc64, config/v850/t-v850:
22806 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
22807
22808 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
22809 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
22810 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
22811 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
22812 nongcc_SI_type, nongcc_word_type, or perform_*
22813 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
22814
22815 * config/i386/386bsd.h, config/i386/beos-elf.h,
22816 config/i386/linux-aout.h, config/i386/linux-oldld.h,
22817 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
22818 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
22819 Don't include i386/perform.h.
22820
22821 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
22822 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
22823 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
22824 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
22825 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
22826 config/vax/t-openbsd, config/vax/t-vax: Delete.
22827
22828 * config.gcc: Remove references to deleted files.
22829 (arm-semi-aof): Use arm/t-semi for tmake_file.
22830
22831 * gcc.texi, install.texi, invoke.texi, tm.texi:
22832 Delete or rewrite text which is no longer relevant now that
22833 libgcc1 no longer exists.
22834
22835 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
22836 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
22837
228382001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
22839 Bruce Korb <bkorb@gnu.org>
22840
22841 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
22842 initializer
22843
228442001-05-16 Zack Weinberg <zackw@stanford.edu>
22845
22846 * i386.md: Add two peepholes to clean up code generated by
22847 cmpstr* expanders.
22848
228492001-05-16 Richard Henderson <rth@redhat.com>
22850
22851 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
22852 variants of non-absolute encodings.
22853
22854 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
22855
22856 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
22857 __register_frame_info_table_bases): Export.
22858
228592001-05-16 Richard Henderson <rth@redhat.com>
22860
22861 * except.c (eh_data_format_name): Move to ...
22862 * dwarf2asm.c: ... here. Use designated initializers if available.
22863 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
22864 * dwarf2asm.h: Update declarations.
22865 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
22866 ASM_PREFERRED_EH_DATA_FORMAT.
22867 (output_call_frame_info): Likewise. Use 'L' augmentation for
22868 the LSDA encoding.
22869
22870 * unwind-dw2-fde.h (struct fde_vector): New.
22871 (struct old_object): Rename from struct object.
22872 (struct object): New.
22873 (__register_frame_info_bases): Declare.
22874 (__register_frame_info_table_bases): Declare.
22875 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
22876 * unwind-dw2-fde.c (objects): Remove.
22877 (unseen_objects, seen_objects): New.
22878 (__register_frame_info_bases): New.
22879 (__register_frame_info): Use it.
22880 (__register_frame_info_table_bases): New.
22881 (__register_frame_info_table): Use it.
22882 (__deregister_frame_info): Rewrite for changed object struct.
22883 (base_from_object, get_cie_encoding, get_fde_encoding): New.
22884 (fde_unencoded_compare): Rename from fde_compare; uninline.
22885 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
22886 (start_fde_sort): Adjust for new definition of fde_vector.
22887 (fde_insert): Likewise.
22888 (end_fde_sort): Likewise. Select comparison function based
22889 on properties of the object.
22890 (fde_split): Take object and fde_compare_t arguments.
22891 (frame_heapsort, fde_merge): Likewise.
22892 (classify_object_over_fdes): Rename from count_fdes. Handle
22893 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
22894 for the object.
22895 (add_fdes): Handle encoded pointers.
22896 (init_object): Rename from frame_init. Update for new struct object.
22897 (linear_search_fdes): Rename from search_fdes. Handle encoded
22898 pointers.
22899 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
22900 (binary_search_single_encoding_fdes): New.
22901 (binary_search_mixed_encoding_fdes): New.
22902 (search_object): New.
22903 (_Unwind_Find_FDE): Update for new struct object. Fill in
22904 the dwarf_eh_bases.
22905 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
22906 iterating over EH data.
22907 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
22908 fde_encoding, lsda_encoding.
22909 (read_uleb128, read_sleb128): Remove.
22910 (read_encoded_pointer): Remove. All callers use read_encoded_value.
22911 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
22912 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
22913 pointers.
22914 * unwind-pe.h: Add "struct" to _Unwind_Context references.
22915
229162001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
22917
22918 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
22919 * cpphash.c (_cpp_lookup_with_hash): Similarly.
22920 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
22921 cpp_spell_token, cpp_output_token): Similarly.
22922 * cpplib.c (lex_macro_node, do_undef, do_pragma,
22923 do_pragma_poison, parse_assertion, do_assert): Similarly.
22924 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
22925 save_parameter, _cpp_create_definition, check_trad_stringification,
22926 cpp_macro_definition): Similarly.
22927 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
22928 * c-lex.c (cb_undef, c_lex): Similarly.
22929 * fix-header.c (recognized_function): Similarly.
22930 * cpplib.h (NODE_LEN, NODE_NAME): New.
22931 (cpp_hashnode): Rename length len.
22932
22933Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
22934
22935 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
22936 GPRs.
22937
229382001-05-16 Andreas Jaeger <aj@suse.de>
22939
22940 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
22941
22942 * toplev.c: Include dwarf2asm.h for prototype of
22943 dw2_output_indirect_constants.
22944
22945Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
22946
22947 * stmt.c (expand_asm_operands): Be able to offload addressof
22948 expression to memory. (PR optimization/185)
22949
22950Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
22951
22952 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
22953 applying distributive law.
22954
229552001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
22956
22957 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
22958
22959 * gthr-dce.h (UNUSED): Attribute unused macro.
22960 (__gthread_key_dtor): Make arguments UNUSED.
22961 (__gthread_key_delete): Revise for compatibility with DRAFT4
22962 implementation.
22963
229642001-05-16 David Edelsohn <edelsohn@gnu.org>
22965
22966 * doc/install.texi: Update AIX information.
22967 * README.RS6000: Remove obsolete file.
22968
229692001-05-16 Jakub Jelinek <jakub@redhat.com>
22970 Nathan Sidwell <nathan@codesourcery.com>
22971
22972 * gcc.c (give_switch): Don't write before start of string.
22973 Always append suffix.
22974
229752001-05-16 Nathan Sidwell <nathan@codesourcery.com>
22976
22977 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
22978 after stage3.
22979
229802001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
22981
22982 * README.ALTOS: Remove obsolete file.
22983
229842001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
22985
22986 * c-lex.h (save_and_forget_protocol_qualifiers,
22987 forget_protocol_qualifiers, remember_protocol_qualifiers):
22988 Remove deleted functions' prototypes.
22989
229902001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
22991
22992 * c-parse.in (methodtype): New production.
22993 (methoddef, methodproto): Collapse separate '-' and '+'
22994 handlers into 1.
22995
229962001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
22997
22998 * c-common.h (RID_FIRST_PQ): New.
22999 * c-parse.in (objc_pq_context): New.
23000 (objc parser): Set objc_pq_context rather than calling
23001 remember_protocol_qualifiers and forget_protocol_qualifiers.
23002 Don't call save_and_forget_protocol_qualifiers.
23003 (yylexname): Handle objc protocol qualifiers here.
23004 * stringpool.c (struct str_header): Replace with sp_hashnode.
23005 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
23006 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
23007 Allocate an IDENTIFIER_NODE for each identifier.
23008 (FORALL_STRINGS, set_identifier): Delete.
23009 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
23010 (ggc_alloc_string): Use an obstack.
23011 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
23012 * tree.h: Update comments.
23013 (set_identifier): Delete.
23014 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
23015 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
23016 remember_protocol_qualifiers): Delete.
23017
23018Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
23019
23020 * flow.c (life_analysis): After life analysis is complete, do
23021 an optional scan over insns looking for REG_LABEL notes that
23022 reference a deleted label.
23023 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
23024 before peeking at LABEL_NUSES.
23025
230262001-05-15 Richard Henderson <rth@redhat.com>
23027
23028 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
23029 (_Unwind_GetTextRelBase): New.
23030
230312001-05-15 Mark Mitchell <mark@codesourcery.com>
23032
23033 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
23034
230352001-05-15 Geoffrey Keating <geoffk@redhat.com>
23036
23037 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
23038 so that CHOOSE_SECTION gets used.
23039
23040 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
23041 TARGET_RELOCATABLE like flag_pic for now.
23042
230432001-05-15 David Edelsohn <edelsohn@gnu.org>
23044
23045 * rs6000.md (movdi splitter): Sign extend more efficiently.
23046 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
23047 to "long long" valid on 32-bit and 64-bit hosts.
23048 (logical_operand): Cast trunc_int_for_mode return value.
23049 (rs6000_emit_move): Shift macro to encapsulate variable.
23050 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
23051 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
23052 plus_constant requires signed argument.
23053
230542001-05-15 Loren J. Rittle <ljrittle@acm.org>
23055
23056 * gthr-posix.h: Make additional pthread-* functions weak.
23057
23058Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
23059
23060 * recog.c (apply_change_group): Avoid unneeded validating.
23061
230622001-05-14 David Edelsohn <edelsohn@gnu.org>
23063
23064 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
23065 (num_insns_constant): CONST_INT can be 64-bits.
23066
230672001-05-14 Stan Shebs <shebs@apple.com>
23068
23069 * config/darwin.h (LIB_SPEC): Just use -lSystem.
23070 (LIBGCC_SPEC): Don't define.
23071
230722001-05-14 Richard Henderson <rth@redhat.com>
23073
23074 * configure.in (gcc_cv_as_eh_frame): New test.
23075 * config.in, configure: Rebuild.
23076 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
23077
230782001-05-14 Andrew MacLeod <amacleod@redhat.com>
23079
23080 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
23081 extended precision divide.
23082
230832001-05-14 Andrew MacLeod <amacleod@redhat.com>
23084
23085 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
23086 for RETURNS as well.
23087
23088Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
23089
23090 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
23091 (CPP_CPU??_SIZE_TYPE): New.
23092 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
23093 (CPP_CPU_SPEC): ... here; support choosing of CPU.
23094 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
23095 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
23096 compiler.
23097 * i386.c (override_options): Add sorry about not suported modes.
23098
23099Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
23100
23101 * config/pa/som.h (NM_FLAGS): Remove.
23102 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
23103 (ASM_OUTPUT_SECTION_NAME): Remove.
23104 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
23105
231062001-05-14 Mark Mitchell <mark@codesourcery.com>
23107
23108 * regrename.c (regrename_optimize): Do not rename registers to
23109 leaf registers.
23110
231112001-05-14 Alexandre Oliva <aoliva@redhat.com>
23112
23113 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
23114 contain MEMs. Remove useless distinction about clobbering
23115 registers.
23116
231172001-05-13 Geoff Keating <geoffk@redhat.com>
23118
23119 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
23120 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
23121 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
23122 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23123 (EXCEPTION_SECTION): Define.
23124
231252001-05-13 Zack Weinberg <zackw@stanford.edu>
23126
23127 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
23128 binary backward compat only.
23129 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
23130 in LIB2FUNCS. Pass it to mklibgcc.
23131 * mklibgcc.in: Handle LIB2FUNCS_ST.
23132
23133 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
23134
231352001-05-13 Alexandre Oliva <aoliva@redhat.com>
23136
23137 * tm.texi (THREAD_MODEL_SPEC): Document it.
23138 * gcc.c (main): Use it.
23139 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
23140 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
23141
231422001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
23143
23144 * rtl.h (SYMBOL_REF_WEAK): New macro.
23145 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
23146 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
23147 * rtl.texi (SYMBOL_REF_WEAK): Document it.
23148 * gcc.texi: Remove wrong description.
23149
231502001-05-13 Mark Mitchell <mark@codesourcery.com>
23151
23152 * Makefile.in (STAMP): New macro.
23153 Replace all uses of `touch' with $(STAMP).
23154 * fixinc/Makefile.in: Likewise.
23155
23156Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23157
23158 * configure.in: ldopen is never in -lexc, so don't test for it.
23159 Add test for exc_resume in -lexc for Ada.
23160 * configure: Regenerated.
23161
231622001-05-12 Richard Henderson <rth@redhat.com>
23163
23164 * dwarf2asm.c (size_of_encoded_value): New function.
23165 * dwarf2asm.h: Declare it.
23166 * except.c (output_function_exception_table): Align the TType
23167 array only as wide as the encoding.
23168
231692001-05-12 Zack Weinberg <zackw@stanford.edu>
23170
23171 * extend.texi: Document #pragma GCC java_exceptions.
23172
231732001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
23174
23175 * c-parse.in (bison parser, init_reswords): Remove uses of
23176 doing_objc_thang.
23177 * c-tree.h (doing_objc_thang): Remove.
23178
231792001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
23180
23181 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
23182 about files not ending in newlines.
23183
231842001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
23185
23186 * dwarfout.c (dwarfout_init): Add cast.
23187 * sched-deps.c (sched_analyze_insn): Remove unused vars.
23188 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
23189cp:
23190 * method.c (build_mangled_C99_name): Remove unused prototype.
23191
231922001-05-12 Alexandre Oliva <aoliva@redhat.com>
23193
23194 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
23195
231962001-05-12 Alexandre Oliva <aoliva@redhat.com>
23197
23198 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
23199 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
23200
232012001-05-11 Richard Henderson <rth@redhat.com>
23202
23203 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
23204 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
23205 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
23206 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
23207 (dw2_output_indirect_constants): Prototype.
23208 * dwarf2out.c (dwarf2out_begin_prologue): Generate
23209 current_function_func_begin_label if we'll need it for EH. Exit
23210 early for IA64_UNWIND_INFO.
23211 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
23212 (eh_data_format_name): Update for indirect references.
23213 (output_function_exception_table): Care for IA64_UNWIND_INFO.
23214 Handle ASM_PREFERRED_EH_DATA_FORMAT.
23215 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
23216 define HAVE_eh_return etc.
23217 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
23218 (final_end_function): Don't call output_function_exception_table.
23219 * toplev.c (compile_file): Call dw2_output_indirect_constants.
23220 (rest_of_compilation): Invoke output_function_exception_table
23221 for ia64 before assemble_end_function.
23222 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
23223 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
23224
23225 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
23226 * unwind.h: Declare them.
23227 * libgcc-std.ver: Export them.
23228 * unwind-pe.h: New file.
23229
23230 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
23231
23232 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
23233 instead of "fde".
23234 (find_fde_for_dso): Extract DT_PLTGOT.
23235 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
23236 the segment and gp as well.
23237 * config/ia64/frame-ia64.c: Remove file.
23238 * config/ia64/frame-ia64.h: Remove file.
23239 * config/ia64/unwind-ia64.c: New file.
23240 * config/ia64/unwind-ia64.h: New file.
23241 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
23242 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
23243 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
23244 (ASM_PREFERRED_EH_DATA_FORMAT): New.
23245 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
23246 (IA64_UNWIND_INFO): Re-enable.
23247 (HANDLER_SECTION): Remove.
23248 (EH_RETURN_DATA_REGNO): New.
23249 * config/ia64/ia64.md (exception_receiver): Remove.
23250 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
23251 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
23252
232532001-05-11 Richard Henderson <rth@redhat.com>
23254
23255 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
23256 calls and jumps to be bundled together.
23257 (ia64_reorg): Emit a break after a noreturn call that ends
23258 a function.
23259 * config/ia64/ia64.md (break_f): New.
23260
232612001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
23262
23263 * c-lex.c (lex_charconst): Convert into a simple wrapper
23264 around cpp_interpret_charconst, to which most of the code
23265 body is moved.
23266 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
23267 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
23268 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
23269 (lex): Use cpp_interpret_charconst.
23270 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
23271 hex_digit_value): New functions.
23272 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
23273 * cpplib.h (cpp_interpret_charconst): New prototype.
23274 * Makefile.in: Update.
23275
232762001-05-12 Dean Wakerley <dean@wakerley.com>
23277
23278 * doc/install.texi: New file. Converted to texinfo from the HTML
23279 documentation in wwwdocs/htdocs/install.
23280
23281Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
23282
23283 * gcse.c (insert_insn_end_bb): Do not search for assignments to
23284 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
23285
23286 * toplev.c (compile_file): Move comment for opening output
23287 file to just before the code that opens the output file.
23288
232892001-05-11 Jakub Jelinek <jakub@redhat.com>
23290
23291 * regmove.c (regmove_optimize): Suppress the optimization for
23292 unchanging destination register. Add comment above function.
23293
232942001-05-11 Zack Weinberg <zackw@stanford.edu>
23295
23296 * Makefile.in: Exterminate all references to assert.h.
23297 * cross-make: Likewise.
23298 * assert.h: Delete.
23299 * configure.in: Correct commentary.
23300 * configure: Regenerate.
23301
23302 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
23303 Remove __eprintf.
23304
23305 * config/t-freebsd, config/t-linux, config/t-linux-aout,
23306 config/t-netbsd, config/t-rtems, config/x-linux,
23307 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
23308 No need to override INSTALL_ASSERT_H.
23309
23310 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
23311 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
23312 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
23313
233142001-05-11 Graham Stott <grahams@redhat.com>
23315
23316 * combine.c (simplify_comparison): Fix typo.
23317
233182001-05-11 Mark Mitchell <mark@codesourcery.com>
23319
23320 * loop.h (struct movables): Remove `num'.
23321 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
23322 Adjust call to strength_reduce.
23323 (num_unmoved_movables): New function.
23324 (move_movables): Don't set movables->num.
23325 (strength_reduce): Compute the number of instructions in the loop
23326 here, rather than in the caller.
23327 (check_dbra_loop): Always clear reversible_mem_store if there
23328 are any memory sets.
23329 (loop_regs_scan): Don't count instructions here.
23330 (count_insn_in_loop): New function.
23331
233322001-05-11 Mark Mitchell <mark@codesourcery.com>
23333
23334 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
23335
233362001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
23337
23338 * c-common.c (finish_label_expr): New function, lifted from
23339 from cp/semantics.c.
23340 * c-common.h (finish_label_expr, lookup_label): New prototypes.
23341 * c-parse.in: Move 3 blocks of parser code into new functions.
23342 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
23343 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
23344 (lookup_label): Remove.
23345
233462001-05-11 Alexandre Oliva <aoliva@redhat.com>
23347
23348 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
23349 FLOAT_BIT_ORDER_MISMATCH.
23350
233512001-05-10 David Edelsohn <edelsohn@gnu.org>
23352
23353 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
23354 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
23355
233562001-05-10 David Edelsohn <edelsohn@gnu.org>
23357
23358 * expr.c (emit_group_load): extract_bit_field requires a REG or
23359 MEM as an argument.
23360
23361Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
23362
23363 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
23364 a computed jump into an unconditional jump.
23365 In second hunk of code for collapsing computed and conditional jumps
23366 into unconditional jumps, reemit the jump in additional cases.
23367
23368 * jump.c (jump_optimize_1): Do not wrap the new jump target
23369 inside a LABEL_REF; gen_jump will do that automatically.
23370
233712001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
23372
23373 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
23374 contents for a SYMBOL_REF in case of floating point constants.
23375
233762001-05-10 DJ Delorie <dj@redhat.com>
23377
23378 * c-common.c (combine_strings): Widen strings in a
23379 host-endian-independent way.
23380
233812001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
23382
23383 * c-parse.in: Remove many shift/reduce conflicts. Update
23384 %expect values.
23385 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
23386 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
23387 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
23388 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
23389 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
23390 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
23391 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
23392 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
23393 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
23394 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
23395 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
23396 typespec_reserved_nonattr, typespec_reserved_attr,
23397 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
23398 structsp_nonattr, components_notype, component_notype_declarator,
23399 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
23400 firstparm, setspecs_fp): New
23401 (typed_declspecs, reserved_declspecs, typed_typespecs,
23402 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
23403 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
23404 declmods_no_prefix_attr, nonempty_type_quals, structsp,
23405 type_quals): Remove. Users updated.
23406 (initdecls, notype_initdecls, after_type_declarator,
23407 parm_declarator, notype_declarator, absdcl1, components, ivars):
23408 Don't allow attributes at the start of a declarator; include them
23409 in the production containing the declarator instead. Always
23410 require type specifiers before trying to redeclare a typedef name.
23411 (typename): Allow for attributes but warn that they are ignored.
23412 (parmlist, firstparm, setspecs_fp): Include attributes in
23413 parmlist; suck them off the parser stack in firstparm using
23414 setspecs_fp.
23415
23416Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
23417
23418 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
23419 to determine if a block has an unconditional jump at its end.
23420
23421 * jump.c (jump_optimize_1): When converting a conditional jump
23422 to an unconditional jump, build the jump using gen_jump instead
23423 of just modify operands in-place.
23424
234252001-05-09 Zack Weinberg <zackw@stanford.edu>
23426
23427 * cppinit.c (cpp_post_options): Shut off macro expansion if
23428 -fpreprocessed.
23429 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
23430 IN_I directives only if the # is in column 1 and the directive
23431 name begins in column 2.
23432 * cppmain.c (scan_buffer): Insert a space between # and an
23433 identifier, when that identifier is a directive name.
23434
23435 * tradcpp.c (struct file_buf): Add a pointer to the next entry
23436 in the header search path.
23437 (enum node_type): Add T_INCLUDE_NEXT.
23438 (directive_table): Add entry for include_next.
23439 (do_include_next): New function.
23440 (process_include): New routine, broken out of do_include.
23441 (finclude): Insert 'nhd' argument, to be copied into
23442 next_header_dir of the new buffer.
23443 (main): Adjust to match.
23444 * gsyslimits.h, limity.h: Un-indent #include_next.
23445
234462001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
23447
23448 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
23449 inclusion as a chapter of the GCC manual.
23450 * gcc.texi: Include objc.texi.
23451 * fdl.texi: Use @unnumberedsec for the addendum.
23452 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
23453
23454Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
23455
23456 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
23457
23458Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
23459
23460 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
23461 handling of two-address insns.
23462
23463Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
23464
23465 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
23466 ../binutils/nm-new instead of ../binutils/nm.
23467
23468Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
23469
23470 * i386.md (movdi splitter): Fix the splitting condition
23471 (float_extenddftf splitter): Fix mode.
23472
23473Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
23474
23475 * genrecog.c (write_switch): Avoid outputting of switch for
23476 types wider than int.
23477
234782001-05-03 Andrew Haley <aph@cambridge.redhat.com>
23479
23480 * reload1.c (copy_eh_notes): New function.
23481 (emit_input_reload_insns): Call it.
23482 (emit_output_reload_insns): Call it.
23483
234842001-05-07 Zack Weinberg <zackw@stanford.edu>
23485
23486 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
23487 Delete stanzas.
23488 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
23489 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
23490
23491 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
23492
234932001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
23494
23495 * pa.md (interspace_jump): Revise comment.
23496 (builtin_longjmp): Block initial setup insns from delay slot of
23497 interspace branch.
23498 (builtin_setjmp_receiver): New expander to save and restore PIC
23499 register.
23500
23501 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
23502
23503Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
23504
23505 * toplev.c (compile_file): Set up the output file before we call
23506 the various initializers for the compiler.
23507
23508 * except.c (sjlj_mark_call_sites): Do not search for assignments to
23509 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
23510
23511 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
23512 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
23513
235142001-05-06 Zack Weinberg <zackw@stanford.edu>
23515
23516 * Makefile.in (tradcpp0): Correct typo in dependency list.
23517
235182001-05-06 Geoff Keating <geoffk@redhat.com>
23519
23520 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
23521 the link register if we're not going to use it.
23522
23523 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
23524 (output_function_profiler): Likewise.
23525
235262001-05-07 Alan Modra <amodra@one.net.au>
23527
23528 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
23529
235302001-05-06 Alexandre Oliva <aoliva@redhat.com>
23531
23532 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
23533 zero-extend it. Make abs_inc unsigned.
23534
23535 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
23536 widest mode in narrowing and widening operations.
23537
23538 * config/mips/mips.md: Sign extend CONST_INTs.
23539
235402001-05-06 Andreas Jaeger <aj@suse.de>
23541
23542 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
23543 (i386 Options): Document -momit-leaf-frame-pointer.
23544
235452001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
23546
23547 * c-typeck.c (internal_build_compound_expr): Check for
23548 array to pointer conversion just once.
23549
235502001-05-05 Richard Henderson <rth@redhat.com>
23551
23552 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
23553
235542001-05-05 Richard Henderson <rth@redhat.com>
23555
23556 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
23557 to the parent of the fixup region.
23558
235592001-05-05 Jakub Jelinek <jakub@redhat.com>
23560
23561 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
23562 "inline" keyword.
23563 * cpp.texi (__NO_INLINE): Document it.
23564
235652001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
23566
23567 * cppfiles.c (struct include_file): New member err_no.
23568 (find_or_create_entry): Set it.
23569 (open_file): Don't set fds to -2. Instead, use err_no to
23570 remember previous errors, if any.
23571
235722001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23573
23574 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
23575 between X and Y by using sequences of xgdx and xgdy.
23576
235772001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23578
23579 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
23580 of '!' for the 'D' alternative ('!' is too strong).
23581 ("*logicalsi3_silshl16"): Likewise.
23582 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
23583 ("movstrictsi"): Remove spurious '+'.
23584 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
23585 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
23586 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
23587 a reload to them.
23588
235892001-05-04 David Edelsohn <edelsohn@gnu.org>
23590
23591 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
23592
235932001-05-04 Lars Brinkhoff <lars@nocrew.org>
23594
23595 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
23596 into -a.
23597
235982001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
23599
23600 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
23601 TARGET_POWERPC64.
23602
236032001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23604
23605 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
23606 soft register, use ror instead of rol.
23607
236082001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23609
23610 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
23611 into account pre/post increment decrement for 68HC12.
23612 Fix other problems in replacement and fix call to reg_mentioned_p.
23613
236142001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23615
23616 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
23617 Put the soft registers in bss for 68HC12.
23618 (L_regs_d3_4): New for _.d3 and _.d4.
23619 (L_regs_d5_6): Likewise.
23620 (L_regs_d1_2): Likewise.
23621 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
23622
236232001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23624
23625 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
23626 to the pre-processor when -fshort-double is specified.
23627 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
23628
236292001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23630
23631 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
23632 (__mulsi3): Rewrite for 68HC12.
23633 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
23634 Mark 'x' constraint with earlyclobber to prevent a
23635 RELOAD_FOR_OTHER_ADDRESS to go in it.
23636 (mulhi3_m68hc12): New pattern.
23637 (mulhi3_m68hc11): Rename of mulhi3.
23638 (mulhi3): New expand for 68HC12 optimisation.
23639 (umulhisi3, mulhisi3): New patterns for 68HC12.
23640
236412001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23642
23643 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
23644 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
23645 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
23646
236472001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23648
23649 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
23650 constants cheap after reload.
23651 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
23652 are cheap.
23653 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
23654 so that gcc prefers a shift by 16.
23655 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
23656
236572001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
23658
23659 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
23660
236612001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23662
23663 * alpha.h: NULL_PTR -> NULL.
23664 * arm.c: Likewise.
23665 * arm.h: Likewise.
23666 * avr.h: Likewise.
23667 * c4x.c: Likewise.
23668 * c4x.h: Likewise.
23669 * i386.c: Likewise.
23670 * i386.md: Likewise.
23671 * i860.c: Likewise.
23672 * ia64.c: Likewise.
23673 * m68hc11.h: Likewise.
23674 * rs6000.h: Likewise.
23675 * sh.c: Likewise.
23676 * sh.h: Likewise.
23677 * sparc.h: Likewise.
23678 * v850.c: Likewise.
23679
23680 * expr.c: Likewise.
23681 * final.c: Likewise.
23682 * gcc.c: Likewise.
23683 * recog.c: Likewise.
23684
236852001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23686
23687 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
23688 `bool' parameter to `int'.
23689
23690 * hash.c (hash_lookup): Likewise.
23691
23692 * hash.h (hash_lookup): Likewise.
23693
23694 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
23695
23696Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
23697
23698 * i386.c (x86_initialize_trampoline): Fix mode of constant.
23699
237002001-05-03 Geoff Keating <geoffk@redhat.com>
23701
23702 * invoke.texi (i386 Options): Delete references to -malign-jumps,
23703 -malign-loops, -malign-functions.
23704 * i386.c (ix86_align_funcs): Delete.
23705 (ix86_align_loops): Delete.
23706 (ix86_align_jumps): Delete.
23707 (override_options): Mark -malign-* as obsolete. Emulate their
23708 behavior with the -falign-* options. Default -falign-* from
23709 the processor table.
23710 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
23711 patch of Wed May 2 13:09:36 2001.
23712 (LOOP_ALIGN): Delete.
23713 (LOOP_ALIGN_MAX_SKIP): Delete.
23714 (LABEL_ALIGN_AFTER_BARRIER): Delete.
23715 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
23716
237172001-05-04 Andreas Jaeger <aj@suse.de>
23718
23719 * except.h: Add prototype declaration for
23720 expand_builtin_init_dwarf_reg_sizes.
23721
237222001-05-03 Geoffrey Keating <geoffk@redhat.com>
23723
23724 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
23725
237262001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23727
23728 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
23729 instruction.
23730 ("bitcmpqi2"): New pattern for bit-extract and test.
23731 ("bitcmphi"): New pattern for bitb/bita instructions.
23732
237332001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
23734
23735 * gccbug.in: Use a temporary directory when the mktemp command is
23736 not available.
23737
237382001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23739
23740 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
23741 instead of _.d1.
23742 (INITIALIZE_TRAMPOLINE): Call it.
23743 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
23744 (TRAMPOLINE_TEMPLATE): Remove.
23745 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
23746 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
23747 Declare.
23748
237492001-05-03 David O'Brien <obrien@FreeBSD.org>
23750
23751 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
23752 and crtendS.o with PIC.
23753
237542001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23755
23756 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
23757 negative numbers.
23758 (___subdi3, ___adddi3): Use x instead of y as index register.
23759 (__init_bss_section, __map_data_section): Optimize for 68HC12.
23760 (__memset, __memcpy): Likewise.
23761 (regs): Put the soft registers in bss for 68HC12.
23762 (abort): Use trap to abort for 68hc12.
23763 (__mulhi3, __mulhi32): Use emul for 68hc12.
23764 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
23765
237662001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23767
23768 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
23769 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
23770 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
23771 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
23772 Set 68HC12 min offset to -65536.
23773 (print_operand): Put parenthesis arround the operand if it refers
23774 to a symbol having the same name as a register.
23775 (m68hc11_z_replacement): When z register is replaced by its
23776 equivalent soft register, force the insn to be re-recognized.
23777 (m68hc11_check_z_replacement): Fix the test when destination is
23778 the index register and z dies in the insn.
23779 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
23780
237812001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23782
23783 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
23784 costs according to processor variant.
23785 (m68hc11_shift_cost): New function to compute shift costs.
23786 (m68hc11_rtx_costs): Define costs according to processor variant.
23787 (m6811_cost): Costs for 68HC11.
23788 (m6812_cost): Costs for 68HC12.
23789 (COSTS_N_INSNS): Remove.
23790
23791 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
23792 (DEFAULT_RTX_COSTS): Remove.
23793 (CONST_COSTS): Define costs according to OUTER_CODE.
23794 (processor_costs): New struct to define costs.
23795 (m68hc11_cost): Pointer to current costs.
23796
237972001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23798
23799 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
23800 and use m68hc11_notice_keep_cc when using leax/leay.
23801 (addhi3 split): Reject split if the insn is handled by
23802 leax/leay above.
23803 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
23804 push must be handled in a special way if the source operand uses
23805 sp as index register.
23806 (m68hc11_notice_keep_cc): New function.
23807 (m68hc11_gen_movhi): Use it when an insn changes a register but
23808 not the flags.
23809 (m68hc11_gen_movqi): Fix move for 68HC12.
23810 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
23811
238122001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23813
23814 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
23815 and don't pass operands[0] to emit_library_call_value.
23816
238172001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23818
23819 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
23820 (zero_extendsi split): Simplify and use (zero_extendhi).
23821 (*addhi3): Remove 'w' constraint since stack pointer is handled
23822 by (addhi3_sp).
23823 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
23824 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
23825 (*ashrhi3_const): Fix shift by 7.
23826 (*lshrsi3_const16): Fix template.
23827 (call, call_value): Fix constraint and predicate.
23828
238292001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
23830
23831 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
23832 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
23833 (CC_REGNUM): Likewise.
23834 (*unnamed splits): Use above constants instead of hard coded numbers.
23835 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
23836 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
23837 (*return_16bit, *unnamed peepholes): Likewise.
23838
238392001-05-03 David O'Brien <obrien@FreeBSD.org>
23840
23841 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
23842 rs6000/rs6000.h twice.
23843
238442001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
23845
23846 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
23847 (CPP_SPEC): Conditionally define MSDOS and GO32.
23848 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
23849 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
23850 ignored.
23851 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
23852
238532001-05-03 Alexandre Oliva <aoliva@redhat.com>
23854
23855 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
23856
238572001-05-03 Mark Mitchell <mark@codesourcery.com>
23858
23859 * integrate.h (struct inline_remap): Add leaf_reg_map table.
23860 * integrate.c (expand_inline_function): Use xcalloc to allocate
23861 memory.
23862 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
23863 registers.
23864
238652001-05-03 Mark Mitchell <mark@codesourcery.com>
23866
23867 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
23868 if it is not set.
23869
238702001-05-03 Alexandre Oliva <aoliva@redhat.com>
23871
23872 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
23873 linker if -mrelax is given.
23874 (TARGET_SWITCHES): Document -mrelax.
23875
23876 Re-installed 2001-01-09's patch:
23877 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
23878 if it's wider than long and the target's long is wider than the
23879 host's.
23880
238812001-05-02 David O'Brien <obrien@FreeBSD.org>
23882
23883 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
23884 directly include rs6000/rs6000.h. Instead do it in tm.h.
23885
238862001-05-02 Stan Shebs <shebs@apple.com>
23887
23888 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
23889 NSConstantString for NeXT-style runtimes.
23890 (STRING_OBJECT_GLOBAL_NAME): New macro.
23891 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
23892 OCTI_STRING_CLASS_DECL.
23893 (constant_string_global_id): New macro.
23894 (string_class_decl): Ditto.
23895 (setup_string_decl): New function.
23896 (build_objc_string_object): Use it to build a NeXT runtime
23897 compatible string initializer.
23898
238992001-05-02 Jakub Jelinek <jakub@redhat.com>
23900
23901 * tradcpp.c (do_define): Make sure we don't walk past limit.
23902
ad41bd84 239032001-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3eb54e5f
ILT		 23904
23905 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
23906 offsets if not REG_OK_STRICT.
23907
23908 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
23909 (INT_REG_OK_FOR_INDEX_P): Likewise.
23910 (INT_REG_OK_FOR_BASE_P): Likewise.
23911 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
23912 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
23913 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
23914 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
23915 REG_OK_FOR_BASE_P. Take an additional parameter.
23916 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
23917 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
23918 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
23919 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
23920 rs6000_legitimate_address() and use it.
23921 * config/rs6000/rs6000.c: Update all callers.
23922 (rs6000_legitimate_address): New function.
23923
239242001-05-02 David Edelsohn <edelsohn@gnu.org>
23925
23926 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
23927 special_constant conditional blocks together.
23928
239292001-05-02 Dale Johannesen <dalej@apple.com>
23930
23931 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
23932 parameter.
23933 (STRICT_ARGUMENT_NAMING): Define.
23934 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
23935 function_arg_partial_nregs, setup_incoming_varargs): Remove
23936 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
23937 is defined.
23938
23939Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23940
23941 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
23942
23943 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
23944 for replacement.
23945
23946 * expr.c (store_field): Do nothing except elaborate side-effects if
23947 zero-bit field.
23948
239492001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23950
23951 * c-lex.c: NULL_PTR -> NULL.
23952 * cse.c: Likewise.
23953 * emit-rtl.c: Likewise.
23954 * gcse.c: Likewise.
23955 * genpeep.c: Likewise.
23956 * jump.c: Likewise.
23957 * mips-tdump.c: Likewise.
23958 * reload1.c: Likewise.
23959 * rtlanal.c: Likewise.
23960 * stmt.c: Likewise.
23961 * stor-layout.c: Likewise.
23962 * toplev.c: Likewise.
23963
239642001-05-01 Per Bothner <per@bothner.com>
23965
23966 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
23967 call do_pending_stack_adjust before emiting label.
23968
239692001-05-01 Mark Mitchell <mark@codesourcery.com>
23970
23971 * extend.texi: Fix typo.
23972
239732001-05-01 Stan Shebs <shebs@apple.com>
23974
23975 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
23976 of UOBJC_MODULES_decl.
23977 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
23978 (generate_descriptor_table): Ditto.
23979 (generate_protocols): Ditto.
23980 (generate_protocol_list): Ditto.
23981 (generate_classref_translation_entry): Ditto.
23982
239832001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
23984
23985 * invoke.texi (Optimize Options): Add documentation for `--param
23986 max-delay-slot-insn-search' and `--param
23987 max-delay-slot-live-search' and reorder --param section.
23988 * params.def: Modify initial comment.
23989 * params.h (param_info): Add `help' member.
23990 * toplev.c (lang_independent_params): Include `help' description.
23991 (display_help): Print --param parameters.
23992
239932001-05-01 Zack Weinberg <zackw@stanford.edu>
23994
23995 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
23996 Remove references to deleted files.
23997 (*-*-openbsd): No need to override xmake_file.
23998 (*-*-sysv4): Treat like *-*-sysv.
23999
24000 * configure.in: Probe for ldopen in various places, and set up
24001 collect2 to be linked with them if found.
24002 Don't dink with Windows registry stuff unless $host_os is a
24003 Win32 os name. Check to see if we need -ladvapi32.
24004 * configure: Regenerate.
24005
24006 * Makefile: Get rid of CLIB and HOST_CLIB.
24007 Substitute in COLLECT2_LIBS and link collect2 against its contents.
24008 * build-make: Get rid of HOST_CLIB.
24009
24010 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
24011 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
24012 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
24013 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
24014 config/rs6000/x-rs6000: Delete.
24015
24016 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
24017 Don't set CLIB.
24018
24019 24 x-host fragments remain, 0 x-cpu, 3 top level.
24020
240212001-05-01 Zack Weinberg <zackw@stanford.edu>
24022
24023 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
24024 * configure: Regenerate.
24025
240262001-05-01 Angela Marie Thomas <angela@cygnus.com>
24027
24028 * Makefile.in (install-headers): Remove redundant dependency.
24029
240302001-05-01 Nathan Sidwell <nathan@codesourcery.com>
24031
24032 * c-tree.texi (USING_STMT): Document.
24033
240342001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24035
24036 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
24037 * c-common.c: Likewise.
24038 * c-decl.c: Likewise.
24039 * combine.c: Likewise.
24040 * rs6000.c: Likewise.
24041 * except.c: Likewise.
24042 * explow.c: Likewise.
24043 * expr.c: Likewise.
24044 * fold-const.c: Likewise.
24045 * function.c: Likewise.
24046 * gcc.c: Likewise.
24047 * gcse.c: Likewise.
24048 * integrate.c: Likewise.
24049 * loop.c: Likewise.
24050 * objc/objc-act.c: Likewise.
24051 * recog.c: Likewise.
24052 * reg-stack.c: Likewise.
24053 * reload.c: Likewise.
24054 * reload1.c: Likewise.
24055 * simplify-rtx.c: Likewise.
24056 * stmt.c: Likewise.
24057 * varasm.c: Likewise.
24058
240592001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
24060
24061 * diagnostic.def: New file.
24062 * diagnostic.h (diagnostic_t): New enum.
24063 * Makefile.in (diagnostic.o): Depend on diagnostic.def
24064
240652001-04-30 Zack Weinberg <zackw@stanford.edu>
24066
24067 * tsystem.h: Test only POSIX for availability of string.h
24068 and time.h.
24069 * config.gcc (all systems): If USG appeared in xm_defines,
24070 change it to POSIX. If both USG and POSIX appeared, just
24071 delete USG. Remove unnecessary quotes around xm_defines
24072 settings.
24073 (m68k-crds-unos*): Don't #define unos - tested nowhere.
24074 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
24075 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
24076 powerpc-*-linux*): No need to set xm_defines - handled by
24077 global settings for *-*-linux*.
24078
240792001-04-30 Zack Weinberg <zackw@stanford.edu>
24080
24081 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
24082 Always include gstab.h, not system stab.h. Don't provide
24083 default definitions of N_CATCH or N_OPT. Always use the
24084 gstab.h variant of STAB_CODE_TYPE.
24085 * final.c: Don't include stab.h/gstab.h at all, or provide
24086 defaults for N_SLINE and N_SOL.
24087
24088 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
24089 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
24090 available.
24091 * sdbout.c: Always include gsyms.h instead of system syms.h.
24092
24093 * configure.in: No need to check for stab.h.
24094 * configure, config.in: Regenerate.
24095 * Makefile.in (final.o): Don't depend on gstab.h.
24096
240972001-04-30 Mark Mitchell <mark@codesourcery.com>
24098 Richard Henderson <rth@redhat.com>
24099
24100 * extend.texi: Improve documentation of volatile asms.
24101
241022001-04-30 Mark Mitchell <mark@codesourcery.com>
24103
24104 * c-tree.texi: Fix thinko.
24105 * gcc.texi: Likewise.
24106
241072001-04-30 Richard Henderson <rth@redhat.com>
24108
24109 * c-common.c (c_promoting_integer_type_p): New function, from the
24110 corpse of old macro. Properly promote too-small enumerations and
24111 booleans. Adjust all callers.
24112 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
24113 (c_promoting_integer_type_p): Declare.
24114 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
24115 * c-typeck.c: Likewise.
24116 (default_conversion): Remove now redundant boolean check.
24117
241182001-04-30 Jan Hubicka <jh@suse.cz>
24119 Richard Henderson <rth@redhat.com>
24120
24121 * regmove.c (try_apply_stack_adjustment): Remove now redundant
24122 sanity checks.
24123 (combine_stack_adjustments_for_block): Don't combine stack
24124 allocation followed by deallocations. Handle grow-up stacks.
24125
241262001-04-30 Mark Mitchell <mark@codesourcery.com>
24127
24128 * fdl.texi: New file.
24129 * c-tree.texi: Use the GFDL.
24130 * gcc.texi: Likewise.
24131
241322001-04-30 Stan Shebs <shebs@apple.com>
24133
24134 * invoke.texi: Add a section documenting Objective-C options.
24135
241362001-04-27 Andrew Haley <aph@cambridge.redhat.com>
24137
24138 * emit-rtl.c (try_split): Copy EH notes to sequence.
24139
241402001-04-30 Mark Mitchell <mark@codesourcery.com>
24141
24142 * regmove.c (record_stack_memrefs): Catch all references to the
24143 stack pointer.
24144
241452001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
24146
24147 * Makefile.in (stmp-fixinc): quote shell assignment values
24148
241492001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24150
24151 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
24152
24153 * gcc.c: Likewise.
24154
24155 * prefix.c: Likewise.
24156
241572001-04-28 Stan Shebs <shebs@apple.com>
24158
24159 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
24160 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
24161 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
24162 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
24163
24164 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
24165 (NEXT_OBJC_RUNTIME): Define.
24166
24167Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
24168
24169 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
24170 * simplify-rtx.c (simplify_gen_relational): Likewise.
24171
24172 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
24173
24174 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
24175 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
24176
24177 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
24178 registers in SSE case; fix handling of the immediates.
24179 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
24180 operands to be in regsiters before reload.
24181 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
24182 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
24183 (abstf,absxf,negtf,negxf splitters): Compute
24184 properly the regnum for x86_64.
24185 (avsdf2_if_rex64): New.
24186
24187Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
24188
24189 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
24190 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
24191 into the constant pool.
24192 * jump.c (jump_optimize_1): Remove barrier successors after all
24193 the LABEL_NUSES counds have been computed.
24194 (delete_barrier_successors): When deleting a tablejump insn, also
24195 delete the jump table it uses.
24196 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
24197 label into memory.
24198
241992001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
24200
24201 * pa.c (FRP): Remove erroneous white space in macro definition.
24202
242032001-04-28 Andreas Jaeger <aj@suse.de>
24204
24205 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
24206 appropriate.
24207 * extend.texi: Likewise.
24208 * tm.texi: Likewise.
24209
242102001-04-28 Andreas Jaeger <aj@suse.de>
24211
24212 * md.texi: Use XX-bit instead of XXbit or XX bit where
24213 appropriate.
24214
242152001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
24216
24217 * gcc.c (process_command): Allow -l lib in addition to -llib
24218 for POSIX compliance. This fixes PR c/2347.
24219
24220 * invoke.texi: Update section on Link Options accordingly.
24221
242222001-04-27 Zack Weinberg <zackw@stanford.edu>
24223
24224 * function.c (purge_addressof_1): Remove the duplicate
24225 if (code == SET) block. Fold the two if (code == ADDRESSOF)
24226 blocks together.
24227
242282001-04-28 Jason Merrill <jason_merrill@redhat.com>
24229
24230 * except.c (expand_eh_region_start): Don't start a new block.
24231 (expand_eh_region_end): Don't end a block.
24232 * stmt.c (expand_end_bindings): Don't end EH blocks.
24233 (expand_decl_cleanup): Starting an EH region won't change the block.
24234 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
24235 (is_eh_region): Lose.
24236 * tree.h: Adjust.
24237
242382001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
24239
24240 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
24241
24242 * collect2.c (main): Add `-L' case to remove duplicate entries.
24243 (is_in_args): New function to check for a duplicate argument.
24244 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
24245 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
24246 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
24247 Define to be nonzero.
24248
242492001-04-27 Andreas Jaeger <aj@suse.de>
24250 Richard Henderson <rth@redhat.com>
24251
24252 * md.texi (Machine Constraints): Document additional i386
24253 constraints and fix description of "A".
24254
24255Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
24256
24257 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
24258
242592001-04-27 Jason Merrill <jason_merrill@redhat.com>
24260
24261 * except.c (get_exception_filter): word_mode, not Pmode.
24262
242632001-04-26 Geoffrey Keating <geoffk@redhat.com>
24264
24265 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
24266 common to other movsf patterns. Move up so that in future
24267 people who change the other patterns will change it too.
24268 (movsf_lo_sum): Allow even for soft-float; add appropriate
24269 constraints.
24270 (movsf_high): Likewise.
24271 (movsf_high+1): Allow even for soft-float.
24272
24273 * function.c (expand_function_end): Always clobber the
24274 return registers, even if there is no return label.
24275
24276Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
24277
24278 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
24279
24280Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
24281
24282 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
24283 (pushqi2_rex64, pushhi2_rex64): Add.
24284
242852001-04-26 Andrew Haley <aph@cambridge.redhat.com>
24286
24287 * except.c (expand_eh_region_end_cleanup): Force pending stack
24288 adjust before emitting label that branches around cleanup code.
24289
242902001-04-26 H.J. Lu (hjl@gnu.org)
24291
24292 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
24293
24294 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
24295 define.
24296 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
24297 (ASM_OUTPUT_SECTION_NAME): Likewise.
24298 (ASM_WEAKEN_LABEL): Likewise.
24299 (UNIQUE_SECTION): Likewise.
24300 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
24301 (ASM_OUTPUT_DESTRUCTOR): Likewise.
24302 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
24303 (ASM_OUTPUT_SECTION_NAME): Likewise.
24304 (ASM_WEAKEN_LABEL): Likewise.
24305 (UNIQUE_SECTION): Likewise.
24306 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
24307 (ASM_OUTPUT_DESTRUCTOR): Likewise.
24308 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
24309 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
24310 (ASM_FILE_START): Likewise.
24311 (ASM_OUTPUT_SOURCE_LINE): Likewise.
24312 (ASM_DECLARE_OBJECT_NAME): Likewise.
24313 (ASM_FILE_END): Likewise.
24314 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24315 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
24316 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
24317 (ASM_OUTPUT_CASE_LABEL): Likewise.
24318 (ASM_OUTPUT_SKIP): Likewise.
24319 (ASM_OUTPUT_ASCII): Likewise.
24320 (ASM_OUTPUT_IDENT): Likewise.
24321 (READONLY_DATA_SECTION): Likewise.
24322 (EXTRA_SECTIONS): Likewise.
24323 (EXTRA_SECTION_FUNCTIONS): Likewise.
24324 (SELECT_RTX_SECTION): Likewise.
24325 (SELECT_SECTION): Likewise.
24326
24327 * config/mips/linux.h (INVOKE__main): Undefine.
24328 (CTOR_LIST_BEGIN): Likewise.
24329 (CTOR_LIST_END): Likewise.
24330 (DTOR_LIST_BEGIN): Likewise.
24331 (DTOR_LIST_END): Likewise.
24332 (SET_ASM_OP): Defined it to ".dummy".
24333 (ASM_OUTPUT_DEF): Defined.
24334 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
24335
243362001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
24337
24338 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
24339 assembler supports .p2align.
24340
243412001-04-26 Nathan Sidwell <nathan@codesourcery.com>
24342
24343 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
24344
243452001-04-26 Jakub Jelinek <jakub@redhat.com>
24346
24347 * integrate.c (expand_inline_function): Check for error_mark_node
24348 in actual argument.
24349
243502001-04-26 Jakub Jelinek <jakub@redhat.com>
24351
24352 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
24353 -m386 and -m486.
24354
243552001-04-26 Alexandre Oliva <aoliva@redhat.com>
24356
24357 * configure.in (configargs.h): Define thread_model.
24358 * configure: Rebuilt.
24359 * gcc.c (main): Print it with -v.
24360
243612001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
24362
24363 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
24364 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
24365 * gcc.1: Regenerate.
24366
243672001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24368
24369 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
24370 is_redundant_typedef): Use static inline instead of inline static.
24371
24372Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
24373
24374 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
24375 this directory is always searched.
24376
243772001-04-25 Richard Henderson <rth@redhat.com>
24378
24379 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
24380 of registers to restore along non eh_return path.
24381
243822001-04-25 Jakub Jelinek <jakub@redhat.com>
24383
24384 * c-format.c (check_format_info_recurse): Handle
24385 PLUS_EXPR for format string.
24386
243872001-04-25 Jakub Jelinek <jakub@redhat.com>
24388
24389 * config/ia64/ia64.h (CC1_SPEC): Define.
24390 * config/ia64/linux.h (CC1_SPEC): Define.
24391
24392Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
24393
24394 * emit-rtl.c (constant_subword): Also do sign extension in
24395 BITS_PER_WORD == 16 case.
24396
243972001-04-25 Jason Merrill <jason_merrill@redhat.com>
24398
24399 * loop.c (try_swap_copy_prop): Go back to checking insn.
24400
244012001-04-25 Jakub Jelinek <jakub@redhat.com>
24402
24403 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
24404 if check_mode is nonzero.
24405
244062001-04-25 Jakub Jelinek <jakub@redhat.com>
24407
24408 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
24409 out and comparison sequence has been detected, put result into
24410 proper temporary pseudo.
24411
244122001-04-24 Zack Weinberg <zackw@stanford.edu>
24413
24414 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
24415 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
24416 * libgcc2.c: Remove __dummy and __builtin_saveregs.
24417 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
24418 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
24419 for future reference.
24420
244212001-04-24 Jason Merrill <jason_merrill@redhat.com>
24422
24423 * except.c (reachable_handlers): Step out one level from a RESX.
24424
24425 * except.c (struct eh_region): Rename 'last' to 'resume'.
24426 (mark_eh_region, duplicate_eh_region_1): Adjust.
24427 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
24428 (build_post_landing_pads): Likewise.
24429 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
24430 (expand_eh_region_end_must_not_throw): Likewise.
24431 (connect_post_landing_pads): Thread (only) regions with non-deleted
24432 resume insns.
24433
24434 * except.c (expand_eh_region_end_cleanup): Save the EH return data
24435 registers around the cleanup.
24436 (get_exception_filter): New fn.
24437 (finish_eh_generation): Use it.
24438
244392001-04-24 Nathan Sidwell <nathan@codesourcery.com>
24440
24441 * c-semantics.c (add_scope_stmt): Don't call
24442 current_scope_stmt_stack multiple times.
24443
244442001-04-24 Zack Weinberg <zackw@stanford.edu>
24445 Nathan Sidwell <nathan@codesourcery.com>
24446
24447 Lazy __FUNCTION__ generation.
24448 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
24449 RID_C99_FUNCTION_NAME): New _RIDs.
24450 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
24451 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
24452 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
24453 global tree slots.
24454 (function_id_node, pretty_function_id_node, func_id_node): Remove.
24455 (c99_function_name_decl_node, function_name_decl_node,
24456 pretty_function_name_decl_node, saved_function_name_decls):
24457 Declare.
24458 (struct language_function): Remove x_function_name_declared_p.
24459 (make_fname_decl): Remove a parameter.
24460 (declare_function_names): Remove prototype.
24461 (start_fname_decls, finish_fname_decls): Prototype.
24462 (fname_as_string): Likewise.
24463 (fname_string, fname_decl): Likewise.
24464 * c-common.c (make_fname_decl): Adjust.
24465 (struct fname_var_t): New struct.
24466 (fname_vars): New static array.
24467 (declare_function_name): Remove.
24468 (start_fname_decls, finish_fname_decls): New functions.
24469 (fname_as_string): New function from remnants of
24470 declare_function_name.
24471 (fname_string, fname_decl): New functions.
24472
24473 * c-decl.c (c_function_name_declared_p): Remove.
24474 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
24475 don't call declare_function_name. Call start_fname_decls.
24476 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
24477 clobber the line number. Call finish_decl.
24478 (start_function): Call start_fname_decls.
24479 (finish_function): Call finish_fname_decls.
24480 Remove c_function_name_declared_p.
24481 (push_c_function_context): Don't push c_function_name_declared_p.
24482 (pop_c_function_context): Don't pop c_function_name_declared_p.
24483 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
24484 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
24485 (program): Call finish_fname_decls for C.
24486 (primary): Add VAR_FUNC_NAME.
24487 (reswords): Add slots for __FUNCTION__ et al.
24488 (rid_to_yy): Add mappings for __FUNCTION__ et al.
24489 (yylexname): If it's a STRING_FUNC_NAME generate the function name
24490 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
24491 * c-semantics.c (prune_unused_decls): Remove.
24492 (finish_stmt_tree): Don't call prune_unused_decls.
24493 (genrtl_decl_stmt): Don't prune unused decls here.
24494
244952001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
24496
24497 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
24498 constant pool, use the pool's SYMBOL_REF instead.
24499
24500 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
24501 v850e.
24502
245032001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
24504
24505 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
24506 passing nested NOP_EXPRs to fold.
24507
24508Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
24509
24510 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
24511
245122001-04-22 Mark Mitchell <mark@codesourcery.com>
24513
24514 * loop.c (loop_delete_insns): Add prototype.
24515
245162001-04-23 Phil Edwards <pme@sources.redhat.com>
24517
24518 * configure.in: Remove ENABLE_STD_NAMESPACE.
24519 * config.in: Regenerated.
24520 * configure: Regenerated.
24521
245222001-04-22 Stan Shebs <shebs@apple.com>
24523
24524 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
24525 into xm_defines.
24526 * config/rs6000/xm-darwin.h: Remove file.
24527
245282001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24529
24530 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
24531 (write_c_file_stat): Likewise.
24532
24533 * dbxout.c (dbxout_init): Likewise.
24534
24535 * profile.c (output_func_start_profiler): Likewise.
24536
245372001-04-22 Philipp Thomas <pthomas@suse.de>
24538
24539 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
24540 require it instead of the CVS version.
24541 * cpperror.c (v_message): Put a blank before the macro
24542 body to not confuse exgettext.
24543
245442001-04-21 Mark Mitchell <mark@codesourcery.com>
24545
24546 * flow.c (proagate_one_insn): Remove useless assignment.
24547 * jump.c (delete_insn): Tidy.
24548 * loop.c (try_copy_prop): When deleting an instruction with a
24549 REG_RETVAL note, delete the entire libcall sequence.
24550 (loop_delete_insns): New function.
24551 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
24552 we're not substituting into them yet.
24553
245542001-04-21 Kazu Hirata <kazu@hxi.com>
24555
24556 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
24557
24558 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
24559 Fix a comment typo.
24560 * config/i960/i960.c (signed_arith_operand): Likewise.
24561
24562 * calls.c (expand_call): Fix a comment typo.
24563
245642001-04-20 Zack Weinberg <zackw@stanford.edu>
24565
24566 * configure.in: Probe for times, clock, struct tms, and clock_t.
24567 * configure, config.in: Regenerate.
24568 * timevar.c: Replace ifdef forest in get_time with (relatively)
24569 straightforward series of checks based on autoconf's probes.
24570
24571Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
24572
24573 * config/pa/som.h (NM_FLAGS): Define.
24574
245752001-04-20 Bernd Schmidt <bernds@redhat.com>
24576
24577 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
24578 function.
24579 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
24580 * ia64.c (nop_cycles_until): New function.
24581 (prev_cycle, prev_first, last_issued): New static variables.
24582 (ia64_sched_reorder): Additional arg for clock.
24583 On final scheduling pass, emit extra NOPs as needed.
24584 Set prev_first and prev_cycle.
24585 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
24586 (ia64_variable_issue): Set last_issued.
24587
245882001-04-20 Alexandre Oliva <aoliva@redhat.com>
24589
24590 * config/i386/i386.c (ix86_expand_int_movcc,
24591 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
24592
245932001-04-20 Geoff Keating <geoffk@redhat.com>
24594
24595 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
24596 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
24597 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
24598 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
24599 ctrdi_internal6): In the short-branch case, this insn is only 4
24600 bytes long. Reported by Reza Yazdani <reza@apple.com>.
24601
246022001-04-20 Jakub Jelinek <jakub@redhat.com>
24603
24604 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
24605 "=u" is used together with "st" resp. "st(1)" clobber.
24606
246072001-04-20 Jakub Jelinek <jakub@redhat.com>
24608
24609 * gcse.c (gcse_main): Fix comment typo.
24610 (delete_null_pointer_check): Likewise.
24611 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
24612 * cse.c (cse_insn): Likewise.
24613 * function.c (fixup_var_refs_insns_with_hash): The sequence is
24614 toplevel.
24615
246162001-04-19 Zack Weinberg <zackw@stanford.edu>
24617
24618 * toplev.c: Excise all code for the undocumented -dm option.
24619 (float_signal): Call signal just once, unconditionally.
24620
246212001-04-19 Geoff Keating <geoffk@redhat.com>
24622
24623 * fold-const.c (fold): Use first_rtl_op rather than
24624 TREE_CODE_LENGTH when looping over parameters of a tree.
24625 Correct strange grouping in test for evaluated SAVE_EXPR.
24626
24627Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
24628
24629 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
24630 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
24631
24632 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
24633 name at 32 total characters.
24634 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
24635 functions in named sections -- data items can still go into unique
24636 sections, but they have normal names (ie $LIT$ and $DATA$).
24637
24638 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
24639 INIT_PRIORITY.
24640
246412001-04-19 DJ Delorie <dj@redhat.com>
24642
24643 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
24644 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
24645 * config/i386/cygwin.h: Likewise.
24646 * config/i386/mingw32.h: Likewise.
24647 * config/vax/vms.h: Likewise.
24648 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
24649
24650 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
24651 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
24652 * config/i386/xm-cygwin.h: Likewise.
24653 * config/i386/xm-djgpp.h: Likewise.
24654 * config/i386/xm-mingw32.h: Likewise.
24655 * config/vax/xm-vms.h: Likewise.
24656
24657 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
24658 instead of OBJECT_SUFFIX.
24659 * collect2.c (find_a_file): Look for files matching the extension
24660 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
24661 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
24662 TARGET_EXECUTABLE_SUFFIX.
24663 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
24664 (make_relative_prefix): Likewise.
24665 (convert_filename): Use TARGET_ suffixes throughout. Remove
24666 NO_AUTO_EXE_SUFFIX.
24667 (process_command): Likewise.
24668 (do_spec_1): Likewise.
24669 * java/lang.c (init_parse): Likewise.
24670
24671 * gcc.texi : Document four new options matching the pattern
24672 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
24673 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
24674 documentation for NO_AUTO_EXE_SUFFIX.
24675
246762001-04-19 Mark Mitchell <mark@codesourcery.com>
24677
24678 * toplev.h (struct lang_hooks): Allow decode_option to indicate
24679 that language-independent processing should not be done.
24680 * toplev.c (main): Adjust accordingly.
24681
24682 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
24683 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
24684
24685 * mips.md (reload_outputdi): Require that operand0 be a
24686 general_operand.
24687
246882001-04-19 Jakub Jelinek <jakub@redhat.com>
24689
24690 * invoke.texi (-Wshadow): Clarify.
24691
246922001-04-18 Mark Mitchell <mark@codesourcery.com>
24693
24694 * loop.c (load_mems): Examine all the instructions in the loop
24695 before concluding that all jumps branch to the first instruction
24696 after the loop.
24697
24698Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
24699
24700 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
24701
247022001-04-18 Jakub Jelinek <jakub@redhat.com>
24703
24704 * cpp.texi (-Wwhite-space): Remove.
24705 (-Wall): -Wall does not imply -Wwhite-space.
24706
247072001-04-17 Zack Weinberg <zackw@stanford.edu>
24708
24709 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
24710 use it instead of blindly generating a .stabs.
24711 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
24712 in the right place.
24713 * xcoffout.c: Don't bother defining default for N_CATCH.
24714 (UNKNOWN_STAB): Use internal_error.
24715 (stab_to_sclass): Remove now-unnecessary aborts.
24716 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
24717
24718Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
24719
24720 * jump.c (mark_all_labels): Canonicalize the tail recursion
24721 label attached to CALL_PLACEHOLDER insns.
24722
247232001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24724
24725 * output.h (dump_flow_info, free_basic_block_vars,
24726 which_alternative): Delete redundant prototypes.
24727
24728 * rtl.h (bss_section): Likewise.
24729
247302001-04-17 Loren J. Rittle <ljrittle@acm.org>
24731
24732 * dbxout.c (N_OPT): Define if not available from <stab.h>
24733
247342001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
24735
24736 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
24737 libraries and native K&R compilers.
24738
247392001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24740
24741 * c-typeck.c (convert_arguments): Don't check for width changes
24742 with -Wtraditional.
24743
24744 * invoke.texi (-Wtraditional): Update documentation.
24745
247462001-04-16 Zack Weinberg <zackw@stanford.edu>
24747
24748 * toplev.c (output_lang_identify): Delete.
24749 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
24750 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
24751 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
24752 after calling ASM_FILE_END.
24753
24754 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
24755 Instead, unconditionally emit an N_OPT stab with string equal
24756 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
24757
24758 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
24759
24760 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
24761 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
24762 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
24763 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
24764 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
24765 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
24766 config/i370/i370.h, config/i386/beos-elf.h,
24767 config/i386/osf1elf.h, config/i386/osfrose.h,
24768 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
24769 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
24770 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
24771 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
24772 config/mips/iris6.h, config/mips/osfrose.h,
24773 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
24774 config/sparc/sp64-elf.h:
24775 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
24776 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
24777
24778 * config/elfos.h, config/freebsd.h, config/linux.h,
24779 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
24780 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
24781 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
24782 of ASM_FILE_START which merely emit a .version directive. Delete
24783 definitions of ASM_FILE_END which merely emit an .ident directive.
24784
24785 * config/avr/avr.h, config/vax/vax.h: Delete definition of
24786 ASM_IDENTIFY_GCC and move part of its logic into
24787 ASM_FILE_START.
24788
24789 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
24790 config/sparc/linux-aout.h: Don't emit .version directive in
24791 ASM_FILE_START.
24792
24793 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
24794 (output_file_start): Correct comment.
24795
24796 * config/i386/osfrose.h: Don't emit trailing .ident directive.
24797 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
24798 to match gdb.
24799 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
24800 * config/rs6000/aix.h: Correct comment.
24801
24802 * config/i386/i386afe.h: Delete.
24803 * config.gcc: Remove references to i386afe.h.
24804
24805 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
24806 other macros deleted by this patch were undocumented.
24807
24808Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
24809
24810 * pa.md (reload_outdi): Operand 0 must be a non hard register.
24811
24812 * pa.c (secondary_reload_class): SAR<->FP copies require a
24813 secondary register.
24814
24815 * install.texi (mips-mips-bsd): Update list of functions
24816 required to include memmove.
24817 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
24818 used functions to include memmove.
24819
248202001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
24821
24822 * i386.md (sqrtdf2): SFmode should be DFmode.
24823
248242001-04-15 Alexandre Oliva <aoliva@redhat.com>
24825
24826 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
24827 (find_moveable_store): Likewise.
24828
248292001-04-15 Jim Wilson <wilson@redhat.com>
24830
24831 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
24832
24833Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
24834
24835 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
24836 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
24837
248382001-04-14 Alexandre Oliva <aoliva@redhat.com>
24839
24840 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
24841 first alternative.
24842
248432001-04-14 Alan Modra <amodra@one.net.au>
24844
24845 * pa.c (force_mode): New function.
24846 (emit_move_sequence): Use it instead of generating new rtx_REGs.
24847
248482001-04-13 Jim Wilson <wilson@redhat.com>
24849
24850 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
24851 (first_instruction): New static variable.
24852 (rtx_needs_barrier): Return 1 for alloc.
24853 (init_insn_group_barriers): Set first_instruction.
24854 (rws_sum): Delete duplicate definition.
24855 (group_barrier_needed_p): Return 0 when first_instruction true.
24856 (safe_group_barrier_needed_p): Save and restore first_instruction
24857 around group_barrier_needed_p call.
24858
24859Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
24860
24861 * expr.h (enum libfunc_index): Add LTI_memmove.
24862 (memmove_libfunc): Define macro.
24863 * optabs.c (init_optabs): Initialize memmove_libfunc.
24864 * expr.c (expand_assignment): Use memmove_libfunc instead of
24865 memcpy_libfunc.
24866
248672001-04-13 Alan Modra <alan@linuxcare.com.au>
24868
24869 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
24870 fp mode addresses.
24871
248722001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24873
24874 * Makefile.in (reg-stack.o): Depend on reload.h.
24875 (insn-attrtab.o): Depend on flags.h.
24876
24877 * genattrtab (main): Include flags.h in insn-attrtab.c.
24878
24879 * reg-stack.c: Include reload.h.
24880
24881 * sparc.h (flag_pic): Delete redundant declaration.
24882
24883 * output.h (flag_pic): Likewise.
24884
24885 * tree.h (pedantic): Likewise.
24886
248872001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24888
24889 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
24890
24891 * jump.c, regmove.c, toplev.c: Include reload.h.
24892
24893 * reload.h (reload_cse_regs): Declare.
24894
24895 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
24896 reload_cse_regs, init_reload, mark_home_live, reload,
24897 init_caller_save): Delete redundant prototypes.
24898
248992001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24900
24901 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
24902
24903 * regclass.c, ssa.c: Include expr.h.
24904
24905 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
24906 gen_move_insn): Delete redundant declarations.
24907
249082001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
24909
24910 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
24911 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
24912 MAKEINFO and MAKEINFOFLAGS too.
24913 (stage4_build): Correctly order -B flags.
24914
249152001-04-13 Alan Modra <amodra@one.net.au>
24916
24917 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
24918 PIC_OFFSET_TABLE_SAVE_RTX.
24919 (zdepi_cint_p): Describe zdepi insn.
24920 Formatting and white space fixes throughout file.
24921
24922 * pa.c (uint32_operand): Don't use long constant >= 2^32.
24923 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
24924 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
24925 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
24926 (output_64bit_and): Use plain `int's for shift counts.
24927 (output_64bit_ior): Likewise.
24928 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
24929 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
24930 `N', and simplify.
24931
24932 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
24933 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
24934 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
24935 NEW_HP_ASSEMBLER into one. Kill warnings.
24936
24937 * pa-gas.h: Delete file.
24938 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
24939 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
24940 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
24941 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
24942
24943 * config/pa/mill32.S: New file.
24944 * config/pa/mill64.S: New file.
24945 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
24946 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
24947 * config/pa/t-linux64: New file.
24948 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
24949 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
24950 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
24951
24952 * elfos.h (SELECT_SECTION): Undef before defining.
24953 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
24954 (LIB_SPEC): Remove -lmilli.
24955 (DBX_REGISTER_NUMBER): Remove.
24956 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
24957 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
24958 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
24959 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
24960 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
24961 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
24962 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
24963 TARGET_GAS): Define.
24964 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
24965 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
24966 regs if we don't have a prototype.
24967 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
24968 * pa.h (TARGET_ELF32): Default to 0 if undefined.
24969 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
24970 EH_RETURN_HANDLER_RTX): Define.
24971 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
24972 (DWARF_FRAME_REGNUM): Define.
24973 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
24974 * pa32-linux.h: New file.
24975 * pa64-linux.h: New file.
24976
24977 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
24978 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
24979 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
24980 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
24981 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
24982 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
24983 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
24984 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
24985 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
24986 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
24987 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
24988 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
24989 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
24990 * pa64-hpux.h: New file.
24991 (ASM_FILE_START): Correct typo.
24992 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
24993 * config.gcc: Modify for above.
24994
24995Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
24996
24997 * jump.c (jump_optimize_1): Don't delete dead stores here.
24998 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
24999 prior to running jump optimize before cse2.
25000
250012001-04-12 Richard Henderson <rth@redhat.com>
25002
25003 * Makefile.in (regmove.o): Depend on except.h.
25004 * regmove.c: Include it.
25005
250062001-04-12 Stan Shebs <shebs@apple.com>
25007
25008 * objc/objc-act.c: Remove all code ifdefed with the never-used
25009 macro OBJC_INT_SELECTORS.
25010 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
25011 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
25012
25013Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
25014
25015 * config/pa/quadlib.c: Add prototypes.
25016
250172001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25018
25019 * bitmap.h (debug_bitmap): Delete redundant prototype.
25020
25021 * rtl.h (get_frame_size): Likewise.
25022
250232001-04-12 Jim Wilson <wilson@redhat.com>
25024
25025 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
25026 to just emit an fnorm.
25027
250282001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25029
25030 * c-common.h (truthvalue_conversion, type_for_mode,
25031 type_for_size): Delete redundant declarations.
25032
25033 * c-lex.h (is_class_name): Likewise.
25034
25035 * c-tree.h (pedantic, convert, getdecls, gettags,
25036 global_bindings_p, init_decl_processing, insert_block,
25037 maybe_build_cleanup, poplevel, print_lang_decl,
25038 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
25039 set_block, incomplete_type_error, build_function_call,
25040 lvalue_or_else, mark_addressable): Likewise.
25041
25042 * expr.h (expand_tree_builtin): Likewise.
25043
250442001-04-12 Mark Mitchell <mark@codesourcery.com>
25045
25046 * invoke.texi: Document --param max-gcse-memory.
25047
250482001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25049
25050 * configure.in (errno): Check for declaration.
25051 * configure, config.in: Regenerated.
25052
25053 * system.h (errno): Only declare if not already done.
25054
250552001-04-12 Alexandre Oliva <aoliva@redhat.com>
25056
25057 * recog.c (general_operand, immediate_operand,
25058 nonmemory_operand): Require CONST_INTs to be sign-extended
25059 values for their modes.
25060
250612001-04-12 Alexandre Oliva <aoliva@redhat.com>
25062
25063 * expmed.c (store_bit_field): Truncate CONST_INTs.
25064 (expand_mult_highpart, expand_divmod): Likewise.
25065 * expr.c (convert_modes, store_field): Likewise.
25066 * integrate.c (expand_inline_function): Use promote_mode() to
25067 determine whether to convert_modes() an argument as signed
25068 or unsigned.
25069 * optabs.c (expand_binop): Get CONST_INT operands
25070 sign-extended for their appropriate modes.
25071 * stmt.c (emit_case_nodes): Convert node values to the
25072 appropriate mode.
25073 (expand_end_case): Convert minval and range to the appropriate
25074 mode.
25075 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
25076 the iteration variable.
25077 * varasm.c (immed_double_const): Don't require words to be
25078 narrower than host wide ints to properly sign-extend
25079 CONST_INTs.
25080
250812001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
25082
25083 * sh.md (builtin_setjmp_receiver): New expander.
25084
250852001-04-12 David Edelsohn <dje@watson.ibm.com>
25086
25087 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
25088 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
25089 for generating CONST_INT and CONST_DOUBLE.
25090
250912001-04-12 Alexandre Oliva <aoliva@redhat.com>
25092
25093 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
25094 already sign-extended.
25095 (rs6000_emit_prologue): Make register iterator signed.
25096 (rs6000_emit_epilogue): Likewise.
25097 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
25098 and low.
25099 (movsf split, movdf split): Sign-extend CONST_INTs.
25100 (movdi splits): Likewise.
25101
251022001-04-12 Kelley Cook <kelley.cook@home.com>
25103
25104 * config-lang.in (lang_dirs): Add in zlib.
25105
251062001-04-11 Alexandre Oliva <aoliva@redhat.com>
25107
25108 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
25109 operands that make it to RTL.
25110
251112001-04-11 Stan Shebs <shebs@apple.com>
25112
25113 Add Darwin (Mac OS X kernel) native support.
25114 * config.gcc (powerpc-*-darwin*): Add native bits.
25115 * config/darwin.c: New file, generic Darwin support functions.
25116 * config/darwin.h: New file, generic Darwin definitions.
25117 * config/darwin-protos.h: New file, generic Darwin prototypes.
25118 * rs6000/darwin.h: New file, Darwin for PowerPC.
25119 * rs6000/t-darwin: New file, Darwin makefile fragment.
25120 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
25121 (TARGET_MACHO): Ditto.
25122 (rs6000_abi): Add ABI_DARWIN.
25123 (RS6000_REG_SAVE): Add ABI_DARWIN case.
25124 (RS6000_SAVE_AREA): Ditto.
25125 (FP_ARG_MAX_REG): Ditto.
25126 (RETURN_ADDRESS_OFFSET): Ditto.
25127 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
25128 cases.
25129 (rs6000_emit_move): Add ABI_DARWIN cases.
25130 (print_operand): Ditto.
25131 (first_reg_to_save): Ditto.
25132 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
25133 (debug_stack_info): Ditto.
25134 (rs6000_emit_prologue): Ditto.
25135 (rs6000_emit_epilogue): Ditto.
25136 (output_profiler_hook): Ditto.
25137 (output_function_profiler): Ditto.
25138 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
25139 (output_mi_thunk): Add TARGET_MACHO case.
25140 (add_compiler_stub): Ditto.
25141 (output_compiler_stub): Ditto.
25142 (no_previous_def): Ditto.
25143 (output_call): Ditto.
25144 (machopic_output_stub): Ditto.
25145 (rs6000_machopic_legitimize_pic_address): Ditto.
25146 (toc_section): Ditto.
25147 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
25148 (macho_high): Ditto.
25149 (macho_low): Ditto.
25150 (movsi_low): Ditto.
25151 (load_macho_picbase): Ditto.
25152 (call): Add TARGET_MACHO case to modify function.
25153 (call_value): Ditto.
25154 (call_nonlocal_sysv): Add ABI_DARWIN case.
25155 (call_value_nonlocal_sysv): Ditto.
25156 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
25157 Add prototype.
25158 (machopic_output_stub): Ditto.
25159 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
25160
251612001-04-11 Mark Mitchell <mark@codesourcery.com>
25162
25163 * dwarf2out.c (modified_type_die): Don't create new types here.
25164 * tree.h (get_qualified_type): New function.
25165 (build_qualified_type): Adjust comment.
25166 * tree.c (get_qualified_type): New function.
25167 (build_qualified_type): Use it.
25168
251692001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25170
25171 * cpp.texi (-Wtraditional): Update description.
25172
25173 * invoke.texi (-Wtraditional): Likewise.
25174
251752001-04-11 Jim Wilson <wilson@redhat.com>
25176
25177 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
25178 requires more than 64 bits of alignment.
25179
251802001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
25181
25182 * cpplib.c (do_line): Sanity check iff enable checking.
25183
251842001-04-11 Richard Henderson <rth@redhat.com>
25185
25186 * Makefile.in (insn-recog.o): Depend on toplev.h.
25187 (insn-emit.o, doloop.o): Likewise.
25188 * genrecog.c, genemit.c: Include toplev.h in generated file.
25189 * doloop.c: Include toplev.h.
25190
251912001-04-11 Mark Mitchell <mark@codesourcery.com>
25192
25193 * Makefile.in (gcse.o): Depend on params.h.
25194 * gcse.c: Include params.h.
25195 (gcse_main): Don't do GCSE if doing so will take inordinate
25196 amounts of memory.
25197 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
25198 * params.h (MAX_GCSE_MEMORY): New macro.
25199
252002001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25201
25202 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
25203
25204 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
25205
252062001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25207
25208 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
25209
25210 * real.h (ereal_atof, real_value_truncate, target_isnan,
25211 target_isinf, target_negative, assemble_real, debug_real): Delete
25212 redundant prototypes.
25213
25214 * Makefile.in (ifcvt.o): Depend on toplev.h.
25215
25216 * c-semantics.c: Include expr.h.
25217
25218 * ifcvt.c: Include toplev.h.
25219
25220 * expr.h (rtx_equal_p): Delete prototype.
25221
25222 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
25223 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
25224 eliminate_constant_term, expand_complex_abs, find_single_use,
25225 make_tree, init_expr_once, init_optabs, supports_one_only):
25226 Likewise.
25227
25228 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
25229 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
25230 expand_assignment, store_expr, emit_line_note_after,
25231 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
25232
25233 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
25234
25235 * sparc-protos.h: Delete redundant prototypes.
25236
252372001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
25238
25239 * reload.c (push_reload): Add condition missed in SUBREG byte
25240 offset patch.
25241
25242Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25243
25244 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
25245
25246Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
25247
25248 * i386.md (floatsisf_sse): Fix output template
25249 * i386.c (ix86_expand_fp_movcc)
25250
25251 * reg-stack.c (emit_pop_insn): Handle complex modes.
25252 (move_for_stack_reg): Emit proper move mode.
25253 (subst_stack_regs_pat): Handle complex modes.
25254
252552001-04-11 Jakub Jelinek <jakub@redhat.com>
25256
25257 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
25258
252592001-04-10 Richard Henderson <rth@redhat.com>
25260
25261 * libgcc2.h (__terminate_func_ptr): Remove typedef.
25262 (__pure_virtual, __terminate, __terminate_set_func,
25263 __default_terminate, __throw_type_match, __empty,
25264 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
25265 __eh_rtime_match, __unwinding_cleanup, __rethrow,
25266 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
25267 Remove prototypes of deleted functions.
25268
252692001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25270
25271 * c-typeck.c (convert_arguments): -Wtraditional now activates
25272 -Wconversion warnings, except for changes in signed-ness.
25273 Detect complex<->int & int<->complex conversions as well.
25274
25275 * invoke.texi (-Wtraditional): Document it.
25276
25277Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25278
25279 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
25280 * flow.c (set_block_for_new_insns): Remove needless cast and
25281 properly check for unset block number.
25282
252832001-04-10 Andrew MacLeod <amacleod@redhat.com>
25284
25285 * function.c (purge_single_hard_subreg_set): Only check REGNO if
25286 the subreg was a hard register. Pseudos are left as subregs.
25287
252882001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
25289
25290 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
25291 (LIB2ADD_ST): New macro, pass it to mklibgcc.
25292 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
25293 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
25294 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
25295
252962001-04-09 Bo Thorsen <bo@suse.co.uk>
25297
25298 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
25299
253002001-04-09 Andrew MacLeod <amacleod@redhat.com>
25301
25302 * output.h (set_block_num): Missed it earlier, remove deprecated
25303 prototype.
25304
253052001-04-09 Andrew MacLeod <amacleod@redhat.com>
25306
25307 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
25308 (load_killed_in_block_p): Change bb parameter from int to basic_block.
25309 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
25310 (handle_rd_kill_set): Change bb parameter from int to basic_block.
25311 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
25312 (expr_killed_p): Change bb parameter from int to basic_block, pass
25313 basic_blocks instead of ints as parameters.
25314 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
25315 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
25316 from int to basic_block, pass basic_blocks instead of ints as parms.
25317 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
25318 parameter from int to basic_block, pass basic_blocks instead of ints.
25319 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
25320 (insert_insn_end_bb): Change bb parameter from int to basic_block,
25321 pass basic_blocks instead of ints.
25322 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
25323 basic_blocks instead of ints as parameters.
25324 (pre_delete): Pass basic_blocks instead of ints as parameters.
25325 (hoist_expr_reaches_here_p): Change bb parameter from int to
25326 basic_block, pass basic_blocks instead of ints.
25327 (hoist_code): Pass basic_blocks instead of ints as parameters.
25328 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
25329 Change bb parameter from int to basic_block.
25330 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
25331 (insert_insn_start_bb): Change bb parameter from int to basic_block,
25332 pass basic_blocks instead of ints.
25333 (insert_store): Pass basic_blocks instead of ints as parameters.
25334 (replace_store_insn, delete_store): Change bb parameter from int to
25335 basic_block, pass basic_blocks instead of ints.
25336 (store_motion): Pass basic_blocks instead of ints as parameters.
25337
253382001-04-09 Andrew MacLeod <amacleod@redhat.com>
25339
25340 * basic-block.h (set_new_block_for_insns): New Prototype.
25341 (set_block_num): Delete prototype.
25342 * flow.c (set_block_num): Remove obsolete function.
25343 (set_block_for_new_insns): Set BB for single or multiple insns.
25344 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
25345 (process_insn_end_bb): Use set_block_for_new_insns or
25346 set_block_for_insn instead of set_block_num.
25347 (pre_insert_copy_insn): Use set_block_for_new_insns.
25348 (update_ld_motion_stores): Use set_block_for_new_insns.
25349 (insert_insn_start_bb): Use set_block_for_new_insns.
25350 (replace_store_insn): Use set_block_for_new_insns.
25351
253522001-04-09 Andrew MacLeod <amacleod@redhat.com>
25353 Jeff Law <law@redhat.com>
25354
25355 * alias.c (get_addr): Externalize.
25356 (canon_true_dependence): New function. Behaves like true_dependance
25357 except it already assumes a MEM has been canonicalized.
25358 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
25359 * gcse.c (struct ls_expr): Add load/store expressions structure.
25360 (modify_mem_list, canon_modify_mem_list): New variable.
25361 (gcse_main): Initialize & finalize alias analysis. Use enhanced
25362 load motion and store motion if requested.
25363 (alloc_gcse_mem): Allocate space for modify_mem_list array.
25364 (free_gcse_mem): Free the modify_mem_list array.
25365 (oprs_unchanged_p): Use load_killed_in_block_p.
25366 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
25367 (mems_conflict_for_gcse_p): New function. Don't kill loads
25368 with stores to themselves if its in the load/store expression list.
25369 (load_killed_in_block_p): New function.
25370 (canon_list_insert): New Function.
25371 (record_last_mem_set_info): Keep a list of all instructions which
25372 can modify memory for each basic block.
25373 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
25374 (oprs_not_set_p): Use load_killed_in_block_p.
25375 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
25376 (expr_killed_p): Use load_killed_in_block_p.
25377 (compute_transp): Do not pessimize memory references.
25378 (pre_edge_insert): Update stores for a load motion expression.
25379 (one_pre_gcse_pass): Check loads/stores for extra load motion.
25380 (ldst_entry): Find or create a ldst_expr structure.
25381 (free_ldst_entry): Free memory for an individual item.
25382 (free_ldst_mems): Free entire load/store expression list.
25383 (print_ldst_list): Print debug info.
25384 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
25385 (enumerate_ldsts): Assign integer values to each entry in list.
25386 (first_ls_expr): First expression in the list.
25387 (next_ls_expr): Next expression in the list.
25388 (simple_mem): Check if expression qualifies for ld/st expression list.
25389 (invalidate_any_buried_refs): Remove from expression list if its
25390 used in some other way we don't understand.
25391 (compute_ld_motion_mems): Find all potential enhanced load motion
25392 expression.
25393 (trim_ld_motion_mems): Remove any expressions which are invalid.
25394 (update_ld_motion_stores): Copy store values to registers for loads
25395 which have been moved.
25396 (regvec, st_antloc, num_store): New global statics.
25397 (reg_set_info): Marks registers as set.
25398 (store_ops_ok): Verfies registers expressions are valid in a block.
25399 (find_moveable_store): Look for moveable stores in a pattern.
25400 (compute_store_table): Find stores in a function worth moving, maybe.
25401 (load_kills_store): Check dependence of a load and store.
25402 (find_loads): Find any loads in a pattern.
25403 (store_killed_in_insn): Check if a store is killed in an insn.
25404 (store_killed_after): Check is store killed after an insn in a block.
25405 (store_killed_before): Check is store killed before an insn in a block.
25406 (build_store_vectors): Generate the antic and avail vectors.
25407 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
25408 (insert_store): Add a store to an edge.
25409 (replace_store_insn): Replace a store with a SET insn.
25410 (delete_store): Delete a store insn.
25411 (free_store_memory): Free memory.
25412 (store_motion): Perform store motion.
25413 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
25414 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
25415 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
25416 (f_options): Add gcse-lm and gcse-sm.
25417
25418Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
25419
25420 * i386.c (expand_fp_movcc): Fix condition reversal code.
25421
25422 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
25423 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
25424 (CLASS_MAX_NREGS): Use it.
25425
25426 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
25427 handle properly complex values.
25428 (CLASS_MAX_NREGS): Likewise; update comment.
25429
254302001-04-05 Bernd Schmidt <bernds@redhat.com>
25431
25432 * ia64.c (ia64_flag_schedule_insns2): New variable.
25433 (ia64_override_options): Initialize it. Clear
25434 flag_schedule_insns_after_reload.
25435 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
25436
25437Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
25438
25439 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
25440 Do not require source to match destination anymore;
25441 Add abort to the nontrivial cases that should be handled by split.
25442 (fix_trunc?fdi): Add SSE case for x86_64.
25443 (floatdi?f): Likewise.
25444 (floatdi?f_sse): New.
25445 (fix_trunc?fdi_sse): New.
25446
254472001-04-09 Richard Sandiford <rsandifo@redhat.com>
25448
25449 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
25450 (DEBUG_ARANGES_END_LABEL): Ditto.
25451 (dwarfout_init): Generate length and version fields at the start
25452 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
25453 after the length field.
25454 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
25455 the .debug_aranges info.
25456
25457Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
25458
25459 * i386.c (call, call_value): Make sure that resulting call_insn
25460 does have proper second operand.
25461
25462Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
25463
25464 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
25465 function. Remove include of sys/cygwin.h.
25466
25467Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
25468
25469 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
25470 (CPP_SPEC): Always search */include/w32api for header files.
25471 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
25472 (LINK_SPEC): Add "cyg" to the library search prefixes.
25473
254742001-04-08 Philip Blundell <philb@gnu.org>
25475
25476 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
25477
254782001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
25479
25480 * cpperror.c (print_location): Don't special case <stdin>.
25481 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
25482 WARNING, but we don't check if we're in system headers.
25483 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
25484 * cpplib.c (do_warning): Warn in system headers.
25485
254862001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
25487
25488 * mbchar.c: Include config.h first.
25489
254902001-04-07 Zack Weinberg <zackw@stanford.edu>
25491
25492 * config.gcc: Set default for xmake_file at top, not bottom.
25493 Change places that set xmake_file to "none" to set to the
25494 empty string instead, or remove them entirely if there is no
25495 default xmake_file for this cpu_type. Remove references to
25496 deleted files.
25497
25498 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
25499 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
25500 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
25501 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
25502 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
25503 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
25504 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
25505 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
25506 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
25507 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
25508 Delete.
25509
25510 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
25511 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
25512 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
25513 config/mips/x-sysv, config/rs6000/x-aix31:
25514 Just set CLIB to -lld or -lmld, as appropriate.
25515
25516 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
25517 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
25518 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
25519 config/mips/x-iris, config/pa/x-pa:
25520 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
25521 OTHER_FIXINCLUDES_DIRS.
25522
25523 * config/i386/x-djgpp: Don't set LN or LN_S.
25524 * config/m88k/x-dolph: Don't define __m88k__.
25525 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
25526 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
25527 * config/i860/fx2800.h: No need to #undef SVR4.
25528
25529 38 x-host fragments remain, 2 x-cpu.
25530
255312001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
25532
25533 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
25534
255352001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
25536
25537 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
25538
255392001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
25540
25541 * configure.in: Add check for lstat.
25542 * configure, config.in: Regenerate.
25543 * cppinit.c (append_include_chain): Make empty path ".".
25544 * cpplib.c (do_line): Don't simplify #line paths.
25545 * cppfiles.c (remove_component_p): New function.
25546 (find_or_create_entry): Acknowledge stat () errors during
25547 path simplification.
25548 (handle_missing_header): Don't simplify paths.
25549 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
25550 the empty path untouched. Don't leave a trailing '/'.
25551
255522001-04-06 Benjamin Kosnik <bkoz@redhat.com>
25553
25554 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
25555 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
25556
255572001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
25558
25559 * cppfiles.c (open_file): Fail directories silently, but
25560 with an errno of NOENT set.
25561 (read_include_file): Move the common exit code to the sole
25562 caller. Return an int indicating success or failure. Let
25563 open_file handle directories.
25564 (stack_include_file): If read_include_file fails,
25565 push a "null" buffer.
25566
255672001-04-05 DJ Delorie <dj@redhat.com>
25568
25569 * function.h (virtuals_instantiated): Declare.
25570 * function.c: (virtuals_instantiated): Make global.
25571 * calls.c (emit_library_call_value_1): Use
25572 virtual_outgoing_args_rtx only if it hasn't been instantiated.
25573 Otherwise, use the stack pointer directly.
25574
25575Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
25576
25577 * i386.c (x86_initialize_trampoline): New global function.
25578 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
25579 (INITIALIZE_TRAMPOLINE): Move offline.
25580 * i386-protos.h (x86_initialize_trampoline): Declare.
25581
25582Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
25583
25584 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
25585 (lea_0): Rename to lea_1.
25586 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
25587 (lea_general_?): Allow SImodes on TARGET_64BIT
25588 (lea_general_?_zext): New patterns.
25589 (call_1, call_1_rex64): Fix.
25590
25591Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
25592
25593 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
25594
25595Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
25596
25597 * i386.c (function_arg): Return constm1_rtx for last argument.
25598 (ix86_expand_prologue): Update gen_call calls.
25599 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
25600 * i386.md (call_pop): Likewise.
25601 (call): Second operand is VOIDmode.
25602 (call_0): Likewise; Support 64bits.
25603 (call_exp): New expander.
25604 (call_1): Get to the sync.
25605 (call_1_exp): New pattern.
25606 (call_value): Support 64bit.
25607 (call_value_exp): New pattern.
25608 (untyped_call): Update gen_call call.
25609 (call_value_pop): Disable for 64bit.
25610 (call_value_0_rex64): New pattern.
25611 (call_value_1_rex64): Likewise.
25612
256132001-04-05 Bo Thorsen <bo@suse.de>
25614
25615 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
25616
25617Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
25618
25619 * i386.md (*andsi_1+3): If used after reload, make sure the operand
25620 satisfies ANY_QI_REG_P.
25621
256222001-04-05 Bernd Schmidt <bernds@redhat.com>
25623
25624 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
25625 ASM_OPERAND.
25626
25627 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
25628 change.
25629
256302001-04-04 Zack Weinberg <zackw@stanford.edu>
25631
25632 * config.gcc: Remove default for xm_file. Clean up local
25633 machine type handling. Remove settings of xm_file to
25634 something that doesn't exist. In the big switch, set xm_file,
25635 don't append to it (the value before the big switch is always
25636 null). Don't force build_xm_file or host_xm_file to have a value.
25637 * configure.in: Remove default for xm_file. Do not special
25638 case $cpu/xm-$cpu.h not existing.
25639 * configure: Regenerate.
25640
256412001-04-04 Diego Novillo <dnovillo@redhat.com>
25642
25643 * simplify-rtx.c (simplify_binary_operation): Check for overflow
25644 when folding integer division and modulo operations.
25645
256462001-04-04 Andrew MacLeod <amacleod@redhat.com>
25647
25648 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
25649 instead of DWARF2_ADDR_SIZE for EH addresses.
25650 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
25651 EH addresses.
25652
256532001-04-04 Richard Henderson <rth@redhat.com>
25654
25655 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
25656 * config/ia64/t-glibc (LIB2ADDEH): Disable.
25657 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
25658
256592001-04-04 Richard Henderson <rth@redhat.com>
25660
25661 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
25662 * configure: Rebuilt.
25663
256642001-04-04 Jakub Jelinek <jakub@redhat.com>
25665
25666 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
25667 push insns to delete to it instead of deleting them.
25668 (delete_null_pointer_checks): Delete insns from delete_list after
25669 all delete_null_pointer_checks_1 passes are done.
25670
256712001-04-04 Richard Henderson <rth@redhat.com>
25672
25673 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
25674 * configure: Rebuilt.
25675
256762001-04-04 Zack Weinberg <zackw@stanford.edu>
25677
25678 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
25679 * config/romp/xm-romp.h: Delete.
25680
256812001-04-04 Bernd Schmidt <bernds@redhat.com>
25682
25683 * sched-deps.c (sched_analyze_insn): Partially revert March 27
25684 change.
25685
256862001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
25687
25688 * emit-rtl.c (mark_label_nuses) Increment the label uses for
25689 all labels present in rtx.
25690 (try_split) Call new function for all split insns.
25691
256922001-04-04 Jakub Jelinek <jakub@redhat.com>
25693
25694 * recog.c (validate_replace_rtx_1): Instead of aborting just make
25695 sure the change won't be validated.
25696
25697Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
25698
25699 * rtl.h (set_noop_p): Declare.
25700 * flow.c (set_noop_p): Move from here ...
25701 * rtlanal.c (set_noop_p): ... to here and enhance.
25702 * cse.c (delete_trivially_dead_insns): Use it.
25703 * gcse.c (hash_scan_set): Likewise.
25704 * jump.c (delete_noop_moves): Likewise.
25705 * recog.c (split_all_insns): Likewise.
25706
257072001-04-04 Alan Modra <alan@linuxcare.com.au>
25708
25709 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
25710 stack pointer via a LO_SUM. Ditto for setting a temp register
25711 used to save to the stack. Set cfa_temp when setting fp, and
25712 allow matches to cfa_temp in addition to cfa_store when saving
25713 regs. Handle POST_INC and LO_SUM register stores. Document the
25714 changes and errors in rule 12 doco.
25715
25716 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
25717 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
25718 (load_reg): Move closer to epilogue code.
25719 (DO_FRAME_NOTES): Define to control the following..
25720 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
25721 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
25722 notes as necessary.
25723 (hppa_expand_epilogue): Likewise.
25724
257252001-04-03 Richard Henderson <rth@redhat.com>
25726
25727 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
25728 * configure: Rebuild.
25729
257302001-04-03 Richard Henderson <rth@redhat.com>
25731
25732 * rtl.h (LCT_THROW): New.
25733 * calls.c (emit_library_call_value_1): Handle it.
25734 * except.c (connect_post_landing_pads): Use it.
25735
257362001-04-03 Zack Weinberg <zackw@stanford.edu>
25737
25738 * gansidecl.h: Delete file.
25739 * configure.in: Change all refs to gansidecl.h to use
25740 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
25741 lives.
25742 * configure: Regenerate.
25743
25744 * Makefile.in (intl.o): Don't depend on gansidecl.h.
25745 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
25746 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
25747 Don't include gansidecl.h.
25748 * intl.c, main.c, version.c, fixinc/fixlib.h,
25749 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
25750 gansidecl.h.
25751
25752Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
25753
25754 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
25755 Update for 64bit.
25756
257572001-04-03 Zack Weinberg <zackw@stanford.edu>
25758
25759 * config/i386/xm-beos.h, config/i386/xm-isc.h,
25760 config/i386/xm-next.h, config/i386/xm-sco.h,
25761 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
25762 config/m88k/xm-m88k.h: Delete.
25763
25764 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
25765 * config/romp/xm-romp.h: Don't define bcopy.
25766 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
25767 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
25768
25769 * config.gcc: Remove references to deleted files.
25770
25771 14 xm-host.h remain, 1 xm-cpu.h.
25772
257732001-04-03 Jakub Jelinek <jakub@redhat.com>
25774 David S. Miller <davem@pierdol.cobaltmicro.com>
25775 Andrew MacLeod <amacleod@redhat.com>
25776
25777 Use byte offsets in SUBREGs instead of words.
25778
25779 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
25780 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
25781 to pass new argument.
25782 (add_stored_regs): Use subreg_regno_offset function.
25783 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
25784 into account.
25785 (precompute_arguments): Use gen_lowpart_SUBREG.
25786 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
25787 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
25788 (simplify_set): Rework to use SUBREG_BYTE.
25789 (expand_field_assignment): Use SUBREG_BYTE.
25790 (make_extraction): Use SUBREG_BYTE.
25791 (if_then_else_cond): Use SUBREG_BYTE.
25792 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
25793 (gen_lowpart_for_combine): Compute full byte offset.
25794 * cse.c (mention_regs): Use SUBREG_BYTE.
25795 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
25796 (canon_hash): Use SUBREG_BYTE.
25797 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
25798 (gen_lowpart_if_possible): Formatting.
25799 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
25800 correctly.
25801 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
25802 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
25803 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
25804 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
25805 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
25806 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
25807 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
25808 certain invariants about SUBREGs the compiler creates.
25809 (gen_lowpart_SUBREG): New function.
25810 (subreg_hard_regno): New function to get the final register number.
25811 (gen_lowpart_common): Use SUBREG_BYTE.
25812 (gen_imagpart): Spacing nits.
25813 (subreg_realpart_p): Use SUBREG_BYTE.
25814 (gen_highpart): Use SUBREG_BYTE.
25815 (subreg_lowpart_p): Always compute endian corrected goal offset,
25816 even at the byte level, then compare against that.
25817 (constant_subword): New function, pulled out all constant cases
25818 from operand_subword and changed second argument name to offset.
25819 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
25820 and call constant_subword to do the work. Return const0_rtx if
25821 looking for a word outside of OP.
25822 (operand_subword_force): Change second arg name to offset.
25823 * expmed.c (store_bit_field): Use SUBREG_BYTE.
25824 (store_split_bit_field): Use SUBREG_BYTE.
25825 (extract_bit_field): Use SUBREG_BYTE.
25826 (extract_split_bit_field): Use SUBREG_BYTE.
25827 (expand_shift): Use SUBREG_BYTE.
25828 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
25829 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
25830 * flow.c (set_noop_p): Use SUBREG_BYTE.
25831 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
25832 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
25833 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
25834 correction code.
25835 (optimize_bit_field): Use SUBREG_BYTE.
25836 (purge_addressof_1): Use SUBREG_BYTE.
25837 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
25838 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
25839 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
25840 * gengenrtl.c (special_rtx): Add SUBREG.
25841 * global.c (mark_reg_store): Use SUBREG_BYTE.
25842 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
25843 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
25844 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
25845 final byte offset is congruent to subreg's mode size.
25846 (subst_constants): Use SUBREG_BYTE.
25847 (mark_stores): Use subreg_regno_offset function.
25848 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
25849 function and SUBREG_BYTE.
25850 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
25851 (reg_is_born): Use subreg_hard_regno.
25852 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
25853 endian correction code. Don't combine subregs unless resulting
25854 offset aligns with type. Fix subreg constant extraction for DImode.
25855 Simplify SUBREG of VOIDmode CONST_DOUBLE.
25856 (general_operand): Remove dead mode_altering_drug code.
25857 (indirect_operand): Use SUBREG_BYTE.
25858 (constrain_operands): Use subreg_regno_offset function.
25859 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
25860 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
25861 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
25862 * regs.h (REG_SIZE): Allow target to override.
25863 (REGMODE_NATURAL_SIZE): New macro which target can override.
25864 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
25865 on the entire subreg rtx.
25866 (push_reload): Use SUBREG_BYTE in comments and code.
25867 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
25868 for hard registers inside subregs.
25869 (operands_match_p): Use subreg_regno_offset.
25870 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
25871 containing hard regs.
25872 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
25873 corrections when fixing up MEM subregs.
25874 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
25875 subreg_regno_offset where appropriate.
25876 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
25877 byte endian corrections when fixing up MEM subregs.
25878 (subst_reloads): When combining two subregs, make sure final
25879 offset is congruent to subreg's mode size.
25880 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
25881 (refers_to_regno_for_reload_p): Use subreg_regno.
25882 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
25883 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
25884 correction code for memory subreg fixups.
25885 (forget_old_reload_1): Use subreg_regno_offset.
25886 (choose_reload_regs): Use subreg_regno.
25887 (emit_input_reload_insns): Use SUBREG_BYTE.
25888 (reload_combine_note_store): Use subreg_regno_offset.
25889 (move2add_note_store): Use subreg_regno_offset.
25890 * resource.c (update_live_status, mark_referenced_resources): Use
25891 subreg_regno function.
25892 (mark_set_resources): Use subreg_regno function.
25893 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
25894 (subreg_regno_offset, subreg_regno): Define prototypes.
25895 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
25896 (gen_lowpart_SUBREG): Add prototype.
25897 * rtl.texi (subreg): Update to reflect new byte offset representation.
25898 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
25899 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
25900 (reg_overlap_mentioned_p): Use subreg_regno.
25901 (replace_regs); Make sure final offset of combined subreg is
25902 congruent to size of subreg's mode.
25903 (subreg_regno_offset): New function.
25904 (subreg_regno): New function.
25905 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
25906 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
25907 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
25908 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
25909 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
25910 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
25911 (a29k_get_reloaded_address): Use SUBREG_BYTE.
25912 (print_operand): Use SUBREG_BYTE.
25913 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
25914 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
25915 (arm_reload_out_hi): Use SUBREG_BYTE.
25916 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
25917 instead of SUBREG_WORD.
25918 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
25919 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
25920 SUBREG creation to use byte offset.
25921 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
25922 inverted load insns): Fix explicit rtl subregs to use byte
25923 offsets.
25924 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
25925 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
25926 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
25927 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
25928 to use byte offsets.
25929 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
25930 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
25931 offsets, also make sure it is congruent to SUBREG's mode size.
25932 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
25933 unnamed ldob insn): Generate SUBREGs with byte offset.
25934 (zero_extendqihi2): SUBREG's are byte offsets.
25935 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
25936 (m68hc11_gen_highpart): Use SUBREG_BYTE.
25937 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
25938 zero-extendqisi2): Generate SUBREGs with byte offset.
25939 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
25940 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
25941 subregs in rtl to use byte offsets.
25942 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
25943 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
25944 (mips_move_2words): Use subreg_regno_offset.
25945 (mips_secondary_reload_class): Use subreg_regno_offset.
25946 * config/mips/mips.md (DImode plus, minus, move, and logical op
25947 splits): Fixup explicit subregs in rtl to use byte offsets.
25948 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
25949 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
25950 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
25951 rtl to use byte offsets.
25952 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
25953 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
25954 subregs to use byte offsets.
25955 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
25956 Fixup explicit subregs in rtl to use byte offsets.
25957 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
25958 and remove byte endian correction code.
25959 * config/sh/sh.c (output_movedouble): Use subreg_regno.
25960 (gen_ashift_hi): Use SUBREG_BYTE.
25961 (regs_used): Use subreg_regno_offset.
25962 (machine_dependent_reorg): Use subreg_regno_offset.
25963 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
25964 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
25965 (movdf_i4): Subregs are byte offsets now.
25966 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
25967 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
25968 (REGMODE_NATURAL_SIZE): Override.
25969 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
25970 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
25971 with byte offsets.
25972 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
25973 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
25974 extendqidi2): Generate SUBREGs with byte offsets, also make sure
25975 it is congruent to SUBREG's mode size.
25976 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
25977 offsets.
25978 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
25979 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
25980 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
25981 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
25982 * config/v850/v850.c (print_operand, output_move_double): Use
25983 subreg_regno function.
25984
259852001-04-03 Alexandre Oliva <aoliva@redhat.com>
25986
25987 * configure.in (target_subdir): Use target_alias, not target.
25988 * configure: Rebuilt.
25989
25990 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
25991 other way round.
25992 * config/sh/crti.asm: Fix typos in comments.
25993
259942001-04-03 Alan Modra <alan@linuxcare.com.au>
25995
25996 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
25997 TARGET_FAST_INDIRECT_CALLS.
25998 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
25999 -fPIC. Don't warn.
26000 (return_addr_rtx): Short circuit export stub matching when
26001 TARGET_NO_SPACE_REGS.
26002 (output_millicode_call): For out of range calls, make -fPIC
26003 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
26004 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
26005 * pa.md: Modify length attr calculation of all millicode insns to
26006 match above.
26007
260082001-04-02 Geoffrey Keating <geoffk@redhat.com>
26009
26010 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
26011 Require at least 2.11 in the version test. Specifically check
26012 for and reject GAS version 2.10.90.
26013 * configure: regenerate.
26014
260152001-04-03 Alan Modra <alan@linuxcare.com.au>
26016
26017 * pa.c (override_options): Remove PIC profiling warning.
26018 (hp_profile_labelno): Delete.
26019 (hp_profile_label_rtx): Delete.
26020 (hp_profile_label_name): Delete.
26021 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
26022 (output_function_prologue): Remove profiling code and all tests on
26023 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
26024 merge_sp_adjust_with_store can work for PIC and profiling.
26025 (hppa_expand_epilogue): Remove profile_flag test.
26026 (hppa_can_use_return_insn_p): Likewise.
26027 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
26028 cater for PROFILE_HOOK.
26029 (hppa_profile_hook): New function.
26030 * pa.h (FUNCTION_PROFILER): Now does nothing.
26031 (PROFILE_HOOK): Define.
26032 (hppa_profile_hook): Declare.
26033 (PROFILE_BEFORE_PROLOGUE): Delete.
26034 (ASM_OUTPUT_REG_PUSH): Delete.
26035 (ASM_OUTPUT_REG_POP): Delete.
26036 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
26037 r24. Accept function name operand, and use this and a locally
26038 generated label to calculate pc-rel offset to func start.
26039
260402001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26041
26042 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
26043 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
26044 $(SYSTEM_H).
26045
260462001-04-03 Alan Modra <alan@linuxcare.com.au>
26047
26048 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
26049 LO_SUM cases to where they belong.
26050
260512001-04-02 Richard Henderson <rth@redhat.com>
26052
26053 * except.h (lang_eh_type_covers): Mark extern.
26054 (lang_eh_runtime_type): Likewise.
26055
260562001-04-02 Zack Weinberg <zackw@stanford.edu>
26057
26058 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
26059 gengenrtl.c: Wrap generated header in multiple-include guard.
26060 Improve error checking.
26061
260622001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26063
26064 * configure.in: Don't check for putenv.
26065 * configure: Regenerate.
26066 * gcc.c (putenv): Don't define.
26067 * vax/xm-vms.h: Handle putenv.
26068
260692001-04-02 Jakub Jelinek <jakub@redhat.com>
26070
26071 * ifcvt.c (noce_emit_move_insn): New.
26072 (noce_try_store_flag, noce_try_store_flag_constants,
26073 noce_try_store_flag_inc, noce_try_store_flag_mask,
26074 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
26075 noce_try_abs): Use it.
26076 (noce_process_if_block): Likewise.
26077 For STRICT_LOW_PART, take mode from its SUBREG.
26078
260792001-04-02 Jakub Jelinek <jakub@redhat.com>
26080
26081 * fold-const.c (fold): Before optimizing unsigned comparison with
26082 0x7fffffffU, make sure arg0 is integral type.
26083
260842001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
26085
26086 * c-tree.texi: Document representation of wide strings.
26087
260882001-04-01 Richard Henderson <rth@redhat.com>
26089
26090 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
26091
26092Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
26093
26094 * i386.md: remove obsoleted comments.
26095 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
26096 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
26097 fix output template.
26098
260992001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
26100
26101 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
26102
261032001-03-30 Bernd Schmidt <bernds@redhat.com>
26104
26105 * loop.c (load_mems): When generating a load from a pseudo, update
26106 REGNO_LAST_UID.
26107
26108Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
26109
26110 * i386.c (ix86_split_long_move): Use change address to compensate
26111 stack pointer change in push instruction.
26112
26113Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
26114
26115 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
26116 instead of rtx_equal_p; fix the output template.
26117
26118Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
26119
26120 * i386.c (ix86_expand_setcc): Support 64bit.
26121 (ix86_expand_int_movcc): Likewise.
26122 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
26123 New patterns.
26124
26125 * i386.md (allocate_stack_worker): Turn to expander.
26126 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
26127
26128 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
26129
261302001-03-29 Richard Henderson <rth@redhat.com>
26131
26132 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
26133
261342001-03-28 Matthew Hiller <hiller@redhat.com>
26135
26136 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
26137 output template.
26138
26139 * MAINTAINERS: Added self.
26140
261412001-03-28 Richard Henderson <rth@redhat.com>
26142
26143 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
26144 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
26145
261462001-03-28 Jim Wilson <wilson@redhat.com>
26147
26148 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
26149 operand_subword.
26150
261512001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26152
26153 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
26154
26155 * tradcif.y (yyerror): Likewise. Add format specifier in call to
26156 `error'.
26157
26158 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
26159
261602001-03-28 DJ Delorie <dj@redhat.com>
26161
26162 * Makefile.in (stage1_build): Revert CFLAGS patch.
26163
261642001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
26165
26166 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
26167 when multiplier or multiplicand is zero.
26168
261692001-03-28 Bernd Schmidt <bernds@redhat.com>
26170
26171 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
26172
26173 * config/ia64/ia64.c (update_set_flags): New function, broken out of
26174 rtx_needs_barrier.
26175 (set_src_needs_barrier): Likewise.
26176 (rtx_needs_barrier): For SET case, use these two functions. Rework
26177 PARALLEL case to handle all inputs before all outputs.
26178 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
26179 saw a label and no stop bit since then.
26180 (maybe_rotate, process_epilogue): Add prototypes.
26181
261822001-03-28 Richard Henderson <rth@redhat.com>
26183
26184 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
26185 not TARGET_TOC for special toc restore handling.
26186 * config/rs6000/rs6000.md (eh_return): Likewise.
26187
261882001-03-28 Richard Henderson <rth@redhat.com>
26189
26190 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
26191 current_function_calls_eh_return.
26192 (output_function_epilogue): Handle eh_return.
26193 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
26194 (EH_RETURN_DATA_REGNO): New.
26195 (EH_RETURN_STACKADJ_RTX): New.
26196 (EH_RETURN_HANDLER_RTX): New.
26197 * config/sparc/sparc.md (call/short branch peepholes): Check
26198 can_throw_internal instead of in_same_eh_region.
26199
26200 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
26201 for eh_return data registers.
26202 (rs6000_emit_prologue): Save eh_return data registers.
26203 (rs6000_emit_epilogue): Force inline restores if eh_return.
26204 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
26205 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
26206 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
26207 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
26208 the target uses one.
26209 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
26210 (return_eh_si, return_eh_di): Remove.
26211 (eh_return): New, from corpse of eh_epilogue.
26212 (eh_set_lr_si, eh_set_lr_di): New.
26213
26214 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
26215 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
26216 True for pic register if current_function_calls_eh_return.
26217 (ix86_expand_epilogue): Change "emit_return" argument into "style".
26218 Handle eh_return requirements.
26219 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
26220 (EH_RETURN_STACKADJ_RTX): New.
26221 * config/i386/i386.md (exception_receiver): Remove.
26222 (eh_return, eh_return_1): New.
26223 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
26224
26225 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
26226 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
26227 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
26228 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
26229 (EH_RETURN_DATA_REGNO): New.
26230 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
26231 * config/alpha/alpha.md (eh_epilogue): Remove.
26232 (exception_receiver): Use $26 for ldgp input.
26233 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
26234
262352001-03-28 Richard Henderson <rth@redhat.com>
26236
26237 * except.c: Rewrite entirely for IA-64 ABI exception handling.
26238 * except.h: Likewise.
26239
26240 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
26241 (LIB2ADDEHDEP): New.
26242 (LIB2FUNCS_EH): Remove.
26243 (LIB2ADD): Remove LIB2ADDEH.
26244 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
26245 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
26246 (crt{begin,end}[S].o): Likewise.
26247 (except.o): Update includes.
26248 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
26249 (libgcc2_c_dep): Use LIB2ADDEHDEP.
26250
26251 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
26252 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
26253 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
26254 * builtins.c (expand_builtin): Implement it.
26255 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
26256 * c-common.c (c_common_nodes_and_builtins): Declare it.
26257 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
26258 * calls.c (libfunc_nothrow): Remove.
26259 (emit_library_call_value_1): Don't call it.
26260 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
26261 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
26262 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
26263 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
26264 (current_funcdef_number): Globalize.
26265 (output_call_frame_info): Emit frame data if an lsda is needed.
26266 Generate augmentation for personality routine. Don't play with
26267 difference symbols.
26268 (dwarf2out_begin_prologue): Record funcdef_number.
26269 * dwarf2out.h (current_funcdef_number): Declare.
26270 * expr.c (expand_expr): Update for except.h name changes.
26271 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
26272 * expr.h (LTI_throw, LTI_rethrow): Remove.
26273 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
26274 (LTI_eh_rtime_match): Remove.
26275 (LTI_unwind_resume, LTI_eh_personality): Add.
26276 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
26277 * final.c (final): Don't call check_exception_handler_labels,
26278 init_insn_eh_region, or free_insn_eh_region.
26279 (final_scan_insn): Always emit debug labels for
26280 NOTE_INSN_EH_REGION notes.
26281 * flags.h (flag_new_exceptions): Remove.
26282 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
26283 (record_active_eh_regions): Remove.
26284 (count_basic_blocks): Check all instructions for REG_EH_REGION.
26285 Use can_throw_internal.
26286 (find_basic_blocks_1): Likewise.
26287 (move_stray_eh_region_notes): Remove.
26288 (find_label_refs): No eh_return_stub_label.
26289 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
26290 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
26291 changes.
26292 (delete_unreachable_blocks): Don't track deleted handlers.
26293 (flow_delete_block): Use maybe_remove_eh_handler.
26294 (delete_eh_regions): Remove.
26295 (merge_blocks): Don't check for eh region match.
26296 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
26297 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
26298 (init_propagate_block_info): Disable dead frame store optimization
26299 when current_function_calls_eh_return.
26300 (dump_bb): Don't print eh_beg, eh_end.
26301 * function.c (fixup_var_refs): No catch_clauses.
26302 (expand_function_end): Likewise. Call expand_eh_return before
26303 the return register use. Call sjlj_emit_function_exit_after.
26304 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
26305 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
26306 * ifcvt.c (dead_or_predicable): Remove eh region check.
26307 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
26308 Don't check for EH vs parameters.
26309 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
26310 (expand_inline_function): Call duplicate_eh_regions.
26311 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
26312 (copy_insn_notes): Remap REG_EH_REGION notes.
26313 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
26314 * integrate.h (struct inline_remap): Add local_return_label.
26315 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
26316 check_exception_handler_labels, nor exception_optimize.
26317 (find_cross_jump): No EH region check.
26318 * optabs.c (init_optabs): Update for changed eh libfuncs.
26319 * rtl.def (RESX): New.
26320 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
26321 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
26322 checks. Update for except.h name changes.
26323 (expand_cleanups): Likewise.
26324 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
26325 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
26326 (compile_file): Call init_eh before init_optabs. Don't
26327 output_exception_table here.
26328 (rest_of_compilation): Call convert_from_eh_region_ranges,
26329 convert_to_eh_region_ranges, output_function_exception_table.
26330 Don't emit_eh_context.
26331 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
26332 (EXC_PTR_EXPR): New.
26333
26334 * md.texi (eh_epilogue): Remove.
26335 (eh_return): Document.
26336 * tm.texi (EH_RETURN_DATA_REGNO): Document.
26337 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
26338
26339 * eh-common.h: Remove file.
26340 * frame-dwarf2.c, frame.c, frame.h: Remove files.
26341 * libgcc2.c (L_eh): Remove.
26342
26343 * unwind-dw2-fde.c: New file, largely copied from frame.c.
26344 * unwind-dw2-fde.h: New file.
26345 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
26346 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
26347 * libgcc-std.ver: Update for eh symbols.
26348
263492001-03-27 Richard Henderson <rth@redhat.com>
26350
26351 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
26352 reduce false positives.
26353 (regmove_optimize): Disable if flag_non_call_exceptions.
26354
26355 * stmt.c (expand_return): Remove always true predicate.
26356 (expand_decl_cleanup_no_eh): Remove dead code.
26357
26358 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
26359 barrier code. Add a scheduling barrier if a non-call insn
26360 can throw internally.
26361
26362 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
26363 Auto-inc addresses trap only if their base register does.
26364
26365 * except.c (can_throw_internal): Rename from can_throw.
26366 * except.h, resource.c: Update references.
26367
26368 * integrate.c (copy_insn_list): Use returnjump_p.
26369 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
26370
26371 * function.h (struct function): Move all boolean valued fields
26372 to single bit fields at the end of the struct.
26373
26374 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
26375 jump.c, toplev.c:
26376 Rename asynchronous_exceptions to flag_non_call_exceptions.
26377
26378 * gthr-single.h (UNUSED): New. Distinguish between how C
26379 and C++ mark unused function arguments. Use throughout.
26380
26381 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
26382 value to target configuration header.
26383 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
26384 * config.in, configure: Rebuild.
26385 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
26386 configuration and target defines.
26387 (exceptions_via_longjmp): Remove.
26388 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
26389 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
26390
26391 * except.h (flag_non_call_exceptions): Move ...
26392 * flags.h: ... here.
26393
26394 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
26395 exceptions, put the note on the trapping instruction.
26396
26397 * flags.h (flag_new_exceptions): Remove.
26398 * toplev.c: Don't set it.
26399 * final.c: Don't check it.
26400 * except.c: Provide stub definition.
26401
26402 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
26403 (calculate_global_regs_live): Kill call-clobbered registers
26404 across exception edges.
26405 * reg-stack.c (convert_regs_1): Kill the entire target stack
26406 across non-call exception edges.
26407
26408 * flow.c (cleanup_cfg): Take no argument.
26409 * output.h, sibcall.c, toplev.c: Update all calls.
26410
264112001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26412
26413 * configure.in: Don't check for bcopy.
26414 * configure, config.in: Regenerate.
26415
26416 * system.h: Don't define or prototype bcopy, instead poison it.
26417
264182001-03-27 Richard Henderson <rth@redhat.com>
26419
26420 * function.c (expand_function_start): Set DECL_REGISTER on
26421 a pseudo used for DECL_RESULT.
26422
26423 * rtl.h (LCT_NORETURN): New.
26424 * calls.c (emit_library_call_value_1): Handle it.
26425
264262001-03-27 Stan Shebs <shebs@apple.com>
26427
26428 * objc/objc-act.c (objc_init): Use dump_base_name.
26429 (gen_declaration): Clear the buffer arg.
26430 (gen_declaration_1): New function, body of gen_declaration.
26431 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
26432 (gen_method_decl): Ditto, plus always clear buffer arg.
26433 (error_with_ivar): Simplify.
26434 (warn_with_method): Ditto.
26435 (build_message_expr): Don't clear buffers.
26436 (dump_interface): Ditto.
26437 (objc_debug): Ditto.
26438 (build_keyword_selector): Clear the buffer by only zeroing
26439 the first element.
26440 (objc_implementation_context): Declare.
26441 (start_class): Warn about missing @end.
26442 (finish_objc): Ditto.
26443
264442001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
26445
26446 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
26447
264482001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26449
26450 * Makefile.in (SYSTEM_H): Define.
26451 Depend on $(SYSTEM_H), not system.h.
26452
26453 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
26454
264552001-03-27 Jim Wilson <wilson@redhat.com>
26456
26457 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
26458 IA64_UNWIND_EMIT.
26459 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
26460 (process_epilogue): New static function.
26461 (process_set): Call process_epilogue instead of emitting .restore
26462 directly.
26463 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
26464
26465 * flow.c (struct reg_cond_life_info): New fields orig_condition
26466 and stores.
26467 (init_propagate_block_info): Set new fields.
26468 (mark_regno_cond_dead): Set and use new fields.
26469 (flush_reg_cond_reg_1): Likewise.
26470 (and_reg_cond, case AND): Check for redundant AND conditions.
26471 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
26472 Set new fields.
26473
264742001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
26475
26476 * cppmacro.c (stringify_arg): Null terminate strings.
26477
264782001-03-27 Zack Weinberg <zackw@stanford.edu>
26479
26480 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
26481 inclusion style. xm-m68hc11.h no longer exists.
26482 * config/m68hc11/xm-m68hc11.h: Delete file.
26483 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
26484
26485 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
26486 Don't define GCC_VERSION, N_, or PARAMS; don't include
26487 gansidecl.h or stdio.h. Define inhibit_libc here.
26488 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
26489 Delete code conditioned on #if GCC_VERSION == 2095.
26490
26491 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
26492 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
26493 Delete code conditioned on #if GCC_VERSION == 2095.
26494
264952001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26496
26497 * system.h: Include symcat.h.
26498 (STRINGIFY): Don't define.
26499
26500 * configure.in: Adjust comment.
26501
26502 * builtins.c: Use STRINGX, not STRINGIFY.
26503 * gencheck.c: Likewise.
26504 * gengenrtl.c: Likewise.
26505 * protoize.c: Likewise.
26506
26507 * cpplex.c: Don't include symcat.h.
26508 * cpplib.c: Likewise.
26509
26510 * gansidecl.h (HAVE_STRINGIZE): Don't define.
26511
265122001-03-27 Alan Modra <alan@linuxcare.com.au>
26513
26514 * c-typeck.c (digest_init): Fold init expression.
26515
265162001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26517
26518 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
26519
265202001-03-27 Alan Modra <alan@linuxcare.com.au>
26521
26522 * except.c (eh_regs): Save results of build_pointer_type to a temp
26523 as FUNCTION_VALUE macro may evaluate its args multiple times.
26524
265252001-03-26 Mark Mitchell <mark@codesourcery.com>
26526
26527 * c-common.h (DECL_NUM_STMTS): New macro.
26528 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
26529 DECL_FRAME_SIZE.
26530 (pushdecl): Likewise.
26531 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
26532 * integrate.c (expand_inline_function): Don't check
26533 DECL_FRAME_SIZE.
26534 * print-tree.c (print_node): Don't print it.
26535 * toplev.c (rest_of_compilation): Don't try to inline when
26536 flag_no_inline is on.
26537 * tree.h (DECL_FRAME_SIZE): Remove.
26538 (tree_decl): Adjust accordingly.
26539
265402001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26541
26542 * combine.c (try_combine): Use memcpy, not bcopy.
26543
26544 * genattrtab.c (expand_units): Likewise.
26545
26546Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
26547
26548 * i386.md (push mem DI peep2): New.
26549 (mov 0, mov -1 peep2): Handle 64bit.
26550 (lea to arithmetics peep2): Handle 64bit leas.
26551 (rsp arithmetics to push/pop peep2s): New.
26552
26553 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
26554
26555Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
26556
26557 * i386.c (struct machine_function): Add save_varrargs_registers.
26558 (ix86_save_varrargs_registers): New macro.
26559 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
26560 (ix86_expand_prologue): Likewise.
26561 (ix86_emit_epilogue_esp_adjustement): Likewise.
26562 (ix86_expand_epilogue): Likewise.
26563 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
26564 (pro_epilogue_adjust_stack_1): New insn.
26565 (pro_epilogue_adjust_stack_rex64): Likewise.
26566 * i386.h (MASK_NO_RED_ZONE): New constant.
26567 (TARGET_RED_ZONE): New macro.
26568 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
26569 (RED_ZONE_SIZE): New constant.
26570 (RED_ZONE_RESERVE): New constant.
26571
265722001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26573
26574 * toplev.c (set_float_handler): Use memcpy, not bcopy.
26575
265762001-03-25 Kazu Hirata <kazu@hxi.com>
26577
26578 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
26579 space.
26580 (modqi3): Likewise.
26581 (umodhi3): Likewise.
26582 (modhi3): Likewise.
26583
265842001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26585
26586 * mkconfig.sh (DEFINES): Handle entries with '='.
26587
26588 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
26589 Set xm_defines to MACRO=value instead.
26590
26591 * i370/xm-mvs.h: Delete.
26592
26593 * ns32k/xm-pc532-min.h: Likewise.
26594
26595Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
26596
26597 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
26598 shiftdi_operand;
26599 use ix86_expand_binary_operator
26600 (?sh??i_?): Disable for 64bit.
26601 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
26602 * i386.c (shiftdi_operand): New predicate.
26603
26604 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
26605 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
26606 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
26607 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
26608 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
26609 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
26610 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
26611 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
26612 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
26613 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
26614 (rotldi3, rotrdi3): New expanders.
26615
26616Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
26617
26618 * i386.md (movstrsi): Move offline.
26619 (movstrdi): New.
26620 (strmovdi_rex64): New.
26621 (strmov?i): Accept 64bit.
26622 (strmov?i_rex64): New.
26623 (strmov?i_rex_1): New.
26624 (strmov?i_1): Disable for 64bit.
26625 (rep_mov?i_rex64): New.
26626 (rep_mov?i): Disable for 64bit.
26627 (clrstrsi): Move offline.
26628 (strset?i_rex64): New.
26629 (strset?i: Accept 64bit.
26630 (rep_stos?i): Disable for 64bit.
26631 (rep_stos?i_rex64): New.
26632 (strset?i_rex_1): New.
26633 (strset?i_1): Disable for 64bit.
26634 (cmpstrsi): Accept 64bit.
26635 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
26636 (cmpstrqi_nz_rex_1): New.
26637 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
26638 (strlensi): Move offline.
26639 (strlendi): New.
26640 (strlenqi_1): Disable for 64bit; fix constraints.
26641 (strlenqi_rex_1): New.
26642 * i386.c (ix86_adjust_counter): New static function.
26643 (ix86_zero_extend_to_Pmode): Likewise.
26644 (ix86_expand_aligntest): Likweise.
26645 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
26646 (ix86_expand_movstr): New global function.
26647 (ix86_expand_clrstr): New global function.
26648 (ix86_expand_strlen): New global function.
26649 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
26650 ix86_expand_strlen): Declare.
26651 (ix86_expand_strlensi_unroll_1): Delete.
26652
26653Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
26654
26655 * i386.md (cmpdi): Fix operand predicates.
26656 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
26657 cmpdi_1_insn_rex64): New patterns.
26658 (adddi3): Turn to expander.
26659 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
26660 (addsi3_carry_zext): New pattern.
26661 (adddi_?_rex64): New patterns and splitters.
26662 (addsi_?_zext): New patterns.
26663 (subsi3_carry_zext): New pattern.
26664 (subdi_?_rex64): New patterns and splitters.
26665 (iorsi_?_zext): New patterns.
26666 (iordi_?_rex64): New patterns and splitters.
26667 (iorsi_?_zext): New patterns.
26668 (iorsi_?_zext_imm): New patterns.
26669 (xorsi_?_zext): New patterns.
26670 (xordi_?_rex64): New patterns and splitters.
26671 (xorsi_?_zext): New patterns.
26672 (negdi*): New patterns.
26673 (one_cmpldi*): Likewise.
26674 (one_cmplsi*_zext, negsi*_zext): Likewise.
26675 (testqi_ext_3_rex64): New pattern.
26676
26677Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
26678
26679 * i386-protos.h (ix86_split_long_move): Return void.
26680 * i386.c (ix86_split_to_parts): Handle 64bit target.
26681 (ix86_split_long_move): Likewise.
26682 * i386.md (all calls to ix86_split_long_move): Update.
26683
266842001-03-23 Richard Henderson <rth@redhat.com>
26685
26686 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
26687 to avoid shadowing arguments.
26688
266892001-03-23 Jakub Jelinek <jakub@redhat.com>
26690
26691 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
26692 to variable names where DECL_NAME is different from
26693 DECL_ASSEMBLER_NAME.
26694
266952001-03-23 Jim Wilson <wilson@redhat.com>
26696
26697 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
26698 (assemble_alias): Call make_decl_rtl.
26699
26700Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
26701
26702 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
26703
267042001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
26705
26706 * extend.texi: Document the "java_interface" attribute.
26707
267082001-03-22 Zack Weinberg <zackw@stanford.edu>
26709
26710 * mkconfig.sh: Use a subshell with redirected stdout,
26711 instead of closing stdout and confusing commands that run
26712 afterward. Throw away output of cmp.
26713
267142001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
26715
26716 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
26717
26718Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
26719
26720 * i386.md (zero_extendsidi2_32): Break out from ...
26721 (zero_extendsidi2): ... here ; turn to expander.
26722 (zero_extendsidi2_rex64): New.
26723 (extendsidi2_32): Break out from ...
26724 (extendsidi2): ... here ; turn to expander.
26725 (extendsidi2_rex64): New.
26726 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
26727 (trunc?f?f splitters): Add 64bit versions.
26728
26729Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
26730
26731 * i386.md (pushsi, pushsi2_prologue): Disable.
26732 (pushsi2_rex64): New.
26733 (movabs?i_1_rex64, movabs?i_2_rex64): New.
26734 (movqi_ext_1): Disable for 64bit.
26735 (movqi_ext_1_rex64): New.
26736 (pushdi2_rex64): New pattern, peep2s and splitter.
26737 (pushdi2_prologue_rex64): New pattern.
26738 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
26739 Likewise.
26740 (movdi splitters): Disable for 64bit.
26741 (movdi_1_rex64): New pattern, peep2s and splitters.
26742 (swapdi): New pattern.
26743 (pushsf): Disable for 64bit.
26744 (pushsf_rex64): New pattern and splitter.
26745 (pushdf_nointeger): Disable for 64bit.
26746 (pushdf_integer): Handle the 64bit case.
26747 (pushtf): Likewise; update splitters.
26748
267492001-03-22 Richard Henderson <rth@redhat.com>
26750
26751 * mkconfig.sh: Include insn-flags.h.
26752 * Makefile.in (CONFIG_H): Include insn-flags.h.
26753 (lots of objects): Remove insn-codes.h and insn-flags.h.
26754
26755 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
26756 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
26757 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
26758 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
26759 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
26760 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
26761 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
26762 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
26763 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
26764 v850/v850.c, vax/vax.c:
26765 Don't include insn-flags.h.
26766
26767 * diagnostic.c, expr.h, reload.c, toplev.c:
26768 Don't include insn-codes.h.
26769
26770 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
26771 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
26772 c4x/c4x.c, i960/i960.c, mips/mips.c:
26773 Don't include insn-codes.h or insn-flags.h.
26774
26775 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
26776 or insn-flags.h in the generated code.
26777 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
26778 (main): Forward declare struct rtx_def.
26779
267802001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
26781
26782 * invoke.texi (-ffast-math): Remove duplicate line about
26783 __FAST_MATH__.
26784
26785 * gcc.texi: Remove more obsolete documentation of bugs and
26786 installation problems.
26787
267882001-03-21 Kazu Hirata <kazu@hxi.com>
26789
26790 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
26791 into two parts.
26792
267932001-03-20 Jason Merrill <jason@redhat.com>
26794
26795 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
26796 not '.' or '$'.
26797 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
26798 * varasm.c (CHKR_PREFIX): Likewise.
26799
26800Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26801
26802 * gcse.c (hash_scan_set): An expression is not anticipatible if it
26803 is part of a multi-SET insn.
26804
26805 * cse.c (find_comparison_args): Remove previous change.
26806 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
26807 REG_EQUAL notes.
26808
26809 * config/i386/i386.md (conditional_trap): Remove warning.
26810
26811 * recog.c (push_operand): Fix error in last change that caused
26812 undefined symbol on many targets.
26813
26814 * sdbout.c: #include ggc.h.
26815 (sdbout_init): Move to end of file.
26816 Call ggc_add_tree_root for anonymous_types.
26817 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
26818 (sdbout_one_type): Use DECL_NAME for field name.
26819 * Makefile.in (sdbout.o): Show includes ggc.h.
26820
26821Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
26822
26823 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
26824 (override_options): Use properlimits for preferred_stack_boundary.
26825 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
26826 on x86_64.
26827 (ext_register_operand): Accept DImode.
26828 (load_pic_register): Abort on 64bit.
26829 (gen_push): Use Pmode instead of SImode.
26830 (ix86_save_reg): Pic reg is never used on 64bit.
26831 (ix86_expand_prologue): Likewise.
26832 (ix86_emit_save_regs): Use Pmode instead of SImode.
26833 (legitimate_address_p): Check displacement for 64bit.
26834 (print_operand): Avoid outputting of (%rip) on 64bit.
26835 (print_operand_address): Output (%rip) where possible.
26836 (split_di): Abort on 64bit registers.
26837 (ix86_expand_branch): DImode comparison is simple for x86_64.
26838 (memory_address_length): Recognize memory addresses formed using
26839 PRE/POST modify.
26840 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
26841 for x86_64.
26842 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
26843
26844Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
26845
26846 * recog.c (push_operand): Recognize new format of push instructions.
26847
26848Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
26849
26850 * i386.md (pushqi1): New.
26851 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
26852 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
26853 x86_64_immediate_operand, x86_64_immediate_operand,
26854 x86_64_zext_immediate_operand): Declare.
26855 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
26856 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
26857 x86_64_immediate_operand, x86_64_immediate_operand,
26858 x86_64_zext_immediate_operand): define.
26859 * i386.h (PREDICATE_CODES): Add new predicates.
26860
26861Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
26862
26863 * i386.md (pophi1, popqi1, pushqi1): Remove.
26864
26865 * expr.c (emit_single_push_insn): New function.
26866 (move_by_pieces): Accept NULL as destination for push instructions.
26867 (gen_push_operand): Kill.
26868 (emit_push_insn): Pass NULL when pushing; avoid updating of
26869 stack_pointer_delta.
26870 * expr.h (gen_push_operand): Kill.
26871
26872Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26873
26874 * rtl.texi (COMPARE): Clarify documentation and reference section
26875 on comparisons.
26876
268772001-03-20 Stan Shebs <shebs@apple.com>
26878
26879 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
26880 (get_object_reference): Ditto.
26881 (error_with_ivar): Use error_with_file_and_line.
26882 (warn_with_method): Use warning_with_file_and_line.
26883
268842001-03-20 Tom Tromey <tromey@redhat.com>
26885
26886 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
26887
268882001-03-20 Mark Mitchell <mark@codesourcery.com>
26889
26890 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
26891 variables that are TREE_PUBLIC, even if not TREE_STATIC.
26892
268932001-03-20 DJ Delorie <dj@redhat.com>
26894
26895 * Makefile.in (install-libgcc): Pass complete list of variables.
26896 (install-multilib): Ditto.
26897
268982001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
26899
26900 * config/i386/cygwin.h: Declare ctor_section, dtor_section
26901 drectve_section, switch_to_section.
26902
26903 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
26904 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
26905 i386_pe_mark_dllimport.
26906
269072001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
26908
26909 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
26910 functions i386_pe_*.
26911
26912 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
26913 i386_pe_* functions with char * arguments.
26914
269152001-03-20 Alexandre Oliva <aoliva@redhat.com>
26916
26917 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
26918 and store.
26919 (movsi_ie): Introduce fpul store.
26920
269212001-03-20 Alan Modra <alan@linuxcare.com.au>
26922
26923 * Makefile.in (OBJS): Remove hashtab.o.
26924
269252001-03-19 Stan Shebs <shebs@apple.com>
26926
26927 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
26928 * c-lang.c (maybe_objc_method_name): Ditto.
26929 * c-tree.h (maybe_objc_method_name): Remove decl.
26930
269312001-03-19 Tom Tromey <tromey@redhat.com>
26932
26933 * gcc.c (init_gcc_specs): Fix comment.
26934
269352001-03-19 Mark Mitchell <mark@codesourcery.com>
26936
26937 Compute DECL_ASSEMBLER_NAME lazily.
26938 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
26939 (DECL_ASSEMBLER_NAME_SET_P): New macro.
26940 (SET_DECL_ASSEMBLER_NAME): Likewise.
26941 (COPY_DECL_ASSEMBLER_NAME): Likewise.
26942 (set_decl_assembler_name): Declare.
26943 (lang_set_decl_assembler_name): Likewise.
26944 * tree.c (lang_set_decl_assembler_name): New variab.e
26945 (set_decl_assembler_name): New function.
26946 (init_obstacks): Set lang_set_decl_assembler_name.
26947 (build_decl): Don't set DECL_ASSEMBLER_NAME.
26948 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
26949 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
26950 where it's not necessary.
26951 (builtin_function): Likewise.
26952 (finish_decl): Likewise.
26953 * dbxout.c (dbxout_type_methods): Likewise.
26954 * ggc-common.c (ggc_mark_trees): Likewise.
26955 * profile.c (output_func_start_profiler): Likewise.
26956 * varasm.c (make_decl_rtl): Likewise.
26957
26958 * cse.c (find_comparison_args): Update documentation. Fix
26959 mishandling of COMPARE operations.
26960
26961 * tree.def (ABS_EXPR): Add documentation.
26962 * fold-const.c (fold): Improve folding of ABS_EXPRs.
26963
269642001-03-19 Zack Weinberg <zackw@stanford.edu>
26965
26966 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
26967
269682001-03-19 Jakub Jelinek <jakub@redhat.com>
26969
26970 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
26971 Remove ia32 linux PIC kludge and move it...
26972 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
26973
26974Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
26975
26976 * i386.md (absdf2 expander): Fix 64bit case.
26977
269782001-03-19 Brad Lucier <lucier@math.purdue.edu>
26979
26980 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
26981
269822001-03-16 Andrew Haley <aph@cambridge.redhat.com>
26983
26984 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
26985
269862001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
26987
26988 * README.X11: Remove obsolete file.
26989
269902001-03-18 Anthony Green <green@redhat.com>
26991
26992 * config/pj/pj.h: Remove some trailing commas.
26993 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
26994
269952001-03-18 Richard Henderson <rth@redhat.com>
26996
26997 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
26998 * calls.c: ... here.
26999 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
27000 defaults for them here.
27001
270022001-03-17 Anthony Green <green@redhat.com>
27003
27004 * config/pj/lib1funcs.S: Fix broken comment.
27005 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
27006 labels with '.'.
27007
270082001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
27009
27010 * gcc.texi: Remove obsolete information relating to build and
27011 installation problems with enquire or the Pyramid C compiler.
27012
270132001-03-17 Richard Henderson <rth@redhat.com>
27014
27015 * dwarf2out.c (queue_reg_save): New.
27016 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
27017 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
27018 dwarf2out_reg_save.
27019 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
27020 (cfa, cfa_store, cfa_temp): Make static.
27021 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
27022
270232001-03-17 Richard Henderson <rth@redhat.com>
27024
27025 * integrate.h (struct inline_remap): Add local_return_label.
27026 * integrate.c (expand_inline_function): Initialize it and emit
27027 it after copy_insn_notes.
27028 (copy_insn_list): Don't store local_return_label here.
27029 (copy_insn_notes): New function split out from copy_insn_list.
27030
270312001-03-17 Richard Henderson <rth@redhat.com>
27032
27033 * dwarf2out.c (lookup_filename): Emit .file if the assembler
27034 is generating .debug_line.
27035 (dwarf2out_init): Add main_input_filename to the file table first.
27036 * configure.in (as_dwarf2_debug_line): Test with file number 1
27037 instead of file number 0.
27038
27039Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27040
27041 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
27042 (gen_rtx_combine): Deleted; all references changed as appropriate.
27043 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
27044
27045 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
27046
270472001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
27048
27049 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
27050 variable.
27051
270522001-03-16 Jim Wilson <wilson@redhat.com>
27053
27054 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
27055 then set it to LOC_REG (79) instead of aborting.
27056
270572001-03-16 Phil Edwards <pme@sources.redhat.com>
27058
27059 * gccbug.in: Remove high priority.
27060
270612001-03-16 Richard Henerson <rth@redhat.com>
27062
27063 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
27064 output with a space instead of deleting it.
27065 * configure: Regenerate.
27066
270672001-03-16 Zack Weinberg <zackw@stanford.edu>
27068
27069 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
27070 handles the gory details of converting an object file into
27071 something that's safe to grep.
27072 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
27073 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
27074 newlines at either end of the string we're looking for.
27075 Make 'checking ...' message less stilted.
27076 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
27077 ARM in-memory layout and its hypothetical converse. Don't
27078 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
27079 HOST_WORDS_BIG_ENDIAN.
27080
27081 * configure.in: Adjust for renamed macro. Move
27082 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
27083 * configure, config.in: Regenerate.
27084
270852001-03-16 Laurynas Biveinis <lauras@softhome.net>
27086
27087 * fixinc/Makefile.in: Set SHELL.
27088
270892001-03-16 Laurynas Biveinis <lauras@softhome.net>
27090
27091 * fixinc/fixincl.c (fix_with_system): Quote file names before
27092 passing them to shell.
27093
270942001-03-16 Laurynas Biveinis <lauras@softhome.net>
27095
27096 * Makefile.in: Use fix-header$(build_exeext) instead
27097 of fix-header.
27098
270992001-03-16 Richard Henderson <rth@redhat.com>
27100
27101 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
27102 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
27103 (size_of_line_prolog): Remove.
27104 (output_line_info): Compute prologue size via label difference.
27105 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
27106
27107 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
27108 assembler error when redefining file numbers.
27109 * config.in, configure: Rebuild.
27110
27111 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
27112 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
27113 (dw2_asm_output_delta_uleb128): Likewise.
27114 (dw2_asm_output_delta_sleb128): Similarly.
27115 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
27116
271172001-03-16 Michael Meissner <meissner@redhat.com>
27118
27119 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
27120 warnings.
27121 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
27122 warnings.
27123 (BITMASK_LOWER16): Replacement for 0x0000ffff.
27124
27125 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
27126 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
27127 being unsigned in ISO C and signed in traditional.
27128 (expand_prologue): Ditto.
27129 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
27130
27131 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
27132 warnings.
27133 (divsi3,divdi3): Ditto.
27134 (modsi3,moddi3): Ditto.
27135 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
27136 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
27137 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
27138 warnings.
27139
27140Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
27141
27142 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
27143 SSE based conditional moves on LTGT/UNEQ conditions;
27144 Canonicalize EQ to NE.
27145 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
27146 (sse_mov?fcc_ne): New.
27147
27148 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
27149
271502001-03-16 Alexandre Oliva <aoliva@redhat.com>
27151
27152 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
27153 register may be dead.
27154
271552001-03-16 Brad Lucier <lucier@math.purdue.edu>
27156
27157 * Makefile.in (hash.o): Depend on CONFIG_H.
27158
271592001-03-15 Mark Mitchell <mark@codesourcery.com>
27160
27161 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
27162
271632001-03-15 Richard Henderson <rth@redhat.com>
27164
27165 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
27166 (ASM_OUTPUT_DWARF_PCREL): New.
27167 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
27168
271692001-03-16 Alexandre Oliva <aoliva@redhat.com>
27170
27171 * cppfiles.c (stack_include_file): Use MAX of sysp.
27172
271732001-03-15 Steve Ellcey <sje@cup.hp.com>
27174
27175 * config.gcc (ia64*-*-hpux*): New case.
27176 * config/ia64/hpux.h: New file for HP-UX support.
27177 * config/ia64/t-hpux: New file for HP-UX support.
27178
271792001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
27180
27181 * fixinc/inclhack.def (irix_stdio_va_list): New.
27182 * fixinc/fixincl.x: Rebuilt.
27183
271842001-03-15 Richard Henderson <rth@redhat.com>
27185
27186 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
27187 if provided by the target.
27188 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
27189 (dw2_asm_output_addr): New.
27190 * dwarf2asm.h (dw2_asm_output_addr): Declare.
27191 * dwarf2out.c (output_cfi): Use it for program addresses.
27192 (output_call_frame_info, output_die): Likewise.
27193 (output_aranges, output_line_info): Likewise.
27194
271952001-03-15 Bruce Korb <bkorb@gnu.org>
27196
27197 * gcc.c(main): make more rigorous
27198 * collect2.c(main): guard against ignoring SIGCHLD
27199 * protoize.c(main): ditto
27200 * gcc/fixinc/fixincl.c(initialize): ditto
27201
272022001-03-15 Mark Mitchell <mark@codesourcery.com>
27203
27204 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
27205 (sdbout_parms): Likewise.
27206
27207Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
27208
27209 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
27210 "widen" a destination that is already wider than a word. Also do
27211 not widen if LOAD_EXTEND_OP is NIL for the given mode.
27212
272132001-03-15 Bernd Schmidt <bernds@redhat.com>
27214
27215 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
27216
27217Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
27218
27219 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
27220
27221Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
27222
27223 * i960.h (i960_maxbitalignment,
27224 i960_last_maxbitalignment): Declare.
27225 * i960.c (i960_maxbitalignment,
27226 i960_last_maxbitalignment): Make global.
27227 (process_pragma): Delete.
27228 (i960_pr_align, i960_pr_noalign): Move from here ...
27229 * i960-c.c: ... to this new file.
27230 * t-960bare (i960-c.o): New rule.
27231 * t-vxworks960 (i960-c.o): Likewise.
27232 * config.gcc (i960-*-*): Define c_target_objs and
27233 cxx_target_objs.
27234
272352001-03-15 Bernd Schmidt <bernds@redhat.com>
27236
27237 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
27238 without adding in rtx code and mode.
27239
27240 * alias.c (init_alias_analysis): Don't use any rtx whose value
27241 varies as a known value.
27242 Delete a superfluous test.
27243
27244 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
27245 ia64_sched_reorder.
27246 (ia64_sched_reorder): Call maybe_rotate; also rotate after
27247 scheduling a stop bit.
27248 (ia64_emit_nops): Correctly handle ASMs.
27249
272502001-03-15 Mark Mitchell <mark@codesourcery.com>
27251
27252 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
27253
272542001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
27255
27256 * cpp.texi: Update documentation for -include and -imacros.
27257 * cppfiles.c (struct include_file): Remove "defined" memeber.
27258 (find_or_create_entry): Make a copy of the file name, and
27259 simplify it.
27260 (open_file): Update to ensure we use the simplified filename.
27261 (stack_include_file): Don't set search_from.
27262 (cpp_included): Don't simplify the path name here.
27263 (find_include_file): New prototype. Call search_from to
27264 get the start of the "" include chain. Don't simplify the
27265 filenames here.
27266 (_cpp_execute_include): New prototype. Move diagnostics to
27267 do_include_common. Update.
27268 (_cpp_pop_file_buffer): Don't set defined.
27269 (search_from): New prototype. Use the preprocessor's cwd
27270 for files included from the command line.
27271 (read_name_map): Don't simplify the pathname here.
27272 * cpphash.h (enum include_type): New.
27273 (struct buffer): Delete search from. New search_cached.
27274 (_cpp_execute_include): Update prototype.
27275 * cppinit.c (do_includes): Use _cpp_execute_include.
27276 * cpplib.c (do_include_common): New function.
27277 (do_include, do_include_next, do_import): Use it.
27278
272792001-03-14 Mark Mitchell <mark@codesourcery.com>
27280
27281 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
27282 contents of the RTL, to determine the name of the object.
27283
272842001-03-14 Mark Mitchell <mark@codesourcery.com>
27285
27286 * tree.h (DECL_RTL): Allocate RTL lazily.
27287 (SET_DECL_RTL): New macro.
27288 (DECL_RTL_SET_P): Likewise.
27289 (COPY_DECL_RTL): Likewise.
27290 (DECL_RTL_IF_SET): Likewise.
27291 * varasm.c (make_decl_rtl): Add assertions about the kind of
27292 declaration we are processing.
27293 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
27294 (start_decl): Likewise.
27295 (finish_decl): Likewise.
27296 * c-semantics.c (emit_local_var): Likewise.
27297 * calls.c (expand_call): Likewise.
27298 * dbxout.c (dbxout_symbol): Likewise.
27299 * emit-rtl.c (unshare_all_rtl): Likewise.
27300 (unshare_all_decls): Likewise.
27301 (reset_used_decls): Likewise.
27302 * expr.c (store_constructor): Likewise.
27303 (safe_from_p): Likewise.
27304 (expand_expr): Likewise.
27305 * function.c (put_var_into_stack): Likewise.
27306 (instantiate_decls_1): Likewise.
27307 (assign_parms): Likewise.
27308 (expand_function_start): Likewise.
27309 (expand_function_end): Likewise.
27310 * ggc-common.c (gcc_mark_trees): Likewise.
27311 * integrate.c (function_cannot_inline_p): Likewise.
27312 (copy_decl_for_inlining): Likewise.
27313 (expand_inline_function): Likewise.
27314 (integrate_parm_decls): Likewise.
27315 (integrate_decl_tree): Likewise.
27316 * print-tree.c (print_node): Likewise.
27317 * reg-stack.c (stack_result): Likewise.
27318 * stmt.c (label_rtx): Likewise.
27319 (expand_return): Likewise.
27320 (expand_decl): Likewise.
27321 (expand_decl_cleanup): Likewise.
27322 (expand_anon_union_decl): Likewise.
27323 * toplev.c (check_global_declarations): Likewise.
27324 (rest_of_decl_compilation): Likewise.
27325 * tree.c (simple_cst_equal): Likewise.
27326 * objc/objc-act.c (generate_static_references): Likewise.
27327
273282001-03-14 Zack Weinberg <zackw@stanford.edu>
27329
27330 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
27331 gcc_AC_C_FLOAT_FORMAT): New macros.
27332 * configure.in: Add AC_PROG_CPP after CC tests;
27333 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
27334 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
27335 * configure, config.in: Regenerate.
27336
27337 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
27338 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
27339 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
27340 config/i370/xm-linux.h, config/i370/xm-oe.h,
27341 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
27342 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
27343 config/pa/xm-linux.h, config/pa/xm-pa.h,
27344 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
27345 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
27346 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
27347 config/we32k/xm-we32k.h: Delete.
27348
27349 * config/i370/xm-mvs.h, config/m88k/m88k.h,
27350 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
27351 config/vax/xm-vms.h: Don't define any of:
27352 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
27353
27354 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
27355
27356 * config.gcc: Remove references to deleted files.
27357 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
27358 FATAL_EXIT_CODE, which is the same between oe and mvs).
27359
273602001-03-14 DJ Delorie <dj@redhat.com>
27361 Vladimir Makarov <vmakarov@redhat.com>
27362
27363 * config/i960/i960.c (i960_function_prologue): Compute size of
27364 frame according to number of registers actually saved there.
27365
273662001-03-14 Richard Henderson <rth@redhat.com>
27367
27368 * expr.c (emit_move_insn_1): Fix else if around #endif.
27369
27370Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
27371 Vojtech Pavlik
27372
27373 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
27374 constraints.
27375
27376Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
27377
27378 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
27379 (override_options): Parse cmodel string.
27380 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
27381 * i386.h (TARGET_OPTIONS): Add "cmodel".
27382 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
27383 (enum cmodel): New.
27384 (ix86_cmodel_string, ix86_cmodel): Declare.
27385
27386Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
27387
27388 Spot by Matt Kraai:
27389 * i386.h (GENERAL_REG_P): Add missing REG_P.
27390
273912001-03-14 Laurynas Biveinis <lauras@softhome.net>
27392
27393 * configure.in: Use $gcc_cv_as instead of $as.
27394 * configure: Regenerated.
27395
273962001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
27397
27398 * cppfiles.c (stack_include_file): Only increase the include
27399 count if we actually process the file properly, as opposed
27400 to treating it as length zero. Only call read_include_file
27401 if not DO_NOT_REREAD. Handle the -H include file output
27402 here.
27403 (read_include_file): Remove now redundant DO_NOT_REREAD check.
27404 (cpp_included, find_include_file): Simplify pathnames after
27405 remapping them. If remapping, don't use the remapped file
27406 name's buffer as our scratch buffer.
27407 (cpp_pop_file_buffer): Replace the multiple include macro
27408 only if it isn't yet set.
27409 (read_name_map): Simplify remapped names when reading in.
27410 (remap_filename): Move code to code path that uses it.
27411 (_cpp_simplify_pathname): Return the input pointer.
27412 * cpphash.h (_cpp_simplify_pathname): Update prototype.
27413
274142001-03-14 Mark Mitchell <mark@codesourcery.com>
27415
27416 * expr.c (expand_expr): Revove bogus conditional.
27417
27418Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
27419
27420 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
27421
274222001-03-14 Jakub Jelinek <jakub@redhat.com>
27423
27424 * reg-stack.c (stack_result): Unconditionally use
27425 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
27426
27427Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
27428
27429 * expr.c (emit_move_insn_1): Split push of complex value when
27430 no suitable push instruction exist.
27431
27432 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
27433 instead of QI_REG_P.
27434
27435Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27436
27437 * alias.c (handled_component_p, can_address_p): New functions.
27438 (get_alias_set): Use them.
27439
274402001-03-13 Jim Wilson <wilson@redhat.com>
27441
27442 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
27443 from 80 in try_locals code.
27444 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
27445
274462001-03-13 Zack Weinberg <zackw@stanford.edu>
27447
27448 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
27449 gcc_AC_C_LONG_LONG): New.
27450 * configure.in: Use them. Probe the size of short, int, long,
27451 and long long/__int64 if we have them. Move all the AC_C_*
27452 checks together, except gcc_AC_C_CHAR_BIT which has to go
27453 after AC_CHECK_HEADERS(limits.h).
27454 Take hwint.h out of host_xm_file and build_xm_file.
27455
27456 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
27457 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
27458 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
27459 Move the HOST_WIDEST_INT setup logic here from system.h.
27460 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
27461 defined.
27462 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
27463 is now handled by hwint.h.
27464
27465 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
27466 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
27467 config/ia64/xm-ia64.h: Don't define any of:
27468 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
27469 HOST_BITS_PER_LONGLONG.
27470
27471 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
27472 config/h8300/xm-h8300.h, config/mips/iris6.h,
27473 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
27474 config/sparc/xm-sp64.h: Delete.
27475 * config.gcc: Remove references to deleted files.
27476
27477 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
27478 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
27479 * config/i370/xm-linux.h: Clarify floating-point situation in
27480 a comment.
27481
274822001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
27483
27484 * cppfiles.c (NO_INCLUDE_PATH): New macro.
27485 (find_include_file): Decide here which part of the include
27486 chain to start the search. Complain about an empty include
27487 chain in all cases apart from an abolsute file name.
27488 (_cpp_execute_include): Don't choose the search chain here.
27489 Don't call handle_missing_include in the case of an empty
27490 include chain.
27491 (_cpp_compare_file_date): Don't choose the search chain here.
27492 * cpplib.c (do_include_next): Move the in-main-file diagnostic
27493 here from _cpp_execute_include. Behave like #include if
27494 we're in the main file.
27495
274962001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27497
27498 * system.h (malloc, realloc, calloc, strdup): Only poison these
27499 tokens when IN_GCC is defined.
27500
27501Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
27502
27503 * i386.md (abs?f expander): Support SSE case.
27504 (abd?f_if): Add new "USE"; add splitters.
27505
275062001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27507
27508 * cpp.texi (poison): Explain the macro expansion exception.
27509
275102001-03-13 Jakub Jelinek <jakub@redhat.com>
27511
27512 * expr.c (store_expr): Add dont_store_target. If temp is already in
27513 target before copying to reg, don't store it into target again.
27514
275152001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
27516
27517 * cppinternals.texi: Update for file handling.
27518
275192001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
27520
27521 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
27522 2001-02-24 which broke building the Java library.
27523 * function.c (identify_blocks): Likewise.
27524 (all_blocks): Likewise.
27525 * integrate.c (integrate_decl_tree): Likewise.
27526 * print-tree.c (print_node): Likewise.
27527 * tree.h (BLOCK_NUMBER): Likewise.
27528 (struct tree_block): Likewise.
27529
275302001-03-12 David Edelsohn <edelsohn@gnu.org>
27531
27532 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
27533 __WCHAR_TYPE__ definition.
27534 (WCHAR_TYPE_SIZE): #undef before #define.
27535
275362001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
27537
27538 * cppfiles.c: Update comments.
27539 (destroy_include_file_node): Rename destroy_node.
27540 (find_or_create_entry): New function.
27541 (open_file, _cpp_fake_include): Use it.
27542 (handle_missing_header): New function, broken out of
27543 _cpp_execute include. Don't segfault if there is no
27544 system or quoted path.
27545 (_cpp_execute_include): Use handle_missing_header.
27546
275472001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
27548
27549 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
27550 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
27551
27552Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27553
27554 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
27555 unless anti_dependence says they are.
27556 * alias.c (objects_must_conflict): If neither has a type specified,
27557 they must conflict.
27558
275592001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
27560 David Billinghurst <David.Billinghurst@riotinto.com>
27561
27562 * config/mips/iris5.h: Change WCHAR_TYPE to int.
27563
27564Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
27565
27566 * i386.md (trunctfdf2_2): Rename missnamed pattern.
27567 (*_one_bit): Remove type on the match_operand in attributes.
27568
27569Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
27570
27571 * i386.c: Commit forgotten hunk in previous patch.
27572 (regclass_map): Add extended registers.
27573 (dbx_register_map): Add missing frame register.
27574
27575Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
27576
27577 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
27578
27579 * i386.md (x86_sahf_1): Disable for 64bit.
27580 (popsi*, pophi*): Likewise.
27581 (pushqi, pushhi): Likewise.
27582 (movdi, pushdi): Likewise.
27583 (zero extend DImode splitter): Likewise.
27584 (adddi, minusdi splitter): Likewise.
27585 (umulsidi): Likewise.
27586 (umulsi): New.
27587 (mulsidi): Disable for 64bit
27588 (lshift:DI/ashift:DI): Disable for 64bit.
27589 (loop patterns): Likewise.
27590 (call_pop, call_value_pop expanders and patterns): Likewise.
27591 (prologue_get_pc): Likewise.
27592 (leave): Likewise.
27593 (fcmovDI pattern and splitter): Likewise.
27594 (movdfcc_1_rex64): New.
27595
27596Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
27597
27598 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
27599 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
27600 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
27601 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
27602 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
27603 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
27604 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
27605 (PUSH_ROUNDING): x86_64 rounds to 64bits.
27606 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
27607 (REGPARM_MAX): Set to 6 for x86_64.
27608 (SSE_REGPARM_MAX): Set to 16 for x86_64.
27609 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
27610 registers.
27611
27612 * (patterns that does use upper halves): Update constraints
27613 'q' to 'Q' and 'r' to 'R'.
27614 (cmpqi_ext_1): Disable for 64bit.
27615 (cmpqi_ext_3_insn): Likewise.
27616 (movqi_extzv_1): Likewsie.
27617 (addqi_ext_1): Liekwsie
27618 (testqi_ext_1): Liekwsie
27619 (andqi_ext_1): Liekwsie
27620 (xorqi_ext_1): Liekwsie
27621 (cmpqi_ext_1_rex64): New.
27622 (cmpqi_ext_3_insn_rex64): Likewise.
27623 (movqi_extzv_1_rex64): Likewsie.
27624 (addqi_ext_1_rex64): Liekwsie
27625 (testqi_ext_1_rex64): Liekwsie
27626 (andqi_ext_1_rex64): Liekwsie
27627 (xorqi_ext_1_rex64): Liekwsie
27628
276292001-03-11 Zack Weinberg <zackw@stanford.edu>
27630
27631 * configure.in: Move check for unsigned enumerated bitfields
27632 to macro in aclocal.m4. Disable it for now.
27633 * configure, config.in: Regenerate.
27634 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
27635 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
27636 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
27637 kind above its first use.
27638
27639 * config/xm-interix.h, config/alpha/xm-alpha.h,
27640 config/i370/xm-linux.h, config/i386/xm-beos.h,
27641 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
27642 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
27643 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
27644 Don't define ONLY_INT_FIELDS under any circumstances.
27645
27646 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
27647
27648 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
27649 config/sparc/xm-sysv4.h: Delete - now identical with some
27650 other xm header.
27651 * config.gcc (hppa targets): Replace xm-pahpux.h and
27652 xm-papro.h with implicit xm-pa.h.
27653 (sparc targets): Replace xm-sysv4.h with implicit or explicit
27654 xm-sparc.h.
27655
276562001-03-12 Aldy Hernandez <aldyh@redhat.com>
27657
27658 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
27659 before reload_cse_noop_set_p.
27660
276612001-03-11 Zack Weinberg <zackw@stanford.edu>
27662
27663 * config.gcc: Where xm-host.h used to include another
27664 xm-host.h, list the nested header directly in xm_file. Remove
27665 references to deleted files. Can now use sparc/xm-sp64.h for
27666 sparcv9-*-solaris*.
27667
27668 * config/xm-linux.h, config/arm/xm-linux.h,
27669 config/i386/xm-dos.h, config/i386/xm-gnu.h,
27670 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
27671 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
27672 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
27673 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
27674 Delete.
27675
27676 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
27677 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
27678 bother to wrap #undef in #ifdef.
27679 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
27680 Don't include xm-linux.h.
27681 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
27682
27683 * configure.in: Wrap regexps using [] in changequote block.
27684 Use expr : not echo | grep. Simplify regexps.
27685 * configure: Regenerate.
27686
27687 56 xm-files remain, 22 xm-arch.
27688
276892001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27690
27691 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
27692 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
27693 (local_index, local_rindex): Delete, use strchr/strrchr instead.
27694 (copy_object): Fix format specifier vs argument mismatch.
27695
27696 * mips-tdump.c: Make local functions static.
27697 (rindex): Don't #undef.
27698 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
27699 (fatal, fancy_abort): Delete.
27700 (read_seek): Avoid signed/unsigned compare.
27701
27702Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27703
27704 * combine.c (try_combine): Fix error in change to try original
27705 register.
27706 (gen_rtx_combine): Do same as gen_rtx for now.
27707
277082001-03-11 Zack Weinberg <zackw@stanford.edu>
27709
27710 * configure.in: AC_SUBST xm_defines.
27711 * configure: Regenerate.
27712 * Makefile.in: Set DEFINES=$(xm_defines) when building
27713 tconfig.h.
27714
277152001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
27716
27717 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
27718 (cpp_included, find_include_file): Update.
27719 (_cpp_compare_file_date): Make else unconditional.
27720
277212001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
27722
27723 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
27724
277252001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
27726
27727 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
27728 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
27729
27730Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
27731
27732 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
27733 if it's a record type.
27734
27735Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
27736
27737 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
27738 mingw includes slightly.
27739
277402001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27741
27742 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
27743 #undef token before poisoning it.
27744
277452001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27746
27747 * alpha.c (check_float_value): Use memcpy, not bcopy.
27748
27749 * m32r.c (m32r_sched_reorder): Likewise.
27750
27751 * vax.c (check_float_value): Likewise.
27752
277532001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
27754
27755 * toplev.c (file_name_nondirectory): Remove.
27756 * toplev.h: Similarly.
27757 * dwarf2out.c (compute_section_prefix): Use lbasename instead
27758 of file_name_nondirectory.
27759
27760Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27761
27762 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
27763 * mips-tfile.c: Don't #undef rindex; not used.
27764
27765Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
27766
27767 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
27768 (dbx64_register_map): Declare.
27769 (RETURN_ADDR_RTX): Fix for 64bit.
27770 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
27771 (INCOMING_FRAME_SP_OFFSET): Set to 8.
27772 * i386.c (dbx64_register_map): New global array.
27773 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
27774 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
27775 for 64bits.
27776
277772001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
27778
27779 * cppfiles.c (search_from): Use lbasename.
27780 * mkdeps.c (deps_add_default_target): Use lbasename.
27781
277822001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27783
27784 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
27785 xcalloc in lieu of malloc, realloc & calloc.
27786
27787 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
27788
27789 * gengenrtl.c (xmalloc): Likewise.
27790
27791 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
27792 really_call_* memory allocation routines.
27793
27794 * stmt.c (check_for_full_enumeration_handling): Use
27795 really_call_calloc, not calloc.
27796
27797 * system.h (really_call_malloc, really_call_calloc,
27798 really_call_realloc): Define.
27799 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
27800
27801Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
27802
27803 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
27804
278052001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
27806
27807 * configure: Rebuilt.
27808 * configure.in: Only use `lang_requires' for languages athat are
27809 actually enabled.
27810
278112001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
27812
27813 * invoke.texi: Fix typo.
27814 * gcc.1: Regenerate.
27815
278162001-03-09 Zack Weinberg <zackw@stanford.edu>
27817
27818 * configure.in: Prune nonexistent files from build_xm_file,
27819 xm_file, and host_xm_file lists. Warn unless they're
27820 $cpu/xm-$cpu.h.
27821 Don't generate *config.h here.
27822 AC_SUBST all variables needed to generate *config.h.
27823 * configure: Regenerate.
27824 * mkconfig.sh: New helper script, from code removed from
27825 configure.in.
27826 * Makefile.in: Zap all MALLOC variables - no longer used
27827 anywhere, and malloc.c doesn't exist.
27828 Substitute in variables needed to generate *config.h.
27829 Stop lying about the dependencies contained in CONFIG_H and
27830 GCONFIG_H.
27831 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
27832 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
27833 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
27834 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
27835 $(TM_P_H), etc. as appropriate.
27836
27837 * config.gcc: Zap references to deleted files.
27838 * ggc-none.c: Don't include rtl.h or tm_p.h.
27839
27840 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
27841 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
27842 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
27843 config/i386/xm-linux.h, config/i386/xm-linux.h,
27844 config/i386/xm-next.h, config/i386/xm-openbsd.h,
27845 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
27846 Don't include i386/xm-i386.h.
27847
27848 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
27849 config/i386/xm-i386.h, config/i860/xm-i860.h,
27850 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
27851 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
27852 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
27853 Delete (empty except comments, #includes of other deleted
27854 files, and macros used nowhere).
27855
27856Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
27857
27858 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
27859 independent on TARGET_FLAGS.
27860
27861Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
27862
27863 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
27864
27865 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
27866 extended ones.
27867 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
27868 TARGET_64BIT.
27869 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
27870 LAST_REX_SSE_REG): define.
27871 (enum reg_class): Add 'LEGACY_REGS'
27872 (REG_CLASS_CONTENTS): Likewise; add extended registers.
27873 (SSE_REGNO_P): Recognize extended registers.
27874 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
27875 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
27876 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
27877 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
27878 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
27879 REG_OK_FOR_STRREG_P): Remove.
27880 (HI_REGISTER_NAMES): Add extended registers.
27881 (ADDITIONAL_REGISTER_NAMES): Likewise.
27882 (QI_REGISTER_NAMES): Add 8bit extended registers.
27883 (DEBUG_REG): Support extended registers.
27884 * i386.c (regclass_map): Add extended registers.
27885 (dbx_register-map): Likewise.
27886 (svr4_dbx_register_map): Likewise.
27887 (print_reg): Support extended registers.
27888 (print_operand): Support 64bit operands.
27889
27890Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
27891
27892 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
27893 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
27894 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
27895 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
27896 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
27897 STACK_BOUNDARY): Set properly for 64bits.
27898 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
27899 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
27900 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
27901 (MOVE_MAX): Set to 16.
27902 (MOVE_MAX_PIECES): 8 for 64bit.
27903 (Pmode): Set to SImode.
27904
27905Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
27906
27907 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
27908
27909Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
27910
27911 * i386.h (mask_64bit): New constant.
27912 (target_64bit): New macro.
27913 (target_options): Add '64'/'32'
27914 (target_default): Define.
27915 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
27916 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
27917 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
27918
27919Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
27920
27921 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
27922
27923Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
27924
27925 * rtlanal.c (rtx_varies_p): Check operand 0 of a
27926 LO_SUM unless for_alias is set.
27927
279282001-03-08 Stan Shebs <shebs@apple.com>
27929
27930 * objc/objc-act.c: Fix old typos in comments, add comments for
27931 various functions.
27932 (hash_init): Fix file name in error message.
27933 (hash_enter): Ditto.
27934 (hash_add_attr): Ditto.
27935 (continue_class): Ditto.
27936
279372001-03-08 Bruce Korb <bkorb@gnu.org>
27938
27939 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
27940 wait4() can receive the signal.
27941
27942Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27943
27944 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
27945 entities.
27946 * fixinc/fixincl.x: Regenerate.
27947
27948Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27949
27950 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
27951 on Tru64 UNIX.
27952 * fixinc/fixincl.x: Regenerate.
27953
279542001-03-08 Richard Henderson <rth@redhat.com>
27955
27956 * configure.in (HAVE_AS_LEB128): New assembler check.
27957 * configure, config.in: Rebuilt.
27958
27959Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
27960
27961 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
27962 TFmode too.
27963
279642001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27965
27966 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
27967 references to the MAXPATHLEN macro.
27968
27969 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
27970 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
27971 the POSIX macro.
27972
27973 * config/i386/xm-gnu.h, config/xm-gnu.h,
27974 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
27975 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
27976 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
27977 and/or unused files.
27978
27979 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
27980 doing so in various xm-*.h files.
27981
27982Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27983
27984 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
27985
279862001-03-08 Alexandre Oliva <aoliva@redhat.com>
27987
27988 * configure.in (enable_shared): Support per-package shared-library
27989 enabling.
27990 * configure: Rebuilt.
27991
279922001-03-07 David Edelsohn <edelsohn@gnu.org>
27993
27994 * rs6000.md (cr logic): Add original POWER mnemonic alternative
27995 for crnot. Set operands[5] in splitter.
27996
279972001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27998
27999 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
28000 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
28001 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
28002 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
28003 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
28004 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
28005 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
28006 to the USG macro.
28007
28008 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
28009 config/i370/xm-i370.h, config/i386/xm-dgux.h,
28010 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
28011 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
28012 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
28013 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
28014 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
28015 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
28016 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
28017 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
28018 Delete unused and/or empty files.
28019
28020 * config.gcc: Define USG in xm_defines as appropriate. Define
28021 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
28022 macro. Remove deleted xm-* files from $xm_files variable.
28023
280242001-03-07 Tom Tromey <tromey@redhat.com>
28025
28026 * configure: Rebuilt.
28027 * configure.in: Allow config-lang.in to set `lang_requires' to list
28028 of other required languages.
28029
280302001-03-07 Andrew MacLeod <amacleod@redhat.com>
28031
28032 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
28033 after its emitted.
28034 (output_prologue): Use xmalloc not oballoc.
28035 (output_epilog): Free a29k_first_epilogue_insn when finished.
28036 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
28037
280382001-03-07 Brad Lucier <lucier@math.purdue.edu>
28039
28040 * builtins.c (expand_builtin_mathfn): Check
28041 flag_unsafe_math_optimizations, not flag_fast_math.
28042 (expand_builtin): Likewise
28043 * combine.c (combine_simplify_rtx): Likewise.
28044 (simplify_if_then_else): Likewise.
28045 * cse.c (fold_rtx): Likewise.
28046 * flags.h: Remove flag_fast_math. Add
28047 flag_unsafe_math_optimizations and flag_trapping_math.
28048 * fold-const.c (negate_expr): Check
28049 flag_unsafe_math_optimizations, not flag_fast_math.
28050 (invert_truthvalue): Likewise.
28051 (fold): Likewise. Before associating operands, check that
28052 code == MULT_EXPR, not code != MULT_EXPR.
28053 * ifcvt.c (noce_try_minmax): Check
28054 flag_unsafe_math_optimizations, not flag_fast_math.
28055 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
28056 * invoke.texi: Document -funsafe-math-optimizations and
28057 -fno-trapping-math. Change documentation for -ffast-math.
28058 * jump.c (reversed_comparison_code_parts): Likewise.
28059 (rtx_equal_for_thread_p): Likewise.
28060 * optabs.c (emit_conditional_move): Likewise.
28061 * simplify-rtx.c (simplify_binary_operation): Likewise.
28062 (simplify_relational_operation): Likewise.
28063 (simplify_ternary_operation): Likewise.
28064 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
28065 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
28066 Add trapping-math and unsafe-math-optimizations entries to f_options.
28067 (set_fast_math_flags): New, sets flags for -ffast-math.
28068 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
28069 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
28070 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
28071
28072 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
28073 (alpha_emit_conditional_move): Initialize local_fast_math to
28074 flag_unsafe_math_optimizations, not flat_fast_math.
28075 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
28076 instead of setting flag_fast_math to 1.
28077 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
28078 not flag_fast_math.
28079 * config/i386/i386.c (override_options): Likewise
28080 * config/i386/i386.md: Likewise.
28081 * config/m68k/m68k.md: Likewise.
28082 * config/mips/mips.md: Likewise.
28083 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
28084 (rs6000_generate_compare): Likewise.
28085
280862001-03-07 Laurynas Biveinis <lauras@softhome.net>
28087
28088 * Makefile.in: Set RANLIB to @RANLIB@.
28089 Remove RANLIB_TEST.
28090
280912001-03-07 Laurynas Biveinis <lauras@softhome.net>
28092
28093 * fixinc/inclhack.def (djgpp_wchar_h): New test.
28094 * fixinc/fixincl.x: Regenerated.
28095
280962001-03-07 Richard Henderson <rth@redhat.com>
28097
28098 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
28099
281002001-03-07 Richard Henderson <rth@redhat.com>
28101
28102 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
28103 of block notes and exception handling notes.
28104
28105 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
28106 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
28107 (compile_file): ... here.
28108
281092001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28110
28111 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
28112
28113 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
28114 config.h now. Include libiberty.h to handle alloca.
28115
281162001-03-06 Zack Weinberg <zackw@stanford.edu>
28117
28118 * c-parse.in (yylexname): New function, split out of _yylex.
28119 (objc_rid_sans_at): New table.
28120 (init_reswords): Initialize it.
28121 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
28122 retrieving the next token and checking it for significance as
28123 an ObjC keyword or string constant.
28124
28125 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
28126 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
28127
28128 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
28129 to CPP_OSTRING.
28130
281312001-03-06 Stephen L Moshier <moshier@mediaone.net>
28132
28133 * config/m68k/m68k.c (const_uint32_operand): Accept any
28134 const_int on a 32-bit host.
28135
281362001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
28137
28138 * objc/objc-act.c (init_objc): Set save_lang_status,
28139 restore_lang_status, and mark_lang_status.
28140
281412001-03-06 Krister Walfridsson <cato@df.lth.se>
28142
28143 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
28144
281452001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
28146
28147 * cppinternals.texi: Update.
28148
281492001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28150
28151 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
28152 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
28153 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
28154 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
28155 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
28156 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
28157 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
28158 config/i386/xm-i386.h, config/i860/xm-i860.h,
28159 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
28160 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
28161 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
28162 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
28163 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
28164 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
28165 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
28166 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
28167 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
28168 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
28169 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
28170 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
28171 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
28172 match the defaults provided in hwint.h.
28173
28174 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
28175 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
28176
28177 * config.gcc (xm_file): Don't set to files which are deleted.
28178
28179 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
28180 guard this file against these macros being undefined.
28181
281822001-03-06 Zack Weinberg <zackw@stanford.edu>
28183
28184 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
28185 and DECL_DEFER_OUTPUT on the decl we create, before calling
28186 rest_of_decl_compilation.
28187
281882001-03-06 Zack Weinberg <zackw@stanford.edu>
28189
28190 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
28191 AC_FUNC_ALLOCA.
28192 * configure, config.in: Regenerate.
28193 * config.gcc: Remove references to deleted files.
28194
28195 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
28196 genrecog.c, rtl.c: Do not use alloca anywhere.
28197
28198 * Makefile.in, build-make, system.h, config/x-interix,
28199 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
28200 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
28201 config/arc/xm-arc.h, config/arm/xm-arm.h,
28202 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
28203 config/h8300/xm-h8300.h, config/i370/x-oe,
28204 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
28205 config/i386/x-ncr3000, config/i386/x-sco5,
28206 config/i386/xm-dgux.h, config/i860/x-sysv4,
28207 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
28208 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
28209 config/m68k/x-hp320g, config/m69k/x-mot3300,
28210 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
28211 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
28212 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
28213 config/m88k/x-sysv4, config/m88k/x-tekXD88,
28214 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
28215 config/mips/x-iris, config/mips/x-iris3,
28216 config/mips/x-sni-svr4, config/mips/x-sysv,
28217 config/mips/xm-iris6.h, config/mips/xm-mips.h,
28218 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
28219 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
28220 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
28221 config/pa/xm-papro.h, config/romp/xm-romp.h,
28222 config/rs6000/x-aix31, config/rs6000/x-aix41,
28223 config/rs6000/x-beos, config/rs6000/x-lynx,
28224 config/rs6000/x-mach, config/rs6000/x-rs6000,
28225 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
28226 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
28227 config/sparc/x-sysv4, config/sparc/xm-linux.h,
28228 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
28229 config/vax/xm-vms.h: Eradicate all references to alloca and
28230 related stuff.
28231
28232 * config/xm-alloca.h, config/clipper/x-clix,
28233 config/i386/xm-sysv4.h, config/i860/x-fx2800,
28234 config/i860/x-sysv3, config/m88k/x-sysv3,
28235 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
28236 (contained only alloca related hacks).
28237
28238 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
28239 USE_C_ALLOCA.
28240
282412001-03-05 Brad Lucier <lucier@math.purdue.edu>
28242
28243 * invoke.texi: Document __FAST_MATH__.
28244
282452001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28246
28247 * crtstuff.c: Restore include of auto-host.h.
28248
282492001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
28250
28251 Put main() in a separate file, so that the language
28252 front-end can use a different main().
28253
28254 * main.c: New.
28255 * toplev.c: (main): Rename as toplev_main.
28256 * toplev.h: Declare toplev_main.
28257 * Makefile.in (OBJS): add toplev.o.
28258 (BACKEND): remove toplev.o, add main.o.
28259
282602001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
28261
28262 * cppfiles.c (search_from): Special case the empty string.
28263
282642001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
28265
28266 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
28267 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
28268 strlen or strcpy; we already know the length.
28269 (_cpp_compare_file_date): Similarly.
28270 * cpphash.h (struct cpp_reader): Delete done_initialising.
28271 (CPP_PREV_BUFFER): Delete.
28272 * cppinit.c (cpp_start_read): Don't set done_initialising.
28273 * cpplex.c (parse_string): Guarantee null-termination.
28274 (_cpp_equiv_toklists): Remove.
28275 * cpplib.c (glue_header_name): Null-terminate.
28276 (do_line): Don't leak memory.
28277 * cpplib.h (BT_WEAK): Delete.
28278 * cppmain.c (cb_ident): Strings are now null-terminated.
28279
282802001-03-04 Laurynas Biveinis <lauras@softhome.net>
28281
28282 * gcc.c (convert_filename): Append executable suffix
28283 if NO_AUTO_EXE_SUFFIX is not defined.
28284 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
28285 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
28286
282872001-03-03 David O'Brien <obrien@FreeBSD.org>
28288
28289 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
28290 * c-parse.gperf, c-gperf.h: Delete.
28291 (c-gperf.h was accidently re-added to the CVS repo in the rev
28292 1.16 commit by tromey)
28293
282942001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
28295
28296 * cpplex.c (_cpp_lex_token): Don't warn about directives in
28297 macro arguments when looking for the '('.
28298 * cppmacro.c (funlike_invocation_p): Set parsing_args to
28299 2 when really parsing arguments; 1 when looking for '('.
28300 Always restore the lexer position.
28301
283022001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
28303
28304 * longlong.h (umul_ppmm): Don't use a multiline string.
28305
283062001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
28307
28308 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
28309 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
28310 t_bool in declaration because pcc can't combine volatile with typedef
28311 types.
28312
28313Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
28314
28315 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
28316 until when it is really needed.
28317 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
28318 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
28319 * i386.md (float?i?f splitter): Don't force source operand to memory
28320 for SSE.
28321 (sse_movdfcc): Fix constraint.
28322 (sse_movdfcc splitter): Handle properly the second alternative.
28323
283242001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
28325
28326 * cpplex.c (parse_string): Unconditionally pedwarn.
28327
283282001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
28329
28330 * cpp.texi: Update.
28331 * cppexp.c (parse_number): Update.
28332 * cpplex.c (parse_string): Pedwarn if multiline string does not
28333 result from a system header's macro.
28334 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
28335 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
28336 for function-like macros too.
28337 * c-lex.c (lex_number): Update.
28338
283392001-03-03 Richard Henderson <rth@redhat.com>
28340
28341 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
28342
28343Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
28344
28345 * combine.c (try_combine): If split with mode-changed scratch
28346 register didn't work, try the original mode.
28347
28348Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
28349
28350 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
28351 * config/c4x/c4x.h: Likewise.
28352 * stor-layout.c (compute_record_mode): Likewise.
28353 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
28354
283552001-03-02 Zack Weinberg <zackw@stanford.edu>
28356
28357 * configure.in: Kill tm.h. Include the files in the $tm_file
28358 list in all three of config.h, hconfig.h, tconfig.h, after the
28359 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
28360 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
28361 * configure: Regenerate.
28362 * Makefile.in (clean): Don't delete tm.h.
28363
28364 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
28365 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
28366 those are not defined, set SEC and FEC to 0 and 1.
28367 * gcc.texi: Update to match.
28368
28369 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
28370 * config/fp-bit.c, config/m68k/aux-crt2.asm,
28371 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
28372 Include tconfig.h, not tm.h.
28373
28374 * config/xm-lynx.h, config/xm-std32.h,
28375 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
28376 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
28377 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
28378 config/clipper/xm-clix.h, config/convex/xm-convex.h,
28379 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
28380 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
28381 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
28382 config/i386/xm-i386.h, config/i860/xm-i860.h,
28383 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
28384 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
28385 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
28386 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
28387 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
28388 config/pa/xm-linux.h, config/pa/xm-pa.h,
28389 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
28390 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
28391 config/pj/xm-pj.h, config/romp/xm-romp.h,
28392 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
28393 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
28394 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
28395 config/v850/xm-v850.h, config/vax/xm-vax.h,
28396 config/we32k/xm-we32k.h:
28397 Don't include tm.h.
28398 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
28399
28400 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
28401 config/i370/xm-oe.h: Don't include tm.h. Don't define
28402 SUCCESS_EXIT_CODE.
28403 * config/vax/xm-vms.h: Don't include tm.h.
28404
28405 * config/xm-lynx.h, config/avr/xm-avr.h,
28406 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
28407 Delete; made empty by above changes.
28408 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
28409 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
28410 Don't include config/xm-lynx.h or tm.h.
28411
28412 * config/xm-gnu.h: Don't include fcntl.h.
28413 * config/sparc/xm-lynx.h: Don't include sys/types.h and
28414 sys/wait.h.
28415 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
28416
284172001-03-02 Richard Henderson <rth@redhat.com>
28418
28419 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
28420 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
28421
284222001-03-02 Richard Henderson <rth@redhat.com>
28423
28424 * Makefile.in (OBJS): Add dwarf2asm.o.
28425 * dwarf2asm.c, dwarf2asm.h: New files.
28426 * dwarf2out.c (*): Use them.
28427 (size_of_uleb128, size_of_sleb128): Remove.
28428 (output_uleb128, output_sleb128): Remove.
28429 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
28430 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
28431 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
28432 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
28433 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
28434 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
28435 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
28436 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
28437 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
28438 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
28439 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
28440 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
28441 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
28442 (dwarf2out_frame_debug): Remove unused variables.
28443 (output_loc_operands): Don't abort on 8 byte constants if
28444 host integers are wide enough.
28445 (output_symbolic_ref): Remove.
28446 (size_of_die): Don't assume 4 byte host integers.
28447 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
28448 and end labels.
28449 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
28450 something stupid with HOST_WIDE_INT to long truncation.
28451 [CONST_DOUBLE]: Likewise.
28452
28453 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
28454 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
28455 * config/arm/unknown-elf.h: Likewise.
28456 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
28457 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
28458 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
28459 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
28460 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
28461 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
28462 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
28463 (ASM_OUTPUT_DWARF_OFFSET): Remove.
28464 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
28465 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
28466 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
28467 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
28468
284692001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
28470
28471 * cselib.c (hash_rtx): Cast enums to unsigned int.
28472
284732001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
28474
28475 * print-rtl.c (print_rtx): Cast enums to int for comparison.
28476 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
28477 shifts.
28478 * c-format.c (C_STD_VER): Cast to int for comparisons.
28479 (check_function_format): Cast various enums to int for &.
28480 (maybe_read_dollar_number): Likewise.
28481 (check_format_info): Likewise.
28482 (check_format_info_main): Likewise.
28483 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
28484 (safe_from_p): Likewise.
28485 * varasm.c (const_hash): Cast enum to int for %.
28486 * emit-rtl.c (init_emit_once): Use int loop variable to work around
28487 pcc enum problems with < and ++ operators.
28488 * regclass.c (init_reg_sets_1): Cast enums for comparison.
28489 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
28490 (regclass_init): Change enum class to int to iterate over reg_classes.
28491 * genrecog.c (merge_trees): Cast enums for comparison.
28492 * rtl.h (GET_CODE): Cast to enum rtx_code.
28493 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
28494 (GET_MODE): Cast to enum machine_mode.
28495 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
28496 (GET_NOTE_INSN_NAME): Cast enum to int.
28497 * tree.h (TREE_CODE): Cast to enum tree_code.
28498 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
28499 * timevar.c (timevar_print): Change loop variable id from enum to
28500 unsigned int.
28501 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
28502 * config/i386/i386.md: Use PUT_MODE for mode assignment.
28503 * toplev.c (compile_file): Cast enum DFI to int.
28504 (decode_d_option): Likewise.
28505
28506Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
28507
28508 * cppinit.c (append_include_chain): Mark "after" include file name list
28509 as a system directory.
28510 * cpp.texi: Document new behavior.
28511
28512Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
28513
28514 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
28515
285162001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
28517
28518 * cppfiles.c (struct include_file): Update.
28519 (stack_include_file): Use search_from.
28520 (cpp_included, find_include_file): Update.
28521 (cpp_execute_include): Update. ptr->name may not be
28522 null terminated. Use the new search_from member variable
28523 of cpp_buffer.
28524 (_cpp_compare_file_date): Similarly.
28525 (search_from): New function, similar to actual_directory.
28526 (actual_directory): Delete.
28527 (remap_filename): Update. loc->name may not be null terminated.
28528 (struct file_name_list): Rename search_path. Update.
28529 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
28530 search_from and dir.
28531 (struct cpp_reader): Remove actual_dirs.
28532 * cppinit.c (struct cpp_pending): Update for renamed objects.
28533 (append_include_chain, remove_dup_dir, remove_dup_dirs,
28534 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
28535 * cpplib.h (struct cpp_options): Similarly.
28536
285372001-03-01 Zack Weinberg <zackw@stanford.edu>
28538
28539 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
28540 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
28541 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
28542 config/clipper/xm-clix.h, config/convex/xm-convex.h,
28543 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
28544 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
28545 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
28546 config/i370/xm-linux.h, config/i370/xm-mvs.h,
28547 config/i370/xm-oe.h, config/i386/xm-aix.h,
28548 config/i386/xm-i386.h, config/i386/xm-osf.h,
28549 config/i860/xm-i860.h, config/i960/xm-i960.h,
28550 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
28551 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
28552 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
28553 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
28554 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
28555 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
28556 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
28557 config/pj/xm-pj.h, config/romp/xm-romp.h,
28558 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
28559 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
28560 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
28561 config/v850/xm-v850.h, config/vax/xm-vax.h,
28562 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
28563 Do not define TRUE or FALSE.
28564
28565 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
28566 empty by above change.
28567 * config.gcc: Remove references to these files.
28568
28569 * configure.in: Detect stdbool.h.
28570 * configure, config.in: Regenerate.
28571 * system.h: Include stddef.h here if available.
28572 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
28573 Then set up a sensible boolean type at the very end.
28574
28575 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
28576 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
28577
28578 * hash.h: Delete 'boolean' typedef and related #undefs.
28579
28580 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
28581 all uses of 'boolean' with 'bool'.
28582
285832001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
28584
28585 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
28586 * cppexp.c (lex): Cast enums for comparison.
28587 * cppinit.c (parse_option): Cast enum for comparison.
28588 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
28589 (cpp_output_token): Likewise.
28590 (cpp_can_paste): Cast enums for comparsion and plus/minus.
28591 (cpp_avoid_paste): Cast enums for minus and comparison.
28592
285932001-03-01 Zack Weinberg <zackw@stanford.edu>
28594
28595 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
28596 field to all array elements.
28597
285982001-03-01 Zack Weinberg <zackw@stanford.edu>
28599
28600 * cpphash.h (struct cpp_reader): Add print_version field.
28601 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
28602 just set print_version and other flags as appropriate.
28603 (cpp_post_options): Print version here if print_version is set.
28604
28605 * toplev.c (exit_after_options): New flag.
28606 (independent_decode_option): Don't exit here; just set
28607 exit_after_options.
28608 (main): Exit after calling lang_hooks.post_options if
28609 exit_after_options is true.
28610
28611 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
28612 (merge_include_chains): Adjust comment to match code.
28613
286142001-03-01 Zack Weinberg <zackw@stanford.edu>
28615
28616 * stringpool.c (set_identifier): New function.
28617 * tree.h: Prototype it.
28618
28619 * c-parse.in: Kill D_YES. If compiled for objc, call
28620 save_and_forget_protocol_qualifiers from init_reswords.
28621 * objc/objc-act.c (remember_protocol_qualifiers,
28622 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
28623 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
28624 vice versa.
28625 (save_and_forget_protocol_qualifiers): New function.
28626 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
28627
286282001-03-01 Diego Novillo <dnovillo@redhat.com>
28629
28630 * c-semantics.c (prune_unused_decls): Return error_mark_node
28631 instead of (tree) 1 to stop traversing the tree chain.
28632
286332001-03-01 Bernd Schmidt <bernds@redhat.com>
28634
28635 Fix a problem introduced by Kenner's Feb 18 change.
28636 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
28637 flag_cse_skip_blocks only temporarily, not for ever.
28638
28639Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
28640
28641 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
28642 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
28643
28644 * pa.c (emit_move_sequence): Verify operand0 is a hard register
28645 before determining its register class.
28646
286472001-03-01 Bernd Schmidt <bernds@redhat.com>
28648
28649 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
28650 from reg 4 if current_function_calls_setjmp.
28651 (gen_nop_type): New function.
28652 (ia64_emit_nops): New function.
28653 (ia64_reorg): Call it.
28654 (ia64_sched_reorder): Move code that rotates bundles up a bit.
28655
28656 * reload1.c (eliminate_regs_in_insn): Restrict the special case
28657 code not to try to optimize adds with anything but a REG destination.
28658
28659 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
28660 (INSN_PRIORITY_KNOWN): New accessor macro.
28661 * haifa-sched.c (priority): Use it instead of testing priority against
28662 zero.
28663
286642001-02-28 DJ Delorie <dj@redhat.com>
28665
28666 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
28667 since that doesn't work the way gcc wants on a generic m68k.
28668
286692001-02-28 Richard Henderson <rth@redhat.com>
28670
28671 * caller-save.c (save_call_clobbered_regs): Fix typo in
28672 comparison last change.
28673
28674Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
28675
28676 * i386.c (pentium4_cost): New.
28677 (m_PENT4): New macro.
28678 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
28679 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
28680 x86_integer_DFmode_moves, x86_partial_reg_dependency,
28681 x86_memory_mismatch_stall): Add Pentium4
28682 (x86_use_q_reg, x86_use_any_reg): Kill.
28683 (override_options): Add pentium4.
28684 (incdec_operand): Return 0 for pentium4.
28685 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
28686 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
28687 (TARGET_PENTIUM4): Define.
28688 (enum processor_type): Add PROCESSOR_PENTIUM4.
28689 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
28690 * i386.md (attribute "cpu"): Add pentium4.
28691 * invoke.texi (march): Add pentium4.
28692
28693Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
28694
28695 * i386.md (sse_mov?fcc*): New patterns and splitters.
28696 * i386.c (ix86_expand_movcc): Work post-reload; recognize
28697 the SSE based conditional moves.
28698
28699Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
28700
28701 * i386.md (attribute mode): Add "TI".
28702 (movsf_1): Add pxor support; remove constant propagation splitter.
28703 (movdf_integer): Likewise.
28704 (movdf_nointeger): Likewise.
28705 (movxf constant prop splitter): Handle all modes; update for SSE.
28706 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
28707 * i386.c (standard_80387_constant_p): Rewrite.
28708 (standard_sse_constant_p): New.
28709 * i386-protos.h (standard_sse_constant_p): New.
28710
28711Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
28712
28713 * i386.md (sse_setccsf, sse_setccdf): New.
28714 (sse_cmp* patterns): Use '%D' instead of outputtting condition
28715 flag directly.
28716 * i386.c (sse_comparison_operator): Accept the supported unordered
28717 comparses; be ready for fast_math.
28718 (print_operand): Support 'D'.
28719
28720Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
28721
28722 * jump.c (reversed_comparison_code): Kill.
28723
28724Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
28725
28726 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
28727 for STACK_REGS
28728
28729Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
28730
28731 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
28732 add missing '%' in constraints.
28733
28734Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
28735
28736 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
28737 for HOST_BITS_PER_WIDE_INT == 32 too.
28738
28739Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
28740
28741 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
28742 NREGS.
28743 (insert_save, insert_restore): New parameter save_mode.
28744 (init_caller_save): Update initialization of reg_save_code
28745 and reg_restore_code.
28746 (save_call_clobbered_regs): Compute save_modes and update calls to
28747 reg_save_code and reg_restore_code.
28748 (insert_restore): Unsignetize numbers; use save_modes to choose mode
28749 of spill; update use of reg_restore_code.
28750 (insert_save): Likewise.
28751 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
28752 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
28753 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
28754
28755Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
28756
28757 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
28758 noce_try_store_flag_inc, noce_try_store_flag_mask,
28759 noce_try_cmove_arith):
28760 Use reversed_comparison_code instead of reverse_comparison and
28761 can_reverse_comparison_p.
28762
28763Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
28764
28765 * jump.c (reversed_comparison_code_parts): Allow reversal of
28766 unordered compares in -ffast-math mode; reverse ordered compares
28767 for FP even w/o -ffast-math.
28768
287692001-02-27 Richard Henderson <rth@redhat.com>
28770
28771 * print-rtl.c (print_rtx) [i]: Don't print field five on
28772 NOTEs other than NOTE_INSN_DELETED_LABEL.
28773
287742001-02-27 Zack Weinberg <zackw@stanford.edu>
28775
28776 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
28777 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
28778
287792001-02-27 Diego Novillo <dnovillo@redhat.com>
28780
28781 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
28782 even if walk_subtrees is 0.
28783 * c-semantics.c (prune_unused_decls): Return a non-null value to
28784 stop traversing the tree chain.
28785
287862001-02-27 DJ Delorie <dj@redhat.com>
28787
28788 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
28789 register, *then* define it as the new CFA.
28790
28791Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
28792
28793 * pa.c (override_options): Promote -fpic to -fPIC.
28794 (legitimize_pic_address): Simplify due to removal of
28795 small PIC as a code generation option.
28796 (secondary_reload_class): Similarly.
28797 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
28798 (PRINT_OPERAND_ADDRESS): Similarly.
28799 * pa.md (various patterns): Similarly.
28800 (small pic lo_sum pattern): Remove.
28801
28802Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
28803 Fergus Henderson
28804
28805 * md.texi (min, max): Document
28806
28807Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
28808
28809 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
28810 TARGET_PARTIAL_REG_DEPENDENCY.
28811 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
28812
28813Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
28814
28815 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
28816
288172001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
28818
28819 * mips.c (mips_make_temp_file): Fix thinko in last change.
28820
288212001-02-26 Jason Eckhardt <jle@redhat.com>
28822
28823 * combine.c (known_cond): Do not reverse the condition when
28824 SMAX/UMAX is being considered and the condition is for equality
28825 or inequality.
28826
28827 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
28828
288292001-02-26 Philip Blundell <philb@gnu.org>
28830
28831 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
28832 "armv2-*-linux".
28833 * config/arm/linux-elf.h: Remove historical relics related to
28834 above configurations.
28835 * config/arm/linux-oldld.h: Delete.
28836 * config/arm/linux-elf26.h: Delete.
28837
288382001-02-26 Jason Merrill <jason@redhat.com>
28839
28840 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
28841 definitions.
28842 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
28843 recognize a tentative definition. Lose obsolete code.
28844
28845 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
28846 variables unless necessary, either.
28847
288482001-02-25 Richard Henderson <rth@redhat.com>
28849
28850 * ifcvt.c (struct noce_if_info): Add test_bb.
28851 (noce_get_alt_condition): New.
28852 (noce_try_minmax, noce_try_abs): New.
28853 (noce_operand_ok): New.
28854 (noce_process_if_block): Use them.
28855 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
28856
28857Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
28858
28859 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
28860 include.
28861
288622001-02-25 Zack Weinberg <zackw@stanford.edu>
28863
28864 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
28865 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
28866 properly.
28867 (mips_asm_file_end): Free temp_filename here.
28868
28869Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
28870
28871 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
28872 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
28873
28874 * config/i386/i386.md (movstrsi): Handle FAIL case.
28875
288762001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
28877
28878 * cppinit.c (builtin_array): Update.
28879 (init_builtins): Flag builtins to warn if redefined or
28880 undefined. Define __GXX_WEAK as a normal macro.
28881 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
28882 * cpplib.h (NODE_WARN): New flag.
28883 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
28884 Handle __STDC__ as a builtin only on Solaris.
28885 (warn_of_redefinition): Renamed from check_macro_definition.
28886 Reverse sense of test. Always warn if NODE_WARN.
28887 (_cpp_create_definition): Use warn_of_redefinition. Flag
28888 any macro beginning with "__STDC_" to require a mandatory
28889 warning if redefined or undefined.
28890
288912001-02-24 Zack Weinberg <zackw@stanford.edu>
28892
28893 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
28894 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
28895 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
28896 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
28897 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
28898 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
28899 Don't define any of:
28900 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
28901 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
28902 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
28903 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
28904 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
28905
28906 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
28907 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
28908 definitions.
28909
28910 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
28911 Delete now-empty file.
28912
28913 * alpha/vms.h: Define NEED_ATEXIT here...
28914 * alpha/xm-vms.h: ...not here.
28915
28916 * i386/cygwin.h: Don't define PARAMS.
28917 * mips/mips.c: Don't prototype mktemp. Don't define
28918 P_tmpdir. Use make_temp_file to create temporary files.
28919 Don't be clever and delete temporary files early.
28920 * config.gcc: Drop references to deleted files. Don't define
28921 FULL_PROTOTYPES.
28922 * gcc.texi: Don't mention USE_PROTOTYPES.
28923
28924Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
28925
28926 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
28927 (ix86_set_move_mem_attrs_1): Likewise.
28928 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
28929 * config/i386/i386.md (movstrsi): Call it.
28930
289312001-02-24 Zack Weinberg <zackw@stanford.edu>
28932
28933 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
28934 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
28935 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
28936 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
28937
28938 (i750a-*-*): Error here if hosting on i750a.
28939 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
28940
28941 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
28942 Remove (empty modulo comments).
28943
28944 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
28945 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
28946 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
28947 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
28948 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
28949 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
28950
28951 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
28952 Remove reference to winnt.h in comment.
28953 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
28954
289552001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
28956
28957 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
28958 used to set another biv.
28959
28960Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
28961
28962 * tree.h (BLOCK_DEAD): New macro.
28963 (struct tree_block): New flag, dead_flag.
28964 * print-tree.c (print_node, case 'b'): Print missing fields.
28965 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
28966 * function.c (identify_blocks): Enable test for misplaced notes.
28967 (all_blocks): Skip BLOCK_DEAD blocks.
28968 * integrate.c (integrate_decl_tree): Likewise.
28969
28970 * errors.c (internal_error, trim_filename): New functions.
28971 (fancy_abort): Call internal_error.
28972 * errors.h (internal_error, trim_filename): New declarations.
28973
289742001-02-24 Alexandre Oliva <aoliva@redhat.com>
28975
28976 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
28977 2000-08-26's patch.
28978 (EXTRA_CONSTRAINT): Formatting changes.
28979
289802001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28981
28982 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
28983
289842001-02-23 Per Bothner <per@bothner.com>
28985
28986 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
28987 so they can be called from java/jvspec.c.
28988 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
28989
28990Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
28991
28992 * i386.c (ix86_frame): New structure.
28993 (ix86_compute_frame_size): Kill.
28994 (ix86_compute_frame_layout): New.
28995 (ix86_save_reg): New.
28996 (ix86_can_use_return_insn_p): Use frame layout stuff.
28997 (ix86_expand_prologue): Likewise.
28998 (ix86_expand_epilogue): Likewise.
28999 (ix86_initial_elimination_offset): Likewise.
29000 (ix86_nsaved_regs): Use ix86_save_reg.
29001 (ix86_emit_save_regs): Likewise.
29002
29003Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
29004
29005 * flow.c (find_sub_basic_blocks): New function.
29006 (split_block): Be ready for basic block introduced by CODE_LABEL.
29007 (commit_one_edge_insertion): Call find_sub_basic_block.
29008
29009 * flow.c (make_edges): Add edge from entry for blocks starting with
29010 label having ALTERNATE_NAME
29011
29012Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
29013
29014 * function.c (epilogue_done): Be ready for first basic block not
29015 containing PROLOGUE_END note.
29016 (reposition_prologue_and_epilogue_notes): Avoid placing
29017 PROLOGUE_END note between BASIC_BLOCK.
29018
29019Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
29020
29021 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
29022
290232001-02-21 DJ Delorie <dj@redhat.com>
29024
29025 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
29026 check for current_function_has_nonlocal_goto from 1999-11-12.
29027
29028Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29029
29030 * diagnostic.c (trim_filename): No longer static.
29031 * toplev.h (trim_filename): Declare.
29032 * rtl.c (rtl_check_failed_bounds): Call internal_error.
29033 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
29034 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
29035 (rtvec_check_failed_bounds): Likewise.
29036 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
29037
29038 * convert.c (convert_to_integer): Don't do unsigned unless result or
29039 both inputs are unsigned.
29040
29041 * fold-const.c (fold_convert): Don't call size_int_type_wide if
29042 input overflows.
29043
29044 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
29045
29046 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
29047
290482001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
29049
29050 * Makefile.in (resource.o): Add params.h dependence.
29051 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
29052 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
29053 * resource.c: Add dependence on params.h.
29054 (current_live_regs): Fix explanatory comment.
29055 (find_basic_block): Add new parameter to permit limiting search
29056 for a BARRIER.
29057 (mark_target_live_regs): Add new argument to find_basic_block call.
29058 (incr_ticks_for_insn): Likewise.
29059
290602001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
29061
29062 * diagnostic.c (output_to_stream): Rename to
29063 output_buffer_to_stream. Loses the stream parameter.
29064 (init_output_buffer): Set diagnosic_buffer's stream.
29065 (flush_diagnostic_buffer): Adjust.
29066 (default_print_error_function): Likewise.
29067 (finish_diagnostic): Likewise.
29068 (verbatim): Likewise.
29069
29070 * diagnostic.h (struct output_buffer): Add `stream' field.
29071 (output_buffer_attached_stream): New macro.
29072
290732001-02-23 Jakub Jelinek <jakub@redhat.com>
29074
29075 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
29076 check if either operand is divisible by C.
29077 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
29078 If type is signed, consider negative numbers as well.
29079
290802001-02-22 Richard Henderson <rth@redhat.com>
29081
29082 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
29083 reach .text instead of gp-relative relocs.
29084 * config/ia64/crtend.asm (.init): Likewise.
29085
290862001-02-22 Andreas Jaeger <aj@suse.de>
29087
29088 * extend.texi (C++ Attributes): Fix typo.
29089
290902001-02-21 David Mosberger <davidm@hpl.hp.com>
29091
29092 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
29093 functions, drop current_function_args_info.words test.
29094 (ia64_compute_frame_size): Mark syscall_linkage functions as
29095 using eight input registers.
29096
290972001-02-21 Loren J. Rittle <ljrittle@acm.org>
29098 Bruce Korb <bkorb@gnu.org>
29099
29100 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
29101 * fixinc/README: Document how to convert sed substitutions
29102 to format style c_fix-es.
29103 * fixinc/fixincl.x: regen
29104
291052001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
29106
29107 * gcc.c: Add comment explaining how to add a command-line option.
29108 Add title to specs language comment.
29109
291102001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
29111
29112 * gcc.c (cc1_options): Add "-param".
29113 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
29114 (option_map): Likewise.
29115 * toplev.c (display_help): Add entry for "--param".
29116 (independent_decode_option): Fix typographical error.
29117
29118Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
29119 Bernd Schmidt <bernds@redhat.com>
29120 Jan Hubicka <jh@suse.cz>
29121
29122 * i386.c (function_arg_advance): Pass SSE arguments in registers.
29123 (function_arg): Likewise.
29124
29125Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
29126
29127 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
29128
291292001-02-21 Kazu Hirata <kazu@hxi.com>
29130
29131 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
29132 character.
29133 (xorsi3): Likewise.
29134
29135Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
29136
29137 * flow.c (init_propagate_block_info): Canon address and use single_set
29138 for killing dead memory stores.
29139
291402001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
29141
29142 * Makefile.in (reorg.o): Add params.h dependence.
29143 * params.def: Fix typographical error in comment.
29144 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
29145 * params.h: Modify introductory comment.
29146 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
29147 * reorg.c: Add dependence on params.h.
29148 (redundant_insn): Add parameterized throttle for search.
29149 (fill_simple_delay_slots): Add a comment explaining a variable.
29150 Move conditional out of loop, simplifying code.
29151 (fill_eager_delay_slots): Fix typographical error in comment.
29152
291532001-02-20 Aldy Hernandez <aldyh@redhat.com>
29154
29155 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
29156
29157 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
29158 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
29159
291602001-02-21 Jason Merrill <jason@redhat.com>
29161
29162 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
29163 (struct tree_decl): Add uninlinable bitfield.
29164 * c-decl.c (duplicate_decls): Set it.
29165 * integrate.c (function_cannot_inline_p): Check it.
29166
29167 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
29168 DW_AT_MIPS_linkage_name to abstract methods.
29169 (dwarf2out_abstract_function): Emit class context before calling
29170 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
29171 (gen_subprogram_die): Remove obsolete code.
29172 (gen_member_die): Don't include clones in the member list.
29173 (gen_decl_die): Emit abstract info for clone origin.
29174 * dwarfout.c (output_type): Don't include clones in the member list.
29175 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
29176 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
29177 DECL_ABSTRACT on a function that already has it set.
29178
29179 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
29180 (get_subprogram_die): Pass it in.
29181
291822001-02-21 Richard Earnshaw <rearnsha@arm.com>
29183
29184 * flow.c (mark_set_1): Make not_dead unsigned long. For
29185 non-pseudos, use it as a bitmask of the hard regs that
29186 don't die.
29187
291882001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
29189
29190 * cppfiles.c: Update comments.
29191 (_cpp_read_file): Don't check for NULL filenames any more.
29192 * cppinit.c (cpp_start_read): Don't do canonicalization of
29193 in_fname and out_fname. Use the passed file name exclusively.
29194 (_cpp_handle_options): Don't treat "-" as a command line option,
29195 but as a normal filename.
29196 (_cpp_post_options): Canonicalize in_fname and out_fname.
29197 * cppmain.c (printer_init): Don't check out_fname for NULL.
29198 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
29199 (init_c_lex): Update, and use "" to represent stdin to CPP.
29200 (yyparse): Update.
29201
292022001-02-20 Will Cohen <wcohen@redhat.com>
29203
29204 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
29205 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
29206 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
29207 fixunstfsi_libfunc.
29208
292092001-02-20 Stan Shebs <shebs@apple.com>
29210
29211 * config/rs6000/rs6000.c (output_cbranch): Output branches
29212 on separate lines instead of using ';' to separate.
29213
292142001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
29215
29216 * cppinit.c (set_lang): Move builtin handling to...
29217 (init_builtins): ...here.
29218 (_cpp_create_reader): Move call to set_lang.
29219
292202001-02-20 Mark Mitchell <mark@codesourcery.com>
29221
29222 * stmt.c (expand_return): If an attempt is made to return the
29223 error_mar_node, treat the return like a return without a value.
29224
292252001-02-19 Zack Weinberg <zackw@stanford.edu>
29226
29227 * sibcall.c (skip_copy_to_return_value): Call
29228 identify_call_return_value here, and return orig_insn if it
29229 returns zero. Hardret and softret arguments now unnecessary.
29230 (call_ends_block_p): Don't call identify_call_return_value here.
29231
29232 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
29233 's' slots in RTXen.
29234 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
29235 * ggc.h (ggc_mark_if_gcable): Delete prototype.
29236
29237Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
29238
29239 * pa.c (move_operand): Accept code to load the address of a
29240 symbol out of the DLT as a valid move operand.
29241 (print_operand, case 'A'): New to handle generating a DLT
29242 reference for a LO_SUM expression.
29243 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
29244 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
29245
292462001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
29247
29248 * README, cpp.texi, gcc.texi, version.c: Update version number to
29249 3.1.
29250 * cpp.1, gcov.1, gcc.1: Regenerate.
29251
292522001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
29253
29254 * cppfiles.c (stack_include_file): Generate dependencies
29255 here, and manage include_count here too.
29256 (PRINT_THIS_DEP): Delete.
29257 (_cpp_execute_include): Do not generate dependencies here,
29258 apart from the case of a missing header. Do not manage
29259 include_count.
29260 (_cpp_read_file): Leave dependency generation to
29261 stack_include_file.
29262
29263Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
29264
29265 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
29266 target_cpu_default. Remove dead assignment to
29267 target_cpu_default.
29268
29269Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
29270
29271 * regclass.c (contains_reg_of_mode): Make global.
29272 (init_reg_sets): Remove contains_reg_of_mode; take into account
29273 CLASS_MAX_NREGS when looking for the proper mode.
29274 (dump_regclass): Dump only classes considered for the pseudo.
29275 (regclass): Use contains_reg_of_mode.
29276
29277Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
29278
29279 * gcc.c (do_spec_1): 'n' for printing notices.
29280 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
29281
29282Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
29283
29284 * reg-stack.c (next_flags_user): Use current_block->end
29285 (swap_rtx_condition): Look for next user if flags don't die;
29286 give up on CALL_INSNs; use current_block->end.
29287
29288Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29289
29290 * sibcall.c (call_ends_block_p): New function.
29291 (optimize_sibling_and_tail_recursive_call): Use it.
29292
292932001-02-18 Kazu Hirata <kazu@hxi.com>
29294
29295 * config/h8300/h8300.md: Update copyright.
29296 (andsi3): Do not output an extra newline character.
29297
29298Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29299
29300 * toplev.c (note_deferral_of_defined_inlined_function): Argument
29301 FNDECL may be unused.
29302
29303 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
29304 follow jumps after first run.
29305 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
29306 it doesn't change any jumps.
29307
29308Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
29309
29310 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
29311 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
29312 (mostlyclean): Corresponding changes.
29313 * rtlanal.c (hard-reg-set.h): Include.
29314 (rtx_unstable_p): Do not treat the argument pointer specially
29315 if it is not a fixed register.
29316 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
29317
29318Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29319
29320 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
29321 against last real insn in basic block.
29322 Rework to avoid gotos.
29323
29324 * Makefile.in (gcse.o): Now includes ggc.h.
29325 * gcse.c: Include ggc.h.
29326 (want_to_gcse_p): Verify expression can be in SET as valid insn.
29327 (try_replace_reg): Remove warning of uninitialize variable.
29328 (process_insert_insn): Call invalid_insn_p to validate insn.
29329 * recog.c (insn_invalid_p): Now global.
29330 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
29331 * recog.h (insn_invalid_p): New declaration.
29332
29333 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
29334
29335 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
29336 assignments from FP constants since 'Y' output code can't handle it.
29337 (eligible_for_sibcall_delay): Likewise.
29338
29339 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
29340 Call fancy_abort directly, passing args.
29341 (print_rtl_and_abort): Now a macro, like fancy_abort.
29342
29343 * final.c (output_operand_lossage): Use internal_error, not error.
29344
293452001-02-18 Shane Nay <shane@agendacomputing.com>
29346
29347 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
29348 structure shift insns.
29349
293502001-02-18 Mark Mitchell <mark@codesourcery.com>
29351
29352 * invoke.texi (-fsquangle): Remove documentation.
29353 (-fname-mangling-version): Likewise.
29354
293552001-02-18 Lars Brinkhoff <lars@nocrew.org>
29356
29357 * optabs.c (expand_abs): Remove reference to
29358 HAVE_contitional_arithmetic.
29359 * combine.c (simplify_set): Likewise.
29360
293612001-02-18 Richard Henderson <rth@redhat.com>
29362
29363 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
29364 would be disrupted.
29365
293662001-02-18 Richard Henderson <rth@redhat.com>
29367
29368 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
29369
29370 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
29371
29372 * reload1.c (reload_cse_simplify_set): Fix typo.
29373
29374Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29375
29376 * diagnostic.c (_fatal_insn): Decrement errorcount.
29377
29378 * invoke.texi (-I): Add note avoiding use for system header files.
29379
29380 * rtl.h (add_clobbers): Remove duplicate declaration.
29381 * recog.h (added_clobbers_hard_reg_p): New declaration.
29382 * genemit.c (struct clobber_pat): New field has_hard_reg.
29383 (gen_insn): Record if added clobbers clobber hard reg.
29384 (gen_split): Avoid unused warning if number of operands is 0.
29385 (output_added_clobbers_hard_reg_p): New function.
29386 (main): Call it.
29387
293882001-02-18 Alan Modra <alan@linuxcare.com.au>
29389
29390 * pa.c (hppa_expand_prologue): Simplify code storing return
29391 pointer. For large (>=8k) frames with a post_store, adjust stack
29392 pointer by 8k-64 first rather than by 64. When testing with
29393 VAL_14_BITS_P, always use the actual value rather than the value
29394 negated. Add blockage to prevent scheduling of spills before
29395 stack frame has been created.
29396 (hppa_expand_epilogue): Simplify code loading return pointer.
29397 Allow a slightly larger range for merge_sp_adjust_with_load case.
29398 When testing with VAL_14_BITS_P, always use the actual value.
29399
29400 * pa.c (pa_adjust_insn_length): Check that block move
29401 pattern is a set before looking at operands.
29402
294032001-02-17 Mark Mitchell <mark@codesourcery.com>
29404
29405 * fold-const.c (fold_binary_op_with_conditional_arg): New
29406 function, split out from ...
29407 (fold): ... here.
29408 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
29409 conditional arms that throw exceptions.
29410
29411 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
29412 looking at a BLOCK.
29413
294142001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29415
29416 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
29417 define HAVE_DECL_* to 1 to mask potential backup declarations.
29418 * configure: Regenerated.
29419
294202001-02-17 Mark Mitchell <mark@codesourcery.com>
29421
29422 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
29423
294242001-02-17 Richard Henderson <rth@redhat.com>
29425
29426 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
29427 when replacing a memory load with a register.
29428
29429Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29430 Jan Hubicka <jh@suse.cz>
29431
29432 * recog.c (validate_replace_src_1): New.
29433 (validate_replace_src_data): Likewise.
29434 (validate_replace_src): Use note_uses.
29435 * rtl.h (note_uses): Declare.
29436 * rtlanal.c (note_uses): New.
29437
29438Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
29439
29440 * reg-stack.c (stack_def): Make field reg unsigned.
29441 (remove_regno_note): Unsignetize parameter.
29442
294432001-02-16 Jes Sorensen <jes@linuxcare.com>
29444
29445 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
29446 shladd_operand() call.
29447
294482001-02-16 Bruce Korb <bkorb@gnu.org>
29449 Rodney Brown <RodneyBrown@mynd.com>
29450
29451 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
29452 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
29453 machine restrictions
29454 * fixinc/fixincl.x: regen
29455
29456Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29457
29458 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
29459 Don't CSE a nop.
29460 (hash_scan_insn): Clean up calls to hash_scan_set.
29461 (compute_kill_rd): REGNO now unsigned.
29462 (try_replace_reg): Rework to use simplify_replace_rtx.
29463 (cprop_jump, cprop_cc0_jump): Likewise.
29464 (cprop_insn): Call find_reg_equal_equiv_note.
29465 Reflect changes to cprop_jump and cprop_cc0_jump.
29466
29467 * recog.c (validate_replace_src): Replace in operands of
29468 ZERO_EXTRACT in SET_DEST.
29469
29470 * cse.c (new_label_ref): New variable.
29471 (insert): Set it instead of recorded_label_ref.
29472 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
29473 CODE_LABEL for this function, and not already in REG_LABEL note.
29474
294752001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
29476
29477 * resource.c (mark_referenced_resources): Fix typo in introductory
29478 comment.
29479 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
29480 string constant.
29481
294822001-02-16 Jason Merrill <jason@redhat.com>
29483
29484 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
29485 NULL.
29486 (gen_subprogram_die): Don't abort on seeing a second definition if
29487 the previous one was abstract. Don't replace an abstract instance
29488 in the lookup table.
29489
29490 * dwarf2out.c (dwarf2out_abstract_function): Rename from
29491 gen_abstract_function.
29492 * dwarf2out.h: Declare it.
29493 * toplev.c (note_outlining_of_inline_function): New fn.
29494 * toplev.h: Declare it.
29495 * integrate.c (output_inline_function): Call it.
29496 * c-decl.c (duplicate_decls): Call it when redefining an extern
29497 inline. Don't inline the new defn.
29498
29499 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
29500
295012001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
29502
29503 * .gdbinit: Rename to gdbinit.in.
29504 * gdbinit.in: New file,
29505 * configure.in: Generate .gdbinit from gdbinit.in.
29506 * configure: Regenerated.
29507 * Makefile.in (distclean): Always remove .gdbinit.
29508
295092001-02-16 Jakub Jelinek <jakub@redhat.com>
29510
29511 * objc/objc-act.c (start_class): Register implemented_classes with
29512 GC.
29513
295142001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
29515
29516 * cppfiles.c (_cpp_make_system_header): Generate a file
29517 change callback.
29518
295192001-02-15 Jim Meyering <meyering@lucent.com>
29520
29521 * Makefile.in (install-common): Don't depend on installdirs here.
29522 Instead, make each of the lang.install-common targets (e.g.,
29523 c++.install-common in cp/Make-lang.in) depend on it.
29524 (install-driver): Depend on installdirs.
29525
29526Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29527
29528 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
29529
29530 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
29531 do in memory.
29532
295332001-02-15 Mark Mitchell <mark@codesourcery.com>
29534
29535 * invoke.texi (--param): Document.
29536
29537Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
29538
29539 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
29540
29541Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
29542
29543 * i386.md (extendsfdf2_2): Fix constraints.
29544
29545Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
29546
29547 * i386.md (fop_df_3 splitter): Fix operand number.
29548
29549Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
29550
29551 * invoke.texi (-mreg-alloc): Nuke.
29552 * i386.c (ix86_reg_alloc_order, regs_allocated,
29553 order_regs_for_local_alloc): Nuke.
29554 (override_options): Kill reg_alloc code.
29555 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
29556 (REG_ALLOC_ORDER): SSE goes before I387.
29557 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
29558 (ix86_reg_alloc_order): Likewise.
29559 * i386-protos.h (ix86_reg_alloc_order): Kill.
29560
295612001-02-14 Richard Henderson <rth@redhat.com>
29562
29563 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
29564
29565Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
29566
29567 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
29568
29569Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
29570
29571 * i386-protos.h (ix86_memory_move_cost): Move offline.
29572 * i386.c (ix86_register_move_cost): Compute properly cost of
29573 SSE, MMX and i387 instructions.
29574 (*_cost): Add costs of SSE/MMX moves.
29575 (ix86_memory_move_cost): Move offline from ....; Likewise.
29576 * i386.h (MEMORY_MOVE_COST): .... here;
29577 (struct processor costs): Add new fields to represent costs
29578 of SSE/MMX moves.
29579
29580Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
29581
29582 * regclass.c (init_reg_sets_1): Reinstall the optimization of
29583 move_cost together with Matt Kraai's fix.
29584
295852001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
29586
29587 * Makefile.in (OBJS): Add params.o.
29588
295892001-02-14 Richard Henderson <rth@redhat.com>
29590 DJ Delorie <dj@redhat.com>
29591
29592 * jump.c (jump_optimize_1): When we delete a conditional jump
29593 preceding a non-conditional jump to effectively the same place,
29594 make sure that the combined jump skips any clobber insns between
29595 the two labels.
29596
295972001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
29598
29599 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
29600
296012001-02-14 Mark Mitchell <mark@codesourcery.com>
29602
29603 * Makefile.in (toplev.o): Depend on params.h.
29604 (intergate.o): Likewise.
29605 (params.o): New target.
29606 * flags.h (inline_max_insns): Remove.
29607 * integrate.c: Include params.h.
29608 Use MAX_INLINE_INSNS instead of inline_max_insns.
29609 * params.c: New file.
29610 * params.h: Likewise.
29611 * params.def: Likewise.
29612 * toplev.c: Include params.h.
29613 (lang_independent_params): New variable.
29614 (decode_f_option): Use the param machinery instead of setting
29615 max_inline_insns.
29616 (independent_decode_option): Handle "--param name=value".
29617 (main): Register language-independent parameters.
29618
29619Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
29620
29621 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
29622
296232001-02-14 Richard Henderson <rth@redhat.com>
29624
29625 * regclass.c (init_reg_sets_1): Revert last two changes.
29626
296272001-02-14 Jakub Jelinek <jakub@redhat.com>
29628
29629 * stor-layout.c (is_pending_size, put_pending_size): New functions.
29630 (variable_size): Call put_pending_size.
29631 * tree.h (is_pending_size, put_pending_size): Add prototypes.
29632 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
29633 sizes list, put newly created SAVE_EXPR there as well.
29634
296352001-02-14 Jakub Jelinek <jakub@redhat.com>
29636
29637 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
29638 (errata_find_address_regs): load_group has only 2 entries.
29639 (errata_emit_nops): Likewise. shladd is not problematic.
29640 Clear last_group if nop was emitted.
29641 (fixup_errata): load_group has only 2 entries.
29642 Optimize.
29643
296442001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
29645
29646 * c-lex.c (lex_number): Only warn traditionally for U suffix
29647 outside system macros.
29648 * cppexp.c (parse_number): Similarly.
29649 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
29650 * cppmacro.c (struct cpp_macro): New member node.
29651 (parse_args): Only warn about missing rest args if not
29652 a system macro.
29653 (funlike_invocation_p): Similarly for uninvoked funlike macros.
29654 (cpp_sys_objmacro_p): New.
29655 (_cpp_create_definition): Store the node with the macro defn.
29656 Remember if the macro is defined in a system header.
29657
296582001-02-13 DJ Delorie <dj@redhat.com>
29659
29660 * configure.in (check_languages): determine languages to check
29661 * Makefile.in (check-c++): alias for check-g++
29662 (check-f77): alias for check-g77
29663 (CHECK_TARGETS): depend on configured languages
29664
29665Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
29666
29667 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
29668 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
29669 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
29670 (sqrtextendsfdf2): Disable for SSE2.
29671
29672Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
29673
29674 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
29675 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
29676 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
29677 (sqrtextendsfdf2): Disable for SSE2.
29678
29679Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
29680
29681 * i386.md (movsfcc_1): Support integer cmove instruction.
29682 (movdfcc_1): Likewise; new splitter.
29683
29684Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
29685
29686 * i386.c (output_fp_compare): Support SSE.
29687 (prepare_fp_compare_args): SSE comparisons always support memory.
29688 * i386.h (TARGET_CMOVE): SSE imply cmove.
29689 * i386.md (cmp?f2): Enable for SSE too.
29690 (cmpfp_i*): Support SSE.
29691 (cmpfp_i_sse): New.
29692 (cmpfp_i_sse_only): New.
29693 (s*, b* fp expanters): Enable for SSE too.
29694 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
29695 New patterns.
29696
29697Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
29698
29699 * regclass.c (init_reg_sets_1): Silence warning.
29700
29701Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
29702
29703 * i386.md (sqrt?f2): Change to expander.
29704 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
29705
29706Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29707
29708 * rtlanal.c (find_reg_equal_equiv_note): New function.
29709 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
29710 (simplify_gen_relational, simplify_replace_rtx): Likewise.
29711 * rtl.h: Add declarations for above functions.
29712
29713Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
29714
29715 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
29716 conditionals.
29717 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
29718 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
29719 * flow.c (mark_regs_live_at_end): Likewise.
29720 (calculate_global_regs_live): Likewise.
29721 * gcse.c (compute_hash_table): Likewise.
29722 (compute_kill_rd): Likewise.
29723 * resource.c (mark_target_live_regs): Likewise.
29724 * rtl.h (INVALID_REGNUM): New macro.
29725
29726Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
29727
29728 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
29729
29730Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
29731
29732 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
29733 for SSE.
29734
29735Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
29736
29737 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
29738 too.
29739 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
29740 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
29741 (fop_sf_1_sse, fop_df_1_sse): New patterns
29742 (fop_*): Disable float_extend and float patterns for SSE compilation.
29743 * i386.c (output_387_binary_op): Support SSE.
29744
29745Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
29746
29747 * i386.md (dummy_extendsfdf2): Support SSE2
29748 (extendsfdf2): Enable if 80387 or SSE2.
29749 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
29750 and no MIX_I387_SSE2
29751 (extendsfdf2_1_sse_only): New pattern.
29752 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
29753 of SSE.
29754 (truncdfsf2_1): Support SSE.
29755 (truncdfsf2_2): Support SSE.
29756 (truncdfsf2_2_1_sse): New pattern.
29757 (fixtruncsfsi2): Always use SSE if available.
29758 (fix_truncsfsi_sse): New pattern.
29759 (fix_truncdfsi_sse): New pattern.
29760 (floatsis?f2): Support SSE.
29761 (floatsidf2_i387): New pattern.
29762 (floatsidf2_sse): Likewise.
29763
29764Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29765
29766 * configure.in: Use "have_gnat" variable, not "gnat".
29767 * configure: Regenerated.
29768
29769 * config/sparc/sparc.c (function_value): Treat all non-record
29770 aggregate types like used to treat UNION_TYPE.
29771
29772Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
29773
29774 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
29775 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
29776 (MASK_SSE2): New.
29777 (MASK_MIX_SSE_I387): New.
29778 (TARGET_SSE): SSE2 imply SSE.
29779 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
29780 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
29781 (enum reg_class): Add new classes.
29782 (REG_CLASS_NAMES): Likewise.
29783 (REG_CLASS_CONTENTS): Likewise.
29784 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
29785 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
29786 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
29787 (CLASS_MAX_NREGS): Use new macros.
29788 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
29789 * i386.md (pushsf, movsf): Support SSE.
29790 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
29791 splitters to use ANY_FP_REGNO_P.
29792 (movdf_nointeger, movdf_integer): Likewise.
29793
297942001-02-13 Alexandre Oliva <aoliva@redhat.com>
29795
29796 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
29797 (try_combine): Use it.
29798
29799Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
29800
29801 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
29802 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
29803 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
29804 (REGISTER_MOVE_COST): Likewise.
29805 * i386-protos.h (ix86_secondary_memory_needed,
29806 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
29807 * i386.c (ix86_secondary_memory_needed,
29808 ix86_preferred_reload_class, ix86_register_move_cost): New function.
29809
29810Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
29811
29812 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
29813 (HARD_REGNO_MODE_OK): Move offline to ....
29814 * i386.c (ix86_hard_regno_mode_ok) ... here;
29815 refuse all incorrect modes.
29816 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
29817
298182001-02-13 Richard Henderson <rth@redhat.com>
29819
29820 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
29821 entire operator; replicate that and match_dup the operands.
29822 (cmp_ccx_arith_op_set): Likewise.
29823 (cmp_cc_arith_op_not_set): Likewise.
29824 (cmp_ccx_arith_op_not_set): Likewise.
29825
298262001-02-13 Alexandre Oliva <aoliva@redhat.com>
29827
29828 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
29829
298302001-02-12 Geoffrey Keating <geoffk@redhat.com>
29831
29832 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
29833 (TARGET_NO_BITFIELD_WORD): New macro.
29834 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
29835 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
29836
29837Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29838
29839 * cselib.c: New file, from simplify-rtx.c.
29840 * simplify-rtx.c: Remove cselib parts.
29841 * Makefile.in: Add cselib.o.
29842
298432001-02-12 Geoffrey Keating <geoffk@redhat.com>
29844
29845 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
29846 (setup_incoming_varargs): Remove warning.
29847
29848 * config/rs6000/rs6000.c (validate_condition_mode): When
29849 flag_fast_math, allow floating-point conditionals to be reversed.
29850 (rs6000_generate_compare): When flag_fast_math, don't generate
29851 cror operations for FP conditionals.
29852
29853 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
29854 -mcall-i960.
29855 (ASM_SPEC): Likewise.
29856 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
29857 (CC1_SPEC): Likewise.
29858 (LINK_TARGET_SPEC): Likewise.
29859 (CPP_ENDIAN_SPEC): Likewise.
29860 * Makefile.in (check-consistency): New target.
29861
298622001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
29863
29864 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
29865 "return type defaults" warning for functions with return type
29866 defaulting to int.
29867 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
29868 function declarations by default rather than only when pedantic.
29869
29870Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
29871
29872 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
29873 arrays.
29874
298752001-02-12 Nathan Sidwell <nathan@codesourcery.com>
29876
29877 * extend.texi (Deprecated): Deprecate new initializer lists.
29878
298792001-02-12 Nathan Sidwell <nathan@codesourcery.com>
29880
29881 * mkdeps.c (deps_add_default_target): Robustify. Add
29882 basename component only.
29883 * cpp.texi (-M): Describe how default target is generated.
29884 * invoke.texi (-M): Likewise.
29885
298862001-02-12 Kazu Hirata <kazu@hxi.com>
29887
29888 * toplev.c (push_float_handler): Remove.
29889 (pop_float_handler): Remove.
29890 * toplev.h: Remove prototypes for the above functions.
29891
298922001-02-12 Jakub Jelinek <jakub@redhat.com>
29893
29894 * c-common.c (constant_fits_type_p): New function.
29895 (convert_and_check): Use it.
29896
298972001-02-11 Mark Mitchell <mark@codesourcery.com>
29898
29899 * Makefile.in (GXX_ABI_FLAG): Don't define.
29900 * configure.in (--enable-new-gxx-abi): Remove option.
29901 * config.in: Regenerated.
29902 * configure: Likewise.
29903
299042001-02-12 Alexandre Oliva <aoliva@redhat.com>
29905
29906 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
29907 basic block.
29908 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
29909 regular basic block, and arrange for all edges into it to switch
29910 to normal mode.
29911
299122001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
29913
29914 * Makefile.in (distclean): Do not remove .gdbinit.
29915
299162001-02-11 Mark Mitchell <mark@codesourcery.com>
29917
29918 * Makefile.in (gcc.o): Fix typos.
29919 (protize.o): Likewise.
29920 (unprotoize.o): Likewise.
29921
299222001-02-11 Richard Henderson <rth@redhat.com>
29923
29924 * tree.c (build1): Check for null operand in last change.
29925
299262001-02-11 Richard Henderson <rth@redhat.com>
29927
29928 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
29929 (fold): Don't assume a constant isn't foldable.
29930 * tree.c (build): Set TREE_CONSTANT for an expression with no
29931 side-effects and constant operands.
29932 (build1): Likewise.
29933
299342001-02-10 Richard Henderson <rth@redhat.com>
29935
29936 * jump.c (squeeze_notes): Revert 2000-05-12 change.
29937
299382001-02-10 Anthony Green <green@redhat.com>
29939
29940 * cpp.texi (Standard Predefined): Add documentation for
29941 __OPTIMIZE_SIZE__.
29942
29943 * c-common.c (combine_strings): Improve warning message.
29944
299452001-02-10 Geoffrey Keating <geoffk@redhat.com>
29946
29947 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
29948 --oformat.
29949 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
29950
29951Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
29952
29953 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
29954 CYGWIN_CROSS_DIR.
29955
299562001-02-09 Alexandre Oliva <aoliva@redhat.com>
29957
29958 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
29959 fp_mode attribute.
29960
299612001-02-09 Nick Clifton <nickc@redhat.com>
29962
29963 * config/arm/arm.md: Change output contraint on post inc
29964 load/store multiple patterns to be a read/write contraint.
29965
299662001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
29967
29968 * gcc.c (cpp_options): Delete .d files on error. Don't delete
29969 .o files when using the -M options.
29970
299712001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
29972 David Edelsohn <edelsohn@gnu.org>
29973
29974 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
29975 handle DImode constants. Use one TOC entry for SImode and smaller
29976 constants, aligned properly.
29977
299782001-02-08 Jason Merrill <jason@redhat.com>
29979
29980 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
29981 about the SP adjustment for saving the static chain pointer.
29982 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
29983 offset when setting a temporary CFA register.
29984
299852001-02-08 Chandrakala Chavva <cchavva@redhat.com>
29986
29987 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
29988 powerpc-*-chorusos* .
29989 * config/rs6000/chorus.h : New file.
29990 * config/i386/chorus.h : New file.
29991 * config/sparc/chorus.h : New file.
29992 * config/sparc/t-chorus-elf : New file.
29993
299942001-02-08 David Edelsohn <edelsohn@gnu.org>
29995
29996 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
29997 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
29998 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
29999 (__WCHAR_TYPE__): Correct macro name.
30000
300012001-02-08 Richard Henderson <rth@redhat.com>
30002
30003 * config/i386/i386.c (ix86_frame_pointer_required): New.
30004 (ix86_setup_frame_addresses): New.
30005 (struct machine_function): Add accesses_prev_frame.
30006 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
30007 ix86_frame_pointer_required.
30008 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
30009 (SETUP_FRAME_ADDRESSES): New.
30010 * config/i386/i386-protos.h: Update.
30011 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
30012 from FRAME_POINTER_REQUIRED.
30013 * config/i386/svr3gas.h: Likewise.
30014 * config/i386/sysv3.h: Likewise.
30015 * config/i386/v3gas.h: Likewise.
30016
300172001-02-08 Richard Henderson <rth@redhat.com>
30018
30019 * config/sparc/sparc.c (function_arg_record_value_3): Fix
30020 calculation of the number of integer registers required.
30021 (function_arg_record_value): Likewise.
30022
300232001-02-08 Jason Merrill <jason@redhat.com>
30024
30025 * diagnostic.c (internal_error): Say "confused" after 1 error, not
30026 two. Print file and line with "confused" message.
30027
30028 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
30029
30030Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
30031
30032 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
30033
300342001-02-08 Bernd Schmidt <bernds@redhat.com>
30035
30036 * final.c (cleanup_subreg_operands): The address of a MEM can
30037 contain SUBREGs.
30038
30039 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
30040 for asms, too.
30041
300422001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
30043
30044 * gcc.texi (Incompatibilities): Update documentation of
30045 preprocessing numbers.
30046
300472001-02-07 Jakub Jelinek <jakub@redhat.com>
30048
30049 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
30050
300512001-02-07 Mark Mitchell <mark@codesourcery.com>
30052
30053 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
30054
30055 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
30056 * gcc.c (struct compiler): Add cpp_spec field.
30057 (input_file_compiler): New variable.
30058 (do_spec_1): Allow a particular compiler to handle `%C'
30059 specially.
30060 (main): Store the current compiler in input_file_compiler.
30061 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
30062
300632001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
30064
30065 * cpphash.h (struct spec_nodes): Add n_true and n_false.
30066 * cppinit.c (cpp_create_reader): Initialize them.
30067 (append_include_chain): cxx_aware arg might be unused.
30068 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
30069 keywords and give them their phase 7 meaning. Pedwarn about
30070 this unless '__bool_true_false_are_defined' is defined.
30071
300722001-02-07 Alexandre Oliva <aoliva@redhat.com>
30073
30074 * lcm.c (optimize_mode_switching): Emit mode_set before the
30075 JUMP_INSN of an abnormal edge.
30076
300772001-02-07 Bernd Schmidt <bernds@redhat.com>
30078
30079 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
30080 a scheduling barrier at the end.
30081
30082 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
30083
300842001-02-07 Alexandre Oliva <aoliva@redhat.com>
30085
30086 * config/sh/sh.md (reload_outsf): Removed.
30087 (movsf_ie): Introduce constraints for FPUL loads and stores.
30088 (reload_insf): Broaden the output constraint.
30089
30090 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
30091 defined.
30092 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
30093 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
30094
300952001-02-06 Chandrakala Chavva <cchavva@redhat.com>
30096
30097 * final.c: Revert my previous changes.
30098 * output.h: Make profile_label_no extern.
30099 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
30100 for generating label.
30101
301022001-02-06 Laurynas Biveinis <lauras@softhome.net>
30103
30104 * config/i386/djgpp.h: Add comments about standard paths.
30105 (MD_EXEC_PREFIX): Undefine before defining.
30106 (MD_STARTFILE_PREFIX): New.
30107
301082001-01-30 Bruce Korb <bkorb@gnu.org>
30109
30110 fixinc/fixincl.c(process): Emit error message only if appropriate :)
30111 (load_file): do not rely on load_file_data() to close file pointer
30112 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
30113 fixinc/inclhack.def(irix_limits_const): add test_text
30114
301152001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
30116
30117 * cppexp.c (parse_defined): Improve diagnostics for invalid
30118 syntax.
30119
301202001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
30121
30122 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
30123
301242001-02-06 Mark Mitchell <mark@codesourcery.com>
30125
30126 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
30127 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
30128 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
30129 (rs6000_output_symbol_ref): New function.
30130 (output_toc): Use VTABLE_NAME_P.
30131
30132Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
30133
30134 * print-tree.c (print_node, case PARM_DECL):
30135 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
30136
30137 * stor-layout.c (reference_types_internal): New variable.
30138 (internal_reference_types): New function.
30139 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
30140 * tree.h (internal_reference_types): New declaration.
30141
30142 * cse.c (find_best_addr): Fix typo in computing cost.
30143
30144Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
30145
30146 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
30147 and this is the sum of a pointer and a constant, we know the result
30148 did not overflow.
30149 (num_sign_bit_copies, case PLUS): Likewise.
30150 * explow.c (convert_memory_address): Remove opposite SUBREG.
30151 * function.c (instantiate_new_reg): New function (from common code).
30152 (instantiate_virtual_regs_1): Call it.
30153 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
30154 if pointers sign- or zero-extend.
30155 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
30156 If pointers extend unsigned, use inside of SUBREG.
30157 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
30158
301592001-02-05 Benjamin Kosnik <bkoz@redhat.com>
30160
30161 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
30162 subdir of gcc_gxx_include_dir.
30163 (gcc_gxx_target_include_dir): Remove.
30164
301652001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
30166
30167 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
30168 (dwarf2out_frame_debug_expr): Revise introductory comments to add
30169 a high-level description.
30170
301712001-02-05 Chandrakala Chavva <cchavva@redhat.com>
30172
30173 * final.c: Move the declaration of profile_label_no to ...
30174 * output.h: ... here.
30175 * function.c (expand_function_start): Call PROFILE_HOOK.
30176 * config/rs6000/aix.h: Define PROFILE_HOOK.
30177 * config/rs6000/rs6000-protos.h: output_profile_hook new.
30178 * config/rs6000/rs6000.c (output_profile_hook): Define.
30179 (output_prolog): Do nothing for ABI_AIX as it is taken care by
30180 output_profile_hook.
30181 tm.texi : Explain new macro PROFILE_HOOK.
30182
301832001-02-06 Hans-Peter Nilsson <hp@axis.com>
30184
30185 * extend.texi (Extended Asm): Do not say that semicolon is always
30186 a valid line-breaking character for GNU assemblers. Use
30187 newline-tab as the most commonly supported syntax. Use
30188 newline-tab rather than semicolon in multi-insn examples.
30189
301902001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
30191
30192 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
30193
301942001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
30195 David Edelsohn <edelsohn@gnu.org>
30196
30197 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
30198 code for AIX, even without flag_pic.
30199
302002001-02-05 Jakub Jelinek <jakub@redhat.com>
30201
30202 * c-typeck.c (common_type): push and pop binding level around
30203 calling common_type on function parameters.
30204
30205Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
30206
30207 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
30208
30209Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
30210
30211 * config/mips/mips.c (override_options): Fix typo in last change.
30212 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
30213 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
30214
302152001-02-05 Nathan Sidwell <nathan@codesourcery.com>
30216
30217 * invoke.texi (-fdump-class-layout): Document.
30218 (-fdump-translation-unit): Use `=' as filename separator.
30219
302202001-02-05 Mark Mitchell <mark@codesourcery.com>
30221
30222 * Makefile.in (s-mlib): Don't build multilibs if
30223 --disable-multilib.
30224 (DRIVER_DEFINES): Adjust accordingly.
30225 (gcc.o): Likewise.
30226 (protoize.o): Likewise.
30227 (unprotoize.o): Likewise.
30228 * configure.in: Recognize --enable-multilib.
30229
302302001-02-04 Mark Mitchell <mark@codesourcery.com>
30231
30232 * Makefile.in (DRIVER_DEFINES): Fix quoting.
30233
30234 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
30235 * configure.in: Remove --enable-libstdcxx_v3 support.
30236 * configure: Regenerated.
30237
30238Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
30239
30240 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
30241 Call abort instead of fatal.
30242 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
30243 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
30244 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
30245 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
30246 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
30247 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
30248
30249 * diagnostic.h (set_internal_error_function): Renamed.
30250 * toplev.h (internal_error): Renamed from fatal.
30251 (pfatal_with_name): Deleted.
30252 (fatal_io_error): Now has printf-style arguments.
30253 * diagnostic.c (pfatal_with_name): Deleted.
30254 (fatal_io_error): Rework to have args in printf-style.
30255 (set_internal_error_function): Renamed from set_fatal_function.
30256 (internal_error): Renamed from fatal.
30257 (error_recursion, fancy_abort): Call internal_error instead of fatal.
30258 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
30259 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
30260 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
30261 * flow.c (verify_flow_info): Likewise.
30262 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
30263 * config/mips/mips.c (save_restore_insns): Likewise.
30264
30265 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
30266 * flow.c (verify_flow_info): Likewise.
30267 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
30268 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
30269 (avr_normalize_condition): Likewise.
30270 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
30271 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
30272 (limit_reload_class, double_reg_to_memory): Likewise.
30273 (print_operand_address, emit_1600_code_shift): Likewise.
30274 (gen_tst_reg, gen_compare_reg): Likewise.
30275 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
30276 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
30277 Deleted.
30278 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
30279
30280 * c-parse.in (methoddef): Call fatal_error instead of fatal.
30281 * objc/objc-act.c (build_ivar_chain): Likewise.
30282 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
30283 pfatal_with_name.
30284 * graph.c (clean_graph_dump_file): Likewise.
30285 * profile.c (init_branch_prob): Likewise.
30286 * objc/objc-act.c (objc_init): Likewise.
30287
30288 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
30289 * config/avr/avr.c (avr_override_options): Likewise.
30290 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
30291 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
30292 * config/h8300/h8300.c (h8300_init_once): Likewise.
30293 * config/mips/mips.c (override_options): Likewise.
30294 * config/i386/i386.c (override_options): Likewise, rework.
30295 * config/m68k/m68k.c (override_options): Likewise.
30296
30297 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
30298 instead of fatal.
30299 * config/mips/mips.c (print_operand): Likewise.
30300 * hash.c (hash_allocate): Don't check for failure returns from
30301 obstack functions that can't fail.
30302 (hash_table_init_n, hash_table_init): Likewise; also now return void.
30303 * hash.h (hash_table_init_n, hash_table_init): Now return void.
30304 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
30305 (get_object_reference): Likewise.
30306
303072001-02-04 Nick Clifton <nickc@redhat.com>
30308
30309 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
30310 StrongARM1110, 10TDMI, and 1020T.
30311
303122001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30313
30314 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
30315
303162001-02-04 Alexandre Oliva <aoliva@redhat.com>
30317
30318 * config/sh/sh.md (movdf load split): Pass register number to
30319 FP_OR_XD_REGISTER_P.
30320
303212001-02-04 Mark Mitchell <mark@codesourcery.com>
30322
30323 * cppinit.c (BC): New macro.
30324 (builtin_array): Add __GXX_WEAK__.
30325 * cpplib.h (builtin_type): Add BT_WEAK.
30326 * cppmacro.c (builtin_macro): Handle BT_WEAK.
30327 * defaults.h (SUPPORTS_ONE_ONLY): Define.
30328 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
30329
303302001-02-03 Jakub Jelinek <jakub@redhat.com>
30331
30332 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
30333
303342001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
30335
30336 * cpphash.h: Rename _ALIGN POOL_ALIGN.
30337 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
30338
303392001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
30340
30341 * cpphash.h: Rename ALIGN _ALIGN.
30342 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
30343
30344Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
30345
30346 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
30347 compilation environment.
30348 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
30349 control over location of cygwin includes and libs.
30350
303512001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
30352
30353 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
30354
303552001-02-02 lars brinkhoff <lars@nocrew.org>
30356
30357 * md.texi (Standard Names): remove reference to spur.md.
30358
303592001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
30360
30361 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
30362 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
30363 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
30364 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
30365 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
30366
303672001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
30368
30369 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
30370 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
30371 number before reload.
30372 (c4x_adjust_cost): Return zero before reload.
30373 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
30374 split before reload.
30375
303762001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
30377
30378 * c4x.c (c4x_hard_regno_rename_ok): New.
30379 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
30380 * c4x.h (HARD_REGNO_RENAME_OK): Define.
30381
30382Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
30383
30384 * diagnostic.h: Add missing "extern" in all declarations.
30385
303862001-02-02 Alex Samuel <samuel@codesourcery.com>
30387
30388 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
30389 as for gcc_gxx_include_dir.
30390
303912001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
30392
30393 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
30394
303952001-02-02 Alexandre Oliva <aoliva@redhat.com>
30396
30397 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
30398 label before alignment to be used as the braf base address.
30399 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
30400 branches.
30401 (casesi_jump_2): Require at least TARGET_SH2.
30402
30403 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
30404 truncation to 32-bit doubles on -m3e and -m4-single-only.
30405
304062001-02-02 Mark Mitchell <mark@codesourcery.com>
30407
30408 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
30409 the default when building a shared object.
30410 (init_spec): Use it.
30411 * testsuite/lib/g++.exp: Include the directory where libgcc
30412 is located to the LD_LIBRARY_PATH list.
30413 * invoke.texi (-shared-libgcc): Document the cases in which
30414 GCC defaults to using the shared libgcc.
30415
304162001-02-02 Alexandre Oliva <aoliva@redhat.com>
30417
30418 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
30419 unsigned is wide enough.
30420 (BITS_PER_SI): New.
30421 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
30422 (si_to_float): Likewise.
30423 (float_to_si, float_to_usi): Use BITS_PER_SI.
30424
304252001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
30426
30427 * dwarf2out.c: Added explanation of abbreviations.
30428 (def_cfa_1): Added comments listing DWARF2 instructions.
30429 (cfa_temp_reg): Removed in favor of cfa_temp.
30430 (cfa_temp_value): Removed in favor of cfa_temp.
30431 (cfa_temp): New global variable.
30432 (dwarf2out_frame_debug_expr): Added extensive introductory
30433 comments explaining the function's transformations. Revised to
30434 use cfa_temp. Added some rtx checking. Generalize IOR case.
30435 (dwarf2out_frame_debug): Revised to use cfa_temp.
30436 (output_aranges): Cast as "unsigned" to avoid warning.
30437 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
30438 explain which instructions must be marked.
30439
304402001-02-01 Richard Henderson <rth@redhat.com>
30441
30442 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
30443 new instruction.
30444
304452001-02-01 Alexandre Oliva <aoliva@redhat.com>
30446
30447 * config/sh/crt1.asm (main_k): Modified so that start calls
30448 ___setup_argv_and_call_main.
30449
304502001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
30451
30452 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
30453 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
30454 and AVOID_LPASTE is cleared on meeting an unescaped newline.
30455 * cppmacro.c (builtin_macro): Set builtin flags here.
30456 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
30457 (replace_args): Clarify intent.
30458 (cpp_get_token): Macro expansion tokens get the saved flags.
30459 Update.
30460 * cppmain.c (scan_buffer): Remove now-redundant print.printed
30461 check.
30462
304632001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
30464
30465 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
30466 2001-Jan-29.
30467
30468Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
30469
30470 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
30471 returns Pmode pseudo, but we need ptr_mode.
30472 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
30473 Remove bogus conversions; use HOST_WIDE_INT for size.
30474 Don't use TARGET if wrong mode.
30475
30476 * config/i386/i386.c (ix86_compute_frame_size): Allow
30477 stack_alignment_needed to be non-default even if size is zero.
30478
304792001-01-31 Alan Modra <alan@linuxcare.com.au>
30480
30481 * pa.c (hppa_init_pic_save): New function.
30482 * pa.h (hppa_init_pic_save): Declare.
30483 * pa.md (call, call_value, sibcall, sibcall_value): Use
30484 the above instead of duplicated code.
30485
30486 * pa.c (hppa_encode_label): Correct size of alloca buffer
30487 so we don't overrun it. Correct leading `*' case.
30488 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
30489 need to handle `*@'.
30490 (FUNCTION_NAME_P): Likewise.
30491
304922001-01-31 Richard Henderson <rth@redhat.com>
30493
30494 * config.gcc (alpha-osf5): Use float-i128.h.
30495
30496 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
30497 * config/float-i32.h: Likewise.
30498 * config/float-i64.h: Likewise.
30499 * config/float-sh.h: Likewise.
30500 * config/float-sparc.h: Likewise.
30501
305022001-01-31 DJ Delorie <dj@redhat.com>
30503
30504 * expmed.c (extract_bit_field): allow non-integral modes if we
30505 want to extract a whole register from itself.
30506
305072001-01-31 Jakub Jelinek <jakub@redhat.com>
30508
30509 * c-typeck.c (set_init_index): If first is equal to last, assume as
30510 if it was not a range at all.
30511
305122001-01-31 Alexandre Oliva <aoliva@redhat.com>
30513
30514 * config/fp-bit.c: Include tm.h.
30515 (float_to_si): Don't assume SImode is 32-bits wide.
30516 (float_to_usi): Likewise.
30517
305182001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
30519
30520 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
30521 incomplete type.
30522 (typename): Call pending_xref_error after parsing typed_typespecs.
30523 * c-decl.c (lookup_tag): Give error immediately rather than
30524 leaving it pending if the tag of the wrong type is in the same
30525 binding level.
30526 (xref_tag): Don't pedwarn for forward declarations of enum types
30527 here.
30528 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
30529 and enum tags.
30530
305312001-01-31 Alexandre Oliva <aoliva@redhat.com>
30532
30533 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
30534
305352001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
30536
30537 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
30538 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
30539
305402001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
30541
30542 * cpphash.h (struct cpp_reader): New saved_flags.
30543 * cppmacro.c (cpp_get_token): Use saved_flags to remember
30544 to avoid a paste after a pasted token.
30545
305462001-01-31 Alexandre Oliva <aoliva@redhat.com>
30547
30548 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
30549 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
30550 Wtype_MIN instead of LONG_MIN.
30551
305522001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
30553
30554 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
30555 README file.
30556 * fixinc/fixincl.x: Regenerated.
30557 * fixinc/inclhack.def (irix_limits_const): New definition to
30558 convert "const" to "__const" in limits.h.
30559
305602001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
30561
30562 * fixinc/genfixes (AG): Fix "autogen4" thinko.
30563
305642001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
30565
30566 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
30567 when register dies in the insn.
30568
305692001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
30570
30571 * diagnostic.c (fatal): Fix word wrap.
30572
305732001-01-30 Alexandre Oliva <aoliva@redhat.com>
30574
30575 * combine.c (try_combine): Fix SUBREG setting for
30576 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
30577
305782001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
30579
30580 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
30581 comparison codes.
30582
305832001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
30584
30585 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
30586 is not NULL.
30587 * toplev.c (decode_W_option): Update warn_larger_than
30588 unconditionally for each processed switch.
30589
305902001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
30591
30592 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
30593 to NULL_RTX.
30594 (hppa_expand_prologue): Delete code to save pic offset table register
30595 in the function prologue.
30596 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
30597 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
30598 table register at the beginning of the function after the prologue.
30599
306002001-01-29 lars brinkhoff <lars@nocrew.org>
30601
30602 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
30603
306042001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
30605 Jeff Law <law@redhat.com>
30606
30607 * pa.md (return): Revise comment for trivial return.
30608 (return_internal): Non-trivial return pattern for non-PIC code.
30609 (return_internal_pic): Non-trivial return pattern for PIC code.
30610 It uses the PIC register to ensure it is restored after
30611 function calls.
30612 (epilogue): Generate appropriate return for PIC and non-PIC code.
30613
30614Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
30615
30616 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
30617
306182001-01-29 DJ Delorie <dj@redhat.com>
30619
30620 * combine.c (if_then_else_cond): Pass the correct mode to
30621 operand_subword() for constants.
30622
30623Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
30624
30625 * config/i386/cygwin.h: Add w32api to include search. Search different
30626 directories in a cross-build environment.
30627
306282001-11-29 Tim Josling <tej@melbpc.org.au>
30629
30630 * tree.h (TYPE_STUB_DECL): Add documentation.
30631
306322001-11-29 Laurynas Biveinis <lauras@softhome.net>
30633
30634 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
30635 (sdbout_field_types): Likwise. Fix use of host_integerp.
30636
306372001-01-29 Thomas Pfaff <tpfaff@gmx.net>
30638
30639 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
30640 cygwin.h.
30641
306422001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
30643
30644 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
30645 to use flag_gnu_linker.
30646
306472001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
30648
30649 * cpplib.c (T_BAD_DIRECTIVE): Remove.
30650 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
30651
306522001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
30653
30654 * tree.c, tree.h (build_parse_node): Remove; was identical to
30655 build_nt.
30656 * c-lang.c (start_cdtor), objc/objc-act.c
30657 (build_module_descriptor): Use build_nt instead of
30658 build_parse_node.
30659
306602001-01-29 Jakub Jelinek <jakub@redhat.com>
30661
30662 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
30663 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
30664 not have any upper bits set.
30665
306662001-01-29 Phil Edwards <pme@sources.redhat.com>
30667
30668 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
30669
306702001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30671
30672 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
30673
30674 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
30675
30676 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
30677 (integer_minus_one_node): Define.
30678
306792001-01-28 Alexandre Oliva <aoliva@redhat.com>
30680
30681 * Makefile.in (bootstrap2-lean): Fix typo.
30682
306832001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
30684
30685 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
30686 : Don't set fe_value.
30687 * cpplib.h (AVOID_LPASTE): New flag.
30688 (struct cpp_hashnode): Remove fe_value.
30689 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
30690 * cppmacro.c (builtin_macro): Don't set flags here.
30691 (replace_args): Set AVOID_LPASTE flag on first token of an
30692 argument, and the token following it.
30693 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
30694 macro expansion, and on the token following it. Do it for
30695 builtins too.
30696 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
30697
306982001-01-27 Richard Henderson <rth@redhat.com>
30699
30700 * config/alpha/t-ieee: Remove multilibbing.
30701 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
30702
307032001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30704
30705 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
30706
30707 * Makefile.in: Remove all dependencies on defaults.h.
30708 * builtins.c: Don't include defaults.h.
30709 * c-common.c: Likewise.
30710 * c-decl.c: Likewise.
30711 * c-pragma.c: Likewise.
30712 * c-typeck.c: Likewise.
30713 * combine.c: Likewise.
30714 * i386.c: Likewise.
30715 * frame-ia64.c: Likewise.
30716 * cppexp.c: Likewise.
30717 * crtstuff.c: Likewise.
30718 * dbxout.c: Likewise.
30719 * dwarf2out.c: Likewise.
30720 * dwarfout.c: Likewise.
30721 * emit-rtl.c: Likewise.
30722 * except.c: Likewise.
30723 * expr.c: Likewise.
30724 * final.c: Likewise.
30725 * frame-dwarf2.c: Likewise.
30726 * libgcc2.c: Likewise.
30727 * optabs.c: Likewise.
30728 * profile.c: Likewise.
30729 * sdbout.c: Likewise.
30730 * toplev.c: Likewise.
30731 * tradcif.y: Likewise.
30732 * tree.c: Likewise.
30733 * varasm.c: Likewise.
30734
307352001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30736
30737 * builtins.c (expand_builtin_fputs): Use size_one_node when
30738 transforming into fwrite.
30739
307402001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
30741
30742 * extend.texi (Attribute Syntax): New section.
30743
307442001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
30745
30746 * fixproto: Correctly install synthesized unistd.h and stdlib.h when
30747 they didn't need fixing.
30748
307492001-01-27 Janis Johnson <janis@us.ibm.com>
30750
30751 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
30752 if appropriate.
30753 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
30754 to remove macro definitions that are duplicated from elfos.h.
30755
307562001-01-27 Richard Henderson <rth@redhat.com>
30757
30758 * config/i386/sco5gas.h: Move ...
30759 * config/usegas.h: ... here.
30760 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
30761
307622001-01-27 Jakub Jelinek <jakub@redhat.com>
30763
30764 * c-typeck.c (struct constructor_stack): Add range_stack member.
30765 (really_start_incremental_init): Clear it.
30766 (push_init_level): Save constructor_range_stack and clear it if
30767 pushing explicit braces.
30768 (pop_init_level): abort if constructor_range_stack is nonzero at
30769 explicit closing brace. Restore saved constructor_range_stack if
30770 not implicit.
30771
307722001-01-27 Alexandre Oliva <aoliva@redhat.com>
30773
30774 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
30775 into register was forced into memory.
30776
307772001-01-27 Alexandre Oliva <aoliva@redhat.com>
30778
30779 * Makefile.in: Remove uses of + before $(MAKE).
30780
307812001-01-26 Richard Henderson <rth@redhat.com>
30782
30783 * stmt.c (cost_table): Remove.
30784 (COST_TABLE, cost_table_initialized): New.
30785 (estimate_case_costs): Use the later instead of the former.
30786 (balance_case_nodes): Likewise.
30787
307882001-01-26 Richard Henderson <rth@redhat.com>
30789
30790 * alias.c (objects_must_conflict_p): Read-only slots may not
30791 conflict despite having the same type.
30792
307932001-01-27 Michael Hayes <mhayes@redhat.com>
30794
30795 * loop.c (loop_giv_reduce_benefit): Copy mode size into
30796 int variable.
30797 (check_ext_dependant_givs): Initialize u_start_val and
30798 u_end_val.
30799 (load_mems): Make last_max_reg unsigned.
30800 (try_swap_copy_prop): Use INSN_P and initialize set.
30801
30802Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
30803
30804 * README.AVR : Removed.
30805
30806Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
30807
30808 * pa-64.h (text_section): Remove declaration.
30809
30810 * pa.md (return_internal): Remove mode on PIC register use.
30811
308122001-01-25 lars brinkhoff <lars@nocrew.org>
30813
30814 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
30815 ASM_CLOSE_PAREN): fix typos.
30816
308172001-01-25 Mark Mitchell <mark@codesourcery.com>
30818
30819 * acconfig.h: Define `const' to the empty string if neither
30820 __STDC__ nor __cplusplus is defined.
30821 * config.in: Regenerated.
30822
308232001-01-25 David Edelsohn <edelsohn@gnu.org>
30824
30825 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
30826 * collect2.c (main): Delete importf. Add ".obj" file extension.
30827 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
30828 (aix_std_libs): Add additional AIX libraries to skip.
30829 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
30830 * config/rs6000/aix51.h: New file.
30831
308322001-01-25 Michael Hayes <mhayes@redhat.com>
30833
30834 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
30835 (loop_insn_emit_before): No longer static.
30836 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
30837 (loop_givs_rescan, load_mems): Likewise.
30838 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
30839 (maybe_eliminate_biv_1):
30840 (move_movables): Replace emit_call_insn_before with
30841 loop_call_insn_hoist.
30842 * loop.h (loop_insn_emit_before): Add.
30843 * unroll.c (copy_loop_body): Replace emit_insn_before with
30844 loop_insn_emit_before.
30845
308462001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
30847
30848 * diagnostic.c (fatal): Request preprocessed source.
30849
30850Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
30851
30852 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
30853 olddecl has argument types and newdecl has none, use the argument
30854 types from olddecl.
30855
308562001-01-24 Ulrich Drepper <drepper@redhat.com>
30857
30858 * dwarf2out.c (prefix_of): New function. Determine longest common
30859 prefix of the two arguments. The units are whole path components.
30860 (output_file_names): When adding a new directory find the one entry
30861 with the longest common prefix already in the list. Artificially
30862 generate entry if there is none for this prefix.
30863 Fix test to check whether the zeroth directory entry is used.
30864
30865Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
30866
30867 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
30868 Changed all callers. Take it into account when deciding if a
30869 previously loaded value matches.
30870
308712001-01-24 Richard Henderson <rth@redhat.com>
30872
30873 * reload.c (find_reloads_subreg_address): Fail the substitution
30874 if the resulting address is insufficiently aligned.
30875
308762001-01-24 DJ Delorie <dj@redhat.com>
30877
30878 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
30879 check the original operand's mode also.
30880 * simplify-rtx.c (simplify_ternary_operation): Ditto.
30881
308822001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
30883
30884 * c-parse.in (cast_expr): Move compound literals from here ...
30885 (primary): ... to here. Use standard terminology "compound
30886 literal" instead of "constructor expression".
30887
308882001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
30889
30890 * gcc.1, cpp.1: Regenerate.
30891
308922001-01-24 Alexandre Oliva <aoliva@redhat.com>
30893
30894 * calls.c (emit_library_call_value_1): Memory slot for
30895 pass-by-reference argument should have the mode of the argument,
30896 not of the pointer to it.
30897
308982001-01-24 Tom Tromey <tromey@redhat.com>
30899
30900 * gcc.texi (G++ and GCC): Mention gcj manual.
30901 (Standards): Link to section of manual mentioning gcj/Java
30902 compatibility.
30903
309042001-01-24 Jakub Jelinek <jakub@redhat.com>
30905
30906 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
30907 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
30908 * tradcpp.c (main): Add -imacros or -include'd dependencies
30909 for -M*.
30910 * cpp.texi (-M, -MM): Document -M -include behavior.
30911
309122001-01-24 Roger Collins <roger@ProProject.com>
30913
30914 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
30915
309162001-01-24 Will Cohen <wcohen@redhat.com>
30917
30918 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
30919 whether registers are 32 bits or 64 bits in size.
30920
309212001-01-24 Ben Elliston <bje@redhat.com>
30922
30923 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
30924
309252001-01-24 Richard Henderson <rth@redhat.com>
30926
30927 * config/alpha/alpha.md (builtin_longjmp_internal): New.
30928 (builtin_longjmp): Use it instead of emit_indirect_jump.
30929
309302001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
30931
30932 * bb-reorder.c (make_reorder_chain_1): Handle case where
30933 jump edge goes to the same block as the fallthru edge.
30934
309352001-01-23 Jim Wilson <wilson@redhat.com>
30936
30937 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
30938 * frame.h (__ia64_personality_v1): Add prototype.
30939 * libgcc2.c (ia64_throw_helper): Change personality declaration to
30940 prototype form. Add void * cast to first argument to personality
30941 call.
30942 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
30943 (asctoe113): Likewise.
30944 * config/ia64/frame-ia64.c: Include eh-common.h.
30945 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
30946 prototypes.
30947 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
30948 to dump parameter.
30949 (itanium_split_issue): Add prototype.
30950 (gen_nop_type): Ifdef out.
30951 (find_best_packet): Initialize best_packet.
30952 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
30953 result.
30954 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
30955 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
30956 (flushrs): Add explicit stop bit at end.
30957 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
30958 trailing \ to >.
30959
309602001-01-23 Chris Demetriou <cgd@broadcom.com>
30961
30962 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
30963 of EH symbols.
30964 * libgcc2.c (__terminate_func): Make variable static.
30965 (__terminate_set_func): New function to set __terminate_func.
30966 * libgcc2.h (__terminate_func_ptr): New typedef.
30967 (__terminate_set_func): New function.
30968
309692001-01-23 Richard Henderson <rth@redhat.com>
30970
30971 * flow.c (init_propagate_block_info): Don't consider unchanging
30972 memories for dead frame store elimination.
30973
309742001-01-23 Richard Henderson <rth@redhat.com>
30975
30976 * varasm.c (UNIQUE_SECTION): Move default implementation ...
30977 * defaults.h: ... here.
30978
309792001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
30980
30981 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
30982
309832001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
30984
30985 * c-lex.c (lex_charconst): Fix typo: s/p/str.
30986
309872001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
30988
30989 * rs6000.h (rs6000_return_addr): Move prototype from here...
30990 * rs6000-protos.h (rs6000_return_addr): ...to here.
30991 (rs6000_init_expanders): Delete prototype.
30992
309932001-01-23 Nick Clifton <nickc@redhat.com>
30994
30995 * invoke.texi: Replace , with \, inside @gccoptlist macros.
30996 (Spec Files): Document %B and %j and %. and %v3 and %M and
30997 %{S*&T} spec switches.
30998
309992001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
31000
31001 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
31002
310032001-01-23 Chris Demetriou <cgd@sibyte.com>
31004 Neil Booth <neil@daikokuya.demon.co.uk>
31005
31006 * cpperror.c: Merge handlers of PEDWARN and WARNING.
31007 Have -Werror make pedantic warnings errors, like the
31008 rest of GCC.
31009
310102001-01-23 Phil Edwards <pme@sources.redhat.com>
31011
31012 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
31013
310142001-01-23 Jakub Jelinek <jakub@redhat.com>
31015
31016 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
31017 * integrate.c (expand_inline_function): Initialize them.
31018 (subst_constants): If changing COMPARE so that both its arguments
31019 will be VOIDmode and the comparison mode will be lost, note
31020 compare_mode. Use the recorded compare_mode to optimize
31021 IF_THEN_ELSE.
31022
310232001-01-23 Jason Merrill <jason@redhat.com>
31024
31025 * dwarf2out.c (new_die): Use xcalloc.
31026 (output_die): Abort rather than emit a local reference to offset 0.
31027
310282001-01-17 Andrew Haley <aph@redhat.com>
31029
31030 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
31031 of a saved register; return NULL instead.
31032 (copy_reg): Take a pointer to a source register rather than a
31033 frame_state.
31034 (next_stack_level): Remember the address in the stack frame of all
31035 saved registers.
31036 Use the saved register pointer array as the source of the CFA.
31037 (throw_helper): Rewrite. Unwind once rather than twice and keep
31038 track of saved registers as we go.
31039
310402001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
31041
31042 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
31043 * c4x.c (c4x_legitimize_reload_address): Remove.
31044 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
31045 reload address for ldp(k) insn.
31046
31047Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
31048
31049 * pa.md (return_internal): Add a USE of the PIC register to ensure
31050 it is restored after each call.
31051 (return expander): Corresponding changes.
31052
310532001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
31054
31055 * rs6000.h (INIT_EXPANDERS): Delete.
31056 (RETURN_ADDR_RTX): Call rs6000_return_addr().
31057 * rs6000.c (rs6000_override_options): Call *_machine_status from
31058 here...
31059 (rs6000_init_expanders): ...instead of here. Delete.
31060 (rs6000_mark_machine_status): New function.
31061 (rs6000_init_machine_status): Use xcalloc.
31062 (rs6000_return_addr): Generate RTX for the return address.
31063 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
31064 (rs6000_stack_info): Use it.
31065
310662001-01-22 Thomas Pfaff <tpfaff@gmx.net>
31067
31068 * gthr-win32.h: Include errno.h to get a declaration for
31069 EINVAL and _mingw.h if the target is mingw32.
31070
310712001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
31072
31073 * cpp.texi: Correct typos.
31074
31075Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31076
31077 * explow.c (probe_stack_range): Ensure value passed to
31078 stack_check_libfunc is ptr_mode, not Pmode.
31079
31080Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
31081
31082 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
31083 case, don't use operand_subword to calculate a SUBREG that is
31084 wider than a word.
31085
31086 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
31087
310882001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
31089
31090 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
31091 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
31092 valid. If not replace it by equivalent insns.
31093
310942001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
31095
31096 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
31097 contains SYMBOL_REF, LABEL_REF and CONST_INT.
31098 (c4x_U_constraint, symbolic_address_operand): Likewise.
31099 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
31100 memory.
31101 (c4x_r11_set_p, c4x_check_laj_p): New functions.
31102 * c4x-protos.h (c4x_check_laj_p): Add prototype.
31103 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
31104 anulling slot because of silicon bug.
31105 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
31106
311072001-01-22 Alan Modra <alan@linuxcare.com.au>
31108
31109 * cppexp.c (parse_charconst): Change `mask' type to agree
31110 with parse_escape.
31111
311122001-01-21 Richard Henderson <rth@redhat.com>
31113
31114 * config/i386/i386.c (ix86_asm_file_end): Disable putting
31115 pic_label_name in a linkonce section.
31116
311172001-01-17 Philipp Thomas <pthomas@suse.de>
31118
31119 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
31120 found in libintl.
31121 * configure: Regenerate.
31122
31123Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
31124
31125 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
31126 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
31127
31128Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
31129
31130 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
31131 If REVERSE nonzero then condition code in X must be reversed.
31132 (encode_section_info): Optimize if/else.
31133 (avr_function_value): Fix formatting.
31134
31135 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
31136 (difficult_branch): Likewise.
31137 (rvbranch): Likewise.
31138 (difficult_rvbranch): Likewise.
31139
31140 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
31141
31142 * config/avr/libgcc.S: Fix comment.
31143
311442001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
31145
31146 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
31147
311482001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
31149
31150 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
31151
311522001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
31153
31154 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
31155 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
31156 * configure, config.in: Regenerate.
31157 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
31158 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
31159 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
31160 (doprint.o): New rule.
31161
311622001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
31163
31164 * c-typeck.c (digest_init): Handle boolean types as scalars.
31165
31166Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31167
31168 * stmt.c (expand_return): Don't return anything if size is zero.
31169 Delete redundant assignment to BYTES.
31170 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
31171
311722001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
31173
31174 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
31175 the same as the default library function names.
31176 * config/avr/avr.md: Document special characters after '%'.
31177 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
31178 knowing which of the call-used registers are really clobbered.
31179 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
31180 New. Both quotient and remainder from one libgcc.S call.
31181 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
31182 clobber as few registers as possible.
31183 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
31184
311852001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
31186
31187 * cppmacro.c (funlike_invocation_p): Don't move back up to the
31188 context of the top of the stack.
31189
311902001-01-20 Jakub Jelinek <jakub@redhat.com>
31191
31192 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
31193 (fixup_var_refs_insns): ...here.
31194
311952001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
31196
31197 * function.c (fixup_var_refs_insns): Break up into
31198 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
31199 [loop over entire insn list], and fixup_var_refs_insns_with_hash
31200 [loop over hash table entries].
31201 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
31202 fixup_var_refs_insns_with_hash, to match above changes.
31203
312042001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
31205
31206 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
31207 (libgcc.a): Likewise.
31208 (stmp-multilib): Likewise.
31209 (STAGE2_FLAGS_TO_PASS): Likewise.
31210
312112001-01-19 Alexandre Oliva <aoliva@redhat.com>
31212
31213 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
31214 temporary if no_new_pseudos.
31215
312162001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
31217
31218 * cppinternals.texi: Update.
31219
312202001-01-19 Richard Earnshaw <rearnsha@arm.com>
31221
31222 * arm.c (arm_init_builtins): Re-enable builtins.
31223
31224Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31225
31226 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
31227 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
31228 element to be null, and always expect an EXPR_LIST.
31229 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
31230 * sched-deps.c (sched_analyze_1): Likewise.
31231 * sched-rgn.c (check_live_1, update_live_1): Likewise.
31232
31233 * regclass.c (max_set_parallel): New variable.
31234 (reg_scan): Take it into account in computation of max_parallel.
31235 (reg_scan_mark_refs, case SET): Compute it.
31236
31237 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
31238 args are REG.
31239 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
31240 * function.c (assign_parms): Use INTVAL for a CONST_INT.
31241
312422001-01-19 Jason Merrill <jason@redhat.com>
31243
31244 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
31245 for the abstract instance of an inline function.
31246
31247Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
31248 J"orn Rennecke <amylaar@redhat.com>
31249
31250 * reload1.c (move2add_note_store): Treat all registers directly or
31251 indirectly derived from a base register as members of the same set
31252 of values.
31253 (reload_cse_move2add): Adjust accordingly. Take mode and offset
31254 of base register into account.
31255
31256Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
31257
31258 * alias.c (find_base_value): Recognize TRUNCATE.
31259 (record_set): In PLUS case, invalidate if other summand is also a
31260 base value.
31261
31262Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31263
31264 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
31265 entry to be EXPR_LIST.
31266 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
31267 be an EXPR_LIST (but not null, which other code doesn't allow).
31268 (note_stores): Properly handle PARALLEL in SET.
31269 Recursively call for top-level PARALLEL.
31270 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
31271 * sched-rgn.c (check_live_1, update_live_1): Likewise.
31272
31273 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
31274
312752001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
31276
31277 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
31278 not pfile->skipping (== 0).
31279
312802001-01-17 Nick Clifton <nickc@redhat.com>
31281
31282 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
31283 machine_status.
31284
312852001-01-17 Jim Wilson <wilson@redhat.com>
31286
31287 * invoke.texi (IA-64 options): Improve.
31288
312892001-01-17 Tom Tromey <tromey@redhat.com>
31290
31291 * invoke.texi (Optimize Options): Use `{}' to around @samp
31292 argument.
31293
312942001-01-17 Aldy Hernandez <aldyh@redhat.com>
31295
31296 * invoke.texi (-fno-guess-branch-probability): New option.
31297
31298Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31299
31300 * combine.c (try_combine): Don't set i3_subst_into_i2 for
31301 case of making new double-word constant.
31302 Revert last change: instead just test i3_subst_into_i2.
31303
313042001-01-17 Jakub Jelinek <jakub@redhat.com>
31305
31306 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
31307 Use q constraints instead of r.
31308
31309Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
31310
31311 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
31312 (machine_function): Define.
31313 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
31314 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
31315 pa_free_machine_status): New functions.
31316 (override_options): Set {init,mark,free}_machine_status to above.
31317 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
31318 PIC_OFFSET_TABLE_REGNUM_SAVED.
31319 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
31320 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
31321 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
31322 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
31323 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
31324
313252001-01-15 DJ Delorie <dj@redhat.com>
31326
31327 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
31328 (cpp.1): Ditto.
31329 (gcc.1): Ditto.
31330
31331Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31332
31333 * flow.c (propagate_one_insn): Make trying to delete a prologue
31334 or epilogue insn an ICE, not a warning. Allow doing this if
31335 the current function returns with stack pointer depressed.
31336
31337 * combine.c (try_combine): If i3_subst_into_i2, properly check for
31338 I3 having more than one SET.
31339
313402001-01-16 Jim Wilson <wilson@redhat.com>
31341
31342 * invoke.texi: Document IA-64 options.
31343
31344 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
31345 (fixup_errata): Delete TARGET_A_STEP use.
31346 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
31347 (TARGET_SWITCHES): Delete -ma-step option.
31348 * config/ia64/ia64.md (all FP patterns): Delete %B0.
31349 (movqicc_astep, movqi_internal_astep, movhicc_astep,
31350 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
31351 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
31352 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
31353 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
31354 Delete.
31355 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
31356 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
31357 cmovsi_internal): Delete ! TARGET_A_STEP check.
31358
313592001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
31360
31361 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
31362 possibility to report bugs via postal mail. Change a URL and
31363 merge in a nearly duplicate statement...
31364 (Bug Reporting): ...from here.
31365 (Service): Refer to the Bug Reporting section instead of
31366 duplicating an URL.
31367 (Contributing): Remove trivial explanations concerning snapshots.
31368
313692001-01-16 Alan Modra <alan@linuxcare.com.au>
31370
31371 * cppmain.c (general_init): Don't use ANSI prototype.
31372
313732001-01-16 Tom Tromey <tromey@redhat.com>
31374
31375 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
31376
313772001-01-16 Richard Henderson <rth@redhat.com>
31378
31379 * config/i386/i386.h: Fix comment typo.
31380 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
31381 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
31382
313832001-01-16 Phil Edwards <pme@sources.redhat.com>
31384
31385 * gcc.c: Revert previous -fsyntax-only-related change; move
31386 to cp/g++spec.c.
31387
313882001-01-16 Jakub Jelinek <jakub@redhat.com>
31389
31390 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
31391 inmode after checking GET_CODE (op).
31392
313932001-01-16 Richard Henderson <rth@redhat.com>
31394
31395 * flow.c (struct propagate_block_info): Add mem_set_list_len.
31396 (MAX_MEM_SET_LIST_LEN): New.
31397 (propagate_one_insn): Update mem_set_list_len.
31398 (invalidate_mems_from_autoinc): Likewise.
31399 (invalidate_mems_from_set): Likewise.
31400 (mark_used_regs): Likewise.
31401 (init_propagate_block_info): Likewise. Stop collecting memories
31402 when we reach MAX_MEM_SET_LIST_LEN.
31403 (mark_set_1): Likewise.
31404
314052001-01-16 Richard Henderson <rth@redhat.com>
31406
31407 * unroll.c (precondition_loop_p): Fail if no iteration
31408 variable found.
31409
314102001-01-16 Phil Edwards <pme@sources.redhat.com>
31411
31412 * gcc.c: When -fsyntax-only is given, do not complain about
31413 unused libraries.
31414
314152001-01-15 Richard Henderson <rth@redhat.com>
31416
31417 * config/i386/i386.c (asm_output_function_prefix): Remove.
31418 (ix86_asm_file_end): New.
31419 (load_pic_register): Generate pic_label_name into a
31420 statically allocated buffer.
31421 * config/i386/i386-protos.h: Update.
31422 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
31423 (ASM_FILE_END): New.
31424 * config/i386/i386afe.h: New file.
31425 * config.gcc (i?86-*-elf) [tm_file]: Use it.
31426 (i?86-*-{freebsd,linux*,moss*}): Likewise.
31427 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
31428 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
31429 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
31430 * config/i386/sco5.h (ASM_FILE_END): Likewise.
31431 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
31432
314332001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
31434
31435 * Makefile.in (install-man): Remove explicit dependency on
31436 $(srcdir)/gcc.1.
31437
31438 * configure.in, configure: Revert previous patch requiring perl
31439 5.6.0.
31440
314412001-01-12 Aldy Hernandez <aldyh@redhat.com>
31442
31443 * toplev.c (flag_guess_branch_prob): New.
31444 (f_options): Add guess-branch-probability option.
31445 (rest_of_decl_compilation): Only estimate branch probability if
31446 flag set.
31447 (main): set flag_guess_branch_prob.
31448
31449 * flags.h (flag_guess_branch_prob): New.
31450
314512001-01-15 DJ Delorie <dj@redhat.com>
31452
31453 * gcc.texi (Makefile): Add documentation for Makefile targets.
31454
314552001-01-15 Philip Blundell <philb@gnu.org>
31456
31457 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
31458 (is_pic): Delete.
31459 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
31460 (is_pic): Delete declaration.
31461 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
31462 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
31463 * config/arm/arm.md (builtin_setjmp_receiver): New.
31464
314652001-01-15 Richard Earnshaw <rearnsha@arm.com>
31466
31467 * arm.c (use_return_insn): Don't try to determine the function type
31468 until after reload has completed.
31469 (arm_output_epilogue): Don't adjust the sp value recovered from the
31470 stack.
31471 (emit_multi_reg_push): Don't record dwarf information for the pc.
31472 * arm.md (eh_epilogue): The function type may have changed, so it
31473 needs to be recalculated.
31474 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
31475 unwind tables on arm/netbsd.
31476
314772001-01-15 Richard Earnshaw <rearnsha@arm.com>
31478
31479 * arm.md (cbranchsi4): Correct calculation of branch ranges.
31480 (negated_cbranchsi4): Likewise.
31481
314822001-01-15 Richard Earnshaw <rearnsha@arm.com>
31483
31484 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
31485 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
31486 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
31487 pass -mapcs-* options to assembler.
31488 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
31489 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
31490 (ASM_SPEC): Call subtarget_extra_asm_spec.
31491
314922001-01-15 Andreas Jaeger <aj@suse.de>
31493
31494 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
31495 warnings.
31496 (ix86_expand_builtin): Likewise.
31497
31498 * gencodes.c (output_predicate_decls): Make i size_t to avoid
31499 warning about comparison between signed and unsigned.
31500
315012001-01-14 Geoffrey Keating <geoffk@redhat.com>
31502
31503 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
31504
315052001-01-14 Ralf Baechle <ralf@gnu.org>
31506
31507 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
31508 SUBTARGET_CPP_SPEC appropriately.
31509
315102001-01-12 Mark Mitchell <mark@codesourcery.com>
31511
31512 * varasm.c (make_decl_rtl): Fix typo in last change.
31513
315142001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
31515
31516 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
31517 linker supports the init_priority C++ attribute.
31518 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
31519 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
31520 linker does not support init_priority C++ attribute.
31521
31522Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
31523
31524 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
31525
315262001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
31527
31528 * c-parse.in (finish_parse): Add comment about cpp_destroy.
31529 * cp/lex.c (finish_parse): Similarly.
31530 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
31531 Return the number of errors encountered.
31532 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
31533 * cppmain.c (main): Don't call cpp_destroy.
31534
315352001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
31536
31537 * configure.in: Require at least perl 5.6.0 to regenerate
31538 manpages.
31539 * configure: Regenerate.
31540
315412001-01-14 Richard Henderson <rth@redhat.com>
31542
31543 * genrecog.c (DT_veclen_ge): New.
31544 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
31545 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
31546 (nodes_identical_1): Handle DT_veclen_ge.
31547 (write_cond, debug_decision_2): Likewise.
31548
315492001-01-14 Richard Earnshaw <rearnsha@arm.com>
31550
31551 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
31552 with ...
31553 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
31554
315552001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
31556
31557 * cppmain.c (do_preprocessing): New function; most of the old
31558 main.
31559 (main): Call it to do most of the work.
31560 (cb): Move from global scope to set_callbacks ().
31561 (setup_callbacks): Get the callback pointer.
31562 (general_init, printer_init): Clean up code and comments.
31563
315642001-01-14 Richard Earnshaw <rearnsha@arm.com>
31565
31566 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
31567 compiling PIC.
31568
315692001-01-14 Kazu Hirata <kazu@hxi.com>
31570
31571 * config/h8300/h8300.c (get_shift_alg): Update comments.
31572
31573Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31574
31575 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
31576 (alloc_page, ggc_alloc): Add casts to remove warnings.
31577
315782001-01-14 Geoffrey Keating <geoffk@redhat.com>
31579
31580 * combine.c (simplify_comparison): Don't change `code' when
31581 can't reverse comparison.
31582
315832001-01-14 Richard Henderson <rth@redhat.com>
31584
31585 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
31586 update all call sites. Return true for all non-label constants.
31587
31588Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
31589
31590 * i386.c (ix86_expand_compare): Add bypass_test and second_test
31591 parameters.
31592 (ix86_expand_branch): Update.
31593 (ix86_expand_setcc): Update to handle multiple test conditions.
31594 (expand_int_movcc): Likewise.
31595 (expand_fp_movcc): Likewise.
31596 * i386-protos.h (ix86_expand_compare): New.
31597 * i386.md (andqi_?_slp, orqi_?_slp): New.
31598 (conditional trap expander): Update call to ix86_expand_compare.
31599
316002001-01-14 Richard Henderson <rth@redhat.com>
31601
31602 * config/vax/vax.md: Use nonimmediate_operand instead of
31603 general_operand in destinations.
31604
31605 * config/vax/vax.md (indirect_jump): Use register_operand.
31606
31607 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
31608 * config/vax/vax.md (call_pop): Turn into an expander.
31609 (call_value_pop): Likewise.
31610 (call, call_value): New.
31611
316122001-01-14 Andreas Jaeger <aj@suse.de>
31613
31614 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
31615 variables.
31616 (ix86_fp_compare_mode): Add unused attribute.
31617 (ix86_expand_fp_movcc): Remove unused variable.
31618 (ix86_expand_builtin): Make fcode unsigned.
31619
31620 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
31621 (expand_expr): Add cast to avoid signed warning.
31622 (store_field): Likewise.
31623 (store_constructor_field): Likewise.
31624 (store_constructor): Likewise.
31625 (store_expr): Likewise.
31626 (clear_storage): Likewise.
31627 (emit_group_store): Likewise.
31628 (emit_group_load): Likewise.
31629
316302001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
31631
31632 * c-common.c: Move format checking code to ...
31633 * c-format.c: ... here. New file. Reorder some functions and
31634 declarations.
31635 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
31636 New functions.
31637 * c-common.h (decl_handle_format_attribute,
31638 decl_handle_format_arg_attribute): Declare.
31639 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
31640 (c-common.o): Adjust dependencies.
31641 (c-format.o): New list of dependencies.
31642
316432001-01-13 Jakub Jelinek <jakub@redhat.com>
31644
31645 * unroll.c (loop_iterations): If we cannot prove iteration variable
31646 is set once in each iteration, punt.
31647
31648Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
31649
31650 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
31651 (*strlenhi): Remove clobber (which was buggy) of output address.
31652
316532001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
31654
31655 * Makefile.in (generated-manpages): Add gcc.1
31656 ($(srcdir)/gcc.1): New target.
31657 (maintainer-clean): Delete $(srcdir)/gcc.1.
31658 * gcc.texi: Add macros @gccoptlist and @gol.
31659 * invoke.texi: Include option summary in manpage. Mark up option
31660 summary with @gccoptlist and @gol. Use @r in one place where
31661 appropriate.
31662 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
31663 * gcc.1: Generate from invoke.texi.
31664
316652001-01-13 Richard Henderson <rth@redhat.com>
31666
31667 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
31668 (struct page_entry): Add group member.
31669 (struct page_group): New.
31670 (struct globals): Add page_groups member.
31671 (alloc_anon): Only define for using mmap; remove valloc call.
31672 (page_group_index): New.
31673 (set_page_group_in_use): New.
31674 (clear_page_group_in_use): New.
31675 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
31676 (free_page, release_pages): Likewise.
31677 * configure.in (with-gc): Default to ggc-page always.
31678
316792001-01-13 Alexandre Oliva <aoliva@redhat.com>
31680
31681 * reload1.c (replace_pseudos_in_call_usage): Use
31682 reg_equiv_constant and reg_equiv_address, and don't try
31683 regno_reg_rtx first.
31684
316852001-01-13 Richard Henderson <rth@redhat.com>
31686
31687 * ggc-page.c (alloc_page): Round up allocation size to one page.
31688 Set e->order on extra pages.
31689
316902001-01-13 Richard Henderson <rth@redhat.com>
31691
31692 * genrecog.c (nodes_identical): Expand commentary.
31693 (write_switch): Watch out for identical nodes.
31694
316952001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
31696
31697 * cppfiles.c (_cpp_fake_include): New function.
31698 * cpphash.h (_cpp_fake_include): New.
31699 * cpplib.c (do_line): Call _cpp_fake_include when entering
31700 header files in preprocessed input.
31701 * cppmain.c (cb_pragma_implementation): Remove handling.
31702 (setup_callbacks): Don't register pragmas.
31703
317042001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
31705
31706 * extend.texi: Udate for CPP.
31707
317082001-01-13 Andreas Jaeger <aj@suse.de>
31709
31710 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
31711
31712 * regmove.c: Add prototype for replace_in_call_usage.
31713
317142001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
31715
31716 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
31717 struct cpp_chunk, struct htab, struct toklist,
31718 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
31719 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
31720 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
31721 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
31722 (struct macro_args): Delete.
31723 * cpphash.h: See above.
31724
317252001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
31726
31727 * cppmain.c (struct printer): Remove no_line_dirs.
31728 (options, cb): New.
31729 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
31730 : Use options rather than CPP_OPTION.
31731 (setup_callbacks): Use cb rather than pfile->cb.
31732 (main): No need to check for a buffer. Use cpp_errors.
31733 (printer_init): Don't set no_line_dirs.
31734 (maybe_print_line): Use options not no_line_dirs.
31735 (cb_file_change): Don't call print_line if -P.
31736
317372001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
31738
31739 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
31740 callbacks.
31741 * c-parse.in (finish_parse): Use cpp_errors.
31742 (__yylex): Use return value of cpp_pop_buffer.
31743 * cp/lex.c (finish_parse): Use cpp_errors.
31744 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
31745
31746Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
31747
31748 * README.AVR: URLs corrected.
31749
31750Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31751
31752 * c-decl.c (start_function): Don't warn if old prototype is builtin
31753 that's not in C's namespace.
31754 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
31755 (_bb): Add prototype for ctime.
31756 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
31757
31758Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
31759
31760 * i386.c (ix86_fp_comparison_arithmetics_cost,
31761 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
31762 ix86_fp_comparison_cost): New functions.
31763 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
31764 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
31765 two-branch sequences; make static.
31766 (ix86_use_fcomi_compare): Do decision according to the costs.
31767 (split_fp_branch): New.
31768 * i386.md (compare-and-branch patterns): Use split_fp_branch.
31769 * i386-protos.h (ix86_expand_fp_compare): Remove
31770 (ix86_split_fp_branch): Declare.
31771
31772 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
31773 and ix86_comparison_operator.
31774
31775 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
31776 to make it cheaper.
31777
31778 * i386.c (put_condition_code): Output properly the unordered/ordered
31779 compares in fp case.
31780 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
31781
31782 * tm.texi (REVERSE_CONDITION): Document.
31783 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
31784 in -ffast-math mode.
31785 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
31786
317872001-01-13 Alexandre Oliva <aoliva@redhat.com>
31788
31789 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
31790
31791 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
31792 optimized away.
31793
31794 * config/sh/sh.c (mova_p): Fix test for mova_const.
31795
317962001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
31797
31798 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
31799 cpp_get_options rather than dereferencing pfile and using
31800 CPP_OPTION.
31801 * scan-decls.c (scan_decls): Use return value of
31802 cpp_pop_buffer rather than CPP_BUFFER.
31803
318042001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
31805
31806 * cppinit.c (cpp_handle_option): help_only is now part of the
31807 cpp_options structure.
31808 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
31809 cpp_set_callbacks): New functions.
31810 * cpplib.h (cpp_callbacks): Break out as a named structure.
31811 (cpp_options): Move help_only here from cpp_reader.
31812 (CPP_FATAL_ERRORS): Update to use cpp_errors.
31813 (cpp_errors, cpp_get_options, cpp_get_callbacks,
31814 cpp_set_callbacks): New prototypes.
31815 * cppmain.c (main): Update for help_only.
31816
318172001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
31818
31819 * Makefile.in (info, maintainer-clean, install-info, uninstall):
31820 Also build and remove and install and uninstall c-tree.info and
31821 cppinternals.info.
31822 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
31823 ($(srcdir)/cppinternals.info): New target.
31824 * c-tree.texi: Change file name used when makeinfo used without -o
31825 from ir.info to c-tree.info. Add info directory entry.
31826 * cppinternals.texi: Add info directory entry.
31827 * .cvsignore: Update.
31828
318292001-01-12 Jakub Jelinek <jakub@redhat.com>
31830
31831 * c-typeck.c (store_init_value): Don't require constant initializer
31832 elements with -pedantic -std=c99.
31833 (digest_init): Change error about non-constant initializer elements
31834 into pedwarn.
31835 (constructor_range_end): Remove.
31836 (constructor_incremental, designator_depth,
31837 designator_errorneous): New variables.
31838 (struct constructor_stack): Remove range_end, add incremental.
31839 (struct constructor_range_stack, constructor_range_stack): New.
31840 (struct initializer_stack): Add constructor_range_stack.
31841 (finish_init): Set it.
31842 (start_init): Likewise. require_constant_elements for non-static
31843 trees only if not flag_isoc99.
31844 (really_start_incremental_init): Remove constructor_range_end, add
31845 constructor_incremental.
31846 (pop_init_level): Likewise.
31847 (push_init_level): Likewise. If implicit and the subobject had some
31848 value set already, preinitialize the level with it.
31849 Warn about missing braces only if not pushing due to designators.
31850 (set_designator, push_range_stack): New functions.
31851 (set_init_label): Use them.
31852 (set_init_index): Likewise. Remove constructor_range_end.
31853 Error if designator index is outside of array bounds.
31854 (add_pending_init): Compare values of purpose index trees, not the
31855 trees themselves. Allow overwriting of already initialized element.
31856 Issue a warning if it had side-effects.
31857 (set_nonincremental_init, set_nonincremental_init_from_string): New
31858 functions.
31859 (pending_init_member): Rename to...
31860 (find_init_member): ...this function. Call set_nonincremental_init
31861 if necessary. Compare values of purpose index trees, not the trees
31862 themselves. Return the actual value, not just nonzero if something
31863 is found.
31864 (output_init_element): Remove checks for duplicates.
31865 If field has zero size, only check the initializer for correctness.
31866 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
31867 if constructor_incremental is zero. Change error about initializers
31868 not computable at load time into pedwarn.
31869 (output_pending_init_elements): Compare bit positions, not
31870 FIELD_DECLs to take into account zero-sized fields.
31871 (process_init_element): Use constructor_range_stack to fill all
31872 ranges in the designator lists from current level up.
31873 * extend.texi: Update documentation for labeled elements.
31874
318752001-01-12 Alexandre Oliva <aoliva@redhat.com>
31876
31877 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
31878 to function usage for arguments passed by reference. Optimize
31879 callee-copied arguments.
31880 * regmove.c (replace_in_call_usage): New function.
31881 (fixup_match_1): Call it.
31882 * cse.c (cse_insn): Canonicalize registers in function usage.
31883 * reload1.c (replace_pseudos_in_call_usage): New function.
31884 (reload): Call it.
31885
31886 * Makefile.in: Reverted yesterday's wrong patch. Installed the
31887 right version.
31888
318892001-01-12 Jakub Jelinek <jakub@redhat.com>
31890
31891 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
31892 not XEXP (tmp, 0).
31893
318942001-01-12 DJ Delorie <dj@redhat.com>
31895
31896 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
31897 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
31898 targets.
31899
319002001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
31901
31902 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
31903 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
31904 -std options alongside references to -ansi. Update some
31905 documentation for C99.
31906 * cpp.1: Regenerate.
31907
319082001-01-12 Andreas Jaeger <aj@suse.de>
31909
31910 * haifa-sched.c (restore_line_notes): Remove argument block B
31911 since it's unused.
31912 * sched-ebb.c (schedule_ebb): Change caller.
31913 * sched-rgn.c (schedule_region): Likewise.
31914 * sched-int.h (restore_line_notes): Adjust prototype.
31915
31916 * loop.h: Remove wrong declaration of doloop_condition_get.
31917
319182001-01-12 Phil Edwards <pme@sources.redhat.com>
31919
31920 * extend.texi: Move C++-extension-related node from the C section
31921 into the C++ section.
31922
319232001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
31924
31925 * extend.texi: Refer to an array of pointers to functions instead
31926 of one of functions.
31927
31928Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
31929 Jan Hubicka <jh@suse.cz>
31930
31931 * combine.c (reversed_comparison): Fix typo in last patch.
31932 Check X for NULL.
31933 (combine_reversed_comparison_code): Make static to follow
31934 prototype declaration.
31935
319362001-01-12 Phil Edwards <pme@sources.redhat.com>
31937
31938 * install.texi: Remove misplaced duplicate entry.
31939
319402001-01-11 Ulrich Drepper <drepper@redhat.com>
31941
31942 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
31943
31944Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
31945
31946 * final.c: (leaf_function_p): Fix typo.
31947
319482001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
31949
31950 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
31951 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
31952 which you have.
31953 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
31954 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
31955 mmap_anon, and valloc is available.
31956 * ggc-page.c: Restructure ifdef logic to match new autoconf
31957 spec. Don't throw away the test page in init_ggc.
31958
31959 * configure, config.in: Regenerate.
31960
319612001-01-12 Michael Hayes <mhayes@redhat.com>
31962
31963 * loop.h (total_biv_increment): Constify iv_class pointer.
31964 (struct induction): Replace `mem_mode' with `mem' rtx.
31965 * unroll.c (total_biv_increment): Constify iv_class pointer.
31966 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
31967 (find_mem_givs, combine_givs_p): Likewise.
31968 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
31969
319702001-01-10 Thomas Pfaff <tpfaff@gmx.net>
31971
31972 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
31973 LastError.
31974 (__gthread_getspecific): Ditto.
31975
31976Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
31977
31978 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
31979 put_condition_code): Convert fp comparison codes to integer
31980 before handling.
31981 (ix86_expand_fp_compare): Postnote the fp comparison code conversion
31982 to final.
31983
31984 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
31985 * i386-protos.h (no_comparison_operator): Kill.
31986
31987 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
31988
31989 * combine.c (REVERSIBLE_CC_MODE): Remove.
31990 (reversible_comparison_p): Remove.
31991 (combine_reversed_comparison_code): New.
31992 (reversed_comparison): New.
31993 (combine_simplify_rtx): Use
31994 combine_reversed_comparison_code/reversed_comparison instead
31995 of reversible_comparison_p.
31996 (simplify_if_then_else): Likewise.
31997 (simplify_set): Likewise.
31998 (simplify_logical): Likewise.
31999 (if_then_else_cond): Likewise.
32000 (known_cond): Likewise.
32001 (simplify_comparison): Likewise.
32002
320032001-01-11 Alan Lehotsky <lehotsky@tiac.net>
32004
32005 * builtins.c (std_expand_builtin_va_start): Handle varargs when
32006 sizeof (int) is larger than sizeof(__word__).
32007
320082001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
32009
32010 * cppinit.c (do_includes): Fix typo.
32011
320122001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
32013
32014 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
32015 in S_REGS does not occur because not all sources are possible
32016 when a S_REGS is a destination (sometimes needs a clobber).
32017 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
32018 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
32019 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
32020 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
32021 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
32022 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
32023 (lshrdi_const1, lshrsi3_const16): Likewise.
32024 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
32025 (*movhi_68hc12, *movqi_68hc12): Likewise.
32026 (movstrictqi): Make sure reloading in D_REGS as a destination
32027 does not happen.
32028
320292001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
32030
32031 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
32032
320332001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
32034
32035 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
32036 -D, -U and -A, and don't initialize the builtins.
32037 (do_includes): Error if -include or -imacros with -fpreprocessed.
32038 * cppmain.c (cb_define, cb_undef): Unconditionally process
32039 the callback.
32040 * tradcpp.c (main): Fix typo.
32041
ad41bd84 320422001-01-11 Mark Elbrecht <snowball3@bigfoot.com>
3eb54e5f
ILT		 32043
32044 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
32045 (read_name_map): Use IS_ABSOLUTE_PATH.
32046 * tradcpp.c (get_filename): Likewise.
32047
320482001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
32049
32050 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
32051 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
32052 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
32053 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
32054 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
32055 (cmphi_z_used): Don't use '@' for the output.
32056 (tstqi_z_used): Likewise.
32057 (cmpqi_z_used): Likewise.
32058 (one_cmplsi2): Likewise.
32059
320602001-01-11 Alexandre Oliva <aoliva@redhat.com>
32061
32062 * config/sh/sh.c (barrier_align): Recognize branch around far
32063 branch and redundant insn.
32064
320652001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
32066
32067 * invoke.texi: Restore documentation of the drivers' switches -MD
32068 and -MMD.
32069
320702001-01-11 Alexandre Oliva <aoliva@redhat.com>
32071
32072 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
32073
32074 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
32075 check-objc//%): Support parallel testing of multilibs.
32076 (TESTSUITEDIR): Set to testsuite by default, but override for
32077 parallel testing.
32078 (check-gcc, check-g++, check-g77, check-objc): Enter
32079 $(TESTSUITEDIR).
32080
320812001-01-11 Bernd Schmidt <bernds@redhat.com>
32082
32083 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
32084 * sched-deps.c (deps_may_trap_p): Likewise.
32085 * basic-block.h: Remove a comment.
32086 * flow.c (PROP_POSTRELOAD): Remove.
32087 (update_life_info): Don't add it to prop_flags.
32088 (mark_set_1): Lose the code that was enabled by it.
32089
320902001-01-11 Michael Hayes <mhayes@redhat.com>
32091
32092 * flow.c (flow_call_edges_add): New.
32093 * basic_block.h (flow_call_edges_add): New.
32094
320952001-01-11 J"orn Rennecke <amylaar@redhat.com>
32096
32097 * reload1.c (move2add_note_store): Update reg_set_luid even if
32098 base reg remains the same.
32099
321002001-01-10 Nick Clifton <nickc@redhat.com>
32101
32102 * config/d30v/d30v.c (d30v_init_machine_status): Initialize
32103 machine_function structure to zero.
32104 Add prototypes for machine_status functions.
32105
321062001-01-10 Mark Mitchell <mark@codesourcery.com>
32107
32108 * c-common.h (CTI_VOID_LIST): Remove.
32109 (void_list_node): Likewise.
32110 * tree.h (TI_VOID_LIST_NODE): New enumeral.
32111 (void_list_node): New macro.
32112 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
32113 * config/i386/i386.c (ix86_init_builtins): Likewise.
32114 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
32115
321162001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
32117
32118 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
32119 * cppinit.c (cpp_start_read): Update comment, remove unneeded
32120 if statement.
32121 * tradcpp.c: Include mkdeps.h.
32122 (deps, print_deps_phony_targets, deps_append, output_deps,
32123 init_dependency_output, output_deps): New.
32124 (deps_buffer, deps_allocated_size, deps_size, deps_column,
32125 deps_output): Delete.
32126 (print_deps_missing_files): Rename deps_missing_files.
32127 (inhibit_output): Make global.
32128 (main): Delete inhibit_output, deps_stream, deps_target.
32129 Use mkdeps functionality in the same way as cpplib. Remove
32130 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
32131 -M and -MM. Remove old handling of deps via deps_out, and
32132 old reading of environment variables.
32133 (get_filename): Update to use deps_add_dep.
32134
321352001-01-10 Mark Mitchell <mark@codesourcery.com>
32136
32137 * output.h (make_function_rtl): Remove prototype.
32138 (make_decl_rtl): Likewise.
32139 * varasm.c (make_function_rtl): Remove.
32140 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
32141 than from a third parameter.
32142 * tree.h (make_decl_rtl): Remove last parameter.
32143 * c-decl.c (builtin_function): Remove last argument in call to
32144 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
32145 (start_function): Likewise.
32146 * except.c (call_get_eh_context): Likewise.
32147 * expr.c (emit_block_move): Likewise.
32148 (clear_storage): Likewise.
32149 * profile.c (output_func_start_profiler): Likewise.
32150 * toplev.c (rest_of_decl_compilation): Likewise.
32151 * objc/objc-act.c (create_builtin_decl): Likewise.
32152 (synth_module_prologue): Likewise.
32153 (generate_static_reference): Likewise.
32154 (build_selector_reference_decl): Likewise.
32155 (build_class_reference_decl): Likewise.
32156 (build_objc_string_decl): Likewise.
32157 (build_protocol_reference): Likewise.
32158
321592001-01-10 Richard Henderson <rth@redhat.com>
32160
32161 * hwint.h: Revert yesterday's change.
32162
321632001-01-10 Nick Clifton <nickc@redhat.com>
32164
32165 * function.h (save_machine_status): Delete.
32166 (restore_machine_status): Delete.
32167 Amend comment describing {init|mark|free}_machine_status.
32168
32169 * function.c (save_machine_status): Delete.
32170 (restore_machine_status): Delete.
32171 Amend comment describing {init|mark|free}_machine_status.
32172 (push_function_context_to): Remove invocation of
32173 save_machine_status.
32174 (pop_function_context_from): Remove invocation of
32175 restore_machine_status.
32176
32177 * emit-rtl.c (init_emit_once): Amend comment describing
32178 {init|mark|free}_machine_status.
32179
32180 * tm.texi (Per-Function Data): New node. Describe the
32181 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
32182 function pointers.
32183
321842001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
32185
32186 * cppinit.c (OPT_g): Remove.
32187 (cpp_handle_option): Update for removed -g3.
32188 (print_help): Update.
32189 * cpplib.h (struct cpp_options): Remove debug_output.
32190 * cppmain.c (setup_callbacks, cb_define): Update.
32191 * gcc.c (cpp_options): Translate -g3 to -dD.
32192
321932001-01-10 Aldy Hernandez <aldyh@redhat.com>
32194
32195 * config/i960/i960.md: Change modifier to + on the zero_extract
32196 pattern after the (rotate -2 reg) canonicalization pattern.
32197
321982001-01-10 Richard Henderson <rth@redhat.com>
32199
32200 * config/alpha/alpha.c (alpha_free_machine_status): New.
32201 (override_options): Install it.
32202 (alpha_mark_machine_status): Verify machine non-null.
32203 * config/i386/i386.c (ix86_free_machine_status): New.
32204 (override_options): Install it.
32205 (ix86_init_machine_status): Use xcalloc.
32206 (ix86_mark_machine_status): Verify machine non-null.
32207 * config/ia64/ia64.c (ia64_free_machine_status): New.
32208 (ia64_override_options): Install it.
32209 (ia64_mark_machine_status): Verify machine non-null.
32210
32211Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
32212
32213 * function.c (instantiate_virtual_regs): Instantiate virtual
32214 registers found in CALL_INSN_FUNCTION_USAGE.
32215
322162001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
32217
32218 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
32219 equivalent to -ansi in disabling -Di386.
32220
32221Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
32222
32223 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
32224 new functions.
32225 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
32226
322272001-01-10 Richard Earnshaw <rearnsha@arm.com>
32228
32229 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
32230
322312001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
32232
32233 * invoke.texi: Document that -fcond-mismatch isn't supported for
32234 C++.
32235
322362001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
32237
32238 * gcc.texi: Define macro gcctabopt.
32239 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
32240 @command, @env and @option in some places where appropriate. Use
32241 @gcctabopt where appropriate. Put URLs and email addresses inside
32242 @w.
32243
322442001-01-10 Nathan Sidwell <nathan@codesourcery.com>
32245
32246 * gcc.c (cpp_options): Set MD file name from output
32247 filename, if specified.
32248 (suffix_subst): New static variable.
32249 (do_spec): Clear it.
32250 (do_spec_1, case '.'): Handle new `%.suffix' spec.
32251 Clear it.
32252 (give_switch): Handle suffix_subst.
32253
322542001-01-10 Phil Edwards <pme@sources.redhat.com>
32255
32256 * invoke.texi: Fix another typo.
32257
322582001-01-10 Phil Edwards <pme@sources.redhat.com>
32259
32260 * invoke.texi: Fix typo.
32261
322622001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
32263
32264 * c-lang.c (lang_hooks): Update.
32265 (lang_decode_option): Remove.
32266 (lang_init_options): Rename c_init_options.
32267 * toplev.c (main): Use lang_hooks for lang_init_options
32268 and lang_decode_option.
32269 * toplev.h (lang_hooks): Add 2 new hooks.
32270 * tree.h: Remove lang_init_options and lang_decode_option.
32271 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
32272 * cp/decl2.c: Similarly.
32273 * cp/lex.c (lang_init_options): Rename cxx_init_options.
32274 (lang_hooks): Update.
32275 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
32276 for consistency.
32277 (lang_init_options): Rename ffe_init_options.
32278 (lang_hooks): Update.
32279 (lang_decode_option): Remove.
32280 * java/lang.c (lang_init_options): Rename java_init_options.
32281 (lang_decode_option): Rename java_decode_option.
32282 (lang_hooks): Update.
32283 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
32284 (lang_decode_option): Rename objc_decode_option.
32285 (lang_hooks): Update.
32286
322872001-01-09 Nick Clifton <nickc@redhat.com>
32288
32289 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
32290 (d30v_return_addr_rtx): Delete.
32291 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
32292 cfun->machine structure.
32293 (struct machine_function): Move to d30v.h
32294 (d30v_save_machine_status): Delete.
32295 (d30v_restore_machine_status): Delete.
32296 (d30v_init_machine_status): New Function.
32297 (d30v_mark_machine_status): New Function.
32298 (d30v_free_machine_status): New Function.
32299 (d30v_init_expanders): Use new functions.
32300 (d30v_return_addr): Use ra_rtx field in cfun->machine.
32301 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
32302 d30v_return_addr_rtx.
32303
32304 * config/d30v/d30v.h (struct_machine): Move here.
32305 Add eh_epilogue_sp_ofs field.
32306
32307 *config/d30v/d30v.md (epilogue): Initialize eh_epilogue_sp_ofs
32308 field in cfun->machine structure.
32309
32310Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
32311
32312 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
32313 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
32314 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
32315
32316Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
32317
32318 * objc/lang-options.h: Remove bogus reference to
32319 Java trademark.
32320
323212001-01-09 Kazu Hirata <kazu@hxi.com>
32322
32323 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
32324 return the result.
32325
323262001-01-09 Alan Lehotsky <lehotsky@tiac.net>
32327
32328 * reload.c (find_reloads_address): Check for eliminable registers
32329 when substituting a constant expression for a pseudo.
32330
323312001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
32332
32333 * c-common.c (enum format_type): Add format_type_error.
32334 (decode_format_type): New function.
32335 (decl_attributes): Use it.
32336 (format_kind_info): Adjust comment.
32337
323382001-01-09 David O'Brien <obrien@BSDi.com>
32339
32340 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
32341 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
32342 files in tm_file.
32343 * config/i386/gnu.h: Don't include required platform specific .h files,
32344 tm.h will do it instead.
32345 * config/i386/i386elf.h: Likewise.
32346 * config/i386/linux.h: Likewise.
32347 * config/i386/moss.h: Likewise.
32348 * config/mips/gnu.h: Likewise.
32349
323502001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
32351
32352 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
32353 (rs6000-ibm-aix3.[01]*): Likewise.
32354 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
32355 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
32356 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
32357 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
32358 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
32359 (powerpc-*-eabiaix*): Likewise.
32360 (powerpc-*-eabisim*): Likewise.
32361 (powerpc-*-elf*): Likewise.
32362 (powerpc-*-eabi*): Likewise.
32363 (powerpc-*-rtems*): Likewise.
32364 (powerpc-*-linux*libc1): Likewise.
32365 (powerpc-*-linux*): Likewise.
32366 (powerpc-wrs-vxworks*): Likewise.
32367 (powerpcle-wrs-vxworks*): Likewise.
32368 (powerpcle-*-sysv*): Likewise.
32369 (powerpcle-*-elf*): Likewise.
32370 (powerpcle-*-eabisim*): Likewise.
32371 (powerpcle-*-eabi*): Likewise.
32372 (powerpcle-*-solaris2*): Likewise.
32373 * config/rs6000/aix31.h: Delete includes.
32374 * config/rs6000/aix3newas.h: Likewise.
32375 * config/rs6000/aix41.h: Likewise.
32376 * config/rs6000/aix43.h: Likewise.
32377 * config/rs6000/beos.h: Likewise.
32378 * config/rs6000/rtems.h: Likewise.
32379 * config/rs6000/sysv4.h: Likewise.
32380
323812001-01-09 Kazu Hirata <kazu@hxi.com>
32382
32383 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
32384 Change an argument mode of machine_mode to shift_mode of
32385 shift_mode. Remove an extra error check.
32386 (emit_a_shift): Adopt to the new calling prototype of
32387 get_shift_alg.
32388 (function_prologue): Fix code for a monitor
32389 function. Support H8S.
32390 (function_epilogue): Do not output pop for a monitor function.
32391
323922001-01-09 Nick Clifton <nickc@redhat.com>
32393
32394 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
32395 (setup_incoming_varargs): Use sysv_varargs_p field of the
32396 cfun->machine structure.
32397 (struct machine_function): Move to rs6000.h
32398 (rs6000_save_machine_status): Delete.
32399 (rs6000_restore_machine_status): Delete.
32400 (rs6000_init_machine_status): New Function.
32401 (rs6000_free_machine_status): New Function.
32402 (rs6000_init_expanders): Use new functions.
32403
32404 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
32405 export.
32406 (struct machine_function): Move here.
32407
32408 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
32409 sysv_varargs_p field of the cfun->machine structure.
32410
32411 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
32412 Remove prototype.
32413 (rs6000_restore_machine_status): Remove prototype.
32414
324152001-01-09 Richard Henderson <rth@redhat.com>
32416
32417 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
32418 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
32419 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
32420 (sched_analyze_2, sched_analyze_insn): Likewise.
32421 (sched_analyze, init_deps): Likewise.
32422 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
32423 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
32424 (compute_block_backward_dependences): Update propagate_deps call.
32425
324262001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
32427
32428 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
32429
324302001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
32431
32432 * cppinit.c (OPT_MD, OPT_MMD): Restore.
32433 (cpp_handle_option): Handle them.
32434 (cpp_post_options): Ensure one of -M or -MM is specified with
32435 any other -M? option.
32436 (init_dependency_output): Suppress output with -MG.
32437
324382001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
32439
32440 * cpp.texi: Update.
32441 * invoke.texi: Update.
32442
324432001-01-09 Bernd Schmidt <bernds@redhat.com>
32444
32445 * sh.md (reload_outsf): Generate recognizable patterns for
32446 TARGET_SH3E.
32447
324482001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
32449
32450 * c-lang.c (lang_hooks): Update.
32451 (lang_init): Rename c_init.
32452 (lang_finish): Remove.
32453 * toplev.c (compile_file): Use lang_hooks for lang_init ()
32454 and lang_finish ().
32455 * toplev.h (lang_hooks): Add init () and finish ().
32456 * tree.h (lang_init, lang_finish): Remove.
32457 * cp/tree.h (lang_init, lang_finish): Remove.
32458 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
32459 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
32460 lang_hooks): New.
32461 (lang_init, lang_finish): Remove.
32462 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
32463 (lang_hooks): Update.
32464 * java/lang.c (lang_init): Rename java_init.
32465 (lang_finish): Remove.
32466 (lang_hooks): Update.
32467 * objc/objc-act.c (lang_init): Rename objc_init.
32468 (lang_finish): Remove.
32469 (lang_hoooks): Update.
32470
611bcfc0 324712001-01-09 Graham Stott <grahams@redhat.com>
3eb54e5f
ILT		 32472
32473 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
32474 after `ptr` is initialized.
32475
324762001-01-09 Alexandre Oliva <aoliva@redhat.com>
32477
32478 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
32479 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
32480 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
32481 stack adjusts, instead of r3.
32482
324832001-01-09 Michael Hayes <mhayes@redhat.com>
32484
32485 * flow.c (flow_loop_scan): Break out of ...
32486 (flow_loops_find) ... here.
32487 * basic-block.h (flow_loop_scan): New.
32488 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
32489 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
32490
324912001-01-09 Alexandre Oliva <aoliva@redhat.com>
32492
32493 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
32494 macro_buffer_len.
32495 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
32496 realloc()ing macro_buffer.
32497
32498 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
32499 if it's wider than long and the target's long is wider than the
32500 host's.
32501
325022001-01-09 Mark Mitchell <mark@codesourcery.com>
32503
32504 Remove support for using UWIN as a host machine.
32505 * configure.in: Issue an error message.
32506 * configure: Regenerated.
32507 * config.gcc: Remove xm_* UWIN configury.
32508 * config/i386/xm-uwin.h: Remove.
32509
325102001-01-08 Nick Clifton <nickc@redhat.com>
32511
32512 * config/v850/v850.c (ra_rtx): Delete.
32513 (v850_save_machine_status): Delete.
32514 (v850_restore_machine_status): Delete.
32515 (v850_init_machine_status): New function.
32516 (v850_mark_machine_status): New function.
32517 (v850_free_machine_status): New function.
32518 (v850_return_addr): Use ra_rtx field in machine structure.
32519 (v850_init_expanders): Use new functions.
32520
32521 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
32522 * config/v850/v850.c: Change arguments to v850_output+* functions
32523 to take a const char *, to avoid compile time warning.
32524 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
32525 (USER_LABEL_PREFIX): Redefine.
32526
ad41bd84 325272001-01-08 Jim Wilson <wilson@redhat.com>
3eb54e5f
ILT		 32528
32529 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
32530 1 to unsigned HOST_WIDE_INT before left shift.
32531
325322001-01-08 Nick Clifton <nickc@redhat.com>
32533
32534 * config/arm/arm.c (arm_mark_machine_status): Check to see if
32535 the machine structure has been allocated.
32536 (arm_free_machine_status): New function: Free the machine
32537 specific function structure.
32538
325392001-01-08 Richard Henderson <rth@redhat.com>
32540
32541 * jump.c (simplejump_p): Revert last change.
32542
325432001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
32544
32545 * cppinit.c (init): Rename init_library.
32546 (cpp_create_reader): Update.
32547 * gcc.c (cpp_options): If -o given, use it as the target of
32548 any -M options.
32549
325502001-01-08 Richard Earnshaw <rearnsha@arm.com>
32551
32552 * arm.c (arm_arch5e): New variable.
32553 (all_cores): XScale is a 5TE device.
32554 (arm_override_options): Set arm_arch5e.
32555 (arm_init_builtins): __builtin_prefetch is in arch5e.
32556 * arm.h (arm_arch5e): Declare it.
32557
32558 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
32559
32560 * arm.md (define_constants): Add defines for UNSPEC and
32561 UNSPEC_VOLATILE insns. Update all users.
32562 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
32563 * arm.c (multi_register_push, note_invalid_constants)
32564 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
32565 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
32566 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
32567
32568Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
32569
32570 * jump.c (jump_optimize_1): Use reversed_comparison_code
32571 instead of can_reverse_comparison_p.
32572 (jump_back_p): Likewise.
32573 (invert_exp_1): Likewise.
32574 (thread_jumps): Likewise.
32575 * simplify-rtx.c (simplify_unary_operation): Likewise.
32576 (simplify_ternary_operation): Likewise.
32577 * cse.c (find_comparison_args): Convert to use
32578 can_reverse_comparison_p.
32579 (record_jump_equiv): Likewise.
32580
325812001-01-08 Richard Earnshaw <rearnsha@arm.com>
32582
32583 * arm.h (HARD_REGNO_RENAME_OK): Delete.
32584 (EPILOGUE_USES): Define.
32585 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
32586 automatically stack the LR if it isn't live.
32587
32588Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
32589
32590 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
32591 properly.
32592
32593Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
32594
32595 * ggc-page.c (max_alignment): New structure.
32596 (MAX_ALIGNMENT): New macro.
32597 (init_ggc): Use it to round up the sizes in the
32598 extra_order_size_table.
32599
326002001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
32601
32602 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
32603 after reload.
32604
326052001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
32606
32607 * builtins.def (BUILT_IN_FPRINTF): New entry.
32608
32609 * c-common.c (c_expand_builtin_fprintf): New function.
32610 (init_function_format_info): Handle __builtin_fprintf.
32611 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
32612 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
32613
32614 * c-decl.c (duplicate_decls): Adjust comment.
32615
32616 * extend.texi (fprintf): Document new builtin.
32617
326182001-01-07 Richard Henderson <rth@redhat.com>
32619
32620 * jump.c (simplejump_p): Recognize any single_set jump
32621 of the proper form.
32622
326232001-01-07 Richard Henderson <rth@redhat.com>
32624
32625 * configure.in (slibdir): Accept an --with-slibdir option.
32626 Use "test" not "[" in configure. Default to $(libdir).
32627
32628 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
32629 fix typo in rm -f.
32630 * config/t-aix43 (SHLIB_INSTALL): Likewise.
32631 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
32632 (SHLIB_LINK): Create links for the soname.
32633 * config/mips/t-iris6: Likewise.
32634 * config/sparc/t-slibgcc: Likewise.
32635 * config/sparc/t-slibgcc-sld: Likewise.
32636
326372001-01-07 Jakub Jelinek <jakub@redhat.com>
32638
32639 * config/i386/i386.c (constant_call_address_operand): Accept
32640 (const (plus (symbol_ref) (const_int))).
32641 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
32642 constant_call_address_operand.
32643
326442001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
32645
32646 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
32647 and LONG_LONG_TYPE_SIZE > 32.
32648
326492001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
32650
32651 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
32652 the previous change.
32653
32654Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
32655
32656 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
32657 New.
32658 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
32659 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
32660 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
32661 Declare.
32662
326632001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
32664
32665 * fix-header.c (read_scan_file): s/pfile/scan_in/.
32666
326672001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
32668
32669 * c-lang.c (c_post_options): Call cpp_post_options.
32670 * objc/objc-act.c (objc_post_options): Similarly.
32671 * cppmain.c (main): Similarly.
32672 * fix-header.c (read_scan_file): Similarly.
32673 * cppinit.c (cpp_start_read): Move option consistency checks
32674 to cpp_post_options. Don't call init_dependency_output.
32675 If needed, add default target and main file dependency.
32676 (OPT_MD, OPT_MMD): Remove.
32677 (OPT_MF): New.
32678 (cpp_handle_option): Update for OPT_* changes.
32679 (cpp_post_options): New.
32680 (init_dependency_output): Command line -MF overrides environment
32681 variables. Don't set default target etc. Suppress output
32682 if dependencies are going to stdout.
32683 (print_help): Update.
32684 * cpplib.h (cpp_post_options): New.
32685 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
32686
32687Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
32688
32689 * jump.c (comparison_dominates_p): Support unordered compares.
32690
32691Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
32692
32693 * simplify-rtx.c (simplify_relational_operation): Always simplify
32694 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
32695 and UNGE.
32696
32697Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
32698
32699 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
32700 (nonzero_bits): Likewise.
32701 (simplify_comparison): Likewise.
32702 (num_sign_bit_copies): Likewise; return more sane value depending
32703 on STORE_FLAG_VALUE.
32704 (known_cond): Do not assume EQ to be always true for equivalent
32705 operands.
32706
32707Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
32708
32709 * cse.c (fold_rtx): Handle unordered comparisons.
32710
32711Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
32712
32713 * rtlanal.c (set_of_1): New static function.
32714 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
32715 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
32716 reg_set_last_last_regno): Remove.
32717 (set_of): New global function.
32718 (set_of_data): New structure.
32719 (reg_set_p, reg_set_last): Revamp for set_of.
32720 * rtl.h (set_of): New.
32721
327222001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
32723
32724 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
32725 * extend.texi: Document _Exit builtin.
32726
327272001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
32728
32729 * (initialize, initialize_builtins,
32730 initialize_dependency_output, initialize_standard_includes):
32731 Rename s/initialize/init. Update.
32732 (init_dependency_output): Move to after
32733 cpp_handle_options, the correct location temporally at least.
32734 (opt_comp): Move next to init (), its caller. Fix prototype.
32735 (init): Make "initialized" local scope.
32736 (cpp_create_reader): Always call init ().
32737 (cpp_start_read): Update.
32738 (output_deps): New function, broken out of cpp_finish.
32739 (cpp_finish): Break out output_deps.
32740
327412001-01-07 Richard Henderson <rth@redhat.com>
32742
32743 * collect2.c (COFF specific stuff): Revert 12-06 patch
32744 to prototype system functions.
32745
327462001-01-07 Michael Hayes <mhayes@redhat.com>
32747
32748 * hard-reg-set.h: Add multiple include guard.
32749 * basic-block.h (struct loop): Add `sink' field.
32750 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
32751 (emit_iv_add_mult): Delete.
32752 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
32753 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
32754 (unroll_loop): Remove end_insert_before argument.
32755 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
32756 (maybe_eliminate_biv_1): Likewise.
32757 (emit_iv_add_mult): Delete.
32758 (gen_add_mult, loop_regs_update): New.
32759 (loop_insn_emit_after, loop_insn_emit_before): New.
32760 (loop_insn_sink, loop_insn_sink_or_swim): New.
32761 (emit_iv_add_mult): Delete.
32762 (scan_loop): Set loop->sink.
32763 (loop_givs_reduce): Use loop_insn_sink and its ilk.
32764 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
32765 (maybe_eliminate_biv_1): Likewise.
32766 (maybe_eliminate_biv_1): Add basic block argument.
32767 * unroll.c (unroll_loop): Remove end_insert_before argument.
32768 (find_splittable_regs): Likewise.
32769 (find_splittable_regs): Use loop_insn_sink and its ilk.
32770 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
32771
327722001-01-07 Michael Hayes <mhayes@redhat.com>
32773
32774 * loop.h (loop_insn_hoist): New prototype.
32775 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
32776 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
32777 (check_dbra_loop, load_mems): Likewise.
32778 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
32779 (find_splittable_givs): Likewise.
32780
327812001-01-07 Michael Hayes <mhayes@redhat.com>
32782
32783 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
32784
327852001-01-07 Richard Henderson <rth@redhat.com>
32786
32787 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
32788
327892001-01-07 Richard Henderson <rth@redhat.com>
32790
32791 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
32792 NO_SHARED_LIBGCC_MULTILIB as required for the target.
32793 * gcc.c (init_spec): Massage the existing libgcc_spec into a
32794 variant that handles a shared libgcc.
32795 (process_command): Always validate -{static,shared}-libgcc.
32796 (do_spec_1): New 'M' case.
32797 * invoke.text (Link Options): Document -{static,shared}-libgcc.
32798
327992001-01-07 Richard Henderson <rth@redhat.com>
32800
32801 * Makefile.in (slibdir): New variable.
32802 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
32803 (installdirs): Create slibdir.
32804 (install-libgcc, install-multilib): Defer to libgcc.mk.
32805 * configure.in (slibdir): Substitute.
32806 * mklibgcc.in (install): New target.
32807
32808 * config/t-linux (SHLIB_LINK): Create links for the soname.
32809 (SHLIB_INSTALL): New.
32810 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
32811 * config/mips/t-iris6 (SHLIB_INSTALL): New.
32812 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
32813 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
32814 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
32815
328162001-01-07 Richard Henderson <rth@redhat.com>
32817
32818 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
32819 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
32820 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
32821
328222001-01-07 Michael Hayes <mhayes@redhat.com>
32823
32824 * loop.c (count_loop_regs_set): Delete.
32825 (load_mems_and_recount_loop_regs_set): Delete.
32826 (loop_regs_scan): Merge common code from count_loop_regs_set,
32827 scan_loop, and load_mems_and_recount_loop_regs_set.
32828 (scan_loop): Call load_mems directly and loop_regs_scan
32829 again if new registers created.
32830
328312001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
32832
32833 * toplev.c (main): Call the front-end specific post_options
32834 hook if one is given.
32835 * toplev.h (struct_lang_hooks, lang_hooks): New.
32836 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
32837 for the C front end.
32838 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
32839 lang_hooks for the C++ front end.
32840 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
32841 lang_hooks for the ObjC front end.
32842 * f/com.c (lang_hooks): Hooks for the Fortran front end.
32843 * java/lang.c (lang_hooks): Hooks for the Java front end.
32844
328452001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
32846
32847 * c-lex.c (init_c_lex): Request #define / #undef callbacks
32848 for verbose DWARF[2] debugging.
32849 (cb_define, cb_undef): The new callbacks.
32850 * toplev.h (debug_define, debug_undef): Make const correct.
32851 * toplev.c (debug_define, debug_undef): Similarly. Do not
32852 perform the verbosity tests here anymore.
32853
328542001-01-07 Alexandre Oliva <aoliva@redhat.com>
32855
32856 * reload.c (subst_reloads): Take INSN argument. When
32857 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
32858 * reload.h (subst_reloads): Adjust prototype.
32859 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
32860 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
32861 present in JUMP_INSNs and copy them to JUMP_LABEL.
32862 * flow.c (find_label_refs, find_basic_blocks_1): Skip
32863 JUMP_INSNs and insns with REG_LABELs that are followed by
32864 JUMP_INSNs with the same REG_LABEL.
32865 * sched-rgn.c (is_cfg_nonregular): Likewise.
32866 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
32867 note is available.
32868 * unroll.c (unroll_loop): Look for REG_LABEL notes in
32869 JUMP_INSNs too.
32870 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
32871
328722001-01-06 Richard Henderson <rth@redhat.com>
32873
32874 * loop.c (scan_loop): Use xcalloc for the regs array.
32875 (load_mems_and_recount_loop_regs_set): Zero the new memory
32876 received from xrealloc.
32877
328782001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
32879
32880 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
32881
32882Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
32883
32884 * integrate.c (copy_rtx_and_substitute): When copying
32885 an ignored return value, strip REG_FUNCTION_VALUE_P.
32886
328872001-01-06 Michael Hayes <mhayes@redhat.com>
32888
32889 * loop.c (debug_biv, debug_giv): New.
32890 (loop_biv_dump): Break out from ...
32891 (record_biv): ... here.
32892 (loop_giv_dump): Break out from ...
32893 (record_giv): ... here.
32894 (loop_bivs_check): Use print_simple_rtl.
32895 * unroll.c (loop_iterations): Use print_simple_rtl.
32896
ad41bd84 328972001-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3eb54e5f
ILT		 32898
32899 * pa.md (return, return_internal): Modify patterns to prevent regrename
32900 mucking with the return pointer.
32901
329022001-01-05 Richard Henderson <rth@redhat.com>
32903
32904 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
32905
32906Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
32907
32908 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
32909 version supplied by Matteo Frigo.
32910
329112001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
32912
32913 * cpp.texi: Update for -MQ.
32914 * cppinit.c (cpp_create_reader): Always create pfile->deps.
32915 (cpp_cleanup): Always free pfile->deps.
32916 (initialize_dependency_output): Don't create pfile->deps.
32917 (cpp_handle_option): Similarly.
32918 (OPT_MQ): New.
32919 * gcc.c (cpp_options): Handle -MQ.
32920 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
32921 * mkdeps.c (base_name): Remove.
32922 (deps_init): Don't allocate vector space until it's needed.
32923 (deps_free): Only free vectors if allocated.
32924 (deps_add_target, deps_add_dep): Update for initial allocation.
32925 (deps_add_default_target): Don't strip to the base_name.
32926
329272001-01-05 DJ Delorie <dj@redhat.com>
32928
32929 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
32930 (INIT_EXPANDERS): Define.
32931
32932 * config/v850/v850.c (struct machine_function): Define.
32933 (v850_save_machine_status): New function.
32934 (v850_restore_machine_status): New function.
32935 (v850_return_addr): New function.
32936 (v850_init_expanders): New function.
32937
32938 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
32939 and v850_init_expanders.
32940
329412001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
32942
32943 * cpplib.h (struct cpp_reader): Add help_only field.
32944 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
32945 (cpp_handle_option): Set pfile->help_only if we see -h,
32946 --help, -target-help, or --version. Print version string but
32947 do not set help_only if we see -v or -version. Make text
32948 printed by -v match that printed by (-)-version.
32949
32950 * cppmain.c (main): Exit after option parsing if
32951 pfile->help_only is true.
32952
32953 * toplev.c (independent_decode_option): Call print_version,
32954 then exit, if we see --version (but not -version).
32955 (print_version): Split lengthy message into two lines.
32956
329572001-01-05 Nick Clifton <nickc@redhat.com>
32958
32959 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
32960 temporary string for initialisation before calling ggc_alloc_string.
32961
329622001-01-06 Michael Hayes <mhayes@redhat.com>
32963
32964 * rtl.h (print_simple_rtl): New.
32965 * print-rtl.c (print_simple_rtl): New.
32966 (flag_simple): New.
32967 (print_rtx): Disable printing of flags and modes, etc.,
32968 if `flag_simple` nonzero.
32969
329702001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
32971
32972 * function.c (fixup_var_refs): Use push_to_full_sequence where
32973 possible.
32974
329752001-01-05 Michael Meissner <meissner@redhat.com>
32976
32977 * flags.h (flag_reorder_blocks): Add declaration.
32978 (flag_rename_block): Ditto.
32979
329802001-01-05 DJ Delorie <dj@redhat.com>
32981
32982 * function.c (reorder_blocks): Make sure the flags are all reset
32983 before using them to mark blocks, else a second invocation will
32984 corrupt the block chain.
32985 (reorder_blocks_0): New, resets the flags.
32986
32987Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
32988
32989 * cse.c (find_comparison_args): Stop if the argument is known to
32990 be constant.
32991
329922001-01-05 Alexandre Oliva <aoliva@redhat.com>
32993
32994 * config/sh/sh.md (movdf): When splitting load into pair of
32995 registers, don't clobber the register used in the address too
32996 early.
32997
329982001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
32999
33000 * varasm.c (mark_constant_pool): Improve initial comments.
33001 (mark_constants): Move marking of constants to mark_constant.
33002 (mark_constant): New function to recursively mark all constants
33003 referred to by a constant.
33004
330052001-01-05 Catherine Moore <clm@redhat.com>
33006
33007 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
33008
330092001-01-05 Phil Edwards <pme@sources.redhat.com>
33010
33011 * cp/lang-options.h: Bring comment in line with reality.
33012 * f/lang-options.h: Likewise.
33013 * java/lang-options.h: Likewise.
33014 * objc/lang-options.h: Likewise.
33015 * ch/lang-options.h: Likewise.
33016 * f/g77.texi: And update the manual.
33017
330182001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
33019 Denis Chertykov <denisc@overta.ru>
33020
33021 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
33022 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
33023 * config/avr/avr.md (all peepholes that request a scratch register):
33024 Call it, FAIL the peephole if not safe (in interrupt functions).
33025
330262001-01-05 Mark Mitchell <mark@codesourcery.com>
33027
33028 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
33029
330302001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
33031
33032 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
33033 Define.
33034 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
33035 BUILT_IN_CREAL and BUILT_IN_CIMAG.
33036 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
33037 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
33038 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
33039 BUILT_IN_CIMAG.
33040 * extend.texi: Document these builtins.
33041
330422001-01-05 Daniel Berlin <dberlin@redhat.com>
33043
33044 * c-common.c (lang_get_alias_set): Say we know nothing of
33045 VECTOR_TYPE aliasing.
33046
33047 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
33048
330492001-01-05 Bruce Korb <bkorb@gnu.org>
33050
33051 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
33052 their x* equivalent versions for atexit-less systems
33053 * fixinc/fixincl.c(main): do not return from main() on atexit-less
33054 systems (or any other system any more).
33055
330562001-01-05 Richard Earnshaw <rearnsha@arm.com>
33057
33058 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
33059 output operands. Use arm_hard_register_operand for operand 4.
33060 (stmsi_postinc): Similarly.
33061 (ldmsi): Use arm_hard_register_operand for opernand 2.
33062 (stmsi): Similarly.
33063 * arm.c (arm_hard_register_operand): New function.
33064 * arm-protos.h (arm_hard_register_operand): Prototype it.
33065
33066 * arm.h (HARD_REGNO_RENAME_OK): Define.
33067
33068Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
33069
33070 * simplify-rtx.c (cfc_args): add "unordered" field.
33071 (check_fold_consts): Set unordered field.
33072 (simplify_relational_operation): Simplify the unordered
33073 comparisons.
33074
33075 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
33076 is valid.
33077
33078 * emit-rtl.c (try_split): Fix code to mark labels.
33079 * jump.c (mark_jump_label): Make global.
33080 * rtl.h (mark_jump_label): Declare.
33081
33082 * predict.c (estimate_probability): Handle unordred comparisons.
33083
330842001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
33085
33086 * cpp.texi: Update for -MP. Clarify behavior of -MT.
33087 * cppinit.c (initialize_dependency_output): Update.
33088 (cpp_finish): Output dummy targets for -MP.
33089 (OPT_MP): New.
33090 (cpp_handle_option): Handle -MP. Don't quote -MT options.
33091 * cpplib.h (struct cpp_options): Add deps_phony_targets.
33092 * gcc.c (cpp_options): Update to handle -MP.
33093 * mkdeps.c (deps_add_target, deps_add_default_target): Update
33094 to quote only the default target.
33095 (deps_phony_targets): Insert a preceding newline. Rename from
33096 deps_dummy_targets for consistency.
33097 * mkdeps.h: Update
33098
330992001-01-05 Alexandre Oliva <aoliva@redhat.com>
33100
33101 * calls.c (emit_library_call_value_1): Support
33102 INIT_CUMULATIVE_LIBCALL_ARGS.
33103 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
33104
331052001-01-04 Richard Henderson <rth@redhat.com>
33106
33107 * c-decl.c (finish_struct): Detect flexible array members
33108 used in an inappropriate context.
33109 * c-typeck.c (really_start_incremental_init): Special case
33110 constructor_max_index for zero length arrays.
33111 (pop_init_level): Allow initialization of flexible array
33112 members. Deprecate initialization of zero length arrays.
33113 Don't issue missing initializer warning for flexible array
33114 members or zero length arrays.
33115 (process_init_element): Don't dereference null DECL_SIZE.
33116 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
33117 Don't abort for empty constructors. Use size_binop
33118 (output_constructor): Add commentary regarding zero length
33119 array futures. Abort if we try to initialize an array of
33120 unspecified length with a non-empty constructor in the middle
33121 of a structure.
33122
33123 * extend.texi (Zero Length): Update and clarify documentation
33124 on static initialization.
33125
331262001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
33127
33128 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
33129 with more than 32767 words of local storage.
33130
331312001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
33132
33133 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
33134 for 'abs', 'labs', and 'fabs'.
33135 (c4x_expand_builtin): Likewise.
33136 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
33137
331382001-01-05 Alexandre Oliva <aoliva@redhat.com>
33139
33140 * config/sh/sh.md (prget, prset): New insn types.
33141 (return delay slot): Don't allow prset.
33142 (call, sfunc delay slot): Don't allow prget.
33143 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
33144 for prset and prget.
33145
331462001-01-05 Michael Hayes <mhayes@redhat.com>
33147
33148 * loop.h (struct loop_reg): New.
33149 (struct loop_regs): Change to use array of `struct loop_reg'.
33150 * loop.c: Replace assortment of varrays with single regs array.
33151 (count_one_set): Delete may_not_move array argument
33152 and use regs array instead. All caller's changed.
33153 (count_loop_regs_set): Delete may_not_move and single_usage
33154 arguments and use regs array instead. All caller's changed.
33155 (find_single_use_in_loop): Replace usage array argument with pointer
33156 to regs structure. All caller's changed.
33157 (loop_optimize): Delete `moved_once' array.
33158
331592001-01-05 Michael Hayes <mhayes@redhat.com>
33160
33161 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
33162 Use it instead of loop_info->has_call for scanning loop mems.
33163 (check_dbra_loop): Replace loop_info->has_call test with
33164 loop_info->has_nonconst_call.
33165
ad41bd84 331662001-01-04 Matthew Hiller <hiller@redhat.com>
3eb54e5f
ILT		 33167
33168 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
33169 for TARGET_SH3E.
33170
331712001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
33172
33173 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
33174 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
33175
331762001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
33177
33178 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
33179 (flag_short_double, flag_short_wchar): Define.
33180 (c_common_nodes_and_builtins): Create many tree nodes shared
33181 between C and C++ here instead of in cp/decl.c and ...
33182 * c-decl.c (init_decl_processing): ... here.
33183 (SIZE_TYPE, WCHAR_TYPE): Don't define.
33184 (flag_short_double, flag_short_wchar): Don't define.
33185 (record_builtin_type): New function.
33186 (build_void_list_node): New function.
33187 * c-common.h (flag_short_double, flag_short_wchar,
33188 record_builtin_type, build_void_list_node): Declare.
33189
33190Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
33191
33192 * integrate.c (expand_inline_function): Don't put a virtual
33193 register into the reg map.
33194
33195 * function.c (fixup_var_refs_1): If force_operand didn't put
33196 the address into the target, move it there.
33197
331982001-01-04 Mark Mitchell <mark@codesourcery.com>
33199
33200 Special-case tree_decl/tree_list allocations.
33201 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
33202 (OBJECT_SIZE): New macro.
33203 (NUM_EXTRA_ORDER): Likewise.
33204 (extra_order_size_table): New variable.
33205 (NUM_ORDERS): New macro.
33206 (objects_per_page_table): New variable.
33207 (object_size_table): New variable.
33208 (G.pages): Use NUM_ORDERS to bound the array.
33209 (G.page_tails): Likewise.
33210 (DIV_ROUND_UP): Remove.
33211 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
33212 (alloc_page): Use OBJECT_SIZE.
33213 (size_lookup): Don't make it const.
33214 (ggc_alloc): Use OBJECT_SIZE.
33215 (ggc_set_mark): Likewise.
33216 (ggc_get_size): Likewise.
33217 (init_ggc): Set up the object_size_table, objects_per_page_table,
33218 and adjust size_lookup.
33219 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
33220 (ggc_pop_context): Use NUM_ORDERS.
33221 (clear_marks): Likewise.
33222 (sweep_pages): Likewise.
33223 (poison_pages): Likewise.
33224 (ggc_print_statistics): Use OBJECT_SIZE.
33225
33226Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
33227
33228 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
33229 Only call array_size_for_constructor if last field and array type
33230 with no upper bound.
33231
332322001-01-04 Philip Blundell <philb@gnu.org>
33233
33234 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
33235 from bit 31 downwards, if this requires no more insns.
33236 (count_insns_for_constant): New helper function for above.
33237
332382001-01-04 Alexandre Oliva <aoliva@redhat.com>
33239
33240 * gencodes.c (output_predicate_decls): Remove empty initializer.
33241
332422001-01-04 Mark Mitchell <mark@codesourcery.com>
33243
33244 * tree.c (copy_node): Remove documentation about obstacks.
33245 (buidl1): Check that nobody tries to build 2-argument nodes this
33246 way.
33247
332482001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33249
33250 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
33251 fp_high_losum_p.
33252
33253 * gencodes.c (output_predicate_decls): Fill empty initializer
33254 braces.
33255
332562001-01-04 Jakub Jelinek <jakub@redhat.com>
33257
33258 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
33259 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
33260 or -MM.
33261 (do_include): Handle missing headers like cpp0.
33262 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
33263 paths with first include pathname. Don't strcat to uninitialized
33264 string.
33265
332662001-01-04 Bernd Schmidt <bernds@redhat.com>
33267
33268 * regrename.c (regrename_optimize): Don't rename from frame pointer
33269 if frame_pointer_needed.
33270 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
33271 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
33272 (ia64_reorg): Use it instead of scheduling if ! optimize.
33273 (errata_emit_nops): Properly call asm_noperands.
33274 (ia64_sched_reorder): Finish cycle if we see an asm.
33275 (ia64_variable_issue): Clear scheduling state after asms.
33276
332772001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
33278
33279 * cpp.texi: Update for -MT.
33280 * cppinit.c (initialize_dependency_output): Add a default
33281 target if none has been given already.
33282 (no_tgt, OPT_MT): New.
33283 (cpp_handle_option): Handle -MT. Update -M etc.
33284 * cpplib.h (struct cpp_options): Remove deps_target.
33285 * gcc.c (cpp_options): Handle -MT.
33286 * mkdeps.c (struct deps): Move from mkdeps.h.
33287 (deps_calc_target): Rename deps_add_default_target. Add a
33288 default target if none has been specified already.
33289 * mkdeps.h (struct deps): Move to mkdeps.c.
33290 (deps_calc_target): Rename deps_add_default_target.
33291
ad41bd84 332922001-01-03 Richard Henderson <rth@redhat.com>
3eb54e5f
ILT		 33293
33294 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
33295 Remove dead code.
33296 * c-typeck.c (push_init_level): Move checks for flexible array
33297 members and zero length arrays ...
33298 (pop_init_level): ... here. Silently discard empty initializations.
33299 Remove dead code.
33300 * varasm.c (output_constructor): Update for sizeof change to
33301 zero-length arrays.
33302
33303 * extend.texi (Zero Length): Clarify semantics.
33304
333052001-01-03 Alexandre Oliva <aoliva@redhat.com>
33306
33307 * configure.in (tm.h): Include isns-codes.h last.
33308 * configure: Rebuilt.
33309
333102001-01-03 Richard Henderson <rth@redhat.com>
33311
33312 * config/alpha/alpha.md (addvsi3, addvdi3): New.
33313 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
33314
333152001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
33316
33317 * tradcpp.c (main): Make sure finclude() is called with a valid
33318 indepth value while handling -include.
33319
333202001-01-03 Alexandre Oliva <aoliva@redhat.com>
33321
33322 * gencodes.c (output_predicate_decls): New function.
33323 (main): Call it.
33324 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
33325 even if it is not the first time machmode.h is #included.
33326 * config/sh/sh.c (fpul_operand): Declare MODE argument.
33327 * tm.texi (PREDICATE_CODES): Document predicate declarations.
33328 * gcc.texi (Copyright): Added 2001.
33329
333302001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
33331
33332 * c-common.c (c_common_lang_init): New function. Warn if format
33333 warning options which only have effects when used with -Wformat
33334 are used without -Wformat.
33335 * c-common.h (c_common_lang_init): Declare.
33336 * c-lang.c (lang_init): Call c_common_lang_init.
33337 * objc/objc-act.c (lang_init): Call c_common_lang_init.
33338
333392001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
33340
33341 * configure.in: Check for the mktemp command.
33342 * configure: Regenerate.
33343 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
33344 $TEMP. Create temporary files with mktemp, if available at
33345 configure time; otherwise use set -C. Remove temporary files
33346 before exit.
33347
333482001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
33349
33350 * configure.in: Require at least texinfo 4.0. Check for whether
33351 Pod::Man is sufficiently recent to regenerate GCC manpages.
33352 * configure: Regenerate.
33353 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
33354 on #!.
33355 (GENERATED_MANPAGES): Define.
33356 (generated-manpages): New target. Depend on cpp.1 as well as
33357 gcov.1.
33358 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
33359 configure to generated-manpages or empty) rather than on the
33360 manpages directly. Remove execute permission from installed
33361 gcov.1 as well as cpp.1.
33362 * cpp.1, gcov.1: Regenerate.
33363
333642001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33365
33366 * builtins.c (expand_builtin_strncmp): Use host_integerp and
33367 tree_low_cst. Allow using cmpstrsi in more cases.
33368
33369Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
33370
33371 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
33372 sized types.
33373
33374Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
33375
33376 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
33377 * Makefile.in (HOST_CFLAGS): Mention build-make.
33378
33379Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
33380
33381 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
33382 as JUMP_INSN.
33383
333842001-01-01 Bernd Schmidt <bernds@redhat.com>
33385
33386 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
33387 a REG rtx.
33388
33389 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
33390 callers changed.
33391
33392 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
33393 reg_base_value and reg_known_value arrays.
33394 (init_alias_analysis): Add more cases to detect known values.
33395 * sched-deps.c (deps_may_trap_p): New function.
33396 (sched_analyze_2): Use it.
33397
333982001-01-03 Alexandre Oliva <aoliva@redhat.com>
33399
33400 * combine.c (simplify_shift_const): Even if we're sign-extracting,
33401 don't discard an ASHIFTRT if we're shifting in a wider mode.
33402
ad41bd84 334032001-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3eb54e5f
ILT		 33404
33405 * toplev.c (rest_of_compilation): Don't print basic block information
33406 when CFG isn't up to date.
33407
334082001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
33409
33410 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
33411 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
33412 (UNALIGNED_SHORT_ASM_OP): Define.
33413 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
33414
334152001-01-02 Mark Mitchell <mark@codesourcery.com>
33416
33417 * fold-const.c (fold_convert): Fix typo.
33418
334192001-01-02 Richard Henderson <rth@redhat.com>
33420
33421 * c-common.h (ASM_INPUT_P): New.
33422 * c-parse.in (asm): Set it when needed.
33423 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
33424 existence of an operand.
33425
33426Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
33427
33428 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
33429 (dwarf2out_frame_debug_expr): Likewise.
33430 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
33431
33432Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
33433
33434 * i386.c (ix86_split_to_parts): Return number of part required;
33435 handle TFmodes.
33436 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
33437 TFmodes.
33438 (ix86_split_long_move): Use number of part returned
33439 by ix86_split_to_parts
33440 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
33441 New macros.
33442 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
33443 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
33444 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
33445 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
33446 (ALIGN_MODE_128): Add TFmode.
33447 (IS_STACK_MODE): Likewise.
33448 (HARD_REGNO_NREGS): TFmode needs 3 registers.
33449 (HARD_REGNO_OK): Support TFmodes.
33450 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
33451 * i386.md (scheduler definitions): Use memory operand to determine
33452 fst/fld instructions; use mode attribute to determine real mode of
33453 the instruction.
33454 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
33455 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
33456
334572001-01-02 Mark Mitchell <mark@codesourcery.com>
33458
33459 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
33460
33461Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
33462
33463 * expr.c (store_constructor_field): Update ALIGN before calling
33464 store_constructor.
33465
334662001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
33467
33468 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
33469 host_integerp.
33470
334712001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
33472
33473 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
33474 incomplete type.
33475
33476Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
33477
33478 * c-decl.c (start_function): Don't warn on third parameter to main.
33479
334802001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33481
33482 * tsystem.h: Define HAVE_DECL_GETOPT.
33483
334842001-01-02 Philip Blundell <pb@futuretv.com>
33485
33486 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
33487 of input operand.
33488
334892001-01-02 Richard Henderson <rth@redhat.com>
33490
33491 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
33492
334932001-01-02 Andreas Jaeger <aj@suse.de>
33494
33495 * c-decl.c (c_decode_option): Remove support of
33496 -Wmissing-noreturn.
33497
33498 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
33499 (W_options): Add -Wmissing-noreturn here.
33500
33501 * flow.c: Define lang_missing_noreturn_ok_p.
33502 (check_function_return_warnings): Use it.
33503
33504 * c-common.h: Declare lang_missing_noreturn_ok_p.
33505
33506 * c-lang.c (c_missing_noreturn_ok_p): New function.
33507 (lang_init): Set lang_missing_noreturn_ok_p.
33508
33509 * invoke.texi (Warning Options): Document this.
33510
335112000-12-27 Phil Edwards <pme@sources.redhat.com>
33512
33513 * extend.texi (C++ Extensions): New node for C++ attributes;
33514 describe init_priority and com_interface.
33515 * invoke.texi: Remove -finit-priority as it now has zero effect.
33516 * install.texi: Fix xref syntax.
33517 * md.texi: Likewise.
33518
33519Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
33520
33521 * config.gcc (sparc64-wrs-vxworks*): New case.
33522 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
33523
33524 * config/sparc/sparc.c (sparc_override_options): Do support different
33525 pointer and architecture size.
33526 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
33527 (POINTERS_EXTEND_UNSIGNED): Define.
33528 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
33529 (FUNCTION_MODE): Define to be Pmode.
33530 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
33531
33532 * function.c (expand_function_end): Properly handle DECL_RESULT
33533 and copy when ptr_mode != Pmode.
33534 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
33535
335362001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33537
33538 * c-common.c (c_common_nodes_and_builtins): Set prototype
33539 parameters for __builtin_fputs, __builtin_fputc and
33540 __builtin_fwrite. Don't declare plain fputc as a builtin.
33541
335422001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
33543
33544 * loop.c (add_label_notes): Increment the label usage count when
33545 a note is added to an insn which refers to a CODE_LABEL.
33546 * gcse.c (add_label_notes): Likewise.
33547
335482001-01-01 Andreas Jaeger <aj@suse.de>
33549
33550 * loop.c (scan_loop): Use xmalloc to allocate movables.
33551
335522001-01-01 Alexandre Oliva <aoliva@redhat.com>
33553
33554 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
33555 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
33556 * reload1.c (REGISTER_MOVE_COST): Likewise.
33557 * regclass.c (REGISTER_MOVE_COST): Likewise.
33558 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
33559 dimension. Adjust all users.
33560 (init_reg_sets_1): Iterate on all modes.
33561 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
33562 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
33563 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
33564 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
33565 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
33566 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
33567 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
33568 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
33569 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
33570 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
33571 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
33572 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
33573 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
33574 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
33575 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
33576 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
33577 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
33578 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
33579 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
33580 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
33581 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
33582 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
33583 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
33584 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
33585 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
33586 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
33587 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
33588
335892001-01-01 Bernd Schmidt <bernds@redhat.com>
33590
33591 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
33592 arg VARIES_P. Call it with extra arg.
33593 (true_dependence): Likewise.
33594 * rtl.h (rtx_addr_can_trap_p): Declare.
33595 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
33596 prototypes.
33597 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
33598 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
33599 pic offset table register if it's zero. All callers changed.
33600 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
33601
33602Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
33603
33604 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
33605 STRING_POOL_ADDRESS_P.
33606
33607 * config/sparc/sparc.c (input_operand): Properly test for short op.
33608
33609 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
33610 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
33611 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
33612 * config/sparc/elf.h: No longer include sol2.h.
33613 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
33614 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
33615
33616 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
33617
336182001-01-01 Michael Hayes <mhayes@redhat.com>
33619
33620 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
33621 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
33622 (record_initial): Likewise.
33623 * unroll.c (copy_loop_body, loop_iterations): Likewise.
33624 (remap_split_bivs): Likewise.
33625
336262001-01-01 Michael Hayes <mhayes@redhat.com>
33627
33628 * loop.c (loop_ivs_free): New function.
33629 (strength_reduce): Break out from...
33630
336312001-01-01 Michael Hayes <mhayes@redhat.com>
33632
33633 * loop.h (struct iv): New.
33634 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
33635 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
33636 'reg_biv_class' fields with 'regs' and 'n_regs'.
33637 (struct ivs): Rename 'loop_iv_list' field to 'list'.
33638 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
33639 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
33640
336412001-01-01 Michael Hayes <mhayes@redhat.com>
33642
33643 * loop.h (REG_IV_CLASS): New accessor macro.
33644 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
33645 * unroll.c (REG_IV_CLASS): Likewise.
ad41bd84
JM		 33646
33647\f
33648Copyright (C) 2001 Free Software Foundation, Inc.
33649
33650Copying and distribution of this file, with or without modification,
33651are permitted in any medium without royalty provided the copyright
33652notice and this notice are preserved.
Mirror of https://gcc.gnu.org/git/gcc.git