1 2001-03-27 Richard Henderson <rth@redhat.com>
3 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5 Rename asynchronous_exceptions to flag_non_call_exceptions.
7 * gthr-single.h (UNUSED): New. Distinguish between how C
8 and C++ mark unused function arguments. Use throughout.
10 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
11 value to target configuration header.
12 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
13 * config.in, configure: Rebuild.
14 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
15 configuration and target defines.
16 (exceptions_via_longjmp): Remove.
17 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
18 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
20 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22 * configure.in: Don't check for bcopy.
23 * configure, config.in: Regenerate.
25 * system.h: Don't define or prototype bcopy, instead poison it.
27 2001-03-27 Richard Henderson <rth@redhat.com>
29 * function.c (expand_function_start): Set DECL_REGISTER on
30 a pseudo used for DECL_RESULT.
32 * rtl.h (LCT_NORETURN): New.
33 * calls.c (emit_library_call_value_1): Handle it.
35 2001-03-27 Stan Shebs <shebs@apple.com>
37 * objc/objc-act.c (objc_init): Use dump_base_name.
38 (gen_declaration): Clear the buffer arg.
39 (gen_declaration_1): New function, body of gen_declaration.
40 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
41 (gen_method_decl): Ditto, plus always clear buffer arg.
42 (error_with_ivar): Simplify.
43 (warn_with_method): Ditto.
44 (build_message_expr): Don't clear buffers.
45 (dump_interface): Ditto.
47 (build_keyword_selector): Clear the buffer by only zeroing
49 (objc_implementation_context): Declare.
50 (start_class): Warn about missing @end.
53 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
55 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
57 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
59 * Makefile.in (SYSTEM_H): Define.
60 Depend on $(SYSTEM_H), not system.h.
62 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
64 2001-03-27 Jim Wilson <wilson@redhat.com>
66 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
68 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
69 (process_epilogue): New static function.
70 (process_set): Call process_epilogue instead of emitting .restore
72 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
74 * flow.c (struct reg_cond_life_info): New fields orig_condition
76 (init_propagate_block_info): Set new fields.
77 (mark_regno_cond_dead): Set and use new fields.
78 (flush_reg_cond_reg_1): Likewise.
79 (and_reg_cond, case AND): Check for redundant AND conditions.
80 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
83 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
85 * cppmacro.c (stringify_arg): Null terminate strings.
87 2001-03-27 Zack Weinberg <zackw@stanford.edu>
89 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
90 inclusion style. xm-m68hc11.h no longer exists.
91 * config/m68hc11/xm-m68hc11.h: Delete file.
92 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
94 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
95 Don't define GCC_VERSION, N_, or PARAMS; don't include
96 gansidecl.h or stdio.h. Define inhibit_libc here.
97 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
98 Delete code conditioned on #if GCC_VERSION == 2095.
100 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
101 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
102 Delete code conditioned on #if GCC_VERSION == 2095.
104 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
106 * system.h: Include symcat.h.
107 (STRINGIFY): Don't define.
109 * configure.in: Adjust comment.
111 * builtins.c: Use STRINGX, not STRINGIFY.
112 * gencheck.c: Likewise.
113 * gengenrtl.c: Likewise.
114 * protoize.c: Likewise.
116 * cpplex.c: Don't include symcat.h.
117 * cpplib.c: Likewise.
119 * gansidecl.h (HAVE_STRINGIZE): Don't define.
121 2001-03-27 Alan Modra <alan@linuxcare.com.au>
123 * c-typeck.c (digest_init): Fold init expression.
125 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
127 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
129 2001-03-27 Alan Modra <alan@linuxcare.com.au>
131 * except.c (eh_regs): Save results of build_pointer_type to a temp
132 as FUNCTION_VALUE macro may evaluate its args multiple times.
134 2001-03-26 Mark Mitchell <mark@codesourcery.com>
136 * c-common.h (DECL_NUM_STMTS): New macro.
137 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
139 (pushdecl): Likewise.
140 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
141 * integrate.c (expand_inline_function): Don't check
143 * print-tree.c (print_node): Don't print it.
144 * toplev.c (rest_of_compilation): Don't try to inline when
145 flag_no_inline is on.
146 * tree.h (DECL_FRAME_SIZE): Remove.
147 (tree_decl): Adjust accordingly.
149 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
151 * combine.c (try_combine): Use memcpy, not bcopy.
153 * genattrtab.c (expand_units): Likewise.
155 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
157 * i386.md (push mem DI peep2): New.
158 (mov 0, mov -1 peep2): Handle 64bit.
159 (lea to arithmetics peep2): Handle 64bit leas.
160 (rsp arithmetics to push/pop peep2s): New.
162 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
164 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
166 * i386.c (struct machine_function): Add save_varrargs_registers.
167 (ix86_save_varrargs_registers): New macro.
168 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
169 (ix86_expand_prologue): Likewise.
170 (ix86_emit_epilogue_esp_adjustement): Likewise.
171 (ix86_expand_epilogue): Likewise.
172 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
173 (pro_epilogue_adjust_stack_1): New insn.
174 (pro_epilogue_adjust_stack_rex64): Likewise.
175 * i386.h (MASK_NO_RED_ZONE): New constant.
176 (TARGET_RED_ZONE): New macro.
177 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
178 (RED_ZONE_SIZE): New constant.
179 (RED_ZONE_RESERVE): New constant.
181 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
183 * toplev.c (set_float_handler): Use memcpy, not bcopy.
185 2001-03-25 Kazu Hirata <kazu@hxi.com>
187 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
193 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
195 * mkconfig.sh (DEFINES): Handle entries with '='.
197 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
198 Set xm_defines to MACRO=value instead.
200 * i370/xm-mvs.h: Delete.
202 * ns32k/xm-pc532-min.h: Likewise.
204 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
206 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
208 use ix86_expand_binary_operator
209 (?sh??i_?): Disable for 64bit.
210 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
211 * i386.c (shiftdi_operand): New predicate.
213 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
214 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
215 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
216 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
217 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
218 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
219 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
220 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
221 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
222 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
223 (rotldi3, rotrdi3): New expanders.
225 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
227 * i386.md (movstrsi): Move offline.
229 (strmovdi_rex64): New.
230 (strmov?i): Accept 64bit.
231 (strmov?i_rex64): New.
232 (strmov?i_rex_1): New.
233 (strmov?i_1): Disable for 64bit.
234 (rep_mov?i_rex64): New.
235 (rep_mov?i): Disable for 64bit.
236 (clrstrsi): Move offline.
237 (strset?i_rex64): New.
238 (strset?i: Accept 64bit.
239 (rep_stos?i): Disable for 64bit.
240 (rep_stos?i_rex64): New.
241 (strset?i_rex_1): New.
242 (strset?i_1): Disable for 64bit.
243 (cmpstrsi): Accept 64bit.
244 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
245 (cmpstrqi_nz_rex_1): New.
246 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
247 (strlensi): Move offline.
249 (strlenqi_1): Disable for 64bit; fix constraints.
250 (strlenqi_rex_1): New.
251 * i386.c (ix86_adjust_counter): New static function.
252 (ix86_zero_extend_to_Pmode): Likewise.
253 (ix86_expand_aligntest): Likweise.
254 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
255 (ix86_expand_movstr): New global function.
256 (ix86_expand_clrstr): New global function.
257 (ix86_expand_strlen): New global function.
258 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
259 ix86_expand_strlen): Declare.
260 (ix86_expand_strlensi_unroll_1): Delete.
262 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
264 * i386.md (cmpdi): Fix operand predicates.
265 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
266 cmpdi_1_insn_rex64): New patterns.
267 (adddi3): Turn to expander.
268 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
269 (addsi3_carry_zext): New pattern.
270 (adddi_?_rex64): New patterns and splitters.
271 (addsi_?_zext): New patterns.
272 (subsi3_carry_zext): New pattern.
273 (subdi_?_rex64): New patterns and splitters.
274 (iorsi_?_zext): New patterns.
275 (iordi_?_rex64): New patterns and splitters.
276 (iorsi_?_zext): New patterns.
277 (iorsi_?_zext_imm): New patterns.
278 (xorsi_?_zext): New patterns.
279 (xordi_?_rex64): New patterns and splitters.
280 (xorsi_?_zext): New patterns.
281 (negdi*): New patterns.
282 (one_cmpldi*): Likewise.
283 (one_cmplsi*_zext, negsi*_zext): Likewise.
284 (testqi_ext_3_rex64): New pattern.
286 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
288 * i386-protos.h (ix86_split_long_move): Return void.
289 * i386.c (ix86_split_to_parts): Handle 64bit target.
290 (ix86_split_long_move): Likewise.
291 * i386.md (all calls to ix86_split_long_move): Update.
293 2001-03-23 Richard Henderson <rth@redhat.com>
295 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
296 to avoid shadowing arguments.
298 2001-03-23 Jakub Jelinek <jakub@redhat.com>
300 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
301 to variable names where DECL_NAME is different from
304 2001-03-23 Jim Wilson <wilson@redhat.com>
306 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
307 (assemble_alias): Call make_decl_rtl.
309 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
311 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
313 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
315 * extend.texi: Document the "java_interface" attribute.
317 2001-03-22 Zack Weinberg <zackw@stanford.edu>
319 * mkconfig.sh: Use a subshell with redirected stdout,
320 instead of closing stdout and confusing commands that run
321 afterward. Throw away output of cmp.
323 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
325 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
327 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
329 * i386.md (zero_extendsidi2_32): Break out from ...
330 (zero_extendsidi2): ... here ; turn to expander.
331 (zero_extendsidi2_rex64): New.
332 (extendsidi2_32): Break out from ...
333 (extendsidi2): ... here ; turn to expander.
334 (extendsidi2_rex64): New.
335 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
336 (trunc?f?f splitters): Add 64bit versions.
338 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
340 * i386.md (pushsi, pushsi2_prologue): Disable.
341 (pushsi2_rex64): New.
342 (movabs?i_1_rex64, movabs?i_2_rex64): New.
343 (movqi_ext_1): Disable for 64bit.
344 (movqi_ext_1_rex64): New.
345 (pushdi2_rex64): New pattern, peep2s and splitter.
346 (pushdi2_prologue_rex64): New pattern.
347 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
349 (movdi splitters): Disable for 64bit.
350 (movdi_1_rex64): New pattern, peep2s and splitters.
351 (swapdi): New pattern.
352 (pushsf): Disable for 64bit.
353 (pushsf_rex64): New pattern and splitter.
354 (pushdf_nointeger): Disable for 64bit.
355 (pushdf_integer): Handle the 64bit case.
356 (pushtf): Likewise; update splitters.
358 2001-03-22 Richard Henderson <rth@redhat.com>
360 * mkconfig.sh: Include insn-flags.h.
361 * Makefile.in (CONFIG_H): Include insn-flags.h.
362 (lots of objects): Remove insn-codes.h and insn-flags.h.
364 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
365 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
366 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
367 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
368 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
369 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
370 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
371 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
372 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
373 v850/v850.c, vax/vax.c:
374 Don't include insn-flags.h.
376 * diagnostic.c, expr.h, reload.c, toplev.c:
377 Don't include insn-codes.h.
379 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
380 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
381 c4x/c4x.c, i960/i960.c, mips/mips.c:
382 Don't include insn-codes.h or insn-flags.h.
384 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
385 or insn-flags.h in the generated code.
386 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
387 (main): Forward declare struct rtx_def.
389 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
391 * invoke.texi (-ffast-math): Remove duplicate line about
394 * gcc.texi: Remove more obsolete documentation of bugs and
395 installation problems.
397 2001-03-21 Kazu Hirata <kazu@hxi.com>
399 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
402 2001-03-20 Jason Merrill <jason@redhat.com>
404 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
406 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
407 * varasm.c (CHKR_PREFIX): Likewise.
409 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
411 * gcse.c (hash_scan_set): An expression is not anticipatible if it
412 is part of a multi-SET insn.
414 * cse.c (find_comparison_args): Remove previous change.
415 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
418 * config/i386/i386.md (conditional_trap): Remove warning.
420 * recog.c (push_operand): Fix error in last change that caused
421 undefined symbol on many targets.
423 * sdbout.c: #include ggc.h.
424 (sdbout_init): Move to end of file.
425 Call ggc_add_tree_root for anonymous_types.
426 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
427 (sdbout_one_type): Use DECL_NAME for field name.
428 * Makefile.in (sdbout.o): Show includes ggc.h.
430 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
432 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
433 (override_options): Use properlimits for preferred_stack_boundary.
434 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
436 (ext_register_operand): Accept DImode.
437 (load_pic_register): Abort on 64bit.
438 (gen_push): Use Pmode instead of SImode.
439 (ix86_save_reg): Pic reg is never used on 64bit.
440 (ix86_expand_prologue): Likewise.
441 (ix86_emit_save_regs): Use Pmode instead of SImode.
442 (legitimate_address_p): Check displacement for 64bit.
443 (print_operand): Avoid outputting of (%rip) on 64bit.
444 (print_operand_address): Output (%rip) where possible.
445 (split_di): Abort on 64bit registers.
446 (ix86_expand_branch): DImode comparison is simple for x86_64.
447 (memory_address_length): Recognize memory addresses formed using
449 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
451 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
453 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
455 * recog.c (push_operand): Recognize new format of push instructions.
457 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
459 * i386.md (pushqi1): New.
460 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
461 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
462 x86_64_immediate_operand, x86_64_immediate_operand,
463 x86_64_zext_immediate_operand): Declare.
464 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
465 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
466 x86_64_immediate_operand, x86_64_immediate_operand,
467 x86_64_zext_immediate_operand): define.
468 * i386.h (PREDICATE_CODES): Add new predicates.
470 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
472 * i386.md (pophi1, popqi1, pushqi1): Remove.
474 * expr.c (emit_single_push_insn): New function.
475 (move_by_pieces): Accept NULL as destination for push instructions.
476 (gen_push_operand): Kill.
477 (emit_push_insn): Pass NULL when pushing; avoid updating of
479 * expr.h (gen_push_operand): Kill.
481 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
483 * rtl.texi (COMPARE): Clarify documentation and reference section
486 2001-03-20 Stan Shebs <shebs@apple.com>
488 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
489 (get_object_reference): Ditto.
490 (error_with_ivar): Use error_with_file_and_line.
491 (warn_with_method): Use warning_with_file_and_line.
493 2001-03-20 Tom Tromey <tromey@redhat.com>
495 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
497 2001-03-20 Mark Mitchell <mark@codesourcery.com>
499 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
500 variables that are TREE_PUBLIC, even if not TREE_STATIC.
502 2001-03-20 DJ Delorie <dj@redhat.com>
504 * Makefile.in (install-libgcc): Pass complete list of variables.
505 (install-multilib): Ditto.
507 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
509 * config/i386/cygwin.h: Declare ctor_section, dtor_section
510 drectve_section, switch_to_section.
512 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
513 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
514 i386_pe_mark_dllimport.
516 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
518 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
521 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
522 i386_pe_* functions with char * arguments.
524 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
526 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
528 (movsi_ie): Introduce fpul store.
530 2001-03-20 Alan Modra <alan@linuxcare.com.au>
532 * Makefile.in (OBJS): Remove hashtab.o.
534 2001-03-19 Stan Shebs <shebs@apple.com>
536 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
537 * c-lang.c (maybe_objc_method_name): Ditto.
538 * c-tree.h (maybe_objc_method_name): Remove decl.
540 2001-03-19 Tom Tromey <tromey@redhat.com>
542 * gcc.c (init_gcc_specs): Fix comment.
544 2001-03-19 Mark Mitchell <mark@codesourcery.com>
546 Compute DECL_ASSEMBLER_NAME lazily.
547 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
548 (DECL_ASSEMBLER_NAME_SET_P): New macro.
549 (SET_DECL_ASSEMBLER_NAME): Likewise.
550 (COPY_DECL_ASSEMBLER_NAME): Likewise.
551 (set_decl_assembler_name): Declare.
552 (lang_set_decl_assembler_name): Likewise.
553 * tree.c (lang_set_decl_assembler_name): New variab.e
554 (set_decl_assembler_name): New function.
555 (init_obstacks): Set lang_set_decl_assembler_name.
556 (build_decl): Don't set DECL_ASSEMBLER_NAME.
557 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
558 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
559 where it's not necessary.
560 (builtin_function): Likewise.
561 (finish_decl): Likewise.
562 * dbxout.c (dbxout_type_methods): Likewise.
563 * ggc-common.c (ggc_mark_trees): Likewise.
564 * profile.c (output_func_start_profiler): Likewise.
565 * varasm.c (make_decl_rtl): Likewise.
567 * cse.c (find_comparison_args): Update documentation. Fix
568 mishandling of COMPARE operations.
570 * tree.def (ABS_EXPR): Add documentation.
571 * fold-const.c (fold): Improve folding of ABS_EXPRs.
573 2001-03-19 Zack Weinberg <zackw@stanford.edu>
575 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
577 2001-03-19 Jakub Jelinek <jakub@redhat.com>
579 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
580 Remove ia32 linux PIC kludge and move it...
581 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
583 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
585 * i386.md (absdf2 expander): Fix 64bit case.
587 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
589 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
591 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
593 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
595 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
597 * README.X11: Remove obsolete file.
599 2001-03-18 Anthony Green <green@redhat.com>
601 * config/pj/pj.h: Remove some trailing commas.
602 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
604 2001-03-18 Richard Henderson <rth@redhat.com>
606 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
608 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
609 defaults for them here.
611 2001-03-17 Anthony Green <green@redhat.com>
613 * config/pj/lib1funcs.S: Fix broken comment.
614 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
617 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
619 * gcc.texi: Remove obsolete information relating to build and
620 installation problems with enquire or the Pyramid C compiler.
622 2001-03-17 Richard Henderson <rth@redhat.com>
624 * dwarf2out.c (queue_reg_save): New.
625 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
626 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
628 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
629 (cfa, cfa_store, cfa_temp): Make static.
630 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
632 2001-03-17 Richard Henderson <rth@redhat.com>
634 * integrate.h (struct inline_remap): Add local_return_label.
635 * integrate.c (expand_inline_function): Initialize it and emit
636 it after copy_insn_notes.
637 (copy_insn_list): Don't store local_return_label here.
638 (copy_insn_notes): New function split out from copy_insn_list.
640 2001-03-17 Richard Henderson <rth@redhat.com>
642 * dwarf2out.c (lookup_filename): Emit .file if the assembler
643 is generating .debug_line.
644 (dwarf2out_init): Add main_input_filename to the file table first.
645 * configure.in (as_dwarf2_debug_line): Test with file number 1
646 instead of file number 0.
648 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
650 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
651 (gen_rtx_combine): Deleted; all references changed as appropriate.
652 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
654 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
656 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
658 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
661 2001-03-16 Jim Wilson <wilson@redhat.com>
663 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
664 then set it to LOC_REG (79) instead of aborting.
666 2001-03-16 Phil Edwards <pme@sources.redhat.com>
668 * gccbug.in: Remove high priority.
670 2001-03-16 Richard Henerson <rth@redhat.com>
672 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
673 output with a space instead of deleting it.
674 * configure: Regenerate.
676 2001-03-16 Zack Weinberg <zackw@stanford.edu>
678 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
679 handles the gory details of converting an object file into
680 something that's safe to grep.
681 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
682 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
683 newlines at either end of the string we're looking for.
684 Make 'checking ...' message less stilted.
685 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
686 ARM in-memory layout and its hypothetical converse. Don't
687 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
688 HOST_WORDS_BIG_ENDIAN.
690 * configure.in: Adjust for renamed macro. Move
691 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
692 * configure, config.in: Regenerate.
694 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
696 * fixinc/Makefile.in: Set SHELL.
698 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
700 * fixinc/fixincl.c (fix_with_system): Quote file names before
701 passing them to shell.
703 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
705 * Makefile.in: Use fix-header$(build_exeext) instead
708 2001-03-16 Richard Henderson <rth@redhat.com>
710 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
711 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
712 (size_of_line_prolog): Remove.
713 (output_line_info): Compute prologue size via label difference.
714 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
716 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
717 assembler error when redefining file numbers.
718 * config.in, configure: Rebuild.
720 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
721 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
722 (dw2_asm_output_delta_uleb128): Likewise.
723 (dw2_asm_output_delta_sleb128): Similarly.
724 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
726 2001-03-16 Michael Meissner <meissner@redhat.com>
728 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
730 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
732 (BITMASK_LOWER16): Replacement for 0x0000ffff.
734 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
735 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
736 being unsigned in ISO C and signed in traditional.
737 (expand_prologue): Ditto.
738 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
740 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
742 (divsi3,divdi3): Ditto.
743 (modsi3,moddi3): Ditto.
744 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
745 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
746 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
749 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
751 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
752 SSE based conditional moves on LTGT/UNEQ conditions;
753 Canonicalize EQ to NE.
754 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
755 (sse_mov?fcc_ne): New.
757 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
759 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
761 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
762 register may be dead.
764 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
766 * Makefile.in (hash.o): Depend on CONFIG_H.
768 2001-03-15 Mark Mitchell <mark@codesourcery.com>
770 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
772 2001-03-15 Richard Henderson <rth@redhat.com>
774 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
775 (ASM_OUTPUT_DWARF_PCREL): New.
776 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
778 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
780 * cppfiles.c (stack_include_file): Use MAX of sysp.
782 2001-03-15 Steve Ellcey <sje@cup.hp.com>
784 * config.gcc (ia64*-*-hpux*): New case.
785 * config/ia64/hpux.h: New file for HP-UX support.
786 * config/ia64/t-hpux: New file for HP-UX support.
788 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
790 * fixinc/inclhack.def (irix_stdio_va_list): New.
791 * fixinc/fixincl.x: Rebuilt.
793 2001-03-15 Richard Henderson <rth@redhat.com>
795 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
796 if provided by the target.
797 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
798 (dw2_asm_output_addr): New.
799 * dwarf2asm.h (dw2_asm_output_addr): Declare.
800 * dwarf2out.c (output_cfi): Use it for program addresses.
801 (output_call_frame_info, output_die): Likewise.
802 (output_aranges, output_line_info): Likewise.
804 2001-03-15 Bruce Korb <bkorb@gnu.org>
806 * gcc.c(main): make more rigorous
807 * collect2.c(main): guard against ignoring SIGCHLD
808 * protoize.c(main): ditto
809 * gcc/fixinc/fixincl.c(initialize): ditto
811 2001-03-15 Mark Mitchell <mark@codesourcery.com>
813 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
814 (sdbout_parms): Likewise.
816 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
818 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
819 "widen" a destination that is already wider than a word. Also do
820 not widen if LOAD_EXTEND_OP is NIL for the given mode.
822 2001-03-15 Bernd Schmidt <bernds@redhat.com>
824 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
826 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
828 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
830 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
832 * i960.h (i960_maxbitalignment,
833 i960_last_maxbitalignment): Declare.
834 * i960.c (i960_maxbitalignment,
835 i960_last_maxbitalignment): Make global.
836 (process_pragma): Delete.
837 (i960_pr_align, i960_pr_noalign): Move from here ...
838 * i960-c.c: ... to this new file.
839 * t-960bare (i960-c.o): New rule.
840 * t-vxworks960 (i960-c.o): Likewise.
841 * config.gcc (i960-*-*): Define c_target_objs and
844 2001-03-15 Bernd Schmidt <bernds@redhat.com>
846 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
847 without adding in rtx code and mode.
849 * alias.c (init_alias_analysis): Don't use any rtx whose value
850 varies as a known value.
851 Delete a superfluous test.
853 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
855 (ia64_sched_reorder): Call maybe_rotate; also rotate after
856 scheduling a stop bit.
857 (ia64_emit_nops): Correctly handle ASMs.
859 2001-03-15 Mark Mitchell <mark@codesourcery.com>
861 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
863 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
865 * cpp.texi: Update documentation for -include and -imacros.
866 * cppfiles.c (struct include_file): Remove "defined" memeber.
867 (find_or_create_entry): Make a copy of the file name, and
869 (open_file): Update to ensure we use the simplified filename.
870 (stack_include_file): Don't set search_from.
871 (cpp_included): Don't simplify the path name here.
872 (find_include_file): New prototype. Call search_from to
873 get the start of the "" include chain. Don't simplify the
875 (_cpp_execute_include): New prototype. Move diagnostics to
876 do_include_common. Update.
877 (_cpp_pop_file_buffer): Don't set defined.
878 (search_from): New prototype. Use the preprocessor's cwd
879 for files included from the command line.
880 (read_name_map): Don't simplify the pathname here.
881 * cpphash.h (enum include_type): New.
882 (struct buffer): Delete search from. New search_cached.
883 (_cpp_execute_include): Update prototype.
884 * cppinit.c (do_includes): Use _cpp_execute_include.
885 * cpplib.c (do_include_common): New function.
886 (do_include, do_include_next, do_import): Use it.
888 2001-03-14 Mark Mitchell <mark@codesourcery.com>
890 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
891 contents of the RTL, to determine the name of the object.
893 2001-03-14 Mark Mitchell <mark@codesourcery.com>
895 * tree.h (DECL_RTL): Allocate RTL lazily.
896 (SET_DECL_RTL): New macro.
897 (DECL_RTL_SET_P): Likewise.
898 (COPY_DECL_RTL): Likewise.
899 (DECL_RTL_IF_SET): Likewise.
900 * varasm.c (make_decl_rtl): Add assertions about the kind of
901 declaration we are processing.
902 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
903 (start_decl): Likewise.
904 (finish_decl): Likewise.
905 * c-semantics.c (emit_local_var): Likewise.
906 * calls.c (expand_call): Likewise.
907 * dbxout.c (dbxout_symbol): Likewise.
908 * emit-rtl.c (unshare_all_rtl): Likewise.
909 (unshare_all_decls): Likewise.
910 (reset_used_decls): Likewise.
911 * expr.c (store_constructor): Likewise.
912 (safe_from_p): Likewise.
913 (expand_expr): Likewise.
914 * function.c (put_var_into_stack): Likewise.
915 (instantiate_decls_1): Likewise.
916 (assign_parms): Likewise.
917 (expand_function_start): Likewise.
918 (expand_function_end): Likewise.
919 * ggc-common.c (gcc_mark_trees): Likewise.
920 * integrate.c (function_cannot_inline_p): Likewise.
921 (copy_decl_for_inlining): Likewise.
922 (expand_inline_function): Likewise.
923 (integrate_parm_decls): Likewise.
924 (integrate_decl_tree): Likewise.
925 * print-tree.c (print_node): Likewise.
926 * reg-stack.c (stack_result): Likewise.
927 * stmt.c (label_rtx): Likewise.
928 (expand_return): Likewise.
929 (expand_decl): Likewise.
930 (expand_decl_cleanup): Likewise.
931 (expand_anon_union_decl): Likewise.
932 * toplev.c (check_global_declarations): Likewise.
933 (rest_of_decl_compilation): Likewise.
934 * tree.c (simple_cst_equal): Likewise.
935 * objc/objc-act.c (generate_static_references): Likewise.
937 2001-03-14 Zack Weinberg <zackw@stanford.edu>
939 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
940 gcc_AC_C_FLOAT_FORMAT): New macros.
941 * configure.in: Add AC_PROG_CPP after CC tests;
942 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
943 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
944 * configure, config.in: Regenerate.
946 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
947 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
948 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
949 config/i370/xm-linux.h, config/i370/xm-oe.h,
950 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
951 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
952 config/pa/xm-linux.h, config/pa/xm-pa.h,
953 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
954 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
955 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
956 config/we32k/xm-we32k.h: Delete.
958 * config/i370/xm-mvs.h, config/m88k/m88k.h,
959 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
960 config/vax/xm-vms.h: Don't define any of:
961 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
963 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
965 * config.gcc: Remove references to deleted files.
966 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
967 FATAL_EXIT_CODE, which is the same between oe and mvs).
969 2001-03-14 DJ Delorie <dj@redhat.com>
970 Vladimir Makarov <vmakarov@redhat.com>
972 * config/i960/i960.c (i960_function_prologue): Compute size of
973 frame according to number of registers actually saved there.
975 2001-03-14 Richard Henderson <rth@redhat.com>
977 * expr.c (emit_move_insn_1): Fix else if around #endif.
979 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
982 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
985 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
987 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
988 (override_options): Parse cmodel string.
989 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
990 * i386.h (TARGET_OPTIONS): Add "cmodel".
991 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
993 (ix86_cmodel_string, ix86_cmodel): Declare.
995 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
998 * i386.h (GENERAL_REG_P): Add missing REG_P.
1000 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
1002 * configure.in: Use $gcc_cv_as instead of $as.
1003 * configure: Regenerated.
1005 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
1007 * cppfiles.c (stack_include_file): Only increase the include
1008 count if we actually process the file properly, as opposed
1009 to treating it as length zero. Only call read_include_file
1010 if not DO_NOT_REREAD. Handle the -H include file output
1012 (read_include_file): Remove now redundant DO_NOT_REREAD check.
1013 (cpp_included, find_include_file): Simplify pathnames after
1014 remapping them. If remapping, don't use the remapped file
1015 name's buffer as our scratch buffer.
1016 (cpp_pop_file_buffer): Replace the multiple include macro
1017 only if it isn't yet set.
1018 (read_name_map): Simplify remapped names when reading in.
1019 (remap_filename): Move code to code path that uses it.
1020 (_cpp_simplify_pathname): Return the input pointer.
1021 * cpphash.h (_cpp_simplify_pathname): Update prototype.
1023 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1025 * expr.c (expand_expr): Revove bogus conditional.
1027 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
1029 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
1031 2001-03-14 Jakub Jelinek <jakub@redhat.com>
1033 * reg-stack.c (stack_result): Unconditionally use
1034 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
1036 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
1038 * expr.c (emit_move_insn_1): Split push of complex value when
1039 no suitable push instruction exist.
1041 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
1042 instead of QI_REG_P.
1044 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1046 * alias.c (handled_component_p, can_address_p): New functions.
1047 (get_alias_set): Use them.
1049 2001-03-13 Jim Wilson <wilson@redhat.com>
1051 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
1052 from 80 in try_locals code.
1053 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
1055 2001-03-13 Zack Weinberg <zackw@stanford.edu>
1057 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
1058 gcc_AC_C_LONG_LONG): New.
1059 * configure.in: Use them. Probe the size of short, int, long,
1060 and long long/__int64 if we have them. Move all the AC_C_*
1061 checks together, except gcc_AC_C_CHAR_BIT which has to go
1062 after AC_CHECK_HEADERS(limits.h).
1063 Take hwint.h out of host_xm_file and build_xm_file.
1065 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
1066 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
1067 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
1068 Move the HOST_WIDEST_INT setup logic here from system.h.
1069 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
1071 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
1072 is now handled by hwint.h.
1074 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
1075 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
1076 config/ia64/xm-ia64.h: Don't define any of:
1077 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
1078 HOST_BITS_PER_LONGLONG.
1080 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
1081 config/h8300/xm-h8300.h, config/mips/iris6.h,
1082 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
1083 config/sparc/xm-sp64.h: Delete.
1084 * config.gcc: Remove references to deleted files.
1086 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
1087 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
1088 * config/i370/xm-linux.h: Clarify floating-point situation in
1091 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
1093 * cppfiles.c (NO_INCLUDE_PATH): New macro.
1094 (find_include_file): Decide here which part of the include
1095 chain to start the search. Complain about an empty include
1096 chain in all cases apart from an abolsute file name.
1097 (_cpp_execute_include): Don't choose the search chain here.
1098 Don't call handle_missing_include in the case of an empty
1100 (_cpp_compare_file_date): Don't choose the search chain here.
1101 * cpplib.c (do_include_next): Move the in-main-file diagnostic
1102 here from _cpp_execute_include. Behave like #include if
1103 we're in the main file.
1105 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1107 * system.h (malloc, realloc, calloc, strdup): Only poison these
1108 tokens when IN_GCC is defined.
1110 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
1112 * i386.md (abs?f expander): Support SSE case.
1113 (abd?f_if): Add new "USE"; add splitters.
1115 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1117 * cpp.texi (poison): Explain the macro expansion exception.
1119 2001-03-13 Jakub Jelinek <jakub@redhat.com>
1121 * expr.c (store_expr): Add dont_store_target. If temp is already in
1122 target before copying to reg, don't store it into target again.
1124 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1126 * cppinternals.texi: Update for file handling.
1128 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1130 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
1131 2001-02-24 which broke building the Java library.
1132 * function.c (identify_blocks): Likewise.
1133 (all_blocks): Likewise.
1134 * integrate.c (integrate_decl_tree): Likewise.
1135 * print-tree.c (print_node): Likewise.
1136 * tree.h (BLOCK_NUMBER): Likewise.
1137 (struct tree_block): Likewise.
1139 2001-03-12 David Edelsohn <edelsohn@gnu.org>
1141 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
1142 __WCHAR_TYPE__ definition.
1143 (WCHAR_TYPE_SIZE): #undef before #define.
1145 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1147 * cppfiles.c: Update comments.
1148 (destroy_include_file_node): Rename destroy_node.
1149 (find_or_create_entry): New function.
1150 (open_file, _cpp_fake_include): Use it.
1151 (handle_missing_header): New function, broken out of
1152 _cpp_execute include. Don't segfault if there is no
1153 system or quoted path.
1154 (_cpp_execute_include): Use handle_missing_header.
1156 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1158 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
1159 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
1161 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1163 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
1164 unless anti_dependence says they are.
1165 * alias.c (objects_must_conflict): If neither has a type specified,
1168 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1169 David Billinghurst <David.Billinghurst@riotinto.com>
1171 * config/mips/iris5.h: Change WCHAR_TYPE to int.
1173 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
1175 * i386.md (trunctfdf2_2): Rename missnamed pattern.
1176 (*_one_bit): Remove type on the match_operand in attributes.
1178 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
1180 * i386.c: Commit forgotten hunk in previous patch.
1181 (regclass_map): Add extended registers.
1182 (dbx_register_map): Add missing frame register.
1184 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
1186 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
1188 * i386.md (x86_sahf_1): Disable for 64bit.
1189 (popsi*, pophi*): Likewise.
1190 (pushqi, pushhi): Likewise.
1191 (movdi, pushdi): Likewise.
1192 (zero extend DImode splitter): Likewise.
1193 (adddi, minusdi splitter): Likewise.
1194 (umulsidi): Likewise.
1196 (mulsidi): Disable for 64bit
1197 (lshift:DI/ashift:DI): Disable for 64bit.
1198 (loop patterns): Likewise.
1199 (call_pop, call_value_pop expanders and patterns): Likewise.
1200 (prologue_get_pc): Likewise.
1202 (fcmovDI pattern and splitter): Likewise.
1203 (movdfcc_1_rex64): New.
1205 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
1207 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
1208 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
1209 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
1210 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
1211 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
1212 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
1213 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
1214 (PUSH_ROUNDING): x86_64 rounds to 64bits.
1215 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
1216 (REGPARM_MAX): Set to 6 for x86_64.
1217 (SSE_REGPARM_MAX): Set to 16 for x86_64.
1218 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
1221 * (patterns that does use upper halves): Update constraints
1222 'q' to 'Q' and 'r' to 'R'.
1223 (cmpqi_ext_1): Disable for 64bit.
1224 (cmpqi_ext_3_insn): Likewise.
1225 (movqi_extzv_1): Likewsie.
1226 (addqi_ext_1): Liekwsie
1227 (testqi_ext_1): Liekwsie
1228 (andqi_ext_1): Liekwsie
1229 (xorqi_ext_1): Liekwsie
1230 (cmpqi_ext_1_rex64): New.
1231 (cmpqi_ext_3_insn_rex64): Likewise.
1232 (movqi_extzv_1_rex64): Likewsie.
1233 (addqi_ext_1_rex64): Liekwsie
1234 (testqi_ext_1_rex64): Liekwsie
1235 (andqi_ext_1_rex64): Liekwsie
1236 (xorqi_ext_1_rex64): Liekwsie
1238 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1240 * configure.in: Move check for unsigned enumerated bitfields
1241 to macro in aclocal.m4. Disable it for now.
1242 * configure, config.in: Regenerate.
1243 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
1244 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
1245 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
1246 kind above its first use.
1248 * config/xm-interix.h, config/alpha/xm-alpha.h,
1249 config/i370/xm-linux.h, config/i386/xm-beos.h,
1250 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
1251 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1252 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
1253 Don't define ONLY_INT_FIELDS under any circumstances.
1255 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
1257 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1258 config/sparc/xm-sysv4.h: Delete - now identical with some
1260 * config.gcc (hppa targets): Replace xm-pahpux.h and
1261 xm-papro.h with implicit xm-pa.h.
1262 (sparc targets): Replace xm-sysv4.h with implicit or explicit
1265 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
1267 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
1268 before reload_cse_noop_set_p.
1270 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1272 * config.gcc: Where xm-host.h used to include another
1273 xm-host.h, list the nested header directly in xm_file. Remove
1274 references to deleted files. Can now use sparc/xm-sp64.h for
1277 * config/xm-linux.h, config/arm/xm-linux.h,
1278 config/i386/xm-dos.h, config/i386/xm-gnu.h,
1279 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
1280 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
1281 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
1282 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
1285 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
1286 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
1287 bother to wrap #undef in #ifdef.
1288 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
1289 Don't include xm-linux.h.
1290 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
1292 * configure.in: Wrap regexps using [] in changequote block.
1293 Use expr : not echo | grep. Simplify regexps.
1294 * configure: Regenerate.
1296 56 xm-files remain, 22 xm-arch.
1298 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1300 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
1301 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1302 (local_index, local_rindex): Delete, use strchr/strrchr instead.
1303 (copy_object): Fix format specifier vs argument mismatch.
1305 * mips-tdump.c: Make local functions static.
1306 (rindex): Don't #undef.
1307 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1308 (fatal, fancy_abort): Delete.
1309 (read_seek): Avoid signed/unsigned compare.
1311 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1313 * combine.c (try_combine): Fix error in change to try original
1315 (gen_rtx_combine): Do same as gen_rtx for now.
1317 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1319 * configure.in: AC_SUBST xm_defines.
1320 * configure: Regenerate.
1321 * Makefile.in: Set DEFINES=$(xm_defines) when building
1324 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1326 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
1327 (cpp_included, find_include_file): Update.
1328 (_cpp_compare_file_date): Make else unconditional.
1330 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
1332 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1334 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1336 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1337 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1339 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
1341 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1342 if it's a record type.
1344 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1346 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1347 mingw includes slightly.
1349 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1351 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
1352 #undef token before poisoning it.
1354 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1356 * alpha.c (check_float_value): Use memcpy, not bcopy.
1358 * m32r.c (m32r_sched_reorder): Likewise.
1360 * vax.c (check_float_value): Likewise.
1362 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1364 * toplev.c (file_name_nondirectory): Remove.
1365 * toplev.h: Similarly.
1366 * dwarf2out.c (compute_section_prefix): Use lbasename instead
1367 of file_name_nondirectory.
1369 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1371 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
1372 * mips-tfile.c: Don't #undef rindex; not used.
1374 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
1376 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
1377 (dbx64_register_map): Declare.
1378 (RETURN_ADDR_RTX): Fix for 64bit.
1379 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
1380 (INCOMING_FRAME_SP_OFFSET): Set to 8.
1381 * i386.c (dbx64_register_map): New global array.
1382 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
1383 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
1386 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1388 * cppfiles.c (search_from): Use lbasename.
1389 * mkdeps.c (deps_add_default_target): Use lbasename.
1391 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1393 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
1394 xcalloc in lieu of malloc, realloc & calloc.
1396 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
1398 * gengenrtl.c (xmalloc): Likewise.
1400 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
1401 really_call_* memory allocation routines.
1403 * stmt.c (check_for_full_enumeration_handling): Use
1404 really_call_calloc, not calloc.
1406 * system.h (really_call_malloc, really_call_calloc,
1407 really_call_realloc): Define.
1408 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
1410 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
1412 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1414 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1416 * configure: Rebuilt.
1417 * configure.in: Only use `lang_requires' for languages athat are
1420 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
1422 * invoke.texi: Fix typo.
1423 * gcc.1: Regenerate.
1425 2001-03-09 Zack Weinberg <zackw@stanford.edu>
1427 * configure.in: Prune nonexistent files from build_xm_file,
1428 xm_file, and host_xm_file lists. Warn unless they're
1430 Don't generate *config.h here.
1431 AC_SUBST all variables needed to generate *config.h.
1432 * configure: Regenerate.
1433 * mkconfig.sh: New helper script, from code removed from
1435 * Makefile.in: Zap all MALLOC variables - no longer used
1436 anywhere, and malloc.c doesn't exist.
1437 Substitute in variables needed to generate *config.h.
1438 Stop lying about the dependencies contained in CONFIG_H and
1440 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1441 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1442 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1443 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1444 $(TM_P_H), etc. as appropriate.
1446 * config.gcc: Zap references to deleted files.
1447 * ggc-none.c: Don't include rtl.h or tm_p.h.
1449 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
1450 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
1451 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
1452 config/i386/xm-linux.h, config/i386/xm-linux.h,
1453 config/i386/xm-next.h, config/i386/xm-openbsd.h,
1454 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
1455 Don't include i386/xm-i386.h.
1457 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
1458 config/i386/xm-i386.h, config/i860/xm-i860.h,
1459 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
1460 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1461 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
1462 Delete (empty except comments, #includes of other deleted
1463 files, and macros used nowhere).
1465 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
1467 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
1468 independent on TARGET_FLAGS.
1470 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
1472 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
1474 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
1476 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
1478 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
1479 LAST_REX_SSE_REG): define.
1480 (enum reg_class): Add 'LEGACY_REGS'
1481 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1482 (SSE_REGNO_P): Recognize extended registers.
1483 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1484 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1485 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1486 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1487 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1488 REG_OK_FOR_STRREG_P): Remove.
1489 (HI_REGISTER_NAMES): Add extended registers.
1490 (ADDITIONAL_REGISTER_NAMES): Likewise.
1491 (QI_REGISTER_NAMES): Add 8bit extended registers.
1492 (DEBUG_REG): Support extended registers.
1493 * i386.c (regclass_map): Add extended registers.
1494 (dbx_register-map): Likewise.
1495 (svr4_dbx_register_map): Likewise.
1496 (print_reg): Support extended registers.
1497 (print_operand): Support 64bit operands.
1499 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1501 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1502 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1503 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1504 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1505 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1506 STACK_BOUNDARY): Set properly for 64bits.
1507 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1508 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1509 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1510 (MOVE_MAX): Set to 16.
1511 (MOVE_MAX_PIECES): 8 for 64bit.
1512 (Pmode): Set to SImode.
1514 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1516 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1518 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1520 * i386.h (mask_64bit): New constant.
1521 (target_64bit): New macro.
1522 (target_options): Add '64'/'32'
1523 (target_default): Define.
1524 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1525 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1526 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1528 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1530 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1532 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1534 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1535 LO_SUM unless for_alias is set.
1537 2001-03-08 Stan Shebs <shebs@apple.com>
1539 * objc/objc-act.c: Fix old typos in comments, add comments for
1541 (hash_init): Fix file name in error message.
1542 (hash_enter): Ditto.
1543 (hash_add_attr): Ditto.
1544 (continue_class): Ditto.
1546 2001-03-08 Bruce Korb <bkorb@gnu.org>
1548 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1549 wait4() can receive the signal.
1551 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1553 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1555 * fixinc/fixincl.x: Regenerate.
1557 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1559 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1561 * fixinc/fixincl.x: Regenerate.
1563 2001-03-08 Richard Henderson <rth@redhat.com>
1565 * configure.in (HAVE_AS_LEB128): New assembler check.
1566 * configure, config.in: Rebuilt.
1568 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1570 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1573 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1575 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1576 references to the MAXPATHLEN macro.
1578 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1579 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1582 * config/i386/xm-gnu.h, config/xm-gnu.h,
1583 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1584 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1585 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1586 and/or unused files.
1588 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1589 doing so in various xm-*.h files.
1591 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1593 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1595 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1597 * configure.in (enable_shared): Support per-package shared-library
1599 * configure: Rebuilt.
1601 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1603 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1604 for crnot. Set operands[5] in splitter.
1606 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1608 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1609 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1610 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1611 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1612 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1613 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1614 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1617 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1618 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1619 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1620 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1621 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1622 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1623 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1624 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1625 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1626 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1627 Delete unused and/or empty files.
1629 * config.gcc: Define USG in xm_defines as appropriate. Define
1630 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1631 macro. Remove deleted xm-* files from $xm_files variable.
1633 2001-03-07 Tom Tromey <tromey@redhat.com>
1635 * configure: Rebuilt.
1636 * configure.in: Allow config-lang.in to set `lang_requires' to list
1637 of other required languages.
1639 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1641 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1643 (output_prologue): Use xmalloc not oballoc.
1644 (output_epilog): Free a29k_first_epilogue_insn when finished.
1645 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1647 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1649 * builtins.c (expand_builtin_mathfn): Check
1650 flag_unsafe_math_optimizations, not flag_fast_math.
1651 (expand_builtin): Likewise
1652 * combine.c (combine_simplify_rtx): Likewise.
1653 (simplify_if_then_else): Likewise.
1654 * cse.c (fold_rtx): Likewise.
1655 * flags.h: Remove flag_fast_math. Add
1656 flag_unsafe_math_optimizations and flag_trapping_math.
1657 * fold-const.c (negate_expr): Check
1658 flag_unsafe_math_optimizations, not flag_fast_math.
1659 (invert_truthvalue): Likewise.
1660 (fold): Likewise. Before associating operands, check that
1661 code == MULT_EXPR, not code != MULT_EXPR.
1662 * ifcvt.c (noce_try_minmax): Check
1663 flag_unsafe_math_optimizations, not flag_fast_math.
1664 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1665 * invoke.texi: Document -funsafe-math-optimizations and
1666 -fno-trapping-math. Change documentation for -ffast-math.
1667 * jump.c (reversed_comparison_code_parts): Likewise.
1668 (rtx_equal_for_thread_p): Likewise.
1669 * optabs.c (emit_conditional_move): Likewise.
1670 * simplify-rtx.c (simplify_binary_operation): Likewise.
1671 (simplify_relational_operation): Likewise.
1672 (simplify_ternary_operation): Likewise.
1673 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1674 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1675 Add trapping-math and unsafe-math-optimizations entries to f_options.
1676 (set_fast_math_flags): New, sets flags for -ffast-math.
1677 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1678 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1679 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1681 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1682 (alpha_emit_conditional_move): Initialize local_fast_math to
1683 flag_unsafe_math_optimizations, not flat_fast_math.
1684 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1685 instead of setting flag_fast_math to 1.
1686 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1688 * config/i386/i386.c (override_options): Likewise
1689 * config/i386/i386.md: Likewise.
1690 * config/m68k/m68k.md: Likewise.
1691 * config/mips/mips.md: Likewise.
1692 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1693 (rs6000_generate_compare): Likewise.
1695 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1697 * Makefile.in: Set RANLIB to @RANLIB@.
1700 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1702 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1703 * fixinc/fixincl.x: Regenerated.
1705 2001-03-07 Richard Henderson <rth@redhat.com>
1707 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1709 2001-03-07 Richard Henderson <rth@redhat.com>
1711 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1712 of block notes and exception handling notes.
1714 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1715 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1716 (compile_file): ... here.
1718 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1720 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1722 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1723 config.h now. Include libiberty.h to handle alloca.
1725 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1727 * c-parse.in (yylexname): New function, split out of _yylex.
1728 (objc_rid_sans_at): New table.
1729 (init_reswords): Initialize it.
1730 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1731 retrieving the next token and checking it for significance as
1732 an ObjC keyword or string constant.
1734 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1735 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1737 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1740 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1742 * config/m68k/m68k.c (const_uint32_operand): Accept any
1743 const_int on a 32-bit host.
1745 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1747 * objc/objc-act.c (init_objc): Set save_lang_status,
1748 restore_lang_status, and mark_lang_status.
1750 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1752 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1754 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1756 * cppinternals.texi: Update.
1758 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1760 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1761 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1762 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1763 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1764 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1765 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1766 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1767 config/i386/xm-i386.h, config/i860/xm-i860.h,
1768 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1769 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1770 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1771 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1772 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1773 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1774 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1775 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1776 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1777 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1778 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1779 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1780 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1781 match the defaults provided in hwint.h.
1783 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1784 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1786 * config.gcc (xm_file): Don't set to files which are deleted.
1788 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1789 guard this file against these macros being undefined.
1791 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1793 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1794 and DECL_DEFER_OUTPUT on the decl we create, before calling
1795 rest_of_decl_compilation.
1797 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1799 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1801 * configure, config.in: Regenerate.
1802 * config.gcc: Remove references to deleted files.
1804 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1805 genrecog.c, rtl.c: Do not use alloca anywhere.
1807 * Makefile.in, build-make, system.h, config/x-interix,
1808 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1809 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1810 config/arc/xm-arc.h, config/arm/xm-arm.h,
1811 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1812 config/h8300/xm-h8300.h, config/i370/x-oe,
1813 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1814 config/i386/x-ncr3000, config/i386/x-sco5,
1815 config/i386/xm-dgux.h, config/i860/x-sysv4,
1816 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1817 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1818 config/m68k/x-hp320g, config/m69k/x-mot3300,
1819 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1820 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1821 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1822 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1823 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1824 config/mips/x-iris, config/mips/x-iris3,
1825 config/mips/x-sni-svr4, config/mips/x-sysv,
1826 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1827 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1828 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1829 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1830 config/pa/xm-papro.h, config/romp/xm-romp.h,
1831 config/rs6000/x-aix31, config/rs6000/x-aix41,
1832 config/rs6000/x-beos, config/rs6000/x-lynx,
1833 config/rs6000/x-mach, config/rs6000/x-rs6000,
1834 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1835 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1836 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1837 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1838 config/vax/xm-vms.h: Eradicate all references to alloca and
1841 * config/xm-alloca.h, config/clipper/x-clix,
1842 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1843 config/i860/x-sysv3, config/m88k/x-sysv3,
1844 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1845 (contained only alloca related hacks).
1847 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1850 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1852 * invoke.texi: Document __FAST_MATH__.
1854 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1856 * crtstuff.c: Restore include of auto-host.h.
1858 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1860 Put main() in a separate file, so that the language
1861 front-end can use a different main().
1864 * toplev.c: (main): Rename as toplev_main.
1865 * toplev.h: Declare toplev_main.
1866 * Makefile.in (OBJS): add toplev.o.
1867 (BACKEND): remove toplev.o, add main.o.
1869 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1871 * cppfiles.c (search_from): Special case the empty string.
1873 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1875 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1876 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1877 strlen or strcpy; we already know the length.
1878 (_cpp_compare_file_date): Similarly.
1879 * cpphash.h (struct cpp_reader): Delete done_initialising.
1880 (CPP_PREV_BUFFER): Delete.
1881 * cppinit.c (cpp_start_read): Don't set done_initialising.
1882 * cpplex.c (parse_string): Guarantee null-termination.
1883 (_cpp_equiv_toklists): Remove.
1884 * cpplib.c (glue_header_name): Null-terminate.
1885 (do_line): Don't leak memory.
1886 * cpplib.h (BT_WEAK): Delete.
1887 * cppmain.c (cb_ident): Strings are now null-terminated.
1889 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1891 * gcc.c (convert_filename): Append executable suffix
1892 if NO_AUTO_EXE_SUFFIX is not defined.
1893 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1894 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1896 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1898 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1899 * c-parse.gperf, c-gperf.h: Delete.
1900 (c-gperf.h was accidently re-added to the CVS repo in the rev
1901 1.16 commit by tromey)
1903 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1905 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1906 macro arguments when looking for the '('.
1907 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1908 2 when really parsing arguments; 1 when looking for '('.
1909 Always restore the lexer position.
1911 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1913 * longlong.h (umul_ppmm): Don't use a multiline string.
1915 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1917 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1918 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1919 t_bool in declaration because pcc can't combine volatile with typedef
1922 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1924 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1925 until when it is really needed.
1926 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1927 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1928 * i386.md (float?i?f splitter): Don't force source operand to memory
1930 (sse_movdfcc): Fix constraint.
1931 (sse_movdfcc splitter): Handle properly the second alternative.
1933 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1935 * cpplex.c (parse_string): Unconditionally pedwarn.
1937 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1940 * cppexp.c (parse_number): Update.
1941 * cpplex.c (parse_string): Pedwarn if multiline string does not
1942 result from a system header's macro.
1943 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1944 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1945 for function-like macros too.
1946 * c-lex.c (lex_number): Update.
1948 2001-03-03 Richard Henderson <rth@redhat.com>
1950 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1952 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1954 * combine.c (try_combine): If split with mode-changed scratch
1955 register didn't work, try the original mode.
1957 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1959 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1960 * config/c4x/c4x.h: Likewise.
1961 * stor-layout.c (compute_record_mode): Likewise.
1962 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1964 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1966 * configure.in: Kill tm.h. Include the files in the $tm_file
1967 list in all three of config.h, hconfig.h, tconfig.h, after the
1968 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1969 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1970 * configure: Regenerate.
1971 * Makefile.in (clean): Don't delete tm.h.
1973 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1974 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1975 those are not defined, set SEC and FEC to 0 and 1.
1976 * gcc.texi: Update to match.
1978 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1979 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1980 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1981 Include tconfig.h, not tm.h.
1983 * config/xm-lynx.h, config/xm-std32.h,
1984 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1985 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1986 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1987 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1988 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1989 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1990 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1991 config/i386/xm-i386.h, config/i860/xm-i860.h,
1992 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1993 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1994 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1995 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1996 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1997 config/pa/xm-linux.h, config/pa/xm-pa.h,
1998 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1999 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
2000 config/pj/xm-pj.h, config/romp/xm-romp.h,
2001 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
2002 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2003 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2004 config/v850/xm-v850.h, config/vax/xm-vax.h,
2005 config/we32k/xm-we32k.h:
2007 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
2009 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
2010 config/i370/xm-oe.h: Don't include tm.h. Don't define
2012 * config/vax/xm-vms.h: Don't include tm.h.
2014 * config/xm-lynx.h, config/avr/xm-avr.h,
2015 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
2016 Delete; made empty by above changes.
2017 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
2018 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
2019 Don't include config/xm-lynx.h or tm.h.
2021 * config/xm-gnu.h: Don't include fcntl.h.
2022 * config/sparc/xm-lynx.h: Don't include sys/types.h and
2024 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
2026 2001-03-02 Richard Henderson <rth@redhat.com>
2028 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
2029 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
2031 2001-03-02 Richard Henderson <rth@redhat.com>
2033 * Makefile.in (OBJS): Add dwarf2asm.o.
2034 * dwarf2asm.c, dwarf2asm.h: New files.
2035 * dwarf2out.c (*): Use them.
2036 (size_of_uleb128, size_of_sleb128): Remove.
2037 (output_uleb128, output_sleb128): Remove.
2038 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
2039 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
2040 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
2041 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
2042 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
2043 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
2044 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
2045 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
2046 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
2047 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2048 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
2049 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
2050 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
2051 (dwarf2out_frame_debug): Remove unused variables.
2052 (output_loc_operands): Don't abort on 8 byte constants if
2053 host integers are wide enough.
2054 (output_symbolic_ref): Remove.
2055 (size_of_die): Don't assume 4 byte host integers.
2056 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
2058 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
2059 something stupid with HOST_WIDE_INT to long truncation.
2060 [CONST_DOUBLE]: Likewise.
2062 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
2063 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2064 * config/arm/unknown-elf.h: Likewise.
2065 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
2066 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
2067 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
2068 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
2069 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
2070 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
2071 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
2072 (ASM_OUTPUT_DWARF_OFFSET): Remove.
2073 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
2074 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2075 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
2076 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
2078 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2080 * cselib.c (hash_rtx): Cast enums to unsigned int.
2082 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2084 * print-rtl.c (print_rtx): Cast enums to int for comparison.
2085 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
2087 * c-format.c (C_STD_VER): Cast to int for comparisons.
2088 (check_function_format): Cast various enums to int for &.
2089 (maybe_read_dollar_number): Likewise.
2090 (check_format_info): Likewise.
2091 (check_format_info_main): Likewise.
2092 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
2093 (safe_from_p): Likewise.
2094 * varasm.c (const_hash): Cast enum to int for %.
2095 * emit-rtl.c (init_emit_once): Use int loop variable to work around
2096 pcc enum problems with < and ++ operators.
2097 * regclass.c (init_reg_sets_1): Cast enums for comparison.
2098 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
2099 (regclass_init): Change enum class to int to iterate over reg_classes.
2100 * genrecog.c (merge_trees): Cast enums for comparison.
2101 * rtl.h (GET_CODE): Cast to enum rtx_code.
2102 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
2103 (GET_MODE): Cast to enum machine_mode.
2104 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
2105 (GET_NOTE_INSN_NAME): Cast enum to int.
2106 * tree.h (TREE_CODE): Cast to enum tree_code.
2107 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
2108 * timevar.c (timevar_print): Change loop variable id from enum to
2110 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
2111 * config/i386/i386.md: Use PUT_MODE for mode assignment.
2112 * toplev.c (compile_file): Cast enum DFI to int.
2113 (decode_d_option): Likewise.
2115 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
2117 * cppinit.c (append_include_chain): Mark "after" include file name list
2118 as a system directory.
2119 * cpp.texi: Document new behavior.
2121 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
2123 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
2125 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
2127 * cppfiles.c (struct include_file): Update.
2128 (stack_include_file): Use search_from.
2129 (cpp_included, find_include_file): Update.
2130 (cpp_execute_include): Update. ptr->name may not be
2131 null terminated. Use the new search_from member variable
2133 (_cpp_compare_file_date): Similarly.
2134 (search_from): New function, similiar to actual_directory.
2135 (actual_directory): Delete.
2136 (remap_filename): Update. loc->name may not be null terminated.
2137 (struct file_name_list): Rename search_path. Update.
2138 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
2139 search_from and dir.
2140 (struct cpp_reader): Remove actual_dirs.
2141 * cppinit.c (struct cpp_pending): Update for renamed objects.
2142 (append_include_chain, remove_dup_dir, remove_dup_dirs,
2143 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
2144 * cpplib.h (struct cpp_options): Similarly.
2146 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2148 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
2149 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
2150 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
2151 config/clipper/xm-clix.h, config/convex/xm-convex.h,
2152 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
2153 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
2154 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
2155 config/i370/xm-linux.h, config/i370/xm-mvs.h,
2156 config/i370/xm-oe.h, config/i386/xm-aix.h,
2157 config/i386/xm-i386.h, config/i386/xm-osf.h,
2158 config/i860/xm-i860.h, config/i960/xm-i960.h,
2159 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
2160 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
2161 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
2162 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
2163 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
2164 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
2165 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
2166 config/pj/xm-pj.h, config/romp/xm-romp.h,
2167 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
2168 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2169 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2170 config/v850/xm-v850.h, config/vax/xm-vax.h,
2171 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
2172 Do not define TRUE or FALSE.
2174 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
2175 empty by above change.
2176 * config.gcc: Remove references to these files.
2178 * configure.in: Detect stdbool.h.
2179 * configure, config.in: Regenerate.
2180 * system.h: Include stddef.h here if available.
2181 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
2182 Then set up a sensible boolean type at the very end.
2184 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
2185 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
2187 * hash.h: Delete 'boolean' typedef and related #undefs.
2189 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
2190 all uses of 'boolean' with 'bool'.
2192 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2194 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
2195 * cppexp.c (lex): Cast enums for comparison.
2196 * cppinit.c (parse_option): Cast enum for comparison.
2197 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
2198 (cpp_output_token): Likewise.
2199 (cpp_can_paste): Cast enums for comparsion and plus/minus.
2200 (cpp_avoid_paste): Cast enums for minus and comparison.
2202 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2204 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
2205 field to all array elements.
2207 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2209 * cpphash.h (struct cpp_reader): Add print_version field.
2210 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
2211 just set print_version and other flags as appropriate.
2212 (cpp_post_options): Print version here if print_version is set.
2214 * toplev.c (exit_after_options): New flag.
2215 (independent_decode_option): Don't exit here; just set
2217 (main): Exit after calling lang_hooks.post_options if
2218 exit_after_options is true.
2220 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
2221 (merge_include_chains): Adjust comment to match code.
2223 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2225 * stringpool.c (set_identifier): New function.
2226 * tree.h: Prototype it.
2228 * c-parse.in: Kill D_YES. If compiled for objc, call
2229 save_and_forget_protocol_qualifiers from init_reswords.
2230 * objc/objc-act.c (remember_protocol_qualifiers,
2231 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
2232 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
2234 (save_and_forget_protocol_qualifiers): New function.
2235 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
2237 2001-03-01 Diego Novillo <dnovillo@redhat.com>
2239 * c-semantics.c (prune_unused_decls): Return error_mark_node
2240 instead of (tree) 1 to stop traversing the tree chain.
2242 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2244 Fix a problem introduced by Kenner's Feb 18 change.
2245 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
2246 flag_cse_skip_blocks only temporarily, not for ever.
2248 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
2250 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
2251 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
2253 * pa.c (emit_move_sequence): Verify operand0 is a hard register
2254 before determining its register class.
2256 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2258 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
2259 from reg 4 if current_function_calls_setjmp.
2260 (gen_nop_type): New function.
2261 (ia64_emit_nops): New function.
2262 (ia64_reorg): Call it.
2263 (ia64_sched_reorder): Move code that rotates bundles up a bit.
2265 * reload1.c (eliminate_regs_in_insn): Restrict the special case
2266 code not to try to optimize adds with anything but a REG destination.
2268 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
2269 (INSN_PRIORITY_KNOWN): New accessor macro.
2270 * haifa-sched.c (priority): Use it instead of testing priority against
2273 2001-02-28 DJ Delorie <dj@redhat.com>
2275 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
2276 since that doesn't work the way gcc wants on a generic m68k.
2278 2001-02-28 Richard Henderson <rth@redhat.com>
2280 * caller-save.c (save_call_clobbered_regs): Fix typo in
2281 comparison last change.
2283 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
2285 * i386.c (pentium4_cost): New.
2286 (m_PENT4): New macro.
2287 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
2288 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
2289 x86_integer_DFmode_moves, x86_partial_reg_dependency,
2290 x86_memory_mismatch_stall): Add Pentium4
2291 (x86_use_q_reg, x86_use_any_reg): Kill.
2292 (override_options): Add pentium4.
2293 (incdec_operand): Return 0 for pentium4.
2294 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
2295 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
2296 (TARGET_PENTIUM4): Define.
2297 (enum processor_type): Add PROCESSOR_PENTIUM4.
2298 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
2299 * i386.md (attribute "cpu"): Add pentium4.
2300 * invoke.texi (march): Add pentium4.
2302 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
2304 * i386.md (sse_mov?fcc*): New patterns and splitters.
2305 * i386.c (ix86_expand_movcc): Work post-reload; recognize
2306 the SSE based conditional moves.
2308 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
2310 * i386.md (attribute mode): Add "TI".
2311 (movsf_1): Add pxor support; remove constant propagation splitter.
2312 (movdf_integer): Likewise.
2313 (movdf_nointeger): Likewise.
2314 (movxf constant prop splitter): Handle all modes; update for SSE.
2315 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
2316 * i386.c (standard_80387_constant_p): Rewrite.
2317 (standard_sse_constant_p): New.
2318 * i386-protos.h (standard_sse_constant_p): New.
2320 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
2322 * i386.md (sse_setccsf, sse_setccdf): New.
2323 (sse_cmp* patterns): Use '%D' instead of outputtting condition
2325 * i386.c (sse_comparison_operator): Accept the supported unordered
2326 comparses; be ready for fast_math.
2327 (print_operand): Support 'D'.
2329 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
2331 * jump.c (reversed_comparison_code): Kill.
2333 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
2335 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
2338 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
2340 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
2341 add missing '%' in constraints.
2343 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
2345 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
2346 for HOST_BITS_PER_WIDE_INT == 32 too.
2348 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
2350 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
2352 (insert_save, insert_restore): New parameter save_mode.
2353 (init_caller_save): Update initialization of reg_save_code
2354 and reg_restore_code.
2355 (save_call_clobbered_regs): Compute save_modes and update calls to
2356 reg_save_code and reg_restore_code.
2357 (insert_restore): Unsignetize numbers; use save_modes to choose mode
2358 of spill; update use of reg_restore_code.
2359 (insert_save): Likewise.
2360 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2361 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2362 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2364 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2366 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
2367 noce_try_store_flag_inc, noce_try_store_flag_mask,
2368 noce_try_cmove_arith):
2369 Use reversed_comparison_code instead of reverse_comparison and
2370 can_reverse_comparison_p.
2372 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
2374 * jump.c (reversed_comparison_code_parts): Allow reversal of
2375 unordered compares in -ffast-math mode; reverse ordered compares
2376 for FP even w/o -ffast-math.
2378 2001-02-27 Richard Henderson <rth@redhat.com>
2380 * print-rtl.c (print_rtx) [i]: Don't print field five on
2381 NOTEs other than NOTE_INSN_DELETED_LABEL.
2383 2001-02-27 Zack Weinberg <zackw@stanford.edu>
2385 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
2386 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
2388 2001-02-27 Diego Novillo <dnovillo@redhat.com>
2390 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
2391 even if walk_subtrees is 0.
2392 * c-semantics.c (prune_unused_decls): Return a non-null value to
2393 stop traversing the tree chain.
2395 2001-02-27 DJ Delorie <dj@redhat.com>
2397 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
2398 register, *then* define it as the new CFA.
2400 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
2402 * pa.c (override_options): Promote -fpic to -fPIC.
2403 (legitimize_pic_address): Simplify due to removal of
2404 small PIC as a code generation option.
2405 (secondary_reload_class): Similarly.
2406 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
2407 (PRINT_OPERAND_ADDRESS): Similarly.
2408 * pa.md (various patterns): Similarly.
2409 (small pic lo_sum pattern): Remove.
2411 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
2414 * md.texi (min, max): Document
2416 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
2418 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
2419 TARGET_PARTIAL_REG_DEPENDENCY.
2420 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
2422 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
2424 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
2426 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
2428 * mips.c (mips_make_temp_file): Fix thinko in last change.
2430 2001-02-26 Jason Eckhardt <jle@redhat.com>
2432 * combine.c (known_cond): Do not reverse the condition when
2433 SMAX/UMAX is being considered and the condition is for equality
2436 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
2438 2001-02-26 Philip Blundell <philb@gnu.org>
2440 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
2442 * config/arm/linux-elf.h: Remove historical relics related to
2443 above configurations.
2444 * config/arm/linux-oldld.h: Delete.
2445 * config/arm/linux-elf26.h: Delete.
2447 2001-02-26 Jason Merrill <jason@redhat.com>
2449 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
2451 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
2452 recognize a tentative definition. Lose obsolete code.
2454 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
2455 variables unless necessary, either.
2457 2001-02-25 Richard Henderson <rth@redhat.com>
2459 * ifcvt.c (struct noce_if_info): Add test_bb.
2460 (noce_get_alt_condition): New.
2461 (noce_try_minmax, noce_try_abs): New.
2462 (noce_operand_ok): New.
2463 (noce_process_if_block): Use them.
2464 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
2466 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
2468 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
2471 2001-02-25 Zack Weinberg <zackw@stanford.edu>
2473 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
2474 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
2476 (mips_asm_file_end): Free temp_filename here.
2478 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2480 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2481 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2483 * config/i386/i386.md (movstrsi): Handle FAIL case.
2485 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2487 * cppinit.c (builtin_array): Update.
2488 (init_builtins): Flag builtins to warn if redefined or
2489 undefined. Define __GXX_WEAK as a normal macro.
2490 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2491 * cpplib.h (NODE_WARN): New flag.
2492 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2493 Handle __STDC__ as a builtin only on Solaris.
2494 (warn_of_redefinition): Renamed from check_macro_definition.
2495 Reverse sense of test. Always warn if NODE_WARN.
2496 (_cpp_create_definition): Use warn_of_redefinition. Flag
2497 any macro beginning with "__STDC_" to require a mandatory
2498 warning if redefined or undefined.
2500 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2502 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2503 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2504 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2505 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2506 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2507 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2508 Don't define any of:
2509 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2510 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2511 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2512 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2513 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2515 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2516 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2519 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2520 Delete now-empty file.
2522 * alpha/vms.h: Define NEED_ATEXIT here...
2523 * alpha/xm-vms.h: ...not here.
2525 * i386/cygwin.h: Don't define PARAMS.
2526 * mips/mips.c: Don't prototype mktemp. Don't define
2527 P_tmpdir. Use make_temp_file to create temporary files.
2528 Don't be clever and delete temporary files early.
2529 * config.gcc: Drop references to deleted files. Don't define
2531 * gcc.texi: Don't mention USE_PROTOTYPES.
2533 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2535 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2536 (ix86_set_move_mem_attrs_1): Likewise.
2537 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2538 * config/i386/i386.md (movstrsi): Call it.
2540 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2542 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2543 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2544 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2545 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2547 (i750a-*-*): Error here if hosting on i750a.
2548 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2550 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2551 Remove (empty modulo comments).
2553 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2554 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2555 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2556 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2557 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2558 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2560 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2561 Remove reference to winnt.h in comment.
2562 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2564 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2566 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2567 used to set another biv.
2569 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2571 * tree.h (BLOCK_DEAD): New macro.
2572 (struct tree_block): New flag, dead_flag.
2573 * print-tree.c (print_node, case 'b'): Print missing fields.
2574 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2575 * function.c (identify_blocks): Enable test for misplaced notes.
2576 (all_blocks): Skip BLOCK_DEAD blocks.
2577 * integrate.c (integrate_decl_tree): Likewise.
2579 * errors.c (internal_error, trim_filename): New functions.
2580 (fancy_abort): Call internal_error.
2581 * errors.h (internal_error, trim_filename): New declarations.
2583 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2585 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2587 (EXTRA_CONSTRAINT): Formatting changes.
2589 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2591 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2593 2001-02-23 Per Bothner <per@bothner.com>
2595 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2596 so they can be called from java/jvspec.c.
2597 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2599 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2601 * i386.c (ix86_frame): New structure.
2602 (ix86_compute_frame_size): Kill.
2603 (ix86_compute_frame_layout): New.
2604 (ix86_save_reg): New.
2605 (ix86_can_use_return_insn_p): Use frame layout stuff.
2606 (ix86_expand_prologue): Likewise.
2607 (ix86_expand_epilogue): Likewise.
2608 (ix86_initial_elimination_offset): Likewise.
2609 (ix86_nsaved_regs): Use ix86_save_reg.
2610 (ix86_emit_save_regs): Likewise.
2612 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2614 * flow.c (find_sub_basic_blocks): New function.
2615 (split_block): Be ready for basic block introduced by CODE_LABEL.
2616 (commit_one_edge_insertion): Call find_sub_basic_block.
2618 * flow.c (make_edges): Add edge from entry for blocks starting with
2619 label having ALTERNATE_NAME
2621 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2623 * function.c (epilogue_done): Be ready for first basic block not
2624 containing PROLOGUE_END note.
2625 (reposition_prologue_and_epilogue_notes): Avoid placing
2626 PROLOGUE_END note between BASIC_BLOCK.
2628 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2630 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2632 2001-02-21 DJ Delorie <dj@redhat.com>
2634 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2635 check for current_function_has_nonlocal_goto from 1999-11-12.
2637 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2639 * diagnostic.c (trim_filename): No longer static.
2640 * toplev.h (trim_filename): Declare.
2641 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2642 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2643 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2644 (rtvec_check_failed_bounds): Likewise.
2645 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2647 * convert.c (convert_to_integer): Don't do unsigned unless result or
2648 both inputs are unsigned.
2650 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2653 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2655 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2657 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2659 * Makefile.in (resource.o): Add params.h dependence.
2660 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2661 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2662 * resource.c: Add dependence on params.h.
2663 (current_live_regs): Fix explanatory comment.
2664 (find_basic_block): Add new parameter to permit limiting search
2666 (mark_target_live_regs): Add new argument to find_basic_block call.
2667 (incr_ticks_for_insn): Likewise.
2669 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2671 * diagnostic.c (output_to_stream): Rename to
2672 output_buffer_to_stream. Loses the stream parameter.
2673 (init_output_buffer): Set diagnosic_buffer's stream.
2674 (flush_diagnostic_buffer): Adjust.
2675 (default_print_error_function): Likewise.
2676 (finish_diagnostic): Likewise.
2677 (verbatim): Likewise.
2679 * diagnostic.h (struct output_buffer): Add `stream' field.
2680 (output_buffer_attached_stream): New macro.
2682 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2684 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2685 check if either operand is divisible by C.
2686 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2687 If type is signed, consider negative numbers as well.
2689 2001-02-22 Richard Henderson <rth@redhat.com>
2691 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2692 reach .text instead of gp-relative relocs.
2693 * config/ia64/crtend.asm (.init): Likewise.
2695 2001-02-22 Andreas Jaeger <aj@suse.de>
2697 * extend.texi (C++ Attributes): Fix typo.
2699 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2701 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2702 functions, drop current_function_args_info.words test.
2703 (ia64_compute_frame_size): Mark syscall_linkage functions as
2704 using eight input registers.
2706 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2707 Bruce Korb <bkorb@gnu.org>
2709 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2710 * fixinc/README: Document how to convert sed substitutions
2711 to format style c_fix-es.
2712 * fixinc/fixincl.x: regen
2714 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2716 * gcc.c: Add comment explaining how to add a command-line option.
2717 Add title to specs language comment.
2719 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2721 * gcc.c (cc1_options): Add "-param".
2722 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2723 (option_map): Likewise.
2724 * toplev.c (display_help): Add entry for "--param".
2725 (independent_decode_option): Fix typographical error.
2727 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2728 Bernd Schmidt <bernds@redhat.com>
2729 Jan Hubicka <jh@suse.cz>
2731 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2732 (function_arg): Likewise.
2734 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2736 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2738 2001-02-21 Kazu Hirata <kazu@hxi.com>
2740 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2744 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2746 * flow.c (init_propagate_block_info): Canon address and use single_set
2747 for killing dead memory stores.
2749 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2751 * Makefile.in (reorg.o): Add params.h dependence.
2752 * params.def: Fix typographical error in comment.
2753 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2754 * params.h: Modify introductory comment.
2755 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2756 * reorg.c: Add dependence on params.h.
2757 (redundant_insn): Add parameterized throttle for search.
2758 (fill_simple_delay_slots): Add a comment explaining a variable.
2759 Move conditional out of loop, simplifying code.
2760 (fill_eager_delay_slots): Fix typographical error in comment.
2762 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2764 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2766 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2767 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2769 2001-02-21 Jason Merrill <jason@redhat.com>
2771 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2772 (struct tree_decl): Add uninlinable bitfield.
2773 * c-decl.c (duplicate_decls): Set it.
2774 * integrate.c (function_cannot_inline_p): Check it.
2776 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2777 DW_AT_MIPS_linkage_name to abstract methods.
2778 (dwarf2out_abstract_function): Emit class context before calling
2779 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2780 (gen_subprogram_die): Remove obsolete code.
2781 (gen_member_die): Don't include clones in the member list.
2782 (gen_decl_die): Emit abstract info for clone origin.
2783 * dwarfout.c (output_type): Don't include clones in the member list.
2784 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2785 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2786 DECL_ABSTRACT on a function that already has it set.
2788 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2789 (get_subprogram_die): Pass it in.
2791 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2793 * flow.c (mark_set_1): Make not_dead unsigned long. For
2794 non-pseudos, use it as a bitmask of the hard regs that
2797 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2799 * cppfiles.c: Update comments.
2800 (_cpp_read_file): Don't check for NULL filenames any more.
2801 * cppinit.c (cpp_start_read): Don't do canonicalization of
2802 in_fname and out_fname. Use the passed file name exclusively.
2803 (_cpp_handle_options): Don't treat "-" as a command line option,
2804 but as a normal filename.
2805 (_cpp_post_options): Canonicalize in_fname and out_fname.
2806 * cppmain.c (printer_init): Don't check out_fname for NULL.
2807 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2808 (init_c_lex): Update, and use "" to represent stdin to CPP.
2811 2001-02-20 Will Cohen <wcohen@redhat.com>
2813 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2814 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2815 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2818 2001-02-20 Stan Shebs <shebs@apple.com>
2820 * config/rs6000/rs6000.c (output_cbranch): Output branches
2821 on separate lines instead of using ';' to separate.
2823 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2825 * cppinit.c (set_lang): Move builtin handling to...
2826 (init_builtins): ...here.
2827 (_cpp_create_reader): Move call to set_lang.
2829 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2831 * stmt.c (expand_return): If an attempt is made to return the
2832 error_mar_node, treat the return like a return without a value.
2834 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2836 * sibcall.c (skip_copy_to_return_value): Call
2837 identify_call_return_value here, and return orig_insn if it
2838 returns zero. Hardret and softret arguments now unnecessary.
2839 (call_ends_block_p): Don't call identify_call_return_value here.
2841 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2843 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2844 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2846 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2848 * pa.c (move_operand): Accept code to load the address of a
2849 symbol out of the DLT as a valid move operand.
2850 (print_operand, case 'A'): New to handle generating a DLT
2851 reference for a LO_SUM expression.
2852 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2853 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2855 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2857 * README, cpp.texi, gcc.texi, version.c: Update version number to
2859 * cpp.1, gcov.1, gcc.1: Regenerate.
2861 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2863 * cppfiles.c (stack_include_file): Generate dependencies
2864 here, and manage include_count here too.
2865 (PRINT_THIS_DEP): Delete.
2866 (_cpp_execute_include): Do not generate dependencies here,
2867 apart from the case of a missing header. Do not manage
2869 (_cpp_read_file): Leave dependency generation to
2872 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2874 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2875 target_cpu_default. Remove dead assignment to
2878 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2880 * regclass.c (contains_reg_of_mode): Make global.
2881 (init_reg_sets): Remove contains_reg_of_mode; take into account
2882 CLASS_MAX_NREGS when looking for the proper mode.
2883 (dump_regclass): Dump only classes considered for the pseudo.
2884 (regclass): Use contains_reg_of_mode.
2886 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2888 * gcc.c (do_spec_1): 'n' for printing notices.
2889 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2891 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2893 * reg-stack.c (next_flags_user): Use current_block->end
2894 (swap_rtx_condition): Look for next user if flags don't die;
2895 give up on CALL_INSNs; use current_block->end.
2897 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2899 * sibcall.c (call_ends_block_p): New function.
2900 (optimize_sibling_and_tail_recursive_call): Use it.
2902 2001-02-18 Kazu Hirata <kazu@hxi.com>
2904 * config/h8300/h8300.md: Update copyright.
2905 (andsi3): Do not output an extra newline character.
2907 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2909 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2910 FNDECL may be unused.
2912 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2913 follow jumps after first run.
2914 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2915 it doesn't change any jumps.
2917 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2919 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2920 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2921 (mostlyclean): Corresponding changes.
2922 * rtlanal.c (hard-reg-set.h): Include.
2923 (rtx_unstable_p): Do not treat the argument pointer specially
2924 if it is not a fixed register.
2925 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2927 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2929 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2930 against last real insn in basic block.
2931 Rework to avoid gotos.
2933 * Makefile.in (gcse.o): Now includes ggc.h.
2934 * gcse.c: Include ggc.h.
2935 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2936 (try_replace_reg): Remove warning of uninitialize variable.
2937 (process_insert_insn): Call invalid_insn_p to validate insn.
2938 * recog.c (insn_invalid_p): Now global.
2939 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2940 * recog.h (insn_invalid_p): New declaration.
2942 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2944 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2945 assignments from FP constants since 'Y' output code can't handle it.
2946 (eligible_for_sibcall_delay): Likewise.
2948 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2949 Call fancy_abort directly, passing args.
2950 (print_rtl_and_abort): Now a macro, like fancy_abort.
2952 * final.c (output_operand_lossage): Use internal_error, not error.
2954 2001-02-18 Shane Nay <shane@agendacomputing.com>
2956 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2957 structure shift insns.
2959 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2961 * invoke.texi (-fsquangle): Remove documentation.
2962 (-fname-mangling-version): Likewise.
2964 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2966 * optabs.c (expand_abs): Remove reference to
2967 HAVE_contitional_arithmetic.
2968 * combine.c (simplify_set): Likewise.
2970 2001-02-18 Richard Henderson <rth@redhat.com>
2972 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2975 2001-02-18 Richard Henderson <rth@redhat.com>
2977 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2979 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2981 * reload1.c (reload_cse_simplify_set): Fix typo.
2983 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2985 * diagnostic.c (_fatal_insn): Decrement errorcount.
2987 * invoke.texi (-I): Add note avoiding use for system header files.
2989 * rtl.h (add_clobbers): Remove duplicate declaration.
2990 * recog.h (added_clobbers_hard_reg_p): New declaration.
2991 * genemit.c (struct clobber_pat): New field has_hard_reg.
2992 (gen_insn): Record if added clobbers clobber hard reg.
2993 (gen_split): Avoid unused warning if number of operands is 0.
2994 (output_added_clobbers_hard_reg_p): New function.
2997 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2999 * pa.c (hppa_expand_prologue): Simplify code storing return
3000 pointer. For large (>=8k) frames with a post_store, adjust stack
3001 pointer by 8k-64 first rather than by 64. When testing with
3002 VAL_14_BITS_P, always use the actual value rather than the value
3003 negated. Add blockage to prevent scheduling of spills before
3004 stack frame has been created.
3005 (hppa_expand_epilogue): Simplify code loading return pointer.
3006 Allow a slightly larger range for merge_sp_adjust_with_load case.
3007 When testing with VAL_14_BITS_P, always use the actual value.
3009 * pa.c (pa_adjust_insn_length): Check that block move
3010 pattern is a set before looking at operands.
3012 2001-02-17 Mark Mitchell <mark@codesourcery.com>
3014 * fold-const.c (fold_binary_op_with_conditional_arg): New
3015 function, split out from ...
3017 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
3018 conditional arms that throw exceptions.
3020 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
3023 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3025 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
3026 define HAVE_DECL_* to 1 to mask potential backup declarations.
3027 * configure: Regenerated.
3029 2001-02-17 Mark Mitchell <mark@codesourcery.com>
3031 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
3033 2001-02-17 Richard Henderson <rth@redhat.com>
3035 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
3036 when replacing a memory load with a register.
3038 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3039 Jan Hubicka <jh@suse.cz>
3041 * recog.c (validate_replace_src_1): New.
3042 (validate_replace_src_data): Likewise.
3043 (validate_replace_src): Use note_uses.
3044 * rtl.h (note_uses): Declare.
3045 * rtlanal.c (note_uses): New.
3047 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
3049 * reg-stack.c (stack_def): Make field reg unsigned.
3050 (remove_regno_note): Unsignetize parameter.
3052 2001-02-16 Jes Sorensen <jes@linuxcare.com>
3054 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
3055 shladd_operand() call.
3057 2001-02-16 Bruce Korb <bkorb@gnu.org>
3058 Rodney Brown <RodneyBrown@mynd.com>
3060 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
3061 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
3062 machine restrictions
3063 * fixinc/fixincl.x: regen
3065 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3067 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
3069 (hash_scan_insn): Clean up calls to hash_scan_set.
3070 (compute_kill_rd): REGNO now unsigned.
3071 (try_replace_reg): Rework to use simplify_replace_rtx.
3072 (cprop_jump, cprop_cc0_jump): Likewise.
3073 (cprop_insn): Call find_reg_equal_equiv_note.
3074 Reflect changes to cprop_jump and cprop_cc0_jump.
3076 * recog.c (validate_replace_src): Replace in operands of
3077 ZERO_EXTRACT in SET_DEST.
3079 * cse.c (new_label_ref): New variable.
3080 (insert): Set it instead of recorded_label_ref.
3081 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
3082 CODE_LABEL for this function, and not already in REG_LABEL note.
3084 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
3086 * resource.c (mark_referenced_resources): Fix typo in introductory
3088 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
3091 2001-02-16 Jason Merrill <jason@redhat.com>
3093 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
3095 (gen_subprogram_die): Don't abort on seeing a second definition if
3096 the previous one was abstract. Don't replace an abstract instance
3097 in the lookup table.
3099 * dwarf2out.c (dwarf2out_abstract_function): Rename from
3100 gen_abstract_function.
3101 * dwarf2out.h: Declare it.
3102 * toplev.c (note_outlining_of_inline_function): New fn.
3103 * toplev.h: Declare it.
3104 * integrate.c (output_inline_function): Call it.
3105 * c-decl.c (duplicate_decls): Call it when redefining an extern
3106 inline. Don't inline the new defn.
3108 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
3110 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3112 * .gdbinit: Rename to gdbinit.in.
3113 * gdbinit.in: New file,
3114 * configure.in: Generate .gdbinit from gdbinit.in.
3115 * configure: Regenerated.
3116 * Makefile.in (distclean): Always remove .gdbinit.
3118 2001-02-16 Jakub Jelinek <jakub@redhat.com>
3120 * objc/objc-act.c (start_class): Register implemented_classes with
3123 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
3125 * cppfiles.c (_cpp_make_system_header): Generate a file
3128 2001-02-15 Jim Meyering <meyering@lucent.com>
3130 * Makefile.in (install-common): Don't depend on installdirs here.
3131 Instead, make each of the lang.install-common targets (e.g.,
3132 c++.install-common in cp/Make-lang.in) depend on it.
3133 (install-driver): Depend on installdirs.
3135 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3137 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
3139 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
3142 2001-02-15 Mark Mitchell <mark@codesourcery.com>
3144 * invoke.texi (--param): Document.
3146 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
3148 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
3150 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
3152 * i386.md (extendsfdf2_2): Fix constraints.
3154 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
3156 * i386.md (fop_df_3 splitter): Fix operand number.
3158 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
3160 * invoke.texi (-mreg-alloc): Nuke.
3161 * i386.c (ix86_reg_alloc_order, regs_allocated,
3162 order_regs_for_local_alloc): Nuke.
3163 (override_options): Kill reg_alloc code.
3164 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
3165 (REG_ALLOC_ORDER): SSE goes before I387.
3166 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
3167 (ix86_reg_alloc_order): Likewise.
3168 * i386-protos.h (ix86_reg_alloc_order): Kill.
3170 2001-02-14 Richard Henderson <rth@redhat.com>
3172 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
3174 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
3176 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
3178 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
3180 * i386-protos.h (ix86_memory_move_cost): Move offline.
3181 * i386.c (ix86_register_move_cost): Compute properly cost of
3182 SSE, MMX and i387 instructions.
3183 (*_cost): Add costs of SSE/MMX moves.
3184 (ix86_memory_move_cost): Move offline from ....; Likewise.
3185 * i386.h (MEMORY_MOVE_COST): .... here;
3186 (struct processor costs): Add new fields to represent costs
3189 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
3191 * regclass.c (init_reg_sets_1): Reinstall the optimization of
3192 move_cost together with Matt Kraai's fix.
3194 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3196 * Makefile.in (OBJS): Add params.o.
3198 2001-02-14 Richard Henderson <rth@redhat.com>
3199 DJ Delorie <dj@redhat.com>
3201 * jump.c (jump_optimize_1): When we delete a conditional jump
3202 preceeding a non-conditional jump to effectively the same place,
3203 make sure that the combined jump skips any clobber insns between
3206 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3208 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
3210 2001-02-14 Mark Mitchell <mark@codesourcery.com>
3212 * Makefile.in (toplev.o): Depend on params.h.
3213 (intergate.o): Likewise.
3214 (params.o): New target.
3215 * flags.h (inline_max_insns): Remove.
3216 * integrate.c: Include params.h.
3217 Use MAX_INLINE_INSNS instead of inline_max_insns.
3218 * params.c: New file.
3219 * params.h: Likewise.
3220 * params.def: Likewise.
3221 * toplev.c: Include params.h.
3222 (lang_independent_params): New variable.
3223 (decode_f_option): Use the param machinery instead of setting
3225 (independent_decode_option): Handle "--param name=value".
3226 (main): Register language-independent parameters.
3228 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
3230 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
3232 2001-02-14 Richard Henderson <rth@redhat.com>
3234 * regclass.c (init_reg_sets_1): Revert last two changes.
3236 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3238 * stor-layout.c (is_pending_size, put_pending_size): New functions.
3239 (variable_size): Call put_pending_size.
3240 * tree.h (is_pending_size, put_pending_size): Add prototypes.
3241 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
3242 sizes list, put newly created SAVE_EXPR there as well.
3244 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3246 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
3247 (errata_find_address_regs): load_group has only 2 entries.
3248 (errata_emit_nops): Likewise. shladd is not problematic.
3249 Clear last_group if nop was emitted.
3250 (fixup_errata): load_group has only 2 entries.
3253 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
3255 * c-lex.c (lex_number): Only warn traditionally for U suffix
3256 outside system macros.
3257 * cppexp.c (parse_number): Similarly.
3258 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
3259 * cppmacro.c (struct cpp_macro): New member node.
3260 (parse_args): Only warn about missing rest args if not
3262 (funlike_invocation_p): Similarly for uninvoked funlike macros.
3263 (cpp_sys_objmacro_p): New.
3264 (_cpp_create_definition): Store the node with the macro defn.
3265 Remember if the macro is defined in a system header.
3267 2001-02-13 DJ Delorie <dj@redhat.com>
3269 * configure.in (check_languages): determine languages to check
3270 * Makefile.in (check-c++): alias for check-g++
3271 (check-f77): alias for check-g77
3272 (CHECK_TARGETS): depend on configured languages
3274 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
3276 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3277 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3278 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3279 (sqrtextendsfdf2): Disable for SSE2.
3281 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
3283 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3284 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3285 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3286 (sqrtextendsfdf2): Disable for SSE2.
3288 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
3290 * i386.md (movsfcc_1): Support integer cmove instruction.
3291 (movdfcc_1): Likewise; new splitter.
3293 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
3295 * i386.c (output_fp_compare): Support SSE.
3296 (prepare_fp_compare_args): SSE comparisons always support memory.
3297 * i386.h (TARGET_CMOVE): SSE imply cmove.
3298 * i386.md (cmp?f2): Enable for SSE too.
3299 (cmpfp_i*): Support SSE.
3301 (cmpfp_i_sse_only): New.
3302 (s*, b* fp expanters): Enable for SSE too.
3303 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
3306 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
3308 * regclass.c (init_reg_sets_1): Silence warning.
3310 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
3312 * i386.md (sqrt?f2): Change to expander.
3313 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
3315 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3317 * rtlanal.c (find_reg_equal_equiv_note): New function.
3318 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
3319 (simplify_gen_relational, simplify_replace_rtx): Likewise.
3320 * rtl.h: Add declarations for above functions.
3322 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
3324 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
3326 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
3327 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
3328 * flow.c (mark_regs_live_at_end): Likewise.
3329 (calculate_global_regs_live): Likewise.
3330 * gcse.c (compute_hash_table): Likewise.
3331 (compute_kill_rd): Likewise.
3332 * resource.c (mark_target_live_regs): Likewise.
3333 * rtl.h (INVALID_REGNUM): New macro.
3335 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
3337 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
3339 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
3341 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
3344 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
3346 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
3348 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
3349 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
3350 (fop_sf_1_sse, fop_df_1_sse): New patterns
3351 (fop_*): Disable float_extend and float patterns for SSE compilation.
3352 * i386.c (output_387_binary_op): Support SSE.
3354 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
3356 * i386.md (dummy_extendsfdf2): Support SSE2
3357 (extendsfdf2): Enable if 80387 or SSE2.
3358 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
3359 and no MIX_I387_SSE2
3360 (extendsfdf2_1_sse_only): New pattern.
3361 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
3363 (truncdfsf2_1): Support SSE.
3364 (truncdfsf2_2): Support SSE.
3365 (truncdfsf2_2_1_sse): New pattern.
3366 (fixtruncsfsi2): Always use SSE if available.
3367 (fix_truncsfsi_sse): New pattern.
3368 (fix_truncdfsi_sse): New pattern.
3369 (floatsis?f2): Support SSE.
3370 (floatsidf2_i387): New pattern.
3371 (floatsidf2_sse): Likewise.
3373 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3375 * configure.in: Use "have_gnat" variable, not "gnat".
3376 * configure: Regenerated.
3378 * config/sparc/sparc.c (function_value): Treat all non-record
3379 aggregate types like used to treat UNION_TYPE.
3381 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
3383 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
3384 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
3386 (MASK_MIX_SSE_I387): New.
3387 (TARGET_SSE): SSE2 imply SSE.
3388 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
3389 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
3390 (enum reg_class): Add new classes.
3391 (REG_CLASS_NAMES): Likewise.
3392 (REG_CLASS_CONTENTS): Likewise.
3393 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
3394 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
3395 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
3396 (CLASS_MAX_NREGS): Use new macros.
3397 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
3398 * i386.md (pushsf, movsf): Support SSE.
3399 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
3400 splitters to use ANY_FP_REGNO_P.
3401 (movdf_nointeger, movdf_integer): Likewise.
3403 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3405 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
3406 (try_combine): Use it.
3408 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
3410 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
3411 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
3412 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
3413 (REGISTER_MOVE_COST): Likewise.
3414 * i386-protos.h (ix86_secondary_memory_needed,
3415 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
3416 * i386.c (ix86_secondary_memory_needed,
3417 ix86_preferred_reload_class, ix86_register_move_cost): New function.
3419 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
3421 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
3422 (HARD_REGNO_MODE_OK): Move offline to ....
3423 * i386.c (ix86_hard_regno_mode_ok) ... here;
3424 refuse all incorrect modes.
3425 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
3427 2001-02-13 Richard Henderson <rth@redhat.com>
3429 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
3430 entire operator; replicate that and match_dup the operands.
3431 (cmp_ccx_arith_op_set): Likewise.
3432 (cmp_cc_arith_op_not_set): Likewise.
3433 (cmp_ccx_arith_op_not_set): Likewise.
3435 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3437 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
3439 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3441 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
3442 (TARGET_NO_BITFIELD_WORD): New macro.
3443 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
3444 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
3446 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3448 * cselib.c: New file, from simplify-rtx.c.
3449 * simplify-rtx.c: Remove cselib parts.
3450 * Makefile.in: Add cselib.o.
3452 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3454 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
3455 (setup_incoming_varargs): Remove warning.
3457 * config/rs6000/rs6000.c (validate_condition_mode): When
3458 flag_fast_math, allow floating-point conditionals to be reversed.
3459 (rs6000_generate_compare): When flag_fast_math, don't generate
3460 cror operations for FP conditionals.
3462 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
3464 (ASM_SPEC): Likewise.
3465 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
3466 (CC1_SPEC): Likewise.
3467 (LINK_TARGET_SPEC): Likewise.
3468 (CPP_ENDIAN_SPEC): Likewise.
3469 * Makefile.in (check-consistency): New target.
3471 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
3473 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
3474 "return type defaults" warning for functions with return type
3476 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
3477 function declarations by default rather than only when pedantic.
3479 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3481 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3484 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3486 * extend.texi (Deprecated): Deprecate new initializer lists.
3488 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3490 * mkdeps.c (deps_add_default_target): Robustify. Add
3491 basename component only.
3492 * cpp.texi (-M): Describe how default target is generated.
3493 * invoke.texi (-M): Likewise.
3495 2001-02-12 Kazu Hirata <kazu@hxi.com>
3497 * toplev.c (push_float_handler): Remove.
3498 (pop_float_handler): Remove.
3499 * toplev.h: Remove prototypes for the above functions.
3501 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3503 * c-common.c (constant_fits_type_p): New function.
3504 (convert_and_check): Use it.
3506 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3508 * Makefile.in (GXX_ABI_FLAG): Don't define.
3509 * configure.in (--enable-new-gxx-abi): Remove option.
3510 * config.in: Regenerated.
3511 * configure: Likewise.
3513 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3515 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3517 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3518 regular basic block, and arrange for all edges into it to switch
3521 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3523 * Makefile.in (distclean): Do not remove .gdbinit.
3525 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3527 * Makefile.in (gcc.o): Fix typos.
3528 (protize.o): Likewise.
3529 (unprotoize.o): Likewise.
3531 2001-02-11 Richard Henderson <rth@redhat.com>
3533 * tree.c (build1): Check for null operand in last change.
3535 2001-02-11 Richard Henderson <rth@redhat.com>
3537 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3538 (fold): Don't assume a constant isn't foldable.
3539 * tree.c (build): Set TREE_CONSTANT for an expression with no
3540 side-effects and constant operands.
3543 2001-02-10 Richard Henderson <rth@redhat.com>
3545 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3547 2001-02-10 Anthony Green <green@redhat.com>
3549 * cpp.texi (Standard Predefined): Add documentation for
3552 * c-common.c (combine_strings): Improve warning message.
3554 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3556 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3558 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3560 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3562 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3565 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3567 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3570 2001-02-09 Nick Clifton <nickc@redhat.com>
3572 * config/arm/arm.md: Change output contraint on post inc
3573 load/store multiple patterns to be a read/write contraint.
3575 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3577 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3578 .o files when using the -M options.
3580 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3581 David Edelsohn <edelsohn@gnu.org>
3583 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3584 handle DImode constants. Use one TOC entry for SImode and smaller
3585 constants, aligned properly.
3587 2001-02-08 Jason Merrill <jason@redhat.com>
3589 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3590 about the SP adjustment for saving the static chain pointer.
3591 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3592 offset when setting a temporary CFA register.
3594 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3596 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3597 powerpc-*-chorusos* .
3598 * config/rs6000/chorus.h : New file.
3599 * config/i386/chorus.h : New file.
3600 * config/sparc/chorus.h : New file.
3601 * config/sparc/t-chorus-elf : New file.
3603 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3605 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3606 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3607 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3608 (__WCHAR_TYPE__): Correct macro name.
3610 2001-02-08 Richard Henderson <rth@redhat.com>
3612 * config/i386/i386.c (ix86_frame_pointer_required): New.
3613 (ix86_setup_frame_addresses): New.
3614 (struct machine_funciton): Add accesses_prev_frame.
3615 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3616 ix86_frame_pointer_required.
3617 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3618 (SETUP_FRAME_ADDRESSES): New.
3619 * config/i386/i386-protos.h: Update.
3620 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3621 from FRAME_POINTER_REQUIRED.
3622 * config/i386/svr3gas.h: Likewise.
3623 * config/i386/sysv3.h: Likewise.
3624 * config/i386/v3gas.h: Likewise.
3626 2001-02-08 Richard Henderson <rth@redhat.com>
3628 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3629 calculation of the number of integer registers required.
3630 (function_arg_record_value): Likewise.
3632 2001-02-08 Jason Merrill <jason@redhat.com>
3634 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3635 two. Print file and line with "confused" message.
3637 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3639 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3641 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3643 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3645 * final.c (cleanup_subreg_operands): The address of a MEM can
3648 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3651 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3653 * gcc.texi (Incompatibilities): Update documentation of
3654 preprocessing numbers.
3656 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3658 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3660 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3662 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3664 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3665 * gcc.c (struct compiler): Add cpp_spec field.
3666 (input_file_compiler): New variable.
3667 (do_spec_1): Allow a particular compiler to handle `%C'
3669 (main): Store the current compiler in input_file_compiler.
3670 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3672 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3674 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3675 * cppinit.c (cpp_create_reader): Initialize them.
3676 (append_include_chain): cxx_aware arg might be unused.
3677 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3678 keywords and give them their phase 7 meaning. Pedwarn about
3679 this unless '__bool_true_false_are_defined' is defined.
3681 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3683 * lcm.c (optimize_mode_switching): Emit mode_set before the
3684 JUMP_INSN of an abnormal edge.
3686 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3688 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3689 a scheduling barrier at the end.
3691 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3693 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3695 * config/sh/sh.md (reload_outsf): Removed.
3696 (movsf_ie): Introduce constraints for FPUL loads and stores.
3697 (reload_insf): Broaden the output constraint.
3699 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3701 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3702 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3704 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3706 * final.c: Revert my previous changes.
3707 * output.h: Make profile_label_no extern.
3708 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3709 for generating label.
3711 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3713 * config/i386/djgpp.h: Add comments about standard paths.
3714 (MD_EXEC_PREFIX): Undefine before defining.
3715 (MD_STARTFILE_PREFIX): New.
3717 2001-01-30 Bruce Korb <bkorb@gnu.org>
3719 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3720 (load_file): do not rely on load_file_data() to close file pointer
3721 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3722 fixinc/inclhack.def(irix_limits_const): add test_text
3724 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3726 * cppexp.c (parse_defined): Improve diagnostics for invalid
3729 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3731 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3733 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3735 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3736 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3737 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3738 (rs6000_output_symbol_ref): New function.
3739 (output_toc): Use VTABLE_NAME_P.
3741 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3743 * print-tree.c (print_node, case PARM_DECL):
3744 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3746 * stor-layout.c (reference_types_internal): New variable.
3747 (internal_reference_types): New function.
3748 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3749 * tree.h (internal_reference_types): New declaration.
3751 * cse.c (find_best_addr): Fix typo in computing cost.
3753 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3755 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3756 and this is the sum of a pointer and a constant, we know the result
3758 (num_sign_bit_copies, case PLUS): Likewise.
3759 * explow.c (convert_memory_address): Remove opposite SUBREG.
3760 * function.c (instantiate_new_reg): New function (from common code).
3761 (instantiate_virtual_regs_1): Call it.
3762 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3763 if pointers sign- or zero-extend.
3764 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3765 If pointers extend unsigned, use inside of SUBREG.
3766 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3768 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3770 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3771 subdir of gcc_gxx_include_dir.
3772 (gcc_gxx_target_include_dir): Remove.
3774 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3776 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3777 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3778 a high-level description.
3780 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3782 * final.c: Move the declaration of profile_label_no to ...
3783 * output.h: ... here.
3784 * function.c (expand_function_start): Call PROFILE_HOOK.
3785 * config/rs6000/aix.h: Define PROFILE_HOOK.
3786 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3787 * config/rs6000/rs6000.c (output_profile_hook): Define.
3788 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3789 output_profile_hook.
3790 tm.texi : Explain new macro PROFILE_HOOK.
3792 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3794 * extend.texi (Extended Asm): Do not say that semicolon is always
3795 a valid line-breaking character for GNU assemblers. Use
3796 newline-tab as the most commonly supported syntax. Use
3797 newline-tab rather than semicolon in multi-insn examples.
3799 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3801 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3803 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3804 David Edelsohn <edelsohn@gnu.org>
3806 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3807 code for AIX, even without flag_pic.
3809 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3811 * c-typeck.c (common_type): push and pop binding level around
3812 calling common_type on function parameters.
3814 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3816 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3818 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3820 * config/mips/mips.c (override_options): Fix typo in last change.
3821 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3822 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3824 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3826 * invoke.texi (-fdump-class-layout): Document.
3827 (-fdump-translation-unit): Use `=' as filename separator.
3829 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3831 * Makefile.in (s-mlib): Don't build multilibs if
3833 (DRIVER_DEFINES): Adjust accordingly.
3835 (protoize.o): Likewise.
3836 (unprotoize.o): Likewise.
3837 * configure.in: Recognize --enable-multilib.
3839 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3841 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3843 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3844 * configure.in: Remove --enable-libstdcxx_v3 support.
3845 * configure: Regenerated.
3847 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3849 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3850 Call abort instead of fatal.
3851 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3852 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3853 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3854 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3855 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3856 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3858 * diagnostic.h (set_internal_error_function): Renamed.
3859 * toplev.h (internal_error): Renamed from fatal.
3860 (pfatal_with_name): Deleted.
3861 (fatal_io_error): Now has printf-style arguments.
3862 * diagnostic.c (pfatal_with_name): Deleted.
3863 (fatal_io_error): Rework to have args in printf-style.
3864 (set_internal_error_function): Renamed from set_fatal_function.
3865 (internal_error): Renamed from fatal.
3866 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3867 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3868 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3869 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3870 * flow.c (verify_flow_info): Likewise.
3871 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3872 * config/mips/mips.c (save_restore_insns): Likewise.
3874 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3875 * flow.c (verify_flow_info): Likewise.
3876 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3877 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3878 (avr_normalize_condition): Likewise.
3879 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3880 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3881 (limit_reload_class, double_reg_to_memory): Likewise.
3882 (print_operand_address, emit_1600_code_shift): Likewise.
3883 (gen_tst_reg, gen_compare_reg): Likewise.
3884 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3885 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3887 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3889 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3890 * objc/objc-act.c (build_ivar_chain): Likewise.
3891 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3893 * graph.c (clean_graph_dump_file): Likewise.
3894 * profile.c (init_branch_prob): Likewise.
3895 * objc/objc-act.c (objc_init): Likewise.
3897 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3898 * config/avr/avr.c (avr_override_options): Likewise.
3899 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3900 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3901 * config/h8300/h8300.c (h8300_init_once): Likewise.
3902 * config/mips/mips.c (override_options): Likewise.
3903 * config/i386/i386.c (override_options): Likewise, rework.
3904 * config/m68k/m68k.c (override_options): Likewise.
3906 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3908 * config/mips/mips.c (print_operand): Likewise.
3909 * hash.c (hash_allocate): Don't check for failure returns from
3910 obstack functions that can't fail.
3911 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3912 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3913 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3914 (get_object_reference): Likewise.
3916 2001-02-04 Nick Clifton <nickc@redhat.com>
3918 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3919 StrongARM1110, 10TDMI, and 1020T.
3921 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3923 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3925 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3927 * config/sh/sh.md (movdf load split): Pass register number to
3928 FP_OR_XD_REGISTER_P.
3930 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3932 * cppinit.c (BC): New macro.
3933 (builtin_array): Add __GXX_WEAK__.
3934 * cpplib.h (builtin_type): Add BT_WEAK.
3935 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3936 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3937 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3939 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3941 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3943 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3945 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3946 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3948 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3950 * cpphash.h: Rename ALIGN _ALIGN.
3951 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3953 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3955 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3956 compilation environment.
3957 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3958 control over location of cygwin includes and libs.
3960 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3962 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3964 2001-02-02 lars brinkhoff <lars@nocrew.org>
3966 * md.texi (Standard Names): remove reference to spur.md.
3968 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3970 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3971 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3972 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3973 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3974 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3976 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3978 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3979 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3980 number before reload.
3981 (c4x_adjust_cost): Return zero before reload.
3982 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3983 split before reload.
3985 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3987 * c4x.c (c4x_hard_regno_rename_ok): New.
3988 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3989 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3991 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3993 * diagnostic.h: Add missing "extern" in all declarations.
3995 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3997 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3998 as for gcc_gxx_include_dir.
4000 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4002 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
4004 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
4006 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
4007 label before alignment to be used as the braf base address.
4008 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
4010 (casesi_jump_2): Require at least TARGET_SH2.
4012 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
4013 truncation to 32-bit doubles on -m3e and -m4-single-only.
4015 2001-02-02 Mark Mitchell <mark@codesourcery.com>
4017 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
4018 the default when building a shared object.
4019 (init_spec): Use it.
4020 * testsuite/lib/g++.exp: Include the directory where libgcc
4021 is located to the LD_LIBRARY_PATH list.
4022 * invoke.texi (-shared-libgcc): Document the cases in which
4023 GCC defaults to using the shared libgcc.
4025 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
4027 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
4028 unsigned is wide enough.
4030 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
4031 (si_to_float): Likewise.
4032 (float_to_si, float_to_usi): Use BITS_PER_SI.
4034 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4036 * dwarf2out.c: Added explanation of abbreviations.
4037 (def_cfa_1): Added comments listing DWARF2 instructions.
4038 (cfa_temp_reg): Removed in favor of cfa_temp.
4039 (cfa_temp_value): Removed in favor of cfa_temp.
4040 (cfa_temp): New global variable.
4041 (dwarf2out_frame_debug_expr): Added extensive introductory
4042 comments explaining the function's transformations. Revised to
4043 use cfa_temp. Added some rtx checking. Generalize IOR case.
4044 (dwarf2out_frame_debug): Revised to use cfa_temp.
4045 (output_aranges): Cast as "unsigned" to avoid warning.
4046 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
4047 explain which instructions must be marked.
4049 2001-02-01 Richard Henderson <rth@redhat.com>
4051 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
4054 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4056 * config/sh/crt1.asm (main_k): Modified so that start calls
4057 ___setup_argv_and_call_main.
4059 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
4061 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
4062 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
4063 and AVOID_LPASTE is cleared on meeting an unescaped newline.
4064 * cppmacro.c (builtin_macro): Set builtin flags here.
4065 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
4066 (replace_args): Clarify intent.
4067 (cpp_get_token): Macro expansion tokens get the saved flags.
4069 * cppmain.c (scan_buffer): Remove now-redundant print.printed
4072 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4074 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
4077 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4079 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
4080 returns Pmode pseudo, but we need ptr_mode.
4081 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
4082 Remove bogus conversions; use HOST_WIDE_INT for size.
4083 Don't use TARGET if wrong mode.
4085 * config/i386/i386.c (ix86_compute_frame_size): Allow
4086 stack_alignment_needed to be non-default even if size is zero.
4088 2001-01-31 Alan Modra <alan@linuxcare.com.au>
4090 * (hppa_init_pic_save): Emit the pic offset table
4091 reg save after last_parm_insn.
4092 * pa.c (hppa_init_pic_save): New function.
4093 * pa.h (hppa_init_pic_save): Declare.
4094 * pa.md (call, call_value, sibcall, sibcall_value): Use
4095 the above instead of duplicated code.
4097 * pa.c (hppa_encode_label): Correct size of alloca buffer
4098 so we don't overrun it. Correct leading `*' case.
4099 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
4100 need to handle `*@'.
4101 (FUNCTION_NAME_P): Likewise.
4103 2001-01-31 Richard Henderson <rth@redhat.com>
4105 * config.gcc (alpha-osf5): Use float-i128.h.
4107 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
4108 * config/float-i32.h: Likewise.
4109 * config/float-i64.h: Likewise.
4110 * config/float-sh.h: Likewise.
4111 * config/float-sparc.h: Likewise.
4113 2001-01-31 DJ Delorie <dj@redhat.com>
4115 * expmed.c (extract_bit_field): allow non-integral modes if we
4116 want to extract a whole register from itself.
4118 2001-01-31 Jakub Jelinek <jakub@redhat.com>
4120 * c-typeck.c (set_init_index): If first is equal to last, assume as
4121 if it was not a range at all.
4123 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4125 * config/fp-bit.c: Include tm.h.
4126 (float_to_si): Don't assume SImode is 32-bits wide.
4127 (float_to_usi): Likewise.
4129 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4131 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
4133 (typename): Call pending_xref_error after parsing typed_typespecs.
4134 * c-decl.c (lookup_tag): Give error immediately rather than
4135 leaving it pending if the tag of the wrong type is in the same
4137 (xref_tag): Don't pedwarn for forward declarations of enum types
4139 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
4142 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4144 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
4146 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4148 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
4149 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
4151 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4153 * cpphash.h (struct cpp_reader): New saved_flags.
4154 * cppmacro.c (cpp_get_token): Use saved_flags to remember
4155 to avoid a paste after a pasted token.
4157 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4159 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
4160 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
4161 Wtype_MIN instead of LONG_MIN.
4163 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4165 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
4167 * fixinc/fixincl.x: Regenerated.
4168 * fixinc/inclhack.def (irix_limits_const): New definition to
4169 convert "const" to "__const" in limits.h.
4171 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4173 * fixinc/genfixes (AG): Fix "autogen4" thinko.
4175 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4177 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
4178 when register dies in the insn.
4180 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4182 * diagnostic.c (fatal): Fix word wrap.
4184 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
4186 * combine.c (try_combine): Fix SUBREG setting for
4187 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
4189 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4191 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
4194 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4196 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
4198 * toplev.c (decode_W_option): Update warn_larger_than
4199 unconditionally for each processed switch.
4201 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4203 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
4205 (hppa_expand_prologue): Delete code to save pic offset table register
4206 in the function prologue.
4207 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
4208 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
4209 table register at the beginning of the function after the prologue.
4211 2001-01-29 lars brinkhoff <lars@nocrew.org>
4213 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
4215 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4216 Jeff Law <law@redhat.com>
4218 * pa.md (return): Revise comment for trivial return.
4219 (return_internal): Non-trivial return pattern for non-PIC code.
4220 (return_internal_pic): Non-trivial return pattern for PIC code.
4221 It uses the PIC register to ensure it is restored after
4223 (epilogue): Generate appropriate return for PIC and non-PIC code.
4225 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
4227 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
4229 2001-01-29 DJ Delorie <dj@redhat.com>
4231 * combine.c (if_then_else_cond): Pass the correct mode to
4232 operand_subword() for constants.
4234 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
4236 * config/i386/cygwin.h: Add w32api to include search. Search different
4237 directories in a cross-build environment.
4239 2001-11-29 Tim Josling <tej@melbpc.org.au>
4241 * tree.h (TYPE_STUB_DECL): Add documentation.
4243 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
4245 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
4246 (sdbout_field_types): Likwise. Fix use of host_integerp.
4248 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
4250 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
4253 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
4255 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
4256 to use flag_gnu_linker.
4258 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4260 * cpplib.c (T_BAD_DIRECTIVE): Remove.
4261 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
4263 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
4265 * tree.c, tree.h (build_parse_node): Remove; was identical to
4267 * c-lang.c (start_cdtor), objc/objc-act.c
4268 (build_module_descriptor): Use build_nt instead of
4271 2001-01-29 Jakub Jelinek <jakub@redhat.com>
4273 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
4274 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
4275 not have any upper bits set.
4277 2001-01-29 Phil Edwards <pme@sources.redhat.com>
4279 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
4281 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4283 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
4285 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
4287 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
4288 (integer_minus_one_node): Define.
4290 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
4292 * Makefile.in (bootstrap2-lean): Fix typo.
4294 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
4296 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
4297 : Don't set fe_value.
4298 * cpplib.h (AVOID_LPASTE): New flag.
4299 (struct cpp_hashnode): Remove fe_value.
4300 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
4301 * cppmacro.c (builtin_macro): Don't set flags here.
4302 (replace_args): Set AVOID_LPASTE flag on first token of an
4303 argument, and the token following it.
4304 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
4305 macro expansion, and on the token following it. Do it for
4307 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
4309 2001-01-27 Richard Henderson <rth@redhat.com>
4311 * config/alpha/t-ieee: Remove multilibbing.
4312 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4314 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4316 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
4318 * Makefile.in: Remove all dependencies on defaults.h.
4319 * builtins.c: Don't include defaults.h.
4320 * c-common.c: Likewise.
4321 * c-decl.c: Likewise.
4322 * c-pragma.c: Likewise.
4323 * c-typeck.c: Likewise.
4324 * combine.c: Likewise.
4326 * frame-ia64.c: Likewise.
4327 * cppexp.c: Likewise.
4328 * crtstuff.c: Likewise.
4329 * dbxout.c: Likewise.
4330 * dwarf2out.c: Likewise.
4331 * dwarfout.c: Likewise.
4332 * emit-rtl.c: Likewise.
4333 * except.c: Likewise.
4335 * final.c: Likewise.
4336 * frame-dwarf2.c: Likewise.
4337 * libgcc2.c: Likewise.
4338 * optabs.c: Likewise.
4339 * profile.c: Likewise.
4340 * sdbout.c: Likewise.
4341 * toplev.c: Likewise.
4342 * tradcif.y: Likewise.
4344 * varasm.c: Likewise.
4346 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4348 * builtins.c (expand_builtin_fputs): Use size_one_node when
4349 transforming into fwrite.
4351 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
4353 * extend.texi (Attribute Syntax): New section.
4355 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4357 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
4358 they didn't need fixing.
4360 2001-01-27 Janis Johnson <janis@us.ibm.com>
4362 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
4364 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
4365 to remove macro definitions that are duplicated from elfos.h.
4367 2001-01-27 Richard Henderson <rth@redhat.com>
4369 * config/i386/sco5gas.h: Move ...
4370 * config/usegas.h: ... here.
4371 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
4373 2001-01-27 Jakub Jelinek <jakub@redhat.com>
4375 * c-typeck.c (struct constructor_stack): Add range_stack member.
4376 (really_start_incremental_init): Clear it.
4377 (push_init_level): Save constructor_range_stack and clear it if
4378 pushing explicit braces.
4379 (pop_init_level): abort if constructor_range_stack is non-zero at
4380 explicit closing brace. Restore saved constructor_range_stack if
4383 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4385 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
4386 into register was forced into memory.
4388 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4390 * Makefile.in: Remove uses of + before $(MAKE).
4392 2001-01-26 Richard Henderson <rth@redhat.com>
4394 * stmt.c (cost_table): Remove.
4395 (COST_TABLE, cost_table_initialized): New.
4396 (estimate_case_costs): Use the later instead of the former.
4397 (balance_case_nodes): Likewise.
4399 2001-01-26 Richard Henderson <rth@redhat.com>
4401 * alias.c (objects_must_conflict_p): Read-only slots may not
4402 conflict despite having the same type.
4404 2001-01-27 Michael Hayes <mhayes@redhat.com>
4406 * loop.c (loop_giv_reduce_benefit): Copy mode size into
4408 (check_ext_dependant_givs): Initialise u_start_val and
4410 (load_mems): Make last_max_reg unsigned.
4411 (try_swap_copy_prop): Use INSN_P and initialise set.
4413 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
4415 * README.AVR : Removed.
4417 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
4419 * pa-64.h (text_section): Remove declaration.
4421 * pa.md (return_internal): Remove mode on PIC register use.
4423 2001-01-25 lars brinkhoff <lars@nocrew.org>
4425 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
4426 ASM_CLOSE_PAREN): fix typos.
4428 2001-01-25 Mark Mitchell <mark@codesourcery.com>
4430 * acconfig.h: Define `const' to the empty string if neither
4431 __STDC__ nor __cplusplus is defined.
4432 * config.in: Regenerated.
4434 2001-01-25 David Edelsohn <edelsohn@gnu.org>
4436 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
4437 * collect2.c (main): Delete importf. Add ".obj" file extension.
4438 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
4439 (aix_std_libs): Add additional AIX libraries to skip.
4440 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
4441 * config/rs6000/aix51.h: New file.
4443 2001-01-25 Michael Hayes <mhayes@redhat.com>
4445 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
4446 (loop_insn_emit_before): No longer static.
4447 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
4448 (loop_givs_rescan, load_mems): Likewise.
4449 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
4450 (maybe_eliminate_biv_1):
4451 (move_movables): Replace emit_call_insn_before with
4452 loop_call_insn_hoist.
4453 * loop.h (loop_insn_emit_before): Add.
4454 * unroll.c (copy_loop_body): Replace emit_insn_before with
4455 loop_insn_emit_before.
4457 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
4459 * diagnostic.c (fatal): Request preprocessed source.
4461 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
4463 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
4464 olddecl has argument types and newdecl has none, use the argument
4467 2001-01-24 Ulrich Drepper <drepper@redhat.com>
4469 * dwarf2out.c (prefix_of): New function. Determine longest common
4470 prefix of the two arguments. The units are whole path components.
4471 (output_file_names): When adding a new directory find the one entry
4472 with the longest common prefix already in the list. Artificially
4473 generate entry if there is none for this prefix.
4474 Fix test to check whether the zeroth directory entry is used.
4476 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
4478 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
4479 Changed all callers. Take it into account when deciding if a
4480 previously loaded value matches.
4482 2001-01-24 Richard Henderson <rth@redhat.com>
4484 * reload.c (find_reloads_subreg_address): Fail the substitution
4485 if the resulting address is insufficiently aligned.
4487 2001-01-24 DJ Delorie <dj@redhat.com>
4489 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4490 check the original operand's mode also.
4491 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4493 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4495 * c-parse.in (cast_expr): Move compound literals from here ...
4496 (primary): ... to here. Use standard terminology "compound
4497 literal" instead of "constructor expression".
4499 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4501 * gcc.1, cpp.1: Regenerate.
4503 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4505 * calls.c (emit_library_call_value_1): Memory slot for
4506 pass-by-reference argument should have the mode of the argument,
4507 not of the pointer to it.
4509 2001-01-24 Tom Tromey <tromey@redhat.com>
4511 * gcc.texi (G++ and GCC): Mention gcj manual.
4512 (Standards): Link to section of manual mentioning gcj/Java
4515 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4517 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4518 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4519 * tradcpp.c (main): Add -imacros or -include'd dependencies
4521 * cpp.texi (-M, -MM): Document -M -include behaviour.
4523 2001-01-24 Roger Collins <roger@ProProject.com>
4525 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4527 2001-01-24 Will Cohen <wcohen@redhat.com>
4529 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4530 whether registers are 32 bits or 64 bits in size.
4532 2001-01-24 Ben Elliston <bje@redhat.com>
4534 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4536 2001-01-24 Richard Henderson <rth@redhat.com>
4538 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4539 (builtin_longjmp): Use it instead of emit_indirect_jump.
4541 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4543 * bb-reorder.c (make_reorder_chain_1): Handle case where
4544 jump edge goes to the same block as the fallthru edge.
4546 2001-01-23 Jim Wilson <wilson@redhat.com>
4548 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4549 * frame.h (__ia64_personality_v1): Add prototype.
4550 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4551 prototype form. Add void * cast to first argument to personality
4553 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4554 (asctoe113): Likewise.
4555 * config/ia64/frame-ia64.c: Include eh-common.h.
4556 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4558 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4560 (itanium_split_issue): Add prototype.
4561 (gen_nop_type): Ifdef out.
4562 (find_best_packet): Initialize best_packet.
4563 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4565 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4566 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4567 (flushrs): Add explicit stop bit at end.
4568 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4571 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4573 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4575 * libgcc2.c (__terminate_func): Make variable static.
4576 (__terminate_set_func): New function to set __terminate_func.
4577 * libgcc2.h (__terminate_func_ptr): New typedef.
4578 (__terminate_set_func): New function.
4580 2001-01-23 Richard Henderson <rth@redhat.com>
4582 * flow.c (init_propagate_block_info): Don't consider unchanging
4583 memories for dead frame store elimination.
4585 2001-01-23 Richard Henderson <rth@redhat.com>
4587 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4588 * defaults.h: ... here.
4590 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4592 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4594 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4596 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4598 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4600 * rs6000.h (rs6000_return_addr): Move prototype from here...
4601 * rs6000-protos.h (rs6000_return_addr): ...to here.
4602 (rs6000_init_expanders): Delete prototype.
4604 2001-01-23 Nick Clifton <nickc@redhat.com>
4606 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4607 (Spec Files): Document %B and %j and %. and %v3 and %M and
4608 %{S*&T} spec switches.
4610 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4612 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4614 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4615 Neil Booth <neil@daikokuya.demon.co.uk>
4617 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4618 Have -Werror make pedantic warnings errors, like the
4621 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4623 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4625 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4627 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4628 * integrate.c (expand_inline_function): Initialize them.
4629 (subst_constants): If changing COMPARE so that both its arguments
4630 will be VOIDmode and the comparison mode will be lost, note
4631 compare_mode. Use the recorded compare_mode to optimize
4634 2001-01-23 Jason Merrill <jason@redhat.com>
4636 * dwarf2out.c (new_die): Use xcalloc.
4637 (output_die): Abort rather than emit a local reference to offset 0.
4639 2001-01-17 Andrew Haley <aph@redhat.com>
4641 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4642 of a saved register; return NULL instead.
4643 (copy_reg): Take a pointer to a source register rather than a
4645 (next_stack_level): Remember the address in the stack frame of all
4647 Use the saved register pointer array as the source of the CFA.
4648 (throw_helper): Rewrite. Unwind once rather than twice and keep
4649 track of saved registers as we go.
4651 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4653 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4654 * c4x.c (c4x_legitimize_reload_address): Remove.
4655 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4656 reload address for ldp(k) insn.
4658 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4660 * pa.md (return_internal): Add a USE of the PIC register to ensure
4661 it is restored after each call.
4662 (return expander): Corresponding changes.
4664 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4666 * rs6000.h (INIT_EXPANDERS): Delete.
4667 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4668 * rs6000.c (rs6000_override_options): Call *_machine_status from
4670 (rs6000_init_expanders): ...instead of here. Delete.
4671 (rs6000_mark_machine_status): New function.
4672 (rs6000_init_machine_status): Use xcalloc.
4673 (rs6000_return_addr): Generate RTX for the return address.
4674 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4675 (rs6000_stack_info): Use it.
4677 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4679 * gthr-win32.h: Include errno.h to get a declaration for
4680 EINVAL and _mingw.h if the target is mingw32.
4682 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4684 * cpp.texi: Correct typos.
4686 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4688 * explow.c (probe_stack_range): Ensure value passed to
4689 stack_check_libfunc is ptr_mode, not Pmode.
4691 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4693 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4694 case, don't use operand_subword to calculate a SUBREG that is
4697 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4699 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4701 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4702 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4703 valid. If not replace it by equivalent insns.
4705 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4707 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4708 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4709 (c4x_U_constraint, symbolic_address_operand): Likewise.
4710 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4712 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4713 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4714 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4715 anulling slot because of silicon bug.
4716 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4718 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4720 * cppexp.c (parse_charconst): Change `mask' type to agree
4723 2001-01-21 Richard Henderson <rth@redhat.com>
4725 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4726 pic_label_name in a linkonce section.
4728 2001-01-17 Philipp Thomas <pthomas@suse.de>
4730 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4732 * configure: Regenerate.
4734 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4736 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4737 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4739 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4741 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4742 If REVERSE nonzero then condition code in X must be reversed.
4743 (encode_section_info): Optimise if/else.
4744 (avr_function_value): Fix formatting.
4746 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4747 (difficult_branch): Likewise.
4748 (rvbranch): Likewise.
4749 (difficult_rvbranch): Likewise.
4751 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4753 * config/avr/libgcc.S: Fix comment.
4755 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4757 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4759 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4761 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4763 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4765 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4766 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4767 * configure, config.in: Regenerate.
4768 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4769 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4770 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4771 (doprint.o): New rule.
4773 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4775 * c-typeck.c (digest_init): Handle boolean types as scalars.
4777 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4779 * stmt.c (expand_return): Don't return anything if size is zero.
4780 Delete redundant assignment to BYTES.
4781 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4783 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4785 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4786 the same as the default library function names.
4787 * config/avr/avr.md: Document special characters after '%'.
4788 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4789 knowing which of the call-used registers are really clobbered.
4790 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4791 New. Both quotient and remainder from one libgcc.S call.
4792 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4793 clobber as few registers as possible.
4794 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4796 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4798 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4799 context of the top of the stack.
4801 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4803 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4804 (fixup_var_refs_insns): ...here.
4806 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4808 * function.c (fixup_var_refs_insns): Break up into
4809 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4810 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4811 [loop over hash table entries].
4812 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4813 fixup_var_refs_insns_with_hash, to match above changes.
4815 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4817 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4818 (libgcc.a): Likewise.
4819 (stmp-multilib): Likewise.
4820 (STAGE2_FLAGS_TO_PASS): Likewise.
4822 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4824 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4825 temporary if no_new_pseudos.
4827 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4829 * cppinternals.texi: Update.
4831 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4833 * arm.c (arm_init_builtins): Re-enable builtins.
4835 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4837 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4838 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4839 element to be null, and always expect an EXPR_LIST.
4840 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4841 * sched-deps.c (sched_analyze_1): Likewise.
4842 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4844 * regclass.c (max_set_parallel): New variable.
4845 (reg_scan): Take it into account in computation of max_parallel.
4846 (reg_scan_mark_refs, case SET): Compute it.
4848 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4850 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4851 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4853 2001-01-19 Jason Merrill <jason@redhat.com>
4855 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4856 for the abstract instance of an inline function.
4858 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4859 J"orn Rennecke <amylaar@redhat.com>
4861 * reload1.c (move2add_note_store): Treat all registers directly or
4862 indirectly derived from a base register as members of the same set
4864 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4865 of base register into account.
4867 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4869 * alias.c (find_base_value): Recognize TRUNCATE.
4870 (record_set): In PLUS case, invalidate if other summand is also a
4873 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4875 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4876 entry to be EXPR_LIST.
4877 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4878 be an EXPR_LIST (but not null, which other code doesn't allow).
4879 (note_stores): Properly handle PARALLEL in SET.
4880 Recursively call for top-level PARALLEL.
4881 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4882 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4884 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4886 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4888 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4889 not pfile->skipping (== 0).
4891 2001-01-17 Nick Clifton <nickc@redhat.com>
4893 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4896 2001-01-17 Jim Wilson <wilson@redhat.com>
4898 * invoke.texi (IA-64 options): Improve.
4900 2001-01-17 Tom Tromey <tromey@redhat.com>
4902 * invoke.texi (Optimize Options): Use `{}' to around @samp
4905 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4907 * invoke.texi (-fno-guess-branch-probability): New option.
4909 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4911 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4912 case of making new double-word constant.
4913 Revert last change: instead just test i3_subst_into_i2.
4915 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4917 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4918 Use q constraints instead of r.
4920 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4922 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4923 (machine_function): Define.
4924 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4925 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4926 pa_free_machine_status): New functions.
4927 (override_options): Set {init,mark,free}_machine_status to above.
4928 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4929 PIC_OFFSET_TABLE_REGNUM_SAVED.
4930 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4931 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4932 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4933 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4934 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4936 2001-01-15 DJ Delorie <dj@redhat.com>
4938 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4942 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4944 * flow.c (propagate_on_insn): Make trying to delete a prologue
4945 or epilogue insn an ICE, not a warning. Allow doing this if
4946 the current function returns with stack pointer depressed.
4948 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4949 I3 having more than one SET.
4951 2001-01-16 Jim Wilson <wilson@redhat.com>
4953 * invoke.texi: Document IA-64 options.
4955 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4956 (fixup_errata): Delete TARGET_A_STEP use.
4957 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4958 (TARGET_SWITCHES): Delete -ma-step option.
4959 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4960 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4961 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4962 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4963 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4964 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4966 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4967 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4968 cmovsi_internal): Delete ! TARGET_A_STEP check.
4970 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4972 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4973 possibility to report bugs via postal mail. Change a URL and
4974 merge in a nearly duplicate statement...
4975 (Bug Reporting): ...from here.
4976 (Service): Refer to the Bug Reporting section instead of
4978 (Contributing): Remove trivial explanations concerning snapshots.
4980 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4982 * cppmain.c (general_init): Don't use ANSI prototype.
4984 2001-01-16 Tom Tromey <tromey@redhat.com>
4986 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4988 2001-01-16 Richard Henderson <rth@redhat.com>
4990 * config/i386/i386.h: Fix comment typo.
4991 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4992 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4994 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4996 * gcc.c: Revert previous -fsyntax-only-related change; move
4999 2001-01-16 Jakub Jelinek <jakub@redhat.com>
5001 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
5002 inmode after checking GET_CODE (op).
5004 2001-01-16 Richard Henderson <rth@redhat.com>
5006 * flow.c (struct propagate_block_info): Add mem_set_list_len.
5007 (MAX_MEM_SET_LIST_LEN): New.
5008 (propagate_one_insn): Update mem_set_list_len.
5009 (invalidate_mems_from_autoinc): Likewise.
5010 (invalidate_mems_from_set): Likewise.
5011 (mark_used_regs): Likewise.
5012 (init_propagate_block_info): Likewise. Stop collecting memories
5013 when we reach MAX_MEM_SET_LIST_LEN.
5014 (mark_set_1): Likewise.
5016 2001-01-16 Richard Henderson <rth@redhat.com>
5018 * unroll.c (precondition_loop_p): Fail if no iteration
5021 2001-01-16 Phil Edwards <pme@sources.redhat.com>
5023 * gcc.c: When -fsyntax-only is given, do not complain about
5026 2001-01-15 Richard Henderson <rth@redhat.com>
5028 * config/i386/i386.c (asm_output_function_prefix): Remove.
5029 (ix86_asm_file_end): New.
5030 (load_pic_register): Generate pic_label_name into a
5031 staticly allocated buffer.
5032 * config/i386/i386-protos.h: Update.
5033 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
5034 (ASM_FILE_END): New.
5035 * config/i386/i386afe.h: New file.
5036 * config.gcc (i?86-*-elf) [tm_file]: Use it.
5037 (i?86-*-{freebsd,linux*,moss*}): Likewise.
5038 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
5039 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
5040 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
5041 * config/i386/sco5.h (ASM_FILE_END): Likewise.
5042 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
5044 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5046 * Makefile.in (install-man): Remove explicit dependency on
5049 * configure.in, configure: Revert previous patch requiring perl
5052 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
5054 * toplev.c (flag_guess_branch_prob): New.
5055 (f_options): Add guess-branch-probability option.
5056 (rest_of_decl_compilation): Only estimate branch probability if
5058 (main): set flag_guess_branch_prob.
5060 * flags.h (flag_guess_branch_prob): New.
5062 2001-01-15 DJ Delorie <dj@redhat.com>
5064 * gcc.texi (Makefile): Add documentation for Makefile targets.
5066 2001-01-15 Philip Blundell <philb@gnu.org>
5068 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
5070 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
5071 (is_pic): Delete declaration.
5072 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
5073 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
5074 * config/arm/arm.md (builtin_setjmp_receiver): New.
5076 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5078 * arm.c (use_return_insn): Don't try to determine the function type
5079 until after reload has completed.
5080 (arm_output_epilogue): Don't adjust the sp value recovered from the
5082 (emit_multi_reg_push): Don't record dwarf information for the pc.
5083 * arm.md (eh_epilogue): The function type may have changed, so it
5084 needs to be recalculated.
5085 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
5086 unwind tables on arm/netbsd.
5088 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5090 * arm.md (cbranchsi4): Correct calculation of branch ranges.
5091 (negated_cbranchsi4): Likewise.
5093 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5095 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
5096 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5097 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
5098 pass -mapcs-* options to assembler.
5099 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
5100 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5101 (ASM_SPEC): Call subtarget_extra_asm_spec.
5103 2001-01-15 Andreas Jaeger <aj@suse.de>
5105 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
5107 (ix86_expand_builtin): Likewise.
5109 * gencodes.c (output_predicate_decls): Make i size_t to avoid
5110 warning about comparison between signed and unsigned.
5112 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5114 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
5116 2001-01-14 Ralf Baechle <ralf@gnu.org>
5118 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
5119 SUBTARGET_CPP_SPEC apropriatly.
5121 2001-01-12 Mark Mitchell <mark@codesourcery.com>
5123 * varasm.c (make_decl_rtl): Fix typo in last change.
5125 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
5127 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
5128 linker supports the init_priority C++ attribute.
5129 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
5130 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
5131 linker does not support init_priority C++ attribute.
5133 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
5135 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
5137 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5139 * c-parse.in (finish_parse): Add comment about cpp_destroy.
5140 * cp/lex.c (finish_parse): Similarly.
5141 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
5142 Return the number of errors encountered.
5143 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
5144 * cppmain.c (main): Don't call cpp_destroy.
5146 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5148 * configure.in: Require at least perl 5.6.0 to regenerate
5150 * configure: Regenerate.
5152 2001-01-14 Richard Henderson <rth@redhat.com>
5154 * genrecog.c (DT_veclen_ge): New.
5155 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
5156 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
5157 (nodes_identical_1): Handle DT_veclen_ge.
5158 (write_cond, debug_decision_2): Likewise.
5160 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5162 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
5164 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
5166 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5168 * cppmain.c (do_preprocessing): New function; most of the old
5170 (main): Call it to do most of the work.
5171 (cb): Move from global scope to set_callbacks ().
5172 (setup_callbacks): Get the callback pointer.
5173 (general_init, printer_init): Clean up code and comments.
5175 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5177 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
5180 2001-01-14 Kazu Hirata <kazu@hxi.com>
5182 * config/h8300/h8300.c (get_shift_alg): Update comments.
5184 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5186 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
5187 (alloc_page, ggc_alloc): Add casts to remove warnings.
5189 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5191 * combine.c (simplify_comparison): Don't change `code' when
5192 can't reverse comparison.
5194 2001-01-14 Richard Henderson <rth@redhat.com>
5196 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
5197 update all call sites. Return true for all non-label constants.
5199 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
5201 * i386.c (ix86_expand_compare): Add bypass_test and second_test
5203 (ix86_expand_branch): Update.
5204 (ix86_expand_setcc): Update to handle multiple test conditions.
5205 (expand_int_movcc): Likewise.
5206 (expand_fp_movcc): Likewise.
5207 * i386-protos.h (ix86_expand_compare): New.
5208 * i386.md (andqi_?_slp, orqi_?_slp): New.
5209 (conditional trap expander): Update call to ix86_expand_compare.
5211 2001-01-14 Richard Henderson <rth@redhat.com>
5213 * config/vax/vax.md: Use nonimmediate_operand instead of
5214 general_operand in destinations.
5216 * config/vax/vax.md (indirect_jump): Use register_operand.
5218 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
5219 * config/vax/vax.md (call_pop): Turn into an expander.
5220 (call_value_pop): Likewise.
5221 (call, call_value): New.
5223 2001-01-14 Andreas Jaeger <aj@suse.de>
5225 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
5227 (ix86_fp_compare_mode): Add unused attribute.
5228 (ix86_expand_fp_movcc): Remove unused variable.
5229 (ix86_expand_builtin): Make fcode unsigned.
5231 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
5232 (expand_expr): Add cast to avoid signed warning.
5233 (store_field): Likewise.
5234 (store_constructor_field): Likewise.
5235 (store_constructor): Likewise.
5236 (store_expr): Likewise.
5237 (clear_storage): Likewise.
5238 (emit_group_store): Likewise.
5239 (emit_group_load): Likewise.
5241 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5243 * c-common.c: Move format checking code to ...
5244 * c-format.c: ... here. New file. Reorder some functions and
5246 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
5248 * c-common.h (decl_handle_format_attribute,
5249 decl_handle_format_arg_attribute): Declare.
5250 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
5251 (c-common.o): Adjust dependencies.
5252 (c-format.o): New list of dependencies.
5254 2001-01-13 Jakub Jelinek <jakub@redhat.com>
5256 * unroll.c (loop_iterations): If we cannot prove iteration variable
5257 is set once in each iteration, punt.
5259 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
5261 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
5262 (*strlenhi): Remove clobber (which was buggy) of output address.
5264 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5266 * Makefile.in (generated-manpages): Add gcc.1
5267 ($(srcdir)/gcc.1): New target.
5268 (maintainer-clean): Delete $(srcdir)/gcc.1.
5269 * gcc.texi: Add macros @gccoptlist and @gol.
5270 * invoke.texi: Include option summary in manpage. Mark up option
5271 summary with @gccoptlist and @gol. Use @r in one place where
5273 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
5274 * gcc.1: Generate from invoke.texi.
5276 2001-01-13 Richard Henderson <rth@redhat.com>
5278 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
5279 (struct page_entry): Add group member.
5280 (struct page_group): New.
5281 (struct globals): Add page_groups member.
5282 (alloc_anon): Only define for using mmap; remove valloc call.
5283 (page_group_index): New.
5284 (set_page_group_in_use): New.
5285 (clear_page_group_in_use): New.
5286 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
5287 (free_page, release_pages): Likewise.
5288 * configure.in (with-gc): Default to ggc-page always.
5290 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5292 * reload1.c (replace_pseudos_in_call_usage): Use
5293 reg_equiv_constant and reg_equiv_address, and don't try
5294 regno_reg_rtx first.
5296 2001-01-13 Richard Henderson <rth@redhat.com>
5298 * ggc-page.c (alloc_page): Round up allocation size to one page.
5299 Set e->order on extra pages.
5301 2001-01-13 Richard Henderson <rth@redhat.com>
5303 * genrecog.c (nodes_identical): Expand commentary.
5304 (write_switch): Watch out for identical nodes.
5306 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5308 * cppfiles.c (_cpp_fake_include): New function.
5309 * cpphash.h (_cpp_fake_include): New.
5310 * cpplib.c (do_line): Call _cpp_fake_include when entering
5311 header files in preprocessed input.
5312 * cppmain.c (cb_pragma_implementation): Remove handling.
5313 (setup_callbacks): Don't register pragmas.
5315 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5317 * extend.texi: Udate for CPP.
5319 2001-01-13 Andreas Jaeger <aj@suse.de>
5321 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
5323 * regmove.c: Add prototype for replace_in_call_usage.
5325 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5327 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
5328 struct cpp_chunk, struct htab, struct toklist,
5329 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
5330 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
5331 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
5332 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
5333 (struct macro_args): Delete.
5334 * cpphash.h: See above.
5336 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5338 * cppmain.c (struct printer): Remove no_line_dirs.
5340 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
5341 : Use options rather than CPP_OPTION.
5342 (setup_callbacks): Use cb rather than pfile->cb.
5343 (main): No need to check for a buffer. Use cpp_errors.
5344 (printer_init): Don't set no_line_dirs.
5345 (maybe_print_line): Use options not no_line_dirs.
5346 (cb_file_change): Don't call print_line if -P.
5348 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5350 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
5352 * c-parse.in (finish_parse): Use cpp_errors.
5353 (__yylex): Use return value of cpp_pop_buffer.
5354 * cp/lex.c (finish_parse): Use cpp_errors.
5355 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
5357 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
5359 * README.AVR: URLs corrected.
5361 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5363 * c-decl.c (start_function): Don't warn if old prototype is builtin
5364 that's not in C's namespace.
5365 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
5366 (_bb): Add prototype for ctime.
5367 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
5369 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
5371 * i386.c (ix86_fp_comparison_arithmetics_cost,
5372 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
5373 ix86_fp_comparison_cost): New functions.
5374 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
5375 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
5376 two-branch sequences; make static.
5377 (ix86_use_fcomi_compare): Do decision according to the costs.
5378 (split_fp_branch): New.
5379 * i386.md (compare-and-branch patterns): Use split_fp_branch.
5380 * i386-protos.h (ix86_expand_fp_compare): Remove
5381 (ix86_split_fp_branch): Declare.
5383 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
5384 and ix86_comparison_operator.
5386 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
5389 * i386.c (put_condition_code): Output properly the unordered/ordered
5390 compares in fp case.
5391 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
5393 * tm.texi (REVERSE_CONDITION): Document.
5394 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
5395 in -ffast-math mode.
5396 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
5398 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5400 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
5402 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
5405 * config/sh/sh.c (mova_p): Fix test for mova_const.
5407 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5409 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
5410 cpp_get_options rather than dereferencing pfile and using
5412 * scan-decls.c (scan_decls): Use return value of
5413 cpp_pop_buffer rather than CPP_BUFFER.
5415 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5417 * cppinit.c (cpp_handle_option): help_only is now part of the
5418 cpp_options structure.
5419 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
5420 cpp_set_callbacks): New functions.
5421 * cpplib.h (cpp_callbacks): Break out as a named structure.
5422 (cpp_options): Move help_only here from cpp_reader.
5423 (CPP_FATAL_ERRORS): Update to use cpp_errors.
5424 (cpp_errors, cpp_get_options, cpp_get_callbacks,
5425 cpp_set_callbacks): New prototypes.
5426 * cppmain.c (main): Update for help_only.
5428 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5430 * Makefile.in (info, maintainer-clean, install-info, uninstall):
5431 Also build and remove and install and uninstall c-tree.info and
5433 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
5434 ($(srcdir)/cppinternals.info): New target.
5435 * c-tree.texi: Change file name used when makeinfo used without -o
5436 from ir.info to c-tree.info. Add info directory entry.
5437 * cppinternals.texi: Add info directory entry.
5438 * .cvsignore: Update.
5440 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5442 * c-typeck.c (store_init_value): Don't require constant initializer
5443 elements with -pedantic -std=c99.
5444 (digest_init): Change error about non-constant initializer elements
5446 (constructor_range_end): Remove.
5447 (constructor_incremental, designator_depth,
5448 designator_errorneous): New variables.
5449 (struct constructor_stack): Remove range_end, add incremental.
5450 (struct constructor_range_stack, constructor_range_stack): New.
5451 (struct initializer_stack): Add constructor_range_stack.
5452 (finish_init): Set it.
5453 (start_init): Likewise. require_constant_elements for non-static
5454 trees only if not flag_isoc99.
5455 (really_start_incremental_init): Remove constructor_range_end, add
5456 constructor_incremental.
5457 (pop_init_level): Likewise.
5458 (push_init_level): Likewise. If implicit and the subobject had some
5459 value set already, preinitialize the level with it.
5460 Warn about missing braces only if not pushing due to designators.
5461 (set_designator, push_range_stack): New functions.
5462 (set_init_label): Use them.
5463 (set_init_index): Likewise. Remove constructor_range_end.
5464 Error if designator index is outside of array bounds.
5465 (add_pending_init): Compare values of purpose index trees, not the
5466 trees themselves. Allow overwriting of already initialized element.
5467 Issue a warning if it had side-effects.
5468 (set_nonincremental_init, set_nonincremental_init_from_string): New
5470 (pending_init_member): Rename to...
5471 (find_init_member): ...this function. Call set_nonincremental_init
5472 if necessary. Compare values of purpose index trees, not the trees
5473 themselves. Return the actual value, not just non-zero if something
5475 (output_init_element): Remove checks for duplicates.
5476 If field has zero size, only check the initializer for correctness.
5477 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
5478 if constructor_incremental is zero. Change error about initializers
5479 not computable at load time into pedwarn.
5480 (output_pending_init_elements): Compare bit positions, not
5481 FIELD_DECLs to take into account zero-sized fields.
5482 (process_init_element): Use constructor_range_stack to fill all
5483 ranges in the designator lists from current level up.
5484 * extend.texi: Update documentation for labeled elements.
5486 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5488 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5489 to function usage for arguments passed by reference. Optimize
5490 callee-copied arguments.
5491 * regmove.c (replace_in_call_usage): New function.
5492 (fixup_match_1): Call it.
5493 * cse.c (cse_insn): Canonicalize registers in function usage.
5494 * reload1.c (replace_pseudos_in_call_usage): New function.
5497 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5500 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5502 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5505 2001-01-12 DJ Delorie <dj@redhat.com>
5507 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5508 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5511 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5513 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5514 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5515 -std options alongside references to -ansi. Update some
5516 documentation for C99.
5517 * cpp.1: Regenerate.
5519 2001-01-12 Andreas Jaeger <aj@suse.de>
5521 * haifa-sched.c (restore_line_notes): Remove argument block B
5523 * sched-ebb.c (schedule_ebb): Change caller.
5524 * sched-rgn.c (schedule_region): Likewise.
5525 * sched-int.h (restore_line_notes): Adjust prototype.
5527 * loop.h: Remove wrong declaration of doloop_condition_get.
5529 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5531 * extend.texi: Move C++-extension-related node from the C section
5532 into the C++ section.
5534 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5536 * extend.texi: Refer to an array of pointers to functions instead
5537 of one of functions.
5539 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5540 Jan Hubicka <jh@suse.cz>
5542 * combine.c (reversed_comparison): Fix typo in last patch.
5544 (combine_reversed_comparison_code): Make static to follow
5545 prototype declaration.
5547 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5549 * install.texi: Remove misplaced duplicate entry.
5551 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5553 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5555 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5557 * final.c: (leaf_function_p): Fix typo.
5559 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5561 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5562 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5564 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5565 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5566 mmap_anon, and valloc is available.
5567 * ggc-page.c: Restructure ifdef logic to match new autoconf
5568 spec. Don't throw away the test page in init_ggc.
5570 * configure, config.in: Regenerate.
5572 2001-01-12 Michael Hayes <mhayes@redhat.com>
5574 * loop.h (total_biv_increment): Constify iv_class pointer.
5575 (struct induction): Replace `mem_mode' with `mem' rtx.
5576 * unroll.c (total_biv_increment): Constify iv_class pointer.
5577 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5578 (find_mem_givs, combine_givs_p): Likewise.
5579 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5581 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5583 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5585 (__gthread_getspecific): Ditto.
5587 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5589 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5590 put_condition_code): Convert fp comparison codes to integer
5592 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5595 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5596 * i386-protos.h (no_comparison_operator): Kill.
5598 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5600 * combine.c (REVERSIBLE_CC_MODE): Remove.
5601 (reversible_comparison_p): Remove.
5602 (combine_reversed_comparison_code): New.
5603 (reversed_comparison): New.
5604 (combine_simplify_rtx): Use
5605 combine_reversed_comparison_code/reversed_comparison instead
5606 of reversible_comparison_p.
5607 (simplify_if_then_else): Likewise.
5608 (simplify_set): Likewise.
5609 (simplify_logical): Likewise.
5610 (if_then_else_cond): Likewise.
5611 (known_cond): Likewise.
5612 (simplify_comparison): Likewise.
5614 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5616 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5617 sizeof (int) is larger than sizeof(__word__).
5619 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5621 * cppinit.c (do_includes): Fix typo.
5623 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5625 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5626 in S_REGS does not occur because not all sources are possible
5627 when a S_REGS is a destination (sometimes needs a clobber).
5628 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5629 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5630 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5631 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5632 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5633 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5634 (lshrdi_const1, lshrsi3_const16): Likewise.
5635 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5636 (*movhi_68hc12, *movqi_68hc12): Likewise.
5637 (movstrictqi): Make sure reloading in D_REGS as a destination
5640 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5642 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5644 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5646 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5647 -D, -U and -A, and don't initialize the builtins.
5648 (do_includes): Error if -include or -imacros with -fpreprocessed.
5649 * cppmain.c (cb_define, cb_undef): Unconditionally process
5651 * tradcpp.c (main): Fix typo.
5653 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5655 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5656 (read_name_map): Use IS_ABSOLUTE_PATH.
5657 * tradcpp.c (get_filename): Likewise.
5659 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5661 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5662 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5663 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5664 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5665 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5666 (cmphi_z_used): Don't use '@' for the output.
5667 (tstqi_z_used): Likewise.
5668 (cmpqi_z_used): Likewise.
5669 (one_cmplsi2): Likewise.
5671 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5673 * config/sh/sh.c (barrier_align): Recognize branch around far
5674 branch and redundant insn.
5676 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5678 * invoke.texi: Restore documentation of the drivers' switches -MD
5681 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5683 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5685 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5686 check-objc//%): Support parallel testing of multilibs.
5687 (TESTSUITEDIR): Set to testsuite by default, but override for
5689 (check-gcc, check-g++, check-g77, check-objc): Enter
5692 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5694 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5695 * sched-deps.c (deps_may_trap_p): Likewise.
5696 * basic-block.h: Remove a comment.
5697 * flow.c (PROP_POSTRELOAD): Remove.
5698 (update_life_info): Don't add it to prop_flags.
5699 (mark_set_1): Lose the code that was enabled by it.
5701 2001-01-11 Michael Hayes <mhayes@redhat.com>
5703 * flow.c (flow_call_edges_add): New.
5704 * basic_block.h (flow_call_edges_add): New.
5706 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5708 * reload1.c (move2add_note_store): Update reg_set_luid even if
5709 base reg remains the same.
5711 2001-01-10 Nick Clifton <nickc@redhat.com>
5713 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5714 machine_function structure to zero.
5715 Add prototypes for machine_status functions.
5717 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5719 * c-common.h (CTI_VOID_LIST): Remove.
5720 (void_list_node): Likewise.
5721 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5722 (void_list_node): New macro.
5723 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5724 * config/i386/i386.c (ix86_init_builtins): Likewise.
5725 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5727 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5729 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5730 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5732 * tradcpp.c: Include mkdeps.h.
5733 (deps, print_deps_phony_targets, deps_append, output_deps,
5734 init_dependency_output, output_deps): New.
5735 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5736 deps_output): Delete.
5737 (print_deps_missing_files): Rename deps_missing_files.
5738 (inhibit_output): Make global.
5739 (main): Delete inhibit_output, deps_stream, deps_target.
5740 Use mkdeps functionality in the same way as cpplib. Remove
5741 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5742 -M and -MM. Remove old handling of deps via deps_out, and
5743 old reading of environment variables.
5744 (get_filename): Update to use deps_add_dep.
5746 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5748 * output.h (make_function_rtl): Remove prototype.
5749 (make_decl_rtl): Likewise.
5750 * varasm.c (make_function_rtl): Remove.
5751 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5752 than from a third parameter.
5753 * tree.h (make_decl_rtl): Remove last parameter.
5754 * c-decl.c (builtin_function): Remove last argument in call to
5755 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5756 (start_function): Likewise.
5757 * except.c (call_get_eh_context): Likewise.
5758 * expr.c (emit_block_move): Likewise.
5759 (clear_storage): Likewise.
5760 * profile.c (output_func_start_profiler): Likewise.
5761 * toplev.c (rest_of_decl_compilation): Likewise.
5762 * objc/objc-act.c (create_builtin_decl): Likewise.
5763 (synth_module_prologue): Likewise.
5764 (generate_static_reference): Likewise.
5765 (build_selector_reference_decl): Likewise.
5766 (build_class_reference_decl): Likewise.
5767 (build_objc_string_decl): Likewise.
5768 (build_protocol_reference): Likewise.
5770 2001-01-10 Richard Henderson <rth@redhat.com>
5772 * hwint.h: Revert yesterday's change.
5774 2001-01-10 Nick Clifton <nickc@redhat.com>
5776 * function.h (save_machine_status): Delete.
5777 (restore_machine_status): Delete.
5778 Amend comment describing {init|mark|free}_machine_status.
5780 * function.c (save_machine_status): Delete.
5781 (restore_machine_status): Delete.
5782 Amend comment describing {init|mark|free}_machine_status.
5783 (push_function_context_to): Remove invocation of
5784 save_machine_status.
5785 (pop_function_context_from): Remove invocation of
5786 restore_machine_status.
5788 * emit-rtl.c (init_emit_once): Amend comment describing
5789 {init|mark|free}_machine_status.
5791 * tm.texi (Per-Function Data): New node. Describe the
5792 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5795 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5797 * cppinit.c (OPT_g): Remove.
5798 (cpp_handle_option): Update for removed -g3.
5799 (print_help): Update.
5800 * cpplib.h (struct cpp_options): Remove debug_output.
5801 * cppmain.c (setup_callbacks, cb_define): Update.
5802 * gcc.c (cpp_options): Translate -g3 to -dD.
5804 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5806 * config/i960/i960.md: Change modifier to + on the zero_extract
5807 pattern after the (rotate -2 reg) canonicalization pattern.
5809 2001-01-10 Richard Henderson <rth@redhat.com>
5811 * config/alpha/alpha.c (alpha_free_machine_status): New.
5812 (override_options): Install it.
5813 (alpha_mark_machine_status): Verify machine non-null.
5814 * config/i386/i386.c (ix86_free_machine_status): New.
5815 (override_options): Install it.
5816 (ix86_init_machine_status): Use xcalloc.
5817 (ix86_mark_machine_status): Verify machine non-null.
5818 * config/ia64/ia64.c (ia64_free_machine_status): New.
5819 (ia64_override_options): Install it.
5820 (ia64_mark_machine_status): Verify machine non-null.
5822 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5824 * function.c (instantiate_virtual_regs): Instantiate virtual
5825 registers found in CALL_INSN_FUNCTION_USAGE.
5827 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5829 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5830 equivalent to -ansi in disabling -Di386.
5832 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5834 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5836 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5838 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5840 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5842 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5844 * invoke.texi: Document that -fcond-mismatch isn't supported for
5847 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5849 * gcc.texi: Define macro gcctabopt.
5850 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5851 @command, @env and @option in some places where appropriate. Use
5852 @gcctabopt where appropriate. Put URLs and email addresses inside
5855 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5857 * gcc.c (cpp_options): Set MD file name from output
5858 filename, if specified.
5859 (suffix_subst): New static variable.
5860 (do_spec): Clear it.
5861 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5863 (give_switch): Handle suffix_subst.
5865 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5867 * invoke.texi: Fix another typo.
5869 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5871 * invoke.texi: Fix typo.
5873 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5875 * c-lang.c (lang_hooks): Update.
5876 (lang_decode_option): Remove.
5877 (lang_init_options): Rename c_init_options.
5878 * toplev.c (main): Use lang_hooks for lang_init_options
5879 and lang_decode_option.
5880 * toplev.h (lang_hooks): Add 2 new hooks.
5881 * tree.h: Remove lang_init_options and lang_decode_option.
5882 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5883 * cp/decl2.c: Similarly.
5884 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5885 (lang_hooks): Update.
5886 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5888 (lang_init_options): Rename ffe_init_options.
5889 (lang_hooks): Update.
5890 (lang_decode_option): Remove.
5891 * java/lang.c (lang_init_options): Rename java_init_options.
5892 (lang_decode_option): Rename java_decode_option.
5893 (lang_hooks): Update.
5894 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5895 (lang_decode_option): Rename objc_decode_option.
5896 (lang_hooks): Update.
5898 2001-01-09 Nick Clifton <nickc@redhat.com>
5900 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5901 (d30v_return_addr_rtx): Delete.
5902 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5903 cfun->machine structure.
5904 (struct machine_function): Move to d30v.h
5905 (d30v_save_machine_status): Delete.
5906 (d30v_restore_machine_status): Delete.
5907 (d30v_init_machine_status): New Function.
5908 (d30v_mark_machine_status): New Function.
5909 (d30v_free_machine_status): New Function.
5910 (d30v_init_expanders): Use new functions.
5911 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5912 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5913 d30v_return_addr_rtx.
5915 * config/d30v/d30v.h (struct_machine): Move here.
5916 Add eh_epilogue_sp_ofs field.
5918 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5919 field in cfun->machine structure.
5921 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5923 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5924 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5925 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5927 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5929 * objc/lang-options.h: Remove bogus reference to
5932 2001-01-09 Kazu Hirata <kazu@hxi.com>
5934 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5937 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5939 * reload.c (find_reloads_address): Check for eliminable registers
5940 when substituting a constant expression for a pseudo.
5942 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5944 * c-common.c (enum format_type): Add format_type_error.
5945 (decode_format_type): New function.
5946 (decl_attributes): Use it.
5947 (format_kind_info): Adjust comment.
5949 2001-01-09 David O'Brien <obrien@BSDi.com>
5951 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5952 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5954 * config/i386/gnu.h: Don't include required platform specific .h files,
5955 tm.h will do it instead.
5956 * config/i386/i386elf.h: Likewise.
5957 * config/i386/linux.h: Likewise.
5958 * config/i386/moss.h: Likewise.
5959 * config/mips/gnu.h: Likewise.
5961 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5963 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5964 (rs6000-ibm-aix3.[01]*): Likewise.
5965 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5966 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5967 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5968 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5969 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5970 (powerpc-*-eabiaix*): Likewise.
5971 (powerpc-*-eabisim*): Likewise.
5972 (powerpc-*-elf*): Likewise.
5973 (powerpc-*-eabi*): Likewise.
5974 (powerpc-*-rtems*): Likewise.
5975 (powerpc-*-linux*libc1): Likewise.
5976 (powerpc-*-linux*): Likewise.
5977 (powerpc-wrs-vxworks*): Likewise.
5978 (powerpcle-wrs-vxworks*): Likewise.
5979 (powerpcle-*-sysv*): Likewise.
5980 (powerpcle-*-elf*): Likewise.
5981 (powerpcle-*-eabisim*): Likewise.
5982 (powerpcle-*-eabi*): Likewise.
5983 (powerpcle-*-solaris2*): Likewise.
5984 * config/rs6000/aix31.h: Delete includes.
5985 * config/rs6000/aix3newas.h: Likewise.
5986 * config/rs6000/aix41.h: Likewise.
5987 * config/rs6000/aix43.h: Likewise.
5988 * config/rs6000/beos.h: Likewise.
5989 * config/rs6000/rtems.h: Likewise.
5990 * config/rs6000/sysv4.h: Likewise.
5992 2001-01-09 Kazu Hirata <kazu@hxi.com>
5994 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5995 Change an argument mode of machine_mode to shift_mode of
5996 shift_mode. Remove an extra error check.
5997 (emit_a_shift): Adopt to the new calling prototype of
5999 (function_prologue): Fix code for a monitor
6000 function. Support H8/S.
6001 (function_epilogue): Do not output pop for a monitor function.
6003 2001-01-09 Nick Clifton <nickc@redhat.com>
6005 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
6006 (setup_incoming_varargs): Use sysv_varargs_p field of the
6007 cfun->machine structure.
6008 (struct machine_function): Move to rs6000.h
6009 (rs6000_save_machine_status): Delete.
6010 (rs6000_restore_machine_status): Delete.
6011 (rs6000_init_machine_status): New Function.
6012 (rs6000_free_machine_status): New Function.
6013 (rs6000_init_expanders): Use new functions.
6015 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
6017 (struct machine_function): Move here.
6019 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
6020 sysv_varargs_p field of the cfun->machine structure.
6022 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
6024 (rs6000_restore_machine_status): Remove prototype.
6026 2001-01-09 Richard Henderson <rth@redhat.com>
6028 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
6029 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
6030 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
6031 (sched_analyze_2, sched_analyze_insn): Likewise.
6032 (sched_analyze, init_deps): Likewise.
6033 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
6034 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
6035 (compute_block_backward_dependences): Update propagate_deps call.
6037 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
6039 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
6041 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6043 * cppinit.c (OPT_MD, OPT_MMD): Restore.
6044 (cpp_handle_option): Handle them.
6045 (cpp_post_options): Ensure one of -M or -MM is specified with
6046 any other -M? option.
6047 (init_dependency_output): Suppress output with -MG.
6049 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6052 * invoke.texi: Update.
6054 2001-01-09 Bernd Schmidt <bernds@redhat.com>
6056 * sh.md (reload_outsf): Generate recognizable patterns for
6059 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6061 * c-lang.c (lang_hooks): Update.
6062 (lang_init): Rename c_init.
6063 (lang_finish): Remove.
6064 * toplev.c (compile_file): Use lang_hooks for lang_init ()
6066 * toplev.h (lang_hooks): Add init () and finish ().
6067 * tree.h (lang_init, lang_finish): Remove.
6068 * cp/tree.h (lang_init, lang_finish): Remove.
6069 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
6070 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
6072 (lang_init, lang_finish): Remove.
6073 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
6074 (lang_hooks): Update.
6075 * java/lang.c (lang_init): Rename java_init.
6076 (lang_finish): Remove.
6077 (lang_hooks): Update.
6078 * objc/objc-act.c (lang_init): Rename objc_init.
6079 (lang_finish): Remove.
6080 (lang_hoooks): Update.
6082 20001-01-09 Graham Stott <grahams@redhat.com>
6084 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
6085 after `ptr` is initialised.
6087 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6089 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
6090 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
6091 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
6092 stack adjusts, instead of r3.
6094 2001-01-09 Michael Hayes <mhayes@redhat.com>
6096 * flow.c (flow_loop_scan): Break out of ...
6097 (flow_loops_find) ... here.
6098 * basic-block.h (flow_loop_scan): New.
6099 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
6100 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
6102 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6104 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
6106 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
6107 realloc()ing macro_buffer.
6109 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
6110 if it's wider than long and the target's long is wider than the
6113 2001-01-09 Mark Mitchell <mark@codesourcery.com>
6115 Remove support for using UWIN as a host machine.
6116 * configure.in: Issue an error message.
6117 * configure: Regenerated.
6118 * config.gcc: Remove xm_* UWIN configury.
6119 * config/i386/xm-uwin.h: Remove.
6121 2001-01-08 Nick Clifton <nickc@redhat.com>
6123 * config/v850/v850.c (ra_rtx): Delete.
6124 (v850_save_machine_status): Delete.
6125 (v850_restore_machine_status): Delete.
6126 (v850_init_machine_status): New function.
6127 (v850_mark_machine_status): New function.
6128 (v850_free_machine_status): New function.
6129 (v850_return_addr): Use ra_rtx field in machine structure.
6130 (v850_init_expanders): Use new functions.
6132 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
6133 * config/v850/v850.c: Change arguments to v850_output+* functions
6134 to take a const char *, to avoid compile time warning.
6135 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
6136 (USER_LABEL_PREFIX): Redefine.
6138 2000-01-08 Jim Wilson <wilson@redhat.com>
6140 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
6141 1 to unsigned HOST_WIDE_INT before left shift.
6143 2001-01-08 Nick Clifton <nickc@redhat.com>
6145 * config/arm/arm.c (arm_mark_machine_status): Check to see if
6146 the machine structure has been allocated.
6147 (arm_free_machine_status): New function: Free the machine
6148 specific function structure.
6150 2001-01-08 Richard Henderson <rth@redhat.com>
6152 * jump.c (simplejump_p): Revert last change.
6154 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
6156 * cppinit.c (init): Rename init_library.
6157 (cpp_create_reader): Update.
6158 * gcc.c (cpp_options): If -o given, use it as the target of
6161 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6163 * arm.c (arm_arch5e): New variable.
6164 (all_cores): XScale is a 5TE device.
6165 (arm_override_options): Set arm_arch5e.
6166 (arm_init_builtins): __builtin_prefetch is in arch5e.
6167 * arm.h (arm_arch5e): Declare it.
6169 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
6171 * arm.md (define_constants): Add defines for UNSPEC and
6172 UNSPEC_VOLATILE insns. Update all users.
6173 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
6174 * arm.c (multi_register_push, note_invalid_constants)
6175 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
6176 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
6177 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
6179 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
6181 * jump.c (jump_optimize_1): Use reversed_comparison_code
6182 instead of can_reverse_comparison_p.
6183 (jump_back_p): Likewise.
6184 (invert_exp_1): Likewise.
6185 (thread_jumps): Likewise.
6186 * simplify-rtx.c (simplify_unary_operation): Likewise.
6187 (simplify_ternary_operation): Likewise.
6188 * cse.c (find_comparison_args): Convert to use
6189 can_reverse_comparison_p.
6190 (record_jump_equiv): Likewise.
6192 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6194 * arm.h (HARD_REGNO_RENAME_OK): Delete.
6195 (EPILOGUE_USES): Define.
6196 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
6197 automatically stack the LR if it isn't live.
6199 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
6201 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
6204 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
6206 * ggc-page.c (max_alignment): New structure.
6207 (MAX_ALIGNMENT): New macro.
6208 (init_ggc): Use it to round up the sizes in the
6209 extra_order_size_table.
6211 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6213 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
6216 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6218 * builtins.def (BUILT_IN_FPRINTF): New entry.
6220 * c-common.c (c_expand_builtin_fprintf): New function.
6221 (init_function_format_info): Handle __builtin_fprintf.
6222 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
6223 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
6225 * c-decl.c (duplicate_decls): Adjust comment.
6227 * extend.texi (fprintf): Document new builtin.
6229 2001-01-07 Richard Henderson <rth@redhat.com>
6231 * jump.c (simplejump_p): Recognize any single_set jump
6234 2001-01-07 Richard Henderson <rth@redhat.com>
6236 * configure.in (slibdir): Accept an --with-slibdir option.
6237 Use "test" not "[" in configure. Default to $(libdir).
6239 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
6241 * config/t-aix43 (SHLIB_INSTALL): Likewise.
6242 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
6243 (SHLIB_LINK): Create links for the soname.
6244 * config/mips/t-iris6: Likewise.
6245 * config/sparc/t-slibgcc: Likewise.
6246 * config/sparc/t-slibgcc-sld: Likewise.
6248 2001-01-07 Jakub Jelinek <jakub@redhat.com>
6250 * config/i386/i386.c (constant_call_address_operand): Accept
6251 (const (plus (symbol_ref) (const_int))).
6252 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
6253 constant_call_address_operand.
6255 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6257 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
6258 and LONG_LONG_TYPE_SIZE > 32.
6260 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6262 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
6263 the previous change.
6265 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
6267 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
6269 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
6270 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
6271 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
6274 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6276 * fix-header.c (read_scan_file): s/pfile/scan_in/.
6278 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6280 * c-lang.c (c_post_options): Call cpp_post_options.
6281 * objc/objc-act.c (objc_post_options): Similarly.
6282 * cppmain.c (main): Similarly.
6283 * fix-header.c (read_scan_file): Similarly.
6284 * cppinit.c (cpp_start_read): Move option consistency checks
6285 to cpp_post_options. Don't call init_dependency_output.
6286 If needed, add default target and main file dependency.
6287 (OPT_MD, OPT_MMD): Remove.
6289 (cpp_handle_option): Update for OPT_* changes.
6290 (cpp_post_options): New.
6291 (init_dependency_output): Command line -MF overrides environment
6292 variables. Don't set default target etc. Suppress output
6293 if dependencies are going to stdout.
6294 (print_help): Update.
6295 * cpplib.h (cpp_post_options): New.
6296 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
6298 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
6300 * jump.c (comparison_dominates_p): Support unordered compares.
6302 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
6304 * simplify-rtx.c (simplify_relational_operation): Always simplify
6305 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
6308 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
6310 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
6311 (nonzero_bits): Likewise.
6312 (simplify_comparison): Likewise.
6313 (num_sign_bit_copies): Likewise; return more sane value depending
6314 on STORE_FLAG_VALUE.
6315 (known_cond): Do not assume EQ to be always true for equivalent
6318 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
6320 * cse.c (fold_rtx): Handle unordered comparisons.
6322 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
6324 * rtlanal.c (set_of_1): New static function.
6325 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
6326 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
6327 reg_set_last_last_regno): Remove.
6328 (set_of): New global function.
6329 (set_of_data): New structure.
6330 (reg_set_p, reg_set_last): Revamp for set_of.
6331 * rtl.h (set_of): New.
6333 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6335 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
6336 * extend.texi: Document _Exit builtin.
6338 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6340 * (initialize, initialize_builtins,
6341 initialize_dependency_output, initialize_standard_includes):
6342 Rename s/initialize/init. Update.
6343 (init_dependency_output): Move to after
6344 cpp_handle_options, the correct location temporally at least.
6345 (opt_comp): Move next to init (), its caller. Fix prototype.
6346 (init): Make "initialized" local scope.
6347 (cpp_create_reader): Always call init ().
6348 (cpp_start_read): Update.
6349 (output_deps): New function, broken out of cpp_finish.
6350 (cpp_finish): Break out output_deps.
6352 2001-01-07 Richard Henderson <rth@redhat.com>
6354 * collect2.c (COFF specific stuff): Revert 12-06 patch
6355 to prototype system functions.
6357 2001-01-07 Michael Hayes <mhayes@redhat.com>
6359 * hard-reg-set.h: Add multiple include guard.
6360 * basic-block.h (struct loop): Add `sink' field.
6361 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
6362 (emit_iv_add_mult): Delete.
6363 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
6364 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
6365 (unroll_loop): Remove end_insert_before argument.
6366 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
6367 (maybe_eliminate_biv_1): Likewise.
6368 (emit_iv_add_mult): Delete.
6369 (gen_add_mult, loop_regs_update): New.
6370 (loop_insn_emit_after, loop_insn_emit_before): New.
6371 (loop_insn_sink, loop_insn_sink_or_swim): New.
6372 (emit_iv_add_mult): Delete.
6373 (scan_loop): Set loop->sink.
6374 (loop_givs_reduce): Use loop_insn_sink and its ilk.
6375 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
6376 (maybe_eliminate_biv_1): Likewise.
6377 (maybe_eliminate_biv_1): Add basic block argument.
6378 * unroll.c (unroll_loop): Remove end_insert_before argument.
6379 (find_splittable_regs): Likewise.
6380 (find_splittable_regs): Use loop_insn_sink and its ilk.
6381 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
6383 2001-01-07 Michael Hayes <mhayes@redhat.com>
6385 * loop.h (loop_insn_hoist): New prototype.
6386 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
6387 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
6388 (check_dbra_loop, load_mems): Likewise.
6389 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
6390 (find_splittable_givs): Likewise.
6392 2001-01-07 Michael Hayes <mhayes@redhat.com>
6394 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
6396 2001-01-07 Richard Henderson <rth@redhat.com>
6398 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
6400 2001-01-07 Richard Henderson <rth@redhat.com>
6402 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
6403 NO_SHARED_LIBGCC_MULTILIB as required for the target.
6404 * gcc.c (init_spec): Massage the existing libgcc_spec into a
6405 variant that handles a shared libgcc.
6406 (process_command): Always validate -{static,shared}-libgcc.
6407 (do_spec_1): New 'M' case.
6408 * invoke.text (Link Options): Document -{static,shared}-libgcc.
6410 2001-01-07 Richard Henderson <rth@redhat.com>
6412 * Makefile.in (slibdir): New variable.
6413 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
6414 (installdirs): Create slibdir.
6415 (install-libgcc, install-multilib): Defer to libgcc.mk.
6416 * configure.in (slibdir): Substitute.
6417 * mklibgcc.in (install): New target.
6419 * config/t-linux (SHLIB_LINK): Create links for the soname.
6420 (SHLIB_INSTALL): New.
6421 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
6422 * config/mips/t-iris6 (SHLIB_INSTALL): New.
6423 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
6424 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
6425 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
6427 2001-01-07 Richard Henderson <rth@redhat.com>
6429 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
6430 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
6431 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
6433 2001-01-07 Michael Hayes <mhayes@redhat.com>
6435 * loop.c (count_loop_regs_set): Delete.
6436 (load_mems_and_recount_loop_regs_set): Delete.
6437 (loop_regs_scan): Merge common code from count_loop_regs_set,
6438 scan_loop, and load_mems_and_recount_loop_regs_set.
6439 (scan_loop): Call load_mems directly and loop_regs_scan
6440 again if new registers created.
6442 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6444 * toplev.c (main): Call the front-end specific post_options
6445 hook if one is given.
6446 * toplev.h (struct_lang_hooks, lang_hooks): New.
6447 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
6448 for the C front end.
6449 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
6450 lang_hooks for the C++ front end.
6451 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
6452 lang_hooks for the ObjC front end.
6453 * f/com.c (lang_hooks): Hooks for the Fortran front end.
6454 * java/lang.c (lang_hooks): Hooks for the Java front end.
6456 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6458 * c-lex.c (init_c_lex): Request #define / #undef callbacks
6459 for verbose DWARF[2] debugging.
6460 (cb_define, cb_undef): The new callbacks.
6461 * toplev.h (debug_define, debug_undef): Make const correct.
6462 * toplev.c (debug_define, debug_undef): Similarly. Do not
6463 perform the verbosity tests here anymore.
6465 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
6467 * reload.c (subst_reloads): Take INSN argument. When
6468 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
6469 * reload.h (subst_reloads): Adjust prototype.
6470 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
6471 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
6472 present in JUMP_INSNs and copy them to JUMP_LABEL.
6473 * flow.c (find_label_refs, find_basic_blocks_1): Skip
6474 JUMP_INSNs and insns with REG_LABELs that are followed by
6475 JUMP_INSNs with the same REG_LABEL.
6476 * sched-rgn.c (is_cfg_nonregular): Likewise.
6477 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
6479 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6481 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6483 2001-01-06 Richard Henderson <rth@redhat.com>
6485 * loop.c (scan_loop): Use xcalloc for the regs array.
6486 (load_mems_and_recount_loop_regs_set): Zero the new memory
6487 received from xrealloc.
6489 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6491 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6493 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6495 * integrate.c (copy_rtx_and_substitute): When copying
6496 an ignored return value, strip REG_FUNCTION_VALUE_P.
6498 2001-01-06 Michael Hayes <mhayes@redhat.com>
6500 * loop.c (debug_biv, debug_giv): New.
6501 (loop_biv_dump): Break out from ...
6502 (record_biv): ... here.
6503 (loop_giv_dump): Break out from ...
6504 (record_giv): ... here.
6505 (loop_bivs_check): Use print_simple_rtl.
6506 * unroll.c (loop_iterations): Use print_simple_rtl.
6508 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6510 * pa.md (return, return_internal): Modify patterns to prevent regrename
6511 mucking with the return pointer.
6513 2001-01-05 Richard Henderson <rth@redhat.com>
6515 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6517 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6519 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6520 version supplied by Matteo Frigo.
6522 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6524 * cpp.texi: Update for -MQ.
6525 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6526 (cpp_cleanup): Always free pfile->deps.
6527 (initialize_dependency_output): Don't create pfile->deps.
6528 (cpp_handle_option): Similarly.
6530 * gcc.c (cpp_options): Handle -MQ.
6531 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6532 * mkdeps.c (base_name): Remove.
6533 (deps_init): Don't allocate vector space until it's needed.
6534 (deps_free): Only free vectors if allocated.
6535 (deps_add_target, deps_add_dep): Update for initial allocation.
6536 (deps_add_default_target): Don't strip to the base_name.
6538 2001-01-05 DJ Delorie <dj@redhat.com>
6540 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6541 (INIT_EXPANDERS): Define.
6543 * config/v850/v850.c (struct machine_function): Define.
6544 (v850_save_machine_status): New function.
6545 (v850_restore_machine_status): New function.
6546 (v850_return_addr): New function.
6547 (v850_init_expanders): New function.
6549 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6550 and v850_init_expanders.
6552 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6554 * cpplib.h (struct cpp_reader): Add help_only field.
6555 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6556 (cpp_handle_option): Set pfile->help_only if we see -h,
6557 --help, -target-help, or --version. Print version string but
6558 do not set help_only if we see -v or -version. Make text
6559 printed by -v match that printed by (-)-version.
6561 * cppmain.c (main): Exit after option parsing if
6562 pfile->help_only is true.
6564 * toplev.c (independent_decode_option): Call print_version,
6565 then exit, if we see --version (but not -version).
6566 (print_version): Split lengthy message into two lines.
6568 2001-01-05 Nick Clifton <nickc@redhat.com>
6570 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6571 temporary string for initialisation before calling ggc_alloc_string.
6573 2001-01-06 Michael Hayes <mhayes@redhat.com>
6575 * rtl.h (print_simple_rtl): New.
6576 * print-rtl.c (print_simple_rtl): New.
6578 (print_rtx): Disable printing of flags and modes, etc.,
6579 if `flag_simple` nonzero.
6581 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6583 * function.c (fixup_var_refs): Use push_to_full_sequence where
6586 2001-01-05 Michael Meissner <meissner@redhat.com>
6588 * flags.h (flag_reorder_blocks): Add declaration.
6589 (flag_rename_block): Ditto.
6591 2001-01-05 DJ Delorie <dj@redhat.com>
6593 * function.c (reorder_blocks): Make sure the flags are all reset
6594 before using them to mark blocks, else a second invocation will
6595 corrupt the block chain.
6596 (reorder_blocks_0): New, resets the flags.
6598 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6600 * cse.c (find_comparison_args): Stop if the argument is known to
6603 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6605 * config/sh/sh.md (movdf): When splitting load into pair of
6606 registers, don't clobber the register used in the address too
6609 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6611 * varasm.c (mark_constant_pool): Improve initial comments.
6612 (mark_constants): Move marking of constants to mark_constant.
6613 (mark_constant): New function to recursively mark all constants
6614 referred to by a constant.
6616 2001-01-05 Catherine Moore <clm@redhat.com>
6618 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6620 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6622 * cp/lang-options.h: Bring comment in line with reality.
6623 * f/lang-options.h: Likewise.
6624 * java/lang-options.h: Likewise.
6625 * objc/lang-options.h: Likewise.
6626 * ch/lang-options.h: Likewise.
6627 * f/g77.texi: And update the manual.
6629 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6630 Denis Chertykov <denisc@overta.ru>
6632 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6633 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6634 * config/avr/avr.md (all peepholes that request a scratch register):
6635 Call it, FAIL the peephole if not safe (in interrupt functions).
6637 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6639 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6641 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6643 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6645 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6646 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6647 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6648 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6649 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6651 * extend.texi: Document these builtins.
6653 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6655 * c-common.c (lang_get_alias_set): Say we know nothing of
6656 VECTOR_TYPE aliasing.
6658 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6660 2001-01-05 Bruce Korb <bkorb@gnu.org>
6662 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6663 their x* equivalent versions for atexit-less systems
6664 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6665 systems (or any other system any more).
6667 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6669 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6670 output operands. Use arm_hard_register_operand for operand 4.
6671 (stmsi_postinc): Similarly.
6672 (ldmsi): Use arm_hard_register_operand for opernand 2.
6674 * arm.c (arm_hard_register_operand): New function.
6675 * arm-protos.h (arm_hard_register_operand): Prototype it.
6677 * arm.h (HARD_REGNO_RENAME_OK): Define.
6679 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6681 * simplify-rtx.c (cfc_args): add "unordered" field.
6682 (check_fold_consts): Set unordered field.
6683 (simplify_relational_operation): Simplify the unordered
6686 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6689 * emit-rtl.c (try_split): Fix code to mark labels.
6690 * jump.c (mark_jump_label): Make global.
6691 * rtl.h (mark_jump_label): Declare.
6693 * predict.c (estimate_probability): Handle unordred comparisons.
6695 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6697 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6698 * cppinit.c (initialize_dependency_output): Update.
6699 (cpp_finish): Output dummy targets for -MP.
6701 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6702 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6703 * gcc.c (cpp_options): Update to handle -MP.
6704 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6705 to quote only the default target.
6706 (deps_phony_targets): Insert a preceding newline. Rename from
6707 deps_dummy_targets for consistency.
6710 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6712 * calls.c (emit_library_call_value_1): Support
6713 INIT_CUMULATIVE_LIBCALL_ARGS.
6714 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6716 2001-01-04 Richard Henderson <rth@redhat.com>
6718 * c-decl.c (finish_struct): Detect flexible array members
6719 used in an inappropriate context.
6720 * c-typeck.c (really_start_incremental_init): Special case
6721 constructor_max_index for zero length arrays.
6722 (pop_init_level): Allow initialization of flexible array
6723 members. Deprecate initialization of zero length arrays.
6724 Don't issue missing initializer warning for flexible array
6725 members or zero length arrays.
6726 (process_init_element): Don't dereference null DECL_SIZE.
6727 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6728 Don't abort for empty constructors. Use size_binop
6729 (output_constructor): Add commentary regarding zero length
6730 array futures. Abort if we try to initialize an array of
6731 unspecified length with a non-empty constructor in the middle
6734 * extend.texi (Zero Length): Update and clarify documentation
6735 on static initialization.
6737 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6739 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6740 with more than 32767 words of local storage.
6742 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6744 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6745 for 'abs', 'labs', and 'fabs'.
6746 (c4x_expand_builtin): Likewise.
6747 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6749 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6751 * config/sh/sh.md (prget, prset): New insn types.
6752 (return delay slot): Dont' allow prset.
6753 (call, sfunc delay slot): Don't allow prget.
6754 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6755 for prset and prget.
6757 2001-01-05 Michael Hayes <mhayes@redhat.com>
6759 * loop.h (struct loop_reg): New.
6760 (struct loop_regs): Change to use array of `struct loop_reg'.
6761 * loop.c: Replace assortment of varrays with single regs array.
6762 (count_one_set): Delete may_not_move array argument
6763 and use regs array instead. All caller's changed.
6764 (count_loop_regs_set): Delete may_not_move and single_usage
6765 arguments and use regs array instead. All caller's changed.
6766 (find_single_use_in_loop): Replace usage array argument with pointer
6767 to regs structure. All caller's changed.
6768 (loop_optimize): Delete `moved_once' array.
6770 2001-01-05 Michael Hayes <mhayes@redhat.com>
6772 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6773 Use it instead of loop_info->has_call for scanning loop mems.
6774 (check_dbra_loop): Replace loop_info->has_call test with
6775 loop_info->has_nonconst_call.
6777 2000-01-04 Matthew Hiller <hiller@redhat.com>
6779 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6782 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6784 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6785 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6787 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6789 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6790 (flag_short_double, flag_short_wchar): Define.
6791 (c_common_nodes_and_builtins): Create many tree nodes shared
6792 between C and C++ here instead of in cp/decl.c and ...
6793 * c-decl.c (init_decl_processing): ... here.
6794 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6795 (flag_short_double, flag_short_wchar): Don't define.
6796 (record_builtin_type): New function.
6797 (build_void_list_node): New function.
6798 * c-common.h (flag_short_double, flag_short_wchar,
6799 record_builtin_type, build_void_list_node): Declare.
6801 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6803 * integrate.c (expand_inline_function): Don't put a virtual
6804 register into the reg map.
6806 * function.c (fixup_var_refs_1): If force_operand didn't put
6807 the address into the target, move it there.
6809 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6811 Special-case tree_decl/tree_list allocations.
6812 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6813 (OBJECT_SIZE): New macro.
6814 (NUM_EXTRA_ORDER): Likewise.
6815 (extra_order_size_table): New variable.
6816 (NUM_ORDERS): New macro.
6817 (objects_per_page_table): New variable.
6818 (object_size_table): New variable.
6819 (G.pages): Use NUM_ORDERS to bound the array.
6820 (G.page_tails): Likewise.
6821 (DIV_ROUND_UP): Remove.
6822 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6823 (alloc_page): Use OBJECT_SIZE.
6824 (size_lookup): Don't make it const.
6825 (ggc_alloc): Use OBJECT_SIZE.
6826 (ggc_set_mark): Likewise.
6827 (ggc_get_size): Likewise.
6828 (init_ggc): Set up the object_size_table, objects_per_page_table,
6829 and adjust size_lookup.
6830 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6831 (ggc_pop_context): Use NUM_ORDERS.
6832 (clear_marks): Likewise.
6833 (sweep_pages): Likewise.
6834 (poison_pages): Likewise.
6835 (ggc_print_statistics): Use OBJECT_SIZE.
6837 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6839 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6840 Only call array_size_for_constructor if last field and array type
6841 with no upper bound.
6843 2001-01-04 Philip Blundell <philb@gnu.org>
6845 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6846 from bit 31 downwards, if this requires no more insns.
6847 (count_insns_for_constant): New helper function for above.
6849 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6851 * gencodes.c (output_predicate_decls): Remove empty initializer.
6853 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6855 * tree.c (copy_node): Remove documentation about obstacks.
6856 (buidl1): Check that nobody tries to build 2-argument nodes this
6859 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6861 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6864 * gencodes.c (output_predicate_decls): Fill empty initializer
6867 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6869 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6870 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6872 (do_include): Handle missing headers like cpp0.
6873 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6874 paths with first include pathname. Don't strcat to uninitialized
6877 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6879 * regrename.c (regrename_optimize): Don't rename from frame pointer
6880 if frame_pointer_needed.
6881 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6882 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6883 (ia64_reorg): Use it instead of scheduling if ! optimize.
6884 (errata_emit_nops): Properly call asm_noperands.
6885 (ia64_sched_reorder): Finish cycle if we see an asm.
6886 (ia64_variable_issue): Clear scheduling state after asms.
6888 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6890 * cpp.texi: Update for -MT.
6891 * cppinit.c (initialize_dependency_output): Add a default
6892 target if none has been given already.
6893 (no_tgt, OPT_MT): New.
6894 (cpp_handle_option): Handle -MT. Update -M etc.
6895 * cpplib.h (struct cpp_options): Remove deps_target.
6896 * gcc.c (cpp_options): Handle -MT.
6897 * mkdeps.c (struct deps): Move from mkdeps.h.
6898 (deps_calc_target): Rename deps_add_default_target. Add a
6899 default target if none has been specified already.
6900 * mkdeps.h (struct deps): Move to mkdeps.c.
6901 (deps_calc_target): Rename deps_add_default_target.
6903 2000-01-03 Richard Henderson <rth@redhat.com>
6905 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6907 * c-typeck.c (push_init_level): Move checks for flexible array
6908 members and zero length arrays ...
6909 (pop_init_level): ... here. Silently discard empty initializations.
6911 * varasm.c (output_constructor): Update for sizeof change to
6914 * extend.texi (Zero Length): Clarify semantics.
6916 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6918 * configure.in (tm.h): Include isns-codes.h last.
6919 * configure: Rebuilt.
6921 2001-01-03 Richard Henderson <rth@redhat.com>
6923 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6924 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6926 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6928 * tradcpp.c (main): Make sure finclude() is called with a valid
6929 indepth value while handling -include.
6931 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6933 * gencodes.c (output_predicate_decls): New function.
6935 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6936 even if it is not the first time machmode.h is #included.
6937 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6938 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6939 * gcc.texi (Copyright): Added 2001.
6941 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6943 * c-common.c (c_common_lang_init): New function. Warn if format
6944 warning options which only have effects when used with -Wformat
6945 are used without -Wformat.
6946 * c-common.h (c_common_lang_init): Declare.
6947 * c-lang.c (lang_init): Call c_common_lang_init.
6948 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6950 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6952 * configure.in: Check for the mktemp command.
6953 * configure: Regenerate.
6954 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6955 $TEMP. Create temporary files with mktemp, if available at
6956 configure time; otherwise use set -C. Remove temporary files
6959 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6961 * configure.in: Require at least texinfo 4.0. Check for whether
6962 Pod::Man is sufficiently recent to regenerate GCC manpages.
6963 * configure: Regenerate.
6964 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6966 (GENERATED_MANPAGES): Define.
6967 (generated-manpages): New target. Depend on cpp.1 as well as
6969 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6970 configure to generated-manpages or empty) rather than on the
6971 manpages directly. Remove execute permission from installed
6972 gcov.1 as well as cpp.1.
6973 * cpp.1, gcov.1: Regenerate.
6975 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6977 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6978 tree_low_cst. Allow using cmpstrsi in more cases.
6980 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6982 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6985 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6987 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6988 * Makefile.in (HOST_CFLAGS): Mention build-make.
6990 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6992 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6995 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6997 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
7000 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
7003 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
7004 reg_base_value and reg_known_value arrays.
7005 (init_alias_analysis): Add more cases to detect known values.
7006 * sched-deps.c (deps_may_trap_p): New function.
7007 (sched_analyze_2): Use it.
7009 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
7011 * combine.c (simplify_shift_const): Even if we're sign-extracting,
7012 don't discard an ASHIFTRT if we're shifting in a wider mode.
7014 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7016 * toplev.c (rest_of_compilation): Don't print basic block information
7017 when CFG isn't up to date.
7019 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
7021 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
7022 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
7023 (UNALIGNED_SHORT_ASM_OP): Define.
7024 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
7026 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7028 * fold-const.c (fold_convert): Fix typo.
7030 2001-01-02 Richard Henderson <rth@redhat.com>
7032 * c-common.h (ASM_INPUT_P): New.
7033 * c-parse.in (asm): Set it when needed.
7034 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
7035 existance of an operand.
7037 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
7039 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
7040 (dwarf2out_frame_debug_expr): Likewise.
7041 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
7043 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
7045 * i386.c (ix86_split_to_parts): Return number of part required;
7047 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
7049 (ix86_split_long_move): Use number of part returned
7050 by ix86_split_to_parts
7051 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
7053 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
7054 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
7055 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
7056 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
7057 (ALIGN_MODE_128): Add TFmode.
7058 (IS_STACK_MODE): Likewise.
7059 (HARD_REGNO_NREGS): TFmode needs 3 registers.
7060 (HARD_REGNO_OK): Support TFmodes.
7061 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
7062 * i386.md (scheduler definitions): Use memory operand to determine
7063 fst/fld instructions; use mode attribute to determine real mode of
7065 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
7066 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
7068 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7070 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
7072 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7074 * expr.c (store_constructor_field): Update ALIGN before calling
7077 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7079 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
7082 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7084 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
7087 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7089 * c-decl.c (start_function): Don't warn on third parameter to main.
7091 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * tsystem.h: Define HAVE_DECL_GETOPT.
7095 2001-01-02 Philip Blundell <pb@futuretv.com>
7097 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
7100 2001-01-02 Richard Henderson <rth@redhat.com>
7102 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
7104 2001-01-02 Andreas Jaeger <aj@suse.de>
7106 * c-decl.c (c_decode_option): Remove support of
7109 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
7110 (W_options): Add -Wmissing-noreturn here.
7112 * flow.c: Define lang_missing_noreturn_ok_p.
7113 (check_function_return_warnings): Use it.
7115 * c-common.h: Declare lang_missing_noreturn_ok_p.
7117 * c-lang.c (c_missing_noreturn_ok_p): New function.
7118 (lang_init): Set lang_missing_noreturn_ok_p.
7120 * invoke.texi (Warning Options): Document this.
7122 2000-12-27 Phil Edwards <pme@sources.redhat.com>
7124 * extend.texi (C++ Extensions): New node for C++ attributes;
7125 describe init_priority and com_interface.
7126 * invoke.texi: Remove -finit-priority as it now has zero effect.
7127 * install.texi: Fix xref syntax.
7128 * md.texi: Likewise.
7130 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7132 * config.gcc (sparc64-wrs-vxworks*): New case.
7133 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
7135 * config/sparc/sparc.c (sparc_override_options): Do support different
7136 pointer and architecture size.
7137 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
7138 (POINTERS_EXTEND_UNSIGNED): Define.
7139 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
7140 (FUNCTION_MODE): Define to be Pmode.
7141 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
7143 * function.c (expand_function_end): Properly handle DECL_RESULT
7144 and copy when ptr_mode != Pmode.
7145 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
7147 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7149 * c-common.c (c_common_nodes_and_builtins): Set prototype
7150 parameters for __builtin_fputs, __builtin_fputc and
7151 __builtin_fwrite. Don't declare plain fputc as a builtin.
7153 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7155 * loop.c (add_label_notes): Increment the label usage count when
7156 a note is added to an insn which refers to a CODE_LABEL.
7157 * gcse.c (add_label_notes): Likewise.
7159 2001-01-01 Andreas Jaeger <aj@suse.de>
7161 * loop.c (scan_loop): Use xmalloc to allocate movables.
7163 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
7165 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
7166 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
7167 * reload1.c (REGISTER_MOVE_COST): Likewise.
7168 * regclass.c (REGISTER_MOVE_COST): Likewise.
7169 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
7170 dimension. Adjust all users.
7171 (init_reg_sets_1): Iterate on all modes.
7172 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
7173 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
7174 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
7175 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
7176 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
7177 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
7178 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
7179 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
7180 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
7181 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
7182 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
7183 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
7184 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
7185 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
7186 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
7187 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
7188 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
7189 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
7190 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
7191 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
7192 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
7193 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
7194 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
7195 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
7196 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
7197 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
7198 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
7200 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7202 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
7203 arg VARIES_P. Call it with extra arg.
7204 (true_dependence): Likewise.
7205 * rtl.h (rtx_addr_can_trap_p): Declare.
7206 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
7208 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
7209 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
7210 pic offset table register if it's zero. All callers changed.
7211 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
7213 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7215 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
7216 STRING_POOL_ADDRESS_P.
7218 * config/sparc/sparc.c (input_operand): Properly test for short op.
7220 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
7221 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
7222 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
7223 * config/sparc/elf.h: No longer include sol2.h.
7224 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
7225 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
7227 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
7229 2001-01-01 Michael Hayes <mhayes@redhat.com>
7231 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
7232 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
7233 (record_initial): Likewise.
7234 * unroll.c (copy_loop_body, loop_iterations): Likewise.
7235 (remap_split_bivs): Likewise.
7237 2001-01-01 Michael Hayes <mhayes@redhat.com>
7239 * loop.c (loop_ivs_free): New function.
7240 (strength_reduce): Break out from...
7242 2001-01-01 Michael Hayes <mhayes@redhat.com>
7244 * loop.h (struct iv): New.
7245 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
7246 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
7247 'reg_biv_class' fields with 'regs' and 'n_regs'.
7248 (struct ivs): Rename 'loop_iv_list' field to 'list'.
7249 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
7250 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
7252 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
7254 * resource.c (mark_referenced_resources): Abort() before
7255 attempting to mark a pseudo register.
7256 (mark_set_resources): Likewise.
7258 2001-01-01 Michael Hayes <mhayes@redhat.com>
7260 * loop.h (REG_IV_CLASS): New accessor macro.
7261 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
7262 * unroll.c (REG_IV_CLASS): Likewise.
7264 See ChangeLog.4 for earlier changes.