1 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
3 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
4 common CPP built-ins for all NetBSD a.out targets.
5 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
6 common CPP built-ins for all NetBSD ELF targets.
7 * config/netbsd.h: Add missing notice.
8 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
9 for all NetBSD targets.
10 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
11 for all NetBSD targets using an LP64 code model.
12 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
15 2002-05-28 Richard Henderson <rth@redhat.com>
17 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
18 update if UPDATE_LIFE_LOCAL.
20 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
22 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
24 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
25 Jason R. Thorpe <thorpej@wasabisystems.com>
27 config/sh reorganization to factor out endianness and coff:
29 * config/sh/little.h: New file.
30 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
31 defined, define to 0 to select big-endian.
32 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
33 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
34 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
35 * config/sh/t-be: New file.
36 * config/sh/t-le: New file.
38 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
39 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
40 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
41 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
42 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
43 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
44 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
45 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
46 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
47 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
48 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
49 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
50 (LINK_SPEC): Define to SH_LINK_SPEC.
51 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
52 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
53 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
54 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
55 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
56 * config/sh/coff.h: New file.
57 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
58 (TARGET_OBJFMT_CPP_BUILTINS): Define.
59 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
60 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
61 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
62 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
63 (PTRDIFF_TYPE): Likewise.
64 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
65 (CPP_PREDEFINES): Don't define.
66 (TARGET_OBJFMT_CPP_BUILTINS): Define.
67 (LINK_SPEC): Define to SH_LINK_SPEC.
68 (LINK_EMUL_PREFIX): Redefine.
69 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
70 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
71 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
72 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
73 (TARGET_OS_CPP_BUILTINS): Define.
74 (TARGET_DEFAULT): Redefine.
75 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
76 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
77 (LINK_SPEC): Don't redefine.
78 (LINK_DEFAULT_CPU_EMUL): Redefine.
79 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
80 * sh.c (sh_asm_named_section): Don't declare / define.
81 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
82 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
83 (sh64-*-elf* tm_file): Likewise.
84 (sh-*-rtemself* tm_file): Likewise.
85 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
86 (sh-*-linux* tmake_file): Add sh/t-le.
87 (sh-*-rtems* tm_file): Add sh/coff.h
88 (sh-*-* tm_file): Likewise.
90 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
92 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
93 CONSTANT_POOL_ADDRESS_P.
95 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
97 2002-05-22 David Edelsohn <edelsohn@gnu.org>
98 Jeff Law <law@redhat.com>
100 * optabs.c (expand_binop): Fix nwords sign warnings.
101 generate pseudo for add_optab.
103 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
104 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
106 2002-05-28 Marc Espie <espie@openbsd.org>
108 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
109 inherited from gas.h.
110 (ASM_QUAD): Undef. OpenBSD does not support it.
112 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
114 * doc/install.texi (binaries): Change mingw binaries
115 link to www.mingw.org.
117 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
119 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
121 2002-05-28 Richard Henderson <rth@redhat.com>
123 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
124 bottom alignment for leaf functions.
126 2002-05-28 Zack Weinberg <zack@codesourcery.com>
128 * config/pa/milli32.S, config/pa/lib1funcs.asm,
129 config/sparc/sol2-g1.asm: Delete unused files.
131 2002-05-28 Richard Henderson <rth@redhat.com>
133 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
135 * flow.c (calculate_global_regs_live): Rename call_used to
136 invalidated_by_call. Initialize from regs_invalidated_by_call
137 instead of call_used_regs.
139 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
142 2002-05-28 Zack Weinberg <zack@codesourcery.com>
144 * tree.h: Forward-declare struct realvaluetype.
145 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
147 (TREE_REAL_CST_PTR): New accessor.
148 (TREE_REAL_CST): Update.
149 * real.h: Include machmode.h.
150 (realvaluetype): Make it struct realvaluetype, not a typedef.
151 (build_real): Prototype here.
153 * tree.c: Include real.h.
154 (build_real): Allocate the REAL_VALUE_TYPE as a separate
155 object in GC memory, set TREE_REAL_CST_PTR to point to it.
156 (build_real_from_int_cst): Use build_real.
157 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
160 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
161 fold-const.c, print-tree.c, real.c: Include real.h.
162 * Makefile.in: Update dependency lists.
164 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
166 * basic-block.h (last_basic_block): Declare.
167 (expunge_block_nocompact): Declaration removed.
168 (compact_blocks): Declare.
169 * cfg.c (last_basic_block): New variable.
170 (expunge_block_nocompact): Removed.
171 (expunge_block): Do not compact basic blocks.
172 (compact_blocks): New.
173 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
175 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
177 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
178 real positions of blocks.
179 (delete_unreachable_blocks): Simplified -- quadratic behavior now
181 (cleanup_cfg): Compact blocks.
182 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
183 basic_block_info varray.
184 (flow_delete_block): Comment update.
185 (back_edge_of_syntactic_loop_p): Modify position check code.
186 (verify_flow_info): Update checking.
187 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
188 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
189 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
190 indices no longer change.
191 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
193 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
194 * profile.c (branch_prob): Compact blocks.
195 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
198 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
200 * config/h8300/h8300.md (two anonymous patterns): New.
202 2002-05-28 David S. Miller <davem@redhat.com>
204 * config/sparc/sparc.md (cpu): Tidy.
205 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
207 (in_call_delay): Delete reference to 'return' type.
208 (eligible_for_return_delay, in_return_delay, define_delay
209 referencing those): Delete.
210 (rest of file): Use new type attributes as appropriate.
211 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
212 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
213 * config/sparc/ultra1_2.md (us1_single): New reservation.
214 (us1_ialuX): Likewise.
215 * config/sparc/ultra3.md (us3_single): Likewise.
216 (us3_ialuX): Likewise.
217 (us3_imul, us3_idiv): Tweak.
219 2002-05-28 Richard Henderson <rth@redhat.com>
221 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
224 2002-05-28 Richard Henderson <rth@redhat.com>
226 * config.gcc: Obsolete mn10200.
228 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
230 * cppexp.c (interpret_number): Optimize for single-digit
231 and less-than-half-precision cases.
232 (num_trim, num_positive, num_div_op): Cast constants.
234 2002-05-27 Bo Thorsen <bo@suse.de>
236 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
237 3.1 branch. The file was made by Jakub Jelinek.
238 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
239 support so multilib doesn't break. And don't define this at all
240 when -Dinhibit_libc is used.
241 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
242 * config/i386/t-linux64: Implement full multilib support. Patch
243 originally done by Andreas Jaeger and Jakub Jelinek.
245 2002-05-27 Roger Sayle <roger@eyesopen.com>
247 * c-common.c: Add support for __attribute__((nothrow)) to specify
248 that a function cannot throw an exception (using TREE_NOTHROW).
249 (handle_nothrow_attribute): New function to process this attribute.
251 * doc/extend.texi: Document the new nothrow function attribute.
253 2002-05-27 H.J. Lu (hjl@gnu.org)
255 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
256 (num_positive): Likewise.
257 (num_div_op): Likewise.
259 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
261 * c-common.c (c_common_init): Always use intmax_t.
263 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
265 * c-common.c (c_common_init): Use intmax_t for now.
267 2002-05-24 Andrew Haley <aph@redhat.com>
269 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
270 if T is a boolean type.
272 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
274 * basic-block.h (last_basic_block): Defined as synonym for
276 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
277 flow_depth_first_order_compute, flow_preorder_transversal_compute,
278 flow_dfs_compute_reverse_init): Replaced relevant occurences of
279 n_basic_blocks with last_basic_block.
280 * cfgbuild.c (make_edges): Likewise.
281 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
282 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
283 * combine.c (combine_instructions): Likewise.
284 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
285 iterative_dataflow_bitmap): Likewise.
286 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
287 calc_idoms, idoms_to_doms): Likewise.
288 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
290 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
291 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
292 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
293 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
294 delete_null_pointer_checks, compute_code_hoist_vbeinout,
295 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
296 compute_store_table, build_store_vectors): Likewise.
297 * haifa-sched.c (sched_init): Likewise.
298 * ifcvt.c (if_convert): Likewise.
299 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
300 pre_edge_lcm, compute_available, compute_nearerout,
301 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
303 * predict.c (estimate_probability, process_note_prediction,
304 note_prediction_to_br_prob): Likewise.
305 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
306 * recog.c (split_all_insns, peephole2_optimize): Likewise.
307 * regrename.c (copyprop_hardreg_forward): Likewise.
308 * resource.c (init_resource_info): Likewise.
309 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
310 init_regions, schedule_insns): Likewise.
311 * ssa-ccp.c (ssa_const_prop): Likewise.
312 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
313 * ssa.c (compute_dominance_frontiers,
314 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
316 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
317 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
320 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
322 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
324 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
325 hoist_insn_after, hoist_insn_to_edge): New.
327 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
329 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
330 (PROP_FINAL): Include.
331 * flow.c (life_analysis, update_life_info,
332 init_propagate_block_info, mark_set_1, mark_used_rgs):
333 Support SCAN_DEAD_STORE.
335 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
337 * c-common.c (c_common_init): Set CPP arithmetic precision.
338 * cppexp.c (cpp_num_part): Move typedef ...
339 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
340 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
341 (sanity_checks): Update.
343 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
345 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
346 (mkheaders): New rule.
347 (install-mkheaders): New rule.
348 * configure.in (all_outputs): Add mkheaders.
349 * configure: Regenerate.
350 * mkheaders.in: New file.
352 2002-05-26 Jakub Jelinek <jakub@redhat.com>
354 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
356 2002-05-26 Andreas Jaeger <aj@suse.de>
358 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
360 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
362 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
363 right_shift): Remove.
364 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
366 (struct op): Use cpp_num.
367 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
368 num_part_mul, num_unary_op, num_binary_op, num_negate,
369 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
370 num_div_op, num_lshift, num_rshift, append_digit): New.
371 (interpret_number, parse_defined, eval_token, reduce): Update
372 for two-integer arithmetic.
373 (binary_handler): New typedef.
375 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
376 (_cpp_parse_expr, reduce): Update to handle two-integers.
377 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
379 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
381 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
382 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
383 branch insn into account, do not assume 1.
384 (avr_out_sbxx_branch): New function. Optimize cases of skipping
385 over single word insn. Handle upper half of I/O space too.
386 * config/avr/avr.md (*sbrx_branch): Use it.
387 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
388 (*sbix_branch, *sbix_branch_bit7): Likewise.
389 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
390 Use RTL peepholes to optimize register operand sign tests.
392 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
394 * config/avr/avr.c (avr_asm_only_p): New variable.
395 (avr_override_options): Set it here if AVR1.
396 (asm_file_start): Test it here, report an error if set.
398 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
400 * alias.c: Fix formatting.
401 * attribs.c: Likewise.
402 * bb-reorder.c: Likewise.
403 * bitmap.c: Likewise.
404 * bitmap.h: Likewise.
405 * builtins.c: Likewise.
407 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
409 * reload.c (find_valid_class): Accept new argument DEST,
410 choose class accordingly.
411 (push_reload): Update callers.
413 2002-05-26 Andreas Jaeger <aj@suse.de>
415 * combine.c (combine_instructions): Do not indent #if for
418 2002-05-25 Richard Henderson <rth@redhat.com>
420 * c-pragma.c (apply_pragma_weak): Convert value identifier to
421 string for decl_attributes.
422 (handle_pragma_weak): Call assemble_alias if we're modifying
425 2002-05-25 Richard Henderson <rth@redhat.com>
428 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
429 using rtl instead of fprintf.
430 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
431 * config/sparc/sparc-protos.h: Update.
433 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
435 * Makefile.in (C_COMMON_H): Fix.
436 Update other targets.
437 * c-common.c: Don't include c-lex.h.
438 (builtin_define_with_value): Make static and prototype.
439 (builtin_define_std): Move from c-lex.h.
440 * c-common.h (init_c_lex): Move from c-lex.h.
441 * c-decl.c: Don't include c-lex.h.
442 (make_pointer_declarator): Move from c-parse.in.
443 * c-lex.c: Don't include c-lex.h.
445 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
446 (make_pointer_declarator): Move to c-decl.c.
447 * c-pragma.c: Don't include c-lex.h.
448 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
449 * c-tree.h (make_pointer_declarator): New.
451 * passes.texi, tm.texi: Update.
453 * Make-lang.in: Update and correct.
454 * objc-act.c: Don't include c-lex.h or cpplib.h.
456 * treetree.c: Don't include c-lex.h.
458 * darwin-c.c: Don't include c-lex.h.
459 * c4x/c4x-c.c: Don't include c-lex.h.
461 * i370/i370-c.c: Don't include c-lex.h.
462 * i370/t-i370: Update.
463 * i960/i960-c.c: Don't include c-lex.h.
464 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
465 * i960/t-960bare: Update.
466 * i960/t-vxworks: Update.
467 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
468 * rs6000/t-darwin: Update.
469 * rs6000/t-rs6000-c-rule: Update.
470 * v850/v850-c.c: Don't include c-lex.h.
471 * v850/v850.c: Don't include c-lex.h or cpplib.h.
474 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
476 * tree.def: Fix typos.
477 * doc/install.texi: Likewise.
479 2002-05-25 Richard Henderson <rth@redhat.com>
481 * configure.in (HAVE_AS_TLS): Add ia64 test.
482 * configure: Rebuild.
483 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
484 (override_options): Set it.
485 (TARGET_HAVE_TLS): New.
486 (sdata_symbolic_operand): Look for 's'.
487 (tls_symbolic_operand): New.
488 (ia64_expand_load_address): Abort for tls symbols.
489 (gen_tls_get_addr): New.
490 (gen_thread_pointer): New.
491 (ia64_expand_move): Split out from movdi. Handle tls symbols.
492 (rtx_needs_barrier): Add new unspecs.
493 (ia64_encode_section_info): Handle tls symbols.
494 (ia64_strip_name_encoding): Strip two encoding chars.
495 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
496 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
497 (TARGET_OPTIONS): Add tls-size.
498 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
499 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
500 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
501 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
502 (movsf, movdf): Likewise.
503 (movdi_symbolic): Use match_scratch. Don't split if we won't
504 have a scratch availiable.
505 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
506 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
507 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
508 * config/ia64/ia64-protos.h: Update.
509 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
510 sdata_symbolic_operand.
511 (ASM_OUTPUT_LABELREF): Strip two characters.
513 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
515 * combine.c (simplify_set): Remove an unnecessary subreg.
517 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
519 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
521 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
523 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
525 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
527 2002-05-25 Roger Sayle <roger@eyesopen.com>
529 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
530 (cond (compare x y) 0) into the equivalent (cond x y).
532 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
534 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
536 2002-05-24 Zack Weinberg <zack@codesourcery.com>
538 * config.gcc: Remove all stanzas for previously obsoleted
539 systems. Where necessary, add explicit error stanzas to
540 prevent removed systems from being misidentified as something
541 else. Begin a fresh obsoletions list, with the systems that
542 were reprieved last round.
543 * doc/install.texi: Remove all mention of dead targets.
544 * fixinc/mkfixinc.sh: Likewise.
546 * config/arm/arm.h: Bit 31 of target_flags is no longer
549 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
550 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
551 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
552 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
553 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
554 config/alpha/osf12.h, config/alpha/osf2or3.h,
555 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
556 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
557 config/clipper/clipper-protos.h, config/clipper/clipper.c,
558 config/clipper/clipper.h, config/clipper/clipper.md,
559 config/clipper/clix.h, config/convex/convex-protos.h,
560 config/convex/convex.c, config/convex/convex.h,
561 config/convex/convex.md, config/convex/fixinc.convex,
562 config/convex/proto.h, config/elxsi/elxsi-protos.h,
563 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
564 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
565 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
566 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
567 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
568 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
569 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
570 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
571 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
572 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
573 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
574 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
575 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
576 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
577 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
578 config/m68k/altos3068.h, config/m68k/apollo68.h,
579 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
580 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
581 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
582 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
583 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
584 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
585 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
586 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
587 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
588 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
589 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
590 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
591 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
592 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
593 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
594 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
595 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
596 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
597 config/mips/dec-osf1.h, config/mips/elflorion.h,
598 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
599 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
600 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
601 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
602 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
603 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
604 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
605 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
606 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
607 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
608 config/ns32k/sequent.h, config/ns32k/tek6000.h,
609 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
610 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
611 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
612 config/sparc/rtems.h, config/we32k/we32k-protos.h,
613 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
616 2002-05-24 Richard Henderson <rth@redhat.com>
618 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
619 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
620 * config/i386/i386.c (tls_model_chars): Add leading space.
621 (tls_symbolic_operand): Don't bias by 1.
622 (legitimize_address): Don't unbias by 1.
624 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
626 * lcm.c (optimize_mode_switching): Change bb used as indices
629 2002-05-24 Richard Henderson <rth@redhat.com>
631 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
632 of update_life_info_in_dirty_blocks.
634 2002-05-24 Jakub Jelinek <jakub@redhat.com>
637 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
639 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
642 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
644 2002-05-24 Jim Blandy <jimb@redhat.com>
646 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
647 entry with a type code of zero, marking the end of the compilation
650 2002-05-24 Richard Henderson <rth@redhat.com>
652 * varasm.c (asm_output_bss): Always output one byte.
653 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
655 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
657 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
660 2002-05-24 Andreas Jaeger <aj@suse.de>
662 * ggc-page.c (alloc_page): Cast variables of type size_t to
663 unsigned long, adjust printf format string.
664 (ggc_alloc): Likewise.
665 (ggc_print_statistics): Likewise.
666 (ggc_print_statistics): Correct printf format string for SCALE to
669 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
671 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
673 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
674 Zack Weinberg <zack@codesourcery.com>
676 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
678 * dwarf2out.c (lookup_filename): Properly quote filename in .file
679 directive in assembly file.
680 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
681 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
682 * config/pj/pj.h (ASM_FILE_START): Likewise.
683 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
684 * config/avr/avr.c (asm_file_end): Likewise.
685 * toplev.c (output_quoted_string): Handle possibly signed plain
687 * toplev.h (output_clean_symbol_name): Declare
688 * toplev.c (output_clean_symbol_name): Define.
689 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
690 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
692 2002-05-24 Alan Modra <amodra@bigpond.net.au>
694 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
696 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
698 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
701 2002-05-23 Richard Henderson <rth@redhat.com>
703 * configure.in (HAVE_AS_TLS): New test.
704 * config.in, configure: Rebuild.
705 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
706 (ix86_tls_dialect_string, ix86_tls_dialect): New.
707 (override_options): Set it.
708 (tls_model_chars, tls_symbolic_operand): New.
709 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
710 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
711 (local_exec_symbolic_operand): New.
712 (get_pic_label_name): Merge into output_set_got.
713 (ix86_asm_file_end): Emit pic_label_name if defined.
714 (legitimate_constant_p, constant_address_p): New.
715 (legitimate_pic_operand_p): New.
716 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
717 (legitimate_address_p): Likewise.
718 (ix86_encode_section_info): Rename from i386_; handle tls decls.
719 (ix86_strip_name_encoding): New.
720 (get_thread_pointer): New.
721 (legitimize_address): Handle tls symbols.
722 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
724 (struct machine_function): Add some_ld_name.
725 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
726 (print_operand) [&]: Use it. Handle UNSPEC_TP.
727 (output_addr_const_extra): New.
728 (maybe_get_pool_constant): New.
729 (ix86_split_to_parts): Use it.
730 (ix86_expand_move): Handle tls symbols.
731 (ix86_tls_get_addr): New.
732 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
733 (TARGET_OPTIONS): Add tls-dialect.
734 (CONSTANT_ADDRESS_P): Use new out-of-line function.
735 (LEGITIMATE_CONSTANT_P): Likewise.
736 (LEGITIMATE_PIC_OPERAND_P): Likewise.
737 (TARGET_STRIP_NAME_ENCODING): New.
738 (ASM_OUTPUT_LABELREF): New.
739 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
740 (OUTPUT_ADDR_CONST_EXTRA): New.
741 (PREDICATE_CODES): Update.
742 (ix86_tls_dialect, ix86_tls_dialect_string): New.
743 * config/i386/i386.md: Regroup and renumber unspec constants.
744 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
745 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
746 (tls_global_dynamic, tls_local_dynamic_base): New.
747 (tls_local_dynamic_once): New.
748 * config/i386/i386-protos.h: Update.
750 2002-05-23 Richard Henderson <rth@redhat.com>
752 * genemit.c (gen_insn): Print file:lineno comment before function.
754 * gensupport.c (struct queue_elem): Add filename member.
755 (queue_pattern): Initialize it; update all callers.
756 (process_include): Don't free filename.
757 (read_md_rtx): Set read_rtx_filename.
759 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
761 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
763 2002-05-23 Richard Henderson <rth@redhat.com>
765 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
767 2002-05-23 Richard Henderson <rth@redhat.com>
769 * doc/extend.texi (C++98 Thread-Local Edits): Update with
770 commentary from Mark.
772 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
774 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
775 Use FOR_EACH_BB macros to iterate over basic block chain.
776 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
777 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
779 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
780 find_unreachable_blocks, create_edge_list, verify_edge_list,
781 remove_fake_edges, add_noreturn_fake_exit_edges,
782 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
784 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
785 find_sub_basic_blocks): Likewise.
786 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
788 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
790 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
792 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
793 commit_edge_insertions, commit_edge_insertions_watch_calls,
794 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
795 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
796 * conflict.c (conflict_graph_compute): Likewise.
797 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
798 df_modified_p, df_refs_unlink, df_dump): Likewise.
799 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
800 * final.c (compute_alignments): Likewise.
801 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
802 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
803 count_or_remove_death_notes): Likewise.
804 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
805 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
806 classic_gcse, compute_transp, cprop, compute_pre_data,
807 compute_transpout, invalidate_nonnull_info,
808 delete_null_pointer_checks_1, delete_null_pointer_checks,
809 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
810 compute_store_table, build_store_vectors, store_motion): Likewise.
811 * global.c (global_conflicts, mark_elimination): Likewise.
812 * graph.c (print_rtl_graph_with_bb): Likewise.
813 * haifa-sched.c (sched_init): Likewise.
814 * ifcvt.c (if_convert): Likewise.
815 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
816 compute_available, compute_nearerout, compute_rev_insert_delete,
817 optimize_mode_switching): Likewise.
818 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
819 * predict.c (estimate_probability, note_prediction_to_br_prob,
820 propagate_freq, counts_to_freqs, expensive_function_p,
821 estimate_bb_frequencies): Likewise.
822 * profile.c (instrument_edges, get_exec_counts,
823 compute_branch_probabilities, compute_checksum, branch_prob,
824 find_spanning_tree): Likewise.
825 * recog.c (split_all_insns, peephole2_optimize): Likewise.
826 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
828 * regclass.c (scan_one_insn, regclass): Likewise.
829 * regmove.c (mark_flags_life_zones, regmove_optimize,
830 record_stack_memrefs): Likewise.
831 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
832 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
833 * resource.c (find_basic_block): Likewise.
834 * sched-ebb.c (schedule_ebbs): Likewise.
835 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
836 find_single_block_region, find_rgns, schedule_insns)
837 * sibcall.c (optimize_sibling_and_tail_recursive_call)
838 * ssa-ccp.c (optimize_unexecutable_edges,
839 ssa_ccp_df_delete_unreachable_insns): Likewise.
840 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
841 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
842 rename_block, convert_to_ssa, compute_conservative_reg_partition,
843 compute_coalesced_reg_partition, rename_equivalent_regs,
844 convert_from_ssa): Likewise.
845 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
846 process_for_unwind_directive): Likewise.
848 * df.c (FOR_ALL_BBS): Removed.
849 * gcse.c (struct null_pointer_info): Type of current_block field
851 (struct reg_avail_info): Type of last_bb field changed.
852 * config/ia64/ia64.c (block_num): Removed.
853 (need_copy_state): Type changed.
856 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
858 * cppinit.c (mark_named_operators): Split out from init_builtins.
859 (cpp_finish_options): Call it from here instead.
861 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
863 * builtin-attrs.def: Update copyright years.
864 (ATTR_NONNULL): New attribute identifier.
865 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
866 attribute tree lists.
867 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
869 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
870 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
871 attribute lists. Chain the appropriate nonnull attribute.
872 * c-format.c (check_format_arg): Remove null format string
874 * testsuite/gcc.dg/format/null-1.c: New test.
876 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
878 * Makefile.in (ADAC): Define.
880 (.SUFFIXES): Move before language makefile fragments.
881 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
883 2002-05-23 Mark Mitchell <mark@codesourcery.com>
885 * varasm.c (make_decl_rtl): Don't allow weak variables to be
888 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
890 * cfg.c (dump_flow_info): Print results of
891 maybe_hot/probably_never_executed predicates.
892 * toplev.c (open_dump_file): Print function frequency.
894 2002-05-23 David S. Miller <davem@redhat.com>
896 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
899 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
901 * c-common.c (warn_nonnull): Declare.
902 (c_common_attribute_table): Add "nonnull" attribute.
903 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
904 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
905 check_function_arguments_recurse): New functions.
906 * c-common.h (warn_nonnull): Declare extern.
907 (check_function_arguments, check_function_arguments_recurse): New
909 * c-decl.c (c_decode_option): Add -Wnonnull option.
910 * c-format.c (set_Wformat): Set warn_nonnull if enabling
912 (format_check_context): New structure.
913 (check_format_info_recurse): Remove recursion and rename to...
914 (check_format_arg): ...this. Update comment.
915 (check_format_info): Use check_function_arguments_recurse.
916 * c-typeck.c (build_function_call): Call check_function_arguments
917 instead of check_function_format.
918 * doc/extend.texi: Document "nonnull" attribute.
919 * doc/invoke.texi: Docuemnt -Wnonnull option.
920 * testsuite/gcc.dg/nonnull-1.c: New test.
921 * testsuite/gcc.dg/nonnull-2.c: New test.
923 2002-05-23 David S. Miller <davem@redhat.com>
925 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
926 * cfgcleanup.c (cleanup_cfg): If it is set do not
927 attempt to delete trivially dead insns.
928 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
929 * toplev.c (rest_of_compilation): Document non-trivial aspect
930 the RTL before optimize_save_area_alloca is run.
932 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
934 * c-lex.c (indent_level): Remove.
935 (cb_file_change, c_lex): Remove indent level handling.
936 * c-lex.h (indent_level): Remove.
937 * input.h (struct file_stack): Remove indent_level.
938 * toplev.c (push_srcloc): Remove indent_level handling.
940 2002-05-23 Jakub Jelinek <jakub@redhat.com>
943 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
944 of x in constraints for clarity.
945 (sse_mov?fcc split): abort if op2 == op3.
946 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
947 sse_movsfcc_const0_4): Add earlyclobber.
948 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
949 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
950 Use Y instead of x in constraints.
952 2002-05-23 Richard Henderson <rth@redhat.com>
954 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
955 (C++98 Thread-Local Edits): New subsection.
957 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
958 (ix86_arch): Set type to enum processor_type.
960 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
961 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
963 2002-05-23 Jakub Jelinek <jakub@redhat.com>
965 * configure.in: Fix as version test for binutils 2.12.1 releases
967 * configure: Rebuilt.
969 2002-05-23 Richard Henderson <rth@redhat.com>
971 * config/i386/i386.c (get_pic_label_name): New.
972 (load_pic_register): Remove.
973 (output_set_got): New.
974 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
975 * config/i386/i386.md (UNSPEC_SET_GOT): New.
976 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
977 (prologue_set_got, prologue_get_pc): Remove.
978 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
979 (builtin_setjmp_receiver): Use gen_set_got.
980 * config/i386/i386-protos.h: Update.
982 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
984 * gcse.c (hash_expr): Do not use alias set for hashing.
986 2002-05-22 Kevin Buettner <kevinb@redhat.com>
988 * dbxout.c (dbxout_class_name_qualifiers): New function.
989 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
991 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
993 * cpperror.c (_cpp_begin_message): No special casing
995 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
996 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
997 * cpplib.c (do_include_common): Use DL_ERROR.
998 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
1000 * fix-header.c (read_scan_file): Update.
1002 2002-05-22 Richard Henderson <rth@redhat.com>
1004 * config/i386/i386.c (ix86_expand_call): New function, extracted
1005 from md call patterns. Add pic_offset_table_rtx to
1006 CALL_INSN_FUNCTION_USAGE when needed.
1007 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
1008 (call_value_pop, call_value, untyped_call): Likewise.
1009 (call_exp, call_value_exp): Remove.
1010 * config/i386/i386-protos.h: Update.
1012 2002-05-22 Richard Henderson <rth@redhat.com>
1014 * varasm.c (default_section_type_flags): Check for VAR_DECL
1015 before using DECL_THREAD_LOCAL.
1017 2002-05-22 David Edelsohn <edelsohn@gnu.org>
1019 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
1020 (STARTFILE_SPEC): Delete PE crt0.o.
1021 * config/rs6000/aix51.h: Same.
1022 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
1023 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
1024 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
1025 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
1026 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
1028 2002-05-22 Richard Henderson <rth@redhat.com>
1030 * varasm.c (default_section_type_flags): Handle tls data and
1032 (default_unique_section): Handle tls sections.
1034 2002-05-23 Alan Modra <amodra@bigpond.net.au>
1036 * configure.in (CROSS): Define NATIVE_CROSS.
1037 * configure: Regenerate.
1038 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
1039 (startfile_prefix_spec): New var.
1040 (static_specs): Add startfile_prefix_spec.
1041 (do_spec_2): Split out from..
1043 (main): Process startfile_prefix_spec.
1044 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
1046 (STARTFILE_PREFIX_SPEC): Define.
1047 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
1050 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1052 * cpperror.c: Fix formatting.
1053 * cppexp.c: Likewise.
1054 * cppfiles.c: Likewise.
1055 * cpphash.c: Likewise.
1056 * cpphash.h: Likewise.
1057 * cppinit.c: Likewise.
1058 * cpplex.c: Likewise.
1059 * cpplib.c: Likewise.
1060 * cppmacro.c: Likewise.
1061 * cppmain.c: Likewise.
1062 * cppspec.c: Likewise.
1064 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1066 * combine.c (force_to_mode): Use gen_int_mode.
1067 Don't clear CONST_INT bits outside of mode.
1069 2002-05-22 Richard Henderson <rth@redhat.com>
1071 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
1072 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1074 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1077 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
1078 if DECL_SIZE_UNIT is INTEGER_CST.
1080 2002-05-22 Richard Henderson <rth@redhat.com>
1082 * flow.c (life_analysis): Delete broken reg_label check.
1084 2002-05-22 Richard Henderson <rth@redhat.com>
1086 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
1087 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1089 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
1091 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
1092 (embed-bb.c): New rule.
1093 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
1094 * config/sh/embed_bb.c: Delete.
1096 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
1098 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
1100 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1102 * config/h8300/h8300.md (*andorqi3): New.
1104 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1106 PR preprocessor/6517
1107 * Makefile.in: Update.
1108 * c-common.c (c_common_post_options): Add preprocessor
1109 errors to the error count.
1110 * c-lang.c (c_post_options): Kill.
1111 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1112 * hooks.h: Add header guards.
1113 * langhooks-def.h: Include hooks.h.
1114 (LANG_HOOKS_POST_OPTIONS): Update.
1115 * langhooks.h (struct lang_hooks): Update post_options.
1116 * toplev.c (parse_options_and_default_flags): Update.
1118 * objc-lang.c (objc_post_options): Kill.
1119 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1121 2002-05-21 Bruce Korb <bkorb@gnu.org>
1123 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
1124 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
1125 * fixinc/fixincl.x: regen.
1127 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
1129 * cfgbuild.c: Fix formatting.
1131 * cfgcleanup.c: Likewise.
1132 * cfglayout.c: Likewise.
1133 * cfgloop.c: Likewise.
1134 * cfgrtl.c: Likewise.
1136 2002-05-21 Richard Henderson <rth@redhat.com>
1138 * c-common.h (enum rid): Add RID_THREAD.
1139 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
1140 (grokdeclarator): Grok __thread.
1141 * c-parse.in (reswords): Add __thread.
1142 (rid_to_yy): Add RID_THREAD.
1144 * tree.h (DECL_THREAD_LOCAL): New.
1145 (struct tree_decl): Add thread_local_flag.
1146 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
1147 * tree.c (staticp): TLS variables are not static.
1149 * target-def.h (TARGET_HAVE_TLS): New.
1150 * target.h (have_tls): New.
1151 * output.h (SECTION_TLS): New.
1152 * varasm.c (assemble_variable): TLS variables can't be common for now.
1153 (default_section_type_flags): Handle .tdata and .tbss.
1154 (default_elf_asm_named_section): Handle SECTION_TLS.
1155 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
1157 * flags.h (flag_tls_default): Declare.
1158 * toplev.c (flag_tls_default): Define.
1159 (display_help): Display help for it.
1160 (decode_f_option): Set it.
1162 * doc/extend.texi (Thread-Local): New node describing language-level
1163 thread-local storage.
1164 * doc/invoke.texi (-ftls-model): Document.
1166 * fixinc/inclhack.def (thread_keyword): New.
1167 * fixinc/fixincl.x: Rebuild.
1169 2002-05-21 Jeffrey A Law <law@redhat.com>
1171 * optabs.c (expand_binop): For double-word integer multiplies,
1172 do not compute intermediate results into something that is
1173 not a register (such as a SUBREG or MEM).
1175 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
1176 (ix86_sched_reorder): Make sure to initialize scheduling
1177 data even when there's only one insn in the ready queue.
1179 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1181 * genautomata.c (reserv_sets_hash_value): Fix a typo.
1183 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1185 * genautomata.c (reserv_sets_hash_value): Define hash_value as
1186 set_el_t. Transform the hash value into unsigned.
1187 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
1188 (transform_3): Add code to process `(A,B)+(D,E)'.
1190 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
1192 * reload1.c (do_output_reload): Run delete_output_reload
1195 2002-05-21 Roger Sayle <roger@eyesopen.com>
1198 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
1199 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
1200 (can_store_by_pieces): ... and here to limit the largest mode used.
1201 Add a comment to document this function.
1203 2002-05-21 Richard Henderson <rth@redhat.com>
1205 * flow.c (life_analysis): Fix test for deleted label.
1207 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
1209 * doc/tm.texi: Fix typo.
1211 2002-05-21 Zack Weinberg <zack@codesourcery.com>
1213 * c-common.c (c_common_init): Set options->unsigned_char from
1215 (cb_register_builtins): Define __STRICT_ANSI__ and
1216 __CHAR_UNSIGNED__ here...
1217 * cppinit.c (init_builtins): Not here.
1218 (cpp_create_reader): unsigned_char option defaults to 0, not
1219 !DEFAULT_SIGNED_CHAR.
1220 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
1221 and -funsigned-char.
1223 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
1224 * cpphash.c (_cpp_init_hashtable): Don't set it.
1225 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
1226 directly. Clarify comment.
1228 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1230 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
1231 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
1232 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
1233 BASIC_BLOCK (n_basic_blocks - 1).
1234 * cfganal.c (can_fallthru, flow_call_edges_add,
1235 flow_preorder_transversal_compute): Too.
1236 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1237 find_sub_basic_blocks): Too.
1238 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
1239 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
1240 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
1241 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
1242 * combine.c (this_basic_block): Type changed to basic_block.
1243 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
1244 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
1245 get_last_value, distribute_notes, distribute_links): Too.
1246 * final.c (compute_alignments): Too.
1247 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
1248 * function.c (thread_prologue_and_epilogue_insns): Too.
1249 * gcse.c (compute_code_hoist_vbeinout): Too.
1250 * global.c (build_insn_chain): Too.
1251 * ifcvt.c (find_if_block, find_cond_trap): Too.
1252 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
1253 * regmove.c (regmove_optimize): Too.
1254 * resource.c (find_basic_block): Too.
1255 * sched-ebb.c (schedule_ebbs): Too.
1256 * ssa-dce.c (find_control_dependence, find_pdom): Too.
1258 2002-05-21 Andreas Jaeger <aj@suse.de>
1260 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
1262 2002-05-21 Richard Henderson <rth@redhat.com>
1264 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
1265 unspec names, not numbers.
1267 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1269 * doc/sourcebuild.texi: Mention snapshot-README and
1270 snapshot-index.html as needing updating for new front ends.
1272 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1274 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
1275 disabling checking, and avoid multiple evaluation of RTX.
1277 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
1279 * bitmap.c (bitmap_find_bit): Return early if we have the correct
1282 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1284 * profile.c (gen_edge_profiler): Set alias set before the memory is
1287 2002-05-20 David S. Miller <davem@redhat.com>
1289 * cselib.c (max_value_regs): New.
1290 (cselib_lookup, cselib_invalidate_regno): Initialize it when
1291 adding new entries to the REG_VALUES table and we are dealing with
1293 (clear_table): Initialize it.
1294 (cselib_invalidate_regno): Use it to determine which hard
1295 registers to scan when mode is not VOIDmode.
1297 2002-05-20 Duraid Madina <duraid@fl.net.au>
1299 * tradcpp.c (fixup_newlines): Use old-style function header.
1301 2002-05-20 Krister Walfridsson <cato@df.lth.se>
1303 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
1305 2002-05-20 H.J. Lu (hjl@gnu.org)
1307 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
1309 * config/mips/mips.h (DFMODE_NAN): Defined.
1310 (SFMODE_NAN): Likewise.
1312 2002-05-20 Dale Johannesen <dalej@apple.com>
1314 * combine.c (cant_combine_insn_p): Back out my
1317 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
1319 * params.c: Fix formatting.
1320 * params.h: Likewise.
1321 * predict.c: Likewise.
1322 * prefix.c: Likewise.
1323 * print-rtl.c: Likewise.
1324 * print-tree.c: Likewise.
1325 * profile.c: Likewise.
1327 2002-05-20 H.J. Lu (hjl@gnu.org)
1329 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
1331 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
1333 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
1334 switches straight on to the assembler, do not abbreviate them.
1335 * config/arm/elf.h (ASM_SPEC): As above.
1336 * config/arm/semi.h (ASM_SPEC): As above.
1337 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
1338 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
1339 -mcpu=xscale on to the assembler by default.
1340 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
1342 2002-05-20 Richard Henderson <rth@redhat.com>
1344 * cse.c (canon_hash): Reorder do_not_record test. Always
1345 allow pic_offset_table_rtx.
1347 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
1349 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
1350 (expand_binop): Ditto (3 times).
1352 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
1354 * Makefile.in (distclean): Remove QMTest stuff.
1355 (QMTEST_PATH): New variable.
1356 (QMTESTFLAGS): Likewise.
1357 (QMTESTRUNFLAGS): Likewise.
1359 (QMTEST_GPP_TESTS): Likewise.
1360 (QMTEST_DIR): Likewise.
1361 (QMTEST_DIR/context): New target.
1362 (qmtest-g++): Likeise.
1363 (qmtest-gui): Likewise.
1364 (QMTEST_DIR/gpp-expected.qmr): Likewise.
1366 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
1368 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
1369 an altivec register if TARGET_ALTIVEC.
1371 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
1372 to ALTIVEC_VECTOR_MODE.
1373 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
1374 (rs6000_va_arg): Vectors may go in registers if they are not
1377 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
1379 * protoize.c: Fix formatting.
1381 2002-05-19 Richard Henderson <rth@redhat.com>
1383 * gensupport.c (init_include_reader): Merge into ...
1384 (process_include): ... here. Simplify composite path creation.
1385 Plug memory leaks. Fix file/line number tracking. Do not
1386 process_define_cond_exec. Return void.
1387 (process_rtx): Don't check process_include return value.
1389 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1391 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
1393 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
1394 traversing basic block chain.
1395 (create_basic_block_structure, create_basic_block): Declaration changed.
1396 (link_block, unlink_block): Declare.
1397 * cfg.c (entry_exit_blocks): Initialize new fields.
1398 (link_block, unlink_block): New.
1399 (expunge_block_nocompact): Unlink basic block.
1400 (dump_flow_info): Print prev_bb/next_bb fields.
1401 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
1402 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
1403 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
1404 * cfgrtl.c (create_basic_block_structure, create_basic_block,
1405 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
1406 (verify_flow_info): Check that list agrees with numbering.
1408 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
1410 * c-common.c (preprocessing_asm): New macro.
1411 * c-lex.h (builtin_define, builtin_assert): Use pfile.
1415 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
1416 (CPP_SPEC): Simplify.
1417 (TARGET_CPU_CPP_BUILTINS): Update.
1418 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
1419 (CPP_SPEC): Simplify.
1420 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
1421 (TARGET_OS_CPP_BUILTINS): Update.
1422 * osf.h (CPP_XFLOAT_SPEC): Kill.
1423 (TARGET_OS_CPP_BUILTINS): Update.
1424 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
1425 * osf5.h (CPP_XFLOAT_SPEC): Kill.
1426 * vms.h (CPP_SUBTARGET_SPEC): Kill.
1427 (TARGET_OS_CPP_BUILTINS): Update.
1429 2002-05-19 Richard Henderson <rth@redhat.com>
1431 * varasm.c (default_binds_local_p): Fix typo.
1433 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
1435 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
1436 CONST_INT operand to the correct mode after adding 1 to it.
1438 2002-05-19 Mark Mitchell <mark@codesourcery.com>
1440 * config.gcc (powerpc-wrs-windiss*): New target.
1442 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1444 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
1447 2002-05-18 Mark Mitchell <mark@codesourcery.com>
1449 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
1451 * config.in: Regenerated.
1452 * configure: Regenerated.
1454 2002-05-19 Richard Henderson <rth@redhat.com>
1456 * target-def.h (TARGET_BINDS_LOCAL_P): New.
1457 * target.h (struct gcc_target): Move boolean fields to the end.
1459 * varasm.c (default_binds_local_p): New.
1460 * output.h: Declare it.
1462 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
1463 * config/cris/cris.c (cris_encode_section_info): Likewise.
1464 * config/i386/i386.c (i386_encode_section_info): Likewise.
1465 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
1466 * config/sh/sh.c (sh_encode_section_info): Likewise.
1468 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
1469 (TARGET_BINDS_LOCAL_P): New.
1471 2002-05-19 Richard Henderson <rth@redhat.com>
1473 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
1474 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
1475 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
1477 * toplev.c (display_help): Kill -a -ax help.
1479 * config/1750a/1750a.h, config/alpha/alpha.h,
1480 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
1481 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
1482 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
1483 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
1485 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
1486 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
1488 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
1489 (ix86_output_function_block_profiler): Kill.
1490 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
1491 (m68hc11_function_block_profiler): Kill.
1492 * config/m68hc11/m68hc11-protos.h: Update.
1493 * config/m88k/m88k.c (output_block_profiler): Kill.
1494 (output_function_block_profiler): Kill.
1495 * config/m88k/m88k-protos.h: Update.
1497 2002-05-19 Richard Henderson <rth@redhat.com>
1499 * system.h (STRIP_NAME_ENCODING): Poison it.
1500 * output.h (STRIP_NAME_ENCODING): Remove.
1501 (default_strip_name_encoding): Declare.
1502 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
1503 * target.h (strip_name_encoding): New.
1504 * varasm.c (default_strip_name_encoding): New.
1506 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
1507 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
1508 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
1509 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
1510 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
1511 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
1512 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
1513 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
1514 config/v850/v850.h: Use the hook, not the macro.
1516 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1517 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
1518 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
1519 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
1520 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
1521 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
1522 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
1523 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
1524 config/v850/v850.c, config/v850/v850.h:
1525 Move STRIP_NAME_ENCODING to out-of-line function and add
1526 TARGET_STRIP_NAME_ENCODING.
1528 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
1529 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
1530 with TARGET_STRIP_NAME_ENCODING referencing existing function;
1531 make function static.
1533 * xcoffout.c: Include target.h
1534 * Makefile.in (xcoffout.o): Update.
1536 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
1537 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
1538 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
1539 reloc argument unused.
1540 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
1542 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
1543 STRIP_NAME_ENCODING docs.
1545 2002-05-19 Andreas Jaeger <aj@suse.de>
1547 * gengenrtl.c: Add prototype for excluded_rtx.
1549 * real.h: Add prototype for exact_real_truncate.
1551 2002-05-18 Richard Henderson <rth@redhat.com>
1553 * system.h (ENCODE_SECTION_INFO): Poison it.
1554 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
1555 * target.h (encode_section_info): New.
1556 * varasm.c (make_decl_rtl, output_constant_def): Use it.
1557 * hooks.c (hook_tree_int_void): New.
1558 * hooks.h: Declare it.
1560 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1561 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
1562 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
1563 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
1564 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
1565 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
1566 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
1567 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
1568 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1569 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1570 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
1571 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
1572 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
1573 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
1574 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
1575 referencing existing function. Make function static.
1577 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
1578 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
1579 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
1580 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
1581 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
1582 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
1583 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
1584 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
1585 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
1586 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
1587 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
1588 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
1589 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
1590 Move ENCODE_SECTION_INFO to out-of-line function and add
1591 TARGET_ENCODE_SECTION_INFO.
1593 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
1594 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1596 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
1598 (switch_to_section): Replace in_rdata case with in_readonly_data.
1600 * config/h8300/h8300.c (h8300_encode_label): Make static.
1601 * config/h8300/h8300-protos.h: Update.
1603 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
1604 from rs6000_encode_section_info; make static.
1605 (rs6000_xcoff_encode_section_info): New.
1607 * config/v850/v850.c (v850_encode_data_area): Make static.
1608 * config/v850/v850-protos.h: Update.
1610 * config/vax/vax.c: Include flags.h.
1611 (vms_select_section): Fix typo.
1613 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
1614 ENCODE_SECTION_INFO docs.
1616 2002-05-18 Richard Henderson <rth@redhat.com>
1618 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
1619 REGISTER_TARGET_PRAGMAS.
1620 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
1622 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
1624 2002-05-18 Richard Henderson <rth@redhat.com>
1626 * system.h (SELECT_RTX_SECTION): Poison.
1627 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
1628 * target.h (select_rtx_section): New.
1629 * varasm.c (output_constant_pool): Use it.
1630 (default_select_rtx_section, default_elf_select_rtx_section): New.
1631 * output.h: Declare them.
1633 * config/darwin.h (SELECT_RTX_SECTION): Move ...
1634 * config/darwin.c (machopic_select_rtx_section): ... here.
1635 * config/darwin-protos.h: Update.
1637 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
1638 * config/nextstep.c (machopic_select_rtx_section): ... here.
1639 (nextstep_select_section): Rename variable to avoid macro clash.
1640 * config/nextstep-protos.h: Update.
1642 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
1643 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
1644 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
1645 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
1646 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
1647 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
1648 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
1649 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
1650 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
1651 (SELECT_RTX_SECTION): Remove.
1653 * config/darwin.h, config/elfos.h, config/nextstep.h,
1654 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
1655 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
1656 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
1657 config/sparc/lynx.h, config/xtensa/xtensa.c
1658 (TARGET_ASM_SELECT_RTX_SECTION): New.
1660 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
1661 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
1662 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
1663 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
1664 (ia64_aix_select_rtx_section): New.
1665 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
1667 * config/mips/mips.c (mips_select_rtx_section): Make static.
1668 Support ELF SHF_MERGE features.
1669 * config/mips/mips-protos.h: Update.
1670 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
1671 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
1672 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
1673 make static, fall back to default_elf_select_rtx_section.
1674 * config/rs6000/rs6000-protos.h: Update.
1675 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
1676 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
1677 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
1678 * config/romp/romp.c (romp_select_rtx_section): New.
1679 * config/s390/s390.c (s390_select_rtx_section): New.
1680 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
1681 declarations before target macro definition.
1682 (xtensa_emit_call): Use static buffer.
1683 (xtensa_select_rtx_section): New.
1684 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
1685 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
1686 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
1688 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
1689 SELECT_RTX_SECTION docs.
1691 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1693 * i386.md (movsi/movdi): Fix template.
1694 (sse2 patterns): Set attributes consistently.
1696 * i386.md (pushqi2, ashrqi_*): Fix constraint.
1698 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
1700 * optabs.c (complex_part_zero_p): New.
1701 * (expand_cmplxdiv_straight): Use it.
1702 * (expand_cmplxdiv_wide): Ditto.
1703 * (expand_binop): Ditto.
1705 2002-05-18 Richard Henderson <rth@redhat.com>
1707 * final.c (HAVE_READONLY_DATA_SECTION): New.
1708 (shorten_branches): Use it instead of ifdefs.
1709 * varasm.c (enum in_section): Add in_readonly_data.
1710 (text_section, data_section): Tidy.
1711 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
1713 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
1714 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
1715 (READONLY_DATA_SECTION): Don't undef.
1717 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
1718 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
1719 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
1721 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
1722 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
1723 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
1724 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
1726 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
1727 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
1728 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
1729 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
1730 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
1731 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
1732 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
1733 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
1734 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
1736 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
1737 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
1738 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
1739 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
1740 config/pa/pa64-hpux.h, config/sparc/litecoff.h
1741 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
1743 * config/elfos.h, config/netware.h, config/svr3.h,
1744 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
1745 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
1746 config/h8300/h8300.h, config/i386/i386-interix.h,
1747 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
1748 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
1750 * config/elfos.h, config/netware.h, config/svr3.h,
1751 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
1752 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
1753 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
1754 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
1756 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
1757 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
1758 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
1759 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
1760 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
1761 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
1762 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
1763 config/rs6000/sysv4.h, config/v850/v850.h
1764 (EXTRA_SECTIONS): Remove in_const/in_rdata.
1765 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
1767 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
1768 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
1769 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
1770 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
1771 * config/alpha/alpha.c (alpha_start_function): Likewise.
1772 (alpha_write_linkage): Likewise.
1773 * config/m32r/m32r.c (m32r_select_section): Likewise.
1774 * config/m88k/m88k.c (m88k_select_section): Likewise.
1775 * config/mips/mips.c (mips_select_rtx_section): Likewise.
1776 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
1777 (rs6000_elf_select_section): Likewise.
1778 * config/v850/v850.c (v850_select_section): Likewise.
1780 * config/1750a/1750a.h, config/i860/sysv3.h
1781 (READONLY_DATA_SECTION_ASM_OP): New.
1782 READONLY_DATA_SECTION_ASM_OP.
1783 * config/i386/interix.c, config/i386/winnt.c
1784 (i386_pe_unique_section): Always use .rdata prefix.
1785 * config/pa/som.h (readonly_data): Always switch to read-only section.
1786 (READONLY_DATA_SECTION): Predicate on flag_pic.
1787 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
1788 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
1789 (READONLY_DATA_SECTION): Update.
1791 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
1793 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
1794 is used without -Wformat.
1795 * c-common.h (warn_format_zero_length): Declare extern.
1796 * c-decl.c (warn_options): Add "format-zero-length".
1797 * c-format.c (warn_format_zero_length): Declare.
1798 (set_Wformat): Set warn_format_zero_length for -Wformat.
1799 (check_format_info): Only warn about zero-length formats if
1800 warn_format_zero_length is true. Include the format type
1801 name in the warning message.
1802 * doc/invoke.texi: Document -Wformat-zero-length.
1803 * testsuite/gcc.dg/format/zero-length-1.c: New test.
1805 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
1807 * timevar.c: Fix formatting.
1808 * tlink.c: Likewise.
1809 * toplev.c: Likewise.
1810 * tree-dump.c: Likewise.
1811 * tree-inline.c: Likewise.
1813 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
1815 * cppinit.c (cpp_post_options): If preprocessed, turn off
1816 traditional. If traditional, turn off column numbers.
1817 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
1818 * cpptrad.c (handle_newline): Update line_base.
1819 (skip_comment): Handle -Wcomment.
1821 2002-05-17 Zack Weinberg <zack@codesourcery.com>
1823 * cppinit.c (struct builtin): Remove unused fields.
1824 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
1825 (operator_array): New - was second half of builtin_array.
1826 (init_builtins): Simplify loop over builtin_array/operator_array.
1828 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
1830 * defaults.h (UNIQUE_SECTION): Remove.
1831 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
1833 2002-05-17 Richard Henderson <rth@redhat.com>
1835 * expr.c (init_expr_once): Don't use start/end_sequence.
1836 Use rtx_alloc instead of emit_insn.
1837 * toplev.c (lang_dependent_init): Run init_expr_once here ...
1838 (lang_independent_init): ... not here.
1840 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
1842 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
1844 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
1846 * config/avr/avr.c (avr_regs_to_save): New function. Also check
1847 for fixed registers, possibly used for global register variables.
1848 (initial_elimination_offset, avr_output_function_prologue,
1849 avr_output_function_epilogue): Move common code to avr_regs_to_save.
1851 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
1853 * Makefile.in: Update for cpptrad.c.
1854 * cpphash.h (struct cpp_buffer): New members for buffer
1856 (struct cpp_reader): New members for traditional output.
1857 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
1858 * cppinit.c (cpp_create_reader): Set trad_line.
1859 (cpp_destroy): Free trad_out_base if used.
1860 (cpp_read_main_file): Overlay an empty buffer if traditional.
1861 (cpp_finish_options): Don't do builtins.
1862 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
1863 (cpp_handle_option): Handle it.
1864 * cpplex.c (continue_after_nul): New.
1865 (_cpp_lex_direct): Use handle_nul.
1866 * cpplib.h (struct cpp_options): New traditional option.
1867 * cpptrad.c: New file.
1869 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
1871 * c-common.c (c_common_init_options): Use C89 for Objective-C,
1872 and set the options flag.
1873 * cppinit.c (lang_flags): Remove objc.
1874 (lang_defaults): Remove OBJC and OBJCXX.
1876 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
1877 (cpp_handle_option): Remove -+ and -lang-objc++.
1878 For ObjC, just set a flag.
1879 (print_help): Update.
1880 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
1882 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1884 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
1885 bootstrap with -mips3.
1887 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
1889 * final.c: Fix formatting.
1890 * fix-header.c: Likewise.
1892 * fold-const.c: Likewise.
1893 * function.c: Likewise.
1895 2002-05-17 David S. Miller <davem@redhat.com>
1897 PR c/6689, PR optimization/6615
1898 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
1899 and make it a pointer to rtx. Update comments.
1900 (update_equiv_regs): When scanning for equivalences, record
1901 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
1902 it while making the equiv replacements.
1904 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1906 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
1908 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
1910 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
1911 when encoding visibility into SYMBOL_REF_FLAG.
1913 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
1915 * expr.c (force_operand): Fix reversed move.
1917 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
1919 * doc/install.texi (Testing): Mention two common DejaGnu warnings
1920 that can be ignored.
1922 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1924 * doc/install.texi (Final install): Recommend to install into a
1925 "clean" target directory.
1927 2002-05-17 Richard Henderson <rth@redhat.com>
1929 * config/ia64/ia64.md: Use braced strings instead of quoted strings
1930 for code blocks. Tidy whitespace.
1932 2002-05-17 Richard Henderson <rth@redhat.com>
1934 * hooks.c (hook_tree_bool_false): New.
1935 * hooks.h: Declare it.
1936 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
1937 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
1938 * target.h (select_section, unique_section): New.
1939 (in_small_data_p): New.
1940 * varasm.c (resolve_unique_section): Use hooks instead of macros.
1941 (variable_section, output_constant_def_contents): Likewise.
1942 (default_select_section, default_unique_section): New.
1943 (categorize_decl_for_section, default_elf_select_section): New.
1944 * output.h: Declare them.
1946 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
1947 (TARGET_ASM_SELECT_SECTION): New.
1948 (SELECT_SECTION): Move ...
1949 * config/darwin.c (machopic_select_section): ... here.
1950 * config/darwin-protos.h: Update.
1952 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
1953 (SELECT_SECTION): Move ...
1954 * config/nextstep.c (nextstep_select_section): ... here.
1955 * config/nextstep-protos.h: Update.
1957 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
1958 (TARGET_ASM_SELECT_SECTION): New.
1959 * config/svr3.h (SELECT_SECTION): Remove.
1961 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
1962 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
1963 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
1964 (alpha_encode_section_info): Use it.
1965 * config/alpha/alpha-protos.h: Update.
1966 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
1967 (SELECT_SECTION, UNIQUE_SECTION): Remove.
1968 (TARGET_ASM_SELECT_SECTION): New.
1969 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
1971 * config/arm/pe.h (UNIQUE_SECTION): Remove.
1972 (TARGET_ASM_UNIQUE_SECTION): New.
1974 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
1975 (avr_unique_section): Rename from unique_section; make static.
1976 * config/avr/avr-protos.h: Update.
1977 * config/avr/avr.h (UNIQUE_SECTION): Remove.
1979 * config/c4x/c4x.h (SELECT_SECTION): Remove.
1981 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
1982 (TARGET_ASM_UNIQUE_SECTION): New.
1983 * config/i386/i386-interix.h: Likewise.
1984 * config/i386/win32.h: Likewise.
1985 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
1986 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
1987 * config/i386/sco5.h (SELECT_SECTION): Remove.
1988 (TARGET_ASM_SELECT_SECTION): New.
1989 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
1991 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
1992 instead of SELECT_SECTION.
1993 * config/m68k/dpx2.h: Likewise.
1994 * config/rs6000/lynx.h: Likewise.
1996 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
1997 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
1998 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
1999 (ia64_in_small_data_p): New.
2000 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
2001 (ia64_aix_select_section, ia64_aix_unique_section): New.
2002 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
2003 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2005 * config/m32r/m32r.h (SELECT_SECTION): Remove.
2006 (TARGET_ASM_SELECT_SECTION): New.
2007 * config/m32r/m32r.c (m32r_select_section): Take align argument.
2008 * config/m32r/m32r-protos.h: Update.
2010 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
2011 (SELECT_SECTION): Move ...
2012 * config/m88k/m88k.c (m88k_select_section): ... here.
2014 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
2015 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
2016 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
2017 (mcore_unique_section): Make static.
2018 * config/mcore/mcore-protos.h: Update.
2020 * config/mips/elf.h (UNIQUE_SECTION): Remove.
2021 (TARGET_ASM_UNIQUE_SECTION): New.
2022 * config/mips/elf64.h: Likewise.
2023 * config/mips/iris6gld.h: Likewise.
2024 * config/mips/linux.h: Likewise.
2025 * config/mips/mips-protos.h: Update.
2026 * config/mips/mips.c (mips_select_section): Add align argument.
2027 * config/mips/mips.h (SELECT_SECTION): Remove.
2028 (TARGET_ASM_SELECT_SECTION): New.
2030 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2031 * config/mmix/mmix.c (mmix_select_section): Remove.
2032 (mmix_unique_section): Remove.
2033 * config/mmix/mmix-protos.h: Update.
2035 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
2036 (SELECT_SECTION): Move ...
2037 * config/pa/pa.c (pa_select_section): ... here.
2038 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
2040 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
2041 from rs6000_select_section and make static.
2042 (rs6000_elf_unique_section): Similarly.
2043 (rs6000_xcoff_select_section): From xcoff.h.
2044 (rs6000_xcoff_unique_section): Likewise.
2045 * config/rs6000/rs6000-protos.h: Update.
2046 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2047 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2048 * config/rs6000/xcoff.h: Likewise.
2050 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
2051 (SELECT_SECTION): Move ...
2052 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
2054 * config/v850/v850.h (SELECT_SECTION): Move ...
2055 * config/v850/v850.c (v850_select_section): ... here.
2056 (TARGET_ASM_SELECT_SECTION): New.
2058 * config/vax/vms.h (SELECT_SECTION): Move ...
2059 * config/vax/vax.c (vms_select_section): ... here.
2060 (TARGET_ASM_SELECT_SECTION): New.
2062 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
2063 for the target hooks.
2065 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
2067 * config/arm/arm.c (emit_multi_reg_push): Do not set
2068 RTX_FRAME_RELATED_P on the SEQUENCE.
2070 2002-05-16 Richard Henderson <rth@redhat.com>
2072 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
2073 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
2075 2002-05-16 Richard Henderson <rth@redhat.com>
2077 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
2079 * config/ia64/ia64.c (saveable_obstack): Do not declare.
2081 2002-05-16 Richard Henderson <rth@redhat.com>
2083 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
2084 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
2085 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
2086 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
2087 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
2088 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
2089 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
2090 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
2091 Revert "Basic block renumbering removal", and two followup patches.
2093 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2095 * lcm.c (optimize_mode_switching): Revert previous change.
2097 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2099 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
2100 with only extant block numbers.
2102 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2104 * lcm.c (optimize_mode_switching): Fix typo.
2106 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2108 * flow.c (calculate_global_regs_live): Queue blocks in program order.
2110 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2112 * doc/install.texi (Configuration): Document PWDCMD.
2114 2002-05-16 Dale Johannesen <dalej@apple.com>
2116 * combine.c (cant_combine_insn_p): Reenable combinations
2117 involving hard regs unless CLASS_LIKELY_SPILLED_P.
2119 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2121 * c-common.c (cb_register_builtins): Handle more built-ins
2122 here rather than in gcc.c specs.
2123 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
2124 (cpp_options): Pass -O flags even when only preprocessing.
2125 * toplev.c (set_fast_math_flags): New prototype.
2126 (fast_math_flags_set_p): New.
2127 (set_no_fast_math_flags): Remove.
2128 (decode_f_option): Update.
2129 * toplev.h (set_fast_math_flags): Update.
2130 (fast_math_flags_set_p): New.
2131 (set_no_fast_math_flags): Remove.
2133 * c4x/c4x.c (c4x_override_options): Update.
2135 2002-05-16 Zack Weinberg <zack@codesourcery.com>
2137 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
2138 Default-define here.
2139 (builtin_define_with_value): Can now wrap the expansion in
2140 quotation marks if such is wanted.
2141 (cb_register_builtins): Update calls to builtin_define_with_value.
2142 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
2144 (c_common_init): Set options->stdc_0_in_system_headers.
2145 * c-lex.h: Update prototype of builtin_define_with_value.
2146 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
2147 and REGISTER_PREFIX.
2149 * cppinit.c (VERS, ULP, C, X): Kill.
2150 (builtin_array): Remove entries for __VERSION__,
2151 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
2152 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
2154 (init_builtins): Kill off a bunch of now-dead code.
2155 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
2156 -fno-leading-underscore.
2157 (cpp_handle_option): Remove code to set user_label_prefix.
2158 (cpp_post_options): Likewise.
2160 * cpplib.h (struct cpp_options): Remove user_label_prefix.
2161 (stdc_0_in_system_headers): New.
2162 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
2163 stdc_0_in_system_headers) too to decide the value of __STDC__.
2165 * tradcpp.c (user_label_prefix): Kill.
2166 (main): Remove code handling -f(no-)leading-underscore.
2167 (initialize_builtins): Don't define __REGISTER_PREFIX__
2168 or __USER_LABEL_PREFIX__.
2169 (install_value): Wrap compound statement in dummy loop so the
2170 macro works properly in an if statement.
2173 2002-05-16 Janis Johnson <janis187@us.ibm.com>
2175 * loop.h (struct loop_info): Add member has_prefetch.
2176 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
2177 (prescan_loop): Initialize has_prefetch.
2178 (struct prefetch_info): Change prefetch_in_loop and
2179 prefetch_before_loop from bit fields to ints.
2180 (emit_prefetch_instructions): Several small fixes.
2181 (check_dbra_loop): Don't reverse loop that uses prefetch.
2183 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2185 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
2186 * configure.in: Likewise.
2187 * fixinc/check.tpl: Likewise.
2188 * fixinc/fixinc.dgux: Likewise.
2189 * fixinc/fixinc.svr4: Likewise.
2190 * fixinc/fixinc.winnt: Likewise.
2191 * fixinc/fixincl.sh: Likewise.
2192 * fixproto: Likewise.
2193 * configure: Regenerate.
2195 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2197 Basic block renumbering removal:
2198 * basic_block.h (struct basic_block_def): Renamed index to sindex,
2199 added prev_bb and next_bb fields.
2200 (n_basic_blocks): Renamed to num_basic_blocks.
2201 (last_basic_block): New, index of last basic block.
2202 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2203 traversing basic block chain.
2204 (BLOCK_NUM): index -> sindex.
2205 (create_basic_block_structure, create_basic_block): Declaration changed.
2206 (debug_num2bb): Declare.
2207 (expunge_block_nocompact): Declaration removed.
2208 (link_block, unlink_block, compact_blocks): Declare.
2209 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
2210 * cfg.c (entry_exit_blocks): Initialize new fields.
2211 (clear_edges, alloc_block, expunge_block, cached_make_edge,
2212 redirect_edge_pred, dump_flow_info, dump_edge_info,
2213 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
2214 free_aux_for_edges): Modified.
2215 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
2216 (expunge_block_nocompact): Removed.
2217 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
2218 find_unreachable_blocks, create_edge_list, print_edge_list,
2219 verify_edge_list, flow_edge_list_print, remove_fake_successors,
2220 remove_fake_edges, flow_reverse_top_sort_order_compute,
2221 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2222 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
2223 flow_dfs_compute_reverse_execute): Modified.
2224 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
2225 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
2227 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2228 merge_blocks_move_predecessor_nojumps,
2229 merge_blocks_move_successor_nojumps, merge_blocks,
2230 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
2231 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
2232 * cfglayout.c (skip_insns_after_block, label_for_bb,
2233 record_effective_endpoints, scope_to_insns_finalize,
2234 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
2235 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
2236 cfg_layout_duplicate_bb): Modified.
2237 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
2238 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2239 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
2240 flow_loops_find, flow_loop_outside_edge_p): Modified.
2241 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2242 flow_delete_block, compute_bb_for_insn, split_block,
2243 try_redirect_by_replacing_jump, redirect_edge_and_branch,
2244 force_nonfallthru_and_redirect, tidy_fallthru_edge,
2245 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
2246 commit_edge_insertions, commit_edge_insertions_watch_calls,
2247 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2248 purge_all_dead_edges): Modified.
2249 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
2250 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
2251 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
2253 * conflict.c (conflict_graph_compute): Modified.
2254 * df.c (FOR_ALL_BBS): Removed.
2255 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
2256 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
2257 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
2258 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
2259 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
2260 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
2261 * final.c (compute_alignments, final_scan_insn): Modified.
2262 * flow.c (verify_local_live_at_start, update_life_info,
2263 update_life_info_in_dirty_blocks, free_basic_block_vars,
2264 delete_noop_moves, calculate_global_regs_live,
2265 initialize_uninitialized_subregs, allocate_bb_life_data,
2266 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
2267 mark_used_reg, count_or_remove_death_notes): Modified.
2268 * function.c (thread_prologue_and_epilogue_insns): Modified.
2269 * gcse.c (struct null_pointer_info): Change typo of current_block
2271 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
2272 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
2273 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
2274 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
2275 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
2276 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
2277 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
2278 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
2279 pre_delete, one_pre_gcse_pass, compute_transpout,
2280 invalidate_nonnull_info, delete_null_pointer_checks_1,
2281 free_code_hoist_mem, compute_code_hoist_vbeinout,
2282 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
2283 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
2284 compute_store_table, build_store_vectors, insert_insn_start_bb,
2285 insert_store, replace_store_insn, free_store_memory, store_motion):
2287 * global.c (global_alloc, global_conflicts, mark_elimination,
2288 build_insn_chain): Modified.
2289 * graph.c (print_rtl_graph_with_bb): Modified.
2290 * haifa-sched.c (sched_init): Modified.
2291 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
2292 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
2293 if_convert): Modified.
2294 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
2295 compute_insert_delete, pre_edge_lcm, compute_available,
2296 compute_farthest, compute_nearerout, compute_rev_insert_delete,
2297 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
2299 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
2300 * loop.c (loop_dump_aux): Modified.
2301 * predict.c (combine_predictions_for_insn, estimate_probability,
2302 last_basic_block_p, process_note_prediction, process_note_predictions,
2303 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
2304 expensive_function_p, estimate_bb_frequencies,
2305 compute_function_frequency): Modified.
2306 * print-rtl.c (print_rtx): Modified.
2307 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
2308 get_exec_counts, compute_branch_probabilities, compute_checksum,
2309 branch_prob, find_spanning_tree): Modified.
2310 * recog.c (split_all_insns, peephole2_optimize): Modified.
2311 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
2312 convert_regs_1, convert_regs_2, convert_regs): Modified.
2313 * regclass.c (scan_one_insn, regclass): Modified.
2314 * regmove.c (mark_flags_life_zones, regmove_optimize,
2315 combine_stack_adjustments): Modified.
2316 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
2317 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
2318 * reorg.c (dbr_schedule): Modified.
2319 * resource.c (find_basic_block, init_resource_info): Modified.
2320 * sbitmap.c (sbitmap_intersection_of_succs,
2321 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2322 sbitmap_union_of_preds): Modified.
2323 * sched-deps.c (init_dependency_caches): Modified.
2324 * sched-ebb.c (schedule_ebbs): Modified.
2325 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
2326 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
2327 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
2328 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
2329 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
2330 ssa_const_prop): Modified.
2331 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
2332 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
2333 * ssa.c (remove_phi_alternative, find_evaluations,
2334 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
2335 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
2336 make_regs_equivalent_over_bad_edges,
2337 make_equivalent_phi_alternatives_equival,
2338 compute_conservative_reg_partition,
2339 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
2340 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
2343 2002-05-16 Mark Mitchell <mark@codesourcery.com>
2345 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
2347 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
2349 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
2350 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2351 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
2352 calling CONSTANT_POOL_ADDRESS_P.
2353 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
2354 to decide whether to define __arm__ or __thumb.
2355 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
2356 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2358 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2360 * config/arc/arc.h (CPP_PREDEFINES): Remove.
2362 (TARGET_CPU_CPP_BUILTINS): New.
2364 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2366 * cpphash.h (cpp_macro): Move here, and make expansion a union.
2367 * cppmacro.c (cpp_macro): Remove.
2368 (enter_macro_context, replace_args, warn_of_redefinition,
2369 _cpp_create_definition, cpp_macro_definition): Update.
2371 2002-05-16 Jason Merrill <jason@redhat.com>
2373 * config/mips/mips.c (mips_output_external): Don't do sdata
2374 optimization for a variable with DECL_COMDAT set.
2376 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2378 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
2379 Cleanups for accepting modifiers on pointers.
2380 Fix predicate typos.
2381 Allow long pointers as well as int pointers.
2383 2002-05-15 Richard Henderson <rth@redhat.com>
2385 * varasm.c (merge_weak): Remove special case for extern and common.
2387 2002-05-15 Matt Hiller <hiller@redhat.com>
2389 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
2391 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
2392 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
2393 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
2394 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
2395 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
2396 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
2398 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2400 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
2402 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2404 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
2405 ("altivec_mfvscr"): Read from VSCR.
2407 Add vscr sets for the following insns: altivec_vctuxs,
2408 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
2409 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
2410 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
2411 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
2412 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
2413 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
2414 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
2415 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
2416 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
2417 altivec_vsum2sws, altivec_vsumsws.
2419 * config/rs6000/rs6000.h: Add VSCR fixed register.
2420 (CALL_REALLY_USED_REGISTERS): Add vscr.
2421 (CALL_USED_REGISTERS): Same.
2422 (FIXED_REGISTERS): Same.
2423 (REG_ALLOC_ORDER): Same.
2424 (reg_class): Add VSCR_REGS.
2425 (REG_CLASS_NAMES): Same.
2426 (REG_CLASS_CONTENTS): Same.
2428 (REGISTER_NAMES): Add vscr.
2429 (DEBUG_REGISTER_NAMES): Same.
2430 (ADDITIONAL_REGISTER_NAMES): Same.
2431 (FIRST_PSEUDO_REGISTER): Increment.
2432 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
2434 2002-05-15 Jakub Jelinek <jakub@redhat.com>
2436 * fold-const.c (fold): Fix a typo.
2438 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
2440 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
2441 comparison against the highest or lowest integer value before
2442 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
2443 transformation and that of an unsigned comparison against 0
2446 2002-05-15 Richard Henderson <rth@redhat.com>
2448 * varasm.c (merge_weak): Error for any weakening after definition.
2449 Adjust weakening after use warning to catch more cases.
2450 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
2451 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
2453 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
2455 * invoke.texi (-malign-double): Re-add lost warning.
2457 * i386-protos.h (x86_output_mi_thunk): Declare.
2458 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
2459 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
2461 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
2462 when flag_asynchronous_unwind_tables is set.
2464 * flags.h (flag_reorder_functions): Declare.
2465 * function.c (prepare_function_start): Initialize frequnecy.
2466 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
2467 * Makefile.in (predict.o): Add dependency on target.h and params.h
2468 * defaults.h (HOT_TEXT_SECTION_NAME,
2469 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
2470 * predict.c (choose_function_section): New function.
2471 (estimate_bb_frequencies): Use it.
2472 * toplev.c (flag_reorder_functions): New global variable.
2473 (lang_independent_options): New.
2474 (parse_options_and_default_flags): Set.
2475 * varasm.c (assemble_start_function): Bypass functdion alignment
2476 for never executed functions.
2477 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
2478 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
2479 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2482 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
2484 * predict.c: Inlude profile.h
2485 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
2486 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
2487 Use the information about maximal counter in the program.
2489 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
2491 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
2492 probably_never_executed_bb_p): New functions.
2493 * cfgcleanup.c (outgoing_edges_match): Use them.
2494 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
2495 (maybe_hot_bb_p, probably_cold_bb_p,
2496 probably_never_executed_bb_p): New functions.
2498 * function.h (function): Add new field function_frequency.
2499 * predict.c (compute_function_frequency): New function.
2500 (estimate_probability): Call it.
2502 2002-03-09 Jakub Jelinek <jakub@redhat.com>
2504 PR optimization/5172, optimization/5200
2505 * gcse.c (gcse_main): Disable store_motion.
2507 2002-05-14 Zack Weinberg <zack@codesourcery.com>
2509 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
2510 (c_common_nodes_and_builtins): Use it.
2511 (builtin_define_with_value): New function.
2512 (cb_register_builtins): Define __SIZE_TYPE__,
2513 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
2514 using builtin_define_with_value. Use consistent notation when
2515 defining __GXX_WEAK__.
2516 (WCHAR_TYPE_SIZE): Don't redefine.
2517 (combine_strings): Don't use WCHAR_TYPE_SIZE.
2519 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
2520 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
2521 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
2522 * tradcpp.c (initialize_builtins): Likewise.
2523 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
2525 * c-lex.h (builtin_define_with_value): Prototype.
2526 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
2527 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
2528 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
2530 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
2531 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
2532 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
2533 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
2534 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
2535 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
2536 config/sparc/sol2-bi.h, config/sparc/sparc.h:
2537 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
2538 to __SIZE_TYPE__ etc from all spec strings. When this makes
2539 extra specs empty, delete them.
2541 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2543 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
2544 for PA8000 or generating dwarf2 call frame information.
2545 (output_call): Remove DO_FRAME_NOTES check from return pointer
2547 (following_call): Return 0 when scheduling for PA8000 or generating
2548 dwarf2 call frame information. Revise comment.
2550 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2553 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
2554 and __IEEE_FP_INEXACT as appropriate.
2555 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
2556 (CPP_SPEC): Remove ieee defines.
2557 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
2559 2002-05-14 Richard Henderson <rth@redhat.com>
2561 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
2562 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
2564 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2566 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
2568 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
2569 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
2570 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
2571 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
2572 (EXTRA_SPECS): Update.
2573 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
2574 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
2575 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
2576 define TARGET_OS_CPP_BUILTINS if necessary.
2578 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2580 * gcc.c (cpp_options): Must pass -m* and -f* options
2581 to the front end even when only preprocessing.
2582 (cc1_options): Remove redundant -lang-c.
2583 * tradcpp.c (main): Ignore -m options.
2585 * lang-specs.h: Similarly.
2587 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
2589 * genautomata.c (transform_3): Add code for transformation
2590 `(A,B,...)+C -> A+C,B,...'.
2592 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
2594 * final.c (end_final): Do not output profile_arcs constructor, when
2595 no functions are instrumented.
2597 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
2599 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
2601 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2603 * doc/install.texi: Remove special markup originally required for
2604 HTML generation with texi2html.
2606 2002-05-14 Andreas Schwab <schwab@suse.de>
2608 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
2610 (UNIQUE_SECTION): Define to get small data correctly.
2612 * varasm.c (resolve_unique_section): Add third parameter
2613 flag_function_or_data_sections and use it instead of
2614 flag_function_sections.
2615 (assemble_start_function): Pass flag_function_sections.
2616 (asm_emit_uninitialised): Pass flag_data_sections.
2617 (assemble_variable): Likewise.
2619 2002-05-14 Richard Henderson <rth@redhat.com>
2621 * config/i386/i386.md: Use define_constants for unspec numbers.
2622 * config/i386/i386.c: Likewise.
2624 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2626 * doc/contrib.texi: Update my entry.
2628 2002-05-13 Mark Mitchell <mark@codesourcery.com>
2630 * fixinc/inclhack.def (winidss_valist): Limit applicability.
2631 * fixinc/fixincl.x: Regenerated.
2632 * fixinc/tests/base/math.h: Update.
2633 * fixinc/tests/base/testing.h: Likewise.
2635 2002-05-13 Zack Weinberg <zack@codesourcery.com>
2637 * genattr.c (gen_attr): Don't emit a comma after the last
2640 2002-05-13 Richard Henderson <rth@redhat.com>
2642 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
2644 * recog.c (peephole2_optimize): Likewise.
2646 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
2648 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
2651 2002-05-13 Jeffrey A Law (law@redhat.com)
2653 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
2654 Update prototype and callers.
2655 (propagate_one_insn): Stack pointer adjustments kill MEMs on
2656 the mem_set_list which reference the stack pointer, as do
2657 calls to constant functions as they may clobber outgoing
2660 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
2662 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
2663 (ia32_multipass_dfa_lookahead): New function.
2665 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2667 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
2668 (translate_options): Remove 'V'.
2669 (process_command): Similarly.
2671 * invoke.texi: Remove documentation of 'V'.
2673 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
2675 * config/s390/linux.h: Revert 2002-04-22 changes.
2677 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
2679 * config/fr30/fr30.md: Only allow splits of immediate loads
2680 if the destination is a register.
2682 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2684 * Makefile.in (c-common.o, cppinit.o): Update.
2685 * c-common.c: Include except.h.
2686 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
2687 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
2688 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
2689 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
2690 CPP_PREDEFINES): Handle here.
2692 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
2693 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
2694 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
2695 TARGET_OS_CPP_BUILTINS.
2696 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
2697 (CPP_SPEC, EXTRA_SPECS): Update.
2698 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
2699 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
2700 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
2701 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
2702 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
2704 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
2705 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
2707 2002-05-12 Zack Weinberg <zack@codesourcery.com>
2709 * emit-rtl.c (global_rtl): Update comment.
2710 (const_double_htab, const_double_htab_hash,
2711 const_double_htab_hash, lookup_const_double): New.
2712 (const_int_htab_hash, const_int_htab_eq): Remove const
2713 qualifiers, which cause tons of warnings with RTL checking on.
2714 (gen_rtx_CONST_DOUBLE): Deleted.
2715 (const_double_from_real_value): New function - bears some
2716 resemblance to the former immed_real_const_1.
2717 (immed_double_const): Moved here from varasm.c and
2719 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
2720 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
2721 (gen_rtx): Use immed_double_const.
2722 (init_emit_once): Initialize the const_double_htab. Use
2723 REAL_VALUE_FROM_INT where possible. Can now use
2724 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
2725 * varasm.c (struct varasm_status): Remove x_const_double_chain.
2726 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
2727 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
2728 (init_varasm_status, mark_varasm_status): Don't touch
2729 x_const_double_chain.
2731 * output.h: Delete prototype for clear_const_double_mem.
2732 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
2733 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
2734 const_double_from_real_value, not immed_real_const_1, and use
2735 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
2737 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
2738 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
2739 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
2740 (gen_rtx_REG): Second arg is unsigned.
2742 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
2743 (excluded_rtx): New, return true for CONST_DOUBLE.
2744 (genmacro): Write nothing for excluded codes.
2745 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
2746 * expr.c (expand_expr): Likewise.
2747 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
2749 * toplev.c (rest_of_compilation): Don't call
2750 clear_const_double_mem.
2752 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
2753 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
2754 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
2755 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
2756 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
2757 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
2758 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
2759 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
2761 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2763 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
2765 2002-05-12 Tom Tromey <tromey@redhat.com>
2767 * tree.h (copy_node): Don't mention TREE_PERMANENT.
2769 2002-05-12 Zack Weinberg <zack@codesourcery.com>
2771 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
2772 (scan_comma_elt): New function. Accepts whitespace in comma lists.
2773 * gensupport.h: Prototype new routines.
2774 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
2776 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
2777 (next_comma_elt): Use scan_comma_elt.
2779 * config/i386/i386.md: Use new attribute notation to break up
2780 long lines in define_attr forms.
2782 2002-05-12 Richard Henderson <rth@redhat.com>
2784 * expr.c (compress_float_constant): New.
2785 (emit_move_insn): Use it.
2786 (float_extend_from_mem): New.
2787 (init_expr_once): Initialize it.
2788 * real.c (exact_real_truncate): New.
2790 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
2791 dropped into memory; penalize for size.
2792 (RTX_COSTS): FLOAT_EXTEND is free.
2793 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
2794 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
2796 2002-05-12 Richard Henderson <rth@redhat.com>
2798 * profile.h (profile_info): Add missing extern to declaration.
2799 * profile.c (profile_info): Define it.
2801 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2803 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
2804 used for DImode and TImode.
2806 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2808 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
2811 2002-05-11 Zack Weinberg <zack@codesourcery.com>
2813 * config/rs6000/rs6000.c (rs6000_default_long_calls,
2814 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
2815 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
2816 (rs6000_override_options): Handle -m(no-)longcall.
2817 (init_cumulative_args, output_mi_thunk): Check for both
2818 longcall and shortcall attributes on the function.
2819 (rs6000_attribute_table): Add "shortcall".
2820 (rs6000_handle_longcall_attribute): Update comment.
2821 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
2822 altivec_expand_ternop_builtin): Add default clauses to switches
2823 to silence warnings.
2825 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
2826 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
2827 (TARGET_OPTIONS): Add longcall and no-longcall.
2829 * config/rs6000/rs6000.md (call_nonlocal_sysv,
2830 call_value_nonlocal_sysv): Split by alternatives. One pair
2831 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
2832 the call cookie. The other pair accepts only LR/CTR and has
2835 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
2836 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
2838 * config/rs6000/rs6000-c.c: New file.
2839 * config/rs6000/t-rs6000-c-rule: New file.
2840 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
2841 Prototype rs6000_pragma_longcall.
2843 * doc/extend.texi: Document shortcall attribute.
2844 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
2846 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2848 * reorg.c (dbr_schedule): Remove unnecessary test.
2850 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
2852 * i386.md (testsi to testqi spliters): New.
2854 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
2856 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
2858 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
2860 * basic-block.h: New flag EDGE_CAN_FALLTHRU
2861 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
2862 that can be made fallthru.
2864 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
2866 * cfglayout.c (cleanup_unconditional_jumps): New static function.
2867 (cfg_layout_initialize): Use it.
2869 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
2871 * config/avr/avr.c (avr_mcu_types): Update supported devices.
2872 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2873 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2875 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
2877 * dbxout.c: Fix formatting.
2878 * dependence.c: Likewise.
2880 * diagnostic.c: Likewise.
2881 * doloop.c: Likewise.
2882 * dominance.c: Likewise.
2883 * doschk.c: Likewise.
2884 * dwarf2asm.c: Likewise.
2885 * dwarf2out.c: Likewise.
2886 * dwarfout.c: Likewise.
2888 2002-05-10 Richard Henderson <rth@redhat.com>
2890 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
2891 Convert integers constants as needed. Replace "nwords" field with
2893 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
2894 * function.h: Fix typo in comment.
2895 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
2897 2002-05-10 Roger Sayle <roger@eyesopen.com>
2899 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
2900 into the equivalent (signed char)c > 0.
2902 2002-05-10 Janis Johnson <janis187@us.ibm.com>
2904 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
2905 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
2906 (struct prefetch_info): Fix spelling of member bytes_accessed.
2907 (emit_prefetch_instructions): Make dump messages more regular;
2908 restructure code to add more dump messages; use new macros for
2909 heuristics. (There are no code generation changes in any of this).
2911 2002-05-10 David S. Miller <davem@redhat.com>
2913 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
2914 (struct rtx_def): Update unchanging flag comment.
2915 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
2916 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
2917 to be handled to INSN too.
2918 (dbr_schedule): Likewise.
2919 * resource.c (next_insn_no_annul): Likewise.
2921 * cse.c (rtx_cost): Remove multiplication by power of 2 special
2924 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2926 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
2927 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
2928 (possibly) work around broken /bin/sh.
2930 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2932 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
2933 . as N64/N32 libgcc_s.so subdirs.
2935 2002-05-10 David S. Miller <davem@redhat.com>
2937 * config/sparc/sparc.md: Use define_constants for unspec numbers.
2939 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
2941 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
2943 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
2944 * doc/rtl.texi: Document these macros more accurately.
2945 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
2946 JUMP_INSNs and CALL_INSNs.
2947 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
2948 or INSN_FROM_TARGET_P if the code is appropriate.
2950 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
2952 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
2953 before using SYMBOL_REF_FLAG (addr).
2955 * config/avr/avr-protos.h (avr_io_address_p): Declare.
2956 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
2957 Make non-static. Update all callers.
2958 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
2959 New insns to clear/set/test a single bit in I/O address space.
2961 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2963 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
2965 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
2967 * Makefile.in: Update.
2968 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
2969 builtin_define_std): New.
2970 (c_common_init): Register CPP builtins callback.
2971 * c-common.h (flag_iso, flag_undef): New.
2972 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
2973 * c-lex.c: Don't include target.h.
2974 (cb_register_builtins): Move to c-common.c.
2975 (init_c_lex): Don't register hook here.
2976 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
2977 (cpp_define, cpp_assert): Remove.
2978 * gcc.c (cc1_options): Pass -undef to front end.
2979 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
2980 (TARGET_INITIALIZER): Update.
2981 * target.h (struct cpp_reader): Don't predeclare.
2982 (struct gcc_target): Remove cpp builtin hook.
2983 * tree.c (default_register_cpp_builtins): Remove.
2987 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
2989 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
2991 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2993 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
2994 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
2996 2002-05-09 Jakub Jelinek <jakub@redhat.com>
2998 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
2999 * config/sparc/libgcc-sparc-glibc.ver: New file.
3000 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
3001 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
3003 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3006 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
3007 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
3008 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
3010 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
3011 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3012 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3013 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3015 2002-05-09 Richard Henderson <rth@redhat.com>
3017 * config/ia64/ia64.md: Use define_constants for unspec numbers.
3018 * config/ia64/ia64.c: Likewise.
3020 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
3022 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
3023 (save_restore_insns): Likewise.
3024 (mips_expand_prologue, mips_expand_epilogue): Update callers.
3025 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
3027 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
3029 * athlon.md, k6.md, pentium.md, ppro.md): New files.
3030 * i386.md: Move scheduling information into new files.
3032 * i386.md (type attribute): Add "rotate" for rotate insns.
3033 (rotate insns): Set type to "rotate".
3034 (various attributes and function units): Treat rotate like shift.
3035 (pent_pair attribute): Only rotates by one bit position are
3037 (sbb insns): Explicitly set pent_pair attribute on a couple
3038 that were missing it.
3040 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
3042 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
3043 make sure that buffer starts on odd word address.
3044 (sh_va_arg): Skip odd fp registers when reading a double precision
3047 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3049 * tree.h (preserve_data, object_permanent_p, type_precision):
3052 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3054 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
3055 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
3057 * cpp.texi: Update for removal of obsolete features.
3059 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
3060 Jeffrey A Law (law@redhat.com)
3062 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
3063 the DFA interface for Pentium processors.
3064 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
3065 (attr_pent_pair, ix86_pent_find_pair): Remove.
3066 (ix86_sched_reorder_pentium): Remove.
3067 (ix86_sched_reorder): Remove reordering for Pentium.
3068 * i386.md (Pentium scheduling): Rewrite using DFA description.
3070 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
3072 * cfganal.c (can_fallthru): Fix fast path.
3073 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
3074 with edges to the next block.
3076 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
3077 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
3079 * final.c (end_final): Use C trees to output data structures for profiling.
3081 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
3082 (profile.o): New dependency profile.h
3083 (final.o): New dependency profile.h
3084 * profile.h: New file. New global structure profile_info.
3085 * final.h (count_edges_instrumented_now): Declare.
3086 (current_function_cfg_checksum): Declare.
3087 (function_list): New structure.
3088 (functions_head, functions_tail): New static variables.
3089 (end_final): Emits more data, removed some -ax stuff.
3090 (final): Stores function names and chcksums.
3091 * gcov-io.h (__write_gcov_string): New function.
3092 (__read_gcov_string): New function.
3093 * gcov.c (read_profile): New function.
3094 (create_program_flow_graph): Uses read_profile instead of reading
3096 (read_files): Removed da_file checking, it's done by read_profile now.
3097 * libgcc2.c (bb_function_info): New structure.
3098 (bb): New field in structure, removed some -ax stuff.
3099 (__bb_exit_func): Changed structure of da_file.
3100 * profile.c (count_edges_instrumented_now): New global variable.
3101 (current_function_cfg_checksum): New global variable.
3102 (max_counter_in_program): New global variable.
3103 (get_exec_counts): New function.
3104 (compute_checksum): New function.
3105 (instrument_edges): Sets count_edges_instrumented_now.
3106 (compute_branch_probabilities): Uses get_exec_counts instead of
3108 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
3109 (init_branch_prob): Removed da_file checking, done in get_exec_counts
3111 (end_branch_prob): Removed da_file checking, done in get_exec_counts
3113 * gcov.texi: Updated information about gcov file format.
3115 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
3117 * sbitmap.c: Fix formatting.
3119 * scan-decls.c: Likewise.
3120 * sched-deps.c: Likewise.
3121 * sched-ebb.c: Likewise.
3122 * sched-rgn.c: Likewise.
3123 * sched-vis.c: Likewise.
3124 * sdbout.c: Likewise.
3125 * sibcall.c: Likewise.
3126 * simplify-rtx.c: Likewise.
3128 * ssa-ccp.c: Likewise.
3129 * ssa-dce.c: Likewise.
3131 * stor-layout.c: Likewise.
3132 * stringpool.c: Likewise.
3134 2002-05-09 David S. Miller <davem@redhat.com>
3136 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
3138 2002-05-07 David S. Miller <davem@redhat.com>
3140 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
3141 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
3142 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
3143 library implementation clobbers the output before the inputs
3144 are fully consumed, use stack temporary for the output.
3146 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
3148 * config/netbsd.h (CPP_SPEC): Remove.
3149 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
3150 * config/i386/netbsd.h (CPP_SPEC): Define.
3151 * config/ns32k/netbsd.h (CPP_SPEC): Define.
3152 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
3153 * config/sparc/netbsd.h (CPP_SPEC): Define.
3154 * config/vax/netbsd.h (CPP_SPEC): Define.
3156 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
3158 * read-rtl.c: Fix formatting.
3160 * recog.c: Likewise.
3161 * regclass.c: Likewise.
3162 * regmove.c: Likewise.
3163 * reg-stack.c: Likewise.
3164 * reload1.c: Likewise.
3165 * reload.c: Likewise.
3166 * resource.c: Likewise.
3167 * rtlanal.c: Likewise.
3169 * rtl-error.c: Likewise.
3171 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3173 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
3174 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
3176 2002-05-08 Bernd Schmidt <bernds@redhat.com>
3178 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
3179 use __SSE2__ macro instead.
3180 * config/i386/xmmintrin.h: Likewise.
3182 2002-05-08 Janis Johnson <janis187@us.ibm.com>
3184 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
3185 and use it in all invocations of these macros. Clean up comments.
3186 * rtl.c (rtl_check_failed_flag): Add an argument for the name
3187 of the flag access macro whose check failed.
3188 * doc/rtl.texi (Flags): Document additional flag uses.
3190 2002-05-08 Robert Spier <rspier@pobox.com>
3191 Neil Booth <neil@daikokuya.demon.co.uk>
3193 PR preprocessor/6521
3194 * cppfiles.c (handle_missing_header): Don't do anything
3195 different for <> includes.
3197 * cppopts.texi: Update documentation for -MG.
3199 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
3201 * cpplex.c (cpp_interpret_charconst): Truncate as well as
3204 * cpp.texi: Clarify multichar charconst valuation.
3206 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3208 * doc/invoke.texi: Document -mwindiss option.
3210 2002-05-08 Jason Merrill <jason@redhat.com>
3212 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
3214 * dwarf2out.c (gen_type_die): Abort on broken recursion.
3217 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
3220 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
3222 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
3223 little-endian multilibs to override arm/thumb multilibs.
3224 Do not build hardware floating point multilibs, nor apcs-26
3225 multilibs for the Thumb.
3227 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3230 * varasm.c (mark_weak): New function.
3231 (merge_weak): Use it. Do not call declare_weak.
3232 (declare_weak): Use merge_weak.
3234 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3236 * cse.c (dead_libcall_p): Update counts.
3237 (delete_trivially_dead_insns): Update call of dead_libcall_p.
3239 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3241 * cfglayout.c (function_tail_eff_head): Rename to ...
3242 (function_footer): ... this one.
3243 (unlink_insn_chain): New functions.
3244 (label_for_bb): Only call block_label and emit debug message.
3245 (record_effective_endpoints): Actually unlink the headers and footers.
3246 (fixup_reorder_cahin): Re-insert the unlinked sequences.
3247 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
3248 * cfglayout.h (struct reorder_block_def): New fields footer/header;
3249 remove eff_head/eff_end.
3250 * rtl.h (set_first_insn): Declare.
3251 * emit-rtl.c (set_first_insn): New function.
3253 * cfglayout.c (fixup_reorder_chain): Dump duplicated
3254 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3255 cfg_layout_duplicate_bb): New global function.
3256 (duplicate_insn_chain): New static function.
3257 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3258 cfg_layout_duplicate_bb): Declare.
3259 (struct reorder_block_def): Add "original" field.
3260 * emit-rtl.c (emit_copy_of_insn_after): New function.
3261 * rtl.h (emit_copy_of_insn_after): Declare.
3263 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
3264 (fixup_reorder_chain): properly handle edges to exit block.
3266 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3267 Jan Hubicka <jh@suse.cz>
3269 * basic-block.h (note_prediction_to_br_prob): declare.
3270 * c-semantics.c: Inlucde predit.h
3271 (expand_stmt): predict GOTO_STMT as not taken.
3272 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
3273 (cleanup_cfg): Do not free tail_recursion_list.
3274 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
3275 (flow_delete_block): Kill predictions past end of basic block.
3276 * output.h (delete_unreachable_blocks): Declare.
3277 * predict.c (predicted_by_p, process_note_predictions,
3278 process_note_prediction, last_block_p): New function.
3279 (estimate_probability): Bypass loop on PRED_CONTINUE;
3280 do not handle noreturn heuristics; kill PRED_RETURN; add
3282 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
3283 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
3284 * predict.h (IS_TAKEN): New constant.
3285 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
3286 * rtl.c (NOTE_INSN_PREDICTION): New.
3287 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
3289 (insn_note): add NOTE_INSN_PREDICTION.
3290 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
3291 CFG; free tail_recursion_label_list.
3292 * stmt.c: Include predict.h;
3293 (return_prediction): New.
3294 (expand_value_return): Use it.
3295 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
3297 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
3299 * config/mips/mips.md: Name the unspecs with define_constant.
3300 (*HILO_delay): Rename to 'hilo_delay' (no star).
3301 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
3302 (reload_outdi, reload_outsi): Likewise.
3304 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
3306 * toplev.c: Fix formatting.
3308 2002-05-07 Janis Johnson <janis187@us.ibm.com>
3310 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
3311 * configure.in (ac_rtlflag_checking): New.
3312 * doc/install.texi (--enable-checking): Document RTL flag checking.
3314 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3316 * c-common.c (c_common_init): Set options->unsigned_wchar.
3317 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
3318 group target dependencies.
3319 (init_builtins, cpp_handle_option): Update.
3320 * cpplex.c (cpp_interpret_charconst): Update.
3321 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
3322 signed_char to unsigned_char, group target dependencies.
3323 * defaults.h (WCHAR_UNSIGNED): Remove.
3324 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
3326 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
3327 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
3328 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
3329 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
3330 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
3332 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
3334 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3336 * fixinc/inclhack.def (windiss_math1): New fix.
3337 (windiss_math2): Likewise.
3338 (windiss_valist): Likewise.
3339 * fixinc/fixincl.x: Regenerated.
3341 2002-05-07 Andreas Jaeger <aj@suse.de>
3343 * genautomata.c (output_internal_min_issue_delay_func): Add
3344 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
3345 (output_internal_trans_func): Likewise.
3347 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
3349 * pa.c (hppa_profile_hook): Use force_reg to get the address
3350 of the profile hook into an appropriate pseudo register.
3352 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3354 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
3355 (LINK_START_SPEC): Handle it.
3356 (LINK_OS_SPEC): Likewise.
3357 (CPP_SPEC): Likewise.
3358 (STARTFILE_SPEC): Likewise.
3359 (LIB_SPEC): Likewise.
3360 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
3362 (CRTSAVRES_DEFAULT_SPEC): New macro.
3363 (LIB_WINDISS_SPEC): New macro.
3364 (CPP_OS_WINDISS_SPEC): Likewise.
3365 (STARTFILE_WINDISS_SPEC): Likewise.
3366 (ENDFILE_WINDISS_SPEC): Likewise.
3367 (LINK_START_WINDISS_SPEC): Likewise.
3368 (LINK_OS_WINDISS_SPEC): Likewise.
3369 * config/rs6000/windiss.h: New file.
3371 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
3373 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
3375 2002-05-06 David S. Miller <davem@redhat.com>
3377 * config/sparc/sparc.md (shift insns): Do not mask off
3378 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
3381 2002-05-06 Richard Henderson <rth@redhat.com>
3384 * expr.c (highest_pow2_factor_for_type): New.
3385 (expand_assignment): Use it.
3387 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
3389 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
3391 ("altivec_mfvscr"): Same.
3393 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3395 * rtl.h (struct rtx_def): Update comments.
3396 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
3397 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
3398 RTL_FLAG_CHECK macros with list of expected RTL codes.
3399 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
3400 (rtl_check_failed_flag): New.
3401 * reload1.c (reload): Use REG macro before changing rtx to MEM.
3402 (reload_cse_noop_set_p): Check rtx code before using access macro.
3403 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
3404 before using access macro.
3406 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3408 * doc/rtl.texi (Flags): Update to reflect current usage.
3410 2002-05-06 Roger Sayle <roger@eyesopen.com>
3413 * fold-const.c (sign_bit_p): New function.
3414 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
3415 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
3416 Reapply fold when converting (A & C) == C into (A & C) != 0.
3417 (fold_binary_op_with_conditional_arg): Fix typo in comment.
3419 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3421 * c-common.c (warn_multichar): New.
3422 (c_common_init): Set CPP's warn_multichar.
3423 * c-common.h (warn_multichar): New.
3424 * c-decl.c (warn_multichar): Remove.
3425 * c-lex.c (lex_charconst): Update.
3426 * c-tree.h (warn_multichar): Remove.
3427 * cppexp.c (eval_token): Sign-extend charconst value.
3428 * cppinit.c (cpp_create_reader): Set warn_multichar.
3429 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
3430 each character. Update prototype. Sign-extend the result.
3431 * cpplib.h: Fix conditions.
3432 (struct cpp_options): Add new warning flag.
3433 (cpp_interpret_charconst): Update prototype.
3435 * cpp.texi: Update documentation.
3437 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
3439 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
3440 Fix typo in usage of allof instead of unit.
3442 2002-05-06 Richard Henderson <rth@redhat.com>
3444 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
3445 and any jump or call for IN.
3447 2002-05-06 Bernd Schmidt <bernds@redhat.com>
3449 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
3451 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
3453 2002-05-06 Roger Sayle <roger@eyesopen.com>
3455 * fold-const.c (lshift-double): Cast the high word to an unsigned
3456 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
3457 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
3458 avoid compiler warning. (fold): Remove redundant code from
3459 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
3461 2002-05-06 Jeff Law <law@redhat.com>
3463 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
3464 * pa.c (pa_adjust_cost): Remove all true dependency cost
3465 adjustments. Also remove support for non-DFA scheduling.
3466 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
3467 to adjust true dependency costs. Update various comments.
3468 (7100lc, 7200, 7300 scheduling): Simplify by combining the
3469 FP ALU & MPY units into a single unit.
3471 2002-05-06 Catherine Moore <clm@redhat.com>
3473 * config/v850/v850.c (compute_register_save_size): Make sure
3474 to count all of the registers that will be saved.
3476 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3478 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
3480 2002-05-06 David S. Miller <davem@redhat.com>
3482 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
3483 allow result to overlap input operands in memory.
3485 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3488 * cpp.texi: Update multichar charconst docs.
3490 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3492 * cpplex.c (cpp_interpret_charconst): Sign-extend each
3493 character. Don't ignore excess characters. Treat
3494 multicharacter character constants as signed.
3495 (cpp_parse_escape): Clarify diagnostic.
3497 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3499 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
3500 use add instead of shift.
3501 (ashldi3_sp64): Likewise.
3502 (ashlsi3_const1, ashldi3_const1): Remove.
3503 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
3504 * config/sparc/sparc.c (const1_operand): New.
3506 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
3508 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
3510 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3513 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
3515 2002-05-05 Richard Henderson <rth@redhat.com>
3517 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
3518 memory latency adjustments.
3519 (alpha_variable_issue): Remove.
3520 (alpha_use_dfa_pipeline_interface): New.
3521 (alpha_multipass_dfa_lookahead): New.
3522 * config/alpha/alpha.md: Remove define_function_unit scheduling;
3523 include new dfa scheduling.
3524 (attr type): Add none.
3526 * config/alpha/ev4.md: New.
3527 * config/alpha/ev5.md: New.
3528 * config/alpha/ev6.md: New.
3530 2002-05-05 David S. Miller <davem@redhat.com>
3532 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
3534 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
3536 * cse.c: Fix formatting.
3537 * emit-rtl.c: Likewise.
3539 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
3541 * genautomata.c (initiate_states): Add additional guard to
3542 initialize `units_array'.
3544 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
3546 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
3547 process_unit_to_form_the_same_automaton_unit_lists,
3548 form_the_same_automaton_unit_lists
3549 check_unit_distributions_to_automata): New prototypes and
3551 (check_automata): Rename it into `check_automata_insn_issues'.
3552 (unit_decl): New fields `the_same_automaton_unit' and
3553 `the_same_automaton_message_reported_p'.
3554 (unit_decl_t): New typedef.
3555 (the_same_automaton_lists): New gloval variable.
3556 (unit_regexp, unit_set_el, units_array, units_cmp,
3557 output_get_cpu_unit_code_func): Use the typedef.
3558 (evaluate_max_reserv_cycles): Increment
3559 `description->max_insn_reserv_cycles'.
3560 (initiate_states): Don't increment `max_cycles_num'.
3561 (transform_insn_regexps): Move code around transformation of
3562 regexps from `generate'.
3563 (generate): Remove call of `transform_insn_regexps'.
3564 (expand_automata): Call `transform_insn_regexps' and
3565 `check_unit_distributions_to_automata'. Check errors before
3568 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
3569 automaton `ultrasparc3_1'.
3571 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3573 * c-common.c (c_common_init): Set up CPP arithmetic.
3574 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
3575 something reasonable for the host.
3576 (sanity_checks): Add checks.
3577 (cpp_read_main_file): Call sanity_checks() from here...
3578 (cpp_post_options): ... not here.
3579 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
3580 * cpplib.h (struct cpp_options): New member int_precision.
3582 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3584 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
3586 2002-05-04 David S. Miller <davem@redhat.com>
3588 * config/sparc/linux.h, config/sparc/linux64.h
3589 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
3591 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
3593 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
3595 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
3598 2002-05-05 Tim Josling <tej@melbpc.org.au>
3600 * treelang; New directory for new sample language treelang.
3602 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3604 * Makefile.in (c-lex.o): Update.
3605 * c-lex.c: Include target.h.
3606 (cb_register_builtins): New.
3607 (init_c_lex): Set builtins callback.
3608 * c-lex.h (cpp_define, cpp_assert): New prototypes.
3609 * cppinit.c (init_builtins): Use callback, including for
3611 * cpplib.h (struct cpp_callbacks): New member.
3612 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
3613 (TARGET_INITIALIZER): Update.
3614 * target.h (struct gcc_target): New hook.
3615 * tree.c (default_register_cpp_builtins): New.
3616 * tree.h (default_register_cpp_builtins): New.
3618 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
3620 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3622 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
3623 (cpp_post_options): Move sanity checks to...
3624 (sanity_checks): New.
3625 * cpplex.c (maybe_read_ucs): Fix prototype.
3626 (parse_string, cpp_parse_escape): Cast for %c format specifier.
3627 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
3630 2002-05-04 Bernd Schmidt <bernds@redhat.com>
3632 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
3633 builtins. Use V2DI patterns instead of TI for logical operations.
3634 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
3635 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
3636 (ix86_expand_builtins): Change the pattern used for movntdq.
3637 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
3638 sse2_nandv2di3): New patterns.
3639 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
3641 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
3642 (cvtdq2pd): Correct mode on operand 1.
3643 (sse2_umulsidi3): Describe without unspec.
3644 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
3646 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
3647 (ashlv2di3): Likewise, from sse2_ashlv2di3.
3648 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
3649 ashlv4si3, ashlv2di3): Use SImode for shift count.
3650 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
3651 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
3653 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
3655 (__m128i, __m128d): New macros.
3656 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
3657 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
3658 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
3659 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
3660 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
3661 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
3662 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
3663 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
3664 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
3665 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
3666 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
3667 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
3668 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
3669 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
3670 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
3671 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
3672 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
3673 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
3674 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
3675 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
3676 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
3677 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
3678 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
3679 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
3680 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
3681 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
3682 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
3683 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
3684 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
3685 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3686 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
3687 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
3688 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
3689 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
3690 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
3691 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
3692 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
3694 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
3695 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
3697 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
3699 * dwarf2out.c: Fix formatting.
3700 * varasm.c: Likewise.
3702 2002-05-04 David Edelsohn <edelsohn@gnu.org>
3705 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
3706 clobber and use result as temporary value.
3708 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
3710 * expr.c (force_operand): Use expand_simple_* to handle more
3713 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3715 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
3717 (lex_charconst): Update for change in prototype of
3718 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
3720 * cpphash.h (BITS_PER_CPPCHAR_T): New.
3721 * cppinit.c (cpp_create_reader): Initialize them for no
3722 change in semantics.
3723 (cpp_post_options): Add sanity checks.
3724 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
3725 and truncation issues. Calculate in type cppchar_t.
3726 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
3727 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
3728 run-time dependent precision correctly. Return whether the
3729 result is signed or not.
3730 * cpplib.c (dequote_string): Use cppchar_t; update.
3731 * cpplib.h (cppchar_signed_t): New.
3732 struct cpp_options): New precision members.
3733 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
3734 * cppexp.c (eval_token): Update.
3736 2002-05-03 David S. Miller <davem@redhat.com>
3738 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
3739 * config/sparc/sparc.c (sparc_rtx_costs): New function
3740 implementing RTX_COSTS and CONST_COSTS.
3741 * config/sparc/sparc.h (CONST_COSTS): Delete.
3742 (RTX_COSTS_CASES): Define.
3743 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
3746 * config/sparc/sparc.md (DFA schedulers): Split out...
3747 * config/sparc/cypress.md, config/sparc/hypersparc.md,
3748 config/sparc/sparclet.md, config/sparc/supersparc.md,
3749 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
3751 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
3752 checks on it, always defined for Sparc.
3754 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
3755 Tweak, and add more detailed comments.
3757 2002-05-03 Zack Weinberg <zack@codesourcery.com>
3759 * Re-apply patch accidentally reverted with
3760 DFA scheduler merge: remove all rules and variables to slurp
3761 source files out of libiberty and rebuild them with HOST_CC.
3762 ($(HOST_PREFIX_1)varray.o): New rule.
3763 (genattrtab rule): Word wrap.
3765 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3767 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
3768 (CPP_SUBTARGET_SPEC): Define.
3769 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
3770 cpp_subtarget specs.
3771 (CPP_SPEC): Redefine to include %(cpp_subtarget).
3773 2002-05-03 David S. Miller <davem@redhat.com>
3775 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
3776 * target.h (struct gcc_target): Delete cycle_display member.
3778 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
3779 (rtx_needs_barrier): Delete reference to cycle_display unspec.
3780 (ia64_sched_reorder2): Mention need for cycle display handling
3781 once such notes exist.
3783 2002-05-03 Richard Henderson <rth@redhat.com>
3785 * real.c (etoasc): Strip most trailing zeros for clarity.
3786 * sched-vis.c: Include real.h.
3787 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
3788 * Makefile.in (sched-vis.o): Add real.h.
3790 2002-05-03 David S. Miller <davem@redhat.com>
3792 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
3795 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
3797 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
3798 when we get an out of range literal.
3799 (altivec_expand_ternop_builtin): Same.
3800 (altivec_expand_unop_builtin): Same.
3801 (altivec_expand_builtin): Same, for dss.
3802 (altivec_expand_builtin): Use trees instead of rtl when
3803 determining literal argument validity.
3805 2002-05-03 David S. Miller <davem@redhat.com>
3807 Delete cycle display scheduling hook.
3808 * config/ia64/ia64.c (ia64_cycle_display,
3809 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
3810 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
3811 and use emit_insn_before instead of ia64_emit_insn_before.
3812 * config/ia64/ia64.md (unspec usage): Delete cycle display.
3813 (cycle_display): Delete insn pattern.
3814 * config/sparc/sparc.md (unspec usage): Delete cycle display.
3815 (cycle_display): Delete insn pattern.
3816 * config/sparc/sparc.c (sparc_cycle_display,
3817 TARGET_SCHED_CYCLE_DISPLAY): Delete.
3818 * doc/md.texi (cycle_display): Don't mention.
3819 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
3821 2002-05-03 Richard Henderson <rth@redhat.com>
3823 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
3824 * recog.h: Declare them.
3826 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
3827 * config/sparc/sparc.md: Use store_data_bypass_p instead.
3828 * config/sparc/sparc-protos.h: Update.
3830 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3832 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
3833 -D__arch64__. Add -D_LP64.
3834 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
3836 (CPP_ARCH64_SPEC): Likewise.
3837 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
3838 (NO_BUILTIN_SIZE_TYPE): Undef.
3840 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
3842 * genautomata.c (min_issue_delay_pass_states): Change return type
3844 (min_issue_delay_pass_states): Change the algorithm.
3845 (min_issue_delay): Set up min_insn_issue_delay for the state.
3846 (output_min_issue_delay_table): Interchange the nested loops and
3847 and initiate min_insn_issue_delay for states.
3849 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
3851 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
3854 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
3856 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
3859 2002-05-03 Richard Henderson <rth@redhat.com>
3862 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
3863 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
3864 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
3865 code before JUMP, not EARLIEST.
3867 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3869 * c-format.c (check_format_info_main): Don't check for presence of
3870 parameter for * width until after operand number has been read,
3871 and only check for it if format parameters are available.
3874 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3876 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
3877 (LINK_SPEC): Undef before defining.
3879 2002-05-03 Jakub Jelinek <jakub@redhat.com>
3881 PR preprocessor/6489
3882 * tradcpp.c (fixup_newlines): New.
3883 (main, finclude): Use it.
3885 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
3887 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
3888 * config/mips/mips.c (mips_unique_section): Strip encoding from
3891 2002-05-03 Jakub Jelinek <jakub@redhat.com>
3893 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
3896 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3898 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
3899 (Specific): Removed buildstats references.
3900 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
3901 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
3902 Accomodate Solaris versions beyond 8.
3903 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
3904 (Specific, *-*-solaris2.8): Removed, obsolete.
3906 2002-05-03 Jakub Jelinek <jakub@redhat.com>
3909 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
3910 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
3911 fill leaf_reg_remap with identity.
3912 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
3914 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
3916 * config/h8300/crti.asm: Remove trailing spaces.
3917 * config/h8300/h8300.c: Likewise.
3918 * config/h8300/lib1funcs.asm: Likewise.
3920 2002-05-02 Jason Merrill <jason@redhat.com>
3922 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
3923 * c-decl.c (c_init_decl_processing): Use it.
3924 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
3925 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
3926 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
3928 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
3930 * regrename.c: Fix formatting.
3933 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
3935 * i386.md (attribute memory): Handle compares properly.
3937 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
3939 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
3942 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
3944 * function.c: Fix formatting.
3946 2002-05-02 Jan Hubicka <jh@suse.cz>
3948 * haifa-sched.c (schedule_insn): Print table of instructions and
3950 (sched_block): Do not print ready list at verbosity level 1.
3951 * sched-vis.c (print_insn): Make global.
3952 * sched-ebb.c (ebb_print_insn): Rename from...
3953 (print_insn): ... this one.
3954 * sched-int.h (print_insn): Declare
3956 2002-05-02 Richard Henderson <rth@redhat.com>
3958 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
3959 emitted by cycle_display.
3961 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
3963 * doc/install.texi (*-*-freebsd*): Update to latest status.
3965 2002-05-02 Jakub Jelinek <jakub@redhat.com>
3968 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
3969 * config/float-sparc.h: Assume 128-bit long double if
3970 __LONG_DOUBLE_128__ is defined.
3972 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
3974 * genattrtab.c (write_function_unit_info): Add a dummy element
3975 when num_units == 0.
3977 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3979 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
3980 TYPE_MODE (double_type_node) instead of DFmode.
3982 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
3984 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
3986 * toplev.c (rest_of_compilation): Revert Richard's patch.
3988 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3990 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
3992 2002-05-02 Catherine Moore <clm@redhat.com>
3994 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
3996 2002-05-02 Kazu Hirata <kazu@hxi.com>
3998 * combine.c: Fix comment typos.
4000 * genautomata.c: Likewise.
4004 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
4006 * doc/install.texi: State GNAT version requirements.
4008 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4010 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
4011 of the frame pointer or arg pointer register which strict register
4012 checking is not enabled.
4014 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
4016 * gcc.dg/altivec-8.c: New.
4018 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
4019 PRE_INC and PRE_DEC for altivec modes.
4021 2002-05-01 Bruce Korb <bkorb@gnu.org>
4023 * fixinc/check.tpl(set-writable): make sure the function exists first
4024 * fixinc/inclhack.def(alpha_assert): fix test_text
4025 * fixinc/tests/base/assert.h: add in missing result
4027 2002-05-01 Jeff Law <law@redhat.com>
4029 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
4032 2002-05-01 Joel Brobecker <brobecker@gnat.com>
4034 * dbxout.c (dbxout_type): Emit size information for range types,
4035 as well, but only when using GDB extensions.
4037 2002-05-01 Richard Henderson <rth@redhat.com>
4039 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
4040 target-independent gnu binutils date test.
4042 2002-05-01 Richard Henderson <rth@redhat.com>
4044 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
4045 info before expunging the block.
4047 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4049 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
4050 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
4051 -M -or -MM is in effect.
4053 2002-05-01 Zack Weinberg <zack@codesourcery.com>
4055 * config.gcc: Correct test of --enable-obsolete. Obsolete all
4056 A29k configurations.
4057 * doc/install.texi: Update to match.
4059 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4062 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
4063 for duplicates. Always loop over whole list.
4065 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4067 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
4069 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4071 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
4074 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4076 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
4078 2002-05-01 David Edelsohn <edelsohn@gnu.org>
4080 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
4081 (nabs_nopower): Same.
4082 (floatdisf2): New pattern.
4083 (absdi2): Convert to define_insn_and_split.
4088 (fix_trunctfdi2): Same.
4089 (fix_trunctfsi2): Same.
4091 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
4093 * doc/install.texi: Update Texinfo version requirement
4096 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4098 PR target/6512, PR target/5628
4099 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
4100 when memory is not aligned.
4101 (movdf_insn_v9only_vis): Likewise.
4102 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
4103 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
4104 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
4106 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
4108 * gcc.dg/altivec-7.c: New.
4110 * config/rs6000/altivec.h: Cleanup.
4112 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
4114 * doc/invoke.texi (Option Summary): Add -mvrsave=.
4115 (RS/6000 and PowerPC Options): Document -mvrsave=.
4117 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
4118 (rs6000_altivec_vrsave_string): Same.
4119 (rs6000_override_options): Call rs6000_parse_vrsave_option.
4120 (rs6000_parse_vrsave_option): New.
4121 (rs6000_stack_info): Only generate vrsave instructions when
4122 TARGET_ALTIVEC_VRSAVE.
4124 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
4125 (rs6000_altivec_vrsave_string): Define extern.
4126 (rs6000_altivec_vrsave): Same.
4127 (TARGET_ALTIVEC_VRSAVE): New.
4129 2002-04-30 Richard Henderson <rth@redhat.com>
4132 * toplev.c (rest_of_compilation): Don't run cross-jump before
4135 2002-04-30 Tom Rix <trix@redhat.com>
4137 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
4138 check which_alternative.
4140 2002-04-30 Kazu Hirata <kazu@hxi.com>
4142 * cpplex.c: Fix comment formatting.
4143 * function.c: Likewise.
4144 * integrate.c: Likewise.
4145 * regrename.c: Likewise.
4146 * sibcall.c: Likewise.
4147 * simplify-rtx.c: Likewise.
4148 * tree-inline.c: Likewise.
4150 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4152 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
4153 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
4154 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
4155 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
4156 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
4157 * pa/x-ada: New file. Define ADA_CFLAGS.
4159 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
4161 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
4162 from MMIX_LAST_REGISTER_FILE_REGNUM.
4163 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
4164 (struct machine_function): New member highest_saved_stack_register
4165 previously static variable in mmix.c.
4166 (MACHINE_DEPENDENT_REORG): Define.
4167 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
4168 (MMIX_OUTPUT_REGNO): New.
4169 (mmix_target_asm_function_prologue): Move calculation of last used
4170 saved-stack-register into...
4171 (mmix_machine_dependent_reorg): New function. Update to also handle
4173 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
4174 register names, simplify somewhat by new variable regno.
4175 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
4177 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
4178 emitting register names.
4179 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
4180 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
4182 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
4185 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
4187 2002-04-30 Richard Henderson <rth@redhat.com>
4189 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
4190 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
4191 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
4192 emit_tfmode_cvt): New.
4193 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
4194 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
4195 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
4196 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
4197 * config/sparc/sparc-protos.h: Update.
4199 2002-04-30 Janis Johnson <janis187@us.ibm.com>
4201 * install.texi (Final install): Add to the list of info to include
4202 in a report of a successful bootstrap, and add link to 3.1 list.
4204 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
4206 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
4207 (mode): Add vector modes
4208 (i387): Kill attribute.
4209 (unit): New attribute.
4210 (length_immediate): Grok new types.
4211 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
4212 (modrm): Use "unit".
4213 (memory): Handle MMX/SSE properly.
4214 (scheduling descriptions): Kill uses of fop1.
4215 (sse, mmx, fp patterns): Set type and mode properly.
4217 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
4219 * pa.c (override_options): Default to PA8000 scheduling.
4220 * doc/invoke.texi (HP-PA options): Mention newly added 7300
4221 scheduling parameter.
4223 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
4224 handling of double precision multiplies.
4226 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
4227 fpdiv and fpsqrt instructions.
4228 (7200 & 7300 scheduling): Fix typo in handling of
4229 store-load and store-store penalties.
4231 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4233 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
4234 mips. Add two missing commas.
4236 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
4238 * doc/contrib.texi (Contributors): Update Paolo Carlini's
4239 and Benjamin Kosnik's entries.
4241 2002-04-29 David S. Miller <davem@redhat.com>
4243 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
4244 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
4245 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
4246 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4248 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4250 * combine.c (find_split_point): Use gen_int_mode.
4252 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
4254 Merging code from dfa-branch:
4256 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
4258 * genautomata.c (output_reserv_sets): Fix typo.
4260 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
4262 * genautomata.c (output_reserv_sets): Remove
4263 next_cycle_output_flag.
4265 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
4267 * sched-rgn.c (init_ready_list): Make the DFA code handle
4268 USE/CLOBBER insns in the same way as the traditional
4270 (new_ready): Similarly..
4272 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
4274 * haifa-sched.c (schedule_block): Change the DFA state only after
4277 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
4279 * pa.c (hppa_use_dfa_pipeline_interface): New function.
4280 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
4281 (override_options): Add PA7300 scheduling support.
4282 (pa_adjust_cost): Update various comments. Properly
4283 handle anti and output dependencies when using the
4285 (pa_issue_rate): Add PA7300 scheduling support.
4286 (pa_can_combine_p): Call extract_insn before calling
4287 constrain_operands (taken from mainline tree).
4288 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
4289 * pa.md (cpu attr): Add 7300. Rewrite pipeline
4290 descriptions using DFA descriptions. Add PA7300
4293 2002-03-30 David S. Miller <davem@redhat.com>
4295 Add UltraSPARC-III DFA scheduling support.
4296 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
4297 Update FP conditional move on register insn patterns to use it, as
4299 (define_attr cpu): Add ultrasparc3.
4300 (define_attr us3load_type): New, update integer load patterns to
4301 set it, as appropriate.
4302 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
4303 (rest): Add UltraSPARC3 scheduling description.
4304 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
4305 (PROCESSOR_ULTRASPARC3): New.
4306 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
4307 ({ASM,CPP}_CPU_SPEC): Likewise.
4308 (REGISTER_MOVE_COST): Likewise.
4309 (RTX_COSTS): Likewise.
4310 * config/sparc/sparc.c (sparc_override_options,
4311 sparc_initialize_trampoline, sparc64_initialize_trampoline,
4312 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4313 sparc_issue_rate): Likewise.
4314 * config/sparc/sol2.h: Likewise.
4315 * config/sparc/sol2-sld-64.h: Likewise.
4316 * config/sparc/linux64.h: Likewise.
4318 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
4320 * doc/md.texi: Add comments about usage the latency time for the
4321 different dependencies and about case when two or more conditions
4322 in different define_insn_reservations returns TRUE for an insn.
4324 * doc/md.texi: Add reference for automaton based pipeline
4327 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
4329 * doc/passes.texi: Add missed information about genattrtab.
4331 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
4333 * genautomata.c (output_automata_list_transition_code): Check
4334 automata_list on NULL.
4336 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
4338 * genautomata.c (output_insn_code_cases,
4339 output_automata_list_min_issue_delay_code,
4340 output_automata_list_transition_code,
4341 output_automata_list_state_alts_code): Comment the functions.
4343 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
4345 * genautomata.c (automata_list_el_t): New typedef.
4346 (get_free_automata_list_el,free_automata_list_el,
4347 free_automata_list, automata_list_hash, automata_list_eq_p,
4348 initiate_automata_lists, automata_list_start, automata_list_add,
4349 automata_list_finish, finish_automata_lists,
4350 output_insn_code_cases, output_automata_list_min_issue_delay_code,
4351 output_automata_list_transition_code,
4352 output_automata_list_state_alts_code, add_automaton_state,
4353 form_important_insn_automata_lists): New functions and prototypes.
4354 (insn_reserv_decl): Add members important_automata_list and
4356 (ainsn): Add members important_p.
4357 (automata_list_el): New structure.
4358 (first_free_automata_list_el, current_automata_list,
4359 automata_list_table): New global variables.
4360 (create_ainsns): Initiate member important_p.
4361 (output_internal_min_issue_delay_func): Generate the switch and
4362 call output_insn_code_cases.
4363 (output_internal_trans_func, output_internal_state_alts_func):
4365 (generate): Call initiate_automata_lists.
4366 (automaton_states): New global variable.
4367 (expand_automata): Call form_important_insn_automata_lists.
4368 (write_automata): Call finish_automata_lists.
4370 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
4372 * genautomata.c (add_excls, add_presence_absence): Check that
4373 cpu units in the sets belong the same automaton.
4375 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
4376 about that cpu units in the sets belong the same automaton.
4378 * doc/md.texi: Ditto.
4380 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
4381 Nitin Gupta <niting@noida.hcltech.com>
4383 * config/sh/sh.c (sh_use_dfa_interface): New function.
4385 (sh_issue_rate): New Function.
4386 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
4387 TARGET_SCHED_ISSUE_RATE: define.
4389 * config/sh/sh.md: Add DFA based pipeline description for SH4.
4391 (define_attr insn_class): New attribute used for DFA
4393 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
4394 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
4395 cmpeqdi_t): Likewise.
4397 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
4398 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
4400 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
4402 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4404 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
4407 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4409 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
4410 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
4412 (output_dfa_start_func): Initiate new variable insn_codes_length,
4413 (write_automata): Output definition of the new variable.
4415 2001-10-02 David S. Miller <davem@redhat.com>
4417 * haifa-sched.c (advance_one_cycle): New function.
4418 (schedule_block): Use it.
4419 (queue_to_ready): Use it, and also make sure to advance the DFA
4420 state on all stall cycles, not just those where insn_queue links
4423 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
4425 * haifa-sched.c (max_issue): Remove last_p argument. Only return
4426 non-zero if the highest-priority instruction could be scheduled.
4427 (choose_ready): Remove last argument from max_issue call.
4429 2001-09-28 David S. Miller <davem@redhat.com>
4431 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
4432 ultrasparc and 3 for other multi-issue sparcs.
4434 2001-09-27 David S. Miller <davem@redhat.com>
4436 * config/sparc/sparc.md (cycle_display): New pattern.
4437 * config/sparc/sparc.c (sparc_cycle_display): New.
4438 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
4440 2001-09-25 David S. Miller <davem@redhat.com>
4442 Convert all of Sparc scheduling to DFA
4443 * config/sparc/sparc.md: Kill all define_function_unit
4444 directives and replace with DFA equivalent.
4445 * config/sparc/sparc.c (ultrasparc_adjust_cost,
4446 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
4447 ultra_fpmode_conflict_exists, ultra_find_type,
4448 ultra_build_types_avail, ultra_flush_pipeline,
4449 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
4450 ultrasparc_variable_issue, ultrasparc_sched_init,
4451 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
4452 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
4453 ultra_cur_hist, ultra_cycles_elapsed): Kill.
4454 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4455 ultrasparc_store_bypass_p): New.
4456 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
4459 2001-09-24 David S. Miller <davem@redhat.com>
4461 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
4462 ready->vec[foo] not ready[foo].
4464 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4466 * doc/md.texi: Correct examples for define_insn_reservations
4469 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4471 * genautomata.c (create_automata): Print message about creation of
4473 (generate): Remove printing meease about creation of
4476 2001-09-05 David S. Miller <davem@redhat.com>
4478 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4479 * config/sparc/linux64.h: Likewise.
4481 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
4483 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
4484 schedule_block, sched_init, sched_finish): Add missed calls of
4485 use_dfa_pipeline_interface.
4487 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
4490 * sched-vis.c (get_visual_tbl_length): Ditto.
4492 2001-08-27 Richard Henderson <rth@redhat.com>
4494 * genattr.c (main): Emit state_t even when not doing scheduling.
4496 2001-08-27 Richard Henderson <rth@redhat.com>
4498 * genautomata.c (expand_automata): Always create a description.
4500 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4502 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4503 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4504 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4507 * genattr.c (main): New variable num_insn_reservations. Increase
4508 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4509 pipeline hazard recognizer interface.
4511 * genattrtab.h: New file.
4513 * genattrtab.c: Include genattrtab.h.
4514 (attr_printf, check_attr_test, make_internal_attr,
4515 make_numeric_value): Move protypes into genattrtab.h. Define them
4517 (num_dfa_decls): New global variable.
4518 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4519 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4520 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4521 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4523 * genautomata.c: New file.
4525 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4527 * sched-int.h: (curr_state): Add the external definition for
4528 automaton pipeline interface.
4529 (haifa_insn_data): Add comments for members blockage and units.
4531 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4532 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4533 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4534 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4535 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4536 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4537 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4539 (TARGET_SCHED): Use the new macros.
4541 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4542 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4543 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4544 dfa_bubble): New members in gcc_target.sched.
4546 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4547 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4548 (insn_queue): Redefine it as pointer to array.
4549 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4551 (max_insn_queue_index_macro_value): New variable.
4552 (curr_state, dfa_state_size, ready_try): New varaibles for
4553 automaton interface.
4554 (ready_element, ready_remove, max_issue): New function prototypes
4555 for automaton interface.
4556 (choose_ready): New function prototype.
4557 (insn_unit, blockage_range): Add comments.
4558 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4559 FUNCTION_UNITS_SIZE == 0.
4560 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4561 actual_hazard, potential_hazard): Add comments.
4562 (insn_cost): Use cost -1 as undefined value. Remove
4563 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4565 (ready_element, ready_remove): New functions for automaton
4567 (schedule_insn): Add new code for automaton pipeline interface.
4568 (queue_to_ready): Add new code for automaton pipeline interface.
4569 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4570 (debug_ready_list): Print newline when the queue is empty.
4571 (max_issue): New function for automaton pipeline interface.
4572 (choose_ready): New function.
4573 (schedule_block): Add new code for automaton pipeline interface.
4574 Print ready list before scheduling each insn.
4575 (sched_init): Add new code for automaton pipeline interface.
4576 Initiate insn cost by -1.
4577 (sched_finish): Free the current automaton state and finalize
4578 automaton pipeline interface.
4580 * sched-rgn.c: Include target.h.
4581 (init_ready_list, new_ready, debug_dependencies): Add new code for
4582 automaton pipeline interface.
4584 * sched-vis.c: Include target.h.
4585 (get_visual_tbl_length): Add code for automaton interface.
4586 (target_units, print_block_visualization): Add comments.
4588 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4589 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4590 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4591 (getruntime.o, genautomata.o): New entries.
4592 (genattrtab.o): Add new dependency file genattrtab.h.
4593 (genattrtab): Add new dependencies. Link it with `libm.a'.
4594 (getruntime.o, hashtab.o): New entries for canadian cross.
4596 * doc/md.texi: Description of automaton based model.
4598 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4600 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4601 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4602 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4603 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4604 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4605 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4606 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4608 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4609 MAX_DFA_ISSUE_RATE): New macro descriptions.
4611 * doc/contrib.texi: Add dfa based scheduler contribution.
4613 * doc/gcc.texi: Add more information about genattrtab.
4615 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4617 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
4618 adjust_address_nv call.
4620 2002-04-29 Janis Johnson <janis187@us.ibm.com>
4622 * doc/install.texi (Testing): Provide additional information, and
4623 a stronger encouragement, for running the testsuites.
4625 2002-04-29 DJ Delorie <dj@redhat.com>
4627 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
4628 given in upper case.
4630 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4632 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
4633 Solaris 2 <widec.h> if missing.
4634 * fixinc/fixincl.x: Regenerate.
4635 * fixinc/tests/base/widec.h: New file.
4637 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
4639 * toplev.c (f_options): Add "profile" switch so that
4640 -fno-profile can be used to disable -p.
4642 2002-04-29 Bernd Schmidt <bernds@redhat.com>
4644 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
4646 * tree.c (build_common_tree_nodes_2): Likewise.
4647 * tree.h (enum tree_index): Likewise.
4648 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
4650 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
4652 (init_mmx_sse_builtins): Initialize SSE2 builtins.
4653 (ix86_expand_builtin): Add support for SSE2 builtins.
4654 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
4655 (VALID_SSE_REG_MODE): Use it.
4656 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
4657 (enum ix86_builtins): Add SSE2 builtins.
4658 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
4659 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
4660 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
4661 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
4662 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
4663 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
4664 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
4665 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
4666 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
4667 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
4668 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
4669 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
4670 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
4671 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4672 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
4673 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
4674 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
4675 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
4676 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
4677 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
4678 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
4679 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
4680 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
4681 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
4682 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
4683 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
4684 lfence_insn): New patterns.
4685 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
4686 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
4688 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
4690 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
4692 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4694 * doc/contrib.texi (Contributors): Add Paolo Carlini and
4696 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
4697 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
4698 and CPU instead of cpu.
4700 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
4702 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
4704 (lang_independent_options): Add -fif-conversion, -fif-conversion2
4705 (rest_of_compilation): Do if conversion only when asked for.
4706 (parse_options_and_default_flags): Set new variables to 1 for -O1
4707 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
4709 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
4711 * i386.c (dbx64_register_map): Fix typo.
4713 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
4715 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
4716 real_one_half, real_bb_freq_max): New static variables.
4717 (debug_profile_bbauxs): Kill.
4718 (process_note_predictions): Kill unused variable.
4719 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
4721 (propagate_freq): Use REAL_ARITHMETICS.
4722 (estimate_bb_frequencies): Likevise; init new static variables.
4723 * Makefile.in (predict.o): Add dependency on real.h
4725 2002-04-28 David S. Miller <davem@redhat.com>
4728 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
4729 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
4730 several {reads,writes} instead.
4731 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
4734 2002-04-27 David S. Miller <davem@redhat.com>
4737 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
4740 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
4741 including signal.h and sys/ucontext.h, not needed.
4743 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
4745 * varasm.c (output_constant_def): Correct test for not calling
4746 ENCODE_SECTION_INFO for INTEGER_CST.
4748 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
4750 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
4751 keep most cases as function eval_token.
4752 (eval_token): New function.
4753 (_cpp_parse_expr): Read token here for improved diagnostics.
4754 Don't use op_as_text. Detect bad ':' here.
4755 (reduce): Don't detect bad ':' here.
4756 (op_as_text): Remove.
4757 * cpphash.h (_cpp_test_assertion): Change prototype.
4758 * cpplib.c (_cpp_test_assertion): Change prototype.
4760 2002-04-28 Richard Henderson <rth@redhat.com>
4763 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
4764 (ggc_mark_rtx_children): New.
4766 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4769 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
4770 after call peepholes for UltraSPARC.
4771 (call + jump 64-bit peepholes): Remove.
4773 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4776 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
4777 result as temporary value.
4779 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4782 * toplev.c (rest_of_compilation): Only run regrename and copy
4783 propagation if optimizing.
4785 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4787 PR optimization/6475
4788 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
4789 register of REGNO_DECL (i).
4790 * Makefile.in (reload1.o): Add $(TREE_H).
4792 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
4794 * cppexp.c (lex): Update to use state.skip_eval.
4795 (struct op): Remove prio and flags members.
4796 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
4797 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
4798 (LEFT_ASSOC): New macro.
4799 (optab): New table of operator priorities and flags.
4801 (_cpp_parse_expr): Clean up logic. Return bool. Use a
4802 malloc-ed parser stack.
4803 (reduce): New; reduce the operator stack.
4804 (_cpp_expand_op_stack): Expand the operator stack as necessary.
4805 * cpphash.h (struct op): Predeclare.
4806 (struct cpp_reader): New members op_stack, op_limit.
4807 (struct lexer_state): New member skip_eval.
4808 (_cpp_parse_expr): Update.
4809 (_cpp_expand_op_stack): New.
4810 * cpplib.c (do_if): Update.
4811 * cppinit.c (cpp_create_reader): Create op stack.
4812 (cpp_destroy): And destroy it.
4813 * cpplib.h (CPP_LAST_CPP_OP): Correct.
4814 (TTYPE_TABLE): Correct.
4816 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4819 * c-decl.c (duplicate_decls): Call merge_weak.
4820 * c-pragma.c (apply_pragma_weak): Warn about misuse.
4821 * output.h (merge_weak): Prototype merge_weak.
4822 * varasm.c (merge_weak): New function.
4823 (declare_weak): Make sure we don't give an error on VAR_DECLs.
4824 Mark RTL with SYMBOL_REF_WEAK.
4826 2002-04-27 Kurt Garloff <garloff@suse.de>
4828 * tree-inline.c (inlinable_function_p): Improve heuristics
4829 by using a smoother function to cut down allowable inlinable size.
4830 * param.def: Add parameters max-inline-insns-single,
4831 max-inline-slope, min-inline-insns that determine the exact
4832 shape of the above function.
4833 * param.h: Likewise.
4835 2002-04-26 Richard Henderson <rth@redhat.com>
4837 * c-parse.in (malloced_yyss, malloced_yyvs): New.
4838 (yyoverflow): Re-add. Set them.
4839 (free_parser_stacks): New.
4840 * c-common.h: Declare it.
4841 * c-lex.c (c_common_parse_file): Call it.
4843 2002-04-26 Richard Henderson <rth@redhat.com>
4845 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
4846 for fallthru search.
4848 2002-04-26 Eric Christopher <echristo@redhat.com>
4850 PR optimization/3700
4851 * config/mips/mips.c (mips_issue_rate): Define. New function.
4852 (TARGET_SCHED_ISSUE_RATE): Use.
4854 2002-04-25 David S. Miller <davem@redhat.com>
4857 * reorg.c (optimize_skip): Do not allow exception causing
4858 instructions to be considered for delay slots.
4859 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
4860 (relax_delay_slots): Do not try to consider exception causing
4861 instructions as redundant.
4863 2002-04-26 Richard Henderson <rth@redhat.com>
4866 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
4868 2002-04-26 Mark Mitchell <mark@codesourcery.com>
4871 * config/i386/i386.md (untyped_call): Return the value in a float
4872 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
4875 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
4877 * tree.c (tree_int_cst_lt): Compare constants whose types differ
4878 in unsigned-ness correctly.
4880 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4882 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
4883 portable runtime model.
4885 2002-04-26 Richard Henderson <rth@redhat.com>
4887 * c-parse.in (yyoverflow): Revert.
4889 2002-04-26 David Edelsohn <edelsohn@gnu.org>
4890 Richard Henderson <rth@redhat.com>
4892 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
4893 result as temporary value.
4895 2002-04-26 Richard Henderson <rth@redhat.com>
4898 * c-common.c (fix_string_type): Split out of ...
4899 (combine_strings): ... here. Take a varray, not a tree list.
4900 (c_expand_builtin_printf): Use fix_string_type.
4901 * c-common.h: Update decls.
4902 * c-parse.in (string): Remove. Update all uses to use STRING
4903 instead, and not call combine_strings.
4906 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
4907 (build_asm_stmt): Likewise.
4908 * objc/objc-act.c (my_build_string): Use fix_string_type.
4909 (build_objc_string_object): Build varray for combine_strings.
4911 2002-04-26 Bo Thorsen <bo@suse.co.uk>
4913 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
4916 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
4918 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
4919 (HAVE_NO_R_OPERAND): Remove.
4920 (HAVE_VALUE): Remove.
4921 (op_to_prio): Update.
4922 (UNARY): Don't alter flags.
4923 (_cpp_parse_expr): want_value used to indicate whether
4924 a number or unary operator is expected next. Distinguish
4925 unary and binary +/-.
4926 (op_as_text): Update for unary operators.
4928 2002-04-25 Richard Henderson <rth@redhat.com>
4931 * c-parse.in (yyoverflow): New.
4933 2002-04-25 Richard Henderson <rth@redhat.com>
4936 * c-common.c (shorten_compare): Simplfy conditions leading to
4937 the generation of a warning.
4939 2002-04-25 Richard Henderson <rth@redhat.com>
4942 * expmed.c (extract_bit_field): Fall through to generic code rather
4943 than aborting on subreg special case.
4945 2002-04-25 David S. Miller <davem@redhat.com>
4947 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
4948 for DECL being NULL.
4950 2002-04-25 Steve Christiansen <smc@us.ibm.com>
4952 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
4954 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
4956 * c-decl.c (grokdeclarator): Remove outdated ??? note
4957 on invalid declaration of flexible array members.
4959 2002-04-25 Richard Henderson <rth@redhat.com>
4961 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
4963 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
4965 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
4966 needed by the compiler, even if they are used as global regs.
4968 2002-04-25 Matt Hiller <hiller@redhat.com>
4970 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
4972 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
4973 of the corresponding functions.
4974 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
4977 2002-04-25 Matt Hiller <hiller@redhat.com>
4979 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
4981 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
4982 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
4983 registers, adjust comment accordingly.
4984 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
4985 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
4986 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
4987 for coprocessor registers.
4988 (ADDITIONAL_REGISTER_NAMES): Include
4989 ALL_COP_ADDITIONAL_REGISTER_NAMES.
4991 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
4992 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
4993 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
4994 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
4995 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
4997 (mips_char_to_class): Adjust comment to include coprocessor
5000 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
5002 (mips_reg_names, mips_regno_to_class): Include coprocessor
5004 (mips_sw_reg_names): Ditto, make non-static.
5005 (mips_move_1word): Handle moves to and from coprocessor registers.
5006 (mips_move_2words): Handle moves to and from coprocessor
5008 (mips_class_max_nregs, mips_register_move_cost): Handle
5009 coprocessor register classes.
5010 (override_options): Initialize mips_char_to_class and
5011 mips_hard_regno_mode_ok properly for coprocessor registers.
5013 * config/mips/mips.md (movdi_internal, movdi_internal2,
5014 movsi_internal1, movsi_internal2): Add constraint-sets for
5015 coprocessor registers.
5016 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
5017 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
5019 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
5020 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
5022 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
5023 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
5025 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
5026 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
5029 * doc/tm.texi: Document feature.
5031 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5033 * integrate.c (function_attribute_inlinable_p): Simplify.
5034 Check the table pointer is not NULL.
5036 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
5038 * doc/c-tree.texi: Fix typo in introduction.
5040 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5042 * c-common.h (c_common_parse_file): Update.
5043 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5044 * c-lex.c (YYDEBUG): Get from c-lex.h.
5045 (c_common_parse_file): Update.
5046 * c-lex.h (YYDEBUG, yydebug): New.
5047 * c-parse.in (YYDEBUG): Get from c-lex.h.
5048 (c_set_yydebug): Remove.
5049 * c-tree.h (c_set_yydebug): Remove.
5050 * langhooks-def.h (lhd_do_nothing_i): New.
5051 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
5052 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
5053 * langhooks.c (lhd_do_nothing_i): New.
5054 (lhd_set_yydebug): Remove.
5055 * langhooks.h (struct lang_hooks): Update.
5056 * toplev.c (set_yydebug): New.
5057 (compile_file): Update call to parse_file hook.
5058 (decode_d_option): Update.
5060 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5062 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
5064 * loop.c (load_mems): Don't change the interface of called functions.
5066 * calls.c (expand_call): Take current_function_pretend_args_size
5067 into account when setting argblock for sibcalls.
5069 2002-04-24 Matt Hiller <hiller@redhat.com>
5071 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
5074 * cpplex.c (skip_line_comment): Process comment one multibyte
5075 character at a time rather than one char at a time, if
5077 (parse_string): Process string one multibyte character at a time
5078 rather than one char at a time, if appropriate.
5079 * c-lex.c (lex_string): Lex and copy multibyte strings
5081 * cpplib.h (cppchar_t): Change to unsigned.
5083 2002-04-24 Richard Henderson <rth@redhat.com>
5086 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
5089 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
5091 * sh.c (sh_va_arg): If argument was passed by reference,
5092 dereference the pointer.
5094 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5096 * sh.md (divsi3_i4_media): Use match_operand for input values
5097 rather than hard registers.
5098 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
5099 unnecessarily through hard registers. Keep copies of pseudo
5100 registers outside of the libcall sequence.
5102 * sh.md (casesi_shift_media): Add modes.
5104 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
5107 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
5109 * attribs.c (c_common_attribute_table): Move table and handlers
5111 (format_attribute_table, lang_attribute_table,
5112 lang_attribute_common): Remove.
5113 (init_attributes): Replace NULL pointers with pointers to the
5115 (handle_packed_attribute, handle_nocommon_attribute,
5116 handle_common_attribute, handle_noreturn_attribute,
5117 handle_noinline_attribute, handle_always_inline_attribute,
5118 handle_used_attribute, handle_unused_attribute,
5119 handle_const_attribute, handle_transparent_union_attribute,
5120 handle_constructor_attribute, handle_destructor_attribute,
5121 handle_mode_attribute, handle_section_attribute,
5122 handle_aligned_attribute, handle_weak_attribute,
5123 handle_alias_attribute, handle_visibility_attribute,
5124 handle_no_instrument_function_attribute, handle_malloc_attribute,
5125 handle_no_limit_stack_attribute, handle_pure_attribute,
5126 handle_deprecated_attribute, handle_vector_size_attribute,
5127 vector_size_helper): Move to c-common.c.
5128 * c-common.c (c_common_attribute_table,
5129 handle_packed_attribute, handle_nocommon_attribute,
5130 handle_common_attribute, handle_noreturn_attribute,
5131 handle_noinline_attribute, handle_always_inline_attribute,
5132 handle_used_attribute, handle_unused_attribute,
5133 handle_const_attribute, handle_transparent_union_attribute,
5134 handle_constructor_attribute, handle_destructor_attribute,
5135 handle_mode_attribute, handle_section_attribute,
5136 handle_aligned_attribute, handle_weak_attribute,
5137 handle_alias_attribute, handle_visibility_attribute,
5138 handle_no_instrument_function_attribute, handle_malloc_attribute,
5139 handle_no_limit_stack_attribute, handle_pure_attribute,
5140 handle_deprecated_attribute, handle_vector_size_attribute,
5141 vector_size_helper): Move from attribs.c.
5142 * c-common.h (c_common_attribute_table,
5143 c_common_format_attribute_table): New.
5144 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5145 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5146 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
5147 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
5148 (LANG_HOOKS_INITIALIZER): Update.
5149 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
5150 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
5151 * target.h: Update comment.
5152 * tree.c (default_target_attribute_table): Remove.
5153 * tree.h (default_target_attribute_table, format_attribute_table,
5154 lang_attribute_table, lang_attribute_common): Remove.
5156 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5157 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5159 2002-04-24 Jason Merrill <jason@redhat.com>
5161 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
5162 * dwarf2out.c (dwarf_attr_name): Support it.
5163 (gen_array_type_die): Emit it.
5164 (lookup_type_die): No special handling for VECTOR_TYPE.
5165 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
5167 2002-04-24 Richard Henderson <rth@redhat.com>
5169 * config/mips/mips.md (movdi_usd): Renumber.
5171 2002-04-24 David S. Miller <davem@redhat.com>
5174 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
5175 32-bit Sparc and current_function_returns_struct is true.
5177 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5179 * loop.c (canonicalize_condition): Use gen_int_mode.
5181 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
5183 * config/rs6000/altivec.h: Cleanup file. Add non individual
5205 (vec_vcmpequb): New.
5206 (vec_vcmpequh): New.
5207 (vec_vcmpequw): New.
5208 (vec_vcmpeqfp): New.
5209 (vec_vcmpgefp): New.
5210 (vec_vcmpgtub): New.
5211 (vec_vcmpgtsb): New.
5212 (vec_vcmpgtuh): New.
5213 (vec_vcmpgtsh): New.
5214 (vec_vcmpgtuw): New.
5215 (vec_vcmpgtsw): New.
5216 (vec_vcmpgtfp): New.
5217 (vec_vcmpgefp): New.
5222 (vec_vexptefp): New.
5227 (vec_lde): Add vector float variant.
5232 (vec_vmhaddshs): New.
5254 (vec_vmladduhm): New.
5255 (vec_vmhraddshs): New.
5257 (vec_vmsummbm): New.
5258 (vec_vmsumuhm): New.
5259 (vec_vmsumshm): New.
5260 (vec_vmsumuhs): New.
5261 (vec_vmsumshs): New.
5270 (vec_vnmsubfp): New.
5288 (vec_vrsqrtefp): New.
5299 (vec_vspltisb): New.
5300 (vec_vspltish): New.
5301 (vec_vspltisw): New.
5326 (vec_vsum4ubs): New.
5327 (vec_vsum4sbs): New.
5328 (vec_vsum4shs): New.
5329 (vec_vsum2sws): New.
5340 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
5343 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
5344 added literals from substracted literals.
5345 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
5346 (fold) [associate]: Preserve MINUS_EXPR if needed.
5348 2002-04-23 Zack Weinberg <zack@codesourcery.com>
5350 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
5353 2002-04-23 Tom Tromey <tromey@redhat.com>
5355 * gcc.c: Added --resource. For PR java/6314.
5357 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5359 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
5360 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
5363 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5365 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
5367 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5369 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
5371 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
5372 (ix86_expand_clrstr): Fix typo.
5373 * loop.c (gen_load_of_final_value): New.
5374 (loop_givs_rescan, strength_reduce, check_dbra_loop):
5377 2002-04-23 Roger Sayle <roger@eyesopen.com>
5379 * builtins.c (builtin_memset_gen_str): New function.
5380 (expand_builtin_memset): Optimize the case of constant length, but
5383 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
5385 * config/rs6000/altivec.h (vec_step): Remove extraneous
5387 (vec_ctu): Cast return.
5389 2002-04-23 Alan Modra <amodra@bigpond.net.au>
5392 * function.h: (struct function): Add profile_label_no field.
5393 (current_function_profile_label_no): Define.
5394 * function.c: (profile_label_no): New static var.
5395 (expand_function_start): Increment it, and copy to
5396 current_function_profile_label_no.
5397 * output.h (profile_label_no): Delete.
5398 * final.c (profile_label_no): Delete.
5399 (profile_function): Use current_function_profile_label_no.
5400 (final_end_function): Don't increment profile_label_no here.
5401 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
5402 profile_label_no with current_function_profile_label_no.
5403 * config/pa/pa.c (current_function_number): Delete.
5404 (pa_output_function_prologue): Don't output profile label here.
5405 (hppa_profile_hook): Use label_no param rather than
5406 current_function_number.
5407 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
5408 * config/pa/pa.h: .. here.
5409 (FUNCTION_PROFILER): Output profile label here.
5411 2002-04-22 Eric Christopher <echristo@redhat.com>
5413 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
5414 patch of 2002-04-09 due to binutils issues.
5415 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
5417 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5419 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
5420 constraint to 'o' for m=r and r=m alternatives.
5421 ("*movv8hi_internal1"): Same.
5422 ("*movv16qi_internal1"): Same.
5423 ("*movv4sf_internal1"): Same.
5425 2002-04-22 Janis Johnson <janis187@us.ibm.com>
5427 * rtl.h (RTX_FLAG): New macro.
5428 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
5429 * final.c (alter_subreg): Use macro to access rtx flag.
5430 * integrate.c (copy_rtx_and_substitute): Use new access macro.
5431 * print-rtl.c (print_rtx): Use new access macro.
5433 * cse.c (insert): Check rtx code before accessing flag.
5435 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
5436 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
5437 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
5438 convert_const_symbol_ref, make_canonical, make_alternative_compare,
5439 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
5440 simplify_test_exp, optimize_attrs, simplify_by_exploding,
5441 find_and_mark_used_attributes, unmark_used_attributes,
5442 add_values_to_cover, simplify_with_current_value,
5443 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
5444 copy_rtx_unchanging, main): Use new access macros.
5446 2002-04-22 Tom Rix <trix@redhat.com>
5448 * expmed.c (init_expmed): Generate shifted constant once.
5450 2002-04-22 Zack Weinberg <zack@codesourcery.com>
5452 * c-lex.c (lex_charconst): Call convert to get constant in
5453 proper type; don't just smash the type field.
5456 * config.gcc: Add list of obsolete configurations. Disallow
5457 building these without --enable-obsolete.
5458 * doc/install.texi: Document --enable-obsolete and obsoletion
5459 policy. Mention obsoletion of individual targets in
5462 2002-04-22 Richard Henderson <rth@redhat.com>
5464 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
5466 2002-04-22 Mark Mitchell <mark@codesourcery.com>
5469 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
5470 (walk_fixup_memory_subreg): Likewise.
5471 (fixup_var_refs_insn): Adjust accordingly.
5472 (fixup_var_refs_1): Likewise.
5474 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
5476 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
5477 LIBPATH_ARCH64_SPEC): Define.
5478 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
5479 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
5480 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
5481 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
5483 2002-04-22 Joel Sherrill <joel@OARcorp.com>
5485 * gthr-rtems.h: Correct prototypes to remove warnings.
5487 2002-04-22 Richard Henderson <rth@redhat.com>
5490 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
5492 * gcse.c (free_insn_expr_list_list): New.
5493 (clear_modify_mem_tables): Use it. Fix bit set usage.
5494 (canon_list_insert): Use EXPR_LISTs for expressions.
5495 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
5497 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
5499 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
5500 file change and include code to _cpp_pop_buffer.
5501 * cpphash.h (struct pending_option): Predeclare.
5502 (struct cpp_reader): New member next_include_file.
5503 (_cpp_pop_file_buffer): Update.
5504 (_cpp_push_next_buffer): Update, rename.
5505 * cppinit.c (cpp_destroy): Free include chain and pending here.
5506 (cpp_finish_options): Simplify.
5507 (_cpp_push_next_buffer): Rename and clean up.
5508 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
5510 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
5512 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5514 * config/rs6000/altivec.h (vec_xor): Add variant for both args
5515 being vector signed int.
5517 (vec_xor): Add variant for both args being vector signed char.
5518 Remove redundant variant.
5521 2002-04-21 David S. Miller <davem@redhat.com>
5523 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
5524 compare mode in output RTL.
5526 2002-04-22 David Edelsohn <edelsohn@gnu.org>
5528 * config/rs6000/rs6000.c (rs6000_override_options): Correct
5529 style and formatting of previous patch.
5531 2002-04-22 Alan Modra <amodra@bigpond.net.au>
5533 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
5534 flag_pic for ABI_AIX.
5536 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
5538 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
5539 * cppfiles.c (read_include_file): Similarly.
5540 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
5541 uxstrdup ustrchr, ufputs): Similarly.
5542 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
5543 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
5544 cpp_ideq, parse_identifier, parse_number): Similarly.
5545 * cpplib.c (struct directive, dequote_string, D, run_directive,
5546 cpp_push_buffer): Similarly.
5547 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
5548 _cpp_create_definition, check_trad_stringification,
5549 cpp_macro_definition): Similarly.
5551 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
5553 * cppmacro.c (funlike_invocation_p): Don't step back
5556 2002-04-21 David Edelsohn <edelsohn@gnu.org>
5558 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
5561 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
5563 * doc/invoke.texi: Remove Chill references.
5564 * doc/gcc.texi: Update last modified date.
5566 2002-04-20 Kazu Hirata <kazu@hxi.com>
5568 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
5569 push and pop. Replace add.l with add.w.
5571 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5573 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
5574 multiply instructions for H8/300H case.
5576 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5578 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
5579 Bum three instructions from each routine.
5581 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
5583 * Makefile.in: Update.
5584 * decl.c (push_c_function_context, pop_c_function_context,
5585 mark_c_function_context): Rename for consistency.
5586 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
5587 * c-tree.h (push_c_function_context, pop_c_function_context,
5588 mark_c_function_context): Rename for consistency.
5589 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5590 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
5591 * function.c (init_lang_status, save_lang_status,
5592 restore_lang_status, mark_lang_status, free_lang_status):
5593 Move to langhooks.h.
5594 (push_function_context_to, pop_function_context_from,
5595 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
5597 * function.h (init_lang_status, save_lang_status,
5598 restore_lang_status, mark_lang_status, free_lang_status):
5599 Move to langhooks.h.
5600 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
5601 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
5602 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
5603 LANG_HOOKS_FUNCTION_INITIALIZER): New.
5604 (LANG_HOOKS_INITIALIZER): Update.
5605 (lhd_do_nothing_f): New.
5606 * langhooks.h (struct lang_hooks_for_functions): New.
5607 (struct lang_hooks): New hooks.
5608 * langhooks.c (lhd_do_nothing_f): New.
5610 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5611 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
5613 2002-04-19 David S. Miller <davem@redhat.com>
5615 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
5616 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
5618 2002-04-19 Jakub Jelinek <jakub@redhat.com>
5620 PR optimization/3756
5621 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
5622 x = ((int) y < 0) ? cst1 : cst2.
5624 2002-04-19 Jakub Jelinek <jakub@redhat.com>
5627 * function.c: Reapply patch for c/6358.
5628 (expand_function_end): Copy decl_rtl's mode, not
5629 current_function_return_rtx mode.
5631 2002-04-19 Joel Sherrill <joel@OARcorp.com>
5633 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
5636 2002-04-19 Tom Tromey <tromey@redhat.com>
5638 * doc/install.texi (Specific): Update status of Solaris 2.8.
5641 2002-04-19 Andreas Schwab <schwab@suse.de>
5643 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
5644 (PUT_REAL): Restore old definition.
5646 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
5647 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5649 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
5650 binutils 2.11.2 and higher generate smaller binaries than Sun's
5653 2002-04-19 Mark Mitchell <mark@codesourcery.com>
5656 * toplev.c (rest_of_compilation): Do not defer functions for which
5657 TREE_SYMBOL_REFERENCED has already been set.
5659 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
5661 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
5664 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
5666 * builtins.c: Include langhooks.h.
5667 (lang_type_promotes_to): Remove.
5668 (expand_builtin_va_arg): Use new hook.
5669 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
5670 (simple_type_promotes_to): Move to c-typeck.c.
5671 * c-common.h (simple_type_promotes_to): Remove.
5672 * c-decl.c (duplicate_decls, grokdeclarator): Update.
5673 * c-format.c: Include langhooks.h.
5674 (check_format_types): Update.
5675 * c-tree.h (c_type_promotes_to): New.
5676 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
5677 (type_lists_compatible_p): Update.
5678 * langhooks-def.h (lhd_type_promotes_to): New.
5679 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
5680 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
5681 * langhooks.c (lhd_type_promotes_to): New.
5682 * langhooks.h (struct lang_hooks_for_types): New hook.
5683 * tree.h (lang_type_promotes_to): Remove.
5685 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
5687 2002-04-18 Richard Henderson <rth@redhat.com>
5689 * function.c: Revert patch for c/6358.
5691 2002-04-18 Richard Henderson <rth@redhat.com>
5693 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
5694 blocks. Handle multiple references to the TRAP block. Handle
5695 non-adjacent THEN and OTHER blocks.
5697 2002-04-18 Richard Henderson <rth@redhat.com>
5699 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
5700 crash with no type for by-mode libcalls.
5702 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
5704 2002-04-18 Bob Wilson <bob.wilson@acm.org>
5706 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
5707 __xtensa_nonlocal_goto): Use a syscall instructions to flush
5708 the register windows.
5710 2002-04-18 Zack Weinberg <zack@codesourcery.com>
5712 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
5713 appropriate. Document need for extended precision even when
5714 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
5715 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
5716 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
5717 instead of relying on later syntax error when REAL_WIDTH > 5.
5718 * real.c: Define NE based only on whether or not we have a
5719 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
5720 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
5721 define GET_REAL and PUT_REAL as simple memcpy operations; no
5722 need to byteswap or round.
5723 Use #error instead of #ifdef-ing out the entire file, for
5724 prompt error detection.
5726 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
5728 2002-04-18 David S. Miller <davem@redhat.com>
5730 * config/sparc/sparc.h (BRANCH_COST): Define.
5732 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
5735 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
5737 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
5738 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
5739 propagate_block calls after relaxation loop using new variable
5740 stabilized_prop_flags.
5742 2002-04-18 Richard Henderson <rth@redhat.com>
5744 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
5745 (ia64_va_arg): Expect variable sized types by reference.
5746 * config/ia64/ia64-protos.h: Update.
5747 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
5748 ia64_function_arg_pass_by_reference.
5750 2002-04-18 Richard Henderson <rth@redhat.com>
5752 * ifcvt.c: Include except.h.
5753 (block_has_only_trap): Break out from find_cond_trap.
5754 (find_cond_trap): Use it. Always delete the trap block.
5755 (merge_if_block): Allow then block null. Be less simplistic about
5756 what insns can end a block.
5757 * Makefile.in (ifcvt.o): Depend on except.h.
5759 * config/ia64/ia64.md (trap, conditional_trap): New.
5761 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5764 * function.c (assign_parms): Assign hard current_function_return_rtx
5766 (expand_function_end): ...not here.
5768 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
5770 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
5771 * c-tree.h (c_incomplete_type_error): New.
5772 * c-typeck.c (require_complete_type, build_component_ref): Update.
5773 (incomplete_type_error): Rename.
5774 * langhooks-def.h (lhd_incomplete_type_error): New.
5775 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
5776 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
5777 * langhooks.c (lhd_incomplete_type_error): New.
5778 * langhooks.h (struct lang_hooks_for_types): New hook.
5779 * tree.c (size_in_bytes): Use new hook.
5780 * tree.h (incomplete_type_error): Remove.
5782 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
5784 2002-04-18 Zack Weinberg <zack@codesourcery.com>
5786 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
5787 TARGET_FLOAT_FORMAT blocks.
5789 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5791 * doc/install.texi (Downloading the source): Do not mention Chill
5792 any longer, but mention Ada.
5793 (Configuration): Do not mention Chill any longer.
5795 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
5797 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
5799 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
5801 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
5804 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5806 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
5807 instead of unsigned_type.
5809 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
5811 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
5812 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
5815 2002-04-18 Bernd Schmidt <bernds@redhat.com>
5817 * attribs.c (vector_type_node_list): New static variable.
5818 (handle_vector_size_attribute): Use it to avoid generating a
5819 new type node each time we are called.
5821 * combine.c (subst): Avoid trying to make a vector mode subreg of
5822 an integer constant.
5823 (gen_lowpart_for_combine): Likewise.
5825 2002-04-18 Roger Sayle <roger@eyesopen.com>
5826 Jakub Jelinek <jakub@redhat.com>
5828 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
5829 for integer constant c (if x has unsigned type or sign bit is not
5830 set in c). This folds the zero/sign extension into the bit-wise and
5833 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5836 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
5839 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
5841 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
5843 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
5845 * gcc.c (read_specs): Detect and fail if an attempt is made to
5846 rename a spec string to an already existing string.
5848 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
5850 * config/s390/s390.c (legitimize_pic_address): Do not generate
5851 illegal address constant without CONST.
5853 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5855 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
5856 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
5858 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
5860 PR optimization/6305
5861 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
5862 to make sure previous reloads are taken into account. Generate
5863 better code if one operand is an in-range immediate constant.
5865 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
5867 * doc/install.texi (Building): libgcj requires GNU make.
5869 2002-04-17 Jakub Jelinek <jakub@redhat.com>
5872 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
5873 even if hard quad and register is not floating.
5874 (movtf reg<-mem split): Disallow splitting if hard quad and
5875 register is floating.
5876 (movtf mem<-reg split): Likewise.
5877 * config/sparc/sparc.c (fp_register_operand): New predicate.
5878 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
5880 2002-04-17 Zack Weinberg <zack@codesourcery.com>
5882 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
5883 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
5884 (unprotoize.o): Ditto. Build from protoize.c. Define
5885 UNPROTOIZE on command line.
5886 * protoize.c: Include cppdefault.h. Delete include_defaults.
5887 (in_system_include_dir): Use cpp_include_defaults (defined in
5889 * unprotoize.c: Delete file.
5891 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
5893 * config/rs6000/altivec.h (vec_ld): Add array variants.
5897 2002-04-17 Alan Matsuoka <alanm@redhat.com>
5898 Aldy Hernandez <aldyh@redhat.com>
5900 * config/rs6000/altivec.h: Define __ALTIVEC__.
5907 Add parentheses to all macro arguments.
5909 2002-04-16 Richard Henderson <rth@redhat.com>
5912 * except.c (remove_eh_handler): Insert inner regions at beginning
5913 of sibling chain. Refactor expressions.
5915 2002-04-16 Richard Henderson <rth@redhat.com>
5917 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
5918 * config/sparc/sol2-gas-bi.h: New file.
5919 * config.gcc (sparc*-solaris): Add it as needed.
5920 * configure.in (AS_SPARC64_FLAG): Remove check.
5921 * config.in, configure: Regenerate.
5923 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
5925 2002-04-16 Richard Henderson <rth@redhat.com>
5927 * config/mips/mips.c (override_options): Don't override N32 for
5931 * config/mips/mips.md (can_delay): Split out of existing define_delays.
5932 (HILO_delay): Set can_delay false.
5934 2002-04-16 Dale Johannesen <dalej@apple.com>
5936 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
5937 instruction addresses.
5938 (rs6000_output_function_epilogue): Likewise.
5940 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
5942 * c-parse.in (poplevel, compstmt_start,
5943 compstmt_primary_start): Add ending ';', in accordance
5946 2002-04-16 Richard Henderson <rth@redhat.com>
5948 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
5949 Adjust tm_file order to get TARGET_DEFAULT set properly.
5950 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
5951 * doc/install.texi (sparc-solaris): Update.
5953 2002-04-16 Dale Johannesen <dalej@apple.com>
5955 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
5956 comparison operands do not match each other or if modes of
5957 conditions do not match result.
5959 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
5962 * config/s390/s390.md (mulsidi3): Set both subregs of the
5965 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
5967 * config/rs6000/altivec.h (vec_addc): Type check.
5969 2002-04-16 Jakub Jelinek <jakub@redhat.com>
5972 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
5974 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
5976 2002-04-15 Richard Henderson <rth@redhat.com>
5978 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
5979 call_really_used_regs too.
5981 2002-04-15 Richard Henderson <rth@redhat.com>
5983 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
5985 2002-04-15 David S. Miller <davem@redhat.com>
5987 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
5990 2002-04-16 Jakub Jelinek <jakub@redhat.com>
5993 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
5994 CONST_VECTOR is { 0, ... 0 }.
5996 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
5998 * doc/install.texi (Installing GCC: Configuration): Clarify
5999 the only supported ways to configure gcc.
6001 2002-04-15 Roland McGrath <roland@frob.com>
6003 * config.gcc (alpha*-*-gnu*): New target configuration.
6004 * config/alpha/gnu.h: New file for it.
6005 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
6007 2002-04-16 Mark Mitchell <mark@codesourcery.com>
6009 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
6010 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
6011 * tree.h (expand_start_stmt_expr): Update prototype.
6012 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
6013 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
6014 on the STMT_EXPR created for the inline function.
6016 2002-04-15 Richard Henderson <rth@redhat.com>
6018 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
6019 config/i386/linux-aout.h, config/i386/linux-oldld.h,
6020 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6021 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
6022 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
6023 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
6024 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
6025 Define __gnu_linux__, not gnu_linux.
6026 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
6028 2002-04-15 Mark Mitchell <mark@codesourcery.com>
6030 Remove Chill front end.
6031 * gcc.c (default_compilers): Remove Chill entries.
6032 * ch: Remove directory.
6033 * doc/frontends.texi: Remove information about Chill.
6034 * doc/sourcebuild.texi: Likewise.
6035 * doc/standards.texi: Likewise.
6037 2002-04-15 Douglas B Rupp <rupp@gnat.com>
6039 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
6040 (LONGLONG_STANDALONE): Define.
6042 2002-04-15 David S. Miller <davem@redhat.com>
6044 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
6045 Call emit_library_call with LCT_NORMAL.
6046 (sparc_initialize_trampoline): Use LCT_foo instead of
6047 magic constant in emit_library_call invocations.
6048 (sparc64_initialize_trampoline): Likewise.
6049 (sparc_profile_hook): Likewise.
6050 * config/sparc/sparc.md: Likewise.
6052 * config/sparc/sparc.c (sparc_extra_constraint_check):
6053 Fix type of argument 'c'.
6054 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
6057 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6059 * diagnostic.h (output_buffer_state): Redefine.
6060 (output_format_decoder): New macro.
6061 (output_prefixing_rule): Likewise.
6062 (output_line_cutoff): Likewise.
6063 (diagnostic_format_decoder): Adjust.
6064 (diagnostic_prefixing_rule): Likewise.
6065 (diagnostic_line_cutoff): Likewise.
6066 (diagnostic_state): Likewise.
6067 (diagnostic_kind_count): Likewise.
6068 (diagnostic_buffer): Now a macro.
6070 * diagnostic.c (diagnostic_buffer): Remove definition.
6071 (output_is_line_wrapping): Adjust.
6072 (set_real_maximum_length): Likewise.
6073 (output_set_maximum_length): Likewise.
6074 (init_output_buffer): Likewise.
6075 (lhd_print_error_function): Likewise.
6076 (output_do_verbatim): Likewise.
6078 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
6080 * cpperror.c (print_location): Don't print include chain
6082 (cpp_begin_message): Update to use DL_ macros.
6083 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6084 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6085 cpp_notice, cpp_notice_from_errno): Remove.
6086 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6089 * cppexp.c (CPP_ICE): Remove.
6090 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
6091 lex, integer_overflow, _cpp_parse_expr): Update.
6092 * cppfiles.c (read_include_file, find_include_file,
6093 handle_missing_header, _cpp_read_file, remap_filename): Update.
6094 * cpphash.h (enum error_type): Remove.
6095 (_cpp_begin_message): Update.
6096 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
6097 cpp_handle_option, cpp_post_options): Update.
6098 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
6099 skip_whitespace, parse_identifier, parse_slow, parse_string,
6100 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
6101 cpp_interpret_charconst): Update.
6102 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
6103 lex_macro_node, do_undef, glue_header_name, parse_include,
6104 do_include_common, read_flag, do_line, do_linemarker, do_ident,
6105 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
6106 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
6107 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
6108 _cpp_pop_buffer, do_diagnostic): Update.
6109 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
6110 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
6111 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6112 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6113 cpp_notice, cpp_notice_from_errno): Remove.
6114 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6117 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
6118 collect_args, enter_macro_context, save_parameter, parse_params,
6119 _cpp_create_definition, check_trad_stringification,
6120 cpp_macro_definition): Update.
6121 * cppmain.c (cpp_preprocess_file): Update.
6122 * fix-header.c (read_scan_file): Update.
6124 2002-04-14 Andreas Schwab <schwab@suse.de>
6126 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
6128 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6130 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
6132 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6134 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
6137 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
6139 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
6141 2002-04-13 Joel Sherrill <joel@OARcorp.com>
6143 * config/sparc/t-elf: Enable v8 multilibs. Impacts
6144 sparc-elf and sparc-rtems targets.
6146 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6148 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
6149 defined, and __gnu_hurd__ wherever __GNU__ is defined.
6150 * arm/linux-elf.h: Likewise.
6151 * cris/aout.h: Likewise.
6152 * cris/linux.h: Likewise.
6153 * i370/linux.h: Likewise.
6154 * i386/gnu.h: Likewise.
6155 * i386/linux-aout.h: Likewise.
6156 * i386/linux-oldld.h: Likewise.
6157 * i386/linux.h: Likewise.
6158 * i386/linux64.h: Likewise.
6159 * ia64/linux.h: Likewise.
6160 * m68k/linux-aout.h: Likewise.
6161 * m68k/linux.h: Likewise.
6162 * mips/linux.h: Likewise.
6163 * pa/pa-linux.h: Likewise.
6164 * pj/linux.h: Likewise.
6165 * rs6000/sysv4.h: Likewise.
6166 * s390/linux.h: Likewise.
6167 * sh/linux.h: Likewise.
6168 * sparc/linux-aout.h: Likewise.
6169 * sparc/linux.h: Likewise.
6170 * sparc/linux64.h: Likewise.
6171 * xtensa/linux.h: Likewise.
6173 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
6175 * stmt.c (check_unique_operand_names): Expect operand names to
6176 be strings rather than identifiers. Use simple_cst_equal to
6178 (resolve_operand_name_1): Make same identifier to string change here.
6179 * c-parse.in (asm_operand): Convert a named operand into a string.
6180 * cp/parse.y (asm_operand): Likewise.
6182 2002-04-13 Andreas Schwab <schwab@suse.de>
6184 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
6186 2002-04-12 Mark Mitchell <mark@codesourcery.com>
6188 Revert these changes:
6190 2002-04-06 Mark Mitchell <mark@codesourcery.com>
6193 * stor-layout.c (layout_decl): Reset the RTL for the decl.
6195 2002-04-12 Richard Henderson <rth@redhat.com>
6197 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
6198 (sparc*-*-solaris): Clean up header files.
6199 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
6200 and plan on generating 64-bit code.
6201 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
6202 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
6203 * config/sparc/sol2-sld-64.h: Rename ...
6204 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
6205 for AS_SPARC64_FLAG not defined.
6206 * config/sparc/sol2-gld-bi.h: New.
6207 * config/sparc/sol2-sld.h: Remove.
6208 * config/sparc/sol26-sld.h: New.
6209 * config/sparc/sol2.h: Tidy comments.
6210 * doc/install.texi: Document sparc-solaris configury changes.
6212 2002-04-12 Richard Henderson <rth@redhat.com>
6214 * recog.c (offsettable_address_p): Match the logic in adjust_address.
6216 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
6217 in 64-bit mode only. Use only for 32-bit or MEDLOW.
6219 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6221 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
6223 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
6225 * pa.c (pa_can_combine_p): Call extract_insn before calling
6228 2002-04-12 Douglas B Rupp <rupp@gnat.com>
6230 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
6231 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
6232 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6233 (CPP_PREDEFINES): Handle __declspec.
6234 * config/i386/t-interix (USER_H): Remove.
6236 2002-04-12 DJ Delorie <dj@redhat.com>
6238 * integrate.c (compare_blocks): Make comparisons safe for when
6239 sizeof(int) < sizeof(char *).
6240 (find_block): Likewise.
6242 2002-04-12 Jan Hubicka <jh@suse.cz>
6243 David Edelsohn <edelsohn@gnu.org>
6245 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
6247 (symbol_ref_operand): New.
6248 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
6249 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
6251 2002-04-12 Andreas Schwab <schwab@suse.de>
6253 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
6254 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
6255 overrides the definition in config/svr4.h.
6257 2002-04-12 Eric Norum <eric.norum@usask.ca>
6259 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
6260 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
6261 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
6262 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
6263 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
6264 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
6265 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
6266 definitions to config/rtems.h and make the targets more similar.
6268 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6270 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
6271 POINTERS_EXTEND_UNSIGNED.
6272 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
6273 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
6275 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
6278 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
6280 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
6281 depends on TARGET_SHMEDIA, not TARGET_SH5.
6283 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
6285 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
6286 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
6288 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
6290 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
6293 2002-04-12 Andreas Schwab <schwab@suse.de>
6295 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
6297 2002-04-12 Richard Henderson <rth@redhat.com>
6300 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
6302 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
6303 modes spanning multiple hard regs.
6305 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
6307 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6309 * pa.c (pa_output_function_prologue): Don't accumulate the total
6310 number of code bytes when using TARGET_64BIT, or gas, SOM and not
6311 the portable runtime.
6312 (output_deferred_plabels): Handle 64bit plabels.
6313 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
6314 generating pic code using the GAS assembler for object formats that
6315 are not SOM (ie., ELF32 and ELF64).
6316 (output_millicode_call): Check attribute type if attribute length is 28.
6317 Likewise use $PIC_pcrel$0. Only call get_attr_length and
6318 dbr_sequence_length once.
6319 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
6320 dbr_sequence_length once.
6321 * pa.h (TARGET_SOM): Define if not defined.
6322 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
6323 with GAS and not SOM.
6324 (jump, call_internal_reg, call_value_internal_reg): Likewise.
6325 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
6327 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6329 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
6330 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
6331 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
6332 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
6333 elfos.h and dbxelf.h values are fine now.
6334 * config/i386/freebsd.h, config/alpha/freebsd.h
6335 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
6337 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6339 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
6340 or set Acpu or Amachine. Reformat.
6341 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6343 (LINK_SPEC): Do not need to undef.
6344 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
6345 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
6346 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6348 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
6349 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
6350 (LINK_SPEC): Do not need to undef.
6351 (DONT_USE_BUILTIN_SETJMP): Do not define.
6352 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
6353 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
6354 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
6355 Remove trailing spaces.
6356 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
6357 __ELF__, or set Acpu or Amachine. Reformat.
6358 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6361 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6363 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
6364 all other *-*-freebsd* targets.
6366 2002-04-11 Richard Henderson <rth@redhat.com>
6368 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
6370 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6372 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
6373 Include {cpu}/{cpu}.h thru tm_file.
6374 (alpha*-*-linux*ecoff): Remove target.
6375 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
6376 (LINK_SPEC): Remove, is not OS independent.
6377 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
6378 (LINK_SPEC): Do not need to #undef any longer.
6379 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
6381 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
6383 (LINK_SPEC): Moved here from alpha/elf.h.
6384 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
6386 * config/alpha/linux-ecoff.h: Remove.
6387 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
6388 (CPP_SPEC): Define _POSIX_SOURCE as needed.
6389 (CPP_SUBTARGET_SPEC): Do not define.
6390 (LINK_SPEC): Do not need to #undef any longer.
6391 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
6392 * config/alpha/vms.h: Likewise.
6394 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
6396 * doc/extend.texi: Remove old claim that typedefs cannot have
6397 an alignment attribute.
6399 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6401 PR optimization/6177
6402 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
6403 bitpos is 0 and bitsize CONCAT size.
6405 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6408 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
6410 2002-04-10 David O'Brien <obrien@FreeBSD.org>
6412 * config/alpha/freebsd.h: Minor reformatting.
6413 (CPP_SPEC): Define ELF and add cpp_subtarget.
6414 (ASM_SPEC): No longer needed.
6416 2002-04-11 Richard Henderson <rth@redhat.com>
6418 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
6419 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
6420 (dimode mem/zero splitter): New.
6422 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
6424 * config/cris/cris.c (cris_override_options): Tweak error message
6425 for PIC not implemented.
6427 * config/cris/cris.h: Tweak comments related to parameter-passing.
6429 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
6431 2002-04-10 Richard Henderson <rth@redhat.com>
6433 * except.c (add_ehl_entry): Allow duplicates after landing pad
6436 2002-04-10 David Edelsohn <edelsohn@gnu.org>
6438 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
6440 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
6442 * c-decl.c (c_init_decl_processing): Move generation of
6443 decls for g77_integer_type_node and friends from here ...
6444 * c-common.c (c_common_nodes_and_builtins): ... to here.
6446 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
6448 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
6449 is only used as frame pointer when frame_pointer_needed is true.
6451 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
6454 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
6455 for the fact that the pool entry uses two words.
6456 (movdf_hard_insn): Similarly. Also, ADR instruction can span
6458 (movdf_soft_insn): Similarly.
6459 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
6460 for the fact that the pool entry uses three words.
6462 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
6464 * config/mips/mips.c (mips_va_arg): When using the struct version
6465 of the EABI va_list, allow arguments in the register save area to
6466 take up less room than a stack argument.
6468 2002-04-10 Richard Henderson <rth@redhat.com>
6470 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
6471 if EXPAND_INITIALIZER.
6473 2002-04-09 Richard Henderson <rth@redhat.com>
6475 * config/alpha/alpha.md (movdi_er_maybe_g): New.
6476 * config/alpha/alpha.c (alpha_expand_mov): Use it.
6478 2002-04-10 Alan Modra <amodra@bigpond.net.au>
6480 PR optimization/6233
6481 * rtlanal.c (pure_call_p): New function.
6482 * rtl.h (pure_call_p): Declare.
6483 * loop.c (prescan_loop): Use it to set has_nonconst_call.
6484 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
6486 2002-04-09 Eric Christopher <echristo@redhat.com>
6488 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
6489 information to .comm directive.
6491 2002-04-09 Richard Henderson <rth@redhat.com>
6494 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
6496 2002-04-09 Richard Henderson <rth@redhat.com>
6498 * basic-block.h (flow_delete_block_noexpunge): Declare.
6499 (expunge_block_nocompact): Declare.
6500 * cfg.c (expunge_block_nocompact): Split out from ...
6501 (expunge_block): ... here.
6502 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
6503 (flow_delete_block_noexpunge): Split out from ...
6504 (flow_delete_block): ... here.
6505 * cfgcleanup.c (delete_unreachable_blocks): Compact while
6506 removing dead blocks.
6507 * except.c (exception_handler_labels): Remove.
6508 (exception_handler_label_map): New.
6509 (struct eh_region): Add aka member.
6510 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
6511 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
6512 (for_each_eh_label, for_each_eh_label_1): New.
6513 (init_eh): Register exception_handler_label_map.
6514 (free_eh_status): Use free_region.
6515 (find_exception_handler_labels): Use the map, not the list.
6516 (remove_exception_handler_label): Likewise.
6517 (maybe_remove_eh_handler): Likewise.
6518 (remove_eh_handler): Use the region aka bitmap.
6519 * except.h (exception_handler_labels): Remove.
6520 (for_each_eh_label): Declare.
6521 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
6522 * loop.c (invalidate_loops_containing_label): New.
6523 (find_and_verify_loops): Use it. Use for_each_eh_label.
6524 * sched-rgn.c (is_cfg_nonregular): Use
6525 current_function_has_exception_handlers.
6527 2002-04-09 Richard Henderson <rth@redhat.com>
6529 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
6530 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
6531 Do not return changed status.
6532 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
6533 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
6534 New functions that do return changed status.
6535 * sbitmap.h: Update decls.
6536 * gcse.c, lcm.c: Use _cg functions as needed.
6538 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
6540 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
6541 (sh64-*-elf*, sh-*-rtemself*): Likewise.
6542 * config/sh/embed_bb.c: New file.
6543 * config/sh/embed-elf.h: New file.
6544 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
6545 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
6546 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
6548 (SUBTARGET_CPP_PTR_SPEC): Don't define.
6549 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
6550 Add subtarget_asm_endian_spec.
6551 (ASM_SPEC): Use subtarget_asm_endian_spec.
6552 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
6553 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
6554 (WCHAR_UNSIGNED): Define.
6555 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
6556 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
6557 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
6559 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
6560 (sh_adjust_cost): Likewise.
6561 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
6563 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
6564 (WCHAR_TYPE_SIZE): Likewise.
6565 (ASM_SPEC): Use subtarget_asm_endian_spec.
6566 (SH_ELF_WCHAR_TYPE): #undef/ #define.
6567 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
6568 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
6569 (MAX_WCHAR_TYPE_SIZE): Don't #define .
6570 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
6571 (USER_LABEL_PREFIX): Don't #undef /#define .
6572 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
6573 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
6574 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
6575 (ASM_SPEC): Likewise.
6576 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
6577 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
6578 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
6579 (LIB2FUNCS_EXTRA): Define.
6580 * t-sh64 (LIB2FUNCS_EXTRA): Define.
6581 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
6582 (LIB1ASMFUNCS_CACHE): Define.
6583 (LIB2FUNCS_EXTRA): Redefine empty.
6585 2002-04-08 Richard Henderson <rth@redhat.com>
6587 * reorg.c (get_branch_condition): Use reversed_comparison_code.
6589 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6591 * config/m68hc11/larith.asm (__map_data_section): Fix condition
6592 and optimize for size.
6593 (__do_global_ctors): Fix pointer comparison.
6594 (__do_global_dtors): Likewise.
6596 2002-04-09 David S. Miller <davem@redhat.com>
6598 * config/sparc/sparc.c (sparc_extra_constraint_check): New
6599 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
6600 allow reloading pseudos.
6601 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
6602 * config/sparc/sparc-protos.h: Declare it.
6604 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
6605 unsigned comparison warning.
6606 (output_restore_regs): Mark leaf_function as unused.
6608 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6610 * expr.c (is_aligning_offset): New function.
6611 (expand_expr, case COMPONENT_EXPR): Call it.
6613 2002-04-08 David S. Miller <davem@redhat.com>
6616 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
6618 Make init_priority work on Sparc when using GNU ld.
6619 * config/sparc/linux.h, config/sparc/linux64.h,
6620 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
6621 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
6622 * config/sparc/sol2-gld.h: New file to do the same.
6623 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
6624 sparc/sol2-gld.h to tm_file.
6626 PR optimization/4328
6627 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
6628 * doc/md.texi: Document it.
6629 * config/sparc/sparc.md (movdi_insn_sp64_novis,
6630 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
6631 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
6632 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
6633 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
6635 2002-04-08 Andreas Jaeger <aj@suse.de>
6637 * stmt.c (expand_asm_operands): Revert last patch from Richard
6640 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6642 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
6643 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
6645 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6647 * doc/contrib.texi (Contributors): Add David O'Brien.
6649 2002-04-08 Alan Modra <amodra@bigpond.net.au>
6651 * configure.in (auto-build.h): Use target_alias and build_alias
6652 when running configure.
6653 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
6654 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
6655 * configure: Regenerate.
6657 2002-04-07 David S. Miller <davem@redhat.com>
6659 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
6661 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
6664 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
6665 generating 32-bit pic code.
6667 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
6669 * cppinit.c (cpp_create_reader): Initialize
6670 discard_comments_in_macro_exp.
6671 (COMMAND_LINE_OPTIONS): Add "-CC" option.
6672 (cpp_handle_option): Handle "-CC" option.
6673 * cpplex.c (save_comment): If saving a C++ comment in
6674 a directive, convert it to a C comment.
6675 (_cpp_lex_direct): Pass second comment start character to
6676 save_comment to indicate comment type.
6677 * cpplib.c (_cpp_handle_directive): If processing
6678 a "#define" directive and discard_comments_in_macro_exp
6679 is false, re-enable saving of comments.
6680 (lex_macro_node): If discard_comments_in_macro_exp is false,
6681 discard any comments before the macro identifier.
6682 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
6684 * cppmacro.c (cpp_get_token): If expanding a macro while
6685 processing a directive, discard any comments we might encounter.
6686 (parse_params): If discard_comments_in_macro_exp is false,
6687 ignore comments in the macro parameter list.
6688 * gcc.c (cpp_unique_options): Add "-CC" option.
6689 (option_map): Map "--comments-in-macros" to "-CC".
6690 * doc/cppopts.texi: Document "-CC" option.
6691 * f/lang-specs.h: Add "-CC" option.
6692 * testsuite/gcc.dg/cpp/maccom1.c: New test.
6693 * testsuite/gcc.dg/cpp/maccom2.c: New test.
6694 * testsuite/gcc.dg/cpp/maccom3.c: New test.
6695 * testsuite/gcc.dg/cpp/maccom4.c: New test.
6696 * testsuite/gcc.dg/cpp/maccom5.c: New test.
6697 * testsuite/gcc.dg/cpp/maccom6.c: New test.
6699 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
6702 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
6704 2002-04-06 Mark Mitchell <mark@codesourcery.com>
6707 * stor-layout.c (layout_decl): Reset the RTL for the decl.
6710 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
6711 RTX_UNCHANGING_P for the functions arguments when a tail call
6714 2002-04-06 Jason Merrill <jason@redhat.com>
6716 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
6717 (parse_options_and_default_flags): Set them appropriately.
6718 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
6720 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
6722 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
6725 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
6728 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
6729 types come in by-reference. Fix typo in comment.
6731 2002-04-05 David S. Miller <davem@redhat.com>
6733 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
6734 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
6735 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
6736 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
6738 2002-04-05 David S. Miller <davem@redhat.com>
6740 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
6741 are not going to emit return instructions, emit at least a nop
6742 for the sake of sane backtraces.
6744 2002-04-05 Richard Henderson <rth@redhat.com>
6746 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
6748 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
6750 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
6752 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
6754 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
6755 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
6756 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
6758 2002-04-05 Andreas Schwab <schwab@suse.de>
6760 * c-convert.c: Include c-common.h.
6761 * Makefile.in (c-convert.o): Updated.
6763 2002-04-05 Jakub Jelinek <jakub@redhat.com>
6765 * mklibgcc.in: Use separate libgcc.map for each multilib.
6766 * Makefile.in (distclean): Don't remove libgcc.map here.
6768 2002-04-05 Jakub Jelinek <jakub@redhat.com>
6770 * Makefile.in (s-mlib): Handle --disable-multilib by separate
6771 genmultilib invocation.
6773 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
6775 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
6776 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
6777 to num_gprs for symmetry.
6778 * config/mips/mips.c: Adjust accordingly.
6780 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
6782 * c-common.c (truthvalue_conversion): Rename, update.
6783 * c-common.h (c_common_truthvalue_conversion): New.
6784 * c-convert.c (convert): Update.
6785 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
6786 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
6787 * c-typeck.c (build_binary_op, build_unary_op,
6788 build_conditional_expr): Update.
6789 * fold-const.c (constant_boolean_node, fold): Use langhook.
6790 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
6791 * langhooks.h (struct lang_hooks): New hook.
6792 * stmt.c (expand_decl_cleanup): Use langhook.
6793 * tree.h (truthvalue_conversion): Remove.
6795 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
6797 2002-04-05 Alan Modra <amodra@bigpond.net.au>
6799 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
6800 Add rules to make null object file.
6802 2002-04-04 Jim Blandy <jimb@redhat.com>
6804 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
6805 macro formal parameter names.
6807 2002-04-04 David S. Miller <davem@redhat.com>
6809 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
6811 2002-04-04 Richard Henderson <rth@redhat.com>
6814 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
6815 Support copies into and out of memory. Don't accept allows_reg
6816 and allows_mem as gospel.
6818 2002-04-04 Richard Henderson <rth@redhat.com>
6821 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
6822 (write_dependence_p): Likewise.
6824 2002-04-04 Richard Henderson <rth@redhat.com>
6826 * predict.c (estimate_bb_frequencies): Do frequency calculation
6827 with a volatile temporary.
6829 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
6831 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
6833 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6836 * final.c (final_start_function): Don't bump profile_label_no here...
6837 (final_end_function): ...but here.
6839 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6841 * config/sparc/sparc.md (pic): New attribute.
6842 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
6844 (split after do_builtin_setjmp_setup): New.
6846 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6849 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
6852 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6854 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
6855 UNITS_PER_WORD for zero sized aggregates.
6857 2002-04-03 David S. Miller <davem@redhat.com>
6859 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
6860 one-character spec for this, just use %(link_gcc_c_sequence).
6862 2002-04-03 David S. Miller <davem@redhat.com>
6864 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
6867 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6869 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
6870 (DWARF_FRAME_RETURN_COLUMN): Move.
6871 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6872 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
6873 * pa.c (except.h, predict.h): Include.
6875 (store_reg_modify, set_reg_plus_d): Revise prototypes.
6876 (output_ascii): Add cast.
6877 (store_reg_modify): Revise to add frame notes.
6878 (set_reg_plus_d): Likewise.
6879 (compute_frame_size): Include space for eh data registers in frame if
6880 the current function calls eh_return.
6881 (hppa_expand_prologue): Ensure register %r2 is saved if the current
6882 function calls eh_return. Save eh data registers if the current
6883 function calls eh_return. Fix code to add frame notes. Emit
6884 blockage to prevent insns with frame notes being scheduled in the
6885 delay slot of calls.
6886 (hppa_expand_epilogue): Restore eh data registers and do final stack
6887 adjustment if the current function calls eh_return. Don't add frame
6889 (output_call): Revise for change in length of call insn. Don't do
6890 return pointer adjustment for an unconditional jump in the delay slot
6891 of a call when using frame notes.
6892 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
6893 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
6894 (ARG_POINTER_CFA_OFFSET): Define.
6895 * pa.md (return_external_pic): New pattern.
6896 (prologue): Correct formatting. Use return_external_pic if current
6897 function calls eh_return.
6898 (call_internal_symref, call_value_internal_symref,
6899 sibcall_internal_symref, sibcall_value_internal_symref): Change default
6900 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
6902 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
6904 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
6905 list of targets to check using "nop" insn.
6906 * configure: Rebuilt.
6908 2002-04-04 Alan Modra <amodra@bigpond.net.au>
6910 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
6912 2002-04-03 David S. Miller <davem@redhat.com>
6914 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
6915 library sequence passed to the linker.
6916 (LINK_COMMAND_SPEC): Use it.
6917 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
6918 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
6919 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
6921 2002-04-03 Jason Merrill <jason@redhat.com>
6923 * except.c (struct eh_status): Remove protect_list.
6924 (begin_protect_partials, end_protect_partials): Remove.
6925 (add_partial_entry): Remove.
6926 * except.h: Remove prototypes.
6928 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
6929 expand_decl_cleanup_eh.
6932 * tree.h (CLEANUP_EH_ONLY): New macro.
6933 * stmt.c (expand_decl_cleanup_eh): New fn.
6934 (expand_cleanups): Check CLEANUP_EH_ONLY.
6935 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
6936 Use expand_decl_cleanup_eh.
6937 (expand_stmt): Adjust.
6938 * c-common.h: Adjust prototype.
6940 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
6942 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
6943 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
6944 (cris_target_asm_function_epilogue): Ditto.
6945 (cris_initial_frame_pointer_offset): Ditto.
6946 (cris_simple_epilogue): Ditto.
6947 (cris_expand_builtin_va_arg): Variable-size types come in
6950 2002-04-03 David S. Miller <davem@redhat.com>
6952 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
6954 (set_fast_math): Correct 'fsr' type.
6956 2002-04-03 Richard Henderson <rth@redhat.com>
6959 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
6960 * toplev.c (check_global_declarations): Use it.
6961 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
6962 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
6963 (LANG_HOOKS_DECLS): Add it.
6964 * langhooks.c (lhd_warn_unused_global_decl): New.
6965 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
6966 * c-objc-common.c (c_warn_unused_global_decl): New.
6967 * c-tree.h (c_warn_unused_global_decl): Declare.
6968 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
6970 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
6972 * langhooks-def.h (lhd_set_decl_assembler_name,
6973 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
6974 (LANG_HOOKS_INITIALIZER): Update.
6975 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
6976 * langhooks.h (struct lang_hooks): New hook.
6977 * tree.c (set_decl_assembler_name): Move to langhooks.c.
6978 (lang_set_decl_assembler_name): Remove.
6979 (init_obstacks): Don't set hook.
6980 (decl_assembler_name): New function.
6981 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
6982 (decl_assembler_name): New.
6983 (lang_set_decl_assembler_name): Remove.
6985 2002-04-03 Jakub Jelinek <jakub@redhat.com>
6987 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
6988 works properly with .hidden symbols.
6989 * configure: Rebuilt.
6990 * config.in: Rebuilt.
6991 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6992 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
6993 properly with .hidden symbols.
6995 2002-04-03 Jakub Jelinek <jakub@redhat.com>
6998 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
7001 2002-04-03 Richard Henderson <rth@redhat.com>
7004 * sched-rgn.c (sets_likely_spilled): New.
7005 (sets_likely_spilled_1): New.
7006 (add_branch_dependences): Use it.
7008 2002-04-02 Richard Henderson <rth@redhat.com>
7011 * loop.h (LOOP_FIRST_PASS): New.
7012 * loop.c (strength_reduce): Mind it when deciding to unroll.
7013 * toplev.c (rest_of_compilation): Set it.
7015 2002-04-02 David S. Miller <davem@redhat.com>
7017 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
7018 mems_ok_for_ldd_peep when the order of the loads being examined
7020 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
7021 existing comment to increase comprehension of this situation.
7023 2002-04-02 Zack Weinberg <zack@codesourcery.com>
7025 * config/sh/sh.md: Don't use union real_extract.
7027 2002-04-02 Richard Henderson <rth@redhat.com>
7029 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
7031 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7033 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
7034 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
7035 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
7036 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
7037 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
7038 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
7039 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
7040 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
7041 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
7042 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
7043 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
7044 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
7045 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
7046 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
7047 Include as many configury headers via tm_file as possible. This
7048 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
7049 * config/openbsd-oldgas.h: New file.
7050 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
7051 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
7052 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
7053 config/i386/i386-coff.h, config/i386/i386-interix.h,
7054 config/i386/iscdbx.h, config/i386/linux-aout.h,
7055 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
7056 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
7057 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
7058 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
7059 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
7060 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
7061 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
7062 config/i386/vxi386.h: Do not directly include configury headers.
7063 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
7064 Directly include configury headers that are no longer automatically
7065 included by the above headers.
7066 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
7067 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
7068 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
7069 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
7070 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
7071 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
7072 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
7073 (TARGET_VERSION): Define.
7074 * config/i386/beos-elf.h, config/i386/freebsd.h,
7075 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
7076 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
7077 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
7078 config/i386/sco5.h, config/i386/sysv4.h
7079 (TARGET_VERSION): Do not need to protect.
7080 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
7081 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
7082 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
7083 config/i386/i386-interix.h, config/i386/linux-aout.h,
7084 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
7085 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
7086 (YES_UNDERSCORES): Do not define - not needed.
7087 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
7088 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7089 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
7090 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
7091 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7092 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
7093 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
7094 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
7096 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
7097 Richard Henderson <rth@redhat.com>
7100 * function.c (assign_temp): Accept either type or decl argument.
7101 Detect variables whose size is too large to fit into an integer.
7102 * stmt.c (expand_decl): Pass the decl, not the type.
7104 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7106 * protoize.c: Match include directory usage with cppdefault.c.
7108 2002-04-03 Jeffrey A Law (law@redhat.com)
7109 Hans-Peter Nilsson <hp@bitrange.com>
7111 * combine.c (simplify_comparison): Avoid narrowing a comparison
7112 with a paradoxical subreg when doing so would drop signficant bits.
7114 2002-04-02 Steve Ellcey <sje@cup.hp.com>
7116 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
7117 if POINTERS_EXTEND_UNSIGNED is defined.
7119 2002-04-02 Richard Henderson <rth@redhat.com>
7122 * local-alloc.c (contains_replace_regs): LO_SUM may contain
7125 2002-04-02 Richard Henderson <rth@redhat.com>
7127 * doc/standards.texi: Document required freestanding libc entry points.
7129 2002-04-02 Alan Modra <amodra@bigpond.net.au>
7131 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
7132 associated splitter. Remove MQ constraint.
7133 (ctrdi_internal4): Correct CCmode clobber.
7135 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7137 * milli64.S ($$dyncall): New function.
7138 * t-linux (LIB1ASMFUNCS): Revise module list.
7139 (LIB1ASMSRC): Use pa/milli64.S.
7141 2002-04-02 Richard Henderson <rth@redhat.com>
7143 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
7144 rename solaris_sys_varargs_h.
7146 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7148 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
7149 the same mode as its component.
7151 2002-04-02 Richard Henderson <rth@redhat.com>
7154 * final.c (this_is_asm_operands): Export.
7155 * output.h (this_is_asm_operands): Declare.
7156 * config/i386/i386.c (print_operand): Error odd asm operands.
7158 2002-04-02 Richard Henderson <rth@redhat.com>
7161 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
7163 2002-04-01 Richard Henderson <rth@redhat.com>
7166 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
7167 * fixinc/fixincl.x: Rebuild.
7169 2002-04-01 Richard Henderson <rth@redhat.com>
7171 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
7172 (atomic_alloc, atomic_free): New.
7173 (SIZE, MASK_FOR, PTR_IN): New.
7174 (emergency_reg_state, emergency_reg_state_free): New.
7175 (emergency_labeled_state, emergency_labeled_state_free): New.
7176 (reg_state_alloced, labeled_state_alloced): New.
7177 (alloc_reg_state, free_reg_state): New.
7178 (alloc_label_state, free_label_state, free_label_states): New.
7179 (push, pop, dup_state_stack, free_state_stack): Use them.
7180 (desc_label_state): Likewise.
7181 (uw_frame_state_for): Free label states and state stack.
7182 (uw_update_reg_address): Eliminate warnings.
7184 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
7186 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
7187 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
7189 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7191 * c-decl.c (grokdeclarator): Update.
7192 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7193 * c-tree.h (c_mark_addressable): New.
7194 * c-typeck.c (default_function_array_conversion, build_unary_op,
7195 build_array_ref, convert_for_assignment): Update.
7196 (mark_addressable): Rename.
7197 * calls.c (try_to_integrate, expand_call): Use langhook.
7198 * expr.c (expand_expr): Use langhook.
7199 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
7200 * langhooks.h (struct lang_hooks): New hook.
7201 * stmt.c (expand_asm_operands): Use langhook.
7202 * tree.h (mark_addressable): Remove.
7204 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7206 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7208 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
7211 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7213 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
7214 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
7216 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7218 * c-common.c (unsigned_conversion_warning, convert_and_check,
7219 unsigned_type, signed_type, shorten_compare,
7220 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
7221 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
7222 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
7224 * c-decl.c (grokdeclarator): Update.
7225 * c-format.c (check_format_types): Update.
7226 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7227 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7228 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
7229 * convert.c (convert_to_integer): Use new hooks.
7230 * expmed.c (make_tree): Use new hooks.
7231 * expr.c (store_expr): Use new hooks.
7232 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
7233 all_ones_mask_p, unextend, fold): Use new hooks.
7234 * langhooks.h (struct lang_hooks_for_types): New hooks.
7235 * tree.h (signed_or_unsigned_type, signed_type,
7236 unsigned_type): Remove.
7238 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7239 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7241 2002-03-31 Richard Henderson <rth@redhat.com>
7243 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
7244 (desc_frgr_mem): Fix reference to f16-f31.
7246 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7248 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
7249 RTVEC_ELT): Const-ify.
7250 * varray.h (VARRAY_CHECK): Const-ify.
7251 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
7252 ggc_mark_rtvec, ggc_mark): Const-ify.
7254 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7256 * diagnostic.c: Include langhooks-def.h.
7257 * Makefile.in (diagnostic.o): Update.
7259 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7261 * c-common.c (c_unsafe_for_reeval): Rename.
7262 * c-common.h (c_unsafe_for_reeval): Rename.
7263 * c-decl.c (finish_incomplete_decl): Rename.
7264 (c_init_decl_processing): Don't set langhook.
7265 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7266 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7267 * c-objc-common.c (c_objc_common_init): Don't set langhook.
7268 * c-tree.h (finish_incomplete_decl): Rename.
7269 * langhooks-def.h (lhd_unsafe_for_reeval): New.
7270 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
7271 (LANG_HOOKS_INITIALIZER): Update.
7272 * langhooks.c (lhd_unsafe_For_reeval): New.
7273 * langhooks.h (struct langhooks): New hooks.
7274 * toplev.c (incomplete_decl_finalize_hook): Remove.
7275 (wrapup_global_declarations): Update.
7276 * tree.c (lang_unsafe_for_reeval): Remove.
7277 (unsafe_for_reeval): Update.
7278 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
7281 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7282 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7284 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7286 * diagnostic.c (print_error_function): Remove.
7287 (default_print_error_function): Rename.
7288 (report_error_function): Update.
7289 * diagnostic.h (print_error_function): Remove.
7290 (default_print_error_function): Remove.
7291 * langhooks-def.h (struct diagnostic_context): Predeclare.
7292 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
7293 (LANG_HOOKS_INITIALIZER): Update.
7294 * langhooks.h (struct diagnostic context): Predeclare.
7295 (struct lang_hooks): New hook.
7297 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7299 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
7300 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
7302 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
7303 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
7304 of PIC_OFFSET_TABLE_REGNUM thruout.
7305 * config/rs6000/rs6000.md: Likewise.
7306 * config/rs6000/darwin.h: Likewise.
7308 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7310 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
7311 unsigned HOST_WIDE_INT, not unsigned int.
7313 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7315 PR middle-end/6096, middle-end/6098, middle-end/6099
7316 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
7318 (fill_slots_from_thread): Likewise.
7320 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7322 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
7323 floating fields in float regs.
7324 (function_arg_record_value_2): Likewise.
7326 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7328 * config/mmix/mmix.md (define_constants): Remove misleading
7329 FIXME. Add MMIX_fp_rO_OFFSET.
7330 ("nonlocal_goto_receiver"): Don't have stack-frame address of
7331 saved rO as part of the pattern. Remove FIXME.
7332 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
7333 here, at output-time.
7335 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7338 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
7340 (output_v9branch): Likewise.
7342 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7344 * gcc.c: Revert previous patch for now.
7345 * config/i386/djgpp.h: Likewise.
7347 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7349 * config/mmix/crti.asm (_init): Register _fini with atexit.
7350 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
7352 2002-03-31 Richard Henderson <rth@redhat.com>
7355 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
7356 (ASM_OUTPUT_DEF_FROM_DECLS): New.
7358 2002-03-31 Richard Henderson <rth@redhat.com>
7360 * libgcc2.c (__bb_exit_func): Make static.
7362 * config/alpha/alpha.md (trap): New.
7364 2002-03-31 Richard Henderson <rth@redhat.com>
7366 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
7367 promoted argument types; build trap.
7368 (expand_builtin_trap): New.
7369 (expand_builtin): Use it.
7370 * stmt.c (expand_nl_goto_receivers): Likewise.
7371 * expr.h (expand_builtin_trap): Declare.
7372 * libfuncs.h (LTI_abort, abort_libfunc): New.
7373 * optabs.c (init_optabs): Init abort_libfunc.
7375 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7377 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
7378 (LINK_COMMAND_SPEC): ... from here.
7379 (init_gcc_specs): Duplicate it here too, omitting
7380 shared_name in the second copy.
7381 (init_spec): Test for duplicate
7382 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
7384 2002-03-30 David S. Miller <davem@redhat.com>
7386 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7387 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
7389 2002-03-30 Roger Sayle <roger@eyesopen.com>
7390 Richard Henderson <rth@redhat.com>
7392 * regmove.c (combine_stack_adjustments_for_block): Avoid
7393 emitting a stack adjustment of zero bytes. Let delete_insn
7396 2002-03-30 Richard Henderson <rth@redhat.com>
7398 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
7399 (sparc_emitting_epilogue): New.
7400 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
7401 * config/sparc/sparc-protos.h: Update.
7402 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
7403 (TARGET_SWITCHES): Update.
7404 * config/sparc/sparc.md (return): Remove.
7405 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
7406 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
7407 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
7408 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
7409 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
7410 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
7411 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
7412 Remove MASK_EPILOGUE.
7413 * doc/invoke.texi: Update.
7415 2002-03-30 Daniel Berlin <dan@dberlin.org>
7417 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
7418 CPP will start the file for us.
7420 2002-03-30 Richard Henderson <rth@redhat.com>
7423 * config/ia64/ia64.c (group_barrier_needed_p): Special case
7424 prologue_allocate_stack.
7425 (ia64_single_set): Use insn codes for recognition of special
7426 cases, not rtl matching.
7427 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
7429 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
7431 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
7433 2002-03-30 Richard Henderson <rth@redhat.com>
7436 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
7437 or -fomit-frame-pointer with profiling.
7438 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7439 (FUNCTION_PROFILER): Do nothing.
7440 (PROFILE_HOOK): New.
7441 * config/sparc/sparc.c (sparc_override_options): Don't check
7442 code models for profiling.
7443 (sparc_function_profiler): Remove.
7444 (sparc_profile_hook): New.
7445 * config/sparc/sparc-protos.h: Update.
7447 2002-03-30 Jakub Jelinek <jakub@redhat.com>
7449 PR optimization/6086
7450 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
7451 of SUBREG of volatile MEM or because the MEM was mode dependent,
7452 return CLOBBER instead of unmodified SUBREG.
7454 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
7456 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
7457 when not optimizing.
7459 * toplev.c (rest_of_compilation): Cann mark_constant_function
7460 only when optimizing.
7462 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
7465 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
7466 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
7467 (try_optimize_cfg): clear all AUX fields.
7469 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
7470 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
7471 (ix86_address_cost): Be prepared for SUBREGed registers.
7472 (legitimate_address_p): Accept SUBREGed registers.
7474 2002-03-29 Richard Henderson <rth@redhat.com>
7477 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
7479 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7481 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
7482 for aggregate and TFmode types.
7484 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
7486 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
7488 2002-03-29 Richard Henderson <rth@redhat.com>
7491 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
7492 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
7494 2002-03-29 Richard Henderson <rth@redhat.com>
7497 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
7498 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
7499 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
7500 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
7502 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
7504 2002-03-29 Dale Johannesen <dalej@apple.com>
7506 * loop.c (combine_movables): Do allow combination of pseudos.
7508 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
7510 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
7511 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
7512 No functional change except ...
7513 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
7514 * doc/install.texi (*-*-freebsd*): Document port configuration.
7516 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
7518 * Makefile.in (convert.o, calls.o, expmed.o): Update.
7519 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
7521 * builtin-types.def (BT_PTRMODE): Update.
7522 * c-common.c (type_for_size): Rename c_common_type_for_size.
7523 (type_for_mode): Similarly.
7524 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
7526 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
7527 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
7528 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
7530 * c-typeck.c (common_type, comptypes, default_conversion):
7532 * calls.c: Include langhooks.h.
7533 (emit_library_call_value_1): Use new hooks. Avoid redundant
7535 * convert.c: Include langhooks.h
7536 (convert_to_pointer, convert_to_integer): Use new hooks.
7537 * except.c (init_eh): Similarly.
7538 * expmed.c: Include langhooks.h.
7539 (expand_mult_add): Use new hooks.
7540 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
7541 try_casesi): Similarly.
7542 * fold-const.c (optimize_bit_field_compare, make_range,
7543 decode_field_reference, fold_truthop, fold): Similarly.
7544 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
7545 put_var_into_stack): Similarly.
7546 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
7547 LANG_HOOKS_TYPE_FOR_SIZE): New.
7548 (LANG_HOOKS_TYPES_INITIALIZER): Update.
7549 * langhooks.h (lang_hooks_for_types): New hooks.
7550 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
7551 * tree.c (get_unwidened, get_narrower): Similarly.
7552 * tree.h (type_for_mode, type_for_size): Remove.
7553 * varasm.c (force_const_mem): Use new hooks.
7554 * utils2.c (nonbinary_modular_operation): Update.
7556 * objc-act.c (handle_impent): Update.
7557 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
7560 2002-03-29 Steve Ellcey <sje@cup.hp.com>
7562 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
7563 * config/ia64/ia64.c (basereg_operand): New.
7564 * config/ia64/ia64-protos.h (basereg_operand): Declare.
7565 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
7567 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
7569 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
7570 unwind information when frame_pointer_needed.
7571 (mmix_assemble_integer): Tweak wording in comment.
7573 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
7575 * Makefile.in (except.o): Update.
7576 * except.c: Include langhooks.h.
7577 (init_eh): Use langhook.
7578 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
7579 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
7580 (LANG_HOOKS_INITIALIZER): Update.
7581 * langhooks.h (lang_hooks_for_types): New.
7582 (struct lang_hooks): Add it.
7583 * tree.c (make_lang_type_fn, make_lang_type): Remove.
7584 * tree.h (make_lang_type_fn, make_lang_type): Remove.
7586 * alpha/alpha.c: Include langhooks.h.
7587 (alpha_build_va_list): Use langhook.
7588 * d30v/d30v.c: Include langhooks.h.
7589 (d30v_build_va_list): Use langhook.
7590 * i386/i386.c: Include langhooks.h.
7591 (ix86_build_va_list): Use langhook.
7592 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
7593 * s390/s390.c: Include langhooks.h.
7594 (s390_build_va_list): Use langhook.
7595 * stormy16/stormy16.c: Include langhooks.h.
7596 (stormy16_build_va_list): Use langhook.
7598 2002-03-29 Jakub Jelinek <jakub@redhat.com>
7601 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
7603 (length): Compute variable length for branches/calls/jumps here.
7604 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
7605 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
7606 define branch_type attribute.
7607 (divsi3_sp32): Maximum length is 6 not 7.
7608 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
7609 call_address_untyped_struct_value_sp32,
7610 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
7611 * config/sparc/sparc.c (empty_delay_slot): New function.
7612 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
7613 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
7615 2002-03-29 Jakub Jelinek <jakub@redhat.com>
7617 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
7618 nonzero_bits if not needed.
7619 (nonzero_bits) [XOR]: Likewise.
7620 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
7621 reg_last_set_mode and mode are both MODE_INT, but not equal.
7622 (record_value_for_reg): Compute reg_last_set_nonzero_bits
7623 in nonzero_bits_mode for MODE_INT modes.
7625 2002-03-28 Richard Henderson <rth@redhat.com>
7628 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
7629 to GAS. Correct drift between alternatives.
7631 2002-03-28 Richard Henderson <rth@redhat.com>
7634 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
7636 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
7638 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
7639 emulation to the linker.
7641 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
7643 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
7644 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
7646 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
7648 * combine.c (simplify_and_const_int): Make sure to apply mask
7649 when force_to_mode returns a constant integer. PR3311.
7651 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7653 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
7655 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7657 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
7658 and Objective-C Dialect Options.
7660 2002-03-28 Richard Henderson <rth@redhat.com>
7662 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
7663 comparison should be done vs !=0 not >0 return code. Tidy cases.
7665 2002-03-28 Richard Henderson <rth@redhat.com>
7667 * c-decl.c (finish_function): New arg can_defer_p. Pass it
7668 on to c_expand_body.
7669 * c-tree.h (finish_function): Update decl.
7670 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
7672 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
7674 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
7676 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
7678 * rtlanal.c: Include flags.h
7679 (may_trap_p): Do not mark FP operations if trapping
7680 if !flag_trapping_math
7681 * Makefile.in (rtlanal.o): Add dependency on flag.h
7682 * ifcvt.c (noce_operand_ok): Avoid the lameness.
7684 2002-03-27 Zack Weinberg <zack@codesourcery.com>
7686 * mips.md: Use dconst1, not 1.0, as first argument of
7687 REAL_VALUE_LDEXP. Don't use union real_extract.
7689 2002-03-28 Alan Modra <amodra@bigpond.net.au>
7691 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
7692 rather than $target. Heed program_prefix and
7693 program_transform_name. Search for gas in cross-compiler case too.
7694 "test -x" rather than "test -f".
7695 (gcc_cv_ld): Likewise.
7696 (gcc_cv_nm): Heed program_prefix and program_transform_name.
7697 (gcc_cv_objdump): Likewise.
7698 * configure: Regenerate.
7700 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7702 * Makefile.in (attribs.o): Update.
7703 * attribs.c: Include langhooks.h.
7704 (decl_attributes): Use langhook.
7705 * c-decl.c (insert_default_attributes): Rename.
7706 * c-tree.h (c_insert_default_attributes): New.
7707 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
7708 (LANG_HOOKS_INITIALIZER): Update.
7709 * langhooks.h (struct lang_hooks): New hook.
7710 * tree.h (insert_default_attributes): Remove.
7712 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
7714 2002-03-27 Andreas Schwab <schwab@suse.de>
7716 * config/i386/i386.c (classify_argument): Also check for
7719 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7721 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
7724 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
7726 * i960.md (ret): Set PC.
7727 (nonlocal_goto): Fix expander.
7728 * builtins.c (epxand_builin_longjmp): Check that we've emitted
7731 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
7733 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
7736 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7738 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
7739 assigning to BLOCK_FOR_INSN directly.
7741 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
7743 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
7745 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7747 * c-common.c (c_expand_expr): Fix prototype.
7748 * c-common.h (c_expand_expr): Always declare, update.
7749 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
7750 * c-objc-common.c (c_objc_common_init): No global hook.
7751 * expr.c (expand_expr): Use langhook.
7752 * expr.h (enum expand_modifier): Conditionally declare.
7753 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
7754 (LANG_HOOKS_INITIALIZER): Update.
7755 * langhooks.c (lhd_expand_expr): New.
7756 * langhooks.h (struct lang_hooks): New hook.
7757 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
7758 (lang_independent_init): Don't default hook.
7760 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
7762 2002-03-27 Richard Henderson <rth@redhat.com>
7765 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
7766 TARGET_CONST_GP. Simplify conditions.
7768 2002-03-27 Richard Henderson <rth@redhat.com>
7770 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
7771 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
7772 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
7774 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
7776 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
7777 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
7778 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
7779 Remove unnecessary masks.
7780 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
7781 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
7782 -mwindows, -mdll switches and their negations.
7784 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7786 * gcc-common.c (lang_mark_false_label_stack): Remove.
7787 * ggc.h (lang_mark_false_label_stack): Similarly.
7789 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
7791 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
7793 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
7794 or __rtems_ is defined.
7796 2002-03-26 Richard Henderson <rth@redhat.com>
7798 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
7799 if a non-trivial load was emitted.
7800 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
7801 in high+extra+low case.
7803 2002-03-26 Richard Henderson <rth@redhat.com>
7805 * config.gcc (sparc*-solaris): Use float_format=sparc.
7807 2002-03-26 Richard Henderson <rth@redhat.com>
7809 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
7810 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
7811 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
7812 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
7813 (WINT_TYPE_SIZE): Fix at 32.
7815 2002-03-26 Richard Henderson <rth@redhat.com>
7817 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
7818 until after eh landing pad generation.
7819 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
7820 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
7822 2002-03-26 Richard Henderson <rth@redhat.com>
7824 * expr.h (ADD_PARM_SIZE): One more convert for INC.
7826 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
7828 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
7829 and warning switches.
7830 (cc1_options): Likewise.
7832 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
7834 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
7835 Restore more of the signal context. Set no_reg_stack_frame.
7836 * config/ia64/unwind-ia64.c (unw_state_record):
7837 Add no_reg_stack_frame, comments.
7838 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
7839 (uw_update_context): Adjust bsp when unwinding from leaf,
7840 but not signal frame.
7842 2002-03-26 David Edelsohn <edelsohn@gnu.org>
7844 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
7846 2002-03-26 Bob Wilson <bob.wilson@acm.org>
7848 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
7850 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
7853 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
7854 "Add a pool_range attribute", which was lost during the ARM/Thumb
7857 2002-03-26 Bob Wilson <bob.wilson@acm.org>
7859 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
7860 a register into the MAC16 accumulator.
7862 2002-03-26 Andrew Cagney <ac131313@redhat.com>
7864 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
7865 (Warning Options): Document -Wswitch-enum.
7866 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
7868 (warn_switch_enum): Define variables.
7869 * flags.h (warn_switch_enum): Declare variables.
7870 * stmt.c (expand_end_case_type): When warn_switch_enum /
7871 -Wswitch-enum, perform switch checks.
7874 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
7876 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
7877 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
7878 (reload_muladdsi_compare0_scratch): Delete.
7880 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
7882 * doc/install.texi (*-*-freebsd*): Update.
7884 2002-03-26 Richard Henderson <rth@redhat.com>
7886 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
7887 (SUB_PARM_SIZE): Cast DEC to ssizetype.
7889 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
7890 types from the normal argument frame.
7892 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
7893 variable sized objects by reference.
7894 (sparc_va_arg): Receive them by reference too.
7896 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
7898 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
7899 code to not restoring global registers.
7901 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
7903 * Makefile.in (ggc-common.o): Update.
7904 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
7905 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
7906 * c-tree.h (c_mark_tree): New.
7907 * ggc-common.c: Include langhooks.h.
7908 (gcc_mark_trees): Use new langhook.
7909 * ggc-callbacks.c: Delete file.
7910 * ggc.h (lang_mark_tree): Remove.
7911 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
7912 (LANG_HOOKS_INITIALIZER): Update.
7913 * langhooks.h (struct lang_hooks): New hook.
7915 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
7917 2002-03-25 Zack Weinberg <zack@codesourcery.com>
7919 * doc/cpp.texi: Exclude entire Top node from printed manual.
7920 Move option index after directive index. Insert page breaks
7921 before GFDL and concept index. Index environment variables
7922 with command line options.
7923 * doc/cppenv.texi: Use @vtable for environment variable list.
7924 Add paragraph explaining semantics of empty elements in path
7925 variables. Exclude a cross-reference to Fishkill from the
7926 manpage. Remove an unnecessary cross-reference of the entry
7927 right above the referer. Don't use @anchor in text that goes
7929 * doc/cppopts.texi: Cross-reference the environment variables
7930 section, not the specific environment variable, for consistency.
7932 2002-03-25 Richard Henderson <rth@redhat.com>
7934 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
7935 anywhere in the block. Don't refer to insns that have been
7936 removed from the chain. Iterate backward through the new insns.
7937 Don't refer to edges that have been removed.
7939 2002-03-26 Alan Modra <amodra@bigpond.net.au>
7941 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
7942 test for overflow of constant.
7944 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
7947 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
7948 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
7949 these patterns on arm_archv4.
7951 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
7953 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
7956 2002-03-25 Zack Weinberg <zack@codesourcery.com>
7958 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
7959 float_handled, float_handler, float_signal, set_float_handler,
7960 and do_float_handler. Set handler for SIGFPE to crash_signal.
7961 * toplev.h: Don't prototype do_float_handler.
7963 * c-lex.c: Fold parse_float into lex_number. Make warning
7964 about portability of hex float constants more informative, and
7965 don't issue it on top of a syntax error.
7966 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
7968 * real.h: Define REAL_VALUE_ABS here...
7969 * simplify-rtx.c: ... not here. Fold check_fold_consts,
7970 simplify_unary_real, simplify_binary_real, and
7971 simplify_binary_is2orm1 into their callers.
7972 * tree.c: Fold build_real_from_int_cst_1 into caller.
7974 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
7976 * tsystem.h: Include float.h here...
7977 * libgcc2.c: ... not here.
7979 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
7981 Fixes for: PR bootstrap/3591, target/5676
7982 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
7983 defined. Do not disable exceptions or rtti.
7984 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
7985 mcore.h. Disable exceptions and rtti, since they are not
7988 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
7990 * c-decl.c (maybe_build_cleanup): Remove.
7991 * expr.c (expand_expr): Use langhook.
7992 * langhooks-def.h (lhd_return_null_tree,
7993 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
7994 (LANGHOOKS_INITIALIZER): Update.
7995 * langhooks.c (lhd_return_null_tree): New.
7996 * langhooks.h (struct lang_hooks): New hook.
7997 * tree-inline.c (initialize_inlined_parameters): Use langhook.
7998 * tree.h (maybe_build_cleanup): Remove.
8000 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8002 * regrename.c (build_def_use): Move recog_memoized
8003 before extract_insn.
8005 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8008 * expr.c (emit_group_store): Handle storing into CONCAT.
8010 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8012 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
8013 corresponding MATCH_DUP.
8015 2002-03-24 Richard Henderson <rth@redhat.com>
8017 * unroll.c (unroll_loop): Zero label_map.
8019 * gcse.c: Include except.h.
8020 * Makefile.in (gcse.o): Update.
8022 2002-03-24 Richard Henderson <rth@redhat.com>
8024 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
8025 Do resolve_unique_section before shared data clause.
8027 2002-03-24 Richard Henderson <rth@redhat.com>
8029 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
8031 2002-03-24 Richard Henderson <rth@redhat.com>
8033 * recog.c (peephole2_optimize): Split blocks when EH insns are
8034 generated in the middle of a block. Do global life update if
8037 2002-03-24 Richard Henderson <rth@redhat.com>
8039 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
8041 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8044 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
8045 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
8046 (init_dependency_output): Don't make no_output decision here.
8048 2002-03-24 Andrew Cagney <ac131313@redhat.com>
8050 * stmt.c (check_for_full_enumeration_handling): Remove tests of
8051 warn_switch. Update description.
8052 (expand_end_case_type): Call check_for_full_enumeration_handling
8055 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8057 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
8058 (m68hc11_split_move): Call it to see if the source and destination
8059 operands use the same direction auto inc/dec mode, otherwise make the
8060 source an offsetable memory operand and generate an add.
8062 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8064 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
8065 register for operand 2.
8066 ("*subsi3_zero_extendqi"): Likewise.
8067 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
8068 bits so that it is compatible with a pop.
8069 ("*andhi3_gen"): Likewise.
8070 ("xorhi3"): Likewise.
8072 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8074 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
8076 (cpp_post_options): ... not here.
8078 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8079 Aldy Hernandez <aldyh@redhat.com>
8081 Removal of separate preprocessor cpp0.
8083 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
8084 cpp0, install-common): Update.
8085 * c-common.c (flag_preprocess_only): New.
8086 (c_common_init): Preprocess for -E.
8087 * c-common.h (flag_preprocess_only): New.
8088 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
8089 * c-objc-common.c (c_init_decl_processing): Exit quickly
8090 for NULL return from c_common_init.
8091 * cpplib.h (cpp_preprocess_file): New.
8092 * cppmain.c (main, general_init, pfile, progname): Remove.
8093 (do_preprocessing): Rename cpp_preprocess_file, don't call
8094 cpp_finish. Don't close stdout here.
8095 (setup_callbacks): Update prototype.
8096 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
8098 * tradcpp.c (main): Ignore -quiet.
8100 * lang-specs.h (default_compilers): Preprocess with cc1obj.
8102 2002-03-24 Richard Henderson <rth@redhat.com>
8104 PR optimization/5742
8105 * machmode.def: Add inner mode field to complex modes.
8106 * config/mips/mips.c (mips_function_value): Always define. Add
8107 new argument to handle libcalls.
8108 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
8109 (FUNCTION_VALUE): Likewise.
8110 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
8111 * config/mips/mips-protos.h: Update.
8113 2002-03-23 Richard Henderson <rth@redhat.com>
8115 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
8116 * config/sparc/sparc-protos.h: Update.
8117 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
8119 2002-03-23 Richard Henderson <rth@redhat.com>
8121 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
8122 _start or _init begins the text segment.
8124 2002-03-23 David Edelsohn <edelsohn@gnu.org>
8126 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
8127 not HOST_WIDEST_INT.
8128 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
8130 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
8133 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
8134 operand argument to output_return_instruction.
8135 * arm.c (arm_print_operand, case 'd'): If the operand is
8136 const_true_rtx then just return.
8137 (arm_print_operand, case 'D'): If the operand is const_true_rtx
8140 2002-03-23 Andrew Cagney <ac131313@redhat.com>
8142 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
8143 (Warning Options): Document -Wswitch-default.
8144 * toplev.c (W_options): Add -Wswitch-default. Update comment on
8146 (warn_switch_default): Define variable.
8147 (warn_switch): Update comment.
8148 * flags.h (warn_switch_default): Declare variable.
8149 (warn_switch): Update comment.
8150 * stmt.c (expand_end_case): Check for and, when
8151 warn_switch_no_default, warn of a missing default case.
8153 2002-03-23 Alan Modra <amodra@bigpond.net.au>
8155 * real.h (N): Special case 128 bit doubles.
8157 * combine.c (simplify_comparison): When widening modes, ignore
8158 sign extension on CONST_INTs.
8160 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8162 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
8163 passed to adjust_address. Fix comment formatting.
8166 2002-03-22 Zack Weinberg <zack@codesourcery.com>
8168 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
8169 Always make REAL_VALUE_TYPE a struct containing an array of
8170 HOST_WIDE_INT, not a double. Tidy up the code deciding how
8171 big it is. Don't declare or use union real_extract.
8173 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
8174 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
8175 (print_operand), config/arm/arm.c (output_move_double),
8176 config/arm/arm.md (consttable_4, consttable_8),
8177 config/romp/romp.c (output_fpops), config/s390/s390.h
8178 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
8179 (xtensa_output_literal): Don't use union real_extract.
8181 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
8182 (sfmode_constant_to_ulong), config/ns32k/merlin.h
8183 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
8184 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
8185 (PRINT_OPERAND): Don't use local version of union
8188 * config/convex/convex.c (check_float_value), config/vax/vax.c
8189 (vax_float_literal), config/m88k/m88k.md (divdf3),
8190 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
8191 config/pdp11/pdp11.c (output_move_quad): Don't do host
8192 arithmetic on target floating point quantities.
8194 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
8195 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
8197 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
8198 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
8200 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
8201 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
8203 * print-rtl.c (print_rtx): Disable code which needs
8204 floating-point emulator.
8205 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
8206 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
8207 depending on HOST_FLOAT_FORMAT to be defined properly.
8209 * config/1750a/1750a.c (get_double, float_label): Delete.
8210 (print_operand): Delete huge commented-out chunk. Use
8211 REAL_VALUE_TO_DECIMAL.
8212 * config/1750a/1750a-protos.h: Delete prototypes of deleted
8214 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
8216 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
8217 Use REAL_VALUE_TO_DECIMAL as ELF version does.
8218 * config/m88k/m88k.c (real_power_of_2_operand,
8219 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
8220 real_extract out of the union; run the input through
8221 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
8222 from that into the union.
8223 * config/pdp11/pdp11.c (output_move_double): Rearrange
8224 parentheses to make automatic indenter happy.
8226 * doc/tm.texi (Cross-compilation): Rename node to "Floating
8227 Point" and rewrite to describe current situation. Also adjust
8228 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
8230 * doc/rtl.texi: Adjust cross reference.
8232 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8234 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
8235 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
8236 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
8237 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
8238 prevent use of sp as a reload register.
8239 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
8240 non_acc_reg_operand.
8241 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
8242 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
8243 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8244 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
8246 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8248 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
8249 * cpplex.c (unterminated): Delete.
8250 (parse_string): No string literal may extend over multiple
8251 lines. Suppress the error when preprocessing assembly.
8252 * cppmain.c (scan_translation_unit): Strings are single-line.
8254 * doc/cpp.texi: Update to match.
8256 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8258 PR optimization/5854
8259 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
8261 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
8262 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
8263 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
8264 const0 if scratch register was not allocated.
8265 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
8266 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
8268 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
8269 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
8270 with GEN_INT (...) everywhere. Remove constraints in define_split
8272 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
8273 require scratch register for setting 0 into regs/non-pushable memory.
8275 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8277 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
8278 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
8280 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
8282 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
8283 * cppinit.c (cpp_create_reader): On by default.
8284 (cpp_handle_option): Handle -W[no-]endif-labels.
8285 (cpp_post_options): Also enable if -pedantic.
8286 * cpplib.c (do_else): Use it.
8287 (do_endif): Likewise.
8288 * doc/cppopts.texi: Document new option.
8289 * doc/invoke.texi: Document new option.
8291 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
8293 * config/i386/i386.c, config/i386/i386.md: Change all occurences
8294 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
8296 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8298 * flow.c (calculate_global_regs_live): Clear aux fields of
8301 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8303 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
8304 REG or MEM subregs, pass rtx * instead of rtx to it.
8305 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
8306 rtx * instead of rtx to alter_subreg.
8307 * config/m32r/m32r.c (gen_split_move_double): Likewise.
8308 * config/pj/pj.c (pj_output_rval): Likewise.
8310 2002-03-22 Richard Henderson <rth@redhat.com>
8313 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
8314 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
8315 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
8316 (ia64_expand_prologue): Look at int_regs, not words, for number
8317 of incomming int regs.
8319 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
8321 * expr.c (expand_expr): A RESULT_DECL is part of a call.
8323 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
8325 * toplev.c (flag_loop_optimize, flag_crossjumping):
8326 New static variables.
8327 (rest_of_compilation): Conditionalize crossjumping and
8329 (parse_options_and_default_flags): Default loop_optimize and
8331 (lang_independent_options): Add -fcrossjumping and -floop-optimize
8332 * invoke.texi (crossjumping, loop-optimize): Document.
8334 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8336 * real.c (eiisneg): Move outside #ifdef NANS.
8338 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
8340 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
8341 frequencies match; avoid match on different loop depths.
8342 (try_crossjump_to_bb): Kill tests that no longer brings time
8344 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
8346 (split_edge): Likewise.
8348 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
8351 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
8352 * cfgrtl.c: Include insn-config.h
8353 (split_block) Dirtify block in presence of conditional execution
8355 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8357 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
8358 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
8359 (function_arg): Constify CUMULATIVE_ARGS.
8360 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
8361 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
8362 (UNITS_PER_DOUBLE): New macro.
8363 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
8364 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
8365 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
8366 fp_regs and stack_words.
8367 (EABI_FLOAT_VARARGS_P): New macro.
8368 * config/mips/mips.c (struct mips_arg_info): New.
8369 (mips_arg_info): New function.
8370 (function_arg_advance): Use it. Add adjustment instructions here
8371 rather than in function_arg.
8372 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
8373 for VOIDmode at the beginning of the function.
8374 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
8375 (function_arg_pass_by_reference): Likewise.
8376 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
8377 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
8378 (mips_va_start): Likewise. Use the new stack_words field of
8379 CUMULATIVE_ARGS to set up overflow area. Reformat.
8380 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
8381 doubles and other types, aligning the overflow pointer for non-doubles
8382 too. Remove some code duplication. Replace hard-coded constants.
8384 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8386 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
8387 (CLASS_UNITS): Undefine.
8388 (CLASS_MAX_NREGS): Use FP_INC.
8389 * config/mips/mips.c (compute_frame_size): Likewise.
8390 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
8392 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8394 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
8395 prototype, and handle lexing numbers and identifiers.
8396 (parse_identifier): Update to new form of parse_slow.
8397 (parse_number): Fast path only, use parse_slow otherwise.
8398 (_cpp_lex_direct): Update calls to parse_number.
8400 2002-03-21 DJ Delorie <dj@redhat.com>
8402 * bb-reorder.c (make_reorder_chain_1): Protect against
8403 when redundant edges are omitted.
8404 * predict.c (dump_prediction): Likewise.
8406 2002-03-21 Richard Henderson <rth@redhat.com>
8409 * fixinc/inclhack.def (solaris_stdio_tag): New.
8410 * fixinc/fixincl.x: Regenerate.
8412 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8415 * c-typeck.c (process_init_element): Flag non-static
8416 initialization of a flexible array member as illegal.
8418 2002-03-22 Alan Modra <amodra@bigpond.net.au>
8420 * config/rs6000/t-linux64: New.
8421 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
8422 t-ppccomm. Use t-rs6000 and t-linux64.
8423 (powerpc64-*-gnu* <tmake_file>): Likewise.
8424 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
8425 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
8426 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
8428 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
8430 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
8431 flag_really_no_inline instead of optimize == 0.
8433 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
8435 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
8437 * flags.h (flag_really_no_inline): New.
8439 * c-common.c (c_common_post_options): Initialize
8440 flag_really_no_inline.
8442 * toplev.c (flag_really_no_inline): New.
8444 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8446 * config/avr/avr.md (length): Fix length computation for
8447 conditional branches.
8449 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
8451 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
8452 sdbout.o, profile.o): Update.
8453 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
8455 * c-common.h (gettags): Move here from tree.h.
8456 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
8457 insert_block, getdecls, kept_level_p, global_bindings_p): New.
8458 * dbxout.c (dbxout_init): Use getdecls langhook.
8459 * expr.c (expand_expr): Use insert_block langhook.
8460 * fold-const.c: Include langhooks.h.
8461 (fold_range_test, fold_binary_op_with_conditional_arg,
8462 fold): Use global_bindings_p langhook.
8463 * integrate.c (expand_inline_function): Use insert_block langhook.
8464 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
8465 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
8466 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
8467 LANG_HOOKS_GETDECLS): New.
8468 (LANG_HOOKS_INITIALIZER): Update.
8469 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
8471 * langhooks.h (struct lang_hooks_for_decls): New.
8472 (struct lang_hooks): Update.
8473 * profile.c: Include langhooks.h.
8474 (output_func_start_profiler): Use new langhooks.
8475 * sdbout.c: Include langhooks.h.
8476 (sdbout_init, sdbout_finish): Use getdecls langhook.
8477 * stmt.c: Include langhooks.h.
8478 (expand_fixup, fixup_gotos): Use new langhooks.
8479 * stor-layout.c: Include langhooks.h.
8480 (variable_size): Use global_bindings_p langhook.
8481 * toplev.c (compile_file): Use getdecls langhook.
8482 * tree-inline.c (remap_block): Use insert_block langhook.
8483 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
8484 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
8486 2002-03-21 Richard Henderson <rth@redhat.com>
8488 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
8489 constants in .data when -fpic.
8491 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8493 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
8496 2002-03-21 Tom Tromey <tromey@redhat.com>
8498 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
8500 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8502 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
8504 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
8506 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8507 Richard Henderson <rth@redhat.com>
8510 * c-common.c (c_expand_expr): Preserve result of a statement
8511 expression if needed.
8513 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8516 * genrecog.c (maybe_both_true_mode): Remove.
8517 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
8518 * machmode.def (Pmode): Likewise.
8520 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
8522 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
8523 (nonlocal_mentioned_p_1): New function.
8524 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
8525 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
8526 (mark_constant_function): Recognize pure functions.
8527 * rtl.h (global_reg_mentioned_p): New prototype.
8528 * rtlanal.c (global_reg_mentioned_p,
8529 global_reg_mentioned_p_1): New function.
8531 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8533 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
8535 * fixinc/fixincl.x: Regenerate.
8537 2002-03-20 Jason Merrill <jason@redhat.com>
8539 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
8541 2002-03-20 Michael Meissner <meissner@redhat.com>
8543 * doc/invoke.texi (Optimize Options): Document that -O2 sets
8546 2002-03-20 Bob Wilson <bob.wilson@acm.org>
8548 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
8549 ".literal_position" directive before the constant pool.
8551 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8553 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
8554 Add Craig Rodrigues.
8555 Add Brad Lucier to testers.
8557 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8560 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
8562 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
8563 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
8564 instead of insn_extract.
8566 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8569 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
8571 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
8572 stmt if some case has been output.
8574 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8577 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
8578 movsfcc_1, movdfcc_1): Add %O2.
8579 * config/i386/i386.c (print_operand): Handle %ON.
8580 Print . before float condition codes in Sun as cmov syntax.
8581 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
8582 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
8585 2002-03-20 Philip Blundell <pb@nexus.co.uk>
8587 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
8588 return instruction if PC was popped.
8590 2002-03-20 Bob Wilson <bob.wilson@acm.org>
8592 * config/xtensa/xtensa.md: Remove unused type attributes.
8593 (adddi_carry, subddi_carry): Change type attribute to "multi".
8595 2002-03-19 Dale Johannesen <dalej@apple.com>
8597 PR optimization/5999, middle-end/5731
8598 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
8599 multiplications by reciprocals.
8601 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
8603 * Makefile.in: Update.
8604 * c-common.c: Include langhooks.h.
8605 (inline_forbidden_p): Use new hook.
8606 * diagnostic.c: Include langhooks.h.
8607 (format_with_decl, announce_function,
8608 default_print_error_function): Use new hook.
8609 * dwarf2out.c (dwarf2_name): Use new hook.
8610 * function.c: Include langhooks.h.
8611 (init_function_start): Use new hook.
8612 * langhooks-def.h (lhd_decl_printable_name): New.
8613 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
8614 (LANGHOOKS_INITIALIZER): Update.
8615 * langhooks.c (lhd_decl_printable_name): New.
8616 * langhooks.h (struct lang_hooks): New hook.
8617 * toplev.c (decl_name, decl_printable_name): Remove.
8618 (open_dump_file): Use new hook.
8619 (process_options): Remove old hook.
8620 * tree.h (decl_printable_name): Remove.
8622 * objc-act.c (objc_init): Remove old hook.
8623 (objc_printable_name): Export.
8624 * objc-act.h (objc_printable_name): New.
8625 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
8627 2002-03-19 Jim Blandy <jimb@redhat.com>
8629 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
8630 the start_source_file debug hook, not the current line number.
8632 2002-03-19 Richard Henderson <rth@redhat.com>
8634 * flow.c (EH_USES): Provide default.
8635 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
8636 * doc/tm.texi (EH_USES): New.
8638 * config/ia64/ia64.c (ia64_eh_uses): New.
8639 * config/ia64/ia64-protos.h: Update.
8640 * config/ia64/ia64.h (EH_USES): New.
8642 2002-03-19 Richard Henderson <rth@redhat.com>
8644 * varasm.c (output_constant_def): Fix stupid typo.
8646 2002-03-19 Richard Henderson <rth@redhat.com>
8649 * except.c (current_function_has_exception_handlers): New.
8650 * except.h: Declare it.
8651 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
8652 Combine tests that disable all sibcalls for the function.
8654 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
8656 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
8659 2002-03-19 Richard Henderson <rth@redhat.com>
8662 * config/ia64/ia64.c: Revert 2002-03-01 patch.
8663 * config/ia64/ia64.h (INIT_EXPANDERS): New.
8665 2002-03-19 Jim Blandy <jimb@redhat.com>
8667 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
8668 name, even if the replacement list contains no tokens, as required
8671 2002-03-19 Jason Merrill <jason@redhat.com>
8673 * varasm.c (globalize_decl): Get the name from the RTL, not
8674 DECL_ASSEMBLER_NAME.
8676 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
8678 2002-03-19 Bob Wilson <bob.wilson@acm.org>
8680 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
8681 subdi_carry): Define.
8683 2002-03-19 David Edelsohn <edelsohn@gnu.org>
8685 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
8686 about -fpic/-fPIC if extra_warnings set.
8688 2002-03-19 David Edelsohn <edelsohn@gnu.org>
8690 * expr.c (expand_expr): Sign-extend CONST_INT generated from
8691 TREE_STRING_POINTER.
8692 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
8694 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8696 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
8697 in favor of SP if FRAME_POINTER_REQUIRED is false.
8699 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
8701 * emit-rtl.c (gen_int_mode): New function.
8702 * rtl.h: Prototype for it.
8703 * combine.c (make_extraction, simplify_comparison), expmed.c
8704 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
8705 (convert_modes, store_field), optabs.c (expand_fix),
8706 simplify-rtx.c (neg_const_int, simplify_unary_real),
8708 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
8709 Use it instead of GEN_INT (trunc_int_for_mode (...)).
8711 2002-03-19 Jakub Jelinek <jakub@redhat.com>
8714 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
8715 convert_parm_for_inlining.
8716 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8718 * langhooks-def.h: Likewise.
8719 * objc/objc-lang.c: Likewise.
8720 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
8722 * tree-inline.c (initialize_inlined_parameters):
8723 Call convert_parm_for_inlining lang hook if needed.
8724 * c-typeck.c (c_convert_parm_for_inlining): New function.
8725 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
8727 2002-03-18 Mark Mitchell <mark@codesourcery.com>
8729 * calls.c (precompute_arguments): Do not assume that temporaries
8730 can be destroyed after expanding the argument.
8731 (expand_call): Likewise.
8733 2002-03-15 Eric Christopher <echristo@redhat.com>
8735 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
8736 Fix register preference on last change.
8737 * config/mips/mips.c (mips_return_in_memory): New function.
8738 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
8739 * config/mips/mips-protos.h: Declare.
8740 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
8741 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
8743 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
8745 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
8747 (anddi3, iorsi3): Likewise.
8749 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
8750 use %gprel for symbols that are going to be placed in linkonce
8753 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
8754 RETURN_ADDRESS_POINTER_REGNUM to $ra.
8755 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
8756 not needed. Disregard leaf_function_p().
8757 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
8758 mips16 frame pointer.
8759 * config/mips/mips.md (store ra): Only to small SP offsets.
8760 2001-08-22 Graham Stott <grahams@redhat.com>
8761 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
8762 return a REG rtx for the return address register.
8764 2002-03-18 Bob Wilson <bob.wilson@acm.org>
8766 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
8767 constant-pool addresses as "mode-dependent".
8768 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
8770 2002-03-18 Jakub Jelinek <jakub@redhat.com>
8773 * expr.c (emit_group_load): Use extract_bit_field if
8774 needed for CONCAT arguments.
8776 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
8779 * arm.md (tablejump): Make this a define_expand. For PIC add the
8780 offset to the base of the table.
8781 (thumb_tablejump): Matcher for Thumb tablejump insn.
8782 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
8783 as the difference of two labels.
8784 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8785 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
8787 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8788 * arm.c (get_jump_table_size): If the table is not in the text
8789 section, return zero.
8791 2002-03-18 Bernd Schmidt <bernds@redhat.com>
8793 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
8795 (arm_reload_out_hi): Use gen_lowpart instead of
8796 gen_rtx_SUBREG to access QImode components.
8797 * config/arm/arm.md: Disable zero_extend split for QImode
8798 subregs in BIG_ENDIAN mode.
8799 (storehi_bigend): Match use of least significant byte.
8800 (storeinthi): Remove extraneous SUBREG.
8801 Add missing construction of operands[2].
8802 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
8803 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
8804 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
8806 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
8808 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
8811 2002-03-17 Richard Henderson <rth@redhat.com>
8813 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
8816 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
8818 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
8819 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
8821 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8823 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
8825 * predict.c (estimate_bb_frequencies): Delete unused variables.
8827 2002-03-17 Richard Henderson <rth@redhat.com>
8829 * config/ia64/ia64.c (ia64_attribute_table): Move before
8830 targetm definition. Make static.
8832 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
8834 * c-common.h (yyparse, c_common_parse_file): New.
8835 * c-lang.c: Include c-common.h.
8836 (LANG_HOOKS_PARSE_FILE): Redefine.
8837 * c-lex.c: Include c-common.h.
8838 (yyparse): Rename c_common_parse_file. Call yyparse.
8839 * c-parse.in (yyparse): Remove macro.
8840 * c-tree.h (yyparse_1): Remove.
8841 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
8842 (LANG_HOOKS_INITIALIZER): Update.
8843 * langhooks.h (struct lang_hoooks): New hook parse_file.
8844 * toplev.c (compile_file): Use parse_file hook.
8845 * tree.h (yyparse): Remove.
8846 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
8848 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
8850 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
8851 float_truncate, not fix.
8852 ("*truncdfsf2_real"): Ditto.
8853 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
8855 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
8857 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
8859 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
8860 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
8861 where appropriate. Make the second reference to
8862 leaf_function_p a function call, as intended. Reindented.
8864 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
8865 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
8867 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
8868 add register to non-constant into sp.
8870 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
8871 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
8872 (mips16_gp_pseudo_rtx): Lose.
8873 (INIT_EXPANDERS): Deleted.
8874 * config/mips/mips.c (mips_init_machine_status): New.
8875 (mips_free_machine_status): New.
8876 (mips_mark_machine_status): New.
8877 (override_options): Set them.
8878 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
8879 (struct machine_function): ... new. Replaced all references.
8880 (mips_add_gc_roots): Don't mark them.
8881 (embedded_pic_fnaddr_reg): New, extracted from...
8882 (embedded_pic_offset): ... here.
8883 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
8886 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
8888 * cppinit.c: Revert -MD removal.
8890 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8892 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
8893 soft registers by default for 68HC12.
8894 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
8895 when compiling with -fomit-frame-pointer.
8896 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
8897 (expand_epilogue): Likewise.
8898 (m68hc11_gen_rotate): Use exg when rotating by 8.
8900 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8902 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
8903 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
8904 (splits): Remove unused add splits.
8905 ("*addhi3_68hc12"): Tune constraints.
8906 ("addhi_sp"): Try to use X instead of Y in all cases and if the
8907 constant fits in 8-bits and D is dead use abx/aby instructions.
8908 ("*addhi3"): Remove extern declaration of ix_reg.
8909 ("*subsi3"): Optimize and provide new split.
8910 ("subhi3"): Cleanup.
8911 ("*subhi3_sp"): Avoid saving X if we know it is dead.
8912 (arith splits): For 68hc12 save the address register on the stack
8913 and do the arithmetic operation with a pop.
8915 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8917 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
8918 allocating QImode in address registers.
8919 ("*movqi_m68hc11"): Likewise.
8921 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
8923 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
8925 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
8927 * cppinit.c (print_help): Display -MD and -MMD.
8928 Don't display usage string. Update assertion syntax and
8930 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
8931 (cpp_handle_option): Update.
8933 2002-03-15 Chris Demetriou <cgd@broadcom.com>
8935 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
8936 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
8937 and define it so that regardless of target CPU size,
8938 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
8939 of "int" rather than "long."
8941 2002-03-15 Richard Henderson <rth@redhat.com>
8943 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
8946 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8948 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
8949 ("tstqi" split): Avoid using memory for tstqi on address register.
8950 (splits): Remove constraints.
8951 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
8952 ("cmpdf", "cmpsf"): Remove since not used.
8953 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
8954 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
8956 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8958 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
8959 ("neghi2"): Tighten constraints.
8960 ("one_cmplsi2"): Optimize and simplify split.
8961 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
8963 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8965 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
8966 and split of AND operation to clear the upper bits.
8967 ("*logicalsi3_zextqi"): Likewise.
8968 ("*logicallhi3_zexthi_ashift8"): Likewise.
8969 ("*logicalsi3_silshr16"): Likewise.
8970 ("logicalsi3_silshl16"): Likewise.
8971 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
8973 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8975 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
8976 (m68hc11_indirect_p): New function.
8977 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
8978 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
8980 (asm_print_register): Likewise.
8981 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
8982 (m68hc11_indirect_p): Declare.
8983 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
8984 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
8985 (TARGET_SWITCHES): New option -mrelax.
8986 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
8988 ("iorsi3", "xorsi3"): Likewise.
8989 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
8990 ("*andhi3_mem"): New to handle destination in memory with bclr
8991 and a scratch register.
8992 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
8993 ("*andhi3_const"): New when operand2 is constant.
8994 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
8995 ("*andhi3_gen"): Cleanup of the old "andhi3".
8996 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
8997 ("xorqi3"): Update constraints.
8999 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9001 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
9002 for reg_equiv_memory_loc when the operand is a register that does
9003 not get a hard register (stack location).
9004 (tst_operand): After reload, accept all memory operand.
9005 (symbolic_memory_operand): Fix detection of symbolic references.
9006 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
9007 accept symbols and any constant.
9009 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9011 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
9012 note on the insn that sets the soft frame register.
9013 (must_parenthesize): ix and iy are also reserved names.
9014 (print_operand_address): One more place where parenthesis are required
9015 to avoid confusion with register names.
9016 (m68hc11_gen_movhi): Allow push of stack pointer.
9017 (m68hc11_check_z_replacement): Fix handling of parallel with a
9019 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
9020 the replacement register is.
9021 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
9022 and D8_REGS classes.
9023 (MODES_TIEABLE_P): All modes are tieable except QImode.
9025 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9027 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
9028 (___subdi3): Likewise.
9029 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
9030 (__map_data_section): Optimize 68hc11 case.
9032 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9034 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
9035 than a shift to avoid adding a register with itself.
9036 (m68hc11_memory_move_cost): Take into account NO_REGS.
9037 (m68hc11_register_move_cost): Update and use memory move cost
9039 (m68hc11_address_cost): Make cost of valid offset not 0 so that
9040 it gives more opportunities to cse to optimize.
9041 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
9042 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
9044 2002-03-15 Mark Mitchell <mark@codesourcery.com>
9046 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
9047 * c-common.def (CLEANUP_STMT): New tree node.
9048 * c-common.h (CLEANUP_DECL): New macro.
9049 (CLEANUP_EXPR): Likewise.
9050 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
9051 * expr.c (expand_expr): Tidy.
9052 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
9053 * tree-inline.c (initialize_inlined_parameters): Clean up
9054 new local variables.
9056 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9059 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
9060 before movrXX only, use reg_overlap_mentioned_p.
9061 Only special case NE if just one insn can be generated.
9063 2002-03-15 Jason Merrill <jason@redhat.com>
9065 * varasm.c (assemble_variable): Call resolve_unique_section before
9066 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
9069 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9072 * arm.md (split pattern for thumb shiftable immediates): Add comment
9073 explaining non-obvious test.
9075 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9078 * arm.md (movaddr, movaddr_insn): Delete.
9080 2002-03-15 Jason Merrill <jason@redhat.com>
9082 * toplev.c (wrapup_global_declarations): Clarify variable handling.
9083 -fkeep-static-consts doesn't apply to comdats.
9085 2002-03-14 Richard Henderson <rth@redhat.com>
9087 * c-decl.c: Include c-pragma.h.
9088 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
9089 (finish_function): Tidy.
9090 * c-pragma.c: Include c-common.h.
9091 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
9092 (handle_pragma_weak): Use them.
9093 (init_pragma): Register pending_weaks.
9094 * c-pragma.h (maybe_apply_pragma_weak): Declare.
9095 * print-tree.c (print_node): Print DECL_WEAK.
9096 * varasm.c (mark_weak_decls): Remove.
9097 (remove_from_pending_weak_list): Remove.
9099 (asm_emit_uninitialised): Call globalize_decl for weak commons.
9100 (weak_decls): Make a tree_list.
9101 (declare_weak): Cons weak_decls directly.
9102 (globalize_decl): Remove weak_decls elements directly.
9103 (weak_finish): Simplify weak_decls walk. Don't weaken unused
9104 symbols. Don't pretend to handle aliases.
9105 (init_varasm_once): Update weak_decls registry.
9106 * Makefile.in: Update dependencies.
9108 2002-03-14 Richard Henderson <rth@redhat.com>
9111 * config/ia64/ia64.c: Include tm_p.h last.
9112 (gen_nop_type): Remove duplicate definition.
9113 (cycle_end_fill_slots): Set sched_data for second L slot.
9114 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
9115 (nop_cycles_until): Fix typos.
9117 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9119 PR optimization/5891
9120 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
9122 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
9124 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
9125 descriptors correctly.
9127 2002-03-14 Michael Meissner <meissner@redhat.com>
9129 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
9130 100, allowing MAX_UNROLLED_INSNS to be overridden.
9132 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
9135 * unroll.c (params.h): Include.
9136 (MAX_UNROLLED_INSNS): Delete, now in params.h.
9138 * doc/invoke.texi (--param max-unroll-insns): Document.
9140 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
9142 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9144 * arm.md: Fix warnings about constraints in peepholes and splits.
9146 2002-03-14 Zack Weinberg <zack@codesourcery.com>
9148 * cpphash.h (struct lexer_state): Remove line_extension member.
9149 * cpplib.c (dequote_string, do_linemarker): New functions.
9150 (linemarker_dir): New data object.
9151 (DIRECTIVE_TABLE): No longer need to interpret #line in
9152 preprocessed source. Delete obsolete comment about return
9154 (end_directive, directive_diagnostics, _cpp_handle_directive):
9155 Don't muck with line_extension.
9156 (directive_diagnostics): No need to issue warnings for
9158 (_cpp_handle_directive): Issue warnings for linemarkers here,
9159 when appropriate. Dispatch linemarkers to do_linemarker, not
9161 (do_line): Code to handle linemarkers split out to do_linemarker.
9162 Convert escape sequences in filename argument, both places.
9164 * cppmacro.c (quote_string): Rename cpp_quote_string and
9165 export. All callers changed.
9166 * cpplib.h (cpp_quote_string): Prototype.
9167 * cppmain.c (print_line): Call cpp_quote_string on to_file
9170 * doc/cpp.texi: Document that escapes are now interpreted in
9171 #line and in linemarkers, and that non-printing characters are
9172 converted to octal escapes when linemarkers are generated.
9174 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
9176 * emit-rtl.c (try_split): Use delete_insns.
9177 * recog.c (split_all_insns): Fix terminating condition.
9179 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9180 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
9183 * arm.c (arm_output_epilogue): Fix floating-point register save
9184 adjustment when using a frame pointer.
9186 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
9188 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
9189 * config/mips/mips.c (compute_frame_size): Retrofit them here.
9190 (save_restore_insns, mips_expand_epilogue): And here.
9191 (build_mips16_call_stub): And here.
9192 (mips_function_value): Use the new macros to decide whether a single
9193 or complex float can be returned in floating-point registers. Return
9194 a parallel rtx in the complex case.
9196 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
9198 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
9199 call after liveness analysis.
9201 * recog.c (split_insn): Use delete_insn_and_edges.
9203 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
9204 instructions to have branch prediction notes.
9205 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
9207 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
9209 * configure.in: Don't pass -Wno-long-long to a ADA compiler
9210 that doesn't support it.
9211 * configure: Regenerate.
9213 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9216 * config/sparc/sparc.md (normal_branch, inverted_branch,
9217 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
9218 inverted_fp_branch): Adjust calls to output_cbranch.
9219 Set length attribute.
9220 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
9221 output_v9branch. Set length attribute.
9222 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
9224 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
9225 (output_cbranch): Likewise. Handle far branches.
9226 (output_v9branch): Handle far branches.
9227 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
9229 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
9230 noov_compare64_op predicates.
9232 2002-03-13 Jason Merrill <jason@redhat.com>
9234 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
9235 into the function and constify it.
9236 * gthr-dce.h, gthr-solaris.h: Likewise.
9238 2002-03-13 David Edelsohn <edelsohn@gnu.org>
9240 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
9241 * config/rs6000/rs6000.c (rs6000_va_arg): Use
9242 std_expand_builtin_va_arg if not ABI_V4.
9244 2002-03-13 Jason Merrill <jason@redhat.com>
9246 * varasm.c (globalize_decl): New fn.
9247 (assemble_start_function): Use it.
9248 (asm_emit_uninitialized): Use it.
9249 (assemble_alias): Use it.
9250 (assemble_variable): Use it.
9252 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
9254 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
9255 2002-03-12 internal visibility change.
9256 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
9257 visibility into SYMBOL_REF_FLAG.
9259 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
9261 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
9262 VOIDmode operand. Add compile-time optimization for constant results.
9264 2002-03-12 Jason Merrill <jason@redhat.com>
9266 * c-typeck.c (convert_for_assignment): Don't allow conversions
9267 between pointers and references. Only allow lvalues to convert to
9270 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
9272 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
9273 before prologue, to avoid scheduling problems.
9275 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9277 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
9278 (ELIMINABLE_REGS): Add sfp->sp.
9279 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
9281 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9283 PR optimization/5892
9284 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
9286 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9288 * loop.c (basic_induction_var): Don't call convert_modes if mode
9289 classes are different.
9291 2002-03-12 Richard Henderson <rth@redhat.com>
9293 PR optimization/5901
9294 * function.c (reposition_prologue_and_epilogue_notes): Position
9295 the markers after/before the last/first insn not deleted.
9297 2002-03-12 Richard Henderson <rth@redhat.com>
9299 PR optimization/5878
9300 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
9301 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
9302 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
9304 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
9305 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
9306 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
9308 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
9309 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
9310 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
9311 also. Don't set it if not flag_pic.
9312 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
9313 to be INVALID_REGNUM when not used.
9315 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
9317 * expmed.c (store_bit_field): Reset alias set for memory.
9318 (extract_bit_field): Same.
9320 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9322 * c-common.c (c_tree_code_type, c_tree_code_length,
9323 c_tree_code_name, add_c_tree_codes): Delete.
9324 * c-common.h (add_c_tree_codes): Delete.
9325 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
9327 * c-objc-common.c (c_objc_common_init): Don't call
9328 add_c_tree_codes, instead set lang_unsafe_for_reeval.
9329 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9330 objc_tree_code_name, add_objc_tree_codes): Delete.
9331 (objc_init): Don't call add_objc_tree_codes.
9332 * objc/objc-lang.c (tree_code_type, tree_code_length,
9333 tree_code_name): Define.
9334 * toplev.c (lang_independent_init): Don't set
9335 tree_code_length[IDENTIFIER_NODE].
9336 * tree.c (tree_code_type, tree_code_length, tree_code_name):
9337 Delete definitions, moved to language front-ends.
9338 * tree.def (IDENTIFIER_NODE): Hardwire the length.
9339 * tree.h (tree_code_type, tree_code_length, tree_code_name):
9341 (tree_code_length): Change type to unsigned char.
9343 2002-03-12 Richard Henderson <rth@redhat.com>
9345 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
9346 internal visibility change.
9348 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9350 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
9351 validize_mem() instead of change_address to avoid clobbering
9354 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
9356 * c-lex.h (position_after_whitespace): Remove.
9358 2002-03-12 Jakub Jelinek <jakub@redhat.com>
9360 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
9361 (lex_string): Use unsigned char pointers.
9363 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9365 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
9366 is not a valid memory_operand.
9368 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9370 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
9371 * config/xtensa/lib1funcs.asm: Fix copyright to include
9372 special case for libgcc files.
9373 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
9374 (__divsi3): Likewise.
9375 (__umodsi3): Likewise.
9376 (__modsi3): Likewise.
9377 * config/xtensa/lib2funcs.S: Fix copyright to include
9378 special case for libgcc files.
9380 2002-03-12 Tom Rix <trix@redhat.com>
9382 * collect2.c (resolve_lib_name): Move outside of
9383 OBJECT_FORMAT_COFF ifdef.
9384 (ignore_library): Same.
9386 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9388 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
9390 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9392 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
9393 to function_section before writing out the constant pool.
9395 2002-03-12 David Edelsohn <edelsohn@gnu.org>
9397 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
9399 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
9401 2002-03-12 Alan Modra <amodra@bigpond.net.au>
9403 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
9407 (cmpsi splitter): Likewise.
9408 (modsi3): Fail if <= 0.
9409 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
9410 redundant test when HOST_BITS_PER_WIDE_INT != 32.
9411 (reg_or_sub_cint64_operand): Likewise.
9412 (num_insns_constant_wide): Optimize sign extension.
9413 (rs6000_legitimize_address): Likewise.
9415 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9417 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9418 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9420 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9422 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
9423 address calculation.
9425 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9427 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
9428 scratch register to DImode / TImode.
9429 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
9430 register used does not overlap the target.
9432 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9434 * Makefile.in (debug.o): Depend on debug.h.
9435 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
9436 * debug.c (do_nothing_debug_hooks): Likewise.
9437 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
9438 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
9439 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
9440 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
9441 * dwarfout.c (dwarf_debug_hooks): Likewise.
9442 * integrate.c (output_inline_function): Likewise.
9443 * objc/objc-act.c (synth_module_prologue): Likewise.
9444 * sdbout.c (sdb_debug_hooks): Likewise.
9445 * toplev.c (debug_hooks): Likewise.
9446 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9448 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9450 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
9451 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
9452 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
9453 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
9454 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
9455 * defaults.h (POINTER_SIZE): Define.
9456 * doc/tm.texi (POINTER_SIZE): Document default.
9458 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9460 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
9462 2002-03-11 Richard Henderson <rth@redhat.com>
9464 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
9465 if rebuild_label_notes_after_reload.
9467 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
9469 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
9470 emit pic register load if "internal" visibility.
9471 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
9472 (cris_expand_builtin_va_arg): Do all computations on trees.
9474 2002-03-11 Richard Henderson <rth@redhat.com>
9476 * rtlanal.c: Include recog.h.
9477 (keep_with_call_p): Fix thinko.
9478 * Makefile.in (rtlanal.o): Update dependencies.
9480 2002-03-11 Chris Meyer <cmeyer@gatan.com>
9482 * genflags.c (gen_insn): Use IS_VSPACE.
9483 * genoutput.c (output_insn_data): Likewise.
9484 (process_template): Likewise.
9486 2002-03-11 Richard Henderson <rth@redhat.com>
9488 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
9490 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
9492 * Makefile.in: Update.
9493 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
9494 Update documentation.
9495 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
9496 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
9498 2002-03-11 Zack Weinberg <zack@codesourcery.com>
9500 * Makefile.in: Give texi2pod its input file as a command line
9501 argument, not on stdin.
9503 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
9504 Daniel Berlin <dan@dberlin.org>
9506 C++ alias analysis improvement.
9507 * alias.c (record_component_aliases): Record aliases for base
9510 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
9512 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
9514 2002-03-11 Douglas B Rupp <rupp@gnat.com>
9516 * toplev.c (vms_fopen): Remove, not needed.
9518 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
9520 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
9522 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
9523 for FP, already done later.
9525 * toplev.c (debug_args): Add entry for VMS_DEBUG.
9526 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
9528 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
9530 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
9531 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
9532 LARGEST_EXPONENT_IS_NORMAL for the given mode.
9533 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
9534 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
9535 (ediv, emul, eldexp, esqrt): Likewise.
9536 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
9537 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
9538 (saturate): New function.
9539 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
9540 (make_nan): Use a saturation value instead of a NaN if
9541 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
9542 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
9543 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
9544 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
9545 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
9546 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
9547 !ROUND_TOWARDS_ZERO.
9548 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
9549 (ROUND_TOWARDS_ZERO): Document.
9551 2002-03-11 Andreas Jaeger <aj@suse.de>
9553 * cfg.c (dump_flow_info): Remove unused variable.
9555 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
9557 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
9558 computations on trees.
9560 2002-03-10 Richard Henderson <rth@redhat.com>
9563 * reload.c (copy_replacements_1): New.
9564 (copy_replacements): Use it to recurse through the rtx.
9566 2002-03-10 Richard Henderson <rth@redhat.com>
9568 * loop.c (strength_reduce): Compute number of iterations as
9569 unsigned HOST_WIDE_INT.
9571 2002-03-10 Richard Henderson <rth@redhat.com>
9573 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
9574 to move away from the end of the block.
9576 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
9578 PR preprocessor/5899
9579 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
9581 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9583 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
9585 * attribs.c (decl_attributes): Fix signed/unsigned warning.
9587 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
9589 * config/mmix/mmix.c: Improve comments.
9590 (mmix_target_asm_function_prologue): Drop variable
9591 empty_stack_frame. Don't allocate unused slot above fp.
9592 (mmix_target_asm_function_epilogue): Mirror prologue changes.
9593 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
9594 brace in first column.
9595 (enum reg_class): Ditto.
9596 (FIRST_PARM_OFFSET): Now 0.
9597 (USER_LABEL_PREFIX): Remove #if 0:d definition.
9599 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9601 * combine.c (make_extraction): Fix error in last change.
9603 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9605 * c4x.c (c4x_fp_reglist): Const-ify.
9606 * cris.c (cris_print_operand): Likewise.
9607 * i386.c (ix86_va_arg): Likewise.
9608 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
9609 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
9610 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
9611 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
9612 * mcore.h (regno_reg_class): Likewise.
9613 * mips.c (gen_int_relational): Likewise.
9614 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
9615 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
9616 * pdp11.c (move_costs): Likewise.
9617 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
9618 * s390.c (s390_branch_condition_mnemonic, regclass_map):
9620 * s390.h (regclass_map): Likewise.
9621 * sh.c (shift_amounts): Likewise.
9622 * sh.md (rotlsi3): Likewise.
9624 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
9626 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
9627 (ne0+5): Use new clobber to generate proper shift pattern.
9628 Patch by Michael Matz <matz@kde.org>.
9630 2002-03-09 Andreas Schwab <schwab@suse.de>
9632 * gcc.c (validate_all_switches): Also handle `%W{...}'.
9634 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
9636 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
9638 2002-03-09 Jakub Jelinek <jakub@redhat.com>
9641 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
9642 even for non-representable constants.
9644 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9646 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
9647 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
9648 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
9649 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
9650 (pop_function_context): Compute MAY_SHARE parameter for
9652 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
9653 (gen_mem_addressof): Call fixup_var_refs with new parm.
9655 * combine.c (make_extraction): Don't make extension of CONST_INT.
9657 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
9659 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
9660 in o32 and o64 ABIs.
9661 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
9662 but getting fixed-size structs passed in registers regardless of
9663 padding in o32 and o64 ABIs.
9665 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
9666 offset before loading address of argument passed by transparent
9669 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
9671 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
9673 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
9675 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
9676 marker such that registers after it are saved.
9678 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9680 * sparc.c (arith_4096_operand): Fix error in last change.
9682 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
9684 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
9687 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
9689 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
9692 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
9694 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
9696 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
9698 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
9699 removed; fix return value.
9700 * combine.c (combine_instructions): Dirtify blocks where we failed to
9701 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
9702 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
9704 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9706 * gcse.c (insert_insn_end_bb): Fix typo in last change.
9708 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
9710 * recog.c (peephole2_optimize): Re-distribute EH edges.
9712 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
9714 * expr.c (expand_expr): Use unsave lang hook.
9715 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
9716 (LANG_HOOKS_INITIALIZER): Update.
9717 * langhooks.h (struct lang_hooks): New hook unsave.
9718 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
9719 (unsave_expr_1): Remove unused lang_unsave_expr_now.
9720 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
9721 (unsave_expr_now): Remove.
9722 * tree.h (unsave_expr_now, lang_unsave,
9723 lang_unsave_expr_now): Remove.
9726 2002-03-08 Andreas Jaeger <aj@suse.de>
9728 * flow.c (propagate_block_delete_insn): Remove unused variable.
9730 2002-03-08 Kazu Hirata <kazu@hxi.com>
9732 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
9733 insn length for memory load/store.
9735 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
9737 * doc/install.texi (--with-libiconv-prefix): Document.
9739 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
9741 * doc/sourcebuild.texi: Fix typo.
9743 2002-03-08 Jakub Jelinek <jakub@redhat.com>
9746 * builtins.c (std_expand_builtin_va_arg): Do all computations on
9749 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9751 * rtl.c (copy_most_rtx): Move from here ...
9752 * emit-rtl.c (copy_most_rtx): ... to here.
9754 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
9756 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
9757 SUBTARGET_CPP_SIZE_SPEC.
9758 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
9760 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
9762 2002-03-07 Matt Hiller <hiller@redhat.com>
9764 * gensupport.c (first_dir_md_include): Renamed from include;
9765 change all references.
9766 (last_dir_md_include): Renamed from last_include; change all
9768 (init_md_reader): Unconditionally initialize base_dir whether or
9769 not filename is a relative path.
9771 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
9773 * config/fp-bit.c (_unord_f2): Compile it in even if
9774 US_SOFTWARE_GOFAST is enabled.
9776 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
9777 NULL_RTX. Set all HFmode operations as NULL_RTX.
9778 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
9779 NULL_RTX, try reversing the comparison and the operands.
9781 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
9783 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
9784 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
9787 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
9789 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
9791 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
9793 * basic-block.h (fixup_abnormal_edges): Declare.
9794 * reload1.c (fixup_abnormal_edges): New function.
9795 * reg-stack.c (convert_regs): Use it.
9797 * gcse.c (insert_insn_end_bb): Handle trapping insns.
9799 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
9801 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
9803 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
9804 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
9805 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
9806 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
9807 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
9808 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
9809 unless x and y could be infinite.
9810 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
9811 Check that the common type of both arguments is a real, even for
9812 targets without unordered comparisons. Allow an integer argument
9813 to be compared against a real.
9814 (expand_tree_builtin): Use expand_unordered_cmp.
9815 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
9816 * cse.c (fold_rtx): Likewise. Fix indentation.
9817 * fold-const.c (fold_real_zero_addition_p): New.
9818 (fold): Use it, and the new HONOR_... macros.
9819 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
9820 * jump.c (reversed_comparison_code_parts): After searching for
9821 the true comparison mode, use HONOR_NANS to decide whether it
9822 can be safely reversed.
9823 (reverse_condition_maybe_unordered): Remove IEEE check.
9824 * simplify-rtx.c (simplify_binary_operation): Use the new macros
9825 to decide which simplifications are valid. Allow the following
9826 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
9827 and (a - -b) to (a + b).
9828 (simplify_relational_operation): Use HONOR_NANS.
9829 * doc/tm.texi: Document the MODE_HAS_... macros.
9831 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
9833 * combine.c (simplify_comparison): If simplifying a logical shift
9834 right and compare with constant, force the comparison to unsigned.
9836 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
9838 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
9840 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
9842 (alt_reg_names): Remove % for vrsave.
9844 2002-03-06 Richard Henderson <rth@redhat.com>
9846 PR optimization/5844
9847 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
9848 if used indicates we've already emitted one copy of an operand.
9849 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
9850 (gen_split): Supply a non-null used.
9852 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
9854 * reload1.c (reload): Unshare all rtl after reload is done.
9856 * simplify-rtx.c (simplify_plus_minus): Do not abort,
9857 but simply fail if the expression is too complex to simplify.
9858 (simplify_gen_binary): Handle simplify_plus_minus failures.
9860 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
9862 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
9863 consistently call delete_trivially_dead_insns after CSE and GCSE;
9864 fix DFI_life dumping; do jump threading after liveness; do crossjumping
9865 after liveness2; update comment in last crossjumping.
9866 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
9868 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
9870 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
9871 after completing fast dead code elimination.
9873 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
9876 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
9878 * version.c: Fix misplaced leading blanks on first line.
9880 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
9882 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
9884 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
9886 * cfgcleanup.c (mentions_nonequal_regs): New function.
9887 (thread_jump): Use it.
9888 * toplev.c (rest_of_compilation): Run jump threading after
9891 2002-03-06 Jakub Jelinek <jakub@redhat.com>
9893 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
9896 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
9898 * predict.c (estimate_bb_frequencies): Do not reload the
9899 frequencies from notes.
9901 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
9903 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
9904 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
9906 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
9907 delete_noop_moves): Return indeger.
9908 * flow.c (ndead): New variable.
9909 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
9910 BB argument; update callers.
9911 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
9912 (life_analysis): Do not call purge_all_dead_edges.
9913 (update_life_info): Return number of deleted insns; print statistics.
9914 (update_life_info_in_dirty_blocks): likewise.
9915 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
9916 return number of insns deleted.
9918 * cse.c: Include timevar.h
9919 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
9920 iterate until stabilizes; print statistics; return number of killed
9922 * Makefile.in: (cse.o): Add timevar.h dependency
9923 * rtl.h (delete_trivially_dead_insns): New.
9924 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
9925 * toplev.c (rest_of_compilation): Update callers.
9927 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
9928 (try_optimize_cfg): Do not update liveness.
9929 (cleanup-cfg): Loop until try_optimize_cfg and dead code
9930 removal stabilizes; use delete_trivially_dead_insns.
9932 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
9934 2002-03-05 Zack Weinberg <zack@codesourcery.com>
9936 * cppmain.c (setup_callbacks): Disable #pragma and #ident
9937 callbacks when processing assembly language.
9939 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9941 * pa.h (ASM_FILE_END): Define.
9942 * som.h (ASM_FILE_END): Delete.
9944 * pa.c (function_arg): Don't pass floats in general registers in
9945 indirect calls if TARGET_ELF32.
9947 2002-03-05 Richard Henderson <rth@redhat.com>
9949 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
9951 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
9953 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
9955 2002-03-05 Jakub Jelinek <jakub@redhat.com>
9957 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
9958 -r command line. Don't hide any symbols if not building
9961 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
9963 * cfg.c (dump_flow_info): Warn about profile mismatches.
9964 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
9965 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
9967 2002-03-05 Jakub Jelinek <jakub@redhat.com>
9969 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
9970 wide volatile memory by parts.
9972 2002-03-05 Jakub Jelinek <jakub@redhat.com>
9974 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
9977 2002-03-05 Richard Henderson <rth@redhat.com>
9979 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
9981 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
9983 * toplev.c (documented_lang_options): Document more
9984 language-specific options.
9985 * doc/invoke.texi (Warning Options): Correct documentation for
9986 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
9987 * c-decl.c (c_decode_option): Use a table to handle warning options.
9989 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
9991 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
9992 parameter to mmix_encode_section_info.
9993 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
9994 relocatably. Always produce ELF, not mmo if linking relocatably.
9995 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
9996 first is non-zero, don't add symbol prefix.
9997 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
9998 prototype accordingly.
10000 2002-03-04 Krister Walfridsson <cato@df.lth.se>
10002 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
10004 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
10006 * configure.in: Increase required makeinfo version to 4.1.
10007 * configure: Regenerate.
10009 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10011 * .cvsignore: Remove *.info* and genrtl*; these files are generated
10014 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
10016 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
10017 * doc/invoke.texi: Fix @math uses.
10019 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10021 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
10024 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
10026 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
10027 (powerpc-*-eabisimaltivec*): Same.
10029 * config/rs6000/t-ppcendian: New.
10031 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10033 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
10034 nonimmediate_src_operand and nonimmediate_lsrc_operand to
10035 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
10037 2002-03-03 Richard Henderson <rth@redhat.com>
10039 * toplev.c (rest_of_decl_compilation): Revert last two changes.
10041 2002-03-03 Zack Weinberg <zack@codesourcery.com>
10043 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
10044 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
10045 tree.c, config/m68k/m68k.c:
10046 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
10047 REAL_ARITHMETIC blocks unconditional. Delete some further
10048 #ifdef blocks predicated on REAL_ARITHMETIC.
10049 * flags.h, toplev.c: Delete remaining references to
10050 flag_pretend_float.
10052 * doc/invoke.texi: Remove documentation of -fpretend-float.
10053 * doc/tm.texi: Describe the various REAL_* macros as provided by
10054 real.h, not by the target configuration files.
10056 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
10057 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
10058 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10059 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
10060 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
10061 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
10062 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
10063 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
10064 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
10065 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
10066 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
10067 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
10068 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
10069 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
10070 config/xtensa/xtensa.h:
10071 Do not define, undefine, or mention in comments any of
10072 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
10073 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
10074 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
10075 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
10076 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
10077 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
10078 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
10079 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
10080 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
10082 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10084 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
10085 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
10086 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
10087 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
10088 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
10089 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
10091 * defaults.h (BITS_PER_WORD): Define.
10092 * doc/tm.texi (BITS_PER_WORD): Document default value.
10094 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
10095 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
10096 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
10098 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10100 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
10101 lieu of explicit sizeof/sizeof.
10102 * i386.c (override_options, ix86_init_mmx_sse_builtins,
10103 ix86_expand_builtin): Likewise.
10104 * mips.c (mips_add_gc_roots): Likewise.
10105 * mmix.c (mmix_output_condition): Likewise.
10106 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
10107 altivec_init_builtins): Likewise.
10108 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
10109 * cppexp.c (Nsuff, parse_number): Likewise.
10110 * cppinit.c (builtin_array_end): Likewise.
10111 * gcc.c (n_default_compilers, process_command): Likewise.
10112 * genpreds.c (output_predicate_decls): Likewise.
10113 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
10114 * lcm.c (N_ENTITIES): Likewise.
10115 * stor-layout.c (set_sizetype): Likewise.
10117 2002-03-03 Richard Henderson <rth@redhat.com>
10119 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
10120 for types or labels.
10122 2002-03-03 Richard Henderson <rth@redhat.com>
10124 * c-decl.c (start_decl): Initialized variables are not common.
10126 2002-03-02 Per Bothner <per@bothner.com>
10128 * gcc.c (option_map): Suport new --bootclasspath option.
10129 --CLASSPATH is now just an alias for --classpath.
10131 2002-03-02 Richard Henderson <rth@redhat.com>
10133 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
10134 load if "internal" visibility.
10135 * doc/extend.texi: Document visibility meanings.
10137 2002-03-02 Richard Henderson <rth@redhat.com>
10139 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
10140 to functions as well.
10142 2002-03-02 Richard Henderson <rth@redhat.com>
10144 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
10145 (handle_visibility_attribute): Don't call assemble_visibility.
10146 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
10147 without asmspec. Invoke assemble_alias when needed.
10148 * varasm.c (maybe_assemble_visibility): New.
10149 (assemble_start_function, assemble_variable, assemble_alias): Use it.
10151 2002-03-02 Richard Henderson <rth@redhat.com>
10153 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
10154 invoke ENCODE_SECTION_INFO with first call flag.
10156 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
10157 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
10158 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
10159 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
10160 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
10161 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
10162 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
10163 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
10164 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
10165 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
10166 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
10167 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
10168 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
10169 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
10170 config/mcore/mcore-protos.h, config/mcore/mcore.c,
10171 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
10172 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
10173 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
10174 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
10175 config/sh/sh.h, config/sparc/sparc.h,
10176 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
10177 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
10178 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
10179 FIRST argument. As needed, examine it and do nothing.
10181 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
10182 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10183 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
10185 * config/arm/t-pe (pe.o): Add dependencies.
10187 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10189 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
10190 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
10191 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
10192 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
10193 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
10194 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
10195 * defaults.h (BITS_PER_UNIT): Define.
10196 * doc/tm.texi (BITS_PER_UNIT): Document default value.
10198 2002-03-02 Kazu Hirata <kazu@hxi.com>
10200 * config/h8300/h8300-protos.h: Add a prototype for
10201 compute_a_shift_length.
10202 * config/h8300/h8300.c (h8300_asm_insn_count): New.
10203 (compute_a_shift_length): Likewise.
10204 (h8300_adjust_insn_length): Do not adjust insn length of shift
10206 * config/h8300/h8300.md (anonymous shift patterns): Use
10207 compute_a_shift_length.
10209 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10211 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
10212 trunc_int_for_mode.
10214 * emit-rtl.c (offset_address): Call update_temp_slot_address.
10216 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10218 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
10219 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
10220 * flags.h (flag_zero_initialized_in_bss): Declare.
10221 * toplev.c (flag_zero_initialized_in_bss): New flag.
10222 (lang_independent_options): Add flag_zero_initialized_in_bss.
10223 * tree.c (initializer_zerop): New function.
10224 * tree.h (initializer_zerop): Declare.
10225 * varasm.c (assemble_variable): If we can emit bss, put zero
10226 initializers in the bss section.
10228 2002-03-02 Alan Modra <amodra@bigpond.net.au>
10230 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
10231 like more than one symbol per .weak directive.
10233 2002-03-01 Richard Henderson <rth@redhat.com>
10235 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
10236 adjust argument_pointer by pretend_args_size.
10237 (ia64_va_start): Adjust va_start address by -pretend_args_size.
10239 2002-03-01 Kazu Hirata <kazu@hxi.com>
10241 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
10243 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
10245 * toplev.c (rest_of_compilation): Delete dead jumptables before
10247 * flow.c (delete_dead_jumptables): Make global.
10248 * rtl.h (delete_dead_jumptables): Declare.
10250 2002-03-01 David Edelsohn <edelsohn@gnu.org>
10252 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
10253 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
10254 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
10256 2002-03-01 Kazu Hirata <kazu@hxi.com>
10258 * config/h8300/h8300-protos.h: Fix formatting.
10259 * config/h8300/h8300.c: Likewise.
10260 * config/h8300/h8300.h: Likewise.
10262 2002-03-01 Kazu Hirata <kazu@hxi.com>
10264 * config/h8300/h8300.c (print_operand): Support 16-bit
10265 constant addresses.
10266 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
10268 2002-02-28 Richard Henderson <rth@redhat.com>
10270 * expmed.c (store_bit_field): Prevent generation of CONCATs;
10271 pun complex values as integers; use gen_lowpart instead of
10273 (extract_bit_field): Likewise.
10275 2002-03-01 Alan Modra <amodra@bigpond.net.au>
10276 David Edelsohn <edelsohn@gnu.org>
10278 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
10279 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
10280 (SUPPORTS_WEAK): Likewise.
10281 * output.h (add_weak): Add tree param.
10282 * varasm.c (add_weak): Likewise. Save decl.
10283 (struct weak_syms): Add decl field.
10284 (mark_weak_decls): New function.
10285 (init_varasm_once): ggc_add_root mark_weak_decls.
10286 (assemble_start_function): Use ASM_WEAKEN_DECL.
10287 (assemble_variable): Likewise.
10288 (assemble_alias): Likewise.
10289 (declare_weak): Pass decl to add_weak.
10290 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
10291 (remove_from_pending_weak_list): Declare and define for
10293 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
10294 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
10295 * defaults.h (SUPPORTS_WEAK): Likewise.
10296 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10297 .weak for code sym. Do emit .size for descriptor sym.
10298 (ASM_DECLARE_FUNCTION_SIZE): Define.
10299 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
10300 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
10301 .lglobl unless TARGET_XCOFF. Formatting fixes.
10302 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10303 .weak for code sym.
10304 (HANDLE_PRAGMA_WEAK): Remove.
10305 (ASM_WEAKEN_LABEL): Remove.
10306 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
10308 2002-03-01 Jason Merrill <jason@redhat.com>
10310 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
10311 (TARGET_EXPR_CLEANUP): New macro.
10313 2002-02-28 Steve Ellcey <sje@cup.hp.com>
10315 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
10316 to take ptr_extend into account as third type of extension.
10317 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
10318 fields used by SUBREG_PROMOTED_UNSIGNED_P.
10319 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
10320 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
10321 * calls.c (precompute_arguments): Use new macro.
10322 (expand_call): Ditto.
10323 * combine.c (nonzero_bits): Ditto.
10324 (record_promoted_value): Ditto.
10325 * expr.c (store_expr): Ditto.
10326 (expand_expr): Ditto.
10327 * function.c (assign_parms): Ditto.
10329 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
10331 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
10332 override -shared and -shared-libgcc.
10334 2002-02-28 David O'Brien <obrien@FreeBSD.org>
10336 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
10338 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
10341 2002-02-28 Richard Henderson <rth@redhat.com>
10343 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
10344 4 cycle latency from MM producers.
10345 (ia64_internal_sched_reorder): Likewise with pipeline flush.
10347 2002-02-28 Jakub Jelinek <jakub@redhat.com>
10349 * mklibgcc.in: Don't use GNU make extension.
10351 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10353 * c-parse.in (STATIC): New terminal.
10354 (scspec): New non-terminal. Update productions accordingly.
10355 (program): Remove bogus ifc / end ifc.
10356 (array_declarator): Simplify production using STATIC.
10358 2002-02-28 Jim Meyering <meyering@lucent.com>
10360 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
10361 \a still means TARGET_BELL.
10363 2002-02-28 Richard Henderson <rth@redhat.com>
10365 * haifa-sched.c (sched_emit_insn): New.
10366 (schedule_block): Use last_scheduled_insn to track last insn.
10367 * sched-int.h (sched_emit_insn): Prototype.
10368 * config/ia64/ia64.c (last_issued): Remove.
10369 (ia64_variable_issue): Don't set it.
10370 (nop_cycles_until): Use sched_emit_insn.
10372 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
10374 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
10375 extended constants.
10377 2002-02-28 Kazu Hirata <kazu@hxi.com>
10379 * config/h8300/h8300.c: Fix formatting.
10380 * config/h8300/h8300.h: Likewise.
10382 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
10384 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
10385 which may overwrite the high byte of the frame pointer.
10387 2002-02-28 Bo Thorsen <bo@suse.de>
10389 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
10390 (STARTFILE_SPEC): Add 64 bit files.
10391 (ENDFILE_SPEC): Likewise.
10393 2002-02-28 Jason Merrill <jason@redhat.com>
10395 * c-decl.c (finish_function): Only warn about missing return
10396 statement with -Wreturn-type.
10398 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
10400 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
10402 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
10403 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
10405 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
10407 * basic-block.h (BB_REACHABLE): Renumber.
10408 (BB_DIRTY, BB_NEW): New flags.
10409 (clear_bb_flags): Declare.
10410 (update_life_info_in_dirty_blocks): Declare.
10411 * cfg.c (clear_bb_flags): New function.
10412 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
10413 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
10414 reorder_insns, emit_insn_after): Mark block as dirty.
10415 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
10416 (update_life_info_in_dirty_blocks): New function.
10417 * recog.c (apply_change_group): Dirtify block.
10419 * cse.c (cse_insn): Reorder emitting of jump insn to keep
10421 * gcse.c (delete_null_pointer_checks): Likewise.
10423 * toplev.c (dump_file_index): Move cse2 after bp,
10425 (dump_file_info): Similary.
10426 (rest_of_compilation): Avoid most of CFG rebuilds;
10427 do first if converision after null pointer checks, do cse2
10428 after branch prediction; avoid full liveness rebuild after
10429 initializing subregs.
10430 * invoke.texi (-d options): Document -du, renumber.
10432 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
10433 (notice_new_block): Do not set BB_UPDATE_LIFE.
10434 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
10435 merge_blocks_move_successor_nojumps, merge_blocks,
10436 try_crossjump_to_edge): Likewise.
10437 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
10438 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
10439 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
10440 (merge_of_block): Do not use life_data_ok.
10441 (find_if_case_1): Do not use SET_UPDATE_LIFE.
10442 (if_convert): Use BB_DIRTY mechanizm to update life.
10443 * lcm.c (optimize_mode_switching): Update
10444 update_life_info_in_dirty_blocks
10446 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10448 * Makefile.in (integrate.o): Update.
10449 * c-decl.c (copy_lang_decl): Rename.
10450 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10451 * integrate.c: Include langhooks.h.
10452 (copy_decl_for_inlining): Update to use langhook.
10453 * langhooks-def.h (lhd_do_nothing_t,
10454 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
10455 (LANG_HOOKS_INITIALIZER): Update.
10456 * langhooks.c (lhd_do_nothing_t): New.
10457 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
10458 * tree.h (copy_lang_decl): Remove.
10460 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10462 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
10464 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
10465 POST_DEC, and POST_MODIFY.
10467 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10469 * c-typeck.c (digest_init): Remove unused parameter; all
10472 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
10474 * expmed.c (expand_shift): Correctly test for low part of a
10477 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
10479 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
10480 insn UIDs with insn addresses.
10482 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10484 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
10485 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
10486 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
10487 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
10488 gcc.c, toplev.c: Delete code implementing -traditional mode.
10490 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
10491 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
10492 Document removal of -traditional mode for compilation, and
10493 remove documentation only relevant to that mode.
10495 * config/nextstep.h, config/ptx4.h, config/svr4.h,
10496 config/convex/convex.h, config/d30v/d30v.h,
10497 config/i386/dgux.h, config/i386/osf1elf.h,
10498 config/i386/osfelf.h, config/i386/osfrose.h,
10499 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
10500 config/m68k/hp310.h, config/m88k/dgux.h,
10501 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
10502 config/m88k/m88k.h, config/m88k/openbsd.h,
10503 config/mips/abi64.h, config/mips/osfrose.h,
10504 config/mips/svr4-5.h, config/mips/svr4-t.h,
10505 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
10506 config/stormy16/stormy16.h: Remove all references to
10507 -traditional from target specs. Delete all mention of the
10508 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
10509 delete a couple of commented-out definitions of
10510 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
10513 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
10514 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
10516 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10518 * mklibgcc.in: Don't use \n in a line subject to
10519 interpretation by echo.
10521 2002-02-27 Graham Stott <grahams@redhat.com>
10523 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
10526 * loop.c (prescan_loop): Handle PARALLEL.
10528 * unroll.c (loop_iterations): Return 0 if the add_val for
10531 * final.c (output_operand_lossage): Constify PFX_STR.
10533 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
10535 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
10537 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
10538 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
10540 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
10542 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
10544 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
10546 * cpplex.c (_cpp_lex_token): Handle directives in macro
10548 * cpplib.c (_cpp_handle_directive): Save and restore state
10549 if parsing macro args when entering a directive.
10550 * cppmacro.c (collect_args): No need to handle directives
10551 in macro arguments.
10552 (enter_macro_context, replace_args): Use the original macro
10553 definition in case it was redefined whilst collecting arguments.
10555 * cpp.texi: Update.
10557 2002-02-26 David Edelsohn <edelsohn@gnu.org>
10559 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
10560 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
10561 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
10563 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
10564 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
10565 (load_toc_v4_PIC_2): Same.
10567 2002-02-26 Alan Modra <amodra@bigpond.net.au>
10569 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
10571 2002-02-26 Richard Henderson <rth@redhat.com>
10573 * config/alpha/alpha.md (ashldi_se): Re-enable.
10575 2002-02-26 Richard Henderson <rth@redhat.com>
10577 * config/alpha/alpha.c (alpha_encode_section_info): Examine
10578 MODULE_LOCAL_P; improve commentary.
10580 2002-02-26 Zack Weinberg <zack@codesourcery.com>
10582 * doc/cpp.texi: Clarify documentation of relationship between
10583 #line and #include.
10585 2002-02-26 Kazu Hirata <kazu@hxi.com>
10587 * config/h8300/h8300-protos.h: Update the prototype for
10588 compute_logical_op_length. Add the prototype for
10589 compute_logical_op_cc.
10590 * config/h8300/h8300.c (compute_logical_op_length): Figure out
10591 code from operands.
10592 (compute_logical_op_cc): New.
10593 * config/h8300/h8300.md: Combine all the logical op patterns
10594 in HImode and SImode. Use compute_logical_op_cc.
10596 2002-02-26 Kelley Cook <kelleycook@comcast.net>
10598 * config/i386/i386.c (print_operand): Don't append ATT-style
10599 length suffixs to x87 opcodes when in Intel mode.
10601 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
10603 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
10604 (init_emit_once): Update calls.
10605 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
10606 (init_syntax_once): Prototype.
10608 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
10610 * pa-linux.h (LIB_SPEC): Update definition.
10611 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
10613 2002-02-26 Richard Henderson <rth@redhat.com>
10615 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
10616 if we emitted a stop bit.
10618 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10620 * configure.in (libgcc_visibility): Substitute.
10621 * configure: Rebuilt.
10622 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
10623 defined symbols .hidden.
10625 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10627 * attribs.c (c_common_attribute_table): Add visibility.
10628 (handle_visibility_attribute): New function.
10629 * varasm.c (assemble_visibility): New function.
10630 * output.h (assemble_visibility): Add prototype.
10631 * tree.h (MODULE_LOCAL_P): Define.
10632 * crtstuff.c (__dso_handle): Use visibility attribute.
10633 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
10634 for MODULE_LOCAL_P symbols too.
10635 * config/ia64/ia64.c (ia64_encode_section_info): Handle
10636 MODULE_LOCAL_P symbols the same way as local symbols.
10637 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
10638 into .sdata/.sbss by the user.
10639 * doc/extend.texi (Function Attributes): Document visibility
10642 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10645 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
10646 STRING_CST initializer spanning the whole variable without
10648 If expand_expr returned MEM, don't use it.
10650 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
10652 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
10653 generate a die for the lexical block.
10655 2002-02-26 Kazu Hirata <kazu@hxi.com>
10657 * config/h8300/h8300-protos.h: Add a prototype for
10658 compute_logical_op_length.
10659 * config/h8300/h8300.c (compute_logical_op_length): New.
10660 * config/h8300/h8300.md (anonymous logical patterns): Use
10661 compute_logical_op_length for length.
10663 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10665 * dwarf2out.c (modified_type_die): Do not call type_main_variant
10667 (gen_type_die): Same.
10669 * attribs.c (handle_vector_size_attribute): Set debug information.
10671 2002-02-26 Daniel Egger <degger@fhm.edu>
10673 * config/rs6000/rs6000.md: Swap define_insn attributes to
10674 fix incorrect generation of merge high instructions instead
10677 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10679 * c-typeck.c (really_start_incremental_init): Use
10680 bitsize_zero_node for vectors.
10682 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10684 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
10685 ("*set_vrsave_internal"): Same.
10687 2002-02-25 Richard Henderson <rth@redhat.com>
10689 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
10690 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
10692 2002-02-25 Jakub Jelinek <jakub@redhat.com>
10695 * config/i386/i386.c (ix86_return_pops_args): Only pop
10696 fake structure return argument if it was passed on the stack.
10698 2002-02-25 Jason Merrill <jason@redhat.com>
10700 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
10703 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
10705 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
10706 link with shared_name only.
10707 * doc/invoke.texi (Link Options): Document new behavior.
10709 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
10711 * c-typeck.c (push_init_level): Handle vectors.
10713 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
10715 * config/sparc/sparc.c (const64_high_operand): Zero-extend
10716 operands of SPARC_SETHI_P.
10717 (input_operand): Likewise.
10718 (sparc_emit_set_const32): Likewise.
10719 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
10720 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
10721 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
10722 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
10723 (movdi_insn_sp64_vis): Likewise.
10724 (movdi split, movdf split): Use SETHI32.
10725 * doc/md.texi: Document SPARC constraints L, M and N.
10727 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
10729 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
10730 ("*set_vrsave_internal"): use mfspr for Darwin.
10732 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
10733 gen_get_vrsave_internal.
10735 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10737 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
10739 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
10741 * cpplex.c (cpp_interpret_charconst): Get signedness or
10742 otherwise of wide character constants correct.
10743 * cppexp.c (lex): Get signedness of wide charconsts correct.
10745 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10747 * optabs.c (widen_operand): Only call convert_modes for
10748 promoted SUBREG if signedness matches.
10749 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
10751 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10753 * cpplib.c (glue_header_name): Use local buffer to build up
10756 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10758 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
10760 2002-02-23 Kazu Hirata <kazu@hxi.com>
10762 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
10763 H8/300[HS] separately.
10764 * config/h8300/h8300.md: Remove the early clobber constraint
10765 from bit field patterns.
10767 2002-02-23 Kazu Hirata <kazu@hxi.com>
10769 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
10771 (mulhisi3): Likewise.
10772 (umulqisi3): Likewise.
10773 (umulhisi3): Likewise.
10775 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10777 * cppinit.c (output_deps): Correct test for stdout output.
10778 (init_dependency_output): Cure warning.
10780 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10782 * expr.c (store_expr): When converting expression to promoted
10783 equivalent type, allow using SUBREG_REG of TARGET as the target
10784 of the expansion of EXP.
10785 * loop.c (basic_induction_var, case SUBREG): Always look inside.
10786 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
10787 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
10788 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
10789 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
10791 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
10793 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
10794 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
10795 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
10797 2002-02-23 Jakub Jelinek <jakub@redhat.com>
10799 PR optimization/5747
10800 * loop.c (scan_loop): Update reg info if move_movables created new
10803 2002-02-23 David Edelsohn <edelsohn@gnu.org>
10805 * gcc.c (init_gcc_spec): Revert last change.
10807 2002-02-23 David Edelsohn <edelsohn@gnu.org>
10809 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
10810 gpc_reg_operand constraint.
10812 2002-02-23 Alan Modra <amodra@bigpond.net.au>
10814 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
10815 Simplify comparison of `low'.
10816 (add_operand): Fix formatting.
10817 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
10818 (mask_operand): Disallow mask to wrap in 64-bit mode.
10819 (rs6000_stack_info): Remove redundant test setting push_p.
10820 (output_toc): Fix formatting.
10821 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
10822 cc_reg_not_cr0_operand constraint.
10823 (booldi3, boolcdi3 splitters): Same.
10825 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
10827 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
10829 2002-02-22 David Edelsohn <edelsohn@gnu.org>
10831 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
10832 gcc invoked with -shared-libgcc.
10834 2002-02-22 Jakub Jelinek <jakub@redhat.com>
10837 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
10838 decl if any of elements was TREE_USED.
10840 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
10842 * config/sparc/sol2.h: Don't include sys/mman.h.
10843 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
10844 (arith_4096_operand): Don't throw high bits away.
10845 (const64_operand): Take sign extension of CONST_INTs into account.
10846 (const64_high_operand, sparc_emit_set_const32): Likewise.
10847 (GEN_HIGHINT64): Likewise.
10848 (sparc_emit_set_const64_quick1): Likewise.
10849 (const64_is_2insns): Likewise.
10850 (print_operand): Use trunc_int_for_mode for sign extension.
10851 * config/sparc/sparc.h (SMALL_INT32): Likewise.
10852 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
10853 chars. Assume CONST_INT is already properly sign-extended.
10854 (movdi split): Sign-extend each SImode part.
10855 (andsi3 split): Don't mask high bits off, so that result
10856 remains properly sign-extend.
10857 (iorsi3 split): Likewise.
10858 (xorsi3 split): Likewise.
10860 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
10862 * fold-const.c (fold): Fix typo in comments.
10864 2002-02-21 Diego Novillo <dnovillo@redhat.com>
10866 * Makefile.in (langhooks.o): Update dependencies.
10868 2002-02-21 Diego Novillo <dnovillo@redhat.com>
10870 * langhooks.c: Include flags.h.
10872 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
10874 * testsuite/gcc.dg/attr-alwaysinline.c: New.
10876 * c-common.c (c_common_post_options): Set inline trees by
10879 * doc/extend.texi (Function Attributes): Document always_inline
10881 Update documentation about inlining when not optimizing.
10883 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
10885 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
10886 unless DECL_ALWAYS_INLINE.
10888 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
10889 unless DECL_ALWAYS_INLINE.
10890 (c_disregard_inline_limits): Disregard if always_inline set.
10892 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10893 Disregard if always_inline set.
10894 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
10895 unless DECL_ALWAYS_INLINE.
10897 * attribs.c (handle_always_inline_attribute): New.
10898 (c_common_attribute_table): Add always_inline.
10900 * config/rs6000/altivec.h: Add prototypes for builtins
10901 requiring the always_inline attribute.
10903 2002-02-21 Eric Christopher <echristo@redhat.com>
10905 * expmed.c (store_bit_field): Try to simplify the subreg
10906 before generating a new one when when the mode size of
10907 value is less than maxmode.
10909 2002-02-21 Richard Henderson <rth@redhat.com>
10911 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
10912 than gen_rtx_PLUS to form the sum.
10913 * explow.c (force_reg): Rearrange to not allocate new pseudo
10914 when force_operand returns a register.
10915 * expr.c (expand_assignment): Allow offset_rtx expansion to
10916 return a sum. Do not force addresses into registers.
10917 (expand_expr): Likewise.
10918 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
10919 to canonicalize arithmetic that didn't simpify.
10920 (simplify_plus_minus): New argument force; update
10921 all callers. Don't split CONST unless we can do something with it,
10922 and wouldn't lose the constness of the operands.
10924 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
10925 that we generated earlier.
10927 2002-02-21 Tom Tromey <tromey@redhat.com>
10929 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10930 (output_line_info): Use constant `1', with a long explanatory
10932 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
10934 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
10936 * jump.c (redirect_jump): If old label has no UID, don't try to
10939 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
10941 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
10942 If input is constant, do shifts at compile time.
10944 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
10946 * doc/extend.texi: Fix some more overfull hboxes.
10948 2002-02-21 Jakub Jelinek <jakub@redhat.com>
10950 PR optimization/4994
10951 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
10954 2002-02-21 Jakub Jelinek <jakub@redhat.com>
10957 * expr.h (expand_and): Add mode argument.
10958 * expmed.c (expand_and): Add mode argument.
10959 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
10960 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
10961 * except.c (expand_builtin_extract_return_addr): Likewise.
10962 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
10963 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
10964 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
10965 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
10966 * config/c4x/c4x.md: Use GEN_INT (x) instead of
10967 gen_rtx (CONST_INT, VOIDmode, x).
10969 2002-02-21 Jakub Jelinek <jakub@redhat.com>
10972 * stmt.c (warn_if_unused_value): Move side effects test once more.
10974 2002-02-20 Torbjorn Granlund <tege@swox.com>
10976 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
10977 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
10979 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
10981 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
10982 SUBREG or ZERO_EXTEND.
10984 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
10986 * sh.h (current_function_anonymous_args): Remove.
10987 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
10988 of current_function_varargs and current_function_stdarg is set.
10989 * sh.c (sh_expand_prologue): Check current_function_varargs /
10990 current_function_stdarg / TARGET_SH5 instead of
10991 current_function_anonymous_args.
10993 * sh64.h (TARGET_VERSION): Define.
10995 2002-02-20 David Edelsohn <edelsohn@gnu.org>
10997 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
10998 VRSAVE_REGNO on TARGET_ALTIVEC.
11000 2002-02-20 Alan Modra <amodra@bigpond.net.au>
11002 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
11003 bits of SImode const_int.
11004 (includes_rshift_p): Likewise.
11005 (print_operand): Call mask_operand and mask64_operand with correct
11007 (rs6000_output_function_epilogue): Pad traceback table to word.
11008 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
11009 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
11010 mask64_operand with correct mode.
11011 (FUNCTION_ARG_REGNO_P): Correct parentheses.
11013 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11016 * varasm.c (get_pool_constant_mark): New.
11017 * rtl.h (get_pool_constant_mark): Add prototype.
11018 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
11019 be represented if it has not been output.
11021 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11023 * combine.c (do_SUBST): Sanity check substitutions of
11024 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
11025 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
11026 CONST_INT into its operand.
11027 (known_cond): Likewise, for ZERO_EXTEND.
11028 * simplify-rtx.c (simplify_unary_operation): Fix condition to
11029 allow for simplification of wide modes. Reject CONST_INTs in
11030 ZERO_EXTEND when their actual mode is not given.
11032 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11034 * c-decl.c (pushdecl): If no global declaration is found for an
11035 extern declaration in block scope, try a limbo one.
11037 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11040 * c-common.c (pointer_int_sum): Moved from...
11041 * c-typeck.c (pointer_int_sum): ...here.
11042 * c-common.h (pointer_int_sum): Add prototype.
11044 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11047 * c-decl.c (duplicate_decls): Return 0 if issued error about
11050 2002-02-20 Roger Sayle <roger@eyesopen.com>
11051 Jakub Jelinek <jakub@redhat.com>
11054 * tree.c (host_integerp): Ensure that the constant integer is
11055 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
11056 when pos is zero or non-zero respectively. Clarify comment.
11057 * c-format.c (check_format_info_recurse): Fix host_integerp
11058 usage; the pos argument should be zero when assigning to a
11059 signed HOST_WIDE_INT.
11061 2002-02-20 Richard Henderson <rth@redhat.com>
11063 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
11064 of the operand, rather than assuming TImode.
11065 (ix86_expand_binop_builtin): Cope with commutative patterns
11066 using nonimmediate_operand for both operands.
11067 (ix86_expand_timode_binop_builtin): Likewise.
11068 (ix86_expand_store_builtin): Validate operand 1.
11069 (ix86_expand_unop1_builtin): Likewise.
11071 2002-02-20 Philip Blundell <philb@gnu.org>
11074 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
11076 2002-02-20 Richard Henderson <rth@redhat.com>
11079 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
11081 2002-02-20 Tom Tromey <tromey@redhat.com>
11083 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11084 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11085 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11086 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11087 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
11090 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
11092 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
11093 for (const_int 0) in X not just INTVAL.
11095 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
11097 * doc/extend.texi: Avoid or reduce overfull hboxes.
11099 2002-02-20 Diego Novillo <dnovillo@redhat.com>
11101 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
11102 operations if the field does not start at a mode boundary.
11104 2001-02-20 Joel Sherrill <joel@OARcorp.com>
11106 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
11107 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
11108 Also done for -Acpu and -Amachine.
11110 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
11112 * cppinit.c (init_dependency_output): Take deps output file
11113 from -o if none given with -MF. Suppress normal output.
11114 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
11115 * doc/cpp.texi, doc/invoke.texi: Update.
11117 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11119 * toplev.c (output_quoted_string): Write unprintable
11120 characters with octal escapes.
11122 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11124 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
11125 really_call_used[VRSAVE_REGNO] if not Altivec.
11127 2002-02-19 Alan Modra <amodra@bigpond.net.au>
11129 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
11131 (constant_pool_expr_1): Fix formatting.
11132 (rs6000_legitimize_reload_address): Likewise.
11134 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11136 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
11137 now that we have one.
11139 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11141 * tree.h (struct tree_common): Remove aux. Add unused_0 at
11142 end of first block of bitfields (which was only seven bits);
11143 rename dummy to unused_1; remove comment which is no longer true.
11145 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11147 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
11149 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11152 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
11156 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
11157 arm_is_longcall_p rather than inspecting call-type cookie
11159 (call_value_insn) [TARGET_THUMB]: Likewise.
11161 2002-02-19 Graham Stott <grahams@redhat.com>
11163 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
11165 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11167 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
11168 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
11169 (FP_SAVE_INLINE): Delete.
11171 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
11172 * config/rs6000/eabi.asm: Remove ABI save restore routines.
11173 * config/rs6000/t-ppccomm: Build crtsavres.o.
11174 * config/rs6000/crtsavres.asm: New file.
11176 2002-02-19 Philip Blundell <philb@gnu.org>
11178 * config/arm/arm.c (use_return_insn): Don't reject interrupt
11180 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
11181 (output_return_instruction): Allow interrupt functions to return with
11182 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
11183 (arm_expand_prologue): Subtract 4 before stacking LR in an
11184 interrupt function.
11186 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11188 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
11189 decl, not just FUNCTION_DECL.
11190 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
11191 (arm_assemble_integer): Likewise.
11192 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
11195 2002-02-19 matthew green <mrg@eterna.com.au>
11197 * config.gcc (sparc-*-netbsdelf*): Enable target.
11198 (sparc64-*-netbsd*): New target.
11199 * config/sparc/netbsd-elf.h: New file.
11200 * config/sparc/t-netbsd64: New file.
11202 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11204 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
11206 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
11208 * doc/invoke.texi: explicitly list the style guidelines that
11209 -Weffc++ checks for.
11211 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
11213 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
11215 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
11218 * gcc.c (cpp_unique_options): Treat -o as indicating object file
11219 only if not -E. If -E, pass -o through to the preprocessor.
11221 2002-02-19 Kazu Hirata <kazu@hxi.com>
11223 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
11224 register number with an appropriate macro.
11226 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11228 * doc/rtl.texi (Constants): Close @code tag.
11230 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
11232 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
11233 ("mmx_uavgv4hi3"): Same.
11234 ("pmulhrwv4hi3"): Same.
11236 * tree-inline.c (walk_tree): Handle vectors.
11238 * c-common.c (constant_expression_warning): Handle vectors.
11239 (overflow_warning): Same.
11241 * sched-deps.c (sched_analyze_2): Handle vectors.
11243 * rtlanal.c (rtx_unstable_p): Handle vectors.
11244 (rtx_varies_p): Same.
11245 (count_occurrences): Same.
11246 (regs_set_between_p): Same.
11247 (modified_between_p): Same.
11248 (modified_in_p): Same.
11249 (volatile_insn_p): Same.
11250 (volatile_refs_p): Same.
11251 (side_effects_p): Same.
11252 (may_trap_p): Same.
11253 (inequality_comparisons_p): Same.
11254 (replace_regs): Same.
11255 (computed_jump_p_1): Same.
11257 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
11259 (inner_mode_array): New.
11260 (copy_rtx): Handle vectors.
11261 (copy_most_rtx): Same.
11262 (rtx_equal_p): Same.
11263 (get_mode_alignment): Adjust for vectors.
11265 * resource.c (mark_referenced_resources): Handle vectors.
11266 (mark_set_resources): Same.
11268 * reload1.c (eliminate_regs): Handle vectors.
11269 (elimination_effects): Same.
11270 (scan_paradoxical_subregs): Same.
11272 * reload.c (subst_reg_equivs): Handle vectors.
11274 * regrename.c (scan_rtx): Handle vectors.
11276 * regclass.c (reg_scan_mark_refs): Handle vectors.
11278 * recog.c (find_single_use_1): Handle vectors.
11280 * local-alloc.c (equiv_init_varies_p): Handle vectors.
11281 (contains_replace_regs): Same.
11282 (memref_referenced_p): Same.
11284 * integrate.c (copy_rtx_and_substitute): Handle vectors.
11285 (subst_constants): Same.
11287 * genattrtab.c (attr_copy_rtx): Handle vectors.
11288 (encode_units_mask): Same.
11289 (clear_struct_flag): Same.
11290 (count_sub_rtxs): Same.
11292 * gcse.c (want_to_gcse_p): Handle vectors.
11293 (oprs_unchanged_p): Same.
11294 (hash_expr_1): Same.
11295 (oprs_not_set_p): Same.
11296 (expr_killed_p): Same.
11297 (compute_transp): Same.
11298 (store_ops_ok): Same.
11300 * function.c (purge_addressof_1): Do not allow paradoxical subregs
11302 (fixup_var_refs_1): Same.
11303 (instantiate_virtual_regs_1): Same.
11305 * fold-const.c (operand_equal_p): Handle vectors.
11307 (rtl_expr_nonnegative_p): Same.
11309 * flow.c (mark_used_regs): Handle vectors.
11311 * df.c (df_uses_record): Handle vectors.
11313 * cselib.c (cselib_subst_to_values): Handle vectors.
11314 (cselib_mem_conflict_p): Same.
11317 * cse.c (canon_reg): Handle vectors.
11319 (cse_process_notes): Same.
11320 (count_reg_usage): Same.
11321 (canon_hash): Same.
11323 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
11325 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
11327 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
11328 (gen_rtx): Handle CONST_VECTOR.
11329 (gen_const_vector_0): New.
11330 (copy_rtx_if_shared): CONST_VECTORs can be shared.
11331 (reset_used_flags): Same.
11332 (copy_insn_1): Same.
11333 (initializer_constant_valid_p): Handle VECTOR_CST.
11335 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
11337 * doc/rtl.texi (Constants): Document const_vector.
11338 (CONST0_RTX): Update for vectors.
11339 (RTL sharing): Same.
11341 * print-tree.c (print_node): Add case for VECTOR_CST.
11343 * tree.h (TREE_VECTOR_CST_ELTS): New.
11344 (struct tree_vector): New.
11345 (union tree_node): Add vector node.
11346 (build_vector): Add prototype.
11348 * tree.def (VECTOR_CST): New.
11350 * tree.c (build_vector): New.
11352 * expmed.c (make_tree): Handle CONST_VECTOR.
11354 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
11355 (CONST_VECTOR_ELT): New.
11356 (CONST_VECTOR_NUNITS): New.
11358 * machmode.h (GET_MODE_INNER): New.
11359 (DEF_MACHMODE): Accept 8th arg.
11361 * machmode.def: Add 8th argument for vector inner mode.
11362 Add inner vector modes for vectors.
11364 * rtl.def (VEC_CONST): Remove.
11365 (CONST_VECTOR): New.
11367 * expr.c (clear_storage): Allow vectors.
11368 (is_zeros_p): Handle VECTOR_CST.
11370 * varasm.c (output_constant_pool): Handle vectors.
11371 (rtx_const): Add veclo and vechi fields.
11372 (kind): Add RTX_VECTOR.
11373 (decode_rtx_const): Add case for vector.
11375 * config/rs6000/rs6000-protos.h: Add zero_constant.
11377 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
11378 constants. Force easy vector constants into memory.
11379 (easy_vector_constant): New.
11380 (emit_easy_vector_constant): New.
11381 (rs6000_legitimize_reload_address): Do not generate bad reloads on
11384 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
11386 ("altivec_lvxl"): Same.
11387 (altivec_lvebx): Same.
11388 (altivec_lvehx): Same.
11389 (altivec_lvewx): Same.
11390 ("*movv4si_const0"): New.
11391 ("*movv4sf_const0"): New.
11392 ("*movv8hi_const0"): New.
11393 ("*movv16qi_const0"): New.
11395 2002-02-18 Kazu Hirata <kazu@hxi.com>
11397 * config/h8300/h8300.c (notice_update_cc): Use
11400 2002-02-18 Kazu Hirata <kazu@hxi.com>
11402 * config/h8300/h8300.md (divmod patterns): Change the
11403 constraints for operands[1] to register_operand.
11405 2002-02-18 Kazu Hirata <kazu@hxi.com>
11407 * config/h8300/h8300-protos.h: Remove the prototype for
11409 * config/h8300/h8300.c (p_operand): Remove.
11410 * config/h8300/h8300.md: Replace p_operand with
11413 2002-02-18 Philip Blundell <pb@nexus.co.uk>
11415 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
11417 (output_return_instruction): Allow use of LDR to unstack
11418 return addresss even for interrupt handlers or when
11419 interworking. If compiling for ARMv5, use interworking-safe
11420 return instructions by default. Remove duplicated code and
11421 lengthy "strcat" sequences.
11423 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11425 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
11426 (LINK_EH_SPEC): Define.
11427 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
11429 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11431 * config/s390/s390.c (s390_emit_prologue): Do not set the
11432 frame_related flag for call-clobbered registers.
11434 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
11436 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
11437 (construct_container): Fix handling of SSE operands.
11438 (ix86_expand_builtin): Fix handling of 64bit pointers.
11439 (mmx_maskmovq_rex): New pattern.
11441 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
11443 * regrename.c (kill_set_value): Handle subregs properly.
11445 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
11447 * objc/objc-act.c (handle_impent): Remove leading '*'
11448 from objc_class_name.
11450 2002-02-17 Richard Henderson <rth@redhat.com>
11452 * config/alpha/alpha.c (some_small_symbolic_operand,
11453 some_small_symbolic_operand_1, split_small_symbolic_operand,
11454 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
11455 Handle small SYMBOL_REFs anywhere, not just inside memories.
11456 * config/alpha/alpha-protos.h: Update.
11457 * config/alpha/alpha.h (PREDICATE_CODES): Update.
11458 * config/alpha/alpha.md (small symbolic operand splitter): Update.
11460 2002-02-17 Roland McGrath <roland@frob.com>
11462 * config.gcc (powerpc-*-gnu-gnualtivec*,
11463 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
11464 * config/rs6000/gnu.h: New file.
11465 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
11466 Grok "gnu" in rs6000_abi_name.
11467 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
11468 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
11469 Grok -mcall-gnu analogous to -mcall-linux et al.
11470 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
11471 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
11472 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
11474 2002-02-17 Jakub Jelinek <jakub@redhat.com>
11477 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
11480 2002-02-17 Philipp Thomas <pthomas@suse.de>
11482 * config/cris/cris.h: Undefine STARTFILE_SPEC and
11483 ENDFILE_SPEC before (re)defining them.
11485 2002-02-17 Kazu Hirata <kazu@hxi.com>
11487 * config/h8300/h8300.c: Fix formatting.
11488 * config/h8300/h8300.h: Likewise.
11490 2002-02-17 Philipp Thomas <pthomas@suse.de>
11492 * doc/tm.texi: Explain why empty strings should not be
11493 marked for translation.
11495 2002-02-17 Philipp Thomas <pthomas@suse.de>
11497 * final.c (output_operand_lossage): Changed to accept
11498 printf style arguments. Change calls where necessary.
11499 * output.h (output_operand_lossage): Change declaration
11500 accordingly. Update copyright.
11501 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
11502 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
11503 Update copyright date where necessary.
11505 * config/i386/i386.c (print_operand): Likewise. Remove use of
11508 * config/cris/cris.c (cris_operand_lossage): Likewise.
11509 Rename parameter so that exgettext recognizes it as
11510 translatable message.
11511 (LOSE_AND_RETURN): Rename parameter to msgid.
11513 2002-02-17 Kazu Hirata <kazu@hxi.com>
11515 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
11516 hard coded register number with an appropriate macro.
11517 (HARD_REGNO_MODE_OK): Likewise.
11518 (ARG_POINTER_REGNUM): Likewise.
11519 (STATIC_CHAIN_REGNUM): Likewise.
11520 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
11521 * config/h8300/h8300.md (define_constants): Define more
11524 2002-02-17 Philipp Thomas <pthomas@suse.de>
11526 * config/i386/i386.h: Don't mark empty strings for translation.
11528 2002-02-16 H.J. Lu <hjl@gnu.org>
11530 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
11532 2002-02-16 Zack Weinberg <zack@codesourcery.com>
11534 * cppinit.c (merge_include_chains): Check for brack being
11535 NULL before attempting to merge it with qtail.
11537 2002-02-16 Andrew Cagney <ac131313@redhat.com>
11539 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
11542 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11544 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
11546 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11548 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
11549 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
11550 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
11552 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11554 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
11555 now only if !TARGET_FIX.
11556 (*movsi_nt_vms_fix): New pattern.
11558 2002-02-16 Douglas B Rupp <rupp@gnat.com>
11560 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
11561 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
11562 (alpha_sa_mask, alpha_sa_size): Reflect above change.
11563 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
11564 (alpha_start_function, alpha_expand_epilogue): Likewise.
11565 (unicosmk_gen_dsib): Likewise.
11567 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11569 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
11571 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
11573 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
11574 check_and_change_labels, s390_final_chunkify): Delete.
11575 (s390_split_branches, s390_chunkify_pool): New functions.
11576 (s390_function_prologue): Call them.
11578 * config/s390/s390.h (S390_REL_MAX): Delete.
11579 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
11581 * config/s390/s390.md (cjump, icjump, jump): Fix length
11582 attribute calculation.
11585 2002-02-15 David Edelsohn <edelsohn@gnu.org>
11587 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
11588 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
11590 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11592 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
11593 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
11594 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
11596 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
11598 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
11600 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
11602 * reload.c (find_dummy_reload): Check that an output register
11603 is valid for its mode.
11605 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
11607 * combine.c (known_cond): After replacing the REG of a SUBREG, try
11610 * function.c (assign_parms): Demote promoted argument passed by
11611 transparent reference.
11613 2001-02-14 Joel Sherrill <joel@OARcorp.com>
11615 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
11616 -Acpu() and -Amachine() to eliminate warnings.
11618 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11620 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
11622 2002-02-14 Kazu Hirata <kazu@hxi.com>
11624 * config/h8300/h8300-protos.h: Update the prototype for
11626 * config/h8300/h8300.c (const_costs): Treat SET as a little
11627 more expensive operation.
11628 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
11629 reference to const_costs.
11631 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
11633 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
11635 2002-02-14 Jakub Jelinek <jakub@redhat.com>
11638 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
11639 use arguments from newtype.
11641 2002-02-13 Eric Christopher <echristo@redhat.com>
11643 * config/mips/mips.c (override_options): Add check for march/mipsX
11644 on the same command line. Fix error message in cpu processing.
11645 Remove architecture and ISA checks.
11647 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
11649 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
11651 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
11653 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
11655 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
11657 ("*movv8hi_internal1"): Same.
11658 ("*movv16qi_internal1"): Same.
11659 ("*movv4sf_internal1"): Same.
11661 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
11662 not push_reload for altivec modes.
11664 2002-02-13 Joel Sherrill <joel@OARcorp.com>
11666 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
11667 all RTEMS targets including removal of #includes from config/*/rtems*.h
11668 file and adding them to tm_file setting. Added xm_defines=POSIX to
11670 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
11671 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
11672 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
11673 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
11674 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
11675 config/m68k/rtemself.h: Ditto.
11676 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
11677 config/mips/rtems64.h: Ditto.
11678 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
11679 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
11681 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
11682 config/sparc/rtemself.h: Ditto.
11683 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
11684 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
11685 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
11687 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
11688 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
11689 target made more similar to i386-elf.
11690 * config/i386/t-rtems-i386: Added soft float support and multilibs.
11691 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
11692 be similar to config/m68k/t-m68kelf.
11693 * gthr-rtems.h: Encapsulate with extern "C" for C++.
11695 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
11697 * regmove.c (kill_value): Handle subregs.
11699 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
11701 * i386.md (mul patterns): Allow memory operand to be first;
11702 add expanders where needed; fix constraints.
11703 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
11704 Allow memory operand to be the first.
11706 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
11709 2002-02-13 Jakub Jelinek <jakub@redhat.com>
11712 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
11715 2002-02-13 Jakub Jelinek <jakub@redhat.com>
11717 PR optimization/5547:
11718 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
11719 all valid IA-32 address modes involving non-scaled %ebx and
11720 GOT/GOTOFF as displacement.
11722 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
11724 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
11725 after emitting ltorg insns.
11727 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
11728 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
11729 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
11730 *abssf2): Fix "op_type" attribute.
11732 2002-02-13 Douglas B Rupp <rupp@gnat.com>
11734 * mkconfig.sh: Avoid using a subshell redirect.
11735 ($output.T): Change to $(output)T.
11736 (ENABLE_NLS): Remove unneeded undef.
11738 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
11739 * config/alpha/x-vms (libsubdir): Define.
11741 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
11742 register frame procedures. Optimize retrieving context.
11744 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
11745 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
11746 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
11748 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11750 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
11751 Make same change as for find_base_value.
11753 2002-02-13 Kazu Hirata <kazu@hxi.com>
11755 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
11756 of QImode and SImode.
11758 2002-02-13 Kazu Hirata <kazu@hxi.com>
11760 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
11761 length computation of movsi.
11762 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
11764 2002-02-13 Kazu Hirata <kazu@hxi.com>
11766 * config/h8300/h8300.md (subqi3): Tighten the predicate for
11767 operands[2] to register_operand.
11769 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
11771 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
11773 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
11775 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
11776 for altivec_lvx* and altivec_stvx*.
11777 ("*movv4si_internal"): Add constraint for loading from GPRs.
11778 ("*movv8hi_internal1"): Same.
11779 ("*movv16qi_internal1"): Same.
11780 ("*movv4sf_internal1"): Same.
11782 * config/rs6000/rs6000.c (altivec_register_operand): New.
11784 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
11785 altivec_register_operand.
11787 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
11789 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
11792 2002-02-13 Stan Shebs <shebs@apple.com>
11794 * c-typeck.c (digest_init): Handle vectors.
11795 (really_start_incremental_init): Same.
11796 (pop_init_level): Same.
11797 (process_init_element): Same.
11799 * varasm.c (output_constant): Same.
11801 * expr.c (clear_storage): Same.
11802 (store_constructor): Same.
11804 2002-02-12 Eric Christopher <echristo@redhat.com>
11806 * explow.c (hard_function_value): Add comment explaining
11807 signed/unsigned comparison.
11809 2002-02-12 Jakub Jelinek <jakub@redhat.com>
11811 * jump.c (never_reached_warning): Add finish argument.
11812 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
11813 real insn after end.
11814 * rtl.h (never_reached_warning): Adjust prototype.
11815 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
11816 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
11817 never_reached_warning.
11819 2002-02-12 Graham Stott <grahams@redhat.com>
11821 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
11823 2002-02-12 Kazu Hirata <kazu@hxi.com>
11825 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
11826 logical shifts on H8/300.
11827 (shift_alg_si): Improve several shifts on H8/300.
11828 (get_shift_alg): Likewise.
11830 2002-02-12 Graham Stott <grahams@redhat.com>
11832 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
11834 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11836 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
11837 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
11839 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
11841 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
11842 non-CONST_INT through default_assemble_integer.
11843 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
11844 <case 8>: Abort for CONST_DOUBLE.
11846 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11848 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
11850 * config/pa/pa-linux.h (LIB_SPEC): Delete.
11851 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
11853 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
11855 * config/stormy16/stormy16.md (zero_extendqihi2): New.
11857 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
11859 * regrename.c (regrename_optimize): Don't accept a
11860 part-clobbered register if the replaced register is not part
11863 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
11864 take padding into account when computing the argument value.
11866 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
11868 * combine.c (try_combine): Apply substitutions in
11869 CALL_INSN_FUNCTION_USAGE too.
11871 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
11873 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
11874 __builtin_altivec_abs*.
11877 * config/rs6000/rs6000.h (rs6000_builtins): Add
11878 ALTIVEC_BUILTIN_ABS*.
11880 * config/rs6000/altivec.h: Use const char for builtins expecting
11882 (vec_abs): New versions for C and C++.
11885 2002-02-10 Kazu Hirata <kazu@hxi.com>
11887 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
11890 2002-02-10 Kazu Hirata <kazu@hxi.com>
11892 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
11893 constant definition from h8300.md.
11894 (FRAME_POINTER_REGNUM): Likewise.
11895 * config/h8300/h8300.md (define_constants): Add FP_REG.
11897 2002-02-10 Kazu Hirata <kazu@hxi.com>
11899 * config/h8300/h8300.c (print_operand): Remove redundant code.
11901 2002-02-10 Kazu Hirata <kazu@hxi.com>
11903 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
11904 * config/h8300/h8300.c (byte_reg): Make it static.
11906 2002-02-10 Richard Henderson <rth@redhat.com>
11909 * c-typeck.c (incomplete_type_error): Handle flexible array members.
11911 2002-02-10 Richard Henderson <rth@redhat.com>
11914 * tree.c (append_random_chars): Don't abort if main_input_filename
11917 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
11919 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
11921 2002-02-10 Kazu Hirata <kazu@hxi.com>
11923 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
11924 (pushhi1): Likewise.
11926 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
11928 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
11929 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
11931 2002-02-09 David O'Brien <obrien@FreeBSD.org>
11933 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
11935 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
11937 2002-02-09 Kazu Hirata <kazu@hxi.com>
11939 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
11940 a half of an SImode register on H8/300.
11942 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
11944 * i386.md (movdi_2): Add missing '!'.
11946 2002-02-09 Kazu Hirata <kazu@hxi.com>
11948 * config/h8300/h8300.h: Fix formatting. Remove commented-out
11951 2002-02-09 Kazu Hirata <kazu@hxi.com>
11953 * config/h8300/h8300.md (length): Correct the distance valid
11954 for the short branch.
11956 2002-02-09 Kazu Hirata <kazu@hxi.com>
11958 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
11960 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
11962 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
11963 registers in SImode.
11964 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
11967 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
11970 Contribute sh64-elf.
11971 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
11972 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
11973 (sh_cannot_modify_jumps_p): New function.
11974 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
11975 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
11976 (sh_ms_bitfield_layout_p): New function.
11977 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
11978 Zack Weinberg <zack@codesourcery.com>
11979 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
11980 expand_simple_binop instead of expand_binop.
11981 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
11982 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
11983 use of .quad and .uaquad.
11984 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
11985 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
11986 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
11987 * config/sh/sh.md (movdi_const, movdi_const_32bit,
11988 movdi_const_16bit): Make sure all CONSTs have modes.
11989 (sym2PIC): Ditto, but by adjusting all callers.
11990 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
11991 if the prologue calls the SHmedia argument decoder or register
11993 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
11994 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
11995 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
11996 (sh_expand_epilogue): Don't emit USE of return target register.
11997 (prepare_move_operands): Legitimize DImode PIC addresses.
11998 (sh_media_register_for_return): Skip tr0, used to initialize the
12000 (sh_expand_prologue): Remove explicit USE of return register.
12001 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
12002 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
12003 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
12004 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
12005 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
12006 EXTRA_CONSTRAINT_T.
12007 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
12008 (MOVI_SHORI_BASE_OPERAND_P): New.
12009 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
12010 (EXTRA_CONSTRAINT_T): Define in terms of them.
12011 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
12012 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
12013 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
12014 alternatives supporting TARGET_REGS.
12015 (UNSPEC_GOTPLT): New constant.
12016 (movdi split): Move incrementing of LABEL_NUSES...
12017 (movdi_const, movdi_const_32bit): Here. Use
12018 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
12019 (movdi_const_16bit): New.
12020 (call, call_value) [flag_pic]: Use GOTPLT.
12021 (call_pop, call_value_pop): New expands.
12022 (call_pop_compact, call_pop_rettramp): New insns.
12023 (call_value_pop_compact, call_value_pop_rettramp): New insns.
12024 (sibcall) [flag_pic]: Use GOT.
12025 (builtint_setjmp_receiver): Remove bogus, unused expand.
12026 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
12027 (*pt, *ptb, ptrel): New insns.
12028 (sym2GOT): Handle DImode GOT.
12029 (sym2GOTPLT, symGOTPLT2reg): New expands.
12030 (sym2PIC): New expand.
12031 (shcompact_return_tramp): Use GOTPLT to return trampoline.
12032 (shcompact_return_tramp_i): Use return register explicitly.
12033 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
12034 disable flag_reorder_blocks.
12035 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12036 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
12037 clobbers, for clarity.
12038 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
12039 restoring of r0 in macl as MAYBE_DEAD.
12040 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
12041 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
12042 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
12043 alter_subreg all over.
12044 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
12045 reload, instead of emitting instructions that would require
12047 (casesi_load_media): Add missing modes.
12048 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
12049 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
12050 as used if the argument decoder is called.
12051 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12052 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
12053 Pmode, then extend it to DImode if necessary.
12054 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12055 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
12056 constants in FPU-enabled SHmedia, let them be loaded from memory.
12057 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12058 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
12059 Adjust whitespace in assembly output templates.
12060 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12061 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
12062 mode of if_then_else.
12063 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
12064 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
12066 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
12067 Joern Rennecke <amylaar@redhat.com>
12068 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
12069 (SUBTARGET_CPP_PTR_SPEC): New.
12070 (SUBTARGET_CPP_SPEC): Remove.
12071 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12072 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12073 Fix typo in previous checkin.
12074 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
12075 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
12076 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
12077 Alexandre Oliva <aoliva@redhat.com>
12078 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
12079 what single FP register can hold for SHmedia target.
12080 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12081 Alexandre Oliva <aoliva@redhat.com>
12082 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12083 Do not split into SUBREG.
12084 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
12085 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
12086 and added new functions as specified in SH5 ABI r9.
12087 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
12088 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
12090 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
12091 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
12092 gen_consttable_4 and gen_consttable_8. Emit multiple labels
12093 and consttable_window_ends.
12094 2001-06-03 Graham Stott <grahams@redhat,com>
12095 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
12096 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
12097 * config/sh/sh.c (print_operand): Handle floating-point pair,
12098 vector and matrix registers.
12099 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
12100 vector modes into account.
12101 * config/sh/sh.md (movv2sf): Split move between registers into
12103 (movv4sf, movv16sf): Introduce insns that get split only after
12105 * config/sh/shmedia.h: Fix Copyright dates.
12106 * config/sh/ushmedia.h: Likewise. Move loop counter
12107 declarations into conditionals that uses them.
12108 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
12110 * config/sh/sshmedia.h: Fix Copyright dates.
12111 (sh_media_PUTCFG): Fix constraints.
12112 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
12113 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
12114 ptrmemfunc_vbit_in_delta for SH5.
12115 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
12116 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
12117 * invoke.texi: Likewise.
12118 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
12119 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
12120 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
12121 GCC_pop_shmedia_regs_nofpu): New global symbols.
12122 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
12123 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
12124 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
12125 compact function with nonlocal labels.
12126 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
12127 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
12128 (initial_elimination_offset): Account for their stack space.
12129 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
12130 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
12131 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
12132 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
12133 least one of the operands to be a register.
12134 (movv2sf): Likewise. Renamed to movv2sf_i.
12135 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
12136 prepare_move_operands() before emitting SHmedia insns.
12137 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
12138 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
12139 Don't save nor initialize r12. Don't mis-align the stack.
12140 Pad the code with a nop.
12141 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
12143 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
12144 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
12145 [__SHMEDIA__]: Implement.
12146 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
12147 * config/sh/sh.md: Set latency of `pt' closer to reality.
12148 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
12149 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
12150 Set move, load and store type attributes.
12151 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
12152 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
12154 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
12155 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
12156 * config/sh/sh.c (sh_media_register_for_return): New function.
12157 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
12158 branch-target register.
12159 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
12160 * config/sh/sh.md (return_media_i): Use any call-clobbered
12161 branch-target register.
12162 (return_media): If r18 wasn't copied in the prologue, copy it
12164 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
12165 Clear class FP0_REGS.
12166 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
12168 2001-03-08 DJ Delorie <dj@redhat.com>
12169 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
12170 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
12171 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
12172 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
12173 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
12174 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
12175 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
12176 return value correctly for call_cookie.
12177 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
12178 * config/sh/crt1.asm (start): Modified so as to call
12179 ___setup_argv_and_call_main.
12180 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
12181 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
12183 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
12184 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
12185 (STRIP_NAME_ENCODING): Use it.
12186 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
12187 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
12188 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
12189 prepare_scc_operands().
12190 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
12191 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
12192 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
12193 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
12194 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12195 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
12196 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
12197 used in shcompact_incoming_args.
12198 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
12200 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
12202 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
12203 Adjust accordingly.
12204 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12205 Simplify. Adjust. Add sanity check.
12206 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
12208 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
12210 (udivsi3, divsi3): Use them.
12211 (force_mode_for_call): New insn.
12212 (call, call_value, sibcall_value): Emit it before SHcompact
12214 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12215 * config/sh/sh.md (call, call_value, sibcall): Make sure the
12216 call cookie is non-NULL before taking its value.
12217 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
12218 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
12219 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12220 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
12222 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
12223 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
12224 temporary for stack adjusts. Use MACL and MACH to pass
12225 arguments to shcompact_incoming_args.
12226 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
12228 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
12229 (nested_trampoline): Load static chain address into r1.
12230 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
12231 2001-01-07 Alexandre Oliva <aoliva@redhat.com
12232 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
12233 fp_arith_reg_operand().
12234 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
12235 * config/sh/sh.md (casesi): Sign-extend the first two operands,
12236 and use signed compares for them.
12237 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
12238 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
12239 ones properly aligned.
12240 (find_barrier): Account for extra alignment needed for 8-byte wide
12242 (machine_dependent_reorg): Require a label for the second 4-byte
12243 constant after an 8-byte one.
12244 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
12246 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12247 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
12248 last_float when switching float modes.
12249 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
12250 auto-increment for general-purpose registers.
12251 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
12253 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
12255 * config/sh/sh.c (sh_builtin_saveregs): Support using all
12256 registers for varargs.
12257 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12258 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
12259 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
12260 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
12261 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
12262 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
12263 call_cookie accordingly.
12264 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
12265 (SHCOMPACT_BYREF): Likewise.
12266 (SHCOMPACT_FORCE_ON_STACK): New macro.
12267 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
12268 (sh_builtin_saveregs): Likewise.
12269 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12270 shcompact_incoming_args): Use new shift values. Support
12271 sequences of consecutive and non-consecutive pushes/pops.
12272 * config/sh/sh.md (return): Don't explicitly use PR_REG.
12273 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
12274 * config/sh/sh.h (TEXT_SECTION): Define.
12275 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
12276 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12277 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
12278 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
12279 return values on FPU-enabled SHmedia.
12280 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
12281 FPU-enabled SHmedia.
12282 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
12283 value is returned in a non-FP reg and is not returned by
12285 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
12287 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
12288 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
12289 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
12290 quad-aligned to be passed by callee-copy reference.
12291 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12292 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
12293 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
12294 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
12295 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
12296 copying low-numbered FP regs to r7 and r8.
12297 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
12298 FP regs to general-purpose regs only if the copy was passed on the
12300 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
12301 copying FP reg to r9.
12302 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
12303 copy FP regs to general-purpose regs only in outgoing calls.
12304 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
12305 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
12307 * config/sh/sh.h (struct sh_args): Document all fields.
12308 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
12309 passed partially on the stack should not consider making
12311 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
12312 stack_regs only for incoming calls. When passing FP args,
12313 make sure there are FP regs available before modifying
12315 (SHCOMPACT_BYREF): Pass double args in general-purpose
12316 registers by reference.
12317 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
12318 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
12319 attempt to generate sibcalls if the caller got any arguments
12321 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
12322 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
12323 to 8-byte boundaries.
12324 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
12325 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
12326 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
12327 stored in the stack.
12328 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
12329 for the offsets to have the ISA bit set.
12330 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
12331 invocation. Use beq instead of bgt to mark end of sequence of
12333 (shcompact_incoming_args): Fix store of r2. Use beq instead of
12334 bgt to mark end of sequence of stores.
12335 * config/sh/sh.c (arith_operand): Don't check whether
12336 CONST_OK_FOR_J for now.
12337 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
12338 instead of long for conversion.
12339 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
12340 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
12341 before passing it to fprintf.
12342 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
12343 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
12344 Call set_fpscr before reading/writing SR.
12345 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
12347 * config/sh/lib1funcs.asm: Add `.align 2' directives before
12349 (FMOVD_WORKS): Define on SH5 with FPU.
12350 (set_fpscr): Define on SH5. Remove separate _fpscr_values
12352 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
12354 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
12355 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
12357 (ia_main_table): Ditto.
12358 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
12359 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
12360 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
12361 the definitions from sh.h.
12362 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
12364 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
12365 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
12366 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12367 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
12368 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
12369 Increment LABEL_NUSES.
12371 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
12373 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
12375 * config/sh/elf.h (SIZE_TYPE): Likewise.
12376 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12377 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12378 shcompact_incoming_args): Load switch table addresses using
12380 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12381 (NO_BUILTIN_SIZE_TYPE): Define.
12382 (SIZE_TYPE): Don't define.
12383 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12384 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
12385 definition of __SH5__=32 for -m5-compact-nofpu.
12386 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
12388 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
12389 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
12390 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
12391 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
12392 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
12393 (INSN_LENGTH_ALIGNMENT): Likewise.
12394 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12395 * config/sh/sh.md (call, call_value, sibcall): Simplify
12396 copying of non-branch-target register.
12397 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12398 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
12399 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
12400 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12401 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
12402 floating-point values as structs.
12403 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
12404 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
12405 general-purpose register.
12406 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
12407 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12408 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
12409 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
12410 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
12411 (ENCODE_SECTION_INFO): Enclose variables and constants in
12413 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
12414 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
12415 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
12416 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
12417 only for LABEL_REFs. For SYMBOL_REFs, prepend
12418 SH_DATALABEL_ENCODING to the symbol name.
12419 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
12421 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12422 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
12424 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
12425 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
12426 (DATALABEL_REF_P): Don't require CONST.
12427 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
12429 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
12430 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
12432 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12433 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
12434 Use shallow_copy_rtx and PUT_MODE to change the mode of
12435 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
12436 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
12437 on SHmedia using GENERAL_REGs.
12438 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12439 bltu_media_i): Fix reversion of conditions.
12440 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12441 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
12442 * config/sh/sh.c (output_far_jump): Save r13 in macl.
12443 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
12444 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
12445 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
12446 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
12447 (GCC_nested_trampoline): Likewise.
12448 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
12449 * config/sh/sh.c (gen_datalabel_ref): Define.
12450 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
12451 (INITIALIZE_TRAMPOLINE): Likewise.
12452 (TRAMPOLINE_ADJUST_ADDRESS): Define.
12453 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
12454 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
12455 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
12456 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
12457 (ic_invalidate): Adjust for SH5.
12458 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
12459 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
12460 _nested_trampoline.
12461 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
12462 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
12463 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
12464 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12465 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
12466 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
12467 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12468 * config/sh/sh.c (target_reg_operand): Match only target-branch
12469 registers and pseudos that aren't virtual registers.
12470 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12471 Copy operands that don't match target_reg_operand to pseudos.
12472 (call_media, call_value_media, sibcall_media): Use
12473 target_reg_operand instead of target_operand.
12474 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
12475 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
12476 * config/sh/sh.c (target_reg_operand): Match hardware registers
12477 other than branch-target registers.
12478 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
12479 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
12480 (fpscr_values) [SH5 == 32]: Define.
12481 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
12482 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12483 Handle function addresses coming in SUBREGs.
12484 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
12485 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12486 shcompact_return_trampoline): Use datalabel where appropriate.
12487 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
12488 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
12489 general-purpose register to copy one branch-target register to
12491 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12492 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
12493 SYMBOL_REFs with VOIDmode.
12494 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12495 bltu_media_i): New insns.
12496 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12497 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
12498 (INIT_CUMULATIVE_ARGS): Likewise.
12499 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
12500 * machmode.def (V16SFmode): New mode.
12501 * c-common.c (type_for_mode): Support V2SF and V16SF.
12502 * tree.c (build_common_tree_nodes_2): Likewise.
12503 * tree.h (tree_index): Likewise.
12504 * calls.c (emit_call_1): Take args_so_far. Adjust all
12505 callers. Introduce CALL_POPS_ARGS.
12506 * tm.texi (CALL_POPS_ARGS): Document.
12507 * config/sh/crt1.asm: Implement in SHmedia mode.
12508 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
12509 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
12510 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
12511 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
12512 Implement divsi and udivsi in SHmedia mode. Introduce
12513 SHcompact trampolines.
12514 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
12516 (regno_reg_class): Rewrite.
12517 (fp_reg_names): Remove.
12518 (sh_register_names, sh_additional_register_names): New.
12519 (print_operand): Added `u'. Support SUBREGs in addresses.
12520 Add parentheses around shifted CONSTs.
12521 (output_file_start): Output .mode and .abi directives.
12522 (shiftcosts, addsubcosts, multcosts): Adjust.
12523 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
12524 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
12525 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
12526 bytes, not registers. Take into account the need for the
12527 SHcompact incoming args trampoline. Adjust all callers.
12528 (sh_expand_prologue): Take stack_regs into account. Call
12529 incoming args trampoline. Keep stack aligned as per SH5 ABI.
12530 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
12531 stack aligned as per SH5 ABI.
12532 (sh_builtin_saveregs): Support SH5 ABI.
12533 (sh_build_va_list, sh_va_start): Likewise.
12534 (initial_elimination_offset): Take alignment into account.
12535 Compute location of PR according to the SH5 stack frame.
12536 (arith_reg_operand): Reject branch-target registers.
12537 (shmedia_6bit_operand): New.
12538 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
12539 (target_reg_operand): Match DImode only. Accept SUBREGs.
12540 (target_operand): New.
12541 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
12542 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
12543 SIBCALL_REGS for SHmedia.
12544 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
12545 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
12546 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
12547 (TARGET_SWITCHES): New SH5 flags.
12548 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
12549 VALID_REGISTER_P to disable unsupported registers.
12550 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
12551 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
12552 (FUNCTION_ARG_PADDING): Define.
12553 (FASTEST_ALIGNMENT): Adjust.
12554 (SH_REGISTER_NAMES_INITIALIZER): New.
12555 (sh_register_names): Declare.
12556 (DEBUG_REGISTER_NAMES): Define.
12557 (REGISTER_NAMES): Define based on sh_register_names.
12558 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
12559 (sh_additional_register_names): Declare.
12560 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
12561 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
12562 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
12563 (REGISTER_NATURAL_MODE): Define.
12564 (FIRST_PSEUDO_REGISTER): Adjust.
12565 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
12566 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
12567 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
12568 (VECTOR_MODE_SUPPORTED_P): Define.
12569 (REG_CLASS_CONTENTS): Adjust.
12570 (SMALL_REGISTER_CLASSES): Adjust.
12571 (REG_ALLOC_ORDER): Adjust.
12572 (INDEX_REG_CLASS): Adjust.
12573 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
12574 (CONST_OK_FOR_LETTER_P): Adjust.
12575 (PREFERRED_RELOAD_CLASS): Adjust.
12576 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
12577 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
12578 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
12579 (FIRST_FP_PARM_REG): Adjust.
12580 (CALL_POPS_ARGS): Define.
12581 (FUNCTION_ARG_REGNO_P): Adjust.
12582 (struct sh_args): New fields.
12583 (GET_SH_ARG_CLASS): Adjust.
12584 (INIT_CUMULATIVE_ARGS): Adjust.
12585 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
12586 (FUNCTION_ARG_ADVANCE): Adjust.
12587 (FUNCTION_ARG): Adjust.
12588 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
12589 (FUNCTION_ARG_CALLEE_COPIES): Define.
12590 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
12591 (STRICT_ARGUMENT_NAMING): Define.
12592 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
12593 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
12594 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
12595 (SETUP_INCOMING_VARARGS): Adjust.
12596 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
12597 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
12598 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
12599 (SUBREG_OK_FOR_INDEX_P): Adjust.
12600 (EXTRA_CONSTRAINT_S): Update.
12601 (EXTRA_CONSTRAINT_T): New.
12602 (EXTRA_CONSTRAINT): Adjust.
12603 (GO_IF_LEGITIMATE_INDEX): Adjust.
12604 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
12605 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
12606 (MOVE_MAX): Adjust.
12607 (MAX_MOVE_MAX): Define.
12609 (CONST_COSTS): Adjust.
12610 (REGISTER_MOVE_COST): Adjust.
12611 (BRANCH_COST): Adjust.
12612 (TEXT_SECTION_ASM_OP): Adjust.
12613 (DBX_REGISTER_NUMBER): Adjust.
12614 (ASM_OUTPUT_DOUBLE_INT): New.
12615 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
12616 (PREDICATE_CODES): Adjust.
12617 (PROMOTE_MODE): Adjust.
12618 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
12619 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
12620 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
12621 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
12622 (DR0_REG, DR2_REG, DR4_REG): Renumber.
12623 (TR0_REG, TR1_REG, TR2_REG): New.
12624 (XD0_REG): Renumber.
12625 (UNSPEC_COMPACT_ARGS): New.
12626 (type): Added pt and ptabs.
12627 (length): Default to 4 on SHmedia. Default pt length to 12
12628 and 20 on SHmedia32 and SHmedia64, respectively.
12629 (pt): New function unit.
12630 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
12631 Add whitespace between operands of SHmedia instructions.
12633 (adddi3_media, addsi3_media): Adjust constraints.
12634 (subsi3) [SHmedia]: Force operand 1 into a register.
12635 (udivsi3_i1_media, udivsi3_i4_media): New.
12636 (udivsi3): Support SHmedia.
12637 (divsi3_i1_media, divsi3_i4_media): New.
12638 (divsi3): Support SHmedia.
12639 (anddi3, iordi3, xordi3): Adjust constraints.
12640 (zero_extendhidi2, zero_extendqidi2): New.
12641 (extendsidi2, extendhidi2, extendqidi2): New.
12642 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
12643 (pop_e, pop_fpul, pop_4): Likewise.
12644 (movsi_media): Support FP and BT registers.
12645 (movsi_media_nofpu): New. Adjust splits to DImode.
12646 (lduw, ldub): Renamed to zero_extend* above.
12647 (movqi_media): Fix typo.
12648 (movdi_media): Support FP and BT registers.
12649 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
12650 (movdi_const_32bit): New.
12651 (shori_media): Require immediate operand. Use `u' for output.
12652 (movdf_media, movsf_media): Simplified.
12653 (movdf_media_nofpu, movsf_media_nofpu): New.
12654 (movdf, movsf): Adjust
12655 (movv2sf, movv2sf, movv16sf): New.
12656 (beq_media, beq_media_i): Adjust constraints. Don't use
12657 scratch BT register.
12658 (bne_media, bne_media_i): Likewise.
12659 (bgt_media, bgt_media_i): Likewise.
12660 (bge_media, bge_media_i): Likewise.
12661 (bgtu_media, bgtu_media_i): Likewise.
12662 (bgeu_media, bgeu_media_i): Likewise.
12663 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
12664 bunordered): Emit jump insn. Force operands to registers when
12666 (jump_media, jump): Simplify.
12667 (call_compact, call_compact_rettramp): New.
12668 (call_value_compact, call_value_compact_rettramp): New.
12669 (call_media, call_value_media): Simplify.
12670 (sibcall_compact, sibcall_media): New.
12671 (call, call_value): Adjust for SHmedia and SHcompact.
12672 (sibcall, sibcall_value, untyped_call): Likewise.
12673 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
12674 (indirect_jump): Adjust for SHmedia.
12675 (casesi_jump_media): New.
12676 (nop): Re-enable for SHmedia.
12677 (call_site): Restrict to SH1.
12678 (casesi): Adjust for SHmedia.
12679 (casesi_shift_media, casesi_load_media): New.
12680 (return): Explicitly use PR register. Call return trampoline
12682 (return_i): Explicitly use PR register.
12683 (shcompact_return_tramp, shcompact_return_tramp_i): New.
12684 (return_media): Adjust.
12685 (shcompact_incoming_args): New.
12686 (epilogue): Adjust.
12687 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
12688 (movstrsi): Disable on SH5.
12689 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
12690 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
12691 (subsf3, subsf3_media): Likewise.
12692 (mulsf3, mulsf3_media, mac_media): Likewise.
12693 (divsf3, divsf3_media): Likewise.
12694 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
12695 (floatsisf2, fux_truncsfsi2): Likewise.
12696 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
12698 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
12699 (cmpunsf_media, cmpsf): Likewise.
12700 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
12701 (abssf2, abssf2_media): Likewise.
12702 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
12703 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
12704 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
12705 (floatsidf2, fix_truncdfsi2): Likewise.
12706 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
12708 (cmpeqdf_media, cmpgtdf_media): Likewise.
12709 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
12710 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
12711 (absdf2, absdf2_media): Likewise.
12712 (extendsfdf2, extendsfdf2_media): Likewise.
12713 (truncsfdf2, truncsfdf2_media): Likewise.
12714 * config/sh/sh64.h: New file.
12715 * config/sh/t-sh64: New file.
12716 * config/sh/shmedia.h: New file.
12717 * config/sh/ushmedia.h: New file.
12718 * config/sh/sshmedia.h: New file.
12719 * configure.in: Added sh64-*-elf.
12720 * configure: Rebuilt.
12721 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
12722 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
12723 (reg_class_from_letter): Use `b' for TARGET_REGS.
12724 (print_operand): Support `%M', `%m', `AND' and
12725 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
12726 (andcosts): Adjust for SHmedia.
12727 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
12729 (target_reg_operand): New function.
12730 * config/sh/sh-protos.h (target_reg_operand): Declare.
12731 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
12732 FP registers on SH5.
12733 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
12735 (TARGET_REGISTER_P): New macro.
12736 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
12737 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
12738 (EXTRA_CONSTRAINT_S): New macro.
12739 (EXTRA_CONSTRAINT): Adjust.
12740 (FLOAT_TYPE_SIZE): Define to 32.
12741 (Pmode): DImode on SHmedia.
12742 (CONST_COSTS): Adjust for SHmedia literals.
12743 (PREDICATE_CODES): Added target_reg_operand.
12744 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
12745 * config/sh/sh.md: Remove all attrs from SHmedia insns.
12746 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
12747 (cmpdi): Accept SHmedia.
12748 (movdicc_false, movdicc_true): New insns.
12749 (movdicc): New expand.
12750 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
12752 (addsi3_media): Match `S' constraint.
12753 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
12754 (negdi2): Expand for SHmedia.
12755 (one_cmpldi2): New expand.
12756 (zero_extendsidi2): Change from expand to insn.
12757 (extendsidi2): Add constraints.
12758 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
12759 LD/ST address. Fix SI immediate loading split.
12760 (movhi_media, movqi_media, lduw, ldub): New insns.
12761 (movhi, movqi): Accept SHmedia.
12762 (shori_media, movdi_media): Relax input constraints. Split
12763 symbolic constants.
12764 (movdf_media, movsf_media): New insn. New split to movdi.
12765 (movdf, movsf): Match on SHmedia.
12766 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
12767 bgeu_media): New insns and splits. New insns with `_i' suffix.
12768 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
12769 (bunordered): New expand.
12770 (jump_compact): Renamed from `jump'.
12771 (jump_media): New insn.
12772 (jump): New expand.
12773 (call_media, call_value_media): New insns.
12774 (call, call_value): Adjust.
12775 (indirect_jump_compact): Renamed from `indirect_jump'.
12776 (indirect_jump_media): New insn.
12777 (indirect_jump): New expand.
12778 (untyped_call, return): Accept SHmedia.
12779 (return_media): New insn.
12780 (prologue, epilogue, blockage): Accept SHmedia.
12781 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
12782 (sunordered): New expand.
12783 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
12784 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
12785 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
12786 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
12787 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
12788 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
12789 abssf2_media): New insns.
12790 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
12791 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
12792 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
12793 floatdidf2, floatsidf2_media, fix_truncdfdi2,
12794 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
12795 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
12796 absdf2_media): New insns.
12797 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
12798 (extendsfdf2_media, truncdfsf2_media): New insns.
12799 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
12800 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
12801 * config/sh/sh.h (CONST_OK_FOR_J): Document.
12802 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
12803 * config/sh/sh.md (adddi3): New expand.
12804 (adddi3_media, adddi3z_media): New insns.
12805 (adddi3_compact): Renamed from adddi3.
12806 (addsi3_media): Use add.l r63 to add constant zero.
12807 (subdi3): New expand.
12808 (subdi3_media): New insn.
12809 (subdi3_compact): Renamed from subdi3.
12810 (mulsidi3): New expand.
12811 (mulsidi3_media): New insn.
12812 (mulsidi3_compact): Renamed from mulsidi3.
12813 (umulsidi3): New expand.
12814 (umulsidi3_media): New insn.
12815 (umulsidi3_compact): Renamed from umulsidi3.
12816 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
12817 (ashlsi3, ashrsi3, lshrsi3): Use them.
12818 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
12819 (ashldi3, ashrdi3, lshrdi3): Use them.
12820 (zero_extendsidi2): New expand.
12821 (extendsidi2): New insn.
12822 (movsi_media): New insn. Split to movdi to load constants.
12823 (movsi): Enable for shmedia.
12824 (movdi_media): New insn. Use shori_media to load wide constants.
12825 (short_media): New insn.
12826 (movdi): Enable for shmedia.
12827 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
12828 * config/sh/sh.h (CPP_SPEC): Added `m5'.
12829 (SUBTARGET_CPP_SPEC): Added `!m5'.
12830 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
12831 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
12832 to all other SH variants.
12833 (TARGET_DEFAULT): Set to SH1_BIT.
12834 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
12835 (BITS_PER_WORD): Raise to 64 on shmedia.
12836 (MAX_BITS_PER_WORD): Change to 64.
12837 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
12838 (INT_TYPE_SIZE): Keep as 32.
12839 (UNITS_PER_WORD): Raise to 8 on shmedia.
12840 (MIN_UNITS_PER_WORD): Keep as 4.
12841 (POINTER_SIZE): Raise to 64 on shmedia.
12842 (CONST_OK_FOR_J): New macro.
12843 (CONST_OK_FOR_LETTER_P): Use it.
12844 (processor_type): Add PROCESSOR_SH5.
12845 * config/sh/sh.md: Conditionalize all expands, insns and
12846 splits to TARGET_SH1.
12848 (addsi3_compact): Renamed from...
12849 (addsi3): Now an expand.
12850 (addsi3_media, subsi3_media): New insns.
12851 (subsi3): Don't negate constants with SHmedia.
12853 * hooks.c: New file.
12854 * hooks.h: New file.
12855 * Makefile.in (HOOKS_H): New.
12856 (TARGET_DEF_H): Added $(HOOKS_H).
12857 (OBJS): Added hooks.o.
12858 (cfgcleanup.o, bb-reorder.o): Added target.h.
12859 (hooks.o): Added dependencies.
12860 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
12861 (TARGET_INITIALIZER): this.
12862 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
12863 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
12864 * bb-reorder.c: Include target.h.
12865 (reorder_basic_blocks): Skip if cannot modify jumps.
12866 * cfgcleanup.c: Include target.h.
12867 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
12869 2002-02-08 Chris Demetriou <cgd@broadcom.com>
12871 * config/mips/mips.md (casesi_internal, casesi_internal_di):
12872 Protect jump delay slot instructions with .set noreorder and
12875 2002-02-08 Chris Demetriou <cgd@broadcom.com>
12877 * config/mips/mips.md (casesi_internal_di): Calculate
12878 the index into the target offset table correctly.
12880 2002-02-08 Richard Henderson <rth@redhat.com>
12882 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
12883 * final.c (output_addr_const): Accept and discard SUBREG.
12884 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
12885 mark them unknown instead.
12886 (simplify_subtraction): Handle RTX_UNKNOWN.
12887 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
12889 2002-02-08 David Edelsohn <edelsohn@gnu.org>
12891 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
12893 2002-02-08 Richard Henderson <rth@redhat.com>
12895 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
12897 2002-02-08 Andreas Jaeger <aj@suse.de>
12899 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
12900 * config/i386/t-linux64: New file.
12902 2002-02-08 Jakub Jelinek <jakub@redhat.com>
12904 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
12905 * c-parse.in (compstmt): Clear last_expr_type.
12907 2002-02-07 Richard Henderson <rth@redhat.com>
12909 * loop.c (strength_reduce): Sink final_value when not
12912 2002-02-07 David O'Brien <obrien@FreeBSD.org>
12914 * config/sparc/freebsd.h: Fix mismatched spec {.
12916 2002-02-07 Richard Henderson <rth@redhat.com>
12918 * cfgrtl.c: Include recog.h and insn-config.h.
12919 (keep_with_call_p): Fix general_operand invocation.
12920 * Makefile.in (cfgrtl.o): Update dependencies.
12922 2002-02-07 Kazu Hirata <kazu@hxi.com>
12924 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
12925 comment. Accept HImode only if TARGET_H8300.
12927 2002-02-07 Eric Christopher <echristo@redhat.com>
12929 * config/mips/crtn.asm: Cleanup #ifdefs.
12931 2002-02-07 Eric Christopher <echristo@redhat.com>
12933 * config/mips/crti.asm: Add changes for mips16. mips16 uses
12934 register 7 as RA instead of $31.
12935 * config/mips/crtn.asm: Ditto.
12936 * config/mips/mips.c (mips_move_2words): Add case for
12937 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
12938 (compute_frame_size): Fix typo.
12939 (save_restore_insns): Ditto. Make documentation about using
12940 register $7 as return register more precise.
12941 (mips_expand_epilogue): Fix comment. Add code to work around not
12942 being able to add to the stack pointer directly.
12943 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
12944 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
12947 2002-02-07 Tom Rix <trix@redhat.com>
12949 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
12950 immediates in ldu and stdu DS opcode field.
12951 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
12952 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
12953 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
12955 2002-02-07 Jeff Sturm <jsturm@one-point.com>
12957 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
12958 offset for stack bias.
12960 2002-02-07 H.J. Lu <hjl@gnu.org>
12962 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
12964 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
12966 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
12968 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
12970 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
12971 * i386.c (x86_order_regs_for_local_alloc): New global function.
12972 * i386.h (REG_ALLOC_ORDER): CLeanup.
12973 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
12975 2002-02-07 Richard Henderson <rth@redhat.com>
12977 PR optimization/2463
12978 * alias.c (find_base_value): Recall base values for fixed hard regs.
12979 * loop.c (loop_regs_update): Don't use single_set on non-insns.
12981 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
12983 * config/mips/mips.md (define_delay) [mips16]: Adjust required
12986 2002-02-06 Richard Henderson <rth@redhat.com>
12989 * stmt.c (resolve_operand_name_1): Take more care with mixed
12990 named and unnamed operands.
12992 2002-02-06 Janis Johnson <janis187@us.ibm.com>
12993 Jan Hubicka <jh@suse.cz>
12995 * loop.c (remove_constant_addition): Avoid clobbering a shared
12998 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13000 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
13001 * config/s390/t-linux64: New file.
13002 * config/s390/libgcc-glibc.ver: New file.
13004 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13006 * config/s390/linux64.h: Delete file.
13007 * config/s390/s390x.h: New file.
13008 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
13009 as target header file.
13010 * config/s390/linux.h (TARGET_VERSION): Define depending on
13011 DEFAULT_TARGET_64BIT.
13012 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
13013 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
13014 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
13015 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
13016 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
13017 (EXTRA_SPEC): New define.
13018 * config/s390/s390.h (TARGET_VERSION): Define depending on
13019 DEFAULT_TARGET_64BIT.
13020 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
13022 2002-02-06 Jason Merrill <jason@redhat.com>
13024 * c-decl.c (finish_function): Warn about a non-void function with
13025 no return statement and no abnormal exit.
13026 (current_function_returns_abnormally): New variable.
13027 (start_function): Clear it.
13028 (struct c_language_function): Add returns_abnormally.
13029 (push_c_function_context): Save it.
13030 (pop_c_function_context): Restore it.
13031 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
13032 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
13033 an explicit return type.
13034 * c-tree.h: Declare current_function_returns_abnormally.
13035 (C_FUNCTION_IMPLICIT_INT): New macro.
13036 * c-typeck.c (build_function_call): Set it.
13037 (c_expand_return): Set current_function_returns_value even if the
13038 value is erroneous.
13040 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13043 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
13044 unsafe for reevaluation.
13046 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13049 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
13050 EXPR_STMT, but COMPOUND_STMT, recurse into it.
13052 2002-02-06 Richard Henderson <rth@redhat.com>
13054 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
13055 be a general_operand. Dest for function value must be a pseudo.
13057 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
13059 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
13060 as SYMBOL_REFs from the constant pool.
13062 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
13064 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
13065 passed by invisible reference.
13067 2002-02-05 Richard Henderson <rth@redhat.com>
13069 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
13071 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
13073 Implement using "base addresses" in insn operands as default.
13074 * config/mmix/mmix.c (mmix_conditional_register_usage): if
13075 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
13076 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
13077 used to read the rtx value.
13078 (mmix_target_asm_function_epilogue): Fix spacing.
13079 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
13080 (mmix_legitimate_address): Ditto.
13081 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
13082 should be loaded with a GETA insn. Don't allocate needless extra
13083 char for nul termination and fix misleading comment.
13084 (mmix_print_operand_address): Handle constants if
13085 TARGET_BASE_ADDRESSES.
13086 (mmix_output_register_setting): Use base addressing if
13087 TARGET_BASE_ADDRESSES and the number of insns is 3.
13088 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
13089 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
13090 to use R as constraint, add LDA to match s.
13091 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
13092 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
13093 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
13094 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
13095 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
13096 order with other fixed registers.
13097 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
13098 other parameter/call-clobbered registers.
13099 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
13100 -mbase-addresses, -mno-base-addresses.
13101 (MMIX Options): Ditto.
13103 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13105 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
13107 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
13109 * config/rs6000/altivec.h: Change elem to _S_elem.
13111 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13113 * config/netbsd.h (WCHAR_TYPE): Define.
13114 (WCHAR_TYPE_SIZE): Ditto.
13115 (WINT_TYPE): Ditto.
13116 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
13117 (WCHAR_UNSIGNED): Ditto.
13118 (WCHAR_TYPE_SIZE): Ditto.
13119 (WINT_TYPE): Ditto.
13120 * config/arm/netbsd.h: Likewise.
13121 * config/i386/netbsd-elf.h: Likewise.
13122 * config/i386/netbsd.h: Likewise.
13123 * config/m68k/netbsd-elf.h: Likewise.
13124 * config/m68k/netbsd.h: Likewise.
13125 * config/ns32k/netbsd.h: Likewise.
13126 * config/sparc/netbsd.h: Likewise.
13127 * config/vax/netbsd.: Likewise.
13129 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
13131 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
13132 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
13133 (TARGET_INITIALIZER): this.
13134 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
13135 (BITFIELD_NBYTES_LIMITED): Markup fix.
13136 * tree.h (default_ms_bitfield_layout_p): Declare.
13137 (record_layout_info): Added prev_field.
13138 * tree.c (default_ms_bitfield_layout_p): New fn.
13139 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
13140 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
13141 * stor-layout.c: Include target.h.
13142 (start_record_layout): Initialize prev_field.
13143 (place_field): Handle MS bit-field layout, and disregard
13144 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
13145 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
13146 * Makefile.in (stor-layout.o): Adjust dependencies.
13148 2002-02-05 Jason Merrill <jason@redhat.com>
13150 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
13152 2002-02-05 Andreas Jaeger <aj@suse.de>
13154 * crtstuff.c: Fix comments.
13156 2002-02-05 Richard Henderson <rth@redhat.com>
13159 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
13160 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
13163 * config/mips/mips.c (function_arg): Handle TImode.
13164 (function_arg_advance): Likewise.
13166 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13168 * config/rs6000/altivec.h (vec_step_help): Rename to
13171 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13173 * config/rs6000/altivec.h: Fix typos.
13175 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13177 * config/arm/netbsd.h: Correct a comment.
13179 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13181 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
13182 building void typed builtins.
13184 * config/rs6000/altivec.h (vec_ld*): Fix typos.
13185 (vec_step): Implement for C++.
13187 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13189 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
13191 2002-02-04 Richard Henderson <rth@redhat.com>
13193 * combine.c (nonzero_bits): Re-introduce special case for
13194 sp/fp/ap wrt REGNO_POINTER_ALIGN.
13196 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13198 * doc/extend.texi: Warn about unsupported usage of altivec
13201 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
13202 (altivec_predicate_*): New.
13204 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
13205 Add C++ version of vec_*() functions.
13207 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
13208 (bdesc_2arg): Remove altivec predicates.
13209 (altivec_expand_builtin): Handle predicates.
13210 (altivec_init_builtins): Handle predicates.
13211 (altivec_expand_predicate_builtin): New.
13213 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13215 * pa.c (DO_FRAME_NOTES): Move forward.
13216 (store_reg): Revise handling of frame notes.
13217 (load_reg): Likewise.
13218 (set_reg_plus_d): Likewise.
13219 (hppa_expand_prologue): Likewise.
13220 (hppa_expand_epilogue): Likewise.
13222 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13224 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
13226 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13228 PR c/4475, c++/3780:
13229 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
13230 * c-common.h (SWITCH_TYPE): Define.
13231 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
13232 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
13233 Rename spareness variable to sparseness.
13234 (expand_end_case_type): Renamed from expand_end_case, use orig_type
13235 if non-NULL instead of TREE_TYPE (orig_index).
13236 * tree.h (expand_end_case_type): Renamed from expand_end_case.
13237 (expand_end_case): Define using expand_end_case_type.
13238 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
13239 to expand_end_case_type.
13240 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
13242 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13244 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
13245 (BIGGEST_ALIGNMENT): Change to 128.
13247 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13249 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
13251 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13253 * pa.md (call_internal_reg_64bit): Remove unused variable.
13255 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
13257 * config/arm/arm.h (machine_function): Add uses_anonymous_args
13259 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
13260 * config/arm/arm.c (current_function_anonymous_args): Delete,
13261 replace uses with cfun->machine->uses_anonymous_args.
13262 (arm_reorg): Do not reset uses_anonymous_args.
13264 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
13265 any geenral register.
13267 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
13269 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
13272 2002-02-04 Richard Henderson <rth@redhat.com>
13274 * combine.c (force_to_mode): Remove STACK_BIAS code.
13275 (nonzero_bits): Likewise. Replace sp/fp special case with
13276 REGNO_POINTER_ALIGN.
13278 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
13279 (HARD_FRAME_POINTER_REGNUM): New.
13280 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
13281 (FIXED_REGS, CALL_USED_REGS): Update.
13282 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
13283 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
13284 (HARD_REGNO_NREGS): Update for SFP.
13285 (STACK_POINTER_OFFSET): Include bias here ...
13286 (FIRST_PARM_OFFSET): ... not here.
13287 (STACK_BIAS): Remove.
13288 (INIT_EXPANDERS): New.
13289 (STARTING_FRAME_OFFSET): Do not include bias.
13290 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
13291 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
13292 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
13293 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
13294 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
13295 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
13296 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
13297 (MUST_SAVE_REGISTER): Likewise.
13298 (sparc_flat_function_prologue): Likewise.
13299 (sparc_flat_function_epilogue): Likewise.
13300 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
13301 (sparc_init_modes): SFP is GENERAL_REGS.
13302 (sparc_builtin_saveregs): SFP does not have bias applied.
13304 2002-02-04 Richard Henderson <rth@redhat.com>
13306 * config/alpha/alpha.c (current_function_is_thunk): Don't check
13307 current_function_is_thunk.
13308 (alpha_sa_mask): Distinguish between current_function_is_thunk
13309 called from ASM_OUTPUT_MI_THUNK and not.
13310 (alpha_does_function_need_gp): Thunks always need gp.
13311 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
13312 (alpha_output_mi_thunk_osf): New.
13313 * config/alpha/alpha-protos.h: Update.
13314 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
13316 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
13318 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
13319 function types, not when they're taken away.
13321 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
13323 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
13324 CODE_LABEL and jump table when replacing a table jump with a
13327 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13329 * config/s390/s390-protos.h (legitimize_la_operand,
13330 s390_secondary_input_reload_class, s390_plus_operand,
13331 s390_expand_plus_operand): Add prototypes.
13333 config/s390/s390.c (s390_secondary_input_reload_class,
13334 s390_plus_operand, s390_expand_plus_operand): New functions.
13336 (struct s390_address): New member 'pointer'.
13337 (s390_decompose_address): Compute it.
13338 (legitimate_la_operand_p): Use it.
13339 (legitimize_la_operand): New function.
13340 (movti, movdi, movdf splitters): Call it.
13342 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
13343 (PREDICATE_CODES): Add s390_plus_operand.
13345 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
13346 (la_ccclobber): Allow GENERAL_REGS as output operand.
13348 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
13349 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
13350 (*la_64, *la_31, reload_indi, reload_insi): ... these.
13352 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13354 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
13355 register names for regular asm () construct.
13357 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13359 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
13362 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13364 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
13367 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
13369 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
13370 constant pool to be identical by string address and index.
13372 2002-02-04 Anthony Green <green@redhat.com>
13374 * output.h (SECTION_OVERRIDE): Define.
13375 * varasm.c (named_section): Obey SECTION_OVERRIDE.
13377 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13379 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
13380 by existing arm*-*-netbsd* (a.out) target.
13381 (ns32k-*-netbsdelf*): Likewise.
13382 (sparc-*-netbsdelf*): Likewise.
13383 (vax-*-netbsdelf*): Likewise.
13385 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
13387 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
13388 headers and libobjc headers.
13390 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
13392 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
13393 (_mingw.h): Remove duplicate include.
13395 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13397 * config.gcc: Set cpu_type to m68k for 68010, as well.
13398 (m68010-*-netbsdelf*): New...
13399 (m68k*-*-netbsdelf*): ...targets.
13400 * config/m68k/netbsd-elf.h: New file.
13402 2002-02-02 Kazu Hirata <kazu@hxi.com>
13404 * config/h8300/h8300.c (hand_list): Move inside function_arg.
13406 2002-02-02 Kazu Hirata <kazu@hxi.com>
13408 * config/h8300/h8300.c (h8_push_ops): Move inside
13410 (h8_pop_ops): Likewise.
13411 (h8_move_ops): Likewise.
13413 2002-02-02 Kazu Hirata <kazu@hxi.com>
13415 * config/h8300/h8300.c (os_task): Make it static.
13416 (monitor): Likewise.
13417 (pragma_saveall): Likewise.
13419 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
13421 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
13422 constant is a valid sign-extension for Pmode.
13424 2002-02-02 Kazu Hirata <kazu@hxi.com>
13426 * config/h8300/h8300.c: Fix formatting.
13428 2002-02-02 Kazu Hirata <kazu@hxi.com>
13430 * config/h8300/h8300.md: Fix formatting.
13432 2002-02-02 Kazu Hirata <kazu@hxi.com>
13434 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
13435 predicates of operands[1]. Split the patterns for each
13438 2002-02-02 Kazu Hirata <kazu@hxi.com>
13440 * config/h8300/h8300.md (xor patterns): Tighten the predicates
13441 of operands[1] to register_operand.
13443 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13445 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
13446 * cpphash.c (_cpp_init_hashtable): Similarly.
13447 * cppinit.c (cpp_create_reader): Default the signed_char flag.
13448 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
13449 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
13450 (cpp_handle_option): Handle the new options.
13451 * cpplex.c (cpp_interpret_charconst): Use new flag.
13452 * cpplib.h (struct cpp_options): New member signed_char.
13453 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
13454 (cpp_options): Handle -fsigned-char and -funsigned-char.
13455 (static_specs): Remove signed_char_spec.
13456 (do_spec1): Don't handle %c.
13457 * system.h: Poison SIGNED_CHAR_SPEC.
13458 * tradcif.y (yylex): Use flag_signed_char.
13459 * tradcpp.h (flag_signed_char): New.
13460 * tradcpp.c (flag_signed_char): New.
13461 (main): Handle new command-line options.
13462 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
13464 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
13465 * avr/avr.h: Remove old comments.
13466 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
13467 (CC1_SPEC): Pass -fsigned-char if -mic*.
13468 (SIGNED_CHAR_SPEC): Remove.
13470 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
13472 2002-02-01 Eric Christopher <echristo@redhat.com>
13474 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
13475 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
13476 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
13477 (ASM_OUTPUT_REG_POP): Ditto.
13479 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13481 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
13484 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13486 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
13488 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13491 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
13494 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13496 * cfganal.c: Include tm_p.h.
13497 (keep_with_call_p): Fix the test that determines if a register holds
13498 the return value of a call.
13500 2002-02-01 DJ Delorie <dj@redhat.com>
13502 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
13503 we are given conflicting registers, switch to the other one we
13504 had allocated for us.
13505 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
13506 as TImode so we know when the "other" register is available.
13508 2002-02-01 David O'Brien <obrien@FreeBSD.org>
13510 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
13513 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13515 * cfganal.c (keep_with_call_p): New function.
13516 (flow_call_edges_add): Prevent splitting a block between a call and
13517 a single-set instruction that should be kept in the same block.
13519 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
13521 * doc/install.texi (avr): Update outdated URL.
13523 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
13525 * config/stormy16/stormy16.md (pushqi): New.
13529 (movhi): Remove stack operands.
13531 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
13532 nonimmediate_nonstack_operand.
13533 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
13535 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
13538 2002-01-31 Jason Merrill <jason@redhat.com>
13540 * Makefile.in (c-parse.c): Handle .output file.
13541 * objc/Make-lang.in (objc-parse.c): Likewise.
13543 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
13545 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
13546 the -me[lb] option is given. Don't output the default flag
13549 2002-01-31 Zack Weinberg <zack@codesourcery.com>
13551 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
13552 the primary source file; this has not been done yet.
13553 * c-decl.c (c_expand_body): Reset input_filename from
13554 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
13556 2002-01-31 Kazu Hirata <kazu@hxi.com>
13558 * rtlanal.c (subreg_regno_offset): Do not use
13559 SUBREG_REGNO_OFFSET.
13560 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
13561 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
13563 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
13565 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
13566 version rather than GNATS version in --version output.
13568 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
13570 * ifcvt.c (noce_process_if_block): Make a copy of the destination
13571 when copying back from a temporary.
13573 2002-01-30 Richard Henderson <rth@redhat.com>
13575 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
13576 and new_dest are the same.
13578 2002-01-30 Richard Henderson <rth@redhat.com>
13581 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
13582 * rtl.c (note_insn_name): Update.
13583 * emit-rtl.c (remove_unnecessary_notes): Kill it.
13584 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
13585 to perform loop rotation.
13586 (expand_exit_loop_top_cond): New.
13587 * tree.h (expand_exit_loop_top_cond): Declare it.
13588 * c-semantics.c (genrtl_while_stmt): Use it.
13589 (genrtl_for_stmt): Likewise.
13591 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
13593 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
13594 arguments to 64-bit boundaries on 64-bit ABIs.
13596 2002-01-30 Steve Ellcey <sje@cup.hp.com>
13598 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
13600 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
13602 * c-decl.c (grokdeclarator): Handle type being a typedef for an
13605 2002-01-30 David O'Brien <obrien@FreeBSD.org>
13607 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
13608 * config/sparc/sparc_bi.h: Remove file.
13609 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
13611 2002-01-30 Richard Henderson <rth@redhat.com>
13613 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
13615 2002-01-30 Zack Weinberg <zack@codesourcery.com>
13617 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
13619 2002-01-30 Jason Merrill <jason@redhat.com>
13621 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
13622 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
13623 (reg_save): Use DW_CFA_offset_extended_sf instead.
13625 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
13627 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13629 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
13632 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
13634 * rs6000.md ("*call_value_local32"): Remove constraints.
13635 ("*call_value_local64"): Same.
13636 ("*call_value_indirect_nonlocal_aix32"): Same.
13637 ("*call_value_nonlocal_aix32"): Same.
13638 ("*call_value_indirect_nonlocal_aix64"): Same.
13639 ("*call_value_nonlocal_aix64"): Same.
13640 ("*call_value_nonlocal_sysv"): Same.
13642 2002-01-29 Richard Henderson <rth@redhat.com>
13644 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
13646 2002-01-29 Richard Henderson <rth@redhat.com>
13648 * expr.c (force_operand): Ignore flag_pic for detecting pic
13650 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
13651 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
13652 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
13653 instead of open-coded loop.
13654 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
13655 be fixed when in use.
13657 2002-01-29 Richard Henderson <rth@redhat.com>
13659 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
13660 * sched-rgn.c (propagate_deps): Update them.
13661 * sched-deps.c (sched_analyze_insn): Update them. Flush the
13662 clobbers list when either gets too long.
13664 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13666 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
13667 and INDEX_REGS the same as GENERAL_REGS.
13668 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
13670 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
13672 * tree.c (build_nonstandard_integer_type): Correct prototype.
13674 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
13676 * config/s390/s390.md (movstrsico, movstrdix_64,
13677 movstrsix_31): Remove, replace by ...
13678 (movstrdi_short, movstrsi_short, movstrdi_long,
13679 movstrsi_long): ... these. New.
13680 (movstrdi, movstrsi): Adapt.
13682 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
13683 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
13684 Remove unnecessary CC clobber.
13685 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
13686 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
13688 (divmoddi4): Don't partially initialize TImode register.
13690 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
13692 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
13694 2002-01-29 Richard Henderson <rth@redhat.com>
13696 * flow.c (print_rtl_and_abort): Remove.
13697 (print_rtl_and_abort_fcn): Remove.
13698 (verify_local_live_at_start): Use dump_bb instead.
13699 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
13700 (verify_wide_reg_1): Return 2 on mode test failure.
13702 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
13704 PR c/3325, c/3326, c/2511, c/3347
13705 * c-decl.c (enum_decl_context): Remove BITFIELD.
13706 (grokdeclarator): Take bitfield width as an input.
13707 Ensure bitfields are given the correct type. Perform
13708 bitfield width validation with build_bitfield_integer_type
13709 rather than waiting for finish_struct.
13710 (grok_typename, grok_typename_in_parm_context, start_decl,
13711 push_parmdecl, grokfield, start_function): Update calls to
13713 (build_bitfield_integer_type): New function.
13714 (finish_struct): Move bitfield validation to grokdeclarator
13715 and build_bitfield_integer_type.
13716 * tree.c (build_nonstandard_integer_type): New function.
13717 * tree.h (build_nonstandard_integer_type): New prototype.
13719 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
13721 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13724 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
13725 don't ignore unrecognized -W* options.
13726 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
13727 * cpplib.h (cpp_handle_option): Adjust prototype.
13728 * c-decl.c (c_decode_options): Pass 0 as last argument to
13732 * gcc.c (cpp_unique_options): Split from cpp_options.
13733 (cpp_options): Source cpp_unique_options.
13734 (default_compilers): Use cpp_unique_options instead of cpp_options
13735 when used together with cc1_options.
13736 (static_specs): Add cpp_unique_options.
13737 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
13738 when used together with cc1_options.
13740 2002-01-29 Kazu Hirata <kazu@hxi.com>
13742 * config/h8300/h8300-protos.h: Update the prototype of
13744 * config/h8300/h8300.c (output_a_shift): Remove an unused
13745 argument 'insn'. Remove redundant code.
13746 * config/h8300/h8300.md: Adust to the new prototype of
13749 2002-01-29 Kazu Hirata <kazu@hxi.com>
13751 * config/h8300/h8300-protos.h: Update the prototypes of
13752 emit_a_rotate and expand_a_rotate.
13753 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
13754 first argument to 'enum rtx_code'.
13755 (expand_a_rotate): Likewise.
13757 2002-01-28 Kazu Hirata <kazu@hxi.com>
13759 * config/h8300/h8300-protos.h: Update the prototype of
13761 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
13763 * config/h8300/h8300.md: Adjust to the new prototype.
13765 2002-01-28 Kazu Hirata <kazu@hxi.com>
13767 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
13770 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
13772 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
13773 is a fixed register before returning pic_offset_table_rtx.
13774 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
13775 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
13777 2002-01-28 Jason Merrill <jason@redhat.com>
13779 * dwarf2.h: Sync with src version.
13781 2002-01-28 Paul Koning <pkoning@equallogic.com>
13783 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
13784 BT_FN_VOID_PTR_VAR.
13785 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
13786 * doc/extend.texi (__builtin_prefetch): Update documentation:
13787 first argument is now const void ptr.
13789 2002-01-28 Kazu Hirata <kazu@hxi.com>
13791 * config/h8300/h8300-protos.h: Remove an unused prototype.
13793 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
13795 * toplev.c (lang_independent_init): Round up identifier size.
13797 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
13799 * config.gcc: Revert previous change.
13801 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
13803 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
13805 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
13807 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
13808 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
13809 other non-elf netbsd config frags.
13810 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
13811 collect2 will does that.
13812 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
13813 shared-lib frobbing will work.
13815 2002-01-28 Kazu Hirata <kazu@hxi.com>
13817 * config/h8300/h8300.h: Fix formatting.
13818 * config/h8300/h8300.md: Likewise.
13820 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
13822 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
13823 the old, removed AAA_standards fix.
13824 * fixinc/fixincl.x: Rebuilt.
13826 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
13828 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
13829 atexit call in crtbegin, hooked in after call to frame_dummy;
13830 register EH before registering __fini__start.
13832 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
13834 * config/rs6000/altivec.h: Remove spurious semicolons.
13836 2002-01-27 Kazu Hirata <kazu@hxi.com>
13838 * config/h8300/h8300.md: Replace dead bit extraction patterns
13839 with ones that work.
13841 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13843 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
13844 if not STRICT_ALIGNMENT.
13845 * rtl.h (MEM_ALIGN): Likewise.
13847 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
13849 * doc/invoke.texi (-fdump-translation-unit): Revert this
13850 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
13852 2002-01-27 Kazu Hirata <kazu@hxi.com>
13854 * config/h8300/h8300.md (define_constants): New.
13855 (anonymous patterns) Use defined constants appropriately.
13857 2002-01-27 Kazu Hirata <kazu@hxi.com>
13859 * config/h8300/h8300.c (function_arg): Remove redundant code.
13861 2002-01-26 Richard Henderson <rth@redhat.com>
13863 * sched-deps.c (reg_pending_uses_head): New.
13864 (reg_pending_barrier): Rename from reg_pending_sets_all.
13865 (find_insn_list): Don't mark inline.
13866 (find_insn_mem_list): Remove.
13867 (add_dependence_list, add_dependence_list_and_free): New.
13868 (flush_pending_lists): Replace only_write param with separate
13869 for_read and for_write parameters. Update all callers. Use
13870 add_dependence_list_and_free.
13871 (sched_analyze_1): Do not add reg dependencies here; just set
13872 the pending bits. Use add_dependence_list.
13873 (sched_analyze_2): Likewise.
13874 (sched_analyze_insn): Replace schedule_barrier_found with
13875 reg_pending_barrier. Add all dependencies for pending reg
13876 uses, sets, and clobbers.
13877 (sched_analyze): Don't add reg dependencies for calls, just
13878 set pending bits. Use regs_invalidated_by_call. Treat
13879 sched_before_next_call as a normal list, not a fake insn.
13880 (init_deps): No funny init for sched_before_next_call.
13881 (free_deps): Free pending mems lists. Don't zero reg_last.
13882 (init_deps_global): Init reg_pending_uses.
13883 (finish_deps_global): Free it.
13884 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
13885 (find_insn_mem_list): Remove.
13886 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
13887 (propagate_deps): Use them. Zero temp mem lists.
13889 2002-01-26 Richard Henderson <rth@redhat.com>
13891 * Makefile.in (CRTSTUFF_CFLAGS): New.
13892 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
13893 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
13894 crtstuff.c instead of alpha assembly version.
13895 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
13896 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
13897 not FORCE_{INIT,FINI}_SECTION_ALIGN.
13898 (__do_global_dtors_aux): Mark used.
13899 (frame_dummy, __do_global_ctors_aux): Mark used.
13900 (fini_dummy, init_dummy): Remove.
13902 * config/alpha/crtbegin.asm: Remove file.
13903 * config/alpha/crtend.asm: Remove file.
13904 * config/alpha/t-crtbe: Remove file.
13905 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
13906 (LINK_EH_SPEC): New.
13908 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
13909 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
13910 calling constructors.
13911 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
13913 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
13914 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
13915 CRT_END_INIT_DUMMY hack.
13916 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
13917 FORCE_{INIT,FINI}_SECTION_ALIGN.
13919 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
13920 FORCE_{INIT,FINI}_SECTION_ALIGN.
13922 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
13923 invocation sequence.
13924 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
13926 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
13927 (FORCE_CODE_SECTION_ALIGN): New.
13929 2002-01-26 Richard Henderson <rth@redhat.com>
13931 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
13933 2002-01-26 Richard Henderson <rth@redhat.com>
13935 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
13936 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
13938 2002-01-26 Kazu Hirata <kazu@hxi.com>
13940 * config/h8300/h8300.md: Remove bit extraction patterns that
13941 cannot be triggered.
13942 Restrict each bit extraction pattern to a variant on which the
13945 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
13947 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
13949 2002-01-26 Kazu Hirata <kazu@hxi.com>
13951 * config/h8300/h8300.md: Remove bit test patterns that cannot
13953 Restrict each bit test pattern to a variant on which the
13956 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13958 * builtins.c (expand_builtin_strncat): Remove redundant check for
13961 2002-01-25 David O'Brien <obrien@FreeBSD.org>
13963 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
13965 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
13968 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
13970 * dbxout.c (dbxout_init): Use assemble_name rather than just
13971 stripping off the first character.
13972 (dbxout_source_file): Likewise.
13974 2002-01-25 DJ Delorie <dj@redhat.com>
13976 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
13977 using rtx_equal_p, not by comparing pointers.
13979 2002-01-25 Steve Ellcey <sje@cup.hp.com>
13981 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
13982 for PIC_OFFSET_TABLE_REGNUM.
13983 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
13985 2002-01-25 David O'Brien <obrien@FreeBSD.org>
13987 * config.gcc (x86_64-*-freebsd*): New target.
13988 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
13990 (i[34567]86-*-freebsd*): Don't include svr4.h.
13991 * config/i386/freebsd64.h: New file.
13993 2002-01-25 Douglas B Rupp <rupp@gnat.com>
13995 * config/alpha/x-vms (version): Make static.
13997 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
13998 in previous checkin.
14000 * Makefile.in (install-headers-cp): New target.
14001 * config.gcc (alpha-dec-*vms*): Install headers with
14004 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
14006 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
14009 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14011 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
14012 of compare_tree_int.
14013 (expand_builtin_strncat): Likewise.
14014 * c-decl.c (finish_struct): Use tree_low_cst.
14015 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
14016 * tree.c (compare_tree_int): Likewise.
14018 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
14020 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
14021 adjustments even if they are implemented by more than two insns.
14023 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
14025 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
14026 * df.h (struct ref): Kill B.
14027 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
14029 * basic-block.h (PROP_EQUAL_NOTES): New flag.
14030 * flow.c (propagate_one_insn): Use it.
14031 (mark_used_regs): Handle NIL.
14033 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14035 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
14038 2002-01-25 David Edelsohn <edelsohn@gnu.org>
14040 * rs6000.md (prefetch): Make address V4SI mode so that the address
14041 is restricted to legitimate form for instruction.
14043 2002-01-25 Bob Wilson <bob.wilson@acm.org>
14045 * doc/install.texi (xtensa-*-elf): New target.
14046 (xtensa-*-linux*): New target.
14047 * doc/contrib.texi: Add myself.
14049 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
14051 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
14052 purpose register to hold an SImode (or smaller) value.
14054 2002-01-25 Jakub Jelinek <jakub@redhat.com>
14056 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
14058 * crtstuff.c: Likewise.
14060 2002-01-25 Kazu Hirata <kazu@hxi.com>
14062 * config/h8300/h8300.md (negation patterns): Tighten
14063 predicates to register_operand.
14065 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
14067 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
14070 * builtins.c (expand_builtin_prefetch): Same.
14072 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14074 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
14077 2002-01-24 Kazu Hirata <kazu@hxi.com>
14079 * config/h8300/h8300.c (print_operand): Remove support for
14080 operand character 'A'.
14081 * config/h8300/h8300.md (three anonymous patterns): Replace
14082 operand character 'A' with either 'T' or 'S'.
14084 2002-01-24 Kazu Hirata <kazu@hxi.com>
14086 * config/h8300/h8300.c (print_operand): Remove support for
14087 operand character 'U'.
14089 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
14091 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
14093 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
14095 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
14096 values to be assigned to the stack pointer.
14098 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
14100 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
14101 to const_double needs to be done right for big-endian systems.
14103 2002-01-24 Jason Merrill <jason@redhat.com>
14106 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
14107 to can_throw_internal.
14109 2002-01-23 Richard Henderson <rth@redhat.com>
14111 * fold-const.c (fold): Change UINT_MAX test to check vs precision
14112 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
14114 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14116 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
14117 (symGOT2reg): Use them, then set as GOT value as unchanging.
14118 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
14119 as a temporary, if possible.
14120 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
14121 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
14123 2002-01-23 Kazu Hirata <kazu@hxi.com>
14125 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
14126 accept to accept 0x80 as operands[2].
14128 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14130 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
14132 2002-01-23 Richard Henderson <rth@redhat.com>
14134 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
14136 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
14138 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
14139 (parmlist_or_identifiers_1): Verify that only a parmlist follows
14142 2002-01-23 Richard Henderson <rth@redhat.com>
14144 * expr.c (move_by_pieces_1): Extend size before negation.
14146 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
14147 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
14148 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
14149 * config/m68k/t-m68kelf: Likewise.
14151 2002-01-23 Bob Wilson <bob.wilson@acm.org>
14153 * config/xtensa/elf.h: New file.
14154 * config/xtensa/lib1funcs.asm: New file.
14155 * config/xtensa/lib2funcs.S: New file.
14156 * config/xtensa/linux.h: New file.
14157 * config/xtensa/t-xtensa: New file.
14158 * config/xtensa/xtensa-config.h: New file.
14159 * config/xtensa/xtensa-protos.h: New file.
14160 * config/xtensa/xtensa.c: New file.
14161 * config/xtensa/xtensa.h: New file.
14162 * config/xtensa/xtensa.md: New file.
14163 * config.gcc (xtensa-*-elf*): New target.
14164 (xtensa-*-linux*): New target.
14165 * cse.c (canon_hash): Compare rtx pointers instead of register
14166 numbers. This is required for the Xtensa port.
14167 * integrate.c (copy_insn_list): Handle case where the static
14168 chain is in memory and the memory address has to be copied to
14170 * doc/invoke.texi (Option Summary): Add Xtensa options.
14171 (Xtensa Options): New node.
14172 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
14174 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14176 * diagnostic.c (internal_error): Do ICE suppression only
14177 when ENABLE_CHECKING is not defined.
14179 * c-typeck.c (require_complete_type): Return error_mark_node
14180 if type is error_mark_node.
14182 2002-01-23 Janis Johnson <janis187@us.ibm.com>
14184 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
14185 -Os and issue a warning.
14187 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14189 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
14190 current (lack of) need for host configuration by hand.
14192 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
14193 references. Documentation of some target macros moved from
14194 hostconfig.texi to tm.texi.
14196 2002-01-23 Will Cohen <wcohen@redhat.com>
14198 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
14201 2002-01-23 Kazu Hirata <kazu@hxi.com>
14203 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
14206 2002-01-23 Jason Merrill <jason@redhat.com>
14208 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
14210 * function.c (assign_parms): Don't put args of inline functions
14211 into registers when not optimizing.
14213 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
14215 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
14216 (prologue_use): New pattern.
14217 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
14218 preference to gen_rtx_USE.
14219 (thumb_expand_prologue): Use gen_prologue_use in preference to
14221 (thumb_expand_epilogue): Use gen_prologue_use in preference to
14224 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
14226 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
14228 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
14231 * doc/extend.texi: Correct documentation of __alignof__.
14233 2002-01-22 Zack Weinberg <zack@codesourcery.com>
14235 * params.h: Rename arguments of DEFPARAM so that it will be
14236 recognized as a translation keyword.
14238 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14240 * extend.texi: Document altivec functions.
14241 Fix N-bit adjectives in X86 builtin documentation.
14243 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14245 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
14246 auto_inc_dec values.
14248 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
14250 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
14252 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
14254 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14256 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
14258 2002-01-22 Richard Henderson <rth@redhat.com>
14260 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
14261 copy_insn not copy_rtx.
14263 2002-01-23 Alan Modra <amodra@bigpond.net.au>
14265 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
14266 "nonzero" as that might add "1" bits. Ensure "constop" is
14267 properly sign extened.
14268 (force_to_mode): Tweak for sign extended constop.
14270 2002-01-22 Richard Henderson <rth@redhat.com>
14272 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
14273 for_each_rtx instead of assuming we're already looking at the MEM.
14274 (split_small_symbolic_mem_operand): Likewise.
14275 * config/alpha/alpha.h (PREDICATE_CODES): Update.
14276 * config/alpha/alpha.md (small symbolic memory splitters): Update.
14278 2002-01-22 Richard Henderson <rth@redhat.com>
14280 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
14281 sequence number for the literal.
14282 (divmoddi_internal_er): Likewise.
14284 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14287 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
14288 in LIBICONV variable.
14289 * configure: Regenerated.
14291 2002-01-22 Krister Walfridsson <cato@df.lth.se>
14293 * dependence.c (build_def_use): Remove array_idx.
14295 * dwarfout.c (last_filename): Remove.
14296 (output_compile_unit_die): Remove last_filename.
14298 2002-01-22 Roger Sayle <roger@eyesopen.com>
14299 Richard Henderson <rth@redhat.com>
14302 * fold-const.c (fold): Optimize unsigned comparisons against
14303 UINT_MAX (and similar unsigned constants).
14305 2002-01-22 Janis Johnson <janis187@us.ibm.com>
14307 * Makefile.in (loop.o): Depend on OPTABS_H.
14308 * loop.c (emit_prefetch_instructions): Check the prefetch operand
14309 against the predicate.
14312 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
14313 for the address operand.
14315 2002-01-22 Richard Henderson <rth@redhat.com>
14317 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
14319 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14322 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
14323 preprocessor flags.
14325 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
14327 * config.gcc (x86_64-*-netbsd*): New target.
14328 * config/i386/netbsd64.h: New file.
14330 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14332 * regrename.c (kill_value): Fix typo.
14334 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14336 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
14338 * config/rs6000/rs6000.h: Same.
14340 * function.c (instantiate_virtual_regs): Remove
14341 STARTING_FRAME_PHASE.
14342 (assign_stack_local_1): Same.
14343 Calculate frame phase.
14345 2002-01-22 Nick Clifton <nickc@redhat.com>
14347 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
14348 variable declaration to outer scope in order to simplify
14350 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
14351 arm_hard_regno_mode_ok.
14352 * config/arm/arm-protos.h: Add a prototype for
14353 arm_hard_regno_mode_ok.
14354 * config/arm/arm.c (soft_df_operand): Remove now redundant
14355 check for DImode values using IP_REGNUM.
14356 (nonimmediate_soft_df_operand): Remove now redundant check for
14357 DImode values using IP_REGNUM.
14358 (arm_hard_regno_mode_ok): New function. New check: make sure
14359 that DImode values are not stored in IP_REGNUM.
14361 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
14363 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
14365 2002-01-22 Jason Merrill <jason@redhat.com>
14367 * c-semantics.c (genrtl_compound_stmt): Only check nesting
14368 consistency if this COMPOUND_STMT is scoped.
14370 2002-01-22 Kazu Hirata <kazu@hxi.com>
14372 * predict.c: Fix formatting.
14373 * print-tree.c: Likewise.
14374 * protoize.c: Likewise.
14375 * real.h: Likewise.
14377 * sbitmap.h: Likewise.
14378 * scan.c: Likewise.
14379 * sched-deps.c: Likewise.
14380 * sched-vis.c: Likewise.
14381 * sdbout.c: Likewise.
14382 * sibcall.c: Likewise.
14384 * ssa-ccp.c: Likewise.
14385 * ssa-dce.c: Likewise.
14386 * stmt.c: Likewise.
14387 * stor-layout.c: Likewise.
14388 * system.h: Likewise.
14390 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14392 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
14393 if fits in bounds of base type.
14395 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
14396 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
14397 (add_bound_info, default): If can't find a context, make a
14399 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
14401 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
14403 * c-typeck.c (parser_build_binary_op): If result from
14404 build_binary_op is ERROR_MARK just return error_mark_node without
14405 further processing.
14407 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
14409 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
14410 Split a.out-specific bits into...
14411 * config/netbsd-aout.h: ...this.
14412 * config/netbsd-elf.h: New file.
14413 * config/alpha/netbsd-elf.h: Remove.
14414 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
14415 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
14416 (STARTFILE_SPEC): Remove redundant definition.
14417 (ENDFILE_SPEC): Likewise.
14418 (LINK_SPEC): Likewise.
14419 (CPP_SPEC): Likewise.
14420 (ASM_SPEC): Likewise.
14421 (LIB_SPEC): Likewise.
14422 (SWITCH_TAKES_ARG): Likewise.
14423 (TARGET_MEM_FUNCTIONS): Likewise.
14424 (CPP_PREDEFINES): Redefine.
14425 (ASM_FINAL_SPEC): Remove redefinition.
14426 (ASM_COMMENT_START): Redefine.
14427 (FUNCTION_PROFILER): Define.
14428 (TARGET_VERSION): Redefine.
14429 Comment and formatting cleanup.
14430 * config/i386/netbsd.h: Include <netbsd-aout.h>.
14431 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
14432 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
14433 big- or little-endian.
14434 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
14435 * config.gcc (*-*-netbsd*): Add definitions common to all
14437 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
14438 gnu_ld definitions. Add netbsd-elf.h to and remove
14439 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
14440 tmake_file, and don't lose previous tmake_file contents.
14441 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
14442 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
14443 gnu_ld definitions. Add netbsd-elf.h to tm_file.
14444 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
14445 (mipsel-*-netbsd*): Rename this to...
14446 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
14447 mips/little.h to tm_file for mips*el-*.
14448 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
14449 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
14450 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
14452 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14454 * pa-protos.h (reg_before_reload_operand): New function prototype.
14455 * pa.c (reg_before_reload_operand): New function implementation.
14456 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
14457 contraints to "*m".
14459 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14461 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
14463 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14465 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
14466 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
14467 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
14468 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
14469 (ENDFILE_SPEC): Undefine.
14470 (STARTFILE_SPEC): Redefine for PA.
14472 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14474 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
14476 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
14478 * config.gcc: Add entries to supported PowerPC --with-cpu
14481 2002-01-21 Jakub Jelinek <jakub@redhat.com>
14483 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
14484 true for 64-bit mode only SSE registers in 32-bit mode.
14486 2002-01-21 Kazu Hirata <kazu@hxi.com>
14488 * unwind-dw2.c: Fix formatting.
14489 * unwind-dw2-fde.c: Likewise.
14490 * unwind-dw2-fde.h: Likewise.
14491 * unwind-pe.h: Likewise.
14492 * varasm.c: Likewise.
14493 * varray.h: Likewise.
14495 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14497 Remove workaround for register stack overwrite bug in mmix.
14498 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
14499 support for TARGET_REG_STACK_FILL_BUG.
14500 * config/mmix/mmix.h: Remove member has_call_without_parameters.
14501 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
14503 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
14504 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
14505 -mno-reg-stack-fill-bug-workaround.
14506 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
14507 machine member has_call_without_parameters.
14508 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
14509 -mreg-stack-fill-bug-workaround and
14510 -mno-reg-stack-fill-bug-workaround.
14511 (MMIX Options): Ditto.
14513 2002-01-21 Kazu Hirata <kazu@hxi.com>
14515 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
14517 Remove redundant code.
14519 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
14521 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
14522 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
14523 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
14524 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
14525 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
14526 out target macro definitions and non-target-specific comments
14527 mostly taken from old versions of the manual.
14529 2002-01-20 Kazu Hirata <kazu@hxi.com>
14531 * config/h8300/h8300.h: Fix comment formatting.
14532 * config/ia64/aix.h: Likewise.
14533 * config/ia64/ia64-protos.h: Likewise.
14534 * config/ia64/ia64.c: Likewise.
14535 * config/ia64/ia64.h: Likewise.
14536 * config/ia64/ia64intrin.h: Likewise.
14537 * config/ia64/linux.h: Likewise.
14538 * config/ia64/unwind-aix.c: Likewise.
14539 * config/ia64/unwind-ia64.c: Likewise.
14541 2002-01-20 Kazu Hirata <kazu@hxi.com>
14543 * config/h8300/h8300.c: Revise comments about shift code.
14545 2002-01-20 Kazu Hirata <kazu@hxi.com>
14547 * config/h8300/h8300.c (function_arg): Update a comment.
14549 2002-01-20 Kazu Hirata <kazu@hxi.com>
14551 * config/h8300/h8300.md: Update the comments at the beginning
14554 2002-01-20 Kazu Hirata <kazu@hxi.com>
14556 * config/i370/i370.c: Fix comment formatting.
14557 * config/i370/i370.h: Likewise.
14558 * config/i370/i370.md: Likewise.
14559 * config/i370/linux.h: Likewise.
14561 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14563 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
14565 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
14566 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
14567 in incomplete case.
14569 2002-01-20 Graham Stott <grahams@redhat.com>
14571 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
14573 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
14575 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
14577 2002-01-19 Tom Rix <trix@redhat.com>
14579 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
14581 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
14583 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
14585 * function.c (assign_stack_local_1): Adjust x_frame_offset with
14586 STARTING_FRAME_PHASE.
14587 (STARTING_FRAME_PHASE): New.
14588 (instantiate_virtual_regs): Check saneness of
14589 STARTING_FRAME_PHASE.
14591 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
14593 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
14595 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
14597 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
14599 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
14600 be used for bootstrapping GCC 3.0.
14602 2002-01-18 Kazu Hirata <kazu@hxi.com>
14604 * config/h8300/h8300.md: Fix an insn length.
14606 2002-01-18 Kazu Hirata <kazu@hxi.com>
14608 * bitmap.h: Fix comment formatting.
14609 * combine.c: Likewise.
14610 * cppfiles.c: Likewise.
14611 * c-pragma.h: Likewise.
14612 * c-typeck.c: Likewise.
14614 * dwarf2out.c: Likewise.
14615 * function.c: Likewise.
14617 * genattrtab.c: Likewise.
14618 * gthr-win32.h: Likewise.
14619 * haifa-sched.c: Likewise.
14620 * predict.c: Likewise.
14621 * rtlanal.c: Likewise.
14623 * unwind-dw2-fde.h: Likewise.
14624 * unwind-pe.h: Likewise.
14625 * vmsdbgout.c: Likewise.
14627 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14629 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
14630 if type_required and passed decl.
14632 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
14634 * config.gcc (cpu_type): Include altivec.h in powerpc
14638 * config/rs6000/altivec.h: New.
14640 2002-01-17 David Edelsohn <edelsohn@gnu.org>
14642 * doc/install.texi (*-ibm-aix*): Update assembler and exception
14643 handling information.
14644 * doc/trouble.texi (Interoperation): Add libstdc++ information
14646 (Misunderstandings): Add template instantiation and static template
14647 member information for AIX.
14649 2002-01-17 Jason Merrill <jason@redhat.com>
14651 * dbxout.c (dbxout_type): Support const and volatile.
14653 * except.c (add_partial_entry): Remove backwards compatibility code.
14654 (end_protect_partials): Likewise.
14656 2002-01-17 Jakub Jelinek <jakub@redhat.com>
14658 * config/ia64/ia64.md (prologue_use): New.
14659 * config/ia64/ia64.c (ia64_expand_prologue): Use
14660 gen_prologue_use instead of gen_rtx_USE.
14661 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
14662 as CODE_FOR_pred_rel_mutex.
14663 (ia64_sched_reorder2): Likewise.
14665 2002-01-16 Eric Christopher <echristo@redhat.com>
14667 * config/mips/r3900.h: Reformat.
14668 (SUBTARGET_CPP_SIZE_SPEC): Remove.
14669 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
14670 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
14671 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
14672 * config/mips/t-elf: Remove mips3 multilib.
14674 2002-01-16 H.J. Lu <hjl@gnu.org>
14676 * config/mips/linux.h: Include "mips/abi64.h".
14678 2002-01-16 H.J. Lu <hjl@gnu.org>
14680 * config/mips/t-linux: New.
14682 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
14684 * config/mips/linux.h: Don't include "gofast.h".
14685 (INIT_SUBTARGET_OPTABS): Removed.
14687 2002-01-16 Kazu Hirata <kazu@hxi.com>
14689 * config/h8300/h8300-protos.h: Replace emit_a_shift with
14691 * config/h8300/h8300.c: Likewise.
14692 * config/h8300/h8300.md: Likewise.
14694 2002-01-16 Kazu Hirata <kazu@hxi.com>
14696 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
14697 spaces after an opcode name.
14698 (pushqi1_h8300hs): Likewise.
14699 (pushhi1_h8300hs): Likewise.
14701 2002-01-16 Kazu Hirata <kazu@hxi.com>
14703 * doc/extend.texi: Replace "option" with "attribute"
14706 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14708 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
14709 (and:DI () (const_int -8)).
14710 (split_small_symbolic_mem_operand): Split
14711 (mem (and:DI () (const_int -8)).
14713 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14716 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
14717 same way as TYPE_IMUL.
14718 (ultrasparc_sched_reorder): Likewise.
14719 * config/sparc/sparc.md (type): Add comment to update
14720 ultrasparc_sched_reorder when making changes.
14722 2002-01-16 Kazu Hirata <kazu@hxi.com>
14724 * doc/invoke.texi: Change the dump file name of block
14725 reordering pass from 28.bbro to 29.bbro.
14726 Mention -dk option.
14728 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
14730 * i386.md (minsf splitter): Fix pasto.
14732 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
14734 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
14735 to frame pointer initialisation instruction.
14736 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
14737 initialisation instruction.
14738 (soft_df_operand): Do not accept the IP register.
14739 (nonimmediate_soft_df_operand): Do not accept the IP register.
14741 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14744 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
14745 MASK_V8 being both set.
14747 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
14749 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
14750 insn for GOT register; add REG_MAYBE_DEAD notes instead.
14751 config/s390/s390.md (call, call_value): Add GOT register to
14752 CALL_INSN_FUNCTION_USAGE where needed.
14753 (call_exp, call_value_exp): New.
14755 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
14757 * config/arm/arm.c: General formatting tidy up.
14759 2002-01-16 Graham Stott <grahams@redhat.com>
14761 * calls.c (try_to_integrate): Use "(size_t)" intermediate
14762 cast and when casting an integer literal to "rtx" pointer.
14763 (expand_call): Likewise.
14764 * flow.c (try_pre_increment): Likewise.
14765 (find_use_as_address): Likewise.
14766 * integrate.c (expand_iline_function): Likewise.
14767 * regmove.c (try_auto_increment): Likewise.
14769 2002-01-16 Graham Stott <grahams@redhat.com>
14771 * sched-rgn.c (passed): Use sbitmap_free.
14772 (header): Likewise.
14774 (in_queue): Likewise.
14775 (in_stack): Likewise.
14777 2002-01-15 Eric Christopher <echristo@redhat.com>
14779 * flow.c (propagate_one_insn): Change to use fatal_insn.
14781 2002-01-15 Kazu Hirata <kazu@hxi.com>
14783 * expmed.c (extract_fixed_bit_field): Remove unused code.
14784 * system.h: Poison SLOW_ZERO_EXTEND.
14785 * doc/tm.texi: Remove.
14786 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
14787 * config/arm/arm.h: Likewise.
14788 * config/avr/avr.h: Likewise.
14789 * config/clipper/clipper.h: Likewise.
14790 * config/convex/convex.h: Likewise.
14791 * config/d30v/d30v.h: Likewise.
14792 * config/dsp16xx/dsp16xx.h: Likewise.
14793 * config/elxsi/elxsi.h: Likewise.
14794 * config/fr30/fr30.h: Likewise.
14795 * config/h8300/h8300.h: Likewise.
14796 * config/i370/i370.h: Likewise.
14797 * config/i386/i386.h: Likewise.
14798 * config/m68k/m68k.h: Likewise.
14799 * config/mips/mips.h: Likewise.
14800 * config/ns32k/ns32k.h: Likewise.
14801 * config/pdp11/pdp11.h: Likewise.
14802 * config/pj/pj.h: Likewise.
14803 * config/s390/s390.h: Likewise.
14804 * config/sh/sh.h: Likewise.
14805 * config/stormy16/stormy16.h: Likewise.
14806 * config/v850/v850.h: Likewise.
14807 * config/vax/vax.h: Likewise.
14808 * config/we32k/we32k.h: Likewise.
14810 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
14812 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
14813 (altivec_lvsl): Change constraint to b.
14814 (altivec_lvsr): Same.
14815 (altivec_lvebx): Same.
14816 (altivec_lvehx): Same.
14817 (altivec_lvewx): Same.
14818 (altivec_lvxl): Same.
14819 (altivec_lvx): Same.
14820 (altivec_stvx): Add parallel.
14821 (altivec_stvxl): Same.
14822 (altivec_stvehx): Same.
14823 (altivec_stvebx): Same.
14824 (altivec_stvebx): Same.
14826 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
14828 * config.gcc: Change altivec.h to altivec-defs.h.
14830 * config/rs6000/altivec.h: Delete.
14832 * config/rs6000/altivec-defs.h: Add.
14834 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
14836 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
14839 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
14840 less than or equal to eight bytes.
14842 * vax.md (andsi3): Remove constraints and change SET destination
14843 operand type to nonimmediate_operand.
14844 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
14845 when it is a CONST_INT.
14847 2002-01-15 Jason Merrill <jason@redhat.com>
14849 * c-common.def (FILE_STMT): New code.
14850 * c-common.c (statement_code_p): It's a statement.
14851 * c-common.h (stmt_tree_s): Add x_last_filename.
14852 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
14853 (last_expr_filename): New macro.
14854 * c-semantics.c (begin_stmt_tree): Initialize it.
14855 (add_stmt): If the filename changed, also insert a
14857 (expand_stmt): Handle seeing one.
14859 2002-01-15 Eric Christopher <echristo@redhat.com>
14861 * flow.c (propagate_one_insn): Add error message and print out
14862 insn for debugging.
14864 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
14866 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
14867 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
14868 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
14869 TRAMPOLINE_ALIGNMENT.
14870 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
14872 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
14873 PCC_BITFIELD_TYPE_MATTERS.
14874 * config/interix.h (STDC_VALUE): Remove. Use
14875 STDC_0_IN_SYSTEM_HEADERS.
14876 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
14877 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
14878 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
14880 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
14882 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
14883 not work on this platform currently.
14885 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
14887 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
14888 readonly_warning in _().
14890 2002-01-15 Douglas B Rupp <rupp@gnat.com>
14892 * gcc.c (delete_if_ordinary): Backout previous change.
14894 2002-01-15 Kazu Hirata <kazu@hxi.com>
14896 * config/h8300/h8300.c (print_operand): Remove support for
14897 unused operand characters.
14899 * read-rtl.c: Fix formatting.
14900 * real.c: Likewise.
14901 * recog.c: Likewise.
14902 * regclass.c: Likewise.
14903 * regmove.c: Likewise.
14904 * reg-stack.c: Likewise.
14905 * reload1.c: Likewise.
14906 * rtlanal.c: Likewise.
14908 2002-01-15 Kazu Hirata <kazu@hxi.com>
14910 * config/i386/i386.c: Fix formatting.
14912 2002-01-15 Jakub Jelinek <jakub@redhat.com>
14914 * c-typeck.c (process_init_element): Don't save_expr
14915 COMPOUND_LITERAL_EXPR if just its initializer will be used.
14917 2002-01-15 David Edelsohn <edelsohn@gnu.org>
14919 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
14920 emit optional traceback table if optimize_size or TARGET_ELF.
14921 * config/rs6000/rs6000.md (prefetch): New.
14923 2002-01-15 Andreas Jaeger <aj@suse.de>
14925 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
14927 2002-01-15 Kazu Hirata <kazu@hxi.com>
14929 * mips-tfile.c: Fix formatting.
14931 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
14933 * unroll.c (final_reg_note_copy): Fix previous commit.
14935 2002-01-14 Kazu Hirata <kazu@hxi.com>
14937 * config/h8300/h8300-protos.h: Remove the prototype for
14939 * config/h8300/h8300.c (eq_operator): Remove.
14941 2002-01-14 Richard Henderson <rth@redhat.com>
14943 * config/i386/i386.md (prefetch): Tidy.
14944 (prefetch_3dnow): Fix locality operand.
14946 2002-01-14 Richard Henderson <rth@redhat.com>
14948 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
14949 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
14951 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
14953 * reload1.c (reload_combine): Pass reg_sum replacement through
14954 copy_rtx in loop performing multiple changes.
14956 2002-01-14 Jakub Jelinek <jakub@redhat.com>
14958 * except.c (remove_unreachable_regions): New.
14959 (free_eh_status): Clear exception_handler_labels.
14960 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
14961 (find_exception_handler_labels): Don't add the same label more than
14963 (remove_exception_handler_label): Don't die if
14964 find_exception_handler_labels hasn't been called for the current
14967 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
14969 * toplev.c (rest_of_compilation): Rebuild jump labels after
14972 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
14974 * doc/extend.texi: Move documentation of X86 built-in functions
14976 * doc/invoke.texi: From here.
14977 * doc/sourcebuild.texi: Document location of documentation for
14978 machine built-in functions.
14980 2002-01-13 Christopher Faylor <cgf@redhat.com>
14982 * cppfiles.c (TEST_THRESHOLD): New macro.
14983 (SHOULD_MMAP): Ditto.
14984 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
14987 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
14989 * unroll.c (final_reg_note_copy): Properly handle
14991 (unroll_loops): Fix LOOP_CONDITION heuristics.
14993 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
14995 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
14996 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
14998 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
15000 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
15003 2002-01-14 Tom Rix <trix@redhat.com>
15005 * config/rs6000/rs6000.md: Fix typo with sradi.
15007 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
15009 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
15010 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
15011 (clrstrdi, clrstrsi): Adapt callers.
15013 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
15015 (movti splitter): Never use register 0 as base register.
15017 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15019 * combine.c (simplify_shift_const): Always generate new rtx
15020 for shift expression instead of reusing given expression.
15022 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15024 * config/alpha/alpha.c (alpha_expand_mov): Don't call
15025 alpha_legitimize_address unless mode is Pmode.
15027 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
15029 * doc/md.texi (Modifiers): Document the '*' constraint for the
15032 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
15033 * doc/extend.texi (Function Attributes): 'interrupt' is valid
15036 2002-01-13 Richard Henderson <rth@redhat.com>
15038 * reload.c (find_reloads): Use a hard reg destination as reload reg
15039 for an input reload of the source.
15041 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15043 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
15046 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
15048 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15049 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15051 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
15053 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15055 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
15057 2002-01-12 Tom Rix <trix@redhat.com>
15059 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
15062 2002-01-12 Richard Henderson <rth@redhat.com>
15064 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
15066 * doc/invoke.texi: Update Alpha options.
15068 * doc/invoke.texi: Update i386 built-in function lists.
15070 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
15072 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
15073 referencing outside.
15075 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15077 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
15078 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
15079 offsets, and change line folding.
15080 * optabs.c (expand_binop): Remove warnings.
15081 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
15083 2002-01-12 Graham Stott <grahams@redhat.com>
15085 * attribs.c (handle_deprecated_attribute): constify WHAT.
15086 * diagnostic.c (warn_deprecated_use): Add braces, fixes
15087 dangling else warning and constify WHAT.
15088 * except.h (struct function, struct inline_remap): Move
15089 struct tag forward defs before all prototypes.
15090 (duplicate_eh_regions): Whitespace.
15092 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
15094 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
15095 MODE_BASE_REG_CLASS.
15096 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
15098 2002-01-12 Richard Henderson <rth@redhat.com>
15100 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
15101 (ix86_expand_vector_move): New.
15102 (bdesc_2arg): Remove andps, andnps, orps, xorps.
15103 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
15104 Remove old prefetch builtins. Special case the logicals removed above.
15105 (ix86_expand_builtin): Likewise.
15106 (safe_vector_operand): Use V4SFmode, not TImode.
15107 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
15108 (ix86_expand_timode_binop_builtin): New.
15109 * config/i386/i386-protos.h: Update.
15110 * config/i386/i386.h (enum ix86_builtins): Update.
15111 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
15112 Use ix86_expand_vector_move in vector move expanders.
15113 (movti_internal, movti_rex64): Add xorps alternative.
15114 (sse_clrv4sf): Rename and adjust from sse_clrti.
15115 (prefetch): Don't work so hard.
15116 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
15117 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
15118 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
15120 2002-01-11 Richard Henderson <rth@redhat.com>
15122 * config/i386/mmintrin.h: New file.
15123 * config/i386/xmmintrin.h: New file.
15124 * config.gcc (i?86-*-*): Add extra_headers.
15125 * simplify-rtx.c (simplify_unary_operation): Handle saturating
15127 (simplify_binary_operation): Handle saturating arithmetic codes.
15128 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
15129 not the lowpart subreg.
15130 (ix86_expand_builtin): Return a TImode dummy register instead of 0
15132 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
15134 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15136 * conflict.c (conflict_graph_compute): Free regsets when finished.
15137 * ssa.c (compute_coalesced_reg_partition): Likewise.
15139 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15141 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
15142 every where we allocate a register.
15144 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15146 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
15147 * lcm.c (compute_earliest, compute_farthest): Likewise.
15149 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15151 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
15153 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15155 * doc/rtl.texi (Insns): Fix 2 typos.
15157 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
15159 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
15160 options. Use @table @gcctabopt for MMIX options. Add index
15161 entries for MMIX options. Start new paragraph with first
15162 heading of the machine-dependent options.
15164 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
15167 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
15168 * combine.c (force_to_mode): Same.
15169 * reload1.c (clear_reload_reg_in_use): Same.
15171 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
15173 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
15176 2002-01-11 Andreas Jaeger <aj@suse.de>,
15177 Brad Lucier <lucier@math.purdue.edu>
15179 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
15182 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
15184 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
15185 Protect with IN_LIBGCC.
15186 (LINK_EH_SPEC): Add required trailing space.
15188 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
15190 * c-tree.h: Move function declarations so that they are listed
15191 under the filename which contains them.
15192 (check_identifier, finish_decl_top_level,
15193 lookup_name_current_level_global, shadow_record_fields): Remove.
15195 2002-01-11 Andreas Jaeger <aj@suse.de>
15197 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
15200 2002-01-10 Richard Henderson <rth@redhat.com>
15202 * config/alpha/alpha.c (print_operand): Add 'J'.
15203 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
15204 new operand with the sequence number for the lituse. When splitting
15205 the insns, use gen_movdi_er_high_g and generate a sequence number.
15206 (gen_movdi_er_high_g): Print the sequence number if non-zero.
15208 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
15210 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
15211 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
15213 (altivec_expand_builtin): Same.
15214 (altivec_expand_stv_builtin): New.
15216 * config/rs6000/rs6000.h (rs6000_builtins): Same.
15218 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
15219 ("altivec_lvehx"): New.
15220 ("altivec_lvewx"): New.
15221 ("altivec_lvxl"): New.
15222 ("altivec_lvx"): New.
15223 ("altivec_stvx"): New.
15224 ("altivec_stvebx"): New.
15225 ("altivec_stvehx"): New.
15226 ("altivec_stvewx"): New.
15227 ("altivec_stvxl"): New.
15229 2002-01-10 Richard Henderson <rth@redhat.com>
15231 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
15232 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
15233 care not to delete instructions twice.
15235 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15237 * toplev.c: Don't declare environ (it's not used anywhere).
15238 * configure.in: Don't check for declaration of environ.
15239 * config/i386/xm-mingw32.h: Don't #define environ.
15240 * config.in, configure: Regenerate.
15242 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15244 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
15245 * configure: Regenerate.
15247 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
15248 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
15249 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
15251 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
15252 LIMITS_H_TEST here, not in m68k/x-next.
15253 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
15254 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
15256 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
15257 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
15258 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
15260 * config/i386/x-djgpp: Renamed i386/t-djgpp.
15261 * config/m88k/x-dolph: Renamed m88k/t-dolph.
15262 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
15263 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
15264 replacement of quadlib.asm with quadlib.c.
15266 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
15267 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
15268 config/rs6000/xm-beos.h: Delete file.
15270 * config.gcc: Update to match above changes.
15272 2002-01-10 Kazu Hirata <kazu@hxi.com>
15274 * config/h8300/h8300.h: Fix comment typos.
15275 * config/h8300/h8300.md: Likewise.
15276 * config/h8300/lib1funcs.asm: Likewise.
15278 2002-01-10 Dale Johannesen <dalej@apple.com>
15280 PR optimization/5269
15281 * unroll.c (precondition_loop_p): Make *increment be the correct
15282 sign when n_iterations known, to avoid confusing caller.
15284 2002-01-10 Kazu Hirata <kazu@hxi.com>
15286 * doc/extend.texi (deprecated): Fix a typo.
15288 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
15290 * basic-block.h (update_br_prob_note): Declare.
15291 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
15292 (try_forward_edges): Care negative frequencies and update note.
15293 (outgoing_edges_match): Tweek conditional merging heuristics.
15294 (try_crossjump_to_edge): use update_br_prob_note.
15295 * cfglayout.c (fixup_reorder_chain): Likewise.
15296 * cfrtl.c (update_br_prob_note): New.
15297 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
15299 * i386.c (ix86_decompose_address): Return -1 if address contains
15301 (legitimate_address_p): Require ix86_decompose_address to return 1.
15303 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
15304 (cprop_insn): Likewise.
15306 2002-01-10 Kazu Hirata <kazu@hxi.com>
15308 * toplev.c: Fix formatting.
15309 * tree.c: Likewise.
15310 * tree-dump.c: Likewise.
15311 * unroll.c: Likewise.
15312 * unwind-dw2.c: Likewise.
15313 * unwind-dw2-fde.c: Likewise.
15314 * unwind-dw2-fde-glibc.c: Likewise.
15315 * unwind-sjlj.c: Likewise.
15317 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15319 * doc/invoke.texi: Document PDP-11 options.
15321 2002-01-10 Kazu Hirata <kazu@hxi.com>
15323 * config/h8300/h8300.h: Fix formatting.
15325 2002-01-10 Ira Ruben <ira@apple.com>
15327 Add __attribute__ ((deprecated)).
15328 * extend.texi: Document __attribute__ ((deprecated)).
15329 * invoke.texi: Document -Wno-deprecated-declarations.
15330 * testsuite/g++.dg/other/deprecated.C: New C++ test.
15331 * testsuite/gcc.dg/deprecated.c: New C test.
15332 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
15333 (c_common_attribute_table): Add "deprecated" entry.
15334 (handle_deprecated_attribute): New function.
15335 * c-decl.c (deprecated_states): New enum.
15336 deprecated_state: State of "deprecated" handling.
15337 (start_decl): Set deprecated_state based on attributes.
15338 (grokdeclarator): Test for deprecated uses, propagate attribute.
15339 * c-typeck.c (build_component_ref): Test for deprecated fields.
15340 (build_external_ref): Test for deprecated primaries.
15341 * diagnostic.c (warn_deprecated_use) New function to issue
15342 warnings about __attribute__ ((depricated)) references.
15343 * flags.h (warn_deprecated_decl): Extern declared for
15344 -W[no-]deprecated-declarations option.
15345 * print-tree.c (print_node): Show deprecated flag status.
15346 * toplev.c (warn_deprecated_decl): Defined.
15347 (W_options): Added "deprecated-declaration".
15348 * toplev.h (warn_deprecated_use): Extern declared.
15349 * tree.h (struct tree_common): Define deprecated_flag.
15350 (TREE_DEPRECATED): New macro to access flag.
15351 * cp/call.c (build_call): Test for deprecated calls.
15352 * cp/class.c (add_implicitly_declared_members): Set global
15353 flag to tell grokdeclarator to not issue deprecated warnings.
15354 * cp/cp-tree.h: Add extern for adding_implicit_members.
15355 * cp/decl.c (deprecated_states): New enum.
15356 (start_decl): Set deprecated_state based on attributes.
15357 (grokdeclarator): Test for deprecated uses, propagate attribute.
15358 * cp/lex.c (do_identifier): Test for deprecated primaries.
15359 * cp/typeck.c (build_component_ref): Test for deprecated fields.
15361 2002-01-10 Ira Ruben <ira@apple.com>
15363 Fix to assign attributes to inline member functions.
15364 * cp/decl.c (start_method): Handle attrlist.
15366 2002-01-10 Kazu Hirata <kazu@hxi.com>
15368 * combine.c (expand_field_assignment): Use subreg_lsb().
15370 2002-01-10 David Edelsohn <edelsohn@gnu.org>
15372 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
15373 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
15374 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
15375 Recurse for any operand of AND as long as constant is non-zero.
15377 2002-01-10 Kazu Hirata <kazu@hxi.com>
15379 * config/h8300/h8300.md: Remove constraints from expanders.
15381 2002-01-10 Kazu Hirata <kazu@hxi.com>
15383 * varasm.c: Fix formatting.
15384 * varray.c: Likewise.
15385 * vmsdbgout.c: Likewise.
15386 * xcoffout.c: Likewise.
15388 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
15390 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
15391 update edge probabilities to match.
15393 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15395 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
15397 * doc/languages.texi, doc/sourcebuild.texi: New files.
15398 * doc/configfiles.texi: Make a subsubsection. Update.
15399 * doc/configterms.texi: Add @node. Remove warning that this isn't
15400 instructions for building GCC.
15401 * doc/makefile.texi: Make a subsection.
15402 * doc/gccint.texi: Update.
15404 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
15406 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
15408 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
15410 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
15412 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
15414 * optabs.c (expand_fix): Look for wider integer modes first.
15416 * i386.md (mov?f): Avoid the fake const double trick for medium
15418 (min?f*/max?f*): Prohibit memory operands for i387 variant.
15419 (fop_df_4): Disable for SSE compilation.
15421 2002-01-10 Graham Stott <grahams@redhat.com>
15423 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
15424 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
15426 2002-01-10 Richard Henderson <rth@redhat.com>
15428 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
15430 2002-01-10 Richard Henderson <rth@redhat.com>
15432 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
15433 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
15435 2002-01-10 Kazu Hirata <kazu@hxi.com>
15437 * combine.c (can_combine_p): Fix a comment typo.
15439 2002-01-09 Zack Weinberg <zack@codesourcery.com>
15441 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
15442 empty list correctly. Change loop index $t to $f for
15443 consistency with rest of Makefile.
15445 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
15447 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
15448 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15450 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
15451 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
15452 (altivec_init_builtins): Same.
15453 (altivec_expand_unop_builtin): Return NULL_RTX on error.
15454 (altivec_expand_binop_builtin): Same.
15455 (altivec_expand_ternop_builtin): Same.
15458 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
15459 ("altivec_vctuxs"): Fix typo.
15460 ("altivec_vnmsubfp"): Same.
15461 ("altivec_dssall"): New.
15462 ("altivec_mfvscr"): New.
15463 ("altivec_dss"): New.
15464 ("altivec_lvsl"): New.
15465 ("altivec_lvsr"): New.
15466 ("altivec_dstt"): New.
15467 ("altivec_dstst"): New.
15468 ("altivec_dststt"): New.
15469 ("altivec_dst"): New.
15471 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
15472 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15474 2002-01-09 Richard Henderson <rth@redhat.com>
15476 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
15478 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
15480 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
15482 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
15484 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
15486 2002-01-09 Kazu Hirata <kazu@hxi.com>
15488 * read-rtl.c: Fix formatting.
15489 * real.c: Likewise.
15490 * regclass.c: Likewise.
15491 * regrename.c: Likewise.
15492 * reg-stack.c: Likewise.
15493 * reload1.c: Likewise.
15494 * reload.c: Likewise.
15497 2002-01-09 Kazu Hirata <kazu@hxi.com>
15499 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
15500 to extract items in the expr_list chain.
15502 2002-01-09 Richard Henderson <rth@redhat.com>
15504 * config/vax/vax.c (vax_rtx_cost): Never abort.
15506 * config/vax/vax.h (REAL_ARITHMETIC): Define.
15508 2002-01-09 Jan Hubicka <jh@suse.cz>
15510 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
15512 2002-01-09 Richard Henderson <rth@redhat.com>
15514 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
15515 Unify code from various alternatives.
15517 2002-01-09 Richard Henderson <rth@redhat.com>
15519 * regrename.c (copy_value): Ignore the copy if the source register
15520 is present in the value chain with a narrower mode.
15522 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15524 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
15525 for the c4x target. Also improve layout.
15527 2002-01-09 Richard Henderson <rth@redhat.com>
15529 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
15530 * config/m32r/m32r.md (and ior xor splitters): Swap operands
15531 to match insn patterns.
15533 2002-01-09 Richard Henderson <rth@redhat.com>
15535 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
15536 (copyprop_hardreg_forward_1): Likewise.
15538 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
15540 * pa.md (decrement_and_branch_until_zero): Change predicate for
15541 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
15543 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
15545 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
15546 gets undefined. For Darwin.
15548 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15550 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
15552 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15554 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
15556 2002-01-08 Richard Henderson <rth@redhat.com>
15558 * regrename.c (copy_value): Ignore overlapping copies.
15560 2002-01-08 Richard Henderson <rth@redhat.com>
15562 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
15563 as needed to avoid shared structure.
15565 2002-01-08 Kazu Hirata <kazu@hxi.com>
15567 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
15570 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15572 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
15573 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
15574 documentation of obsolete macros.
15575 * system.h: Poison these macros.
15576 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
15577 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
15578 config/c4x/c4x.h, config/clipper/clipper.h,
15579 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
15580 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
15581 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
15582 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
15583 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
15584 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
15585 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
15586 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
15587 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
15588 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
15589 config/sparc/sparc.h, config/stormy16/stormy16.h,
15590 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
15591 definitions and commented out definitions of obsolete macros.
15592 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
15593 of MAX_INT_TYPE_SIZE.
15595 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
15597 * config/s390/s390.c (s390_preferred_reload_class): Never
15598 return ADDR_REGS if it isn't a subset of the given class.
15599 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
15600 FP_REGS, but all superclasses as well.
15602 * config/s390/s390.c (s390_function_profiler): Fix thinko.
15604 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
15605 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
15606 must not be a const_int.
15608 2002-01-08 Richard Henderson <rth@redhat.com>
15610 * Makefile.in (toplev.o): Depend on options.h.
15611 (gcc.o): Depend on specs.h.
15613 2002-01-08 Jakub Jelinek <jakub@redhat.com>
15615 * expr.c (store_expr): Convert VOIDmode constants back to target's
15618 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15620 * doc/invoke.texi: Markup gcc as @command. Refer to
15621 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
15622 of http://gcc.gnu.org/thanks.html.
15624 2002-01-08 Dale Johannesen <dalej@apple.com>
15626 * config/rs6000/rs6000.md: Add missing int register
15627 target case to movdf_low.
15629 2002-01-08 Zack Weinberg <zack@codesourcery.com>
15631 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
15632 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
15633 (cppinit.o): Depend on except.h.
15634 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
15635 s-specs): New rules.
15637 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
15638 Don't create specs.h/options.h/gencheck.h here. Remove
15639 unnecessary variable settings from last argument of AC_OUTPUT.
15640 * config.in, configure: Regenerate.
15641 * intl.c: Hardcode package name as "gcc".
15643 * cppinit.c: Include except.h.
15644 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
15646 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
15647 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
15648 (!)USING_SJLJ_EXCEPTIONS.
15649 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
15651 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15653 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
15654 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
15655 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
15656 documentation of obsolete macros.
15657 * system.h: Poison these macros.
15658 * config/d30v/d30v.h, config/ns32k/encore.h,
15659 config/stormy16/stormy16.h: Remove definitions and commented out
15660 definitions of obsolete macros.
15662 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
15664 * objc/objc-act.c (handle_class_ref): Mark the declaration of
15665 %sobjc_class_ref_%s as used - to prevent unwanted compiler
15668 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
15670 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
15671 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
15672 to insn adjusting stack/frame pointer.
15673 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
15674 accept operands that cause the insn to be non-splittable.
15676 2002-01-08 Graham Stott <grahams@redhat.com>
15678 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
15679 (C_TYPE_FIELDS_VOLATILE): Likewise.
15680 (C_TYPE_BEING_DEFINED): Likewise.
15681 (C_IS_RESERVED_WORD): Likewise.
15682 (C_TYPE_VARIABLE_SIZE): Likewise.
15683 (C_DECL_VARIABLE_SIZE): Likewise.
15684 (C_MISSING_PROTOTYPE_WARNED): Likewise.
15685 (C_SET_EXP_ORIGINAL_CODE): Likewise.
15686 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
15688 (C_DECL_ANTICIPATED): Likewise.
15689 (c_build_type_variant): Add parenthesis.
15691 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15693 * gcc.c (option_map): Remove --version.
15694 (process_command): Handle -fversion following the GNU Coding
15695 Standards. Partially addresses PR other/704.
15697 2002-01-08 Graham Stott <grahams@redhat.com>
15699 * combine.c (combine_instructions): Fix typo.
15701 2002-01-08 Graham Stott <grahams@redhat.com>
15703 * debug.h: Use "tree" and "rtx" throughout.
15705 * debug.c: Likewise.
15707 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
15709 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
15710 constant pool, use the pool's version of the symbol instead.
15712 2002-01-07 Richard Henderson <rth@redhat.com>
15714 * regrename.c (find_oldest_value_reg): Ignore the value chain if
15715 the original register was copied in a mode with a fewer number of
15716 hard registers than the desired mode.
15717 (copyprop_hardreg_forward_1): Likewise.
15718 (debug_value_data): Fix loop test.
15719 * toplev.c (parse_options_and_default_flags): Reenable
15720 -fcprop-registers at -O1.
15722 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15724 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
15725 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
15727 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
15730 * config/rs6000/rs6000.md: Add altivec predicate patterns.
15732 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
15734 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
15735 (pa_output_function_prologue): Output local label at the beginning of
15736 the prologue when profiling.
15737 (hppa_profile_hook): Use the local label rather than the function label.
15738 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
15740 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15742 * config/rs6000/rs6000.c (print_operand): Remove extra space.
15743 (altivec_expand_unop_builtin): Fix thinko.
15744 (altivec_expand_binop_builtin): Same.
15745 (altivec_expand_ternop_builtin): Same.
15746 (altivec_expand_builtin): Same.
15748 2002-01-07 Richard Henderson <rth@redhat.com>
15750 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
15752 2002-01-07 Jason Merrill <jason@redhat.com>
15754 * unwind-dw2.c (execute_cfa_program): Use < again.
15756 2002-01-07 Jakub Jelinek <jakub@redhat.com>
15758 * predict.c (combine_predictions_for_insn): Avoid division by zero.
15760 2002-01-07 Jakub Jelinek <jakub@redhat.com>
15762 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
15763 Don't allow -1 - x -> ~x simplifications in the first pass.
15765 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15767 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
15769 (altivec_expand_binop_builtin): Same.
15770 (altivec_expand_unop_builtin): Same.
15771 (print_operand): Fix typo.
15772 (bdesc_1arg): Add vupk* variants.
15774 * rs6000.h (rs6000_builtins): Add vupk* enums.
15776 * rs6000.md: Add altivec_vupk* variants.
15778 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
15780 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
15781 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
15782 and last update dates.
15784 2002-01-07 Janis Johnson <janis187@us.ibm.com>
15786 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
15788 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
15790 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
15791 * config/avr/avr.h (CPP_SPEC): Likewise.
15792 (LINK_SPEC): Likewise.
15793 (CRT_BINUTILS_SPECS): Likewise.
15794 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15795 * doc/invoke.texi (AVR Options): Document them.
15797 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
15799 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
15802 2002-01-07 Graham Stott <grahams@redhat.com>
15804 * config/i386/i386.h: Update copyright date.
15805 (HALF_PIC_PTR): Add parenthesis.
15806 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
15807 (CONSTANT_ALIGNMENT): Add parenthesis.
15808 (DATA_ALIGNMENT): Likewise.
15809 (LOCAL_ALIGNMENT): Likewise.
15810 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
15811 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
15812 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
15813 (HARD_REGNO_NREGS): Add paranethesis.
15814 (VALID_SSE_REG_MODE): Whitespace.
15815 (VALID_MMX_REG_MODE): Whitespace.
15816 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
15817 (ix86_hard_regno_mode_ok): Add parenthesis.
15818 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
15819 (RETURN_IN_MEMORY): Whitespace.
15820 (N_REG_CLASSES): Add parenthesis.
15821 (INTEGER_CLASS_P): Add parenthesis and wrap.
15822 (FLOAT_CLASS_P): Likewise.
15823 (SSE_CLASS_P): Likewise.
15824 (MMX_CLASS_P): Likewise.
15825 (MAYBE_INTEGER_CLASS_P): Likewise.
15826 (MAYBE_FLOAT_CLASS_P): Likewise.
15827 (MAYBE_SSE_CLASS_P): Likewise.
15828 (MAYBE_MMX_CLASS_P): Likewise.
15829 (Q_CLASS_P): Likewise.
15830 (GENERAL_REGNO_P): Uppercase macro parameter.
15831 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
15832 (FP_REGNO_P): Likewise.
15833 (ANY_FP_REGNO_P): Uppercase macro parameter.
15834 (SSE_REGNO_P): Likewise.
15835 (SSE_REGNO): Likewise.
15836 (SSE_REG_P): Likewise.
15837 (SSE_FLOAT_MODE_P): Likewise.
15838 (MMX_REGNO_P): Likewise.
15839 (MMX_REG_P):Likewise.
15840 (STACK_REG_P): Likewise.
15841 (NON_STACK_REG_P): Likewise.
15842 (STACK_TOP_P): Likewise.
15843 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
15844 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
15845 (SECONDARY_MEMORY_NEEDED): Likewise.
15846 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
15847 (MD_ASM_CLOBBERS): Whitespace and wrap.
15848 (MUST_PASS_IN_STACK): Whitespace and wrap.
15849 (RETURN_POPS_ARGS): Add parenthesis.
15850 (INIT_CUMULATIVE_ARGS): Likewise.
15851 (FUNCTION_ARG): Likewise.
15852 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
15853 (SETUP_INCOMING_VARARGS): Likewise.
15854 (BUILD_VA_LIST_TYPE): Add parenthesis.
15855 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
15857 (EXPAND_BUILTIN_VA_ARG): Likewise.
15858 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
15859 (INITIALIZE_TRAMPOLINE): Add parenthesis.
15860 (INITIAL_ELIMINATION_OFFSET): Likewise.
15861 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
15862 (REGNO_OK_FOR_BASE_P): Likewise.
15863 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
15864 (REGNO_OK_FOR_DIREG_P): Likewise.
15865 (REG_OK_FOR_INDEX_P): Whitespace.
15866 (REG_OK_FOR_BASE_P): Whitespace.
15867 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
15869 (FIND_BASE_TERM): Fix typo.
15870 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
15871 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
15872 (SYMBOLIC_CONST; Whitespace.
15873 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
15874 (ENCODE_SECTION_INFO): Whitespace.
15875 (FINALIZE_PIC): Remove do { ... } while (0).
15876 (PROMOTE_MODE): Wrap in do { ... } while (0).
15877 (CONST_COSTS): Whitespace.
15878 (RTX_COSTS): Add paramethesis, whitespace and wrap.
15879 (REGISTER_MOVE_COST): Add parenthesis.
15880 (MEMORY_MOVE_COST): Likewise.
15881 (EXTRA_CC_MODES): Whitespace.
15882 (SELECT_CC_MODE): Add parenthesis and whitespace.
15883 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
15884 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
15885 (ASM_OUTPUT_LABEL): Add paramethesis.
15886 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
15887 (ASM_OUTPUT_REG_POP): Likewise.
15888 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
15889 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
15891 * config/i386/i386.c: Update copyright.
15892 (CHECK_STACK_LIMIT): Add parenthesis.
15893 (AT_BP): Uppercase macro parameter.
15894 (x86_64_int_parameter_registers): Constify.
15895 (x86_64_int_return_registers): Likewise.
15896 (ix86_compare_op0): Use rtx.
15897 (construct_container): Constify INTREG parameter.
15898 (function_arg): Use rtx.
15900 * diagnostic.h: Update copyright date.
15901 (output_buffer_state): Add parenthesis.
15902 (output_buffer_format_args): Likewise.
15904 * combine.c (combine_instructions): Replace XEXP (links, 0)
15907 2002-01-06 H.J. Lu <hjl@gnu.org>
15909 * cfgcleanup.c (thread_jump): Fix 2 typos.
15911 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
15913 * config.gcc: Add support for --enable-altivec.
15915 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
15917 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
15919 2002-01-06 Jakub Jelinek <jakub@redhat.com>
15921 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
15922 __objc_class_name_*.
15924 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
15926 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
15928 2002-01-06 Richard Henderson <rth@redhat.com>
15930 * reorg.c (emit_delay_sequence): Remove death notes, not merely
15931 nop them out. Increment label reference count for REG_LABEL.
15932 (fill_slots_from_thread): Frob label reference count around
15933 delete_related_insns.
15935 2002-01-05 Richard Henderson <rth@redhat.com>
15937 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
15940 2002-01-05 Richard Henderson <rth@redhat.com>
15942 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
15943 * integrate.c (output_inline_function): Likewise.
15944 * toplev.c (rest_of_compilation): Do it here instead. Move call
15945 to remove_unnecessary_notes after emitting abstract instance.
15946 Force an emitted nested function to have its parent emited as well.
15947 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
15949 (rtl_for_decl_location): Do not look at reload data structures
15950 before reload has run.
15952 2002-01-05 Kazu Hirata <kazu@hxi.com>
15954 * cse.c: Fix formatting.
15955 * dwarf2asm.c: Likewise.
15956 * dwarf2out.c: Likewise.
15957 * explow.c: Likewise.
15958 * expmed.c: Likewise.
15959 * function.c: Likewise.
15960 * gcov.c: Likewise.
15961 * gencheck.c: Likewise.
15962 * genrecog.c: Likewise.
15963 * ggc-common.c: Likewise.
15964 * ggc-page.c: Likewise.
15965 * global.c: Likewise.
15967 2002-01-05 Kazu Hirata <kazu@hxi.com>
15969 * combine.c: Fix formatting.
15971 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
15974 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
15976 2002-01-05 David Edelsohn <edelsohn@gnu.org>
15978 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
15979 as 1 for __powerpc64__ as well.
15981 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
15983 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
15986 2002-01-05 Daniel Berlin <dan@dberlin.org>
15988 * lcm.c: Revert change, due to performance regression it causes on
15989 SPEC because it's slightly more conservative (sigh, I hate
15992 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
15994 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
15996 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
15998 * doc/cppinternals.texi: Update.
16000 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
16002 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
16003 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
16005 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
16006 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
16007 kludge for pre-october-14th mmix versions to handle new-found bug
16008 with PUSHJ/PUSHGO and the register stack.
16009 * config/mmix/mmix.h (struct machine_function): Rename member
16010 has_call_value_without_parameters to has_call_without_parameters.
16011 All referers changed.
16012 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
16013 TARGET_MASK_BRANCH_PREDICT): New macros.
16014 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
16015 -mno-reg-stack-fill-bug-workaround.
16016 * config/mmix/mmix.md ("call"): Set struct machine member
16017 has_call_without_parameters.
16019 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
16021 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
16023 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
16025 * cfgcleanup.c: Include tm_p.h
16026 (mark_effect): Fix handling of hard register; fix handling of SET
16028 2002-01-04 Kazu Hirata <kazu@hxi.com>
16030 * config/h8300/h8300.md (anonymous patterns): Check that
16031 operands are registers before using REGNO on them.
16033 2002-01-03 Roland McGrath <roland@frob.com>
16035 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
16037 2002-01-04 Jakub Jelinek <jakub@redhat.com>
16039 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
16040 * c-common.h (genrtl_expr_stmt_value): Likewise.
16041 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
16042 (expand_expr_stmt_value): Add maybe_last argument.
16043 Don't warn about statement with no effect if it is the last statement
16044 in expression statement.
16045 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
16046 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
16047 expand_expr_stmt_value.
16048 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
16049 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
16050 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
16051 as maybe_last to expand_expr_stmt_value.
16053 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
16055 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
16056 be passed in, do not build it.
16057 (c_begin_if_stmt): New function.
16058 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16059 * c-common.h (c_expand_start_cond): Update prototype.
16060 (c_begin_if_stmt): Prototype new function.
16061 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16062 * c-parse.in (if_prefix): Use c_begin_if_stmt,
16063 c_begin_while_stmt and c_finish_while_stmt_cond.
16065 2002-01-04 William Cohen <wcohen@redhat.com>
16067 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
16068 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16069 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16070 * config/pa/som.h (ASM_FILE_START): Likewise.
16072 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
16074 * lcm.c: Include df.h.
16075 Add available_transfer_function prototype.
16076 (compute_available): Rework to use iterative dataflow framework.
16077 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
16078 with bb_info in df.h
16079 (available_transfer_function): New function.
16081 * Makefile.in (lcm.o): add df.h to dependencies.
16083 2002-01-04 Richard Henderson <rth@redhat.com>
16085 * config/alpha/alpha.c (some_operand): Accept HIGH.
16086 (input_operand): Likewise; accept simple references to globals.
16087 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
16088 (alpha_const_double_ok_for_letter_p): Likewise.
16089 (alpha_extra_constraint): Likewise.
16090 (alpha_preferred_reload_class): Likewise. Do not force
16091 symbolic constants to memory.
16092 (alpha_legitimate_address_p): Accept simple references
16093 to small_symbolic_operand.
16094 (alpha_legitimize_address): New arg scratch. Be prepared to be
16095 called when no_new_pseudos. Emit simple symbolic references.
16096 Split integers into low, high, and rest.
16097 (alpha_expand_mov): Use alpha_legitimize_address.
16098 (some_small_symbolic_mem_operand): New.
16099 (split_small_symbolic_mem_operand): New.
16100 * config/alpha/alpha-protos.h: Update.
16101 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
16102 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16103 (EXTRA_CONSTRAINT): Likewise.
16104 (PREFERRED_RELOAD_CLASS): Likewise.
16105 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
16106 (PREDICATE_CODES): Update.
16107 * config/alpha/alpha.md: New post-reload splitters to convert
16108 simplfied symbolic operands to the form that references $29.
16109 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
16110 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
16112 2002-01-03 Richard Henderson <rth@redhat.com>
16114 * local-alloc.c (function_invariant_p): Update commentary.
16116 2002-01-04 H.J. Lu <hjl@gnu.org>
16118 * toplev.c (rest_of_compilation): Fix a typo when calling
16121 2002-01-03 Kazu Hirata <kazu@hxi.com>
16123 * c-common.c: Fix formatting.
16124 * diagnostic.c: Likewise.
16125 * doloop.c: Likewise.
16126 * dwarf2out.c: Likewise.
16128 2002-01-03 Kazu Hirata <kazu@hxi.com>
16130 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
16131 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
16133 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16135 * cpperror.c: Update comments and copyright.
16136 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
16137 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
16139 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
16141 * collect2.c (main): Use strcmp when testing for "-shared".
16143 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16145 * cppmacro.c: Don't include intl.h. Update comments.
16146 (new_number_token): Allocate enough buffer for 64-bit unsigned
16147 integers; update prototype.
16148 * cppmain.c: Update comments.
16150 2002-01-03 William Cohen <wcohen@redhat.com>
16152 * function.h (struct function): Add profile.
16153 (current_function_profile): New.
16154 doc/extend.texi: Update documentation.
16155 * final.c (final_start_function): Use current_function_profile
16156 instead of profile_flag.
16157 (profile_after_prologue): Likewise.
16158 * function.c (expand_function_start): Likewise.
16159 (expand_function_start): Likewise.
16160 * config/alpha/alpha.c (direct_call_operand):
16161 (alpha_does_function_need_gp): Likewise.
16162 (alpha_expand_prologue): Likewise.
16163 * config/arm/arm.c (arm_expand_prologue): Likewise.
16164 thumb_expand_prologue: Likewise.
16165 * config/d30v/d30v.c (d30v_stack_info): Likewise.
16166 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
16167 (fr30_expand_prologue): Likewise.
16168 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
16169 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
16170 * config/i386/i386.h (FINALIZE_PIC): Likewise.
16171 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
16172 * config/i960/i960.c (i960_output_function_prologue): Likewise.
16173 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
16174 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
16175 (m32r_expand_prologue): Likewise.
16176 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
16177 (m88k_expand_prologue): Likewise.
16178 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
16179 * config/mips/mips.c (compute_frame_size): Likewise.
16180 (mips_expand_prologue): Likewise.
16181 (mips_can_use_return_insn): Likewise.
16182 * config/pa/elf.h (ASM_FILE_START): Likewise.
16183 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16184 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16185 * config/pa/som.h (ASM_FILE_START): Likewise.
16186 * config/romp/romp.c (romp_using_r14): Likewise.
16187 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
16188 (rs6000_stack_info): Likewise.
16189 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16190 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
16191 * config/v850/v850.c (compute_register_save_size): Likewise.
16193 2002-01-03 Jakub Jelinek <jakub@redhat.com>
16195 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
16196 gen_lowpart_common fails, use gen_lowpart_SUBREG.
16198 2002-01-03 Turly O'Connor <turly@apple.com>
16200 * darwin.c (machopic_output_possible_stub_label): Don't generate
16201 stub routines for pseudo-stubs which we've just defined.
16203 2002-01-03 Kazu Hirata <kazu@hxi.com>
16205 * builtins.c: Fix formatting.
16206 * c-typeck.c: Likewise.
16207 * combine.c: Likewise.
16208 * expr.c: Likewise.
16209 * loop.c: Likewise.
16211 2002-01-03 Andreas Schwab <schwab@suse.de>
16213 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
16214 and return true if _cpp_push_next_buffer pushed a new include
16216 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
16217 _cpp_pop_file_buffer did not push a new file.
16218 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
16220 2002-01-02 Eric Christopher <echristo@redhat.com>
16222 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
16223 FIND_REG_INC_NOTE call. Update copyright.
16224 * loop.c (canonicalize_condition): Ditto.
16225 * reorg.c (delete_scheduled_jump): Ditto.
16227 2002-01-03 Kazu Hirata <kazu@hxi.com>
16229 * gcse.c: Fix formatting.
16231 2002-01-03 Graham Stott <grahams@redhat.com>
16233 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
16234 forward defs for struct tags rtx_def, union_tree, rtvec_def
16235 also output corresponding typedefs for rtx, tree, and rtvec.
16237 * system.h: Move forward defs for struct tags rtx_def, union_tree,
16238 rtvec_def along with corresponding typedefs for rtx, tree, and
16239 rtvec to config.h, hconfig.h, tconfig.h.
16241 2002-01-03 Graham Stott <grahams@redhat.com>
16243 * tree.h: Update copyright date.
16244 (IS_EXPR_CODE_CLASS): Add parenthesis.
16245 (TREE_SET_CODE): Add whitespace.
16246 (TREE_CHECK): Add parenthesis.
16247 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
16248 (CST_OR_CONSTRUCTOR_CHECK):
16249 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
16250 (TREE_SYMBOL_REFERENCED): Whitespace.
16251 (INT_CST_LT): Likewise.
16252 (INT_CST_LT_UNSIGNED): Likewise.
16253 (tree_real_cst): Unwrap comment.
16254 (tree_string): Likewise.
16255 (tree_complex): Likewise.
16256 (IDENTIFIER_POINTER): correct cast.
16257 (SAVE_EXPR_CONTEXT): Whitespace.
16258 (EXPR_WFL_FILENAME_NODE): Likewise.
16259 (EXPR_WFL_FILENAME): Remove parenthesis.
16260 (DECL_ORIGIN): Add parenthesis.
16261 (DECL_FROM_INLINE): Use NULL_TREE.
16262 (build_int_2): Whitespace.
16263 (build_type_variant): Add parenthesis.
16265 * gcc/jcf-parse.c: Update copyright date.
16266 (yyparse): Constify resource_filename.
16268 2002-01-03 Graham Stott <grahams@redhat.com>
16270 * rtl.h: Update copyright date.
16271 (RTL_CHECK1): Wrap long line.
16272 (RTL_CHECK2): Likewise.
16273 (RTL_CHECKC1): Wrap long line and whitespace.
16274 (RTL_CHECKC2): Likewise.
16275 (XWINT): Whitespace.
16281 (XBITMAP): Likewise.
16283 (XBBDEF): Likewise.
16285 (X0WINT): Likewise.
16287 (X0UINT): Likewise.
16291 (X0MODE): Likewise.
16292 (X0BITMAP): Likewise.
16293 (X0TREE): Likewise.
16294 (X0BBDEF): Likewise.
16295 (X0ADVFLAGS): Likewise.
16296 (X0CSELIB): Likewise.
16297 (X0MEMATTR): Likewise.
16298 (XCWINT): Likewise.
16300 (XCUINT): Likewise.
16304 (XCMODE): Likewise.
16305 (XCBITMAP): Likewise.
16306 (XCTREE): Likewise.
16307 (XCBBDEF): Likewise.
16308 (XCADVFLAGS): Likewise.
16309 (XCCSELIB): Likewise.
16310 (XC2EXP): Likewise.
16311 (INSN_UID): Likewise.
16312 (PREV_INSN): Likewise.
16313 (PATTERN): Likewise.
16314 (INSN_CODE): Likewise.
16315 (PUT_REG_NOTE_KIND): Likewise.
16316 (CODE_LABEL_NUMBER): Likewise.
16317 (NOTE_SOURCE_FILE): Likewise.
16318 (NOTE_BLOCK): Likewise.
16319 (NOTE_EH_HANDLER): Likewise.
16320 (NOTE_RANGE_INFO): Likewise.
16321 (NOTE_LIVE_INFO): Likewise.
16322 (NOTE_BASIC_BLOCK): Likewise.
16323 (NOTE_EXPECTED_VALUE): Likewise.
16324 (NOTE_LINE_NUMBER): Likewise.
16325 (LABEL_NAME): Likewise.
16326 (LABEL_NUSES): Likewise.
16327 (LABEL_ALTERNATE_NAME): Likewise.
16328 (ADDRESSOF_DECL): Likewise.
16329 (JUMP_LABEL): Likewise.
16330 (LABEL_NEXTREF): Likewise.
16332 (ORIGINAL_REGNO: Likewise.
16333 (HARD_REGISTER_NUM_P): Add parenthesis.
16334 (SUBREG_REG): Whitespace.
16335 (SUBREG_BYTE): Likewise.
16336 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
16337 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
16338 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
16339 (ASM_OPERANDS_INPUT_VEC): Likewise.
16340 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
16341 (ASM_OPERANDS_INPUT): Likewise.
16342 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
16343 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
16344 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
16345 (ASM_OPERANDS_INPUT_MODE): Likewise.
16346 (ASM_OPERANDS_SOURCE_FILE): Likewise.
16347 (ASM_OPERANDS_SOURCE_LINE): Likewise.
16348 (MEM_SET_IN_STRUCT_P): Minor reformat.
16349 (TRAP_CONDITION): Whitespace.
16350 (TRAP_CODE): Likewise.
16351 (COND_EXEC_TEST): Likewise.
16352 (COND_EXEC_CODE): Likewise.
16353 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
16354 (PHI_NODE_P): Add parenthesis.
16355 (plus_constant): Whitespace and add parenthesis.
16357 2002-01-03 Kazu Hirata <kazu@hxi.com>
16359 * config/avr/avr.c: Fix comment typos.
16360 * config/c4x/c4x.md: Likewise.
16361 * config/dsp16xx/dsp16xx.h: Likewise.
16362 * config/dsp16xx/dsp16xx.md: Likewise.
16363 * config/i386/i386.md: Likewise.
16364 * config/ia64/ia64.c: Likewise.
16365 * config/m32r/m32r.h: Likewise.
16366 * config/m68hc11/m68hc11.md: Likewise.
16367 * config/mmix/mmix.c: Likewise.
16368 * config/mn10200/mn10200.c: Likewise.
16369 * config/romp/romp.c: Likewise.
16370 * config/sh/sh.c: Likewise.
16371 * config/stormy16/stormy16.c: Likewise.
16372 * config/stormy16/stormy16.h: Likewise.
16373 * config/stormy16/stormy16.md: Likewise.
16375 2002-01-03 Graham Stott <grahams@redhat.com>
16377 * loop.h: Update copyright date.
16378 (LOOP_MOVABLES): Fix typo.
16379 (LOOP_REGS): Likewise.
16380 (LOOP_IVS): Likewise.
16382 2002-01-03 Graham Stott <grahams@redhat.com>
16384 * cppinit.c: Update copyright date.
16385 Don't include output.h
16386 * Makefile.in: Update copyright date.
16389 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
16392 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
16393 (-pthread) Add to RS/6000 options.
16395 2002-01-02 Kazu Hirata <kazu@hxi.com>
16397 * except.c: Fix comment typos.
16398 * loop.c: Likewise.
16399 * varasm.c: Likewise.
16400 * doc/tm.texi: Fix a typo.
16402 2002-01-02 Jakub Jelinek <jakub@redhat.com>
16404 * c-typeck.c (output_init_element): Allow initializing static storage
16405 duration objects with compound literals.
16407 2002-01-02 Richard Henderson <rth@redhat.com>
16409 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
16412 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16414 * gcc.c (default_compilers): Const-ify.
16415 * mips-tdump.c (stab_names): Likewise.
16416 * mips-tfile.c (map_coff_types, map_coff_storage,
16417 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
16418 pseudo_ops_t, pseudo_ops): Likewise.
16419 * protoize.c (default_include): Likewise
16421 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
16422 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
16423 Add array size in declaration.
16424 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
16425 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
16426 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
16427 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
16428 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
16429 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
16430 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
16431 emtens, make_nan): Const-ify.
16432 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
16433 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
16435 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
16437 * config.gcc (ia64-*-*): Set extra_headers.
16438 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
16439 * config/alpha/t-osf: Remove.
16440 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
16442 2002-01-02 David Edelsohn <edelsohn@gnu.org>
16444 * config/rs6000/t-aix43: Revert previous change.
16446 2002-01-02 Jason Merrill <jason@redhat.com>
16448 * c-decl.c (c_expand_body): Call outlining_inline_function when
16449 emitting an inline function out of line.
16451 2002-01-02 Richard Henderson <rth@redhat.com>
16453 * dwarf2out.c (limbo_die_node): Add created_for member.
16454 (new_die): New argument created_for. Update all callers.
16455 (mark_limbo_die_list): New.
16456 (dwarf2out_init): Register limbo_die_list as a root.
16457 (dwarf2out_finish): Force insert limbo dies into their function
16460 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
16463 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
16465 2002-01-02 Kazu Hirata <kazu@hxi.com>
16467 * config/h8300/fixunssfsi.c: Update copyright.
16470 * config/h8300/h8300.c: Update copyright.
16471 Eliminate warnings.
16473 2002-01-02 Kazu Hirata <kazu@hxi.com>
16475 * config/romp/romp.c: Fix comment formatting.
16476 * config/romp/romp.h: Likewise.
16477 * config/romp/romp.md: Likewise.
16478 * config/s390/s390.c: Likewise.
16479 * config/stormy16/stormy16.c: Likewise.
16480 * config/stormy16/stormy16.h: Likewise.
16482 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
16484 * c-common.h (genrtl_expr_stmt_value): Declare.
16485 * c-semantics.c (genrtl_goto_stmt): Redirect to...
16486 (genrtl_goto_stmt_value): ... this new function. Pass new
16487 argument down to expand_expr_stmt_value, taking
16488 TREE_ADDRESSABLE into account.
16489 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
16490 STMT_EXPR as addressable, i.e., one whose result we want.
16491 * expr.c (expand_expr): Don't save expression statement value
16492 of labeled_blocks or loop_exprs.
16493 * stmt.c (expand_expr_stmt): Redirect to...
16494 (expand_expr_stmt_value): ... this new function. Use new
16495 argument to tell whether to save expression value.
16496 (expand_end_stmt_expr): Reset last_expr_type and
16497 last_expr_value if we don't have either.
16498 * tree-inline.c (declare_return_variable): Mark its use
16499 statement as addressable.
16500 * tree.h: Document new use of TREE_ADDRESSABLE.
16501 (expand_expr_stmt_value): Declare.
16503 2002-01-01 Tom Rix <trix@redhat.com>
16505 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
16506 rs6000_emit_allocate_stack.
16508 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
16510 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
16511 ${srcdir}/ginclude/ to every entry in extra_headers.
16512 * configure: Regenerate.
16513 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
16514 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
16515 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
16516 * ginclude/proto.h: Rename to config/convex/proto.h.
16518 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16520 * attribs.c (handle_vector_size_attribute): Use host_integerp
16521 and tree_int_cst; remove warnings.
16522 * caller-save.c (insert_restore): Add cast to get rid of warning.
16523 (insert_save): Likewise.
16524 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
16525 * regmove.c (find_matches): Add temporary var to kill a warning.
16527 2002-01-01 Douglas B Rupp <rupp@gnat.com>
16529 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
16530 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
16531 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
16532 (vms-dwarf2eh.o): Add Makefile rule.
16533 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
16534 * config/alpha/vms-dwarf2eh.asm: New file.
16536 * gcc.c (delete_if_ordinary): Delete all versions.
16538 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
16540 * config/mmix/mmix.md: Update FIXME to not mention
16542 (MMIX_rJ_REGNUM): New define_constants constant.
16543 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
16544 "*movdicc_real"): Adjust contraints formatting.
16545 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
16546 for branch prediction.
16547 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
16549 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
16550 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
16551 number. Delete related FIXMEs.
16552 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
16553 from number to MMIX_rJ_REGNUM.
16554 (TARGET_MASK_BRANCH_PREDICT): New.
16555 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
16556 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
16557 value. Add -mbranch-predict and -mno-branch-predict.
16558 (TARGET_VERSION): Drop date.
16559 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
16560 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
16561 for finding out global symbols.
16562 (mmix_asm_output_labelref): Revert condition for global symbol.
16563 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
16564 (mmix_print_operand_punct_valid_p): A '+' is valid.
16566 See ChangeLog.6 for earlier changes.