1 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6 config/i386/i386.c, config/mips/mips.h,
7 config/rs6000/rs6000.h, config/sh/sh.c,
8 config/stormy16/stormy16.c: Fix comment typos.
10 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
13 * c-typeck.c (build_binary_op): Use common_type wrapper on
15 (common_type): Update comment.
17 2005-07-31 Steven Bosscher <stevenb@suse.de>
20 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
21 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
22 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
24 2005-07-31 Jan Hubicka <jh@suse.cz>
26 * pretty-print.h (pp_widest_integer): New macro.
27 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
30 2005-07-31 Jan Hubicka <jh@suse.cz>
32 * output.h (enum section_category): Export from varasm.c
33 (categorize_decl_for_section): Likewise.
34 * varasm.c (enum section_category): Kill.
35 (categorize_decl_for_section): Make global.
36 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
38 * i386.c (ix86_section_threshold): New static variable.
39 (ix86_in_large_data_p, ix86_encode_section_info,
40 x86_64_elf_unique_section,
41 x86_64_elf_select_section): New functions.
42 (TARGET_ENCODE_SECTION_INFO): Define
43 (override_options): Enable medium model for PIC.
44 (ix86_expand_prologue): Expand gen_set_got_rex64.
45 (legitimate_constant_p): Handle new UNSPECs.
46 (legitimate_pic_address_disp_p): Likewise.
47 (legitimize_pic_address): Lower MEDIUM model addressing.
48 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
49 (enum cmodel): Add MEDIUM_PIC.
50 (SYMBOL_REF_FAR_ADDR_P): New macro.
51 (SYMBOL_FLAG_FAR_ADDR): New flag.
52 * i386.md (movdi): Support medium model.
53 (set_got_rex64): New pattern.
54 * i386.opt (mlarge-data-threshold): New flag.
55 * predicates.md (zext_operand/sext_operand): Deal with medium model.
56 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
57 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
58 TARGET_ASM_UNIQUE_SECTION): New.
60 * invoke.texi (-mlarge_data_threshold): Document
62 2005-07-31 Jan Hubicka <jh@suse.cz>
64 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
65 (coalesce_vars): Likewise.
66 * tree-ssa-live.c (coalesce_cost): New.
67 (build_tree_conflict_graph): Use coalesce_cost.
68 * tree-ssa-live.h (coalesce_cost): Declare.
70 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
72 * arm.md (all peepholes for post-increment operations): Delete.
73 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
74 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
75 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
76 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
77 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
79 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
81 * fold-const.c (tree_expr_nonnegative_p): Always return true for
84 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
87 * doc/invoke.texi: Document -rdynamic.
89 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
92 * c-parser.c (c_parser_parms_list_declarator): Call
93 mark_forward_parm_decls.
94 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
95 decls with visibility structure.
97 2005-07-30 Paul Brook <paul@codesourcery.com>
99 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
101 2005-07-30 Paul Brook <paul@codesourcery.com>
103 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
105 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
107 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
109 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
112 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
113 nested function declarators.
114 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
115 (grokparms): Call warn_if_shadowing for parameters used within the
117 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
118 not used within the parameter list.
119 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
121 2005-07-30 Jan Hubicka <jh@suse.cz>
123 * expr.c (expand_expr_real_1): Do not load mem targets into register.
124 * i386.c (ix86_fixup_binary_operands): Likewise.
125 (ix86_expand_unary_operator): Likewise.
126 (ix86_expand_fp_absneg_operator): Likewise.
127 * optabs.c (expand_vec_cond_expr): Validate dest.
129 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
132 * real.c (real_from_string): Also set last bit if there is a
133 nonzero hex digit beyond GCC's internal precision after ".".
135 2005-07-29 David Edelsohn <edelsohn@gnu.org>
137 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
138 define_constants. Change duplicate values to unassigned numbers.
139 Change UNSPEC_SUBS to UNSPEC_VSUBS.
140 (*altivec_vspltsf): New.
141 (altivec_vperm_v4sf): Delete.
142 (altivec_vperm_<mode>): Use mode macro V.
143 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
144 (altivec_predicate_v4sf): Delete.
145 (altivec_predicate_<mode>): Use mode macro V.
146 (*altivec_lvesfx): New.
147 (*altivec_stvesfx): New.
148 (vec_realign_load_v4sf): Delete.
149 (vec_realign_load_<mode>): Use mode macro V.
150 * config/rs6000/rs6000.c (generate_set_vrsave): Use
153 2005-07-29 Mark Mitchell <mark@codesourcery.com>
156 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
158 * configure: Regenerated.
160 2005-07-29 Paul Brook <paul@codesourcery.com>
162 * doc/install.texi: Add link to GFortran binaries wiki page.
164 2005-07-29 David Ung <davidu@mips.com>
166 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
167 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
168 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
169 * config/mips/mips.md (cpu): Add 5kf name.
170 (includes): Includes 5k.md.
171 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
172 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
175 2005-07-29 Diego Novillo <dnovillo@redhat.com>
178 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
179 (cleanup_tree_cfg): ... here.
180 Call cleanup_tree_cfg_1 until there are no more cleanups to
183 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
185 * tree-vrp.c (compare_range_with_value): Return true or false
186 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
187 EQ_EXPR respectively.
189 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
191 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
194 2005-07-29 Diego Novillo <dnovillo@redhat.com>
196 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
197 (tree_ssa_dominator_optimize): Increment it.
198 (dump_dominator_optimization_stats): Print it.
200 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
201 Steven Bosscher <stevenb@suse.de>
203 PR rtl-optimization/23117
204 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
205 when head == tail. Tidy comment.
207 2005-07-28 Richard Henderson <rth@redhat.com>
209 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
210 * cselib.c (rtx_equal_for_cselib_p): Likewise.
211 * jump.c (rtx_renumbered_equal_p): Likewise.
212 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
213 CONST_INT and CONST_DOUBLE.
214 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
215 * reload.c (operands_match_p): Special case CONST_INT and
216 CONST_DOUBLE; check mode earlier.
218 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
221 * c-typeck.c (convert_for_assignment): Do not check
222 DECL_IN_SYSTEM_HEADER on NULL fundecl.
224 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
227 * c-typeck.c (composite_type): Prefer constant size arrays to
230 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
233 * real.c (real_from_string): Set last bit if there is a nonzero
234 hex digit beyond GCC's internal precision.
236 2005-07-28 Richard Henderson <rth@redhat.com>
239 * cfgcleanup.c (try_forward_edges): Watch out for end of
242 2005-07-28 James E Wilson <wilson@specifixinc.com>
245 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
247 2005-07-28 Jan Hubicka <jh@suse.cz>
249 * Makefile.in (rtl-profile.o): Kill all traces of it.
250 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
251 * coverage.h (rtl_coverage_counter_ref): Kill.
252 * opts.c (flag_speculative_prefetching_set): Kill.
253 (flag_loop_optimize_set): New.
254 (common_handle_option): Disable loop optimizer when profiling;
255 do not handle speculative prefetching.
256 * passes.c (init_optimization_passes): Replace pass_profiling combo
258 * profile.c (compute_value_histograms): Update for simplified value
260 (rtl_register_profile_hooks): Kill.
261 (pass_profiling): Kill.
262 (rest_of_handle_branch_prob): Do not profile.
263 * toplev.c (process_options): Remove speculative prefetching.
264 * toplev.h (flag_tree_based_profiling): Kill.
265 * tree-profile.c (prepare_instrumented_value,
266 tree_gen_interval_profiler, tree_gen_pow2_profiler,
267 tree_gen_one_value_profiler, do_tree_profiling): Update for
268 simplified datastructures.
269 * value-prof.c: Add comment that speculative prefetching was dropped;
270 update rest of file for simplified datastructures.
271 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
272 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
273 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
274 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
275 rtl_mod_subtract, gen_speculative_prefetch,
276 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
277 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
278 (gate_handle_value_profile_transformations,
279 rest_of_handle_value_profile_transformations,
280 pass_value_profile_transformations): Kill.
281 * value-prof.h (histogram_value_t): Remove IL based unions.
282 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
283 rtl_profile_hooks): Remove hooks.
285 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
287 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
288 (cgraph_clone_node): Likewise.
289 * cgraph.h (cgraph_clone_edge): Update prototype.
290 (cgraph_clone_node): Likewise.
291 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
293 (lookup_recursive_calls): Consider profile.
294 (cgraph_decide_recursive_inlining): Fix updating; use new
295 probability argument; use profile.
296 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
297 * tree-inline.c (copy_bb): Update clal of clone_edge.
298 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
300 * invoke.texi (min-inline-recursive-probability): Document.
302 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
304 * doc/install.texi (Configuration): Update Valgrind homepage.
306 2005-07-28 Richard Henderson <rth@redhat.com>
309 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
310 labels we want to delete.
311 (cfg_layout_merge_blocks): Likewise.
313 2005-07-28 Richard Henderson <rth@redhat.com>
316 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
317 when expanding to nothing.
319 2005-07-28 Josh Conner <jconner@apple.com>
321 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
322 (cgraph_decide_inlining_of_small_functions): Likewise.
324 2005-07-28 Josh Conner <jconner@apple.com>
326 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
327 direction of badness if negative.
328 (cgraph_default_inline_p): Add reason to parameters, and assign it
330 (cgraph_decide_inlining_of_small_functions): New parameter in call
331 to cgraph_default_inline_p.
332 (cgraph_decide_inlining_incrementally): Likewise.
333 * cgraphunit.c (decide_is_function_needed): Likewise.
334 * cgraph.h (cgraph_default_inline_p): Likewise.
336 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
338 * builtins.c: Fix comment typo(s).
339 * genautomata.c: Likewise.
340 * gimplify.c: Likewise.
341 * tree-dfa.c: Likewise.
342 * tree-flow-inline.h: Likewise.
343 * tree-into-ssa.c: Likewise.
344 * tree-ssa-alias.c: Likewise.
345 * tree-ssa-ccp.c: Likewise.
346 * tree-ssa-copy.c: Likewise.
347 * tree-ssa-dce.c: Likewise.
348 * tree-ssa-dom.c: Likewise.
349 * tree-ssa-operands.c: Likewise.
350 * tree-tailcall.c: Likewise.
351 * tree-vectorizer.c: Likewise.
352 * tree-vrp.c: Likewise.
355 2005-07-28 Jeff Law <law@redhat.com>
357 * tree-vrp.c (test_for_singularity): Extracted from ...
358 (simplify_cond_using_ranges): Attempt to simplify a relational
359 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
361 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
363 PR tree-optimization/22506
364 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
365 phis whose argument is constant.
367 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
369 PR rtl-optimization/18992
371 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
372 PR optimization/12142
373 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
374 uses of the register in the SET_SRC. Remove unnecessary argument.
376 Replace it with this:
377 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
378 if flag_non_call_exceptions is set and the insn may trap, pass
379 pc_rtx as dest for recursion.
380 In SET_SRC part of SET case, if dest is already set, pass it down
383 2005-07-28 Jan Hubicka <jh@suse.cz>
385 * cfg.c (update_bb_profile_for_threading): Use RDIV.
386 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
387 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
389 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
390 profile when available.
392 2005-07-28 Jan Beulich <jbeulich@novell.com>
394 * config/ia64/ia64.c (ia64_load_pair_ok): New.
395 (ia64_print_operand): Describe and handle 'X'.
396 (ia64_register_move_cost): Also handle FP_REGS.
397 (ia64_preferred_reload_class): Likewise.
398 (ia64_secondary_reload_class): Likewise.
399 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
400 it. Also check for ITANIUM_CLASS_FLDP.
401 * config/ia64/ia64.h (FP_REGNO_P): New.
402 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
403 (reg_class): Add FP_REGS.
404 (REG_CLASS_NAMES): Adjust for it.
405 (REG_CLASS_CONTENTS): Likewise.
406 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
407 (REG_CLASS_FROM_LETTER): Handle 'x'.
408 (CLASS_MAX_NREGS): Handle FP_REGS.
409 (MEMORY_MOVE_COST): Likewise.
410 * config/ia64/ia64.md (itanium_class): Add fldp.
412 (movti_internal): More allowable operand combinations. Use ldfp8 when
413 splitting unnecessary. Remove predicable attribute. Adjust
414 itanium_class attribute.
415 (smuldi3_highpart): Remove outdated comment.
416 (mulditi3, umulditi3, rotlti3): New expanders.
417 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
418 (absti2): Disabled new insn for future reference.
419 Respective new splitters.
420 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
421 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
422 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
424 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
426 PR rtl-optimization/23047
427 * simplify-rtx.c (simplify_const_relational_operation): Respect
428 flag_wrapv for comparisons with ABS.
430 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
432 PR tree-optimization/22493
433 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
434 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
436 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
438 * config/frv/frv.opt (moptimize-membar): New.
440 * doc/invoke.texi: Document -moptimize-membar and its inverse.
442 * config/frv/frv.h: Remove machine_function definition.
444 * config/frv/frv.c (struct frv_io): New.
445 (struct machine_function): Moved from frv.h. Add has_membar_p.
446 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
447 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
448 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
449 (frv_optimize_membar_global, frv_optimize_membar): New functions.
450 (frv_reorg): Call frv_optimize_membar when appropriate.
451 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
452 (frv_expand_builtin): Adjust calls accordingly.
453 (frv_io_address_cookie): New function.
454 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
455 load or store rather than a special insn. Add ccnstant address and
456 io-type operands to the membar.
457 (frv_ifcvt_modify_tests): Unsign regno.
458 (frv_ifcvt_modify_tests): Same.
460 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
461 UNSPEC_OPTIONAL_MEMBAR constant.
462 (builtin_read_<mode>): Delete.
463 (builtin_write_<mode>): Delete.
464 ("optional_membar_<mode>"): Add operand.
466 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
467 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
468 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
469 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
470 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
471 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
472 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
473 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
474 * testsuite/gcc.target/frv/all-read-write-1.c: New.
476 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
478 * df.c (df_uses_record): Handle SCRATCH.
480 2005-07-28 Steven Bosscher <stevenb@suse.de>
483 * passes.c (rest_of_decl_compilation): If decl is a type and
484 we have encountered errors, don't emit debug information.
486 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
488 * params.def: Fixed comment.
490 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
493 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
494 (TARGET_ASM_UNALIGNED_HI_OP): Add.
495 (TARGET_ASM_UNALIGNED_SI_OP): Add.
497 2005-07-27 Steven Bosscher <stevenb@suse.de>
500 * varasm.c (assemble_start_function): Don't do anything that may
501 require a CFG if the current function is a thunk.
503 2005-07-25 Geoffrey Keating <geoffk@apple.com>
505 * doc/install.texi (Prerequisites): Mention that perl is needed
506 to do export control in libstdc++ targetting Darwin.
508 2005-07-27 Steven Bosscher <stevenb@suse.de>
510 PR rtl-optimization/17808
511 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
512 (sched_insns_conditions_mutex_p): Split out from...
513 (add_dependence): ...here. But don't call it from here.
514 (add_dependence_list): Check sched_insns_conditions_mutex_p
515 before calling add_dependence.
516 (add_dependence_list_and_free): Likewise.
517 (fixup_sched_groups): Likewise.
518 (sched_analyze_1): Likewise.
519 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
520 (sched_analyze): Likewise.
521 (sched_analyze_insn): Likewise.
522 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
523 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
524 dependencies on all COND_EXEC insns to jumps ending basic blocks
525 when doing intrablock scheduling.
526 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
528 2005-07-27 Jeff Law <law@redhat.com>
530 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
531 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
532 equivalency sets, correctly handle the case were vr0 has an
533 equivalency set, but vr1 does not.
535 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
537 PR tree-optimization/23073
538 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
539 vect_print_dump_info before fprintf.
541 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
543 PR tree-optimize/22348
544 * tree-ssa-loop-niter.c (number_of_iterations_cond):
545 Fold the partial computation.
547 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
549 PR tree-optimization/22325
550 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
552 * tree-scalar-evolution.c (scev_const_prop): Add generic final
554 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
555 (force_var_cost): ... this function.
556 (compute_phi_arg_on_exit): Export.
558 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
560 PR tree-optimization/20773
561 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
564 2005-07-27 Richard Guenther <rguenther@suse.de>
566 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
567 Avoid pushing again if current struct contains only
568 fields we decomposed.
570 2005-07-27 Jan Hubicka <jh@suse.cz>
572 PR tree-optimization/22574
573 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
576 * tree-tailcall.c (decrease_profile): New function.
577 (eliminate_tail_call): Use it.
579 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
580 visibility flags correctly in whole program mode.
582 2005-07-26 Steve Ellcey <sje@cup.hp.com>
584 PR rtl-optimization/22472
585 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
587 2005-07-26 Steven Bosscher <stevenb@suse.de>
589 PR tree-optimization/22504
590 * tree-complex.c (expand_complex_addition): Use 'code' instead
591 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
593 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
595 * config.gcc (cpu_type): Add frv case.
596 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
597 (supported_defaults): Add fr550 case.
599 2005-07-26 Diego Novillo <dnovillo@redhat.com>
602 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
603 whether a pointer of type T * may point to objects of type T *.
605 2005-07-26 DJ Delorie <dj@redhat.com>
607 * configure: Regenerate.
609 2005-07-26 Dale Johannesen <dalej@apple.com>
611 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
613 2005-07-26 Mark Mitchell <mark@codesourcery.com>
615 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
616 Clarify use of "build" in name.
618 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
620 * doc/extend.texi (Raw read/write Functions): New section.
621 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
622 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
623 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
624 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
625 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
626 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
627 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
628 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
629 * config/frv/frv.c: Add bdesc_loads global.
630 Add bdesc_stores global.
631 (frv_init_builtins): Add support for __builtin_{read/write}*.
632 (frv_volatile_memref): New.
633 (frv_expand_load_builtin): New.
634 (frv_expand_store_builtin): New.
635 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
636 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
637 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
638 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
639 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
640 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
641 (builtin_read_<mode>): New.
642 (builtin_write_<mode>): New.
643 (builtin_write64): New.
644 (optional_membar_<mode>): New.
646 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
648 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
649 (rather than units) against HOST_BITS_PER_WIDE_INT.
651 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
653 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
654 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
655 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
656 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
659 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
660 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
661 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
663 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
665 2005-07-26 Richard Guenther <rguenther@suse.de>
667 PR tree-optimization/22486
668 * fold-const.c (fold_unary): Fold away useless component
669 references of the form (T *)&T.x, if the address
672 2005-07-25 James E Wilson <wilson@specifixinc.com>
674 * dwarf2out.c (add_call_src_coords_attributes): New.
675 (gen_inlined_subroutine_die): Call it.
676 (maybe_emit_file, init_file_table): Add comments.
677 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
679 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
680 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
681 * tree.h (BLOCK_SOURCE_LOCATION): New.
682 (struct tree_block): New field locus.
684 2005-07-26 Andreas Schwab <schwab@suse.de>
686 PR rtl-optimization/23043
687 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
688 when allocating a struct unoccr.
690 2005-07-25 Richard Henderson <rth@redhat.com>
693 * tree-complex.c (gate_no_optimization): True if errors.
694 * Makefile.in (tree-complex.o): Update dependencies.
696 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
698 * config/frv/predicates.md (integer_register_operand): Use
701 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
704 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
706 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
708 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
710 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
711 types when flag_unsafe_math_optimizations is true.
713 2005-07-25 Mark Mitchell <mark@codesourcery.com>
715 * gcc.c (option_map): Add --sysroot.
716 (process_command): Handle --sysroot.
717 (display_help): Document it.
718 * doc/cppopts.tex (-isysroot): Document.
719 * doc/invoke.texi (--sysroot): Document.
720 * doc/install.texi (--with-build-sysroot): Document.
722 * Makefile.in (inhibit_libc): New variable.
723 (INHIBIT_LIBC_CFLAGS): Likewise.
724 (LIBGCC2_CFLAGS): Include
725 $(INHIBIT_LIBC_CFLAGS).
726 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
727 ($(T)crtbegin.o): Do not use @inhibit_libc@.
728 ($(T)crtend.o): Likewise.
729 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
730 ($(T)crtendS.o): Likewise.
731 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
732 ($(T)crtendT.o): Likewise.
733 (stmp-fixinc): Do not complain about missing headers if
735 * configure.ac (inhibit_libc): Set it to true/false.
736 (--with-build-sysroot): New option. Use it to set
738 * configure: Regenerated.
740 2005-07-25 Manfred Hollstein <mh@suse.com>
742 * calls.c (store_one_arg): Fix unsigned comparison warning.
744 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
747 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
748 (ggc_print_statistics): Initialize variable before use.
750 2005-07-25 Richard Guenther <rguenther@suse.de>
752 * tree-dfa.c (mark_new_vars_to_rename): Protect against
753 calling with a PHI_NODE argument.
755 * tree-flow-inline.h (overlap_subvar): Protect against
758 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
760 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
761 * configure: Regenerate.
763 2005-07-25 Ira Rosen <irar@il.ibm.com>
765 * expr.c (highest_pow2_factor): Make extern.
766 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
767 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
768 record_array_differ_p, array_ptr_differ_p): Likewise.
769 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
770 additional cases. Call the above functions.
771 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
772 base_object_differ_p when there are two base objects. Otherwise, compare
773 base address and offset. Call may_alias_p.
774 (dump_data_reference): Use a correct field name.
775 (analyze_array): Make static. Initialize new data-ref fields.
776 (analyze_indirect_ref): New function.
777 (init_data_ref): Initialize new data-ref fields.
778 (strip_conversion): Moved from tree-vect-analyze.c.
779 (analyze_offset_expr, get_ptr_offset, address_analysis,
780 object_analysis): Likewise.
781 (analyze_offset): New function.
782 (create_data_ref): Likewise.
783 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
784 dimensions for ARRAY_REFs only.
785 (build_classic_dist_vector): Make static.
786 (access_functions_are_affine_or_constant_p): Call macro to get the
787 address of access functions.
788 (compute_all_dependences): Add new parameter
789 compute_self_and_read_read_dependences. Compute self and read-read
790 dependences if it is true.
791 (find_data_references_in_loop): Call create_data_ref. Initialize new
793 (compute_data_dependences_for_loop): Add new parameter
794 compute_self_and_read_read_dependences. Remove parameter nb_loops,
795 compute nb_loops. Call compute_all_dependences,
796 build_classic_dist_vector and build_classic_dir_vector with correct
798 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
799 with correct parameters. Compare dimensions for ARRAY_REFs only.
800 (free_data_refs): Call macro to free access functions.
801 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
802 fields from stmt_vinfo.
803 (struct base_object_info): New structure.
804 (struct data_reference): Move fields to base_object_info. Add fields
805 first_location and object_info for above structures. Move fields from
806 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
807 aligned_to. Add macros to access the new fields.
808 Update functions declarations.
809 * tree-flow.h (is_aliased_with): Declare.
810 * tree-loop-linear.c (linear_transform_loops): Call
811 compute_data_dependences_for_loop with correct parameters.
812 * tree-ssa-alias.c (is_aliased_with): New function.
813 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
814 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
815 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
816 vect_base_addr_differ_p, compute_subscript_distance and
817 build_classic_dist_vector. Add printings. Check absolute value of
819 (vect_analyze_data_ref_dependences): Go through ddrs instead of
821 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
822 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
823 to bytes. Add printing.
824 (vect_compute_data_refs_alignment): Go through loads and stores in one
826 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
827 vect_analyze_data_ref_access): Likewise.
828 (vect_analyze_pointer_ref_access): Remove.
829 (vect_address_analysis, vect_object_analysis): Likewise.
830 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
831 and analyze data-refs in the loop.
832 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
833 fields of data-ref instead of stmt. Add init to the offset from the
835 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
836 (vect_update_init_of_dr): Likewise.
837 (vect_update_inits_of_drs): Go through loads and stores in one loop.
838 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
840 (new_loop_vec_info): Initialize new fields.
841 (destroy_loop_vec_info): Free new fields.
842 (vect_strip_conversion): Remove.
843 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
844 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
845 datarefs. Add new field ddrs.
846 Add macros for the new fields access.
847 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
848 base_aligned_p, misalignment, memtag, ptr_info and subvars.
850 * tree.h (highest_pow2_factor): Declare.
852 2005-07-25 Jakub Jelinek <jakub@redhat.com>
854 * calls.c (store_one_arg): Check for sibling call MEM arguments
855 from already clobbered incoming argument area.
857 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
859 * c-common.c (check_missing_format_attribute): New.
860 * c-common.h (check_missing_format_attribute): Likewise.
861 * c-typeck.c (convert_for_assignment): Use it.
863 2005-07-24 Andreas Schwab <schwab@suse.de>
865 * config/m68k/m68k.md ("extendqidi2"): When source is an address
866 register use a word move. Correct operand of ext.w in 68000 code.
868 2005-07-23 Mark Mitchell <mark@codesourcery.com>
870 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
871 variables as declarations, rather than definitions.
873 2005-07-24 Ira Rosen <irar@il.ibm.com>
875 PR tree-optimization/22526
876 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
879 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
881 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
882 that C99 reserve for future use. Use it to define clog10,
885 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
887 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
888 * configure.ac: Check for -Wmissing-format-attribute.
890 * configure: Regenerate.
892 2005-07-23 Richard Henderson <rth@redhat.com>
894 PR tree-optimization/22623
895 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
897 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
900 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
902 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
904 * Makefile.in (C_TREE_H): Update dependencies.
905 * c-tree.h: Include toplev.h.
906 * diagnostic.h (diagnostic_set_info): Add format attribute.
907 * rtl-error.c (diagnostic_for_asm): Likewise.
909 2005-07-23 Chao-ying Fu <fu@mips.com>
911 * config/mips/mips-dsp.md: New file.
912 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
913 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
915 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
916 MIPS_BUILTIN_BPOSGE32.
917 (mips_expand_builtin_direct): Add one parameter to indicate that
918 builtin functions need to return a value.
919 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
921 (mips_regno_to_class): Add classes for 12 new DSP registers.
922 (mips_subword): Change to check four HI registers.
923 (mips_output_move): Output move to and from 6 new DSP accumulators.
924 (override_options): Make sure -mdsp and -mips16 are not used together.
925 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
927 (mips_conditional_register_usage): Disable 6 new DSP accumulators
929 (print_operand): Add 'q' for printing DSP accumulators.
930 (mips_cannot_change_mode_class): Check ACC_REGS.
931 (mips_secondary_reload_class): Check ACC_REGS.
932 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
933 (mips_register_move_cost): Check ACC_REGS.
934 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
935 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
936 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
937 (dsp_bdesc): New array.
938 (bdesc_arrays): Add DSP builtin function table.
939 (mips_prepare_builtin_arg): Check predicate again after
941 (mips_expand_builtin): Add one more parameter to
942 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
943 MIPS_BUILTIN_BPOSGE32.
944 (mips_init_builtins): Initialize new function types.
945 (mips_expand_builtin_direct): Check if builtin functions need to
946 return a value and pass operands properly.
947 (mips_expand_builtin_bposge): New function.
948 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
949 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
950 (FIRST_PSEUDO_REGISTER): Increase to 188.
951 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
952 Update for 12 new DSP registers.
953 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
954 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
955 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
956 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
957 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
958 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
959 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
960 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
961 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
962 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
963 (REGISTER_NAMES): Add names for 12 new DSP registers.
964 * config/mips/mips.md: Include mips-dsp.md.
965 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
966 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
967 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
968 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
969 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
970 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
971 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
972 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
973 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
974 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
975 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
976 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
977 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
978 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
979 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
980 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
981 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
982 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
983 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
984 (UNSPEC_RDDSP): New constants.
985 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
986 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
988 * config/mips/mips.opt (-mdsp): New option.
989 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
990 (reg_imm10_operand): New predicates.
991 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
992 * doc/invoke.texi (-mdsp): Document new option.
994 2005-07-22 DJ Delorie <dj@redhat.com>
996 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
998 * tree-inline.c (inlinable_function_p): Likewise.
1000 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1003 * toplev.c (check_global_declarations): Do not mark undefined
1004 variables as DECL_IGNORED_P.
1005 * varasm.c (first_global_object_name): GTY it.
1006 (weak_global_object_name): Likewise.
1007 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1008 a string to go into {weak,first}_global_object_name.
1010 2005-07-22 DJ Delorie <dj@redhat.com>
1012 * c-format.c (check_function_format): Change warning control
1013 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1015 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1017 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1018 &PTR->FLD a dereference of PTR.
1019 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1020 a potential dereference of PTR.
1022 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1024 PR rtl-optimization/20370
1025 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1026 call allocate_reg_info if necessary.
1028 PR rtl-optimization/21848
1029 * calls.c (emit_library_call_value_1): For const functions, add
1030 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1032 PR rtl-optimization/22445
1033 * cselib.c (target.h): Include.
1034 (rtx_equal_for_cselib_p): Allow commutative matches.
1035 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1036 Remove MODE parameter. Changed all callers.
1038 PR rtl-optimization/22258
1039 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1041 (try_combine): Use likely_spilled_retval_p.
1043 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1045 * config.gcc: Add crx-elf support.
1047 * doc/contrib.texi: Mention crx.
1048 * doc/extend.texi: Document crx extensions.
1049 * doc/install.texi: Document crx install.
1050 * doc/invoke.texi: Document crx options.
1051 * doc/md.texi: Document crx constraints.
1053 * config/crx/crx-protos.h: New file.
1054 * config/crx/crx.c: New file.
1055 * config/crx/crx.h: New file.
1056 * config/crx/crx.md: New file.
1057 * config/crx/crx.opt: New file.
1058 * config/crx/t-crx: New file.
1060 2005-07-22 Manfred Hollstein <mh@suse.com>
1062 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1064 (int_add_graph_edge): Likewise.
1065 (collapse_nodes): Likewise.
1066 (process_unification_queue): Likewise.
1068 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1069 Laurent GUERBY <laurent@guerby.net>
1071 PR tree-optimization/22336
1072 * function.c (record_block_change): Check for
1073 cfun->ib_boundaries_block.
1075 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1077 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1078 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1080 2005-07-21 DJ Delorie <dj@redhat.com>
1082 * toplev.c (warn_deprecated_use): Add warning control to warning
1084 * c-typeck.c (parser_build_binary_op): Likewise.
1085 (c_finish_if_stmt): Likewise.
1086 * c-common.c (check_function_sentinel): Likewise.
1087 (check_nonnull_arg): Likewise.
1089 2005-07-21 Richard Henderson <rth@redhat.com>
1092 * tree-complex.c (complex_ssa_name_components): New.
1093 (cvc_lookup): Allow entry not found.
1094 (create_components): Remove.
1095 (create_one_component_var, get_component_var): New.
1096 (get_component_ssa_name, set_component_ssa_name): New.
1097 (extract_component): Use get_component_ssa_name.
1098 (update_complex_components): Use set_component_ssa_name.
1099 (update_complex_components_on_edge): Likewise.
1100 (update_phi_components): Create new PHI nodes directly, instead
1101 of adding insns to edges.
1102 (tree_lower_complex): Allocate and free complex_variable_components
1103 and complex_ssa_name_components here.
1105 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1107 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1108 revert to returning false.
1110 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1113 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1115 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1118 * config/i386/i386.md (cmpxf): Change operand constraints
1119 to "nonmemory_operand".
1121 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1123 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1125 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1128 * fold-const.c (fold_build1): Add checksum for the operands.
1129 (fold_build2): Likewise.
1130 (fold_build3): Likewise.
1132 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1135 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1137 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1139 * common.opt (-fforward-propagate): Committed by mistake,
1142 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1144 * reg-stack.c: Fix comment typo(s).
1145 * tree-ssa-operands.c: Likewise.
1146 * tree-vectorizer: Likewise.
1148 2005-07-21 Nick Clifton <nickc@redhat.com>
1150 * config/sh/symbian.c: Replace C++ style line comments with C
1151 style line comments.
1152 (symbian_add_attribute): Do not use a ? operator on the LHS of
1154 (sh_symbian_handle_dll_attribute): Change the type of the
1155 method vector to "VEC(tree,gc)*" and use vector accessor
1156 macros to walk over the elements.
1157 (symbian_export_vtable_and_rtti_p): Likewise.
1158 (symbian_class_needs_attribute_p): Likewise.
1160 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1163 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1164 initialize targetm.resolve_overloaded_builtin here.
1165 (altivec_expand_overloaded_builtin): Make it non-static.
1166 * config/rs6000/rs6000-protos.h
1167 (altivec_expand_overloaded_builtin): New prototype.
1168 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1169 targetm.resolve_overloaded_builtin here.
1170 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1172 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1173 Zdenek Dvorak <dvorakz@suse.cz>
1175 PR tree-optimization/19210
1176 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1178 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1179 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1180 rely on unproven assumptions.
1181 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1182 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1183 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1184 to number_of_iterations_exit.
1185 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1186 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1187 * tree-ssa-loop-niter.c (find_loop_niter,
1188 estimate_numbers_of_iterations_loop): Likewise.
1189 (number_of_iterations_exit): Honor the new options.
1190 * doc/invoke.texi (Wunsafe-loop-optimizations,
1191 funsafe-loop-optimizations): Document them.
1193 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1195 PR rtl-optimization/22167
1196 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1198 2005-07-20 Adam Nemet <anemet@lnxw.com>
1200 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1201 __do_global_dtors_aux longcall.
1203 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1205 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1206 (old_special_pred_table): Don't reference
1207 SPECIAL_MODE_PREDICATES.
1208 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1209 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1210 * config/sh/predicates.h: Don't mention
1211 SPECIAL_MODE_PREDICATES.
1212 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1215 2005-07-20 DJ Delorie <dj@redhat.com>
1217 * config.gcc: Add m32c-elf support.
1219 * doc/contrib.texi: Mention m32c.
1220 * doc/extend.texi: Document m32c extensions.
1221 * doc/install.texi: Mention m32c.
1222 * doc/invoke.texi: Document m32c options.
1223 * doc/md.texi: Document m32c constraints.
1225 * config/m32c/addsub.md: New file.
1226 * config/m32c/bitops.md: New file.
1227 * config/m32c/cond.md: New file.
1228 * config/m32c/jump.md: New file.
1229 * config/m32c/m32c-lib1.S: New file.
1230 * config/m32c/m32c-lib2.c: New file.
1231 * config/m32c/m32c-modes.def: New file.
1232 * config/m32c/m32c-pragma.c: New file.
1233 * config/m32c/m32c-protos.h: New file.
1234 * config/m32c/m32c.abi: New file.
1235 * config/m32c/m32c.c: New file.
1236 * config/m32c/m32c.h: New file.
1237 * config/m32c/m32c.md: New file.
1238 * config/m32c/m32c.opt: New file.
1239 * config/m32c/minmax.md: New file.
1240 * config/m32c/mov.md: New file.
1241 * config/m32c/muldiv.md: New file.
1242 * config/m32c/predicates.md: New file.
1243 * config/m32c/prologue.md: New file.
1244 * config/m32c/shift.md: New file.
1245 * config/m32c/t-m32c: New file.
1247 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1249 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1250 (stack_protect_set, stack_protect_test): New expanders.
1251 (stack_protect_set_si, stack_protect_set_si_media,
1252 stack_protect_set_di_media, stack_protect_test_si,
1253 stack_protect_test_si_media, stack_protect_test_di_media):
1256 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1258 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1260 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1262 * tree.h (tree_expr_nonzero_p): Export.
1263 * fold-const.c (tree_expr_nonzero_p): Likewise.
1264 Return true for CALL_EXPRs that are alloca calls.
1265 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1267 * tree-flow.h (expr_computes_nonzero): Remove.
1268 * tree-vrp.c (expr_computes_nonzero): Remove.
1269 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1270 (extract_range_from_unary_expr): Likewise.
1271 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1272 tree_expr_nonzero_p.
1274 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1276 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1277 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1278 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1279 All callers changed.
1280 (frame_related_constant_load): New arg "related" which controls
1281 setting of RTX_FRAME_RELATED_P. All callers changed.
1282 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1283 (bfin_expand_prologue): Add stack limit checking.
1284 * config/bfin/bfin.md (trapifcc): New pattern.
1286 * config/bfin/bfin.c: Include "langhooks.h".
1287 (def_builtin): Go through lang_hooks to call builtin_function.
1289 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1290 * config/bfin/predicates.md (symbol_ref_operand): New.
1291 (call_insn_operand): Delete. All callers changed to use
1292 register_no_elim_operand.
1293 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1295 (function_arg): Use it to generate the call's operand 2.
1296 (bfin_longcall_p): New function.
1297 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1298 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1299 determine if the address needs to be in a REG.
1300 (bfin_handle_longcall_attribute): New function.
1301 (bfin_attribute_table): Add "longcall" and "shortcall".
1302 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1303 (CUMULATIVE_ARGS): New member call_cookie.
1304 (PREDICATE_CODES): Add symbol_ref_operand.
1305 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1306 extra USE to the pattern.
1307 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1308 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1309 sibcall_value_insn; now the new patterns handle direct calls and the
1310 old ones indirect calls.
1311 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1313 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1315 * doc/trouble.texi: Update section on handling of empty loops.
1317 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1319 * config.gcc: Remove support for sparc-*-openbsd*,
1320 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1322 * config.host: Remove support for i860-*-sysv4* as a host.
1323 * config/i860/*, config/ip2k/*, config/ns32k/*,
1324 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1325 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1326 mention obsolete ports.
1328 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1330 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1332 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1333 of frame_pointer_rtx.
1334 (sh_expand_epilogue): Likewise.
1335 (sh_set_return_address): Likewise.
1336 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1337 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1338 offsets from FRAME_POINTER_REGNUM.
1339 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1340 (sh_register_names): Add initializer for sfp.
1341 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1342 (VALID_REGISTER_P): Likewise.
1343 (FIRST_PSEUDO_REGISTER): Update.
1344 (DWARF_FRAME_REGISTERS): Define.
1345 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1346 (HARD_FRAME_POINTER_REGNUM): Define.
1347 (FRAME_POINTER_REGNUM): Redefine.
1348 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1349 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1350 from FRAME_POINTER_REGNUM.
1351 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1352 FRAME_POINTER_REGNUM.
1353 (REG_CLASS_CONTENTS): Add sfp.
1354 (REG_ALLOC_ORDER): Likewise.
1355 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1356 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1357 of frame_pointer_rtx.
1358 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1360 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1362 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1363 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1364 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1366 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1369 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1371 Make CONSTRUCTOR use VEC to store initializers.
1372 * c-common.c (complete_array_type): Update to cope with VEC in
1374 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1375 (pp_c_constructor_elts): New function.
1376 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1377 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1378 struct constructor_stack, struct initializer_stack,
1379 constructor_elements, push_init_level, pop_init_level,
1380 add_pending_init, find_init_member, output_init_element): Update to
1381 cope with VEC in CONSTRUCTOR_ELTS.
1382 * coverage.c (build_fn_info_value, build_ctr_info_value,
1383 build_gcov_info): Likewise.
1384 * expr.c (categorize_ctor_elements_1, store_constructor,
1385 expand_expr_real_1): Likewise.
1386 * fold-const.c (fold_ternary): Likewise.
1387 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1388 gimplify_init_constructor, gimplify_expr): Likewise.
1389 * tree-dump.c (dequeue_and_dump): Likewise.
1390 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1392 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1394 * tree-sra.c (generate_element_init_1): Likewise.
1395 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1396 * tree-ssa-operands.c (get_expr_operands): Likewise.
1397 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1398 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1399 (get_initial_def_for_reduction): Likewise.
1400 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1401 value handle in annotations.
1402 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1403 tree_node_structure): Add support for constr_kind.
1404 (build_vector_from_ctor, build_constructor_single,
1405 build_constructor_from_list): New functions.
1406 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1407 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1408 Update to cope with VEC in CONSTRUCTOR_ELTS.
1409 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1410 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1411 CONSTRUCTOR_APPEND_ELT): New macros.
1412 (struct constructor_elt, struct tree_constructor): New data types.
1413 (union tree_node): Add tree_constructor field.
1414 * treestruct.def: Define TS_CONSTRUCTOR.
1415 * varasm.c (const_hash_1, compare_constant, copy_constant,
1416 compute_reloc_for_constant, output_addressed_constants,
1417 initializer_constant_valid_p, output_constant,
1418 array_size_for_constructor, output_constructor): Update to cope with
1419 VEC in CONSTRUCTOR_ELTS.
1420 * vec.h (VEC_empty, VEC_copy): New macros.
1422 2005-07-19 Devang Patel <dpatel@apple.com>
1424 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1426 2005-07-19 Richard Henderson <rth@redhat.com>
1429 * gimplify.c (gimplify_expr): Use main variant type for the temp
1430 destination for a discarded volatile read.
1431 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1432 casts between non-void types that change volatility.
1434 2005-07-15 DJ Delorie <dj@redhat.com>
1436 * toplev.h: Add comment about the first parameter for warning().
1437 * errors.h: Likewise.
1439 * c.opt (Wpragmas): New.
1440 * doc/invoke.texi: Document it.
1442 * function.c (do_warn_unused_parameter): Add warning control to
1444 * c-decl.c (warn_if_shadowing): Likewise.
1445 * c-lex.c (cb_def_pragma): Likewise.
1446 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1447 (pop_alignment): Likewise.
1448 (handle_pragma_pack): Likewise.
1449 (apply_pragma_weak): Likewise.
1450 (handle_pragma_weak): Likewise.
1451 (handle_pragma_redefine_extname): Likewise.
1452 (add_to_renaming_pragma_list): Likewise.
1453 (handle_pragma_extern_prefix): Likewise.
1454 (maybe_apply_renaming_pragma): Likewise.
1455 (handle_pragma_visibility): Likewise.
1457 * config/c4x/c4x-c.c (BAD): Likewise.
1458 (c4x_parse_pragma): Likewise.
1459 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1460 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1461 (rs6000_pragma_longcall): Likewise.
1462 * config/v850/v850-c.c (pop_data_area): Likewise.
1463 (ghs_pragma_section): Likewise.
1464 (ghs_pragma_section): Likewise.
1465 (ghs_pragma_interrupt): Likewise.
1466 (ghs_pragma_starttda): Likewise.
1467 (ghs_pragma_startsda): Likewise.
1468 (ghs_pragma_startzda): Likewise.
1469 (ghs_pragma_endtda): Likewise.
1470 (ghs_pragma_endsda): Likewise.
1471 (ghs_pragma_endzda): Likewise.
1473 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1474 Kenneth Zadeck <zadeck@naturalbridge.com>
1476 * Makefile.in: Removed tree-promote-statics.c
1477 * tree-promote-statics.c: Removed.
1478 * common.opt: Removed flag-promote-statics.
1480 * passes.c: Removed tree-promote-statics pass.
1481 * tree-pass.h: Ditto.
1482 * timevar.def: Removed TV_PROMOTE_STATICS.
1485 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1487 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1489 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1491 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1494 * c-common.c (check_function_arguments): Call
1495 'check_function_format' if either -Wformat or
1496 -Wmissing-format-attribute are specified.
1497 * c-format.c (check_function_format): Check -Wformat before
1498 calling 'check_format_info'.
1499 * c-opts.c (c_common_post_options): Don't warn for
1500 -Wmissing-format-attribute without -Wformat.
1501 * c-typeck.c (convert_for_assignment): Detect additional cases for
1502 -Wmissing-format-attribute.
1503 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1506 2005-07-19 Richard Guenther <rguenther@suse.de>
1508 * config/i386/i386.md (lrint<mode>2): Use temporary
1509 instead of clobbering non-existent memory.
1511 2005-07-19 Nick Clifton <nickc@redhat.com>
1513 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1514 statement to avoid displaying ASCII control characters.
1516 2005-07-19 Ben Elliston <bje@au.ibm.com>
1518 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1519 * cfganal.c (find_edge_index): Ditto.
1520 * combine.c (combine_instructions): Ditto.
1521 * ddg.c (create_scc): Ditto.
1522 (find_successors): Ditto.
1523 (find_predecessors): Ditto.
1524 (find_nodes_on_paths): Ditto.
1525 (longest_simple_path): Ditto.
1526 * flow.c (update_life_info): Ditto.
1527 (count_or_remove_death_notes): Ditto.
1528 (clear_log_links): Ditto.
1529 * modulo-sched.c (generate_reg_moves): Ditto.
1530 (find_max_asap): Ditto.
1531 (find_max_hv_min_mob): Ditto.
1532 (find_max_dv_min_mob): Ditto.
1533 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1534 * sched-rgn.c (extract_edgelst): Ditto.
1535 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1536 (dump_update_ssa): Ditto.
1537 (ssa_names_to_replace) Ditto.
1538 (switch_virtuals_to_full_rewrite): Ditto.
1539 (update_ssa): Ditto.
1540 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1542 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1544 Fix PR tree-optimization/22483
1546 * tree-complex.c (create_components): Use
1547 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1548 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1549 * tree-flow.h (safe_referenced_var_iterator): New structure.
1550 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1551 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1552 safe_referenced_var iterator.
1553 (add_type_alias): Ditto.
1555 2005-07-19 Steven Bosscher <stevenb@suse.de>
1557 * loop-init.c (rest_of_handle_loop2): Remove.
1558 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1559 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1560 (pass_rtl_loop_init, pass_rtl_loop_done,
1561 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1562 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1563 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1564 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1565 pass_tree_loop_done, and pass_tree_unswitch.
1566 (gate_loop): Rename to gate_tree_loop.
1567 * passes.c (init_optimization_passes): Update for renamed tree
1568 loop passes. Add the new loop2 passes as subpasses of loop2.
1569 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1570 Update for the renamed tree loop passes.
1572 2005-07-18 Ian Lance Taylor <ian@airs.com>
1575 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1576 blocks when optimizing.
1578 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1580 * common.opt (frename-registers): Initialize to 2.
1582 (fgcse-after-reload): Ditto.
1583 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1584 (process_options): Only change flag_web, flag_rename_registers,
1585 and flag_rerun_cse_after_loop if not explicitly set by user.
1587 2005-07-18 Jan Beulich <jbeulich@novell.com>
1589 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1590 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1591 in 64-bit mode the same as DImode in 32-bit mode.
1592 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1593 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1594 mode. Add new mode parameter.
1595 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1596 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1597 x86_64_shift_adj): New expanders.
1598 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1599 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1601 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1602 DImode shift splitters.
1603 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1604 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1607 2005-07-18 Jan Beulich <jbeulich@novell.com>
1609 * i386.md (movdi_extzv_1): New.
1610 (zero_extendhidi2): Combine alternatives and never force use of
1612 (zero_extendqidi2): Likewise. Don't restrict input selection.
1614 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1616 Fix PR tree-optimization/22531
1617 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1620 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1622 * tree-promote-statics.c (pass_promote_statics): Change dump file
1625 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1627 * tree-optimize.c (init_tree_optimization_passes): Add
1628 pass_eliminate_useless_stores pass.
1629 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1630 * tree-ssa-pre.c (is_copy_stmt): New function.
1631 (follow_copies_till_vuse): Ditto.
1632 (do_eustores): Ditto.
1633 (gate_eustores): Ditto.
1635 2005-07-16 Richard Henderson <rth@redhat.com>
1637 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1639 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1640 Kenneth Zadeck <zadeck@naturalbridge.com>
1642 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1643 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1644 ipa-type-escape.h, tree-promote-statics.c
1645 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1646 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1647 tree-promote-statics.c: new files.
1648 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1649 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1650 int nonlocal_set_p, mark_constant_function): Deleted.
1651 (rest_of_handle_cfg): Removed call to mark_constant_function.
1652 (nonoverlapping_component_refs_p): Added calls to support
1653 type based aliasing.
1654 * tree-ssa-alias.c (may_alias_p,
1655 compute_flow_insensitive_aliasing): Ditto.
1656 * calls.c (flags_from_decl_or_type): Removed reference to
1658 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1659 too many arguments. This is necessary for Spec 2000.
1660 * cgraph.h (const_function, pure_function): Removed.
1661 * common.opt: Added "fipa-pure-const", "fipa-reference",
1662 "fipa-type-escape", and "ftree-promote-static".
1664 * passes.c: Added ipa and tree-promote-statics passes.
1665 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1666 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1667 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1668 * tree-flow.h: Added exposed sra calls and addition of
1669 reference_vars_info field for FUNCTION_DECLS.
1670 * tree-pass.h: Added passes.
1671 * tree-sra.c: (sra_init_cache): New function.
1672 (sra_insert_before, sra_insert_after) Made public.
1673 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1675 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1676 aliasing. (may_alias_p): Added code to use type escape analysis to
1678 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1679 code to prune clobbers of static variables based on information
1680 produced in ipa-reference pass. Changed call clobbering so that
1681 statics are not marked as clobbered if the call does not clobber
1684 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
1686 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1689 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1691 * doc/install.texi (*-*-solaris2*): Document recommended version
1692 of GNU binutils and mention GNU linker problem on Solaris 10.
1694 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
1697 * c-decl.c (c_build_bitfield_integer_type): New function.
1698 (finish_struct): Call it.
1699 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1701 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1703 * c-typeck.c (digest_init): Call 'convert_for_assignment'
1706 2005-07-16 Jan Hubicka <jh@suse.cz>
1708 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1709 (scale_bbs_frequencies_int): Watch roundoff errors.
1710 * predict.c (return_prediction): Initialize return_stmt.
1712 2005-07-16 Jan Hubicka <jh@suse.cz>
1714 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1715 after RTL profiling.
1717 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
1720 * fold-const.c (build_range_check): Convert high/low to etype
1721 if we are only comparing against exp.
1723 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
1725 Fix PR tree-optimization/22376
1726 * tree-ssa-structalias.c (build_constraint_graph): We really meant
1728 (need_to_solve): New function.
1729 (compute_points_to_sets): Use it.
1731 2005-07-15 Jan Hubicka <jh@suse.cz>
1733 * cfg.c (update_bb_profile_for_threading): More diagnostic.
1734 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1736 2005-07-15 Richard Guenther <rguenther@suse.de>
1738 * c-common.c (handle_flatten_attribute): New function.
1739 Add flatten function attribute.
1740 * doc/extend.texi: Document flatten function attribute.
1741 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1742 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1744 (cgraph_decide_inlining): Handle functions with flatten
1747 2005-07-14 David Edelsohn <edelsohn@gnu.org>
1749 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1750 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1751 UNSPEC_XCHG, UNSPEC_AND): New.
1752 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1753 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1754 * config/rs6000/sync.md (FETCHOP): New code macro.
1755 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1757 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1758 (sync_compare_and_swap<mode>): Same.
1759 (sync_lock_test_and_set<mode>): Same.
1760 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1761 for QImode and HImode, and not PPC405.
1762 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1763 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1764 (sync_<fetchop>{si,di}_internal): New.
1765 (sync_nand{si,di}_internal): New.
1766 (sync_old_<fetchop>{si,di}_internal): New.
1767 (sync_old_nand{si,di}_internal): New
1768 (sync_new_<fetchop>{si,di}_internal): New.
1769 (sync_new_nand{si,di}_internal): New.
1770 (atomic_and{si,di}): New.
1771 (sync_new_nand{si,di}_internal): New.
1772 (atomic_and{si,di}): New.
1773 (sync_add<mode>_internal): Delete.
1774 (sync_addshort_internal): Use unspec instead of unspec_volatile.
1775 (sync_sub<mode>_internal): Delte.
1776 (sync_subshort_internal): New.
1777 (sync_andsi_internal): Use unspec instead of unspec_volatile.
1778 (sync_anddi_internal): Delete.
1779 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1780 (sync_booldi_internal): Delete.
1781 (sync_boolc<mode>_internal): Delete.
1782 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1783 (sync_boolc<mode>_internal2): Delete.
1784 (sync_boolcc<mode>_internal): Delete.
1785 (isync, lwsync): Use unspec instead of unspec_volatile.
1786 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1787 Revert UNSPEC_VOLATILE.
1788 (rs6000_split_atomic_op): New.
1789 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1791 2005-07-14 Eric Christopher <echristo@redhat.com>
1793 * config/mips/mips.c (mips_canonicalize_comparison): Cast
1794 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1796 2005-07-14 Eric Christopher <echristo@redhat.com>
1798 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1800 2005-07-14 Steven Bosscher <stevenb@suse.de>
1802 PR tree-optimization/22230
1803 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1804 the computation of the four cross productions for "range op range".
1806 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
1807 Ulrich Weigand <uweigand@de.ibm.com>
1810 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1813 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1815 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1817 2005-07-14 Steve Ellcey <sje@cup.hp.com>
1819 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1821 2005-07-14 Richard Guenther <rguenther@suse.de>
1824 * config/i386/i386-protos.h (ix86_function_value): Change
1825 prototype to match new target hook.
1826 * config/i386/i386.c (ix86_value_regno): Change prototype
1827 to take extra type argument.
1828 (TARGET_FUNCTION_VALUE): Define.
1829 (ix86_function_ok_for_sibcall): Pass extra argument to
1830 ix86_value_regno, check return slot rtx for exact match.
1831 (ix86_function_value): Take extra parameter. Dispatch to
1832 ix86_value_regno with fndecl/fntype as provided.
1833 (ix86_value_regno): Handle extra type argument.
1834 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1836 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1837 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1838 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1839 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1840 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1842 2005-07-14 Richard Guenther <rguenther@suse.de>
1844 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1845 * calls.c (expand_call): Pass fntype to hard_function_value.
1846 (emit_library_call_value_1): Likewise.
1847 * explow.c: Include target.h.
1848 (hard_function_value): Take extra argument, the fntype.
1849 Use new target hook for function_value.
1850 * expr.h (hard_function_value): Change prototype.
1851 * function.c (aggregate_value_p): Pass 0 as fntype to
1852 hard_function_value.
1853 (assign_parms): Use new target hook for function_value.
1854 Pass 0 as fntype to hard_function_value.
1855 (expand_function_end): Likewise.
1856 * reg-stack.c: Include target.h.
1857 (stack_result): Use new target hook for function_value.
1858 * target-def.h: New target hook function_value.
1859 * target.h: Likewise.
1860 * targhooks.c (default_function_value): New function.
1861 * targhooks.h (default_function_value): Declare.
1863 2005-07-13 Ian Lance Taylor <ian@airs.com>
1865 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
1867 2005-07-14 Jan Hubicka <jh@suse.cz>
1869 * tree-dfa.c (dump_variable): Use default_def function.
1870 * tree-ssa-alias.c (dump_points_to_info): Likewise.
1871 * tree-ssa.c (verify_use): Likewise.
1872 * tree-ssanames.c (release_ssa_name): Likewise.
1873 * tree-tailcall.c (eliminate_tail_call): Likewise.
1874 (tree_optimize_tail_calls_1): Likewise.
1875 * tree-vrp.c (get_value_range): Likewise.
1877 2005-07-14 Ben Elliston <bje@au.ibm.com>
1879 * gcc.c (main): Compare language[0] with '*' when iterating over
1882 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1884 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1885 "s390_emit_compare". Add handling of CCZ1mode.
1886 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1887 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1889 (s390_branch_condition_mask): Add CCZ1mode handling.
1890 * config/s390/s390.md: ("seq", "*seq"): New pattern.
1891 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1892 Use CCZ1mode instead of CCZmode.
1893 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
1895 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1897 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1899 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1901 2005-07-13 Eric Christopher <echristo@redhat.com>
1903 * config/mips/mips.c (mips_canonicalize_comparison): New.
1904 (mips_emit_int_relational): Use.
1906 2005-07-13 Eric Christopher <echristo@redhat.com>
1908 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1910 * config/s390/s390.md: Include tpf.md. Move tpf specific
1912 * config/s390/tpf.md: To here.
1913 * config/s390/s390.opt: Move tpf specific options...
1914 * config/s390/tpf.opt: to here. Add mmain option.
1915 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1916 * config/s390/tpf.h: Rewrite.
1918 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1920 * doc/tm.texi: Remove @xref{Cross-profiling}.
1922 2005-07-13 Jeff Law <law@redhat.com>
1924 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1925 expressions, test their _DECL operands for pointer equality rather
1926 than using operand_equal_p.
1928 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1930 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1931 (TARGET_POSIX_IO): This.
1932 * config/darwin.h: Likewise.
1933 * config/freebsd.h: Likewise.
1934 * config/linux.h: Likewise.
1935 * config/lynx.h: Likewise.
1936 * config/netbsd.h: Likewise.
1937 * config/rs6000/linux64.h: Likewise.
1938 * config/rs6000/linux.h: Likewise.
1939 * config/s390/tpf.h: Likewise.
1940 * config/sh/embed-elf.h: Likewise.
1941 * config/sparc/linux64.h: Likewise.
1942 * config/sparc/linux.h: Likewise.
1943 * config/svr4.h: Likewise.
1944 * gcov-io.h: Likewise.
1946 * doc/tm.texi: Updated.
1948 * libgcov.c (create_file_directory): Defined only if
1949 TARGET_POSIX_IO is defined.
1950 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1953 2005-07-13 Jan Hubicka <jh@suse.cz>
1955 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1957 2005-07-13 David Edelsohn <edelsohn@gnu.org>
1959 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1960 structure as argument.
1962 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
1964 PR tree-optimization/21921
1965 * tree-iterator.c (tsi_link_before): Support the case when
1966 tsi_end_p (tsi) == true.
1968 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1970 PR tree-optimization/22442
1971 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1974 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1976 PR rtl-optimization/20376
1977 * toplev.c (process_options): Enable -fweb and -frename-registers when
1979 * doc/invoke.texi: Update the information about when -fweb and
1980 -frename-registers are enabled.
1982 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1985 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1986 if *rhs_p is not a SSA_NAME.
1988 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
1990 Fix PR tree-optimization/22422
1991 * tree-ssa-structalias.c (struct variable_info): Add flag for
1993 (get_varinfo): Now a static function.
1994 (new_varinfo): init has_union and is_special_var to false.
1995 (solution_set_add): Check has_union.
1996 (do_da_constraint): Move temporary variable so it gets reset
1998 Also check for special variable.
1999 (do_ds_constraint): Ditto.
2000 (do_sd_constraint): Ditto.
2001 (do_structure_copy): Check for special variable.
2002 (find_func_aliases): Ditto.
2003 (init_base_vars): Set special vars properly.
2005 2005-07-13 Jan Hubicka <jh@suse.cz>
2007 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2010 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2011 (get_expr_operands): Fix thinko wrt flags and subvars.
2013 PR tree-optimize/22379
2014 * tree-inline.c (expand_call_inline): Do not output sorry in early
2017 2005-07-12 Dale Johannesen <dalej@apple.com>
2019 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2021 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2024 * host-linux.h: Include limits.h.
2026 2005-07-12 Dale Johannesen <dalej@apple.com>
2028 * expr.c (compress_float_constant): Add cost check.
2029 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2031 2005-07-12 Dale Johannesen <dalej@apple.com>
2033 * gcc.target/i386/compress-float-sse.c: New.
2034 * gcc.target/i386/compress-float-sse-pic.c: New.
2035 * gcc.target/i386/compress-float-387.c: New.
2036 * gcc.target/i386/compress-float-387-pic.c: New.
2037 * gcc.dg/compress-float-ppc.c: New.
2038 * gcc.dg/compress-float-ppc-pic.c: New.
2040 2005-07-12 Eric Christopher <echristo@redhat.com>
2042 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2044 * config/s390/s390.md: Include tpf.md. Move tpf specific
2046 * config/s390/tpf.md: To here.
2047 * config/s390/s390.opt: Move tpf specific options...
2048 * config/s390/tpf.opt: to here. Add mmain option.
2049 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2050 * config/s390/tpf.h: Rewrite.
2052 2005-07-12 Eric Christopher <echristo@redhat.com>
2054 * gcc.c (struct infile): Update comment for language.
2055 (main): Rewrite input file resetting code.
2057 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2060 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2061 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2062 (lookup_avail_expr): Use constant_boolean_node instead
2063 of boolean_false_node/boolean_true_node.
2065 2005-07-12 Ben Elliston <bje@au.ibm.com>
2067 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2068 and use it when printing num_edges.
2070 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2072 * doc/extend.texi (Blackfin Built-in Functions): New section.
2073 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2076 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2078 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2079 s/cmpstrsi/cmpstrnsi
2080 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2082 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2083 (init_optabs): Initialize cmpstrn_optab.
2084 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2085 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2086 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2087 * config/i386/i386.md: s/cmpstr/cmpstrn
2088 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2089 * doc/md.texi: Update documentation.
2091 2005-07-11 Richard Henderson <rth@redhat.com>
2093 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2094 build_va_arg_indirect_ref.
2095 (alpha_gimplify_va_arg): Likewise.
2096 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2097 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2098 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2099 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2100 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2101 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2103 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2105 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2107 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2108 * passes.c (init_optimization_passes): Add pass_empty_loop.
2109 * tree-pass.h (pass_empty_loop): Declare.
2110 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2111 try_remove_empty_loop, remove_empty_loops): New functions.
2112 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2113 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2115 2005-07-12 Peter Barada <peter@the-baradas.com>
2119 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2120 in address registers.
2121 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2122 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2123 alternative of addsi3_5200.
2125 2005-07-11 Ian Lance Taylor <ian@airs.com>
2127 * config/mips/mips.md (ffs<mode>2): Remove.
2129 2005-07-11 Ian Lance Taylor <ian@airs.com>
2131 * doc/tree-ssa.texi (Cleanups): Improve description of
2133 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2135 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2137 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2138 * tree.h (DECL_ARGUMENT_FLD): New macro.
2140 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2142 Fix PR tree-optimization/22404
2144 * tree-ssa-structalias.c (create_variable_info_for): Use
2147 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2149 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2150 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2151 for second comparison operand.
2152 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2154 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2155 (define_insn_reservation "alu"): Likewise.
2156 (csync, ssync): Now of type sync.
2157 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2158 -mcsync-anomaly -mspecld-anomaly.
2159 * config/bfin/bfin.opt (mcsync): Remove.
2160 (mcsync-anomaly, mspecld-anomaly): Add.
2161 * config/bfin/bfin.c: Include "insn-codes.h".
2162 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2163 (TARGET_DEFAULT_TARGET_FLAGS): New.
2164 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2166 2005-07-11 Steven Bosscher <stevenb@suse.de>
2168 * basic-block.h: Give the BB flags enum a name, bb_flags.
2169 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2170 * cfgcleanup.c (enum bb_flags): Remove here.
2171 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2172 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2173 (update_forwarder_flag): Likewise.
2174 (thread_jump): Likewise.
2175 (try_forward_edges): Likewise.
2176 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2177 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2178 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2180 2005-07-11 Richard Guenther <rguenther@suse.de>
2182 * config/i386/i386.opt: New target option -msseregparm.
2183 * config/i386/i386.c (override_options): Error out for
2184 -msseregparm but no SSE support.
2185 (ix86_function_sseregparm): Check for global sseregparm.
2186 * doc/invoke.texi: Document -msseregparm.
2188 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2190 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2191 (m32rle-*-linux*): Ditto.
2193 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2195 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2196 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2199 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2203 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2204 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2206 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2208 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2209 (varmap): Heapify varmap.
2210 (constraints): Heapify constraints.
2211 (struct constraint_graph): Heapify succs and preds.
2212 (constraint_vec_find): Update for heapification.
2213 (constraint_set_union): Ditto.
2214 (insert_into_complex): Ditto.
2215 (constraint_edge_vec_find): Ditto.
2216 (erase_graph_self_edge): Ditto.
2217 (add_graph_edge): Ditto.
2218 (get_graph_weights): Ditto.
2219 (merge_graph_nodes): Ditto.
2220 (build_constraint_graph): Ditto.
2221 (topo_visit): Ditto.
2222 (solve_graph): Ditto.
2223 (create_variable_info_for): Ditto.
2224 (init_base_vars): Ditto.
2225 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2226 (condese_varmap_nodes): Free complex vector.
2227 (clear_edges_for_node): Clear succs and preds vector.
2229 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2231 * tree-ssa-structalias.c (update_alias_info): Change counting of
2232 references to not include vdefs.
2234 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2236 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2239 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2241 * pa.c (pa_commutative_p): Make PLUS commutative when
2242 TARGET_NO_SPACE_REGS is true.
2244 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2246 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2247 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2248 * tree-dfa.c (dump_subvars_for): New.
2249 (debug_subvars_for): New.
2250 (dump_variable): Show subvariables if VAR has them.
2251 * tree-flow-inline.h (get_subvar_at): New.
2252 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2253 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2255 (struct subvar): Change fields offset and size to unsigned
2257 (dump_subvars_for): Declare.
2258 (debug_subvars_for): Declare.
2259 (get_subvar_at): Declare.
2260 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2261 to unsigned HOST_WIDE_INT *.
2262 (overlap_subvar): Likewise.
2263 * tree-gimple.c (is_gimple_reg): Always return false for
2264 SFTs and memory tags.
2265 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2267 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2268 (compute_may_aliases): Call compute_points_to_sets.
2269 (collect_points_to_info_for): Remove.
2270 (compute_points_to_and_addr_escape): Remove.
2271 (delete_alias_info): Call delete_points_to_sets.
2272 (compute_flow_sensitive_aliasing): If the call to
2273 find_what_p_points_to returns false, call set_pt_anything.
2274 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2275 (set_pt_anything): Clear pi->pt_vars.
2276 (set_pt_malloc): Remove.
2277 (merge_pointed_to_info): Remove.
2278 (add_pointed_to_expr): Remove.
2279 (add_pointed_to_var): Remove.
2280 (collect_points_to_info_r): Remove.
2281 (is_escape_site): Make extern.
2283 (create_overlap_variables_for): Call it.
2284 * tree-ssa-copy.c (merge_alias_info): Never merge
2285 flow-sensitive alias information.
2286 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2287 offset and size to be unsigned HOST_WIDE_INT.
2288 (add_to_addressable_set): Rename from note_addressable.
2289 Set TREE_ADDRESSABLE as the variables are added to the set.
2291 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2292 operands into VUSEs when adding V_MAY_DEFs for members in an
2294 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2295 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2296 (struct variable_info): Add bitfield is_heap_var.
2297 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2298 (new_var_info): Initialize is_heap_var.
2299 (get_constraint_for): Add HEAP variables to the symbol table.
2300 Mark them with is_heap_var.
2301 (update_alias_info): New. Taken mostly from the old
2302 compute_points_to_and_addr_escape.
2303 (handle_ptr_arith): New.
2304 (find_func_aliases): Call update_alias_info.
2305 Call handle_ptr_info for tcc_binary expressions.
2306 Call mark_stmt_modified.
2307 (create_variable_info_for): If DECL has subvars, do not create
2308 variables for its subvars. Always add all the fields.
2309 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2310 SFTs, then add all the SFTs of the structure.
2311 If VI->DECL is an aggregate with subvariables, add the SFT at
2313 (find_what_p_points_to): If VI is an artificial variable,
2314 translate to bitfields in SSA_NAME_PTR_INFO.
2315 If the solution is empty, set pi->pt_vars to NULL
2316 (init_base_vars): Create ANYOFFSET.
2317 (compute_points_to_sets): Rename from create_alias_vars.
2319 (pass_build_pta): Remove.
2320 (delete_points_to_sets): Rename from delete_alias_vars.
2321 (pass_del_pta): Remove.
2322 * tree-ssa-structalias.h (struct alias_info): Move from
2324 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2325 NUM_REFERENCES_SET): Likewise.
2326 (compute_points_to_sets, delete_points_to_sets): Declare.
2328 2005-07-09 Richard Henderson <rth@redhat.com>
2330 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2331 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2332 alpha_split_lock_test_and_set_12): New functions.
2333 * config/alpha/alpha-protos.h: Update.
2334 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2335 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2336 * config/alpha/sync.md (I12MODE): New.
2337 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2338 (sync_<fetchop_name><I48MODE>): Likewise.
2339 (sync_nand<I48MODE>): Likewise.
2340 (sync_old_<fetchop_name><I48MODE>): Likewise.
2341 (sync_new_<fetchop_name><I48MODE>): Likewise.
2342 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2343 (sync_compare_and_swap<I48MODE>): Likewise.
2344 (sync_lock_test_and_set<I48MODE>): Likewise.
2345 (sync_compare_and_swap<I12MODE>): New.
2346 (sync_compare_and_swap<I12MODE>_1): New.
2347 (sync_lock_test_and_set<I12MODE>): New.
2348 (sync_lock_test_and_set<I12MODE>_1): New.
2350 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2354 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2356 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2358 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2359 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2361 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2364 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2366 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2368 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2369 memory_operand constraint.
2370 (store_conditional_<mode>): Same.
2371 (sync_compare_and_swap<mode>): Same.
2372 (sync_lock_test_and_set<mode>): Same.
2374 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2376 Rewrite PIC support to more closely model actual instructions.
2377 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2378 (cris_symbol): Remove prototypes for removed functions.
2379 (cris_pic_symbol_type_of, cris_valid_pic_const)
2380 (cris_expand_pic_call_address): Prototypes for new functions.
2381 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2383 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2385 <case ':'>: Add case for new punctuation character.
2386 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2387 emitting (extra) PIC modifier.
2388 <case UNSPEC>: Do not assert for PLT.
2389 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2390 (cris_expand_prologue, cris_expand_epilogue): Check
2391 for pic_offset_table_rtx usage instead of taking
2392 current_function_uses_pic_offset_table as the final word.
2393 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2394 Remove flag_pic difference.
2395 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2396 the moral equivalents of...
2397 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2399 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2400 (cris_handle_option): Mark ARG as unused.
2401 (cris_expand_pic_call_address): New worker function for "call",
2403 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2404 output PIC constructs here.
2405 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2406 as symbol-specific modifers, not whole or part of operands.
2407 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2408 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2409 constants and flag_pic.
2410 (CONSTANT_INDEX_P): Adjust for new functions.
2411 (enum cris_pic_symbol_type): New helper type.
2412 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2413 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2414 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2416 ("movsi"): Emit actual instructions for GOT and relative access.
2417 ("*movsi_got_load"): New pattern to set up the register holding
2419 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2420 Adjust FIXME for 'S'.
2421 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2422 Use "movs" for -fpic cases.
2423 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2424 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2425 ("call", "call_value"): Just call cris_expand_pic_call_address for
2427 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2428 Remove special pattern.
2429 ("*expanded_call_side", "*expanded_call_value_side"): New
2431 (gotplt-to-plt, gotplt-to-plt-side-call)
2432 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2434 * config/cris/cris/predicates.md
2435 ("cris_general_operand_or_gotless_symbol"): Remove unused
2437 ("cris_general_operand_or_symbol"): Adjust for new functions.
2439 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2441 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2443 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2445 * Makefile.in (TREE_H): Add treestruct.def.
2446 (c-decl.o): Add pointer-set.h
2447 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2448 visibility on regular DECL's.
2449 (merge_decls): Fix the copying of decl nodes of various types for
2450 the new structures. Don't update RTL, section name, weak status,
2451 etc, on DECL's without RTL.
2452 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2453 Don't check volatile on non-variable types.
2454 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2455 to check whether we have seen arguments.
2456 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2457 flag is checked before field (flag is common, field is not).
2458 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2459 TS_DECL_COMMON could have an origin.
2460 (add_location_or_const_value_attribute): Don't check section name
2461 on non-var/function decls.
2462 (dwarf2out_var_location): Reverse order of tests.
2463 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2464 with DECL_WRTL_CHECK.
2465 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2466 * fold-const.c (fold_binary): Don't check weakness on
2467 non-var/function decls.
2468 (tree_expr_nonzero_p): Ditto.
2469 (fold_checksum_tree): Use tree_decl_extra as sizeof
2471 * ggc-page.c (extra_order_size_table): Add sizes for
2472 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2474 * gimplify.c (gimplify_bind_expr): Only set
2475 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2476 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2478 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2479 * langhooks.h (init_ts). New langhook.
2480 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2481 * print-tree.c (print_node): Update to only print fields that
2482 exist in the structures the passed decl has.
2483 * toplev.c (wrapup_global_declarations): Don't reset
2484 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2485 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2486 * tree-inline.c (remap_decl): Ditto.
2487 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2488 * tree-pretty-print.c (print_declaration): Don't print
2489 DECL_REGISTER on things that don't contain it.
2490 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2491 non-var/function decls.
2492 * tree.c (tree_contains_struct): New structure.
2493 (init_priority_for_decl): New hashtable.
2494 (tree_int_map): New structure.
2495 (tree_int_map_eq): New function.
2496 (tree_int_map_marked_p): Ditto.
2497 (tree_int_map_hash): Ditto.
2498 (tree_map): Move to tree.h.
2499 (tree_map_eq): Externalize.
2500 (tree_map_hash): Ditto.
2501 (tree_map_marked_p): Ditto.
2502 (init_ttree): Set up tree_contains_struct and call langhook.
2503 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2504 (tree_code_size): Update for new structures.
2505 (tree_node_structure): Update for new structures.
2506 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2508 (copy_node_stat): Copy init priority.
2509 (build_decl_stat): Ditto for visibility.
2510 (ts_enum_names): New.
2511 (tree_contains_struct_check_failed): New function.
2512 (decl_init_priority_lookup): Ditto.
2513 (decl_init_priority_insert): Ditto.
2514 * treestruct.def: New file.
2515 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2516 (CONTAINS_STRUCT_CHECK): Ditto.
2517 (tree_contains_struct_check_failed): New prototype.
2518 (DECL_CHECK): Removed.
2519 (DECL_MINIMAL_CHECK): New.
2520 (DECL_COMMON_CHECK): Ditto.
2521 (DECL_WRTL_CHECK): Ditto.
2522 (DECL_NON_COMMON_CHECK): Ditto.
2523 (DECL_WITH_VIS_CHECK): Ditto.
2524 (VAR_OR_FUNCTION_DECL_P): Ditto
2525 (struct tree_decl_minimal): New structure.
2526 (struct tree_decl_common): Ditto.
2527 (struct tree_decl_with_rtl): Ditto.
2528 (struct tree_decl_with_vis): Ditto.
2529 (struct tree_decl_non_common): Ditto.
2530 (struct tree_field_decl): Ditto.
2531 (struct tree_parm_decl): Ditto.
2532 (struct tree_var_decl): Ditto.
2533 (struct tree_function_decl): Ditto.
2534 (struct tree_const_decl): Ditto.
2535 (struct tree_result_decl): Ditto.
2536 (union tree_node): Add new structures.
2537 * var-tracking.c (track_expr_p): Reverse order of tests.
2539 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2541 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2543 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2544 * system.h: Poison FINALIZE_PIC.
2545 * doc/tm.texi (FINALIZE_PIC): Remove.
2547 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2550 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2551 to the correct type if we have a MODIFY_EXPR.
2553 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2555 PR tree-optimization/22360
2556 * tree.c (upper_bound_in_type): Fix calculations for casting
2557 to a non-wider signed type and casting a signed value to a
2558 wider unsigned type.
2559 (lower_bound_in_type): Fix calculations for casting to a
2560 non-wider signed type.
2562 PR tree-optimization/20139
2563 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2565 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2566 fold_cond_expr_cond.
2567 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2568 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2570 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2573 * tree-complex.c (expand_complex_libcall): Produce
2574 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2576 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2578 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2579 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2580 b" assert and inserted fastpath code for this case.
2581 (bitmap_ior): Removed "a != b" assert.
2583 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2585 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2586 (ENDFILE_SPEC): Likewise.
2587 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2589 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2590 a large stack frame at epilogue.
2592 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2594 * final.c: Include sdbout.h when required.
2596 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2598 * config.gcc (*-*-darwin*): Only one target-specific header file
2600 (powerpc-*-darwin*): Add version-specific header files.
2601 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2602 * config.in: Regenerate.
2603 * configure: Regenerate.
2604 * gcc.c: Include xregex.h.
2605 (version_compare_spec_function): New.
2606 (spec_function): Add version-compare.
2607 (replace_outfile_spec_function): Reformat comment.
2608 (compare_version_strings): New.
2609 * config/darwin-c.c (version_as_macro): New.
2610 (builtin_define): New.
2611 (darwin_cpp_builtins): New.
2612 * config/darwin-protos.h (darwin_cpp_builtins): New.
2613 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2614 (LIB_SPEC): Make unconditional, update comment.
2615 (TARGET_C99_FUNCTIONS): Define.
2616 * config/darwin.opt: Sort.
2617 (mmacosx-version-min=): New.
2618 * config/darwin7.h: Delete.
2619 * config/darwin8.h: Delete.
2620 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2621 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2622 (TARGET_C99_FUNCTIONS): Define.
2623 * config/rs6000/darwin7.h: New.
2624 * config/rs6000/darwin8.h: New.
2625 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2626 (-mmacosx-version-min): Document.
2628 2005-07-07 Ian Lance Taylor <ian@airs.com>
2630 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2632 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2635 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2637 2005-07-07 Khem Raj <kraj@mvista.com>
2639 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2640 in bytes, not words.
2642 2005-07-07 Paul Brook <paul@codesourcery.com>
2644 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2645 DEFAULT_FUNCTION_ARG_PADDING to upward.
2647 2005-07-07 Richard Henderson <rth@redhat.com>
2649 * function.c (locate_and_pad_parm): Record parameter alignment in
2650 stack_alignment_needed.
2652 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2654 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2655 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2656 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2657 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2658 (define_attr "type"): Add isync, sync, load_l, store_c.
2659 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2660 Create scratch volatile MEM.
2661 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2663 (load_locked_<mode>): New.
2664 (store_conditional_<mode>): New.
2665 (sync_compare_and_swap<mode>): Replace with splitter.
2666 (sync_lock_test_and_set<mode>): Replace with splitter.
2667 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2669 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2670 is ics. Attribute isync.
2671 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
2673 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2674 and UNSPECV_SYNC_OP.
2675 (emit_unlikely_jump): New.
2676 (emit_load_locked): New.
2677 (emit_store_conditional): New.
2678 (rs6000_split_compare_and_swap): New.
2679 (rs6000_split_lock_test_and_set): New.
2680 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2681 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2682 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2683 rs6000_split_lock_test_and_set): Declare.
2684 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2685 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2686 store_c, isync, sync.
2688 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
2690 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2691 filenames to gtyp-gen.h.
2692 (s-typ-gen): Use it in place of for loops.
2694 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
2696 * hooks.c (hook_bool_rtx_int_false): New function.
2697 * hooks.h (hook_bool_rtx_int_false): Declare.
2698 * target-def.h (TARGET_COMMUTATIVE_P): Define.
2699 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2700 * target.h (struct gcc_target): Add commutative_p member.
2701 * targhooks.c (hook_bool_rtx_commutative_p): New function.
2702 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2703 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2704 (pa_commutative_p): New function.
2705 * jump.c (target.h): Include.
2706 (rtx_renumbered_equal_p): Use targetm.commutative_p.
2707 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2709 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2711 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2712 (s390_expand_setmem): New.
2713 * config/s390/s390.c: Likewise.
2714 (print_shift_count_operand): Truncate to 12 bits instead of 6.
2716 * config/s390/s390.md: ("setmem<mode>"): Accept character as
2717 general_operand. Call new function "s390_expand_setmem".
2718 ("clrmem_long", "*clrmem_long"): Rewrite to ...
2719 ("setmem_long", "*setmem_long"): ... this.
2721 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2723 * config/s390/s390.c: (optimization_options): Enable
2724 TARGET_MVCLE at -Os.
2725 * doc/invoke.texi: Document changes in default behaviour.
2726 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2728 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2730 * expr.c: (set_storage_via_setmem): Convert opchar to mode
2731 defined by back-end.
2733 2005-07-07 Jakub Jelinek <jakub@redhat.com>
2735 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2736 all sets in the pattern.
2737 * config/rs6000/rs6000.md (stack_protect_testsi,
2738 stack_protect_testdi): Likewise.
2740 2005-07-06 Jeff Law <law@redhat.com>
2742 * tree-vrp.c (simplify_using_ranges): Kill.
2743 (vrp_finalize): Remove call to simplify_using_ranges.
2744 (simplify_stmt_using_ranges): New function extracted from
2745 simplify_using_ranges.
2746 (simplify_div_or_mod_using_ranges): Likewise.
2747 (simplify_abs_using_ranges): Likewise.
2748 (simplify_cond_using_ranges): New function.
2749 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2750 * tree-ssa-propagate.c (substitute_and_fold): Call
2751 simplify_stmt_using_ranges if we have range information.
2753 2005-07-06 James E. Wilson <wilson@specifixinc.com>
2755 * config/ia64/ia64.c (ia64_reorg): Check optimize before
2756 ia64_flag_schedule_isns2.
2758 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2759 reading/writing general registers.
2760 (ia64_function_arg): Revert 2005-06-18 change.
2762 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2764 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2765 (legitimize_tls_address): Use gcc_unreachable instead of abort.
2767 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
2769 * function.c (expand_function_end): Revert part of 2005-06-27
2770 patch. Do sjlj_emit_function_exit_after after return_label.
2772 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2774 * doc/install.texi (--disable-libssp): New.
2776 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
2778 * doc/invoke.texi: Update -fforce-mem documentation.
2779 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2780 code for -fforce-mem.
2781 * expmed.c: (store_bit_field,store_fixed_bit_field,
2782 extract_bit_field): Ditto.
2783 * expr.c: (convert_move): Ditto.
2784 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2785 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2786 emit_conditional_add,expand_float,expand_fix): Ditto.
2787 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2788 (common_handle_option): Issue warning when -fforce-mem specified.
2790 2005-07-06 Paul Brook <paul@codesourcery.com>
2792 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2794 * configure: Regenerate.
2796 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
2798 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2800 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
2802 Fix PR tree-optimization/22319
2803 Fix PR tree-optimization/22140
2804 Fix PR tree-optimization/22310
2806 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2807 variable sized types.
2808 Use correct type for intermediate structure on *a = *b structure
2811 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2813 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2815 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2816 (machine_function): Move typedef to...
2817 * config/rs6000/rs6000.c (machine_function): ... here. Add
2818 varargs_save_offset field.
2819 (rs6000_stack_t): Remove varargs_size field.
2820 (setup_incoming_varargs): Allocate varargs save area using
2821 assign_stack_local, try to make it as small as possible.
2822 Save offset from virtual_stack_vars_rtx to the save area
2823 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
2824 instead of magic 8 when fp word byte size is used.
2825 (rs6000_va_start): Use cfun->machine->varargs_save_offset
2826 instead of -RS6000_VARARGS_SIZE.
2827 (rs6000_stack_info, debug_stack_info,
2828 rs6000_initial_elimination_offset): Remove all traces of
2830 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2831 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2832 RS6000_VARARGS_AREA.
2834 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
2836 PR tree-optimization/21963
2837 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2838 constant_multiple_of in the same way get_computation_cost_at does.
2840 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2842 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2843 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2844 (gen_compare_reg): If sparc_compare_emitted is set, clear it
2845 and return its previous value.
2846 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2847 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2849 (stack_protect_set, stack_protect_test): New expanders.
2850 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2851 stack_protect_testdi): New insns.
2852 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2853 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2855 2005-07-06 Jeff Law <law@redhat.com>
2857 * tree-ssa-dce.c (cfg_altered): New global.
2858 (tree_dce_init): Initialize cfg_altered.
2859 (remove_dead_stmt): If we remove an edge in the CFG, then set
2861 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2864 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2866 * Makefile.in (stamp-collect-ld): Use
2867 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
2868 ./collect-ld if it already exists.
2869 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
2870 Don't remove ./nm if it already exists.
2872 2005-07-05 Devang Patel <dpatel@apple.com>
2874 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2875 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2876 * tree-vectorizer.c (vect_loop_location): New.
2877 (vect_print_dump_info): Use vect_loop_location.
2878 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2879 (vectorize_loops): Set vect_loop_location.
2880 * tree-vect-analyze.c (vect_analyze_offset_expr,
2881 vect_determin_vectorization_factor, vect_analyze_operations,
2882 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2883 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2884 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2885 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2886 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2887 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2888 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2889 vect_analyze_loop): Adjust vect_print_dump_info API.
2890 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2891 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2892 vect_finish_stmt_generation, vectorizable_assignment,
2893 vectorizable_operation, vectorizable_store, vectorizable_load,
2894 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2895 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2896 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2897 vect_transform_loop): Same.
2898 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2899 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2902 2005-07-05 Randolph Chung <tausq@debian.org>
2904 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2905 * configure: Regenerate.
2906 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2907 (pa_tls_referenced_p): Declare.
2908 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2909 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2910 (legitimize_tls_address): New.
2911 (hppa_legitimize_address): Handle TLS addresses.
2912 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2913 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2914 (emit_move_sequence): Handle TLS addresses.
2915 (pa_encode_section_info): Call default handler to handle common
2917 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2918 (CONSTANT_ADDRESS_P): Reject TLS operands.
2919 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2920 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2921 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2922 (UNSPEC_TLSLE): Define new constants.
2923 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2924 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2925 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2926 (tie_symbolic_operand, tle_symbolic_operand): New
2928 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
2930 * aclocal.m4: Update macros for autoconf 2.59 style.
2931 * configure.ac: Likewise.
2933 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2935 * pa.c (function_value): Handle small aggregates on 32-bit targets.
2936 (function_arg): Pass small aggregates in general registers on 32-bit
2938 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2940 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
2942 * Makefile.in (final.o): Fix dependencies.
2944 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2948 * langhooks.h (struct lang_hooks): Add expr_to_decl.
2949 * langhooks.c (lhd_expr_to_decl): New.
2950 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2952 (LANG_HOOKS_INITIALIZER): Update.
2953 * tree.c (recompute_tree_invarant_for_addr_expr): Call
2954 expr_to_decl langhook.
2955 * c-tree.h (c_expr_to_decl): Declare.
2956 * c-typeck.c (c_expr_to_decl): New.
2957 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2959 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2961 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2964 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2965 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2967 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
2969 * Makefile.in: Adjust dependencies.
2970 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2971 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2972 * alias.c (rest_of_handle_cfg, pass_cfg): New.
2973 * bb-reorder.c (duplicate_computed_gotos): Make it static.
2974 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2975 rest_of_compilation.
2977 * bb-reorder.c (gate_duplicate_computed_gotos,
2978 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2979 rest_of_handle_reorder_blocks, pass_reorder_blocks,
2980 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2981 pass_partition_blocks): New.
2982 * bt-load.c (gate_handle_branch_target_load_optimize,
2983 rest_of_handle_branch_target_load_optimize,
2984 pass_branch_target_load_optimize): New.
2985 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2987 * cfglayout.c (pass_insn_locators_initialize): New.
2988 * cfgrtl.c (pass_free_cfg): New.
2989 * combine.c (gate_handle_combine, rest_of_handle_combine,
2991 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2992 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2993 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2994 * except.c (pass_set_nothrow_function_flags,
2995 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2997 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2998 rest_of_handle_shorten_branches, pass_shorten_branches,
2999 rest_of_clean_state, pass_clean_state): New.
3000 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3001 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3002 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3004 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3005 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3006 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3007 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3009 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3010 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3011 pass_rtl_ifcvt, gate_handle_if_after_combine,
3012 rest_of_handle_if_after_combine, pass_if_after_combine,
3013 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3014 pass_if_after_reload): New.
3015 * integrate.c (pass_initial_value_sets): New.
3016 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3017 pass_purge_lineno_notes): New.
3018 * mode-switching.c (rest_of_handle_mode_switching,
3019 pass_mode_switching): New.
3020 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3021 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3023 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3024 pass_loop_optimize): New.
3025 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3027 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3029 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3030 pass_postreload_cse): New.
3031 * profile.c (gate_handle_profiling, pass_profiling,
3032 rest_of_handle_branch_prob, pass_branch_prob): New.
3033 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3034 pass_split_before_regstack, gate_handle_split_before_regstack,
3035 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3036 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3037 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3038 pass_stack_regs): New.
3039 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3040 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3041 pass_stack_adjustments): New.
3042 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3043 pass_regrename): New.
3044 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3045 pass_delay_slots, gate_handle_machine_reorg,
3046 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3047 * rtl.h (extern void purge_line_number_notes): New.
3048 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3049 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3051 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3053 * value-prof.c (gate_handle_value_profile_transformations,
3054 rest_of_handle_value_profile_transformations,
3055 pass_value_profile_transformations): New.
3056 * var-tracking.c (gate_handle_var_tracking,
3057 pass_variable_tracking): New.
3058 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3060 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3061 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3062 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3063 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3064 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3065 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3066 rest_of_handle_gcse2, rest_of_handle_regmove,
3067 rest_of_handle_tracer, rest_of_handle_if_conversion,
3068 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3069 rest_of_handle_web, rest_of_handle_branch_prob,
3070 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3071 rest_of_handle_jump_bypass, rest_of_handle_combine,
3072 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3073 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3074 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3075 rest_of_handle_mode_switching, rest_of_handle_jump,
3076 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3077 rest_of_handle_flow2, rest_of_handle_jump2,
3078 rest_of_handle_peephole2, rest_of_handle_postreload,
3079 rest_of_handle_shorten_branches, rest_of_clean_state,
3080 rest_of_compilation): Remove.
3082 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3083 * passes.c (dump_flags, in_gimple_form, all_passes,
3084 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3085 register_dump_files, next_pass_1, last_verified, execute_todo,
3086 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3087 from tree-optimize.c.
3088 (init_optimization_passes): Moved from tree-optimize.c,
3089 adding the RTL optimizations.
3090 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3091 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3092 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3093 register_dump_files, next_pass_1, last_verified, execute_todo,
3094 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3095 init_tree_optimization_passes, ipa_passes): Delete.
3096 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3098 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3099 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3101 (ipa_passes): Remove.
3102 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3103 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3104 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3105 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3106 (dump_info_p, dump_flag): Moved to tree-dump.h.
3108 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3110 * passes.c (finish_optimization_passes): Use dump_begin
3111 and dump_end, TDI_end.
3112 (gate_rest_of_compilation): New.
3113 (pass_rest_of_compilation): Use it.
3114 (gate_postreload, pass_postreload): New.
3115 * toplev.c (general_init): Rename init_tree_optimization_passes.
3116 * toplev.h (init_tree_optimization_passes): Rename to
3117 init_optimizations_passes.
3118 * tree-dump.c (dump_flag): Make static.
3119 (dump_files): Remove RTL dumps.
3120 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3121 pass_cleanup_cfg, pass_free_cfg_annotations,
3122 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3123 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3124 * tree-pretty-print.c: Include tree-pass.h.
3125 * cgraph.c: Include tree-dump.h.
3127 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3129 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3130 Only fall back to saying it points to readonly memory if
3133 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3135 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3136 * config/m32r/m32r.c (m32r_compute_frame_size,
3137 m32r_expand_prologue): Take current_function_profile into
3138 account whenever we reference
3139 current_function_uses_pic_offset_table.
3140 (m32r_finalize_pic): Remove.
3141 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3143 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3145 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3146 instead of $<. Don't remove ./as if it already exists.
3148 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3151 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3152 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3153 for complex modes when generating code for PA 1.0.
3154 (VALID_FP_MODE_P): New macro.
3155 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3156 sets for all general and floating point modes. Align wide floating
3157 point modes to even register boundaries to comply with architectural
3159 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3160 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3161 (VALID_FP_MODE_P): New macro.
3162 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3163 sets for all general and floating point modes. Align wide floating
3164 point modes to even register boundaries to comply with architectural
3167 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3169 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3172 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3174 * tree-ssa-structalias.c: Don't include expr.h.
3176 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3178 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3181 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3183 Fix PR tree-optimization/22279
3185 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3188 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3190 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3192 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3194 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3195 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3196 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3197 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3198 config/stormy16/stormy16.c, config/v850/v850.c,
3199 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3200 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3201 Avoid "." or "\n" at end of diagnostics and capital letters at
3202 start of diagnostics.
3203 * combine.c, cse.c: Don't translate dump file output.
3204 * toplev.c (print_version): Only translate output if going to
3207 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3209 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3210 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3213 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3215 * pa.c (fix_range): Fix typo in comment.
3217 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3219 * tree-vrp.c (extract_range_from_assert): Replace
3220 fold (build (...)) with fold_build2.
3222 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3224 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3225 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3226 (format_types_orig, handle_format_attribute): Add support for
3229 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3231 * varasm.c (assemble_variable): Fix format specifier thinko.
3233 2005-07-03 Ira Rosen <irar@il.ibm.com>
3235 PR tree-optimization/22029 (and 22135)
3236 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3237 a phi node before calling dump_vops.
3239 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3241 * tree-dump.h (dump_string_field): Declare.
3242 * tree-dump.c: Use it instead of dump_string.
3243 (dump_string_field): Make non-static.
3245 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3247 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3248 up the minimal CFG stuff always when optimize > 0. Call
3249 split_all_insns_noflow in PIC case if needed.
3251 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3252 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3255 * c-decl.c (c_write_global_declarations): Dump contents of
3257 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3258 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3259 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3260 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3263 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3265 * c-common.h (GCC_DIAG_STYLE): Define.
3266 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3267 version for format checking to 4.1.
3268 * c-format.c: Include toplev.h after c-common.h.
3269 (enum format_type): Add gcc_tdiag_format_type.
3270 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3271 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3272 (format_types_orig): Add gcc_tdiag.
3273 (init_dynamic_diag_info): Support gcc_tdiag formats.
3274 (handle_format_attribute): Likewise.
3275 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3276 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3277 version for format checking to 4.1.
3278 (warning0, warning, error, pedwarn, sorry): Use
3280 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3281 (finish_aliases_1): Do not use %qE.
3282 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3283 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3284 Correct format bugs.
3285 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3286 parameter to unsigned HOST_WIDE_INT.
3287 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3289 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3292 * expr.c (write_complex_part): Use adjust_address for MEM.
3293 (read_complex_part): Same.
3295 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3297 Fix PR tree-optimization/22280
3299 * tree-sra.c (generate_element_init): Remove useless loop.
3301 2005-07-02 Richard Henderson <rth@redhat.com>
3303 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3305 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3307 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3310 * fold-const.c (fold_binary): Handle the return value of
3311 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3312 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3314 2005-07-02 Jeff Law <law@redhat.com>
3316 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3317 a eliminate type conversion which feeds an equality comparison
3318 if the original type or either operand in the comparison is a
3321 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3323 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3324 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3326 * config/avr/avr.c: Do not use '`' as left quote.
3327 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3328 Remove "." from end of diagnostics. Make diagnostics start with
3331 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3332 Joseph S. Myers <joseph@codesourcery.com>
3334 * toplev.c (default_tree_printer): Handle setting location with
3336 * c-objc.common.c (c_tree_printer): Likewise.
3337 * c-format.c (gcc_diag_flag_specs): Add '+'.
3338 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3339 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3341 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3342 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3343 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3344 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3345 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3346 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3347 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3348 format arguments where %J is used without %D.
3350 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3352 * gcc.c (LINK_SSP_SPEC): Define.
3353 (link_ssp_spec): New variable.
3354 (LINK_COMMAND_SPEC): Add %(link_ssp).
3355 (static_specs): Add link_ssp_spec.
3356 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3357 * configure: Rebuilt.
3358 * config.in: Rebuilt.
3360 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3361 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3362 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3363 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3364 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3365 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3366 -0x7008(2) instead of reading __stack_chk_guard variable.
3367 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3369 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3370 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3371 if TARGET_THREAD_SSP_OFFSET is defined.
3372 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3373 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3376 2005-06-27 Richard Henderson <rth@redhat.com>
3377 * libgcc-std.ver (GCC_4.1.0): New.
3378 * libgcc.h (__stack_chk_guard): Declare.
3379 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3380 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3381 * mklibgcc.in (lib2funcs): Add them.
3383 2005-07-01 Richard Henderson <rth@redhat.com>
3385 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3386 void * before struct sigcontext *.
3387 (x86_fallback_frame_state): Likewise.
3389 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3391 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3393 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3396 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3397 we check for SSA_NAME for.
3399 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3401 Fix PR tree-optimization/22071
3403 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3405 (get_constraint_for_component_ref): Use it.
3407 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3410 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3411 print out the last new line.
3413 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3415 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3416 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3417 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3418 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3419 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3420 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3421 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3422 (enum reg_class): New member CC0_REGS.
3423 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3424 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3425 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3426 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3427 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3428 Adjust for register now described.
3430 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3433 * config/i386/i386.md (stack_protect_test_si,
3434 stack_protect_test_di): Add earlyclobber for scratch 3.
3435 * config/rs6000/rs6000.md (stack_protect_testsi,
3436 stack_protect_testdi): Add earlyclobber for scratch 3,
3437 remove earlyclobber from scratch 4.
3439 Older entries for 2005 can be found in ChangeLog-2005.