1 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3 * convert.c (convert_to_integer): Use fold_build1 instead of
4 build1 when converting an integer to an integer.
6 2005-08-02 Richard Henderson <rth@redhat.com>
8 * combine.c (combine_instructions): Don't use reg_equal/equiv
9 results if the mode doesn't match.
11 2005-08-02 Mark Mitchell <mark@codesourcery.com>
13 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
14 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
16 2005-08-02 Richard Henderson <rth@redhat.com>
19 * explow.c (memory_address): Remove special-case for
20 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
22 2005-08-02 Diego Novillo <dnovillo@redhat.com>
25 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
26 number of calls to cleanup_tree_cfg_1.
28 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
30 * doc/invoke.texi: document file extensions .F90 and .F95
32 2005-08-02 Richard Guenther <rguenther@suse.de>
34 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
35 positive if its first argument is positive.
37 2005-08-02 Richard Guenther <rguenther@suse.de>
39 PR tree-optimization/23177
40 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
43 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
45 PR tree-optimization/23129
46 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
47 varying for divisions with anti-ranges.
49 2005-08-02 Jan Hubicka <jh@suse.cz>
51 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
52 * tree-ssa-threadupdate.c (thread_block): Add it here.
54 2005-08-01 James E Wilson <wilson@specifix.com>
56 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
57 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
58 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
60 * config/mips/predicates.md (const_call_insn_operand): Add check for
61 SYMBOL_REF_LONG_CALL_P.
62 * doc/extend.texi (long_call): Document the new attribute.
64 2005-08-01 Ian Lance Taylor <ian@airs.com>
65 Richard Henderson <rth@redhat.com>
67 * Makefile.in (RTL_BASE_H): Add real.h.
68 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
70 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
72 * rtl.c (rtl_check_failed_code_mode): New.
73 * rtl.h (struct rtx_def): Add u.rv.
74 (XCMWINT, XCNMPRV): New.
75 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
76 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
78 2005-08-01 Richard Henderson <rth@redhat.com>
80 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
83 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
85 2005-08-01 Jan Hubicka <jh@suse.cz>
87 * i386-protos.h (asm_preferred_eh_data_format): Declare.
88 * i386.c: Include dwarf2.h
89 (asm_preferred_eh_data_format): New.
90 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
92 2005-08-01 Ian Lance Taylor <ian@airs.com>
94 * config/host-linux.c (linux_gt_pch_get_address): Add new name
95 randomize_va_space for virtual address randomization control.
97 2005-08-01 Steven Bosscher <stevenb@suse.de>
99 * common.opt (flag_ipa_cp): Put in right place to maintain
102 2005-08-01 Jan Hubicka <jh@suse.cz>
104 * profile.c (compute_value_histograms): Fix thinko.
105 * value-prof.c: Include toplev.h
106 (check_counter): New function.
107 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
108 tree_mod_subtract_transform): Add sanity check.
110 2005-08-01 Richard Guenther <rguenther@suse.de>
112 PR tree-optimization/23133
113 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
114 current functions parameter decls to find defs to cse
117 2005-08-01 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/23109
120 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
121 If trapping math is in effect, use post-dominator information
122 to check if we'd in any case reach a trapping point before
123 doing the reciprocal insertion.
124 (execute_cse_reciprocals): Compute post-dominators, if necessary.
125 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
126 expressions are invariant only if trapping math is not in effect.
128 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
130 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
131 cgraph_function_versioning): New declarations.
132 * cgraphunit.c: Add include to ipa-prop.h.
133 (update_call_expr, cgraph_copy_node_for_versioning,
134 cgraph_function_versioning): New functions.
135 * integrate.c (copy_decl_for_inlining): Remove.
136 * ipa-prop.h (ipa_replace_map): New struct.
137 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
138 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
139 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
140 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
141 ipcp_iterate_stage, ipcp_method_scale_print,
142 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
143 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
144 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
145 ipcp_update_bb_counts, ipcp_update_profiling,
146 ipcp_update_edges_counts): New functions.
147 (ipcp_method_cval_init): Remove restriction regarding local methods.
148 (ipcp_init_stage): Add ipcp_method_compute_scale.
149 (ipcp_insert_stage): Add versioning.
150 (ipcp_structures_print): Add ipcp_method_scale_print.
151 (ipcp_driver): Dump profiling info.
152 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
153 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
154 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
155 (struct inline_data): Add versioning_p, ipa_info, new fields.
156 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
157 declare_return_variable): Replace calls to copy_decl_for_inlining with
159 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
161 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
162 Add argument VERSIONING.
163 (copy_arguments_for_versioning, copy_static_chain,
164 function_versionable_p, tree_versionable_function_p,
165 tree_function_versioning, replace_ref_tree): New functions.
166 * tree-inline.h: Include varray.h.
167 (tree_versionable_function_p, tree_function_versioning,
168 tree copy_decl_for_dup): New declarations.
170 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
172 * ipa-cp.c: New file. Contains IPCP specific functionality.
173 * ipa-prop.h: New file. Contains structures/definitions that can be
174 used by several interprocedural data flow optimizations (and also IPCP).
175 * ipa-prop.c: New file.
176 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
177 * common.opt: Add ipa-cp flag.
178 * timevar.def: Add IPCP optimization.
179 * tree-optimize.c (init_tree_optimization_passes): Schedule
181 * tree-pass.h (pass_ipa_cp): Declare.
183 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
185 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
186 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
187 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
188 config/i386/i386.c, config/mips/mips.h,
189 config/rs6000/rs6000.h, config/sh/sh.c,
190 config/stormy16/stormy16.c: Fix comment typos.
192 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
195 * c-typeck.c (build_binary_op): Use common_type wrapper on
197 (common_type): Update comment.
199 2005-07-31 Steven Bosscher <stevenb@suse.de>
202 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
203 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
204 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
206 2005-07-31 Jan Hubicka <jh@suse.cz>
208 * pretty-print.h (pp_widest_integer): New macro.
209 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
212 2005-07-31 Jan Hubicka <jh@suse.cz>
214 * output.h (enum section_category): Export from varasm.c
215 (categorize_decl_for_section): Likewise.
216 * varasm.c (enum section_category): Kill.
217 (categorize_decl_for_section): Make global.
218 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
220 * i386.c (ix86_section_threshold): New static variable.
221 (ix86_in_large_data_p, ix86_encode_section_info,
222 x86_64_elf_unique_section,
223 x86_64_elf_select_section): New functions.
224 (TARGET_ENCODE_SECTION_INFO): Define
225 (override_options): Enable medium model for PIC.
226 (ix86_expand_prologue): Expand gen_set_got_rex64.
227 (legitimate_constant_p): Handle new UNSPECs.
228 (legitimate_pic_address_disp_p): Likewise.
229 (legitimize_pic_address): Lower MEDIUM model addressing.
230 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
231 (enum cmodel): Add MEDIUM_PIC.
232 (SYMBOL_REF_FAR_ADDR_P): New macro.
233 (SYMBOL_FLAG_FAR_ADDR): New flag.
234 * i386.md (movdi): Support medium model.
235 (set_got_rex64): New pattern.
236 * i386.opt (mlarge-data-threshold): New flag.
237 * predicates.md (zext_operand/sext_operand): Deal with medium model.
238 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
239 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
240 TARGET_ASM_UNIQUE_SECTION): New.
242 * invoke.texi (-mlarge_data_threshold): Document
244 2005-07-31 Jan Hubicka <jh@suse.cz>
246 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
247 (coalesce_vars): Likewise.
248 * tree-ssa-live.c (coalesce_cost): New.
249 (build_tree_conflict_graph): Use coalesce_cost.
250 * tree-ssa-live.h (coalesce_cost): Declare.
252 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
254 * arm.md (all peepholes for post-increment operations): Delete.
255 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
256 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
257 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
258 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
259 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
261 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
263 * fold-const.c (tree_expr_nonnegative_p): Always return true for
266 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
269 * doc/invoke.texi: Document -rdynamic.
271 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
274 * c-parser.c (c_parser_parms_list_declarator): Call
275 mark_forward_parm_decls.
276 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
277 decls with visibility structure.
279 2005-07-30 Paul Brook <paul@codesourcery.com>
281 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
283 2005-07-30 Paul Brook <paul@codesourcery.com>
285 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
287 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
289 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
291 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
294 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
295 nested function declarators.
296 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
297 (grokparms): Call warn_if_shadowing for parameters used within the
299 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
300 not used within the parameter list.
301 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
303 2005-07-30 Jan Hubicka <jh@suse.cz>
305 * expr.c (expand_expr_real_1): Do not load mem targets into register.
306 * i386.c (ix86_fixup_binary_operands): Likewise.
307 (ix86_expand_unary_operator): Likewise.
308 (ix86_expand_fp_absneg_operator): Likewise.
309 * optabs.c (expand_vec_cond_expr): Validate dest.
311 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
314 * real.c (real_from_string): Also set last bit if there is a
315 nonzero hex digit beyond GCC's internal precision after ".".
317 2005-07-29 David Edelsohn <edelsohn@gnu.org>
319 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
320 define_constants. Change duplicate values to unassigned numbers.
321 Change UNSPEC_SUBS to UNSPEC_VSUBS.
322 (*altivec_vspltsf): New.
323 (altivec_vperm_v4sf): Delete.
324 (altivec_vperm_<mode>): Use mode macro V.
325 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
326 (altivec_predicate_v4sf): Delete.
327 (altivec_predicate_<mode>): Use mode macro V.
328 (*altivec_lvesfx): New.
329 (*altivec_stvesfx): New.
330 (vec_realign_load_v4sf): Delete.
331 (vec_realign_load_<mode>): Use mode macro V.
332 * config/rs6000/rs6000.c (generate_set_vrsave): Use
335 2005-07-29 Mark Mitchell <mark@codesourcery.com>
338 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
340 * configure: Regenerated.
342 2005-07-29 Paul Brook <paul@codesourcery.com>
344 * doc/install.texi: Add link to GFortran binaries wiki page.
346 2005-07-29 David Ung <davidu@mips.com>
348 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
349 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
350 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
351 * config/mips/mips.md (cpu): Add 5kf name.
352 (includes): Includes 5k.md.
353 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
354 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
357 2005-07-29 Diego Novillo <dnovillo@redhat.com>
360 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
361 (cleanup_tree_cfg): ... here.
362 Call cleanup_tree_cfg_1 until there are no more cleanups to
365 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
367 * tree-vrp.c (compare_range_with_value): Return true or false
368 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
369 EQ_EXPR respectively.
371 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
373 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
376 2005-07-29 Diego Novillo <dnovillo@redhat.com>
378 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
379 (tree_ssa_dominator_optimize): Increment it.
380 (dump_dominator_optimization_stats): Print it.
382 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
383 Steven Bosscher <stevenb@suse.de>
385 PR rtl-optimization/23117
386 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
387 when head == tail. Tidy comment.
389 2005-07-28 Richard Henderson <rth@redhat.com>
391 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
392 * cselib.c (rtx_equal_for_cselib_p): Likewise.
393 * jump.c (rtx_renumbered_equal_p): Likewise.
394 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
395 CONST_INT and CONST_DOUBLE.
396 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
397 * reload.c (operands_match_p): Special case CONST_INT and
398 CONST_DOUBLE; check mode earlier.
400 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
403 * c-typeck.c (convert_for_assignment): Do not check
404 DECL_IN_SYSTEM_HEADER on NULL fundecl.
406 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
409 * c-typeck.c (composite_type): Prefer constant size arrays to
412 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
415 * real.c (real_from_string): Set last bit if there is a nonzero
416 hex digit beyond GCC's internal precision.
418 2005-07-28 Richard Henderson <rth@redhat.com>
421 * cfgcleanup.c (try_forward_edges): Watch out for end of
424 2005-07-28 James E Wilson <wilson@specifixinc.com>
427 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
429 2005-07-28 Jan Hubicka <jh@suse.cz>
431 * Makefile.in (rtl-profile.o): Kill all traces of it.
432 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
433 * coverage.h (rtl_coverage_counter_ref): Kill.
434 * opts.c (flag_speculative_prefetching_set): Kill.
435 (flag_loop_optimize_set): New.
436 (common_handle_option): Disable loop optimizer when profiling;
437 do not handle speculative prefetching.
438 * passes.c (init_optimization_passes): Replace pass_profiling combo
440 * profile.c (compute_value_histograms): Update for simplified value
442 (rtl_register_profile_hooks): Kill.
443 (pass_profiling): Kill.
444 (rest_of_handle_branch_prob): Do not profile.
445 * toplev.c (process_options): Remove speculative prefetching.
446 * toplev.h (flag_tree_based_profiling): Kill.
447 * tree-profile.c (prepare_instrumented_value,
448 tree_gen_interval_profiler, tree_gen_pow2_profiler,
449 tree_gen_one_value_profiler, do_tree_profiling): Update for
450 simplified datastructures.
451 * value-prof.c: Add comment that speculative prefetching was dropped;
452 update rest of file for simplified datastructures.
453 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
454 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
455 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
456 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
457 rtl_mod_subtract, gen_speculative_prefetch,
458 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
459 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
460 (gate_handle_value_profile_transformations,
461 rest_of_handle_value_profile_transformations,
462 pass_value_profile_transformations): Kill.
463 * value-prof.h (histogram_value_t): Remove IL based unions.
464 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
465 rtl_profile_hooks): Remove hooks.
467 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
469 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
470 (cgraph_clone_node): Likewise.
471 * cgraph.h (cgraph_clone_edge): Update prototype.
472 (cgraph_clone_node): Likewise.
473 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
475 (lookup_recursive_calls): Consider profile.
476 (cgraph_decide_recursive_inlining): Fix updating; use new
477 probability argument; use profile.
478 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
479 * tree-inline.c (copy_bb): Update clal of clone_edge.
480 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
482 * invoke.texi (min-inline-recursive-probability): Document.
484 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
486 * doc/install.texi (Configuration): Update Valgrind homepage.
488 2005-07-28 Richard Henderson <rth@redhat.com>
491 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
492 labels we want to delete.
493 (cfg_layout_merge_blocks): Likewise.
495 2005-07-28 Richard Henderson <rth@redhat.com>
498 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
499 when expanding to nothing.
501 2005-07-28 Josh Conner <jconner@apple.com>
503 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
504 (cgraph_decide_inlining_of_small_functions): Likewise.
506 2005-07-28 Josh Conner <jconner@apple.com>
508 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
509 direction of badness if negative.
510 (cgraph_default_inline_p): Add reason to parameters, and assign it
512 (cgraph_decide_inlining_of_small_functions): New parameter in call
513 to cgraph_default_inline_p.
514 (cgraph_decide_inlining_incrementally): Likewise.
515 * cgraphunit.c (decide_is_function_needed): Likewise.
516 * cgraph.h (cgraph_default_inline_p): Likewise.
518 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
520 * builtins.c: Fix comment typo(s).
521 * genautomata.c: Likewise.
522 * gimplify.c: Likewise.
523 * tree-dfa.c: Likewise.
524 * tree-flow-inline.h: Likewise.
525 * tree-into-ssa.c: Likewise.
526 * tree-ssa-alias.c: Likewise.
527 * tree-ssa-ccp.c: Likewise.
528 * tree-ssa-copy.c: Likewise.
529 * tree-ssa-dce.c: Likewise.
530 * tree-ssa-dom.c: Likewise.
531 * tree-ssa-operands.c: Likewise.
532 * tree-tailcall.c: Likewise.
533 * tree-vectorizer.c: Likewise.
534 * tree-vrp.c: Likewise.
537 2005-07-28 Jeff Law <law@redhat.com>
539 * tree-vrp.c (test_for_singularity): Extracted from ...
540 (simplify_cond_using_ranges): Attempt to simplify a relational
541 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
543 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
545 PR tree-optimization/22506
546 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
547 phis whose argument is constant.
549 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
551 PR rtl-optimization/18992
553 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
554 PR optimization/12142
555 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
556 uses of the register in the SET_SRC. Remove unnecessary argument.
558 Replace it with this:
559 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
560 if flag_non_call_exceptions is set and the insn may trap, pass
561 pc_rtx as dest for recursion.
562 In SET_SRC part of SET case, if dest is already set, pass it down
565 2005-07-28 Jan Hubicka <jh@suse.cz>
567 * cfg.c (update_bb_profile_for_threading): Use RDIV.
568 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
569 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
571 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
572 profile when available.
574 2005-07-28 Jan Beulich <jbeulich@novell.com>
576 * config/ia64/ia64.c (ia64_load_pair_ok): New.
577 (ia64_print_operand): Describe and handle 'X'.
578 (ia64_register_move_cost): Also handle FP_REGS.
579 (ia64_preferred_reload_class): Likewise.
580 (ia64_secondary_reload_class): Likewise.
581 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
582 it. Also check for ITANIUM_CLASS_FLDP.
583 * config/ia64/ia64.h (FP_REGNO_P): New.
584 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
585 (reg_class): Add FP_REGS.
586 (REG_CLASS_NAMES): Adjust for it.
587 (REG_CLASS_CONTENTS): Likewise.
588 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
589 (REG_CLASS_FROM_LETTER): Handle 'x'.
590 (CLASS_MAX_NREGS): Handle FP_REGS.
591 (MEMORY_MOVE_COST): Likewise.
592 * config/ia64/ia64.md (itanium_class): Add fldp.
594 (movti_internal): More allowable operand combinations. Use ldfp8 when
595 splitting unnecessary. Remove predicable attribute. Adjust
596 itanium_class attribute.
597 (smuldi3_highpart): Remove outdated comment.
598 (mulditi3, umulditi3, rotlti3): New expanders.
599 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
600 (absti2): Disabled new insn for future reference.
601 Respective new splitters.
602 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
603 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
604 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
606 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
608 PR rtl-optimization/23047
609 * simplify-rtx.c (simplify_const_relational_operation): Respect
610 flag_wrapv for comparisons with ABS.
612 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
614 PR tree-optimization/22493
615 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
616 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
618 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
620 * config/frv/frv.opt (moptimize-membar): New.
622 * doc/invoke.texi: Document -moptimize-membar and its inverse.
624 * config/frv/frv.h: Remove machine_function definition.
626 * config/frv/frv.c (struct frv_io): New.
627 (struct machine_function): Moved from frv.h. Add has_membar_p.
628 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
629 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
630 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
631 (frv_optimize_membar_global, frv_optimize_membar): New functions.
632 (frv_reorg): Call frv_optimize_membar when appropriate.
633 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
634 (frv_expand_builtin): Adjust calls accordingly.
635 (frv_io_address_cookie): New function.
636 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
637 load or store rather than a special insn. Add ccnstant address and
638 io-type operands to the membar.
639 (frv_ifcvt_modify_tests): Unsign regno.
640 (frv_ifcvt_modify_tests): Same.
642 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
643 UNSPEC_OPTIONAL_MEMBAR constant.
644 (builtin_read_<mode>): Delete.
645 (builtin_write_<mode>): Delete.
646 ("optional_membar_<mode>"): Add operand.
648 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
649 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
650 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
651 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
652 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
653 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
654 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
655 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
656 * testsuite/gcc.target/frv/all-read-write-1.c: New.
658 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
660 * df.c (df_uses_record): Handle SCRATCH.
662 2005-07-28 Steven Bosscher <stevenb@suse.de>
665 * passes.c (rest_of_decl_compilation): If decl is a type and
666 we have encountered errors, don't emit debug information.
668 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
670 * params.def: Fixed comment.
672 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
675 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
676 (TARGET_ASM_UNALIGNED_HI_OP): Add.
677 (TARGET_ASM_UNALIGNED_SI_OP): Add.
679 2005-07-27 Steven Bosscher <stevenb@suse.de>
682 * varasm.c (assemble_start_function): Don't do anything that may
683 require a CFG if the current function is a thunk.
685 2005-07-25 Geoffrey Keating <geoffk@apple.com>
687 * doc/install.texi (Prerequisites): Mention that perl is needed
688 to do export control in libstdc++ targetting Darwin.
690 2005-07-27 Steven Bosscher <stevenb@suse.de>
692 PR rtl-optimization/17808
693 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
694 (sched_insns_conditions_mutex_p): Split out from...
695 (add_dependence): ...here. But don't call it from here.
696 (add_dependence_list): Check sched_insns_conditions_mutex_p
697 before calling add_dependence.
698 (add_dependence_list_and_free): Likewise.
699 (fixup_sched_groups): Likewise.
700 (sched_analyze_1): Likewise.
701 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
702 (sched_analyze): Likewise.
703 (sched_analyze_insn): Likewise.
704 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
705 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
706 dependencies on all COND_EXEC insns to jumps ending basic blocks
707 when doing intrablock scheduling.
708 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
710 2005-07-27 Jeff Law <law@redhat.com>
712 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
713 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
714 equivalency sets, correctly handle the case were vr0 has an
715 equivalency set, but vr1 does not.
717 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
719 PR tree-optimization/23073
720 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
721 vect_print_dump_info before fprintf.
723 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
725 PR tree-optimize/22348
726 * tree-ssa-loop-niter.c (number_of_iterations_cond):
727 Fold the partial computation.
729 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
731 PR tree-optimization/22325
732 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
734 * tree-scalar-evolution.c (scev_const_prop): Add generic final
736 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
737 (force_var_cost): ... this function.
738 (compute_phi_arg_on_exit): Export.
740 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
742 PR tree-optimization/20773
743 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
746 2005-07-27 Richard Guenther <rguenther@suse.de>
748 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
749 Avoid pushing again if current struct contains only
750 fields we decomposed.
752 2005-07-27 Jan Hubicka <jh@suse.cz>
754 PR tree-optimization/22574
755 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
758 * tree-tailcall.c (decrease_profile): New function.
759 (eliminate_tail_call): Use it.
761 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
762 visibility flags correctly in whole program mode.
764 2005-07-26 Steve Ellcey <sje@cup.hp.com>
766 PR rtl-optimization/22472
767 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
769 2005-07-26 Steven Bosscher <stevenb@suse.de>
771 PR tree-optimization/22504
772 * tree-complex.c (expand_complex_addition): Use 'code' instead
773 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
775 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
777 * config.gcc (cpu_type): Add frv case.
778 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
779 (supported_defaults): Add fr550 case.
781 2005-07-26 Diego Novillo <dnovillo@redhat.com>
784 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
785 whether a pointer of type T * may point to objects of type T *.
787 2005-07-26 DJ Delorie <dj@redhat.com>
789 * configure: Regenerate.
791 2005-07-26 Dale Johannesen <dalej@apple.com>
793 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
795 2005-07-26 Mark Mitchell <mark@codesourcery.com>
797 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
798 Clarify use of "build" in name.
800 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
802 * doc/extend.texi (Raw read/write Functions): New section.
803 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
804 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
805 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
806 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
807 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
808 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
809 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
810 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
811 * config/frv/frv.c: Add bdesc_loads global.
812 Add bdesc_stores global.
813 (frv_init_builtins): Add support for __builtin_{read/write}*.
814 (frv_volatile_memref): New.
815 (frv_expand_load_builtin): New.
816 (frv_expand_store_builtin): New.
817 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
818 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
819 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
820 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
821 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
822 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
823 (builtin_read_<mode>): New.
824 (builtin_write_<mode>): New.
825 (builtin_write64): New.
826 (optional_membar_<mode>): New.
828 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
830 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
831 (rather than units) against HOST_BITS_PER_WIDE_INT.
833 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
835 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
836 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
837 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
838 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
841 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
842 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
843 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
845 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
847 2005-07-26 Richard Guenther <rguenther@suse.de>
849 PR tree-optimization/22486
850 * fold-const.c (fold_unary): Fold away useless component
851 references of the form (T *)&T.x, if the address
854 2005-07-25 James E Wilson <wilson@specifixinc.com>
856 * dwarf2out.c (add_call_src_coords_attributes): New.
857 (gen_inlined_subroutine_die): Call it.
858 (maybe_emit_file, init_file_table): Add comments.
859 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
861 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
862 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
863 * tree.h (BLOCK_SOURCE_LOCATION): New.
864 (struct tree_block): New field locus.
866 2005-07-26 Andreas Schwab <schwab@suse.de>
868 PR rtl-optimization/23043
869 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
870 when allocating a struct unoccr.
872 2005-07-25 Richard Henderson <rth@redhat.com>
875 * tree-complex.c (gate_no_optimization): True if errors.
876 * Makefile.in (tree-complex.o): Update dependencies.
878 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
880 * config/frv/predicates.md (integer_register_operand): Use
883 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
886 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
888 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
890 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
892 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
893 types when flag_unsafe_math_optimizations is true.
895 2005-07-25 Mark Mitchell <mark@codesourcery.com>
897 * gcc.c (option_map): Add --sysroot.
898 (process_command): Handle --sysroot.
899 (display_help): Document it.
900 * doc/cppopts.tex (-isysroot): Document.
901 * doc/invoke.texi (--sysroot): Document.
902 * doc/install.texi (--with-build-sysroot): Document.
904 * Makefile.in (inhibit_libc): New variable.
905 (INHIBIT_LIBC_CFLAGS): Likewise.
906 (LIBGCC2_CFLAGS): Include
907 $(INHIBIT_LIBC_CFLAGS).
908 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
909 ($(T)crtbegin.o): Do not use @inhibit_libc@.
910 ($(T)crtend.o): Likewise.
911 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
912 ($(T)crtendS.o): Likewise.
913 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
914 ($(T)crtendT.o): Likewise.
915 (stmp-fixinc): Do not complain about missing headers if
917 * configure.ac (inhibit_libc): Set it to true/false.
918 (--with-build-sysroot): New option. Use it to set
920 * configure: Regenerated.
922 2005-07-25 Manfred Hollstein <mh@suse.com>
924 * calls.c (store_one_arg): Fix unsigned comparison warning.
926 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
929 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
930 (ggc_print_statistics): Initialize variable before use.
932 2005-07-25 Richard Guenther <rguenther@suse.de>
934 * tree-dfa.c (mark_new_vars_to_rename): Protect against
935 calling with a PHI_NODE argument.
937 * tree-flow-inline.h (overlap_subvar): Protect against
940 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
942 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
943 * configure: Regenerate.
945 2005-07-25 Ira Rosen <irar@il.ibm.com>
947 * expr.c (highest_pow2_factor): Make extern.
948 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
949 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
950 record_array_differ_p, array_ptr_differ_p): Likewise.
951 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
952 additional cases. Call the above functions.
953 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
954 base_object_differ_p when there are two base objects. Otherwise, compare
955 base address and offset. Call may_alias_p.
956 (dump_data_reference): Use a correct field name.
957 (analyze_array): Make static. Initialize new data-ref fields.
958 (analyze_indirect_ref): New function.
959 (init_data_ref): Initialize new data-ref fields.
960 (strip_conversion): Moved from tree-vect-analyze.c.
961 (analyze_offset_expr, get_ptr_offset, address_analysis,
962 object_analysis): Likewise.
963 (analyze_offset): New function.
964 (create_data_ref): Likewise.
965 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
966 dimensions for ARRAY_REFs only.
967 (build_classic_dist_vector): Make static.
968 (access_functions_are_affine_or_constant_p): Call macro to get the
969 address of access functions.
970 (compute_all_dependences): Add new parameter
971 compute_self_and_read_read_dependences. Compute self and read-read
972 dependences if it is true.
973 (find_data_references_in_loop): Call create_data_ref. Initialize new
975 (compute_data_dependences_for_loop): Add new parameter
976 compute_self_and_read_read_dependences. Remove parameter nb_loops,
977 compute nb_loops. Call compute_all_dependences,
978 build_classic_dist_vector and build_classic_dir_vector with correct
980 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
981 with correct parameters. Compare dimensions for ARRAY_REFs only.
982 (free_data_refs): Call macro to free access functions.
983 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
984 fields from stmt_vinfo.
985 (struct base_object_info): New structure.
986 (struct data_reference): Move fields to base_object_info. Add fields
987 first_location and object_info for above structures. Move fields from
988 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
989 aligned_to. Add macros to access the new fields.
990 Update functions declarations.
991 * tree-flow.h (is_aliased_with): Declare.
992 * tree-loop-linear.c (linear_transform_loops): Call
993 compute_data_dependences_for_loop with correct parameters.
994 * tree-ssa-alias.c (is_aliased_with): New function.
995 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
996 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
997 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
998 vect_base_addr_differ_p, compute_subscript_distance and
999 build_classic_dist_vector. Add printings. Check absolute value of
1001 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1003 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1004 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1005 to bytes. Add printing.
1006 (vect_compute_data_refs_alignment): Go through loads and stores in one
1008 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1009 vect_analyze_data_ref_access): Likewise.
1010 (vect_analyze_pointer_ref_access): Remove.
1011 (vect_address_analysis, vect_object_analysis): Likewise.
1012 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1013 and analyze data-refs in the loop.
1014 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1015 fields of data-ref instead of stmt. Add init to the offset from the
1017 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1018 (vect_update_init_of_dr): Likewise.
1019 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1020 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1022 (new_loop_vec_info): Initialize new fields.
1023 (destroy_loop_vec_info): Free new fields.
1024 (vect_strip_conversion): Remove.
1025 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1026 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1027 datarefs. Add new field ddrs.
1028 Add macros for the new fields access.
1029 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1030 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1031 Remove their macros.
1032 * tree.h (highest_pow2_factor): Declare.
1034 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1036 * calls.c (store_one_arg): Check for sibling call MEM arguments
1037 from already clobbered incoming argument area.
1039 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1041 * c-common.c (check_missing_format_attribute): New.
1042 * c-common.h (check_missing_format_attribute): Likewise.
1043 * c-typeck.c (convert_for_assignment): Use it.
1045 2005-07-24 Andreas Schwab <schwab@suse.de>
1047 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1048 register use a word move. Correct operand of ext.w in 68000 code.
1050 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1052 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1053 variables as declarations, rather than definitions.
1055 2005-07-24 Ira Rosen <irar@il.ibm.com>
1057 PR tree-optimization/22526
1058 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1061 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1063 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1064 that C99 reserve for future use. Use it to define clog10,
1065 clog10f and clog10l.
1067 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1069 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1070 * configure.ac: Check for -Wmissing-format-attribute.
1072 * configure: Regenerate.
1074 2005-07-23 Richard Henderson <rth@redhat.com>
1076 PR tree-optimization/22623
1077 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1079 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1082 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1084 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1086 * Makefile.in (C_TREE_H): Update dependencies.
1087 * c-tree.h: Include toplev.h.
1088 * diagnostic.h (diagnostic_set_info): Add format attribute.
1089 * rtl-error.c (diagnostic_for_asm): Likewise.
1091 2005-07-23 Chao-ying Fu <fu@mips.com>
1093 * config/mips/mips-dsp.md: New file.
1094 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1095 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1097 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1098 MIPS_BUILTIN_BPOSGE32.
1099 (mips_expand_builtin_direct): Add one parameter to indicate that
1100 builtin functions need to return a value.
1101 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1103 (mips_regno_to_class): Add classes for 12 new DSP registers.
1104 (mips_subword): Change to check four HI registers.
1105 (mips_output_move): Output move to and from 6 new DSP accumulators.
1106 (override_options): Make sure -mdsp and -mips16 are not used together.
1107 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1109 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1111 (print_operand): Add 'q' for printing DSP accumulators.
1112 (mips_cannot_change_mode_class): Check ACC_REGS.
1113 (mips_secondary_reload_class): Check ACC_REGS.
1114 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1115 (mips_register_move_cost): Check ACC_REGS.
1116 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1117 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1118 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1119 (dsp_bdesc): New array.
1120 (bdesc_arrays): Add DSP builtin function table.
1121 (mips_prepare_builtin_arg): Check predicate again after
1123 (mips_expand_builtin): Add one more parameter to
1124 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1125 MIPS_BUILTIN_BPOSGE32.
1126 (mips_init_builtins): Initialize new function types.
1127 (mips_expand_builtin_direct): Check if builtin functions need to
1128 return a value and pass operands properly.
1129 (mips_expand_builtin_bposge): New function.
1130 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1131 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1132 (FIRST_PSEUDO_REGISTER): Increase to 188.
1133 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1134 Update for 12 new DSP registers.
1135 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1136 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1137 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1138 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1139 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1140 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1141 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1142 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1143 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1144 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1145 (REGISTER_NAMES): Add names for 12 new DSP registers.
1146 * config/mips/mips.md: Include mips-dsp.md.
1147 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1148 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1149 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1150 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1151 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1152 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1153 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1154 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1155 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1156 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1157 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1158 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1159 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1160 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1161 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1162 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1163 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1164 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1165 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1166 (UNSPEC_RDDSP): New constants.
1167 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1168 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1170 * config/mips/mips.opt (-mdsp): New option.
1171 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1172 (reg_imm10_operand): New predicates.
1173 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1174 * doc/invoke.texi (-mdsp): Document new option.
1176 2005-07-22 DJ Delorie <dj@redhat.com>
1178 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1180 * tree-inline.c (inlinable_function_p): Likewise.
1182 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1185 * toplev.c (check_global_declarations): Do not mark undefined
1186 variables as DECL_IGNORED_P.
1187 * varasm.c (first_global_object_name): GTY it.
1188 (weak_global_object_name): Likewise.
1189 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1190 a string to go into {weak,first}_global_object_name.
1192 2005-07-22 DJ Delorie <dj@redhat.com>
1194 * c-format.c (check_function_format): Change warning control
1195 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1197 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1199 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1200 &PTR->FLD a dereference of PTR.
1201 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1202 a potential dereference of PTR.
1204 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1206 PR rtl-optimization/20370
1207 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1208 call allocate_reg_info if necessary.
1210 PR rtl-optimization/21848
1211 * calls.c (emit_library_call_value_1): For const functions, add
1212 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1214 PR rtl-optimization/22445
1215 * cselib.c (target.h): Include.
1216 (rtx_equal_for_cselib_p): Allow commutative matches.
1217 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1218 Remove MODE parameter. Changed all callers.
1220 PR rtl-optimization/22258
1221 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1223 (try_combine): Use likely_spilled_retval_p.
1225 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1227 * config.gcc: Add crx-elf support.
1229 * doc/contrib.texi: Mention crx.
1230 * doc/extend.texi: Document crx extensions.
1231 * doc/install.texi: Document crx install.
1232 * doc/invoke.texi: Document crx options.
1233 * doc/md.texi: Document crx constraints.
1235 * config/crx/crx-protos.h: New file.
1236 * config/crx/crx.c: New file.
1237 * config/crx/crx.h: New file.
1238 * config/crx/crx.md: New file.
1239 * config/crx/crx.opt: New file.
1240 * config/crx/t-crx: New file.
1242 2005-07-22 Manfred Hollstein <mh@suse.com>
1244 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1246 (int_add_graph_edge): Likewise.
1247 (collapse_nodes): Likewise.
1248 (process_unification_queue): Likewise.
1250 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1251 Laurent GUERBY <laurent@guerby.net>
1253 PR tree-optimization/22336
1254 * function.c (record_block_change): Check for
1255 cfun->ib_boundaries_block.
1257 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1259 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1260 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1262 2005-07-21 DJ Delorie <dj@redhat.com>
1264 * toplev.c (warn_deprecated_use): Add warning control to warning
1266 * c-typeck.c (parser_build_binary_op): Likewise.
1267 (c_finish_if_stmt): Likewise.
1268 * c-common.c (check_function_sentinel): Likewise.
1269 (check_nonnull_arg): Likewise.
1271 2005-07-21 Richard Henderson <rth@redhat.com>
1274 * tree-complex.c (complex_ssa_name_components): New.
1275 (cvc_lookup): Allow entry not found.
1276 (create_components): Remove.
1277 (create_one_component_var, get_component_var): New.
1278 (get_component_ssa_name, set_component_ssa_name): New.
1279 (extract_component): Use get_component_ssa_name.
1280 (update_complex_components): Use set_component_ssa_name.
1281 (update_complex_components_on_edge): Likewise.
1282 (update_phi_components): Create new PHI nodes directly, instead
1283 of adding insns to edges.
1284 (tree_lower_complex): Allocate and free complex_variable_components
1285 and complex_ssa_name_components here.
1287 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1289 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1290 revert to returning false.
1292 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1295 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1297 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1300 * config/i386/i386.md (cmpxf): Change operand constraints
1301 to "nonmemory_operand".
1303 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1305 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1307 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1310 * fold-const.c (fold_build1): Add checksum for the operands.
1311 (fold_build2): Likewise.
1312 (fold_build3): Likewise.
1314 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1317 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1319 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1321 * common.opt (-fforward-propagate): Committed by mistake,
1324 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1326 * reg-stack.c: Fix comment typo(s).
1327 * tree-ssa-operands.c: Likewise.
1328 * tree-vectorizer: Likewise.
1330 2005-07-21 Nick Clifton <nickc@redhat.com>
1332 * config/sh/symbian.c: Replace C++ style line comments with C
1333 style line comments.
1334 (symbian_add_attribute): Do not use a ? operator on the LHS of
1336 (sh_symbian_handle_dll_attribute): Change the type of the
1337 method vector to "VEC(tree,gc)*" and use vector accessor
1338 macros to walk over the elements.
1339 (symbian_export_vtable_and_rtti_p): Likewise.
1340 (symbian_class_needs_attribute_p): Likewise.
1342 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1345 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1346 initialize targetm.resolve_overloaded_builtin here.
1347 (altivec_expand_overloaded_builtin): Make it non-static.
1348 * config/rs6000/rs6000-protos.h
1349 (altivec_expand_overloaded_builtin): New prototype.
1350 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1351 targetm.resolve_overloaded_builtin here.
1352 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1354 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1355 Zdenek Dvorak <dvorakz@suse.cz>
1357 PR tree-optimization/19210
1358 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1360 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1361 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1362 rely on unproven assumptions.
1363 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1364 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1365 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1366 to number_of_iterations_exit.
1367 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1368 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1369 * tree-ssa-loop-niter.c (find_loop_niter,
1370 estimate_numbers_of_iterations_loop): Likewise.
1371 (number_of_iterations_exit): Honor the new options.
1372 * doc/invoke.texi (Wunsafe-loop-optimizations,
1373 funsafe-loop-optimizations): Document them.
1375 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1377 PR rtl-optimization/22167
1378 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1380 2005-07-20 Adam Nemet <anemet@lnxw.com>
1382 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1383 __do_global_dtors_aux longcall.
1385 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1387 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1388 (old_special_pred_table): Don't reference
1389 SPECIAL_MODE_PREDICATES.
1390 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1391 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1392 * config/sh/predicates.h: Don't mention
1393 SPECIAL_MODE_PREDICATES.
1394 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1397 2005-07-20 DJ Delorie <dj@redhat.com>
1399 * config.gcc: Add m32c-elf support.
1401 * doc/contrib.texi: Mention m32c.
1402 * doc/extend.texi: Document m32c extensions.
1403 * doc/install.texi: Mention m32c.
1404 * doc/invoke.texi: Document m32c options.
1405 * doc/md.texi: Document m32c constraints.
1407 * config/m32c/addsub.md: New file.
1408 * config/m32c/bitops.md: New file.
1409 * config/m32c/cond.md: New file.
1410 * config/m32c/jump.md: New file.
1411 * config/m32c/m32c-lib1.S: New file.
1412 * config/m32c/m32c-lib2.c: New file.
1413 * config/m32c/m32c-modes.def: New file.
1414 * config/m32c/m32c-pragma.c: New file.
1415 * config/m32c/m32c-protos.h: New file.
1416 * config/m32c/m32c.abi: New file.
1417 * config/m32c/m32c.c: New file.
1418 * config/m32c/m32c.h: New file.
1419 * config/m32c/m32c.md: New file.
1420 * config/m32c/m32c.opt: New file.
1421 * config/m32c/minmax.md: New file.
1422 * config/m32c/mov.md: New file.
1423 * config/m32c/muldiv.md: New file.
1424 * config/m32c/predicates.md: New file.
1425 * config/m32c/prologue.md: New file.
1426 * config/m32c/shift.md: New file.
1427 * config/m32c/t-m32c: New file.
1429 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1431 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1432 (stack_protect_set, stack_protect_test): New expanders.
1433 (stack_protect_set_si, stack_protect_set_si_media,
1434 stack_protect_set_di_media, stack_protect_test_si,
1435 stack_protect_test_si_media, stack_protect_test_di_media):
1438 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1440 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1442 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1444 * tree.h (tree_expr_nonzero_p): Export.
1445 * fold-const.c (tree_expr_nonzero_p): Likewise.
1446 Return true for CALL_EXPRs that are alloca calls.
1447 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1449 * tree-flow.h (expr_computes_nonzero): Remove.
1450 * tree-vrp.c (expr_computes_nonzero): Remove.
1451 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1452 (extract_range_from_unary_expr): Likewise.
1453 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1454 tree_expr_nonzero_p.
1456 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1458 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1459 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1460 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1461 All callers changed.
1462 (frame_related_constant_load): New arg "related" which controls
1463 setting of RTX_FRAME_RELATED_P. All callers changed.
1464 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1465 (bfin_expand_prologue): Add stack limit checking.
1466 * config/bfin/bfin.md (trapifcc): New pattern.
1468 * config/bfin/bfin.c: Include "langhooks.h".
1469 (def_builtin): Go through lang_hooks to call builtin_function.
1471 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1472 * config/bfin/predicates.md (symbol_ref_operand): New.
1473 (call_insn_operand): Delete. All callers changed to use
1474 register_no_elim_operand.
1475 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1477 (function_arg): Use it to generate the call's operand 2.
1478 (bfin_longcall_p): New function.
1479 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1480 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1481 determine if the address needs to be in a REG.
1482 (bfin_handle_longcall_attribute): New function.
1483 (bfin_attribute_table): Add "longcall" and "shortcall".
1484 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1485 (CUMULATIVE_ARGS): New member call_cookie.
1486 (PREDICATE_CODES): Add symbol_ref_operand.
1487 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1488 extra USE to the pattern.
1489 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1490 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1491 sibcall_value_insn; now the new patterns handle direct calls and the
1492 old ones indirect calls.
1493 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1495 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1497 * doc/trouble.texi: Update section on handling of empty loops.
1499 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1501 * config.gcc: Remove support for sparc-*-openbsd*,
1502 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1504 * config.host: Remove support for i860-*-sysv4* as a host.
1505 * config/i860/*, config/ip2k/*, config/ns32k/*,
1506 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1507 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1508 mention obsolete ports.
1510 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1512 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1514 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1515 of frame_pointer_rtx.
1516 (sh_expand_epilogue): Likewise.
1517 (sh_set_return_address): Likewise.
1518 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1519 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1520 offsets from FRAME_POINTER_REGNUM.
1521 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1522 (sh_register_names): Add initializer for sfp.
1523 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1524 (VALID_REGISTER_P): Likewise.
1525 (FIRST_PSEUDO_REGISTER): Update.
1526 (DWARF_FRAME_REGISTERS): Define.
1527 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1528 (HARD_FRAME_POINTER_REGNUM): Define.
1529 (FRAME_POINTER_REGNUM): Redefine.
1530 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1531 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1532 from FRAME_POINTER_REGNUM.
1533 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1534 FRAME_POINTER_REGNUM.
1535 (REG_CLASS_CONTENTS): Add sfp.
1536 (REG_ALLOC_ORDER): Likewise.
1537 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1538 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1539 of frame_pointer_rtx.
1540 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1542 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1544 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1545 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1546 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1548 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1551 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1553 Make CONSTRUCTOR use VEC to store initializers.
1554 * c-common.c (complete_array_type): Update to cope with VEC in
1556 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1557 (pp_c_constructor_elts): New function.
1558 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1559 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1560 struct constructor_stack, struct initializer_stack,
1561 constructor_elements, push_init_level, pop_init_level,
1562 add_pending_init, find_init_member, output_init_element): Update to
1563 cope with VEC in CONSTRUCTOR_ELTS.
1564 * coverage.c (build_fn_info_value, build_ctr_info_value,
1565 build_gcov_info): Likewise.
1566 * expr.c (categorize_ctor_elements_1, store_constructor,
1567 expand_expr_real_1): Likewise.
1568 * fold-const.c (fold_ternary): Likewise.
1569 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1570 gimplify_init_constructor, gimplify_expr): Likewise.
1571 * tree-dump.c (dequeue_and_dump): Likewise.
1572 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1574 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1576 * tree-sra.c (generate_element_init_1): Likewise.
1577 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1578 * tree-ssa-operands.c (get_expr_operands): Likewise.
1579 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1580 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1581 (get_initial_def_for_reduction): Likewise.
1582 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1583 value handle in annotations.
1584 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1585 tree_node_structure): Add support for constr_kind.
1586 (build_vector_from_ctor, build_constructor_single,
1587 build_constructor_from_list): New functions.
1588 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1589 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1590 Update to cope with VEC in CONSTRUCTOR_ELTS.
1591 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1592 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1593 CONSTRUCTOR_APPEND_ELT): New macros.
1594 (struct constructor_elt, struct tree_constructor): New data types.
1595 (union tree_node): Add tree_constructor field.
1596 * treestruct.def: Define TS_CONSTRUCTOR.
1597 * varasm.c (const_hash_1, compare_constant, copy_constant,
1598 compute_reloc_for_constant, output_addressed_constants,
1599 initializer_constant_valid_p, output_constant,
1600 array_size_for_constructor, output_constructor): Update to cope with
1601 VEC in CONSTRUCTOR_ELTS.
1602 * vec.h (VEC_empty, VEC_copy): New macros.
1604 2005-07-19 Devang Patel <dpatel@apple.com>
1606 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1608 2005-07-19 Richard Henderson <rth@redhat.com>
1611 * gimplify.c (gimplify_expr): Use main variant type for the temp
1612 destination for a discarded volatile read.
1613 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1614 casts between non-void types that change volatility.
1616 2005-07-15 DJ Delorie <dj@redhat.com>
1618 * toplev.h: Add comment about the first parameter for warning().
1619 * errors.h: Likewise.
1621 * c.opt (Wpragmas): New.
1622 * doc/invoke.texi: Document it.
1624 * function.c (do_warn_unused_parameter): Add warning control to
1626 * c-decl.c (warn_if_shadowing): Likewise.
1627 * c-lex.c (cb_def_pragma): Likewise.
1628 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1629 (pop_alignment): Likewise.
1630 (handle_pragma_pack): Likewise.
1631 (apply_pragma_weak): Likewise.
1632 (handle_pragma_weak): Likewise.
1633 (handle_pragma_redefine_extname): Likewise.
1634 (add_to_renaming_pragma_list): Likewise.
1635 (handle_pragma_extern_prefix): Likewise.
1636 (maybe_apply_renaming_pragma): Likewise.
1637 (handle_pragma_visibility): Likewise.
1639 * config/c4x/c4x-c.c (BAD): Likewise.
1640 (c4x_parse_pragma): Likewise.
1641 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1642 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1643 (rs6000_pragma_longcall): Likewise.
1644 * config/v850/v850-c.c (pop_data_area): Likewise.
1645 (ghs_pragma_section): Likewise.
1646 (ghs_pragma_section): Likewise.
1647 (ghs_pragma_interrupt): Likewise.
1648 (ghs_pragma_starttda): Likewise.
1649 (ghs_pragma_startsda): Likewise.
1650 (ghs_pragma_startzda): Likewise.
1651 (ghs_pragma_endtda): Likewise.
1652 (ghs_pragma_endsda): Likewise.
1653 (ghs_pragma_endzda): Likewise.
1655 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1656 Kenneth Zadeck <zadeck@naturalbridge.com>
1658 * Makefile.in: Removed tree-promote-statics.c
1659 * tree-promote-statics.c: Removed.
1660 * common.opt: Removed flag-promote-statics.
1662 * passes.c: Removed tree-promote-statics pass.
1663 * tree-pass.h: Ditto.
1664 * timevar.def: Removed TV_PROMOTE_STATICS.
1667 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1669 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1671 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1673 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1676 * c-common.c (check_function_arguments): Call
1677 'check_function_format' if either -Wformat or
1678 -Wmissing-format-attribute are specified.
1679 * c-format.c (check_function_format): Check -Wformat before
1680 calling 'check_format_info'.
1681 * c-opts.c (c_common_post_options): Don't warn for
1682 -Wmissing-format-attribute without -Wformat.
1683 * c-typeck.c (convert_for_assignment): Detect additional cases for
1684 -Wmissing-format-attribute.
1685 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1688 2005-07-19 Richard Guenther <rguenther@suse.de>
1690 * config/i386/i386.md (lrint<mode>2): Use temporary
1691 instead of clobbering non-existent memory.
1693 2005-07-19 Nick Clifton <nickc@redhat.com>
1695 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1696 statement to avoid displaying ASCII control characters.
1698 2005-07-19 Ben Elliston <bje@au.ibm.com>
1700 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1701 * cfganal.c (find_edge_index): Ditto.
1702 * combine.c (combine_instructions): Ditto.
1703 * ddg.c (create_scc): Ditto.
1704 (find_successors): Ditto.
1705 (find_predecessors): Ditto.
1706 (find_nodes_on_paths): Ditto.
1707 (longest_simple_path): Ditto.
1708 * flow.c (update_life_info): Ditto.
1709 (count_or_remove_death_notes): Ditto.
1710 (clear_log_links): Ditto.
1711 * modulo-sched.c (generate_reg_moves): Ditto.
1712 (find_max_asap): Ditto.
1713 (find_max_hv_min_mob): Ditto.
1714 (find_max_dv_min_mob): Ditto.
1715 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1716 * sched-rgn.c (extract_edgelst): Ditto.
1717 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1718 (dump_update_ssa): Ditto.
1719 (ssa_names_to_replace) Ditto.
1720 (switch_virtuals_to_full_rewrite): Ditto.
1721 (update_ssa): Ditto.
1722 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1724 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1726 Fix PR tree-optimization/22483
1728 * tree-complex.c (create_components): Use
1729 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1730 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1731 * tree-flow.h (safe_referenced_var_iterator): New structure.
1732 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1733 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1734 safe_referenced_var iterator.
1735 (add_type_alias): Ditto.
1737 2005-07-19 Steven Bosscher <stevenb@suse.de>
1739 * loop-init.c (rest_of_handle_loop2): Remove.
1740 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1741 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1742 (pass_rtl_loop_init, pass_rtl_loop_done,
1743 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1744 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1745 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1746 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1747 pass_tree_loop_done, and pass_tree_unswitch.
1748 (gate_loop): Rename to gate_tree_loop.
1749 * passes.c (init_optimization_passes): Update for renamed tree
1750 loop passes. Add the new loop2 passes as subpasses of loop2.
1751 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1752 Update for the renamed tree loop passes.
1754 2005-07-18 Ian Lance Taylor <ian@airs.com>
1757 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1758 blocks when optimizing.
1760 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1762 * common.opt (frename-registers): Initialize to 2.
1764 (fgcse-after-reload): Ditto.
1765 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1766 (process_options): Only change flag_web, flag_rename_registers,
1767 and flag_rerun_cse_after_loop if not explicitly set by user.
1769 2005-07-18 Jan Beulich <jbeulich@novell.com>
1771 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1772 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1773 in 64-bit mode the same as DImode in 32-bit mode.
1774 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1775 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1776 mode. Add new mode parameter.
1777 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1778 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1779 x86_64_shift_adj): New expanders.
1780 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1781 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1783 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1784 DImode shift splitters.
1785 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1786 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1789 2005-07-18 Jan Beulich <jbeulich@novell.com>
1791 * i386.md (movdi_extzv_1): New.
1792 (zero_extendhidi2): Combine alternatives and never force use of
1794 (zero_extendqidi2): Likewise. Don't restrict input selection.
1796 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1798 Fix PR tree-optimization/22531
1799 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1802 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1804 * tree-promote-statics.c (pass_promote_statics): Change dump file
1807 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1809 * tree-optimize.c (init_tree_optimization_passes): Add
1810 pass_eliminate_useless_stores pass.
1811 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1812 * tree-ssa-pre.c (is_copy_stmt): New function.
1813 (follow_copies_till_vuse): Ditto.
1814 (do_eustores): Ditto.
1815 (gate_eustores): Ditto.
1817 2005-07-16 Richard Henderson <rth@redhat.com>
1819 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1821 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1822 Kenneth Zadeck <zadeck@naturalbridge.com>
1824 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1825 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1826 ipa-type-escape.h, tree-promote-statics.c
1827 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1828 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1829 tree-promote-statics.c: new files.
1830 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1831 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1832 int nonlocal_set_p, mark_constant_function): Deleted.
1833 (rest_of_handle_cfg): Removed call to mark_constant_function.
1834 (nonoverlapping_component_refs_p): Added calls to support
1835 type based aliasing.
1836 * tree-ssa-alias.c (may_alias_p,
1837 compute_flow_insensitive_aliasing): Ditto.
1838 * calls.c (flags_from_decl_or_type): Removed reference to
1840 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1841 too many arguments. This is necessary for Spec 2000.
1842 * cgraph.h (const_function, pure_function): Removed.
1843 * common.opt: Added "fipa-pure-const", "fipa-reference",
1844 "fipa-type-escape", and "ftree-promote-static".
1846 * passes.c: Added ipa and tree-promote-statics passes.
1847 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1848 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1849 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1850 * tree-flow.h: Added exposed sra calls and addition of
1851 reference_vars_info field for FUNCTION_DECLS.
1852 * tree-pass.h: Added passes.
1853 * tree-sra.c: (sra_init_cache): New function.
1854 (sra_insert_before, sra_insert_after) Made public.
1855 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1857 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1858 aliasing. (may_alias_p): Added code to use type escape analysis to
1860 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1861 code to prune clobbers of static variables based on information
1862 produced in ipa-reference pass. Changed call clobbering so that
1863 statics are not marked as clobbered if the call does not clobber
1866 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
1868 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1871 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1873 * doc/install.texi (*-*-solaris2*): Document recommended version
1874 of GNU binutils and mention GNU linker problem on Solaris 10.
1876 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
1879 * c-decl.c (c_build_bitfield_integer_type): New function.
1880 (finish_struct): Call it.
1881 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1883 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1885 * c-typeck.c (digest_init): Call 'convert_for_assignment'
1888 2005-07-16 Jan Hubicka <jh@suse.cz>
1890 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1891 (scale_bbs_frequencies_int): Watch roundoff errors.
1892 * predict.c (return_prediction): Initialize return_stmt.
1894 2005-07-16 Jan Hubicka <jh@suse.cz>
1896 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1897 after RTL profiling.
1899 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
1902 * fold-const.c (build_range_check): Convert high/low to etype
1903 if we are only comparing against exp.
1905 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
1907 Fix PR tree-optimization/22376
1908 * tree-ssa-structalias.c (build_constraint_graph): We really meant
1910 (need_to_solve): New function.
1911 (compute_points_to_sets): Use it.
1913 2005-07-15 Jan Hubicka <jh@suse.cz>
1915 * cfg.c (update_bb_profile_for_threading): More diagnostic.
1916 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1918 2005-07-15 Richard Guenther <rguenther@suse.de>
1920 * c-common.c (handle_flatten_attribute): New function.
1921 Add flatten function attribute.
1922 * doc/extend.texi: Document flatten function attribute.
1923 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1924 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1926 (cgraph_decide_inlining): Handle functions with flatten
1929 2005-07-14 David Edelsohn <edelsohn@gnu.org>
1931 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1932 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1933 UNSPEC_XCHG, UNSPEC_AND): New.
1934 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1935 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1936 * config/rs6000/sync.md (FETCHOP): New code macro.
1937 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1939 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1940 (sync_compare_and_swap<mode>): Same.
1941 (sync_lock_test_and_set<mode>): Same.
1942 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1943 for QImode and HImode, and not PPC405.
1944 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1945 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1946 (sync_<fetchop>{si,di}_internal): New.
1947 (sync_nand{si,di}_internal): New.
1948 (sync_old_<fetchop>{si,di}_internal): New.
1949 (sync_old_nand{si,di}_internal): New
1950 (sync_new_<fetchop>{si,di}_internal): New.
1951 (sync_new_nand{si,di}_internal): New.
1952 (atomic_and{si,di}): New.
1953 (sync_new_nand{si,di}_internal): New.
1954 (atomic_and{si,di}): New.
1955 (sync_add<mode>_internal): Delete.
1956 (sync_addshort_internal): Use unspec instead of unspec_volatile.
1957 (sync_sub<mode>_internal): Delte.
1958 (sync_subshort_internal): New.
1959 (sync_andsi_internal): Use unspec instead of unspec_volatile.
1960 (sync_anddi_internal): Delete.
1961 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1962 (sync_booldi_internal): Delete.
1963 (sync_boolc<mode>_internal): Delete.
1964 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1965 (sync_boolc<mode>_internal2): Delete.
1966 (sync_boolcc<mode>_internal): Delete.
1967 (isync, lwsync): Use unspec instead of unspec_volatile.
1968 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1969 Revert UNSPEC_VOLATILE.
1970 (rs6000_split_atomic_op): New.
1971 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1973 2005-07-14 Eric Christopher <echristo@redhat.com>
1975 * config/mips/mips.c (mips_canonicalize_comparison): Cast
1976 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1978 2005-07-14 Eric Christopher <echristo@redhat.com>
1980 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1982 2005-07-14 Steven Bosscher <stevenb@suse.de>
1984 PR tree-optimization/22230
1985 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1986 the computation of the four cross productions for "range op range".
1988 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
1989 Ulrich Weigand <uweigand@de.ibm.com>
1992 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1995 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1997 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1999 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2001 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2003 2005-07-14 Richard Guenther <rguenther@suse.de>
2006 * config/i386/i386-protos.h (ix86_function_value): Change
2007 prototype to match new target hook.
2008 * config/i386/i386.c (ix86_value_regno): Change prototype
2009 to take extra type argument.
2010 (TARGET_FUNCTION_VALUE): Define.
2011 (ix86_function_ok_for_sibcall): Pass extra argument to
2012 ix86_value_regno, check return slot rtx for exact match.
2013 (ix86_function_value): Take extra parameter. Dispatch to
2014 ix86_value_regno with fndecl/fntype as provided.
2015 (ix86_value_regno): Handle extra type argument.
2016 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2018 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2019 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2020 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2021 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2022 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2024 2005-07-14 Richard Guenther <rguenther@suse.de>
2026 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2027 * calls.c (expand_call): Pass fntype to hard_function_value.
2028 (emit_library_call_value_1): Likewise.
2029 * explow.c: Include target.h.
2030 (hard_function_value): Take extra argument, the fntype.
2031 Use new target hook for function_value.
2032 * expr.h (hard_function_value): Change prototype.
2033 * function.c (aggregate_value_p): Pass 0 as fntype to
2034 hard_function_value.
2035 (assign_parms): Use new target hook for function_value.
2036 Pass 0 as fntype to hard_function_value.
2037 (expand_function_end): Likewise.
2038 * reg-stack.c: Include target.h.
2039 (stack_result): Use new target hook for function_value.
2040 * target-def.h: New target hook function_value.
2041 * target.h: Likewise.
2042 * targhooks.c (default_function_value): New function.
2043 * targhooks.h (default_function_value): Declare.
2045 2005-07-13 Ian Lance Taylor <ian@airs.com>
2047 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2049 2005-07-14 Jan Hubicka <jh@suse.cz>
2051 * tree-dfa.c (dump_variable): Use default_def function.
2052 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2053 * tree-ssa.c (verify_use): Likewise.
2054 * tree-ssanames.c (release_ssa_name): Likewise.
2055 * tree-tailcall.c (eliminate_tail_call): Likewise.
2056 (tree_optimize_tail_calls_1): Likewise.
2057 * tree-vrp.c (get_value_range): Likewise.
2059 2005-07-14 Ben Elliston <bje@au.ibm.com>
2061 * gcc.c (main): Compare language[0] with '*' when iterating over
2064 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2066 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2067 "s390_emit_compare". Add handling of CCZ1mode.
2068 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2069 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2071 (s390_branch_condition_mask): Add CCZ1mode handling.
2072 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2073 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2074 Use CCZ1mode instead of CCZmode.
2075 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2077 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2079 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2081 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2083 2005-07-13 Eric Christopher <echristo@redhat.com>
2085 * config/mips/mips.c (mips_canonicalize_comparison): New.
2086 (mips_emit_int_relational): Use.
2088 2005-07-13 Eric Christopher <echristo@redhat.com>
2090 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2092 * config/s390/s390.md: Include tpf.md. Move tpf specific
2094 * config/s390/tpf.md: To here.
2095 * config/s390/s390.opt: Move tpf specific options...
2096 * config/s390/tpf.opt: to here. Add mmain option.
2097 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2098 * config/s390/tpf.h: Rewrite.
2100 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2102 * doc/tm.texi: Remove @xref{Cross-profiling}.
2104 2005-07-13 Jeff Law <law@redhat.com>
2106 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2107 expressions, test their _DECL operands for pointer equality rather
2108 than using operand_equal_p.
2110 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2112 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2113 (TARGET_POSIX_IO): This.
2114 * config/darwin.h: Likewise.
2115 * config/freebsd.h: Likewise.
2116 * config/linux.h: Likewise.
2117 * config/lynx.h: Likewise.
2118 * config/netbsd.h: Likewise.
2119 * config/rs6000/linux64.h: Likewise.
2120 * config/rs6000/linux.h: Likewise.
2121 * config/s390/tpf.h: Likewise.
2122 * config/sh/embed-elf.h: Likewise.
2123 * config/sparc/linux64.h: Likewise.
2124 * config/sparc/linux.h: Likewise.
2125 * config/svr4.h: Likewise.
2126 * gcov-io.h: Likewise.
2128 * doc/tm.texi: Updated.
2130 * libgcov.c (create_file_directory): Defined only if
2131 TARGET_POSIX_IO is defined.
2132 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2135 2005-07-13 Jan Hubicka <jh@suse.cz>
2137 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2139 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2141 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2142 structure as argument.
2144 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2146 PR tree-optimization/21921
2147 * tree-iterator.c (tsi_link_before): Support the case when
2148 tsi_end_p (tsi) == true.
2150 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2152 PR tree-optimization/22442
2153 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2156 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2158 PR rtl-optimization/20376
2159 * toplev.c (process_options): Enable -fweb and -frename-registers when
2161 * doc/invoke.texi: Update the information about when -fweb and
2162 -frename-registers are enabled.
2164 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2167 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2168 if *rhs_p is not a SSA_NAME.
2170 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2172 Fix PR tree-optimization/22422
2173 * tree-ssa-structalias.c (struct variable_info): Add flag for
2175 (get_varinfo): Now a static function.
2176 (new_varinfo): init has_union and is_special_var to false.
2177 (solution_set_add): Check has_union.
2178 (do_da_constraint): Move temporary variable so it gets reset
2180 Also check for special variable.
2181 (do_ds_constraint): Ditto.
2182 (do_sd_constraint): Ditto.
2183 (do_structure_copy): Check for special variable.
2184 (find_func_aliases): Ditto.
2185 (init_base_vars): Set special vars properly.
2187 2005-07-13 Jan Hubicka <jh@suse.cz>
2189 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2192 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2193 (get_expr_operands): Fix thinko wrt flags and subvars.
2195 PR tree-optimize/22379
2196 * tree-inline.c (expand_call_inline): Do not output sorry in early
2199 2005-07-12 Dale Johannesen <dalej@apple.com>
2201 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2203 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2206 * host-linux.h: Include limits.h.
2208 2005-07-12 Dale Johannesen <dalej@apple.com>
2210 * expr.c (compress_float_constant): Add cost check.
2211 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2213 2005-07-12 Dale Johannesen <dalej@apple.com>
2215 * gcc.target/i386/compress-float-sse.c: New.
2216 * gcc.target/i386/compress-float-sse-pic.c: New.
2217 * gcc.target/i386/compress-float-387.c: New.
2218 * gcc.target/i386/compress-float-387-pic.c: New.
2219 * gcc.dg/compress-float-ppc.c: New.
2220 * gcc.dg/compress-float-ppc-pic.c: New.
2222 2005-07-12 Eric Christopher <echristo@redhat.com>
2224 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2226 * config/s390/s390.md: Include tpf.md. Move tpf specific
2228 * config/s390/tpf.md: To here.
2229 * config/s390/s390.opt: Move tpf specific options...
2230 * config/s390/tpf.opt: to here. Add mmain option.
2231 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2232 * config/s390/tpf.h: Rewrite.
2234 2005-07-12 Eric Christopher <echristo@redhat.com>
2236 * gcc.c (struct infile): Update comment for language.
2237 (main): Rewrite input file resetting code.
2239 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2242 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2243 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2244 (lookup_avail_expr): Use constant_boolean_node instead
2245 of boolean_false_node/boolean_true_node.
2247 2005-07-12 Ben Elliston <bje@au.ibm.com>
2249 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2250 and use it when printing num_edges.
2252 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2254 * doc/extend.texi (Blackfin Built-in Functions): New section.
2255 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2258 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2260 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2261 s/cmpstrsi/cmpstrnsi
2262 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2264 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2265 (init_optabs): Initialize cmpstrn_optab.
2266 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2267 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2268 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2269 * config/i386/i386.md: s/cmpstr/cmpstrn
2270 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2271 * doc/md.texi: Update documentation.
2273 2005-07-11 Richard Henderson <rth@redhat.com>
2275 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2276 build_va_arg_indirect_ref.
2277 (alpha_gimplify_va_arg): Likewise.
2278 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2279 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2280 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2281 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2282 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2283 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2285 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2287 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2289 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2290 * passes.c (init_optimization_passes): Add pass_empty_loop.
2291 * tree-pass.h (pass_empty_loop): Declare.
2292 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2293 try_remove_empty_loop, remove_empty_loops): New functions.
2294 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2295 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2297 2005-07-12 Peter Barada <peter@the-baradas.com>
2301 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2302 in address registers.
2303 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2304 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2305 alternative of addsi3_5200.
2307 2005-07-11 Ian Lance Taylor <ian@airs.com>
2309 * config/mips/mips.md (ffs<mode>2): Remove.
2311 2005-07-11 Ian Lance Taylor <ian@airs.com>
2313 * doc/tree-ssa.texi (Cleanups): Improve description of
2315 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2317 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2319 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2320 * tree.h (DECL_ARGUMENT_FLD): New macro.
2322 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2324 Fix PR tree-optimization/22404
2326 * tree-ssa-structalias.c (create_variable_info_for): Use
2329 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2331 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2332 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2333 for second comparison operand.
2334 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2336 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2337 (define_insn_reservation "alu"): Likewise.
2338 (csync, ssync): Now of type sync.
2339 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2340 -mcsync-anomaly -mspecld-anomaly.
2341 * config/bfin/bfin.opt (mcsync): Remove.
2342 (mcsync-anomaly, mspecld-anomaly): Add.
2343 * config/bfin/bfin.c: Include "insn-codes.h".
2344 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2345 (TARGET_DEFAULT_TARGET_FLAGS): New.
2346 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2348 2005-07-11 Steven Bosscher <stevenb@suse.de>
2350 * basic-block.h: Give the BB flags enum a name, bb_flags.
2351 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2352 * cfgcleanup.c (enum bb_flags): Remove here.
2353 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2354 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2355 (update_forwarder_flag): Likewise.
2356 (thread_jump): Likewise.
2357 (try_forward_edges): Likewise.
2358 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2359 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2360 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2362 2005-07-11 Richard Guenther <rguenther@suse.de>
2364 * config/i386/i386.opt: New target option -msseregparm.
2365 * config/i386/i386.c (override_options): Error out for
2366 -msseregparm but no SSE support.
2367 (ix86_function_sseregparm): Check for global sseregparm.
2368 * doc/invoke.texi: Document -msseregparm.
2370 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2372 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2373 (m32rle-*-linux*): Ditto.
2375 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2377 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2378 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2381 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2385 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2386 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2388 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2390 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2391 (varmap): Heapify varmap.
2392 (constraints): Heapify constraints.
2393 (struct constraint_graph): Heapify succs and preds.
2394 (constraint_vec_find): Update for heapification.
2395 (constraint_set_union): Ditto.
2396 (insert_into_complex): Ditto.
2397 (constraint_edge_vec_find): Ditto.
2398 (erase_graph_self_edge): Ditto.
2399 (add_graph_edge): Ditto.
2400 (get_graph_weights): Ditto.
2401 (merge_graph_nodes): Ditto.
2402 (build_constraint_graph): Ditto.
2403 (topo_visit): Ditto.
2404 (solve_graph): Ditto.
2405 (create_variable_info_for): Ditto.
2406 (init_base_vars): Ditto.
2407 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2408 (condese_varmap_nodes): Free complex vector.
2409 (clear_edges_for_node): Clear succs and preds vector.
2411 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2413 * tree-ssa-structalias.c (update_alias_info): Change counting of
2414 references to not include vdefs.
2416 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2418 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2421 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2423 * pa.c (pa_commutative_p): Make PLUS commutative when
2424 TARGET_NO_SPACE_REGS is true.
2426 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2428 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2429 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2430 * tree-dfa.c (dump_subvars_for): New.
2431 (debug_subvars_for): New.
2432 (dump_variable): Show subvariables if VAR has them.
2433 * tree-flow-inline.h (get_subvar_at): New.
2434 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2435 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2437 (struct subvar): Change fields offset and size to unsigned
2439 (dump_subvars_for): Declare.
2440 (debug_subvars_for): Declare.
2441 (get_subvar_at): Declare.
2442 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2443 to unsigned HOST_WIDE_INT *.
2444 (overlap_subvar): Likewise.
2445 * tree-gimple.c (is_gimple_reg): Always return false for
2446 SFTs and memory tags.
2447 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2449 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2450 (compute_may_aliases): Call compute_points_to_sets.
2451 (collect_points_to_info_for): Remove.
2452 (compute_points_to_and_addr_escape): Remove.
2453 (delete_alias_info): Call delete_points_to_sets.
2454 (compute_flow_sensitive_aliasing): If the call to
2455 find_what_p_points_to returns false, call set_pt_anything.
2456 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2457 (set_pt_anything): Clear pi->pt_vars.
2458 (set_pt_malloc): Remove.
2459 (merge_pointed_to_info): Remove.
2460 (add_pointed_to_expr): Remove.
2461 (add_pointed_to_var): Remove.
2462 (collect_points_to_info_r): Remove.
2463 (is_escape_site): Make extern.
2465 (create_overlap_variables_for): Call it.
2466 * tree-ssa-copy.c (merge_alias_info): Never merge
2467 flow-sensitive alias information.
2468 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2469 offset and size to be unsigned HOST_WIDE_INT.
2470 (add_to_addressable_set): Rename from note_addressable.
2471 Set TREE_ADDRESSABLE as the variables are added to the set.
2473 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2474 operands into VUSEs when adding V_MAY_DEFs for members in an
2476 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2477 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2478 (struct variable_info): Add bitfield is_heap_var.
2479 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2480 (new_var_info): Initialize is_heap_var.
2481 (get_constraint_for): Add HEAP variables to the symbol table.
2482 Mark them with is_heap_var.
2483 (update_alias_info): New. Taken mostly from the old
2484 compute_points_to_and_addr_escape.
2485 (handle_ptr_arith): New.
2486 (find_func_aliases): Call update_alias_info.
2487 Call handle_ptr_info for tcc_binary expressions.
2488 Call mark_stmt_modified.
2489 (create_variable_info_for): If DECL has subvars, do not create
2490 variables for its subvars. Always add all the fields.
2491 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2492 SFTs, then add all the SFTs of the structure.
2493 If VI->DECL is an aggregate with subvariables, add the SFT at
2495 (find_what_p_points_to): If VI is an artificial variable,
2496 translate to bitfields in SSA_NAME_PTR_INFO.
2497 If the solution is empty, set pi->pt_vars to NULL
2498 (init_base_vars): Create ANYOFFSET.
2499 (compute_points_to_sets): Rename from create_alias_vars.
2501 (pass_build_pta): Remove.
2502 (delete_points_to_sets): Rename from delete_alias_vars.
2503 (pass_del_pta): Remove.
2504 * tree-ssa-structalias.h (struct alias_info): Move from
2506 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2507 NUM_REFERENCES_SET): Likewise.
2508 (compute_points_to_sets, delete_points_to_sets): Declare.
2510 2005-07-09 Richard Henderson <rth@redhat.com>
2512 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2513 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2514 alpha_split_lock_test_and_set_12): New functions.
2515 * config/alpha/alpha-protos.h: Update.
2516 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2517 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2518 * config/alpha/sync.md (I12MODE): New.
2519 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2520 (sync_<fetchop_name><I48MODE>): Likewise.
2521 (sync_nand<I48MODE>): Likewise.
2522 (sync_old_<fetchop_name><I48MODE>): Likewise.
2523 (sync_new_<fetchop_name><I48MODE>): Likewise.
2524 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2525 (sync_compare_and_swap<I48MODE>): Likewise.
2526 (sync_lock_test_and_set<I48MODE>): Likewise.
2527 (sync_compare_and_swap<I12MODE>): New.
2528 (sync_compare_and_swap<I12MODE>_1): New.
2529 (sync_lock_test_and_set<I12MODE>): New.
2530 (sync_lock_test_and_set<I12MODE>_1): New.
2532 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2536 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2538 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2540 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2541 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2543 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2546 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2548 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2550 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2551 memory_operand constraint.
2552 (store_conditional_<mode>): Same.
2553 (sync_compare_and_swap<mode>): Same.
2554 (sync_lock_test_and_set<mode>): Same.
2556 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2558 Rewrite PIC support to more closely model actual instructions.
2559 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2560 (cris_symbol): Remove prototypes for removed functions.
2561 (cris_pic_symbol_type_of, cris_valid_pic_const)
2562 (cris_expand_pic_call_address): Prototypes for new functions.
2563 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2565 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2567 <case ':'>: Add case for new punctuation character.
2568 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2569 emitting (extra) PIC modifier.
2570 <case UNSPEC>: Do not assert for PLT.
2571 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2572 (cris_expand_prologue, cris_expand_epilogue): Check
2573 for pic_offset_table_rtx usage instead of taking
2574 current_function_uses_pic_offset_table as the final word.
2575 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2576 Remove flag_pic difference.
2577 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2578 the moral equivalents of...
2579 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2581 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2582 (cris_handle_option): Mark ARG as unused.
2583 (cris_expand_pic_call_address): New worker function for "call",
2585 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2586 output PIC constructs here.
2587 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2588 as symbol-specific modifers, not whole or part of operands.
2589 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2590 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2591 constants and flag_pic.
2592 (CONSTANT_INDEX_P): Adjust for new functions.
2593 (enum cris_pic_symbol_type): New helper type.
2594 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2595 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2596 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2598 ("movsi"): Emit actual instructions for GOT and relative access.
2599 ("*movsi_got_load"): New pattern to set up the register holding
2601 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2602 Adjust FIXME for 'S'.
2603 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2604 Use "movs" for -fpic cases.
2605 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2606 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2607 ("call", "call_value"): Just call cris_expand_pic_call_address for
2609 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2610 Remove special pattern.
2611 ("*expanded_call_side", "*expanded_call_value_side"): New
2613 (gotplt-to-plt, gotplt-to-plt-side-call)
2614 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2616 * config/cris/cris/predicates.md
2617 ("cris_general_operand_or_gotless_symbol"): Remove unused
2619 ("cris_general_operand_or_symbol"): Adjust for new functions.
2621 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2623 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2625 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2627 * Makefile.in (TREE_H): Add treestruct.def.
2628 (c-decl.o): Add pointer-set.h
2629 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2630 visibility on regular DECL's.
2631 (merge_decls): Fix the copying of decl nodes of various types for
2632 the new structures. Don't update RTL, section name, weak status,
2633 etc, on DECL's without RTL.
2634 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2635 Don't check volatile on non-variable types.
2636 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2637 to check whether we have seen arguments.
2638 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2639 flag is checked before field (flag is common, field is not).
2640 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2641 TS_DECL_COMMON could have an origin.
2642 (add_location_or_const_value_attribute): Don't check section name
2643 on non-var/function decls.
2644 (dwarf2out_var_location): Reverse order of tests.
2645 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2646 with DECL_WRTL_CHECK.
2647 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2648 * fold-const.c (fold_binary): Don't check weakness on
2649 non-var/function decls.
2650 (tree_expr_nonzero_p): Ditto.
2651 (fold_checksum_tree): Use tree_decl_extra as sizeof
2653 * ggc-page.c (extra_order_size_table): Add sizes for
2654 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2656 * gimplify.c (gimplify_bind_expr): Only set
2657 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2658 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2660 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2661 * langhooks.h (init_ts). New langhook.
2662 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2663 * print-tree.c (print_node): Update to only print fields that
2664 exist in the structures the passed decl has.
2665 * toplev.c (wrapup_global_declarations): Don't reset
2666 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2667 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2668 * tree-inline.c (remap_decl): Ditto.
2669 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2670 * tree-pretty-print.c (print_declaration): Don't print
2671 DECL_REGISTER on things that don't contain it.
2672 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2673 non-var/function decls.
2674 * tree.c (tree_contains_struct): New structure.
2675 (init_priority_for_decl): New hashtable.
2676 (tree_int_map): New structure.
2677 (tree_int_map_eq): New function.
2678 (tree_int_map_marked_p): Ditto.
2679 (tree_int_map_hash): Ditto.
2680 (tree_map): Move to tree.h.
2681 (tree_map_eq): Externalize.
2682 (tree_map_hash): Ditto.
2683 (tree_map_marked_p): Ditto.
2684 (init_ttree): Set up tree_contains_struct and call langhook.
2685 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2686 (tree_code_size): Update for new structures.
2687 (tree_node_structure): Update for new structures.
2688 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2690 (copy_node_stat): Copy init priority.
2691 (build_decl_stat): Ditto for visibility.
2692 (ts_enum_names): New.
2693 (tree_contains_struct_check_failed): New function.
2694 (decl_init_priority_lookup): Ditto.
2695 (decl_init_priority_insert): Ditto.
2696 * treestruct.def: New file.
2697 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2698 (CONTAINS_STRUCT_CHECK): Ditto.
2699 (tree_contains_struct_check_failed): New prototype.
2700 (DECL_CHECK): Removed.
2701 (DECL_MINIMAL_CHECK): New.
2702 (DECL_COMMON_CHECK): Ditto.
2703 (DECL_WRTL_CHECK): Ditto.
2704 (DECL_NON_COMMON_CHECK): Ditto.
2705 (DECL_WITH_VIS_CHECK): Ditto.
2706 (VAR_OR_FUNCTION_DECL_P): Ditto
2707 (struct tree_decl_minimal): New structure.
2708 (struct tree_decl_common): Ditto.
2709 (struct tree_decl_with_rtl): Ditto.
2710 (struct tree_decl_with_vis): Ditto.
2711 (struct tree_decl_non_common): Ditto.
2712 (struct tree_field_decl): Ditto.
2713 (struct tree_parm_decl): Ditto.
2714 (struct tree_var_decl): Ditto.
2715 (struct tree_function_decl): Ditto.
2716 (struct tree_const_decl): Ditto.
2717 (struct tree_result_decl): Ditto.
2718 (union tree_node): Add new structures.
2719 * var-tracking.c (track_expr_p): Reverse order of tests.
2721 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2723 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2725 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2726 * system.h: Poison FINALIZE_PIC.
2727 * doc/tm.texi (FINALIZE_PIC): Remove.
2729 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2732 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2733 to the correct type if we have a MODIFY_EXPR.
2735 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2737 PR tree-optimization/22360
2738 * tree.c (upper_bound_in_type): Fix calculations for casting
2739 to a non-wider signed type and casting a signed value to a
2740 wider unsigned type.
2741 (lower_bound_in_type): Fix calculations for casting to a
2742 non-wider signed type.
2744 PR tree-optimization/20139
2745 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2747 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2748 fold_cond_expr_cond.
2749 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2750 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2752 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2755 * tree-complex.c (expand_complex_libcall): Produce
2756 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2758 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2760 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2761 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2762 b" assert and inserted fastpath code for this case.
2763 (bitmap_ior): Removed "a != b" assert.
2765 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2767 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2768 (ENDFILE_SPEC): Likewise.
2769 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2771 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2772 a large stack frame at epilogue.
2774 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2776 * final.c: Include sdbout.h when required.
2778 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2780 * config.gcc (*-*-darwin*): Only one target-specific header file
2782 (powerpc-*-darwin*): Add version-specific header files.
2783 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2784 * config.in: Regenerate.
2785 * configure: Regenerate.
2786 * gcc.c: Include xregex.h.
2787 (version_compare_spec_function): New.
2788 (spec_function): Add version-compare.
2789 (replace_outfile_spec_function): Reformat comment.
2790 (compare_version_strings): New.
2791 * config/darwin-c.c (version_as_macro): New.
2792 (builtin_define): New.
2793 (darwin_cpp_builtins): New.
2794 * config/darwin-protos.h (darwin_cpp_builtins): New.
2795 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2796 (LIB_SPEC): Make unconditional, update comment.
2797 (TARGET_C99_FUNCTIONS): Define.
2798 * config/darwin.opt: Sort.
2799 (mmacosx-version-min=): New.
2800 * config/darwin7.h: Delete.
2801 * config/darwin8.h: Delete.
2802 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2803 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2804 (TARGET_C99_FUNCTIONS): Define.
2805 * config/rs6000/darwin7.h: New.
2806 * config/rs6000/darwin8.h: New.
2807 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2808 (-mmacosx-version-min): Document.
2810 2005-07-07 Ian Lance Taylor <ian@airs.com>
2812 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2814 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2817 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2819 2005-07-07 Khem Raj <kraj@mvista.com>
2821 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2822 in bytes, not words.
2824 2005-07-07 Paul Brook <paul@codesourcery.com>
2826 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2827 DEFAULT_FUNCTION_ARG_PADDING to upward.
2829 2005-07-07 Richard Henderson <rth@redhat.com>
2831 * function.c (locate_and_pad_parm): Record parameter alignment in
2832 stack_alignment_needed.
2834 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2836 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2837 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2838 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2839 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2840 (define_attr "type"): Add isync, sync, load_l, store_c.
2841 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2842 Create scratch volatile MEM.
2843 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2845 (load_locked_<mode>): New.
2846 (store_conditional_<mode>): New.
2847 (sync_compare_and_swap<mode>): Replace with splitter.
2848 (sync_lock_test_and_set<mode>): Replace with splitter.
2849 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2851 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2852 is ics. Attribute isync.
2853 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
2855 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2856 and UNSPECV_SYNC_OP.
2857 (emit_unlikely_jump): New.
2858 (emit_load_locked): New.
2859 (emit_store_conditional): New.
2860 (rs6000_split_compare_and_swap): New.
2861 (rs6000_split_lock_test_and_set): New.
2862 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2863 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2864 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2865 rs6000_split_lock_test_and_set): Declare.
2866 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2867 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2868 store_c, isync, sync.
2870 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
2872 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2873 filenames to gtyp-gen.h.
2874 (s-typ-gen): Use it in place of for loops.
2876 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
2878 * hooks.c (hook_bool_rtx_int_false): New function.
2879 * hooks.h (hook_bool_rtx_int_false): Declare.
2880 * target-def.h (TARGET_COMMUTATIVE_P): Define.
2881 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2882 * target.h (struct gcc_target): Add commutative_p member.
2883 * targhooks.c (hook_bool_rtx_commutative_p): New function.
2884 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2885 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2886 (pa_commutative_p): New function.
2887 * jump.c (target.h): Include.
2888 (rtx_renumbered_equal_p): Use targetm.commutative_p.
2889 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2891 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2893 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2894 (s390_expand_setmem): New.
2895 * config/s390/s390.c: Likewise.
2896 (print_shift_count_operand): Truncate to 12 bits instead of 6.
2898 * config/s390/s390.md: ("setmem<mode>"): Accept character as
2899 general_operand. Call new function "s390_expand_setmem".
2900 ("clrmem_long", "*clrmem_long"): Rewrite to ...
2901 ("setmem_long", "*setmem_long"): ... this.
2903 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2905 * config/s390/s390.c: (optimization_options): Enable
2906 TARGET_MVCLE at -Os.
2907 * doc/invoke.texi: Document changes in default behaviour.
2908 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2910 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2912 * expr.c: (set_storage_via_setmem): Convert opchar to mode
2913 defined by back-end.
2915 2005-07-07 Jakub Jelinek <jakub@redhat.com>
2917 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2918 all sets in the pattern.
2919 * config/rs6000/rs6000.md (stack_protect_testsi,
2920 stack_protect_testdi): Likewise.
2922 2005-07-06 Jeff Law <law@redhat.com>
2924 * tree-vrp.c (simplify_using_ranges): Kill.
2925 (vrp_finalize): Remove call to simplify_using_ranges.
2926 (simplify_stmt_using_ranges): New function extracted from
2927 simplify_using_ranges.
2928 (simplify_div_or_mod_using_ranges): Likewise.
2929 (simplify_abs_using_ranges): Likewise.
2930 (simplify_cond_using_ranges): New function.
2931 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2932 * tree-ssa-propagate.c (substitute_and_fold): Call
2933 simplify_stmt_using_ranges if we have range information.
2935 2005-07-06 James E. Wilson <wilson@specifixinc.com>
2937 * config/ia64/ia64.c (ia64_reorg): Check optimize before
2938 ia64_flag_schedule_isns2.
2940 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2941 reading/writing general registers.
2942 (ia64_function_arg): Revert 2005-06-18 change.
2944 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2946 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2947 (legitimize_tls_address): Use gcc_unreachable instead of abort.
2949 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
2951 * function.c (expand_function_end): Revert part of 2005-06-27
2952 patch. Do sjlj_emit_function_exit_after after return_label.
2954 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2956 * doc/install.texi (--disable-libssp): New.
2958 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
2960 * doc/invoke.texi: Update -fforce-mem documentation.
2961 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2962 code for -fforce-mem.
2963 * expmed.c: (store_bit_field,store_fixed_bit_field,
2964 extract_bit_field): Ditto.
2965 * expr.c: (convert_move): Ditto.
2966 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2967 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2968 emit_conditional_add,expand_float,expand_fix): Ditto.
2969 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2970 (common_handle_option): Issue warning when -fforce-mem specified.
2972 2005-07-06 Paul Brook <paul@codesourcery.com>
2974 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2976 * configure: Regenerate.
2978 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
2980 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2982 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
2984 Fix PR tree-optimization/22319
2985 Fix PR tree-optimization/22140
2986 Fix PR tree-optimization/22310
2988 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2989 variable sized types.
2990 Use correct type for intermediate structure on *a = *b structure
2993 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2995 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2997 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2998 (machine_function): Move typedef to...
2999 * config/rs6000/rs6000.c (machine_function): ... here. Add
3000 varargs_save_offset field.
3001 (rs6000_stack_t): Remove varargs_size field.
3002 (setup_incoming_varargs): Allocate varargs save area using
3003 assign_stack_local, try to make it as small as possible.
3004 Save offset from virtual_stack_vars_rtx to the save area
3005 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3006 instead of magic 8 when fp word byte size is used.
3007 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3008 instead of -RS6000_VARARGS_SIZE.
3009 (rs6000_stack_info, debug_stack_info,
3010 rs6000_initial_elimination_offset): Remove all traces of
3012 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3013 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3014 RS6000_VARARGS_AREA.
3016 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3018 PR tree-optimization/21963
3019 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3020 constant_multiple_of in the same way get_computation_cost_at does.
3022 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3024 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3025 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3026 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3027 and return its previous value.
3028 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3029 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3031 (stack_protect_set, stack_protect_test): New expanders.
3032 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3033 stack_protect_testdi): New insns.
3034 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3035 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3037 2005-07-06 Jeff Law <law@redhat.com>
3039 * tree-ssa-dce.c (cfg_altered): New global.
3040 (tree_dce_init): Initialize cfg_altered.
3041 (remove_dead_stmt): If we remove an edge in the CFG, then set
3043 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3046 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3048 * Makefile.in (stamp-collect-ld): Use
3049 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3050 ./collect-ld if it already exists.
3051 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3052 Don't remove ./nm if it already exists.
3054 2005-07-05 Devang Patel <dpatel@apple.com>
3056 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3057 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3058 * tree-vectorizer.c (vect_loop_location): New.
3059 (vect_print_dump_info): Use vect_loop_location.
3060 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3061 (vectorize_loops): Set vect_loop_location.
3062 * tree-vect-analyze.c (vect_analyze_offset_expr,
3063 vect_determin_vectorization_factor, vect_analyze_operations,
3064 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3065 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3066 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3067 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3068 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3069 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3070 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3071 vect_analyze_loop): Adjust vect_print_dump_info API.
3072 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3073 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3074 vect_finish_stmt_generation, vectorizable_assignment,
3075 vectorizable_operation, vectorizable_store, vectorizable_load,
3076 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3077 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3078 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3079 vect_transform_loop): Same.
3080 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3081 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3084 2005-07-05 Randolph Chung <tausq@debian.org>
3086 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3087 * configure: Regenerate.
3088 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3089 (pa_tls_referenced_p): Declare.
3090 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3091 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3092 (legitimize_tls_address): New.
3093 (hppa_legitimize_address): Handle TLS addresses.
3094 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3095 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3096 (emit_move_sequence): Handle TLS addresses.
3097 (pa_encode_section_info): Call default handler to handle common
3099 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3100 (CONSTANT_ADDRESS_P): Reject TLS operands.
3101 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3102 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3103 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3104 (UNSPEC_TLSLE): Define new constants.
3105 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3106 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3107 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3108 (tie_symbolic_operand, tle_symbolic_operand): New
3110 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3112 * aclocal.m4: Update macros for autoconf 2.59 style.
3113 * configure.ac: Likewise.
3115 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3117 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3118 (function_arg): Pass small aggregates in general registers on 32-bit
3120 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3122 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3124 * Makefile.in (final.o): Fix dependencies.
3126 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3130 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3131 * langhooks.c (lhd_expr_to_decl): New.
3132 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3134 (LANG_HOOKS_INITIALIZER): Update.
3135 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3136 expr_to_decl langhook.
3137 * c-tree.h (c_expr_to_decl): Declare.
3138 * c-typeck.c (c_expr_to_decl): New.
3139 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3141 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3143 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3146 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3147 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3149 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3151 * Makefile.in: Adjust dependencies.
3152 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3153 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3154 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3155 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3156 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3157 rest_of_compilation.
3159 * bb-reorder.c (gate_duplicate_computed_gotos,
3160 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3161 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3162 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3163 pass_partition_blocks): New.
3164 * bt-load.c (gate_handle_branch_target_load_optimize,
3165 rest_of_handle_branch_target_load_optimize,
3166 pass_branch_target_load_optimize): New.
3167 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3169 * cfglayout.c (pass_insn_locators_initialize): New.
3170 * cfgrtl.c (pass_free_cfg): New.
3171 * combine.c (gate_handle_combine, rest_of_handle_combine,
3173 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3174 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3175 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3176 * except.c (pass_set_nothrow_function_flags,
3177 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3179 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3180 rest_of_handle_shorten_branches, pass_shorten_branches,
3181 rest_of_clean_state, pass_clean_state): New.
3182 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3183 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3184 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3186 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3187 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3188 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3189 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3191 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3192 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3193 pass_rtl_ifcvt, gate_handle_if_after_combine,
3194 rest_of_handle_if_after_combine, pass_if_after_combine,
3195 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3196 pass_if_after_reload): New.
3197 * integrate.c (pass_initial_value_sets): New.
3198 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3199 pass_purge_lineno_notes): New.
3200 * mode-switching.c (rest_of_handle_mode_switching,
3201 pass_mode_switching): New.
3202 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3203 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3205 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3206 pass_loop_optimize): New.
3207 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3209 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3211 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3212 pass_postreload_cse): New.
3213 * profile.c (gate_handle_profiling, pass_profiling,
3214 rest_of_handle_branch_prob, pass_branch_prob): New.
3215 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3216 pass_split_before_regstack, gate_handle_split_before_regstack,
3217 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3218 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3219 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3220 pass_stack_regs): New.
3221 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3222 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3223 pass_stack_adjustments): New.
3224 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3225 pass_regrename): New.
3226 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3227 pass_delay_slots, gate_handle_machine_reorg,
3228 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3229 * rtl.h (extern void purge_line_number_notes): New.
3230 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3231 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3233 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3235 * value-prof.c (gate_handle_value_profile_transformations,
3236 rest_of_handle_value_profile_transformations,
3237 pass_value_profile_transformations): New.
3238 * var-tracking.c (gate_handle_var_tracking,
3239 pass_variable_tracking): New.
3240 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3242 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3243 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3244 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3245 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3246 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3247 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3248 rest_of_handle_gcse2, rest_of_handle_regmove,
3249 rest_of_handle_tracer, rest_of_handle_if_conversion,
3250 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3251 rest_of_handle_web, rest_of_handle_branch_prob,
3252 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3253 rest_of_handle_jump_bypass, rest_of_handle_combine,
3254 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3255 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3256 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3257 rest_of_handle_mode_switching, rest_of_handle_jump,
3258 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3259 rest_of_handle_flow2, rest_of_handle_jump2,
3260 rest_of_handle_peephole2, rest_of_handle_postreload,
3261 rest_of_handle_shorten_branches, rest_of_clean_state,
3262 rest_of_compilation): Remove.
3264 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3265 * passes.c (dump_flags, in_gimple_form, all_passes,
3266 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3267 register_dump_files, next_pass_1, last_verified, execute_todo,
3268 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3269 from tree-optimize.c.
3270 (init_optimization_passes): Moved from tree-optimize.c,
3271 adding the RTL optimizations.
3272 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3273 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3274 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3275 register_dump_files, next_pass_1, last_verified, execute_todo,
3276 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3277 init_tree_optimization_passes, ipa_passes): Delete.
3278 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3280 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3281 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3283 (ipa_passes): Remove.
3284 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3285 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3286 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3287 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3288 (dump_info_p, dump_flag): Moved to tree-dump.h.
3290 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3292 * passes.c (finish_optimization_passes): Use dump_begin
3293 and dump_end, TDI_end.
3294 (gate_rest_of_compilation): New.
3295 (pass_rest_of_compilation): Use it.
3296 (gate_postreload, pass_postreload): New.
3297 * toplev.c (general_init): Rename init_tree_optimization_passes.
3298 * toplev.h (init_tree_optimization_passes): Rename to
3299 init_optimizations_passes.
3300 * tree-dump.c (dump_flag): Make static.
3301 (dump_files): Remove RTL dumps.
3302 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3303 pass_cleanup_cfg, pass_free_cfg_annotations,
3304 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3305 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3306 * tree-pretty-print.c: Include tree-pass.h.
3307 * cgraph.c: Include tree-dump.h.
3309 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3311 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3312 Only fall back to saying it points to readonly memory if
3315 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3317 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3318 * config/m32r/m32r.c (m32r_compute_frame_size,
3319 m32r_expand_prologue): Take current_function_profile into
3320 account whenever we reference
3321 current_function_uses_pic_offset_table.
3322 (m32r_finalize_pic): Remove.
3323 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3325 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3327 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3328 instead of $<. Don't remove ./as if it already exists.
3330 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3333 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3334 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3335 for complex modes when generating code for PA 1.0.
3336 (VALID_FP_MODE_P): New macro.
3337 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3338 sets for all general and floating point modes. Align wide floating
3339 point modes to even register boundaries to comply with architectural
3341 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3342 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3343 (VALID_FP_MODE_P): New macro.
3344 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3345 sets for all general and floating point modes. Align wide floating
3346 point modes to even register boundaries to comply with architectural
3349 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3351 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3354 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3356 * tree-ssa-structalias.c: Don't include expr.h.
3358 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3360 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3363 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3365 Fix PR tree-optimization/22279
3367 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3370 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3372 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3374 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3376 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3377 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3378 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3379 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3380 config/stormy16/stormy16.c, config/v850/v850.c,
3381 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3382 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3383 Avoid "." or "\n" at end of diagnostics and capital letters at
3384 start of diagnostics.
3385 * combine.c, cse.c: Don't translate dump file output.
3386 * toplev.c (print_version): Only translate output if going to
3389 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3391 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3392 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3395 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3397 * pa.c (fix_range): Fix typo in comment.
3399 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3401 * tree-vrp.c (extract_range_from_assert): Replace
3402 fold (build (...)) with fold_build2.
3404 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3406 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3407 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3408 (format_types_orig, handle_format_attribute): Add support for
3411 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3413 * varasm.c (assemble_variable): Fix format specifier thinko.
3415 2005-07-03 Ira Rosen <irar@il.ibm.com>
3417 PR tree-optimization/22029 (and 22135)
3418 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3419 a phi node before calling dump_vops.
3421 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3423 * tree-dump.h (dump_string_field): Declare.
3424 * tree-dump.c: Use it instead of dump_string.
3425 (dump_string_field): Make non-static.
3427 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3429 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3430 up the minimal CFG stuff always when optimize > 0. Call
3431 split_all_insns_noflow in PIC case if needed.
3433 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3434 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3437 * c-decl.c (c_write_global_declarations): Dump contents of
3439 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3440 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3441 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3442 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3445 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3447 * c-common.h (GCC_DIAG_STYLE): Define.
3448 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3449 version for format checking to 4.1.
3450 * c-format.c: Include toplev.h after c-common.h.
3451 (enum format_type): Add gcc_tdiag_format_type.
3452 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3453 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3454 (format_types_orig): Add gcc_tdiag.
3455 (init_dynamic_diag_info): Support gcc_tdiag formats.
3456 (handle_format_attribute): Likewise.
3457 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3458 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3459 version for format checking to 4.1.
3460 (warning0, warning, error, pedwarn, sorry): Use
3462 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3463 (finish_aliases_1): Do not use %qE.
3464 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3465 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3466 Correct format bugs.
3467 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3468 parameter to unsigned HOST_WIDE_INT.
3469 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3471 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3474 * expr.c (write_complex_part): Use adjust_address for MEM.
3475 (read_complex_part): Same.
3477 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3479 Fix PR tree-optimization/22280
3481 * tree-sra.c (generate_element_init): Remove useless loop.
3483 2005-07-02 Richard Henderson <rth@redhat.com>
3485 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3487 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3489 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3492 * fold-const.c (fold_binary): Handle the return value of
3493 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3494 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3496 2005-07-02 Jeff Law <law@redhat.com>
3498 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3499 a eliminate type conversion which feeds an equality comparison
3500 if the original type or either operand in the comparison is a
3503 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3505 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3506 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3508 * config/avr/avr.c: Do not use '`' as left quote.
3509 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3510 Remove "." from end of diagnostics. Make diagnostics start with
3513 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3514 Joseph S. Myers <joseph@codesourcery.com>
3516 * toplev.c (default_tree_printer): Handle setting location with
3518 * c-objc.common.c (c_tree_printer): Likewise.
3519 * c-format.c (gcc_diag_flag_specs): Add '+'.
3520 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3521 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3523 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3524 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3525 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3526 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3527 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3528 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3529 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3530 format arguments where %J is used without %D.
3532 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3534 * gcc.c (LINK_SSP_SPEC): Define.
3535 (link_ssp_spec): New variable.
3536 (LINK_COMMAND_SPEC): Add %(link_ssp).
3537 (static_specs): Add link_ssp_spec.
3538 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3539 * configure: Rebuilt.
3540 * config.in: Rebuilt.
3542 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3543 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3544 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3545 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3546 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3547 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3548 -0x7008(2) instead of reading __stack_chk_guard variable.
3549 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3551 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3552 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3553 if TARGET_THREAD_SSP_OFFSET is defined.
3554 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3555 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3558 2005-06-27 Richard Henderson <rth@redhat.com>
3559 * libgcc-std.ver (GCC_4.1.0): New.
3560 * libgcc.h (__stack_chk_guard): Declare.
3561 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3562 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3563 * mklibgcc.in (lib2funcs): Add them.
3565 2005-07-01 Richard Henderson <rth@redhat.com>
3567 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3568 void * before struct sigcontext *.
3569 (x86_fallback_frame_state): Likewise.
3571 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3573 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3575 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3578 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3579 we check for SSA_NAME for.
3581 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3583 Fix PR tree-optimization/22071
3585 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3587 (get_constraint_for_component_ref): Use it.
3589 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3592 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3593 print out the last new line.
3595 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3597 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3598 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3599 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3600 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3601 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3602 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3603 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3604 (enum reg_class): New member CC0_REGS.
3605 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3606 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3607 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3608 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3609 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3610 Adjust for register now described.
3612 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3615 * config/i386/i386.md (stack_protect_test_si,
3616 stack_protect_test_di): Add earlyclobber for scratch 3.
3617 * config/rs6000/rs6000.md (stack_protect_testsi,
3618 stack_protect_testdi): Add earlyclobber for scratch 3,
3619 remove earlyclobber from scratch 4.
3621 Older entries for 2005 can be found in ChangeLog-2005.
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