1 2005-07-31 Jan Hubicka <jh@suse.cz>
3 * output.h (enum section_category): Export from varasm.c
4 (categorize_decl_for_section): Likewise.
5 * varasm.c (enum section_category): Kill.
6 (categorize_decl_for_section): Make global.
7 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9 * i386.c (ix86_section_threshold): New static variable.
10 (ix86_in_large_data_p, ix86_encode_section_info,
11 x86_64_elf_unique_section,
12 x86_64_elf_select_section): New functions.
13 (TARGET_ENCODE_SECTION_INFO): Define
14 (override_options): Enable medium model for PIC.
15 (ix86_expand_prologue): Expand gen_set_got_rex64.
16 (legitimate_constant_p): Handle new UNSPECs.
17 (legitimate_pic_address_disp_p): Likewise.
18 (legitimize_pic_address): Lower MEDIUM model addressing.
19 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
20 (enum cmodel): Add MEDIUM_PIC.
21 (SYMBOL_REF_FAR_ADDR_P): New macro.
22 (SYMBOL_FLAG_FAR_ADDR): New flag.
23 * i386.md (movdi): Support medium model.
24 (set_got_rex64): New pattern.
25 * i386.opt (mlarge-data-threshold): New flag.
26 * predicates.md (zext_operand/sext_operand): Deal with medium model.
27 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
28 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
29 TARGET_ASM_UNIQUE_SECTION): New.
31 * invoke.texi (-mlarge_data_threshold): Document
33 2005-07-31 Jan Hubicka <jh@suse.cz>
35 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
36 (coalesce_vars): Likewise.
37 * tree-ssa-live.c (coalesce_cost): New.
38 (build_tree_conflict_graph): Use coalesce_cost.
39 * tree-ssa-live.h (coalesce_cost): Declare.
41 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
43 * arm.md (all peepholes for post-increment operations): Delete.
44 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
45 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
46 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
47 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
48 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
50 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
52 * fold-const.c (tree_expr_nonnegative_p): Always return true for
55 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
58 * doc/invoke.texi: Document -rdynamic.
60 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
63 * c-parser.c (c_parser_parms_list_declarator): Call
64 mark_forward_parm_decls.
65 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
66 decls with visibility structure.
68 2005-07-30 Paul Brook <paul@codesourcery.com>
70 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
72 2005-07-30 Paul Brook <paul@codesourcery.com>
74 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
76 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
78 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
80 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
83 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
84 nested function declarators.
85 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
86 (grokparms): Call warn_if_shadowing for parameters used within the
88 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
89 not used within the parameter list.
90 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
92 2005-07-30 Jan Hubicka <jh@suse.cz>
94 * expr.c (expand_expr_real_1): Do not load mem targets into register.
95 * i386.c (ix86_fixup_binary_operands): Likewise.
96 (ix86_expand_unary_operator): Likewise.
97 (ix86_expand_fp_absneg_operator): Likewise.
98 * optabs.c (expand_vec_cond_expr): Validate dest.
100 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
103 * real.c (real_from_string): Also set last bit if there is a
104 nonzero hex digit beyond GCC's internal precision after ".".
106 2005-07-29 David Edelsohn <edelsohn@gnu.org>
108 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
109 define_constants. Change duplicate values to unassigned numbers.
110 Change UNSPEC_SUBS to UNSPEC_VSUBS.
111 (*altivec_vspltsf): New.
112 (altivec_vperm_v4sf): Delete.
113 (altivec_vperm_<mode>): Use mode macro V.
114 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
115 (altivec_predicate_v4sf): Delete.
116 (altivec_predicate_<mode>): Use mode macro V.
117 (*altivec_lvesfx): New.
118 (*altivec_stvesfx): New.
119 (vec_realign_load_v4sf): Delete.
120 (vec_realign_load_<mode>): Use mode macro V.
121 * config/rs6000/rs6000.c (generate_set_vrsave): Use
124 2005-07-29 Mark Mitchell <mark@codesourcery.com>
127 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
129 * configure: Regenerated.
131 2005-07-29 Paul Brook <paul@codesourcery.com>
133 * doc/install.texi: Add link to GFortran binaries wiki page.
135 2005-07-29 David Ung <davidu@mips.com>
137 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
138 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
139 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
140 * config/mips/mips.md (cpu): Add 5kf name.
141 (includes): Includes 5k.md.
142 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
143 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
146 2005-07-29 Diego Novillo <dnovillo@redhat.com>
149 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
150 (cleanup_tree_cfg): ... here.
151 Call cleanup_tree_cfg_1 until there are no more cleanups to
154 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
156 * tree-vrp.c (compare_range_with_value): Return true or false
157 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
158 EQ_EXPR respectively.
160 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
162 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
165 2005-07-29 Diego Novillo <dnovillo@redhat.com>
167 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
168 (tree_ssa_dominator_optimize): Increment it.
169 (dump_dominator_optimization_stats): Print it.
171 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
172 Steven Bosscher <stevenb@suse.de>
174 PR rtl-optimization/23117
175 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
176 when head == tail. Tidy comment.
178 2005-07-28 Richard Henderson <rth@redhat.com>
180 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
181 * cselib.c (rtx_equal_for_cselib_p): Likewise.
182 * jump.c (rtx_renumbered_equal_p): Likewise.
183 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
184 CONST_INT and CONST_DOUBLE.
185 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
186 * reload.c (operands_match_p): Special case CONST_INT and
187 CONST_DOUBLE; check mode earlier.
189 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
192 * c-typeck.c (convert_for_assignment): Do not check
193 DECL_IN_SYSTEM_HEADER on NULL fundecl.
195 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
198 * c-typeck.c (composite_type): Prefer constant size arrays to
201 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
204 * real.c (real_from_string): Set last bit if there is a nonzero
205 hex digit beyond GCC's internal precision.
207 2005-07-28 Richard Henderson <rth@redhat.com>
210 * cfgcleanup.c (try_forward_edges): Watch out for end of
213 2005-07-28 James E Wilson <wilson@specifixinc.com>
216 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
218 2005-07-28 Jan Hubicka <jh@suse.cz>
220 * Makefile.in (rtl-profile.o): Kill all traces of it.
221 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
222 * coverage.h (rtl_coverage_counter_ref): Kill.
223 * opts.c (flag_speculative_prefetching_set): Kill.
224 (flag_loop_optimize_set): New.
225 (common_handle_option): Disable loop optimizer when profiling;
226 do not handle speculative prefetching.
227 * passes.c (init_optimization_passes): Replace pass_profiling combo
229 * profile.c (compute_value_histograms): Update for simplified value
231 (rtl_register_profile_hooks): Kill.
232 (pass_profiling): Kill.
233 (rest_of_handle_branch_prob): Do not profile.
234 * toplev.c (process_options): Remove speculative prefetching.
235 * toplev.h (flag_tree_based_profiling): Kill.
236 * tree-profile.c (prepare_instrumented_value,
237 tree_gen_interval_profiler, tree_gen_pow2_profiler,
238 tree_gen_one_value_profiler, do_tree_profiling): Update for
239 simplified datastructures.
240 * value-prof.c: Add comment that speculative prefetching was dropped;
241 update rest of file for simplified datastructures.
242 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
243 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
244 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
245 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
246 rtl_mod_subtract, gen_speculative_prefetch,
247 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
248 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
249 (gate_handle_value_profile_transformations,
250 rest_of_handle_value_profile_transformations,
251 pass_value_profile_transformations): Kill.
252 * value-prof.h (histogram_value_t): Remove IL based unions.
253 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
254 rtl_profile_hooks): Remove hooks.
256 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
258 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
259 (cgraph_clone_node): Likewise.
260 * cgraph.h (cgraph_clone_edge): Update prototype.
261 (cgraph_clone_node): Likewise.
262 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
264 (lookup_recursive_calls): Consider profile.
265 (cgraph_decide_recursive_inlining): Fix updating; use new
266 probability argument; use profile.
267 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
268 * tree-inline.c (copy_bb): Update clal of clone_edge.
269 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
271 * invoke.texi (min-inline-recursive-probability): Document.
273 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
275 * doc/install.texi (Configuration): Update Valgrind homepage.
277 2005-07-28 Richard Henderson <rth@redhat.com>
280 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
281 labels we want to delete.
282 (cfg_layout_merge_blocks): Likewise.
284 2005-07-28 Richard Henderson <rth@redhat.com>
287 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
288 when expanding to nothing.
290 2005-07-28 Josh Conner <jconner@apple.com>
292 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
293 (cgraph_decide_inlining_of_small_functions): Likewise.
295 2005-07-28 Josh Conner <jconner@apple.com>
297 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
298 direction of badness if negative.
299 (cgraph_default_inline_p): Add reason to parameters, and assign it
301 (cgraph_decide_inlining_of_small_functions): New parameter in call
302 to cgraph_default_inline_p.
303 (cgraph_decide_inlining_incrementally): Likewise.
304 * cgraphunit.c (decide_is_function_needed): Likewise.
305 * cgraph.h (cgraph_default_inline_p): Likewise.
307 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
309 * builtins.c: Fix comment typo(s).
310 * genautomata.c: Likewise.
311 * gimplify.c: Likewise.
312 * tree-dfa.c: Likewise.
313 * tree-flow-inline.h: Likewise.
314 * tree-into-ssa.c: Likewise.
315 * tree-ssa-alias.c: Likewise.
316 * tree-ssa-ccp.c: Likewise.
317 * tree-ssa-copy.c: Likewise.
318 * tree-ssa-dce.c: Likewise.
319 * tree-ssa-dom.c: Likewise.
320 * tree-ssa-operands.c: Likewise.
321 * tree-tailcall.c: Likewise.
322 * tree-vectorizer.c: Likewise.
323 * tree-vrp.c: Likewise.
326 2005-07-28 Jeff Law <law@redhat.com>
328 * tree-vrp.c (test_for_singularity): Extracted from ...
329 (simplify_cond_using_ranges): Attempt to simplify a relational
330 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
332 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
334 PR tree-optimization/22506
335 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
336 phis whose argument is constant.
338 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
340 PR rtl-optimization/18992
342 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
343 PR optimization/12142
344 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
345 uses of the register in the SET_SRC. Remove unnecessary argument.
347 Replace it with this:
348 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
349 if flag_non_call_exceptions is set and the insn may trap, pass
350 pc_rtx as dest for recursion.
351 In SET_SRC part of SET case, if dest is already set, pass it down
354 2005-07-28 Jan Hubicka <jh@suse.cz>
356 * cfg.c (update_bb_profile_for_threading): Use RDIV.
357 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
358 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
360 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
361 profile when available.
363 2005-07-28 Jan Beulich <jbeulich@novell.com>
365 * config/ia64/ia64.c (ia64_load_pair_ok): New.
366 (ia64_print_operand): Describe and handle 'X'.
367 (ia64_register_move_cost): Also handle FP_REGS.
368 (ia64_preferred_reload_class): Likewise.
369 (ia64_secondary_reload_class): Likewise.
370 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
371 it. Also check for ITANIUM_CLASS_FLDP.
372 * config/ia64/ia64.h (FP_REGNO_P): New.
373 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
374 (reg_class): Add FP_REGS.
375 (REG_CLASS_NAMES): Adjust for it.
376 (REG_CLASS_CONTENTS): Likewise.
377 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
378 (REG_CLASS_FROM_LETTER): Handle 'x'.
379 (CLASS_MAX_NREGS): Handle FP_REGS.
380 (MEMORY_MOVE_COST): Likewise.
381 * config/ia64/ia64.md (itanium_class): Add fldp.
383 (movti_internal): More allowable operand combinations. Use ldfp8 when
384 splitting unnecessary. Remove predicable attribute. Adjust
385 itanium_class attribute.
386 (smuldi3_highpart): Remove outdated comment.
387 (mulditi3, umulditi3, rotlti3): New expanders.
388 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
389 (absti2): Disabled new insn for future reference.
390 Respective new splitters.
391 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
392 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
393 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
395 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
397 PR rtl-optimization/23047
398 * simplify-rtx.c (simplify_const_relational_operation): Respect
399 flag_wrapv for comparisons with ABS.
401 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
403 PR tree-optimization/22493
404 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
405 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
407 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
409 * config/frv/frv.opt (moptimize-membar): New.
411 * doc/invoke.texi: Document -moptimize-membar and its inverse.
413 * config/frv/frv.h: Remove machine_function definition.
415 * config/frv/frv.c (struct frv_io): New.
416 (struct machine_function): Moved from frv.h. Add has_membar_p.
417 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
418 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
419 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
420 (frv_optimize_membar_global, frv_optimize_membar): New functions.
421 (frv_reorg): Call frv_optimize_membar when appropriate.
422 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
423 (frv_expand_builtin): Adjust calls accordingly.
424 (frv_io_address_cookie): New function.
425 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
426 load or store rather than a special insn. Add ccnstant address and
427 io-type operands to the membar.
428 (frv_ifcvt_modify_tests): Unsign regno.
429 (frv_ifcvt_modify_tests): Same.
431 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
432 UNSPEC_OPTIONAL_MEMBAR constant.
433 (builtin_read_<mode>): Delete.
434 (builtin_write_<mode>): Delete.
435 ("optional_membar_<mode>"): Add operand.
437 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
438 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
439 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
440 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
441 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
442 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
443 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
444 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
445 * testsuite/gcc.target/frv/all-read-write-1.c: New.
447 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
449 * df.c (df_uses_record): Handle SCRATCH.
451 2005-07-28 Steven Bosscher <stevenb@suse.de>
454 * passes.c (rest_of_decl_compilation): If decl is a type and
455 we have encountered errors, don't emit debug information.
457 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
459 * params.def: Fixed comment.
461 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
464 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
465 (TARGET_ASM_UNALIGNED_HI_OP): Add.
466 (TARGET_ASM_UNALIGNED_SI_OP): Add.
468 2005-07-27 Steven Bosscher <stevenb@suse.de>
471 * varasm.c (assemble_start_function): Don't do anything that may
472 require a CFG if the current function is a thunk.
474 2005-07-25 Geoffrey Keating <geoffk@apple.com>
476 * doc/install.texi (Prerequisites): Mention that perl is needed
477 to do export control in libstdc++ targetting Darwin.
479 2005-07-27 Steven Bosscher <stevenb@suse.de>
481 PR rtl-optimization/17808
482 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
483 (sched_insns_conditions_mutex_p): Split out from...
484 (add_dependence): ...here. But don't call it from here.
485 (add_dependence_list): Check sched_insns_conditions_mutex_p
486 before calling add_dependence.
487 (add_dependence_list_and_free): Likewise.
488 (fixup_sched_groups): Likewise.
489 (sched_analyze_1): Likewise.
490 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
491 (sched_analyze): Likewise.
492 (sched_analyze_insn): Likewise.
493 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
494 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
495 dependencies on all COND_EXEC insns to jumps ending basic blocks
496 when doing intrablock scheduling.
497 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
499 2005-07-27 Jeff Law <law@redhat.com>
501 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
502 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
503 equivalency sets, correctly handle the case were vr0 has an
504 equivalency set, but vr1 does not.
506 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
508 PR tree-optimization/23073
509 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
510 vect_print_dump_info before fprintf.
512 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
514 PR tree-optimize/22348
515 * tree-ssa-loop-niter.c (number_of_iterations_cond):
516 Fold the partial computation.
518 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
520 PR tree-optimization/22325
521 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
523 * tree-scalar-evolution.c (scev_const_prop): Add generic final
525 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
526 (force_var_cost): ... this function.
527 (compute_phi_arg_on_exit): Export.
529 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
531 PR tree-optimization/20773
532 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
535 2005-07-27 Richard Guenther <rguenther@suse.de>
537 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
538 Avoid pushing again if current struct contains only
539 fields we decomposed.
541 2005-07-27 Jan Hubicka <jh@suse.cz>
543 PR tree-optimization/22574
544 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
547 * tree-tailcall.c (decrease_profile): New function.
548 (eliminate_tail_call): Use it.
550 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
551 visibility flags correctly in whole program mode.
553 2005-07-26 Steve Ellcey <sje@cup.hp.com>
555 PR rtl-optimization/22472
556 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
558 2005-07-26 Steven Bosscher <stevenb@suse.de>
560 PR tree-optimization/22504
561 * tree-complex.c (expand_complex_addition): Use 'code' instead
562 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
564 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
566 * config.gcc (cpu_type): Add frv case.
567 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
568 (supported_defaults): Add fr550 case.
570 2005-07-26 Diego Novillo <dnovillo@redhat.com>
573 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
574 whether a pointer of type T * may point to objects of type T *.
576 2005-07-26 DJ Delorie <dj@redhat.com>
578 * configure: Regenerate.
580 2005-07-26 Dale Johannesen <dalej@apple.com>
582 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
584 2005-07-26 Mark Mitchell <mark@codesourcery.com>
586 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
587 Clarify use of "build" in name.
589 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
591 * doc/extend.texi (Raw read/write Functions): New section.
592 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
593 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
594 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
595 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
596 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
597 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
598 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
599 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
600 * config/frv/frv.c: Add bdesc_loads global.
601 Add bdesc_stores global.
602 (frv_init_builtins): Add support for __builtin_{read/write}*.
603 (frv_volatile_memref): New.
604 (frv_expand_load_builtin): New.
605 (frv_expand_store_builtin): New.
606 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
607 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
608 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
609 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
610 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
611 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
612 (builtin_read_<mode>): New.
613 (builtin_write_<mode>): New.
614 (builtin_write64): New.
615 (optional_membar_<mode>): New.
617 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
619 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
620 (rather than units) against HOST_BITS_PER_WIDE_INT.
622 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
624 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
625 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
626 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
627 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
630 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
631 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
632 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
634 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
636 2005-07-26 Richard Guenther <rguenther@suse.de>
638 PR tree-optimization/22486
639 * fold-const.c (fold_unary): Fold away useless component
640 references of the form (T *)&T.x, if the address
643 2005-07-25 James E Wilson <wilson@specifixinc.com>
645 * dwarf2out.c (add_call_src_coords_attributes): New.
646 (gen_inlined_subroutine_die): Call it.
647 (maybe_emit_file, init_file_table): Add comments.
648 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
650 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
651 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
652 * tree.h (BLOCK_SOURCE_LOCATION): New.
653 (struct tree_block): New field locus.
655 2005-07-26 Andreas Schwab <schwab@suse.de>
657 PR rtl-optimization/23043
658 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
659 when allocating a struct unoccr.
661 2005-07-25 Richard Henderson <rth@redhat.com>
664 * tree-complex.c (gate_no_optimization): True if errors.
665 * Makefile.in (tree-complex.o): Update dependencies.
667 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
669 * config/frv/predicates.md (integer_register_operand): Use
672 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
675 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
677 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
679 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
681 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
682 types when flag_unsafe_math_optimizations is true.
684 2005-07-25 Mark Mitchell <mark@codesourcery.com>
686 * gcc.c (option_map): Add --sysroot.
687 (process_command): Handle --sysroot.
688 (display_help): Document it.
689 * doc/cppopts.tex (-isysroot): Document.
690 * doc/invoke.texi (--sysroot): Document.
691 * doc/install.texi (--with-build-sysroot): Document.
693 * Makefile.in (inhibit_libc): New variable.
694 (INHIBIT_LIBC_CFLAGS): Likewise.
695 (LIBGCC2_CFLAGS): Include
696 $(INHIBIT_LIBC_CFLAGS).
697 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
698 ($(T)crtbegin.o): Do not use @inhibit_libc@.
699 ($(T)crtend.o): Likewise.
700 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
701 ($(T)crtendS.o): Likewise.
702 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
703 ($(T)crtendT.o): Likewise.
704 (stmp-fixinc): Do not complain about missing headers if
706 * configure.ac (inhibit_libc): Set it to true/false.
707 (--with-build-sysroot): New option. Use it to set
709 * configure: Regenerated.
711 2005-07-25 Manfred Hollstein <mh@suse.com>
713 * calls.c (store_one_arg): Fix unsigned comparison warning.
715 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
718 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
719 (ggc_print_statistics): Initialize variable before use.
721 2005-07-25 Richard Guenther <rguenther@suse.de>
723 * tree-dfa.c (mark_new_vars_to_rename): Protect against
724 calling with a PHI_NODE argument.
726 * tree-flow-inline.h (overlap_subvar): Protect against
729 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
731 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
732 * configure: Regenerate.
734 2005-07-25 Ira Rosen <irar@il.ibm.com>
736 * expr.c (highest_pow2_factor): Make extern.
737 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
738 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
739 record_array_differ_p, array_ptr_differ_p): Likewise.
740 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
741 additional cases. Call the above functions.
742 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
743 base_object_differ_p when there are two base objects. Otherwise, compare
744 base address and offset. Call may_alias_p.
745 (dump_data_reference): Use a correct field name.
746 (analyze_array): Make static. Initialize new data-ref fields.
747 (analyze_indirect_ref): New function.
748 (init_data_ref): Initialize new data-ref fields.
749 (strip_conversion): Moved from tree-vect-analyze.c.
750 (analyze_offset_expr, get_ptr_offset, address_analysis,
751 object_analysis): Likewise.
752 (analyze_offset): New function.
753 (create_data_ref): Likewise.
754 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
755 dimensions for ARRAY_REFs only.
756 (build_classic_dist_vector): Make static.
757 (access_functions_are_affine_or_constant_p): Call macro to get the
758 address of access functions.
759 (compute_all_dependences): Add new parameter
760 compute_self_and_read_read_dependences. Compute self and read-read
761 dependences if it is true.
762 (find_data_references_in_loop): Call create_data_ref. Initialize new
764 (compute_data_dependences_for_loop): Add new parameter
765 compute_self_and_read_read_dependences. Remove parameter nb_loops,
766 compute nb_loops. Call compute_all_dependences,
767 build_classic_dist_vector and build_classic_dir_vector with correct
769 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
770 with correct parameters. Compare dimensions for ARRAY_REFs only.
771 (free_data_refs): Call macro to free access functions.
772 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
773 fields from stmt_vinfo.
774 (struct base_object_info): New structure.
775 (struct data_reference): Move fields to base_object_info. Add fields
776 first_location and object_info for above structures. Move fields from
777 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
778 aligned_to. Add macros to access the new fields.
779 Update functions declarations.
780 * tree-flow.h (is_aliased_with): Declare.
781 * tree-loop-linear.c (linear_transform_loops): Call
782 compute_data_dependences_for_loop with correct parameters.
783 * tree-ssa-alias.c (is_aliased_with): New function.
784 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
785 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
786 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
787 vect_base_addr_differ_p, compute_subscript_distance and
788 build_classic_dist_vector. Add printings. Check absolute value of
790 (vect_analyze_data_ref_dependences): Go through ddrs instead of
792 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
793 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
794 to bytes. Add printing.
795 (vect_compute_data_refs_alignment): Go through loads and stores in one
797 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
798 vect_analyze_data_ref_access): Likewise.
799 (vect_analyze_pointer_ref_access): Remove.
800 (vect_address_analysis, vect_object_analysis): Likewise.
801 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
802 and analyze data-refs in the loop.
803 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
804 fields of data-ref instead of stmt. Add init to the offset from the
806 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
807 (vect_update_init_of_dr): Likewise.
808 (vect_update_inits_of_drs): Go through loads and stores in one loop.
809 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
811 (new_loop_vec_info): Initialize new fields.
812 (destroy_loop_vec_info): Free new fields.
813 (vect_strip_conversion): Remove.
814 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
815 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
816 datarefs. Add new field ddrs.
817 Add macros for the new fields access.
818 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
819 base_aligned_p, misalignment, memtag, ptr_info and subvars.
821 * tree.h (highest_pow2_factor): Declare.
823 2005-07-25 Jakub Jelinek <jakub@redhat.com>
825 * calls.c (store_one_arg): Check for sibling call MEM arguments
826 from already clobbered incoming argument area.
828 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
830 * c-common.c (check_missing_format_attribute): New.
831 * c-common.h (check_missing_format_attribute): Likewise.
832 * c-typeck.c (convert_for_assignment): Use it.
834 2005-07-24 Andreas Schwab <schwab@suse.de>
836 * config/m68k/m68k.md ("extendqidi2"): When source is an address
837 register use a word move. Correct operand of ext.w in 68000 code.
839 2005-07-23 Mark Mitchell <mark@codesourcery.com>
841 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
842 variables as declarations, rather than definitions.
844 2005-07-24 Ira Rosen <irar@il.ibm.com>
846 PR tree-optimization/22526
847 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
850 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
852 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
853 that C99 reserve for future use. Use it to define clog10,
856 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
858 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
859 * configure.ac: Check for -Wmissing-format-attribute.
861 * configure: Regenerate.
863 2005-07-23 Richard Henderson <rth@redhat.com>
865 PR tree-optimization/22623
866 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
868 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
871 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
873 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
875 * Makefile.in (C_TREE_H): Update dependencies.
876 * c-tree.h: Include toplev.h.
877 * diagnostic.h (diagnostic_set_info): Add format attribute.
878 * rtl-error.c (diagnostic_for_asm): Likewise.
880 2005-07-23 Chao-ying Fu <fu@mips.com>
882 * config/mips/mips-dsp.md: New file.
883 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
884 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
886 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
887 MIPS_BUILTIN_BPOSGE32.
888 (mips_expand_builtin_direct): Add one parameter to indicate that
889 builtin functions need to return a value.
890 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
892 (mips_regno_to_class): Add classes for 12 new DSP registers.
893 (mips_subword): Change to check four HI registers.
894 (mips_output_move): Output move to and from 6 new DSP accumulators.
895 (override_options): Make sure -mdsp and -mips16 are not used together.
896 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
898 (mips_conditional_register_usage): Disable 6 new DSP accumulators
900 (print_operand): Add 'q' for printing DSP accumulators.
901 (mips_cannot_change_mode_class): Check ACC_REGS.
902 (mips_secondary_reload_class): Check ACC_REGS.
903 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
904 (mips_register_move_cost): Check ACC_REGS.
905 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
906 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
907 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
908 (dsp_bdesc): New array.
909 (bdesc_arrays): Add DSP builtin function table.
910 (mips_prepare_builtin_arg): Check predicate again after
912 (mips_expand_builtin): Add one more parameter to
913 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
914 MIPS_BUILTIN_BPOSGE32.
915 (mips_init_builtins): Initialize new function types.
916 (mips_expand_builtin_direct): Check if builtin functions need to
917 return a value and pass operands properly.
918 (mips_expand_builtin_bposge): New function.
919 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
920 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
921 (FIRST_PSEUDO_REGISTER): Increase to 188.
922 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
923 Update for 12 new DSP registers.
924 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
925 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
926 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
927 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
928 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
929 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
930 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
931 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
932 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
933 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
934 (REGISTER_NAMES): Add names for 12 new DSP registers.
935 * config/mips/mips.md: Include mips-dsp.md.
936 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
937 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
938 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
939 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
940 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
941 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
942 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
943 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
944 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
945 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
946 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
947 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
948 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
949 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
950 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
951 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
952 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
953 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
954 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
955 (UNSPEC_RDDSP): New constants.
956 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
957 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
959 * config/mips/mips.opt (-mdsp): New option.
960 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
961 (reg_imm10_operand): New predicates.
962 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
963 * doc/invoke.texi (-mdsp): Document new option.
965 2005-07-22 DJ Delorie <dj@redhat.com>
967 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
969 * tree-inline.c (inlinable_function_p): Likewise.
971 2005-07-22 Mark Mitchell <mark@codesourcery.com>
974 * toplev.c (check_global_declarations): Do not mark undefined
975 variables as DECL_IGNORED_P.
976 * varasm.c (first_global_object_name): GTY it.
977 (weak_global_object_name): Likewise.
978 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
979 a string to go into {weak,first}_global_object_name.
981 2005-07-22 DJ Delorie <dj@redhat.com>
983 * c-format.c (check_function_format): Change warning control
984 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
986 2005-07-22 Diego Novillo <dnovillo@redhat.com>
988 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
989 &PTR->FLD a dereference of PTR.
990 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
991 a potential dereference of PTR.
993 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
995 PR rtl-optimization/20370
996 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
997 call allocate_reg_info if necessary.
999 PR rtl-optimization/21848
1000 * calls.c (emit_library_call_value_1): For const functions, add
1001 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1003 PR rtl-optimization/22445
1004 * cselib.c (target.h): Include.
1005 (rtx_equal_for_cselib_p): Allow commutative matches.
1006 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1007 Remove MODE parameter. Changed all callers.
1009 PR rtl-optimization/22258
1010 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1012 (try_combine): Use likely_spilled_retval_p.
1014 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1016 * config.gcc: Add crx-elf support.
1018 * doc/contrib.texi: Mention crx.
1019 * doc/extend.texi: Document crx extensions.
1020 * doc/install.texi: Document crx install.
1021 * doc/invoke.texi: Document crx options.
1022 * doc/md.texi: Document crx constraints.
1024 * config/crx/crx-protos.h: New file.
1025 * config/crx/crx.c: New file.
1026 * config/crx/crx.h: New file.
1027 * config/crx/crx.md: New file.
1028 * config/crx/crx.opt: New file.
1029 * config/crx/t-crx: New file.
1031 2005-07-22 Manfred Hollstein <mh@suse.com>
1033 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1035 (int_add_graph_edge): Likewise.
1036 (collapse_nodes): Likewise.
1037 (process_unification_queue): Likewise.
1039 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1040 Laurent GUERBY <laurent@guerby.net>
1042 PR tree-optimization/22336
1043 * function.c (record_block_change): Check for
1044 cfun->ib_boundaries_block.
1046 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1048 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1049 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1051 2005-07-21 DJ Delorie <dj@redhat.com>
1053 * toplev.c (warn_deprecated_use): Add warning control to warning
1055 * c-typeck.c (parser_build_binary_op): Likewise.
1056 (c_finish_if_stmt): Likewise.
1057 * c-common.c (check_function_sentinel): Likewise.
1058 (check_nonnull_arg): Likewise.
1060 2005-07-21 Richard Henderson <rth@redhat.com>
1063 * tree-complex.c (complex_ssa_name_components): New.
1064 (cvc_lookup): Allow entry not found.
1065 (create_components): Remove.
1066 (create_one_component_var, get_component_var): New.
1067 (get_component_ssa_name, set_component_ssa_name): New.
1068 (extract_component): Use get_component_ssa_name.
1069 (update_complex_components): Use set_component_ssa_name.
1070 (update_complex_components_on_edge): Likewise.
1071 (update_phi_components): Create new PHI nodes directly, instead
1072 of adding insns to edges.
1073 (tree_lower_complex): Allocate and free complex_variable_components
1074 and complex_ssa_name_components here.
1076 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1078 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1079 revert to returning false.
1081 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1084 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1086 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1089 * config/i386/i386.md (cmpxf): Change operand constraints
1090 to "nonmemory_operand".
1092 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1094 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1096 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1099 * fold-const.c (fold_build1): Add checksum for the operands.
1100 (fold_build2): Likewise.
1101 (fold_build3): Likewise.
1103 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1106 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1108 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1110 * common.opt (-fforward-propagate): Committed by mistake,
1113 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1115 * reg-stack.c: Fix comment typo(s).
1116 * tree-ssa-operands.c: Likewise.
1117 * tree-vectorizer: Likewise.
1119 2005-07-21 Nick Clifton <nickc@redhat.com>
1121 * config/sh/symbian.c: Replace C++ style line comments with C
1122 style line comments.
1123 (symbian_add_attribute): Do not use a ? operator on the LHS of
1125 (sh_symbian_handle_dll_attribute): Change the type of the
1126 method vector to "VEC(tree,gc)*" and use vector accessor
1127 macros to walk over the elements.
1128 (symbian_export_vtable_and_rtti_p): Likewise.
1129 (symbian_class_needs_attribute_p): Likewise.
1131 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1134 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1135 initialize targetm.resolve_overloaded_builtin here.
1136 (altivec_expand_overloaded_builtin): Make it non-static.
1137 * config/rs6000/rs6000-protos.h
1138 (altivec_expand_overloaded_builtin): New prototype.
1139 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1140 targetm.resolve_overloaded_builtin here.
1141 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1143 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1144 Zdenek Dvorak <dvorakz@suse.cz>
1146 PR tree-optimization/19210
1147 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1149 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1150 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1151 rely on unproven assumptions.
1152 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1153 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1154 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1155 to number_of_iterations_exit.
1156 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1157 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1158 * tree-ssa-loop-niter.c (find_loop_niter,
1159 estimate_numbers_of_iterations_loop): Likewise.
1160 (number_of_iterations_exit): Honor the new options.
1161 * doc/invoke.texi (Wunsafe-loop-optimizations,
1162 funsafe-loop-optimizations): Document them.
1164 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1166 PR rtl-optimization/22167
1167 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1169 2005-07-20 Adam Nemet <anemet@lnxw.com>
1171 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1172 __do_global_dtors_aux longcall.
1174 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1176 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1177 (old_special_pred_table): Don't reference
1178 SPECIAL_MODE_PREDICATES.
1179 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1180 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1181 * config/sh/predicates.h: Don't mention
1182 SPECIAL_MODE_PREDICATES.
1183 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1186 2005-07-20 DJ Delorie <dj@redhat.com>
1188 * config.gcc: Add m32c-elf support.
1190 * doc/contrib.texi: Mention m32c.
1191 * doc/extend.texi: Document m32c extensions.
1192 * doc/install.texi: Mention m32c.
1193 * doc/invoke.texi: Document m32c options.
1194 * doc/md.texi: Document m32c constraints.
1196 * config/m32c/addsub.md: New file.
1197 * config/m32c/bitops.md: New file.
1198 * config/m32c/cond.md: New file.
1199 * config/m32c/jump.md: New file.
1200 * config/m32c/m32c-lib1.S: New file.
1201 * config/m32c/m32c-lib2.c: New file.
1202 * config/m32c/m32c-modes.def: New file.
1203 * config/m32c/m32c-pragma.c: New file.
1204 * config/m32c/m32c-protos.h: New file.
1205 * config/m32c/m32c.abi: New file.
1206 * config/m32c/m32c.c: New file.
1207 * config/m32c/m32c.h: New file.
1208 * config/m32c/m32c.md: New file.
1209 * config/m32c/m32c.opt: New file.
1210 * config/m32c/minmax.md: New file.
1211 * config/m32c/mov.md: New file.
1212 * config/m32c/muldiv.md: New file.
1213 * config/m32c/predicates.md: New file.
1214 * config/m32c/prologue.md: New file.
1215 * config/m32c/shift.md: New file.
1216 * config/m32c/t-m32c: New file.
1218 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1220 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1221 (stack_protect_set, stack_protect_test): New expanders.
1222 (stack_protect_set_si, stack_protect_set_si_media,
1223 stack_protect_set_di_media, stack_protect_test_si,
1224 stack_protect_test_si_media, stack_protect_test_di_media):
1227 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1229 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1231 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1233 * tree.h (tree_expr_nonzero_p): Export.
1234 * fold-const.c (tree_expr_nonzero_p): Likewise.
1235 Return true for CALL_EXPRs that are alloca calls.
1236 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1238 * tree-flow.h (expr_computes_nonzero): Remove.
1239 * tree-vrp.c (expr_computes_nonzero): Remove.
1240 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1241 (extract_range_from_unary_expr): Likewise.
1242 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1243 tree_expr_nonzero_p.
1245 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1247 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1248 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1249 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1250 All callers changed.
1251 (frame_related_constant_load): New arg "related" which controls
1252 setting of RTX_FRAME_RELATED_P. All callers changed.
1253 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1254 (bfin_expand_prologue): Add stack limit checking.
1255 * config/bfin/bfin.md (trapifcc): New pattern.
1257 * config/bfin/bfin.c: Include "langhooks.h".
1258 (def_builtin): Go through lang_hooks to call builtin_function.
1260 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1261 * config/bfin/predicates.md (symbol_ref_operand): New.
1262 (call_insn_operand): Delete. All callers changed to use
1263 register_no_elim_operand.
1264 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1266 (function_arg): Use it to generate the call's operand 2.
1267 (bfin_longcall_p): New function.
1268 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1269 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1270 determine if the address needs to be in a REG.
1271 (bfin_handle_longcall_attribute): New function.
1272 (bfin_attribute_table): Add "longcall" and "shortcall".
1273 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1274 (CUMULATIVE_ARGS): New member call_cookie.
1275 (PREDICATE_CODES): Add symbol_ref_operand.
1276 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1277 extra USE to the pattern.
1278 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1279 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1280 sibcall_value_insn; now the new patterns handle direct calls and the
1281 old ones indirect calls.
1282 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1284 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1286 * doc/trouble.texi: Update section on handling of empty loops.
1288 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1290 * config.gcc: Remove support for sparc-*-openbsd*,
1291 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1293 * config.host: Remove support for i860-*-sysv4* as a host.
1294 * config/i860/*, config/ip2k/*, config/ns32k/*,
1295 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1296 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1297 mention obsolete ports.
1299 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1301 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1303 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1304 of frame_pointer_rtx.
1305 (sh_expand_epilogue): Likewise.
1306 (sh_set_return_address): Likewise.
1307 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1308 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1309 offsets from FRAME_POINTER_REGNUM.
1310 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1311 (sh_register_names): Add initializer for sfp.
1312 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1313 (VALID_REGISTER_P): Likewise.
1314 (FIRST_PSEUDO_REGISTER): Update.
1315 (DWARF_FRAME_REGISTERS): Define.
1316 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1317 (HARD_FRAME_POINTER_REGNUM): Define.
1318 (FRAME_POINTER_REGNUM): Redefine.
1319 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1320 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1321 from FRAME_POINTER_REGNUM.
1322 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1323 FRAME_POINTER_REGNUM.
1324 (REG_CLASS_CONTENTS): Add sfp.
1325 (REG_ALLOC_ORDER): Likewise.
1326 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1327 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1328 of frame_pointer_rtx.
1329 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1331 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1333 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1334 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1335 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1337 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1340 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1342 Make CONSTRUCTOR use VEC to store initializers.
1343 * c-common.c (complete_array_type): Update to cope with VEC in
1345 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1346 (pp_c_constructor_elts): New function.
1347 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1348 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1349 struct constructor_stack, struct initializer_stack,
1350 constructor_elements, push_init_level, pop_init_level,
1351 add_pending_init, find_init_member, output_init_element): Update to
1352 cope with VEC in CONSTRUCTOR_ELTS.
1353 * coverage.c (build_fn_info_value, build_ctr_info_value,
1354 build_gcov_info): Likewise.
1355 * expr.c (categorize_ctor_elements_1, store_constructor,
1356 expand_expr_real_1): Likewise.
1357 * fold-const.c (fold_ternary): Likewise.
1358 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1359 gimplify_init_constructor, gimplify_expr): Likewise.
1360 * tree-dump.c (dequeue_and_dump): Likewise.
1361 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1363 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1365 * tree-sra.c (generate_element_init_1): Likewise.
1366 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1367 * tree-ssa-operands.c (get_expr_operands): Likewise.
1368 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1369 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1370 (get_initial_def_for_reduction): Likewise.
1371 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1372 value handle in annotations.
1373 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1374 tree_node_structure): Add support for constr_kind.
1375 (build_vector_from_ctor, build_constructor_single,
1376 build_constructor_from_list): New functions.
1377 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1378 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1379 Update to cope with VEC in CONSTRUCTOR_ELTS.
1380 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1381 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1382 CONSTRUCTOR_APPEND_ELT): New macros.
1383 (struct constructor_elt, struct tree_constructor): New data types.
1384 (union tree_node): Add tree_constructor field.
1385 * treestruct.def: Define TS_CONSTRUCTOR.
1386 * varasm.c (const_hash_1, compare_constant, copy_constant,
1387 compute_reloc_for_constant, output_addressed_constants,
1388 initializer_constant_valid_p, output_constant,
1389 array_size_for_constructor, output_constructor): Update to cope with
1390 VEC in CONSTRUCTOR_ELTS.
1391 * vec.h (VEC_empty, VEC_copy): New macros.
1393 2005-07-19 Devang Patel <dpatel@apple.com>
1395 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1397 2005-07-19 Richard Henderson <rth@redhat.com>
1400 * gimplify.c (gimplify_expr): Use main variant type for the temp
1401 destination for a discarded volatile read.
1402 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1403 casts between non-void types that change volatility.
1405 2005-07-15 DJ Delorie <dj@redhat.com>
1407 * toplev.h: Add comment about the first parameter for warning().
1408 * errors.h: Likewise.
1410 * c.opt (Wpragmas): New.
1411 * doc/invoke.texi: Document it.
1413 * function.c (do_warn_unused_parameter): Add warning control to
1415 * c-decl.c (warn_if_shadowing): Likewise.
1416 * c-lex.c (cb_def_pragma): Likewise.
1417 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1418 (pop_alignment): Likewise.
1419 (handle_pragma_pack): Likewise.
1420 (apply_pragma_weak): Likewise.
1421 (handle_pragma_weak): Likewise.
1422 (handle_pragma_redefine_extname): Likewise.
1423 (add_to_renaming_pragma_list): Likewise.
1424 (handle_pragma_extern_prefix): Likewise.
1425 (maybe_apply_renaming_pragma): Likewise.
1426 (handle_pragma_visibility): Likewise.
1428 * config/c4x/c4x-c.c (BAD): Likewise.
1429 (c4x_parse_pragma): Likewise.
1430 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1431 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1432 (rs6000_pragma_longcall): Likewise.
1433 * config/v850/v850-c.c (pop_data_area): Likewise.
1434 (ghs_pragma_section): Likewise.
1435 (ghs_pragma_section): Likewise.
1436 (ghs_pragma_interrupt): Likewise.
1437 (ghs_pragma_starttda): Likewise.
1438 (ghs_pragma_startsda): Likewise.
1439 (ghs_pragma_startzda): Likewise.
1440 (ghs_pragma_endtda): Likewise.
1441 (ghs_pragma_endsda): Likewise.
1442 (ghs_pragma_endzda): Likewise.
1444 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1445 Kenneth Zadeck <zadeck@naturalbridge.com>
1447 * Makefile.in: Removed tree-promote-statics.c
1448 * tree-promote-statics.c: Removed.
1449 * common.opt: Removed flag-promote-statics.
1451 * passes.c: Removed tree-promote-statics pass.
1452 * tree-pass.h: Ditto.
1453 * timevar.def: Removed TV_PROMOTE_STATICS.
1456 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1458 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1460 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1462 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1465 * c-common.c (check_function_arguments): Call
1466 'check_function_format' if either -Wformat or
1467 -Wmissing-format-attribute are specified.
1468 * c-format.c (check_function_format): Check -Wformat before
1469 calling 'check_format_info'.
1470 * c-opts.c (c_common_post_options): Don't warn for
1471 -Wmissing-format-attribute without -Wformat.
1472 * c-typeck.c (convert_for_assignment): Detect additional cases for
1473 -Wmissing-format-attribute.
1474 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1477 2005-07-19 Richard Guenther <rguenther@suse.de>
1479 * config/i386/i386.md (lrint<mode>2): Use temporary
1480 instead of clobbering non-existent memory.
1482 2005-07-19 Nick Clifton <nickc@redhat.com>
1484 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1485 statement to avoid displaying ASCII control characters.
1487 2005-07-19 Ben Elliston <bje@au.ibm.com>
1489 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1490 * cfganal.c (find_edge_index): Ditto.
1491 * combine.c (combine_instructions): Ditto.
1492 * ddg.c (create_scc): Ditto.
1493 (find_successors): Ditto.
1494 (find_predecessors): Ditto.
1495 (find_nodes_on_paths): Ditto.
1496 (longest_simple_path): Ditto.
1497 * flow.c (update_life_info): Ditto.
1498 (count_or_remove_death_notes): Ditto.
1499 (clear_log_links): Ditto.
1500 * modulo-sched.c (generate_reg_moves): Ditto.
1501 (find_max_asap): Ditto.
1502 (find_max_hv_min_mob): Ditto.
1503 (find_max_dv_min_mob): Ditto.
1504 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1505 * sched-rgn.c (extract_edgelst): Ditto.
1506 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1507 (dump_update_ssa): Ditto.
1508 (ssa_names_to_replace) Ditto.
1509 (switch_virtuals_to_full_rewrite): Ditto.
1510 (update_ssa): Ditto.
1511 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1513 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1515 Fix PR tree-optimization/22483
1517 * tree-complex.c (create_components): Use
1518 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1519 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1520 * tree-flow.h (safe_referenced_var_iterator): New structure.
1521 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1522 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1523 safe_referenced_var iterator.
1524 (add_type_alias): Ditto.
1526 2005-07-19 Steven Bosscher <stevenb@suse.de>
1528 * loop-init.c (rest_of_handle_loop2): Remove.
1529 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1530 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1531 (pass_rtl_loop_init, pass_rtl_loop_done,
1532 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1533 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1534 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1535 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1536 pass_tree_loop_done, and pass_tree_unswitch.
1537 (gate_loop): Rename to gate_tree_loop.
1538 * passes.c (init_optimization_passes): Update for renamed tree
1539 loop passes. Add the new loop2 passes as subpasses of loop2.
1540 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1541 Update for the renamed tree loop passes.
1543 2005-07-18 Ian Lance Taylor <ian@airs.com>
1546 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1547 blocks when optimizing.
1549 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1551 * common.opt (frename-registers): Initialize to 2.
1553 (fgcse-after-reload): Ditto.
1554 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1555 (process_options): Only change flag_web, flag_rename_registers,
1556 and flag_rerun_cse_after_loop if not explicitly set by user.
1558 2005-07-18 Jan Beulich <jbeulich@novell.com>
1560 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1561 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1562 in 64-bit mode the same as DImode in 32-bit mode.
1563 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1564 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1565 mode. Add new mode parameter.
1566 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1567 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1568 x86_64_shift_adj): New expanders.
1569 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1570 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1572 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1573 DImode shift splitters.
1574 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1575 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1578 2005-07-18 Jan Beulich <jbeulich@novell.com>
1580 * i386.md (movdi_extzv_1): New.
1581 (zero_extendhidi2): Combine alternatives and never force use of
1583 (zero_extendqidi2): Likewise. Don't restrict input selection.
1585 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1587 Fix PR tree-optimization/22531
1588 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1591 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1593 * tree-promote-statics.c (pass_promote_statics): Change dump file
1596 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1598 * tree-optimize.c (init_tree_optimization_passes): Add
1599 pass_eliminate_useless_stores pass.
1600 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1601 * tree-ssa-pre.c (is_copy_stmt): New function.
1602 (follow_copies_till_vuse): Ditto.
1603 (do_eustores): Ditto.
1604 (gate_eustores): Ditto.
1606 2005-07-16 Richard Henderson <rth@redhat.com>
1608 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1610 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1611 Kenneth Zadeck <zadeck@naturalbridge.com>
1613 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1614 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1615 ipa-type-escape.h, tree-promote-statics.c
1616 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1617 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1618 tree-promote-statics.c: new files.
1619 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1620 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1621 int nonlocal_set_p, mark_constant_function): Deleted.
1622 (rest_of_handle_cfg): Removed call to mark_constant_function.
1623 (nonoverlapping_component_refs_p): Added calls to support
1624 type based aliasing.
1625 * tree-ssa-alias.c (may_alias_p,
1626 compute_flow_insensitive_aliasing): Ditto.
1627 * calls.c (flags_from_decl_or_type): Removed reference to
1629 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1630 too many arguments. This is necessary for Spec 2000.
1631 * cgraph.h (const_function, pure_function): Removed.
1632 * common.opt: Added "fipa-pure-const", "fipa-reference",
1633 "fipa-type-escape", and "ftree-promote-static".
1635 * passes.c: Added ipa and tree-promote-statics passes.
1636 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1637 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1638 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1639 * tree-flow.h: Added exposed sra calls and addition of
1640 reference_vars_info field for FUNCTION_DECLS.
1641 * tree-pass.h: Added passes.
1642 * tree-sra.c: (sra_init_cache): New function.
1643 (sra_insert_before, sra_insert_after) Made public.
1644 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1646 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1647 aliasing. (may_alias_p): Added code to use type escape analysis to
1649 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1650 code to prune clobbers of static variables based on information
1651 produced in ipa-reference pass. Changed call clobbering so that
1652 statics are not marked as clobbered if the call does not clobber
1655 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
1657 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1660 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1662 * doc/install.texi (*-*-solaris2*): Document recommended version
1663 of GNU binutils and mention GNU linker problem on Solaris 10.
1665 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
1668 * c-decl.c (c_build_bitfield_integer_type): New function.
1669 (finish_struct): Call it.
1670 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1672 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1674 * c-typeck.c (digest_init): Call 'convert_for_assignment'
1677 2005-07-16 Jan Hubicka <jh@suse.cz>
1679 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1680 (scale_bbs_frequencies_int): Watch roundoff errors.
1681 * predict.c (return_prediction): Initialize return_stmt.
1683 2005-07-16 Jan Hubicka <jh@suse.cz>
1685 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1686 after RTL profiling.
1688 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
1691 * fold-const.c (build_range_check): Convert high/low to etype
1692 if we are only comparing against exp.
1694 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
1696 Fix PR tree-optimization/22376
1697 * tree-ssa-structalias.c (build_constraint_graph): We really meant
1699 (need_to_solve): New function.
1700 (compute_points_to_sets): Use it.
1702 2005-07-15 Jan Hubicka <jh@suse.cz>
1704 * cfg.c (update_bb_profile_for_threading): More diagnostic.
1705 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1707 2005-07-15 Richard Guenther <rguenther@suse.de>
1709 * c-common.c (handle_flatten_attribute): New function.
1710 Add flatten function attribute.
1711 * doc/extend.texi: Document flatten function attribute.
1712 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1713 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1715 (cgraph_decide_inlining): Handle functions with flatten
1718 2005-07-14 David Edelsohn <edelsohn@gnu.org>
1720 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1721 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1722 UNSPEC_XCHG, UNSPEC_AND): New.
1723 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1724 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1725 * config/rs6000/sync.md (FETCHOP): New code macro.
1726 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1728 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1729 (sync_compare_and_swap<mode>): Same.
1730 (sync_lock_test_and_set<mode>): Same.
1731 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1732 for QImode and HImode, and not PPC405.
1733 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1734 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1735 (sync_<fetchop>{si,di}_internal): New.
1736 (sync_nand{si,di}_internal): New.
1737 (sync_old_<fetchop>{si,di}_internal): New.
1738 (sync_old_nand{si,di}_internal): New
1739 (sync_new_<fetchop>{si,di}_internal): New.
1740 (sync_new_nand{si,di}_internal): New.
1741 (atomic_and{si,di}): New.
1742 (sync_new_nand{si,di}_internal): New.
1743 (atomic_and{si,di}): New.
1744 (sync_add<mode>_internal): Delete.
1745 (sync_addshort_internal): Use unspec instead of unspec_volatile.
1746 (sync_sub<mode>_internal): Delte.
1747 (sync_subshort_internal): New.
1748 (sync_andsi_internal): Use unspec instead of unspec_volatile.
1749 (sync_anddi_internal): Delete.
1750 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1751 (sync_booldi_internal): Delete.
1752 (sync_boolc<mode>_internal): Delete.
1753 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1754 (sync_boolc<mode>_internal2): Delete.
1755 (sync_boolcc<mode>_internal): Delete.
1756 (isync, lwsync): Use unspec instead of unspec_volatile.
1757 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1758 Revert UNSPEC_VOLATILE.
1759 (rs6000_split_atomic_op): New.
1760 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1762 2005-07-14 Eric Christopher <echristo@redhat.com>
1764 * config/mips/mips.c (mips_canonicalize_comparison): Cast
1765 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1767 2005-07-14 Eric Christopher <echristo@redhat.com>
1769 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1771 2005-07-14 Steven Bosscher <stevenb@suse.de>
1773 PR tree-optimization/22230
1774 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1775 the computation of the four cross productions for "range op range".
1777 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
1778 Ulrich Weigand <uweigand@de.ibm.com>
1781 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1784 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1786 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1788 2005-07-14 Steve Ellcey <sje@cup.hp.com>
1790 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1792 2005-07-14 Richard Guenther <rguenther@suse.de>
1795 * config/i386/i386-protos.h (ix86_function_value): Change
1796 prototype to match new target hook.
1797 * config/i386/i386.c (ix86_value_regno): Change prototype
1798 to take extra type argument.
1799 (TARGET_FUNCTION_VALUE): Define.
1800 (ix86_function_ok_for_sibcall): Pass extra argument to
1801 ix86_value_regno, check return slot rtx for exact match.
1802 (ix86_function_value): Take extra parameter. Dispatch to
1803 ix86_value_regno with fndecl/fntype as provided.
1804 (ix86_value_regno): Handle extra type argument.
1805 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1807 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1808 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1809 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1810 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1811 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1813 2005-07-14 Richard Guenther <rguenther@suse.de>
1815 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1816 * calls.c (expand_call): Pass fntype to hard_function_value.
1817 (emit_library_call_value_1): Likewise.
1818 * explow.c: Include target.h.
1819 (hard_function_value): Take extra argument, the fntype.
1820 Use new target hook for function_value.
1821 * expr.h (hard_function_value): Change prototype.
1822 * function.c (aggregate_value_p): Pass 0 as fntype to
1823 hard_function_value.
1824 (assign_parms): Use new target hook for function_value.
1825 Pass 0 as fntype to hard_function_value.
1826 (expand_function_end): Likewise.
1827 * reg-stack.c: Include target.h.
1828 (stack_result): Use new target hook for function_value.
1829 * target-def.h: New target hook function_value.
1830 * target.h: Likewise.
1831 * targhooks.c (default_function_value): New function.
1832 * targhooks.h (default_function_value): Declare.
1834 2005-07-13 Ian Lance Taylor <ian@airs.com>
1836 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
1838 2005-07-14 Jan Hubicka <jh@suse.cz>
1840 * tree-dfa.c (dump_variable): Use default_def function.
1841 * tree-ssa-alias.c (dump_points_to_info): Likewise.
1842 * tree-ssa.c (verify_use): Likewise.
1843 * tree-ssanames.c (release_ssa_name): Likewise.
1844 * tree-tailcall.c (eliminate_tail_call): Likewise.
1845 (tree_optimize_tail_calls_1): Likewise.
1846 * tree-vrp.c (get_value_range): Likewise.
1848 2005-07-14 Ben Elliston <bje@au.ibm.com>
1850 * gcc.c (main): Compare language[0] with '*' when iterating over
1853 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1855 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1856 "s390_emit_compare". Add handling of CCZ1mode.
1857 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1858 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1860 (s390_branch_condition_mask): Add CCZ1mode handling.
1861 * config/s390/s390.md: ("seq", "*seq"): New pattern.
1862 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1863 Use CCZ1mode instead of CCZmode.
1864 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
1866 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1868 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1870 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1872 2005-07-13 Eric Christopher <echristo@redhat.com>
1874 * config/mips/mips.c (mips_canonicalize_comparison): New.
1875 (mips_emit_int_relational): Use.
1877 2005-07-13 Eric Christopher <echristo@redhat.com>
1879 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1881 * config/s390/s390.md: Include tpf.md. Move tpf specific
1883 * config/s390/tpf.md: To here.
1884 * config/s390/s390.opt: Move tpf specific options...
1885 * config/s390/tpf.opt: to here. Add mmain option.
1886 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1887 * config/s390/tpf.h: Rewrite.
1889 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1891 * doc/tm.texi: Remove @xref{Cross-profiling}.
1893 2005-07-13 Jeff Law <law@redhat.com>
1895 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1896 expressions, test their _DECL operands for pointer equality rather
1897 than using operand_equal_p.
1899 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1901 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1902 (TARGET_POSIX_IO): This.
1903 * config/darwin.h: Likewise.
1904 * config/freebsd.h: Likewise.
1905 * config/linux.h: Likewise.
1906 * config/lynx.h: Likewise.
1907 * config/netbsd.h: Likewise.
1908 * config/rs6000/linux64.h: Likewise.
1909 * config/rs6000/linux.h: Likewise.
1910 * config/s390/tpf.h: Likewise.
1911 * config/sh/embed-elf.h: Likewise.
1912 * config/sparc/linux64.h: Likewise.
1913 * config/sparc/linux.h: Likewise.
1914 * config/svr4.h: Likewise.
1915 * gcov-io.h: Likewise.
1917 * doc/tm.texi: Updated.
1919 * libgcov.c (create_file_directory): Defined only if
1920 TARGET_POSIX_IO is defined.
1921 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1924 2005-07-13 Jan Hubicka <jh@suse.cz>
1926 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1928 2005-07-13 David Edelsohn <edelsohn@gnu.org>
1930 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1931 structure as argument.
1933 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
1935 PR tree-optimization/21921
1936 * tree-iterator.c (tsi_link_before): Support the case when
1937 tsi_end_p (tsi) == true.
1939 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1941 PR tree-optimization/22442
1942 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1945 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1947 PR rtl-optimization/20376
1948 * toplev.c (process_options): Enable -fweb and -frename-registers when
1950 * doc/invoke.texi: Update the information about when -fweb and
1951 -frename-registers are enabled.
1953 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1956 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1957 if *rhs_p is not a SSA_NAME.
1959 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
1961 Fix PR tree-optimization/22422
1962 * tree-ssa-structalias.c (struct variable_info): Add flag for
1964 (get_varinfo): Now a static function.
1965 (new_varinfo): init has_union and is_special_var to false.
1966 (solution_set_add): Check has_union.
1967 (do_da_constraint): Move temporary variable so it gets reset
1969 Also check for special variable.
1970 (do_ds_constraint): Ditto.
1971 (do_sd_constraint): Ditto.
1972 (do_structure_copy): Check for special variable.
1973 (find_func_aliases): Ditto.
1974 (init_base_vars): Set special vars properly.
1976 2005-07-13 Jan Hubicka <jh@suse.cz>
1978 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
1981 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
1982 (get_expr_operands): Fix thinko wrt flags and subvars.
1984 PR tree-optimize/22379
1985 * tree-inline.c (expand_call_inline): Do not output sorry in early
1988 2005-07-12 Dale Johannesen <dalej@apple.com>
1990 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
1992 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1995 * host-linux.h: Include limits.h.
1997 2005-07-12 Dale Johannesen <dalej@apple.com>
1999 * expr.c (compress_float_constant): Add cost check.
2000 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2002 2005-07-12 Dale Johannesen <dalej@apple.com>
2004 * gcc.target/i386/compress-float-sse.c: New.
2005 * gcc.target/i386/compress-float-sse-pic.c: New.
2006 * gcc.target/i386/compress-float-387.c: New.
2007 * gcc.target/i386/compress-float-387-pic.c: New.
2008 * gcc.dg/compress-float-ppc.c: New.
2009 * gcc.dg/compress-float-ppc-pic.c: New.
2011 2005-07-12 Eric Christopher <echristo@redhat.com>
2013 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2015 * config/s390/s390.md: Include tpf.md. Move tpf specific
2017 * config/s390/tpf.md: To here.
2018 * config/s390/s390.opt: Move tpf specific options...
2019 * config/s390/tpf.opt: to here. Add mmain option.
2020 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2021 * config/s390/tpf.h: Rewrite.
2023 2005-07-12 Eric Christopher <echristo@redhat.com>
2025 * gcc.c (struct infile): Update comment for language.
2026 (main): Rewrite input file resetting code.
2028 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2031 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2032 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2033 (lookup_avail_expr): Use constant_boolean_node instead
2034 of boolean_false_node/boolean_true_node.
2036 2005-07-12 Ben Elliston <bje@au.ibm.com>
2038 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2039 and use it when printing num_edges.
2041 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2043 * doc/extend.texi (Blackfin Built-in Functions): New section.
2044 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2047 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2049 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2050 s/cmpstrsi/cmpstrnsi
2051 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2053 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2054 (init_optabs): Initialize cmpstrn_optab.
2055 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2056 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2057 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2058 * config/i386/i386.md: s/cmpstr/cmpstrn
2059 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2060 * doc/md.texi: Update documentation.
2062 2005-07-11 Richard Henderson <rth@redhat.com>
2064 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2065 build_va_arg_indirect_ref.
2066 (alpha_gimplify_va_arg): Likewise.
2067 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2068 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2069 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2070 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2071 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2072 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2074 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2076 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2078 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2079 * passes.c (init_optimization_passes): Add pass_empty_loop.
2080 * tree-pass.h (pass_empty_loop): Declare.
2081 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2082 try_remove_empty_loop, remove_empty_loops): New functions.
2083 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2084 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2086 2005-07-12 Peter Barada <peter@the-baradas.com>
2090 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2091 in address registers.
2092 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2093 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2094 alternative of addsi3_5200.
2096 2005-07-11 Ian Lance Taylor <ian@airs.com>
2098 * config/mips/mips.md (ffs<mode>2): Remove.
2100 2005-07-11 Ian Lance Taylor <ian@airs.com>
2102 * doc/tree-ssa.texi (Cleanups): Improve description of
2104 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2106 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2108 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2109 * tree.h (DECL_ARGUMENT_FLD): New macro.
2111 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2113 Fix PR tree-optimization/22404
2115 * tree-ssa-structalias.c (create_variable_info_for): Use
2118 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2120 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2121 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2122 for second comparison operand.
2123 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2125 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2126 (define_insn_reservation "alu"): Likewise.
2127 (csync, ssync): Now of type sync.
2128 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2129 -mcsync-anomaly -mspecld-anomaly.
2130 * config/bfin/bfin.opt (mcsync): Remove.
2131 (mcsync-anomaly, mspecld-anomaly): Add.
2132 * config/bfin/bfin.c: Include "insn-codes.h".
2133 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2134 (TARGET_DEFAULT_TARGET_FLAGS): New.
2135 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2137 2005-07-11 Steven Bosscher <stevenb@suse.de>
2139 * basic-block.h: Give the BB flags enum a name, bb_flags.
2140 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2141 * cfgcleanup.c (enum bb_flags): Remove here.
2142 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2143 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2144 (update_forwarder_flag): Likewise.
2145 (thread_jump): Likewise.
2146 (try_forward_edges): Likewise.
2147 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2148 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2149 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2151 2005-07-11 Richard Guenther <rguenther@suse.de>
2153 * config/i386/i386.opt: New target option -msseregparm.
2154 * config/i386/i386.c (override_options): Error out for
2155 -msseregparm but no SSE support.
2156 (ix86_function_sseregparm): Check for global sseregparm.
2157 * doc/invoke.texi: Document -msseregparm.
2159 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2161 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2162 (m32rle-*-linux*): Ditto.
2164 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2166 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2167 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2170 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2174 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2175 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2177 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2179 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2180 (varmap): Heapify varmap.
2181 (constraints): Heapify constraints.
2182 (struct constraint_graph): Heapify succs and preds.
2183 (constraint_vec_find): Update for heapification.
2184 (constraint_set_union): Ditto.
2185 (insert_into_complex): Ditto.
2186 (constraint_edge_vec_find): Ditto.
2187 (erase_graph_self_edge): Ditto.
2188 (add_graph_edge): Ditto.
2189 (get_graph_weights): Ditto.
2190 (merge_graph_nodes): Ditto.
2191 (build_constraint_graph): Ditto.
2192 (topo_visit): Ditto.
2193 (solve_graph): Ditto.
2194 (create_variable_info_for): Ditto.
2195 (init_base_vars): Ditto.
2196 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2197 (condese_varmap_nodes): Free complex vector.
2198 (clear_edges_for_node): Clear succs and preds vector.
2200 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2202 * tree-ssa-structalias.c (update_alias_info): Change counting of
2203 references to not include vdefs.
2205 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2207 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2210 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2212 * pa.c (pa_commutative_p): Make PLUS commutative when
2213 TARGET_NO_SPACE_REGS is true.
2215 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2217 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2218 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2219 * tree-dfa.c (dump_subvars_for): New.
2220 (debug_subvars_for): New.
2221 (dump_variable): Show subvariables if VAR has them.
2222 * tree-flow-inline.h (get_subvar_at): New.
2223 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2224 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2226 (struct subvar): Change fields offset and size to unsigned
2228 (dump_subvars_for): Declare.
2229 (debug_subvars_for): Declare.
2230 (get_subvar_at): Declare.
2231 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2232 to unsigned HOST_WIDE_INT *.
2233 (overlap_subvar): Likewise.
2234 * tree-gimple.c (is_gimple_reg): Always return false for
2235 SFTs and memory tags.
2236 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2238 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2239 (compute_may_aliases): Call compute_points_to_sets.
2240 (collect_points_to_info_for): Remove.
2241 (compute_points_to_and_addr_escape): Remove.
2242 (delete_alias_info): Call delete_points_to_sets.
2243 (compute_flow_sensitive_aliasing): If the call to
2244 find_what_p_points_to returns false, call set_pt_anything.
2245 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2246 (set_pt_anything): Clear pi->pt_vars.
2247 (set_pt_malloc): Remove.
2248 (merge_pointed_to_info): Remove.
2249 (add_pointed_to_expr): Remove.
2250 (add_pointed_to_var): Remove.
2251 (collect_points_to_info_r): Remove.
2252 (is_escape_site): Make extern.
2254 (create_overlap_variables_for): Call it.
2255 * tree-ssa-copy.c (merge_alias_info): Never merge
2256 flow-sensitive alias information.
2257 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2258 offset and size to be unsigned HOST_WIDE_INT.
2259 (add_to_addressable_set): Rename from note_addressable.
2260 Set TREE_ADDRESSABLE as the variables are added to the set.
2262 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2263 operands into VUSEs when adding V_MAY_DEFs for members in an
2265 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2266 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2267 (struct variable_info): Add bitfield is_heap_var.
2268 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2269 (new_var_info): Initialize is_heap_var.
2270 (get_constraint_for): Add HEAP variables to the symbol table.
2271 Mark them with is_heap_var.
2272 (update_alias_info): New. Taken mostly from the old
2273 compute_points_to_and_addr_escape.
2274 (handle_ptr_arith): New.
2275 (find_func_aliases): Call update_alias_info.
2276 Call handle_ptr_info for tcc_binary expressions.
2277 Call mark_stmt_modified.
2278 (create_variable_info_for): If DECL has subvars, do not create
2279 variables for its subvars. Always add all the fields.
2280 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2281 SFTs, then add all the SFTs of the structure.
2282 If VI->DECL is an aggregate with subvariables, add the SFT at
2284 (find_what_p_points_to): If VI is an artificial variable,
2285 translate to bitfields in SSA_NAME_PTR_INFO.
2286 If the solution is empty, set pi->pt_vars to NULL
2287 (init_base_vars): Create ANYOFFSET.
2288 (compute_points_to_sets): Rename from create_alias_vars.
2290 (pass_build_pta): Remove.
2291 (delete_points_to_sets): Rename from delete_alias_vars.
2292 (pass_del_pta): Remove.
2293 * tree-ssa-structalias.h (struct alias_info): Move from
2295 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2296 NUM_REFERENCES_SET): Likewise.
2297 (compute_points_to_sets, delete_points_to_sets): Declare.
2299 2005-07-09 Richard Henderson <rth@redhat.com>
2301 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2302 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2303 alpha_split_lock_test_and_set_12): New functions.
2304 * config/alpha/alpha-protos.h: Update.
2305 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2306 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2307 * config/alpha/sync.md (I12MODE): New.
2308 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2309 (sync_<fetchop_name><I48MODE>): Likewise.
2310 (sync_nand<I48MODE>): Likewise.
2311 (sync_old_<fetchop_name><I48MODE>): Likewise.
2312 (sync_new_<fetchop_name><I48MODE>): Likewise.
2313 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2314 (sync_compare_and_swap<I48MODE>): Likewise.
2315 (sync_lock_test_and_set<I48MODE>): Likewise.
2316 (sync_compare_and_swap<I12MODE>): New.
2317 (sync_compare_and_swap<I12MODE>_1): New.
2318 (sync_lock_test_and_set<I12MODE>): New.
2319 (sync_lock_test_and_set<I12MODE>_1): New.
2321 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2325 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2327 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2329 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2330 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2332 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2335 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2337 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2339 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2340 memory_operand constraint.
2341 (store_conditional_<mode>): Same.
2342 (sync_compare_and_swap<mode>): Same.
2343 (sync_lock_test_and_set<mode>): Same.
2345 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2347 Rewrite PIC support to more closely model actual instructions.
2348 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2349 (cris_symbol): Remove prototypes for removed functions.
2350 (cris_pic_symbol_type_of, cris_valid_pic_const)
2351 (cris_expand_pic_call_address): Prototypes for new functions.
2352 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2354 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2356 <case ':'>: Add case for new punctuation character.
2357 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2358 emitting (extra) PIC modifier.
2359 <case UNSPEC>: Do not assert for PLT.
2360 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2361 (cris_expand_prologue, cris_expand_epilogue): Check
2362 for pic_offset_table_rtx usage instead of taking
2363 current_function_uses_pic_offset_table as the final word.
2364 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2365 Remove flag_pic difference.
2366 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2367 the moral equivalents of...
2368 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2370 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2371 (cris_handle_option): Mark ARG as unused.
2372 (cris_expand_pic_call_address): New worker function for "call",
2374 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2375 output PIC constructs here.
2376 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2377 as symbol-specific modifers, not whole or part of operands.
2378 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2379 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2380 constants and flag_pic.
2381 (CONSTANT_INDEX_P): Adjust for new functions.
2382 (enum cris_pic_symbol_type): New helper type.
2383 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2384 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2385 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2387 ("movsi"): Emit actual instructions for GOT and relative access.
2388 ("*movsi_got_load"): New pattern to set up the register holding
2390 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2391 Adjust FIXME for 'S'.
2392 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2393 Use "movs" for -fpic cases.
2394 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2395 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2396 ("call", "call_value"): Just call cris_expand_pic_call_address for
2398 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2399 Remove special pattern.
2400 ("*expanded_call_side", "*expanded_call_value_side"): New
2402 (gotplt-to-plt, gotplt-to-plt-side-call)
2403 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2405 * config/cris/cris/predicates.md
2406 ("cris_general_operand_or_gotless_symbol"): Remove unused
2408 ("cris_general_operand_or_symbol"): Adjust for new functions.
2410 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2412 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2414 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2416 * Makefile.in (TREE_H): Add treestruct.def.
2417 (c-decl.o): Add pointer-set.h
2418 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2419 visibility on regular DECL's.
2420 (merge_decls): Fix the copying of decl nodes of various types for
2421 the new structures. Don't update RTL, section name, weak status,
2422 etc, on DECL's without RTL.
2423 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2424 Don't check volatile on non-variable types.
2425 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2426 to check whether we have seen arguments.
2427 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2428 flag is checked before field (flag is common, field is not).
2429 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2430 TS_DECL_COMMON could have an origin.
2431 (add_location_or_const_value_attribute): Don't check section name
2432 on non-var/function decls.
2433 (dwarf2out_var_location): Reverse order of tests.
2434 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2435 with DECL_WRTL_CHECK.
2436 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2437 * fold-const.c (fold_binary): Don't check weakness on
2438 non-var/function decls.
2439 (tree_expr_nonzero_p): Ditto.
2440 (fold_checksum_tree): Use tree_decl_extra as sizeof
2442 * ggc-page.c (extra_order_size_table): Add sizes for
2443 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2445 * gimplify.c (gimplify_bind_expr): Only set
2446 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2447 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2449 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2450 * langhooks.h (init_ts). New langhook.
2451 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2452 * print-tree.c (print_node): Update to only print fields that
2453 exist in the structures the passed decl has.
2454 * toplev.c (wrapup_global_declarations): Don't reset
2455 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2456 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2457 * tree-inline.c (remap_decl): Ditto.
2458 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2459 * tree-pretty-print.c (print_declaration): Don't print
2460 DECL_REGISTER on things that don't contain it.
2461 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2462 non-var/function decls.
2463 * tree.c (tree_contains_struct): New structure.
2464 (init_priority_for_decl): New hashtable.
2465 (tree_int_map): New structure.
2466 (tree_int_map_eq): New function.
2467 (tree_int_map_marked_p): Ditto.
2468 (tree_int_map_hash): Ditto.
2469 (tree_map): Move to tree.h.
2470 (tree_map_eq): Externalize.
2471 (tree_map_hash): Ditto.
2472 (tree_map_marked_p): Ditto.
2473 (init_ttree): Set up tree_contains_struct and call langhook.
2474 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2475 (tree_code_size): Update for new structures.
2476 (tree_node_structure): Update for new structures.
2477 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2479 (copy_node_stat): Copy init priority.
2480 (build_decl_stat): Ditto for visibility.
2481 (ts_enum_names): New.
2482 (tree_contains_struct_check_failed): New function.
2483 (decl_init_priority_lookup): Ditto.
2484 (decl_init_priority_insert): Ditto.
2485 * treestruct.def: New file.
2486 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2487 (CONTAINS_STRUCT_CHECK): Ditto.
2488 (tree_contains_struct_check_failed): New prototype.
2489 (DECL_CHECK): Removed.
2490 (DECL_MINIMAL_CHECK): New.
2491 (DECL_COMMON_CHECK): Ditto.
2492 (DECL_WRTL_CHECK): Ditto.
2493 (DECL_NON_COMMON_CHECK): Ditto.
2494 (DECL_WITH_VIS_CHECK): Ditto.
2495 (VAR_OR_FUNCTION_DECL_P): Ditto
2496 (struct tree_decl_minimal): New structure.
2497 (struct tree_decl_common): Ditto.
2498 (struct tree_decl_with_rtl): Ditto.
2499 (struct tree_decl_with_vis): Ditto.
2500 (struct tree_decl_non_common): Ditto.
2501 (struct tree_field_decl): Ditto.
2502 (struct tree_parm_decl): Ditto.
2503 (struct tree_var_decl): Ditto.
2504 (struct tree_function_decl): Ditto.
2505 (struct tree_const_decl): Ditto.
2506 (struct tree_result_decl): Ditto.
2507 (union tree_node): Add new structures.
2508 * var-tracking.c (track_expr_p): Reverse order of tests.
2510 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2512 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2514 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2515 * system.h: Poison FINALIZE_PIC.
2516 * doc/tm.texi (FINALIZE_PIC): Remove.
2518 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2521 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2522 to the correct type if we have a MODIFY_EXPR.
2524 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2526 PR tree-optimization/22360
2527 * tree.c (upper_bound_in_type): Fix calculations for casting
2528 to a non-wider signed type and casting a signed value to a
2529 wider unsigned type.
2530 (lower_bound_in_type): Fix calculations for casting to a
2531 non-wider signed type.
2533 PR tree-optimization/20139
2534 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2536 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2537 fold_cond_expr_cond.
2538 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2539 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2541 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2544 * tree-complex.c (expand_complex_libcall): Produce
2545 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2547 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2549 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2550 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2551 b" assert and inserted fastpath code for this case.
2552 (bitmap_ior): Removed "a != b" assert.
2554 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2556 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2557 (ENDFILE_SPEC): Likewise.
2558 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2560 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2561 a large stack frame at epilogue.
2563 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2565 * final.c: Include sdbout.h when required.
2567 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2569 * config.gcc (*-*-darwin*): Only one target-specific header file
2571 (powerpc-*-darwin*): Add version-specific header files.
2572 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2573 * config.in: Regenerate.
2574 * configure: Regenerate.
2575 * gcc.c: Include xregex.h.
2576 (version_compare_spec_function): New.
2577 (spec_function): Add version-compare.
2578 (replace_outfile_spec_function): Reformat comment.
2579 (compare_version_strings): New.
2580 * config/darwin-c.c (version_as_macro): New.
2581 (builtin_define): New.
2582 (darwin_cpp_builtins): New.
2583 * config/darwin-protos.h (darwin_cpp_builtins): New.
2584 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2585 (LIB_SPEC): Make unconditional, update comment.
2586 (TARGET_C99_FUNCTIONS): Define.
2587 * config/darwin.opt: Sort.
2588 (mmacosx-version-min=): New.
2589 * config/darwin7.h: Delete.
2590 * config/darwin8.h: Delete.
2591 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2592 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2593 (TARGET_C99_FUNCTIONS): Define.
2594 * config/rs6000/darwin7.h: New.
2595 * config/rs6000/darwin8.h: New.
2596 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2597 (-mmacosx-version-min): Document.
2599 2005-07-07 Ian Lance Taylor <ian@airs.com>
2601 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2603 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2606 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2608 2005-07-07 Khem Raj <kraj@mvista.com>
2610 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2611 in bytes, not words.
2613 2005-07-07 Paul Brook <paul@codesourcery.com>
2615 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2616 DEFAULT_FUNCTION_ARG_PADDING to upward.
2618 2005-07-07 Richard Henderson <rth@redhat.com>
2620 * function.c (locate_and_pad_parm): Record parameter alignment in
2621 stack_alignment_needed.
2623 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2625 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2626 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2627 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2628 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2629 (define_attr "type"): Add isync, sync, load_l, store_c.
2630 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2631 Create scratch volatile MEM.
2632 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2634 (load_locked_<mode>): New.
2635 (store_conditional_<mode>): New.
2636 (sync_compare_and_swap<mode>): Replace with splitter.
2637 (sync_lock_test_and_set<mode>): Replace with splitter.
2638 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2640 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2641 is ics. Attribute isync.
2642 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
2644 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2645 and UNSPECV_SYNC_OP.
2646 (emit_unlikely_jump): New.
2647 (emit_load_locked): New.
2648 (emit_store_conditional): New.
2649 (rs6000_split_compare_and_swap): New.
2650 (rs6000_split_lock_test_and_set): New.
2651 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2652 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2653 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2654 rs6000_split_lock_test_and_set): Declare.
2655 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2656 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2657 store_c, isync, sync.
2659 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
2661 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2662 filenames to gtyp-gen.h.
2663 (s-typ-gen): Use it in place of for loops.
2665 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
2667 * hooks.c (hook_bool_rtx_int_false): New function.
2668 * hooks.h (hook_bool_rtx_int_false): Declare.
2669 * target-def.h (TARGET_COMMUTATIVE_P): Define.
2670 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2671 * target.h (struct gcc_target): Add commutative_p member.
2672 * targhooks.c (hook_bool_rtx_commutative_p): New function.
2673 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2674 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2675 (pa_commutative_p): New function.
2676 * jump.c (target.h): Include.
2677 (rtx_renumbered_equal_p): Use targetm.commutative_p.
2678 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2680 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2682 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2683 (s390_expand_setmem): New.
2684 * config/s390/s390.c: Likewise.
2685 (print_shift_count_operand): Truncate to 12 bits instead of 6.
2687 * config/s390/s390.md: ("setmem<mode>"): Accept character as
2688 general_operand. Call new function "s390_expand_setmem".
2689 ("clrmem_long", "*clrmem_long"): Rewrite to ...
2690 ("setmem_long", "*setmem_long"): ... this.
2692 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2694 * config/s390/s390.c: (optimization_options): Enable
2695 TARGET_MVCLE at -Os.
2696 * doc/invoke.texi: Document changes in default behaviour.
2697 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2699 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2701 * expr.c: (set_storage_via_setmem): Convert opchar to mode
2702 defined by back-end.
2704 2005-07-07 Jakub Jelinek <jakub@redhat.com>
2706 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2707 all sets in the pattern.
2708 * config/rs6000/rs6000.md (stack_protect_testsi,
2709 stack_protect_testdi): Likewise.
2711 2005-07-06 Jeff Law <law@redhat.com>
2713 * tree-vrp.c (simplify_using_ranges): Kill.
2714 (vrp_finalize): Remove call to simplify_using_ranges.
2715 (simplify_stmt_using_ranges): New function extracted from
2716 simplify_using_ranges.
2717 (simplify_div_or_mod_using_ranges): Likewise.
2718 (simplify_abs_using_ranges): Likewise.
2719 (simplify_cond_using_ranges): New function.
2720 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2721 * tree-ssa-propagate.c (substitute_and_fold): Call
2722 simplify_stmt_using_ranges if we have range information.
2724 2005-07-06 James E. Wilson <wilson@specifixinc.com>
2726 * config/ia64/ia64.c (ia64_reorg): Check optimize before
2727 ia64_flag_schedule_isns2.
2729 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2730 reading/writing general registers.
2731 (ia64_function_arg): Revert 2005-06-18 change.
2733 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2735 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2736 (legitimize_tls_address): Use gcc_unreachable instead of abort.
2738 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
2740 * function.c (expand_function_end): Revert part of 2005-06-27
2741 patch. Do sjlj_emit_function_exit_after after return_label.
2743 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2745 * doc/install.texi (--disable-libssp): New.
2747 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
2749 * doc/invoke.texi: Update -fforce-mem documentation.
2750 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2751 code for -fforce-mem.
2752 * expmed.c: (store_bit_field,store_fixed_bit_field,
2753 extract_bit_field): Ditto.
2754 * expr.c: (convert_move): Ditto.
2755 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2756 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2757 emit_conditional_add,expand_float,expand_fix): Ditto.
2758 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2759 (common_handle_option): Issue warning when -fforce-mem specified.
2761 2005-07-06 Paul Brook <paul@codesourcery.com>
2763 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2765 * configure: Regenerate.
2767 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
2769 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2771 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
2773 Fix PR tree-optimization/22319
2774 Fix PR tree-optimization/22140
2775 Fix PR tree-optimization/22310
2777 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2778 variable sized types.
2779 Use correct type for intermediate structure on *a = *b structure
2782 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2784 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2786 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2787 (machine_function): Move typedef to...
2788 * config/rs6000/rs6000.c (machine_function): ... here. Add
2789 varargs_save_offset field.
2790 (rs6000_stack_t): Remove varargs_size field.
2791 (setup_incoming_varargs): Allocate varargs save area using
2792 assign_stack_local, try to make it as small as possible.
2793 Save offset from virtual_stack_vars_rtx to the save area
2794 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
2795 instead of magic 8 when fp word byte size is used.
2796 (rs6000_va_start): Use cfun->machine->varargs_save_offset
2797 instead of -RS6000_VARARGS_SIZE.
2798 (rs6000_stack_info, debug_stack_info,
2799 rs6000_initial_elimination_offset): Remove all traces of
2801 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2802 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2803 RS6000_VARARGS_AREA.
2805 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
2807 PR tree-optimization/21963
2808 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2809 constant_multiple_of in the same way get_computation_cost_at does.
2811 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2813 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2814 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2815 (gen_compare_reg): If sparc_compare_emitted is set, clear it
2816 and return its previous value.
2817 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2818 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2820 (stack_protect_set, stack_protect_test): New expanders.
2821 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2822 stack_protect_testdi): New insns.
2823 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2824 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2826 2005-07-06 Jeff Law <law@redhat.com>
2828 * tree-ssa-dce.c (cfg_altered): New global.
2829 (tree_dce_init): Initialize cfg_altered.
2830 (remove_dead_stmt): If we remove an edge in the CFG, then set
2832 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2835 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2837 * Makefile.in (stamp-collect-ld): Use
2838 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
2839 ./collect-ld if it already exists.
2840 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
2841 Don't remove ./nm if it already exists.
2843 2005-07-05 Devang Patel <dpatel@apple.com>
2845 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2846 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2847 * tree-vectorizer.c (vect_loop_location): New.
2848 (vect_print_dump_info): Use vect_loop_location.
2849 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2850 (vectorize_loops): Set vect_loop_location.
2851 * tree-vect-analyze.c (vect_analyze_offset_expr,
2852 vect_determin_vectorization_factor, vect_analyze_operations,
2853 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2854 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2855 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2856 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2857 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2858 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2859 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2860 vect_analyze_loop): Adjust vect_print_dump_info API.
2861 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2862 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2863 vect_finish_stmt_generation, vectorizable_assignment,
2864 vectorizable_operation, vectorizable_store, vectorizable_load,
2865 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2866 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2867 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2868 vect_transform_loop): Same.
2869 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2870 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2873 2005-07-05 Randolph Chung <tausq@debian.org>
2875 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2876 * configure: Regenerate.
2877 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2878 (pa_tls_referenced_p): Declare.
2879 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2880 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2881 (legitimize_tls_address): New.
2882 (hppa_legitimize_address): Handle TLS addresses.
2883 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2884 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2885 (emit_move_sequence): Handle TLS addresses.
2886 (pa_encode_section_info): Call default handler to handle common
2888 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2889 (CONSTANT_ADDRESS_P): Reject TLS operands.
2890 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2891 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2892 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2893 (UNSPEC_TLSLE): Define new constants.
2894 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2895 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2896 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2897 (tie_symbolic_operand, tle_symbolic_operand): New
2899 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
2901 * aclocal.m4: Update macros for autoconf 2.59 style.
2902 * configure.ac: Likewise.
2904 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2906 * pa.c (function_value): Handle small aggregates on 32-bit targets.
2907 (function_arg): Pass small aggregates in general registers on 32-bit
2909 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2911 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
2913 * Makefile.in (final.o): Fix dependencies.
2915 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2919 * langhooks.h (struct lang_hooks): Add expr_to_decl.
2920 * langhooks.c (lhd_expr_to_decl): New.
2921 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2923 (LANG_HOOKS_INITIALIZER): Update.
2924 * tree.c (recompute_tree_invarant_for_addr_expr): Call
2925 expr_to_decl langhook.
2926 * c-tree.h (c_expr_to_decl): Declare.
2927 * c-typeck.c (c_expr_to_decl): New.
2928 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2930 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2932 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2935 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2936 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2938 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
2940 * Makefile.in: Adjust dependencies.
2941 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2942 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2943 * alias.c (rest_of_handle_cfg, pass_cfg): New.
2944 * bb-reorder.c (duplicate_computed_gotos): Make it static.
2945 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2946 rest_of_compilation.
2948 * bb-reorder.c (gate_duplicate_computed_gotos,
2949 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2950 rest_of_handle_reorder_blocks, pass_reorder_blocks,
2951 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2952 pass_partition_blocks): New.
2953 * bt-load.c (gate_handle_branch_target_load_optimize,
2954 rest_of_handle_branch_target_load_optimize,
2955 pass_branch_target_load_optimize): New.
2956 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2958 * cfglayout.c (pass_insn_locators_initialize): New.
2959 * cfgrtl.c (pass_free_cfg): New.
2960 * combine.c (gate_handle_combine, rest_of_handle_combine,
2962 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2963 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2964 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2965 * except.c (pass_set_nothrow_function_flags,
2966 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2968 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2969 rest_of_handle_shorten_branches, pass_shorten_branches,
2970 rest_of_clean_state, pass_clean_state): New.
2971 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
2972 rest_of_handle_remove_death_notes, pass_remove_death_notes,
2973 rest_of_handle_life, pass_life, rest_of_handle_flow2,
2975 * function.c (pass_instantiate_virtual_regs, pass_init_function,
2976 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
2977 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2978 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
2980 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
2981 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
2982 pass_rtl_ifcvt, gate_handle_if_after_combine,
2983 rest_of_handle_if_after_combine, pass_if_after_combine,
2984 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
2985 pass_if_after_reload): New.
2986 * integrate.c (pass_initial_value_sets): New.
2987 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
2988 pass_purge_lineno_notes): New.
2989 * mode-switching.c (rest_of_handle_mode_switching,
2990 pass_mode_switching): New.
2991 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
2992 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
2994 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
2995 pass_loop_optimize): New.
2996 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2998 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3000 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3001 pass_postreload_cse): New.
3002 * profile.c (gate_handle_profiling, pass_profiling,
3003 rest_of_handle_branch_prob, pass_branch_prob): New.
3004 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3005 pass_split_before_regstack, gate_handle_split_before_regstack,
3006 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3007 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3008 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3009 pass_stack_regs): New.
3010 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3011 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3012 pass_stack_adjustments): New.
3013 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3014 pass_regrename): New.
3015 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3016 pass_delay_slots, gate_handle_machine_reorg,
3017 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3018 * rtl.h (extern void purge_line_number_notes): New.
3019 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3020 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3022 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3024 * value-prof.c (gate_handle_value_profile_transformations,
3025 rest_of_handle_value_profile_transformations,
3026 pass_value_profile_transformations): New.
3027 * var-tracking.c (gate_handle_var_tracking,
3028 pass_variable_tracking): New.
3029 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3031 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3032 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3033 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3034 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3035 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3036 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3037 rest_of_handle_gcse2, rest_of_handle_regmove,
3038 rest_of_handle_tracer, rest_of_handle_if_conversion,
3039 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3040 rest_of_handle_web, rest_of_handle_branch_prob,
3041 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3042 rest_of_handle_jump_bypass, rest_of_handle_combine,
3043 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3044 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3045 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3046 rest_of_handle_mode_switching, rest_of_handle_jump,
3047 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3048 rest_of_handle_flow2, rest_of_handle_jump2,
3049 rest_of_handle_peephole2, rest_of_handle_postreload,
3050 rest_of_handle_shorten_branches, rest_of_clean_state,
3051 rest_of_compilation): Remove.
3053 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3054 * passes.c (dump_flags, in_gimple_form, all_passes,
3055 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3056 register_dump_files, next_pass_1, last_verified, execute_todo,
3057 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3058 from tree-optimize.c.
3059 (init_optimization_passes): Moved from tree-optimize.c,
3060 adding the RTL optimizations.
3061 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3062 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3063 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3064 register_dump_files, next_pass_1, last_verified, execute_todo,
3065 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3066 init_tree_optimization_passes, ipa_passes): Delete.
3067 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3069 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3070 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3072 (ipa_passes): Remove.
3073 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3074 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3075 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3076 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3077 (dump_info_p, dump_flag): Moved to tree-dump.h.
3079 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3081 * passes.c (finish_optimization_passes): Use dump_begin
3082 and dump_end, TDI_end.
3083 (gate_rest_of_compilation): New.
3084 (pass_rest_of_compilation): Use it.
3085 (gate_postreload, pass_postreload): New.
3086 * toplev.c (general_init): Rename init_tree_optimization_passes.
3087 * toplev.h (init_tree_optimization_passes): Rename to
3088 init_optimizations_passes.
3089 * tree-dump.c (dump_flag): Make static.
3090 (dump_files): Remove RTL dumps.
3091 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3092 pass_cleanup_cfg, pass_free_cfg_annotations,
3093 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3094 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3095 * tree-pretty-print.c: Include tree-pass.h.
3096 * cgraph.c: Include tree-dump.h.
3098 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3100 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3101 Only fall back to saying it points to readonly memory if
3104 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3106 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3107 * config/m32r/m32r.c (m32r_compute_frame_size,
3108 m32r_expand_prologue): Take current_function_profile into
3109 account whenever we reference
3110 current_function_uses_pic_offset_table.
3111 (m32r_finalize_pic): Remove.
3112 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3114 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3116 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3117 instead of $<. Don't remove ./as if it already exists.
3119 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3122 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3123 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3124 for complex modes when generating code for PA 1.0.
3125 (VALID_FP_MODE_P): New macro.
3126 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3127 sets for all general and floating point modes. Align wide floating
3128 point modes to even register boundaries to comply with architectural
3130 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3131 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3132 (VALID_FP_MODE_P): New macro.
3133 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3134 sets for all general and floating point modes. Align wide floating
3135 point modes to even register boundaries to comply with architectural
3138 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3140 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3143 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3145 * tree-ssa-structalias.c: Don't include expr.h.
3147 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3149 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3152 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3154 Fix PR tree-optimization/22279
3156 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3159 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3161 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3163 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3165 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3166 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3167 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3168 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3169 config/stormy16/stormy16.c, config/v850/v850.c,
3170 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3171 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3172 Avoid "." or "\n" at end of diagnostics and capital letters at
3173 start of diagnostics.
3174 * combine.c, cse.c: Don't translate dump file output.
3175 * toplev.c (print_version): Only translate output if going to
3178 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3180 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3181 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3184 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3186 * pa.c (fix_range): Fix typo in comment.
3188 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3190 * tree-vrp.c (extract_range_from_assert): Replace
3191 fold (build (...)) with fold_build2.
3193 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3195 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3196 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3197 (format_types_orig, handle_format_attribute): Add support for
3200 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3202 * varasm.c (assemble_variable): Fix format specifier thinko.
3204 2005-07-03 Ira Rosen <irar@il.ibm.com>
3206 PR tree-optimization/22029 (and 22135)
3207 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3208 a phi node before calling dump_vops.
3210 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3212 * tree-dump.h (dump_string_field): Declare.
3213 * tree-dump.c: Use it instead of dump_string.
3214 (dump_string_field): Make non-static.
3216 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3218 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3219 up the minimal CFG stuff always when optimize > 0. Call
3220 split_all_insns_noflow in PIC case if needed.
3222 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3223 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3226 * c-decl.c (c_write_global_declarations): Dump contents of
3228 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3229 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3230 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3231 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3234 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3236 * c-common.h (GCC_DIAG_STYLE): Define.
3237 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3238 version for format checking to 4.1.
3239 * c-format.c: Include toplev.h after c-common.h.
3240 (enum format_type): Add gcc_tdiag_format_type.
3241 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3242 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3243 (format_types_orig): Add gcc_tdiag.
3244 (init_dynamic_diag_info): Support gcc_tdiag formats.
3245 (handle_format_attribute): Likewise.
3246 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3247 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3248 version for format checking to 4.1.
3249 (warning0, warning, error, pedwarn, sorry): Use
3251 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3252 (finish_aliases_1): Do not use %qE.
3253 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3254 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3255 Correct format bugs.
3256 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3257 parameter to unsigned HOST_WIDE_INT.
3258 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3260 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3263 * expr.c (write_complex_part): Use adjust_address for MEM.
3264 (read_complex_part): Same.
3266 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3268 Fix PR tree-optimization/22280
3270 * tree-sra.c (generate_element_init): Remove useless loop.
3272 2005-07-02 Richard Henderson <rth@redhat.com>
3274 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3276 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3278 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3281 * fold-const.c (fold_binary): Handle the return value of
3282 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3283 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3285 2005-07-02 Jeff Law <law@redhat.com>
3287 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3288 a eliminate type conversion which feeds an equality comparison
3289 if the original type or either operand in the comparison is a
3292 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3294 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3295 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3297 * config/avr/avr.c: Do not use '`' as left quote.
3298 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3299 Remove "." from end of diagnostics. Make diagnostics start with
3302 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3303 Joseph S. Myers <joseph@codesourcery.com>
3305 * toplev.c (default_tree_printer): Handle setting location with
3307 * c-objc.common.c (c_tree_printer): Likewise.
3308 * c-format.c (gcc_diag_flag_specs): Add '+'.
3309 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3310 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3312 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3313 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3314 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3315 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3316 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3317 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3318 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3319 format arguments where %J is used without %D.
3321 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3323 * gcc.c (LINK_SSP_SPEC): Define.
3324 (link_ssp_spec): New variable.
3325 (LINK_COMMAND_SPEC): Add %(link_ssp).
3326 (static_specs): Add link_ssp_spec.
3327 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3328 * configure: Rebuilt.
3329 * config.in: Rebuilt.
3331 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3332 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3333 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3334 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3335 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3336 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3337 -0x7008(2) instead of reading __stack_chk_guard variable.
3338 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3340 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3341 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3342 if TARGET_THREAD_SSP_OFFSET is defined.
3343 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3344 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3347 2005-06-27 Richard Henderson <rth@redhat.com>
3348 * libgcc-std.ver (GCC_4.1.0): New.
3349 * libgcc.h (__stack_chk_guard): Declare.
3350 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3351 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3352 * mklibgcc.in (lib2funcs): Add them.
3354 2005-07-01 Richard Henderson <rth@redhat.com>
3356 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3357 void * before struct sigcontext *.
3358 (x86_fallback_frame_state): Likewise.
3360 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3362 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3364 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3367 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3368 we check for SSA_NAME for.
3370 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3372 Fix PR tree-optimization/22071
3374 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3376 (get_constraint_for_component_ref): Use it.
3378 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3381 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3382 print out the last new line.
3384 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3386 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3387 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3388 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3389 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3390 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3391 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3392 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3393 (enum reg_class): New member CC0_REGS.
3394 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3395 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3396 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3397 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3398 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3399 Adjust for register now described.
3401 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3404 * config/i386/i386.md (stack_protect_test_si,
3405 stack_protect_test_di): Add earlyclobber for scratch 3.
3406 * config/rs6000/rs6000.md (stack_protect_testsi,
3407 stack_protect_testdi): Add earlyclobber for scratch 3,
3408 remove earlyclobber from scratch 4.
3410 Older entries for 2005 can be found in ChangeLog-2005.