1 2010-05-14 Alan Modra <amodra@gmail.com>
4 * config/rs6000/rs6000.c (struct machine_function): Reorder
5 fields for better packing. Add lr_save_state.
6 (rs6000_ra_ever_killed): Return lr_save_state if set.
7 (rs6000_emit_eh_reg_restore): Set lr_save_state.
9 2010-05-13 Jan Hubicka <jh@suse.cz>
11 * varpool.c (decide_is_variable_needed): Drop code checking
12 TREE_SYMBOL_REFERENCED.
14 2010-05-13 Jan Hubicka <jh@suse.cz>
16 * final.c (output_addr_const): Do not call mark_decl_referenced.
17 * cgraphunit.c (process_function_and_variable_attributes): Use
18 mark_needed_node dirrectly.
19 (assemble_thunk): Do not call mark_decl_referenced.
21 2010-05-13 Anatoly Sokolov <aesok@post.ru>
23 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
25 2010-05-13 Jeff Law <law@redhat.com>
27 * ira-conflicts.c (print_allocno_conflicts): New function broken out
29 (print_conflicts): Call print_allocno_conflicts.
31 2010-05-13 Jakub Jelinek <jakub@redhat.com>
34 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
37 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
39 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
40 t-mingw-w64 or t-mingw-w32 for multilib configuration.
41 * config/i386/t-mingw-w32: New.
42 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
44 2010-05-13 Martin Jambor <mjambor@suse.cz>
46 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
48 * gimple-fold.c (get_base_binfo_for_type): New function.
49 (gimple_get_relevant_ref_binfo): Likewise.
50 (gimple_fold_obj_type_ref_known_binfo): Likewise.
51 (gimple_fold_obj_type_ref): Likewise.
52 (fold_gimple_call): Simplify condition for folding virtual calls
53 and call gimple_fold_obj_type_ref.
54 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
55 (gimple_fold_obj_type_ref_known_binfo): Likewise.
57 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
59 * config/rs6000/rs6000-protos.h
60 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
61 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
62 (rs6000_debug_mode_dependent_address)
63 (rs6000_mode_dependent_address_ptr): Likewise.
65 2010-05-13 Jakub Jelinek <jakub@redhat.com>
68 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
70 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
71 * tree-sra.c (create_access_replacement): Call unshare_expr before
72 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
74 * dwarf2out.c: Include tree-flow.h.
75 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
76 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
77 Handle DW_OP_bit_piece.
78 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
79 construct_piece_list, adjust_piece_list): New functions.
80 (add_var_loc_to_decl): Handle SRA optimized variables.
81 Adjust for var_loc_note to loc field renaming.
82 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
84 (new_loc_descr_op_bit_piece): New function.
85 (dw_sra_loc_expr): New function.
86 (dw_loc_list): Use it. Don't handle the last range after the
87 loop, handle it inside of the loop. Adjust for var_loc_note
88 to loc field renaming.
89 (add_location_or_const_value_attribute): Only special case
90 single entry loc lists if loc is NOTE_P. Adjust for
91 var_loc_note to loc field renaming.
92 (dwarf2out_var_location): Don't set newloc->var_loc_note
93 and newloc->next here.
95 2010-05-12 Jan Hubicka <jh@suse.cz>
97 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed flag.
98 * cgraph.h (cgraph_only_called_directly_p,
99 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
100 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
101 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
103 * ipa.c (cgraph_remove_unreachable_nodes): Use
104 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken flags.
105 * tree-inline.c (copy_bb): Check address_taken flag.
106 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
107 externally_visible flag.
109 2010-05-12 Jason Merrill <jason@redhat.com>
113 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
114 * sdbout.c (plain_type_1): Likewise.
115 * dwarf2out.c (is_base_type): Likewise.
116 (gen_type_die_with_usage): Likewise. Generate
117 DW_TAG_unspecified_type for any LANG_TYPE.
119 2010-05-12 Jan Hubicka <jh@suse.cz>
121 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
123 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
124 (cgraph_clone_edge): Update.
125 (cgraph_node_remove_callees): Remove indirect calls too.
126 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
127 (cgraph_create_indirect_edge): Update prototype.
128 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
129 is_proper_for_analysis.
130 (add_new_function, visited_nodes, function_insertion_hook_holder,
131 get_local_reference_vars_info, mark_address_taken, mark_address,
132 mark_load, mark_store, check_asm_memory_clobber, check_call,
133 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
134 (ipa_init): Do not initialize visited_nodes;
135 function_insertion_hook_holder.
136 (analyze_variable): Rewrite.
137 (analyze_function): Rewrite.
138 (copy_local_bitmap): Remove.
139 (duplicate_node_dat): Do not duplicate local info.
140 (generate_summary): Simplify to only walk cgraph.
141 (write_node_summary_p, ipa_reference_write_summary,
142 ipa_reference_read_summary): Remove.
143 (propagate): Do not remove function insertion;
145 (pass_ipa_reference): NULLify summary handling fields.
146 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
147 (input_edge): Input ecf_flags.
148 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
149 (update_indirect_edges_after_inlining): Ignore edges with unknown
152 2010-05-12 Sriraman Tallam <tmsriram@google.com>
154 * implicit-zee.c: New file.
155 * tree-pass.h (pass_implicit_zee): Declare.
156 * passes.c (init_optimization_passes): Add zee pass.
157 * common.opt (fzee): New flag.
158 * timevar.def (TV_ZEE): Define.
159 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
161 * Makefile.in (implicit-zee.o): Add new build file.
163 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
164 Nathan Froyd <froydnj@codesourcery.com>
166 * c-common.c (sync_resolve_params): Remove write-only variable.
168 2010-05-12 Anatoly Sokolov <aesok@post.ru>
170 * target.h (struct gcc_target): Add mode_dependent_address_p field.
171 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
172 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
173 * targhooks.c (default_mode_dependent_address_p): New function.
174 * targhooks.h (default_mode_dependent_address_p): Declare function.
175 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
176 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
177 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
178 target hook. Change return type to bool.
179 * recog.h: (mode_dependent_address_p): Change return type to bool.
181 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
182 Nathan Froyd <froydnj@codesourcery.com>
184 * tree-mudflap.c (build_function_type_0, build_function_type_1,
185 build_function_type_2, build_function_type_3): Remove.
186 (mudflap_init): Use build_function_type_list.
188 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
189 Nathan Froyd <froydnj@codesourcery.com>
191 * coverage.c (build_fn_info_value): Call build_constructor instead of
192 build_constructor_from_list.
193 (build_ctr_info_value): Likewise.
194 (build_gcov_info): Likewise.
196 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
198 * tree.c (build_constructor): Compute TREE_CONSTANT for the
199 resultant constructor.
200 (build_constructor_single): Don't set TREE_CONSTANT.
201 (build_constructor_from_list): Don't compute TREE_CONSTANT.
203 2010-05-12 Jan Hubicka <jh@suse.cz>
205 * cgraph.h (struct varpool_node): Add aux.
206 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
207 * varpool.c (varpool_remove_node): Do not remove initializer.
208 (varpool_reset_queue): Export.
209 (varpool_finalize_decl): Volatile vars are forced to be output.
210 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
212 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
213 process_references, varpool_can_remove_if_no_refs): New functions.
214 (cgraph_remove_unreachable_nodes): Handle variables too.
216 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
219 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
221 2010-05-12 Jakub Jelinek <jakub@redhat.com>
224 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
225 change value of ORT_TASK.
226 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
227 (omp_notice_threadprivate_variable): New function.
228 (omp_notice_variable): Call it for threadprivate variables.
229 If enclosing ctx is a task, print enclosing task rather than
230 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
231 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
232 if task has untied clause.
235 * dwarf2out.c (base_type_die): Don't add name attribute here.
236 (modified_type_die): Instead of sizetype use
237 its underlying original type. If a DW_TAG_base_type doesn't
238 have name added, add __unknown__.
239 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
240 always call force_type_die instead.
242 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
244 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
245 for __stack_chk_guard.
247 2010-05-11 Jakub Jelinek <jakub@redhat.com>
249 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
250 don't call start_source_file debug hook here...
251 (finish_options): ... but here, after outputting predefined and
252 command line defines and undefs.
255 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
257 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
258 optimizing away empty bb with no successors, move over its
259 footer chain to fallthru predecessor.
260 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
261 (rtl_split_edge): For asm goto call patch_jump_insn even if
262 splitting fallthru edge.
265 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
266 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
267 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
268 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
272 * c-parser.c (c_parser_expression): Mark LHS of a comma
273 expression as read if it is a decl, handled component or
274 COMPOUND_EXPR with that on the RHS.
275 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
276 if it is a decl or handled component.
278 2010-05-11 Jan Hubicka <jh@suse.cz>
280 * lto-symtab.c (lto_symtab_free): New function.
281 * lto-streamer.h (lto_symtab_free): Declare.
283 2010-05-11 Jan Hubicka <jh@suse.cz>
285 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
286 that if function is needed it is reachable.
287 (lto_output_node): See if it the function is reachable or referenced.
288 (output_cgraph): Update call of lto_output_node.
289 * lto-streamer.h (reachable_from_other_partition_p): Declare.
291 2010-05-11 Jan Hubicka <jh@suse.cz>
293 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
296 2010-05-11 Jan Hubicka <jh@suse.cz>
298 PR tree-optimize/44063
299 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
300 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
302 (estimate_function_body_sizes): Compute sizes even when disregarding.
304 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
306 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
308 2010-05-11 Jan Hubicka <jh@suse.cz>
310 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
313 2010-05-11 Jan Hubicka <jh@suse.cz>
315 * matrix-reorg.c (matrix_reorg): Rebuild edges.
317 2010-05-11 Jan Hubicka <jh@suse.cz>
319 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
320 lto_streamer_cache_delete): Put nodes into heap.
321 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
324 2010-05-11 Jan Hubicka <jh@suse.cz>
326 * cgraphbuild.c (cgraph_rebuild_references): New.
327 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
329 * cgraph.h (cgraph_rebuild_references): Declare.
330 * tree-inline.c (tree_function_versioning): Use it.
331 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
333 2010-05-11 Jan Hubicka <jh@suse.cz>
335 * cgraph.c: Include ipa-utils.h
336 (cgraph_create_virtual_clone): Update references.
337 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
339 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
341 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
342 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
345 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
347 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
349 2010-05-11 Jakub Jelinek <jakub@redhat.com>
351 * gcc.c (execute): For -### don't quote arguments that
352 contain just alphanumerics and _/-. characters.
353 * doc/invoke.texi: Document that change for -###.
356 * df-problems.c (struct dead_debug): Add to_rescan field.
357 (dead_debug_init): Clear to_rescan field.
358 (dead_debug_finish): Rescan all debug insns in to_rescan
359 bitmap and free the bitmap.
360 (dead_debug_insert_before): Instead of rescanning debug insns
361 immediately queue their rescanning until dead_debug_finish.
362 (df_note_bb_compute): After dead_debug_add do continue instead
365 2010-05-10 Jakub Jelinek <jakub@redhat.com>
368 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
369 clear also INSN_REG_USE_LIST.
371 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
373 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
375 2010-05-10 Jan Hubicka <jh@suse.cz>
377 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
379 2010-05-10 Jan Hubicka <jh@suse.cz>
381 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
383 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
384 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
385 (lto_streamer_cache_create): Init alloc pool.
386 (lto_streamer_cache_delete): Free alloc pool.
387 * lto-streamer.h: Include alloc pool.
388 (lto_streamer_cache_d): Use alloc pool.
389 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
391 2010-05-10 Jan Hubicka <jh@suse.cz>
393 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
394 * cgraphbuild.c: Include except.h
395 (record_type_list, record_eh_tables): New function.
396 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
398 2010-05-10 Jan Hubicka <jh@suse.cz>
400 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
401 __frame_dummy_init_array_entry, force_to_data): Attribute as used
404 2010-05-10 Michael Matz <matz@suse.de>
406 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
407 (can_reassociate_p): Use FLOAT_TYPE_P.
408 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
409 (vect_force_simple_reduction): ... this.
410 * tree-parloops.c (gather_scalar_reductions): Use
411 vect_force_simple_reduction.
412 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
413 vect_is_simple_reduction, add modify argument, if true rewrite
415 (vect_is_simple_reduction, vect_force_simple_reduction): New
417 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
419 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
420 Vladimir Makarov <vmakarov@redhat.com>
422 PR rtl-optimization/44012
423 * ira-build.c (remove_unnecessary_allocnos): Nullify
424 regno_allocno_map of the removed allocno.
426 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
428 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
430 * configure: Regenerate.
432 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
434 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
436 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
437 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
439 * configure: Regenerate.
441 2010-05-10 Richard Guenther <rguenther@suse.de>
443 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
444 marked if the entry identifier is marked.
446 2010-05-10 Richard Guenther <rguenther@suse.de>
448 * c-common.c (struct c_common_attributes): Add fnspec attribute.
449 (handle_fnspec_attribute): New function.
450 * gimple.h (gimple_call_return_flags): Declare.
451 (gimple_call_arg_flags): Likewise.
452 * gimple.c (gimple_call_arg_flags): New function.
453 (gimple_call_return_flags): Likewise.
454 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
456 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
458 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
459 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
461 (make_heapvar_for): ... this new function.
462 (handle_rhs_call): Handle fnspec attribute argument specifiers.
463 (handle_lhs_call): Likewise.
464 (find_func_aliases): Adjust.
466 2010-05-10 Richard Guenther <rguenther@suse.de>
468 PR tree-optimization/44050
469 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
471 2010-05-10 Wei Guozhi <carrot@google.com>
474 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
476 2010-05-09 Joseph Myers <joseph@codesourcery.com>
479 * c-typeck.c (lookup_field): Take a type directly. Update
481 (build_component_ref): Update call to lookup_field.
482 (set_init_label): Use lookup_field to find initialized field.
483 Handle returned list of fields like a sequence of designators.
485 2010-05-09 Richard Guenther <rguenther@suse.de>
488 * fold-const.c (tree_single_nonzero_warnv_p): Properly
489 handle &FUNCTION_DECL.
491 2010-05-09 Joseph Myers <joseph@codesourcery.com>
494 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
495 structures and unions recursively.
496 (detect_field_duplicates): Move duplicate detection with a hash to
497 detect_field_duplicates_hash. Always use a hash if anonymous
498 structures or unions are present.
499 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
502 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
505 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
506 detect Atom, Core 2 and Core i7.
508 2010-05-09 Richard Guenther <rguenther@suse.de>
510 * gcc.c (store_arg): Handle temporary file deletion for
513 2010-05-09 Richard Guenther <rguenther@suse.de>
516 * ipa-inline.c (estimate_function_body_sizes): Return after
517 disregarding inline limits.
519 2010-05-09 Richard Guenther <rguenther@suse.de>
521 * gcc.c (store_arg): Revert last change.
523 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
526 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
527 (optimize_ops_list): Call it.
529 2010-05-08 Richard Guenther <rguenther@suse.de>
531 PR tree-optimization/44030
532 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
533 NECESSARY flag if we propagate from a inserted expression.
535 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
537 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
538 domain types as equal if they are both PLACEHOLDER_EXPRs.
540 2010-05-08 Richard Guenther <rguenther@suse.de>
542 * lto-wrapper.c (run_gcc): Remove linker output from
543 command line for LTRANS invocation.
545 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
547 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
548 lto-macho as lto_binary_reader.
549 * target.h (struct gcc_target): New hooks lto_start and lto_end.
550 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
551 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
552 in lto_start and lto_end calls.
553 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
555 (scan_prog_file): Update is_elf_or_coff call.
556 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
558 * collect2.c (main): Fix enum comparison.
560 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
562 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
563 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
564 and TARGET_ASM_LTO_END.
565 * darwin.c: Include obstack.h and lto-streamer.h.
566 (lto_section_names_offset, lto_section_names_obstack,
567 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
569 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
570 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
572 (darwin_asm_lto_end): New function. Restore asm_out_file.
573 (darwin_asm_named_section): For LTO sections, replace the name with
574 the offset of the section name in a string table, and build this
576 (darwin_file_start): Initialize global vars for LTO support.
577 (darwin_file_end): If output to asm_out_file was redirected, append it
578 to the proper asm_out_file here. Add the section names section.
580 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
582 * c-pragma.c (pending_weak_d, pending_weak): New.
583 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
584 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
585 handle_pragma_weak): Update the uses of pending_weaks.
587 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
589 PR documentation/44016
590 * doc/standards.texi (Standards): Link to unversioned
591 cxx0x_status.html page.
593 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
596 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
597 in addition to TREE_USED, to avoid "set but unused" warnings.
599 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
601 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
602 (is_loop_prefetching_profitable): Do not insert prefetches
603 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
604 times the prefetch ahead distance.
606 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
608 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
609 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
610 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
613 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
615 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
616 a diagnostic info when the insn-to-mem ratio is too small.
618 2010-05-07 Richard Guenther <rguenther@suse.de>
620 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
622 (store_arg): Queue temp_filename for deletion instead of
625 2010-05-07 Richard Guenther <rguenther@suse.de>
627 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
628 (run_gcc): Handle LTRANS phase invocation.
629 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
631 2010-05-07 Jakub Jelinek <jakub@redhat.com>
633 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
634 this is also meaningful on PARM_DECLs and RESULT_DECLs.
636 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
638 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
640 2010-05-07 Richard Guenther <rguenther@suse.de>
642 PR tree-optimization/44020
643 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
644 code when PRE is not yet initialized.
646 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
648 * config/mips/dbxmdebug.h: Remove.
649 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
651 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
653 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
654 with null pointer and also warn about ordered comparison of zero with
657 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
659 * graphite-blocking.c
660 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
661 * graphite-clast-to-gimple.c
662 (clast_to_gcc_expression): Same.
663 (precision_for_value): Same.
664 (precision_for_interval): Same.
665 (gcc_type_for_interval): Same.
666 (graphite_create_new_guard): Same.
667 (compute_bounds_for_level): Same.
668 (graphite_create_new_loop_guard): Same.
669 * graphite-interchange.c
670 (build_linearized_memory_access): Same.
671 (pdr_stride_in_loop): Same.
672 (memory_strides_in_loop_1): Same.
673 (memory_strides_in_loop): Same.
674 (extend_scattering): Same.
675 (psct_scattering_dim_for_loop_depth): Same.
676 (pbb_number_of_iterations): Same.
678 (debug_iteration_domains): Same.
680 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
681 (ppl_set_inhomogeneous_gmp): Same.
682 (ppl_strip_loop): Same.
683 (ppl_lexico_compare_linear_expressions): Same.
684 (ppl_read_polyhedron_matrix): Same.
685 (ppl_max_for_le_pointset): Same.
687 (ppl_read_polyhedron_matrix): Same.
688 (tree_int_to_gmp): Same.
689 (gmp_cst_to_tree): Same.
690 (ppl_set_inhomogeneous): Same.
691 (ppl_set_inhomogeneous_tree): Same.
692 (ppl_set_coef): Same.
693 (ppl_set_coef_tree): Same.
694 * graphite-sese-to-poly.c
695 (build_pbb_scattering_polyhedrons): Same.
696 (build_scop_scattering): Same.
697 (scan_tree_for_params_right_scev): Same.
698 (scan_tree_for_params): Same.
699 (find_params_in_bb): Same.
700 (find_scop_parameters): Same.
701 (add_upper_bounds_from_estimated_nit): Same.
702 (build_loop_iteration_domains): Same.
703 (add_condition_to_domain): Same.
704 (pdr_add_memory_accesses): Same.
706 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
708 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
709 CLooG's value_* macros to their respective mpz_* counterparts.
710 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
711 (graphite_create_new_loop_guard): Same.
712 * graphite-interchange.c (build_linearized_memory_access): Same.
713 (pdr_stride_in_loop): Same.
714 (memory_strides_in_loop_1): Same.
715 (1st_interchange_profitable_p): Same.
716 * graphite-poly.c (extend_scattering): Same.
717 (psct_scattering_dim_for_loop_depth): Same.
718 (pbb_number_of_iterations): Same.
719 (pbb_number_of_iterations_at_time): Same.
720 * graphite-poly.h (new_1st_loop): Same.
721 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
722 (oppose_constraint): Same.
723 (insert_constraint_into_matrix): Same.
724 (ppl_set_inhomogeneous_gmp): Same.
725 (ppl_set_coef_gmp): Same.
726 (ppl_strip_loop): Same.
727 (ppl_lexico_compare_linear_expressions): Same.
728 (ppl_max_for_le_pointset): Same.
729 (ppl_min_for_le_pointset): Same.
730 (ppl_build_realtion): Same.
731 * graphite-ppl.h (gmp_cst_to_tree): Same.
732 (ppl_set_inhomogeneous): Same.
733 (ppl_set_inhomogeneous_tree): Same.
734 (ppl_set_coef): Same.
735 (ppl_set_coef_tree): Same.
736 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
737 (build_scop_scattering): Same.
738 (add_value_to_dim): Same.
739 (scan_tree_for_params_right_scev): Same.
740 (scan_tree_for_params_int): Same.
741 (scan_tree_for_params): Same.
742 (find_params_in_bb): Same.
743 (find_scop_parameters): Same.
744 (add_upper_bounds_from_estimated_nit): Same.
745 (build_loop_iteration_domains): Same.
746 (create_linear_expr_from_tree): Same.
747 (add_condition_to_domain): Same.
748 (pdr_add_memory_accesses): Same.
750 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
751 Jason Merrill <jason@redhat.com>
753 * c-common.c (c_common_reswords): Add nullptr.
754 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
755 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
756 (gen_type_die_with_usage): Likewise.
757 * dbxout.c (dbxout_type): Likewise.
758 * sdbout.c (plain_type_1): Likewise.
760 2010-05-06 Jason Merrill <jason@redhat.com>
762 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
763 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
765 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
767 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
768 stripping WITH_SIZE_EXPR.
769 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
772 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
774 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
775 list of obsolete configurations.
776 Disabled check for obsolete configurations.
777 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
778 Removed support for previous versions.
779 * config/mips/iris.h: Removed.
780 * config/mips/iris5.h: Removed.
781 * config/mips/iris6.h: Merged old iris.h contents.
782 (TARGET_IRIX): Removed.
783 (DRIVER_SELF_SPECS): Removed mabi=32.
784 (IDENT_ASM_OP): Removed undef.
785 (STARTFILE_SPEC): Removed mabi=32.
786 (ENDFILE_SPEC): Likewise.
787 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
788 (MACHINE_TYPE): Update for IRIX 6.5.
789 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
790 TARGET_IRIX by TARGET_IRIX6.
791 (mips_file_start): Likewise.
792 (mips_output_external): Remove IRIX 5/6 O32 support.
793 (mips_output_function_prologue): Likewise.
794 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
796 (TARGET_CPU_CPP_BUILTINS): Likewise.
797 (TARGET_IRIX): Removed.
798 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
799 (MULTILIB_DIRNAMES): Removed 32.
800 (MULTILIB_OSDIRNAMES): Removed ../lib.
801 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
802 (Specific, mips-sgi-irix5): Document removal.
803 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
804 Remove references to older IRIX 6 releases and the O32 ABI.
806 2010-05-06 Jakub Jelinek <jakub@redhat.com>
809 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
810 instead of DF_REF_REAL_REG.
812 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
815 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
816 handling to still return true for x64 targets.
818 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
820 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
822 2010-05-06 Jan Hubicka <jh@suse.cz>
824 PR tree-optimization/43791
825 * ipa-inline.c (update_caller_keys): Remove bogus
826 disregard_inline_limits check.
828 2010-05-06 Michael Matz <matz@suse.de>
830 PR tree-optimization/43984
831 * tree-ssa-pre.c (inserted_phi_names): Remove.
832 (inserted_exprs): Change to bitmap.
833 (create_expression_by_pieces): Set bits, don't append to vector.
834 (insert_into_preds_of_block): Don't handle inserted_phi_names.
835 (eliminate): Don't look at inserted_phi_names, remove deleted
836 insns from inserted_exprs.
837 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
838 (init_pre, fini_pre): Allocate and free bitmaps.
839 (execute_pre): Insert insns on edges before elimination.
841 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
843 * tree.c (initializer_zerop): Handle STRING_CST.
845 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
848 * doc/invoke.texi (Wimplicit): Document as C only.
849 * opts.c (common_handle_option): Add argument kind.
850 (handle_option): Rename as read_cmdline_option. Factor out code to...
851 (handle_option): ... here. New.
852 (handle_options): Rename as read_cmdline_options.
853 (decode_options): Update call.
854 (set_option): Use option index instead of option pointer. Classify
855 diagnostics correctly.
856 (enable_warning_as_error): Call handle_option.
857 * opts.h (set_option): Update declaration.
858 (handle_option): Declare.
859 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
860 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
861 * c-opts.c (set_Wimplicit): Delete.
862 (c_family_lang_mask): New static constant.
863 (c_common_handle_option): Add argument kind. Use handle_option
864 instead of set_Wimplicit.
865 (c_common_post_options): warn_implicit and warn_implicit_int
866 are disabled by default.
867 * c-common.c (warn_implicit): Do not define here.
868 * c-common.h (warn_implicit): Do not declare here.
869 (c_common_handle_option): Update declaration.
870 * lto-opts.c (lto_reissue_options): Update call to set_option.
872 2010-05-06 Richard Guenther <rguenther@suse.de>
874 PR tree-optimization/43571
875 * domwalk.c (walk_dominator_tree): Walk the dominator
876 sons in more optimal order.
878 2010-05-06 Richard Guenther <rguenther@suse.de>
880 PR tree-optimization/43934
881 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
882 (stmt_cost): Likewise.
883 (extract_true_false_args_from_phi): New helper.
884 (determine_max_movement): For PHI nodes verify we can hoist them
885 and compute their cost.
886 (determine_invariantness_stmt): Handle PHI nodes.
887 (move_computations_stmt): Likewise. Hoist PHI nodes in
888 if-converted form using COND_EXPRs.
889 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
890 (tree_ssa_lim): Likewise.
891 * tree-flow.h (tree_ssa_lim): Adjust prototype.
892 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
894 2010-05-06 Richard Guenther <rguenther@suse.de>
896 PR tree-optimization/43987
897 * tree-ssa-structalias.c (could_have_pointers): For possibly
898 address-taken variables force pointers to be recorded.
899 (create_variable_info_for_1): Likewise.
900 (push_fields_onto_fieldstack): Pass in wheter all fields
902 (find_func_aliases): Query types instead of vars whether
903 they contain pointers where appropriate.
905 2010-05-06 Jan Hubicka <jh@suse.cz>
907 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
908 (record_reference, mark_address, mark_load, mark_store): Record
910 (record_references_in_initializer): Update call of record_references.
911 (rebuild_cgraph_edges): Remove all references before rebuiding.
912 * cgraph.c (cgraph_create_node): Clear ref list.
913 (cgraph_remove_node): Remove references.
914 (dump_cgraph_node): Dump references.
915 (cgraph_clone_node): Clone references.
916 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
917 (struct cgraph_node, varpool_node): Add ref_lst.
918 * ipa-ref.c: New file.
919 * ipa-ref.h: New file.
920 * ipa-ref-inline.h: New file.
921 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
922 (referenced_from_other_partition_p): New function.
923 (lto_output_varpool_node): Take set arugment; call
924 referenced_from_other_partition.
925 (lto_output_ref): New.
926 (add_references): New.
928 (output_cgraph): Compute boundary based on references; output refs.
929 (output_varpool): Accept cgraph_node_set argument.
932 (input_cgraph): Call input_refs.
933 * lto-section-in.c (lto_section_name): Add refs.
934 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
935 (ipa-ref.o): New file.
936 * varpool.c (varpool_node): Clear ipa ref list.
937 (varpool_remove_node): Remove references.
938 (dump_varpool_node): Dump references.
939 (varpool_assemble_decl): Only compile finalized ones.
940 (varpool_extra_name_alias): Initialize ref list.
941 * lto-streamer.c (lto-get_section_name): Add .refs section.
942 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
943 (referenced_from_other_partition_p): Declared.
945 2010-05-06 Ira Rosen <irar@il.ibm.com>
947 PR tree-optimization/43901
948 * tree-vect-stmts.c (vectorizable_call): Assert that vector
949 type is not NULL if it's transformation phase, and return
950 FALSE if it's analysis.
951 (vectorizable_conversion, vectorizable_operation,
952 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
954 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
956 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
958 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
960 * config/mips/mips-protos.h
961 (mips_small_register_classes_for_mode_p): Delete prototype.
963 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
965 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
966 * config/arm/arm.c (multiple_operation_profitable_p,
967 compute_offset_order): New static functions.
968 (load_multiple_sequence, store_multiple_sequence): Use them.
969 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
970 memory offsets, not register numbers.
971 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
973 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
975 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
976 (get_pending_sizes, put_pending_size, put_pending_sizes):
977 Update the uses of pending_sizes.
978 * c-decl.c (store_parm_decls): Likewise.
979 * c-tree.h (struct c_arg_info): Likewise.
980 * tree.h: Update the prototype for get_pending_sizes and
983 2010-05-05 Jason Merrill <jason@redhat.com>
986 * c-common.c (handle_aligned_attribute): Respect
987 ATTR_FLAG_TYPE_IN_PLACE.
990 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
991 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
992 (TARGET_INITIALIZER): Use it.
993 * c-common.c (attribute_takes_identifier_p): Call it.
994 * c-common.h: Update prototype.
995 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
996 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
998 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1001 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1002 DW_ID_down_case for Fortran compilation units.
1004 2010-05-05 Jan Hubicka <jh@suse.cz>
1006 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1009 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1011 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1012 a variable-sized RESULT_DECL.
1014 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1016 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1018 2010-05-05 Jason Merrill <jason@redhat.com>
1021 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1023 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1025 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1026 Jakub Jelinek <jakub@redhat.com>
1029 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1030 (dead_debug_init, dead_debug_finish): New functions.
1031 (dead_debug_add, dead_debug_insert_before): Likewise.
1032 (df_note_bb_compute): Initialize a dead_debug object, add dead
1033 debug uses to it, insert debug bind insns before death insns,
1034 reset debug insns that refer to pending uses at the end.
1035 * rtl.h (make_debug_expr_from_rtl): New prototype.
1036 * varasm.c (make_debug_expr_from_rtl): New function.
1038 2010-05-05 Jan Hubicka <jh@suse.cz>
1040 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1041 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1042 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1043 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1044 lto_varpool_encoder_encode_initializer_p,
1045 lto_set_varpool_encoder_encode_initializer): New functions.
1046 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1047 call output_varpool.
1048 (input_varpool_node): Do not always set analyzed.
1049 (input_cgraph_1): Return vector of cgraph nodes.
1050 (input_varpool_1): Return vector of varpools.
1051 (input_cgraph): Free the vectors.
1052 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1053 output only initializers needed.
1054 (lto_output): Only call output_cgraph.
1055 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1056 * lto-section-out.c (lto_new_out_decl_state): Initialize
1057 state->varpool_node_encoder.
1058 * lto-streamer.h (lto_varpool_encoder_d): New.
1059 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1060 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1061 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1062 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1063 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1065 (output_varpool, input_varpool): Remove declarations.
1067 2010-05-05 Jan Hubicka <jh@suse.cz>
1069 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1070 with body can prevail.
1072 2010-05-05 Jan Hubicka <jh@suse.cz>
1074 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1077 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1079 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1081 * gengtype.h (erro_at_line): Constify pos argument.
1083 * gengtype.c: Include hashtab.h.
1084 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1085 (error_at_line): Constify pos argument.
1086 (do_typedef): Initialize p->opt field.
1087 (get_file_gtfilename): Fix comment typo.
1088 (struct walk_type_data): Constify line field.
1089 (get_output_file_for_structure): New function.
1090 (write_local_func_for_structure): Constify orig_s argument.
1091 Use get_output_file_for_structure.
1092 (write_func_for_structure): Use get_output_file_for_structure.
1093 (INDENT): New define.
1094 (dump_pair, dump_type, dump_type_list, dump_typekind)
1095 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1096 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1098 (seen_types): New variable.
1099 (main): New variable do_dump. Process "-d" command line option.
1100 Call dump_everything if dump requested.
1102 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1104 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1105 in a temporary instead of invoking the macro multiple times.
1106 (track_expr_p): Likewise.
1108 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1110 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1112 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1113 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1114 conditions for printing notes.
1115 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1116 true, update documentation.
1117 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1119 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1122 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1125 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1128 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1129 (*sse_prologue_save_insn1): Likewise.
1130 (SSE prologue save splitter): Likewise.
1132 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1134 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1135 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1136 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1137 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1138 all decls. Call it on DECL_FIELD_OFFSET of fields.
1139 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1140 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1142 2010-05-04 Martin Jambor <mjambor@suse.cz>
1144 * tree-sra.c (build_access_from_expr_1): The first parameter type
1145 changed to simple tree.
1146 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1147 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1149 (build_accesses_from_assign): Removed all parameters except for a
1150 simple gimple statement. Now returns a simple bool.
1151 (scan_function): All non-analysis parts moved to separate functions
1152 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1153 parameters and updated both callers.
1154 (sra_modify_expr): Removed parameter data.
1155 (sra_modify_function_body): New function.
1156 (perform_intra_sra): Call sra_modify_function_body to modify the
1158 (replace_removed_params_ssa_names): Parameter data changed into
1160 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1161 changed the parameter dont_convert to convert with the opposite
1163 (sra_ipa_modify_assign): Parameter data changed into adjustments
1164 vector, return value changed to bool.
1165 (ipa_sra_modify_function_body): New function.
1166 (sra_ipa_reset_debug_stmts): Updated a comment.
1167 (modify_function): Use ipa_sra_modify_function_body to modify function
1170 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1173 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1174 (canon_true_dependence): Likewise.
1175 (write_dependence_p): Likewise.
1177 2010-05-04 Jan Hubicka <jh@suse.cz>
1179 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1180 * cgraphbuild.c: Include ipa-utils.h
1181 (record_reference_ctx): New struct.
1182 (record_reference): Simplify to work on initializers; not statements.
1183 (mark_address, mark_load, mark_store): New.
1184 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1186 (record_references_in_initializer): Update use of record_reference.
1187 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1190 2010-05-04 Jan Hubicka <jh@suse.cz>
1192 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1193 node will be removed anyway.
1194 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1195 relink aliases of node into prevailing node.
1196 * varpool.c (varpool_remove_node): Remove aliases properly;
1197 when removing node, remove all its aliases too; remove DECL_INITIAL
1198 of removed node; ggc_free the varpool node.
1200 2010-05-04 Richard Guenther <rguenther@suse.de>
1202 PR tree-optimization/43879
1203 * tree-ssa-structalias.c (alias_get_name): Use
1204 DECL_ASSEMBLER_NAME if available.
1205 (create_function_info_for): Return the varinfo node.
1206 (ipa_pta_execute): Associate same-body aliases and extra names
1207 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1209 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1211 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1213 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1216 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1217 only if HONOR_REG_ALLOC_ORDER is not defined.
1219 2010-05-04 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/43949
1222 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1225 2010-04-26 Jason Merrill <jason@redhat.com>
1227 * c.opt (-fstrict-enums): New.
1228 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1230 2010-05-03 David Ung <davidu@mips.com>
1231 James E. Wilson <wilson@codesourcery.com>
1233 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1234 emit the trap instruction before the divide for TUNE_74K.
1236 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1238 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1239 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1240 based on the above, for new target hook.
1242 * hooks.c (hook_bool_mode_true): New generic hook.
1243 * hooks.h (hook_bool_mode_true): Add prototype.
1245 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1247 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1248 target hook, set to hook_bool_mode_false.
1249 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1250 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1251 with targetm.small_register_classes_for_mode_p.
1252 (find_reusable_reload): Likewise.
1253 (combine_reloads): Likewise.
1254 * reload1.c (reload_as_needed): Likewise.
1255 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1256 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1257 dead_or_predicable): Likewise.
1258 * regmove.c (optimize_reg_copy_1): Likewise.
1259 * calls.c (prepare_call_address): Likewise.
1260 (precompute_register_parameters): Likewise.
1262 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1264 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1265 implementation of the hook that considers all register classes
1266 small except for SH64.
1267 (sh_override_options): Use the new hook.
1268 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1271 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1273 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1274 implementation of the hook that considers all register classes
1276 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1279 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1281 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1282 implementation of the hook that considers all register classes
1284 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1287 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1289 * config/m32c/m32c.h: Likewise.
1290 * config/pdp11/pdp11.h: Likewise.
1291 * config/avr/avr.h: Likewise.
1292 * config/xtensa/xtensa.h: Likewise.
1293 * config/m68hc11/m68hc11.h: Likewise.
1294 * config/mn10300/mn10300.h: Likewise.
1295 * config/mcore/mcore.h: Likewise.
1296 * config/h8300/h8300.h: Likewise.
1297 * config/bfin/bfin.h: Likewise.
1299 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1300 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1302 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1304 * double-int.h (tree_to_double_int): Remove macro.
1305 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1306 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1307 (tree_to_double_int): New function.
1308 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1310 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1312 2010-05-03 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/43971
1315 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1316 constraints in the !flag_delete_null_pointer_checks case.
1318 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1321 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1322 result mode matches original rtl mode.
1324 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1327 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1329 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1331 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1332 when processing flag options.
1334 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1336 * gcov-iov.c (main): Change format string placeholder
1337 from %#08x to 0x%08x.
1338 * genchecksum.c (dosum): Change format string placeholder
1339 from %#02x to 0x%02x.
1341 2010-05-02 Richard Guenther <rguenther@suse.de>
1343 PR tree-optimization/43879
1344 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1346 2010-05-02 Bruno Haible <bruno@clisp.org>
1348 * doc/extend.texi (Function Attributes): Fix a typo.
1350 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1353 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1354 placeholder from 0x%x to %#x.
1355 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1356 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1357 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1358 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1359 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1360 * config/i386/i386.c (ix86_target_string): Ditto.
1361 * config/i386/i386.c (output_pic_addr_const): Ditto.
1362 (print_operand): Ditto.
1364 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1366 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1367 placeholder from 0x%x to %#x.
1368 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1369 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1370 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1371 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1372 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1373 * optc-gen.awk: Ditto.
1374 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1375 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1376 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1377 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1379 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1381 * target.h (struct calls): Add function_value_regno_p field.
1382 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1383 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1384 * targhooks.c (default_function_value_regno_p): New function.
1385 * targhooks.h (default_function_value_regno_p): Declare function.
1386 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1387 * builtins.c. (apply_result_size): (Ditto.).
1388 * combine.c. (likely_spilled_retval_p): (Ditto.).
1389 * mode-switching.c. Include 'target.h'.
1390 (create_pre_exit): Use function_value_regno_p hook.
1391 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1392 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1393 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1395 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1396 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1397 (ix86_function_value_regno_p): Declare as static, change argument
1398 type to const unsigned int.
1399 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1401 2010-05-01 Richard Guenther <rguenther@suse.de>
1403 PR tree-optimization/43949
1404 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1406 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1408 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1410 * rtl.h (CONST_DOUBLE_P): Define.
1411 (rtx_to_double_int): Declare.
1412 * emit-rtl.c (rtx_to_double_int): New function.
1413 * dwarf2out.c (insert_double): New function.
1414 (loc_descriptor, add_const_value_attribute): Clean up, use
1415 rtx_to_double_int and insert_double functions.
1417 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1419 * doc/extend.texi (Inline): Add missing return keyword to examples.
1420 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1423 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1425 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1426 the variable part of the offset as well. Use highest_pow2_factor for
1427 all alignment checks.
1429 2010-04-30 Richard Guenther <rguenther@suse.de>
1431 PR tree-optimization/43879
1432 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1435 2010-04-30 Jan Hubicka <jh@suse.cz>
1437 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1439 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1441 2010-04-30 Jan Hubicka <jh@suse.cz>
1443 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1445 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1446 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1447 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1448 cgraph_node_set_needs_ltrans_p): Remove.
1450 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1452 * sdbout.c: Include vec.h, do not include varray.h.
1453 (deferred_global_decls, sdbout_global_decl,
1454 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1455 * toplev.c: Do not include varray.h.
1456 (dump_memory_report): Do not dump VARRAY statistics.
1457 * gengtype.c (open_base_file): Ignore varray.h.
1458 * Makefile.in: Update for abovementioned changes.
1459 Remove all traces of varray.c and varray.h.
1460 * varray.c: Remove file.
1461 * varray.h: Remove file.
1463 2010-04-30 Jan Hubicka <jh@suse.cz>
1465 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1468 2010-04-30 Jan Hubicka <jh@suse.cz>
1470 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1473 2010-04-30 Richard Guenther <rguenther@suse.de>
1475 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1476 constraints for CONSTRUCTOR.
1478 2010-04-30 Richard Guenther <rguenther@suse.de>
1481 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1482 first after all lowering passes.
1484 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1486 * toplev.c: Include varray.h for statistics dumping.
1487 * tree.h: Do not declare varray_head_tag.
1488 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1489 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1490 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1491 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1492 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1493 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1494 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1495 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1497 * Makefile.in: Update for abovementioned changes.
1499 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1502 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1504 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1506 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1507 Use this function to do machine-specific conversion.
1508 (picochip_legitimize_reload_address): Likewise.
1509 (picochip_legitimate_address_p): Check valid base register only if
1511 (picochip_check_conditional_copy): Check for modw only if opnd is
1513 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1514 to call the function in c.
1515 * config/picochip/picochip-protos.h
1516 (picochip_legitimize_reload_address): Define.
1517 * config/picochip/picochip.md (supported_compare1): Define.
1519 2010-04-30 Jan Hubicka <jh@suse.cz>
1521 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1522 (cgraph_global_info): Remove inlined.
1523 (LTO_cgraph_tag_names): Remove.
1524 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1525 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1526 simplify cgraph tags and document.
1527 (lto_output_node): Use only LTO_cgraph_unavail_node and
1528 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1529 for_functions_valid, global info, process and output flags.
1530 (input_overwrite_node): Initialize estimated stack size and
1531 estimated growth. Do not read flags we no longer store.
1532 (input_node): Likewise do not read info no longer stored.
1533 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1536 2010-04-30 Richard Guenther <rguenther@suse.de>
1538 PR tree-optimization/43879
1539 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1540 handle non-zero initializers.
1542 2010-04-30 Richard Guenther <rguenther@suse.de>
1544 * builtins.c (fold_builtin_1): Delete free (0).
1546 2010-04-29 Jan Hubicka <jh@suse.cz>
1548 * gengtype.c (open_base_files): Add lto-streamer.h
1549 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1550 (pass_ipa_cp): GGC collect.
1551 * toplev. (compile_file): Do not output symbols.
1552 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1553 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1554 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1555 * lto-section-in.c: Include ggc.h
1556 (lto_new_in_decl_state): Alloc in GGC.
1557 (lto_delete_in_decl_state): Likewise.
1558 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1561 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1564 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1565 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1566 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1567 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1568 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1569 account only if HONOR_REG_ALLOC_ORDER is not defined.
1570 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1571 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1573 2010-04-29 Jon Grant <04@jguk.org>
1575 * collect2.c (vflag): Change type from int to bool.
1577 (helpflag): New global bool.
1578 (main): Set vflag and debug with boolean, not integer truth values.
1579 Accept new "--help" option and output usage text if found.
1580 * collect2.h (vflag): Update prototype.
1583 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1586 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1588 2010-04-29 Richard Guenther <rguenther@suse.de>
1591 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1592 with ATTRIBUTE_UNUSED.
1594 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1597 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1598 INSN_P with NONDEBUG_INSN_P.
1599 (distance_non_agu_define): Likewise.
1600 (distance_agu_use): Likewise.
1602 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1604 From Dominique d'Humieres <dominiq@lps.ens.fr>
1606 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1609 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1611 * plugin.h (invoke_plugin_callbacks): New inline function.
1612 * plugin.c (flag_plugin_added): New global flag.
1613 (add_new_plugin): Initialize above flag.
1614 (invoke_plugin_callbacks): Rename to ...
1615 (invoke_plugin_callbacks_full): ... this.
1617 2010-04-28 Jan Hubicka <jh@suse.cz>
1619 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1620 (lto_varpool_replace_node): New.
1621 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1622 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1623 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1624 * cgraph.h (varpool_node_ptr): New type.
1625 (varpool_node_ptr): New vector.
1626 (varpool_node_set_def): New structure.
1627 (varpool_node_set): New type.
1628 (varpool_node_set): New vector.
1629 (varpool_node_set_element_def): New structure.
1630 (varpool_node_set_element, const_varpool_node_set_element): New types.
1631 (varpool_node_set_iterator): New type.
1632 (varpool_node): Add prev pointers, add used_from_other_partition,
1634 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1635 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1636 varpool_get_node, varpool_remove_node): Declare.
1637 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1638 varpool_node_set_size): New inlines.
1639 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1640 * tree-pass.h (varpool_node_set_def): Forward declare.
1641 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1642 (ipa_write_optimization_summaries): Update prototype.
1643 * ipa-cp.c (ipcp_write_summary): Update.
1644 * ipa-reference.c (ipa_reference_write_summary): Update.
1645 * lto-cgraph.c (lto_output_varpool_node): New static function.
1646 (output_varpool): New function.
1647 (input_varpool_node): New static function.
1648 (input_varpool_1): New function.
1649 (input_cgraph): Input varpool.
1650 * ipa-pure-const.c (pure_const_write_summary): Update.
1651 * lto-streamer-out.c (lto_output): Update, output varpool too.
1652 (write_global_stream): Kill WPA hack.
1653 (produce_asm_for_decls): Update.
1654 (output_alias_pair_p): Handle variables.
1655 (output_unreferenced_globals): Output only needed partition of varpool.
1656 * ipa-inline.c (inline_write_summary): Update.
1657 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1659 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1660 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1661 varpool_node_set_new, varpool_node_set_add,
1662 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1663 debug_varpool_node_set): New functions.
1664 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1665 (execute_one_pass): Process new decls too.
1666 (ipa_write_summaries_2): Pass around vsets.
1667 (ipa_write_summaries_1): Likewise.
1668 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1670 (ipa_write_optimization_summaries_1): Pass around vsets.
1671 (ipa_write_optimization_summaries): Likewise.
1672 * varpool.c (varpool_get_node): New.
1673 (varpool_node): Update doubly linked lists.
1674 (varpool_remove_node): New.
1675 (dump_varpool_node): More dumping.
1676 (varpool_enqueue_needed_node): Update doubly linked lists.
1677 (decide_is_variable_needed): Kill ltrans hack.
1678 (varpool_finalize_decl): Kill lto hack.
1679 (varpool_assemble_decl): Skip decls in other partitions.
1680 (varpool_assemble_pending_decls): Update doubly linkes lists.
1681 (varpool_empty_needed_queue): Likewise.
1682 (varpool_extra_name_alias): Likewise.
1683 * lto-streamer.c (lto_get_section_name): Add vars section.
1684 * lto-streamer.h (lto_section_type): Update.
1685 (output_varpool, input_varpool): Declare.
1687 2010-04-28 Mike Stump <mikestump@comcast.net>
1689 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1691 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1693 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1694 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1695 (lto_input_ts_type_tree_pointers): Likewise.
1696 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1697 (lto_output_ts_type_tree_pointers): Likewise.
1699 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1701 Uniquization of constants at the Tree level
1702 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1703 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1705 (tree_output_constant_def): Declare.
1706 * gimplify.c (gimplify_init_constructor): When using block copy, first
1707 uniquize the constant constructor on the RHS.
1708 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1709 DECL_IN_CONSTANT_POOL flag.
1710 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1711 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1713 (assemble_variable): Deal with symbols belonging to the tree constant
1715 (get_constant_section): Add ALIGN parameter and simplify.
1716 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1717 (assemble_constant_contents): Use the expression of the VAR_DECL.
1718 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1719 (tree_output_constant_def): New global function.
1720 (mark_constant): Use the expression of the VAR_DECL.
1721 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1723 (output_object_block): Likewise and assemble the expression.
1725 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1727 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1728 hash_tree, eq_tree): New tree hash table.
1729 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1730 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1731 lto_orig_address_remove): Reimplement.
1733 2010-04-28 Xinliang David Li <davidxl@google.com>
1736 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1737 (compute_uninit_opnds_pos): New function.
1738 (is_non_loop_exit_postdominating): New function.
1739 (compute_control_dep_chain): New function.
1740 (find_pdom): New function.
1741 (convert_control_dep_chain_into_preds): New function.
1742 (find_predicates): New function.
1743 (find_control_equiv_block): New function.
1744 (collect_phi_def_edges): New function.
1745 (find_def_preds): New function.
1746 (find_dom): New function.
1747 (dump_predicates): New function.
1748 (get_cmp_code): New function.
1749 (is_value_included_in): New function.
1750 (find_matching_predicate_in_rest_chains): New function.
1751 (use_pred_not_overlap_with_undef_path_pred): New function.
1752 (is_use_properly_guarded): New function.
1753 (normalize_cond_1): New function.
1754 (is_and_or_or): New function.
1755 (normalize_cond): New function.
1756 (is_gcond_subset_of): New function.
1757 (is_subset_of_any): New function.
1758 (is_or_set_subset_of): New function.
1759 (is_and_set_subset_of): New function.
1760 (is_norm_cond_subset_of): New function.
1761 (is_pred_expr_subset_of): New function.
1762 (is_pred_chain_subset_of): New function.
1763 (is_included_in): New function.
1764 (is_superset_of): New function.
1765 (find_uninit_use): New function.
1766 (warn_uninitialized_phi): New function.
1767 (compute_possibly_undefined_names): New function.
1768 (ssa_undefined_value_p): New function.
1769 (execute_late_warn_uninitialized): New function.
1770 * tree-ssa.c (ssa_undefined_value_p): Removed.
1771 (warn_uninit): Changed to extern.
1772 (warn_uninitialized_phi): Removed.
1773 (warn_uninitialized_vars): Changed to extern.
1774 (execute_late_warn_uninitialized): Removed
1775 * tree-flow.h: Add new prototypes.
1776 * timevar.def: Add new time variable.
1777 * Makefile.in: Add new build file.
1779 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1781 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1784 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1787 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1789 2010-04-28 Martin Jambor <mjambor@suse.cz>
1791 * cgraph.h (struct cgraph_node): New field indirect_calls.
1792 (struct cgraph_indirect_call_info): New type.
1793 (struct cgraph_edge): Removed field indirect_call. New fields
1794 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1795 (cgraph_create_indirect_edge): Declare.
1796 (cgraph_make_edge_direct): Likewise.
1797 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1798 * ipa-prop.h (struct ipa_param_call_note): Removed.
1799 (struct ipa_node_params): Removed field param_calls.
1800 (ipa_create_all_structures_for_iinln): Declare.
1801 * cgraph.c: Described indirect edges and uids in initial comment.
1802 (cgraph_add_edge_to_call_site_hash): New function.
1803 (cgraph_edge): Search also among the indirect edges, use
1804 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1805 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1806 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1808 (initialize_inline_failed): Assign a reason to indirect edges.
1809 (cgraph_create_edge_1): New function.
1810 (cgraph_create_edge): Moved some functionality to
1811 cgraph_create_edge_1.
1812 (cgraph_create_indirect_edge): New function.
1813 (cgraph_edge_remove_callee): Add an assert checking for
1815 (cgraph_edge_remove_caller): Special-case indirect edges.
1816 (cgraph_remove_edge): Likewise.
1817 (cgraph_set_edge_callee): New function.
1818 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1819 (cgraph_make_edge_direct): New function.
1820 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1821 the declaration of the call statement matches.
1822 (cgraph_node_remove_callees): Special-case indirect edges.
1823 (cgraph_clone_edge): Likewise.
1824 (cgraph_clone_node): Clone also the indirect edges.
1825 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1826 indirect_call, dump count of indirect_calls edges.
1827 * ipa-prop.c (iinlining_processed_edges): New variable.
1828 (ipa_note_param_call): Create indirect edges instead of
1829 creating notes. New parameter node.
1830 (ipa_analyze_call_uses): New parameter node, pass it on to
1831 ipa_note_param_call.
1832 (ipa_analyze_stmt_uses): Likewise.
1833 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1834 (print_edge_addition_message): Work on edges rather than on notes.
1835 (update_call_notes_after_inlining): Likewise, renamed to
1836 update_indirect_edges_after_inlining.
1837 (ipa_create_all_structures_for_iinln): New function.
1838 (ipa_free_node_params_substructures): Do not free notes.
1839 (ipa_edge_duplication_hook): Propagate bits within
1840 iinlining_processed_edges bitmap.
1841 (ipa_node_duplication_hook): Do not duplicate notes.
1842 (free_all_ipa_structures_after_ipa_cp): Renamed to
1843 ipa_free_all_structures_after_ipa_cp.
1844 (free_all_ipa_structures_after_iinln): Renamed to
1845 ipa_free_all_structures_after_iinln.
1846 (ipa_write_param_call_note): Removed.
1847 (ipa_read_param_call_note): Removed.
1848 (ipa_write_indirect_edge_info): New function.
1849 (ipa_read_indirect_edge_info): Likewise.
1850 (ipa_write_node_info): Do not stream notes, do stream information
1852 (ipa_read_node_info): Likewise.
1853 (lto_ipa_fixup_call_notes): Removed.
1854 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1855 * ipa-inline.c (pass_ipa_inline): Likewise.
1856 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1857 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1858 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1860 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1862 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1863 (output_cgraph): Stream also indirect edges.
1864 (lto_output_edge): Added capability to stream indirect edges.
1865 (input_edge): Likewise.
1866 (input_cgraph_1): Likewise.
1867 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1870 2010-04-28 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/43879
1873 PR tree-optimization/43909
1874 * tree-ssa-structalias.c (struct variable_info): Add
1875 only_restrict_pointers flag.
1876 (new_var_info): Initialize it. Increment stats.total_vars here.
1877 (create_function_info_for): Do not increment stats.total_vars here.
1878 (get_function_part_constraint): Fix build with C++.
1879 (insert_into_field_list): Remove.
1880 (push_fields_onto_fieldstack): Properly merge fields.
1881 (create_variable_info_for): Split and simplify.
1882 (create_variable_info_for_1): New piece.
1883 (intra_create_variable_infos): Properly make restrict constraints
1886 2010-04-28 Richard Guenther <rguenther@suse.de>
1889 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1891 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1892 Jan Hubicka <hubicka@ucw.cz>
1894 * doc/invoke.texi (-Wsuggest-attribute=const,
1895 -Wsuggest-attribute=pure): Document.
1896 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1897 (function_always_visible_to_compiler_p,
1898 suggest_attribute, warn_function_pure, warn_function_const):
1900 (check_call): Improve debug info.
1901 (analyze_function): Do not check availability.
1902 (add_new_function): Check availability.
1903 (propagate): Output warnings.
1904 (skip_function_for_local_pure_const): New function.
1905 (local_pure_const): Use it; output warnings.
1906 * common.opt (Wsuggest-attribute=const,
1907 Wsuggest-attribute=pure): New.
1909 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1911 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1912 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1913 or DW_CFA_def_cfa_offset{,_sf}.
1915 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1917 * tree.h: Fix truncated long macros.
1919 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1921 * collect2.c (TARGET_64BIT): Redefine to target's default.
1922 * tlink.c: Likewise.
1923 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1924 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1925 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1926 for underscoring __USER_LABEL_PREFIX__.
1927 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1928 (SUB_LINK_ENTRY32): New.
1929 (SUB_LINK_ENTRY64): New.
1930 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1931 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1932 (SUB_LINK_ENTRY64): New.
1933 (SUB_LINK_ENTRY): New.
1934 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1935 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1936 x64 target is choosen.
1937 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1938 * configure: Regenerated.
1939 * configure.ac (leading-mingw64-underscores): Option added.
1941 2010-04-27 Jan Hubicka <jh@suse.cz>
1943 * doc/invoke.texi (-fipa-profile): Document.
1944 * opts.c (decode_options): Enable ipa-profile at -O1.
1945 * timevar.def (TV_IPA_PROFILE): Define.
1946 * common.opt (fipa-profile): Add.
1947 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1949 (cgraph_propagate_frequency): Handle only local ones.
1950 * tree-pass.h (pass_ipa_profile): Declare.
1951 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1952 (pass_ipa_profile): Use TV_IPA_PROFILE.
1953 * ipa.c (ipa_profile): New function.
1954 (gate_ipa_profile): Likewise.
1955 (pass_ipa_profile): New global variable.
1956 * passes.c (pass_ipa_profile): New.
1958 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1960 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1962 2010-04-27 Martin Jambor <mjambor@suse.cz>
1965 * ipa.c (dissolve_same_comdat_group_list): New function.
1966 (function_and_variable_visibility): Call
1967 dissolve_same_comdat_group_list when comdat group contains external or
1969 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1970 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1972 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1974 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1975 (const_hash_1) <VECTOR_CST>: New case.
1976 (compare_constant) <VECTOR_CST>: Likewise.
1977 <ADDR_EXPR>: Deal with LABEL_REFs.
1978 (copy_constant) <VECTOR_CST>: New case.
1980 2010-04-27 Jan Hubicka <jh@suse.cz>
1982 * cgraph.c (cgraph_propagate_frequency): New function.
1983 * cgraph.h (cgraph_propagate_frequency): Declare.
1984 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1985 cgraph_propagate_frequency.
1987 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1989 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1991 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1994 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1995 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1996 here to determine which regs to push and how much stack to reserve.
1998 2010-04-27 Jie Zhang <jie@codesourcery.com>
2000 * doc/gimple.texi (gimple_statement_with_ops): Remove
2001 addresses_taken field.
2002 (gimple_statement_with_memory_ops): Likewise.
2004 2010-04-27 Jan Hubicka <jh@suse.cz>
2006 * tree-inline.c (eni_inlining_weights): Remove.
2007 (estimate_num_insns): Special case more builtins.
2009 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2012 * c-typeck.c (build_binary_op): Move forward check for comparison
2013 pointer with null pointer constant and adjust the diagnostic message.
2015 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2018 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2019 binutils supports extended .section directive needed by LTO, or
2020 warn if older binutils found.
2021 (LTO_BINARY_READER): New AC_SUBST'd variable.
2022 (LTO_USE_LIBELF): Likewise.
2023 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2025 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2026 (LTO_USE_LIBELF): Likewise.
2027 * configure: Regenerate.
2029 * collect2.c (is_elf): Rename from this ...
2030 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2031 object files in addition to ELF-formatted ones.
2032 (scan_prog_file): Caller updated. Also allow for LTO info marker
2033 symbol to be prefixed or not by an extra underscore.
2035 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2036 * config/i386/winnt.c: Also #include lto-streamer.h
2037 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2039 (i386_pe_asm_output_aligned_decl_common): Add comment.
2040 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2042 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2045 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2046 Add missing earlyclobber for second alternative.
2048 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2050 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2051 bits for artificial defs at the top of the block.
2052 * fwprop.c (single_def_use_enter_block): Don't call it.
2054 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2057 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2058 instead of "$gcc_cv_objdump -T".
2059 Use "-undefined dynamic_lookup" on darwin.
2060 * gcc/configure: Regenerate.
2062 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2065 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2067 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2069 * c-parser.c (struct c_token): Move location field up.
2070 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2071 (struct c_declspecs): Convert typespec_word, storage_class, and
2072 default_int_p into bitfields.
2073 (struct c_declarator): Move loc field up.
2075 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2077 * cfgloop.h (struct loop): Move can_be_parallel field up.
2078 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2079 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2081 (struct iv_cand): Convert pos field into a bitfield.
2082 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2084 (struct _stmt_vec_info): Shuffle fields for better packing.
2086 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2088 * varasm.c (IN_NAMED_SECTION): Remove guard.
2089 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2090 (IN_NAMED_SECTION_P): ...this.
2091 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2092 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2094 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2096 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2097 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2098 of shadowing it. Fix comments.
2100 2010-04-26 Jan Hubicka <jh@suse.cz>
2102 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2103 (cgraph_clone_node): Copy function frequency.
2104 * cgraph.h (node_frequency): New enum
2105 (struct cgraph_node): Add.
2106 * final.c (rest_of_clean_state): Update.
2107 * lto-cgraph.c (lto_output_node): Output node frequency.
2108 (input_overwrite_node): Input node frequency.
2109 * tre-ssa-loop-ivopts (computation_cost): Update.
2110 * lto-streamer-out.c (output_function): Do not output function
2112 * predict.c (maybe_hot_frequency_p): Update and handle functions
2114 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2116 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2117 (compute_function_frequency): Set noreturn functions to be executed
2119 (choose_function_section): Update.
2120 * lto-streamer-in.c (input_function): Do not input function frequency.
2121 * function.c (allocate_struct_function): Do not initialize function
2123 * function.h (function_frequency): Remove.
2124 (struct function): Remove function frequency.
2125 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2126 (try_update): Update.
2127 * tree-inline.c (initialize_cfun): Do not update function frequency.
2128 * passes.c (pass_init_dump_file): Update.
2129 * i386.c (ix86_compute_frame_layout): Update.
2130 (ix86_pad_returns): Update.
2132 2010-04-26 Jie Zhang <jie@codesourcery.com>
2134 PR tree-optimization/43833
2135 * tree-vrp.c (range_int_cst_p): New.
2136 (range_int_cst_singleton_p): New.
2137 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2138 when both operands are constants. Use range_int_cst_p in
2141 2010-04-26 Jan Hubicka <jh@suse.cz>
2143 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2145 2010-04-26 Richard Guenther <rguenther@suse.de>
2148 * gimple.c (gimple_decl_printable_name): Deal gracefully
2149 with a NULL DECL_NAME.
2151 2010-04-26 Richard Guenther <rguenther@suse.de>
2154 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2155 if emitting debug information and it is either a function
2156 or a namespace decl.
2158 2010-04-26 Ira Rosen <irar@il.ibm.com>
2160 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2161 determine if the statement is vectorizable, and a macro to access it.
2162 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2163 Skip statements that can't be vectorized. If the analysis fails,
2164 mark the statement as unvectorizable if vectorizing basic block.
2165 (vect_compute_data_refs_alignment): Likewise.
2166 (vect_verify_datarefs_alignment): Skip statements marked as
2167 unvectorizable. Add print.
2168 (vect_analyze_group_access): Skip statements that can't be
2169 vectorized. If the analysis fails, mark the statement as
2170 unvectorizable if vectorizing basic block.
2171 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2172 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2173 generated stmts for SLP.
2174 (new_stmt_vec_info): Initialize the new field.
2175 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2176 statements marked as unvectorizable.
2178 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2180 * c-common.c (flag_isoc1x): New.
2181 (flag_isoc99): Update comment.
2182 * c-common.h (flag_isoc1x): New.
2183 (flag_isoc99): Update comment.
2184 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2185 __<type>_DECIMAL_DIG__.
2186 * c-opts.c (set_std_c1x): New.
2187 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2188 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2189 * c.opt (-std=c1x, -std=gnu1x): New options.
2190 * doc/cpp.texi: Mention -std=c1x.
2191 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2192 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2193 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2194 * doc/standards.texi: Mention C1X.
2195 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2196 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2197 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2200 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2202 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2203 placeholder from 0x%x to %#x.
2204 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2205 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2206 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2207 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2208 * config/i386/i386.c (ix86_target_string): Ditto.
2209 (output_pic_addr_const): Ditto.
2210 (print_operand): Ditto.
2212 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2214 * combine.c (find_split_point): Add third argument. Use it
2215 to find nested multiply-accumulate instructions. Adjust calls.
2216 (try_combine): Adjust call to find_split_point.
2218 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2220 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2222 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2224 PR tree-optimization/41442
2225 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2226 (fold_binary_loc): Call it.
2228 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2230 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2231 * opts.c (common_handle_option): Allow disabling it.
2232 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2234 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2236 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2237 between modes if both types are integral.
2239 2010-04-23 Richard Guenther <rguenther@suse.de>
2241 PR tree-optimization/43572
2242 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2244 2010-04-23 Richard Guenther <rguenther@suse.de>
2247 * tree-inline.c (tree_can_inline_p): Also check compatibility
2250 2010-04-23 Martin Jambor <mjambor@suse.cz>
2252 PR tree-optimization/43846
2253 * tree-sra.c (struct access): New flag grp_assignment_read.
2254 (build_accesses_from_assign): Set grp_assignment_read.
2255 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2256 (enum mark_read_status): New type.
2257 (analyze_access_subtree): Propagate grp_assignment_read, create
2258 accesses also if both direct_read and root->grp_assignment_read.
2260 2010-04-23 Martin Jambor <mjambor@suse.cz>
2263 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2264 function does not have type attributes.
2266 2010-04-23 Richard Guenther <rguenther@suse.de>
2269 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2272 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2274 * sese.h (create_if_region_on_edge): Remove.
2276 * sese.c (create_if_region_on_edge): Make static.
2278 * tree-inline.c: Do not include ggc.h.
2280 * expr.c: Do not include ggc.h.
2282 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2285 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2288 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2289 in the middle of insns for casesi_worker_2.
2291 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2293 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2295 2010-04-22 Ira Rosen <irar@il.ibm.com>
2297 PR tree-optimization/43842
2298 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2299 loop unrolling in update of exit phis. Fix comment.
2300 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2301 least two reduction statements in the loop before starting SLP
2304 2010-04-22 Nick Clifton <nickc@redhat.com>
2306 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2308 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2310 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2313 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2315 * tree-parloops.c (loop_parallel_p): New argument
2316 parloop_obstack. Pass it down.
2317 (parallelize_loops): New variable parloop_obstack. Initialize it,
2318 pass it down, free it.
2320 * tree-loop-linear.c (linear_transform_loops): Pass down
2323 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2324 of type struct obstack *.
2326 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2327 scratch_obstack. Initialize it, pass down, free it.
2329 * lambda.h (lambda_loop_new): Remove.
2330 (lambda_matrix_new, lambda_matrix_inverse)
2331 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2332 argument of type struct obstack *.
2334 * lambda-trans.c (lambda_trans_matrix_new): New argument
2335 lambda_obstack. Pass it down, use obstack allocation for ret.
2336 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2339 * lambda-mat.c (lambda_matrix_get_column)
2340 (lambda_matrix_project_to_null): Remove.
2341 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2343 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2346 * lambda-code.c (lambda_loop_new): New function.
2347 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2348 (lambda_compute_auxillary_space, lambda_compute_target_space)
2349 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2350 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2351 (build_access_matrix): New argument lambda_obstack. Use obstack
2353 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2354 argument lambda_obstack. Pass it down.
2356 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2358 * optabs.h (expand_widening_mult): Declare.
2360 2010-04-22 Richard Guenther <rguenther@suse.de>
2362 PR tree-optimization/43845
2363 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2364 lookup the CALL_EXPR function and arguments.
2366 2010-04-22 Nick Clifton <nickc@redhat.com>
2368 * config/stormy16/stormy16.c
2369 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2370 * config/stormy16/stormy16.h: Tidy up formatting.
2371 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2372 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2373 (ineqbranchsi): Delete pattern.
2374 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2375 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2376 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2377 stormy16-lib2-ucmpsi2.c.
2379 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2381 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2382 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2383 extra set merge_set_noclobber, and use it to relax the final test
2385 * df.h (df_simulate_find_noclobber_defs): Declare.
2386 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2388 (df_simulate_find_noclobber_defs): New function.
2390 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2392 * config/i386/i386.md: Use {} around multi-line preparation statements.
2394 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2396 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2397 (process_init_element): New argument of type struct obstack *.
2399 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2400 (set_init_index, set_init_label, set_nonincremental_init)
2401 (set_nonincremental_init_from_string, find_init_member)
2402 (output_init_element, output_pending_init_elements)
2403 (process_init_element): New argument braced_init_obstack. Pass it
2405 (push_range_stack, add_pending_init): New argument
2406 braced_init_obstack. Use obstack allocation.
2408 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2409 braced_init_obstack. Pass it down.
2410 (c_parser_braced_init): New variables ret, braced_init_obstack.
2411 Initialize obstack, pass it down and finally free it.
2413 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2416 * tree-pass.h (pass_optimize_widening_mul): Declare.
2417 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2418 gate_optimize_widening_mul): New static functions.
2419 (pass_optimize_widening_mul): New.
2420 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2421 <case MULT_EXPR>: Remove support for widening multiplies.
2422 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2423 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2424 simplify_gen_unary rather than directly building extensions.
2425 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2427 * expmed.c (expand_widening_mult): New function.
2428 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2430 2010-04-21 Jan Hubicka <jh@suse.cz>
2432 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2433 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2434 * lto-wpa-fixup.c: Remove.
2435 * Makefile.in (lto-wpa-fixup.o): Remove.
2436 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2437 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2438 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2440 2010-04-21 Jan Hubicka <jh@suse.cz>
2442 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2443 add write_optimization_summary, read_optimization_summary.
2444 (ipa_write_summaries_of_cgraph_node_set): Remove.
2445 (ipa_write_optimization_summaries): Declare.
2446 (ipa_read_optimization_summaries): Declare.
2447 * ipa-cp.c (pass_ipa_cp): Update.
2448 * ipa-reference.c (pass_ipa_reference): Update.
2449 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2450 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2452 * ipa-inline.c (pass_ipa_inline): Update.
2453 * ipa.c (pass_ipa_whole_program): Update.
2454 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2455 * passes.c (ipa_write_summaries_1): Do not test wpa.
2456 (ipa_write_optimization_summaries_1): New.
2457 (ipa_write_optimization_summaries): New.
2458 (ipa_read_summaries): Do not test ltrans.
2459 (ipa_read_optimization_summaries_1): New.
2460 (ipa_read_optimization_summaries): New.
2462 2010-04-21 Jan Hubicka <jh@suse.cz>
2464 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2466 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2468 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2471 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2472 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2474 2010-04-21 Jan Hubicka <jh@suse.cz>
2476 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2478 2010-04-21 Jan Hubicka <jh@suse.cz>
2480 * varpool.c (decide_is_variable_needed): Variable is always needed
2483 2010-04-21 Jan Hubicka <jh@suse.cz>
2485 * opts.c (decode_options): Enable pure-const pass for whopr.
2487 2010-04-21 Jan Hubicka <jh@suse.cz>
2489 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2490 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2492 (cgraph_decide_inlining): Do not expect callee to be removed in all
2495 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2497 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2499 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2502 amdfam10_decode attributes.
2504 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2507 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2508 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2509 (lower_copyprivate_clauses): Use private var in outer
2510 context instead of original var. Make sure the types
2511 are correct for VLAs.
2513 2010-04-21 Richard Guenther <rguenther@suse.de>
2515 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2516 to non-pointer objects.
2518 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2520 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2521 last chain entry if it starts with the still current label.
2522 (add_location_or_const_value_attribute): Check that
2523 loc_list->first->next is NULL instead of comparing ->first with ->last.
2524 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2525 to add_var_loc_to_decl.
2527 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2528 >= 4 add also address size and segment size fields into CIE header.
2530 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2531 long as address size is the same as sizeof (void *) and
2533 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2534 address size or segment size is unexpected, return DW_EH_PE_omit.
2535 (classify_object_over_fdes): If get_cie_encoding returned
2536 DW_EH_PE_omit, return -1.
2537 (init_object): If classify_object_over_fdes returned -1,
2538 pretend there were no FDEs at all.
2540 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2542 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2543 bswap{si,di}2 using SWI48 mode iterator.
2544 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2545 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2546 set modrm attribute of bswap insn to 0 and remove length attribute.
2547 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2548 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2549 set mode attribute to <MODE> and remove length attribute.
2551 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2553 PR rtl-optimization/43520
2554 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2555 zero available registers.
2557 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2559 * builtins.c (fold_builtin_cproj): Fold more cases.
2561 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2563 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2564 (fold_builtin_1): Fold builtin cproj.
2565 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2566 Use ATTR_CONST_NOTHROW_LIST.
2568 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2570 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2571 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2572 ffsi2_no_cmove for !TARGET_CMOVE.
2573 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2574 (ffssi2): Remove expander.
2575 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2577 (ctz<mode>2): Ditto from ctz{si,di}2.
2578 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2580 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2583 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2585 * dwarf2out.c (AT_linkage_name): Define.
2586 (clone_as_declaration): Handle DW_AT_linkage_name.
2587 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2588 of DW_AT_MIPS_linkage_name.
2589 (move_linkage_attr): Likewise.
2590 (dwarf2out_finish): Likewise.
2592 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2595 * fold-const.c (fold_comparison): New folding rule.
2597 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2599 * double-int.h (double_int_setbit): Declare.
2600 * double-int.c (double_int_setbit): New function.
2601 * rtl.h (immed_double_int_const): Declare.
2602 * emit-rtl.c (immed_double_int_const): New function.
2603 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2604 and immed_double_int_const functions.
2605 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2606 expand_copysign_bit): (Ditto.).
2607 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2608 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2609 * dojump.c (prefer_and_bit_test): (Ditto.).
2610 * expr.c (convert_modes, reduce_to_bit_field_precision,
2611 const_vector_from_tree): (Ditto.).
2612 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2614 2010-04-20 Jan Hubicka <jh@suse.cz>
2616 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2617 (dump_cgraph_node): Dump new flags.
2618 * cgraph.h (struct cgraph_node): Add flags
2619 reachable_from_other_partition and in_other_partition.
2620 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2621 other partition can not be removed.
2622 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2623 the other partition must be output; silence sanity checking on
2624 leaking functions bodies from other paritition.
2625 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2626 (lto_output_node): Output new flags; do not sanity check that inline
2627 clones are output; drop lto_forced_extern_inline_p code; do not mock
2628 visibility flags at partition boundaries.
2629 (add_node_to): New function.
2630 (output_cgraph): Use it to sort functions so masters appear before
2632 (input_overwrite_node): Input new flags.
2633 * passes.c (ipa_write_summaries): Do not call
2634 lto_new_extern_inline_states.
2635 * lto-section-out.c (forced_extern_inline,
2636 lto_new_extern_inline_states lto_delete_extern_inline_states,
2637 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2638 * lto-streamer.h (lto_new_extern_inline_states,
2639 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2640 lto_forced_extern_inline_p): Kill.
2642 2010-04-20 Richard Guenther <rguenther@suse.de>
2644 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2645 from vars that can have pointers.
2646 (process_constraint): Dump useless constraints.
2648 2010-04-20 Richard Guenther <rguenther@suse.de>
2650 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2651 (dump_sa_points_to_info): Remove asserts.
2652 (init_base_vars): nothing_id isn't an escape point nor does it
2655 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2657 * tree.h (TYPE_REF_IS_RVALUE): Define.
2658 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2659 should_move_die_to_comdat, prune_unused_types_walk): Handle
2660 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2661 (modified_type_die, gen_reference_type_die): Emit
2662 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2663 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2665 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2668 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2669 calls for -fpic -m31 if they have been sibcall optimized.
2671 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2673 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2674 ar.lc fixed and call-used.
2676 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2678 2010-04-19 Jan Hubicka <jh@suse.cz>
2680 * opts.c (decode_options): Disable whpr incompatible passes.
2681 * lto/lto.c (lto_1_to_1_map): Skip clones.
2682 (read_cgraph_and_symbols): Do not mark everything as needed.
2683 (do_whole_program_analysis): Do map only after optimizing;
2684 set proper cgraph_state; use passmanager.
2686 2010-04-19 DJ Delorie <dj@redhat.com>
2688 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2689 POINTER_PLUS_EXPR and fix them.
2691 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2693 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2694 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2695 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2696 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2697 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2698 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2699 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2700 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2701 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2702 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2703 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2705 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2707 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2708 (check_cond_move_block): Likewise.
2709 (cond_move_process_if_block): Likewise.
2710 (noce_find_if_block): Improve formatting.
2711 (find_if_header): Pass 0 to memset and tweak conditions.
2712 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2714 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2716 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2720 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2721 with non-local decl doesn't need chain.
2723 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2725 * ira-color.c (allocno_reload_assign): Avoid accumulating
2726 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2728 2010-04-19 Martin Jambor <mjambor@suse.cz>
2730 * gimple.h (create_tmp_reg): Declare.
2731 * gimplify.c (create_tmp_reg): New function.
2732 (gimplify_return_expr): Use create_tmp_reg.
2733 (gimplify_omp_atomic): Likewise.
2734 (gimple_regimplify_operands): Likewise.
2735 * tree-dfa.c (make_rename_temp): Likewise.
2736 * tree-predcom.c (predcom_tmp_var): Likewise.
2737 (reassociate_to_the_same_stmt): Likewise.
2738 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2739 (get_replaced_param_substitute): Likewise.
2740 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2741 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2742 * tree-ssa-pre.c (get_representative_for): Likewise.
2743 (create_expression_by_pieces): Likewise.
2744 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2745 (create_tailcall_accumulator): Likewise.
2747 2010-04-19 Martin Jambor <mjambor@suse.cz>
2749 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2751 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2753 2010-04-19 Richard Guenther <rguenther@suse.de>
2755 PR tree-optimization/43796
2756 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2757 from SCEV in the lattice.
2758 (vrp_visit_phi_node): Dump change.
2760 2010-04-19 Richard Guenther <rguenther@suse.de>
2762 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2763 * configure: Re-generated.
2765 2010-04-19 Richard Guenther <rguenther@suse.de>
2767 PR tree-optimization/43783
2768 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2769 constant ARRAY_REF operands two and three if possible.
2771 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2776 2010-04-19 Jie Zhang <jie@codesourcery.com>
2779 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2781 2010-04-19 Ira Rosen <irar@il.ibm.com>
2783 PR tree-optimization/37027
2784 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2785 and macro to access it.
2786 (vectorizable_reduction): Add argument.
2787 (vect_get_slp_defs): Likewise.
2788 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2789 statements for possible use in SLP.
2790 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2791 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2792 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2794 (vectorizable_reduction): Likewise.
2795 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2797 (vectorizable_type_demotion, vectorizable_type_promotion,
2798 vectorizable_store): Likewise.
2799 (vect_analyze_stmt): Update call to vectorizable_reduction.
2800 (vect_transform_stmt): Likewise.
2801 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2802 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2803 from different interleaving chains in same node.
2804 (vect_slp_rearrange_stmts): New function.
2805 (vect_supported_load_permutation_p): Allow load permutations for
2806 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2807 inside SLP nodes if necessary.
2808 (vect_analyze_slp_instance): Handle reductions.
2809 (vect_analyze_slp): Try to build SLP instances originating from groups
2811 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2812 (vect_get_constant_vectors): Create initial vectors for reductions
2813 according to reduction code. Add new argument.
2814 (vect_get_slp_defs): Add new argument, pass it to
2815 vect_get_constant_vectors.
2816 (vect_schedule_slp_instance): Remove SLP tree root statements.
2818 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2820 * tree.h (ENUM_IS_SCOPED): Define.
2821 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2822 for ENUM_IS_SCOPED enums.
2824 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2826 * fold-const.c (fold_comparison): Use ssizetype.
2827 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2828 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2829 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2830 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2832 * tree.h (initialize_sizetypes): Remove parameter.
2833 (build_common_tree_nodes): Remove second parameter.
2834 * stor-layout.c (initialize_sizetypes): Remove parameter.
2835 Always create an unsigned type.
2836 (set_sizetype): Assert that the passed type is unsigned and simplify.
2837 * tree.c (build_common_tree_nodes): Remove second parameter.
2838 Adjust call to initialize_sizetypes.
2839 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2840 build_common_tree_nodes.
2842 2010-04-18 Matthias Klose <doko@ubuntu.com>
2844 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2846 2010-04-18 Ira Rosen <irar@il.ibm.com>
2848 PR tree-optimization/43771
2849 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2850 load permutation doesn't have gaps.
2852 2010-04-18 Jan Hubicka <jh@suse.cz>
2854 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2855 (sse_prologue_save_insn expander): Use new pattern.
2856 (sse_prologue_save_insn1): New pattern and splitter.
2857 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2859 * i386.c (setup_incoming_varargs_64): Do not compute jump
2861 (ix86_gimplify_va_arg): Update alignment needed.
2862 (ix86_local_alignment): Do not align all local arrays to 128bit.
2864 2010-04-17 Jan Hubicka <jh@suse.cz>
2866 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2868 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2870 * arm.md (negdi2): Remove redundant code to force values into a
2873 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2875 * arm/bpabi.S: Add EABI alignment attributes to objects.
2876 * arm/bpabi-v6m.S: Likewise.
2877 * arm/crti.asm: Likewise.
2878 * arm/crtn.asm: Likewise.
2879 * arm/lib1funcs.asm: Likewise.
2880 * arm/libunwind.S: Likewise.
2882 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2884 * arm-protos.h (tune_params): New structure.
2885 * arm.c (current_tune): New variable.
2886 (arm_constant_limit): Delete.
2887 (struct processors): Add pointer to the tune parameters.
2888 (arm_slowmul_tune): New tuning option.
2889 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2890 (all_cores): Adjust to pick up the tuning model.
2891 (arm_constant_limit): New function.
2892 (arm_override_options): Select the appropriate tuning model. Delete
2893 initialization of arm_const_limit.
2894 (arm_split_constant): Use the new constant-limit model.
2895 (arm_rtx_costs): Pick up the current tuning model.
2896 * arm.md (is_strongarm, is_xscale): Delete.
2897 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2898 for Xscale variant architectures.
2899 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2901 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2903 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2905 (arm_rtx_costs_1): Remove unused variable extra_cost.
2906 (arm_unwind_emit_set): Use variable offset.
2907 (thumb1_output_casesi): Remove unused variable flags.
2909 2010-04-16 Jeff Law <law@redhat.com>
2911 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2912 needing assignment rather than doing a two-phase assignment. Remove
2913 unused variable 'm'.
2915 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2918 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2920 2010-04-16 Doug Kwan <dougkwan@google.com>
2922 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2923 (next_operand_entry_id): New static variable.
2924 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2925 (add_to_ops_vec): Assigned unique ID to operand entry.
2926 (struct oecount_s): New field ID.
2927 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2928 (undistribute_ops_list): Assign unique IDs to oecounts.
2929 (init_reassoc): reset next_operand_entry_id.
2931 2010-04-16 Doug Kwan <dougkwan@google.com>
2933 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2934 missing left parenthesis.
2936 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2938 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2939 *btdi_rex64 using SWI48 mode iterator.
2940 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2941 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2942 *jcc_btdi_mask_rex64.
2944 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2946 * double-int.h (tree_to_double_int): Convert to macro.
2947 * double-int.c (tree_to_double_int): Remove.
2949 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2952 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2953 with want_address 2 and in case a single element list might be
2954 possible, call it again with want_address 0.
2956 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2958 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2959 case 'W' print operands for HI mode.
2960 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2961 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2962 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2963 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2965 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2967 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2968 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2969 #xx:3 and #xx:4 mode.
2971 * config/h8300/h8300.md (inverted load with HImode dest): Add
2972 support for H8300SX.
2974 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2975 satisfy 'U' constraint.
2977 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2979 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2980 * configure: Regenerate.
2981 * config.in: Regenerate.
2982 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2985 2010-04-16 Richard Guenther <rguenther@suse.de>
2987 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2988 (struct tree_decl_common): ... here.
2989 (DECL_PT_UID): Adjust.
2990 (SET_DECL_PT_UID): Likewise.
2991 (DECL_PT_UID_SET_P): Likewise.
2993 2010-04-16 Richard Guenther <rguenther@suse.de>
2995 PR tree-optimization/43572
2996 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2997 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2998 * tree-flow.h (is_call_clobbered): Remove.
2999 * tree-flow-inline.h (is_call_clobbered): Likewise.
3000 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3001 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3002 (execute_return_slot_opt): Adjust.
3003 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3004 check for call clobbered vars here.
3005 (find_tail_calls): Move tailcall verification to the
3008 2010-04-16 Diego Novillo <dnovillo@google.com>
3010 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3012 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3015 * config/arm/arm.md (cbranchqi4): New pattern.
3016 * config/arm/predicates.md (const0_operand,
3017 cbranchqi4_comparison_operator): New predicates.
3019 2010-04-16 Richard Guenther <rguenther@suse.de>
3021 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3022 (dump_gimple_stmt): Likewise.
3024 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3026 * recog.h (struct recog_data): New field is_operator.
3027 (struct insn_operand_data): New field is_operator.
3028 * recog.c (extract_insn): Set recog_data.is_operator.
3029 * genoutput.c (output_operand_data): Emit code to set the
3031 * reload.c (find_reloads): Use it rather than testing for an
3032 empty constraint string.
3035 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3036 If the previous insn is a cbranchsi4_insn with the same arguments,
3037 omit the compare instruction.
3039 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3040 register, inputs must be low registers and we need a low register
3041 scratch. Handle alternative 2 like alternative 3.
3043 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3045 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3046 don't call get_addr on both. If one expression is a VALUE and
3047 the other a REG, check VALUE's locs if the REG isn't among them.
3049 2010-04-16 Christian Bruel <christian.bruel@st.com>
3051 * config/sh/sh.h (sh_frame_pointer_required): New function.
3052 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3053 (flag_omit_frame_pointer) Set.
3054 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3055 (rounded_frame_size): Adjust size with outgoing_args_size.
3056 (sh_set_return_address): Must return from stack pointer.
3057 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3058 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3059 (ACCUMULATE_OUTGOING_ARGS): Define.
3060 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3061 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3063 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3066 * config/sh/sh.c (sh_legitimize_reload_address): Use
3067 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3068 Remove a unneeded check for offset_base.
3070 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3072 * configure: Regenerated.
3074 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3076 * config/s390/s390.c (s390_call_save_register_used): Switch back
3077 to HARD_REGNO_NREGS.
3079 2010-04-15 Richard Guenther <rguenther@suse.de>
3081 * alias.c (alias_set_subset_of): Handle alias-set zero
3084 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3085 Julian Brown <julian@codesourcery.com>
3087 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3088 alternatives according to use of high and low regs.
3089 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3090 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3091 optimizing for size on Thumb-2.
3093 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3095 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3097 2010-04-15 Richard Guenther <rguenther@suse.de>
3099 * tree-ssa-structalias.c (struct variable_info): Add
3101 (new_var_info): Initialize it.
3102 (dump_constraints): Support printing last added constraints.
3103 (debug_constraints): Adjust.
3104 (dump_constraint_graph): Likewise.
3105 (make_heapvar_for): Check for NULL cfun.
3106 (get_function_part_constraint): New function.
3107 (get_fi_for_callee): Likewise.
3108 (find_func_aliases): Properly implement IPA PTA constraints.
3109 (process_ipa_clobber): New function.
3110 (find_func_clobbers): Likewise.
3111 (insert_into_field_list_sorted): Remove.
3112 (create_function_info_for): Properly allocate vars for IPA mode.
3113 Do not use insert_into_field_list_sorted.
3114 (create_variable_info_for): Properly generate constraints for
3115 global vars in IPA mode.
3116 (dump_solution_for_var): Always dump the solution.
3117 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3118 (find_what_var_points_to): Adjust.
3119 (pt_solution_set): Change.
3120 (pt_solution_ior_into): New function.
3121 (pt_solution_empty_p): Export.
3122 (pt_solution_includes_global): Adjust.
3123 (pt_solution_includes_1): Likewise.
3124 (pt_solutions_intersect_1): Likewise.
3125 (dump_sa_points_to_info): Check some invariants.
3126 (solve_constraints): Move constraint dumping ...
3127 (compute_points_to_sets): ... here.
3128 (ipa_pta_execute): ... and here.
3129 (compute_may_aliases): Do not re-compute points-to info
3130 locally if IPA info is available.
3131 (ipa_escaped_pt): New global var.
3132 (ipa_pta_execute): Properly implement IPA PTA.
3133 * tree-into-ssa.c (dump_decl_set): Support dumping
3134 decls not in referenced-vars.
3135 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3136 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3137 (dump_points_to_solution): Likewise.
3138 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3139 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3140 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3141 (copy_decl_to_var): Copy DECL_PT_UID.
3142 (copy_result_decl_to_var): Likewise.
3143 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3144 (copy_node_stat): Copy it.
3145 * tree.h (DECL_PT_UID): New macro.
3146 (SET_DECL_PT_UID): Likewise.
3147 (DECL_PT_UID_SET_P): Likewise.
3148 (struct tree_decl_minimal): Add pt_uid member.
3149 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3150 (pt_solution_empty_p): Declare.
3151 (pt_solution_set): Adjust.
3152 (ipa_escaped_pt): Declare.
3153 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3154 * gimple-pretty-print.c (pp_points_to_solution): New function.
3155 (dump_gimple_call): Dump call clobber/use information.
3156 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3157 * tree-pass.h (TDF_ALIAS): New dump option.
3158 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3159 * doc/invoke.texi (-fipa-pta): Update documentation.
3161 2010-04-15 Richard Guenther <rguenther@suse.de>
3163 * Makefile.in (OBJS-common): Add gimple-fold.o.
3164 (gimple-fold.o): New rule.
3165 * tree.h (maybe_fold_offset_to_reference,
3166 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3168 * gimple.h: ... here.
3169 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3170 may_propagate_address_into_dereference): Move prototypes ...
3171 * gimple.h: ... here.
3172 * tree-ssa-ccp.c (get_symbol_constant_value,
3173 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3174 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3175 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3176 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3177 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3178 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3179 gimplify_and_update_call_from_tree): Move ...
3180 * gimple-fold.c: ... here. New file.
3181 (ccp_fold_builtin): Rename to ...
3182 (gimple_fold_builtin): ... this.
3183 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3185 2010-04-15 Richard Guenther <rguenther@suse.de>
3187 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3188 fit_double_type, force_fit_type_double, add_double_with_sign,
3189 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3190 lrotate_double, rrotate_double, div_and_round_double): Move ...
3191 * double-int.c: ... here.
3192 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3193 add_double, neg_double, mul_double_with_sign, mul_double,
3194 lshift_double, rshift_double, lrotate_double, rrotate_double,
3195 div_and_round_double): Move prototypes ...
3196 * double-int.h: ... here.
3198 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3201 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3202 matching constraints to ensure inputs match the output.
3204 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3207 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3208 in an input-only operand.
3210 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3212 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3213 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3214 (double_int_negative_p): Convert to static inline function.
3215 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3216 (double_int_negative_p): Remove.
3217 * tree.h (lshift_double, rshift_double):
3218 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3219 * fold-const.c (fold_convert_const_int_from_real,
3220 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3221 (lshift_double): Change type of arith argument to bool.
3222 (rshift_double): Change type of arith argument to bool. Correct
3224 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3226 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3229 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3230 at the start and end of the then/else blocks, and omit them from the
3232 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3233 argument; all callers changed. Pass zero to old_insns_match_p instead.
3234 (flow_find_head_matching_sequence): New function.
3235 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3236 * basic-block.h (flow_find_cross_jump,
3237 flow_find_head_matching_sequence): Declare functions.
3239 2010-04-14 Jason Merrill <jason@redhat.com>
3242 * c-common.c (attribute_takes_identifier_p): New fn.
3243 * c-common.h: Declare it.
3245 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3249 (*udivmod<mode>4): Ditto.
3251 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/i386.md (maxmin_int): Rename code attribute from
3254 maxminiprefix and update all users.
3255 (maxmin_float): Ditto from maxminfprefix.
3256 (logic): Ditto from logicprefix.
3257 (absneg_mnemonic): Ditto from absnegprefix.
3258 * config/i386/mmx.md: Update all users of maxminiprefix,
3259 maxminfprefix and logicprefix for rename.
3260 * config/i386/sse.md: Ditto.
3261 * config/i386/sync.md (sync_<code><mode>): Update for
3264 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3267 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3268 warnings converted to errors.
3270 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3272 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3273 used insn_type variable.
3274 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3275 to avoid set-but-not-used warning.
3277 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3279 * df-core.c (df_ref_debug): Change format string placeholder
3281 * dwarf2asm.c (dw2_asm_output_data_raw,
3282 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3283 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3284 * dwarf2out.c (output_cfi, output_cfi_directive,
3285 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3286 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3288 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3289 * print-rtl.c (print_rtx): Ditto.
3291 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3294 * builtins.c (expand_builtin_pow_root): New function to expand pow
3295 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3296 series of sqrt and cbrt calls under -ffast-math.
3297 (expand_builtin_pow): Call it.
3299 2010-04-14 Michael Matz <matz@suse.de>
3301 PR tree-optimization/42963
3302 * tree-cfg.c (touched_switch_bbs): New static variable.
3303 (group_case_labels_stmt): New function broken out from ...
3304 (group_case_labels): ... here, use the above.
3305 (start_recording_case_labels): Allocate touched_switch_bbs.
3306 (end_recording_case_labels): Deallocate it, call
3307 group_case_labels_stmt.
3308 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3310 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3315 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3317 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3319 2010-04-13 Jan Hubicka <jh@suse.cz>
3321 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3322 of optimized out static functions.
3323 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3324 cost computation. Also sanity check for overflows.
3325 (update_caller_keys): Update cgraph_edge_badness call; properly
3326 update fibheap and sanity check that it is up to date.
3327 (add_new_edges_to_heap): Update cgraph_edge_badness.
3328 (cgraph_decide_inlining_of_small_function): Likewise;
3329 add sanity checking that badness in heap is up to date;
3330 improve dumping of reason; Update badness of calls to the
3331 offline copy of function currently inlined; dump badness
3332 of functions not inlined because of unit growth limits.
3334 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3337 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3338 because of sign-extension change when converting to sizetype here...
3339 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3341 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3342 the folding to constants. Remove redundant final conversion.
3343 (fold_binary) <associate>: Do not associate if the re-association of
3344 constants alone overflows.
3345 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3346 to the end of the list.
3347 (multiple_of_p) <COND_EXPR>: New case.
3349 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3351 * opt-functions.awk (opt_sanitized_name): New.
3353 * optc-gen.awk: Use it
3354 * opth-gen.awk: Use it.
3356 2010-04-13 Martin Jambor <mjambor@suse.cz>
3358 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3359 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3360 children. Call replace_uses_with_default_def_ssa_name to handle
3363 2010-04-13 Michael Matz <matz@suse.de>
3366 * builtins.c (expand_builtin_interclass_mathfn): Also create
3367 a register if the predicate doesn't match.
3369 2010-04-13 Diego Novillo <dnovillo@google.com>
3371 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3372 * c-pch.c: Include timevar.h.
3373 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3374 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3375 * ggc-common.c: Include timevar.h.
3376 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3377 * timevar.def (TV_PCH_SAVE): Define.
3378 (TV_PCH_CPP_SAVE): Define.
3379 (TV_PCH_PTR_REALLOC): Define.
3380 (TV_PCH_PTR_SORT): Define.
3381 (TV_PCH_RESTORE): Define.
3382 (TV_PCH_CPP_RESTORE): Define.
3384 2010-04-13 Michael Matz <matz@suse.de>
3386 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3388 (can_reassociate_p): New function.
3389 (break_up_subtract_bb, reassociate_bb): Use it.
3391 2010-04-13 Richard Guenther <rguenther@suse.de>
3394 * builtins.c (c_readstr): Fix assert.
3396 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3398 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3399 when generating cltd insn.
3401 (*ashl<mode>3_1): Remove special handling for register operand 2.
3402 (*ashlsi3_1_zext): Ditto.
3403 (*ashlhi3_1): Ditto.
3404 (*ashlhi3_1_lea): Ditto.
3405 (*ashlqi3_1): Ditto.
3406 (*ashlqi3_1_lea): Ditto.
3407 (*<shiftrt_insn><mode>3_1): Ditto.
3408 (*<shiftrt_insn>si3_1_zext): Ditto.
3409 (*<shiftrt_insn>qi3_1_slp): Ditto.
3410 (*<rotate_insn><mode>3_1): Ditto.
3411 (*<rotate_insn>si3_1_zext): Ditto.
3412 (*<rotate_insn>qi3_1_slp): Ditto.
3414 2010-04-13 Richard Guenther <rguenther@suse.de>
3416 * tree-ssa-structalias.c (callused_id): Remove.
3417 (call_stmt_vars): New.
3418 (get_call_vi): Likewise.
3419 (lookup_call_use_vi): Likewise.
3420 (lookup_call_clobber_vi): Likewise.
3421 (get_call_use_vi): Likewise.
3422 (get_call_clobber_vi): Likewise.
3423 (make_transitive_closure_constraints): Likewise.
3424 (handle_const_call): Adjust to do per-call call-used handling.
3425 (handle_pure_call): Likewise.
3426 (find_what_var_points_to): Remove general callused handling.
3427 (init_base_vars): Likewise.
3428 (init_alias_vars): Initialize call_stmt_vars.
3429 (compute_points_to_sets): Process call-used and call-clobbered
3430 vars for call statements.
3431 (delete_points_to_sets): Free call_stmt_vars.
3433 2010-04-13 Richard Guenther <rguenther@suse.de>
3435 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3436 Only add RW dependence for dependence distance zero.
3437 Adjust maximal vectorization factor according to dependences.
3438 Move alignment handling ...
3439 (vect_find_same_alignment_drs): ... here. New function.
3440 (vect_analyze_data_ref_dependences): Adjust.
3441 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3442 (vect_analyze_data_refs): Adjust minimal vectorization factor
3443 according to data references.
3444 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3445 dependences before determining the vectorization factor.
3446 Analyze alignment after determining the vectorization factor.
3447 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3448 dependences before alignment.
3449 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3451 (vect_analyze_data_refs): Likewise.
3452 (MAX_VECTORIZATION_FACTOR): New define.
3454 2010-04-13 Duncan Sands <baldrick@free.fr>
3456 * except.h (lang_eh_type_covers): Remove.
3457 * except.c (lang_eh_type_covers): Likewise.
3459 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3460 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3462 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3463 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3464 UNITS_PER_LONG where it is ABI relevant.
3465 (s390_return_addr_rtx): Likewise.
3466 (s390_back_chain_rtx): Likewise.
3467 (s390_frame_area): Likewise.
3468 (s390_frame_info): Likewise.
3469 (s390_initial_elimination_offset): Likewise.
3470 (save_gprs): Likewise.
3471 (s390_emit_prologue): Likewise.
3472 (s390_emit_epilogue): Likewise.
3473 (s390_function_arg_advance): Likewise.
3474 (s390_function_arg): Likewise.
3475 (s390_va_start): Likewise.
3476 (s390_gimplify_va_arg): Likewise.
3477 (s390_function_profiler): Likewise.
3478 (s390_optimize_prologue): Likewise.
3479 (s390_rtx_costs): Likewise.
3480 (s390_secondary_reload): Likewise.
3481 (s390_promote_function_mode): Likewise.
3482 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3483 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3484 registers available.
3485 (s390_unwind_word_mode): New function.
3486 (s390_function_value): Split 64 bit values into register pair if
3487 used as return value.
3488 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3489 function call parameters. Handle parallels.
3490 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3491 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3492 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3493 (s390_expand_setmem): Remove unused variable src_addr.
3494 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3495 deal with 64 bit registers.
3496 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3497 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3498 (UNITS_PER_LONG): New macro.
3499 * libjava/include/s390-signal.h: Define extended ucontext
3500 structure containing the upper halfs of the 64 bit registers.
3502 2010-04-13 Simon Baldwin <simonb@google.com>
3504 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3506 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3508 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3509 rvalue on the RHS if the LHS is of a non-renamable type.
3510 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3512 2010-04-13 Matthias Klose <doko@ubuntu.com>
3514 * gcc.c (cc1_options): Handle -iplugindir before processing
3515 the cc1 spec. Only add -iplugindir once.
3516 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3518 * common.opt (iplugindir): Remove `Separate' property, initialize.
3519 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3521 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3522 (distclean): Remove plugin dir.
3523 * doc/invoke.texi: Document -iplugindir.
3525 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3527 * doc/plugins.texi (Loading Plugins): Document short
3528 -fplugin=foo option.
3529 (Plugin API): Mention default_plugin_dir_name function.
3531 * gcc.c (find_file_spec_function): Add new declaration.
3532 (static_spec_func): Use it for "find-file".
3533 (find_file_spec_function): Add new function.
3534 (cc1_options): Add -iplugindir option if -fplugin* options found.
3536 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3538 * plugin.c (add_new_plugin): Updated comment, and handle short
3540 (default_plugin_dir_name): Added new function.
3542 * common.opt (iplugindir): New option to set the plugin directory.
3544 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3546 * config/i386/i386.md (any_rotate): New code iterator.
3547 (rotate_insn): New code attribute.
3549 (SWIM124): New mode iterator.
3550 (<rotate_insn>ti3): New expander.
3551 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3552 any_rotate code iterator.
3553 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3554 using any_rotate code iterator and SWIM124 mode iterator.
3555 (ix86_rotlti3): New insn_and_split pattern.
3556 (ix86_rotrti3): Ditto.
3557 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3558 ix86_rotl{di,ti}3 patterns.
3559 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3560 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3561 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3562 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3563 code iterator and SWI mode iterator.
3564 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3565 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3567 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3568 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3569 (bswap rotatert splitter): Add splitter.
3570 (bswap splitter): Macroize splitter using any_rotate code iterator.
3571 Add insn predicate to split only for TARGET_USE_XCHGB or when
3572 optimizing function for size.
3574 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3576 * config/pa/pa.c (emit_move_sequence): Remove use of
3577 deleted variable flag_argument_noalias.
3579 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3581 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3583 Add to unsupported targets list.
3584 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3585 sparc*-sun-solaris2.[567]* from target lists.
3586 * configure: Regenerate.
3587 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3589 Remove Solaris 7 patch references.
3590 (Specific, sparc-sun-solaris2.7): Removed.
3591 (sparc-sun-solaris2*): Update Solaris 7 example.
3592 (sparc64-*-solaris2*): Likewise.
3594 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3596 * config.build (alpha*-dec-osf4*): Remove.
3597 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3598 of obsolete configurations.
3599 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3601 * config/alpha/t-osf4: Renamed to ...
3602 * config/alpha/t-osf5: ... this.
3603 * config/alpha/osf.h: Renamed to ...
3604 * config/alpha/osf5.h: ... this.
3605 Merged old osf5.h contents.
3607 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3608 (EXTRA_SPECS): Removed.
3609 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3610 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3613 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3615 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3617 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3620 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3621 __thiscall convention.
3623 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3625 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3627 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3629 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3631 * function.c (assign_parms_initialize_all): Add unused attribute
3634 2010-04-12 Richard Guenther <rguenther@suse.de>
3636 * gsstruct.def (GSS_CALL): New.
3637 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3638 * gimple.h: Include tree-ssa-alias.h.
3639 (struct gimple_statement_call): New.
3640 (union gimple_statement_struct_d): Add gimple_call member.
3641 (gimple_call_reset_alias_info): Declare.
3642 (gimple_call_use_set): New function.
3643 (gimple_call_clobber_set): Likewise.
3644 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3645 * gimple.c (gimple_call_reset_alias_info): New function.
3646 (gimple_build_call_1): Call it.
3647 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3648 * tree-inline.c (remap_gimple_stmt): Likewise.
3649 (expand_call_inline): Remove callused handling.
3650 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3651 * tree-dfa.c (dump_variable): Likewise.
3652 * tree-parloops.c (parallelize_loops): Likewise.
3653 * tree-ssa.c (init_tree_ssa): Likewise.
3654 (delete_tree_ssa): Likewise.
3655 * tree-flow-inline.h (is_call_used): Remove.
3656 * tree-flow.h (struct gimple_df): Remove callused member.
3657 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3658 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3659 (ref_maybe_used_by_call_p_1): Simplify.
3660 (call_may_clobber_ref_p_1): Likewise.
3661 * tree-ssa-structalias.c (compute_points_to_sets): Set
3662 the call stmt used and clobbered sets.
3663 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3664 (find_tail_calls): Verify the tail call.
3666 2010-04-12 Richard Guenther <rguenther@suse.de>
3668 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3669 single-iteration always-inline inlining.
3670 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3671 (cgraph_decide_inlining): Do not handle always-inline specially.
3672 (try_inline): Remove always-inline cycle detection special case.
3673 Do not recurse on always-inlines.
3674 (cgraph_early_inlining): Do not iterate if not optimizing.
3675 (cgraph_gate_early_inlining): remove.
3676 (pass_early_inline): Run unconditionally.
3677 (gate_cgraph_decide_inlining): New function.
3678 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3679 not inlining or optimizing.
3680 (cgraph_decide_inlining_of_small_functions): Also consider
3681 always-inline functions.
3682 (cgraph_default_inline_p): Return true for nodes which should
3683 disregard inline limits.
3684 (estimate_function_body_sizes): Assume zero size and time for
3685 nodes which are marked as disregarding inline limits.
3686 (cgraph_decide_recursive_inlining): Do not perform recursive
3687 inlining on always-inline nodes.
3689 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3692 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3693 for exprs satisfying handled_component_p.
3695 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3697 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3698 non-constant aggregate elements.
3700 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3701 is a real initialization.
3703 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3706 * c-decl.c (start_function): Move forward check for nested function.
3708 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3710 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3711 * config/sh/sh.c: Include reload.h.
3712 (sh_legitimize_reload_address): New.
3713 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3714 sh_legitimize_reload_address.
3716 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3718 * config/sh/sh.md (*movqi_pop): New insn pattern.
3719 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3721 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3723 * config/i386/i386.md (any_shiftrt): New code iterator.
3724 (shiftrt_insn): New code attribute.
3726 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3727 using any_shiftrt code iterator.
3728 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3729 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3730 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3731 pattern from corresponding peephole2 patterns.
3732 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3733 using any_shiftrt code iterator.
3734 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3735 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3736 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3737 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3738 *{ashr,lshr}<mode>3_cmp_zext.
3739 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3741 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3743 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3745 (*lshr<mode>3_cconly): Ditto.
3747 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3749 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3750 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3751 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3752 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3754 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3755 from corresponding peephole2 patterns.
3756 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3757 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3758 and *lshrdi3_1_rex64 using SWI mode iterator.
3759 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3760 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3761 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3762 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3763 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3764 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3765 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3766 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3767 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3770 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3772 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3773 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3774 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3775 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3777 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3778 from corresponding peephole2 patterns.
3779 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3780 (ashrsi3_cvt): Rename from ashrsi3_31.
3781 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3782 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3783 and x86_64_shift_adj_3 using SWI48 mode iterator.
3784 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3785 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3786 and *ashrdi3_1_rex64 using SWI mode iterator.
3787 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3788 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3789 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3790 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3791 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3792 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3793 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3794 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3795 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3797 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3798 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3799 x86_shift<mode>_adj_3 expanders.
3801 2010-04-10 Wei Guozhi <carrot@google.com>
3804 * config/arm/arm.c (arm_pic_static_addr): New function.
3805 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3807 (arm_output_addr_const_extra): Output expression for new pattern.
3808 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3810 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3812 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3815 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3816 * web.c: Include "insn-config.h" and "recog.h".
3817 (union_match_dups): New function.
3818 (web_main): Call it.
3819 (union_defs): Don't try to recognize match_dups.
3821 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3822 if doing so would replace the entire pattern.
3824 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3829 and splitter pattern. Change splitter operand 1 predicate to
3832 2010-04-09 Martin Jambor <mjambor@suse.cz>
3834 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3835 lattices are addresses of CONST_DECLs with the same initial value.
3836 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3837 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3839 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3840 Bernd Schmidt <bernds@codesourcery.com>
3842 * loop-invariant.c (replace_uses): New static function.
3843 (move_invariant_reg): Use it to ensure we can replace the uses.
3845 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3847 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3849 (picochip_override_options): Enable section anchors only above -O1.
3850 (picochip_reorg): Fixed a couple of build warnings.
3852 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3854 * configure.ac (plugin -rdynamic test): Log result.
3855 * configure: Regenerate.
3856 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3857 (RDYNAMIC_SPEC): Define.
3858 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3860 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3862 * configure.ac: Determine Sun ld version numbers.
3863 (comdat_group): Restrict GNU ld version checks to gld.
3864 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3865 (enable_comdat): Support --enable-comdat.
3866 * configure: Regenerate.
3867 * doc/install.texi (Configuration): Document --enable-comdat.
3869 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3871 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3872 * config/sol2-gld.h: ... here.
3873 * config.gcc (sparc*-*-solaris2*): Reflect this.
3874 (i[34567]86-*-solaris2*): Use it.
3876 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3878 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3880 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3882 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3885 * diagnostic.c (diagnostic_initialize): Initialize
3886 some_warnings_are_errors.
3887 (diagnostic_finish): New.
3888 (diagnostic_action_after_output): Call it before exiting.
3889 (diagnostic_report_diagnostic): Do not print message here. Set
3890 some_warnings_are_errors.
3891 * diagnostic.h (diagnostic_context): Delete
3892 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3893 (diagnostic_finish): Declare.
3894 * toplev.c (toplev_main): Call it before exit.
3896 2010-04-09 Jason Merrill <jason@redhat.com>
3899 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3900 for incomplete type.
3903 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3904 based on a warning flag.
3906 2010-04-09 Richard Guenther <rguenther@suse.de>
3908 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3910 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3913 * varasm.c (default_assemble_visibility): Wrap vars that are
3914 set, but unused, by targets without GAS.
3915 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3916 Remove set, but unused, vars.
3917 (rs6000_legitimize_tls_address): Likewise.
3918 (altivec_expand_dst_builtin): Likewise.
3919 * config/darwin.c (machopic_classify_symbol): Likewise.
3920 (machopic_indirection_name): Likewise.
3922 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3924 * config/i386/i386.md (DWI): New mode iterator.
3925 (S): New mode attribute.
3926 (shift_operand): Ditto.
3927 (shift_immediate_operand): Ditto.
3928 (ashl_input_operand): Ditto.
3929 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3930 using SDWIM mode iterator.
3931 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3932 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3934 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3935 from corresponding peephole2 patterns.
3936 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3937 and x86_64_shift_adj_1 using SWI48 mode iterator.
3938 (x86_shift<mode>_adj_2): Ditto.
3939 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3940 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3941 using SWI48 mode iterator.
3942 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3943 *ashldi3_cmp_rex64 using SWI mode iterator.
3944 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3945 *ashldi3_cconly_rex64 using SWI mode iterator.
3946 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3947 x86_shift<mode>_adj_{1,2}.
3948 (ix86_split_ashr): Ditto.
3949 (ix86_split_lshr): Ditto.
3951 2010-04-09 Richard Guenther <rguenther@suse.de>
3953 * target.h (builtin_conversion): Pass in input and output types.
3954 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3955 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3956 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3957 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3959 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3961 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3963 2010-04-09 Richard Guenther <rguenther@suse.de>
3966 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3968 2010-04-09 Richard Guenther <rguenther@suse.de>
3970 * tree-vectorizer.h (struct _stmt_vec_info): Document
3971 that vectype is the type of the LHS.
3972 (supportable_widening_operation, supportable_narrowing_operation):
3973 Get both input and output vector types as arguments.
3974 (vect_is_simple_use_1): Declare.
3975 (get_same_sized_vectype): Likewise.
3976 * tree-vect-loop.c (vect_determine_vectorization_factor):
3977 Set STMT_VINFO_VECTYPE to the vector type of the def.
3978 (vectorizable_reduction): Adjust.
3979 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3980 Adjust. Specify the output vector type.
3981 (vect_pattern_recog_1): Adjust.
3982 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3983 (vectorizable_call): Adjust.
3984 (vectorizable_conversion): Likewise.
3985 (vectorizable_operation): Likewise.
3986 (vectorizable_type_demotion): Likewise.
3987 (vectorizable_type_promotion): Likewise.
3988 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3990 (vect_is_simple_use_1): New function.
3991 (supportable_widening_operation): Get both input and output
3993 (supportable_narrowing_operation): Likewise.
3994 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3996 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3998 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3999 __thiscall and _thiscall as predefined macros.
4000 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4001 thiscall attribute handling.
4002 (ix86_comp_type_attributes): Likewise.
4003 (ix86_function_regparm): Likewise.
4004 (ix86_return_pops_args): Likewise.
4005 (init_cumulative_args): Likewise.
4006 (find_drap_reg): Likewise.
4007 (ix86_static_chain): Likewise.
4008 (x86_this_parameter): Likewise.
4009 (x86_output_mi_thunk): Likewise.
4010 (ix86_attribute_table): Add description for thiscall attribute.
4011 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4012 * doc/extend.texi: Add documentation for thiscall.
4014 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4017 * c.opt (Wint-to-pointer-cast): Available in C++.
4018 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4020 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4022 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4023 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4024 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4025 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4026 function type instead. Reorder and simplify checks.
4028 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4030 2010-04-08 Jing Yu <jingyu@google.com>
4031 Zdenek Dvorak <ook@ucw.cz>
4033 PR tree-optimization/42720
4034 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4035 loop unswitch conditions here from ...
4036 (tree_unswitch_single_loop): ... here.
4038 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4040 * tree-if-conv.c: Fix comments and simplify logic.
4042 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4044 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4045 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4046 (main_tree_if_conversion): Update call to tree_if_conversion.
4048 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4051 * doc/invoke.texi (-b,-V): Delete.
4052 * doc/tm.texi: Do not mention -b.
4053 * gcc.c (display_help): Delete -b and -V.
4054 (process_command): Delete -b and -V.
4055 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4057 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4058 Wolfgang Gellerich <gellerich@de.ibm.com>
4060 Implement target hook for loop unrolling
4061 * target.h (loop_unroll_adjust): Add a new target hook function.
4062 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4063 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4064 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4065 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4066 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4068 (decide_unroll_stupid): Likewise.
4070 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4073 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4075 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4077 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4078 (Specific, *-*-solaris2*): Likewise.
4079 Don't prefer Sun as over GNU as.
4081 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4083 * config/s390/s390.c (override_options): Adjust the z10
4084 defaults for max-unroll-times, max-completely-peeled-insns
4085 and max-completely-peel-times.
4087 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4089 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4090 instructions for z10.
4091 (s390_expand_setmem): Likewise.
4092 (s390_expand_cmpmem): Likewise.
4094 2010-04-08 Richard Guenther <rguenther@suse.de>
4096 PR tree-optimization/43679
4097 * tree-ssa-pre.c (eliminate): Only propagate copies.
4099 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4102 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4103 set but not used variable warning.
4105 2010-04-08 Wei Guozhi <carrot@google.com>
4108 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4109 (arm_size_rtx_costs): Call the new function when optimized for size.
4111 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4114 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4115 op0 is not a MEM, just return NULL instead of assertion
4117 (discover_nonconstant_array_refs): Don't walk debug stmts.
4119 2010-04-08 Doug Kwan <dougkwan@google.com>
4121 * configure.ac: Recognize gold and do not use its version number
4122 to test ld features.
4123 * configure: Regenerate.
4125 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4128 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4129 (negate_value): Move code to push elements to broken_up_substracts ...
4130 (eliminate_plus_minus_pair): ... here. Push operands that have no
4131 negative pair to plus_negates.
4132 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4134 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4136 * doc/install.texi (Configuration): Move description of
4137 --enable-lto, --with-libelf*, --enable-gold from Java section to
4140 * doc/generic.texi (Working with declarations)
4141 (Function Properties, C and C++ Trees): Fix typos.
4142 * doc/sourcebuild.texi (Top Level): Likewise.
4144 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4147 * tree.h (DECL_READ_P): Define.
4148 (struct tree_decl_common): Add decl_read_flag.
4149 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4150 a set but not used warning.
4151 (merge_decls): Merge DECL_READ_P flag.
4152 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4153 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4154 * c-common.c (handle_used_attribute, handle_unused_attribute):
4156 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4158 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4160 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4161 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4162 c_parser_binary_expression, c_parser_cast_expression,
4163 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4164 Call default_function_array_read_conversion instead of
4165 default_function_array_conversion where needed.
4166 (c_parser_unary_expression, c_parser_conditional_expression,
4167 c_parser_postfix_expression_after_primary, c_parser_initelt):
4168 Likewise. Call mark_exp_read where needed.
4169 (c_parser_statement_after_labels, c_parser_asm_operands,
4170 c_parser_typeof_specifier, c_parser_sizeof_expression,
4171 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4173 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4175 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4176 (warn_unused_but_set_parameter): Default to warn_unused
4178 * doc/invoke.texi: Document -Wunused-but-set-variable and
4179 -Wunused-but-set-parameter.
4181 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4182 used count variable.
4183 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4184 when operandN variables aren't used in the body of the expander
4186 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4187 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4188 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4189 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4190 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4191 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4192 * tree.c (PROCESS_ARG): Likewise.
4194 2010-04-07 Simon Baldwin <simonb@google.com>
4196 * diagnostic.h (diagnostic_override_option_index): New macro to
4197 set a diagnostic's option_index.
4198 * c-tree.h (c_cpp_error): Add warning reason argument.
4199 * opts.c (_warning_as_error_callback): New.
4200 (register_warning_as_error_callback): Store callback for
4201 warnings enabled via enable_warning_as_error.
4202 (enable_warning_as_error): Call callback, minor code tidy.
4203 * opts.h (register_warning_as_error_callback): Declare.
4204 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4205 response to -Werror=.
4206 (c_common_init_options): Register warning_as_error_callback in opts.c.
4207 * common.opt: Add -Wno-cpp option.
4208 * c-common.c (struct reason_option_codes_t): Map cpp warning
4209 reason codes to gcc option indexes.
4210 * (c_option_controlling_cpp_error): New function, lookup the gcc
4211 option index for a cpp warning reason code.
4212 * (c_cpp_error): Add warning reason argument, call
4213 c_option_controlling_cpp_error for diagnostic_override_option_index.
4214 * doc/invoke.texi: Document -Wno-cpp.
4216 2010-04-07 Richard Guenther <rguenther@suse.de>
4218 * ipa-reference.c (mark_load): Use get_base_address.
4219 (mark_store): Likewise.
4221 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4222 inserting GIMPLE_NOPs into the IL.
4223 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4224 Explicitly strip handled components and indirect references.
4226 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4227 folding address expressions.
4228 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4229 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4230 operand_equal_p to compare decls.
4231 (ptr_deref_may_alias_decl_p): Likewise.
4232 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4233 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4234 Handle reversed comparison ops.
4235 * tree-sra.c (asm_visit_addr): Use get_base_address.
4236 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4237 * ipa-reference.c (mark_address): Use get_base_address.
4239 2010-04-07 Richard Guenther <rguenther@suse.de>
4241 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4242 Propagate constants everywhere.
4244 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4247 * tree.c (MAX_INT_CACHED_PREC): Define.
4248 (nonstandard_integer_type_cache): New array.
4249 (build_nonstandard_integer_type): Cache results for precision
4250 <= MAX_INT_CACHED_PREC.
4252 2010-04-07 Richard Guenther <rguenther@suse.de>
4254 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4255 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4256 * common.opt: Likewise.
4257 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4258 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4259 (nonoverlapping_memrefs_p): Likewise.
4260 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4261 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4262 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4263 OPT_fargument_noalias_global for backward compatibility.
4265 2010-04-07 Richard Guenther <rguenther@suse.de>
4267 PR tree-optimization/43270
4268 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4269 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4270 * tree-ssa-pre.c (phi_translate_1): Adjust.
4271 (fully_constant_expression): Split out vn_reference handling to ...
4272 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4273 Fold reads from constant strings.
4274 (vn_reference_lookup): Handle fully constant references.
4275 (vn_reference_lookup_pieces): Likewise.
4276 * Makefile.in (expmed.o-warn): Add -Wno-error.
4278 2010-04-07 Martin Jambor <mjambor@suse.cz>
4280 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4282 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4285 * gcc.c: Add -static-libstdc++ to list of recognized options.
4287 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4289 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4291 2010-04-07 Richard Guenther <rguenther@suse.de>
4294 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4295 bases build simple mem attributes to retain points-to information.
4297 2010-04-07 Richard Guenther <rguenther@suse.de>
4300 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4301 preserve points-to related information.
4303 2010-04-07 Richard Guenther <rguenther@suse.de>
4306 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4307 discard plain indirect references.
4308 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4309 * tree.c (tree_nop_conversion): Likewise.
4311 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4314 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4316 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4318 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4319 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4321 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4323 * tree-if-conv.c: Fix indentation and comments.
4325 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4327 * tree-if-conv.c: Sort static functions in topological order.
4329 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4331 * tree-if-conv.c: Fix indentation and comments.
4333 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4336 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4337 lang_hooks.types.type_for_size instead of
4338 build_nonstandard_integer_type.
4339 When converting an unsigned type to signed, double its precision.
4340 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4341 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4342 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4345 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4348 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4349 POINTER_PLUS_EXPR for pointer types.
4351 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4354 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4355 * graphite-clast-to-gimple.c: Include langhooks.h.
4356 (max_signed_precision_type): New.
4357 (max_precision_type): Takes two types as arguments.
4358 (precision_for_value): New.
4359 (precision_for_interval): New.
4360 (gcc_type_for_interval): New.
4361 (gcc_type_for_value): New.
4362 (gcc_type_for_clast_term): New.
4363 (gcc_type_for_clast_red): New.
4364 (gcc_type_for_clast_bin): New.
4365 (gcc_type_for_clast_expr): Split up into several functions.
4366 (gcc_type_for_clast_eq): Rewritten.
4367 (compute_bounds_for_level): New.
4368 (compute_type_for_level_1): New.
4369 (compute_type_for_level): New.
4370 (gcc_type_for_cloog_iv): Removed.
4371 (gcc_type_for_iv_of_clast_loop): Rewritten.
4372 (graphite_create_new_loop): Compute the lower and upper bound types
4373 with gcc_type_for_clast_expr.
4374 (graphite_create_new_loop_guard): Same.
4375 (find_cloog_iv_in_expr): Removed.
4376 (compute_cloog_iv_types_1): Removed.
4377 (compute_cloog_iv_types): Removed.
4378 (gloog): Do not call compute_cloog_iv_types.
4379 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4381 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4382 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4383 (GBB_CLOOG_IV_TYPES): Removed.
4385 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4387 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4388 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4389 (detect_commutative_reduction): Same.
4391 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4393 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4394 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4396 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4397 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4398 (rewrite_commutative_reductions_out_of_ssa): Same.
4399 * passes.c (execute_function_todo): Call verify_ssa for every pass
4400 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4401 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4402 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4403 with an extra argument.
4404 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4405 verify_ssa only when the extra argument is true.
4406 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4407 with an extra argument.
4408 (tree_transform_and_unroll_loop): Same.
4410 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4412 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4413 for all the passes of the LNO having LOOP_CLOSED_SSA.
4414 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4415 * tree-loop-distribution.c (pass_loop_distribution): Same.
4416 * tree-pass.h (TODO_verify_loops): Removed.
4417 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4419 (pass_tree_unswitch): Same.
4420 (pass_predcom): Same.
4421 (pass_vectorize): Same.
4422 (pass_linear_transform): Same.
4423 (pass_graphite_transforms): Same.
4424 (pass_iv_canon): Same.
4425 (pass_complete_unroll): Same.
4426 (pass_complete_unrolli): Same.
4427 (pass_parallelize_loops): Same.
4428 (pass_loop_prefetch): Same.
4429 (pass_iv_optimize): Same.
4431 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4434 * passes.c (init_optimization_passes): Move pass_lim before
4435 pass_copy_prop and pass_dce_loop.
4437 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4440 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4441 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4442 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4443 MULTI_* defines for 4 argument vpermil2p* builtins.
4445 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4447 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4448 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4449 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4450 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4451 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4452 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4453 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4454 Use x86_maybe_negate_const_int to output insn mnemonic.
4455 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4456 check from instruction predicate. Update comments.
4457 * config/i386/sync.md (sync_add<mode>): Use
4458 x86_maybe_negate_const_int to output insn mnemonic.
4460 2010-04-06 Jan Hubicka <jh@suse.cz>
4462 PR tree-optimization/42906
4463 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4464 IGNORE_SELF argument. Set visited_control_parents for fully
4466 (find_obviously_necessary_stmts): Update call of
4467 mark_control_dependent_edges_necessary.
4468 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4470 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4472 * config/i386/i386.md: Remove comment about 'e' and 'E'
4475 2010-04-06 Richard Guenther <rguenther@suse.de>
4477 PR tree-optimization/43627
4478 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4479 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4482 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4484 * BASE-VER: Change to 4.6.0.
4487 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4490 2010-04-06 Richard Guenther <rguenther@suse.de>
4493 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4495 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4497 * doc/invoke.texi (Optimize Options): Document that LTO
4498 won't remove object access purely due to incompatible
4501 2010-04-04 Matthias Klose <doko@ubuntu.com>
4503 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4504 Initialize variable.
4506 2010-04-03 Richard Guenther <rguenther@suse.de>
4509 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4510 require a non-NULL MEM_OFFSET.
4512 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4514 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4515 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4516 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4517 config/alpha/predicates.md, config/arm/arm.md,
4518 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4519 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4520 config/darwin9.h, config/darwin.c, config/darwin.h,
4521 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4522 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4523 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4524 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4525 config/mips/mips.md, config/mn10300/mn10300.c,
4526 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4527 config/rs6000/aix.h, config/rs6000/dfp.md,
4528 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4529 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4530 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4531 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4532 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4533 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4534 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4535 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4536 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4537 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4538 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4539 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4540 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4541 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4542 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4543 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4544 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4545 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4546 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4547 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4548 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4549 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4550 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4551 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4552 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4553 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4554 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4555 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4556 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4557 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4558 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4559 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4560 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4561 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4562 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4563 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4565 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4568 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4569 * aclocal.m4: Regenerate.
4571 2010-04-02 Richard Guenther <rguenther@suse.de>
4573 PR tree-optimization/43629
4574 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4575 if we have seen a constant value.
4577 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4579 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4581 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4584 * arm.c (legitimize_tls_address): Adjust call to
4585 gen_tls_load_dot_plus_four.
4586 (arm_note_pic_base): New function.
4587 (arm_cannot_copy_insn_p): Use it.
4588 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4591 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4596 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4598 * Makefile.in ($(out_object_file)): Depend on
4599 gt-$(basename $(notdir $(out_file))).h.
4601 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4603 * config.gcc (lm32-*-rtems*): Add t-lm32.
4605 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4607 * config.gcc: Add lm32-*-rtems*.
4608 * config/lm32/rtems.h: New file.
4610 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4613 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4615 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4617 * dwarf2out.c (output_compilation_unit_header): For
4618 -gdwarf-4 use version 4 instead of version 3.
4619 (output_line_info): For version 4 and above emit additional
4620 maximum ops per insn header field.
4621 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4623 * dwarf2out.c (is_c_family, is_java): Remove.
4624 (lower_bound_default): New function.
4625 (add_bound_info, gen_descr_array_type_die): Use it.
4627 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4630 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4631 re-declaration when it happens in a function.
4633 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4635 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4636 (cgraph_remove_function_insertion_hook): Same.
4637 (cgraph_call_function_insertion_hooks): Same.
4639 2010-04-01 Richard Guenther <rguenther@suse.de>
4642 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4643 and TREE_THIS_VOLATILE.
4644 (copy_ref_info): Likewise.
4645 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4646 * tree.c (build6_stat): Ignore side-effects of all but arg5
4647 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4650 2010-04-01 Richard Guenther <rguenther@suse.de>
4652 PR tree-optimization/43607
4653 * ipa-type-escape.c (check_call): Do not access non-existing
4656 2010-04-01 Richard Guenther <rguenther@suse.de>
4660 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4661 Jack Howarth <howarth@bromo.med.uc.edu>
4663 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4666 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4668 * doc/install.texi (Prerequisites): Document libelf usability on
4669 IRIX 5/6 and Solaris 2.
4670 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4671 Update GNU as, GNU ld requirements.
4672 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4673 Document Sun Studio compiler download.
4674 Update and simplify as, ld recommendations.
4675 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4677 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4679 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4680 with_tune_32 to pentium4.
4682 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4684 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4686 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4688 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4689 obsoletion, removal.
4691 Document GNU as requirement.
4692 Update configure requirements.
4693 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4694 Recomment IRIX 6.5.18+.
4695 Document IDF/IDL requirement.
4696 Document GNU as requirement.
4697 Document GNU ld bootstrap failure.
4698 Remove freeware.sgi.com reference.
4700 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4702 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4703 UNIX V4.0, V5.0 obsoletion, removal.
4704 Remove --with-gc=simple reference.
4705 Update VM requirements during bootstrap.
4706 Remove -oldas bootstrap description.
4707 Update binutils reference.
4708 Remove comparison failure note.
4710 2010-03-31 Richard Guenther <rguenther@suse.de>
4711 Zdenek Dvorak <ook@ucw.cz>
4712 Sebastian Pop <sebastian.pop@amd.com>
4715 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4716 with multiple arguments.
4717 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4719 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4721 * graphite-dependences.c (print_pddr): Call print_pdr with an
4723 * graphite-poly.c (debug_pdr): Add an extra argument for the
4726 (print_pbb_domain): Same.
4728 (print_scop_context): Same.
4730 (print_cloog): Same.
4731 (debug_pbb_domain): Same.
4735 (debug_scop_context): Same.
4737 (debug_cloog): Same.
4738 (print_scop_params): Same.
4739 (debug_scop_params): Same.
4740 (print_iteration_domain): Same.
4741 (print_iteration_domains): Same.
4742 (debug_iteration_domain): Same.
4743 (debug_iteration_domains): Same.
4744 (print_scattering_function): Same.
4745 (print_scattering_functions): Same.
4746 (debug_scattering_function): Same.
4747 (debug_scattering_functions): Same.
4748 * graphite-poly.h (debug_pdr): Update declaration.
4750 (print_pbb_domain): Same.
4752 (print_scop_context): Same.
4754 (print_cloog): Same.
4755 (debug_pbb_domain): Same.
4759 (debug_scop_context): Same.
4761 (debug_cloog): Same.
4762 (print_scop_params): Same.
4763 (debug_scop_params): Same.
4764 (print_iteration_domain): Same.
4765 (print_iteration_domains): Same.
4766 (debug_iteration_domain): Same.
4767 (debug_iteration_domains): Same.
4768 (print_scattering_function): Same.
4769 (print_scattering_functions): Same.
4770 (debug_scattering_function): Same.
4771 (debug_scattering_functions): Same.
4773 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4775 * graphite-poly.c (print_scattering_function_1): New.
4776 (print_scattering_function): Call it.
4777 (print_scop_params): Remove spaces at the end of lines.
4780 * graphite-poly.h (print_cloog): Declared.
4781 (debug_cloog): Declared.
4783 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4785 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4787 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4788 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4789 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4790 to switch between adding the IV bump in loop->latch or in loop->header.
4792 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4794 * graphite-poly.c (print_scattering_function): Pretty print following
4797 (print_pbb_domain): Same.
4798 (dump_gbb_cases): Same.
4799 (dump_gbb_conditions): Same.
4802 (print_scop_params): Same.
4803 (print_scop_context): Same.
4805 (print_pbb_body): New.
4806 (lst_indent_to): New.
4807 (print_lst): Start new lines with a #.
4808 * graphite-poly.h (pbb_bb): New.
4809 (pbb_index): Use pbb_bb.
4810 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4812 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4814 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4816 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4817 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4818 and 0 instead of 1 for dw_val_class_flag.
4819 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4820 dw_val_class_range_list, dw_val_class_loc_list,
4821 dw_val_class_lineptr and dw_val_class_macptr, use
4822 DW_FORM_flag_present for dw_val_class_flag and
4823 DW_FORM_exprloc for dw_val_class_loc.
4824 (output_die): For -gdwarf-4 print dw_val_class_loc
4825 size as uleb128 instead of 1 or 2 bytes and don't print
4826 anything for dw_val_class_flag.
4828 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4829 instead of cselib_lookup following by tweaking locs->setting_insn.
4832 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4833 even before returning from label, setjmp call or volatile asm
4836 2010-03-31 Richard Guenther <rguenther@suse.de>
4839 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4840 temporary data on stack.
4842 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4844 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4845 (PUSHSECTION_ASM_OP): Remove.
4846 (POPSECTION_ASM_OP): Remove.
4847 (PUSHSECTION_FORMAT): Remove.
4848 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4849 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4850 * config/sol2.c (solaris_output_init_fini): Use it.
4852 2010-03-31 Jie Zhang <jie@codesourcery.com>
4855 * opt-functions.awk (var_type_struct): Use signed char type
4856 for simple variables.
4858 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4860 * config/sol2.c: Include output.h.
4861 (solaris_assemble_visibility): New function.
4862 * config/t-sol2 (sol2.o): Add output.h dependency.
4863 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4864 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4867 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4870 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4871 V2SImode or XFmode on PRE_DEC.
4874 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4877 2010-03-31 Jie Zhang <jie@codesourcery.com>
4880 * reload.h (caller_save_initialized_p): Declare.
4881 * toplev.c (backend_init_target): Don't call
4882 init_caller_save but set caller_save_initialized_p to false.
4883 * caller-save.c (caller_save_initialized_p): Define.
4884 (init_caller_save): Check caller_save_initialized_p.
4885 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4887 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4890 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4891 and soft-fp/t-softfp to tmake_file.
4892 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4893 (LIBGCC2_TF_CEXT): Define.
4896 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4899 * cselib.c (n_useless_values): Document handling of debug locs.
4900 (n_useless_debug_values, n_debug_values): New variables.
4901 (new_elt_loc_list): Don't add to debug values, keep count.
4902 (promote_debug_loc): New.
4903 (cselib_reset_table): Zero new variables.
4904 (entry_and_rtx_equal_p): Promote debug locs.
4905 (discard_useless_locs): Increment n_useless_debug_values for
4907 (remove_useless_values): Adjust n_useless_values and n_debug_values
4908 with n_useless_debug_values.
4909 (add_mem_for_addr): Promote debug locs.
4910 (cselib_lookup_mem): Likewise.
4911 (cselib_lookup_addr): Renamed to...
4912 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4913 (cselib_log_lookup): ... this. Turn into...
4914 (cselib_lookup_addr): ... new wrapper.
4915 (cselib_lookup_from_insn): New.
4916 (cselib_invalidate_regno): Increment n_useless_debug_values for
4918 (cselib_invalidate_mem): Likewise.
4919 (cselib_process_insn): Take n_deleted and n_debug_values into
4920 account to guard remove_useless_value call.
4921 (cselib_finish): Zero n_useless_debug_values.
4922 * cselib.h (cselib_lookup_from_insn): Declare.
4923 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4924 (sched_analyze_2): Likewise.
4926 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4928 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4930 (adjust_mems): Replace narrowing SUBREG of expression containing
4931 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4932 with operations in the narrower mode.
4935 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4936 regs_invalidated_by_call instead all call_used_reg_set registers.
4938 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4941 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4942 pointer comparisons with types_compatible_p.
4943 * tree-vect-stmts.c (vectorizable_call): Same.
4944 (vectorizable_condition): Same.
4946 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4948 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4949 stack check if the mask would be zero.
4951 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4952 Jack Howarth <howarth@bromo.med.uc.edu>
4954 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4957 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4960 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4962 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4963 Include ___unordxf2 and ___unordtf2.
4964 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4967 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4969 * config/lm32/t-lm32: New file.
4970 * config.gcc: Use the above file when targetting lm32.
4972 2010-03-28 Duncan Sands <baldrick@free.fr>
4974 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4976 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4979 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4980 Improve vectorization cost model diagnostic.
4982 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4985 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4986 compute_data_dependences_for_loop returns false, early exit
4987 and output an extra diagnostic for the failed data reference
4990 2010-03-29 Richard Guenther <rguenther@suse.de>
4992 PR tree-optimization/43560
4993 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4994 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4996 2010-03-29 Jie Zhang <jie@codesourcery.com>
4999 * toplev.c (process_options): Set optimization_default_node
5000 and optimization_current_node.
5001 * opts.c (decode_options): Don't set optimization_default_node
5002 and optimization_current_node.
5004 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5006 * config/rtems.h: Abandon -qrtems_debug.
5008 2010-03-28 Jan Hubicka <jh@suse.cz>
5010 PR tree-optimization/43505
5011 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5012 map should not be copied.
5014 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5017 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5018 cdtors, set DECL_PRESERVE_P.
5019 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5022 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5024 PR tree-optimization/43528
5025 * stor-layout.c (place_field): Check that constant fits into
5026 unsigned HWI when skipping calculation of MS bitfield layout.
5028 2010-03-27 Jan Hubicka <jh@suse.cz>
5031 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5032 notice_global_symbol work.
5034 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5036 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5037 instead of dwarf2out_decl.
5038 (struct var_loc_node): Remove section_label field.
5039 (dwarf2out_function_decl): New function.
5040 (dwarf2out_var_location): Don't set section_label field.
5041 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5043 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5045 PR tree-optimization/43544
5046 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5047 First argument for builtin vectorized function hook is now a
5048 tree to be able to distinguish between machine specific and
5050 * targhooks.c (default_builtin_vectorized_function): Ditto.
5051 * targhooks.h (default_builtin_vectorized_function): Ditto.
5052 * target.h (struct gcc_target): Ditto.
5053 * tree-vect-stmts.c (vectorizable_function): Ditto.
5054 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5055 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5058 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5061 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5062 nested binding iff it is a FUNCTION_DECL.
5063 (store_parm_decls_newstyle): Pass nested=true to bind for
5064 FUNCTION_DECLs amongst parameters.
5066 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5068 * var-tracking.c (vt_expand_loc_callback): Don't run
5069 cselib_expand_value_rtx_cb in dummy mode if
5070 cselib_dummy_expand_value_rtx_cb returned false.
5072 * var-tracking.c (emit_note_insn_var_location): For one part
5073 notes with offset 0, don't add EXPR_LIST around the location.
5074 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5075 add_location_or_const_value_attribute): Adjust for that change.
5078 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5079 into first operand and location into second.
5080 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5081 dw_cfi_oprnd_loc for DW_CFA_expression.
5082 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5083 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5084 assume first argument is regnum and second argument is location.
5086 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5089 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5090 of scratch register to DImode. Split to DImode comparison operator.
5091 Use SImode subreg of scratch register in the multiplication.
5092 (*cmp_sadd_sidi): Ditto.
5093 (*cmp_ssub_si): Ditto.
5094 (*cmp_ssub_sidi): Ditto.
5096 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5099 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5100 Remove invalid assert and wrong comment.
5102 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5105 * flags.h (final_insns_dump_p): New extern.
5106 * final.c (final_insns_dump_p): New variable.
5107 (rest_of_clean_state): Set it before -fdump-final-insns=
5108 dumping, clear afterwards.
5109 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5110 MEM_ALIAS_SET on MEMs.
5112 2010-03-26 David S. Miller <davem@davemloft.net>
5114 * configure.ac: Fix sparc GOTDATA_OP bug check.
5115 * configure: Rebuild.
5117 2010-03-26 Alan Modra <amodra@gmail.com>
5119 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5121 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5123 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5124 TLS_SECTION_ASM_FLAG.
5126 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5129 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5130 Clear first_function_block_is_cold.
5133 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5134 argument if the argument is truth_value_p.
5136 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5138 * config/rs6000/constraints.md: Update copyright year for my changes.
5141 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5142 used in reg+reg addressing, swap registers.
5144 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5147 * target.h (struct gcc_target): Add code_end hook.
5148 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5150 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5151 * toplev.c (compile_file): Call targetm.asm_out.code_end
5152 hook before unwind info/debug info output.
5153 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5154 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5155 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5156 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5157 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5158 * config/i386/i386.c (ix86_file_end): Renamed to...
5159 (ix86_code_end): ... this. Make static. Don't call
5160 file_end_indicate_exec_stack. Emit unwind info using
5161 final_start_function/final_end_function.
5162 (darwin_x86_file_end): Remove.
5163 (TARGET_ASM_CODE_END): Define.
5164 * config/i386/i386.h (TARGET_ASM_FILE_END,
5165 NEED_INDICATE_EXEC_STACK): Don't define.
5166 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5167 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5168 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5169 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5172 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5173 at the beginning and final_end_function at the end.
5174 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5176 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5178 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5179 and Sun as TLS syntax.
5180 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5181 * configure: Regenerate.
5182 * config.in: Regenerate.
5183 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5184 (default_elf_asm_named_section): Use it.
5185 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5186 (i386_output_dwarf_dtprel): Likewise.
5187 (output_addr_const_extra): Likewise.
5188 (output_pic_addr_const): Lowercase @GOTTPOFF.
5189 (output_addr_const_extra): Likewise.
5190 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5191 (output_addr_const_extra): Likewise.
5192 (output_pic_addr_const): Lowercase @INDNTPOFF.
5193 (output_addr_const_extra): Likewise.
5194 (output_pic_addr_const): Lowercase @NTPOFF.
5195 (output_addr_const_extra): Likewise.
5196 (output_pic_addr_const): Lowercase @TPOFF.
5197 (output_addr_const_extra): Likewise.
5198 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5199 (*tls_global_dynamic_64): Likewise.
5200 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5201 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5203 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5204 (ASM_OUTPUT_TLS_COMMON): Use it.
5205 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5208 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5209 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5210 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5211 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5212 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5213 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5215 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5217 * config/i386/i386.c (override_options): Don't accept
5218 -mtls-dialect=sun any longer.
5219 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5220 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5221 (*tls_local_dynamic_base_32_sun): Likewise.
5222 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5224 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5227 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5228 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5231 * ira.c (adjust_cleared_regs): New function.
5232 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5236 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5238 * expr.c (expand_expr_real): Restore previous
5239 curr_insn_source_location and curr_insn_block after
5240 expand_expr_real_1 call.
5241 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5242 instead of expand_expr_real_1.
5244 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5246 PR rtl-optimization/43413
5247 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5250 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5253 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5254 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5256 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5258 * config/i386/i386.c (ix86_target_string): Add -mfma.
5259 Fix a typo in comment.
5261 2010-03-22 Mike Stump <mikestump@comcast.net>
5264 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5265 Don't overly align based upon packed packed fields.
5267 2010-03-22 Jason Merrill <jason@redhat.com>
5269 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5270 Use () rather than [], and move before the element type.
5272 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5274 * doc/configfiles.texi (Configuration Files): Removed
5275 fixinc/Makefile*, intl/Makefile.*.
5276 * doc/makefile.texi: Fixed markup. Abstract from version
5277 control system used.
5278 (Makefile): Removed obsolete gcc/java/parse.y example.
5279 * doc/sourcebuild.texi: Likewise.
5280 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5281 libgomp, libssp. Removed fastjar.
5282 (Miscellaneous Docs): Clarify location.
5283 Added COPYING3, COPYING3.LIB.
5284 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5286 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5289 * config/i386/i386.c (x86_function_profiler)
5290 [!NO_PROFILE_COUNTERS]: Fix typo.
5291 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5294 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5295 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5297 * doc/sourcebuild.texi (Test Directives): Split into six
5298 subsections, with most of the current text in new subsections
5299 Directives, Selectors, and Final Actions.
5300 (Directives): Split list of test directives into multiple
5302 (Selectors): Describe use and syntax of selectors.
5303 (Effective-Target Keywords): Describe all existing keywords.
5304 (Add Options): Describe features for dg-add-options.
5305 (Require Support): Describe variants of dg-require-support.
5306 (Final Actions): Describe commands to use in dg-final.
5308 2010-03-22 Michael Matz <matz@suse.de>
5311 * recog.c (validate_replace_rtx_group): Replace also in
5312 REG_EQUAL and REG_EQUIV notes.
5314 2010-03-22 Richard Guenther <rguenther@suse.de>
5316 PR tree-optimization/43390
5317 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5318 sure vector extracts are type correct.
5320 2010-03-22 Richard Guenther <rguenther@suse.de>
5323 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5324 x * sqrt (x) even when optimizing for size if the target
5325 has native support for sqrt.
5327 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5329 * varasm.c (make_decl_rtl_for_debug): Also clear
5330 flag_mudflap for the duration of make_decl_rtl call.
5333 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5334 locs from preserved VALUEs.
5336 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5339 * pa.md (movmemsi): Set align to one if zero.
5340 (movmemdi): Likewise.
5342 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5345 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5346 with their corresponding prologue pushes.
5348 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5351 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5352 at the begining or end.
5353 (spu_expand_epilogue): Likewise.
5355 2010-03-20 Richard Guenther <rguenther@suse.de>
5357 PR rtl-optimization/43438
5358 * combine.c (make_extraction): Properly zero-/sign-extend an
5359 extraction of the low part of a CONST_INT. Also handle
5362 2010-03-19 Mike Stump <mikestump@comcast.net>
5364 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5365 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5366 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5368 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5371 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5374 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5376 PR rtl-optimization/42258
5377 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5378 use that may match DEF.
5381 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5382 the cost of loading the constant rather than assuming
5384 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5385 outer code is AND, do the same tests as the andsi3 expander and
5386 return COSTS_N_INSNS (1) if and is cheap.
5388 * optabs.c (avoid_expensive_constant): Fix formatting.
5390 2010-03-19 Michael Matz <matz@suse.de>
5393 * attribs.c (decl_attributes): When rebuilding a function pointer
5394 type use the same qualifiers as the original pointer type.
5396 2010-03-19 Martin Jambor <mjambor@suse.cz>
5398 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5399 and is_gimple_ip_invariant_address.
5401 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5404 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5406 * config/arm/arm.c (arm_override_options): Turn off
5407 flag_dwarf2_cfi_asm for AAPCS variants.
5409 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5412 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5413 Use PRE_MODIFY instead of PRE_DEC.
5414 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5415 (vfp_emit_fstmd): Likewise.
5417 2010-03-19 Michael Matz <matz@suse.de>
5420 * builtins.c (expand_builtin_interclass_mathfn,
5421 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5424 2010-03-19 Richard Guenther <rguenther@suse.de>
5426 PR tree-optimization/43415
5427 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5428 (phi_translate_1): ... this.
5429 (phi_translate): Move all caching here. Cache all NARY
5430 and REFERENCE translations.
5432 2010-03-19 David S. Miller <davem@davemloft.net>
5434 With help from Eric Botcazou.
5435 * config/sparc/sparc.c: Include dwarf2out.h.
5436 (emit_pic_helper): Delete.
5437 (pic_helper_symbol_name): Delete.
5438 (pic_helper_emitted_p): Delete.
5439 (pic_helper_needed): New.
5440 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5441 (get_pc_thunk_name): New.
5442 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5443 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5444 Set pic_helper_needed to true. Don't call emit_pic_helper.
5445 (sparc_expand_prologue): Update load_pic_register call.
5446 (sparc_output_mi_thunk): Likewise.
5447 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5448 thunk if possible. Output CFI information as needed.
5450 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5451 Jack Howarth <howarth@bromo.med.uc.edu>
5454 * config/i386/i386.h: Fix ABI on darwin x86-32.
5456 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5458 * tree.h: Declare make_decl_rtl_for_debug.
5459 * varasm.c (make_decl_rtl_for_debug): New.
5460 * dwarf2out.c (rtl_for_decl_location): Call it.
5461 * cfgexpand.c (expand_debug_expr): Call it.
5463 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5466 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5470 * var-tracking.c (vt_init_cfa_base): Do nothing if
5471 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5473 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5476 * var-tracking.c (canonicalize_vars_star): New.
5477 (dataflow_post_merge_adjust): Use it.
5479 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5482 * var-tracking.c (non_suitable_const): New function.
5483 (add_uses): For DEBUG_INSNs with constants, don't record any
5484 value, instead just the constant value itself.
5485 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5486 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5487 (emit_notes_in_bb): Likewise.
5488 (emit_note_insn_var_location): For onepart variables if
5489 cur_loc is a VOIDmode constant, use DECL_MODE.
5491 2010-03-18 Martin Jambor <mjambor@suse.cz>
5494 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5495 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5496 all non-clones. Moved call redirection...
5497 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5498 (cgraph_materialize_all_clones): Dispose of all
5499 combined_args_to_skip bitmaps.
5500 (verify_cgraph_node): Do not check for edges pointing to wrong
5501 nodes in inline clones.
5502 * tree-inline.c (copy_bb): Call
5503 cgraph_redirect_edge_call_stmt_to_callee.
5504 * ipa.c (cgraph_remove_unreachable_nodes): Call
5505 cgraph_node_remove_callees even when there are used clones.
5507 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5509 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5511 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5514 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5517 2010-03-18 Michael Matz <matz@suse.de>
5520 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5521 into sqrt(x) if we need to preserve signed zeros.
5523 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5524 Eric Botcazou <ebotcazou@adacore.com>
5526 PR rtl-optimization/43360
5527 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5528 note if we don't know its invariant status.
5530 2010-03-18 Michael Matz <matz@suse.de>
5532 PR tree-optimization/43402
5533 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5534 PHI chains of ssa names registered for update.
5536 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5539 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5540 non-offsettable and pre_modify update addressing.
5541 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5542 and "2" alternatives "#".
5543 (*movdd_softfloat32): Make all alternatives "#";
5544 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5545 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5546 (*movdf_softfloat32): Make all alternatives "#";
5547 (movdi): Use the new DIFD mode iterator to create a common splitter
5548 for movdi, movdf and movdd patterns.
5550 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5552 * common.opt (dumpdir): Remove redundant tab.
5554 2010-03-17 Martin Jambor <mjambor@suse.cz>
5556 PR tree-optimization/43347
5557 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5558 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5560 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5562 PR rtl-optimization/42216
5563 * regrename.c (create_new_chain): New function, broken out from...
5564 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5565 appending a use to an empty chain.
5566 (build_def_use): Remove previous changes that convert OP_INOUT to
5567 OP_OUT operands; instead detect the case where an OP_INOUT operand
5568 uses a previously untracked register and create an empty chain for it.
5570 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5572 * doc/extend.texi (Function Attributes): Rewrite unfinished
5573 sentence in ms_abi documentation.
5575 2010-03-17 Alan Modra <amodra@gmail.com>
5577 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5578 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5579 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5580 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5582 2010-03-16 Richard Henderson <rth@redhat.com>
5585 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5586 (lower_try_finally): Save and restore eh_seq around the expansion
5589 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5591 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5592 statements before splitting block.
5594 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5596 * doc/sourcebuild.texi (Testsuites): Fix markup.
5597 Use pathnames relative to gcc/testsuite.
5598 (Test Directives): Move description of how timeout is determined.
5599 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5600 (C Tests): Correct gcc.misc-tests directory.
5601 Framework tests now live in gcc.test-framework.
5603 2010-03-16 Richard Guenther <rguenther@suse.de>
5606 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5607 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5609 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5610 Alexandre Oliva <aoliva@redhat.com>
5612 PR tree-optimization/42917
5613 * lambda-code.c (remove_iv): Skip debug statements.
5614 (lambda_loopnest_to_gcc_loopnest): Likewise.
5615 (not_interesting_stmt): Debug statements are not interesting.
5617 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5621 * cselib.c (cselib_preserve_constants,
5622 cfa_base_preserved_val): New static variables.
5623 (preserve_only_constants): New function.
5624 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5625 clear its REG_VALUES. If cselib_preserve_constants, don't
5626 empty the whole hash table, but preserve there VALUEs with constants,
5627 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5628 (cselib_preserve_cfa_base_value): New function.
5629 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5630 (cselib_init): Change argument to int bitfield. Set
5631 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5633 (cselib_finish): Clear cselib_preserve_constants and
5634 cfa_base_preserved_val.
5635 * cselib.h (enum cselib_record_what): New enum.
5636 (cselib_init): Change argument to int.
5637 (cselib_preserve_cfa_base_value): New prototype.
5638 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5639 * dse.c (dse_step1): Likewise.
5640 * cfgcleanup.c (thread_jump): Likewise.
5641 * sched-deps.c (sched_analyze): Likewise.
5642 * gcse.c (local_cprop_pass): Likewise.
5643 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5644 If FN is non-NULL, call the callback always and whenever it returns
5645 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5646 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5647 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5648 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5649 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5650 * var-tracking.c: Include recog.h.
5651 (bb_stack_adjust_offset): Remove.
5652 (vt_stack_adjustments): Don't call it, instead just gather the
5653 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5654 (adjust_stack_reference): Remove.
5655 (compute_cfa_pointer): New function.
5656 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5657 (struct adjust_mem_data): New type.
5658 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5660 (get_address_mode): New function.
5661 (replace_expr_with_values): Use it.
5662 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5663 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5664 (adjust_sets): Remove.
5665 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5666 Use get_address_mode.
5667 (get_adjusted_src): Remove.
5668 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5669 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5670 (add_with_sets): Don't call adjust_sets.
5671 (fp_setter, vt_init_cfa_base): New functions.
5672 (vt_initialize): Change return type to bool. Move most of pool etc.
5673 initialization to the beginning of the function from end. Pass
5674 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5675 If !frame_pointer_needed, call vt_stack_adjustment before mos
5676 vector is filled, call vt_init_cfa_base if argp/framep has been
5677 eliminated to sp. If frame_pointer_needed and argp/framep has
5678 been eliminated to hard frame pointer, set
5679 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5680 encountering fp setter in the prologue. For MO_ADJUST, call
5681 log_op_type before pusing the op into mos vector, not afterwards.
5682 Call adjust_insn before cselib_process_insn/add_with_sets,
5683 call cancel_changes (0) afterwards.
5684 (variable_tracking_main_1): Adjust for vt_initialize calling
5685 vt_stack_adjustments and returning whether it succeeded or not.
5687 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5689 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5692 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5694 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5696 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5697 drap_reg has not been set.
5699 2010-03-15 Michael Matz <matz@suse.de>
5702 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5703 use it to expand block copies.
5704 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5705 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5706 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5708 2010-03-15 Richard Guenther <rguenther@suse.de>
5710 PR tree-optimization/43367
5711 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5714 2010-03-15 Richard Guenther <rguenther@suse.de>
5716 PR tree-optimization/43317
5717 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5719 2010-03-15 Martin Jambor <mjambor@suse.cz>
5721 PR tree-optimization/43141
5722 * tree-sra.c (create_abstract_origin): New function.
5723 (modify_function): Call create_abstract_origin.
5725 2010-03-15 Chris Demetriou <cgd@google.com>
5727 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5730 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5733 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5734 call insert_out_of_ssa_copy for default definitions.
5736 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5738 * graphite-clast-to-gimple.c (my_long_long): Defined.
5739 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5740 * graphite-sese-to-poly.c (my_long_long): Defined.
5741 (scop_ivs_can_be_represented): Use it.
5743 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5745 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5746 graphite-max-bbs-per-function, and loop-block-tile-size.
5747 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5749 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5751 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5753 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5754 forward declaration.
5755 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5756 (add_upper_bounds_from_estimated_nit): New.
5757 (build_loop_iteration_domains): Use it.
5759 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5761 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5763 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5766 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5767 should be an INTEGER_CST. Also handle CASE_CONVERT.
5769 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5771 * graphite.c (graphite_initialize): To bound the number of bbs per
5772 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5773 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5774 * doc/invoke.texi: Document it.
5776 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5778 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5779 * graphite-sese-to-poly.h (build_poly_scop): Same.
5781 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5783 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5784 the number of parameters in the scop. Use as an upper bound
5785 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5786 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5787 * doc/invoke.texi: Document it.
5789 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5791 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5792 * doc/c-tree.texi: Remove.
5793 * doc/generic.texi: Merge c-tree.texi here.
5794 * doc/gccint.texi (Trees): Remove menu entry.
5795 (c-tree.texi): Remove @include.
5796 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5797 * doc/languages.texi (Reading RTL): Ditto.
5799 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5802 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5804 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5807 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5808 code added to work around reload clobbering CONST insns.
5810 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5812 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5813 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5814 (cselib_preserve_only_values): Remove retain argument, don't
5815 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5816 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5817 * var-tracking.c (micro_operation): Move insn field before union.
5818 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5819 (struct variable_tracking_info_def): Remove n_mos field, change
5820 mos into a vector of micro_operations.
5821 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5822 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5823 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5824 changing into a vector.
5825 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5826 come before all other uops generated by add_stores.
5827 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5829 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5830 a vector. Run just one pass over the bbs instead of separate counting
5831 and computation phase.
5832 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5835 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5836 into *nonlocalized_list vector.
5837 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5838 even if origin is non-NULL.
5839 (gen_variable_die): Likewise.
5840 (process_scope_var): Don't change origin.
5841 (gen_decl_die): Likewise.
5842 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5843 before adding new edges instead of after it, fix moving over
5846 2010-03-11 David S. Miller <davem@davemloft.net>
5848 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5850 * configure: Rebuild.
5852 2010-03-11 Martin Jambor <mjambor@suse.cz>
5854 PR tree-optimization/43257
5855 * tree.c (assign_assembler_name_if_neeeded): New function.
5856 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5858 * tree.h (assign_assembler_name_if_neeeded): Declare.
5859 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5860 the function if needed.
5862 2010-03-11 Chris Demetriou <cgd@google.com>
5864 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5865 include/stdint-gcc.h, and include/stdint.h world-readable.
5867 2010-03-11 Richard Guenther <rguenther@suse.de>
5869 PR tree-optimization/43255
5870 * tree-vrp.c (process_assert_insertions_for): Do not insert
5871 asserts for trivial conditions.
5873 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5875 PR tree-optimization/43280
5876 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5877 generation. Move calculation of size out of the if branch.
5878 (find_bswap): Modify compare number generation.
5880 2010-03-11 Richard Guenther <rguenther@suse.de>
5883 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5884 (input_gimple_stmt): Fixup handled component types during
5885 operand read. Also fix up decls in ADDR_EXPRs.
5887 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5889 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5890 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5892 2010-03-10 Jan Hubicka <jh@suse.cz>
5895 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5896 * varasm.c (get_variable_section): Don't do that here...
5897 (make_decl_rtl): ... and here.
5898 (do_assemble_alias): Produce decl RTL.
5899 (assemble_alias): Likewise.
5901 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5904 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5905 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5907 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5908 (based_loc_descr): Only express drap or vdrap regno based expressions
5909 using DW_OP_fbreg when not optimizing.
5910 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5911 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5912 REG_CFA_SET_VDRAP note.
5914 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5916 PR tree-optimization/43236
5917 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5918 error in calculation of base address in reverse iteration case.
5919 (generate_builtin): Take number of latch executions if the statement
5922 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5925 * tree-eh.c: Include pointer-set.h.
5926 (lower_eh_dispatch): Filter out duplicate case labels and
5927 remove the unneeded edge when the label is unused. Return
5928 true when some edges are removed.
5929 (execute_lower_eh_dispatch): When any lowering resulted in
5930 removing an edge, also delete unreachable blocks.
5932 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5935 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5936 UNSPEC_MACHOPIC_OFFSET.
5938 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5941 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5942 (m68k_delegitimize_address): New function.
5944 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5947 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5950 * var-tracking.c (adjust_sets): New function.
5951 (count_with_sets, add_with_sets): Use it.
5952 (get_adjusted_src): New inline function.
5953 (add_stores): Use it.
5956 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5957 call cselib_dummy_expand_value_rtx_cb instead of
5958 cselib_expand_value_rtx_cb.
5961 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5962 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5963 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5964 and .cfi_endproc around the pic thunks.
5965 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5966 all queued unwind info register saves are saved before the call.
5967 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5968 considered as sp-=4 for unwind info and the pop as sp+=4 which
5969 also clobbers dest, but doesn't actually restore it.
5972 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5973 RTX_FRAME_RELATED_P.
5975 2010-03-09 Jie Zhang <jie@codesourcery.com>
5977 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5978 whitespaces in output template.
5980 2010-03-09 Jie Zhang <jie@codesourcery.com>
5982 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5985 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5987 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5988 builtins.exp in a separate job.
5990 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5992 * graphite-sese-to-poly.c (add_param_constraints): Use
5993 lower_bound_in_type and upper_bound_in_type.
5995 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5997 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5998 instead of unsigned_type_node.
6000 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6001 Reza Yazdani <reza.yazdani@amd.com>
6004 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6005 on pointer type parameters.
6007 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6011 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6012 handle conversions from pointer to integers.
6013 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6014 induction variable, to be able to work with code generated by CLooG.
6015 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6016 (build_poly_scop): Bail out if we cannot codegen a loop.
6018 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6020 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6021 code generation with gloog_error.
6023 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6025 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6026 Call fold_convert on all the returned values.
6027 (expand_scalar_variables_expr): Pass to
6028 expand_scalar_variables_ssa_name the type of the resulting expression.
6030 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6032 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6033 ppl_min_for_le_pointset.
6034 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6035 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6037 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6039 * graphite-dependences.c (map_into_dep_poly): Removed.
6040 (dependence_polyhedron_1): Use combine_context_id_scat.
6042 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6044 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6045 (struct poly_bb): Same.
6046 (combine_context_id_scat): New.
6048 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6051 * sese.c (name_defined_in_loop_p): Return false for default
6054 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6056 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6057 and clean up the logic.
6059 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6061 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6064 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6066 * var-tracking.c (remove_cselib_value_chains): Define only for
6068 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6069 delete_slot_part, emit_notes_for_differences_1): Don't call
6070 remove_cselib_value_chains here.
6071 (set_slot_part, emit_notes_for_differences_2): Don't call
6072 add_cselib_value_chains here.
6073 (preserved_values): New vector.
6074 (preserve_value): New function.
6075 (add_uses, add_stores, vt_add_function_parameters): Use it
6076 instead of cselib_preserve_value.
6077 (changed_values_stack): New vector.
6078 (check_changed_vars_0): New function.
6079 (check_changed_vars_1, check_changed_vars_2): Use it.
6080 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6081 changed_values_stack VALUEs.
6082 (vt_emit_notes): For all preserved_values call
6083 add_cselib_value_chains. If ENABLE_CHECKING call
6084 remove_cselib_value_chains before verifying value_chains is empty.
6085 Initialize and free changed_values_stack.
6086 (vt_initialize): Initialize preserved_values.
6087 (vt_finalize): Free preserved_values.
6089 2010-03-08 Richard Guenther <rguenther@suse.de>
6091 PR tree-optimization/43269
6092 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6095 2010-03-08 Martin Jambor <mjambor@suse.cz>
6097 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6098 (ipa_is_param_called): Removed.
6099 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6100 (ipa_print_node_params): Do not print the called flag.
6101 (ipa_write_node_info): Do not stream the called flag.
6102 (ipa_read_node_info): Likewise.
6104 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6107 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6108 * cselib.c (struct expand_value_data): Add dummy field.
6109 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6111 (cselib_dummy_expand_value_rtx_cb): New function.
6112 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6114 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6115 * var-tracking.c: Include pointer-set.h.
6116 (variable): Change n_var_parts to char from int. Add
6117 cur_loc_changed and in_changed_variables fields.
6118 (variable_canonicalize): Remove.
6119 (shared_var_p): New inline function.
6120 (unshare_variable): Maintain cur_loc_changed and
6121 in_changed_variables fields. If var was in changed_variables,
6122 replace it there with new_var. Just copy cur_loc instead of
6123 resetting it to something else.
6124 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6125 (dataflow_set_union): Don't call variable_canonicalize.
6126 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6127 of their DEBUG_EXPR_TREE_DECLs.
6128 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6129 and in_changed_variables and cur_loc_changed is false.
6130 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6131 and cur_loc_changed. Don't update cur_loc here.
6132 (variable_merge_over_src): Don't call variable_canonicalize.
6133 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6134 removing loc that is equal to cur_loc, clear cur_loc,
6135 set cur_loc_changed and ensure variable_was_changed is called.
6136 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6137 compare pointers in cur_loc check, if it is equal to loc,
6138 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6139 (variable_different_p): Remove compare_current_location argument,
6140 don't compare cur_loc.
6141 (dataflow_set_different_1): Adjust variable_different_p caller.
6142 (variable_was_changed): If dv had some var in changed_variables
6143 already, reset in_changed_variables flag for it and propagate
6144 cur_loc_changed over to the new variable. On empty var
6145 always set cur_loc_changed. Set in_changed_variables on whatever
6146 var is added to changed_variables.
6147 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6148 Use shared_var_p. When removing loc that is equal to cur_loc,
6149 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6150 end, don't set it to something else, just call variable_was_changed.
6151 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6152 loc being removed, clear cur_loc and set cur_loc_changed.
6153 Set cur_loc_changed if all locations have been removed.
6154 (struct expand_loc_callback_data): New type.
6155 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6156 allocated. Always create SUBREGs if simplify_subreg failed.
6157 Prefer to use cur_loc, when that fails and still in
6158 changed_variables (and seen first time) recompute it. Set
6159 cur_loc_changed of variables which had to change cur_loc and
6160 compute elcd->cur_loc_changed if any of the subexpressions used
6161 had to change cur_loc.
6162 (vt_expand_loc): Adjust to pass arguments in
6163 expand_loc_callback_data structure.
6164 (vt_expand_loc_dummy): New function.
6165 (emitted_notes): New variable.
6166 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6167 that weren't used for any other decl in current
6168 emit_notes_for_changes call call vt_expand_loc_dummy to update
6169 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6170 first loc_chain location if NULL before. Always use just
6171 cur_loc instead of first loc_chain location. When cur_loc_changed
6172 is false, when not --enable-checking=rtl just don't emit any note.
6173 When rtl checking, compute the note and assert it is the same
6174 as previous note. Clear cur_loc_changed and in_changed_variables
6175 at the end before removing from changed_variables.
6176 (check_changed_vars_3): New function.
6177 (emit_notes_for_changes): Traverse changed_vars to call
6178 check_changed_vars_3 on each changed var.
6179 (emit_notes_for_differences_1): Clear cur_loc_changed and
6180 in_changed_variables. Recompute cur_loc of new_var.
6181 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6182 (vt_emit_notes): Initialize and destroy emitted_notes.
6184 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6186 PR rtl-optimization/42220
6187 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6188 Use verify_reg_tracked to determine if we should use OP_OUT rather
6190 (build_def_use): If we see an in-out operand for a register that we
6191 know nothing about, treat is an output if possible, fail the block if
6194 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6197 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6200 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6203 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6204 uses of relevant DEFs that are dead outside the loop too.
6206 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6208 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6210 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6212 * var-tracking.c (values_to_unmark): New variable.
6213 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6214 values_to_unmark vector. Moved body to...
6215 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6216 instead queue it into values_to_unmark vector.
6217 (vt_find_locations): Free values_to_unmark vector.
6219 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6221 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6222 (site.exp): Export them when plugins are enabled.
6224 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6227 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6229 (chrec_fold_multiply): Same.
6231 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6234 * c-decl.c (build_compound_literal): Return early if init is
6237 2010-03-04 Martin Jambor <mjambor@suse.cz>
6239 PR tree-optimization/43164
6240 PR tree-optimization/43191
6241 * tree-sra.c (type_consists_of_records_p): Reject records with
6242 zero-size bit-fields at the end.
6244 2010-03-04 Mike Stump <mikestump@comcast.net>
6246 * Makefile.in (TAGS): Remove *.y.
6248 2010-03-04 Richard Guenther <rguenther@suse.de>
6250 PR tree-optimization/40761
6251 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6253 (my_rev_post_order_compute): New function.
6254 (init_pre): Call it.
6256 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6259 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6260 decrease the cost of an IV candidate when the cost is infinite.
6262 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6264 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6265 Use '3DNow!' for the extension of that name, ensure normal space
6267 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6269 2010-03-03 Jeff Law <law@redhat.com>
6271 * PR middle-end/32693
6272 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6273 than gen_rtx_SUBREG.
6274 (extract_bit_field_1): Likewise.
6276 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6278 * doc/sourcebuild.texi (Test directives): Document that arguments
6279 include-opts and exclude-opts are now optional for dg-skip-if,
6280 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6282 2010-03-03 Jason Merrill <jason@redhat.com>
6285 * cgraph.h (varpool_node): Add extra_name field.
6286 * varpool.c (varpool_extra_name_alias): New.
6287 (varpool_assemble_decl): Emit extra name aliases.
6288 (varpool_mark_needed_node): Look past an extra name alias.
6289 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6290 * lto-streamer-in.c (lto_input_tree): Read it.
6291 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6293 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6295 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6296 (sparc*-*-solaris2*): ...this.
6298 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6301 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6302 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6303 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6304 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6307 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6308 fallthrough to default handling, just with want_address 0 instead of 2.
6309 For single element lists, add_AT_loc directly, otherwise create an
6310 artificial variable DIE and stick location list to it.
6313 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6314 (VAL_EXPR_HAS_REVERSE): Define.
6315 (reverse_op): New function.
6316 (add_stores): For reversible operations add an extra MO_VAL_USE.
6318 2010-03-02 Jason Merrill <jason@redhat.com>
6320 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6322 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6324 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6325 (sparc64-*-linux*): Likewise.
6326 (sparc64-*-solaris2*): Include assembler files before linker ones.
6327 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6328 * config/sparc/gas.h: Delete.
6329 * config/sparc/sol2-64.h: Add copyright notice.
6330 * config/sparc/sol2-gas-bi.h: Likewise.
6331 * config/sparc/sol2-gld.h: Likewise.
6332 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6333 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6334 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6335 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6336 (sparc_elf_asm_named_section): Rename into...
6337 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6339 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6341 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6343 2010-03-02 Jeff Law <law@redhat.com>
6346 * reload1.c (rtx_p, substitute_stack): Declare.
6347 (substitute): Record addresses of changed rtxs.
6348 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6349 Restore the original rtx when complete.
6350 (reload): Free subsitute_stack when complete.
6352 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6354 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6355 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6357 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6358 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6359 Torture Tests): Change from subsection to section.
6361 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6362 Steven Bosscher <steven@gcc.gnu.org>
6364 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6367 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6370 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6371 the assignment from the new induction variable to the assignment
6372 of the value from the original loop PHI function.
6374 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6375 Daniel Jacobowitz <dan@codesourcery.com>
6377 * doc/sourcebuild.texi (Test directives): Clarify options to
6380 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6382 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6383 Disable cfi directives unless GCC and gas agree on using read-only
6384 .eh_frame sections for 64-bit.
6385 * configure: Regenerate.
6387 2010-03-01 Richard Guenther <rguenther@suse.de>
6389 PR tree-optimization/43220
6390 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6391 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6393 2010-03-01 Richard Guenther <rguenther@suse.de>
6394 Martin Jambor <mjambor@suse.cz>
6397 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6398 gimplified parameters.
6400 2010-03-01 Christian Bruel <christian.bruel@st.com>
6402 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6404 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6406 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6408 2010-03-01 Richard Guenther <rguenther@suse.de>
6411 * expr.c (expand_assignment): Use the alias-oracle to tell
6412 if the rhs aliases the result decl.
6414 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6417 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6418 to sol_gt_pch_get_address.
6419 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6420 64-bit, SPARC and x86.
6421 (sol_gt_pch_get_address): New function.
6423 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6425 * toplev.h (inform_n, error_n): Declare.
6426 * diagnostic.c (inform_n, error_n): New function.
6428 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6430 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6431 has no rtl yet when processing local_decls, queue it and recheck
6432 if deferred stack allocation hasn't assigned it rtl.
6434 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6436 * config/sh/sh.c (unspec_bbr_uid): New.
6437 (gen_block_redirect): Use it instead of INSN_UID.
6438 (gen_far_branch): Likewise.
6440 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6442 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6443 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6445 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6447 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6448 (Warning Options): -Wno-conversion-null is valid for
6449 Objective-C++ as well.
6450 * doc/tm.texi (Named Address Spaces): Likewise.
6451 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6452 * doc/tree-ssa.texi (Tree SSA): Likewise.
6454 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6457 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6458 by default. Don't set the default arch for
6459 i[34567]86-*-darwin*|x86_64-*-darwin*.
6461 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6464 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6465 default. Set the default 32bit/64bit archs with $with_arch
6466 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6468 2010-02-27 Richard Guenther <rguenther@suse.de>
6470 PR tree-optimization/43186
6471 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6472 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6473 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6474 unroller iterations.
6476 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6478 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6479 required and i[34567]86-*-* targets don't support 64bit ISA.
6481 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6484 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6487 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6489 * config.gcc: Set the default arch at least to Prescott for
6490 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6491 if SSE math is enabled.
6493 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6495 * diagnostic.c (diagnostic_initialize): Update.
6496 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6498 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6499 (diagnostic_inhibit_notes): New.
6500 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6502 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6505 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6506 * doc/standards.texi: Likewise.
6507 * doc/extend.texi: Likewise.
6508 * doc/trouble.texi: Likewise.
6509 * doc/cppopts.texi: Likewise.
6510 * doc/install.texi: Likewise.
6511 * c.opt (std=c90,std=gnu90): New options.
6512 * c-opts.c (c_common_handle_option): Handle them.
6514 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6517 * c-decl.c (undeclared_variable): Use an informative note.
6519 2010-02-26 Richard Guenther <rguenther@suse.de>
6521 PR tree-optimization/43186
6522 * gimple.h (gimple_fold): Remove.
6523 * gimple.c (gimple_fold): Remove. Inline into single user ...
6524 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6525 Try harder for conditions.
6527 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6530 * function.c (used_types_insert): Don't skip through named pointer
6531 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6532 and it is different from the main variant's type.
6534 2010-02-26 Nick Clifton <nickc@redhat.com>
6536 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6538 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6540 * config.gcc: Support --with-fpmath=sse for x86.
6542 * config/i386/ssemath.h: New.
6544 * doc/install.texi (--with-fpmath=sse): Documented.
6546 2010-02-26 Richard Guenther <rguenther@suse.de>
6548 PR tree-optimization/43188
6549 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6550 vector types of over-aligned element type.
6552 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6555 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6556 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6558 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6560 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6562 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6564 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6565 * var-tracking.c: Include diagnostic.h.
6566 (debug_dv): New function.
6567 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6570 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6571 (add_value_chain, add_value_chains, remove_value_chain,
6572 remove_value_chains): Handle DEBUG_EXPRs.
6573 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6576 * regcprop.c (struct queued_debug_insn_change): New type.
6577 (struct value_data_entry): Add debug_insn_changes field.
6578 (struct value_data): Add n_debug_insn_changes field.
6579 (debug_insn_changes_pool): New variable.
6580 (free_debug_insn_changes, apply_debug_insn_changes,
6581 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6582 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6583 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6585 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6587 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6588 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6589 changes, call cprop_find_used_regs via note_stores.
6590 (copyprop_hardreg_forward): When copying vd from predecessor
6591 which has any queued DEBUG_INSN changes, make sure the pointers are
6592 cleared. At the end call df_analyze and then if there are any
6593 DEBUG_INSN changes queued at the end of some basic block for still
6594 live registers, apply them.
6595 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6597 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6599 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6602 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6604 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6605 targets. Set the default with_cpu/with_arch from arch/cpu.
6606 Allow x86-64 and native for with_cpu/with_arch.
6608 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6610 * ebitmap.c: Change calls to verify_popcount with calls to
6611 sbitmap_verify_popcount.
6612 (ebitmap_clear_bit): Fixed map->cacheindex test and
6613 map>cache update when bit clearing results in an empty
6616 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6619 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6620 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6621 and support both V2DF and V2DI modes.
6622 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6623 support both V2DF and V2DI modes.
6624 (general): Delete trailing whitespace from a few patterns.
6626 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6627 V2DF/V2DI interleave high/low builtins.
6629 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6632 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6633 interleave high/low functions.
6635 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6637 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6638 #pragma extern_prefix.
6640 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6643 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6644 BLKmode, assert op0 is a MEM and just adjust its mode.
6647 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6648 if bitpos isn't multiple of mode's bitsize.
6650 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6652 * c.opt (-ftemplate-depth=): New.
6653 (-ftemplate-depth-): Deprecate.
6654 * optc-gen.awk: Handle -ftemplate-depth=.
6655 * opth-gen.awk: Likewise.
6656 * c-opts.c (c_common_handle_option): Likewise.
6657 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6659 2010-02-24 Jason Merrill <jason@redhat.com>
6661 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6663 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6665 * cfg.c (alloc_aux_for_block): Remove inline.
6666 (alloc_aux_for_edge): Likewise.
6668 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6670 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6672 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6674 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6675 * config/i386/sol2-gas.h: New file.
6676 * config.gcc (i[34567]86-*-solaris2*): Use it.
6678 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6681 * c-typeck.c (ep_convert_and_check): New.
6682 (build_conditional_expr): Use it.
6683 (build_binary_op): Likewise.
6685 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6687 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6690 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6691 bounds even for -O+.
6692 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6693 expr needs to have DECL_NAME set.
6695 2010-02-24 Nick Clifton <nickc@redhat.com>
6697 * config/mep/mep.c: Include gimple.h.
6698 (mep_function_uses_sp): Delete unused function.
6699 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6700 parameters. Use unsigned integers to count args. Return a
6701 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6703 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6706 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6707 greater or equal to nelt instead of 2 * nelt.
6708 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6711 2010-02-23 Jason Merrill <jason@redhat.com>
6714 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6715 in cfun->local_decls even if they have register types.
6718 * stor-layout.c (place_field): Don't warn about unnecessary
6719 DECL_PACKED if the type is packed.
6721 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6724 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6725 GOTOFF relocs, even when the base reg isn't pic pointer.
6727 2010-02-23 Michael Matz <matz@suse.de>
6730 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6731 (expand_gimple_basic_block): Generate and use debug temps if there
6732 are debug uses left after the last real use of TERed ssa names.
6733 Unlink debug immediate uses when they are expanded.
6735 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6738 * config/i386/i386.c (override_options): Reorganise to provide
6739 better error messages.
6741 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6744 * graphite-scop-detection.c (create_single_exit_edge): Move
6745 the call to find_single_exit_edge to....
6746 (create_sese_edges): ...here. Don't handle multiple edges
6747 exiting the function.
6748 (build_graphite_scops): Don't handle multiple edges
6749 exiting the function.
6751 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6754 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6755 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6757 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6760 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6762 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6765 * c-typeck.c (convert_arguments): Print declaration location.
6766 * c-common.c (validate_nargs): Rename as
6767 builtin_function_validate_nargs.
6768 (check_builtin_function_arguments): Update.
6770 2010-02-22 Richard Guenther <rguenther@suse.de>
6773 * tree-inline.c (declare_return_variable): Use the type of
6774 the call stmt lhs if available.
6776 2010-02-22 Duncan Sands <baldrick@free.fr>
6778 * passes.c (register_pass): Always consider all pass lists when
6779 ref_pass_instance_number is zero.
6781 2010-02-22 Richard Guenther <rguenther@suse.de>
6783 PR tree-optimization/42749
6784 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6785 parameter. Do arithmetic in the original type.
6786 (update_accumulator_with_ops): Likewise.
6787 (adjust_accumulator_values): Adjust.
6789 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6791 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6792 (QI to BLKmode splitter): New splitter.
6794 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6796 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6797 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6799 2010-02-22 Richard Guenther <rguenther@suse.de>
6801 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6803 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6805 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6806 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6807 ($(T)crti.o, $(T)crtn.o): Remove rules.
6809 2010-02-21 Tobias Burnus <burnus@net-b.de>
6812 * doc/invoke.texi (-fassociative-math): Document that this
6813 option is automatically enabled for Fortran.
6815 2010-02-20 David S. Miller <davem@davemloft.net>
6817 * configure.ac: Test if linker and assembler properly support
6818 GOTDATA_OP relocations.
6819 * configure: Rebuild.
6820 * config.in: Likewise.
6821 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6822 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6823 (movsi_high_pic): Likewise.
6824 (movdi_lo_sum_pic): Likewise.
6825 (movdi_high_pic): Likewise.
6826 (movsi_pic_gotdata_op): New pattern.
6827 (movdi_pic_gotdata_op): Likewise.
6828 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6829 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6831 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6834 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6835 attribute to ssemul.
6836 (xop_mulv2div2di3_high): Ditto.
6838 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6841 * c.opt (Wconversion-null): New option.
6842 * doc/invoke.texi (Wconversion-null): Document.
6844 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6846 * common.opt (Wlarger-than-): Add Undocumented.
6848 2010-02-19 Mike Stump <mikestump@comcast.net>
6850 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6852 2010-02-19 Jason Merrill <jason@redhat.com>
6855 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6856 * configure: Likewise.
6858 2010-02-20 Alan Modra <amodra@gmail.com>
6861 * cgraph.h (cgraph_make_decl_local): Declare.
6862 * cgraph.c (cgraph_make_decl_local): New function.
6863 (cgraph_make_node_local): Use it.
6864 * cgraphunit.c (cgraph_function_versioning): Likewise.
6865 * ipa.c (function_and_variable_visibility): Likewise.
6867 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6870 * except.c (sjlj_emit_function_enter): Don't call
6871 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6873 * rtl.h (add_reg_br_prob_note): Remove prototype.
6875 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6878 * c-common.c (conversion_warning): Remove widening conversions
6879 before checking the conversion of integers to reals.
6881 2010-02-19 Mike Stump <mikestump@comcast.net>
6884 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6887 * cgraphunit.c (process_function_and_variable_attributes): Check
6888 DECL_PRESERVE_P instead of looking up attribute "used".
6889 * ipa-pure-const.c (check_decl): Likewise.
6890 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6891 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6892 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6893 instead of attribute "used".
6894 * config/sol2-c.c (solaris_pragma_init): Likewise.
6895 (solaris_pragma_fini): Likewise.
6897 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6899 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6900 Use XCNEW instead of xcalloc.
6901 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6902 XNEW instead of xmalloc.
6903 (get_fields): Use XNEWVEC instead of xmalloc.
6906 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6907 populate vars array.
6908 (create_new_general_access): For debug stmts just reset value.
6909 (get_stmt_accesses): For accesses within debug stmts just record them
6910 using add_access_to_acc_sites instead of preventing the peeling or
6911 counting them as accesses.
6914 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6916 2010-02-19 Richard Guenther <rguenther@suse.de>
6918 PR tree-optimization/42916
6919 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6922 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6924 * configure.ac: Replace all uses of changequote in macro arguments
6925 with proper quoting.
6927 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6930 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6932 2010-02-19 Richard Guenther <rguenther@suse.de>
6934 PR tree-optimization/42944
6935 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6936 test for aliasing with errno.
6938 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6941 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6942 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6943 * dojump.c: Include output.h.
6944 (inv): New inline function.
6945 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6946 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6947 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6948 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6949 argument, pass it down to other calls.
6950 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6951 add REG_BR_PROB note to the conditional jump.
6952 * cfgexpand.c (add_reg_br_prob_note): Removed.
6953 (expand_gimple_cond): Don't call it, add the probability
6954 as last argument to jumpif_1/jumpifnot_1.
6955 * Makefile.in (dojump.o): Depend on output.h.
6956 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6958 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6959 * stmt.c (do_jump_if_equal): Likewise.
6960 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6961 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6962 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6964 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6965 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6966 jumpifnot_1 callers.
6967 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6969 (store_expr): Adjust jumpifnot caller.
6970 (store_constructor): Adjust jumpif caller.
6973 * gimplify.c (gimple_boolify): For __builtin_expect call
6974 gimple_boolify also on its first argument.
6976 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6978 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6980 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6981 * configure: Regenerated.
6983 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6985 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6986 lang_hooks.types_compatible_p instead of comptypes.
6988 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6990 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6991 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6992 if __prefer_thumb__ is defined.
6994 2010-02-18 Martin Jambor <mjambor@suse.cz>
6996 PR tree-optimization/43066
6997 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6998 array with zero-sized element type.
7000 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7002 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7003 rtx, allocate struct var_loc_node here and return it to the
7004 caller, and only if it is actually needed.
7005 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7006 move it earlier and return immediately if it returns NULL.
7008 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7010 * config/sparc/gas.h: New file. Restore
7011 TARGET_ASM_NAMED_SECTION to its ELF default.
7012 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7014 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7015 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7016 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7017 after sparc/sysv4.h.
7019 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7021 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7023 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7025 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7026 patterns from predicated pattern.
7028 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7031 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7032 for insn mnemonic suffix.
7034 2010-02-17 Richard Guenther <rguenther@suse.de>
7036 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7039 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7042 * caller-save.c (save_call_clobbered_regs): If BB ends with
7043 a DEBUG_INSN, move any notes in between last real insn and the last
7044 DEBUG_INSN after the last DEBUG_INSN.
7046 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7048 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7049 Fix return type. Fix argument type. Explain meaning of return value.
7051 2010-02-16 Richard Guenther <rguenther@suse.de>
7053 PR tree-optimization/41043
7054 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7055 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7057 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7059 2010-02-16 Ira Rosen <irar@il.ibm.com>
7061 PR tree-optimization/43074
7062 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7063 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7064 vectorizable cycles in hybrid SLP check.
7065 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7067 2010-02-16 Richard Guenther <rguenther@suse.de>
7069 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7070 (true_dependence): If memrefs_conflict_p computes must-alias
7071 trust it. Move TBAA check after offset-based disambiguation.
7072 (canon_true_dependence): Likewise.
7074 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7076 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7077 * doc/invoke.texi: Document it.
7078 * var-tracking.c: Include toplev.h and params.h.
7079 (vt_find_locations): Return bool indicating success. Compute
7080 hash sizes unconditionally. Check new parameter, report.
7081 (variable_tracking_main_1): Check vt_find_locations results and
7082 retry. Renamed from...
7083 (variable_tracking_main): ... this. New wrapper to preserve
7084 flag_var_tracking_assignments.
7085 * Makefile.in (var-tracking.o): Adjust dependencies.
7087 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7088 Jakub Jelinek <jakub@redhat.com>
7091 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7092 if weak_import attribute is present.
7093 * config/darwin.c (machopic_select_section): Likewise.
7095 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7097 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7098 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7099 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7100 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7102 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7105 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7108 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7109 Rewrite text to refer to the names.
7111 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7113 * config/i386/i386-builtin-types.def
7114 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7115 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7116 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7117 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7118 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7119 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7120 IX86_BUILTIN_VPERMIL2PS256.
7121 (MULTI_ARG_4_DF2_DI_I): Defined.
7122 (MULTI_ARG_4_DF2_DI_I1): Defined.
7123 (MULTI_ARG_4_SF2_SI_I): Defined.
7124 (MULTI_ARG_4_SF2_SI_I1): Defined.
7125 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7126 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7127 __builtin_ia32_vpermil2ps256.
7128 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7129 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7130 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7131 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7132 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7133 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7134 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7135 CODE_FOR_xop_vpermil2v8sf3.
7136 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7137 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7138 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7139 (_mm256_permute2_pd): New.
7140 (_mm_permute2_ps): New.
7141 (_mm256_permute2_ps): New.
7143 2010-02-15 Nick Clifton <nickc@redhat.com>
7145 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7146 boolean parameters. Use emit_jump_insn when emitting a pop
7147 instruction containing a return insn.
7148 (push): Use 'true' rather than '1' as second parameter to F.
7149 (h8300_expand_prologue): Likewise.
7150 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7151 (h8300_expand_epilogue): Likewise.
7153 2010-02-15 Richard Guenther <rguenther@suse.de>
7156 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7159 2010-02-15 Nick Clifton <nickc@redhat.com>
7161 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7164 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7166 * intl.c (fake_ngettext): New function.
7167 * intl.h (fake_ngettext): Declare.
7168 (ngettext): Define macro.
7169 * collect2.c (notice_translated): New function.
7170 (main): Use notice_translated and ngettext.
7171 * collect2.h (notice_translated): Declare.
7173 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7175 * reorg.c (delete_computation): Comment fixes.
7176 * caller-save.c (setup_save_areas): Idem.
7177 * sel-sched-dump.c (dump_lv_set): Idem.
7180 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7182 * config/s390/s390.c (s390_sched_init): New function.
7183 (TARGET_SCHED_INIT): Target hook defined.
7185 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7186 Jack Howarth <howarth@bromo.med.uc.edu>
7187 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7190 Partial revert of unintended change in fix for PR41605.
7191 * config/darwin.h: Fix typo.
7192 * config/darwin9.h: Same.
7194 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7196 * c-pch.c (pch_init): Clear v.
7198 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7201 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7202 graphite_can_represent_init for MULT_EXPR.
7204 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7208 * graphite-sese-to-poly.c (remove_phi): New.
7209 (translate_scalar_reduction_to_array): Call remove_phi.
7211 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7214 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7215 * graphite-clast-to-gimple.h (gloog): Update declaration.
7216 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7217 * graphite-poly.h (struct poly_bb): Add missing comments.
7218 (struct scop): Add poly_scop_p field.
7220 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7221 * graphite.c (graphite_transform_loops): Build the polyhedral
7222 representation for each scop before code generation.
7223 * sese.c (rename_variables_in_operand): Removed.
7224 (rename_variables_in_expr): Return the renamed expression.
7225 (rename_sese_parameters): New.
7226 * sese.h (rename_sese_parameters): Declared.
7228 2010-02-11 Richard Guenther <rguenther@suse.de>
7230 PR tree-optimization/42998
7231 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7232 POINTER_PLUS_EXPR properly.
7234 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7235 Changpeng Fang <changpeng.fang@amd.com>
7238 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7239 the cost of an IV candidate when the IV is used in a test against zero.
7241 * gcc.dg/tree-ssa/ivopts-3.c: New.
7243 2010-02-11 Richard Guenther <rguenther@suse.de>
7246 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7247 pointer-vs-decl case by swapping refs. Handle some cases
7248 of pointer-vs-decl disambiguations more conservatively.
7249 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7250 to false after expanding.
7252 2010-02-11 Richard Guenther <rguenther@suse.de>
7255 * gcc.c (process_command): Handle LTO file@offset case more
7258 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7260 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7261 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7263 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7265 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7266 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7267 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7268 Optimize eq/ne comparisons when both arguments are known to be
7270 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7271 Don't mask operands unnecessarily if they are known to be already
7274 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7276 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7279 2010-02-10 Richard Guenther <rguenther@suse.de>
7281 PR tree-optimization/43017
7282 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7283 for wrapping signed arithmetic.
7285 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7288 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7289 if no debug info should be emitted for it.
7291 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7293 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7294 note when flag_exceptions is set.
7296 2010-02-10 Duncan Sands <baldrick@free.fr>
7298 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7300 2010-02-10 Richard Guenther <rguenther@suse.de>
7303 * tree.c (get_unwidened): Handle constants.
7304 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7306 2010-02-10 Martin Jambor <mjambor@suse.cz>
7309 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7310 check for variable argument counts independently.
7312 2010-02-10 Christian Bruel <christian.bruel@st.com>
7315 * config/sh/sh.c (find_barrier): Increase length for non delayed
7316 conditional branches.
7318 2010-02-10 Christian Bruel <christian.bruel@st.com>
7320 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7322 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7324 * builtins.c (set_builtin_user_assembler_name): Also handle
7325 ffs if int is smaller than word.
7327 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7330 * ira-conflicts.c (get_dup): Remove.
7331 (process_reg_shuffles): Add new parameter. Use it as an
7332 additional guard for copy generation.
7333 (add_insn_allocno_copies): Rewrite.
7335 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7337 * common.opt (fsched2-use-traces): Preserved for backward
7339 * doc/invoke.texi: Remove the documentation about option
7340 -fsched2-use-traces.
7341 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7342 flag_sched2_use_traces.
7343 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7344 the backward compatibility flag section.
7346 2010-02-09 Richard Guenther <rguenther@suse.de>
7348 PR tree-optimization/43008
7349 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7350 make HEAP variables initialized from global memory if they
7351 are not known builtin functions.
7352 (find_func_aliases): Adjust.
7354 2010-02-09 Richard Guenther <rguenther@suse.de>
7356 PR tree-optimization/43000
7357 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7358 arithmetic manually.
7360 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7362 PR tree-optimization/42931
7363 * tree-loop-linear.c (try_interchange_loops): Don't call
7364 double_int_mul if estimated_loop_iterations failed.
7366 2010-02-08 Martin Jambor <mjambor@suse.cz>
7369 * tree-sra.c (build_accesses_from_assign): Do not mark in
7370 should_scalarize_away_bitmap if stmt has volatile ops.
7371 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7374 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7376 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7378 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7380 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7383 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7386 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7388 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7391 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7392 to unknown_dependence.
7393 (graphite_legal_transform_dr): Handle the unknown_dependence.
7394 (graphite_carried_dependence_level_k): Same.
7396 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7398 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7400 2010-02-07 Richard Guenther <rguenther@suse.de>
7403 * expr.c (get_inner_reference): Always initialize *pbitsize.
7405 2010-02-07 Richard Guenther <rguenther@suse.de>
7408 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7409 new ARRAY_REFs on variable size element or minimal index arrays.
7411 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7412 gimple_fold_indirect_ref.
7414 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7417 * arm.c (arm_override_options): Just return if the user has specified
7418 an invalid fpu name.
7420 2010-02-03 Jason Merrill <jason@redhat.com>
7423 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7424 i386_pe_maybe_record_exported_symbol.
7426 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7429 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7430 (pa_delegitimize_address): New function.
7432 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7434 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7435 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7437 2010-02-05 Richard Guenther <rguenther@suse.de>
7440 * lto-streamer-in.c (get_resolution): Deal with references
7441 to undefined functions.
7443 2010-02-05 Richard Guenther <rguenther@suse.de>
7445 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7446 (fold_const_aggregate_ref): Likewise.
7447 (ccp_fold_stmt): Substitute loads.
7448 (maybe_fold_reference): Verify types before substituting.
7450 (fold_gimple_assign): Unshare properly.
7451 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7453 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7455 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7456 for rs6000_gen_cell_microcode.
7458 2010-02-04 Richard Guenther <rguenther@suse.de>
7460 PR rtl-optimization/42952
7461 * dse.c (const_or_frame_p): Remove MEM handling.
7463 2010-02-04 Nick Clifton <nickc@redhat.com>
7465 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7466 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7467 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7468 (mn10300_asm_output_mi_thunk): New function.
7469 (mn10300_can_output_mu_thunk): New function.
7470 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7471 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7472 (FUNCTION_ARG): Delete incorrect comment.
7474 2010-02-03 Jason Merrill <jason@redhat.com>
7477 * fold-const.c (operand_equal_p): Handle erroneous types.
7479 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7481 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7483 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7485 PR rtl-optimization/42941
7486 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7489 2010-02-03 Jason Merrill <jason@redhat.com>
7492 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7494 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7497 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7498 (cselib_reset_table): Renamed from...
7499 (cselib_reset_table_with_next_value): ... this.
7500 (cselib_get_next_uid): Renamed from...
7501 (cselib_get_next_unknown_value): ... this.
7502 * cselib.c (next_uid): Renamed from...
7503 (next_unknown_value): ... this.
7504 (cselib_clear_table): Adjust.
7505 (cselib_reset_table): Adjust. Renamed from...
7506 (cselib_reset_table_with_next_value): ... this.
7507 (cselib_get_next_uid): Adjust. Renamed from...
7508 (cselib_get_next_unknown_value): ... this.
7509 (get_value_hash): Use hash.
7510 (cselib_hash_rtx): Likewise.
7511 (new_cselib_val): Adjust. Set and dump uid.
7512 (cselib_lookup_mem): Pass next_uid as hash.
7513 (cselib_subst_to_values): Likewise.
7514 (cselib_log_lookup): Dump uid.
7515 (cselib_lookup): Pass next_uid as hash. Adjust.
7516 (cselib_process_insn): Adjust.
7517 (cselib_init): Initialize next_uid.
7518 (cselib_finish): Adjust.
7519 (dump_cselib_table): Likewise.
7520 * dse.c (canon_address): Dump value uid.
7521 * print-rtl.c (print_rtx): Print value uid.
7522 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7524 (dv_uid): New function, sort of renamed from...
7525 (dv_htab_hash): ... this, reimplemented in terms of it and...
7526 (dv_uid2hash): ... this. New.
7527 (variable_htab_eq): Drop excess assertions.
7528 (tie_break_pointers): Removed.
7529 (canon_value_cmp): Compare uids.
7530 (variable_post_merge_New_vals): Print uids.
7531 (vt_add_function_parameters): Adjust.
7532 (vt_initialize): Reset table. Adjust.
7534 2010-02-03 Richard Guenther <rguenther@suse.de>
7536 PR tree-optimization/42944
7537 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7538 (call_may_clobber_ref_p_1): Likewise. Properly handle
7539 malloc and calloc clobbering errno.
7541 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7543 * doc/invoke.texi: Fix name of sched1 dump.
7545 * opts.c (decode_options): Set flag_tree_switch_conversion
7546 only conditionally on optimize >= 2.
7548 * gcse.c: Assorted comment fixes in pass description.
7550 2010-02-03 Anthony Green <green@moxielogic.com>
7552 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7553 nop padding in order to maintain alignment of storage location of
7554 target function address.
7555 (moxie_trampoline_init): Store target function address at newly
7557 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7559 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7561 2010-02-03 Richard Guenther <rguenther@suse.de>
7564 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7566 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7568 * config.gcc: Reenable check for obsolete targets.
7569 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7570 mips-sgi-irix6.[0-4]*.
7572 2010-02-02 Nick Clifton <nickc@redhat.com>
7574 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7575 constant size of 4 as being the same as 0.
7576 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7577 can take values in the range 0..4.
7579 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7582 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7583 as _darwin10_Unwind_FindEnclosingFunction().
7584 * libgcc-libsystem.ver: New.
7586 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7589 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7590 implicitly set registers.
7592 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7594 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7595 (arm_override_options): Allow automatic selection of the thread
7596 pointer register if thumb2.
7597 (legitimize_pic_address): Improve code sequences for Thumb2.
7598 (arm_call_tls_get_addr): Likewise.
7599 (legitimize_tls_address): Likewise.
7600 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7601 (pic_load_addr_32bit): ... this. New named pattern.
7602 * thumb2.md (pic_load_addr_thumb2): Delete.
7603 (pic_load_dot_plus_four): Delete.
7604 (tls_load_dot_plus_four): New named pattern.
7606 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7609 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7610 Document fix for TLS bug.
7612 2010-01-31 Richard Guenther <rguenther@suse.de>
7614 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7615 conservatively correct.
7617 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7621 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7623 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7625 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7627 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7629 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7631 * config.gcc: Adjust order of makefile fragments for mingw targets.
7633 2010-01-31 Richard Guenther <rguenther@suse.de>
7636 * gimplify.c (gimplify_init_constructor): For volatile LHS
7637 initialize a temporary.
7639 2010-01-31 Matthias Klose <doko@ubuntu.com>
7641 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7643 * configure: Regenerate.
7645 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7647 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7648 the same alias set and their sizes different constantness.
7649 (aliasing_component_refs_p): Revert 2009-10-24 change.
7651 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7653 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7656 2010-01-29 Richard Guenther <rguenther@suse.de>
7658 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7659 Assert we successfully updated the call.
7661 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7663 PR rtl-optimization/42889
7664 * df.h (df_set_bb_dirty_nonlr): New prototype.
7665 * df-core.c (df_set_bb_dirty_nonlr): New function.
7666 * df-scan.c (df_insn_rescan): Call it instead of
7667 df_set_bb_dirty for DEBUG_INSNs.
7669 2010-01-29 Richard Guenther <rguenther@suse.de>
7672 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7673 quadratic behavior in most cases.
7675 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7678 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7679 in the call to gen_x86_movsicc_0_m1.
7681 2010-01-28 Richard Guenther <rguenther@suse.de>
7683 PR tree-optimization/42871
7684 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7686 2010-01-28 Richard Guenther <rguenther@suse.de>
7688 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7689 into call arguments.
7691 2010-01-28 Richard Guenther <rguenther@suse.de>
7694 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7695 the forwarder if the destination is an EH landing pad.
7697 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7699 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7700 block list passed to gimple_duplicate_sese_tail.
7701 (parallelize_loops): Avoid parallelization when the function
7703 Avoid parallelization when the preheader is IRREDUCIBLE.
7704 Try to optimize when estimated_loop_iterations_int is unresolved.
7705 Add the loop's location to the dump file.
7706 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7707 (gimple_duplicate_sese_tail): Remove the check for the latch.
7708 Redirect nexits to the exit block.
7709 Remove handling of the incoming edges to the latch.
7710 Redirect the backedge from the copied latch to the exit bb.
7712 2010-01-28 Michael Matz <matz@suse.de>
7715 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7716 Wrap force_reg into a sequence, emit it before user.
7718 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7720 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7722 (arm_legacy_rev): Likewise.
7723 (thumb_legacy_rev): Likewise.
7725 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7727 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7728 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7729 on MEM's address failed, try avoid_constant_pool_reference and
7730 recurse if it returned something different.
7731 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7732 address, try avoid_constant_pool_reference and recurse if it
7733 returned something different.
7734 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7735 address and avoid_constant_pool_reference returned something
7736 different, don't set have_address.
7738 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7741 * var-tracking.c (val_store): Add modified argument, obey it.
7743 (count_uses): Move down logging of main.
7744 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7745 don't need resolution.
7746 (emit_notes_in_bb): Likewise.
7748 2010-01-27 Richard Guenther <rguenther@suse.de>
7751 * tree-inline.c (remap_decl): Delay remapping of SSA name
7752 default definitions until we need them.
7754 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7756 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7757 (rs6000_delegitimize_address): New function.
7759 * config/s390/s390.c (s390_delegitimize_address): Call
7760 delegitimize_mem_from_attrs.
7763 * tree-inline.c (cannot_copy_type_1): Removed.
7764 (copy_forbidden): Don't forbid copying of functions containing
7765 records/unions with variable length fields.
7767 2010-01-27 Christian Bruel <christian.bruel@st.com>
7771 * config/sh/sh.c (find_barrier): Increase length for non delayed
7772 conditional branches.
7774 2010-01-27 Matthias Klose <doko@ubuntu.com>
7776 * configure.ac (gnu-unique-object): Fix ldd version check.
7777 * configure: Regenerate.
7779 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7781 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7783 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7784 Test for HAVE_GNU_AS value.
7786 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7788 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7789 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7790 INT64_TYPE): Define.
7791 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7792 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7793 INT_LEAST64_TYPE): Define.
7794 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7795 UINT_LEAST64_TYPE): Define.
7796 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7797 INT_FAST64_TYPE): Define.
7798 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7799 UINT_FAST64_TYPE): Define.
7800 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7801 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7802 (SIG_ATOMIC_TYPE): Define.
7804 2010-01-26 Richard Guenther <rguenther@suse.de>
7806 * df-scan.c (df_scan_set_bb_info): Remove assert.
7807 (df_insn_rescan_debug_internal): Merge asserts.
7808 (df_install_ref): Likewise.
7809 (df_mark_reg): Use bitmap_set_range.
7810 (df_hard_reg_used_p): Remove assert.
7811 (df_hard_reg_used_count): Likewise.
7813 2010-01-26 Richard Guenther <rguenther@suse.de>
7815 PR rtl-optimization/42685
7816 * web.c (web_main): Ignore DEBUG_INSNs.
7818 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7820 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7822 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7823 Fix types of fndecl and arglist parameters.
7825 2010-01-26 Richard Guenther <rguenther@suse.de>
7828 * tree-eh.c (unsplit_eh): Skip debug insns.
7830 2010-01-26 Richard Guenther <rguenther@suse.de>
7832 PR tree-optimization/42250
7833 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7835 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7838 * omp-low.c (expand_omp_sections): Only use single_pred if
7839 l2_bb is single_pred_p.
7841 2010-01-25 Christian Bruel <christian.bruel@st.com>
7844 * config/sh/sh.c (find_barrier): Increase length for non delayed
7845 conditional branches.
7846 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7848 2010-01-24 David S. Miller <davem@davemloft.net>
7850 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7851 define if not using GAS.
7852 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7853 Likewise. Delete SECTION_MERGE code, which is only applicable
7856 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7859 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7860 mangling of va_list in system headers.
7862 2010-01-23 Toon Moene <toon@moene.org>
7864 * tree-predcom.c (combine_chains): Return NULL, not false.
7866 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7868 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7869 initialization of variable res to agree with return type.
7871 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7873 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7874 * tree-sra.c: Add include of expr.h.
7876 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7878 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7879 insert the debug stmt on the single non-EH edge from the stmt.
7881 2010-01-22 Richard Henderson <rth@redhat.com>
7884 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7885 the RHS until after generate_subtree_copies has insertted its
7886 code before the current statement.
7888 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7890 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7892 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7894 2010-01-21 Martin Jambor <mjambor@suse.cz>
7896 PR tree-optimization/42585
7897 * tree-sra.c (struct access): New field grp_total_scalarization.
7898 (dump_access): Dump the new field.
7899 (should_scalarize_away_bitmap): New variable.
7900 (cannot_scalarize_away_bitmap): Likewise.
7901 (sra_initialize): Allocate new bitmaps.
7902 (sra_deinitialize): Free new bitmaps.
7903 (create_access_1): New function.
7904 (create_access): Parts moved to create_access_1.
7905 (type_consists_of_records_p): New function.
7906 (completely_scalarize_record): Likewise.
7907 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7908 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7909 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7911 (analyze_all_variable_accesses): Completely scalarize small eligible
7914 2010-01-21 Martin Jambor <mjambor@suse.cz>
7916 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7918 2010-01-21 Andrew Haley <aph@redhat.com>
7920 * gcc.c (process_command): Move lang_specific_driver before
7921 setting cc_libexec_prefix.
7923 2010-01-21 Richard Guenther <rguenther@suse.de>
7926 * fold-const.c (negate_expr_p): Pretend only negative
7927 real constants are easily negatable.
7929 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7930 Jason Merrill <jason@redhat.com>
7932 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7933 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7934 * calls.c (initialize argument_information): Handle it.
7935 * c-common.c (handle_transparent_union_attribute): Use new name.
7936 * c-decl.c (finish_struct): Ditto.
7937 * c-typeck.c (type_lists_compatible_p): Ditto.
7938 (convert_for_assignment): Use new name and also handle record.
7939 * function.c (aggregate_value_p): Handle it.
7940 (pass_by_reference): Ditto.
7941 (assign_parm_data_types): Ditto.
7942 * print-tree.c (print_node): Ditto.
7943 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7944 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7945 * tree.c (first_field): New fn.
7947 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7950 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7951 even when linking statically, for now.
7953 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7956 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7957 without a cselib val.
7958 (count_uses): Accept MO_VAL_SET with no val on stores.
7959 (add_stores): Likewise.
7961 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7963 * var-tracking.c (check_value_val): Add a compile time assertion.
7964 (dv_is_decl_p): Simplify.
7965 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7966 gcc_assert if ENABLE_CHECKING.
7968 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7971 * var-tracking.c: Include tree-flow.h.
7972 (mem_dies_at_call): New.
7973 (dataflow_set_preserve_mem_locs): Use it.
7974 (dataflow_set_remove_mem_locs): Likewise.
7975 (dump_var): Renamed from dump_variable. Adjust all callers.
7976 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7977 * Makefile.in (var-tracking.o): Adjust deps.
7979 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7981 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7983 2010-01-20 Richard Guenther <rguenther@suse.de>
7985 PR tree-optimization/42717
7986 * tree-ssa-dce.c (get_live_post_dom): Remove.
7987 (forward_edge_to_pdom): Take an arbitrary edge to copy
7988 degenerate PHI args from.
7989 (remove_dead_stmt): Use the first post-dominator even if it
7990 does not contain live statements as redirection destination.
7992 2010-01-20 Richard Guenther <rguenther@suse.de>
7994 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7996 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7998 * sel-sched.c (create_speculation_check): Remove set but not used
8000 (try_transformation_cache): Remove set but not used variable ds.
8001 (calculate_privileged_insns): Remove set but not used variables
8002 cur_insn and min_spec_insn.
8003 (find_best_expr): Remove set but not used variable avail_n.
8004 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8006 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8008 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8009 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8012 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8015 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8016 cpu types. Add support for *-sse3 cpu types.
8017 (x86_64-*-*): Ditto.
8019 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8022 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8023 argument, call initializer_constant_valid_p_1 instead of
8024 initializer_constant_valid_p, pass CACHE to it, return NULL
8025 immediately if first call returns NULL.
8026 (initializer_constant_valid_p_1): New function.
8027 (initializer_constant_valid_p): Use it.
8029 2010-01-20 Thomas Quinot <quinot@adacore.com>
8031 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8033 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8035 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8036 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8037 (loc_list_from_tree): Don't handle unsigned division. Handle
8038 signed modulo using DW_OP_{over,over,div,mul,minus}.
8039 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8040 modulo instead of signed.
8042 2010-01-20 DJ Delorie <dj@redhat.com>
8044 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8046 (h8300_emit_stack_adjustment): Propogate it.
8048 (h8300_expand_prologue): Likewise.
8049 (h8300_expand_epilogue): Likewise.
8051 2010-01-19 Michael Matz <matz@suse.de>
8053 PR tree-optimization/41783
8054 * tree-data-ref.c (toplevel): Include flags.h.
8055 (dump_data_dependence_relation): Also dump the inputs if the
8056 result will be unknown.
8057 (split_constant_offset_1): Look through some conversions.
8058 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8059 the offset from last element is too large.
8060 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8061 (reassociate_to_the_same_stmt): Handle vector registers.
8062 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8064 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8065 wide_prolog_niters argument, emit widening instructions.
8066 (vect_do_peeling_for_alignment): Adjust caller, use widened
8067 variant of the iteration cound.
8068 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8070 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8073 * config/arm/neon-testgen.m (emit_automatics): New parameter
8074 features. Adjust for Fixed_return_reg feature.
8075 (test_intrinsic): Call emit_automatics with new feature.
8076 * config/arm/neon.ml: Update copyright years.
8077 (features): New Fixed_return_reg feature.
8078 (ops): Update feature for Vget_low.
8080 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8082 PR tree-optimization/42719
8083 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8087 * fwprop.c (all_uses_available_at): Return false if def_set dest
8088 is a REG that is used in def_insn.
8090 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8092 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8094 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8097 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8099 * target.h (struct gcc_target) <secondary_reload>: Change type
8100 of last argument to secondary_reload_info *.
8102 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8105 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8106 memory references with unaligned offsets. Remove CQImode handling.
8107 (unaligned_memory_operand): Return 1 for memory references with
8108 unaligned offsets. Remove CQImode handling.
8110 2010-01-18 Richard Guenther <rguenther@suse.de>
8113 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8116 2010-01-18 Richard Guenther <rguenther@suse.de>
8118 PR tree-optimization/42781
8119 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8120 restrict processing only if the original variable was artificial.
8122 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8124 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8125 find number of popped argument bytes.
8127 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8128 Fix the text that describes the return value for invalid insns.
8130 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8132 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8133 Clarify what 'cost of the -dependence' is. Fix quoting.
8135 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8136 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8138 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8140 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8141 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8143 2010-01-17 Richard Guenther <rguenther@suse.de>
8146 * function.c (split_complex_args): Take a VEC to modify.
8147 (assign_parms_augmented_arg_list): Build a VEC instead of
8148 a chain of PARM_DECLs.
8149 (assign_parms_unsplit_complex): Take a VEC of arguments.
8150 Do not fixup unmodified parms.
8151 (assign_parms): Deal with the VEC.
8152 (gimplify_parameters): Likewise.
8154 2010-01-17 Richard Guenther <rguenther@suse.de>
8156 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8157 node existence check.
8158 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8159 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8160 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8161 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8162 (gimple_execute_on_growing_pred): Likewise.
8164 2010-01-17 Richard Guenther <rguenther@suse.de>
8166 PR tree-optimization/42773
8167 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8168 (compute_antic_aux): Likewise.
8169 (compute_partial_antic_aux): Likewise.
8171 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8174 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8177 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8179 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8182 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8183 Fix markup for strict argument.
8185 (TARGET_SCHED_REORDER2): Fix argument types.
8187 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8188 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8190 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8191 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8193 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8196 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8197 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8198 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8199 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8200 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8202 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8204 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8206 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8207 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8209 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8211 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8214 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8216 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8217 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8219 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8221 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8223 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8224 referring to it. Fix language.
8226 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8228 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8230 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8232 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8234 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8235 '@var{stream}. Remove stray 'and'.
8237 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8239 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8241 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8243 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8244 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8246 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8247 Fix description of return value.
8248 Rename argument "sz" to "len."
8250 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8251 Clarify meaning of 'true' return value.
8253 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8255 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8256 rep_mode versus mode_rep.
8258 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8260 (TARGET_BUILTIN_DECL): Fix name.
8262 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8264 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8266 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8268 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8270 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8272 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8275 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8276 Rename argument tm_fn to md_fn.
8278 (TARGET_OPTION_PRINT): Fix argument list.
8280 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8283 * config/i386/i386.c (ix86_fixup_binary_operands):
8284 Revert FMA4 fixup of operands.
8286 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8289 * Makefile.in (write_entries_to_file, install-plugin):
8290 Use \012 instead of \n with tr.
8292 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8294 * configure.ac (HAVE_AS_REF): New C macro.
8295 * configure: Regenerate.
8296 * config.in: Likewise.
8297 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8299 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8302 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8304 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8306 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8308 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8310 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8312 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8314 (TARGET_BINDS_LOCAL_P): Fix argument type.
8316 (TARGET_ASM_FILE_END): Use prototype.
8318 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8320 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8322 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8324 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8326 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8327 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8329 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8330 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8332 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8333 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8334 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8335 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8337 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8339 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8341 (TARGET_INIT_BUILTINS): Use prototype.
8343 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8344 Put 'const char *' in braces. Fix parameter types.
8345 (TARGET_INVALID_CONVERSION): Fix parameter types.
8346 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8347 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8349 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8352 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8354 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8356 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8358 * doc/tm.texi (TARGET_HELP): Fix return type.
8360 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8361 in braces. Fix argument types.
8363 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8365 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8367 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8369 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8370 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8372 (TARGET_MANGLE_TYPE): Fix argument types.
8374 (TARGET_IRA_COVER_CLASSES): Use prototype.
8376 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8378 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8380 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8382 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8384 (TARGET_CALLEE_COPIES): Fix argument types.
8386 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8388 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8390 (TARGET_FUNCTION_VALUE): Fix argument types.
8392 (TARGET_RETURN_IN_MSB): Fix argument type.
8394 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8396 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8398 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8400 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8401 agree with return type.
8403 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8405 2010-01-15 Jing Yu <jingyu@google.com>
8407 PR rtl-optimization/42691
8408 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8409 a pseudo to a constant and are merged, and adjust comments.
8411 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8413 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8415 2010-01-15 Richard Guenther <rguenther@suse.de>
8418 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8419 labels of computed or non-local gotos to the destination.
8420 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8421 landing pad label is the first label.
8423 2010-01-15 Richard Guenther <rguenther@suse.de>
8425 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8427 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8430 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8431 to allow generation of the xssqrtdp instruction on power7.
8432 (sqrtdf2_fpr): Ditto.
8434 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8437 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8438 functions with noreturn attribute.
8441 * varasm.c (declare_weak): Add weak attribute to decl if it
8442 doesn't have one already.
8443 (assemble_external): Only add decls to weak_decls if they also
8444 have weak attribute.
8446 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8448 * var-tracking.c (var_reg_delete): Don't delete the association
8449 between REGs and values or one-part variables if the register
8452 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8455 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8456 because its first operand is a non-localized variable.
8458 2010-01-14 Martin Jambor <mjambor@suse.cz>
8460 PR tree-optimization/42706
8461 * tree-sra.c (encountered_recursive_call): New variable.
8462 (encountered_unchangable_recursive_call): Likewise.
8463 (sra_initialize): Initialize both new variables.
8464 (callsite_has_enough_arguments_p): New function.
8465 (scan_function): Call decl and flags check only for IPA-SRA, check
8466 whether there is a recursive call and whether it has enough arguments.
8467 (all_callers_have_enough_arguments_p): New function.
8468 (convert_callers): Look for recursive calls only when
8469 encountered_recursive_call is set.
8470 (ipa_early_sra): Bail out either if
8471 !all_callers_have_enough_arguments_p or
8472 encountered_unchangable_recursive_call.
8474 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8476 * sel-sched.c: Add 2010 to copyright years.
8477 * sel-sched-ir.c: Likewise.
8478 * sel-sched-ir.h: Likewise.
8480 2010-01-14 Martin Jambor <mjambor@suse.cz>
8482 PR tree-optimization/42714
8483 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8484 constructors specially.
8486 2010-01-14 Andi Kleen <ak@linux.intel.com>
8488 * config/i386/drivers-i386.c (detect_caches_intel):
8489 Add l2sizekb parameter and fill in.
8490 (host_detect_local_cpu): Add l2sizekb, fill in.
8491 Add Atom small cache heuristic.
8493 2010-01-14 Andi Kleen <ak@linux.intel.com>
8495 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8496 Add level3 parameter and fill in.
8497 (detect_caches_intel): Handle level3 cache.
8499 2010-01-14 Andi Kleen <ak@linux.intel.com>
8501 * config/i386/drivers-i386.c (host_detect_local_cpu):
8502 Fix core duo detection.
8504 2010-01-14 Andi Kleen <ak@linux.intel.com>
8506 * config/i386/drivers-i386.c (host_detect_local_cpu):
8509 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8511 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8512 (rs6000_variable_issue_1): this. Use...
8513 (rs6000_variable_issue): here. Reimplement. Print debug info.
8515 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8517 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8518 sel_restore_notes. Update all callers. Call reemit_notes
8521 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8523 PR rtl-optimization/42246
8524 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8527 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8529 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8530 all successors is the same as number of successors in current region.
8532 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8534 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8535 to rename is not separable. Otherwise check that its LHS is not NULL.
8537 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8539 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8541 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8543 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8544 available registers when failed to discover LHS register class.
8545 Fix indentation. Update comment.
8547 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8548 Alexander Monakov <amonakov@ispras.ru>
8550 PR rtl-optimization/42389
8551 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8553 (advance_state_on_fence): Likewise.
8554 (sel_target_adjust_priority): Print debug output only when
8555 sched_verbose >= 4, not 2.
8556 (get_expr_cost): Do not issue all unique insns on the next cycle.
8557 (fill_insns): Initialize can_issue_more from the value saved
8559 * sel-sched-ir.c (flist_add): New parameter issue_more.
8560 Init FENCE_ISSUE_MORE with it.
8561 (merge_fences): Likewise.
8562 (init_fences): Update call to flist_add.
8563 (add_to_fences, add_clean_fence_to_fences)
8564 (add_dirty_fence_to_fences): Likewise.
8565 (move_fence_to_fences): Update call to merge_fences.
8566 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8568 * sel-sched-ir.h (struct _fence): New field issue_more.
8569 (FENCE_ISSUE_MORE): New accessor macro.
8571 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8573 PR rtl-optimization/42388
8574 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8575 that have no predecessors nor successors. Do not call move_bb_info
8576 for empty blocks outside of current region.
8578 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8580 PR rtl-optimization/42294
8581 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8582 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8583 originators' originators.
8585 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8587 PR rtl-optimization/39453
8588 PR rtl-optimization/42246
8589 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8591 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8593 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8594 Alexander Monakov <amonakov@ispras.ru>
8597 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8598 (maybe_tidy_empty_bb): ... here. Make static. Add new
8599 argument. Update all callers.
8600 (tidy_control_flow): ... and here. Recompute topological order
8601 of basic blocks in region if necessary.
8602 (sel_redirect_edge_and_branch): Change return type. Return true
8603 if topological order might have been invalidated.
8604 (purge_empty_blocks): Export and move from...
8605 * sel-sched.c (purge_empty_blocks): ... here.
8606 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8607 (maybe_tidy_empty_bb): Delete prototype.
8608 (purge_empty_blocks): Declare.
8610 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8612 PR rtl-optimization/42249
8613 * sel-sched.c (try_replace_dest_reg): When chosen register
8614 and original register is the same, do not bail out early, but
8615 still check all original insns for validity of replacing destination
8616 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8619 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8622 Port from no-undefined-overflow branch:
8623 2009-03-09 Richard Guenther <rguenther@suse.de>
8625 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8627 2010-01-14 Richard Guenther <rguenther@suse.de>
8630 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8632 2010-01-14 Ira Rosen <irar@il.ibm.com>
8634 PR tree-optimization/42709
8635 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8636 as scalar type in creation of constant vector operand.
8638 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8641 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8642 (check-parallel-%): Match `testsuite' directory component only
8645 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8647 PR translation/39521
8648 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8651 2010-01-13 Richard Guenther <rguenther@suse.de>
8653 PR tree-optimization/42730
8654 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8657 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8660 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8661 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8664 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8666 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8667 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8668 ___umulsi3_highpart.
8670 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8671 rather than schedule_insns if the pass is enabled.
8673 2010-01-13 Martin Jambor <mjambor@suse.cz>
8675 PR tree-optimization/42704
8676 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8679 2010-01-13 Martin Jambor <mjambor@suse.cz>
8681 PR tree-optimization/42703
8682 * tree-sra.c (analyze_access_subtree): Check that we can build a
8683 reference to the original data within the aggregate.
8685 2010-01-13 Richard Guenther <rguenther@suse.de>
8687 PR tree-optimization/42705
8688 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8690 2010-01-13 Richard Guenther <rguenther@suse.de>
8693 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8695 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8698 * var-tracking.c (values_to_unmark): New variable.
8699 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8700 values_to_unmark vector. Moved body to...
8701 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8702 instead queue it into values_to_unmark vector.
8703 (vt_find_locations): Free values_to_unmark vector.
8705 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8707 * config/s390/s390.c (override_options): Set
8708 default of max-pending-list-length to 256
8710 2010-01-13 Richard Guenther <rguenther@suse.de>
8713 * tree-pass.h (PROP_gimple_lcx): New.
8714 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8715 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8716 before the final cleanup_eh.
8717 (dump_properties): Dump PROP_gimple_lcx.
8718 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8719 (tree_lower_complex_O0): Remove.
8720 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8721 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8722 tree_lower_complex, schedule TODO_update_ssa.
8723 * lto-streamer-out.c (output_function): Stream the functions
8725 * lto-streamer-in.c (input_function): Likewise.
8726 (lto_read_body): Do not override them here.
8728 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8731 * c-typeck.c (build_c_cast): Fold value cast to union type before
8732 wrapping it in a CONSTRUCTOR.
8734 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8736 PR rtl-optimization/42699
8737 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8740 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8742 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8743 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8744 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8745 SUBTARGET_WARN_UNUSED_SPEC): ... here
8746 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8748 2010-01-12 Julian Brown <julian@codesourcery.com>
8750 * config/arm/neon-schedgen.ml (Utils): Don't try to
8751 open missing module.
8752 (find_with_result): New.
8754 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8757 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8758 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8760 PR tree-optimization/42645
8761 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8762 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8763 decl_map, set processing_debug_stmt to -1 and return name without
8766 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8768 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8769 binutils version, and reword target configuration description.
8771 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8773 * config/avr/avr.h (LINKER_NAME): Remove.
8775 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8778 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8779 that support VSX, warn for -mno-altivec if vsx is not disabled,
8782 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8783 Shujing Zhao <pearly.zhao@oracle.com>
8785 PR translation/42469
8786 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8787 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8788 character between option name and help text.
8789 * c.opt (imultilib): Likewise.
8791 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8793 * lto-streamer-out.c (output_unreferenced_globals): Output static
8796 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8798 PR rtl-optimization/42621
8799 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8800 optimizing for size.
8801 (duplicate_computed_gotos): Remove now-redundant check.
8803 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8806 * configure.ac: Save and restore LDFLAGS and LIBS
8807 * configure: Regenerate.
8809 2010-01-10 Richard Guenther <rguenther@suse.de>
8812 * builtins.c (fold_builtin_strlen): Add type argument and
8813 convert the resulting length to it.
8814 (fold_builtin_1): Adjust.
8816 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8818 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8819 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8821 (num_insns_constant_wide): Adjust for that change.
8823 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8826 * web.c (union_defs): Add used argument, to combine uses of
8828 (entry_register): Adjust type and tests of used argument.
8829 (web_main): Widen used for new use. Pass it to union_defs.
8830 * df.h (union_defs): Adjust prototype.
8832 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8835 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8836 uses in new incoming argument. Free body.
8837 (reset_debug_uses_in_loop): New.
8838 (analyze_insn_to_expand_var): Call the latter if the former found
8839 anything. Fix whitespace. Reject invalid dest overlaps before
8840 going through all insns in the loop.
8842 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8845 * haifa-sched.c (dying_use_p): Debug insns don't count.
8847 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8850 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8851 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8852 (verify_gimple_call): Reject LHS in noreturn calls.
8854 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8858 * tree-vect-loop-manip.c (adjust_info): New type.
8859 (adjust_vec): New pointer to vector.
8860 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8861 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8862 (slpeel_update_phis_for_duplicate_loop): Use them.
8863 (slpeel_update_phi_nodes_for_guard1): Likewise.
8864 (slpeel_update_phi_nodes_for_guard2): Likewise.
8865 (slpeel_tree_peel_loop_to_edge): Likewise.
8866 (vect_update_ivs_after_vectorizer): Likewise.
8868 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8870 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8871 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8873 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8875 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8876 bogus uninitialized warning.
8878 2010-01-09 Richard Guenther <rguenther@suse.de>
8881 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8882 the evolution is compatible with the initial condition.
8884 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8886 * gcc.c (process_command): Update copyright notice dates.
8887 * gcov.c (print_version): Likewise.
8888 * gcov-dump.c (print_version): Likewise.
8889 * mips-tfile.c (main): Likewise.
8890 * mips-tdump.c (main): Likewise.
8892 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8895 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8897 (rotlhi3_8): Delete.
8899 (rotlsi3_8): Delete.
8900 (rotlsi3_16): Delete.
8901 (rotlsi3_24): Delete.
8903 (*rotw<mode>3): New.
8904 (*rotb<mode>3): New.
8905 * config/avr/avr.c (avr_rotate_bytes): New function.
8906 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8908 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8911 * configure.ac: Modify -rdynamic check.
8912 * configure: Regenerate.
8914 2010-01-08 DJ Delorie <dj@redhat.com>
8916 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8917 register popping order.
8919 2010-01-08 Richard Guenther <rguenther@suse.de>
8922 * c.opt (fsigned-char): Also let LTO handle this option.
8923 (funsigned-char): Likewise.
8925 2010-01-07 Richard Guenther <rguenther@suse.de>
8927 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8928 (gimple_op): Likewise.
8929 (gimple_op_ptr): Likewise.
8930 (gimple_assign_set_lhs): Remove gcc_assert.
8931 (gimple_assign_set_rhs1): Likewise.
8932 (gimple_assign_set_rhs2): Likewise.
8933 (gimple_call_set_lhs): Likewise.
8934 (gimple_call_set_fn): Likewise.
8935 (gimple_call_set_fndecl): Likewise.
8936 (gimple_call_fndecl): Likewise.
8937 (gimple_call_return_type): Likewise.
8938 (gimple_call_set_chain): Likewise.
8939 (gimple_call_num_args): Likewise.
8940 (gimple_call_set_arg): Likewise.
8941 (gimple_cond_set_code): Likewise.
8942 (gimple_cond_set_lhs): Likewise.
8943 (gimple_cond_set_rhs): Likewise.
8944 (gimple_cond_set_true_label): Likewise.
8945 (gimple_cond_set_false_label): Likewise.
8946 (gimple_label_set_label): Likewise.
8947 (gimple_goto_set_dest): Likewise.
8948 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8949 (gimple_debug_bind_get_value): Likewise.
8950 (gimple_debug_bind_get_value_ptr): Likewise.
8951 (gimple_debug_bind_set_var): Likewise.
8952 (gimple_debug_bind_set_value): Likewise.
8953 (gimple_debug_bind_reset_value): Likewise.
8954 (gimple_debug_bind_has_value_p): Likewise.
8955 (gimple_return_retval_ptr): Remove gcc_assert.
8956 (gimple_return_retval): Likewise.
8957 (gimple_return_set_retval): Likewise.
8958 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8959 (safe_referenced_var_iterator): Remove.
8960 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8961 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8962 (fill_referenced_var_vec): Remove.
8963 (first_readonly_imm_use): Remove redundant gcc_assert.
8964 (phi_arg_index_from_use): Combine gcc_asserts.
8965 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8966 (first_imm_use_stmt): Remove redundant gcc_assert.
8967 * tree-cfg.c (verify_gimple_call): Verify function and chain
8968 operands. Verify arguments.
8969 (verify_types_in_gimple_stmt): Verify condition code and labels.
8971 2010-01-07 Richard Guenther <rguenther@suse.de>
8973 PR tree-optimization/42641
8974 * sese.c (rename_map_elt_info): Use the SSA name version, do
8977 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8979 PR tree-optimization/42625
8980 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8981 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8983 2010-01-07 Duncan Sands <baldrick@free.fr>
8985 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8987 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8990 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8991 note itself is not function_invariant_p.
8993 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8995 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8996 Do not add the DF_NOTE problem.
8997 * store-motion.c (execute_rtl_store_motion): Likewise.
8999 2010-01-07 Martin Jambor <mjambor@suse.cz>
9001 PR tree-optimization/42157
9002 * tree-sra.c (compare_access_positions): Stabilize sort if both
9003 accesses have integer types, return zero immediately if they are the
9006 2010-01-06 Richard Henderson <rth@redhat.com>
9009 * haifa-sched.c (add_to_note_list): Merge into ...
9010 (concat_note_lists): ... here, and ...
9011 (unlink_other_notes, rm_other_notes): Merge into...
9012 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9013 NOTE_INSN_EPILOGUE_BEG.
9015 2010-01-06 Richard Guenther <rguenther@suse.de>
9017 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9018 not inline regular functions into always-inline functions.
9020 2010-01-06 Nick Clifton <nickc@redhat.com>
9022 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9023 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9025 (OVERRIDE_OPTIONS): Delete.
9026 (OPTIMIZATION_OPTIONS): Define.
9027 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9028 * config/rx/rx.c (rx_handle_option): Issue an error message if
9029 -mcpu=rx200 and -fpu are used together.
9030 (rx_set_optimization_options): New function. Issue an error
9031 message if an optimization attribute attempts to reset the FPU/
9032 math optimization pairing.
9033 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9034 * config/rx/rx.opt: Set the default to 32-bit doubles.
9035 * config/rx/t-rx: Add multilibs for -nofpu option.
9036 * doc/invoke.texi: Update documentation of RX options.
9038 2010-01-06 Richard Guenther <rguenther@suse.de>
9040 * tree-ssa-pre.c (name_to_id): New global.
9041 (alloc_expression_id): Simplify SSA name handling.
9042 (lookup_expression_id): Likewise.
9043 (init_pre): Zero name_to_id.
9044 (fini_pre): Free it.
9046 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9048 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9050 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9053 * config/i386/sse.md (smaxv2di3): New.
9054 (umaxv2di3): Likewise.
9055 (sminv2di3): Likewise.
9056 (uminv2di3): Likewise.
9058 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9061 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9062 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9063 (legitimize_tls_address): Likewise.
9064 (sparc_tls_referenced_p): Likewise.
9065 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9066 and adjust calls to legitimize_pic_address.
9067 (legitimate_constant_p) Use sparc_tls_referenced_p.
9068 (legitimate_pic_operand_p): Likewise.
9069 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9070 (sparc_tls_symbol_ref_1): Delete.
9071 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9072 (legitimize_tls_address): Make static, handle CONST patterns.
9073 (legitimize_pic_address): Make static, remove unused parameter and
9074 adjust recursive calls.
9075 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9076 and adjust call to legitimize_pic_address.
9077 (sparc_output_mi_thunk): Likewise.
9079 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9080 H.J. Lu <hongjiu.lu@intel.com>
9083 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9084 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9085 operands to make them signed.
9088 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9091 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9092 GTU to GT for V4SI and V2DI.
9094 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9095 (umin<mode>3): Removed.
9097 (uminv4si3): Likewise.
9099 2010-01-05 Martin Jambor <mjambor@suse.cz>
9101 PR tree-optimization/42462
9102 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9103 current_function_decl to helper functions and macros.
9105 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9108 * flags.h: Don't include real.h.
9109 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9110 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9111 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9112 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9113 * dominance.c: Update copyright.
9114 * gimple.c (walk_gimple_op): Remove inline.
9115 * tree-ssa-reassoc.c: Include real.h.
9116 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9117 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9119 2010-01-05 Nick Clifton <nickc@redhat.com>
9121 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9122 register to push into the stack frame when the accumulator has to
9123 be saved during interrupts.
9125 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9127 * doc/invoke.texi: Remove the documentation about option
9129 * common.opt (Wunreachable-code): Preserved for backward
9131 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9132 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9133 the backward compatibility flag section.
9135 2010-01-05 Richard Guenther <rguenther@suse.de>
9137 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9139 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9142 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9144 PR tree-optimization/42508
9145 * tree-sra.c (convert_callers): Check for recursive call
9146 by comparing cgraph nodes instead of decls.
9147 (modify_function): Call ipa_modify_formal_parameters also
9148 on all same_body aliases.
9150 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9151 cgraph nodes when checking for same_body aliases.
9153 2010-01-05 Richard Guenther <rguenther@suse.de>
9155 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9156 allocation and lookup.
9157 (get_or_alloc_expr_for_constant): Likewise.
9158 (phi_translate): Sink allocation.
9160 2010-01-04 Richard Guenther <rguenther@suse.de>
9162 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9163 a new entry only if needed.
9164 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9165 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9167 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9169 (phi_translate): Handle CONSTANTs early.
9171 2010-01-04 Martin Jambor <mjambor@suse.cz>
9173 PR tree-optimization/42398
9174 * tree-sra.c (struct access): Removed flag grp_different_types.
9175 (dump_access): Do not dump the removed flag.
9176 (sort_and_splice_var_accesses): Do not set the removed flag.
9177 (sra_modify_expr): Check for type compatibility directly.
9179 2010-01-04 Martin Jambor <mjambor@suse.cz>
9181 PR tree-optimization/42366
9182 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9183 edges with variable number of parameters.
9184 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9185 flag instead of asserting it.
9186 (ipa_read_node_info): Read uses_analysis_done flag.
9188 2010-01-04 Richard Guenther <rguenther@suse.de>
9190 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9191 iterative_hash_* as intended.
9192 (vn_reference_compute_hash): Likewise. Simplify hashing
9194 (vn_reference_lookup_2): Likewise.
9195 (vn_nary_op_compute_hash): Likewise.
9196 (vn_phi_compute_hash): Likewise.
9197 (expressions_equal_p): Remove strange code.
9198 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9199 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9200 (bitmap_insert_into_set_1): Take value-id as parameter.
9201 (add_to_value): Pass it.
9202 (bitmap_insert_into_set): Likewise.
9203 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9205 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9208 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9209 (do_self_spec): For switches with SWITCH_IGNORE set set also
9210 SWITCH_IGNORE_PERMANENTLY.
9211 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9214 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9216 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9217 tree of an unreferenced global var.
9219 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9222 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9223 GTU to GT for V4SI and V2DI.
9225 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9226 (umin<mode>3): Removed.
9228 (uminv4si3): Likewise.
9230 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9233 * collect2.c (main): Turn on trace in collect2 if -v is passed
9236 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9238 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9239 description of expression operand.
9241 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9243 * configure.ac: Add install-html to target_list for Make-hooks.
9244 * configure: Regenerate.
9245 * fortran/Make-lang.in (F95_HTMLFILES): New.
9246 (fortran.html): Use it.
9247 (fortran.install-html): New.
9248 * Makefile.in (install-html): Add lang.install-html.
9249 * java/Make-lang.in (JAVA_HTMLFILES): New.
9250 (java.html): Use it.
9251 (java.install-html): New.
9252 * objc/Make-lang.in (objc.install-html): New.
9253 * objcp/Make-lang.in (obj-c++.install-html): New.
9254 * cp/Make-lang.in (c++.install-html): New.
9255 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9256 * lto/Make-lang.in (lto.install-html): New.
9258 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9261 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9263 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9265 PR rtl-optimization/41862
9266 * store-motion.c (store_killed_in_insn, compute_store_table,
9267 remove_reachable_equiv_notes, replace_store_insn,
9268 build_store_vectors): Ignore all DEBUG_INSNs.
9270 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9273 * common.opt: Add dumpdir.
9275 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9277 (option_map): Add --dumpdir.
9279 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9281 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9283 * opts.c (decode_options): Try dump_dir_name first if
9284 dump_base_name isn't an absolute path.
9285 (common_handle_option): Handle OPT_dumpdir.
9287 * toplev.c (dump_dir_name): New.
9288 (print_switch_values): Also ignore -dumpdir.
9290 * toplev.h (dump_dir_name): New.
9292 2010-01-03 Richard Guenther <rguenther@suse.de>
9294 PR tree-optimization/42589
9295 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9296 double-word expansion of bswap32.
9298 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9300 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9301 with BLOCK_FOR_INSN.
9302 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9303 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9304 noce_process_if_block): Likewise.
9305 * gcse.c (compute_local_properties, insert_expr_in_table,
9306 insert_set_in_table, canon_list_insert, find_avail_set,
9307 pre_insert_copy_insn): Likewise.
9309 * basic-block.h (BLOCK_NUM): Move from here...
9310 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9312 2010-01-03 Richard Guenther <rguenther@suse.de>
9314 PR tree-optimization/42438
9315 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9316 contains_may_not_return_call flag.
9317 (BB_MAY_NOTRETURN): New.
9318 (valid_in_sets): Trapping nary operations are not valid
9319 in blocks that may not return.
9320 (insert_into_preds_of_block): Remove check for trapping expressions.
9321 (compute_avail): Compute also BB_MAY_NOTRETURN.
9323 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9325 * doc/invoke.texi: Add 2010 to copyright years.
9327 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9329 * config/sparc/sparc.c: Fix formatting nits.
9331 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9332 Alexander Monakov <amonakov@ispras.ru>
9334 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9336 2010-01-02 Richard Guenther <rguenther@suse.de>
9339 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9340 (simplify_switch_using_ranges): Mark to be removed edges
9343 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9345 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9347 * collect2.c (scan_libraries): Add missing argument in call to
9350 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9353 * config/alpha/predicates.md (aligned_memory_operand): Return false
9355 (unaligned_memory_operand): Return true for CQImode.
9356 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9357 doesn not cross aligned SImode word boundary.
9359 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9361 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9363 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9364 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9366 2010-01-02 Richard Guenther <rguenther@suse.de>
9369 * toplev.c (compile_file): Emit LTO marker properly. Change
9371 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9373 2010-01-01 Richard Guenther <rguenther@suse.de>
9376 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9378 2010-01-01 Richard Guenther <rguenther@suse.de>
9381 * c-decl.c (grokdeclarator): For zero-size arrays force
9382 structural equality checks as layout_type does.
9384 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9386 * builtins.c: Update copyright to 2010.
9388 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9391 * lto-streamer-out.c (produce_asm): Revert the last change.
9392 (copy_function): Likewise.
9394 * lto-streamer.c (lto_get_section_name): Skip any leading
9397 2010-01-01 Richard Guenther <rguenther@suse.de>
9400 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9404 Copyright (C) 2010 Free Software Foundation, Inc.
9406 Copying and distribution of this file, with or without modification,
9407 are permitted in any medium without royalty provided the copyright
9408 notice and this notice are preserved.