1 2010-05-14 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/44124
4 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
6 2010-05-14 Alan Modra <amodra@gmail.com>
9 * config/rs6000/rs6000.c (struct machine_function): Reorder
10 fields for better packing. Add lr_save_state.
11 (rs6000_ra_ever_killed): Return lr_save_state if set.
12 (rs6000_emit_eh_reg_restore): Set lr_save_state.
14 2010-05-13 Jan Hubicka <jh@suse.cz>
16 * varpool.c (decide_is_variable_needed): Drop code checking
17 TREE_SYMBOL_REFERENCED.
19 2010-05-13 Jan Hubicka <jh@suse.cz>
21 * final.c (output_addr_const): Do not call mark_decl_referenced.
22 * cgraphunit.c (process_function_and_variable_attributes): Use
23 mark_needed_node dirrectly.
24 (assemble_thunk): Do not call mark_decl_referenced.
26 2010-05-13 Anatoly Sokolov <aesok@post.ru>
28 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
30 2010-05-13 Jeff Law <law@redhat.com>
32 * ira-conflicts.c (print_allocno_conflicts): New function broken out
34 (print_conflicts): Call print_allocno_conflicts.
36 2010-05-13 Jakub Jelinek <jakub@redhat.com>
39 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
42 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
44 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
45 t-mingw-w64 or t-mingw-w32 for multilib configuration.
46 * config/i386/t-mingw-w32: New.
47 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
49 2010-05-13 Martin Jambor <mjambor@suse.cz>
51 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
53 * gimple-fold.c (get_base_binfo_for_type): New function.
54 (gimple_get_relevant_ref_binfo): Likewise.
55 (gimple_fold_obj_type_ref_known_binfo): Likewise.
56 (gimple_fold_obj_type_ref): Likewise.
57 (fold_gimple_call): Simplify condition for folding virtual calls
58 and call gimple_fold_obj_type_ref.
59 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
60 (gimple_fold_obj_type_ref_known_binfo): Likewise.
62 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
64 * config/rs6000/rs6000-protos.h
65 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
66 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
67 (rs6000_debug_mode_dependent_address)
68 (rs6000_mode_dependent_address_ptr): Likewise.
70 2010-05-13 Jakub Jelinek <jakub@redhat.com>
73 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
75 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
76 * tree-sra.c (create_access_replacement): Call unshare_expr before
77 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
79 * dwarf2out.c: Include tree-flow.h.
80 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
81 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
82 Handle DW_OP_bit_piece.
83 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
84 construct_piece_list, adjust_piece_list): New functions.
85 (add_var_loc_to_decl): Handle SRA optimized variables.
86 Adjust for var_loc_note to loc field renaming.
87 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
89 (new_loc_descr_op_bit_piece): New function.
90 (dw_sra_loc_expr): New function.
91 (dw_loc_list): Use it. Don't handle the last range after the
92 loop, handle it inside of the loop. Adjust for var_loc_note
93 to loc field renaming.
94 (add_location_or_const_value_attribute): Only special case
95 single entry loc lists if loc is NOTE_P. Adjust for
96 var_loc_note to loc field renaming.
97 (dwarf2out_var_location): Don't set newloc->var_loc_note
98 and newloc->next here.
100 2010-05-12 Jan Hubicka <jh@suse.cz>
102 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
104 * cgraph.h (cgraph_only_called_directly_p,
105 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
106 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
107 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
109 * ipa.c (cgraph_remove_unreachable_nodes): Use
110 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
112 * tree-inline.c (copy_bb): Check address_taken flag.
113 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
114 externally_visible flag.
116 2010-05-12 Jason Merrill <jason@redhat.com>
120 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
121 * sdbout.c (plain_type_1): Likewise.
122 * dwarf2out.c (is_base_type): Likewise.
123 (gen_type_die_with_usage): Likewise. Generate
124 DW_TAG_unspecified_type for any LANG_TYPE.
126 2010-05-12 Jan Hubicka <jh@suse.cz>
128 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
130 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
131 (cgraph_clone_edge): Update.
132 (cgraph_node_remove_callees): Remove indirect calls too.
133 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
134 (cgraph_create_indirect_edge): Update prototype.
135 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
136 is_proper_for_analysis.
137 (add_new_function, visited_nodes, function_insertion_hook_holder,
138 get_local_reference_vars_info, mark_address_taken, mark_address,
139 mark_load, mark_store, check_asm_memory_clobber, check_call,
140 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
141 (ipa_init): Do not initialize visited_nodes;
142 function_insertion_hook_holder.
143 (analyze_variable): Rewrite.
144 (analyze_function): Rewrite.
145 (copy_local_bitmap): Remove.
146 (duplicate_node_dat): Do not duplicate local info.
147 (generate_summary): Simplify to only walk cgraph.
148 (write_node_summary_p, ipa_reference_write_summary,
149 ipa_reference_read_summary): Remove.
150 (propagate): Do not remove function insertion;
152 (pass_ipa_reference): NULLify summary handling fields.
153 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
154 (input_edge): Input ecf_flags.
155 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
156 (update_indirect_edges_after_inlining): Ignore edges with unknown
159 2010-05-12 Sriraman Tallam <tmsriram@google.com>
161 * implicit-zee.c: New file.
162 * tree-pass.h (pass_implicit_zee): Declare.
163 * passes.c (init_optimization_passes): Add zee pass.
164 * common.opt (fzee): New flag.
165 * timevar.def (TV_ZEE): Define.
166 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
168 * Makefile.in (implicit-zee.o): Add new build file.
170 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
171 Nathan Froyd <froydnj@codesourcery.com>
173 * c-common.c (sync_resolve_params): Remove write-only variable.
175 2010-05-12 Anatoly Sokolov <aesok@post.ru>
177 * target.h (struct gcc_target): Add mode_dependent_address_p field.
178 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
179 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
180 * targhooks.c (default_mode_dependent_address_p): New function.
181 * targhooks.h (default_mode_dependent_address_p): Declare function.
182 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
183 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
184 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
185 target hook. Change return type to bool.
186 * recog.h: (mode_dependent_address_p): Change return type to bool.
188 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
189 Nathan Froyd <froydnj@codesourcery.com>
191 * tree-mudflap.c (build_function_type_0, build_function_type_1,
192 build_function_type_2, build_function_type_3): Remove.
193 (mudflap_init): Use build_function_type_list.
195 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
196 Nathan Froyd <froydnj@codesourcery.com>
198 * coverage.c (build_fn_info_value): Call build_constructor instead of
199 build_constructor_from_list.
200 (build_ctr_info_value): Likewise.
201 (build_gcov_info): Likewise.
203 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
205 * tree.c (build_constructor): Compute TREE_CONSTANT for the
206 resultant constructor.
207 (build_constructor_single): Don't set TREE_CONSTANT.
208 (build_constructor_from_list): Don't compute TREE_CONSTANT.
210 2010-05-12 Jan Hubicka <jh@suse.cz>
212 * cgraph.h (struct varpool_node): Add aux.
213 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
214 * varpool.c (varpool_remove_node): Do not remove initializer.
215 (varpool_reset_queue): Export.
216 (varpool_finalize_decl): Volatile vars are forced to be output.
217 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
219 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
220 process_references, varpool_can_remove_if_no_refs): New functions.
221 (cgraph_remove_unreachable_nodes): Handle variables too.
223 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
226 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
228 2010-05-12 Jakub Jelinek <jakub@redhat.com>
231 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
232 change value of ORT_TASK.
233 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
234 (omp_notice_threadprivate_variable): New function.
235 (omp_notice_variable): Call it for threadprivate variables.
236 If enclosing ctx is a task, print enclosing task rather than
237 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
238 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
239 if task has untied clause.
242 * dwarf2out.c (base_type_die): Don't add name attribute here.
243 (modified_type_die): Instead of sizetype use
244 its underlying original type. If a DW_TAG_base_type doesn't
245 have name added, add __unknown__.
246 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
247 always call force_type_die instead.
249 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
251 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
252 for __stack_chk_guard.
254 2010-05-11 Jakub Jelinek <jakub@redhat.com>
256 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
257 don't call start_source_file debug hook here...
258 (finish_options): ... but here, after outputting predefined and
259 command line defines and undefs.
262 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
264 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
265 optimizing away empty bb with no successors, move over its
266 footer chain to fallthru predecessor.
267 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
268 (rtl_split_edge): For asm goto call patch_jump_insn even if
269 splitting fallthru edge.
272 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
273 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
274 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
275 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
279 * c-parser.c (c_parser_expression): Mark LHS of a comma
280 expression as read if it is a decl, handled component or
281 COMPOUND_EXPR with that on the RHS.
282 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
283 if it is a decl or handled component.
285 2010-05-11 Jan Hubicka <jh@suse.cz>
287 * lto-symtab.c (lto_symtab_free): New function.
288 * lto-streamer.h (lto_symtab_free): Declare.
290 2010-05-11 Jan Hubicka <jh@suse.cz>
292 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
293 that if function is needed it is reachable.
294 (lto_output_node): See if it the function is reachable or referenced.
295 (output_cgraph): Update call of lto_output_node.
296 * lto-streamer.h (reachable_from_other_partition_p): Declare.
298 2010-05-11 Jan Hubicka <jh@suse.cz>
300 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
303 2010-05-11 Jan Hubicka <jh@suse.cz>
305 PR tree-optimize/44063
306 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
308 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
310 (estimate_function_body_sizes): Compute sizes even when disregarding.
312 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
314 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
316 2010-05-11 Jan Hubicka <jh@suse.cz>
318 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
321 2010-05-11 Jan Hubicka <jh@suse.cz>
323 * matrix-reorg.c (matrix_reorg): Rebuild edges.
325 2010-05-11 Jan Hubicka <jh@suse.cz>
327 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
328 lto_streamer_cache_delete): Put nodes into heap.
329 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
332 2010-05-11 Jan Hubicka <jh@suse.cz>
334 * cgraphbuild.c (cgraph_rebuild_references): New.
335 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
337 * cgraph.h (cgraph_rebuild_references): Declare.
338 * tree-inline.c (tree_function_versioning): Use it.
339 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
341 2010-05-11 Jan Hubicka <jh@suse.cz>
343 * cgraph.c: Include ipa-utils.h
344 (cgraph_create_virtual_clone): Update references.
345 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
347 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
349 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
350 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
353 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
355 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
357 2010-05-11 Jakub Jelinek <jakub@redhat.com>
359 * gcc.c (execute): For -### don't quote arguments that
360 contain just alphanumerics and _/-. characters.
361 * doc/invoke.texi: Document that change for -###.
364 * df-problems.c (struct dead_debug): Add to_rescan field.
365 (dead_debug_init): Clear to_rescan field.
366 (dead_debug_finish): Rescan all debug insns in to_rescan
367 bitmap and free the bitmap.
368 (dead_debug_insert_before): Instead of rescanning debug insns
369 immediately queue their rescanning until dead_debug_finish.
370 (df_note_bb_compute): After dead_debug_add do continue instead
373 2010-05-10 Jakub Jelinek <jakub@redhat.com>
376 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
377 clear also INSN_REG_USE_LIST.
379 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
381 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
383 2010-05-10 Jan Hubicka <jh@suse.cz>
385 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
388 2010-05-10 Jan Hubicka <jh@suse.cz>
390 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
392 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
393 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
394 (lto_streamer_cache_create): Init alloc pool.
395 (lto_streamer_cache_delete): Free alloc pool.
396 * lto-streamer.h: Include alloc pool.
397 (lto_streamer_cache_d): Use alloc pool.
398 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
400 2010-05-10 Jan Hubicka <jh@suse.cz>
402 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
403 * cgraphbuild.c: Include except.h
404 (record_type_list, record_eh_tables): New function.
405 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
407 2010-05-10 Jan Hubicka <jh@suse.cz>
409 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
410 __frame_dummy_init_array_entry, force_to_data): Attribute as used
413 2010-05-10 Michael Matz <matz@suse.de>
415 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
416 (can_reassociate_p): Use FLOAT_TYPE_P.
417 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
418 (vect_force_simple_reduction): ... this.
419 * tree-parloops.c (gather_scalar_reductions): Use
420 vect_force_simple_reduction.
421 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
422 vect_is_simple_reduction, add modify argument, if true rewrite
424 (vect_is_simple_reduction, vect_force_simple_reduction): New
426 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
428 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
429 Vladimir Makarov <vmakarov@redhat.com>
431 PR rtl-optimization/44012
432 * ira-build.c (remove_unnecessary_allocnos): Nullify
433 regno_allocno_map of the removed allocno.
435 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
437 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
439 * configure: Regenerate.
441 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
443 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
445 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
446 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
448 * configure: Regenerate.
450 2010-05-10 Richard Guenther <rguenther@suse.de>
452 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
453 marked if the entry identifier is marked.
455 2010-05-10 Richard Guenther <rguenther@suse.de>
457 * c-common.c (struct c_common_attributes): Add fnspec attribute.
458 (handle_fnspec_attribute): New function.
459 * gimple.h (gimple_call_return_flags): Declare.
460 (gimple_call_arg_flags): Likewise.
461 * gimple.c (gimple_call_arg_flags): New function.
462 (gimple_call_return_flags): Likewise.
463 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
465 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
467 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
468 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
470 (make_heapvar_for): ... this new function.
471 (handle_rhs_call): Handle fnspec attribute argument specifiers.
472 (handle_lhs_call): Likewise.
473 (find_func_aliases): Adjust.
475 2010-05-10 Richard Guenther <rguenther@suse.de>
477 PR tree-optimization/44050
478 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
480 2010-05-10 Wei Guozhi <carrot@google.com>
483 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
485 2010-05-09 Joseph Myers <joseph@codesourcery.com>
488 * c-typeck.c (lookup_field): Take a type directly. Update
490 (build_component_ref): Update call to lookup_field.
491 (set_init_label): Use lookup_field to find initialized field.
492 Handle returned list of fields like a sequence of designators.
494 2010-05-09 Richard Guenther <rguenther@suse.de>
497 * fold-const.c (tree_single_nonzero_warnv_p): Properly
498 handle &FUNCTION_DECL.
500 2010-05-09 Joseph Myers <joseph@codesourcery.com>
503 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
504 structures and unions recursively.
505 (detect_field_duplicates): Move duplicate detection with a hash to
506 detect_field_duplicates_hash. Always use a hash if anonymous
507 structures or unions are present.
508 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
511 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
514 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
515 detect Atom, Core 2 and Core i7.
517 2010-05-09 Richard Guenther <rguenther@suse.de>
519 * gcc.c (store_arg): Handle temporary file deletion for
522 2010-05-09 Richard Guenther <rguenther@suse.de>
525 * ipa-inline.c (estimate_function_body_sizes): Return after
526 disregarding inline limits.
528 2010-05-09 Richard Guenther <rguenther@suse.de>
530 * gcc.c (store_arg): Revert last change.
532 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
535 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
536 (optimize_ops_list): Call it.
538 2010-05-08 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/44030
541 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
542 NECESSARY flag if we propagate from a inserted expression.
544 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
546 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
547 domain types as equal if they are both PLACEHOLDER_EXPRs.
549 2010-05-08 Richard Guenther <rguenther@suse.de>
551 * lto-wrapper.c (run_gcc): Remove linker output from
552 command line for LTRANS invocation.
554 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
556 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
557 lto-macho as lto_binary_reader.
558 * target.h (struct gcc_target): New hooks lto_start and lto_end.
559 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
560 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
561 in lto_start and lto_end calls.
562 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
564 (scan_prog_file): Update is_elf_or_coff call.
565 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
567 * collect2.c (main): Fix enum comparison.
569 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
571 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
572 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
573 and TARGET_ASM_LTO_END.
574 * darwin.c: Include obstack.h and lto-streamer.h.
575 (lto_section_names_offset, lto_section_names_obstack,
576 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
578 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
579 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
581 (darwin_asm_lto_end): New function. Restore asm_out_file.
582 (darwin_asm_named_section): For LTO sections, replace the name with
583 the offset of the section name in a string table, and build this
585 (darwin_file_start): Initialize global vars for LTO support.
586 (darwin_file_end): If output to asm_out_file was redirected, append it
587 to the proper asm_out_file here. Add the section names section.
589 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
591 * c-pragma.c (pending_weak_d, pending_weak): New.
592 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
593 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
594 handle_pragma_weak): Update the uses of pending_weaks.
596 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
598 PR documentation/44016
599 * doc/standards.texi (Standards): Link to unversioned
600 cxx0x_status.html page.
602 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
605 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
606 in addition to TREE_USED, to avoid "set but unused" warnings.
608 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
610 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
611 (is_loop_prefetching_profitable): Do not insert prefetches
612 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
613 times the prefetch ahead distance.
615 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
617 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
618 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
619 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
622 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
624 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
625 a diagnostic info when the insn-to-mem ratio is too small.
627 2010-05-07 Richard Guenther <rguenther@suse.de>
629 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
631 (store_arg): Queue temp_filename for deletion instead of
634 2010-05-07 Richard Guenther <rguenther@suse.de>
636 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
637 (run_gcc): Handle LTRANS phase invocation.
638 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
640 2010-05-07 Jakub Jelinek <jakub@redhat.com>
642 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
643 this is also meaningful on PARM_DECLs and RESULT_DECLs.
645 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
647 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
649 2010-05-07 Richard Guenther <rguenther@suse.de>
651 PR tree-optimization/44020
652 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
653 code when PRE is not yet initialized.
655 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
657 * config/mips/dbxmdebug.h: Remove.
658 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
660 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
662 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
663 with null pointer and also warn about ordered comparison of zero with
666 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
668 * graphite-blocking.c
669 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
670 * graphite-clast-to-gimple.c
671 (clast_to_gcc_expression): Same.
672 (precision_for_value): Same.
673 (precision_for_interval): Same.
674 (gcc_type_for_interval): Same.
675 (graphite_create_new_guard): Same.
676 (compute_bounds_for_level): Same.
677 (graphite_create_new_loop_guard): Same.
678 * graphite-interchange.c
679 (build_linearized_memory_access): Same.
680 (pdr_stride_in_loop): Same.
681 (memory_strides_in_loop_1): Same.
682 (memory_strides_in_loop): Same.
683 (extend_scattering): Same.
684 (psct_scattering_dim_for_loop_depth): Same.
685 (pbb_number_of_iterations): Same.
687 (debug_iteration_domains): Same.
689 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
690 (ppl_set_inhomogeneous_gmp): Same.
691 (ppl_strip_loop): Same.
692 (ppl_lexico_compare_linear_expressions): Same.
693 (ppl_read_polyhedron_matrix): Same.
694 (ppl_max_for_le_pointset): Same.
696 (ppl_read_polyhedron_matrix): Same.
697 (tree_int_to_gmp): Same.
698 (gmp_cst_to_tree): Same.
699 (ppl_set_inhomogeneous): Same.
700 (ppl_set_inhomogeneous_tree): Same.
701 (ppl_set_coef): Same.
702 (ppl_set_coef_tree): Same.
703 * graphite-sese-to-poly.c
704 (build_pbb_scattering_polyhedrons): Same.
705 (build_scop_scattering): Same.
706 (scan_tree_for_params_right_scev): Same.
707 (scan_tree_for_params): Same.
708 (find_params_in_bb): Same.
709 (find_scop_parameters): Same.
710 (add_upper_bounds_from_estimated_nit): Same.
711 (build_loop_iteration_domains): Same.
712 (add_condition_to_domain): Same.
713 (pdr_add_memory_accesses): Same.
715 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
717 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
718 CLooG's value_* macros to their respective mpz_* counterparts.
719 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
720 (graphite_create_new_loop_guard): Same.
721 * graphite-interchange.c (build_linearized_memory_access): Same.
722 (pdr_stride_in_loop): Same.
723 (memory_strides_in_loop_1): Same.
724 (1st_interchange_profitable_p): Same.
725 * graphite-poly.c (extend_scattering): Same.
726 (psct_scattering_dim_for_loop_depth): Same.
727 (pbb_number_of_iterations): Same.
728 (pbb_number_of_iterations_at_time): Same.
729 * graphite-poly.h (new_1st_loop): Same.
730 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
731 (oppose_constraint): Same.
732 (insert_constraint_into_matrix): Same.
733 (ppl_set_inhomogeneous_gmp): Same.
734 (ppl_set_coef_gmp): Same.
735 (ppl_strip_loop): Same.
736 (ppl_lexico_compare_linear_expressions): Same.
737 (ppl_max_for_le_pointset): Same.
738 (ppl_min_for_le_pointset): Same.
739 (ppl_build_realtion): Same.
740 * graphite-ppl.h (gmp_cst_to_tree): Same.
741 (ppl_set_inhomogeneous): Same.
742 (ppl_set_inhomogeneous_tree): Same.
743 (ppl_set_coef): Same.
744 (ppl_set_coef_tree): Same.
745 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
746 (build_scop_scattering): Same.
747 (add_value_to_dim): Same.
748 (scan_tree_for_params_right_scev): Same.
749 (scan_tree_for_params_int): Same.
750 (scan_tree_for_params): Same.
751 (find_params_in_bb): Same.
752 (find_scop_parameters): Same.
753 (add_upper_bounds_from_estimated_nit): Same.
754 (build_loop_iteration_domains): Same.
755 (create_linear_expr_from_tree): Same.
756 (add_condition_to_domain): Same.
757 (pdr_add_memory_accesses): Same.
759 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
760 Jason Merrill <jason@redhat.com>
762 * c-common.c (c_common_reswords): Add nullptr.
763 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
764 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
765 (gen_type_die_with_usage): Likewise.
766 * dbxout.c (dbxout_type): Likewise.
767 * sdbout.c (plain_type_1): Likewise.
769 2010-05-06 Jason Merrill <jason@redhat.com>
771 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
772 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
774 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
776 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
777 stripping WITH_SIZE_EXPR.
778 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
781 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
783 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
784 list of obsolete configurations.
785 Disabled check for obsolete configurations.
786 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
787 Removed support for previous versions.
788 * config/mips/iris.h: Removed.
789 * config/mips/iris5.h: Removed.
790 * config/mips/iris6.h: Merged old iris.h contents.
791 (TARGET_IRIX): Removed.
792 (DRIVER_SELF_SPECS): Removed mabi=32.
793 (IDENT_ASM_OP): Removed undef.
794 (STARTFILE_SPEC): Removed mabi=32.
795 (ENDFILE_SPEC): Likewise.
796 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
797 (MACHINE_TYPE): Update for IRIX 6.5.
798 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
799 TARGET_IRIX by TARGET_IRIX6.
800 (mips_file_start): Likewise.
801 (mips_output_external): Remove IRIX 5/6 O32 support.
802 (mips_output_function_prologue): Likewise.
803 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
805 (TARGET_CPU_CPP_BUILTINS): Likewise.
806 (TARGET_IRIX): Removed.
807 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
808 (MULTILIB_DIRNAMES): Removed 32.
809 (MULTILIB_OSDIRNAMES): Removed ../lib.
810 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
811 (Specific, mips-sgi-irix5): Document removal.
812 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
813 Remove references to older IRIX 6 releases and the O32 ABI.
815 2010-05-06 Jakub Jelinek <jakub@redhat.com>
818 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
819 instead of DF_REF_REAL_REG.
821 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
824 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
825 handling to still return true for x64 targets.
827 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
829 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
831 2010-05-06 Jan Hubicka <jh@suse.cz>
833 PR tree-optimization/43791
834 * ipa-inline.c (update_caller_keys): Remove bogus
835 disregard_inline_limits check.
837 2010-05-06 Michael Matz <matz@suse.de>
839 PR tree-optimization/43984
840 * tree-ssa-pre.c (inserted_phi_names): Remove.
841 (inserted_exprs): Change to bitmap.
842 (create_expression_by_pieces): Set bits, don't append to vector.
843 (insert_into_preds_of_block): Don't handle inserted_phi_names.
844 (eliminate): Don't look at inserted_phi_names, remove deleted
845 insns from inserted_exprs.
846 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
847 (init_pre, fini_pre): Allocate and free bitmaps.
848 (execute_pre): Insert insns on edges before elimination.
850 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
852 * tree.c (initializer_zerop): Handle STRING_CST.
854 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
857 * doc/invoke.texi (Wimplicit): Document as C only.
858 * opts.c (common_handle_option): Add argument kind.
859 (handle_option): Rename as read_cmdline_option. Factor out code to...
860 (handle_option): ... here. New.
861 (handle_options): Rename as read_cmdline_options.
862 (decode_options): Update call.
863 (set_option): Use option index instead of option pointer. Classify
864 diagnostics correctly.
865 (enable_warning_as_error): Call handle_option.
866 * opts.h (set_option): Update declaration.
867 (handle_option): Declare.
868 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
869 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
870 * c-opts.c (set_Wimplicit): Delete.
871 (c_family_lang_mask): New static constant.
872 (c_common_handle_option): Add argument kind. Use handle_option
873 instead of set_Wimplicit.
874 (c_common_post_options): warn_implicit and warn_implicit_int
875 are disabled by default.
876 * c-common.c (warn_implicit): Do not define here.
877 * c-common.h (warn_implicit): Do not declare here.
878 (c_common_handle_option): Update declaration.
879 * lto-opts.c (lto_reissue_options): Update call to set_option.
881 2010-05-06 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/43571
884 * domwalk.c (walk_dominator_tree): Walk the dominator
885 sons in more optimal order.
887 2010-05-06 Richard Guenther <rguenther@suse.de>
889 PR tree-optimization/43934
890 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
891 (stmt_cost): Likewise.
892 (extract_true_false_args_from_phi): New helper.
893 (determine_max_movement): For PHI nodes verify we can hoist them
894 and compute their cost.
895 (determine_invariantness_stmt): Handle PHI nodes.
896 (move_computations_stmt): Likewise. Hoist PHI nodes in
897 if-converted form using COND_EXPRs.
898 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
899 (tree_ssa_lim): Likewise.
900 * tree-flow.h (tree_ssa_lim): Adjust prototype.
901 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
903 2010-05-06 Richard Guenther <rguenther@suse.de>
905 PR tree-optimization/43987
906 * tree-ssa-structalias.c (could_have_pointers): For possibly
907 address-taken variables force pointers to be recorded.
908 (create_variable_info_for_1): Likewise.
909 (push_fields_onto_fieldstack): Pass in wheter all fields
911 (find_func_aliases): Query types instead of vars whether
912 they contain pointers where appropriate.
914 2010-05-06 Jan Hubicka <jh@suse.cz>
916 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
917 (record_reference, mark_address, mark_load, mark_store): Record
919 (record_references_in_initializer): Update call of record_references.
920 (rebuild_cgraph_edges): Remove all references before rebuiding.
921 * cgraph.c (cgraph_create_node): Clear ref list.
922 (cgraph_remove_node): Remove references.
923 (dump_cgraph_node): Dump references.
924 (cgraph_clone_node): Clone references.
925 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
926 (struct cgraph_node, varpool_node): Add ref_lst.
927 * ipa-ref.c: New file.
928 * ipa-ref.h: New file.
929 * ipa-ref-inline.h: New file.
930 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
931 (referenced_from_other_partition_p): New function.
932 (lto_output_varpool_node): Take set arugment; call
933 referenced_from_other_partition.
934 (lto_output_ref): New.
935 (add_references): New.
937 (output_cgraph): Compute boundary based on references; output refs.
938 (output_varpool): Accept cgraph_node_set argument.
941 (input_cgraph): Call input_refs.
942 * lto-section-in.c (lto_section_name): Add refs.
943 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
944 (ipa-ref.o): New file.
945 * varpool.c (varpool_node): Clear ipa ref list.
946 (varpool_remove_node): Remove references.
947 (dump_varpool_node): Dump references.
948 (varpool_assemble_decl): Only compile finalized ones.
949 (varpool_extra_name_alias): Initialize ref list.
950 * lto-streamer.c (lto-get_section_name): Add .refs section.
951 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
952 (referenced_from_other_partition_p): Declared.
954 2010-05-06 Ira Rosen <irar@il.ibm.com>
956 PR tree-optimization/43901
957 * tree-vect-stmts.c (vectorizable_call): Assert that vector
958 type is not NULL if it's transformation phase, and return
959 FALSE if it's analysis.
960 (vectorizable_conversion, vectorizable_operation,
961 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
963 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
965 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
967 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
969 * config/mips/mips-protos.h
970 (mips_small_register_classes_for_mode_p): Delete prototype.
972 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
974 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
975 * config/arm/arm.c (multiple_operation_profitable_p,
976 compute_offset_order): New static functions.
977 (load_multiple_sequence, store_multiple_sequence): Use them.
978 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
979 memory offsets, not register numbers.
980 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
982 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
984 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
985 (get_pending_sizes, put_pending_size, put_pending_sizes):
986 Update the uses of pending_sizes.
987 * c-decl.c (store_parm_decls): Likewise.
988 * c-tree.h (struct c_arg_info): Likewise.
989 * tree.h: Update the prototype for get_pending_sizes and
992 2010-05-05 Jason Merrill <jason@redhat.com>
995 * c-common.c (handle_aligned_attribute): Respect
996 ATTR_FLAG_TYPE_IN_PLACE.
999 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1000 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1001 (TARGET_INITIALIZER): Use it.
1002 * c-common.c (attribute_takes_identifier_p): Call it.
1003 * c-common.h: Update prototype.
1004 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1005 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1007 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1010 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1011 DW_ID_down_case for Fortran compilation units.
1013 2010-05-05 Jan Hubicka <jh@suse.cz>
1015 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1018 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1020 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1021 a variable-sized RESULT_DECL.
1023 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1025 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1027 2010-05-05 Jason Merrill <jason@redhat.com>
1030 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1032 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1034 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1035 Jakub Jelinek <jakub@redhat.com>
1038 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1039 (dead_debug_init, dead_debug_finish): New functions.
1040 (dead_debug_add, dead_debug_insert_before): Likewise.
1041 (df_note_bb_compute): Initialize a dead_debug object, add dead
1042 debug uses to it, insert debug bind insns before death insns,
1043 reset debug insns that refer to pending uses at the end.
1044 * rtl.h (make_debug_expr_from_rtl): New prototype.
1045 * varasm.c (make_debug_expr_from_rtl): New function.
1047 2010-05-05 Jan Hubicka <jh@suse.cz>
1049 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1050 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1051 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1052 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1053 lto_varpool_encoder_encode_initializer_p,
1054 lto_set_varpool_encoder_encode_initializer): New functions.
1055 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1056 call output_varpool.
1057 (input_varpool_node): Do not always set analyzed.
1058 (input_cgraph_1): Return vector of cgraph nodes.
1059 (input_varpool_1): Return vector of varpools.
1060 (input_cgraph): Free the vectors.
1061 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1062 output only initializers needed.
1063 (lto_output): Only call output_cgraph.
1064 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1065 * lto-section-out.c (lto_new_out_decl_state): Initialize
1066 state->varpool_node_encoder.
1067 * lto-streamer.h (lto_varpool_encoder_d): New.
1068 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1069 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1070 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1071 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1072 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1074 (output_varpool, input_varpool): Remove declarations.
1076 2010-05-05 Jan Hubicka <jh@suse.cz>
1078 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1079 with body can prevail.
1081 2010-05-05 Jan Hubicka <jh@suse.cz>
1083 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1086 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1088 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1090 * gengtype.h (erro_at_line): Constify pos argument.
1092 * gengtype.c: Include hashtab.h.
1093 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1094 (error_at_line): Constify pos argument.
1095 (do_typedef): Initialize p->opt field.
1096 (get_file_gtfilename): Fix comment typo.
1097 (struct walk_type_data): Constify line field.
1098 (get_output_file_for_structure): New function.
1099 (write_local_func_for_structure): Constify orig_s argument.
1100 Use get_output_file_for_structure.
1101 (write_func_for_structure): Use get_output_file_for_structure.
1102 (INDENT): New define.
1103 (dump_pair, dump_type, dump_type_list, dump_typekind)
1104 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1105 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1107 (seen_types): New variable.
1108 (main): New variable do_dump. Process "-d" command line option.
1109 Call dump_everything if dump requested.
1111 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1113 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1114 in a temporary instead of invoking the macro multiple times.
1115 (track_expr_p): Likewise.
1117 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1119 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1121 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1122 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1123 conditions for printing notes.
1124 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1125 true, update documentation.
1126 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1128 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1131 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1134 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1137 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1138 (*sse_prologue_save_insn1): Likewise.
1139 (SSE prologue save splitter): Likewise.
1141 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1143 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1144 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1145 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1146 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1147 all decls. Call it on DECL_FIELD_OFFSET of fields.
1148 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1149 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1151 2010-05-04 Martin Jambor <mjambor@suse.cz>
1153 * tree-sra.c (build_access_from_expr_1): The first parameter type
1154 changed to simple tree.
1155 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1156 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1158 (build_accesses_from_assign): Removed all parameters except for a
1159 simple gimple statement. Now returns a simple bool.
1160 (scan_function): All non-analysis parts moved to separate functions
1161 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1162 parameters and updated both callers.
1163 (sra_modify_expr): Removed parameter data.
1164 (sra_modify_function_body): New function.
1165 (perform_intra_sra): Call sra_modify_function_body to modify the
1167 (replace_removed_params_ssa_names): Parameter data changed into
1169 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1170 changed the parameter dont_convert to convert with the opposite
1172 (sra_ipa_modify_assign): Parameter data changed into adjustments
1173 vector, return value changed to bool.
1174 (ipa_sra_modify_function_body): New function.
1175 (sra_ipa_reset_debug_stmts): Updated a comment.
1176 (modify_function): Use ipa_sra_modify_function_body to modify function
1179 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1182 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1183 (canon_true_dependence): Likewise.
1184 (write_dependence_p): Likewise.
1186 2010-05-04 Jan Hubicka <jh@suse.cz>
1188 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1189 * cgraphbuild.c: Include ipa-utils.h
1190 (record_reference_ctx): New struct.
1191 (record_reference): Simplify to work on initializers; not statements.
1192 (mark_address, mark_load, mark_store): New.
1193 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1195 (record_references_in_initializer): Update use of record_reference.
1196 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1199 2010-05-04 Jan Hubicka <jh@suse.cz>
1201 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1202 node will be removed anyway.
1203 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1204 relink aliases of node into prevailing node.
1205 * varpool.c (varpool_remove_node): Remove aliases properly;
1206 when removing node, remove all its aliases too; remove DECL_INITIAL
1207 of removed node; ggc_free the varpool node.
1209 2010-05-04 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/43879
1212 * tree-ssa-structalias.c (alias_get_name): Use
1213 DECL_ASSEMBLER_NAME if available.
1214 (create_function_info_for): Return the varinfo node.
1215 (ipa_pta_execute): Associate same-body aliases and extra names
1216 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1218 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1220 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1222 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1225 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1226 only if HONOR_REG_ALLOC_ORDER is not defined.
1228 2010-05-04 Richard Guenther <rguenther@suse.de>
1230 PR tree-optimization/43949
1231 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1234 2010-04-26 Jason Merrill <jason@redhat.com>
1236 * c.opt (-fstrict-enums): New.
1237 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1239 2010-05-03 David Ung <davidu@mips.com>
1240 James E. Wilson <wilson@codesourcery.com>
1242 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1243 emit the trap instruction before the divide for TUNE_74K.
1245 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1247 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1248 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1249 based on the above, for new target hook.
1251 * hooks.c (hook_bool_mode_true): New generic hook.
1252 * hooks.h (hook_bool_mode_true): Add prototype.
1254 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1256 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1257 target hook, set to hook_bool_mode_false.
1258 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1259 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1260 with targetm.small_register_classes_for_mode_p.
1261 (find_reusable_reload): Likewise.
1262 (combine_reloads): Likewise.
1263 * reload1.c (reload_as_needed): Likewise.
1264 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1265 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1266 dead_or_predicable): Likewise.
1267 * regmove.c (optimize_reg_copy_1): Likewise.
1268 * calls.c (prepare_call_address): Likewise.
1269 (precompute_register_parameters): Likewise.
1271 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1273 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1274 implementation of the hook that considers all register classes
1275 small except for SH64.
1276 (sh_override_options): Use the new hook.
1277 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1280 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1282 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1283 implementation of the hook that considers all register classes
1285 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1288 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1290 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1291 implementation of the hook that considers all register classes
1293 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1296 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1298 * config/m32c/m32c.h: Likewise.
1299 * config/pdp11/pdp11.h: Likewise.
1300 * config/avr/avr.h: Likewise.
1301 * config/xtensa/xtensa.h: Likewise.
1302 * config/m68hc11/m68hc11.h: Likewise.
1303 * config/mn10300/mn10300.h: Likewise.
1304 * config/mcore/mcore.h: Likewise.
1305 * config/h8300/h8300.h: Likewise.
1306 * config/bfin/bfin.h: Likewise.
1308 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1309 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1311 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1313 * double-int.h (tree_to_double_int): Remove macro.
1314 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1315 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1316 (tree_to_double_int): New function.
1317 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1319 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1321 2010-05-03 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/43971
1324 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1325 constraints in the !flag_delete_null_pointer_checks case.
1327 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1330 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1331 result mode matches original rtl mode.
1333 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1336 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1338 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1340 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1341 when processing flag options.
1343 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1345 * gcov-iov.c (main): Change format string placeholder
1346 from %#08x to 0x%08x.
1347 * genchecksum.c (dosum): Change format string placeholder
1348 from %#02x to 0x%02x.
1350 2010-05-02 Richard Guenther <rguenther@suse.de>
1352 PR tree-optimization/43879
1353 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1355 2010-05-02 Bruno Haible <bruno@clisp.org>
1357 * doc/extend.texi (Function Attributes): Fix a typo.
1359 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1362 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1363 placeholder from 0x%x to %#x.
1364 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1365 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1366 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1367 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1368 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1369 * config/i386/i386.c (ix86_target_string): Ditto.
1370 * config/i386/i386.c (output_pic_addr_const): Ditto.
1371 (print_operand): Ditto.
1373 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1375 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1376 placeholder from 0x%x to %#x.
1377 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1378 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1379 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1380 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1381 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1382 * optc-gen.awk: Ditto.
1383 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1384 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1385 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1386 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1388 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1390 * target.h (struct calls): Add function_value_regno_p field.
1391 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1392 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1393 * targhooks.c (default_function_value_regno_p): New function.
1394 * targhooks.h (default_function_value_regno_p): Declare function.
1395 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1396 * builtins.c. (apply_result_size): (Ditto.).
1397 * combine.c. (likely_spilled_retval_p): (Ditto.).
1398 * mode-switching.c. Include 'target.h'.
1399 (create_pre_exit): Use function_value_regno_p hook.
1400 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1401 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1402 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1404 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1405 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1406 (ix86_function_value_regno_p): Declare as static, change argument
1407 type to const unsigned int.
1408 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1410 2010-05-01 Richard Guenther <rguenther@suse.de>
1412 PR tree-optimization/43949
1413 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1415 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1417 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1419 * rtl.h (CONST_DOUBLE_P): Define.
1420 (rtx_to_double_int): Declare.
1421 * emit-rtl.c (rtx_to_double_int): New function.
1422 * dwarf2out.c (insert_double): New function.
1423 (loc_descriptor, add_const_value_attribute): Clean up, use
1424 rtx_to_double_int and insert_double functions.
1426 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1428 * doc/extend.texi (Inline): Add missing return keyword to examples.
1429 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1432 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1434 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1435 the variable part of the offset as well. Use highest_pow2_factor for
1436 all alignment checks.
1438 2010-04-30 Richard Guenther <rguenther@suse.de>
1440 PR tree-optimization/43879
1441 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1444 2010-04-30 Jan Hubicka <jh@suse.cz>
1446 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1448 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1450 2010-04-30 Jan Hubicka <jh@suse.cz>
1452 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1454 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1455 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1456 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1457 cgraph_node_set_needs_ltrans_p): Remove.
1459 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1461 * sdbout.c: Include vec.h, do not include varray.h.
1462 (deferred_global_decls, sdbout_global_decl,
1463 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1464 * toplev.c: Do not include varray.h.
1465 (dump_memory_report): Do not dump VARRAY statistics.
1466 * gengtype.c (open_base_file): Ignore varray.h.
1467 * Makefile.in: Update for abovementioned changes.
1468 Remove all traces of varray.c and varray.h.
1469 * varray.c: Remove file.
1470 * varray.h: Remove file.
1472 2010-04-30 Jan Hubicka <jh@suse.cz>
1474 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1477 2010-04-30 Jan Hubicka <jh@suse.cz>
1479 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1482 2010-04-30 Richard Guenther <rguenther@suse.de>
1484 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1485 constraints for CONSTRUCTOR.
1487 2010-04-30 Richard Guenther <rguenther@suse.de>
1490 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1491 first after all lowering passes.
1493 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1495 * toplev.c: Include varray.h for statistics dumping.
1496 * tree.h: Do not declare varray_head_tag.
1497 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1498 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1499 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1500 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1501 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1502 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1503 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1504 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1506 * Makefile.in: Update for abovementioned changes.
1508 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1511 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1513 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1515 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1516 Use this function to do machine-specific conversion.
1517 (picochip_legitimize_reload_address): Likewise.
1518 (picochip_legitimate_address_p): Check valid base register only if
1520 (picochip_check_conditional_copy): Check for modw only if opnd is
1522 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1523 to call the function in c.
1524 * config/picochip/picochip-protos.h
1525 (picochip_legitimize_reload_address): Define.
1526 * config/picochip/picochip.md (supported_compare1): Define.
1528 2010-04-30 Jan Hubicka <jh@suse.cz>
1530 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1531 (cgraph_global_info): Remove inlined.
1532 (LTO_cgraph_tag_names): Remove.
1533 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1534 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1535 simplify cgraph tags and document.
1536 (lto_output_node): Use only LTO_cgraph_unavail_node and
1537 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1538 for_functions_valid, global info, process and output flags.
1539 (input_overwrite_node): Initialize estimated stack size and
1540 estimated growth. Do not read flags we no longer store.
1541 (input_node): Likewise do not read info no longer stored.
1542 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1545 2010-04-30 Richard Guenther <rguenther@suse.de>
1547 PR tree-optimization/43879
1548 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1549 handle non-zero initializers.
1551 2010-04-30 Richard Guenther <rguenther@suse.de>
1553 * builtins.c (fold_builtin_1): Delete free (0).
1555 2010-04-29 Jan Hubicka <jh@suse.cz>
1557 * gengtype.c (open_base_files): Add lto-streamer.h
1558 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1559 (pass_ipa_cp): GGC collect.
1560 * toplev. (compile_file): Do not output symbols.
1561 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1562 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1563 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1564 * lto-section-in.c: Include ggc.h
1565 (lto_new_in_decl_state): Alloc in GGC.
1566 (lto_delete_in_decl_state): Likewise.
1567 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1570 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1573 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1574 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1575 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1576 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1577 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1578 account only if HONOR_REG_ALLOC_ORDER is not defined.
1579 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1580 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1582 2010-04-29 Jon Grant <04@jguk.org>
1584 * collect2.c (vflag): Change type from int to bool.
1586 (helpflag): New global bool.
1587 (main): Set vflag and debug with boolean, not integer truth values.
1588 Accept new "--help" option and output usage text if found.
1589 * collect2.h (vflag): Update prototype.
1592 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1595 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1597 2010-04-29 Richard Guenther <rguenther@suse.de>
1600 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1601 with ATTRIBUTE_UNUSED.
1603 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1606 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1607 INSN_P with NONDEBUG_INSN_P.
1608 (distance_non_agu_define): Likewise.
1609 (distance_agu_use): Likewise.
1611 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1613 From Dominique d'Humieres <dominiq@lps.ens.fr>
1615 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1618 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1620 * plugin.h (invoke_plugin_callbacks): New inline function.
1621 * plugin.c (flag_plugin_added): New global flag.
1622 (add_new_plugin): Initialize above flag.
1623 (invoke_plugin_callbacks): Rename to ...
1624 (invoke_plugin_callbacks_full): ... this.
1626 2010-04-28 Jan Hubicka <jh@suse.cz>
1628 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1629 (lto_varpool_replace_node): New.
1630 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1631 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1632 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1633 * cgraph.h (varpool_node_ptr): New type.
1634 (varpool_node_ptr): New vector.
1635 (varpool_node_set_def): New structure.
1636 (varpool_node_set): New type.
1637 (varpool_node_set): New vector.
1638 (varpool_node_set_element_def): New structure.
1639 (varpool_node_set_element, const_varpool_node_set_element): New types.
1640 (varpool_node_set_iterator): New type.
1641 (varpool_node): Add prev pointers, add used_from_other_partition,
1643 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1644 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1645 varpool_get_node, varpool_remove_node): Declare.
1646 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1647 varpool_node_set_size): New inlines.
1648 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1649 * tree-pass.h (varpool_node_set_def): Forward declare.
1650 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1651 (ipa_write_optimization_summaries): Update prototype.
1652 * ipa-cp.c (ipcp_write_summary): Update.
1653 * ipa-reference.c (ipa_reference_write_summary): Update.
1654 * lto-cgraph.c (lto_output_varpool_node): New static function.
1655 (output_varpool): New function.
1656 (input_varpool_node): New static function.
1657 (input_varpool_1): New function.
1658 (input_cgraph): Input varpool.
1659 * ipa-pure-const.c (pure_const_write_summary): Update.
1660 * lto-streamer-out.c (lto_output): Update, output varpool too.
1661 (write_global_stream): Kill WPA hack.
1662 (produce_asm_for_decls): Update.
1663 (output_alias_pair_p): Handle variables.
1664 (output_unreferenced_globals): Output only needed partition of varpool.
1665 * ipa-inline.c (inline_write_summary): Update.
1666 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1668 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1669 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1670 varpool_node_set_new, varpool_node_set_add,
1671 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1672 debug_varpool_node_set): New functions.
1673 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1674 (execute_one_pass): Process new decls too.
1675 (ipa_write_summaries_2): Pass around vsets.
1676 (ipa_write_summaries_1): Likewise.
1677 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1679 (ipa_write_optimization_summaries_1): Pass around vsets.
1680 (ipa_write_optimization_summaries): Likewise.
1681 * varpool.c (varpool_get_node): New.
1682 (varpool_node): Update doubly linked lists.
1683 (varpool_remove_node): New.
1684 (dump_varpool_node): More dumping.
1685 (varpool_enqueue_needed_node): Update doubly linked lists.
1686 (decide_is_variable_needed): Kill ltrans hack.
1687 (varpool_finalize_decl): Kill lto hack.
1688 (varpool_assemble_decl): Skip decls in other partitions.
1689 (varpool_assemble_pending_decls): Update doubly linkes lists.
1690 (varpool_empty_needed_queue): Likewise.
1691 (varpool_extra_name_alias): Likewise.
1692 * lto-streamer.c (lto_get_section_name): Add vars section.
1693 * lto-streamer.h (lto_section_type): Update.
1694 (output_varpool, input_varpool): Declare.
1696 2010-04-28 Mike Stump <mikestump@comcast.net>
1698 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1700 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1702 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1703 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1704 (lto_input_ts_type_tree_pointers): Likewise.
1705 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1706 (lto_output_ts_type_tree_pointers): Likewise.
1708 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1710 Uniquization of constants at the Tree level
1711 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1712 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1714 (tree_output_constant_def): Declare.
1715 * gimplify.c (gimplify_init_constructor): When using block copy, first
1716 uniquize the constant constructor on the RHS.
1717 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1718 DECL_IN_CONSTANT_POOL flag.
1719 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1720 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1722 (assemble_variable): Deal with symbols belonging to the tree constant
1724 (get_constant_section): Add ALIGN parameter and simplify.
1725 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1726 (assemble_constant_contents): Use the expression of the VAR_DECL.
1727 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1728 (tree_output_constant_def): New global function.
1729 (mark_constant): Use the expression of the VAR_DECL.
1730 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1732 (output_object_block): Likewise and assemble the expression.
1734 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1736 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1737 hash_tree, eq_tree): New tree hash table.
1738 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1739 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1740 lto_orig_address_remove): Reimplement.
1742 2010-04-28 Xinliang David Li <davidxl@google.com>
1745 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1746 (compute_uninit_opnds_pos): New function.
1747 (is_non_loop_exit_postdominating): New function.
1748 (compute_control_dep_chain): New function.
1749 (find_pdom): New function.
1750 (convert_control_dep_chain_into_preds): New function.
1751 (find_predicates): New function.
1752 (find_control_equiv_block): New function.
1753 (collect_phi_def_edges): New function.
1754 (find_def_preds): New function.
1755 (find_dom): New function.
1756 (dump_predicates): New function.
1757 (get_cmp_code): New function.
1758 (is_value_included_in): New function.
1759 (find_matching_predicate_in_rest_chains): New function.
1760 (use_pred_not_overlap_with_undef_path_pred): New function.
1761 (is_use_properly_guarded): New function.
1762 (normalize_cond_1): New function.
1763 (is_and_or_or): New function.
1764 (normalize_cond): New function.
1765 (is_gcond_subset_of): New function.
1766 (is_subset_of_any): New function.
1767 (is_or_set_subset_of): New function.
1768 (is_and_set_subset_of): New function.
1769 (is_norm_cond_subset_of): New function.
1770 (is_pred_expr_subset_of): New function.
1771 (is_pred_chain_subset_of): New function.
1772 (is_included_in): New function.
1773 (is_superset_of): New function.
1774 (find_uninit_use): New function.
1775 (warn_uninitialized_phi): New function.
1776 (compute_possibly_undefined_names): New function.
1777 (ssa_undefined_value_p): New function.
1778 (execute_late_warn_uninitialized): New function.
1779 * tree-ssa.c (ssa_undefined_value_p): Removed.
1780 (warn_uninit): Changed to extern.
1781 (warn_uninitialized_phi): Removed.
1782 (warn_uninitialized_vars): Changed to extern.
1783 (execute_late_warn_uninitialized): Removed
1784 * tree-flow.h: Add new prototypes.
1785 * timevar.def: Add new time variable.
1786 * Makefile.in: Add new build file.
1788 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1790 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1793 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1796 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1798 2010-04-28 Martin Jambor <mjambor@suse.cz>
1800 * cgraph.h (struct cgraph_node): New field indirect_calls.
1801 (struct cgraph_indirect_call_info): New type.
1802 (struct cgraph_edge): Removed field indirect_call. New fields
1803 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1804 (cgraph_create_indirect_edge): Declare.
1805 (cgraph_make_edge_direct): Likewise.
1806 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1807 * ipa-prop.h (struct ipa_param_call_note): Removed.
1808 (struct ipa_node_params): Removed field param_calls.
1809 (ipa_create_all_structures_for_iinln): Declare.
1810 * cgraph.c: Described indirect edges and uids in initial comment.
1811 (cgraph_add_edge_to_call_site_hash): New function.
1812 (cgraph_edge): Search also among the indirect edges, use
1813 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1814 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1815 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1817 (initialize_inline_failed): Assign a reason to indirect edges.
1818 (cgraph_create_edge_1): New function.
1819 (cgraph_create_edge): Moved some functionality to
1820 cgraph_create_edge_1.
1821 (cgraph_create_indirect_edge): New function.
1822 (cgraph_edge_remove_callee): Add an assert checking for
1824 (cgraph_edge_remove_caller): Special-case indirect edges.
1825 (cgraph_remove_edge): Likewise.
1826 (cgraph_set_edge_callee): New function.
1827 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1828 (cgraph_make_edge_direct): New function.
1829 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1830 the declaration of the call statement matches.
1831 (cgraph_node_remove_callees): Special-case indirect edges.
1832 (cgraph_clone_edge): Likewise.
1833 (cgraph_clone_node): Clone also the indirect edges.
1834 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1835 indirect_call, dump count of indirect_calls edges.
1836 * ipa-prop.c (iinlining_processed_edges): New variable.
1837 (ipa_note_param_call): Create indirect edges instead of
1838 creating notes. New parameter node.
1839 (ipa_analyze_call_uses): New parameter node, pass it on to
1840 ipa_note_param_call.
1841 (ipa_analyze_stmt_uses): Likewise.
1842 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1843 (print_edge_addition_message): Work on edges rather than on notes.
1844 (update_call_notes_after_inlining): Likewise, renamed to
1845 update_indirect_edges_after_inlining.
1846 (ipa_create_all_structures_for_iinln): New function.
1847 (ipa_free_node_params_substructures): Do not free notes.
1848 (ipa_edge_duplication_hook): Propagate bits within
1849 iinlining_processed_edges bitmap.
1850 (ipa_node_duplication_hook): Do not duplicate notes.
1851 (free_all_ipa_structures_after_ipa_cp): Renamed to
1852 ipa_free_all_structures_after_ipa_cp.
1853 (free_all_ipa_structures_after_iinln): Renamed to
1854 ipa_free_all_structures_after_iinln.
1855 (ipa_write_param_call_note): Removed.
1856 (ipa_read_param_call_note): Removed.
1857 (ipa_write_indirect_edge_info): New function.
1858 (ipa_read_indirect_edge_info): Likewise.
1859 (ipa_write_node_info): Do not stream notes, do stream information
1861 (ipa_read_node_info): Likewise.
1862 (lto_ipa_fixup_call_notes): Removed.
1863 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1864 * ipa-inline.c (pass_ipa_inline): Likewise.
1865 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1866 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1867 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1869 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1871 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1872 (output_cgraph): Stream also indirect edges.
1873 (lto_output_edge): Added capability to stream indirect edges.
1874 (input_edge): Likewise.
1875 (input_cgraph_1): Likewise.
1876 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1879 2010-04-28 Richard Guenther <rguenther@suse.de>
1881 PR tree-optimization/43879
1882 PR tree-optimization/43909
1883 * tree-ssa-structalias.c (struct variable_info): Add
1884 only_restrict_pointers flag.
1885 (new_var_info): Initialize it. Increment stats.total_vars here.
1886 (create_function_info_for): Do not increment stats.total_vars here.
1887 (get_function_part_constraint): Fix build with C++.
1888 (insert_into_field_list): Remove.
1889 (push_fields_onto_fieldstack): Properly merge fields.
1890 (create_variable_info_for): Split and simplify.
1891 (create_variable_info_for_1): New piece.
1892 (intra_create_variable_infos): Properly make restrict constraints
1895 2010-04-28 Richard Guenther <rguenther@suse.de>
1898 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1900 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1901 Jan Hubicka <hubicka@ucw.cz>
1903 * doc/invoke.texi (-Wsuggest-attribute=const,
1904 -Wsuggest-attribute=pure): Document.
1905 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1906 (function_always_visible_to_compiler_p,
1907 suggest_attribute, warn_function_pure, warn_function_const):
1909 (check_call): Improve debug info.
1910 (analyze_function): Do not check availability.
1911 (add_new_function): Check availability.
1912 (propagate): Output warnings.
1913 (skip_function_for_local_pure_const): New function.
1914 (local_pure_const): Use it; output warnings.
1915 * common.opt (Wsuggest-attribute=const,
1916 Wsuggest-attribute=pure): New.
1918 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1920 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1921 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1922 or DW_CFA_def_cfa_offset{,_sf}.
1924 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1926 * tree.h: Fix truncated long macros.
1928 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1930 * collect2.c (TARGET_64BIT): Redefine to target's default.
1931 * tlink.c: Likewise.
1932 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1933 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1934 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1935 for underscoring __USER_LABEL_PREFIX__.
1936 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1937 (SUB_LINK_ENTRY32): New.
1938 (SUB_LINK_ENTRY64): New.
1939 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1940 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1941 (SUB_LINK_ENTRY64): New.
1942 (SUB_LINK_ENTRY): New.
1943 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1944 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1945 x64 target is choosen.
1946 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1947 * configure: Regenerated.
1948 * configure.ac (leading-mingw64-underscores): Option added.
1950 2010-04-27 Jan Hubicka <jh@suse.cz>
1952 * doc/invoke.texi (-fipa-profile): Document.
1953 * opts.c (decode_options): Enable ipa-profile at -O1.
1954 * timevar.def (TV_IPA_PROFILE): Define.
1955 * common.opt (fipa-profile): Add.
1956 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1958 (cgraph_propagate_frequency): Handle only local ones.
1959 * tree-pass.h (pass_ipa_profile): Declare.
1960 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1961 (pass_ipa_profile): Use TV_IPA_PROFILE.
1962 * ipa.c (ipa_profile): New function.
1963 (gate_ipa_profile): Likewise.
1964 (pass_ipa_profile): New global variable.
1965 * passes.c (pass_ipa_profile): New.
1967 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1969 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1971 2010-04-27 Martin Jambor <mjambor@suse.cz>
1974 * ipa.c (dissolve_same_comdat_group_list): New function.
1975 (function_and_variable_visibility): Call
1976 dissolve_same_comdat_group_list when comdat group contains external or
1978 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1979 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1981 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1983 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1984 (const_hash_1) <VECTOR_CST>: New case.
1985 (compare_constant) <VECTOR_CST>: Likewise.
1986 <ADDR_EXPR>: Deal with LABEL_REFs.
1987 (copy_constant) <VECTOR_CST>: New case.
1989 2010-04-27 Jan Hubicka <jh@suse.cz>
1991 * cgraph.c (cgraph_propagate_frequency): New function.
1992 * cgraph.h (cgraph_propagate_frequency): Declare.
1993 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1994 cgraph_propagate_frequency.
1996 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1998 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2000 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2003 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2004 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2005 here to determine which regs to push and how much stack to reserve.
2007 2010-04-27 Jie Zhang <jie@codesourcery.com>
2009 * doc/gimple.texi (gimple_statement_with_ops): Remove
2010 addresses_taken field.
2011 (gimple_statement_with_memory_ops): Likewise.
2013 2010-04-27 Jan Hubicka <jh@suse.cz>
2015 * tree-inline.c (eni_inlining_weights): Remove.
2016 (estimate_num_insns): Special case more builtins.
2018 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2021 * c-typeck.c (build_binary_op): Move forward check for comparison
2022 pointer with null pointer constant and adjust the diagnostic message.
2024 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2027 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2028 binutils supports extended .section directive needed by LTO, or
2029 warn if older binutils found.
2030 (LTO_BINARY_READER): New AC_SUBST'd variable.
2031 (LTO_USE_LIBELF): Likewise.
2032 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2034 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2035 (LTO_USE_LIBELF): Likewise.
2036 * configure: Regenerate.
2038 * collect2.c (is_elf): Rename from this ...
2039 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2040 object files in addition to ELF-formatted ones.
2041 (scan_prog_file): Caller updated. Also allow for LTO info marker
2042 symbol to be prefixed or not by an extra underscore.
2044 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2045 * config/i386/winnt.c: Also #include lto-streamer.h
2046 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2048 (i386_pe_asm_output_aligned_decl_common): Add comment.
2049 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2051 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2054 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2055 Add missing earlyclobber for second alternative.
2057 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2059 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2060 bits for artificial defs at the top of the block.
2061 * fwprop.c (single_def_use_enter_block): Don't call it.
2063 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2066 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2067 instead of "$gcc_cv_objdump -T".
2068 Use "-undefined dynamic_lookup" on darwin.
2069 * gcc/configure: Regenerate.
2071 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2074 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2076 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2078 * c-parser.c (struct c_token): Move location field up.
2079 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2080 (struct c_declspecs): Convert typespec_word, storage_class, and
2081 default_int_p into bitfields.
2082 (struct c_declarator): Move loc field up.
2084 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2086 * cfgloop.h (struct loop): Move can_be_parallel field up.
2087 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2088 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2090 (struct iv_cand): Convert pos field into a bitfield.
2091 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2093 (struct _stmt_vec_info): Shuffle fields for better packing.
2095 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2097 * varasm.c (IN_NAMED_SECTION): Remove guard.
2098 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2099 (IN_NAMED_SECTION_P): ...this.
2100 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2101 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2103 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2105 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2106 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2107 of shadowing it. Fix comments.
2109 2010-04-26 Jan Hubicka <jh@suse.cz>
2111 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2112 (cgraph_clone_node): Copy function frequency.
2113 * cgraph.h (node_frequency): New enum
2114 (struct cgraph_node): Add.
2115 * final.c (rest_of_clean_state): Update.
2116 * lto-cgraph.c (lto_output_node): Output node frequency.
2117 (input_overwrite_node): Input node frequency.
2118 * tre-ssa-loop-ivopts (computation_cost): Update.
2119 * lto-streamer-out.c (output_function): Do not output function
2121 * predict.c (maybe_hot_frequency_p): Update and handle functions
2123 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2125 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2126 (compute_function_frequency): Set noreturn functions to be executed
2128 (choose_function_section): Update.
2129 * lto-streamer-in.c (input_function): Do not input function frequency.
2130 * function.c (allocate_struct_function): Do not initialize function
2132 * function.h (function_frequency): Remove.
2133 (struct function): Remove function frequency.
2134 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2135 (try_update): Update.
2136 * tree-inline.c (initialize_cfun): Do not update function frequency.
2137 * passes.c (pass_init_dump_file): Update.
2138 * i386.c (ix86_compute_frame_layout): Update.
2139 (ix86_pad_returns): Update.
2141 2010-04-26 Jie Zhang <jie@codesourcery.com>
2143 PR tree-optimization/43833
2144 * tree-vrp.c (range_int_cst_p): New.
2145 (range_int_cst_singleton_p): New.
2146 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2147 when both operands are constants. Use range_int_cst_p in
2150 2010-04-26 Jan Hubicka <jh@suse.cz>
2152 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2154 2010-04-26 Richard Guenther <rguenther@suse.de>
2157 * gimple.c (gimple_decl_printable_name): Deal gracefully
2158 with a NULL DECL_NAME.
2160 2010-04-26 Richard Guenther <rguenther@suse.de>
2163 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2164 if emitting debug information and it is either a function
2165 or a namespace decl.
2167 2010-04-26 Ira Rosen <irar@il.ibm.com>
2169 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2170 determine if the statement is vectorizable, and a macro to access it.
2171 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2172 Skip statements that can't be vectorized. If the analysis fails,
2173 mark the statement as unvectorizable if vectorizing basic block.
2174 (vect_compute_data_refs_alignment): Likewise.
2175 (vect_verify_datarefs_alignment): Skip statements marked as
2176 unvectorizable. Add print.
2177 (vect_analyze_group_access): Skip statements that can't be
2178 vectorized. If the analysis fails, mark the statement as
2179 unvectorizable if vectorizing basic block.
2180 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2181 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2182 generated stmts for SLP.
2183 (new_stmt_vec_info): Initialize the new field.
2184 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2185 statements marked as unvectorizable.
2187 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2189 * c-common.c (flag_isoc1x): New.
2190 (flag_isoc99): Update comment.
2191 * c-common.h (flag_isoc1x): New.
2192 (flag_isoc99): Update comment.
2193 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2194 __<type>_DECIMAL_DIG__.
2195 * c-opts.c (set_std_c1x): New.
2196 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2197 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2198 * c.opt (-std=c1x, -std=gnu1x): New options.
2199 * doc/cpp.texi: Mention -std=c1x.
2200 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2201 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2202 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2203 * doc/standards.texi: Mention C1X.
2204 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2205 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2206 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2209 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2211 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2212 placeholder from 0x%x to %#x.
2213 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2214 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2215 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2216 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2217 * config/i386/i386.c (ix86_target_string): Ditto.
2218 (output_pic_addr_const): Ditto.
2219 (print_operand): Ditto.
2221 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2223 * combine.c (find_split_point): Add third argument. Use it
2224 to find nested multiply-accumulate instructions. Adjust calls.
2225 (try_combine): Adjust call to find_split_point.
2227 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2229 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2231 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2233 PR tree-optimization/41442
2234 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2235 (fold_binary_loc): Call it.
2237 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2239 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2240 * opts.c (common_handle_option): Allow disabling it.
2241 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2243 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2245 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2246 between modes if both types are integral.
2248 2010-04-23 Richard Guenther <rguenther@suse.de>
2250 PR tree-optimization/43572
2251 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2253 2010-04-23 Richard Guenther <rguenther@suse.de>
2256 * tree-inline.c (tree_can_inline_p): Also check compatibility
2259 2010-04-23 Martin Jambor <mjambor@suse.cz>
2261 PR tree-optimization/43846
2262 * tree-sra.c (struct access): New flag grp_assignment_read.
2263 (build_accesses_from_assign): Set grp_assignment_read.
2264 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2265 (enum mark_read_status): New type.
2266 (analyze_access_subtree): Propagate grp_assignment_read, create
2267 accesses also if both direct_read and root->grp_assignment_read.
2269 2010-04-23 Martin Jambor <mjambor@suse.cz>
2272 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2273 function does not have type attributes.
2275 2010-04-23 Richard Guenther <rguenther@suse.de>
2278 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2281 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2283 * sese.h (create_if_region_on_edge): Remove.
2285 * sese.c (create_if_region_on_edge): Make static.
2287 * tree-inline.c: Do not include ggc.h.
2289 * expr.c: Do not include ggc.h.
2291 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2294 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2297 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2298 in the middle of insns for casesi_worker_2.
2300 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2302 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2304 2010-04-22 Ira Rosen <irar@il.ibm.com>
2306 PR tree-optimization/43842
2307 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2308 loop unrolling in update of exit phis. Fix comment.
2309 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2310 least two reduction statements in the loop before starting SLP
2313 2010-04-22 Nick Clifton <nickc@redhat.com>
2315 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2317 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2319 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2322 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2324 * tree-parloops.c (loop_parallel_p): New argument
2325 parloop_obstack. Pass it down.
2326 (parallelize_loops): New variable parloop_obstack. Initialize it,
2327 pass it down, free it.
2329 * tree-loop-linear.c (linear_transform_loops): Pass down
2332 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2333 of type struct obstack *.
2335 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2336 scratch_obstack. Initialize it, pass down, free it.
2338 * lambda.h (lambda_loop_new): Remove.
2339 (lambda_matrix_new, lambda_matrix_inverse)
2340 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2341 argument of type struct obstack *.
2343 * lambda-trans.c (lambda_trans_matrix_new): New argument
2344 lambda_obstack. Pass it down, use obstack allocation for ret.
2345 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2348 * lambda-mat.c (lambda_matrix_get_column)
2349 (lambda_matrix_project_to_null): Remove.
2350 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2352 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2355 * lambda-code.c (lambda_loop_new): New function.
2356 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2357 (lambda_compute_auxillary_space, lambda_compute_target_space)
2358 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2359 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2360 (build_access_matrix): New argument lambda_obstack. Use obstack
2362 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2363 argument lambda_obstack. Pass it down.
2365 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2367 * optabs.h (expand_widening_mult): Declare.
2369 2010-04-22 Richard Guenther <rguenther@suse.de>
2371 PR tree-optimization/43845
2372 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2373 lookup the CALL_EXPR function and arguments.
2375 2010-04-22 Nick Clifton <nickc@redhat.com>
2377 * config/stormy16/stormy16.c
2378 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2379 * config/stormy16/stormy16.h: Tidy up formatting.
2380 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2381 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2382 (ineqbranchsi): Delete pattern.
2383 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2384 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2385 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2386 stormy16-lib2-ucmpsi2.c.
2388 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2390 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2391 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2392 extra set merge_set_noclobber, and use it to relax the final test
2394 * df.h (df_simulate_find_noclobber_defs): Declare.
2395 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2397 (df_simulate_find_noclobber_defs): New function.
2399 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2401 * config/i386/i386.md: Use {} around multi-line preparation statements.
2403 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2405 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2406 (process_init_element): New argument of type struct obstack *.
2408 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2409 (set_init_index, set_init_label, set_nonincremental_init)
2410 (set_nonincremental_init_from_string, find_init_member)
2411 (output_init_element, output_pending_init_elements)
2412 (process_init_element): New argument braced_init_obstack. Pass it
2414 (push_range_stack, add_pending_init): New argument
2415 braced_init_obstack. Use obstack allocation.
2417 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2418 braced_init_obstack. Pass it down.
2419 (c_parser_braced_init): New variables ret, braced_init_obstack.
2420 Initialize obstack, pass it down and finally free it.
2422 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2425 * tree-pass.h (pass_optimize_widening_mul): Declare.
2426 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2427 gate_optimize_widening_mul): New static functions.
2428 (pass_optimize_widening_mul): New.
2429 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2430 <case MULT_EXPR>: Remove support for widening multiplies.
2431 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2432 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2433 simplify_gen_unary rather than directly building extensions.
2434 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2436 * expmed.c (expand_widening_mult): New function.
2437 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2439 2010-04-21 Jan Hubicka <jh@suse.cz>
2441 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2442 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2443 * lto-wpa-fixup.c: Remove.
2444 * Makefile.in (lto-wpa-fixup.o): Remove.
2445 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2446 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2447 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2449 2010-04-21 Jan Hubicka <jh@suse.cz>
2451 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2452 add write_optimization_summary, read_optimization_summary.
2453 (ipa_write_summaries_of_cgraph_node_set): Remove.
2454 (ipa_write_optimization_summaries): Declare.
2455 (ipa_read_optimization_summaries): Declare.
2456 * ipa-cp.c (pass_ipa_cp): Update.
2457 * ipa-reference.c (pass_ipa_reference): Update.
2458 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2459 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2461 * ipa-inline.c (pass_ipa_inline): Update.
2462 * ipa.c (pass_ipa_whole_program): Update.
2463 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2464 * passes.c (ipa_write_summaries_1): Do not test wpa.
2465 (ipa_write_optimization_summaries_1): New.
2466 (ipa_write_optimization_summaries): New.
2467 (ipa_read_summaries): Do not test ltrans.
2468 (ipa_read_optimization_summaries_1): New.
2469 (ipa_read_optimization_summaries): New.
2471 2010-04-21 Jan Hubicka <jh@suse.cz>
2473 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2475 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2477 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2480 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2481 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2483 2010-04-21 Jan Hubicka <jh@suse.cz>
2485 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2487 2010-04-21 Jan Hubicka <jh@suse.cz>
2489 * varpool.c (decide_is_variable_needed): Variable is always needed
2492 2010-04-21 Jan Hubicka <jh@suse.cz>
2494 * opts.c (decode_options): Enable pure-const pass for whopr.
2496 2010-04-21 Jan Hubicka <jh@suse.cz>
2498 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2499 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2501 (cgraph_decide_inlining): Do not expect callee to be removed in all
2504 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2506 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2508 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2510 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2511 amdfam10_decode attributes.
2513 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2516 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2517 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2518 (lower_copyprivate_clauses): Use private var in outer
2519 context instead of original var. Make sure the types
2520 are correct for VLAs.
2522 2010-04-21 Richard Guenther <rguenther@suse.de>
2524 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2525 to non-pointer objects.
2527 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2529 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2530 last chain entry if it starts with the still current label.
2531 (add_location_or_const_value_attribute): Check that
2532 loc_list->first->next is NULL instead of comparing ->first with ->last.
2533 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2534 to add_var_loc_to_decl.
2536 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2537 >= 4 add also address size and segment size fields into CIE header.
2539 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2540 long as address size is the same as sizeof (void *) and
2542 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2543 address size or segment size is unexpected, return DW_EH_PE_omit.
2544 (classify_object_over_fdes): If get_cie_encoding returned
2545 DW_EH_PE_omit, return -1.
2546 (init_object): If classify_object_over_fdes returned -1,
2547 pretend there were no FDEs at all.
2549 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2551 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2552 bswap{si,di}2 using SWI48 mode iterator.
2553 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2554 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2555 set modrm attribute of bswap insn to 0 and remove length attribute.
2556 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2557 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2558 set mode attribute to <MODE> and remove length attribute.
2560 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2562 PR rtl-optimization/43520
2563 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2564 zero available registers.
2566 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2568 * builtins.c (fold_builtin_cproj): Fold more cases.
2570 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2572 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2573 (fold_builtin_1): Fold builtin cproj.
2574 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2575 Use ATTR_CONST_NOTHROW_LIST.
2577 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2579 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2580 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2581 ffsi2_no_cmove for !TARGET_CMOVE.
2582 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2583 (ffssi2): Remove expander.
2584 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2586 (ctz<mode>2): Ditto from ctz{si,di}2.
2587 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2589 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2592 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2594 * dwarf2out.c (AT_linkage_name): Define.
2595 (clone_as_declaration): Handle DW_AT_linkage_name.
2596 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2597 of DW_AT_MIPS_linkage_name.
2598 (move_linkage_attr): Likewise.
2599 (dwarf2out_finish): Likewise.
2601 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2604 * fold-const.c (fold_comparison): New folding rule.
2606 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2608 * double-int.h (double_int_setbit): Declare.
2609 * double-int.c (double_int_setbit): New function.
2610 * rtl.h (immed_double_int_const): Declare.
2611 * emit-rtl.c (immed_double_int_const): New function.
2612 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2613 and immed_double_int_const functions.
2614 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2615 expand_copysign_bit): (Ditto.).
2616 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2617 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2618 * dojump.c (prefer_and_bit_test): (Ditto.).
2619 * expr.c (convert_modes, reduce_to_bit_field_precision,
2620 const_vector_from_tree): (Ditto.).
2621 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2623 2010-04-20 Jan Hubicka <jh@suse.cz>
2625 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2626 (dump_cgraph_node): Dump new flags.
2627 * cgraph.h (struct cgraph_node): Add flags
2628 reachable_from_other_partition and in_other_partition.
2629 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2630 other partition can not be removed.
2631 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2632 the other partition must be output; silence sanity checking on
2633 leaking functions bodies from other paritition.
2634 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2635 (lto_output_node): Output new flags; do not sanity check that inline
2636 clones are output; drop lto_forced_extern_inline_p code; do not mock
2637 visibility flags at partition boundaries.
2638 (add_node_to): New function.
2639 (output_cgraph): Use it to sort functions so masters appear before
2641 (input_overwrite_node): Input new flags.
2642 * passes.c (ipa_write_summaries): Do not call
2643 lto_new_extern_inline_states.
2644 * lto-section-out.c (forced_extern_inline,
2645 lto_new_extern_inline_states lto_delete_extern_inline_states,
2646 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2647 * lto-streamer.h (lto_new_extern_inline_states,
2648 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2649 lto_forced_extern_inline_p): Kill.
2651 2010-04-20 Richard Guenther <rguenther@suse.de>
2653 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2654 from vars that can have pointers.
2655 (process_constraint): Dump useless constraints.
2657 2010-04-20 Richard Guenther <rguenther@suse.de>
2659 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2660 (dump_sa_points_to_info): Remove asserts.
2661 (init_base_vars): nothing_id isn't an escape point nor does it
2664 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2666 * tree.h (TYPE_REF_IS_RVALUE): Define.
2667 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2668 should_move_die_to_comdat, prune_unused_types_walk): Handle
2669 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2670 (modified_type_die, gen_reference_type_die): Emit
2671 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2672 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2674 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2677 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2678 calls for -fpic -m31 if they have been sibcall optimized.
2680 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2682 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2683 ar.lc fixed and call-used.
2685 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2687 2010-04-19 Jan Hubicka <jh@suse.cz>
2689 * opts.c (decode_options): Disable whpr incompatible passes.
2690 * lto/lto.c (lto_1_to_1_map): Skip clones.
2691 (read_cgraph_and_symbols): Do not mark everything as needed.
2692 (do_whole_program_analysis): Do map only after optimizing;
2693 set proper cgraph_state; use passmanager.
2695 2010-04-19 DJ Delorie <dj@redhat.com>
2697 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2698 POINTER_PLUS_EXPR and fix them.
2700 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2702 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2703 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2704 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2705 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2706 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2707 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2708 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2709 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2710 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2711 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2712 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2714 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2716 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2717 (check_cond_move_block): Likewise.
2718 (cond_move_process_if_block): Likewise.
2719 (noce_find_if_block): Improve formatting.
2720 (find_if_header): Pass 0 to memset and tweak conditions.
2721 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2723 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2725 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2729 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2730 with non-local decl doesn't need chain.
2732 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2734 * ira-color.c (allocno_reload_assign): Avoid accumulating
2735 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2737 2010-04-19 Martin Jambor <mjambor@suse.cz>
2739 * gimple.h (create_tmp_reg): Declare.
2740 * gimplify.c (create_tmp_reg): New function.
2741 (gimplify_return_expr): Use create_tmp_reg.
2742 (gimplify_omp_atomic): Likewise.
2743 (gimple_regimplify_operands): Likewise.
2744 * tree-dfa.c (make_rename_temp): Likewise.
2745 * tree-predcom.c (predcom_tmp_var): Likewise.
2746 (reassociate_to_the_same_stmt): Likewise.
2747 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2748 (get_replaced_param_substitute): Likewise.
2749 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2750 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2751 * tree-ssa-pre.c (get_representative_for): Likewise.
2752 (create_expression_by_pieces): Likewise.
2753 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2754 (create_tailcall_accumulator): Likewise.
2756 2010-04-19 Martin Jambor <mjambor@suse.cz>
2758 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2760 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2762 2010-04-19 Richard Guenther <rguenther@suse.de>
2764 PR tree-optimization/43796
2765 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2766 from SCEV in the lattice.
2767 (vrp_visit_phi_node): Dump change.
2769 2010-04-19 Richard Guenther <rguenther@suse.de>
2771 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2772 * configure: Re-generated.
2774 2010-04-19 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/43783
2777 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2778 constant ARRAY_REF operands two and three if possible.
2780 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2783 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2785 2010-04-19 Jie Zhang <jie@codesourcery.com>
2788 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2790 2010-04-19 Ira Rosen <irar@il.ibm.com>
2792 PR tree-optimization/37027
2793 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2794 and macro to access it.
2795 (vectorizable_reduction): Add argument.
2796 (vect_get_slp_defs): Likewise.
2797 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2798 statements for possible use in SLP.
2799 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2800 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2801 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2803 (vectorizable_reduction): Likewise.
2804 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2806 (vectorizable_type_demotion, vectorizable_type_promotion,
2807 vectorizable_store): Likewise.
2808 (vect_analyze_stmt): Update call to vectorizable_reduction.
2809 (vect_transform_stmt): Likewise.
2810 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2811 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2812 from different interleaving chains in same node.
2813 (vect_slp_rearrange_stmts): New function.
2814 (vect_supported_load_permutation_p): Allow load permutations for
2815 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2816 inside SLP nodes if necessary.
2817 (vect_analyze_slp_instance): Handle reductions.
2818 (vect_analyze_slp): Try to build SLP instances originating from groups
2820 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2821 (vect_get_constant_vectors): Create initial vectors for reductions
2822 according to reduction code. Add new argument.
2823 (vect_get_slp_defs): Add new argument, pass it to
2824 vect_get_constant_vectors.
2825 (vect_schedule_slp_instance): Remove SLP tree root statements.
2827 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2829 * tree.h (ENUM_IS_SCOPED): Define.
2830 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2831 for ENUM_IS_SCOPED enums.
2833 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2835 * fold-const.c (fold_comparison): Use ssizetype.
2836 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2837 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2838 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2839 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2841 * tree.h (initialize_sizetypes): Remove parameter.
2842 (build_common_tree_nodes): Remove second parameter.
2843 * stor-layout.c (initialize_sizetypes): Remove parameter.
2844 Always create an unsigned type.
2845 (set_sizetype): Assert that the passed type is unsigned and simplify.
2846 * tree.c (build_common_tree_nodes): Remove second parameter.
2847 Adjust call to initialize_sizetypes.
2848 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2849 build_common_tree_nodes.
2851 2010-04-18 Matthias Klose <doko@ubuntu.com>
2853 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2855 2010-04-18 Ira Rosen <irar@il.ibm.com>
2857 PR tree-optimization/43771
2858 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2859 load permutation doesn't have gaps.
2861 2010-04-18 Jan Hubicka <jh@suse.cz>
2863 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2864 (sse_prologue_save_insn expander): Use new pattern.
2865 (sse_prologue_save_insn1): New pattern and splitter.
2866 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2868 * i386.c (setup_incoming_varargs_64): Do not compute jump
2870 (ix86_gimplify_va_arg): Update alignment needed.
2871 (ix86_local_alignment): Do not align all local arrays to 128bit.
2873 2010-04-17 Jan Hubicka <jh@suse.cz>
2875 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2877 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2879 * arm.md (negdi2): Remove redundant code to force values into a
2882 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2884 * arm/bpabi.S: Add EABI alignment attributes to objects.
2885 * arm/bpabi-v6m.S: Likewise.
2886 * arm/crti.asm: Likewise.
2887 * arm/crtn.asm: Likewise.
2888 * arm/lib1funcs.asm: Likewise.
2889 * arm/libunwind.S: Likewise.
2891 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2893 * arm-protos.h (tune_params): New structure.
2894 * arm.c (current_tune): New variable.
2895 (arm_constant_limit): Delete.
2896 (struct processors): Add pointer to the tune parameters.
2897 (arm_slowmul_tune): New tuning option.
2898 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2899 (all_cores): Adjust to pick up the tuning model.
2900 (arm_constant_limit): New function.
2901 (arm_override_options): Select the appropriate tuning model. Delete
2902 initialization of arm_const_limit.
2903 (arm_split_constant): Use the new constant-limit model.
2904 (arm_rtx_costs): Pick up the current tuning model.
2905 * arm.md (is_strongarm, is_xscale): Delete.
2906 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2907 for Xscale variant architectures.
2908 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2910 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2912 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2914 (arm_rtx_costs_1): Remove unused variable extra_cost.
2915 (arm_unwind_emit_set): Use variable offset.
2916 (thumb1_output_casesi): Remove unused variable flags.
2918 2010-04-16 Jeff Law <law@redhat.com>
2920 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2921 needing assignment rather than doing a two-phase assignment. Remove
2922 unused variable 'm'.
2924 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2927 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2929 2010-04-16 Doug Kwan <dougkwan@google.com>
2931 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2932 (next_operand_entry_id): New static variable.
2933 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2934 (add_to_ops_vec): Assigned unique ID to operand entry.
2935 (struct oecount_s): New field ID.
2936 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2937 (undistribute_ops_list): Assign unique IDs to oecounts.
2938 (init_reassoc): reset next_operand_entry_id.
2940 2010-04-16 Doug Kwan <dougkwan@google.com>
2942 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2943 missing left parenthesis.
2945 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2948 *btdi_rex64 using SWI48 mode iterator.
2949 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2950 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2951 *jcc_btdi_mask_rex64.
2953 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2955 * double-int.h (tree_to_double_int): Convert to macro.
2956 * double-int.c (tree_to_double_int): Remove.
2958 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2961 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2962 with want_address 2 and in case a single element list might be
2963 possible, call it again with want_address 0.
2965 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2967 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2968 case 'W' print operands for HI mode.
2969 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2970 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2971 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2972 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2974 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2976 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2977 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2978 #xx:3 and #xx:4 mode.
2980 * config/h8300/h8300.md (inverted load with HImode dest): Add
2981 support for H8300SX.
2983 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2984 satisfy 'U' constraint.
2986 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2988 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2989 * configure: Regenerate.
2990 * config.in: Regenerate.
2991 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2994 2010-04-16 Richard Guenther <rguenther@suse.de>
2996 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2997 (struct tree_decl_common): ... here.
2998 (DECL_PT_UID): Adjust.
2999 (SET_DECL_PT_UID): Likewise.
3000 (DECL_PT_UID_SET_P): Likewise.
3002 2010-04-16 Richard Guenther <rguenther@suse.de>
3004 PR tree-optimization/43572
3005 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3006 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3007 * tree-flow.h (is_call_clobbered): Remove.
3008 * tree-flow-inline.h (is_call_clobbered): Likewise.
3009 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3010 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3011 (execute_return_slot_opt): Adjust.
3012 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3013 check for call clobbered vars here.
3014 (find_tail_calls): Move tailcall verification to the
3017 2010-04-16 Diego Novillo <dnovillo@google.com>
3019 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3021 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3024 * config/arm/arm.md (cbranchqi4): New pattern.
3025 * config/arm/predicates.md (const0_operand,
3026 cbranchqi4_comparison_operator): New predicates.
3028 2010-04-16 Richard Guenther <rguenther@suse.de>
3030 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3031 (dump_gimple_stmt): Likewise.
3033 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3035 * recog.h (struct recog_data): New field is_operator.
3036 (struct insn_operand_data): New field is_operator.
3037 * recog.c (extract_insn): Set recog_data.is_operator.
3038 * genoutput.c (output_operand_data): Emit code to set the
3040 * reload.c (find_reloads): Use it rather than testing for an
3041 empty constraint string.
3044 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3045 If the previous insn is a cbranchsi4_insn with the same arguments,
3046 omit the compare instruction.
3048 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3049 register, inputs must be low registers and we need a low register
3050 scratch. Handle alternative 2 like alternative 3.
3052 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3054 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3055 don't call get_addr on both. If one expression is a VALUE and
3056 the other a REG, check VALUE's locs if the REG isn't among them.
3058 2010-04-16 Christian Bruel <christian.bruel@st.com>
3060 * config/sh/sh.h (sh_frame_pointer_required): New function.
3061 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3062 (flag_omit_frame_pointer) Set.
3063 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3064 (rounded_frame_size): Adjust size with outgoing_args_size.
3065 (sh_set_return_address): Must return from stack pointer.
3066 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3067 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3068 (ACCUMULATE_OUTGOING_ARGS): Define.
3069 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3070 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3072 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3075 * config/sh/sh.c (sh_legitimize_reload_address): Use
3076 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3077 Remove a unneeded check for offset_base.
3079 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3081 * configure: Regenerated.
3083 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3085 * config/s390/s390.c (s390_call_save_register_used): Switch back
3086 to HARD_REGNO_NREGS.
3088 2010-04-15 Richard Guenther <rguenther@suse.de>
3090 * alias.c (alias_set_subset_of): Handle alias-set zero
3093 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3094 Julian Brown <julian@codesourcery.com>
3096 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3097 alternatives according to use of high and low regs.
3098 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3099 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3100 optimizing for size on Thumb-2.
3102 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3104 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3106 2010-04-15 Richard Guenther <rguenther@suse.de>
3108 * tree-ssa-structalias.c (struct variable_info): Add
3110 (new_var_info): Initialize it.
3111 (dump_constraints): Support printing last added constraints.
3112 (debug_constraints): Adjust.
3113 (dump_constraint_graph): Likewise.
3114 (make_heapvar_for): Check for NULL cfun.
3115 (get_function_part_constraint): New function.
3116 (get_fi_for_callee): Likewise.
3117 (find_func_aliases): Properly implement IPA PTA constraints.
3118 (process_ipa_clobber): New function.
3119 (find_func_clobbers): Likewise.
3120 (insert_into_field_list_sorted): Remove.
3121 (create_function_info_for): Properly allocate vars for IPA mode.
3122 Do not use insert_into_field_list_sorted.
3123 (create_variable_info_for): Properly generate constraints for
3124 global vars in IPA mode.
3125 (dump_solution_for_var): Always dump the solution.
3126 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3127 (find_what_var_points_to): Adjust.
3128 (pt_solution_set): Change.
3129 (pt_solution_ior_into): New function.
3130 (pt_solution_empty_p): Export.
3131 (pt_solution_includes_global): Adjust.
3132 (pt_solution_includes_1): Likewise.
3133 (pt_solutions_intersect_1): Likewise.
3134 (dump_sa_points_to_info): Check some invariants.
3135 (solve_constraints): Move constraint dumping ...
3136 (compute_points_to_sets): ... here.
3137 (ipa_pta_execute): ... and here.
3138 (compute_may_aliases): Do not re-compute points-to info
3139 locally if IPA info is available.
3140 (ipa_escaped_pt): New global var.
3141 (ipa_pta_execute): Properly implement IPA PTA.
3142 * tree-into-ssa.c (dump_decl_set): Support dumping
3143 decls not in referenced-vars.
3144 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3145 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3146 (dump_points_to_solution): Likewise.
3147 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3148 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3149 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3150 (copy_decl_to_var): Copy DECL_PT_UID.
3151 (copy_result_decl_to_var): Likewise.
3152 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3153 (copy_node_stat): Copy it.
3154 * tree.h (DECL_PT_UID): New macro.
3155 (SET_DECL_PT_UID): Likewise.
3156 (DECL_PT_UID_SET_P): Likewise.
3157 (struct tree_decl_minimal): Add pt_uid member.
3158 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3159 (pt_solution_empty_p): Declare.
3160 (pt_solution_set): Adjust.
3161 (ipa_escaped_pt): Declare.
3162 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3163 * gimple-pretty-print.c (pp_points_to_solution): New function.
3164 (dump_gimple_call): Dump call clobber/use information.
3165 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3166 * tree-pass.h (TDF_ALIAS): New dump option.
3167 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3168 * doc/invoke.texi (-fipa-pta): Update documentation.
3170 2010-04-15 Richard Guenther <rguenther@suse.de>
3172 * Makefile.in (OBJS-common): Add gimple-fold.o.
3173 (gimple-fold.o): New rule.
3174 * tree.h (maybe_fold_offset_to_reference,
3175 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3177 * gimple.h: ... here.
3178 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3179 may_propagate_address_into_dereference): Move prototypes ...
3180 * gimple.h: ... here.
3181 * tree-ssa-ccp.c (get_symbol_constant_value,
3182 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3183 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3184 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3185 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3186 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3187 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3188 gimplify_and_update_call_from_tree): Move ...
3189 * gimple-fold.c: ... here. New file.
3190 (ccp_fold_builtin): Rename to ...
3191 (gimple_fold_builtin): ... this.
3192 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3194 2010-04-15 Richard Guenther <rguenther@suse.de>
3196 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3197 fit_double_type, force_fit_type_double, add_double_with_sign,
3198 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3199 lrotate_double, rrotate_double, div_and_round_double): Move ...
3200 * double-int.c: ... here.
3201 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3202 add_double, neg_double, mul_double_with_sign, mul_double,
3203 lshift_double, rshift_double, lrotate_double, rrotate_double,
3204 div_and_round_double): Move prototypes ...
3205 * double-int.h: ... here.
3207 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3210 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3211 matching constraints to ensure inputs match the output.
3213 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3216 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3217 in an input-only operand.
3219 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3221 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3222 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3223 (double_int_negative_p): Convert to static inline function.
3224 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3225 (double_int_negative_p): Remove.
3226 * tree.h (lshift_double, rshift_double):
3227 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3228 * fold-const.c (fold_convert_const_int_from_real,
3229 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3230 (lshift_double): Change type of arith argument to bool.
3231 (rshift_double): Change type of arith argument to bool. Correct
3233 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3235 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3238 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3239 at the start and end of the then/else blocks, and omit them from the
3241 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3242 argument; all callers changed. Pass zero to old_insns_match_p instead.
3243 (flow_find_head_matching_sequence): New function.
3244 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3245 * basic-block.h (flow_find_cross_jump,
3246 flow_find_head_matching_sequence): Declare functions.
3248 2010-04-14 Jason Merrill <jason@redhat.com>
3251 * c-common.c (attribute_takes_identifier_p): New fn.
3252 * c-common.h: Declare it.
3254 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3256 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3258 (*udivmod<mode>4): Ditto.
3260 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3262 * config/i386/i386.md (maxmin_int): Rename code attribute from
3263 maxminiprefix and update all users.
3264 (maxmin_float): Ditto from maxminfprefix.
3265 (logic): Ditto from logicprefix.
3266 (absneg_mnemonic): Ditto from absnegprefix.
3267 * config/i386/mmx.md: Update all users of maxminiprefix,
3268 maxminfprefix and logicprefix for rename.
3269 * config/i386/sse.md: Ditto.
3270 * config/i386/sync.md (sync_<code><mode>): Update for
3273 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3276 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3277 warnings converted to errors.
3279 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3281 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3282 used insn_type variable.
3283 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3284 to avoid set-but-not-used warning.
3286 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3288 * df-core.c (df_ref_debug): Change format string placeholder
3290 * dwarf2asm.c (dw2_asm_output_data_raw,
3291 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3292 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3293 * dwarf2out.c (output_cfi, output_cfi_directive,
3294 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3295 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3297 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3298 * print-rtl.c (print_rtx): Ditto.
3300 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3303 * builtins.c (expand_builtin_pow_root): New function to expand pow
3304 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3305 series of sqrt and cbrt calls under -ffast-math.
3306 (expand_builtin_pow): Call it.
3308 2010-04-14 Michael Matz <matz@suse.de>
3310 PR tree-optimization/42963
3311 * tree-cfg.c (touched_switch_bbs): New static variable.
3312 (group_case_labels_stmt): New function broken out from ...
3313 (group_case_labels): ... here, use the above.
3314 (start_recording_case_labels): Allocate touched_switch_bbs.
3315 (end_recording_case_labels): Deallocate it, call
3316 group_case_labels_stmt.
3317 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3319 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3324 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3326 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3328 2010-04-13 Jan Hubicka <jh@suse.cz>
3330 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3331 of optimized out static functions.
3332 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3333 cost computation. Also sanity check for overflows.
3334 (update_caller_keys): Update cgraph_edge_badness call; properly
3335 update fibheap and sanity check that it is up to date.
3336 (add_new_edges_to_heap): Update cgraph_edge_badness.
3337 (cgraph_decide_inlining_of_small_function): Likewise;
3338 add sanity checking that badness in heap is up to date;
3339 improve dumping of reason; Update badness of calls to the
3340 offline copy of function currently inlined; dump badness
3341 of functions not inlined because of unit growth limits.
3343 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3346 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3347 because of sign-extension change when converting to sizetype here...
3348 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3350 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3351 the folding to constants. Remove redundant final conversion.
3352 (fold_binary) <associate>: Do not associate if the re-association of
3353 constants alone overflows.
3354 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3355 to the end of the list.
3356 (multiple_of_p) <COND_EXPR>: New case.
3358 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3360 * opt-functions.awk (opt_sanitized_name): New.
3362 * optc-gen.awk: Use it
3363 * opth-gen.awk: Use it.
3365 2010-04-13 Martin Jambor <mjambor@suse.cz>
3367 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3368 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3369 children. Call replace_uses_with_default_def_ssa_name to handle
3372 2010-04-13 Michael Matz <matz@suse.de>
3375 * builtins.c (expand_builtin_interclass_mathfn): Also create
3376 a register if the predicate doesn't match.
3378 2010-04-13 Diego Novillo <dnovillo@google.com>
3380 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3381 * c-pch.c: Include timevar.h.
3382 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3383 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3384 * ggc-common.c: Include timevar.h.
3385 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3386 * timevar.def (TV_PCH_SAVE): Define.
3387 (TV_PCH_CPP_SAVE): Define.
3388 (TV_PCH_PTR_REALLOC): Define.
3389 (TV_PCH_PTR_SORT): Define.
3390 (TV_PCH_RESTORE): Define.
3391 (TV_PCH_CPP_RESTORE): Define.
3393 2010-04-13 Michael Matz <matz@suse.de>
3395 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3397 (can_reassociate_p): New function.
3398 (break_up_subtract_bb, reassociate_bb): Use it.
3400 2010-04-13 Richard Guenther <rguenther@suse.de>
3403 * builtins.c (c_readstr): Fix assert.
3405 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3407 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3408 when generating cltd insn.
3410 (*ashl<mode>3_1): Remove special handling for register operand 2.
3411 (*ashlsi3_1_zext): Ditto.
3412 (*ashlhi3_1): Ditto.
3413 (*ashlhi3_1_lea): Ditto.
3414 (*ashlqi3_1): Ditto.
3415 (*ashlqi3_1_lea): Ditto.
3416 (*<shiftrt_insn><mode>3_1): Ditto.
3417 (*<shiftrt_insn>si3_1_zext): Ditto.
3418 (*<shiftrt_insn>qi3_1_slp): Ditto.
3419 (*<rotate_insn><mode>3_1): Ditto.
3420 (*<rotate_insn>si3_1_zext): Ditto.
3421 (*<rotate_insn>qi3_1_slp): Ditto.
3423 2010-04-13 Richard Guenther <rguenther@suse.de>
3425 * tree-ssa-structalias.c (callused_id): Remove.
3426 (call_stmt_vars): New.
3427 (get_call_vi): Likewise.
3428 (lookup_call_use_vi): Likewise.
3429 (lookup_call_clobber_vi): Likewise.
3430 (get_call_use_vi): Likewise.
3431 (get_call_clobber_vi): Likewise.
3432 (make_transitive_closure_constraints): Likewise.
3433 (handle_const_call): Adjust to do per-call call-used handling.
3434 (handle_pure_call): Likewise.
3435 (find_what_var_points_to): Remove general callused handling.
3436 (init_base_vars): Likewise.
3437 (init_alias_vars): Initialize call_stmt_vars.
3438 (compute_points_to_sets): Process call-used and call-clobbered
3439 vars for call statements.
3440 (delete_points_to_sets): Free call_stmt_vars.
3442 2010-04-13 Richard Guenther <rguenther@suse.de>
3444 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3445 Only add RW dependence for dependence distance zero.
3446 Adjust maximal vectorization factor according to dependences.
3447 Move alignment handling ...
3448 (vect_find_same_alignment_drs): ... here. New function.
3449 (vect_analyze_data_ref_dependences): Adjust.
3450 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3451 (vect_analyze_data_refs): Adjust minimal vectorization factor
3452 according to data references.
3453 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3454 dependences before determining the vectorization factor.
3455 Analyze alignment after determining the vectorization factor.
3456 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3457 dependences before alignment.
3458 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3460 (vect_analyze_data_refs): Likewise.
3461 (MAX_VECTORIZATION_FACTOR): New define.
3463 2010-04-13 Duncan Sands <baldrick@free.fr>
3465 * except.h (lang_eh_type_covers): Remove.
3466 * except.c (lang_eh_type_covers): Likewise.
3468 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3469 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3471 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3472 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3473 UNITS_PER_LONG where it is ABI relevant.
3474 (s390_return_addr_rtx): Likewise.
3475 (s390_back_chain_rtx): Likewise.
3476 (s390_frame_area): Likewise.
3477 (s390_frame_info): Likewise.
3478 (s390_initial_elimination_offset): Likewise.
3479 (save_gprs): Likewise.
3480 (s390_emit_prologue): Likewise.
3481 (s390_emit_epilogue): Likewise.
3482 (s390_function_arg_advance): Likewise.
3483 (s390_function_arg): Likewise.
3484 (s390_va_start): Likewise.
3485 (s390_gimplify_va_arg): Likewise.
3486 (s390_function_profiler): Likewise.
3487 (s390_optimize_prologue): Likewise.
3488 (s390_rtx_costs): Likewise.
3489 (s390_secondary_reload): Likewise.
3490 (s390_promote_function_mode): Likewise.
3491 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3492 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3493 registers available.
3494 (s390_unwind_word_mode): New function.
3495 (s390_function_value): Split 64 bit values into register pair if
3496 used as return value.
3497 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3498 function call parameters. Handle parallels.
3499 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3500 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3501 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3502 (s390_expand_setmem): Remove unused variable src_addr.
3503 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3504 deal with 64 bit registers.
3505 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3506 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3507 (UNITS_PER_LONG): New macro.
3508 * libjava/include/s390-signal.h: Define extended ucontext
3509 structure containing the upper halfs of the 64 bit registers.
3511 2010-04-13 Simon Baldwin <simonb@google.com>
3513 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3515 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3517 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3518 rvalue on the RHS if the LHS is of a non-renamable type.
3519 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3521 2010-04-13 Matthias Klose <doko@ubuntu.com>
3523 * gcc.c (cc1_options): Handle -iplugindir before processing
3524 the cc1 spec. Only add -iplugindir once.
3525 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3527 * common.opt (iplugindir): Remove `Separate' property, initialize.
3528 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3530 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3531 (distclean): Remove plugin dir.
3532 * doc/invoke.texi: Document -iplugindir.
3534 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3536 * doc/plugins.texi (Loading Plugins): Document short
3537 -fplugin=foo option.
3538 (Plugin API): Mention default_plugin_dir_name function.
3540 * gcc.c (find_file_spec_function): Add new declaration.
3541 (static_spec_func): Use it for "find-file".
3542 (find_file_spec_function): Add new function.
3543 (cc1_options): Add -iplugindir option if -fplugin* options found.
3545 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3547 * plugin.c (add_new_plugin): Updated comment, and handle short
3549 (default_plugin_dir_name): Added new function.
3551 * common.opt (iplugindir): New option to set the plugin directory.
3553 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3555 * config/i386/i386.md (any_rotate): New code iterator.
3556 (rotate_insn): New code attribute.
3558 (SWIM124): New mode iterator.
3559 (<rotate_insn>ti3): New expander.
3560 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3561 any_rotate code iterator.
3562 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3563 using any_rotate code iterator and SWIM124 mode iterator.
3564 (ix86_rotlti3): New insn_and_split pattern.
3565 (ix86_rotrti3): Ditto.
3566 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3567 ix86_rotl{di,ti}3 patterns.
3568 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3569 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3570 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3571 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3572 code iterator and SWI mode iterator.
3573 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3574 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3576 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3577 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3578 (bswap rotatert splitter): Add splitter.
3579 (bswap splitter): Macroize splitter using any_rotate code iterator.
3580 Add insn predicate to split only for TARGET_USE_XCHGB or when
3581 optimizing function for size.
3583 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3585 * config/pa/pa.c (emit_move_sequence): Remove use of
3586 deleted variable flag_argument_noalias.
3588 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3590 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3592 Add to unsupported targets list.
3593 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3594 sparc*-sun-solaris2.[567]* from target lists.
3595 * configure: Regenerate.
3596 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3598 Remove Solaris 7 patch references.
3599 (Specific, sparc-sun-solaris2.7): Removed.
3600 (sparc-sun-solaris2*): Update Solaris 7 example.
3601 (sparc64-*-solaris2*): Likewise.
3603 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3605 * config.build (alpha*-dec-osf4*): Remove.
3606 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3607 of obsolete configurations.
3608 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3610 * config/alpha/t-osf4: Renamed to ...
3611 * config/alpha/t-osf5: ... this.
3612 * config/alpha/osf.h: Renamed to ...
3613 * config/alpha/osf5.h: ... this.
3614 Merged old osf5.h contents.
3616 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3617 (EXTRA_SPECS): Removed.
3618 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3619 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3622 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3624 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3626 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3629 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3630 __thiscall convention.
3632 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3634 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3636 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3638 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3640 * function.c (assign_parms_initialize_all): Add unused attribute
3643 2010-04-12 Richard Guenther <rguenther@suse.de>
3645 * gsstruct.def (GSS_CALL): New.
3646 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3647 * gimple.h: Include tree-ssa-alias.h.
3648 (struct gimple_statement_call): New.
3649 (union gimple_statement_struct_d): Add gimple_call member.
3650 (gimple_call_reset_alias_info): Declare.
3651 (gimple_call_use_set): New function.
3652 (gimple_call_clobber_set): Likewise.
3653 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3654 * gimple.c (gimple_call_reset_alias_info): New function.
3655 (gimple_build_call_1): Call it.
3656 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3657 * tree-inline.c (remap_gimple_stmt): Likewise.
3658 (expand_call_inline): Remove callused handling.
3659 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3660 * tree-dfa.c (dump_variable): Likewise.
3661 * tree-parloops.c (parallelize_loops): Likewise.
3662 * tree-ssa.c (init_tree_ssa): Likewise.
3663 (delete_tree_ssa): Likewise.
3664 * tree-flow-inline.h (is_call_used): Remove.
3665 * tree-flow.h (struct gimple_df): Remove callused member.
3666 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3667 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3668 (ref_maybe_used_by_call_p_1): Simplify.
3669 (call_may_clobber_ref_p_1): Likewise.
3670 * tree-ssa-structalias.c (compute_points_to_sets): Set
3671 the call stmt used and clobbered sets.
3672 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3673 (find_tail_calls): Verify the tail call.
3675 2010-04-12 Richard Guenther <rguenther@suse.de>
3677 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3678 single-iteration always-inline inlining.
3679 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3680 (cgraph_decide_inlining): Do not handle always-inline specially.
3681 (try_inline): Remove always-inline cycle detection special case.
3682 Do not recurse on always-inlines.
3683 (cgraph_early_inlining): Do not iterate if not optimizing.
3684 (cgraph_gate_early_inlining): remove.
3685 (pass_early_inline): Run unconditionally.
3686 (gate_cgraph_decide_inlining): New function.
3687 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3688 not inlining or optimizing.
3689 (cgraph_decide_inlining_of_small_functions): Also consider
3690 always-inline functions.
3691 (cgraph_default_inline_p): Return true for nodes which should
3692 disregard inline limits.
3693 (estimate_function_body_sizes): Assume zero size and time for
3694 nodes which are marked as disregarding inline limits.
3695 (cgraph_decide_recursive_inlining): Do not perform recursive
3696 inlining on always-inline nodes.
3698 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3701 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3702 for exprs satisfying handled_component_p.
3704 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3706 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3707 non-constant aggregate elements.
3709 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3710 is a real initialization.
3712 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3715 * c-decl.c (start_function): Move forward check for nested function.
3717 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3719 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3720 * config/sh/sh.c: Include reload.h.
3721 (sh_legitimize_reload_address): New.
3722 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3723 sh_legitimize_reload_address.
3725 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3727 * config/sh/sh.md (*movqi_pop): New insn pattern.
3728 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3730 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3732 * config/i386/i386.md (any_shiftrt): New code iterator.
3733 (shiftrt_insn): New code attribute.
3735 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3736 using any_shiftrt code iterator.
3737 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3738 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3739 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3740 pattern from corresponding peephole2 patterns.
3741 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3742 using any_shiftrt code iterator.
3743 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3744 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3745 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3746 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3747 *{ashr,lshr}<mode>3_cmp_zext.
3748 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3750 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3754 (*lshr<mode>3_cconly): Ditto.
3756 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3758 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3759 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3760 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3761 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3763 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3764 from corresponding peephole2 patterns.
3765 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3766 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3767 and *lshrdi3_1_rex64 using SWI mode iterator.
3768 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3769 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3770 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3771 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3772 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3773 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3774 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3775 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3776 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3779 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3781 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3782 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3783 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3784 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3786 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3787 from corresponding peephole2 patterns.
3788 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3789 (ashrsi3_cvt): Rename from ashrsi3_31.
3790 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3791 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3792 and x86_64_shift_adj_3 using SWI48 mode iterator.
3793 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3794 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3795 and *ashrdi3_1_rex64 using SWI mode iterator.
3796 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3797 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3798 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3799 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3800 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3801 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3802 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3803 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3804 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3806 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3807 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3808 x86_shift<mode>_adj_3 expanders.
3810 2010-04-10 Wei Guozhi <carrot@google.com>
3813 * config/arm/arm.c (arm_pic_static_addr): New function.
3814 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3816 (arm_output_addr_const_extra): Output expression for new pattern.
3817 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3819 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3821 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3824 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3825 * web.c: Include "insn-config.h" and "recog.h".
3826 (union_match_dups): New function.
3827 (web_main): Call it.
3828 (union_defs): Don't try to recognize match_dups.
3830 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3831 if doing so would replace the entire pattern.
3833 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3837 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3838 and splitter pattern. Change splitter operand 1 predicate to
3841 2010-04-09 Martin Jambor <mjambor@suse.cz>
3843 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3844 lattices are addresses of CONST_DECLs with the same initial value.
3845 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3846 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3848 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3849 Bernd Schmidt <bernds@codesourcery.com>
3851 * loop-invariant.c (replace_uses): New static function.
3852 (move_invariant_reg): Use it to ensure we can replace the uses.
3854 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3856 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3858 (picochip_override_options): Enable section anchors only above -O1.
3859 (picochip_reorg): Fixed a couple of build warnings.
3861 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3863 * configure.ac (plugin -rdynamic test): Log result.
3864 * configure: Regenerate.
3865 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3866 (RDYNAMIC_SPEC): Define.
3867 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3869 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3871 * configure.ac: Determine Sun ld version numbers.
3872 (comdat_group): Restrict GNU ld version checks to gld.
3873 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3874 (enable_comdat): Support --enable-comdat.
3875 * configure: Regenerate.
3876 * doc/install.texi (Configuration): Document --enable-comdat.
3878 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3880 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3881 * config/sol2-gld.h: ... here.
3882 * config.gcc (sparc*-*-solaris2*): Reflect this.
3883 (i[34567]86-*-solaris2*): Use it.
3885 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3887 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3889 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3891 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3894 * diagnostic.c (diagnostic_initialize): Initialize
3895 some_warnings_are_errors.
3896 (diagnostic_finish): New.
3897 (diagnostic_action_after_output): Call it before exiting.
3898 (diagnostic_report_diagnostic): Do not print message here. Set
3899 some_warnings_are_errors.
3900 * diagnostic.h (diagnostic_context): Delete
3901 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3902 (diagnostic_finish): Declare.
3903 * toplev.c (toplev_main): Call it before exit.
3905 2010-04-09 Jason Merrill <jason@redhat.com>
3908 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3909 for incomplete type.
3912 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3913 based on a warning flag.
3915 2010-04-09 Richard Guenther <rguenther@suse.de>
3917 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3919 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3922 * varasm.c (default_assemble_visibility): Wrap vars that are
3923 set, but unused, by targets without GAS.
3924 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3925 Remove set, but unused, vars.
3926 (rs6000_legitimize_tls_address): Likewise.
3927 (altivec_expand_dst_builtin): Likewise.
3928 * config/darwin.c (machopic_classify_symbol): Likewise.
3929 (machopic_indirection_name): Likewise.
3931 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3933 * config/i386/i386.md (DWI): New mode iterator.
3934 (S): New mode attribute.
3935 (shift_operand): Ditto.
3936 (shift_immediate_operand): Ditto.
3937 (ashl_input_operand): Ditto.
3938 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3939 using SDWIM mode iterator.
3940 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3941 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3943 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3944 from corresponding peephole2 patterns.
3945 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3946 and x86_64_shift_adj_1 using SWI48 mode iterator.
3947 (x86_shift<mode>_adj_2): Ditto.
3948 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3949 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3950 using SWI48 mode iterator.
3951 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3952 *ashldi3_cmp_rex64 using SWI mode iterator.
3953 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3954 *ashldi3_cconly_rex64 using SWI mode iterator.
3955 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3956 x86_shift<mode>_adj_{1,2}.
3957 (ix86_split_ashr): Ditto.
3958 (ix86_split_lshr): Ditto.
3960 2010-04-09 Richard Guenther <rguenther@suse.de>
3962 * target.h (builtin_conversion): Pass in input and output types.
3963 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3964 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3965 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3966 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3968 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3970 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3972 2010-04-09 Richard Guenther <rguenther@suse.de>
3975 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3977 2010-04-09 Richard Guenther <rguenther@suse.de>
3979 * tree-vectorizer.h (struct _stmt_vec_info): Document
3980 that vectype is the type of the LHS.
3981 (supportable_widening_operation, supportable_narrowing_operation):
3982 Get both input and output vector types as arguments.
3983 (vect_is_simple_use_1): Declare.
3984 (get_same_sized_vectype): Likewise.
3985 * tree-vect-loop.c (vect_determine_vectorization_factor):
3986 Set STMT_VINFO_VECTYPE to the vector type of the def.
3987 (vectorizable_reduction): Adjust.
3988 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3989 Adjust. Specify the output vector type.
3990 (vect_pattern_recog_1): Adjust.
3991 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3992 (vectorizable_call): Adjust.
3993 (vectorizable_conversion): Likewise.
3994 (vectorizable_operation): Likewise.
3995 (vectorizable_type_demotion): Likewise.
3996 (vectorizable_type_promotion): Likewise.
3997 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3999 (vect_is_simple_use_1): New function.
4000 (supportable_widening_operation): Get both input and output
4002 (supportable_narrowing_operation): Likewise.
4003 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4005 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4007 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4008 __thiscall and _thiscall as predefined macros.
4009 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4010 thiscall attribute handling.
4011 (ix86_comp_type_attributes): Likewise.
4012 (ix86_function_regparm): Likewise.
4013 (ix86_return_pops_args): Likewise.
4014 (init_cumulative_args): Likewise.
4015 (find_drap_reg): Likewise.
4016 (ix86_static_chain): Likewise.
4017 (x86_this_parameter): Likewise.
4018 (x86_output_mi_thunk): Likewise.
4019 (ix86_attribute_table): Add description for thiscall attribute.
4020 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4021 * doc/extend.texi: Add documentation for thiscall.
4023 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4026 * c.opt (Wint-to-pointer-cast): Available in C++.
4027 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4029 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4031 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4032 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4033 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4034 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4035 function type instead. Reorder and simplify checks.
4037 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4039 2010-04-08 Jing Yu <jingyu@google.com>
4040 Zdenek Dvorak <ook@ucw.cz>
4042 PR tree-optimization/42720
4043 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4044 loop unswitch conditions here from ...
4045 (tree_unswitch_single_loop): ... here.
4047 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4049 * tree-if-conv.c: Fix comments and simplify logic.
4051 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4053 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4054 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4055 (main_tree_if_conversion): Update call to tree_if_conversion.
4057 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4060 * doc/invoke.texi (-b,-V): Delete.
4061 * doc/tm.texi: Do not mention -b.
4062 * gcc.c (display_help): Delete -b and -V.
4063 (process_command): Delete -b and -V.
4064 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4066 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4067 Wolfgang Gellerich <gellerich@de.ibm.com>
4069 Implement target hook for loop unrolling
4070 * target.h (loop_unroll_adjust): Add a new target hook function.
4071 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4072 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4073 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4074 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4075 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4077 (decide_unroll_stupid): Likewise.
4079 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4082 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4084 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4086 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4087 (Specific, *-*-solaris2*): Likewise.
4088 Don't prefer Sun as over GNU as.
4090 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4092 * config/s390/s390.c (override_options): Adjust the z10 defaults
4093 for max-unroll-times, max-completely-peeled-insns
4094 and max-completely-peel-times.
4096 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4098 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4099 instructions for z10.
4100 (s390_expand_setmem): Likewise.
4101 (s390_expand_cmpmem): Likewise.
4103 2010-04-08 Richard Guenther <rguenther@suse.de>
4105 PR tree-optimization/43679
4106 * tree-ssa-pre.c (eliminate): Only propagate copies.
4108 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4111 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4112 set but not used variable warning.
4114 2010-04-08 Wei Guozhi <carrot@google.com>
4117 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4118 (arm_size_rtx_costs): Call the new function when optimized for size.
4120 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4123 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4124 op0 is not a MEM, just return NULL instead of assertion
4126 (discover_nonconstant_array_refs): Don't walk debug stmts.
4128 2010-04-08 Doug Kwan <dougkwan@google.com>
4130 * configure.ac: Recognize gold and do not use its version number
4131 to test ld features.
4132 * configure: Regenerate.
4134 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4137 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4138 (negate_value): Move code to push elements to broken_up_substracts ...
4139 (eliminate_plus_minus_pair): ... here. Push operands that have no
4140 negative pair to plus_negates.
4141 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4143 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4145 * doc/install.texi (Configuration): Move description of
4146 --enable-lto, --with-libelf*, --enable-gold from Java section to
4149 * doc/generic.texi (Working with declarations)
4150 (Function Properties, C and C++ Trees): Fix typos.
4151 * doc/sourcebuild.texi (Top Level): Likewise.
4153 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4156 * tree.h (DECL_READ_P): Define.
4157 (struct tree_decl_common): Add decl_read_flag.
4158 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4159 a set but not used warning.
4160 (merge_decls): Merge DECL_READ_P flag.
4161 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4162 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4163 * c-common.c (handle_used_attribute, handle_unused_attribute):
4165 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4167 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4169 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4170 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4171 c_parser_binary_expression, c_parser_cast_expression,
4172 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4173 Call default_function_array_read_conversion instead of
4174 default_function_array_conversion where needed.
4175 (c_parser_unary_expression, c_parser_conditional_expression,
4176 c_parser_postfix_expression_after_primary, c_parser_initelt):
4177 Likewise. Call mark_exp_read where needed.
4178 (c_parser_statement_after_labels, c_parser_asm_operands,
4179 c_parser_typeof_specifier, c_parser_sizeof_expression,
4180 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4182 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4184 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4185 (warn_unused_but_set_parameter): Default to warn_unused
4187 * doc/invoke.texi: Document -Wunused-but-set-variable and
4188 -Wunused-but-set-parameter.
4190 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4191 used count variable.
4192 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4193 when operandN variables aren't used in the body of the expander
4195 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4196 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4197 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4198 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4199 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4200 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4201 * tree.c (PROCESS_ARG): Likewise.
4203 2010-04-07 Simon Baldwin <simonb@google.com>
4205 * diagnostic.h (diagnostic_override_option_index): New macro to
4206 set a diagnostic's option_index.
4207 * c-tree.h (c_cpp_error): Add warning reason argument.
4208 * opts.c (_warning_as_error_callback): New.
4209 (register_warning_as_error_callback): Store callback for
4210 warnings enabled via enable_warning_as_error.
4211 (enable_warning_as_error): Call callback, minor code tidy.
4212 * opts.h (register_warning_as_error_callback): Declare.
4213 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4214 response to -Werror=.
4215 (c_common_init_options): Register warning_as_error_callback in opts.c.
4216 * common.opt: Add -Wno-cpp option.
4217 * c-common.c (struct reason_option_codes_t): Map cpp warning
4218 reason codes to gcc option indexes.
4219 * (c_option_controlling_cpp_error): New function, lookup the gcc
4220 option index for a cpp warning reason code.
4221 * (c_cpp_error): Add warning reason argument, call
4222 c_option_controlling_cpp_error for diagnostic_override_option_index.
4223 * doc/invoke.texi: Document -Wno-cpp.
4225 2010-04-07 Richard Guenther <rguenther@suse.de>
4227 * ipa-reference.c (mark_load): Use get_base_address.
4228 (mark_store): Likewise.
4230 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4231 inserting GIMPLE_NOPs into the IL.
4232 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4233 Explicitly strip handled components and indirect references.
4235 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4236 folding address expressions.
4237 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4238 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4239 operand_equal_p to compare decls.
4240 (ptr_deref_may_alias_decl_p): Likewise.
4241 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4242 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4243 Handle reversed comparison ops.
4244 * tree-sra.c (asm_visit_addr): Use get_base_address.
4245 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4246 * ipa-reference.c (mark_address): Use get_base_address.
4248 2010-04-07 Richard Guenther <rguenther@suse.de>
4250 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4251 Propagate constants everywhere.
4253 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4256 * tree.c (MAX_INT_CACHED_PREC): Define.
4257 (nonstandard_integer_type_cache): New array.
4258 (build_nonstandard_integer_type): Cache results for precision
4259 <= MAX_INT_CACHED_PREC.
4261 2010-04-07 Richard Guenther <rguenther@suse.de>
4263 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4264 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4265 * common.opt: Likewise.
4266 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4267 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4268 (nonoverlapping_memrefs_p): Likewise.
4269 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4270 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4271 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4272 OPT_fargument_noalias_global for backward compatibility.
4274 2010-04-07 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/43270
4277 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4278 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4279 * tree-ssa-pre.c (phi_translate_1): Adjust.
4280 (fully_constant_expression): Split out vn_reference handling to ...
4281 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4282 Fold reads from constant strings.
4283 (vn_reference_lookup): Handle fully constant references.
4284 (vn_reference_lookup_pieces): Likewise.
4285 * Makefile.in (expmed.o-warn): Add -Wno-error.
4287 2010-04-07 Martin Jambor <mjambor@suse.cz>
4289 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4291 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4294 * gcc.c: Add -static-libstdc++ to list of recognized options.
4296 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4298 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4300 2010-04-07 Richard Guenther <rguenther@suse.de>
4303 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4304 bases build simple mem attributes to retain points-to information.
4306 2010-04-07 Richard Guenther <rguenther@suse.de>
4309 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4310 preserve points-to related information.
4312 2010-04-07 Richard Guenther <rguenther@suse.de>
4315 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4316 discard plain indirect references.
4317 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4318 * tree.c (tree_nop_conversion): Likewise.
4320 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4323 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4325 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4327 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4328 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4330 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4332 * tree-if-conv.c: Fix indentation and comments.
4334 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4336 * tree-if-conv.c: Sort static functions in topological order.
4338 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4340 * tree-if-conv.c: Fix indentation and comments.
4342 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4345 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4346 lang_hooks.types.type_for_size instead of
4347 build_nonstandard_integer_type.
4348 When converting an unsigned type to signed, double its precision.
4349 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4350 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4351 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4354 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4357 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4358 POINTER_PLUS_EXPR for pointer types.
4360 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4363 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4364 * graphite-clast-to-gimple.c: Include langhooks.h.
4365 (max_signed_precision_type): New.
4366 (max_precision_type): Takes two types as arguments.
4367 (precision_for_value): New.
4368 (precision_for_interval): New.
4369 (gcc_type_for_interval): New.
4370 (gcc_type_for_value): New.
4371 (gcc_type_for_clast_term): New.
4372 (gcc_type_for_clast_red): New.
4373 (gcc_type_for_clast_bin): New.
4374 (gcc_type_for_clast_expr): Split up into several functions.
4375 (gcc_type_for_clast_eq): Rewritten.
4376 (compute_bounds_for_level): New.
4377 (compute_type_for_level_1): New.
4378 (compute_type_for_level): New.
4379 (gcc_type_for_cloog_iv): Removed.
4380 (gcc_type_for_iv_of_clast_loop): Rewritten.
4381 (graphite_create_new_loop): Compute the lower and upper bound types
4382 with gcc_type_for_clast_expr.
4383 (graphite_create_new_loop_guard): Same.
4384 (find_cloog_iv_in_expr): Removed.
4385 (compute_cloog_iv_types_1): Removed.
4386 (compute_cloog_iv_types): Removed.
4387 (gloog): Do not call compute_cloog_iv_types.
4388 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4390 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4391 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4392 (GBB_CLOOG_IV_TYPES): Removed.
4394 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4396 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4397 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4398 (detect_commutative_reduction): Same.
4400 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4402 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4403 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4405 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4406 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4407 (rewrite_commutative_reductions_out_of_ssa): Same.
4408 * passes.c (execute_function_todo): Call verify_ssa for every pass
4409 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4410 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4411 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4412 with an extra argument.
4413 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4414 verify_ssa only when the extra argument is true.
4415 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4416 with an extra argument.
4417 (tree_transform_and_unroll_loop): Same.
4419 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4421 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4422 for all the passes of the LNO having LOOP_CLOSED_SSA.
4423 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4424 * tree-loop-distribution.c (pass_loop_distribution): Same.
4425 * tree-pass.h (TODO_verify_loops): Removed.
4426 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4428 (pass_tree_unswitch): Same.
4429 (pass_predcom): Same.
4430 (pass_vectorize): Same.
4431 (pass_linear_transform): Same.
4432 (pass_graphite_transforms): Same.
4433 (pass_iv_canon): Same.
4434 (pass_complete_unroll): Same.
4435 (pass_complete_unrolli): Same.
4436 (pass_parallelize_loops): Same.
4437 (pass_loop_prefetch): Same.
4438 (pass_iv_optimize): Same.
4440 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4443 * passes.c (init_optimization_passes): Move pass_lim before
4444 pass_copy_prop and pass_dce_loop.
4446 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4449 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4450 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4451 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4452 MULTI_* defines for 4 argument vpermil2p* builtins.
4454 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4456 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4457 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4458 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4459 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4460 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4461 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4462 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4463 Use x86_maybe_negate_const_int to output insn mnemonic.
4464 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4465 check from instruction predicate. Update comments.
4466 * config/i386/sync.md (sync_add<mode>): Use
4467 x86_maybe_negate_const_int to output insn mnemonic.
4469 2010-04-06 Jan Hubicka <jh@suse.cz>
4471 PR tree-optimization/42906
4472 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4473 IGNORE_SELF argument. Set visited_control_parents for fully
4475 (find_obviously_necessary_stmts): Update call of
4476 mark_control_dependent_edges_necessary.
4477 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4479 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/i386.md: Remove comment about 'e' and 'E'
4484 2010-04-06 Richard Guenther <rguenther@suse.de>
4486 PR tree-optimization/43627
4487 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4488 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4491 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4493 * BASE-VER: Change to 4.6.0.
4496 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4499 2010-04-06 Richard Guenther <rguenther@suse.de>
4502 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4504 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4506 * doc/invoke.texi (Optimize Options): Document that LTO
4507 won't remove object access purely due to incompatible
4510 2010-04-04 Matthias Klose <doko@ubuntu.com>
4512 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4513 Initialize variable.
4515 2010-04-03 Richard Guenther <rguenther@suse.de>
4518 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4519 require a non-NULL MEM_OFFSET.
4521 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4523 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4524 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4525 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4526 config/alpha/predicates.md, config/arm/arm.md,
4527 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4528 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4529 config/darwin9.h, config/darwin.c, config/darwin.h,
4530 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4531 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4532 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4533 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4534 config/mips/mips.md, config/mn10300/mn10300.c,
4535 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4536 config/rs6000/aix.h, config/rs6000/dfp.md,
4537 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4538 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4539 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4540 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4541 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4542 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4543 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4544 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4545 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4546 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4547 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4548 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4549 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4550 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4551 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4552 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4553 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4554 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4555 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4556 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4557 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4558 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4559 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4560 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4561 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4562 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4563 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4564 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4565 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4566 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4567 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4568 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4569 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4570 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4571 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4572 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4574 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4577 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4578 * aclocal.m4: Regenerate.
4580 2010-04-02 Richard Guenther <rguenther@suse.de>
4582 PR tree-optimization/43629
4583 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4584 if we have seen a constant value.
4586 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4588 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4590 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4593 * arm.c (legitimize_tls_address): Adjust call to
4594 gen_tls_load_dot_plus_four.
4595 (arm_note_pic_base): New function.
4596 (arm_cannot_copy_insn_p): Use it.
4597 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4600 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4605 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4607 * Makefile.in ($(out_object_file)): Depend on
4608 gt-$(basename $(notdir $(out_file))).h.
4610 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4612 * config.gcc (lm32-*-rtems*): Add t-lm32.
4614 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4616 * config.gcc: Add lm32-*-rtems*.
4617 * config/lm32/rtems.h: New file.
4619 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4622 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4624 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4626 * dwarf2out.c (output_compilation_unit_header): For
4627 -gdwarf-4 use version 4 instead of version 3.
4628 (output_line_info): For version 4 and above emit additional
4629 maximum ops per insn header field.
4630 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4632 * dwarf2out.c (is_c_family, is_java): Remove.
4633 (lower_bound_default): New function.
4634 (add_bound_info, gen_descr_array_type_die): Use it.
4636 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4639 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4640 re-declaration when it happens in a function.
4642 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4644 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4645 (cgraph_remove_function_insertion_hook): Same.
4646 (cgraph_call_function_insertion_hooks): Same.
4648 2010-04-01 Richard Guenther <rguenther@suse.de>
4651 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4652 and TREE_THIS_VOLATILE.
4653 (copy_ref_info): Likewise.
4654 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4655 * tree.c (build6_stat): Ignore side-effects of all but arg5
4656 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4659 2010-04-01 Richard Guenther <rguenther@suse.de>
4661 PR tree-optimization/43607
4662 * ipa-type-escape.c (check_call): Do not access non-existing
4665 2010-04-01 Richard Guenther <rguenther@suse.de>
4669 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4670 Jack Howarth <howarth@bromo.med.uc.edu>
4672 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4675 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4677 * doc/install.texi (Prerequisites): Document libelf usability on
4678 IRIX 5/6 and Solaris 2.
4679 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4680 Update GNU as, GNU ld requirements.
4681 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4682 Document Sun Studio compiler download.
4683 Update and simplify as, ld recommendations.
4684 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4686 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4688 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4689 with_tune_32 to pentium4.
4691 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4693 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4695 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4697 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4698 obsoletion, removal.
4700 Document GNU as requirement.
4701 Update configure requirements.
4702 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4703 Recomment IRIX 6.5.18+.
4704 Document IDF/IDL requirement.
4705 Document GNU as requirement.
4706 Document GNU ld bootstrap failure.
4707 Remove freeware.sgi.com reference.
4709 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4711 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4712 UNIX V4.0, V5.0 obsoletion, removal.
4713 Remove --with-gc=simple reference.
4714 Update VM requirements during bootstrap.
4715 Remove -oldas bootstrap description.
4716 Update binutils reference.
4717 Remove comparison failure note.
4719 2010-03-31 Richard Guenther <rguenther@suse.de>
4720 Zdenek Dvorak <ook@ucw.cz>
4721 Sebastian Pop <sebastian.pop@amd.com>
4724 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4725 with multiple arguments.
4726 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4728 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4730 * graphite-dependences.c (print_pddr): Call print_pdr with an
4732 * graphite-poly.c (debug_pdr): Add an extra argument for the
4735 (print_pbb_domain): Same.
4737 (print_scop_context): Same.
4739 (print_cloog): Same.
4740 (debug_pbb_domain): Same.
4744 (debug_scop_context): Same.
4746 (debug_cloog): Same.
4747 (print_scop_params): Same.
4748 (debug_scop_params): Same.
4749 (print_iteration_domain): Same.
4750 (print_iteration_domains): Same.
4751 (debug_iteration_domain): Same.
4752 (debug_iteration_domains): Same.
4753 (print_scattering_function): Same.
4754 (print_scattering_functions): Same.
4755 (debug_scattering_function): Same.
4756 (debug_scattering_functions): Same.
4757 * graphite-poly.h (debug_pdr): Update declaration.
4759 (print_pbb_domain): Same.
4761 (print_scop_context): Same.
4763 (print_cloog): Same.
4764 (debug_pbb_domain): Same.
4768 (debug_scop_context): Same.
4770 (debug_cloog): Same.
4771 (print_scop_params): Same.
4772 (debug_scop_params): Same.
4773 (print_iteration_domain): Same.
4774 (print_iteration_domains): Same.
4775 (debug_iteration_domain): Same.
4776 (debug_iteration_domains): Same.
4777 (print_scattering_function): Same.
4778 (print_scattering_functions): Same.
4779 (debug_scattering_function): Same.
4780 (debug_scattering_functions): Same.
4782 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4784 * graphite-poly.c (print_scattering_function_1): New.
4785 (print_scattering_function): Call it.
4786 (print_scop_params): Remove spaces at the end of lines.
4789 * graphite-poly.h (print_cloog): Declared.
4790 (debug_cloog): Declared.
4792 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4794 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4796 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4797 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4798 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4799 to switch between adding the IV bump in loop->latch or in loop->header.
4801 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4803 * graphite-poly.c (print_scattering_function): Pretty print following
4806 (print_pbb_domain): Same.
4807 (dump_gbb_cases): Same.
4808 (dump_gbb_conditions): Same.
4811 (print_scop_params): Same.
4812 (print_scop_context): Same.
4814 (print_pbb_body): New.
4815 (lst_indent_to): New.
4816 (print_lst): Start new lines with a #.
4817 * graphite-poly.h (pbb_bb): New.
4818 (pbb_index): Use pbb_bb.
4819 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4821 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4823 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4825 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4826 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4827 and 0 instead of 1 for dw_val_class_flag.
4828 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4829 dw_val_class_range_list, dw_val_class_loc_list,
4830 dw_val_class_lineptr and dw_val_class_macptr, use
4831 DW_FORM_flag_present for dw_val_class_flag and
4832 DW_FORM_exprloc for dw_val_class_loc.
4833 (output_die): For -gdwarf-4 print dw_val_class_loc
4834 size as uleb128 instead of 1 or 2 bytes and don't print
4835 anything for dw_val_class_flag.
4837 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4838 instead of cselib_lookup following by tweaking locs->setting_insn.
4841 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4842 even before returning from label, setjmp call or volatile asm
4845 2010-03-31 Richard Guenther <rguenther@suse.de>
4848 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4849 temporary data on stack.
4851 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4853 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4854 (PUSHSECTION_ASM_OP): Remove.
4855 (POPSECTION_ASM_OP): Remove.
4856 (PUSHSECTION_FORMAT): Remove.
4857 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4858 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4859 * config/sol2.c (solaris_output_init_fini): Use it.
4861 2010-03-31 Jie Zhang <jie@codesourcery.com>
4864 * opt-functions.awk (var_type_struct): Use signed char type
4865 for simple variables.
4867 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4869 * config/sol2.c: Include output.h.
4870 (solaris_assemble_visibility): New function.
4871 * config/t-sol2 (sol2.o): Add output.h dependency.
4872 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4873 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4876 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4879 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4880 V2SImode or XFmode on PRE_DEC.
4883 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4886 2010-03-31 Jie Zhang <jie@codesourcery.com>
4889 * reload.h (caller_save_initialized_p): Declare.
4890 * toplev.c (backend_init_target): Don't call
4891 init_caller_save but set caller_save_initialized_p to false.
4892 * caller-save.c (caller_save_initialized_p): Define.
4893 (init_caller_save): Check caller_save_initialized_p.
4894 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4896 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4899 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4900 and soft-fp/t-softfp to tmake_file.
4901 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4902 (LIBGCC2_TF_CEXT): Define.
4905 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4908 * cselib.c (n_useless_values): Document handling of debug locs.
4909 (n_useless_debug_values, n_debug_values): New variables.
4910 (new_elt_loc_list): Don't add to debug values, keep count.
4911 (promote_debug_loc): New.
4912 (cselib_reset_table): Zero new variables.
4913 (entry_and_rtx_equal_p): Promote debug locs.
4914 (discard_useless_locs): Increment n_useless_debug_values for
4916 (remove_useless_values): Adjust n_useless_values and n_debug_values
4917 with n_useless_debug_values.
4918 (add_mem_for_addr): Promote debug locs.
4919 (cselib_lookup_mem): Likewise.
4920 (cselib_lookup_addr): Renamed to...
4921 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4922 (cselib_log_lookup): ... this. Turn into...
4923 (cselib_lookup_addr): ... new wrapper.
4924 (cselib_lookup_from_insn): New.
4925 (cselib_invalidate_regno): Increment n_useless_debug_values for
4927 (cselib_invalidate_mem): Likewise.
4928 (cselib_process_insn): Take n_deleted and n_debug_values into
4929 account to guard remove_useless_value call.
4930 (cselib_finish): Zero n_useless_debug_values.
4931 * cselib.h (cselib_lookup_from_insn): Declare.
4932 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4933 (sched_analyze_2): Likewise.
4935 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4937 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4939 (adjust_mems): Replace narrowing SUBREG of expression containing
4940 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4941 with operations in the narrower mode.
4944 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4945 regs_invalidated_by_call instead all call_used_reg_set registers.
4947 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4950 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4951 pointer comparisons with types_compatible_p.
4952 * tree-vect-stmts.c (vectorizable_call): Same.
4953 (vectorizable_condition): Same.
4955 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4957 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4958 stack check if the mask would be zero.
4960 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4961 Jack Howarth <howarth@bromo.med.uc.edu>
4963 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4966 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4969 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4971 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4972 Include ___unordxf2 and ___unordtf2.
4973 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4976 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4978 * config/lm32/t-lm32: New file.
4979 * config.gcc: Use the above file when targetting lm32.
4981 2010-03-28 Duncan Sands <baldrick@free.fr>
4983 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4985 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4988 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4989 Improve vectorization cost model diagnostic.
4991 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4994 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4995 compute_data_dependences_for_loop returns false, early exit
4996 and output an extra diagnostic for the failed data reference
4999 2010-03-29 Richard Guenther <rguenther@suse.de>
5001 PR tree-optimization/43560
5002 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5003 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5005 2010-03-29 Jie Zhang <jie@codesourcery.com>
5008 * toplev.c (process_options): Set optimization_default_node
5009 and optimization_current_node.
5010 * opts.c (decode_options): Don't set optimization_default_node
5011 and optimization_current_node.
5013 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5015 * config/rtems.h: Abandon -qrtems_debug.
5017 2010-03-28 Jan Hubicka <jh@suse.cz>
5019 PR tree-optimization/43505
5020 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5021 map should not be copied.
5023 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5026 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5027 cdtors, set DECL_PRESERVE_P.
5028 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5031 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5033 PR tree-optimization/43528
5034 * stor-layout.c (place_field): Check that constant fits into
5035 unsigned HWI when skipping calculation of MS bitfield layout.
5037 2010-03-27 Jan Hubicka <jh@suse.cz>
5040 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5041 notice_global_symbol work.
5043 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5045 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5046 instead of dwarf2out_decl.
5047 (struct var_loc_node): Remove section_label field.
5048 (dwarf2out_function_decl): New function.
5049 (dwarf2out_var_location): Don't set section_label field.
5050 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5052 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5054 PR tree-optimization/43544
5055 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5056 First argument for builtin vectorized function hook is now a
5057 tree to be able to distinguish between machine specific and
5059 * targhooks.c (default_builtin_vectorized_function): Ditto.
5060 * targhooks.h (default_builtin_vectorized_function): Ditto.
5061 * target.h (struct gcc_target): Ditto.
5062 * tree-vect-stmts.c (vectorizable_function): Ditto.
5063 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5064 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5067 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5070 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5071 nested binding iff it is a FUNCTION_DECL.
5072 (store_parm_decls_newstyle): Pass nested=true to bind for
5073 FUNCTION_DECLs amongst parameters.
5075 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5077 * var-tracking.c (vt_expand_loc_callback): Don't run
5078 cselib_expand_value_rtx_cb in dummy mode if
5079 cselib_dummy_expand_value_rtx_cb returned false.
5081 * var-tracking.c (emit_note_insn_var_location): For one part
5082 notes with offset 0, don't add EXPR_LIST around the location.
5083 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5084 add_location_or_const_value_attribute): Adjust for that change.
5087 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5088 into first operand and location into second.
5089 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5090 dw_cfi_oprnd_loc for DW_CFA_expression.
5091 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5092 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5093 assume first argument is regnum and second argument is location.
5095 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5098 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5099 of scratch register to DImode. Split to DImode comparison operator.
5100 Use SImode subreg of scratch register in the multiplication.
5101 (*cmp_sadd_sidi): Ditto.
5102 (*cmp_ssub_si): Ditto.
5103 (*cmp_ssub_sidi): Ditto.
5105 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5109 Remove invalid assert and wrong comment.
5111 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5114 * flags.h (final_insns_dump_p): New extern.
5115 * final.c (final_insns_dump_p): New variable.
5116 (rest_of_clean_state): Set it before -fdump-final-insns=
5117 dumping, clear afterwards.
5118 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5119 MEM_ALIAS_SET on MEMs.
5121 2010-03-26 David S. Miller <davem@davemloft.net>
5123 * configure.ac: Fix sparc GOTDATA_OP bug check.
5124 * configure: Rebuild.
5126 2010-03-26 Alan Modra <amodra@gmail.com>
5128 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5130 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5132 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5133 TLS_SECTION_ASM_FLAG.
5135 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5138 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5139 Clear first_function_block_is_cold.
5142 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5143 argument if the argument is truth_value_p.
5145 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5147 * config/rs6000/constraints.md: Update copyright year for my changes.
5150 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5151 used in reg+reg addressing, swap registers.
5153 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5156 * target.h (struct gcc_target): Add code_end hook.
5157 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5159 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5160 * toplev.c (compile_file): Call targetm.asm_out.code_end
5161 hook before unwind info/debug info output.
5162 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5163 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5164 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5165 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5166 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5167 * config/i386/i386.c (ix86_file_end): Renamed to...
5168 (ix86_code_end): ... this. Make static. Don't call
5169 file_end_indicate_exec_stack. Emit unwind info using
5170 final_start_function/final_end_function.
5171 (darwin_x86_file_end): Remove.
5172 (TARGET_ASM_CODE_END): Define.
5173 * config/i386/i386.h (TARGET_ASM_FILE_END,
5174 NEED_INDICATE_EXEC_STACK): Don't define.
5175 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5176 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5177 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5178 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5181 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5182 at the beginning and final_end_function at the end.
5183 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5185 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5187 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5188 and Sun as TLS syntax.
5189 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5190 * configure: Regenerate.
5191 * config.in: Regenerate.
5192 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5193 (default_elf_asm_named_section): Use it.
5194 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5195 (i386_output_dwarf_dtprel): Likewise.
5196 (output_addr_const_extra): Likewise.
5197 (output_pic_addr_const): Lowercase @GOTTPOFF.
5198 (output_addr_const_extra): Likewise.
5199 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5200 (output_addr_const_extra): Likewise.
5201 (output_pic_addr_const): Lowercase @INDNTPOFF.
5202 (output_addr_const_extra): Likewise.
5203 (output_pic_addr_const): Lowercase @NTPOFF.
5204 (output_addr_const_extra): Likewise.
5205 (output_pic_addr_const): Lowercase @TPOFF.
5206 (output_addr_const_extra): Likewise.
5207 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5208 (*tls_global_dynamic_64): Likewise.
5209 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5210 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5212 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5213 (ASM_OUTPUT_TLS_COMMON): Use it.
5214 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5217 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5218 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5219 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5220 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5221 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5222 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5224 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5226 * config/i386/i386.c (override_options): Don't accept
5227 -mtls-dialect=sun any longer.
5228 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5229 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5230 (*tls_local_dynamic_base_32_sun): Likewise.
5231 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5233 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5236 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5237 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5240 * ira.c (adjust_cleared_regs): New function.
5241 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5245 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5247 * expr.c (expand_expr_real): Restore previous
5248 curr_insn_source_location and curr_insn_block after
5249 expand_expr_real_1 call.
5250 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5251 instead of expand_expr_real_1.
5253 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5255 PR rtl-optimization/43413
5256 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5259 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5262 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5263 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5265 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5267 * config/i386/i386.c (ix86_target_string): Add -mfma.
5268 Fix a typo in comment.
5270 2010-03-22 Mike Stump <mikestump@comcast.net>
5273 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5274 Don't overly align based upon packed packed fields.
5276 2010-03-22 Jason Merrill <jason@redhat.com>
5278 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5279 Use () rather than [], and move before the element type.
5281 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5283 * doc/configfiles.texi (Configuration Files): Removed
5284 fixinc/Makefile*, intl/Makefile.*.
5285 * doc/makefile.texi: Fixed markup. Abstract from version
5286 control system used.
5287 (Makefile): Removed obsolete gcc/java/parse.y example.
5288 * doc/sourcebuild.texi: Likewise.
5289 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5290 libgomp, libssp. Removed fastjar.
5291 (Miscellaneous Docs): Clarify location.
5292 Added COPYING3, COPYING3.LIB.
5293 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5295 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5298 * config/i386/i386.c (x86_function_profiler)
5299 [!NO_PROFILE_COUNTERS]: Fix typo.
5300 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5303 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5304 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5306 * doc/sourcebuild.texi (Test Directives): Split into six
5307 subsections, with most of the current text in new subsections
5308 Directives, Selectors, and Final Actions.
5309 (Directives): Split list of test directives into multiple
5311 (Selectors): Describe use and syntax of selectors.
5312 (Effective-Target Keywords): Describe all existing keywords.
5313 (Add Options): Describe features for dg-add-options.
5314 (Require Support): Describe variants of dg-require-support.
5315 (Final Actions): Describe commands to use in dg-final.
5317 2010-03-22 Michael Matz <matz@suse.de>
5320 * recog.c (validate_replace_rtx_group): Replace also in
5321 REG_EQUAL and REG_EQUIV notes.
5323 2010-03-22 Richard Guenther <rguenther@suse.de>
5325 PR tree-optimization/43390
5326 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5327 sure vector extracts are type correct.
5329 2010-03-22 Richard Guenther <rguenther@suse.de>
5332 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5333 x * sqrt (x) even when optimizing for size if the target
5334 has native support for sqrt.
5336 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5338 * varasm.c (make_decl_rtl_for_debug): Also clear
5339 flag_mudflap for the duration of make_decl_rtl call.
5342 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5343 locs from preserved VALUEs.
5345 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5348 * pa.md (movmemsi): Set align to one if zero.
5349 (movmemdi): Likewise.
5351 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5354 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5355 with their corresponding prologue pushes.
5357 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5360 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5361 at the begining or end.
5362 (spu_expand_epilogue): Likewise.
5364 2010-03-20 Richard Guenther <rguenther@suse.de>
5366 PR rtl-optimization/43438
5367 * combine.c (make_extraction): Properly zero-/sign-extend an
5368 extraction of the low part of a CONST_INT. Also handle
5371 2010-03-19 Mike Stump <mikestump@comcast.net>
5373 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5374 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5375 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5377 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5380 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5383 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5385 PR rtl-optimization/42258
5386 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5387 use that may match DEF.
5390 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5391 the cost of loading the constant rather than assuming
5393 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5394 outer code is AND, do the same tests as the andsi3 expander and
5395 return COSTS_N_INSNS (1) if and is cheap.
5397 * optabs.c (avoid_expensive_constant): Fix formatting.
5399 2010-03-19 Michael Matz <matz@suse.de>
5402 * attribs.c (decl_attributes): When rebuilding a function pointer
5403 type use the same qualifiers as the original pointer type.
5405 2010-03-19 Martin Jambor <mjambor@suse.cz>
5407 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5408 and is_gimple_ip_invariant_address.
5410 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5413 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5415 * config/arm/arm.c (arm_override_options): Turn off
5416 flag_dwarf2_cfi_asm for AAPCS variants.
5418 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5421 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5422 Use PRE_MODIFY instead of PRE_DEC.
5423 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5424 (vfp_emit_fstmd): Likewise.
5426 2010-03-19 Michael Matz <matz@suse.de>
5429 * builtins.c (expand_builtin_interclass_mathfn,
5430 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5433 2010-03-19 Richard Guenther <rguenther@suse.de>
5435 PR tree-optimization/43415
5436 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5437 (phi_translate_1): ... this.
5438 (phi_translate): Move all caching here. Cache all NARY
5439 and REFERENCE translations.
5441 2010-03-19 David S. Miller <davem@davemloft.net>
5443 With help from Eric Botcazou.
5444 * config/sparc/sparc.c: Include dwarf2out.h.
5445 (emit_pic_helper): Delete.
5446 (pic_helper_symbol_name): Delete.
5447 (pic_helper_emitted_p): Delete.
5448 (pic_helper_needed): New.
5449 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5450 (get_pc_thunk_name): New.
5451 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5452 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5453 Set pic_helper_needed to true. Don't call emit_pic_helper.
5454 (sparc_expand_prologue): Update load_pic_register call.
5455 (sparc_output_mi_thunk): Likewise.
5456 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5457 thunk if possible. Output CFI information as needed.
5459 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5460 Jack Howarth <howarth@bromo.med.uc.edu>
5463 * config/i386/i386.h: Fix ABI on darwin x86-32.
5465 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5467 * tree.h: Declare make_decl_rtl_for_debug.
5468 * varasm.c (make_decl_rtl_for_debug): New.
5469 * dwarf2out.c (rtl_for_decl_location): Call it.
5470 * cfgexpand.c (expand_debug_expr): Call it.
5472 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5475 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5479 * var-tracking.c (vt_init_cfa_base): Do nothing if
5480 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5482 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5485 * var-tracking.c (canonicalize_vars_star): New.
5486 (dataflow_post_merge_adjust): Use it.
5488 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5491 * var-tracking.c (non_suitable_const): New function.
5492 (add_uses): For DEBUG_INSNs with constants, don't record any
5493 value, instead just the constant value itself.
5494 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5495 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5496 (emit_notes_in_bb): Likewise.
5497 (emit_note_insn_var_location): For onepart variables if
5498 cur_loc is a VOIDmode constant, use DECL_MODE.
5500 2010-03-18 Martin Jambor <mjambor@suse.cz>
5503 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5504 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5505 all non-clones. Moved call redirection...
5506 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5507 (cgraph_materialize_all_clones): Dispose of all
5508 combined_args_to_skip bitmaps.
5509 (verify_cgraph_node): Do not check for edges pointing to wrong
5510 nodes in inline clones.
5511 * tree-inline.c (copy_bb): Call
5512 cgraph_redirect_edge_call_stmt_to_callee.
5513 * ipa.c (cgraph_remove_unreachable_nodes): Call
5514 cgraph_node_remove_callees even when there are used clones.
5516 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5518 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5520 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5523 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5526 2010-03-18 Michael Matz <matz@suse.de>
5529 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5530 into sqrt(x) if we need to preserve signed zeros.
5532 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5533 Eric Botcazou <ebotcazou@adacore.com>
5535 PR rtl-optimization/43360
5536 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5537 note if we don't know its invariant status.
5539 2010-03-18 Michael Matz <matz@suse.de>
5541 PR tree-optimization/43402
5542 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5543 PHI chains of ssa names registered for update.
5545 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5548 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5549 non-offsettable and pre_modify update addressing.
5550 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5551 and "2" alternatives "#".
5552 (*movdd_softfloat32): Make all alternatives "#";
5553 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5554 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5555 (*movdf_softfloat32): Make all alternatives "#";
5556 (movdi): Use the new DIFD mode iterator to create a common splitter
5557 for movdi, movdf and movdd patterns.
5559 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5561 * common.opt (dumpdir): Remove redundant tab.
5563 2010-03-17 Martin Jambor <mjambor@suse.cz>
5565 PR tree-optimization/43347
5566 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5567 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5569 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5571 PR rtl-optimization/42216
5572 * regrename.c (create_new_chain): New function, broken out from...
5573 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5574 appending a use to an empty chain.
5575 (build_def_use): Remove previous changes that convert OP_INOUT to
5576 OP_OUT operands; instead detect the case where an OP_INOUT operand
5577 uses a previously untracked register and create an empty chain for it.
5579 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5581 * doc/extend.texi (Function Attributes): Rewrite unfinished
5582 sentence in ms_abi documentation.
5584 2010-03-17 Alan Modra <amodra@gmail.com>
5586 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5587 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5588 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5589 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5591 2010-03-16 Richard Henderson <rth@redhat.com>
5594 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5595 (lower_try_finally): Save and restore eh_seq around the expansion
5598 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5600 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5601 statements before splitting block.
5603 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5605 * doc/sourcebuild.texi (Testsuites): Fix markup.
5606 Use pathnames relative to gcc/testsuite.
5607 (Test Directives): Move description of how timeout is determined.
5608 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5609 (C Tests): Correct gcc.misc-tests directory.
5610 Framework tests now live in gcc.test-framework.
5612 2010-03-16 Richard Guenther <rguenther@suse.de>
5615 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5616 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5618 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5619 Alexandre Oliva <aoliva@redhat.com>
5621 PR tree-optimization/42917
5622 * lambda-code.c (remove_iv): Skip debug statements.
5623 (lambda_loopnest_to_gcc_loopnest): Likewise.
5624 (not_interesting_stmt): Debug statements are not interesting.
5626 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5630 * cselib.c (cselib_preserve_constants,
5631 cfa_base_preserved_val): New static variables.
5632 (preserve_only_constants): New function.
5633 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5634 clear its REG_VALUES. If cselib_preserve_constants, don't
5635 empty the whole hash table, but preserve there VALUEs with constants,
5636 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5637 (cselib_preserve_cfa_base_value): New function.
5638 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5639 (cselib_init): Change argument to int bitfield. Set
5640 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5642 (cselib_finish): Clear cselib_preserve_constants and
5643 cfa_base_preserved_val.
5644 * cselib.h (enum cselib_record_what): New enum.
5645 (cselib_init): Change argument to int.
5646 (cselib_preserve_cfa_base_value): New prototype.
5647 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5648 * dse.c (dse_step1): Likewise.
5649 * cfgcleanup.c (thread_jump): Likewise.
5650 * sched-deps.c (sched_analyze): Likewise.
5651 * gcse.c (local_cprop_pass): Likewise.
5652 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5653 If FN is non-NULL, call the callback always and whenever it returns
5654 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5655 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5656 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5657 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5658 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5659 * var-tracking.c: Include recog.h.
5660 (bb_stack_adjust_offset): Remove.
5661 (vt_stack_adjustments): Don't call it, instead just gather the
5662 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5663 (adjust_stack_reference): Remove.
5664 (compute_cfa_pointer): New function.
5665 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5666 (struct adjust_mem_data): New type.
5667 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5669 (get_address_mode): New function.
5670 (replace_expr_with_values): Use it.
5671 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5672 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5673 (adjust_sets): Remove.
5674 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5675 Use get_address_mode.
5676 (get_adjusted_src): Remove.
5677 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5678 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5679 (add_with_sets): Don't call adjust_sets.
5680 (fp_setter, vt_init_cfa_base): New functions.
5681 (vt_initialize): Change return type to bool. Move most of pool etc.
5682 initialization to the beginning of the function from end. Pass
5683 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5684 If !frame_pointer_needed, call vt_stack_adjustment before mos
5685 vector is filled, call vt_init_cfa_base if argp/framep has been
5686 eliminated to sp. If frame_pointer_needed and argp/framep has
5687 been eliminated to hard frame pointer, set
5688 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5689 encountering fp setter in the prologue. For MO_ADJUST, call
5690 log_op_type before pusing the op into mos vector, not afterwards.
5691 Call adjust_insn before cselib_process_insn/add_with_sets,
5692 call cancel_changes (0) afterwards.
5693 (variable_tracking_main_1): Adjust for vt_initialize calling
5694 vt_stack_adjustments and returning whether it succeeded or not.
5696 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5698 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5701 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5703 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5705 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5706 drap_reg has not been set.
5708 2010-03-15 Michael Matz <matz@suse.de>
5711 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5712 use it to expand block copies.
5713 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5714 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5715 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5717 2010-03-15 Richard Guenther <rguenther@suse.de>
5719 PR tree-optimization/43367
5720 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5723 2010-03-15 Richard Guenther <rguenther@suse.de>
5725 PR tree-optimization/43317
5726 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5728 2010-03-15 Martin Jambor <mjambor@suse.cz>
5730 PR tree-optimization/43141
5731 * tree-sra.c (create_abstract_origin): New function.
5732 (modify_function): Call create_abstract_origin.
5734 2010-03-15 Chris Demetriou <cgd@google.com>
5736 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5739 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5742 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5743 call insert_out_of_ssa_copy for default definitions.
5745 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5747 * graphite-clast-to-gimple.c (my_long_long): Defined.
5748 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5749 * graphite-sese-to-poly.c (my_long_long): Defined.
5750 (scop_ivs_can_be_represented): Use it.
5752 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5754 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5755 graphite-max-bbs-per-function, and loop-block-tile-size.
5756 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5758 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5760 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5762 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5763 forward declaration.
5764 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5765 (add_upper_bounds_from_estimated_nit): New.
5766 (build_loop_iteration_domains): Use it.
5768 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5770 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5772 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5775 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5776 should be an INTEGER_CST. Also handle CASE_CONVERT.
5778 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5780 * graphite.c (graphite_initialize): To bound the number of bbs per
5781 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5782 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5783 * doc/invoke.texi: Document it.
5785 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5787 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5788 * graphite-sese-to-poly.h (build_poly_scop): Same.
5790 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5792 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5793 the number of parameters in the scop. Use as an upper bound
5794 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5795 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5796 * doc/invoke.texi: Document it.
5798 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5800 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5801 * doc/c-tree.texi: Remove.
5802 * doc/generic.texi: Merge c-tree.texi here.
5803 * doc/gccint.texi (Trees): Remove menu entry.
5804 (c-tree.texi): Remove @include.
5805 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5806 * doc/languages.texi (Reading RTL): Ditto.
5808 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5811 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5813 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5816 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5817 code added to work around reload clobbering CONST insns.
5819 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5821 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5822 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5823 (cselib_preserve_only_values): Remove retain argument, don't
5824 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5825 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5826 * var-tracking.c (micro_operation): Move insn field before union.
5827 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5828 (struct variable_tracking_info_def): Remove n_mos field, change
5829 mos into a vector of micro_operations.
5830 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5831 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5832 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5833 changing into a vector.
5834 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5835 come before all other uops generated by add_stores.
5836 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5838 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5839 a vector. Run just one pass over the bbs instead of separate counting
5840 and computation phase.
5841 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5844 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5845 into *nonlocalized_list vector.
5846 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5847 even if origin is non-NULL.
5848 (gen_variable_die): Likewise.
5849 (process_scope_var): Don't change origin.
5850 (gen_decl_die): Likewise.
5851 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5852 before adding new edges instead of after it, fix moving over
5855 2010-03-11 David S. Miller <davem@davemloft.net>
5857 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5859 * configure: Rebuild.
5861 2010-03-11 Martin Jambor <mjambor@suse.cz>
5863 PR tree-optimization/43257
5864 * tree.c (assign_assembler_name_if_neeeded): New function.
5865 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5867 * tree.h (assign_assembler_name_if_neeeded): Declare.
5868 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5869 the function if needed.
5871 2010-03-11 Chris Demetriou <cgd@google.com>
5873 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5874 include/stdint-gcc.h, and include/stdint.h world-readable.
5876 2010-03-11 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/43255
5879 * tree-vrp.c (process_assert_insertions_for): Do not insert
5880 asserts for trivial conditions.
5882 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5884 PR tree-optimization/43280
5885 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5886 generation. Move calculation of size out of the if branch.
5887 (find_bswap): Modify compare number generation.
5889 2010-03-11 Richard Guenther <rguenther@suse.de>
5892 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5893 (input_gimple_stmt): Fixup handled component types during
5894 operand read. Also fix up decls in ADDR_EXPRs.
5896 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5898 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5899 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5901 2010-03-10 Jan Hubicka <jh@suse.cz>
5904 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5905 * varasm.c (get_variable_section): Don't do that here...
5906 (make_decl_rtl): ... and here.
5907 (do_assemble_alias): Produce decl RTL.
5908 (assemble_alias): Likewise.
5910 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5913 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5914 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5916 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5917 (based_loc_descr): Only express drap or vdrap regno based expressions
5918 using DW_OP_fbreg when not optimizing.
5919 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5920 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5921 REG_CFA_SET_VDRAP note.
5923 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5925 PR tree-optimization/43236
5926 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5927 error in calculation of base address in reverse iteration case.
5928 (generate_builtin): Take number of latch executions if the statement
5931 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5934 * tree-eh.c: Include pointer-set.h.
5935 (lower_eh_dispatch): Filter out duplicate case labels and
5936 remove the unneeded edge when the label is unused. Return
5937 true when some edges are removed.
5938 (execute_lower_eh_dispatch): When any lowering resulted in
5939 removing an edge, also delete unreachable blocks.
5941 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5944 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5945 UNSPEC_MACHOPIC_OFFSET.
5947 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5950 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5951 (m68k_delegitimize_address): New function.
5953 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5956 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5959 * var-tracking.c (adjust_sets): New function.
5960 (count_with_sets, add_with_sets): Use it.
5961 (get_adjusted_src): New inline function.
5962 (add_stores): Use it.
5965 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5966 call cselib_dummy_expand_value_rtx_cb instead of
5967 cselib_expand_value_rtx_cb.
5970 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5971 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5972 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5973 and .cfi_endproc around the pic thunks.
5974 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5975 all queued unwind info register saves are saved before the call.
5976 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5977 considered as sp-=4 for unwind info and the pop as sp+=4 which
5978 also clobbers dest, but doesn't actually restore it.
5981 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5982 RTX_FRAME_RELATED_P.
5984 2010-03-09 Jie Zhang <jie@codesourcery.com>
5986 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5987 whitespaces in output template.
5989 2010-03-09 Jie Zhang <jie@codesourcery.com>
5991 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5994 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5996 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5997 builtins.exp in a separate job.
5999 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6001 * graphite-sese-to-poly.c (add_param_constraints): Use
6002 lower_bound_in_type and upper_bound_in_type.
6004 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6006 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6007 instead of unsigned_type_node.
6009 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6010 Reza Yazdani <reza.yazdani@amd.com>
6013 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6014 on pointer type parameters.
6016 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6020 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6021 handle conversions from pointer to integers.
6022 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6023 induction variable, to be able to work with code generated by CLooG.
6024 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6025 (build_poly_scop): Bail out if we cannot codegen a loop.
6027 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6029 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6030 code generation with gloog_error.
6032 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6034 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6035 Call fold_convert on all the returned values.
6036 (expand_scalar_variables_expr): Pass to
6037 expand_scalar_variables_ssa_name the type of the resulting expression.
6039 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6041 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6042 ppl_min_for_le_pointset.
6043 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6044 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6046 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6048 * graphite-dependences.c (map_into_dep_poly): Removed.
6049 (dependence_polyhedron_1): Use combine_context_id_scat.
6051 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6053 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6054 (struct poly_bb): Same.
6055 (combine_context_id_scat): New.
6057 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6060 * sese.c (name_defined_in_loop_p): Return false for default
6063 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6065 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6066 and clean up the logic.
6068 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6070 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6073 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6075 * var-tracking.c (remove_cselib_value_chains): Define only for
6077 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6078 delete_slot_part, emit_notes_for_differences_1): Don't call
6079 remove_cselib_value_chains here.
6080 (set_slot_part, emit_notes_for_differences_2): Don't call
6081 add_cselib_value_chains here.
6082 (preserved_values): New vector.
6083 (preserve_value): New function.
6084 (add_uses, add_stores, vt_add_function_parameters): Use it
6085 instead of cselib_preserve_value.
6086 (changed_values_stack): New vector.
6087 (check_changed_vars_0): New function.
6088 (check_changed_vars_1, check_changed_vars_2): Use it.
6089 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6090 changed_values_stack VALUEs.
6091 (vt_emit_notes): For all preserved_values call
6092 add_cselib_value_chains. If ENABLE_CHECKING call
6093 remove_cselib_value_chains before verifying value_chains is empty.
6094 Initialize and free changed_values_stack.
6095 (vt_initialize): Initialize preserved_values.
6096 (vt_finalize): Free preserved_values.
6098 2010-03-08 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/43269
6101 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6104 2010-03-08 Martin Jambor <mjambor@suse.cz>
6106 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6107 (ipa_is_param_called): Removed.
6108 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6109 (ipa_print_node_params): Do not print the called flag.
6110 (ipa_write_node_info): Do not stream the called flag.
6111 (ipa_read_node_info): Likewise.
6113 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6116 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6117 * cselib.c (struct expand_value_data): Add dummy field.
6118 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6120 (cselib_dummy_expand_value_rtx_cb): New function.
6121 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6123 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6124 * var-tracking.c: Include pointer-set.h.
6125 (variable): Change n_var_parts to char from int. Add
6126 cur_loc_changed and in_changed_variables fields.
6127 (variable_canonicalize): Remove.
6128 (shared_var_p): New inline function.
6129 (unshare_variable): Maintain cur_loc_changed and
6130 in_changed_variables fields. If var was in changed_variables,
6131 replace it there with new_var. Just copy cur_loc instead of
6132 resetting it to something else.
6133 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6134 (dataflow_set_union): Don't call variable_canonicalize.
6135 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6136 of their DEBUG_EXPR_TREE_DECLs.
6137 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6138 and in_changed_variables and cur_loc_changed is false.
6139 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6140 and cur_loc_changed. Don't update cur_loc here.
6141 (variable_merge_over_src): Don't call variable_canonicalize.
6142 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6143 removing loc that is equal to cur_loc, clear cur_loc,
6144 set cur_loc_changed and ensure variable_was_changed is called.
6145 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6146 compare pointers in cur_loc check, if it is equal to loc,
6147 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6148 (variable_different_p): Remove compare_current_location argument,
6149 don't compare cur_loc.
6150 (dataflow_set_different_1): Adjust variable_different_p caller.
6151 (variable_was_changed): If dv had some var in changed_variables
6152 already, reset in_changed_variables flag for it and propagate
6153 cur_loc_changed over to the new variable. On empty var
6154 always set cur_loc_changed. Set in_changed_variables on whatever
6155 var is added to changed_variables.
6156 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6157 Use shared_var_p. When removing loc that is equal to cur_loc,
6158 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6159 end, don't set it to something else, just call variable_was_changed.
6160 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6161 loc being removed, clear cur_loc and set cur_loc_changed.
6162 Set cur_loc_changed if all locations have been removed.
6163 (struct expand_loc_callback_data): New type.
6164 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6165 allocated. Always create SUBREGs if simplify_subreg failed.
6166 Prefer to use cur_loc, when that fails and still in
6167 changed_variables (and seen first time) recompute it. Set
6168 cur_loc_changed of variables which had to change cur_loc and
6169 compute elcd->cur_loc_changed if any of the subexpressions used
6170 had to change cur_loc.
6171 (vt_expand_loc): Adjust to pass arguments in
6172 expand_loc_callback_data structure.
6173 (vt_expand_loc_dummy): New function.
6174 (emitted_notes): New variable.
6175 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6176 that weren't used for any other decl in current
6177 emit_notes_for_changes call call vt_expand_loc_dummy to update
6178 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6179 first loc_chain location if NULL before. Always use just
6180 cur_loc instead of first loc_chain location. When cur_loc_changed
6181 is false, when not --enable-checking=rtl just don't emit any note.
6182 When rtl checking, compute the note and assert it is the same
6183 as previous note. Clear cur_loc_changed and in_changed_variables
6184 at the end before removing from changed_variables.
6185 (check_changed_vars_3): New function.
6186 (emit_notes_for_changes): Traverse changed_vars to call
6187 check_changed_vars_3 on each changed var.
6188 (emit_notes_for_differences_1): Clear cur_loc_changed and
6189 in_changed_variables. Recompute cur_loc of new_var.
6190 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6191 (vt_emit_notes): Initialize and destroy emitted_notes.
6193 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6195 PR rtl-optimization/42220
6196 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6197 Use verify_reg_tracked to determine if we should use OP_OUT rather
6199 (build_def_use): If we see an in-out operand for a register that we
6200 know nothing about, treat is an output if possible, fail the block if
6203 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6206 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6209 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6212 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6213 uses of relevant DEFs that are dead outside the loop too.
6215 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6217 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6219 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6221 * var-tracking.c (values_to_unmark): New variable.
6222 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6223 values_to_unmark vector. Moved body to...
6224 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6225 instead queue it into values_to_unmark vector.
6226 (vt_find_locations): Free values_to_unmark vector.
6228 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6230 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6231 (site.exp): Export them when plugins are enabled.
6233 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6236 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6238 (chrec_fold_multiply): Same.
6240 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6243 * c-decl.c (build_compound_literal): Return early if init is
6246 2010-03-04 Martin Jambor <mjambor@suse.cz>
6248 PR tree-optimization/43164
6249 PR tree-optimization/43191
6250 * tree-sra.c (type_consists_of_records_p): Reject records with
6251 zero-size bit-fields at the end.
6253 2010-03-04 Mike Stump <mikestump@comcast.net>
6255 * Makefile.in (TAGS): Remove *.y.
6257 2010-03-04 Richard Guenther <rguenther@suse.de>
6259 PR tree-optimization/40761
6260 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6262 (my_rev_post_order_compute): New function.
6263 (init_pre): Call it.
6265 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6268 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6269 decrease the cost of an IV candidate when the cost is infinite.
6271 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6273 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6274 Use '3DNow!' for the extension of that name, ensure normal space
6276 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6278 2010-03-03 Jeff Law <law@redhat.com>
6280 * PR middle-end/32693
6281 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6282 than gen_rtx_SUBREG.
6283 (extract_bit_field_1): Likewise.
6285 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6287 * doc/sourcebuild.texi (Test directives): Document that arguments
6288 include-opts and exclude-opts are now optional for dg-skip-if,
6289 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6291 2010-03-03 Jason Merrill <jason@redhat.com>
6294 * cgraph.h (varpool_node): Add extra_name field.
6295 * varpool.c (varpool_extra_name_alias): New.
6296 (varpool_assemble_decl): Emit extra name aliases.
6297 (varpool_mark_needed_node): Look past an extra name alias.
6298 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6299 * lto-streamer-in.c (lto_input_tree): Read it.
6300 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6302 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6304 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6305 (sparc*-*-solaris2*): ...this.
6307 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6310 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6311 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6312 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6313 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6316 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6317 fallthrough to default handling, just with want_address 0 instead of 2.
6318 For single element lists, add_AT_loc directly, otherwise create an
6319 artificial variable DIE and stick location list to it.
6322 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6323 (VAL_EXPR_HAS_REVERSE): Define.
6324 (reverse_op): New function.
6325 (add_stores): For reversible operations add an extra MO_VAL_USE.
6327 2010-03-02 Jason Merrill <jason@redhat.com>
6329 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6331 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6333 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6334 (sparc64-*-linux*): Likewise.
6335 (sparc64-*-solaris2*): Include assembler files before linker ones.
6336 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6337 * config/sparc/gas.h: Delete.
6338 * config/sparc/sol2-64.h: Add copyright notice.
6339 * config/sparc/sol2-gas-bi.h: Likewise.
6340 * config/sparc/sol2-gld.h: Likewise.
6341 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6342 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6343 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6344 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6345 (sparc_elf_asm_named_section): Rename into...
6346 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6348 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6350 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6352 2010-03-02 Jeff Law <law@redhat.com>
6355 * reload1.c (rtx_p, substitute_stack): Declare.
6356 (substitute): Record addresses of changed rtxs.
6357 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6358 Restore the original rtx when complete.
6359 (reload): Free subsitute_stack when complete.
6361 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6363 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6364 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6366 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6367 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6368 Torture Tests): Change from subsection to section.
6370 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6371 Steven Bosscher <steven@gcc.gnu.org>
6373 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6376 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6379 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6380 the assignment from the new induction variable to the assignment
6381 of the value from the original loop PHI function.
6383 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6384 Daniel Jacobowitz <dan@codesourcery.com>
6386 * doc/sourcebuild.texi (Test directives): Clarify options to
6389 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6391 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6392 Disable cfi directives unless GCC and gas agree on using read-only
6393 .eh_frame sections for 64-bit.
6394 * configure: Regenerate.
6396 2010-03-01 Richard Guenther <rguenther@suse.de>
6398 PR tree-optimization/43220
6399 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6400 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6402 2010-03-01 Richard Guenther <rguenther@suse.de>
6403 Martin Jambor <mjambor@suse.cz>
6406 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6407 gimplified parameters.
6409 2010-03-01 Christian Bruel <christian.bruel@st.com>
6411 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6413 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6415 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6417 2010-03-01 Richard Guenther <rguenther@suse.de>
6420 * expr.c (expand_assignment): Use the alias-oracle to tell
6421 if the rhs aliases the result decl.
6423 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6426 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6427 to sol_gt_pch_get_address.
6428 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6429 64-bit, SPARC and x86.
6430 (sol_gt_pch_get_address): New function.
6432 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6434 * toplev.h (inform_n, error_n): Declare.
6435 * diagnostic.c (inform_n, error_n): New function.
6437 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6439 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6440 has no rtl yet when processing local_decls, queue it and recheck
6441 if deferred stack allocation hasn't assigned it rtl.
6443 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6445 * config/sh/sh.c (unspec_bbr_uid): New.
6446 (gen_block_redirect): Use it instead of INSN_UID.
6447 (gen_far_branch): Likewise.
6449 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6451 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6452 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6454 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6456 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6457 (Warning Options): -Wno-conversion-null is valid for
6458 Objective-C++ as well.
6459 * doc/tm.texi (Named Address Spaces): Likewise.
6460 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6461 * doc/tree-ssa.texi (Tree SSA): Likewise.
6463 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6466 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6467 by default. Don't set the default arch for
6468 i[34567]86-*-darwin*|x86_64-*-darwin*.
6470 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6473 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6474 default. Set the default 32bit/64bit archs with $with_arch
6475 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6477 2010-02-27 Richard Guenther <rguenther@suse.de>
6479 PR tree-optimization/43186
6480 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6481 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6482 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6483 unroller iterations.
6485 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6487 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6488 required and i[34567]86-*-* targets don't support 64bit ISA.
6490 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6493 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6496 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6498 * config.gcc: Set the default arch at least to Prescott for
6499 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6500 if SSE math is enabled.
6502 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6504 * diagnostic.c (diagnostic_initialize): Update.
6505 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6507 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6508 (diagnostic_inhibit_notes): New.
6509 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6511 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6514 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6515 * doc/standards.texi: Likewise.
6516 * doc/extend.texi: Likewise.
6517 * doc/trouble.texi: Likewise.
6518 * doc/cppopts.texi: Likewise.
6519 * doc/install.texi: Likewise.
6520 * c.opt (std=c90,std=gnu90): New options.
6521 * c-opts.c (c_common_handle_option): Handle them.
6523 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6526 * c-decl.c (undeclared_variable): Use an informative note.
6528 2010-02-26 Richard Guenther <rguenther@suse.de>
6530 PR tree-optimization/43186
6531 * gimple.h (gimple_fold): Remove.
6532 * gimple.c (gimple_fold): Remove. Inline into single user ...
6533 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6534 Try harder for conditions.
6536 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6539 * function.c (used_types_insert): Don't skip through named pointer
6540 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6541 and it is different from the main variant's type.
6543 2010-02-26 Nick Clifton <nickc@redhat.com>
6545 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6547 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6549 * config.gcc: Support --with-fpmath=sse for x86.
6551 * config/i386/ssemath.h: New.
6553 * doc/install.texi (--with-fpmath=sse): Documented.
6555 2010-02-26 Richard Guenther <rguenther@suse.de>
6557 PR tree-optimization/43188
6558 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6559 vector types of over-aligned element type.
6561 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6564 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6565 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6567 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6569 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6571 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6573 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6574 * var-tracking.c: Include diagnostic.h.
6575 (debug_dv): New function.
6576 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6579 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6580 (add_value_chain, add_value_chains, remove_value_chain,
6581 remove_value_chains): Handle DEBUG_EXPRs.
6582 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6585 * regcprop.c (struct queued_debug_insn_change): New type.
6586 (struct value_data_entry): Add debug_insn_changes field.
6587 (struct value_data): Add n_debug_insn_changes field.
6588 (debug_insn_changes_pool): New variable.
6589 (free_debug_insn_changes, apply_debug_insn_changes,
6590 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6591 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6592 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6594 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6596 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6597 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6598 changes, call cprop_find_used_regs via note_stores.
6599 (copyprop_hardreg_forward): When copying vd from predecessor
6600 which has any queued DEBUG_INSN changes, make sure the pointers are
6601 cleared. At the end call df_analyze and then if there are any
6602 DEBUG_INSN changes queued at the end of some basic block for still
6603 live registers, apply them.
6604 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6606 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6608 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6611 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6613 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6614 targets. Set the default with_cpu/with_arch from arch/cpu.
6615 Allow x86-64 and native for with_cpu/with_arch.
6617 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6619 * ebitmap.c: Change calls to verify_popcount with calls to
6620 sbitmap_verify_popcount.
6621 (ebitmap_clear_bit): Fixed map->cacheindex test and
6622 map>cache update when bit clearing results in an empty
6625 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6628 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6629 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6630 and support both V2DF and V2DI modes.
6631 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6632 support both V2DF and V2DI modes.
6633 (general): Delete trailing whitespace from a few patterns.
6635 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6636 V2DF/V2DI interleave high/low builtins.
6638 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6641 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6642 interleave high/low functions.
6644 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6646 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6647 #pragma extern_prefix.
6649 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6652 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6653 BLKmode, assert op0 is a MEM and just adjust its mode.
6656 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6657 if bitpos isn't multiple of mode's bitsize.
6659 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6661 * c.opt (-ftemplate-depth=): New.
6662 (-ftemplate-depth-): Deprecate.
6663 * optc-gen.awk: Handle -ftemplate-depth=.
6664 * opth-gen.awk: Likewise.
6665 * c-opts.c (c_common_handle_option): Likewise.
6666 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6668 2010-02-24 Jason Merrill <jason@redhat.com>
6670 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6672 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6674 * cfg.c (alloc_aux_for_block): Remove inline.
6675 (alloc_aux_for_edge): Likewise.
6677 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6679 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6681 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6683 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6684 * config/i386/sol2-gas.h: New file.
6685 * config.gcc (i[34567]86-*-solaris2*): Use it.
6687 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6690 * c-typeck.c (ep_convert_and_check): New.
6691 (build_conditional_expr): Use it.
6692 (build_binary_op): Likewise.
6694 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6696 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6699 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6700 bounds even for -O+.
6701 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6702 expr needs to have DECL_NAME set.
6704 2010-02-24 Nick Clifton <nickc@redhat.com>
6706 * config/mep/mep.c: Include gimple.h.
6707 (mep_function_uses_sp): Delete unused function.
6708 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6709 parameters. Use unsigned integers to count args. Return a
6710 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6712 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6715 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6716 greater or equal to nelt instead of 2 * nelt.
6717 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6720 2010-02-23 Jason Merrill <jason@redhat.com>
6723 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6724 in cfun->local_decls even if they have register types.
6727 * stor-layout.c (place_field): Don't warn about unnecessary
6728 DECL_PACKED if the type is packed.
6730 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6733 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6734 GOTOFF relocs, even when the base reg isn't pic pointer.
6736 2010-02-23 Michael Matz <matz@suse.de>
6739 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6740 (expand_gimple_basic_block): Generate and use debug temps if there
6741 are debug uses left after the last real use of TERed ssa names.
6742 Unlink debug immediate uses when they are expanded.
6744 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6747 * config/i386/i386.c (override_options): Reorganise to provide
6748 better error messages.
6750 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6753 * graphite-scop-detection.c (create_single_exit_edge): Move
6754 the call to find_single_exit_edge to....
6755 (create_sese_edges): ...here. Don't handle multiple edges
6756 exiting the function.
6757 (build_graphite_scops): Don't handle multiple edges
6758 exiting the function.
6760 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6763 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6764 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6766 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6769 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6771 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6774 * c-typeck.c (convert_arguments): Print declaration location.
6775 * c-common.c (validate_nargs): Rename as
6776 builtin_function_validate_nargs.
6777 (check_builtin_function_arguments): Update.
6779 2010-02-22 Richard Guenther <rguenther@suse.de>
6782 * tree-inline.c (declare_return_variable): Use the type of
6783 the call stmt lhs if available.
6785 2010-02-22 Duncan Sands <baldrick@free.fr>
6787 * passes.c (register_pass): Always consider all pass lists when
6788 ref_pass_instance_number is zero.
6790 2010-02-22 Richard Guenther <rguenther@suse.de>
6792 PR tree-optimization/42749
6793 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6794 parameter. Do arithmetic in the original type.
6795 (update_accumulator_with_ops): Likewise.
6796 (adjust_accumulator_values): Adjust.
6798 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6800 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6801 (QI to BLKmode splitter): New splitter.
6803 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6805 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6806 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6808 2010-02-22 Richard Guenther <rguenther@suse.de>
6810 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6812 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6814 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6815 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6816 ($(T)crti.o, $(T)crtn.o): Remove rules.
6818 2010-02-21 Tobias Burnus <burnus@net-b.de>
6821 * doc/invoke.texi (-fassociative-math): Document that this
6822 option is automatically enabled for Fortran.
6824 2010-02-20 David S. Miller <davem@davemloft.net>
6826 * configure.ac: Test if linker and assembler properly support
6827 GOTDATA_OP relocations.
6828 * configure: Rebuild.
6829 * config.in: Likewise.
6830 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6831 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6832 (movsi_high_pic): Likewise.
6833 (movdi_lo_sum_pic): Likewise.
6834 (movdi_high_pic): Likewise.
6835 (movsi_pic_gotdata_op): New pattern.
6836 (movdi_pic_gotdata_op): Likewise.
6837 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6838 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6840 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6843 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6844 attribute to ssemul.
6845 (xop_mulv2div2di3_high): Ditto.
6847 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6850 * c.opt (Wconversion-null): New option.
6851 * doc/invoke.texi (Wconversion-null): Document.
6853 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6855 * common.opt (Wlarger-than-): Add Undocumented.
6857 2010-02-19 Mike Stump <mikestump@comcast.net>
6859 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6861 2010-02-19 Jason Merrill <jason@redhat.com>
6864 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6865 * configure: Likewise.
6867 2010-02-20 Alan Modra <amodra@gmail.com>
6870 * cgraph.h (cgraph_make_decl_local): Declare.
6871 * cgraph.c (cgraph_make_decl_local): New function.
6872 (cgraph_make_node_local): Use it.
6873 * cgraphunit.c (cgraph_function_versioning): Likewise.
6874 * ipa.c (function_and_variable_visibility): Likewise.
6876 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6879 * except.c (sjlj_emit_function_enter): Don't call
6880 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6882 * rtl.h (add_reg_br_prob_note): Remove prototype.
6884 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6887 * c-common.c (conversion_warning): Remove widening conversions
6888 before checking the conversion of integers to reals.
6890 2010-02-19 Mike Stump <mikestump@comcast.net>
6893 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6896 * cgraphunit.c (process_function_and_variable_attributes): Check
6897 DECL_PRESERVE_P instead of looking up attribute "used".
6898 * ipa-pure-const.c (check_decl): Likewise.
6899 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6900 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6901 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6902 instead of attribute "used".
6903 * config/sol2-c.c (solaris_pragma_init): Likewise.
6904 (solaris_pragma_fini): Likewise.
6906 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6908 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6909 Use XCNEW instead of xcalloc.
6910 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6911 XNEW instead of xmalloc.
6912 (get_fields): Use XNEWVEC instead of xmalloc.
6915 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6916 populate vars array.
6917 (create_new_general_access): For debug stmts just reset value.
6918 (get_stmt_accesses): For accesses within debug stmts just record them
6919 using add_access_to_acc_sites instead of preventing the peeling or
6920 counting them as accesses.
6923 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6925 2010-02-19 Richard Guenther <rguenther@suse.de>
6927 PR tree-optimization/42916
6928 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6931 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6933 * configure.ac: Replace all uses of changequote in macro arguments
6934 with proper quoting.
6936 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6939 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6941 2010-02-19 Richard Guenther <rguenther@suse.de>
6943 PR tree-optimization/42944
6944 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6945 test for aliasing with errno.
6947 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6950 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6951 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6952 * dojump.c: Include output.h.
6953 (inv): New inline function.
6954 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6955 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6956 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6957 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6958 argument, pass it down to other calls.
6959 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6960 add REG_BR_PROB note to the conditional jump.
6961 * cfgexpand.c (add_reg_br_prob_note): Removed.
6962 (expand_gimple_cond): Don't call it, add the probability
6963 as last argument to jumpif_1/jumpifnot_1.
6964 * Makefile.in (dojump.o): Depend on output.h.
6965 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6967 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6968 * stmt.c (do_jump_if_equal): Likewise.
6969 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6970 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6971 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6973 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6974 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6975 jumpifnot_1 callers.
6976 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6978 (store_expr): Adjust jumpifnot caller.
6979 (store_constructor): Adjust jumpif caller.
6982 * gimplify.c (gimple_boolify): For __builtin_expect call
6983 gimple_boolify also on its first argument.
6985 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6987 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6989 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6990 * configure: Regenerated.
6992 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6994 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6995 lang_hooks.types_compatible_p instead of comptypes.
6997 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6999 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7000 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7001 if __prefer_thumb__ is defined.
7003 2010-02-18 Martin Jambor <mjambor@suse.cz>
7005 PR tree-optimization/43066
7006 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7007 array with zero-sized element type.
7009 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7011 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7012 rtx, allocate struct var_loc_node here and return it to the
7013 caller, and only if it is actually needed.
7014 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7015 move it earlier and return immediately if it returns NULL.
7017 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7019 * config/sparc/gas.h: New file. Restore
7020 TARGET_ASM_NAMED_SECTION to its ELF default.
7021 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7023 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7024 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7025 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7026 after sparc/sysv4.h.
7028 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7030 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7032 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7034 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7035 patterns from predicated pattern.
7037 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7040 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7041 for insn mnemonic suffix.
7043 2010-02-17 Richard Guenther <rguenther@suse.de>
7045 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7048 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7051 * caller-save.c (save_call_clobbered_regs): If BB ends with
7052 a DEBUG_INSN, move any notes in between last real insn and the last
7053 DEBUG_INSN after the last DEBUG_INSN.
7055 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7057 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7058 Fix return type. Fix argument type. Explain meaning of return value.
7060 2010-02-16 Richard Guenther <rguenther@suse.de>
7062 PR tree-optimization/41043
7063 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7064 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7066 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7068 2010-02-16 Ira Rosen <irar@il.ibm.com>
7070 PR tree-optimization/43074
7071 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7072 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7073 vectorizable cycles in hybrid SLP check.
7074 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7076 2010-02-16 Richard Guenther <rguenther@suse.de>
7078 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7079 (true_dependence): If memrefs_conflict_p computes must-alias
7080 trust it. Move TBAA check after offset-based disambiguation.
7081 (canon_true_dependence): Likewise.
7083 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7085 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7086 * doc/invoke.texi: Document it.
7087 * var-tracking.c: Include toplev.h and params.h.
7088 (vt_find_locations): Return bool indicating success. Compute
7089 hash sizes unconditionally. Check new parameter, report.
7090 (variable_tracking_main_1): Check vt_find_locations results and
7091 retry. Renamed from...
7092 (variable_tracking_main): ... this. New wrapper to preserve
7093 flag_var_tracking_assignments.
7094 * Makefile.in (var-tracking.o): Adjust dependencies.
7096 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7097 Jakub Jelinek <jakub@redhat.com>
7100 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7101 if weak_import attribute is present.
7102 * config/darwin.c (machopic_select_section): Likewise.
7104 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7106 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7107 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7108 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7109 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7111 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7114 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7117 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7118 Rewrite text to refer to the names.
7120 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7122 * config/i386/i386-builtin-types.def
7123 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7124 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7125 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7126 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7127 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7128 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7129 IX86_BUILTIN_VPERMIL2PS256.
7130 (MULTI_ARG_4_DF2_DI_I): Defined.
7131 (MULTI_ARG_4_DF2_DI_I1): Defined.
7132 (MULTI_ARG_4_SF2_SI_I): Defined.
7133 (MULTI_ARG_4_SF2_SI_I1): Defined.
7134 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7135 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7136 __builtin_ia32_vpermil2ps256.
7137 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7138 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7139 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7140 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7141 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7142 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7143 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7144 CODE_FOR_xop_vpermil2v8sf3.
7145 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7146 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7147 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7148 (_mm256_permute2_pd): New.
7149 (_mm_permute2_ps): New.
7150 (_mm256_permute2_ps): New.
7152 2010-02-15 Nick Clifton <nickc@redhat.com>
7154 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7155 boolean parameters. Use emit_jump_insn when emitting a pop
7156 instruction containing a return insn.
7157 (push): Use 'true' rather than '1' as second parameter to F.
7158 (h8300_expand_prologue): Likewise.
7159 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7160 (h8300_expand_epilogue): Likewise.
7162 2010-02-15 Richard Guenther <rguenther@suse.de>
7165 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7168 2010-02-15 Nick Clifton <nickc@redhat.com>
7170 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7173 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7175 * intl.c (fake_ngettext): New function.
7176 * intl.h (fake_ngettext): Declare.
7177 (ngettext): Define macro.
7178 * collect2.c (notice_translated): New function.
7179 (main): Use notice_translated and ngettext.
7180 * collect2.h (notice_translated): Declare.
7182 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7184 * reorg.c (delete_computation): Comment fixes.
7185 * caller-save.c (setup_save_areas): Idem.
7186 * sel-sched-dump.c (dump_lv_set): Idem.
7189 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7191 * config/s390/s390.c (s390_sched_init): New function.
7192 (TARGET_SCHED_INIT): Target hook defined.
7194 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7195 Jack Howarth <howarth@bromo.med.uc.edu>
7196 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7199 Partial revert of unintended change in fix for PR41605.
7200 * config/darwin.h: Fix typo.
7201 * config/darwin9.h: Same.
7203 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7205 * c-pch.c (pch_init): Clear v.
7207 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7210 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7211 graphite_can_represent_init for MULT_EXPR.
7213 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7217 * graphite-sese-to-poly.c (remove_phi): New.
7218 (translate_scalar_reduction_to_array): Call remove_phi.
7220 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7223 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7224 * graphite-clast-to-gimple.h (gloog): Update declaration.
7225 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7226 * graphite-poly.h (struct poly_bb): Add missing comments.
7227 (struct scop): Add poly_scop_p field.
7229 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7230 * graphite.c (graphite_transform_loops): Build the polyhedral
7231 representation for each scop before code generation.
7232 * sese.c (rename_variables_in_operand): Removed.
7233 (rename_variables_in_expr): Return the renamed expression.
7234 (rename_sese_parameters): New.
7235 * sese.h (rename_sese_parameters): Declared.
7237 2010-02-11 Richard Guenther <rguenther@suse.de>
7239 PR tree-optimization/42998
7240 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7241 POINTER_PLUS_EXPR properly.
7243 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7244 Changpeng Fang <changpeng.fang@amd.com>
7247 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7248 the cost of an IV candidate when the IV is used in a test against zero.
7250 * gcc.dg/tree-ssa/ivopts-3.c: New.
7252 2010-02-11 Richard Guenther <rguenther@suse.de>
7255 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7256 pointer-vs-decl case by swapping refs. Handle some cases
7257 of pointer-vs-decl disambiguations more conservatively.
7258 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7259 to false after expanding.
7261 2010-02-11 Richard Guenther <rguenther@suse.de>
7264 * gcc.c (process_command): Handle LTO file@offset case more
7267 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7269 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7270 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7272 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7274 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7275 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7276 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7277 Optimize eq/ne comparisons when both arguments are known to be
7279 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7280 Don't mask operands unnecessarily if they are known to be already
7283 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7285 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7288 2010-02-10 Richard Guenther <rguenther@suse.de>
7290 PR tree-optimization/43017
7291 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7292 for wrapping signed arithmetic.
7294 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7297 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7298 if no debug info should be emitted for it.
7300 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7302 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7303 note when flag_exceptions is set.
7305 2010-02-10 Duncan Sands <baldrick@free.fr>
7307 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7309 2010-02-10 Richard Guenther <rguenther@suse.de>
7312 * tree.c (get_unwidened): Handle constants.
7313 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7315 2010-02-10 Martin Jambor <mjambor@suse.cz>
7318 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7319 check for variable argument counts independently.
7321 2010-02-10 Christian Bruel <christian.bruel@st.com>
7324 * config/sh/sh.c (find_barrier): Increase length for non delayed
7325 conditional branches.
7327 2010-02-10 Christian Bruel <christian.bruel@st.com>
7329 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7331 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7333 * builtins.c (set_builtin_user_assembler_name): Also handle
7334 ffs if int is smaller than word.
7336 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7339 * ira-conflicts.c (get_dup): Remove.
7340 (process_reg_shuffles): Add new parameter. Use it as an
7341 additional guard for copy generation.
7342 (add_insn_allocno_copies): Rewrite.
7344 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7346 * common.opt (fsched2-use-traces): Preserved for backward
7348 * doc/invoke.texi: Remove the documentation about option
7349 -fsched2-use-traces.
7350 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7351 flag_sched2_use_traces.
7352 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7353 the backward compatibility flag section.
7355 2010-02-09 Richard Guenther <rguenther@suse.de>
7357 PR tree-optimization/43008
7358 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7359 make HEAP variables initialized from global memory if they
7360 are not known builtin functions.
7361 (find_func_aliases): Adjust.
7363 2010-02-09 Richard Guenther <rguenther@suse.de>
7365 PR tree-optimization/43000
7366 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7367 arithmetic manually.
7369 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7371 PR tree-optimization/42931
7372 * tree-loop-linear.c (try_interchange_loops): Don't call
7373 double_int_mul if estimated_loop_iterations failed.
7375 2010-02-08 Martin Jambor <mjambor@suse.cz>
7378 * tree-sra.c (build_accesses_from_assign): Do not mark in
7379 should_scalarize_away_bitmap if stmt has volatile ops.
7380 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7383 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7385 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7387 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7389 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7392 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7395 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7397 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7400 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7401 to unknown_dependence.
7402 (graphite_legal_transform_dr): Handle the unknown_dependence.
7403 (graphite_carried_dependence_level_k): Same.
7405 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7407 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7409 2010-02-07 Richard Guenther <rguenther@suse.de>
7412 * expr.c (get_inner_reference): Always initialize *pbitsize.
7414 2010-02-07 Richard Guenther <rguenther@suse.de>
7417 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7418 new ARRAY_REFs on variable size element or minimal index arrays.
7420 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7421 gimple_fold_indirect_ref.
7423 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7426 * arm.c (arm_override_options): Just return if the user has specified
7427 an invalid fpu name.
7429 2010-02-03 Jason Merrill <jason@redhat.com>
7432 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7433 i386_pe_maybe_record_exported_symbol.
7435 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7438 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7439 (pa_delegitimize_address): New function.
7441 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7443 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7444 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7446 2010-02-05 Richard Guenther <rguenther@suse.de>
7449 * lto-streamer-in.c (get_resolution): Deal with references
7450 to undefined functions.
7452 2010-02-05 Richard Guenther <rguenther@suse.de>
7454 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7455 (fold_const_aggregate_ref): Likewise.
7456 (ccp_fold_stmt): Substitute loads.
7457 (maybe_fold_reference): Verify types before substituting.
7459 (fold_gimple_assign): Unshare properly.
7460 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7462 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7464 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7465 for rs6000_gen_cell_microcode.
7467 2010-02-04 Richard Guenther <rguenther@suse.de>
7469 PR rtl-optimization/42952
7470 * dse.c (const_or_frame_p): Remove MEM handling.
7472 2010-02-04 Nick Clifton <nickc@redhat.com>
7474 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7475 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7476 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7477 (mn10300_asm_output_mi_thunk): New function.
7478 (mn10300_can_output_mu_thunk): New function.
7479 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7480 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7481 (FUNCTION_ARG): Delete incorrect comment.
7483 2010-02-03 Jason Merrill <jason@redhat.com>
7486 * fold-const.c (operand_equal_p): Handle erroneous types.
7488 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7490 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7492 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7494 PR rtl-optimization/42941
7495 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7498 2010-02-03 Jason Merrill <jason@redhat.com>
7501 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7503 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7506 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7507 (cselib_reset_table): Renamed from...
7508 (cselib_reset_table_with_next_value): ... this.
7509 (cselib_get_next_uid): Renamed from...
7510 (cselib_get_next_unknown_value): ... this.
7511 * cselib.c (next_uid): Renamed from...
7512 (next_unknown_value): ... this.
7513 (cselib_clear_table): Adjust.
7514 (cselib_reset_table): Adjust. Renamed from...
7515 (cselib_reset_table_with_next_value): ... this.
7516 (cselib_get_next_uid): Adjust. Renamed from...
7517 (cselib_get_next_unknown_value): ... this.
7518 (get_value_hash): Use hash.
7519 (cselib_hash_rtx): Likewise.
7520 (new_cselib_val): Adjust. Set and dump uid.
7521 (cselib_lookup_mem): Pass next_uid as hash.
7522 (cselib_subst_to_values): Likewise.
7523 (cselib_log_lookup): Dump uid.
7524 (cselib_lookup): Pass next_uid as hash. Adjust.
7525 (cselib_process_insn): Adjust.
7526 (cselib_init): Initialize next_uid.
7527 (cselib_finish): Adjust.
7528 (dump_cselib_table): Likewise.
7529 * dse.c (canon_address): Dump value uid.
7530 * print-rtl.c (print_rtx): Print value uid.
7531 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7533 (dv_uid): New function, sort of renamed from...
7534 (dv_htab_hash): ... this, reimplemented in terms of it and...
7535 (dv_uid2hash): ... this. New.
7536 (variable_htab_eq): Drop excess assertions.
7537 (tie_break_pointers): Removed.
7538 (canon_value_cmp): Compare uids.
7539 (variable_post_merge_New_vals): Print uids.
7540 (vt_add_function_parameters): Adjust.
7541 (vt_initialize): Reset table. Adjust.
7543 2010-02-03 Richard Guenther <rguenther@suse.de>
7545 PR tree-optimization/42944
7546 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7547 (call_may_clobber_ref_p_1): Likewise. Properly handle
7548 malloc and calloc clobbering errno.
7550 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7552 * doc/invoke.texi: Fix name of sched1 dump.
7554 * opts.c (decode_options): Set flag_tree_switch_conversion
7555 only conditionally on optimize >= 2.
7557 * gcse.c: Assorted comment fixes in pass description.
7559 2010-02-03 Anthony Green <green@moxielogic.com>
7561 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7562 nop padding in order to maintain alignment of storage location of
7563 target function address.
7564 (moxie_trampoline_init): Store target function address at newly
7566 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7568 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7570 2010-02-03 Richard Guenther <rguenther@suse.de>
7573 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7575 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7577 * config.gcc: Reenable check for obsolete targets.
7578 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7579 mips-sgi-irix6.[0-4]*.
7581 2010-02-02 Nick Clifton <nickc@redhat.com>
7583 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7584 constant size of 4 as being the same as 0.
7585 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7586 can take values in the range 0..4.
7588 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7591 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7592 as _darwin10_Unwind_FindEnclosingFunction().
7593 * libgcc-libsystem.ver: New.
7595 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7598 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7599 implicitly set registers.
7601 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7603 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7604 (arm_override_options): Allow automatic selection of the thread
7605 pointer register if thumb2.
7606 (legitimize_pic_address): Improve code sequences for Thumb2.
7607 (arm_call_tls_get_addr): Likewise.
7608 (legitimize_tls_address): Likewise.
7609 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7610 (pic_load_addr_32bit): ... this. New named pattern.
7611 * thumb2.md (pic_load_addr_thumb2): Delete.
7612 (pic_load_dot_plus_four): Delete.
7613 (tls_load_dot_plus_four): New named pattern.
7615 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7618 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7619 Document fix for TLS bug.
7621 2010-01-31 Richard Guenther <rguenther@suse.de>
7623 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7624 conservatively correct.
7626 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7630 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7632 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7634 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7636 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7638 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7640 * config.gcc: Adjust order of makefile fragments for mingw targets.
7642 2010-01-31 Richard Guenther <rguenther@suse.de>
7645 * gimplify.c (gimplify_init_constructor): For volatile LHS
7646 initialize a temporary.
7648 2010-01-31 Matthias Klose <doko@ubuntu.com>
7650 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7652 * configure: Regenerate.
7654 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7656 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7657 the same alias set and their sizes different constantness.
7658 (aliasing_component_refs_p): Revert 2009-10-24 change.
7660 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7662 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7665 2010-01-29 Richard Guenther <rguenther@suse.de>
7667 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7668 Assert we successfully updated the call.
7670 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7672 PR rtl-optimization/42889
7673 * df.h (df_set_bb_dirty_nonlr): New prototype.
7674 * df-core.c (df_set_bb_dirty_nonlr): New function.
7675 * df-scan.c (df_insn_rescan): Call it instead of
7676 df_set_bb_dirty for DEBUG_INSNs.
7678 2010-01-29 Richard Guenther <rguenther@suse.de>
7681 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7682 quadratic behavior in most cases.
7684 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7687 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7688 in the call to gen_x86_movsicc_0_m1.
7690 2010-01-28 Richard Guenther <rguenther@suse.de>
7692 PR tree-optimization/42871
7693 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7695 2010-01-28 Richard Guenther <rguenther@suse.de>
7697 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7698 into call arguments.
7700 2010-01-28 Richard Guenther <rguenther@suse.de>
7703 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7704 the forwarder if the destination is an EH landing pad.
7706 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7708 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7709 block list passed to gimple_duplicate_sese_tail.
7710 (parallelize_loops): Avoid parallelization when the function
7712 Avoid parallelization when the preheader is IRREDUCIBLE.
7713 Try to optimize when estimated_loop_iterations_int is unresolved.
7714 Add the loop's location to the dump file.
7715 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7716 (gimple_duplicate_sese_tail): Remove the check for the latch.
7717 Redirect nexits to the exit block.
7718 Remove handling of the incoming edges to the latch.
7719 Redirect the backedge from the copied latch to the exit bb.
7721 2010-01-28 Michael Matz <matz@suse.de>
7724 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7725 Wrap force_reg into a sequence, emit it before user.
7727 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7729 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7731 (arm_legacy_rev): Likewise.
7732 (thumb_legacy_rev): Likewise.
7734 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7736 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7737 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7738 on MEM's address failed, try avoid_constant_pool_reference and
7739 recurse if it returned something different.
7740 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7741 address, try avoid_constant_pool_reference and recurse if it
7742 returned something different.
7743 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7744 address and avoid_constant_pool_reference returned something
7745 different, don't set have_address.
7747 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7750 * var-tracking.c (val_store): Add modified argument, obey it.
7752 (count_uses): Move down logging of main.
7753 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7754 don't need resolution.
7755 (emit_notes_in_bb): Likewise.
7757 2010-01-27 Richard Guenther <rguenther@suse.de>
7760 * tree-inline.c (remap_decl): Delay remapping of SSA name
7761 default definitions until we need them.
7763 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7765 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7766 (rs6000_delegitimize_address): New function.
7768 * config/s390/s390.c (s390_delegitimize_address): Call
7769 delegitimize_mem_from_attrs.
7772 * tree-inline.c (cannot_copy_type_1): Removed.
7773 (copy_forbidden): Don't forbid copying of functions containing
7774 records/unions with variable length fields.
7776 2010-01-27 Christian Bruel <christian.bruel@st.com>
7780 * config/sh/sh.c (find_barrier): Increase length for non delayed
7781 conditional branches.
7783 2010-01-27 Matthias Klose <doko@ubuntu.com>
7785 * configure.ac (gnu-unique-object): Fix ldd version check.
7786 * configure: Regenerate.
7788 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7790 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7792 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7793 Test for HAVE_GNU_AS value.
7795 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7797 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7798 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7799 INT64_TYPE): Define.
7800 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7801 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7802 INT_LEAST64_TYPE): Define.
7803 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7804 UINT_LEAST64_TYPE): Define.
7805 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7806 INT_FAST64_TYPE): Define.
7807 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7808 UINT_FAST64_TYPE): Define.
7809 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7810 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7811 (SIG_ATOMIC_TYPE): Define.
7813 2010-01-26 Richard Guenther <rguenther@suse.de>
7815 * df-scan.c (df_scan_set_bb_info): Remove assert.
7816 (df_insn_rescan_debug_internal): Merge asserts.
7817 (df_install_ref): Likewise.
7818 (df_mark_reg): Use bitmap_set_range.
7819 (df_hard_reg_used_p): Remove assert.
7820 (df_hard_reg_used_count): Likewise.
7822 2010-01-26 Richard Guenther <rguenther@suse.de>
7824 PR rtl-optimization/42685
7825 * web.c (web_main): Ignore DEBUG_INSNs.
7827 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7829 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7831 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7832 Fix types of fndecl and arglist parameters.
7834 2010-01-26 Richard Guenther <rguenther@suse.de>
7837 * tree-eh.c (unsplit_eh): Skip debug insns.
7839 2010-01-26 Richard Guenther <rguenther@suse.de>
7841 PR tree-optimization/42250
7842 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7844 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7847 * omp-low.c (expand_omp_sections): Only use single_pred if
7848 l2_bb is single_pred_p.
7850 2010-01-25 Christian Bruel <christian.bruel@st.com>
7853 * config/sh/sh.c (find_barrier): Increase length for non delayed
7854 conditional branches.
7855 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7857 2010-01-24 David S. Miller <davem@davemloft.net>
7859 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7860 define if not using GAS.
7861 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7862 Likewise. Delete SECTION_MERGE code, which is only applicable
7865 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7868 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7869 mangling of va_list in system headers.
7871 2010-01-23 Toon Moene <toon@moene.org>
7873 * tree-predcom.c (combine_chains): Return NULL, not false.
7875 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7877 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7878 initialization of variable res to agree with return type.
7880 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7882 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7883 * tree-sra.c: Add include of expr.h.
7885 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7887 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7888 insert the debug stmt on the single non-EH edge from the stmt.
7890 2010-01-22 Richard Henderson <rth@redhat.com>
7893 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7894 the RHS until after generate_subtree_copies has insertted its
7895 code before the current statement.
7897 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7899 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7901 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7903 2010-01-21 Martin Jambor <mjambor@suse.cz>
7905 PR tree-optimization/42585
7906 * tree-sra.c (struct access): New field grp_total_scalarization.
7907 (dump_access): Dump the new field.
7908 (should_scalarize_away_bitmap): New variable.
7909 (cannot_scalarize_away_bitmap): Likewise.
7910 (sra_initialize): Allocate new bitmaps.
7911 (sra_deinitialize): Free new bitmaps.
7912 (create_access_1): New function.
7913 (create_access): Parts moved to create_access_1.
7914 (type_consists_of_records_p): New function.
7915 (completely_scalarize_record): Likewise.
7916 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7917 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7918 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7920 (analyze_all_variable_accesses): Completely scalarize small eligible
7923 2010-01-21 Martin Jambor <mjambor@suse.cz>
7925 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7927 2010-01-21 Andrew Haley <aph@redhat.com>
7929 * gcc.c (process_command): Move lang_specific_driver before
7930 setting cc_libexec_prefix.
7932 2010-01-21 Richard Guenther <rguenther@suse.de>
7935 * fold-const.c (negate_expr_p): Pretend only negative
7936 real constants are easily negatable.
7938 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7939 Jason Merrill <jason@redhat.com>
7941 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7942 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7943 * calls.c (initialize argument_information): Handle it.
7944 * c-common.c (handle_transparent_union_attribute): Use new name.
7945 * c-decl.c (finish_struct): Ditto.
7946 * c-typeck.c (type_lists_compatible_p): Ditto.
7947 (convert_for_assignment): Use new name and also handle record.
7948 * function.c (aggregate_value_p): Handle it.
7949 (pass_by_reference): Ditto.
7950 (assign_parm_data_types): Ditto.
7951 * print-tree.c (print_node): Ditto.
7952 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7953 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7954 * tree.c (first_field): New fn.
7956 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7959 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7960 even when linking statically, for now.
7962 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7965 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7966 without a cselib val.
7967 (count_uses): Accept MO_VAL_SET with no val on stores.
7968 (add_stores): Likewise.
7970 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7972 * var-tracking.c (check_value_val): Add a compile time assertion.
7973 (dv_is_decl_p): Simplify.
7974 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7975 gcc_assert if ENABLE_CHECKING.
7977 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7980 * var-tracking.c: Include tree-flow.h.
7981 (mem_dies_at_call): New.
7982 (dataflow_set_preserve_mem_locs): Use it.
7983 (dataflow_set_remove_mem_locs): Likewise.
7984 (dump_var): Renamed from dump_variable. Adjust all callers.
7985 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7986 * Makefile.in (var-tracking.o): Adjust deps.
7988 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7990 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7992 2010-01-20 Richard Guenther <rguenther@suse.de>
7994 PR tree-optimization/42717
7995 * tree-ssa-dce.c (get_live_post_dom): Remove.
7996 (forward_edge_to_pdom): Take an arbitrary edge to copy
7997 degenerate PHI args from.
7998 (remove_dead_stmt): Use the first post-dominator even if it
7999 does not contain live statements as redirection destination.
8001 2010-01-20 Richard Guenther <rguenther@suse.de>
8003 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8005 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8007 * sel-sched.c (create_speculation_check): Remove set but not used
8009 (try_transformation_cache): Remove set but not used variable ds.
8010 (calculate_privileged_insns): Remove set but not used variables
8011 cur_insn and min_spec_insn.
8012 (find_best_expr): Remove set but not used variable avail_n.
8013 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8015 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8017 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8018 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8021 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8024 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8025 cpu types. Add support for *-sse3 cpu types.
8026 (x86_64-*-*): Ditto.
8028 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8031 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8032 argument, call initializer_constant_valid_p_1 instead of
8033 initializer_constant_valid_p, pass CACHE to it, return NULL
8034 immediately if first call returns NULL.
8035 (initializer_constant_valid_p_1): New function.
8036 (initializer_constant_valid_p): Use it.
8038 2010-01-20 Thomas Quinot <quinot@adacore.com>
8040 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8042 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8044 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8045 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8046 (loc_list_from_tree): Don't handle unsigned division. Handle
8047 signed modulo using DW_OP_{over,over,div,mul,minus}.
8048 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8049 modulo instead of signed.
8051 2010-01-20 DJ Delorie <dj@redhat.com>
8053 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8055 (h8300_emit_stack_adjustment): Propogate it.
8057 (h8300_expand_prologue): Likewise.
8058 (h8300_expand_epilogue): Likewise.
8060 2010-01-19 Michael Matz <matz@suse.de>
8062 PR tree-optimization/41783
8063 * tree-data-ref.c (toplevel): Include flags.h.
8064 (dump_data_dependence_relation): Also dump the inputs if the
8065 result will be unknown.
8066 (split_constant_offset_1): Look through some conversions.
8067 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8068 the offset from last element is too large.
8069 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8070 (reassociate_to_the_same_stmt): Handle vector registers.
8071 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8073 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8074 wide_prolog_niters argument, emit widening instructions.
8075 (vect_do_peeling_for_alignment): Adjust caller, use widened
8076 variant of the iteration cound.
8077 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8079 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8082 * config/arm/neon-testgen.m (emit_automatics): New parameter
8083 features. Adjust for Fixed_return_reg feature.
8084 (test_intrinsic): Call emit_automatics with new feature.
8085 * config/arm/neon.ml: Update copyright years.
8086 (features): New Fixed_return_reg feature.
8087 (ops): Update feature for Vget_low.
8089 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8091 PR tree-optimization/42719
8092 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8096 * fwprop.c (all_uses_available_at): Return false if def_set dest
8097 is a REG that is used in def_insn.
8099 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8101 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8103 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8106 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8108 * target.h (struct gcc_target) <secondary_reload>: Change type
8109 of last argument to secondary_reload_info *.
8111 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8114 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8115 memory references with unaligned offsets. Remove CQImode handling.
8116 (unaligned_memory_operand): Return 1 for memory references with
8117 unaligned offsets. Remove CQImode handling.
8119 2010-01-18 Richard Guenther <rguenther@suse.de>
8122 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8125 2010-01-18 Richard Guenther <rguenther@suse.de>
8127 PR tree-optimization/42781
8128 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8129 restrict processing only if the original variable was artificial.
8131 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8133 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8134 find number of popped argument bytes.
8136 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8137 Fix the text that describes the return value for invalid insns.
8139 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8141 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8142 Clarify what 'cost of the -dependence' is. Fix quoting.
8144 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8145 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8147 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8149 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8150 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8152 2010-01-17 Richard Guenther <rguenther@suse.de>
8155 * function.c (split_complex_args): Take a VEC to modify.
8156 (assign_parms_augmented_arg_list): Build a VEC instead of
8157 a chain of PARM_DECLs.
8158 (assign_parms_unsplit_complex): Take a VEC of arguments.
8159 Do not fixup unmodified parms.
8160 (assign_parms): Deal with the VEC.
8161 (gimplify_parameters): Likewise.
8163 2010-01-17 Richard Guenther <rguenther@suse.de>
8165 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8166 node existence check.
8167 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8168 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8169 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8170 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8171 (gimple_execute_on_growing_pred): Likewise.
8173 2010-01-17 Richard Guenther <rguenther@suse.de>
8175 PR tree-optimization/42773
8176 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8177 (compute_antic_aux): Likewise.
8178 (compute_partial_antic_aux): Likewise.
8180 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8183 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8186 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8188 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8191 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8192 Fix markup for strict argument.
8194 (TARGET_SCHED_REORDER2): Fix argument types.
8196 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8197 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8199 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8200 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8202 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8205 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8206 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8207 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8208 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8209 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8211 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8213 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8215 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8216 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8218 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8220 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8223 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8225 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8226 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8228 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8230 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8232 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8233 referring to it. Fix language.
8235 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8237 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8239 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8241 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8243 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8244 '@var{stream}. Remove stray 'and'.
8246 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8248 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8250 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8252 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8253 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8255 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8256 Fix description of return value.
8257 Rename argument "sz" to "len."
8259 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8260 Clarify meaning of 'true' return value.
8262 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8264 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8265 rep_mode versus mode_rep.
8267 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8269 (TARGET_BUILTIN_DECL): Fix name.
8271 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8273 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8275 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8277 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8279 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8281 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8284 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8285 Rename argument tm_fn to md_fn.
8287 (TARGET_OPTION_PRINT): Fix argument list.
8289 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8292 * config/i386/i386.c (ix86_fixup_binary_operands):
8293 Revert FMA4 fixup of operands.
8295 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8298 * Makefile.in (write_entries_to_file, install-plugin):
8299 Use \012 instead of \n with tr.
8301 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8303 * configure.ac (HAVE_AS_REF): New C macro.
8304 * configure: Regenerate.
8305 * config.in: Likewise.
8306 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8308 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8311 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8313 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8315 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8317 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8319 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8321 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8323 (TARGET_BINDS_LOCAL_P): Fix argument type.
8325 (TARGET_ASM_FILE_END): Use prototype.
8327 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8329 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8331 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8333 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8335 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8336 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8338 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8339 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8341 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8342 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8343 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8344 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8346 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8348 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8350 (TARGET_INIT_BUILTINS): Use prototype.
8352 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8353 Put 'const char *' in braces. Fix parameter types.
8354 (TARGET_INVALID_CONVERSION): Fix parameter types.
8355 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8356 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8358 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8361 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8363 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8365 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8367 * doc/tm.texi (TARGET_HELP): Fix return type.
8369 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8370 in braces. Fix argument types.
8372 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8374 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8376 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8378 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8379 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8381 (TARGET_MANGLE_TYPE): Fix argument types.
8383 (TARGET_IRA_COVER_CLASSES): Use prototype.
8385 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8387 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8389 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8391 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8393 (TARGET_CALLEE_COPIES): Fix argument types.
8395 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8397 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8399 (TARGET_FUNCTION_VALUE): Fix argument types.
8401 (TARGET_RETURN_IN_MSB): Fix argument type.
8403 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8405 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8407 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8409 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8410 agree with return type.
8412 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8414 2010-01-15 Jing Yu <jingyu@google.com>
8416 PR rtl-optimization/42691
8417 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8418 a pseudo to a constant and are merged, and adjust comments.
8420 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8422 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8424 2010-01-15 Richard Guenther <rguenther@suse.de>
8427 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8428 labels of computed or non-local gotos to the destination.
8429 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8430 landing pad label is the first label.
8432 2010-01-15 Richard Guenther <rguenther@suse.de>
8434 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8436 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8439 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8440 to allow generation of the xssqrtdp instruction on power7.
8441 (sqrtdf2_fpr): Ditto.
8443 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8446 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8447 functions with noreturn attribute.
8450 * varasm.c (declare_weak): Add weak attribute to decl if it
8451 doesn't have one already.
8452 (assemble_external): Only add decls to weak_decls if they also
8453 have weak attribute.
8455 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8457 * var-tracking.c (var_reg_delete): Don't delete the association
8458 between REGs and values or one-part variables if the register
8461 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8464 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8465 because its first operand is a non-localized variable.
8467 2010-01-14 Martin Jambor <mjambor@suse.cz>
8469 PR tree-optimization/42706
8470 * tree-sra.c (encountered_recursive_call): New variable.
8471 (encountered_unchangable_recursive_call): Likewise.
8472 (sra_initialize): Initialize both new variables.
8473 (callsite_has_enough_arguments_p): New function.
8474 (scan_function): Call decl and flags check only for IPA-SRA, check
8475 whether there is a recursive call and whether it has enough arguments.
8476 (all_callers_have_enough_arguments_p): New function.
8477 (convert_callers): Look for recursive calls only when
8478 encountered_recursive_call is set.
8479 (ipa_early_sra): Bail out either if
8480 !all_callers_have_enough_arguments_p or
8481 encountered_unchangable_recursive_call.
8483 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8485 * sel-sched.c: Add 2010 to copyright years.
8486 * sel-sched-ir.c: Likewise.
8487 * sel-sched-ir.h: Likewise.
8489 2010-01-14 Martin Jambor <mjambor@suse.cz>
8491 PR tree-optimization/42714
8492 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8493 constructors specially.
8495 2010-01-14 Andi Kleen <ak@linux.intel.com>
8497 * config/i386/drivers-i386.c (detect_caches_intel):
8498 Add l2sizekb parameter and fill in.
8499 (host_detect_local_cpu): Add l2sizekb, fill in.
8500 Add Atom small cache heuristic.
8502 2010-01-14 Andi Kleen <ak@linux.intel.com>
8504 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8505 Add level3 parameter and fill in.
8506 (detect_caches_intel): Handle level3 cache.
8508 2010-01-14 Andi Kleen <ak@linux.intel.com>
8510 * config/i386/drivers-i386.c (host_detect_local_cpu):
8511 Fix core duo detection.
8513 2010-01-14 Andi Kleen <ak@linux.intel.com>
8515 * config/i386/drivers-i386.c (host_detect_local_cpu):
8518 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8520 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8521 (rs6000_variable_issue_1): this. Use...
8522 (rs6000_variable_issue): here. Reimplement. Print debug info.
8524 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8526 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8527 sel_restore_notes. Update all callers. Call reemit_notes
8530 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8532 PR rtl-optimization/42246
8533 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8536 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8538 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8539 all successors is the same as number of successors in current region.
8541 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8543 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8544 to rename is not separable. Otherwise check that its LHS is not NULL.
8546 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8548 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8550 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8552 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8553 available registers when failed to discover LHS register class.
8554 Fix indentation. Update comment.
8556 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8557 Alexander Monakov <amonakov@ispras.ru>
8559 PR rtl-optimization/42389
8560 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8562 (advance_state_on_fence): Likewise.
8563 (sel_target_adjust_priority): Print debug output only when
8564 sched_verbose >= 4, not 2.
8565 (get_expr_cost): Do not issue all unique insns on the next cycle.
8566 (fill_insns): Initialize can_issue_more from the value saved
8568 * sel-sched-ir.c (flist_add): New parameter issue_more.
8569 Init FENCE_ISSUE_MORE with it.
8570 (merge_fences): Likewise.
8571 (init_fences): Update call to flist_add.
8572 (add_to_fences, add_clean_fence_to_fences)
8573 (add_dirty_fence_to_fences): Likewise.
8574 (move_fence_to_fences): Update call to merge_fences.
8575 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8577 * sel-sched-ir.h (struct _fence): New field issue_more.
8578 (FENCE_ISSUE_MORE): New accessor macro.
8580 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8582 PR rtl-optimization/42388
8583 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8584 that have no predecessors nor successors. Do not call move_bb_info
8585 for empty blocks outside of current region.
8587 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8589 PR rtl-optimization/42294
8590 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8591 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8592 originators' originators.
8594 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8596 PR rtl-optimization/39453
8597 PR rtl-optimization/42246
8598 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8600 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8602 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8603 Alexander Monakov <amonakov@ispras.ru>
8606 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8607 (maybe_tidy_empty_bb): ... here. Make static. Add new
8608 argument. Update all callers.
8609 (tidy_control_flow): ... and here. Recompute topological order
8610 of basic blocks in region if necessary.
8611 (sel_redirect_edge_and_branch): Change return type. Return true
8612 if topological order might have been invalidated.
8613 (purge_empty_blocks): Export and move from...
8614 * sel-sched.c (purge_empty_blocks): ... here.
8615 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8616 (maybe_tidy_empty_bb): Delete prototype.
8617 (purge_empty_blocks): Declare.
8619 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8621 PR rtl-optimization/42249
8622 * sel-sched.c (try_replace_dest_reg): When chosen register
8623 and original register is the same, do not bail out early, but
8624 still check all original insns for validity of replacing destination
8625 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8628 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8631 Port from no-undefined-overflow branch:
8632 2009-03-09 Richard Guenther <rguenther@suse.de>
8634 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8636 2010-01-14 Richard Guenther <rguenther@suse.de>
8639 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8641 2010-01-14 Ira Rosen <irar@il.ibm.com>
8643 PR tree-optimization/42709
8644 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8645 as scalar type in creation of constant vector operand.
8647 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8650 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8651 (check-parallel-%): Match `testsuite' directory component only
8654 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8656 PR translation/39521
8657 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8660 2010-01-13 Richard Guenther <rguenther@suse.de>
8662 PR tree-optimization/42730
8663 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8666 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8669 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8670 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8673 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8675 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8676 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8677 ___umulsi3_highpart.
8679 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8680 rather than schedule_insns if the pass is enabled.
8682 2010-01-13 Martin Jambor <mjambor@suse.cz>
8684 PR tree-optimization/42704
8685 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8688 2010-01-13 Martin Jambor <mjambor@suse.cz>
8690 PR tree-optimization/42703
8691 * tree-sra.c (analyze_access_subtree): Check that we can build a
8692 reference to the original data within the aggregate.
8694 2010-01-13 Richard Guenther <rguenther@suse.de>
8696 PR tree-optimization/42705
8697 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8699 2010-01-13 Richard Guenther <rguenther@suse.de>
8702 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8704 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8707 * var-tracking.c (values_to_unmark): New variable.
8708 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8709 values_to_unmark vector. Moved body to...
8710 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8711 instead queue it into values_to_unmark vector.
8712 (vt_find_locations): Free values_to_unmark vector.
8714 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8716 * config/s390/s390.c (override_options): Set
8717 default of max-pending-list-length to 256
8719 2010-01-13 Richard Guenther <rguenther@suse.de>
8722 * tree-pass.h (PROP_gimple_lcx): New.
8723 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8724 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8725 before the final cleanup_eh.
8726 (dump_properties): Dump PROP_gimple_lcx.
8727 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8728 (tree_lower_complex_O0): Remove.
8729 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8730 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8731 tree_lower_complex, schedule TODO_update_ssa.
8732 * lto-streamer-out.c (output_function): Stream the functions
8734 * lto-streamer-in.c (input_function): Likewise.
8735 (lto_read_body): Do not override them here.
8737 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8740 * c-typeck.c (build_c_cast): Fold value cast to union type before
8741 wrapping it in a CONSTRUCTOR.
8743 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8745 PR rtl-optimization/42699
8746 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8749 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8751 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8752 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8753 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8754 SUBTARGET_WARN_UNUSED_SPEC): ... here
8755 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8757 2010-01-12 Julian Brown <julian@codesourcery.com>
8759 * config/arm/neon-schedgen.ml (Utils): Don't try to
8760 open missing module.
8761 (find_with_result): New.
8763 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8766 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8767 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8769 PR tree-optimization/42645
8770 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8771 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8772 decl_map, set processing_debug_stmt to -1 and return name without
8775 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8777 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8778 binutils version, and reword target configuration description.
8780 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8782 * config/avr/avr.h (LINKER_NAME): Remove.
8784 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8787 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8788 that support VSX, warn for -mno-altivec if vsx is not disabled,
8791 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8792 Shujing Zhao <pearly.zhao@oracle.com>
8794 PR translation/42469
8795 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8796 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8797 character between option name and help text.
8798 * c.opt (imultilib): Likewise.
8800 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8802 * lto-streamer-out.c (output_unreferenced_globals): Output static
8805 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8807 PR rtl-optimization/42621
8808 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8809 optimizing for size.
8810 (duplicate_computed_gotos): Remove now-redundant check.
8812 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8815 * configure.ac: Save and restore LDFLAGS and LIBS
8816 * configure: Regenerate.
8818 2010-01-10 Richard Guenther <rguenther@suse.de>
8821 * builtins.c (fold_builtin_strlen): Add type argument and
8822 convert the resulting length to it.
8823 (fold_builtin_1): Adjust.
8825 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8827 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8828 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8830 (num_insns_constant_wide): Adjust for that change.
8832 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8835 * web.c (union_defs): Add used argument, to combine uses of
8837 (entry_register): Adjust type and tests of used argument.
8838 (web_main): Widen used for new use. Pass it to union_defs.
8839 * df.h (union_defs): Adjust prototype.
8841 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8844 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8845 uses in new incoming argument. Free body.
8846 (reset_debug_uses_in_loop): New.
8847 (analyze_insn_to_expand_var): Call the latter if the former found
8848 anything. Fix whitespace. Reject invalid dest overlaps before
8849 going through all insns in the loop.
8851 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8854 * haifa-sched.c (dying_use_p): Debug insns don't count.
8856 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8859 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8860 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8861 (verify_gimple_call): Reject LHS in noreturn calls.
8863 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8867 * tree-vect-loop-manip.c (adjust_info): New type.
8868 (adjust_vec): New pointer to vector.
8869 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8870 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8871 (slpeel_update_phis_for_duplicate_loop): Use them.
8872 (slpeel_update_phi_nodes_for_guard1): Likewise.
8873 (slpeel_update_phi_nodes_for_guard2): Likewise.
8874 (slpeel_tree_peel_loop_to_edge): Likewise.
8875 (vect_update_ivs_after_vectorizer): Likewise.
8877 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8879 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8880 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8882 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8884 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8885 bogus uninitialized warning.
8887 2010-01-09 Richard Guenther <rguenther@suse.de>
8890 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8891 the evolution is compatible with the initial condition.
8893 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8895 * gcc.c (process_command): Update copyright notice dates.
8896 * gcov.c (print_version): Likewise.
8897 * gcov-dump.c (print_version): Likewise.
8898 * mips-tfile.c (main): Likewise.
8899 * mips-tdump.c (main): Likewise.
8901 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8904 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8906 (rotlhi3_8): Delete.
8908 (rotlsi3_8): Delete.
8909 (rotlsi3_16): Delete.
8910 (rotlsi3_24): Delete.
8912 (*rotw<mode>3): New.
8913 (*rotb<mode>3): New.
8914 * config/avr/avr.c (avr_rotate_bytes): New function.
8915 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8917 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8920 * configure.ac: Modify -rdynamic check.
8921 * configure: Regenerate.
8923 2010-01-08 DJ Delorie <dj@redhat.com>
8925 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8926 register popping order.
8928 2010-01-08 Richard Guenther <rguenther@suse.de>
8931 * c.opt (fsigned-char): Also let LTO handle this option.
8932 (funsigned-char): Likewise.
8934 2010-01-07 Richard Guenther <rguenther@suse.de>
8936 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8937 (gimple_op): Likewise.
8938 (gimple_op_ptr): Likewise.
8939 (gimple_assign_set_lhs): Remove gcc_assert.
8940 (gimple_assign_set_rhs1): Likewise.
8941 (gimple_assign_set_rhs2): Likewise.
8942 (gimple_call_set_lhs): Likewise.
8943 (gimple_call_set_fn): Likewise.
8944 (gimple_call_set_fndecl): Likewise.
8945 (gimple_call_fndecl): Likewise.
8946 (gimple_call_return_type): Likewise.
8947 (gimple_call_set_chain): Likewise.
8948 (gimple_call_num_args): Likewise.
8949 (gimple_call_set_arg): Likewise.
8950 (gimple_cond_set_code): Likewise.
8951 (gimple_cond_set_lhs): Likewise.
8952 (gimple_cond_set_rhs): Likewise.
8953 (gimple_cond_set_true_label): Likewise.
8954 (gimple_cond_set_false_label): Likewise.
8955 (gimple_label_set_label): Likewise.
8956 (gimple_goto_set_dest): Likewise.
8957 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8958 (gimple_debug_bind_get_value): Likewise.
8959 (gimple_debug_bind_get_value_ptr): Likewise.
8960 (gimple_debug_bind_set_var): Likewise.
8961 (gimple_debug_bind_set_value): Likewise.
8962 (gimple_debug_bind_reset_value): Likewise.
8963 (gimple_debug_bind_has_value_p): Likewise.
8964 (gimple_return_retval_ptr): Remove gcc_assert.
8965 (gimple_return_retval): Likewise.
8966 (gimple_return_set_retval): Likewise.
8967 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8968 (safe_referenced_var_iterator): Remove.
8969 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8970 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8971 (fill_referenced_var_vec): Remove.
8972 (first_readonly_imm_use): Remove redundant gcc_assert.
8973 (phi_arg_index_from_use): Combine gcc_asserts.
8974 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8975 (first_imm_use_stmt): Remove redundant gcc_assert.
8976 * tree-cfg.c (verify_gimple_call): Verify function and chain
8977 operands. Verify arguments.
8978 (verify_types_in_gimple_stmt): Verify condition code and labels.
8980 2010-01-07 Richard Guenther <rguenther@suse.de>
8982 PR tree-optimization/42641
8983 * sese.c (rename_map_elt_info): Use the SSA name version, do
8986 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8988 PR tree-optimization/42625
8989 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8990 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8992 2010-01-07 Duncan Sands <baldrick@free.fr>
8994 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8996 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8999 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9000 note itself is not function_invariant_p.
9002 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9004 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9005 Do not add the DF_NOTE problem.
9006 * store-motion.c (execute_rtl_store_motion): Likewise.
9008 2010-01-07 Martin Jambor <mjambor@suse.cz>
9010 PR tree-optimization/42157
9011 * tree-sra.c (compare_access_positions): Stabilize sort if both
9012 accesses have integer types, return zero immediately if they are the
9015 2010-01-06 Richard Henderson <rth@redhat.com>
9018 * haifa-sched.c (add_to_note_list): Merge into ...
9019 (concat_note_lists): ... here, and ...
9020 (unlink_other_notes, rm_other_notes): Merge into...
9021 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9022 NOTE_INSN_EPILOGUE_BEG.
9024 2010-01-06 Richard Guenther <rguenther@suse.de>
9026 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9027 not inline regular functions into always-inline functions.
9029 2010-01-06 Nick Clifton <nickc@redhat.com>
9031 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9032 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9034 (OVERRIDE_OPTIONS): Delete.
9035 (OPTIMIZATION_OPTIONS): Define.
9036 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9037 * config/rx/rx.c (rx_handle_option): Issue an error message if
9038 -mcpu=rx200 and -fpu are used together.
9039 (rx_set_optimization_options): New function. Issue an error
9040 message if an optimization attribute attempts to reset the FPU/
9041 math optimization pairing.
9042 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9043 * config/rx/rx.opt: Set the default to 32-bit doubles.
9044 * config/rx/t-rx: Add multilibs for -nofpu option.
9045 * doc/invoke.texi: Update documentation of RX options.
9047 2010-01-06 Richard Guenther <rguenther@suse.de>
9049 * tree-ssa-pre.c (name_to_id): New global.
9050 (alloc_expression_id): Simplify SSA name handling.
9051 (lookup_expression_id): Likewise.
9052 (init_pre): Zero name_to_id.
9053 (fini_pre): Free it.
9055 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9057 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9059 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9062 * config/i386/sse.md (smaxv2di3): New.
9063 (umaxv2di3): Likewise.
9064 (sminv2di3): Likewise.
9065 (uminv2di3): Likewise.
9067 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9070 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9071 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9072 (legitimize_tls_address): Likewise.
9073 (sparc_tls_referenced_p): Likewise.
9074 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9075 and adjust calls to legitimize_pic_address.
9076 (legitimate_constant_p) Use sparc_tls_referenced_p.
9077 (legitimate_pic_operand_p): Likewise.
9078 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9079 (sparc_tls_symbol_ref_1): Delete.
9080 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9081 (legitimize_tls_address): Make static, handle CONST patterns.
9082 (legitimize_pic_address): Make static, remove unused parameter and
9083 adjust recursive calls.
9084 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9085 and adjust call to legitimize_pic_address.
9086 (sparc_output_mi_thunk): Likewise.
9088 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9089 H.J. Lu <hongjiu.lu@intel.com>
9092 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9093 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9094 operands to make them signed.
9097 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9100 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9101 GTU to GT for V4SI and V2DI.
9103 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9104 (umin<mode>3): Removed.
9106 (uminv4si3): Likewise.
9108 2010-01-05 Martin Jambor <mjambor@suse.cz>
9110 PR tree-optimization/42462
9111 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9112 current_function_decl to helper functions and macros.
9114 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9117 * flags.h: Don't include real.h.
9118 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9119 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9120 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9121 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9122 * dominance.c: Update copyright.
9123 * gimple.c (walk_gimple_op): Remove inline.
9124 * tree-ssa-reassoc.c: Include real.h.
9125 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9126 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9128 2010-01-05 Nick Clifton <nickc@redhat.com>
9130 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9131 register to push into the stack frame when the accumulator has to
9132 be saved during interrupts.
9134 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9136 * doc/invoke.texi: Remove the documentation about option
9138 * common.opt (Wunreachable-code): Preserved for backward
9140 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9141 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9142 the backward compatibility flag section.
9144 2010-01-05 Richard Guenther <rguenther@suse.de>
9146 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9148 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9151 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9153 PR tree-optimization/42508
9154 * tree-sra.c (convert_callers): Check for recursive call
9155 by comparing cgraph nodes instead of decls.
9156 (modify_function): Call ipa_modify_formal_parameters also
9157 on all same_body aliases.
9159 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9160 cgraph nodes when checking for same_body aliases.
9162 2010-01-05 Richard Guenther <rguenther@suse.de>
9164 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9165 allocation and lookup.
9166 (get_or_alloc_expr_for_constant): Likewise.
9167 (phi_translate): Sink allocation.
9169 2010-01-04 Richard Guenther <rguenther@suse.de>
9171 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9172 a new entry only if needed.
9173 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9174 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9176 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9178 (phi_translate): Handle CONSTANTs early.
9180 2010-01-04 Martin Jambor <mjambor@suse.cz>
9182 PR tree-optimization/42398
9183 * tree-sra.c (struct access): Removed flag grp_different_types.
9184 (dump_access): Do not dump the removed flag.
9185 (sort_and_splice_var_accesses): Do not set the removed flag.
9186 (sra_modify_expr): Check for type compatibility directly.
9188 2010-01-04 Martin Jambor <mjambor@suse.cz>
9190 PR tree-optimization/42366
9191 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9192 edges with variable number of parameters.
9193 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9194 flag instead of asserting it.
9195 (ipa_read_node_info): Read uses_analysis_done flag.
9197 2010-01-04 Richard Guenther <rguenther@suse.de>
9199 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9200 iterative_hash_* as intended.
9201 (vn_reference_compute_hash): Likewise. Simplify hashing
9203 (vn_reference_lookup_2): Likewise.
9204 (vn_nary_op_compute_hash): Likewise.
9205 (vn_phi_compute_hash): Likewise.
9206 (expressions_equal_p): Remove strange code.
9207 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9208 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9209 (bitmap_insert_into_set_1): Take value-id as parameter.
9210 (add_to_value): Pass it.
9211 (bitmap_insert_into_set): Likewise.
9212 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9214 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9217 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9218 (do_self_spec): For switches with SWITCH_IGNORE set set also
9219 SWITCH_IGNORE_PERMANENTLY.
9220 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9223 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9225 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9226 tree of an unreferenced global var.
9228 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9231 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9232 GTU to GT for V4SI and V2DI.
9234 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9235 (umin<mode>3): Removed.
9237 (uminv4si3): Likewise.
9239 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9242 * collect2.c (main): Turn on trace in collect2 if -v is passed
9245 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9247 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9248 description of expression operand.
9250 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9252 * configure.ac: Add install-html to target_list for Make-hooks.
9253 * configure: Regenerate.
9254 * fortran/Make-lang.in (F95_HTMLFILES): New.
9255 (fortran.html): Use it.
9256 (fortran.install-html): New.
9257 * Makefile.in (install-html): Add lang.install-html.
9258 * java/Make-lang.in (JAVA_HTMLFILES): New.
9259 (java.html): Use it.
9260 (java.install-html): New.
9261 * objc/Make-lang.in (objc.install-html): New.
9262 * objcp/Make-lang.in (obj-c++.install-html): New.
9263 * cp/Make-lang.in (c++.install-html): New.
9264 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9265 * lto/Make-lang.in (lto.install-html): New.
9267 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9270 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9272 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9274 PR rtl-optimization/41862
9275 * store-motion.c (store_killed_in_insn, compute_store_table,
9276 remove_reachable_equiv_notes, replace_store_insn,
9277 build_store_vectors): Ignore all DEBUG_INSNs.
9279 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9282 * common.opt: Add dumpdir.
9284 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9286 (option_map): Add --dumpdir.
9288 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9290 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9292 * opts.c (decode_options): Try dump_dir_name first if
9293 dump_base_name isn't an absolute path.
9294 (common_handle_option): Handle OPT_dumpdir.
9296 * toplev.c (dump_dir_name): New.
9297 (print_switch_values): Also ignore -dumpdir.
9299 * toplev.h (dump_dir_name): New.
9301 2010-01-03 Richard Guenther <rguenther@suse.de>
9303 PR tree-optimization/42589
9304 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9305 double-word expansion of bswap32.
9307 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9309 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9310 with BLOCK_FOR_INSN.
9311 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9312 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9313 noce_process_if_block): Likewise.
9314 * gcse.c (compute_local_properties, insert_expr_in_table,
9315 insert_set_in_table, canon_list_insert, find_avail_set,
9316 pre_insert_copy_insn): Likewise.
9318 * basic-block.h (BLOCK_NUM): Move from here...
9319 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9321 2010-01-03 Richard Guenther <rguenther@suse.de>
9323 PR tree-optimization/42438
9324 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9325 contains_may_not_return_call flag.
9326 (BB_MAY_NOTRETURN): New.
9327 (valid_in_sets): Trapping nary operations are not valid
9328 in blocks that may not return.
9329 (insert_into_preds_of_block): Remove check for trapping expressions.
9330 (compute_avail): Compute also BB_MAY_NOTRETURN.
9332 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9334 * doc/invoke.texi: Add 2010 to copyright years.
9336 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9338 * config/sparc/sparc.c: Fix formatting nits.
9340 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9341 Alexander Monakov <amonakov@ispras.ru>
9343 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9345 2010-01-02 Richard Guenther <rguenther@suse.de>
9348 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9349 (simplify_switch_using_ranges): Mark to be removed edges
9352 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9354 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9356 * collect2.c (scan_libraries): Add missing argument in call to
9359 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9362 * config/alpha/predicates.md (aligned_memory_operand): Return false
9364 (unaligned_memory_operand): Return true for CQImode.
9365 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9366 doesn not cross aligned SImode word boundary.
9368 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9370 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9372 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9373 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9375 2010-01-02 Richard Guenther <rguenther@suse.de>
9378 * toplev.c (compile_file): Emit LTO marker properly. Change
9380 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9382 2010-01-01 Richard Guenther <rguenther@suse.de>
9385 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9387 2010-01-01 Richard Guenther <rguenther@suse.de>
9390 * c-decl.c (grokdeclarator): For zero-size arrays force
9391 structural equality checks as layout_type does.
9393 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9395 * builtins.c: Update copyright to 2010.
9397 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9400 * lto-streamer-out.c (produce_asm): Revert the last change.
9401 (copy_function): Likewise.
9403 * lto-streamer.c (lto_get_section_name): Skip any leading
9406 2010-01-01 Richard Guenther <rguenther@suse.de>
9409 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9413 Copyright (C) 2010 Free Software Foundation, Inc.
9415 Copying and distribution of this file, with or without modification,
9416 are permitted in any medium without royalty provided the copyright
9417 notice and this notice are preserved.