1 2010-05-14 Martin Jambor <mjambor@suse.cz>
3 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
4 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
5 * langhooks.h (struct lang_hooks_for_decls): Removed field
7 * tree.c (free_lang_data): Remove assignment to
8 lang_hooks.fold_obj_type_ref.
9 * tree.def (OBJ_TYPE_REF): Update comment.
11 2010-05-14 Richard Guenther <rguenther@suse.de>
13 PR tree-optimization/44124
14 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
16 2010-05-14 Alan Modra <amodra@gmail.com>
19 * config/rs6000/rs6000.c (struct machine_function): Reorder
20 fields for better packing. Add lr_save_state.
21 (rs6000_ra_ever_killed): Return lr_save_state if set.
22 (rs6000_emit_eh_reg_restore): Set lr_save_state.
24 2010-05-13 Jan Hubicka <jh@suse.cz>
26 * varpool.c (decide_is_variable_needed): Drop code checking
27 TREE_SYMBOL_REFERENCED.
29 2010-05-13 Jan Hubicka <jh@suse.cz>
31 * final.c (output_addr_const): Do not call mark_decl_referenced.
32 * cgraphunit.c (process_function_and_variable_attributes): Use
33 mark_needed_node dirrectly.
34 (assemble_thunk): Do not call mark_decl_referenced.
36 2010-05-13 Anatoly Sokolov <aesok@post.ru>
38 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
40 2010-05-13 Jeff Law <law@redhat.com>
42 * ira-conflicts.c (print_allocno_conflicts): New function broken out
44 (print_conflicts): Call print_allocno_conflicts.
46 2010-05-13 Jakub Jelinek <jakub@redhat.com>
49 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
52 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
54 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
55 t-mingw-w64 or t-mingw-w32 for multilib configuration.
56 * config/i386/t-mingw-w32: New.
57 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
59 2010-05-13 Martin Jambor <mjambor@suse.cz>
61 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
63 * gimple-fold.c (get_base_binfo_for_type): New function.
64 (gimple_get_relevant_ref_binfo): Likewise.
65 (gimple_fold_obj_type_ref_known_binfo): Likewise.
66 (gimple_fold_obj_type_ref): Likewise.
67 (fold_gimple_call): Simplify condition for folding virtual calls
68 and call gimple_fold_obj_type_ref.
69 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
70 (gimple_fold_obj_type_ref_known_binfo): Likewise.
72 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
74 * config/rs6000/rs6000-protos.h
75 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
76 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
77 (rs6000_debug_mode_dependent_address)
78 (rs6000_mode_dependent_address_ptr): Likewise.
80 2010-05-13 Jakub Jelinek <jakub@redhat.com>
83 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
85 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
86 * tree-sra.c (create_access_replacement): Call unshare_expr before
87 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
89 * dwarf2out.c: Include tree-flow.h.
90 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
91 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
92 Handle DW_OP_bit_piece.
93 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
94 construct_piece_list, adjust_piece_list): New functions.
95 (add_var_loc_to_decl): Handle SRA optimized variables.
96 Adjust for var_loc_note to loc field renaming.
97 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
99 (new_loc_descr_op_bit_piece): New function.
100 (dw_sra_loc_expr): New function.
101 (dw_loc_list): Use it. Don't handle the last range after the
102 loop, handle it inside of the loop. Adjust for var_loc_note
103 to loc field renaming.
104 (add_location_or_const_value_attribute): Only special case
105 single entry loc lists if loc is NOTE_P. Adjust for
106 var_loc_note to loc field renaming.
107 (dwarf2out_var_location): Don't set newloc->var_loc_note
108 and newloc->next here.
110 2010-05-12 Jan Hubicka <jh@suse.cz>
112 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
114 * cgraph.h (cgraph_only_called_directly_p,
115 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
116 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
117 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
119 * ipa.c (cgraph_remove_unreachable_nodes): Use
120 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
122 * tree-inline.c (copy_bb): Check address_taken flag.
123 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
124 externally_visible flag.
126 2010-05-12 Jason Merrill <jason@redhat.com>
130 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
131 * sdbout.c (plain_type_1): Likewise.
132 * dwarf2out.c (is_base_type): Likewise.
133 (gen_type_die_with_usage): Likewise. Generate
134 DW_TAG_unspecified_type for any LANG_TYPE.
136 2010-05-12 Jan Hubicka <jh@suse.cz>
138 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
140 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
141 (cgraph_clone_edge): Update.
142 (cgraph_node_remove_callees): Remove indirect calls too.
143 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
144 (cgraph_create_indirect_edge): Update prototype.
145 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
146 is_proper_for_analysis.
147 (add_new_function, visited_nodes, function_insertion_hook_holder,
148 get_local_reference_vars_info, mark_address_taken, mark_address,
149 mark_load, mark_store, check_asm_memory_clobber, check_call,
150 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
151 (ipa_init): Do not initialize visited_nodes;
152 function_insertion_hook_holder.
153 (analyze_variable): Rewrite.
154 (analyze_function): Rewrite.
155 (copy_local_bitmap): Remove.
156 (duplicate_node_dat): Do not duplicate local info.
157 (generate_summary): Simplify to only walk cgraph.
158 (write_node_summary_p, ipa_reference_write_summary,
159 ipa_reference_read_summary): Remove.
160 (propagate): Do not remove function insertion;
162 (pass_ipa_reference): NULLify summary handling fields.
163 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
164 (input_edge): Input ecf_flags.
165 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
166 (update_indirect_edges_after_inlining): Ignore edges with unknown
169 2010-05-12 Sriraman Tallam <tmsriram@google.com>
171 * implicit-zee.c: New file.
172 * tree-pass.h (pass_implicit_zee): Declare.
173 * passes.c (init_optimization_passes): Add zee pass.
174 * common.opt (fzee): New flag.
175 * timevar.def (TV_ZEE): Define.
176 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
178 * Makefile.in (implicit-zee.o): Add new build file.
180 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
181 Nathan Froyd <froydnj@codesourcery.com>
183 * c-common.c (sync_resolve_params): Remove write-only variable.
185 2010-05-12 Anatoly Sokolov <aesok@post.ru>
187 * target.h (struct gcc_target): Add mode_dependent_address_p field.
188 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
189 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
190 * targhooks.c (default_mode_dependent_address_p): New function.
191 * targhooks.h (default_mode_dependent_address_p): Declare function.
192 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
193 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
194 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
195 target hook. Change return type to bool.
196 * recog.h: (mode_dependent_address_p): Change return type to bool.
198 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
199 Nathan Froyd <froydnj@codesourcery.com>
201 * tree-mudflap.c (build_function_type_0, build_function_type_1,
202 build_function_type_2, build_function_type_3): Remove.
203 (mudflap_init): Use build_function_type_list.
205 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
206 Nathan Froyd <froydnj@codesourcery.com>
208 * coverage.c (build_fn_info_value): Call build_constructor instead of
209 build_constructor_from_list.
210 (build_ctr_info_value): Likewise.
211 (build_gcov_info): Likewise.
213 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
215 * tree.c (build_constructor): Compute TREE_CONSTANT for the
216 resultant constructor.
217 (build_constructor_single): Don't set TREE_CONSTANT.
218 (build_constructor_from_list): Don't compute TREE_CONSTANT.
220 2010-05-12 Jan Hubicka <jh@suse.cz>
222 * cgraph.h (struct varpool_node): Add aux.
223 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
224 * varpool.c (varpool_remove_node): Do not remove initializer.
225 (varpool_reset_queue): Export.
226 (varpool_finalize_decl): Volatile vars are forced to be output.
227 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
229 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
230 process_references, varpool_can_remove_if_no_refs): New functions.
231 (cgraph_remove_unreachable_nodes): Handle variables too.
233 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
236 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
238 2010-05-12 Jakub Jelinek <jakub@redhat.com>
241 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
242 change value of ORT_TASK.
243 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
244 (omp_notice_threadprivate_variable): New function.
245 (omp_notice_variable): Call it for threadprivate variables.
246 If enclosing ctx is a task, print enclosing task rather than
247 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
248 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
249 if task has untied clause.
252 * dwarf2out.c (base_type_die): Don't add name attribute here.
253 (modified_type_die): Instead of sizetype use
254 its underlying original type. If a DW_TAG_base_type doesn't
255 have name added, add __unknown__.
256 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
257 always call force_type_die instead.
259 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
261 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
262 for __stack_chk_guard.
264 2010-05-11 Jakub Jelinek <jakub@redhat.com>
266 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
267 don't call start_source_file debug hook here...
268 (finish_options): ... but here, after outputting predefined and
269 command line defines and undefs.
272 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
274 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
275 optimizing away empty bb with no successors, move over its
276 footer chain to fallthru predecessor.
277 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
278 (rtl_split_edge): For asm goto call patch_jump_insn even if
279 splitting fallthru edge.
282 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
283 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
284 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
285 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
289 * c-parser.c (c_parser_expression): Mark LHS of a comma
290 expression as read if it is a decl, handled component or
291 COMPOUND_EXPR with that on the RHS.
292 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
293 if it is a decl or handled component.
295 2010-05-11 Jan Hubicka <jh@suse.cz>
297 * lto-symtab.c (lto_symtab_free): New function.
298 * lto-streamer.h (lto_symtab_free): Declare.
300 2010-05-11 Jan Hubicka <jh@suse.cz>
302 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
303 that if function is needed it is reachable.
304 (lto_output_node): See if it the function is reachable or referenced.
305 (output_cgraph): Update call of lto_output_node.
306 * lto-streamer.h (reachable_from_other_partition_p): Declare.
308 2010-05-11 Jan Hubicka <jh@suse.cz>
310 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
313 2010-05-11 Jan Hubicka <jh@suse.cz>
315 PR tree-optimize/44063
316 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
318 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
320 (estimate_function_body_sizes): Compute sizes even when disregarding.
322 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
324 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
326 2010-05-11 Jan Hubicka <jh@suse.cz>
328 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
331 2010-05-11 Jan Hubicka <jh@suse.cz>
333 * matrix-reorg.c (matrix_reorg): Rebuild edges.
335 2010-05-11 Jan Hubicka <jh@suse.cz>
337 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
338 lto_streamer_cache_delete): Put nodes into heap.
339 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
342 2010-05-11 Jan Hubicka <jh@suse.cz>
344 * cgraphbuild.c (cgraph_rebuild_references): New.
345 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
347 * cgraph.h (cgraph_rebuild_references): Declare.
348 * tree-inline.c (tree_function_versioning): Use it.
349 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
351 2010-05-11 Jan Hubicka <jh@suse.cz>
353 * cgraph.c: Include ipa-utils.h
354 (cgraph_create_virtual_clone): Update references.
355 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
357 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
359 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
360 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
363 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
365 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
367 2010-05-11 Jakub Jelinek <jakub@redhat.com>
369 * gcc.c (execute): For -### don't quote arguments that
370 contain just alphanumerics and _/-. characters.
371 * doc/invoke.texi: Document that change for -###.
374 * df-problems.c (struct dead_debug): Add to_rescan field.
375 (dead_debug_init): Clear to_rescan field.
376 (dead_debug_finish): Rescan all debug insns in to_rescan
377 bitmap and free the bitmap.
378 (dead_debug_insert_before): Instead of rescanning debug insns
379 immediately queue their rescanning until dead_debug_finish.
380 (df_note_bb_compute): After dead_debug_add do continue instead
383 2010-05-10 Jakub Jelinek <jakub@redhat.com>
386 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
387 clear also INSN_REG_USE_LIST.
389 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
391 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
393 2010-05-10 Jan Hubicka <jh@suse.cz>
395 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
398 2010-05-10 Jan Hubicka <jh@suse.cz>
400 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
402 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
403 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
404 (lto_streamer_cache_create): Init alloc pool.
405 (lto_streamer_cache_delete): Free alloc pool.
406 * lto-streamer.h: Include alloc pool.
407 (lto_streamer_cache_d): Use alloc pool.
408 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
410 2010-05-10 Jan Hubicka <jh@suse.cz>
412 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
413 * cgraphbuild.c: Include except.h
414 (record_type_list, record_eh_tables): New function.
415 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
417 2010-05-10 Jan Hubicka <jh@suse.cz>
419 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
420 __frame_dummy_init_array_entry, force_to_data): Attribute as used
423 2010-05-10 Michael Matz <matz@suse.de>
425 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
426 (can_reassociate_p): Use FLOAT_TYPE_P.
427 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
428 (vect_force_simple_reduction): ... this.
429 * tree-parloops.c (gather_scalar_reductions): Use
430 vect_force_simple_reduction.
431 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
432 vect_is_simple_reduction, add modify argument, if true rewrite
434 (vect_is_simple_reduction, vect_force_simple_reduction): New
436 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
438 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
439 Vladimir Makarov <vmakarov@redhat.com>
441 PR rtl-optimization/44012
442 * ira-build.c (remove_unnecessary_allocnos): Nullify
443 regno_allocno_map of the removed allocno.
445 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
447 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
449 * configure: Regenerate.
451 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
453 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
455 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
456 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
458 * configure: Regenerate.
460 2010-05-10 Richard Guenther <rguenther@suse.de>
462 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
463 marked if the entry identifier is marked.
465 2010-05-10 Richard Guenther <rguenther@suse.de>
467 * c-common.c (struct c_common_attributes): Add fnspec attribute.
468 (handle_fnspec_attribute): New function.
469 * gimple.h (gimple_call_return_flags): Declare.
470 (gimple_call_arg_flags): Likewise.
471 * gimple.c (gimple_call_arg_flags): New function.
472 (gimple_call_return_flags): Likewise.
473 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
475 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
477 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
478 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
480 (make_heapvar_for): ... this new function.
481 (handle_rhs_call): Handle fnspec attribute argument specifiers.
482 (handle_lhs_call): Likewise.
483 (find_func_aliases): Adjust.
485 2010-05-10 Richard Guenther <rguenther@suse.de>
487 PR tree-optimization/44050
488 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
490 2010-05-10 Wei Guozhi <carrot@google.com>
493 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
495 2010-05-09 Joseph Myers <joseph@codesourcery.com>
498 * c-typeck.c (lookup_field): Take a type directly. Update
500 (build_component_ref): Update call to lookup_field.
501 (set_init_label): Use lookup_field to find initialized field.
502 Handle returned list of fields like a sequence of designators.
504 2010-05-09 Richard Guenther <rguenther@suse.de>
507 * fold-const.c (tree_single_nonzero_warnv_p): Properly
508 handle &FUNCTION_DECL.
510 2010-05-09 Joseph Myers <joseph@codesourcery.com>
513 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
514 structures and unions recursively.
515 (detect_field_duplicates): Move duplicate detection with a hash to
516 detect_field_duplicates_hash. Always use a hash if anonymous
517 structures or unions are present.
518 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
521 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
524 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
525 detect Atom, Core 2 and Core i7.
527 2010-05-09 Richard Guenther <rguenther@suse.de>
529 * gcc.c (store_arg): Handle temporary file deletion for
532 2010-05-09 Richard Guenther <rguenther@suse.de>
535 * ipa-inline.c (estimate_function_body_sizes): Return after
536 disregarding inline limits.
538 2010-05-09 Richard Guenther <rguenther@suse.de>
540 * gcc.c (store_arg): Revert last change.
542 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
545 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
546 (optimize_ops_list): Call it.
548 2010-05-08 Richard Guenther <rguenther@suse.de>
550 PR tree-optimization/44030
551 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
552 NECESSARY flag if we propagate from a inserted expression.
554 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
556 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
557 domain types as equal if they are both PLACEHOLDER_EXPRs.
559 2010-05-08 Richard Guenther <rguenther@suse.de>
561 * lto-wrapper.c (run_gcc): Remove linker output from
562 command line for LTRANS invocation.
564 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
566 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
567 lto-macho as lto_binary_reader.
568 * target.h (struct gcc_target): New hooks lto_start and lto_end.
569 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
570 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
571 in lto_start and lto_end calls.
572 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
574 (scan_prog_file): Update is_elf_or_coff call.
575 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
577 * collect2.c (main): Fix enum comparison.
579 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
581 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
582 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
583 and TARGET_ASM_LTO_END.
584 * darwin.c: Include obstack.h and lto-streamer.h.
585 (lto_section_names_offset, lto_section_names_obstack,
586 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
588 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
589 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
591 (darwin_asm_lto_end): New function. Restore asm_out_file.
592 (darwin_asm_named_section): For LTO sections, replace the name with
593 the offset of the section name in a string table, and build this
595 (darwin_file_start): Initialize global vars for LTO support.
596 (darwin_file_end): If output to asm_out_file was redirected, append it
597 to the proper asm_out_file here. Add the section names section.
599 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
601 * c-pragma.c (pending_weak_d, pending_weak): New.
602 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
603 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
604 handle_pragma_weak): Update the uses of pending_weaks.
606 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
608 PR documentation/44016
609 * doc/standards.texi (Standards): Link to unversioned
610 cxx0x_status.html page.
612 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
615 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
616 in addition to TREE_USED, to avoid "set but unused" warnings.
618 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
620 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
621 (is_loop_prefetching_profitable): Do not insert prefetches
622 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
623 times the prefetch ahead distance.
625 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
627 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
628 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
629 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
632 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
634 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
635 a diagnostic info when the insn-to-mem ratio is too small.
637 2010-05-07 Richard Guenther <rguenther@suse.de>
639 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
641 (store_arg): Queue temp_filename for deletion instead of
644 2010-05-07 Richard Guenther <rguenther@suse.de>
646 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
647 (run_gcc): Handle LTRANS phase invocation.
648 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
650 2010-05-07 Jakub Jelinek <jakub@redhat.com>
652 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
653 this is also meaningful on PARM_DECLs and RESULT_DECLs.
655 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
657 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
659 2010-05-07 Richard Guenther <rguenther@suse.de>
661 PR tree-optimization/44020
662 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
663 code when PRE is not yet initialized.
665 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
667 * config/mips/dbxmdebug.h: Remove.
668 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
670 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
672 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
673 with null pointer and also warn about ordered comparison of zero with
676 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
678 * graphite-blocking.c
679 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
680 * graphite-clast-to-gimple.c
681 (clast_to_gcc_expression): Same.
682 (precision_for_value): Same.
683 (precision_for_interval): Same.
684 (gcc_type_for_interval): Same.
685 (graphite_create_new_guard): Same.
686 (compute_bounds_for_level): Same.
687 (graphite_create_new_loop_guard): Same.
688 * graphite-interchange.c
689 (build_linearized_memory_access): Same.
690 (pdr_stride_in_loop): Same.
691 (memory_strides_in_loop_1): Same.
692 (memory_strides_in_loop): Same.
693 (extend_scattering): Same.
694 (psct_scattering_dim_for_loop_depth): Same.
695 (pbb_number_of_iterations): Same.
697 (debug_iteration_domains): Same.
699 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
700 (ppl_set_inhomogeneous_gmp): Same.
701 (ppl_strip_loop): Same.
702 (ppl_lexico_compare_linear_expressions): Same.
703 (ppl_read_polyhedron_matrix): Same.
704 (ppl_max_for_le_pointset): Same.
706 (ppl_read_polyhedron_matrix): Same.
707 (tree_int_to_gmp): Same.
708 (gmp_cst_to_tree): Same.
709 (ppl_set_inhomogeneous): Same.
710 (ppl_set_inhomogeneous_tree): Same.
711 (ppl_set_coef): Same.
712 (ppl_set_coef_tree): Same.
713 * graphite-sese-to-poly.c
714 (build_pbb_scattering_polyhedrons): Same.
715 (build_scop_scattering): Same.
716 (scan_tree_for_params_right_scev): Same.
717 (scan_tree_for_params): Same.
718 (find_params_in_bb): Same.
719 (find_scop_parameters): Same.
720 (add_upper_bounds_from_estimated_nit): Same.
721 (build_loop_iteration_domains): Same.
722 (add_condition_to_domain): Same.
723 (pdr_add_memory_accesses): Same.
725 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
727 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
728 CLooG's value_* macros to their respective mpz_* counterparts.
729 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
730 (graphite_create_new_loop_guard): Same.
731 * graphite-interchange.c (build_linearized_memory_access): Same.
732 (pdr_stride_in_loop): Same.
733 (memory_strides_in_loop_1): Same.
734 (1st_interchange_profitable_p): Same.
735 * graphite-poly.c (extend_scattering): Same.
736 (psct_scattering_dim_for_loop_depth): Same.
737 (pbb_number_of_iterations): Same.
738 (pbb_number_of_iterations_at_time): Same.
739 * graphite-poly.h (new_1st_loop): Same.
740 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
741 (oppose_constraint): Same.
742 (insert_constraint_into_matrix): Same.
743 (ppl_set_inhomogeneous_gmp): Same.
744 (ppl_set_coef_gmp): Same.
745 (ppl_strip_loop): Same.
746 (ppl_lexico_compare_linear_expressions): Same.
747 (ppl_max_for_le_pointset): Same.
748 (ppl_min_for_le_pointset): Same.
749 (ppl_build_realtion): Same.
750 * graphite-ppl.h (gmp_cst_to_tree): Same.
751 (ppl_set_inhomogeneous): Same.
752 (ppl_set_inhomogeneous_tree): Same.
753 (ppl_set_coef): Same.
754 (ppl_set_coef_tree): Same.
755 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
756 (build_scop_scattering): Same.
757 (add_value_to_dim): Same.
758 (scan_tree_for_params_right_scev): Same.
759 (scan_tree_for_params_int): Same.
760 (scan_tree_for_params): Same.
761 (find_params_in_bb): Same.
762 (find_scop_parameters): Same.
763 (add_upper_bounds_from_estimated_nit): Same.
764 (build_loop_iteration_domains): Same.
765 (create_linear_expr_from_tree): Same.
766 (add_condition_to_domain): Same.
767 (pdr_add_memory_accesses): Same.
769 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
770 Jason Merrill <jason@redhat.com>
772 * c-common.c (c_common_reswords): Add nullptr.
773 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
774 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
775 (gen_type_die_with_usage): Likewise.
776 * dbxout.c (dbxout_type): Likewise.
777 * sdbout.c (plain_type_1): Likewise.
779 2010-05-06 Jason Merrill <jason@redhat.com>
781 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
782 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
784 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
786 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
787 stripping WITH_SIZE_EXPR.
788 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
791 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
793 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
794 list of obsolete configurations.
795 Disabled check for obsolete configurations.
796 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
797 Removed support for previous versions.
798 * config/mips/iris.h: Removed.
799 * config/mips/iris5.h: Removed.
800 * config/mips/iris6.h: Merged old iris.h contents.
801 (TARGET_IRIX): Removed.
802 (DRIVER_SELF_SPECS): Removed mabi=32.
803 (IDENT_ASM_OP): Removed undef.
804 (STARTFILE_SPEC): Removed mabi=32.
805 (ENDFILE_SPEC): Likewise.
806 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
807 (MACHINE_TYPE): Update for IRIX 6.5.
808 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
809 TARGET_IRIX by TARGET_IRIX6.
810 (mips_file_start): Likewise.
811 (mips_output_external): Remove IRIX 5/6 O32 support.
812 (mips_output_function_prologue): Likewise.
813 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
815 (TARGET_CPU_CPP_BUILTINS): Likewise.
816 (TARGET_IRIX): Removed.
817 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
818 (MULTILIB_DIRNAMES): Removed 32.
819 (MULTILIB_OSDIRNAMES): Removed ../lib.
820 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
821 (Specific, mips-sgi-irix5): Document removal.
822 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
823 Remove references to older IRIX 6 releases and the O32 ABI.
825 2010-05-06 Jakub Jelinek <jakub@redhat.com>
828 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
829 instead of DF_REF_REAL_REG.
831 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
834 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
835 handling to still return true for x64 targets.
837 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
839 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
841 2010-05-06 Jan Hubicka <jh@suse.cz>
843 PR tree-optimization/43791
844 * ipa-inline.c (update_caller_keys): Remove bogus
845 disregard_inline_limits check.
847 2010-05-06 Michael Matz <matz@suse.de>
849 PR tree-optimization/43984
850 * tree-ssa-pre.c (inserted_phi_names): Remove.
851 (inserted_exprs): Change to bitmap.
852 (create_expression_by_pieces): Set bits, don't append to vector.
853 (insert_into_preds_of_block): Don't handle inserted_phi_names.
854 (eliminate): Don't look at inserted_phi_names, remove deleted
855 insns from inserted_exprs.
856 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
857 (init_pre, fini_pre): Allocate and free bitmaps.
858 (execute_pre): Insert insns on edges before elimination.
860 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
862 * tree.c (initializer_zerop): Handle STRING_CST.
864 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
867 * doc/invoke.texi (Wimplicit): Document as C only.
868 * opts.c (common_handle_option): Add argument kind.
869 (handle_option): Rename as read_cmdline_option. Factor out code to...
870 (handle_option): ... here. New.
871 (handle_options): Rename as read_cmdline_options.
872 (decode_options): Update call.
873 (set_option): Use option index instead of option pointer. Classify
874 diagnostics correctly.
875 (enable_warning_as_error): Call handle_option.
876 * opts.h (set_option): Update declaration.
877 (handle_option): Declare.
878 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
879 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
880 * c-opts.c (set_Wimplicit): Delete.
881 (c_family_lang_mask): New static constant.
882 (c_common_handle_option): Add argument kind. Use handle_option
883 instead of set_Wimplicit.
884 (c_common_post_options): warn_implicit and warn_implicit_int
885 are disabled by default.
886 * c-common.c (warn_implicit): Do not define here.
887 * c-common.h (warn_implicit): Do not declare here.
888 (c_common_handle_option): Update declaration.
889 * lto-opts.c (lto_reissue_options): Update call to set_option.
891 2010-05-06 Richard Guenther <rguenther@suse.de>
893 PR tree-optimization/43571
894 * domwalk.c (walk_dominator_tree): Walk the dominator
895 sons in more optimal order.
897 2010-05-06 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/43934
900 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
901 (stmt_cost): Likewise.
902 (extract_true_false_args_from_phi): New helper.
903 (determine_max_movement): For PHI nodes verify we can hoist them
904 and compute their cost.
905 (determine_invariantness_stmt): Handle PHI nodes.
906 (move_computations_stmt): Likewise. Hoist PHI nodes in
907 if-converted form using COND_EXPRs.
908 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
909 (tree_ssa_lim): Likewise.
910 * tree-flow.h (tree_ssa_lim): Adjust prototype.
911 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
913 2010-05-06 Richard Guenther <rguenther@suse.de>
915 PR tree-optimization/43987
916 * tree-ssa-structalias.c (could_have_pointers): For possibly
917 address-taken variables force pointers to be recorded.
918 (create_variable_info_for_1): Likewise.
919 (push_fields_onto_fieldstack): Pass in wheter all fields
921 (find_func_aliases): Query types instead of vars whether
922 they contain pointers where appropriate.
924 2010-05-06 Jan Hubicka <jh@suse.cz>
926 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
927 (record_reference, mark_address, mark_load, mark_store): Record
929 (record_references_in_initializer): Update call of record_references.
930 (rebuild_cgraph_edges): Remove all references before rebuiding.
931 * cgraph.c (cgraph_create_node): Clear ref list.
932 (cgraph_remove_node): Remove references.
933 (dump_cgraph_node): Dump references.
934 (cgraph_clone_node): Clone references.
935 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
936 (struct cgraph_node, varpool_node): Add ref_lst.
937 * ipa-ref.c: New file.
938 * ipa-ref.h: New file.
939 * ipa-ref-inline.h: New file.
940 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
941 (referenced_from_other_partition_p): New function.
942 (lto_output_varpool_node): Take set arugment; call
943 referenced_from_other_partition.
944 (lto_output_ref): New.
945 (add_references): New.
947 (output_cgraph): Compute boundary based on references; output refs.
948 (output_varpool): Accept cgraph_node_set argument.
951 (input_cgraph): Call input_refs.
952 * lto-section-in.c (lto_section_name): Add refs.
953 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
954 (ipa-ref.o): New file.
955 * varpool.c (varpool_node): Clear ipa ref list.
956 (varpool_remove_node): Remove references.
957 (dump_varpool_node): Dump references.
958 (varpool_assemble_decl): Only compile finalized ones.
959 (varpool_extra_name_alias): Initialize ref list.
960 * lto-streamer.c (lto-get_section_name): Add .refs section.
961 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
962 (referenced_from_other_partition_p): Declared.
964 2010-05-06 Ira Rosen <irar@il.ibm.com>
966 PR tree-optimization/43901
967 * tree-vect-stmts.c (vectorizable_call): Assert that vector
968 type is not NULL if it's transformation phase, and return
969 FALSE if it's analysis.
970 (vectorizable_conversion, vectorizable_operation,
971 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
973 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
975 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
977 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
979 * config/mips/mips-protos.h
980 (mips_small_register_classes_for_mode_p): Delete prototype.
982 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
984 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
985 * config/arm/arm.c (multiple_operation_profitable_p,
986 compute_offset_order): New static functions.
987 (load_multiple_sequence, store_multiple_sequence): Use them.
988 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
989 memory offsets, not register numbers.
990 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
992 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
994 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
995 (get_pending_sizes, put_pending_size, put_pending_sizes):
996 Update the uses of pending_sizes.
997 * c-decl.c (store_parm_decls): Likewise.
998 * c-tree.h (struct c_arg_info): Likewise.
999 * tree.h: Update the prototype for get_pending_sizes and
1002 2010-05-05 Jason Merrill <jason@redhat.com>
1005 * c-common.c (handle_aligned_attribute): Respect
1006 ATTR_FLAG_TYPE_IN_PLACE.
1009 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1010 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1011 (TARGET_INITIALIZER): Use it.
1012 * c-common.c (attribute_takes_identifier_p): Call it.
1013 * c-common.h: Update prototype.
1014 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1015 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1017 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1020 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1021 DW_ID_down_case for Fortran compilation units.
1023 2010-05-05 Jan Hubicka <jh@suse.cz>
1025 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1028 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1030 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1031 a variable-sized RESULT_DECL.
1033 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1035 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1037 2010-05-05 Jason Merrill <jason@redhat.com>
1040 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1042 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1044 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1045 Jakub Jelinek <jakub@redhat.com>
1048 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1049 (dead_debug_init, dead_debug_finish): New functions.
1050 (dead_debug_add, dead_debug_insert_before): Likewise.
1051 (df_note_bb_compute): Initialize a dead_debug object, add dead
1052 debug uses to it, insert debug bind insns before death insns,
1053 reset debug insns that refer to pending uses at the end.
1054 * rtl.h (make_debug_expr_from_rtl): New prototype.
1055 * varasm.c (make_debug_expr_from_rtl): New function.
1057 2010-05-05 Jan Hubicka <jh@suse.cz>
1059 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1060 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1061 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1062 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1063 lto_varpool_encoder_encode_initializer_p,
1064 lto_set_varpool_encoder_encode_initializer): New functions.
1065 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1066 call output_varpool.
1067 (input_varpool_node): Do not always set analyzed.
1068 (input_cgraph_1): Return vector of cgraph nodes.
1069 (input_varpool_1): Return vector of varpools.
1070 (input_cgraph): Free the vectors.
1071 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1072 output only initializers needed.
1073 (lto_output): Only call output_cgraph.
1074 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1075 * lto-section-out.c (lto_new_out_decl_state): Initialize
1076 state->varpool_node_encoder.
1077 * lto-streamer.h (lto_varpool_encoder_d): New.
1078 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1079 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1080 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1081 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1082 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1084 (output_varpool, input_varpool): Remove declarations.
1086 2010-05-05 Jan Hubicka <jh@suse.cz>
1088 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1089 with body can prevail.
1091 2010-05-05 Jan Hubicka <jh@suse.cz>
1093 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1096 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1098 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1100 * gengtype.h (erro_at_line): Constify pos argument.
1102 * gengtype.c: Include hashtab.h.
1103 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1104 (error_at_line): Constify pos argument.
1105 (do_typedef): Initialize p->opt field.
1106 (get_file_gtfilename): Fix comment typo.
1107 (struct walk_type_data): Constify line field.
1108 (get_output_file_for_structure): New function.
1109 (write_local_func_for_structure): Constify orig_s argument.
1110 Use get_output_file_for_structure.
1111 (write_func_for_structure): Use get_output_file_for_structure.
1112 (INDENT): New define.
1113 (dump_pair, dump_type, dump_type_list, dump_typekind)
1114 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1115 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1117 (seen_types): New variable.
1118 (main): New variable do_dump. Process "-d" command line option.
1119 Call dump_everything if dump requested.
1121 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1123 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1124 in a temporary instead of invoking the macro multiple times.
1125 (track_expr_p): Likewise.
1127 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1129 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1131 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1132 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1133 conditions for printing notes.
1134 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1135 true, update documentation.
1136 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1138 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1141 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1144 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1147 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1148 (*sse_prologue_save_insn1): Likewise.
1149 (SSE prologue save splitter): Likewise.
1151 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1153 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1154 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1155 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1156 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1157 all decls. Call it on DECL_FIELD_OFFSET of fields.
1158 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1159 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1161 2010-05-04 Martin Jambor <mjambor@suse.cz>
1163 * tree-sra.c (build_access_from_expr_1): The first parameter type
1164 changed to simple tree.
1165 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1166 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1168 (build_accesses_from_assign): Removed all parameters except for a
1169 simple gimple statement. Now returns a simple bool.
1170 (scan_function): All non-analysis parts moved to separate functions
1171 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1172 parameters and updated both callers.
1173 (sra_modify_expr): Removed parameter data.
1174 (sra_modify_function_body): New function.
1175 (perform_intra_sra): Call sra_modify_function_body to modify the
1177 (replace_removed_params_ssa_names): Parameter data changed into
1179 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1180 changed the parameter dont_convert to convert with the opposite
1182 (sra_ipa_modify_assign): Parameter data changed into adjustments
1183 vector, return value changed to bool.
1184 (ipa_sra_modify_function_body): New function.
1185 (sra_ipa_reset_debug_stmts): Updated a comment.
1186 (modify_function): Use ipa_sra_modify_function_body to modify function
1189 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1192 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1193 (canon_true_dependence): Likewise.
1194 (write_dependence_p): Likewise.
1196 2010-05-04 Jan Hubicka <jh@suse.cz>
1198 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1199 * cgraphbuild.c: Include ipa-utils.h
1200 (record_reference_ctx): New struct.
1201 (record_reference): Simplify to work on initializers; not statements.
1202 (mark_address, mark_load, mark_store): New.
1203 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1205 (record_references_in_initializer): Update use of record_reference.
1206 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1209 2010-05-04 Jan Hubicka <jh@suse.cz>
1211 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1212 node will be removed anyway.
1213 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1214 relink aliases of node into prevailing node.
1215 * varpool.c (varpool_remove_node): Remove aliases properly;
1216 when removing node, remove all its aliases too; remove DECL_INITIAL
1217 of removed node; ggc_free the varpool node.
1219 2010-05-04 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/43879
1222 * tree-ssa-structalias.c (alias_get_name): Use
1223 DECL_ASSEMBLER_NAME if available.
1224 (create_function_info_for): Return the varinfo node.
1225 (ipa_pta_execute): Associate same-body aliases and extra names
1226 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1228 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1230 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1232 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1235 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1236 only if HONOR_REG_ALLOC_ORDER is not defined.
1238 2010-05-04 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/43949
1241 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1244 2010-04-26 Jason Merrill <jason@redhat.com>
1246 * c.opt (-fstrict-enums): New.
1247 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1249 2010-05-03 David Ung <davidu@mips.com>
1250 James E. Wilson <wilson@codesourcery.com>
1252 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1253 emit the trap instruction before the divide for TUNE_74K.
1255 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1257 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1258 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1259 based on the above, for new target hook.
1261 * hooks.c (hook_bool_mode_true): New generic hook.
1262 * hooks.h (hook_bool_mode_true): Add prototype.
1264 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1266 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1267 target hook, set to hook_bool_mode_false.
1268 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1269 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1270 with targetm.small_register_classes_for_mode_p.
1271 (find_reusable_reload): Likewise.
1272 (combine_reloads): Likewise.
1273 * reload1.c (reload_as_needed): Likewise.
1274 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1275 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1276 dead_or_predicable): Likewise.
1277 * regmove.c (optimize_reg_copy_1): Likewise.
1278 * calls.c (prepare_call_address): Likewise.
1279 (precompute_register_parameters): Likewise.
1281 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1283 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1284 implementation of the hook that considers all register classes
1285 small except for SH64.
1286 (sh_override_options): Use the new hook.
1287 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1290 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1292 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1293 implementation of the hook that considers all register classes
1295 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1298 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1300 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1301 implementation of the hook that considers all register classes
1303 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1306 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1308 * config/m32c/m32c.h: Likewise.
1309 * config/pdp11/pdp11.h: Likewise.
1310 * config/avr/avr.h: Likewise.
1311 * config/xtensa/xtensa.h: Likewise.
1312 * config/m68hc11/m68hc11.h: Likewise.
1313 * config/mn10300/mn10300.h: Likewise.
1314 * config/mcore/mcore.h: Likewise.
1315 * config/h8300/h8300.h: Likewise.
1316 * config/bfin/bfin.h: Likewise.
1318 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1319 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1321 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1323 * double-int.h (tree_to_double_int): Remove macro.
1324 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1325 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1326 (tree_to_double_int): New function.
1327 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1329 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1331 2010-05-03 Richard Guenther <rguenther@suse.de>
1333 PR tree-optimization/43971
1334 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1335 constraints in the !flag_delete_null_pointer_checks case.
1337 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1340 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1341 result mode matches original rtl mode.
1343 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1346 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1348 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1350 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1351 when processing flag options.
1353 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1355 * gcov-iov.c (main): Change format string placeholder
1356 from %#08x to 0x%08x.
1357 * genchecksum.c (dosum): Change format string placeholder
1358 from %#02x to 0x%02x.
1360 2010-05-02 Richard Guenther <rguenther@suse.de>
1362 PR tree-optimization/43879
1363 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1365 2010-05-02 Bruno Haible <bruno@clisp.org>
1367 * doc/extend.texi (Function Attributes): Fix a typo.
1369 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1372 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1373 placeholder from 0x%x to %#x.
1374 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1375 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1376 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1377 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1378 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1379 * config/i386/i386.c (ix86_target_string): Ditto.
1380 * config/i386/i386.c (output_pic_addr_const): Ditto.
1381 (print_operand): Ditto.
1383 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1385 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1386 placeholder from 0x%x to %#x.
1387 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1388 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1389 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1390 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1391 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1392 * optc-gen.awk: Ditto.
1393 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1394 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1395 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1396 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1398 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1400 * target.h (struct calls): Add function_value_regno_p field.
1401 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1402 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1403 * targhooks.c (default_function_value_regno_p): New function.
1404 * targhooks.h (default_function_value_regno_p): Declare function.
1405 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1406 * builtins.c. (apply_result_size): (Ditto.).
1407 * combine.c. (likely_spilled_retval_p): (Ditto.).
1408 * mode-switching.c. Include 'target.h'.
1409 (create_pre_exit): Use function_value_regno_p hook.
1410 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1411 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1412 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1414 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1415 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1416 (ix86_function_value_regno_p): Declare as static, change argument
1417 type to const unsigned int.
1418 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1420 2010-05-01 Richard Guenther <rguenther@suse.de>
1422 PR tree-optimization/43949
1423 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1425 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1427 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1429 * rtl.h (CONST_DOUBLE_P): Define.
1430 (rtx_to_double_int): Declare.
1431 * emit-rtl.c (rtx_to_double_int): New function.
1432 * dwarf2out.c (insert_double): New function.
1433 (loc_descriptor, add_const_value_attribute): Clean up, use
1434 rtx_to_double_int and insert_double functions.
1436 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1438 * doc/extend.texi (Inline): Add missing return keyword to examples.
1439 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1442 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1444 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1445 the variable part of the offset as well. Use highest_pow2_factor for
1446 all alignment checks.
1448 2010-04-30 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/43879
1451 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1454 2010-04-30 Jan Hubicka <jh@suse.cz>
1456 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1458 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1460 2010-04-30 Jan Hubicka <jh@suse.cz>
1462 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1464 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1465 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1466 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1467 cgraph_node_set_needs_ltrans_p): Remove.
1469 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1471 * sdbout.c: Include vec.h, do not include varray.h.
1472 (deferred_global_decls, sdbout_global_decl,
1473 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1474 * toplev.c: Do not include varray.h.
1475 (dump_memory_report): Do not dump VARRAY statistics.
1476 * gengtype.c (open_base_file): Ignore varray.h.
1477 * Makefile.in: Update for abovementioned changes.
1478 Remove all traces of varray.c and varray.h.
1479 * varray.c: Remove file.
1480 * varray.h: Remove file.
1482 2010-04-30 Jan Hubicka <jh@suse.cz>
1484 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1487 2010-04-30 Jan Hubicka <jh@suse.cz>
1489 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1492 2010-04-30 Richard Guenther <rguenther@suse.de>
1494 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1495 constraints for CONSTRUCTOR.
1497 2010-04-30 Richard Guenther <rguenther@suse.de>
1500 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1501 first after all lowering passes.
1503 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1505 * toplev.c: Include varray.h for statistics dumping.
1506 * tree.h: Do not declare varray_head_tag.
1507 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1508 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1509 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1510 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1511 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1512 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1513 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1514 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1516 * Makefile.in: Update for abovementioned changes.
1518 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1521 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1523 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1525 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1526 Use this function to do machine-specific conversion.
1527 (picochip_legitimize_reload_address): Likewise.
1528 (picochip_legitimate_address_p): Check valid base register only if
1530 (picochip_check_conditional_copy): Check for modw only if opnd is
1532 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1533 to call the function in c.
1534 * config/picochip/picochip-protos.h
1535 (picochip_legitimize_reload_address): Define.
1536 * config/picochip/picochip.md (supported_compare1): Define.
1538 2010-04-30 Jan Hubicka <jh@suse.cz>
1540 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1541 (cgraph_global_info): Remove inlined.
1542 (LTO_cgraph_tag_names): Remove.
1543 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1544 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1545 simplify cgraph tags and document.
1546 (lto_output_node): Use only LTO_cgraph_unavail_node and
1547 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1548 for_functions_valid, global info, process and output flags.
1549 (input_overwrite_node): Initialize estimated stack size and
1550 estimated growth. Do not read flags we no longer store.
1551 (input_node): Likewise do not read info no longer stored.
1552 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1555 2010-04-30 Richard Guenther <rguenther@suse.de>
1557 PR tree-optimization/43879
1558 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1559 handle non-zero initializers.
1561 2010-04-30 Richard Guenther <rguenther@suse.de>
1563 * builtins.c (fold_builtin_1): Delete free (0).
1565 2010-04-29 Jan Hubicka <jh@suse.cz>
1567 * gengtype.c (open_base_files): Add lto-streamer.h
1568 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1569 (pass_ipa_cp): GGC collect.
1570 * toplev. (compile_file): Do not output symbols.
1571 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1572 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1573 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1574 * lto-section-in.c: Include ggc.h
1575 (lto_new_in_decl_state): Alloc in GGC.
1576 (lto_delete_in_decl_state): Likewise.
1577 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1580 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1583 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1584 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1585 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1586 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1587 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1588 account only if HONOR_REG_ALLOC_ORDER is not defined.
1589 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1590 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1592 2010-04-29 Jon Grant <04@jguk.org>
1594 * collect2.c (vflag): Change type from int to bool.
1596 (helpflag): New global bool.
1597 (main): Set vflag and debug with boolean, not integer truth values.
1598 Accept new "--help" option and output usage text if found.
1599 * collect2.h (vflag): Update prototype.
1602 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1605 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1607 2010-04-29 Richard Guenther <rguenther@suse.de>
1610 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1611 with ATTRIBUTE_UNUSED.
1613 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1616 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1617 INSN_P with NONDEBUG_INSN_P.
1618 (distance_non_agu_define): Likewise.
1619 (distance_agu_use): Likewise.
1621 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1623 From Dominique d'Humieres <dominiq@lps.ens.fr>
1625 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1628 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1630 * plugin.h (invoke_plugin_callbacks): New inline function.
1631 * plugin.c (flag_plugin_added): New global flag.
1632 (add_new_plugin): Initialize above flag.
1633 (invoke_plugin_callbacks): Rename to ...
1634 (invoke_plugin_callbacks_full): ... this.
1636 2010-04-28 Jan Hubicka <jh@suse.cz>
1638 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1639 (lto_varpool_replace_node): New.
1640 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1641 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1642 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1643 * cgraph.h (varpool_node_ptr): New type.
1644 (varpool_node_ptr): New vector.
1645 (varpool_node_set_def): New structure.
1646 (varpool_node_set): New type.
1647 (varpool_node_set): New vector.
1648 (varpool_node_set_element_def): New structure.
1649 (varpool_node_set_element, const_varpool_node_set_element): New types.
1650 (varpool_node_set_iterator): New type.
1651 (varpool_node): Add prev pointers, add used_from_other_partition,
1653 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1654 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1655 varpool_get_node, varpool_remove_node): Declare.
1656 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1657 varpool_node_set_size): New inlines.
1658 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1659 * tree-pass.h (varpool_node_set_def): Forward declare.
1660 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1661 (ipa_write_optimization_summaries): Update prototype.
1662 * ipa-cp.c (ipcp_write_summary): Update.
1663 * ipa-reference.c (ipa_reference_write_summary): Update.
1664 * lto-cgraph.c (lto_output_varpool_node): New static function.
1665 (output_varpool): New function.
1666 (input_varpool_node): New static function.
1667 (input_varpool_1): New function.
1668 (input_cgraph): Input varpool.
1669 * ipa-pure-const.c (pure_const_write_summary): Update.
1670 * lto-streamer-out.c (lto_output): Update, output varpool too.
1671 (write_global_stream): Kill WPA hack.
1672 (produce_asm_for_decls): Update.
1673 (output_alias_pair_p): Handle variables.
1674 (output_unreferenced_globals): Output only needed partition of varpool.
1675 * ipa-inline.c (inline_write_summary): Update.
1676 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1678 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1679 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1680 varpool_node_set_new, varpool_node_set_add,
1681 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1682 debug_varpool_node_set): New functions.
1683 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1684 (execute_one_pass): Process new decls too.
1685 (ipa_write_summaries_2): Pass around vsets.
1686 (ipa_write_summaries_1): Likewise.
1687 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1689 (ipa_write_optimization_summaries_1): Pass around vsets.
1690 (ipa_write_optimization_summaries): Likewise.
1691 * varpool.c (varpool_get_node): New.
1692 (varpool_node): Update doubly linked lists.
1693 (varpool_remove_node): New.
1694 (dump_varpool_node): More dumping.
1695 (varpool_enqueue_needed_node): Update doubly linked lists.
1696 (decide_is_variable_needed): Kill ltrans hack.
1697 (varpool_finalize_decl): Kill lto hack.
1698 (varpool_assemble_decl): Skip decls in other partitions.
1699 (varpool_assemble_pending_decls): Update doubly linkes lists.
1700 (varpool_empty_needed_queue): Likewise.
1701 (varpool_extra_name_alias): Likewise.
1702 * lto-streamer.c (lto_get_section_name): Add vars section.
1703 * lto-streamer.h (lto_section_type): Update.
1704 (output_varpool, input_varpool): Declare.
1706 2010-04-28 Mike Stump <mikestump@comcast.net>
1708 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1710 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1712 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1713 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1714 (lto_input_ts_type_tree_pointers): Likewise.
1715 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1716 (lto_output_ts_type_tree_pointers): Likewise.
1718 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1720 Uniquization of constants at the Tree level
1721 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1722 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1724 (tree_output_constant_def): Declare.
1725 * gimplify.c (gimplify_init_constructor): When using block copy, first
1726 uniquize the constant constructor on the RHS.
1727 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1728 DECL_IN_CONSTANT_POOL flag.
1729 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1730 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1732 (assemble_variable): Deal with symbols belonging to the tree constant
1734 (get_constant_section): Add ALIGN parameter and simplify.
1735 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1736 (assemble_constant_contents): Use the expression of the VAR_DECL.
1737 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1738 (tree_output_constant_def): New global function.
1739 (mark_constant): Use the expression of the VAR_DECL.
1740 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1742 (output_object_block): Likewise and assemble the expression.
1744 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1746 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1747 hash_tree, eq_tree): New tree hash table.
1748 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1749 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1750 lto_orig_address_remove): Reimplement.
1752 2010-04-28 Xinliang David Li <davidxl@google.com>
1755 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1756 (compute_uninit_opnds_pos): New function.
1757 (is_non_loop_exit_postdominating): New function.
1758 (compute_control_dep_chain): New function.
1759 (find_pdom): New function.
1760 (convert_control_dep_chain_into_preds): New function.
1761 (find_predicates): New function.
1762 (find_control_equiv_block): New function.
1763 (collect_phi_def_edges): New function.
1764 (find_def_preds): New function.
1765 (find_dom): New function.
1766 (dump_predicates): New function.
1767 (get_cmp_code): New function.
1768 (is_value_included_in): New function.
1769 (find_matching_predicate_in_rest_chains): New function.
1770 (use_pred_not_overlap_with_undef_path_pred): New function.
1771 (is_use_properly_guarded): New function.
1772 (normalize_cond_1): New function.
1773 (is_and_or_or): New function.
1774 (normalize_cond): New function.
1775 (is_gcond_subset_of): New function.
1776 (is_subset_of_any): New function.
1777 (is_or_set_subset_of): New function.
1778 (is_and_set_subset_of): New function.
1779 (is_norm_cond_subset_of): New function.
1780 (is_pred_expr_subset_of): New function.
1781 (is_pred_chain_subset_of): New function.
1782 (is_included_in): New function.
1783 (is_superset_of): New function.
1784 (find_uninit_use): New function.
1785 (warn_uninitialized_phi): New function.
1786 (compute_possibly_undefined_names): New function.
1787 (ssa_undefined_value_p): New function.
1788 (execute_late_warn_uninitialized): New function.
1789 * tree-ssa.c (ssa_undefined_value_p): Removed.
1790 (warn_uninit): Changed to extern.
1791 (warn_uninitialized_phi): Removed.
1792 (warn_uninitialized_vars): Changed to extern.
1793 (execute_late_warn_uninitialized): Removed
1794 * tree-flow.h: Add new prototypes.
1795 * timevar.def: Add new time variable.
1796 * Makefile.in: Add new build file.
1798 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1800 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1803 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1806 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1808 2010-04-28 Martin Jambor <mjambor@suse.cz>
1810 * cgraph.h (struct cgraph_node): New field indirect_calls.
1811 (struct cgraph_indirect_call_info): New type.
1812 (struct cgraph_edge): Removed field indirect_call. New fields
1813 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1814 (cgraph_create_indirect_edge): Declare.
1815 (cgraph_make_edge_direct): Likewise.
1816 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1817 * ipa-prop.h (struct ipa_param_call_note): Removed.
1818 (struct ipa_node_params): Removed field param_calls.
1819 (ipa_create_all_structures_for_iinln): Declare.
1820 * cgraph.c: Described indirect edges and uids in initial comment.
1821 (cgraph_add_edge_to_call_site_hash): New function.
1822 (cgraph_edge): Search also among the indirect edges, use
1823 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1824 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1825 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1827 (initialize_inline_failed): Assign a reason to indirect edges.
1828 (cgraph_create_edge_1): New function.
1829 (cgraph_create_edge): Moved some functionality to
1830 cgraph_create_edge_1.
1831 (cgraph_create_indirect_edge): New function.
1832 (cgraph_edge_remove_callee): Add an assert checking for
1834 (cgraph_edge_remove_caller): Special-case indirect edges.
1835 (cgraph_remove_edge): Likewise.
1836 (cgraph_set_edge_callee): New function.
1837 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1838 (cgraph_make_edge_direct): New function.
1839 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1840 the declaration of the call statement matches.
1841 (cgraph_node_remove_callees): Special-case indirect edges.
1842 (cgraph_clone_edge): Likewise.
1843 (cgraph_clone_node): Clone also the indirect edges.
1844 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1845 indirect_call, dump count of indirect_calls edges.
1846 * ipa-prop.c (iinlining_processed_edges): New variable.
1847 (ipa_note_param_call): Create indirect edges instead of
1848 creating notes. New parameter node.
1849 (ipa_analyze_call_uses): New parameter node, pass it on to
1850 ipa_note_param_call.
1851 (ipa_analyze_stmt_uses): Likewise.
1852 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1853 (print_edge_addition_message): Work on edges rather than on notes.
1854 (update_call_notes_after_inlining): Likewise, renamed to
1855 update_indirect_edges_after_inlining.
1856 (ipa_create_all_structures_for_iinln): New function.
1857 (ipa_free_node_params_substructures): Do not free notes.
1858 (ipa_edge_duplication_hook): Propagate bits within
1859 iinlining_processed_edges bitmap.
1860 (ipa_node_duplication_hook): Do not duplicate notes.
1861 (free_all_ipa_structures_after_ipa_cp): Renamed to
1862 ipa_free_all_structures_after_ipa_cp.
1863 (free_all_ipa_structures_after_iinln): Renamed to
1864 ipa_free_all_structures_after_iinln.
1865 (ipa_write_param_call_note): Removed.
1866 (ipa_read_param_call_note): Removed.
1867 (ipa_write_indirect_edge_info): New function.
1868 (ipa_read_indirect_edge_info): Likewise.
1869 (ipa_write_node_info): Do not stream notes, do stream information
1871 (ipa_read_node_info): Likewise.
1872 (lto_ipa_fixup_call_notes): Removed.
1873 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1874 * ipa-inline.c (pass_ipa_inline): Likewise.
1875 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1876 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1877 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1879 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1881 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1882 (output_cgraph): Stream also indirect edges.
1883 (lto_output_edge): Added capability to stream indirect edges.
1884 (input_edge): Likewise.
1885 (input_cgraph_1): Likewise.
1886 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1889 2010-04-28 Richard Guenther <rguenther@suse.de>
1891 PR tree-optimization/43879
1892 PR tree-optimization/43909
1893 * tree-ssa-structalias.c (struct variable_info): Add
1894 only_restrict_pointers flag.
1895 (new_var_info): Initialize it. Increment stats.total_vars here.
1896 (create_function_info_for): Do not increment stats.total_vars here.
1897 (get_function_part_constraint): Fix build with C++.
1898 (insert_into_field_list): Remove.
1899 (push_fields_onto_fieldstack): Properly merge fields.
1900 (create_variable_info_for): Split and simplify.
1901 (create_variable_info_for_1): New piece.
1902 (intra_create_variable_infos): Properly make restrict constraints
1905 2010-04-28 Richard Guenther <rguenther@suse.de>
1908 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1910 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1911 Jan Hubicka <hubicka@ucw.cz>
1913 * doc/invoke.texi (-Wsuggest-attribute=const,
1914 -Wsuggest-attribute=pure): Document.
1915 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1916 (function_always_visible_to_compiler_p,
1917 suggest_attribute, warn_function_pure, warn_function_const):
1919 (check_call): Improve debug info.
1920 (analyze_function): Do not check availability.
1921 (add_new_function): Check availability.
1922 (propagate): Output warnings.
1923 (skip_function_for_local_pure_const): New function.
1924 (local_pure_const): Use it; output warnings.
1925 * common.opt (Wsuggest-attribute=const,
1926 Wsuggest-attribute=pure): New.
1928 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1930 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1931 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1932 or DW_CFA_def_cfa_offset{,_sf}.
1934 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1936 * tree.h: Fix truncated long macros.
1938 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1940 * collect2.c (TARGET_64BIT): Redefine to target's default.
1941 * tlink.c: Likewise.
1942 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1943 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1944 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1945 for underscoring __USER_LABEL_PREFIX__.
1946 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1947 (SUB_LINK_ENTRY32): New.
1948 (SUB_LINK_ENTRY64): New.
1949 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1950 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1951 (SUB_LINK_ENTRY64): New.
1952 (SUB_LINK_ENTRY): New.
1953 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1954 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1955 x64 target is choosen.
1956 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1957 * configure: Regenerated.
1958 * configure.ac (leading-mingw64-underscores): Option added.
1960 2010-04-27 Jan Hubicka <jh@suse.cz>
1962 * doc/invoke.texi (-fipa-profile): Document.
1963 * opts.c (decode_options): Enable ipa-profile at -O1.
1964 * timevar.def (TV_IPA_PROFILE): Define.
1965 * common.opt (fipa-profile): Add.
1966 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1968 (cgraph_propagate_frequency): Handle only local ones.
1969 * tree-pass.h (pass_ipa_profile): Declare.
1970 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1971 (pass_ipa_profile): Use TV_IPA_PROFILE.
1972 * ipa.c (ipa_profile): New function.
1973 (gate_ipa_profile): Likewise.
1974 (pass_ipa_profile): New global variable.
1975 * passes.c (pass_ipa_profile): New.
1977 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1979 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1981 2010-04-27 Martin Jambor <mjambor@suse.cz>
1984 * ipa.c (dissolve_same_comdat_group_list): New function.
1985 (function_and_variable_visibility): Call
1986 dissolve_same_comdat_group_list when comdat group contains external or
1988 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1989 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1991 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1993 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1994 (const_hash_1) <VECTOR_CST>: New case.
1995 (compare_constant) <VECTOR_CST>: Likewise.
1996 <ADDR_EXPR>: Deal with LABEL_REFs.
1997 (copy_constant) <VECTOR_CST>: New case.
1999 2010-04-27 Jan Hubicka <jh@suse.cz>
2001 * cgraph.c (cgraph_propagate_frequency): New function.
2002 * cgraph.h (cgraph_propagate_frequency): Declare.
2003 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2004 cgraph_propagate_frequency.
2006 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2008 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2010 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2013 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2014 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2015 here to determine which regs to push and how much stack to reserve.
2017 2010-04-27 Jie Zhang <jie@codesourcery.com>
2019 * doc/gimple.texi (gimple_statement_with_ops): Remove
2020 addresses_taken field.
2021 (gimple_statement_with_memory_ops): Likewise.
2023 2010-04-27 Jan Hubicka <jh@suse.cz>
2025 * tree-inline.c (eni_inlining_weights): Remove.
2026 (estimate_num_insns): Special case more builtins.
2028 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2031 * c-typeck.c (build_binary_op): Move forward check for comparison
2032 pointer with null pointer constant and adjust the diagnostic message.
2034 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2037 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2038 binutils supports extended .section directive needed by LTO, or
2039 warn if older binutils found.
2040 (LTO_BINARY_READER): New AC_SUBST'd variable.
2041 (LTO_USE_LIBELF): Likewise.
2042 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2044 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2045 (LTO_USE_LIBELF): Likewise.
2046 * configure: Regenerate.
2048 * collect2.c (is_elf): Rename from this ...
2049 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2050 object files in addition to ELF-formatted ones.
2051 (scan_prog_file): Caller updated. Also allow for LTO info marker
2052 symbol to be prefixed or not by an extra underscore.
2054 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2055 * config/i386/winnt.c: Also #include lto-streamer.h
2056 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2058 (i386_pe_asm_output_aligned_decl_common): Add comment.
2059 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2061 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2064 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2065 Add missing earlyclobber for second alternative.
2067 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2069 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2070 bits for artificial defs at the top of the block.
2071 * fwprop.c (single_def_use_enter_block): Don't call it.
2073 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2076 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2077 instead of "$gcc_cv_objdump -T".
2078 Use "-undefined dynamic_lookup" on darwin.
2079 * gcc/configure: Regenerate.
2081 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2084 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2086 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2088 * c-parser.c (struct c_token): Move location field up.
2089 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2090 (struct c_declspecs): Convert typespec_word, storage_class, and
2091 default_int_p into bitfields.
2092 (struct c_declarator): Move loc field up.
2094 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2096 * cfgloop.h (struct loop): Move can_be_parallel field up.
2097 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2098 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2100 (struct iv_cand): Convert pos field into a bitfield.
2101 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2103 (struct _stmt_vec_info): Shuffle fields for better packing.
2105 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2107 * varasm.c (IN_NAMED_SECTION): Remove guard.
2108 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2109 (IN_NAMED_SECTION_P): ...this.
2110 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2111 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2113 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2115 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2116 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2117 of shadowing it. Fix comments.
2119 2010-04-26 Jan Hubicka <jh@suse.cz>
2121 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2122 (cgraph_clone_node): Copy function frequency.
2123 * cgraph.h (node_frequency): New enum
2124 (struct cgraph_node): Add.
2125 * final.c (rest_of_clean_state): Update.
2126 * lto-cgraph.c (lto_output_node): Output node frequency.
2127 (input_overwrite_node): Input node frequency.
2128 * tre-ssa-loop-ivopts (computation_cost): Update.
2129 * lto-streamer-out.c (output_function): Do not output function
2131 * predict.c (maybe_hot_frequency_p): Update and handle functions
2133 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2135 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2136 (compute_function_frequency): Set noreturn functions to be executed
2138 (choose_function_section): Update.
2139 * lto-streamer-in.c (input_function): Do not input function frequency.
2140 * function.c (allocate_struct_function): Do not initialize function
2142 * function.h (function_frequency): Remove.
2143 (struct function): Remove function frequency.
2144 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2145 (try_update): Update.
2146 * tree-inline.c (initialize_cfun): Do not update function frequency.
2147 * passes.c (pass_init_dump_file): Update.
2148 * i386.c (ix86_compute_frame_layout): Update.
2149 (ix86_pad_returns): Update.
2151 2010-04-26 Jie Zhang <jie@codesourcery.com>
2153 PR tree-optimization/43833
2154 * tree-vrp.c (range_int_cst_p): New.
2155 (range_int_cst_singleton_p): New.
2156 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2157 when both operands are constants. Use range_int_cst_p in
2160 2010-04-26 Jan Hubicka <jh@suse.cz>
2162 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2164 2010-04-26 Richard Guenther <rguenther@suse.de>
2167 * gimple.c (gimple_decl_printable_name): Deal gracefully
2168 with a NULL DECL_NAME.
2170 2010-04-26 Richard Guenther <rguenther@suse.de>
2173 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2174 if emitting debug information and it is either a function
2175 or a namespace decl.
2177 2010-04-26 Ira Rosen <irar@il.ibm.com>
2179 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2180 determine if the statement is vectorizable, and a macro to access it.
2181 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2182 Skip statements that can't be vectorized. If the analysis fails,
2183 mark the statement as unvectorizable if vectorizing basic block.
2184 (vect_compute_data_refs_alignment): Likewise.
2185 (vect_verify_datarefs_alignment): Skip statements marked as
2186 unvectorizable. Add print.
2187 (vect_analyze_group_access): Skip statements that can't be
2188 vectorized. If the analysis fails, mark the statement as
2189 unvectorizable if vectorizing basic block.
2190 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2191 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2192 generated stmts for SLP.
2193 (new_stmt_vec_info): Initialize the new field.
2194 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2195 statements marked as unvectorizable.
2197 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2199 * c-common.c (flag_isoc1x): New.
2200 (flag_isoc99): Update comment.
2201 * c-common.h (flag_isoc1x): New.
2202 (flag_isoc99): Update comment.
2203 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2204 __<type>_DECIMAL_DIG__.
2205 * c-opts.c (set_std_c1x): New.
2206 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2207 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2208 * c.opt (-std=c1x, -std=gnu1x): New options.
2209 * doc/cpp.texi: Mention -std=c1x.
2210 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2211 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2212 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2213 * doc/standards.texi: Mention C1X.
2214 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2215 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2216 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2219 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2221 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2222 placeholder from 0x%x to %#x.
2223 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2224 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2225 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2226 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2227 * config/i386/i386.c (ix86_target_string): Ditto.
2228 (output_pic_addr_const): Ditto.
2229 (print_operand): Ditto.
2231 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2233 * combine.c (find_split_point): Add third argument. Use it
2234 to find nested multiply-accumulate instructions. Adjust calls.
2235 (try_combine): Adjust call to find_split_point.
2237 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2239 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2241 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2243 PR tree-optimization/41442
2244 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2245 (fold_binary_loc): Call it.
2247 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2249 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2250 * opts.c (common_handle_option): Allow disabling it.
2251 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2253 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2255 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2256 between modes if both types are integral.
2258 2010-04-23 Richard Guenther <rguenther@suse.de>
2260 PR tree-optimization/43572
2261 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2263 2010-04-23 Richard Guenther <rguenther@suse.de>
2266 * tree-inline.c (tree_can_inline_p): Also check compatibility
2269 2010-04-23 Martin Jambor <mjambor@suse.cz>
2271 PR tree-optimization/43846
2272 * tree-sra.c (struct access): New flag grp_assignment_read.
2273 (build_accesses_from_assign): Set grp_assignment_read.
2274 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2275 (enum mark_read_status): New type.
2276 (analyze_access_subtree): Propagate grp_assignment_read, create
2277 accesses also if both direct_read and root->grp_assignment_read.
2279 2010-04-23 Martin Jambor <mjambor@suse.cz>
2282 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2283 function does not have type attributes.
2285 2010-04-23 Richard Guenther <rguenther@suse.de>
2288 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2291 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2293 * sese.h (create_if_region_on_edge): Remove.
2295 * sese.c (create_if_region_on_edge): Make static.
2297 * tree-inline.c: Do not include ggc.h.
2299 * expr.c: Do not include ggc.h.
2301 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2304 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2307 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2308 in the middle of insns for casesi_worker_2.
2310 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2312 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2314 2010-04-22 Ira Rosen <irar@il.ibm.com>
2316 PR tree-optimization/43842
2317 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2318 loop unrolling in update of exit phis. Fix comment.
2319 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2320 least two reduction statements in the loop before starting SLP
2323 2010-04-22 Nick Clifton <nickc@redhat.com>
2325 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2327 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2329 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2332 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2334 * tree-parloops.c (loop_parallel_p): New argument
2335 parloop_obstack. Pass it down.
2336 (parallelize_loops): New variable parloop_obstack. Initialize it,
2337 pass it down, free it.
2339 * tree-loop-linear.c (linear_transform_loops): Pass down
2342 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2343 of type struct obstack *.
2345 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2346 scratch_obstack. Initialize it, pass down, free it.
2348 * lambda.h (lambda_loop_new): Remove.
2349 (lambda_matrix_new, lambda_matrix_inverse)
2350 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2351 argument of type struct obstack *.
2353 * lambda-trans.c (lambda_trans_matrix_new): New argument
2354 lambda_obstack. Pass it down, use obstack allocation for ret.
2355 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2358 * lambda-mat.c (lambda_matrix_get_column)
2359 (lambda_matrix_project_to_null): Remove.
2360 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2362 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2365 * lambda-code.c (lambda_loop_new): New function.
2366 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2367 (lambda_compute_auxillary_space, lambda_compute_target_space)
2368 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2369 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2370 (build_access_matrix): New argument lambda_obstack. Use obstack
2372 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2373 argument lambda_obstack. Pass it down.
2375 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2377 * optabs.h (expand_widening_mult): Declare.
2379 2010-04-22 Richard Guenther <rguenther@suse.de>
2381 PR tree-optimization/43845
2382 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2383 lookup the CALL_EXPR function and arguments.
2385 2010-04-22 Nick Clifton <nickc@redhat.com>
2387 * config/stormy16/stormy16.c
2388 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2389 * config/stormy16/stormy16.h: Tidy up formatting.
2390 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2391 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2392 (ineqbranchsi): Delete pattern.
2393 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2394 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2395 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2396 stormy16-lib2-ucmpsi2.c.
2398 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2400 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2401 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2402 extra set merge_set_noclobber, and use it to relax the final test
2404 * df.h (df_simulate_find_noclobber_defs): Declare.
2405 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2407 (df_simulate_find_noclobber_defs): New function.
2409 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2411 * config/i386/i386.md: Use {} around multi-line preparation statements.
2413 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2415 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2416 (process_init_element): New argument of type struct obstack *.
2418 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2419 (set_init_index, set_init_label, set_nonincremental_init)
2420 (set_nonincremental_init_from_string, find_init_member)
2421 (output_init_element, output_pending_init_elements)
2422 (process_init_element): New argument braced_init_obstack. Pass it
2424 (push_range_stack, add_pending_init): New argument
2425 braced_init_obstack. Use obstack allocation.
2427 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2428 braced_init_obstack. Pass it down.
2429 (c_parser_braced_init): New variables ret, braced_init_obstack.
2430 Initialize obstack, pass it down and finally free it.
2432 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2435 * tree-pass.h (pass_optimize_widening_mul): Declare.
2436 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2437 gate_optimize_widening_mul): New static functions.
2438 (pass_optimize_widening_mul): New.
2439 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2440 <case MULT_EXPR>: Remove support for widening multiplies.
2441 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2442 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2443 simplify_gen_unary rather than directly building extensions.
2444 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2446 * expmed.c (expand_widening_mult): New function.
2447 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2449 2010-04-21 Jan Hubicka <jh@suse.cz>
2451 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2452 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2453 * lto-wpa-fixup.c: Remove.
2454 * Makefile.in (lto-wpa-fixup.o): Remove.
2455 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2456 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2457 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2459 2010-04-21 Jan Hubicka <jh@suse.cz>
2461 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2462 add write_optimization_summary, read_optimization_summary.
2463 (ipa_write_summaries_of_cgraph_node_set): Remove.
2464 (ipa_write_optimization_summaries): Declare.
2465 (ipa_read_optimization_summaries): Declare.
2466 * ipa-cp.c (pass_ipa_cp): Update.
2467 * ipa-reference.c (pass_ipa_reference): Update.
2468 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2469 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2471 * ipa-inline.c (pass_ipa_inline): Update.
2472 * ipa.c (pass_ipa_whole_program): Update.
2473 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2474 * passes.c (ipa_write_summaries_1): Do not test wpa.
2475 (ipa_write_optimization_summaries_1): New.
2476 (ipa_write_optimization_summaries): New.
2477 (ipa_read_summaries): Do not test ltrans.
2478 (ipa_read_optimization_summaries_1): New.
2479 (ipa_read_optimization_summaries): New.
2481 2010-04-21 Jan Hubicka <jh@suse.cz>
2483 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2485 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2487 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2490 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2491 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2493 2010-04-21 Jan Hubicka <jh@suse.cz>
2495 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2497 2010-04-21 Jan Hubicka <jh@suse.cz>
2499 * varpool.c (decide_is_variable_needed): Variable is always needed
2502 2010-04-21 Jan Hubicka <jh@suse.cz>
2504 * opts.c (decode_options): Enable pure-const pass for whopr.
2506 2010-04-21 Jan Hubicka <jh@suse.cz>
2508 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2509 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2511 (cgraph_decide_inlining): Do not expect callee to be removed in all
2514 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2516 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2518 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2520 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2521 amdfam10_decode attributes.
2523 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2526 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2527 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2528 (lower_copyprivate_clauses): Use private var in outer
2529 context instead of original var. Make sure the types
2530 are correct for VLAs.
2532 2010-04-21 Richard Guenther <rguenther@suse.de>
2534 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2535 to non-pointer objects.
2537 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2539 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2540 last chain entry if it starts with the still current label.
2541 (add_location_or_const_value_attribute): Check that
2542 loc_list->first->next is NULL instead of comparing ->first with ->last.
2543 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2544 to add_var_loc_to_decl.
2546 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2547 >= 4 add also address size and segment size fields into CIE header.
2549 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2550 long as address size is the same as sizeof (void *) and
2552 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2553 address size or segment size is unexpected, return DW_EH_PE_omit.
2554 (classify_object_over_fdes): If get_cie_encoding returned
2555 DW_EH_PE_omit, return -1.
2556 (init_object): If classify_object_over_fdes returned -1,
2557 pretend there were no FDEs at all.
2559 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2561 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2562 bswap{si,di}2 using SWI48 mode iterator.
2563 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2564 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2565 set modrm attribute of bswap insn to 0 and remove length attribute.
2566 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2567 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2568 set mode attribute to <MODE> and remove length attribute.
2570 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2572 PR rtl-optimization/43520
2573 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2574 zero available registers.
2576 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2578 * builtins.c (fold_builtin_cproj): Fold more cases.
2580 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2582 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2583 (fold_builtin_1): Fold builtin cproj.
2584 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2585 Use ATTR_CONST_NOTHROW_LIST.
2587 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2589 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2590 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2591 ffsi2_no_cmove for !TARGET_CMOVE.
2592 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2593 (ffssi2): Remove expander.
2594 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2596 (ctz<mode>2): Ditto from ctz{si,di}2.
2597 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2599 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2602 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2604 * dwarf2out.c (AT_linkage_name): Define.
2605 (clone_as_declaration): Handle DW_AT_linkage_name.
2606 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2607 of DW_AT_MIPS_linkage_name.
2608 (move_linkage_attr): Likewise.
2609 (dwarf2out_finish): Likewise.
2611 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2614 * fold-const.c (fold_comparison): New folding rule.
2616 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2618 * double-int.h (double_int_setbit): Declare.
2619 * double-int.c (double_int_setbit): New function.
2620 * rtl.h (immed_double_int_const): Declare.
2621 * emit-rtl.c (immed_double_int_const): New function.
2622 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2623 and immed_double_int_const functions.
2624 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2625 expand_copysign_bit): (Ditto.).
2626 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2627 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2628 * dojump.c (prefer_and_bit_test): (Ditto.).
2629 * expr.c (convert_modes, reduce_to_bit_field_precision,
2630 const_vector_from_tree): (Ditto.).
2631 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2633 2010-04-20 Jan Hubicka <jh@suse.cz>
2635 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2636 (dump_cgraph_node): Dump new flags.
2637 * cgraph.h (struct cgraph_node): Add flags
2638 reachable_from_other_partition and in_other_partition.
2639 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2640 other partition can not be removed.
2641 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2642 the other partition must be output; silence sanity checking on
2643 leaking functions bodies from other paritition.
2644 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2645 (lto_output_node): Output new flags; do not sanity check that inline
2646 clones are output; drop lto_forced_extern_inline_p code; do not mock
2647 visibility flags at partition boundaries.
2648 (add_node_to): New function.
2649 (output_cgraph): Use it to sort functions so masters appear before
2651 (input_overwrite_node): Input new flags.
2652 * passes.c (ipa_write_summaries): Do not call
2653 lto_new_extern_inline_states.
2654 * lto-section-out.c (forced_extern_inline,
2655 lto_new_extern_inline_states lto_delete_extern_inline_states,
2656 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2657 * lto-streamer.h (lto_new_extern_inline_states,
2658 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2659 lto_forced_extern_inline_p): Kill.
2661 2010-04-20 Richard Guenther <rguenther@suse.de>
2663 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2664 from vars that can have pointers.
2665 (process_constraint): Dump useless constraints.
2667 2010-04-20 Richard Guenther <rguenther@suse.de>
2669 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2670 (dump_sa_points_to_info): Remove asserts.
2671 (init_base_vars): nothing_id isn't an escape point nor does it
2674 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2676 * tree.h (TYPE_REF_IS_RVALUE): Define.
2677 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2678 should_move_die_to_comdat, prune_unused_types_walk): Handle
2679 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2680 (modified_type_die, gen_reference_type_die): Emit
2681 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2682 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2684 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2687 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2688 calls for -fpic -m31 if they have been sibcall optimized.
2690 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2692 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2693 ar.lc fixed and call-used.
2695 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2697 2010-04-19 Jan Hubicka <jh@suse.cz>
2699 * opts.c (decode_options): Disable whpr incompatible passes.
2700 * lto/lto.c (lto_1_to_1_map): Skip clones.
2701 (read_cgraph_and_symbols): Do not mark everything as needed.
2702 (do_whole_program_analysis): Do map only after optimizing;
2703 set proper cgraph_state; use passmanager.
2705 2010-04-19 DJ Delorie <dj@redhat.com>
2707 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2708 POINTER_PLUS_EXPR and fix them.
2710 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2712 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2713 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2714 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2715 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2716 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2717 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2718 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2719 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2720 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2721 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2722 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2724 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2726 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2727 (check_cond_move_block): Likewise.
2728 (cond_move_process_if_block): Likewise.
2729 (noce_find_if_block): Improve formatting.
2730 (find_if_header): Pass 0 to memset and tweak conditions.
2731 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2733 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2735 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2739 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2740 with non-local decl doesn't need chain.
2742 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2744 * ira-color.c (allocno_reload_assign): Avoid accumulating
2745 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2747 2010-04-19 Martin Jambor <mjambor@suse.cz>
2749 * gimple.h (create_tmp_reg): Declare.
2750 * gimplify.c (create_tmp_reg): New function.
2751 (gimplify_return_expr): Use create_tmp_reg.
2752 (gimplify_omp_atomic): Likewise.
2753 (gimple_regimplify_operands): Likewise.
2754 * tree-dfa.c (make_rename_temp): Likewise.
2755 * tree-predcom.c (predcom_tmp_var): Likewise.
2756 (reassociate_to_the_same_stmt): Likewise.
2757 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2758 (get_replaced_param_substitute): Likewise.
2759 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2760 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2761 * tree-ssa-pre.c (get_representative_for): Likewise.
2762 (create_expression_by_pieces): Likewise.
2763 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2764 (create_tailcall_accumulator): Likewise.
2766 2010-04-19 Martin Jambor <mjambor@suse.cz>
2768 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2770 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2772 2010-04-19 Richard Guenther <rguenther@suse.de>
2774 PR tree-optimization/43796
2775 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2776 from SCEV in the lattice.
2777 (vrp_visit_phi_node): Dump change.
2779 2010-04-19 Richard Guenther <rguenther@suse.de>
2781 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2782 * configure: Re-generated.
2784 2010-04-19 Richard Guenther <rguenther@suse.de>
2786 PR tree-optimization/43783
2787 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2788 constant ARRAY_REF operands two and three if possible.
2790 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2795 2010-04-19 Jie Zhang <jie@codesourcery.com>
2798 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2800 2010-04-19 Ira Rosen <irar@il.ibm.com>
2802 PR tree-optimization/37027
2803 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2804 and macro to access it.
2805 (vectorizable_reduction): Add argument.
2806 (vect_get_slp_defs): Likewise.
2807 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2808 statements for possible use in SLP.
2809 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2810 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2811 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2813 (vectorizable_reduction): Likewise.
2814 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2816 (vectorizable_type_demotion, vectorizable_type_promotion,
2817 vectorizable_store): Likewise.
2818 (vect_analyze_stmt): Update call to vectorizable_reduction.
2819 (vect_transform_stmt): Likewise.
2820 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2821 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2822 from different interleaving chains in same node.
2823 (vect_slp_rearrange_stmts): New function.
2824 (vect_supported_load_permutation_p): Allow load permutations for
2825 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2826 inside SLP nodes if necessary.
2827 (vect_analyze_slp_instance): Handle reductions.
2828 (vect_analyze_slp): Try to build SLP instances originating from groups
2830 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2831 (vect_get_constant_vectors): Create initial vectors for reductions
2832 according to reduction code. Add new argument.
2833 (vect_get_slp_defs): Add new argument, pass it to
2834 vect_get_constant_vectors.
2835 (vect_schedule_slp_instance): Remove SLP tree root statements.
2837 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2839 * tree.h (ENUM_IS_SCOPED): Define.
2840 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2841 for ENUM_IS_SCOPED enums.
2843 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2845 * fold-const.c (fold_comparison): Use ssizetype.
2846 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2847 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2848 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2849 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2851 * tree.h (initialize_sizetypes): Remove parameter.
2852 (build_common_tree_nodes): Remove second parameter.
2853 * stor-layout.c (initialize_sizetypes): Remove parameter.
2854 Always create an unsigned type.
2855 (set_sizetype): Assert that the passed type is unsigned and simplify.
2856 * tree.c (build_common_tree_nodes): Remove second parameter.
2857 Adjust call to initialize_sizetypes.
2858 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2859 build_common_tree_nodes.
2861 2010-04-18 Matthias Klose <doko@ubuntu.com>
2863 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2865 2010-04-18 Ira Rosen <irar@il.ibm.com>
2867 PR tree-optimization/43771
2868 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2869 load permutation doesn't have gaps.
2871 2010-04-18 Jan Hubicka <jh@suse.cz>
2873 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2874 (sse_prologue_save_insn expander): Use new pattern.
2875 (sse_prologue_save_insn1): New pattern and splitter.
2876 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2878 * i386.c (setup_incoming_varargs_64): Do not compute jump
2880 (ix86_gimplify_va_arg): Update alignment needed.
2881 (ix86_local_alignment): Do not align all local arrays to 128bit.
2883 2010-04-17 Jan Hubicka <jh@suse.cz>
2885 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2887 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2889 * arm.md (negdi2): Remove redundant code to force values into a
2892 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2894 * arm/bpabi.S: Add EABI alignment attributes to objects.
2895 * arm/bpabi-v6m.S: Likewise.
2896 * arm/crti.asm: Likewise.
2897 * arm/crtn.asm: Likewise.
2898 * arm/lib1funcs.asm: Likewise.
2899 * arm/libunwind.S: Likewise.
2901 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2903 * arm-protos.h (tune_params): New structure.
2904 * arm.c (current_tune): New variable.
2905 (arm_constant_limit): Delete.
2906 (struct processors): Add pointer to the tune parameters.
2907 (arm_slowmul_tune): New tuning option.
2908 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2909 (all_cores): Adjust to pick up the tuning model.
2910 (arm_constant_limit): New function.
2911 (arm_override_options): Select the appropriate tuning model. Delete
2912 initialization of arm_const_limit.
2913 (arm_split_constant): Use the new constant-limit model.
2914 (arm_rtx_costs): Pick up the current tuning model.
2915 * arm.md (is_strongarm, is_xscale): Delete.
2916 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2917 for Xscale variant architectures.
2918 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2920 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2922 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2924 (arm_rtx_costs_1): Remove unused variable extra_cost.
2925 (arm_unwind_emit_set): Use variable offset.
2926 (thumb1_output_casesi): Remove unused variable flags.
2928 2010-04-16 Jeff Law <law@redhat.com>
2930 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2931 needing assignment rather than doing a two-phase assignment. Remove
2932 unused variable 'm'.
2934 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2937 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2939 2010-04-16 Doug Kwan <dougkwan@google.com>
2941 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2942 (next_operand_entry_id): New static variable.
2943 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2944 (add_to_ops_vec): Assigned unique ID to operand entry.
2945 (struct oecount_s): New field ID.
2946 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2947 (undistribute_ops_list): Assign unique IDs to oecounts.
2948 (init_reassoc): reset next_operand_entry_id.
2950 2010-04-16 Doug Kwan <dougkwan@google.com>
2952 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2953 missing left parenthesis.
2955 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2957 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2958 *btdi_rex64 using SWI48 mode iterator.
2959 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2960 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2961 *jcc_btdi_mask_rex64.
2963 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2965 * double-int.h (tree_to_double_int): Convert to macro.
2966 * double-int.c (tree_to_double_int): Remove.
2968 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2971 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2972 with want_address 2 and in case a single element list might be
2973 possible, call it again with want_address 0.
2975 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2977 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2978 case 'W' print operands for HI mode.
2979 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2980 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2981 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2982 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2984 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2986 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2987 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2988 #xx:3 and #xx:4 mode.
2990 * config/h8300/h8300.md (inverted load with HImode dest): Add
2991 support for H8300SX.
2993 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2994 satisfy 'U' constraint.
2996 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2998 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2999 * configure: Regenerate.
3000 * config.in: Regenerate.
3001 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3004 2010-04-16 Richard Guenther <rguenther@suse.de>
3006 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3007 (struct tree_decl_common): ... here.
3008 (DECL_PT_UID): Adjust.
3009 (SET_DECL_PT_UID): Likewise.
3010 (DECL_PT_UID_SET_P): Likewise.
3012 2010-04-16 Richard Guenther <rguenther@suse.de>
3014 PR tree-optimization/43572
3015 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3016 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3017 * tree-flow.h (is_call_clobbered): Remove.
3018 * tree-flow-inline.h (is_call_clobbered): Likewise.
3019 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3020 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3021 (execute_return_slot_opt): Adjust.
3022 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3023 check for call clobbered vars here.
3024 (find_tail_calls): Move tailcall verification to the
3027 2010-04-16 Diego Novillo <dnovillo@google.com>
3029 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3031 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3034 * config/arm/arm.md (cbranchqi4): New pattern.
3035 * config/arm/predicates.md (const0_operand,
3036 cbranchqi4_comparison_operator): New predicates.
3038 2010-04-16 Richard Guenther <rguenther@suse.de>
3040 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3041 (dump_gimple_stmt): Likewise.
3043 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3045 * recog.h (struct recog_data): New field is_operator.
3046 (struct insn_operand_data): New field is_operator.
3047 * recog.c (extract_insn): Set recog_data.is_operator.
3048 * genoutput.c (output_operand_data): Emit code to set the
3050 * reload.c (find_reloads): Use it rather than testing for an
3051 empty constraint string.
3054 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3055 If the previous insn is a cbranchsi4_insn with the same arguments,
3056 omit the compare instruction.
3058 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3059 register, inputs must be low registers and we need a low register
3060 scratch. Handle alternative 2 like alternative 3.
3062 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3064 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3065 don't call get_addr on both. If one expression is a VALUE and
3066 the other a REG, check VALUE's locs if the REG isn't among them.
3068 2010-04-16 Christian Bruel <christian.bruel@st.com>
3070 * config/sh/sh.h (sh_frame_pointer_required): New function.
3071 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3072 (flag_omit_frame_pointer) Set.
3073 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3074 (rounded_frame_size): Adjust size with outgoing_args_size.
3075 (sh_set_return_address): Must return from stack pointer.
3076 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3077 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3078 (ACCUMULATE_OUTGOING_ARGS): Define.
3079 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3080 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3082 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3085 * config/sh/sh.c (sh_legitimize_reload_address): Use
3086 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3087 Remove a unneeded check for offset_base.
3089 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3091 * configure: Regenerated.
3093 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3095 * config/s390/s390.c (s390_call_save_register_used): Switch back
3096 to HARD_REGNO_NREGS.
3098 2010-04-15 Richard Guenther <rguenther@suse.de>
3100 * alias.c (alias_set_subset_of): Handle alias-set zero
3103 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3104 Julian Brown <julian@codesourcery.com>
3106 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3107 alternatives according to use of high and low regs.
3108 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3109 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3110 optimizing for size on Thumb-2.
3112 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3114 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3116 2010-04-15 Richard Guenther <rguenther@suse.de>
3118 * tree-ssa-structalias.c (struct variable_info): Add
3120 (new_var_info): Initialize it.
3121 (dump_constraints): Support printing last added constraints.
3122 (debug_constraints): Adjust.
3123 (dump_constraint_graph): Likewise.
3124 (make_heapvar_for): Check for NULL cfun.
3125 (get_function_part_constraint): New function.
3126 (get_fi_for_callee): Likewise.
3127 (find_func_aliases): Properly implement IPA PTA constraints.
3128 (process_ipa_clobber): New function.
3129 (find_func_clobbers): Likewise.
3130 (insert_into_field_list_sorted): Remove.
3131 (create_function_info_for): Properly allocate vars for IPA mode.
3132 Do not use insert_into_field_list_sorted.
3133 (create_variable_info_for): Properly generate constraints for
3134 global vars in IPA mode.
3135 (dump_solution_for_var): Always dump the solution.
3136 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3137 (find_what_var_points_to): Adjust.
3138 (pt_solution_set): Change.
3139 (pt_solution_ior_into): New function.
3140 (pt_solution_empty_p): Export.
3141 (pt_solution_includes_global): Adjust.
3142 (pt_solution_includes_1): Likewise.
3143 (pt_solutions_intersect_1): Likewise.
3144 (dump_sa_points_to_info): Check some invariants.
3145 (solve_constraints): Move constraint dumping ...
3146 (compute_points_to_sets): ... here.
3147 (ipa_pta_execute): ... and here.
3148 (compute_may_aliases): Do not re-compute points-to info
3149 locally if IPA info is available.
3150 (ipa_escaped_pt): New global var.
3151 (ipa_pta_execute): Properly implement IPA PTA.
3152 * tree-into-ssa.c (dump_decl_set): Support dumping
3153 decls not in referenced-vars.
3154 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3155 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3156 (dump_points_to_solution): Likewise.
3157 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3158 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3159 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3160 (copy_decl_to_var): Copy DECL_PT_UID.
3161 (copy_result_decl_to_var): Likewise.
3162 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3163 (copy_node_stat): Copy it.
3164 * tree.h (DECL_PT_UID): New macro.
3165 (SET_DECL_PT_UID): Likewise.
3166 (DECL_PT_UID_SET_P): Likewise.
3167 (struct tree_decl_minimal): Add pt_uid member.
3168 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3169 (pt_solution_empty_p): Declare.
3170 (pt_solution_set): Adjust.
3171 (ipa_escaped_pt): Declare.
3172 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3173 * gimple-pretty-print.c (pp_points_to_solution): New function.
3174 (dump_gimple_call): Dump call clobber/use information.
3175 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3176 * tree-pass.h (TDF_ALIAS): New dump option.
3177 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3178 * doc/invoke.texi (-fipa-pta): Update documentation.
3180 2010-04-15 Richard Guenther <rguenther@suse.de>
3182 * Makefile.in (OBJS-common): Add gimple-fold.o.
3183 (gimple-fold.o): New rule.
3184 * tree.h (maybe_fold_offset_to_reference,
3185 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3187 * gimple.h: ... here.
3188 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3189 may_propagate_address_into_dereference): Move prototypes ...
3190 * gimple.h: ... here.
3191 * tree-ssa-ccp.c (get_symbol_constant_value,
3192 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3193 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3194 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3195 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3196 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3197 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3198 gimplify_and_update_call_from_tree): Move ...
3199 * gimple-fold.c: ... here. New file.
3200 (ccp_fold_builtin): Rename to ...
3201 (gimple_fold_builtin): ... this.
3202 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3204 2010-04-15 Richard Guenther <rguenther@suse.de>
3206 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3207 fit_double_type, force_fit_type_double, add_double_with_sign,
3208 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3209 lrotate_double, rrotate_double, div_and_round_double): Move ...
3210 * double-int.c: ... here.
3211 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3212 add_double, neg_double, mul_double_with_sign, mul_double,
3213 lshift_double, rshift_double, lrotate_double, rrotate_double,
3214 div_and_round_double): Move prototypes ...
3215 * double-int.h: ... here.
3217 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3220 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3221 matching constraints to ensure inputs match the output.
3223 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3226 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3227 in an input-only operand.
3229 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3231 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3232 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3233 (double_int_negative_p): Convert to static inline function.
3234 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3235 (double_int_negative_p): Remove.
3236 * tree.h (lshift_double, rshift_double):
3237 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3238 * fold-const.c (fold_convert_const_int_from_real,
3239 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3240 (lshift_double): Change type of arith argument to bool.
3241 (rshift_double): Change type of arith argument to bool. Correct
3243 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3245 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3248 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3249 at the start and end of the then/else blocks, and omit them from the
3251 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3252 argument; all callers changed. Pass zero to old_insns_match_p instead.
3253 (flow_find_head_matching_sequence): New function.
3254 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3255 * basic-block.h (flow_find_cross_jump,
3256 flow_find_head_matching_sequence): Declare functions.
3258 2010-04-14 Jason Merrill <jason@redhat.com>
3261 * c-common.c (attribute_takes_identifier_p): New fn.
3262 * c-common.h: Declare it.
3264 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3266 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3268 (*udivmod<mode>4): Ditto.
3270 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3272 * config/i386/i386.md (maxmin_int): Rename code attribute from
3273 maxminiprefix and update all users.
3274 (maxmin_float): Ditto from maxminfprefix.
3275 (logic): Ditto from logicprefix.
3276 (absneg_mnemonic): Ditto from absnegprefix.
3277 * config/i386/mmx.md: Update all users of maxminiprefix,
3278 maxminfprefix and logicprefix for rename.
3279 * config/i386/sse.md: Ditto.
3280 * config/i386/sync.md (sync_<code><mode>): Update for
3283 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3286 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3287 warnings converted to errors.
3289 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3291 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3292 used insn_type variable.
3293 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3294 to avoid set-but-not-used warning.
3296 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3298 * df-core.c (df_ref_debug): Change format string placeholder
3300 * dwarf2asm.c (dw2_asm_output_data_raw,
3301 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3302 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3303 * dwarf2out.c (output_cfi, output_cfi_directive,
3304 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3305 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3307 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3308 * print-rtl.c (print_rtx): Ditto.
3310 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3313 * builtins.c (expand_builtin_pow_root): New function to expand pow
3314 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3315 series of sqrt and cbrt calls under -ffast-math.
3316 (expand_builtin_pow): Call it.
3318 2010-04-14 Michael Matz <matz@suse.de>
3320 PR tree-optimization/42963
3321 * tree-cfg.c (touched_switch_bbs): New static variable.
3322 (group_case_labels_stmt): New function broken out from ...
3323 (group_case_labels): ... here, use the above.
3324 (start_recording_case_labels): Allocate touched_switch_bbs.
3325 (end_recording_case_labels): Deallocate it, call
3326 group_case_labels_stmt.
3327 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3329 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3331 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3334 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3336 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3338 2010-04-13 Jan Hubicka <jh@suse.cz>
3340 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3341 of optimized out static functions.
3342 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3343 cost computation. Also sanity check for overflows.
3344 (update_caller_keys): Update cgraph_edge_badness call; properly
3345 update fibheap and sanity check that it is up to date.
3346 (add_new_edges_to_heap): Update cgraph_edge_badness.
3347 (cgraph_decide_inlining_of_small_function): Likewise;
3348 add sanity checking that badness in heap is up to date;
3349 improve dumping of reason; Update badness of calls to the
3350 offline copy of function currently inlined; dump badness
3351 of functions not inlined because of unit growth limits.
3353 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3356 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3357 because of sign-extension change when converting to sizetype here...
3358 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3360 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3361 the folding to constants. Remove redundant final conversion.
3362 (fold_binary) <associate>: Do not associate if the re-association of
3363 constants alone overflows.
3364 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3365 to the end of the list.
3366 (multiple_of_p) <COND_EXPR>: New case.
3368 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3370 * opt-functions.awk (opt_sanitized_name): New.
3372 * optc-gen.awk: Use it
3373 * opth-gen.awk: Use it.
3375 2010-04-13 Martin Jambor <mjambor@suse.cz>
3377 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3378 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3379 children. Call replace_uses_with_default_def_ssa_name to handle
3382 2010-04-13 Michael Matz <matz@suse.de>
3385 * builtins.c (expand_builtin_interclass_mathfn): Also create
3386 a register if the predicate doesn't match.
3388 2010-04-13 Diego Novillo <dnovillo@google.com>
3390 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3391 * c-pch.c: Include timevar.h.
3392 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3393 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3394 * ggc-common.c: Include timevar.h.
3395 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3396 * timevar.def (TV_PCH_SAVE): Define.
3397 (TV_PCH_CPP_SAVE): Define.
3398 (TV_PCH_PTR_REALLOC): Define.
3399 (TV_PCH_PTR_SORT): Define.
3400 (TV_PCH_RESTORE): Define.
3401 (TV_PCH_CPP_RESTORE): Define.
3403 2010-04-13 Michael Matz <matz@suse.de>
3405 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3407 (can_reassociate_p): New function.
3408 (break_up_subtract_bb, reassociate_bb): Use it.
3410 2010-04-13 Richard Guenther <rguenther@suse.de>
3413 * builtins.c (c_readstr): Fix assert.
3415 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3417 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3418 when generating cltd insn.
3420 (*ashl<mode>3_1): Remove special handling for register operand 2.
3421 (*ashlsi3_1_zext): Ditto.
3422 (*ashlhi3_1): Ditto.
3423 (*ashlhi3_1_lea): Ditto.
3424 (*ashlqi3_1): Ditto.
3425 (*ashlqi3_1_lea): Ditto.
3426 (*<shiftrt_insn><mode>3_1): Ditto.
3427 (*<shiftrt_insn>si3_1_zext): Ditto.
3428 (*<shiftrt_insn>qi3_1_slp): Ditto.
3429 (*<rotate_insn><mode>3_1): Ditto.
3430 (*<rotate_insn>si3_1_zext): Ditto.
3431 (*<rotate_insn>qi3_1_slp): Ditto.
3433 2010-04-13 Richard Guenther <rguenther@suse.de>
3435 * tree-ssa-structalias.c (callused_id): Remove.
3436 (call_stmt_vars): New.
3437 (get_call_vi): Likewise.
3438 (lookup_call_use_vi): Likewise.
3439 (lookup_call_clobber_vi): Likewise.
3440 (get_call_use_vi): Likewise.
3441 (get_call_clobber_vi): Likewise.
3442 (make_transitive_closure_constraints): Likewise.
3443 (handle_const_call): Adjust to do per-call call-used handling.
3444 (handle_pure_call): Likewise.
3445 (find_what_var_points_to): Remove general callused handling.
3446 (init_base_vars): Likewise.
3447 (init_alias_vars): Initialize call_stmt_vars.
3448 (compute_points_to_sets): Process call-used and call-clobbered
3449 vars for call statements.
3450 (delete_points_to_sets): Free call_stmt_vars.
3452 2010-04-13 Richard Guenther <rguenther@suse.de>
3454 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3455 Only add RW dependence for dependence distance zero.
3456 Adjust maximal vectorization factor according to dependences.
3457 Move alignment handling ...
3458 (vect_find_same_alignment_drs): ... here. New function.
3459 (vect_analyze_data_ref_dependences): Adjust.
3460 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3461 (vect_analyze_data_refs): Adjust minimal vectorization factor
3462 according to data references.
3463 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3464 dependences before determining the vectorization factor.
3465 Analyze alignment after determining the vectorization factor.
3466 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3467 dependences before alignment.
3468 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3470 (vect_analyze_data_refs): Likewise.
3471 (MAX_VECTORIZATION_FACTOR): New define.
3473 2010-04-13 Duncan Sands <baldrick@free.fr>
3475 * except.h (lang_eh_type_covers): Remove.
3476 * except.c (lang_eh_type_covers): Likewise.
3478 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3479 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3481 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3482 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3483 UNITS_PER_LONG where it is ABI relevant.
3484 (s390_return_addr_rtx): Likewise.
3485 (s390_back_chain_rtx): Likewise.
3486 (s390_frame_area): Likewise.
3487 (s390_frame_info): Likewise.
3488 (s390_initial_elimination_offset): Likewise.
3489 (save_gprs): Likewise.
3490 (s390_emit_prologue): Likewise.
3491 (s390_emit_epilogue): Likewise.
3492 (s390_function_arg_advance): Likewise.
3493 (s390_function_arg): Likewise.
3494 (s390_va_start): Likewise.
3495 (s390_gimplify_va_arg): Likewise.
3496 (s390_function_profiler): Likewise.
3497 (s390_optimize_prologue): Likewise.
3498 (s390_rtx_costs): Likewise.
3499 (s390_secondary_reload): Likewise.
3500 (s390_promote_function_mode): Likewise.
3501 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3502 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3503 registers available.
3504 (s390_unwind_word_mode): New function.
3505 (s390_function_value): Split 64 bit values into register pair if
3506 used as return value.
3507 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3508 function call parameters. Handle parallels.
3509 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3510 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3511 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3512 (s390_expand_setmem): Remove unused variable src_addr.
3513 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3514 deal with 64 bit registers.
3515 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3516 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3517 (UNITS_PER_LONG): New macro.
3518 * libjava/include/s390-signal.h: Define extended ucontext
3519 structure containing the upper halfs of the 64 bit registers.
3521 2010-04-13 Simon Baldwin <simonb@google.com>
3523 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3525 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3527 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3528 rvalue on the RHS if the LHS is of a non-renamable type.
3529 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3531 2010-04-13 Matthias Klose <doko@ubuntu.com>
3533 * gcc.c (cc1_options): Handle -iplugindir before processing
3534 the cc1 spec. Only add -iplugindir once.
3535 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3537 * common.opt (iplugindir): Remove `Separate' property, initialize.
3538 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3540 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3541 (distclean): Remove plugin dir.
3542 * doc/invoke.texi: Document -iplugindir.
3544 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3546 * doc/plugins.texi (Loading Plugins): Document short
3547 -fplugin=foo option.
3548 (Plugin API): Mention default_plugin_dir_name function.
3550 * gcc.c (find_file_spec_function): Add new declaration.
3551 (static_spec_func): Use it for "find-file".
3552 (find_file_spec_function): Add new function.
3553 (cc1_options): Add -iplugindir option if -fplugin* options found.
3555 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3557 * plugin.c (add_new_plugin): Updated comment, and handle short
3559 (default_plugin_dir_name): Added new function.
3561 * common.opt (iplugindir): New option to set the plugin directory.
3563 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/i386.md (any_rotate): New code iterator.
3566 (rotate_insn): New code attribute.
3568 (SWIM124): New mode iterator.
3569 (<rotate_insn>ti3): New expander.
3570 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3571 any_rotate code iterator.
3572 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3573 using any_rotate code iterator and SWIM124 mode iterator.
3574 (ix86_rotlti3): New insn_and_split pattern.
3575 (ix86_rotrti3): Ditto.
3576 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3577 ix86_rotl{di,ti}3 patterns.
3578 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3579 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3580 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3581 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3582 code iterator and SWI mode iterator.
3583 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3584 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3586 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3587 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3588 (bswap rotatert splitter): Add splitter.
3589 (bswap splitter): Macroize splitter using any_rotate code iterator.
3590 Add insn predicate to split only for TARGET_USE_XCHGB or when
3591 optimizing function for size.
3593 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3595 * config/pa/pa.c (emit_move_sequence): Remove use of
3596 deleted variable flag_argument_noalias.
3598 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3600 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3602 Add to unsupported targets list.
3603 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3604 sparc*-sun-solaris2.[567]* from target lists.
3605 * configure: Regenerate.
3606 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3608 Remove Solaris 7 patch references.
3609 (Specific, sparc-sun-solaris2.7): Removed.
3610 (sparc-sun-solaris2*): Update Solaris 7 example.
3611 (sparc64-*-solaris2*): Likewise.
3613 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3615 * config.build (alpha*-dec-osf4*): Remove.
3616 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3617 of obsolete configurations.
3618 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3620 * config/alpha/t-osf4: Renamed to ...
3621 * config/alpha/t-osf5: ... this.
3622 * config/alpha/osf.h: Renamed to ...
3623 * config/alpha/osf5.h: ... this.
3624 Merged old osf5.h contents.
3626 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3627 (EXTRA_SPECS): Removed.
3628 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3629 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3632 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3634 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3636 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3639 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3640 __thiscall convention.
3642 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3644 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3646 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3648 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3650 * function.c (assign_parms_initialize_all): Add unused attribute
3653 2010-04-12 Richard Guenther <rguenther@suse.de>
3655 * gsstruct.def (GSS_CALL): New.
3656 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3657 * gimple.h: Include tree-ssa-alias.h.
3658 (struct gimple_statement_call): New.
3659 (union gimple_statement_struct_d): Add gimple_call member.
3660 (gimple_call_reset_alias_info): Declare.
3661 (gimple_call_use_set): New function.
3662 (gimple_call_clobber_set): Likewise.
3663 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3664 * gimple.c (gimple_call_reset_alias_info): New function.
3665 (gimple_build_call_1): Call it.
3666 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3667 * tree-inline.c (remap_gimple_stmt): Likewise.
3668 (expand_call_inline): Remove callused handling.
3669 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3670 * tree-dfa.c (dump_variable): Likewise.
3671 * tree-parloops.c (parallelize_loops): Likewise.
3672 * tree-ssa.c (init_tree_ssa): Likewise.
3673 (delete_tree_ssa): Likewise.
3674 * tree-flow-inline.h (is_call_used): Remove.
3675 * tree-flow.h (struct gimple_df): Remove callused member.
3676 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3677 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3678 (ref_maybe_used_by_call_p_1): Simplify.
3679 (call_may_clobber_ref_p_1): Likewise.
3680 * tree-ssa-structalias.c (compute_points_to_sets): Set
3681 the call stmt used and clobbered sets.
3682 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3683 (find_tail_calls): Verify the tail call.
3685 2010-04-12 Richard Guenther <rguenther@suse.de>
3687 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3688 single-iteration always-inline inlining.
3689 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3690 (cgraph_decide_inlining): Do not handle always-inline specially.
3691 (try_inline): Remove always-inline cycle detection special case.
3692 Do not recurse on always-inlines.
3693 (cgraph_early_inlining): Do not iterate if not optimizing.
3694 (cgraph_gate_early_inlining): remove.
3695 (pass_early_inline): Run unconditionally.
3696 (gate_cgraph_decide_inlining): New function.
3697 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3698 not inlining or optimizing.
3699 (cgraph_decide_inlining_of_small_functions): Also consider
3700 always-inline functions.
3701 (cgraph_default_inline_p): Return true for nodes which should
3702 disregard inline limits.
3703 (estimate_function_body_sizes): Assume zero size and time for
3704 nodes which are marked as disregarding inline limits.
3705 (cgraph_decide_recursive_inlining): Do not perform recursive
3706 inlining on always-inline nodes.
3708 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3711 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3712 for exprs satisfying handled_component_p.
3714 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3716 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3717 non-constant aggregate elements.
3719 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3720 is a real initialization.
3722 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3725 * c-decl.c (start_function): Move forward check for nested function.
3727 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3729 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3730 * config/sh/sh.c: Include reload.h.
3731 (sh_legitimize_reload_address): New.
3732 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3733 sh_legitimize_reload_address.
3735 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3737 * config/sh/sh.md (*movqi_pop): New insn pattern.
3738 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3740 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3742 * config/i386/i386.md (any_shiftrt): New code iterator.
3743 (shiftrt_insn): New code attribute.
3745 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3746 using any_shiftrt code iterator.
3747 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3748 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3749 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3750 pattern from corresponding peephole2 patterns.
3751 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3752 using any_shiftrt code iterator.
3753 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3754 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3755 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3756 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3757 *{ashr,lshr}<mode>3_cmp_zext.
3758 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3760 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3762 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3764 (*lshr<mode>3_cconly): Ditto.
3766 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3768 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3769 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3770 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3771 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3773 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3774 from corresponding peephole2 patterns.
3775 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3776 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3777 and *lshrdi3_1_rex64 using SWI mode iterator.
3778 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3779 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3780 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3781 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3782 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3783 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3784 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3785 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3786 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3789 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3791 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3792 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3793 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3794 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3796 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3797 from corresponding peephole2 patterns.
3798 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3799 (ashrsi3_cvt): Rename from ashrsi3_31.
3800 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3801 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3802 and x86_64_shift_adj_3 using SWI48 mode iterator.
3803 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3804 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3805 and *ashrdi3_1_rex64 using SWI mode iterator.
3806 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3807 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3808 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3809 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3810 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3811 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3812 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3813 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3814 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3816 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3817 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3818 x86_shift<mode>_adj_3 expanders.
3820 2010-04-10 Wei Guozhi <carrot@google.com>
3823 * config/arm/arm.c (arm_pic_static_addr): New function.
3824 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3826 (arm_output_addr_const_extra): Output expression for new pattern.
3827 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3829 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3831 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3834 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3835 * web.c: Include "insn-config.h" and "recog.h".
3836 (union_match_dups): New function.
3837 (web_main): Call it.
3838 (union_defs): Don't try to recognize match_dups.
3840 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3841 if doing so would replace the entire pattern.
3843 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3847 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3848 and splitter pattern. Change splitter operand 1 predicate to
3851 2010-04-09 Martin Jambor <mjambor@suse.cz>
3853 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3854 lattices are addresses of CONST_DECLs with the same initial value.
3855 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3856 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3858 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3859 Bernd Schmidt <bernds@codesourcery.com>
3861 * loop-invariant.c (replace_uses): New static function.
3862 (move_invariant_reg): Use it to ensure we can replace the uses.
3864 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3866 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3868 (picochip_override_options): Enable section anchors only above -O1.
3869 (picochip_reorg): Fixed a couple of build warnings.
3871 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3873 * configure.ac (plugin -rdynamic test): Log result.
3874 * configure: Regenerate.
3875 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3876 (RDYNAMIC_SPEC): Define.
3877 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3879 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3881 * configure.ac: Determine Sun ld version numbers.
3882 (comdat_group): Restrict GNU ld version checks to gld.
3883 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3884 (enable_comdat): Support --enable-comdat.
3885 * configure: Regenerate.
3886 * doc/install.texi (Configuration): Document --enable-comdat.
3888 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3890 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3891 * config/sol2-gld.h: ... here.
3892 * config.gcc (sparc*-*-solaris2*): Reflect this.
3893 (i[34567]86-*-solaris2*): Use it.
3895 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3897 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3899 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3901 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3904 * diagnostic.c (diagnostic_initialize): Initialize
3905 some_warnings_are_errors.
3906 (diagnostic_finish): New.
3907 (diagnostic_action_after_output): Call it before exiting.
3908 (diagnostic_report_diagnostic): Do not print message here. Set
3909 some_warnings_are_errors.
3910 * diagnostic.h (diagnostic_context): Delete
3911 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3912 (diagnostic_finish): Declare.
3913 * toplev.c (toplev_main): Call it before exit.
3915 2010-04-09 Jason Merrill <jason@redhat.com>
3918 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3919 for incomplete type.
3922 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3923 based on a warning flag.
3925 2010-04-09 Richard Guenther <rguenther@suse.de>
3927 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3929 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3932 * varasm.c (default_assemble_visibility): Wrap vars that are
3933 set, but unused, by targets without GAS.
3934 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3935 Remove set, but unused, vars.
3936 (rs6000_legitimize_tls_address): Likewise.
3937 (altivec_expand_dst_builtin): Likewise.
3938 * config/darwin.c (machopic_classify_symbol): Likewise.
3939 (machopic_indirection_name): Likewise.
3941 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3943 * config/i386/i386.md (DWI): New mode iterator.
3944 (S): New mode attribute.
3945 (shift_operand): Ditto.
3946 (shift_immediate_operand): Ditto.
3947 (ashl_input_operand): Ditto.
3948 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3949 using SDWIM mode iterator.
3950 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3951 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3953 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3954 from corresponding peephole2 patterns.
3955 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3956 and x86_64_shift_adj_1 using SWI48 mode iterator.
3957 (x86_shift<mode>_adj_2): Ditto.
3958 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3959 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3960 using SWI48 mode iterator.
3961 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3962 *ashldi3_cmp_rex64 using SWI mode iterator.
3963 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3964 *ashldi3_cconly_rex64 using SWI mode iterator.
3965 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3966 x86_shift<mode>_adj_{1,2}.
3967 (ix86_split_ashr): Ditto.
3968 (ix86_split_lshr): Ditto.
3970 2010-04-09 Richard Guenther <rguenther@suse.de>
3972 * target.h (builtin_conversion): Pass in input and output types.
3973 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3974 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3975 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3976 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3978 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3980 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3982 2010-04-09 Richard Guenther <rguenther@suse.de>
3985 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3987 2010-04-09 Richard Guenther <rguenther@suse.de>
3989 * tree-vectorizer.h (struct _stmt_vec_info): Document
3990 that vectype is the type of the LHS.
3991 (supportable_widening_operation, supportable_narrowing_operation):
3992 Get both input and output vector types as arguments.
3993 (vect_is_simple_use_1): Declare.
3994 (get_same_sized_vectype): Likewise.
3995 * tree-vect-loop.c (vect_determine_vectorization_factor):
3996 Set STMT_VINFO_VECTYPE to the vector type of the def.
3997 (vectorizable_reduction): Adjust.
3998 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3999 Adjust. Specify the output vector type.
4000 (vect_pattern_recog_1): Adjust.
4001 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4002 (vectorizable_call): Adjust.
4003 (vectorizable_conversion): Likewise.
4004 (vectorizable_operation): Likewise.
4005 (vectorizable_type_demotion): Likewise.
4006 (vectorizable_type_promotion): Likewise.
4007 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4009 (vect_is_simple_use_1): New function.
4010 (supportable_widening_operation): Get both input and output
4012 (supportable_narrowing_operation): Likewise.
4013 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4015 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4017 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4018 __thiscall and _thiscall as predefined macros.
4019 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4020 thiscall attribute handling.
4021 (ix86_comp_type_attributes): Likewise.
4022 (ix86_function_regparm): Likewise.
4023 (ix86_return_pops_args): Likewise.
4024 (init_cumulative_args): Likewise.
4025 (find_drap_reg): Likewise.
4026 (ix86_static_chain): Likewise.
4027 (x86_this_parameter): Likewise.
4028 (x86_output_mi_thunk): Likewise.
4029 (ix86_attribute_table): Add description for thiscall attribute.
4030 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4031 * doc/extend.texi: Add documentation for thiscall.
4033 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4036 * c.opt (Wint-to-pointer-cast): Available in C++.
4037 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4039 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4041 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4042 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4043 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4044 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4045 function type instead. Reorder and simplify checks.
4047 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4049 2010-04-08 Jing Yu <jingyu@google.com>
4050 Zdenek Dvorak <ook@ucw.cz>
4052 PR tree-optimization/42720
4053 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4054 loop unswitch conditions here from ...
4055 (tree_unswitch_single_loop): ... here.
4057 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4059 * tree-if-conv.c: Fix comments and simplify logic.
4061 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4063 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4064 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4065 (main_tree_if_conversion): Update call to tree_if_conversion.
4067 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4070 * doc/invoke.texi (-b,-V): Delete.
4071 * doc/tm.texi: Do not mention -b.
4072 * gcc.c (display_help): Delete -b and -V.
4073 (process_command): Delete -b and -V.
4074 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4076 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4077 Wolfgang Gellerich <gellerich@de.ibm.com>
4079 Implement target hook for loop unrolling
4080 * target.h (loop_unroll_adjust): Add a new target hook function.
4081 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4082 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4083 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4084 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4085 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4087 (decide_unroll_stupid): Likewise.
4089 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4092 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4094 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4096 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4097 (Specific, *-*-solaris2*): Likewise.
4098 Don't prefer Sun as over GNU as.
4100 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4102 * config/s390/s390.c (override_options): Adjust the z10 defaults
4103 for max-unroll-times, max-completely-peeled-insns
4104 and max-completely-peel-times.
4106 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4108 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4109 instructions for z10.
4110 (s390_expand_setmem): Likewise.
4111 (s390_expand_cmpmem): Likewise.
4113 2010-04-08 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/43679
4116 * tree-ssa-pre.c (eliminate): Only propagate copies.
4118 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4121 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4122 set but not used variable warning.
4124 2010-04-08 Wei Guozhi <carrot@google.com>
4127 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4128 (arm_size_rtx_costs): Call the new function when optimized for size.
4130 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4133 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4134 op0 is not a MEM, just return NULL instead of assertion
4136 (discover_nonconstant_array_refs): Don't walk debug stmts.
4138 2010-04-08 Doug Kwan <dougkwan@google.com>
4140 * configure.ac: Recognize gold and do not use its version number
4141 to test ld features.
4142 * configure: Regenerate.
4144 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4147 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4148 (negate_value): Move code to push elements to broken_up_substracts ...
4149 (eliminate_plus_minus_pair): ... here. Push operands that have no
4150 negative pair to plus_negates.
4151 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4153 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4155 * doc/install.texi (Configuration): Move description of
4156 --enable-lto, --with-libelf*, --enable-gold from Java section to
4159 * doc/generic.texi (Working with declarations)
4160 (Function Properties, C and C++ Trees): Fix typos.
4161 * doc/sourcebuild.texi (Top Level): Likewise.
4163 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4166 * tree.h (DECL_READ_P): Define.
4167 (struct tree_decl_common): Add decl_read_flag.
4168 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4169 a set but not used warning.
4170 (merge_decls): Merge DECL_READ_P flag.
4171 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4172 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4173 * c-common.c (handle_used_attribute, handle_unused_attribute):
4175 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4177 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4179 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4180 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4181 c_parser_binary_expression, c_parser_cast_expression,
4182 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4183 Call default_function_array_read_conversion instead of
4184 default_function_array_conversion where needed.
4185 (c_parser_unary_expression, c_parser_conditional_expression,
4186 c_parser_postfix_expression_after_primary, c_parser_initelt):
4187 Likewise. Call mark_exp_read where needed.
4188 (c_parser_statement_after_labels, c_parser_asm_operands,
4189 c_parser_typeof_specifier, c_parser_sizeof_expression,
4190 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4192 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4194 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4195 (warn_unused_but_set_parameter): Default to warn_unused
4197 * doc/invoke.texi: Document -Wunused-but-set-variable and
4198 -Wunused-but-set-parameter.
4200 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4201 used count variable.
4202 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4203 when operandN variables aren't used in the body of the expander
4205 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4206 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4207 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4208 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4209 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4210 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4211 * tree.c (PROCESS_ARG): Likewise.
4213 2010-04-07 Simon Baldwin <simonb@google.com>
4215 * diagnostic.h (diagnostic_override_option_index): New macro to
4216 set a diagnostic's option_index.
4217 * c-tree.h (c_cpp_error): Add warning reason argument.
4218 * opts.c (_warning_as_error_callback): New.
4219 (register_warning_as_error_callback): Store callback for
4220 warnings enabled via enable_warning_as_error.
4221 (enable_warning_as_error): Call callback, minor code tidy.
4222 * opts.h (register_warning_as_error_callback): Declare.
4223 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4224 response to -Werror=.
4225 (c_common_init_options): Register warning_as_error_callback in opts.c.
4226 * common.opt: Add -Wno-cpp option.
4227 * c-common.c (struct reason_option_codes_t): Map cpp warning
4228 reason codes to gcc option indexes.
4229 * (c_option_controlling_cpp_error): New function, lookup the gcc
4230 option index for a cpp warning reason code.
4231 * (c_cpp_error): Add warning reason argument, call
4232 c_option_controlling_cpp_error for diagnostic_override_option_index.
4233 * doc/invoke.texi: Document -Wno-cpp.
4235 2010-04-07 Richard Guenther <rguenther@suse.de>
4237 * ipa-reference.c (mark_load): Use get_base_address.
4238 (mark_store): Likewise.
4240 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4241 inserting GIMPLE_NOPs into the IL.
4242 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4243 Explicitly strip handled components and indirect references.
4245 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4246 folding address expressions.
4247 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4248 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4249 operand_equal_p to compare decls.
4250 (ptr_deref_may_alias_decl_p): Likewise.
4251 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4252 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4253 Handle reversed comparison ops.
4254 * tree-sra.c (asm_visit_addr): Use get_base_address.
4255 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4256 * ipa-reference.c (mark_address): Use get_base_address.
4258 2010-04-07 Richard Guenther <rguenther@suse.de>
4260 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4261 Propagate constants everywhere.
4263 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4266 * tree.c (MAX_INT_CACHED_PREC): Define.
4267 (nonstandard_integer_type_cache): New array.
4268 (build_nonstandard_integer_type): Cache results for precision
4269 <= MAX_INT_CACHED_PREC.
4271 2010-04-07 Richard Guenther <rguenther@suse.de>
4273 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4274 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4275 * common.opt: Likewise.
4276 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4277 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4278 (nonoverlapping_memrefs_p): Likewise.
4279 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4280 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4281 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4282 OPT_fargument_noalias_global for backward compatibility.
4284 2010-04-07 Richard Guenther <rguenther@suse.de>
4286 PR tree-optimization/43270
4287 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4288 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4289 * tree-ssa-pre.c (phi_translate_1): Adjust.
4290 (fully_constant_expression): Split out vn_reference handling to ...
4291 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4292 Fold reads from constant strings.
4293 (vn_reference_lookup): Handle fully constant references.
4294 (vn_reference_lookup_pieces): Likewise.
4295 * Makefile.in (expmed.o-warn): Add -Wno-error.
4297 2010-04-07 Martin Jambor <mjambor@suse.cz>
4299 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4301 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4304 * gcc.c: Add -static-libstdc++ to list of recognized options.
4306 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4308 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4310 2010-04-07 Richard Guenther <rguenther@suse.de>
4313 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4314 bases build simple mem attributes to retain points-to information.
4316 2010-04-07 Richard Guenther <rguenther@suse.de>
4319 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4320 preserve points-to related information.
4322 2010-04-07 Richard Guenther <rguenther@suse.de>
4325 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4326 discard plain indirect references.
4327 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4328 * tree.c (tree_nop_conversion): Likewise.
4330 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4333 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4335 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4337 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4338 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4340 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4342 * tree-if-conv.c: Fix indentation and comments.
4344 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4346 * tree-if-conv.c: Sort static functions in topological order.
4348 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4350 * tree-if-conv.c: Fix indentation and comments.
4352 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4355 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4356 lang_hooks.types.type_for_size instead of
4357 build_nonstandard_integer_type.
4358 When converting an unsigned type to signed, double its precision.
4359 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4360 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4361 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4364 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4367 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4368 POINTER_PLUS_EXPR for pointer types.
4370 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4373 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4374 * graphite-clast-to-gimple.c: Include langhooks.h.
4375 (max_signed_precision_type): New.
4376 (max_precision_type): Takes two types as arguments.
4377 (precision_for_value): New.
4378 (precision_for_interval): New.
4379 (gcc_type_for_interval): New.
4380 (gcc_type_for_value): New.
4381 (gcc_type_for_clast_term): New.
4382 (gcc_type_for_clast_red): New.
4383 (gcc_type_for_clast_bin): New.
4384 (gcc_type_for_clast_expr): Split up into several functions.
4385 (gcc_type_for_clast_eq): Rewritten.
4386 (compute_bounds_for_level): New.
4387 (compute_type_for_level_1): New.
4388 (compute_type_for_level): New.
4389 (gcc_type_for_cloog_iv): Removed.
4390 (gcc_type_for_iv_of_clast_loop): Rewritten.
4391 (graphite_create_new_loop): Compute the lower and upper bound types
4392 with gcc_type_for_clast_expr.
4393 (graphite_create_new_loop_guard): Same.
4394 (find_cloog_iv_in_expr): Removed.
4395 (compute_cloog_iv_types_1): Removed.
4396 (compute_cloog_iv_types): Removed.
4397 (gloog): Do not call compute_cloog_iv_types.
4398 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4400 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4401 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4402 (GBB_CLOOG_IV_TYPES): Removed.
4404 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4406 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4407 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4408 (detect_commutative_reduction): Same.
4410 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4412 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4413 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4415 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4416 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4417 (rewrite_commutative_reductions_out_of_ssa): Same.
4418 * passes.c (execute_function_todo): Call verify_ssa for every pass
4419 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4420 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4421 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4422 with an extra argument.
4423 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4424 verify_ssa only when the extra argument is true.
4425 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4426 with an extra argument.
4427 (tree_transform_and_unroll_loop): Same.
4429 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4431 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4432 for all the passes of the LNO having LOOP_CLOSED_SSA.
4433 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4434 * tree-loop-distribution.c (pass_loop_distribution): Same.
4435 * tree-pass.h (TODO_verify_loops): Removed.
4436 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4438 (pass_tree_unswitch): Same.
4439 (pass_predcom): Same.
4440 (pass_vectorize): Same.
4441 (pass_linear_transform): Same.
4442 (pass_graphite_transforms): Same.
4443 (pass_iv_canon): Same.
4444 (pass_complete_unroll): Same.
4445 (pass_complete_unrolli): Same.
4446 (pass_parallelize_loops): Same.
4447 (pass_loop_prefetch): Same.
4448 (pass_iv_optimize): Same.
4450 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4453 * passes.c (init_optimization_passes): Move pass_lim before
4454 pass_copy_prop and pass_dce_loop.
4456 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4459 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4460 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4461 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4462 MULTI_* defines for 4 argument vpermil2p* builtins.
4464 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4466 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4467 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4468 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4469 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4470 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4471 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4472 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4473 Use x86_maybe_negate_const_int to output insn mnemonic.
4474 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4475 check from instruction predicate. Update comments.
4476 * config/i386/sync.md (sync_add<mode>): Use
4477 x86_maybe_negate_const_int to output insn mnemonic.
4479 2010-04-06 Jan Hubicka <jh@suse.cz>
4481 PR tree-optimization/42906
4482 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4483 IGNORE_SELF argument. Set visited_control_parents for fully
4485 (find_obviously_necessary_stmts): Update call of
4486 mark_control_dependent_edges_necessary.
4487 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4489 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4491 * config/i386/i386.md: Remove comment about 'e' and 'E'
4494 2010-04-06 Richard Guenther <rguenther@suse.de>
4496 PR tree-optimization/43627
4497 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4498 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4501 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4503 * BASE-VER: Change to 4.6.0.
4506 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4509 2010-04-06 Richard Guenther <rguenther@suse.de>
4512 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4514 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4516 * doc/invoke.texi (Optimize Options): Document that LTO
4517 won't remove object access purely due to incompatible
4520 2010-04-04 Matthias Klose <doko@ubuntu.com>
4522 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4523 Initialize variable.
4525 2010-04-03 Richard Guenther <rguenther@suse.de>
4528 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4529 require a non-NULL MEM_OFFSET.
4531 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4533 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4534 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4535 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4536 config/alpha/predicates.md, config/arm/arm.md,
4537 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4538 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4539 config/darwin9.h, config/darwin.c, config/darwin.h,
4540 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4541 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4542 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4543 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4544 config/mips/mips.md, config/mn10300/mn10300.c,
4545 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4546 config/rs6000/aix.h, config/rs6000/dfp.md,
4547 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4548 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4549 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4550 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4551 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4552 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4553 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4554 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4555 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4556 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4557 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4558 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4559 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4560 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4561 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4562 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4563 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4564 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4565 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4566 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4567 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4568 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4569 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4570 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4571 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4572 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4573 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4574 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4575 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4576 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4577 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4578 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4579 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4580 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4581 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4582 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4584 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4587 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4588 * aclocal.m4: Regenerate.
4590 2010-04-02 Richard Guenther <rguenther@suse.de>
4592 PR tree-optimization/43629
4593 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4594 if we have seen a constant value.
4596 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4598 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4600 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4603 * arm.c (legitimize_tls_address): Adjust call to
4604 gen_tls_load_dot_plus_four.
4605 (arm_note_pic_base): New function.
4606 (arm_cannot_copy_insn_p): Use it.
4607 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4610 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4615 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4617 * Makefile.in ($(out_object_file)): Depend on
4618 gt-$(basename $(notdir $(out_file))).h.
4620 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4622 * config.gcc (lm32-*-rtems*): Add t-lm32.
4624 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4626 * config.gcc: Add lm32-*-rtems*.
4627 * config/lm32/rtems.h: New file.
4629 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4632 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4634 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4636 * dwarf2out.c (output_compilation_unit_header): For
4637 -gdwarf-4 use version 4 instead of version 3.
4638 (output_line_info): For version 4 and above emit additional
4639 maximum ops per insn header field.
4640 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4642 * dwarf2out.c (is_c_family, is_java): Remove.
4643 (lower_bound_default): New function.
4644 (add_bound_info, gen_descr_array_type_die): Use it.
4646 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4649 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4650 re-declaration when it happens in a function.
4652 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4654 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4655 (cgraph_remove_function_insertion_hook): Same.
4656 (cgraph_call_function_insertion_hooks): Same.
4658 2010-04-01 Richard Guenther <rguenther@suse.de>
4661 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4662 and TREE_THIS_VOLATILE.
4663 (copy_ref_info): Likewise.
4664 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4665 * tree.c (build6_stat): Ignore side-effects of all but arg5
4666 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4669 2010-04-01 Richard Guenther <rguenther@suse.de>
4671 PR tree-optimization/43607
4672 * ipa-type-escape.c (check_call): Do not access non-existing
4675 2010-04-01 Richard Guenther <rguenther@suse.de>
4679 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4680 Jack Howarth <howarth@bromo.med.uc.edu>
4682 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4685 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4687 * doc/install.texi (Prerequisites): Document libelf usability on
4688 IRIX 5/6 and Solaris 2.
4689 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4690 Update GNU as, GNU ld requirements.
4691 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4692 Document Sun Studio compiler download.
4693 Update and simplify as, ld recommendations.
4694 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4696 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4698 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4699 with_tune_32 to pentium4.
4701 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4703 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4705 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4707 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4708 obsoletion, removal.
4710 Document GNU as requirement.
4711 Update configure requirements.
4712 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4713 Recomment IRIX 6.5.18+.
4714 Document IDF/IDL requirement.
4715 Document GNU as requirement.
4716 Document GNU ld bootstrap failure.
4717 Remove freeware.sgi.com reference.
4719 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4721 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4722 UNIX V4.0, V5.0 obsoletion, removal.
4723 Remove --with-gc=simple reference.
4724 Update VM requirements during bootstrap.
4725 Remove -oldas bootstrap description.
4726 Update binutils reference.
4727 Remove comparison failure note.
4729 2010-03-31 Richard Guenther <rguenther@suse.de>
4730 Zdenek Dvorak <ook@ucw.cz>
4731 Sebastian Pop <sebastian.pop@amd.com>
4734 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4735 with multiple arguments.
4736 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4738 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4740 * graphite-dependences.c (print_pddr): Call print_pdr with an
4742 * graphite-poly.c (debug_pdr): Add an extra argument for the
4745 (print_pbb_domain): Same.
4747 (print_scop_context): Same.
4749 (print_cloog): Same.
4750 (debug_pbb_domain): Same.
4754 (debug_scop_context): Same.
4756 (debug_cloog): Same.
4757 (print_scop_params): Same.
4758 (debug_scop_params): Same.
4759 (print_iteration_domain): Same.
4760 (print_iteration_domains): Same.
4761 (debug_iteration_domain): Same.
4762 (debug_iteration_domains): Same.
4763 (print_scattering_function): Same.
4764 (print_scattering_functions): Same.
4765 (debug_scattering_function): Same.
4766 (debug_scattering_functions): Same.
4767 * graphite-poly.h (debug_pdr): Update declaration.
4769 (print_pbb_domain): Same.
4771 (print_scop_context): Same.
4773 (print_cloog): Same.
4774 (debug_pbb_domain): Same.
4778 (debug_scop_context): Same.
4780 (debug_cloog): Same.
4781 (print_scop_params): Same.
4782 (debug_scop_params): Same.
4783 (print_iteration_domain): Same.
4784 (print_iteration_domains): Same.
4785 (debug_iteration_domain): Same.
4786 (debug_iteration_domains): Same.
4787 (print_scattering_function): Same.
4788 (print_scattering_functions): Same.
4789 (debug_scattering_function): Same.
4790 (debug_scattering_functions): Same.
4792 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4794 * graphite-poly.c (print_scattering_function_1): New.
4795 (print_scattering_function): Call it.
4796 (print_scop_params): Remove spaces at the end of lines.
4799 * graphite-poly.h (print_cloog): Declared.
4800 (debug_cloog): Declared.
4802 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4804 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4806 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4807 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4808 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4809 to switch between adding the IV bump in loop->latch or in loop->header.
4811 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4813 * graphite-poly.c (print_scattering_function): Pretty print following
4816 (print_pbb_domain): Same.
4817 (dump_gbb_cases): Same.
4818 (dump_gbb_conditions): Same.
4821 (print_scop_params): Same.
4822 (print_scop_context): Same.
4824 (print_pbb_body): New.
4825 (lst_indent_to): New.
4826 (print_lst): Start new lines with a #.
4827 * graphite-poly.h (pbb_bb): New.
4828 (pbb_index): Use pbb_bb.
4829 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4831 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4833 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4835 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4836 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4837 and 0 instead of 1 for dw_val_class_flag.
4838 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4839 dw_val_class_range_list, dw_val_class_loc_list,
4840 dw_val_class_lineptr and dw_val_class_macptr, use
4841 DW_FORM_flag_present for dw_val_class_flag and
4842 DW_FORM_exprloc for dw_val_class_loc.
4843 (output_die): For -gdwarf-4 print dw_val_class_loc
4844 size as uleb128 instead of 1 or 2 bytes and don't print
4845 anything for dw_val_class_flag.
4847 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4848 instead of cselib_lookup following by tweaking locs->setting_insn.
4851 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4852 even before returning from label, setjmp call or volatile asm
4855 2010-03-31 Richard Guenther <rguenther@suse.de>
4858 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4859 temporary data on stack.
4861 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4863 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4864 (PUSHSECTION_ASM_OP): Remove.
4865 (POPSECTION_ASM_OP): Remove.
4866 (PUSHSECTION_FORMAT): Remove.
4867 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4868 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4869 * config/sol2.c (solaris_output_init_fini): Use it.
4871 2010-03-31 Jie Zhang <jie@codesourcery.com>
4874 * opt-functions.awk (var_type_struct): Use signed char type
4875 for simple variables.
4877 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4879 * config/sol2.c: Include output.h.
4880 (solaris_assemble_visibility): New function.
4881 * config/t-sol2 (sol2.o): Add output.h dependency.
4882 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4883 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4886 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4889 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4890 V2SImode or XFmode on PRE_DEC.
4893 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4896 2010-03-31 Jie Zhang <jie@codesourcery.com>
4899 * reload.h (caller_save_initialized_p): Declare.
4900 * toplev.c (backend_init_target): Don't call
4901 init_caller_save but set caller_save_initialized_p to false.
4902 * caller-save.c (caller_save_initialized_p): Define.
4903 (init_caller_save): Check caller_save_initialized_p.
4904 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4906 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4909 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4910 and soft-fp/t-softfp to tmake_file.
4911 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4912 (LIBGCC2_TF_CEXT): Define.
4915 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4918 * cselib.c (n_useless_values): Document handling of debug locs.
4919 (n_useless_debug_values, n_debug_values): New variables.
4920 (new_elt_loc_list): Don't add to debug values, keep count.
4921 (promote_debug_loc): New.
4922 (cselib_reset_table): Zero new variables.
4923 (entry_and_rtx_equal_p): Promote debug locs.
4924 (discard_useless_locs): Increment n_useless_debug_values for
4926 (remove_useless_values): Adjust n_useless_values and n_debug_values
4927 with n_useless_debug_values.
4928 (add_mem_for_addr): Promote debug locs.
4929 (cselib_lookup_mem): Likewise.
4930 (cselib_lookup_addr): Renamed to...
4931 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4932 (cselib_log_lookup): ... this. Turn into...
4933 (cselib_lookup_addr): ... new wrapper.
4934 (cselib_lookup_from_insn): New.
4935 (cselib_invalidate_regno): Increment n_useless_debug_values for
4937 (cselib_invalidate_mem): Likewise.
4938 (cselib_process_insn): Take n_deleted and n_debug_values into
4939 account to guard remove_useless_value call.
4940 (cselib_finish): Zero n_useless_debug_values.
4941 * cselib.h (cselib_lookup_from_insn): Declare.
4942 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4943 (sched_analyze_2): Likewise.
4945 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4947 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4949 (adjust_mems): Replace narrowing SUBREG of expression containing
4950 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4951 with operations in the narrower mode.
4954 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4955 regs_invalidated_by_call instead all call_used_reg_set registers.
4957 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4960 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4961 pointer comparisons with types_compatible_p.
4962 * tree-vect-stmts.c (vectorizable_call): Same.
4963 (vectorizable_condition): Same.
4965 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4967 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4968 stack check if the mask would be zero.
4970 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4971 Jack Howarth <howarth@bromo.med.uc.edu>
4973 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4976 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4979 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4981 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4982 Include ___unordxf2 and ___unordtf2.
4983 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4986 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4988 * config/lm32/t-lm32: New file.
4989 * config.gcc: Use the above file when targetting lm32.
4991 2010-03-28 Duncan Sands <baldrick@free.fr>
4993 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4995 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4998 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4999 Improve vectorization cost model diagnostic.
5001 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5004 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5005 compute_data_dependences_for_loop returns false, early exit
5006 and output an extra diagnostic for the failed data reference
5009 2010-03-29 Richard Guenther <rguenther@suse.de>
5011 PR tree-optimization/43560
5012 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5013 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5015 2010-03-29 Jie Zhang <jie@codesourcery.com>
5018 * toplev.c (process_options): Set optimization_default_node
5019 and optimization_current_node.
5020 * opts.c (decode_options): Don't set optimization_default_node
5021 and optimization_current_node.
5023 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5025 * config/rtems.h: Abandon -qrtems_debug.
5027 2010-03-28 Jan Hubicka <jh@suse.cz>
5029 PR tree-optimization/43505
5030 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5031 map should not be copied.
5033 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5036 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5037 cdtors, set DECL_PRESERVE_P.
5038 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5041 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5043 PR tree-optimization/43528
5044 * stor-layout.c (place_field): Check that constant fits into
5045 unsigned HWI when skipping calculation of MS bitfield layout.
5047 2010-03-27 Jan Hubicka <jh@suse.cz>
5050 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5051 notice_global_symbol work.
5053 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5055 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5056 instead of dwarf2out_decl.
5057 (struct var_loc_node): Remove section_label field.
5058 (dwarf2out_function_decl): New function.
5059 (dwarf2out_var_location): Don't set section_label field.
5060 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5062 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5064 PR tree-optimization/43544
5065 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5066 First argument for builtin vectorized function hook is now a
5067 tree to be able to distinguish between machine specific and
5069 * targhooks.c (default_builtin_vectorized_function): Ditto.
5070 * targhooks.h (default_builtin_vectorized_function): Ditto.
5071 * target.h (struct gcc_target): Ditto.
5072 * tree-vect-stmts.c (vectorizable_function): Ditto.
5073 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5074 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5077 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5080 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5081 nested binding iff it is a FUNCTION_DECL.
5082 (store_parm_decls_newstyle): Pass nested=true to bind for
5083 FUNCTION_DECLs amongst parameters.
5085 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5087 * var-tracking.c (vt_expand_loc_callback): Don't run
5088 cselib_expand_value_rtx_cb in dummy mode if
5089 cselib_dummy_expand_value_rtx_cb returned false.
5091 * var-tracking.c (emit_note_insn_var_location): For one part
5092 notes with offset 0, don't add EXPR_LIST around the location.
5093 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5094 add_location_or_const_value_attribute): Adjust for that change.
5097 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5098 into first operand and location into second.
5099 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5100 dw_cfi_oprnd_loc for DW_CFA_expression.
5101 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5102 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5103 assume first argument is regnum and second argument is location.
5105 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5108 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5109 of scratch register to DImode. Split to DImode comparison operator.
5110 Use SImode subreg of scratch register in the multiplication.
5111 (*cmp_sadd_sidi): Ditto.
5112 (*cmp_ssub_si): Ditto.
5113 (*cmp_ssub_sidi): Ditto.
5115 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5118 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5119 Remove invalid assert and wrong comment.
5121 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5124 * flags.h (final_insns_dump_p): New extern.
5125 * final.c (final_insns_dump_p): New variable.
5126 (rest_of_clean_state): Set it before -fdump-final-insns=
5127 dumping, clear afterwards.
5128 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5129 MEM_ALIAS_SET on MEMs.
5131 2010-03-26 David S. Miller <davem@davemloft.net>
5133 * configure.ac: Fix sparc GOTDATA_OP bug check.
5134 * configure: Rebuild.
5136 2010-03-26 Alan Modra <amodra@gmail.com>
5138 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5140 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5142 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5143 TLS_SECTION_ASM_FLAG.
5145 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5148 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5149 Clear first_function_block_is_cold.
5152 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5153 argument if the argument is truth_value_p.
5155 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5157 * config/rs6000/constraints.md: Update copyright year for my changes.
5160 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5161 used in reg+reg addressing, swap registers.
5163 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5166 * target.h (struct gcc_target): Add code_end hook.
5167 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5169 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5170 * toplev.c (compile_file): Call targetm.asm_out.code_end
5171 hook before unwind info/debug info output.
5172 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5173 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5174 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5175 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5176 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5177 * config/i386/i386.c (ix86_file_end): Renamed to...
5178 (ix86_code_end): ... this. Make static. Don't call
5179 file_end_indicate_exec_stack. Emit unwind info using
5180 final_start_function/final_end_function.
5181 (darwin_x86_file_end): Remove.
5182 (TARGET_ASM_CODE_END): Define.
5183 * config/i386/i386.h (TARGET_ASM_FILE_END,
5184 NEED_INDICATE_EXEC_STACK): Don't define.
5185 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5186 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5187 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5188 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5191 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5192 at the beginning and final_end_function at the end.
5193 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5195 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5197 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5198 and Sun as TLS syntax.
5199 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5200 * configure: Regenerate.
5201 * config.in: Regenerate.
5202 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5203 (default_elf_asm_named_section): Use it.
5204 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5205 (i386_output_dwarf_dtprel): Likewise.
5206 (output_addr_const_extra): Likewise.
5207 (output_pic_addr_const): Lowercase @GOTTPOFF.
5208 (output_addr_const_extra): Likewise.
5209 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5210 (output_addr_const_extra): Likewise.
5211 (output_pic_addr_const): Lowercase @INDNTPOFF.
5212 (output_addr_const_extra): Likewise.
5213 (output_pic_addr_const): Lowercase @NTPOFF.
5214 (output_addr_const_extra): Likewise.
5215 (output_pic_addr_const): Lowercase @TPOFF.
5216 (output_addr_const_extra): Likewise.
5217 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5218 (*tls_global_dynamic_64): Likewise.
5219 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5220 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5222 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5223 (ASM_OUTPUT_TLS_COMMON): Use it.
5224 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5227 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5228 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5229 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5230 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5231 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5232 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5234 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5236 * config/i386/i386.c (override_options): Don't accept
5237 -mtls-dialect=sun any longer.
5238 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5239 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5240 (*tls_local_dynamic_base_32_sun): Likewise.
5241 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5243 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5246 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5247 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5250 * ira.c (adjust_cleared_regs): New function.
5251 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5255 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5257 * expr.c (expand_expr_real): Restore previous
5258 curr_insn_source_location and curr_insn_block after
5259 expand_expr_real_1 call.
5260 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5261 instead of expand_expr_real_1.
5263 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5265 PR rtl-optimization/43413
5266 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5269 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5272 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5273 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5275 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5277 * config/i386/i386.c (ix86_target_string): Add -mfma.
5278 Fix a typo in comment.
5280 2010-03-22 Mike Stump <mikestump@comcast.net>
5283 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5284 Don't overly align based upon packed packed fields.
5286 2010-03-22 Jason Merrill <jason@redhat.com>
5288 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5289 Use () rather than [], and move before the element type.
5291 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5293 * doc/configfiles.texi (Configuration Files): Removed
5294 fixinc/Makefile*, intl/Makefile.*.
5295 * doc/makefile.texi: Fixed markup. Abstract from version
5296 control system used.
5297 (Makefile): Removed obsolete gcc/java/parse.y example.
5298 * doc/sourcebuild.texi: Likewise.
5299 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5300 libgomp, libssp. Removed fastjar.
5301 (Miscellaneous Docs): Clarify location.
5302 Added COPYING3, COPYING3.LIB.
5303 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5305 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5308 * config/i386/i386.c (x86_function_profiler)
5309 [!NO_PROFILE_COUNTERS]: Fix typo.
5310 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5313 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5314 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5316 * doc/sourcebuild.texi (Test Directives): Split into six
5317 subsections, with most of the current text in new subsections
5318 Directives, Selectors, and Final Actions.
5319 (Directives): Split list of test directives into multiple
5321 (Selectors): Describe use and syntax of selectors.
5322 (Effective-Target Keywords): Describe all existing keywords.
5323 (Add Options): Describe features for dg-add-options.
5324 (Require Support): Describe variants of dg-require-support.
5325 (Final Actions): Describe commands to use in dg-final.
5327 2010-03-22 Michael Matz <matz@suse.de>
5330 * recog.c (validate_replace_rtx_group): Replace also in
5331 REG_EQUAL and REG_EQUIV notes.
5333 2010-03-22 Richard Guenther <rguenther@suse.de>
5335 PR tree-optimization/43390
5336 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5337 sure vector extracts are type correct.
5339 2010-03-22 Richard Guenther <rguenther@suse.de>
5342 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5343 x * sqrt (x) even when optimizing for size if the target
5344 has native support for sqrt.
5346 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5348 * varasm.c (make_decl_rtl_for_debug): Also clear
5349 flag_mudflap for the duration of make_decl_rtl call.
5352 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5353 locs from preserved VALUEs.
5355 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5358 * pa.md (movmemsi): Set align to one if zero.
5359 (movmemdi): Likewise.
5361 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5364 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5365 with their corresponding prologue pushes.
5367 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5370 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5371 at the begining or end.
5372 (spu_expand_epilogue): Likewise.
5374 2010-03-20 Richard Guenther <rguenther@suse.de>
5376 PR rtl-optimization/43438
5377 * combine.c (make_extraction): Properly zero-/sign-extend an
5378 extraction of the low part of a CONST_INT. Also handle
5381 2010-03-19 Mike Stump <mikestump@comcast.net>
5383 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5384 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5385 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5387 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5390 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5393 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5395 PR rtl-optimization/42258
5396 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5397 use that may match DEF.
5400 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5401 the cost of loading the constant rather than assuming
5403 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5404 outer code is AND, do the same tests as the andsi3 expander and
5405 return COSTS_N_INSNS (1) if and is cheap.
5407 * optabs.c (avoid_expensive_constant): Fix formatting.
5409 2010-03-19 Michael Matz <matz@suse.de>
5412 * attribs.c (decl_attributes): When rebuilding a function pointer
5413 type use the same qualifiers as the original pointer type.
5415 2010-03-19 Martin Jambor <mjambor@suse.cz>
5417 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5418 and is_gimple_ip_invariant_address.
5420 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5423 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5425 * config/arm/arm.c (arm_override_options): Turn off
5426 flag_dwarf2_cfi_asm for AAPCS variants.
5428 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5431 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5432 Use PRE_MODIFY instead of PRE_DEC.
5433 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5434 (vfp_emit_fstmd): Likewise.
5436 2010-03-19 Michael Matz <matz@suse.de>
5439 * builtins.c (expand_builtin_interclass_mathfn,
5440 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5443 2010-03-19 Richard Guenther <rguenther@suse.de>
5445 PR tree-optimization/43415
5446 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5447 (phi_translate_1): ... this.
5448 (phi_translate): Move all caching here. Cache all NARY
5449 and REFERENCE translations.
5451 2010-03-19 David S. Miller <davem@davemloft.net>
5453 With help from Eric Botcazou.
5454 * config/sparc/sparc.c: Include dwarf2out.h.
5455 (emit_pic_helper): Delete.
5456 (pic_helper_symbol_name): Delete.
5457 (pic_helper_emitted_p): Delete.
5458 (pic_helper_needed): New.
5459 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5460 (get_pc_thunk_name): New.
5461 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5462 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5463 Set pic_helper_needed to true. Don't call emit_pic_helper.
5464 (sparc_expand_prologue): Update load_pic_register call.
5465 (sparc_output_mi_thunk): Likewise.
5466 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5467 thunk if possible. Output CFI information as needed.
5469 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5470 Jack Howarth <howarth@bromo.med.uc.edu>
5473 * config/i386/i386.h: Fix ABI on darwin x86-32.
5475 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5477 * tree.h: Declare make_decl_rtl_for_debug.
5478 * varasm.c (make_decl_rtl_for_debug): New.
5479 * dwarf2out.c (rtl_for_decl_location): Call it.
5480 * cfgexpand.c (expand_debug_expr): Call it.
5482 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5485 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5489 * var-tracking.c (vt_init_cfa_base): Do nothing if
5490 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5492 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5495 * var-tracking.c (canonicalize_vars_star): New.
5496 (dataflow_post_merge_adjust): Use it.
5498 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5501 * var-tracking.c (non_suitable_const): New function.
5502 (add_uses): For DEBUG_INSNs with constants, don't record any
5503 value, instead just the constant value itself.
5504 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5505 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5506 (emit_notes_in_bb): Likewise.
5507 (emit_note_insn_var_location): For onepart variables if
5508 cur_loc is a VOIDmode constant, use DECL_MODE.
5510 2010-03-18 Martin Jambor <mjambor@suse.cz>
5513 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5514 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5515 all non-clones. Moved call redirection...
5516 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5517 (cgraph_materialize_all_clones): Dispose of all
5518 combined_args_to_skip bitmaps.
5519 (verify_cgraph_node): Do not check for edges pointing to wrong
5520 nodes in inline clones.
5521 * tree-inline.c (copy_bb): Call
5522 cgraph_redirect_edge_call_stmt_to_callee.
5523 * ipa.c (cgraph_remove_unreachable_nodes): Call
5524 cgraph_node_remove_callees even when there are used clones.
5526 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5528 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5530 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5533 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5536 2010-03-18 Michael Matz <matz@suse.de>
5539 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5540 into sqrt(x) if we need to preserve signed zeros.
5542 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5543 Eric Botcazou <ebotcazou@adacore.com>
5545 PR rtl-optimization/43360
5546 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5547 note if we don't know its invariant status.
5549 2010-03-18 Michael Matz <matz@suse.de>
5551 PR tree-optimization/43402
5552 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5553 PHI chains of ssa names registered for update.
5555 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5558 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5559 non-offsettable and pre_modify update addressing.
5560 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5561 and "2" alternatives "#".
5562 (*movdd_softfloat32): Make all alternatives "#";
5563 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5564 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5565 (*movdf_softfloat32): Make all alternatives "#";
5566 (movdi): Use the new DIFD mode iterator to create a common splitter
5567 for movdi, movdf and movdd patterns.
5569 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5571 * common.opt (dumpdir): Remove redundant tab.
5573 2010-03-17 Martin Jambor <mjambor@suse.cz>
5575 PR tree-optimization/43347
5576 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5577 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5579 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5581 PR rtl-optimization/42216
5582 * regrename.c (create_new_chain): New function, broken out from...
5583 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5584 appending a use to an empty chain.
5585 (build_def_use): Remove previous changes that convert OP_INOUT to
5586 OP_OUT operands; instead detect the case where an OP_INOUT operand
5587 uses a previously untracked register and create an empty chain for it.
5589 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5591 * doc/extend.texi (Function Attributes): Rewrite unfinished
5592 sentence in ms_abi documentation.
5594 2010-03-17 Alan Modra <amodra@gmail.com>
5596 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5597 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5598 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5599 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5601 2010-03-16 Richard Henderson <rth@redhat.com>
5604 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5605 (lower_try_finally): Save and restore eh_seq around the expansion
5608 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5610 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5611 statements before splitting block.
5613 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5615 * doc/sourcebuild.texi (Testsuites): Fix markup.
5616 Use pathnames relative to gcc/testsuite.
5617 (Test Directives): Move description of how timeout is determined.
5618 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5619 (C Tests): Correct gcc.misc-tests directory.
5620 Framework tests now live in gcc.test-framework.
5622 2010-03-16 Richard Guenther <rguenther@suse.de>
5625 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5626 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5628 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5629 Alexandre Oliva <aoliva@redhat.com>
5631 PR tree-optimization/42917
5632 * lambda-code.c (remove_iv): Skip debug statements.
5633 (lambda_loopnest_to_gcc_loopnest): Likewise.
5634 (not_interesting_stmt): Debug statements are not interesting.
5636 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5640 * cselib.c (cselib_preserve_constants,
5641 cfa_base_preserved_val): New static variables.
5642 (preserve_only_constants): New function.
5643 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5644 clear its REG_VALUES. If cselib_preserve_constants, don't
5645 empty the whole hash table, but preserve there VALUEs with constants,
5646 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5647 (cselib_preserve_cfa_base_value): New function.
5648 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5649 (cselib_init): Change argument to int bitfield. Set
5650 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5652 (cselib_finish): Clear cselib_preserve_constants and
5653 cfa_base_preserved_val.
5654 * cselib.h (enum cselib_record_what): New enum.
5655 (cselib_init): Change argument to int.
5656 (cselib_preserve_cfa_base_value): New prototype.
5657 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5658 * dse.c (dse_step1): Likewise.
5659 * cfgcleanup.c (thread_jump): Likewise.
5660 * sched-deps.c (sched_analyze): Likewise.
5661 * gcse.c (local_cprop_pass): Likewise.
5662 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5663 If FN is non-NULL, call the callback always and whenever it returns
5664 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5665 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5666 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5667 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5668 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5669 * var-tracking.c: Include recog.h.
5670 (bb_stack_adjust_offset): Remove.
5671 (vt_stack_adjustments): Don't call it, instead just gather the
5672 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5673 (adjust_stack_reference): Remove.
5674 (compute_cfa_pointer): New function.
5675 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5676 (struct adjust_mem_data): New type.
5677 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5679 (get_address_mode): New function.
5680 (replace_expr_with_values): Use it.
5681 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5682 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5683 (adjust_sets): Remove.
5684 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5685 Use get_address_mode.
5686 (get_adjusted_src): Remove.
5687 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5688 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5689 (add_with_sets): Don't call adjust_sets.
5690 (fp_setter, vt_init_cfa_base): New functions.
5691 (vt_initialize): Change return type to bool. Move most of pool etc.
5692 initialization to the beginning of the function from end. Pass
5693 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5694 If !frame_pointer_needed, call vt_stack_adjustment before mos
5695 vector is filled, call vt_init_cfa_base if argp/framep has been
5696 eliminated to sp. If frame_pointer_needed and argp/framep has
5697 been eliminated to hard frame pointer, set
5698 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5699 encountering fp setter in the prologue. For MO_ADJUST, call
5700 log_op_type before pusing the op into mos vector, not afterwards.
5701 Call adjust_insn before cselib_process_insn/add_with_sets,
5702 call cancel_changes (0) afterwards.
5703 (variable_tracking_main_1): Adjust for vt_initialize calling
5704 vt_stack_adjustments and returning whether it succeeded or not.
5706 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5708 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5711 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5713 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5715 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5716 drap_reg has not been set.
5718 2010-03-15 Michael Matz <matz@suse.de>
5721 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5722 use it to expand block copies.
5723 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5724 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5725 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5727 2010-03-15 Richard Guenther <rguenther@suse.de>
5729 PR tree-optimization/43367
5730 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5733 2010-03-15 Richard Guenther <rguenther@suse.de>
5735 PR tree-optimization/43317
5736 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5738 2010-03-15 Martin Jambor <mjambor@suse.cz>
5740 PR tree-optimization/43141
5741 * tree-sra.c (create_abstract_origin): New function.
5742 (modify_function): Call create_abstract_origin.
5744 2010-03-15 Chris Demetriou <cgd@google.com>
5746 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5749 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5752 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5753 call insert_out_of_ssa_copy for default definitions.
5755 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5757 * graphite-clast-to-gimple.c (my_long_long): Defined.
5758 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5759 * graphite-sese-to-poly.c (my_long_long): Defined.
5760 (scop_ivs_can_be_represented): Use it.
5762 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5764 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5765 graphite-max-bbs-per-function, and loop-block-tile-size.
5766 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5768 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5770 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5772 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5773 forward declaration.
5774 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5775 (add_upper_bounds_from_estimated_nit): New.
5776 (build_loop_iteration_domains): Use it.
5778 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5780 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5782 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5785 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5786 should be an INTEGER_CST. Also handle CASE_CONVERT.
5788 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5790 * graphite.c (graphite_initialize): To bound the number of bbs per
5791 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5792 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5793 * doc/invoke.texi: Document it.
5795 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5797 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5798 * graphite-sese-to-poly.h (build_poly_scop): Same.
5800 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5802 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5803 the number of parameters in the scop. Use as an upper bound
5804 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5805 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5806 * doc/invoke.texi: Document it.
5808 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5810 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5811 * doc/c-tree.texi: Remove.
5812 * doc/generic.texi: Merge c-tree.texi here.
5813 * doc/gccint.texi (Trees): Remove menu entry.
5814 (c-tree.texi): Remove @include.
5815 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5816 * doc/languages.texi (Reading RTL): Ditto.
5818 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5821 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5823 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5826 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5827 code added to work around reload clobbering CONST insns.
5829 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5831 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5832 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5833 (cselib_preserve_only_values): Remove retain argument, don't
5834 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5835 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5836 * var-tracking.c (micro_operation): Move insn field before union.
5837 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5838 (struct variable_tracking_info_def): Remove n_mos field, change
5839 mos into a vector of micro_operations.
5840 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5841 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5842 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5843 changing into a vector.
5844 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5845 come before all other uops generated by add_stores.
5846 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5848 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5849 a vector. Run just one pass over the bbs instead of separate counting
5850 and computation phase.
5851 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5854 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5855 into *nonlocalized_list vector.
5856 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5857 even if origin is non-NULL.
5858 (gen_variable_die): Likewise.
5859 (process_scope_var): Don't change origin.
5860 (gen_decl_die): Likewise.
5861 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5862 before adding new edges instead of after it, fix moving over
5865 2010-03-11 David S. Miller <davem@davemloft.net>
5867 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5869 * configure: Rebuild.
5871 2010-03-11 Martin Jambor <mjambor@suse.cz>
5873 PR tree-optimization/43257
5874 * tree.c (assign_assembler_name_if_neeeded): New function.
5875 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5877 * tree.h (assign_assembler_name_if_neeeded): Declare.
5878 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5879 the function if needed.
5881 2010-03-11 Chris Demetriou <cgd@google.com>
5883 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5884 include/stdint-gcc.h, and include/stdint.h world-readable.
5886 2010-03-11 Richard Guenther <rguenther@suse.de>
5888 PR tree-optimization/43255
5889 * tree-vrp.c (process_assert_insertions_for): Do not insert
5890 asserts for trivial conditions.
5892 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5894 PR tree-optimization/43280
5895 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5896 generation. Move calculation of size out of the if branch.
5897 (find_bswap): Modify compare number generation.
5899 2010-03-11 Richard Guenther <rguenther@suse.de>
5902 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5903 (input_gimple_stmt): Fixup handled component types during
5904 operand read. Also fix up decls in ADDR_EXPRs.
5906 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5908 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5909 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5911 2010-03-10 Jan Hubicka <jh@suse.cz>
5914 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5915 * varasm.c (get_variable_section): Don't do that here...
5916 (make_decl_rtl): ... and here.
5917 (do_assemble_alias): Produce decl RTL.
5918 (assemble_alias): Likewise.
5920 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5923 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5924 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5926 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5927 (based_loc_descr): Only express drap or vdrap regno based expressions
5928 using DW_OP_fbreg when not optimizing.
5929 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5930 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5931 REG_CFA_SET_VDRAP note.
5933 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5935 PR tree-optimization/43236
5936 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5937 error in calculation of base address in reverse iteration case.
5938 (generate_builtin): Take number of latch executions if the statement
5941 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5944 * tree-eh.c: Include pointer-set.h.
5945 (lower_eh_dispatch): Filter out duplicate case labels and
5946 remove the unneeded edge when the label is unused. Return
5947 true when some edges are removed.
5948 (execute_lower_eh_dispatch): When any lowering resulted in
5949 removing an edge, also delete unreachable blocks.
5951 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5954 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5955 UNSPEC_MACHOPIC_OFFSET.
5957 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5960 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5961 (m68k_delegitimize_address): New function.
5963 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5966 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5969 * var-tracking.c (adjust_sets): New function.
5970 (count_with_sets, add_with_sets): Use it.
5971 (get_adjusted_src): New inline function.
5972 (add_stores): Use it.
5975 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5976 call cselib_dummy_expand_value_rtx_cb instead of
5977 cselib_expand_value_rtx_cb.
5980 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5981 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5982 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5983 and .cfi_endproc around the pic thunks.
5984 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5985 all queued unwind info register saves are saved before the call.
5986 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5987 considered as sp-=4 for unwind info and the pop as sp+=4 which
5988 also clobbers dest, but doesn't actually restore it.
5991 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5992 RTX_FRAME_RELATED_P.
5994 2010-03-09 Jie Zhang <jie@codesourcery.com>
5996 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5997 whitespaces in output template.
5999 2010-03-09 Jie Zhang <jie@codesourcery.com>
6001 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6004 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6006 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6007 builtins.exp in a separate job.
6009 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6011 * graphite-sese-to-poly.c (add_param_constraints): Use
6012 lower_bound_in_type and upper_bound_in_type.
6014 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6016 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6017 instead of unsigned_type_node.
6019 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6020 Reza Yazdani <reza.yazdani@amd.com>
6023 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6024 on pointer type parameters.
6026 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6030 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6031 handle conversions from pointer to integers.
6032 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6033 induction variable, to be able to work with code generated by CLooG.
6034 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6035 (build_poly_scop): Bail out if we cannot codegen a loop.
6037 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6039 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6040 code generation with gloog_error.
6042 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6044 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6045 Call fold_convert on all the returned values.
6046 (expand_scalar_variables_expr): Pass to
6047 expand_scalar_variables_ssa_name the type of the resulting expression.
6049 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6051 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6052 ppl_min_for_le_pointset.
6053 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6054 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6056 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6058 * graphite-dependences.c (map_into_dep_poly): Removed.
6059 (dependence_polyhedron_1): Use combine_context_id_scat.
6061 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6063 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6064 (struct poly_bb): Same.
6065 (combine_context_id_scat): New.
6067 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6070 * sese.c (name_defined_in_loop_p): Return false for default
6073 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6075 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6076 and clean up the logic.
6078 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6080 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6083 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6085 * var-tracking.c (remove_cselib_value_chains): Define only for
6087 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6088 delete_slot_part, emit_notes_for_differences_1): Don't call
6089 remove_cselib_value_chains here.
6090 (set_slot_part, emit_notes_for_differences_2): Don't call
6091 add_cselib_value_chains here.
6092 (preserved_values): New vector.
6093 (preserve_value): New function.
6094 (add_uses, add_stores, vt_add_function_parameters): Use it
6095 instead of cselib_preserve_value.
6096 (changed_values_stack): New vector.
6097 (check_changed_vars_0): New function.
6098 (check_changed_vars_1, check_changed_vars_2): Use it.
6099 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6100 changed_values_stack VALUEs.
6101 (vt_emit_notes): For all preserved_values call
6102 add_cselib_value_chains. If ENABLE_CHECKING call
6103 remove_cselib_value_chains before verifying value_chains is empty.
6104 Initialize and free changed_values_stack.
6105 (vt_initialize): Initialize preserved_values.
6106 (vt_finalize): Free preserved_values.
6108 2010-03-08 Richard Guenther <rguenther@suse.de>
6110 PR tree-optimization/43269
6111 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6114 2010-03-08 Martin Jambor <mjambor@suse.cz>
6116 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6117 (ipa_is_param_called): Removed.
6118 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6119 (ipa_print_node_params): Do not print the called flag.
6120 (ipa_write_node_info): Do not stream the called flag.
6121 (ipa_read_node_info): Likewise.
6123 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6126 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6127 * cselib.c (struct expand_value_data): Add dummy field.
6128 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6130 (cselib_dummy_expand_value_rtx_cb): New function.
6131 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6133 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6134 * var-tracking.c: Include pointer-set.h.
6135 (variable): Change n_var_parts to char from int. Add
6136 cur_loc_changed and in_changed_variables fields.
6137 (variable_canonicalize): Remove.
6138 (shared_var_p): New inline function.
6139 (unshare_variable): Maintain cur_loc_changed and
6140 in_changed_variables fields. If var was in changed_variables,
6141 replace it there with new_var. Just copy cur_loc instead of
6142 resetting it to something else.
6143 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6144 (dataflow_set_union): Don't call variable_canonicalize.
6145 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6146 of their DEBUG_EXPR_TREE_DECLs.
6147 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6148 and in_changed_variables and cur_loc_changed is false.
6149 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6150 and cur_loc_changed. Don't update cur_loc here.
6151 (variable_merge_over_src): Don't call variable_canonicalize.
6152 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6153 removing loc that is equal to cur_loc, clear cur_loc,
6154 set cur_loc_changed and ensure variable_was_changed is called.
6155 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6156 compare pointers in cur_loc check, if it is equal to loc,
6157 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6158 (variable_different_p): Remove compare_current_location argument,
6159 don't compare cur_loc.
6160 (dataflow_set_different_1): Adjust variable_different_p caller.
6161 (variable_was_changed): If dv had some var in changed_variables
6162 already, reset in_changed_variables flag for it and propagate
6163 cur_loc_changed over to the new variable. On empty var
6164 always set cur_loc_changed. Set in_changed_variables on whatever
6165 var is added to changed_variables.
6166 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6167 Use shared_var_p. When removing loc that is equal to cur_loc,
6168 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6169 end, don't set it to something else, just call variable_was_changed.
6170 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6171 loc being removed, clear cur_loc and set cur_loc_changed.
6172 Set cur_loc_changed if all locations have been removed.
6173 (struct expand_loc_callback_data): New type.
6174 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6175 allocated. Always create SUBREGs if simplify_subreg failed.
6176 Prefer to use cur_loc, when that fails and still in
6177 changed_variables (and seen first time) recompute it. Set
6178 cur_loc_changed of variables which had to change cur_loc and
6179 compute elcd->cur_loc_changed if any of the subexpressions used
6180 had to change cur_loc.
6181 (vt_expand_loc): Adjust to pass arguments in
6182 expand_loc_callback_data structure.
6183 (vt_expand_loc_dummy): New function.
6184 (emitted_notes): New variable.
6185 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6186 that weren't used for any other decl in current
6187 emit_notes_for_changes call call vt_expand_loc_dummy to update
6188 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6189 first loc_chain location if NULL before. Always use just
6190 cur_loc instead of first loc_chain location. When cur_loc_changed
6191 is false, when not --enable-checking=rtl just don't emit any note.
6192 When rtl checking, compute the note and assert it is the same
6193 as previous note. Clear cur_loc_changed and in_changed_variables
6194 at the end before removing from changed_variables.
6195 (check_changed_vars_3): New function.
6196 (emit_notes_for_changes): Traverse changed_vars to call
6197 check_changed_vars_3 on each changed var.
6198 (emit_notes_for_differences_1): Clear cur_loc_changed and
6199 in_changed_variables. Recompute cur_loc of new_var.
6200 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6201 (vt_emit_notes): Initialize and destroy emitted_notes.
6203 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6205 PR rtl-optimization/42220
6206 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6207 Use verify_reg_tracked to determine if we should use OP_OUT rather
6209 (build_def_use): If we see an in-out operand for a register that we
6210 know nothing about, treat is an output if possible, fail the block if
6213 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6216 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6219 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6222 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6223 uses of relevant DEFs that are dead outside the loop too.
6225 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6227 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6229 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6231 * var-tracking.c (values_to_unmark): New variable.
6232 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6233 values_to_unmark vector. Moved body to...
6234 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6235 instead queue it into values_to_unmark vector.
6236 (vt_find_locations): Free values_to_unmark vector.
6238 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6240 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6241 (site.exp): Export them when plugins are enabled.
6243 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6246 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6248 (chrec_fold_multiply): Same.
6250 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6253 * c-decl.c (build_compound_literal): Return early if init is
6256 2010-03-04 Martin Jambor <mjambor@suse.cz>
6258 PR tree-optimization/43164
6259 PR tree-optimization/43191
6260 * tree-sra.c (type_consists_of_records_p): Reject records with
6261 zero-size bit-fields at the end.
6263 2010-03-04 Mike Stump <mikestump@comcast.net>
6265 * Makefile.in (TAGS): Remove *.y.
6267 2010-03-04 Richard Guenther <rguenther@suse.de>
6269 PR tree-optimization/40761
6270 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6272 (my_rev_post_order_compute): New function.
6273 (init_pre): Call it.
6275 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6278 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6279 decrease the cost of an IV candidate when the cost is infinite.
6281 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6283 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6284 Use '3DNow!' for the extension of that name, ensure normal space
6286 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6288 2010-03-03 Jeff Law <law@redhat.com>
6290 * PR middle-end/32693
6291 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6292 than gen_rtx_SUBREG.
6293 (extract_bit_field_1): Likewise.
6295 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6297 * doc/sourcebuild.texi (Test directives): Document that arguments
6298 include-opts and exclude-opts are now optional for dg-skip-if,
6299 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6301 2010-03-03 Jason Merrill <jason@redhat.com>
6304 * cgraph.h (varpool_node): Add extra_name field.
6305 * varpool.c (varpool_extra_name_alias): New.
6306 (varpool_assemble_decl): Emit extra name aliases.
6307 (varpool_mark_needed_node): Look past an extra name alias.
6308 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6309 * lto-streamer-in.c (lto_input_tree): Read it.
6310 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6312 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6314 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6315 (sparc*-*-solaris2*): ...this.
6317 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6320 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6321 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6322 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6323 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6326 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6327 fallthrough to default handling, just with want_address 0 instead of 2.
6328 For single element lists, add_AT_loc directly, otherwise create an
6329 artificial variable DIE and stick location list to it.
6332 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6333 (VAL_EXPR_HAS_REVERSE): Define.
6334 (reverse_op): New function.
6335 (add_stores): For reversible operations add an extra MO_VAL_USE.
6337 2010-03-02 Jason Merrill <jason@redhat.com>
6339 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6341 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6343 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6344 (sparc64-*-linux*): Likewise.
6345 (sparc64-*-solaris2*): Include assembler files before linker ones.
6346 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6347 * config/sparc/gas.h: Delete.
6348 * config/sparc/sol2-64.h: Add copyright notice.
6349 * config/sparc/sol2-gas-bi.h: Likewise.
6350 * config/sparc/sol2-gld.h: Likewise.
6351 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6352 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6353 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6354 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6355 (sparc_elf_asm_named_section): Rename into...
6356 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6358 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6360 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6362 2010-03-02 Jeff Law <law@redhat.com>
6365 * reload1.c (rtx_p, substitute_stack): Declare.
6366 (substitute): Record addresses of changed rtxs.
6367 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6368 Restore the original rtx when complete.
6369 (reload): Free subsitute_stack when complete.
6371 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6373 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6374 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6376 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6377 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6378 Torture Tests): Change from subsection to section.
6380 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6381 Steven Bosscher <steven@gcc.gnu.org>
6383 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6386 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6389 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6390 the assignment from the new induction variable to the assignment
6391 of the value from the original loop PHI function.
6393 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6394 Daniel Jacobowitz <dan@codesourcery.com>
6396 * doc/sourcebuild.texi (Test directives): Clarify options to
6399 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6401 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6402 Disable cfi directives unless GCC and gas agree on using read-only
6403 .eh_frame sections for 64-bit.
6404 * configure: Regenerate.
6406 2010-03-01 Richard Guenther <rguenther@suse.de>
6408 PR tree-optimization/43220
6409 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6410 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6412 2010-03-01 Richard Guenther <rguenther@suse.de>
6413 Martin Jambor <mjambor@suse.cz>
6416 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6417 gimplified parameters.
6419 2010-03-01 Christian Bruel <christian.bruel@st.com>
6421 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6423 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6425 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6427 2010-03-01 Richard Guenther <rguenther@suse.de>
6430 * expr.c (expand_assignment): Use the alias-oracle to tell
6431 if the rhs aliases the result decl.
6433 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6436 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6437 to sol_gt_pch_get_address.
6438 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6439 64-bit, SPARC and x86.
6440 (sol_gt_pch_get_address): New function.
6442 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6444 * toplev.h (inform_n, error_n): Declare.
6445 * diagnostic.c (inform_n, error_n): New function.
6447 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6449 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6450 has no rtl yet when processing local_decls, queue it and recheck
6451 if deferred stack allocation hasn't assigned it rtl.
6453 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6455 * config/sh/sh.c (unspec_bbr_uid): New.
6456 (gen_block_redirect): Use it instead of INSN_UID.
6457 (gen_far_branch): Likewise.
6459 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6461 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6462 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6464 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6466 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6467 (Warning Options): -Wno-conversion-null is valid for
6468 Objective-C++ as well.
6469 * doc/tm.texi (Named Address Spaces): Likewise.
6470 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6471 * doc/tree-ssa.texi (Tree SSA): Likewise.
6473 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6476 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6477 by default. Don't set the default arch for
6478 i[34567]86-*-darwin*|x86_64-*-darwin*.
6480 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6483 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6484 default. Set the default 32bit/64bit archs with $with_arch
6485 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6487 2010-02-27 Richard Guenther <rguenther@suse.de>
6489 PR tree-optimization/43186
6490 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6491 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6492 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6493 unroller iterations.
6495 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6497 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6498 required and i[34567]86-*-* targets don't support 64bit ISA.
6500 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6503 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6506 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6508 * config.gcc: Set the default arch at least to Prescott for
6509 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6510 if SSE math is enabled.
6512 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6514 * diagnostic.c (diagnostic_initialize): Update.
6515 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6517 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6518 (diagnostic_inhibit_notes): New.
6519 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6521 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6524 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6525 * doc/standards.texi: Likewise.
6526 * doc/extend.texi: Likewise.
6527 * doc/trouble.texi: Likewise.
6528 * doc/cppopts.texi: Likewise.
6529 * doc/install.texi: Likewise.
6530 * c.opt (std=c90,std=gnu90): New options.
6531 * c-opts.c (c_common_handle_option): Handle them.
6533 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6536 * c-decl.c (undeclared_variable): Use an informative note.
6538 2010-02-26 Richard Guenther <rguenther@suse.de>
6540 PR tree-optimization/43186
6541 * gimple.h (gimple_fold): Remove.
6542 * gimple.c (gimple_fold): Remove. Inline into single user ...
6543 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6544 Try harder for conditions.
6546 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6549 * function.c (used_types_insert): Don't skip through named pointer
6550 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6551 and it is different from the main variant's type.
6553 2010-02-26 Nick Clifton <nickc@redhat.com>
6555 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6557 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6559 * config.gcc: Support --with-fpmath=sse for x86.
6561 * config/i386/ssemath.h: New.
6563 * doc/install.texi (--with-fpmath=sse): Documented.
6565 2010-02-26 Richard Guenther <rguenther@suse.de>
6567 PR tree-optimization/43188
6568 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6569 vector types of over-aligned element type.
6571 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6574 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6575 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6577 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6579 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6581 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6583 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6584 * var-tracking.c: Include diagnostic.h.
6585 (debug_dv): New function.
6586 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6589 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6590 (add_value_chain, add_value_chains, remove_value_chain,
6591 remove_value_chains): Handle DEBUG_EXPRs.
6592 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6595 * regcprop.c (struct queued_debug_insn_change): New type.
6596 (struct value_data_entry): Add debug_insn_changes field.
6597 (struct value_data): Add n_debug_insn_changes field.
6598 (debug_insn_changes_pool): New variable.
6599 (free_debug_insn_changes, apply_debug_insn_changes,
6600 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6601 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6602 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6604 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6606 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6607 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6608 changes, call cprop_find_used_regs via note_stores.
6609 (copyprop_hardreg_forward): When copying vd from predecessor
6610 which has any queued DEBUG_INSN changes, make sure the pointers are
6611 cleared. At the end call df_analyze and then if there are any
6612 DEBUG_INSN changes queued at the end of some basic block for still
6613 live registers, apply them.
6614 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6616 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6618 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6621 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6623 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6624 targets. Set the default with_cpu/with_arch from arch/cpu.
6625 Allow x86-64 and native for with_cpu/with_arch.
6627 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6629 * ebitmap.c: Change calls to verify_popcount with calls to
6630 sbitmap_verify_popcount.
6631 (ebitmap_clear_bit): Fixed map->cacheindex test and
6632 map>cache update when bit clearing results in an empty
6635 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6638 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6639 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6640 and support both V2DF and V2DI modes.
6641 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6642 support both V2DF and V2DI modes.
6643 (general): Delete trailing whitespace from a few patterns.
6645 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6646 V2DF/V2DI interleave high/low builtins.
6648 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6651 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6652 interleave high/low functions.
6654 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6656 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6657 #pragma extern_prefix.
6659 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6662 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6663 BLKmode, assert op0 is a MEM and just adjust its mode.
6666 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6667 if bitpos isn't multiple of mode's bitsize.
6669 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6671 * c.opt (-ftemplate-depth=): New.
6672 (-ftemplate-depth-): Deprecate.
6673 * optc-gen.awk: Handle -ftemplate-depth=.
6674 * opth-gen.awk: Likewise.
6675 * c-opts.c (c_common_handle_option): Likewise.
6676 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6678 2010-02-24 Jason Merrill <jason@redhat.com>
6680 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6682 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6684 * cfg.c (alloc_aux_for_block): Remove inline.
6685 (alloc_aux_for_edge): Likewise.
6687 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6689 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6691 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6693 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6694 * config/i386/sol2-gas.h: New file.
6695 * config.gcc (i[34567]86-*-solaris2*): Use it.
6697 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6700 * c-typeck.c (ep_convert_and_check): New.
6701 (build_conditional_expr): Use it.
6702 (build_binary_op): Likewise.
6704 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6706 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6709 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6710 bounds even for -O+.
6711 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6712 expr needs to have DECL_NAME set.
6714 2010-02-24 Nick Clifton <nickc@redhat.com>
6716 * config/mep/mep.c: Include gimple.h.
6717 (mep_function_uses_sp): Delete unused function.
6718 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6719 parameters. Use unsigned integers to count args. Return a
6720 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6722 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6725 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6726 greater or equal to nelt instead of 2 * nelt.
6727 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6730 2010-02-23 Jason Merrill <jason@redhat.com>
6733 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6734 in cfun->local_decls even if they have register types.
6737 * stor-layout.c (place_field): Don't warn about unnecessary
6738 DECL_PACKED if the type is packed.
6740 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6743 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6744 GOTOFF relocs, even when the base reg isn't pic pointer.
6746 2010-02-23 Michael Matz <matz@suse.de>
6749 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6750 (expand_gimple_basic_block): Generate and use debug temps if there
6751 are debug uses left after the last real use of TERed ssa names.
6752 Unlink debug immediate uses when they are expanded.
6754 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6757 * config/i386/i386.c (override_options): Reorganise to provide
6758 better error messages.
6760 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6763 * graphite-scop-detection.c (create_single_exit_edge): Move
6764 the call to find_single_exit_edge to....
6765 (create_sese_edges): ...here. Don't handle multiple edges
6766 exiting the function.
6767 (build_graphite_scops): Don't handle multiple edges
6768 exiting the function.
6770 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6773 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6774 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6776 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6779 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6781 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6784 * c-typeck.c (convert_arguments): Print declaration location.
6785 * c-common.c (validate_nargs): Rename as
6786 builtin_function_validate_nargs.
6787 (check_builtin_function_arguments): Update.
6789 2010-02-22 Richard Guenther <rguenther@suse.de>
6792 * tree-inline.c (declare_return_variable): Use the type of
6793 the call stmt lhs if available.
6795 2010-02-22 Duncan Sands <baldrick@free.fr>
6797 * passes.c (register_pass): Always consider all pass lists when
6798 ref_pass_instance_number is zero.
6800 2010-02-22 Richard Guenther <rguenther@suse.de>
6802 PR tree-optimization/42749
6803 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6804 parameter. Do arithmetic in the original type.
6805 (update_accumulator_with_ops): Likewise.
6806 (adjust_accumulator_values): Adjust.
6808 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6810 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6811 (QI to BLKmode splitter): New splitter.
6813 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6815 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6816 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6818 2010-02-22 Richard Guenther <rguenther@suse.de>
6820 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6822 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6824 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6825 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6826 ($(T)crti.o, $(T)crtn.o): Remove rules.
6828 2010-02-21 Tobias Burnus <burnus@net-b.de>
6831 * doc/invoke.texi (-fassociative-math): Document that this
6832 option is automatically enabled for Fortran.
6834 2010-02-20 David S. Miller <davem@davemloft.net>
6836 * configure.ac: Test if linker and assembler properly support
6837 GOTDATA_OP relocations.
6838 * configure: Rebuild.
6839 * config.in: Likewise.
6840 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6841 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6842 (movsi_high_pic): Likewise.
6843 (movdi_lo_sum_pic): Likewise.
6844 (movdi_high_pic): Likewise.
6845 (movsi_pic_gotdata_op): New pattern.
6846 (movdi_pic_gotdata_op): Likewise.
6847 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6848 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6850 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6853 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6854 attribute to ssemul.
6855 (xop_mulv2div2di3_high): Ditto.
6857 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6860 * c.opt (Wconversion-null): New option.
6861 * doc/invoke.texi (Wconversion-null): Document.
6863 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6865 * common.opt (Wlarger-than-): Add Undocumented.
6867 2010-02-19 Mike Stump <mikestump@comcast.net>
6869 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6871 2010-02-19 Jason Merrill <jason@redhat.com>
6874 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6875 * configure: Likewise.
6877 2010-02-20 Alan Modra <amodra@gmail.com>
6880 * cgraph.h (cgraph_make_decl_local): Declare.
6881 * cgraph.c (cgraph_make_decl_local): New function.
6882 (cgraph_make_node_local): Use it.
6883 * cgraphunit.c (cgraph_function_versioning): Likewise.
6884 * ipa.c (function_and_variable_visibility): Likewise.
6886 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6889 * except.c (sjlj_emit_function_enter): Don't call
6890 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6892 * rtl.h (add_reg_br_prob_note): Remove prototype.
6894 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6897 * c-common.c (conversion_warning): Remove widening conversions
6898 before checking the conversion of integers to reals.
6900 2010-02-19 Mike Stump <mikestump@comcast.net>
6903 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6906 * cgraphunit.c (process_function_and_variable_attributes): Check
6907 DECL_PRESERVE_P instead of looking up attribute "used".
6908 * ipa-pure-const.c (check_decl): Likewise.
6909 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6910 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6911 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6912 instead of attribute "used".
6913 * config/sol2-c.c (solaris_pragma_init): Likewise.
6914 (solaris_pragma_fini): Likewise.
6916 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6918 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6919 Use XCNEW instead of xcalloc.
6920 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6921 XNEW instead of xmalloc.
6922 (get_fields): Use XNEWVEC instead of xmalloc.
6925 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6926 populate vars array.
6927 (create_new_general_access): For debug stmts just reset value.
6928 (get_stmt_accesses): For accesses within debug stmts just record them
6929 using add_access_to_acc_sites instead of preventing the peeling or
6930 counting them as accesses.
6933 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6935 2010-02-19 Richard Guenther <rguenther@suse.de>
6937 PR tree-optimization/42916
6938 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6941 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6943 * configure.ac: Replace all uses of changequote in macro arguments
6944 with proper quoting.
6946 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6949 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6951 2010-02-19 Richard Guenther <rguenther@suse.de>
6953 PR tree-optimization/42944
6954 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6955 test for aliasing with errno.
6957 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6960 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6961 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6962 * dojump.c: Include output.h.
6963 (inv): New inline function.
6964 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6965 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6966 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6967 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6968 argument, pass it down to other calls.
6969 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6970 add REG_BR_PROB note to the conditional jump.
6971 * cfgexpand.c (add_reg_br_prob_note): Removed.
6972 (expand_gimple_cond): Don't call it, add the probability
6973 as last argument to jumpif_1/jumpifnot_1.
6974 * Makefile.in (dojump.o): Depend on output.h.
6975 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6977 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6978 * stmt.c (do_jump_if_equal): Likewise.
6979 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6980 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6981 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6983 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6984 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6985 jumpifnot_1 callers.
6986 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6988 (store_expr): Adjust jumpifnot caller.
6989 (store_constructor): Adjust jumpif caller.
6992 * gimplify.c (gimple_boolify): For __builtin_expect call
6993 gimple_boolify also on its first argument.
6995 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6997 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6999 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7000 * configure: Regenerated.
7002 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7004 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7005 lang_hooks.types_compatible_p instead of comptypes.
7007 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7009 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7010 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7011 if __prefer_thumb__ is defined.
7013 2010-02-18 Martin Jambor <mjambor@suse.cz>
7015 PR tree-optimization/43066
7016 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7017 array with zero-sized element type.
7019 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7021 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7022 rtx, allocate struct var_loc_node here and return it to the
7023 caller, and only if it is actually needed.
7024 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7025 move it earlier and return immediately if it returns NULL.
7027 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7029 * config/sparc/gas.h: New file. Restore
7030 TARGET_ASM_NAMED_SECTION to its ELF default.
7031 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7033 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7034 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7035 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7036 after sparc/sysv4.h.
7038 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7040 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7042 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7044 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7045 patterns from predicated pattern.
7047 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7050 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7051 for insn mnemonic suffix.
7053 2010-02-17 Richard Guenther <rguenther@suse.de>
7055 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7058 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7061 * caller-save.c (save_call_clobbered_regs): If BB ends with
7062 a DEBUG_INSN, move any notes in between last real insn and the last
7063 DEBUG_INSN after the last DEBUG_INSN.
7065 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7067 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7068 Fix return type. Fix argument type. Explain meaning of return value.
7070 2010-02-16 Richard Guenther <rguenther@suse.de>
7072 PR tree-optimization/41043
7073 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7074 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7076 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7078 2010-02-16 Ira Rosen <irar@il.ibm.com>
7080 PR tree-optimization/43074
7081 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7082 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7083 vectorizable cycles in hybrid SLP check.
7084 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7086 2010-02-16 Richard Guenther <rguenther@suse.de>
7088 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7089 (true_dependence): If memrefs_conflict_p computes must-alias
7090 trust it. Move TBAA check after offset-based disambiguation.
7091 (canon_true_dependence): Likewise.
7093 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7095 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7096 * doc/invoke.texi: Document it.
7097 * var-tracking.c: Include toplev.h and params.h.
7098 (vt_find_locations): Return bool indicating success. Compute
7099 hash sizes unconditionally. Check new parameter, report.
7100 (variable_tracking_main_1): Check vt_find_locations results and
7101 retry. Renamed from...
7102 (variable_tracking_main): ... this. New wrapper to preserve
7103 flag_var_tracking_assignments.
7104 * Makefile.in (var-tracking.o): Adjust dependencies.
7106 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7107 Jakub Jelinek <jakub@redhat.com>
7110 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7111 if weak_import attribute is present.
7112 * config/darwin.c (machopic_select_section): Likewise.
7114 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7116 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7117 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7118 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7119 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7121 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7124 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7127 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7128 Rewrite text to refer to the names.
7130 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7132 * config/i386/i386-builtin-types.def
7133 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7134 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7135 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7136 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7137 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7138 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7139 IX86_BUILTIN_VPERMIL2PS256.
7140 (MULTI_ARG_4_DF2_DI_I): Defined.
7141 (MULTI_ARG_4_DF2_DI_I1): Defined.
7142 (MULTI_ARG_4_SF2_SI_I): Defined.
7143 (MULTI_ARG_4_SF2_SI_I1): Defined.
7144 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7145 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7146 __builtin_ia32_vpermil2ps256.
7147 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7148 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7149 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7150 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7151 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7152 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7153 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7154 CODE_FOR_xop_vpermil2v8sf3.
7155 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7156 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7157 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7158 (_mm256_permute2_pd): New.
7159 (_mm_permute2_ps): New.
7160 (_mm256_permute2_ps): New.
7162 2010-02-15 Nick Clifton <nickc@redhat.com>
7164 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7165 boolean parameters. Use emit_jump_insn when emitting a pop
7166 instruction containing a return insn.
7167 (push): Use 'true' rather than '1' as second parameter to F.
7168 (h8300_expand_prologue): Likewise.
7169 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7170 (h8300_expand_epilogue): Likewise.
7172 2010-02-15 Richard Guenther <rguenther@suse.de>
7175 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7178 2010-02-15 Nick Clifton <nickc@redhat.com>
7180 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7183 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7185 * intl.c (fake_ngettext): New function.
7186 * intl.h (fake_ngettext): Declare.
7187 (ngettext): Define macro.
7188 * collect2.c (notice_translated): New function.
7189 (main): Use notice_translated and ngettext.
7190 * collect2.h (notice_translated): Declare.
7192 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7194 * reorg.c (delete_computation): Comment fixes.
7195 * caller-save.c (setup_save_areas): Idem.
7196 * sel-sched-dump.c (dump_lv_set): Idem.
7199 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7201 * config/s390/s390.c (s390_sched_init): New function.
7202 (TARGET_SCHED_INIT): Target hook defined.
7204 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7205 Jack Howarth <howarth@bromo.med.uc.edu>
7206 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7209 Partial revert of unintended change in fix for PR41605.
7210 * config/darwin.h: Fix typo.
7211 * config/darwin9.h: Same.
7213 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7215 * c-pch.c (pch_init): Clear v.
7217 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7220 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7221 graphite_can_represent_init for MULT_EXPR.
7223 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7227 * graphite-sese-to-poly.c (remove_phi): New.
7228 (translate_scalar_reduction_to_array): Call remove_phi.
7230 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7233 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7234 * graphite-clast-to-gimple.h (gloog): Update declaration.
7235 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7236 * graphite-poly.h (struct poly_bb): Add missing comments.
7237 (struct scop): Add poly_scop_p field.
7239 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7240 * graphite.c (graphite_transform_loops): Build the polyhedral
7241 representation for each scop before code generation.
7242 * sese.c (rename_variables_in_operand): Removed.
7243 (rename_variables_in_expr): Return the renamed expression.
7244 (rename_sese_parameters): New.
7245 * sese.h (rename_sese_parameters): Declared.
7247 2010-02-11 Richard Guenther <rguenther@suse.de>
7249 PR tree-optimization/42998
7250 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7251 POINTER_PLUS_EXPR properly.
7253 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7254 Changpeng Fang <changpeng.fang@amd.com>
7257 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7258 the cost of an IV candidate when the IV is used in a test against zero.
7260 * gcc.dg/tree-ssa/ivopts-3.c: New.
7262 2010-02-11 Richard Guenther <rguenther@suse.de>
7265 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7266 pointer-vs-decl case by swapping refs. Handle some cases
7267 of pointer-vs-decl disambiguations more conservatively.
7268 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7269 to false after expanding.
7271 2010-02-11 Richard Guenther <rguenther@suse.de>
7274 * gcc.c (process_command): Handle LTO file@offset case more
7277 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7279 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7280 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7282 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7284 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7285 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7286 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7287 Optimize eq/ne comparisons when both arguments are known to be
7289 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7290 Don't mask operands unnecessarily if they are known to be already
7293 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7295 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7298 2010-02-10 Richard Guenther <rguenther@suse.de>
7300 PR tree-optimization/43017
7301 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7302 for wrapping signed arithmetic.
7304 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7307 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7308 if no debug info should be emitted for it.
7310 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7312 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7313 note when flag_exceptions is set.
7315 2010-02-10 Duncan Sands <baldrick@free.fr>
7317 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7319 2010-02-10 Richard Guenther <rguenther@suse.de>
7322 * tree.c (get_unwidened): Handle constants.
7323 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7325 2010-02-10 Martin Jambor <mjambor@suse.cz>
7328 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7329 check for variable argument counts independently.
7331 2010-02-10 Christian Bruel <christian.bruel@st.com>
7334 * config/sh/sh.c (find_barrier): Increase length for non delayed
7335 conditional branches.
7337 2010-02-10 Christian Bruel <christian.bruel@st.com>
7339 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7341 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7343 * builtins.c (set_builtin_user_assembler_name): Also handle
7344 ffs if int is smaller than word.
7346 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7349 * ira-conflicts.c (get_dup): Remove.
7350 (process_reg_shuffles): Add new parameter. Use it as an
7351 additional guard for copy generation.
7352 (add_insn_allocno_copies): Rewrite.
7354 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7356 * common.opt (fsched2-use-traces): Preserved for backward
7358 * doc/invoke.texi: Remove the documentation about option
7359 -fsched2-use-traces.
7360 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7361 flag_sched2_use_traces.
7362 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7363 the backward compatibility flag section.
7365 2010-02-09 Richard Guenther <rguenther@suse.de>
7367 PR tree-optimization/43008
7368 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7369 make HEAP variables initialized from global memory if they
7370 are not known builtin functions.
7371 (find_func_aliases): Adjust.
7373 2010-02-09 Richard Guenther <rguenther@suse.de>
7375 PR tree-optimization/43000
7376 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7377 arithmetic manually.
7379 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7381 PR tree-optimization/42931
7382 * tree-loop-linear.c (try_interchange_loops): Don't call
7383 double_int_mul if estimated_loop_iterations failed.
7385 2010-02-08 Martin Jambor <mjambor@suse.cz>
7388 * tree-sra.c (build_accesses_from_assign): Do not mark in
7389 should_scalarize_away_bitmap if stmt has volatile ops.
7390 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7393 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7395 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7397 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7399 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7402 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7405 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7407 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7410 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7411 to unknown_dependence.
7412 (graphite_legal_transform_dr): Handle the unknown_dependence.
7413 (graphite_carried_dependence_level_k): Same.
7415 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7417 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7419 2010-02-07 Richard Guenther <rguenther@suse.de>
7422 * expr.c (get_inner_reference): Always initialize *pbitsize.
7424 2010-02-07 Richard Guenther <rguenther@suse.de>
7427 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7428 new ARRAY_REFs on variable size element or minimal index arrays.
7430 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7431 gimple_fold_indirect_ref.
7433 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7436 * arm.c (arm_override_options): Just return if the user has specified
7437 an invalid fpu name.
7439 2010-02-03 Jason Merrill <jason@redhat.com>
7442 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7443 i386_pe_maybe_record_exported_symbol.
7445 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7448 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7449 (pa_delegitimize_address): New function.
7451 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7453 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7454 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7456 2010-02-05 Richard Guenther <rguenther@suse.de>
7459 * lto-streamer-in.c (get_resolution): Deal with references
7460 to undefined functions.
7462 2010-02-05 Richard Guenther <rguenther@suse.de>
7464 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7465 (fold_const_aggregate_ref): Likewise.
7466 (ccp_fold_stmt): Substitute loads.
7467 (maybe_fold_reference): Verify types before substituting.
7469 (fold_gimple_assign): Unshare properly.
7470 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7472 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7474 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7475 for rs6000_gen_cell_microcode.
7477 2010-02-04 Richard Guenther <rguenther@suse.de>
7479 PR rtl-optimization/42952
7480 * dse.c (const_or_frame_p): Remove MEM handling.
7482 2010-02-04 Nick Clifton <nickc@redhat.com>
7484 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7485 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7486 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7487 (mn10300_asm_output_mi_thunk): New function.
7488 (mn10300_can_output_mu_thunk): New function.
7489 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7490 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7491 (FUNCTION_ARG): Delete incorrect comment.
7493 2010-02-03 Jason Merrill <jason@redhat.com>
7496 * fold-const.c (operand_equal_p): Handle erroneous types.
7498 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7500 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7502 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7504 PR rtl-optimization/42941
7505 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7508 2010-02-03 Jason Merrill <jason@redhat.com>
7511 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7513 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7516 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7517 (cselib_reset_table): Renamed from...
7518 (cselib_reset_table_with_next_value): ... this.
7519 (cselib_get_next_uid): Renamed from...
7520 (cselib_get_next_unknown_value): ... this.
7521 * cselib.c (next_uid): Renamed from...
7522 (next_unknown_value): ... this.
7523 (cselib_clear_table): Adjust.
7524 (cselib_reset_table): Adjust. Renamed from...
7525 (cselib_reset_table_with_next_value): ... this.
7526 (cselib_get_next_uid): Adjust. Renamed from...
7527 (cselib_get_next_unknown_value): ... this.
7528 (get_value_hash): Use hash.
7529 (cselib_hash_rtx): Likewise.
7530 (new_cselib_val): Adjust. Set and dump uid.
7531 (cselib_lookup_mem): Pass next_uid as hash.
7532 (cselib_subst_to_values): Likewise.
7533 (cselib_log_lookup): Dump uid.
7534 (cselib_lookup): Pass next_uid as hash. Adjust.
7535 (cselib_process_insn): Adjust.
7536 (cselib_init): Initialize next_uid.
7537 (cselib_finish): Adjust.
7538 (dump_cselib_table): Likewise.
7539 * dse.c (canon_address): Dump value uid.
7540 * print-rtl.c (print_rtx): Print value uid.
7541 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7543 (dv_uid): New function, sort of renamed from...
7544 (dv_htab_hash): ... this, reimplemented in terms of it and...
7545 (dv_uid2hash): ... this. New.
7546 (variable_htab_eq): Drop excess assertions.
7547 (tie_break_pointers): Removed.
7548 (canon_value_cmp): Compare uids.
7549 (variable_post_merge_New_vals): Print uids.
7550 (vt_add_function_parameters): Adjust.
7551 (vt_initialize): Reset table. Adjust.
7553 2010-02-03 Richard Guenther <rguenther@suse.de>
7555 PR tree-optimization/42944
7556 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7557 (call_may_clobber_ref_p_1): Likewise. Properly handle
7558 malloc and calloc clobbering errno.
7560 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7562 * doc/invoke.texi: Fix name of sched1 dump.
7564 * opts.c (decode_options): Set flag_tree_switch_conversion
7565 only conditionally on optimize >= 2.
7567 * gcse.c: Assorted comment fixes in pass description.
7569 2010-02-03 Anthony Green <green@moxielogic.com>
7571 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7572 nop padding in order to maintain alignment of storage location of
7573 target function address.
7574 (moxie_trampoline_init): Store target function address at newly
7576 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7578 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7580 2010-02-03 Richard Guenther <rguenther@suse.de>
7583 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7585 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7587 * config.gcc: Reenable check for obsolete targets.
7588 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7589 mips-sgi-irix6.[0-4]*.
7591 2010-02-02 Nick Clifton <nickc@redhat.com>
7593 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7594 constant size of 4 as being the same as 0.
7595 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7596 can take values in the range 0..4.
7598 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7601 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7602 as _darwin10_Unwind_FindEnclosingFunction().
7603 * libgcc-libsystem.ver: New.
7605 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7608 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7609 implicitly set registers.
7611 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7613 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7614 (arm_override_options): Allow automatic selection of the thread
7615 pointer register if thumb2.
7616 (legitimize_pic_address): Improve code sequences for Thumb2.
7617 (arm_call_tls_get_addr): Likewise.
7618 (legitimize_tls_address): Likewise.
7619 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7620 (pic_load_addr_32bit): ... this. New named pattern.
7621 * thumb2.md (pic_load_addr_thumb2): Delete.
7622 (pic_load_dot_plus_four): Delete.
7623 (tls_load_dot_plus_four): New named pattern.
7625 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7628 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7629 Document fix for TLS bug.
7631 2010-01-31 Richard Guenther <rguenther@suse.de>
7633 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7634 conservatively correct.
7636 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7640 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7642 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7644 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7646 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7648 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7650 * config.gcc: Adjust order of makefile fragments for mingw targets.
7652 2010-01-31 Richard Guenther <rguenther@suse.de>
7655 * gimplify.c (gimplify_init_constructor): For volatile LHS
7656 initialize a temporary.
7658 2010-01-31 Matthias Klose <doko@ubuntu.com>
7660 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7662 * configure: Regenerate.
7664 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7666 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7667 the same alias set and their sizes different constantness.
7668 (aliasing_component_refs_p): Revert 2009-10-24 change.
7670 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7672 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7675 2010-01-29 Richard Guenther <rguenther@suse.de>
7677 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7678 Assert we successfully updated the call.
7680 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7682 PR rtl-optimization/42889
7683 * df.h (df_set_bb_dirty_nonlr): New prototype.
7684 * df-core.c (df_set_bb_dirty_nonlr): New function.
7685 * df-scan.c (df_insn_rescan): Call it instead of
7686 df_set_bb_dirty for DEBUG_INSNs.
7688 2010-01-29 Richard Guenther <rguenther@suse.de>
7691 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7692 quadratic behavior in most cases.
7694 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7697 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7698 in the call to gen_x86_movsicc_0_m1.
7700 2010-01-28 Richard Guenther <rguenther@suse.de>
7702 PR tree-optimization/42871
7703 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7705 2010-01-28 Richard Guenther <rguenther@suse.de>
7707 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7708 into call arguments.
7710 2010-01-28 Richard Guenther <rguenther@suse.de>
7713 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7714 the forwarder if the destination is an EH landing pad.
7716 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7718 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7719 block list passed to gimple_duplicate_sese_tail.
7720 (parallelize_loops): Avoid parallelization when the function
7722 Avoid parallelization when the preheader is IRREDUCIBLE.
7723 Try to optimize when estimated_loop_iterations_int is unresolved.
7724 Add the loop's location to the dump file.
7725 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7726 (gimple_duplicate_sese_tail): Remove the check for the latch.
7727 Redirect nexits to the exit block.
7728 Remove handling of the incoming edges to the latch.
7729 Redirect the backedge from the copied latch to the exit bb.
7731 2010-01-28 Michael Matz <matz@suse.de>
7734 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7735 Wrap force_reg into a sequence, emit it before user.
7737 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7739 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7741 (arm_legacy_rev): Likewise.
7742 (thumb_legacy_rev): Likewise.
7744 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7746 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7747 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7748 on MEM's address failed, try avoid_constant_pool_reference and
7749 recurse if it returned something different.
7750 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7751 address, try avoid_constant_pool_reference and recurse if it
7752 returned something different.
7753 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7754 address and avoid_constant_pool_reference returned something
7755 different, don't set have_address.
7757 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7760 * var-tracking.c (val_store): Add modified argument, obey it.
7762 (count_uses): Move down logging of main.
7763 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7764 don't need resolution.
7765 (emit_notes_in_bb): Likewise.
7767 2010-01-27 Richard Guenther <rguenther@suse.de>
7770 * tree-inline.c (remap_decl): Delay remapping of SSA name
7771 default definitions until we need them.
7773 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7775 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7776 (rs6000_delegitimize_address): New function.
7778 * config/s390/s390.c (s390_delegitimize_address): Call
7779 delegitimize_mem_from_attrs.
7782 * tree-inline.c (cannot_copy_type_1): Removed.
7783 (copy_forbidden): Don't forbid copying of functions containing
7784 records/unions with variable length fields.
7786 2010-01-27 Christian Bruel <christian.bruel@st.com>
7790 * config/sh/sh.c (find_barrier): Increase length for non delayed
7791 conditional branches.
7793 2010-01-27 Matthias Klose <doko@ubuntu.com>
7795 * configure.ac (gnu-unique-object): Fix ldd version check.
7796 * configure: Regenerate.
7798 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7800 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7802 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7803 Test for HAVE_GNU_AS value.
7805 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7807 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7808 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7809 INT64_TYPE): Define.
7810 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7811 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7812 INT_LEAST64_TYPE): Define.
7813 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7814 UINT_LEAST64_TYPE): Define.
7815 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7816 INT_FAST64_TYPE): Define.
7817 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7818 UINT_FAST64_TYPE): Define.
7819 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7820 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7821 (SIG_ATOMIC_TYPE): Define.
7823 2010-01-26 Richard Guenther <rguenther@suse.de>
7825 * df-scan.c (df_scan_set_bb_info): Remove assert.
7826 (df_insn_rescan_debug_internal): Merge asserts.
7827 (df_install_ref): Likewise.
7828 (df_mark_reg): Use bitmap_set_range.
7829 (df_hard_reg_used_p): Remove assert.
7830 (df_hard_reg_used_count): Likewise.
7832 2010-01-26 Richard Guenther <rguenther@suse.de>
7834 PR rtl-optimization/42685
7835 * web.c (web_main): Ignore DEBUG_INSNs.
7837 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7839 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7841 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7842 Fix types of fndecl and arglist parameters.
7844 2010-01-26 Richard Guenther <rguenther@suse.de>
7847 * tree-eh.c (unsplit_eh): Skip debug insns.
7849 2010-01-26 Richard Guenther <rguenther@suse.de>
7851 PR tree-optimization/42250
7852 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7854 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7857 * omp-low.c (expand_omp_sections): Only use single_pred if
7858 l2_bb is single_pred_p.
7860 2010-01-25 Christian Bruel <christian.bruel@st.com>
7863 * config/sh/sh.c (find_barrier): Increase length for non delayed
7864 conditional branches.
7865 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7867 2010-01-24 David S. Miller <davem@davemloft.net>
7869 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7870 define if not using GAS.
7871 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7872 Likewise. Delete SECTION_MERGE code, which is only applicable
7875 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7878 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7879 mangling of va_list in system headers.
7881 2010-01-23 Toon Moene <toon@moene.org>
7883 * tree-predcom.c (combine_chains): Return NULL, not false.
7885 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7887 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7888 initialization of variable res to agree with return type.
7890 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7892 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7893 * tree-sra.c: Add include of expr.h.
7895 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7897 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7898 insert the debug stmt on the single non-EH edge from the stmt.
7900 2010-01-22 Richard Henderson <rth@redhat.com>
7903 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7904 the RHS until after generate_subtree_copies has insertted its
7905 code before the current statement.
7907 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7909 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7911 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7913 2010-01-21 Martin Jambor <mjambor@suse.cz>
7915 PR tree-optimization/42585
7916 * tree-sra.c (struct access): New field grp_total_scalarization.
7917 (dump_access): Dump the new field.
7918 (should_scalarize_away_bitmap): New variable.
7919 (cannot_scalarize_away_bitmap): Likewise.
7920 (sra_initialize): Allocate new bitmaps.
7921 (sra_deinitialize): Free new bitmaps.
7922 (create_access_1): New function.
7923 (create_access): Parts moved to create_access_1.
7924 (type_consists_of_records_p): New function.
7925 (completely_scalarize_record): Likewise.
7926 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7927 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7928 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7930 (analyze_all_variable_accesses): Completely scalarize small eligible
7933 2010-01-21 Martin Jambor <mjambor@suse.cz>
7935 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7937 2010-01-21 Andrew Haley <aph@redhat.com>
7939 * gcc.c (process_command): Move lang_specific_driver before
7940 setting cc_libexec_prefix.
7942 2010-01-21 Richard Guenther <rguenther@suse.de>
7945 * fold-const.c (negate_expr_p): Pretend only negative
7946 real constants are easily negatable.
7948 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7949 Jason Merrill <jason@redhat.com>
7951 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7952 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7953 * calls.c (initialize argument_information): Handle it.
7954 * c-common.c (handle_transparent_union_attribute): Use new name.
7955 * c-decl.c (finish_struct): Ditto.
7956 * c-typeck.c (type_lists_compatible_p): Ditto.
7957 (convert_for_assignment): Use new name and also handle record.
7958 * function.c (aggregate_value_p): Handle it.
7959 (pass_by_reference): Ditto.
7960 (assign_parm_data_types): Ditto.
7961 * print-tree.c (print_node): Ditto.
7962 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7963 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7964 * tree.c (first_field): New fn.
7966 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7969 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7970 even when linking statically, for now.
7972 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7975 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7976 without a cselib val.
7977 (count_uses): Accept MO_VAL_SET with no val on stores.
7978 (add_stores): Likewise.
7980 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7982 * var-tracking.c (check_value_val): Add a compile time assertion.
7983 (dv_is_decl_p): Simplify.
7984 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7985 gcc_assert if ENABLE_CHECKING.
7987 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7990 * var-tracking.c: Include tree-flow.h.
7991 (mem_dies_at_call): New.
7992 (dataflow_set_preserve_mem_locs): Use it.
7993 (dataflow_set_remove_mem_locs): Likewise.
7994 (dump_var): Renamed from dump_variable. Adjust all callers.
7995 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7996 * Makefile.in (var-tracking.o): Adjust deps.
7998 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8000 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8002 2010-01-20 Richard Guenther <rguenther@suse.de>
8004 PR tree-optimization/42717
8005 * tree-ssa-dce.c (get_live_post_dom): Remove.
8006 (forward_edge_to_pdom): Take an arbitrary edge to copy
8007 degenerate PHI args from.
8008 (remove_dead_stmt): Use the first post-dominator even if it
8009 does not contain live statements as redirection destination.
8011 2010-01-20 Richard Guenther <rguenther@suse.de>
8013 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8015 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8017 * sel-sched.c (create_speculation_check): Remove set but not used
8019 (try_transformation_cache): Remove set but not used variable ds.
8020 (calculate_privileged_insns): Remove set but not used variables
8021 cur_insn and min_spec_insn.
8022 (find_best_expr): Remove set but not used variable avail_n.
8023 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8025 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8027 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8028 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8031 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8034 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8035 cpu types. Add support for *-sse3 cpu types.
8036 (x86_64-*-*): Ditto.
8038 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8041 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8042 argument, call initializer_constant_valid_p_1 instead of
8043 initializer_constant_valid_p, pass CACHE to it, return NULL
8044 immediately if first call returns NULL.
8045 (initializer_constant_valid_p_1): New function.
8046 (initializer_constant_valid_p): Use it.
8048 2010-01-20 Thomas Quinot <quinot@adacore.com>
8050 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8052 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8054 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8055 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8056 (loc_list_from_tree): Don't handle unsigned division. Handle
8057 signed modulo using DW_OP_{over,over,div,mul,minus}.
8058 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8059 modulo instead of signed.
8061 2010-01-20 DJ Delorie <dj@redhat.com>
8063 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8065 (h8300_emit_stack_adjustment): Propogate it.
8067 (h8300_expand_prologue): Likewise.
8068 (h8300_expand_epilogue): Likewise.
8070 2010-01-19 Michael Matz <matz@suse.de>
8072 PR tree-optimization/41783
8073 * tree-data-ref.c (toplevel): Include flags.h.
8074 (dump_data_dependence_relation): Also dump the inputs if the
8075 result will be unknown.
8076 (split_constant_offset_1): Look through some conversions.
8077 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8078 the offset from last element is too large.
8079 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8080 (reassociate_to_the_same_stmt): Handle vector registers.
8081 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8083 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8084 wide_prolog_niters argument, emit widening instructions.
8085 (vect_do_peeling_for_alignment): Adjust caller, use widened
8086 variant of the iteration cound.
8087 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8089 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8092 * config/arm/neon-testgen.m (emit_automatics): New parameter
8093 features. Adjust for Fixed_return_reg feature.
8094 (test_intrinsic): Call emit_automatics with new feature.
8095 * config/arm/neon.ml: Update copyright years.
8096 (features): New Fixed_return_reg feature.
8097 (ops): Update feature for Vget_low.
8099 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8101 PR tree-optimization/42719
8102 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8106 * fwprop.c (all_uses_available_at): Return false if def_set dest
8107 is a REG that is used in def_insn.
8109 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8111 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8113 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8116 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8118 * target.h (struct gcc_target) <secondary_reload>: Change type
8119 of last argument to secondary_reload_info *.
8121 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8124 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8125 memory references with unaligned offsets. Remove CQImode handling.
8126 (unaligned_memory_operand): Return 1 for memory references with
8127 unaligned offsets. Remove CQImode handling.
8129 2010-01-18 Richard Guenther <rguenther@suse.de>
8132 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8135 2010-01-18 Richard Guenther <rguenther@suse.de>
8137 PR tree-optimization/42781
8138 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8139 restrict processing only if the original variable was artificial.
8141 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8143 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8144 find number of popped argument bytes.
8146 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8147 Fix the text that describes the return value for invalid insns.
8149 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8151 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8152 Clarify what 'cost of the -dependence' is. Fix quoting.
8154 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8155 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8157 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8159 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8160 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8162 2010-01-17 Richard Guenther <rguenther@suse.de>
8165 * function.c (split_complex_args): Take a VEC to modify.
8166 (assign_parms_augmented_arg_list): Build a VEC instead of
8167 a chain of PARM_DECLs.
8168 (assign_parms_unsplit_complex): Take a VEC of arguments.
8169 Do not fixup unmodified parms.
8170 (assign_parms): Deal with the VEC.
8171 (gimplify_parameters): Likewise.
8173 2010-01-17 Richard Guenther <rguenther@suse.de>
8175 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8176 node existence check.
8177 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8178 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8179 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8180 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8181 (gimple_execute_on_growing_pred): Likewise.
8183 2010-01-17 Richard Guenther <rguenther@suse.de>
8185 PR tree-optimization/42773
8186 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8187 (compute_antic_aux): Likewise.
8188 (compute_partial_antic_aux): Likewise.
8190 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8193 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8196 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8198 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8201 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8202 Fix markup for strict argument.
8204 (TARGET_SCHED_REORDER2): Fix argument types.
8206 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8207 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8209 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8210 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8212 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8215 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8216 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8217 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8218 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8219 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8221 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8223 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8225 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8226 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8228 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8230 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8233 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8235 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8236 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8238 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8240 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8242 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8243 referring to it. Fix language.
8245 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8247 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8249 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8251 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8253 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8254 '@var{stream}. Remove stray 'and'.
8256 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8258 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8260 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8262 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8263 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8265 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8266 Fix description of return value.
8267 Rename argument "sz" to "len."
8269 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8270 Clarify meaning of 'true' return value.
8272 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8274 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8275 rep_mode versus mode_rep.
8277 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8279 (TARGET_BUILTIN_DECL): Fix name.
8281 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8283 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8285 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8287 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8289 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8291 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8294 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8295 Rename argument tm_fn to md_fn.
8297 (TARGET_OPTION_PRINT): Fix argument list.
8299 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8302 * config/i386/i386.c (ix86_fixup_binary_operands):
8303 Revert FMA4 fixup of operands.
8305 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8308 * Makefile.in (write_entries_to_file, install-plugin):
8309 Use \012 instead of \n with tr.
8311 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8313 * configure.ac (HAVE_AS_REF): New C macro.
8314 * configure: Regenerate.
8315 * config.in: Likewise.
8316 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8318 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8321 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8323 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8325 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8327 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8329 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8331 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8333 (TARGET_BINDS_LOCAL_P): Fix argument type.
8335 (TARGET_ASM_FILE_END): Use prototype.
8337 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8339 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8341 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8343 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8345 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8346 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8348 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8349 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8351 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8352 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8353 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8354 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8356 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8358 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8360 (TARGET_INIT_BUILTINS): Use prototype.
8362 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8363 Put 'const char *' in braces. Fix parameter types.
8364 (TARGET_INVALID_CONVERSION): Fix parameter types.
8365 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8366 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8368 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8371 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8373 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8375 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8377 * doc/tm.texi (TARGET_HELP): Fix return type.
8379 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8380 in braces. Fix argument types.
8382 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8384 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8386 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8388 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8389 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8391 (TARGET_MANGLE_TYPE): Fix argument types.
8393 (TARGET_IRA_COVER_CLASSES): Use prototype.
8395 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8397 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8399 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8401 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8403 (TARGET_CALLEE_COPIES): Fix argument types.
8405 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8407 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8409 (TARGET_FUNCTION_VALUE): Fix argument types.
8411 (TARGET_RETURN_IN_MSB): Fix argument type.
8413 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8415 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8417 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8419 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8420 agree with return type.
8422 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8424 2010-01-15 Jing Yu <jingyu@google.com>
8426 PR rtl-optimization/42691
8427 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8428 a pseudo to a constant and are merged, and adjust comments.
8430 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8432 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8434 2010-01-15 Richard Guenther <rguenther@suse.de>
8437 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8438 labels of computed or non-local gotos to the destination.
8439 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8440 landing pad label is the first label.
8442 2010-01-15 Richard Guenther <rguenther@suse.de>
8444 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8446 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8449 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8450 to allow generation of the xssqrtdp instruction on power7.
8451 (sqrtdf2_fpr): Ditto.
8453 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8456 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8457 functions with noreturn attribute.
8460 * varasm.c (declare_weak): Add weak attribute to decl if it
8461 doesn't have one already.
8462 (assemble_external): Only add decls to weak_decls if they also
8463 have weak attribute.
8465 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8467 * var-tracking.c (var_reg_delete): Don't delete the association
8468 between REGs and values or one-part variables if the register
8471 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8474 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8475 because its first operand is a non-localized variable.
8477 2010-01-14 Martin Jambor <mjambor@suse.cz>
8479 PR tree-optimization/42706
8480 * tree-sra.c (encountered_recursive_call): New variable.
8481 (encountered_unchangable_recursive_call): Likewise.
8482 (sra_initialize): Initialize both new variables.
8483 (callsite_has_enough_arguments_p): New function.
8484 (scan_function): Call decl and flags check only for IPA-SRA, check
8485 whether there is a recursive call and whether it has enough arguments.
8486 (all_callers_have_enough_arguments_p): New function.
8487 (convert_callers): Look for recursive calls only when
8488 encountered_recursive_call is set.
8489 (ipa_early_sra): Bail out either if
8490 !all_callers_have_enough_arguments_p or
8491 encountered_unchangable_recursive_call.
8493 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8495 * sel-sched.c: Add 2010 to copyright years.
8496 * sel-sched-ir.c: Likewise.
8497 * sel-sched-ir.h: Likewise.
8499 2010-01-14 Martin Jambor <mjambor@suse.cz>
8501 PR tree-optimization/42714
8502 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8503 constructors specially.
8505 2010-01-14 Andi Kleen <ak@linux.intel.com>
8507 * config/i386/drivers-i386.c (detect_caches_intel):
8508 Add l2sizekb parameter and fill in.
8509 (host_detect_local_cpu): Add l2sizekb, fill in.
8510 Add Atom small cache heuristic.
8512 2010-01-14 Andi Kleen <ak@linux.intel.com>
8514 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8515 Add level3 parameter and fill in.
8516 (detect_caches_intel): Handle level3 cache.
8518 2010-01-14 Andi Kleen <ak@linux.intel.com>
8520 * config/i386/drivers-i386.c (host_detect_local_cpu):
8521 Fix core duo detection.
8523 2010-01-14 Andi Kleen <ak@linux.intel.com>
8525 * config/i386/drivers-i386.c (host_detect_local_cpu):
8528 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8530 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8531 (rs6000_variable_issue_1): this. Use...
8532 (rs6000_variable_issue): here. Reimplement. Print debug info.
8534 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8536 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8537 sel_restore_notes. Update all callers. Call reemit_notes
8540 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8542 PR rtl-optimization/42246
8543 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8546 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8548 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8549 all successors is the same as number of successors in current region.
8551 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8553 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8554 to rename is not separable. Otherwise check that its LHS is not NULL.
8556 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8558 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8560 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8562 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8563 available registers when failed to discover LHS register class.
8564 Fix indentation. Update comment.
8566 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8567 Alexander Monakov <amonakov@ispras.ru>
8569 PR rtl-optimization/42389
8570 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8572 (advance_state_on_fence): Likewise.
8573 (sel_target_adjust_priority): Print debug output only when
8574 sched_verbose >= 4, not 2.
8575 (get_expr_cost): Do not issue all unique insns on the next cycle.
8576 (fill_insns): Initialize can_issue_more from the value saved
8578 * sel-sched-ir.c (flist_add): New parameter issue_more.
8579 Init FENCE_ISSUE_MORE with it.
8580 (merge_fences): Likewise.
8581 (init_fences): Update call to flist_add.
8582 (add_to_fences, add_clean_fence_to_fences)
8583 (add_dirty_fence_to_fences): Likewise.
8584 (move_fence_to_fences): Update call to merge_fences.
8585 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8587 * sel-sched-ir.h (struct _fence): New field issue_more.
8588 (FENCE_ISSUE_MORE): New accessor macro.
8590 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8592 PR rtl-optimization/42388
8593 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8594 that have no predecessors nor successors. Do not call move_bb_info
8595 for empty blocks outside of current region.
8597 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8599 PR rtl-optimization/42294
8600 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8601 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8602 originators' originators.
8604 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8606 PR rtl-optimization/39453
8607 PR rtl-optimization/42246
8608 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8610 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8612 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8613 Alexander Monakov <amonakov@ispras.ru>
8616 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8617 (maybe_tidy_empty_bb): ... here. Make static. Add new
8618 argument. Update all callers.
8619 (tidy_control_flow): ... and here. Recompute topological order
8620 of basic blocks in region if necessary.
8621 (sel_redirect_edge_and_branch): Change return type. Return true
8622 if topological order might have been invalidated.
8623 (purge_empty_blocks): Export and move from...
8624 * sel-sched.c (purge_empty_blocks): ... here.
8625 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8626 (maybe_tidy_empty_bb): Delete prototype.
8627 (purge_empty_blocks): Declare.
8629 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8631 PR rtl-optimization/42249
8632 * sel-sched.c (try_replace_dest_reg): When chosen register
8633 and original register is the same, do not bail out early, but
8634 still check all original insns for validity of replacing destination
8635 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8638 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8641 Port from no-undefined-overflow branch:
8642 2009-03-09 Richard Guenther <rguenther@suse.de>
8644 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8646 2010-01-14 Richard Guenther <rguenther@suse.de>
8649 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8651 2010-01-14 Ira Rosen <irar@il.ibm.com>
8653 PR tree-optimization/42709
8654 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8655 as scalar type in creation of constant vector operand.
8657 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8660 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8661 (check-parallel-%): Match `testsuite' directory component only
8664 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8666 PR translation/39521
8667 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8670 2010-01-13 Richard Guenther <rguenther@suse.de>
8672 PR tree-optimization/42730
8673 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8676 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8679 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8680 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8683 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8685 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8686 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8687 ___umulsi3_highpart.
8689 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8690 rather than schedule_insns if the pass is enabled.
8692 2010-01-13 Martin Jambor <mjambor@suse.cz>
8694 PR tree-optimization/42704
8695 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8698 2010-01-13 Martin Jambor <mjambor@suse.cz>
8700 PR tree-optimization/42703
8701 * tree-sra.c (analyze_access_subtree): Check that we can build a
8702 reference to the original data within the aggregate.
8704 2010-01-13 Richard Guenther <rguenther@suse.de>
8706 PR tree-optimization/42705
8707 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8709 2010-01-13 Richard Guenther <rguenther@suse.de>
8712 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8714 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8717 * var-tracking.c (values_to_unmark): New variable.
8718 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8719 values_to_unmark vector. Moved body to...
8720 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8721 instead queue it into values_to_unmark vector.
8722 (vt_find_locations): Free values_to_unmark vector.
8724 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8726 * config/s390/s390.c (override_options): Set
8727 default of max-pending-list-length to 256
8729 2010-01-13 Richard Guenther <rguenther@suse.de>
8732 * tree-pass.h (PROP_gimple_lcx): New.
8733 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8734 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8735 before the final cleanup_eh.
8736 (dump_properties): Dump PROP_gimple_lcx.
8737 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8738 (tree_lower_complex_O0): Remove.
8739 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8740 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8741 tree_lower_complex, schedule TODO_update_ssa.
8742 * lto-streamer-out.c (output_function): Stream the functions
8744 * lto-streamer-in.c (input_function): Likewise.
8745 (lto_read_body): Do not override them here.
8747 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8750 * c-typeck.c (build_c_cast): Fold value cast to union type before
8751 wrapping it in a CONSTRUCTOR.
8753 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8755 PR rtl-optimization/42699
8756 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8759 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8761 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8762 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8763 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8764 SUBTARGET_WARN_UNUSED_SPEC): ... here
8765 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8767 2010-01-12 Julian Brown <julian@codesourcery.com>
8769 * config/arm/neon-schedgen.ml (Utils): Don't try to
8770 open missing module.
8771 (find_with_result): New.
8773 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8776 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8777 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8779 PR tree-optimization/42645
8780 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8781 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8782 decl_map, set processing_debug_stmt to -1 and return name without
8785 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8787 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8788 binutils version, and reword target configuration description.
8790 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8792 * config/avr/avr.h (LINKER_NAME): Remove.
8794 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8797 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8798 that support VSX, warn for -mno-altivec if vsx is not disabled,
8801 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8802 Shujing Zhao <pearly.zhao@oracle.com>
8804 PR translation/42469
8805 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8806 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8807 character between option name and help text.
8808 * c.opt (imultilib): Likewise.
8810 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8812 * lto-streamer-out.c (output_unreferenced_globals): Output static
8815 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8817 PR rtl-optimization/42621
8818 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8819 optimizing for size.
8820 (duplicate_computed_gotos): Remove now-redundant check.
8822 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8825 * configure.ac: Save and restore LDFLAGS and LIBS
8826 * configure: Regenerate.
8828 2010-01-10 Richard Guenther <rguenther@suse.de>
8831 * builtins.c (fold_builtin_strlen): Add type argument and
8832 convert the resulting length to it.
8833 (fold_builtin_1): Adjust.
8835 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8837 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8838 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8840 (num_insns_constant_wide): Adjust for that change.
8842 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8845 * web.c (union_defs): Add used argument, to combine uses of
8847 (entry_register): Adjust type and tests of used argument.
8848 (web_main): Widen used for new use. Pass it to union_defs.
8849 * df.h (union_defs): Adjust prototype.
8851 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8854 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8855 uses in new incoming argument. Free body.
8856 (reset_debug_uses_in_loop): New.
8857 (analyze_insn_to_expand_var): Call the latter if the former found
8858 anything. Fix whitespace. Reject invalid dest overlaps before
8859 going through all insns in the loop.
8861 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8864 * haifa-sched.c (dying_use_p): Debug insns don't count.
8866 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8869 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8870 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8871 (verify_gimple_call): Reject LHS in noreturn calls.
8873 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8877 * tree-vect-loop-manip.c (adjust_info): New type.
8878 (adjust_vec): New pointer to vector.
8879 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8880 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8881 (slpeel_update_phis_for_duplicate_loop): Use them.
8882 (slpeel_update_phi_nodes_for_guard1): Likewise.
8883 (slpeel_update_phi_nodes_for_guard2): Likewise.
8884 (slpeel_tree_peel_loop_to_edge): Likewise.
8885 (vect_update_ivs_after_vectorizer): Likewise.
8887 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8889 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8890 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8892 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8894 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8895 bogus uninitialized warning.
8897 2010-01-09 Richard Guenther <rguenther@suse.de>
8900 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8901 the evolution is compatible with the initial condition.
8903 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8905 * gcc.c (process_command): Update copyright notice dates.
8906 * gcov.c (print_version): Likewise.
8907 * gcov-dump.c (print_version): Likewise.
8908 * mips-tfile.c (main): Likewise.
8909 * mips-tdump.c (main): Likewise.
8911 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8914 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8916 (rotlhi3_8): Delete.
8918 (rotlsi3_8): Delete.
8919 (rotlsi3_16): Delete.
8920 (rotlsi3_24): Delete.
8922 (*rotw<mode>3): New.
8923 (*rotb<mode>3): New.
8924 * config/avr/avr.c (avr_rotate_bytes): New function.
8925 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8927 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8930 * configure.ac: Modify -rdynamic check.
8931 * configure: Regenerate.
8933 2010-01-08 DJ Delorie <dj@redhat.com>
8935 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8936 register popping order.
8938 2010-01-08 Richard Guenther <rguenther@suse.de>
8941 * c.opt (fsigned-char): Also let LTO handle this option.
8942 (funsigned-char): Likewise.
8944 2010-01-07 Richard Guenther <rguenther@suse.de>
8946 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8947 (gimple_op): Likewise.
8948 (gimple_op_ptr): Likewise.
8949 (gimple_assign_set_lhs): Remove gcc_assert.
8950 (gimple_assign_set_rhs1): Likewise.
8951 (gimple_assign_set_rhs2): Likewise.
8952 (gimple_call_set_lhs): Likewise.
8953 (gimple_call_set_fn): Likewise.
8954 (gimple_call_set_fndecl): Likewise.
8955 (gimple_call_fndecl): Likewise.
8956 (gimple_call_return_type): Likewise.
8957 (gimple_call_set_chain): Likewise.
8958 (gimple_call_num_args): Likewise.
8959 (gimple_call_set_arg): Likewise.
8960 (gimple_cond_set_code): Likewise.
8961 (gimple_cond_set_lhs): Likewise.
8962 (gimple_cond_set_rhs): Likewise.
8963 (gimple_cond_set_true_label): Likewise.
8964 (gimple_cond_set_false_label): Likewise.
8965 (gimple_label_set_label): Likewise.
8966 (gimple_goto_set_dest): Likewise.
8967 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8968 (gimple_debug_bind_get_value): Likewise.
8969 (gimple_debug_bind_get_value_ptr): Likewise.
8970 (gimple_debug_bind_set_var): Likewise.
8971 (gimple_debug_bind_set_value): Likewise.
8972 (gimple_debug_bind_reset_value): Likewise.
8973 (gimple_debug_bind_has_value_p): Likewise.
8974 (gimple_return_retval_ptr): Remove gcc_assert.
8975 (gimple_return_retval): Likewise.
8976 (gimple_return_set_retval): Likewise.
8977 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8978 (safe_referenced_var_iterator): Remove.
8979 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8980 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8981 (fill_referenced_var_vec): Remove.
8982 (first_readonly_imm_use): Remove redundant gcc_assert.
8983 (phi_arg_index_from_use): Combine gcc_asserts.
8984 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8985 (first_imm_use_stmt): Remove redundant gcc_assert.
8986 * tree-cfg.c (verify_gimple_call): Verify function and chain
8987 operands. Verify arguments.
8988 (verify_types_in_gimple_stmt): Verify condition code and labels.
8990 2010-01-07 Richard Guenther <rguenther@suse.de>
8992 PR tree-optimization/42641
8993 * sese.c (rename_map_elt_info): Use the SSA name version, do
8996 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8998 PR tree-optimization/42625
8999 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9000 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9002 2010-01-07 Duncan Sands <baldrick@free.fr>
9004 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9006 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9009 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9010 note itself is not function_invariant_p.
9012 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9014 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9015 Do not add the DF_NOTE problem.
9016 * store-motion.c (execute_rtl_store_motion): Likewise.
9018 2010-01-07 Martin Jambor <mjambor@suse.cz>
9020 PR tree-optimization/42157
9021 * tree-sra.c (compare_access_positions): Stabilize sort if both
9022 accesses have integer types, return zero immediately if they are the
9025 2010-01-06 Richard Henderson <rth@redhat.com>
9028 * haifa-sched.c (add_to_note_list): Merge into ...
9029 (concat_note_lists): ... here, and ...
9030 (unlink_other_notes, rm_other_notes): Merge into...
9031 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9032 NOTE_INSN_EPILOGUE_BEG.
9034 2010-01-06 Richard Guenther <rguenther@suse.de>
9036 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9037 not inline regular functions into always-inline functions.
9039 2010-01-06 Nick Clifton <nickc@redhat.com>
9041 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9042 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9044 (OVERRIDE_OPTIONS): Delete.
9045 (OPTIMIZATION_OPTIONS): Define.
9046 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9047 * config/rx/rx.c (rx_handle_option): Issue an error message if
9048 -mcpu=rx200 and -fpu are used together.
9049 (rx_set_optimization_options): New function. Issue an error
9050 message if an optimization attribute attempts to reset the FPU/
9051 math optimization pairing.
9052 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9053 * config/rx/rx.opt: Set the default to 32-bit doubles.
9054 * config/rx/t-rx: Add multilibs for -nofpu option.
9055 * doc/invoke.texi: Update documentation of RX options.
9057 2010-01-06 Richard Guenther <rguenther@suse.de>
9059 * tree-ssa-pre.c (name_to_id): New global.
9060 (alloc_expression_id): Simplify SSA name handling.
9061 (lookup_expression_id): Likewise.
9062 (init_pre): Zero name_to_id.
9063 (fini_pre): Free it.
9065 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9067 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9069 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9072 * config/i386/sse.md (smaxv2di3): New.
9073 (umaxv2di3): Likewise.
9074 (sminv2di3): Likewise.
9075 (uminv2di3): Likewise.
9077 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9080 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9081 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9082 (legitimize_tls_address): Likewise.
9083 (sparc_tls_referenced_p): Likewise.
9084 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9085 and adjust calls to legitimize_pic_address.
9086 (legitimate_constant_p) Use sparc_tls_referenced_p.
9087 (legitimate_pic_operand_p): Likewise.
9088 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9089 (sparc_tls_symbol_ref_1): Delete.
9090 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9091 (legitimize_tls_address): Make static, handle CONST patterns.
9092 (legitimize_pic_address): Make static, remove unused parameter and
9093 adjust recursive calls.
9094 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9095 and adjust call to legitimize_pic_address.
9096 (sparc_output_mi_thunk): Likewise.
9098 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9099 H.J. Lu <hongjiu.lu@intel.com>
9102 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9103 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9104 operands to make them signed.
9107 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9110 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9111 GTU to GT for V4SI and V2DI.
9113 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9114 (umin<mode>3): Removed.
9116 (uminv4si3): Likewise.
9118 2010-01-05 Martin Jambor <mjambor@suse.cz>
9120 PR tree-optimization/42462
9121 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9122 current_function_decl to helper functions and macros.
9124 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9127 * flags.h: Don't include real.h.
9128 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9129 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9130 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9131 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9132 * dominance.c: Update copyright.
9133 * gimple.c (walk_gimple_op): Remove inline.
9134 * tree-ssa-reassoc.c: Include real.h.
9135 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9136 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9138 2010-01-05 Nick Clifton <nickc@redhat.com>
9140 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9141 register to push into the stack frame when the accumulator has to
9142 be saved during interrupts.
9144 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9146 * doc/invoke.texi: Remove the documentation about option
9148 * common.opt (Wunreachable-code): Preserved for backward
9150 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9151 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9152 the backward compatibility flag section.
9154 2010-01-05 Richard Guenther <rguenther@suse.de>
9156 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9158 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9161 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9163 PR tree-optimization/42508
9164 * tree-sra.c (convert_callers): Check for recursive call
9165 by comparing cgraph nodes instead of decls.
9166 (modify_function): Call ipa_modify_formal_parameters also
9167 on all same_body aliases.
9169 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9170 cgraph nodes when checking for same_body aliases.
9172 2010-01-05 Richard Guenther <rguenther@suse.de>
9174 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9175 allocation and lookup.
9176 (get_or_alloc_expr_for_constant): Likewise.
9177 (phi_translate): Sink allocation.
9179 2010-01-04 Richard Guenther <rguenther@suse.de>
9181 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9182 a new entry only if needed.
9183 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9184 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9186 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9188 (phi_translate): Handle CONSTANTs early.
9190 2010-01-04 Martin Jambor <mjambor@suse.cz>
9192 PR tree-optimization/42398
9193 * tree-sra.c (struct access): Removed flag grp_different_types.
9194 (dump_access): Do not dump the removed flag.
9195 (sort_and_splice_var_accesses): Do not set the removed flag.
9196 (sra_modify_expr): Check for type compatibility directly.
9198 2010-01-04 Martin Jambor <mjambor@suse.cz>
9200 PR tree-optimization/42366
9201 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9202 edges with variable number of parameters.
9203 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9204 flag instead of asserting it.
9205 (ipa_read_node_info): Read uses_analysis_done flag.
9207 2010-01-04 Richard Guenther <rguenther@suse.de>
9209 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9210 iterative_hash_* as intended.
9211 (vn_reference_compute_hash): Likewise. Simplify hashing
9213 (vn_reference_lookup_2): Likewise.
9214 (vn_nary_op_compute_hash): Likewise.
9215 (vn_phi_compute_hash): Likewise.
9216 (expressions_equal_p): Remove strange code.
9217 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9218 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9219 (bitmap_insert_into_set_1): Take value-id as parameter.
9220 (add_to_value): Pass it.
9221 (bitmap_insert_into_set): Likewise.
9222 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9224 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9227 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9228 (do_self_spec): For switches with SWITCH_IGNORE set set also
9229 SWITCH_IGNORE_PERMANENTLY.
9230 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9233 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9235 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9236 tree of an unreferenced global var.
9238 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9241 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9242 GTU to GT for V4SI and V2DI.
9244 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9245 (umin<mode>3): Removed.
9247 (uminv4si3): Likewise.
9249 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9252 * collect2.c (main): Turn on trace in collect2 if -v is passed
9255 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9257 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9258 description of expression operand.
9260 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9262 * configure.ac: Add install-html to target_list for Make-hooks.
9263 * configure: Regenerate.
9264 * fortran/Make-lang.in (F95_HTMLFILES): New.
9265 (fortran.html): Use it.
9266 (fortran.install-html): New.
9267 * Makefile.in (install-html): Add lang.install-html.
9268 * java/Make-lang.in (JAVA_HTMLFILES): New.
9269 (java.html): Use it.
9270 (java.install-html): New.
9271 * objc/Make-lang.in (objc.install-html): New.
9272 * objcp/Make-lang.in (obj-c++.install-html): New.
9273 * cp/Make-lang.in (c++.install-html): New.
9274 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9275 * lto/Make-lang.in (lto.install-html): New.
9277 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9280 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9282 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9284 PR rtl-optimization/41862
9285 * store-motion.c (store_killed_in_insn, compute_store_table,
9286 remove_reachable_equiv_notes, replace_store_insn,
9287 build_store_vectors): Ignore all DEBUG_INSNs.
9289 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9292 * common.opt: Add dumpdir.
9294 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9296 (option_map): Add --dumpdir.
9298 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9300 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9302 * opts.c (decode_options): Try dump_dir_name first if
9303 dump_base_name isn't an absolute path.
9304 (common_handle_option): Handle OPT_dumpdir.
9306 * toplev.c (dump_dir_name): New.
9307 (print_switch_values): Also ignore -dumpdir.
9309 * toplev.h (dump_dir_name): New.
9311 2010-01-03 Richard Guenther <rguenther@suse.de>
9313 PR tree-optimization/42589
9314 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9315 double-word expansion of bswap32.
9317 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9319 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9320 with BLOCK_FOR_INSN.
9321 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9322 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9323 noce_process_if_block): Likewise.
9324 * gcse.c (compute_local_properties, insert_expr_in_table,
9325 insert_set_in_table, canon_list_insert, find_avail_set,
9326 pre_insert_copy_insn): Likewise.
9328 * basic-block.h (BLOCK_NUM): Move from here...
9329 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9331 2010-01-03 Richard Guenther <rguenther@suse.de>
9333 PR tree-optimization/42438
9334 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9335 contains_may_not_return_call flag.
9336 (BB_MAY_NOTRETURN): New.
9337 (valid_in_sets): Trapping nary operations are not valid
9338 in blocks that may not return.
9339 (insert_into_preds_of_block): Remove check for trapping expressions.
9340 (compute_avail): Compute also BB_MAY_NOTRETURN.
9342 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9344 * doc/invoke.texi: Add 2010 to copyright years.
9346 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9348 * config/sparc/sparc.c: Fix formatting nits.
9350 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9351 Alexander Monakov <amonakov@ispras.ru>
9353 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9355 2010-01-02 Richard Guenther <rguenther@suse.de>
9358 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9359 (simplify_switch_using_ranges): Mark to be removed edges
9362 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9364 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9366 * collect2.c (scan_libraries): Add missing argument in call to
9369 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9372 * config/alpha/predicates.md (aligned_memory_operand): Return false
9374 (unaligned_memory_operand): Return true for CQImode.
9375 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9376 doesn not cross aligned SImode word boundary.
9378 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9380 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9382 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9383 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9385 2010-01-02 Richard Guenther <rguenther@suse.de>
9388 * toplev.c (compile_file): Emit LTO marker properly. Change
9390 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9392 2010-01-01 Richard Guenther <rguenther@suse.de>
9395 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9397 2010-01-01 Richard Guenther <rguenther@suse.de>
9400 * c-decl.c (grokdeclarator): For zero-size arrays force
9401 structural equality checks as layout_type does.
9403 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9405 * builtins.c: Update copyright to 2010.
9407 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9410 * lto-streamer-out.c (produce_asm): Revert the last change.
9411 (copy_function): Likewise.
9413 * lto-streamer.c (lto_get_section_name): Skip any leading
9416 2010-01-01 Richard Guenther <rguenther@suse.de>
9419 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9423 Copyright (C) 2010 Free Software Foundation, Inc.
9425 Copying and distribution of this file, with or without modification,
9426 are permitted in any medium without royalty provided the copyright
9427 notice and this notice are preserved.