1 2010-05-13 Jeff Law <law@redhat.com>
3 * ira-conflicts.c (print_allocno_conflicts): New function broken out
5 (print_conflicts): Call print_allocno_conflicts.
7 2010-05-13 Jakub Jelinek <jakub@redhat.com>
10 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
13 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
15 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
16 t-mingw-w64 or t-mingw-w32 for multilib configuration.
17 * config/i386/t-mingw-w32: New.
18 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
20 2010-05-13 Martin Jambor <mjambor@suse.cz>
22 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
24 * gimple-fold.c (get_base_binfo_for_type): New function.
25 (gimple_get_relevant_ref_binfo): Likewise.
26 (gimple_fold_obj_type_ref_known_binfo): Likewise.
27 (gimple_fold_obj_type_ref): Likewise.
28 (fold_gimple_call): Simplify condition for folding virtual calls
29 and call gimple_fold_obj_type_ref.
30 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
31 (gimple_fold_obj_type_ref_known_binfo): Likewise.
33 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
35 * config/rs6000/rs6000-protos.h
36 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
37 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
38 (rs6000_debug_mode_dependent_address)
39 (rs6000_mode_dependent_address_ptr): Likewise.
41 2010-05-13 Jakub Jelinek <jakub@redhat.com>
44 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
46 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
47 * tree-sra.c (create_access_replacement): Call unshare_expr before
48 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
50 * dwarf2out.c: Include tree-flow.h.
51 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
52 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
53 Handle DW_OP_bit_piece.
54 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
55 construct_piece_list, adjust_piece_list): New functions.
56 (add_var_loc_to_decl): Handle SRA optimized variables.
57 Adjust for var_loc_note to loc field renaming.
58 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
60 (new_loc_descr_op_bit_piece): New function.
61 (dw_sra_loc_expr): New function.
62 (dw_loc_list): Use it. Don't handle the last range after the
63 loop, handle it inside of the loop. Adjust for var_loc_note
64 to loc field renaming.
65 (add_location_or_const_value_attribute): Only special case
66 single entry loc lists if loc is NOTE_P. Adjust for
67 var_loc_note to loc field renaming.
68 (dwarf2out_var_location): Don't set newloc->var_loc_note
69 and newloc->next here.
71 2010-05-12 Jan Hubicka <jh@suse.cz>
73 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed flag.
74 * cgraph.h (cgraph_only_called_directly_p,
75 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
76 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
77 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
79 * ipa.c (cgraph_remove_unreachable_nodes): Use
80 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken flags.
81 * tree-inline.c (copy_bb): Check address_taken flag.
82 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
83 externally_visible flag.
85 2010-05-12 Jason Merrill <jason@redhat.com>
89 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
90 * sdbout.c (plain_type_1): Likewise.
91 * dwarf2out.c (is_base_type): Likewise.
92 (gen_type_die_with_usage): Likewise. Generate
93 DW_TAG_unspecified_type for any LANG_TYPE.
95 2010-05-12 Jan Hubicka <jh@suse.cz>
97 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
99 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
100 (cgraph_clone_edge): Update.
101 (cgraph_node_remove_callees): Remove indirect calls too.
102 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
103 (cgraph_create_indirect_edge): Update prototype.
104 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
105 is_proper_for_analysis.
106 (add_new_function, visited_nodes, function_insertion_hook_holder,
107 get_local_reference_vars_info, mark_address_taken, mark_address,
108 mark_load, mark_store, check_asm_memory_clobber, check_call,
109 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
110 (ipa_init): Do not initialize visited_nodes;
111 function_insertion_hook_holder.
112 (analyze_variable): Rewrite.
113 (analyze_function): Rewrite.
114 (copy_local_bitmap): Remove.
115 (duplicate_node_dat): Do not duplicate local info.
116 (generate_summary): Simplify to only walk cgraph.
117 (write_node_summary_p, ipa_reference_write_summary,
118 ipa_reference_read_summary): Remove.
119 (propagate): Do not remove function insertion;
121 (pass_ipa_reference): NULLify summary handling fields.
122 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
123 (input_edge): Input ecf_flags.
124 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
125 (update_indirect_edges_after_inlining): Ignore edges with unknown
128 2010-05-12 Sriraman Tallam <tmsriram@google.com>
130 * implicit-zee.c: New file.
131 * tree-pass.h (pass_implicit_zee): Declare.
132 * passes.c (init_optimization_passes): Add zee pass.
133 * common.opt (fzee): New flag.
134 * timevar.def (TV_ZEE): Define.
135 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
137 * Makefile.in (implicit-zee.o): Add new build file.
139 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
140 Nathan Froyd <froydnj@codesourcery.com>
142 * c-common.c (sync_resolve_params): Remove write-only variable.
144 2010-05-12 Anatoly Sokolov <aesok@post.ru>
146 * target.h (struct gcc_target): Add mode_dependent_address_p field.
147 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
148 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
149 * targhooks.c (default_mode_dependent_address_p): New function.
150 * targhooks.h (default_mode_dependent_address_p): Declare function.
151 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
152 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
153 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
154 target hook. Change return type to bool.
155 * recog.h: (mode_dependent_address_p): Change return type to bool.
157 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
158 Nathan Froyd <froydnj@codesourcery.com>
160 * tree-mudflap.c (build_function_type_0, build_function_type_1,
161 build_function_type_2, build_function_type_3): Remove.
162 (mudflap_init): Use build_function_type_list.
164 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
165 Nathan Froyd <froydnj@codesourcery.com>
167 * coverage.c (build_fn_info_value): Call build_constructor instead of
168 build_constructor_from_list.
169 (build_ctr_info_value): Likewise.
170 (build_gcov_info): Likewise.
172 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
174 * tree.c (build_constructor): Compute TREE_CONSTANT for the
175 resultant constructor.
176 (build_constructor_single): Don't set TREE_CONSTANT.
177 (build_constructor_from_list): Don't compute TREE_CONSTANT.
179 2010-05-12 Jan Hubicka <jh@suse.cz>
181 * cgraph.h (struct varpool_node): Add aux.
182 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
183 * varpool.c (varpool_remove_node): Do not remove initializer.
184 (varpool_reset_queue): Export.
185 (varpool_finalize_decl): Volatile vars are forced to be output.
186 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
188 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
189 process_references, varpool_can_remove_if_no_refs): New functions.
190 (cgraph_remove_unreachable_nodes): Handle variables too.
192 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
195 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
197 2010-05-12 Jakub Jelinek <jakub@redhat.com>
200 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
201 change value of ORT_TASK.
202 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
203 (omp_notice_threadprivate_variable): New function.
204 (omp_notice_variable): Call it for threadprivate variables.
205 If enclosing ctx is a task, print enclosing task rather than
206 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
207 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
208 if task has untied clause.
211 * dwarf2out.c (base_type_die): Don't add name attribute here.
212 (modified_type_die): Instead of sizetype use
213 its underlying original type. If a DW_TAG_base_type doesn't
214 have name added, add __unknown__.
215 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
216 always call force_type_die instead.
218 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
220 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
221 for __stack_chk_guard.
223 2010-05-11 Jakub Jelinek <jakub@redhat.com>
225 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
226 don't call start_source_file debug hook here...
227 (finish_options): ... but here, after outputting predefined and
228 command line defines and undefs.
231 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
233 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
234 optimizing away empty bb with no successors, move over its
235 footer chain to fallthru predecessor.
236 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
237 (rtl_split_edge): For asm goto call patch_jump_insn even if
238 splitting fallthru edge.
241 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
242 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
243 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
244 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
248 * c-parser.c (c_parser_expression): Mark LHS of a comma
249 expression as read if it is a decl, handled component or
250 COMPOUND_EXPR with that on the RHS.
251 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
252 if it is a decl or handled component.
254 2010-05-11 Jan Hubicka <jh@suse.cz>
256 * lto-symtab.c (lto_symtab_free): New function.
257 * lto-streamer.h (lto_symtab_free): Declare.
259 2010-05-11 Jan Hubicka <jh@suse.cz>
261 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
262 that if function is needed it is reachable.
263 (lto_output_node): See if it the function is reachable or referenced.
264 (output_cgraph): Update call of lto_output_node.
265 * lto-streamer.h (reachable_from_other_partition_p): Declare.
267 2010-05-11 Jan Hubicka <jh@suse.cz>
269 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
272 2010-05-11 Jan Hubicka <jh@suse.cz>
274 PR tree-optimize/44063
275 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
276 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
278 (estimate_function_body_sizes): Compute sizes even when disregarding.
280 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
282 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
284 2010-05-11 Jan Hubicka <jh@suse.cz>
286 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
289 2010-05-11 Jan Hubicka <jh@suse.cz>
291 * matrix-reorg.c (matrix_reorg): Rebuild edges.
293 2010-05-11 Jan Hubicka <jh@suse.cz>
295 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
296 lto_streamer_cache_delete): Put nodes into heap.
297 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
300 2010-05-11 Jan Hubicka <jh@suse.cz>
302 * cgraphbuild.c (cgraph_rebuild_references): New.
303 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
305 * cgraph.h (cgraph_rebuild_references): Declare.
306 * tree-inline.c (tree_function_versioning): Use it.
307 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
309 2010-05-11 Jan Hubicka <jh@suse.cz>
311 * cgraph.c: Include ipa-utils.h
312 (cgraph_create_virtual_clone): Update references.
313 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
315 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
317 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
318 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
321 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
323 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
325 2010-05-11 Jakub Jelinek <jakub@redhat.com>
327 * gcc.c (execute): For -### don't quote arguments that
328 contain just alphanumerics and _/-. characters.
329 * doc/invoke.texi: Document that change for -###.
332 * df-problems.c (struct dead_debug): Add to_rescan field.
333 (dead_debug_init): Clear to_rescan field.
334 (dead_debug_finish): Rescan all debug insns in to_rescan
335 bitmap and free the bitmap.
336 (dead_debug_insert_before): Instead of rescanning debug insns
337 immediately queue their rescanning until dead_debug_finish.
338 (df_note_bb_compute): After dead_debug_add do continue instead
341 2010-05-10 Jakub Jelinek <jakub@redhat.com>
344 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
345 clear also INSN_REG_USE_LIST.
347 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
349 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
351 2010-05-10 Jan Hubicka <jh@suse.cz>
353 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
355 2010-05-10 Jan Hubicka <jh@suse.cz>
357 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
359 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
360 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
361 (lto_streamer_cache_create): Init alloc pool.
362 (lto_streamer_cache_delete): Free alloc pool.
363 * lto-streamer.h: Include alloc pool.
364 (lto_streamer_cache_d): Use alloc pool.
365 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
367 2010-05-10 Jan Hubicka <jh@suse.cz>
369 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
370 * cgraphbuild.c: Include except.h
371 (record_type_list, record_eh_tables): New function.
372 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
374 2010-05-10 Jan Hubicka <jh@suse.cz>
376 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
377 __frame_dummy_init_array_entry, force_to_data): Attribute as used
380 2010-05-10 Michael Matz <matz@suse.de>
382 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
383 (can_reassociate_p): Use FLOAT_TYPE_P.
384 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
385 (vect_force_simple_reduction): ... this.
386 * tree-parloops.c (gather_scalar_reductions): Use
387 vect_force_simple_reduction.
388 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
389 vect_is_simple_reduction, add modify argument, if true rewrite
391 (vect_is_simple_reduction, vect_force_simple_reduction): New
393 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
395 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
396 Vladimir Makarov <vmakarov@redhat.com>
398 PR rtl-optimization/44012
399 * ira-build.c (remove_unnecessary_allocnos): Nullify
400 regno_allocno_map of the removed allocno.
402 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
404 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
406 * configure: Regenerate.
408 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
410 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
412 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
413 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
415 * configure: Regenerate.
417 2010-05-10 Richard Guenther <rguenther@suse.de>
419 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
420 marked if the entry identifier is marked.
422 2010-05-10 Richard Guenther <rguenther@suse.de>
424 * c-common.c (struct c_common_attributes): Add fnspec attribute.
425 (handle_fnspec_attribute): New function.
426 * gimple.h (gimple_call_return_flags): Declare.
427 (gimple_call_arg_flags): Likewise.
428 * gimple.c (gimple_call_arg_flags): New function.
429 (gimple_call_return_flags): Likewise.
430 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
432 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
434 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
435 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
437 (make_heapvar_for): ... this new function.
438 (handle_rhs_call): Handle fnspec attribute argument specifiers.
439 (handle_lhs_call): Likewise.
440 (find_func_aliases): Adjust.
442 2010-05-10 Richard Guenther <rguenther@suse.de>
444 PR tree-optimization/44050
445 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
447 2010-05-10 Wei Guozhi <carrot@google.com>
450 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
452 2010-05-09 Joseph Myers <joseph@codesourcery.com>
455 * c-typeck.c (lookup_field): Take a type directly. Update
457 (build_component_ref): Update call to lookup_field.
458 (set_init_label): Use lookup_field to find initialized field.
459 Handle returned list of fields like a sequence of designators.
461 2010-05-09 Richard Guenther <rguenther@suse.de>
464 * fold-const.c (tree_single_nonzero_warnv_p): Properly
465 handle &FUNCTION_DECL.
467 2010-05-09 Joseph Myers <joseph@codesourcery.com>
470 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
471 structures and unions recursively.
472 (detect_field_duplicates): Move duplicate detection with a hash to
473 detect_field_duplicates_hash. Always use a hash if anonymous
474 structures or unions are present.
475 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
478 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
481 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
482 detect Atom, Core 2 and Core i7.
484 2010-05-09 Richard Guenther <rguenther@suse.de>
486 * gcc.c (store_arg): Handle temporary file deletion for
489 2010-05-09 Richard Guenther <rguenther@suse.de>
492 * ipa-inline.c (estimate_function_body_sizes): Return after
493 disregarding inline limits.
495 2010-05-09 Richard Guenther <rguenther@suse.de>
497 * gcc.c (store_arg): Revert last change.
499 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
502 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
503 (optimize_ops_list): Call it.
505 2010-05-08 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/44030
508 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
509 NECESSARY flag if we propagate from a inserted expression.
511 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
513 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
514 domain types as equal if they are both PLACEHOLDER_EXPRs.
516 2010-05-08 Richard Guenther <rguenther@suse.de>
518 * lto-wrapper.c (run_gcc): Remove linker output from
519 command line for LTRANS invocation.
521 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
523 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
524 lto-macho as lto_binary_reader.
525 * target.h (struct gcc_target): New hooks lto_start and lto_end.
526 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
527 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
528 in lto_start and lto_end calls.
529 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
531 (scan_prog_file): Update is_elf_or_coff call.
532 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
534 * collect2.c (main): Fix enum comparison.
536 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
538 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
539 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
540 and TARGET_ASM_LTO_END.
541 * darwin.c: Include obstack.h and lto-streamer.h.
542 (lto_section_names_offset, lto_section_names_obstack,
543 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
545 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
546 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
548 (darwin_asm_lto_end): New function. Restore asm_out_file.
549 (darwin_asm_named_section): For LTO sections, replace the name with
550 the offset of the section name in a string table, and build this
552 (darwin_file_start): Initialize global vars for LTO support.
553 (darwin_file_end): If output to asm_out_file was redirected, append it
554 to the proper asm_out_file here. Add the section names section.
556 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
558 * c-pragma.c (pending_weak_d, pending_weak): New.
559 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
560 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
561 handle_pragma_weak): Update the uses of pending_weaks.
563 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
565 PR documentation/44016
566 * doc/standards.texi (Standards): Link to unversioned
567 cxx0x_status.html page.
569 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
572 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
573 in addition to TREE_USED, to avoid "set but unused" warnings.
575 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
577 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
578 (is_loop_prefetching_profitable): Do not insert prefetches
579 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
580 times the prefetch ahead distance.
582 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
584 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
585 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
586 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
589 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
591 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
592 a diagnostic info when the insn-to-mem ratio is too small.
594 2010-05-07 Richard Guenther <rguenther@suse.de>
596 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
598 (store_arg): Queue temp_filename for deletion instead of
601 2010-05-07 Richard Guenther <rguenther@suse.de>
603 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
604 (run_gcc): Handle LTRANS phase invocation.
605 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
607 2010-05-07 Jakub Jelinek <jakub@redhat.com>
609 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
610 this is also meaningful on PARM_DECLs and RESULT_DECLs.
612 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
614 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
616 2010-05-07 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/44020
619 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
620 code when PRE is not yet initialized.
622 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
624 * config/mips/dbxmdebug.h: Remove.
625 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
627 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
629 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
630 with null pointer and also warn about ordered comparison of zero with
633 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
635 * graphite-blocking.c
636 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
637 * graphite-clast-to-gimple.c
638 (clast_to_gcc_expression): Same.
639 (precision_for_value): Same.
640 (precision_for_interval): Same.
641 (gcc_type_for_interval): Same.
642 (graphite_create_new_guard): Same.
643 (compute_bounds_for_level): Same.
644 (graphite_create_new_loop_guard): Same.
645 * graphite-interchange.c
646 (build_linearized_memory_access): Same.
647 (pdr_stride_in_loop): Same.
648 (memory_strides_in_loop_1): Same.
649 (memory_strides_in_loop): Same.
650 (extend_scattering): Same.
651 (psct_scattering_dim_for_loop_depth): Same.
652 (pbb_number_of_iterations): Same.
654 (debug_iteration_domains): Same.
656 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
657 (ppl_set_inhomogeneous_gmp): Same.
658 (ppl_strip_loop): Same.
659 (ppl_lexico_compare_linear_expressions): Same.
660 (ppl_read_polyhedron_matrix): Same.
661 (ppl_max_for_le_pointset): Same.
663 (ppl_read_polyhedron_matrix): Same.
664 (tree_int_to_gmp): Same.
665 (gmp_cst_to_tree): Same.
666 (ppl_set_inhomogeneous): Same.
667 (ppl_set_inhomogeneous_tree): Same.
668 (ppl_set_coef): Same.
669 (ppl_set_coef_tree): Same.
670 * graphite-sese-to-poly.c
671 (build_pbb_scattering_polyhedrons): Same.
672 (build_scop_scattering): Same.
673 (scan_tree_for_params_right_scev): Same.
674 (scan_tree_for_params): Same.
675 (find_params_in_bb): Same.
676 (find_scop_parameters): Same.
677 (add_upper_bounds_from_estimated_nit): Same.
678 (build_loop_iteration_domains): Same.
679 (add_condition_to_domain): Same.
680 (pdr_add_memory_accesses): Same.
682 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
684 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
685 CLooG's value_* macros to their respective mpz_* counterparts.
686 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
687 (graphite_create_new_loop_guard): Same.
688 * graphite-interchange.c (build_linearized_memory_access): Same.
689 (pdr_stride_in_loop): Same.
690 (memory_strides_in_loop_1): Same.
691 (1st_interchange_profitable_p): Same.
692 * graphite-poly.c (extend_scattering): Same.
693 (psct_scattering_dim_for_loop_depth): Same.
694 (pbb_number_of_iterations): Same.
695 (pbb_number_of_iterations_at_time): Same.
696 * graphite-poly.h (new_1st_loop): Same.
697 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
698 (oppose_constraint): Same.
699 (insert_constraint_into_matrix): Same.
700 (ppl_set_inhomogeneous_gmp): Same.
701 (ppl_set_coef_gmp): Same.
702 (ppl_strip_loop): Same.
703 (ppl_lexico_compare_linear_expressions): Same.
704 (ppl_max_for_le_pointset): Same.
705 (ppl_min_for_le_pointset): Same.
706 (ppl_build_realtion): Same.
707 * graphite-ppl.h (gmp_cst_to_tree): Same.
708 (ppl_set_inhomogeneous): Same.
709 (ppl_set_inhomogeneous_tree): Same.
710 (ppl_set_coef): Same.
711 (ppl_set_coef_tree): Same.
712 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
713 (build_scop_scattering): Same.
714 (add_value_to_dim): Same.
715 (scan_tree_for_params_right_scev): Same.
716 (scan_tree_for_params_int): 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 (create_linear_expr_from_tree): Same.
723 (add_condition_to_domain): Same.
724 (pdr_add_memory_accesses): Same.
726 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
727 Jason Merrill <jason@redhat.com>
729 * c-common.c (c_common_reswords): Add nullptr.
730 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
731 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
732 (gen_type_die_with_usage): Likewise.
733 * dbxout.c (dbxout_type): Likewise.
734 * sdbout.c (plain_type_1): Likewise.
736 2010-05-06 Jason Merrill <jason@redhat.com>
738 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
739 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
741 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
743 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
744 stripping WITH_SIZE_EXPR.
745 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
748 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
750 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
751 list of obsolete configurations.
752 Disabled check for obsolete configurations.
753 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
754 Removed support for previous versions.
755 * config/mips/iris.h: Removed.
756 * config/mips/iris5.h: Removed.
757 * config/mips/iris6.h: Merged old iris.h contents.
758 (TARGET_IRIX): Removed.
759 (DRIVER_SELF_SPECS): Removed mabi=32.
760 (IDENT_ASM_OP): Removed undef.
761 (STARTFILE_SPEC): Removed mabi=32.
762 (ENDFILE_SPEC): Likewise.
763 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
764 (MACHINE_TYPE): Update for IRIX 6.5.
765 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
766 TARGET_IRIX by TARGET_IRIX6.
767 (mips_file_start): Likewise.
768 (mips_output_external): Remove IRIX 5/6 O32 support.
769 (mips_output_function_prologue): Likewise.
770 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
772 (TARGET_CPU_CPP_BUILTINS): Likewise.
773 (TARGET_IRIX): Removed.
774 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
775 (MULTILIB_DIRNAMES): Removed 32.
776 (MULTILIB_OSDIRNAMES): Removed ../lib.
777 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
778 (Specific, mips-sgi-irix5): Document removal.
779 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
780 Remove references to older IRIX 6 releases and the O32 ABI.
782 2010-05-06 Jakub Jelinek <jakub@redhat.com>
785 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
786 instead of DF_REF_REAL_REG.
788 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
791 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
792 handling to still return true for x64 targets.
794 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
796 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
798 2010-05-06 Jan Hubicka <jh@suse.cz>
800 PR tree-optimization/43791
801 * ipa-inline.c (update_caller_keys): Remove bogus
802 disregard_inline_limits check.
804 2010-05-06 Michael Matz <matz@suse.de>
806 PR tree-optimization/43984
807 * tree-ssa-pre.c (inserted_phi_names): Remove.
808 (inserted_exprs): Change to bitmap.
809 (create_expression_by_pieces): Set bits, don't append to vector.
810 (insert_into_preds_of_block): Don't handle inserted_phi_names.
811 (eliminate): Don't look at inserted_phi_names, remove deleted
812 insns from inserted_exprs.
813 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
814 (init_pre, fini_pre): Allocate and free bitmaps.
815 (execute_pre): Insert insns on edges before elimination.
817 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
819 * tree.c (initializer_zerop): Handle STRING_CST.
821 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
824 * doc/invoke.texi (Wimplicit): Document as C only.
825 * opts.c (common_handle_option): Add argument kind.
826 (handle_option): Rename as read_cmdline_option. Factor out code to...
827 (handle_option): ... here. New.
828 (handle_options): Rename as read_cmdline_options.
829 (decode_options): Update call.
830 (set_option): Use option index instead of option pointer. Classify
831 diagnostics correctly.
832 (enable_warning_as_error): Call handle_option.
833 * opts.h (set_option): Update declaration.
834 (handle_option): Declare.
835 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
836 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
837 * c-opts.c (set_Wimplicit): Delete.
838 (c_family_lang_mask): New static constant.
839 (c_common_handle_option): Add argument kind. Use handle_option
840 instead of set_Wimplicit.
841 (c_common_post_options): warn_implicit and warn_implicit_int
842 are disabled by default.
843 * c-common.c (warn_implicit): Do not define here.
844 * c-common.h (warn_implicit): Do not declare here.
845 (c_common_handle_option): Update declaration.
846 * lto-opts.c (lto_reissue_options): Update call to set_option.
848 2010-05-06 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/43571
851 * domwalk.c (walk_dominator_tree): Walk the dominator
852 sons in more optimal order.
854 2010-05-06 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/43934
857 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
858 (stmt_cost): Likewise.
859 (extract_true_false_args_from_phi): New helper.
860 (determine_max_movement): For PHI nodes verify we can hoist them
861 and compute their cost.
862 (determine_invariantness_stmt): Handle PHI nodes.
863 (move_computations_stmt): Likewise. Hoist PHI nodes in
864 if-converted form using COND_EXPRs.
865 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
866 (tree_ssa_lim): Likewise.
867 * tree-flow.h (tree_ssa_lim): Adjust prototype.
868 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
870 2010-05-06 Richard Guenther <rguenther@suse.de>
872 PR tree-optimization/43987
873 * tree-ssa-structalias.c (could_have_pointers): For possibly
874 address-taken variables force pointers to be recorded.
875 (create_variable_info_for_1): Likewise.
876 (push_fields_onto_fieldstack): Pass in wheter all fields
878 (find_func_aliases): Query types instead of vars whether
879 they contain pointers where appropriate.
881 2010-05-06 Jan Hubicka <jh@suse.cz>
883 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
884 (record_reference, mark_address, mark_load, mark_store): Record
886 (record_references_in_initializer): Update call of record_references.
887 (rebuild_cgraph_edges): Remove all references before rebuiding.
888 * cgraph.c (cgraph_create_node): Clear ref list.
889 (cgraph_remove_node): Remove references.
890 (dump_cgraph_node): Dump references.
891 (cgraph_clone_node): Clone references.
892 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
893 (struct cgraph_node, varpool_node): Add ref_lst.
894 * ipa-ref.c: New file.
895 * ipa-ref.h: New file.
896 * ipa-ref-inline.h: New file.
897 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
898 (referenced_from_other_partition_p): New function.
899 (lto_output_varpool_node): Take set arugment; call
900 referenced_from_other_partition.
901 (lto_output_ref): New.
902 (add_references): New.
904 (output_cgraph): Compute boundary based on references; output refs.
905 (output_varpool): Accept cgraph_node_set argument.
908 (input_cgraph): Call input_refs.
909 * lto-section-in.c (lto_section_name): Add refs.
910 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
911 (ipa-ref.o): New file.
912 * varpool.c (varpool_node): Clear ipa ref list.
913 (varpool_remove_node): Remove references.
914 (dump_varpool_node): Dump references.
915 (varpool_assemble_decl): Only compile finalized ones.
916 (varpool_extra_name_alias): Initialize ref list.
917 * lto-streamer.c (lto-get_section_name): Add .refs section.
918 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
919 (referenced_from_other_partition_p): Declared.
921 2010-05-06 Ira Rosen <irar@il.ibm.com>
923 PR tree-optimization/43901
924 * tree-vect-stmts.c (vectorizable_call): Assert that vector
925 type is not NULL if it's transformation phase, and return
926 FALSE if it's analysis.
927 (vectorizable_conversion, vectorizable_operation,
928 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
930 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
932 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
934 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
936 * config/mips/mips-protos.h
937 (mips_small_register_classes_for_mode_p): Delete prototype.
939 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
941 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
942 * config/arm/arm.c (multiple_operation_profitable_p,
943 compute_offset_order): New static functions.
944 (load_multiple_sequence, store_multiple_sequence): Use them.
945 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
946 memory offsets, not register numbers.
947 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
949 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
951 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
952 (get_pending_sizes, put_pending_size, put_pending_sizes):
953 Update the uses of pending_sizes.
954 * c-decl.c (store_parm_decls): Likewise.
955 * c-tree.h (struct c_arg_info): Likewise.
956 * tree.h: Update the prototype for get_pending_sizes and
959 2010-05-05 Jason Merrill <jason@redhat.com>
962 * c-common.c (handle_aligned_attribute): Respect
963 ATTR_FLAG_TYPE_IN_PLACE.
966 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
967 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
968 (TARGET_INITIALIZER): Use it.
969 * c-common.c (attribute_takes_identifier_p): Call it.
970 * c-common.h: Update prototype.
971 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
972 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
974 2010-05-05 Jakub Jelinek <jakub@redhat.com>
977 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
978 DW_ID_down_case for Fortran compilation units.
980 2010-05-05 Jan Hubicka <jh@suse.cz>
982 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
985 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
987 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
988 a variable-sized RESULT_DECL.
990 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
992 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
994 2010-05-05 Jason Merrill <jason@redhat.com>
997 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
999 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1001 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1002 Jakub Jelinek <jakub@redhat.com>
1005 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1006 (dead_debug_init, dead_debug_finish): New functions.
1007 (dead_debug_add, dead_debug_insert_before): Likewise.
1008 (df_note_bb_compute): Initialize a dead_debug object, add dead
1009 debug uses to it, insert debug bind insns before death insns,
1010 reset debug insns that refer to pending uses at the end.
1011 * rtl.h (make_debug_expr_from_rtl): New prototype.
1012 * varasm.c (make_debug_expr_from_rtl): New function.
1014 2010-05-05 Jan Hubicka <jh@suse.cz>
1016 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1017 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1018 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1019 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1020 lto_varpool_encoder_encode_initializer_p,
1021 lto_set_varpool_encoder_encode_initializer): New functions.
1022 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1023 call output_varpool.
1024 (input_varpool_node): Do not always set analyzed.
1025 (input_cgraph_1): Return vector of cgraph nodes.
1026 (input_varpool_1): Return vector of varpools.
1027 (input_cgraph): Free the vectors.
1028 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1029 output only initializers needed.
1030 (lto_output): Only call output_cgraph.
1031 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1032 * lto-section-out.c (lto_new_out_decl_state): Initialize
1033 state->varpool_node_encoder.
1034 * lto-streamer.h (lto_varpool_encoder_d): New.
1035 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1036 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1037 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1038 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1039 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1041 (output_varpool, input_varpool): Remove declarations.
1043 2010-05-05 Jan Hubicka <jh@suse.cz>
1045 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1046 with body can prevail.
1048 2010-05-05 Jan Hubicka <jh@suse.cz>
1050 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1053 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1055 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1057 * gengtype.h (erro_at_line): Constify pos argument.
1059 * gengtype.c: Include hashtab.h.
1060 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1061 (error_at_line): Constify pos argument.
1062 (do_typedef): Initialize p->opt field.
1063 (get_file_gtfilename): Fix comment typo.
1064 (struct walk_type_data): Constify line field.
1065 (get_output_file_for_structure): New function.
1066 (write_local_func_for_structure): Constify orig_s argument.
1067 Use get_output_file_for_structure.
1068 (write_func_for_structure): Use get_output_file_for_structure.
1069 (INDENT): New define.
1070 (dump_pair, dump_type, dump_type_list, dump_typekind)
1071 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1072 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1074 (seen_types): New variable.
1075 (main): New variable do_dump. Process "-d" command line option.
1076 Call dump_everything if dump requested.
1078 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1080 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1081 in a temporary instead of invoking the macro multiple times.
1082 (track_expr_p): Likewise.
1084 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1086 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1088 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1089 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1090 conditions for printing notes.
1091 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1092 true, update documentation.
1093 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1095 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1098 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1101 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1104 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1105 (*sse_prologue_save_insn1): Likewise.
1106 (SSE prologue save splitter): Likewise.
1108 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1110 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1111 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1112 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1113 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1114 all decls. Call it on DECL_FIELD_OFFSET of fields.
1115 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1116 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1118 2010-05-04 Martin Jambor <mjambor@suse.cz>
1120 * tree-sra.c (build_access_from_expr_1): The first parameter type
1121 changed to simple tree.
1122 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1123 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1125 (build_accesses_from_assign): Removed all parameters except for a
1126 simple gimple statement. Now returns a simple bool.
1127 (scan_function): All non-analysis parts moved to separate functions
1128 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1129 parameters and updated both callers.
1130 (sra_modify_expr): Removed parameter data.
1131 (sra_modify_function_body): New function.
1132 (perform_intra_sra): Call sra_modify_function_body to modify the
1134 (replace_removed_params_ssa_names): Parameter data changed into
1136 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1137 changed the parameter dont_convert to convert with the opposite
1139 (sra_ipa_modify_assign): Parameter data changed into adjustments
1140 vector, return value changed to bool.
1141 (ipa_sra_modify_function_body): New function.
1142 (sra_ipa_reset_debug_stmts): Updated a comment.
1143 (modify_function): Use ipa_sra_modify_function_body to modify function
1146 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1149 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1150 (canon_true_dependence): Likewise.
1151 (write_dependence_p): Likewise.
1153 2010-05-04 Jan Hubicka <jh@suse.cz>
1155 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1156 * cgraphbuild.c: Include ipa-utils.h
1157 (record_reference_ctx): New struct.
1158 (record_reference): Simplify to work on initializers; not statements.
1159 (mark_address, mark_load, mark_store): New.
1160 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1162 (record_references_in_initializer): Update use of record_reference.
1163 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1166 2010-05-04 Jan Hubicka <jh@suse.cz>
1168 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1169 node will be removed anyway.
1170 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1171 relink aliases of node into prevailing node.
1172 * varpool.c (varpool_remove_node): Remove aliases properly;
1173 when removing node, remove all its aliases too; remove DECL_INITIAL
1174 of removed node; ggc_free the varpool node.
1176 2010-05-04 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/43879
1179 * tree-ssa-structalias.c (alias_get_name): Use
1180 DECL_ASSEMBLER_NAME if available.
1181 (create_function_info_for): Return the varinfo node.
1182 (ipa_pta_execute): Associate same-body aliases and extra names
1183 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1185 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1187 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1189 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1192 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1193 only if HONOR_REG_ALLOC_ORDER is not defined.
1195 2010-05-04 Richard Guenther <rguenther@suse.de>
1197 PR tree-optimization/43949
1198 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1201 2010-04-26 Jason Merrill <jason@redhat.com>
1203 * c.opt (-fstrict-enums): New.
1204 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1206 2010-05-03 David Ung <davidu@mips.com>
1207 James E. Wilson <wilson@codesourcery.com>
1209 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1210 emit the trap instruction before the divide for TUNE_74K.
1212 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1214 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1215 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1216 based on the above, for new target hook.
1218 * hooks.c (hook_bool_mode_true): New generic hook.
1219 * hooks.h (hook_bool_mode_true): Add prototype.
1221 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1223 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1224 target hook, set to hook_bool_mode_false.
1225 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1226 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1227 with targetm.small_register_classes_for_mode_p.
1228 (find_reusable_reload): Likewise.
1229 (combine_reloads): Likewise.
1230 * reload1.c (reload_as_needed): Likewise.
1231 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1232 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1233 dead_or_predicable): Likewise.
1234 * regmove.c (optimize_reg_copy_1): Likewise.
1235 * calls.c (prepare_call_address): Likewise.
1236 (precompute_register_parameters): Likewise.
1238 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1240 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1241 implementation of the hook that considers all register classes
1242 small except for SH64.
1243 (sh_override_options): Use the new hook.
1244 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1247 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1249 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1250 implementation of the hook that considers all register classes
1252 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1255 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1257 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1258 implementation of the hook that considers all register classes
1260 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1263 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1265 * config/m32c/m32c.h: Likewise.
1266 * config/pdp11/pdp11.h: Likewise.
1267 * config/avr/avr.h: Likewise.
1268 * config/xtensa/xtensa.h: Likewise.
1269 * config/m68hc11/m68hc11.h: Likewise.
1270 * config/mn10300/mn10300.h: Likewise.
1271 * config/mcore/mcore.h: Likewise.
1272 * config/h8300/h8300.h: Likewise.
1273 * config/bfin/bfin.h: Likewise.
1275 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1276 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1278 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1280 * double-int.h (tree_to_double_int): Remove macro.
1281 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1282 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1283 (tree_to_double_int): New function.
1284 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1286 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1288 2010-05-03 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/43971
1291 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1292 constraints in the !flag_delete_null_pointer_checks case.
1294 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1297 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1298 result mode matches original rtl mode.
1300 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1303 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1305 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1308 when processing flag options.
1310 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1312 * gcov-iov.c (main): Change format string placeholder
1313 from %#08x to 0x%08x.
1314 * genchecksum.c (dosum): Change format string placeholder
1315 from %#02x to 0x%02x.
1317 2010-05-02 Richard Guenther <rguenther@suse.de>
1319 PR tree-optimization/43879
1320 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1322 2010-05-02 Bruno Haible <bruno@clisp.org>
1324 * doc/extend.texi (Function Attributes): Fix a typo.
1326 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1329 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1330 placeholder from 0x%x to %#x.
1331 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1332 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1333 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1334 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1335 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1336 * config/i386/i386.c (ix86_target_string): Ditto.
1337 * config/i386/i386.c (output_pic_addr_const): Ditto.
1338 (print_operand): Ditto.
1340 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1342 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1343 placeholder from 0x%x to %#x.
1344 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1345 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1346 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1347 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1348 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1349 * optc-gen.awk: Ditto.
1350 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1351 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1352 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1353 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1355 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1357 * target.h (struct calls): Add function_value_regno_p field.
1358 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1359 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1360 * targhooks.c (default_function_value_regno_p): New function.
1361 * targhooks.h (default_function_value_regno_p): Declare function.
1362 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1363 * builtins.c. (apply_result_size): (Ditto.).
1364 * combine.c. (likely_spilled_retval_p): (Ditto.).
1365 * mode-switching.c. Include 'target.h'.
1366 (create_pre_exit): Use function_value_regno_p hook.
1367 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1368 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1369 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1371 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1372 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1373 (ix86_function_value_regno_p): Declare as static, change argument
1374 type to const unsigned int.
1375 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1377 2010-05-01 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/43949
1380 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1382 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1384 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1386 * rtl.h (CONST_DOUBLE_P): Define.
1387 (rtx_to_double_int): Declare.
1388 * emit-rtl.c (rtx_to_double_int): New function.
1389 * dwarf2out.c (insert_double): New function.
1390 (loc_descriptor, add_const_value_attribute): Clean up, use
1391 rtx_to_double_int and insert_double functions.
1393 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1395 * doc/extend.texi (Inline): Add missing return keyword to examples.
1396 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1399 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1401 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1402 the variable part of the offset as well. Use highest_pow2_factor for
1403 all alignment checks.
1405 2010-04-30 Richard Guenther <rguenther@suse.de>
1407 PR tree-optimization/43879
1408 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1411 2010-04-30 Jan Hubicka <jh@suse.cz>
1413 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1415 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1417 2010-04-30 Jan Hubicka <jh@suse.cz>
1419 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1421 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1422 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1423 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1424 cgraph_node_set_needs_ltrans_p): Remove.
1426 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1428 * sdbout.c: Include vec.h, do not include varray.h.
1429 (deferred_global_decls, sdbout_global_decl,
1430 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1431 * toplev.c: Do not include varray.h.
1432 (dump_memory_report): Do not dump VARRAY statistics.
1433 * gengtype.c (open_base_file): Ignore varray.h.
1434 * Makefile.in: Update for abovementioned changes.
1435 Remove all traces of varray.c and varray.h.
1436 * varray.c: Remove file.
1437 * varray.h: Remove file.
1439 2010-04-30 Jan Hubicka <jh@suse.cz>
1441 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1444 2010-04-30 Jan Hubicka <jh@suse.cz>
1446 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1449 2010-04-30 Richard Guenther <rguenther@suse.de>
1451 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1452 constraints for CONSTRUCTOR.
1454 2010-04-30 Richard Guenther <rguenther@suse.de>
1457 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1458 first after all lowering passes.
1460 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1462 * toplev.c: Include varray.h for statistics dumping.
1463 * tree.h: Do not declare varray_head_tag.
1464 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1465 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1466 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1467 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1468 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1469 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1470 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1471 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1473 * Makefile.in: Update for abovementioned changes.
1475 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1478 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1480 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1482 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1483 Use this function to do machine-specific conversion.
1484 (picochip_legitimize_reload_address): Likewise.
1485 (picochip_legitimate_address_p): Check valid base register only if
1487 (picochip_check_conditional_copy): Check for modw only if opnd is
1489 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1490 to call the function in c.
1491 * config/picochip/picochip-protos.h
1492 (picochip_legitimize_reload_address): Define.
1493 * config/picochip/picochip.md (supported_compare1): Define.
1495 2010-04-30 Jan Hubicka <jh@suse.cz>
1497 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1498 (cgraph_global_info): Remove inlined.
1499 (LTO_cgraph_tag_names): Remove.
1500 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1501 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1502 simplify cgraph tags and document.
1503 (lto_output_node): Use only LTO_cgraph_unavail_node and
1504 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1505 for_functions_valid, global info, process and output flags.
1506 (input_overwrite_node): Initialize estimated stack size and
1507 estimated growth. Do not read flags we no longer store.
1508 (input_node): Likewise do not read info no longer stored.
1509 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1512 2010-04-30 Richard Guenther <rguenther@suse.de>
1514 PR tree-optimization/43879
1515 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1516 handle non-zero initializers.
1518 2010-04-30 Richard Guenther <rguenther@suse.de>
1520 * builtins.c (fold_builtin_1): Delete free (0).
1522 2010-04-29 Jan Hubicka <jh@suse.cz>
1524 * gengtype.c (open_base_files): Add lto-streamer.h
1525 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1526 (pass_ipa_cp): GGC collect.
1527 * toplev. (compile_file): Do not output symbols.
1528 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1529 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1530 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1531 * lto-section-in.c: Include ggc.h
1532 (lto_new_in_decl_state): Alloc in GGC.
1533 (lto_delete_in_decl_state): Likewise.
1534 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1537 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1540 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1541 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1542 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1543 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1544 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1545 account only if HONOR_REG_ALLOC_ORDER is not defined.
1546 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1547 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1549 2010-04-29 Jon Grant <04@jguk.org>
1551 * collect2.c (vflag): Change type from int to bool.
1553 (helpflag): New global bool.
1554 (main): Set vflag and debug with boolean, not integer truth values.
1555 Accept new "--help" option and output usage text if found.
1556 * collect2.h (vflag): Update prototype.
1559 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1562 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1564 2010-04-29 Richard Guenther <rguenther@suse.de>
1567 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1568 with ATTRIBUTE_UNUSED.
1570 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1573 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1574 INSN_P with NONDEBUG_INSN_P.
1575 (distance_non_agu_define): Likewise.
1576 (distance_agu_use): Likewise.
1578 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1580 From Dominique d'Humieres <dominiq@lps.ens.fr>
1582 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1585 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1587 * plugin.h (invoke_plugin_callbacks): New inline function.
1588 * plugin.c (flag_plugin_added): New global flag.
1589 (add_new_plugin): Initialize above flag.
1590 (invoke_plugin_callbacks): Rename to ...
1591 (invoke_plugin_callbacks_full): ... this.
1593 2010-04-28 Jan Hubicka <jh@suse.cz>
1595 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1596 (lto_varpool_replace_node): New.
1597 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1598 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1599 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1600 * cgraph.h (varpool_node_ptr): New type.
1601 (varpool_node_ptr): New vector.
1602 (varpool_node_set_def): New structure.
1603 (varpool_node_set): New type.
1604 (varpool_node_set): New vector.
1605 (varpool_node_set_element_def): New structure.
1606 (varpool_node_set_element, const_varpool_node_set_element): New types.
1607 (varpool_node_set_iterator): New type.
1608 (varpool_node): Add prev pointers, add used_from_other_partition,
1610 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1611 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1612 varpool_get_node, varpool_remove_node): Declare.
1613 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1614 varpool_node_set_size): New inlines.
1615 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1616 * tree-pass.h (varpool_node_set_def): Forward declare.
1617 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1618 (ipa_write_optimization_summaries): Update prototype.
1619 * ipa-cp.c (ipcp_write_summary): Update.
1620 * ipa-reference.c (ipa_reference_write_summary): Update.
1621 * lto-cgraph.c (lto_output_varpool_node): New static function.
1622 (output_varpool): New function.
1623 (input_varpool_node): New static function.
1624 (input_varpool_1): New function.
1625 (input_cgraph): Input varpool.
1626 * ipa-pure-const.c (pure_const_write_summary): Update.
1627 * lto-streamer-out.c (lto_output): Update, output varpool too.
1628 (write_global_stream): Kill WPA hack.
1629 (produce_asm_for_decls): Update.
1630 (output_alias_pair_p): Handle variables.
1631 (output_unreferenced_globals): Output only needed partition of varpool.
1632 * ipa-inline.c (inline_write_summary): Update.
1633 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1635 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1636 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1637 varpool_node_set_new, varpool_node_set_add,
1638 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1639 debug_varpool_node_set): New functions.
1640 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1641 (execute_one_pass): Process new decls too.
1642 (ipa_write_summaries_2): Pass around vsets.
1643 (ipa_write_summaries_1): Likewise.
1644 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1646 (ipa_write_optimization_summaries_1): Pass around vsets.
1647 (ipa_write_optimization_summaries): Likewise.
1648 * varpool.c (varpool_get_node): New.
1649 (varpool_node): Update doubly linked lists.
1650 (varpool_remove_node): New.
1651 (dump_varpool_node): More dumping.
1652 (varpool_enqueue_needed_node): Update doubly linked lists.
1653 (decide_is_variable_needed): Kill ltrans hack.
1654 (varpool_finalize_decl): Kill lto hack.
1655 (varpool_assemble_decl): Skip decls in other partitions.
1656 (varpool_assemble_pending_decls): Update doubly linkes lists.
1657 (varpool_empty_needed_queue): Likewise.
1658 (varpool_extra_name_alias): Likewise.
1659 * lto-streamer.c (lto_get_section_name): Add vars section.
1660 * lto-streamer.h (lto_section_type): Update.
1661 (output_varpool, input_varpool): Declare.
1663 2010-04-28 Mike Stump <mikestump@comcast.net>
1665 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1667 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1669 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1670 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1671 (lto_input_ts_type_tree_pointers): Likewise.
1672 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1673 (lto_output_ts_type_tree_pointers): Likewise.
1675 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1677 Uniquization of constants at the Tree level
1678 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1679 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1681 (tree_output_constant_def): Declare.
1682 * gimplify.c (gimplify_init_constructor): When using block copy, first
1683 uniquize the constant constructor on the RHS.
1684 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1685 DECL_IN_CONSTANT_POOL flag.
1686 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1687 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1689 (assemble_variable): Deal with symbols belonging to the tree constant
1691 (get_constant_section): Add ALIGN parameter and simplify.
1692 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1693 (assemble_constant_contents): Use the expression of the VAR_DECL.
1694 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1695 (tree_output_constant_def): New global function.
1696 (mark_constant): Use the expression of the VAR_DECL.
1697 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1699 (output_object_block): Likewise and assemble the expression.
1701 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1703 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1704 hash_tree, eq_tree): New tree hash table.
1705 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1706 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1707 lto_orig_address_remove): Reimplement.
1709 2010-04-28 Xinliang David Li <davidxl@google.com>
1712 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1713 (compute_uninit_opnds_pos): New function.
1714 (is_non_loop_exit_postdominating): New function.
1715 (compute_control_dep_chain): New function.
1716 (find_pdom): New function.
1717 (convert_control_dep_chain_into_preds): New function.
1718 (find_predicates): New function.
1719 (find_control_equiv_block): New function.
1720 (collect_phi_def_edges): New function.
1721 (find_def_preds): New function.
1722 (find_dom): New function.
1723 (dump_predicates): New function.
1724 (get_cmp_code): New function.
1725 (is_value_included_in): New function.
1726 (find_matching_predicate_in_rest_chains): New function.
1727 (use_pred_not_overlap_with_undef_path_pred): New function.
1728 (is_use_properly_guarded): New function.
1729 (normalize_cond_1): New function.
1730 (is_and_or_or): New function.
1731 (normalize_cond): New function.
1732 (is_gcond_subset_of): New function.
1733 (is_subset_of_any): New function.
1734 (is_or_set_subset_of): New function.
1735 (is_and_set_subset_of): New function.
1736 (is_norm_cond_subset_of): New function.
1737 (is_pred_expr_subset_of): New function.
1738 (is_pred_chain_subset_of): New function.
1739 (is_included_in): New function.
1740 (is_superset_of): New function.
1741 (find_uninit_use): New function.
1742 (warn_uninitialized_phi): New function.
1743 (compute_possibly_undefined_names): New function.
1744 (ssa_undefined_value_p): New function.
1745 (execute_late_warn_uninitialized): New function.
1746 * tree-ssa.c (ssa_undefined_value_p): Removed.
1747 (warn_uninit): Changed to extern.
1748 (warn_uninitialized_phi): Removed.
1749 (warn_uninitialized_vars): Changed to extern.
1750 (execute_late_warn_uninitialized): Removed
1751 * tree-flow.h: Add new prototypes.
1752 * timevar.def: Add new time variable.
1753 * Makefile.in: Add new build file.
1755 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1757 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1760 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1763 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1765 2010-04-28 Martin Jambor <mjambor@suse.cz>
1767 * cgraph.h (struct cgraph_node): New field indirect_calls.
1768 (struct cgraph_indirect_call_info): New type.
1769 (struct cgraph_edge): Removed field indirect_call. New fields
1770 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1771 (cgraph_create_indirect_edge): Declare.
1772 (cgraph_make_edge_direct): Likewise.
1773 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1774 * ipa-prop.h (struct ipa_param_call_note): Removed.
1775 (struct ipa_node_params): Removed field param_calls.
1776 (ipa_create_all_structures_for_iinln): Declare.
1777 * cgraph.c: Described indirect edges and uids in initial comment.
1778 (cgraph_add_edge_to_call_site_hash): New function.
1779 (cgraph_edge): Search also among the indirect edges, use
1780 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1781 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1782 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1784 (initialize_inline_failed): Assign a reason to indirect edges.
1785 (cgraph_create_edge_1): New function.
1786 (cgraph_create_edge): Moved some functionality to
1787 cgraph_create_edge_1.
1788 (cgraph_create_indirect_edge): New function.
1789 (cgraph_edge_remove_callee): Add an assert checking for
1791 (cgraph_edge_remove_caller): Special-case indirect edges.
1792 (cgraph_remove_edge): Likewise.
1793 (cgraph_set_edge_callee): New function.
1794 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1795 (cgraph_make_edge_direct): New function.
1796 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1797 the declaration of the call statement matches.
1798 (cgraph_node_remove_callees): Special-case indirect edges.
1799 (cgraph_clone_edge): Likewise.
1800 (cgraph_clone_node): Clone also the indirect edges.
1801 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1802 indirect_call, dump count of indirect_calls edges.
1803 * ipa-prop.c (iinlining_processed_edges): New variable.
1804 (ipa_note_param_call): Create indirect edges instead of
1805 creating notes. New parameter node.
1806 (ipa_analyze_call_uses): New parameter node, pass it on to
1807 ipa_note_param_call.
1808 (ipa_analyze_stmt_uses): Likewise.
1809 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1810 (print_edge_addition_message): Work on edges rather than on notes.
1811 (update_call_notes_after_inlining): Likewise, renamed to
1812 update_indirect_edges_after_inlining.
1813 (ipa_create_all_structures_for_iinln): New function.
1814 (ipa_free_node_params_substructures): Do not free notes.
1815 (ipa_edge_duplication_hook): Propagate bits within
1816 iinlining_processed_edges bitmap.
1817 (ipa_node_duplication_hook): Do not duplicate notes.
1818 (free_all_ipa_structures_after_ipa_cp): Renamed to
1819 ipa_free_all_structures_after_ipa_cp.
1820 (free_all_ipa_structures_after_iinln): Renamed to
1821 ipa_free_all_structures_after_iinln.
1822 (ipa_write_param_call_note): Removed.
1823 (ipa_read_param_call_note): Removed.
1824 (ipa_write_indirect_edge_info): New function.
1825 (ipa_read_indirect_edge_info): Likewise.
1826 (ipa_write_node_info): Do not stream notes, do stream information
1828 (ipa_read_node_info): Likewise.
1829 (lto_ipa_fixup_call_notes): Removed.
1830 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1831 * ipa-inline.c (pass_ipa_inline): Likewise.
1832 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1833 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1834 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1836 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1838 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1839 (output_cgraph): Stream also indirect edges.
1840 (lto_output_edge): Added capability to stream indirect edges.
1841 (input_edge): Likewise.
1842 (input_cgraph_1): Likewise.
1843 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1846 2010-04-28 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/43879
1849 PR tree-optimization/43909
1850 * tree-ssa-structalias.c (struct variable_info): Add
1851 only_restrict_pointers flag.
1852 (new_var_info): Initialize it. Increment stats.total_vars here.
1853 (create_function_info_for): Do not increment stats.total_vars here.
1854 (get_function_part_constraint): Fix build with C++.
1855 (insert_into_field_list): Remove.
1856 (push_fields_onto_fieldstack): Properly merge fields.
1857 (create_variable_info_for): Split and simplify.
1858 (create_variable_info_for_1): New piece.
1859 (intra_create_variable_infos): Properly make restrict constraints
1862 2010-04-28 Richard Guenther <rguenther@suse.de>
1865 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1867 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1868 Jan Hubicka <hubicka@ucw.cz>
1870 * doc/invoke.texi (-Wsuggest-attribute=const,
1871 -Wsuggest-attribute=pure): Document.
1872 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1873 (function_always_visible_to_compiler_p,
1874 suggest_attribute, warn_function_pure, warn_function_const):
1876 (check_call): Improve debug info.
1877 (analyze_function): Do not check availability.
1878 (add_new_function): Check availability.
1879 (propagate): Output warnings.
1880 (skip_function_for_local_pure_const): New function.
1881 (local_pure_const): Use it; output warnings.
1882 * common.opt (Wsuggest-attribute=const,
1883 Wsuggest-attribute=pure): New.
1885 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1887 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1888 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1889 or DW_CFA_def_cfa_offset{,_sf}.
1891 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1893 * tree.h: Fix truncated long macros.
1895 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1897 * collect2.c (TARGET_64BIT): Redefine to target's default.
1898 * tlink.c: Likewise.
1899 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1900 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1901 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1902 for underscoring __USER_LABEL_PREFIX__.
1903 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1904 (SUB_LINK_ENTRY32): New.
1905 (SUB_LINK_ENTRY64): New.
1906 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1907 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1908 (SUB_LINK_ENTRY64): New.
1909 (SUB_LINK_ENTRY): New.
1910 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1911 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1912 x64 target is choosen.
1913 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1914 * configure: Regenerated.
1915 * configure.ac (leading-mingw64-underscores): Option added.
1917 2010-04-27 Jan Hubicka <jh@suse.cz>
1919 * doc/invoke.texi (-fipa-profile): Document.
1920 * opts.c (decode_options): Enable ipa-profile at -O1.
1921 * timevar.def (TV_IPA_PROFILE): Define.
1922 * common.opt (fipa-profile): Add.
1923 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1925 (cgraph_propagate_frequency): Handle only local ones.
1926 * tree-pass.h (pass_ipa_profile): Declare.
1927 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1928 (pass_ipa_profile): Use TV_IPA_PROFILE.
1929 * ipa.c (ipa_profile): New function.
1930 (gate_ipa_profile): Likewise.
1931 (pass_ipa_profile): New global variable.
1932 * passes.c (pass_ipa_profile): New.
1934 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1936 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1938 2010-04-27 Martin Jambor <mjambor@suse.cz>
1941 * ipa.c (dissolve_same_comdat_group_list): New function.
1942 (function_and_variable_visibility): Call
1943 dissolve_same_comdat_group_list when comdat group contains external or
1945 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1946 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1948 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1950 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1951 (const_hash_1) <VECTOR_CST>: New case.
1952 (compare_constant) <VECTOR_CST>: Likewise.
1953 <ADDR_EXPR>: Deal with LABEL_REFs.
1954 (copy_constant) <VECTOR_CST>: New case.
1956 2010-04-27 Jan Hubicka <jh@suse.cz>
1958 * cgraph.c (cgraph_propagate_frequency): New function.
1959 * cgraph.h (cgraph_propagate_frequency): Declare.
1960 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1961 cgraph_propagate_frequency.
1963 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1965 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1967 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1970 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1971 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1972 here to determine which regs to push and how much stack to reserve.
1974 2010-04-27 Jie Zhang <jie@codesourcery.com>
1976 * doc/gimple.texi (gimple_statement_with_ops): Remove
1977 addresses_taken field.
1978 (gimple_statement_with_memory_ops): Likewise.
1980 2010-04-27 Jan Hubicka <jh@suse.cz>
1982 * tree-inline.c (eni_inlining_weights): Remove.
1983 (estimate_num_insns): Special case more builtins.
1985 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1988 * c-typeck.c (build_binary_op): Move forward check for comparison
1989 pointer with null pointer constant and adjust the diagnostic message.
1991 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1994 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1995 binutils supports extended .section directive needed by LTO, or
1996 warn if older binutils found.
1997 (LTO_BINARY_READER): New AC_SUBST'd variable.
1998 (LTO_USE_LIBELF): Likewise.
1999 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2001 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2002 (LTO_USE_LIBELF): Likewise.
2003 * configure: Regenerate.
2005 * collect2.c (is_elf): Rename from this ...
2006 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2007 object files in addition to ELF-formatted ones.
2008 (scan_prog_file): Caller updated. Also allow for LTO info marker
2009 symbol to be prefixed or not by an extra underscore.
2011 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2012 * config/i386/winnt.c: Also #include lto-streamer.h
2013 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2015 (i386_pe_asm_output_aligned_decl_common): Add comment.
2016 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2018 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2021 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2022 Add missing earlyclobber for second alternative.
2024 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2026 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2027 bits for artificial defs at the top of the block.
2028 * fwprop.c (single_def_use_enter_block): Don't call it.
2030 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2033 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2034 instead of "$gcc_cv_objdump -T".
2035 Use "-undefined dynamic_lookup" on darwin.
2036 * gcc/configure: Regenerate.
2038 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2041 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2043 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2045 * c-parser.c (struct c_token): Move location field up.
2046 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2047 (struct c_declspecs): Convert typespec_word, storage_class, and
2048 default_int_p into bitfields.
2049 (struct c_declarator): Move loc field up.
2051 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2053 * cfgloop.h (struct loop): Move can_be_parallel field up.
2054 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2055 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2057 (struct iv_cand): Convert pos field into a bitfield.
2058 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2060 (struct _stmt_vec_info): Shuffle fields for better packing.
2062 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2064 * varasm.c (IN_NAMED_SECTION): Remove guard.
2065 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2066 (IN_NAMED_SECTION_P): ...this.
2067 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2068 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2070 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2072 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2073 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2074 of shadowing it. Fix comments.
2076 2010-04-26 Jan Hubicka <jh@suse.cz>
2078 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2079 (cgraph_clone_node): Copy function frequency.
2080 * cgraph.h (node_frequency): New enum
2081 (struct cgraph_node): Add.
2082 * final.c (rest_of_clean_state): Update.
2083 * lto-cgraph.c (lto_output_node): Output node frequency.
2084 (input_overwrite_node): Input node frequency.
2085 * tre-ssa-loop-ivopts (computation_cost): Update.
2086 * lto-streamer-out.c (output_function): Do not output function
2088 * predict.c (maybe_hot_frequency_p): Update and handle functions
2090 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2092 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2093 (compute_function_frequency): Set noreturn functions to be executed
2095 (choose_function_section): Update.
2096 * lto-streamer-in.c (input_function): Do not input function frequency.
2097 * function.c (allocate_struct_function): Do not initialize function
2099 * function.h (function_frequency): Remove.
2100 (struct function): Remove function frequency.
2101 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2102 (try_update): Update.
2103 * tree-inline.c (initialize_cfun): Do not update function frequency.
2104 * passes.c (pass_init_dump_file): Update.
2105 * i386.c (ix86_compute_frame_layout): Update.
2106 (ix86_pad_returns): Update.
2108 2010-04-26 Jie Zhang <jie@codesourcery.com>
2110 PR tree-optimization/43833
2111 * tree-vrp.c (range_int_cst_p): New.
2112 (range_int_cst_singleton_p): New.
2113 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2114 when both operands are constants. Use range_int_cst_p in
2117 2010-04-26 Jan Hubicka <jh@suse.cz>
2119 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2121 2010-04-26 Richard Guenther <rguenther@suse.de>
2124 * gimple.c (gimple_decl_printable_name): Deal gracefully
2125 with a NULL DECL_NAME.
2127 2010-04-26 Richard Guenther <rguenther@suse.de>
2130 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2131 if emitting debug information and it is either a function
2132 or a namespace decl.
2134 2010-04-26 Ira Rosen <irar@il.ibm.com>
2136 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2137 determine if the statement is vectorizable, and a macro to access it.
2138 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2139 Skip statements that can't be vectorized. If the analysis fails,
2140 mark the statement as unvectorizable if vectorizing basic block.
2141 (vect_compute_data_refs_alignment): Likewise.
2142 (vect_verify_datarefs_alignment): Skip statements marked as
2143 unvectorizable. Add print.
2144 (vect_analyze_group_access): Skip statements that can't be
2145 vectorized. If the analysis fails, mark the statement as
2146 unvectorizable if vectorizing basic block.
2147 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2148 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2149 generated stmts for SLP.
2150 (new_stmt_vec_info): Initialize the new field.
2151 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2152 statements marked as unvectorizable.
2154 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2156 * c-common.c (flag_isoc1x): New.
2157 (flag_isoc99): Update comment.
2158 * c-common.h (flag_isoc1x): New.
2159 (flag_isoc99): Update comment.
2160 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2161 __<type>_DECIMAL_DIG__.
2162 * c-opts.c (set_std_c1x): New.
2163 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2164 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2165 * c.opt (-std=c1x, -std=gnu1x): New options.
2166 * doc/cpp.texi: Mention -std=c1x.
2167 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2168 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2169 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2170 * doc/standards.texi: Mention C1X.
2171 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2172 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2173 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2176 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2178 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2179 placeholder from 0x%x to %#x.
2180 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2181 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2182 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2183 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2184 * config/i386/i386.c (ix86_target_string): Ditto.
2185 (output_pic_addr_const): Ditto.
2186 (print_operand): Ditto.
2188 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2190 * combine.c (find_split_point): Add third argument. Use it
2191 to find nested multiply-accumulate instructions. Adjust calls.
2192 (try_combine): Adjust call to find_split_point.
2194 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2196 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2198 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2200 PR tree-optimization/41442
2201 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2202 (fold_binary_loc): Call it.
2204 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2206 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2207 * opts.c (common_handle_option): Allow disabling it.
2208 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2210 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2212 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2213 between modes if both types are integral.
2215 2010-04-23 Richard Guenther <rguenther@suse.de>
2217 PR tree-optimization/43572
2218 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2220 2010-04-23 Richard Guenther <rguenther@suse.de>
2223 * tree-inline.c (tree_can_inline_p): Also check compatibility
2226 2010-04-23 Martin Jambor <mjambor@suse.cz>
2228 PR tree-optimization/43846
2229 * tree-sra.c (struct access): New flag grp_assignment_read.
2230 (build_accesses_from_assign): Set grp_assignment_read.
2231 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2232 (enum mark_read_status): New type.
2233 (analyze_access_subtree): Propagate grp_assignment_read, create
2234 accesses also if both direct_read and root->grp_assignment_read.
2236 2010-04-23 Martin Jambor <mjambor@suse.cz>
2239 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2240 function does not have type attributes.
2242 2010-04-23 Richard Guenther <rguenther@suse.de>
2245 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2248 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2250 * sese.h (create_if_region_on_edge): Remove.
2252 * sese.c (create_if_region_on_edge): Make static.
2254 * tree-inline.c: Do not include ggc.h.
2256 * expr.c: Do not include ggc.h.
2258 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2261 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2264 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2265 in the middle of insns for casesi_worker_2.
2267 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2269 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2271 2010-04-22 Ira Rosen <irar@il.ibm.com>
2273 PR tree-optimization/43842
2274 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2275 loop unrolling in update of exit phis. Fix comment.
2276 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2277 least two reduction statements in the loop before starting SLP
2280 2010-04-22 Nick Clifton <nickc@redhat.com>
2282 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2284 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2286 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2289 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2291 * tree-parloops.c (loop_parallel_p): New argument
2292 parloop_obstack. Pass it down.
2293 (parallelize_loops): New variable parloop_obstack. Initialize it,
2294 pass it down, free it.
2296 * tree-loop-linear.c (linear_transform_loops): Pass down
2299 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2300 of type struct obstack *.
2302 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2303 scratch_obstack. Initialize it, pass down, free it.
2305 * lambda.h (lambda_loop_new): Remove.
2306 (lambda_matrix_new, lambda_matrix_inverse)
2307 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2308 argument of type struct obstack *.
2310 * lambda-trans.c (lambda_trans_matrix_new): New argument
2311 lambda_obstack. Pass it down, use obstack allocation for ret.
2312 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2315 * lambda-mat.c (lambda_matrix_get_column)
2316 (lambda_matrix_project_to_null): Remove.
2317 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2319 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2322 * lambda-code.c (lambda_loop_new): New function.
2323 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2324 (lambda_compute_auxillary_space, lambda_compute_target_space)
2325 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2326 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2327 (build_access_matrix): New argument lambda_obstack. Use obstack
2329 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2330 argument lambda_obstack. Pass it down.
2332 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2334 * optabs.h (expand_widening_mult): Declare.
2336 2010-04-22 Richard Guenther <rguenther@suse.de>
2338 PR tree-optimization/43845
2339 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2340 lookup the CALL_EXPR function and arguments.
2342 2010-04-22 Nick Clifton <nickc@redhat.com>
2344 * config/stormy16/stormy16.c
2345 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2346 * config/stormy16/stormy16.h: Tidy up formatting.
2347 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2348 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2349 (ineqbranchsi): Delete pattern.
2350 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2351 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2352 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2353 stormy16-lib2-ucmpsi2.c.
2355 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2357 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2358 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2359 extra set merge_set_noclobber, and use it to relax the final test
2361 * df.h (df_simulate_find_noclobber_defs): Declare.
2362 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2364 (df_simulate_find_noclobber_defs): New function.
2366 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/i386.md: Use {} around multi-line preparation statements.
2370 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2372 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2373 (process_init_element): New argument of type struct obstack *.
2375 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2376 (set_init_index, set_init_label, set_nonincremental_init)
2377 (set_nonincremental_init_from_string, find_init_member)
2378 (output_init_element, output_pending_init_elements)
2379 (process_init_element): New argument braced_init_obstack. Pass it
2381 (push_range_stack, add_pending_init): New argument
2382 braced_init_obstack. Use obstack allocation.
2384 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2385 braced_init_obstack. Pass it down.
2386 (c_parser_braced_init): New variables ret, braced_init_obstack.
2387 Initialize obstack, pass it down and finally free it.
2389 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2392 * tree-pass.h (pass_optimize_widening_mul): Declare.
2393 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2394 gate_optimize_widening_mul): New static functions.
2395 (pass_optimize_widening_mul): New.
2396 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2397 <case MULT_EXPR>: Remove support for widening multiplies.
2398 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2399 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2400 simplify_gen_unary rather than directly building extensions.
2401 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2403 * expmed.c (expand_widening_mult): New function.
2404 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2406 2010-04-21 Jan Hubicka <jh@suse.cz>
2408 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2409 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2410 * lto-wpa-fixup.c: Remove.
2411 * Makefile.in (lto-wpa-fixup.o): Remove.
2412 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2413 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2414 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2416 2010-04-21 Jan Hubicka <jh@suse.cz>
2418 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2419 add write_optimization_summary, read_optimization_summary.
2420 (ipa_write_summaries_of_cgraph_node_set): Remove.
2421 (ipa_write_optimization_summaries): Declare.
2422 (ipa_read_optimization_summaries): Declare.
2423 * ipa-cp.c (pass_ipa_cp): Update.
2424 * ipa-reference.c (pass_ipa_reference): Update.
2425 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2426 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2428 * ipa-inline.c (pass_ipa_inline): Update.
2429 * ipa.c (pass_ipa_whole_program): Update.
2430 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2431 * passes.c (ipa_write_summaries_1): Do not test wpa.
2432 (ipa_write_optimization_summaries_1): New.
2433 (ipa_write_optimization_summaries): New.
2434 (ipa_read_summaries): Do not test ltrans.
2435 (ipa_read_optimization_summaries_1): New.
2436 (ipa_read_optimization_summaries): New.
2438 2010-04-21 Jan Hubicka <jh@suse.cz>
2440 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2442 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2444 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2447 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2448 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2450 2010-04-21 Jan Hubicka <jh@suse.cz>
2452 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2454 2010-04-21 Jan Hubicka <jh@suse.cz>
2456 * varpool.c (decide_is_variable_needed): Variable is always needed
2459 2010-04-21 Jan Hubicka <jh@suse.cz>
2461 * opts.c (decode_options): Enable pure-const pass for whopr.
2463 2010-04-21 Jan Hubicka <jh@suse.cz>
2465 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2466 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2468 (cgraph_decide_inlining): Do not expect callee to be removed in all
2471 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2473 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2475 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2477 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2478 amdfam10_decode attributes.
2480 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2483 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2484 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2485 (lower_copyprivate_clauses): Use private var in outer
2486 context instead of original var. Make sure the types
2487 are correct for VLAs.
2489 2010-04-21 Richard Guenther <rguenther@suse.de>
2491 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2492 to non-pointer objects.
2494 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2496 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2497 last chain entry if it starts with the still current label.
2498 (add_location_or_const_value_attribute): Check that
2499 loc_list->first->next is NULL instead of comparing ->first with ->last.
2500 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2501 to add_var_loc_to_decl.
2503 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2504 >= 4 add also address size and segment size fields into CIE header.
2506 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2507 long as address size is the same as sizeof (void *) and
2509 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2510 address size or segment size is unexpected, return DW_EH_PE_omit.
2511 (classify_object_over_fdes): If get_cie_encoding returned
2512 DW_EH_PE_omit, return -1.
2513 (init_object): If classify_object_over_fdes returned -1,
2514 pretend there were no FDEs at all.
2516 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2518 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2519 bswap{si,di}2 using SWI48 mode iterator.
2520 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2521 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2522 set modrm attribute of bswap insn to 0 and remove length attribute.
2523 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2524 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2525 set mode attribute to <MODE> and remove length attribute.
2527 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2529 PR rtl-optimization/43520
2530 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2531 zero available registers.
2533 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2535 * builtins.c (fold_builtin_cproj): Fold more cases.
2537 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2540 (fold_builtin_1): Fold builtin cproj.
2541 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2542 Use ATTR_CONST_NOTHROW_LIST.
2544 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2547 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2548 ffsi2_no_cmove for !TARGET_CMOVE.
2549 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2550 (ffssi2): Remove expander.
2551 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2553 (ctz<mode>2): Ditto from ctz{si,di}2.
2554 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2556 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2559 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2561 * dwarf2out.c (AT_linkage_name): Define.
2562 (clone_as_declaration): Handle DW_AT_linkage_name.
2563 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2564 of DW_AT_MIPS_linkage_name.
2565 (move_linkage_attr): Likewise.
2566 (dwarf2out_finish): Likewise.
2568 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2571 * fold-const.c (fold_comparison): New folding rule.
2573 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2575 * double-int.h (double_int_setbit): Declare.
2576 * double-int.c (double_int_setbit): New function.
2577 * rtl.h (immed_double_int_const): Declare.
2578 * emit-rtl.c (immed_double_int_const): New function.
2579 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2580 and immed_double_int_const functions.
2581 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2582 expand_copysign_bit): (Ditto.).
2583 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2584 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2585 * dojump.c (prefer_and_bit_test): (Ditto.).
2586 * expr.c (convert_modes, reduce_to_bit_field_precision,
2587 const_vector_from_tree): (Ditto.).
2588 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2590 2010-04-20 Jan Hubicka <jh@suse.cz>
2592 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2593 (dump_cgraph_node): Dump new flags.
2594 * cgraph.h (struct cgraph_node): Add flags
2595 reachable_from_other_partition and in_other_partition.
2596 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2597 other partition can not be removed.
2598 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2599 the other partition must be output; silence sanity checking on
2600 leaking functions bodies from other paritition.
2601 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2602 (lto_output_node): Output new flags; do not sanity check that inline
2603 clones are output; drop lto_forced_extern_inline_p code; do not mock
2604 visibility flags at partition boundaries.
2605 (add_node_to): New function.
2606 (output_cgraph): Use it to sort functions so masters appear before
2608 (input_overwrite_node): Input new flags.
2609 * passes.c (ipa_write_summaries): Do not call
2610 lto_new_extern_inline_states.
2611 * lto-section-out.c (forced_extern_inline,
2612 lto_new_extern_inline_states lto_delete_extern_inline_states,
2613 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2614 * lto-streamer.h (lto_new_extern_inline_states,
2615 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2616 lto_forced_extern_inline_p): Kill.
2618 2010-04-20 Richard Guenther <rguenther@suse.de>
2620 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2621 from vars that can have pointers.
2622 (process_constraint): Dump useless constraints.
2624 2010-04-20 Richard Guenther <rguenther@suse.de>
2626 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2627 (dump_sa_points_to_info): Remove asserts.
2628 (init_base_vars): nothing_id isn't an escape point nor does it
2631 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2633 * tree.h (TYPE_REF_IS_RVALUE): Define.
2634 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2635 should_move_die_to_comdat, prune_unused_types_walk): Handle
2636 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2637 (modified_type_die, gen_reference_type_die): Emit
2638 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2639 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2641 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2644 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2645 calls for -fpic -m31 if they have been sibcall optimized.
2647 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2649 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2650 ar.lc fixed and call-used.
2652 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2654 2010-04-19 Jan Hubicka <jh@suse.cz>
2656 * opts.c (decode_options): Disable whpr incompatible passes.
2657 * lto/lto.c (lto_1_to_1_map): Skip clones.
2658 (read_cgraph_and_symbols): Do not mark everything as needed.
2659 (do_whole_program_analysis): Do map only after optimizing;
2660 set proper cgraph_state; use passmanager.
2662 2010-04-19 DJ Delorie <dj@redhat.com>
2664 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2665 POINTER_PLUS_EXPR and fix them.
2667 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2669 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2670 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2671 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2672 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2673 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2674 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2675 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2676 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2677 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2678 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2679 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2681 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2683 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2684 (check_cond_move_block): Likewise.
2685 (cond_move_process_if_block): Likewise.
2686 (noce_find_if_block): Improve formatting.
2687 (find_if_header): Pass 0 to memset and tweak conditions.
2688 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2690 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2692 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2696 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2697 with non-local decl doesn't need chain.
2699 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2701 * ira-color.c (allocno_reload_assign): Avoid accumulating
2702 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2704 2010-04-19 Martin Jambor <mjambor@suse.cz>
2706 * gimple.h (create_tmp_reg): Declare.
2707 * gimplify.c (create_tmp_reg): New function.
2708 (gimplify_return_expr): Use create_tmp_reg.
2709 (gimplify_omp_atomic): Likewise.
2710 (gimple_regimplify_operands): Likewise.
2711 * tree-dfa.c (make_rename_temp): Likewise.
2712 * tree-predcom.c (predcom_tmp_var): Likewise.
2713 (reassociate_to_the_same_stmt): Likewise.
2714 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2715 (get_replaced_param_substitute): Likewise.
2716 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2717 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2718 * tree-ssa-pre.c (get_representative_for): Likewise.
2719 (create_expression_by_pieces): Likewise.
2720 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2721 (create_tailcall_accumulator): Likewise.
2723 2010-04-19 Martin Jambor <mjambor@suse.cz>
2725 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2727 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2729 2010-04-19 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/43796
2732 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2733 from SCEV in the lattice.
2734 (vrp_visit_phi_node): Dump change.
2736 2010-04-19 Richard Guenther <rguenther@suse.de>
2738 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2739 * configure: Re-generated.
2741 2010-04-19 Richard Guenther <rguenther@suse.de>
2743 PR tree-optimization/43783
2744 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2745 constant ARRAY_REF operands two and three if possible.
2747 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2752 2010-04-19 Jie Zhang <jie@codesourcery.com>
2755 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2757 2010-04-19 Ira Rosen <irar@il.ibm.com>
2759 PR tree-optimization/37027
2760 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2761 and macro to access it.
2762 (vectorizable_reduction): Add argument.
2763 (vect_get_slp_defs): Likewise.
2764 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2765 statements for possible use in SLP.
2766 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2767 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2768 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2770 (vectorizable_reduction): Likewise.
2771 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2773 (vectorizable_type_demotion, vectorizable_type_promotion,
2774 vectorizable_store): Likewise.
2775 (vect_analyze_stmt): Update call to vectorizable_reduction.
2776 (vect_transform_stmt): Likewise.
2777 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2778 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2779 from different interleaving chains in same node.
2780 (vect_slp_rearrange_stmts): New function.
2781 (vect_supported_load_permutation_p): Allow load permutations for
2782 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2783 inside SLP nodes if necessary.
2784 (vect_analyze_slp_instance): Handle reductions.
2785 (vect_analyze_slp): Try to build SLP instances originating from groups
2787 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2788 (vect_get_constant_vectors): Create initial vectors for reductions
2789 according to reduction code. Add new argument.
2790 (vect_get_slp_defs): Add new argument, pass it to
2791 vect_get_constant_vectors.
2792 (vect_schedule_slp_instance): Remove SLP tree root statements.
2794 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2796 * tree.h (ENUM_IS_SCOPED): Define.
2797 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2798 for ENUM_IS_SCOPED enums.
2800 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2802 * fold-const.c (fold_comparison): Use ssizetype.
2803 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2804 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2805 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2806 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2808 * tree.h (initialize_sizetypes): Remove parameter.
2809 (build_common_tree_nodes): Remove second parameter.
2810 * stor-layout.c (initialize_sizetypes): Remove parameter.
2811 Always create an unsigned type.
2812 (set_sizetype): Assert that the passed type is unsigned and simplify.
2813 * tree.c (build_common_tree_nodes): Remove second parameter.
2814 Adjust call to initialize_sizetypes.
2815 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2816 build_common_tree_nodes.
2818 2010-04-18 Matthias Klose <doko@ubuntu.com>
2820 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2822 2010-04-18 Ira Rosen <irar@il.ibm.com>
2824 PR tree-optimization/43771
2825 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2826 load permutation doesn't have gaps.
2828 2010-04-18 Jan Hubicka <jh@suse.cz>
2830 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2831 (sse_prologue_save_insn expander): Use new pattern.
2832 (sse_prologue_save_insn1): New pattern and splitter.
2833 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2835 * i386.c (setup_incoming_varargs_64): Do not compute jump
2837 (ix86_gimplify_va_arg): Update alignment needed.
2838 (ix86_local_alignment): Do not align all local arrays to 128bit.
2840 2010-04-17 Jan Hubicka <jh@suse.cz>
2842 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2844 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2846 * arm.md (negdi2): Remove redundant code to force values into a
2849 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2851 * arm/bpabi.S: Add EABI alignment attributes to objects.
2852 * arm/bpabi-v6m.S: Likewise.
2853 * arm/crti.asm: Likewise.
2854 * arm/crtn.asm: Likewise.
2855 * arm/lib1funcs.asm: Likewise.
2856 * arm/libunwind.S: Likewise.
2858 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2860 * arm-protos.h (tune_params): New structure.
2861 * arm.c (current_tune): New variable.
2862 (arm_constant_limit): Delete.
2863 (struct processors): Add pointer to the tune parameters.
2864 (arm_slowmul_tune): New tuning option.
2865 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2866 (all_cores): Adjust to pick up the tuning model.
2867 (arm_constant_limit): New function.
2868 (arm_override_options): Select the appropriate tuning model. Delete
2869 initialization of arm_const_limit.
2870 (arm_split_constant): Use the new constant-limit model.
2871 (arm_rtx_costs): Pick up the current tuning model.
2872 * arm.md (is_strongarm, is_xscale): Delete.
2873 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2874 for Xscale variant architectures.
2875 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2877 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2879 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2881 (arm_rtx_costs_1): Remove unused variable extra_cost.
2882 (arm_unwind_emit_set): Use variable offset.
2883 (thumb1_output_casesi): Remove unused variable flags.
2885 2010-04-16 Jeff Law <law@redhat.com>
2887 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2888 needing assignment rather than doing a two-phase assignment. Remove
2889 unused variable 'm'.
2891 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2894 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2896 2010-04-16 Doug Kwan <dougkwan@google.com>
2898 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2899 (next_operand_entry_id): New static variable.
2900 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2901 (add_to_ops_vec): Assigned unique ID to operand entry.
2902 (struct oecount_s): New field ID.
2903 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2904 (undistribute_ops_list): Assign unique IDs to oecounts.
2905 (init_reassoc): reset next_operand_entry_id.
2907 2010-04-16 Doug Kwan <dougkwan@google.com>
2909 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2910 missing left parenthesis.
2912 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2914 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2915 *btdi_rex64 using SWI48 mode iterator.
2916 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2917 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2918 *jcc_btdi_mask_rex64.
2920 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2922 * double-int.h (tree_to_double_int): Convert to macro.
2923 * double-int.c (tree_to_double_int): Remove.
2925 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2928 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2929 with want_address 2 and in case a single element list might be
2930 possible, call it again with want_address 0.
2932 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2934 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2935 case 'W' print operands for HI mode.
2936 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2937 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2938 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2939 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2941 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2943 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2944 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2945 #xx:3 and #xx:4 mode.
2947 * config/h8300/h8300.md (inverted load with HImode dest): Add
2948 support for H8300SX.
2950 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2951 satisfy 'U' constraint.
2953 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2955 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2956 * configure: Regenerate.
2957 * config.in: Regenerate.
2958 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2961 2010-04-16 Richard Guenther <rguenther@suse.de>
2963 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2964 (struct tree_decl_common): ... here.
2965 (DECL_PT_UID): Adjust.
2966 (SET_DECL_PT_UID): Likewise.
2967 (DECL_PT_UID_SET_P): Likewise.
2969 2010-04-16 Richard Guenther <rguenther@suse.de>
2971 PR tree-optimization/43572
2972 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2973 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2974 * tree-flow.h (is_call_clobbered): Remove.
2975 * tree-flow-inline.h (is_call_clobbered): Likewise.
2976 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2977 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2978 (execute_return_slot_opt): Adjust.
2979 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2980 check for call clobbered vars here.
2981 (find_tail_calls): Move tailcall verification to the
2984 2010-04-16 Diego Novillo <dnovillo@google.com>
2986 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2988 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2991 * config/arm/arm.md (cbranchqi4): New pattern.
2992 * config/arm/predicates.md (const0_operand,
2993 cbranchqi4_comparison_operator): New predicates.
2995 2010-04-16 Richard Guenther <rguenther@suse.de>
2997 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2998 (dump_gimple_stmt): Likewise.
3000 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3002 * recog.h (struct recog_data): New field is_operator.
3003 (struct insn_operand_data): New field is_operator.
3004 * recog.c (extract_insn): Set recog_data.is_operator.
3005 * genoutput.c (output_operand_data): Emit code to set the
3007 * reload.c (find_reloads): Use it rather than testing for an
3008 empty constraint string.
3011 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3012 If the previous insn is a cbranchsi4_insn with the same arguments,
3013 omit the compare instruction.
3015 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3016 register, inputs must be low registers and we need a low register
3017 scratch. Handle alternative 2 like alternative 3.
3019 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3021 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3022 don't call get_addr on both. If one expression is a VALUE and
3023 the other a REG, check VALUE's locs if the REG isn't among them.
3025 2010-04-16 Christian Bruel <christian.bruel@st.com>
3027 * config/sh/sh.h (sh_frame_pointer_required): New function.
3028 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3029 (flag_omit_frame_pointer) Set.
3030 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3031 (rounded_frame_size): Adjust size with outgoing_args_size.
3032 (sh_set_return_address): Must return from stack pointer.
3033 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3034 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3035 (ACCUMULATE_OUTGOING_ARGS): Define.
3036 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3037 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3039 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3042 * config/sh/sh.c (sh_legitimize_reload_address): Use
3043 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3044 Remove a unneeded check for offset_base.
3046 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3048 * configure: Regenerated.
3050 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3052 * config/s390/s390.c (s390_call_save_register_used): Switch back
3053 to HARD_REGNO_NREGS.
3055 2010-04-15 Richard Guenther <rguenther@suse.de>
3057 * alias.c (alias_set_subset_of): Handle alias-set zero
3060 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3061 Julian Brown <julian@codesourcery.com>
3063 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3064 alternatives according to use of high and low regs.
3065 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3066 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3067 optimizing for size on Thumb-2.
3069 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3071 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3073 2010-04-15 Richard Guenther <rguenther@suse.de>
3075 * tree-ssa-structalias.c (struct variable_info): Add
3077 (new_var_info): Initialize it.
3078 (dump_constraints): Support printing last added constraints.
3079 (debug_constraints): Adjust.
3080 (dump_constraint_graph): Likewise.
3081 (make_heapvar_for): Check for NULL cfun.
3082 (get_function_part_constraint): New function.
3083 (get_fi_for_callee): Likewise.
3084 (find_func_aliases): Properly implement IPA PTA constraints.
3085 (process_ipa_clobber): New function.
3086 (find_func_clobbers): Likewise.
3087 (insert_into_field_list_sorted): Remove.
3088 (create_function_info_for): Properly allocate vars for IPA mode.
3089 Do not use insert_into_field_list_sorted.
3090 (create_variable_info_for): Properly generate constraints for
3091 global vars in IPA mode.
3092 (dump_solution_for_var): Always dump the solution.
3093 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3094 (find_what_var_points_to): Adjust.
3095 (pt_solution_set): Change.
3096 (pt_solution_ior_into): New function.
3097 (pt_solution_empty_p): Export.
3098 (pt_solution_includes_global): Adjust.
3099 (pt_solution_includes_1): Likewise.
3100 (pt_solutions_intersect_1): Likewise.
3101 (dump_sa_points_to_info): Check some invariants.
3102 (solve_constraints): Move constraint dumping ...
3103 (compute_points_to_sets): ... here.
3104 (ipa_pta_execute): ... and here.
3105 (compute_may_aliases): Do not re-compute points-to info
3106 locally if IPA info is available.
3107 (ipa_escaped_pt): New global var.
3108 (ipa_pta_execute): Properly implement IPA PTA.
3109 * tree-into-ssa.c (dump_decl_set): Support dumping
3110 decls not in referenced-vars.
3111 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3112 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3113 (dump_points_to_solution): Likewise.
3114 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3115 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3116 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3117 (copy_decl_to_var): Copy DECL_PT_UID.
3118 (copy_result_decl_to_var): Likewise.
3119 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3120 (copy_node_stat): Copy it.
3121 * tree.h (DECL_PT_UID): New macro.
3122 (SET_DECL_PT_UID): Likewise.
3123 (DECL_PT_UID_SET_P): Likewise.
3124 (struct tree_decl_minimal): Add pt_uid member.
3125 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3126 (pt_solution_empty_p): Declare.
3127 (pt_solution_set): Adjust.
3128 (ipa_escaped_pt): Declare.
3129 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3130 * gimple-pretty-print.c (pp_points_to_solution): New function.
3131 (dump_gimple_call): Dump call clobber/use information.
3132 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3133 * tree-pass.h (TDF_ALIAS): New dump option.
3134 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3135 * doc/invoke.texi (-fipa-pta): Update documentation.
3137 2010-04-15 Richard Guenther <rguenther@suse.de>
3139 * Makefile.in (OBJS-common): Add gimple-fold.o.
3140 (gimple-fold.o): New rule.
3141 * tree.h (maybe_fold_offset_to_reference,
3142 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3144 * gimple.h: ... here.
3145 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3146 may_propagate_address_into_dereference): Move prototypes ...
3147 * gimple.h: ... here.
3148 * tree-ssa-ccp.c (get_symbol_constant_value,
3149 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3150 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3151 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3152 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3153 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3154 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3155 gimplify_and_update_call_from_tree): Move ...
3156 * gimple-fold.c: ... here. New file.
3157 (ccp_fold_builtin): Rename to ...
3158 (gimple_fold_builtin): ... this.
3159 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3161 2010-04-15 Richard Guenther <rguenther@suse.de>
3163 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3164 fit_double_type, force_fit_type_double, add_double_with_sign,
3165 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3166 lrotate_double, rrotate_double, div_and_round_double): Move ...
3167 * double-int.c: ... here.
3168 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3169 add_double, neg_double, mul_double_with_sign, mul_double,
3170 lshift_double, rshift_double, lrotate_double, rrotate_double,
3171 div_and_round_double): Move prototypes ...
3172 * double-int.h: ... here.
3174 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3177 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3178 matching constraints to ensure inputs match the output.
3180 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3183 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3184 in an input-only operand.
3186 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3188 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3189 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3190 (double_int_negative_p): Convert to static inline function.
3191 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3192 (double_int_negative_p): Remove.
3193 * tree.h (lshift_double, rshift_double):
3194 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3195 * fold-const.c (fold_convert_const_int_from_real,
3196 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3197 (lshift_double): Change type of arith argument to bool.
3198 (rshift_double): Change type of arith argument to bool. Correct
3200 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3202 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3205 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3206 at the start and end of the then/else blocks, and omit them from the
3208 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3209 argument; all callers changed. Pass zero to old_insns_match_p instead.
3210 (flow_find_head_matching_sequence): New function.
3211 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3212 * basic-block.h (flow_find_cross_jump,
3213 flow_find_head_matching_sequence): Declare functions.
3215 2010-04-14 Jason Merrill <jason@redhat.com>
3218 * c-common.c (attribute_takes_identifier_p): New fn.
3219 * c-common.h: Declare it.
3221 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3225 (*udivmod<mode>4): Ditto.
3227 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3229 * config/i386/i386.md (maxmin_int): Rename code attribute from
3230 maxminiprefix and update all users.
3231 (maxmin_float): Ditto from maxminfprefix.
3232 (logic): Ditto from logicprefix.
3233 (absneg_mnemonic): Ditto from absnegprefix.
3234 * config/i386/mmx.md: Update all users of maxminiprefix,
3235 maxminfprefix and logicprefix for rename.
3236 * config/i386/sse.md: Ditto.
3237 * config/i386/sync.md (sync_<code><mode>): Update for
3240 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3243 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3244 warnings converted to errors.
3246 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3248 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3249 used insn_type variable.
3250 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3251 to avoid set-but-not-used warning.
3253 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3255 * df-core.c (df_ref_debug): Change format string placeholder
3257 * dwarf2asm.c (dw2_asm_output_data_raw,
3258 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3259 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3260 * dwarf2out.c (output_cfi, output_cfi_directive,
3261 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3262 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3264 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3265 * print-rtl.c (print_rtx): Ditto.
3267 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3270 * builtins.c (expand_builtin_pow_root): New function to expand pow
3271 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3272 series of sqrt and cbrt calls under -ffast-math.
3273 (expand_builtin_pow): Call it.
3275 2010-04-14 Michael Matz <matz@suse.de>
3277 PR tree-optimization/42963
3278 * tree-cfg.c (touched_switch_bbs): New static variable.
3279 (group_case_labels_stmt): New function broken out from ...
3280 (group_case_labels): ... here, use the above.
3281 (start_recording_case_labels): Allocate touched_switch_bbs.
3282 (end_recording_case_labels): Deallocate it, call
3283 group_case_labels_stmt.
3284 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3286 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3288 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3291 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3293 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3295 2010-04-13 Jan Hubicka <jh@suse.cz>
3297 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3298 of optimized out static functions.
3299 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3300 cost computation. Also sanity check for overflows.
3301 (update_caller_keys): Update cgraph_edge_badness call; properly
3302 update fibheap and sanity check that it is up to date.
3303 (add_new_edges_to_heap): Update cgraph_edge_badness.
3304 (cgraph_decide_inlining_of_small_function): Likewise;
3305 add sanity checking that badness in heap is up to date;
3306 improve dumping of reason; Update badness of calls to the
3307 offline copy of function currently inlined; dump badness
3308 of functions not inlined because of unit growth limits.
3310 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3313 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3314 because of sign-extension change when converting to sizetype here...
3315 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3317 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3318 the folding to constants. Remove redundant final conversion.
3319 (fold_binary) <associate>: Do not associate if the re-association of
3320 constants alone overflows.
3321 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3322 to the end of the list.
3323 (multiple_of_p) <COND_EXPR>: New case.
3325 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3327 * opt-functions.awk (opt_sanitized_name): New.
3329 * optc-gen.awk: Use it
3330 * opth-gen.awk: Use it.
3332 2010-04-13 Martin Jambor <mjambor@suse.cz>
3334 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3335 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3336 children. Call replace_uses_with_default_def_ssa_name to handle
3339 2010-04-13 Michael Matz <matz@suse.de>
3342 * builtins.c (expand_builtin_interclass_mathfn): Also create
3343 a register if the predicate doesn't match.
3345 2010-04-13 Diego Novillo <dnovillo@google.com>
3347 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3348 * c-pch.c: Include timevar.h.
3349 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3350 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3351 * ggc-common.c: Include timevar.h.
3352 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3353 * timevar.def (TV_PCH_SAVE): Define.
3354 (TV_PCH_CPP_SAVE): Define.
3355 (TV_PCH_PTR_REALLOC): Define.
3356 (TV_PCH_PTR_SORT): Define.
3357 (TV_PCH_RESTORE): Define.
3358 (TV_PCH_CPP_RESTORE): Define.
3360 2010-04-13 Michael Matz <matz@suse.de>
3362 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3364 (can_reassociate_p): New function.
3365 (break_up_subtract_bb, reassociate_bb): Use it.
3367 2010-04-13 Richard Guenther <rguenther@suse.de>
3370 * builtins.c (c_readstr): Fix assert.
3372 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3375 when generating cltd insn.
3377 (*ashl<mode>3_1): Remove special handling for register operand 2.
3378 (*ashlsi3_1_zext): Ditto.
3379 (*ashlhi3_1): Ditto.
3380 (*ashlhi3_1_lea): Ditto.
3381 (*ashlqi3_1): Ditto.
3382 (*ashlqi3_1_lea): Ditto.
3383 (*<shiftrt_insn><mode>3_1): Ditto.
3384 (*<shiftrt_insn>si3_1_zext): Ditto.
3385 (*<shiftrt_insn>qi3_1_slp): Ditto.
3386 (*<rotate_insn><mode>3_1): Ditto.
3387 (*<rotate_insn>si3_1_zext): Ditto.
3388 (*<rotate_insn>qi3_1_slp): Ditto.
3390 2010-04-13 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-structalias.c (callused_id): Remove.
3393 (call_stmt_vars): New.
3394 (get_call_vi): Likewise.
3395 (lookup_call_use_vi): Likewise.
3396 (lookup_call_clobber_vi): Likewise.
3397 (get_call_use_vi): Likewise.
3398 (get_call_clobber_vi): Likewise.
3399 (make_transitive_closure_constraints): Likewise.
3400 (handle_const_call): Adjust to do per-call call-used handling.
3401 (handle_pure_call): Likewise.
3402 (find_what_var_points_to): Remove general callused handling.
3403 (init_base_vars): Likewise.
3404 (init_alias_vars): Initialize call_stmt_vars.
3405 (compute_points_to_sets): Process call-used and call-clobbered
3406 vars for call statements.
3407 (delete_points_to_sets): Free call_stmt_vars.
3409 2010-04-13 Richard Guenther <rguenther@suse.de>
3411 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3412 Only add RW dependence for dependence distance zero.
3413 Adjust maximal vectorization factor according to dependences.
3414 Move alignment handling ...
3415 (vect_find_same_alignment_drs): ... here. New function.
3416 (vect_analyze_data_ref_dependences): Adjust.
3417 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3418 (vect_analyze_data_refs): Adjust minimal vectorization factor
3419 according to data references.
3420 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3421 dependences before determining the vectorization factor.
3422 Analyze alignment after determining the vectorization factor.
3423 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3424 dependences before alignment.
3425 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3427 (vect_analyze_data_refs): Likewise.
3428 (MAX_VECTORIZATION_FACTOR): New define.
3430 2010-04-13 Duncan Sands <baldrick@free.fr>
3432 * except.h (lang_eh_type_covers): Remove.
3433 * except.c (lang_eh_type_covers): Likewise.
3435 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3436 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3438 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3439 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3440 UNITS_PER_LONG where it is ABI relevant.
3441 (s390_return_addr_rtx): Likewise.
3442 (s390_back_chain_rtx): Likewise.
3443 (s390_frame_area): Likewise.
3444 (s390_frame_info): Likewise.
3445 (s390_initial_elimination_offset): Likewise.
3446 (save_gprs): Likewise.
3447 (s390_emit_prologue): Likewise.
3448 (s390_emit_epilogue): Likewise.
3449 (s390_function_arg_advance): Likewise.
3450 (s390_function_arg): Likewise.
3451 (s390_va_start): Likewise.
3452 (s390_gimplify_va_arg): Likewise.
3453 (s390_function_profiler): Likewise.
3454 (s390_optimize_prologue): Likewise.
3455 (s390_rtx_costs): Likewise.
3456 (s390_secondary_reload): Likewise.
3457 (s390_promote_function_mode): Likewise.
3458 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3459 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3460 registers available.
3461 (s390_unwind_word_mode): New function.
3462 (s390_function_value): Split 64 bit values into register pair if
3463 used as return value.
3464 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3465 function call parameters. Handle parallels.
3466 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3467 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3468 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3469 (s390_expand_setmem): Remove unused variable src_addr.
3470 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3471 deal with 64 bit registers.
3472 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3473 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3474 (UNITS_PER_LONG): New macro.
3475 * libjava/include/s390-signal.h: Define extended ucontext
3476 structure containing the upper halfs of the 64 bit registers.
3478 2010-04-13 Simon Baldwin <simonb@google.com>
3480 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3482 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3484 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3485 rvalue on the RHS if the LHS is of a non-renamable type.
3486 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3488 2010-04-13 Matthias Klose <doko@ubuntu.com>
3490 * gcc.c (cc1_options): Handle -iplugindir before processing
3491 the cc1 spec. Only add -iplugindir once.
3492 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3494 * common.opt (iplugindir): Remove `Separate' property, initialize.
3495 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3497 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3498 (distclean): Remove plugin dir.
3499 * doc/invoke.texi: Document -iplugindir.
3501 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3503 * doc/plugins.texi (Loading Plugins): Document short
3504 -fplugin=foo option.
3505 (Plugin API): Mention default_plugin_dir_name function.
3507 * gcc.c (find_file_spec_function): Add new declaration.
3508 (static_spec_func): Use it for "find-file".
3509 (find_file_spec_function): Add new function.
3510 (cc1_options): Add -iplugindir option if -fplugin* options found.
3512 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3514 * plugin.c (add_new_plugin): Updated comment, and handle short
3516 (default_plugin_dir_name): Added new function.
3518 * common.opt (iplugindir): New option to set the plugin directory.
3520 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3522 * config/i386/i386.md (any_rotate): New code iterator.
3523 (rotate_insn): New code attribute.
3525 (SWIM124): New mode iterator.
3526 (<rotate_insn>ti3): New expander.
3527 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3528 any_rotate code iterator.
3529 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3530 using any_rotate code iterator and SWIM124 mode iterator.
3531 (ix86_rotlti3): New insn_and_split pattern.
3532 (ix86_rotrti3): Ditto.
3533 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3534 ix86_rotl{di,ti}3 patterns.
3535 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3536 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3537 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3538 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3539 code iterator and SWI mode iterator.
3540 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3541 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3543 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3544 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3545 (bswap rotatert splitter): Add splitter.
3546 (bswap splitter): Macroize splitter using any_rotate code iterator.
3547 Add insn predicate to split only for TARGET_USE_XCHGB or when
3548 optimizing function for size.
3550 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3552 * config/pa/pa.c (emit_move_sequence): Remove use of
3553 deleted variable flag_argument_noalias.
3555 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3557 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3559 Add to unsupported targets list.
3560 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3561 sparc*-sun-solaris2.[567]* from target lists.
3562 * configure: Regenerate.
3563 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3565 Remove Solaris 7 patch references.
3566 (Specific, sparc-sun-solaris2.7): Removed.
3567 (sparc-sun-solaris2*): Update Solaris 7 example.
3568 (sparc64-*-solaris2*): Likewise.
3570 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3572 * config.build (alpha*-dec-osf4*): Remove.
3573 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3574 of obsolete configurations.
3575 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3577 * config/alpha/t-osf4: Renamed to ...
3578 * config/alpha/t-osf5: ... this.
3579 * config/alpha/osf.h: Renamed to ...
3580 * config/alpha/osf5.h: ... this.
3581 Merged old osf5.h contents.
3583 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3584 (EXTRA_SPECS): Removed.
3585 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3586 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3589 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3591 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3593 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3596 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3597 __thiscall convention.
3599 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3601 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3603 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3605 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3607 * function.c (assign_parms_initialize_all): Add unused attribute
3610 2010-04-12 Richard Guenther <rguenther@suse.de>
3612 * gsstruct.def (GSS_CALL): New.
3613 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3614 * gimple.h: Include tree-ssa-alias.h.
3615 (struct gimple_statement_call): New.
3616 (union gimple_statement_struct_d): Add gimple_call member.
3617 (gimple_call_reset_alias_info): Declare.
3618 (gimple_call_use_set): New function.
3619 (gimple_call_clobber_set): Likewise.
3620 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3621 * gimple.c (gimple_call_reset_alias_info): New function.
3622 (gimple_build_call_1): Call it.
3623 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3624 * tree-inline.c (remap_gimple_stmt): Likewise.
3625 (expand_call_inline): Remove callused handling.
3626 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3627 * tree-dfa.c (dump_variable): Likewise.
3628 * tree-parloops.c (parallelize_loops): Likewise.
3629 * tree-ssa.c (init_tree_ssa): Likewise.
3630 (delete_tree_ssa): Likewise.
3631 * tree-flow-inline.h (is_call_used): Remove.
3632 * tree-flow.h (struct gimple_df): Remove callused member.
3633 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3634 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3635 (ref_maybe_used_by_call_p_1): Simplify.
3636 (call_may_clobber_ref_p_1): Likewise.
3637 * tree-ssa-structalias.c (compute_points_to_sets): Set
3638 the call stmt used and clobbered sets.
3639 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3640 (find_tail_calls): Verify the tail call.
3642 2010-04-12 Richard Guenther <rguenther@suse.de>
3644 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3645 single-iteration always-inline inlining.
3646 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3647 (cgraph_decide_inlining): Do not handle always-inline specially.
3648 (try_inline): Remove always-inline cycle detection special case.
3649 Do not recurse on always-inlines.
3650 (cgraph_early_inlining): Do not iterate if not optimizing.
3651 (cgraph_gate_early_inlining): remove.
3652 (pass_early_inline): Run unconditionally.
3653 (gate_cgraph_decide_inlining): New function.
3654 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3655 not inlining or optimizing.
3656 (cgraph_decide_inlining_of_small_functions): Also consider
3657 always-inline functions.
3658 (cgraph_default_inline_p): Return true for nodes which should
3659 disregard inline limits.
3660 (estimate_function_body_sizes): Assume zero size and time for
3661 nodes which are marked as disregarding inline limits.
3662 (cgraph_decide_recursive_inlining): Do not perform recursive
3663 inlining on always-inline nodes.
3665 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3668 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3669 for exprs satisfying handled_component_p.
3671 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3673 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3674 non-constant aggregate elements.
3676 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3677 is a real initialization.
3679 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3682 * c-decl.c (start_function): Move forward check for nested function.
3684 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3686 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3687 * config/sh/sh.c: Include reload.h.
3688 (sh_legitimize_reload_address): New.
3689 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3690 sh_legitimize_reload_address.
3692 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3694 * config/sh/sh.md (*movqi_pop): New insn pattern.
3695 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3697 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3699 * config/i386/i386.md (any_shiftrt): New code iterator.
3700 (shiftrt_insn): New code attribute.
3702 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3703 using any_shiftrt code iterator.
3704 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3705 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3706 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3707 pattern from corresponding peephole2 patterns.
3708 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3709 using any_shiftrt code iterator.
3710 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3711 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3712 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3713 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3714 *{ashr,lshr}<mode>3_cmp_zext.
3715 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3717 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3719 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3721 (*lshr<mode>3_cconly): Ditto.
3723 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3725 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3726 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3727 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3728 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3730 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3731 from corresponding peephole2 patterns.
3732 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3733 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3734 and *lshrdi3_1_rex64 using SWI mode iterator.
3735 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3736 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3737 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3738 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3739 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3740 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3741 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3742 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3743 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3746 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3748 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3749 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3750 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3751 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3753 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3754 from corresponding peephole2 patterns.
3755 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3756 (ashrsi3_cvt): Rename from ashrsi3_31.
3757 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3758 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3759 and x86_64_shift_adj_3 using SWI48 mode iterator.
3760 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3761 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3762 and *ashrdi3_1_rex64 using SWI mode iterator.
3763 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3764 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3765 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3766 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3767 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3768 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3769 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3770 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3771 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3773 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3774 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3775 x86_shift<mode>_adj_3 expanders.
3777 2010-04-10 Wei Guozhi <carrot@google.com>
3780 * config/arm/arm.c (arm_pic_static_addr): New function.
3781 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3783 (arm_output_addr_const_extra): Output expression for new pattern.
3784 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3786 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3788 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3791 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3792 * web.c: Include "insn-config.h" and "recog.h".
3793 (union_match_dups): New function.
3794 (web_main): Call it.
3795 (union_defs): Don't try to recognize match_dups.
3797 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3798 if doing so would replace the entire pattern.
3800 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3804 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3805 and splitter pattern. Change splitter operand 1 predicate to
3808 2010-04-09 Martin Jambor <mjambor@suse.cz>
3810 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3811 lattices are addresses of CONST_DECLs with the same initial value.
3812 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3813 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3815 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3816 Bernd Schmidt <bernds@codesourcery.com>
3818 * loop-invariant.c (replace_uses): New static function.
3819 (move_invariant_reg): Use it to ensure we can replace the uses.
3821 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3823 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3825 (picochip_override_options): Enable section anchors only above -O1.
3826 (picochip_reorg): Fixed a couple of build warnings.
3828 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3830 * configure.ac (plugin -rdynamic test): Log result.
3831 * configure: Regenerate.
3832 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3833 (RDYNAMIC_SPEC): Define.
3834 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3836 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3838 * configure.ac: Determine Sun ld version numbers.
3839 (comdat_group): Restrict GNU ld version checks to gld.
3840 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3841 (enable_comdat): Support --enable-comdat.
3842 * configure: Regenerate.
3843 * doc/install.texi (Configuration): Document --enable-comdat.
3845 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3847 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3848 * config/sol2-gld.h: ... here.
3849 * config.gcc (sparc*-*-solaris2*): Reflect this.
3850 (i[34567]86-*-solaris2*): Use it.
3852 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3854 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3856 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3858 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3861 * diagnostic.c (diagnostic_initialize): Initialize
3862 some_warnings_are_errors.
3863 (diagnostic_finish): New.
3864 (diagnostic_action_after_output): Call it before exiting.
3865 (diagnostic_report_diagnostic): Do not print message here. Set
3866 some_warnings_are_errors.
3867 * diagnostic.h (diagnostic_context): Delete
3868 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3869 (diagnostic_finish): Declare.
3870 * toplev.c (toplev_main): Call it before exit.
3872 2010-04-09 Jason Merrill <jason@redhat.com>
3875 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3876 for incomplete type.
3879 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3880 based on a warning flag.
3882 2010-04-09 Richard Guenther <rguenther@suse.de>
3884 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3886 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3889 * varasm.c (default_assemble_visibility): Wrap vars that are
3890 set, but unused, by targets without GAS.
3891 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3892 Remove set, but unused, vars.
3893 (rs6000_legitimize_tls_address): Likewise.
3894 (altivec_expand_dst_builtin): Likewise.
3895 * config/darwin.c (machopic_classify_symbol): Likewise.
3896 (machopic_indirection_name): Likewise.
3898 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3900 * config/i386/i386.md (DWI): New mode iterator.
3901 (S): New mode attribute.
3902 (shift_operand): Ditto.
3903 (shift_immediate_operand): Ditto.
3904 (ashl_input_operand): Ditto.
3905 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3906 using SDWIM mode iterator.
3907 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3908 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3910 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3911 from corresponding peephole2 patterns.
3912 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3913 and x86_64_shift_adj_1 using SWI48 mode iterator.
3914 (x86_shift<mode>_adj_2): Ditto.
3915 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3916 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3917 using SWI48 mode iterator.
3918 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3919 *ashldi3_cmp_rex64 using SWI mode iterator.
3920 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3921 *ashldi3_cconly_rex64 using SWI mode iterator.
3922 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3923 x86_shift<mode>_adj_{1,2}.
3924 (ix86_split_ashr): Ditto.
3925 (ix86_split_lshr): Ditto.
3927 2010-04-09 Richard Guenther <rguenther@suse.de>
3929 * target.h (builtin_conversion): Pass in input and output types.
3930 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3931 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3932 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3933 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3935 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3937 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3939 2010-04-09 Richard Guenther <rguenther@suse.de>
3942 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3944 2010-04-09 Richard Guenther <rguenther@suse.de>
3946 * tree-vectorizer.h (struct _stmt_vec_info): Document
3947 that vectype is the type of the LHS.
3948 (supportable_widening_operation, supportable_narrowing_operation):
3949 Get both input and output vector types as arguments.
3950 (vect_is_simple_use_1): Declare.
3951 (get_same_sized_vectype): Likewise.
3952 * tree-vect-loop.c (vect_determine_vectorization_factor):
3953 Set STMT_VINFO_VECTYPE to the vector type of the def.
3954 (vectorizable_reduction): Adjust.
3955 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3956 Adjust. Specify the output vector type.
3957 (vect_pattern_recog_1): Adjust.
3958 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3959 (vectorizable_call): Adjust.
3960 (vectorizable_conversion): Likewise.
3961 (vectorizable_operation): Likewise.
3962 (vectorizable_type_demotion): Likewise.
3963 (vectorizable_type_promotion): Likewise.
3964 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3966 (vect_is_simple_use_1): New function.
3967 (supportable_widening_operation): Get both input and output
3969 (supportable_narrowing_operation): Likewise.
3970 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3972 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3974 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3975 __thiscall and _thiscall as predefined macros.
3976 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3977 thiscall attribute handling.
3978 (ix86_comp_type_attributes): Likewise.
3979 (ix86_function_regparm): Likewise.
3980 (ix86_return_pops_args): Likewise.
3981 (init_cumulative_args): Likewise.
3982 (find_drap_reg): Likewise.
3983 (ix86_static_chain): Likewise.
3984 (x86_this_parameter): Likewise.
3985 (x86_output_mi_thunk): Likewise.
3986 (ix86_attribute_table): Add description for thiscall attribute.
3987 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3988 * doc/extend.texi: Add documentation for thiscall.
3990 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3993 * c.opt (Wint-to-pointer-cast): Available in C++.
3994 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3996 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3998 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3999 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4000 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4001 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4002 function type instead. Reorder and simplify checks.
4004 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4006 2010-04-08 Jing Yu <jingyu@google.com>
4007 Zdenek Dvorak <ook@ucw.cz>
4009 PR tree-optimization/42720
4010 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4011 loop unswitch conditions here from ...
4012 (tree_unswitch_single_loop): ... here.
4014 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4016 * tree-if-conv.c: Fix comments and simplify logic.
4018 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4020 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4021 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4022 (main_tree_if_conversion): Update call to tree_if_conversion.
4024 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4027 * doc/invoke.texi (-b,-V): Delete.
4028 * doc/tm.texi: Do not mention -b.
4029 * gcc.c (display_help): Delete -b and -V.
4030 (process_command): Delete -b and -V.
4031 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4033 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4034 Wolfgang Gellerich <gellerich@de.ibm.com>
4036 Implement target hook for loop unrolling
4037 * target.h (loop_unroll_adjust): Add a new target hook function.
4038 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4039 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4040 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4041 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4042 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4044 (decide_unroll_stupid): Likewise.
4046 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4049 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4051 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4053 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4054 (Specific, *-*-solaris2*): Likewise.
4055 Don't prefer Sun as over GNU as.
4057 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4059 * config/s390/s390.c (override_options): Adjust the z10
4060 defaults for max-unroll-times, max-completely-peeled-insns
4061 and max-completely-peel-times.
4063 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4065 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4066 instructions for z10.
4067 (s390_expand_setmem): Likewise.
4068 (s390_expand_cmpmem): Likewise.
4070 2010-04-08 Richard Guenther <rguenther@suse.de>
4072 PR tree-optimization/43679
4073 * tree-ssa-pre.c (eliminate): Only propagate copies.
4075 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4078 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4079 set but not used variable warning.
4081 2010-04-08 Wei Guozhi <carrot@google.com>
4084 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4085 (arm_size_rtx_costs): Call the new function when optimized for size.
4087 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4090 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4091 op0 is not a MEM, just return NULL instead of assertion
4093 (discover_nonconstant_array_refs): Don't walk debug stmts.
4095 2010-04-08 Doug Kwan <dougkwan@google.com>
4097 * configure.ac: Recognize gold and do not use its version number
4098 to test ld features.
4099 * configure: Regenerate.
4101 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4104 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4105 (negate_value): Move code to push elements to broken_up_substracts ...
4106 (eliminate_plus_minus_pair): ... here. Push operands that have no
4107 negative pair to plus_negates.
4108 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4110 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4112 * doc/install.texi (Configuration): Move description of
4113 --enable-lto, --with-libelf*, --enable-gold from Java section to
4116 * doc/generic.texi (Working with declarations)
4117 (Function Properties, C and C++ Trees): Fix typos.
4118 * doc/sourcebuild.texi (Top Level): Likewise.
4120 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4123 * tree.h (DECL_READ_P): Define.
4124 (struct tree_decl_common): Add decl_read_flag.
4125 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4126 a set but not used warning.
4127 (merge_decls): Merge DECL_READ_P flag.
4128 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4129 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4130 * c-common.c (handle_used_attribute, handle_unused_attribute):
4132 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4134 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4136 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4137 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4138 c_parser_binary_expression, c_parser_cast_expression,
4139 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4140 Call default_function_array_read_conversion instead of
4141 default_function_array_conversion where needed.
4142 (c_parser_unary_expression, c_parser_conditional_expression,
4143 c_parser_postfix_expression_after_primary, c_parser_initelt):
4144 Likewise. Call mark_exp_read where needed.
4145 (c_parser_statement_after_labels, c_parser_asm_operands,
4146 c_parser_typeof_specifier, c_parser_sizeof_expression,
4147 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4149 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4151 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4152 (warn_unused_but_set_parameter): Default to warn_unused
4154 * doc/invoke.texi: Document -Wunused-but-set-variable and
4155 -Wunused-but-set-parameter.
4157 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4158 used count variable.
4159 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4160 when operandN variables aren't used in the body of the expander
4162 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4163 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4164 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4165 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4166 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4167 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4168 * tree.c (PROCESS_ARG): Likewise.
4170 2010-04-07 Simon Baldwin <simonb@google.com>
4172 * diagnostic.h (diagnostic_override_option_index): New macro to
4173 set a diagnostic's option_index.
4174 * c-tree.h (c_cpp_error): Add warning reason argument.
4175 * opts.c (_warning_as_error_callback): New.
4176 (register_warning_as_error_callback): Store callback for
4177 warnings enabled via enable_warning_as_error.
4178 (enable_warning_as_error): Call callback, minor code tidy.
4179 * opts.h (register_warning_as_error_callback): Declare.
4180 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4181 response to -Werror=.
4182 (c_common_init_options): Register warning_as_error_callback in opts.c.
4183 * common.opt: Add -Wno-cpp option.
4184 * c-common.c (struct reason_option_codes_t): Map cpp warning
4185 reason codes to gcc option indexes.
4186 * (c_option_controlling_cpp_error): New function, lookup the gcc
4187 option index for a cpp warning reason code.
4188 * (c_cpp_error): Add warning reason argument, call
4189 c_option_controlling_cpp_error for diagnostic_override_option_index.
4190 * doc/invoke.texi: Document -Wno-cpp.
4192 2010-04-07 Richard Guenther <rguenther@suse.de>
4194 * ipa-reference.c (mark_load): Use get_base_address.
4195 (mark_store): Likewise.
4197 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4198 inserting GIMPLE_NOPs into the IL.
4199 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4200 Explicitly strip handled components and indirect references.
4202 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4203 folding address expressions.
4204 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4205 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4206 operand_equal_p to compare decls.
4207 (ptr_deref_may_alias_decl_p): Likewise.
4208 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4209 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4210 Handle reversed comparison ops.
4211 * tree-sra.c (asm_visit_addr): Use get_base_address.
4212 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4213 * ipa-reference.c (mark_address): Use get_base_address.
4215 2010-04-07 Richard Guenther <rguenther@suse.de>
4217 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4218 Propagate constants everywhere.
4220 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4223 * tree.c (MAX_INT_CACHED_PREC): Define.
4224 (nonstandard_integer_type_cache): New array.
4225 (build_nonstandard_integer_type): Cache results for precision
4226 <= MAX_INT_CACHED_PREC.
4228 2010-04-07 Richard Guenther <rguenther@suse.de>
4230 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4231 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4232 * common.opt: Likewise.
4233 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4234 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4235 (nonoverlapping_memrefs_p): Likewise.
4236 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4237 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4238 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4239 OPT_fargument_noalias_global for backward compatibility.
4241 2010-04-07 Richard Guenther <rguenther@suse.de>
4243 PR tree-optimization/43270
4244 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4245 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4246 * tree-ssa-pre.c (phi_translate_1): Adjust.
4247 (fully_constant_expression): Split out vn_reference handling to ...
4248 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4249 Fold reads from constant strings.
4250 (vn_reference_lookup): Handle fully constant references.
4251 (vn_reference_lookup_pieces): Likewise.
4252 * Makefile.in (expmed.o-warn): Add -Wno-error.
4254 2010-04-07 Martin Jambor <mjambor@suse.cz>
4256 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4258 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4261 * gcc.c: Add -static-libstdc++ to list of recognized options.
4263 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4265 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4267 2010-04-07 Richard Guenther <rguenther@suse.de>
4270 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4271 bases build simple mem attributes to retain points-to information.
4273 2010-04-07 Richard Guenther <rguenther@suse.de>
4276 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4277 preserve points-to related information.
4279 2010-04-07 Richard Guenther <rguenther@suse.de>
4282 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4283 discard plain indirect references.
4284 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4285 * tree.c (tree_nop_conversion): Likewise.
4287 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4290 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4292 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4294 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4295 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4297 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4299 * tree-if-conv.c: Fix indentation and comments.
4301 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4303 * tree-if-conv.c: Sort static functions in topological order.
4305 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4307 * tree-if-conv.c: Fix indentation and comments.
4309 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4312 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4313 lang_hooks.types.type_for_size instead of
4314 build_nonstandard_integer_type.
4315 When converting an unsigned type to signed, double its precision.
4316 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4317 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4318 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4321 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4324 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4325 POINTER_PLUS_EXPR for pointer types.
4327 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4330 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4331 * graphite-clast-to-gimple.c: Include langhooks.h.
4332 (max_signed_precision_type): New.
4333 (max_precision_type): Takes two types as arguments.
4334 (precision_for_value): New.
4335 (precision_for_interval): New.
4336 (gcc_type_for_interval): New.
4337 (gcc_type_for_value): New.
4338 (gcc_type_for_clast_term): New.
4339 (gcc_type_for_clast_red): New.
4340 (gcc_type_for_clast_bin): New.
4341 (gcc_type_for_clast_expr): Split up into several functions.
4342 (gcc_type_for_clast_eq): Rewritten.
4343 (compute_bounds_for_level): New.
4344 (compute_type_for_level_1): New.
4345 (compute_type_for_level): New.
4346 (gcc_type_for_cloog_iv): Removed.
4347 (gcc_type_for_iv_of_clast_loop): Rewritten.
4348 (graphite_create_new_loop): Compute the lower and upper bound types
4349 with gcc_type_for_clast_expr.
4350 (graphite_create_new_loop_guard): Same.
4351 (find_cloog_iv_in_expr): Removed.
4352 (compute_cloog_iv_types_1): Removed.
4353 (compute_cloog_iv_types): Removed.
4354 (gloog): Do not call compute_cloog_iv_types.
4355 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4357 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4358 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4359 (GBB_CLOOG_IV_TYPES): Removed.
4361 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4363 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4364 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4365 (detect_commutative_reduction): Same.
4367 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4369 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4370 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4372 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4373 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4374 (rewrite_commutative_reductions_out_of_ssa): Same.
4375 * passes.c (execute_function_todo): Call verify_ssa for every pass
4376 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4377 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4378 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4379 with an extra argument.
4380 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4381 verify_ssa only when the extra argument is true.
4382 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4383 with an extra argument.
4384 (tree_transform_and_unroll_loop): Same.
4386 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4388 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4389 for all the passes of the LNO having LOOP_CLOSED_SSA.
4390 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4391 * tree-loop-distribution.c (pass_loop_distribution): Same.
4392 * tree-pass.h (TODO_verify_loops): Removed.
4393 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4395 (pass_tree_unswitch): Same.
4396 (pass_predcom): Same.
4397 (pass_vectorize): Same.
4398 (pass_linear_transform): Same.
4399 (pass_graphite_transforms): Same.
4400 (pass_iv_canon): Same.
4401 (pass_complete_unroll): Same.
4402 (pass_complete_unrolli): Same.
4403 (pass_parallelize_loops): Same.
4404 (pass_loop_prefetch): Same.
4405 (pass_iv_optimize): Same.
4407 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4410 * passes.c (init_optimization_passes): Move pass_lim before
4411 pass_copy_prop and pass_dce_loop.
4413 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4416 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4417 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4418 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4419 MULTI_* defines for 4 argument vpermil2p* builtins.
4421 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4423 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4424 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4425 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4426 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4427 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4428 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4429 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4430 Use x86_maybe_negate_const_int to output insn mnemonic.
4431 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4432 check from instruction predicate. Update comments.
4433 * config/i386/sync.md (sync_add<mode>): Use
4434 x86_maybe_negate_const_int to output insn mnemonic.
4436 2010-04-06 Jan Hubicka <jh@suse.cz>
4438 PR tree-optimization/42906
4439 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4440 IGNORE_SELF argument. Set visited_control_parents for fully
4442 (find_obviously_necessary_stmts): Update call of
4443 mark_control_dependent_edges_necessary.
4444 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4446 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/i386.md: Remove comment about 'e' and 'E'
4451 2010-04-06 Richard Guenther <rguenther@suse.de>
4453 PR tree-optimization/43627
4454 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4455 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4458 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4460 * BASE-VER: Change to 4.6.0.
4463 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4466 2010-04-06 Richard Guenther <rguenther@suse.de>
4469 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4471 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4473 * doc/invoke.texi (Optimize Options): Document that LTO
4474 won't remove object access purely due to incompatible
4477 2010-04-04 Matthias Klose <doko@ubuntu.com>
4479 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4480 Initialize variable.
4482 2010-04-03 Richard Guenther <rguenther@suse.de>
4485 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4486 require a non-NULL MEM_OFFSET.
4488 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4490 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4491 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4492 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4493 config/alpha/predicates.md, config/arm/arm.md,
4494 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4495 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4496 config/darwin9.h, config/darwin.c, config/darwin.h,
4497 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4498 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4499 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4500 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4501 config/mips/mips.md, config/mn10300/mn10300.c,
4502 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4503 config/rs6000/aix.h, config/rs6000/dfp.md,
4504 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4505 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4506 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4507 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4508 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4509 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4510 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4511 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4512 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4513 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4514 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4515 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4516 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4517 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4518 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4519 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4520 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4521 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4522 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4523 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4524 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4525 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4526 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4527 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4528 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4529 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4530 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4531 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4532 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4533 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4534 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4535 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4536 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4537 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4538 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4539 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4541 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4544 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4545 * aclocal.m4: Regenerate.
4547 2010-04-02 Richard Guenther <rguenther@suse.de>
4549 PR tree-optimization/43629
4550 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4551 if we have seen a constant value.
4553 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4555 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4557 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4560 * arm.c (legitimize_tls_address): Adjust call to
4561 gen_tls_load_dot_plus_four.
4562 (arm_note_pic_base): New function.
4563 (arm_cannot_copy_insn_p): Use it.
4564 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4567 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4572 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4574 * Makefile.in ($(out_object_file)): Depend on
4575 gt-$(basename $(notdir $(out_file))).h.
4577 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4579 * config.gcc (lm32-*-rtems*): Add t-lm32.
4581 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4583 * config.gcc: Add lm32-*-rtems*.
4584 * config/lm32/rtems.h: New file.
4586 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4589 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4591 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4593 * dwarf2out.c (output_compilation_unit_header): For
4594 -gdwarf-4 use version 4 instead of version 3.
4595 (output_line_info): For version 4 and above emit additional
4596 maximum ops per insn header field.
4597 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4599 * dwarf2out.c (is_c_family, is_java): Remove.
4600 (lower_bound_default): New function.
4601 (add_bound_info, gen_descr_array_type_die): Use it.
4603 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4606 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4607 re-declaration when it happens in a function.
4609 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4611 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4612 (cgraph_remove_function_insertion_hook): Same.
4613 (cgraph_call_function_insertion_hooks): Same.
4615 2010-04-01 Richard Guenther <rguenther@suse.de>
4618 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4619 and TREE_THIS_VOLATILE.
4620 (copy_ref_info): Likewise.
4621 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4622 * tree.c (build6_stat): Ignore side-effects of all but arg5
4623 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4626 2010-04-01 Richard Guenther <rguenther@suse.de>
4628 PR tree-optimization/43607
4629 * ipa-type-escape.c (check_call): Do not access non-existing
4632 2010-04-01 Richard Guenther <rguenther@suse.de>
4636 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4637 Jack Howarth <howarth@bromo.med.uc.edu>
4639 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4642 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4644 * doc/install.texi (Prerequisites): Document libelf usability on
4645 IRIX 5/6 and Solaris 2.
4646 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4647 Update GNU as, GNU ld requirements.
4648 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4649 Document Sun Studio compiler download.
4650 Update and simplify as, ld recommendations.
4651 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4653 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4655 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4656 with_tune_32 to pentium4.
4658 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4660 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4662 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4664 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4665 obsoletion, removal.
4667 Document GNU as requirement.
4668 Update configure requirements.
4669 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4670 Recomment IRIX 6.5.18+.
4671 Document IDF/IDL requirement.
4672 Document GNU as requirement.
4673 Document GNU ld bootstrap failure.
4674 Remove freeware.sgi.com reference.
4676 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4678 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4679 UNIX V4.0, V5.0 obsoletion, removal.
4680 Remove --with-gc=simple reference.
4681 Update VM requirements during bootstrap.
4682 Remove -oldas bootstrap description.
4683 Update binutils reference.
4684 Remove comparison failure note.
4686 2010-03-31 Richard Guenther <rguenther@suse.de>
4687 Zdenek Dvorak <ook@ucw.cz>
4688 Sebastian Pop <sebastian.pop@amd.com>
4691 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4692 with multiple arguments.
4693 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4695 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4697 * graphite-dependences.c (print_pddr): Call print_pdr with an
4699 * graphite-poly.c (debug_pdr): Add an extra argument for the
4702 (print_pbb_domain): Same.
4704 (print_scop_context): Same.
4706 (print_cloog): Same.
4707 (debug_pbb_domain): Same.
4711 (debug_scop_context): Same.
4713 (debug_cloog): Same.
4714 (print_scop_params): Same.
4715 (debug_scop_params): Same.
4716 (print_iteration_domain): Same.
4717 (print_iteration_domains): Same.
4718 (debug_iteration_domain): Same.
4719 (debug_iteration_domains): Same.
4720 (print_scattering_function): Same.
4721 (print_scattering_functions): Same.
4722 (debug_scattering_function): Same.
4723 (debug_scattering_functions): Same.
4724 * graphite-poly.h (debug_pdr): Update declaration.
4726 (print_pbb_domain): Same.
4728 (print_scop_context): Same.
4730 (print_cloog): Same.
4731 (debug_pbb_domain): Same.
4735 (debug_scop_context): Same.
4737 (debug_cloog): Same.
4738 (print_scop_params): Same.
4739 (debug_scop_params): Same.
4740 (print_iteration_domain): Same.
4741 (print_iteration_domains): Same.
4742 (debug_iteration_domain): Same.
4743 (debug_iteration_domains): Same.
4744 (print_scattering_function): Same.
4745 (print_scattering_functions): Same.
4746 (debug_scattering_function): Same.
4747 (debug_scattering_functions): Same.
4749 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4751 * graphite-poly.c (print_scattering_function_1): New.
4752 (print_scattering_function): Call it.
4753 (print_scop_params): Remove spaces at the end of lines.
4756 * graphite-poly.h (print_cloog): Declared.
4757 (debug_cloog): Declared.
4759 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4761 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4763 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4764 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4765 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4766 to switch between adding the IV bump in loop->latch or in loop->header.
4768 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4770 * graphite-poly.c (print_scattering_function): Pretty print following
4773 (print_pbb_domain): Same.
4774 (dump_gbb_cases): Same.
4775 (dump_gbb_conditions): Same.
4778 (print_scop_params): Same.
4779 (print_scop_context): Same.
4781 (print_pbb_body): New.
4782 (lst_indent_to): New.
4783 (print_lst): Start new lines with a #.
4784 * graphite-poly.h (pbb_bb): New.
4785 (pbb_index): Use pbb_bb.
4786 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4788 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4790 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4792 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4793 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4794 and 0 instead of 1 for dw_val_class_flag.
4795 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4796 dw_val_class_range_list, dw_val_class_loc_list,
4797 dw_val_class_lineptr and dw_val_class_macptr, use
4798 DW_FORM_flag_present for dw_val_class_flag and
4799 DW_FORM_exprloc for dw_val_class_loc.
4800 (output_die): For -gdwarf-4 print dw_val_class_loc
4801 size as uleb128 instead of 1 or 2 bytes and don't print
4802 anything for dw_val_class_flag.
4804 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4805 instead of cselib_lookup following by tweaking locs->setting_insn.
4808 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4809 even before returning from label, setjmp call or volatile asm
4812 2010-03-31 Richard Guenther <rguenther@suse.de>
4815 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4816 temporary data on stack.
4818 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4820 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4821 (PUSHSECTION_ASM_OP): Remove.
4822 (POPSECTION_ASM_OP): Remove.
4823 (PUSHSECTION_FORMAT): Remove.
4824 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4825 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4826 * config/sol2.c (solaris_output_init_fini): Use it.
4828 2010-03-31 Jie Zhang <jie@codesourcery.com>
4831 * opt-functions.awk (var_type_struct): Use signed char type
4832 for simple variables.
4834 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4836 * config/sol2.c: Include output.h.
4837 (solaris_assemble_visibility): New function.
4838 * config/t-sol2 (sol2.o): Add output.h dependency.
4839 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4840 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4843 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4846 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4847 V2SImode or XFmode on PRE_DEC.
4850 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4853 2010-03-31 Jie Zhang <jie@codesourcery.com>
4856 * reload.h (caller_save_initialized_p): Declare.
4857 * toplev.c (backend_init_target): Don't call
4858 init_caller_save but set caller_save_initialized_p to false.
4859 * caller-save.c (caller_save_initialized_p): Define.
4860 (init_caller_save): Check caller_save_initialized_p.
4861 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4863 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4866 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4867 and soft-fp/t-softfp to tmake_file.
4868 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4869 (LIBGCC2_TF_CEXT): Define.
4872 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4875 * cselib.c (n_useless_values): Document handling of debug locs.
4876 (n_useless_debug_values, n_debug_values): New variables.
4877 (new_elt_loc_list): Don't add to debug values, keep count.
4878 (promote_debug_loc): New.
4879 (cselib_reset_table): Zero new variables.
4880 (entry_and_rtx_equal_p): Promote debug locs.
4881 (discard_useless_locs): Increment n_useless_debug_values for
4883 (remove_useless_values): Adjust n_useless_values and n_debug_values
4884 with n_useless_debug_values.
4885 (add_mem_for_addr): Promote debug locs.
4886 (cselib_lookup_mem): Likewise.
4887 (cselib_lookup_addr): Renamed to...
4888 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4889 (cselib_log_lookup): ... this. Turn into...
4890 (cselib_lookup_addr): ... new wrapper.
4891 (cselib_lookup_from_insn): New.
4892 (cselib_invalidate_regno): Increment n_useless_debug_values for
4894 (cselib_invalidate_mem): Likewise.
4895 (cselib_process_insn): Take n_deleted and n_debug_values into
4896 account to guard remove_useless_value call.
4897 (cselib_finish): Zero n_useless_debug_values.
4898 * cselib.h (cselib_lookup_from_insn): Declare.
4899 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4900 (sched_analyze_2): Likewise.
4902 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4904 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4906 (adjust_mems): Replace narrowing SUBREG of expression containing
4907 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4908 with operations in the narrower mode.
4911 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4912 regs_invalidated_by_call instead all call_used_reg_set registers.
4914 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4917 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4918 pointer comparisons with types_compatible_p.
4919 * tree-vect-stmts.c (vectorizable_call): Same.
4920 (vectorizable_condition): Same.
4922 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4924 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4925 stack check if the mask would be zero.
4927 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4928 Jack Howarth <howarth@bromo.med.uc.edu>
4930 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4933 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4936 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4938 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4939 Include ___unordxf2 and ___unordtf2.
4940 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4943 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4945 * config/lm32/t-lm32: New file.
4946 * config.gcc: Use the above file when targetting lm32.
4948 2010-03-28 Duncan Sands <baldrick@free.fr>
4950 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4952 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4955 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4956 Improve vectorization cost model diagnostic.
4958 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4961 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4962 compute_data_dependences_for_loop returns false, early exit
4963 and output an extra diagnostic for the failed data reference
4966 2010-03-29 Richard Guenther <rguenther@suse.de>
4968 PR tree-optimization/43560
4969 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4970 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4972 2010-03-29 Jie Zhang <jie@codesourcery.com>
4975 * toplev.c (process_options): Set optimization_default_node
4976 and optimization_current_node.
4977 * opts.c (decode_options): Don't set optimization_default_node
4978 and optimization_current_node.
4980 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4982 * config/rtems.h: Abandon -qrtems_debug.
4984 2010-03-28 Jan Hubicka <jh@suse.cz>
4986 PR tree-optimization/43505
4987 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4988 map should not be copied.
4990 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4993 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4994 cdtors, set DECL_PRESERVE_P.
4995 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4998 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5000 PR tree-optimization/43528
5001 * stor-layout.c (place_field): Check that constant fits into
5002 unsigned HWI when skipping calculation of MS bitfield layout.
5004 2010-03-27 Jan Hubicka <jh@suse.cz>
5007 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5008 notice_global_symbol work.
5010 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5012 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5013 instead of dwarf2out_decl.
5014 (struct var_loc_node): Remove section_label field.
5015 (dwarf2out_function_decl): New function.
5016 (dwarf2out_var_location): Don't set section_label field.
5017 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5019 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5021 PR tree-optimization/43544
5022 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5023 First argument for builtin vectorized function hook is now a
5024 tree to be able to distinguish between machine specific and
5026 * targhooks.c (default_builtin_vectorized_function): Ditto.
5027 * targhooks.h (default_builtin_vectorized_function): Ditto.
5028 * target.h (struct gcc_target): Ditto.
5029 * tree-vect-stmts.c (vectorizable_function): Ditto.
5030 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5031 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5034 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5037 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5038 nested binding iff it is a FUNCTION_DECL.
5039 (store_parm_decls_newstyle): Pass nested=true to bind for
5040 FUNCTION_DECLs amongst parameters.
5042 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5044 * var-tracking.c (vt_expand_loc_callback): Don't run
5045 cselib_expand_value_rtx_cb in dummy mode if
5046 cselib_dummy_expand_value_rtx_cb returned false.
5048 * var-tracking.c (emit_note_insn_var_location): For one part
5049 notes with offset 0, don't add EXPR_LIST around the location.
5050 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5051 add_location_or_const_value_attribute): Adjust for that change.
5054 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5055 into first operand and location into second.
5056 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5057 dw_cfi_oprnd_loc for DW_CFA_expression.
5058 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5059 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5060 assume first argument is regnum and second argument is location.
5062 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5065 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5066 of scratch register to DImode. Split to DImode comparison operator.
5067 Use SImode subreg of scratch register in the multiplication.
5068 (*cmp_sadd_sidi): Ditto.
5069 (*cmp_ssub_si): Ditto.
5070 (*cmp_ssub_sidi): Ditto.
5072 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5075 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5076 Remove invalid assert and wrong comment.
5078 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5081 * flags.h (final_insns_dump_p): New extern.
5082 * final.c (final_insns_dump_p): New variable.
5083 (rest_of_clean_state): Set it before -fdump-final-insns=
5084 dumping, clear afterwards.
5085 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5086 MEM_ALIAS_SET on MEMs.
5088 2010-03-26 David S. Miller <davem@davemloft.net>
5090 * configure.ac: Fix sparc GOTDATA_OP bug check.
5091 * configure: Rebuild.
5093 2010-03-26 Alan Modra <amodra@gmail.com>
5095 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5097 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5099 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5100 TLS_SECTION_ASM_FLAG.
5102 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5105 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5106 Clear first_function_block_is_cold.
5109 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5110 argument if the argument is truth_value_p.
5112 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5114 * config/rs6000/constraints.md: Update copyright year for my changes.
5117 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5118 used in reg+reg addressing, swap registers.
5120 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5123 * target.h (struct gcc_target): Add code_end hook.
5124 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5126 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5127 * toplev.c (compile_file): Call targetm.asm_out.code_end
5128 hook before unwind info/debug info output.
5129 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5130 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5131 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5132 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5133 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5134 * config/i386/i386.c (ix86_file_end): Renamed to...
5135 (ix86_code_end): ... this. Make static. Don't call
5136 file_end_indicate_exec_stack. Emit unwind info using
5137 final_start_function/final_end_function.
5138 (darwin_x86_file_end): Remove.
5139 (TARGET_ASM_CODE_END): Define.
5140 * config/i386/i386.h (TARGET_ASM_FILE_END,
5141 NEED_INDICATE_EXEC_STACK): Don't define.
5142 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5143 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5144 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5145 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5148 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5149 at the beginning and final_end_function at the end.
5150 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5152 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5154 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5155 and Sun as TLS syntax.
5156 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5157 * configure: Regenerate.
5158 * config.in: Regenerate.
5159 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5160 (default_elf_asm_named_section): Use it.
5161 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5162 (i386_output_dwarf_dtprel): Likewise.
5163 (output_addr_const_extra): Likewise.
5164 (output_pic_addr_const): Lowercase @GOTTPOFF.
5165 (output_addr_const_extra): Likewise.
5166 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5167 (output_addr_const_extra): Likewise.
5168 (output_pic_addr_const): Lowercase @INDNTPOFF.
5169 (output_addr_const_extra): Likewise.
5170 (output_pic_addr_const): Lowercase @NTPOFF.
5171 (output_addr_const_extra): Likewise.
5172 (output_pic_addr_const): Lowercase @TPOFF.
5173 (output_addr_const_extra): Likewise.
5174 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5175 (*tls_global_dynamic_64): Likewise.
5176 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5177 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5179 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5180 (ASM_OUTPUT_TLS_COMMON): Use it.
5181 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5184 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5185 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5186 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5187 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5188 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5189 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5191 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5193 * config/i386/i386.c (override_options): Don't accept
5194 -mtls-dialect=sun any longer.
5195 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5196 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5197 (*tls_local_dynamic_base_32_sun): Likewise.
5198 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5200 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5203 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5204 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5207 * ira.c (adjust_cleared_regs): New function.
5208 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5212 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5214 * expr.c (expand_expr_real): Restore previous
5215 curr_insn_source_location and curr_insn_block after
5216 expand_expr_real_1 call.
5217 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5218 instead of expand_expr_real_1.
5220 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5222 PR rtl-optimization/43413
5223 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5226 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5229 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5230 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5232 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5234 * config/i386/i386.c (ix86_target_string): Add -mfma.
5235 Fix a typo in comment.
5237 2010-03-22 Mike Stump <mikestump@comcast.net>
5240 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5241 Don't overly align based upon packed packed fields.
5243 2010-03-22 Jason Merrill <jason@redhat.com>
5245 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5246 Use () rather than [], and move before the element type.
5248 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5250 * doc/configfiles.texi (Configuration Files): Removed
5251 fixinc/Makefile*, intl/Makefile.*.
5252 * doc/makefile.texi: Fixed markup. Abstract from version
5253 control system used.
5254 (Makefile): Removed obsolete gcc/java/parse.y example.
5255 * doc/sourcebuild.texi: Likewise.
5256 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5257 libgomp, libssp. Removed fastjar.
5258 (Miscellaneous Docs): Clarify location.
5259 Added COPYING3, COPYING3.LIB.
5260 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5262 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5265 * config/i386/i386.c (x86_function_profiler)
5266 [!NO_PROFILE_COUNTERS]: Fix typo.
5267 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5270 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5271 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5273 * doc/sourcebuild.texi (Test Directives): Split into six
5274 subsections, with most of the current text in new subsections
5275 Directives, Selectors, and Final Actions.
5276 (Directives): Split list of test directives into multiple
5278 (Selectors): Describe use and syntax of selectors.
5279 (Effective-Target Keywords): Describe all existing keywords.
5280 (Add Options): Describe features for dg-add-options.
5281 (Require Support): Describe variants of dg-require-support.
5282 (Final Actions): Describe commands to use in dg-final.
5284 2010-03-22 Michael Matz <matz@suse.de>
5287 * recog.c (validate_replace_rtx_group): Replace also in
5288 REG_EQUAL and REG_EQUIV notes.
5290 2010-03-22 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/43390
5293 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5294 sure vector extracts are type correct.
5296 2010-03-22 Richard Guenther <rguenther@suse.de>
5299 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5300 x * sqrt (x) even when optimizing for size if the target
5301 has native support for sqrt.
5303 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5305 * varasm.c (make_decl_rtl_for_debug): Also clear
5306 flag_mudflap for the duration of make_decl_rtl call.
5309 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5310 locs from preserved VALUEs.
5312 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5315 * pa.md (movmemsi): Set align to one if zero.
5316 (movmemdi): Likewise.
5318 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5321 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5322 with their corresponding prologue pushes.
5324 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5327 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5328 at the begining or end.
5329 (spu_expand_epilogue): Likewise.
5331 2010-03-20 Richard Guenther <rguenther@suse.de>
5333 PR rtl-optimization/43438
5334 * combine.c (make_extraction): Properly zero-/sign-extend an
5335 extraction of the low part of a CONST_INT. Also handle
5338 2010-03-19 Mike Stump <mikestump@comcast.net>
5340 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5341 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5342 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5344 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5347 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5350 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5352 PR rtl-optimization/42258
5353 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5354 use that may match DEF.
5357 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5358 the cost of loading the constant rather than assuming
5360 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5361 outer code is AND, do the same tests as the andsi3 expander and
5362 return COSTS_N_INSNS (1) if and is cheap.
5364 * optabs.c (avoid_expensive_constant): Fix formatting.
5366 2010-03-19 Michael Matz <matz@suse.de>
5369 * attribs.c (decl_attributes): When rebuilding a function pointer
5370 type use the same qualifiers as the original pointer type.
5372 2010-03-19 Martin Jambor <mjambor@suse.cz>
5374 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5375 and is_gimple_ip_invariant_address.
5377 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5380 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5382 * config/arm/arm.c (arm_override_options): Turn off
5383 flag_dwarf2_cfi_asm for AAPCS variants.
5385 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5388 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5389 Use PRE_MODIFY instead of PRE_DEC.
5390 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5391 (vfp_emit_fstmd): Likewise.
5393 2010-03-19 Michael Matz <matz@suse.de>
5396 * builtins.c (expand_builtin_interclass_mathfn,
5397 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5400 2010-03-19 Richard Guenther <rguenther@suse.de>
5402 PR tree-optimization/43415
5403 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5404 (phi_translate_1): ... this.
5405 (phi_translate): Move all caching here. Cache all NARY
5406 and REFERENCE translations.
5408 2010-03-19 David S. Miller <davem@davemloft.net>
5410 With help from Eric Botcazou.
5411 * config/sparc/sparc.c: Include dwarf2out.h.
5412 (emit_pic_helper): Delete.
5413 (pic_helper_symbol_name): Delete.
5414 (pic_helper_emitted_p): Delete.
5415 (pic_helper_needed): New.
5416 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5417 (get_pc_thunk_name): New.
5418 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5419 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5420 Set pic_helper_needed to true. Don't call emit_pic_helper.
5421 (sparc_expand_prologue): Update load_pic_register call.
5422 (sparc_output_mi_thunk): Likewise.
5423 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5424 thunk if possible. Output CFI information as needed.
5426 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5427 Jack Howarth <howarth@bromo.med.uc.edu>
5430 * config/i386/i386.h: Fix ABI on darwin x86-32.
5432 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5434 * tree.h: Declare make_decl_rtl_for_debug.
5435 * varasm.c (make_decl_rtl_for_debug): New.
5436 * dwarf2out.c (rtl_for_decl_location): Call it.
5437 * cfgexpand.c (expand_debug_expr): Call it.
5439 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5442 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5446 * var-tracking.c (vt_init_cfa_base): Do nothing if
5447 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5449 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5452 * var-tracking.c (canonicalize_vars_star): New.
5453 (dataflow_post_merge_adjust): Use it.
5455 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5458 * var-tracking.c (non_suitable_const): New function.
5459 (add_uses): For DEBUG_INSNs with constants, don't record any
5460 value, instead just the constant value itself.
5461 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5462 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5463 (emit_notes_in_bb): Likewise.
5464 (emit_note_insn_var_location): For onepart variables if
5465 cur_loc is a VOIDmode constant, use DECL_MODE.
5467 2010-03-18 Martin Jambor <mjambor@suse.cz>
5470 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5471 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5472 all non-clones. Moved call redirection...
5473 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5474 (cgraph_materialize_all_clones): Dispose of all
5475 combined_args_to_skip bitmaps.
5476 (verify_cgraph_node): Do not check for edges pointing to wrong
5477 nodes in inline clones.
5478 * tree-inline.c (copy_bb): Call
5479 cgraph_redirect_edge_call_stmt_to_callee.
5480 * ipa.c (cgraph_remove_unreachable_nodes): Call
5481 cgraph_node_remove_callees even when there are used clones.
5483 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5485 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5487 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5490 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5493 2010-03-18 Michael Matz <matz@suse.de>
5496 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5497 into sqrt(x) if we need to preserve signed zeros.
5499 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5500 Eric Botcazou <ebotcazou@adacore.com>
5502 PR rtl-optimization/43360
5503 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5504 note if we don't know its invariant status.
5506 2010-03-18 Michael Matz <matz@suse.de>
5508 PR tree-optimization/43402
5509 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5510 PHI chains of ssa names registered for update.
5512 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5515 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5516 non-offsettable and pre_modify update addressing.
5517 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5518 and "2" alternatives "#".
5519 (*movdd_softfloat32): Make all alternatives "#";
5520 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5521 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5522 (*movdf_softfloat32): Make all alternatives "#";
5523 (movdi): Use the new DIFD mode iterator to create a common splitter
5524 for movdi, movdf and movdd patterns.
5526 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5528 * common.opt (dumpdir): Remove redundant tab.
5530 2010-03-17 Martin Jambor <mjambor@suse.cz>
5532 PR tree-optimization/43347
5533 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5534 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5536 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5538 PR rtl-optimization/42216
5539 * regrename.c (create_new_chain): New function, broken out from...
5540 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5541 appending a use to an empty chain.
5542 (build_def_use): Remove previous changes that convert OP_INOUT to
5543 OP_OUT operands; instead detect the case where an OP_INOUT operand
5544 uses a previously untracked register and create an empty chain for it.
5546 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5548 * doc/extend.texi (Function Attributes): Rewrite unfinished
5549 sentence in ms_abi documentation.
5551 2010-03-17 Alan Modra <amodra@gmail.com>
5553 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5554 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5555 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5556 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5558 2010-03-16 Richard Henderson <rth@redhat.com>
5561 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5562 (lower_try_finally): Save and restore eh_seq around the expansion
5565 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5567 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5568 statements before splitting block.
5570 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5572 * doc/sourcebuild.texi (Testsuites): Fix markup.
5573 Use pathnames relative to gcc/testsuite.
5574 (Test Directives): Move description of how timeout is determined.
5575 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5576 (C Tests): Correct gcc.misc-tests directory.
5577 Framework tests now live in gcc.test-framework.
5579 2010-03-16 Richard Guenther <rguenther@suse.de>
5582 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5583 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5585 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5586 Alexandre Oliva <aoliva@redhat.com>
5588 PR tree-optimization/42917
5589 * lambda-code.c (remove_iv): Skip debug statements.
5590 (lambda_loopnest_to_gcc_loopnest): Likewise.
5591 (not_interesting_stmt): Debug statements are not interesting.
5593 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5597 * cselib.c (cselib_preserve_constants,
5598 cfa_base_preserved_val): New static variables.
5599 (preserve_only_constants): New function.
5600 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5601 clear its REG_VALUES. If cselib_preserve_constants, don't
5602 empty the whole hash table, but preserve there VALUEs with constants,
5603 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5604 (cselib_preserve_cfa_base_value): New function.
5605 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5606 (cselib_init): Change argument to int bitfield. Set
5607 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5609 (cselib_finish): Clear cselib_preserve_constants and
5610 cfa_base_preserved_val.
5611 * cselib.h (enum cselib_record_what): New enum.
5612 (cselib_init): Change argument to int.
5613 (cselib_preserve_cfa_base_value): New prototype.
5614 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5615 * dse.c (dse_step1): Likewise.
5616 * cfgcleanup.c (thread_jump): Likewise.
5617 * sched-deps.c (sched_analyze): Likewise.
5618 * gcse.c (local_cprop_pass): Likewise.
5619 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5620 If FN is non-NULL, call the callback always and whenever it returns
5621 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5622 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5623 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5624 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5625 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5626 * var-tracking.c: Include recog.h.
5627 (bb_stack_adjust_offset): Remove.
5628 (vt_stack_adjustments): Don't call it, instead just gather the
5629 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5630 (adjust_stack_reference): Remove.
5631 (compute_cfa_pointer): New function.
5632 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5633 (struct adjust_mem_data): New type.
5634 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5636 (get_address_mode): New function.
5637 (replace_expr_with_values): Use it.
5638 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5639 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5640 (adjust_sets): Remove.
5641 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5642 Use get_address_mode.
5643 (get_adjusted_src): Remove.
5644 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5645 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5646 (add_with_sets): Don't call adjust_sets.
5647 (fp_setter, vt_init_cfa_base): New functions.
5648 (vt_initialize): Change return type to bool. Move most of pool etc.
5649 initialization to the beginning of the function from end. Pass
5650 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5651 If !frame_pointer_needed, call vt_stack_adjustment before mos
5652 vector is filled, call vt_init_cfa_base if argp/framep has been
5653 eliminated to sp. If frame_pointer_needed and argp/framep has
5654 been eliminated to hard frame pointer, set
5655 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5656 encountering fp setter in the prologue. For MO_ADJUST, call
5657 log_op_type before pusing the op into mos vector, not afterwards.
5658 Call adjust_insn before cselib_process_insn/add_with_sets,
5659 call cancel_changes (0) afterwards.
5660 (variable_tracking_main_1): Adjust for vt_initialize calling
5661 vt_stack_adjustments and returning whether it succeeded or not.
5663 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5665 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5668 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5670 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5672 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5673 drap_reg has not been set.
5675 2010-03-15 Michael Matz <matz@suse.de>
5678 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5679 use it to expand block copies.
5680 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5681 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5682 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5684 2010-03-15 Richard Guenther <rguenther@suse.de>
5686 PR tree-optimization/43367
5687 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5690 2010-03-15 Richard Guenther <rguenther@suse.de>
5692 PR tree-optimization/43317
5693 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5695 2010-03-15 Martin Jambor <mjambor@suse.cz>
5697 PR tree-optimization/43141
5698 * tree-sra.c (create_abstract_origin): New function.
5699 (modify_function): Call create_abstract_origin.
5701 2010-03-15 Chris Demetriou <cgd@google.com>
5703 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5706 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5709 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5710 call insert_out_of_ssa_copy for default definitions.
5712 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5714 * graphite-clast-to-gimple.c (my_long_long): Defined.
5715 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5716 * graphite-sese-to-poly.c (my_long_long): Defined.
5717 (scop_ivs_can_be_represented): Use it.
5719 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5721 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5722 graphite-max-bbs-per-function, and loop-block-tile-size.
5723 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5725 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5727 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5729 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5730 forward declaration.
5731 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5732 (add_upper_bounds_from_estimated_nit): New.
5733 (build_loop_iteration_domains): Use it.
5735 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5737 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5739 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5742 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5743 should be an INTEGER_CST. Also handle CASE_CONVERT.
5745 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5747 * graphite.c (graphite_initialize): To bound the number of bbs per
5748 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5749 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5750 * doc/invoke.texi: Document it.
5752 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5754 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5755 * graphite-sese-to-poly.h (build_poly_scop): Same.
5757 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5759 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5760 the number of parameters in the scop. Use as an upper bound
5761 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5762 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5763 * doc/invoke.texi: Document it.
5765 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5767 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5768 * doc/c-tree.texi: Remove.
5769 * doc/generic.texi: Merge c-tree.texi here.
5770 * doc/gccint.texi (Trees): Remove menu entry.
5771 (c-tree.texi): Remove @include.
5772 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5773 * doc/languages.texi (Reading RTL): Ditto.
5775 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5778 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5780 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5783 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5784 code added to work around reload clobbering CONST insns.
5786 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5788 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5789 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5790 (cselib_preserve_only_values): Remove retain argument, don't
5791 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5792 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5793 * var-tracking.c (micro_operation): Move insn field before union.
5794 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5795 (struct variable_tracking_info_def): Remove n_mos field, change
5796 mos into a vector of micro_operations.
5797 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5798 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5799 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5800 changing into a vector.
5801 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5802 come before all other uops generated by add_stores.
5803 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5805 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5806 a vector. Run just one pass over the bbs instead of separate counting
5807 and computation phase.
5808 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5811 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5812 into *nonlocalized_list vector.
5813 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5814 even if origin is non-NULL.
5815 (gen_variable_die): Likewise.
5816 (process_scope_var): Don't change origin.
5817 (gen_decl_die): Likewise.
5818 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5819 before adding new edges instead of after it, fix moving over
5822 2010-03-11 David S. Miller <davem@davemloft.net>
5824 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5826 * configure: Rebuild.
5828 2010-03-11 Martin Jambor <mjambor@suse.cz>
5830 PR tree-optimization/43257
5831 * tree.c (assign_assembler_name_if_neeeded): New function.
5832 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5834 * tree.h (assign_assembler_name_if_neeeded): Declare.
5835 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5836 the function if needed.
5838 2010-03-11 Chris Demetriou <cgd@google.com>
5840 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5841 include/stdint-gcc.h, and include/stdint.h world-readable.
5843 2010-03-11 Richard Guenther <rguenther@suse.de>
5845 PR tree-optimization/43255
5846 * tree-vrp.c (process_assert_insertions_for): Do not insert
5847 asserts for trivial conditions.
5849 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5851 PR tree-optimization/43280
5852 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5853 generation. Move calculation of size out of the if branch.
5854 (find_bswap): Modify compare number generation.
5856 2010-03-11 Richard Guenther <rguenther@suse.de>
5859 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5860 (input_gimple_stmt): Fixup handled component types during
5861 operand read. Also fix up decls in ADDR_EXPRs.
5863 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5865 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5866 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5868 2010-03-10 Jan Hubicka <jh@suse.cz>
5871 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5872 * varasm.c (get_variable_section): Don't do that here...
5873 (make_decl_rtl): ... and here.
5874 (do_assemble_alias): Produce decl RTL.
5875 (assemble_alias): Likewise.
5877 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5880 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5881 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5883 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5884 (based_loc_descr): Only express drap or vdrap regno based expressions
5885 using DW_OP_fbreg when not optimizing.
5886 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5887 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5888 REG_CFA_SET_VDRAP note.
5890 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5892 PR tree-optimization/43236
5893 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5894 error in calculation of base address in reverse iteration case.
5895 (generate_builtin): Take number of latch executions if the statement
5898 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5901 * tree-eh.c: Include pointer-set.h.
5902 (lower_eh_dispatch): Filter out duplicate case labels and
5903 remove the unneeded edge when the label is unused. Return
5904 true when some edges are removed.
5905 (execute_lower_eh_dispatch): When any lowering resulted in
5906 removing an edge, also delete unreachable blocks.
5908 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5911 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5912 UNSPEC_MACHOPIC_OFFSET.
5914 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5917 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5918 (m68k_delegitimize_address): New function.
5920 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5923 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5926 * var-tracking.c (adjust_sets): New function.
5927 (count_with_sets, add_with_sets): Use it.
5928 (get_adjusted_src): New inline function.
5929 (add_stores): Use it.
5932 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5933 call cselib_dummy_expand_value_rtx_cb instead of
5934 cselib_expand_value_rtx_cb.
5937 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5938 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5939 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5940 and .cfi_endproc around the pic thunks.
5941 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5942 all queued unwind info register saves are saved before the call.
5943 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5944 considered as sp-=4 for unwind info and the pop as sp+=4 which
5945 also clobbers dest, but doesn't actually restore it.
5948 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5949 RTX_FRAME_RELATED_P.
5951 2010-03-09 Jie Zhang <jie@codesourcery.com>
5953 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5954 whitespaces in output template.
5956 2010-03-09 Jie Zhang <jie@codesourcery.com>
5958 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5961 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5963 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5964 builtins.exp in a separate job.
5966 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5968 * graphite-sese-to-poly.c (add_param_constraints): Use
5969 lower_bound_in_type and upper_bound_in_type.
5971 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5973 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5974 instead of unsigned_type_node.
5976 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5977 Reza Yazdani <reza.yazdani@amd.com>
5980 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5981 on pointer type parameters.
5983 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5987 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5988 handle conversions from pointer to integers.
5989 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5990 induction variable, to be able to work with code generated by CLooG.
5991 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5992 (build_poly_scop): Bail out if we cannot codegen a loop.
5994 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5996 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5997 code generation with gloog_error.
5999 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6001 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6002 Call fold_convert on all the returned values.
6003 (expand_scalar_variables_expr): Pass to
6004 expand_scalar_variables_ssa_name the type of the resulting expression.
6006 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6008 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6009 ppl_min_for_le_pointset.
6010 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6011 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6013 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6015 * graphite-dependences.c (map_into_dep_poly): Removed.
6016 (dependence_polyhedron_1): Use combine_context_id_scat.
6018 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6020 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6021 (struct poly_bb): Same.
6022 (combine_context_id_scat): New.
6024 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6027 * sese.c (name_defined_in_loop_p): Return false for default
6030 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6032 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6033 and clean up the logic.
6035 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6037 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6040 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6042 * var-tracking.c (remove_cselib_value_chains): Define only for
6044 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6045 delete_slot_part, emit_notes_for_differences_1): Don't call
6046 remove_cselib_value_chains here.
6047 (set_slot_part, emit_notes_for_differences_2): Don't call
6048 add_cselib_value_chains here.
6049 (preserved_values): New vector.
6050 (preserve_value): New function.
6051 (add_uses, add_stores, vt_add_function_parameters): Use it
6052 instead of cselib_preserve_value.
6053 (changed_values_stack): New vector.
6054 (check_changed_vars_0): New function.
6055 (check_changed_vars_1, check_changed_vars_2): Use it.
6056 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6057 changed_values_stack VALUEs.
6058 (vt_emit_notes): For all preserved_values call
6059 add_cselib_value_chains. If ENABLE_CHECKING call
6060 remove_cselib_value_chains before verifying value_chains is empty.
6061 Initialize and free changed_values_stack.
6062 (vt_initialize): Initialize preserved_values.
6063 (vt_finalize): Free preserved_values.
6065 2010-03-08 Richard Guenther <rguenther@suse.de>
6067 PR tree-optimization/43269
6068 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6071 2010-03-08 Martin Jambor <mjambor@suse.cz>
6073 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6074 (ipa_is_param_called): Removed.
6075 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6076 (ipa_print_node_params): Do not print the called flag.
6077 (ipa_write_node_info): Do not stream the called flag.
6078 (ipa_read_node_info): Likewise.
6080 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6083 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6084 * cselib.c (struct expand_value_data): Add dummy field.
6085 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6087 (cselib_dummy_expand_value_rtx_cb): New function.
6088 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6090 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6091 * var-tracking.c: Include pointer-set.h.
6092 (variable): Change n_var_parts to char from int. Add
6093 cur_loc_changed and in_changed_variables fields.
6094 (variable_canonicalize): Remove.
6095 (shared_var_p): New inline function.
6096 (unshare_variable): Maintain cur_loc_changed and
6097 in_changed_variables fields. If var was in changed_variables,
6098 replace it there with new_var. Just copy cur_loc instead of
6099 resetting it to something else.
6100 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6101 (dataflow_set_union): Don't call variable_canonicalize.
6102 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6103 of their DEBUG_EXPR_TREE_DECLs.
6104 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6105 and in_changed_variables and cur_loc_changed is false.
6106 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6107 and cur_loc_changed. Don't update cur_loc here.
6108 (variable_merge_over_src): Don't call variable_canonicalize.
6109 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6110 removing loc that is equal to cur_loc, clear cur_loc,
6111 set cur_loc_changed and ensure variable_was_changed is called.
6112 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6113 compare pointers in cur_loc check, if it is equal to loc,
6114 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6115 (variable_different_p): Remove compare_current_location argument,
6116 don't compare cur_loc.
6117 (dataflow_set_different_1): Adjust variable_different_p caller.
6118 (variable_was_changed): If dv had some var in changed_variables
6119 already, reset in_changed_variables flag for it and propagate
6120 cur_loc_changed over to the new variable. On empty var
6121 always set cur_loc_changed. Set in_changed_variables on whatever
6122 var is added to changed_variables.
6123 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6124 Use shared_var_p. When removing loc that is equal to cur_loc,
6125 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6126 end, don't set it to something else, just call variable_was_changed.
6127 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6128 loc being removed, clear cur_loc and set cur_loc_changed.
6129 Set cur_loc_changed if all locations have been removed.
6130 (struct expand_loc_callback_data): New type.
6131 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6132 allocated. Always create SUBREGs if simplify_subreg failed.
6133 Prefer to use cur_loc, when that fails and still in
6134 changed_variables (and seen first time) recompute it. Set
6135 cur_loc_changed of variables which had to change cur_loc and
6136 compute elcd->cur_loc_changed if any of the subexpressions used
6137 had to change cur_loc.
6138 (vt_expand_loc): Adjust to pass arguments in
6139 expand_loc_callback_data structure.
6140 (vt_expand_loc_dummy): New function.
6141 (emitted_notes): New variable.
6142 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6143 that weren't used for any other decl in current
6144 emit_notes_for_changes call call vt_expand_loc_dummy to update
6145 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6146 first loc_chain location if NULL before. Always use just
6147 cur_loc instead of first loc_chain location. When cur_loc_changed
6148 is false, when not --enable-checking=rtl just don't emit any note.
6149 When rtl checking, compute the note and assert it is the same
6150 as previous note. Clear cur_loc_changed and in_changed_variables
6151 at the end before removing from changed_variables.
6152 (check_changed_vars_3): New function.
6153 (emit_notes_for_changes): Traverse changed_vars to call
6154 check_changed_vars_3 on each changed var.
6155 (emit_notes_for_differences_1): Clear cur_loc_changed and
6156 in_changed_variables. Recompute cur_loc of new_var.
6157 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6158 (vt_emit_notes): Initialize and destroy emitted_notes.
6160 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6162 PR rtl-optimization/42220
6163 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6164 Use verify_reg_tracked to determine if we should use OP_OUT rather
6166 (build_def_use): If we see an in-out operand for a register that we
6167 know nothing about, treat is an output if possible, fail the block if
6170 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6173 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6176 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6179 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6180 uses of relevant DEFs that are dead outside the loop too.
6182 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6184 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6186 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6188 * var-tracking.c (values_to_unmark): New variable.
6189 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6190 values_to_unmark vector. Moved body to...
6191 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6192 instead queue it into values_to_unmark vector.
6193 (vt_find_locations): Free values_to_unmark vector.
6195 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6197 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6198 (site.exp): Export them when plugins are enabled.
6200 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6203 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6205 (chrec_fold_multiply): Same.
6207 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6210 * c-decl.c (build_compound_literal): Return early if init is
6213 2010-03-04 Martin Jambor <mjambor@suse.cz>
6215 PR tree-optimization/43164
6216 PR tree-optimization/43191
6217 * tree-sra.c (type_consists_of_records_p): Reject records with
6218 zero-size bit-fields at the end.
6220 2010-03-04 Mike Stump <mikestump@comcast.net>
6222 * Makefile.in (TAGS): Remove *.y.
6224 2010-03-04 Richard Guenther <rguenther@suse.de>
6226 PR tree-optimization/40761
6227 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6229 (my_rev_post_order_compute): New function.
6230 (init_pre): Call it.
6232 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6235 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6236 decrease the cost of an IV candidate when the cost is infinite.
6238 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6240 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6241 Use '3DNow!' for the extension of that name, ensure normal space
6243 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6245 2010-03-03 Jeff Law <law@redhat.com>
6247 * PR middle-end/32693
6248 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6249 than gen_rtx_SUBREG.
6250 (extract_bit_field_1): Likewise.
6252 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6254 * doc/sourcebuild.texi (Test directives): Document that arguments
6255 include-opts and exclude-opts are now optional for dg-skip-if,
6256 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6258 2010-03-03 Jason Merrill <jason@redhat.com>
6261 * cgraph.h (varpool_node): Add extra_name field.
6262 * varpool.c (varpool_extra_name_alias): New.
6263 (varpool_assemble_decl): Emit extra name aliases.
6264 (varpool_mark_needed_node): Look past an extra name alias.
6265 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6266 * lto-streamer-in.c (lto_input_tree): Read it.
6267 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6269 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6271 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6272 (sparc*-*-solaris2*): ...this.
6274 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6277 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6278 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6279 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6280 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6283 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6284 fallthrough to default handling, just with want_address 0 instead of 2.
6285 For single element lists, add_AT_loc directly, otherwise create an
6286 artificial variable DIE and stick location list to it.
6289 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6290 (VAL_EXPR_HAS_REVERSE): Define.
6291 (reverse_op): New function.
6292 (add_stores): For reversible operations add an extra MO_VAL_USE.
6294 2010-03-02 Jason Merrill <jason@redhat.com>
6296 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6298 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6300 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6301 (sparc64-*-linux*): Likewise.
6302 (sparc64-*-solaris2*): Include assembler files before linker ones.
6303 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6304 * config/sparc/gas.h: Delete.
6305 * config/sparc/sol2-64.h: Add copyright notice.
6306 * config/sparc/sol2-gas-bi.h: Likewise.
6307 * config/sparc/sol2-gld.h: Likewise.
6308 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6309 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6310 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6311 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6312 (sparc_elf_asm_named_section): Rename into...
6313 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6315 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6317 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6319 2010-03-02 Jeff Law <law@redhat.com>
6322 * reload1.c (rtx_p, substitute_stack): Declare.
6323 (substitute): Record addresses of changed rtxs.
6324 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6325 Restore the original rtx when complete.
6326 (reload): Free subsitute_stack when complete.
6328 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6330 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6331 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6333 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6334 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6335 Torture Tests): Change from subsection to section.
6337 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6338 Steven Bosscher <steven@gcc.gnu.org>
6340 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6343 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6346 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6347 the assignment from the new induction variable to the assignment
6348 of the value from the original loop PHI function.
6350 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6351 Daniel Jacobowitz <dan@codesourcery.com>
6353 * doc/sourcebuild.texi (Test directives): Clarify options to
6356 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6358 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6359 Disable cfi directives unless GCC and gas agree on using read-only
6360 .eh_frame sections for 64-bit.
6361 * configure: Regenerate.
6363 2010-03-01 Richard Guenther <rguenther@suse.de>
6365 PR tree-optimization/43220
6366 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6367 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6369 2010-03-01 Richard Guenther <rguenther@suse.de>
6370 Martin Jambor <mjambor@suse.cz>
6373 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6374 gimplified parameters.
6376 2010-03-01 Christian Bruel <christian.bruel@st.com>
6378 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6380 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6382 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6384 2010-03-01 Richard Guenther <rguenther@suse.de>
6387 * expr.c (expand_assignment): Use the alias-oracle to tell
6388 if the rhs aliases the result decl.
6390 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6393 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6394 to sol_gt_pch_get_address.
6395 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6396 64-bit, SPARC and x86.
6397 (sol_gt_pch_get_address): New function.
6399 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6401 * toplev.h (inform_n, error_n): Declare.
6402 * diagnostic.c (inform_n, error_n): New function.
6404 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6406 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6407 has no rtl yet when processing local_decls, queue it and recheck
6408 if deferred stack allocation hasn't assigned it rtl.
6410 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6412 * config/sh/sh.c (unspec_bbr_uid): New.
6413 (gen_block_redirect): Use it instead of INSN_UID.
6414 (gen_far_branch): Likewise.
6416 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6418 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6419 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6421 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6423 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6424 (Warning Options): -Wno-conversion-null is valid for
6425 Objective-C++ as well.
6426 * doc/tm.texi (Named Address Spaces): Likewise.
6427 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6428 * doc/tree-ssa.texi (Tree SSA): Likewise.
6430 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6433 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6434 by default. Don't set the default arch for
6435 i[34567]86-*-darwin*|x86_64-*-darwin*.
6437 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6440 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6441 default. Set the default 32bit/64bit archs with $with_arch
6442 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6444 2010-02-27 Richard Guenther <rguenther@suse.de>
6446 PR tree-optimization/43186
6447 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6448 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6449 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6450 unroller iterations.
6452 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6454 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6455 required and i[34567]86-*-* targets don't support 64bit ISA.
6457 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6460 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6463 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6465 * config.gcc: Set the default arch at least to Prescott for
6466 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6467 if SSE math is enabled.
6469 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6471 * diagnostic.c (diagnostic_initialize): Update.
6472 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6474 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6475 (diagnostic_inhibit_notes): New.
6476 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6478 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6481 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6482 * doc/standards.texi: Likewise.
6483 * doc/extend.texi: Likewise.
6484 * doc/trouble.texi: Likewise.
6485 * doc/cppopts.texi: Likewise.
6486 * doc/install.texi: Likewise.
6487 * c.opt (std=c90,std=gnu90): New options.
6488 * c-opts.c (c_common_handle_option): Handle them.
6490 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6493 * c-decl.c (undeclared_variable): Use an informative note.
6495 2010-02-26 Richard Guenther <rguenther@suse.de>
6497 PR tree-optimization/43186
6498 * gimple.h (gimple_fold): Remove.
6499 * gimple.c (gimple_fold): Remove. Inline into single user ...
6500 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6501 Try harder for conditions.
6503 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6506 * function.c (used_types_insert): Don't skip through named pointer
6507 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6508 and it is different from the main variant's type.
6510 2010-02-26 Nick Clifton <nickc@redhat.com>
6512 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6514 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6516 * config.gcc: Support --with-fpmath=sse for x86.
6518 * config/i386/ssemath.h: New.
6520 * doc/install.texi (--with-fpmath=sse): Documented.
6522 2010-02-26 Richard Guenther <rguenther@suse.de>
6524 PR tree-optimization/43188
6525 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6526 vector types of over-aligned element type.
6528 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6531 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6532 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6534 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6536 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6538 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6540 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6541 * var-tracking.c: Include diagnostic.h.
6542 (debug_dv): New function.
6543 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6546 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6547 (add_value_chain, add_value_chains, remove_value_chain,
6548 remove_value_chains): Handle DEBUG_EXPRs.
6549 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6552 * regcprop.c (struct queued_debug_insn_change): New type.
6553 (struct value_data_entry): Add debug_insn_changes field.
6554 (struct value_data): Add n_debug_insn_changes field.
6555 (debug_insn_changes_pool): New variable.
6556 (free_debug_insn_changes, apply_debug_insn_changes,
6557 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6558 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6559 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6561 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6563 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6564 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6565 changes, call cprop_find_used_regs via note_stores.
6566 (copyprop_hardreg_forward): When copying vd from predecessor
6567 which has any queued DEBUG_INSN changes, make sure the pointers are
6568 cleared. At the end call df_analyze and then if there are any
6569 DEBUG_INSN changes queued at the end of some basic block for still
6570 live registers, apply them.
6571 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6573 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6575 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6578 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6580 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6581 targets. Set the default with_cpu/with_arch from arch/cpu.
6582 Allow x86-64 and native for with_cpu/with_arch.
6584 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6586 * ebitmap.c: Change calls to verify_popcount with calls to
6587 sbitmap_verify_popcount.
6588 (ebitmap_clear_bit): Fixed map->cacheindex test and
6589 map>cache update when bit clearing results in an empty
6592 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6595 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6596 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6597 and support both V2DF and V2DI modes.
6598 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6599 support both V2DF and V2DI modes.
6600 (general): Delete trailing whitespace from a few patterns.
6602 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6603 V2DF/V2DI interleave high/low builtins.
6605 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6608 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6609 interleave high/low functions.
6611 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6613 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6614 #pragma extern_prefix.
6616 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6619 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6620 BLKmode, assert op0 is a MEM and just adjust its mode.
6623 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6624 if bitpos isn't multiple of mode's bitsize.
6626 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6628 * c.opt (-ftemplate-depth=): New.
6629 (-ftemplate-depth-): Deprecate.
6630 * optc-gen.awk: Handle -ftemplate-depth=.
6631 * opth-gen.awk: Likewise.
6632 * c-opts.c (c_common_handle_option): Likewise.
6633 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6635 2010-02-24 Jason Merrill <jason@redhat.com>
6637 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6639 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6641 * cfg.c (alloc_aux_for_block): Remove inline.
6642 (alloc_aux_for_edge): Likewise.
6644 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6646 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6648 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6650 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6651 * config/i386/sol2-gas.h: New file.
6652 * config.gcc (i[34567]86-*-solaris2*): Use it.
6654 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6657 * c-typeck.c (ep_convert_and_check): New.
6658 (build_conditional_expr): Use it.
6659 (build_binary_op): Likewise.
6661 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6663 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6666 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6667 bounds even for -O+.
6668 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6669 expr needs to have DECL_NAME set.
6671 2010-02-24 Nick Clifton <nickc@redhat.com>
6673 * config/mep/mep.c: Include gimple.h.
6674 (mep_function_uses_sp): Delete unused function.
6675 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6676 parameters. Use unsigned integers to count args. Return a
6677 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6679 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6682 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6683 greater or equal to nelt instead of 2 * nelt.
6684 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6687 2010-02-23 Jason Merrill <jason@redhat.com>
6690 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6691 in cfun->local_decls even if they have register types.
6694 * stor-layout.c (place_field): Don't warn about unnecessary
6695 DECL_PACKED if the type is packed.
6697 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6700 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6701 GOTOFF relocs, even when the base reg isn't pic pointer.
6703 2010-02-23 Michael Matz <matz@suse.de>
6706 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6707 (expand_gimple_basic_block): Generate and use debug temps if there
6708 are debug uses left after the last real use of TERed ssa names.
6709 Unlink debug immediate uses when they are expanded.
6711 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6714 * config/i386/i386.c (override_options): Reorganise to provide
6715 better error messages.
6717 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6720 * graphite-scop-detection.c (create_single_exit_edge): Move
6721 the call to find_single_exit_edge to....
6722 (create_sese_edges): ...here. Don't handle multiple edges
6723 exiting the function.
6724 (build_graphite_scops): Don't handle multiple edges
6725 exiting the function.
6727 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6730 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6731 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6733 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6736 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6738 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6741 * c-typeck.c (convert_arguments): Print declaration location.
6742 * c-common.c (validate_nargs): Rename as
6743 builtin_function_validate_nargs.
6744 (check_builtin_function_arguments): Update.
6746 2010-02-22 Richard Guenther <rguenther@suse.de>
6749 * tree-inline.c (declare_return_variable): Use the type of
6750 the call stmt lhs if available.
6752 2010-02-22 Duncan Sands <baldrick@free.fr>
6754 * passes.c (register_pass): Always consider all pass lists when
6755 ref_pass_instance_number is zero.
6757 2010-02-22 Richard Guenther <rguenther@suse.de>
6759 PR tree-optimization/42749
6760 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6761 parameter. Do arithmetic in the original type.
6762 (update_accumulator_with_ops): Likewise.
6763 (adjust_accumulator_values): Adjust.
6765 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6767 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6768 (QI to BLKmode splitter): New splitter.
6770 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6772 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6773 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6775 2010-02-22 Richard Guenther <rguenther@suse.de>
6777 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6779 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6781 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6782 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6783 ($(T)crti.o, $(T)crtn.o): Remove rules.
6785 2010-02-21 Tobias Burnus <burnus@net-b.de>
6788 * doc/invoke.texi (-fassociative-math): Document that this
6789 option is automatically enabled for Fortran.
6791 2010-02-20 David S. Miller <davem@davemloft.net>
6793 * configure.ac: Test if linker and assembler properly support
6794 GOTDATA_OP relocations.
6795 * configure: Rebuild.
6796 * config.in: Likewise.
6797 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6798 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6799 (movsi_high_pic): Likewise.
6800 (movdi_lo_sum_pic): Likewise.
6801 (movdi_high_pic): Likewise.
6802 (movsi_pic_gotdata_op): New pattern.
6803 (movdi_pic_gotdata_op): Likewise.
6804 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6805 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6807 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6810 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6811 attribute to ssemul.
6812 (xop_mulv2div2di3_high): Ditto.
6814 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6817 * c.opt (Wconversion-null): New option.
6818 * doc/invoke.texi (Wconversion-null): Document.
6820 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6822 * common.opt (Wlarger-than-): Add Undocumented.
6824 2010-02-19 Mike Stump <mikestump@comcast.net>
6826 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6828 2010-02-19 Jason Merrill <jason@redhat.com>
6831 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6832 * configure: Likewise.
6834 2010-02-20 Alan Modra <amodra@gmail.com>
6837 * cgraph.h (cgraph_make_decl_local): Declare.
6838 * cgraph.c (cgraph_make_decl_local): New function.
6839 (cgraph_make_node_local): Use it.
6840 * cgraphunit.c (cgraph_function_versioning): Likewise.
6841 * ipa.c (function_and_variable_visibility): Likewise.
6843 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6846 * except.c (sjlj_emit_function_enter): Don't call
6847 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6849 * rtl.h (add_reg_br_prob_note): Remove prototype.
6851 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6854 * c-common.c (conversion_warning): Remove widening conversions
6855 before checking the conversion of integers to reals.
6857 2010-02-19 Mike Stump <mikestump@comcast.net>
6860 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6863 * cgraphunit.c (process_function_and_variable_attributes): Check
6864 DECL_PRESERVE_P instead of looking up attribute "used".
6865 * ipa-pure-const.c (check_decl): Likewise.
6866 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6867 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6868 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6869 instead of attribute "used".
6870 * config/sol2-c.c (solaris_pragma_init): Likewise.
6871 (solaris_pragma_fini): Likewise.
6873 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6875 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6876 Use XCNEW instead of xcalloc.
6877 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6878 XNEW instead of xmalloc.
6879 (get_fields): Use XNEWVEC instead of xmalloc.
6882 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6883 populate vars array.
6884 (create_new_general_access): For debug stmts just reset value.
6885 (get_stmt_accesses): For accesses within debug stmts just record them
6886 using add_access_to_acc_sites instead of preventing the peeling or
6887 counting them as accesses.
6890 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6892 2010-02-19 Richard Guenther <rguenther@suse.de>
6894 PR tree-optimization/42916
6895 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6898 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6900 * configure.ac: Replace all uses of changequote in macro arguments
6901 with proper quoting.
6903 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6906 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6908 2010-02-19 Richard Guenther <rguenther@suse.de>
6910 PR tree-optimization/42944
6911 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6912 test for aliasing with errno.
6914 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6917 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6918 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6919 * dojump.c: Include output.h.
6920 (inv): New inline function.
6921 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6922 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6923 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6924 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6925 argument, pass it down to other calls.
6926 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6927 add REG_BR_PROB note to the conditional jump.
6928 * cfgexpand.c (add_reg_br_prob_note): Removed.
6929 (expand_gimple_cond): Don't call it, add the probability
6930 as last argument to jumpif_1/jumpifnot_1.
6931 * Makefile.in (dojump.o): Depend on output.h.
6932 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6934 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6935 * stmt.c (do_jump_if_equal): Likewise.
6936 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6937 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6938 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6940 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6941 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6942 jumpifnot_1 callers.
6943 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6945 (store_expr): Adjust jumpifnot caller.
6946 (store_constructor): Adjust jumpif caller.
6949 * gimplify.c (gimple_boolify): For __builtin_expect call
6950 gimple_boolify also on its first argument.
6952 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6954 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6956 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6957 * configure: Regenerated.
6959 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6961 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6962 lang_hooks.types_compatible_p instead of comptypes.
6964 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6966 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6967 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6968 if __prefer_thumb__ is defined.
6970 2010-02-18 Martin Jambor <mjambor@suse.cz>
6972 PR tree-optimization/43066
6973 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6974 array with zero-sized element type.
6976 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6978 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6979 rtx, allocate struct var_loc_node here and return it to the
6980 caller, and only if it is actually needed.
6981 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6982 move it earlier and return immediately if it returns NULL.
6984 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6986 * config/sparc/gas.h: New file. Restore
6987 TARGET_ASM_NAMED_SECTION to its ELF default.
6988 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6990 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6991 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6992 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6993 after sparc/sysv4.h.
6995 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6997 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6999 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7001 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7002 patterns from predicated pattern.
7004 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7007 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7008 for insn mnemonic suffix.
7010 2010-02-17 Richard Guenther <rguenther@suse.de>
7012 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7015 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7018 * caller-save.c (save_call_clobbered_regs): If BB ends with
7019 a DEBUG_INSN, move any notes in between last real insn and the last
7020 DEBUG_INSN after the last DEBUG_INSN.
7022 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7024 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7025 Fix return type. Fix argument type. Explain meaning of return value.
7027 2010-02-16 Richard Guenther <rguenther@suse.de>
7029 PR tree-optimization/41043
7030 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7031 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7033 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7035 2010-02-16 Ira Rosen <irar@il.ibm.com>
7037 PR tree-optimization/43074
7038 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7039 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7040 vectorizable cycles in hybrid SLP check.
7041 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7043 2010-02-16 Richard Guenther <rguenther@suse.de>
7045 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7046 (true_dependence): If memrefs_conflict_p computes must-alias
7047 trust it. Move TBAA check after offset-based disambiguation.
7048 (canon_true_dependence): Likewise.
7050 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7052 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7053 * doc/invoke.texi: Document it.
7054 * var-tracking.c: Include toplev.h and params.h.
7055 (vt_find_locations): Return bool indicating success. Compute
7056 hash sizes unconditionally. Check new parameter, report.
7057 (variable_tracking_main_1): Check vt_find_locations results and
7058 retry. Renamed from...
7059 (variable_tracking_main): ... this. New wrapper to preserve
7060 flag_var_tracking_assignments.
7061 * Makefile.in (var-tracking.o): Adjust dependencies.
7063 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7064 Jakub Jelinek <jakub@redhat.com>
7067 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7068 if weak_import attribute is present.
7069 * config/darwin.c (machopic_select_section): Likewise.
7071 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7073 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7074 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7075 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7076 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7078 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7081 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7084 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7085 Rewrite text to refer to the names.
7087 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7089 * config/i386/i386-builtin-types.def
7090 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7091 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7092 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7093 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7094 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7095 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7096 IX86_BUILTIN_VPERMIL2PS256.
7097 (MULTI_ARG_4_DF2_DI_I): Defined.
7098 (MULTI_ARG_4_DF2_DI_I1): Defined.
7099 (MULTI_ARG_4_SF2_SI_I): Defined.
7100 (MULTI_ARG_4_SF2_SI_I1): Defined.
7101 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7102 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7103 __builtin_ia32_vpermil2ps256.
7104 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7105 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7106 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7107 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7108 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7109 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7110 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7111 CODE_FOR_xop_vpermil2v8sf3.
7112 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7113 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7114 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7115 (_mm256_permute2_pd): New.
7116 (_mm_permute2_ps): New.
7117 (_mm256_permute2_ps): New.
7119 2010-02-15 Nick Clifton <nickc@redhat.com>
7121 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7122 boolean parameters. Use emit_jump_insn when emitting a pop
7123 instruction containing a return insn.
7124 (push): Use 'true' rather than '1' as second parameter to F.
7125 (h8300_expand_prologue): Likewise.
7126 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7127 (h8300_expand_epilogue): Likewise.
7129 2010-02-15 Richard Guenther <rguenther@suse.de>
7132 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7135 2010-02-15 Nick Clifton <nickc@redhat.com>
7137 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7140 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7142 * intl.c (fake_ngettext): New function.
7143 * intl.h (fake_ngettext): Declare.
7144 (ngettext): Define macro.
7145 * collect2.c (notice_translated): New function.
7146 (main): Use notice_translated and ngettext.
7147 * collect2.h (notice_translated): Declare.
7149 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7151 * reorg.c (delete_computation): Comment fixes.
7152 * caller-save.c (setup_save_areas): Idem.
7153 * sel-sched-dump.c (dump_lv_set): Idem.
7156 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7158 * config/s390/s390.c (s390_sched_init): New function.
7159 (TARGET_SCHED_INIT): Target hook defined.
7161 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7162 Jack Howarth <howarth@bromo.med.uc.edu>
7163 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7166 Partial revert of unintended change in fix for PR41605.
7167 * config/darwin.h: Fix typo.
7168 * config/darwin9.h: Same.
7170 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7172 * c-pch.c (pch_init): Clear v.
7174 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7177 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7178 graphite_can_represent_init for MULT_EXPR.
7180 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7184 * graphite-sese-to-poly.c (remove_phi): New.
7185 (translate_scalar_reduction_to_array): Call remove_phi.
7187 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7190 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7191 * graphite-clast-to-gimple.h (gloog): Update declaration.
7192 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7193 * graphite-poly.h (struct poly_bb): Add missing comments.
7194 (struct scop): Add poly_scop_p field.
7196 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7197 * graphite.c (graphite_transform_loops): Build the polyhedral
7198 representation for each scop before code generation.
7199 * sese.c (rename_variables_in_operand): Removed.
7200 (rename_variables_in_expr): Return the renamed expression.
7201 (rename_sese_parameters): New.
7202 * sese.h (rename_sese_parameters): Declared.
7204 2010-02-11 Richard Guenther <rguenther@suse.de>
7206 PR tree-optimization/42998
7207 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7208 POINTER_PLUS_EXPR properly.
7210 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7211 Changpeng Fang <changpeng.fang@amd.com>
7214 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7215 the cost of an IV candidate when the IV is used in a test against zero.
7217 * gcc.dg/tree-ssa/ivopts-3.c: New.
7219 2010-02-11 Richard Guenther <rguenther@suse.de>
7222 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7223 pointer-vs-decl case by swapping refs. Handle some cases
7224 of pointer-vs-decl disambiguations more conservatively.
7225 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7226 to false after expanding.
7228 2010-02-11 Richard Guenther <rguenther@suse.de>
7231 * gcc.c (process_command): Handle LTO file@offset case more
7234 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7236 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7237 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7239 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7241 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7242 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7243 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7244 Optimize eq/ne comparisons when both arguments are known to be
7246 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7247 Don't mask operands unnecessarily if they are known to be already
7250 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7252 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7255 2010-02-10 Richard Guenther <rguenther@suse.de>
7257 PR tree-optimization/43017
7258 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7259 for wrapping signed arithmetic.
7261 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7264 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7265 if no debug info should be emitted for it.
7267 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7269 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7270 note when flag_exceptions is set.
7272 2010-02-10 Duncan Sands <baldrick@free.fr>
7274 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7276 2010-02-10 Richard Guenther <rguenther@suse.de>
7279 * tree.c (get_unwidened): Handle constants.
7280 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7282 2010-02-10 Martin Jambor <mjambor@suse.cz>
7285 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7286 check for variable argument counts independently.
7288 2010-02-10 Christian Bruel <christian.bruel@st.com>
7291 * config/sh/sh.c (find_barrier): Increase length for non delayed
7292 conditional branches.
7294 2010-02-10 Christian Bruel <christian.bruel@st.com>
7296 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7298 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7300 * builtins.c (set_builtin_user_assembler_name): Also handle
7301 ffs if int is smaller than word.
7303 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7306 * ira-conflicts.c (get_dup): Remove.
7307 (process_reg_shuffles): Add new parameter. Use it as an
7308 additional guard for copy generation.
7309 (add_insn_allocno_copies): Rewrite.
7311 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7313 * common.opt (fsched2-use-traces): Preserved for backward
7315 * doc/invoke.texi: Remove the documentation about option
7316 -fsched2-use-traces.
7317 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7318 flag_sched2_use_traces.
7319 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7320 the backward compatibility flag section.
7322 2010-02-09 Richard Guenther <rguenther@suse.de>
7324 PR tree-optimization/43008
7325 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7326 make HEAP variables initialized from global memory if they
7327 are not known builtin functions.
7328 (find_func_aliases): Adjust.
7330 2010-02-09 Richard Guenther <rguenther@suse.de>
7332 PR tree-optimization/43000
7333 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7334 arithmetic manually.
7336 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7338 PR tree-optimization/42931
7339 * tree-loop-linear.c (try_interchange_loops): Don't call
7340 double_int_mul if estimated_loop_iterations failed.
7342 2010-02-08 Martin Jambor <mjambor@suse.cz>
7345 * tree-sra.c (build_accesses_from_assign): Do not mark in
7346 should_scalarize_away_bitmap if stmt has volatile ops.
7347 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7350 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7352 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7354 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7356 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7359 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7362 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7364 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7367 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7368 to unknown_dependence.
7369 (graphite_legal_transform_dr): Handle the unknown_dependence.
7370 (graphite_carried_dependence_level_k): Same.
7372 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7374 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7376 2010-02-07 Richard Guenther <rguenther@suse.de>
7379 * expr.c (get_inner_reference): Always initialize *pbitsize.
7381 2010-02-07 Richard Guenther <rguenther@suse.de>
7384 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7385 new ARRAY_REFs on variable size element or minimal index arrays.
7387 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7388 gimple_fold_indirect_ref.
7390 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7393 * arm.c (arm_override_options): Just return if the user has specified
7394 an invalid fpu name.
7396 2010-02-03 Jason Merrill <jason@redhat.com>
7399 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7400 i386_pe_maybe_record_exported_symbol.
7402 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7405 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7406 (pa_delegitimize_address): New function.
7408 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7410 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7411 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7413 2010-02-05 Richard Guenther <rguenther@suse.de>
7416 * lto-streamer-in.c (get_resolution): Deal with references
7417 to undefined functions.
7419 2010-02-05 Richard Guenther <rguenther@suse.de>
7421 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7422 (fold_const_aggregate_ref): Likewise.
7423 (ccp_fold_stmt): Substitute loads.
7424 (maybe_fold_reference): Verify types before substituting.
7426 (fold_gimple_assign): Unshare properly.
7427 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7429 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7431 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7432 for rs6000_gen_cell_microcode.
7434 2010-02-04 Richard Guenther <rguenther@suse.de>
7436 PR rtl-optimization/42952
7437 * dse.c (const_or_frame_p): Remove MEM handling.
7439 2010-02-04 Nick Clifton <nickc@redhat.com>
7441 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7442 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7443 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7444 (mn10300_asm_output_mi_thunk): New function.
7445 (mn10300_can_output_mu_thunk): New function.
7446 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7447 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7448 (FUNCTION_ARG): Delete incorrect comment.
7450 2010-02-03 Jason Merrill <jason@redhat.com>
7453 * fold-const.c (operand_equal_p): Handle erroneous types.
7455 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7457 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7459 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7461 PR rtl-optimization/42941
7462 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7465 2010-02-03 Jason Merrill <jason@redhat.com>
7468 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7470 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7473 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7474 (cselib_reset_table): Renamed from...
7475 (cselib_reset_table_with_next_value): ... this.
7476 (cselib_get_next_uid): Renamed from...
7477 (cselib_get_next_unknown_value): ... this.
7478 * cselib.c (next_uid): Renamed from...
7479 (next_unknown_value): ... this.
7480 (cselib_clear_table): Adjust.
7481 (cselib_reset_table): Adjust. Renamed from...
7482 (cselib_reset_table_with_next_value): ... this.
7483 (cselib_get_next_uid): Adjust. Renamed from...
7484 (cselib_get_next_unknown_value): ... this.
7485 (get_value_hash): Use hash.
7486 (cselib_hash_rtx): Likewise.
7487 (new_cselib_val): Adjust. Set and dump uid.
7488 (cselib_lookup_mem): Pass next_uid as hash.
7489 (cselib_subst_to_values): Likewise.
7490 (cselib_log_lookup): Dump uid.
7491 (cselib_lookup): Pass next_uid as hash. Adjust.
7492 (cselib_process_insn): Adjust.
7493 (cselib_init): Initialize next_uid.
7494 (cselib_finish): Adjust.
7495 (dump_cselib_table): Likewise.
7496 * dse.c (canon_address): Dump value uid.
7497 * print-rtl.c (print_rtx): Print value uid.
7498 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7500 (dv_uid): New function, sort of renamed from...
7501 (dv_htab_hash): ... this, reimplemented in terms of it and...
7502 (dv_uid2hash): ... this. New.
7503 (variable_htab_eq): Drop excess assertions.
7504 (tie_break_pointers): Removed.
7505 (canon_value_cmp): Compare uids.
7506 (variable_post_merge_New_vals): Print uids.
7507 (vt_add_function_parameters): Adjust.
7508 (vt_initialize): Reset table. Adjust.
7510 2010-02-03 Richard Guenther <rguenther@suse.de>
7512 PR tree-optimization/42944
7513 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7514 (call_may_clobber_ref_p_1): Likewise. Properly handle
7515 malloc and calloc clobbering errno.
7517 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7519 * doc/invoke.texi: Fix name of sched1 dump.
7521 * opts.c (decode_options): Set flag_tree_switch_conversion
7522 only conditionally on optimize >= 2.
7524 * gcse.c: Assorted comment fixes in pass description.
7526 2010-02-03 Anthony Green <green@moxielogic.com>
7528 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7529 nop padding in order to maintain alignment of storage location of
7530 target function address.
7531 (moxie_trampoline_init): Store target function address at newly
7533 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7535 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7537 2010-02-03 Richard Guenther <rguenther@suse.de>
7540 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7542 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7544 * config.gcc: Reenable check for obsolete targets.
7545 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7546 mips-sgi-irix6.[0-4]*.
7548 2010-02-02 Nick Clifton <nickc@redhat.com>
7550 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7551 constant size of 4 as being the same as 0.
7552 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7553 can take values in the range 0..4.
7555 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7558 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7559 as _darwin10_Unwind_FindEnclosingFunction().
7560 * libgcc-libsystem.ver: New.
7562 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7565 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7566 implicitly set registers.
7568 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7570 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7571 (arm_override_options): Allow automatic selection of the thread
7572 pointer register if thumb2.
7573 (legitimize_pic_address): Improve code sequences for Thumb2.
7574 (arm_call_tls_get_addr): Likewise.
7575 (legitimize_tls_address): Likewise.
7576 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7577 (pic_load_addr_32bit): ... this. New named pattern.
7578 * thumb2.md (pic_load_addr_thumb2): Delete.
7579 (pic_load_dot_plus_four): Delete.
7580 (tls_load_dot_plus_four): New named pattern.
7582 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7585 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7586 Document fix for TLS bug.
7588 2010-01-31 Richard Guenther <rguenther@suse.de>
7590 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7591 conservatively correct.
7593 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7597 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7599 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7601 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7603 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7605 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7607 * config.gcc: Adjust order of makefile fragments for mingw targets.
7609 2010-01-31 Richard Guenther <rguenther@suse.de>
7612 * gimplify.c (gimplify_init_constructor): For volatile LHS
7613 initialize a temporary.
7615 2010-01-31 Matthias Klose <doko@ubuntu.com>
7617 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7619 * configure: Regenerate.
7621 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7623 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7624 the same alias set and their sizes different constantness.
7625 (aliasing_component_refs_p): Revert 2009-10-24 change.
7627 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7629 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7632 2010-01-29 Richard Guenther <rguenther@suse.de>
7634 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7635 Assert we successfully updated the call.
7637 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7639 PR rtl-optimization/42889
7640 * df.h (df_set_bb_dirty_nonlr): New prototype.
7641 * df-core.c (df_set_bb_dirty_nonlr): New function.
7642 * df-scan.c (df_insn_rescan): Call it instead of
7643 df_set_bb_dirty for DEBUG_INSNs.
7645 2010-01-29 Richard Guenther <rguenther@suse.de>
7648 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7649 quadratic behavior in most cases.
7651 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7654 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7655 in the call to gen_x86_movsicc_0_m1.
7657 2010-01-28 Richard Guenther <rguenther@suse.de>
7659 PR tree-optimization/42871
7660 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7662 2010-01-28 Richard Guenther <rguenther@suse.de>
7664 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7665 into call arguments.
7667 2010-01-28 Richard Guenther <rguenther@suse.de>
7670 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7671 the forwarder if the destination is an EH landing pad.
7673 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7675 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7676 block list passed to gimple_duplicate_sese_tail.
7677 (parallelize_loops): Avoid parallelization when the function
7679 Avoid parallelization when the preheader is IRREDUCIBLE.
7680 Try to optimize when estimated_loop_iterations_int is unresolved.
7681 Add the loop's location to the dump file.
7682 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7683 (gimple_duplicate_sese_tail): Remove the check for the latch.
7684 Redirect nexits to the exit block.
7685 Remove handling of the incoming edges to the latch.
7686 Redirect the backedge from the copied latch to the exit bb.
7688 2010-01-28 Michael Matz <matz@suse.de>
7691 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7692 Wrap force_reg into a sequence, emit it before user.
7694 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7696 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7698 (arm_legacy_rev): Likewise.
7699 (thumb_legacy_rev): Likewise.
7701 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7703 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7704 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7705 on MEM's address failed, try avoid_constant_pool_reference and
7706 recurse if it returned something different.
7707 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7708 address, try avoid_constant_pool_reference and recurse if it
7709 returned something different.
7710 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7711 address and avoid_constant_pool_reference returned something
7712 different, don't set have_address.
7714 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7717 * var-tracking.c (val_store): Add modified argument, obey it.
7719 (count_uses): Move down logging of main.
7720 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7721 don't need resolution.
7722 (emit_notes_in_bb): Likewise.
7724 2010-01-27 Richard Guenther <rguenther@suse.de>
7727 * tree-inline.c (remap_decl): Delay remapping of SSA name
7728 default definitions until we need them.
7730 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7732 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7733 (rs6000_delegitimize_address): New function.
7735 * config/s390/s390.c (s390_delegitimize_address): Call
7736 delegitimize_mem_from_attrs.
7739 * tree-inline.c (cannot_copy_type_1): Removed.
7740 (copy_forbidden): Don't forbid copying of functions containing
7741 records/unions with variable length fields.
7743 2010-01-27 Christian Bruel <christian.bruel@st.com>
7747 * config/sh/sh.c (find_barrier): Increase length for non delayed
7748 conditional branches.
7750 2010-01-27 Matthias Klose <doko@ubuntu.com>
7752 * configure.ac (gnu-unique-object): Fix ldd version check.
7753 * configure: Regenerate.
7755 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7757 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7759 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7760 Test for HAVE_GNU_AS value.
7762 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7764 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7765 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7766 INT64_TYPE): Define.
7767 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7768 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7769 INT_LEAST64_TYPE): Define.
7770 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7771 UINT_LEAST64_TYPE): Define.
7772 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7773 INT_FAST64_TYPE): Define.
7774 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7775 UINT_FAST64_TYPE): Define.
7776 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7777 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7778 (SIG_ATOMIC_TYPE): Define.
7780 2010-01-26 Richard Guenther <rguenther@suse.de>
7782 * df-scan.c (df_scan_set_bb_info): Remove assert.
7783 (df_insn_rescan_debug_internal): Merge asserts.
7784 (df_install_ref): Likewise.
7785 (df_mark_reg): Use bitmap_set_range.
7786 (df_hard_reg_used_p): Remove assert.
7787 (df_hard_reg_used_count): Likewise.
7789 2010-01-26 Richard Guenther <rguenther@suse.de>
7791 PR rtl-optimization/42685
7792 * web.c (web_main): Ignore DEBUG_INSNs.
7794 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7796 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7798 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7799 Fix types of fndecl and arglist parameters.
7801 2010-01-26 Richard Guenther <rguenther@suse.de>
7804 * tree-eh.c (unsplit_eh): Skip debug insns.
7806 2010-01-26 Richard Guenther <rguenther@suse.de>
7808 PR tree-optimization/42250
7809 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7811 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7814 * omp-low.c (expand_omp_sections): Only use single_pred if
7815 l2_bb is single_pred_p.
7817 2010-01-25 Christian Bruel <christian.bruel@st.com>
7820 * config/sh/sh.c (find_barrier): Increase length for non delayed
7821 conditional branches.
7822 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7824 2010-01-24 David S. Miller <davem@davemloft.net>
7826 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7827 define if not using GAS.
7828 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7829 Likewise. Delete SECTION_MERGE code, which is only applicable
7832 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7835 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7836 mangling of va_list in system headers.
7838 2010-01-23 Toon Moene <toon@moene.org>
7840 * tree-predcom.c (combine_chains): Return NULL, not false.
7842 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7844 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7845 initialization of variable res to agree with return type.
7847 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7849 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7850 * tree-sra.c: Add include of expr.h.
7852 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7854 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7855 insert the debug stmt on the single non-EH edge from the stmt.
7857 2010-01-22 Richard Henderson <rth@redhat.com>
7860 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7861 the RHS until after generate_subtree_copies has insertted its
7862 code before the current statement.
7864 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7866 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7868 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7870 2010-01-21 Martin Jambor <mjambor@suse.cz>
7872 PR tree-optimization/42585
7873 * tree-sra.c (struct access): New field grp_total_scalarization.
7874 (dump_access): Dump the new field.
7875 (should_scalarize_away_bitmap): New variable.
7876 (cannot_scalarize_away_bitmap): Likewise.
7877 (sra_initialize): Allocate new bitmaps.
7878 (sra_deinitialize): Free new bitmaps.
7879 (create_access_1): New function.
7880 (create_access): Parts moved to create_access_1.
7881 (type_consists_of_records_p): New function.
7882 (completely_scalarize_record): Likewise.
7883 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7884 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7885 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7887 (analyze_all_variable_accesses): Completely scalarize small eligible
7890 2010-01-21 Martin Jambor <mjambor@suse.cz>
7892 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7894 2010-01-21 Andrew Haley <aph@redhat.com>
7896 * gcc.c (process_command): Move lang_specific_driver before
7897 setting cc_libexec_prefix.
7899 2010-01-21 Richard Guenther <rguenther@suse.de>
7902 * fold-const.c (negate_expr_p): Pretend only negative
7903 real constants are easily negatable.
7905 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7906 Jason Merrill <jason@redhat.com>
7908 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7909 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7910 * calls.c (initialize argument_information): Handle it.
7911 * c-common.c (handle_transparent_union_attribute): Use new name.
7912 * c-decl.c (finish_struct): Ditto.
7913 * c-typeck.c (type_lists_compatible_p): Ditto.
7914 (convert_for_assignment): Use new name and also handle record.
7915 * function.c (aggregate_value_p): Handle it.
7916 (pass_by_reference): Ditto.
7917 (assign_parm_data_types): Ditto.
7918 * print-tree.c (print_node): Ditto.
7919 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7920 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7921 * tree.c (first_field): New fn.
7923 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7926 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7927 even when linking statically, for now.
7929 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7932 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7933 without a cselib val.
7934 (count_uses): Accept MO_VAL_SET with no val on stores.
7935 (add_stores): Likewise.
7937 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7939 * var-tracking.c (check_value_val): Add a compile time assertion.
7940 (dv_is_decl_p): Simplify.
7941 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7942 gcc_assert if ENABLE_CHECKING.
7944 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7947 * var-tracking.c: Include tree-flow.h.
7948 (mem_dies_at_call): New.
7949 (dataflow_set_preserve_mem_locs): Use it.
7950 (dataflow_set_remove_mem_locs): Likewise.
7951 (dump_var): Renamed from dump_variable. Adjust all callers.
7952 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7953 * Makefile.in (var-tracking.o): Adjust deps.
7955 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7957 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7959 2010-01-20 Richard Guenther <rguenther@suse.de>
7961 PR tree-optimization/42717
7962 * tree-ssa-dce.c (get_live_post_dom): Remove.
7963 (forward_edge_to_pdom): Take an arbitrary edge to copy
7964 degenerate PHI args from.
7965 (remove_dead_stmt): Use the first post-dominator even if it
7966 does not contain live statements as redirection destination.
7968 2010-01-20 Richard Guenther <rguenther@suse.de>
7970 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7972 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7974 * sel-sched.c (create_speculation_check): Remove set but not used
7976 (try_transformation_cache): Remove set but not used variable ds.
7977 (calculate_privileged_insns): Remove set but not used variables
7978 cur_insn and min_spec_insn.
7979 (find_best_expr): Remove set but not used variable avail_n.
7980 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7982 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7984 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7985 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7988 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7991 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7992 cpu types. Add support for *-sse3 cpu types.
7993 (x86_64-*-*): Ditto.
7995 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7998 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7999 argument, call initializer_constant_valid_p_1 instead of
8000 initializer_constant_valid_p, pass CACHE to it, return NULL
8001 immediately if first call returns NULL.
8002 (initializer_constant_valid_p_1): New function.
8003 (initializer_constant_valid_p): Use it.
8005 2010-01-20 Thomas Quinot <quinot@adacore.com>
8007 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8009 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8011 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8012 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8013 (loc_list_from_tree): Don't handle unsigned division. Handle
8014 signed modulo using DW_OP_{over,over,div,mul,minus}.
8015 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8016 modulo instead of signed.
8018 2010-01-20 DJ Delorie <dj@redhat.com>
8020 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8022 (h8300_emit_stack_adjustment): Propogate it.
8024 (h8300_expand_prologue): Likewise.
8025 (h8300_expand_epilogue): Likewise.
8027 2010-01-19 Michael Matz <matz@suse.de>
8029 PR tree-optimization/41783
8030 * tree-data-ref.c (toplevel): Include flags.h.
8031 (dump_data_dependence_relation): Also dump the inputs if the
8032 result will be unknown.
8033 (split_constant_offset_1): Look through some conversions.
8034 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8035 the offset from last element is too large.
8036 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8037 (reassociate_to_the_same_stmt): Handle vector registers.
8038 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8040 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8041 wide_prolog_niters argument, emit widening instructions.
8042 (vect_do_peeling_for_alignment): Adjust caller, use widened
8043 variant of the iteration cound.
8044 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8046 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8049 * config/arm/neon-testgen.m (emit_automatics): New parameter
8050 features. Adjust for Fixed_return_reg feature.
8051 (test_intrinsic): Call emit_automatics with new feature.
8052 * config/arm/neon.ml: Update copyright years.
8053 (features): New Fixed_return_reg feature.
8054 (ops): Update feature for Vget_low.
8056 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8058 PR tree-optimization/42719
8059 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8063 * fwprop.c (all_uses_available_at): Return false if def_set dest
8064 is a REG that is used in def_insn.
8066 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8068 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8070 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8073 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8075 * target.h (struct gcc_target) <secondary_reload>: Change type
8076 of last argument to secondary_reload_info *.
8078 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8081 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8082 memory references with unaligned offsets. Remove CQImode handling.
8083 (unaligned_memory_operand): Return 1 for memory references with
8084 unaligned offsets. Remove CQImode handling.
8086 2010-01-18 Richard Guenther <rguenther@suse.de>
8089 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8092 2010-01-18 Richard Guenther <rguenther@suse.de>
8094 PR tree-optimization/42781
8095 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8096 restrict processing only if the original variable was artificial.
8098 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8100 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8101 find number of popped argument bytes.
8103 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8104 Fix the text that describes the return value for invalid insns.
8106 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8108 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8109 Clarify what 'cost of the -dependence' is. Fix quoting.
8111 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8112 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8114 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8116 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8117 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8119 2010-01-17 Richard Guenther <rguenther@suse.de>
8122 * function.c (split_complex_args): Take a VEC to modify.
8123 (assign_parms_augmented_arg_list): Build a VEC instead of
8124 a chain of PARM_DECLs.
8125 (assign_parms_unsplit_complex): Take a VEC of arguments.
8126 Do not fixup unmodified parms.
8127 (assign_parms): Deal with the VEC.
8128 (gimplify_parameters): Likewise.
8130 2010-01-17 Richard Guenther <rguenther@suse.de>
8132 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8133 node existence check.
8134 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8135 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8136 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8137 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8138 (gimple_execute_on_growing_pred): Likewise.
8140 2010-01-17 Richard Guenther <rguenther@suse.de>
8142 PR tree-optimization/42773
8143 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8144 (compute_antic_aux): Likewise.
8145 (compute_partial_antic_aux): Likewise.
8147 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8150 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8153 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8155 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8158 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8159 Fix markup for strict argument.
8161 (TARGET_SCHED_REORDER2): Fix argument types.
8163 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8164 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8166 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8167 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8169 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8172 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8173 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8174 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8175 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8176 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8178 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8180 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8182 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8183 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8185 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8187 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8190 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8192 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8193 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8195 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8197 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8199 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8200 referring to it. Fix language.
8202 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8204 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8206 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8208 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8210 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8211 '@var{stream}. Remove stray 'and'.
8213 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8215 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8217 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8219 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8220 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8222 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8223 Fix description of return value.
8224 Rename argument "sz" to "len."
8226 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8227 Clarify meaning of 'true' return value.
8229 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8231 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8232 rep_mode versus mode_rep.
8234 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8236 (TARGET_BUILTIN_DECL): Fix name.
8238 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8240 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8242 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8244 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8246 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8248 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8251 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8252 Rename argument tm_fn to md_fn.
8254 (TARGET_OPTION_PRINT): Fix argument list.
8256 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8259 * config/i386/i386.c (ix86_fixup_binary_operands):
8260 Revert FMA4 fixup of operands.
8262 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8265 * Makefile.in (write_entries_to_file, install-plugin):
8266 Use \012 instead of \n with tr.
8268 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8270 * configure.ac (HAVE_AS_REF): New C macro.
8271 * configure: Regenerate.
8272 * config.in: Likewise.
8273 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8275 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8278 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8280 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8282 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8284 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8286 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8288 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8290 (TARGET_BINDS_LOCAL_P): Fix argument type.
8292 (TARGET_ASM_FILE_END): Use prototype.
8294 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8296 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8298 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8300 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8302 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8303 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8305 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8306 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8308 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8309 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8310 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8311 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8313 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8315 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8317 (TARGET_INIT_BUILTINS): Use prototype.
8319 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8320 Put 'const char *' in braces. Fix parameter types.
8321 (TARGET_INVALID_CONVERSION): Fix parameter types.
8322 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8323 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8325 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8328 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8330 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8332 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8334 * doc/tm.texi (TARGET_HELP): Fix return type.
8336 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8337 in braces. Fix argument types.
8339 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8341 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8343 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8345 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8346 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8348 (TARGET_MANGLE_TYPE): Fix argument types.
8350 (TARGET_IRA_COVER_CLASSES): Use prototype.
8352 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8354 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8356 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8358 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8360 (TARGET_CALLEE_COPIES): Fix argument types.
8362 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8364 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8366 (TARGET_FUNCTION_VALUE): Fix argument types.
8368 (TARGET_RETURN_IN_MSB): Fix argument type.
8370 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8372 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8374 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8376 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8377 agree with return type.
8379 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8381 2010-01-15 Jing Yu <jingyu@google.com>
8383 PR rtl-optimization/42691
8384 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8385 a pseudo to a constant and are merged, and adjust comments.
8387 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8389 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8391 2010-01-15 Richard Guenther <rguenther@suse.de>
8394 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8395 labels of computed or non-local gotos to the destination.
8396 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8397 landing pad label is the first label.
8399 2010-01-15 Richard Guenther <rguenther@suse.de>
8401 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8403 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8406 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8407 to allow generation of the xssqrtdp instruction on power7.
8408 (sqrtdf2_fpr): Ditto.
8410 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8413 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8414 functions with noreturn attribute.
8417 * varasm.c (declare_weak): Add weak attribute to decl if it
8418 doesn't have one already.
8419 (assemble_external): Only add decls to weak_decls if they also
8420 have weak attribute.
8422 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8424 * var-tracking.c (var_reg_delete): Don't delete the association
8425 between REGs and values or one-part variables if the register
8428 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8431 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8432 because its first operand is a non-localized variable.
8434 2010-01-14 Martin Jambor <mjambor@suse.cz>
8436 PR tree-optimization/42706
8437 * tree-sra.c (encountered_recursive_call): New variable.
8438 (encountered_unchangable_recursive_call): Likewise.
8439 (sra_initialize): Initialize both new variables.
8440 (callsite_has_enough_arguments_p): New function.
8441 (scan_function): Call decl and flags check only for IPA-SRA, check
8442 whether there is a recursive call and whether it has enough arguments.
8443 (all_callers_have_enough_arguments_p): New function.
8444 (convert_callers): Look for recursive calls only when
8445 encountered_recursive_call is set.
8446 (ipa_early_sra): Bail out either if
8447 !all_callers_have_enough_arguments_p or
8448 encountered_unchangable_recursive_call.
8450 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8452 * sel-sched.c: Add 2010 to copyright years.
8453 * sel-sched-ir.c: Likewise.
8454 * sel-sched-ir.h: Likewise.
8456 2010-01-14 Martin Jambor <mjambor@suse.cz>
8458 PR tree-optimization/42714
8459 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8460 constructors specially.
8462 2010-01-14 Andi Kleen <ak@linux.intel.com>
8464 * config/i386/drivers-i386.c (detect_caches_intel):
8465 Add l2sizekb parameter and fill in.
8466 (host_detect_local_cpu): Add l2sizekb, fill in.
8467 Add Atom small cache heuristic.
8469 2010-01-14 Andi Kleen <ak@linux.intel.com>
8471 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8472 Add level3 parameter and fill in.
8473 (detect_caches_intel): Handle level3 cache.
8475 2010-01-14 Andi Kleen <ak@linux.intel.com>
8477 * config/i386/drivers-i386.c (host_detect_local_cpu):
8478 Fix core duo detection.
8480 2010-01-14 Andi Kleen <ak@linux.intel.com>
8482 * config/i386/drivers-i386.c (host_detect_local_cpu):
8485 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8487 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8488 (rs6000_variable_issue_1): this. Use...
8489 (rs6000_variable_issue): here. Reimplement. Print debug info.
8491 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8493 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8494 sel_restore_notes. Update all callers. Call reemit_notes
8497 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8499 PR rtl-optimization/42246
8500 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8503 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8505 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8506 all successors is the same as number of successors in current region.
8508 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8510 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8511 to rename is not separable. Otherwise check that its LHS is not NULL.
8513 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8515 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8517 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8519 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8520 available registers when failed to discover LHS register class.
8521 Fix indentation. Update comment.
8523 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8524 Alexander Monakov <amonakov@ispras.ru>
8526 PR rtl-optimization/42389
8527 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8529 (advance_state_on_fence): Likewise.
8530 (sel_target_adjust_priority): Print debug output only when
8531 sched_verbose >= 4, not 2.
8532 (get_expr_cost): Do not issue all unique insns on the next cycle.
8533 (fill_insns): Initialize can_issue_more from the value saved
8535 * sel-sched-ir.c (flist_add): New parameter issue_more.
8536 Init FENCE_ISSUE_MORE with it.
8537 (merge_fences): Likewise.
8538 (init_fences): Update call to flist_add.
8539 (add_to_fences, add_clean_fence_to_fences)
8540 (add_dirty_fence_to_fences): Likewise.
8541 (move_fence_to_fences): Update call to merge_fences.
8542 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8544 * sel-sched-ir.h (struct _fence): New field issue_more.
8545 (FENCE_ISSUE_MORE): New accessor macro.
8547 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8549 PR rtl-optimization/42388
8550 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8551 that have no predecessors nor successors. Do not call move_bb_info
8552 for empty blocks outside of current region.
8554 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8556 PR rtl-optimization/42294
8557 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8558 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8559 originators' originators.
8561 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8563 PR rtl-optimization/39453
8564 PR rtl-optimization/42246
8565 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8567 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8569 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8570 Alexander Monakov <amonakov@ispras.ru>
8573 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8574 (maybe_tidy_empty_bb): ... here. Make static. Add new
8575 argument. Update all callers.
8576 (tidy_control_flow): ... and here. Recompute topological order
8577 of basic blocks in region if necessary.
8578 (sel_redirect_edge_and_branch): Change return type. Return true
8579 if topological order might have been invalidated.
8580 (purge_empty_blocks): Export and move from...
8581 * sel-sched.c (purge_empty_blocks): ... here.
8582 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8583 (maybe_tidy_empty_bb): Delete prototype.
8584 (purge_empty_blocks): Declare.
8586 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8588 PR rtl-optimization/42249
8589 * sel-sched.c (try_replace_dest_reg): When chosen register
8590 and original register is the same, do not bail out early, but
8591 still check all original insns for validity of replacing destination
8592 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8595 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8598 Port from no-undefined-overflow branch:
8599 2009-03-09 Richard Guenther <rguenther@suse.de>
8601 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8603 2010-01-14 Richard Guenther <rguenther@suse.de>
8606 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8608 2010-01-14 Ira Rosen <irar@il.ibm.com>
8610 PR tree-optimization/42709
8611 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8612 as scalar type in creation of constant vector operand.
8614 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8617 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8618 (check-parallel-%): Match `testsuite' directory component only
8621 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8623 PR translation/39521
8624 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8627 2010-01-13 Richard Guenther <rguenther@suse.de>
8629 PR tree-optimization/42730
8630 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8633 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8636 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8637 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8640 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8642 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8643 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8644 ___umulsi3_highpart.
8646 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8647 rather than schedule_insns if the pass is enabled.
8649 2010-01-13 Martin Jambor <mjambor@suse.cz>
8651 PR tree-optimization/42704
8652 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8655 2010-01-13 Martin Jambor <mjambor@suse.cz>
8657 PR tree-optimization/42703
8658 * tree-sra.c (analyze_access_subtree): Check that we can build a
8659 reference to the original data within the aggregate.
8661 2010-01-13 Richard Guenther <rguenther@suse.de>
8663 PR tree-optimization/42705
8664 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8666 2010-01-13 Richard Guenther <rguenther@suse.de>
8669 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8671 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8674 * var-tracking.c (values_to_unmark): New variable.
8675 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8676 values_to_unmark vector. Moved body to...
8677 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8678 instead queue it into values_to_unmark vector.
8679 (vt_find_locations): Free values_to_unmark vector.
8681 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8683 * config/s390/s390.c (override_options): Set
8684 default of max-pending-list-length to 256
8686 2010-01-13 Richard Guenther <rguenther@suse.de>
8689 * tree-pass.h (PROP_gimple_lcx): New.
8690 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8691 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8692 before the final cleanup_eh.
8693 (dump_properties): Dump PROP_gimple_lcx.
8694 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8695 (tree_lower_complex_O0): Remove.
8696 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8697 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8698 tree_lower_complex, schedule TODO_update_ssa.
8699 * lto-streamer-out.c (output_function): Stream the functions
8701 * lto-streamer-in.c (input_function): Likewise.
8702 (lto_read_body): Do not override them here.
8704 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8707 * c-typeck.c (build_c_cast): Fold value cast to union type before
8708 wrapping it in a CONSTRUCTOR.
8710 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8712 PR rtl-optimization/42699
8713 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8716 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8718 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8719 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8720 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8721 SUBTARGET_WARN_UNUSED_SPEC): ... here
8722 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8724 2010-01-12 Julian Brown <julian@codesourcery.com>
8726 * config/arm/neon-schedgen.ml (Utils): Don't try to
8727 open missing module.
8728 (find_with_result): New.
8730 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8733 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8734 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8736 PR tree-optimization/42645
8737 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8738 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8739 decl_map, set processing_debug_stmt to -1 and return name without
8742 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8744 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8745 binutils version, and reword target configuration description.
8747 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8749 * config/avr/avr.h (LINKER_NAME): Remove.
8751 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8754 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8755 that support VSX, warn for -mno-altivec if vsx is not disabled,
8758 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8759 Shujing Zhao <pearly.zhao@oracle.com>
8761 PR translation/42469
8762 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8763 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8764 character between option name and help text.
8765 * c.opt (imultilib): Likewise.
8767 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8769 * lto-streamer-out.c (output_unreferenced_globals): Output static
8772 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8774 PR rtl-optimization/42621
8775 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8776 optimizing for size.
8777 (duplicate_computed_gotos): Remove now-redundant check.
8779 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8782 * configure.ac: Save and restore LDFLAGS and LIBS
8783 * configure: Regenerate.
8785 2010-01-10 Richard Guenther <rguenther@suse.de>
8788 * builtins.c (fold_builtin_strlen): Add type argument and
8789 convert the resulting length to it.
8790 (fold_builtin_1): Adjust.
8792 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8794 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8795 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8797 (num_insns_constant_wide): Adjust for that change.
8799 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8802 * web.c (union_defs): Add used argument, to combine uses of
8804 (entry_register): Adjust type and tests of used argument.
8805 (web_main): Widen used for new use. Pass it to union_defs.
8806 * df.h (union_defs): Adjust prototype.
8808 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8811 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8812 uses in new incoming argument. Free body.
8813 (reset_debug_uses_in_loop): New.
8814 (analyze_insn_to_expand_var): Call the latter if the former found
8815 anything. Fix whitespace. Reject invalid dest overlaps before
8816 going through all insns in the loop.
8818 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8821 * haifa-sched.c (dying_use_p): Debug insns don't count.
8823 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8826 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8827 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8828 (verify_gimple_call): Reject LHS in noreturn calls.
8830 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8834 * tree-vect-loop-manip.c (adjust_info): New type.
8835 (adjust_vec): New pointer to vector.
8836 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8837 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8838 (slpeel_update_phis_for_duplicate_loop): Use them.
8839 (slpeel_update_phi_nodes_for_guard1): Likewise.
8840 (slpeel_update_phi_nodes_for_guard2): Likewise.
8841 (slpeel_tree_peel_loop_to_edge): Likewise.
8842 (vect_update_ivs_after_vectorizer): Likewise.
8844 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8846 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8847 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8849 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8851 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8852 bogus uninitialized warning.
8854 2010-01-09 Richard Guenther <rguenther@suse.de>
8857 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8858 the evolution is compatible with the initial condition.
8860 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8862 * gcc.c (process_command): Update copyright notice dates.
8863 * gcov.c (print_version): Likewise.
8864 * gcov-dump.c (print_version): Likewise.
8865 * mips-tfile.c (main): Likewise.
8866 * mips-tdump.c (main): Likewise.
8868 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8871 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8873 (rotlhi3_8): Delete.
8875 (rotlsi3_8): Delete.
8876 (rotlsi3_16): Delete.
8877 (rotlsi3_24): Delete.
8879 (*rotw<mode>3): New.
8880 (*rotb<mode>3): New.
8881 * config/avr/avr.c (avr_rotate_bytes): New function.
8882 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8884 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8887 * configure.ac: Modify -rdynamic check.
8888 * configure: Regenerate.
8890 2010-01-08 DJ Delorie <dj@redhat.com>
8892 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8893 register popping order.
8895 2010-01-08 Richard Guenther <rguenther@suse.de>
8898 * c.opt (fsigned-char): Also let LTO handle this option.
8899 (funsigned-char): Likewise.
8901 2010-01-07 Richard Guenther <rguenther@suse.de>
8903 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8904 (gimple_op): Likewise.
8905 (gimple_op_ptr): Likewise.
8906 (gimple_assign_set_lhs): Remove gcc_assert.
8907 (gimple_assign_set_rhs1): Likewise.
8908 (gimple_assign_set_rhs2): Likewise.
8909 (gimple_call_set_lhs): Likewise.
8910 (gimple_call_set_fn): Likewise.
8911 (gimple_call_set_fndecl): Likewise.
8912 (gimple_call_fndecl): Likewise.
8913 (gimple_call_return_type): Likewise.
8914 (gimple_call_set_chain): Likewise.
8915 (gimple_call_num_args): Likewise.
8916 (gimple_call_set_arg): Likewise.
8917 (gimple_cond_set_code): Likewise.
8918 (gimple_cond_set_lhs): Likewise.
8919 (gimple_cond_set_rhs): Likewise.
8920 (gimple_cond_set_true_label): Likewise.
8921 (gimple_cond_set_false_label): Likewise.
8922 (gimple_label_set_label): Likewise.
8923 (gimple_goto_set_dest): Likewise.
8924 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8925 (gimple_debug_bind_get_value): Likewise.
8926 (gimple_debug_bind_get_value_ptr): Likewise.
8927 (gimple_debug_bind_set_var): Likewise.
8928 (gimple_debug_bind_set_value): Likewise.
8929 (gimple_debug_bind_reset_value): Likewise.
8930 (gimple_debug_bind_has_value_p): Likewise.
8931 (gimple_return_retval_ptr): Remove gcc_assert.
8932 (gimple_return_retval): Likewise.
8933 (gimple_return_set_retval): Likewise.
8934 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8935 (safe_referenced_var_iterator): Remove.
8936 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8937 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8938 (fill_referenced_var_vec): Remove.
8939 (first_readonly_imm_use): Remove redundant gcc_assert.
8940 (phi_arg_index_from_use): Combine gcc_asserts.
8941 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8942 (first_imm_use_stmt): Remove redundant gcc_assert.
8943 * tree-cfg.c (verify_gimple_call): Verify function and chain
8944 operands. Verify arguments.
8945 (verify_types_in_gimple_stmt): Verify condition code and labels.
8947 2010-01-07 Richard Guenther <rguenther@suse.de>
8949 PR tree-optimization/42641
8950 * sese.c (rename_map_elt_info): Use the SSA name version, do
8953 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8955 PR tree-optimization/42625
8956 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8957 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8959 2010-01-07 Duncan Sands <baldrick@free.fr>
8961 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8963 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8966 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8967 note itself is not function_invariant_p.
8969 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8971 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8972 Do not add the DF_NOTE problem.
8973 * store-motion.c (execute_rtl_store_motion): Likewise.
8975 2010-01-07 Martin Jambor <mjambor@suse.cz>
8977 PR tree-optimization/42157
8978 * tree-sra.c (compare_access_positions): Stabilize sort if both
8979 accesses have integer types, return zero immediately if they are the
8982 2010-01-06 Richard Henderson <rth@redhat.com>
8985 * haifa-sched.c (add_to_note_list): Merge into ...
8986 (concat_note_lists): ... here, and ...
8987 (unlink_other_notes, rm_other_notes): Merge into...
8988 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8989 NOTE_INSN_EPILOGUE_BEG.
8991 2010-01-06 Richard Guenther <rguenther@suse.de>
8993 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8994 not inline regular functions into always-inline functions.
8996 2010-01-06 Nick Clifton <nickc@redhat.com>
8998 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8999 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9001 (OVERRIDE_OPTIONS): Delete.
9002 (OPTIMIZATION_OPTIONS): Define.
9003 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9004 * config/rx/rx.c (rx_handle_option): Issue an error message if
9005 -mcpu=rx200 and -fpu are used together.
9006 (rx_set_optimization_options): New function. Issue an error
9007 message if an optimization attribute attempts to reset the FPU/
9008 math optimization pairing.
9009 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9010 * config/rx/rx.opt: Set the default to 32-bit doubles.
9011 * config/rx/t-rx: Add multilibs for -nofpu option.
9012 * doc/invoke.texi: Update documentation of RX options.
9014 2010-01-06 Richard Guenther <rguenther@suse.de>
9016 * tree-ssa-pre.c (name_to_id): New global.
9017 (alloc_expression_id): Simplify SSA name handling.
9018 (lookup_expression_id): Likewise.
9019 (init_pre): Zero name_to_id.
9020 (fini_pre): Free it.
9022 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9024 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9026 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9029 * config/i386/sse.md (smaxv2di3): New.
9030 (umaxv2di3): Likewise.
9031 (sminv2di3): Likewise.
9032 (uminv2di3): Likewise.
9034 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9037 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9038 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9039 (legitimize_tls_address): Likewise.
9040 (sparc_tls_referenced_p): Likewise.
9041 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9042 and adjust calls to legitimize_pic_address.
9043 (legitimate_constant_p) Use sparc_tls_referenced_p.
9044 (legitimate_pic_operand_p): Likewise.
9045 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9046 (sparc_tls_symbol_ref_1): Delete.
9047 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9048 (legitimize_tls_address): Make static, handle CONST patterns.
9049 (legitimize_pic_address): Make static, remove unused parameter and
9050 adjust recursive calls.
9051 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9052 and adjust call to legitimize_pic_address.
9053 (sparc_output_mi_thunk): Likewise.
9055 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9056 H.J. Lu <hongjiu.lu@intel.com>
9059 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9060 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9061 operands to make them signed.
9064 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9067 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9068 GTU to GT for V4SI and V2DI.
9070 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9071 (umin<mode>3): Removed.
9073 (uminv4si3): Likewise.
9075 2010-01-05 Martin Jambor <mjambor@suse.cz>
9077 PR tree-optimization/42462
9078 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9079 current_function_decl to helper functions and macros.
9081 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9084 * flags.h: Don't include real.h.
9085 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9086 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9087 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9088 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9089 * dominance.c: Update copyright.
9090 * gimple.c (walk_gimple_op): Remove inline.
9091 * tree-ssa-reassoc.c: Include real.h.
9092 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9093 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9095 2010-01-05 Nick Clifton <nickc@redhat.com>
9097 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9098 register to push into the stack frame when the accumulator has to
9099 be saved during interrupts.
9101 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9103 * doc/invoke.texi: Remove the documentation about option
9105 * common.opt (Wunreachable-code): Preserved for backward
9107 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9108 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9109 the backward compatibility flag section.
9111 2010-01-05 Richard Guenther <rguenther@suse.de>
9113 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9115 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9118 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9120 PR tree-optimization/42508
9121 * tree-sra.c (convert_callers): Check for recursive call
9122 by comparing cgraph nodes instead of decls.
9123 (modify_function): Call ipa_modify_formal_parameters also
9124 on all same_body aliases.
9126 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9127 cgraph nodes when checking for same_body aliases.
9129 2010-01-05 Richard Guenther <rguenther@suse.de>
9131 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9132 allocation and lookup.
9133 (get_or_alloc_expr_for_constant): Likewise.
9134 (phi_translate): Sink allocation.
9136 2010-01-04 Richard Guenther <rguenther@suse.de>
9138 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9139 a new entry only if needed.
9140 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9141 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9143 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9145 (phi_translate): Handle CONSTANTs early.
9147 2010-01-04 Martin Jambor <mjambor@suse.cz>
9149 PR tree-optimization/42398
9150 * tree-sra.c (struct access): Removed flag grp_different_types.
9151 (dump_access): Do not dump the removed flag.
9152 (sort_and_splice_var_accesses): Do not set the removed flag.
9153 (sra_modify_expr): Check for type compatibility directly.
9155 2010-01-04 Martin Jambor <mjambor@suse.cz>
9157 PR tree-optimization/42366
9158 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9159 edges with variable number of parameters.
9160 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9161 flag instead of asserting it.
9162 (ipa_read_node_info): Read uses_analysis_done flag.
9164 2010-01-04 Richard Guenther <rguenther@suse.de>
9166 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9167 iterative_hash_* as intended.
9168 (vn_reference_compute_hash): Likewise. Simplify hashing
9170 (vn_reference_lookup_2): Likewise.
9171 (vn_nary_op_compute_hash): Likewise.
9172 (vn_phi_compute_hash): Likewise.
9173 (expressions_equal_p): Remove strange code.
9174 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9175 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9176 (bitmap_insert_into_set_1): Take value-id as parameter.
9177 (add_to_value): Pass it.
9178 (bitmap_insert_into_set): Likewise.
9179 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9181 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9184 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9185 (do_self_spec): For switches with SWITCH_IGNORE set set also
9186 SWITCH_IGNORE_PERMANENTLY.
9187 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9190 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9192 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9193 tree of an unreferenced global var.
9195 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9198 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9199 GTU to GT for V4SI and V2DI.
9201 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9202 (umin<mode>3): Removed.
9204 (uminv4si3): Likewise.
9206 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9209 * collect2.c (main): Turn on trace in collect2 if -v is passed
9212 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9214 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9215 description of expression operand.
9217 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9219 * configure.ac: Add install-html to target_list for Make-hooks.
9220 * configure: Regenerate.
9221 * fortran/Make-lang.in (F95_HTMLFILES): New.
9222 (fortran.html): Use it.
9223 (fortran.install-html): New.
9224 * Makefile.in (install-html): Add lang.install-html.
9225 * java/Make-lang.in (JAVA_HTMLFILES): New.
9226 (java.html): Use it.
9227 (java.install-html): New.
9228 * objc/Make-lang.in (objc.install-html): New.
9229 * objcp/Make-lang.in (obj-c++.install-html): New.
9230 * cp/Make-lang.in (c++.install-html): New.
9231 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9232 * lto/Make-lang.in (lto.install-html): New.
9234 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9237 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9239 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9241 PR rtl-optimization/41862
9242 * store-motion.c (store_killed_in_insn, compute_store_table,
9243 remove_reachable_equiv_notes, replace_store_insn,
9244 build_store_vectors): Ignore all DEBUG_INSNs.
9246 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9249 * common.opt: Add dumpdir.
9251 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9253 (option_map): Add --dumpdir.
9255 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9257 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9259 * opts.c (decode_options): Try dump_dir_name first if
9260 dump_base_name isn't an absolute path.
9261 (common_handle_option): Handle OPT_dumpdir.
9263 * toplev.c (dump_dir_name): New.
9264 (print_switch_values): Also ignore -dumpdir.
9266 * toplev.h (dump_dir_name): New.
9268 2010-01-03 Richard Guenther <rguenther@suse.de>
9270 PR tree-optimization/42589
9271 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9272 double-word expansion of bswap32.
9274 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9276 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9277 with BLOCK_FOR_INSN.
9278 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9279 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9280 noce_process_if_block): Likewise.
9281 * gcse.c (compute_local_properties, insert_expr_in_table,
9282 insert_set_in_table, canon_list_insert, find_avail_set,
9283 pre_insert_copy_insn): Likewise.
9285 * basic-block.h (BLOCK_NUM): Move from here...
9286 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9288 2010-01-03 Richard Guenther <rguenther@suse.de>
9290 PR tree-optimization/42438
9291 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9292 contains_may_not_return_call flag.
9293 (BB_MAY_NOTRETURN): New.
9294 (valid_in_sets): Trapping nary operations are not valid
9295 in blocks that may not return.
9296 (insert_into_preds_of_block): Remove check for trapping expressions.
9297 (compute_avail): Compute also BB_MAY_NOTRETURN.
9299 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9301 * doc/invoke.texi: Add 2010 to copyright years.
9303 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9305 * config/sparc/sparc.c: Fix formatting nits.
9307 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9308 Alexander Monakov <amonakov@ispras.ru>
9310 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9312 2010-01-02 Richard Guenther <rguenther@suse.de>
9315 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9316 (simplify_switch_using_ranges): Mark to be removed edges
9319 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9321 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9323 * collect2.c (scan_libraries): Add missing argument in call to
9326 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9329 * config/alpha/predicates.md (aligned_memory_operand): Return false
9331 (unaligned_memory_operand): Return true for CQImode.
9332 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9333 doesn not cross aligned SImode word boundary.
9335 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9337 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9339 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9340 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9342 2010-01-02 Richard Guenther <rguenther@suse.de>
9345 * toplev.c (compile_file): Emit LTO marker properly. Change
9347 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9349 2010-01-01 Richard Guenther <rguenther@suse.de>
9352 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9354 2010-01-01 Richard Guenther <rguenther@suse.de>
9357 * c-decl.c (grokdeclarator): For zero-size arrays force
9358 structural equality checks as layout_type does.
9360 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9362 * builtins.c: Update copyright to 2010.
9364 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9367 * lto-streamer-out.c (produce_asm): Revert the last change.
9368 (copy_function): Likewise.
9370 * lto-streamer.c (lto_get_section_name): Skip any leading
9373 2010-01-01 Richard Guenther <rguenther@suse.de>
9376 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9380 Copyright (C) 2010 Free Software Foundation, Inc.
9382 Copying and distribution of this file, with or without modification,
9383 are permitted in any medium without royalty provided the copyright
9384 notice and this notice are preserved.