1 2010-05-13 Martin Jambor <mjambor@suse.cz>
3 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
5 * gimple-fold.c (get_base_binfo_for_type): New function.
6 (gimple_get_relevant_ref_binfo): Likewise.
7 (gimple_fold_obj_type_ref_known_binfo): Likewise.
8 (gimple_fold_obj_type_ref): Likewise.
9 (fold_gimple_call): Simplify condition for folding virtual calls
10 and call gimple_fold_obj_type_ref.
11 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
12 (gimple_fold_obj_type_ref_known_binfo): Likewise.
14 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
16 * config/rs6000/rs6000-protos.h
17 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
18 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
19 (rs6000_debug_mode_dependent_address)
20 (rs6000_mode_dependent_address_ptr): Likewise.
22 2010-05-13 Jakub Jelinek <jakub@redhat.com>
25 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
27 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
28 * tree-sra.c (create_access_replacement): Call unshare_expr before
29 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
31 * dwarf2out.c: Include tree-flow.h.
32 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
33 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
34 Handle DW_OP_bit_piece.
35 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
36 construct_piece_list, adjust_piece_list): New functions.
37 (add_var_loc_to_decl): Handle SRA optimized variables.
38 Adjust for var_loc_note to loc field renaming.
39 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
41 (new_loc_descr_op_bit_piece): New function.
42 (dw_sra_loc_expr): New function.
43 (dw_loc_list): Use it. Don't handle the last range after the
44 loop, handle it inside of the loop. Adjust for var_loc_note
45 to loc field renaming.
46 (add_location_or_const_value_attribute): Only special case
47 single entry loc lists if loc is NOTE_P. Adjust for
48 var_loc_note to loc field renaming.
49 (dwarf2out_var_location): Don't set newloc->var_loc_note
50 and newloc->next here.
52 2010-05-12 Jan Hubicka <jh@suse.cz>
54 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed flag.
55 * cgraph.h (cgraph_only_called_directly_p,
56 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
57 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
58 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
60 * ipa.c (cgraph_remove_unreachable_nodes): Use
61 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken flags.
62 * tree-inline.c (copy_bb): Check address_taken flag.
63 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
64 externally_visible flag.
66 2010-05-12 Jason Merrill <jason@redhat.com>
70 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
71 * sdbout.c (plain_type_1): Likewise.
72 * dwarf2out.c (is_base_type): Likewise.
73 (gen_type_die_with_usage): Likewise. Generate
74 DW_TAG_unspecified_type for any LANG_TYPE.
76 2010-05-12 Jan Hubicka <jh@suse.cz>
78 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
80 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
81 (cgraph_clone_edge): Update.
82 (cgraph_node_remove_callees): Remove indirect calls too.
83 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
84 (cgraph_create_indirect_edge): Update prototype.
85 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
86 is_proper_for_analysis.
87 (add_new_function, visited_nodes, function_insertion_hook_holder,
88 get_local_reference_vars_info, mark_address_taken, mark_address,
89 mark_load, mark_store, check_asm_memory_clobber, check_call,
90 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
91 (ipa_init): Do not initialize visited_nodes;
92 function_insertion_hook_holder.
93 (analyze_variable): Rewrite.
94 (analyze_function): Rewrite.
95 (copy_local_bitmap): Remove.
96 (duplicate_node_dat): Do not duplicate local info.
97 (generate_summary): Simplify to only walk cgraph.
98 (write_node_summary_p, ipa_reference_write_summary,
99 ipa_reference_read_summary): Remove.
100 (propagate): Do not remove function insertion;
102 (pass_ipa_reference): NULLify summary handling fields.
103 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
104 (input_edge): Input ecf_flags.
105 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
106 (update_indirect_edges_after_inlining): Ignore edges with unknown
109 2010-05-12 Sriraman Tallam <tmsriram@google.com>
111 * implicit-zee.c: New file.
112 * tree-pass.h (pass_implicit_zee): Declare.
113 * passes.c (init_optimization_passes): Add zee pass.
114 * common.opt (fzee): New flag.
115 * timevar.def (TV_ZEE): Define.
116 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
118 * Makefile.in (implicit-zee.o): Add new build file.
120 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
121 Nathan Froyd <froydnj@codesourcery.com>
123 * c-common.c (sync_resolve_params): Remove write-only variable.
125 2010-05-12 Anatoly Sokolov <aesok@post.ru>
127 * target.h (struct gcc_target): Add mode_dependent_address_p field.
128 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
129 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
130 * targhooks.c (default_mode_dependent_address_p): New function.
131 * targhooks.h (default_mode_dependent_address_p): Declare function.
132 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
133 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
134 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
135 target hook. Change return type to bool.
136 * recog.h: (mode_dependent_address_p): Change return type to bool.
138 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
139 Nathan Froyd <froydnj@codesourcery.com>
141 * tree-mudflap.c (build_function_type_0, build_function_type_1,
142 build_function_type_2, build_function_type_3): Remove.
143 (mudflap_init): Use build_function_type_list.
145 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
146 Nathan Froyd <froydnj@codesourcery.com>
148 * coverage.c (build_fn_info_value): Call build_constructor instead of
149 build_constructor_from_list.
150 (build_ctr_info_value): Likewise.
151 (build_gcov_info): Likewise.
153 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
155 * tree.c (build_constructor): Compute TREE_CONSTANT for the
156 resultant constructor.
157 (build_constructor_single): Don't set TREE_CONSTANT.
158 (build_constructor_from_list): Don't compute TREE_CONSTANT.
160 2010-05-12 Jan Hubicka <jh@suse.cz>
162 * cgraph.h (struct varpool_node): Add aux.
163 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
164 * varpool.c (varpool_remove_node): Do not remove initializer.
165 (varpool_reset_queue): Export.
166 (varpool_finalize_decl): Volatile vars are forced to be output.
167 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
169 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
170 process_references, varpool_can_remove_if_no_refs): New functions.
171 (cgraph_remove_unreachable_nodes): Handle variables too.
173 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
176 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
178 2010-05-12 Jakub Jelinek <jakub@redhat.com>
181 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
182 change value of ORT_TASK.
183 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
184 (omp_notice_threadprivate_variable): New function.
185 (omp_notice_variable): Call it for threadprivate variables.
186 If enclosing ctx is a task, print enclosing task rather than
187 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
188 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
189 if task has untied clause.
192 * dwarf2out.c (base_type_die): Don't add name attribute here.
193 (modified_type_die): Instead of sizetype use
194 its underlying original type. If a DW_TAG_base_type doesn't
195 have name added, add __unknown__.
196 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
197 always call force_type_die instead.
199 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
201 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
202 for __stack_chk_guard.
204 2010-05-11 Jakub Jelinek <jakub@redhat.com>
206 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
207 don't call start_source_file debug hook here...
208 (finish_options): ... but here, after outputting predefined and
209 command line defines and undefs.
212 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
214 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
215 optimizing away empty bb with no successors, move over its
216 footer chain to fallthru predecessor.
217 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
218 (rtl_split_edge): For asm goto call patch_jump_insn even if
219 splitting fallthru edge.
222 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
223 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
224 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
225 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
229 * c-parser.c (c_parser_expression): Mark LHS of a comma
230 expression as read if it is a decl, handled component or
231 COMPOUND_EXPR with that on the RHS.
232 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
233 if it is a decl or handled component.
235 2010-05-11 Jan Hubicka <jh@suse.cz>
237 * lto-symtab.c (lto_symtab_free): New function.
238 * lto-streamer.h (lto_symtab_free): Declare.
240 2010-05-11 Jan Hubicka <jh@suse.cz>
242 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
243 that if function is needed it is reachable.
244 (lto_output_node): See if it the function is reachable or referenced.
245 (output_cgraph): Update call of lto_output_node.
246 * lto-streamer.h (reachable_from_other_partition_p): Declare.
248 2010-05-11 Jan Hubicka <jh@suse.cz>
250 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
253 2010-05-11 Jan Hubicka <jh@suse.cz>
255 PR tree-optimize/44063
256 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
257 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
259 (estimate_function_body_sizes): Compute sizes even when disregarding.
261 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
263 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
265 2010-05-11 Jan Hubicka <jh@suse.cz>
267 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
270 2010-05-11 Jan Hubicka <jh@suse.cz>
272 * matrix-reorg.c (matrix_reorg): Rebuild edges.
274 2010-05-11 Jan Hubicka <jh@suse.cz>
276 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
277 lto_streamer_cache_delete): Put nodes into heap.
278 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
281 2010-05-11 Jan Hubicka <jh@suse.cz>
283 * cgraphbuild.c (cgraph_rebuild_references): New.
284 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
286 * cgraph.h (cgraph_rebuild_references): Declare.
287 * tree-inline.c (tree_function_versioning): Use it.
288 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
290 2010-05-11 Jan Hubicka <jh@suse.cz>
292 * cgraph.c: Include ipa-utils.h
293 (cgraph_create_virtual_clone): Update references.
294 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
296 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
298 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
299 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
302 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
304 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
306 2010-05-11 Jakub Jelinek <jakub@redhat.com>
308 * gcc.c (execute): For -### don't quote arguments that
309 contain just alphanumerics and _/-. characters.
310 * doc/invoke.texi: Document that change for -###.
313 * df-problems.c (struct dead_debug): Add to_rescan field.
314 (dead_debug_init): Clear to_rescan field.
315 (dead_debug_finish): Rescan all debug insns in to_rescan
316 bitmap and free the bitmap.
317 (dead_debug_insert_before): Instead of rescanning debug insns
318 immediately queue their rescanning until dead_debug_finish.
319 (df_note_bb_compute): After dead_debug_add do continue instead
322 2010-05-10 Jakub Jelinek <jakub@redhat.com>
325 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
326 clear also INSN_REG_USE_LIST.
328 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
330 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
332 2010-05-10 Jan Hubicka <jh@suse.cz>
334 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
336 2010-05-10 Jan Hubicka <jh@suse.cz>
338 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
340 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
341 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
342 (lto_streamer_cache_create): Init alloc pool.
343 (lto_streamer_cache_delete): Free alloc pool.
344 * lto-streamer.h: Include alloc pool.
345 (lto_streamer_cache_d): Use alloc pool.
346 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
348 2010-05-10 Jan Hubicka <jh@suse.cz>
350 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
351 * cgraphbuild.c: Include except.h
352 (record_type_list, record_eh_tables): New function.
353 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
355 2010-05-10 Jan Hubicka <jh@suse.cz>
357 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
358 __frame_dummy_init_array_entry, force_to_data): Attribute as used
361 2010-05-10 Michael Matz <matz@suse.de>
363 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
364 (can_reassociate_p): Use FLOAT_TYPE_P.
365 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
366 (vect_force_simple_reduction): ... this.
367 * tree-parloops.c (gather_scalar_reductions): Use
368 vect_force_simple_reduction.
369 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
370 vect_is_simple_reduction, add modify argument, if true rewrite
372 (vect_is_simple_reduction, vect_force_simple_reduction): New
374 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
376 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
377 Vladimir Makarov <vmakarov@redhat.com>
379 PR rtl-optimization/44012
380 * ira-build.c (remove_unnecessary_allocnos): Nullify
381 regno_allocno_map of the removed allocno.
383 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
385 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
387 * configure: Regenerate.
389 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
391 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
393 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
394 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
396 * configure: Regenerate.
398 2010-05-10 Richard Guenther <rguenther@suse.de>
400 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
401 marked if the entry identifier is marked.
403 2010-05-10 Richard Guenther <rguenther@suse.de>
405 * c-common.c (struct c_common_attributes): Add fnspec attribute.
406 (handle_fnspec_attribute): New function.
407 * gimple.h (gimple_call_return_flags): Declare.
408 (gimple_call_arg_flags): Likewise.
409 * gimple.c (gimple_call_arg_flags): New function.
410 (gimple_call_return_flags): Likewise.
411 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
413 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
415 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
416 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
418 (make_heapvar_for): ... this new function.
419 (handle_rhs_call): Handle fnspec attribute argument specifiers.
420 (handle_lhs_call): Likewise.
421 (find_func_aliases): Adjust.
423 2010-05-10 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/44050
426 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
428 2010-05-10 Wei Guozhi <carrot@google.com>
431 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
433 2010-05-09 Joseph Myers <joseph@codesourcery.com>
436 * c-typeck.c (lookup_field): Take a type directly. Update
438 (build_component_ref): Update call to lookup_field.
439 (set_init_label): Use lookup_field to find initialized field.
440 Handle returned list of fields like a sequence of designators.
442 2010-05-09 Richard Guenther <rguenther@suse.de>
445 * fold-const.c (tree_single_nonzero_warnv_p): Properly
446 handle &FUNCTION_DECL.
448 2010-05-09 Joseph Myers <joseph@codesourcery.com>
451 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
452 structures and unions recursively.
453 (detect_field_duplicates): Move duplicate detection with a hash to
454 detect_field_duplicates_hash. Always use a hash if anonymous
455 structures or unions are present.
456 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
459 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
462 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
463 detect Atom, Core 2 and Core i7.
465 2010-05-09 Richard Guenther <rguenther@suse.de>
467 * gcc.c (store_arg): Handle temporary file deletion for
470 2010-05-09 Richard Guenther <rguenther@suse.de>
473 * ipa-inline.c (estimate_function_body_sizes): Return after
474 disregarding inline limits.
476 2010-05-09 Richard Guenther <rguenther@suse.de>
478 * gcc.c (store_arg): Revert last change.
480 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
483 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
484 (optimize_ops_list): Call it.
486 2010-05-08 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/44030
489 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
490 NECESSARY flag if we propagate from a inserted expression.
492 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
494 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
495 domain types as equal if they are both PLACEHOLDER_EXPRs.
497 2010-05-08 Richard Guenther <rguenther@suse.de>
499 * lto-wrapper.c (run_gcc): Remove linker output from
500 command line for LTRANS invocation.
502 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
504 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
505 lto-macho as lto_binary_reader.
506 * target.h (struct gcc_target): New hooks lto_start and lto_end.
507 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
508 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
509 in lto_start and lto_end calls.
510 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
512 (scan_prog_file): Update is_elf_or_coff call.
513 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
515 * collect2.c (main): Fix enum comparison.
517 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
519 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
520 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
521 and TARGET_ASM_LTO_END.
522 * darwin.c: Include obstack.h and lto-streamer.h.
523 (lto_section_names_offset, lto_section_names_obstack,
524 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
526 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
527 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
529 (darwin_asm_lto_end): New function. Restore asm_out_file.
530 (darwin_asm_named_section): For LTO sections, replace the name with
531 the offset of the section name in a string table, and build this
533 (darwin_file_start): Initialize global vars for LTO support.
534 (darwin_file_end): If output to asm_out_file was redirected, append it
535 to the proper asm_out_file here. Add the section names section.
537 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
539 * c-pragma.c (pending_weak_d, pending_weak): New.
540 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
541 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
542 handle_pragma_weak): Update the uses of pending_weaks.
544 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
546 PR documentation/44016
547 * doc/standards.texi (Standards): Link to unversioned
548 cxx0x_status.html page.
550 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
553 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
554 in addition to TREE_USED, to avoid "set but unused" warnings.
556 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
558 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
559 (is_loop_prefetching_profitable): Do not insert prefetches
560 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
561 times the prefetch ahead distance.
563 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
565 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
566 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
567 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
570 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
572 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
573 a diagnostic info when the insn-to-mem ratio is too small.
575 2010-05-07 Richard Guenther <rguenther@suse.de>
577 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
579 (store_arg): Queue temp_filename for deletion instead of
582 2010-05-07 Richard Guenther <rguenther@suse.de>
584 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
585 (run_gcc): Handle LTRANS phase invocation.
586 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
588 2010-05-07 Jakub Jelinek <jakub@redhat.com>
590 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
591 this is also meaningful on PARM_DECLs and RESULT_DECLs.
593 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
595 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
597 2010-05-07 Richard Guenther <rguenther@suse.de>
599 PR tree-optimization/44020
600 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
601 code when PRE is not yet initialized.
603 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
605 * config/mips/dbxmdebug.h: Remove.
606 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
608 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
610 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
611 with null pointer and also warn about ordered comparison of zero with
614 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
616 * graphite-blocking.c
617 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
618 * graphite-clast-to-gimple.c
619 (clast_to_gcc_expression): Same.
620 (precision_for_value): Same.
621 (precision_for_interval): Same.
622 (gcc_type_for_interval): Same.
623 (graphite_create_new_guard): Same.
624 (compute_bounds_for_level): Same.
625 (graphite_create_new_loop_guard): Same.
626 * graphite-interchange.c
627 (build_linearized_memory_access): Same.
628 (pdr_stride_in_loop): Same.
629 (memory_strides_in_loop_1): Same.
630 (memory_strides_in_loop): Same.
631 (extend_scattering): Same.
632 (psct_scattering_dim_for_loop_depth): Same.
633 (pbb_number_of_iterations): Same.
635 (debug_iteration_domains): Same.
637 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
638 (ppl_set_inhomogeneous_gmp): Same.
639 (ppl_strip_loop): Same.
640 (ppl_lexico_compare_linear_expressions): Same.
641 (ppl_read_polyhedron_matrix): Same.
642 (ppl_max_for_le_pointset): Same.
644 (ppl_read_polyhedron_matrix): Same.
645 (tree_int_to_gmp): Same.
646 (gmp_cst_to_tree): Same.
647 (ppl_set_inhomogeneous): Same.
648 (ppl_set_inhomogeneous_tree): Same.
649 (ppl_set_coef): Same.
650 (ppl_set_coef_tree): Same.
651 * graphite-sese-to-poly.c
652 (build_pbb_scattering_polyhedrons): Same.
653 (build_scop_scattering): Same.
654 (scan_tree_for_params_right_scev): Same.
655 (scan_tree_for_params): Same.
656 (find_params_in_bb): Same.
657 (find_scop_parameters): Same.
658 (add_upper_bounds_from_estimated_nit): Same.
659 (build_loop_iteration_domains): Same.
660 (add_condition_to_domain): Same.
661 (pdr_add_memory_accesses): Same.
663 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
665 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
666 CLooG's value_* macros to their respective mpz_* counterparts.
667 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
668 (graphite_create_new_loop_guard): Same.
669 * graphite-interchange.c (build_linearized_memory_access): Same.
670 (pdr_stride_in_loop): Same.
671 (memory_strides_in_loop_1): Same.
672 (1st_interchange_profitable_p): Same.
673 * graphite-poly.c (extend_scattering): Same.
674 (psct_scattering_dim_for_loop_depth): Same.
675 (pbb_number_of_iterations): Same.
676 (pbb_number_of_iterations_at_time): Same.
677 * graphite-poly.h (new_1st_loop): Same.
678 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
679 (oppose_constraint): Same.
680 (insert_constraint_into_matrix): Same.
681 (ppl_set_inhomogeneous_gmp): Same.
682 (ppl_set_coef_gmp): Same.
683 (ppl_strip_loop): Same.
684 (ppl_lexico_compare_linear_expressions): Same.
685 (ppl_max_for_le_pointset): Same.
686 (ppl_min_for_le_pointset): Same.
687 (ppl_build_realtion): Same.
688 * graphite-ppl.h (gmp_cst_to_tree): Same.
689 (ppl_set_inhomogeneous): Same.
690 (ppl_set_inhomogeneous_tree): Same.
691 (ppl_set_coef): Same.
692 (ppl_set_coef_tree): Same.
693 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
694 (build_scop_scattering): Same.
695 (add_value_to_dim): Same.
696 (scan_tree_for_params_right_scev): Same.
697 (scan_tree_for_params_int): Same.
698 (scan_tree_for_params): Same.
699 (find_params_in_bb): Same.
700 (find_scop_parameters): Same.
701 (add_upper_bounds_from_estimated_nit): Same.
702 (build_loop_iteration_domains): Same.
703 (create_linear_expr_from_tree): Same.
704 (add_condition_to_domain): Same.
705 (pdr_add_memory_accesses): Same.
707 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
708 Jason Merrill <jason@redhat.com>
710 * c-common.c (c_common_reswords): Add nullptr.
711 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
712 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
713 (gen_type_die_with_usage): Likewise.
714 * dbxout.c (dbxout_type): Likewise.
715 * sdbout.c (plain_type_1): Likewise.
717 2010-05-06 Jason Merrill <jason@redhat.com>
719 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
720 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
722 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
724 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
725 stripping WITH_SIZE_EXPR.
726 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
729 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
731 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
732 list of obsolete configurations.
733 Disabled check for obsolete configurations.
734 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
735 Removed support for previous versions.
736 * config/mips/iris.h: Removed.
737 * config/mips/iris5.h: Removed.
738 * config/mips/iris6.h: Merged old iris.h contents.
739 (TARGET_IRIX): Removed.
740 (DRIVER_SELF_SPECS): Removed mabi=32.
741 (IDENT_ASM_OP): Removed undef.
742 (STARTFILE_SPEC): Removed mabi=32.
743 (ENDFILE_SPEC): Likewise.
744 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
745 (MACHINE_TYPE): Update for IRIX 6.5.
746 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
747 TARGET_IRIX by TARGET_IRIX6.
748 (mips_file_start): Likewise.
749 (mips_output_external): Remove IRIX 5/6 O32 support.
750 (mips_output_function_prologue): Likewise.
751 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
753 (TARGET_CPU_CPP_BUILTINS): Likewise.
754 (TARGET_IRIX): Removed.
755 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
756 (MULTILIB_DIRNAMES): Removed 32.
757 (MULTILIB_OSDIRNAMES): Removed ../lib.
758 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
759 (Specific, mips-sgi-irix5): Document removal.
760 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
761 Remove references to older IRIX 6 releases and the O32 ABI.
763 2010-05-06 Jakub Jelinek <jakub@redhat.com>
766 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
767 instead of DF_REF_REAL_REG.
769 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
772 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
773 handling to still return true for x64 targets.
775 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
777 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
779 2010-05-06 Jan Hubicka <jh@suse.cz>
781 PR tree-optimization/43791
782 * ipa-inline.c (update_caller_keys): Remove bogus
783 disregard_inline_limits check.
785 2010-05-06 Michael Matz <matz@suse.de>
787 PR tree-optimization/43984
788 * tree-ssa-pre.c (inserted_phi_names): Remove.
789 (inserted_exprs): Change to bitmap.
790 (create_expression_by_pieces): Set bits, don't append to vector.
791 (insert_into_preds_of_block): Don't handle inserted_phi_names.
792 (eliminate): Don't look at inserted_phi_names, remove deleted
793 insns from inserted_exprs.
794 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
795 (init_pre, fini_pre): Allocate and free bitmaps.
796 (execute_pre): Insert insns on edges before elimination.
798 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
800 * tree.c (initializer_zerop): Handle STRING_CST.
802 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
805 * doc/invoke.texi (Wimplicit): Document as C only.
806 * opts.c (common_handle_option): Add argument kind.
807 (handle_option): Rename as read_cmdline_option. Factor out code to...
808 (handle_option): ... here. New.
809 (handle_options): Rename as read_cmdline_options.
810 (decode_options): Update call.
811 (set_option): Use option index instead of option pointer. Classify
812 diagnostics correctly.
813 (enable_warning_as_error): Call handle_option.
814 * opts.h (set_option): Update declaration.
815 (handle_option): Declare.
816 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
817 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
818 * c-opts.c (set_Wimplicit): Delete.
819 (c_family_lang_mask): New static constant.
820 (c_common_handle_option): Add argument kind. Use handle_option
821 instead of set_Wimplicit.
822 (c_common_post_options): warn_implicit and warn_implicit_int
823 are disabled by default.
824 * c-common.c (warn_implicit): Do not define here.
825 * c-common.h (warn_implicit): Do not declare here.
826 (c_common_handle_option): Update declaration.
827 * lto-opts.c (lto_reissue_options): Update call to set_option.
829 2010-05-06 Richard Guenther <rguenther@suse.de>
831 PR tree-optimization/43571
832 * domwalk.c (walk_dominator_tree): Walk the dominator
833 sons in more optimal order.
835 2010-05-06 Richard Guenther <rguenther@suse.de>
837 PR tree-optimization/43934
838 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
839 (stmt_cost): Likewise.
840 (extract_true_false_args_from_phi): New helper.
841 (determine_max_movement): For PHI nodes verify we can hoist them
842 and compute their cost.
843 (determine_invariantness_stmt): Handle PHI nodes.
844 (move_computations_stmt): Likewise. Hoist PHI nodes in
845 if-converted form using COND_EXPRs.
846 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
847 (tree_ssa_lim): Likewise.
848 * tree-flow.h (tree_ssa_lim): Adjust prototype.
849 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
851 2010-05-06 Richard Guenther <rguenther@suse.de>
853 PR tree-optimization/43987
854 * tree-ssa-structalias.c (could_have_pointers): For possibly
855 address-taken variables force pointers to be recorded.
856 (create_variable_info_for_1): Likewise.
857 (push_fields_onto_fieldstack): Pass in wheter all fields
859 (find_func_aliases): Query types instead of vars whether
860 they contain pointers where appropriate.
862 2010-05-06 Jan Hubicka <jh@suse.cz>
864 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
865 (record_reference, mark_address, mark_load, mark_store): Record
867 (record_references_in_initializer): Update call of record_references.
868 (rebuild_cgraph_edges): Remove all references before rebuiding.
869 * cgraph.c (cgraph_create_node): Clear ref list.
870 (cgraph_remove_node): Remove references.
871 (dump_cgraph_node): Dump references.
872 (cgraph_clone_node): Clone references.
873 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
874 (struct cgraph_node, varpool_node): Add ref_lst.
875 * ipa-ref.c: New file.
876 * ipa-ref.h: New file.
877 * ipa-ref-inline.h: New file.
878 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
879 (referenced_from_other_partition_p): New function.
880 (lto_output_varpool_node): Take set arugment; call
881 referenced_from_other_partition.
882 (lto_output_ref): New.
883 (add_references): New.
885 (output_cgraph): Compute boundary based on references; output refs.
886 (output_varpool): Accept cgraph_node_set argument.
889 (input_cgraph): Call input_refs.
890 * lto-section-in.c (lto_section_name): Add refs.
891 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
892 (ipa-ref.o): New file.
893 * varpool.c (varpool_node): Clear ipa ref list.
894 (varpool_remove_node): Remove references.
895 (dump_varpool_node): Dump references.
896 (varpool_assemble_decl): Only compile finalized ones.
897 (varpool_extra_name_alias): Initialize ref list.
898 * lto-streamer.c (lto-get_section_name): Add .refs section.
899 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
900 (referenced_from_other_partition_p): Declared.
902 2010-05-06 Ira Rosen <irar@il.ibm.com>
904 PR tree-optimization/43901
905 * tree-vect-stmts.c (vectorizable_call): Assert that vector
906 type is not NULL if it's transformation phase, and return
907 FALSE if it's analysis.
908 (vectorizable_conversion, vectorizable_operation,
909 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
911 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
913 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
915 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
917 * config/mips/mips-protos.h
918 (mips_small_register_classes_for_mode_p): Delete prototype.
920 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
922 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
923 * config/arm/arm.c (multiple_operation_profitable_p,
924 compute_offset_order): New static functions.
925 (load_multiple_sequence, store_multiple_sequence): Use them.
926 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
927 memory offsets, not register numbers.
928 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
930 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
932 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
933 (get_pending_sizes, put_pending_size, put_pending_sizes):
934 Update the uses of pending_sizes.
935 * c-decl.c (store_parm_decls): Likewise.
936 * c-tree.h (struct c_arg_info): Likewise.
937 * tree.h: Update the prototype for get_pending_sizes and
940 2010-05-05 Jason Merrill <jason@redhat.com>
943 * c-common.c (handle_aligned_attribute): Respect
944 ATTR_FLAG_TYPE_IN_PLACE.
947 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
948 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
949 (TARGET_INITIALIZER): Use it.
950 * c-common.c (attribute_takes_identifier_p): Call it.
951 * c-common.h: Update prototype.
952 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
953 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
955 2010-05-05 Jakub Jelinek <jakub@redhat.com>
958 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
959 DW_ID_down_case for Fortran compilation units.
961 2010-05-05 Jan Hubicka <jh@suse.cz>
963 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
966 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
968 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
969 a variable-sized RESULT_DECL.
971 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
973 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
975 2010-05-05 Jason Merrill <jason@redhat.com>
978 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
980 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
982 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
983 Jakub Jelinek <jakub@redhat.com>
986 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
987 (dead_debug_init, dead_debug_finish): New functions.
988 (dead_debug_add, dead_debug_insert_before): Likewise.
989 (df_note_bb_compute): Initialize a dead_debug object, add dead
990 debug uses to it, insert debug bind insns before death insns,
991 reset debug insns that refer to pending uses at the end.
992 * rtl.h (make_debug_expr_from_rtl): New prototype.
993 * varasm.c (make_debug_expr_from_rtl): New function.
995 2010-05-05 Jan Hubicka <jh@suse.cz>
997 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
998 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
999 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1000 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1001 lto_varpool_encoder_encode_initializer_p,
1002 lto_set_varpool_encoder_encode_initializer): New functions.
1003 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1004 call output_varpool.
1005 (input_varpool_node): Do not always set analyzed.
1006 (input_cgraph_1): Return vector of cgraph nodes.
1007 (input_varpool_1): Return vector of varpools.
1008 (input_cgraph): Free the vectors.
1009 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1010 output only initializers needed.
1011 (lto_output): Only call output_cgraph.
1012 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1013 * lto-section-out.c (lto_new_out_decl_state): Initialize
1014 state->varpool_node_encoder.
1015 * lto-streamer.h (lto_varpool_encoder_d): New.
1016 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1017 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1018 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1019 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1020 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1022 (output_varpool, input_varpool): Remove declarations.
1024 2010-05-05 Jan Hubicka <jh@suse.cz>
1026 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1027 with body can prevail.
1029 2010-05-05 Jan Hubicka <jh@suse.cz>
1031 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1034 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1036 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1038 * gengtype.h (erro_at_line): Constify pos argument.
1040 * gengtype.c: Include hashtab.h.
1041 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1042 (error_at_line): Constify pos argument.
1043 (do_typedef): Initialize p->opt field.
1044 (get_file_gtfilename): Fix comment typo.
1045 (struct walk_type_data): Constify line field.
1046 (get_output_file_for_structure): New function.
1047 (write_local_func_for_structure): Constify orig_s argument.
1048 Use get_output_file_for_structure.
1049 (write_func_for_structure): Use get_output_file_for_structure.
1050 (INDENT): New define.
1051 (dump_pair, dump_type, dump_type_list, dump_typekind)
1052 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1053 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1055 (seen_types): New variable.
1056 (main): New variable do_dump. Process "-d" command line option.
1057 Call dump_everything if dump requested.
1059 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1061 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1062 in a temporary instead of invoking the macro multiple times.
1063 (track_expr_p): Likewise.
1065 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1067 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1069 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1070 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1071 conditions for printing notes.
1072 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1073 true, update documentation.
1074 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1076 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1079 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1082 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1085 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1086 (*sse_prologue_save_insn1): Likewise.
1087 (SSE prologue save splitter): Likewise.
1089 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1091 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1092 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1093 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1094 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1095 all decls. Call it on DECL_FIELD_OFFSET of fields.
1096 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1097 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1099 2010-05-04 Martin Jambor <mjambor@suse.cz>
1101 * tree-sra.c (build_access_from_expr_1): The first parameter type
1102 changed to simple tree.
1103 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1104 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1106 (build_accesses_from_assign): Removed all parameters except for a
1107 simple gimple statement. Now returns a simple bool.
1108 (scan_function): All non-analysis parts moved to separate functions
1109 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1110 parameters and updated both callers.
1111 (sra_modify_expr): Removed parameter data.
1112 (sra_modify_function_body): New function.
1113 (perform_intra_sra): Call sra_modify_function_body to modify the
1115 (replace_removed_params_ssa_names): Parameter data changed into
1117 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1118 changed the parameter dont_convert to convert with the opposite
1120 (sra_ipa_modify_assign): Parameter data changed into adjustments
1121 vector, return value changed to bool.
1122 (ipa_sra_modify_function_body): New function.
1123 (sra_ipa_reset_debug_stmts): Updated a comment.
1124 (modify_function): Use ipa_sra_modify_function_body to modify function
1127 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1130 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1131 (canon_true_dependence): Likewise.
1132 (write_dependence_p): Likewise.
1134 2010-05-04 Jan Hubicka <jh@suse.cz>
1136 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1137 * cgraphbuild.c: Include ipa-utils.h
1138 (record_reference_ctx): New struct.
1139 (record_reference): Simplify to work on initializers; not statements.
1140 (mark_address, mark_load, mark_store): New.
1141 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1143 (record_references_in_initializer): Update use of record_reference.
1144 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1147 2010-05-04 Jan Hubicka <jh@suse.cz>
1149 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1150 node will be removed anyway.
1151 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1152 relink aliases of node into prevailing node.
1153 * varpool.c (varpool_remove_node): Remove aliases properly;
1154 when removing node, remove all its aliases too; remove DECL_INITIAL
1155 of removed node; ggc_free the varpool node.
1157 2010-05-04 Richard Guenther <rguenther@suse.de>
1159 PR tree-optimization/43879
1160 * tree-ssa-structalias.c (alias_get_name): Use
1161 DECL_ASSEMBLER_NAME if available.
1162 (create_function_info_for): Return the varinfo node.
1163 (ipa_pta_execute): Associate same-body aliases and extra names
1164 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1166 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1168 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1170 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1173 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1174 only if HONOR_REG_ALLOC_ORDER is not defined.
1176 2010-05-04 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/43949
1179 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1182 2010-04-26 Jason Merrill <jason@redhat.com>
1184 * c.opt (-fstrict-enums): New.
1185 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1187 2010-05-03 David Ung <davidu@mips.com>
1188 James E. Wilson <wilson@codesourcery.com>
1190 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1191 emit the trap instruction before the divide for TUNE_74K.
1193 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1195 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1196 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1197 based on the above, for new target hook.
1199 * hooks.c (hook_bool_mode_true): New generic hook.
1200 * hooks.h (hook_bool_mode_true): Add prototype.
1202 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1204 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1205 target hook, set to hook_bool_mode_false.
1206 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1207 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1208 with targetm.small_register_classes_for_mode_p.
1209 (find_reusable_reload): Likewise.
1210 (combine_reloads): Likewise.
1211 * reload1.c (reload_as_needed): Likewise.
1212 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1213 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1214 dead_or_predicable): Likewise.
1215 * regmove.c (optimize_reg_copy_1): Likewise.
1216 * calls.c (prepare_call_address): Likewise.
1217 (precompute_register_parameters): Likewise.
1219 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1221 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1222 implementation of the hook that considers all register classes
1223 small except for SH64.
1224 (sh_override_options): Use the new hook.
1225 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1228 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1230 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1231 implementation of the hook that considers all register classes
1233 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1236 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1238 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1239 implementation of the hook that considers all register classes
1241 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1244 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1246 * config/m32c/m32c.h: Likewise.
1247 * config/pdp11/pdp11.h: Likewise.
1248 * config/avr/avr.h: Likewise.
1249 * config/xtensa/xtensa.h: Likewise.
1250 * config/m68hc11/m68hc11.h: Likewise.
1251 * config/mn10300/mn10300.h: Likewise.
1252 * config/mcore/mcore.h: Likewise.
1253 * config/h8300/h8300.h: Likewise.
1254 * config/bfin/bfin.h: Likewise.
1256 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1257 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1259 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1261 * double-int.h (tree_to_double_int): Remove macro.
1262 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1263 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1264 (tree_to_double_int): New function.
1265 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1267 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1269 2010-05-03 Richard Guenther <rguenther@suse.de>
1271 PR tree-optimization/43971
1272 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1273 constraints in the !flag_delete_null_pointer_checks case.
1275 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1278 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1279 result mode matches original rtl mode.
1281 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1284 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1286 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1288 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1289 when processing flag options.
1291 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1293 * gcov-iov.c (main): Change format string placeholder
1294 from %#08x to 0x%08x.
1295 * genchecksum.c (dosum): Change format string placeholder
1296 from %#02x to 0x%02x.
1298 2010-05-02 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/43879
1301 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1303 2010-05-02 Bruno Haible <bruno@clisp.org>
1305 * doc/extend.texi (Function Attributes): Fix a typo.
1307 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1310 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1311 placeholder from 0x%x to %#x.
1312 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1313 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1314 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1315 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1316 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1317 * config/i386/i386.c (ix86_target_string): Ditto.
1318 * config/i386/i386.c (output_pic_addr_const): Ditto.
1319 (print_operand): Ditto.
1321 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1323 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1324 placeholder from 0x%x to %#x.
1325 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1326 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1327 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1328 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1329 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1330 * optc-gen.awk: Ditto.
1331 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1332 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1333 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1334 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1336 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1338 * target.h (struct calls): Add function_value_regno_p field.
1339 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1340 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1341 * targhooks.c (default_function_value_regno_p): New function.
1342 * targhooks.h (default_function_value_regno_p): Declare function.
1343 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1344 * builtins.c. (apply_result_size): (Ditto.).
1345 * combine.c. (likely_spilled_retval_p): (Ditto.).
1346 * mode-switching.c. Include 'target.h'.
1347 (create_pre_exit): Use function_value_regno_p hook.
1348 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1349 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1350 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1352 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1353 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1354 (ix86_function_value_regno_p): Declare as static, change argument
1355 type to const unsigned int.
1356 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1358 2010-05-01 Richard Guenther <rguenther@suse.de>
1360 PR tree-optimization/43949
1361 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1363 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1365 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1367 * rtl.h (CONST_DOUBLE_P): Define.
1368 (rtx_to_double_int): Declare.
1369 * emit-rtl.c (rtx_to_double_int): New function.
1370 * dwarf2out.c (insert_double): New function.
1371 (loc_descriptor, add_const_value_attribute): Clean up, use
1372 rtx_to_double_int and insert_double functions.
1374 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1376 * doc/extend.texi (Inline): Add missing return keyword to examples.
1377 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1380 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1382 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1383 the variable part of the offset as well. Use highest_pow2_factor for
1384 all alignment checks.
1386 2010-04-30 Richard Guenther <rguenther@suse.de>
1388 PR tree-optimization/43879
1389 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1392 2010-04-30 Jan Hubicka <jh@suse.cz>
1394 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1396 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1398 2010-04-30 Jan Hubicka <jh@suse.cz>
1400 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1402 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1403 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1404 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1405 cgraph_node_set_needs_ltrans_p): Remove.
1407 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1409 * sdbout.c: Include vec.h, do not include varray.h.
1410 (deferred_global_decls, sdbout_global_decl,
1411 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1412 * toplev.c: Do not include varray.h.
1413 (dump_memory_report): Do not dump VARRAY statistics.
1414 * gengtype.c (open_base_file): Ignore varray.h.
1415 * Makefile.in: Update for abovementioned changes.
1416 Remove all traces of varray.c and varray.h.
1417 * varray.c: Remove file.
1418 * varray.h: Remove file.
1420 2010-04-30 Jan Hubicka <jh@suse.cz>
1422 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1425 2010-04-30 Jan Hubicka <jh@suse.cz>
1427 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1430 2010-04-30 Richard Guenther <rguenther@suse.de>
1432 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1433 constraints for CONSTRUCTOR.
1435 2010-04-30 Richard Guenther <rguenther@suse.de>
1438 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1439 first after all lowering passes.
1441 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1443 * toplev.c: Include varray.h for statistics dumping.
1444 * tree.h: Do not declare varray_head_tag.
1445 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1446 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1447 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1448 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1449 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1450 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1451 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1452 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1454 * Makefile.in: Update for abovementioned changes.
1456 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1459 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1461 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1463 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1464 Use this function to do machine-specific conversion.
1465 (picochip_legitimize_reload_address): Likewise.
1466 (picochip_legitimate_address_p): Check valid base register only if
1468 (picochip_check_conditional_copy): Check for modw only if opnd is
1470 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1471 to call the function in c.
1472 * config/picochip/picochip-protos.h
1473 (picochip_legitimize_reload_address): Define.
1474 * config/picochip/picochip.md (supported_compare1): Define.
1476 2010-04-30 Jan Hubicka <jh@suse.cz>
1478 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1479 (cgraph_global_info): Remove inlined.
1480 (LTO_cgraph_tag_names): Remove.
1481 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1482 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1483 simplify cgraph tags and document.
1484 (lto_output_node): Use only LTO_cgraph_unavail_node and
1485 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1486 for_functions_valid, global info, process and output flags.
1487 (input_overwrite_node): Initialize estimated stack size and
1488 estimated growth. Do not read flags we no longer store.
1489 (input_node): Likewise do not read info no longer stored.
1490 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1493 2010-04-30 Richard Guenther <rguenther@suse.de>
1495 PR tree-optimization/43879
1496 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1497 handle non-zero initializers.
1499 2010-04-30 Richard Guenther <rguenther@suse.de>
1501 * builtins.c (fold_builtin_1): Delete free (0).
1503 2010-04-29 Jan Hubicka <jh@suse.cz>
1505 * gengtype.c (open_base_files): Add lto-streamer.h
1506 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1507 (pass_ipa_cp): GGC collect.
1508 * toplev. (compile_file): Do not output symbols.
1509 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1510 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1511 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1512 * lto-section-in.c: Include ggc.h
1513 (lto_new_in_decl_state): Alloc in GGC.
1514 (lto_delete_in_decl_state): Likewise.
1515 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1518 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1521 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1522 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1523 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1524 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1525 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1526 account only if HONOR_REG_ALLOC_ORDER is not defined.
1527 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1528 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1530 2010-04-29 Jon Grant <04@jguk.org>
1532 * collect2.c (vflag): Change type from int to bool.
1534 (helpflag): New global bool.
1535 (main): Set vflag and debug with boolean, not integer truth values.
1536 Accept new "--help" option and output usage text if found.
1537 * collect2.h (vflag): Update prototype.
1540 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1543 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1545 2010-04-29 Richard Guenther <rguenther@suse.de>
1548 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1549 with ATTRIBUTE_UNUSED.
1551 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1554 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1555 INSN_P with NONDEBUG_INSN_P.
1556 (distance_non_agu_define): Likewise.
1557 (distance_agu_use): Likewise.
1559 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1561 From Dominique d'Humieres <dominiq@lps.ens.fr>
1563 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1566 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1568 * plugin.h (invoke_plugin_callbacks): New inline function.
1569 * plugin.c (flag_plugin_added): New global flag.
1570 (add_new_plugin): Initialize above flag.
1571 (invoke_plugin_callbacks): Rename to ...
1572 (invoke_plugin_callbacks_full): ... this.
1574 2010-04-28 Jan Hubicka <jh@suse.cz>
1576 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1577 (lto_varpool_replace_node): New.
1578 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1579 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1580 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1581 * cgraph.h (varpool_node_ptr): New type.
1582 (varpool_node_ptr): New vector.
1583 (varpool_node_set_def): New structure.
1584 (varpool_node_set): New type.
1585 (varpool_node_set): New vector.
1586 (varpool_node_set_element_def): New structure.
1587 (varpool_node_set_element, const_varpool_node_set_element): New types.
1588 (varpool_node_set_iterator): New type.
1589 (varpool_node): Add prev pointers, add used_from_other_partition,
1591 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1592 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1593 varpool_get_node, varpool_remove_node): Declare.
1594 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1595 varpool_node_set_size): New inlines.
1596 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1597 * tree-pass.h (varpool_node_set_def): Forward declare.
1598 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1599 (ipa_write_optimization_summaries): Update prototype.
1600 * ipa-cp.c (ipcp_write_summary): Update.
1601 * ipa-reference.c (ipa_reference_write_summary): Update.
1602 * lto-cgraph.c (lto_output_varpool_node): New static function.
1603 (output_varpool): New function.
1604 (input_varpool_node): New static function.
1605 (input_varpool_1): New function.
1606 (input_cgraph): Input varpool.
1607 * ipa-pure-const.c (pure_const_write_summary): Update.
1608 * lto-streamer-out.c (lto_output): Update, output varpool too.
1609 (write_global_stream): Kill WPA hack.
1610 (produce_asm_for_decls): Update.
1611 (output_alias_pair_p): Handle variables.
1612 (output_unreferenced_globals): Output only needed partition of varpool.
1613 * ipa-inline.c (inline_write_summary): Update.
1614 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1616 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1617 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1618 varpool_node_set_new, varpool_node_set_add,
1619 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1620 debug_varpool_node_set): New functions.
1621 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1622 (execute_one_pass): Process new decls too.
1623 (ipa_write_summaries_2): Pass around vsets.
1624 (ipa_write_summaries_1): Likewise.
1625 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1627 (ipa_write_optimization_summaries_1): Pass around vsets.
1628 (ipa_write_optimization_summaries): Likewise.
1629 * varpool.c (varpool_get_node): New.
1630 (varpool_node): Update doubly linked lists.
1631 (varpool_remove_node): New.
1632 (dump_varpool_node): More dumping.
1633 (varpool_enqueue_needed_node): Update doubly linked lists.
1634 (decide_is_variable_needed): Kill ltrans hack.
1635 (varpool_finalize_decl): Kill lto hack.
1636 (varpool_assemble_decl): Skip decls in other partitions.
1637 (varpool_assemble_pending_decls): Update doubly linkes lists.
1638 (varpool_empty_needed_queue): Likewise.
1639 (varpool_extra_name_alias): Likewise.
1640 * lto-streamer.c (lto_get_section_name): Add vars section.
1641 * lto-streamer.h (lto_section_type): Update.
1642 (output_varpool, input_varpool): Declare.
1644 2010-04-28 Mike Stump <mikestump@comcast.net>
1646 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1648 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1650 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1651 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1652 (lto_input_ts_type_tree_pointers): Likewise.
1653 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1654 (lto_output_ts_type_tree_pointers): Likewise.
1656 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1658 Uniquization of constants at the Tree level
1659 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1660 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1662 (tree_output_constant_def): Declare.
1663 * gimplify.c (gimplify_init_constructor): When using block copy, first
1664 uniquize the constant constructor on the RHS.
1665 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1666 DECL_IN_CONSTANT_POOL flag.
1667 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1668 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1670 (assemble_variable): Deal with symbols belonging to the tree constant
1672 (get_constant_section): Add ALIGN parameter and simplify.
1673 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1674 (assemble_constant_contents): Use the expression of the VAR_DECL.
1675 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1676 (tree_output_constant_def): New global function.
1677 (mark_constant): Use the expression of the VAR_DECL.
1678 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1680 (output_object_block): Likewise and assemble the expression.
1682 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1684 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1685 hash_tree, eq_tree): New tree hash table.
1686 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1687 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1688 lto_orig_address_remove): Reimplement.
1690 2010-04-28 Xinliang David Li <davidxl@google.com>
1693 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1694 (compute_uninit_opnds_pos): New function.
1695 (is_non_loop_exit_postdominating): New function.
1696 (compute_control_dep_chain): New function.
1697 (find_pdom): New function.
1698 (convert_control_dep_chain_into_preds): New function.
1699 (find_predicates): New function.
1700 (find_control_equiv_block): New function.
1701 (collect_phi_def_edges): New function.
1702 (find_def_preds): New function.
1703 (find_dom): New function.
1704 (dump_predicates): New function.
1705 (get_cmp_code): New function.
1706 (is_value_included_in): New function.
1707 (find_matching_predicate_in_rest_chains): New function.
1708 (use_pred_not_overlap_with_undef_path_pred): New function.
1709 (is_use_properly_guarded): New function.
1710 (normalize_cond_1): New function.
1711 (is_and_or_or): New function.
1712 (normalize_cond): New function.
1713 (is_gcond_subset_of): New function.
1714 (is_subset_of_any): New function.
1715 (is_or_set_subset_of): New function.
1716 (is_and_set_subset_of): New function.
1717 (is_norm_cond_subset_of): New function.
1718 (is_pred_expr_subset_of): New function.
1719 (is_pred_chain_subset_of): New function.
1720 (is_included_in): New function.
1721 (is_superset_of): New function.
1722 (find_uninit_use): New function.
1723 (warn_uninitialized_phi): New function.
1724 (compute_possibly_undefined_names): New function.
1725 (ssa_undefined_value_p): New function.
1726 (execute_late_warn_uninitialized): New function.
1727 * tree-ssa.c (ssa_undefined_value_p): Removed.
1728 (warn_uninit): Changed to extern.
1729 (warn_uninitialized_phi): Removed.
1730 (warn_uninitialized_vars): Changed to extern.
1731 (execute_late_warn_uninitialized): Removed
1732 * tree-flow.h: Add new prototypes.
1733 * timevar.def: Add new time variable.
1734 * Makefile.in: Add new build file.
1736 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1738 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1741 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1744 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1746 2010-04-28 Martin Jambor <mjambor@suse.cz>
1748 * cgraph.h (struct cgraph_node): New field indirect_calls.
1749 (struct cgraph_indirect_call_info): New type.
1750 (struct cgraph_edge): Removed field indirect_call. New fields
1751 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1752 (cgraph_create_indirect_edge): Declare.
1753 (cgraph_make_edge_direct): Likewise.
1754 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1755 * ipa-prop.h (struct ipa_param_call_note): Removed.
1756 (struct ipa_node_params): Removed field param_calls.
1757 (ipa_create_all_structures_for_iinln): Declare.
1758 * cgraph.c: Described indirect edges and uids in initial comment.
1759 (cgraph_add_edge_to_call_site_hash): New function.
1760 (cgraph_edge): Search also among the indirect edges, use
1761 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1762 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1763 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1765 (initialize_inline_failed): Assign a reason to indirect edges.
1766 (cgraph_create_edge_1): New function.
1767 (cgraph_create_edge): Moved some functionality to
1768 cgraph_create_edge_1.
1769 (cgraph_create_indirect_edge): New function.
1770 (cgraph_edge_remove_callee): Add an assert checking for
1772 (cgraph_edge_remove_caller): Special-case indirect edges.
1773 (cgraph_remove_edge): Likewise.
1774 (cgraph_set_edge_callee): New function.
1775 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1776 (cgraph_make_edge_direct): New function.
1777 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1778 the declaration of the call statement matches.
1779 (cgraph_node_remove_callees): Special-case indirect edges.
1780 (cgraph_clone_edge): Likewise.
1781 (cgraph_clone_node): Clone also the indirect edges.
1782 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1783 indirect_call, dump count of indirect_calls edges.
1784 * ipa-prop.c (iinlining_processed_edges): New variable.
1785 (ipa_note_param_call): Create indirect edges instead of
1786 creating notes. New parameter node.
1787 (ipa_analyze_call_uses): New parameter node, pass it on to
1788 ipa_note_param_call.
1789 (ipa_analyze_stmt_uses): Likewise.
1790 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1791 (print_edge_addition_message): Work on edges rather than on notes.
1792 (update_call_notes_after_inlining): Likewise, renamed to
1793 update_indirect_edges_after_inlining.
1794 (ipa_create_all_structures_for_iinln): New function.
1795 (ipa_free_node_params_substructures): Do not free notes.
1796 (ipa_edge_duplication_hook): Propagate bits within
1797 iinlining_processed_edges bitmap.
1798 (ipa_node_duplication_hook): Do not duplicate notes.
1799 (free_all_ipa_structures_after_ipa_cp): Renamed to
1800 ipa_free_all_structures_after_ipa_cp.
1801 (free_all_ipa_structures_after_iinln): Renamed to
1802 ipa_free_all_structures_after_iinln.
1803 (ipa_write_param_call_note): Removed.
1804 (ipa_read_param_call_note): Removed.
1805 (ipa_write_indirect_edge_info): New function.
1806 (ipa_read_indirect_edge_info): Likewise.
1807 (ipa_write_node_info): Do not stream notes, do stream information
1809 (ipa_read_node_info): Likewise.
1810 (lto_ipa_fixup_call_notes): Removed.
1811 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1812 * ipa-inline.c (pass_ipa_inline): Likewise.
1813 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1814 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1815 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1817 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1819 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1820 (output_cgraph): Stream also indirect edges.
1821 (lto_output_edge): Added capability to stream indirect edges.
1822 (input_edge): Likewise.
1823 (input_cgraph_1): Likewise.
1824 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1827 2010-04-28 Richard Guenther <rguenther@suse.de>
1829 PR tree-optimization/43879
1830 PR tree-optimization/43909
1831 * tree-ssa-structalias.c (struct variable_info): Add
1832 only_restrict_pointers flag.
1833 (new_var_info): Initialize it. Increment stats.total_vars here.
1834 (create_function_info_for): Do not increment stats.total_vars here.
1835 (get_function_part_constraint): Fix build with C++.
1836 (insert_into_field_list): Remove.
1837 (push_fields_onto_fieldstack): Properly merge fields.
1838 (create_variable_info_for): Split and simplify.
1839 (create_variable_info_for_1): New piece.
1840 (intra_create_variable_infos): Properly make restrict constraints
1843 2010-04-28 Richard Guenther <rguenther@suse.de>
1846 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1848 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1849 Jan Hubicka <hubicka@ucw.cz>
1851 * doc/invoke.texi (-Wsuggest-attribute=const,
1852 -Wsuggest-attribute=pure): Document.
1853 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1854 (function_always_visible_to_compiler_p,
1855 suggest_attribute, warn_function_pure, warn_function_const):
1857 (check_call): Improve debug info.
1858 (analyze_function): Do not check availability.
1859 (add_new_function): Check availability.
1860 (propagate): Output warnings.
1861 (skip_function_for_local_pure_const): New function.
1862 (local_pure_const): Use it; output warnings.
1863 * common.opt (Wsuggest-attribute=const,
1864 Wsuggest-attribute=pure): New.
1866 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1868 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1869 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1870 or DW_CFA_def_cfa_offset{,_sf}.
1872 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1874 * tree.h: Fix truncated long macros.
1876 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1878 * collect2.c (TARGET_64BIT): Redefine to target's default.
1879 * tlink.c: Likewise.
1880 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1881 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1882 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1883 for underscoring __USER_LABEL_PREFIX__.
1884 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1885 (SUB_LINK_ENTRY32): New.
1886 (SUB_LINK_ENTRY64): New.
1887 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1888 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1889 (SUB_LINK_ENTRY64): New.
1890 (SUB_LINK_ENTRY): New.
1891 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1892 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1893 x64 target is choosen.
1894 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1895 * configure: Regenerated.
1896 * configure.ac (leading-mingw64-underscores): Option added.
1898 2010-04-27 Jan Hubicka <jh@suse.cz>
1900 * doc/invoke.texi (-fipa-profile): Document.
1901 * opts.c (decode_options): Enable ipa-profile at -O1.
1902 * timevar.def (TV_IPA_PROFILE): Define.
1903 * common.opt (fipa-profile): Add.
1904 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1906 (cgraph_propagate_frequency): Handle only local ones.
1907 * tree-pass.h (pass_ipa_profile): Declare.
1908 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1909 (pass_ipa_profile): Use TV_IPA_PROFILE.
1910 * ipa.c (ipa_profile): New function.
1911 (gate_ipa_profile): Likewise.
1912 (pass_ipa_profile): New global variable.
1913 * passes.c (pass_ipa_profile): New.
1915 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1917 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1919 2010-04-27 Martin Jambor <mjambor@suse.cz>
1922 * ipa.c (dissolve_same_comdat_group_list): New function.
1923 (function_and_variable_visibility): Call
1924 dissolve_same_comdat_group_list when comdat group contains external or
1926 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1927 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1929 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1931 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1932 (const_hash_1) <VECTOR_CST>: New case.
1933 (compare_constant) <VECTOR_CST>: Likewise.
1934 <ADDR_EXPR>: Deal with LABEL_REFs.
1935 (copy_constant) <VECTOR_CST>: New case.
1937 2010-04-27 Jan Hubicka <jh@suse.cz>
1939 * cgraph.c (cgraph_propagate_frequency): New function.
1940 * cgraph.h (cgraph_propagate_frequency): Declare.
1941 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1942 cgraph_propagate_frequency.
1944 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1946 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1948 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1951 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1952 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1953 here to determine which regs to push and how much stack to reserve.
1955 2010-04-27 Jie Zhang <jie@codesourcery.com>
1957 * doc/gimple.texi (gimple_statement_with_ops): Remove
1958 addresses_taken field.
1959 (gimple_statement_with_memory_ops): Likewise.
1961 2010-04-27 Jan Hubicka <jh@suse.cz>
1963 * tree-inline.c (eni_inlining_weights): Remove.
1964 (estimate_num_insns): Special case more builtins.
1966 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1969 * c-typeck.c (build_binary_op): Move forward check for comparison
1970 pointer with null pointer constant and adjust the diagnostic message.
1972 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1975 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1976 binutils supports extended .section directive needed by LTO, or
1977 warn if older binutils found.
1978 (LTO_BINARY_READER): New AC_SUBST'd variable.
1979 (LTO_USE_LIBELF): Likewise.
1980 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1982 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1983 (LTO_USE_LIBELF): Likewise.
1984 * configure: Regenerate.
1986 * collect2.c (is_elf): Rename from this ...
1987 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1988 object files in addition to ELF-formatted ones.
1989 (scan_prog_file): Caller updated. Also allow for LTO info marker
1990 symbol to be prefixed or not by an extra underscore.
1992 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1993 * config/i386/winnt.c: Also #include lto-streamer.h
1994 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1996 (i386_pe_asm_output_aligned_decl_common): Add comment.
1997 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1999 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2002 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2003 Add missing earlyclobber for second alternative.
2005 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2007 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2008 bits for artificial defs at the top of the block.
2009 * fwprop.c (single_def_use_enter_block): Don't call it.
2011 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2014 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2015 instead of "$gcc_cv_objdump -T".
2016 Use "-undefined dynamic_lookup" on darwin.
2017 * gcc/configure: Regenerate.
2019 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2022 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2024 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2026 * c-parser.c (struct c_token): Move location field up.
2027 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2028 (struct c_declspecs): Convert typespec_word, storage_class, and
2029 default_int_p into bitfields.
2030 (struct c_declarator): Move loc field up.
2032 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2034 * cfgloop.h (struct loop): Move can_be_parallel field up.
2035 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2036 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2038 (struct iv_cand): Convert pos field into a bitfield.
2039 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2041 (struct _stmt_vec_info): Shuffle fields for better packing.
2043 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2045 * varasm.c (IN_NAMED_SECTION): Remove guard.
2046 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2047 (IN_NAMED_SECTION_P): ...this.
2048 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2049 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2051 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2053 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2054 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2055 of shadowing it. Fix comments.
2057 2010-04-26 Jan Hubicka <jh@suse.cz>
2059 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2060 (cgraph_clone_node): Copy function frequency.
2061 * cgraph.h (node_frequency): New enum
2062 (struct cgraph_node): Add.
2063 * final.c (rest_of_clean_state): Update.
2064 * lto-cgraph.c (lto_output_node): Output node frequency.
2065 (input_overwrite_node): Input node frequency.
2066 * tre-ssa-loop-ivopts (computation_cost): Update.
2067 * lto-streamer-out.c (output_function): Do not output function
2069 * predict.c (maybe_hot_frequency_p): Update and handle functions
2071 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2073 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2074 (compute_function_frequency): Set noreturn functions to be executed
2076 (choose_function_section): Update.
2077 * lto-streamer-in.c (input_function): Do not input function frequency.
2078 * function.c (allocate_struct_function): Do not initialize function
2080 * function.h (function_frequency): Remove.
2081 (struct function): Remove function frequency.
2082 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2083 (try_update): Update.
2084 * tree-inline.c (initialize_cfun): Do not update function frequency.
2085 * passes.c (pass_init_dump_file): Update.
2086 * i386.c (ix86_compute_frame_layout): Update.
2087 (ix86_pad_returns): Update.
2089 2010-04-26 Jie Zhang <jie@codesourcery.com>
2091 PR tree-optimization/43833
2092 * tree-vrp.c (range_int_cst_p): New.
2093 (range_int_cst_singleton_p): New.
2094 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2095 when both operands are constants. Use range_int_cst_p in
2098 2010-04-26 Jan Hubicka <jh@suse.cz>
2100 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2102 2010-04-26 Richard Guenther <rguenther@suse.de>
2105 * gimple.c (gimple_decl_printable_name): Deal gracefully
2106 with a NULL DECL_NAME.
2108 2010-04-26 Richard Guenther <rguenther@suse.de>
2111 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2112 if emitting debug information and it is either a function
2113 or a namespace decl.
2115 2010-04-26 Ira Rosen <irar@il.ibm.com>
2117 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2118 determine if the statement is vectorizable, and a macro to access it.
2119 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2120 Skip statements that can't be vectorized. If the analysis fails,
2121 mark the statement as unvectorizable if vectorizing basic block.
2122 (vect_compute_data_refs_alignment): Likewise.
2123 (vect_verify_datarefs_alignment): Skip statements marked as
2124 unvectorizable. Add print.
2125 (vect_analyze_group_access): Skip statements that can't be
2126 vectorized. If the analysis fails, mark the statement as
2127 unvectorizable if vectorizing basic block.
2128 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2129 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2130 generated stmts for SLP.
2131 (new_stmt_vec_info): Initialize the new field.
2132 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2133 statements marked as unvectorizable.
2135 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2137 * c-common.c (flag_isoc1x): New.
2138 (flag_isoc99): Update comment.
2139 * c-common.h (flag_isoc1x): New.
2140 (flag_isoc99): Update comment.
2141 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2142 __<type>_DECIMAL_DIG__.
2143 * c-opts.c (set_std_c1x): New.
2144 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2145 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2146 * c.opt (-std=c1x, -std=gnu1x): New options.
2147 * doc/cpp.texi: Mention -std=c1x.
2148 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2149 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2150 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2151 * doc/standards.texi: Mention C1X.
2152 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2153 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2154 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2157 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2160 placeholder from 0x%x to %#x.
2161 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2162 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2163 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2164 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2165 * config/i386/i386.c (ix86_target_string): Ditto.
2166 (output_pic_addr_const): Ditto.
2167 (print_operand): Ditto.
2169 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2171 * combine.c (find_split_point): Add third argument. Use it
2172 to find nested multiply-accumulate instructions. Adjust calls.
2173 (try_combine): Adjust call to find_split_point.
2175 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2177 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2179 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2181 PR tree-optimization/41442
2182 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2183 (fold_binary_loc): Call it.
2185 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2187 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2188 * opts.c (common_handle_option): Allow disabling it.
2189 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2191 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2193 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2194 between modes if both types are integral.
2196 2010-04-23 Richard Guenther <rguenther@suse.de>
2198 PR tree-optimization/43572
2199 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2201 2010-04-23 Richard Guenther <rguenther@suse.de>
2204 * tree-inline.c (tree_can_inline_p): Also check compatibility
2207 2010-04-23 Martin Jambor <mjambor@suse.cz>
2209 PR tree-optimization/43846
2210 * tree-sra.c (struct access): New flag grp_assignment_read.
2211 (build_accesses_from_assign): Set grp_assignment_read.
2212 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2213 (enum mark_read_status): New type.
2214 (analyze_access_subtree): Propagate grp_assignment_read, create
2215 accesses also if both direct_read and root->grp_assignment_read.
2217 2010-04-23 Martin Jambor <mjambor@suse.cz>
2220 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2221 function does not have type attributes.
2223 2010-04-23 Richard Guenther <rguenther@suse.de>
2226 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2229 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2231 * sese.h (create_if_region_on_edge): Remove.
2233 * sese.c (create_if_region_on_edge): Make static.
2235 * tree-inline.c: Do not include ggc.h.
2237 * expr.c: Do not include ggc.h.
2239 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2242 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2245 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2246 in the middle of insns for casesi_worker_2.
2248 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2250 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2252 2010-04-22 Ira Rosen <irar@il.ibm.com>
2254 PR tree-optimization/43842
2255 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2256 loop unrolling in update of exit phis. Fix comment.
2257 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2258 least two reduction statements in the loop before starting SLP
2261 2010-04-22 Nick Clifton <nickc@redhat.com>
2263 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2265 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2267 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2270 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2272 * tree-parloops.c (loop_parallel_p): New argument
2273 parloop_obstack. Pass it down.
2274 (parallelize_loops): New variable parloop_obstack. Initialize it,
2275 pass it down, free it.
2277 * tree-loop-linear.c (linear_transform_loops): Pass down
2280 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2281 of type struct obstack *.
2283 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2284 scratch_obstack. Initialize it, pass down, free it.
2286 * lambda.h (lambda_loop_new): Remove.
2287 (lambda_matrix_new, lambda_matrix_inverse)
2288 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2289 argument of type struct obstack *.
2291 * lambda-trans.c (lambda_trans_matrix_new): New argument
2292 lambda_obstack. Pass it down, use obstack allocation for ret.
2293 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2296 * lambda-mat.c (lambda_matrix_get_column)
2297 (lambda_matrix_project_to_null): Remove.
2298 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2300 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2303 * lambda-code.c (lambda_loop_new): New function.
2304 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2305 (lambda_compute_auxillary_space, lambda_compute_target_space)
2306 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2307 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2308 (build_access_matrix): New argument lambda_obstack. Use obstack
2310 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2311 argument lambda_obstack. Pass it down.
2313 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2315 * optabs.h (expand_widening_mult): Declare.
2317 2010-04-22 Richard Guenther <rguenther@suse.de>
2319 PR tree-optimization/43845
2320 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2321 lookup the CALL_EXPR function and arguments.
2323 2010-04-22 Nick Clifton <nickc@redhat.com>
2325 * config/stormy16/stormy16.c
2326 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2327 * config/stormy16/stormy16.h: Tidy up formatting.
2328 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2329 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2330 (ineqbranchsi): Delete pattern.
2331 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2332 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2333 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2334 stormy16-lib2-ucmpsi2.c.
2336 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2338 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2339 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2340 extra set merge_set_noclobber, and use it to relax the final test
2342 * df.h (df_simulate_find_noclobber_defs): Declare.
2343 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2345 (df_simulate_find_noclobber_defs): New function.
2347 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/i386.md: Use {} around multi-line preparation statements.
2351 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2353 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2354 (process_init_element): New argument of type struct obstack *.
2356 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2357 (set_init_index, set_init_label, set_nonincremental_init)
2358 (set_nonincremental_init_from_string, find_init_member)
2359 (output_init_element, output_pending_init_elements)
2360 (process_init_element): New argument braced_init_obstack. Pass it
2362 (push_range_stack, add_pending_init): New argument
2363 braced_init_obstack. Use obstack allocation.
2365 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2366 braced_init_obstack. Pass it down.
2367 (c_parser_braced_init): New variables ret, braced_init_obstack.
2368 Initialize obstack, pass it down and finally free it.
2370 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2373 * tree-pass.h (pass_optimize_widening_mul): Declare.
2374 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2375 gate_optimize_widening_mul): New static functions.
2376 (pass_optimize_widening_mul): New.
2377 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2378 <case MULT_EXPR>: Remove support for widening multiplies.
2379 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2380 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2381 simplify_gen_unary rather than directly building extensions.
2382 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2384 * expmed.c (expand_widening_mult): New function.
2385 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2387 2010-04-21 Jan Hubicka <jh@suse.cz>
2389 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2390 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2391 * lto-wpa-fixup.c: Remove.
2392 * Makefile.in (lto-wpa-fixup.o): Remove.
2393 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2394 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2395 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2397 2010-04-21 Jan Hubicka <jh@suse.cz>
2399 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2400 add write_optimization_summary, read_optimization_summary.
2401 (ipa_write_summaries_of_cgraph_node_set): Remove.
2402 (ipa_write_optimization_summaries): Declare.
2403 (ipa_read_optimization_summaries): Declare.
2404 * ipa-cp.c (pass_ipa_cp): Update.
2405 * ipa-reference.c (pass_ipa_reference): Update.
2406 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2407 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2409 * ipa-inline.c (pass_ipa_inline): Update.
2410 * ipa.c (pass_ipa_whole_program): Update.
2411 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2412 * passes.c (ipa_write_summaries_1): Do not test wpa.
2413 (ipa_write_optimization_summaries_1): New.
2414 (ipa_write_optimization_summaries): New.
2415 (ipa_read_summaries): Do not test ltrans.
2416 (ipa_read_optimization_summaries_1): New.
2417 (ipa_read_optimization_summaries): New.
2419 2010-04-21 Jan Hubicka <jh@suse.cz>
2421 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2423 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2425 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2428 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2429 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2431 2010-04-21 Jan Hubicka <jh@suse.cz>
2433 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2435 2010-04-21 Jan Hubicka <jh@suse.cz>
2437 * varpool.c (decide_is_variable_needed): Variable is always needed
2440 2010-04-21 Jan Hubicka <jh@suse.cz>
2442 * opts.c (decode_options): Enable pure-const pass for whopr.
2444 2010-04-21 Jan Hubicka <jh@suse.cz>
2446 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2447 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2449 (cgraph_decide_inlining): Do not expect callee to be removed in all
2452 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2454 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2456 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2458 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2459 amdfam10_decode attributes.
2461 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2464 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2465 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2466 (lower_copyprivate_clauses): Use private var in outer
2467 context instead of original var. Make sure the types
2468 are correct for VLAs.
2470 2010-04-21 Richard Guenther <rguenther@suse.de>
2472 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2473 to non-pointer objects.
2475 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2477 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2478 last chain entry if it starts with the still current label.
2479 (add_location_or_const_value_attribute): Check that
2480 loc_list->first->next is NULL instead of comparing ->first with ->last.
2481 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2482 to add_var_loc_to_decl.
2484 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2485 >= 4 add also address size and segment size fields into CIE header.
2487 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2488 long as address size is the same as sizeof (void *) and
2490 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2491 address size or segment size is unexpected, return DW_EH_PE_omit.
2492 (classify_object_over_fdes): If get_cie_encoding returned
2493 DW_EH_PE_omit, return -1.
2494 (init_object): If classify_object_over_fdes returned -1,
2495 pretend there were no FDEs at all.
2497 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2499 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2500 bswap{si,di}2 using SWI48 mode iterator.
2501 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2502 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2503 set modrm attribute of bswap insn to 0 and remove length attribute.
2504 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2505 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2506 set mode attribute to <MODE> and remove length attribute.
2508 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2510 PR rtl-optimization/43520
2511 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2512 zero available registers.
2514 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2516 * builtins.c (fold_builtin_cproj): Fold more cases.
2518 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2520 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2521 (fold_builtin_1): Fold builtin cproj.
2522 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2523 Use ATTR_CONST_NOTHROW_LIST.
2525 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2528 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2529 ffsi2_no_cmove for !TARGET_CMOVE.
2530 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2531 (ffssi2): Remove expander.
2532 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2534 (ctz<mode>2): Ditto from ctz{si,di}2.
2535 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2537 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2540 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2542 * dwarf2out.c (AT_linkage_name): Define.
2543 (clone_as_declaration): Handle DW_AT_linkage_name.
2544 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2545 of DW_AT_MIPS_linkage_name.
2546 (move_linkage_attr): Likewise.
2547 (dwarf2out_finish): Likewise.
2549 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2552 * fold-const.c (fold_comparison): New folding rule.
2554 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2556 * double-int.h (double_int_setbit): Declare.
2557 * double-int.c (double_int_setbit): New function.
2558 * rtl.h (immed_double_int_const): Declare.
2559 * emit-rtl.c (immed_double_int_const): New function.
2560 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2561 and immed_double_int_const functions.
2562 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2563 expand_copysign_bit): (Ditto.).
2564 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2565 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2566 * dojump.c (prefer_and_bit_test): (Ditto.).
2567 * expr.c (convert_modes, reduce_to_bit_field_precision,
2568 const_vector_from_tree): (Ditto.).
2569 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2571 2010-04-20 Jan Hubicka <jh@suse.cz>
2573 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2574 (dump_cgraph_node): Dump new flags.
2575 * cgraph.h (struct cgraph_node): Add flags
2576 reachable_from_other_partition and in_other_partition.
2577 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2578 other partition can not be removed.
2579 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2580 the other partition must be output; silence sanity checking on
2581 leaking functions bodies from other paritition.
2582 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2583 (lto_output_node): Output new flags; do not sanity check that inline
2584 clones are output; drop lto_forced_extern_inline_p code; do not mock
2585 visibility flags at partition boundaries.
2586 (add_node_to): New function.
2587 (output_cgraph): Use it to sort functions so masters appear before
2589 (input_overwrite_node): Input new flags.
2590 * passes.c (ipa_write_summaries): Do not call
2591 lto_new_extern_inline_states.
2592 * lto-section-out.c (forced_extern_inline,
2593 lto_new_extern_inline_states lto_delete_extern_inline_states,
2594 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2595 * lto-streamer.h (lto_new_extern_inline_states,
2596 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2597 lto_forced_extern_inline_p): Kill.
2599 2010-04-20 Richard Guenther <rguenther@suse.de>
2601 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2602 from vars that can have pointers.
2603 (process_constraint): Dump useless constraints.
2605 2010-04-20 Richard Guenther <rguenther@suse.de>
2607 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2608 (dump_sa_points_to_info): Remove asserts.
2609 (init_base_vars): nothing_id isn't an escape point nor does it
2612 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2614 * tree.h (TYPE_REF_IS_RVALUE): Define.
2615 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2616 should_move_die_to_comdat, prune_unused_types_walk): Handle
2617 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2618 (modified_type_die, gen_reference_type_die): Emit
2619 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2620 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2622 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2625 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2626 calls for -fpic -m31 if they have been sibcall optimized.
2628 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2630 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2631 ar.lc fixed and call-used.
2633 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2635 2010-04-19 Jan Hubicka <jh@suse.cz>
2637 * opts.c (decode_options): Disable whpr incompatible passes.
2638 * lto/lto.c (lto_1_to_1_map): Skip clones.
2639 (read_cgraph_and_symbols): Do not mark everything as needed.
2640 (do_whole_program_analysis): Do map only after optimizing;
2641 set proper cgraph_state; use passmanager.
2643 2010-04-19 DJ Delorie <dj@redhat.com>
2645 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2646 POINTER_PLUS_EXPR and fix them.
2648 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2650 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2651 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2652 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2653 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2654 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2655 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2656 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2657 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2658 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2659 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2660 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2662 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2664 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2665 (check_cond_move_block): Likewise.
2666 (cond_move_process_if_block): Likewise.
2667 (noce_find_if_block): Improve formatting.
2668 (find_if_header): Pass 0 to memset and tweak conditions.
2669 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2671 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2673 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2677 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2678 with non-local decl doesn't need chain.
2680 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2682 * ira-color.c (allocno_reload_assign): Avoid accumulating
2683 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2685 2010-04-19 Martin Jambor <mjambor@suse.cz>
2687 * gimple.h (create_tmp_reg): Declare.
2688 * gimplify.c (create_tmp_reg): New function.
2689 (gimplify_return_expr): Use create_tmp_reg.
2690 (gimplify_omp_atomic): Likewise.
2691 (gimple_regimplify_operands): Likewise.
2692 * tree-dfa.c (make_rename_temp): Likewise.
2693 * tree-predcom.c (predcom_tmp_var): Likewise.
2694 (reassociate_to_the_same_stmt): Likewise.
2695 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2696 (get_replaced_param_substitute): Likewise.
2697 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2698 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2699 * tree-ssa-pre.c (get_representative_for): Likewise.
2700 (create_expression_by_pieces): Likewise.
2701 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2702 (create_tailcall_accumulator): Likewise.
2704 2010-04-19 Martin Jambor <mjambor@suse.cz>
2706 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2708 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2710 2010-04-19 Richard Guenther <rguenther@suse.de>
2712 PR tree-optimization/43796
2713 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2714 from SCEV in the lattice.
2715 (vrp_visit_phi_node): Dump change.
2717 2010-04-19 Richard Guenther <rguenther@suse.de>
2719 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2720 * configure: Re-generated.
2722 2010-04-19 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/43783
2725 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2726 constant ARRAY_REF operands two and three if possible.
2728 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2731 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2733 2010-04-19 Jie Zhang <jie@codesourcery.com>
2736 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2738 2010-04-19 Ira Rosen <irar@il.ibm.com>
2740 PR tree-optimization/37027
2741 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2742 and macro to access it.
2743 (vectorizable_reduction): Add argument.
2744 (vect_get_slp_defs): Likewise.
2745 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2746 statements for possible use in SLP.
2747 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2748 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2749 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2751 (vectorizable_reduction): Likewise.
2752 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2754 (vectorizable_type_demotion, vectorizable_type_promotion,
2755 vectorizable_store): Likewise.
2756 (vect_analyze_stmt): Update call to vectorizable_reduction.
2757 (vect_transform_stmt): Likewise.
2758 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2759 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2760 from different interleaving chains in same node.
2761 (vect_slp_rearrange_stmts): New function.
2762 (vect_supported_load_permutation_p): Allow load permutations for
2763 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2764 inside SLP nodes if necessary.
2765 (vect_analyze_slp_instance): Handle reductions.
2766 (vect_analyze_slp): Try to build SLP instances originating from groups
2768 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2769 (vect_get_constant_vectors): Create initial vectors for reductions
2770 according to reduction code. Add new argument.
2771 (vect_get_slp_defs): Add new argument, pass it to
2772 vect_get_constant_vectors.
2773 (vect_schedule_slp_instance): Remove SLP tree root statements.
2775 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2777 * tree.h (ENUM_IS_SCOPED): Define.
2778 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2779 for ENUM_IS_SCOPED enums.
2781 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2783 * fold-const.c (fold_comparison): Use ssizetype.
2784 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2785 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2786 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2787 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2789 * tree.h (initialize_sizetypes): Remove parameter.
2790 (build_common_tree_nodes): Remove second parameter.
2791 * stor-layout.c (initialize_sizetypes): Remove parameter.
2792 Always create an unsigned type.
2793 (set_sizetype): Assert that the passed type is unsigned and simplify.
2794 * tree.c (build_common_tree_nodes): Remove second parameter.
2795 Adjust call to initialize_sizetypes.
2796 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2797 build_common_tree_nodes.
2799 2010-04-18 Matthias Klose <doko@ubuntu.com>
2801 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2803 2010-04-18 Ira Rosen <irar@il.ibm.com>
2805 PR tree-optimization/43771
2806 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2807 load permutation doesn't have gaps.
2809 2010-04-18 Jan Hubicka <jh@suse.cz>
2811 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2812 (sse_prologue_save_insn expander): Use new pattern.
2813 (sse_prologue_save_insn1): New pattern and splitter.
2814 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2816 * i386.c (setup_incoming_varargs_64): Do not compute jump
2818 (ix86_gimplify_va_arg): Update alignment needed.
2819 (ix86_local_alignment): Do not align all local arrays to 128bit.
2821 2010-04-17 Jan Hubicka <jh@suse.cz>
2823 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2825 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2827 * arm.md (negdi2): Remove redundant code to force values into a
2830 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2832 * arm/bpabi.S: Add EABI alignment attributes to objects.
2833 * arm/bpabi-v6m.S: Likewise.
2834 * arm/crti.asm: Likewise.
2835 * arm/crtn.asm: Likewise.
2836 * arm/lib1funcs.asm: Likewise.
2837 * arm/libunwind.S: Likewise.
2839 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2841 * arm-protos.h (tune_params): New structure.
2842 * arm.c (current_tune): New variable.
2843 (arm_constant_limit): Delete.
2844 (struct processors): Add pointer to the tune parameters.
2845 (arm_slowmul_tune): New tuning option.
2846 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2847 (all_cores): Adjust to pick up the tuning model.
2848 (arm_constant_limit): New function.
2849 (arm_override_options): Select the appropriate tuning model. Delete
2850 initialization of arm_const_limit.
2851 (arm_split_constant): Use the new constant-limit model.
2852 (arm_rtx_costs): Pick up the current tuning model.
2853 * arm.md (is_strongarm, is_xscale): Delete.
2854 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2855 for Xscale variant architectures.
2856 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2858 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2860 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2862 (arm_rtx_costs_1): Remove unused variable extra_cost.
2863 (arm_unwind_emit_set): Use variable offset.
2864 (thumb1_output_casesi): Remove unused variable flags.
2866 2010-04-16 Jeff Law <law@redhat.com>
2868 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2869 needing assignment rather than doing a two-phase assignment. Remove
2870 unused variable 'm'.
2872 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2875 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2877 2010-04-16 Doug Kwan <dougkwan@google.com>
2879 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2880 (next_operand_entry_id): New static variable.
2881 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2882 (add_to_ops_vec): Assigned unique ID to operand entry.
2883 (struct oecount_s): New field ID.
2884 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2885 (undistribute_ops_list): Assign unique IDs to oecounts.
2886 (init_reassoc): reset next_operand_entry_id.
2888 2010-04-16 Doug Kwan <dougkwan@google.com>
2890 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2891 missing left parenthesis.
2893 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2895 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2896 *btdi_rex64 using SWI48 mode iterator.
2897 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2898 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2899 *jcc_btdi_mask_rex64.
2901 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2903 * double-int.h (tree_to_double_int): Convert to macro.
2904 * double-int.c (tree_to_double_int): Remove.
2906 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2909 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2910 with want_address 2 and in case a single element list might be
2911 possible, call it again with want_address 0.
2913 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2915 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2916 case 'W' print operands for HI mode.
2917 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2918 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2919 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2920 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2922 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2924 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2925 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2926 #xx:3 and #xx:4 mode.
2928 * config/h8300/h8300.md (inverted load with HImode dest): Add
2929 support for H8300SX.
2931 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2932 satisfy 'U' constraint.
2934 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2936 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2937 * configure: Regenerate.
2938 * config.in: Regenerate.
2939 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2942 2010-04-16 Richard Guenther <rguenther@suse.de>
2944 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2945 (struct tree_decl_common): ... here.
2946 (DECL_PT_UID): Adjust.
2947 (SET_DECL_PT_UID): Likewise.
2948 (DECL_PT_UID_SET_P): Likewise.
2950 2010-04-16 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/43572
2953 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2954 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2955 * tree-flow.h (is_call_clobbered): Remove.
2956 * tree-flow-inline.h (is_call_clobbered): Likewise.
2957 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2958 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2959 (execute_return_slot_opt): Adjust.
2960 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2961 check for call clobbered vars here.
2962 (find_tail_calls): Move tailcall verification to the
2965 2010-04-16 Diego Novillo <dnovillo@google.com>
2967 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2969 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2972 * config/arm/arm.md (cbranchqi4): New pattern.
2973 * config/arm/predicates.md (const0_operand,
2974 cbranchqi4_comparison_operator): New predicates.
2976 2010-04-16 Richard Guenther <rguenther@suse.de>
2978 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2979 (dump_gimple_stmt): Likewise.
2981 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2983 * recog.h (struct recog_data): New field is_operator.
2984 (struct insn_operand_data): New field is_operator.
2985 * recog.c (extract_insn): Set recog_data.is_operator.
2986 * genoutput.c (output_operand_data): Emit code to set the
2988 * reload.c (find_reloads): Use it rather than testing for an
2989 empty constraint string.
2992 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2993 If the previous insn is a cbranchsi4_insn with the same arguments,
2994 omit the compare instruction.
2996 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2997 register, inputs must be low registers and we need a low register
2998 scratch. Handle alternative 2 like alternative 3.
3000 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3002 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3003 don't call get_addr on both. If one expression is a VALUE and
3004 the other a REG, check VALUE's locs if the REG isn't among them.
3006 2010-04-16 Christian Bruel <christian.bruel@st.com>
3008 * config/sh/sh.h (sh_frame_pointer_required): New function.
3009 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3010 (flag_omit_frame_pointer) Set.
3011 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3012 (rounded_frame_size): Adjust size with outgoing_args_size.
3013 (sh_set_return_address): Must return from stack pointer.
3014 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3015 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3016 (ACCUMULATE_OUTGOING_ARGS): Define.
3017 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3018 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3020 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3023 * config/sh/sh.c (sh_legitimize_reload_address): Use
3024 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3025 Remove a unneeded check for offset_base.
3027 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3029 * configure: Regenerated.
3031 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3033 * config/s390/s390.c (s390_call_save_register_used): Switch back
3034 to HARD_REGNO_NREGS.
3036 2010-04-15 Richard Guenther <rguenther@suse.de>
3038 * alias.c (alias_set_subset_of): Handle alias-set zero
3041 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3042 Julian Brown <julian@codesourcery.com>
3044 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3045 alternatives according to use of high and low regs.
3046 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3047 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3048 optimizing for size on Thumb-2.
3050 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3052 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3054 2010-04-15 Richard Guenther <rguenther@suse.de>
3056 * tree-ssa-structalias.c (struct variable_info): Add
3058 (new_var_info): Initialize it.
3059 (dump_constraints): Support printing last added constraints.
3060 (debug_constraints): Adjust.
3061 (dump_constraint_graph): Likewise.
3062 (make_heapvar_for): Check for NULL cfun.
3063 (get_function_part_constraint): New function.
3064 (get_fi_for_callee): Likewise.
3065 (find_func_aliases): Properly implement IPA PTA constraints.
3066 (process_ipa_clobber): New function.
3067 (find_func_clobbers): Likewise.
3068 (insert_into_field_list_sorted): Remove.
3069 (create_function_info_for): Properly allocate vars for IPA mode.
3070 Do not use insert_into_field_list_sorted.
3071 (create_variable_info_for): Properly generate constraints for
3072 global vars in IPA mode.
3073 (dump_solution_for_var): Always dump the solution.
3074 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3075 (find_what_var_points_to): Adjust.
3076 (pt_solution_set): Change.
3077 (pt_solution_ior_into): New function.
3078 (pt_solution_empty_p): Export.
3079 (pt_solution_includes_global): Adjust.
3080 (pt_solution_includes_1): Likewise.
3081 (pt_solutions_intersect_1): Likewise.
3082 (dump_sa_points_to_info): Check some invariants.
3083 (solve_constraints): Move constraint dumping ...
3084 (compute_points_to_sets): ... here.
3085 (ipa_pta_execute): ... and here.
3086 (compute_may_aliases): Do not re-compute points-to info
3087 locally if IPA info is available.
3088 (ipa_escaped_pt): New global var.
3089 (ipa_pta_execute): Properly implement IPA PTA.
3090 * tree-into-ssa.c (dump_decl_set): Support dumping
3091 decls not in referenced-vars.
3092 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3093 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3094 (dump_points_to_solution): Likewise.
3095 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3096 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3097 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3098 (copy_decl_to_var): Copy DECL_PT_UID.
3099 (copy_result_decl_to_var): Likewise.
3100 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3101 (copy_node_stat): Copy it.
3102 * tree.h (DECL_PT_UID): New macro.
3103 (SET_DECL_PT_UID): Likewise.
3104 (DECL_PT_UID_SET_P): Likewise.
3105 (struct tree_decl_minimal): Add pt_uid member.
3106 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3107 (pt_solution_empty_p): Declare.
3108 (pt_solution_set): Adjust.
3109 (ipa_escaped_pt): Declare.
3110 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3111 * gimple-pretty-print.c (pp_points_to_solution): New function.
3112 (dump_gimple_call): Dump call clobber/use information.
3113 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3114 * tree-pass.h (TDF_ALIAS): New dump option.
3115 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3116 * doc/invoke.texi (-fipa-pta): Update documentation.
3118 2010-04-15 Richard Guenther <rguenther@suse.de>
3120 * Makefile.in (OBJS-common): Add gimple-fold.o.
3121 (gimple-fold.o): New rule.
3122 * tree.h (maybe_fold_offset_to_reference,
3123 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3125 * gimple.h: ... here.
3126 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3127 may_propagate_address_into_dereference): Move prototypes ...
3128 * gimple.h: ... here.
3129 * tree-ssa-ccp.c (get_symbol_constant_value,
3130 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3131 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3132 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3133 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3134 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3135 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3136 gimplify_and_update_call_from_tree): Move ...
3137 * gimple-fold.c: ... here. New file.
3138 (ccp_fold_builtin): Rename to ...
3139 (gimple_fold_builtin): ... this.
3140 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3142 2010-04-15 Richard Guenther <rguenther@suse.de>
3144 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3145 fit_double_type, force_fit_type_double, add_double_with_sign,
3146 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3147 lrotate_double, rrotate_double, div_and_round_double): Move ...
3148 * double-int.c: ... here.
3149 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3150 add_double, neg_double, mul_double_with_sign, mul_double,
3151 lshift_double, rshift_double, lrotate_double, rrotate_double,
3152 div_and_round_double): Move prototypes ...
3153 * double-int.h: ... here.
3155 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3158 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3159 matching constraints to ensure inputs match the output.
3161 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3164 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3165 in an input-only operand.
3167 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3169 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3170 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3171 (double_int_negative_p): Convert to static inline function.
3172 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3173 (double_int_negative_p): Remove.
3174 * tree.h (lshift_double, rshift_double):
3175 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3176 * fold-const.c (fold_convert_const_int_from_real,
3177 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3178 (lshift_double): Change type of arith argument to bool.
3179 (rshift_double): Change type of arith argument to bool. Correct
3181 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3183 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3186 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3187 at the start and end of the then/else blocks, and omit them from the
3189 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3190 argument; all callers changed. Pass zero to old_insns_match_p instead.
3191 (flow_find_head_matching_sequence): New function.
3192 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3193 * basic-block.h (flow_find_cross_jump,
3194 flow_find_head_matching_sequence): Declare functions.
3196 2010-04-14 Jason Merrill <jason@redhat.com>
3199 * c-common.c (attribute_takes_identifier_p): New fn.
3200 * c-common.h: Declare it.
3202 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3204 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3206 (*udivmod<mode>4): Ditto.
3208 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3210 * config/i386/i386.md (maxmin_int): Rename code attribute from
3211 maxminiprefix and update all users.
3212 (maxmin_float): Ditto from maxminfprefix.
3213 (logic): Ditto from logicprefix.
3214 (absneg_mnemonic): Ditto from absnegprefix.
3215 * config/i386/mmx.md: Update all users of maxminiprefix,
3216 maxminfprefix and logicprefix for rename.
3217 * config/i386/sse.md: Ditto.
3218 * config/i386/sync.md (sync_<code><mode>): Update for
3221 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3224 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3225 warnings converted to errors.
3227 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3229 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3230 used insn_type variable.
3231 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3232 to avoid set-but-not-used warning.
3234 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3236 * df-core.c (df_ref_debug): Change format string placeholder
3238 * dwarf2asm.c (dw2_asm_output_data_raw,
3239 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3240 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3241 * dwarf2out.c (output_cfi, output_cfi_directive,
3242 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3243 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3245 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3246 * print-rtl.c (print_rtx): Ditto.
3248 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3251 * builtins.c (expand_builtin_pow_root): New function to expand pow
3252 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3253 series of sqrt and cbrt calls under -ffast-math.
3254 (expand_builtin_pow): Call it.
3256 2010-04-14 Michael Matz <matz@suse.de>
3258 PR tree-optimization/42963
3259 * tree-cfg.c (touched_switch_bbs): New static variable.
3260 (group_case_labels_stmt): New function broken out from ...
3261 (group_case_labels): ... here, use the above.
3262 (start_recording_case_labels): Allocate touched_switch_bbs.
3263 (end_recording_case_labels): Deallocate it, call
3264 group_case_labels_stmt.
3265 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3267 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3269 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3272 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3274 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3276 2010-04-13 Jan Hubicka <jh@suse.cz>
3278 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3279 of optimized out static functions.
3280 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3281 cost computation. Also sanity check for overflows.
3282 (update_caller_keys): Update cgraph_edge_badness call; properly
3283 update fibheap and sanity check that it is up to date.
3284 (add_new_edges_to_heap): Update cgraph_edge_badness.
3285 (cgraph_decide_inlining_of_small_function): Likewise;
3286 add sanity checking that badness in heap is up to date;
3287 improve dumping of reason; Update badness of calls to the
3288 offline copy of function currently inlined; dump badness
3289 of functions not inlined because of unit growth limits.
3291 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3294 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3295 because of sign-extension change when converting to sizetype here...
3296 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3298 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3299 the folding to constants. Remove redundant final conversion.
3300 (fold_binary) <associate>: Do not associate if the re-association of
3301 constants alone overflows.
3302 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3303 to the end of the list.
3304 (multiple_of_p) <COND_EXPR>: New case.
3306 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3308 * opt-functions.awk (opt_sanitized_name): New.
3310 * optc-gen.awk: Use it
3311 * opth-gen.awk: Use it.
3313 2010-04-13 Martin Jambor <mjambor@suse.cz>
3315 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3316 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3317 children. Call replace_uses_with_default_def_ssa_name to handle
3320 2010-04-13 Michael Matz <matz@suse.de>
3323 * builtins.c (expand_builtin_interclass_mathfn): Also create
3324 a register if the predicate doesn't match.
3326 2010-04-13 Diego Novillo <dnovillo@google.com>
3328 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3329 * c-pch.c: Include timevar.h.
3330 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3331 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3332 * ggc-common.c: Include timevar.h.
3333 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3334 * timevar.def (TV_PCH_SAVE): Define.
3335 (TV_PCH_CPP_SAVE): Define.
3336 (TV_PCH_PTR_REALLOC): Define.
3337 (TV_PCH_PTR_SORT): Define.
3338 (TV_PCH_RESTORE): Define.
3339 (TV_PCH_CPP_RESTORE): Define.
3341 2010-04-13 Michael Matz <matz@suse.de>
3343 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3345 (can_reassociate_p): New function.
3346 (break_up_subtract_bb, reassociate_bb): Use it.
3348 2010-04-13 Richard Guenther <rguenther@suse.de>
3351 * builtins.c (c_readstr): Fix assert.
3353 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3355 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3356 when generating cltd insn.
3358 (*ashl<mode>3_1): Remove special handling for register operand 2.
3359 (*ashlsi3_1_zext): Ditto.
3360 (*ashlhi3_1): Ditto.
3361 (*ashlhi3_1_lea): Ditto.
3362 (*ashlqi3_1): Ditto.
3363 (*ashlqi3_1_lea): Ditto.
3364 (*<shiftrt_insn><mode>3_1): Ditto.
3365 (*<shiftrt_insn>si3_1_zext): Ditto.
3366 (*<shiftrt_insn>qi3_1_slp): Ditto.
3367 (*<rotate_insn><mode>3_1): Ditto.
3368 (*<rotate_insn>si3_1_zext): Ditto.
3369 (*<rotate_insn>qi3_1_slp): Ditto.
3371 2010-04-13 Richard Guenther <rguenther@suse.de>
3373 * tree-ssa-structalias.c (callused_id): Remove.
3374 (call_stmt_vars): New.
3375 (get_call_vi): Likewise.
3376 (lookup_call_use_vi): Likewise.
3377 (lookup_call_clobber_vi): Likewise.
3378 (get_call_use_vi): Likewise.
3379 (get_call_clobber_vi): Likewise.
3380 (make_transitive_closure_constraints): Likewise.
3381 (handle_const_call): Adjust to do per-call call-used handling.
3382 (handle_pure_call): Likewise.
3383 (find_what_var_points_to): Remove general callused handling.
3384 (init_base_vars): Likewise.
3385 (init_alias_vars): Initialize call_stmt_vars.
3386 (compute_points_to_sets): Process call-used and call-clobbered
3387 vars for call statements.
3388 (delete_points_to_sets): Free call_stmt_vars.
3390 2010-04-13 Richard Guenther <rguenther@suse.de>
3392 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3393 Only add RW dependence for dependence distance zero.
3394 Adjust maximal vectorization factor according to dependences.
3395 Move alignment handling ...
3396 (vect_find_same_alignment_drs): ... here. New function.
3397 (vect_analyze_data_ref_dependences): Adjust.
3398 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3399 (vect_analyze_data_refs): Adjust minimal vectorization factor
3400 according to data references.
3401 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3402 dependences before determining the vectorization factor.
3403 Analyze alignment after determining the vectorization factor.
3404 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3405 dependences before alignment.
3406 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3408 (vect_analyze_data_refs): Likewise.
3409 (MAX_VECTORIZATION_FACTOR): New define.
3411 2010-04-13 Duncan Sands <baldrick@free.fr>
3413 * except.h (lang_eh_type_covers): Remove.
3414 * except.c (lang_eh_type_covers): Likewise.
3416 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3417 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3419 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3420 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3421 UNITS_PER_LONG where it is ABI relevant.
3422 (s390_return_addr_rtx): Likewise.
3423 (s390_back_chain_rtx): Likewise.
3424 (s390_frame_area): Likewise.
3425 (s390_frame_info): Likewise.
3426 (s390_initial_elimination_offset): Likewise.
3427 (save_gprs): Likewise.
3428 (s390_emit_prologue): Likewise.
3429 (s390_emit_epilogue): Likewise.
3430 (s390_function_arg_advance): Likewise.
3431 (s390_function_arg): Likewise.
3432 (s390_va_start): Likewise.
3433 (s390_gimplify_va_arg): Likewise.
3434 (s390_function_profiler): Likewise.
3435 (s390_optimize_prologue): Likewise.
3436 (s390_rtx_costs): Likewise.
3437 (s390_secondary_reload): Likewise.
3438 (s390_promote_function_mode): Likewise.
3439 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3440 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3441 registers available.
3442 (s390_unwind_word_mode): New function.
3443 (s390_function_value): Split 64 bit values into register pair if
3444 used as return value.
3445 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3446 function call parameters. Handle parallels.
3447 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3448 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3449 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3450 (s390_expand_setmem): Remove unused variable src_addr.
3451 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3452 deal with 64 bit registers.
3453 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3454 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3455 (UNITS_PER_LONG): New macro.
3456 * libjava/include/s390-signal.h: Define extended ucontext
3457 structure containing the upper halfs of the 64 bit registers.
3459 2010-04-13 Simon Baldwin <simonb@google.com>
3461 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3463 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3465 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3466 rvalue on the RHS if the LHS is of a non-renamable type.
3467 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3469 2010-04-13 Matthias Klose <doko@ubuntu.com>
3471 * gcc.c (cc1_options): Handle -iplugindir before processing
3472 the cc1 spec. Only add -iplugindir once.
3473 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3475 * common.opt (iplugindir): Remove `Separate' property, initialize.
3476 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3478 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3479 (distclean): Remove plugin dir.
3480 * doc/invoke.texi: Document -iplugindir.
3482 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3484 * doc/plugins.texi (Loading Plugins): Document short
3485 -fplugin=foo option.
3486 (Plugin API): Mention default_plugin_dir_name function.
3488 * gcc.c (find_file_spec_function): Add new declaration.
3489 (static_spec_func): Use it for "find-file".
3490 (find_file_spec_function): Add new function.
3491 (cc1_options): Add -iplugindir option if -fplugin* options found.
3493 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3495 * plugin.c (add_new_plugin): Updated comment, and handle short
3497 (default_plugin_dir_name): Added new function.
3499 * common.opt (iplugindir): New option to set the plugin directory.
3501 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/i386.md (any_rotate): New code iterator.
3504 (rotate_insn): New code attribute.
3506 (SWIM124): New mode iterator.
3507 (<rotate_insn>ti3): New expander.
3508 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3509 any_rotate code iterator.
3510 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3511 using any_rotate code iterator and SWIM124 mode iterator.
3512 (ix86_rotlti3): New insn_and_split pattern.
3513 (ix86_rotrti3): Ditto.
3514 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3515 ix86_rotl{di,ti}3 patterns.
3516 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3517 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3518 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3519 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3520 code iterator and SWI mode iterator.
3521 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3522 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3524 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3525 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3526 (bswap rotatert splitter): Add splitter.
3527 (bswap splitter): Macroize splitter using any_rotate code iterator.
3528 Add insn predicate to split only for TARGET_USE_XCHGB or when
3529 optimizing function for size.
3531 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3533 * config/pa/pa.c (emit_move_sequence): Remove use of
3534 deleted variable flag_argument_noalias.
3536 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3538 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3540 Add to unsupported targets list.
3541 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3542 sparc*-sun-solaris2.[567]* from target lists.
3543 * configure: Regenerate.
3544 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3546 Remove Solaris 7 patch references.
3547 (Specific, sparc-sun-solaris2.7): Removed.
3548 (sparc-sun-solaris2*): Update Solaris 7 example.
3549 (sparc64-*-solaris2*): Likewise.
3551 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3553 * config.build (alpha*-dec-osf4*): Remove.
3554 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3555 of obsolete configurations.
3556 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3558 * config/alpha/t-osf4: Renamed to ...
3559 * config/alpha/t-osf5: ... this.
3560 * config/alpha/osf.h: Renamed to ...
3561 * config/alpha/osf5.h: ... this.
3562 Merged old osf5.h contents.
3564 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3565 (EXTRA_SPECS): Removed.
3566 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3567 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3570 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3572 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3574 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3577 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3578 __thiscall convention.
3580 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3582 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3584 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3586 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3588 * function.c (assign_parms_initialize_all): Add unused attribute
3591 2010-04-12 Richard Guenther <rguenther@suse.de>
3593 * gsstruct.def (GSS_CALL): New.
3594 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3595 * gimple.h: Include tree-ssa-alias.h.
3596 (struct gimple_statement_call): New.
3597 (union gimple_statement_struct_d): Add gimple_call member.
3598 (gimple_call_reset_alias_info): Declare.
3599 (gimple_call_use_set): New function.
3600 (gimple_call_clobber_set): Likewise.
3601 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3602 * gimple.c (gimple_call_reset_alias_info): New function.
3603 (gimple_build_call_1): Call it.
3604 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3605 * tree-inline.c (remap_gimple_stmt): Likewise.
3606 (expand_call_inline): Remove callused handling.
3607 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3608 * tree-dfa.c (dump_variable): Likewise.
3609 * tree-parloops.c (parallelize_loops): Likewise.
3610 * tree-ssa.c (init_tree_ssa): Likewise.
3611 (delete_tree_ssa): Likewise.
3612 * tree-flow-inline.h (is_call_used): Remove.
3613 * tree-flow.h (struct gimple_df): Remove callused member.
3614 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3615 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3616 (ref_maybe_used_by_call_p_1): Simplify.
3617 (call_may_clobber_ref_p_1): Likewise.
3618 * tree-ssa-structalias.c (compute_points_to_sets): Set
3619 the call stmt used and clobbered sets.
3620 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3621 (find_tail_calls): Verify the tail call.
3623 2010-04-12 Richard Guenther <rguenther@suse.de>
3625 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3626 single-iteration always-inline inlining.
3627 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3628 (cgraph_decide_inlining): Do not handle always-inline specially.
3629 (try_inline): Remove always-inline cycle detection special case.
3630 Do not recurse on always-inlines.
3631 (cgraph_early_inlining): Do not iterate if not optimizing.
3632 (cgraph_gate_early_inlining): remove.
3633 (pass_early_inline): Run unconditionally.
3634 (gate_cgraph_decide_inlining): New function.
3635 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3636 not inlining or optimizing.
3637 (cgraph_decide_inlining_of_small_functions): Also consider
3638 always-inline functions.
3639 (cgraph_default_inline_p): Return true for nodes which should
3640 disregard inline limits.
3641 (estimate_function_body_sizes): Assume zero size and time for
3642 nodes which are marked as disregarding inline limits.
3643 (cgraph_decide_recursive_inlining): Do not perform recursive
3644 inlining on always-inline nodes.
3646 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3649 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3650 for exprs satisfying handled_component_p.
3652 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3654 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3655 non-constant aggregate elements.
3657 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3658 is a real initialization.
3660 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3663 * c-decl.c (start_function): Move forward check for nested function.
3665 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3667 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3668 * config/sh/sh.c: Include reload.h.
3669 (sh_legitimize_reload_address): New.
3670 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3671 sh_legitimize_reload_address.
3673 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3675 * config/sh/sh.md (*movqi_pop): New insn pattern.
3676 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3678 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3680 * config/i386/i386.md (any_shiftrt): New code iterator.
3681 (shiftrt_insn): New code attribute.
3683 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3684 using any_shiftrt code iterator.
3685 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3686 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3687 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3688 pattern from corresponding peephole2 patterns.
3689 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3690 using any_shiftrt code iterator.
3691 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3692 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3693 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3694 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3695 *{ashr,lshr}<mode>3_cmp_zext.
3696 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3698 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3700 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3702 (*lshr<mode>3_cconly): Ditto.
3704 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3706 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3707 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3708 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3709 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3711 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3712 from corresponding peephole2 patterns.
3713 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3714 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3715 and *lshrdi3_1_rex64 using SWI mode iterator.
3716 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3717 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3718 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3719 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3720 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3721 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3722 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3723 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3724 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3727 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3729 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3730 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3731 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3732 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3734 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3735 from corresponding peephole2 patterns.
3736 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3737 (ashrsi3_cvt): Rename from ashrsi3_31.
3738 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3739 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3740 and x86_64_shift_adj_3 using SWI48 mode iterator.
3741 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3742 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3743 and *ashrdi3_1_rex64 using SWI mode iterator.
3744 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3745 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3746 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3747 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3748 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3749 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3750 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3751 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3752 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3754 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3755 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3756 x86_shift<mode>_adj_3 expanders.
3758 2010-04-10 Wei Guozhi <carrot@google.com>
3761 * config/arm/arm.c (arm_pic_static_addr): New function.
3762 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3764 (arm_output_addr_const_extra): Output expression for new pattern.
3765 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3767 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3769 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3772 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3773 * web.c: Include "insn-config.h" and "recog.h".
3774 (union_match_dups): New function.
3775 (web_main): Call it.
3776 (union_defs): Don't try to recognize match_dups.
3778 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3779 if doing so would replace the entire pattern.
3781 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3785 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3786 and splitter pattern. Change splitter operand 1 predicate to
3789 2010-04-09 Martin Jambor <mjambor@suse.cz>
3791 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3792 lattices are addresses of CONST_DECLs with the same initial value.
3793 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3794 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3796 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3797 Bernd Schmidt <bernds@codesourcery.com>
3799 * loop-invariant.c (replace_uses): New static function.
3800 (move_invariant_reg): Use it to ensure we can replace the uses.
3802 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3804 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3806 (picochip_override_options): Enable section anchors only above -O1.
3807 (picochip_reorg): Fixed a couple of build warnings.
3809 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3811 * configure.ac (plugin -rdynamic test): Log result.
3812 * configure: Regenerate.
3813 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3814 (RDYNAMIC_SPEC): Define.
3815 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3817 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3819 * configure.ac: Determine Sun ld version numbers.
3820 (comdat_group): Restrict GNU ld version checks to gld.
3821 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3822 (enable_comdat): Support --enable-comdat.
3823 * configure: Regenerate.
3824 * doc/install.texi (Configuration): Document --enable-comdat.
3826 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3828 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3829 * config/sol2-gld.h: ... here.
3830 * config.gcc (sparc*-*-solaris2*): Reflect this.
3831 (i[34567]86-*-solaris2*): Use it.
3833 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3835 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3837 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3839 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3842 * diagnostic.c (diagnostic_initialize): Initialize
3843 some_warnings_are_errors.
3844 (diagnostic_finish): New.
3845 (diagnostic_action_after_output): Call it before exiting.
3846 (diagnostic_report_diagnostic): Do not print message here. Set
3847 some_warnings_are_errors.
3848 * diagnostic.h (diagnostic_context): Delete
3849 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3850 (diagnostic_finish): Declare.
3851 * toplev.c (toplev_main): Call it before exit.
3853 2010-04-09 Jason Merrill <jason@redhat.com>
3856 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3857 for incomplete type.
3860 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3861 based on a warning flag.
3863 2010-04-09 Richard Guenther <rguenther@suse.de>
3865 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3867 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3870 * varasm.c (default_assemble_visibility): Wrap vars that are
3871 set, but unused, by targets without GAS.
3872 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3873 Remove set, but unused, vars.
3874 (rs6000_legitimize_tls_address): Likewise.
3875 (altivec_expand_dst_builtin): Likewise.
3876 * config/darwin.c (machopic_classify_symbol): Likewise.
3877 (machopic_indirection_name): Likewise.
3879 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3881 * config/i386/i386.md (DWI): New mode iterator.
3882 (S): New mode attribute.
3883 (shift_operand): Ditto.
3884 (shift_immediate_operand): Ditto.
3885 (ashl_input_operand): Ditto.
3886 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3887 using SDWIM mode iterator.
3888 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3889 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3891 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3892 from corresponding peephole2 patterns.
3893 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3894 and x86_64_shift_adj_1 using SWI48 mode iterator.
3895 (x86_shift<mode>_adj_2): Ditto.
3896 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3897 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3898 using SWI48 mode iterator.
3899 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3900 *ashldi3_cmp_rex64 using SWI mode iterator.
3901 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3902 *ashldi3_cconly_rex64 using SWI mode iterator.
3903 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3904 x86_shift<mode>_adj_{1,2}.
3905 (ix86_split_ashr): Ditto.
3906 (ix86_split_lshr): Ditto.
3908 2010-04-09 Richard Guenther <rguenther@suse.de>
3910 * target.h (builtin_conversion): Pass in input and output types.
3911 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3912 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3913 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3914 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3916 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3918 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3920 2010-04-09 Richard Guenther <rguenther@suse.de>
3923 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3925 2010-04-09 Richard Guenther <rguenther@suse.de>
3927 * tree-vectorizer.h (struct _stmt_vec_info): Document
3928 that vectype is the type of the LHS.
3929 (supportable_widening_operation, supportable_narrowing_operation):
3930 Get both input and output vector types as arguments.
3931 (vect_is_simple_use_1): Declare.
3932 (get_same_sized_vectype): Likewise.
3933 * tree-vect-loop.c (vect_determine_vectorization_factor):
3934 Set STMT_VINFO_VECTYPE to the vector type of the def.
3935 (vectorizable_reduction): Adjust.
3936 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3937 Adjust. Specify the output vector type.
3938 (vect_pattern_recog_1): Adjust.
3939 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3940 (vectorizable_call): Adjust.
3941 (vectorizable_conversion): Likewise.
3942 (vectorizable_operation): Likewise.
3943 (vectorizable_type_demotion): Likewise.
3944 (vectorizable_type_promotion): Likewise.
3945 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3947 (vect_is_simple_use_1): New function.
3948 (supportable_widening_operation): Get both input and output
3950 (supportable_narrowing_operation): Likewise.
3951 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3953 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3955 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3956 __thiscall and _thiscall as predefined macros.
3957 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3958 thiscall attribute handling.
3959 (ix86_comp_type_attributes): Likewise.
3960 (ix86_function_regparm): Likewise.
3961 (ix86_return_pops_args): Likewise.
3962 (init_cumulative_args): Likewise.
3963 (find_drap_reg): Likewise.
3964 (ix86_static_chain): Likewise.
3965 (x86_this_parameter): Likewise.
3966 (x86_output_mi_thunk): Likewise.
3967 (ix86_attribute_table): Add description for thiscall attribute.
3968 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3969 * doc/extend.texi: Add documentation for thiscall.
3971 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3974 * c.opt (Wint-to-pointer-cast): Available in C++.
3975 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3977 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3979 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3980 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3981 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3982 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3983 function type instead. Reorder and simplify checks.
3985 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3987 2010-04-08 Jing Yu <jingyu@google.com>
3988 Zdenek Dvorak <ook@ucw.cz>
3990 PR tree-optimization/42720
3991 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3992 loop unswitch conditions here from ...
3993 (tree_unswitch_single_loop): ... here.
3995 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3997 * tree-if-conv.c: Fix comments and simplify logic.
3999 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4001 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4002 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4003 (main_tree_if_conversion): Update call to tree_if_conversion.
4005 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4008 * doc/invoke.texi (-b,-V): Delete.
4009 * doc/tm.texi: Do not mention -b.
4010 * gcc.c (display_help): Delete -b and -V.
4011 (process_command): Delete -b and -V.
4012 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4014 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4015 Wolfgang Gellerich <gellerich@de.ibm.com>
4017 Implement target hook for loop unrolling
4018 * target.h (loop_unroll_adjust): Add a new target hook function.
4019 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4020 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4021 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4022 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4023 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4025 (decide_unroll_stupid): Likewise.
4027 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4030 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4032 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4034 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4035 (Specific, *-*-solaris2*): Likewise.
4036 Don't prefer Sun as over GNU as.
4038 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4040 * config/s390/s390.c (override_options): Adjust the z10
4041 defaults for max-unroll-times, max-completely-peeled-insns
4042 and max-completely-peel-times.
4044 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4046 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4047 instructions for z10.
4048 (s390_expand_setmem): Likewise.
4049 (s390_expand_cmpmem): Likewise.
4051 2010-04-08 Richard Guenther <rguenther@suse.de>
4053 PR tree-optimization/43679
4054 * tree-ssa-pre.c (eliminate): Only propagate copies.
4056 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4059 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4060 set but not used variable warning.
4062 2010-04-08 Wei Guozhi <carrot@google.com>
4065 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4066 (arm_size_rtx_costs): Call the new function when optimized for size.
4068 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4071 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4072 op0 is not a MEM, just return NULL instead of assertion
4074 (discover_nonconstant_array_refs): Don't walk debug stmts.
4076 2010-04-08 Doug Kwan <dougkwan@google.com>
4078 * configure.ac: Recognize gold and do not use its version number
4079 to test ld features.
4080 * configure: Regenerate.
4082 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4085 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4086 (negate_value): Move code to push elements to broken_up_substracts ...
4087 (eliminate_plus_minus_pair): ... here. Push operands that have no
4088 negative pair to plus_negates.
4089 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4091 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4093 * doc/install.texi (Configuration): Move description of
4094 --enable-lto, --with-libelf*, --enable-gold from Java section to
4097 * doc/generic.texi (Working with declarations)
4098 (Function Properties, C and C++ Trees): Fix typos.
4099 * doc/sourcebuild.texi (Top Level): Likewise.
4101 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4104 * tree.h (DECL_READ_P): Define.
4105 (struct tree_decl_common): Add decl_read_flag.
4106 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4107 a set but not used warning.
4108 (merge_decls): Merge DECL_READ_P flag.
4109 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4110 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4111 * c-common.c (handle_used_attribute, handle_unused_attribute):
4113 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4115 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4117 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4118 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4119 c_parser_binary_expression, c_parser_cast_expression,
4120 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4121 Call default_function_array_read_conversion instead of
4122 default_function_array_conversion where needed.
4123 (c_parser_unary_expression, c_parser_conditional_expression,
4124 c_parser_postfix_expression_after_primary, c_parser_initelt):
4125 Likewise. Call mark_exp_read where needed.
4126 (c_parser_statement_after_labels, c_parser_asm_operands,
4127 c_parser_typeof_specifier, c_parser_sizeof_expression,
4128 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4130 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4132 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4133 (warn_unused_but_set_parameter): Default to warn_unused
4135 * doc/invoke.texi: Document -Wunused-but-set-variable and
4136 -Wunused-but-set-parameter.
4138 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4139 used count variable.
4140 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4141 when operandN variables aren't used in the body of the expander
4143 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4144 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4145 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4146 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4147 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4148 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4149 * tree.c (PROCESS_ARG): Likewise.
4151 2010-04-07 Simon Baldwin <simonb@google.com>
4153 * diagnostic.h (diagnostic_override_option_index): New macro to
4154 set a diagnostic's option_index.
4155 * c-tree.h (c_cpp_error): Add warning reason argument.
4156 * opts.c (_warning_as_error_callback): New.
4157 (register_warning_as_error_callback): Store callback for
4158 warnings enabled via enable_warning_as_error.
4159 (enable_warning_as_error): Call callback, minor code tidy.
4160 * opts.h (register_warning_as_error_callback): Declare.
4161 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4162 response to -Werror=.
4163 (c_common_init_options): Register warning_as_error_callback in opts.c.
4164 * common.opt: Add -Wno-cpp option.
4165 * c-common.c (struct reason_option_codes_t): Map cpp warning
4166 reason codes to gcc option indexes.
4167 * (c_option_controlling_cpp_error): New function, lookup the gcc
4168 option index for a cpp warning reason code.
4169 * (c_cpp_error): Add warning reason argument, call
4170 c_option_controlling_cpp_error for diagnostic_override_option_index.
4171 * doc/invoke.texi: Document -Wno-cpp.
4173 2010-04-07 Richard Guenther <rguenther@suse.de>
4175 * ipa-reference.c (mark_load): Use get_base_address.
4176 (mark_store): Likewise.
4178 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4179 inserting GIMPLE_NOPs into the IL.
4180 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4181 Explicitly strip handled components and indirect references.
4183 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4184 folding address expressions.
4185 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4186 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4187 operand_equal_p to compare decls.
4188 (ptr_deref_may_alias_decl_p): Likewise.
4189 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4190 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4191 Handle reversed comparison ops.
4192 * tree-sra.c (asm_visit_addr): Use get_base_address.
4193 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4194 * ipa-reference.c (mark_address): Use get_base_address.
4196 2010-04-07 Richard Guenther <rguenther@suse.de>
4198 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4199 Propagate constants everywhere.
4201 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4204 * tree.c (MAX_INT_CACHED_PREC): Define.
4205 (nonstandard_integer_type_cache): New array.
4206 (build_nonstandard_integer_type): Cache results for precision
4207 <= MAX_INT_CACHED_PREC.
4209 2010-04-07 Richard Guenther <rguenther@suse.de>
4211 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4212 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4213 * common.opt: Likewise.
4214 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4215 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4216 (nonoverlapping_memrefs_p): Likewise.
4217 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4218 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4219 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4220 OPT_fargument_noalias_global for backward compatibility.
4222 2010-04-07 Richard Guenther <rguenther@suse.de>
4224 PR tree-optimization/43270
4225 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4226 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4227 * tree-ssa-pre.c (phi_translate_1): Adjust.
4228 (fully_constant_expression): Split out vn_reference handling to ...
4229 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4230 Fold reads from constant strings.
4231 (vn_reference_lookup): Handle fully constant references.
4232 (vn_reference_lookup_pieces): Likewise.
4233 * Makefile.in (expmed.o-warn): Add -Wno-error.
4235 2010-04-07 Martin Jambor <mjambor@suse.cz>
4237 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4239 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4242 * gcc.c: Add -static-libstdc++ to list of recognized options.
4244 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4246 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4248 2010-04-07 Richard Guenther <rguenther@suse.de>
4251 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4252 bases build simple mem attributes to retain points-to information.
4254 2010-04-07 Richard Guenther <rguenther@suse.de>
4257 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4258 preserve points-to related information.
4260 2010-04-07 Richard Guenther <rguenther@suse.de>
4263 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4264 discard plain indirect references.
4265 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4266 * tree.c (tree_nop_conversion): Likewise.
4268 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4271 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4273 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4275 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4276 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4278 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4280 * tree-if-conv.c: Fix indentation and comments.
4282 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4284 * tree-if-conv.c: Sort static functions in topological order.
4286 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4288 * tree-if-conv.c: Fix indentation and comments.
4290 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4293 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4294 lang_hooks.types.type_for_size instead of
4295 build_nonstandard_integer_type.
4296 When converting an unsigned type to signed, double its precision.
4297 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4298 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4299 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4302 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4305 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4306 POINTER_PLUS_EXPR for pointer types.
4308 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4311 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4312 * graphite-clast-to-gimple.c: Include langhooks.h.
4313 (max_signed_precision_type): New.
4314 (max_precision_type): Takes two types as arguments.
4315 (precision_for_value): New.
4316 (precision_for_interval): New.
4317 (gcc_type_for_interval): New.
4318 (gcc_type_for_value): New.
4319 (gcc_type_for_clast_term): New.
4320 (gcc_type_for_clast_red): New.
4321 (gcc_type_for_clast_bin): New.
4322 (gcc_type_for_clast_expr): Split up into several functions.
4323 (gcc_type_for_clast_eq): Rewritten.
4324 (compute_bounds_for_level): New.
4325 (compute_type_for_level_1): New.
4326 (compute_type_for_level): New.
4327 (gcc_type_for_cloog_iv): Removed.
4328 (gcc_type_for_iv_of_clast_loop): Rewritten.
4329 (graphite_create_new_loop): Compute the lower and upper bound types
4330 with gcc_type_for_clast_expr.
4331 (graphite_create_new_loop_guard): Same.
4332 (find_cloog_iv_in_expr): Removed.
4333 (compute_cloog_iv_types_1): Removed.
4334 (compute_cloog_iv_types): Removed.
4335 (gloog): Do not call compute_cloog_iv_types.
4336 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4338 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4339 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4340 (GBB_CLOOG_IV_TYPES): Removed.
4342 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4344 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4345 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4346 (detect_commutative_reduction): Same.
4348 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4350 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4351 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4353 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4354 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4355 (rewrite_commutative_reductions_out_of_ssa): Same.
4356 * passes.c (execute_function_todo): Call verify_ssa for every pass
4357 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4358 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4359 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4360 with an extra argument.
4361 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4362 verify_ssa only when the extra argument is true.
4363 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4364 with an extra argument.
4365 (tree_transform_and_unroll_loop): Same.
4367 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4369 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4370 for all the passes of the LNO having LOOP_CLOSED_SSA.
4371 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4372 * tree-loop-distribution.c (pass_loop_distribution): Same.
4373 * tree-pass.h (TODO_verify_loops): Removed.
4374 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4376 (pass_tree_unswitch): Same.
4377 (pass_predcom): Same.
4378 (pass_vectorize): Same.
4379 (pass_linear_transform): Same.
4380 (pass_graphite_transforms): Same.
4381 (pass_iv_canon): Same.
4382 (pass_complete_unroll): Same.
4383 (pass_complete_unrolli): Same.
4384 (pass_parallelize_loops): Same.
4385 (pass_loop_prefetch): Same.
4386 (pass_iv_optimize): Same.
4388 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4391 * passes.c (init_optimization_passes): Move pass_lim before
4392 pass_copy_prop and pass_dce_loop.
4394 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4397 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4398 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4399 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4400 MULTI_* defines for 4 argument vpermil2p* builtins.
4402 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4404 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4405 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4406 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4407 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4408 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4409 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4410 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4411 Use x86_maybe_negate_const_int to output insn mnemonic.
4412 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4413 check from instruction predicate. Update comments.
4414 * config/i386/sync.md (sync_add<mode>): Use
4415 x86_maybe_negate_const_int to output insn mnemonic.
4417 2010-04-06 Jan Hubicka <jh@suse.cz>
4419 PR tree-optimization/42906
4420 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4421 IGNORE_SELF argument. Set visited_control_parents for fully
4423 (find_obviously_necessary_stmts): Update call of
4424 mark_control_dependent_edges_necessary.
4425 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4427 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4429 * config/i386/i386.md: Remove comment about 'e' and 'E'
4432 2010-04-06 Richard Guenther <rguenther@suse.de>
4434 PR tree-optimization/43627
4435 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4436 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4439 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4441 * BASE-VER: Change to 4.6.0.
4444 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4447 2010-04-06 Richard Guenther <rguenther@suse.de>
4450 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4452 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4454 * doc/invoke.texi (Optimize Options): Document that LTO
4455 won't remove object access purely due to incompatible
4458 2010-04-04 Matthias Klose <doko@ubuntu.com>
4460 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4461 Initialize variable.
4463 2010-04-03 Richard Guenther <rguenther@suse.de>
4466 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4467 require a non-NULL MEM_OFFSET.
4469 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4471 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4472 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4473 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4474 config/alpha/predicates.md, config/arm/arm.md,
4475 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4476 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4477 config/darwin9.h, config/darwin.c, config/darwin.h,
4478 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4479 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4480 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4481 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4482 config/mips/mips.md, config/mn10300/mn10300.c,
4483 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4484 config/rs6000/aix.h, config/rs6000/dfp.md,
4485 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4486 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4487 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4488 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4489 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4490 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4491 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4492 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4493 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4494 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4495 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4496 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4497 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4498 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4499 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4500 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4501 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4502 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4503 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4504 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4505 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4506 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4507 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4508 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4509 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4510 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4511 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4512 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4513 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4514 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4515 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4516 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4517 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4518 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4519 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4520 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4522 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4525 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4526 * aclocal.m4: Regenerate.
4528 2010-04-02 Richard Guenther <rguenther@suse.de>
4530 PR tree-optimization/43629
4531 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4532 if we have seen a constant value.
4534 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4536 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4538 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4541 * arm.c (legitimize_tls_address): Adjust call to
4542 gen_tls_load_dot_plus_four.
4543 (arm_note_pic_base): New function.
4544 (arm_cannot_copy_insn_p): Use it.
4545 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4548 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4553 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4555 * Makefile.in ($(out_object_file)): Depend on
4556 gt-$(basename $(notdir $(out_file))).h.
4558 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4560 * config.gcc (lm32-*-rtems*): Add t-lm32.
4562 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4564 * config.gcc: Add lm32-*-rtems*.
4565 * config/lm32/rtems.h: New file.
4567 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4570 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4572 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4574 * dwarf2out.c (output_compilation_unit_header): For
4575 -gdwarf-4 use version 4 instead of version 3.
4576 (output_line_info): For version 4 and above emit additional
4577 maximum ops per insn header field.
4578 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4580 * dwarf2out.c (is_c_family, is_java): Remove.
4581 (lower_bound_default): New function.
4582 (add_bound_info, gen_descr_array_type_die): Use it.
4584 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4587 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4588 re-declaration when it happens in a function.
4590 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4592 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4593 (cgraph_remove_function_insertion_hook): Same.
4594 (cgraph_call_function_insertion_hooks): Same.
4596 2010-04-01 Richard Guenther <rguenther@suse.de>
4599 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4600 and TREE_THIS_VOLATILE.
4601 (copy_ref_info): Likewise.
4602 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4603 * tree.c (build6_stat): Ignore side-effects of all but arg5
4604 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4607 2010-04-01 Richard Guenther <rguenther@suse.de>
4609 PR tree-optimization/43607
4610 * ipa-type-escape.c (check_call): Do not access non-existing
4613 2010-04-01 Richard Guenther <rguenther@suse.de>
4617 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4618 Jack Howarth <howarth@bromo.med.uc.edu>
4620 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4623 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4625 * doc/install.texi (Prerequisites): Document libelf usability on
4626 IRIX 5/6 and Solaris 2.
4627 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4628 Update GNU as, GNU ld requirements.
4629 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4630 Document Sun Studio compiler download.
4631 Update and simplify as, ld recommendations.
4632 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4634 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4636 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4637 with_tune_32 to pentium4.
4639 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4641 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4643 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4645 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4646 obsoletion, removal.
4648 Document GNU as requirement.
4649 Update configure requirements.
4650 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4651 Recomment IRIX 6.5.18+.
4652 Document IDF/IDL requirement.
4653 Document GNU as requirement.
4654 Document GNU ld bootstrap failure.
4655 Remove freeware.sgi.com reference.
4657 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4659 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4660 UNIX V4.0, V5.0 obsoletion, removal.
4661 Remove --with-gc=simple reference.
4662 Update VM requirements during bootstrap.
4663 Remove -oldas bootstrap description.
4664 Update binutils reference.
4665 Remove comparison failure note.
4667 2010-03-31 Richard Guenther <rguenther@suse.de>
4668 Zdenek Dvorak <ook@ucw.cz>
4669 Sebastian Pop <sebastian.pop@amd.com>
4672 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4673 with multiple arguments.
4674 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4676 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4678 * graphite-dependences.c (print_pddr): Call print_pdr with an
4680 * graphite-poly.c (debug_pdr): Add an extra argument for the
4683 (print_pbb_domain): Same.
4685 (print_scop_context): Same.
4687 (print_cloog): Same.
4688 (debug_pbb_domain): Same.
4692 (debug_scop_context): Same.
4694 (debug_cloog): Same.
4695 (print_scop_params): Same.
4696 (debug_scop_params): Same.
4697 (print_iteration_domain): Same.
4698 (print_iteration_domains): Same.
4699 (debug_iteration_domain): Same.
4700 (debug_iteration_domains): Same.
4701 (print_scattering_function): Same.
4702 (print_scattering_functions): Same.
4703 (debug_scattering_function): Same.
4704 (debug_scattering_functions): Same.
4705 * graphite-poly.h (debug_pdr): Update declaration.
4707 (print_pbb_domain): Same.
4709 (print_scop_context): Same.
4711 (print_cloog): Same.
4712 (debug_pbb_domain): Same.
4716 (debug_scop_context): Same.
4718 (debug_cloog): Same.
4719 (print_scop_params): Same.
4720 (debug_scop_params): Same.
4721 (print_iteration_domain): Same.
4722 (print_iteration_domains): Same.
4723 (debug_iteration_domain): Same.
4724 (debug_iteration_domains): Same.
4725 (print_scattering_function): Same.
4726 (print_scattering_functions): Same.
4727 (debug_scattering_function): Same.
4728 (debug_scattering_functions): Same.
4730 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4732 * graphite-poly.c (print_scattering_function_1): New.
4733 (print_scattering_function): Call it.
4734 (print_scop_params): Remove spaces at the end of lines.
4737 * graphite-poly.h (print_cloog): Declared.
4738 (debug_cloog): Declared.
4740 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4742 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4744 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4745 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4746 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4747 to switch between adding the IV bump in loop->latch or in loop->header.
4749 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4751 * graphite-poly.c (print_scattering_function): Pretty print following
4754 (print_pbb_domain): Same.
4755 (dump_gbb_cases): Same.
4756 (dump_gbb_conditions): Same.
4759 (print_scop_params): Same.
4760 (print_scop_context): Same.
4762 (print_pbb_body): New.
4763 (lst_indent_to): New.
4764 (print_lst): Start new lines with a #.
4765 * graphite-poly.h (pbb_bb): New.
4766 (pbb_index): Use pbb_bb.
4767 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4769 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4771 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4773 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4774 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4775 and 0 instead of 1 for dw_val_class_flag.
4776 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4777 dw_val_class_range_list, dw_val_class_loc_list,
4778 dw_val_class_lineptr and dw_val_class_macptr, use
4779 DW_FORM_flag_present for dw_val_class_flag and
4780 DW_FORM_exprloc for dw_val_class_loc.
4781 (output_die): For -gdwarf-4 print dw_val_class_loc
4782 size as uleb128 instead of 1 or 2 bytes and don't print
4783 anything for dw_val_class_flag.
4785 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4786 instead of cselib_lookup following by tweaking locs->setting_insn.
4789 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4790 even before returning from label, setjmp call or volatile asm
4793 2010-03-31 Richard Guenther <rguenther@suse.de>
4796 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4797 temporary data on stack.
4799 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4801 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4802 (PUSHSECTION_ASM_OP): Remove.
4803 (POPSECTION_ASM_OP): Remove.
4804 (PUSHSECTION_FORMAT): Remove.
4805 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4806 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4807 * config/sol2.c (solaris_output_init_fini): Use it.
4809 2010-03-31 Jie Zhang <jie@codesourcery.com>
4812 * opt-functions.awk (var_type_struct): Use signed char type
4813 for simple variables.
4815 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4817 * config/sol2.c: Include output.h.
4818 (solaris_assemble_visibility): New function.
4819 * config/t-sol2 (sol2.o): Add output.h dependency.
4820 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4821 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4824 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4827 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4828 V2SImode or XFmode on PRE_DEC.
4831 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4834 2010-03-31 Jie Zhang <jie@codesourcery.com>
4837 * reload.h (caller_save_initialized_p): Declare.
4838 * toplev.c (backend_init_target): Don't call
4839 init_caller_save but set caller_save_initialized_p to false.
4840 * caller-save.c (caller_save_initialized_p): Define.
4841 (init_caller_save): Check caller_save_initialized_p.
4842 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4844 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4847 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4848 and soft-fp/t-softfp to tmake_file.
4849 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4850 (LIBGCC2_TF_CEXT): Define.
4853 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4856 * cselib.c (n_useless_values): Document handling of debug locs.
4857 (n_useless_debug_values, n_debug_values): New variables.
4858 (new_elt_loc_list): Don't add to debug values, keep count.
4859 (promote_debug_loc): New.
4860 (cselib_reset_table): Zero new variables.
4861 (entry_and_rtx_equal_p): Promote debug locs.
4862 (discard_useless_locs): Increment n_useless_debug_values for
4864 (remove_useless_values): Adjust n_useless_values and n_debug_values
4865 with n_useless_debug_values.
4866 (add_mem_for_addr): Promote debug locs.
4867 (cselib_lookup_mem): Likewise.
4868 (cselib_lookup_addr): Renamed to...
4869 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4870 (cselib_log_lookup): ... this. Turn into...
4871 (cselib_lookup_addr): ... new wrapper.
4872 (cselib_lookup_from_insn): New.
4873 (cselib_invalidate_regno): Increment n_useless_debug_values for
4875 (cselib_invalidate_mem): Likewise.
4876 (cselib_process_insn): Take n_deleted and n_debug_values into
4877 account to guard remove_useless_value call.
4878 (cselib_finish): Zero n_useless_debug_values.
4879 * cselib.h (cselib_lookup_from_insn): Declare.
4880 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4881 (sched_analyze_2): Likewise.
4883 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4885 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4887 (adjust_mems): Replace narrowing SUBREG of expression containing
4888 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4889 with operations in the narrower mode.
4892 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4893 regs_invalidated_by_call instead all call_used_reg_set registers.
4895 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4898 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4899 pointer comparisons with types_compatible_p.
4900 * tree-vect-stmts.c (vectorizable_call): Same.
4901 (vectorizable_condition): Same.
4903 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4905 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4906 stack check if the mask would be zero.
4908 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4909 Jack Howarth <howarth@bromo.med.uc.edu>
4911 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4914 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4917 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4919 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4920 Include ___unordxf2 and ___unordtf2.
4921 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4924 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4926 * config/lm32/t-lm32: New file.
4927 * config.gcc: Use the above file when targetting lm32.
4929 2010-03-28 Duncan Sands <baldrick@free.fr>
4931 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4933 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4936 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4937 Improve vectorization cost model diagnostic.
4939 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4942 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4943 compute_data_dependences_for_loop returns false, early exit
4944 and output an extra diagnostic for the failed data reference
4947 2010-03-29 Richard Guenther <rguenther@suse.de>
4949 PR tree-optimization/43560
4950 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4951 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4953 2010-03-29 Jie Zhang <jie@codesourcery.com>
4956 * toplev.c (process_options): Set optimization_default_node
4957 and optimization_current_node.
4958 * opts.c (decode_options): Don't set optimization_default_node
4959 and optimization_current_node.
4961 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4963 * config/rtems.h: Abandon -qrtems_debug.
4965 2010-03-28 Jan Hubicka <jh@suse.cz>
4967 PR tree-optimization/43505
4968 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4969 map should not be copied.
4971 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4974 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4975 cdtors, set DECL_PRESERVE_P.
4976 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4979 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4981 PR tree-optimization/43528
4982 * stor-layout.c (place_field): Check that constant fits into
4983 unsigned HWI when skipping calculation of MS bitfield layout.
4985 2010-03-27 Jan Hubicka <jh@suse.cz>
4988 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4989 notice_global_symbol work.
4991 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4993 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4994 instead of dwarf2out_decl.
4995 (struct var_loc_node): Remove section_label field.
4996 (dwarf2out_function_decl): New function.
4997 (dwarf2out_var_location): Don't set section_label field.
4998 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5000 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5002 PR tree-optimization/43544
5003 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5004 First argument for builtin vectorized function hook is now a
5005 tree to be able to distinguish between machine specific and
5007 * targhooks.c (default_builtin_vectorized_function): Ditto.
5008 * targhooks.h (default_builtin_vectorized_function): Ditto.
5009 * target.h (struct gcc_target): Ditto.
5010 * tree-vect-stmts.c (vectorizable_function): Ditto.
5011 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5012 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5015 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5018 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5019 nested binding iff it is a FUNCTION_DECL.
5020 (store_parm_decls_newstyle): Pass nested=true to bind for
5021 FUNCTION_DECLs amongst parameters.
5023 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5025 * var-tracking.c (vt_expand_loc_callback): Don't run
5026 cselib_expand_value_rtx_cb in dummy mode if
5027 cselib_dummy_expand_value_rtx_cb returned false.
5029 * var-tracking.c (emit_note_insn_var_location): For one part
5030 notes with offset 0, don't add EXPR_LIST around the location.
5031 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5032 add_location_or_const_value_attribute): Adjust for that change.
5035 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5036 into first operand and location into second.
5037 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5038 dw_cfi_oprnd_loc for DW_CFA_expression.
5039 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5040 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5041 assume first argument is regnum and second argument is location.
5043 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5046 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5047 of scratch register to DImode. Split to DImode comparison operator.
5048 Use SImode subreg of scratch register in the multiplication.
5049 (*cmp_sadd_sidi): Ditto.
5050 (*cmp_ssub_si): Ditto.
5051 (*cmp_ssub_sidi): Ditto.
5053 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5056 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5057 Remove invalid assert and wrong comment.
5059 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5062 * flags.h (final_insns_dump_p): New extern.
5063 * final.c (final_insns_dump_p): New variable.
5064 (rest_of_clean_state): Set it before -fdump-final-insns=
5065 dumping, clear afterwards.
5066 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5067 MEM_ALIAS_SET on MEMs.
5069 2010-03-26 David S. Miller <davem@davemloft.net>
5071 * configure.ac: Fix sparc GOTDATA_OP bug check.
5072 * configure: Rebuild.
5074 2010-03-26 Alan Modra <amodra@gmail.com>
5076 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5078 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5080 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5081 TLS_SECTION_ASM_FLAG.
5083 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5086 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5087 Clear first_function_block_is_cold.
5090 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5091 argument if the argument is truth_value_p.
5093 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5095 * config/rs6000/constraints.md: Update copyright year for my changes.
5098 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5099 used in reg+reg addressing, swap registers.
5101 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5104 * target.h (struct gcc_target): Add code_end hook.
5105 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5107 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5108 * toplev.c (compile_file): Call targetm.asm_out.code_end
5109 hook before unwind info/debug info output.
5110 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5111 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5112 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5113 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5114 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5115 * config/i386/i386.c (ix86_file_end): Renamed to...
5116 (ix86_code_end): ... this. Make static. Don't call
5117 file_end_indicate_exec_stack. Emit unwind info using
5118 final_start_function/final_end_function.
5119 (darwin_x86_file_end): Remove.
5120 (TARGET_ASM_CODE_END): Define.
5121 * config/i386/i386.h (TARGET_ASM_FILE_END,
5122 NEED_INDICATE_EXEC_STACK): Don't define.
5123 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5124 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5125 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5126 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5129 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5130 at the beginning and final_end_function at the end.
5131 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5133 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5135 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5136 and Sun as TLS syntax.
5137 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5138 * configure: Regenerate.
5139 * config.in: Regenerate.
5140 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5141 (default_elf_asm_named_section): Use it.
5142 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5143 (i386_output_dwarf_dtprel): Likewise.
5144 (output_addr_const_extra): Likewise.
5145 (output_pic_addr_const): Lowercase @GOTTPOFF.
5146 (output_addr_const_extra): Likewise.
5147 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5148 (output_addr_const_extra): Likewise.
5149 (output_pic_addr_const): Lowercase @INDNTPOFF.
5150 (output_addr_const_extra): Likewise.
5151 (output_pic_addr_const): Lowercase @NTPOFF.
5152 (output_addr_const_extra): Likewise.
5153 (output_pic_addr_const): Lowercase @TPOFF.
5154 (output_addr_const_extra): Likewise.
5155 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5156 (*tls_global_dynamic_64): Likewise.
5157 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5158 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5160 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5161 (ASM_OUTPUT_TLS_COMMON): Use it.
5162 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5165 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5166 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5167 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5168 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5169 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5170 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5172 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5174 * config/i386/i386.c (override_options): Don't accept
5175 -mtls-dialect=sun any longer.
5176 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5177 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5178 (*tls_local_dynamic_base_32_sun): Likewise.
5179 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5181 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5184 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5185 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5188 * ira.c (adjust_cleared_regs): New function.
5189 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5193 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5195 * expr.c (expand_expr_real): Restore previous
5196 curr_insn_source_location and curr_insn_block after
5197 expand_expr_real_1 call.
5198 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5199 instead of expand_expr_real_1.
5201 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5203 PR rtl-optimization/43413
5204 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5207 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5210 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5211 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5213 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5215 * config/i386/i386.c (ix86_target_string): Add -mfma.
5216 Fix a typo in comment.
5218 2010-03-22 Mike Stump <mikestump@comcast.net>
5221 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5222 Don't overly align based upon packed packed fields.
5224 2010-03-22 Jason Merrill <jason@redhat.com>
5226 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5227 Use () rather than [], and move before the element type.
5229 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5231 * doc/configfiles.texi (Configuration Files): Removed
5232 fixinc/Makefile*, intl/Makefile.*.
5233 * doc/makefile.texi: Fixed markup. Abstract from version
5234 control system used.
5235 (Makefile): Removed obsolete gcc/java/parse.y example.
5236 * doc/sourcebuild.texi: Likewise.
5237 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5238 libgomp, libssp. Removed fastjar.
5239 (Miscellaneous Docs): Clarify location.
5240 Added COPYING3, COPYING3.LIB.
5241 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5243 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5246 * config/i386/i386.c (x86_function_profiler)
5247 [!NO_PROFILE_COUNTERS]: Fix typo.
5248 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5251 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5252 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5254 * doc/sourcebuild.texi (Test Directives): Split into six
5255 subsections, with most of the current text in new subsections
5256 Directives, Selectors, and Final Actions.
5257 (Directives): Split list of test directives into multiple
5259 (Selectors): Describe use and syntax of selectors.
5260 (Effective-Target Keywords): Describe all existing keywords.
5261 (Add Options): Describe features for dg-add-options.
5262 (Require Support): Describe variants of dg-require-support.
5263 (Final Actions): Describe commands to use in dg-final.
5265 2010-03-22 Michael Matz <matz@suse.de>
5268 * recog.c (validate_replace_rtx_group): Replace also in
5269 REG_EQUAL and REG_EQUIV notes.
5271 2010-03-22 Richard Guenther <rguenther@suse.de>
5273 PR tree-optimization/43390
5274 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5275 sure vector extracts are type correct.
5277 2010-03-22 Richard Guenther <rguenther@suse.de>
5280 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5281 x * sqrt (x) even when optimizing for size if the target
5282 has native support for sqrt.
5284 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5286 * varasm.c (make_decl_rtl_for_debug): Also clear
5287 flag_mudflap for the duration of make_decl_rtl call.
5290 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5291 locs from preserved VALUEs.
5293 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5296 * pa.md (movmemsi): Set align to one if zero.
5297 (movmemdi): Likewise.
5299 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5302 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5303 with their corresponding prologue pushes.
5305 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5308 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5309 at the begining or end.
5310 (spu_expand_epilogue): Likewise.
5312 2010-03-20 Richard Guenther <rguenther@suse.de>
5314 PR rtl-optimization/43438
5315 * combine.c (make_extraction): Properly zero-/sign-extend an
5316 extraction of the low part of a CONST_INT. Also handle
5319 2010-03-19 Mike Stump <mikestump@comcast.net>
5321 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5322 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5323 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5325 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5328 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5331 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5333 PR rtl-optimization/42258
5334 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5335 use that may match DEF.
5338 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5339 the cost of loading the constant rather than assuming
5341 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5342 outer code is AND, do the same tests as the andsi3 expander and
5343 return COSTS_N_INSNS (1) if and is cheap.
5345 * optabs.c (avoid_expensive_constant): Fix formatting.
5347 2010-03-19 Michael Matz <matz@suse.de>
5350 * attribs.c (decl_attributes): When rebuilding a function pointer
5351 type use the same qualifiers as the original pointer type.
5353 2010-03-19 Martin Jambor <mjambor@suse.cz>
5355 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5356 and is_gimple_ip_invariant_address.
5358 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5361 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5363 * config/arm/arm.c (arm_override_options): Turn off
5364 flag_dwarf2_cfi_asm for AAPCS variants.
5366 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5369 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5370 Use PRE_MODIFY instead of PRE_DEC.
5371 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5372 (vfp_emit_fstmd): Likewise.
5374 2010-03-19 Michael Matz <matz@suse.de>
5377 * builtins.c (expand_builtin_interclass_mathfn,
5378 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5381 2010-03-19 Richard Guenther <rguenther@suse.de>
5383 PR tree-optimization/43415
5384 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5385 (phi_translate_1): ... this.
5386 (phi_translate): Move all caching here. Cache all NARY
5387 and REFERENCE translations.
5389 2010-03-19 David S. Miller <davem@davemloft.net>
5391 With help from Eric Botcazou.
5392 * config/sparc/sparc.c: Include dwarf2out.h.
5393 (emit_pic_helper): Delete.
5394 (pic_helper_symbol_name): Delete.
5395 (pic_helper_emitted_p): Delete.
5396 (pic_helper_needed): New.
5397 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5398 (get_pc_thunk_name): New.
5399 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5400 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5401 Set pic_helper_needed to true. Don't call emit_pic_helper.
5402 (sparc_expand_prologue): Update load_pic_register call.
5403 (sparc_output_mi_thunk): Likewise.
5404 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5405 thunk if possible. Output CFI information as needed.
5407 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5408 Jack Howarth <howarth@bromo.med.uc.edu>
5411 * config/i386/i386.h: Fix ABI on darwin x86-32.
5413 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5415 * tree.h: Declare make_decl_rtl_for_debug.
5416 * varasm.c (make_decl_rtl_for_debug): New.
5417 * dwarf2out.c (rtl_for_decl_location): Call it.
5418 * cfgexpand.c (expand_debug_expr): Call it.
5420 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5423 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5427 * var-tracking.c (vt_init_cfa_base): Do nothing if
5428 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5430 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5433 * var-tracking.c (canonicalize_vars_star): New.
5434 (dataflow_post_merge_adjust): Use it.
5436 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5439 * var-tracking.c (non_suitable_const): New function.
5440 (add_uses): For DEBUG_INSNs with constants, don't record any
5441 value, instead just the constant value itself.
5442 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5443 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5444 (emit_notes_in_bb): Likewise.
5445 (emit_note_insn_var_location): For onepart variables if
5446 cur_loc is a VOIDmode constant, use DECL_MODE.
5448 2010-03-18 Martin Jambor <mjambor@suse.cz>
5451 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5452 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5453 all non-clones. Moved call redirection...
5454 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5455 (cgraph_materialize_all_clones): Dispose of all
5456 combined_args_to_skip bitmaps.
5457 (verify_cgraph_node): Do not check for edges pointing to wrong
5458 nodes in inline clones.
5459 * tree-inline.c (copy_bb): Call
5460 cgraph_redirect_edge_call_stmt_to_callee.
5461 * ipa.c (cgraph_remove_unreachable_nodes): Call
5462 cgraph_node_remove_callees even when there are used clones.
5464 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5466 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5468 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5471 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5474 2010-03-18 Michael Matz <matz@suse.de>
5477 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5478 into sqrt(x) if we need to preserve signed zeros.
5480 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5481 Eric Botcazou <ebotcazou@adacore.com>
5483 PR rtl-optimization/43360
5484 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5485 note if we don't know its invariant status.
5487 2010-03-18 Michael Matz <matz@suse.de>
5489 PR tree-optimization/43402
5490 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5491 PHI chains of ssa names registered for update.
5493 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5496 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5497 non-offsettable and pre_modify update addressing.
5498 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5499 and "2" alternatives "#".
5500 (*movdd_softfloat32): Make all alternatives "#";
5501 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5502 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5503 (*movdf_softfloat32): Make all alternatives "#";
5504 (movdi): Use the new DIFD mode iterator to create a common splitter
5505 for movdi, movdf and movdd patterns.
5507 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5509 * common.opt (dumpdir): Remove redundant tab.
5511 2010-03-17 Martin Jambor <mjambor@suse.cz>
5513 PR tree-optimization/43347
5514 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5515 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5517 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5519 PR rtl-optimization/42216
5520 * regrename.c (create_new_chain): New function, broken out from...
5521 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5522 appending a use to an empty chain.
5523 (build_def_use): Remove previous changes that convert OP_INOUT to
5524 OP_OUT operands; instead detect the case where an OP_INOUT operand
5525 uses a previously untracked register and create an empty chain for it.
5527 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5529 * doc/extend.texi (Function Attributes): Rewrite unfinished
5530 sentence in ms_abi documentation.
5532 2010-03-17 Alan Modra <amodra@gmail.com>
5534 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5535 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5536 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5537 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5539 2010-03-16 Richard Henderson <rth@redhat.com>
5542 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5543 (lower_try_finally): Save and restore eh_seq around the expansion
5546 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5548 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5549 statements before splitting block.
5551 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5553 * doc/sourcebuild.texi (Testsuites): Fix markup.
5554 Use pathnames relative to gcc/testsuite.
5555 (Test Directives): Move description of how timeout is determined.
5556 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5557 (C Tests): Correct gcc.misc-tests directory.
5558 Framework tests now live in gcc.test-framework.
5560 2010-03-16 Richard Guenther <rguenther@suse.de>
5563 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5564 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5566 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5567 Alexandre Oliva <aoliva@redhat.com>
5569 PR tree-optimization/42917
5570 * lambda-code.c (remove_iv): Skip debug statements.
5571 (lambda_loopnest_to_gcc_loopnest): Likewise.
5572 (not_interesting_stmt): Debug statements are not interesting.
5574 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5578 * cselib.c (cselib_preserve_constants,
5579 cfa_base_preserved_val): New static variables.
5580 (preserve_only_constants): New function.
5581 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5582 clear its REG_VALUES. If cselib_preserve_constants, don't
5583 empty the whole hash table, but preserve there VALUEs with constants,
5584 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5585 (cselib_preserve_cfa_base_value): New function.
5586 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5587 (cselib_init): Change argument to int bitfield. Set
5588 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5590 (cselib_finish): Clear cselib_preserve_constants and
5591 cfa_base_preserved_val.
5592 * cselib.h (enum cselib_record_what): New enum.
5593 (cselib_init): Change argument to int.
5594 (cselib_preserve_cfa_base_value): New prototype.
5595 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5596 * dse.c (dse_step1): Likewise.
5597 * cfgcleanup.c (thread_jump): Likewise.
5598 * sched-deps.c (sched_analyze): Likewise.
5599 * gcse.c (local_cprop_pass): Likewise.
5600 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5601 If FN is non-NULL, call the callback always and whenever it returns
5602 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5603 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5604 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5605 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5606 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5607 * var-tracking.c: Include recog.h.
5608 (bb_stack_adjust_offset): Remove.
5609 (vt_stack_adjustments): Don't call it, instead just gather the
5610 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5611 (adjust_stack_reference): Remove.
5612 (compute_cfa_pointer): New function.
5613 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5614 (struct adjust_mem_data): New type.
5615 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5617 (get_address_mode): New function.
5618 (replace_expr_with_values): Use it.
5619 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5620 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5621 (adjust_sets): Remove.
5622 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5623 Use get_address_mode.
5624 (get_adjusted_src): Remove.
5625 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5626 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5627 (add_with_sets): Don't call adjust_sets.
5628 (fp_setter, vt_init_cfa_base): New functions.
5629 (vt_initialize): Change return type to bool. Move most of pool etc.
5630 initialization to the beginning of the function from end. Pass
5631 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5632 If !frame_pointer_needed, call vt_stack_adjustment before mos
5633 vector is filled, call vt_init_cfa_base if argp/framep has been
5634 eliminated to sp. If frame_pointer_needed and argp/framep has
5635 been eliminated to hard frame pointer, set
5636 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5637 encountering fp setter in the prologue. For MO_ADJUST, call
5638 log_op_type before pusing the op into mos vector, not afterwards.
5639 Call adjust_insn before cselib_process_insn/add_with_sets,
5640 call cancel_changes (0) afterwards.
5641 (variable_tracking_main_1): Adjust for vt_initialize calling
5642 vt_stack_adjustments and returning whether it succeeded or not.
5644 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5646 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5649 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5651 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5653 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5654 drap_reg has not been set.
5656 2010-03-15 Michael Matz <matz@suse.de>
5659 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5660 use it to expand block copies.
5661 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5662 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5663 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5665 2010-03-15 Richard Guenther <rguenther@suse.de>
5667 PR tree-optimization/43367
5668 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5671 2010-03-15 Richard Guenther <rguenther@suse.de>
5673 PR tree-optimization/43317
5674 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5676 2010-03-15 Martin Jambor <mjambor@suse.cz>
5678 PR tree-optimization/43141
5679 * tree-sra.c (create_abstract_origin): New function.
5680 (modify_function): Call create_abstract_origin.
5682 2010-03-15 Chris Demetriou <cgd@google.com>
5684 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5687 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5690 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5691 call insert_out_of_ssa_copy for default definitions.
5693 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5695 * graphite-clast-to-gimple.c (my_long_long): Defined.
5696 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5697 * graphite-sese-to-poly.c (my_long_long): Defined.
5698 (scop_ivs_can_be_represented): Use it.
5700 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5702 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5703 graphite-max-bbs-per-function, and loop-block-tile-size.
5704 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5706 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5708 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5710 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5711 forward declaration.
5712 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5713 (add_upper_bounds_from_estimated_nit): New.
5714 (build_loop_iteration_domains): Use it.
5716 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5718 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5720 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5723 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5724 should be an INTEGER_CST. Also handle CASE_CONVERT.
5726 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5728 * graphite.c (graphite_initialize): To bound the number of bbs per
5729 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5730 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5731 * doc/invoke.texi: Document it.
5733 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5735 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5736 * graphite-sese-to-poly.h (build_poly_scop): Same.
5738 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5740 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5741 the number of parameters in the scop. Use as an upper bound
5742 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5743 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5744 * doc/invoke.texi: Document it.
5746 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5748 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5749 * doc/c-tree.texi: Remove.
5750 * doc/generic.texi: Merge c-tree.texi here.
5751 * doc/gccint.texi (Trees): Remove menu entry.
5752 (c-tree.texi): Remove @include.
5753 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5754 * doc/languages.texi (Reading RTL): Ditto.
5756 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5759 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5761 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5764 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5765 code added to work around reload clobbering CONST insns.
5767 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5769 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5770 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5771 (cselib_preserve_only_values): Remove retain argument, don't
5772 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5773 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5774 * var-tracking.c (micro_operation): Move insn field before union.
5775 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5776 (struct variable_tracking_info_def): Remove n_mos field, change
5777 mos into a vector of micro_operations.
5778 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5779 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5780 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5781 changing into a vector.
5782 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5783 come before all other uops generated by add_stores.
5784 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5786 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5787 a vector. Run just one pass over the bbs instead of separate counting
5788 and computation phase.
5789 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5792 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5793 into *nonlocalized_list vector.
5794 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5795 even if origin is non-NULL.
5796 (gen_variable_die): Likewise.
5797 (process_scope_var): Don't change origin.
5798 (gen_decl_die): Likewise.
5799 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5800 before adding new edges instead of after it, fix moving over
5803 2010-03-11 David S. Miller <davem@davemloft.net>
5805 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5807 * configure: Rebuild.
5809 2010-03-11 Martin Jambor <mjambor@suse.cz>
5811 PR tree-optimization/43257
5812 * tree.c (assign_assembler_name_if_neeeded): New function.
5813 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5815 * tree.h (assign_assembler_name_if_neeeded): Declare.
5816 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5817 the function if needed.
5819 2010-03-11 Chris Demetriou <cgd@google.com>
5821 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5822 include/stdint-gcc.h, and include/stdint.h world-readable.
5824 2010-03-11 Richard Guenther <rguenther@suse.de>
5826 PR tree-optimization/43255
5827 * tree-vrp.c (process_assert_insertions_for): Do not insert
5828 asserts for trivial conditions.
5830 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5832 PR tree-optimization/43280
5833 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5834 generation. Move calculation of size out of the if branch.
5835 (find_bswap): Modify compare number generation.
5837 2010-03-11 Richard Guenther <rguenther@suse.de>
5840 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5841 (input_gimple_stmt): Fixup handled component types during
5842 operand read. Also fix up decls in ADDR_EXPRs.
5844 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5846 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5847 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5849 2010-03-10 Jan Hubicka <jh@suse.cz>
5852 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5853 * varasm.c (get_variable_section): Don't do that here...
5854 (make_decl_rtl): ... and here.
5855 (do_assemble_alias): Produce decl RTL.
5856 (assemble_alias): Likewise.
5858 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5861 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5862 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5864 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5865 (based_loc_descr): Only express drap or vdrap regno based expressions
5866 using DW_OP_fbreg when not optimizing.
5867 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5868 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5869 REG_CFA_SET_VDRAP note.
5871 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5873 PR tree-optimization/43236
5874 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5875 error in calculation of base address in reverse iteration case.
5876 (generate_builtin): Take number of latch executions if the statement
5879 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5882 * tree-eh.c: Include pointer-set.h.
5883 (lower_eh_dispatch): Filter out duplicate case labels and
5884 remove the unneeded edge when the label is unused. Return
5885 true when some edges are removed.
5886 (execute_lower_eh_dispatch): When any lowering resulted in
5887 removing an edge, also delete unreachable blocks.
5889 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5892 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5893 UNSPEC_MACHOPIC_OFFSET.
5895 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5898 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5899 (m68k_delegitimize_address): New function.
5901 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5904 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5907 * var-tracking.c (adjust_sets): New function.
5908 (count_with_sets, add_with_sets): Use it.
5909 (get_adjusted_src): New inline function.
5910 (add_stores): Use it.
5913 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5914 call cselib_dummy_expand_value_rtx_cb instead of
5915 cselib_expand_value_rtx_cb.
5918 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5919 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5920 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5921 and .cfi_endproc around the pic thunks.
5922 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5923 all queued unwind info register saves are saved before the call.
5924 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5925 considered as sp-=4 for unwind info and the pop as sp+=4 which
5926 also clobbers dest, but doesn't actually restore it.
5929 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5930 RTX_FRAME_RELATED_P.
5932 2010-03-09 Jie Zhang <jie@codesourcery.com>
5934 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5935 whitespaces in output template.
5937 2010-03-09 Jie Zhang <jie@codesourcery.com>
5939 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5942 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5944 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5945 builtins.exp in a separate job.
5947 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5949 * graphite-sese-to-poly.c (add_param_constraints): Use
5950 lower_bound_in_type and upper_bound_in_type.
5952 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5954 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5955 instead of unsigned_type_node.
5957 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5958 Reza Yazdani <reza.yazdani@amd.com>
5961 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5962 on pointer type parameters.
5964 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5968 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5969 handle conversions from pointer to integers.
5970 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5971 induction variable, to be able to work with code generated by CLooG.
5972 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5973 (build_poly_scop): Bail out if we cannot codegen a loop.
5975 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5977 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5978 code generation with gloog_error.
5980 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5982 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5983 Call fold_convert on all the returned values.
5984 (expand_scalar_variables_expr): Pass to
5985 expand_scalar_variables_ssa_name the type of the resulting expression.
5987 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5989 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5990 ppl_min_for_le_pointset.
5991 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5992 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5994 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5996 * graphite-dependences.c (map_into_dep_poly): Removed.
5997 (dependence_polyhedron_1): Use combine_context_id_scat.
5999 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6001 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6002 (struct poly_bb): Same.
6003 (combine_context_id_scat): New.
6005 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6008 * sese.c (name_defined_in_loop_p): Return false for default
6011 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6013 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6014 and clean up the logic.
6016 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6018 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6021 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6023 * var-tracking.c (remove_cselib_value_chains): Define only for
6025 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6026 delete_slot_part, emit_notes_for_differences_1): Don't call
6027 remove_cselib_value_chains here.
6028 (set_slot_part, emit_notes_for_differences_2): Don't call
6029 add_cselib_value_chains here.
6030 (preserved_values): New vector.
6031 (preserve_value): New function.
6032 (add_uses, add_stores, vt_add_function_parameters): Use it
6033 instead of cselib_preserve_value.
6034 (changed_values_stack): New vector.
6035 (check_changed_vars_0): New function.
6036 (check_changed_vars_1, check_changed_vars_2): Use it.
6037 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6038 changed_values_stack VALUEs.
6039 (vt_emit_notes): For all preserved_values call
6040 add_cselib_value_chains. If ENABLE_CHECKING call
6041 remove_cselib_value_chains before verifying value_chains is empty.
6042 Initialize and free changed_values_stack.
6043 (vt_initialize): Initialize preserved_values.
6044 (vt_finalize): Free preserved_values.
6046 2010-03-08 Richard Guenther <rguenther@suse.de>
6048 PR tree-optimization/43269
6049 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6052 2010-03-08 Martin Jambor <mjambor@suse.cz>
6054 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6055 (ipa_is_param_called): Removed.
6056 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6057 (ipa_print_node_params): Do not print the called flag.
6058 (ipa_write_node_info): Do not stream the called flag.
6059 (ipa_read_node_info): Likewise.
6061 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6064 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6065 * cselib.c (struct expand_value_data): Add dummy field.
6066 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6068 (cselib_dummy_expand_value_rtx_cb): New function.
6069 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6071 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6072 * var-tracking.c: Include pointer-set.h.
6073 (variable): Change n_var_parts to char from int. Add
6074 cur_loc_changed and in_changed_variables fields.
6075 (variable_canonicalize): Remove.
6076 (shared_var_p): New inline function.
6077 (unshare_variable): Maintain cur_loc_changed and
6078 in_changed_variables fields. If var was in changed_variables,
6079 replace it there with new_var. Just copy cur_loc instead of
6080 resetting it to something else.
6081 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6082 (dataflow_set_union): Don't call variable_canonicalize.
6083 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6084 of their DEBUG_EXPR_TREE_DECLs.
6085 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6086 and in_changed_variables and cur_loc_changed is false.
6087 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6088 and cur_loc_changed. Don't update cur_loc here.
6089 (variable_merge_over_src): Don't call variable_canonicalize.
6090 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6091 removing loc that is equal to cur_loc, clear cur_loc,
6092 set cur_loc_changed and ensure variable_was_changed is called.
6093 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6094 compare pointers in cur_loc check, if it is equal to loc,
6095 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6096 (variable_different_p): Remove compare_current_location argument,
6097 don't compare cur_loc.
6098 (dataflow_set_different_1): Adjust variable_different_p caller.
6099 (variable_was_changed): If dv had some var in changed_variables
6100 already, reset in_changed_variables flag for it and propagate
6101 cur_loc_changed over to the new variable. On empty var
6102 always set cur_loc_changed. Set in_changed_variables on whatever
6103 var is added to changed_variables.
6104 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6105 Use shared_var_p. When removing loc that is equal to cur_loc,
6106 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6107 end, don't set it to something else, just call variable_was_changed.
6108 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6109 loc being removed, clear cur_loc and set cur_loc_changed.
6110 Set cur_loc_changed if all locations have been removed.
6111 (struct expand_loc_callback_data): New type.
6112 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6113 allocated. Always create SUBREGs if simplify_subreg failed.
6114 Prefer to use cur_loc, when that fails and still in
6115 changed_variables (and seen first time) recompute it. Set
6116 cur_loc_changed of variables which had to change cur_loc and
6117 compute elcd->cur_loc_changed if any of the subexpressions used
6118 had to change cur_loc.
6119 (vt_expand_loc): Adjust to pass arguments in
6120 expand_loc_callback_data structure.
6121 (vt_expand_loc_dummy): New function.
6122 (emitted_notes): New variable.
6123 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6124 that weren't used for any other decl in current
6125 emit_notes_for_changes call call vt_expand_loc_dummy to update
6126 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6127 first loc_chain location if NULL before. Always use just
6128 cur_loc instead of first loc_chain location. When cur_loc_changed
6129 is false, when not --enable-checking=rtl just don't emit any note.
6130 When rtl checking, compute the note and assert it is the same
6131 as previous note. Clear cur_loc_changed and in_changed_variables
6132 at the end before removing from changed_variables.
6133 (check_changed_vars_3): New function.
6134 (emit_notes_for_changes): Traverse changed_vars to call
6135 check_changed_vars_3 on each changed var.
6136 (emit_notes_for_differences_1): Clear cur_loc_changed and
6137 in_changed_variables. Recompute cur_loc of new_var.
6138 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6139 (vt_emit_notes): Initialize and destroy emitted_notes.
6141 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6143 PR rtl-optimization/42220
6144 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6145 Use verify_reg_tracked to determine if we should use OP_OUT rather
6147 (build_def_use): If we see an in-out operand for a register that we
6148 know nothing about, treat is an output if possible, fail the block if
6151 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6154 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6157 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6160 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6161 uses of relevant DEFs that are dead outside the loop too.
6163 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6165 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6167 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6169 * var-tracking.c (values_to_unmark): New variable.
6170 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6171 values_to_unmark vector. Moved body to...
6172 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6173 instead queue it into values_to_unmark vector.
6174 (vt_find_locations): Free values_to_unmark vector.
6176 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6178 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6179 (site.exp): Export them when plugins are enabled.
6181 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6184 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6186 (chrec_fold_multiply): Same.
6188 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6191 * c-decl.c (build_compound_literal): Return early if init is
6194 2010-03-04 Martin Jambor <mjambor@suse.cz>
6196 PR tree-optimization/43164
6197 PR tree-optimization/43191
6198 * tree-sra.c (type_consists_of_records_p): Reject records with
6199 zero-size bit-fields at the end.
6201 2010-03-04 Mike Stump <mikestump@comcast.net>
6203 * Makefile.in (TAGS): Remove *.y.
6205 2010-03-04 Richard Guenther <rguenther@suse.de>
6207 PR tree-optimization/40761
6208 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6210 (my_rev_post_order_compute): New function.
6211 (init_pre): Call it.
6213 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6216 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6217 decrease the cost of an IV candidate when the cost is infinite.
6219 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6221 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6222 Use '3DNow!' for the extension of that name, ensure normal space
6224 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6226 2010-03-03 Jeff Law <law@redhat.com>
6228 * PR middle-end/32693
6229 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6230 than gen_rtx_SUBREG.
6231 (extract_bit_field_1): Likewise.
6233 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6235 * doc/sourcebuild.texi (Test directives): Document that arguments
6236 include-opts and exclude-opts are now optional for dg-skip-if,
6237 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6239 2010-03-03 Jason Merrill <jason@redhat.com>
6242 * cgraph.h (varpool_node): Add extra_name field.
6243 * varpool.c (varpool_extra_name_alias): New.
6244 (varpool_assemble_decl): Emit extra name aliases.
6245 (varpool_mark_needed_node): Look past an extra name alias.
6246 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6247 * lto-streamer-in.c (lto_input_tree): Read it.
6248 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6250 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6252 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6253 (sparc*-*-solaris2*): ...this.
6255 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6258 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6259 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6260 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6261 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6264 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6265 fallthrough to default handling, just with want_address 0 instead of 2.
6266 For single element lists, add_AT_loc directly, otherwise create an
6267 artificial variable DIE and stick location list to it.
6270 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6271 (VAL_EXPR_HAS_REVERSE): Define.
6272 (reverse_op): New function.
6273 (add_stores): For reversible operations add an extra MO_VAL_USE.
6275 2010-03-02 Jason Merrill <jason@redhat.com>
6277 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6279 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6281 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6282 (sparc64-*-linux*): Likewise.
6283 (sparc64-*-solaris2*): Include assembler files before linker ones.
6284 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6285 * config/sparc/gas.h: Delete.
6286 * config/sparc/sol2-64.h: Add copyright notice.
6287 * config/sparc/sol2-gas-bi.h: Likewise.
6288 * config/sparc/sol2-gld.h: Likewise.
6289 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6290 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6291 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6292 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6293 (sparc_elf_asm_named_section): Rename into...
6294 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6296 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6298 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6300 2010-03-02 Jeff Law <law@redhat.com>
6303 * reload1.c (rtx_p, substitute_stack): Declare.
6304 (substitute): Record addresses of changed rtxs.
6305 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6306 Restore the original rtx when complete.
6307 (reload): Free subsitute_stack when complete.
6309 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6311 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6312 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6314 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6315 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6316 Torture Tests): Change from subsection to section.
6318 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6319 Steven Bosscher <steven@gcc.gnu.org>
6321 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6324 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6327 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6328 the assignment from the new induction variable to the assignment
6329 of the value from the original loop PHI function.
6331 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6332 Daniel Jacobowitz <dan@codesourcery.com>
6334 * doc/sourcebuild.texi (Test directives): Clarify options to
6337 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6339 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6340 Disable cfi directives unless GCC and gas agree on using read-only
6341 .eh_frame sections for 64-bit.
6342 * configure: Regenerate.
6344 2010-03-01 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/43220
6347 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6348 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6350 2010-03-01 Richard Guenther <rguenther@suse.de>
6351 Martin Jambor <mjambor@suse.cz>
6354 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6355 gimplified parameters.
6357 2010-03-01 Christian Bruel <christian.bruel@st.com>
6359 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6361 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6363 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6365 2010-03-01 Richard Guenther <rguenther@suse.de>
6368 * expr.c (expand_assignment): Use the alias-oracle to tell
6369 if the rhs aliases the result decl.
6371 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6374 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6375 to sol_gt_pch_get_address.
6376 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6377 64-bit, SPARC and x86.
6378 (sol_gt_pch_get_address): New function.
6380 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6382 * toplev.h (inform_n, error_n): Declare.
6383 * diagnostic.c (inform_n, error_n): New function.
6385 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6387 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6388 has no rtl yet when processing local_decls, queue it and recheck
6389 if deferred stack allocation hasn't assigned it rtl.
6391 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6393 * config/sh/sh.c (unspec_bbr_uid): New.
6394 (gen_block_redirect): Use it instead of INSN_UID.
6395 (gen_far_branch): Likewise.
6397 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6399 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6400 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6402 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6404 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6405 (Warning Options): -Wno-conversion-null is valid for
6406 Objective-C++ as well.
6407 * doc/tm.texi (Named Address Spaces): Likewise.
6408 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6409 * doc/tree-ssa.texi (Tree SSA): Likewise.
6411 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6414 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6415 by default. Don't set the default arch for
6416 i[34567]86-*-darwin*|x86_64-*-darwin*.
6418 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6421 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6422 default. Set the default 32bit/64bit archs with $with_arch
6423 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6425 2010-02-27 Richard Guenther <rguenther@suse.de>
6427 PR tree-optimization/43186
6428 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6429 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6430 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6431 unroller iterations.
6433 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6435 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6436 required and i[34567]86-*-* targets don't support 64bit ISA.
6438 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6441 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6444 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6446 * config.gcc: Set the default arch at least to Prescott for
6447 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6448 if SSE math is enabled.
6450 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6452 * diagnostic.c (diagnostic_initialize): Update.
6453 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6455 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6456 (diagnostic_inhibit_notes): New.
6457 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6459 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6462 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6463 * doc/standards.texi: Likewise.
6464 * doc/extend.texi: Likewise.
6465 * doc/trouble.texi: Likewise.
6466 * doc/cppopts.texi: Likewise.
6467 * doc/install.texi: Likewise.
6468 * c.opt (std=c90,std=gnu90): New options.
6469 * c-opts.c (c_common_handle_option): Handle them.
6471 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6474 * c-decl.c (undeclared_variable): Use an informative note.
6476 2010-02-26 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/43186
6479 * gimple.h (gimple_fold): Remove.
6480 * gimple.c (gimple_fold): Remove. Inline into single user ...
6481 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6482 Try harder for conditions.
6484 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6487 * function.c (used_types_insert): Don't skip through named pointer
6488 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6489 and it is different from the main variant's type.
6491 2010-02-26 Nick Clifton <nickc@redhat.com>
6493 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6495 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6497 * config.gcc: Support --with-fpmath=sse for x86.
6499 * config/i386/ssemath.h: New.
6501 * doc/install.texi (--with-fpmath=sse): Documented.
6503 2010-02-26 Richard Guenther <rguenther@suse.de>
6505 PR tree-optimization/43188
6506 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6507 vector types of over-aligned element type.
6509 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6512 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6513 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6515 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6517 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6519 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6521 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6522 * var-tracking.c: Include diagnostic.h.
6523 (debug_dv): New function.
6524 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6527 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6528 (add_value_chain, add_value_chains, remove_value_chain,
6529 remove_value_chains): Handle DEBUG_EXPRs.
6530 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6533 * regcprop.c (struct queued_debug_insn_change): New type.
6534 (struct value_data_entry): Add debug_insn_changes field.
6535 (struct value_data): Add n_debug_insn_changes field.
6536 (debug_insn_changes_pool): New variable.
6537 (free_debug_insn_changes, apply_debug_insn_changes,
6538 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6539 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6540 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6542 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6544 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6545 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6546 changes, call cprop_find_used_regs via note_stores.
6547 (copyprop_hardreg_forward): When copying vd from predecessor
6548 which has any queued DEBUG_INSN changes, make sure the pointers are
6549 cleared. At the end call df_analyze and then if there are any
6550 DEBUG_INSN changes queued at the end of some basic block for still
6551 live registers, apply them.
6552 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6554 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6556 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6559 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6561 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6562 targets. Set the default with_cpu/with_arch from arch/cpu.
6563 Allow x86-64 and native for with_cpu/with_arch.
6565 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6567 * ebitmap.c: Change calls to verify_popcount with calls to
6568 sbitmap_verify_popcount.
6569 (ebitmap_clear_bit): Fixed map->cacheindex test and
6570 map>cache update when bit clearing results in an empty
6573 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6576 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6577 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6578 and support both V2DF and V2DI modes.
6579 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6580 support both V2DF and V2DI modes.
6581 (general): Delete trailing whitespace from a few patterns.
6583 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6584 V2DF/V2DI interleave high/low builtins.
6586 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6589 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6590 interleave high/low functions.
6592 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6594 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6595 #pragma extern_prefix.
6597 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6600 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6601 BLKmode, assert op0 is a MEM and just adjust its mode.
6604 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6605 if bitpos isn't multiple of mode's bitsize.
6607 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6609 * c.opt (-ftemplate-depth=): New.
6610 (-ftemplate-depth-): Deprecate.
6611 * optc-gen.awk: Handle -ftemplate-depth=.
6612 * opth-gen.awk: Likewise.
6613 * c-opts.c (c_common_handle_option): Likewise.
6614 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6616 2010-02-24 Jason Merrill <jason@redhat.com>
6618 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6620 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6622 * cfg.c (alloc_aux_for_block): Remove inline.
6623 (alloc_aux_for_edge): Likewise.
6625 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6627 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6629 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6631 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6632 * config/i386/sol2-gas.h: New file.
6633 * config.gcc (i[34567]86-*-solaris2*): Use it.
6635 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6638 * c-typeck.c (ep_convert_and_check): New.
6639 (build_conditional_expr): Use it.
6640 (build_binary_op): Likewise.
6642 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6644 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6647 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6648 bounds even for -O+.
6649 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6650 expr needs to have DECL_NAME set.
6652 2010-02-24 Nick Clifton <nickc@redhat.com>
6654 * config/mep/mep.c: Include gimple.h.
6655 (mep_function_uses_sp): Delete unused function.
6656 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6657 parameters. Use unsigned integers to count args. Return a
6658 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6660 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6663 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6664 greater or equal to nelt instead of 2 * nelt.
6665 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6668 2010-02-23 Jason Merrill <jason@redhat.com>
6671 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6672 in cfun->local_decls even if they have register types.
6675 * stor-layout.c (place_field): Don't warn about unnecessary
6676 DECL_PACKED if the type is packed.
6678 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6681 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6682 GOTOFF relocs, even when the base reg isn't pic pointer.
6684 2010-02-23 Michael Matz <matz@suse.de>
6687 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6688 (expand_gimple_basic_block): Generate and use debug temps if there
6689 are debug uses left after the last real use of TERed ssa names.
6690 Unlink debug immediate uses when they are expanded.
6692 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6695 * config/i386/i386.c (override_options): Reorganise to provide
6696 better error messages.
6698 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6701 * graphite-scop-detection.c (create_single_exit_edge): Move
6702 the call to find_single_exit_edge to....
6703 (create_sese_edges): ...here. Don't handle multiple edges
6704 exiting the function.
6705 (build_graphite_scops): Don't handle multiple edges
6706 exiting the function.
6708 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6711 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6712 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6714 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6717 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6719 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6722 * c-typeck.c (convert_arguments): Print declaration location.
6723 * c-common.c (validate_nargs): Rename as
6724 builtin_function_validate_nargs.
6725 (check_builtin_function_arguments): Update.
6727 2010-02-22 Richard Guenther <rguenther@suse.de>
6730 * tree-inline.c (declare_return_variable): Use the type of
6731 the call stmt lhs if available.
6733 2010-02-22 Duncan Sands <baldrick@free.fr>
6735 * passes.c (register_pass): Always consider all pass lists when
6736 ref_pass_instance_number is zero.
6738 2010-02-22 Richard Guenther <rguenther@suse.de>
6740 PR tree-optimization/42749
6741 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6742 parameter. Do arithmetic in the original type.
6743 (update_accumulator_with_ops): Likewise.
6744 (adjust_accumulator_values): Adjust.
6746 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6748 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6749 (QI to BLKmode splitter): New splitter.
6751 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6753 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6754 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6756 2010-02-22 Richard Guenther <rguenther@suse.de>
6758 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6760 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6762 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6763 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6764 ($(T)crti.o, $(T)crtn.o): Remove rules.
6766 2010-02-21 Tobias Burnus <burnus@net-b.de>
6769 * doc/invoke.texi (-fassociative-math): Document that this
6770 option is automatically enabled for Fortran.
6772 2010-02-20 David S. Miller <davem@davemloft.net>
6774 * configure.ac: Test if linker and assembler properly support
6775 GOTDATA_OP relocations.
6776 * configure: Rebuild.
6777 * config.in: Likewise.
6778 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6779 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6780 (movsi_high_pic): Likewise.
6781 (movdi_lo_sum_pic): Likewise.
6782 (movdi_high_pic): Likewise.
6783 (movsi_pic_gotdata_op): New pattern.
6784 (movdi_pic_gotdata_op): Likewise.
6785 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6786 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6788 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6791 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6792 attribute to ssemul.
6793 (xop_mulv2div2di3_high): Ditto.
6795 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6798 * c.opt (Wconversion-null): New option.
6799 * doc/invoke.texi (Wconversion-null): Document.
6801 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6803 * common.opt (Wlarger-than-): Add Undocumented.
6805 2010-02-19 Mike Stump <mikestump@comcast.net>
6807 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6809 2010-02-19 Jason Merrill <jason@redhat.com>
6812 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6813 * configure: Likewise.
6815 2010-02-20 Alan Modra <amodra@gmail.com>
6818 * cgraph.h (cgraph_make_decl_local): Declare.
6819 * cgraph.c (cgraph_make_decl_local): New function.
6820 (cgraph_make_node_local): Use it.
6821 * cgraphunit.c (cgraph_function_versioning): Likewise.
6822 * ipa.c (function_and_variable_visibility): Likewise.
6824 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6827 * except.c (sjlj_emit_function_enter): Don't call
6828 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6830 * rtl.h (add_reg_br_prob_note): Remove prototype.
6832 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6835 * c-common.c (conversion_warning): Remove widening conversions
6836 before checking the conversion of integers to reals.
6838 2010-02-19 Mike Stump <mikestump@comcast.net>
6841 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6844 * cgraphunit.c (process_function_and_variable_attributes): Check
6845 DECL_PRESERVE_P instead of looking up attribute "used".
6846 * ipa-pure-const.c (check_decl): Likewise.
6847 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6848 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6849 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6850 instead of attribute "used".
6851 * config/sol2-c.c (solaris_pragma_init): Likewise.
6852 (solaris_pragma_fini): Likewise.
6854 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6856 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6857 Use XCNEW instead of xcalloc.
6858 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6859 XNEW instead of xmalloc.
6860 (get_fields): Use XNEWVEC instead of xmalloc.
6863 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6864 populate vars array.
6865 (create_new_general_access): For debug stmts just reset value.
6866 (get_stmt_accesses): For accesses within debug stmts just record them
6867 using add_access_to_acc_sites instead of preventing the peeling or
6868 counting them as accesses.
6871 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6873 2010-02-19 Richard Guenther <rguenther@suse.de>
6875 PR tree-optimization/42916
6876 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6879 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6881 * configure.ac: Replace all uses of changequote in macro arguments
6882 with proper quoting.
6884 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6887 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6889 2010-02-19 Richard Guenther <rguenther@suse.de>
6891 PR tree-optimization/42944
6892 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6893 test for aliasing with errno.
6895 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6898 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6899 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6900 * dojump.c: Include output.h.
6901 (inv): New inline function.
6902 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6903 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6904 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6905 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6906 argument, pass it down to other calls.
6907 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6908 add REG_BR_PROB note to the conditional jump.
6909 * cfgexpand.c (add_reg_br_prob_note): Removed.
6910 (expand_gimple_cond): Don't call it, add the probability
6911 as last argument to jumpif_1/jumpifnot_1.
6912 * Makefile.in (dojump.o): Depend on output.h.
6913 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6915 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6916 * stmt.c (do_jump_if_equal): Likewise.
6917 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6918 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6919 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6921 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6922 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6923 jumpifnot_1 callers.
6924 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6926 (store_expr): Adjust jumpifnot caller.
6927 (store_constructor): Adjust jumpif caller.
6930 * gimplify.c (gimple_boolify): For __builtin_expect call
6931 gimple_boolify also on its first argument.
6933 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6935 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6937 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6938 * configure: Regenerated.
6940 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6942 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6943 lang_hooks.types_compatible_p instead of comptypes.
6945 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6947 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6948 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6949 if __prefer_thumb__ is defined.
6951 2010-02-18 Martin Jambor <mjambor@suse.cz>
6953 PR tree-optimization/43066
6954 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6955 array with zero-sized element type.
6957 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6959 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6960 rtx, allocate struct var_loc_node here and return it to the
6961 caller, and only if it is actually needed.
6962 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6963 move it earlier and return immediately if it returns NULL.
6965 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6967 * config/sparc/gas.h: New file. Restore
6968 TARGET_ASM_NAMED_SECTION to its ELF default.
6969 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6971 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6972 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6973 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6974 after sparc/sysv4.h.
6976 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6978 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6980 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6982 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6983 patterns from predicated pattern.
6985 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6988 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6989 for insn mnemonic suffix.
6991 2010-02-17 Richard Guenther <rguenther@suse.de>
6993 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6996 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6999 * caller-save.c (save_call_clobbered_regs): If BB ends with
7000 a DEBUG_INSN, move any notes in between last real insn and the last
7001 DEBUG_INSN after the last DEBUG_INSN.
7003 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7005 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7006 Fix return type. Fix argument type. Explain meaning of return value.
7008 2010-02-16 Richard Guenther <rguenther@suse.de>
7010 PR tree-optimization/41043
7011 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7012 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7014 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7016 2010-02-16 Ira Rosen <irar@il.ibm.com>
7018 PR tree-optimization/43074
7019 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7020 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7021 vectorizable cycles in hybrid SLP check.
7022 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7024 2010-02-16 Richard Guenther <rguenther@suse.de>
7026 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7027 (true_dependence): If memrefs_conflict_p computes must-alias
7028 trust it. Move TBAA check after offset-based disambiguation.
7029 (canon_true_dependence): Likewise.
7031 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7033 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7034 * doc/invoke.texi: Document it.
7035 * var-tracking.c: Include toplev.h and params.h.
7036 (vt_find_locations): Return bool indicating success. Compute
7037 hash sizes unconditionally. Check new parameter, report.
7038 (variable_tracking_main_1): Check vt_find_locations results and
7039 retry. Renamed from...
7040 (variable_tracking_main): ... this. New wrapper to preserve
7041 flag_var_tracking_assignments.
7042 * Makefile.in (var-tracking.o): Adjust dependencies.
7044 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7045 Jakub Jelinek <jakub@redhat.com>
7048 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7049 if weak_import attribute is present.
7050 * config/darwin.c (machopic_select_section): Likewise.
7052 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7054 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7055 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7056 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7057 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7059 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7062 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7065 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7066 Rewrite text to refer to the names.
7068 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7070 * config/i386/i386-builtin-types.def
7071 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7072 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7073 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7074 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7075 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7076 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7077 IX86_BUILTIN_VPERMIL2PS256.
7078 (MULTI_ARG_4_DF2_DI_I): Defined.
7079 (MULTI_ARG_4_DF2_DI_I1): Defined.
7080 (MULTI_ARG_4_SF2_SI_I): Defined.
7081 (MULTI_ARG_4_SF2_SI_I1): Defined.
7082 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7083 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7084 __builtin_ia32_vpermil2ps256.
7085 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7086 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7087 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7088 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7089 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7090 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7091 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7092 CODE_FOR_xop_vpermil2v8sf3.
7093 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7094 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7095 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7096 (_mm256_permute2_pd): New.
7097 (_mm_permute2_ps): New.
7098 (_mm256_permute2_ps): New.
7100 2010-02-15 Nick Clifton <nickc@redhat.com>
7102 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7103 boolean parameters. Use emit_jump_insn when emitting a pop
7104 instruction containing a return insn.
7105 (push): Use 'true' rather than '1' as second parameter to F.
7106 (h8300_expand_prologue): Likewise.
7107 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7108 (h8300_expand_epilogue): Likewise.
7110 2010-02-15 Richard Guenther <rguenther@suse.de>
7113 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7116 2010-02-15 Nick Clifton <nickc@redhat.com>
7118 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7121 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7123 * intl.c (fake_ngettext): New function.
7124 * intl.h (fake_ngettext): Declare.
7125 (ngettext): Define macro.
7126 * collect2.c (notice_translated): New function.
7127 (main): Use notice_translated and ngettext.
7128 * collect2.h (notice_translated): Declare.
7130 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7132 * reorg.c (delete_computation): Comment fixes.
7133 * caller-save.c (setup_save_areas): Idem.
7134 * sel-sched-dump.c (dump_lv_set): Idem.
7137 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7139 * config/s390/s390.c (s390_sched_init): New function.
7140 (TARGET_SCHED_INIT): Target hook defined.
7142 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7143 Jack Howarth <howarth@bromo.med.uc.edu>
7144 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7147 Partial revert of unintended change in fix for PR41605.
7148 * config/darwin.h: Fix typo.
7149 * config/darwin9.h: Same.
7151 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7153 * c-pch.c (pch_init): Clear v.
7155 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7158 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7159 graphite_can_represent_init for MULT_EXPR.
7161 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7165 * graphite-sese-to-poly.c (remove_phi): New.
7166 (translate_scalar_reduction_to_array): Call remove_phi.
7168 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7171 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7172 * graphite-clast-to-gimple.h (gloog): Update declaration.
7173 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7174 * graphite-poly.h (struct poly_bb): Add missing comments.
7175 (struct scop): Add poly_scop_p field.
7177 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7178 * graphite.c (graphite_transform_loops): Build the polyhedral
7179 representation for each scop before code generation.
7180 * sese.c (rename_variables_in_operand): Removed.
7181 (rename_variables_in_expr): Return the renamed expression.
7182 (rename_sese_parameters): New.
7183 * sese.h (rename_sese_parameters): Declared.
7185 2010-02-11 Richard Guenther <rguenther@suse.de>
7187 PR tree-optimization/42998
7188 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7189 POINTER_PLUS_EXPR properly.
7191 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7192 Changpeng Fang <changpeng.fang@amd.com>
7195 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7196 the cost of an IV candidate when the IV is used in a test against zero.
7198 * gcc.dg/tree-ssa/ivopts-3.c: New.
7200 2010-02-11 Richard Guenther <rguenther@suse.de>
7203 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7204 pointer-vs-decl case by swapping refs. Handle some cases
7205 of pointer-vs-decl disambiguations more conservatively.
7206 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7207 to false after expanding.
7209 2010-02-11 Richard Guenther <rguenther@suse.de>
7212 * gcc.c (process_command): Handle LTO file@offset case more
7215 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7217 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7218 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7220 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7222 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7223 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7224 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7225 Optimize eq/ne comparisons when both arguments are known to be
7227 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7228 Don't mask operands unnecessarily if they are known to be already
7231 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7233 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7236 2010-02-10 Richard Guenther <rguenther@suse.de>
7238 PR tree-optimization/43017
7239 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7240 for wrapping signed arithmetic.
7242 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7245 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7246 if no debug info should be emitted for it.
7248 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7250 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7251 note when flag_exceptions is set.
7253 2010-02-10 Duncan Sands <baldrick@free.fr>
7255 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7257 2010-02-10 Richard Guenther <rguenther@suse.de>
7260 * tree.c (get_unwidened): Handle constants.
7261 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7263 2010-02-10 Martin Jambor <mjambor@suse.cz>
7266 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7267 check for variable argument counts independently.
7269 2010-02-10 Christian Bruel <christian.bruel@st.com>
7272 * config/sh/sh.c (find_barrier): Increase length for non delayed
7273 conditional branches.
7275 2010-02-10 Christian Bruel <christian.bruel@st.com>
7277 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7279 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7281 * builtins.c (set_builtin_user_assembler_name): Also handle
7282 ffs if int is smaller than word.
7284 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7287 * ira-conflicts.c (get_dup): Remove.
7288 (process_reg_shuffles): Add new parameter. Use it as an
7289 additional guard for copy generation.
7290 (add_insn_allocno_copies): Rewrite.
7292 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7294 * common.opt (fsched2-use-traces): Preserved for backward
7296 * doc/invoke.texi: Remove the documentation about option
7297 -fsched2-use-traces.
7298 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7299 flag_sched2_use_traces.
7300 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7301 the backward compatibility flag section.
7303 2010-02-09 Richard Guenther <rguenther@suse.de>
7305 PR tree-optimization/43008
7306 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7307 make HEAP variables initialized from global memory if they
7308 are not known builtin functions.
7309 (find_func_aliases): Adjust.
7311 2010-02-09 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/43000
7314 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7315 arithmetic manually.
7317 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7319 PR tree-optimization/42931
7320 * tree-loop-linear.c (try_interchange_loops): Don't call
7321 double_int_mul if estimated_loop_iterations failed.
7323 2010-02-08 Martin Jambor <mjambor@suse.cz>
7326 * tree-sra.c (build_accesses_from_assign): Do not mark in
7327 should_scalarize_away_bitmap if stmt has volatile ops.
7328 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7331 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7333 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7335 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7337 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7340 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7343 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7345 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7348 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7349 to unknown_dependence.
7350 (graphite_legal_transform_dr): Handle the unknown_dependence.
7351 (graphite_carried_dependence_level_k): Same.
7353 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7355 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7357 2010-02-07 Richard Guenther <rguenther@suse.de>
7360 * expr.c (get_inner_reference): Always initialize *pbitsize.
7362 2010-02-07 Richard Guenther <rguenther@suse.de>
7365 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7366 new ARRAY_REFs on variable size element or minimal index arrays.
7368 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7369 gimple_fold_indirect_ref.
7371 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7374 * arm.c (arm_override_options): Just return if the user has specified
7375 an invalid fpu name.
7377 2010-02-03 Jason Merrill <jason@redhat.com>
7380 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7381 i386_pe_maybe_record_exported_symbol.
7383 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7386 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7387 (pa_delegitimize_address): New function.
7389 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7391 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7392 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7394 2010-02-05 Richard Guenther <rguenther@suse.de>
7397 * lto-streamer-in.c (get_resolution): Deal with references
7398 to undefined functions.
7400 2010-02-05 Richard Guenther <rguenther@suse.de>
7402 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7403 (fold_const_aggregate_ref): Likewise.
7404 (ccp_fold_stmt): Substitute loads.
7405 (maybe_fold_reference): Verify types before substituting.
7407 (fold_gimple_assign): Unshare properly.
7408 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7410 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7412 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7413 for rs6000_gen_cell_microcode.
7415 2010-02-04 Richard Guenther <rguenther@suse.de>
7417 PR rtl-optimization/42952
7418 * dse.c (const_or_frame_p): Remove MEM handling.
7420 2010-02-04 Nick Clifton <nickc@redhat.com>
7422 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7423 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7424 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7425 (mn10300_asm_output_mi_thunk): New function.
7426 (mn10300_can_output_mu_thunk): New function.
7427 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7428 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7429 (FUNCTION_ARG): Delete incorrect comment.
7431 2010-02-03 Jason Merrill <jason@redhat.com>
7434 * fold-const.c (operand_equal_p): Handle erroneous types.
7436 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7438 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7440 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7442 PR rtl-optimization/42941
7443 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7446 2010-02-03 Jason Merrill <jason@redhat.com>
7449 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7451 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7454 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7455 (cselib_reset_table): Renamed from...
7456 (cselib_reset_table_with_next_value): ... this.
7457 (cselib_get_next_uid): Renamed from...
7458 (cselib_get_next_unknown_value): ... this.
7459 * cselib.c (next_uid): Renamed from...
7460 (next_unknown_value): ... this.
7461 (cselib_clear_table): Adjust.
7462 (cselib_reset_table): Adjust. Renamed from...
7463 (cselib_reset_table_with_next_value): ... this.
7464 (cselib_get_next_uid): Adjust. Renamed from...
7465 (cselib_get_next_unknown_value): ... this.
7466 (get_value_hash): Use hash.
7467 (cselib_hash_rtx): Likewise.
7468 (new_cselib_val): Adjust. Set and dump uid.
7469 (cselib_lookup_mem): Pass next_uid as hash.
7470 (cselib_subst_to_values): Likewise.
7471 (cselib_log_lookup): Dump uid.
7472 (cselib_lookup): Pass next_uid as hash. Adjust.
7473 (cselib_process_insn): Adjust.
7474 (cselib_init): Initialize next_uid.
7475 (cselib_finish): Adjust.
7476 (dump_cselib_table): Likewise.
7477 * dse.c (canon_address): Dump value uid.
7478 * print-rtl.c (print_rtx): Print value uid.
7479 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7481 (dv_uid): New function, sort of renamed from...
7482 (dv_htab_hash): ... this, reimplemented in terms of it and...
7483 (dv_uid2hash): ... this. New.
7484 (variable_htab_eq): Drop excess assertions.
7485 (tie_break_pointers): Removed.
7486 (canon_value_cmp): Compare uids.
7487 (variable_post_merge_New_vals): Print uids.
7488 (vt_add_function_parameters): Adjust.
7489 (vt_initialize): Reset table. Adjust.
7491 2010-02-03 Richard Guenther <rguenther@suse.de>
7493 PR tree-optimization/42944
7494 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7495 (call_may_clobber_ref_p_1): Likewise. Properly handle
7496 malloc and calloc clobbering errno.
7498 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7500 * doc/invoke.texi: Fix name of sched1 dump.
7502 * opts.c (decode_options): Set flag_tree_switch_conversion
7503 only conditionally on optimize >= 2.
7505 * gcse.c: Assorted comment fixes in pass description.
7507 2010-02-03 Anthony Green <green@moxielogic.com>
7509 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7510 nop padding in order to maintain alignment of storage location of
7511 target function address.
7512 (moxie_trampoline_init): Store target function address at newly
7514 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7516 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7518 2010-02-03 Richard Guenther <rguenther@suse.de>
7521 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7523 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7525 * config.gcc: Reenable check for obsolete targets.
7526 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7527 mips-sgi-irix6.[0-4]*.
7529 2010-02-02 Nick Clifton <nickc@redhat.com>
7531 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7532 constant size of 4 as being the same as 0.
7533 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7534 can take values in the range 0..4.
7536 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7539 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7540 as _darwin10_Unwind_FindEnclosingFunction().
7541 * libgcc-libsystem.ver: New.
7543 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7546 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7547 implicitly set registers.
7549 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7551 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7552 (arm_override_options): Allow automatic selection of the thread
7553 pointer register if thumb2.
7554 (legitimize_pic_address): Improve code sequences for Thumb2.
7555 (arm_call_tls_get_addr): Likewise.
7556 (legitimize_tls_address): Likewise.
7557 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7558 (pic_load_addr_32bit): ... this. New named pattern.
7559 * thumb2.md (pic_load_addr_thumb2): Delete.
7560 (pic_load_dot_plus_four): Delete.
7561 (tls_load_dot_plus_four): New named pattern.
7563 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7566 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7567 Document fix for TLS bug.
7569 2010-01-31 Richard Guenther <rguenther@suse.de>
7571 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7572 conservatively correct.
7574 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7578 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7580 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7582 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7584 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7586 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7588 * config.gcc: Adjust order of makefile fragments for mingw targets.
7590 2010-01-31 Richard Guenther <rguenther@suse.de>
7593 * gimplify.c (gimplify_init_constructor): For volatile LHS
7594 initialize a temporary.
7596 2010-01-31 Matthias Klose <doko@ubuntu.com>
7598 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7600 * configure: Regenerate.
7602 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7604 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7605 the same alias set and their sizes different constantness.
7606 (aliasing_component_refs_p): Revert 2009-10-24 change.
7608 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7610 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7613 2010-01-29 Richard Guenther <rguenther@suse.de>
7615 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7616 Assert we successfully updated the call.
7618 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7620 PR rtl-optimization/42889
7621 * df.h (df_set_bb_dirty_nonlr): New prototype.
7622 * df-core.c (df_set_bb_dirty_nonlr): New function.
7623 * df-scan.c (df_insn_rescan): Call it instead of
7624 df_set_bb_dirty for DEBUG_INSNs.
7626 2010-01-29 Richard Guenther <rguenther@suse.de>
7629 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7630 quadratic behavior in most cases.
7632 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7635 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7636 in the call to gen_x86_movsicc_0_m1.
7638 2010-01-28 Richard Guenther <rguenther@suse.de>
7640 PR tree-optimization/42871
7641 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7643 2010-01-28 Richard Guenther <rguenther@suse.de>
7645 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7646 into call arguments.
7648 2010-01-28 Richard Guenther <rguenther@suse.de>
7651 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7652 the forwarder if the destination is an EH landing pad.
7654 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7656 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7657 block list passed to gimple_duplicate_sese_tail.
7658 (parallelize_loops): Avoid parallelization when the function
7660 Avoid parallelization when the preheader is IRREDUCIBLE.
7661 Try to optimize when estimated_loop_iterations_int is unresolved.
7662 Add the loop's location to the dump file.
7663 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7664 (gimple_duplicate_sese_tail): Remove the check for the latch.
7665 Redirect nexits to the exit block.
7666 Remove handling of the incoming edges to the latch.
7667 Redirect the backedge from the copied latch to the exit bb.
7669 2010-01-28 Michael Matz <matz@suse.de>
7672 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7673 Wrap force_reg into a sequence, emit it before user.
7675 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7677 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7679 (arm_legacy_rev): Likewise.
7680 (thumb_legacy_rev): Likewise.
7682 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7684 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7685 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7686 on MEM's address failed, try avoid_constant_pool_reference and
7687 recurse if it returned something different.
7688 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7689 address, try avoid_constant_pool_reference and recurse if it
7690 returned something different.
7691 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7692 address and avoid_constant_pool_reference returned something
7693 different, don't set have_address.
7695 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7698 * var-tracking.c (val_store): Add modified argument, obey it.
7700 (count_uses): Move down logging of main.
7701 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7702 don't need resolution.
7703 (emit_notes_in_bb): Likewise.
7705 2010-01-27 Richard Guenther <rguenther@suse.de>
7708 * tree-inline.c (remap_decl): Delay remapping of SSA name
7709 default definitions until we need them.
7711 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7713 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7714 (rs6000_delegitimize_address): New function.
7716 * config/s390/s390.c (s390_delegitimize_address): Call
7717 delegitimize_mem_from_attrs.
7720 * tree-inline.c (cannot_copy_type_1): Removed.
7721 (copy_forbidden): Don't forbid copying of functions containing
7722 records/unions with variable length fields.
7724 2010-01-27 Christian Bruel <christian.bruel@st.com>
7728 * config/sh/sh.c (find_barrier): Increase length for non delayed
7729 conditional branches.
7731 2010-01-27 Matthias Klose <doko@ubuntu.com>
7733 * configure.ac (gnu-unique-object): Fix ldd version check.
7734 * configure: Regenerate.
7736 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7738 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7740 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7741 Test for HAVE_GNU_AS value.
7743 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7745 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7746 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7747 INT64_TYPE): Define.
7748 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7749 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7750 INT_LEAST64_TYPE): Define.
7751 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7752 UINT_LEAST64_TYPE): Define.
7753 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7754 INT_FAST64_TYPE): Define.
7755 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7756 UINT_FAST64_TYPE): Define.
7757 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7758 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7759 (SIG_ATOMIC_TYPE): Define.
7761 2010-01-26 Richard Guenther <rguenther@suse.de>
7763 * df-scan.c (df_scan_set_bb_info): Remove assert.
7764 (df_insn_rescan_debug_internal): Merge asserts.
7765 (df_install_ref): Likewise.
7766 (df_mark_reg): Use bitmap_set_range.
7767 (df_hard_reg_used_p): Remove assert.
7768 (df_hard_reg_used_count): Likewise.
7770 2010-01-26 Richard Guenther <rguenther@suse.de>
7772 PR rtl-optimization/42685
7773 * web.c (web_main): Ignore DEBUG_INSNs.
7775 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7777 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7779 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7780 Fix types of fndecl and arglist parameters.
7782 2010-01-26 Richard Guenther <rguenther@suse.de>
7785 * tree-eh.c (unsplit_eh): Skip debug insns.
7787 2010-01-26 Richard Guenther <rguenther@suse.de>
7789 PR tree-optimization/42250
7790 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7792 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7795 * omp-low.c (expand_omp_sections): Only use single_pred if
7796 l2_bb is single_pred_p.
7798 2010-01-25 Christian Bruel <christian.bruel@st.com>
7801 * config/sh/sh.c (find_barrier): Increase length for non delayed
7802 conditional branches.
7803 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7805 2010-01-24 David S. Miller <davem@davemloft.net>
7807 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7808 define if not using GAS.
7809 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7810 Likewise. Delete SECTION_MERGE code, which is only applicable
7813 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7816 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7817 mangling of va_list in system headers.
7819 2010-01-23 Toon Moene <toon@moene.org>
7821 * tree-predcom.c (combine_chains): Return NULL, not false.
7823 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7825 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7826 initialization of variable res to agree with return type.
7828 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7830 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7831 * tree-sra.c: Add include of expr.h.
7833 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7835 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7836 insert the debug stmt on the single non-EH edge from the stmt.
7838 2010-01-22 Richard Henderson <rth@redhat.com>
7841 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7842 the RHS until after generate_subtree_copies has insertted its
7843 code before the current statement.
7845 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7847 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7849 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7851 2010-01-21 Martin Jambor <mjambor@suse.cz>
7853 PR tree-optimization/42585
7854 * tree-sra.c (struct access): New field grp_total_scalarization.
7855 (dump_access): Dump the new field.
7856 (should_scalarize_away_bitmap): New variable.
7857 (cannot_scalarize_away_bitmap): Likewise.
7858 (sra_initialize): Allocate new bitmaps.
7859 (sra_deinitialize): Free new bitmaps.
7860 (create_access_1): New function.
7861 (create_access): Parts moved to create_access_1.
7862 (type_consists_of_records_p): New function.
7863 (completely_scalarize_record): Likewise.
7864 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7865 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7866 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7868 (analyze_all_variable_accesses): Completely scalarize small eligible
7871 2010-01-21 Martin Jambor <mjambor@suse.cz>
7873 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7875 2010-01-21 Andrew Haley <aph@redhat.com>
7877 * gcc.c (process_command): Move lang_specific_driver before
7878 setting cc_libexec_prefix.
7880 2010-01-21 Richard Guenther <rguenther@suse.de>
7883 * fold-const.c (negate_expr_p): Pretend only negative
7884 real constants are easily negatable.
7886 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7887 Jason Merrill <jason@redhat.com>
7889 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7890 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7891 * calls.c (initialize argument_information): Handle it.
7892 * c-common.c (handle_transparent_union_attribute): Use new name.
7893 * c-decl.c (finish_struct): Ditto.
7894 * c-typeck.c (type_lists_compatible_p): Ditto.
7895 (convert_for_assignment): Use new name and also handle record.
7896 * function.c (aggregate_value_p): Handle it.
7897 (pass_by_reference): Ditto.
7898 (assign_parm_data_types): Ditto.
7899 * print-tree.c (print_node): Ditto.
7900 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7901 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7902 * tree.c (first_field): New fn.
7904 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7907 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7908 even when linking statically, for now.
7910 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7913 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7914 without a cselib val.
7915 (count_uses): Accept MO_VAL_SET with no val on stores.
7916 (add_stores): Likewise.
7918 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7920 * var-tracking.c (check_value_val): Add a compile time assertion.
7921 (dv_is_decl_p): Simplify.
7922 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7923 gcc_assert if ENABLE_CHECKING.
7925 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7928 * var-tracking.c: Include tree-flow.h.
7929 (mem_dies_at_call): New.
7930 (dataflow_set_preserve_mem_locs): Use it.
7931 (dataflow_set_remove_mem_locs): Likewise.
7932 (dump_var): Renamed from dump_variable. Adjust all callers.
7933 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7934 * Makefile.in (var-tracking.o): Adjust deps.
7936 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7938 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7940 2010-01-20 Richard Guenther <rguenther@suse.de>
7942 PR tree-optimization/42717
7943 * tree-ssa-dce.c (get_live_post_dom): Remove.
7944 (forward_edge_to_pdom): Take an arbitrary edge to copy
7945 degenerate PHI args from.
7946 (remove_dead_stmt): Use the first post-dominator even if it
7947 does not contain live statements as redirection destination.
7949 2010-01-20 Richard Guenther <rguenther@suse.de>
7951 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7953 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7955 * sel-sched.c (create_speculation_check): Remove set but not used
7957 (try_transformation_cache): Remove set but not used variable ds.
7958 (calculate_privileged_insns): Remove set but not used variables
7959 cur_insn and min_spec_insn.
7960 (find_best_expr): Remove set but not used variable avail_n.
7961 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7963 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7965 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7966 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7969 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7972 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7973 cpu types. Add support for *-sse3 cpu types.
7974 (x86_64-*-*): Ditto.
7976 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7979 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7980 argument, call initializer_constant_valid_p_1 instead of
7981 initializer_constant_valid_p, pass CACHE to it, return NULL
7982 immediately if first call returns NULL.
7983 (initializer_constant_valid_p_1): New function.
7984 (initializer_constant_valid_p): Use it.
7986 2010-01-20 Thomas Quinot <quinot@adacore.com>
7988 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7990 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7992 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7993 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7994 (loc_list_from_tree): Don't handle unsigned division. Handle
7995 signed modulo using DW_OP_{over,over,div,mul,minus}.
7996 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7997 modulo instead of signed.
7999 2010-01-20 DJ Delorie <dj@redhat.com>
8001 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8003 (h8300_emit_stack_adjustment): Propogate it.
8005 (h8300_expand_prologue): Likewise.
8006 (h8300_expand_epilogue): Likewise.
8008 2010-01-19 Michael Matz <matz@suse.de>
8010 PR tree-optimization/41783
8011 * tree-data-ref.c (toplevel): Include flags.h.
8012 (dump_data_dependence_relation): Also dump the inputs if the
8013 result will be unknown.
8014 (split_constant_offset_1): Look through some conversions.
8015 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8016 the offset from last element is too large.
8017 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8018 (reassociate_to_the_same_stmt): Handle vector registers.
8019 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8021 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8022 wide_prolog_niters argument, emit widening instructions.
8023 (vect_do_peeling_for_alignment): Adjust caller, use widened
8024 variant of the iteration cound.
8025 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8027 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8030 * config/arm/neon-testgen.m (emit_automatics): New parameter
8031 features. Adjust for Fixed_return_reg feature.
8032 (test_intrinsic): Call emit_automatics with new feature.
8033 * config/arm/neon.ml: Update copyright years.
8034 (features): New Fixed_return_reg feature.
8035 (ops): Update feature for Vget_low.
8037 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8039 PR tree-optimization/42719
8040 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8044 * fwprop.c (all_uses_available_at): Return false if def_set dest
8045 is a REG that is used in def_insn.
8047 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8049 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8051 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8054 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8056 * target.h (struct gcc_target) <secondary_reload>: Change type
8057 of last argument to secondary_reload_info *.
8059 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8062 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8063 memory references with unaligned offsets. Remove CQImode handling.
8064 (unaligned_memory_operand): Return 1 for memory references with
8065 unaligned offsets. Remove CQImode handling.
8067 2010-01-18 Richard Guenther <rguenther@suse.de>
8070 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8073 2010-01-18 Richard Guenther <rguenther@suse.de>
8075 PR tree-optimization/42781
8076 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8077 restrict processing only if the original variable was artificial.
8079 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8081 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8082 find number of popped argument bytes.
8084 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8085 Fix the text that describes the return value for invalid insns.
8087 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8089 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8090 Clarify what 'cost of the -dependence' is. Fix quoting.
8092 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8093 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8095 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8097 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8098 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8100 2010-01-17 Richard Guenther <rguenther@suse.de>
8103 * function.c (split_complex_args): Take a VEC to modify.
8104 (assign_parms_augmented_arg_list): Build a VEC instead of
8105 a chain of PARM_DECLs.
8106 (assign_parms_unsplit_complex): Take a VEC of arguments.
8107 Do not fixup unmodified parms.
8108 (assign_parms): Deal with the VEC.
8109 (gimplify_parameters): Likewise.
8111 2010-01-17 Richard Guenther <rguenther@suse.de>
8113 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8114 node existence check.
8115 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8116 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8117 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8118 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8119 (gimple_execute_on_growing_pred): Likewise.
8121 2010-01-17 Richard Guenther <rguenther@suse.de>
8123 PR tree-optimization/42773
8124 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8125 (compute_antic_aux): Likewise.
8126 (compute_partial_antic_aux): Likewise.
8128 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8131 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8134 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8136 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8139 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8140 Fix markup for strict argument.
8142 (TARGET_SCHED_REORDER2): Fix argument types.
8144 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8145 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8147 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8148 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8150 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8153 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8154 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8155 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8156 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8157 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8159 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8161 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8163 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8164 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8166 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8168 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8171 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8173 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8174 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8176 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8178 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8180 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8181 referring to it. Fix language.
8183 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8185 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8187 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8189 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8191 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8192 '@var{stream}. Remove stray 'and'.
8194 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8196 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8198 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8200 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8201 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8203 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8204 Fix description of return value.
8205 Rename argument "sz" to "len."
8207 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8208 Clarify meaning of 'true' return value.
8210 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8212 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8213 rep_mode versus mode_rep.
8215 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8217 (TARGET_BUILTIN_DECL): Fix name.
8219 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8221 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8223 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8225 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8227 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8229 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8232 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8233 Rename argument tm_fn to md_fn.
8235 (TARGET_OPTION_PRINT): Fix argument list.
8237 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8240 * config/i386/i386.c (ix86_fixup_binary_operands):
8241 Revert FMA4 fixup of operands.
8243 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8246 * Makefile.in (write_entries_to_file, install-plugin):
8247 Use \012 instead of \n with tr.
8249 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8251 * configure.ac (HAVE_AS_REF): New C macro.
8252 * configure: Regenerate.
8253 * config.in: Likewise.
8254 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8256 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8259 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8261 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8263 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8265 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8267 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8269 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8271 (TARGET_BINDS_LOCAL_P): Fix argument type.
8273 (TARGET_ASM_FILE_END): Use prototype.
8275 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8277 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8279 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8281 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8283 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8284 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8286 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8287 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8289 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8290 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8291 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8292 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8294 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8296 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8298 (TARGET_INIT_BUILTINS): Use prototype.
8300 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8301 Put 'const char *' in braces. Fix parameter types.
8302 (TARGET_INVALID_CONVERSION): Fix parameter types.
8303 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8304 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8306 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8309 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8311 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8313 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8315 * doc/tm.texi (TARGET_HELP): Fix return type.
8317 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8318 in braces. Fix argument types.
8320 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8322 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8324 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8326 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8327 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8329 (TARGET_MANGLE_TYPE): Fix argument types.
8331 (TARGET_IRA_COVER_CLASSES): Use prototype.
8333 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8335 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8337 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8339 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8341 (TARGET_CALLEE_COPIES): Fix argument types.
8343 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8345 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8347 (TARGET_FUNCTION_VALUE): Fix argument types.
8349 (TARGET_RETURN_IN_MSB): Fix argument type.
8351 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8353 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8355 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8357 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8358 agree with return type.
8360 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8362 2010-01-15 Jing Yu <jingyu@google.com>
8364 PR rtl-optimization/42691
8365 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8366 a pseudo to a constant and are merged, and adjust comments.
8368 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8370 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8372 2010-01-15 Richard Guenther <rguenther@suse.de>
8375 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8376 labels of computed or non-local gotos to the destination.
8377 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8378 landing pad label is the first label.
8380 2010-01-15 Richard Guenther <rguenther@suse.de>
8382 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8384 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8387 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8388 to allow generation of the xssqrtdp instruction on power7.
8389 (sqrtdf2_fpr): Ditto.
8391 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8394 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8395 functions with noreturn attribute.
8398 * varasm.c (declare_weak): Add weak attribute to decl if it
8399 doesn't have one already.
8400 (assemble_external): Only add decls to weak_decls if they also
8401 have weak attribute.
8403 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8405 * var-tracking.c (var_reg_delete): Don't delete the association
8406 between REGs and values or one-part variables if the register
8409 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8412 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8413 because its first operand is a non-localized variable.
8415 2010-01-14 Martin Jambor <mjambor@suse.cz>
8417 PR tree-optimization/42706
8418 * tree-sra.c (encountered_recursive_call): New variable.
8419 (encountered_unchangable_recursive_call): Likewise.
8420 (sra_initialize): Initialize both new variables.
8421 (callsite_has_enough_arguments_p): New function.
8422 (scan_function): Call decl and flags check only for IPA-SRA, check
8423 whether there is a recursive call and whether it has enough arguments.
8424 (all_callers_have_enough_arguments_p): New function.
8425 (convert_callers): Look for recursive calls only when
8426 encountered_recursive_call is set.
8427 (ipa_early_sra): Bail out either if
8428 !all_callers_have_enough_arguments_p or
8429 encountered_unchangable_recursive_call.
8431 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8433 * sel-sched.c: Add 2010 to copyright years.
8434 * sel-sched-ir.c: Likewise.
8435 * sel-sched-ir.h: Likewise.
8437 2010-01-14 Martin Jambor <mjambor@suse.cz>
8439 PR tree-optimization/42714
8440 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8441 constructors specially.
8443 2010-01-14 Andi Kleen <ak@linux.intel.com>
8445 * config/i386/drivers-i386.c (detect_caches_intel):
8446 Add l2sizekb parameter and fill in.
8447 (host_detect_local_cpu): Add l2sizekb, fill in.
8448 Add Atom small cache heuristic.
8450 2010-01-14 Andi Kleen <ak@linux.intel.com>
8452 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8453 Add level3 parameter and fill in.
8454 (detect_caches_intel): Handle level3 cache.
8456 2010-01-14 Andi Kleen <ak@linux.intel.com>
8458 * config/i386/drivers-i386.c (host_detect_local_cpu):
8459 Fix core duo detection.
8461 2010-01-14 Andi Kleen <ak@linux.intel.com>
8463 * config/i386/drivers-i386.c (host_detect_local_cpu):
8466 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8468 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8469 (rs6000_variable_issue_1): this. Use...
8470 (rs6000_variable_issue): here. Reimplement. Print debug info.
8472 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8474 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8475 sel_restore_notes. Update all callers. Call reemit_notes
8478 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8480 PR rtl-optimization/42246
8481 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8484 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8486 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8487 all successors is the same as number of successors in current region.
8489 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8491 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8492 to rename is not separable. Otherwise check that its LHS is not NULL.
8494 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8496 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8498 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8500 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8501 available registers when failed to discover LHS register class.
8502 Fix indentation. Update comment.
8504 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8505 Alexander Monakov <amonakov@ispras.ru>
8507 PR rtl-optimization/42389
8508 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8510 (advance_state_on_fence): Likewise.
8511 (sel_target_adjust_priority): Print debug output only when
8512 sched_verbose >= 4, not 2.
8513 (get_expr_cost): Do not issue all unique insns on the next cycle.
8514 (fill_insns): Initialize can_issue_more from the value saved
8516 * sel-sched-ir.c (flist_add): New parameter issue_more.
8517 Init FENCE_ISSUE_MORE with it.
8518 (merge_fences): Likewise.
8519 (init_fences): Update call to flist_add.
8520 (add_to_fences, add_clean_fence_to_fences)
8521 (add_dirty_fence_to_fences): Likewise.
8522 (move_fence_to_fences): Update call to merge_fences.
8523 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8525 * sel-sched-ir.h (struct _fence): New field issue_more.
8526 (FENCE_ISSUE_MORE): New accessor macro.
8528 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8530 PR rtl-optimization/42388
8531 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8532 that have no predecessors nor successors. Do not call move_bb_info
8533 for empty blocks outside of current region.
8535 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8537 PR rtl-optimization/42294
8538 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8539 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8540 originators' originators.
8542 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8544 PR rtl-optimization/39453
8545 PR rtl-optimization/42246
8546 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8548 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8550 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8551 Alexander Monakov <amonakov@ispras.ru>
8554 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8555 (maybe_tidy_empty_bb): ... here. Make static. Add new
8556 argument. Update all callers.
8557 (tidy_control_flow): ... and here. Recompute topological order
8558 of basic blocks in region if necessary.
8559 (sel_redirect_edge_and_branch): Change return type. Return true
8560 if topological order might have been invalidated.
8561 (purge_empty_blocks): Export and move from...
8562 * sel-sched.c (purge_empty_blocks): ... here.
8563 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8564 (maybe_tidy_empty_bb): Delete prototype.
8565 (purge_empty_blocks): Declare.
8567 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8569 PR rtl-optimization/42249
8570 * sel-sched.c (try_replace_dest_reg): When chosen register
8571 and original register is the same, do not bail out early, but
8572 still check all original insns for validity of replacing destination
8573 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8576 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8579 Port from no-undefined-overflow branch:
8580 2009-03-09 Richard Guenther <rguenther@suse.de>
8582 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8584 2010-01-14 Richard Guenther <rguenther@suse.de>
8587 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8589 2010-01-14 Ira Rosen <irar@il.ibm.com>
8591 PR tree-optimization/42709
8592 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8593 as scalar type in creation of constant vector operand.
8595 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8598 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8599 (check-parallel-%): Match `testsuite' directory component only
8602 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8604 PR translation/39521
8605 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8608 2010-01-13 Richard Guenther <rguenther@suse.de>
8610 PR tree-optimization/42730
8611 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8614 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8617 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8618 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8621 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8623 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8624 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8625 ___umulsi3_highpart.
8627 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8628 rather than schedule_insns if the pass is enabled.
8630 2010-01-13 Martin Jambor <mjambor@suse.cz>
8632 PR tree-optimization/42704
8633 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8636 2010-01-13 Martin Jambor <mjambor@suse.cz>
8638 PR tree-optimization/42703
8639 * tree-sra.c (analyze_access_subtree): Check that we can build a
8640 reference to the original data within the aggregate.
8642 2010-01-13 Richard Guenther <rguenther@suse.de>
8644 PR tree-optimization/42705
8645 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8647 2010-01-13 Richard Guenther <rguenther@suse.de>
8650 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8652 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8655 * var-tracking.c (values_to_unmark): New variable.
8656 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8657 values_to_unmark vector. Moved body to...
8658 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8659 instead queue it into values_to_unmark vector.
8660 (vt_find_locations): Free values_to_unmark vector.
8662 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8664 * config/s390/s390.c (override_options): Set
8665 default of max-pending-list-length to 256
8667 2010-01-13 Richard Guenther <rguenther@suse.de>
8670 * tree-pass.h (PROP_gimple_lcx): New.
8671 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8672 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8673 before the final cleanup_eh.
8674 (dump_properties): Dump PROP_gimple_lcx.
8675 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8676 (tree_lower_complex_O0): Remove.
8677 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8678 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8679 tree_lower_complex, schedule TODO_update_ssa.
8680 * lto-streamer-out.c (output_function): Stream the functions
8682 * lto-streamer-in.c (input_function): Likewise.
8683 (lto_read_body): Do not override them here.
8685 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8688 * c-typeck.c (build_c_cast): Fold value cast to union type before
8689 wrapping it in a CONSTRUCTOR.
8691 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8693 PR rtl-optimization/42699
8694 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8697 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8699 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8700 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8701 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8702 SUBTARGET_WARN_UNUSED_SPEC): ... here
8703 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8705 2010-01-12 Julian Brown <julian@codesourcery.com>
8707 * config/arm/neon-schedgen.ml (Utils): Don't try to
8708 open missing module.
8709 (find_with_result): New.
8711 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8714 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8715 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8717 PR tree-optimization/42645
8718 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8719 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8720 decl_map, set processing_debug_stmt to -1 and return name without
8723 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8725 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8726 binutils version, and reword target configuration description.
8728 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8730 * config/avr/avr.h (LINKER_NAME): Remove.
8732 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8735 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8736 that support VSX, warn for -mno-altivec if vsx is not disabled,
8739 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8740 Shujing Zhao <pearly.zhao@oracle.com>
8742 PR translation/42469
8743 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8744 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8745 character between option name and help text.
8746 * c.opt (imultilib): Likewise.
8748 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8750 * lto-streamer-out.c (output_unreferenced_globals): Output static
8753 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8755 PR rtl-optimization/42621
8756 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8757 optimizing for size.
8758 (duplicate_computed_gotos): Remove now-redundant check.
8760 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8763 * configure.ac: Save and restore LDFLAGS and LIBS
8764 * configure: Regenerate.
8766 2010-01-10 Richard Guenther <rguenther@suse.de>
8769 * builtins.c (fold_builtin_strlen): Add type argument and
8770 convert the resulting length to it.
8771 (fold_builtin_1): Adjust.
8773 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8775 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8776 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8778 (num_insns_constant_wide): Adjust for that change.
8780 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8783 * web.c (union_defs): Add used argument, to combine uses of
8785 (entry_register): Adjust type and tests of used argument.
8786 (web_main): Widen used for new use. Pass it to union_defs.
8787 * df.h (union_defs): Adjust prototype.
8789 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8792 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8793 uses in new incoming argument. Free body.
8794 (reset_debug_uses_in_loop): New.
8795 (analyze_insn_to_expand_var): Call the latter if the former found
8796 anything. Fix whitespace. Reject invalid dest overlaps before
8797 going through all insns in the loop.
8799 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8802 * haifa-sched.c (dying_use_p): Debug insns don't count.
8804 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8807 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8808 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8809 (verify_gimple_call): Reject LHS in noreturn calls.
8811 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8815 * tree-vect-loop-manip.c (adjust_info): New type.
8816 (adjust_vec): New pointer to vector.
8817 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8818 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8819 (slpeel_update_phis_for_duplicate_loop): Use them.
8820 (slpeel_update_phi_nodes_for_guard1): Likewise.
8821 (slpeel_update_phi_nodes_for_guard2): Likewise.
8822 (slpeel_tree_peel_loop_to_edge): Likewise.
8823 (vect_update_ivs_after_vectorizer): Likewise.
8825 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8827 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8828 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8830 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8832 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8833 bogus uninitialized warning.
8835 2010-01-09 Richard Guenther <rguenther@suse.de>
8838 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8839 the evolution is compatible with the initial condition.
8841 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8843 * gcc.c (process_command): Update copyright notice dates.
8844 * gcov.c (print_version): Likewise.
8845 * gcov-dump.c (print_version): Likewise.
8846 * mips-tfile.c (main): Likewise.
8847 * mips-tdump.c (main): Likewise.
8849 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8852 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8854 (rotlhi3_8): Delete.
8856 (rotlsi3_8): Delete.
8857 (rotlsi3_16): Delete.
8858 (rotlsi3_24): Delete.
8860 (*rotw<mode>3): New.
8861 (*rotb<mode>3): New.
8862 * config/avr/avr.c (avr_rotate_bytes): New function.
8863 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8865 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8868 * configure.ac: Modify -rdynamic check.
8869 * configure: Regenerate.
8871 2010-01-08 DJ Delorie <dj@redhat.com>
8873 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8874 register popping order.
8876 2010-01-08 Richard Guenther <rguenther@suse.de>
8879 * c.opt (fsigned-char): Also let LTO handle this option.
8880 (funsigned-char): Likewise.
8882 2010-01-07 Richard Guenther <rguenther@suse.de>
8884 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8885 (gimple_op): Likewise.
8886 (gimple_op_ptr): Likewise.
8887 (gimple_assign_set_lhs): Remove gcc_assert.
8888 (gimple_assign_set_rhs1): Likewise.
8889 (gimple_assign_set_rhs2): Likewise.
8890 (gimple_call_set_lhs): Likewise.
8891 (gimple_call_set_fn): Likewise.
8892 (gimple_call_set_fndecl): Likewise.
8893 (gimple_call_fndecl): Likewise.
8894 (gimple_call_return_type): Likewise.
8895 (gimple_call_set_chain): Likewise.
8896 (gimple_call_num_args): Likewise.
8897 (gimple_call_set_arg): Likewise.
8898 (gimple_cond_set_code): Likewise.
8899 (gimple_cond_set_lhs): Likewise.
8900 (gimple_cond_set_rhs): Likewise.
8901 (gimple_cond_set_true_label): Likewise.
8902 (gimple_cond_set_false_label): Likewise.
8903 (gimple_label_set_label): Likewise.
8904 (gimple_goto_set_dest): Likewise.
8905 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8906 (gimple_debug_bind_get_value): Likewise.
8907 (gimple_debug_bind_get_value_ptr): Likewise.
8908 (gimple_debug_bind_set_var): Likewise.
8909 (gimple_debug_bind_set_value): Likewise.
8910 (gimple_debug_bind_reset_value): Likewise.
8911 (gimple_debug_bind_has_value_p): Likewise.
8912 (gimple_return_retval_ptr): Remove gcc_assert.
8913 (gimple_return_retval): Likewise.
8914 (gimple_return_set_retval): Likewise.
8915 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8916 (safe_referenced_var_iterator): Remove.
8917 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8918 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8919 (fill_referenced_var_vec): Remove.
8920 (first_readonly_imm_use): Remove redundant gcc_assert.
8921 (phi_arg_index_from_use): Combine gcc_asserts.
8922 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8923 (first_imm_use_stmt): Remove redundant gcc_assert.
8924 * tree-cfg.c (verify_gimple_call): Verify function and chain
8925 operands. Verify arguments.
8926 (verify_types_in_gimple_stmt): Verify condition code and labels.
8928 2010-01-07 Richard Guenther <rguenther@suse.de>
8930 PR tree-optimization/42641
8931 * sese.c (rename_map_elt_info): Use the SSA name version, do
8934 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8936 PR tree-optimization/42625
8937 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8938 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8940 2010-01-07 Duncan Sands <baldrick@free.fr>
8942 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8944 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8947 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8948 note itself is not function_invariant_p.
8950 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8952 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8953 Do not add the DF_NOTE problem.
8954 * store-motion.c (execute_rtl_store_motion): Likewise.
8956 2010-01-07 Martin Jambor <mjambor@suse.cz>
8958 PR tree-optimization/42157
8959 * tree-sra.c (compare_access_positions): Stabilize sort if both
8960 accesses have integer types, return zero immediately if they are the
8963 2010-01-06 Richard Henderson <rth@redhat.com>
8966 * haifa-sched.c (add_to_note_list): Merge into ...
8967 (concat_note_lists): ... here, and ...
8968 (unlink_other_notes, rm_other_notes): Merge into...
8969 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8970 NOTE_INSN_EPILOGUE_BEG.
8972 2010-01-06 Richard Guenther <rguenther@suse.de>
8974 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8975 not inline regular functions into always-inline functions.
8977 2010-01-06 Nick Clifton <nickc@redhat.com>
8979 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8980 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8982 (OVERRIDE_OPTIONS): Delete.
8983 (OPTIMIZATION_OPTIONS): Define.
8984 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8985 * config/rx/rx.c (rx_handle_option): Issue an error message if
8986 -mcpu=rx200 and -fpu are used together.
8987 (rx_set_optimization_options): New function. Issue an error
8988 message if an optimization attribute attempts to reset the FPU/
8989 math optimization pairing.
8990 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8991 * config/rx/rx.opt: Set the default to 32-bit doubles.
8992 * config/rx/t-rx: Add multilibs for -nofpu option.
8993 * doc/invoke.texi: Update documentation of RX options.
8995 2010-01-06 Richard Guenther <rguenther@suse.de>
8997 * tree-ssa-pre.c (name_to_id): New global.
8998 (alloc_expression_id): Simplify SSA name handling.
8999 (lookup_expression_id): Likewise.
9000 (init_pre): Zero name_to_id.
9001 (fini_pre): Free it.
9003 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9005 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9007 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9010 * config/i386/sse.md (smaxv2di3): New.
9011 (umaxv2di3): Likewise.
9012 (sminv2di3): Likewise.
9013 (uminv2di3): Likewise.
9015 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9018 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9019 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9020 (legitimize_tls_address): Likewise.
9021 (sparc_tls_referenced_p): Likewise.
9022 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9023 and adjust calls to legitimize_pic_address.
9024 (legitimate_constant_p) Use sparc_tls_referenced_p.
9025 (legitimate_pic_operand_p): Likewise.
9026 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9027 (sparc_tls_symbol_ref_1): Delete.
9028 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9029 (legitimize_tls_address): Make static, handle CONST patterns.
9030 (legitimize_pic_address): Make static, remove unused parameter and
9031 adjust recursive calls.
9032 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9033 and adjust call to legitimize_pic_address.
9034 (sparc_output_mi_thunk): Likewise.
9036 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9037 H.J. Lu <hongjiu.lu@intel.com>
9040 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9041 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9042 operands to make them signed.
9045 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9048 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9049 GTU to GT for V4SI and V2DI.
9051 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9052 (umin<mode>3): Removed.
9054 (uminv4si3): Likewise.
9056 2010-01-05 Martin Jambor <mjambor@suse.cz>
9058 PR tree-optimization/42462
9059 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9060 current_function_decl to helper functions and macros.
9062 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9065 * flags.h: Don't include real.h.
9066 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9067 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9068 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9069 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9070 * dominance.c: Update copyright.
9071 * gimple.c (walk_gimple_op): Remove inline.
9072 * tree-ssa-reassoc.c: Include real.h.
9073 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9074 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9076 2010-01-05 Nick Clifton <nickc@redhat.com>
9078 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9079 register to push into the stack frame when the accumulator has to
9080 be saved during interrupts.
9082 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9084 * doc/invoke.texi: Remove the documentation about option
9086 * common.opt (Wunreachable-code): Preserved for backward
9088 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9089 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9090 the backward compatibility flag section.
9092 2010-01-05 Richard Guenther <rguenther@suse.de>
9094 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9096 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9099 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9101 PR tree-optimization/42508
9102 * tree-sra.c (convert_callers): Check for recursive call
9103 by comparing cgraph nodes instead of decls.
9104 (modify_function): Call ipa_modify_formal_parameters also
9105 on all same_body aliases.
9107 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9108 cgraph nodes when checking for same_body aliases.
9110 2010-01-05 Richard Guenther <rguenther@suse.de>
9112 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9113 allocation and lookup.
9114 (get_or_alloc_expr_for_constant): Likewise.
9115 (phi_translate): Sink allocation.
9117 2010-01-04 Richard Guenther <rguenther@suse.de>
9119 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9120 a new entry only if needed.
9121 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9122 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9124 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9126 (phi_translate): Handle CONSTANTs early.
9128 2010-01-04 Martin Jambor <mjambor@suse.cz>
9130 PR tree-optimization/42398
9131 * tree-sra.c (struct access): Removed flag grp_different_types.
9132 (dump_access): Do not dump the removed flag.
9133 (sort_and_splice_var_accesses): Do not set the removed flag.
9134 (sra_modify_expr): Check for type compatibility directly.
9136 2010-01-04 Martin Jambor <mjambor@suse.cz>
9138 PR tree-optimization/42366
9139 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9140 edges with variable number of parameters.
9141 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9142 flag instead of asserting it.
9143 (ipa_read_node_info): Read uses_analysis_done flag.
9145 2010-01-04 Richard Guenther <rguenther@suse.de>
9147 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9148 iterative_hash_* as intended.
9149 (vn_reference_compute_hash): Likewise. Simplify hashing
9151 (vn_reference_lookup_2): Likewise.
9152 (vn_nary_op_compute_hash): Likewise.
9153 (vn_phi_compute_hash): Likewise.
9154 (expressions_equal_p): Remove strange code.
9155 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9156 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9157 (bitmap_insert_into_set_1): Take value-id as parameter.
9158 (add_to_value): Pass it.
9159 (bitmap_insert_into_set): Likewise.
9160 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9162 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9165 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9166 (do_self_spec): For switches with SWITCH_IGNORE set set also
9167 SWITCH_IGNORE_PERMANENTLY.
9168 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9171 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9173 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9174 tree of an unreferenced global var.
9176 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9179 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9180 GTU to GT for V4SI and V2DI.
9182 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9183 (umin<mode>3): Removed.
9185 (uminv4si3): Likewise.
9187 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9190 * collect2.c (main): Turn on trace in collect2 if -v is passed
9193 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9195 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9196 description of expression operand.
9198 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9200 * configure.ac: Add install-html to target_list for Make-hooks.
9201 * configure: Regenerate.
9202 * fortran/Make-lang.in (F95_HTMLFILES): New.
9203 (fortran.html): Use it.
9204 (fortran.install-html): New.
9205 * Makefile.in (install-html): Add lang.install-html.
9206 * java/Make-lang.in (JAVA_HTMLFILES): New.
9207 (java.html): Use it.
9208 (java.install-html): New.
9209 * objc/Make-lang.in (objc.install-html): New.
9210 * objcp/Make-lang.in (obj-c++.install-html): New.
9211 * cp/Make-lang.in (c++.install-html): New.
9212 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9213 * lto/Make-lang.in (lto.install-html): New.
9215 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9218 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9220 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9222 PR rtl-optimization/41862
9223 * store-motion.c (store_killed_in_insn, compute_store_table,
9224 remove_reachable_equiv_notes, replace_store_insn,
9225 build_store_vectors): Ignore all DEBUG_INSNs.
9227 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9230 * common.opt: Add dumpdir.
9232 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9234 (option_map): Add --dumpdir.
9236 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9238 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9240 * opts.c (decode_options): Try dump_dir_name first if
9241 dump_base_name isn't an absolute path.
9242 (common_handle_option): Handle OPT_dumpdir.
9244 * toplev.c (dump_dir_name): New.
9245 (print_switch_values): Also ignore -dumpdir.
9247 * toplev.h (dump_dir_name): New.
9249 2010-01-03 Richard Guenther <rguenther@suse.de>
9251 PR tree-optimization/42589
9252 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9253 double-word expansion of bswap32.
9255 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9257 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9258 with BLOCK_FOR_INSN.
9259 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9260 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9261 noce_process_if_block): Likewise.
9262 * gcse.c (compute_local_properties, insert_expr_in_table,
9263 insert_set_in_table, canon_list_insert, find_avail_set,
9264 pre_insert_copy_insn): Likewise.
9266 * basic-block.h (BLOCK_NUM): Move from here...
9267 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9269 2010-01-03 Richard Guenther <rguenther@suse.de>
9271 PR tree-optimization/42438
9272 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9273 contains_may_not_return_call flag.
9274 (BB_MAY_NOTRETURN): New.
9275 (valid_in_sets): Trapping nary operations are not valid
9276 in blocks that may not return.
9277 (insert_into_preds_of_block): Remove check for trapping expressions.
9278 (compute_avail): Compute also BB_MAY_NOTRETURN.
9280 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9282 * doc/invoke.texi: Add 2010 to copyright years.
9284 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9286 * config/sparc/sparc.c: Fix formatting nits.
9288 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9289 Alexander Monakov <amonakov@ispras.ru>
9291 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9293 2010-01-02 Richard Guenther <rguenther@suse.de>
9296 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9297 (simplify_switch_using_ranges): Mark to be removed edges
9300 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9302 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9304 * collect2.c (scan_libraries): Add missing argument in call to
9307 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9310 * config/alpha/predicates.md (aligned_memory_operand): Return false
9312 (unaligned_memory_operand): Return true for CQImode.
9313 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9314 doesn not cross aligned SImode word boundary.
9316 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9318 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9320 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9321 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9323 2010-01-02 Richard Guenther <rguenther@suse.de>
9326 * toplev.c (compile_file): Emit LTO marker properly. Change
9328 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9330 2010-01-01 Richard Guenther <rguenther@suse.de>
9333 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9335 2010-01-01 Richard Guenther <rguenther@suse.de>
9338 * c-decl.c (grokdeclarator): For zero-size arrays force
9339 structural equality checks as layout_type does.
9341 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9343 * builtins.c: Update copyright to 2010.
9345 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9348 * lto-streamer-out.c (produce_asm): Revert the last change.
9349 (copy_function): Likewise.
9351 * lto-streamer.c (lto_get_section_name): Skip any leading
9354 2010-01-01 Richard Guenther <rguenther@suse.de>
9357 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9361 Copyright (C) 2010 Free Software Foundation, Inc.
9363 Copying and distribution of this file, with or without modification,
9364 are permitted in any medium without royalty provided the copyright
9365 notice and this notice are preserved.