1 2010-05-14 Tristan Gingold <gingold@adacore.com>
3 * toplev.c (default_debug_hooks): Remove this variable.
4 (process_options): Remove assignments to default_debug_hooks.
6 2010-05-14 Martin Jambor <mjambor@suse.cz>
8 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
9 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
10 * langhooks.h (struct lang_hooks_for_decls): Removed field
12 * tree.c (free_lang_data): Remove assignment to
13 lang_hooks.fold_obj_type_ref.
14 * tree.def (OBJ_TYPE_REF): Update comment.
16 2010-05-14 Richard Guenther <rguenther@suse.de>
18 PR tree-optimization/44124
19 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
21 2010-05-14 Alan Modra <amodra@gmail.com>
24 * config/rs6000/rs6000.c (struct machine_function): Reorder
25 fields for better packing. Add lr_save_state.
26 (rs6000_ra_ever_killed): Return lr_save_state if set.
27 (rs6000_emit_eh_reg_restore): Set lr_save_state.
29 2010-05-13 Jan Hubicka <jh@suse.cz>
31 * varpool.c (decide_is_variable_needed): Drop code checking
32 TREE_SYMBOL_REFERENCED.
34 2010-05-13 Jan Hubicka <jh@suse.cz>
36 * final.c (output_addr_const): Do not call mark_decl_referenced.
37 * cgraphunit.c (process_function_and_variable_attributes): Use
38 mark_needed_node dirrectly.
39 (assemble_thunk): Do not call mark_decl_referenced.
41 2010-05-13 Anatoly Sokolov <aesok@post.ru>
43 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
45 2010-05-13 Jeff Law <law@redhat.com>
47 * ira-conflicts.c (print_allocno_conflicts): New function broken out
49 (print_conflicts): Call print_allocno_conflicts.
51 2010-05-13 Jakub Jelinek <jakub@redhat.com>
54 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
57 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
59 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
60 t-mingw-w64 or t-mingw-w32 for multilib configuration.
61 * config/i386/t-mingw-w32: New.
62 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
64 2010-05-13 Martin Jambor <mjambor@suse.cz>
66 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
68 * gimple-fold.c (get_base_binfo_for_type): New function.
69 (gimple_get_relevant_ref_binfo): Likewise.
70 (gimple_fold_obj_type_ref_known_binfo): Likewise.
71 (gimple_fold_obj_type_ref): Likewise.
72 (fold_gimple_call): Simplify condition for folding virtual calls
73 and call gimple_fold_obj_type_ref.
74 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
75 (gimple_fold_obj_type_ref_known_binfo): Likewise.
77 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
79 * config/rs6000/rs6000-protos.h
80 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
81 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
82 (rs6000_debug_mode_dependent_address)
83 (rs6000_mode_dependent_address_ptr): Likewise.
85 2010-05-13 Jakub Jelinek <jakub@redhat.com>
88 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
90 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
91 * tree-sra.c (create_access_replacement): Call unshare_expr before
92 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
94 * dwarf2out.c: Include tree-flow.h.
95 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
96 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
97 Handle DW_OP_bit_piece.
98 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
99 construct_piece_list, adjust_piece_list): New functions.
100 (add_var_loc_to_decl): Handle SRA optimized variables.
101 Adjust for var_loc_note to loc field renaming.
102 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
103 in VAR_LOCATION note.
104 (new_loc_descr_op_bit_piece): New function.
105 (dw_sra_loc_expr): New function.
106 (dw_loc_list): Use it. Don't handle the last range after the
107 loop, handle it inside of the loop. Adjust for var_loc_note
108 to loc field renaming.
109 (add_location_or_const_value_attribute): Only special case
110 single entry loc lists if loc is NOTE_P. Adjust for
111 var_loc_note to loc field renaming.
112 (dwarf2out_var_location): Don't set newloc->var_loc_note
113 and newloc->next here.
115 2010-05-12 Jan Hubicka <jh@suse.cz>
117 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
119 * cgraph.h (cgraph_only_called_directly_p,
120 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
121 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
122 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
124 * ipa.c (cgraph_remove_unreachable_nodes): Use
125 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
127 * tree-inline.c (copy_bb): Check address_taken flag.
128 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
129 externally_visible flag.
131 2010-05-12 Jason Merrill <jason@redhat.com>
135 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
136 * sdbout.c (plain_type_1): Likewise.
137 * dwarf2out.c (is_base_type): Likewise.
138 (gen_type_die_with_usage): Likewise. Generate
139 DW_TAG_unspecified_type for any LANG_TYPE.
141 2010-05-12 Jan Hubicka <jh@suse.cz>
143 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
145 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
146 (cgraph_clone_edge): Update.
147 (cgraph_node_remove_callees): Remove indirect calls too.
148 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
149 (cgraph_create_indirect_edge): Update prototype.
150 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
151 is_proper_for_analysis.
152 (add_new_function, visited_nodes, function_insertion_hook_holder,
153 get_local_reference_vars_info, mark_address_taken, mark_address,
154 mark_load, mark_store, check_asm_memory_clobber, check_call,
155 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
156 (ipa_init): Do not initialize visited_nodes;
157 function_insertion_hook_holder.
158 (analyze_variable): Rewrite.
159 (analyze_function): Rewrite.
160 (copy_local_bitmap): Remove.
161 (duplicate_node_dat): Do not duplicate local info.
162 (generate_summary): Simplify to only walk cgraph.
163 (write_node_summary_p, ipa_reference_write_summary,
164 ipa_reference_read_summary): Remove.
165 (propagate): Do not remove function insertion;
167 (pass_ipa_reference): NULLify summary handling fields.
168 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
169 (input_edge): Input ecf_flags.
170 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
171 (update_indirect_edges_after_inlining): Ignore edges with unknown
174 2010-05-12 Sriraman Tallam <tmsriram@google.com>
176 * implicit-zee.c: New file.
177 * tree-pass.h (pass_implicit_zee): Declare.
178 * passes.c (init_optimization_passes): Add zee pass.
179 * common.opt (fzee): New flag.
180 * timevar.def (TV_ZEE): Define.
181 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
183 * Makefile.in (implicit-zee.o): Add new build file.
185 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
186 Nathan Froyd <froydnj@codesourcery.com>
188 * c-common.c (sync_resolve_params): Remove write-only variable.
190 2010-05-12 Anatoly Sokolov <aesok@post.ru>
192 * target.h (struct gcc_target): Add mode_dependent_address_p field.
193 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
194 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
195 * targhooks.c (default_mode_dependent_address_p): New function.
196 * targhooks.h (default_mode_dependent_address_p): Declare function.
197 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
198 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
199 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
200 target hook. Change return type to bool.
201 * recog.h: (mode_dependent_address_p): Change return type to bool.
203 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
204 Nathan Froyd <froydnj@codesourcery.com>
206 * tree-mudflap.c (build_function_type_0, build_function_type_1,
207 build_function_type_2, build_function_type_3): Remove.
208 (mudflap_init): Use build_function_type_list.
210 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
211 Nathan Froyd <froydnj@codesourcery.com>
213 * coverage.c (build_fn_info_value): Call build_constructor instead of
214 build_constructor_from_list.
215 (build_ctr_info_value): Likewise.
216 (build_gcov_info): Likewise.
218 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
220 * tree.c (build_constructor): Compute TREE_CONSTANT for the
221 resultant constructor.
222 (build_constructor_single): Don't set TREE_CONSTANT.
223 (build_constructor_from_list): Don't compute TREE_CONSTANT.
225 2010-05-12 Jan Hubicka <jh@suse.cz>
227 * cgraph.h (struct varpool_node): Add aux.
228 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
229 * varpool.c (varpool_remove_node): Do not remove initializer.
230 (varpool_reset_queue): Export.
231 (varpool_finalize_decl): Volatile vars are forced to be output.
232 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
234 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
235 process_references, varpool_can_remove_if_no_refs): New functions.
236 (cgraph_remove_unreachable_nodes): Handle variables too.
238 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
241 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
243 2010-05-12 Jakub Jelinek <jakub@redhat.com>
246 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
247 change value of ORT_TASK.
248 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
249 (omp_notice_threadprivate_variable): New function.
250 (omp_notice_variable): Call it for threadprivate variables.
251 If enclosing ctx is a task, print enclosing task rather than
252 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
253 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
254 if task has untied clause.
257 * dwarf2out.c (base_type_die): Don't add name attribute here.
258 (modified_type_die): Instead of sizetype use
259 its underlying original type. If a DW_TAG_base_type doesn't
260 have name added, add __unknown__.
261 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
262 always call force_type_die instead.
264 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
266 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
267 for __stack_chk_guard.
269 2010-05-11 Jakub Jelinek <jakub@redhat.com>
271 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
272 don't call start_source_file debug hook here...
273 (finish_options): ... but here, after outputting predefined and
274 command line defines and undefs.
277 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
279 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
280 optimizing away empty bb with no successors, move over its
281 footer chain to fallthru predecessor.
282 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
283 (rtl_split_edge): For asm goto call patch_jump_insn even if
284 splitting fallthru edge.
287 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
288 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
289 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
290 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
294 * c-parser.c (c_parser_expression): Mark LHS of a comma
295 expression as read if it is a decl, handled component or
296 COMPOUND_EXPR with that on the RHS.
297 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
298 if it is a decl or handled component.
300 2010-05-11 Jan Hubicka <jh@suse.cz>
302 * lto-symtab.c (lto_symtab_free): New function.
303 * lto-streamer.h (lto_symtab_free): Declare.
305 2010-05-11 Jan Hubicka <jh@suse.cz>
307 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
308 that if function is needed it is reachable.
309 (lto_output_node): See if it the function is reachable or referenced.
310 (output_cgraph): Update call of lto_output_node.
311 * lto-streamer.h (reachable_from_other_partition_p): Declare.
313 2010-05-11 Jan Hubicka <jh@suse.cz>
315 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
318 2010-05-11 Jan Hubicka <jh@suse.cz>
320 PR tree-optimize/44063
321 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
323 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
325 (estimate_function_body_sizes): Compute sizes even when disregarding.
327 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
329 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
331 2010-05-11 Jan Hubicka <jh@suse.cz>
333 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
336 2010-05-11 Jan Hubicka <jh@suse.cz>
338 * matrix-reorg.c (matrix_reorg): Rebuild edges.
340 2010-05-11 Jan Hubicka <jh@suse.cz>
342 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
343 lto_streamer_cache_delete): Put nodes into heap.
344 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
347 2010-05-11 Jan Hubicka <jh@suse.cz>
349 * cgraphbuild.c (cgraph_rebuild_references): New.
350 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
352 * cgraph.h (cgraph_rebuild_references): Declare.
353 * tree-inline.c (tree_function_versioning): Use it.
354 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
356 2010-05-11 Jan Hubicka <jh@suse.cz>
358 * cgraph.c: Include ipa-utils.h
359 (cgraph_create_virtual_clone): Update references.
360 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
362 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
364 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
365 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
368 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
370 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
372 2010-05-11 Jakub Jelinek <jakub@redhat.com>
374 * gcc.c (execute): For -### don't quote arguments that
375 contain just alphanumerics and _/-. characters.
376 * doc/invoke.texi: Document that change for -###.
379 * df-problems.c (struct dead_debug): Add to_rescan field.
380 (dead_debug_init): Clear to_rescan field.
381 (dead_debug_finish): Rescan all debug insns in to_rescan
382 bitmap and free the bitmap.
383 (dead_debug_insert_before): Instead of rescanning debug insns
384 immediately queue their rescanning until dead_debug_finish.
385 (df_note_bb_compute): After dead_debug_add do continue instead
388 2010-05-10 Jakub Jelinek <jakub@redhat.com>
391 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
392 clear also INSN_REG_USE_LIST.
394 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
396 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
398 2010-05-10 Jan Hubicka <jh@suse.cz>
400 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
403 2010-05-10 Jan Hubicka <jh@suse.cz>
405 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
407 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
408 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
409 (lto_streamer_cache_create): Init alloc pool.
410 (lto_streamer_cache_delete): Free alloc pool.
411 * lto-streamer.h: Include alloc pool.
412 (lto_streamer_cache_d): Use alloc pool.
413 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
415 2010-05-10 Jan Hubicka <jh@suse.cz>
417 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
418 * cgraphbuild.c: Include except.h
419 (record_type_list, record_eh_tables): New function.
420 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
422 2010-05-10 Jan Hubicka <jh@suse.cz>
424 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
425 __frame_dummy_init_array_entry, force_to_data): Attribute as used
428 2010-05-10 Michael Matz <matz@suse.de>
430 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
431 (can_reassociate_p): Use FLOAT_TYPE_P.
432 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
433 (vect_force_simple_reduction): ... this.
434 * tree-parloops.c (gather_scalar_reductions): Use
435 vect_force_simple_reduction.
436 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
437 vect_is_simple_reduction, add modify argument, if true rewrite
439 (vect_is_simple_reduction, vect_force_simple_reduction): New
441 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
443 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
444 Vladimir Makarov <vmakarov@redhat.com>
446 PR rtl-optimization/44012
447 * ira-build.c (remove_unnecessary_allocnos): Nullify
448 regno_allocno_map of the removed allocno.
450 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
452 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
454 * configure: Regenerate.
456 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
458 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
460 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
461 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
463 * configure: Regenerate.
465 2010-05-10 Richard Guenther <rguenther@suse.de>
467 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
468 marked if the entry identifier is marked.
470 2010-05-10 Richard Guenther <rguenther@suse.de>
472 * c-common.c (struct c_common_attributes): Add fnspec attribute.
473 (handle_fnspec_attribute): New function.
474 * gimple.h (gimple_call_return_flags): Declare.
475 (gimple_call_arg_flags): Likewise.
476 * gimple.c (gimple_call_arg_flags): New function.
477 (gimple_call_return_flags): Likewise.
478 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
480 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
482 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
483 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
485 (make_heapvar_for): ... this new function.
486 (handle_rhs_call): Handle fnspec attribute argument specifiers.
487 (handle_lhs_call): Likewise.
488 (find_func_aliases): Adjust.
490 2010-05-10 Richard Guenther <rguenther@suse.de>
492 PR tree-optimization/44050
493 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
495 2010-05-10 Wei Guozhi <carrot@google.com>
498 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
500 2010-05-09 Joseph Myers <joseph@codesourcery.com>
503 * c-typeck.c (lookup_field): Take a type directly. Update
505 (build_component_ref): Update call to lookup_field.
506 (set_init_label): Use lookup_field to find initialized field.
507 Handle returned list of fields like a sequence of designators.
509 2010-05-09 Richard Guenther <rguenther@suse.de>
512 * fold-const.c (tree_single_nonzero_warnv_p): Properly
513 handle &FUNCTION_DECL.
515 2010-05-09 Joseph Myers <joseph@codesourcery.com>
518 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
519 structures and unions recursively.
520 (detect_field_duplicates): Move duplicate detection with a hash to
521 detect_field_duplicates_hash. Always use a hash if anonymous
522 structures or unions are present.
523 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
526 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
529 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
530 detect Atom, Core 2 and Core i7.
532 2010-05-09 Richard Guenther <rguenther@suse.de>
534 * gcc.c (store_arg): Handle temporary file deletion for
537 2010-05-09 Richard Guenther <rguenther@suse.de>
540 * ipa-inline.c (estimate_function_body_sizes): Return after
541 disregarding inline limits.
543 2010-05-09 Richard Guenther <rguenther@suse.de>
545 * gcc.c (store_arg): Revert last change.
547 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
550 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
551 (optimize_ops_list): Call it.
553 2010-05-08 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/44030
556 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
557 NECESSARY flag if we propagate from a inserted expression.
559 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
561 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
562 domain types as equal if they are both PLACEHOLDER_EXPRs.
564 2010-05-08 Richard Guenther <rguenther@suse.de>
566 * lto-wrapper.c (run_gcc): Remove linker output from
567 command line for LTRANS invocation.
569 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
571 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
572 lto-macho as lto_binary_reader.
573 * target.h (struct gcc_target): New hooks lto_start and lto_end.
574 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
575 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
576 in lto_start and lto_end calls.
577 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
579 (scan_prog_file): Update is_elf_or_coff call.
580 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
582 * collect2.c (main): Fix enum comparison.
584 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
586 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
587 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
588 and TARGET_ASM_LTO_END.
589 * darwin.c: Include obstack.h and lto-streamer.h.
590 (lto_section_names_offset, lto_section_names_obstack,
591 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
593 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
594 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
596 (darwin_asm_lto_end): New function. Restore asm_out_file.
597 (darwin_asm_named_section): For LTO sections, replace the name with
598 the offset of the section name in a string table, and build this
600 (darwin_file_start): Initialize global vars for LTO support.
601 (darwin_file_end): If output to asm_out_file was redirected, append it
602 to the proper asm_out_file here. Add the section names section.
604 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
606 * c-pragma.c (pending_weak_d, pending_weak): New.
607 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
608 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
609 handle_pragma_weak): Update the uses of pending_weaks.
611 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
613 PR documentation/44016
614 * doc/standards.texi (Standards): Link to unversioned
615 cxx0x_status.html page.
617 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
620 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
621 in addition to TREE_USED, to avoid "set but unused" warnings.
623 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
625 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
626 (is_loop_prefetching_profitable): Do not insert prefetches
627 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
628 times the prefetch ahead distance.
630 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
632 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
633 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
634 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
637 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
639 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
640 a diagnostic info when the insn-to-mem ratio is too small.
642 2010-05-07 Richard Guenther <rguenther@suse.de>
644 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
646 (store_arg): Queue temp_filename for deletion instead of
649 2010-05-07 Richard Guenther <rguenther@suse.de>
651 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
652 (run_gcc): Handle LTRANS phase invocation.
653 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
655 2010-05-07 Jakub Jelinek <jakub@redhat.com>
657 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
658 this is also meaningful on PARM_DECLs and RESULT_DECLs.
660 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
662 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
664 2010-05-07 Richard Guenther <rguenther@suse.de>
666 PR tree-optimization/44020
667 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
668 code when PRE is not yet initialized.
670 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
672 * config/mips/dbxmdebug.h: Remove.
673 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
675 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
677 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
678 with null pointer and also warn about ordered comparison of zero with
681 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
683 * graphite-blocking.c
684 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
685 * graphite-clast-to-gimple.c
686 (clast_to_gcc_expression): Same.
687 (precision_for_value): Same.
688 (precision_for_interval): Same.
689 (gcc_type_for_interval): Same.
690 (graphite_create_new_guard): Same.
691 (compute_bounds_for_level): Same.
692 (graphite_create_new_loop_guard): Same.
693 * graphite-interchange.c
694 (build_linearized_memory_access): Same.
695 (pdr_stride_in_loop): Same.
696 (memory_strides_in_loop_1): Same.
697 (memory_strides_in_loop): Same.
698 (extend_scattering): Same.
699 (psct_scattering_dim_for_loop_depth): Same.
700 (pbb_number_of_iterations): Same.
702 (debug_iteration_domains): Same.
704 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
705 (ppl_set_inhomogeneous_gmp): Same.
706 (ppl_strip_loop): Same.
707 (ppl_lexico_compare_linear_expressions): Same.
708 (ppl_read_polyhedron_matrix): Same.
709 (ppl_max_for_le_pointset): Same.
711 (ppl_read_polyhedron_matrix): Same.
712 (tree_int_to_gmp): Same.
713 (gmp_cst_to_tree): Same.
714 (ppl_set_inhomogeneous): Same.
715 (ppl_set_inhomogeneous_tree): Same.
716 (ppl_set_coef): Same.
717 (ppl_set_coef_tree): Same.
718 * graphite-sese-to-poly.c
719 (build_pbb_scattering_polyhedrons): Same.
720 (build_scop_scattering): Same.
721 (scan_tree_for_params_right_scev): Same.
722 (scan_tree_for_params): Same.
723 (find_params_in_bb): Same.
724 (find_scop_parameters): Same.
725 (add_upper_bounds_from_estimated_nit): Same.
726 (build_loop_iteration_domains): Same.
727 (add_condition_to_domain): Same.
728 (pdr_add_memory_accesses): Same.
730 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
732 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
733 CLooG's value_* macros to their respective mpz_* counterparts.
734 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
735 (graphite_create_new_loop_guard): Same.
736 * graphite-interchange.c (build_linearized_memory_access): Same.
737 (pdr_stride_in_loop): Same.
738 (memory_strides_in_loop_1): Same.
739 (1st_interchange_profitable_p): Same.
740 * graphite-poly.c (extend_scattering): Same.
741 (psct_scattering_dim_for_loop_depth): Same.
742 (pbb_number_of_iterations): Same.
743 (pbb_number_of_iterations_at_time): Same.
744 * graphite-poly.h (new_1st_loop): Same.
745 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
746 (oppose_constraint): Same.
747 (insert_constraint_into_matrix): Same.
748 (ppl_set_inhomogeneous_gmp): Same.
749 (ppl_set_coef_gmp): Same.
750 (ppl_strip_loop): Same.
751 (ppl_lexico_compare_linear_expressions): Same.
752 (ppl_max_for_le_pointset): Same.
753 (ppl_min_for_le_pointset): Same.
754 (ppl_build_realtion): Same.
755 * graphite-ppl.h (gmp_cst_to_tree): Same.
756 (ppl_set_inhomogeneous): Same.
757 (ppl_set_inhomogeneous_tree): Same.
758 (ppl_set_coef): Same.
759 (ppl_set_coef_tree): Same.
760 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
761 (build_scop_scattering): Same.
762 (add_value_to_dim): Same.
763 (scan_tree_for_params_right_scev): Same.
764 (scan_tree_for_params_int): Same.
765 (scan_tree_for_params): Same.
766 (find_params_in_bb): Same.
767 (find_scop_parameters): Same.
768 (add_upper_bounds_from_estimated_nit): Same.
769 (build_loop_iteration_domains): Same.
770 (create_linear_expr_from_tree): Same.
771 (add_condition_to_domain): Same.
772 (pdr_add_memory_accesses): Same.
774 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
775 Jason Merrill <jason@redhat.com>
777 * c-common.c (c_common_reswords): Add nullptr.
778 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
779 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
780 (gen_type_die_with_usage): Likewise.
781 * dbxout.c (dbxout_type): Likewise.
782 * sdbout.c (plain_type_1): Likewise.
784 2010-05-06 Jason Merrill <jason@redhat.com>
786 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
787 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
789 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
791 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
792 stripping WITH_SIZE_EXPR.
793 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
796 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
798 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
799 list of obsolete configurations.
800 Disabled check for obsolete configurations.
801 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
802 Removed support for previous versions.
803 * config/mips/iris.h: Removed.
804 * config/mips/iris5.h: Removed.
805 * config/mips/iris6.h: Merged old iris.h contents.
806 (TARGET_IRIX): Removed.
807 (DRIVER_SELF_SPECS): Removed mabi=32.
808 (IDENT_ASM_OP): Removed undef.
809 (STARTFILE_SPEC): Removed mabi=32.
810 (ENDFILE_SPEC): Likewise.
811 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
812 (MACHINE_TYPE): Update for IRIX 6.5.
813 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
814 TARGET_IRIX by TARGET_IRIX6.
815 (mips_file_start): Likewise.
816 (mips_output_external): Remove IRIX 5/6 O32 support.
817 (mips_output_function_prologue): Likewise.
818 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
820 (TARGET_CPU_CPP_BUILTINS): Likewise.
821 (TARGET_IRIX): Removed.
822 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
823 (MULTILIB_DIRNAMES): Removed 32.
824 (MULTILIB_OSDIRNAMES): Removed ../lib.
825 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
826 (Specific, mips-sgi-irix5): Document removal.
827 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
828 Remove references to older IRIX 6 releases and the O32 ABI.
830 2010-05-06 Jakub Jelinek <jakub@redhat.com>
833 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
834 instead of DF_REF_REAL_REG.
836 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
839 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
840 handling to still return true for x64 targets.
842 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
844 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
846 2010-05-06 Jan Hubicka <jh@suse.cz>
848 PR tree-optimization/43791
849 * ipa-inline.c (update_caller_keys): Remove bogus
850 disregard_inline_limits check.
852 2010-05-06 Michael Matz <matz@suse.de>
854 PR tree-optimization/43984
855 * tree-ssa-pre.c (inserted_phi_names): Remove.
856 (inserted_exprs): Change to bitmap.
857 (create_expression_by_pieces): Set bits, don't append to vector.
858 (insert_into_preds_of_block): Don't handle inserted_phi_names.
859 (eliminate): Don't look at inserted_phi_names, remove deleted
860 insns from inserted_exprs.
861 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
862 (init_pre, fini_pre): Allocate and free bitmaps.
863 (execute_pre): Insert insns on edges before elimination.
865 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
867 * tree.c (initializer_zerop): Handle STRING_CST.
869 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
872 * doc/invoke.texi (Wimplicit): Document as C only.
873 * opts.c (common_handle_option): Add argument kind.
874 (handle_option): Rename as read_cmdline_option. Factor out code to...
875 (handle_option): ... here. New.
876 (handle_options): Rename as read_cmdline_options.
877 (decode_options): Update call.
878 (set_option): Use option index instead of option pointer. Classify
879 diagnostics correctly.
880 (enable_warning_as_error): Call handle_option.
881 * opts.h (set_option): Update declaration.
882 (handle_option): Declare.
883 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
884 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
885 * c-opts.c (set_Wimplicit): Delete.
886 (c_family_lang_mask): New static constant.
887 (c_common_handle_option): Add argument kind. Use handle_option
888 instead of set_Wimplicit.
889 (c_common_post_options): warn_implicit and warn_implicit_int
890 are disabled by default.
891 * c-common.c (warn_implicit): Do not define here.
892 * c-common.h (warn_implicit): Do not declare here.
893 (c_common_handle_option): Update declaration.
894 * lto-opts.c (lto_reissue_options): Update call to set_option.
896 2010-05-06 Richard Guenther <rguenther@suse.de>
898 PR tree-optimization/43571
899 * domwalk.c (walk_dominator_tree): Walk the dominator
900 sons in more optimal order.
902 2010-05-06 Richard Guenther <rguenther@suse.de>
904 PR tree-optimization/43934
905 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
906 (stmt_cost): Likewise.
907 (extract_true_false_args_from_phi): New helper.
908 (determine_max_movement): For PHI nodes verify we can hoist them
909 and compute their cost.
910 (determine_invariantness_stmt): Handle PHI nodes.
911 (move_computations_stmt): Likewise. Hoist PHI nodes in
912 if-converted form using COND_EXPRs.
913 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
914 (tree_ssa_lim): Likewise.
915 * tree-flow.h (tree_ssa_lim): Adjust prototype.
916 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
918 2010-05-06 Richard Guenther <rguenther@suse.de>
920 PR tree-optimization/43987
921 * tree-ssa-structalias.c (could_have_pointers): For possibly
922 address-taken variables force pointers to be recorded.
923 (create_variable_info_for_1): Likewise.
924 (push_fields_onto_fieldstack): Pass in wheter all fields
926 (find_func_aliases): Query types instead of vars whether
927 they contain pointers where appropriate.
929 2010-05-06 Jan Hubicka <jh@suse.cz>
931 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
932 (record_reference, mark_address, mark_load, mark_store): Record
934 (record_references_in_initializer): Update call of record_references.
935 (rebuild_cgraph_edges): Remove all references before rebuiding.
936 * cgraph.c (cgraph_create_node): Clear ref list.
937 (cgraph_remove_node): Remove references.
938 (dump_cgraph_node): Dump references.
939 (cgraph_clone_node): Clone references.
940 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
941 (struct cgraph_node, varpool_node): Add ref_lst.
942 * ipa-ref.c: New file.
943 * ipa-ref.h: New file.
944 * ipa-ref-inline.h: New file.
945 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
946 (referenced_from_other_partition_p): New function.
947 (lto_output_varpool_node): Take set arugment; call
948 referenced_from_other_partition.
949 (lto_output_ref): New.
950 (add_references): New.
952 (output_cgraph): Compute boundary based on references; output refs.
953 (output_varpool): Accept cgraph_node_set argument.
956 (input_cgraph): Call input_refs.
957 * lto-section-in.c (lto_section_name): Add refs.
958 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
959 (ipa-ref.o): New file.
960 * varpool.c (varpool_node): Clear ipa ref list.
961 (varpool_remove_node): Remove references.
962 (dump_varpool_node): Dump references.
963 (varpool_assemble_decl): Only compile finalized ones.
964 (varpool_extra_name_alias): Initialize ref list.
965 * lto-streamer.c (lto-get_section_name): Add .refs section.
966 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
967 (referenced_from_other_partition_p): Declared.
969 2010-05-06 Ira Rosen <irar@il.ibm.com>
971 PR tree-optimization/43901
972 * tree-vect-stmts.c (vectorizable_call): Assert that vector
973 type is not NULL if it's transformation phase, and return
974 FALSE if it's analysis.
975 (vectorizable_conversion, vectorizable_operation,
976 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
978 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
980 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
982 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
984 * config/mips/mips-protos.h
985 (mips_small_register_classes_for_mode_p): Delete prototype.
987 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
989 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
990 * config/arm/arm.c (multiple_operation_profitable_p,
991 compute_offset_order): New static functions.
992 (load_multiple_sequence, store_multiple_sequence): Use them.
993 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
994 memory offsets, not register numbers.
995 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
997 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
999 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1000 (get_pending_sizes, put_pending_size, put_pending_sizes):
1001 Update the uses of pending_sizes.
1002 * c-decl.c (store_parm_decls): Likewise.
1003 * c-tree.h (struct c_arg_info): Likewise.
1004 * tree.h: Update the prototype for get_pending_sizes and
1007 2010-05-05 Jason Merrill <jason@redhat.com>
1010 * c-common.c (handle_aligned_attribute): Respect
1011 ATTR_FLAG_TYPE_IN_PLACE.
1014 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1015 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1016 (TARGET_INITIALIZER): Use it.
1017 * c-common.c (attribute_takes_identifier_p): Call it.
1018 * c-common.h: Update prototype.
1019 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1020 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1022 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1025 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1026 DW_ID_down_case for Fortran compilation units.
1028 2010-05-05 Jan Hubicka <jh@suse.cz>
1030 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1033 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1035 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1036 a variable-sized RESULT_DECL.
1038 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1040 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1042 2010-05-05 Jason Merrill <jason@redhat.com>
1045 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1047 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1049 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1050 Jakub Jelinek <jakub@redhat.com>
1053 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1054 (dead_debug_init, dead_debug_finish): New functions.
1055 (dead_debug_add, dead_debug_insert_before): Likewise.
1056 (df_note_bb_compute): Initialize a dead_debug object, add dead
1057 debug uses to it, insert debug bind insns before death insns,
1058 reset debug insns that refer to pending uses at the end.
1059 * rtl.h (make_debug_expr_from_rtl): New prototype.
1060 * varasm.c (make_debug_expr_from_rtl): New function.
1062 2010-05-05 Jan Hubicka <jh@suse.cz>
1064 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1065 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1066 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1067 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1068 lto_varpool_encoder_encode_initializer_p,
1069 lto_set_varpool_encoder_encode_initializer): New functions.
1070 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1071 call output_varpool.
1072 (input_varpool_node): Do not always set analyzed.
1073 (input_cgraph_1): Return vector of cgraph nodes.
1074 (input_varpool_1): Return vector of varpools.
1075 (input_cgraph): Free the vectors.
1076 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1077 output only initializers needed.
1078 (lto_output): Only call output_cgraph.
1079 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1080 * lto-section-out.c (lto_new_out_decl_state): Initialize
1081 state->varpool_node_encoder.
1082 * lto-streamer.h (lto_varpool_encoder_d): New.
1083 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1084 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1085 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1086 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1087 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1089 (output_varpool, input_varpool): Remove declarations.
1091 2010-05-05 Jan Hubicka <jh@suse.cz>
1093 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1094 with body can prevail.
1096 2010-05-05 Jan Hubicka <jh@suse.cz>
1098 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1101 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1103 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1105 * gengtype.h (erro_at_line): Constify pos argument.
1107 * gengtype.c: Include hashtab.h.
1108 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1109 (error_at_line): Constify pos argument.
1110 (do_typedef): Initialize p->opt field.
1111 (get_file_gtfilename): Fix comment typo.
1112 (struct walk_type_data): Constify line field.
1113 (get_output_file_for_structure): New function.
1114 (write_local_func_for_structure): Constify orig_s argument.
1115 Use get_output_file_for_structure.
1116 (write_func_for_structure): Use get_output_file_for_structure.
1117 (INDENT): New define.
1118 (dump_pair, dump_type, dump_type_list, dump_typekind)
1119 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1120 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1122 (seen_types): New variable.
1123 (main): New variable do_dump. Process "-d" command line option.
1124 Call dump_everything if dump requested.
1126 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1128 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1129 in a temporary instead of invoking the macro multiple times.
1130 (track_expr_p): Likewise.
1132 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1134 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1136 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1137 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1138 conditions for printing notes.
1139 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1140 true, update documentation.
1141 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1143 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1146 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1149 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1152 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1153 (*sse_prologue_save_insn1): Likewise.
1154 (SSE prologue save splitter): Likewise.
1156 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1158 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1159 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1160 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1161 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1162 all decls. Call it on DECL_FIELD_OFFSET of fields.
1163 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1164 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1166 2010-05-04 Martin Jambor <mjambor@suse.cz>
1168 * tree-sra.c (build_access_from_expr_1): The first parameter type
1169 changed to simple tree.
1170 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1171 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1173 (build_accesses_from_assign): Removed all parameters except for a
1174 simple gimple statement. Now returns a simple bool.
1175 (scan_function): All non-analysis parts moved to separate functions
1176 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1177 parameters and updated both callers.
1178 (sra_modify_expr): Removed parameter data.
1179 (sra_modify_function_body): New function.
1180 (perform_intra_sra): Call sra_modify_function_body to modify the
1182 (replace_removed_params_ssa_names): Parameter data changed into
1184 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1185 changed the parameter dont_convert to convert with the opposite
1187 (sra_ipa_modify_assign): Parameter data changed into adjustments
1188 vector, return value changed to bool.
1189 (ipa_sra_modify_function_body): New function.
1190 (sra_ipa_reset_debug_stmts): Updated a comment.
1191 (modify_function): Use ipa_sra_modify_function_body to modify function
1194 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1197 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1198 (canon_true_dependence): Likewise.
1199 (write_dependence_p): Likewise.
1201 2010-05-04 Jan Hubicka <jh@suse.cz>
1203 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1204 * cgraphbuild.c: Include ipa-utils.h
1205 (record_reference_ctx): New struct.
1206 (record_reference): Simplify to work on initializers; not statements.
1207 (mark_address, mark_load, mark_store): New.
1208 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1210 (record_references_in_initializer): Update use of record_reference.
1211 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1214 2010-05-04 Jan Hubicka <jh@suse.cz>
1216 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1217 node will be removed anyway.
1218 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1219 relink aliases of node into prevailing node.
1220 * varpool.c (varpool_remove_node): Remove aliases properly;
1221 when removing node, remove all its aliases too; remove DECL_INITIAL
1222 of removed node; ggc_free the varpool node.
1224 2010-05-04 Richard Guenther <rguenther@suse.de>
1226 PR tree-optimization/43879
1227 * tree-ssa-structalias.c (alias_get_name): Use
1228 DECL_ASSEMBLER_NAME if available.
1229 (create_function_info_for): Return the varinfo node.
1230 (ipa_pta_execute): Associate same-body aliases and extra names
1231 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1233 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1235 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1237 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1240 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1241 only if HONOR_REG_ALLOC_ORDER is not defined.
1243 2010-05-04 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/43949
1246 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1249 2010-04-26 Jason Merrill <jason@redhat.com>
1251 * c.opt (-fstrict-enums): New.
1252 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1254 2010-05-03 David Ung <davidu@mips.com>
1255 James E. Wilson <wilson@codesourcery.com>
1257 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1258 emit the trap instruction before the divide for TUNE_74K.
1260 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1262 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1263 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1264 based on the above, for new target hook.
1266 * hooks.c (hook_bool_mode_true): New generic hook.
1267 * hooks.h (hook_bool_mode_true): Add prototype.
1269 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1271 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1272 target hook, set to hook_bool_mode_false.
1273 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1274 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1275 with targetm.small_register_classes_for_mode_p.
1276 (find_reusable_reload): Likewise.
1277 (combine_reloads): Likewise.
1278 * reload1.c (reload_as_needed): Likewise.
1279 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1280 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1281 dead_or_predicable): Likewise.
1282 * regmove.c (optimize_reg_copy_1): Likewise.
1283 * calls.c (prepare_call_address): Likewise.
1284 (precompute_register_parameters): Likewise.
1286 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1288 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1289 implementation of the hook that considers all register classes
1290 small except for SH64.
1291 (sh_override_options): Use the new hook.
1292 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1295 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1297 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1298 implementation of the hook that considers all register classes
1300 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1303 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1305 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1306 implementation of the hook that considers all register classes
1308 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1311 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1313 * config/m32c/m32c.h: Likewise.
1314 * config/pdp11/pdp11.h: Likewise.
1315 * config/avr/avr.h: Likewise.
1316 * config/xtensa/xtensa.h: Likewise.
1317 * config/m68hc11/m68hc11.h: Likewise.
1318 * config/mn10300/mn10300.h: Likewise.
1319 * config/mcore/mcore.h: Likewise.
1320 * config/h8300/h8300.h: Likewise.
1321 * config/bfin/bfin.h: Likewise.
1323 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1324 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1326 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1328 * double-int.h (tree_to_double_int): Remove macro.
1329 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1330 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1331 (tree_to_double_int): New function.
1332 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1334 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1336 2010-05-03 Richard Guenther <rguenther@suse.de>
1338 PR tree-optimization/43971
1339 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1340 constraints in the !flag_delete_null_pointer_checks case.
1342 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1345 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1346 result mode matches original rtl mode.
1348 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1351 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1353 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1355 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1356 when processing flag options.
1358 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1360 * gcov-iov.c (main): Change format string placeholder
1361 from %#08x to 0x%08x.
1362 * genchecksum.c (dosum): Change format string placeholder
1363 from %#02x to 0x%02x.
1365 2010-05-02 Richard Guenther <rguenther@suse.de>
1367 PR tree-optimization/43879
1368 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1370 2010-05-02 Bruno Haible <bruno@clisp.org>
1372 * doc/extend.texi (Function Attributes): Fix a typo.
1374 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1377 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1378 placeholder from 0x%x to %#x.
1379 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1380 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1381 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1382 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1383 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1384 * config/i386/i386.c (ix86_target_string): Ditto.
1385 * config/i386/i386.c (output_pic_addr_const): Ditto.
1386 (print_operand): Ditto.
1388 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1390 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1391 placeholder from 0x%x to %#x.
1392 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1393 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1394 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1395 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1396 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1397 * optc-gen.awk: Ditto.
1398 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1399 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1400 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1401 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1403 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1405 * target.h (struct calls): Add function_value_regno_p field.
1406 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1407 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1408 * targhooks.c (default_function_value_regno_p): New function.
1409 * targhooks.h (default_function_value_regno_p): Declare function.
1410 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1411 * builtins.c. (apply_result_size): (Ditto.).
1412 * combine.c. (likely_spilled_retval_p): (Ditto.).
1413 * mode-switching.c. Include 'target.h'.
1414 (create_pre_exit): Use function_value_regno_p hook.
1415 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1416 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1417 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1419 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1420 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1421 (ix86_function_value_regno_p): Declare as static, change argument
1422 type to const unsigned int.
1423 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1425 2010-05-01 Richard Guenther <rguenther@suse.de>
1427 PR tree-optimization/43949
1428 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1430 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1432 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1434 * rtl.h (CONST_DOUBLE_P): Define.
1435 (rtx_to_double_int): Declare.
1436 * emit-rtl.c (rtx_to_double_int): New function.
1437 * dwarf2out.c (insert_double): New function.
1438 (loc_descriptor, add_const_value_attribute): Clean up, use
1439 rtx_to_double_int and insert_double functions.
1441 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1443 * doc/extend.texi (Inline): Add missing return keyword to examples.
1444 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1447 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1449 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1450 the variable part of the offset as well. Use highest_pow2_factor for
1451 all alignment checks.
1453 2010-04-30 Richard Guenther <rguenther@suse.de>
1455 PR tree-optimization/43879
1456 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1459 2010-04-30 Jan Hubicka <jh@suse.cz>
1461 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1463 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1465 2010-04-30 Jan Hubicka <jh@suse.cz>
1467 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1469 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1470 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1471 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1472 cgraph_node_set_needs_ltrans_p): Remove.
1474 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1476 * sdbout.c: Include vec.h, do not include varray.h.
1477 (deferred_global_decls, sdbout_global_decl,
1478 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1479 * toplev.c: Do not include varray.h.
1480 (dump_memory_report): Do not dump VARRAY statistics.
1481 * gengtype.c (open_base_file): Ignore varray.h.
1482 * Makefile.in: Update for abovementioned changes.
1483 Remove all traces of varray.c and varray.h.
1484 * varray.c: Remove file.
1485 * varray.h: Remove file.
1487 2010-04-30 Jan Hubicka <jh@suse.cz>
1489 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1492 2010-04-30 Jan Hubicka <jh@suse.cz>
1494 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1497 2010-04-30 Richard Guenther <rguenther@suse.de>
1499 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1500 constraints for CONSTRUCTOR.
1502 2010-04-30 Richard Guenther <rguenther@suse.de>
1505 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1506 first after all lowering passes.
1508 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1510 * toplev.c: Include varray.h for statistics dumping.
1511 * tree.h: Do not declare varray_head_tag.
1512 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1513 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1514 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1515 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1516 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1517 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1518 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1519 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1521 * Makefile.in: Update for abovementioned changes.
1523 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1526 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1528 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1530 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1531 Use this function to do machine-specific conversion.
1532 (picochip_legitimize_reload_address): Likewise.
1533 (picochip_legitimate_address_p): Check valid base register only if
1535 (picochip_check_conditional_copy): Check for modw only if opnd is
1537 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1538 to call the function in c.
1539 * config/picochip/picochip-protos.h
1540 (picochip_legitimize_reload_address): Define.
1541 * config/picochip/picochip.md (supported_compare1): Define.
1543 2010-04-30 Jan Hubicka <jh@suse.cz>
1545 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1546 (cgraph_global_info): Remove inlined.
1547 (LTO_cgraph_tag_names): Remove.
1548 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1549 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1550 simplify cgraph tags and document.
1551 (lto_output_node): Use only LTO_cgraph_unavail_node and
1552 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1553 for_functions_valid, global info, process and output flags.
1554 (input_overwrite_node): Initialize estimated stack size and
1555 estimated growth. Do not read flags we no longer store.
1556 (input_node): Likewise do not read info no longer stored.
1557 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1560 2010-04-30 Richard Guenther <rguenther@suse.de>
1562 PR tree-optimization/43879
1563 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1564 handle non-zero initializers.
1566 2010-04-30 Richard Guenther <rguenther@suse.de>
1568 * builtins.c (fold_builtin_1): Delete free (0).
1570 2010-04-29 Jan Hubicka <jh@suse.cz>
1572 * gengtype.c (open_base_files): Add lto-streamer.h
1573 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1574 (pass_ipa_cp): GGC collect.
1575 * toplev. (compile_file): Do not output symbols.
1576 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1577 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1578 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1579 * lto-section-in.c: Include ggc.h
1580 (lto_new_in_decl_state): Alloc in GGC.
1581 (lto_delete_in_decl_state): Likewise.
1582 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1585 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1588 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1589 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1590 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1591 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1592 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1593 account only if HONOR_REG_ALLOC_ORDER is not defined.
1594 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1595 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1597 2010-04-29 Jon Grant <04@jguk.org>
1599 * collect2.c (vflag): Change type from int to bool.
1601 (helpflag): New global bool.
1602 (main): Set vflag and debug with boolean, not integer truth values.
1603 Accept new "--help" option and output usage text if found.
1604 * collect2.h (vflag): Update prototype.
1607 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1610 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1612 2010-04-29 Richard Guenther <rguenther@suse.de>
1615 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1616 with ATTRIBUTE_UNUSED.
1618 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1621 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1622 INSN_P with NONDEBUG_INSN_P.
1623 (distance_non_agu_define): Likewise.
1624 (distance_agu_use): Likewise.
1626 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1628 From Dominique d'Humieres <dominiq@lps.ens.fr>
1630 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1633 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1635 * plugin.h (invoke_plugin_callbacks): New inline function.
1636 * plugin.c (flag_plugin_added): New global flag.
1637 (add_new_plugin): Initialize above flag.
1638 (invoke_plugin_callbacks): Rename to ...
1639 (invoke_plugin_callbacks_full): ... this.
1641 2010-04-28 Jan Hubicka <jh@suse.cz>
1643 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1644 (lto_varpool_replace_node): New.
1645 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1646 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1647 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1648 * cgraph.h (varpool_node_ptr): New type.
1649 (varpool_node_ptr): New vector.
1650 (varpool_node_set_def): New structure.
1651 (varpool_node_set): New type.
1652 (varpool_node_set): New vector.
1653 (varpool_node_set_element_def): New structure.
1654 (varpool_node_set_element, const_varpool_node_set_element): New types.
1655 (varpool_node_set_iterator): New type.
1656 (varpool_node): Add prev pointers, add used_from_other_partition,
1658 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1659 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1660 varpool_get_node, varpool_remove_node): Declare.
1661 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1662 varpool_node_set_size): New inlines.
1663 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1664 * tree-pass.h (varpool_node_set_def): Forward declare.
1665 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1666 (ipa_write_optimization_summaries): Update prototype.
1667 * ipa-cp.c (ipcp_write_summary): Update.
1668 * ipa-reference.c (ipa_reference_write_summary): Update.
1669 * lto-cgraph.c (lto_output_varpool_node): New static function.
1670 (output_varpool): New function.
1671 (input_varpool_node): New static function.
1672 (input_varpool_1): New function.
1673 (input_cgraph): Input varpool.
1674 * ipa-pure-const.c (pure_const_write_summary): Update.
1675 * lto-streamer-out.c (lto_output): Update, output varpool too.
1676 (write_global_stream): Kill WPA hack.
1677 (produce_asm_for_decls): Update.
1678 (output_alias_pair_p): Handle variables.
1679 (output_unreferenced_globals): Output only needed partition of varpool.
1680 * ipa-inline.c (inline_write_summary): Update.
1681 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1683 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1684 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1685 varpool_node_set_new, varpool_node_set_add,
1686 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1687 debug_varpool_node_set): New functions.
1688 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1689 (execute_one_pass): Process new decls too.
1690 (ipa_write_summaries_2): Pass around vsets.
1691 (ipa_write_summaries_1): Likewise.
1692 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1694 (ipa_write_optimization_summaries_1): Pass around vsets.
1695 (ipa_write_optimization_summaries): Likewise.
1696 * varpool.c (varpool_get_node): New.
1697 (varpool_node): Update doubly linked lists.
1698 (varpool_remove_node): New.
1699 (dump_varpool_node): More dumping.
1700 (varpool_enqueue_needed_node): Update doubly linked lists.
1701 (decide_is_variable_needed): Kill ltrans hack.
1702 (varpool_finalize_decl): Kill lto hack.
1703 (varpool_assemble_decl): Skip decls in other partitions.
1704 (varpool_assemble_pending_decls): Update doubly linkes lists.
1705 (varpool_empty_needed_queue): Likewise.
1706 (varpool_extra_name_alias): Likewise.
1707 * lto-streamer.c (lto_get_section_name): Add vars section.
1708 * lto-streamer.h (lto_section_type): Update.
1709 (output_varpool, input_varpool): Declare.
1711 2010-04-28 Mike Stump <mikestump@comcast.net>
1713 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1715 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1717 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1718 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1719 (lto_input_ts_type_tree_pointers): Likewise.
1720 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1721 (lto_output_ts_type_tree_pointers): Likewise.
1723 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1725 Uniquization of constants at the Tree level
1726 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1727 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1729 (tree_output_constant_def): Declare.
1730 * gimplify.c (gimplify_init_constructor): When using block copy, first
1731 uniquize the constant constructor on the RHS.
1732 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1733 DECL_IN_CONSTANT_POOL flag.
1734 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1735 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1737 (assemble_variable): Deal with symbols belonging to the tree constant
1739 (get_constant_section): Add ALIGN parameter and simplify.
1740 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1741 (assemble_constant_contents): Use the expression of the VAR_DECL.
1742 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1743 (tree_output_constant_def): New global function.
1744 (mark_constant): Use the expression of the VAR_DECL.
1745 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1747 (output_object_block): Likewise and assemble the expression.
1749 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1751 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1752 hash_tree, eq_tree): New tree hash table.
1753 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1754 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1755 lto_orig_address_remove): Reimplement.
1757 2010-04-28 Xinliang David Li <davidxl@google.com>
1760 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1761 (compute_uninit_opnds_pos): New function.
1762 (is_non_loop_exit_postdominating): New function.
1763 (compute_control_dep_chain): New function.
1764 (find_pdom): New function.
1765 (convert_control_dep_chain_into_preds): New function.
1766 (find_predicates): New function.
1767 (find_control_equiv_block): New function.
1768 (collect_phi_def_edges): New function.
1769 (find_def_preds): New function.
1770 (find_dom): New function.
1771 (dump_predicates): New function.
1772 (get_cmp_code): New function.
1773 (is_value_included_in): New function.
1774 (find_matching_predicate_in_rest_chains): New function.
1775 (use_pred_not_overlap_with_undef_path_pred): New function.
1776 (is_use_properly_guarded): New function.
1777 (normalize_cond_1): New function.
1778 (is_and_or_or): New function.
1779 (normalize_cond): New function.
1780 (is_gcond_subset_of): New function.
1781 (is_subset_of_any): New function.
1782 (is_or_set_subset_of): New function.
1783 (is_and_set_subset_of): New function.
1784 (is_norm_cond_subset_of): New function.
1785 (is_pred_expr_subset_of): New function.
1786 (is_pred_chain_subset_of): New function.
1787 (is_included_in): New function.
1788 (is_superset_of): New function.
1789 (find_uninit_use): New function.
1790 (warn_uninitialized_phi): New function.
1791 (compute_possibly_undefined_names): New function.
1792 (ssa_undefined_value_p): New function.
1793 (execute_late_warn_uninitialized): New function.
1794 * tree-ssa.c (ssa_undefined_value_p): Removed.
1795 (warn_uninit): Changed to extern.
1796 (warn_uninitialized_phi): Removed.
1797 (warn_uninitialized_vars): Changed to extern.
1798 (execute_late_warn_uninitialized): Removed
1799 * tree-flow.h: Add new prototypes.
1800 * timevar.def: Add new time variable.
1801 * Makefile.in: Add new build file.
1803 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1805 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1808 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1811 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1813 2010-04-28 Martin Jambor <mjambor@suse.cz>
1815 * cgraph.h (struct cgraph_node): New field indirect_calls.
1816 (struct cgraph_indirect_call_info): New type.
1817 (struct cgraph_edge): Removed field indirect_call. New fields
1818 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1819 (cgraph_create_indirect_edge): Declare.
1820 (cgraph_make_edge_direct): Likewise.
1821 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1822 * ipa-prop.h (struct ipa_param_call_note): Removed.
1823 (struct ipa_node_params): Removed field param_calls.
1824 (ipa_create_all_structures_for_iinln): Declare.
1825 * cgraph.c: Described indirect edges and uids in initial comment.
1826 (cgraph_add_edge_to_call_site_hash): New function.
1827 (cgraph_edge): Search also among the indirect edges, use
1828 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1829 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1830 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1832 (initialize_inline_failed): Assign a reason to indirect edges.
1833 (cgraph_create_edge_1): New function.
1834 (cgraph_create_edge): Moved some functionality to
1835 cgraph_create_edge_1.
1836 (cgraph_create_indirect_edge): New function.
1837 (cgraph_edge_remove_callee): Add an assert checking for
1839 (cgraph_edge_remove_caller): Special-case indirect edges.
1840 (cgraph_remove_edge): Likewise.
1841 (cgraph_set_edge_callee): New function.
1842 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1843 (cgraph_make_edge_direct): New function.
1844 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1845 the declaration of the call statement matches.
1846 (cgraph_node_remove_callees): Special-case indirect edges.
1847 (cgraph_clone_edge): Likewise.
1848 (cgraph_clone_node): Clone also the indirect edges.
1849 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1850 indirect_call, dump count of indirect_calls edges.
1851 * ipa-prop.c (iinlining_processed_edges): New variable.
1852 (ipa_note_param_call): Create indirect edges instead of
1853 creating notes. New parameter node.
1854 (ipa_analyze_call_uses): New parameter node, pass it on to
1855 ipa_note_param_call.
1856 (ipa_analyze_stmt_uses): Likewise.
1857 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1858 (print_edge_addition_message): Work on edges rather than on notes.
1859 (update_call_notes_after_inlining): Likewise, renamed to
1860 update_indirect_edges_after_inlining.
1861 (ipa_create_all_structures_for_iinln): New function.
1862 (ipa_free_node_params_substructures): Do not free notes.
1863 (ipa_edge_duplication_hook): Propagate bits within
1864 iinlining_processed_edges bitmap.
1865 (ipa_node_duplication_hook): Do not duplicate notes.
1866 (free_all_ipa_structures_after_ipa_cp): Renamed to
1867 ipa_free_all_structures_after_ipa_cp.
1868 (free_all_ipa_structures_after_iinln): Renamed to
1869 ipa_free_all_structures_after_iinln.
1870 (ipa_write_param_call_note): Removed.
1871 (ipa_read_param_call_note): Removed.
1872 (ipa_write_indirect_edge_info): New function.
1873 (ipa_read_indirect_edge_info): Likewise.
1874 (ipa_write_node_info): Do not stream notes, do stream information
1876 (ipa_read_node_info): Likewise.
1877 (lto_ipa_fixup_call_notes): Removed.
1878 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1879 * ipa-inline.c (pass_ipa_inline): Likewise.
1880 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1881 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1882 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1884 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1886 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1887 (output_cgraph): Stream also indirect edges.
1888 (lto_output_edge): Added capability to stream indirect edges.
1889 (input_edge): Likewise.
1890 (input_cgraph_1): Likewise.
1891 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1894 2010-04-28 Richard Guenther <rguenther@suse.de>
1896 PR tree-optimization/43879
1897 PR tree-optimization/43909
1898 * tree-ssa-structalias.c (struct variable_info): Add
1899 only_restrict_pointers flag.
1900 (new_var_info): Initialize it. Increment stats.total_vars here.
1901 (create_function_info_for): Do not increment stats.total_vars here.
1902 (get_function_part_constraint): Fix build with C++.
1903 (insert_into_field_list): Remove.
1904 (push_fields_onto_fieldstack): Properly merge fields.
1905 (create_variable_info_for): Split and simplify.
1906 (create_variable_info_for_1): New piece.
1907 (intra_create_variable_infos): Properly make restrict constraints
1910 2010-04-28 Richard Guenther <rguenther@suse.de>
1913 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1915 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1916 Jan Hubicka <hubicka@ucw.cz>
1918 * doc/invoke.texi (-Wsuggest-attribute=const,
1919 -Wsuggest-attribute=pure): Document.
1920 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1921 (function_always_visible_to_compiler_p,
1922 suggest_attribute, warn_function_pure, warn_function_const):
1924 (check_call): Improve debug info.
1925 (analyze_function): Do not check availability.
1926 (add_new_function): Check availability.
1927 (propagate): Output warnings.
1928 (skip_function_for_local_pure_const): New function.
1929 (local_pure_const): Use it; output warnings.
1930 * common.opt (Wsuggest-attribute=const,
1931 Wsuggest-attribute=pure): New.
1933 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1935 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1936 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1937 or DW_CFA_def_cfa_offset{,_sf}.
1939 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1941 * tree.h: Fix truncated long macros.
1943 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1945 * collect2.c (TARGET_64BIT): Redefine to target's default.
1946 * tlink.c: Likewise.
1947 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1948 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1949 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1950 for underscoring __USER_LABEL_PREFIX__.
1951 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1952 (SUB_LINK_ENTRY32): New.
1953 (SUB_LINK_ENTRY64): New.
1954 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1955 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1956 (SUB_LINK_ENTRY64): New.
1957 (SUB_LINK_ENTRY): New.
1958 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1959 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1960 x64 target is choosen.
1961 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1962 * configure: Regenerated.
1963 * configure.ac (leading-mingw64-underscores): Option added.
1965 2010-04-27 Jan Hubicka <jh@suse.cz>
1967 * doc/invoke.texi (-fipa-profile): Document.
1968 * opts.c (decode_options): Enable ipa-profile at -O1.
1969 * timevar.def (TV_IPA_PROFILE): Define.
1970 * common.opt (fipa-profile): Add.
1971 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1973 (cgraph_propagate_frequency): Handle only local ones.
1974 * tree-pass.h (pass_ipa_profile): Declare.
1975 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1976 (pass_ipa_profile): Use TV_IPA_PROFILE.
1977 * ipa.c (ipa_profile): New function.
1978 (gate_ipa_profile): Likewise.
1979 (pass_ipa_profile): New global variable.
1980 * passes.c (pass_ipa_profile): New.
1982 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1984 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1986 2010-04-27 Martin Jambor <mjambor@suse.cz>
1989 * ipa.c (dissolve_same_comdat_group_list): New function.
1990 (function_and_variable_visibility): Call
1991 dissolve_same_comdat_group_list when comdat group contains external or
1993 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1994 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1996 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1998 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1999 (const_hash_1) <VECTOR_CST>: New case.
2000 (compare_constant) <VECTOR_CST>: Likewise.
2001 <ADDR_EXPR>: Deal with LABEL_REFs.
2002 (copy_constant) <VECTOR_CST>: New case.
2004 2010-04-27 Jan Hubicka <jh@suse.cz>
2006 * cgraph.c (cgraph_propagate_frequency): New function.
2007 * cgraph.h (cgraph_propagate_frequency): Declare.
2008 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2009 cgraph_propagate_frequency.
2011 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2013 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2015 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2018 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2019 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2020 here to determine which regs to push and how much stack to reserve.
2022 2010-04-27 Jie Zhang <jie@codesourcery.com>
2024 * doc/gimple.texi (gimple_statement_with_ops): Remove
2025 addresses_taken field.
2026 (gimple_statement_with_memory_ops): Likewise.
2028 2010-04-27 Jan Hubicka <jh@suse.cz>
2030 * tree-inline.c (eni_inlining_weights): Remove.
2031 (estimate_num_insns): Special case more builtins.
2033 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2036 * c-typeck.c (build_binary_op): Move forward check for comparison
2037 pointer with null pointer constant and adjust the diagnostic message.
2039 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2042 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2043 binutils supports extended .section directive needed by LTO, or
2044 warn if older binutils found.
2045 (LTO_BINARY_READER): New AC_SUBST'd variable.
2046 (LTO_USE_LIBELF): Likewise.
2047 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2049 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2050 (LTO_USE_LIBELF): Likewise.
2051 * configure: Regenerate.
2053 * collect2.c (is_elf): Rename from this ...
2054 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2055 object files in addition to ELF-formatted ones.
2056 (scan_prog_file): Caller updated. Also allow for LTO info marker
2057 symbol to be prefixed or not by an extra underscore.
2059 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2060 * config/i386/winnt.c: Also #include lto-streamer.h
2061 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2063 (i386_pe_asm_output_aligned_decl_common): Add comment.
2064 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2066 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2069 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2070 Add missing earlyclobber for second alternative.
2072 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2074 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2075 bits for artificial defs at the top of the block.
2076 * fwprop.c (single_def_use_enter_block): Don't call it.
2078 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2081 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2082 instead of "$gcc_cv_objdump -T".
2083 Use "-undefined dynamic_lookup" on darwin.
2084 * gcc/configure: Regenerate.
2086 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2089 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2091 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2093 * c-parser.c (struct c_token): Move location field up.
2094 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2095 (struct c_declspecs): Convert typespec_word, storage_class, and
2096 default_int_p into bitfields.
2097 (struct c_declarator): Move loc field up.
2099 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2101 * cfgloop.h (struct loop): Move can_be_parallel field up.
2102 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2103 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2105 (struct iv_cand): Convert pos field into a bitfield.
2106 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2108 (struct _stmt_vec_info): Shuffle fields for better packing.
2110 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2112 * varasm.c (IN_NAMED_SECTION): Remove guard.
2113 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2114 (IN_NAMED_SECTION_P): ...this.
2115 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2116 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2118 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2120 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2121 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2122 of shadowing it. Fix comments.
2124 2010-04-26 Jan Hubicka <jh@suse.cz>
2126 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2127 (cgraph_clone_node): Copy function frequency.
2128 * cgraph.h (node_frequency): New enum
2129 (struct cgraph_node): Add.
2130 * final.c (rest_of_clean_state): Update.
2131 * lto-cgraph.c (lto_output_node): Output node frequency.
2132 (input_overwrite_node): Input node frequency.
2133 * tre-ssa-loop-ivopts (computation_cost): Update.
2134 * lto-streamer-out.c (output_function): Do not output function
2136 * predict.c (maybe_hot_frequency_p): Update and handle functions
2138 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2140 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2141 (compute_function_frequency): Set noreturn functions to be executed
2143 (choose_function_section): Update.
2144 * lto-streamer-in.c (input_function): Do not input function frequency.
2145 * function.c (allocate_struct_function): Do not initialize function
2147 * function.h (function_frequency): Remove.
2148 (struct function): Remove function frequency.
2149 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2150 (try_update): Update.
2151 * tree-inline.c (initialize_cfun): Do not update function frequency.
2152 * passes.c (pass_init_dump_file): Update.
2153 * i386.c (ix86_compute_frame_layout): Update.
2154 (ix86_pad_returns): Update.
2156 2010-04-26 Jie Zhang <jie@codesourcery.com>
2158 PR tree-optimization/43833
2159 * tree-vrp.c (range_int_cst_p): New.
2160 (range_int_cst_singleton_p): New.
2161 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2162 when both operands are constants. Use range_int_cst_p in
2165 2010-04-26 Jan Hubicka <jh@suse.cz>
2167 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2169 2010-04-26 Richard Guenther <rguenther@suse.de>
2172 * gimple.c (gimple_decl_printable_name): Deal gracefully
2173 with a NULL DECL_NAME.
2175 2010-04-26 Richard Guenther <rguenther@suse.de>
2178 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2179 if emitting debug information and it is either a function
2180 or a namespace decl.
2182 2010-04-26 Ira Rosen <irar@il.ibm.com>
2184 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2185 determine if the statement is vectorizable, and a macro to access it.
2186 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2187 Skip statements that can't be vectorized. If the analysis fails,
2188 mark the statement as unvectorizable if vectorizing basic block.
2189 (vect_compute_data_refs_alignment): Likewise.
2190 (vect_verify_datarefs_alignment): Skip statements marked as
2191 unvectorizable. Add print.
2192 (vect_analyze_group_access): Skip statements that can't be
2193 vectorized. If the analysis fails, mark the statement as
2194 unvectorizable if vectorizing basic block.
2195 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2196 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2197 generated stmts for SLP.
2198 (new_stmt_vec_info): Initialize the new field.
2199 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2200 statements marked as unvectorizable.
2202 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2204 * c-common.c (flag_isoc1x): New.
2205 (flag_isoc99): Update comment.
2206 * c-common.h (flag_isoc1x): New.
2207 (flag_isoc99): Update comment.
2208 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2209 __<type>_DECIMAL_DIG__.
2210 * c-opts.c (set_std_c1x): New.
2211 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2212 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2213 * c.opt (-std=c1x, -std=gnu1x): New options.
2214 * doc/cpp.texi: Mention -std=c1x.
2215 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2216 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2217 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2218 * doc/standards.texi: Mention C1X.
2219 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2220 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2221 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2224 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2227 placeholder from 0x%x to %#x.
2228 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2229 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2230 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2231 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2232 * config/i386/i386.c (ix86_target_string): Ditto.
2233 (output_pic_addr_const): Ditto.
2234 (print_operand): Ditto.
2236 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2238 * combine.c (find_split_point): Add third argument. Use it
2239 to find nested multiply-accumulate instructions. Adjust calls.
2240 (try_combine): Adjust call to find_split_point.
2242 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2244 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2246 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2248 PR tree-optimization/41442
2249 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2250 (fold_binary_loc): Call it.
2252 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2254 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2255 * opts.c (common_handle_option): Allow disabling it.
2256 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2258 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2260 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2261 between modes if both types are integral.
2263 2010-04-23 Richard Guenther <rguenther@suse.de>
2265 PR tree-optimization/43572
2266 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2268 2010-04-23 Richard Guenther <rguenther@suse.de>
2271 * tree-inline.c (tree_can_inline_p): Also check compatibility
2274 2010-04-23 Martin Jambor <mjambor@suse.cz>
2276 PR tree-optimization/43846
2277 * tree-sra.c (struct access): New flag grp_assignment_read.
2278 (build_accesses_from_assign): Set grp_assignment_read.
2279 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2280 (enum mark_read_status): New type.
2281 (analyze_access_subtree): Propagate grp_assignment_read, create
2282 accesses also if both direct_read and root->grp_assignment_read.
2284 2010-04-23 Martin Jambor <mjambor@suse.cz>
2287 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2288 function does not have type attributes.
2290 2010-04-23 Richard Guenther <rguenther@suse.de>
2293 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2296 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2298 * sese.h (create_if_region_on_edge): Remove.
2300 * sese.c (create_if_region_on_edge): Make static.
2302 * tree-inline.c: Do not include ggc.h.
2304 * expr.c: Do not include ggc.h.
2306 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2309 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2312 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2313 in the middle of insns for casesi_worker_2.
2315 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2317 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2319 2010-04-22 Ira Rosen <irar@il.ibm.com>
2321 PR tree-optimization/43842
2322 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2323 loop unrolling in update of exit phis. Fix comment.
2324 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2325 least two reduction statements in the loop before starting SLP
2328 2010-04-22 Nick Clifton <nickc@redhat.com>
2330 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2332 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2334 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2337 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2339 * tree-parloops.c (loop_parallel_p): New argument
2340 parloop_obstack. Pass it down.
2341 (parallelize_loops): New variable parloop_obstack. Initialize it,
2342 pass it down, free it.
2344 * tree-loop-linear.c (linear_transform_loops): Pass down
2347 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2348 of type struct obstack *.
2350 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2351 scratch_obstack. Initialize it, pass down, free it.
2353 * lambda.h (lambda_loop_new): Remove.
2354 (lambda_matrix_new, lambda_matrix_inverse)
2355 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2356 argument of type struct obstack *.
2358 * lambda-trans.c (lambda_trans_matrix_new): New argument
2359 lambda_obstack. Pass it down, use obstack allocation for ret.
2360 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2363 * lambda-mat.c (lambda_matrix_get_column)
2364 (lambda_matrix_project_to_null): Remove.
2365 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2367 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2370 * lambda-code.c (lambda_loop_new): New function.
2371 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2372 (lambda_compute_auxillary_space, lambda_compute_target_space)
2373 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2374 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2375 (build_access_matrix): New argument lambda_obstack. Use obstack
2377 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2378 argument lambda_obstack. Pass it down.
2380 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2382 * optabs.h (expand_widening_mult): Declare.
2384 2010-04-22 Richard Guenther <rguenther@suse.de>
2386 PR tree-optimization/43845
2387 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2388 lookup the CALL_EXPR function and arguments.
2390 2010-04-22 Nick Clifton <nickc@redhat.com>
2392 * config/stormy16/stormy16.c
2393 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2394 * config/stormy16/stormy16.h: Tidy up formatting.
2395 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2396 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2397 (ineqbranchsi): Delete pattern.
2398 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2399 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2400 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2401 stormy16-lib2-ucmpsi2.c.
2403 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2405 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2406 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2407 extra set merge_set_noclobber, and use it to relax the final test
2409 * df.h (df_simulate_find_noclobber_defs): Declare.
2410 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2412 (df_simulate_find_noclobber_defs): New function.
2414 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2416 * config/i386/i386.md: Use {} around multi-line preparation statements.
2418 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2420 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2421 (process_init_element): New argument of type struct obstack *.
2423 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2424 (set_init_index, set_init_label, set_nonincremental_init)
2425 (set_nonincremental_init_from_string, find_init_member)
2426 (output_init_element, output_pending_init_elements)
2427 (process_init_element): New argument braced_init_obstack. Pass it
2429 (push_range_stack, add_pending_init): New argument
2430 braced_init_obstack. Use obstack allocation.
2432 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2433 braced_init_obstack. Pass it down.
2434 (c_parser_braced_init): New variables ret, braced_init_obstack.
2435 Initialize obstack, pass it down and finally free it.
2437 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2440 * tree-pass.h (pass_optimize_widening_mul): Declare.
2441 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2442 gate_optimize_widening_mul): New static functions.
2443 (pass_optimize_widening_mul): New.
2444 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2445 <case MULT_EXPR>: Remove support for widening multiplies.
2446 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2447 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2448 simplify_gen_unary rather than directly building extensions.
2449 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2451 * expmed.c (expand_widening_mult): New function.
2452 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2454 2010-04-21 Jan Hubicka <jh@suse.cz>
2456 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2457 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2458 * lto-wpa-fixup.c: Remove.
2459 * Makefile.in (lto-wpa-fixup.o): Remove.
2460 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2461 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2462 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2464 2010-04-21 Jan Hubicka <jh@suse.cz>
2466 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2467 add write_optimization_summary, read_optimization_summary.
2468 (ipa_write_summaries_of_cgraph_node_set): Remove.
2469 (ipa_write_optimization_summaries): Declare.
2470 (ipa_read_optimization_summaries): Declare.
2471 * ipa-cp.c (pass_ipa_cp): Update.
2472 * ipa-reference.c (pass_ipa_reference): Update.
2473 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2474 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2476 * ipa-inline.c (pass_ipa_inline): Update.
2477 * ipa.c (pass_ipa_whole_program): Update.
2478 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2479 * passes.c (ipa_write_summaries_1): Do not test wpa.
2480 (ipa_write_optimization_summaries_1): New.
2481 (ipa_write_optimization_summaries): New.
2482 (ipa_read_summaries): Do not test ltrans.
2483 (ipa_read_optimization_summaries_1): New.
2484 (ipa_read_optimization_summaries): New.
2486 2010-04-21 Jan Hubicka <jh@suse.cz>
2488 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2490 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2492 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2495 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2496 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2498 2010-04-21 Jan Hubicka <jh@suse.cz>
2500 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2502 2010-04-21 Jan Hubicka <jh@suse.cz>
2504 * varpool.c (decide_is_variable_needed): Variable is always needed
2507 2010-04-21 Jan Hubicka <jh@suse.cz>
2509 * opts.c (decode_options): Enable pure-const pass for whopr.
2511 2010-04-21 Jan Hubicka <jh@suse.cz>
2513 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2514 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2516 (cgraph_decide_inlining): Do not expect callee to be removed in all
2519 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2521 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2523 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2525 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2526 amdfam10_decode attributes.
2528 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2531 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2532 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2533 (lower_copyprivate_clauses): Use private var in outer
2534 context instead of original var. Make sure the types
2535 are correct for VLAs.
2537 2010-04-21 Richard Guenther <rguenther@suse.de>
2539 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2540 to non-pointer objects.
2542 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2544 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2545 last chain entry if it starts with the still current label.
2546 (add_location_or_const_value_attribute): Check that
2547 loc_list->first->next is NULL instead of comparing ->first with ->last.
2548 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2549 to add_var_loc_to_decl.
2551 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2552 >= 4 add also address size and segment size fields into CIE header.
2554 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2555 long as address size is the same as sizeof (void *) and
2557 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2558 address size or segment size is unexpected, return DW_EH_PE_omit.
2559 (classify_object_over_fdes): If get_cie_encoding returned
2560 DW_EH_PE_omit, return -1.
2561 (init_object): If classify_object_over_fdes returned -1,
2562 pretend there were no FDEs at all.
2564 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2566 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2567 bswap{si,di}2 using SWI48 mode iterator.
2568 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2569 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2570 set modrm attribute of bswap insn to 0 and remove length attribute.
2571 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2572 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2573 set mode attribute to <MODE> and remove length attribute.
2575 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2577 PR rtl-optimization/43520
2578 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2579 zero available registers.
2581 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2583 * builtins.c (fold_builtin_cproj): Fold more cases.
2585 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2587 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2588 (fold_builtin_1): Fold builtin cproj.
2589 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2590 Use ATTR_CONST_NOTHROW_LIST.
2592 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2594 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2595 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2596 ffsi2_no_cmove for !TARGET_CMOVE.
2597 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2598 (ffssi2): Remove expander.
2599 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2601 (ctz<mode>2): Ditto from ctz{si,di}2.
2602 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2604 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2607 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2609 * dwarf2out.c (AT_linkage_name): Define.
2610 (clone_as_declaration): Handle DW_AT_linkage_name.
2611 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2612 of DW_AT_MIPS_linkage_name.
2613 (move_linkage_attr): Likewise.
2614 (dwarf2out_finish): Likewise.
2616 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2619 * fold-const.c (fold_comparison): New folding rule.
2621 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2623 * double-int.h (double_int_setbit): Declare.
2624 * double-int.c (double_int_setbit): New function.
2625 * rtl.h (immed_double_int_const): Declare.
2626 * emit-rtl.c (immed_double_int_const): New function.
2627 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2628 and immed_double_int_const functions.
2629 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2630 expand_copysign_bit): (Ditto.).
2631 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2632 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2633 * dojump.c (prefer_and_bit_test): (Ditto.).
2634 * expr.c (convert_modes, reduce_to_bit_field_precision,
2635 const_vector_from_tree): (Ditto.).
2636 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2638 2010-04-20 Jan Hubicka <jh@suse.cz>
2640 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2641 (dump_cgraph_node): Dump new flags.
2642 * cgraph.h (struct cgraph_node): Add flags
2643 reachable_from_other_partition and in_other_partition.
2644 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2645 other partition can not be removed.
2646 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2647 the other partition must be output; silence sanity checking on
2648 leaking functions bodies from other paritition.
2649 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2650 (lto_output_node): Output new flags; do not sanity check that inline
2651 clones are output; drop lto_forced_extern_inline_p code; do not mock
2652 visibility flags at partition boundaries.
2653 (add_node_to): New function.
2654 (output_cgraph): Use it to sort functions so masters appear before
2656 (input_overwrite_node): Input new flags.
2657 * passes.c (ipa_write_summaries): Do not call
2658 lto_new_extern_inline_states.
2659 * lto-section-out.c (forced_extern_inline,
2660 lto_new_extern_inline_states lto_delete_extern_inline_states,
2661 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2662 * lto-streamer.h (lto_new_extern_inline_states,
2663 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2664 lto_forced_extern_inline_p): Kill.
2666 2010-04-20 Richard Guenther <rguenther@suse.de>
2668 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2669 from vars that can have pointers.
2670 (process_constraint): Dump useless constraints.
2672 2010-04-20 Richard Guenther <rguenther@suse.de>
2674 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2675 (dump_sa_points_to_info): Remove asserts.
2676 (init_base_vars): nothing_id isn't an escape point nor does it
2679 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2681 * tree.h (TYPE_REF_IS_RVALUE): Define.
2682 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2683 should_move_die_to_comdat, prune_unused_types_walk): Handle
2684 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2685 (modified_type_die, gen_reference_type_die): Emit
2686 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2687 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2689 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2692 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2693 calls for -fpic -m31 if they have been sibcall optimized.
2695 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2697 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2698 ar.lc fixed and call-used.
2700 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2702 2010-04-19 Jan Hubicka <jh@suse.cz>
2704 * opts.c (decode_options): Disable whpr incompatible passes.
2705 * lto/lto.c (lto_1_to_1_map): Skip clones.
2706 (read_cgraph_and_symbols): Do not mark everything as needed.
2707 (do_whole_program_analysis): Do map only after optimizing;
2708 set proper cgraph_state; use passmanager.
2710 2010-04-19 DJ Delorie <dj@redhat.com>
2712 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2713 POINTER_PLUS_EXPR and fix them.
2715 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2717 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2718 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2719 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2720 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2721 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2722 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2723 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2724 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2725 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2726 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2727 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2729 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2731 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2732 (check_cond_move_block): Likewise.
2733 (cond_move_process_if_block): Likewise.
2734 (noce_find_if_block): Improve formatting.
2735 (find_if_header): Pass 0 to memset and tweak conditions.
2736 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2738 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2740 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2744 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2745 with non-local decl doesn't need chain.
2747 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2749 * ira-color.c (allocno_reload_assign): Avoid accumulating
2750 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2752 2010-04-19 Martin Jambor <mjambor@suse.cz>
2754 * gimple.h (create_tmp_reg): Declare.
2755 * gimplify.c (create_tmp_reg): New function.
2756 (gimplify_return_expr): Use create_tmp_reg.
2757 (gimplify_omp_atomic): Likewise.
2758 (gimple_regimplify_operands): Likewise.
2759 * tree-dfa.c (make_rename_temp): Likewise.
2760 * tree-predcom.c (predcom_tmp_var): Likewise.
2761 (reassociate_to_the_same_stmt): Likewise.
2762 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2763 (get_replaced_param_substitute): Likewise.
2764 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2765 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2766 * tree-ssa-pre.c (get_representative_for): Likewise.
2767 (create_expression_by_pieces): Likewise.
2768 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2769 (create_tailcall_accumulator): Likewise.
2771 2010-04-19 Martin Jambor <mjambor@suse.cz>
2773 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2775 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2777 2010-04-19 Richard Guenther <rguenther@suse.de>
2779 PR tree-optimization/43796
2780 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2781 from SCEV in the lattice.
2782 (vrp_visit_phi_node): Dump change.
2784 2010-04-19 Richard Guenther <rguenther@suse.de>
2786 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2787 * configure: Re-generated.
2789 2010-04-19 Richard Guenther <rguenther@suse.de>
2791 PR tree-optimization/43783
2792 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2793 constant ARRAY_REF operands two and three if possible.
2795 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2798 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2800 2010-04-19 Jie Zhang <jie@codesourcery.com>
2803 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2805 2010-04-19 Ira Rosen <irar@il.ibm.com>
2807 PR tree-optimization/37027
2808 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2809 and macro to access it.
2810 (vectorizable_reduction): Add argument.
2811 (vect_get_slp_defs): Likewise.
2812 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2813 statements for possible use in SLP.
2814 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2815 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2816 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2818 (vectorizable_reduction): Likewise.
2819 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2821 (vectorizable_type_demotion, vectorizable_type_promotion,
2822 vectorizable_store): Likewise.
2823 (vect_analyze_stmt): Update call to vectorizable_reduction.
2824 (vect_transform_stmt): Likewise.
2825 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2826 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2827 from different interleaving chains in same node.
2828 (vect_slp_rearrange_stmts): New function.
2829 (vect_supported_load_permutation_p): Allow load permutations for
2830 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2831 inside SLP nodes if necessary.
2832 (vect_analyze_slp_instance): Handle reductions.
2833 (vect_analyze_slp): Try to build SLP instances originating from groups
2835 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2836 (vect_get_constant_vectors): Create initial vectors for reductions
2837 according to reduction code. Add new argument.
2838 (vect_get_slp_defs): Add new argument, pass it to
2839 vect_get_constant_vectors.
2840 (vect_schedule_slp_instance): Remove SLP tree root statements.
2842 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2844 * tree.h (ENUM_IS_SCOPED): Define.
2845 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2846 for ENUM_IS_SCOPED enums.
2848 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2850 * fold-const.c (fold_comparison): Use ssizetype.
2851 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2852 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2853 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2854 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2856 * tree.h (initialize_sizetypes): Remove parameter.
2857 (build_common_tree_nodes): Remove second parameter.
2858 * stor-layout.c (initialize_sizetypes): Remove parameter.
2859 Always create an unsigned type.
2860 (set_sizetype): Assert that the passed type is unsigned and simplify.
2861 * tree.c (build_common_tree_nodes): Remove second parameter.
2862 Adjust call to initialize_sizetypes.
2863 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2864 build_common_tree_nodes.
2866 2010-04-18 Matthias Klose <doko@ubuntu.com>
2868 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2870 2010-04-18 Ira Rosen <irar@il.ibm.com>
2872 PR tree-optimization/43771
2873 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2874 load permutation doesn't have gaps.
2876 2010-04-18 Jan Hubicka <jh@suse.cz>
2878 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2879 (sse_prologue_save_insn expander): Use new pattern.
2880 (sse_prologue_save_insn1): New pattern and splitter.
2881 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2883 * i386.c (setup_incoming_varargs_64): Do not compute jump
2885 (ix86_gimplify_va_arg): Update alignment needed.
2886 (ix86_local_alignment): Do not align all local arrays to 128bit.
2888 2010-04-17 Jan Hubicka <jh@suse.cz>
2890 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2892 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2894 * arm.md (negdi2): Remove redundant code to force values into a
2897 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2899 * arm/bpabi.S: Add EABI alignment attributes to objects.
2900 * arm/bpabi-v6m.S: Likewise.
2901 * arm/crti.asm: Likewise.
2902 * arm/crtn.asm: Likewise.
2903 * arm/lib1funcs.asm: Likewise.
2904 * arm/libunwind.S: Likewise.
2906 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2908 * arm-protos.h (tune_params): New structure.
2909 * arm.c (current_tune): New variable.
2910 (arm_constant_limit): Delete.
2911 (struct processors): Add pointer to the tune parameters.
2912 (arm_slowmul_tune): New tuning option.
2913 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2914 (all_cores): Adjust to pick up the tuning model.
2915 (arm_constant_limit): New function.
2916 (arm_override_options): Select the appropriate tuning model. Delete
2917 initialization of arm_const_limit.
2918 (arm_split_constant): Use the new constant-limit model.
2919 (arm_rtx_costs): Pick up the current tuning model.
2920 * arm.md (is_strongarm, is_xscale): Delete.
2921 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2922 for Xscale variant architectures.
2923 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2925 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2927 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2929 (arm_rtx_costs_1): Remove unused variable extra_cost.
2930 (arm_unwind_emit_set): Use variable offset.
2931 (thumb1_output_casesi): Remove unused variable flags.
2933 2010-04-16 Jeff Law <law@redhat.com>
2935 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2936 needing assignment rather than doing a two-phase assignment. Remove
2937 unused variable 'm'.
2939 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2942 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2944 2010-04-16 Doug Kwan <dougkwan@google.com>
2946 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2947 (next_operand_entry_id): New static variable.
2948 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2949 (add_to_ops_vec): Assigned unique ID to operand entry.
2950 (struct oecount_s): New field ID.
2951 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2952 (undistribute_ops_list): Assign unique IDs to oecounts.
2953 (init_reassoc): reset next_operand_entry_id.
2955 2010-04-16 Doug Kwan <dougkwan@google.com>
2957 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2958 missing left parenthesis.
2960 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2962 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2963 *btdi_rex64 using SWI48 mode iterator.
2964 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2965 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2966 *jcc_btdi_mask_rex64.
2968 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2970 * double-int.h (tree_to_double_int): Convert to macro.
2971 * double-int.c (tree_to_double_int): Remove.
2973 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2976 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2977 with want_address 2 and in case a single element list might be
2978 possible, call it again with want_address 0.
2980 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2982 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2983 case 'W' print operands for HI mode.
2984 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2985 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2986 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2987 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2989 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2991 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2992 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2993 #xx:3 and #xx:4 mode.
2995 * config/h8300/h8300.md (inverted load with HImode dest): Add
2996 support for H8300SX.
2998 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2999 satisfy 'U' constraint.
3001 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3003 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3004 * configure: Regenerate.
3005 * config.in: Regenerate.
3006 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3009 2010-04-16 Richard Guenther <rguenther@suse.de>
3011 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3012 (struct tree_decl_common): ... here.
3013 (DECL_PT_UID): Adjust.
3014 (SET_DECL_PT_UID): Likewise.
3015 (DECL_PT_UID_SET_P): Likewise.
3017 2010-04-16 Richard Guenther <rguenther@suse.de>
3019 PR tree-optimization/43572
3020 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3021 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3022 * tree-flow.h (is_call_clobbered): Remove.
3023 * tree-flow-inline.h (is_call_clobbered): Likewise.
3024 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3025 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3026 (execute_return_slot_opt): Adjust.
3027 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3028 check for call clobbered vars here.
3029 (find_tail_calls): Move tailcall verification to the
3032 2010-04-16 Diego Novillo <dnovillo@google.com>
3034 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3036 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3039 * config/arm/arm.md (cbranchqi4): New pattern.
3040 * config/arm/predicates.md (const0_operand,
3041 cbranchqi4_comparison_operator): New predicates.
3043 2010-04-16 Richard Guenther <rguenther@suse.de>
3045 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3046 (dump_gimple_stmt): Likewise.
3048 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3050 * recog.h (struct recog_data): New field is_operator.
3051 (struct insn_operand_data): New field is_operator.
3052 * recog.c (extract_insn): Set recog_data.is_operator.
3053 * genoutput.c (output_operand_data): Emit code to set the
3055 * reload.c (find_reloads): Use it rather than testing for an
3056 empty constraint string.
3059 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3060 If the previous insn is a cbranchsi4_insn with the same arguments,
3061 omit the compare instruction.
3063 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3064 register, inputs must be low registers and we need a low register
3065 scratch. Handle alternative 2 like alternative 3.
3067 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3069 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3070 don't call get_addr on both. If one expression is a VALUE and
3071 the other a REG, check VALUE's locs if the REG isn't among them.
3073 2010-04-16 Christian Bruel <christian.bruel@st.com>
3075 * config/sh/sh.h (sh_frame_pointer_required): New function.
3076 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3077 (flag_omit_frame_pointer) Set.
3078 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3079 (rounded_frame_size): Adjust size with outgoing_args_size.
3080 (sh_set_return_address): Must return from stack pointer.
3081 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3082 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3083 (ACCUMULATE_OUTGOING_ARGS): Define.
3084 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3085 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3087 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3090 * config/sh/sh.c (sh_legitimize_reload_address): Use
3091 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3092 Remove a unneeded check for offset_base.
3094 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3096 * configure: Regenerated.
3098 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3100 * config/s390/s390.c (s390_call_save_register_used): Switch back
3101 to HARD_REGNO_NREGS.
3103 2010-04-15 Richard Guenther <rguenther@suse.de>
3105 * alias.c (alias_set_subset_of): Handle alias-set zero
3108 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3109 Julian Brown <julian@codesourcery.com>
3111 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3112 alternatives according to use of high and low regs.
3113 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3114 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3115 optimizing for size on Thumb-2.
3117 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3119 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3121 2010-04-15 Richard Guenther <rguenther@suse.de>
3123 * tree-ssa-structalias.c (struct variable_info): Add
3125 (new_var_info): Initialize it.
3126 (dump_constraints): Support printing last added constraints.
3127 (debug_constraints): Adjust.
3128 (dump_constraint_graph): Likewise.
3129 (make_heapvar_for): Check for NULL cfun.
3130 (get_function_part_constraint): New function.
3131 (get_fi_for_callee): Likewise.
3132 (find_func_aliases): Properly implement IPA PTA constraints.
3133 (process_ipa_clobber): New function.
3134 (find_func_clobbers): Likewise.
3135 (insert_into_field_list_sorted): Remove.
3136 (create_function_info_for): Properly allocate vars for IPA mode.
3137 Do not use insert_into_field_list_sorted.
3138 (create_variable_info_for): Properly generate constraints for
3139 global vars in IPA mode.
3140 (dump_solution_for_var): Always dump the solution.
3141 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3142 (find_what_var_points_to): Adjust.
3143 (pt_solution_set): Change.
3144 (pt_solution_ior_into): New function.
3145 (pt_solution_empty_p): Export.
3146 (pt_solution_includes_global): Adjust.
3147 (pt_solution_includes_1): Likewise.
3148 (pt_solutions_intersect_1): Likewise.
3149 (dump_sa_points_to_info): Check some invariants.
3150 (solve_constraints): Move constraint dumping ...
3151 (compute_points_to_sets): ... here.
3152 (ipa_pta_execute): ... and here.
3153 (compute_may_aliases): Do not re-compute points-to info
3154 locally if IPA info is available.
3155 (ipa_escaped_pt): New global var.
3156 (ipa_pta_execute): Properly implement IPA PTA.
3157 * tree-into-ssa.c (dump_decl_set): Support dumping
3158 decls not in referenced-vars.
3159 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3160 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3161 (dump_points_to_solution): Likewise.
3162 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3163 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3164 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3165 (copy_decl_to_var): Copy DECL_PT_UID.
3166 (copy_result_decl_to_var): Likewise.
3167 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3168 (copy_node_stat): Copy it.
3169 * tree.h (DECL_PT_UID): New macro.
3170 (SET_DECL_PT_UID): Likewise.
3171 (DECL_PT_UID_SET_P): Likewise.
3172 (struct tree_decl_minimal): Add pt_uid member.
3173 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3174 (pt_solution_empty_p): Declare.
3175 (pt_solution_set): Adjust.
3176 (ipa_escaped_pt): Declare.
3177 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3178 * gimple-pretty-print.c (pp_points_to_solution): New function.
3179 (dump_gimple_call): Dump call clobber/use information.
3180 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3181 * tree-pass.h (TDF_ALIAS): New dump option.
3182 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3183 * doc/invoke.texi (-fipa-pta): Update documentation.
3185 2010-04-15 Richard Guenther <rguenther@suse.de>
3187 * Makefile.in (OBJS-common): Add gimple-fold.o.
3188 (gimple-fold.o): New rule.
3189 * tree.h (maybe_fold_offset_to_reference,
3190 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3192 * gimple.h: ... here.
3193 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3194 may_propagate_address_into_dereference): Move prototypes ...
3195 * gimple.h: ... here.
3196 * tree-ssa-ccp.c (get_symbol_constant_value,
3197 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3198 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3199 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3200 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3201 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3202 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3203 gimplify_and_update_call_from_tree): Move ...
3204 * gimple-fold.c: ... here. New file.
3205 (ccp_fold_builtin): Rename to ...
3206 (gimple_fold_builtin): ... this.
3207 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3209 2010-04-15 Richard Guenther <rguenther@suse.de>
3211 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3212 fit_double_type, force_fit_type_double, add_double_with_sign,
3213 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3214 lrotate_double, rrotate_double, div_and_round_double): Move ...
3215 * double-int.c: ... here.
3216 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3217 add_double, neg_double, mul_double_with_sign, mul_double,
3218 lshift_double, rshift_double, lrotate_double, rrotate_double,
3219 div_and_round_double): Move prototypes ...
3220 * double-int.h: ... here.
3222 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3225 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3226 matching constraints to ensure inputs match the output.
3228 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3231 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3232 in an input-only operand.
3234 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3236 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3237 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3238 (double_int_negative_p): Convert to static inline function.
3239 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3240 (double_int_negative_p): Remove.
3241 * tree.h (lshift_double, rshift_double):
3242 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3243 * fold-const.c (fold_convert_const_int_from_real,
3244 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3245 (lshift_double): Change type of arith argument to bool.
3246 (rshift_double): Change type of arith argument to bool. Correct
3248 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3250 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3253 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3254 at the start and end of the then/else blocks, and omit them from the
3256 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3257 argument; all callers changed. Pass zero to old_insns_match_p instead.
3258 (flow_find_head_matching_sequence): New function.
3259 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3260 * basic-block.h (flow_find_cross_jump,
3261 flow_find_head_matching_sequence): Declare functions.
3263 2010-04-14 Jason Merrill <jason@redhat.com>
3266 * c-common.c (attribute_takes_identifier_p): New fn.
3267 * c-common.h: Declare it.
3269 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3271 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3273 (*udivmod<mode>4): Ditto.
3275 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3277 * config/i386/i386.md (maxmin_int): Rename code attribute from
3278 maxminiprefix and update all users.
3279 (maxmin_float): Ditto from maxminfprefix.
3280 (logic): Ditto from logicprefix.
3281 (absneg_mnemonic): Ditto from absnegprefix.
3282 * config/i386/mmx.md: Update all users of maxminiprefix,
3283 maxminfprefix and logicprefix for rename.
3284 * config/i386/sse.md: Ditto.
3285 * config/i386/sync.md (sync_<code><mode>): Update for
3288 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3291 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3292 warnings converted to errors.
3294 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3296 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3297 used insn_type variable.
3298 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3299 to avoid set-but-not-used warning.
3301 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3303 * df-core.c (df_ref_debug): Change format string placeholder
3305 * dwarf2asm.c (dw2_asm_output_data_raw,
3306 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3307 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3308 * dwarf2out.c (output_cfi, output_cfi_directive,
3309 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3310 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3312 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3313 * print-rtl.c (print_rtx): Ditto.
3315 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3318 * builtins.c (expand_builtin_pow_root): New function to expand pow
3319 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3320 series of sqrt and cbrt calls under -ffast-math.
3321 (expand_builtin_pow): Call it.
3323 2010-04-14 Michael Matz <matz@suse.de>
3325 PR tree-optimization/42963
3326 * tree-cfg.c (touched_switch_bbs): New static variable.
3327 (group_case_labels_stmt): New function broken out from ...
3328 (group_case_labels): ... here, use the above.
3329 (start_recording_case_labels): Allocate touched_switch_bbs.
3330 (end_recording_case_labels): Deallocate it, call
3331 group_case_labels_stmt.
3332 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3334 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3336 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3339 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3341 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3343 2010-04-13 Jan Hubicka <jh@suse.cz>
3345 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3346 of optimized out static functions.
3347 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3348 cost computation. Also sanity check for overflows.
3349 (update_caller_keys): Update cgraph_edge_badness call; properly
3350 update fibheap and sanity check that it is up to date.
3351 (add_new_edges_to_heap): Update cgraph_edge_badness.
3352 (cgraph_decide_inlining_of_small_function): Likewise;
3353 add sanity checking that badness in heap is up to date;
3354 improve dumping of reason; Update badness of calls to the
3355 offline copy of function currently inlined; dump badness
3356 of functions not inlined because of unit growth limits.
3358 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3361 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3362 because of sign-extension change when converting to sizetype here...
3363 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3365 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3366 the folding to constants. Remove redundant final conversion.
3367 (fold_binary) <associate>: Do not associate if the re-association of
3368 constants alone overflows.
3369 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3370 to the end of the list.
3371 (multiple_of_p) <COND_EXPR>: New case.
3373 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3375 * opt-functions.awk (opt_sanitized_name): New.
3377 * optc-gen.awk: Use it
3378 * opth-gen.awk: Use it.
3380 2010-04-13 Martin Jambor <mjambor@suse.cz>
3382 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3383 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3384 children. Call replace_uses_with_default_def_ssa_name to handle
3387 2010-04-13 Michael Matz <matz@suse.de>
3390 * builtins.c (expand_builtin_interclass_mathfn): Also create
3391 a register if the predicate doesn't match.
3393 2010-04-13 Diego Novillo <dnovillo@google.com>
3395 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3396 * c-pch.c: Include timevar.h.
3397 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3398 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3399 * ggc-common.c: Include timevar.h.
3400 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3401 * timevar.def (TV_PCH_SAVE): Define.
3402 (TV_PCH_CPP_SAVE): Define.
3403 (TV_PCH_PTR_REALLOC): Define.
3404 (TV_PCH_PTR_SORT): Define.
3405 (TV_PCH_RESTORE): Define.
3406 (TV_PCH_CPP_RESTORE): Define.
3408 2010-04-13 Michael Matz <matz@suse.de>
3410 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3412 (can_reassociate_p): New function.
3413 (break_up_subtract_bb, reassociate_bb): Use it.
3415 2010-04-13 Richard Guenther <rguenther@suse.de>
3418 * builtins.c (c_readstr): Fix assert.
3420 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3422 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3423 when generating cltd insn.
3425 (*ashl<mode>3_1): Remove special handling for register operand 2.
3426 (*ashlsi3_1_zext): Ditto.
3427 (*ashlhi3_1): Ditto.
3428 (*ashlhi3_1_lea): Ditto.
3429 (*ashlqi3_1): Ditto.
3430 (*ashlqi3_1_lea): Ditto.
3431 (*<shiftrt_insn><mode>3_1): Ditto.
3432 (*<shiftrt_insn>si3_1_zext): Ditto.
3433 (*<shiftrt_insn>qi3_1_slp): Ditto.
3434 (*<rotate_insn><mode>3_1): Ditto.
3435 (*<rotate_insn>si3_1_zext): Ditto.
3436 (*<rotate_insn>qi3_1_slp): Ditto.
3438 2010-04-13 Richard Guenther <rguenther@suse.de>
3440 * tree-ssa-structalias.c (callused_id): Remove.
3441 (call_stmt_vars): New.
3442 (get_call_vi): Likewise.
3443 (lookup_call_use_vi): Likewise.
3444 (lookup_call_clobber_vi): Likewise.
3445 (get_call_use_vi): Likewise.
3446 (get_call_clobber_vi): Likewise.
3447 (make_transitive_closure_constraints): Likewise.
3448 (handle_const_call): Adjust to do per-call call-used handling.
3449 (handle_pure_call): Likewise.
3450 (find_what_var_points_to): Remove general callused handling.
3451 (init_base_vars): Likewise.
3452 (init_alias_vars): Initialize call_stmt_vars.
3453 (compute_points_to_sets): Process call-used and call-clobbered
3454 vars for call statements.
3455 (delete_points_to_sets): Free call_stmt_vars.
3457 2010-04-13 Richard Guenther <rguenther@suse.de>
3459 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3460 Only add RW dependence for dependence distance zero.
3461 Adjust maximal vectorization factor according to dependences.
3462 Move alignment handling ...
3463 (vect_find_same_alignment_drs): ... here. New function.
3464 (vect_analyze_data_ref_dependences): Adjust.
3465 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3466 (vect_analyze_data_refs): Adjust minimal vectorization factor
3467 according to data references.
3468 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3469 dependences before determining the vectorization factor.
3470 Analyze alignment after determining the vectorization factor.
3471 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3472 dependences before alignment.
3473 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3475 (vect_analyze_data_refs): Likewise.
3476 (MAX_VECTORIZATION_FACTOR): New define.
3478 2010-04-13 Duncan Sands <baldrick@free.fr>
3480 * except.h (lang_eh_type_covers): Remove.
3481 * except.c (lang_eh_type_covers): Likewise.
3483 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3484 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3486 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3487 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3488 UNITS_PER_LONG where it is ABI relevant.
3489 (s390_return_addr_rtx): Likewise.
3490 (s390_back_chain_rtx): Likewise.
3491 (s390_frame_area): Likewise.
3492 (s390_frame_info): Likewise.
3493 (s390_initial_elimination_offset): Likewise.
3494 (save_gprs): Likewise.
3495 (s390_emit_prologue): Likewise.
3496 (s390_emit_epilogue): Likewise.
3497 (s390_function_arg_advance): Likewise.
3498 (s390_function_arg): Likewise.
3499 (s390_va_start): Likewise.
3500 (s390_gimplify_va_arg): Likewise.
3501 (s390_function_profiler): Likewise.
3502 (s390_optimize_prologue): Likewise.
3503 (s390_rtx_costs): Likewise.
3504 (s390_secondary_reload): Likewise.
3505 (s390_promote_function_mode): Likewise.
3506 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3507 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3508 registers available.
3509 (s390_unwind_word_mode): New function.
3510 (s390_function_value): Split 64 bit values into register pair if
3511 used as return value.
3512 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3513 function call parameters. Handle parallels.
3514 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3515 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3516 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3517 (s390_expand_setmem): Remove unused variable src_addr.
3518 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3519 deal with 64 bit registers.
3520 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3521 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3522 (UNITS_PER_LONG): New macro.
3523 * libjava/include/s390-signal.h: Define extended ucontext
3524 structure containing the upper halfs of the 64 bit registers.
3526 2010-04-13 Simon Baldwin <simonb@google.com>
3528 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3530 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3532 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3533 rvalue on the RHS if the LHS is of a non-renamable type.
3534 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3536 2010-04-13 Matthias Klose <doko@ubuntu.com>
3538 * gcc.c (cc1_options): Handle -iplugindir before processing
3539 the cc1 spec. Only add -iplugindir once.
3540 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3542 * common.opt (iplugindir): Remove `Separate' property, initialize.
3543 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3545 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3546 (distclean): Remove plugin dir.
3547 * doc/invoke.texi: Document -iplugindir.
3549 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3551 * doc/plugins.texi (Loading Plugins): Document short
3552 -fplugin=foo option.
3553 (Plugin API): Mention default_plugin_dir_name function.
3555 * gcc.c (find_file_spec_function): Add new declaration.
3556 (static_spec_func): Use it for "find-file".
3557 (find_file_spec_function): Add new function.
3558 (cc1_options): Add -iplugindir option if -fplugin* options found.
3560 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3562 * plugin.c (add_new_plugin): Updated comment, and handle short
3564 (default_plugin_dir_name): Added new function.
3566 * common.opt (iplugindir): New option to set the plugin directory.
3568 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3570 * config/i386/i386.md (any_rotate): New code iterator.
3571 (rotate_insn): New code attribute.
3573 (SWIM124): New mode iterator.
3574 (<rotate_insn>ti3): New expander.
3575 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3576 any_rotate code iterator.
3577 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3578 using any_rotate code iterator and SWIM124 mode iterator.
3579 (ix86_rotlti3): New insn_and_split pattern.
3580 (ix86_rotrti3): Ditto.
3581 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3582 ix86_rotl{di,ti}3 patterns.
3583 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3584 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3585 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3586 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3587 code iterator and SWI mode iterator.
3588 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3589 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3591 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3592 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3593 (bswap rotatert splitter): Add splitter.
3594 (bswap splitter): Macroize splitter using any_rotate code iterator.
3595 Add insn predicate to split only for TARGET_USE_XCHGB or when
3596 optimizing function for size.
3598 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3600 * config/pa/pa.c (emit_move_sequence): Remove use of
3601 deleted variable flag_argument_noalias.
3603 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3605 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3607 Add to unsupported targets list.
3608 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3609 sparc*-sun-solaris2.[567]* from target lists.
3610 * configure: Regenerate.
3611 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3613 Remove Solaris 7 patch references.
3614 (Specific, sparc-sun-solaris2.7): Removed.
3615 (sparc-sun-solaris2*): Update Solaris 7 example.
3616 (sparc64-*-solaris2*): Likewise.
3618 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3620 * config.build (alpha*-dec-osf4*): Remove.
3621 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3622 of obsolete configurations.
3623 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3625 * config/alpha/t-osf4: Renamed to ...
3626 * config/alpha/t-osf5: ... this.
3627 * config/alpha/osf.h: Renamed to ...
3628 * config/alpha/osf5.h: ... this.
3629 Merged old osf5.h contents.
3631 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3632 (EXTRA_SPECS): Removed.
3633 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3634 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3637 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3639 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3641 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3644 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3645 __thiscall convention.
3647 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3649 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3651 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3653 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3655 * function.c (assign_parms_initialize_all): Add unused attribute
3658 2010-04-12 Richard Guenther <rguenther@suse.de>
3660 * gsstruct.def (GSS_CALL): New.
3661 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3662 * gimple.h: Include tree-ssa-alias.h.
3663 (struct gimple_statement_call): New.
3664 (union gimple_statement_struct_d): Add gimple_call member.
3665 (gimple_call_reset_alias_info): Declare.
3666 (gimple_call_use_set): New function.
3667 (gimple_call_clobber_set): Likewise.
3668 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3669 * gimple.c (gimple_call_reset_alias_info): New function.
3670 (gimple_build_call_1): Call it.
3671 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3672 * tree-inline.c (remap_gimple_stmt): Likewise.
3673 (expand_call_inline): Remove callused handling.
3674 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3675 * tree-dfa.c (dump_variable): Likewise.
3676 * tree-parloops.c (parallelize_loops): Likewise.
3677 * tree-ssa.c (init_tree_ssa): Likewise.
3678 (delete_tree_ssa): Likewise.
3679 * tree-flow-inline.h (is_call_used): Remove.
3680 * tree-flow.h (struct gimple_df): Remove callused member.
3681 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3682 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3683 (ref_maybe_used_by_call_p_1): Simplify.
3684 (call_may_clobber_ref_p_1): Likewise.
3685 * tree-ssa-structalias.c (compute_points_to_sets): Set
3686 the call stmt used and clobbered sets.
3687 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3688 (find_tail_calls): Verify the tail call.
3690 2010-04-12 Richard Guenther <rguenther@suse.de>
3692 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3693 single-iteration always-inline inlining.
3694 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3695 (cgraph_decide_inlining): Do not handle always-inline specially.
3696 (try_inline): Remove always-inline cycle detection special case.
3697 Do not recurse on always-inlines.
3698 (cgraph_early_inlining): Do not iterate if not optimizing.
3699 (cgraph_gate_early_inlining): remove.
3700 (pass_early_inline): Run unconditionally.
3701 (gate_cgraph_decide_inlining): New function.
3702 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3703 not inlining or optimizing.
3704 (cgraph_decide_inlining_of_small_functions): Also consider
3705 always-inline functions.
3706 (cgraph_default_inline_p): Return true for nodes which should
3707 disregard inline limits.
3708 (estimate_function_body_sizes): Assume zero size and time for
3709 nodes which are marked as disregarding inline limits.
3710 (cgraph_decide_recursive_inlining): Do not perform recursive
3711 inlining on always-inline nodes.
3713 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3716 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3717 for exprs satisfying handled_component_p.
3719 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3721 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3722 non-constant aggregate elements.
3724 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3725 is a real initialization.
3727 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3730 * c-decl.c (start_function): Move forward check for nested function.
3732 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3734 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3735 * config/sh/sh.c: Include reload.h.
3736 (sh_legitimize_reload_address): New.
3737 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3738 sh_legitimize_reload_address.
3740 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3742 * config/sh/sh.md (*movqi_pop): New insn pattern.
3743 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3745 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3747 * config/i386/i386.md (any_shiftrt): New code iterator.
3748 (shiftrt_insn): New code attribute.
3750 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3751 using any_shiftrt code iterator.
3752 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3753 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3754 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3755 pattern from corresponding peephole2 patterns.
3756 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3757 using any_shiftrt code iterator.
3758 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3759 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3760 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3761 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3762 *{ashr,lshr}<mode>3_cmp_zext.
3763 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3765 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3767 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3769 (*lshr<mode>3_cconly): Ditto.
3771 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3773 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3774 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3775 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3776 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3778 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3779 from corresponding peephole2 patterns.
3780 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3781 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3782 and *lshrdi3_1_rex64 using SWI mode iterator.
3783 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3784 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3785 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3786 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3787 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3788 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3789 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3790 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3791 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3794 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3796 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3797 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3798 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3799 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3801 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3802 from corresponding peephole2 patterns.
3803 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3804 (ashrsi3_cvt): Rename from ashrsi3_31.
3805 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3806 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3807 and x86_64_shift_adj_3 using SWI48 mode iterator.
3808 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3809 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3810 and *ashrdi3_1_rex64 using SWI mode iterator.
3811 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3812 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3813 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3814 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3815 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3816 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3817 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3818 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3819 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3821 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3822 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3823 x86_shift<mode>_adj_3 expanders.
3825 2010-04-10 Wei Guozhi <carrot@google.com>
3828 * config/arm/arm.c (arm_pic_static_addr): New function.
3829 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3831 (arm_output_addr_const_extra): Output expression for new pattern.
3832 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3834 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3836 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3839 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3840 * web.c: Include "insn-config.h" and "recog.h".
3841 (union_match_dups): New function.
3842 (web_main): Call it.
3843 (union_defs): Don't try to recognize match_dups.
3845 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3846 if doing so would replace the entire pattern.
3848 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3852 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3853 and splitter pattern. Change splitter operand 1 predicate to
3856 2010-04-09 Martin Jambor <mjambor@suse.cz>
3858 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3859 lattices are addresses of CONST_DECLs with the same initial value.
3860 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3861 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3863 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3864 Bernd Schmidt <bernds@codesourcery.com>
3866 * loop-invariant.c (replace_uses): New static function.
3867 (move_invariant_reg): Use it to ensure we can replace the uses.
3869 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3871 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3873 (picochip_override_options): Enable section anchors only above -O1.
3874 (picochip_reorg): Fixed a couple of build warnings.
3876 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3878 * configure.ac (plugin -rdynamic test): Log result.
3879 * configure: Regenerate.
3880 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3881 (RDYNAMIC_SPEC): Define.
3882 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3884 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3886 * configure.ac: Determine Sun ld version numbers.
3887 (comdat_group): Restrict GNU ld version checks to gld.
3888 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3889 (enable_comdat): Support --enable-comdat.
3890 * configure: Regenerate.
3891 * doc/install.texi (Configuration): Document --enable-comdat.
3893 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3895 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3896 * config/sol2-gld.h: ... here.
3897 * config.gcc (sparc*-*-solaris2*): Reflect this.
3898 (i[34567]86-*-solaris2*): Use it.
3900 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3902 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3904 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3906 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3909 * diagnostic.c (diagnostic_initialize): Initialize
3910 some_warnings_are_errors.
3911 (diagnostic_finish): New.
3912 (diagnostic_action_after_output): Call it before exiting.
3913 (diagnostic_report_diagnostic): Do not print message here. Set
3914 some_warnings_are_errors.
3915 * diagnostic.h (diagnostic_context): Delete
3916 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3917 (diagnostic_finish): Declare.
3918 * toplev.c (toplev_main): Call it before exit.
3920 2010-04-09 Jason Merrill <jason@redhat.com>
3923 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3924 for incomplete type.
3927 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3928 based on a warning flag.
3930 2010-04-09 Richard Guenther <rguenther@suse.de>
3932 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3934 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3937 * varasm.c (default_assemble_visibility): Wrap vars that are
3938 set, but unused, by targets without GAS.
3939 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3940 Remove set, but unused, vars.
3941 (rs6000_legitimize_tls_address): Likewise.
3942 (altivec_expand_dst_builtin): Likewise.
3943 * config/darwin.c (machopic_classify_symbol): Likewise.
3944 (machopic_indirection_name): Likewise.
3946 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3948 * config/i386/i386.md (DWI): New mode iterator.
3949 (S): New mode attribute.
3950 (shift_operand): Ditto.
3951 (shift_immediate_operand): Ditto.
3952 (ashl_input_operand): Ditto.
3953 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3954 using SDWIM mode iterator.
3955 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3956 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3958 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3959 from corresponding peephole2 patterns.
3960 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3961 and x86_64_shift_adj_1 using SWI48 mode iterator.
3962 (x86_shift<mode>_adj_2): Ditto.
3963 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3964 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3965 using SWI48 mode iterator.
3966 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3967 *ashldi3_cmp_rex64 using SWI mode iterator.
3968 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3969 *ashldi3_cconly_rex64 using SWI mode iterator.
3970 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3971 x86_shift<mode>_adj_{1,2}.
3972 (ix86_split_ashr): Ditto.
3973 (ix86_split_lshr): Ditto.
3975 2010-04-09 Richard Guenther <rguenther@suse.de>
3977 * target.h (builtin_conversion): Pass in input and output types.
3978 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3979 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3980 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3981 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3983 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3985 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3987 2010-04-09 Richard Guenther <rguenther@suse.de>
3990 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3992 2010-04-09 Richard Guenther <rguenther@suse.de>
3994 * tree-vectorizer.h (struct _stmt_vec_info): Document
3995 that vectype is the type of the LHS.
3996 (supportable_widening_operation, supportable_narrowing_operation):
3997 Get both input and output vector types as arguments.
3998 (vect_is_simple_use_1): Declare.
3999 (get_same_sized_vectype): Likewise.
4000 * tree-vect-loop.c (vect_determine_vectorization_factor):
4001 Set STMT_VINFO_VECTYPE to the vector type of the def.
4002 (vectorizable_reduction): Adjust.
4003 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4004 Adjust. Specify the output vector type.
4005 (vect_pattern_recog_1): Adjust.
4006 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4007 (vectorizable_call): Adjust.
4008 (vectorizable_conversion): Likewise.
4009 (vectorizable_operation): Likewise.
4010 (vectorizable_type_demotion): Likewise.
4011 (vectorizable_type_promotion): Likewise.
4012 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4014 (vect_is_simple_use_1): New function.
4015 (supportable_widening_operation): Get both input and output
4017 (supportable_narrowing_operation): Likewise.
4018 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4020 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4022 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4023 __thiscall and _thiscall as predefined macros.
4024 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4025 thiscall attribute handling.
4026 (ix86_comp_type_attributes): Likewise.
4027 (ix86_function_regparm): Likewise.
4028 (ix86_return_pops_args): Likewise.
4029 (init_cumulative_args): Likewise.
4030 (find_drap_reg): Likewise.
4031 (ix86_static_chain): Likewise.
4032 (x86_this_parameter): Likewise.
4033 (x86_output_mi_thunk): Likewise.
4034 (ix86_attribute_table): Add description for thiscall attribute.
4035 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4036 * doc/extend.texi: Add documentation for thiscall.
4038 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4041 * c.opt (Wint-to-pointer-cast): Available in C++.
4042 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4044 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4046 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4047 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4048 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4049 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4050 function type instead. Reorder and simplify checks.
4052 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4054 2010-04-08 Jing Yu <jingyu@google.com>
4055 Zdenek Dvorak <ook@ucw.cz>
4057 PR tree-optimization/42720
4058 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4059 loop unswitch conditions here from ...
4060 (tree_unswitch_single_loop): ... here.
4062 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4064 * tree-if-conv.c: Fix comments and simplify logic.
4066 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4068 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4069 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4070 (main_tree_if_conversion): Update call to tree_if_conversion.
4072 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4075 * doc/invoke.texi (-b,-V): Delete.
4076 * doc/tm.texi: Do not mention -b.
4077 * gcc.c (display_help): Delete -b and -V.
4078 (process_command): Delete -b and -V.
4079 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4081 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4082 Wolfgang Gellerich <gellerich@de.ibm.com>
4084 Implement target hook for loop unrolling
4085 * target.h (loop_unroll_adjust): Add a new target hook function.
4086 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4087 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4088 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4089 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4090 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4092 (decide_unroll_stupid): Likewise.
4094 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4097 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4099 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4101 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4102 (Specific, *-*-solaris2*): Likewise.
4103 Don't prefer Sun as over GNU as.
4105 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4107 * config/s390/s390.c (override_options): Adjust the z10 defaults
4108 for max-unroll-times, max-completely-peeled-insns
4109 and max-completely-peel-times.
4111 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4113 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4114 instructions for z10.
4115 (s390_expand_setmem): Likewise.
4116 (s390_expand_cmpmem): Likewise.
4118 2010-04-08 Richard Guenther <rguenther@suse.de>
4120 PR tree-optimization/43679
4121 * tree-ssa-pre.c (eliminate): Only propagate copies.
4123 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4126 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4127 set but not used variable warning.
4129 2010-04-08 Wei Guozhi <carrot@google.com>
4132 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4133 (arm_size_rtx_costs): Call the new function when optimized for size.
4135 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4138 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4139 op0 is not a MEM, just return NULL instead of assertion
4141 (discover_nonconstant_array_refs): Don't walk debug stmts.
4143 2010-04-08 Doug Kwan <dougkwan@google.com>
4145 * configure.ac: Recognize gold and do not use its version number
4146 to test ld features.
4147 * configure: Regenerate.
4149 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4152 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4153 (negate_value): Move code to push elements to broken_up_substracts ...
4154 (eliminate_plus_minus_pair): ... here. Push operands that have no
4155 negative pair to plus_negates.
4156 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4158 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4160 * doc/install.texi (Configuration): Move description of
4161 --enable-lto, --with-libelf*, --enable-gold from Java section to
4164 * doc/generic.texi (Working with declarations)
4165 (Function Properties, C and C++ Trees): Fix typos.
4166 * doc/sourcebuild.texi (Top Level): Likewise.
4168 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4171 * tree.h (DECL_READ_P): Define.
4172 (struct tree_decl_common): Add decl_read_flag.
4173 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4174 a set but not used warning.
4175 (merge_decls): Merge DECL_READ_P flag.
4176 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4177 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4178 * c-common.c (handle_used_attribute, handle_unused_attribute):
4180 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4182 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4184 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4185 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4186 c_parser_binary_expression, c_parser_cast_expression,
4187 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4188 Call default_function_array_read_conversion instead of
4189 default_function_array_conversion where needed.
4190 (c_parser_unary_expression, c_parser_conditional_expression,
4191 c_parser_postfix_expression_after_primary, c_parser_initelt):
4192 Likewise. Call mark_exp_read where needed.
4193 (c_parser_statement_after_labels, c_parser_asm_operands,
4194 c_parser_typeof_specifier, c_parser_sizeof_expression,
4195 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4197 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4199 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4200 (warn_unused_but_set_parameter): Default to warn_unused
4202 * doc/invoke.texi: Document -Wunused-but-set-variable and
4203 -Wunused-but-set-parameter.
4205 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4206 used count variable.
4207 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4208 when operandN variables aren't used in the body of the expander
4210 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4211 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4212 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4213 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4214 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4215 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4216 * tree.c (PROCESS_ARG): Likewise.
4218 2010-04-07 Simon Baldwin <simonb@google.com>
4220 * diagnostic.h (diagnostic_override_option_index): New macro to
4221 set a diagnostic's option_index.
4222 * c-tree.h (c_cpp_error): Add warning reason argument.
4223 * opts.c (_warning_as_error_callback): New.
4224 (register_warning_as_error_callback): Store callback for
4225 warnings enabled via enable_warning_as_error.
4226 (enable_warning_as_error): Call callback, minor code tidy.
4227 * opts.h (register_warning_as_error_callback): Declare.
4228 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4229 response to -Werror=.
4230 (c_common_init_options): Register warning_as_error_callback in opts.c.
4231 * common.opt: Add -Wno-cpp option.
4232 * c-common.c (struct reason_option_codes_t): Map cpp warning
4233 reason codes to gcc option indexes.
4234 * (c_option_controlling_cpp_error): New function, lookup the gcc
4235 option index for a cpp warning reason code.
4236 * (c_cpp_error): Add warning reason argument, call
4237 c_option_controlling_cpp_error for diagnostic_override_option_index.
4238 * doc/invoke.texi: Document -Wno-cpp.
4240 2010-04-07 Richard Guenther <rguenther@suse.de>
4242 * ipa-reference.c (mark_load): Use get_base_address.
4243 (mark_store): Likewise.
4245 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4246 inserting GIMPLE_NOPs into the IL.
4247 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4248 Explicitly strip handled components and indirect references.
4250 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4251 folding address expressions.
4252 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4253 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4254 operand_equal_p to compare decls.
4255 (ptr_deref_may_alias_decl_p): Likewise.
4256 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4257 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4258 Handle reversed comparison ops.
4259 * tree-sra.c (asm_visit_addr): Use get_base_address.
4260 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4261 * ipa-reference.c (mark_address): Use get_base_address.
4263 2010-04-07 Richard Guenther <rguenther@suse.de>
4265 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4266 Propagate constants everywhere.
4268 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4271 * tree.c (MAX_INT_CACHED_PREC): Define.
4272 (nonstandard_integer_type_cache): New array.
4273 (build_nonstandard_integer_type): Cache results for precision
4274 <= MAX_INT_CACHED_PREC.
4276 2010-04-07 Richard Guenther <rguenther@suse.de>
4278 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4279 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4280 * common.opt: Likewise.
4281 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4282 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4283 (nonoverlapping_memrefs_p): Likewise.
4284 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4285 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4286 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4287 OPT_fargument_noalias_global for backward compatibility.
4289 2010-04-07 Richard Guenther <rguenther@suse.de>
4291 PR tree-optimization/43270
4292 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4293 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4294 * tree-ssa-pre.c (phi_translate_1): Adjust.
4295 (fully_constant_expression): Split out vn_reference handling to ...
4296 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4297 Fold reads from constant strings.
4298 (vn_reference_lookup): Handle fully constant references.
4299 (vn_reference_lookup_pieces): Likewise.
4300 * Makefile.in (expmed.o-warn): Add -Wno-error.
4302 2010-04-07 Martin Jambor <mjambor@suse.cz>
4304 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4306 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4309 * gcc.c: Add -static-libstdc++ to list of recognized options.
4311 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4313 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4315 2010-04-07 Richard Guenther <rguenther@suse.de>
4318 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4319 bases build simple mem attributes to retain points-to information.
4321 2010-04-07 Richard Guenther <rguenther@suse.de>
4324 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4325 preserve points-to related information.
4327 2010-04-07 Richard Guenther <rguenther@suse.de>
4330 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4331 discard plain indirect references.
4332 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4333 * tree.c (tree_nop_conversion): Likewise.
4335 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4338 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4340 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4342 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4343 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4345 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4347 * tree-if-conv.c: Fix indentation and comments.
4349 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4351 * tree-if-conv.c: Sort static functions in topological order.
4353 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4355 * tree-if-conv.c: Fix indentation and comments.
4357 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4360 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4361 lang_hooks.types.type_for_size instead of
4362 build_nonstandard_integer_type.
4363 When converting an unsigned type to signed, double its precision.
4364 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4365 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4366 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4369 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4372 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4373 POINTER_PLUS_EXPR for pointer types.
4375 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4378 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4379 * graphite-clast-to-gimple.c: Include langhooks.h.
4380 (max_signed_precision_type): New.
4381 (max_precision_type): Takes two types as arguments.
4382 (precision_for_value): New.
4383 (precision_for_interval): New.
4384 (gcc_type_for_interval): New.
4385 (gcc_type_for_value): New.
4386 (gcc_type_for_clast_term): New.
4387 (gcc_type_for_clast_red): New.
4388 (gcc_type_for_clast_bin): New.
4389 (gcc_type_for_clast_expr): Split up into several functions.
4390 (gcc_type_for_clast_eq): Rewritten.
4391 (compute_bounds_for_level): New.
4392 (compute_type_for_level_1): New.
4393 (compute_type_for_level): New.
4394 (gcc_type_for_cloog_iv): Removed.
4395 (gcc_type_for_iv_of_clast_loop): Rewritten.
4396 (graphite_create_new_loop): Compute the lower and upper bound types
4397 with gcc_type_for_clast_expr.
4398 (graphite_create_new_loop_guard): Same.
4399 (find_cloog_iv_in_expr): Removed.
4400 (compute_cloog_iv_types_1): Removed.
4401 (compute_cloog_iv_types): Removed.
4402 (gloog): Do not call compute_cloog_iv_types.
4403 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4405 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4406 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4407 (GBB_CLOOG_IV_TYPES): Removed.
4409 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4411 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4412 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4413 (detect_commutative_reduction): Same.
4415 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4417 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4418 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4420 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4421 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4422 (rewrite_commutative_reductions_out_of_ssa): Same.
4423 * passes.c (execute_function_todo): Call verify_ssa for every pass
4424 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4425 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4426 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4427 with an extra argument.
4428 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4429 verify_ssa only when the extra argument is true.
4430 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4431 with an extra argument.
4432 (tree_transform_and_unroll_loop): Same.
4434 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4436 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4437 for all the passes of the LNO having LOOP_CLOSED_SSA.
4438 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4439 * tree-loop-distribution.c (pass_loop_distribution): Same.
4440 * tree-pass.h (TODO_verify_loops): Removed.
4441 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4443 (pass_tree_unswitch): Same.
4444 (pass_predcom): Same.
4445 (pass_vectorize): Same.
4446 (pass_linear_transform): Same.
4447 (pass_graphite_transforms): Same.
4448 (pass_iv_canon): Same.
4449 (pass_complete_unroll): Same.
4450 (pass_complete_unrolli): Same.
4451 (pass_parallelize_loops): Same.
4452 (pass_loop_prefetch): Same.
4453 (pass_iv_optimize): Same.
4455 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4458 * passes.c (init_optimization_passes): Move pass_lim before
4459 pass_copy_prop and pass_dce_loop.
4461 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4464 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4465 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4466 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4467 MULTI_* defines for 4 argument vpermil2p* builtins.
4469 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4471 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4472 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4473 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4474 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4475 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4476 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4477 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4478 Use x86_maybe_negate_const_int to output insn mnemonic.
4479 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4480 check from instruction predicate. Update comments.
4481 * config/i386/sync.md (sync_add<mode>): Use
4482 x86_maybe_negate_const_int to output insn mnemonic.
4484 2010-04-06 Jan Hubicka <jh@suse.cz>
4486 PR tree-optimization/42906
4487 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4488 IGNORE_SELF argument. Set visited_control_parents for fully
4490 (find_obviously_necessary_stmts): Update call of
4491 mark_control_dependent_edges_necessary.
4492 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4494 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4496 * config/i386/i386.md: Remove comment about 'e' and 'E'
4499 2010-04-06 Richard Guenther <rguenther@suse.de>
4501 PR tree-optimization/43627
4502 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4503 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4506 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4508 * BASE-VER: Change to 4.6.0.
4511 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4514 2010-04-06 Richard Guenther <rguenther@suse.de>
4517 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4519 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4521 * doc/invoke.texi (Optimize Options): Document that LTO
4522 won't remove object access purely due to incompatible
4525 2010-04-04 Matthias Klose <doko@ubuntu.com>
4527 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4528 Initialize variable.
4530 2010-04-03 Richard Guenther <rguenther@suse.de>
4533 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4534 require a non-NULL MEM_OFFSET.
4536 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4538 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4539 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4540 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4541 config/alpha/predicates.md, config/arm/arm.md,
4542 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4543 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4544 config/darwin9.h, config/darwin.c, config/darwin.h,
4545 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4546 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4547 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4548 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4549 config/mips/mips.md, config/mn10300/mn10300.c,
4550 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4551 config/rs6000/aix.h, config/rs6000/dfp.md,
4552 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4553 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4554 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4555 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4556 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4557 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4558 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4559 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4560 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4561 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4562 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4563 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4564 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4565 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4566 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4567 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4568 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4569 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4570 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4571 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4572 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4573 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4574 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4575 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4576 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4577 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4578 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4579 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4580 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4581 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4582 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4583 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4584 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4585 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4586 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4587 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4589 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4592 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4593 * aclocal.m4: Regenerate.
4595 2010-04-02 Richard Guenther <rguenther@suse.de>
4597 PR tree-optimization/43629
4598 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4599 if we have seen a constant value.
4601 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4603 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4605 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4608 * arm.c (legitimize_tls_address): Adjust call to
4609 gen_tls_load_dot_plus_four.
4610 (arm_note_pic_base): New function.
4611 (arm_cannot_copy_insn_p): Use it.
4612 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4615 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4620 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4622 * Makefile.in ($(out_object_file)): Depend on
4623 gt-$(basename $(notdir $(out_file))).h.
4625 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4627 * config.gcc (lm32-*-rtems*): Add t-lm32.
4629 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4631 * config.gcc: Add lm32-*-rtems*.
4632 * config/lm32/rtems.h: New file.
4634 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4637 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4639 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4641 * dwarf2out.c (output_compilation_unit_header): For
4642 -gdwarf-4 use version 4 instead of version 3.
4643 (output_line_info): For version 4 and above emit additional
4644 maximum ops per insn header field.
4645 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4647 * dwarf2out.c (is_c_family, is_java): Remove.
4648 (lower_bound_default): New function.
4649 (add_bound_info, gen_descr_array_type_die): Use it.
4651 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4654 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4655 re-declaration when it happens in a function.
4657 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4659 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4660 (cgraph_remove_function_insertion_hook): Same.
4661 (cgraph_call_function_insertion_hooks): Same.
4663 2010-04-01 Richard Guenther <rguenther@suse.de>
4666 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4667 and TREE_THIS_VOLATILE.
4668 (copy_ref_info): Likewise.
4669 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4670 * tree.c (build6_stat): Ignore side-effects of all but arg5
4671 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4674 2010-04-01 Richard Guenther <rguenther@suse.de>
4676 PR tree-optimization/43607
4677 * ipa-type-escape.c (check_call): Do not access non-existing
4680 2010-04-01 Richard Guenther <rguenther@suse.de>
4684 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4685 Jack Howarth <howarth@bromo.med.uc.edu>
4687 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4690 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4692 * doc/install.texi (Prerequisites): Document libelf usability on
4693 IRIX 5/6 and Solaris 2.
4694 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4695 Update GNU as, GNU ld requirements.
4696 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4697 Document Sun Studio compiler download.
4698 Update and simplify as, ld recommendations.
4699 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4701 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4703 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4704 with_tune_32 to pentium4.
4706 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4708 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4710 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4712 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4713 obsoletion, removal.
4715 Document GNU as requirement.
4716 Update configure requirements.
4717 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4718 Recomment IRIX 6.5.18+.
4719 Document IDF/IDL requirement.
4720 Document GNU as requirement.
4721 Document GNU ld bootstrap failure.
4722 Remove freeware.sgi.com reference.
4724 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4726 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4727 UNIX V4.0, V5.0 obsoletion, removal.
4728 Remove --with-gc=simple reference.
4729 Update VM requirements during bootstrap.
4730 Remove -oldas bootstrap description.
4731 Update binutils reference.
4732 Remove comparison failure note.
4734 2010-03-31 Richard Guenther <rguenther@suse.de>
4735 Zdenek Dvorak <ook@ucw.cz>
4736 Sebastian Pop <sebastian.pop@amd.com>
4739 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4740 with multiple arguments.
4741 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4743 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4745 * graphite-dependences.c (print_pddr): Call print_pdr with an
4747 * graphite-poly.c (debug_pdr): Add an extra argument for the
4750 (print_pbb_domain): Same.
4752 (print_scop_context): Same.
4754 (print_cloog): Same.
4755 (debug_pbb_domain): Same.
4759 (debug_scop_context): Same.
4761 (debug_cloog): Same.
4762 (print_scop_params): Same.
4763 (debug_scop_params): Same.
4764 (print_iteration_domain): Same.
4765 (print_iteration_domains): Same.
4766 (debug_iteration_domain): Same.
4767 (debug_iteration_domains): Same.
4768 (print_scattering_function): Same.
4769 (print_scattering_functions): Same.
4770 (debug_scattering_function): Same.
4771 (debug_scattering_functions): Same.
4772 * graphite-poly.h (debug_pdr): Update declaration.
4774 (print_pbb_domain): Same.
4776 (print_scop_context): Same.
4778 (print_cloog): Same.
4779 (debug_pbb_domain): Same.
4783 (debug_scop_context): Same.
4785 (debug_cloog): Same.
4786 (print_scop_params): Same.
4787 (debug_scop_params): Same.
4788 (print_iteration_domain): Same.
4789 (print_iteration_domains): Same.
4790 (debug_iteration_domain): Same.
4791 (debug_iteration_domains): Same.
4792 (print_scattering_function): Same.
4793 (print_scattering_functions): Same.
4794 (debug_scattering_function): Same.
4795 (debug_scattering_functions): Same.
4797 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4799 * graphite-poly.c (print_scattering_function_1): New.
4800 (print_scattering_function): Call it.
4801 (print_scop_params): Remove spaces at the end of lines.
4804 * graphite-poly.h (print_cloog): Declared.
4805 (debug_cloog): Declared.
4807 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4809 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4811 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4812 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4813 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4814 to switch between adding the IV bump in loop->latch or in loop->header.
4816 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4818 * graphite-poly.c (print_scattering_function): Pretty print following
4821 (print_pbb_domain): Same.
4822 (dump_gbb_cases): Same.
4823 (dump_gbb_conditions): Same.
4826 (print_scop_params): Same.
4827 (print_scop_context): Same.
4829 (print_pbb_body): New.
4830 (lst_indent_to): New.
4831 (print_lst): Start new lines with a #.
4832 * graphite-poly.h (pbb_bb): New.
4833 (pbb_index): Use pbb_bb.
4834 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4836 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4838 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4840 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4841 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4842 and 0 instead of 1 for dw_val_class_flag.
4843 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4844 dw_val_class_range_list, dw_val_class_loc_list,
4845 dw_val_class_lineptr and dw_val_class_macptr, use
4846 DW_FORM_flag_present for dw_val_class_flag and
4847 DW_FORM_exprloc for dw_val_class_loc.
4848 (output_die): For -gdwarf-4 print dw_val_class_loc
4849 size as uleb128 instead of 1 or 2 bytes and don't print
4850 anything for dw_val_class_flag.
4852 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4853 instead of cselib_lookup following by tweaking locs->setting_insn.
4856 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4857 even before returning from label, setjmp call or volatile asm
4860 2010-03-31 Richard Guenther <rguenther@suse.de>
4863 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4864 temporary data on stack.
4866 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4868 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4869 (PUSHSECTION_ASM_OP): Remove.
4870 (POPSECTION_ASM_OP): Remove.
4871 (PUSHSECTION_FORMAT): Remove.
4872 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4873 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4874 * config/sol2.c (solaris_output_init_fini): Use it.
4876 2010-03-31 Jie Zhang <jie@codesourcery.com>
4879 * opt-functions.awk (var_type_struct): Use signed char type
4880 for simple variables.
4882 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4884 * config/sol2.c: Include output.h.
4885 (solaris_assemble_visibility): New function.
4886 * config/t-sol2 (sol2.o): Add output.h dependency.
4887 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4888 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4891 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4894 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4895 V2SImode or XFmode on PRE_DEC.
4898 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4901 2010-03-31 Jie Zhang <jie@codesourcery.com>
4904 * reload.h (caller_save_initialized_p): Declare.
4905 * toplev.c (backend_init_target): Don't call
4906 init_caller_save but set caller_save_initialized_p to false.
4907 * caller-save.c (caller_save_initialized_p): Define.
4908 (init_caller_save): Check caller_save_initialized_p.
4909 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4911 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4914 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4915 and soft-fp/t-softfp to tmake_file.
4916 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4917 (LIBGCC2_TF_CEXT): Define.
4920 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4923 * cselib.c (n_useless_values): Document handling of debug locs.
4924 (n_useless_debug_values, n_debug_values): New variables.
4925 (new_elt_loc_list): Don't add to debug values, keep count.
4926 (promote_debug_loc): New.
4927 (cselib_reset_table): Zero new variables.
4928 (entry_and_rtx_equal_p): Promote debug locs.
4929 (discard_useless_locs): Increment n_useless_debug_values for
4931 (remove_useless_values): Adjust n_useless_values and n_debug_values
4932 with n_useless_debug_values.
4933 (add_mem_for_addr): Promote debug locs.
4934 (cselib_lookup_mem): Likewise.
4935 (cselib_lookup_addr): Renamed to...
4936 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4937 (cselib_log_lookup): ... this. Turn into...
4938 (cselib_lookup_addr): ... new wrapper.
4939 (cselib_lookup_from_insn): New.
4940 (cselib_invalidate_regno): Increment n_useless_debug_values for
4942 (cselib_invalidate_mem): Likewise.
4943 (cselib_process_insn): Take n_deleted and n_debug_values into
4944 account to guard remove_useless_value call.
4945 (cselib_finish): Zero n_useless_debug_values.
4946 * cselib.h (cselib_lookup_from_insn): Declare.
4947 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4948 (sched_analyze_2): Likewise.
4950 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4952 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4954 (adjust_mems): Replace narrowing SUBREG of expression containing
4955 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4956 with operations in the narrower mode.
4959 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4960 regs_invalidated_by_call instead all call_used_reg_set registers.
4962 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4965 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4966 pointer comparisons with types_compatible_p.
4967 * tree-vect-stmts.c (vectorizable_call): Same.
4968 (vectorizable_condition): Same.
4970 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4972 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4973 stack check if the mask would be zero.
4975 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4976 Jack Howarth <howarth@bromo.med.uc.edu>
4978 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4981 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4984 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4986 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4987 Include ___unordxf2 and ___unordtf2.
4988 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4991 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4993 * config/lm32/t-lm32: New file.
4994 * config.gcc: Use the above file when targetting lm32.
4996 2010-03-28 Duncan Sands <baldrick@free.fr>
4998 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5000 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5003 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5004 Improve vectorization cost model diagnostic.
5006 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5009 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5010 compute_data_dependences_for_loop returns false, early exit
5011 and output an extra diagnostic for the failed data reference
5014 2010-03-29 Richard Guenther <rguenther@suse.de>
5016 PR tree-optimization/43560
5017 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5018 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5020 2010-03-29 Jie Zhang <jie@codesourcery.com>
5023 * toplev.c (process_options): Set optimization_default_node
5024 and optimization_current_node.
5025 * opts.c (decode_options): Don't set optimization_default_node
5026 and optimization_current_node.
5028 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5030 * config/rtems.h: Abandon -qrtems_debug.
5032 2010-03-28 Jan Hubicka <jh@suse.cz>
5034 PR tree-optimization/43505
5035 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5036 map should not be copied.
5038 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5041 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5042 cdtors, set DECL_PRESERVE_P.
5043 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5046 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5048 PR tree-optimization/43528
5049 * stor-layout.c (place_field): Check that constant fits into
5050 unsigned HWI when skipping calculation of MS bitfield layout.
5052 2010-03-27 Jan Hubicka <jh@suse.cz>
5055 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5056 notice_global_symbol work.
5058 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5060 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5061 instead of dwarf2out_decl.
5062 (struct var_loc_node): Remove section_label field.
5063 (dwarf2out_function_decl): New function.
5064 (dwarf2out_var_location): Don't set section_label field.
5065 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5067 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5069 PR tree-optimization/43544
5070 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5071 First argument for builtin vectorized function hook is now a
5072 tree to be able to distinguish between machine specific and
5074 * targhooks.c (default_builtin_vectorized_function): Ditto.
5075 * targhooks.h (default_builtin_vectorized_function): Ditto.
5076 * target.h (struct gcc_target): Ditto.
5077 * tree-vect-stmts.c (vectorizable_function): Ditto.
5078 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5079 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5082 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5085 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5086 nested binding iff it is a FUNCTION_DECL.
5087 (store_parm_decls_newstyle): Pass nested=true to bind for
5088 FUNCTION_DECLs amongst parameters.
5090 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5092 * var-tracking.c (vt_expand_loc_callback): Don't run
5093 cselib_expand_value_rtx_cb in dummy mode if
5094 cselib_dummy_expand_value_rtx_cb returned false.
5096 * var-tracking.c (emit_note_insn_var_location): For one part
5097 notes with offset 0, don't add EXPR_LIST around the location.
5098 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5099 add_location_or_const_value_attribute): Adjust for that change.
5102 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5103 into first operand and location into second.
5104 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5105 dw_cfi_oprnd_loc for DW_CFA_expression.
5106 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5107 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5108 assume first argument is regnum and second argument is location.
5110 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5113 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5114 of scratch register to DImode. Split to DImode comparison operator.
5115 Use SImode subreg of scratch register in the multiplication.
5116 (*cmp_sadd_sidi): Ditto.
5117 (*cmp_ssub_si): Ditto.
5118 (*cmp_ssub_sidi): Ditto.
5120 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5123 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5124 Remove invalid assert and wrong comment.
5126 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5129 * flags.h (final_insns_dump_p): New extern.
5130 * final.c (final_insns_dump_p): New variable.
5131 (rest_of_clean_state): Set it before -fdump-final-insns=
5132 dumping, clear afterwards.
5133 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5134 MEM_ALIAS_SET on MEMs.
5136 2010-03-26 David S. Miller <davem@davemloft.net>
5138 * configure.ac: Fix sparc GOTDATA_OP bug check.
5139 * configure: Rebuild.
5141 2010-03-26 Alan Modra <amodra@gmail.com>
5143 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5145 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5147 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5148 TLS_SECTION_ASM_FLAG.
5150 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5153 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5154 Clear first_function_block_is_cold.
5157 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5158 argument if the argument is truth_value_p.
5160 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5162 * config/rs6000/constraints.md: Update copyright year for my changes.
5165 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5166 used in reg+reg addressing, swap registers.
5168 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5171 * target.h (struct gcc_target): Add code_end hook.
5172 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5174 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5175 * toplev.c (compile_file): Call targetm.asm_out.code_end
5176 hook before unwind info/debug info output.
5177 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5178 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5179 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5180 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5181 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5182 * config/i386/i386.c (ix86_file_end): Renamed to...
5183 (ix86_code_end): ... this. Make static. Don't call
5184 file_end_indicate_exec_stack. Emit unwind info using
5185 final_start_function/final_end_function.
5186 (darwin_x86_file_end): Remove.
5187 (TARGET_ASM_CODE_END): Define.
5188 * config/i386/i386.h (TARGET_ASM_FILE_END,
5189 NEED_INDICATE_EXEC_STACK): Don't define.
5190 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5191 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5192 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5193 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5196 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5197 at the beginning and final_end_function at the end.
5198 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5200 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5202 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5203 and Sun as TLS syntax.
5204 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5205 * configure: Regenerate.
5206 * config.in: Regenerate.
5207 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5208 (default_elf_asm_named_section): Use it.
5209 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5210 (i386_output_dwarf_dtprel): Likewise.
5211 (output_addr_const_extra): Likewise.
5212 (output_pic_addr_const): Lowercase @GOTTPOFF.
5213 (output_addr_const_extra): Likewise.
5214 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5215 (output_addr_const_extra): Likewise.
5216 (output_pic_addr_const): Lowercase @INDNTPOFF.
5217 (output_addr_const_extra): Likewise.
5218 (output_pic_addr_const): Lowercase @NTPOFF.
5219 (output_addr_const_extra): Likewise.
5220 (output_pic_addr_const): Lowercase @TPOFF.
5221 (output_addr_const_extra): Likewise.
5222 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5223 (*tls_global_dynamic_64): Likewise.
5224 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5225 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5227 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5228 (ASM_OUTPUT_TLS_COMMON): Use it.
5229 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5232 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5233 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5234 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5235 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5236 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5237 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5239 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5241 * config/i386/i386.c (override_options): Don't accept
5242 -mtls-dialect=sun any longer.
5243 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5244 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5245 (*tls_local_dynamic_base_32_sun): Likewise.
5246 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5248 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5251 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5252 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5255 * ira.c (adjust_cleared_regs): New function.
5256 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5260 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5262 * expr.c (expand_expr_real): Restore previous
5263 curr_insn_source_location and curr_insn_block after
5264 expand_expr_real_1 call.
5265 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5266 instead of expand_expr_real_1.
5268 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5270 PR rtl-optimization/43413
5271 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5274 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5277 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5278 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5280 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5282 * config/i386/i386.c (ix86_target_string): Add -mfma.
5283 Fix a typo in comment.
5285 2010-03-22 Mike Stump <mikestump@comcast.net>
5288 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5289 Don't overly align based upon packed packed fields.
5291 2010-03-22 Jason Merrill <jason@redhat.com>
5293 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5294 Use () rather than [], and move before the element type.
5296 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5298 * doc/configfiles.texi (Configuration Files): Removed
5299 fixinc/Makefile*, intl/Makefile.*.
5300 * doc/makefile.texi: Fixed markup. Abstract from version
5301 control system used.
5302 (Makefile): Removed obsolete gcc/java/parse.y example.
5303 * doc/sourcebuild.texi: Likewise.
5304 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5305 libgomp, libssp. Removed fastjar.
5306 (Miscellaneous Docs): Clarify location.
5307 Added COPYING3, COPYING3.LIB.
5308 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5310 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5313 * config/i386/i386.c (x86_function_profiler)
5314 [!NO_PROFILE_COUNTERS]: Fix typo.
5315 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5318 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5319 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5321 * doc/sourcebuild.texi (Test Directives): Split into six
5322 subsections, with most of the current text in new subsections
5323 Directives, Selectors, and Final Actions.
5324 (Directives): Split list of test directives into multiple
5326 (Selectors): Describe use and syntax of selectors.
5327 (Effective-Target Keywords): Describe all existing keywords.
5328 (Add Options): Describe features for dg-add-options.
5329 (Require Support): Describe variants of dg-require-support.
5330 (Final Actions): Describe commands to use in dg-final.
5332 2010-03-22 Michael Matz <matz@suse.de>
5335 * recog.c (validate_replace_rtx_group): Replace also in
5336 REG_EQUAL and REG_EQUIV notes.
5338 2010-03-22 Richard Guenther <rguenther@suse.de>
5340 PR tree-optimization/43390
5341 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5342 sure vector extracts are type correct.
5344 2010-03-22 Richard Guenther <rguenther@suse.de>
5347 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5348 x * sqrt (x) even when optimizing for size if the target
5349 has native support for sqrt.
5351 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5353 * varasm.c (make_decl_rtl_for_debug): Also clear
5354 flag_mudflap for the duration of make_decl_rtl call.
5357 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5358 locs from preserved VALUEs.
5360 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5363 * pa.md (movmemsi): Set align to one if zero.
5364 (movmemdi): Likewise.
5366 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5369 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5370 with their corresponding prologue pushes.
5372 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5375 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5376 at the begining or end.
5377 (spu_expand_epilogue): Likewise.
5379 2010-03-20 Richard Guenther <rguenther@suse.de>
5381 PR rtl-optimization/43438
5382 * combine.c (make_extraction): Properly zero-/sign-extend an
5383 extraction of the low part of a CONST_INT. Also handle
5386 2010-03-19 Mike Stump <mikestump@comcast.net>
5388 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5389 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5390 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5392 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5395 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5398 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5400 PR rtl-optimization/42258
5401 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5402 use that may match DEF.
5405 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5406 the cost of loading the constant rather than assuming
5408 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5409 outer code is AND, do the same tests as the andsi3 expander and
5410 return COSTS_N_INSNS (1) if and is cheap.
5412 * optabs.c (avoid_expensive_constant): Fix formatting.
5414 2010-03-19 Michael Matz <matz@suse.de>
5417 * attribs.c (decl_attributes): When rebuilding a function pointer
5418 type use the same qualifiers as the original pointer type.
5420 2010-03-19 Martin Jambor <mjambor@suse.cz>
5422 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5423 and is_gimple_ip_invariant_address.
5425 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5428 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5430 * config/arm/arm.c (arm_override_options): Turn off
5431 flag_dwarf2_cfi_asm for AAPCS variants.
5433 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5436 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5437 Use PRE_MODIFY instead of PRE_DEC.
5438 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5439 (vfp_emit_fstmd): Likewise.
5441 2010-03-19 Michael Matz <matz@suse.de>
5444 * builtins.c (expand_builtin_interclass_mathfn,
5445 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5448 2010-03-19 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/43415
5451 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5452 (phi_translate_1): ... this.
5453 (phi_translate): Move all caching here. Cache all NARY
5454 and REFERENCE translations.
5456 2010-03-19 David S. Miller <davem@davemloft.net>
5458 With help from Eric Botcazou.
5459 * config/sparc/sparc.c: Include dwarf2out.h.
5460 (emit_pic_helper): Delete.
5461 (pic_helper_symbol_name): Delete.
5462 (pic_helper_emitted_p): Delete.
5463 (pic_helper_needed): New.
5464 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5465 (get_pc_thunk_name): New.
5466 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5467 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5468 Set pic_helper_needed to true. Don't call emit_pic_helper.
5469 (sparc_expand_prologue): Update load_pic_register call.
5470 (sparc_output_mi_thunk): Likewise.
5471 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5472 thunk if possible. Output CFI information as needed.
5474 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5475 Jack Howarth <howarth@bromo.med.uc.edu>
5478 * config/i386/i386.h: Fix ABI on darwin x86-32.
5480 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5482 * tree.h: Declare make_decl_rtl_for_debug.
5483 * varasm.c (make_decl_rtl_for_debug): New.
5484 * dwarf2out.c (rtl_for_decl_location): Call it.
5485 * cfgexpand.c (expand_debug_expr): Call it.
5487 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5490 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5494 * var-tracking.c (vt_init_cfa_base): Do nothing if
5495 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5497 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5500 * var-tracking.c (canonicalize_vars_star): New.
5501 (dataflow_post_merge_adjust): Use it.
5503 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5506 * var-tracking.c (non_suitable_const): New function.
5507 (add_uses): For DEBUG_INSNs with constants, don't record any
5508 value, instead just the constant value itself.
5509 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5510 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5511 (emit_notes_in_bb): Likewise.
5512 (emit_note_insn_var_location): For onepart variables if
5513 cur_loc is a VOIDmode constant, use DECL_MODE.
5515 2010-03-18 Martin Jambor <mjambor@suse.cz>
5518 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5519 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5520 all non-clones. Moved call redirection...
5521 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5522 (cgraph_materialize_all_clones): Dispose of all
5523 combined_args_to_skip bitmaps.
5524 (verify_cgraph_node): Do not check for edges pointing to wrong
5525 nodes in inline clones.
5526 * tree-inline.c (copy_bb): Call
5527 cgraph_redirect_edge_call_stmt_to_callee.
5528 * ipa.c (cgraph_remove_unreachable_nodes): Call
5529 cgraph_node_remove_callees even when there are used clones.
5531 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5533 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5535 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5538 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5541 2010-03-18 Michael Matz <matz@suse.de>
5544 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5545 into sqrt(x) if we need to preserve signed zeros.
5547 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5548 Eric Botcazou <ebotcazou@adacore.com>
5550 PR rtl-optimization/43360
5551 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5552 note if we don't know its invariant status.
5554 2010-03-18 Michael Matz <matz@suse.de>
5556 PR tree-optimization/43402
5557 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5558 PHI chains of ssa names registered for update.
5560 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5563 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5564 non-offsettable and pre_modify update addressing.
5565 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5566 and "2" alternatives "#".
5567 (*movdd_softfloat32): Make all alternatives "#";
5568 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5569 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5570 (*movdf_softfloat32): Make all alternatives "#";
5571 (movdi): Use the new DIFD mode iterator to create a common splitter
5572 for movdi, movdf and movdd patterns.
5574 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5576 * common.opt (dumpdir): Remove redundant tab.
5578 2010-03-17 Martin Jambor <mjambor@suse.cz>
5580 PR tree-optimization/43347
5581 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5582 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5584 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5586 PR rtl-optimization/42216
5587 * regrename.c (create_new_chain): New function, broken out from...
5588 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5589 appending a use to an empty chain.
5590 (build_def_use): Remove previous changes that convert OP_INOUT to
5591 OP_OUT operands; instead detect the case where an OP_INOUT operand
5592 uses a previously untracked register and create an empty chain for it.
5594 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5596 * doc/extend.texi (Function Attributes): Rewrite unfinished
5597 sentence in ms_abi documentation.
5599 2010-03-17 Alan Modra <amodra@gmail.com>
5601 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5602 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5603 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5604 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5606 2010-03-16 Richard Henderson <rth@redhat.com>
5609 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5610 (lower_try_finally): Save and restore eh_seq around the expansion
5613 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5615 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5616 statements before splitting block.
5618 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5620 * doc/sourcebuild.texi (Testsuites): Fix markup.
5621 Use pathnames relative to gcc/testsuite.
5622 (Test Directives): Move description of how timeout is determined.
5623 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5624 (C Tests): Correct gcc.misc-tests directory.
5625 Framework tests now live in gcc.test-framework.
5627 2010-03-16 Richard Guenther <rguenther@suse.de>
5630 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5631 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5633 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5634 Alexandre Oliva <aoliva@redhat.com>
5636 PR tree-optimization/42917
5637 * lambda-code.c (remove_iv): Skip debug statements.
5638 (lambda_loopnest_to_gcc_loopnest): Likewise.
5639 (not_interesting_stmt): Debug statements are not interesting.
5641 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5645 * cselib.c (cselib_preserve_constants,
5646 cfa_base_preserved_val): New static variables.
5647 (preserve_only_constants): New function.
5648 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5649 clear its REG_VALUES. If cselib_preserve_constants, don't
5650 empty the whole hash table, but preserve there VALUEs with constants,
5651 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5652 (cselib_preserve_cfa_base_value): New function.
5653 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5654 (cselib_init): Change argument to int bitfield. Set
5655 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5657 (cselib_finish): Clear cselib_preserve_constants and
5658 cfa_base_preserved_val.
5659 * cselib.h (enum cselib_record_what): New enum.
5660 (cselib_init): Change argument to int.
5661 (cselib_preserve_cfa_base_value): New prototype.
5662 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5663 * dse.c (dse_step1): Likewise.
5664 * cfgcleanup.c (thread_jump): Likewise.
5665 * sched-deps.c (sched_analyze): Likewise.
5666 * gcse.c (local_cprop_pass): Likewise.
5667 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5668 If FN is non-NULL, call the callback always and whenever it returns
5669 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5670 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5671 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5672 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5673 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5674 * var-tracking.c: Include recog.h.
5675 (bb_stack_adjust_offset): Remove.
5676 (vt_stack_adjustments): Don't call it, instead just gather the
5677 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5678 (adjust_stack_reference): Remove.
5679 (compute_cfa_pointer): New function.
5680 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5681 (struct adjust_mem_data): New type.
5682 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5684 (get_address_mode): New function.
5685 (replace_expr_with_values): Use it.
5686 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5687 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5688 (adjust_sets): Remove.
5689 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5690 Use get_address_mode.
5691 (get_adjusted_src): Remove.
5692 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5693 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5694 (add_with_sets): Don't call adjust_sets.
5695 (fp_setter, vt_init_cfa_base): New functions.
5696 (vt_initialize): Change return type to bool. Move most of pool etc.
5697 initialization to the beginning of the function from end. Pass
5698 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5699 If !frame_pointer_needed, call vt_stack_adjustment before mos
5700 vector is filled, call vt_init_cfa_base if argp/framep has been
5701 eliminated to sp. If frame_pointer_needed and argp/framep has
5702 been eliminated to hard frame pointer, set
5703 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5704 encountering fp setter in the prologue. For MO_ADJUST, call
5705 log_op_type before pusing the op into mos vector, not afterwards.
5706 Call adjust_insn before cselib_process_insn/add_with_sets,
5707 call cancel_changes (0) afterwards.
5708 (variable_tracking_main_1): Adjust for vt_initialize calling
5709 vt_stack_adjustments and returning whether it succeeded or not.
5711 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5713 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5716 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5718 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5720 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5721 drap_reg has not been set.
5723 2010-03-15 Michael Matz <matz@suse.de>
5726 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5727 use it to expand block copies.
5728 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5729 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5730 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5732 2010-03-15 Richard Guenther <rguenther@suse.de>
5734 PR tree-optimization/43367
5735 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5738 2010-03-15 Richard Guenther <rguenther@suse.de>
5740 PR tree-optimization/43317
5741 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5743 2010-03-15 Martin Jambor <mjambor@suse.cz>
5745 PR tree-optimization/43141
5746 * tree-sra.c (create_abstract_origin): New function.
5747 (modify_function): Call create_abstract_origin.
5749 2010-03-15 Chris Demetriou <cgd@google.com>
5751 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5754 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5757 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5758 call insert_out_of_ssa_copy for default definitions.
5760 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5762 * graphite-clast-to-gimple.c (my_long_long): Defined.
5763 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5764 * graphite-sese-to-poly.c (my_long_long): Defined.
5765 (scop_ivs_can_be_represented): Use it.
5767 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5769 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5770 graphite-max-bbs-per-function, and loop-block-tile-size.
5771 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5773 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5775 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5777 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5778 forward declaration.
5779 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5780 (add_upper_bounds_from_estimated_nit): New.
5781 (build_loop_iteration_domains): Use it.
5783 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5785 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5787 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5790 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5791 should be an INTEGER_CST. Also handle CASE_CONVERT.
5793 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5795 * graphite.c (graphite_initialize): To bound the number of bbs per
5796 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5797 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5798 * doc/invoke.texi: Document it.
5800 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5802 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5803 * graphite-sese-to-poly.h (build_poly_scop): Same.
5805 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5807 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5808 the number of parameters in the scop. Use as an upper bound
5809 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5810 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5811 * doc/invoke.texi: Document it.
5813 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5815 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5816 * doc/c-tree.texi: Remove.
5817 * doc/generic.texi: Merge c-tree.texi here.
5818 * doc/gccint.texi (Trees): Remove menu entry.
5819 (c-tree.texi): Remove @include.
5820 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5821 * doc/languages.texi (Reading RTL): Ditto.
5823 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5826 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5828 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5831 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5832 code added to work around reload clobbering CONST insns.
5834 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5836 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5837 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5838 (cselib_preserve_only_values): Remove retain argument, don't
5839 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5840 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5841 * var-tracking.c (micro_operation): Move insn field before union.
5842 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5843 (struct variable_tracking_info_def): Remove n_mos field, change
5844 mos into a vector of micro_operations.
5845 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5846 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5847 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5848 changing into a vector.
5849 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5850 come before all other uops generated by add_stores.
5851 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5853 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5854 a vector. Run just one pass over the bbs instead of separate counting
5855 and computation phase.
5856 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5859 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5860 into *nonlocalized_list vector.
5861 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5862 even if origin is non-NULL.
5863 (gen_variable_die): Likewise.
5864 (process_scope_var): Don't change origin.
5865 (gen_decl_die): Likewise.
5866 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5867 before adding new edges instead of after it, fix moving over
5870 2010-03-11 David S. Miller <davem@davemloft.net>
5872 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5874 * configure: Rebuild.
5876 2010-03-11 Martin Jambor <mjambor@suse.cz>
5878 PR tree-optimization/43257
5879 * tree.c (assign_assembler_name_if_neeeded): New function.
5880 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5882 * tree.h (assign_assembler_name_if_neeeded): Declare.
5883 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5884 the function if needed.
5886 2010-03-11 Chris Demetriou <cgd@google.com>
5888 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5889 include/stdint-gcc.h, and include/stdint.h world-readable.
5891 2010-03-11 Richard Guenther <rguenther@suse.de>
5893 PR tree-optimization/43255
5894 * tree-vrp.c (process_assert_insertions_for): Do not insert
5895 asserts for trivial conditions.
5897 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5899 PR tree-optimization/43280
5900 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5901 generation. Move calculation of size out of the if branch.
5902 (find_bswap): Modify compare number generation.
5904 2010-03-11 Richard Guenther <rguenther@suse.de>
5907 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5908 (input_gimple_stmt): Fixup handled component types during
5909 operand read. Also fix up decls in ADDR_EXPRs.
5911 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5913 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5914 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5916 2010-03-10 Jan Hubicka <jh@suse.cz>
5919 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5920 * varasm.c (get_variable_section): Don't do that here...
5921 (make_decl_rtl): ... and here.
5922 (do_assemble_alias): Produce decl RTL.
5923 (assemble_alias): Likewise.
5925 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5928 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5929 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5931 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5932 (based_loc_descr): Only express drap or vdrap regno based expressions
5933 using DW_OP_fbreg when not optimizing.
5934 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5935 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5936 REG_CFA_SET_VDRAP note.
5938 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5940 PR tree-optimization/43236
5941 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5942 error in calculation of base address in reverse iteration case.
5943 (generate_builtin): Take number of latch executions if the statement
5946 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5949 * tree-eh.c: Include pointer-set.h.
5950 (lower_eh_dispatch): Filter out duplicate case labels and
5951 remove the unneeded edge when the label is unused. Return
5952 true when some edges are removed.
5953 (execute_lower_eh_dispatch): When any lowering resulted in
5954 removing an edge, also delete unreachable blocks.
5956 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5959 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5960 UNSPEC_MACHOPIC_OFFSET.
5962 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5965 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5966 (m68k_delegitimize_address): New function.
5968 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5971 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5974 * var-tracking.c (adjust_sets): New function.
5975 (count_with_sets, add_with_sets): Use it.
5976 (get_adjusted_src): New inline function.
5977 (add_stores): Use it.
5980 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5981 call cselib_dummy_expand_value_rtx_cb instead of
5982 cselib_expand_value_rtx_cb.
5985 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5986 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5987 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5988 and .cfi_endproc around the pic thunks.
5989 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5990 all queued unwind info register saves are saved before the call.
5991 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5992 considered as sp-=4 for unwind info and the pop as sp+=4 which
5993 also clobbers dest, but doesn't actually restore it.
5996 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5997 RTX_FRAME_RELATED_P.
5999 2010-03-09 Jie Zhang <jie@codesourcery.com>
6001 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6002 whitespaces in output template.
6004 2010-03-09 Jie Zhang <jie@codesourcery.com>
6006 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6009 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6011 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6012 builtins.exp in a separate job.
6014 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6016 * graphite-sese-to-poly.c (add_param_constraints): Use
6017 lower_bound_in_type and upper_bound_in_type.
6019 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6021 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6022 instead of unsigned_type_node.
6024 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6025 Reza Yazdani <reza.yazdani@amd.com>
6028 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6029 on pointer type parameters.
6031 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6035 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6036 handle conversions from pointer to integers.
6037 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6038 induction variable, to be able to work with code generated by CLooG.
6039 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6040 (build_poly_scop): Bail out if we cannot codegen a loop.
6042 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6044 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6045 code generation with gloog_error.
6047 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6049 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6050 Call fold_convert on all the returned values.
6051 (expand_scalar_variables_expr): Pass to
6052 expand_scalar_variables_ssa_name the type of the resulting expression.
6054 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6056 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6057 ppl_min_for_le_pointset.
6058 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6059 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6061 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6063 * graphite-dependences.c (map_into_dep_poly): Removed.
6064 (dependence_polyhedron_1): Use combine_context_id_scat.
6066 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6068 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6069 (struct poly_bb): Same.
6070 (combine_context_id_scat): New.
6072 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6075 * sese.c (name_defined_in_loop_p): Return false for default
6078 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6080 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6081 and clean up the logic.
6083 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6085 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6088 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6090 * var-tracking.c (remove_cselib_value_chains): Define only for
6092 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6093 delete_slot_part, emit_notes_for_differences_1): Don't call
6094 remove_cselib_value_chains here.
6095 (set_slot_part, emit_notes_for_differences_2): Don't call
6096 add_cselib_value_chains here.
6097 (preserved_values): New vector.
6098 (preserve_value): New function.
6099 (add_uses, add_stores, vt_add_function_parameters): Use it
6100 instead of cselib_preserve_value.
6101 (changed_values_stack): New vector.
6102 (check_changed_vars_0): New function.
6103 (check_changed_vars_1, check_changed_vars_2): Use it.
6104 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6105 changed_values_stack VALUEs.
6106 (vt_emit_notes): For all preserved_values call
6107 add_cselib_value_chains. If ENABLE_CHECKING call
6108 remove_cselib_value_chains before verifying value_chains is empty.
6109 Initialize and free changed_values_stack.
6110 (vt_initialize): Initialize preserved_values.
6111 (vt_finalize): Free preserved_values.
6113 2010-03-08 Richard Guenther <rguenther@suse.de>
6115 PR tree-optimization/43269
6116 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6119 2010-03-08 Martin Jambor <mjambor@suse.cz>
6121 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6122 (ipa_is_param_called): Removed.
6123 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6124 (ipa_print_node_params): Do not print the called flag.
6125 (ipa_write_node_info): Do not stream the called flag.
6126 (ipa_read_node_info): Likewise.
6128 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6131 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6132 * cselib.c (struct expand_value_data): Add dummy field.
6133 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6135 (cselib_dummy_expand_value_rtx_cb): New function.
6136 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6138 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6139 * var-tracking.c: Include pointer-set.h.
6140 (variable): Change n_var_parts to char from int. Add
6141 cur_loc_changed and in_changed_variables fields.
6142 (variable_canonicalize): Remove.
6143 (shared_var_p): New inline function.
6144 (unshare_variable): Maintain cur_loc_changed and
6145 in_changed_variables fields. If var was in changed_variables,
6146 replace it there with new_var. Just copy cur_loc instead of
6147 resetting it to something else.
6148 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6149 (dataflow_set_union): Don't call variable_canonicalize.
6150 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6151 of their DEBUG_EXPR_TREE_DECLs.
6152 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6153 and in_changed_variables and cur_loc_changed is false.
6154 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6155 and cur_loc_changed. Don't update cur_loc here.
6156 (variable_merge_over_src): Don't call variable_canonicalize.
6157 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6158 removing loc that is equal to cur_loc, clear cur_loc,
6159 set cur_loc_changed and ensure variable_was_changed is called.
6160 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6161 compare pointers in cur_loc check, if it is equal to loc,
6162 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6163 (variable_different_p): Remove compare_current_location argument,
6164 don't compare cur_loc.
6165 (dataflow_set_different_1): Adjust variable_different_p caller.
6166 (variable_was_changed): If dv had some var in changed_variables
6167 already, reset in_changed_variables flag for it and propagate
6168 cur_loc_changed over to the new variable. On empty var
6169 always set cur_loc_changed. Set in_changed_variables on whatever
6170 var is added to changed_variables.
6171 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6172 Use shared_var_p. When removing loc that is equal to cur_loc,
6173 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6174 end, don't set it to something else, just call variable_was_changed.
6175 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6176 loc being removed, clear cur_loc and set cur_loc_changed.
6177 Set cur_loc_changed if all locations have been removed.
6178 (struct expand_loc_callback_data): New type.
6179 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6180 allocated. Always create SUBREGs if simplify_subreg failed.
6181 Prefer to use cur_loc, when that fails and still in
6182 changed_variables (and seen first time) recompute it. Set
6183 cur_loc_changed of variables which had to change cur_loc and
6184 compute elcd->cur_loc_changed if any of the subexpressions used
6185 had to change cur_loc.
6186 (vt_expand_loc): Adjust to pass arguments in
6187 expand_loc_callback_data structure.
6188 (vt_expand_loc_dummy): New function.
6189 (emitted_notes): New variable.
6190 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6191 that weren't used for any other decl in current
6192 emit_notes_for_changes call call vt_expand_loc_dummy to update
6193 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6194 first loc_chain location if NULL before. Always use just
6195 cur_loc instead of first loc_chain location. When cur_loc_changed
6196 is false, when not --enable-checking=rtl just don't emit any note.
6197 When rtl checking, compute the note and assert it is the same
6198 as previous note. Clear cur_loc_changed and in_changed_variables
6199 at the end before removing from changed_variables.
6200 (check_changed_vars_3): New function.
6201 (emit_notes_for_changes): Traverse changed_vars to call
6202 check_changed_vars_3 on each changed var.
6203 (emit_notes_for_differences_1): Clear cur_loc_changed and
6204 in_changed_variables. Recompute cur_loc of new_var.
6205 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6206 (vt_emit_notes): Initialize and destroy emitted_notes.
6208 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6210 PR rtl-optimization/42220
6211 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6212 Use verify_reg_tracked to determine if we should use OP_OUT rather
6214 (build_def_use): If we see an in-out operand for a register that we
6215 know nothing about, treat is an output if possible, fail the block if
6218 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6221 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6224 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6227 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6228 uses of relevant DEFs that are dead outside the loop too.
6230 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6232 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6234 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6236 * var-tracking.c (values_to_unmark): New variable.
6237 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6238 values_to_unmark vector. Moved body to...
6239 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6240 instead queue it into values_to_unmark vector.
6241 (vt_find_locations): Free values_to_unmark vector.
6243 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6245 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6246 (site.exp): Export them when plugins are enabled.
6248 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6251 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6253 (chrec_fold_multiply): Same.
6255 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6258 * c-decl.c (build_compound_literal): Return early if init is
6261 2010-03-04 Martin Jambor <mjambor@suse.cz>
6263 PR tree-optimization/43164
6264 PR tree-optimization/43191
6265 * tree-sra.c (type_consists_of_records_p): Reject records with
6266 zero-size bit-fields at the end.
6268 2010-03-04 Mike Stump <mikestump@comcast.net>
6270 * Makefile.in (TAGS): Remove *.y.
6272 2010-03-04 Richard Guenther <rguenther@suse.de>
6274 PR tree-optimization/40761
6275 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6277 (my_rev_post_order_compute): New function.
6278 (init_pre): Call it.
6280 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6283 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6284 decrease the cost of an IV candidate when the cost is infinite.
6286 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6288 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6289 Use '3DNow!' for the extension of that name, ensure normal space
6291 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6293 2010-03-03 Jeff Law <law@redhat.com>
6295 * PR middle-end/32693
6296 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6297 than gen_rtx_SUBREG.
6298 (extract_bit_field_1): Likewise.
6300 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6302 * doc/sourcebuild.texi (Test directives): Document that arguments
6303 include-opts and exclude-opts are now optional for dg-skip-if,
6304 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6306 2010-03-03 Jason Merrill <jason@redhat.com>
6309 * cgraph.h (varpool_node): Add extra_name field.
6310 * varpool.c (varpool_extra_name_alias): New.
6311 (varpool_assemble_decl): Emit extra name aliases.
6312 (varpool_mark_needed_node): Look past an extra name alias.
6313 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6314 * lto-streamer-in.c (lto_input_tree): Read it.
6315 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6317 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6319 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6320 (sparc*-*-solaris2*): ...this.
6322 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6325 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6326 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6327 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6328 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6331 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6332 fallthrough to default handling, just with want_address 0 instead of 2.
6333 For single element lists, add_AT_loc directly, otherwise create an
6334 artificial variable DIE and stick location list to it.
6337 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6338 (VAL_EXPR_HAS_REVERSE): Define.
6339 (reverse_op): New function.
6340 (add_stores): For reversible operations add an extra MO_VAL_USE.
6342 2010-03-02 Jason Merrill <jason@redhat.com>
6344 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6346 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6348 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6349 (sparc64-*-linux*): Likewise.
6350 (sparc64-*-solaris2*): Include assembler files before linker ones.
6351 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6352 * config/sparc/gas.h: Delete.
6353 * config/sparc/sol2-64.h: Add copyright notice.
6354 * config/sparc/sol2-gas-bi.h: Likewise.
6355 * config/sparc/sol2-gld.h: Likewise.
6356 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6357 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6358 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6359 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6360 (sparc_elf_asm_named_section): Rename into...
6361 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6363 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6365 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6367 2010-03-02 Jeff Law <law@redhat.com>
6370 * reload1.c (rtx_p, substitute_stack): Declare.
6371 (substitute): Record addresses of changed rtxs.
6372 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6373 Restore the original rtx when complete.
6374 (reload): Free subsitute_stack when complete.
6376 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6378 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6379 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6381 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6382 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6383 Torture Tests): Change from subsection to section.
6385 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6386 Steven Bosscher <steven@gcc.gnu.org>
6388 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6391 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6394 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6395 the assignment from the new induction variable to the assignment
6396 of the value from the original loop PHI function.
6398 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6399 Daniel Jacobowitz <dan@codesourcery.com>
6401 * doc/sourcebuild.texi (Test directives): Clarify options to
6404 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6406 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6407 Disable cfi directives unless GCC and gas agree on using read-only
6408 .eh_frame sections for 64-bit.
6409 * configure: Regenerate.
6411 2010-03-01 Richard Guenther <rguenther@suse.de>
6413 PR tree-optimization/43220
6414 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6415 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6417 2010-03-01 Richard Guenther <rguenther@suse.de>
6418 Martin Jambor <mjambor@suse.cz>
6421 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6422 gimplified parameters.
6424 2010-03-01 Christian Bruel <christian.bruel@st.com>
6426 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6428 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6430 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6432 2010-03-01 Richard Guenther <rguenther@suse.de>
6435 * expr.c (expand_assignment): Use the alias-oracle to tell
6436 if the rhs aliases the result decl.
6438 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6441 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6442 to sol_gt_pch_get_address.
6443 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6444 64-bit, SPARC and x86.
6445 (sol_gt_pch_get_address): New function.
6447 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6449 * toplev.h (inform_n, error_n): Declare.
6450 * diagnostic.c (inform_n, error_n): New function.
6452 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6454 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6455 has no rtl yet when processing local_decls, queue it and recheck
6456 if deferred stack allocation hasn't assigned it rtl.
6458 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6460 * config/sh/sh.c (unspec_bbr_uid): New.
6461 (gen_block_redirect): Use it instead of INSN_UID.
6462 (gen_far_branch): Likewise.
6464 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6466 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6467 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6469 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6471 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6472 (Warning Options): -Wno-conversion-null is valid for
6473 Objective-C++ as well.
6474 * doc/tm.texi (Named Address Spaces): Likewise.
6475 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6476 * doc/tree-ssa.texi (Tree SSA): Likewise.
6478 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6481 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6482 by default. Don't set the default arch for
6483 i[34567]86-*-darwin*|x86_64-*-darwin*.
6485 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6488 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6489 default. Set the default 32bit/64bit archs with $with_arch
6490 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6492 2010-02-27 Richard Guenther <rguenther@suse.de>
6494 PR tree-optimization/43186
6495 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6496 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6497 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6498 unroller iterations.
6500 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6502 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6503 required and i[34567]86-*-* targets don't support 64bit ISA.
6505 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6508 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6511 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6513 * config.gcc: Set the default arch at least to Prescott for
6514 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6515 if SSE math is enabled.
6517 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6519 * diagnostic.c (diagnostic_initialize): Update.
6520 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6522 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6523 (diagnostic_inhibit_notes): New.
6524 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6526 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6529 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6530 * doc/standards.texi: Likewise.
6531 * doc/extend.texi: Likewise.
6532 * doc/trouble.texi: Likewise.
6533 * doc/cppopts.texi: Likewise.
6534 * doc/install.texi: Likewise.
6535 * c.opt (std=c90,std=gnu90): New options.
6536 * c-opts.c (c_common_handle_option): Handle them.
6538 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6541 * c-decl.c (undeclared_variable): Use an informative note.
6543 2010-02-26 Richard Guenther <rguenther@suse.de>
6545 PR tree-optimization/43186
6546 * gimple.h (gimple_fold): Remove.
6547 * gimple.c (gimple_fold): Remove. Inline into single user ...
6548 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6549 Try harder for conditions.
6551 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6554 * function.c (used_types_insert): Don't skip through named pointer
6555 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6556 and it is different from the main variant's type.
6558 2010-02-26 Nick Clifton <nickc@redhat.com>
6560 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6562 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6564 * config.gcc: Support --with-fpmath=sse for x86.
6566 * config/i386/ssemath.h: New.
6568 * doc/install.texi (--with-fpmath=sse): Documented.
6570 2010-02-26 Richard Guenther <rguenther@suse.de>
6572 PR tree-optimization/43188
6573 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6574 vector types of over-aligned element type.
6576 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6579 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6580 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6582 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6584 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6586 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6588 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6589 * var-tracking.c: Include diagnostic.h.
6590 (debug_dv): New function.
6591 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6594 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6595 (add_value_chain, add_value_chains, remove_value_chain,
6596 remove_value_chains): Handle DEBUG_EXPRs.
6597 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6600 * regcprop.c (struct queued_debug_insn_change): New type.
6601 (struct value_data_entry): Add debug_insn_changes field.
6602 (struct value_data): Add n_debug_insn_changes field.
6603 (debug_insn_changes_pool): New variable.
6604 (free_debug_insn_changes, apply_debug_insn_changes,
6605 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6606 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6607 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6609 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6611 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6612 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6613 changes, call cprop_find_used_regs via note_stores.
6614 (copyprop_hardreg_forward): When copying vd from predecessor
6615 which has any queued DEBUG_INSN changes, make sure the pointers are
6616 cleared. At the end call df_analyze and then if there are any
6617 DEBUG_INSN changes queued at the end of some basic block for still
6618 live registers, apply them.
6619 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6621 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6623 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6626 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6628 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6629 targets. Set the default with_cpu/with_arch from arch/cpu.
6630 Allow x86-64 and native for with_cpu/with_arch.
6632 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6634 * ebitmap.c: Change calls to verify_popcount with calls to
6635 sbitmap_verify_popcount.
6636 (ebitmap_clear_bit): Fixed map->cacheindex test and
6637 map>cache update when bit clearing results in an empty
6640 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6643 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6644 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6645 and support both V2DF and V2DI modes.
6646 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6647 support both V2DF and V2DI modes.
6648 (general): Delete trailing whitespace from a few patterns.
6650 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6651 V2DF/V2DI interleave high/low builtins.
6653 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6656 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6657 interleave high/low functions.
6659 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6661 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6662 #pragma extern_prefix.
6664 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6667 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6668 BLKmode, assert op0 is a MEM and just adjust its mode.
6671 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6672 if bitpos isn't multiple of mode's bitsize.
6674 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6676 * c.opt (-ftemplate-depth=): New.
6677 (-ftemplate-depth-): Deprecate.
6678 * optc-gen.awk: Handle -ftemplate-depth=.
6679 * opth-gen.awk: Likewise.
6680 * c-opts.c (c_common_handle_option): Likewise.
6681 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6683 2010-02-24 Jason Merrill <jason@redhat.com>
6685 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6687 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6689 * cfg.c (alloc_aux_for_block): Remove inline.
6690 (alloc_aux_for_edge): Likewise.
6692 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6694 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6696 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6698 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6699 * config/i386/sol2-gas.h: New file.
6700 * config.gcc (i[34567]86-*-solaris2*): Use it.
6702 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6705 * c-typeck.c (ep_convert_and_check): New.
6706 (build_conditional_expr): Use it.
6707 (build_binary_op): Likewise.
6709 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6711 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6714 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6715 bounds even for -O+.
6716 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6717 expr needs to have DECL_NAME set.
6719 2010-02-24 Nick Clifton <nickc@redhat.com>
6721 * config/mep/mep.c: Include gimple.h.
6722 (mep_function_uses_sp): Delete unused function.
6723 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6724 parameters. Use unsigned integers to count args. Return a
6725 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6727 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6730 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6731 greater or equal to nelt instead of 2 * nelt.
6732 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6735 2010-02-23 Jason Merrill <jason@redhat.com>
6738 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6739 in cfun->local_decls even if they have register types.
6742 * stor-layout.c (place_field): Don't warn about unnecessary
6743 DECL_PACKED if the type is packed.
6745 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6748 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6749 GOTOFF relocs, even when the base reg isn't pic pointer.
6751 2010-02-23 Michael Matz <matz@suse.de>
6754 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6755 (expand_gimple_basic_block): Generate and use debug temps if there
6756 are debug uses left after the last real use of TERed ssa names.
6757 Unlink debug immediate uses when they are expanded.
6759 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6762 * config/i386/i386.c (override_options): Reorganise to provide
6763 better error messages.
6765 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6768 * graphite-scop-detection.c (create_single_exit_edge): Move
6769 the call to find_single_exit_edge to....
6770 (create_sese_edges): ...here. Don't handle multiple edges
6771 exiting the function.
6772 (build_graphite_scops): Don't handle multiple edges
6773 exiting the function.
6775 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6778 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6779 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6781 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6784 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6786 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6789 * c-typeck.c (convert_arguments): Print declaration location.
6790 * c-common.c (validate_nargs): Rename as
6791 builtin_function_validate_nargs.
6792 (check_builtin_function_arguments): Update.
6794 2010-02-22 Richard Guenther <rguenther@suse.de>
6797 * tree-inline.c (declare_return_variable): Use the type of
6798 the call stmt lhs if available.
6800 2010-02-22 Duncan Sands <baldrick@free.fr>
6802 * passes.c (register_pass): Always consider all pass lists when
6803 ref_pass_instance_number is zero.
6805 2010-02-22 Richard Guenther <rguenther@suse.de>
6807 PR tree-optimization/42749
6808 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6809 parameter. Do arithmetic in the original type.
6810 (update_accumulator_with_ops): Likewise.
6811 (adjust_accumulator_values): Adjust.
6813 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6815 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6816 (QI to BLKmode splitter): New splitter.
6818 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6820 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6821 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6823 2010-02-22 Richard Guenther <rguenther@suse.de>
6825 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6827 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6829 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6830 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6831 ($(T)crti.o, $(T)crtn.o): Remove rules.
6833 2010-02-21 Tobias Burnus <burnus@net-b.de>
6836 * doc/invoke.texi (-fassociative-math): Document that this
6837 option is automatically enabled for Fortran.
6839 2010-02-20 David S. Miller <davem@davemloft.net>
6841 * configure.ac: Test if linker and assembler properly support
6842 GOTDATA_OP relocations.
6843 * configure: Rebuild.
6844 * config.in: Likewise.
6845 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6846 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6847 (movsi_high_pic): Likewise.
6848 (movdi_lo_sum_pic): Likewise.
6849 (movdi_high_pic): Likewise.
6850 (movsi_pic_gotdata_op): New pattern.
6851 (movdi_pic_gotdata_op): Likewise.
6852 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6853 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6855 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6858 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6859 attribute to ssemul.
6860 (xop_mulv2div2di3_high): Ditto.
6862 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6865 * c.opt (Wconversion-null): New option.
6866 * doc/invoke.texi (Wconversion-null): Document.
6868 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6870 * common.opt (Wlarger-than-): Add Undocumented.
6872 2010-02-19 Mike Stump <mikestump@comcast.net>
6874 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6876 2010-02-19 Jason Merrill <jason@redhat.com>
6879 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6880 * configure: Likewise.
6882 2010-02-20 Alan Modra <amodra@gmail.com>
6885 * cgraph.h (cgraph_make_decl_local): Declare.
6886 * cgraph.c (cgraph_make_decl_local): New function.
6887 (cgraph_make_node_local): Use it.
6888 * cgraphunit.c (cgraph_function_versioning): Likewise.
6889 * ipa.c (function_and_variable_visibility): Likewise.
6891 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6894 * except.c (sjlj_emit_function_enter): Don't call
6895 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6897 * rtl.h (add_reg_br_prob_note): Remove prototype.
6899 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6902 * c-common.c (conversion_warning): Remove widening conversions
6903 before checking the conversion of integers to reals.
6905 2010-02-19 Mike Stump <mikestump@comcast.net>
6908 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6911 * cgraphunit.c (process_function_and_variable_attributes): Check
6912 DECL_PRESERVE_P instead of looking up attribute "used".
6913 * ipa-pure-const.c (check_decl): Likewise.
6914 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6915 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6916 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6917 instead of attribute "used".
6918 * config/sol2-c.c (solaris_pragma_init): Likewise.
6919 (solaris_pragma_fini): Likewise.
6921 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6923 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6924 Use XCNEW instead of xcalloc.
6925 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6926 XNEW instead of xmalloc.
6927 (get_fields): Use XNEWVEC instead of xmalloc.
6930 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6931 populate vars array.
6932 (create_new_general_access): For debug stmts just reset value.
6933 (get_stmt_accesses): For accesses within debug stmts just record them
6934 using add_access_to_acc_sites instead of preventing the peeling or
6935 counting them as accesses.
6938 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6940 2010-02-19 Richard Guenther <rguenther@suse.de>
6942 PR tree-optimization/42916
6943 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6946 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6948 * configure.ac: Replace all uses of changequote in macro arguments
6949 with proper quoting.
6951 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6954 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6956 2010-02-19 Richard Guenther <rguenther@suse.de>
6958 PR tree-optimization/42944
6959 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6960 test for aliasing with errno.
6962 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6965 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6966 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6967 * dojump.c: Include output.h.
6968 (inv): New inline function.
6969 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6970 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6971 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6972 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6973 argument, pass it down to other calls.
6974 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6975 add REG_BR_PROB note to the conditional jump.
6976 * cfgexpand.c (add_reg_br_prob_note): Removed.
6977 (expand_gimple_cond): Don't call it, add the probability
6978 as last argument to jumpif_1/jumpifnot_1.
6979 * Makefile.in (dojump.o): Depend on output.h.
6980 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6982 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6983 * stmt.c (do_jump_if_equal): Likewise.
6984 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6985 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6986 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6988 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6989 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6990 jumpifnot_1 callers.
6991 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6993 (store_expr): Adjust jumpifnot caller.
6994 (store_constructor): Adjust jumpif caller.
6997 * gimplify.c (gimple_boolify): For __builtin_expect call
6998 gimple_boolify also on its first argument.
7000 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7002 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7004 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7005 * configure: Regenerated.
7007 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7009 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7010 lang_hooks.types_compatible_p instead of comptypes.
7012 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7014 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7015 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7016 if __prefer_thumb__ is defined.
7018 2010-02-18 Martin Jambor <mjambor@suse.cz>
7020 PR tree-optimization/43066
7021 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7022 array with zero-sized element type.
7024 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7026 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7027 rtx, allocate struct var_loc_node here and return it to the
7028 caller, and only if it is actually needed.
7029 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7030 move it earlier and return immediately if it returns NULL.
7032 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7034 * config/sparc/gas.h: New file. Restore
7035 TARGET_ASM_NAMED_SECTION to its ELF default.
7036 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7038 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7039 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7040 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7041 after sparc/sysv4.h.
7043 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7045 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7047 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7049 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7050 patterns from predicated pattern.
7052 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7055 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7056 for insn mnemonic suffix.
7058 2010-02-17 Richard Guenther <rguenther@suse.de>
7060 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7063 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7066 * caller-save.c (save_call_clobbered_regs): If BB ends with
7067 a DEBUG_INSN, move any notes in between last real insn and the last
7068 DEBUG_INSN after the last DEBUG_INSN.
7070 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7072 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7073 Fix return type. Fix argument type. Explain meaning of return value.
7075 2010-02-16 Richard Guenther <rguenther@suse.de>
7077 PR tree-optimization/41043
7078 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7079 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7081 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7083 2010-02-16 Ira Rosen <irar@il.ibm.com>
7085 PR tree-optimization/43074
7086 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7087 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7088 vectorizable cycles in hybrid SLP check.
7089 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7091 2010-02-16 Richard Guenther <rguenther@suse.de>
7093 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7094 (true_dependence): If memrefs_conflict_p computes must-alias
7095 trust it. Move TBAA check after offset-based disambiguation.
7096 (canon_true_dependence): Likewise.
7098 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7100 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7101 * doc/invoke.texi: Document it.
7102 * var-tracking.c: Include toplev.h and params.h.
7103 (vt_find_locations): Return bool indicating success. Compute
7104 hash sizes unconditionally. Check new parameter, report.
7105 (variable_tracking_main_1): Check vt_find_locations results and
7106 retry. Renamed from...
7107 (variable_tracking_main): ... this. New wrapper to preserve
7108 flag_var_tracking_assignments.
7109 * Makefile.in (var-tracking.o): Adjust dependencies.
7111 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7112 Jakub Jelinek <jakub@redhat.com>
7115 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7116 if weak_import attribute is present.
7117 * config/darwin.c (machopic_select_section): Likewise.
7119 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7121 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7122 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7123 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7124 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7126 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7129 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7132 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7133 Rewrite text to refer to the names.
7135 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7137 * config/i386/i386-builtin-types.def
7138 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7139 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7140 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7141 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7142 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7143 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7144 IX86_BUILTIN_VPERMIL2PS256.
7145 (MULTI_ARG_4_DF2_DI_I): Defined.
7146 (MULTI_ARG_4_DF2_DI_I1): Defined.
7147 (MULTI_ARG_4_SF2_SI_I): Defined.
7148 (MULTI_ARG_4_SF2_SI_I1): Defined.
7149 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7150 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7151 __builtin_ia32_vpermil2ps256.
7152 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7153 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7154 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7155 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7156 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7157 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7158 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7159 CODE_FOR_xop_vpermil2v8sf3.
7160 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7161 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7162 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7163 (_mm256_permute2_pd): New.
7164 (_mm_permute2_ps): New.
7165 (_mm256_permute2_ps): New.
7167 2010-02-15 Nick Clifton <nickc@redhat.com>
7169 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7170 boolean parameters. Use emit_jump_insn when emitting a pop
7171 instruction containing a return insn.
7172 (push): Use 'true' rather than '1' as second parameter to F.
7173 (h8300_expand_prologue): Likewise.
7174 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7175 (h8300_expand_epilogue): Likewise.
7177 2010-02-15 Richard Guenther <rguenther@suse.de>
7180 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7183 2010-02-15 Nick Clifton <nickc@redhat.com>
7185 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7188 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7190 * intl.c (fake_ngettext): New function.
7191 * intl.h (fake_ngettext): Declare.
7192 (ngettext): Define macro.
7193 * collect2.c (notice_translated): New function.
7194 (main): Use notice_translated and ngettext.
7195 * collect2.h (notice_translated): Declare.
7197 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7199 * reorg.c (delete_computation): Comment fixes.
7200 * caller-save.c (setup_save_areas): Idem.
7201 * sel-sched-dump.c (dump_lv_set): Idem.
7204 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7206 * config/s390/s390.c (s390_sched_init): New function.
7207 (TARGET_SCHED_INIT): Target hook defined.
7209 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7210 Jack Howarth <howarth@bromo.med.uc.edu>
7211 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7214 Partial revert of unintended change in fix for PR41605.
7215 * config/darwin.h: Fix typo.
7216 * config/darwin9.h: Same.
7218 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7220 * c-pch.c (pch_init): Clear v.
7222 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7225 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7226 graphite_can_represent_init for MULT_EXPR.
7228 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7232 * graphite-sese-to-poly.c (remove_phi): New.
7233 (translate_scalar_reduction_to_array): Call remove_phi.
7235 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7238 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7239 * graphite-clast-to-gimple.h (gloog): Update declaration.
7240 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7241 * graphite-poly.h (struct poly_bb): Add missing comments.
7242 (struct scop): Add poly_scop_p field.
7244 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7245 * graphite.c (graphite_transform_loops): Build the polyhedral
7246 representation for each scop before code generation.
7247 * sese.c (rename_variables_in_operand): Removed.
7248 (rename_variables_in_expr): Return the renamed expression.
7249 (rename_sese_parameters): New.
7250 * sese.h (rename_sese_parameters): Declared.
7252 2010-02-11 Richard Guenther <rguenther@suse.de>
7254 PR tree-optimization/42998
7255 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7256 POINTER_PLUS_EXPR properly.
7258 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7259 Changpeng Fang <changpeng.fang@amd.com>
7262 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7263 the cost of an IV candidate when the IV is used in a test against zero.
7265 * gcc.dg/tree-ssa/ivopts-3.c: New.
7267 2010-02-11 Richard Guenther <rguenther@suse.de>
7270 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7271 pointer-vs-decl case by swapping refs. Handle some cases
7272 of pointer-vs-decl disambiguations more conservatively.
7273 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7274 to false after expanding.
7276 2010-02-11 Richard Guenther <rguenther@suse.de>
7279 * gcc.c (process_command): Handle LTO file@offset case more
7282 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7284 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7285 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7287 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7289 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7290 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7291 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7292 Optimize eq/ne comparisons when both arguments are known to be
7294 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7295 Don't mask operands unnecessarily if they are known to be already
7298 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7300 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7303 2010-02-10 Richard Guenther <rguenther@suse.de>
7305 PR tree-optimization/43017
7306 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7307 for wrapping signed arithmetic.
7309 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7312 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7313 if no debug info should be emitted for it.
7315 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7317 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7318 note when flag_exceptions is set.
7320 2010-02-10 Duncan Sands <baldrick@free.fr>
7322 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7324 2010-02-10 Richard Guenther <rguenther@suse.de>
7327 * tree.c (get_unwidened): Handle constants.
7328 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7330 2010-02-10 Martin Jambor <mjambor@suse.cz>
7333 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7334 check for variable argument counts independently.
7336 2010-02-10 Christian Bruel <christian.bruel@st.com>
7339 * config/sh/sh.c (find_barrier): Increase length for non delayed
7340 conditional branches.
7342 2010-02-10 Christian Bruel <christian.bruel@st.com>
7344 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7346 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7348 * builtins.c (set_builtin_user_assembler_name): Also handle
7349 ffs if int is smaller than word.
7351 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7354 * ira-conflicts.c (get_dup): Remove.
7355 (process_reg_shuffles): Add new parameter. Use it as an
7356 additional guard for copy generation.
7357 (add_insn_allocno_copies): Rewrite.
7359 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7361 * common.opt (fsched2-use-traces): Preserved for backward
7363 * doc/invoke.texi: Remove the documentation about option
7364 -fsched2-use-traces.
7365 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7366 flag_sched2_use_traces.
7367 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7368 the backward compatibility flag section.
7370 2010-02-09 Richard Guenther <rguenther@suse.de>
7372 PR tree-optimization/43008
7373 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7374 make HEAP variables initialized from global memory if they
7375 are not known builtin functions.
7376 (find_func_aliases): Adjust.
7378 2010-02-09 Richard Guenther <rguenther@suse.de>
7380 PR tree-optimization/43000
7381 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7382 arithmetic manually.
7384 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7386 PR tree-optimization/42931
7387 * tree-loop-linear.c (try_interchange_loops): Don't call
7388 double_int_mul if estimated_loop_iterations failed.
7390 2010-02-08 Martin Jambor <mjambor@suse.cz>
7393 * tree-sra.c (build_accesses_from_assign): Do not mark in
7394 should_scalarize_away_bitmap if stmt has volatile ops.
7395 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7398 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7400 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7402 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7404 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7407 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7410 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7412 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7415 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7416 to unknown_dependence.
7417 (graphite_legal_transform_dr): Handle the unknown_dependence.
7418 (graphite_carried_dependence_level_k): Same.
7420 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7422 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7424 2010-02-07 Richard Guenther <rguenther@suse.de>
7427 * expr.c (get_inner_reference): Always initialize *pbitsize.
7429 2010-02-07 Richard Guenther <rguenther@suse.de>
7432 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7433 new ARRAY_REFs on variable size element or minimal index arrays.
7435 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7436 gimple_fold_indirect_ref.
7438 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7441 * arm.c (arm_override_options): Just return if the user has specified
7442 an invalid fpu name.
7444 2010-02-03 Jason Merrill <jason@redhat.com>
7447 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7448 i386_pe_maybe_record_exported_symbol.
7450 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7453 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7454 (pa_delegitimize_address): New function.
7456 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7458 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7459 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7461 2010-02-05 Richard Guenther <rguenther@suse.de>
7464 * lto-streamer-in.c (get_resolution): Deal with references
7465 to undefined functions.
7467 2010-02-05 Richard Guenther <rguenther@suse.de>
7469 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7470 (fold_const_aggregate_ref): Likewise.
7471 (ccp_fold_stmt): Substitute loads.
7472 (maybe_fold_reference): Verify types before substituting.
7474 (fold_gimple_assign): Unshare properly.
7475 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7477 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7479 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7480 for rs6000_gen_cell_microcode.
7482 2010-02-04 Richard Guenther <rguenther@suse.de>
7484 PR rtl-optimization/42952
7485 * dse.c (const_or_frame_p): Remove MEM handling.
7487 2010-02-04 Nick Clifton <nickc@redhat.com>
7489 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7490 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7491 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7492 (mn10300_asm_output_mi_thunk): New function.
7493 (mn10300_can_output_mu_thunk): New function.
7494 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7495 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7496 (FUNCTION_ARG): Delete incorrect comment.
7498 2010-02-03 Jason Merrill <jason@redhat.com>
7501 * fold-const.c (operand_equal_p): Handle erroneous types.
7503 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7505 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7507 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7509 PR rtl-optimization/42941
7510 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7513 2010-02-03 Jason Merrill <jason@redhat.com>
7516 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7518 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7521 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7522 (cselib_reset_table): Renamed from...
7523 (cselib_reset_table_with_next_value): ... this.
7524 (cselib_get_next_uid): Renamed from...
7525 (cselib_get_next_unknown_value): ... this.
7526 * cselib.c (next_uid): Renamed from...
7527 (next_unknown_value): ... this.
7528 (cselib_clear_table): Adjust.
7529 (cselib_reset_table): Adjust. Renamed from...
7530 (cselib_reset_table_with_next_value): ... this.
7531 (cselib_get_next_uid): Adjust. Renamed from...
7532 (cselib_get_next_unknown_value): ... this.
7533 (get_value_hash): Use hash.
7534 (cselib_hash_rtx): Likewise.
7535 (new_cselib_val): Adjust. Set and dump uid.
7536 (cselib_lookup_mem): Pass next_uid as hash.
7537 (cselib_subst_to_values): Likewise.
7538 (cselib_log_lookup): Dump uid.
7539 (cselib_lookup): Pass next_uid as hash. Adjust.
7540 (cselib_process_insn): Adjust.
7541 (cselib_init): Initialize next_uid.
7542 (cselib_finish): Adjust.
7543 (dump_cselib_table): Likewise.
7544 * dse.c (canon_address): Dump value uid.
7545 * print-rtl.c (print_rtx): Print value uid.
7546 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7548 (dv_uid): New function, sort of renamed from...
7549 (dv_htab_hash): ... this, reimplemented in terms of it and...
7550 (dv_uid2hash): ... this. New.
7551 (variable_htab_eq): Drop excess assertions.
7552 (tie_break_pointers): Removed.
7553 (canon_value_cmp): Compare uids.
7554 (variable_post_merge_New_vals): Print uids.
7555 (vt_add_function_parameters): Adjust.
7556 (vt_initialize): Reset table. Adjust.
7558 2010-02-03 Richard Guenther <rguenther@suse.de>
7560 PR tree-optimization/42944
7561 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7562 (call_may_clobber_ref_p_1): Likewise. Properly handle
7563 malloc and calloc clobbering errno.
7565 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7567 * doc/invoke.texi: Fix name of sched1 dump.
7569 * opts.c (decode_options): Set flag_tree_switch_conversion
7570 only conditionally on optimize >= 2.
7572 * gcse.c: Assorted comment fixes in pass description.
7574 2010-02-03 Anthony Green <green@moxielogic.com>
7576 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7577 nop padding in order to maintain alignment of storage location of
7578 target function address.
7579 (moxie_trampoline_init): Store target function address at newly
7581 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7583 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7585 2010-02-03 Richard Guenther <rguenther@suse.de>
7588 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7590 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7592 * config.gcc: Reenable check for obsolete targets.
7593 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7594 mips-sgi-irix6.[0-4]*.
7596 2010-02-02 Nick Clifton <nickc@redhat.com>
7598 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7599 constant size of 4 as being the same as 0.
7600 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7601 can take values in the range 0..4.
7603 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7606 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7607 as _darwin10_Unwind_FindEnclosingFunction().
7608 * libgcc-libsystem.ver: New.
7610 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7613 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7614 implicitly set registers.
7616 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7618 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7619 (arm_override_options): Allow automatic selection of the thread
7620 pointer register if thumb2.
7621 (legitimize_pic_address): Improve code sequences for Thumb2.
7622 (arm_call_tls_get_addr): Likewise.
7623 (legitimize_tls_address): Likewise.
7624 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7625 (pic_load_addr_32bit): ... this. New named pattern.
7626 * thumb2.md (pic_load_addr_thumb2): Delete.
7627 (pic_load_dot_plus_four): Delete.
7628 (tls_load_dot_plus_four): New named pattern.
7630 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7633 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7634 Document fix for TLS bug.
7636 2010-01-31 Richard Guenther <rguenther@suse.de>
7638 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7639 conservatively correct.
7641 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7645 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7647 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7649 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7651 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7653 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7655 * config.gcc: Adjust order of makefile fragments for mingw targets.
7657 2010-01-31 Richard Guenther <rguenther@suse.de>
7660 * gimplify.c (gimplify_init_constructor): For volatile LHS
7661 initialize a temporary.
7663 2010-01-31 Matthias Klose <doko@ubuntu.com>
7665 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7667 * configure: Regenerate.
7669 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7671 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7672 the same alias set and their sizes different constantness.
7673 (aliasing_component_refs_p): Revert 2009-10-24 change.
7675 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7677 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7680 2010-01-29 Richard Guenther <rguenther@suse.de>
7682 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7683 Assert we successfully updated the call.
7685 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7687 PR rtl-optimization/42889
7688 * df.h (df_set_bb_dirty_nonlr): New prototype.
7689 * df-core.c (df_set_bb_dirty_nonlr): New function.
7690 * df-scan.c (df_insn_rescan): Call it instead of
7691 df_set_bb_dirty for DEBUG_INSNs.
7693 2010-01-29 Richard Guenther <rguenther@suse.de>
7696 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7697 quadratic behavior in most cases.
7699 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7702 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7703 in the call to gen_x86_movsicc_0_m1.
7705 2010-01-28 Richard Guenther <rguenther@suse.de>
7707 PR tree-optimization/42871
7708 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7710 2010-01-28 Richard Guenther <rguenther@suse.de>
7712 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7713 into call arguments.
7715 2010-01-28 Richard Guenther <rguenther@suse.de>
7718 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7719 the forwarder if the destination is an EH landing pad.
7721 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7723 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7724 block list passed to gimple_duplicate_sese_tail.
7725 (parallelize_loops): Avoid parallelization when the function
7727 Avoid parallelization when the preheader is IRREDUCIBLE.
7728 Try to optimize when estimated_loop_iterations_int is unresolved.
7729 Add the loop's location to the dump file.
7730 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7731 (gimple_duplicate_sese_tail): Remove the check for the latch.
7732 Redirect nexits to the exit block.
7733 Remove handling of the incoming edges to the latch.
7734 Redirect the backedge from the copied latch to the exit bb.
7736 2010-01-28 Michael Matz <matz@suse.de>
7739 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7740 Wrap force_reg into a sequence, emit it before user.
7742 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7744 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7746 (arm_legacy_rev): Likewise.
7747 (thumb_legacy_rev): Likewise.
7749 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7751 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7752 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7753 on MEM's address failed, try avoid_constant_pool_reference and
7754 recurse if it returned something different.
7755 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7756 address, try avoid_constant_pool_reference and recurse if it
7757 returned something different.
7758 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7759 address and avoid_constant_pool_reference returned something
7760 different, don't set have_address.
7762 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7765 * var-tracking.c (val_store): Add modified argument, obey it.
7767 (count_uses): Move down logging of main.
7768 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7769 don't need resolution.
7770 (emit_notes_in_bb): Likewise.
7772 2010-01-27 Richard Guenther <rguenther@suse.de>
7775 * tree-inline.c (remap_decl): Delay remapping of SSA name
7776 default definitions until we need them.
7778 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7780 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7781 (rs6000_delegitimize_address): New function.
7783 * config/s390/s390.c (s390_delegitimize_address): Call
7784 delegitimize_mem_from_attrs.
7787 * tree-inline.c (cannot_copy_type_1): Removed.
7788 (copy_forbidden): Don't forbid copying of functions containing
7789 records/unions with variable length fields.
7791 2010-01-27 Christian Bruel <christian.bruel@st.com>
7795 * config/sh/sh.c (find_barrier): Increase length for non delayed
7796 conditional branches.
7798 2010-01-27 Matthias Klose <doko@ubuntu.com>
7800 * configure.ac (gnu-unique-object): Fix ldd version check.
7801 * configure: Regenerate.
7803 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7805 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7807 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7808 Test for HAVE_GNU_AS value.
7810 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7812 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7813 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7814 INT64_TYPE): Define.
7815 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7816 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7817 INT_LEAST64_TYPE): Define.
7818 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7819 UINT_LEAST64_TYPE): Define.
7820 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7821 INT_FAST64_TYPE): Define.
7822 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7823 UINT_FAST64_TYPE): Define.
7824 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7825 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7826 (SIG_ATOMIC_TYPE): Define.
7828 2010-01-26 Richard Guenther <rguenther@suse.de>
7830 * df-scan.c (df_scan_set_bb_info): Remove assert.
7831 (df_insn_rescan_debug_internal): Merge asserts.
7832 (df_install_ref): Likewise.
7833 (df_mark_reg): Use bitmap_set_range.
7834 (df_hard_reg_used_p): Remove assert.
7835 (df_hard_reg_used_count): Likewise.
7837 2010-01-26 Richard Guenther <rguenther@suse.de>
7839 PR rtl-optimization/42685
7840 * web.c (web_main): Ignore DEBUG_INSNs.
7842 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7844 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7846 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7847 Fix types of fndecl and arglist parameters.
7849 2010-01-26 Richard Guenther <rguenther@suse.de>
7852 * tree-eh.c (unsplit_eh): Skip debug insns.
7854 2010-01-26 Richard Guenther <rguenther@suse.de>
7856 PR tree-optimization/42250
7857 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7859 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7862 * omp-low.c (expand_omp_sections): Only use single_pred if
7863 l2_bb is single_pred_p.
7865 2010-01-25 Christian Bruel <christian.bruel@st.com>
7868 * config/sh/sh.c (find_barrier): Increase length for non delayed
7869 conditional branches.
7870 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7872 2010-01-24 David S. Miller <davem@davemloft.net>
7874 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7875 define if not using GAS.
7876 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7877 Likewise. Delete SECTION_MERGE code, which is only applicable
7880 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7883 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7884 mangling of va_list in system headers.
7886 2010-01-23 Toon Moene <toon@moene.org>
7888 * tree-predcom.c (combine_chains): Return NULL, not false.
7890 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7892 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7893 initialization of variable res to agree with return type.
7895 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7897 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7898 * tree-sra.c: Add include of expr.h.
7900 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7902 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7903 insert the debug stmt on the single non-EH edge from the stmt.
7905 2010-01-22 Richard Henderson <rth@redhat.com>
7908 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7909 the RHS until after generate_subtree_copies has insertted its
7910 code before the current statement.
7912 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7914 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7916 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7918 2010-01-21 Martin Jambor <mjambor@suse.cz>
7920 PR tree-optimization/42585
7921 * tree-sra.c (struct access): New field grp_total_scalarization.
7922 (dump_access): Dump the new field.
7923 (should_scalarize_away_bitmap): New variable.
7924 (cannot_scalarize_away_bitmap): Likewise.
7925 (sra_initialize): Allocate new bitmaps.
7926 (sra_deinitialize): Free new bitmaps.
7927 (create_access_1): New function.
7928 (create_access): Parts moved to create_access_1.
7929 (type_consists_of_records_p): New function.
7930 (completely_scalarize_record): Likewise.
7931 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7932 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7933 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7935 (analyze_all_variable_accesses): Completely scalarize small eligible
7938 2010-01-21 Martin Jambor <mjambor@suse.cz>
7940 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7942 2010-01-21 Andrew Haley <aph@redhat.com>
7944 * gcc.c (process_command): Move lang_specific_driver before
7945 setting cc_libexec_prefix.
7947 2010-01-21 Richard Guenther <rguenther@suse.de>
7950 * fold-const.c (negate_expr_p): Pretend only negative
7951 real constants are easily negatable.
7953 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7954 Jason Merrill <jason@redhat.com>
7956 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7957 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7958 * calls.c (initialize argument_information): Handle it.
7959 * c-common.c (handle_transparent_union_attribute): Use new name.
7960 * c-decl.c (finish_struct): Ditto.
7961 * c-typeck.c (type_lists_compatible_p): Ditto.
7962 (convert_for_assignment): Use new name and also handle record.
7963 * function.c (aggregate_value_p): Handle it.
7964 (pass_by_reference): Ditto.
7965 (assign_parm_data_types): Ditto.
7966 * print-tree.c (print_node): Ditto.
7967 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7968 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7969 * tree.c (first_field): New fn.
7971 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7974 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7975 even when linking statically, for now.
7977 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7980 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7981 without a cselib val.
7982 (count_uses): Accept MO_VAL_SET with no val on stores.
7983 (add_stores): Likewise.
7985 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7987 * var-tracking.c (check_value_val): Add a compile time assertion.
7988 (dv_is_decl_p): Simplify.
7989 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7990 gcc_assert if ENABLE_CHECKING.
7992 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7995 * var-tracking.c: Include tree-flow.h.
7996 (mem_dies_at_call): New.
7997 (dataflow_set_preserve_mem_locs): Use it.
7998 (dataflow_set_remove_mem_locs): Likewise.
7999 (dump_var): Renamed from dump_variable. Adjust all callers.
8000 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8001 * Makefile.in (var-tracking.o): Adjust deps.
8003 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8005 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8007 2010-01-20 Richard Guenther <rguenther@suse.de>
8009 PR tree-optimization/42717
8010 * tree-ssa-dce.c (get_live_post_dom): Remove.
8011 (forward_edge_to_pdom): Take an arbitrary edge to copy
8012 degenerate PHI args from.
8013 (remove_dead_stmt): Use the first post-dominator even if it
8014 does not contain live statements as redirection destination.
8016 2010-01-20 Richard Guenther <rguenther@suse.de>
8018 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8020 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8022 * sel-sched.c (create_speculation_check): Remove set but not used
8024 (try_transformation_cache): Remove set but not used variable ds.
8025 (calculate_privileged_insns): Remove set but not used variables
8026 cur_insn and min_spec_insn.
8027 (find_best_expr): Remove set but not used variable avail_n.
8028 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8030 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8032 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8033 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8036 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8039 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8040 cpu types. Add support for *-sse3 cpu types.
8041 (x86_64-*-*): Ditto.
8043 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8046 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8047 argument, call initializer_constant_valid_p_1 instead of
8048 initializer_constant_valid_p, pass CACHE to it, return NULL
8049 immediately if first call returns NULL.
8050 (initializer_constant_valid_p_1): New function.
8051 (initializer_constant_valid_p): Use it.
8053 2010-01-20 Thomas Quinot <quinot@adacore.com>
8055 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8057 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8059 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8060 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8061 (loc_list_from_tree): Don't handle unsigned division. Handle
8062 signed modulo using DW_OP_{over,over,div,mul,minus}.
8063 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8064 modulo instead of signed.
8066 2010-01-20 DJ Delorie <dj@redhat.com>
8068 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8070 (h8300_emit_stack_adjustment): Propogate it.
8072 (h8300_expand_prologue): Likewise.
8073 (h8300_expand_epilogue): Likewise.
8075 2010-01-19 Michael Matz <matz@suse.de>
8077 PR tree-optimization/41783
8078 * tree-data-ref.c (toplevel): Include flags.h.
8079 (dump_data_dependence_relation): Also dump the inputs if the
8080 result will be unknown.
8081 (split_constant_offset_1): Look through some conversions.
8082 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8083 the offset from last element is too large.
8084 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8085 (reassociate_to_the_same_stmt): Handle vector registers.
8086 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8088 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8089 wide_prolog_niters argument, emit widening instructions.
8090 (vect_do_peeling_for_alignment): Adjust caller, use widened
8091 variant of the iteration cound.
8092 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8094 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8097 * config/arm/neon-testgen.m (emit_automatics): New parameter
8098 features. Adjust for Fixed_return_reg feature.
8099 (test_intrinsic): Call emit_automatics with new feature.
8100 * config/arm/neon.ml: Update copyright years.
8101 (features): New Fixed_return_reg feature.
8102 (ops): Update feature for Vget_low.
8104 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8106 PR tree-optimization/42719
8107 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8111 * fwprop.c (all_uses_available_at): Return false if def_set dest
8112 is a REG that is used in def_insn.
8114 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8116 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8118 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8121 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8123 * target.h (struct gcc_target) <secondary_reload>: Change type
8124 of last argument to secondary_reload_info *.
8126 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8129 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8130 memory references with unaligned offsets. Remove CQImode handling.
8131 (unaligned_memory_operand): Return 1 for memory references with
8132 unaligned offsets. Remove CQImode handling.
8134 2010-01-18 Richard Guenther <rguenther@suse.de>
8137 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8140 2010-01-18 Richard Guenther <rguenther@suse.de>
8142 PR tree-optimization/42781
8143 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8144 restrict processing only if the original variable was artificial.
8146 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8148 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8149 find number of popped argument bytes.
8151 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8152 Fix the text that describes the return value for invalid insns.
8154 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8156 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8157 Clarify what 'cost of the -dependence' is. Fix quoting.
8159 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8160 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8162 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8164 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8165 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8167 2010-01-17 Richard Guenther <rguenther@suse.de>
8170 * function.c (split_complex_args): Take a VEC to modify.
8171 (assign_parms_augmented_arg_list): Build a VEC instead of
8172 a chain of PARM_DECLs.
8173 (assign_parms_unsplit_complex): Take a VEC of arguments.
8174 Do not fixup unmodified parms.
8175 (assign_parms): Deal with the VEC.
8176 (gimplify_parameters): Likewise.
8178 2010-01-17 Richard Guenther <rguenther@suse.de>
8180 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8181 node existence check.
8182 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8183 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8184 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8185 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8186 (gimple_execute_on_growing_pred): Likewise.
8188 2010-01-17 Richard Guenther <rguenther@suse.de>
8190 PR tree-optimization/42773
8191 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8192 (compute_antic_aux): Likewise.
8193 (compute_partial_antic_aux): Likewise.
8195 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8198 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8201 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8203 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8206 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8207 Fix markup for strict argument.
8209 (TARGET_SCHED_REORDER2): Fix argument types.
8211 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8212 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8214 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8215 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8217 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8220 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8221 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8222 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8223 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8224 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8226 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8228 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8230 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8231 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8233 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8235 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8238 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8240 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8241 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8243 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8245 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8247 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8248 referring to it. Fix language.
8250 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8252 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8254 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8256 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8258 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8259 '@var{stream}. Remove stray 'and'.
8261 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8263 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8265 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8267 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8268 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8270 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8271 Fix description of return value.
8272 Rename argument "sz" to "len."
8274 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8275 Clarify meaning of 'true' return value.
8277 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8279 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8280 rep_mode versus mode_rep.
8282 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8284 (TARGET_BUILTIN_DECL): Fix name.
8286 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8288 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8290 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8292 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8294 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8296 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8299 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8300 Rename argument tm_fn to md_fn.
8302 (TARGET_OPTION_PRINT): Fix argument list.
8304 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8307 * config/i386/i386.c (ix86_fixup_binary_operands):
8308 Revert FMA4 fixup of operands.
8310 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8313 * Makefile.in (write_entries_to_file, install-plugin):
8314 Use \012 instead of \n with tr.
8316 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8318 * configure.ac (HAVE_AS_REF): New C macro.
8319 * configure: Regenerate.
8320 * config.in: Likewise.
8321 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8323 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8326 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8328 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8330 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8332 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8334 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8336 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8338 (TARGET_BINDS_LOCAL_P): Fix argument type.
8340 (TARGET_ASM_FILE_END): Use prototype.
8342 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8344 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8346 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8348 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8350 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8351 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8353 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8354 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8356 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8357 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8358 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8359 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8361 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8363 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8365 (TARGET_INIT_BUILTINS): Use prototype.
8367 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8368 Put 'const char *' in braces. Fix parameter types.
8369 (TARGET_INVALID_CONVERSION): Fix parameter types.
8370 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8371 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8373 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8376 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8378 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8380 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8382 * doc/tm.texi (TARGET_HELP): Fix return type.
8384 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8385 in braces. Fix argument types.
8387 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8389 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8391 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8393 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8394 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8396 (TARGET_MANGLE_TYPE): Fix argument types.
8398 (TARGET_IRA_COVER_CLASSES): Use prototype.
8400 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8402 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8404 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8406 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8408 (TARGET_CALLEE_COPIES): Fix argument types.
8410 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8412 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8414 (TARGET_FUNCTION_VALUE): Fix argument types.
8416 (TARGET_RETURN_IN_MSB): Fix argument type.
8418 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8420 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8422 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8424 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8425 agree with return type.
8427 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8429 2010-01-15 Jing Yu <jingyu@google.com>
8431 PR rtl-optimization/42691
8432 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8433 a pseudo to a constant and are merged, and adjust comments.
8435 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8437 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8439 2010-01-15 Richard Guenther <rguenther@suse.de>
8442 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8443 labels of computed or non-local gotos to the destination.
8444 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8445 landing pad label is the first label.
8447 2010-01-15 Richard Guenther <rguenther@suse.de>
8449 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8451 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8454 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8455 to allow generation of the xssqrtdp instruction on power7.
8456 (sqrtdf2_fpr): Ditto.
8458 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8461 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8462 functions with noreturn attribute.
8465 * varasm.c (declare_weak): Add weak attribute to decl if it
8466 doesn't have one already.
8467 (assemble_external): Only add decls to weak_decls if they also
8468 have weak attribute.
8470 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8472 * var-tracking.c (var_reg_delete): Don't delete the association
8473 between REGs and values or one-part variables if the register
8476 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8479 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8480 because its first operand is a non-localized variable.
8482 2010-01-14 Martin Jambor <mjambor@suse.cz>
8484 PR tree-optimization/42706
8485 * tree-sra.c (encountered_recursive_call): New variable.
8486 (encountered_unchangable_recursive_call): Likewise.
8487 (sra_initialize): Initialize both new variables.
8488 (callsite_has_enough_arguments_p): New function.
8489 (scan_function): Call decl and flags check only for IPA-SRA, check
8490 whether there is a recursive call and whether it has enough arguments.
8491 (all_callers_have_enough_arguments_p): New function.
8492 (convert_callers): Look for recursive calls only when
8493 encountered_recursive_call is set.
8494 (ipa_early_sra): Bail out either if
8495 !all_callers_have_enough_arguments_p or
8496 encountered_unchangable_recursive_call.
8498 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8500 * sel-sched.c: Add 2010 to copyright years.
8501 * sel-sched-ir.c: Likewise.
8502 * sel-sched-ir.h: Likewise.
8504 2010-01-14 Martin Jambor <mjambor@suse.cz>
8506 PR tree-optimization/42714
8507 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8508 constructors specially.
8510 2010-01-14 Andi Kleen <ak@linux.intel.com>
8512 * config/i386/drivers-i386.c (detect_caches_intel):
8513 Add l2sizekb parameter and fill in.
8514 (host_detect_local_cpu): Add l2sizekb, fill in.
8515 Add Atom small cache heuristic.
8517 2010-01-14 Andi Kleen <ak@linux.intel.com>
8519 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8520 Add level3 parameter and fill in.
8521 (detect_caches_intel): Handle level3 cache.
8523 2010-01-14 Andi Kleen <ak@linux.intel.com>
8525 * config/i386/drivers-i386.c (host_detect_local_cpu):
8526 Fix core duo detection.
8528 2010-01-14 Andi Kleen <ak@linux.intel.com>
8530 * config/i386/drivers-i386.c (host_detect_local_cpu):
8533 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8535 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8536 (rs6000_variable_issue_1): this. Use...
8537 (rs6000_variable_issue): here. Reimplement. Print debug info.
8539 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8541 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8542 sel_restore_notes. Update all callers. Call reemit_notes
8545 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8547 PR rtl-optimization/42246
8548 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8551 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8553 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8554 all successors is the same as number of successors in current region.
8556 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8558 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8559 to rename is not separable. Otherwise check that its LHS is not NULL.
8561 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8563 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8565 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8567 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8568 available registers when failed to discover LHS register class.
8569 Fix indentation. Update comment.
8571 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8572 Alexander Monakov <amonakov@ispras.ru>
8574 PR rtl-optimization/42389
8575 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8577 (advance_state_on_fence): Likewise.
8578 (sel_target_adjust_priority): Print debug output only when
8579 sched_verbose >= 4, not 2.
8580 (get_expr_cost): Do not issue all unique insns on the next cycle.
8581 (fill_insns): Initialize can_issue_more from the value saved
8583 * sel-sched-ir.c (flist_add): New parameter issue_more.
8584 Init FENCE_ISSUE_MORE with it.
8585 (merge_fences): Likewise.
8586 (init_fences): Update call to flist_add.
8587 (add_to_fences, add_clean_fence_to_fences)
8588 (add_dirty_fence_to_fences): Likewise.
8589 (move_fence_to_fences): Update call to merge_fences.
8590 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8592 * sel-sched-ir.h (struct _fence): New field issue_more.
8593 (FENCE_ISSUE_MORE): New accessor macro.
8595 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8597 PR rtl-optimization/42388
8598 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8599 that have no predecessors nor successors. Do not call move_bb_info
8600 for empty blocks outside of current region.
8602 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8604 PR rtl-optimization/42294
8605 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8606 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8607 originators' originators.
8609 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8611 PR rtl-optimization/39453
8612 PR rtl-optimization/42246
8613 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8615 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8617 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8618 Alexander Monakov <amonakov@ispras.ru>
8621 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8622 (maybe_tidy_empty_bb): ... here. Make static. Add new
8623 argument. Update all callers.
8624 (tidy_control_flow): ... and here. Recompute topological order
8625 of basic blocks in region if necessary.
8626 (sel_redirect_edge_and_branch): Change return type. Return true
8627 if topological order might have been invalidated.
8628 (purge_empty_blocks): Export and move from...
8629 * sel-sched.c (purge_empty_blocks): ... here.
8630 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8631 (maybe_tidy_empty_bb): Delete prototype.
8632 (purge_empty_blocks): Declare.
8634 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8636 PR rtl-optimization/42249
8637 * sel-sched.c (try_replace_dest_reg): When chosen register
8638 and original register is the same, do not bail out early, but
8639 still check all original insns for validity of replacing destination
8640 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8643 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8646 Port from no-undefined-overflow branch:
8647 2009-03-09 Richard Guenther <rguenther@suse.de>
8649 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8651 2010-01-14 Richard Guenther <rguenther@suse.de>
8654 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8656 2010-01-14 Ira Rosen <irar@il.ibm.com>
8658 PR tree-optimization/42709
8659 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8660 as scalar type in creation of constant vector operand.
8662 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8665 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8666 (check-parallel-%): Match `testsuite' directory component only
8669 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8671 PR translation/39521
8672 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8675 2010-01-13 Richard Guenther <rguenther@suse.de>
8677 PR tree-optimization/42730
8678 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8681 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8684 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8685 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8688 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8690 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8691 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8692 ___umulsi3_highpart.
8694 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8695 rather than schedule_insns if the pass is enabled.
8697 2010-01-13 Martin Jambor <mjambor@suse.cz>
8699 PR tree-optimization/42704
8700 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8703 2010-01-13 Martin Jambor <mjambor@suse.cz>
8705 PR tree-optimization/42703
8706 * tree-sra.c (analyze_access_subtree): Check that we can build a
8707 reference to the original data within the aggregate.
8709 2010-01-13 Richard Guenther <rguenther@suse.de>
8711 PR tree-optimization/42705
8712 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8714 2010-01-13 Richard Guenther <rguenther@suse.de>
8717 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8719 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8722 * var-tracking.c (values_to_unmark): New variable.
8723 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8724 values_to_unmark vector. Moved body to...
8725 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8726 instead queue it into values_to_unmark vector.
8727 (vt_find_locations): Free values_to_unmark vector.
8729 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8731 * config/s390/s390.c (override_options): Set
8732 default of max-pending-list-length to 256
8734 2010-01-13 Richard Guenther <rguenther@suse.de>
8737 * tree-pass.h (PROP_gimple_lcx): New.
8738 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8739 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8740 before the final cleanup_eh.
8741 (dump_properties): Dump PROP_gimple_lcx.
8742 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8743 (tree_lower_complex_O0): Remove.
8744 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8745 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8746 tree_lower_complex, schedule TODO_update_ssa.
8747 * lto-streamer-out.c (output_function): Stream the functions
8749 * lto-streamer-in.c (input_function): Likewise.
8750 (lto_read_body): Do not override them here.
8752 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8755 * c-typeck.c (build_c_cast): Fold value cast to union type before
8756 wrapping it in a CONSTRUCTOR.
8758 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8760 PR rtl-optimization/42699
8761 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8764 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8766 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8767 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8768 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8769 SUBTARGET_WARN_UNUSED_SPEC): ... here
8770 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8772 2010-01-12 Julian Brown <julian@codesourcery.com>
8774 * config/arm/neon-schedgen.ml (Utils): Don't try to
8775 open missing module.
8776 (find_with_result): New.
8778 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8781 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8782 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8784 PR tree-optimization/42645
8785 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8786 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8787 decl_map, set processing_debug_stmt to -1 and return name without
8790 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8792 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8793 binutils version, and reword target configuration description.
8795 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8797 * config/avr/avr.h (LINKER_NAME): Remove.
8799 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8802 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8803 that support VSX, warn for -mno-altivec if vsx is not disabled,
8806 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8807 Shujing Zhao <pearly.zhao@oracle.com>
8809 PR translation/42469
8810 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8811 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8812 character between option name and help text.
8813 * c.opt (imultilib): Likewise.
8815 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8817 * lto-streamer-out.c (output_unreferenced_globals): Output static
8820 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8822 PR rtl-optimization/42621
8823 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8824 optimizing for size.
8825 (duplicate_computed_gotos): Remove now-redundant check.
8827 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8830 * configure.ac: Save and restore LDFLAGS and LIBS
8831 * configure: Regenerate.
8833 2010-01-10 Richard Guenther <rguenther@suse.de>
8836 * builtins.c (fold_builtin_strlen): Add type argument and
8837 convert the resulting length to it.
8838 (fold_builtin_1): Adjust.
8840 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8842 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8843 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8845 (num_insns_constant_wide): Adjust for that change.
8847 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8850 * web.c (union_defs): Add used argument, to combine uses of
8852 (entry_register): Adjust type and tests of used argument.
8853 (web_main): Widen used for new use. Pass it to union_defs.
8854 * df.h (union_defs): Adjust prototype.
8856 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8859 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8860 uses in new incoming argument. Free body.
8861 (reset_debug_uses_in_loop): New.
8862 (analyze_insn_to_expand_var): Call the latter if the former found
8863 anything. Fix whitespace. Reject invalid dest overlaps before
8864 going through all insns in the loop.
8866 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8869 * haifa-sched.c (dying_use_p): Debug insns don't count.
8871 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8874 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8875 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8876 (verify_gimple_call): Reject LHS in noreturn calls.
8878 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8882 * tree-vect-loop-manip.c (adjust_info): New type.
8883 (adjust_vec): New pointer to vector.
8884 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8885 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8886 (slpeel_update_phis_for_duplicate_loop): Use them.
8887 (slpeel_update_phi_nodes_for_guard1): Likewise.
8888 (slpeel_update_phi_nodes_for_guard2): Likewise.
8889 (slpeel_tree_peel_loop_to_edge): Likewise.
8890 (vect_update_ivs_after_vectorizer): Likewise.
8892 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8894 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8895 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8897 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8899 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8900 bogus uninitialized warning.
8902 2010-01-09 Richard Guenther <rguenther@suse.de>
8905 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8906 the evolution is compatible with the initial condition.
8908 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8910 * gcc.c (process_command): Update copyright notice dates.
8911 * gcov.c (print_version): Likewise.
8912 * gcov-dump.c (print_version): Likewise.
8913 * mips-tfile.c (main): Likewise.
8914 * mips-tdump.c (main): Likewise.
8916 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8919 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8921 (rotlhi3_8): Delete.
8923 (rotlsi3_8): Delete.
8924 (rotlsi3_16): Delete.
8925 (rotlsi3_24): Delete.
8927 (*rotw<mode>3): New.
8928 (*rotb<mode>3): New.
8929 * config/avr/avr.c (avr_rotate_bytes): New function.
8930 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8932 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8935 * configure.ac: Modify -rdynamic check.
8936 * configure: Regenerate.
8938 2010-01-08 DJ Delorie <dj@redhat.com>
8940 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8941 register popping order.
8943 2010-01-08 Richard Guenther <rguenther@suse.de>
8946 * c.opt (fsigned-char): Also let LTO handle this option.
8947 (funsigned-char): Likewise.
8949 2010-01-07 Richard Guenther <rguenther@suse.de>
8951 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8952 (gimple_op): Likewise.
8953 (gimple_op_ptr): Likewise.
8954 (gimple_assign_set_lhs): Remove gcc_assert.
8955 (gimple_assign_set_rhs1): Likewise.
8956 (gimple_assign_set_rhs2): Likewise.
8957 (gimple_call_set_lhs): Likewise.
8958 (gimple_call_set_fn): Likewise.
8959 (gimple_call_set_fndecl): Likewise.
8960 (gimple_call_fndecl): Likewise.
8961 (gimple_call_return_type): Likewise.
8962 (gimple_call_set_chain): Likewise.
8963 (gimple_call_num_args): Likewise.
8964 (gimple_call_set_arg): Likewise.
8965 (gimple_cond_set_code): Likewise.
8966 (gimple_cond_set_lhs): Likewise.
8967 (gimple_cond_set_rhs): Likewise.
8968 (gimple_cond_set_true_label): Likewise.
8969 (gimple_cond_set_false_label): Likewise.
8970 (gimple_label_set_label): Likewise.
8971 (gimple_goto_set_dest): Likewise.
8972 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8973 (gimple_debug_bind_get_value): Likewise.
8974 (gimple_debug_bind_get_value_ptr): Likewise.
8975 (gimple_debug_bind_set_var): Likewise.
8976 (gimple_debug_bind_set_value): Likewise.
8977 (gimple_debug_bind_reset_value): Likewise.
8978 (gimple_debug_bind_has_value_p): Likewise.
8979 (gimple_return_retval_ptr): Remove gcc_assert.
8980 (gimple_return_retval): Likewise.
8981 (gimple_return_set_retval): Likewise.
8982 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8983 (safe_referenced_var_iterator): Remove.
8984 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8985 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8986 (fill_referenced_var_vec): Remove.
8987 (first_readonly_imm_use): Remove redundant gcc_assert.
8988 (phi_arg_index_from_use): Combine gcc_asserts.
8989 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8990 (first_imm_use_stmt): Remove redundant gcc_assert.
8991 * tree-cfg.c (verify_gimple_call): Verify function and chain
8992 operands. Verify arguments.
8993 (verify_types_in_gimple_stmt): Verify condition code and labels.
8995 2010-01-07 Richard Guenther <rguenther@suse.de>
8997 PR tree-optimization/42641
8998 * sese.c (rename_map_elt_info): Use the SSA name version, do
9001 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9003 PR tree-optimization/42625
9004 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9005 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9007 2010-01-07 Duncan Sands <baldrick@free.fr>
9009 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9011 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9014 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9015 note itself is not function_invariant_p.
9017 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9019 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9020 Do not add the DF_NOTE problem.
9021 * store-motion.c (execute_rtl_store_motion): Likewise.
9023 2010-01-07 Martin Jambor <mjambor@suse.cz>
9025 PR tree-optimization/42157
9026 * tree-sra.c (compare_access_positions): Stabilize sort if both
9027 accesses have integer types, return zero immediately if they are the
9030 2010-01-06 Richard Henderson <rth@redhat.com>
9033 * haifa-sched.c (add_to_note_list): Merge into ...
9034 (concat_note_lists): ... here, and ...
9035 (unlink_other_notes, rm_other_notes): Merge into...
9036 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9037 NOTE_INSN_EPILOGUE_BEG.
9039 2010-01-06 Richard Guenther <rguenther@suse.de>
9041 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9042 not inline regular functions into always-inline functions.
9044 2010-01-06 Nick Clifton <nickc@redhat.com>
9046 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9047 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9049 (OVERRIDE_OPTIONS): Delete.
9050 (OPTIMIZATION_OPTIONS): Define.
9051 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9052 * config/rx/rx.c (rx_handle_option): Issue an error message if
9053 -mcpu=rx200 and -fpu are used together.
9054 (rx_set_optimization_options): New function. Issue an error
9055 message if an optimization attribute attempts to reset the FPU/
9056 math optimization pairing.
9057 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9058 * config/rx/rx.opt: Set the default to 32-bit doubles.
9059 * config/rx/t-rx: Add multilibs for -nofpu option.
9060 * doc/invoke.texi: Update documentation of RX options.
9062 2010-01-06 Richard Guenther <rguenther@suse.de>
9064 * tree-ssa-pre.c (name_to_id): New global.
9065 (alloc_expression_id): Simplify SSA name handling.
9066 (lookup_expression_id): Likewise.
9067 (init_pre): Zero name_to_id.
9068 (fini_pre): Free it.
9070 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9072 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9074 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9077 * config/i386/sse.md (smaxv2di3): New.
9078 (umaxv2di3): Likewise.
9079 (sminv2di3): Likewise.
9080 (uminv2di3): Likewise.
9082 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9085 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9086 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9087 (legitimize_tls_address): Likewise.
9088 (sparc_tls_referenced_p): Likewise.
9089 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9090 and adjust calls to legitimize_pic_address.
9091 (legitimate_constant_p) Use sparc_tls_referenced_p.
9092 (legitimate_pic_operand_p): Likewise.
9093 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9094 (sparc_tls_symbol_ref_1): Delete.
9095 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9096 (legitimize_tls_address): Make static, handle CONST patterns.
9097 (legitimize_pic_address): Make static, remove unused parameter and
9098 adjust recursive calls.
9099 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9100 and adjust call to legitimize_pic_address.
9101 (sparc_output_mi_thunk): Likewise.
9103 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9104 H.J. Lu <hongjiu.lu@intel.com>
9107 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9108 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9109 operands to make them signed.
9112 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9115 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9116 GTU to GT for V4SI and V2DI.
9118 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9119 (umin<mode>3): Removed.
9121 (uminv4si3): Likewise.
9123 2010-01-05 Martin Jambor <mjambor@suse.cz>
9125 PR tree-optimization/42462
9126 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9127 current_function_decl to helper functions and macros.
9129 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9132 * flags.h: Don't include real.h.
9133 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9134 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9135 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9136 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9137 * dominance.c: Update copyright.
9138 * gimple.c (walk_gimple_op): Remove inline.
9139 * tree-ssa-reassoc.c: Include real.h.
9140 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9141 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9143 2010-01-05 Nick Clifton <nickc@redhat.com>
9145 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9146 register to push into the stack frame when the accumulator has to
9147 be saved during interrupts.
9149 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9151 * doc/invoke.texi: Remove the documentation about option
9153 * common.opt (Wunreachable-code): Preserved for backward
9155 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9156 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9157 the backward compatibility flag section.
9159 2010-01-05 Richard Guenther <rguenther@suse.de>
9161 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9163 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9166 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9168 PR tree-optimization/42508
9169 * tree-sra.c (convert_callers): Check for recursive call
9170 by comparing cgraph nodes instead of decls.
9171 (modify_function): Call ipa_modify_formal_parameters also
9172 on all same_body aliases.
9174 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9175 cgraph nodes when checking for same_body aliases.
9177 2010-01-05 Richard Guenther <rguenther@suse.de>
9179 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9180 allocation and lookup.
9181 (get_or_alloc_expr_for_constant): Likewise.
9182 (phi_translate): Sink allocation.
9184 2010-01-04 Richard Guenther <rguenther@suse.de>
9186 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9187 a new entry only if needed.
9188 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9189 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9191 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9193 (phi_translate): Handle CONSTANTs early.
9195 2010-01-04 Martin Jambor <mjambor@suse.cz>
9197 PR tree-optimization/42398
9198 * tree-sra.c (struct access): Removed flag grp_different_types.
9199 (dump_access): Do not dump the removed flag.
9200 (sort_and_splice_var_accesses): Do not set the removed flag.
9201 (sra_modify_expr): Check for type compatibility directly.
9203 2010-01-04 Martin Jambor <mjambor@suse.cz>
9205 PR tree-optimization/42366
9206 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9207 edges with variable number of parameters.
9208 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9209 flag instead of asserting it.
9210 (ipa_read_node_info): Read uses_analysis_done flag.
9212 2010-01-04 Richard Guenther <rguenther@suse.de>
9214 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9215 iterative_hash_* as intended.
9216 (vn_reference_compute_hash): Likewise. Simplify hashing
9218 (vn_reference_lookup_2): Likewise.
9219 (vn_nary_op_compute_hash): Likewise.
9220 (vn_phi_compute_hash): Likewise.
9221 (expressions_equal_p): Remove strange code.
9222 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9223 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9224 (bitmap_insert_into_set_1): Take value-id as parameter.
9225 (add_to_value): Pass it.
9226 (bitmap_insert_into_set): Likewise.
9227 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9229 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9232 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9233 (do_self_spec): For switches with SWITCH_IGNORE set set also
9234 SWITCH_IGNORE_PERMANENTLY.
9235 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9238 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9240 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9241 tree of an unreferenced global var.
9243 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9246 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9247 GTU to GT for V4SI and V2DI.
9249 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9250 (umin<mode>3): Removed.
9252 (uminv4si3): Likewise.
9254 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9257 * collect2.c (main): Turn on trace in collect2 if -v is passed
9260 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9262 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9263 description of expression operand.
9265 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9267 * configure.ac: Add install-html to target_list for Make-hooks.
9268 * configure: Regenerate.
9269 * fortran/Make-lang.in (F95_HTMLFILES): New.
9270 (fortran.html): Use it.
9271 (fortran.install-html): New.
9272 * Makefile.in (install-html): Add lang.install-html.
9273 * java/Make-lang.in (JAVA_HTMLFILES): New.
9274 (java.html): Use it.
9275 (java.install-html): New.
9276 * objc/Make-lang.in (objc.install-html): New.
9277 * objcp/Make-lang.in (obj-c++.install-html): New.
9278 * cp/Make-lang.in (c++.install-html): New.
9279 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9280 * lto/Make-lang.in (lto.install-html): New.
9282 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9285 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9287 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9289 PR rtl-optimization/41862
9290 * store-motion.c (store_killed_in_insn, compute_store_table,
9291 remove_reachable_equiv_notes, replace_store_insn,
9292 build_store_vectors): Ignore all DEBUG_INSNs.
9294 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9297 * common.opt: Add dumpdir.
9299 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9301 (option_map): Add --dumpdir.
9303 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9305 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9307 * opts.c (decode_options): Try dump_dir_name first if
9308 dump_base_name isn't an absolute path.
9309 (common_handle_option): Handle OPT_dumpdir.
9311 * toplev.c (dump_dir_name): New.
9312 (print_switch_values): Also ignore -dumpdir.
9314 * toplev.h (dump_dir_name): New.
9316 2010-01-03 Richard Guenther <rguenther@suse.de>
9318 PR tree-optimization/42589
9319 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9320 double-word expansion of bswap32.
9322 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9324 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9325 with BLOCK_FOR_INSN.
9326 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9327 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9328 noce_process_if_block): Likewise.
9329 * gcse.c (compute_local_properties, insert_expr_in_table,
9330 insert_set_in_table, canon_list_insert, find_avail_set,
9331 pre_insert_copy_insn): Likewise.
9333 * basic-block.h (BLOCK_NUM): Move from here...
9334 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9336 2010-01-03 Richard Guenther <rguenther@suse.de>
9338 PR tree-optimization/42438
9339 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9340 contains_may_not_return_call flag.
9341 (BB_MAY_NOTRETURN): New.
9342 (valid_in_sets): Trapping nary operations are not valid
9343 in blocks that may not return.
9344 (insert_into_preds_of_block): Remove check for trapping expressions.
9345 (compute_avail): Compute also BB_MAY_NOTRETURN.
9347 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9349 * doc/invoke.texi: Add 2010 to copyright years.
9351 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9353 * config/sparc/sparc.c: Fix formatting nits.
9355 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9356 Alexander Monakov <amonakov@ispras.ru>
9358 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9360 2010-01-02 Richard Guenther <rguenther@suse.de>
9363 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9364 (simplify_switch_using_ranges): Mark to be removed edges
9367 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9369 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9371 * collect2.c (scan_libraries): Add missing argument in call to
9374 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9377 * config/alpha/predicates.md (aligned_memory_operand): Return false
9379 (unaligned_memory_operand): Return true for CQImode.
9380 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9381 doesn not cross aligned SImode word boundary.
9383 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9385 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9387 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9388 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9390 2010-01-02 Richard Guenther <rguenther@suse.de>
9393 * toplev.c (compile_file): Emit LTO marker properly. Change
9395 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9397 2010-01-01 Richard Guenther <rguenther@suse.de>
9400 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9402 2010-01-01 Richard Guenther <rguenther@suse.de>
9405 * c-decl.c (grokdeclarator): For zero-size arrays force
9406 structural equality checks as layout_type does.
9408 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9410 * builtins.c: Update copyright to 2010.
9412 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9415 * lto-streamer-out.c (produce_asm): Revert the last change.
9416 (copy_function): Likewise.
9418 * lto-streamer.c (lto_get_section_name): Skip any leading
9421 2010-01-01 Richard Guenther <rguenther@suse.de>
9424 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9428 Copyright (C) 2010 Free Software Foundation, Inc.
9430 Copying and distribution of this file, with or without modification,
9431 are permitted in any medium without royalty provided the copyright
9432 notice and this notice are preserved.