1 2010-04-29 Jon Grant <04@jguk.org>
3 * collect2.c (vflag): Change type from int to bool.
5 (helpflag): New global bool.
6 (main): Set vflag and debug with boolean, not integer truth
7 values. Accept new "--help" option and output usage text if
9 * collect2.h (vflag): Update prototype.
12 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
15 * plugin.h (flag_plugin_added): Moved out of
16 invoke_plugin_callbacks.
18 2010-04-29 Richard Guenther <rguenther@suse.de>
21 * plugin.h (invoke_plugin_callbacks): Annotate arguments
22 with ATTRIBUTE_UNUSED.
24 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
27 * config/i386/i386.c (get_some_local_dynamic_name): Replace
28 INSN_P with NONDEBUG_INSN_P.
29 (distance_non_agu_define): Likewise.
30 (distance_agu_use): Likewise.
32 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
34 From Dominique d'Humieres <dominiq@lps.ens.fr>
36 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
39 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
41 * plugin.h (invoke_plugin_callbacks): New inline function.
42 * plugin.c (flag_plugin_added): New global flag.
43 (add_new_plugin): Initialize above flag.
44 (invoke_plugin_callbacks): Rename to ...
45 (invoke_plugin_callbacks_full): ... this.
47 2010-04-28 Jan Hubicka <jh@suse.cz>
49 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
50 (lto_varpool_replace_node): New.
51 (lto_symtab_resolve_symbols): Resolve varpool nodes.
52 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
53 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
54 * cgraph.h (varpool_node_ptr): New type.
55 (varpool_node_ptr): New vector.
56 (varpool_node_set_def): New structure.
57 (varpool_node_set): New type.
58 (varpool_node_set): New vector.
59 (varpool_node_set_element_def): New structure.
60 (varpool_node_set_element, const_varpool_node_set_element): New types.
61 (varpool_node_set_iterator): New type.
62 (varpool_node): Add prev pointers, add used_from_other_partition,
64 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
65 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
66 varpool_get_node, varpool_remove_node): Declare.
67 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
68 varpool_node_set_size): New inlines.
69 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
70 * tree-pass.h (varpool_node_set_def): Forward declare.
71 (ipa_opt_pass_d): Summary writting takes vnode sets too.
72 (ipa_write_optimization_summaries): Update prototype.
73 * ipa-cp.c (ipcp_write_summary): Update.
74 * ipa-reference.c (ipa_reference_write_summary): Update.
75 * lto-cgraph.c (lto_output_varpool_node): New static function.
76 (output_varpool): New function.
77 (input_varpool_node): New static function.
78 (input_varpool_1): New function.
79 (input_cgraph): Input varpool.
80 * ipa-pure-const.c (pure_const_write_summary): Update.
81 * lto-streamer-out.c (lto_output): Update, output varpool too.
82 (write_global_stream): Kill WPA hack.
83 (produce_asm_for_decls): Update.
84 (output_alias_pair_p): Handle variables.
85 (output_unreferenced_globals): Output only needed partition of varpool.
86 * ipa-inline.c (inline_write_summary): Update.
87 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
88 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
89 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
90 varpool_node_set_new, varpool_node_set_add,
91 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
92 debug_varpool_node_set): New functions.
93 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
94 (execute_one_pass): Process new decls too.
95 (ipa_write_summaries_2): Pass around vsets.
96 (ipa_write_summaries_1): Likewise.
97 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
99 (ipa_write_optimization_summaries_1): Pass around vsets.
100 (ipa_write_optimization_summaries): Likewise.
101 * varpool.c (varpool_get_node): New.
102 (varpool_node): Update doubly linked lists.
103 (varpool_remove_node): New.
104 (dump_varpool_node): More dumping.
105 (varpool_enqueue_needed_node): Update doubly linked lists.
106 (decide_is_variable_needed): Kill ltrans hack.
107 (varpool_finalize_decl): Kill lto hack.
108 (varpool_assemble_decl): Skip decls in other partitions.
109 (varpool_assemble_pending_decls): Update doubly linkes lists.
110 (varpool_empty_needed_queue): Likewise.
111 (varpool_extra_name_alias): Likewise.
112 * lto-streamer.c (lto_get_section_name): Add vars section.
113 * lto-streamer.h (lto_section_type): Update.
114 (output_varpool, input_varpool): Declare.
116 2010-04-28 Mike Stump <mikestump@comcast.net>
118 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
120 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
122 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
123 record or union type with RECORD_OR_UNION_TYPE_P predicate.
124 (lto_input_ts_type_tree_pointers): Likewise.
125 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
126 (lto_output_ts_type_tree_pointers): Likewise.
128 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
130 Uniquization of constants at the Tree level
131 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
132 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
134 (tree_output_constant_def): Declare.
135 * gimplify.c (gimplify_init_constructor): When using block copy, first
136 uniquize the constant constructor on the RHS.
137 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
138 DECL_IN_CONSTANT_POOL flag.
139 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
140 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
142 (assemble_variable): Deal with symbols belonging to the tree constant
144 (get_constant_section): Add ALIGN parameter and simplify.
145 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
146 (assemble_constant_contents): Use the expression of the VAR_DECL.
147 (output_constant_def_contents): Use the alignment of the VAR_DECL.
148 (tree_output_constant_def): New global function.
149 (mark_constant): Use the expression of the VAR_DECL.
150 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
152 (output_object_block): Likewise and assemble the expression.
154 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
156 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
157 hash_tree, eq_tree): New tree hash table.
158 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
159 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
160 lto_orig_address_remove): Reimplement.
162 2010-04-28 Xinliang David Li <davidxl@google.com>
165 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
166 (compute_uninit_opnds_pos): New function.
167 (is_non_loop_exit_postdominating): New function.
168 (compute_control_dep_chain): New function.
169 (find_pdom): New function.
170 (convert_control_dep_chain_into_preds): New function.
171 (find_predicates): New function.
172 (find_control_equiv_block): New function.
173 (collect_phi_def_edges): New function.
174 (find_def_preds): New function.
175 (find_dom): New function.
176 (dump_predicates): New function.
177 (get_cmp_code): New function.
178 (is_value_included_in): New function.
179 (find_matching_predicate_in_rest_chains): New function.
180 (use_pred_not_overlap_with_undef_path_pred): New function.
181 (is_use_properly_guarded): New function.
182 (normalize_cond_1): New function.
183 (is_and_or_or): New function.
184 (normalize_cond): New function.
185 (is_gcond_subset_of): New function.
186 (is_subset_of_any): New function.
187 (is_or_set_subset_of): New function.
188 (is_and_set_subset_of): New function.
189 (is_norm_cond_subset_of): New function.
190 (is_pred_expr_subset_of): New function.
191 (is_pred_chain_subset_of): New function.
192 (is_included_in): New function.
193 (is_superset_of): New function.
194 (find_uninit_use): New function.
195 (warn_uninitialized_phi): New function.
196 (compute_possibly_undefined_names): New function.
197 (ssa_undefined_value_p): New function.
198 (execute_late_warn_uninitialized): New function.
199 * tree-ssa.c (ssa_undefined_value_p): Removed.
200 (warn_uninit): Changed to extern.
201 (warn_uninitialized_phi): Removed.
202 (warn_uninitialized_vars): Changed to extern.
203 (execute_late_warn_uninitialized): Removed
204 * tree-flow.h: Add new prototypes.
205 * timevar.def: Add new time variable.
206 * Makefile.in: Add new build file.
208 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
210 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
213 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
216 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
218 2010-04-28 Martin Jambor <mjambor@suse.cz>
220 * cgraph.h (struct cgraph_node): New field indirect_calls.
221 (struct cgraph_indirect_call_info): New type.
222 (struct cgraph_edge): Removed field indirect_call. New fields
223 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
224 (cgraph_create_indirect_edge): Declare.
225 (cgraph_make_edge_direct): Likewise.
226 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
227 * ipa-prop.h (struct ipa_param_call_note): Removed.
228 (struct ipa_node_params): Removed field param_calls.
229 (ipa_create_all_structures_for_iinln): Declare.
230 * cgraph.c: Described indirect edges and uids in initial comment.
231 (cgraph_add_edge_to_call_site_hash): New function.
232 (cgraph_edge): Search also among the indirect edges, use
233 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
234 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
235 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
237 (initialize_inline_failed): Assign a reason to indirect edges.
238 (cgraph_create_edge_1): New function.
239 (cgraph_create_edge): Moved some functionality to
240 cgraph_create_edge_1.
241 (cgraph_create_indirect_edge): New function.
242 (cgraph_edge_remove_callee): Add an assert checking for
244 (cgraph_edge_remove_caller): Special-case indirect edges.
245 (cgraph_remove_edge): Likewise.
246 (cgraph_set_edge_callee): New function.
247 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
248 (cgraph_make_edge_direct): New function.
249 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
250 the declaration of the call statement matches.
251 (cgraph_node_remove_callees): Special-case indirect edges.
252 (cgraph_clone_edge): Likewise.
253 (cgraph_clone_node): Clone also the indirect edges.
254 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
255 indirect_call, dump count of indirect_calls edges.
256 * ipa-prop.c (iinlining_processed_edges): New variable.
257 (ipa_note_param_call): Create indirect edges instead of
258 creating notes. New parameter node.
259 (ipa_analyze_call_uses): New parameter node, pass it on to
261 (ipa_analyze_stmt_uses): Likewise.
262 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
263 (print_edge_addition_message): Work on edges rather than on notes.
264 (update_call_notes_after_inlining): Likewise, renamed to
265 update_indirect_edges_after_inlining.
266 (ipa_create_all_structures_for_iinln): New function.
267 (ipa_free_node_params_substructures): Do not free notes.
268 (ipa_edge_duplication_hook): Propagate bits within
269 iinlining_processed_edges bitmap.
270 (ipa_node_duplication_hook): Do not duplicate notes.
271 (free_all_ipa_structures_after_ipa_cp): Renamed to
272 ipa_free_all_structures_after_ipa_cp.
273 (free_all_ipa_structures_after_iinln): Renamed to
274 ipa_free_all_structures_after_iinln.g
275 (ipa_write_param_call_note): Removed.
276 (ipa_read_param_call_note): Removed.
277 (ipa_write_indirect_edge_info): New function.
278 (ipa_read_indirect_edge_info): Likewise.
279 (ipa_write_node_info): Do not stream notes, do stream information
281 (ipa_read_node_info): Likewise.
282 (lto_ipa_fixup_call_notes): Removed.
283 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
284 * ipa-inline.c (pass_ipa_inline): Likewise.
285 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
286 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
287 * tree-inline.c (copy_bb): Removed an unnecessary double check for
289 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
291 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
292 (output_cgraph): Stream also indirect edges.
293 (lto_output_edge): Added capability to stream indirect edges.
294 (input_edge): Likewise.
295 (input_cgraph_1): Likewise.
296 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
299 2010-04-28 Richard Guenther <rguenther@suse.de>
301 PR tree-optimization/43879
302 PR tree-optimization/43909
303 * tree-ssa-structalias.c (struct variable_info): Add
304 only_restrict_pointers flag.
305 (new_var_info): Initialize it. Increment stats.total_vars here.
306 (create_function_info_for): Do not increment stats.total_vars
308 (get_function_part_constraint): Fix build with C++.
309 (insert_into_field_list): Remove.
310 (push_fields_onto_fieldstack): Properly merge fields.
311 (create_variable_info_for): Split and simplify.
312 (create_variable_info_for_1): New piece.
313 (intra_create_variable_infos): Properly make restrict constraints
316 2010-04-28 Richard Guenther <rguenther@suse.de>
319 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
322 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
323 Jan Hubicka <hubicka@ucw.cz>
325 * doc/invoke.texi (-Wsuggest-attribute=const,
326 -Wsuggest-attribute=pure): Document.
327 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
328 (function_always_visible_to_compiler_p,
329 suggest_attribute, warn_function_pure, warn_function_const):
331 (check_call): Improve debug info.
332 (analyze_function): Do not check availability.
333 (add_new_function): Check availability.
334 (propagate): Output warnings.
335 (skip_function_for_local_pure_const): New function.
336 (local_pure_const): Use it; output warnings.
337 * common.opt (Wsuggest-attribute=const,
338 Wsuggest-attribute=pure): New.
340 2010-04-27 Jakub Jelinek <jakub@redhat.com>
342 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
343 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
344 or DW_CFA_def_cfa_offset{,_sf}.
346 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
348 * tree.h: Fix truncated long macros.
350 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
352 * collect2.c (TARGET_64BIT): Redefine to target's default.
354 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
355 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
356 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
357 for underscoring __USER_LABEL_PREFIX__.
358 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
359 (SUB_LINK_ENTRY32): New.
360 (SUB_LINK_ENTRY64): New.
361 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
362 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
363 (SUB_LINK_ENTRY64): New.
364 (SUB_LINK_ENTRY): New.
365 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
366 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
367 x64 target is choosen.
368 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
369 * configure: Regenerated.
370 * configure.ac (leading-mingw64-underscores): Option added.
372 2010-04-27 Jan Hubicka <jh@suse.cz>
374 * doc/invoke.texi (-fipa-profile): Document.
375 * opts.c (decode_options): Enable ipa-profile at -O1.
376 * timevar.def (TV_IPA_PROFILE): Define.
377 * common.opt (fipa-profile): Add.
378 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
380 (cgraph_propagate_frequency): Handle only local ones.
381 * tree-pass.h (pass_ipa_profile): Declare.
382 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
383 (pass_ipa_profile): Use TV_IPA_PROFILE.
384 * ipa.c (ipa_profile): New function.
385 (gate_ipa_profile): Likewise.
386 (pass_ipa_profile): New global variable.
387 * passes.c (pass_ipa_profile): New.
389 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
391 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
393 2010-04-27 Martin Jambor <mjambor@suse.cz>
396 * ipa.c (dissolve_same_comdat_group_list): New function.
397 (function_and_variable_visibility): Call
398 dissolve_same_comdat_group_list when comdat group contains external or
400 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
401 lists are circular and that they contain only DECL_ONE_ONLY nodes.
403 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
405 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
406 (const_hash_1) <VECTOR_CST>: New case.
407 (compare_constant) <VECTOR_CST>: Likewise.
408 <ADDR_EXPR>: Deal with LABEL_REFs.
409 (copy_constant) <VECTOR_CST>: New case.
411 2010-04-27 Jan Hubicka <jh@suse.cz>
413 * cgraph.c (cgraph_propagate_frequency): New function.
414 * cgraph.h (cgraph_propagate_frequency): Declare.
415 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
416 cgraph_propagate_frequency.
418 2010-04-27 Jakub Jelinek <jakub@redhat.com>
420 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
422 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
425 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
426 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
427 here to determine which regs to push and how much stack to reserve.
429 2010-04-27 Jie Zhang <jie@codesourcery.com>
431 * doc/gimple.texi (gimple_statement_with_ops): Remove
432 addresses_taken field.
433 (gimple_statement_with_memory_ops): Likewise.
435 2010-04-27 Jan Hubicka <jh@suse.cz>
437 * tree-inline.c (eni_inlining_weights): Remove.
438 (estimate_num_insns): Special case more builtins.
440 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
443 * c-typeck.c (build_binary_op): Move forward check for comparison
444 pointer with null pointer constant and adjust the diagnostic message.
446 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
449 * configure.ac (gcc_cv_as_section_has_align): Set if installed
450 binutils supports extended .section directive needed by LTO, or
451 warn if older binutils found.
452 (LTO_BINARY_READER): New AC_SUBST'd variable.
453 (LTO_USE_LIBELF): Likewise.
454 * gcc/config.gcc (lto_binary_reader): New target-specific configure
456 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
457 (LTO_USE_LIBELF): Likewise.
458 * configure: Regenerate.
460 * collect2.c (is_elf): Rename from this ...
461 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
462 object files in addition to ELF-formatted ones.
463 (scan_prog_file): Caller updated. Also allow for LTO info marker
464 symbol to be prefixed or not by an extra underscore.
466 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
467 * config/i386/winnt.c: Also #include lto-streamer.h
468 (i386_pe_asm_named_section): Specify 1-byte section alignment for
470 (i386_pe_asm_output_aligned_decl_common): Add comment.
471 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
473 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
476 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
477 Add missing earlyclobber for second alternative.
479 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
481 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
482 bits for artificial defs at the top of the block.
483 * fwprop.c (single_def_use_enter_block): Don't call it.
485 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
488 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
489 instead of "$gcc_cv_objdump -T".
490 Use "-undefined dynamic_lookup" on darwin.
491 * gcc/configure: Regenerate.
493 2010-04-26 Jakub Jelinek <jakub@redhat.com>
496 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
498 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
500 * c-parser.c (struct c_token): Move location field up.
501 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
502 (struct c_declspecs): Convert typespec_word, storage_class, and
503 default_int_p into bitfields.
504 (struct c_declarator): Move loc field up.
506 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
508 * cfgloop.h (struct loop): Move can_be_parallel field up.
509 * ipa-prop.h (struct ip_node_params): Move bitfields up.
510 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
512 (struct iv_cand): Convert pos field into a bitfield.
513 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
515 (struct _stmt_vec_info): Shuffle fields for better packing.
517 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
519 * varasm.c (IN_NAMED_SECTION): Remove guard.
520 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
521 (IN_NAMED_SECTION_P): ...this.
522 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
523 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
525 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
527 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
528 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
529 of shadowing it. Fix comments.
531 2010-04-26 Jan Hubicka <jh@suse.cz>
533 * cgraph.c (cgraph_create_node): Set node frequency to normal.
534 (cgraph_clone_node): Copy function frequency.
535 * cgraph.h (node_frequency): New enum
536 (struct cgraph_node): Add.
537 * final.c (rest_of_clean_state): Update.
538 * lto-cgraph.c (lto_output_node): Output node frequency.
539 (input_overwrite_node): Input node frequency.
540 * tre-ssa-loop-ivopts (computation_cost): Update.
541 * lto-streamer-out.c (output_function): Do not output function
543 * predict.c (maybe_hot_frequency_p): Update and handle functions
545 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
547 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
548 (compute_function_frequency): Set noreturn functions to be executed
550 (choose_function_section): Update.
551 * lto-streamer-in.c (input_function): Do not input function frequency.
552 * function.c (allocate_struct_function): Do not initialize function
554 * function.h (function_frequency): Remove.
555 (struct function): Remove function frequency.
556 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
557 (try_update): Update.
558 * tree-inline.c (initialize_cfun): Do not update function frequency.
559 * passes.c (pass_init_dump_file): Update.
560 * i386.c (ix86_compute_frame_layout): Update.
561 (ix86_pad_returns): Update.
563 2010-04-26 Jie Zhang <jie@codesourcery.com>
565 PR tree-optimization/43833
566 * tree-vrp.c (range_int_cst_p): New.
567 (range_int_cst_singleton_p): New.
568 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
569 when both operands are constants. Use range_int_cst_p in
572 2010-04-26 Jan Hubicka <jh@suse.cz>
574 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
576 2010-04-26 Richard Guenther <rguenther@suse.de>
579 * gimple.c (gimple_decl_printable_name): Deal gracefully
580 with a NULL DECL_NAME.
582 2010-04-26 Richard Guenther <rguenther@suse.de>
585 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
586 if emitting debug information and it is either a function
589 2010-04-26 Ira Rosen <irar@il.ibm.com>
591 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
592 determine if the statement is vectorizable, and a macro to access it.
593 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
594 Skip statements that can't be vectorized. If the analysis fails,
595 mark the statement as unvectorizable if vectorizing basic block.
596 (vect_compute_data_refs_alignment): Likewise.
597 (vect_verify_datarefs_alignment): Skip statements marked as
598 unvectorizable. Add print.
599 (vect_analyze_group_access): Skip statements that can't be
600 vectorized. If the analysis fails, mark the statement as
601 unvectorizable if vectorizing basic block.
602 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
603 * tree-vect-stmts.c (vectorizable_store): Fix the number of
604 generated stmts for SLP.
605 (new_stmt_vec_info): Initialize the new field.
606 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
607 statements marked as unvectorizable.
609 2010-04-25 Joseph Myers <joseph@codesourcery.com>
611 * c-common.c (flag_isoc1x): New.
612 (flag_isoc99): Update comment.
613 * c-common.h (flag_isoc1x): New.
614 (flag_isoc99): Update comment.
615 * c-cppbuiltin.c (builtin_define_float_constants): Also define
616 __<type>_DECIMAL_DIG__.
617 * c-opts.c (set_std_c1x): New.
618 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
619 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
620 * c.opt (-std=c1x, -std=gnu1x): New options.
621 * doc/cpp.texi: Mention -std=c1x.
622 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
623 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
624 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
625 * doc/standards.texi: Mention C1X.
626 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
627 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
628 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
631 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/gmon-sol2.c (_mcleanup): Change format string
634 placeholder from 0x%x to %#x.
635 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
636 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
637 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
638 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
639 * config/i386/i386.c (ix86_target_string): Ditto.
640 (output_pic_addr_const): Ditto.
641 (print_operand): Ditto.
643 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
645 * combine.c (find_split_point): Add third argument. Use it
646 to find nested multiply-accumulate instructions. Adjust calls.
647 (try_combine): Adjust call to find_split_point.
649 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
651 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
653 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
655 PR tree-optimization/41442
656 * fold-const.c (merge_truthop_with_opposite_arm): New function.
657 (fold_binary_loc): Call it.
659 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
661 * toplev.c (general_init): Set default for fdiagnostics-show-option.
662 * opts.c (common_handle_option): Allow disabling it.
663 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
665 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
667 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
668 between modes if both types are integral.
670 2010-04-23 Richard Guenther <rguenther@suse.de>
672 PR tree-optimization/43572
673 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
675 2010-04-23 Richard Guenther <rguenther@suse.de>
678 * tree-inline.c (tree_can_inline_p): Also check compatibility
681 2010-04-23 Martin Jambor <mjambor@suse.cz>
683 PR tree-optimization/43846
684 * tree-sra.c (struct access): New flag grp_assignment_read.
685 (build_accesses_from_assign): Set grp_assignment_read.
686 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
687 (enum mark_read_status): New type.
688 (analyze_access_subtree): Propagate grp_assignment_read, create
689 accesses also if both direct_read and root->grp_assignment_read.
691 2010-04-23 Martin Jambor <mjambor@suse.cz>
694 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
695 function does not have type attributes.
697 2010-04-23 Richard Guenther <rguenther@suse.de>
700 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
703 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
705 * sese.h (create_if_region_on_edge): Remove.
707 * sese.c (create_if_region_on_edge): Make static.
709 * tree-inline.c: Do not include ggc.h.
711 * expr.c: Do not include ggc.h.
713 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
716 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
719 * config/sh/sh.c (find_barrier): Don't emit a constant pool
720 in the middle of insns for casesi_worker_2.
722 2010-04-22 David Edelsohn <edelsohn@gnu.org>
724 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
726 2010-04-22 Ira Rosen <irar@il.ibm.com>
728 PR tree-optimization/43842
729 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
730 loop unrolling in update of exit phis. Fix comment.
731 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
732 least two reduction statements in the loop before starting SLP
735 2010-04-22 Nick Clifton <nickc@redhat.com>
737 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
739 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
741 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
744 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
746 * tree-parloops.c (loop_parallel_p): New argument
747 parloop_obstack. Pass it down.
748 (parallelize_loops): New variable parloop_obstack. Initialize it,
749 pass it down, free it.
751 * tree-loop-linear.c (linear_transform_loops): Pass down
754 * tree-data-ref.h (lambda_compute_access_matrices): New argument
755 of type struct obstack *.
757 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
758 scratch_obstack. Initialize it, pass down, free it.
760 * lambda.h (lambda_loop_new): Remove.
761 (lambda_matrix_new, lambda_matrix_inverse)
762 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
763 argument of type struct obstack *.
765 * lambda-trans.c (lambda_trans_matrix_new): New argument
766 lambda_obstack. Pass it down, use obstack allocation for ret.
767 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
770 * lambda-mat.c (lambda_matrix_get_column)
771 (lambda_matrix_project_to_null): Remove.
772 (lambda_matrix_new): New argument lambda_obstack. Use obstack
774 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
777 * lambda-code.c (lambda_loop_new): New function.
778 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
779 (lambda_compute_auxillary_space, lambda_compute_target_space)
780 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
781 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
782 (build_access_matrix): New argument lambda_obstack. Use obstack
784 (lambda_compute_step_signs, lambda_compute_access_matrices): New
785 argument lambda_obstack. Pass it down.
787 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
789 * optabs.h (expand_widening_mult): Declare.
791 2010-04-22 Richard Guenther <rguenther@suse.de>
793 PR tree-optimization/43845
794 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
795 lookup the CALL_EXPR function and arguments.
797 2010-04-22 Nick Clifton <nickc@redhat.com>
799 * config/stormy16/stormy16.c
800 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
801 * config/stormy16/stormy16.h: Tidy up formatting.
802 (DONT_USE_BUILTIN_SETJMP): Remove definition.
803 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
804 (ineqbranchsi): Delete pattern.
805 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
806 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
807 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
808 stormy16-lib2-ucmpsi2.c.
810 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
812 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
813 df_simulate_find_noclobber_defs as appropriate. Keep track of an
814 extra set merge_set_noclobber, and use it to relax the final test
816 * df.h (df_simulate_find_noclobber_defs): Declare.
817 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
819 (df_simulate_find_noclobber_defs): New function.
821 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
823 * config/i386/i386.md: Use {} around multi-line preparation statements.
825 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
827 * c-tree.h (push_init_level, pop_init_level, set_init_index)
828 (process_init_element): New argument of type struct obstack *.
830 * c-typeck.c (push_init_level, pop_init_level, set_designator)
831 (set_init_index, set_init_label, set_nonincremental_init)
832 (set_nonincremental_init_from_string, find_init_member)
833 (output_init_element, output_pending_init_elements)
834 (process_init_element): New argument braced_init_obstack. Pass it
836 (push_range_stack, add_pending_init): New argument
837 braced_init_obstack. Use obstack allocation.
839 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
840 braced_init_obstack. Pass it down.
841 (c_parser_braced_init): New variables ret, braced_init_obstack.
842 Initialize obstack, pass it down and finally free it.
844 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
847 * tree-pass.h (pass_optimize_widening_mul): Declare.
848 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
849 gate_optimize_widening_mul): New static functions.
850 (pass_optimize_widening_mul): New.
851 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
852 <case MULT_EXPR>: Remove support for widening multiplies.
853 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
854 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
855 simplify_gen_unary rather than directly building extensions.
856 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
858 * expmed.c (expand_widening_mult): New function.
859 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
861 2010-04-21 Jan Hubicka <jh@suse.cz>
863 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
864 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
865 * lto-wpa-fixup.c: Remove.
866 * Makefile.in (lto-wpa-fixup.o): Remove.
867 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
868 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
869 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
871 2010-04-21 Jan Hubicka <jh@suse.cz>
873 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
874 add write_optimization_summary, read_optimization_summary.
875 (ipa_write_summaries_of_cgraph_node_set): Remove.
876 (ipa_write_optimization_summaries): Declare.
877 (ipa_read_optimization_summaries): Declare.
878 * ipa-cp.c (pass_ipa_cp): Update.
879 * ipa-reference.c (pass_ipa_reference): Update.
880 * ipa-pure-const.c (pass_ipa_pure_const): Update.
881 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
883 * ipa-inline.c (pass_ipa_inline): Update.
884 * ipa.c (pass_ipa_whole_program): Update.
885 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
886 * passes.c (ipa_write_summaries_1): Do not test wpa.
887 (ipa_write_optimization_summaries_1): New.
888 (ipa_write_optimization_summaries): New.
889 (ipa_read_summaries): Do not test ltrans.
890 (ipa_read_optimization_summaries_1): New.
891 (ipa_read_optimization_summaries): New.
893 2010-04-21 Jan Hubicka <jh@suse.cz>
895 * lto-cgraph.c (lto_output_node): Do not output comdat groups
897 (output_cgraph): Do not arrange comdat groups for boundary nodes.
899 2010-04-21 Jakub Jelinek <jakub@redhat.com>
902 * dwarf2out.c (add_name_and_src_coords_attributes): Add
903 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
905 2010-04-21 Jan Hubicka <jh@suse.cz>
907 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
909 2010-04-21 Jan Hubicka <jh@suse.cz>
911 * varpool.c (decide_is_variable_needed): Variable is always needed
914 2010-04-21 Jan Hubicka <jh@suse.cz>
916 * opts.c (decode_options): Enable pure-const pass for whopr.
918 2010-04-21 Jan Hubicka <jh@suse.cz>
920 * cgraph.c (dump_cgraph_node): Dump also assembler name.
921 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
923 (cgraph_decide_inlining): Do not expect callee to be removed in all
926 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
928 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
930 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
932 * config/i386/i386.md (x86_shrd): Add athlon_decode and
933 amdfam10_decode attributes.
935 2010-04-21 Jakub Jelinek <jakub@redhat.com>
938 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
939 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
940 (lower_copyprivate_clauses): Use private var in outer
941 context instead of original var. Make sure the types
942 are correct for VLAs.
944 2010-04-21 Richard Guenther <rguenther@suse.de>
946 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
947 to non-pointer objects.
949 2010-04-21 Jakub Jelinek <jakub@redhat.com>
951 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
952 last chain entry if it starts with the still current label.
953 (add_location_or_const_value_attribute): Check that
954 loc_list->first->next is NULL instead of comparing ->first with ->last.
955 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
956 to add_var_loc_to_decl.
958 * dwarf2out.c (output_call_frame_info): For dw_cie_version
959 >= 4 add also address size and segment size fields into CIE header.
961 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
962 long as address size is the same as sizeof (void *) and
964 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
965 address size or segment size is unexpected, return DW_EH_PE_omit.
966 (classify_object_over_fdes): If get_cie_encoding returned
967 DW_EH_PE_omit, return -1.
968 (init_object): If classify_object_over_fdes returned -1,
969 pretend there were no FDEs at all.
971 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/i386.md (bswap<mode>2): Macroize expander from
974 bswap{si,di}2 using SWI48 mode iterator.
975 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
976 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
977 set modrm attribute of bswap insn to 0 and remove length attribute.
978 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
979 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
980 set mode attribute to <MODE> and remove length attribute.
982 2010-04-20 James E. Wilson <wilson@codesourcery.com>
984 PR rtl-optimization/43520
985 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
986 zero available registers.
988 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
990 * builtins.c (fold_builtin_cproj): Fold more cases.
992 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
994 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
995 (fold_builtin_1): Fold builtin cproj.
996 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
997 Use ATTR_CONST_NOTHROW_LIST.
999 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1001 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1002 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1003 ffsi2_no_cmove for !TARGET_CMOVE.
1004 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1005 (ffssi2): Remove expander.
1006 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1008 (ctz<mode>2): Ditto from ctz{si,di}2.
1009 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1011 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1014 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1016 * dwarf2out.c (AT_linkage_name): Define.
1017 (clone_as_declaration): Handle DW_AT_linkage_name.
1018 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1019 of DW_AT_MIPS_linkage_name.
1020 (move_linkage_attr): Likewise.
1021 (dwarf2out_finish): Likewise.
1023 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1026 * fold-const.c (fold_comparison): New folding rule.
1028 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1030 * double-int.h (double_int_setbit): Declare.
1031 * double-int.c (double_int_setbit): New function.
1032 * rtl.h (immed_double_int_const): Declare.
1033 * emit-rtl.c (immed_double_int_const): New function.
1034 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1035 and immed_double_int_const functions.
1036 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1037 expand_copysign_bit): (Ditto.).
1038 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1039 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1040 * dojump.c (prefer_and_bit_test): (Ditto.).
1041 * expr.c (convert_modes, reduce_to_bit_field_precision,
1042 const_vector_from_tree): (Ditto.).
1043 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1045 2010-04-20 Jan Hubicka <jh@suse.cz>
1047 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1048 (dump_cgraph_node): Dump new flags.
1049 * cgraph.h (struct cgraph_node): Add flags
1050 reachable_from_other_partition and in_other_partition.
1051 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1052 other partition can not be removed.
1053 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1054 the other partition must be output; silence sanity checking on
1055 leaking functions bodies from other paritition.
1056 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1057 (lto_output_node): Output new flags; do not sanity check that inline
1058 clones are output; drop lto_forced_extern_inline_p code; do not mock
1059 visibility flags at partition boundaries.
1060 (add_node_to): New function.
1061 (output_cgraph): Use it to sort functions so masters appear before
1063 (input_overwrite_node): Input new flags.
1064 * passes.c (ipa_write_summaries): Do not call
1065 lto_new_extern_inline_states.
1066 * lto-section-out.c (forced_extern_inline,
1067 lto_new_extern_inline_states lto_delete_extern_inline_states,
1068 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1069 * lto-streamer.h (lto_new_extern_inline_states,
1070 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1071 lto_forced_extern_inline_p): Kill.
1073 2010-04-20 Richard Guenther <rguenther@suse.de>
1075 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1076 from vars that can have pointers.
1077 (process_constraint): Dump useless constraints.
1079 2010-04-20 Richard Guenther <rguenther@suse.de>
1081 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1082 (dump_sa_points_to_info): Remove asserts.
1083 (init_base_vars): nothing_id isn't an escape point nor does it
1086 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1088 * tree.h (TYPE_REF_IS_RVALUE): Define.
1089 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1090 should_move_die_to_comdat, prune_unused_types_walk): Handle
1091 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1092 (modified_type_die, gen_reference_type_die): Emit
1093 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1094 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1096 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1099 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1100 calls for -fpic -m31 if they have been sibcall optimized.
1102 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1104 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1105 ar.lc fixed and call-used.
1107 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1109 2010-04-19 Jan Hubicka <jh@suse.cz>
1111 * opts.c (decode_options): Disable whpr incompatible passes.
1112 * lto/lto.c (lto_1_to_1_map): Skip clones.
1113 (read_cgraph_and_symbols): Do not mark everything as needed.
1114 (do_whole_program_analysis): Do map only after optimizing;
1115 set proper cgraph_state; use passmanager.
1117 2010-04-19 DJ Delorie <dj@redhat.com>
1119 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1120 POINTER_PLUS_EXPR and fix them.
1122 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1124 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1125 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1126 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1127 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1128 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1129 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1130 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1131 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1132 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1133 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1134 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1136 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1138 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1139 (check_cond_move_block): Likewise.
1140 (cond_move_process_if_block): Likewise.
1141 (noce_find_if_block): Improve formatting.
1142 (find_if_header): Pass 0 to memset and tweak conditions.
1143 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1145 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1147 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1151 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1152 with non-local decl doesn't need chain.
1154 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1156 * ira-color.c (allocno_reload_assign): Avoid accumulating
1157 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1159 2010-04-19 Martin Jambor <mjambor@suse.cz>
1161 * gimple.h (create_tmp_reg): Declare.
1162 * gimplify.c (create_tmp_reg): New function.
1163 (gimplify_return_expr): Use create_tmp_reg.
1164 (gimplify_omp_atomic): Likewise.
1165 (gimple_regimplify_operands): Likewise.
1166 * tree-dfa.c (make_rename_temp): Likewise.
1167 * tree-predcom.c (predcom_tmp_var): Likewise.
1168 (reassociate_to_the_same_stmt): Likewise.
1169 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1170 (get_replaced_param_substitute): Likewise.
1171 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1172 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1173 * tree-ssa-pre.c (get_representative_for): Likewise.
1174 (create_expression_by_pieces): Likewise.
1175 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1176 (create_tailcall_accumulator): Likewise.
1178 2010-04-19 Martin Jambor <mjambor@suse.cz>
1180 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1182 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1184 2010-04-19 Richard Guenther <rguenther@suse.de>
1186 PR tree-optimization/43796
1187 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1188 from SCEV in the lattice.
1189 (vrp_visit_phi_node): Dump change.
1191 2010-04-19 Richard Guenther <rguenther@suse.de>
1193 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1194 * configure: Re-generated.
1196 2010-04-19 Richard Guenther <rguenther@suse.de>
1198 PR tree-optimization/43783
1199 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1200 constant ARRAY_REF operands two and three if possible.
1202 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1205 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1207 2010-04-19 Jie Zhang <jie@codesourcery.com>
1210 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1212 2010-04-19 Ira Rosen <irar@il.ibm.com>
1214 PR tree-optimization/37027
1215 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1216 and macro to access it.
1217 (vectorizable_reduction): Add argument.
1218 (vect_get_slp_defs): Likewise.
1219 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1220 statements for possible use in SLP.
1221 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1222 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1223 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1225 (vectorizable_reduction): Likewise.
1226 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1228 (vectorizable_type_demotion, vectorizable_type_promotion,
1229 vectorizable_store): Likewise.
1230 (vect_analyze_stmt): Update call to vectorizable_reduction.
1231 (vect_transform_stmt): Likewise.
1232 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1233 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1234 from different interleaving chains in same node.
1235 (vect_slp_rearrange_stmts): New function.
1236 (vect_supported_load_permutation_p): Allow load permutations for
1237 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1238 inside SLP nodes if necessary.
1239 (vect_analyze_slp_instance): Handle reductions.
1240 (vect_analyze_slp): Try to build SLP instances originating from groups
1242 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1243 (vect_get_constant_vectors): Create initial vectors for reductions
1244 according to reduction code. Add new argument.
1245 (vect_get_slp_defs): Add new argument, pass it to
1246 vect_get_constant_vectors.
1247 (vect_schedule_slp_instance): Remove SLP tree root statements.
1249 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1251 * tree.h (ENUM_IS_SCOPED): Define.
1252 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1253 for ENUM_IS_SCOPED enums.
1255 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1257 * fold-const.c (fold_comparison): Use ssizetype.
1258 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1259 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1260 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1261 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1263 * tree.h (initialize_sizetypes): Remove parameter.
1264 (build_common_tree_nodes): Remove second parameter.
1265 * stor-layout.c (initialize_sizetypes): Remove parameter.
1266 Always create an unsigned type.
1267 (set_sizetype): Assert that the passed type is unsigned and simplify.
1268 * tree.c (build_common_tree_nodes): Remove second parameter.
1269 Adjust call to initialize_sizetypes.
1270 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1271 build_common_tree_nodes.
1273 2010-04-18 Matthias Klose <doko@ubuntu.com>
1275 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1277 2010-04-18 Ira Rosen <irar@il.ibm.com>
1279 PR tree-optimization/43771
1280 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1281 load permutation doesn't have gaps.
1283 2010-04-18 Jan Hubicka <jh@suse.cz>
1285 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1286 (sse_prologue_save_insn expander): Use new pattern.
1287 (sse_prologue_save_insn1): New pattern and splitter.
1288 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1290 * i386.c (setup_incoming_varargs_64): Do not compute jump
1292 (ix86_gimplify_va_arg): Update alignment needed.
1293 (ix86_local_alignment): Do not align all local arrays to 128bit.
1295 2010-04-17 Jan Hubicka <jh@suse.cz>
1297 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1299 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1301 * arm.md (negdi2): Remove redundant code to force values into a
1304 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1306 * arm/bpabi.S: Add EABI alignment attributes to objects.
1307 * arm/bpabi-v6m.S: Likewise.
1308 * arm/crti.asm: Likewise.
1309 * arm/crtn.asm: Likewise.
1310 * arm/lib1funcs.asm: Likewise.
1311 * arm/libunwind.S: Likewise.
1313 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1315 * arm-protos.h (tune_params): New structure.
1316 * arm.c (current_tune): New variable.
1317 (arm_constant_limit): Delete.
1318 (struct processors): Add pointer to the tune parameters.
1319 (arm_slowmul_tune): New tuning option.
1320 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1321 (all_cores): Adjust to pick up the tuning model.
1322 (arm_constant_limit): New function.
1323 (arm_override_options): Select the appropriate tuning model. Delete
1324 initialization of arm_const_limit.
1325 (arm_split_constant): Use the new constant-limit model.
1326 (arm_rtx_costs): Pick up the current tuning model.
1327 * arm.md (is_strongarm, is_xscale): Delete.
1328 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1329 for Xscale variant architectures.
1330 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1332 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1334 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1336 (arm_rtx_costs_1): Remove unused variable extra_cost.
1337 (arm_unwind_emit_set): Use variable offset.
1338 (thumb1_output_casesi): Remove unused variable flags.
1340 2010-04-16 Jeff Law <law@redhat.com>
1342 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1343 needing assignment rather than doing a two-phase assignment. Remove
1344 unused variable 'm'.
1346 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1349 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1351 2010-04-16 Doug Kwan <dougkwan@google.com>
1353 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1354 (next_operand_entry_id): New static variable.
1355 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1356 (add_to_ops_vec): Assigned unique ID to operand entry.
1357 (struct oecount_s): New field ID.
1358 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1359 (undistribute_ops_list): Assign unique IDs to oecounts.
1360 (init_reassoc): reset next_operand_entry_id.
1362 2010-04-16 Doug Kwan <dougkwan@google.com>
1364 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1365 missing left parenthesis.
1367 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1369 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1370 *btdi_rex64 using SWI48 mode iterator.
1371 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1372 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1373 *jcc_btdi_mask_rex64.
1375 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1377 * double-int.h (tree_to_double_int): Convert to macro.
1378 * double-int.c (tree_to_double_int): Remove.
1380 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1383 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1384 with want_address 2 and in case a single element list might be
1385 possible, call it again with want_address 0.
1387 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1389 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1390 case 'W' print operands for HI mode.
1391 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1392 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1393 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1394 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1396 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1398 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1399 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1400 #xx:3 and #xx:4 mode.
1402 * config/h8300/h8300.md (inverted load with HImode dest): Add
1403 support for H8300SX.
1405 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1406 satisfy 'U' constraint.
1408 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1410 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1411 * configure: Regenerate.
1412 * config.in: Regenerate.
1413 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1416 2010-04-16 Richard Guenther <rguenther@suse.de>
1418 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1419 (struct tree_decl_common): ... here.
1420 (DECL_PT_UID): Adjust.
1421 (SET_DECL_PT_UID): Likewise.
1422 (DECL_PT_UID_SET_P): Likewise.
1424 2010-04-16 Richard Guenther <rguenther@suse.de>
1426 PR tree-optimization/43572
1427 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1428 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1429 * tree-flow.h (is_call_clobbered): Remove.
1430 * tree-flow-inline.h (is_call_clobbered): Likewise.
1431 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1432 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1433 (execute_return_slot_opt): Adjust.
1434 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1435 check for call clobbered vars here.
1436 (find_tail_calls): Move tailcall verification to the
1439 2010-04-16 Diego Novillo <dnovillo@google.com>
1441 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1443 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1446 * config/arm/arm.md (cbranchqi4): New pattern.
1447 * config/arm/predicates.md (const0_operand,
1448 cbranchqi4_comparison_operator): New predicates.
1450 2010-04-16 Richard Guenther <rguenther@suse.de>
1452 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1453 (dump_gimple_stmt): Likewise.
1455 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1457 * recog.h (struct recog_data): New field is_operator.
1458 (struct insn_operand_data): New field is_operator.
1459 * recog.c (extract_insn): Set recog_data.is_operator.
1460 * genoutput.c (output_operand_data): Emit code to set the
1462 * reload.c (find_reloads): Use it rather than testing for an
1463 empty constraint string.
1466 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1467 If the previous insn is a cbranchsi4_insn with the same arguments,
1468 omit the compare instruction.
1470 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1471 register, inputs must be low registers and we need a low register
1472 scratch. Handle alternative 2 like alternative 3.
1474 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1476 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1477 don't call get_addr on both. If one expression is a VALUE and
1478 the other a REG, check VALUE's locs if the REG isn't among them.
1480 2010-04-16 Christian Bruel <christian.bruel@st.com>
1482 * config/sh/sh.h (sh_frame_pointer_required): New function.
1483 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1484 (flag_omit_frame_pointer) Set.
1485 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1486 (rounded_frame_size): Adjust size with outgoing_args_size.
1487 (sh_set_return_address): Must return from stack pointer.
1488 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1489 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1490 (ACCUMULATE_OUTGOING_ARGS): Define.
1491 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1492 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1494 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1497 * config/sh/sh.c (sh_legitimize_reload_address): Use
1498 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1499 Remove a unneeded check for offset_base.
1501 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1503 * configure: Regenerated.
1505 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1507 * config/s390/s390.c (s390_call_save_register_used): Switch back
1508 to HARD_REGNO_NREGS.
1510 2010-04-15 Richard Guenther <rguenther@suse.de>
1512 * alias.c (alias_set_subset_of): Handle alias-set zero
1515 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1516 Julian Brown <julian@codesourcery.com>
1518 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1519 alternatives according to use of high and low regs.
1520 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1521 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1522 optimizing for size on Thumb-2.
1524 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1526 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1528 2010-04-15 Richard Guenther <rguenther@suse.de>
1530 * tree-ssa-structalias.c (struct variable_info): Add
1532 (new_var_info): Initialize it.
1533 (dump_constraints): Support printing last added constraints.
1534 (debug_constraints): Adjust.
1535 (dump_constraint_graph): Likewise.
1536 (make_heapvar_for): Check for NULL cfun.
1537 (get_function_part_constraint): New function.
1538 (get_fi_for_callee): Likewise.
1539 (find_func_aliases): Properly implement IPA PTA constraints.
1540 (process_ipa_clobber): New function.
1541 (find_func_clobbers): Likewise.
1542 (insert_into_field_list_sorted): Remove.
1543 (create_function_info_for): Properly allocate vars for IPA mode.
1544 Do not use insert_into_field_list_sorted.
1545 (create_variable_info_for): Properly generate constraints for
1546 global vars in IPA mode.
1547 (dump_solution_for_var): Always dump the solution.
1548 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1549 (find_what_var_points_to): Adjust.
1550 (pt_solution_set): Change.
1551 (pt_solution_ior_into): New function.
1552 (pt_solution_empty_p): Export.
1553 (pt_solution_includes_global): Adjust.
1554 (pt_solution_includes_1): Likewise.
1555 (pt_solutions_intersect_1): Likewise.
1556 (dump_sa_points_to_info): Check some invariants.
1557 (solve_constraints): Move constraint dumping ...
1558 (compute_points_to_sets): ... here.
1559 (ipa_pta_execute): ... and here.
1560 (compute_may_aliases): Do not re-compute points-to info
1561 locally if IPA info is available.
1562 (ipa_escaped_pt): New global var.
1563 (ipa_pta_execute): Properly implement IPA PTA.
1564 * tree-into-ssa.c (dump_decl_set): Support dumping
1565 decls not in referenced-vars.
1566 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1567 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1568 (dump_points_to_solution): Likewise.
1569 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1570 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1571 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1572 (copy_decl_to_var): Copy DECL_PT_UID.
1573 (copy_result_decl_to_var): Likewise.
1574 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1575 (copy_node_stat): Copy it.
1576 * tree.h (DECL_PT_UID): New macro.
1577 (SET_DECL_PT_UID): Likewise.
1578 (DECL_PT_UID_SET_P): Likewise.
1579 (struct tree_decl_minimal): Add pt_uid member.
1580 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1581 (pt_solution_empty_p): Declare.
1582 (pt_solution_set): Adjust.
1583 (ipa_escaped_pt): Declare.
1584 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1585 * gimple-pretty-print.c (pp_points_to_solution): New function.
1586 (dump_gimple_call): Dump call clobber/use information.
1587 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1588 * tree-pass.h (TDF_ALIAS): New dump option.
1589 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1590 * doc/invoke.texi (-fipa-pta): Update documentation.
1592 2010-04-15 Richard Guenther <rguenther@suse.de>
1594 * Makefile.in (OBJS-common): Add gimple-fold.o.
1595 (gimple-fold.o): New rule.
1596 * tree.h (maybe_fold_offset_to_reference,
1597 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1599 * gimple.h: ... here.
1600 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1601 may_propagate_address_into_dereference): Move prototypes ...
1602 * gimple.h: ... here.
1603 * tree-ssa-ccp.c (get_symbol_constant_value,
1604 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1605 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1606 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1607 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1608 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1609 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1610 gimplify_and_update_call_from_tree): Move ...
1611 * gimple-fold.c: ... here. New file.
1612 (ccp_fold_builtin): Rename to ...
1613 (gimple_fold_builtin): ... this.
1614 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1616 2010-04-15 Richard Guenther <rguenther@suse.de>
1618 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1619 fit_double_type, force_fit_type_double, add_double_with_sign,
1620 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1621 lrotate_double, rrotate_double, div_and_round_double): Move ...
1622 * double-int.c: ... here.
1623 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1624 add_double, neg_double, mul_double_with_sign, mul_double,
1625 lshift_double, rshift_double, lrotate_double, rrotate_double,
1626 div_and_round_double): Move prototypes ...
1627 * double-int.h: ... here.
1629 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1632 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1633 matching constraints to ensure inputs match the output.
1635 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1638 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1639 in an input-only operand.
1641 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1643 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1644 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1645 (double_int_negative_p): Convert to static inline function.
1646 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1647 (double_int_negative_p): Remove.
1648 * tree.h (lshift_double, rshift_double):
1649 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1650 * fold-const.c (fold_convert_const_int_from_real,
1651 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1652 (lshift_double): Change type of arith argument to bool.
1653 (rshift_double): Change type of arith argument to bool. Correct
1655 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1657 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1660 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1661 at the start and end of the then/else blocks, and omit them from the
1663 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1664 argument; all callers changed. Pass zero to old_insns_match_p instead.
1665 (flow_find_head_matching_sequence): New function.
1666 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1667 * basic-block.h (flow_find_cross_jump,
1668 flow_find_head_matching_sequence): Declare functions.
1670 2010-04-14 Jason Merrill <jason@redhat.com>
1673 * c-common.c (attribute_takes_identifier_p): New fn.
1674 * c-common.h: Declare it.
1676 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1678 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1680 (*udivmod<mode>4): Ditto.
1682 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1684 * config/i386/i386.md (maxmin_int): Rename code attribute from
1685 maxminiprefix and update all users.
1686 (maxmin_float): Ditto from maxminfprefix.
1687 (logic): Ditto from logicprefix.
1688 (absneg_mnemonic): Ditto from absnegprefix.
1689 * config/i386/mmx.md: Update all users of maxminiprefix,
1690 maxminfprefix and logicprefix for rename.
1691 * config/i386/sse.md: Ditto.
1692 * config/i386/sync.md (sync_<code><mode>): Update for
1695 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1698 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1699 warnings converted to errors.
1701 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1703 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1704 used insn_type variable.
1705 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1706 to avoid set-but-not-used warning.
1708 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1710 * df-core.c (df_ref_debug): Change format string placeholder
1712 * dwarf2asm.c (dw2_asm_output_data_raw,
1713 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1714 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1715 * dwarf2out.c (output_cfi, output_cfi_directive,
1716 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1717 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1719 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1720 * print-rtl.c (print_rtx): Ditto.
1722 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1725 * builtins.c (expand_builtin_pow_root): New function to expand pow
1726 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1727 series of sqrt and cbrt calls under -ffast-math.
1728 (expand_builtin_pow): Call it.
1730 2010-04-14 Michael Matz <matz@suse.de>
1732 PR tree-optimization/42963
1733 * tree-cfg.c (touched_switch_bbs): New static variable.
1734 (group_case_labels_stmt): New function broken out from ...
1735 (group_case_labels): ... here, use the above.
1736 (start_recording_case_labels): Allocate touched_switch_bbs.
1737 (end_recording_case_labels): Deallocate it, call
1738 group_case_labels_stmt.
1739 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1741 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1743 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1746 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1748 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1750 2010-04-13 Jan Hubicka <jh@suse.cz>
1752 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1753 of optimized out static functions.
1754 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1755 cost computation. Also sanity check for overflows.
1756 (update_caller_keys): Update cgraph_edge_badness call; properly
1757 update fibheap and sanity check that it is up to date.
1758 (add_new_edges_to_heap): Update cgraph_edge_badness.
1759 (cgraph_decide_inlining_of_small_function): Likewise;
1760 add sanity checking that badness in heap is up to date;
1761 improve dumping of reason; Update badness of calls to the
1762 offline copy of function currently inlined; dump badness
1763 of functions not inlined because of unit growth limits.
1765 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1768 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1769 because of sign-extension change when converting to sizetype here...
1770 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1772 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1773 the folding to constants. Remove redundant final conversion.
1774 (fold_binary) <associate>: Do not associate if the re-association of
1775 constants alone overflows.
1776 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1777 to the end of the list.
1778 (multiple_of_p) <COND_EXPR>: New case.
1780 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1782 * opt-functions.awk (opt_sanitized_name): New.
1784 * optc-gen.awk: Use it
1785 * opth-gen.awk: Use it.
1787 2010-04-13 Martin Jambor <mjambor@suse.cz>
1789 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1790 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1791 children. Call replace_uses_with_default_def_ssa_name to handle
1794 2010-04-13 Michael Matz <matz@suse.de>
1797 * builtins.c (expand_builtin_interclass_mathfn): Also create
1798 a register if the predicate doesn't match.
1800 2010-04-13 Diego Novillo <dnovillo@google.com>
1802 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1803 * c-pch.c: Include timevar.h.
1804 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1805 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1806 * ggc-common.c: Include timevar.h.
1807 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1808 * timevar.def (TV_PCH_SAVE): Define.
1809 (TV_PCH_CPP_SAVE): Define.
1810 (TV_PCH_PTR_REALLOC): Define.
1811 (TV_PCH_PTR_SORT): Define.
1812 (TV_PCH_RESTORE): Define.
1813 (TV_PCH_CPP_RESTORE): Define.
1815 2010-04-13 Michael Matz <matz@suse.de>
1817 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1819 (can_reassociate_p): New function.
1820 (break_up_subtract_bb, reassociate_bb): Use it.
1822 2010-04-13 Richard Guenther <rguenther@suse.de>
1825 * builtins.c (c_readstr): Fix assert.
1827 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1829 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1830 when generating cltd insn.
1832 (*ashl<mode>3_1): Remove special handling for register operand 2.
1833 (*ashlsi3_1_zext): Ditto.
1834 (*ashlhi3_1): Ditto.
1835 (*ashlhi3_1_lea): Ditto.
1836 (*ashlqi3_1): Ditto.
1837 (*ashlqi3_1_lea): Ditto.
1838 (*<shiftrt_insn><mode>3_1): Ditto.
1839 (*<shiftrt_insn>si3_1_zext): Ditto.
1840 (*<shiftrt_insn>qi3_1_slp): Ditto.
1841 (*<rotate_insn><mode>3_1): Ditto.
1842 (*<rotate_insn>si3_1_zext): Ditto.
1843 (*<rotate_insn>qi3_1_slp): Ditto.
1845 2010-04-13 Richard Guenther <rguenther@suse.de>
1847 * tree-ssa-structalias.c (callused_id): Remove.
1848 (call_stmt_vars): New.
1849 (get_call_vi): Likewise.
1850 (lookup_call_use_vi): Likewise.
1851 (lookup_call_clobber_vi): Likewise.
1852 (get_call_use_vi): Likewise.
1853 (get_call_clobber_vi): Likewise.
1854 (make_transitive_closure_constraints): Likewise.
1855 (handle_const_call): Adjust to do per-call call-used handling.
1856 (handle_pure_call): Likewise.
1857 (find_what_var_points_to): Remove general callused handling.
1858 (init_base_vars): Likewise.
1859 (init_alias_vars): Initialize call_stmt_vars.
1860 (compute_points_to_sets): Process call-used and call-clobbered
1861 vars for call statements.
1862 (delete_points_to_sets): Free call_stmt_vars.
1864 2010-04-13 Richard Guenther <rguenther@suse.de>
1866 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1867 Only add RW dependence for dependence distance zero.
1868 Adjust maximal vectorization factor according to dependences.
1869 Move alignment handling ...
1870 (vect_find_same_alignment_drs): ... here. New function.
1871 (vect_analyze_data_ref_dependences): Adjust.
1872 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1873 (vect_analyze_data_refs): Adjust minimal vectorization factor
1874 according to data references.
1875 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1876 dependences before determining the vectorization factor.
1877 Analyze alignment after determining the vectorization factor.
1878 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1879 dependences before alignment.
1880 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1882 (vect_analyze_data_refs): Likewise.
1883 (MAX_VECTORIZATION_FACTOR): New define.
1885 2010-04-13 Duncan Sands <baldrick@free.fr>
1887 * except.h (lang_eh_type_covers): Remove.
1888 * except.c (lang_eh_type_covers): Likewise.
1890 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1891 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1893 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1894 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1895 UNITS_PER_LONG where it is ABI relevant.
1896 (s390_return_addr_rtx): Likewise.
1897 (s390_back_chain_rtx): Likewise.
1898 (s390_frame_area): Likewise.
1899 (s390_frame_info): Likewise.
1900 (s390_initial_elimination_offset): Likewise.
1901 (save_gprs): Likewise.
1902 (s390_emit_prologue): Likewise.
1903 (s390_emit_epilogue): Likewise.
1904 (s390_function_arg_advance): Likewise.
1905 (s390_function_arg): Likewise.
1906 (s390_va_start): Likewise.
1907 (s390_gimplify_va_arg): Likewise.
1908 (s390_function_profiler): Likewise.
1909 (s390_optimize_prologue): Likewise.
1910 (s390_rtx_costs): Likewise.
1911 (s390_secondary_reload): Likewise.
1912 (s390_promote_function_mode): Likewise.
1913 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1914 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1915 registers available.
1916 (s390_unwind_word_mode): New function.
1917 (s390_function_value): Split 64 bit values into register pair if
1918 used as return value.
1919 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1920 function call parameters. Handle parallels.
1921 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1922 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1923 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1924 (s390_expand_setmem): Remove unused variable src_addr.
1925 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1926 deal with 64 bit registers.
1927 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1928 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1929 (UNITS_PER_LONG): New macro.
1930 * libjava/include/s390-signal.h: Define extended ucontext
1931 structure containing the upper halfs of the 64 bit registers.
1933 2010-04-13 Simon Baldwin <simonb@google.com>
1935 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1937 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1939 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1940 rvalue on the RHS if the LHS is of a non-renamable type.
1941 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1943 2010-04-13 Matthias Klose <doko@ubuntu.com>
1945 * gcc.c (cc1_options): Handle -iplugindir before processing
1946 the cc1 spec. Only add -iplugindir once.
1947 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1949 * common.opt (iplugindir): Remove `Separate' property, initialize.
1950 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1952 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1953 (distclean): Remove plugin dir.
1954 * doc/invoke.texi: Document -iplugindir.
1956 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1958 * doc/plugins.texi (Loading Plugins): Document short
1959 -fplugin=foo option.
1960 (Plugin API): Mention default_plugin_dir_name function.
1962 * gcc.c (find_file_spec_function): Add new declaration.
1963 (static_spec_func): Use it for "find-file".
1964 (find_file_spec_function): Add new function.
1965 (cc1_options): Add -iplugindir option if -fplugin* options found.
1967 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1969 * plugin.c (add_new_plugin): Updated comment, and handle short
1971 (default_plugin_dir_name): Added new function.
1973 * common.opt (iplugindir): New option to set the plugin directory.
1975 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1977 * config/i386/i386.md (any_rotate): New code iterator.
1978 (rotate_insn): New code attribute.
1980 (SWIM124): New mode iterator.
1981 (<rotate_insn>ti3): New expander.
1982 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1983 any_rotate code iterator.
1984 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1985 using any_rotate code iterator and SWIM124 mode iterator.
1986 (ix86_rotlti3): New insn_and_split pattern.
1987 (ix86_rotrti3): Ditto.
1988 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1989 ix86_rotl{di,ti}3 patterns.
1990 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1991 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1992 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1993 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1994 code iterator and SWI mode iterator.
1995 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1996 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1998 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1999 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2000 (bswap rotatert splitter): Add splitter.
2001 (bswap splitter): Macroize splitter using any_rotate code iterator.
2002 Add insn predicate to split only for TARGET_USE_XCHGB or when
2003 optimizing function for size.
2005 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2007 * config/pa/pa.c (emit_move_sequence): Remove use of
2008 deleted variable flag_argument_noalias.
2010 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2012 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2014 Add to unsupported targets list.
2015 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2016 sparc*-sun-solaris2.[567]* from target lists.
2017 * configure: Regenerate.
2018 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2020 Remove Solaris 7 patch references.
2021 (Specific, sparc-sun-solaris2.7): Removed.
2022 (sparc-sun-solaris2*): Update Solaris 7 example.
2023 (sparc64-*-solaris2*): Likewise.
2025 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2027 * config.build (alpha*-dec-osf4*): Remove.
2028 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2029 of obsolete configurations.
2030 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2032 * config/alpha/t-osf4: Renamed to ...
2033 * config/alpha/t-osf5: ... this.
2034 * config/alpha/osf.h: Renamed to ...
2035 * config/alpha/osf5.h: ... this.
2036 Merged old osf5.h contents.
2038 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2039 (EXTRA_SPECS): Removed.
2040 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2041 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2044 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2046 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2048 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2051 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2052 __thiscall convention.
2054 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2056 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2058 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2060 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2062 * function.c (assign_parms_initialize_all): Add unused attribute
2065 2010-04-12 Richard Guenther <rguenther@suse.de>
2067 * gsstruct.def (GSS_CALL): New.
2068 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2069 * gimple.h: Include tree-ssa-alias.h.
2070 (struct gimple_statement_call): New.
2071 (union gimple_statement_struct_d): Add gimple_call member.
2072 (gimple_call_reset_alias_info): Declare.
2073 (gimple_call_use_set): New function.
2074 (gimple_call_clobber_set): Likewise.
2075 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2076 * gimple.c (gimple_call_reset_alias_info): New function.
2077 (gimple_build_call_1): Call it.
2078 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2079 * tree-inline.c (remap_gimple_stmt): Likewise.
2080 (expand_call_inline): Remove callused handling.
2081 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2082 * tree-dfa.c (dump_variable): Likewise.
2083 * tree-parloops.c (parallelize_loops): Likewise.
2084 * tree-ssa.c (init_tree_ssa): Likewise.
2085 (delete_tree_ssa): Likewise.
2086 * tree-flow-inline.h (is_call_used): Remove.
2087 * tree-flow.h (struct gimple_df): Remove callused member.
2088 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2089 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2090 (ref_maybe_used_by_call_p_1): Simplify.
2091 (call_may_clobber_ref_p_1): Likewise.
2092 * tree-ssa-structalias.c (compute_points_to_sets): Set
2093 the call stmt used and clobbered sets.
2094 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2095 (find_tail_calls): Verify the tail call.
2097 2010-04-12 Richard Guenther <rguenther@suse.de>
2099 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2100 single-iteration always-inline inlining.
2101 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2102 (cgraph_decide_inlining): Do not handle always-inline specially.
2103 (try_inline): Remove always-inline cycle detection special case.
2104 Do not recurse on always-inlines.
2105 (cgraph_early_inlining): Do not iterate if not optimizing.
2106 (cgraph_gate_early_inlining): remove.
2107 (pass_early_inline): Run unconditionally.
2108 (gate_cgraph_decide_inlining): New function.
2109 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2110 not inlining or optimizing.
2111 (cgraph_decide_inlining_of_small_functions): Also consider
2112 always-inline functions.
2113 (cgraph_default_inline_p): Return true for nodes which should
2114 disregard inline limits.
2115 (estimate_function_body_sizes): Assume zero size and time for
2116 nodes which are marked as disregarding inline limits.
2117 (cgraph_decide_recursive_inlining): Do not perform recursive
2118 inlining on always-inline nodes.
2120 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2123 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2124 for exprs satisfying handled_component_p.
2126 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2128 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2129 non-constant aggregate elements.
2131 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2132 is a real initialization.
2134 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2137 * c-decl.c (start_function): Move forward check for nested function.
2139 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2141 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2142 * config/sh/sh.c: Include reload.h.
2143 (sh_legitimize_reload_address): New.
2144 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2145 sh_legitimize_reload_address.
2147 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2149 * config/sh/sh.md (*movqi_pop): New insn pattern.
2150 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2152 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2154 * config/i386/i386.md (any_shiftrt): New code iterator.
2155 (shiftrt_insn): New code attribute.
2157 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2158 using any_shiftrt code iterator.
2159 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2160 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2161 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2162 pattern from corresponding peephole2 patterns.
2163 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2164 using any_shiftrt code iterator.
2165 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2166 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2167 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2168 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2169 *{ashr,lshr}<mode>3_cmp_zext.
2170 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2172 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2174 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2176 (*lshr<mode>3_cconly): Ditto.
2178 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2180 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2181 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2182 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2183 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2185 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2186 from corresponding peephole2 patterns.
2187 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2188 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2189 and *lshrdi3_1_rex64 using SWI mode iterator.
2190 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2191 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2192 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2193 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2194 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2195 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2196 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2197 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2198 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2201 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2203 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2204 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2205 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2206 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2208 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2209 from corresponding peephole2 patterns.
2210 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2211 (ashrsi3_cvt): Rename from ashrsi3_31.
2212 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2213 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2214 and x86_64_shift_adj_3 using SWI48 mode iterator.
2215 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2216 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2217 and *ashrdi3_1_rex64 using SWI mode iterator.
2218 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2219 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2220 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2221 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2222 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2223 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2224 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2225 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2226 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2228 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2229 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2230 x86_shift<mode>_adj_3 expanders.
2232 2010-04-10 Wei Guozhi <carrot@google.com>
2235 * config/arm/arm.c (arm_pic_static_addr): New function.
2236 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2238 (arm_output_addr_const_extra): Output expression for new pattern.
2239 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2241 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2243 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2246 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2247 * web.c: Include "insn-config.h" and "recog.h".
2248 (union_match_dups): New function.
2249 (web_main): Call it.
2250 (union_defs): Don't try to recognize match_dups.
2252 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2253 if doing so would replace the entire pattern.
2255 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2259 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2260 and splitter pattern. Change splitter operand 1 predicate to
2263 2010-04-09 Martin Jambor <mjambor@suse.cz>
2265 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2266 lattices are addresses of CONST_DECLs with the same initial value.
2267 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2268 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2270 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2271 Bernd Schmidt <bernds@codesourcery.com>
2273 * loop-invariant.c (replace_uses): New static function.
2274 (move_invariant_reg): Use it to ensure we can replace the uses.
2276 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2278 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2280 (picochip_override_options): Enable section anchors only above -O1.
2281 (picochip_reorg): Fixed a couple of build warnings.
2283 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2285 * configure.ac (plugin -rdynamic test): Log result.
2286 * configure: Regenerate.
2287 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2288 (RDYNAMIC_SPEC): Define.
2289 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2291 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2293 * configure.ac: Determine Sun ld version numbers.
2294 (comdat_group): Restrict GNU ld version checks to gld.
2295 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2296 (enable_comdat): Support --enable-comdat.
2297 * configure: Regenerate.
2298 * doc/install.texi (Configuration): Document --enable-comdat.
2300 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2302 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2303 * config/sol2-gld.h: ... here.
2304 * config.gcc (sparc*-*-solaris2*): Reflect this.
2305 (i[34567]86-*-solaris2*): Use it.
2307 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2309 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2311 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2313 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2316 * diagnostic.c (diagnostic_initialize): Initialize
2317 some_warnings_are_errors.
2318 (diagnostic_finish): New.
2319 (diagnostic_action_after_output): Call it before exiting.
2320 (diagnostic_report_diagnostic): Do not print message here. Set
2321 some_warnings_are_errors.
2322 * diagnostic.h (diagnostic_context): Delete
2323 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2324 (diagnostic_finish): Declare.
2325 * toplev.c (toplev_main): Call it before exit.
2327 2010-04-09 Jason Merrill <jason@redhat.com>
2330 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2331 for incomplete type.
2334 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2335 based on a warning flag.
2337 2010-04-09 Richard Guenther <rguenther@suse.de>
2339 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2341 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2344 * varasm.c (default_assemble_visibility): Wrap vars that are
2345 set, but unused, by targets without GAS.
2346 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2347 Remove set, but unused, vars.
2348 (rs6000_legitimize_tls_address): Likewise.
2349 (altivec_expand_dst_builtin): Likewise.
2350 * config/darwin.c (machopic_classify_symbol): Likewise.
2351 (machopic_indirection_name): Likewise.
2353 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2355 * config/i386/i386.md (DWI): New mode iterator.
2356 (S): New mode attribute.
2357 (shift_operand): Ditto.
2358 (shift_immediate_operand): Ditto.
2359 (ashl_input_operand): Ditto.
2360 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2361 using SDWIM mode iterator.
2362 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2363 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2365 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2366 from corresponding peephole2 patterns.
2367 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2368 and x86_64_shift_adj_1 using SWI48 mode iterator.
2369 (x86_shift<mode>_adj_2): Ditto.
2370 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2371 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2372 using SWI48 mode iterator.
2373 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2374 *ashldi3_cmp_rex64 using SWI mode iterator.
2375 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2376 *ashldi3_cconly_rex64 using SWI mode iterator.
2377 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2378 x86_shift<mode>_adj_{1,2}.
2379 (ix86_split_ashr): Ditto.
2380 (ix86_split_lshr): Ditto.
2382 2010-04-09 Richard Guenther <rguenther@suse.de>
2384 * target.h (builtin_conversion): Pass in input and output types.
2385 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2386 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2387 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2388 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2390 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2392 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2394 2010-04-09 Richard Guenther <rguenther@suse.de>
2397 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2399 2010-04-09 Richard Guenther <rguenther@suse.de>
2401 * tree-vectorizer.h (struct _stmt_vec_info): Document
2402 that vectype is the type of the LHS.
2403 (supportable_widening_operation, supportable_narrowing_operation):
2404 Get both input and output vector types as arguments.
2405 (vect_is_simple_use_1): Declare.
2406 (get_same_sized_vectype): Likewise.
2407 * tree-vect-loop.c (vect_determine_vectorization_factor):
2408 Set STMT_VINFO_VECTYPE to the vector type of the def.
2409 (vectorizable_reduction): Adjust.
2410 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2411 Adjust. Specify the output vector type.
2412 (vect_pattern_recog_1): Adjust.
2413 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2414 (vectorizable_call): Adjust.
2415 (vectorizable_conversion): Likewise.
2416 (vectorizable_operation): Likewise.
2417 (vectorizable_type_demotion): Likewise.
2418 (vectorizable_type_promotion): Likewise.
2419 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2421 (vect_is_simple_use_1): New function.
2422 (supportable_widening_operation): Get both input and output
2424 (supportable_narrowing_operation): Likewise.
2425 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2427 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2429 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2430 __thiscall and _thiscall as predefined macros.
2431 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2432 thiscall attribute handling.
2433 (ix86_comp_type_attributes): Likewise.
2434 (ix86_function_regparm): Likewise.
2435 (ix86_return_pops_args): Likewise.
2436 (init_cumulative_args): Likewise.
2437 (find_drap_reg): Likewise.
2438 (ix86_static_chain): Likewise.
2439 (x86_this_parameter): Likewise.
2440 (x86_output_mi_thunk): Likewise.
2441 (ix86_attribute_table): Add description for thiscall attribute.
2442 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2443 * doc/extend.texi: Add documentation for thiscall.
2445 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2448 * c.opt (Wint-to-pointer-cast): Available in C++.
2449 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2451 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2453 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2454 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2455 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2456 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2457 function type instead. Reorder and simplify checks.
2459 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2461 2010-04-08 Jing Yu <jingyu@google.com>
2462 Zdenek Dvorak <ook@ucw.cz>
2464 PR tree-optimization/42720
2465 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2466 loop unswitch conditions here from ...
2467 (tree_unswitch_single_loop): ... here.
2469 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2471 * tree-if-conv.c: Fix comments and simplify logic.
2473 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2475 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2476 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2477 (main_tree_if_conversion): Update call to tree_if_conversion.
2479 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2482 * doc/invoke.texi (-b,-V): Delete.
2483 * doc/tm.texi: Do not mention -b.
2484 * gcc.c (display_help): Delete -b and -V.
2485 (process_command): Delete -b and -V.
2486 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2488 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2489 Wolfgang Gellerich <gellerich@de.ibm.com>
2491 Implement target hook for loop unrolling
2492 * target.h (loop_unroll_adjust): Add a new target hook function.
2493 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2494 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2495 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2496 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2497 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2499 (decide_unroll_stupid): Likewise.
2501 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2504 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2506 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2508 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2509 (Specific, *-*-solaris2*): Likewise.
2510 Don't prefer Sun as over GNU as.
2512 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2514 * config/s390/s390.c (override_options): Adjust the z10
2515 defaults for max-unroll-times, max-completely-peeled-insns
2516 and max-completely-peel-times.
2518 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2520 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2521 instructions for z10.
2522 (s390_expand_setmem): Likewise.
2523 (s390_expand_cmpmem): Likewise.
2525 2010-04-08 Richard Guenther <rguenther@suse.de>
2527 PR tree-optimization/43679
2528 * tree-ssa-pre.c (eliminate): Only propagate copies.
2530 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2533 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2534 set but not used variable warning.
2536 2010-04-08 Wei Guozhi <carrot@google.com>
2539 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2540 (arm_size_rtx_costs): Call the new function when optimized for size.
2542 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2545 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2546 op0 is not a MEM, just return NULL instead of assertion
2548 (discover_nonconstant_array_refs): Don't walk debug stmts.
2550 2010-04-08 Doug Kwan <dougkwan@google.com>
2552 * configure.ac: Recognize gold and do not use its version number
2553 to test ld features.
2554 * configure: Regenerate.
2556 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2559 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2560 (negate_value): Move code to push elements to broken_up_substracts ...
2561 (eliminate_plus_minus_pair): ... here. Push operands that have no
2562 negative pair to plus_negates.
2563 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2565 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2567 * doc/install.texi (Configuration): Move description of
2568 --enable-lto, --with-libelf*, --enable-gold from Java section to
2571 * doc/generic.texi (Working with declarations)
2572 (Function Properties, C and C++ Trees): Fix typos.
2573 * doc/sourcebuild.texi (Top Level): Likewise.
2575 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2578 * tree.h (DECL_READ_P): Define.
2579 (struct tree_decl_common): Add decl_read_flag.
2580 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2581 a set but not used warning.
2582 (merge_decls): Merge DECL_READ_P flag.
2583 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2584 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2585 * c-common.c (handle_used_attribute, handle_unused_attribute):
2587 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2589 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2591 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2592 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2593 c_parser_binary_expression, c_parser_cast_expression,
2594 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2595 Call default_function_array_read_conversion instead of
2596 default_function_array_conversion where needed.
2597 (c_parser_unary_expression, c_parser_conditional_expression,
2598 c_parser_postfix_expression_after_primary, c_parser_initelt):
2599 Likewise. Call mark_exp_read where needed.
2600 (c_parser_statement_after_labels, c_parser_asm_operands,
2601 c_parser_typeof_specifier, c_parser_sizeof_expression,
2602 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2604 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2606 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2607 (warn_unused_but_set_parameter): Default to warn_unused
2609 * doc/invoke.texi: Document -Wunused-but-set-variable and
2610 -Wunused-but-set-parameter.
2612 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2613 used count variable.
2614 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2615 when operandN variables aren't used in the body of the expander
2617 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2618 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2619 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2620 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2621 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2622 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2623 * tree.c (PROCESS_ARG): Likewise.
2625 2010-04-07 Simon Baldwin <simonb@google.com>
2627 * diagnostic.h (diagnostic_override_option_index): New macro to
2628 set a diagnostic's option_index.
2629 * c-tree.h (c_cpp_error): Add warning reason argument.
2630 * opts.c (_warning_as_error_callback): New.
2631 (register_warning_as_error_callback): Store callback for
2632 warnings enabled via enable_warning_as_error.
2633 (enable_warning_as_error): Call callback, minor code tidy.
2634 * opts.h (register_warning_as_error_callback): Declare.
2635 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2636 response to -Werror=.
2637 (c_common_init_options): Register warning_as_error_callback in opts.c.
2638 * common.opt: Add -Wno-cpp option.
2639 * c-common.c (struct reason_option_codes_t): Map cpp warning
2640 reason codes to gcc option indexes.
2641 * (c_option_controlling_cpp_error): New function, lookup the gcc
2642 option index for a cpp warning reason code.
2643 * (c_cpp_error): Add warning reason argument, call
2644 c_option_controlling_cpp_error for diagnostic_override_option_index.
2645 * doc/invoke.texi: Document -Wno-cpp.
2647 2010-04-07 Richard Guenther <rguenther@suse.de>
2649 * ipa-reference.c (mark_load): Use get_base_address.
2650 (mark_store): Likewise.
2652 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2653 inserting GIMPLE_NOPs into the IL.
2654 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2655 Explicitly strip handled components and indirect references.
2657 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2658 folding address expressions.
2659 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2660 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2661 operand_equal_p to compare decls.
2662 (ptr_deref_may_alias_decl_p): Likewise.
2663 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2664 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2665 Handle reversed comparison ops.
2666 * tree-sra.c (asm_visit_addr): Use get_base_address.
2667 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2668 * ipa-reference.c (mark_address): Use get_base_address.
2670 2010-04-07 Richard Guenther <rguenther@suse.de>
2672 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2673 Propagate constants everywhere.
2675 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2678 * tree.c (MAX_INT_CACHED_PREC): Define.
2679 (nonstandard_integer_type_cache): New array.
2680 (build_nonstandard_integer_type): Cache results for precision
2681 <= MAX_INT_CACHED_PREC.
2683 2010-04-07 Richard Guenther <rguenther@suse.de>
2685 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2686 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2687 * common.opt: Likewise.
2688 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2689 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2690 (nonoverlapping_memrefs_p): Likewise.
2691 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2692 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2693 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2694 OPT_fargument_noalias_global for backward compatibility.
2696 2010-04-07 Richard Guenther <rguenther@suse.de>
2698 PR tree-optimization/43270
2699 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2700 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2701 * tree-ssa-pre.c (phi_translate_1): Adjust.
2702 (fully_constant_expression): Split out vn_reference handling to ...
2703 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2704 Fold reads from constant strings.
2705 (vn_reference_lookup): Handle fully constant references.
2706 (vn_reference_lookup_pieces): Likewise.
2707 * Makefile.in (expmed.o-warn): Add -Wno-error.
2709 2010-04-07 Martin Jambor <mjambor@suse.cz>
2711 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2713 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2716 * gcc.c: Add -static-libstdc++ to list of recognized options.
2718 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2720 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2722 2010-04-07 Richard Guenther <rguenther@suse.de>
2725 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2726 bases build simple mem attributes to retain points-to information.
2728 2010-04-07 Richard Guenther <rguenther@suse.de>
2731 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2732 preserve points-to related information.
2734 2010-04-07 Richard Guenther <rguenther@suse.de>
2737 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2738 discard plain indirect references.
2739 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2740 * tree.c (tree_nop_conversion): Likewise.
2742 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2745 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2747 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2749 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2750 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2752 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2754 * tree-if-conv.c: Fix indentation and comments.
2756 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2758 * tree-if-conv.c: Sort static functions in topological order.
2760 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2762 * tree-if-conv.c: Fix indentation and comments.
2764 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2767 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2768 lang_hooks.types.type_for_size instead of
2769 build_nonstandard_integer_type.
2770 When converting an unsigned type to signed, double its precision.
2771 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2772 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2773 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2776 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2779 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2780 POINTER_PLUS_EXPR for pointer types.
2782 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2785 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2786 * graphite-clast-to-gimple.c: Include langhooks.h.
2787 (max_signed_precision_type): New.
2788 (max_precision_type): Takes two types as arguments.
2789 (precision_for_value): New.
2790 (precision_for_interval): New.
2791 (gcc_type_for_interval): New.
2792 (gcc_type_for_value): New.
2793 (gcc_type_for_clast_term): New.
2794 (gcc_type_for_clast_red): New.
2795 (gcc_type_for_clast_bin): New.
2796 (gcc_type_for_clast_expr): Split up into several functions.
2797 (gcc_type_for_clast_eq): Rewritten.
2798 (compute_bounds_for_level): New.
2799 (compute_type_for_level_1): New.
2800 (compute_type_for_level): New.
2801 (gcc_type_for_cloog_iv): Removed.
2802 (gcc_type_for_iv_of_clast_loop): Rewritten.
2803 (graphite_create_new_loop): Compute the lower and upper bound types
2804 with gcc_type_for_clast_expr.
2805 (graphite_create_new_loop_guard): Same.
2806 (find_cloog_iv_in_expr): Removed.
2807 (compute_cloog_iv_types_1): Removed.
2808 (compute_cloog_iv_types): Removed.
2809 (gloog): Do not call compute_cloog_iv_types.
2810 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2812 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2813 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2814 (GBB_CLOOG_IV_TYPES): Removed.
2816 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2818 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2819 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2820 (detect_commutative_reduction): Same.
2822 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2824 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2825 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2827 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2828 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2829 (rewrite_commutative_reductions_out_of_ssa): Same.
2830 * passes.c (execute_function_todo): Call verify_ssa for every pass
2831 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2832 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2833 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2834 with an extra argument.
2835 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2836 verify_ssa only when the extra argument is true.
2837 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2838 with an extra argument.
2839 (tree_transform_and_unroll_loop): Same.
2841 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2843 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2844 for all the passes of the LNO having LOOP_CLOSED_SSA.
2845 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2846 * tree-loop-distribution.c (pass_loop_distribution): Same.
2847 * tree-pass.h (TODO_verify_loops): Removed.
2848 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2850 (pass_tree_unswitch): Same.
2851 (pass_predcom): Same.
2852 (pass_vectorize): Same.
2853 (pass_linear_transform): Same.
2854 (pass_graphite_transforms): Same.
2855 (pass_iv_canon): Same.
2856 (pass_complete_unroll): Same.
2857 (pass_complete_unrolli): Same.
2858 (pass_parallelize_loops): Same.
2859 (pass_loop_prefetch): Same.
2860 (pass_iv_optimize): Same.
2862 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2865 * passes.c (init_optimization_passes): Move pass_lim before
2866 pass_copy_prop and pass_dce_loop.
2868 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2871 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2872 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2873 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2874 MULTI_* defines for 4 argument vpermil2p* builtins.
2876 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2878 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2879 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2880 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2881 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2882 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2883 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2884 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2885 Use x86_maybe_negate_const_int to output insn mnemonic.
2886 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2887 check from instruction predicate. Update comments.
2888 * config/i386/sync.md (sync_add<mode>): Use
2889 x86_maybe_negate_const_int to output insn mnemonic.
2891 2010-04-06 Jan Hubicka <jh@suse.cz>
2893 PR tree-optimization/42906
2894 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2895 IGNORE_SELF argument. Set visited_control_parents for fully
2897 (find_obviously_necessary_stmts): Update call of
2898 mark_control_dependent_edges_necessary.
2899 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2901 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2903 * config/i386/i386.md: Remove comment about 'e' and 'E'
2906 2010-04-06 Richard Guenther <rguenther@suse.de>
2908 PR tree-optimization/43627
2909 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2910 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2913 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2915 * BASE-VER: Change to 4.6.0.
2918 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2921 2010-04-06 Richard Guenther <rguenther@suse.de>
2924 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2926 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2928 * doc/invoke.texi (Optimize Options): Document that LTO
2929 won't remove object access purely due to incompatible
2932 2010-04-04 Matthias Klose <doko@ubuntu.com>
2934 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2935 Initialize variable.
2937 2010-04-03 Richard Guenther <rguenther@suse.de>
2940 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2941 require a non-NULL MEM_OFFSET.
2943 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2945 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2946 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2947 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2948 config/alpha/predicates.md, config/arm/arm.md,
2949 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2950 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2951 config/darwin9.h, config/darwin.c, config/darwin.h,
2952 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2953 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2954 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2955 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2956 config/mips/mips.md, config/mn10300/mn10300.c,
2957 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2958 config/rs6000/aix.h, config/rs6000/dfp.md,
2959 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2960 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2961 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2962 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2963 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2964 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2965 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2966 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2967 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2968 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2969 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2970 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2971 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2972 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2973 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2974 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2975 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2976 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2977 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2978 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2979 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2980 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2981 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2982 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2983 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2984 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2985 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2986 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2987 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2988 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2989 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2990 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2991 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2992 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2993 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2994 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2996 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2999 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3000 * aclocal.m4: Regenerate.
3002 2010-04-02 Richard Guenther <rguenther@suse.de>
3004 PR tree-optimization/43629
3005 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3006 if we have seen a constant value.
3008 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3010 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3012 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3015 * arm.c (legitimize_tls_address): Adjust call to
3016 gen_tls_load_dot_plus_four.
3017 (arm_note_pic_base): New function.
3018 (arm_cannot_copy_insn_p): Use it.
3019 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3022 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3027 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3029 * Makefile.in ($(out_object_file)): Depend on
3030 gt-$(basename $(notdir $(out_file))).h.
3032 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3034 * config.gcc (lm32-*-rtems*): Add t-lm32.
3036 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3038 * config.gcc: Add lm32-*-rtems*.
3039 * config/lm32/rtems.h: New file.
3041 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3044 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3046 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3048 * dwarf2out.c (output_compilation_unit_header): For
3049 -gdwarf-4 use version 4 instead of version 3.
3050 (output_line_info): For version 4 and above emit additional
3051 maximum ops per insn header field.
3052 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3054 * dwarf2out.c (is_c_family, is_java): Remove.
3055 (lower_bound_default): New function.
3056 (add_bound_info, gen_descr_array_type_die): Use it.
3058 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3061 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3062 re-declaration when it happens in a function.
3064 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3066 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3067 (cgraph_remove_function_insertion_hook): Same.
3068 (cgraph_call_function_insertion_hooks): Same.
3070 2010-04-01 Richard Guenther <rguenther@suse.de>
3073 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3074 and TREE_THIS_VOLATILE.
3075 (copy_ref_info): Likewise.
3076 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3077 * tree.c (build6_stat): Ignore side-effects of all but arg5
3078 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3081 2010-04-01 Richard Guenther <rguenther@suse.de>
3083 PR tree-optimization/43607
3084 * ipa-type-escape.c (check_call): Do not access non-existing
3087 2010-04-01 Richard Guenther <rguenther@suse.de>
3091 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3092 Jack Howarth <howarth@bromo.med.uc.edu>
3094 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3097 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3099 * doc/install.texi (Prerequisites): Document libelf usability on
3100 IRIX 5/6 and Solaris 2.
3101 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3102 Update GNU as, GNU ld requirements.
3103 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3104 Document Sun Studio compiler download.
3105 Update and simplify as, ld recommendations.
3106 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3108 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3110 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3111 with_tune_32 to pentium4.
3113 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3117 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3119 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3120 obsoletion, removal.
3122 Document GNU as requirement.
3123 Update configure requirements.
3124 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3125 Recomment IRIX 6.5.18+.
3126 Document IDF/IDL requirement.
3127 Document GNU as requirement.
3128 Document GNU ld bootstrap failure.
3129 Remove freeware.sgi.com reference.
3131 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3133 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3134 UNIX V4.0, V5.0 obsoletion, removal.
3135 Remove --with-gc=simple reference.
3136 Update VM requirements during bootstrap.
3137 Remove -oldas bootstrap description.
3138 Update binutils reference.
3139 Remove comparison failure note.
3141 2010-03-31 Richard Guenther <rguenther@suse.de>
3142 Zdenek Dvorak <ook@ucw.cz>
3143 Sebastian Pop <sebastian.pop@amd.com>
3146 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3147 with multiple arguments.
3148 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3150 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3152 * graphite-dependences.c (print_pddr): Call print_pdr with an
3154 * graphite-poly.c (debug_pdr): Add an extra argument for the
3157 (print_pbb_domain): Same.
3159 (print_scop_context): Same.
3161 (print_cloog): Same.
3162 (debug_pbb_domain): Same.
3166 (debug_scop_context): Same.
3168 (debug_cloog): Same.
3169 (print_scop_params): Same.
3170 (debug_scop_params): Same.
3171 (print_iteration_domain): Same.
3172 (print_iteration_domains): Same.
3173 (debug_iteration_domain): Same.
3174 (debug_iteration_domains): Same.
3175 (print_scattering_function): Same.
3176 (print_scattering_functions): Same.
3177 (debug_scattering_function): Same.
3178 (debug_scattering_functions): Same.
3179 * graphite-poly.h (debug_pdr): Update declaration.
3181 (print_pbb_domain): Same.
3183 (print_scop_context): Same.
3185 (print_cloog): Same.
3186 (debug_pbb_domain): Same.
3190 (debug_scop_context): Same.
3192 (debug_cloog): Same.
3193 (print_scop_params): Same.
3194 (debug_scop_params): Same.
3195 (print_iteration_domain): Same.
3196 (print_iteration_domains): Same.
3197 (debug_iteration_domain): Same.
3198 (debug_iteration_domains): Same.
3199 (print_scattering_function): Same.
3200 (print_scattering_functions): Same.
3201 (debug_scattering_function): Same.
3202 (debug_scattering_functions): Same.
3204 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3206 * graphite-poly.c (print_scattering_function_1): New.
3207 (print_scattering_function): Call it.
3208 (print_scop_params): Remove spaces at the end of lines.
3211 * graphite-poly.h (print_cloog): Declared.
3212 (debug_cloog): Declared.
3214 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3216 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3218 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3219 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3220 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3221 to switch between adding the IV bump in loop->latch or in loop->header.
3223 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3225 * graphite-poly.c (print_scattering_function): Pretty print following
3228 (print_pbb_domain): Same.
3229 (dump_gbb_cases): Same.
3230 (dump_gbb_conditions): Same.
3233 (print_scop_params): Same.
3234 (print_scop_context): Same.
3236 (print_pbb_body): New.
3237 (lst_indent_to): New.
3238 (print_lst): Start new lines with a #.
3239 * graphite-poly.h (pbb_bb): New.
3240 (pbb_index): Use pbb_bb.
3241 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3243 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3245 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3247 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3248 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3249 and 0 instead of 1 for dw_val_class_flag.
3250 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3251 dw_val_class_range_list, dw_val_class_loc_list,
3252 dw_val_class_lineptr and dw_val_class_macptr, use
3253 DW_FORM_flag_present for dw_val_class_flag and
3254 DW_FORM_exprloc for dw_val_class_loc.
3255 (output_die): For -gdwarf-4 print dw_val_class_loc
3256 size as uleb128 instead of 1 or 2 bytes and don't print
3257 anything for dw_val_class_flag.
3259 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3260 instead of cselib_lookup following by tweaking locs->setting_insn.
3263 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3264 even before returning from label, setjmp call or volatile asm
3267 2010-03-31 Richard Guenther <rguenther@suse.de>
3270 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3271 temporary data on stack.
3273 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3275 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3276 (PUSHSECTION_ASM_OP): Remove.
3277 (POPSECTION_ASM_OP): Remove.
3278 (PUSHSECTION_FORMAT): Remove.
3279 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3280 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3281 * config/sol2.c (solaris_output_init_fini): Use it.
3283 2010-03-31 Jie Zhang <jie@codesourcery.com>
3286 * opt-functions.awk (var_type_struct): Use signed char type
3287 for simple variables.
3289 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3291 * config/sol2.c: Include output.h.
3292 (solaris_assemble_visibility): New function.
3293 * config/t-sol2 (sol2.o): Add output.h dependency.
3294 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3295 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3298 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3301 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3302 V2SImode or XFmode on PRE_DEC.
3305 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3308 2010-03-31 Jie Zhang <jie@codesourcery.com>
3311 * reload.h (caller_save_initialized_p): Declare.
3312 * toplev.c (backend_init_target): Don't call
3313 init_caller_save but set caller_save_initialized_p to false.
3314 * caller-save.c (caller_save_initialized_p): Define.
3315 (init_caller_save): Check caller_save_initialized_p.
3316 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3318 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3321 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3322 and soft-fp/t-softfp to tmake_file.
3323 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3324 (LIBGCC2_TF_CEXT): Define.
3327 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3330 * cselib.c (n_useless_values): Document handling of debug locs.
3331 (n_useless_debug_values, n_debug_values): New variables.
3332 (new_elt_loc_list): Don't add to debug values, keep count.
3333 (promote_debug_loc): New.
3334 (cselib_reset_table): Zero new variables.
3335 (entry_and_rtx_equal_p): Promote debug locs.
3336 (discard_useless_locs): Increment n_useless_debug_values for
3338 (remove_useless_values): Adjust n_useless_values and n_debug_values
3339 with n_useless_debug_values.
3340 (add_mem_for_addr): Promote debug locs.
3341 (cselib_lookup_mem): Likewise.
3342 (cselib_lookup_addr): Renamed to...
3343 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3344 (cselib_log_lookup): ... this. Turn into...
3345 (cselib_lookup_addr): ... new wrapper.
3346 (cselib_lookup_from_insn): New.
3347 (cselib_invalidate_regno): Increment n_useless_debug_values for
3349 (cselib_invalidate_mem): Likewise.
3350 (cselib_process_insn): Take n_deleted and n_debug_values into
3351 account to guard remove_useless_value call.
3352 (cselib_finish): Zero n_useless_debug_values.
3353 * cselib.h (cselib_lookup_from_insn): Declare.
3354 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3355 (sched_analyze_2): Likewise.
3357 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3359 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3361 (adjust_mems): Replace narrowing SUBREG of expression containing
3362 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3363 with operations in the narrower mode.
3366 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3367 regs_invalidated_by_call instead all call_used_reg_set registers.
3369 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3372 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3373 pointer comparisons with types_compatible_p.
3374 * tree-vect-stmts.c (vectorizable_call): Same.
3375 (vectorizable_condition): Same.
3377 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3379 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3380 stack check if the mask would be zero.
3382 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3383 Jack Howarth <howarth@bromo.med.uc.edu>
3385 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3388 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3391 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3393 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3394 Include ___unordxf2 and ___unordtf2.
3395 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3398 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3400 * config/lm32/t-lm32: New file.
3401 * config.gcc: Use the above file when targetting lm32.
3403 2010-03-28 Duncan Sands <baldrick@free.fr>
3405 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3407 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3410 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3411 Improve vectorization cost model diagnostic.
3413 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3416 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3417 compute_data_dependences_for_loop returns false, early exit
3418 and output an extra diagnostic for the failed data reference
3421 2010-03-29 Richard Guenther <rguenther@suse.de>
3423 PR tree-optimization/43560
3424 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3425 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3427 2010-03-29 Jie Zhang <jie@codesourcery.com>
3430 * toplev.c (process_options): Set optimization_default_node
3431 and optimization_current_node.
3432 * opts.c (decode_options): Don't set optimization_default_node
3433 and optimization_current_node.
3435 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3437 * config/rtems.h: Abandon -qrtems_debug.
3439 2010-03-28 Jan Hubicka <jh@suse.cz>
3441 PR tree-optimization/43505
3442 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3443 map should not be copied.
3445 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3448 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3449 cdtors, set DECL_PRESERVE_P.
3450 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3453 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3455 PR tree-optimization/43528
3456 * stor-layout.c (place_field): Check that constant fits into
3457 unsigned HWI when skipping calculation of MS bitfield layout.
3459 2010-03-27 Jan Hubicka <jh@suse.cz>
3462 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3463 notice_global_symbol work.
3465 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3467 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3468 instead of dwarf2out_decl.
3469 (struct var_loc_node): Remove section_label field.
3470 (dwarf2out_function_decl): New function.
3471 (dwarf2out_var_location): Don't set section_label field.
3472 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3474 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3476 PR tree-optimization/43544
3477 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3478 First argument for builtin vectorized function hook is now a
3479 tree to be able to distinguish between machine specific and
3481 * targhooks.c (default_builtin_vectorized_function): Ditto.
3482 * targhooks.h (default_builtin_vectorized_function): Ditto.
3483 * target.h (struct gcc_target): Ditto.
3484 * tree-vect-stmts.c (vectorizable_function): Ditto.
3485 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3486 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3489 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3492 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3493 nested binding iff it is a FUNCTION_DECL.
3494 (store_parm_decls_newstyle): Pass nested=true to bind for
3495 FUNCTION_DECLs amongst parameters.
3497 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3499 * var-tracking.c (vt_expand_loc_callback): Don't run
3500 cselib_expand_value_rtx_cb in dummy mode if
3501 cselib_dummy_expand_value_rtx_cb returned false.
3503 * var-tracking.c (emit_note_insn_var_location): For one part
3504 notes with offset 0, don't add EXPR_LIST around the location.
3505 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3506 add_location_or_const_value_attribute): Adjust for that change.
3509 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3510 into first operand and location into second.
3511 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3512 dw_cfi_oprnd_loc for DW_CFA_expression.
3513 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3514 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3515 assume first argument is regnum and second argument is location.
3517 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3520 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3521 of scratch register to DImode. Split to DImode comparison operator.
3522 Use SImode subreg of scratch register in the multiplication.
3523 (*cmp_sadd_sidi): Ditto.
3524 (*cmp_ssub_si): Ditto.
3525 (*cmp_ssub_sidi): Ditto.
3527 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3530 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3531 Remove invalid assert and wrong comment.
3533 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3536 * flags.h (final_insns_dump_p): New extern.
3537 * final.c (final_insns_dump_p): New variable.
3538 (rest_of_clean_state): Set it before -fdump-final-insns=
3539 dumping, clear afterwards.
3540 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3541 MEM_ALIAS_SET on MEMs.
3543 2010-03-26 David S. Miller <davem@davemloft.net>
3545 * configure.ac: Fix sparc GOTDATA_OP bug check.
3546 * configure: Rebuild.
3548 2010-03-26 Alan Modra <amodra@gmail.com>
3550 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3552 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3554 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3555 TLS_SECTION_ASM_FLAG.
3557 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3560 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3561 Clear first_function_block_is_cold.
3564 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3565 argument if the argument is truth_value_p.
3567 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3569 * config/rs6000/constraints.md: Update copyright year for my changes.
3572 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3573 used in reg+reg addressing, swap registers.
3575 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3578 * target.h (struct gcc_target): Add code_end hook.
3579 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3581 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3582 * toplev.c (compile_file): Call targetm.asm_out.code_end
3583 hook before unwind info/debug info output.
3584 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3585 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3586 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3587 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3588 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3589 * config/i386/i386.c (ix86_file_end): Renamed to...
3590 (ix86_code_end): ... this. Make static. Don't call
3591 file_end_indicate_exec_stack. Emit unwind info using
3592 final_start_function/final_end_function.
3593 (darwin_x86_file_end): Remove.
3594 (TARGET_ASM_CODE_END): Define.
3595 * config/i386/i386.h (TARGET_ASM_FILE_END,
3596 NEED_INDICATE_EXEC_STACK): Don't define.
3597 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3598 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3599 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3600 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3603 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3604 at the beginning and final_end_function at the end.
3605 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3607 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3609 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3610 and Sun as TLS syntax.
3611 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3612 * configure: Regenerate.
3613 * config.in: Regenerate.
3614 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3615 (default_elf_asm_named_section): Use it.
3616 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3617 (i386_output_dwarf_dtprel): Likewise.
3618 (output_addr_const_extra): Likewise.
3619 (output_pic_addr_const): Lowercase @GOTTPOFF.
3620 (output_addr_const_extra): Likewise.
3621 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3622 (output_addr_const_extra): Likewise.
3623 (output_pic_addr_const): Lowercase @INDNTPOFF.
3624 (output_addr_const_extra): Likewise.
3625 (output_pic_addr_const): Lowercase @NTPOFF.
3626 (output_addr_const_extra): Likewise.
3627 (output_pic_addr_const): Lowercase @TPOFF.
3628 (output_addr_const_extra): Likewise.
3629 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3630 (*tls_global_dynamic_64): Likewise.
3631 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3632 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3634 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3635 (ASM_OUTPUT_TLS_COMMON): Use it.
3636 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3639 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3640 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3641 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3642 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3643 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3644 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3646 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3648 * config/i386/i386.c (override_options): Don't accept
3649 -mtls-dialect=sun any longer.
3650 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3651 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3652 (*tls_local_dynamic_base_32_sun): Likewise.
3653 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3655 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3658 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3659 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3662 * ira.c (adjust_cleared_regs): New function.
3663 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3667 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3669 * expr.c (expand_expr_real): Restore previous
3670 curr_insn_source_location and curr_insn_block after
3671 expand_expr_real_1 call.
3672 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3673 instead of expand_expr_real_1.
3675 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3677 PR rtl-optimization/43413
3678 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3681 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3684 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3685 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3687 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3689 * config/i386/i386.c (ix86_target_string): Add -mfma.
3690 Fix a typo in comment.
3692 2010-03-22 Mike Stump <mikestump@comcast.net>
3695 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3696 Don't overly align based upon packed packed fields.
3698 2010-03-22 Jason Merrill <jason@redhat.com>
3700 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3701 Use () rather than [], and move before the element type.
3703 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3705 * doc/configfiles.texi (Configuration Files): Removed
3706 fixinc/Makefile*, intl/Makefile.*.
3707 * doc/makefile.texi: Fixed markup. Abstract from version
3708 control system used.
3709 (Makefile): Removed obsolete gcc/java/parse.y example.
3710 * doc/sourcebuild.texi: Likewise.
3711 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3712 libgomp, libssp. Removed fastjar.
3713 (Miscellaneous Docs): Clarify location.
3714 Added COPYING3, COPYING3.LIB.
3715 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3717 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3720 * config/i386/i386.c (x86_function_profiler)
3721 [!NO_PROFILE_COUNTERS]: Fix typo.
3722 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3725 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3726 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3728 * doc/sourcebuild.texi (Test Directives): Split into six
3729 subsections, with most of the current text in new subsections
3730 Directives, Selectors, and Final Actions.
3731 (Directives): Split list of test directives into multiple
3733 (Selectors): Describe use and syntax of selectors.
3734 (Effective-Target Keywords): Describe all existing keywords.
3735 (Add Options): Describe features for dg-add-options.
3736 (Require Support): Describe variants of dg-require-support.
3737 (Final Actions): Describe commands to use in dg-final.
3739 2010-03-22 Michael Matz <matz@suse.de>
3742 * recog.c (validate_replace_rtx_group): Replace also in
3743 REG_EQUAL and REG_EQUIV notes.
3745 2010-03-22 Richard Guenther <rguenther@suse.de>
3747 PR tree-optimization/43390
3748 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3749 sure vector extracts are type correct.
3751 2010-03-22 Richard Guenther <rguenther@suse.de>
3754 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3755 x * sqrt (x) even when optimizing for size if the target
3756 has native support for sqrt.
3758 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3760 * varasm.c (make_decl_rtl_for_debug): Also clear
3761 flag_mudflap for the duration of make_decl_rtl call.
3764 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3765 locs from preserved VALUEs.
3767 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3770 * pa.md (movmemsi): Set align to one if zero.
3771 (movmemdi): Likewise.
3773 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3776 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3777 with their corresponding prologue pushes.
3779 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3782 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3783 at the begining or end.
3784 (spu_expand_epilogue): Likewise.
3786 2010-03-20 Richard Guenther <rguenther@suse.de>
3788 PR rtl-optimization/43438
3789 * combine.c (make_extraction): Properly zero-/sign-extend an
3790 extraction of the low part of a CONST_INT. Also handle
3793 2010-03-19 Mike Stump <mikestump@comcast.net>
3795 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3796 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3797 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3799 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3802 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3805 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3807 PR rtl-optimization/42258
3808 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3809 use that may match DEF.
3812 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3813 the cost of loading the constant rather than assuming
3815 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3816 outer code is AND, do the same tests as the andsi3 expander and
3817 return COSTS_N_INSNS (1) if and is cheap.
3819 * optabs.c (avoid_expensive_constant): Fix formatting.
3821 2010-03-19 Michael Matz <matz@suse.de>
3824 * attribs.c (decl_attributes): When rebuilding a function pointer
3825 type use the same qualifiers as the original pointer type.
3827 2010-03-19 Martin Jambor <mjambor@suse.cz>
3829 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3830 and is_gimple_ip_invariant_address.
3832 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3835 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3837 * config/arm/arm.c (arm_override_options): Turn off
3838 flag_dwarf2_cfi_asm for AAPCS variants.
3840 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3843 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3844 Use PRE_MODIFY instead of PRE_DEC.
3845 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3846 (vfp_emit_fstmd): Likewise.
3848 2010-03-19 Michael Matz <matz@suse.de>
3851 * builtins.c (expand_builtin_interclass_mathfn,
3852 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3855 2010-03-19 Richard Guenther <rguenther@suse.de>
3857 PR tree-optimization/43415
3858 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3859 (phi_translate_1): ... this.
3860 (phi_translate): Move all caching here. Cache all NARY
3861 and REFERENCE translations.
3863 2010-03-19 David S. Miller <davem@davemloft.net>
3865 With help from Eric Botcazou.
3866 * config/sparc/sparc.c: Include dwarf2out.h.
3867 (emit_pic_helper): Delete.
3868 (pic_helper_symbol_name): Delete.
3869 (pic_helper_emitted_p): Delete.
3870 (pic_helper_needed): New.
3871 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3872 (get_pc_thunk_name): New.
3873 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3874 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3875 Set pic_helper_needed to true. Don't call emit_pic_helper.
3876 (sparc_expand_prologue): Update load_pic_register call.
3877 (sparc_output_mi_thunk): Likewise.
3878 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3879 thunk if possible. Output CFI information as needed.
3881 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3882 Jack Howarth <howarth@bromo.med.uc.edu>
3885 * config/i386/i386.h: Fix ABI on darwin x86-32.
3887 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3889 * tree.h: Declare make_decl_rtl_for_debug.
3890 * varasm.c (make_decl_rtl_for_debug): New.
3891 * dwarf2out.c (rtl_for_decl_location): Call it.
3892 * cfgexpand.c (expand_debug_expr): Call it.
3894 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3897 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3901 * var-tracking.c (vt_init_cfa_base): Do nothing if
3902 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3904 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3907 * var-tracking.c (canonicalize_vars_star): New.
3908 (dataflow_post_merge_adjust): Use it.
3910 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3913 * var-tracking.c (non_suitable_const): New function.
3914 (add_uses): For DEBUG_INSNs with constants, don't record any
3915 value, instead just the constant value itself.
3916 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3917 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3918 (emit_notes_in_bb): Likewise.
3919 (emit_note_insn_var_location): For onepart variables if
3920 cur_loc is a VOIDmode constant, use DECL_MODE.
3922 2010-03-18 Martin Jambor <mjambor@suse.cz>
3925 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3926 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3927 all non-clones. Moved call redirection...
3928 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3929 (cgraph_materialize_all_clones): Dispose of all
3930 combined_args_to_skip bitmaps.
3931 (verify_cgraph_node): Do not check for edges pointing to wrong
3932 nodes in inline clones.
3933 * tree-inline.c (copy_bb): Call
3934 cgraph_redirect_edge_call_stmt_to_callee.
3935 * ipa.c (cgraph_remove_unreachable_nodes): Call
3936 cgraph_node_remove_callees even when there are used clones.
3938 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3940 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3942 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3945 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3948 2010-03-18 Michael Matz <matz@suse.de>
3951 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3952 into sqrt(x) if we need to preserve signed zeros.
3954 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3955 Eric Botcazou <ebotcazou@adacore.com>
3957 PR rtl-optimization/43360
3958 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3959 note if we don't know its invariant status.
3961 2010-03-18 Michael Matz <matz@suse.de>
3963 PR tree-optimization/43402
3964 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3965 PHI chains of ssa names registered for update.
3967 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3970 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3971 non-offsettable and pre_modify update addressing.
3972 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3973 and "2" alternatives "#".
3974 (*movdd_softfloat32): Make all alternatives "#";
3975 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3976 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3977 (*movdf_softfloat32): Make all alternatives "#";
3978 (movdi): Use the new DIFD mode iterator to create a common splitter
3979 for movdi, movdf and movdd patterns.
3981 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3983 * common.opt (dumpdir): Remove redundant tab.
3985 2010-03-17 Martin Jambor <mjambor@suse.cz>
3987 PR tree-optimization/43347
3988 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3989 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3991 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3993 PR rtl-optimization/42216
3994 * regrename.c (create_new_chain): New function, broken out from...
3995 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3996 appending a use to an empty chain.
3997 (build_def_use): Remove previous changes that convert OP_INOUT to
3998 OP_OUT operands; instead detect the case where an OP_INOUT operand
3999 uses a previously untracked register and create an empty chain for it.
4001 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4003 * doc/extend.texi (Function Attributes): Rewrite unfinished
4004 sentence in ms_abi documentation.
4006 2010-03-17 Alan Modra <amodra@gmail.com>
4008 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4009 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4010 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4011 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4013 2010-03-16 Richard Henderson <rth@redhat.com>
4016 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4017 (lower_try_finally): Save and restore eh_seq around the expansion
4020 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4022 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4023 statements before splitting block.
4025 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4027 * doc/sourcebuild.texi (Testsuites): Fix markup.
4028 Use pathnames relative to gcc/testsuite.
4029 (Test Directives): Move description of how timeout is determined.
4030 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4031 (C Tests): Correct gcc.misc-tests directory.
4032 Framework tests now live in gcc.test-framework.
4034 2010-03-16 Richard Guenther <rguenther@suse.de>
4037 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4038 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4040 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4041 Alexandre Oliva <aoliva@redhat.com>
4043 PR tree-optimization/42917
4044 * lambda-code.c (remove_iv): Skip debug statements.
4045 (lambda_loopnest_to_gcc_loopnest): Likewise.
4046 (not_interesting_stmt): Debug statements are not interesting.
4048 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4052 * cselib.c (cselib_preserve_constants,
4053 cfa_base_preserved_val): New static variables.
4054 (preserve_only_constants): New function.
4055 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4056 clear its REG_VALUES. If cselib_preserve_constants, don't
4057 empty the whole hash table, but preserve there VALUEs with constants,
4058 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4059 (cselib_preserve_cfa_base_value): New function.
4060 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4061 (cselib_init): Change argument to int bitfield. Set
4062 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4064 (cselib_finish): Clear cselib_preserve_constants and
4065 cfa_base_preserved_val.
4066 * cselib.h (enum cselib_record_what): New enum.
4067 (cselib_init): Change argument to int.
4068 (cselib_preserve_cfa_base_value): New prototype.
4069 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4070 * dse.c (dse_step1): Likewise.
4071 * cfgcleanup.c (thread_jump): Likewise.
4072 * sched-deps.c (sched_analyze): Likewise.
4073 * gcse.c (local_cprop_pass): Likewise.
4074 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4075 If FN is non-NULL, call the callback always and whenever it returns
4076 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4077 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4078 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4079 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4080 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4081 * var-tracking.c: Include recog.h.
4082 (bb_stack_adjust_offset): Remove.
4083 (vt_stack_adjustments): Don't call it, instead just gather the
4084 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4085 (adjust_stack_reference): Remove.
4086 (compute_cfa_pointer): New function.
4087 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4088 (struct adjust_mem_data): New type.
4089 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4091 (get_address_mode): New function.
4092 (replace_expr_with_values): Use it.
4093 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4094 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4095 (adjust_sets): Remove.
4096 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4097 Use get_address_mode.
4098 (get_adjusted_src): Remove.
4099 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4100 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4101 (add_with_sets): Don't call adjust_sets.
4102 (fp_setter, vt_init_cfa_base): New functions.
4103 (vt_initialize): Change return type to bool. Move most of pool etc.
4104 initialization to the beginning of the function from end. Pass
4105 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4106 If !frame_pointer_needed, call vt_stack_adjustment before mos
4107 vector is filled, call vt_init_cfa_base if argp/framep has been
4108 eliminated to sp. If frame_pointer_needed and argp/framep has
4109 been eliminated to hard frame pointer, set
4110 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4111 encountering fp setter in the prologue. For MO_ADJUST, call
4112 log_op_type before pusing the op into mos vector, not afterwards.
4113 Call adjust_insn before cselib_process_insn/add_with_sets,
4114 call cancel_changes (0) afterwards.
4115 (variable_tracking_main_1): Adjust for vt_initialize calling
4116 vt_stack_adjustments and returning whether it succeeded or not.
4118 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4120 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4123 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4125 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4127 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4128 drap_reg has not been set.
4130 2010-03-15 Michael Matz <matz@suse.de>
4133 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4134 use it to expand block copies.
4135 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4136 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4137 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4139 2010-03-15 Richard Guenther <rguenther@suse.de>
4141 PR tree-optimization/43367
4142 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4145 2010-03-15 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/43317
4148 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4150 2010-03-15 Martin Jambor <mjambor@suse.cz>
4152 PR tree-optimization/43141
4153 * tree-sra.c (create_abstract_origin): New function.
4154 (modify_function): Call create_abstract_origin.
4156 2010-03-15 Chris Demetriou <cgd@google.com>
4158 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4161 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4164 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4165 call insert_out_of_ssa_copy for default definitions.
4167 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4169 * graphite-clast-to-gimple.c (my_long_long): Defined.
4170 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4171 * graphite-sese-to-poly.c (my_long_long): Defined.
4172 (scop_ivs_can_be_represented): Use it.
4174 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4176 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4177 graphite-max-bbs-per-function, and loop-block-tile-size.
4178 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4180 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4182 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4184 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4185 forward declaration.
4186 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4187 (add_upper_bounds_from_estimated_nit): New.
4188 (build_loop_iteration_domains): Use it.
4190 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4192 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4194 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4197 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4198 should be an INTEGER_CST. Also handle CASE_CONVERT.
4200 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4202 * graphite.c (graphite_initialize): To bound the number of bbs per
4203 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4204 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4205 * doc/invoke.texi: Document it.
4207 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4209 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4210 * graphite-sese-to-poly.h (build_poly_scop): Same.
4212 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4214 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4215 the number of parameters in the scop. Use as an upper bound
4216 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4217 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4218 * doc/invoke.texi: Document it.
4220 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4222 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4223 * doc/c-tree.texi: Remove.
4224 * doc/generic.texi: Merge c-tree.texi here.
4225 * doc/gccint.texi (Trees): Remove menu entry.
4226 (c-tree.texi): Remove @include.
4227 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4228 * doc/languages.texi (Reading RTL): Ditto.
4230 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4233 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4235 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4238 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4239 code added to work around reload clobbering CONST insns.
4241 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4243 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4244 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4245 (cselib_preserve_only_values): Remove retain argument, don't
4246 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4247 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4248 * var-tracking.c (micro_operation): Move insn field before union.
4249 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4250 (struct variable_tracking_info_def): Remove n_mos field, change
4251 mos into a vector of micro_operations.
4252 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4253 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4254 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4255 changing into a vector.
4256 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4257 come before all other uops generated by add_stores.
4258 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4260 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4261 a vector. Run just one pass over the bbs instead of separate counting
4262 and computation phase.
4263 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4266 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4267 into *nonlocalized_list vector.
4268 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4269 even if origin is non-NULL.
4270 (gen_variable_die): Likewise.
4271 (process_scope_var): Don't change origin.
4272 (gen_decl_die): Likewise.
4273 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4274 before adding new edges instead of after it, fix moving over
4277 2010-03-11 David S. Miller <davem@davemloft.net>
4279 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4281 * configure: Rebuild.
4283 2010-03-11 Martin Jambor <mjambor@suse.cz>
4285 PR tree-optimization/43257
4286 * tree.c (assign_assembler_name_if_neeeded): New function.
4287 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4289 * tree.h (assign_assembler_name_if_neeeded): Declare.
4290 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4291 the function if needed.
4293 2010-03-11 Chris Demetriou <cgd@google.com>
4295 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4296 include/stdint-gcc.h, and include/stdint.h world-readable.
4298 2010-03-11 Richard Guenther <rguenther@suse.de>
4300 PR tree-optimization/43255
4301 * tree-vrp.c (process_assert_insertions_for): Do not insert
4302 asserts for trivial conditions.
4304 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4306 PR tree-optimization/43280
4307 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4308 generation. Move calculation of size out of the if branch.
4309 (find_bswap): Modify compare number generation.
4311 2010-03-11 Richard Guenther <rguenther@suse.de>
4314 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4315 (input_gimple_stmt): Fixup handled component types during
4316 operand read. Also fix up decls in ADDR_EXPRs.
4318 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4320 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4321 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4323 2010-03-10 Jan Hubicka <jh@suse.cz>
4326 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4327 * varasm.c (get_variable_section): Don't do that here...
4328 (make_decl_rtl): ... and here.
4329 (do_assemble_alias): Produce decl RTL.
4330 (assemble_alias): Likewise.
4332 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4335 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4336 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4338 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4339 (based_loc_descr): Only express drap or vdrap regno based expressions
4340 using DW_OP_fbreg when not optimizing.
4341 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4342 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4343 REG_CFA_SET_VDRAP note.
4345 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4347 PR tree-optimization/43236
4348 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4349 error in calculation of base address in reverse iteration case.
4350 (generate_builtin): Take number of latch executions if the statement
4353 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4356 * tree-eh.c: Include pointer-set.h.
4357 (lower_eh_dispatch): Filter out duplicate case labels and
4358 remove the unneeded edge when the label is unused. Return
4359 true when some edges are removed.
4360 (execute_lower_eh_dispatch): When any lowering resulted in
4361 removing an edge, also delete unreachable blocks.
4363 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4366 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4367 UNSPEC_MACHOPIC_OFFSET.
4369 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4372 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4373 (m68k_delegitimize_address): New function.
4375 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4378 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4381 * var-tracking.c (adjust_sets): New function.
4382 (count_with_sets, add_with_sets): Use it.
4383 (get_adjusted_src): New inline function.
4384 (add_stores): Use it.
4387 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4388 call cselib_dummy_expand_value_rtx_cb instead of
4389 cselib_expand_value_rtx_cb.
4392 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4393 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4394 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4395 and .cfi_endproc around the pic thunks.
4396 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4397 all queued unwind info register saves are saved before the call.
4398 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4399 considered as sp-=4 for unwind info and the pop as sp+=4 which
4400 also clobbers dest, but doesn't actually restore it.
4403 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4404 RTX_FRAME_RELATED_P.
4406 2010-03-09 Jie Zhang <jie@codesourcery.com>
4408 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4409 whitespaces in output template.
4411 2010-03-09 Jie Zhang <jie@codesourcery.com>
4413 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4416 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4418 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4419 builtins.exp in a separate job.
4421 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4423 * graphite-sese-to-poly.c (add_param_constraints): Use
4424 lower_bound_in_type and upper_bound_in_type.
4426 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4428 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4429 instead of unsigned_type_node.
4431 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4432 Reza Yazdani <reza.yazdani@amd.com>
4435 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4436 on pointer type parameters.
4438 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4442 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4443 handle conversions from pointer to integers.
4444 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4445 induction variable, to be able to work with code generated by CLooG.
4446 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4447 (build_poly_scop): Bail out if we cannot codegen a loop.
4449 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4451 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4452 code generation with gloog_error.
4454 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4456 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4457 Call fold_convert on all the returned values.
4458 (expand_scalar_variables_expr): Pass to
4459 expand_scalar_variables_ssa_name the type of the resulting expression.
4461 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4463 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4464 ppl_min_for_le_pointset.
4465 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4466 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4468 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4470 * graphite-dependences.c (map_into_dep_poly): Removed.
4471 (dependence_polyhedron_1): Use combine_context_id_scat.
4473 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4475 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4476 (struct poly_bb): Same.
4477 (combine_context_id_scat): New.
4479 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4482 * sese.c (name_defined_in_loop_p): Return false for default
4485 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4487 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4488 and clean up the logic.
4490 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4492 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4495 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4497 * var-tracking.c (remove_cselib_value_chains): Define only for
4499 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4500 delete_slot_part, emit_notes_for_differences_1): Don't call
4501 remove_cselib_value_chains here.
4502 (set_slot_part, emit_notes_for_differences_2): Don't call
4503 add_cselib_value_chains here.
4504 (preserved_values): New vector.
4505 (preserve_value): New function.
4506 (add_uses, add_stores, vt_add_function_parameters): Use it
4507 instead of cselib_preserve_value.
4508 (changed_values_stack): New vector.
4509 (check_changed_vars_0): New function.
4510 (check_changed_vars_1, check_changed_vars_2): Use it.
4511 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4512 changed_values_stack VALUEs.
4513 (vt_emit_notes): For all preserved_values call
4514 add_cselib_value_chains. If ENABLE_CHECKING call
4515 remove_cselib_value_chains before verifying value_chains is empty.
4516 Initialize and free changed_values_stack.
4517 (vt_initialize): Initialize preserved_values.
4518 (vt_finalize): Free preserved_values.
4520 2010-03-08 Richard Guenther <rguenther@suse.de>
4522 PR tree-optimization/43269
4523 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4526 2010-03-08 Martin Jambor <mjambor@suse.cz>
4528 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4529 (ipa_is_param_called): Removed.
4530 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4531 (ipa_print_node_params): Do not print the called flag.
4532 (ipa_write_node_info): Do not stream the called flag.
4533 (ipa_read_node_info): Likewise.
4535 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4538 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4539 * cselib.c (struct expand_value_data): Add dummy field.
4540 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4542 (cselib_dummy_expand_value_rtx_cb): New function.
4543 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4545 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4546 * var-tracking.c: Include pointer-set.h.
4547 (variable): Change n_var_parts to char from int. Add
4548 cur_loc_changed and in_changed_variables fields.
4549 (variable_canonicalize): Remove.
4550 (shared_var_p): New inline function.
4551 (unshare_variable): Maintain cur_loc_changed and
4552 in_changed_variables fields. If var was in changed_variables,
4553 replace it there with new_var. Just copy cur_loc instead of
4554 resetting it to something else.
4555 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4556 (dataflow_set_union): Don't call variable_canonicalize.
4557 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4558 of their DEBUG_EXPR_TREE_DECLs.
4559 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4560 and in_changed_variables and cur_loc_changed is false.
4561 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4562 and cur_loc_changed. Don't update cur_loc here.
4563 (variable_merge_over_src): Don't call variable_canonicalize.
4564 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4565 removing loc that is equal to cur_loc, clear cur_loc,
4566 set cur_loc_changed and ensure variable_was_changed is called.
4567 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4568 compare pointers in cur_loc check, if it is equal to loc,
4569 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4570 (variable_different_p): Remove compare_current_location argument,
4571 don't compare cur_loc.
4572 (dataflow_set_different_1): Adjust variable_different_p caller.
4573 (variable_was_changed): If dv had some var in changed_variables
4574 already, reset in_changed_variables flag for it and propagate
4575 cur_loc_changed over to the new variable. On empty var
4576 always set cur_loc_changed. Set in_changed_variables on whatever
4577 var is added to changed_variables.
4578 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4579 Use shared_var_p. When removing loc that is equal to cur_loc,
4580 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4581 end, don't set it to something else, just call variable_was_changed.
4582 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4583 loc being removed, clear cur_loc and set cur_loc_changed.
4584 Set cur_loc_changed if all locations have been removed.
4585 (struct expand_loc_callback_data): New type.
4586 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4587 allocated. Always create SUBREGs if simplify_subreg failed.
4588 Prefer to use cur_loc, when that fails and still in
4589 changed_variables (and seen first time) recompute it. Set
4590 cur_loc_changed of variables which had to change cur_loc and
4591 compute elcd->cur_loc_changed if any of the subexpressions used
4592 had to change cur_loc.
4593 (vt_expand_loc): Adjust to pass arguments in
4594 expand_loc_callback_data structure.
4595 (vt_expand_loc_dummy): New function.
4596 (emitted_notes): New variable.
4597 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4598 that weren't used for any other decl in current
4599 emit_notes_for_changes call call vt_expand_loc_dummy to update
4600 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4601 first loc_chain location if NULL before. Always use just
4602 cur_loc instead of first loc_chain location. When cur_loc_changed
4603 is false, when not --enable-checking=rtl just don't emit any note.
4604 When rtl checking, compute the note and assert it is the same
4605 as previous note. Clear cur_loc_changed and in_changed_variables
4606 at the end before removing from changed_variables.
4607 (check_changed_vars_3): New function.
4608 (emit_notes_for_changes): Traverse changed_vars to call
4609 check_changed_vars_3 on each changed var.
4610 (emit_notes_for_differences_1): Clear cur_loc_changed and
4611 in_changed_variables. Recompute cur_loc of new_var.
4612 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4613 (vt_emit_notes): Initialize and destroy emitted_notes.
4615 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4617 PR rtl-optimization/42220
4618 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4619 Use verify_reg_tracked to determine if we should use OP_OUT rather
4621 (build_def_use): If we see an in-out operand for a register that we
4622 know nothing about, treat is an output if possible, fail the block if
4625 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4628 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4631 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4634 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4635 uses of relevant DEFs that are dead outside the loop too.
4637 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4639 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4641 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4643 * var-tracking.c (values_to_unmark): New variable.
4644 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4645 values_to_unmark vector. Moved body to...
4646 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4647 instead queue it into values_to_unmark vector.
4648 (vt_find_locations): Free values_to_unmark vector.
4650 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4652 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4653 (site.exp): Export them when plugins are enabled.
4655 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4658 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4660 (chrec_fold_multiply): Same.
4662 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4665 * c-decl.c (build_compound_literal): Return early if init is
4668 2010-03-04 Martin Jambor <mjambor@suse.cz>
4670 PR tree-optimization/43164
4671 PR tree-optimization/43191
4672 * tree-sra.c (type_consists_of_records_p): Reject records with
4673 zero-size bit-fields at the end.
4675 2010-03-04 Mike Stump <mikestump@comcast.net>
4677 * Makefile.in (TAGS): Remove *.y.
4679 2010-03-04 Richard Guenther <rguenther@suse.de>
4681 PR tree-optimization/40761
4682 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4684 (my_rev_post_order_compute): New function.
4685 (init_pre): Call it.
4687 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4690 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4691 decrease the cost of an IV candidate when the cost is infinite.
4693 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4695 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4696 Use '3DNow!' for the extension of that name, ensure normal space
4698 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4700 2010-03-03 Jeff Law <law@redhat.com>
4702 * PR middle-end/32693
4703 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4704 than gen_rtx_SUBREG.
4705 (extract_bit_field_1): Likewise.
4707 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4709 * doc/sourcebuild.texi (Test directives): Document that arguments
4710 include-opts and exclude-opts are now optional for dg-skip-if,
4711 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4713 2010-03-03 Jason Merrill <jason@redhat.com>
4716 * cgraph.h (varpool_node): Add extra_name field.
4717 * varpool.c (varpool_extra_name_alias): New.
4718 (varpool_assemble_decl): Emit extra name aliases.
4719 (varpool_mark_needed_node): Look past an extra name alias.
4720 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4721 * lto-streamer-in.c (lto_input_tree): Read it.
4722 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4724 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4726 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4727 (sparc*-*-solaris2*): ...this.
4729 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4732 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4733 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4734 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4735 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4738 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4739 fallthrough to default handling, just with want_address 0 instead of 2.
4740 For single element lists, add_AT_loc directly, otherwise create an
4741 artificial variable DIE and stick location list to it.
4744 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4745 (VAL_EXPR_HAS_REVERSE): Define.
4746 (reverse_op): New function.
4747 (add_stores): For reversible operations add an extra MO_VAL_USE.
4749 2010-03-02 Jason Merrill <jason@redhat.com>
4751 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4753 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4755 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4756 (sparc64-*-linux*): Likewise.
4757 (sparc64-*-solaris2*): Include assembler files before linker ones.
4758 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4759 * config/sparc/gas.h: Delete.
4760 * config/sparc/sol2-64.h: Add copyright notice.
4761 * config/sparc/sol2-gas-bi.h: Likewise.
4762 * config/sparc/sol2-gld.h: Likewise.
4763 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4764 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4765 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4766 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4767 (sparc_elf_asm_named_section): Rename into...
4768 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4770 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4772 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4774 2010-03-02 Jeff Law <law@redhat.com>
4777 * reload1.c (rtx_p, substitute_stack): Declare.
4778 (substitute): Record addresses of changed rtxs.
4779 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4780 Restore the original rtx when complete.
4781 (reload): Free subsitute_stack when complete.
4783 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4785 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4786 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4788 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4789 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4790 Torture Tests): Change from subsection to section.
4792 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4793 Steven Bosscher <steven@gcc.gnu.org>
4795 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4798 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4801 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4802 the assignment from the new induction variable to the assignment
4803 of the value from the original loop PHI function.
4805 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4806 Daniel Jacobowitz <dan@codesourcery.com>
4808 * doc/sourcebuild.texi (Test directives): Clarify options to
4811 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4813 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4814 Disable cfi directives unless GCC and gas agree on using read-only
4815 .eh_frame sections for 64-bit.
4816 * configure: Regenerate.
4818 2010-03-01 Richard Guenther <rguenther@suse.de>
4820 PR tree-optimization/43220
4821 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4822 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4824 2010-03-01 Richard Guenther <rguenther@suse.de>
4825 Martin Jambor <mjambor@suse.cz>
4828 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4829 gimplified parameters.
4831 2010-03-01 Christian Bruel <christian.bruel@st.com>
4833 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4835 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4837 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4839 2010-03-01 Richard Guenther <rguenther@suse.de>
4842 * expr.c (expand_assignment): Use the alias-oracle to tell
4843 if the rhs aliases the result decl.
4845 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4848 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4849 to sol_gt_pch_get_address.
4850 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4851 64-bit, SPARC and x86.
4852 (sol_gt_pch_get_address): New function.
4854 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4856 * toplev.h (inform_n, error_n): Declare.
4857 * diagnostic.c (inform_n, error_n): New function.
4859 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4861 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4862 has no rtl yet when processing local_decls, queue it and recheck
4863 if deferred stack allocation hasn't assigned it rtl.
4865 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4867 * config/sh/sh.c (unspec_bbr_uid): New.
4868 (gen_block_redirect): Use it instead of INSN_UID.
4869 (gen_far_branch): Likewise.
4871 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4873 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4874 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4876 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4878 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4879 (Warning Options): -Wno-conversion-null is valid for
4880 Objective-C++ as well.
4881 * doc/tm.texi (Named Address Spaces): Likewise.
4882 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4883 * doc/tree-ssa.texi (Tree SSA): Likewise.
4885 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4888 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4889 by default. Don't set the default arch for
4890 i[34567]86-*-darwin*|x86_64-*-darwin*.
4892 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4895 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4896 default. Set the default 32bit/64bit archs with $with_arch
4897 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4899 2010-02-27 Richard Guenther <rguenther@suse.de>
4901 PR tree-optimization/43186
4902 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4903 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4904 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4905 unroller iterations.
4907 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4909 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4910 required and i[34567]86-*-* targets don't support 64bit ISA.
4912 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4915 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4918 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4920 * config.gcc: Set the default arch at least to Prescott for
4921 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4922 if SSE math is enabled.
4924 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4926 * diagnostic.c (diagnostic_initialize): Update.
4927 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4929 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4930 (diagnostic_inhibit_notes): New.
4931 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4933 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4936 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4937 * doc/standards.texi: Likewise.
4938 * doc/extend.texi: Likewise.
4939 * doc/trouble.texi: Likewise.
4940 * doc/cppopts.texi: Likewise.
4941 * doc/install.texi: Likewise.
4942 * c.opt (std=c90,std=gnu90): New options.
4943 * c-opts.c (c_common_handle_option): Handle them.
4945 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4948 * c-decl.c (undeclared_variable): Use an informative note.
4950 2010-02-26 Richard Guenther <rguenther@suse.de>
4952 PR tree-optimization/43186
4953 * gimple.h (gimple_fold): Remove.
4954 * gimple.c (gimple_fold): Remove. Inline into single user ...
4955 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4956 Try harder for conditions.
4958 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4961 * function.c (used_types_insert): Don't skip through named pointer
4962 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4963 and it is different from the main variant's type.
4965 2010-02-26 Nick Clifton <nickc@redhat.com>
4967 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4969 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4971 * config.gcc: Support --with-fpmath=sse for x86.
4973 * config/i386/ssemath.h: New.
4975 * doc/install.texi (--with-fpmath=sse): Documented.
4977 2010-02-26 Richard Guenther <rguenther@suse.de>
4979 PR tree-optimization/43188
4980 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4981 vector types of over-aligned element type.
4983 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4986 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4987 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4989 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4991 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4993 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4995 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4996 * var-tracking.c: Include diagnostic.h.
4997 (debug_dv): New function.
4998 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5001 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5002 (add_value_chain, add_value_chains, remove_value_chain,
5003 remove_value_chains): Handle DEBUG_EXPRs.
5004 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5007 * regcprop.c (struct queued_debug_insn_change): New type.
5008 (struct value_data_entry): Add debug_insn_changes field.
5009 (struct value_data): Add n_debug_insn_changes field.
5010 (debug_insn_changes_pool): New variable.
5011 (free_debug_insn_changes, apply_debug_insn_changes,
5012 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5013 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5014 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5016 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5018 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5019 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5020 changes, call cprop_find_used_regs via note_stores.
5021 (copyprop_hardreg_forward): When copying vd from predecessor
5022 which has any queued DEBUG_INSN changes, make sure the pointers are
5023 cleared. At the end call df_analyze and then if there are any
5024 DEBUG_INSN changes queued at the end of some basic block for still
5025 live registers, apply them.
5026 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5028 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5030 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5033 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5035 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5036 targets. Set the default with_cpu/with_arch from arch/cpu.
5037 Allow x86-64 and native for with_cpu/with_arch.
5039 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5041 * ebitmap.c: Change calls to verify_popcount with calls to
5042 sbitmap_verify_popcount.
5043 (ebitmap_clear_bit): Fixed map->cacheindex test and
5044 map>cache update when bit clearing results in an empty
5047 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5050 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5051 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5052 and support both V2DF and V2DI modes.
5053 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5054 support both V2DF and V2DI modes.
5055 (general): Delete trailing whitespace from a few patterns.
5057 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5058 V2DF/V2DI interleave high/low builtins.
5060 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5063 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5064 interleave high/low functions.
5066 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5068 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5069 #pragma extern_prefix.
5071 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5074 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5075 BLKmode, assert op0 is a MEM and just adjust its mode.
5078 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5079 if bitpos isn't multiple of mode's bitsize.
5081 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5083 * c.opt (-ftemplate-depth=): New.
5084 (-ftemplate-depth-): Deprecate.
5085 * optc-gen.awk: Handle -ftemplate-depth=.
5086 * opth-gen.awk: Likewise.
5087 * c-opts.c (c_common_handle_option): Likewise.
5088 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5090 2010-02-24 Jason Merrill <jason@redhat.com>
5092 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5094 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5096 * cfg.c (alloc_aux_for_block): Remove inline.
5097 (alloc_aux_for_edge): Likewise.
5099 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5101 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5103 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5105 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5106 * config/i386/sol2-gas.h: New file.
5107 * config.gcc (i[34567]86-*-solaris2*): Use it.
5109 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5112 * c-typeck.c (ep_convert_and_check): New.
5113 (build_conditional_expr): Use it.
5114 (build_binary_op): Likewise.
5116 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5118 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5121 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5122 bounds even for -O+.
5123 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5124 expr needs to have DECL_NAME set.
5126 2010-02-24 Nick Clifton <nickc@redhat.com>
5128 * config/mep/mep.c: Include gimple.h.
5129 (mep_function_uses_sp): Delete unused function.
5130 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5131 parameters. Use unsigned integers to count args. Return a
5132 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5134 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5137 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5138 greater or equal to nelt instead of 2 * nelt.
5139 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5142 2010-02-23 Jason Merrill <jason@redhat.com>
5145 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5146 in cfun->local_decls even if they have register types.
5149 * stor-layout.c (place_field): Don't warn about unnecessary
5150 DECL_PACKED if the type is packed.
5152 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5155 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5156 GOTOFF relocs, even when the base reg isn't pic pointer.
5158 2010-02-23 Michael Matz <matz@suse.de>
5161 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5162 (expand_gimple_basic_block): Generate and use debug temps if there
5163 are debug uses left after the last real use of TERed ssa names.
5164 Unlink debug immediate uses when they are expanded.
5166 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5169 * config/i386/i386.c (override_options): Reorganise to provide
5170 better error messages.
5172 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5175 * graphite-scop-detection.c (create_single_exit_edge): Move
5176 the call to find_single_exit_edge to....
5177 (create_sese_edges): ...here. Don't handle multiple edges
5178 exiting the function.
5179 (build_graphite_scops): Don't handle multiple edges
5180 exiting the function.
5182 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5185 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5186 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5188 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5191 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5193 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5196 * c-typeck.c (convert_arguments): Print declaration location.
5197 * c-common.c (validate_nargs): Rename as
5198 builtin_function_validate_nargs.
5199 (check_builtin_function_arguments): Update.
5201 2010-02-22 Richard Guenther <rguenther@suse.de>
5204 * tree-inline.c (declare_return_variable): Use the type of
5205 the call stmt lhs if available.
5207 2010-02-22 Duncan Sands <baldrick@free.fr>
5209 * passes.c (register_pass): Always consider all pass lists when
5210 ref_pass_instance_number is zero.
5212 2010-02-22 Richard Guenther <rguenther@suse.de>
5214 PR tree-optimization/42749
5215 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5216 parameter. Do arithmetic in the original type.
5217 (update_accumulator_with_ops): Likewise.
5218 (adjust_accumulator_values): Adjust.
5220 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5222 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5223 (QI to BLKmode splitter): New splitter.
5225 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5227 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5228 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5230 2010-02-22 Richard Guenther <rguenther@suse.de>
5232 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5234 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5236 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5237 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5238 ($(T)crti.o, $(T)crtn.o): Remove rules.
5240 2010-02-21 Tobias Burnus <burnus@net-b.de>
5243 * doc/invoke.texi (-fassociative-math): Document that this
5244 option is automatically enabled for Fortran.
5246 2010-02-20 David S. Miller <davem@davemloft.net>
5248 * configure.ac: Test if linker and assembler properly support
5249 GOTDATA_OP relocations.
5250 * configure: Rebuild.
5251 * config.in: Likewise.
5252 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5253 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5254 (movsi_high_pic): Likewise.
5255 (movdi_lo_sum_pic): Likewise.
5256 (movdi_high_pic): Likewise.
5257 (movsi_pic_gotdata_op): New pattern.
5258 (movdi_pic_gotdata_op): Likewise.
5259 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5260 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5262 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5265 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5266 attribute to ssemul.
5267 (xop_mulv2div2di3_high): Ditto.
5269 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5272 * c.opt (Wconversion-null): New option.
5273 * doc/invoke.texi (Wconversion-null): Document.
5275 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5277 * common.opt (Wlarger-than-): Add Undocumented.
5279 2010-02-19 Mike Stump <mikestump@comcast.net>
5281 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5283 2010-02-19 Jason Merrill <jason@redhat.com>
5286 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5287 * configure: Likewise.
5289 2010-02-20 Alan Modra <amodra@gmail.com>
5292 * cgraph.h (cgraph_make_decl_local): Declare.
5293 * cgraph.c (cgraph_make_decl_local): New function.
5294 (cgraph_make_node_local): Use it.
5295 * cgraphunit.c (cgraph_function_versioning): Likewise.
5296 * ipa.c (function_and_variable_visibility): Likewise.
5298 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5301 * except.c (sjlj_emit_function_enter): Don't call
5302 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5304 * rtl.h (add_reg_br_prob_note): Remove prototype.
5306 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5309 * c-common.c (conversion_warning): Remove widening conversions
5310 before checking the conversion of integers to reals.
5312 2010-02-19 Mike Stump <mikestump@comcast.net>
5315 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5318 * cgraphunit.c (process_function_and_variable_attributes): Check
5319 DECL_PRESERVE_P instead of looking up attribute "used".
5320 * ipa-pure-const.c (check_decl): Likewise.
5321 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5322 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5323 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5324 instead of attribute "used".
5325 * config/sol2-c.c (solaris_pragma_init): Likewise.
5326 (solaris_pragma_fini): Likewise.
5328 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5330 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5331 Use XCNEW instead of xcalloc.
5332 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5333 XNEW instead of xmalloc.
5334 (get_fields): Use XNEWVEC instead of xmalloc.
5337 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5338 populate vars array.
5339 (create_new_general_access): For debug stmts just reset value.
5340 (get_stmt_accesses): For accesses within debug stmts just record them
5341 using add_access_to_acc_sites instead of preventing the peeling or
5342 counting them as accesses.
5345 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5347 2010-02-19 Richard Guenther <rguenther@suse.de>
5349 PR tree-optimization/42916
5350 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5353 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5355 * configure.ac: Replace all uses of changequote in macro arguments
5356 with proper quoting.
5358 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5361 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5363 2010-02-19 Richard Guenther <rguenther@suse.de>
5365 PR tree-optimization/42944
5366 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5367 test for aliasing with errno.
5369 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5372 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5373 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5374 * dojump.c: Include output.h.
5375 (inv): New inline function.
5376 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5377 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5378 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5379 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5380 argument, pass it down to other calls.
5381 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5382 add REG_BR_PROB note to the conditional jump.
5383 * cfgexpand.c (add_reg_br_prob_note): Removed.
5384 (expand_gimple_cond): Don't call it, add the probability
5385 as last argument to jumpif_1/jumpifnot_1.
5386 * Makefile.in (dojump.o): Depend on output.h.
5387 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5389 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5390 * stmt.c (do_jump_if_equal): Likewise.
5391 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5392 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5393 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5395 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5396 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5397 jumpifnot_1 callers.
5398 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5400 (store_expr): Adjust jumpifnot caller.
5401 (store_constructor): Adjust jumpif caller.
5404 * gimplify.c (gimple_boolify): For __builtin_expect call
5405 gimple_boolify also on its first argument.
5407 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5409 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5411 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5412 * configure: Regenerated.
5414 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5416 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5417 lang_hooks.types_compatible_p instead of comptypes.
5419 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5421 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5422 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5423 if __prefer_thumb__ is defined.
5425 2010-02-18 Martin Jambor <mjambor@suse.cz>
5427 PR tree-optimization/43066
5428 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5429 array with zero-sized element type.
5431 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5433 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5434 rtx, allocate struct var_loc_node here and return it to the
5435 caller, and only if it is actually needed.
5436 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5437 move it earlier and return immediately if it returns NULL.
5439 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5441 * config/sparc/gas.h: New file. Restore
5442 TARGET_ASM_NAMED_SECTION to its ELF default.
5443 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5445 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5446 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5447 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5448 after sparc/sysv4.h.
5450 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5452 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5454 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5456 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5457 patterns from predicated pattern.
5459 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5462 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5463 for insn mnemonic suffix.
5465 2010-02-17 Richard Guenther <rguenther@suse.de>
5467 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5470 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5473 * caller-save.c (save_call_clobbered_regs): If BB ends with
5474 a DEBUG_INSN, move any notes in between last real insn and the last
5475 DEBUG_INSN after the last DEBUG_INSN.
5477 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5479 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5480 Fix return type. Fix argument type. Explain meaning of return value.
5482 2010-02-16 Richard Guenther <rguenther@suse.de>
5484 PR tree-optimization/41043
5485 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5486 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5488 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5490 2010-02-16 Ira Rosen <irar@il.ibm.com>
5492 PR tree-optimization/43074
5493 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5494 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5495 vectorizable cycles in hybrid SLP check.
5496 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5498 2010-02-16 Richard Guenther <rguenther@suse.de>
5500 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5501 (true_dependence): If memrefs_conflict_p computes must-alias
5502 trust it. Move TBAA check after offset-based disambiguation.
5503 (canon_true_dependence): Likewise.
5505 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5507 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5508 * doc/invoke.texi: Document it.
5509 * var-tracking.c: Include toplev.h and params.h.
5510 (vt_find_locations): Return bool indicating success. Compute
5511 hash sizes unconditionally. Check new parameter, report.
5512 (variable_tracking_main_1): Check vt_find_locations results and
5513 retry. Renamed from...
5514 (variable_tracking_main): ... this. New wrapper to preserve
5515 flag_var_tracking_assignments.
5516 * Makefile.in (var-tracking.o): Adjust dependencies.
5518 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5519 Jakub Jelinek <jakub@redhat.com>
5522 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5523 if weak_import attribute is present.
5524 * config/darwin.c (machopic_select_section): Likewise.
5526 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5528 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5529 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5530 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5531 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5533 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5536 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5539 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5540 Rewrite text to refer to the names.
5542 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5544 * config/i386/i386-builtin-types.def
5545 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5546 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5547 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5548 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5549 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5550 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5551 IX86_BUILTIN_VPERMIL2PS256.
5552 (MULTI_ARG_4_DF2_DI_I): Defined.
5553 (MULTI_ARG_4_DF2_DI_I1): Defined.
5554 (MULTI_ARG_4_SF2_SI_I): Defined.
5555 (MULTI_ARG_4_SF2_SI_I1): Defined.
5556 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5557 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5558 __builtin_ia32_vpermil2ps256.
5559 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5560 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5561 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5562 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5563 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5564 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5565 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5566 CODE_FOR_xop_vpermil2v8sf3.
5567 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5568 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5569 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5570 (_mm256_permute2_pd): New.
5571 (_mm_permute2_ps): New.
5572 (_mm256_permute2_ps): New.
5574 2010-02-15 Nick Clifton <nickc@redhat.com>
5576 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5577 boolean parameters. Use emit_jump_insn when emitting a pop
5578 instruction containing a return insn.
5579 (push): Use 'true' rather than '1' as second parameter to F.
5580 (h8300_expand_prologue): Likewise.
5581 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5582 (h8300_expand_epilogue): Likewise.
5584 2010-02-15 Richard Guenther <rguenther@suse.de>
5587 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5590 2010-02-15 Nick Clifton <nickc@redhat.com>
5592 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5595 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5597 * intl.c (fake_ngettext): New function.
5598 * intl.h (fake_ngettext): Declare.
5599 (ngettext): Define macro.
5600 * collect2.c (notice_translated): New function.
5601 (main): Use notice_translated and ngettext.
5602 * collect2.h (notice_translated): Declare.
5604 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5606 * reorg.c (delete_computation): Comment fixes.
5607 * caller-save.c (setup_save_areas): Idem.
5608 * sel-sched-dump.c (dump_lv_set): Idem.
5611 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5613 * config/s390/s390.c (s390_sched_init): New function.
5614 (TARGET_SCHED_INIT): Target hook defined.
5616 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5617 Jack Howarth <howarth@bromo.med.uc.edu>
5618 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5621 Partial revert of unintended change in fix for PR41605.
5622 * config/darwin.h: Fix typo.
5623 * config/darwin9.h: Same.
5625 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5627 * c-pch.c (pch_init): Clear v.
5629 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5632 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5633 graphite_can_represent_init for MULT_EXPR.
5635 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5639 * graphite-sese-to-poly.c (remove_phi): New.
5640 (translate_scalar_reduction_to_array): Call remove_phi.
5642 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5645 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5646 * graphite-clast-to-gimple.h (gloog): Update declaration.
5647 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5648 * graphite-poly.h (struct poly_bb): Add missing comments.
5649 (struct scop): Add poly_scop_p field.
5651 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5652 * graphite.c (graphite_transform_loops): Build the polyhedral
5653 representation for each scop before code generation.
5654 * sese.c (rename_variables_in_operand): Removed.
5655 (rename_variables_in_expr): Return the renamed expression.
5656 (rename_sese_parameters): New.
5657 * sese.h (rename_sese_parameters): Declared.
5659 2010-02-11 Richard Guenther <rguenther@suse.de>
5661 PR tree-optimization/42998
5662 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5663 POINTER_PLUS_EXPR properly.
5665 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5666 Changpeng Fang <changpeng.fang@amd.com>
5669 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5670 the cost of an IV candidate when the IV is used in a test against zero.
5672 * gcc.dg/tree-ssa/ivopts-3.c: New.
5674 2010-02-11 Richard Guenther <rguenther@suse.de>
5677 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5678 pointer-vs-decl case by swapping refs. Handle some cases
5679 of pointer-vs-decl disambiguations more conservatively.
5680 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5681 to false after expanding.
5683 2010-02-11 Richard Guenther <rguenther@suse.de>
5686 * gcc.c (process_command): Handle LTO file@offset case more
5689 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5691 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5692 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5694 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5696 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5697 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5698 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5699 Optimize eq/ne comparisons when both arguments are known to be
5701 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5702 Don't mask operands unnecessarily if they are known to be already
5705 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5707 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5710 2010-02-10 Richard Guenther <rguenther@suse.de>
5712 PR tree-optimization/43017
5713 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5714 for wrapping signed arithmetic.
5716 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5719 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5720 if no debug info should be emitted for it.
5722 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5724 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5725 note when flag_exceptions is set.
5727 2010-02-10 Duncan Sands <baldrick@free.fr>
5729 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5731 2010-02-10 Richard Guenther <rguenther@suse.de>
5734 * tree.c (get_unwidened): Handle constants.
5735 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5737 2010-02-10 Martin Jambor <mjambor@suse.cz>
5740 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5741 check for variable argument counts independently.
5743 2010-02-10 Christian Bruel <christian.bruel@st.com>
5746 * config/sh/sh.c (find_barrier): Increase length for non delayed
5747 conditional branches.
5749 2010-02-10 Christian Bruel <christian.bruel@st.com>
5751 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5753 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5755 * builtins.c (set_builtin_user_assembler_name): Also handle
5756 ffs if int is smaller than word.
5758 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5761 * ira-conflicts.c (get_dup): Remove.
5762 (process_reg_shuffles): Add new parameter. Use it as an
5763 additional guard for copy generation.
5764 (add_insn_allocno_copies): Rewrite.
5766 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5768 * common.opt (fsched2-use-traces): Preserved for backward
5770 * doc/invoke.texi: Remove the documentation about option
5771 -fsched2-use-traces.
5772 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5773 flag_sched2_use_traces.
5774 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5775 the backward compatibility flag section.
5777 2010-02-09 Richard Guenther <rguenther@suse.de>
5779 PR tree-optimization/43008
5780 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5781 make HEAP variables initialized from global memory if they
5782 are not known builtin functions.
5783 (find_func_aliases): Adjust.
5785 2010-02-09 Richard Guenther <rguenther@suse.de>
5787 PR tree-optimization/43000
5788 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5789 arithmetic manually.
5791 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5793 PR tree-optimization/42931
5794 * tree-loop-linear.c (try_interchange_loops): Don't call
5795 double_int_mul if estimated_loop_iterations failed.
5797 2010-02-08 Martin Jambor <mjambor@suse.cz>
5800 * tree-sra.c (build_accesses_from_assign): Do not mark in
5801 should_scalarize_away_bitmap if stmt has volatile ops.
5802 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5805 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5807 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5809 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5811 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5814 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5817 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5819 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5822 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5823 to unknown_dependence.
5824 (graphite_legal_transform_dr): Handle the unknown_dependence.
5825 (graphite_carried_dependence_level_k): Same.
5827 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5829 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5831 2010-02-07 Richard Guenther <rguenther@suse.de>
5834 * expr.c (get_inner_reference): Always initialize *pbitsize.
5836 2010-02-07 Richard Guenther <rguenther@suse.de>
5839 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5840 new ARRAY_REFs on variable size element or minimal index arrays.
5842 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5843 gimple_fold_indirect_ref.
5845 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5848 * arm.c (arm_override_options): Just return if the user has specified
5849 an invalid fpu name.
5851 2010-02-03 Jason Merrill <jason@redhat.com>
5854 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5855 i386_pe_maybe_record_exported_symbol.
5857 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5860 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5861 (pa_delegitimize_address): New function.
5863 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5865 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5866 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5868 2010-02-05 Richard Guenther <rguenther@suse.de>
5871 * lto-streamer-in.c (get_resolution): Deal with references
5872 to undefined functions.
5874 2010-02-05 Richard Guenther <rguenther@suse.de>
5876 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5877 (fold_const_aggregate_ref): Likewise.
5878 (ccp_fold_stmt): Substitute loads.
5879 (maybe_fold_reference): Verify types before substituting.
5881 (fold_gimple_assign): Unshare properly.
5882 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5884 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5886 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5887 for rs6000_gen_cell_microcode.
5889 2010-02-04 Richard Guenther <rguenther@suse.de>
5891 PR rtl-optimization/42952
5892 * dse.c (const_or_frame_p): Remove MEM handling.
5894 2010-02-04 Nick Clifton <nickc@redhat.com>
5896 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5897 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5898 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5899 (mn10300_asm_output_mi_thunk): New function.
5900 (mn10300_can_output_mu_thunk): New function.
5901 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5902 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5903 (FUNCTION_ARG): Delete incorrect comment.
5905 2010-02-03 Jason Merrill <jason@redhat.com>
5908 * fold-const.c (operand_equal_p): Handle erroneous types.
5910 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5912 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5914 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5916 PR rtl-optimization/42941
5917 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5920 2010-02-03 Jason Merrill <jason@redhat.com>
5923 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5925 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5928 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5929 (cselib_reset_table): Renamed from...
5930 (cselib_reset_table_with_next_value): ... this.
5931 (cselib_get_next_uid): Renamed from...
5932 (cselib_get_next_unknown_value): ... this.
5933 * cselib.c (next_uid): Renamed from...
5934 (next_unknown_value): ... this.
5935 (cselib_clear_table): Adjust.
5936 (cselib_reset_table): Adjust. Renamed from...
5937 (cselib_reset_table_with_next_value): ... this.
5938 (cselib_get_next_uid): Adjust. Renamed from...
5939 (cselib_get_next_unknown_value): ... this.
5940 (get_value_hash): Use hash.
5941 (cselib_hash_rtx): Likewise.
5942 (new_cselib_val): Adjust. Set and dump uid.
5943 (cselib_lookup_mem): Pass next_uid as hash.
5944 (cselib_subst_to_values): Likewise.
5945 (cselib_log_lookup): Dump uid.
5946 (cselib_lookup): Pass next_uid as hash. Adjust.
5947 (cselib_process_insn): Adjust.
5948 (cselib_init): Initialize next_uid.
5949 (cselib_finish): Adjust.
5950 (dump_cselib_table): Likewise.
5951 * dse.c (canon_address): Dump value uid.
5952 * print-rtl.c (print_rtx): Print value uid.
5953 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5955 (dv_uid): New function, sort of renamed from...
5956 (dv_htab_hash): ... this, reimplemented in terms of it and...
5957 (dv_uid2hash): ... this. New.
5958 (variable_htab_eq): Drop excess assertions.
5959 (tie_break_pointers): Removed.
5960 (canon_value_cmp): Compare uids.
5961 (variable_post_merge_New_vals): Print uids.
5962 (vt_add_function_parameters): Adjust.
5963 (vt_initialize): Reset table. Adjust.
5965 2010-02-03 Richard Guenther <rguenther@suse.de>
5967 PR tree-optimization/42944
5968 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5969 (call_may_clobber_ref_p_1): Likewise. Properly handle
5970 malloc and calloc clobbering errno.
5972 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5974 * doc/invoke.texi: Fix name of sched1 dump.
5976 * opts.c (decode_options): Set flag_tree_switch_conversion
5977 only conditionally on optimize >= 2.
5979 * gcse.c: Assorted comment fixes in pass description.
5981 2010-02-03 Anthony Green <green@moxielogic.com>
5983 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5984 nop padding in order to maintain alignment of storage location of
5985 target function address.
5986 (moxie_trampoline_init): Store target function address at newly
5988 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5990 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5992 2010-02-03 Richard Guenther <rguenther@suse.de>
5995 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5997 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5999 * config.gcc: Reenable check for obsolete targets.
6000 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6001 mips-sgi-irix6.[0-4]*.
6003 2010-02-02 Nick Clifton <nickc@redhat.com>
6005 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6006 constant size of 4 as being the same as 0.
6007 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6008 can take values in the range 0..4.
6010 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6013 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6014 as _darwin10_Unwind_FindEnclosingFunction().
6015 * libgcc-libsystem.ver: New.
6017 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6020 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6021 implicitly set registers.
6023 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6025 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6026 (arm_override_options): Allow automatic selection of the thread
6027 pointer register if thumb2.
6028 (legitimize_pic_address): Improve code sequences for Thumb2.
6029 (arm_call_tls_get_addr): Likewise.
6030 (legitimize_tls_address): Likewise.
6031 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6032 (pic_load_addr_32bit): ... this. New named pattern.
6033 * thumb2.md (pic_load_addr_thumb2): Delete.
6034 (pic_load_dot_plus_four): Delete.
6035 (tls_load_dot_plus_four): New named pattern.
6037 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6040 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6041 Document fix for TLS bug.
6043 2010-01-31 Richard Guenther <rguenther@suse.de>
6045 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6046 conservatively correct.
6048 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6052 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6054 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6056 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6058 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6060 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6062 * config.gcc: Adjust order of makefile fragments for mingw targets.
6064 2010-01-31 Richard Guenther <rguenther@suse.de>
6067 * gimplify.c (gimplify_init_constructor): For volatile LHS
6068 initialize a temporary.
6070 2010-01-31 Matthias Klose <doko@ubuntu.com>
6072 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6074 * configure: Regenerate.
6076 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6078 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6079 the same alias set and their sizes different constantness.
6080 (aliasing_component_refs_p): Revert 2009-10-24 change.
6082 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6084 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6087 2010-01-29 Richard Guenther <rguenther@suse.de>
6089 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6090 Assert we successfully updated the call.
6092 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6094 PR rtl-optimization/42889
6095 * df.h (df_set_bb_dirty_nonlr): New prototype.
6096 * df-core.c (df_set_bb_dirty_nonlr): New function.
6097 * df-scan.c (df_insn_rescan): Call it instead of
6098 df_set_bb_dirty for DEBUG_INSNs.
6100 2010-01-29 Richard Guenther <rguenther@suse.de>
6103 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6104 quadratic behavior in most cases.
6106 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6109 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6110 in the call to gen_x86_movsicc_0_m1.
6112 2010-01-28 Richard Guenther <rguenther@suse.de>
6114 PR tree-optimization/42871
6115 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6117 2010-01-28 Richard Guenther <rguenther@suse.de>
6119 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6120 into call arguments.
6122 2010-01-28 Richard Guenther <rguenther@suse.de>
6125 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6126 the forwarder if the destination is an EH landing pad.
6128 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6130 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6131 block list passed to gimple_duplicate_sese_tail.
6132 (parallelize_loops): Avoid parallelization when the function
6134 Avoid parallelization when the preheader is IRREDUCIBLE.
6135 Try to optimize when estimated_loop_iterations_int is unresolved.
6136 Add the loop's location to the dump file.
6137 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6138 (gimple_duplicate_sese_tail): Remove the check for the latch.
6139 Redirect nexits to the exit block.
6140 Remove handling of the incoming edges to the latch.
6141 Redirect the backedge from the copied latch to the exit bb.
6143 2010-01-28 Michael Matz <matz@suse.de>
6146 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6147 Wrap force_reg into a sequence, emit it before user.
6149 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6151 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6153 (arm_legacy_rev): Likewise.
6154 (thumb_legacy_rev): Likewise.
6156 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6158 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6159 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6160 on MEM's address failed, try avoid_constant_pool_reference and
6161 recurse if it returned something different.
6162 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6163 address, try avoid_constant_pool_reference and recurse if it
6164 returned something different.
6165 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6166 address and avoid_constant_pool_reference returned something
6167 different, don't set have_address.
6169 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6172 * var-tracking.c (val_store): Add modified argument, obey it.
6174 (count_uses): Move down logging of main.
6175 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6176 don't need resolution.
6177 (emit_notes_in_bb): Likewise.
6179 2010-01-27 Richard Guenther <rguenther@suse.de>
6182 * tree-inline.c (remap_decl): Delay remapping of SSA name
6183 default definitions until we need them.
6185 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6187 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6188 (rs6000_delegitimize_address): New function.
6190 * config/s390/s390.c (s390_delegitimize_address): Call
6191 delegitimize_mem_from_attrs.
6194 * tree-inline.c (cannot_copy_type_1): Removed.
6195 (copy_forbidden): Don't forbid copying of functions containing
6196 records/unions with variable length fields.
6198 2010-01-27 Christian Bruel <christian.bruel@st.com>
6202 * config/sh/sh.c (find_barrier): Increase length for non delayed
6203 conditional branches.
6205 2010-01-27 Matthias Klose <doko@ubuntu.com>
6207 * configure.ac (gnu-unique-object): Fix ldd version check.
6208 * configure: Regenerate.
6210 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6212 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6214 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6215 Test for HAVE_GNU_AS value.
6217 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6219 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6220 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6221 INT64_TYPE): Define.
6222 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6223 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6224 INT_LEAST64_TYPE): Define.
6225 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6226 UINT_LEAST64_TYPE): Define.
6227 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6228 INT_FAST64_TYPE): Define.
6229 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6230 UINT_FAST64_TYPE): Define.
6231 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6232 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6233 (SIG_ATOMIC_TYPE): Define.
6235 2010-01-26 Richard Guenther <rguenther@suse.de>
6237 * df-scan.c (df_scan_set_bb_info): Remove assert.
6238 (df_insn_rescan_debug_internal): Merge asserts.
6239 (df_install_ref): Likewise.
6240 (df_mark_reg): Use bitmap_set_range.
6241 (df_hard_reg_used_p): Remove assert.
6242 (df_hard_reg_used_count): Likewise.
6244 2010-01-26 Richard Guenther <rguenther@suse.de>
6246 PR rtl-optimization/42685
6247 * web.c (web_main): Ignore DEBUG_INSNs.
6249 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6251 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6253 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6254 Fix types of fndecl and arglist parameters.
6256 2010-01-26 Richard Guenther <rguenther@suse.de>
6259 * tree-eh.c (unsplit_eh): Skip debug insns.
6261 2010-01-26 Richard Guenther <rguenther@suse.de>
6263 PR tree-optimization/42250
6264 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6266 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6269 * omp-low.c (expand_omp_sections): Only use single_pred if
6270 l2_bb is single_pred_p.
6272 2010-01-25 Christian Bruel <christian.bruel@st.com>
6275 * config/sh/sh.c (find_barrier): Increase length for non delayed
6276 conditional branches.
6277 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6279 2010-01-24 David S. Miller <davem@davemloft.net>
6281 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6282 define if not using GAS.
6283 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6284 Likewise. Delete SECTION_MERGE code, which is only applicable
6287 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6290 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6291 mangling of va_list in system headers.
6293 2010-01-23 Toon Moene <toon@moene.org>
6295 * tree-predcom.c (combine_chains): Return NULL, not false.
6297 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6299 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6300 initialization of variable res to agree with return type.
6302 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6304 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6305 * tree-sra.c: Add include of expr.h.
6307 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6309 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6310 insert the debug stmt on the single non-EH edge from the stmt.
6312 2010-01-22 Richard Henderson <rth@redhat.com>
6315 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6316 the RHS until after generate_subtree_copies has insertted its
6317 code before the current statement.
6319 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6321 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6323 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6325 2010-01-21 Martin Jambor <mjambor@suse.cz>
6327 PR tree-optimization/42585
6328 * tree-sra.c (struct access): New field grp_total_scalarization.
6329 (dump_access): Dump the new field.
6330 (should_scalarize_away_bitmap): New variable.
6331 (cannot_scalarize_away_bitmap): Likewise.
6332 (sra_initialize): Allocate new bitmaps.
6333 (sra_deinitialize): Free new bitmaps.
6334 (create_access_1): New function.
6335 (create_access): Parts moved to create_access_1.
6336 (type_consists_of_records_p): New function.
6337 (completely_scalarize_record): Likewise.
6338 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6339 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6340 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6342 (analyze_all_variable_accesses): Completely scalarize small eligible
6345 2010-01-21 Martin Jambor <mjambor@suse.cz>
6347 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6349 2010-01-21 Andrew Haley <aph@redhat.com>
6351 * gcc.c (process_command): Move lang_specific_driver before
6352 setting cc_libexec_prefix.
6354 2010-01-21 Richard Guenther <rguenther@suse.de>
6357 * fold-const.c (negate_expr_p): Pretend only negative
6358 real constants are easily negatable.
6360 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6361 Jason Merrill <jason@redhat.com>
6363 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6364 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6365 * calls.c (initialize argument_information): Handle it.
6366 * c-common.c (handle_transparent_union_attribute): Use new name.
6367 * c-decl.c (finish_struct): Ditto.
6368 * c-typeck.c (type_lists_compatible_p): Ditto.
6369 (convert_for_assignment): Use new name and also handle record.
6370 * function.c (aggregate_value_p): Handle it.
6371 (pass_by_reference): Ditto.
6372 (assign_parm_data_types): Ditto.
6373 * print-tree.c (print_node): Ditto.
6374 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6375 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6376 * tree.c (first_field): New fn.
6378 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6381 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6382 even when linking statically, for now.
6384 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6387 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6388 without a cselib val.
6389 (count_uses): Accept MO_VAL_SET with no val on stores.
6390 (add_stores): Likewise.
6392 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6394 * var-tracking.c (check_value_val): Add a compile time assertion.
6395 (dv_is_decl_p): Simplify.
6396 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6397 gcc_assert if ENABLE_CHECKING.
6399 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6402 * var-tracking.c: Include tree-flow.h.
6403 (mem_dies_at_call): New.
6404 (dataflow_set_preserve_mem_locs): Use it.
6405 (dataflow_set_remove_mem_locs): Likewise.
6406 (dump_var): Renamed from dump_variable. Adjust all callers.
6407 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6408 * Makefile.in (var-tracking.o): Adjust deps.
6410 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6412 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6414 2010-01-20 Richard Guenther <rguenther@suse.de>
6416 PR tree-optimization/42717
6417 * tree-ssa-dce.c (get_live_post_dom): Remove.
6418 (forward_edge_to_pdom): Take an arbitrary edge to copy
6419 degenerate PHI args from.
6420 (remove_dead_stmt): Use the first post-dominator even if it
6421 does not contain live statements as redirection destination.
6423 2010-01-20 Richard Guenther <rguenther@suse.de>
6425 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6427 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6429 * sel-sched.c (create_speculation_check): Remove set but not used
6431 (try_transformation_cache): Remove set but not used variable ds.
6432 (calculate_privileged_insns): Remove set but not used variables
6433 cur_insn and min_spec_insn.
6434 (find_best_expr): Remove set but not used variable avail_n.
6435 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6437 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6439 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6440 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6443 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6446 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6447 cpu types. Add support for *-sse3 cpu types.
6448 (x86_64-*-*): Ditto.
6450 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6453 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6454 argument, call initializer_constant_valid_p_1 instead of
6455 initializer_constant_valid_p, pass CACHE to it, return NULL
6456 immediately if first call returns NULL.
6457 (initializer_constant_valid_p_1): New function.
6458 (initializer_constant_valid_p): Use it.
6460 2010-01-20 Thomas Quinot <quinot@adacore.com>
6462 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6464 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6466 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6467 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6468 (loc_list_from_tree): Don't handle unsigned division. Handle
6469 signed modulo using DW_OP_{over,over,div,mul,minus}.
6470 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6471 modulo instead of signed.
6473 2010-01-20 DJ Delorie <dj@redhat.com>
6475 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6477 (h8300_emit_stack_adjustment): Propogate it.
6479 (h8300_expand_prologue): Likewise.
6480 (h8300_expand_epilogue): Likewise.
6482 2010-01-19 Michael Matz <matz@suse.de>
6484 PR tree-optimization/41783
6485 * tree-data-ref.c (toplevel): Include flags.h.
6486 (dump_data_dependence_relation): Also dump the inputs if the
6487 result will be unknown.
6488 (split_constant_offset_1): Look through some conversions.
6489 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6490 the offset from last element is too large.
6491 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6492 (reassociate_to_the_same_stmt): Handle vector registers.
6493 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6495 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6496 wide_prolog_niters argument, emit widening instructions.
6497 (vect_do_peeling_for_alignment): Adjust caller, use widened
6498 variant of the iteration cound.
6499 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6501 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6504 * config/arm/neon-testgen.m (emit_automatics): New parameter
6505 features. Adjust for Fixed_return_reg feature.
6506 (test_intrinsic): Call emit_automatics with new feature.
6507 * config/arm/neon.ml: Update copyright years.
6508 (features): New Fixed_return_reg feature.
6509 (ops): Update feature for Vget_low.
6511 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6513 PR tree-optimization/42719
6514 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6518 * fwprop.c (all_uses_available_at): Return false if def_set dest
6519 is a REG that is used in def_insn.
6521 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6523 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6525 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6528 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6530 * target.h (struct gcc_target) <secondary_reload>: Change type
6531 of last argument to secondary_reload_info *.
6533 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6536 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6537 memory references with unaligned offsets. Remove CQImode handling.
6538 (unaligned_memory_operand): Return 1 for memory references with
6539 unaligned offsets. Remove CQImode handling.
6541 2010-01-18 Richard Guenther <rguenther@suse.de>
6544 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6547 2010-01-18 Richard Guenther <rguenther@suse.de>
6549 PR tree-optimization/42781
6550 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6551 restrict processing only if the original variable was artificial.
6553 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6555 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6556 find number of popped argument bytes.
6558 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6559 Fix the text that describes the return value for invalid insns.
6561 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6563 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6564 Clarify what 'cost of the -dependence' is. Fix quoting.
6566 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6567 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6569 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6571 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6572 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6574 2010-01-17 Richard Guenther <rguenther@suse.de>
6577 * function.c (split_complex_args): Take a VEC to modify.
6578 (assign_parms_augmented_arg_list): Build a VEC instead of
6579 a chain of PARM_DECLs.
6580 (assign_parms_unsplit_complex): Take a VEC of arguments.
6581 Do not fixup unmodified parms.
6582 (assign_parms): Deal with the VEC.
6583 (gimplify_parameters): Likewise.
6585 2010-01-17 Richard Guenther <rguenther@suse.de>
6587 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6588 node existence check.
6589 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6590 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6591 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6592 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6593 (gimple_execute_on_growing_pred): Likewise.
6595 2010-01-17 Richard Guenther <rguenther@suse.de>
6597 PR tree-optimization/42773
6598 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6599 (compute_antic_aux): Likewise.
6600 (compute_partial_antic_aux): Likewise.
6602 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6605 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6608 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6610 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6613 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6614 Fix markup for strict argument.
6616 (TARGET_SCHED_REORDER2): Fix argument types.
6618 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6619 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6621 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6622 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6624 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6627 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6628 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6629 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6630 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6631 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6633 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6635 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6637 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6638 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6640 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6642 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6645 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6647 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6648 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6650 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6652 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6654 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6655 referring to it. Fix language.
6657 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6659 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6661 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6663 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6665 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6666 '@var{stream}. Remove stray 'and'.
6668 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6670 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6672 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6674 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6675 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6677 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6678 Fix description of return value.
6679 Rename argument "sz" to "len."
6681 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6682 Clarify meaning of 'true' return value.
6684 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6686 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6687 rep_mode versus mode_rep.
6689 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6691 (TARGET_BUILTIN_DECL): Fix name.
6693 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6695 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6697 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6699 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6701 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6703 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6706 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6707 Rename argument tm_fn to md_fn.
6709 (TARGET_OPTION_PRINT): Fix argument list.
6711 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6714 * config/i386/i386.c (ix86_fixup_binary_operands):
6715 Revert FMA4 fixup of operands.
6717 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6720 * Makefile.in (write_entries_to_file, install-plugin):
6721 Use \012 instead of \n with tr.
6723 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6725 * configure.ac (HAVE_AS_REF): New C macro.
6726 * configure: Regenerate.
6727 * config.in: Likewise.
6728 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6730 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6733 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6735 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6737 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6739 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6741 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6743 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6745 (TARGET_BINDS_LOCAL_P): Fix argument type.
6747 (TARGET_ASM_FILE_END): Use prototype.
6749 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6751 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6753 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6755 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6757 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6758 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6760 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6761 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6763 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6764 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6765 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6766 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6768 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6770 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6772 (TARGET_INIT_BUILTINS): Use prototype.
6774 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6775 Put 'const char *' in braces. Fix parameter types.
6776 (TARGET_INVALID_CONVERSION): Fix parameter types.
6777 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6778 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6780 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6783 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6785 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6787 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6789 * doc/tm.texi (TARGET_HELP): Fix return type.
6791 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6792 in braces. Fix argument types.
6794 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6796 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6798 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6800 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6801 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6803 (TARGET_MANGLE_TYPE): Fix argument types.
6805 (TARGET_IRA_COVER_CLASSES): Use prototype.
6807 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6809 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6811 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6813 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6815 (TARGET_CALLEE_COPIES): Fix argument types.
6817 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6819 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6821 (TARGET_FUNCTION_VALUE): Fix argument types.
6823 (TARGET_RETURN_IN_MSB): Fix argument type.
6825 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6827 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6829 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6831 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6832 agree with return type.
6834 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6836 2010-01-15 Jing Yu <jingyu@google.com>
6838 PR rtl-optimization/42691
6839 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6840 a pseudo to a constant and are merged, and adjust comments.
6842 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6844 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6846 2010-01-15 Richard Guenther <rguenther@suse.de>
6849 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6850 labels of computed or non-local gotos to the destination.
6851 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6852 landing pad label is the first label.
6854 2010-01-15 Richard Guenther <rguenther@suse.de>
6856 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6858 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6861 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6862 to allow generation of the xssqrtdp instruction on power7.
6863 (sqrtdf2_fpr): Ditto.
6865 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6868 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6869 functions with noreturn attribute.
6872 * varasm.c (declare_weak): Add weak attribute to decl if it
6873 doesn't have one already.
6874 (assemble_external): Only add decls to weak_decls if they also
6875 have weak attribute.
6877 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6879 * var-tracking.c (var_reg_delete): Don't delete the association
6880 between REGs and values or one-part variables if the register
6883 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6886 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6887 because its first operand is a non-localized variable.
6889 2010-01-14 Martin Jambor <mjambor@suse.cz>
6891 PR tree-optimization/42706
6892 * tree-sra.c (encountered_recursive_call): New variable.
6893 (encountered_unchangable_recursive_call): Likewise.
6894 (sra_initialize): Initialize both new variables.
6895 (callsite_has_enough_arguments_p): New function.
6896 (scan_function): Call decl and flags check only for IPA-SRA, check
6897 whether there is a recursive call and whether it has enough arguments.
6898 (all_callers_have_enough_arguments_p): New function.
6899 (convert_callers): Look for recursive calls only when
6900 encountered_recursive_call is set.
6901 (ipa_early_sra): Bail out either if
6902 !all_callers_have_enough_arguments_p or
6903 encountered_unchangable_recursive_call.
6905 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6907 * sel-sched.c: Add 2010 to copyright years.
6908 * sel-sched-ir.c: Likewise.
6909 * sel-sched-ir.h: Likewise.
6911 2010-01-14 Martin Jambor <mjambor@suse.cz>
6913 PR tree-optimization/42714
6914 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6915 constructors specially.
6917 2010-01-14 Andi Kleen <ak@linux.intel.com>
6919 * config/i386/drivers-i386.c (detect_caches_intel):
6920 Add l2sizekb parameter and fill in.
6921 (host_detect_local_cpu): Add l2sizekb, fill in.
6922 Add Atom small cache heuristic.
6924 2010-01-14 Andi Kleen <ak@linux.intel.com>
6926 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6927 Add level3 parameter and fill in.
6928 (detect_caches_intel): Handle level3 cache.
6930 2010-01-14 Andi Kleen <ak@linux.intel.com>
6932 * config/i386/drivers-i386.c (host_detect_local_cpu):
6933 Fix core duo detection.
6935 2010-01-14 Andi Kleen <ak@linux.intel.com>
6937 * config/i386/drivers-i386.c (host_detect_local_cpu):
6940 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6942 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6943 (rs6000_variable_issue_1): this. Use...
6944 (rs6000_variable_issue): here. Reimplement. Print debug info.
6946 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6948 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6949 sel_restore_notes. Update all callers. Call reemit_notes
6952 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6954 PR rtl-optimization/42246
6955 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6958 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6960 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6961 all successors is the same as number of successors in current region.
6963 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6965 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6966 to rename is not separable. Otherwise check that its LHS is not NULL.
6968 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6970 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6972 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6974 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6975 available registers when failed to discover LHS register class.
6976 Fix indentation. Update comment.
6978 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6979 Alexander Monakov <amonakov@ispras.ru>
6981 PR rtl-optimization/42389
6982 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6984 (advance_state_on_fence): Likewise.
6985 (sel_target_adjust_priority): Print debug output only when
6986 sched_verbose >= 4, not 2.
6987 (get_expr_cost): Do not issue all unique insns on the next cycle.
6988 (fill_insns): Initialize can_issue_more from the value saved
6990 * sel-sched-ir.c (flist_add): New parameter issue_more.
6991 Init FENCE_ISSUE_MORE with it.
6992 (merge_fences): Likewise.
6993 (init_fences): Update call to flist_add.
6994 (add_to_fences, add_clean_fence_to_fences)
6995 (add_dirty_fence_to_fences): Likewise.
6996 (move_fence_to_fences): Update call to merge_fences.
6997 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6999 * sel-sched-ir.h (struct _fence): New field issue_more.
7000 (FENCE_ISSUE_MORE): New accessor macro.
7002 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7004 PR rtl-optimization/42388
7005 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7006 that have no predecessors nor successors. Do not call move_bb_info
7007 for empty blocks outside of current region.
7009 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7011 PR rtl-optimization/42294
7012 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7013 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7014 originators' originators.
7016 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7018 PR rtl-optimization/39453
7019 PR rtl-optimization/42246
7020 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7022 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7024 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7025 Alexander Monakov <amonakov@ispras.ru>
7028 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7029 (maybe_tidy_empty_bb): ... here. Make static. Add new
7030 argument. Update all callers.
7031 (tidy_control_flow): ... and here. Recompute topological order
7032 of basic blocks in region if necessary.
7033 (sel_redirect_edge_and_branch): Change return type. Return true
7034 if topological order might have been invalidated.
7035 (purge_empty_blocks): Export and move from...
7036 * sel-sched.c (purge_empty_blocks): ... here.
7037 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7038 (maybe_tidy_empty_bb): Delete prototype.
7039 (purge_empty_blocks): Declare.
7041 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7043 PR rtl-optimization/42249
7044 * sel-sched.c (try_replace_dest_reg): When chosen register
7045 and original register is the same, do not bail out early, but
7046 still check all original insns for validity of replacing destination
7047 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7050 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7053 Port from no-undefined-overflow branch:
7054 2009-03-09 Richard Guenther <rguenther@suse.de>
7056 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7058 2010-01-14 Richard Guenther <rguenther@suse.de>
7061 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7063 2010-01-14 Ira Rosen <irar@il.ibm.com>
7065 PR tree-optimization/42709
7066 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7067 as scalar type in creation of constant vector operand.
7069 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7072 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7073 (check-parallel-%): Match `testsuite' directory component only
7076 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7078 PR translation/39521
7079 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7082 2010-01-13 Richard Guenther <rguenther@suse.de>
7084 PR tree-optimization/42730
7085 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7088 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7091 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7092 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7095 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7097 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7098 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7099 ___umulsi3_highpart.
7101 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7102 rather than schedule_insns if the pass is enabled.
7104 2010-01-13 Martin Jambor <mjambor@suse.cz>
7106 PR tree-optimization/42704
7107 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7110 2010-01-13 Martin Jambor <mjambor@suse.cz>
7112 PR tree-optimization/42703
7113 * tree-sra.c (analyze_access_subtree): Check that we can build a
7114 reference to the original data within the aggregate.
7116 2010-01-13 Richard Guenther <rguenther@suse.de>
7118 PR tree-optimization/42705
7119 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7121 2010-01-13 Richard Guenther <rguenther@suse.de>
7124 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7126 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7129 * var-tracking.c (values_to_unmark): New variable.
7130 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7131 values_to_unmark vector. Moved body to...
7132 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7133 instead queue it into values_to_unmark vector.
7134 (vt_find_locations): Free values_to_unmark vector.
7136 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7138 * config/s390/s390.c (override_options): Set
7139 default of max-pending-list-length to 256
7141 2010-01-13 Richard Guenther <rguenther@suse.de>
7144 * tree-pass.h (PROP_gimple_lcx): New.
7145 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7146 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7147 before the final cleanup_eh.
7148 (dump_properties): Dump PROP_gimple_lcx.
7149 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7150 (tree_lower_complex_O0): Remove.
7151 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7152 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7153 tree_lower_complex, schedule TODO_update_ssa.
7154 * lto-streamer-out.c (output_function): Stream the functions
7156 * lto-streamer-in.c (input_function): Likewise.
7157 (lto_read_body): Do not override them here.
7159 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7162 * c-typeck.c (build_c_cast): Fold value cast to union type before
7163 wrapping it in a CONSTRUCTOR.
7165 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7167 PR rtl-optimization/42699
7168 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7171 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7173 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7174 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7175 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7176 SUBTARGET_WARN_UNUSED_SPEC): ... here
7177 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7179 2010-01-12 Julian Brown <julian@codesourcery.com>
7181 * config/arm/neon-schedgen.ml (Utils): Don't try to
7182 open missing module.
7183 (find_with_result): New.
7185 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7188 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7189 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7191 PR tree-optimization/42645
7192 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7193 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7194 decl_map, set processing_debug_stmt to -1 and return name without
7197 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7199 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7200 binutils version, and reword target configuration description.
7202 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7204 * config/avr/avr.h (LINKER_NAME): Remove.
7206 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7209 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7210 that support VSX, warn for -mno-altivec if vsx is not disabled,
7213 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7214 Shujing Zhao <pearly.zhao@oracle.com>
7216 PR translation/42469
7217 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7218 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7219 character between option name and help text.
7220 * c.opt (imultilib): Likewise.
7222 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7224 * lto-streamer-out.c (output_unreferenced_globals): Output static
7227 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7229 PR rtl-optimization/42621
7230 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7231 optimizing for size.
7232 (duplicate_computed_gotos): Remove now-redundant check.
7234 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7237 * configure.ac: Save and restore LDFLAGS and LIBS
7238 * configure: Regenerate.
7240 2010-01-10 Richard Guenther <rguenther@suse.de>
7243 * builtins.c (fold_builtin_strlen): Add type argument and
7244 convert the resulting length to it.
7245 (fold_builtin_1): Adjust.
7247 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7249 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7250 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7252 (num_insns_constant_wide): Adjust for that change.
7254 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7257 * web.c (union_defs): Add used argument, to combine uses of
7259 (entry_register): Adjust type and tests of used argument.
7260 (web_main): Widen used for new use. Pass it to union_defs.
7261 * df.h (union_defs): Adjust prototype.
7263 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7266 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7267 uses in new incoming argument. Free body.
7268 (reset_debug_uses_in_loop): New.
7269 (analyze_insn_to_expand_var): Call the latter if the former found
7270 anything. Fix whitespace. Reject invalid dest overlaps before
7271 going through all insns in the loop.
7273 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7276 * haifa-sched.c (dying_use_p): Debug insns don't count.
7278 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7281 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7282 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7283 (verify_gimple_call): Reject LHS in noreturn calls.
7285 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7289 * tree-vect-loop-manip.c (adjust_info): New type.
7290 (adjust_vec): New pointer to vector.
7291 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7292 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7293 (slpeel_update_phis_for_duplicate_loop): Use them.
7294 (slpeel_update_phi_nodes_for_guard1): Likewise.
7295 (slpeel_update_phi_nodes_for_guard2): Likewise.
7296 (slpeel_tree_peel_loop_to_edge): Likewise.
7297 (vect_update_ivs_after_vectorizer): Likewise.
7299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7301 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7302 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7304 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7306 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7307 bogus uninitialized warning.
7309 2010-01-09 Richard Guenther <rguenther@suse.de>
7312 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7313 the evolution is compatible with the initial condition.
7315 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7317 * gcc.c (process_command): Update copyright notice dates.
7318 * gcov.c (print_version): Likewise.
7319 * gcov-dump.c (print_version): Likewise.
7320 * mips-tfile.c (main): Likewise.
7321 * mips-tdump.c (main): Likewise.
7323 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7326 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7328 (rotlhi3_8): Delete.
7330 (rotlsi3_8): Delete.
7331 (rotlsi3_16): Delete.
7332 (rotlsi3_24): Delete.
7334 (*rotw<mode>3): New.
7335 (*rotb<mode>3): New.
7336 * config/avr/avr.c (avr_rotate_bytes): New function.
7337 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7339 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7342 * configure.ac: Modify -rdynamic check.
7343 * configure: Regenerate.
7345 2010-01-08 DJ Delorie <dj@redhat.com>
7347 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7348 register popping order.
7350 2010-01-08 Richard Guenther <rguenther@suse.de>
7353 * c.opt (fsigned-char): Also let LTO handle this option.
7354 (funsigned-char): Likewise.
7356 2010-01-07 Richard Guenther <rguenther@suse.de>
7358 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7359 (gimple_op): Likewise.
7360 (gimple_op_ptr): Likewise.
7361 (gimple_assign_set_lhs): Remove gcc_assert.
7362 (gimple_assign_set_rhs1): Likewise.
7363 (gimple_assign_set_rhs2): Likewise.
7364 (gimple_call_set_lhs): Likewise.
7365 (gimple_call_set_fn): Likewise.
7366 (gimple_call_set_fndecl): Likewise.
7367 (gimple_call_fndecl): Likewise.
7368 (gimple_call_return_type): Likewise.
7369 (gimple_call_set_chain): Likewise.
7370 (gimple_call_num_args): Likewise.
7371 (gimple_call_set_arg): Likewise.
7372 (gimple_cond_set_code): Likewise.
7373 (gimple_cond_set_lhs): Likewise.
7374 (gimple_cond_set_rhs): Likewise.
7375 (gimple_cond_set_true_label): Likewise.
7376 (gimple_cond_set_false_label): Likewise.
7377 (gimple_label_set_label): Likewise.
7378 (gimple_goto_set_dest): Likewise.
7379 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7380 (gimple_debug_bind_get_value): Likewise.
7381 (gimple_debug_bind_get_value_ptr): Likewise.
7382 (gimple_debug_bind_set_var): Likewise.
7383 (gimple_debug_bind_set_value): Likewise.
7384 (gimple_debug_bind_reset_value): Likewise.
7385 (gimple_debug_bind_has_value_p): Likewise.
7386 (gimple_return_retval_ptr): Remove gcc_assert.
7387 (gimple_return_retval): Likewise.
7388 (gimple_return_set_retval): Likewise.
7389 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7390 (safe_referenced_var_iterator): Remove.
7391 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7392 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7393 (fill_referenced_var_vec): Remove.
7394 (first_readonly_imm_use): Remove redundant gcc_assert.
7395 (phi_arg_index_from_use): Combine gcc_asserts.
7396 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7397 (first_imm_use_stmt): Remove redundant gcc_assert.
7398 * tree-cfg.c (verify_gimple_call): Verify function and chain
7399 operands. Verify arguments.
7400 (verify_types_in_gimple_stmt): Verify condition code and labels.
7402 2010-01-07 Richard Guenther <rguenther@suse.de>
7404 PR tree-optimization/42641
7405 * sese.c (rename_map_elt_info): Use the SSA name version, do
7408 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7410 PR tree-optimization/42625
7411 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7412 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7414 2010-01-07 Duncan Sands <baldrick@free.fr>
7416 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7418 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7421 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7422 note itself is not function_invariant_p.
7424 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7426 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7427 Do not add the DF_NOTE problem.
7428 * store-motion.c (execute_rtl_store_motion): Likewise.
7430 2010-01-07 Martin Jambor <mjambor@suse.cz>
7432 PR tree-optimization/42157
7433 * tree-sra.c (compare_access_positions): Stabilize sort if both
7434 accesses have integer types, return zero immediately if they are the
7437 2010-01-06 Richard Henderson <rth@redhat.com>
7440 * haifa-sched.c (add_to_note_list): Merge into ...
7441 (concat_note_lists): ... here, and ...
7442 (unlink_other_notes, rm_other_notes): Merge into...
7443 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7444 NOTE_INSN_EPILOGUE_BEG.
7446 2010-01-06 Richard Guenther <rguenther@suse.de>
7448 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7449 not inline regular functions into always-inline functions.
7451 2010-01-06 Nick Clifton <nickc@redhat.com>
7453 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7454 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7456 (OVERRIDE_OPTIONS): Delete.
7457 (OPTIMIZATION_OPTIONS): Define.
7458 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7459 * config/rx/rx.c (rx_handle_option): Issue an error message if
7460 -mcpu=rx200 and -fpu are used together.
7461 (rx_set_optimization_options): New function. Issue an error
7462 message if an optimization attribute attempts to reset the FPU/
7463 math optimization pairing.
7464 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7465 * config/rx/rx.opt: Set the default to 32-bit doubles.
7466 * config/rx/t-rx: Add multilibs for -nofpu option.
7467 * doc/invoke.texi: Update documentation of RX options.
7469 2010-01-06 Richard Guenther <rguenther@suse.de>
7471 * tree-ssa-pre.c (name_to_id): New global.
7472 (alloc_expression_id): Simplify SSA name handling.
7473 (lookup_expression_id): Likewise.
7474 (init_pre): Zero name_to_id.
7475 (fini_pre): Free it.
7477 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7479 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7481 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7484 * config/i386/sse.md (smaxv2di3): New.
7485 (umaxv2di3): Likewise.
7486 (sminv2di3): Likewise.
7487 (uminv2di3): Likewise.
7489 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7492 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7493 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7494 (legitimize_tls_address): Likewise.
7495 (sparc_tls_referenced_p): Likewise.
7496 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7497 and adjust calls to legitimize_pic_address.
7498 (legitimate_constant_p) Use sparc_tls_referenced_p.
7499 (legitimate_pic_operand_p): Likewise.
7500 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7501 (sparc_tls_symbol_ref_1): Delete.
7502 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7503 (legitimize_tls_address): Make static, handle CONST patterns.
7504 (legitimize_pic_address): Make static, remove unused parameter and
7505 adjust recursive calls.
7506 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7507 and adjust call to legitimize_pic_address.
7508 (sparc_output_mi_thunk): Likewise.
7510 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7511 H.J. Lu <hongjiu.lu@intel.com>
7514 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7515 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7516 operands to make them signed.
7519 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7522 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7523 GTU to GT for V4SI and V2DI.
7525 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7526 (umin<mode>3): Removed.
7528 (uminv4si3): Likewise.
7530 2010-01-05 Martin Jambor <mjambor@suse.cz>
7532 PR tree-optimization/42462
7533 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7534 current_function_decl to helper functions and macros.
7536 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7539 * flags.h: Don't include real.h.
7540 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7541 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7542 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7543 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7544 * dominance.c: Update copyright.
7545 * gimple.c (walk_gimple_op): Remove inline.
7546 * tree-ssa-reassoc.c: Include real.h.
7547 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7548 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7550 2010-01-05 Nick Clifton <nickc@redhat.com>
7552 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7553 register to push into the stack frame when the accumulator has to
7554 be saved during interrupts.
7556 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7558 * doc/invoke.texi: Remove the documentation about option
7560 * common.opt (Wunreachable-code): Preserved for backward
7562 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7563 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7564 the backward compatibility flag section.
7566 2010-01-05 Richard Guenther <rguenther@suse.de>
7568 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7570 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7573 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7575 PR tree-optimization/42508
7576 * tree-sra.c (convert_callers): Check for recursive call
7577 by comparing cgraph nodes instead of decls.
7578 (modify_function): Call ipa_modify_formal_parameters also
7579 on all same_body aliases.
7581 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7582 cgraph nodes when checking for same_body aliases.
7584 2010-01-05 Richard Guenther <rguenther@suse.de>
7586 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7587 allocation and lookup.
7588 (get_or_alloc_expr_for_constant): Likewise.
7589 (phi_translate): Sink allocation.
7591 2010-01-04 Richard Guenther <rguenther@suse.de>
7593 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7594 a new entry only if needed.
7595 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7596 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7598 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7600 (phi_translate): Handle CONSTANTs early.
7602 2010-01-04 Martin Jambor <mjambor@suse.cz>
7604 PR tree-optimization/42398
7605 * tree-sra.c (struct access): Removed flag grp_different_types.
7606 (dump_access): Do not dump the removed flag.
7607 (sort_and_splice_var_accesses): Do not set the removed flag.
7608 (sra_modify_expr): Check for type compatibility directly.
7610 2010-01-04 Martin Jambor <mjambor@suse.cz>
7612 PR tree-optimization/42366
7613 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7614 edges with variable number of parameters.
7615 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7616 flag instead of asserting it.
7617 (ipa_read_node_info): Read uses_analysis_done flag.
7619 2010-01-04 Richard Guenther <rguenther@suse.de>
7621 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7622 iterative_hash_* as intended.
7623 (vn_reference_compute_hash): Likewise. Simplify hashing
7625 (vn_reference_lookup_2): Likewise.
7626 (vn_nary_op_compute_hash): Likewise.
7627 (vn_phi_compute_hash): Likewise.
7628 (expressions_equal_p): Remove strange code.
7629 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7630 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7631 (bitmap_insert_into_set_1): Take value-id as parameter.
7632 (add_to_value): Pass it.
7633 (bitmap_insert_into_set): Likewise.
7634 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7636 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7639 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7640 (do_self_spec): For switches with SWITCH_IGNORE set set also
7641 SWITCH_IGNORE_PERMANENTLY.
7642 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7645 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7647 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7648 tree of an unreferenced global var.
7650 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7653 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7654 GTU to GT for V4SI and V2DI.
7656 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7657 (umin<mode>3): Removed.
7659 (uminv4si3): Likewise.
7661 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7664 * collect2.c (main): Turn on trace in collect2 if -v is passed
7667 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7669 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7670 description of expression operand.
7672 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7674 * configure.ac: Add install-html to target_list for Make-hooks.
7675 * configure: Regenerate.
7676 * fortran/Make-lang.in (F95_HTMLFILES): New.
7677 (fortran.html): Use it.
7678 (fortran.install-html): New.
7679 * Makefile.in (install-html): Add lang.install-html.
7680 * java/Make-lang.in (JAVA_HTMLFILES): New.
7681 (java.html): Use it.
7682 (java.install-html): New.
7683 * objc/Make-lang.in (objc.install-html): New.
7684 * objcp/Make-lang.in (obj-c++.install-html): New.
7685 * cp/Make-lang.in (c++.install-html): New.
7686 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7687 * lto/Make-lang.in (lto.install-html): New.
7689 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7692 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7694 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7696 PR rtl-optimization/41862
7697 * store-motion.c (store_killed_in_insn, compute_store_table,
7698 remove_reachable_equiv_notes, replace_store_insn,
7699 build_store_vectors): Ignore all DEBUG_INSNs.
7701 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7704 * common.opt: Add dumpdir.
7706 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7708 (option_map): Add --dumpdir.
7710 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7712 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7714 * opts.c (decode_options): Try dump_dir_name first if
7715 dump_base_name isn't an absolute path.
7716 (common_handle_option): Handle OPT_dumpdir.
7718 * toplev.c (dump_dir_name): New.
7719 (print_switch_values): Also ignore -dumpdir.
7721 * toplev.h (dump_dir_name): New.
7723 2010-01-03 Richard Guenther <rguenther@suse.de>
7725 PR tree-optimization/42589
7726 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7727 double-word expansion of bswap32.
7729 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7731 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7732 with BLOCK_FOR_INSN.
7733 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7734 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7735 noce_process_if_block): Likewise.
7736 * gcse.c (compute_local_properties, insert_expr_in_table,
7737 insert_set_in_table, canon_list_insert, find_avail_set,
7738 pre_insert_copy_insn): Likewise.
7740 * basic-block.h (BLOCK_NUM): Move from here...
7741 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7743 2010-01-03 Richard Guenther <rguenther@suse.de>
7745 PR tree-optimization/42438
7746 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7747 contains_may_not_return_call flag.
7748 (BB_MAY_NOTRETURN): New.
7749 (valid_in_sets): Trapping nary operations are not valid
7750 in blocks that may not return.
7751 (insert_into_preds_of_block): Remove check for trapping expressions.
7752 (compute_avail): Compute also BB_MAY_NOTRETURN.
7754 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7756 * doc/invoke.texi: Add 2010 to copyright years.
7758 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7760 * config/sparc/sparc.c: Fix formatting nits.
7762 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7763 Alexander Monakov <amonakov@ispras.ru>
7765 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7767 2010-01-02 Richard Guenther <rguenther@suse.de>
7770 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7771 (simplify_switch_using_ranges): Mark to be removed edges
7774 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7776 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7778 * collect2.c (scan_libraries): Add missing argument in call to
7781 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7784 * config/alpha/predicates.md (aligned_memory_operand): Return false
7786 (unaligned_memory_operand): Return true for CQImode.
7787 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7788 doesn not cross aligned SImode word boundary.
7790 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7792 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7794 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7795 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7797 2010-01-02 Richard Guenther <rguenther@suse.de>
7800 * toplev.c (compile_file): Emit LTO marker properly. Change
7802 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7804 2010-01-01 Richard Guenther <rguenther@suse.de>
7807 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7809 2010-01-01 Richard Guenther <rguenther@suse.de>
7812 * c-decl.c (grokdeclarator): For zero-size arrays force
7813 structural equality checks as layout_type does.
7815 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7817 * builtins.c: Update copyright to 2010.
7819 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7822 * lto-streamer-out.c (produce_asm): Revert the last change.
7823 (copy_function): Likewise.
7825 * lto-streamer.c (lto_get_section_name): Skip any leading
7828 2010-01-01 Richard Guenther <rguenther@suse.de>
7831 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7835 Copyright (C) 2010 Free Software Foundation, Inc.
7837 Copying and distribution of this file, with or without modification,
7838 are permitted in any medium without royalty provided the copyright
7839 notice and this notice are preserved.