1 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
4 * plugin.h (flag_plugin_added): Moved out of
5 invoke_plugin_callbacks.
7 2010-04-29 Richard Guenther <rguenther@suse.de>
10 * plugin.h (invoke_plugin_callbacks): Annotate arguments
11 with ATTRIBUTE_UNUSED.
13 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
16 * config/i386/i386.c (get_some_local_dynamic_name): Replace
17 INSN_P with NONDEBUG_INSN_P.
18 (distance_non_agu_define): Likewise.
19 (distance_agu_use): Likewise.
21 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
23 From Dominique d'Humieres <dominiq@lps.ens.fr>
25 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
28 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
30 * plugin.h (invoke_plugin_callbacks): New inline function.
31 * plugin.c (flag_plugin_added): New global flag.
32 (add_new_plugin): Initialize above flag.
33 (invoke_plugin_callbacks): Rename to ...
34 (invoke_plugin_callbacks_full): ... this.
36 2010-04-28 Jan Hubicka <jh@suse.cz>
38 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
39 (lto_varpool_replace_node): New.
40 (lto_symtab_resolve_symbols): Resolve varpool nodes.
41 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
42 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
43 * cgraph.h (varpool_node_ptr): New type.
44 (varpool_node_ptr): New vector.
45 (varpool_node_set_def): New structure.
46 (varpool_node_set): New type.
47 (varpool_node_set): New vector.
48 (varpool_node_set_element_def): New structure.
49 (varpool_node_set_element, const_varpool_node_set_element): New types.
50 (varpool_node_set_iterator): New type.
51 (varpool_node): Add prev pointers, add used_from_other_partition,
53 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
54 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
55 varpool_get_node, varpool_remove_node): Declare.
56 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
57 varpool_node_set_size): New inlines.
58 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
59 * tree-pass.h (varpool_node_set_def): Forward declare.
60 (ipa_opt_pass_d): Summary writting takes vnode sets too.
61 (ipa_write_optimization_summaries): Update prototype.
62 * ipa-cp.c (ipcp_write_summary): Update.
63 * ipa-reference.c (ipa_reference_write_summary): Update.
64 * lto-cgraph.c (lto_output_varpool_node): New static function.
65 (output_varpool): New function.
66 (input_varpool_node): New static function.
67 (input_varpool_1): New function.
68 (input_cgraph): Input varpool.
69 * ipa-pure-const.c (pure_const_write_summary): Update.
70 * lto-streamer-out.c (lto_output): Update, output varpool too.
71 (write_global_stream): Kill WPA hack.
72 (produce_asm_for_decls): Update.
73 (output_alias_pair_p): Handle variables.
74 (output_unreferenced_globals): Output only needed partition of varpool.
75 * ipa-inline.c (inline_write_summary): Update.
76 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
77 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
78 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
79 varpool_node_set_new, varpool_node_set_add,
80 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
81 debug_varpool_node_set): New functions.
82 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
83 (execute_one_pass): Process new decls too.
84 (ipa_write_summaries_2): Pass around vsets.
85 (ipa_write_summaries_1): Likewise.
86 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
88 (ipa_write_optimization_summaries_1): Pass around vsets.
89 (ipa_write_optimization_summaries): Likewise.
90 * varpool.c (varpool_get_node): New.
91 (varpool_node): Update doubly linked lists.
92 (varpool_remove_node): New.
93 (dump_varpool_node): More dumping.
94 (varpool_enqueue_needed_node): Update doubly linked lists.
95 (decide_is_variable_needed): Kill ltrans hack.
96 (varpool_finalize_decl): Kill lto hack.
97 (varpool_assemble_decl): Skip decls in other partitions.
98 (varpool_assemble_pending_decls): Update doubly linkes lists.
99 (varpool_empty_needed_queue): Likewise.
100 (varpool_extra_name_alias): Likewise.
101 * lto-streamer.c (lto_get_section_name): Add vars section.
102 * lto-streamer.h (lto_section_type): Update.
103 (output_varpool, input_varpool): Declare.
105 2010-04-28 Mike Stump <mikestump@comcast.net>
107 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
109 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
111 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
112 record or union type with RECORD_OR_UNION_TYPE_P predicate.
113 (lto_input_ts_type_tree_pointers): Likewise.
114 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
115 (lto_output_ts_type_tree_pointers): Likewise.
117 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
119 Uniquization of constants at the Tree level
120 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
121 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
123 (tree_output_constant_def): Declare.
124 * gimplify.c (gimplify_init_constructor): When using block copy, first
125 uniquize the constant constructor on the RHS.
126 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
127 DECL_IN_CONSTANT_POOL flag.
128 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
129 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
131 (assemble_variable): Deal with symbols belonging to the tree constant
133 (get_constant_section): Add ALIGN parameter and simplify.
134 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
135 (assemble_constant_contents): Use the expression of the VAR_DECL.
136 (output_constant_def_contents): Use the alignment of the VAR_DECL.
137 (tree_output_constant_def): New global function.
138 (mark_constant): Use the expression of the VAR_DECL.
139 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
141 (output_object_block): Likewise and assemble the expression.
143 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
145 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
146 hash_tree, eq_tree): New tree hash table.
147 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
148 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
149 lto_orig_address_remove): Reimplement.
151 2010-04-28 Xinliang David Li <davidxl@google.com>
154 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
155 (compute_uninit_opnds_pos): New function.
156 (is_non_loop_exit_postdominating): New function.
157 (compute_control_dep_chain): New function.
158 (find_pdom): New function.
159 (convert_control_dep_chain_into_preds): New function.
160 (find_predicates): New function.
161 (find_control_equiv_block): New function.
162 (collect_phi_def_edges): New function.
163 (find_def_preds): New function.
164 (find_dom): New function.
165 (dump_predicates): New function.
166 (get_cmp_code): New function.
167 (is_value_included_in): New function.
168 (find_matching_predicate_in_rest_chains): New function.
169 (use_pred_not_overlap_with_undef_path_pred): New function.
170 (is_use_properly_guarded): New function.
171 (normalize_cond_1): New function.
172 (is_and_or_or): New function.
173 (normalize_cond): New function.
174 (is_gcond_subset_of): New function.
175 (is_subset_of_any): New function.
176 (is_or_set_subset_of): New function.
177 (is_and_set_subset_of): New function.
178 (is_norm_cond_subset_of): New function.
179 (is_pred_expr_subset_of): New function.
180 (is_pred_chain_subset_of): New function.
181 (is_included_in): New function.
182 (is_superset_of): New function.
183 (find_uninit_use): New function.
184 (warn_uninitialized_phi): New function.
185 (compute_possibly_undefined_names): New function.
186 (ssa_undefined_value_p): New function.
187 (execute_late_warn_uninitialized): New function.
188 * tree-ssa.c (ssa_undefined_value_p): Removed.
189 (warn_uninit): Changed to extern.
190 (warn_uninitialized_phi): Removed.
191 (warn_uninitialized_vars): Changed to extern.
192 (execute_late_warn_uninitialized): Removed
193 * tree-flow.h: Add new prototypes.
194 * timevar.def: Add new time variable.
195 * Makefile.in: Add new build file.
197 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
199 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
202 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
205 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
207 2010-04-28 Martin Jambor <mjambor@suse.cz>
209 * cgraph.h (struct cgraph_node): New field indirect_calls.
210 (struct cgraph_indirect_call_info): New type.
211 (struct cgraph_edge): Removed field indirect_call. New fields
212 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
213 (cgraph_create_indirect_edge): Declare.
214 (cgraph_make_edge_direct): Likewise.
215 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
216 * ipa-prop.h (struct ipa_param_call_note): Removed.
217 (struct ipa_node_params): Removed field param_calls.
218 (ipa_create_all_structures_for_iinln): Declare.
219 * cgraph.c: Described indirect edges and uids in initial comment.
220 (cgraph_add_edge_to_call_site_hash): New function.
221 (cgraph_edge): Search also among the indirect edges, use
222 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
223 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
224 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
226 (initialize_inline_failed): Assign a reason to indirect edges.
227 (cgraph_create_edge_1): New function.
228 (cgraph_create_edge): Moved some functionality to
229 cgraph_create_edge_1.
230 (cgraph_create_indirect_edge): New function.
231 (cgraph_edge_remove_callee): Add an assert checking for
233 (cgraph_edge_remove_caller): Special-case indirect edges.
234 (cgraph_remove_edge): Likewise.
235 (cgraph_set_edge_callee): New function.
236 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
237 (cgraph_make_edge_direct): New function.
238 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
239 the declaration of the call statement matches.
240 (cgraph_node_remove_callees): Special-case indirect edges.
241 (cgraph_clone_edge): Likewise.
242 (cgraph_clone_node): Clone also the indirect edges.
243 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
244 indirect_call, dump count of indirect_calls edges.
245 * ipa-prop.c (iinlining_processed_edges): New variable.
246 (ipa_note_param_call): Create indirect edges instead of
247 creating notes. New parameter node.
248 (ipa_analyze_call_uses): New parameter node, pass it on to
250 (ipa_analyze_stmt_uses): Likewise.
251 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
252 (print_edge_addition_message): Work on edges rather than on notes.
253 (update_call_notes_after_inlining): Likewise, renamed to
254 update_indirect_edges_after_inlining.
255 (ipa_create_all_structures_for_iinln): New function.
256 (ipa_free_node_params_substructures): Do not free notes.
257 (ipa_edge_duplication_hook): Propagate bits within
258 iinlining_processed_edges bitmap.
259 (ipa_node_duplication_hook): Do not duplicate notes.
260 (free_all_ipa_structures_after_ipa_cp): Renamed to
261 ipa_free_all_structures_after_ipa_cp.
262 (free_all_ipa_structures_after_iinln): Renamed to
263 ipa_free_all_structures_after_iinln.g
264 (ipa_write_param_call_note): Removed.
265 (ipa_read_param_call_note): Removed.
266 (ipa_write_indirect_edge_info): New function.
267 (ipa_read_indirect_edge_info): Likewise.
268 (ipa_write_node_info): Do not stream notes, do stream information
270 (ipa_read_node_info): Likewise.
271 (lto_ipa_fixup_call_notes): Removed.
272 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
273 * ipa-inline.c (pass_ipa_inline): Likewise.
274 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
275 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
276 * tree-inline.c (copy_bb): Removed an unnecessary double check for
278 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
280 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
281 (output_cgraph): Stream also indirect edges.
282 (lto_output_edge): Added capability to stream indirect edges.
283 (input_edge): Likewise.
284 (input_cgraph_1): Likewise.
285 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
288 2010-04-28 Richard Guenther <rguenther@suse.de>
290 PR tree-optimization/43879
291 PR tree-optimization/43909
292 * tree-ssa-structalias.c (struct variable_info): Add
293 only_restrict_pointers flag.
294 (new_var_info): Initialize it. Increment stats.total_vars here.
295 (create_function_info_for): Do not increment stats.total_vars
297 (get_function_part_constraint): Fix build with C++.
298 (insert_into_field_list): Remove.
299 (push_fields_onto_fieldstack): Properly merge fields.
300 (create_variable_info_for): Split and simplify.
301 (create_variable_info_for_1): New piece.
302 (intra_create_variable_infos): Properly make restrict constraints
305 2010-04-28 Richard Guenther <rguenther@suse.de>
308 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
311 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
312 Jan Hubicka <hubicka@ucw.cz>
314 * doc/invoke.texi (-Wsuggest-attribute=const,
315 -Wsuggest-attribute=pure): Document.
316 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
317 (function_always_visible_to_compiler_p,
318 suggest_attribute, warn_function_pure, warn_function_const):
320 (check_call): Improve debug info.
321 (analyze_function): Do not check availability.
322 (add_new_function): Check availability.
323 (propagate): Output warnings.
324 (skip_function_for_local_pure_const): New function.
325 (local_pure_const): Use it; output warnings.
326 * common.opt (Wsuggest-attribute=const,
327 Wsuggest-attribute=pure): New.
329 2010-04-27 Jakub Jelinek <jakub@redhat.com>
331 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
332 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
333 or DW_CFA_def_cfa_offset{,_sf}.
335 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
337 * tree.h: Fix truncated long macros.
339 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
341 * collect2.c (TARGET_64BIT): Redefine to target's default.
343 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
344 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
345 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
346 for underscoring __USER_LABEL_PREFIX__.
347 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
348 (SUB_LINK_ENTRY32): New.
349 (SUB_LINK_ENTRY64): New.
350 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
351 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
352 (SUB_LINK_ENTRY64): New.
353 (SUB_LINK_ENTRY): New.
354 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
355 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
356 x64 target is choosen.
357 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
358 * configure: Regenerated.
359 * configure.ac (leading-mingw64-underscores): Option added.
361 2010-04-27 Jan Hubicka <jh@suse.cz>
363 * doc/invoke.texi (-fipa-profile): Document.
364 * opts.c (decode_options): Enable ipa-profile at -O1.
365 * timevar.def (TV_IPA_PROFILE): Define.
366 * common.opt (fipa-profile): Add.
367 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
369 (cgraph_propagate_frequency): Handle only local ones.
370 * tree-pass.h (pass_ipa_profile): Declare.
371 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
372 (pass_ipa_profile): Use TV_IPA_PROFILE.
373 * ipa.c (ipa_profile): New function.
374 (gate_ipa_profile): Likewise.
375 (pass_ipa_profile): New global variable.
376 * passes.c (pass_ipa_profile): New.
378 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
380 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
382 2010-04-27 Martin Jambor <mjambor@suse.cz>
385 * ipa.c (dissolve_same_comdat_group_list): New function.
386 (function_and_variable_visibility): Call
387 dissolve_same_comdat_group_list when comdat group contains external or
389 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
390 lists are circular and that they contain only DECL_ONE_ONLY nodes.
392 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
394 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
395 (const_hash_1) <VECTOR_CST>: New case.
396 (compare_constant) <VECTOR_CST>: Likewise.
397 <ADDR_EXPR>: Deal with LABEL_REFs.
398 (copy_constant) <VECTOR_CST>: New case.
400 2010-04-27 Jan Hubicka <jh@suse.cz>
402 * cgraph.c (cgraph_propagate_frequency): New function.
403 * cgraph.h (cgraph_propagate_frequency): Declare.
404 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
405 cgraph_propagate_frequency.
407 2010-04-27 Jakub Jelinek <jakub@redhat.com>
409 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
411 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
414 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
415 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
416 here to determine which regs to push and how much stack to reserve.
418 2010-04-27 Jie Zhang <jie@codesourcery.com>
420 * doc/gimple.texi (gimple_statement_with_ops): Remove
421 addresses_taken field.
422 (gimple_statement_with_memory_ops): Likewise.
424 2010-04-27 Jan Hubicka <jh@suse.cz>
426 * tree-inline.c (eni_inlining_weights): Remove.
427 (estimate_num_insns): Special case more builtins.
429 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
432 * c-typeck.c (build_binary_op): Move forward check for comparison
433 pointer with null pointer constant and adjust the diagnostic message.
435 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
438 * configure.ac (gcc_cv_as_section_has_align): Set if installed
439 binutils supports extended .section directive needed by LTO, or
440 warn if older binutils found.
441 (LTO_BINARY_READER): New AC_SUBST'd variable.
442 (LTO_USE_LIBELF): Likewise.
443 * gcc/config.gcc (lto_binary_reader): New target-specific configure
445 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
446 (LTO_USE_LIBELF): Likewise.
447 * configure: Regenerate.
449 * collect2.c (is_elf): Rename from this ...
450 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
451 object files in addition to ELF-formatted ones.
452 (scan_prog_file): Caller updated. Also allow for LTO info marker
453 symbol to be prefixed or not by an extra underscore.
455 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
456 * config/i386/winnt.c: Also #include lto-streamer.h
457 (i386_pe_asm_named_section): Specify 1-byte section alignment for
459 (i386_pe_asm_output_aligned_decl_common): Add comment.
460 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
462 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
465 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
466 Add missing earlyclobber for second alternative.
468 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
470 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
471 bits for artificial defs at the top of the block.
472 * fwprop.c (single_def_use_enter_block): Don't call it.
474 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
477 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
478 instead of "$gcc_cv_objdump -T".
479 Use "-undefined dynamic_lookup" on darwin.
480 * gcc/configure: Regenerate.
482 2010-04-26 Jakub Jelinek <jakub@redhat.com>
485 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
487 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
489 * c-parser.c (struct c_token): Move location field up.
490 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
491 (struct c_declspecs): Convert typespec_word, storage_class, and
492 default_int_p into bitfields.
493 (struct c_declarator): Move loc field up.
495 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
497 * cfgloop.h (struct loop): Move can_be_parallel field up.
498 * ipa-prop.h (struct ip_node_params): Move bitfields up.
499 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
501 (struct iv_cand): Convert pos field into a bitfield.
502 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
504 (struct _stmt_vec_info): Shuffle fields for better packing.
506 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
508 * varasm.c (IN_NAMED_SECTION): Remove guard.
509 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
510 (IN_NAMED_SECTION_P): ...this.
511 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
512 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
514 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
516 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
517 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
518 of shadowing it. Fix comments.
520 2010-04-26 Jan Hubicka <jh@suse.cz>
522 * cgraph.c (cgraph_create_node): Set node frequency to normal.
523 (cgraph_clone_node): Copy function frequency.
524 * cgraph.h (node_frequency): New enum
525 (struct cgraph_node): Add.
526 * final.c (rest_of_clean_state): Update.
527 * lto-cgraph.c (lto_output_node): Output node frequency.
528 (input_overwrite_node): Input node frequency.
529 * tre-ssa-loop-ivopts (computation_cost): Update.
530 * lto-streamer-out.c (output_function): Do not output function
532 * predict.c (maybe_hot_frequency_p): Update and handle functions
534 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
536 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
537 (compute_function_frequency): Set noreturn functions to be executed
539 (choose_function_section): Update.
540 * lto-streamer-in.c (input_function): Do not input function frequency.
541 * function.c (allocate_struct_function): Do not initialize function
543 * function.h (function_frequency): Remove.
544 (struct function): Remove function frequency.
545 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
546 (try_update): Update.
547 * tree-inline.c (initialize_cfun): Do not update function frequency.
548 * passes.c (pass_init_dump_file): Update.
549 * i386.c (ix86_compute_frame_layout): Update.
550 (ix86_pad_returns): Update.
552 2010-04-26 Jie Zhang <jie@codesourcery.com>
554 PR tree-optimization/43833
555 * tree-vrp.c (range_int_cst_p): New.
556 (range_int_cst_singleton_p): New.
557 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
558 when both operands are constants. Use range_int_cst_p in
561 2010-04-26 Jan Hubicka <jh@suse.cz>
563 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
565 2010-04-26 Richard Guenther <rguenther@suse.de>
568 * gimple.c (gimple_decl_printable_name): Deal gracefully
569 with a NULL DECL_NAME.
571 2010-04-26 Richard Guenther <rguenther@suse.de>
574 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
575 if emitting debug information and it is either a function
578 2010-04-26 Ira Rosen <irar@il.ibm.com>
580 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
581 determine if the statement is vectorizable, and a macro to access it.
582 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
583 Skip statements that can't be vectorized. If the analysis fails,
584 mark the statement as unvectorizable if vectorizing basic block.
585 (vect_compute_data_refs_alignment): Likewise.
586 (vect_verify_datarefs_alignment): Skip statements marked as
587 unvectorizable. Add print.
588 (vect_analyze_group_access): Skip statements that can't be
589 vectorized. If the analysis fails, mark the statement as
590 unvectorizable if vectorizing basic block.
591 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
592 * tree-vect-stmts.c (vectorizable_store): Fix the number of
593 generated stmts for SLP.
594 (new_stmt_vec_info): Initialize the new field.
595 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
596 statements marked as unvectorizable.
598 2010-04-25 Joseph Myers <joseph@codesourcery.com>
600 * c-common.c (flag_isoc1x): New.
601 (flag_isoc99): Update comment.
602 * c-common.h (flag_isoc1x): New.
603 (flag_isoc99): Update comment.
604 * c-cppbuiltin.c (builtin_define_float_constants): Also define
605 __<type>_DECIMAL_DIG__.
606 * c-opts.c (set_std_c1x): New.
607 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
608 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
609 * c.opt (-std=c1x, -std=gnu1x): New options.
610 * doc/cpp.texi: Mention -std=c1x.
611 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
612 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
613 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
614 * doc/standards.texi: Mention C1X.
615 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
616 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
617 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
620 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
622 * config/i386/gmon-sol2.c (_mcleanup): Change format string
623 placeholder from 0x%x to %#x.
624 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
625 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
626 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
627 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
628 * config/i386/i386.c (ix86_target_string): Ditto.
629 (output_pic_addr_const): Ditto.
630 (print_operand): Ditto.
632 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
634 * combine.c (find_split_point): Add third argument. Use it
635 to find nested multiply-accumulate instructions. Adjust calls.
636 (try_combine): Adjust call to find_split_point.
638 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
640 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
642 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
644 PR tree-optimization/41442
645 * fold-const.c (merge_truthop_with_opposite_arm): New function.
646 (fold_binary_loc): Call it.
648 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
650 * toplev.c (general_init): Set default for fdiagnostics-show-option.
651 * opts.c (common_handle_option): Allow disabling it.
652 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
654 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
656 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
657 between modes if both types are integral.
659 2010-04-23 Richard Guenther <rguenther@suse.de>
661 PR tree-optimization/43572
662 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
664 2010-04-23 Richard Guenther <rguenther@suse.de>
667 * tree-inline.c (tree_can_inline_p): Also check compatibility
670 2010-04-23 Martin Jambor <mjambor@suse.cz>
672 PR tree-optimization/43846
673 * tree-sra.c (struct access): New flag grp_assignment_read.
674 (build_accesses_from_assign): Set grp_assignment_read.
675 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
676 (enum mark_read_status): New type.
677 (analyze_access_subtree): Propagate grp_assignment_read, create
678 accesses also if both direct_read and root->grp_assignment_read.
680 2010-04-23 Martin Jambor <mjambor@suse.cz>
683 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
684 function does not have type attributes.
686 2010-04-23 Richard Guenther <rguenther@suse.de>
689 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
692 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
694 * sese.h (create_if_region_on_edge): Remove.
696 * sese.c (create_if_region_on_edge): Make static.
698 * tree-inline.c: Do not include ggc.h.
700 * expr.c: Do not include ggc.h.
702 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
705 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
708 * config/sh/sh.c (find_barrier): Don't emit a constant pool
709 in the middle of insns for casesi_worker_2.
711 2010-04-22 David Edelsohn <edelsohn@gnu.org>
713 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
715 2010-04-22 Ira Rosen <irar@il.ibm.com>
717 PR tree-optimization/43842
718 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
719 loop unrolling in update of exit phis. Fix comment.
720 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
721 least two reduction statements in the loop before starting SLP
724 2010-04-22 Nick Clifton <nickc@redhat.com>
726 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
728 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
730 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
733 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
735 * tree-parloops.c (loop_parallel_p): New argument
736 parloop_obstack. Pass it down.
737 (parallelize_loops): New variable parloop_obstack. Initialize it,
738 pass it down, free it.
740 * tree-loop-linear.c (linear_transform_loops): Pass down
743 * tree-data-ref.h (lambda_compute_access_matrices): New argument
744 of type struct obstack *.
746 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
747 scratch_obstack. Initialize it, pass down, free it.
749 * lambda.h (lambda_loop_new): Remove.
750 (lambda_matrix_new, lambda_matrix_inverse)
751 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
752 argument of type struct obstack *.
754 * lambda-trans.c (lambda_trans_matrix_new): New argument
755 lambda_obstack. Pass it down, use obstack allocation for ret.
756 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
759 * lambda-mat.c (lambda_matrix_get_column)
760 (lambda_matrix_project_to_null): Remove.
761 (lambda_matrix_new): New argument lambda_obstack. Use obstack
763 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
766 * lambda-code.c (lambda_loop_new): New function.
767 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
768 (lambda_compute_auxillary_space, lambda_compute_target_space)
769 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
770 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
771 (build_access_matrix): New argument lambda_obstack. Use obstack
773 (lambda_compute_step_signs, lambda_compute_access_matrices): New
774 argument lambda_obstack. Pass it down.
776 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
778 * optabs.h (expand_widening_mult): Declare.
780 2010-04-22 Richard Guenther <rguenther@suse.de>
782 PR tree-optimization/43845
783 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
784 lookup the CALL_EXPR function and arguments.
786 2010-04-22 Nick Clifton <nickc@redhat.com>
788 * config/stormy16/stormy16.c
789 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
790 * config/stormy16/stormy16.h: Tidy up formatting.
791 (DONT_USE_BUILTIN_SETJMP): Remove definition.
792 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
793 (ineqbranchsi): Delete pattern.
794 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
795 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
796 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
797 stormy16-lib2-ucmpsi2.c.
799 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
801 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
802 df_simulate_find_noclobber_defs as appropriate. Keep track of an
803 extra set merge_set_noclobber, and use it to relax the final test
805 * df.h (df_simulate_find_noclobber_defs): Declare.
806 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
808 (df_simulate_find_noclobber_defs): New function.
810 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/i386.md: Use {} around multi-line preparation statements.
814 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
816 * c-tree.h (push_init_level, pop_init_level, set_init_index)
817 (process_init_element): New argument of type struct obstack *.
819 * c-typeck.c (push_init_level, pop_init_level, set_designator)
820 (set_init_index, set_init_label, set_nonincremental_init)
821 (set_nonincremental_init_from_string, find_init_member)
822 (output_init_element, output_pending_init_elements)
823 (process_init_element): New argument braced_init_obstack. Pass it
825 (push_range_stack, add_pending_init): New argument
826 braced_init_obstack. Use obstack allocation.
828 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
829 braced_init_obstack. Pass it down.
830 (c_parser_braced_init): New variables ret, braced_init_obstack.
831 Initialize obstack, pass it down and finally free it.
833 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
836 * tree-pass.h (pass_optimize_widening_mul): Declare.
837 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
838 gate_optimize_widening_mul): New static functions.
839 (pass_optimize_widening_mul): New.
840 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
841 <case MULT_EXPR>: Remove support for widening multiplies.
842 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
843 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
844 simplify_gen_unary rather than directly building extensions.
845 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
847 * expmed.c (expand_widening_mult): New function.
848 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
850 2010-04-21 Jan Hubicka <jh@suse.cz>
852 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
853 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
854 * lto-wpa-fixup.c: Remove.
855 * Makefile.in (lto-wpa-fixup.o): Remove.
856 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
857 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
858 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
860 2010-04-21 Jan Hubicka <jh@suse.cz>
862 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
863 add write_optimization_summary, read_optimization_summary.
864 (ipa_write_summaries_of_cgraph_node_set): Remove.
865 (ipa_write_optimization_summaries): Declare.
866 (ipa_read_optimization_summaries): Declare.
867 * ipa-cp.c (pass_ipa_cp): Update.
868 * ipa-reference.c (pass_ipa_reference): Update.
869 * ipa-pure-const.c (pass_ipa_pure_const): Update.
870 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
872 * ipa-inline.c (pass_ipa_inline): Update.
873 * ipa.c (pass_ipa_whole_program): Update.
874 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
875 * passes.c (ipa_write_summaries_1): Do not test wpa.
876 (ipa_write_optimization_summaries_1): New.
877 (ipa_write_optimization_summaries): New.
878 (ipa_read_summaries): Do not test ltrans.
879 (ipa_read_optimization_summaries_1): New.
880 (ipa_read_optimization_summaries): New.
882 2010-04-21 Jan Hubicka <jh@suse.cz>
884 * lto-cgraph.c (lto_output_node): Do not output comdat groups
886 (output_cgraph): Do not arrange comdat groups for boundary nodes.
888 2010-04-21 Jakub Jelinek <jakub@redhat.com>
891 * dwarf2out.c (add_name_and_src_coords_attributes): Add
892 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
894 2010-04-21 Jan Hubicka <jh@suse.cz>
896 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
898 2010-04-21 Jan Hubicka <jh@suse.cz>
900 * varpool.c (decide_is_variable_needed): Variable is always needed
903 2010-04-21 Jan Hubicka <jh@suse.cz>
905 * opts.c (decode_options): Enable pure-const pass for whopr.
907 2010-04-21 Jan Hubicka <jh@suse.cz>
909 * cgraph.c (dump_cgraph_node): Dump also assembler name.
910 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
912 (cgraph_decide_inlining): Do not expect callee to be removed in all
915 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
917 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
919 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
921 * config/i386/i386.md (x86_shrd): Add athlon_decode and
922 amdfam10_decode attributes.
924 2010-04-21 Jakub Jelinek <jakub@redhat.com>
927 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
928 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
929 (lower_copyprivate_clauses): Use private var in outer
930 context instead of original var. Make sure the types
931 are correct for VLAs.
933 2010-04-21 Richard Guenther <rguenther@suse.de>
935 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
936 to non-pointer objects.
938 2010-04-21 Jakub Jelinek <jakub@redhat.com>
940 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
941 last chain entry if it starts with the still current label.
942 (add_location_or_const_value_attribute): Check that
943 loc_list->first->next is NULL instead of comparing ->first with ->last.
944 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
945 to add_var_loc_to_decl.
947 * dwarf2out.c (output_call_frame_info): For dw_cie_version
948 >= 4 add also address size and segment size fields into CIE header.
950 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
951 long as address size is the same as sizeof (void *) and
953 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
954 address size or segment size is unexpected, return DW_EH_PE_omit.
955 (classify_object_over_fdes): If get_cie_encoding returned
956 DW_EH_PE_omit, return -1.
957 (init_object): If classify_object_over_fdes returned -1,
958 pretend there were no FDEs at all.
960 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
962 * config/i386/i386.md (bswap<mode>2): Macroize expander from
963 bswap{si,di}2 using SWI48 mode iterator.
964 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
965 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
966 set modrm attribute of bswap insn to 0 and remove length attribute.
967 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
968 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
969 set mode attribute to <MODE> and remove length attribute.
971 2010-04-20 James E. Wilson <wilson@codesourcery.com>
973 PR rtl-optimization/43520
974 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
975 zero available registers.
977 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
979 * builtins.c (fold_builtin_cproj): Fold more cases.
981 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
983 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
984 (fold_builtin_1): Fold builtin cproj.
985 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
986 Use ATTR_CONST_NOTHROW_LIST.
988 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
991 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
992 ffsi2_no_cmove for !TARGET_CMOVE.
993 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
994 (ffssi2): Remove expander.
995 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
997 (ctz<mode>2): Ditto from ctz{si,di}2.
998 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1000 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1003 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1005 * dwarf2out.c (AT_linkage_name): Define.
1006 (clone_as_declaration): Handle DW_AT_linkage_name.
1007 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1008 of DW_AT_MIPS_linkage_name.
1009 (move_linkage_attr): Likewise.
1010 (dwarf2out_finish): Likewise.
1012 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1015 * fold-const.c (fold_comparison): New folding rule.
1017 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1019 * double-int.h (double_int_setbit): Declare.
1020 * double-int.c (double_int_setbit): New function.
1021 * rtl.h (immed_double_int_const): Declare.
1022 * emit-rtl.c (immed_double_int_const): New function.
1023 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1024 and immed_double_int_const functions.
1025 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1026 expand_copysign_bit): (Ditto.).
1027 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1028 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1029 * dojump.c (prefer_and_bit_test): (Ditto.).
1030 * expr.c (convert_modes, reduce_to_bit_field_precision,
1031 const_vector_from_tree): (Ditto.).
1032 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1034 2010-04-20 Jan Hubicka <jh@suse.cz>
1036 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1037 (dump_cgraph_node): Dump new flags.
1038 * cgraph.h (struct cgraph_node): Add flags
1039 reachable_from_other_partition and in_other_partition.
1040 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1041 other partition can not be removed.
1042 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1043 the other partition must be output; silence sanity checking on
1044 leaking functions bodies from other paritition.
1045 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1046 (lto_output_node): Output new flags; do not sanity check that inline
1047 clones are output; drop lto_forced_extern_inline_p code; do not mock
1048 visibility flags at partition boundaries.
1049 (add_node_to): New function.
1050 (output_cgraph): Use it to sort functions so masters appear before
1052 (input_overwrite_node): Input new flags.
1053 * passes.c (ipa_write_summaries): Do not call
1054 lto_new_extern_inline_states.
1055 * lto-section-out.c (forced_extern_inline,
1056 lto_new_extern_inline_states lto_delete_extern_inline_states,
1057 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1058 * lto-streamer.h (lto_new_extern_inline_states,
1059 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1060 lto_forced_extern_inline_p): Kill.
1062 2010-04-20 Richard Guenther <rguenther@suse.de>
1064 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1065 from vars that can have pointers.
1066 (process_constraint): Dump useless constraints.
1068 2010-04-20 Richard Guenther <rguenther@suse.de>
1070 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1071 (dump_sa_points_to_info): Remove asserts.
1072 (init_base_vars): nothing_id isn't an escape point nor does it
1075 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1077 * tree.h (TYPE_REF_IS_RVALUE): Define.
1078 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1079 should_move_die_to_comdat, prune_unused_types_walk): Handle
1080 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1081 (modified_type_die, gen_reference_type_die): Emit
1082 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1083 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1085 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1088 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1089 calls for -fpic -m31 if they have been sibcall optimized.
1091 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1093 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1094 ar.lc fixed and call-used.
1096 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1098 2010-04-19 Jan Hubicka <jh@suse.cz>
1100 * opts.c (decode_options): Disable whpr incompatible passes.
1101 * lto/lto.c (lto_1_to_1_map): Skip clones.
1102 (read_cgraph_and_symbols): Do not mark everything as needed.
1103 (do_whole_program_analysis): Do map only after optimizing;
1104 set proper cgraph_state; use passmanager.
1106 2010-04-19 DJ Delorie <dj@redhat.com>
1108 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1109 POINTER_PLUS_EXPR and fix them.
1111 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1113 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1114 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1115 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1116 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1117 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1118 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1119 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1120 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1121 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1122 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1123 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1125 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1127 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1128 (check_cond_move_block): Likewise.
1129 (cond_move_process_if_block): Likewise.
1130 (noce_find_if_block): Improve formatting.
1131 (find_if_header): Pass 0 to memset and tweak conditions.
1132 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1134 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1136 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1140 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1141 with non-local decl doesn't need chain.
1143 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1145 * ira-color.c (allocno_reload_assign): Avoid accumulating
1146 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1148 2010-04-19 Martin Jambor <mjambor@suse.cz>
1150 * gimple.h (create_tmp_reg): Declare.
1151 * gimplify.c (create_tmp_reg): New function.
1152 (gimplify_return_expr): Use create_tmp_reg.
1153 (gimplify_omp_atomic): Likewise.
1154 (gimple_regimplify_operands): Likewise.
1155 * tree-dfa.c (make_rename_temp): Likewise.
1156 * tree-predcom.c (predcom_tmp_var): Likewise.
1157 (reassociate_to_the_same_stmt): Likewise.
1158 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1159 (get_replaced_param_substitute): Likewise.
1160 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1161 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1162 * tree-ssa-pre.c (get_representative_for): Likewise.
1163 (create_expression_by_pieces): Likewise.
1164 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1165 (create_tailcall_accumulator): Likewise.
1167 2010-04-19 Martin Jambor <mjambor@suse.cz>
1169 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1171 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1173 2010-04-19 Richard Guenther <rguenther@suse.de>
1175 PR tree-optimization/43796
1176 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1177 from SCEV in the lattice.
1178 (vrp_visit_phi_node): Dump change.
1180 2010-04-19 Richard Guenther <rguenther@suse.de>
1182 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1183 * configure: Re-generated.
1185 2010-04-19 Richard Guenther <rguenther@suse.de>
1187 PR tree-optimization/43783
1188 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1189 constant ARRAY_REF operands two and three if possible.
1191 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1196 2010-04-19 Jie Zhang <jie@codesourcery.com>
1199 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1201 2010-04-19 Ira Rosen <irar@il.ibm.com>
1203 PR tree-optimization/37027
1204 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1205 and macro to access it.
1206 (vectorizable_reduction): Add argument.
1207 (vect_get_slp_defs): Likewise.
1208 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1209 statements for possible use in SLP.
1210 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1211 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1212 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1214 (vectorizable_reduction): Likewise.
1215 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1217 (vectorizable_type_demotion, vectorizable_type_promotion,
1218 vectorizable_store): Likewise.
1219 (vect_analyze_stmt): Update call to vectorizable_reduction.
1220 (vect_transform_stmt): Likewise.
1221 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1222 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1223 from different interleaving chains in same node.
1224 (vect_slp_rearrange_stmts): New function.
1225 (vect_supported_load_permutation_p): Allow load permutations for
1226 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1227 inside SLP nodes if necessary.
1228 (vect_analyze_slp_instance): Handle reductions.
1229 (vect_analyze_slp): Try to build SLP instances originating from groups
1231 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1232 (vect_get_constant_vectors): Create initial vectors for reductions
1233 according to reduction code. Add new argument.
1234 (vect_get_slp_defs): Add new argument, pass it to
1235 vect_get_constant_vectors.
1236 (vect_schedule_slp_instance): Remove SLP tree root statements.
1238 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1240 * tree.h (ENUM_IS_SCOPED): Define.
1241 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1242 for ENUM_IS_SCOPED enums.
1244 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1246 * fold-const.c (fold_comparison): Use ssizetype.
1247 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1248 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1249 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1250 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1252 * tree.h (initialize_sizetypes): Remove parameter.
1253 (build_common_tree_nodes): Remove second parameter.
1254 * stor-layout.c (initialize_sizetypes): Remove parameter.
1255 Always create an unsigned type.
1256 (set_sizetype): Assert that the passed type is unsigned and simplify.
1257 * tree.c (build_common_tree_nodes): Remove second parameter.
1258 Adjust call to initialize_sizetypes.
1259 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1260 build_common_tree_nodes.
1262 2010-04-18 Matthias Klose <doko@ubuntu.com>
1264 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1266 2010-04-18 Ira Rosen <irar@il.ibm.com>
1268 PR tree-optimization/43771
1269 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1270 load permutation doesn't have gaps.
1272 2010-04-18 Jan Hubicka <jh@suse.cz>
1274 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1275 (sse_prologue_save_insn expander): Use new pattern.
1276 (sse_prologue_save_insn1): New pattern and splitter.
1277 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1279 * i386.c (setup_incoming_varargs_64): Do not compute jump
1281 (ix86_gimplify_va_arg): Update alignment needed.
1282 (ix86_local_alignment): Do not align all local arrays to 128bit.
1284 2010-04-17 Jan Hubicka <jh@suse.cz>
1286 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1288 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1290 * arm.md (negdi2): Remove redundant code to force values into a
1293 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1295 * arm/bpabi.S: Add EABI alignment attributes to objects.
1296 * arm/bpabi-v6m.S: Likewise.
1297 * arm/crti.asm: Likewise.
1298 * arm/crtn.asm: Likewise.
1299 * arm/lib1funcs.asm: Likewise.
1300 * arm/libunwind.S: Likewise.
1302 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1304 * arm-protos.h (tune_params): New structure.
1305 * arm.c (current_tune): New variable.
1306 (arm_constant_limit): Delete.
1307 (struct processors): Add pointer to the tune parameters.
1308 (arm_slowmul_tune): New tuning option.
1309 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1310 (all_cores): Adjust to pick up the tuning model.
1311 (arm_constant_limit): New function.
1312 (arm_override_options): Select the appropriate tuning model. Delete
1313 initialization of arm_const_limit.
1314 (arm_split_constant): Use the new constant-limit model.
1315 (arm_rtx_costs): Pick up the current tuning model.
1316 * arm.md (is_strongarm, is_xscale): Delete.
1317 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1318 for Xscale variant architectures.
1319 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1321 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1323 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1325 (arm_rtx_costs_1): Remove unused variable extra_cost.
1326 (arm_unwind_emit_set): Use variable offset.
1327 (thumb1_output_casesi): Remove unused variable flags.
1329 2010-04-16 Jeff Law <law@redhat.com>
1331 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1332 needing assignment rather than doing a two-phase assignment. Remove
1333 unused variable 'm'.
1335 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1338 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1340 2010-04-16 Doug Kwan <dougkwan@google.com>
1342 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1343 (next_operand_entry_id): New static variable.
1344 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1345 (add_to_ops_vec): Assigned unique ID to operand entry.
1346 (struct oecount_s): New field ID.
1347 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1348 (undistribute_ops_list): Assign unique IDs to oecounts.
1349 (init_reassoc): reset next_operand_entry_id.
1351 2010-04-16 Doug Kwan <dougkwan@google.com>
1353 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1354 missing left parenthesis.
1356 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1358 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1359 *btdi_rex64 using SWI48 mode iterator.
1360 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1361 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1362 *jcc_btdi_mask_rex64.
1364 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1366 * double-int.h (tree_to_double_int): Convert to macro.
1367 * double-int.c (tree_to_double_int): Remove.
1369 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1372 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1373 with want_address 2 and in case a single element list might be
1374 possible, call it again with want_address 0.
1376 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1378 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1379 case 'W' print operands for HI mode.
1380 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1381 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1382 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1383 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1385 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1387 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1388 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1389 #xx:3 and #xx:4 mode.
1391 * config/h8300/h8300.md (inverted load with HImode dest): Add
1392 support for H8300SX.
1394 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1395 satisfy 'U' constraint.
1397 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1399 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1400 * configure: Regenerate.
1401 * config.in: Regenerate.
1402 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1405 2010-04-16 Richard Guenther <rguenther@suse.de>
1407 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1408 (struct tree_decl_common): ... here.
1409 (DECL_PT_UID): Adjust.
1410 (SET_DECL_PT_UID): Likewise.
1411 (DECL_PT_UID_SET_P): Likewise.
1413 2010-04-16 Richard Guenther <rguenther@suse.de>
1415 PR tree-optimization/43572
1416 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1417 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1418 * tree-flow.h (is_call_clobbered): Remove.
1419 * tree-flow-inline.h (is_call_clobbered): Likewise.
1420 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1421 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1422 (execute_return_slot_opt): Adjust.
1423 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1424 check for call clobbered vars here.
1425 (find_tail_calls): Move tailcall verification to the
1428 2010-04-16 Diego Novillo <dnovillo@google.com>
1430 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1432 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1435 * config/arm/arm.md (cbranchqi4): New pattern.
1436 * config/arm/predicates.md (const0_operand,
1437 cbranchqi4_comparison_operator): New predicates.
1439 2010-04-16 Richard Guenther <rguenther@suse.de>
1441 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1442 (dump_gimple_stmt): Likewise.
1444 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1446 * recog.h (struct recog_data): New field is_operator.
1447 (struct insn_operand_data): New field is_operator.
1448 * recog.c (extract_insn): Set recog_data.is_operator.
1449 * genoutput.c (output_operand_data): Emit code to set the
1451 * reload.c (find_reloads): Use it rather than testing for an
1452 empty constraint string.
1455 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1456 If the previous insn is a cbranchsi4_insn with the same arguments,
1457 omit the compare instruction.
1459 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1460 register, inputs must be low registers and we need a low register
1461 scratch. Handle alternative 2 like alternative 3.
1463 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1465 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1466 don't call get_addr on both. If one expression is a VALUE and
1467 the other a REG, check VALUE's locs if the REG isn't among them.
1469 2010-04-16 Christian Bruel <christian.bruel@st.com>
1471 * config/sh/sh.h (sh_frame_pointer_required): New function.
1472 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1473 (flag_omit_frame_pointer) Set.
1474 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1475 (rounded_frame_size): Adjust size with outgoing_args_size.
1476 (sh_set_return_address): Must return from stack pointer.
1477 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1478 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1479 (ACCUMULATE_OUTGOING_ARGS): Define.
1480 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1481 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1483 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1486 * config/sh/sh.c (sh_legitimize_reload_address): Use
1487 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1488 Remove a unneeded check for offset_base.
1490 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1492 * configure: Regenerated.
1494 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1496 * config/s390/s390.c (s390_call_save_register_used): Switch back
1497 to HARD_REGNO_NREGS.
1499 2010-04-15 Richard Guenther <rguenther@suse.de>
1501 * alias.c (alias_set_subset_of): Handle alias-set zero
1504 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1505 Julian Brown <julian@codesourcery.com>
1507 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1508 alternatives according to use of high and low regs.
1509 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1510 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1511 optimizing for size on Thumb-2.
1513 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1515 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1517 2010-04-15 Richard Guenther <rguenther@suse.de>
1519 * tree-ssa-structalias.c (struct variable_info): Add
1521 (new_var_info): Initialize it.
1522 (dump_constraints): Support printing last added constraints.
1523 (debug_constraints): Adjust.
1524 (dump_constraint_graph): Likewise.
1525 (make_heapvar_for): Check for NULL cfun.
1526 (get_function_part_constraint): New function.
1527 (get_fi_for_callee): Likewise.
1528 (find_func_aliases): Properly implement IPA PTA constraints.
1529 (process_ipa_clobber): New function.
1530 (find_func_clobbers): Likewise.
1531 (insert_into_field_list_sorted): Remove.
1532 (create_function_info_for): Properly allocate vars for IPA mode.
1533 Do not use insert_into_field_list_sorted.
1534 (create_variable_info_for): Properly generate constraints for
1535 global vars in IPA mode.
1536 (dump_solution_for_var): Always dump the solution.
1537 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1538 (find_what_var_points_to): Adjust.
1539 (pt_solution_set): Change.
1540 (pt_solution_ior_into): New function.
1541 (pt_solution_empty_p): Export.
1542 (pt_solution_includes_global): Adjust.
1543 (pt_solution_includes_1): Likewise.
1544 (pt_solutions_intersect_1): Likewise.
1545 (dump_sa_points_to_info): Check some invariants.
1546 (solve_constraints): Move constraint dumping ...
1547 (compute_points_to_sets): ... here.
1548 (ipa_pta_execute): ... and here.
1549 (compute_may_aliases): Do not re-compute points-to info
1550 locally if IPA info is available.
1551 (ipa_escaped_pt): New global var.
1552 (ipa_pta_execute): Properly implement IPA PTA.
1553 * tree-into-ssa.c (dump_decl_set): Support dumping
1554 decls not in referenced-vars.
1555 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1556 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1557 (dump_points_to_solution): Likewise.
1558 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1559 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1560 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1561 (copy_decl_to_var): Copy DECL_PT_UID.
1562 (copy_result_decl_to_var): Likewise.
1563 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1564 (copy_node_stat): Copy it.
1565 * tree.h (DECL_PT_UID): New macro.
1566 (SET_DECL_PT_UID): Likewise.
1567 (DECL_PT_UID_SET_P): Likewise.
1568 (struct tree_decl_minimal): Add pt_uid member.
1569 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1570 (pt_solution_empty_p): Declare.
1571 (pt_solution_set): Adjust.
1572 (ipa_escaped_pt): Declare.
1573 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1574 * gimple-pretty-print.c (pp_points_to_solution): New function.
1575 (dump_gimple_call): Dump call clobber/use information.
1576 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1577 * tree-pass.h (TDF_ALIAS): New dump option.
1578 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1579 * doc/invoke.texi (-fipa-pta): Update documentation.
1581 2010-04-15 Richard Guenther <rguenther@suse.de>
1583 * Makefile.in (OBJS-common): Add gimple-fold.o.
1584 (gimple-fold.o): New rule.
1585 * tree.h (maybe_fold_offset_to_reference,
1586 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1588 * gimple.h: ... here.
1589 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1590 may_propagate_address_into_dereference): Move prototypes ...
1591 * gimple.h: ... here.
1592 * tree-ssa-ccp.c (get_symbol_constant_value,
1593 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1594 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1595 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1596 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1597 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1598 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1599 gimplify_and_update_call_from_tree): Move ...
1600 * gimple-fold.c: ... here. New file.
1601 (ccp_fold_builtin): Rename to ...
1602 (gimple_fold_builtin): ... this.
1603 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1605 2010-04-15 Richard Guenther <rguenther@suse.de>
1607 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1608 fit_double_type, force_fit_type_double, add_double_with_sign,
1609 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1610 lrotate_double, rrotate_double, div_and_round_double): Move ...
1611 * double-int.c: ... here.
1612 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1613 add_double, neg_double, mul_double_with_sign, mul_double,
1614 lshift_double, rshift_double, lrotate_double, rrotate_double,
1615 div_and_round_double): Move prototypes ...
1616 * double-int.h: ... here.
1618 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1621 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1622 matching constraints to ensure inputs match the output.
1624 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1627 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1628 in an input-only operand.
1630 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1632 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1633 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1634 (double_int_negative_p): Convert to static inline function.
1635 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1636 (double_int_negative_p): Remove.
1637 * tree.h (lshift_double, rshift_double):
1638 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1639 * fold-const.c (fold_convert_const_int_from_real,
1640 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1641 (lshift_double): Change type of arith argument to bool.
1642 (rshift_double): Change type of arith argument to bool. Correct
1644 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1646 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1649 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1650 at the start and end of the then/else blocks, and omit them from the
1652 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1653 argument; all callers changed. Pass zero to old_insns_match_p instead.
1654 (flow_find_head_matching_sequence): New function.
1655 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1656 * basic-block.h (flow_find_cross_jump,
1657 flow_find_head_matching_sequence): Declare functions.
1659 2010-04-14 Jason Merrill <jason@redhat.com>
1662 * c-common.c (attribute_takes_identifier_p): New fn.
1663 * c-common.h: Declare it.
1665 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1667 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1669 (*udivmod<mode>4): Ditto.
1671 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/i386.md (maxmin_int): Rename code attribute from
1674 maxminiprefix and update all users.
1675 (maxmin_float): Ditto from maxminfprefix.
1676 (logic): Ditto from logicprefix.
1677 (absneg_mnemonic): Ditto from absnegprefix.
1678 * config/i386/mmx.md: Update all users of maxminiprefix,
1679 maxminfprefix and logicprefix for rename.
1680 * config/i386/sse.md: Ditto.
1681 * config/i386/sync.md (sync_<code><mode>): Update for
1684 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1687 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1688 warnings converted to errors.
1690 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1692 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1693 used insn_type variable.
1694 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1695 to avoid set-but-not-used warning.
1697 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1699 * df-core.c (df_ref_debug): Change format string placeholder
1701 * dwarf2asm.c (dw2_asm_output_data_raw,
1702 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1703 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1704 * dwarf2out.c (output_cfi, output_cfi_directive,
1705 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1706 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1708 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1709 * print-rtl.c (print_rtx): Ditto.
1711 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1714 * builtins.c (expand_builtin_pow_root): New function to expand pow
1715 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1716 series of sqrt and cbrt calls under -ffast-math.
1717 (expand_builtin_pow): Call it.
1719 2010-04-14 Michael Matz <matz@suse.de>
1721 PR tree-optimization/42963
1722 * tree-cfg.c (touched_switch_bbs): New static variable.
1723 (group_case_labels_stmt): New function broken out from ...
1724 (group_case_labels): ... here, use the above.
1725 (start_recording_case_labels): Allocate touched_switch_bbs.
1726 (end_recording_case_labels): Deallocate it, call
1727 group_case_labels_stmt.
1728 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1730 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1732 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1735 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1739 2010-04-13 Jan Hubicka <jh@suse.cz>
1741 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1742 of optimized out static functions.
1743 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1744 cost computation. Also sanity check for overflows.
1745 (update_caller_keys): Update cgraph_edge_badness call; properly
1746 update fibheap and sanity check that it is up to date.
1747 (add_new_edges_to_heap): Update cgraph_edge_badness.
1748 (cgraph_decide_inlining_of_small_function): Likewise;
1749 add sanity checking that badness in heap is up to date;
1750 improve dumping of reason; Update badness of calls to the
1751 offline copy of function currently inlined; dump badness
1752 of functions not inlined because of unit growth limits.
1754 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1757 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1758 because of sign-extension change when converting to sizetype here...
1759 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1761 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1762 the folding to constants. Remove redundant final conversion.
1763 (fold_binary) <associate>: Do not associate if the re-association of
1764 constants alone overflows.
1765 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1766 to the end of the list.
1767 (multiple_of_p) <COND_EXPR>: New case.
1769 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1771 * opt-functions.awk (opt_sanitized_name): New.
1773 * optc-gen.awk: Use it
1774 * opth-gen.awk: Use it.
1776 2010-04-13 Martin Jambor <mjambor@suse.cz>
1778 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1779 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1780 children. Call replace_uses_with_default_def_ssa_name to handle
1783 2010-04-13 Michael Matz <matz@suse.de>
1786 * builtins.c (expand_builtin_interclass_mathfn): Also create
1787 a register if the predicate doesn't match.
1789 2010-04-13 Diego Novillo <dnovillo@google.com>
1791 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1792 * c-pch.c: Include timevar.h.
1793 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1794 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1795 * ggc-common.c: Include timevar.h.
1796 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1797 * timevar.def (TV_PCH_SAVE): Define.
1798 (TV_PCH_CPP_SAVE): Define.
1799 (TV_PCH_PTR_REALLOC): Define.
1800 (TV_PCH_PTR_SORT): Define.
1801 (TV_PCH_RESTORE): Define.
1802 (TV_PCH_CPP_RESTORE): Define.
1804 2010-04-13 Michael Matz <matz@suse.de>
1806 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1808 (can_reassociate_p): New function.
1809 (break_up_subtract_bb, reassociate_bb): Use it.
1811 2010-04-13 Richard Guenther <rguenther@suse.de>
1814 * builtins.c (c_readstr): Fix assert.
1816 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1818 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1819 when generating cltd insn.
1821 (*ashl<mode>3_1): Remove special handling for register operand 2.
1822 (*ashlsi3_1_zext): Ditto.
1823 (*ashlhi3_1): Ditto.
1824 (*ashlhi3_1_lea): Ditto.
1825 (*ashlqi3_1): Ditto.
1826 (*ashlqi3_1_lea): Ditto.
1827 (*<shiftrt_insn><mode>3_1): Ditto.
1828 (*<shiftrt_insn>si3_1_zext): Ditto.
1829 (*<shiftrt_insn>qi3_1_slp): Ditto.
1830 (*<rotate_insn><mode>3_1): Ditto.
1831 (*<rotate_insn>si3_1_zext): Ditto.
1832 (*<rotate_insn>qi3_1_slp): Ditto.
1834 2010-04-13 Richard Guenther <rguenther@suse.de>
1836 * tree-ssa-structalias.c (callused_id): Remove.
1837 (call_stmt_vars): New.
1838 (get_call_vi): Likewise.
1839 (lookup_call_use_vi): Likewise.
1840 (lookup_call_clobber_vi): Likewise.
1841 (get_call_use_vi): Likewise.
1842 (get_call_clobber_vi): Likewise.
1843 (make_transitive_closure_constraints): Likewise.
1844 (handle_const_call): Adjust to do per-call call-used handling.
1845 (handle_pure_call): Likewise.
1846 (find_what_var_points_to): Remove general callused handling.
1847 (init_base_vars): Likewise.
1848 (init_alias_vars): Initialize call_stmt_vars.
1849 (compute_points_to_sets): Process call-used and call-clobbered
1850 vars for call statements.
1851 (delete_points_to_sets): Free call_stmt_vars.
1853 2010-04-13 Richard Guenther <rguenther@suse.de>
1855 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1856 Only add RW dependence for dependence distance zero.
1857 Adjust maximal vectorization factor according to dependences.
1858 Move alignment handling ...
1859 (vect_find_same_alignment_drs): ... here. New function.
1860 (vect_analyze_data_ref_dependences): Adjust.
1861 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1862 (vect_analyze_data_refs): Adjust minimal vectorization factor
1863 according to data references.
1864 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1865 dependences before determining the vectorization factor.
1866 Analyze alignment after determining the vectorization factor.
1867 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1868 dependences before alignment.
1869 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1871 (vect_analyze_data_refs): Likewise.
1872 (MAX_VECTORIZATION_FACTOR): New define.
1874 2010-04-13 Duncan Sands <baldrick@free.fr>
1876 * except.h (lang_eh_type_covers): Remove.
1877 * except.c (lang_eh_type_covers): Likewise.
1879 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1880 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1882 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1883 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1884 UNITS_PER_LONG where it is ABI relevant.
1885 (s390_return_addr_rtx): Likewise.
1886 (s390_back_chain_rtx): Likewise.
1887 (s390_frame_area): Likewise.
1888 (s390_frame_info): Likewise.
1889 (s390_initial_elimination_offset): Likewise.
1890 (save_gprs): Likewise.
1891 (s390_emit_prologue): Likewise.
1892 (s390_emit_epilogue): Likewise.
1893 (s390_function_arg_advance): Likewise.
1894 (s390_function_arg): Likewise.
1895 (s390_va_start): Likewise.
1896 (s390_gimplify_va_arg): Likewise.
1897 (s390_function_profiler): Likewise.
1898 (s390_optimize_prologue): Likewise.
1899 (s390_rtx_costs): Likewise.
1900 (s390_secondary_reload): Likewise.
1901 (s390_promote_function_mode): Likewise.
1902 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1903 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1904 registers available.
1905 (s390_unwind_word_mode): New function.
1906 (s390_function_value): Split 64 bit values into register pair if
1907 used as return value.
1908 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1909 function call parameters. Handle parallels.
1910 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1911 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1912 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1913 (s390_expand_setmem): Remove unused variable src_addr.
1914 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1915 deal with 64 bit registers.
1916 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1917 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1918 (UNITS_PER_LONG): New macro.
1919 * libjava/include/s390-signal.h: Define extended ucontext
1920 structure containing the upper halfs of the 64 bit registers.
1922 2010-04-13 Simon Baldwin <simonb@google.com>
1924 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1926 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1928 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1929 rvalue on the RHS if the LHS is of a non-renamable type.
1930 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1932 2010-04-13 Matthias Klose <doko@ubuntu.com>
1934 * gcc.c (cc1_options): Handle -iplugindir before processing
1935 the cc1 spec. Only add -iplugindir once.
1936 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1938 * common.opt (iplugindir): Remove `Separate' property, initialize.
1939 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1941 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1942 (distclean): Remove plugin dir.
1943 * doc/invoke.texi: Document -iplugindir.
1945 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1947 * doc/plugins.texi (Loading Plugins): Document short
1948 -fplugin=foo option.
1949 (Plugin API): Mention default_plugin_dir_name function.
1951 * gcc.c (find_file_spec_function): Add new declaration.
1952 (static_spec_func): Use it for "find-file".
1953 (find_file_spec_function): Add new function.
1954 (cc1_options): Add -iplugindir option if -fplugin* options found.
1956 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1958 * plugin.c (add_new_plugin): Updated comment, and handle short
1960 (default_plugin_dir_name): Added new function.
1962 * common.opt (iplugindir): New option to set the plugin directory.
1964 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1966 * config/i386/i386.md (any_rotate): New code iterator.
1967 (rotate_insn): New code attribute.
1969 (SWIM124): New mode iterator.
1970 (<rotate_insn>ti3): New expander.
1971 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1972 any_rotate code iterator.
1973 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1974 using any_rotate code iterator and SWIM124 mode iterator.
1975 (ix86_rotlti3): New insn_and_split pattern.
1976 (ix86_rotrti3): Ditto.
1977 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1978 ix86_rotl{di,ti}3 patterns.
1979 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1980 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1981 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1982 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1983 code iterator and SWI mode iterator.
1984 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1985 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1987 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1988 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1989 (bswap rotatert splitter): Add splitter.
1990 (bswap splitter): Macroize splitter using any_rotate code iterator.
1991 Add insn predicate to split only for TARGET_USE_XCHGB or when
1992 optimizing function for size.
1994 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1996 * config/pa/pa.c (emit_move_sequence): Remove use of
1997 deleted variable flag_argument_noalias.
1999 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2001 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2003 Add to unsupported targets list.
2004 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2005 sparc*-sun-solaris2.[567]* from target lists.
2006 * configure: Regenerate.
2007 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2009 Remove Solaris 7 patch references.
2010 (Specific, sparc-sun-solaris2.7): Removed.
2011 (sparc-sun-solaris2*): Update Solaris 7 example.
2012 (sparc64-*-solaris2*): Likewise.
2014 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2016 * config.build (alpha*-dec-osf4*): Remove.
2017 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2018 of obsolete configurations.
2019 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2021 * config/alpha/t-osf4: Renamed to ...
2022 * config/alpha/t-osf5: ... this.
2023 * config/alpha/osf.h: Renamed to ...
2024 * config/alpha/osf5.h: ... this.
2025 Merged old osf5.h contents.
2027 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2028 (EXTRA_SPECS): Removed.
2029 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2030 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2033 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2035 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2037 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2040 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2041 __thiscall convention.
2043 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2045 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2047 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2049 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2051 * function.c (assign_parms_initialize_all): Add unused attribute
2054 2010-04-12 Richard Guenther <rguenther@suse.de>
2056 * gsstruct.def (GSS_CALL): New.
2057 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2058 * gimple.h: Include tree-ssa-alias.h.
2059 (struct gimple_statement_call): New.
2060 (union gimple_statement_struct_d): Add gimple_call member.
2061 (gimple_call_reset_alias_info): Declare.
2062 (gimple_call_use_set): New function.
2063 (gimple_call_clobber_set): Likewise.
2064 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2065 * gimple.c (gimple_call_reset_alias_info): New function.
2066 (gimple_build_call_1): Call it.
2067 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2068 * tree-inline.c (remap_gimple_stmt): Likewise.
2069 (expand_call_inline): Remove callused handling.
2070 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2071 * tree-dfa.c (dump_variable): Likewise.
2072 * tree-parloops.c (parallelize_loops): Likewise.
2073 * tree-ssa.c (init_tree_ssa): Likewise.
2074 (delete_tree_ssa): Likewise.
2075 * tree-flow-inline.h (is_call_used): Remove.
2076 * tree-flow.h (struct gimple_df): Remove callused member.
2077 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2078 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2079 (ref_maybe_used_by_call_p_1): Simplify.
2080 (call_may_clobber_ref_p_1): Likewise.
2081 * tree-ssa-structalias.c (compute_points_to_sets): Set
2082 the call stmt used and clobbered sets.
2083 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2084 (find_tail_calls): Verify the tail call.
2086 2010-04-12 Richard Guenther <rguenther@suse.de>
2088 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2089 single-iteration always-inline inlining.
2090 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2091 (cgraph_decide_inlining): Do not handle always-inline specially.
2092 (try_inline): Remove always-inline cycle detection special case.
2093 Do not recurse on always-inlines.
2094 (cgraph_early_inlining): Do not iterate if not optimizing.
2095 (cgraph_gate_early_inlining): remove.
2096 (pass_early_inline): Run unconditionally.
2097 (gate_cgraph_decide_inlining): New function.
2098 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2099 not inlining or optimizing.
2100 (cgraph_decide_inlining_of_small_functions): Also consider
2101 always-inline functions.
2102 (cgraph_default_inline_p): Return true for nodes which should
2103 disregard inline limits.
2104 (estimate_function_body_sizes): Assume zero size and time for
2105 nodes which are marked as disregarding inline limits.
2106 (cgraph_decide_recursive_inlining): Do not perform recursive
2107 inlining on always-inline nodes.
2109 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2112 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2113 for exprs satisfying handled_component_p.
2115 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2117 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2118 non-constant aggregate elements.
2120 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2121 is a real initialization.
2123 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2126 * c-decl.c (start_function): Move forward check for nested function.
2128 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2130 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2131 * config/sh/sh.c: Include reload.h.
2132 (sh_legitimize_reload_address): New.
2133 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2134 sh_legitimize_reload_address.
2136 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2138 * config/sh/sh.md (*movqi_pop): New insn pattern.
2139 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2141 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md (any_shiftrt): New code iterator.
2144 (shiftrt_insn): New code attribute.
2146 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2147 using any_shiftrt code iterator.
2148 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2149 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2150 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2151 pattern from corresponding peephole2 patterns.
2152 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2153 using any_shiftrt code iterator.
2154 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2155 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2156 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2157 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2158 *{ashr,lshr}<mode>3_cmp_zext.
2159 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2161 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2163 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2165 (*lshr<mode>3_cconly): Ditto.
2167 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2169 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2170 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2171 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2172 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2174 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2175 from corresponding peephole2 patterns.
2176 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2177 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2178 and *lshrdi3_1_rex64 using SWI mode iterator.
2179 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2180 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2181 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2182 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2183 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2184 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2185 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2186 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2187 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2190 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2193 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2194 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2195 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2197 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2198 from corresponding peephole2 patterns.
2199 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2200 (ashrsi3_cvt): Rename from ashrsi3_31.
2201 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2202 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2203 and x86_64_shift_adj_3 using SWI48 mode iterator.
2204 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2205 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2206 and *ashrdi3_1_rex64 using SWI mode iterator.
2207 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2208 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2209 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2210 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2211 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2212 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2213 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2214 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2215 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2217 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2218 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2219 x86_shift<mode>_adj_3 expanders.
2221 2010-04-10 Wei Guozhi <carrot@google.com>
2224 * config/arm/arm.c (arm_pic_static_addr): New function.
2225 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2227 (arm_output_addr_const_extra): Output expression for new pattern.
2228 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2230 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2232 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2235 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2236 * web.c: Include "insn-config.h" and "recog.h".
2237 (union_match_dups): New function.
2238 (web_main): Call it.
2239 (union_defs): Don't try to recognize match_dups.
2241 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2242 if doing so would replace the entire pattern.
2244 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2248 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2249 and splitter pattern. Change splitter operand 1 predicate to
2252 2010-04-09 Martin Jambor <mjambor@suse.cz>
2254 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2255 lattices are addresses of CONST_DECLs with the same initial value.
2256 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2257 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2259 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2260 Bernd Schmidt <bernds@codesourcery.com>
2262 * loop-invariant.c (replace_uses): New static function.
2263 (move_invariant_reg): Use it to ensure we can replace the uses.
2265 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2267 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2269 (picochip_override_options): Enable section anchors only above -O1.
2270 (picochip_reorg): Fixed a couple of build warnings.
2272 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2274 * configure.ac (plugin -rdynamic test): Log result.
2275 * configure: Regenerate.
2276 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2277 (RDYNAMIC_SPEC): Define.
2278 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2280 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2282 * configure.ac: Determine Sun ld version numbers.
2283 (comdat_group): Restrict GNU ld version checks to gld.
2284 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2285 (enable_comdat): Support --enable-comdat.
2286 * configure: Regenerate.
2287 * doc/install.texi (Configuration): Document --enable-comdat.
2289 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2291 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2292 * config/sol2-gld.h: ... here.
2293 * config.gcc (sparc*-*-solaris2*): Reflect this.
2294 (i[34567]86-*-solaris2*): Use it.
2296 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2298 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2300 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2302 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2305 * diagnostic.c (diagnostic_initialize): Initialize
2306 some_warnings_are_errors.
2307 (diagnostic_finish): New.
2308 (diagnostic_action_after_output): Call it before exiting.
2309 (diagnostic_report_diagnostic): Do not print message here. Set
2310 some_warnings_are_errors.
2311 * diagnostic.h (diagnostic_context): Delete
2312 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2313 (diagnostic_finish): Declare.
2314 * toplev.c (toplev_main): Call it before exit.
2316 2010-04-09 Jason Merrill <jason@redhat.com>
2319 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2320 for incomplete type.
2323 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2324 based on a warning flag.
2326 2010-04-09 Richard Guenther <rguenther@suse.de>
2328 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2330 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2333 * varasm.c (default_assemble_visibility): Wrap vars that are
2334 set, but unused, by targets without GAS.
2335 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2336 Remove set, but unused, vars.
2337 (rs6000_legitimize_tls_address): Likewise.
2338 (altivec_expand_dst_builtin): Likewise.
2339 * config/darwin.c (machopic_classify_symbol): Likewise.
2340 (machopic_indirection_name): Likewise.
2342 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2344 * config/i386/i386.md (DWI): New mode iterator.
2345 (S): New mode attribute.
2346 (shift_operand): Ditto.
2347 (shift_immediate_operand): Ditto.
2348 (ashl_input_operand): Ditto.
2349 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2350 using SDWIM mode iterator.
2351 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2352 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2354 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2355 from corresponding peephole2 patterns.
2356 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2357 and x86_64_shift_adj_1 using SWI48 mode iterator.
2358 (x86_shift<mode>_adj_2): Ditto.
2359 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2360 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2361 using SWI48 mode iterator.
2362 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2363 *ashldi3_cmp_rex64 using SWI mode iterator.
2364 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2365 *ashldi3_cconly_rex64 using SWI mode iterator.
2366 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2367 x86_shift<mode>_adj_{1,2}.
2368 (ix86_split_ashr): Ditto.
2369 (ix86_split_lshr): Ditto.
2371 2010-04-09 Richard Guenther <rguenther@suse.de>
2373 * target.h (builtin_conversion): Pass in input and output types.
2374 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2375 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2376 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2377 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2379 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2381 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2383 2010-04-09 Richard Guenther <rguenther@suse.de>
2386 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2388 2010-04-09 Richard Guenther <rguenther@suse.de>
2390 * tree-vectorizer.h (struct _stmt_vec_info): Document
2391 that vectype is the type of the LHS.
2392 (supportable_widening_operation, supportable_narrowing_operation):
2393 Get both input and output vector types as arguments.
2394 (vect_is_simple_use_1): Declare.
2395 (get_same_sized_vectype): Likewise.
2396 * tree-vect-loop.c (vect_determine_vectorization_factor):
2397 Set STMT_VINFO_VECTYPE to the vector type of the def.
2398 (vectorizable_reduction): Adjust.
2399 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2400 Adjust. Specify the output vector type.
2401 (vect_pattern_recog_1): Adjust.
2402 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2403 (vectorizable_call): Adjust.
2404 (vectorizable_conversion): Likewise.
2405 (vectorizable_operation): Likewise.
2406 (vectorizable_type_demotion): Likewise.
2407 (vectorizable_type_promotion): Likewise.
2408 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2410 (vect_is_simple_use_1): New function.
2411 (supportable_widening_operation): Get both input and output
2413 (supportable_narrowing_operation): Likewise.
2414 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2416 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2418 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2419 __thiscall and _thiscall as predefined macros.
2420 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2421 thiscall attribute handling.
2422 (ix86_comp_type_attributes): Likewise.
2423 (ix86_function_regparm): Likewise.
2424 (ix86_return_pops_args): Likewise.
2425 (init_cumulative_args): Likewise.
2426 (find_drap_reg): Likewise.
2427 (ix86_static_chain): Likewise.
2428 (x86_this_parameter): Likewise.
2429 (x86_output_mi_thunk): Likewise.
2430 (ix86_attribute_table): Add description for thiscall attribute.
2431 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2432 * doc/extend.texi: Add documentation for thiscall.
2434 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2437 * c.opt (Wint-to-pointer-cast): Available in C++.
2438 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2440 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2442 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2443 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2444 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2445 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2446 function type instead. Reorder and simplify checks.
2448 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2450 2010-04-08 Jing Yu <jingyu@google.com>
2451 Zdenek Dvorak <ook@ucw.cz>
2453 PR tree-optimization/42720
2454 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2455 loop unswitch conditions here from ...
2456 (tree_unswitch_single_loop): ... here.
2458 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2460 * tree-if-conv.c: Fix comments and simplify logic.
2462 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2464 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2465 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2466 (main_tree_if_conversion): Update call to tree_if_conversion.
2468 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2471 * doc/invoke.texi (-b,-V): Delete.
2472 * doc/tm.texi: Do not mention -b.
2473 * gcc.c (display_help): Delete -b and -V.
2474 (process_command): Delete -b and -V.
2475 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2477 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2478 Wolfgang Gellerich <gellerich@de.ibm.com>
2480 Implement target hook for loop unrolling
2481 * target.h (loop_unroll_adjust): Add a new target hook function.
2482 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2483 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2484 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2485 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2486 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2488 (decide_unroll_stupid): Likewise.
2490 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2493 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2495 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2497 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2498 (Specific, *-*-solaris2*): Likewise.
2499 Don't prefer Sun as over GNU as.
2501 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2503 * config/s390/s390.c (override_options): Adjust the z10
2504 defaults for max-unroll-times, max-completely-peeled-insns
2505 and max-completely-peel-times.
2507 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2509 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2510 instructions for z10.
2511 (s390_expand_setmem): Likewise.
2512 (s390_expand_cmpmem): Likewise.
2514 2010-04-08 Richard Guenther <rguenther@suse.de>
2516 PR tree-optimization/43679
2517 * tree-ssa-pre.c (eliminate): Only propagate copies.
2519 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2522 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2523 set but not used variable warning.
2525 2010-04-08 Wei Guozhi <carrot@google.com>
2528 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2529 (arm_size_rtx_costs): Call the new function when optimized for size.
2531 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2534 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2535 op0 is not a MEM, just return NULL instead of assertion
2537 (discover_nonconstant_array_refs): Don't walk debug stmts.
2539 2010-04-08 Doug Kwan <dougkwan@google.com>
2541 * configure.ac: Recognize gold and do not use its version number
2542 to test ld features.
2543 * configure: Regenerate.
2545 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2548 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2549 (negate_value): Move code to push elements to broken_up_substracts ...
2550 (eliminate_plus_minus_pair): ... here. Push operands that have no
2551 negative pair to plus_negates.
2552 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2554 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2556 * doc/install.texi (Configuration): Move description of
2557 --enable-lto, --with-libelf*, --enable-gold from Java section to
2560 * doc/generic.texi (Working with declarations)
2561 (Function Properties, C and C++ Trees): Fix typos.
2562 * doc/sourcebuild.texi (Top Level): Likewise.
2564 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2567 * tree.h (DECL_READ_P): Define.
2568 (struct tree_decl_common): Add decl_read_flag.
2569 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2570 a set but not used warning.
2571 (merge_decls): Merge DECL_READ_P flag.
2572 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2573 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2574 * c-common.c (handle_used_attribute, handle_unused_attribute):
2576 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2578 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2580 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2581 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2582 c_parser_binary_expression, c_parser_cast_expression,
2583 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2584 Call default_function_array_read_conversion instead of
2585 default_function_array_conversion where needed.
2586 (c_parser_unary_expression, c_parser_conditional_expression,
2587 c_parser_postfix_expression_after_primary, c_parser_initelt):
2588 Likewise. Call mark_exp_read where needed.
2589 (c_parser_statement_after_labels, c_parser_asm_operands,
2590 c_parser_typeof_specifier, c_parser_sizeof_expression,
2591 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2593 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2595 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2596 (warn_unused_but_set_parameter): Default to warn_unused
2598 * doc/invoke.texi: Document -Wunused-but-set-variable and
2599 -Wunused-but-set-parameter.
2601 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2602 used count variable.
2603 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2604 when operandN variables aren't used in the body of the expander
2606 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2607 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2608 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2609 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2610 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2611 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2612 * tree.c (PROCESS_ARG): Likewise.
2614 2010-04-07 Simon Baldwin <simonb@google.com>
2616 * diagnostic.h (diagnostic_override_option_index): New macro to
2617 set a diagnostic's option_index.
2618 * c-tree.h (c_cpp_error): Add warning reason argument.
2619 * opts.c (_warning_as_error_callback): New.
2620 (register_warning_as_error_callback): Store callback for
2621 warnings enabled via enable_warning_as_error.
2622 (enable_warning_as_error): Call callback, minor code tidy.
2623 * opts.h (register_warning_as_error_callback): Declare.
2624 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2625 response to -Werror=.
2626 (c_common_init_options): Register warning_as_error_callback in opts.c.
2627 * common.opt: Add -Wno-cpp option.
2628 * c-common.c (struct reason_option_codes_t): Map cpp warning
2629 reason codes to gcc option indexes.
2630 * (c_option_controlling_cpp_error): New function, lookup the gcc
2631 option index for a cpp warning reason code.
2632 * (c_cpp_error): Add warning reason argument, call
2633 c_option_controlling_cpp_error for diagnostic_override_option_index.
2634 * doc/invoke.texi: Document -Wno-cpp.
2636 2010-04-07 Richard Guenther <rguenther@suse.de>
2638 * ipa-reference.c (mark_load): Use get_base_address.
2639 (mark_store): Likewise.
2641 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2642 inserting GIMPLE_NOPs into the IL.
2643 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2644 Explicitly strip handled components and indirect references.
2646 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2647 folding address expressions.
2648 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2649 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2650 operand_equal_p to compare decls.
2651 (ptr_deref_may_alias_decl_p): Likewise.
2652 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2653 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2654 Handle reversed comparison ops.
2655 * tree-sra.c (asm_visit_addr): Use get_base_address.
2656 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2657 * ipa-reference.c (mark_address): Use get_base_address.
2659 2010-04-07 Richard Guenther <rguenther@suse.de>
2661 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2662 Propagate constants everywhere.
2664 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2667 * tree.c (MAX_INT_CACHED_PREC): Define.
2668 (nonstandard_integer_type_cache): New array.
2669 (build_nonstandard_integer_type): Cache results for precision
2670 <= MAX_INT_CACHED_PREC.
2672 2010-04-07 Richard Guenther <rguenther@suse.de>
2674 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2675 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2676 * common.opt: Likewise.
2677 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2678 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2679 (nonoverlapping_memrefs_p): Likewise.
2680 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2681 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2682 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2683 OPT_fargument_noalias_global for backward compatibility.
2685 2010-04-07 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/43270
2688 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2689 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2690 * tree-ssa-pre.c (phi_translate_1): Adjust.
2691 (fully_constant_expression): Split out vn_reference handling to ...
2692 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2693 Fold reads from constant strings.
2694 (vn_reference_lookup): Handle fully constant references.
2695 (vn_reference_lookup_pieces): Likewise.
2696 * Makefile.in (expmed.o-warn): Add -Wno-error.
2698 2010-04-07 Martin Jambor <mjambor@suse.cz>
2700 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2702 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2705 * gcc.c: Add -static-libstdc++ to list of recognized options.
2707 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2709 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2711 2010-04-07 Richard Guenther <rguenther@suse.de>
2714 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2715 bases build simple mem attributes to retain points-to information.
2717 2010-04-07 Richard Guenther <rguenther@suse.de>
2720 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2721 preserve points-to related information.
2723 2010-04-07 Richard Guenther <rguenther@suse.de>
2726 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2727 discard plain indirect references.
2728 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2729 * tree.c (tree_nop_conversion): Likewise.
2731 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2734 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2736 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2738 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2739 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2741 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2743 * tree-if-conv.c: Fix indentation and comments.
2745 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2747 * tree-if-conv.c: Sort static functions in topological order.
2749 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2751 * tree-if-conv.c: Fix indentation and comments.
2753 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2756 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2757 lang_hooks.types.type_for_size instead of
2758 build_nonstandard_integer_type.
2759 When converting an unsigned type to signed, double its precision.
2760 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2761 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2762 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2765 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2768 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2769 POINTER_PLUS_EXPR for pointer types.
2771 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2774 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2775 * graphite-clast-to-gimple.c: Include langhooks.h.
2776 (max_signed_precision_type): New.
2777 (max_precision_type): Takes two types as arguments.
2778 (precision_for_value): New.
2779 (precision_for_interval): New.
2780 (gcc_type_for_interval): New.
2781 (gcc_type_for_value): New.
2782 (gcc_type_for_clast_term): New.
2783 (gcc_type_for_clast_red): New.
2784 (gcc_type_for_clast_bin): New.
2785 (gcc_type_for_clast_expr): Split up into several functions.
2786 (gcc_type_for_clast_eq): Rewritten.
2787 (compute_bounds_for_level): New.
2788 (compute_type_for_level_1): New.
2789 (compute_type_for_level): New.
2790 (gcc_type_for_cloog_iv): Removed.
2791 (gcc_type_for_iv_of_clast_loop): Rewritten.
2792 (graphite_create_new_loop): Compute the lower and upper bound types
2793 with gcc_type_for_clast_expr.
2794 (graphite_create_new_loop_guard): Same.
2795 (find_cloog_iv_in_expr): Removed.
2796 (compute_cloog_iv_types_1): Removed.
2797 (compute_cloog_iv_types): Removed.
2798 (gloog): Do not call compute_cloog_iv_types.
2799 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2801 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2802 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2803 (GBB_CLOOG_IV_TYPES): Removed.
2805 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2807 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2808 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2809 (detect_commutative_reduction): Same.
2811 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2813 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2814 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2816 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2817 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2818 (rewrite_commutative_reductions_out_of_ssa): Same.
2819 * passes.c (execute_function_todo): Call verify_ssa for every pass
2820 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2821 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2822 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2823 with an extra argument.
2824 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2825 verify_ssa only when the extra argument is true.
2826 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2827 with an extra argument.
2828 (tree_transform_and_unroll_loop): Same.
2830 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2832 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2833 for all the passes of the LNO having LOOP_CLOSED_SSA.
2834 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2835 * tree-loop-distribution.c (pass_loop_distribution): Same.
2836 * tree-pass.h (TODO_verify_loops): Removed.
2837 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2839 (pass_tree_unswitch): Same.
2840 (pass_predcom): Same.
2841 (pass_vectorize): Same.
2842 (pass_linear_transform): Same.
2843 (pass_graphite_transforms): Same.
2844 (pass_iv_canon): Same.
2845 (pass_complete_unroll): Same.
2846 (pass_complete_unrolli): Same.
2847 (pass_parallelize_loops): Same.
2848 (pass_loop_prefetch): Same.
2849 (pass_iv_optimize): Same.
2851 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2854 * passes.c (init_optimization_passes): Move pass_lim before
2855 pass_copy_prop and pass_dce_loop.
2857 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2860 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2861 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2862 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2863 MULTI_* defines for 4 argument vpermil2p* builtins.
2865 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2867 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2868 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2869 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2870 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2871 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2872 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2873 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2874 Use x86_maybe_negate_const_int to output insn mnemonic.
2875 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2876 check from instruction predicate. Update comments.
2877 * config/i386/sync.md (sync_add<mode>): Use
2878 x86_maybe_negate_const_int to output insn mnemonic.
2880 2010-04-06 Jan Hubicka <jh@suse.cz>
2882 PR tree-optimization/42906
2883 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2884 IGNORE_SELF argument. Set visited_control_parents for fully
2886 (find_obviously_necessary_stmts): Update call of
2887 mark_control_dependent_edges_necessary.
2888 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2890 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2892 * config/i386/i386.md: Remove comment about 'e' and 'E'
2895 2010-04-06 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/43627
2898 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2899 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2902 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2904 * BASE-VER: Change to 4.6.0.
2907 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2910 2010-04-06 Richard Guenther <rguenther@suse.de>
2913 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2915 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2917 * doc/invoke.texi (Optimize Options): Document that LTO
2918 won't remove object access purely due to incompatible
2921 2010-04-04 Matthias Klose <doko@ubuntu.com>
2923 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2924 Initialize variable.
2926 2010-04-03 Richard Guenther <rguenther@suse.de>
2929 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2930 require a non-NULL MEM_OFFSET.
2932 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2934 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2935 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2936 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2937 config/alpha/predicates.md, config/arm/arm.md,
2938 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2939 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2940 config/darwin9.h, config/darwin.c, config/darwin.h,
2941 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2942 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2943 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2944 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2945 config/mips/mips.md, config/mn10300/mn10300.c,
2946 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2947 config/rs6000/aix.h, config/rs6000/dfp.md,
2948 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2949 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2950 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2951 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2952 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2953 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2954 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2955 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2956 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2957 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2958 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2959 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2960 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2961 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2962 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2963 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2964 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2965 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2966 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2967 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2968 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2969 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2970 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2971 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2972 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2973 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2974 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2975 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2976 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2977 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2978 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2979 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2980 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2981 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2982 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2983 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2985 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2988 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2989 * aclocal.m4: Regenerate.
2991 2010-04-02 Richard Guenther <rguenther@suse.de>
2993 PR tree-optimization/43629
2994 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2995 if we have seen a constant value.
2997 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2999 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3001 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3004 * arm.c (legitimize_tls_address): Adjust call to
3005 gen_tls_load_dot_plus_four.
3006 (arm_note_pic_base): New function.
3007 (arm_cannot_copy_insn_p): Use it.
3008 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3011 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3016 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3018 * Makefile.in ($(out_object_file)): Depend on
3019 gt-$(basename $(notdir $(out_file))).h.
3021 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3023 * config.gcc (lm32-*-rtems*): Add t-lm32.
3025 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3027 * config.gcc: Add lm32-*-rtems*.
3028 * config/lm32/rtems.h: New file.
3030 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3033 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3035 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3037 * dwarf2out.c (output_compilation_unit_header): For
3038 -gdwarf-4 use version 4 instead of version 3.
3039 (output_line_info): For version 4 and above emit additional
3040 maximum ops per insn header field.
3041 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3043 * dwarf2out.c (is_c_family, is_java): Remove.
3044 (lower_bound_default): New function.
3045 (add_bound_info, gen_descr_array_type_die): Use it.
3047 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3050 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3051 re-declaration when it happens in a function.
3053 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3055 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3056 (cgraph_remove_function_insertion_hook): Same.
3057 (cgraph_call_function_insertion_hooks): Same.
3059 2010-04-01 Richard Guenther <rguenther@suse.de>
3062 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3063 and TREE_THIS_VOLATILE.
3064 (copy_ref_info): Likewise.
3065 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3066 * tree.c (build6_stat): Ignore side-effects of all but arg5
3067 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3070 2010-04-01 Richard Guenther <rguenther@suse.de>
3072 PR tree-optimization/43607
3073 * ipa-type-escape.c (check_call): Do not access non-existing
3076 2010-04-01 Richard Guenther <rguenther@suse.de>
3080 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3081 Jack Howarth <howarth@bromo.med.uc.edu>
3083 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3086 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3088 * doc/install.texi (Prerequisites): Document libelf usability on
3089 IRIX 5/6 and Solaris 2.
3090 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3091 Update GNU as, GNU ld requirements.
3092 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3093 Document Sun Studio compiler download.
3094 Update and simplify as, ld recommendations.
3095 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3097 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3099 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3100 with_tune_32 to pentium4.
3102 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3104 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3106 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3108 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3109 obsoletion, removal.
3111 Document GNU as requirement.
3112 Update configure requirements.
3113 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3114 Recomment IRIX 6.5.18+.
3115 Document IDF/IDL requirement.
3116 Document GNU as requirement.
3117 Document GNU ld bootstrap failure.
3118 Remove freeware.sgi.com reference.
3120 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3122 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3123 UNIX V4.0, V5.0 obsoletion, removal.
3124 Remove --with-gc=simple reference.
3125 Update VM requirements during bootstrap.
3126 Remove -oldas bootstrap description.
3127 Update binutils reference.
3128 Remove comparison failure note.
3130 2010-03-31 Richard Guenther <rguenther@suse.de>
3131 Zdenek Dvorak <ook@ucw.cz>
3132 Sebastian Pop <sebastian.pop@amd.com>
3135 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3136 with multiple arguments.
3137 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3139 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3141 * graphite-dependences.c (print_pddr): Call print_pdr with an
3143 * graphite-poly.c (debug_pdr): Add an extra argument for the
3146 (print_pbb_domain): Same.
3148 (print_scop_context): Same.
3150 (print_cloog): Same.
3151 (debug_pbb_domain): Same.
3155 (debug_scop_context): Same.
3157 (debug_cloog): Same.
3158 (print_scop_params): Same.
3159 (debug_scop_params): Same.
3160 (print_iteration_domain): Same.
3161 (print_iteration_domains): Same.
3162 (debug_iteration_domain): Same.
3163 (debug_iteration_domains): Same.
3164 (print_scattering_function): Same.
3165 (print_scattering_functions): Same.
3166 (debug_scattering_function): Same.
3167 (debug_scattering_functions): Same.
3168 * graphite-poly.h (debug_pdr): Update declaration.
3170 (print_pbb_domain): Same.
3172 (print_scop_context): Same.
3174 (print_cloog): Same.
3175 (debug_pbb_domain): Same.
3179 (debug_scop_context): Same.
3181 (debug_cloog): Same.
3182 (print_scop_params): Same.
3183 (debug_scop_params): Same.
3184 (print_iteration_domain): Same.
3185 (print_iteration_domains): Same.
3186 (debug_iteration_domain): Same.
3187 (debug_iteration_domains): Same.
3188 (print_scattering_function): Same.
3189 (print_scattering_functions): Same.
3190 (debug_scattering_function): Same.
3191 (debug_scattering_functions): Same.
3193 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3195 * graphite-poly.c (print_scattering_function_1): New.
3196 (print_scattering_function): Call it.
3197 (print_scop_params): Remove spaces at the end of lines.
3200 * graphite-poly.h (print_cloog): Declared.
3201 (debug_cloog): Declared.
3203 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3205 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3207 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3208 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3209 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3210 to switch between adding the IV bump in loop->latch or in loop->header.
3212 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3214 * graphite-poly.c (print_scattering_function): Pretty print following
3217 (print_pbb_domain): Same.
3218 (dump_gbb_cases): Same.
3219 (dump_gbb_conditions): Same.
3222 (print_scop_params): Same.
3223 (print_scop_context): Same.
3225 (print_pbb_body): New.
3226 (lst_indent_to): New.
3227 (print_lst): Start new lines with a #.
3228 * graphite-poly.h (pbb_bb): New.
3229 (pbb_index): Use pbb_bb.
3230 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3232 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3234 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3236 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3237 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3238 and 0 instead of 1 for dw_val_class_flag.
3239 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3240 dw_val_class_range_list, dw_val_class_loc_list,
3241 dw_val_class_lineptr and dw_val_class_macptr, use
3242 DW_FORM_flag_present for dw_val_class_flag and
3243 DW_FORM_exprloc for dw_val_class_loc.
3244 (output_die): For -gdwarf-4 print dw_val_class_loc
3245 size as uleb128 instead of 1 or 2 bytes and don't print
3246 anything for dw_val_class_flag.
3248 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3249 instead of cselib_lookup following by tweaking locs->setting_insn.
3252 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3253 even before returning from label, setjmp call or volatile asm
3256 2010-03-31 Richard Guenther <rguenther@suse.de>
3259 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3260 temporary data on stack.
3262 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3264 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3265 (PUSHSECTION_ASM_OP): Remove.
3266 (POPSECTION_ASM_OP): Remove.
3267 (PUSHSECTION_FORMAT): Remove.
3268 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3269 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3270 * config/sol2.c (solaris_output_init_fini): Use it.
3272 2010-03-31 Jie Zhang <jie@codesourcery.com>
3275 * opt-functions.awk (var_type_struct): Use signed char type
3276 for simple variables.
3278 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3280 * config/sol2.c: Include output.h.
3281 (solaris_assemble_visibility): New function.
3282 * config/t-sol2 (sol2.o): Add output.h dependency.
3283 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3284 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3287 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3290 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3291 V2SImode or XFmode on PRE_DEC.
3294 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3297 2010-03-31 Jie Zhang <jie@codesourcery.com>
3300 * reload.h (caller_save_initialized_p): Declare.
3301 * toplev.c (backend_init_target): Don't call
3302 init_caller_save but set caller_save_initialized_p to false.
3303 * caller-save.c (caller_save_initialized_p): Define.
3304 (init_caller_save): Check caller_save_initialized_p.
3305 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3307 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3310 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3311 and soft-fp/t-softfp to tmake_file.
3312 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3313 (LIBGCC2_TF_CEXT): Define.
3316 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3319 * cselib.c (n_useless_values): Document handling of debug locs.
3320 (n_useless_debug_values, n_debug_values): New variables.
3321 (new_elt_loc_list): Don't add to debug values, keep count.
3322 (promote_debug_loc): New.
3323 (cselib_reset_table): Zero new variables.
3324 (entry_and_rtx_equal_p): Promote debug locs.
3325 (discard_useless_locs): Increment n_useless_debug_values for
3327 (remove_useless_values): Adjust n_useless_values and n_debug_values
3328 with n_useless_debug_values.
3329 (add_mem_for_addr): Promote debug locs.
3330 (cselib_lookup_mem): Likewise.
3331 (cselib_lookup_addr): Renamed to...
3332 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3333 (cselib_log_lookup): ... this. Turn into...
3334 (cselib_lookup_addr): ... new wrapper.
3335 (cselib_lookup_from_insn): New.
3336 (cselib_invalidate_regno): Increment n_useless_debug_values for
3338 (cselib_invalidate_mem): Likewise.
3339 (cselib_process_insn): Take n_deleted and n_debug_values into
3340 account to guard remove_useless_value call.
3341 (cselib_finish): Zero n_useless_debug_values.
3342 * cselib.h (cselib_lookup_from_insn): Declare.
3343 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3344 (sched_analyze_2): Likewise.
3346 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3348 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3350 (adjust_mems): Replace narrowing SUBREG of expression containing
3351 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3352 with operations in the narrower mode.
3355 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3356 regs_invalidated_by_call instead all call_used_reg_set registers.
3358 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3361 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3362 pointer comparisons with types_compatible_p.
3363 * tree-vect-stmts.c (vectorizable_call): Same.
3364 (vectorizable_condition): Same.
3366 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3368 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3369 stack check if the mask would be zero.
3371 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3372 Jack Howarth <howarth@bromo.med.uc.edu>
3374 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3377 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3380 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3382 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3383 Include ___unordxf2 and ___unordtf2.
3384 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3387 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3389 * config/lm32/t-lm32: New file.
3390 * config.gcc: Use the above file when targetting lm32.
3392 2010-03-28 Duncan Sands <baldrick@free.fr>
3394 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3396 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3399 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3400 Improve vectorization cost model diagnostic.
3402 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3405 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3406 compute_data_dependences_for_loop returns false, early exit
3407 and output an extra diagnostic for the failed data reference
3410 2010-03-29 Richard Guenther <rguenther@suse.de>
3412 PR tree-optimization/43560
3413 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3414 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3416 2010-03-29 Jie Zhang <jie@codesourcery.com>
3419 * toplev.c (process_options): Set optimization_default_node
3420 and optimization_current_node.
3421 * opts.c (decode_options): Don't set optimization_default_node
3422 and optimization_current_node.
3424 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3426 * config/rtems.h: Abandon -qrtems_debug.
3428 2010-03-28 Jan Hubicka <jh@suse.cz>
3430 PR tree-optimization/43505
3431 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3432 map should not be copied.
3434 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3437 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3438 cdtors, set DECL_PRESERVE_P.
3439 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3442 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3444 PR tree-optimization/43528
3445 * stor-layout.c (place_field): Check that constant fits into
3446 unsigned HWI when skipping calculation of MS bitfield layout.
3448 2010-03-27 Jan Hubicka <jh@suse.cz>
3451 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3452 notice_global_symbol work.
3454 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3456 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3457 instead of dwarf2out_decl.
3458 (struct var_loc_node): Remove section_label field.
3459 (dwarf2out_function_decl): New function.
3460 (dwarf2out_var_location): Don't set section_label field.
3461 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3463 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3465 PR tree-optimization/43544
3466 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3467 First argument for builtin vectorized function hook is now a
3468 tree to be able to distinguish between machine specific and
3470 * targhooks.c (default_builtin_vectorized_function): Ditto.
3471 * targhooks.h (default_builtin_vectorized_function): Ditto.
3472 * target.h (struct gcc_target): Ditto.
3473 * tree-vect-stmts.c (vectorizable_function): Ditto.
3474 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3475 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3478 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3481 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3482 nested binding iff it is a FUNCTION_DECL.
3483 (store_parm_decls_newstyle): Pass nested=true to bind for
3484 FUNCTION_DECLs amongst parameters.
3486 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3488 * var-tracking.c (vt_expand_loc_callback): Don't run
3489 cselib_expand_value_rtx_cb in dummy mode if
3490 cselib_dummy_expand_value_rtx_cb returned false.
3492 * var-tracking.c (emit_note_insn_var_location): For one part
3493 notes with offset 0, don't add EXPR_LIST around the location.
3494 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3495 add_location_or_const_value_attribute): Adjust for that change.
3498 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3499 into first operand and location into second.
3500 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3501 dw_cfi_oprnd_loc for DW_CFA_expression.
3502 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3503 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3504 assume first argument is regnum and second argument is location.
3506 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3509 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3510 of scratch register to DImode. Split to DImode comparison operator.
3511 Use SImode subreg of scratch register in the multiplication.
3512 (*cmp_sadd_sidi): Ditto.
3513 (*cmp_ssub_si): Ditto.
3514 (*cmp_ssub_sidi): Ditto.
3516 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3519 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3520 Remove invalid assert and wrong comment.
3522 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3525 * flags.h (final_insns_dump_p): New extern.
3526 * final.c (final_insns_dump_p): New variable.
3527 (rest_of_clean_state): Set it before -fdump-final-insns=
3528 dumping, clear afterwards.
3529 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3530 MEM_ALIAS_SET on MEMs.
3532 2010-03-26 David S. Miller <davem@davemloft.net>
3534 * configure.ac: Fix sparc GOTDATA_OP bug check.
3535 * configure: Rebuild.
3537 2010-03-26 Alan Modra <amodra@gmail.com>
3539 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3541 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3543 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3544 TLS_SECTION_ASM_FLAG.
3546 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3549 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3550 Clear first_function_block_is_cold.
3553 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3554 argument if the argument is truth_value_p.
3556 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3558 * config/rs6000/constraints.md: Update copyright year for my changes.
3561 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3562 used in reg+reg addressing, swap registers.
3564 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3567 * target.h (struct gcc_target): Add code_end hook.
3568 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3570 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3571 * toplev.c (compile_file): Call targetm.asm_out.code_end
3572 hook before unwind info/debug info output.
3573 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3574 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3575 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3576 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3577 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3578 * config/i386/i386.c (ix86_file_end): Renamed to...
3579 (ix86_code_end): ... this. Make static. Don't call
3580 file_end_indicate_exec_stack. Emit unwind info using
3581 final_start_function/final_end_function.
3582 (darwin_x86_file_end): Remove.
3583 (TARGET_ASM_CODE_END): Define.
3584 * config/i386/i386.h (TARGET_ASM_FILE_END,
3585 NEED_INDICATE_EXEC_STACK): Don't define.
3586 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3587 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3588 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3589 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3592 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3593 at the beginning and final_end_function at the end.
3594 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3596 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3598 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3599 and Sun as TLS syntax.
3600 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3601 * configure: Regenerate.
3602 * config.in: Regenerate.
3603 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3604 (default_elf_asm_named_section): Use it.
3605 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3606 (i386_output_dwarf_dtprel): Likewise.
3607 (output_addr_const_extra): Likewise.
3608 (output_pic_addr_const): Lowercase @GOTTPOFF.
3609 (output_addr_const_extra): Likewise.
3610 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3611 (output_addr_const_extra): Likewise.
3612 (output_pic_addr_const): Lowercase @INDNTPOFF.
3613 (output_addr_const_extra): Likewise.
3614 (output_pic_addr_const): Lowercase @NTPOFF.
3615 (output_addr_const_extra): Likewise.
3616 (output_pic_addr_const): Lowercase @TPOFF.
3617 (output_addr_const_extra): Likewise.
3618 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3619 (*tls_global_dynamic_64): Likewise.
3620 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3621 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3623 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3624 (ASM_OUTPUT_TLS_COMMON): Use it.
3625 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3628 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3629 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3630 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3631 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3632 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3633 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3635 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3637 * config/i386/i386.c (override_options): Don't accept
3638 -mtls-dialect=sun any longer.
3639 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3640 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3641 (*tls_local_dynamic_base_32_sun): Likewise.
3642 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3644 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3647 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3648 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3651 * ira.c (adjust_cleared_regs): New function.
3652 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3656 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3658 * expr.c (expand_expr_real): Restore previous
3659 curr_insn_source_location and curr_insn_block after
3660 expand_expr_real_1 call.
3661 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3662 instead of expand_expr_real_1.
3664 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3666 PR rtl-optimization/43413
3667 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3670 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3673 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3674 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3676 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3678 * config/i386/i386.c (ix86_target_string): Add -mfma.
3679 Fix a typo in comment.
3681 2010-03-22 Mike Stump <mikestump@comcast.net>
3684 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3685 Don't overly align based upon packed packed fields.
3687 2010-03-22 Jason Merrill <jason@redhat.com>
3689 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3690 Use () rather than [], and move before the element type.
3692 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3694 * doc/configfiles.texi (Configuration Files): Removed
3695 fixinc/Makefile*, intl/Makefile.*.
3696 * doc/makefile.texi: Fixed markup. Abstract from version
3697 control system used.
3698 (Makefile): Removed obsolete gcc/java/parse.y example.
3699 * doc/sourcebuild.texi: Likewise.
3700 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3701 libgomp, libssp. Removed fastjar.
3702 (Miscellaneous Docs): Clarify location.
3703 Added COPYING3, COPYING3.LIB.
3704 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3706 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3709 * config/i386/i386.c (x86_function_profiler)
3710 [!NO_PROFILE_COUNTERS]: Fix typo.
3711 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3714 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3715 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3717 * doc/sourcebuild.texi (Test Directives): Split into six
3718 subsections, with most of the current text in new subsections
3719 Directives, Selectors, and Final Actions.
3720 (Directives): Split list of test directives into multiple
3722 (Selectors): Describe use and syntax of selectors.
3723 (Effective-Target Keywords): Describe all existing keywords.
3724 (Add Options): Describe features for dg-add-options.
3725 (Require Support): Describe variants of dg-require-support.
3726 (Final Actions): Describe commands to use in dg-final.
3728 2010-03-22 Michael Matz <matz@suse.de>
3731 * recog.c (validate_replace_rtx_group): Replace also in
3732 REG_EQUAL and REG_EQUIV notes.
3734 2010-03-22 Richard Guenther <rguenther@suse.de>
3736 PR tree-optimization/43390
3737 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3738 sure vector extracts are type correct.
3740 2010-03-22 Richard Guenther <rguenther@suse.de>
3743 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3744 x * sqrt (x) even when optimizing for size if the target
3745 has native support for sqrt.
3747 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3749 * varasm.c (make_decl_rtl_for_debug): Also clear
3750 flag_mudflap for the duration of make_decl_rtl call.
3753 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3754 locs from preserved VALUEs.
3756 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3759 * pa.md (movmemsi): Set align to one if zero.
3760 (movmemdi): Likewise.
3762 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3765 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3766 with their corresponding prologue pushes.
3768 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3771 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3772 at the begining or end.
3773 (spu_expand_epilogue): Likewise.
3775 2010-03-20 Richard Guenther <rguenther@suse.de>
3777 PR rtl-optimization/43438
3778 * combine.c (make_extraction): Properly zero-/sign-extend an
3779 extraction of the low part of a CONST_INT. Also handle
3782 2010-03-19 Mike Stump <mikestump@comcast.net>
3784 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3785 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3786 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3788 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3791 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3794 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3796 PR rtl-optimization/42258
3797 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3798 use that may match DEF.
3801 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3802 the cost of loading the constant rather than assuming
3804 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3805 outer code is AND, do the same tests as the andsi3 expander and
3806 return COSTS_N_INSNS (1) if and is cheap.
3808 * optabs.c (avoid_expensive_constant): Fix formatting.
3810 2010-03-19 Michael Matz <matz@suse.de>
3813 * attribs.c (decl_attributes): When rebuilding a function pointer
3814 type use the same qualifiers as the original pointer type.
3816 2010-03-19 Martin Jambor <mjambor@suse.cz>
3818 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3819 and is_gimple_ip_invariant_address.
3821 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3824 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3826 * config/arm/arm.c (arm_override_options): Turn off
3827 flag_dwarf2_cfi_asm for AAPCS variants.
3829 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3832 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3833 Use PRE_MODIFY instead of PRE_DEC.
3834 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3835 (vfp_emit_fstmd): Likewise.
3837 2010-03-19 Michael Matz <matz@suse.de>
3840 * builtins.c (expand_builtin_interclass_mathfn,
3841 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3844 2010-03-19 Richard Guenther <rguenther@suse.de>
3846 PR tree-optimization/43415
3847 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3848 (phi_translate_1): ... this.
3849 (phi_translate): Move all caching here. Cache all NARY
3850 and REFERENCE translations.
3852 2010-03-19 David S. Miller <davem@davemloft.net>
3854 With help from Eric Botcazou.
3855 * config/sparc/sparc.c: Include dwarf2out.h.
3856 (emit_pic_helper): Delete.
3857 (pic_helper_symbol_name): Delete.
3858 (pic_helper_emitted_p): Delete.
3859 (pic_helper_needed): New.
3860 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3861 (get_pc_thunk_name): New.
3862 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3863 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3864 Set pic_helper_needed to true. Don't call emit_pic_helper.
3865 (sparc_expand_prologue): Update load_pic_register call.
3866 (sparc_output_mi_thunk): Likewise.
3867 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3868 thunk if possible. Output CFI information as needed.
3870 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3871 Jack Howarth <howarth@bromo.med.uc.edu>
3874 * config/i386/i386.h: Fix ABI on darwin x86-32.
3876 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3878 * tree.h: Declare make_decl_rtl_for_debug.
3879 * varasm.c (make_decl_rtl_for_debug): New.
3880 * dwarf2out.c (rtl_for_decl_location): Call it.
3881 * cfgexpand.c (expand_debug_expr): Call it.
3883 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3886 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3890 * var-tracking.c (vt_init_cfa_base): Do nothing if
3891 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3893 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3896 * var-tracking.c (canonicalize_vars_star): New.
3897 (dataflow_post_merge_adjust): Use it.
3899 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3902 * var-tracking.c (non_suitable_const): New function.
3903 (add_uses): For DEBUG_INSNs with constants, don't record any
3904 value, instead just the constant value itself.
3905 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3906 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3907 (emit_notes_in_bb): Likewise.
3908 (emit_note_insn_var_location): For onepart variables if
3909 cur_loc is a VOIDmode constant, use DECL_MODE.
3911 2010-03-18 Martin Jambor <mjambor@suse.cz>
3914 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3915 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3916 all non-clones. Moved call redirection...
3917 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3918 (cgraph_materialize_all_clones): Dispose of all
3919 combined_args_to_skip bitmaps.
3920 (verify_cgraph_node): Do not check for edges pointing to wrong
3921 nodes in inline clones.
3922 * tree-inline.c (copy_bb): Call
3923 cgraph_redirect_edge_call_stmt_to_callee.
3924 * ipa.c (cgraph_remove_unreachable_nodes): Call
3925 cgraph_node_remove_callees even when there are used clones.
3927 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3929 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3931 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3934 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3937 2010-03-18 Michael Matz <matz@suse.de>
3940 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3941 into sqrt(x) if we need to preserve signed zeros.
3943 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3944 Eric Botcazou <ebotcazou@adacore.com>
3946 PR rtl-optimization/43360
3947 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3948 note if we don't know its invariant status.
3950 2010-03-18 Michael Matz <matz@suse.de>
3952 PR tree-optimization/43402
3953 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3954 PHI chains of ssa names registered for update.
3956 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3959 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3960 non-offsettable and pre_modify update addressing.
3961 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3962 and "2" alternatives "#".
3963 (*movdd_softfloat32): Make all alternatives "#";
3964 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3965 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3966 (*movdf_softfloat32): Make all alternatives "#";
3967 (movdi): Use the new DIFD mode iterator to create a common splitter
3968 for movdi, movdf and movdd patterns.
3970 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3972 * common.opt (dumpdir): Remove redundant tab.
3974 2010-03-17 Martin Jambor <mjambor@suse.cz>
3976 PR tree-optimization/43347
3977 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3978 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3980 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3982 PR rtl-optimization/42216
3983 * regrename.c (create_new_chain): New function, broken out from...
3984 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3985 appending a use to an empty chain.
3986 (build_def_use): Remove previous changes that convert OP_INOUT to
3987 OP_OUT operands; instead detect the case where an OP_INOUT operand
3988 uses a previously untracked register and create an empty chain for it.
3990 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3992 * doc/extend.texi (Function Attributes): Rewrite unfinished
3993 sentence in ms_abi documentation.
3995 2010-03-17 Alan Modra <amodra@gmail.com>
3997 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3998 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3999 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4000 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4002 2010-03-16 Richard Henderson <rth@redhat.com>
4005 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4006 (lower_try_finally): Save and restore eh_seq around the expansion
4009 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4011 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4012 statements before splitting block.
4014 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4016 * doc/sourcebuild.texi (Testsuites): Fix markup.
4017 Use pathnames relative to gcc/testsuite.
4018 (Test Directives): Move description of how timeout is determined.
4019 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4020 (C Tests): Correct gcc.misc-tests directory.
4021 Framework tests now live in gcc.test-framework.
4023 2010-03-16 Richard Guenther <rguenther@suse.de>
4026 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4027 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4029 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4030 Alexandre Oliva <aoliva@redhat.com>
4032 PR tree-optimization/42917
4033 * lambda-code.c (remove_iv): Skip debug statements.
4034 (lambda_loopnest_to_gcc_loopnest): Likewise.
4035 (not_interesting_stmt): Debug statements are not interesting.
4037 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4041 * cselib.c (cselib_preserve_constants,
4042 cfa_base_preserved_val): New static variables.
4043 (preserve_only_constants): New function.
4044 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4045 clear its REG_VALUES. If cselib_preserve_constants, don't
4046 empty the whole hash table, but preserve there VALUEs with constants,
4047 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4048 (cselib_preserve_cfa_base_value): New function.
4049 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4050 (cselib_init): Change argument to int bitfield. Set
4051 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4053 (cselib_finish): Clear cselib_preserve_constants and
4054 cfa_base_preserved_val.
4055 * cselib.h (enum cselib_record_what): New enum.
4056 (cselib_init): Change argument to int.
4057 (cselib_preserve_cfa_base_value): New prototype.
4058 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4059 * dse.c (dse_step1): Likewise.
4060 * cfgcleanup.c (thread_jump): Likewise.
4061 * sched-deps.c (sched_analyze): Likewise.
4062 * gcse.c (local_cprop_pass): Likewise.
4063 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4064 If FN is non-NULL, call the callback always and whenever it returns
4065 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4066 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4067 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4068 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4069 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4070 * var-tracking.c: Include recog.h.
4071 (bb_stack_adjust_offset): Remove.
4072 (vt_stack_adjustments): Don't call it, instead just gather the
4073 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4074 (adjust_stack_reference): Remove.
4075 (compute_cfa_pointer): New function.
4076 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4077 (struct adjust_mem_data): New type.
4078 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4080 (get_address_mode): New function.
4081 (replace_expr_with_values): Use it.
4082 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4083 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4084 (adjust_sets): Remove.
4085 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4086 Use get_address_mode.
4087 (get_adjusted_src): Remove.
4088 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4089 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4090 (add_with_sets): Don't call adjust_sets.
4091 (fp_setter, vt_init_cfa_base): New functions.
4092 (vt_initialize): Change return type to bool. Move most of pool etc.
4093 initialization to the beginning of the function from end. Pass
4094 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4095 If !frame_pointer_needed, call vt_stack_adjustment before mos
4096 vector is filled, call vt_init_cfa_base if argp/framep has been
4097 eliminated to sp. If frame_pointer_needed and argp/framep has
4098 been eliminated to hard frame pointer, set
4099 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4100 encountering fp setter in the prologue. For MO_ADJUST, call
4101 log_op_type before pusing the op into mos vector, not afterwards.
4102 Call adjust_insn before cselib_process_insn/add_with_sets,
4103 call cancel_changes (0) afterwards.
4104 (variable_tracking_main_1): Adjust for vt_initialize calling
4105 vt_stack_adjustments and returning whether it succeeded or not.
4107 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4109 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4112 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4114 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4116 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4117 drap_reg has not been set.
4119 2010-03-15 Michael Matz <matz@suse.de>
4122 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4123 use it to expand block copies.
4124 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4125 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4126 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4128 2010-03-15 Richard Guenther <rguenther@suse.de>
4130 PR tree-optimization/43367
4131 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4134 2010-03-15 Richard Guenther <rguenther@suse.de>
4136 PR tree-optimization/43317
4137 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4139 2010-03-15 Martin Jambor <mjambor@suse.cz>
4141 PR tree-optimization/43141
4142 * tree-sra.c (create_abstract_origin): New function.
4143 (modify_function): Call create_abstract_origin.
4145 2010-03-15 Chris Demetriou <cgd@google.com>
4147 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4150 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4153 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4154 call insert_out_of_ssa_copy for default definitions.
4156 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4158 * graphite-clast-to-gimple.c (my_long_long): Defined.
4159 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4160 * graphite-sese-to-poly.c (my_long_long): Defined.
4161 (scop_ivs_can_be_represented): Use it.
4163 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4165 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4166 graphite-max-bbs-per-function, and loop-block-tile-size.
4167 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4169 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4171 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4173 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4174 forward declaration.
4175 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4176 (add_upper_bounds_from_estimated_nit): New.
4177 (build_loop_iteration_domains): Use it.
4179 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4181 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4183 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4186 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4187 should be an INTEGER_CST. Also handle CASE_CONVERT.
4189 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4191 * graphite.c (graphite_initialize): To bound the number of bbs per
4192 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4193 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4194 * doc/invoke.texi: Document it.
4196 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4198 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4199 * graphite-sese-to-poly.h (build_poly_scop): Same.
4201 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4203 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4204 the number of parameters in the scop. Use as an upper bound
4205 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4206 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4207 * doc/invoke.texi: Document it.
4209 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4211 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4212 * doc/c-tree.texi: Remove.
4213 * doc/generic.texi: Merge c-tree.texi here.
4214 * doc/gccint.texi (Trees): Remove menu entry.
4215 (c-tree.texi): Remove @include.
4216 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4217 * doc/languages.texi (Reading RTL): Ditto.
4219 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4222 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4224 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4227 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4228 code added to work around reload clobbering CONST insns.
4230 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4232 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4233 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4234 (cselib_preserve_only_values): Remove retain argument, don't
4235 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4236 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4237 * var-tracking.c (micro_operation): Move insn field before union.
4238 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4239 (struct variable_tracking_info_def): Remove n_mos field, change
4240 mos into a vector of micro_operations.
4241 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4242 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4243 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4244 changing into a vector.
4245 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4246 come before all other uops generated by add_stores.
4247 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4249 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4250 a vector. Run just one pass over the bbs instead of separate counting
4251 and computation phase.
4252 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4255 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4256 into *nonlocalized_list vector.
4257 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4258 even if origin is non-NULL.
4259 (gen_variable_die): Likewise.
4260 (process_scope_var): Don't change origin.
4261 (gen_decl_die): Likewise.
4262 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4263 before adding new edges instead of after it, fix moving over
4266 2010-03-11 David S. Miller <davem@davemloft.net>
4268 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4270 * configure: Rebuild.
4272 2010-03-11 Martin Jambor <mjambor@suse.cz>
4274 PR tree-optimization/43257
4275 * tree.c (assign_assembler_name_if_neeeded): New function.
4276 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4278 * tree.h (assign_assembler_name_if_neeeded): Declare.
4279 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4280 the function if needed.
4282 2010-03-11 Chris Demetriou <cgd@google.com>
4284 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4285 include/stdint-gcc.h, and include/stdint.h world-readable.
4287 2010-03-11 Richard Guenther <rguenther@suse.de>
4289 PR tree-optimization/43255
4290 * tree-vrp.c (process_assert_insertions_for): Do not insert
4291 asserts for trivial conditions.
4293 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4295 PR tree-optimization/43280
4296 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4297 generation. Move calculation of size out of the if branch.
4298 (find_bswap): Modify compare number generation.
4300 2010-03-11 Richard Guenther <rguenther@suse.de>
4303 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4304 (input_gimple_stmt): Fixup handled component types during
4305 operand read. Also fix up decls in ADDR_EXPRs.
4307 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4309 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4310 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4312 2010-03-10 Jan Hubicka <jh@suse.cz>
4315 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4316 * varasm.c (get_variable_section): Don't do that here...
4317 (make_decl_rtl): ... and here.
4318 (do_assemble_alias): Produce decl RTL.
4319 (assemble_alias): Likewise.
4321 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4324 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4325 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4327 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4328 (based_loc_descr): Only express drap or vdrap regno based expressions
4329 using DW_OP_fbreg when not optimizing.
4330 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4331 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4332 REG_CFA_SET_VDRAP note.
4334 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4336 PR tree-optimization/43236
4337 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4338 error in calculation of base address in reverse iteration case.
4339 (generate_builtin): Take number of latch executions if the statement
4342 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4345 * tree-eh.c: Include pointer-set.h.
4346 (lower_eh_dispatch): Filter out duplicate case labels and
4347 remove the unneeded edge when the label is unused. Return
4348 true when some edges are removed.
4349 (execute_lower_eh_dispatch): When any lowering resulted in
4350 removing an edge, also delete unreachable blocks.
4352 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4355 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4356 UNSPEC_MACHOPIC_OFFSET.
4358 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4361 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4362 (m68k_delegitimize_address): New function.
4364 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4367 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4370 * var-tracking.c (adjust_sets): New function.
4371 (count_with_sets, add_with_sets): Use it.
4372 (get_adjusted_src): New inline function.
4373 (add_stores): Use it.
4376 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4377 call cselib_dummy_expand_value_rtx_cb instead of
4378 cselib_expand_value_rtx_cb.
4381 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4382 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4383 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4384 and .cfi_endproc around the pic thunks.
4385 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4386 all queued unwind info register saves are saved before the call.
4387 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4388 considered as sp-=4 for unwind info and the pop as sp+=4 which
4389 also clobbers dest, but doesn't actually restore it.
4392 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4393 RTX_FRAME_RELATED_P.
4395 2010-03-09 Jie Zhang <jie@codesourcery.com>
4397 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4398 whitespaces in output template.
4400 2010-03-09 Jie Zhang <jie@codesourcery.com>
4402 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4405 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4407 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4408 builtins.exp in a separate job.
4410 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4412 * graphite-sese-to-poly.c (add_param_constraints): Use
4413 lower_bound_in_type and upper_bound_in_type.
4415 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4417 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4418 instead of unsigned_type_node.
4420 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4421 Reza Yazdani <reza.yazdani@amd.com>
4424 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4425 on pointer type parameters.
4427 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4431 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4432 handle conversions from pointer to integers.
4433 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4434 induction variable, to be able to work with code generated by CLooG.
4435 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4436 (build_poly_scop): Bail out if we cannot codegen a loop.
4438 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4440 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4441 code generation with gloog_error.
4443 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4445 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4446 Call fold_convert on all the returned values.
4447 (expand_scalar_variables_expr): Pass to
4448 expand_scalar_variables_ssa_name the type of the resulting expression.
4450 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4452 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4453 ppl_min_for_le_pointset.
4454 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4455 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4457 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4459 * graphite-dependences.c (map_into_dep_poly): Removed.
4460 (dependence_polyhedron_1): Use combine_context_id_scat.
4462 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4464 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4465 (struct poly_bb): Same.
4466 (combine_context_id_scat): New.
4468 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4471 * sese.c (name_defined_in_loop_p): Return false for default
4474 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4476 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4477 and clean up the logic.
4479 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4481 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4484 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4486 * var-tracking.c (remove_cselib_value_chains): Define only for
4488 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4489 delete_slot_part, emit_notes_for_differences_1): Don't call
4490 remove_cselib_value_chains here.
4491 (set_slot_part, emit_notes_for_differences_2): Don't call
4492 add_cselib_value_chains here.
4493 (preserved_values): New vector.
4494 (preserve_value): New function.
4495 (add_uses, add_stores, vt_add_function_parameters): Use it
4496 instead of cselib_preserve_value.
4497 (changed_values_stack): New vector.
4498 (check_changed_vars_0): New function.
4499 (check_changed_vars_1, check_changed_vars_2): Use it.
4500 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4501 changed_values_stack VALUEs.
4502 (vt_emit_notes): For all preserved_values call
4503 add_cselib_value_chains. If ENABLE_CHECKING call
4504 remove_cselib_value_chains before verifying value_chains is empty.
4505 Initialize and free changed_values_stack.
4506 (vt_initialize): Initialize preserved_values.
4507 (vt_finalize): Free preserved_values.
4509 2010-03-08 Richard Guenther <rguenther@suse.de>
4511 PR tree-optimization/43269
4512 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4515 2010-03-08 Martin Jambor <mjambor@suse.cz>
4517 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4518 (ipa_is_param_called): Removed.
4519 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4520 (ipa_print_node_params): Do not print the called flag.
4521 (ipa_write_node_info): Do not stream the called flag.
4522 (ipa_read_node_info): Likewise.
4524 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4527 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4528 * cselib.c (struct expand_value_data): Add dummy field.
4529 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4531 (cselib_dummy_expand_value_rtx_cb): New function.
4532 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4534 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4535 * var-tracking.c: Include pointer-set.h.
4536 (variable): Change n_var_parts to char from int. Add
4537 cur_loc_changed and in_changed_variables fields.
4538 (variable_canonicalize): Remove.
4539 (shared_var_p): New inline function.
4540 (unshare_variable): Maintain cur_loc_changed and
4541 in_changed_variables fields. If var was in changed_variables,
4542 replace it there with new_var. Just copy cur_loc instead of
4543 resetting it to something else.
4544 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4545 (dataflow_set_union): Don't call variable_canonicalize.
4546 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4547 of their DEBUG_EXPR_TREE_DECLs.
4548 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4549 and in_changed_variables and cur_loc_changed is false.
4550 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4551 and cur_loc_changed. Don't update cur_loc here.
4552 (variable_merge_over_src): Don't call variable_canonicalize.
4553 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4554 removing loc that is equal to cur_loc, clear cur_loc,
4555 set cur_loc_changed and ensure variable_was_changed is called.
4556 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4557 compare pointers in cur_loc check, if it is equal to loc,
4558 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4559 (variable_different_p): Remove compare_current_location argument,
4560 don't compare cur_loc.
4561 (dataflow_set_different_1): Adjust variable_different_p caller.
4562 (variable_was_changed): If dv had some var in changed_variables
4563 already, reset in_changed_variables flag for it and propagate
4564 cur_loc_changed over to the new variable. On empty var
4565 always set cur_loc_changed. Set in_changed_variables on whatever
4566 var is added to changed_variables.
4567 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4568 Use shared_var_p. When removing loc that is equal to cur_loc,
4569 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4570 end, don't set it to something else, just call variable_was_changed.
4571 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4572 loc being removed, clear cur_loc and set cur_loc_changed.
4573 Set cur_loc_changed if all locations have been removed.
4574 (struct expand_loc_callback_data): New type.
4575 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4576 allocated. Always create SUBREGs if simplify_subreg failed.
4577 Prefer to use cur_loc, when that fails and still in
4578 changed_variables (and seen first time) recompute it. Set
4579 cur_loc_changed of variables which had to change cur_loc and
4580 compute elcd->cur_loc_changed if any of the subexpressions used
4581 had to change cur_loc.
4582 (vt_expand_loc): Adjust to pass arguments in
4583 expand_loc_callback_data structure.
4584 (vt_expand_loc_dummy): New function.
4585 (emitted_notes): New variable.
4586 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4587 that weren't used for any other decl in current
4588 emit_notes_for_changes call call vt_expand_loc_dummy to update
4589 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4590 first loc_chain location if NULL before. Always use just
4591 cur_loc instead of first loc_chain location. When cur_loc_changed
4592 is false, when not --enable-checking=rtl just don't emit any note.
4593 When rtl checking, compute the note and assert it is the same
4594 as previous note. Clear cur_loc_changed and in_changed_variables
4595 at the end before removing from changed_variables.
4596 (check_changed_vars_3): New function.
4597 (emit_notes_for_changes): Traverse changed_vars to call
4598 check_changed_vars_3 on each changed var.
4599 (emit_notes_for_differences_1): Clear cur_loc_changed and
4600 in_changed_variables. Recompute cur_loc of new_var.
4601 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4602 (vt_emit_notes): Initialize and destroy emitted_notes.
4604 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4606 PR rtl-optimization/42220
4607 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4608 Use verify_reg_tracked to determine if we should use OP_OUT rather
4610 (build_def_use): If we see an in-out operand for a register that we
4611 know nothing about, treat is an output if possible, fail the block if
4614 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4617 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4620 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4623 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4624 uses of relevant DEFs that are dead outside the loop too.
4626 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4628 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4630 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4632 * var-tracking.c (values_to_unmark): New variable.
4633 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4634 values_to_unmark vector. Moved body to...
4635 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4636 instead queue it into values_to_unmark vector.
4637 (vt_find_locations): Free values_to_unmark vector.
4639 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4641 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4642 (site.exp): Export them when plugins are enabled.
4644 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4647 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4649 (chrec_fold_multiply): Same.
4651 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4654 * c-decl.c (build_compound_literal): Return early if init is
4657 2010-03-04 Martin Jambor <mjambor@suse.cz>
4659 PR tree-optimization/43164
4660 PR tree-optimization/43191
4661 * tree-sra.c (type_consists_of_records_p): Reject records with
4662 zero-size bit-fields at the end.
4664 2010-03-04 Mike Stump <mikestump@comcast.net>
4666 * Makefile.in (TAGS): Remove *.y.
4668 2010-03-04 Richard Guenther <rguenther@suse.de>
4670 PR tree-optimization/40761
4671 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4673 (my_rev_post_order_compute): New function.
4674 (init_pre): Call it.
4676 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4679 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4680 decrease the cost of an IV candidate when the cost is infinite.
4682 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4684 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4685 Use '3DNow!' for the extension of that name, ensure normal space
4687 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4689 2010-03-03 Jeff Law <law@redhat.com>
4691 * PR middle-end/32693
4692 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4693 than gen_rtx_SUBREG.
4694 (extract_bit_field_1): Likewise.
4696 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4698 * doc/sourcebuild.texi (Test directives): Document that arguments
4699 include-opts and exclude-opts are now optional for dg-skip-if,
4700 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4702 2010-03-03 Jason Merrill <jason@redhat.com>
4705 * cgraph.h (varpool_node): Add extra_name field.
4706 * varpool.c (varpool_extra_name_alias): New.
4707 (varpool_assemble_decl): Emit extra name aliases.
4708 (varpool_mark_needed_node): Look past an extra name alias.
4709 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4710 * lto-streamer-in.c (lto_input_tree): Read it.
4711 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4713 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4715 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4716 (sparc*-*-solaris2*): ...this.
4718 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4721 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4722 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4723 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4724 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4727 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4728 fallthrough to default handling, just with want_address 0 instead of 2.
4729 For single element lists, add_AT_loc directly, otherwise create an
4730 artificial variable DIE and stick location list to it.
4733 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4734 (VAL_EXPR_HAS_REVERSE): Define.
4735 (reverse_op): New function.
4736 (add_stores): For reversible operations add an extra MO_VAL_USE.
4738 2010-03-02 Jason Merrill <jason@redhat.com>
4740 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4742 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4744 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4745 (sparc64-*-linux*): Likewise.
4746 (sparc64-*-solaris2*): Include assembler files before linker ones.
4747 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4748 * config/sparc/gas.h: Delete.
4749 * config/sparc/sol2-64.h: Add copyright notice.
4750 * config/sparc/sol2-gas-bi.h: Likewise.
4751 * config/sparc/sol2-gld.h: Likewise.
4752 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4753 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4754 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4755 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4756 (sparc_elf_asm_named_section): Rename into...
4757 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4759 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4761 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4763 2010-03-02 Jeff Law <law@redhat.com>
4766 * reload1.c (rtx_p, substitute_stack): Declare.
4767 (substitute): Record addresses of changed rtxs.
4768 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4769 Restore the original rtx when complete.
4770 (reload): Free subsitute_stack when complete.
4772 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4774 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4775 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4777 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4778 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4779 Torture Tests): Change from subsection to section.
4781 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4782 Steven Bosscher <steven@gcc.gnu.org>
4784 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4787 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4790 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4791 the assignment from the new induction variable to the assignment
4792 of the value from the original loop PHI function.
4794 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4795 Daniel Jacobowitz <dan@codesourcery.com>
4797 * doc/sourcebuild.texi (Test directives): Clarify options to
4800 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4802 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4803 Disable cfi directives unless GCC and gas agree on using read-only
4804 .eh_frame sections for 64-bit.
4805 * configure: Regenerate.
4807 2010-03-01 Richard Guenther <rguenther@suse.de>
4809 PR tree-optimization/43220
4810 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4811 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4813 2010-03-01 Richard Guenther <rguenther@suse.de>
4814 Martin Jambor <mjambor@suse.cz>
4817 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4818 gimplified parameters.
4820 2010-03-01 Christian Bruel <christian.bruel@st.com>
4822 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4824 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4826 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4828 2010-03-01 Richard Guenther <rguenther@suse.de>
4831 * expr.c (expand_assignment): Use the alias-oracle to tell
4832 if the rhs aliases the result decl.
4834 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4837 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4838 to sol_gt_pch_get_address.
4839 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4840 64-bit, SPARC and x86.
4841 (sol_gt_pch_get_address): New function.
4843 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4845 * toplev.h (inform_n, error_n): Declare.
4846 * diagnostic.c (inform_n, error_n): New function.
4848 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4850 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4851 has no rtl yet when processing local_decls, queue it and recheck
4852 if deferred stack allocation hasn't assigned it rtl.
4854 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4856 * config/sh/sh.c (unspec_bbr_uid): New.
4857 (gen_block_redirect): Use it instead of INSN_UID.
4858 (gen_far_branch): Likewise.
4860 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4862 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4863 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4865 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4867 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4868 (Warning Options): -Wno-conversion-null is valid for
4869 Objective-C++ as well.
4870 * doc/tm.texi (Named Address Spaces): Likewise.
4871 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4872 * doc/tree-ssa.texi (Tree SSA): Likewise.
4874 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4877 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4878 by default. Don't set the default arch for
4879 i[34567]86-*-darwin*|x86_64-*-darwin*.
4881 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4884 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4885 default. Set the default 32bit/64bit archs with $with_arch
4886 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4888 2010-02-27 Richard Guenther <rguenther@suse.de>
4890 PR tree-optimization/43186
4891 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4892 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4893 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4894 unroller iterations.
4896 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4898 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4899 required and i[34567]86-*-* targets don't support 64bit ISA.
4901 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4904 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4907 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4909 * config.gcc: Set the default arch at least to Prescott for
4910 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4911 if SSE math is enabled.
4913 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4915 * diagnostic.c (diagnostic_initialize): Update.
4916 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4918 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4919 (diagnostic_inhibit_notes): New.
4920 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4922 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4925 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4926 * doc/standards.texi: Likewise.
4927 * doc/extend.texi: Likewise.
4928 * doc/trouble.texi: Likewise.
4929 * doc/cppopts.texi: Likewise.
4930 * doc/install.texi: Likewise.
4931 * c.opt (std=c90,std=gnu90): New options.
4932 * c-opts.c (c_common_handle_option): Handle them.
4934 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4937 * c-decl.c (undeclared_variable): Use an informative note.
4939 2010-02-26 Richard Guenther <rguenther@suse.de>
4941 PR tree-optimization/43186
4942 * gimple.h (gimple_fold): Remove.
4943 * gimple.c (gimple_fold): Remove. Inline into single user ...
4944 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4945 Try harder for conditions.
4947 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4950 * function.c (used_types_insert): Don't skip through named pointer
4951 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4952 and it is different from the main variant's type.
4954 2010-02-26 Nick Clifton <nickc@redhat.com>
4956 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4958 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4960 * config.gcc: Support --with-fpmath=sse for x86.
4962 * config/i386/ssemath.h: New.
4964 * doc/install.texi (--with-fpmath=sse): Documented.
4966 2010-02-26 Richard Guenther <rguenther@suse.de>
4968 PR tree-optimization/43188
4969 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4970 vector types of over-aligned element type.
4972 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4975 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4976 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4978 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4980 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4982 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4984 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4985 * var-tracking.c: Include diagnostic.h.
4986 (debug_dv): New function.
4987 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4990 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4991 (add_value_chain, add_value_chains, remove_value_chain,
4992 remove_value_chains): Handle DEBUG_EXPRs.
4993 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4996 * regcprop.c (struct queued_debug_insn_change): New type.
4997 (struct value_data_entry): Add debug_insn_changes field.
4998 (struct value_data): Add n_debug_insn_changes field.
4999 (debug_insn_changes_pool): New variable.
5000 (free_debug_insn_changes, apply_debug_insn_changes,
5001 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5002 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5003 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5005 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5007 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5008 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5009 changes, call cprop_find_used_regs via note_stores.
5010 (copyprop_hardreg_forward): When copying vd from predecessor
5011 which has any queued DEBUG_INSN changes, make sure the pointers are
5012 cleared. At the end call df_analyze and then if there are any
5013 DEBUG_INSN changes queued at the end of some basic block for still
5014 live registers, apply them.
5015 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5017 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5019 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5022 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5024 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5025 targets. Set the default with_cpu/with_arch from arch/cpu.
5026 Allow x86-64 and native for with_cpu/with_arch.
5028 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5030 * ebitmap.c: Change calls to verify_popcount with calls to
5031 sbitmap_verify_popcount.
5032 (ebitmap_clear_bit): Fixed map->cacheindex test and
5033 map>cache update when bit clearing results in an empty
5036 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5039 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5040 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5041 and support both V2DF and V2DI modes.
5042 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5043 support both V2DF and V2DI modes.
5044 (general): Delete trailing whitespace from a few patterns.
5046 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5047 V2DF/V2DI interleave high/low builtins.
5049 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5052 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5053 interleave high/low functions.
5055 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5057 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5058 #pragma extern_prefix.
5060 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5063 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5064 BLKmode, assert op0 is a MEM and just adjust its mode.
5067 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5068 if bitpos isn't multiple of mode's bitsize.
5070 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5072 * c.opt (-ftemplate-depth=): New.
5073 (-ftemplate-depth-): Deprecate.
5074 * optc-gen.awk: Handle -ftemplate-depth=.
5075 * opth-gen.awk: Likewise.
5076 * c-opts.c (c_common_handle_option): Likewise.
5077 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5079 2010-02-24 Jason Merrill <jason@redhat.com>
5081 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5083 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5085 * cfg.c (alloc_aux_for_block): Remove inline.
5086 (alloc_aux_for_edge): Likewise.
5088 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5090 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5092 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5094 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5095 * config/i386/sol2-gas.h: New file.
5096 * config.gcc (i[34567]86-*-solaris2*): Use it.
5098 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5101 * c-typeck.c (ep_convert_and_check): New.
5102 (build_conditional_expr): Use it.
5103 (build_binary_op): Likewise.
5105 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5107 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5110 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5111 bounds even for -O+.
5112 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5113 expr needs to have DECL_NAME set.
5115 2010-02-24 Nick Clifton <nickc@redhat.com>
5117 * config/mep/mep.c: Include gimple.h.
5118 (mep_function_uses_sp): Delete unused function.
5119 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5120 parameters. Use unsigned integers to count args. Return a
5121 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5123 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5126 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5127 greater or equal to nelt instead of 2 * nelt.
5128 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5131 2010-02-23 Jason Merrill <jason@redhat.com>
5134 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5135 in cfun->local_decls even if they have register types.
5138 * stor-layout.c (place_field): Don't warn about unnecessary
5139 DECL_PACKED if the type is packed.
5141 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5144 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5145 GOTOFF relocs, even when the base reg isn't pic pointer.
5147 2010-02-23 Michael Matz <matz@suse.de>
5150 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5151 (expand_gimple_basic_block): Generate and use debug temps if there
5152 are debug uses left after the last real use of TERed ssa names.
5153 Unlink debug immediate uses when they are expanded.
5155 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5158 * config/i386/i386.c (override_options): Reorganise to provide
5159 better error messages.
5161 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5164 * graphite-scop-detection.c (create_single_exit_edge): Move
5165 the call to find_single_exit_edge to....
5166 (create_sese_edges): ...here. Don't handle multiple edges
5167 exiting the function.
5168 (build_graphite_scops): Don't handle multiple edges
5169 exiting the function.
5171 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5174 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5175 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5177 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5180 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5182 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5185 * c-typeck.c (convert_arguments): Print declaration location.
5186 * c-common.c (validate_nargs): Rename as
5187 builtin_function_validate_nargs.
5188 (check_builtin_function_arguments): Update.
5190 2010-02-22 Richard Guenther <rguenther@suse.de>
5193 * tree-inline.c (declare_return_variable): Use the type of
5194 the call stmt lhs if available.
5196 2010-02-22 Duncan Sands <baldrick@free.fr>
5198 * passes.c (register_pass): Always consider all pass lists when
5199 ref_pass_instance_number is zero.
5201 2010-02-22 Richard Guenther <rguenther@suse.de>
5203 PR tree-optimization/42749
5204 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5205 parameter. Do arithmetic in the original type.
5206 (update_accumulator_with_ops): Likewise.
5207 (adjust_accumulator_values): Adjust.
5209 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5211 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5212 (QI to BLKmode splitter): New splitter.
5214 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5216 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5217 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5219 2010-02-22 Richard Guenther <rguenther@suse.de>
5221 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5223 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5225 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5226 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5227 ($(T)crti.o, $(T)crtn.o): Remove rules.
5229 2010-02-21 Tobias Burnus <burnus@net-b.de>
5232 * doc/invoke.texi (-fassociative-math): Document that this
5233 option is automatically enabled for Fortran.
5235 2010-02-20 David S. Miller <davem@davemloft.net>
5237 * configure.ac: Test if linker and assembler properly support
5238 GOTDATA_OP relocations.
5239 * configure: Rebuild.
5240 * config.in: Likewise.
5241 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5242 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5243 (movsi_high_pic): Likewise.
5244 (movdi_lo_sum_pic): Likewise.
5245 (movdi_high_pic): Likewise.
5246 (movsi_pic_gotdata_op): New pattern.
5247 (movdi_pic_gotdata_op): Likewise.
5248 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5249 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5251 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5254 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5255 attribute to ssemul.
5256 (xop_mulv2div2di3_high): Ditto.
5258 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5261 * c.opt (Wconversion-null): New option.
5262 * doc/invoke.texi (Wconversion-null): Document.
5264 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5266 * common.opt (Wlarger-than-): Add Undocumented.
5268 2010-02-19 Mike Stump <mikestump@comcast.net>
5270 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5272 2010-02-19 Jason Merrill <jason@redhat.com>
5275 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5276 * configure: Likewise.
5278 2010-02-20 Alan Modra <amodra@gmail.com>
5281 * cgraph.h (cgraph_make_decl_local): Declare.
5282 * cgraph.c (cgraph_make_decl_local): New function.
5283 (cgraph_make_node_local): Use it.
5284 * cgraphunit.c (cgraph_function_versioning): Likewise.
5285 * ipa.c (function_and_variable_visibility): Likewise.
5287 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5290 * except.c (sjlj_emit_function_enter): Don't call
5291 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5293 * rtl.h (add_reg_br_prob_note): Remove prototype.
5295 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5298 * c-common.c (conversion_warning): Remove widening conversions
5299 before checking the conversion of integers to reals.
5301 2010-02-19 Mike Stump <mikestump@comcast.net>
5304 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5307 * cgraphunit.c (process_function_and_variable_attributes): Check
5308 DECL_PRESERVE_P instead of looking up attribute "used".
5309 * ipa-pure-const.c (check_decl): Likewise.
5310 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5311 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5312 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5313 instead of attribute "used".
5314 * config/sol2-c.c (solaris_pragma_init): Likewise.
5315 (solaris_pragma_fini): Likewise.
5317 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5319 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5320 Use XCNEW instead of xcalloc.
5321 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5322 XNEW instead of xmalloc.
5323 (get_fields): Use XNEWVEC instead of xmalloc.
5326 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5327 populate vars array.
5328 (create_new_general_access): For debug stmts just reset value.
5329 (get_stmt_accesses): For accesses within debug stmts just record them
5330 using add_access_to_acc_sites instead of preventing the peeling or
5331 counting them as accesses.
5334 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5336 2010-02-19 Richard Guenther <rguenther@suse.de>
5338 PR tree-optimization/42916
5339 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5342 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5344 * configure.ac: Replace all uses of changequote in macro arguments
5345 with proper quoting.
5347 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5350 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5352 2010-02-19 Richard Guenther <rguenther@suse.de>
5354 PR tree-optimization/42944
5355 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5356 test for aliasing with errno.
5358 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5361 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5362 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5363 * dojump.c: Include output.h.
5364 (inv): New inline function.
5365 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5366 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5367 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5368 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5369 argument, pass it down to other calls.
5370 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5371 add REG_BR_PROB note to the conditional jump.
5372 * cfgexpand.c (add_reg_br_prob_note): Removed.
5373 (expand_gimple_cond): Don't call it, add the probability
5374 as last argument to jumpif_1/jumpifnot_1.
5375 * Makefile.in (dojump.o): Depend on output.h.
5376 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5378 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5379 * stmt.c (do_jump_if_equal): Likewise.
5380 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5381 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5382 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5384 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5385 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5386 jumpifnot_1 callers.
5387 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5389 (store_expr): Adjust jumpifnot caller.
5390 (store_constructor): Adjust jumpif caller.
5393 * gimplify.c (gimple_boolify): For __builtin_expect call
5394 gimple_boolify also on its first argument.
5396 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5398 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5400 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5401 * configure: Regenerated.
5403 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5405 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5406 lang_hooks.types_compatible_p instead of comptypes.
5408 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5410 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5411 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5412 if __prefer_thumb__ is defined.
5414 2010-02-18 Martin Jambor <mjambor@suse.cz>
5416 PR tree-optimization/43066
5417 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5418 array with zero-sized element type.
5420 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5422 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5423 rtx, allocate struct var_loc_node here and return it to the
5424 caller, and only if it is actually needed.
5425 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5426 move it earlier and return immediately if it returns NULL.
5428 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5430 * config/sparc/gas.h: New file. Restore
5431 TARGET_ASM_NAMED_SECTION to its ELF default.
5432 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5434 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5435 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5436 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5437 after sparc/sysv4.h.
5439 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5441 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5443 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5445 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5446 patterns from predicated pattern.
5448 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5451 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5452 for insn mnemonic suffix.
5454 2010-02-17 Richard Guenther <rguenther@suse.de>
5456 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5459 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5462 * caller-save.c (save_call_clobbered_regs): If BB ends with
5463 a DEBUG_INSN, move any notes in between last real insn and the last
5464 DEBUG_INSN after the last DEBUG_INSN.
5466 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5468 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5469 Fix return type. Fix argument type. Explain meaning of return value.
5471 2010-02-16 Richard Guenther <rguenther@suse.de>
5473 PR tree-optimization/41043
5474 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5475 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5477 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5479 2010-02-16 Ira Rosen <irar@il.ibm.com>
5481 PR tree-optimization/43074
5482 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5483 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5484 vectorizable cycles in hybrid SLP check.
5485 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5487 2010-02-16 Richard Guenther <rguenther@suse.de>
5489 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5490 (true_dependence): If memrefs_conflict_p computes must-alias
5491 trust it. Move TBAA check after offset-based disambiguation.
5492 (canon_true_dependence): Likewise.
5494 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5496 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5497 * doc/invoke.texi: Document it.
5498 * var-tracking.c: Include toplev.h and params.h.
5499 (vt_find_locations): Return bool indicating success. Compute
5500 hash sizes unconditionally. Check new parameter, report.
5501 (variable_tracking_main_1): Check vt_find_locations results and
5502 retry. Renamed from...
5503 (variable_tracking_main): ... this. New wrapper to preserve
5504 flag_var_tracking_assignments.
5505 * Makefile.in (var-tracking.o): Adjust dependencies.
5507 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5508 Jakub Jelinek <jakub@redhat.com>
5511 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5512 if weak_import attribute is present.
5513 * config/darwin.c (machopic_select_section): Likewise.
5515 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5517 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5518 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5519 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5520 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5522 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5525 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5528 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5529 Rewrite text to refer to the names.
5531 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5533 * config/i386/i386-builtin-types.def
5534 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5535 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5536 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5537 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5538 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5539 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5540 IX86_BUILTIN_VPERMIL2PS256.
5541 (MULTI_ARG_4_DF2_DI_I): Defined.
5542 (MULTI_ARG_4_DF2_DI_I1): Defined.
5543 (MULTI_ARG_4_SF2_SI_I): Defined.
5544 (MULTI_ARG_4_SF2_SI_I1): Defined.
5545 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5546 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5547 __builtin_ia32_vpermil2ps256.
5548 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5549 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5550 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5551 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5552 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5553 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5554 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5555 CODE_FOR_xop_vpermil2v8sf3.
5556 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5557 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5558 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5559 (_mm256_permute2_pd): New.
5560 (_mm_permute2_ps): New.
5561 (_mm256_permute2_ps): New.
5563 2010-02-15 Nick Clifton <nickc@redhat.com>
5565 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5566 boolean parameters. Use emit_jump_insn when emitting a pop
5567 instruction containing a return insn.
5568 (push): Use 'true' rather than '1' as second parameter to F.
5569 (h8300_expand_prologue): Likewise.
5570 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5571 (h8300_expand_epilogue): Likewise.
5573 2010-02-15 Richard Guenther <rguenther@suse.de>
5576 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5579 2010-02-15 Nick Clifton <nickc@redhat.com>
5581 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5584 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5586 * intl.c (fake_ngettext): New function.
5587 * intl.h (fake_ngettext): Declare.
5588 (ngettext): Define macro.
5589 * collect2.c (notice_translated): New function.
5590 (main): Use notice_translated and ngettext.
5591 * collect2.h (notice_translated): Declare.
5593 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5595 * reorg.c (delete_computation): Comment fixes.
5596 * caller-save.c (setup_save_areas): Idem.
5597 * sel-sched-dump.c (dump_lv_set): Idem.
5600 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5602 * config/s390/s390.c (s390_sched_init): New function.
5603 (TARGET_SCHED_INIT): Target hook defined.
5605 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5606 Jack Howarth <howarth@bromo.med.uc.edu>
5607 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5610 Partial revert of unintended change in fix for PR41605.
5611 * config/darwin.h: Fix typo.
5612 * config/darwin9.h: Same.
5614 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5616 * c-pch.c (pch_init): Clear v.
5618 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5621 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5622 graphite_can_represent_init for MULT_EXPR.
5624 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5628 * graphite-sese-to-poly.c (remove_phi): New.
5629 (translate_scalar_reduction_to_array): Call remove_phi.
5631 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5634 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5635 * graphite-clast-to-gimple.h (gloog): Update declaration.
5636 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5637 * graphite-poly.h (struct poly_bb): Add missing comments.
5638 (struct scop): Add poly_scop_p field.
5640 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5641 * graphite.c (graphite_transform_loops): Build the polyhedral
5642 representation for each scop before code generation.
5643 * sese.c (rename_variables_in_operand): Removed.
5644 (rename_variables_in_expr): Return the renamed expression.
5645 (rename_sese_parameters): New.
5646 * sese.h (rename_sese_parameters): Declared.
5648 2010-02-11 Richard Guenther <rguenther@suse.de>
5650 PR tree-optimization/42998
5651 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5652 POINTER_PLUS_EXPR properly.
5654 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5655 Changpeng Fang <changpeng.fang@amd.com>
5658 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5659 the cost of an IV candidate when the IV is used in a test against zero.
5661 * gcc.dg/tree-ssa/ivopts-3.c: New.
5663 2010-02-11 Richard Guenther <rguenther@suse.de>
5666 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5667 pointer-vs-decl case by swapping refs. Handle some cases
5668 of pointer-vs-decl disambiguations more conservatively.
5669 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5670 to false after expanding.
5672 2010-02-11 Richard Guenther <rguenther@suse.de>
5675 * gcc.c (process_command): Handle LTO file@offset case more
5678 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5680 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5681 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5683 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5685 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5686 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5687 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5688 Optimize eq/ne comparisons when both arguments are known to be
5690 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5691 Don't mask operands unnecessarily if they are known to be already
5694 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5696 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5699 2010-02-10 Richard Guenther <rguenther@suse.de>
5701 PR tree-optimization/43017
5702 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5703 for wrapping signed arithmetic.
5705 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5708 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5709 if no debug info should be emitted for it.
5711 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5713 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5714 note when flag_exceptions is set.
5716 2010-02-10 Duncan Sands <baldrick@free.fr>
5718 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5720 2010-02-10 Richard Guenther <rguenther@suse.de>
5723 * tree.c (get_unwidened): Handle constants.
5724 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5726 2010-02-10 Martin Jambor <mjambor@suse.cz>
5729 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5730 check for variable argument counts independently.
5732 2010-02-10 Christian Bruel <christian.bruel@st.com>
5735 * config/sh/sh.c (find_barrier): Increase length for non delayed
5736 conditional branches.
5738 2010-02-10 Christian Bruel <christian.bruel@st.com>
5740 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5742 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5744 * builtins.c (set_builtin_user_assembler_name): Also handle
5745 ffs if int is smaller than word.
5747 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5750 * ira-conflicts.c (get_dup): Remove.
5751 (process_reg_shuffles): Add new parameter. Use it as an
5752 additional guard for copy generation.
5753 (add_insn_allocno_copies): Rewrite.
5755 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5757 * common.opt (fsched2-use-traces): Preserved for backward
5759 * doc/invoke.texi: Remove the documentation about option
5760 -fsched2-use-traces.
5761 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5762 flag_sched2_use_traces.
5763 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5764 the backward compatibility flag section.
5766 2010-02-09 Richard Guenther <rguenther@suse.de>
5768 PR tree-optimization/43008
5769 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5770 make HEAP variables initialized from global memory if they
5771 are not known builtin functions.
5772 (find_func_aliases): Adjust.
5774 2010-02-09 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/43000
5777 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5778 arithmetic manually.
5780 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5782 PR tree-optimization/42931
5783 * tree-loop-linear.c (try_interchange_loops): Don't call
5784 double_int_mul if estimated_loop_iterations failed.
5786 2010-02-08 Martin Jambor <mjambor@suse.cz>
5789 * tree-sra.c (build_accesses_from_assign): Do not mark in
5790 should_scalarize_away_bitmap if stmt has volatile ops.
5791 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5794 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5796 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5798 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5800 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5803 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5806 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5808 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5811 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5812 to unknown_dependence.
5813 (graphite_legal_transform_dr): Handle the unknown_dependence.
5814 (graphite_carried_dependence_level_k): Same.
5816 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5818 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5820 2010-02-07 Richard Guenther <rguenther@suse.de>
5823 * expr.c (get_inner_reference): Always initialize *pbitsize.
5825 2010-02-07 Richard Guenther <rguenther@suse.de>
5828 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5829 new ARRAY_REFs on variable size element or minimal index arrays.
5831 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5832 gimple_fold_indirect_ref.
5834 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5837 * arm.c (arm_override_options): Just return if the user has specified
5838 an invalid fpu name.
5840 2010-02-03 Jason Merrill <jason@redhat.com>
5843 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5844 i386_pe_maybe_record_exported_symbol.
5846 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5849 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5850 (pa_delegitimize_address): New function.
5852 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5854 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5855 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5857 2010-02-05 Richard Guenther <rguenther@suse.de>
5860 * lto-streamer-in.c (get_resolution): Deal with references
5861 to undefined functions.
5863 2010-02-05 Richard Guenther <rguenther@suse.de>
5865 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5866 (fold_const_aggregate_ref): Likewise.
5867 (ccp_fold_stmt): Substitute loads.
5868 (maybe_fold_reference): Verify types before substituting.
5870 (fold_gimple_assign): Unshare properly.
5871 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5873 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5875 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5876 for rs6000_gen_cell_microcode.
5878 2010-02-04 Richard Guenther <rguenther@suse.de>
5880 PR rtl-optimization/42952
5881 * dse.c (const_or_frame_p): Remove MEM handling.
5883 2010-02-04 Nick Clifton <nickc@redhat.com>
5885 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5886 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5887 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5888 (mn10300_asm_output_mi_thunk): New function.
5889 (mn10300_can_output_mu_thunk): New function.
5890 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5891 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5892 (FUNCTION_ARG): Delete incorrect comment.
5894 2010-02-03 Jason Merrill <jason@redhat.com>
5897 * fold-const.c (operand_equal_p): Handle erroneous types.
5899 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5901 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5903 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5905 PR rtl-optimization/42941
5906 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5909 2010-02-03 Jason Merrill <jason@redhat.com>
5912 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5914 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5917 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5918 (cselib_reset_table): Renamed from...
5919 (cselib_reset_table_with_next_value): ... this.
5920 (cselib_get_next_uid): Renamed from...
5921 (cselib_get_next_unknown_value): ... this.
5922 * cselib.c (next_uid): Renamed from...
5923 (next_unknown_value): ... this.
5924 (cselib_clear_table): Adjust.
5925 (cselib_reset_table): Adjust. Renamed from...
5926 (cselib_reset_table_with_next_value): ... this.
5927 (cselib_get_next_uid): Adjust. Renamed from...
5928 (cselib_get_next_unknown_value): ... this.
5929 (get_value_hash): Use hash.
5930 (cselib_hash_rtx): Likewise.
5931 (new_cselib_val): Adjust. Set and dump uid.
5932 (cselib_lookup_mem): Pass next_uid as hash.
5933 (cselib_subst_to_values): Likewise.
5934 (cselib_log_lookup): Dump uid.
5935 (cselib_lookup): Pass next_uid as hash. Adjust.
5936 (cselib_process_insn): Adjust.
5937 (cselib_init): Initialize next_uid.
5938 (cselib_finish): Adjust.
5939 (dump_cselib_table): Likewise.
5940 * dse.c (canon_address): Dump value uid.
5941 * print-rtl.c (print_rtx): Print value uid.
5942 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5944 (dv_uid): New function, sort of renamed from...
5945 (dv_htab_hash): ... this, reimplemented in terms of it and...
5946 (dv_uid2hash): ... this. New.
5947 (variable_htab_eq): Drop excess assertions.
5948 (tie_break_pointers): Removed.
5949 (canon_value_cmp): Compare uids.
5950 (variable_post_merge_New_vals): Print uids.
5951 (vt_add_function_parameters): Adjust.
5952 (vt_initialize): Reset table. Adjust.
5954 2010-02-03 Richard Guenther <rguenther@suse.de>
5956 PR tree-optimization/42944
5957 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5958 (call_may_clobber_ref_p_1): Likewise. Properly handle
5959 malloc and calloc clobbering errno.
5961 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5963 * doc/invoke.texi: Fix name of sched1 dump.
5965 * opts.c (decode_options): Set flag_tree_switch_conversion
5966 only conditionally on optimize >= 2.
5968 * gcse.c: Assorted comment fixes in pass description.
5970 2010-02-03 Anthony Green <green@moxielogic.com>
5972 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5973 nop padding in order to maintain alignment of storage location of
5974 target function address.
5975 (moxie_trampoline_init): Store target function address at newly
5977 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5979 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5981 2010-02-03 Richard Guenther <rguenther@suse.de>
5984 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5986 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5988 * config.gcc: Reenable check for obsolete targets.
5989 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5990 mips-sgi-irix6.[0-4]*.
5992 2010-02-02 Nick Clifton <nickc@redhat.com>
5994 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5995 constant size of 4 as being the same as 0.
5996 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5997 can take values in the range 0..4.
5999 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6002 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6003 as _darwin10_Unwind_FindEnclosingFunction().
6004 * libgcc-libsystem.ver: New.
6006 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6009 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6010 implicitly set registers.
6012 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6014 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6015 (arm_override_options): Allow automatic selection of the thread
6016 pointer register if thumb2.
6017 (legitimize_pic_address): Improve code sequences for Thumb2.
6018 (arm_call_tls_get_addr): Likewise.
6019 (legitimize_tls_address): Likewise.
6020 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6021 (pic_load_addr_32bit): ... this. New named pattern.
6022 * thumb2.md (pic_load_addr_thumb2): Delete.
6023 (pic_load_dot_plus_four): Delete.
6024 (tls_load_dot_plus_four): New named pattern.
6026 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6029 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6030 Document fix for TLS bug.
6032 2010-01-31 Richard Guenther <rguenther@suse.de>
6034 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6035 conservatively correct.
6037 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6041 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6043 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6045 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6047 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6049 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6051 * config.gcc: Adjust order of makefile fragments for mingw targets.
6053 2010-01-31 Richard Guenther <rguenther@suse.de>
6056 * gimplify.c (gimplify_init_constructor): For volatile LHS
6057 initialize a temporary.
6059 2010-01-31 Matthias Klose <doko@ubuntu.com>
6061 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6063 * configure: Regenerate.
6065 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6067 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6068 the same alias set and their sizes different constantness.
6069 (aliasing_component_refs_p): Revert 2009-10-24 change.
6071 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6073 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6076 2010-01-29 Richard Guenther <rguenther@suse.de>
6078 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6079 Assert we successfully updated the call.
6081 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6083 PR rtl-optimization/42889
6084 * df.h (df_set_bb_dirty_nonlr): New prototype.
6085 * df-core.c (df_set_bb_dirty_nonlr): New function.
6086 * df-scan.c (df_insn_rescan): Call it instead of
6087 df_set_bb_dirty for DEBUG_INSNs.
6089 2010-01-29 Richard Guenther <rguenther@suse.de>
6092 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6093 quadratic behavior in most cases.
6095 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6098 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6099 in the call to gen_x86_movsicc_0_m1.
6101 2010-01-28 Richard Guenther <rguenther@suse.de>
6103 PR tree-optimization/42871
6104 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6106 2010-01-28 Richard Guenther <rguenther@suse.de>
6108 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6109 into call arguments.
6111 2010-01-28 Richard Guenther <rguenther@suse.de>
6114 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6115 the forwarder if the destination is an EH landing pad.
6117 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6119 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6120 block list passed to gimple_duplicate_sese_tail.
6121 (parallelize_loops): Avoid parallelization when the function
6123 Avoid parallelization when the preheader is IRREDUCIBLE.
6124 Try to optimize when estimated_loop_iterations_int is unresolved.
6125 Add the loop's location to the dump file.
6126 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6127 (gimple_duplicate_sese_tail): Remove the check for the latch.
6128 Redirect nexits to the exit block.
6129 Remove handling of the incoming edges to the latch.
6130 Redirect the backedge from the copied latch to the exit bb.
6132 2010-01-28 Michael Matz <matz@suse.de>
6135 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6136 Wrap force_reg into a sequence, emit it before user.
6138 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6140 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6142 (arm_legacy_rev): Likewise.
6143 (thumb_legacy_rev): Likewise.
6145 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6147 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6148 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6149 on MEM's address failed, try avoid_constant_pool_reference and
6150 recurse if it returned something different.
6151 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6152 address, try avoid_constant_pool_reference and recurse if it
6153 returned something different.
6154 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6155 address and avoid_constant_pool_reference returned something
6156 different, don't set have_address.
6158 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6161 * var-tracking.c (val_store): Add modified argument, obey it.
6163 (count_uses): Move down logging of main.
6164 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6165 don't need resolution.
6166 (emit_notes_in_bb): Likewise.
6168 2010-01-27 Richard Guenther <rguenther@suse.de>
6171 * tree-inline.c (remap_decl): Delay remapping of SSA name
6172 default definitions until we need them.
6174 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6176 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6177 (rs6000_delegitimize_address): New function.
6179 * config/s390/s390.c (s390_delegitimize_address): Call
6180 delegitimize_mem_from_attrs.
6183 * tree-inline.c (cannot_copy_type_1): Removed.
6184 (copy_forbidden): Don't forbid copying of functions containing
6185 records/unions with variable length fields.
6187 2010-01-27 Christian Bruel <christian.bruel@st.com>
6191 * config/sh/sh.c (find_barrier): Increase length for non delayed
6192 conditional branches.
6194 2010-01-27 Matthias Klose <doko@ubuntu.com>
6196 * configure.ac (gnu-unique-object): Fix ldd version check.
6197 * configure: Regenerate.
6199 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6201 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6203 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6204 Test for HAVE_GNU_AS value.
6206 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6208 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6209 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6210 INT64_TYPE): Define.
6211 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6212 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6213 INT_LEAST64_TYPE): Define.
6214 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6215 UINT_LEAST64_TYPE): Define.
6216 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6217 INT_FAST64_TYPE): Define.
6218 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6219 UINT_FAST64_TYPE): Define.
6220 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6221 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6222 (SIG_ATOMIC_TYPE): Define.
6224 2010-01-26 Richard Guenther <rguenther@suse.de>
6226 * df-scan.c (df_scan_set_bb_info): Remove assert.
6227 (df_insn_rescan_debug_internal): Merge asserts.
6228 (df_install_ref): Likewise.
6229 (df_mark_reg): Use bitmap_set_range.
6230 (df_hard_reg_used_p): Remove assert.
6231 (df_hard_reg_used_count): Likewise.
6233 2010-01-26 Richard Guenther <rguenther@suse.de>
6235 PR rtl-optimization/42685
6236 * web.c (web_main): Ignore DEBUG_INSNs.
6238 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6240 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6242 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6243 Fix types of fndecl and arglist parameters.
6245 2010-01-26 Richard Guenther <rguenther@suse.de>
6248 * tree-eh.c (unsplit_eh): Skip debug insns.
6250 2010-01-26 Richard Guenther <rguenther@suse.de>
6252 PR tree-optimization/42250
6253 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6255 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6258 * omp-low.c (expand_omp_sections): Only use single_pred if
6259 l2_bb is single_pred_p.
6261 2010-01-25 Christian Bruel <christian.bruel@st.com>
6264 * config/sh/sh.c (find_barrier): Increase length for non delayed
6265 conditional branches.
6266 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6268 2010-01-24 David S. Miller <davem@davemloft.net>
6270 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6271 define if not using GAS.
6272 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6273 Likewise. Delete SECTION_MERGE code, which is only applicable
6276 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6279 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6280 mangling of va_list in system headers.
6282 2010-01-23 Toon Moene <toon@moene.org>
6284 * tree-predcom.c (combine_chains): Return NULL, not false.
6286 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6288 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6289 initialization of variable res to agree with return type.
6291 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6293 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6294 * tree-sra.c: Add include of expr.h.
6296 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6298 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6299 insert the debug stmt on the single non-EH edge from the stmt.
6301 2010-01-22 Richard Henderson <rth@redhat.com>
6304 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6305 the RHS until after generate_subtree_copies has insertted its
6306 code before the current statement.
6308 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6310 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6312 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6314 2010-01-21 Martin Jambor <mjambor@suse.cz>
6316 PR tree-optimization/42585
6317 * tree-sra.c (struct access): New field grp_total_scalarization.
6318 (dump_access): Dump the new field.
6319 (should_scalarize_away_bitmap): New variable.
6320 (cannot_scalarize_away_bitmap): Likewise.
6321 (sra_initialize): Allocate new bitmaps.
6322 (sra_deinitialize): Free new bitmaps.
6323 (create_access_1): New function.
6324 (create_access): Parts moved to create_access_1.
6325 (type_consists_of_records_p): New function.
6326 (completely_scalarize_record): Likewise.
6327 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6328 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6329 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6331 (analyze_all_variable_accesses): Completely scalarize small eligible
6334 2010-01-21 Martin Jambor <mjambor@suse.cz>
6336 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6338 2010-01-21 Andrew Haley <aph@redhat.com>
6340 * gcc.c (process_command): Move lang_specific_driver before
6341 setting cc_libexec_prefix.
6343 2010-01-21 Richard Guenther <rguenther@suse.de>
6346 * fold-const.c (negate_expr_p): Pretend only negative
6347 real constants are easily negatable.
6349 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6350 Jason Merrill <jason@redhat.com>
6352 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6353 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6354 * calls.c (initialize argument_information): Handle it.
6355 * c-common.c (handle_transparent_union_attribute): Use new name.
6356 * c-decl.c (finish_struct): Ditto.
6357 * c-typeck.c (type_lists_compatible_p): Ditto.
6358 (convert_for_assignment): Use new name and also handle record.
6359 * function.c (aggregate_value_p): Handle it.
6360 (pass_by_reference): Ditto.
6361 (assign_parm_data_types): Ditto.
6362 * print-tree.c (print_node): Ditto.
6363 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6364 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6365 * tree.c (first_field): New fn.
6367 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6370 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6371 even when linking statically, for now.
6373 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6376 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6377 without a cselib val.
6378 (count_uses): Accept MO_VAL_SET with no val on stores.
6379 (add_stores): Likewise.
6381 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6383 * var-tracking.c (check_value_val): Add a compile time assertion.
6384 (dv_is_decl_p): Simplify.
6385 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6386 gcc_assert if ENABLE_CHECKING.
6388 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6391 * var-tracking.c: Include tree-flow.h.
6392 (mem_dies_at_call): New.
6393 (dataflow_set_preserve_mem_locs): Use it.
6394 (dataflow_set_remove_mem_locs): Likewise.
6395 (dump_var): Renamed from dump_variable. Adjust all callers.
6396 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6397 * Makefile.in (var-tracking.o): Adjust deps.
6399 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6401 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6403 2010-01-20 Richard Guenther <rguenther@suse.de>
6405 PR tree-optimization/42717
6406 * tree-ssa-dce.c (get_live_post_dom): Remove.
6407 (forward_edge_to_pdom): Take an arbitrary edge to copy
6408 degenerate PHI args from.
6409 (remove_dead_stmt): Use the first post-dominator even if it
6410 does not contain live statements as redirection destination.
6412 2010-01-20 Richard Guenther <rguenther@suse.de>
6414 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6416 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6418 * sel-sched.c (create_speculation_check): Remove set but not used
6420 (try_transformation_cache): Remove set but not used variable ds.
6421 (calculate_privileged_insns): Remove set but not used variables
6422 cur_insn and min_spec_insn.
6423 (find_best_expr): Remove set but not used variable avail_n.
6424 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6426 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6428 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6429 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6432 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6435 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6436 cpu types. Add support for *-sse3 cpu types.
6437 (x86_64-*-*): Ditto.
6439 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6442 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6443 argument, call initializer_constant_valid_p_1 instead of
6444 initializer_constant_valid_p, pass CACHE to it, return NULL
6445 immediately if first call returns NULL.
6446 (initializer_constant_valid_p_1): New function.
6447 (initializer_constant_valid_p): Use it.
6449 2010-01-20 Thomas Quinot <quinot@adacore.com>
6451 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6453 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6455 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6456 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6457 (loc_list_from_tree): Don't handle unsigned division. Handle
6458 signed modulo using DW_OP_{over,over,div,mul,minus}.
6459 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6460 modulo instead of signed.
6462 2010-01-20 DJ Delorie <dj@redhat.com>
6464 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6466 (h8300_emit_stack_adjustment): Propogate it.
6468 (h8300_expand_prologue): Likewise.
6469 (h8300_expand_epilogue): Likewise.
6471 2010-01-19 Michael Matz <matz@suse.de>
6473 PR tree-optimization/41783
6474 * tree-data-ref.c (toplevel): Include flags.h.
6475 (dump_data_dependence_relation): Also dump the inputs if the
6476 result will be unknown.
6477 (split_constant_offset_1): Look through some conversions.
6478 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6479 the offset from last element is too large.
6480 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6481 (reassociate_to_the_same_stmt): Handle vector registers.
6482 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6484 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6485 wide_prolog_niters argument, emit widening instructions.
6486 (vect_do_peeling_for_alignment): Adjust caller, use widened
6487 variant of the iteration cound.
6488 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6490 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6493 * config/arm/neon-testgen.m (emit_automatics): New parameter
6494 features. Adjust for Fixed_return_reg feature.
6495 (test_intrinsic): Call emit_automatics with new feature.
6496 * config/arm/neon.ml: Update copyright years.
6497 (features): New Fixed_return_reg feature.
6498 (ops): Update feature for Vget_low.
6500 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6502 PR tree-optimization/42719
6503 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6507 * fwprop.c (all_uses_available_at): Return false if def_set dest
6508 is a REG that is used in def_insn.
6510 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6512 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6514 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6517 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6519 * target.h (struct gcc_target) <secondary_reload>: Change type
6520 of last argument to secondary_reload_info *.
6522 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6525 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6526 memory references with unaligned offsets. Remove CQImode handling.
6527 (unaligned_memory_operand): Return 1 for memory references with
6528 unaligned offsets. Remove CQImode handling.
6530 2010-01-18 Richard Guenther <rguenther@suse.de>
6533 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6536 2010-01-18 Richard Guenther <rguenther@suse.de>
6538 PR tree-optimization/42781
6539 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6540 restrict processing only if the original variable was artificial.
6542 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6544 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6545 find number of popped argument bytes.
6547 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6548 Fix the text that describes the return value for invalid insns.
6550 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6552 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6553 Clarify what 'cost of the -dependence' is. Fix quoting.
6555 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6556 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6558 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6560 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6561 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6563 2010-01-17 Richard Guenther <rguenther@suse.de>
6566 * function.c (split_complex_args): Take a VEC to modify.
6567 (assign_parms_augmented_arg_list): Build a VEC instead of
6568 a chain of PARM_DECLs.
6569 (assign_parms_unsplit_complex): Take a VEC of arguments.
6570 Do not fixup unmodified parms.
6571 (assign_parms): Deal with the VEC.
6572 (gimplify_parameters): Likewise.
6574 2010-01-17 Richard Guenther <rguenther@suse.de>
6576 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6577 node existence check.
6578 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6579 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6580 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6581 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6582 (gimple_execute_on_growing_pred): Likewise.
6584 2010-01-17 Richard Guenther <rguenther@suse.de>
6586 PR tree-optimization/42773
6587 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6588 (compute_antic_aux): Likewise.
6589 (compute_partial_antic_aux): Likewise.
6591 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6594 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6597 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6599 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6602 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6603 Fix markup for strict argument.
6605 (TARGET_SCHED_REORDER2): Fix argument types.
6607 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6608 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6610 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6611 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6613 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6616 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6617 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6618 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6619 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6620 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6622 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6624 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6626 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6627 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6629 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6631 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6634 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6636 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6637 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6639 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6641 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6643 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6644 referring to it. Fix language.
6646 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6648 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6650 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6652 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6654 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6655 '@var{stream}. Remove stray 'and'.
6657 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6659 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6661 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6663 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6664 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6666 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6667 Fix description of return value.
6668 Rename argument "sz" to "len."
6670 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6671 Clarify meaning of 'true' return value.
6673 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6675 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6676 rep_mode versus mode_rep.
6678 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6680 (TARGET_BUILTIN_DECL): Fix name.
6682 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6684 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6686 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6688 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6690 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6692 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6695 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6696 Rename argument tm_fn to md_fn.
6698 (TARGET_OPTION_PRINT): Fix argument list.
6700 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6703 * config/i386/i386.c (ix86_fixup_binary_operands):
6704 Revert FMA4 fixup of operands.
6706 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6709 * Makefile.in (write_entries_to_file, install-plugin):
6710 Use \012 instead of \n with tr.
6712 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6714 * configure.ac (HAVE_AS_REF): New C macro.
6715 * configure: Regenerate.
6716 * config.in: Likewise.
6717 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6719 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6722 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6724 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6726 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6728 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6730 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6732 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6734 (TARGET_BINDS_LOCAL_P): Fix argument type.
6736 (TARGET_ASM_FILE_END): Use prototype.
6738 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6740 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6742 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6744 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6746 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6747 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6749 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6750 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6752 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6753 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6754 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6755 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6757 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6759 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6761 (TARGET_INIT_BUILTINS): Use prototype.
6763 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6764 Put 'const char *' in braces. Fix parameter types.
6765 (TARGET_INVALID_CONVERSION): Fix parameter types.
6766 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6767 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6769 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6772 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6774 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6776 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6778 * doc/tm.texi (TARGET_HELP): Fix return type.
6780 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6781 in braces. Fix argument types.
6783 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6785 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6787 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6789 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6790 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6792 (TARGET_MANGLE_TYPE): Fix argument types.
6794 (TARGET_IRA_COVER_CLASSES): Use prototype.
6796 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6798 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6800 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6802 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6804 (TARGET_CALLEE_COPIES): Fix argument types.
6806 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6808 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6810 (TARGET_FUNCTION_VALUE): Fix argument types.
6812 (TARGET_RETURN_IN_MSB): Fix argument type.
6814 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6816 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6818 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6820 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6821 agree with return type.
6823 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6825 2010-01-15 Jing Yu <jingyu@google.com>
6827 PR rtl-optimization/42691
6828 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6829 a pseudo to a constant and are merged, and adjust comments.
6831 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6833 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6835 2010-01-15 Richard Guenther <rguenther@suse.de>
6838 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6839 labels of computed or non-local gotos to the destination.
6840 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6841 landing pad label is the first label.
6843 2010-01-15 Richard Guenther <rguenther@suse.de>
6845 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6847 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6850 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6851 to allow generation of the xssqrtdp instruction on power7.
6852 (sqrtdf2_fpr): Ditto.
6854 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6857 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6858 functions with noreturn attribute.
6861 * varasm.c (declare_weak): Add weak attribute to decl if it
6862 doesn't have one already.
6863 (assemble_external): Only add decls to weak_decls if they also
6864 have weak attribute.
6866 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6868 * var-tracking.c (var_reg_delete): Don't delete the association
6869 between REGs and values or one-part variables if the register
6872 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6875 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6876 because its first operand is a non-localized variable.
6878 2010-01-14 Martin Jambor <mjambor@suse.cz>
6880 PR tree-optimization/42706
6881 * tree-sra.c (encountered_recursive_call): New variable.
6882 (encountered_unchangable_recursive_call): Likewise.
6883 (sra_initialize): Initialize both new variables.
6884 (callsite_has_enough_arguments_p): New function.
6885 (scan_function): Call decl and flags check only for IPA-SRA, check
6886 whether there is a recursive call and whether it has enough arguments.
6887 (all_callers_have_enough_arguments_p): New function.
6888 (convert_callers): Look for recursive calls only when
6889 encountered_recursive_call is set.
6890 (ipa_early_sra): Bail out either if
6891 !all_callers_have_enough_arguments_p or
6892 encountered_unchangable_recursive_call.
6894 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6896 * sel-sched.c: Add 2010 to copyright years.
6897 * sel-sched-ir.c: Likewise.
6898 * sel-sched-ir.h: Likewise.
6900 2010-01-14 Martin Jambor <mjambor@suse.cz>
6902 PR tree-optimization/42714
6903 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6904 constructors specially.
6906 2010-01-14 Andi Kleen <ak@linux.intel.com>
6908 * config/i386/drivers-i386.c (detect_caches_intel):
6909 Add l2sizekb parameter and fill in.
6910 (host_detect_local_cpu): Add l2sizekb, fill in.
6911 Add Atom small cache heuristic.
6913 2010-01-14 Andi Kleen <ak@linux.intel.com>
6915 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6916 Add level3 parameter and fill in.
6917 (detect_caches_intel): Handle level3 cache.
6919 2010-01-14 Andi Kleen <ak@linux.intel.com>
6921 * config/i386/drivers-i386.c (host_detect_local_cpu):
6922 Fix core duo detection.
6924 2010-01-14 Andi Kleen <ak@linux.intel.com>
6926 * config/i386/drivers-i386.c (host_detect_local_cpu):
6929 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6931 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6932 (rs6000_variable_issue_1): this. Use...
6933 (rs6000_variable_issue): here. Reimplement. Print debug info.
6935 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6937 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6938 sel_restore_notes. Update all callers. Call reemit_notes
6941 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6943 PR rtl-optimization/42246
6944 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6947 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6949 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6950 all successors is the same as number of successors in current region.
6952 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6954 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6955 to rename is not separable. Otherwise check that its LHS is not NULL.
6957 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6959 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6961 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6963 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6964 available registers when failed to discover LHS register class.
6965 Fix indentation. Update comment.
6967 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6968 Alexander Monakov <amonakov@ispras.ru>
6970 PR rtl-optimization/42389
6971 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6973 (advance_state_on_fence): Likewise.
6974 (sel_target_adjust_priority): Print debug output only when
6975 sched_verbose >= 4, not 2.
6976 (get_expr_cost): Do not issue all unique insns on the next cycle.
6977 (fill_insns): Initialize can_issue_more from the value saved
6979 * sel-sched-ir.c (flist_add): New parameter issue_more.
6980 Init FENCE_ISSUE_MORE with it.
6981 (merge_fences): Likewise.
6982 (init_fences): Update call to flist_add.
6983 (add_to_fences, add_clean_fence_to_fences)
6984 (add_dirty_fence_to_fences): Likewise.
6985 (move_fence_to_fences): Update call to merge_fences.
6986 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6988 * sel-sched-ir.h (struct _fence): New field issue_more.
6989 (FENCE_ISSUE_MORE): New accessor macro.
6991 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6993 PR rtl-optimization/42388
6994 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6995 that have no predecessors nor successors. Do not call move_bb_info
6996 for empty blocks outside of current region.
6998 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7000 PR rtl-optimization/42294
7001 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7002 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7003 originators' originators.
7005 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7007 PR rtl-optimization/39453
7008 PR rtl-optimization/42246
7009 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7011 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7013 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7014 Alexander Monakov <amonakov@ispras.ru>
7017 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7018 (maybe_tidy_empty_bb): ... here. Make static. Add new
7019 argument. Update all callers.
7020 (tidy_control_flow): ... and here. Recompute topological order
7021 of basic blocks in region if necessary.
7022 (sel_redirect_edge_and_branch): Change return type. Return true
7023 if topological order might have been invalidated.
7024 (purge_empty_blocks): Export and move from...
7025 * sel-sched.c (purge_empty_blocks): ... here.
7026 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7027 (maybe_tidy_empty_bb): Delete prototype.
7028 (purge_empty_blocks): Declare.
7030 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7032 PR rtl-optimization/42249
7033 * sel-sched.c (try_replace_dest_reg): When chosen register
7034 and original register is the same, do not bail out early, but
7035 still check all original insns for validity of replacing destination
7036 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7039 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7042 Port from no-undefined-overflow branch:
7043 2009-03-09 Richard Guenther <rguenther@suse.de>
7045 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7047 2010-01-14 Richard Guenther <rguenther@suse.de>
7050 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7052 2010-01-14 Ira Rosen <irar@il.ibm.com>
7054 PR tree-optimization/42709
7055 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7056 as scalar type in creation of constant vector operand.
7058 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7061 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7062 (check-parallel-%): Match `testsuite' directory component only
7065 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7067 PR translation/39521
7068 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7071 2010-01-13 Richard Guenther <rguenther@suse.de>
7073 PR tree-optimization/42730
7074 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7077 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7080 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7081 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7084 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7086 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7087 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7088 ___umulsi3_highpart.
7090 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7091 rather than schedule_insns if the pass is enabled.
7093 2010-01-13 Martin Jambor <mjambor@suse.cz>
7095 PR tree-optimization/42704
7096 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7099 2010-01-13 Martin Jambor <mjambor@suse.cz>
7101 PR tree-optimization/42703
7102 * tree-sra.c (analyze_access_subtree): Check that we can build a
7103 reference to the original data within the aggregate.
7105 2010-01-13 Richard Guenther <rguenther@suse.de>
7107 PR tree-optimization/42705
7108 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7110 2010-01-13 Richard Guenther <rguenther@suse.de>
7113 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7115 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7118 * var-tracking.c (values_to_unmark): New variable.
7119 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7120 values_to_unmark vector. Moved body to...
7121 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7122 instead queue it into values_to_unmark vector.
7123 (vt_find_locations): Free values_to_unmark vector.
7125 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7127 * config/s390/s390.c (override_options): Set
7128 default of max-pending-list-length to 256
7130 2010-01-13 Richard Guenther <rguenther@suse.de>
7133 * tree-pass.h (PROP_gimple_lcx): New.
7134 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7135 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7136 before the final cleanup_eh.
7137 (dump_properties): Dump PROP_gimple_lcx.
7138 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7139 (tree_lower_complex_O0): Remove.
7140 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7141 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7142 tree_lower_complex, schedule TODO_update_ssa.
7143 * lto-streamer-out.c (output_function): Stream the functions
7145 * lto-streamer-in.c (input_function): Likewise.
7146 (lto_read_body): Do not override them here.
7148 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7151 * c-typeck.c (build_c_cast): Fold value cast to union type before
7152 wrapping it in a CONSTRUCTOR.
7154 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7156 PR rtl-optimization/42699
7157 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7160 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7162 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7163 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7164 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7165 SUBTARGET_WARN_UNUSED_SPEC): ... here
7166 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7168 2010-01-12 Julian Brown <julian@codesourcery.com>
7170 * config/arm/neon-schedgen.ml (Utils): Don't try to
7171 open missing module.
7172 (find_with_result): New.
7174 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7177 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7178 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7180 PR tree-optimization/42645
7181 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7182 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7183 decl_map, set processing_debug_stmt to -1 and return name without
7186 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7188 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7189 binutils version, and reword target configuration description.
7191 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7193 * config/avr/avr.h (LINKER_NAME): Remove.
7195 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7198 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7199 that support VSX, warn for -mno-altivec if vsx is not disabled,
7202 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7203 Shujing Zhao <pearly.zhao@oracle.com>
7205 PR translation/42469
7206 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7207 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7208 character between option name and help text.
7209 * c.opt (imultilib): Likewise.
7211 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7213 * lto-streamer-out.c (output_unreferenced_globals): Output static
7216 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7218 PR rtl-optimization/42621
7219 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7220 optimizing for size.
7221 (duplicate_computed_gotos): Remove now-redundant check.
7223 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7226 * configure.ac: Save and restore LDFLAGS and LIBS
7227 * configure: Regenerate.
7229 2010-01-10 Richard Guenther <rguenther@suse.de>
7232 * builtins.c (fold_builtin_strlen): Add type argument and
7233 convert the resulting length to it.
7234 (fold_builtin_1): Adjust.
7236 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7238 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7239 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7241 (num_insns_constant_wide): Adjust for that change.
7243 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7246 * web.c (union_defs): Add used argument, to combine uses of
7248 (entry_register): Adjust type and tests of used argument.
7249 (web_main): Widen used for new use. Pass it to union_defs.
7250 * df.h (union_defs): Adjust prototype.
7252 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7255 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7256 uses in new incoming argument. Free body.
7257 (reset_debug_uses_in_loop): New.
7258 (analyze_insn_to_expand_var): Call the latter if the former found
7259 anything. Fix whitespace. Reject invalid dest overlaps before
7260 going through all insns in the loop.
7262 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7265 * haifa-sched.c (dying_use_p): Debug insns don't count.
7267 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7270 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7271 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7272 (verify_gimple_call): Reject LHS in noreturn calls.
7274 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7278 * tree-vect-loop-manip.c (adjust_info): New type.
7279 (adjust_vec): New pointer to vector.
7280 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7281 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7282 (slpeel_update_phis_for_duplicate_loop): Use them.
7283 (slpeel_update_phi_nodes_for_guard1): Likewise.
7284 (slpeel_update_phi_nodes_for_guard2): Likewise.
7285 (slpeel_tree_peel_loop_to_edge): Likewise.
7286 (vect_update_ivs_after_vectorizer): Likewise.
7288 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7290 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7291 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7293 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7295 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7296 bogus uninitialized warning.
7298 2010-01-09 Richard Guenther <rguenther@suse.de>
7301 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7302 the evolution is compatible with the initial condition.
7304 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7306 * gcc.c (process_command): Update copyright notice dates.
7307 * gcov.c (print_version): Likewise.
7308 * gcov-dump.c (print_version): Likewise.
7309 * mips-tfile.c (main): Likewise.
7310 * mips-tdump.c (main): Likewise.
7312 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7315 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7317 (rotlhi3_8): Delete.
7319 (rotlsi3_8): Delete.
7320 (rotlsi3_16): Delete.
7321 (rotlsi3_24): Delete.
7323 (*rotw<mode>3): New.
7324 (*rotb<mode>3): New.
7325 * config/avr/avr.c (avr_rotate_bytes): New function.
7326 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7328 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7331 * configure.ac: Modify -rdynamic check.
7332 * configure: Regenerate.
7334 2010-01-08 DJ Delorie <dj@redhat.com>
7336 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7337 register popping order.
7339 2010-01-08 Richard Guenther <rguenther@suse.de>
7342 * c.opt (fsigned-char): Also let LTO handle this option.
7343 (funsigned-char): Likewise.
7345 2010-01-07 Richard Guenther <rguenther@suse.de>
7347 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7348 (gimple_op): Likewise.
7349 (gimple_op_ptr): Likewise.
7350 (gimple_assign_set_lhs): Remove gcc_assert.
7351 (gimple_assign_set_rhs1): Likewise.
7352 (gimple_assign_set_rhs2): Likewise.
7353 (gimple_call_set_lhs): Likewise.
7354 (gimple_call_set_fn): Likewise.
7355 (gimple_call_set_fndecl): Likewise.
7356 (gimple_call_fndecl): Likewise.
7357 (gimple_call_return_type): Likewise.
7358 (gimple_call_set_chain): Likewise.
7359 (gimple_call_num_args): Likewise.
7360 (gimple_call_set_arg): Likewise.
7361 (gimple_cond_set_code): Likewise.
7362 (gimple_cond_set_lhs): Likewise.
7363 (gimple_cond_set_rhs): Likewise.
7364 (gimple_cond_set_true_label): Likewise.
7365 (gimple_cond_set_false_label): Likewise.
7366 (gimple_label_set_label): Likewise.
7367 (gimple_goto_set_dest): Likewise.
7368 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7369 (gimple_debug_bind_get_value): Likewise.
7370 (gimple_debug_bind_get_value_ptr): Likewise.
7371 (gimple_debug_bind_set_var): Likewise.
7372 (gimple_debug_bind_set_value): Likewise.
7373 (gimple_debug_bind_reset_value): Likewise.
7374 (gimple_debug_bind_has_value_p): Likewise.
7375 (gimple_return_retval_ptr): Remove gcc_assert.
7376 (gimple_return_retval): Likewise.
7377 (gimple_return_set_retval): Likewise.
7378 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7379 (safe_referenced_var_iterator): Remove.
7380 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7381 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7382 (fill_referenced_var_vec): Remove.
7383 (first_readonly_imm_use): Remove redundant gcc_assert.
7384 (phi_arg_index_from_use): Combine gcc_asserts.
7385 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7386 (first_imm_use_stmt): Remove redundant gcc_assert.
7387 * tree-cfg.c (verify_gimple_call): Verify function and chain
7388 operands. Verify arguments.
7389 (verify_types_in_gimple_stmt): Verify condition code and labels.
7391 2010-01-07 Richard Guenther <rguenther@suse.de>
7393 PR tree-optimization/42641
7394 * sese.c (rename_map_elt_info): Use the SSA name version, do
7397 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7399 PR tree-optimization/42625
7400 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7401 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7403 2010-01-07 Duncan Sands <baldrick@free.fr>
7405 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7407 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7410 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7411 note itself is not function_invariant_p.
7413 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7415 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7416 Do not add the DF_NOTE problem.
7417 * store-motion.c (execute_rtl_store_motion): Likewise.
7419 2010-01-07 Martin Jambor <mjambor@suse.cz>
7421 PR tree-optimization/42157
7422 * tree-sra.c (compare_access_positions): Stabilize sort if both
7423 accesses have integer types, return zero immediately if they are the
7426 2010-01-06 Richard Henderson <rth@redhat.com>
7429 * haifa-sched.c (add_to_note_list): Merge into ...
7430 (concat_note_lists): ... here, and ...
7431 (unlink_other_notes, rm_other_notes): Merge into...
7432 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7433 NOTE_INSN_EPILOGUE_BEG.
7435 2010-01-06 Richard Guenther <rguenther@suse.de>
7437 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7438 not inline regular functions into always-inline functions.
7440 2010-01-06 Nick Clifton <nickc@redhat.com>
7442 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7443 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7445 (OVERRIDE_OPTIONS): Delete.
7446 (OPTIMIZATION_OPTIONS): Define.
7447 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7448 * config/rx/rx.c (rx_handle_option): Issue an error message if
7449 -mcpu=rx200 and -fpu are used together.
7450 (rx_set_optimization_options): New function. Issue an error
7451 message if an optimization attribute attempts to reset the FPU/
7452 math optimization pairing.
7453 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7454 * config/rx/rx.opt: Set the default to 32-bit doubles.
7455 * config/rx/t-rx: Add multilibs for -nofpu option.
7456 * doc/invoke.texi: Update documentation of RX options.
7458 2010-01-06 Richard Guenther <rguenther@suse.de>
7460 * tree-ssa-pre.c (name_to_id): New global.
7461 (alloc_expression_id): Simplify SSA name handling.
7462 (lookup_expression_id): Likewise.
7463 (init_pre): Zero name_to_id.
7464 (fini_pre): Free it.
7466 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7468 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7470 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7473 * config/i386/sse.md (smaxv2di3): New.
7474 (umaxv2di3): Likewise.
7475 (sminv2di3): Likewise.
7476 (uminv2di3): Likewise.
7478 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7481 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7482 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7483 (legitimize_tls_address): Likewise.
7484 (sparc_tls_referenced_p): Likewise.
7485 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7486 and adjust calls to legitimize_pic_address.
7487 (legitimate_constant_p) Use sparc_tls_referenced_p.
7488 (legitimate_pic_operand_p): Likewise.
7489 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7490 (sparc_tls_symbol_ref_1): Delete.
7491 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7492 (legitimize_tls_address): Make static, handle CONST patterns.
7493 (legitimize_pic_address): Make static, remove unused parameter and
7494 adjust recursive calls.
7495 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7496 and adjust call to legitimize_pic_address.
7497 (sparc_output_mi_thunk): Likewise.
7499 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7500 H.J. Lu <hongjiu.lu@intel.com>
7503 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7504 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7505 operands to make them signed.
7508 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7511 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7512 GTU to GT for V4SI and V2DI.
7514 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7515 (umin<mode>3): Removed.
7517 (uminv4si3): Likewise.
7519 2010-01-05 Martin Jambor <mjambor@suse.cz>
7521 PR tree-optimization/42462
7522 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7523 current_function_decl to helper functions and macros.
7525 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7528 * flags.h: Don't include real.h.
7529 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7530 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7531 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7532 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7533 * dominance.c: Update copyright.
7534 * gimple.c (walk_gimple_op): Remove inline.
7535 * tree-ssa-reassoc.c: Include real.h.
7536 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7537 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7539 2010-01-05 Nick Clifton <nickc@redhat.com>
7541 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7542 register to push into the stack frame when the accumulator has to
7543 be saved during interrupts.
7545 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7547 * doc/invoke.texi: Remove the documentation about option
7549 * common.opt (Wunreachable-code): Preserved for backward
7551 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7552 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7553 the backward compatibility flag section.
7555 2010-01-05 Richard Guenther <rguenther@suse.de>
7557 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7559 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7562 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7564 PR tree-optimization/42508
7565 * tree-sra.c (convert_callers): Check for recursive call
7566 by comparing cgraph nodes instead of decls.
7567 (modify_function): Call ipa_modify_formal_parameters also
7568 on all same_body aliases.
7570 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7571 cgraph nodes when checking for same_body aliases.
7573 2010-01-05 Richard Guenther <rguenther@suse.de>
7575 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7576 allocation and lookup.
7577 (get_or_alloc_expr_for_constant): Likewise.
7578 (phi_translate): Sink allocation.
7580 2010-01-04 Richard Guenther <rguenther@suse.de>
7582 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7583 a new entry only if needed.
7584 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7585 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7587 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7589 (phi_translate): Handle CONSTANTs early.
7591 2010-01-04 Martin Jambor <mjambor@suse.cz>
7593 PR tree-optimization/42398
7594 * tree-sra.c (struct access): Removed flag grp_different_types.
7595 (dump_access): Do not dump the removed flag.
7596 (sort_and_splice_var_accesses): Do not set the removed flag.
7597 (sra_modify_expr): Check for type compatibility directly.
7599 2010-01-04 Martin Jambor <mjambor@suse.cz>
7601 PR tree-optimization/42366
7602 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7603 edges with variable number of parameters.
7604 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7605 flag instead of asserting it.
7606 (ipa_read_node_info): Read uses_analysis_done flag.
7608 2010-01-04 Richard Guenther <rguenther@suse.de>
7610 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7611 iterative_hash_* as intended.
7612 (vn_reference_compute_hash): Likewise. Simplify hashing
7614 (vn_reference_lookup_2): Likewise.
7615 (vn_nary_op_compute_hash): Likewise.
7616 (vn_phi_compute_hash): Likewise.
7617 (expressions_equal_p): Remove strange code.
7618 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7619 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7620 (bitmap_insert_into_set_1): Take value-id as parameter.
7621 (add_to_value): Pass it.
7622 (bitmap_insert_into_set): Likewise.
7623 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7625 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7628 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7629 (do_self_spec): For switches with SWITCH_IGNORE set set also
7630 SWITCH_IGNORE_PERMANENTLY.
7631 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7634 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7636 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7637 tree of an unreferenced global var.
7639 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7642 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7643 GTU to GT for V4SI and V2DI.
7645 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7646 (umin<mode>3): Removed.
7648 (uminv4si3): Likewise.
7650 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7653 * collect2.c (main): Turn on trace in collect2 if -v is passed
7656 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7658 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7659 description of expression operand.
7661 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7663 * configure.ac: Add install-html to target_list for Make-hooks.
7664 * configure: Regenerate.
7665 * fortran/Make-lang.in (F95_HTMLFILES): New.
7666 (fortran.html): Use it.
7667 (fortran.install-html): New.
7668 * Makefile.in (install-html): Add lang.install-html.
7669 * java/Make-lang.in (JAVA_HTMLFILES): New.
7670 (java.html): Use it.
7671 (java.install-html): New.
7672 * objc/Make-lang.in (objc.install-html): New.
7673 * objcp/Make-lang.in (obj-c++.install-html): New.
7674 * cp/Make-lang.in (c++.install-html): New.
7675 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7676 * lto/Make-lang.in (lto.install-html): New.
7678 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7681 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7683 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7685 PR rtl-optimization/41862
7686 * store-motion.c (store_killed_in_insn, compute_store_table,
7687 remove_reachable_equiv_notes, replace_store_insn,
7688 build_store_vectors): Ignore all DEBUG_INSNs.
7690 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7693 * common.opt: Add dumpdir.
7695 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7697 (option_map): Add --dumpdir.
7699 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7701 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7703 * opts.c (decode_options): Try dump_dir_name first if
7704 dump_base_name isn't an absolute path.
7705 (common_handle_option): Handle OPT_dumpdir.
7707 * toplev.c (dump_dir_name): New.
7708 (print_switch_values): Also ignore -dumpdir.
7710 * toplev.h (dump_dir_name): New.
7712 2010-01-03 Richard Guenther <rguenther@suse.de>
7714 PR tree-optimization/42589
7715 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7716 double-word expansion of bswap32.
7718 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7720 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7721 with BLOCK_FOR_INSN.
7722 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7723 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7724 noce_process_if_block): Likewise.
7725 * gcse.c (compute_local_properties, insert_expr_in_table,
7726 insert_set_in_table, canon_list_insert, find_avail_set,
7727 pre_insert_copy_insn): Likewise.
7729 * basic-block.h (BLOCK_NUM): Move from here...
7730 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7732 2010-01-03 Richard Guenther <rguenther@suse.de>
7734 PR tree-optimization/42438
7735 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7736 contains_may_not_return_call flag.
7737 (BB_MAY_NOTRETURN): New.
7738 (valid_in_sets): Trapping nary operations are not valid
7739 in blocks that may not return.
7740 (insert_into_preds_of_block): Remove check for trapping expressions.
7741 (compute_avail): Compute also BB_MAY_NOTRETURN.
7743 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7745 * doc/invoke.texi: Add 2010 to copyright years.
7747 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7749 * config/sparc/sparc.c: Fix formatting nits.
7751 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7752 Alexander Monakov <amonakov@ispras.ru>
7754 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7756 2010-01-02 Richard Guenther <rguenther@suse.de>
7759 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7760 (simplify_switch_using_ranges): Mark to be removed edges
7763 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7765 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7767 * collect2.c (scan_libraries): Add missing argument in call to
7770 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7773 * config/alpha/predicates.md (aligned_memory_operand): Return false
7775 (unaligned_memory_operand): Return true for CQImode.
7776 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7777 doesn not cross aligned SImode word boundary.
7779 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7781 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7783 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7784 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7786 2010-01-02 Richard Guenther <rguenther@suse.de>
7789 * toplev.c (compile_file): Emit LTO marker properly. Change
7791 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7793 2010-01-01 Richard Guenther <rguenther@suse.de>
7796 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7798 2010-01-01 Richard Guenther <rguenther@suse.de>
7801 * c-decl.c (grokdeclarator): For zero-size arrays force
7802 structural equality checks as layout_type does.
7804 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7806 * builtins.c: Update copyright to 2010.
7808 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7811 * lto-streamer-out.c (produce_asm): Revert the last change.
7812 (copy_function): Likewise.
7814 * lto-streamer.c (lto_get_section_name): Skip any leading
7817 2010-01-01 Richard Guenther <rguenther@suse.de>
7820 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7824 Copyright (C) 2010 Free Software Foundation, Inc.
7826 Copying and distribution of this file, with or without modification,
7827 are permitted in any medium without royalty provided the copyright
7828 notice and this notice are preserved.