1 2010-04-29 Richard Guenther <rguenther@suse.de>
4 * plugin.h (invoke_plugin_callbacks): Annotate arguments
7 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
10 * config/i386/i386.c (get_some_local_dynamic_name): Replace
11 INSN_P with NONDEBUG_INSN_P.
12 (distance_non_agu_define): Likewise.
13 (distance_agu_use): Likewise.
15 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
17 From Dominique d'Humieres <dominiq@lps.ens.fr>
19 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
22 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
24 * plugin.h (invoke_plugin_callbacks): New inline function.
25 * plugin.c (flag_plugin_added): New global flag.
26 (add_new_plugin): Initialize above flag.
27 (invoke_plugin_callbacks): Rename to ...
28 (invoke_plugin_callbacks_full): ... this.
30 2010-04-28 Jan Hubicka <jh@suse.cz>
32 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
33 (lto_varpool_replace_node): New.
34 (lto_symtab_resolve_symbols): Resolve varpool nodes.
35 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
36 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
37 * cgraph.h (varpool_node_ptr): New type.
38 (varpool_node_ptr): New vector.
39 (varpool_node_set_def): New structure.
40 (varpool_node_set): New type.
41 (varpool_node_set): New vector.
42 (varpool_node_set_element_def): New structure.
43 (varpool_node_set_element, const_varpool_node_set_element): New types.
44 (varpool_node_set_iterator): New type.
45 (varpool_node): Add prev pointers, add used_from_other_partition,
47 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
48 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
49 varpool_get_node, varpool_remove_node): Declare.
50 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
51 varpool_node_set_size): New inlines.
52 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
53 * tree-pass.h (varpool_node_set_def): Forward declare.
54 (ipa_opt_pass_d): Summary writting takes vnode sets too.
55 (ipa_write_optimization_summaries): Update prototype.
56 * ipa-cp.c (ipcp_write_summary): Update.
57 * ipa-reference.c (ipa_reference_write_summary): Update.
58 * lto-cgraph.c (lto_output_varpool_node): New static function.
59 (output_varpool): New function.
60 (input_varpool_node): New static function.
61 (input_varpool_1): New function.
62 (input_cgraph): Input varpool.
63 * ipa-pure-const.c (pure_const_write_summary): Update.
64 * lto-streamer-out.c (lto_output): Update, output varpool too.
65 (write_global_stream): Kill WPA hack.
66 (produce_asm_for_decls): Update.
67 (output_alias_pair_p): Handle variables.
68 (output_unreferenced_globals): Output only needed partition of varpool.
69 * ipa-inline.c (inline_write_summary): Update.
70 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
71 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
72 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
73 varpool_node_set_new, varpool_node_set_add,
74 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
75 debug_varpool_node_set): New functions.
76 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
77 (execute_one_pass): Process new decls too.
78 (ipa_write_summaries_2): Pass around vsets.
79 (ipa_write_summaries_1): Likewise.
80 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
82 (ipa_write_optimization_summaries_1): Pass around vsets.
83 (ipa_write_optimization_summaries): Likewise.
84 * varpool.c (varpool_get_node): New.
85 (varpool_node): Update doubly linked lists.
86 (varpool_remove_node): New.
87 (dump_varpool_node): More dumping.
88 (varpool_enqueue_needed_node): Update doubly linked lists.
89 (decide_is_variable_needed): Kill ltrans hack.
90 (varpool_finalize_decl): Kill lto hack.
91 (varpool_assemble_decl): Skip decls in other partitions.
92 (varpool_assemble_pending_decls): Update doubly linkes lists.
93 (varpool_empty_needed_queue): Likewise.
94 (varpool_extra_name_alias): Likewise.
95 * lto-streamer.c (lto_get_section_name): Add vars section.
96 * lto-streamer.h (lto_section_type): Update.
97 (output_varpool, input_varpool): Declare.
99 2010-04-28 Mike Stump <mikestump@comcast.net>
101 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
103 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
105 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
106 record or union type with RECORD_OR_UNION_TYPE_P predicate.
107 (lto_input_ts_type_tree_pointers): Likewise.
108 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
109 (lto_output_ts_type_tree_pointers): Likewise.
111 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
113 Uniquization of constants at the Tree level
114 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
115 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
117 (tree_output_constant_def): Declare.
118 * gimplify.c (gimplify_init_constructor): When using block copy, first
119 uniquize the constant constructor on the RHS.
120 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
121 DECL_IN_CONSTANT_POOL flag.
122 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
123 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
125 (assemble_variable): Deal with symbols belonging to the tree constant
127 (get_constant_section): Add ALIGN parameter and simplify.
128 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
129 (assemble_constant_contents): Use the expression of the VAR_DECL.
130 (output_constant_def_contents): Use the alignment of the VAR_DECL.
131 (tree_output_constant_def): New global function.
132 (mark_constant): Use the expression of the VAR_DECL.
133 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
135 (output_object_block): Likewise and assemble the expression.
137 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
139 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
140 hash_tree, eq_tree): New tree hash table.
141 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
142 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
143 lto_orig_address_remove): Reimplement.
145 2010-04-28 Xinliang David Li <davidxl@google.com>
148 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
149 (compute_uninit_opnds_pos): New function.
150 (is_non_loop_exit_postdominating): New function.
151 (compute_control_dep_chain): New function.
152 (find_pdom): New function.
153 (convert_control_dep_chain_into_preds): New function.
154 (find_predicates): New function.
155 (find_control_equiv_block): New function.
156 (collect_phi_def_edges): New function.
157 (find_def_preds): New function.
158 (find_dom): New function.
159 (dump_predicates): New function.
160 (get_cmp_code): New function.
161 (is_value_included_in): New function.
162 (find_matching_predicate_in_rest_chains): New function.
163 (use_pred_not_overlap_with_undef_path_pred): New function.
164 (is_use_properly_guarded): New function.
165 (normalize_cond_1): New function.
166 (is_and_or_or): New function.
167 (normalize_cond): New function.
168 (is_gcond_subset_of): New function.
169 (is_subset_of_any): New function.
170 (is_or_set_subset_of): New function.
171 (is_and_set_subset_of): New function.
172 (is_norm_cond_subset_of): New function.
173 (is_pred_expr_subset_of): New function.
174 (is_pred_chain_subset_of): New function.
175 (is_included_in): New function.
176 (is_superset_of): New function.
177 (find_uninit_use): New function.
178 (warn_uninitialized_phi): New function.
179 (compute_possibly_undefined_names): New function.
180 (ssa_undefined_value_p): New function.
181 (execute_late_warn_uninitialized): New function.
182 * tree-ssa.c (ssa_undefined_value_p): Removed.
183 (warn_uninit): Changed to extern.
184 (warn_uninitialized_phi): Removed.
185 (warn_uninitialized_vars): Changed to extern.
186 (execute_late_warn_uninitialized): Removed
187 * tree-flow.h: Add new prototypes.
188 * timevar.def: Add new time variable.
189 * Makefile.in: Add new build file.
191 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
193 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
196 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
199 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
201 2010-04-28 Martin Jambor <mjambor@suse.cz>
203 * cgraph.h (struct cgraph_node): New field indirect_calls.
204 (struct cgraph_indirect_call_info): New type.
205 (struct cgraph_edge): Removed field indirect_call. New fields
206 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
207 (cgraph_create_indirect_edge): Declare.
208 (cgraph_make_edge_direct): Likewise.
209 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
210 * ipa-prop.h (struct ipa_param_call_note): Removed.
211 (struct ipa_node_params): Removed field param_calls.
212 (ipa_create_all_structures_for_iinln): Declare.
213 * cgraph.c: Described indirect edges and uids in initial comment.
214 (cgraph_add_edge_to_call_site_hash): New function.
215 (cgraph_edge): Search also among the indirect edges, use
216 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
217 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
218 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
220 (initialize_inline_failed): Assign a reason to indirect edges.
221 (cgraph_create_edge_1): New function.
222 (cgraph_create_edge): Moved some functionality to
223 cgraph_create_edge_1.
224 (cgraph_create_indirect_edge): New function.
225 (cgraph_edge_remove_callee): Add an assert checking for
227 (cgraph_edge_remove_caller): Special-case indirect edges.
228 (cgraph_remove_edge): Likewise.
229 (cgraph_set_edge_callee): New function.
230 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
231 (cgraph_make_edge_direct): New function.
232 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
233 the declaration of the call statement matches.
234 (cgraph_node_remove_callees): Special-case indirect edges.
235 (cgraph_clone_edge): Likewise.
236 (cgraph_clone_node): Clone also the indirect edges.
237 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
238 indirect_call, dump count of indirect_calls edges.
239 * ipa-prop.c (iinlining_processed_edges): New variable.
240 (ipa_note_param_call): Create indirect edges instead of
241 creating notes. New parameter node.
242 (ipa_analyze_call_uses): New parameter node, pass it on to
244 (ipa_analyze_stmt_uses): Likewise.
245 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
246 (print_edge_addition_message): Work on edges rather than on notes.
247 (update_call_notes_after_inlining): Likewise, renamed to
248 update_indirect_edges_after_inlining.
249 (ipa_create_all_structures_for_iinln): New function.
250 (ipa_free_node_params_substructures): Do not free notes.
251 (ipa_edge_duplication_hook): Propagate bits within
252 iinlining_processed_edges bitmap.
253 (ipa_node_duplication_hook): Do not duplicate notes.
254 (free_all_ipa_structures_after_ipa_cp): Renamed to
255 ipa_free_all_structures_after_ipa_cp.
256 (free_all_ipa_structures_after_iinln): Renamed to
257 ipa_free_all_structures_after_iinln.g
258 (ipa_write_param_call_note): Removed.
259 (ipa_read_param_call_note): Removed.
260 (ipa_write_indirect_edge_info): New function.
261 (ipa_read_indirect_edge_info): Likewise.
262 (ipa_write_node_info): Do not stream notes, do stream information
264 (ipa_read_node_info): Likewise.
265 (lto_ipa_fixup_call_notes): Removed.
266 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
267 * ipa-inline.c (pass_ipa_inline): Likewise.
268 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
269 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
270 * tree-inline.c (copy_bb): Removed an unnecessary double check for
272 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
274 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
275 (output_cgraph): Stream also indirect edges.
276 (lto_output_edge): Added capability to stream indirect edges.
277 (input_edge): Likewise.
278 (input_cgraph_1): Likewise.
279 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
282 2010-04-28 Richard Guenther <rguenther@suse.de>
284 PR tree-optimization/43879
285 PR tree-optimization/43909
286 * tree-ssa-structalias.c (struct variable_info): Add
287 only_restrict_pointers flag.
288 (new_var_info): Initialize it. Increment stats.total_vars here.
289 (create_function_info_for): Do not increment stats.total_vars
291 (get_function_part_constraint): Fix build with C++.
292 (insert_into_field_list): Remove.
293 (push_fields_onto_fieldstack): Properly merge fields.
294 (create_variable_info_for): Split and simplify.
295 (create_variable_info_for_1): New piece.
296 (intra_create_variable_infos): Properly make restrict constraints
299 2010-04-28 Richard Guenther <rguenther@suse.de>
302 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
305 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
306 Jan Hubicka <hubicka@ucw.cz>
308 * doc/invoke.texi (-Wsuggest-attribute=const,
309 -Wsuggest-attribute=pure): Document.
310 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
311 (function_always_visible_to_compiler_p,
312 suggest_attribute, warn_function_pure, warn_function_const):
314 (check_call): Improve debug info.
315 (analyze_function): Do not check availability.
316 (add_new_function): Check availability.
317 (propagate): Output warnings.
318 (skip_function_for_local_pure_const): New function.
319 (local_pure_const): Use it; output warnings.
320 * common.opt (Wsuggest-attribute=const,
321 Wsuggest-attribute=pure): New.
323 2010-04-27 Jakub Jelinek <jakub@redhat.com>
325 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
326 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
327 or DW_CFA_def_cfa_offset{,_sf}.
329 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
331 * tree.h: Fix truncated long macros.
333 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
335 * collect2.c (TARGET_64BIT): Redefine to target's default.
337 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
338 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
339 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
340 for underscoring __USER_LABEL_PREFIX__.
341 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
342 (SUB_LINK_ENTRY32): New.
343 (SUB_LINK_ENTRY64): New.
344 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
345 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
346 (SUB_LINK_ENTRY64): New.
347 (SUB_LINK_ENTRY): New.
348 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
349 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
350 x64 target is choosen.
351 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
352 * configure: Regenerated.
353 * configure.ac (leading-mingw64-underscores): Option added.
355 2010-04-27 Jan Hubicka <jh@suse.cz>
357 * doc/invoke.texi (-fipa-profile): Document.
358 * opts.c (decode_options): Enable ipa-profile at -O1.
359 * timevar.def (TV_IPA_PROFILE): Define.
360 * common.opt (fipa-profile): Add.
361 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
363 (cgraph_propagate_frequency): Handle only local ones.
364 * tree-pass.h (pass_ipa_profile): Declare.
365 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
366 (pass_ipa_profile): Use TV_IPA_PROFILE.
367 * ipa.c (ipa_profile): New function.
368 (gate_ipa_profile): Likewise.
369 (pass_ipa_profile): New global variable.
370 * passes.c (pass_ipa_profile): New.
372 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
374 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
376 2010-04-27 Martin Jambor <mjambor@suse.cz>
379 * ipa.c (dissolve_same_comdat_group_list): New function.
380 (function_and_variable_visibility): Call
381 dissolve_same_comdat_group_list when comdat group contains external or
383 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
384 lists are circular and that they contain only DECL_ONE_ONLY nodes.
386 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
388 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
389 (const_hash_1) <VECTOR_CST>: New case.
390 (compare_constant) <VECTOR_CST>: Likewise.
391 <ADDR_EXPR>: Deal with LABEL_REFs.
392 (copy_constant) <VECTOR_CST>: New case.
394 2010-04-27 Jan Hubicka <jh@suse.cz>
396 * cgraph.c (cgraph_propagate_frequency): New function.
397 * cgraph.h (cgraph_propagate_frequency): Declare.
398 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
399 cgraph_propagate_frequency.
401 2010-04-27 Jakub Jelinek <jakub@redhat.com>
403 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
405 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
408 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
409 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
410 here to determine which regs to push and how much stack to reserve.
412 2010-04-27 Jie Zhang <jie@codesourcery.com>
414 * doc/gimple.texi (gimple_statement_with_ops): Remove
415 addresses_taken field.
416 (gimple_statement_with_memory_ops): Likewise.
418 2010-04-27 Jan Hubicka <jh@suse.cz>
420 * tree-inline.c (eni_inlining_weights): Remove.
421 (estimate_num_insns): Special case more builtins.
423 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
426 * c-typeck.c (build_binary_op): Move forward check for comparison
427 pointer with null pointer constant and adjust the diagnostic message.
429 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
432 * configure.ac (gcc_cv_as_section_has_align): Set if installed
433 binutils supports extended .section directive needed by LTO, or
434 warn if older binutils found.
435 (LTO_BINARY_READER): New AC_SUBST'd variable.
436 (LTO_USE_LIBELF): Likewise.
437 * gcc/config.gcc (lto_binary_reader): New target-specific configure
439 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
440 (LTO_USE_LIBELF): Likewise.
441 * configure: Regenerate.
443 * collect2.c (is_elf): Rename from this ...
444 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
445 object files in addition to ELF-formatted ones.
446 (scan_prog_file): Caller updated. Also allow for LTO info marker
447 symbol to be prefixed or not by an extra underscore.
449 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
450 * config/i386/winnt.c: Also #include lto-streamer.h
451 (i386_pe_asm_named_section): Specify 1-byte section alignment for
453 (i386_pe_asm_output_aligned_decl_common): Add comment.
454 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
456 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
459 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
460 Add missing earlyclobber for second alternative.
462 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
464 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
465 bits for artificial defs at the top of the block.
466 * fwprop.c (single_def_use_enter_block): Don't call it.
468 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
471 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
472 instead of "$gcc_cv_objdump -T".
473 Use "-undefined dynamic_lookup" on darwin.
474 * gcc/configure: Regenerate.
476 2010-04-26 Jakub Jelinek <jakub@redhat.com>
479 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
481 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
483 * c-parser.c (struct c_token): Move location field up.
484 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
485 (struct c_declspecs): Convert typespec_word, storage_class, and
486 default_int_p into bitfields.
487 (struct c_declarator): Move loc field up.
489 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
491 * cfgloop.h (struct loop): Move can_be_parallel field up.
492 * ipa-prop.h (struct ip_node_params): Move bitfields up.
493 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
495 (struct iv_cand): Convert pos field into a bitfield.
496 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
498 (struct _stmt_vec_info): Shuffle fields for better packing.
500 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
502 * varasm.c (IN_NAMED_SECTION): Remove guard.
503 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
504 (IN_NAMED_SECTION_P): ...this.
505 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
506 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
508 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
510 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
511 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
512 of shadowing it. Fix comments.
514 2010-04-26 Jan Hubicka <jh@suse.cz>
516 * cgraph.c (cgraph_create_node): Set node frequency to normal.
517 (cgraph_clone_node): Copy function frequency.
518 * cgraph.h (node_frequency): New enum
519 (struct cgraph_node): Add.
520 * final.c (rest_of_clean_state): Update.
521 * lto-cgraph.c (lto_output_node): Output node frequency.
522 (input_overwrite_node): Input node frequency.
523 * tre-ssa-loop-ivopts (computation_cost): Update.
524 * lto-streamer-out.c (output_function): Do not output function
526 * predict.c (maybe_hot_frequency_p): Update and handle functions
528 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
530 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
531 (compute_function_frequency): Set noreturn functions to be executed
533 (choose_function_section): Update.
534 * lto-streamer-in.c (input_function): Do not input function frequency.
535 * function.c (allocate_struct_function): Do not initialize function
537 * function.h (function_frequency): Remove.
538 (struct function): Remove function frequency.
539 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
540 (try_update): Update.
541 * tree-inline.c (initialize_cfun): Do not update function frequency.
542 * passes.c (pass_init_dump_file): Update.
543 * i386.c (ix86_compute_frame_layout): Update.
544 (ix86_pad_returns): Update.
546 2010-04-26 Jie Zhang <jie@codesourcery.com>
548 PR tree-optimization/43833
549 * tree-vrp.c (range_int_cst_p): New.
550 (range_int_cst_singleton_p): New.
551 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
552 when both operands are constants. Use range_int_cst_p in
555 2010-04-26 Jan Hubicka <jh@suse.cz>
557 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
559 2010-04-26 Richard Guenther <rguenther@suse.de>
562 * gimple.c (gimple_decl_printable_name): Deal gracefully
563 with a NULL DECL_NAME.
565 2010-04-26 Richard Guenther <rguenther@suse.de>
568 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
569 if emitting debug information and it is either a function
572 2010-04-26 Ira Rosen <irar@il.ibm.com>
574 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
575 determine if the statement is vectorizable, and a macro to access it.
576 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
577 Skip statements that can't be vectorized. If the analysis fails,
578 mark the statement as unvectorizable if vectorizing basic block.
579 (vect_compute_data_refs_alignment): Likewise.
580 (vect_verify_datarefs_alignment): Skip statements marked as
581 unvectorizable. Add print.
582 (vect_analyze_group_access): Skip statements that can't be
583 vectorized. If the analysis fails, mark the statement as
584 unvectorizable if vectorizing basic block.
585 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
586 * tree-vect-stmts.c (vectorizable_store): Fix the number of
587 generated stmts for SLP.
588 (new_stmt_vec_info): Initialize the new field.
589 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
590 statements marked as unvectorizable.
592 2010-04-25 Joseph Myers <joseph@codesourcery.com>
594 * c-common.c (flag_isoc1x): New.
595 (flag_isoc99): Update comment.
596 * c-common.h (flag_isoc1x): New.
597 (flag_isoc99): Update comment.
598 * c-cppbuiltin.c (builtin_define_float_constants): Also define
599 __<type>_DECIMAL_DIG__.
600 * c-opts.c (set_std_c1x): New.
601 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
602 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
603 * c.opt (-std=c1x, -std=gnu1x): New options.
604 * doc/cpp.texi: Mention -std=c1x.
605 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
606 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
607 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
608 * doc/standards.texi: Mention C1X.
609 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
610 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
611 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
614 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
616 * config/i386/gmon-sol2.c (_mcleanup): Change format string
617 placeholder from 0x%x to %#x.
618 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
619 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
620 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
621 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
622 * config/i386/i386.c (ix86_target_string): Ditto.
623 (output_pic_addr_const): Ditto.
624 (print_operand): Ditto.
626 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
628 * combine.c (find_split_point): Add third argument. Use it
629 to find nested multiply-accumulate instructions. Adjust calls.
630 (try_combine): Adjust call to find_split_point.
632 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
634 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
636 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
638 PR tree-optimization/41442
639 * fold-const.c (merge_truthop_with_opposite_arm): New function.
640 (fold_binary_loc): Call it.
642 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
644 * toplev.c (general_init): Set default for fdiagnostics-show-option.
645 * opts.c (common_handle_option): Allow disabling it.
646 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
648 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
650 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
651 between modes if both types are integral.
653 2010-04-23 Richard Guenther <rguenther@suse.de>
655 PR tree-optimization/43572
656 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
658 2010-04-23 Richard Guenther <rguenther@suse.de>
661 * tree-inline.c (tree_can_inline_p): Also check compatibility
664 2010-04-23 Martin Jambor <mjambor@suse.cz>
666 PR tree-optimization/43846
667 * tree-sra.c (struct access): New flag grp_assignment_read.
668 (build_accesses_from_assign): Set grp_assignment_read.
669 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
670 (enum mark_read_status): New type.
671 (analyze_access_subtree): Propagate grp_assignment_read, create
672 accesses also if both direct_read and root->grp_assignment_read.
674 2010-04-23 Martin Jambor <mjambor@suse.cz>
677 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
678 function does not have type attributes.
680 2010-04-23 Richard Guenther <rguenther@suse.de>
683 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
686 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
688 * sese.h (create_if_region_on_edge): Remove.
690 * sese.c (create_if_region_on_edge): Make static.
692 * tree-inline.c: Do not include ggc.h.
694 * expr.c: Do not include ggc.h.
696 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
699 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
702 * config/sh/sh.c (find_barrier): Don't emit a constant pool
703 in the middle of insns for casesi_worker_2.
705 2010-04-22 David Edelsohn <edelsohn@gnu.org>
707 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
709 2010-04-22 Ira Rosen <irar@il.ibm.com>
711 PR tree-optimization/43842
712 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
713 loop unrolling in update of exit phis. Fix comment.
714 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
715 least two reduction statements in the loop before starting SLP
718 2010-04-22 Nick Clifton <nickc@redhat.com>
720 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
722 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
724 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
727 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
729 * tree-parloops.c (loop_parallel_p): New argument
730 parloop_obstack. Pass it down.
731 (parallelize_loops): New variable parloop_obstack. Initialize it,
732 pass it down, free it.
734 * tree-loop-linear.c (linear_transform_loops): Pass down
737 * tree-data-ref.h (lambda_compute_access_matrices): New argument
738 of type struct obstack *.
740 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
741 scratch_obstack. Initialize it, pass down, free it.
743 * lambda.h (lambda_loop_new): Remove.
744 (lambda_matrix_new, lambda_matrix_inverse)
745 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
746 argument of type struct obstack *.
748 * lambda-trans.c (lambda_trans_matrix_new): New argument
749 lambda_obstack. Pass it down, use obstack allocation for ret.
750 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
753 * lambda-mat.c (lambda_matrix_get_column)
754 (lambda_matrix_project_to_null): Remove.
755 (lambda_matrix_new): New argument lambda_obstack. Use obstack
757 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
760 * lambda-code.c (lambda_loop_new): New function.
761 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
762 (lambda_compute_auxillary_space, lambda_compute_target_space)
763 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
764 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
765 (build_access_matrix): New argument lambda_obstack. Use obstack
767 (lambda_compute_step_signs, lambda_compute_access_matrices): New
768 argument lambda_obstack. Pass it down.
770 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
772 * optabs.h (expand_widening_mult): Declare.
774 2010-04-22 Richard Guenther <rguenther@suse.de>
776 PR tree-optimization/43845
777 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
778 lookup the CALL_EXPR function and arguments.
780 2010-04-22 Nick Clifton <nickc@redhat.com>
782 * config/stormy16/stormy16.c
783 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
784 * config/stormy16/stormy16.h: Tidy up formatting.
785 (DONT_USE_BUILTIN_SETJMP): Remove definition.
786 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
787 (ineqbranchsi): Delete pattern.
788 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
789 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
790 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
791 stormy16-lib2-ucmpsi2.c.
793 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
795 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
796 df_simulate_find_noclobber_defs as appropriate. Keep track of an
797 extra set merge_set_noclobber, and use it to relax the final test
799 * df.h (df_simulate_find_noclobber_defs): Declare.
800 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
802 (df_simulate_find_noclobber_defs): New function.
804 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/i386.md: Use {} around multi-line preparation statements.
808 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
810 * c-tree.h (push_init_level, pop_init_level, set_init_index)
811 (process_init_element): New argument of type struct obstack *.
813 * c-typeck.c (push_init_level, pop_init_level, set_designator)
814 (set_init_index, set_init_label, set_nonincremental_init)
815 (set_nonincremental_init_from_string, find_init_member)
816 (output_init_element, output_pending_init_elements)
817 (process_init_element): New argument braced_init_obstack. Pass it
819 (push_range_stack, add_pending_init): New argument
820 braced_init_obstack. Use obstack allocation.
822 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
823 braced_init_obstack. Pass it down.
824 (c_parser_braced_init): New variables ret, braced_init_obstack.
825 Initialize obstack, pass it down and finally free it.
827 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
830 * tree-pass.h (pass_optimize_widening_mul): Declare.
831 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
832 gate_optimize_widening_mul): New static functions.
833 (pass_optimize_widening_mul): New.
834 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
835 <case MULT_EXPR>: Remove support for widening multiplies.
836 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
837 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
838 simplify_gen_unary rather than directly building extensions.
839 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
841 * expmed.c (expand_widening_mult): New function.
842 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
844 2010-04-21 Jan Hubicka <jh@suse.cz>
846 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
847 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
848 * lto-wpa-fixup.c: Remove.
849 * Makefile.in (lto-wpa-fixup.o): Remove.
850 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
851 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
852 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
854 2010-04-21 Jan Hubicka <jh@suse.cz>
856 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
857 add write_optimization_summary, read_optimization_summary.
858 (ipa_write_summaries_of_cgraph_node_set): Remove.
859 (ipa_write_optimization_summaries): Declare.
860 (ipa_read_optimization_summaries): Declare.
861 * ipa-cp.c (pass_ipa_cp): Update.
862 * ipa-reference.c (pass_ipa_reference): Update.
863 * ipa-pure-const.c (pass_ipa_pure_const): Update.
864 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
866 * ipa-inline.c (pass_ipa_inline): Update.
867 * ipa.c (pass_ipa_whole_program): Update.
868 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
869 * passes.c (ipa_write_summaries_1): Do not test wpa.
870 (ipa_write_optimization_summaries_1): New.
871 (ipa_write_optimization_summaries): New.
872 (ipa_read_summaries): Do not test ltrans.
873 (ipa_read_optimization_summaries_1): New.
874 (ipa_read_optimization_summaries): New.
876 2010-04-21 Jan Hubicka <jh@suse.cz>
878 * lto-cgraph.c (lto_output_node): Do not output comdat groups
880 (output_cgraph): Do not arrange comdat groups for boundary nodes.
882 2010-04-21 Jakub Jelinek <jakub@redhat.com>
885 * dwarf2out.c (add_name_and_src_coords_attributes): Add
886 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
888 2010-04-21 Jan Hubicka <jh@suse.cz>
890 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
892 2010-04-21 Jan Hubicka <jh@suse.cz>
894 * varpool.c (decide_is_variable_needed): Variable is always needed
897 2010-04-21 Jan Hubicka <jh@suse.cz>
899 * opts.c (decode_options): Enable pure-const pass for whopr.
901 2010-04-21 Jan Hubicka <jh@suse.cz>
903 * cgraph.c (dump_cgraph_node): Dump also assembler name.
904 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
906 (cgraph_decide_inlining): Do not expect callee to be removed in all
909 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
911 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
913 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.md (x86_shrd): Add athlon_decode and
916 amdfam10_decode attributes.
918 2010-04-21 Jakub Jelinek <jakub@redhat.com>
921 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
922 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
923 (lower_copyprivate_clauses): Use private var in outer
924 context instead of original var. Make sure the types
925 are correct for VLAs.
927 2010-04-21 Richard Guenther <rguenther@suse.de>
929 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
930 to non-pointer objects.
932 2010-04-21 Jakub Jelinek <jakub@redhat.com>
934 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
935 last chain entry if it starts with the still current label.
936 (add_location_or_const_value_attribute): Check that
937 loc_list->first->next is NULL instead of comparing ->first with ->last.
938 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
939 to add_var_loc_to_decl.
941 * dwarf2out.c (output_call_frame_info): For dw_cie_version
942 >= 4 add also address size and segment size fields into CIE header.
944 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
945 long as address size is the same as sizeof (void *) and
947 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
948 address size or segment size is unexpected, return DW_EH_PE_omit.
949 (classify_object_over_fdes): If get_cie_encoding returned
950 DW_EH_PE_omit, return -1.
951 (init_object): If classify_object_over_fdes returned -1,
952 pretend there were no FDEs at all.
954 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
956 * config/i386/i386.md (bswap<mode>2): Macroize expander from
957 bswap{si,di}2 using SWI48 mode iterator.
958 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
959 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
960 set modrm attribute of bswap insn to 0 and remove length attribute.
961 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
962 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
963 set mode attribute to <MODE> and remove length attribute.
965 2010-04-20 James E. Wilson <wilson@codesourcery.com>
967 PR rtl-optimization/43520
968 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
969 zero available registers.
971 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
973 * builtins.c (fold_builtin_cproj): Fold more cases.
975 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
977 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
978 (fold_builtin_1): Fold builtin cproj.
979 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
980 Use ATTR_CONST_NOTHROW_LIST.
982 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
984 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
985 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
986 ffsi2_no_cmove for !TARGET_CMOVE.
987 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
988 (ffssi2): Remove expander.
989 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
991 (ctz<mode>2): Ditto from ctz{si,di}2.
992 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
994 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
997 2010-04-20 Jakub Jelinek <jakub@redhat.com>
999 * dwarf2out.c (AT_linkage_name): Define.
1000 (clone_as_declaration): Handle DW_AT_linkage_name.
1001 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1002 of DW_AT_MIPS_linkage_name.
1003 (move_linkage_attr): Likewise.
1004 (dwarf2out_finish): Likewise.
1006 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1009 * fold-const.c (fold_comparison): New folding rule.
1011 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1013 * double-int.h (double_int_setbit): Declare.
1014 * double-int.c (double_int_setbit): New function.
1015 * rtl.h (immed_double_int_const): Declare.
1016 * emit-rtl.c (immed_double_int_const): New function.
1017 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1018 and immed_double_int_const functions.
1019 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1020 expand_copysign_bit): (Ditto.).
1021 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1022 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1023 * dojump.c (prefer_and_bit_test): (Ditto.).
1024 * expr.c (convert_modes, reduce_to_bit_field_precision,
1025 const_vector_from_tree): (Ditto.).
1026 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1028 2010-04-20 Jan Hubicka <jh@suse.cz>
1030 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1031 (dump_cgraph_node): Dump new flags.
1032 * cgraph.h (struct cgraph_node): Add flags
1033 reachable_from_other_partition and in_other_partition.
1034 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1035 other partition can not be removed.
1036 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1037 the other partition must be output; silence sanity checking on
1038 leaking functions bodies from other paritition.
1039 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1040 (lto_output_node): Output new flags; do not sanity check that inline
1041 clones are output; drop lto_forced_extern_inline_p code; do not mock
1042 visibility flags at partition boundaries.
1043 (add_node_to): New function.
1044 (output_cgraph): Use it to sort functions so masters appear before
1046 (input_overwrite_node): Input new flags.
1047 * passes.c (ipa_write_summaries): Do not call
1048 lto_new_extern_inline_states.
1049 * lto-section-out.c (forced_extern_inline,
1050 lto_new_extern_inline_states lto_delete_extern_inline_states,
1051 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1052 * lto-streamer.h (lto_new_extern_inline_states,
1053 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1054 lto_forced_extern_inline_p): Kill.
1056 2010-04-20 Richard Guenther <rguenther@suse.de>
1058 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1059 from vars that can have pointers.
1060 (process_constraint): Dump useless constraints.
1062 2010-04-20 Richard Guenther <rguenther@suse.de>
1064 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1065 (dump_sa_points_to_info): Remove asserts.
1066 (init_base_vars): nothing_id isn't an escape point nor does it
1069 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1071 * tree.h (TYPE_REF_IS_RVALUE): Define.
1072 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1073 should_move_die_to_comdat, prune_unused_types_walk): Handle
1074 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1075 (modified_type_die, gen_reference_type_die): Emit
1076 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1077 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1079 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1082 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1083 calls for -fpic -m31 if they have been sibcall optimized.
1085 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1087 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1088 ar.lc fixed and call-used.
1090 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1092 2010-04-19 Jan Hubicka <jh@suse.cz>
1094 * opts.c (decode_options): Disable whpr incompatible passes.
1095 * lto/lto.c (lto_1_to_1_map): Skip clones.
1096 (read_cgraph_and_symbols): Do not mark everything as needed.
1097 (do_whole_program_analysis): Do map only after optimizing;
1098 set proper cgraph_state; use passmanager.
1100 2010-04-19 DJ Delorie <dj@redhat.com>
1102 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1103 POINTER_PLUS_EXPR and fix them.
1105 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1107 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1108 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1109 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1110 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1111 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1112 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1113 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1114 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1115 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1116 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1117 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1119 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1121 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1122 (check_cond_move_block): Likewise.
1123 (cond_move_process_if_block): Likewise.
1124 (noce_find_if_block): Improve formatting.
1125 (find_if_header): Pass 0 to memset and tweak conditions.
1126 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1128 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1130 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1134 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1135 with non-local decl doesn't need chain.
1137 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1139 * ira-color.c (allocno_reload_assign): Avoid accumulating
1140 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1142 2010-04-19 Martin Jambor <mjambor@suse.cz>
1144 * gimple.h (create_tmp_reg): Declare.
1145 * gimplify.c (create_tmp_reg): New function.
1146 (gimplify_return_expr): Use create_tmp_reg.
1147 (gimplify_omp_atomic): Likewise.
1148 (gimple_regimplify_operands): Likewise.
1149 * tree-dfa.c (make_rename_temp): Likewise.
1150 * tree-predcom.c (predcom_tmp_var): Likewise.
1151 (reassociate_to_the_same_stmt): Likewise.
1152 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1153 (get_replaced_param_substitute): Likewise.
1154 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1155 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1156 * tree-ssa-pre.c (get_representative_for): Likewise.
1157 (create_expression_by_pieces): Likewise.
1158 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1159 (create_tailcall_accumulator): Likewise.
1161 2010-04-19 Martin Jambor <mjambor@suse.cz>
1163 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1165 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1167 2010-04-19 Richard Guenther <rguenther@suse.de>
1169 PR tree-optimization/43796
1170 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1171 from SCEV in the lattice.
1172 (vrp_visit_phi_node): Dump change.
1174 2010-04-19 Richard Guenther <rguenther@suse.de>
1176 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1177 * configure: Re-generated.
1179 2010-04-19 Richard Guenther <rguenther@suse.de>
1181 PR tree-optimization/43783
1182 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1183 constant ARRAY_REF operands two and three if possible.
1185 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1190 2010-04-19 Jie Zhang <jie@codesourcery.com>
1193 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1195 2010-04-19 Ira Rosen <irar@il.ibm.com>
1197 PR tree-optimization/37027
1198 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1199 and macro to access it.
1200 (vectorizable_reduction): Add argument.
1201 (vect_get_slp_defs): Likewise.
1202 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1203 statements for possible use in SLP.
1204 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1205 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1206 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1208 (vectorizable_reduction): Likewise.
1209 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1211 (vectorizable_type_demotion, vectorizable_type_promotion,
1212 vectorizable_store): Likewise.
1213 (vect_analyze_stmt): Update call to vectorizable_reduction.
1214 (vect_transform_stmt): Likewise.
1215 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1216 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1217 from different interleaving chains in same node.
1218 (vect_slp_rearrange_stmts): New function.
1219 (vect_supported_load_permutation_p): Allow load permutations for
1220 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1221 inside SLP nodes if necessary.
1222 (vect_analyze_slp_instance): Handle reductions.
1223 (vect_analyze_slp): Try to build SLP instances originating from groups
1225 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1226 (vect_get_constant_vectors): Create initial vectors for reductions
1227 according to reduction code. Add new argument.
1228 (vect_get_slp_defs): Add new argument, pass it to
1229 vect_get_constant_vectors.
1230 (vect_schedule_slp_instance): Remove SLP tree root statements.
1232 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1234 * tree.h (ENUM_IS_SCOPED): Define.
1235 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1236 for ENUM_IS_SCOPED enums.
1238 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1240 * fold-const.c (fold_comparison): Use ssizetype.
1241 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1242 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1243 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1244 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1246 * tree.h (initialize_sizetypes): Remove parameter.
1247 (build_common_tree_nodes): Remove second parameter.
1248 * stor-layout.c (initialize_sizetypes): Remove parameter.
1249 Always create an unsigned type.
1250 (set_sizetype): Assert that the passed type is unsigned and simplify.
1251 * tree.c (build_common_tree_nodes): Remove second parameter.
1252 Adjust call to initialize_sizetypes.
1253 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1254 build_common_tree_nodes.
1256 2010-04-18 Matthias Klose <doko@ubuntu.com>
1258 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1260 2010-04-18 Ira Rosen <irar@il.ibm.com>
1262 PR tree-optimization/43771
1263 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1264 load permutation doesn't have gaps.
1266 2010-04-18 Jan Hubicka <jh@suse.cz>
1268 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1269 (sse_prologue_save_insn expander): Use new pattern.
1270 (sse_prologue_save_insn1): New pattern and splitter.
1271 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1273 * i386.c (setup_incoming_varargs_64): Do not compute jump
1275 (ix86_gimplify_va_arg): Update alignment needed.
1276 (ix86_local_alignment): Do not align all local arrays to 128bit.
1278 2010-04-17 Jan Hubicka <jh@suse.cz>
1280 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1282 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1284 * arm.md (negdi2): Remove redundant code to force values into a
1287 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1289 * arm/bpabi.S: Add EABI alignment attributes to objects.
1290 * arm/bpabi-v6m.S: Likewise.
1291 * arm/crti.asm: Likewise.
1292 * arm/crtn.asm: Likewise.
1293 * arm/lib1funcs.asm: Likewise.
1294 * arm/libunwind.S: Likewise.
1296 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1298 * arm-protos.h (tune_params): New structure.
1299 * arm.c (current_tune): New variable.
1300 (arm_constant_limit): Delete.
1301 (struct processors): Add pointer to the tune parameters.
1302 (arm_slowmul_tune): New tuning option.
1303 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1304 (all_cores): Adjust to pick up the tuning model.
1305 (arm_constant_limit): New function.
1306 (arm_override_options): Select the appropriate tuning model. Delete
1307 initialization of arm_const_limit.
1308 (arm_split_constant): Use the new constant-limit model.
1309 (arm_rtx_costs): Pick up the current tuning model.
1310 * arm.md (is_strongarm, is_xscale): Delete.
1311 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1312 for Xscale variant architectures.
1313 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1315 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1317 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1319 (arm_rtx_costs_1): Remove unused variable extra_cost.
1320 (arm_unwind_emit_set): Use variable offset.
1321 (thumb1_output_casesi): Remove unused variable flags.
1323 2010-04-16 Jeff Law <law@redhat.com>
1325 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1326 needing assignment rather than doing a two-phase assignment. Remove
1327 unused variable 'm'.
1329 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1332 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1334 2010-04-16 Doug Kwan <dougkwan@google.com>
1336 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1337 (next_operand_entry_id): New static variable.
1338 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1339 (add_to_ops_vec): Assigned unique ID to operand entry.
1340 (struct oecount_s): New field ID.
1341 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1342 (undistribute_ops_list): Assign unique IDs to oecounts.
1343 (init_reassoc): reset next_operand_entry_id.
1345 2010-04-16 Doug Kwan <dougkwan@google.com>
1347 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1348 missing left parenthesis.
1350 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1352 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1353 *btdi_rex64 using SWI48 mode iterator.
1354 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1355 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1356 *jcc_btdi_mask_rex64.
1358 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1360 * double-int.h (tree_to_double_int): Convert to macro.
1361 * double-int.c (tree_to_double_int): Remove.
1363 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1366 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1367 with want_address 2 and in case a single element list might be
1368 possible, call it again with want_address 0.
1370 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1372 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1373 case 'W' print operands for HI mode.
1374 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1375 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1376 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1377 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1379 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1381 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1382 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1383 #xx:3 and #xx:4 mode.
1385 * config/h8300/h8300.md (inverted load with HImode dest): Add
1386 support for H8300SX.
1388 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1389 satisfy 'U' constraint.
1391 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1393 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1394 * configure: Regenerate.
1395 * config.in: Regenerate.
1396 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1399 2010-04-16 Richard Guenther <rguenther@suse.de>
1401 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1402 (struct tree_decl_common): ... here.
1403 (DECL_PT_UID): Adjust.
1404 (SET_DECL_PT_UID): Likewise.
1405 (DECL_PT_UID_SET_P): Likewise.
1407 2010-04-16 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/43572
1410 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1411 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1412 * tree-flow.h (is_call_clobbered): Remove.
1413 * tree-flow-inline.h (is_call_clobbered): Likewise.
1414 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1415 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1416 (execute_return_slot_opt): Adjust.
1417 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1418 check for call clobbered vars here.
1419 (find_tail_calls): Move tailcall verification to the
1422 2010-04-16 Diego Novillo <dnovillo@google.com>
1424 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1426 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1429 * config/arm/arm.md (cbranchqi4): New pattern.
1430 * config/arm/predicates.md (const0_operand,
1431 cbranchqi4_comparison_operator): New predicates.
1433 2010-04-16 Richard Guenther <rguenther@suse.de>
1435 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1436 (dump_gimple_stmt): Likewise.
1438 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1440 * recog.h (struct recog_data): New field is_operator.
1441 (struct insn_operand_data): New field is_operator.
1442 * recog.c (extract_insn): Set recog_data.is_operator.
1443 * genoutput.c (output_operand_data): Emit code to set the
1445 * reload.c (find_reloads): Use it rather than testing for an
1446 empty constraint string.
1449 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1450 If the previous insn is a cbranchsi4_insn with the same arguments,
1451 omit the compare instruction.
1453 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1454 register, inputs must be low registers and we need a low register
1455 scratch. Handle alternative 2 like alternative 3.
1457 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1459 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1460 don't call get_addr on both. If one expression is a VALUE and
1461 the other a REG, check VALUE's locs if the REG isn't among them.
1463 2010-04-16 Christian Bruel <christian.bruel@st.com>
1465 * config/sh/sh.h (sh_frame_pointer_required): New function.
1466 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1467 (flag_omit_frame_pointer) Set.
1468 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1469 (rounded_frame_size): Adjust size with outgoing_args_size.
1470 (sh_set_return_address): Must return from stack pointer.
1471 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1472 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1473 (ACCUMULATE_OUTGOING_ARGS): Define.
1474 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1475 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1477 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1480 * config/sh/sh.c (sh_legitimize_reload_address): Use
1481 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1482 Remove a unneeded check for offset_base.
1484 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1486 * configure: Regenerated.
1488 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1490 * config/s390/s390.c (s390_call_save_register_used): Switch back
1491 to HARD_REGNO_NREGS.
1493 2010-04-15 Richard Guenther <rguenther@suse.de>
1495 * alias.c (alias_set_subset_of): Handle alias-set zero
1498 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1499 Julian Brown <julian@codesourcery.com>
1501 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1502 alternatives according to use of high and low regs.
1503 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1504 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1505 optimizing for size on Thumb-2.
1507 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1509 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1511 2010-04-15 Richard Guenther <rguenther@suse.de>
1513 * tree-ssa-structalias.c (struct variable_info): Add
1515 (new_var_info): Initialize it.
1516 (dump_constraints): Support printing last added constraints.
1517 (debug_constraints): Adjust.
1518 (dump_constraint_graph): Likewise.
1519 (make_heapvar_for): Check for NULL cfun.
1520 (get_function_part_constraint): New function.
1521 (get_fi_for_callee): Likewise.
1522 (find_func_aliases): Properly implement IPA PTA constraints.
1523 (process_ipa_clobber): New function.
1524 (find_func_clobbers): Likewise.
1525 (insert_into_field_list_sorted): Remove.
1526 (create_function_info_for): Properly allocate vars for IPA mode.
1527 Do not use insert_into_field_list_sorted.
1528 (create_variable_info_for): Properly generate constraints for
1529 global vars in IPA mode.
1530 (dump_solution_for_var): Always dump the solution.
1531 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1532 (find_what_var_points_to): Adjust.
1533 (pt_solution_set): Change.
1534 (pt_solution_ior_into): New function.
1535 (pt_solution_empty_p): Export.
1536 (pt_solution_includes_global): Adjust.
1537 (pt_solution_includes_1): Likewise.
1538 (pt_solutions_intersect_1): Likewise.
1539 (dump_sa_points_to_info): Check some invariants.
1540 (solve_constraints): Move constraint dumping ...
1541 (compute_points_to_sets): ... here.
1542 (ipa_pta_execute): ... and here.
1543 (compute_may_aliases): Do not re-compute points-to info
1544 locally if IPA info is available.
1545 (ipa_escaped_pt): New global var.
1546 (ipa_pta_execute): Properly implement IPA PTA.
1547 * tree-into-ssa.c (dump_decl_set): Support dumping
1548 decls not in referenced-vars.
1549 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1550 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1551 (dump_points_to_solution): Likewise.
1552 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1553 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1554 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1555 (copy_decl_to_var): Copy DECL_PT_UID.
1556 (copy_result_decl_to_var): Likewise.
1557 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1558 (copy_node_stat): Copy it.
1559 * tree.h (DECL_PT_UID): New macro.
1560 (SET_DECL_PT_UID): Likewise.
1561 (DECL_PT_UID_SET_P): Likewise.
1562 (struct tree_decl_minimal): Add pt_uid member.
1563 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1564 (pt_solution_empty_p): Declare.
1565 (pt_solution_set): Adjust.
1566 (ipa_escaped_pt): Declare.
1567 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1568 * gimple-pretty-print.c (pp_points_to_solution): New function.
1569 (dump_gimple_call): Dump call clobber/use information.
1570 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1571 * tree-pass.h (TDF_ALIAS): New dump option.
1572 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1573 * doc/invoke.texi (-fipa-pta): Update documentation.
1575 2010-04-15 Richard Guenther <rguenther@suse.de>
1577 * Makefile.in (OBJS-common): Add gimple-fold.o.
1578 (gimple-fold.o): New rule.
1579 * tree.h (maybe_fold_offset_to_reference,
1580 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1582 * gimple.h: ... here.
1583 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1584 may_propagate_address_into_dereference): Move prototypes ...
1585 * gimple.h: ... here.
1586 * tree-ssa-ccp.c (get_symbol_constant_value,
1587 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1588 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1589 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1590 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1591 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1592 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1593 gimplify_and_update_call_from_tree): Move ...
1594 * gimple-fold.c: ... here. New file.
1595 (ccp_fold_builtin): Rename to ...
1596 (gimple_fold_builtin): ... this.
1597 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1599 2010-04-15 Richard Guenther <rguenther@suse.de>
1601 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1602 fit_double_type, force_fit_type_double, add_double_with_sign,
1603 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1604 lrotate_double, rrotate_double, div_and_round_double): Move ...
1605 * double-int.c: ... here.
1606 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1607 add_double, neg_double, mul_double_with_sign, mul_double,
1608 lshift_double, rshift_double, lrotate_double, rrotate_double,
1609 div_and_round_double): Move prototypes ...
1610 * double-int.h: ... here.
1612 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1615 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1616 matching constraints to ensure inputs match the output.
1618 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1621 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1622 in an input-only operand.
1624 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1626 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1627 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1628 (double_int_negative_p): Convert to static inline function.
1629 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1630 (double_int_negative_p): Remove.
1631 * tree.h (lshift_double, rshift_double):
1632 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1633 * fold-const.c (fold_convert_const_int_from_real,
1634 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1635 (lshift_double): Change type of arith argument to bool.
1636 (rshift_double): Change type of arith argument to bool. Correct
1638 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1640 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1643 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1644 at the start and end of the then/else blocks, and omit them from the
1646 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1647 argument; all callers changed. Pass zero to old_insns_match_p instead.
1648 (flow_find_head_matching_sequence): New function.
1649 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1650 * basic-block.h (flow_find_cross_jump,
1651 flow_find_head_matching_sequence): Declare functions.
1653 2010-04-14 Jason Merrill <jason@redhat.com>
1656 * c-common.c (attribute_takes_identifier_p): New fn.
1657 * c-common.h: Declare it.
1659 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1661 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1663 (*udivmod<mode>4): Ditto.
1665 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1667 * config/i386/i386.md (maxmin_int): Rename code attribute from
1668 maxminiprefix and update all users.
1669 (maxmin_float): Ditto from maxminfprefix.
1670 (logic): Ditto from logicprefix.
1671 (absneg_mnemonic): Ditto from absnegprefix.
1672 * config/i386/mmx.md: Update all users of maxminiprefix,
1673 maxminfprefix and logicprefix for rename.
1674 * config/i386/sse.md: Ditto.
1675 * config/i386/sync.md (sync_<code><mode>): Update for
1678 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1681 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1682 warnings converted to errors.
1684 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1686 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1687 used insn_type variable.
1688 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1689 to avoid set-but-not-used warning.
1691 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1693 * df-core.c (df_ref_debug): Change format string placeholder
1695 * dwarf2asm.c (dw2_asm_output_data_raw,
1696 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1697 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1698 * dwarf2out.c (output_cfi, output_cfi_directive,
1699 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1700 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1702 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1703 * print-rtl.c (print_rtx): Ditto.
1705 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1708 * builtins.c (expand_builtin_pow_root): New function to expand pow
1709 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1710 series of sqrt and cbrt calls under -ffast-math.
1711 (expand_builtin_pow): Call it.
1713 2010-04-14 Michael Matz <matz@suse.de>
1715 PR tree-optimization/42963
1716 * tree-cfg.c (touched_switch_bbs): New static variable.
1717 (group_case_labels_stmt): New function broken out from ...
1718 (group_case_labels): ... here, use the above.
1719 (start_recording_case_labels): Allocate touched_switch_bbs.
1720 (end_recording_case_labels): Deallocate it, call
1721 group_case_labels_stmt.
1722 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1724 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1726 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1729 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1731 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1733 2010-04-13 Jan Hubicka <jh@suse.cz>
1735 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1736 of optimized out static functions.
1737 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1738 cost computation. Also sanity check for overflows.
1739 (update_caller_keys): Update cgraph_edge_badness call; properly
1740 update fibheap and sanity check that it is up to date.
1741 (add_new_edges_to_heap): Update cgraph_edge_badness.
1742 (cgraph_decide_inlining_of_small_function): Likewise;
1743 add sanity checking that badness in heap is up to date;
1744 improve dumping of reason; Update badness of calls to the
1745 offline copy of function currently inlined; dump badness
1746 of functions not inlined because of unit growth limits.
1748 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1751 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1752 because of sign-extension change when converting to sizetype here...
1753 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1755 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1756 the folding to constants. Remove redundant final conversion.
1757 (fold_binary) <associate>: Do not associate if the re-association of
1758 constants alone overflows.
1759 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1760 to the end of the list.
1761 (multiple_of_p) <COND_EXPR>: New case.
1763 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1765 * opt-functions.awk (opt_sanitized_name): New.
1767 * optc-gen.awk: Use it
1768 * opth-gen.awk: Use it.
1770 2010-04-13 Martin Jambor <mjambor@suse.cz>
1772 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1773 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1774 children. Call replace_uses_with_default_def_ssa_name to handle
1777 2010-04-13 Michael Matz <matz@suse.de>
1780 * builtins.c (expand_builtin_interclass_mathfn): Also create
1781 a register if the predicate doesn't match.
1783 2010-04-13 Diego Novillo <dnovillo@google.com>
1785 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1786 * c-pch.c: Include timevar.h.
1787 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1788 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1789 * ggc-common.c: Include timevar.h.
1790 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1791 * timevar.def (TV_PCH_SAVE): Define.
1792 (TV_PCH_CPP_SAVE): Define.
1793 (TV_PCH_PTR_REALLOC): Define.
1794 (TV_PCH_PTR_SORT): Define.
1795 (TV_PCH_RESTORE): Define.
1796 (TV_PCH_CPP_RESTORE): Define.
1798 2010-04-13 Michael Matz <matz@suse.de>
1800 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1802 (can_reassociate_p): New function.
1803 (break_up_subtract_bb, reassociate_bb): Use it.
1805 2010-04-13 Richard Guenther <rguenther@suse.de>
1808 * builtins.c (c_readstr): Fix assert.
1810 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1812 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1813 when generating cltd insn.
1815 (*ashl<mode>3_1): Remove special handling for register operand 2.
1816 (*ashlsi3_1_zext): Ditto.
1817 (*ashlhi3_1): Ditto.
1818 (*ashlhi3_1_lea): Ditto.
1819 (*ashlqi3_1): Ditto.
1820 (*ashlqi3_1_lea): Ditto.
1821 (*<shiftrt_insn><mode>3_1): Ditto.
1822 (*<shiftrt_insn>si3_1_zext): Ditto.
1823 (*<shiftrt_insn>qi3_1_slp): Ditto.
1824 (*<rotate_insn><mode>3_1): Ditto.
1825 (*<rotate_insn>si3_1_zext): Ditto.
1826 (*<rotate_insn>qi3_1_slp): Ditto.
1828 2010-04-13 Richard Guenther <rguenther@suse.de>
1830 * tree-ssa-structalias.c (callused_id): Remove.
1831 (call_stmt_vars): New.
1832 (get_call_vi): Likewise.
1833 (lookup_call_use_vi): Likewise.
1834 (lookup_call_clobber_vi): Likewise.
1835 (get_call_use_vi): Likewise.
1836 (get_call_clobber_vi): Likewise.
1837 (make_transitive_closure_constraints): Likewise.
1838 (handle_const_call): Adjust to do per-call call-used handling.
1839 (handle_pure_call): Likewise.
1840 (find_what_var_points_to): Remove general callused handling.
1841 (init_base_vars): Likewise.
1842 (init_alias_vars): Initialize call_stmt_vars.
1843 (compute_points_to_sets): Process call-used and call-clobbered
1844 vars for call statements.
1845 (delete_points_to_sets): Free call_stmt_vars.
1847 2010-04-13 Richard Guenther <rguenther@suse.de>
1849 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1850 Only add RW dependence for dependence distance zero.
1851 Adjust maximal vectorization factor according to dependences.
1852 Move alignment handling ...
1853 (vect_find_same_alignment_drs): ... here. New function.
1854 (vect_analyze_data_ref_dependences): Adjust.
1855 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1856 (vect_analyze_data_refs): Adjust minimal vectorization factor
1857 according to data references.
1858 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1859 dependences before determining the vectorization factor.
1860 Analyze alignment after determining the vectorization factor.
1861 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1862 dependences before alignment.
1863 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1865 (vect_analyze_data_refs): Likewise.
1866 (MAX_VECTORIZATION_FACTOR): New define.
1868 2010-04-13 Duncan Sands <baldrick@free.fr>
1870 * except.h (lang_eh_type_covers): Remove.
1871 * except.c (lang_eh_type_covers): Likewise.
1873 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1874 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1876 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1877 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1878 UNITS_PER_LONG where it is ABI relevant.
1879 (s390_return_addr_rtx): Likewise.
1880 (s390_back_chain_rtx): Likewise.
1881 (s390_frame_area): Likewise.
1882 (s390_frame_info): Likewise.
1883 (s390_initial_elimination_offset): Likewise.
1884 (save_gprs): Likewise.
1885 (s390_emit_prologue): Likewise.
1886 (s390_emit_epilogue): Likewise.
1887 (s390_function_arg_advance): Likewise.
1888 (s390_function_arg): Likewise.
1889 (s390_va_start): Likewise.
1890 (s390_gimplify_va_arg): Likewise.
1891 (s390_function_profiler): Likewise.
1892 (s390_optimize_prologue): Likewise.
1893 (s390_rtx_costs): Likewise.
1894 (s390_secondary_reload): Likewise.
1895 (s390_promote_function_mode): Likewise.
1896 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1897 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1898 registers available.
1899 (s390_unwind_word_mode): New function.
1900 (s390_function_value): Split 64 bit values into register pair if
1901 used as return value.
1902 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1903 function call parameters. Handle parallels.
1904 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1905 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1906 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1907 (s390_expand_setmem): Remove unused variable src_addr.
1908 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1909 deal with 64 bit registers.
1910 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1911 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1912 (UNITS_PER_LONG): New macro.
1913 * libjava/include/s390-signal.h: Define extended ucontext
1914 structure containing the upper halfs of the 64 bit registers.
1916 2010-04-13 Simon Baldwin <simonb@google.com>
1918 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1920 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1922 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1923 rvalue on the RHS if the LHS is of a non-renamable type.
1924 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1926 2010-04-13 Matthias Klose <doko@ubuntu.com>
1928 * gcc.c (cc1_options): Handle -iplugindir before processing
1929 the cc1 spec. Only add -iplugindir once.
1930 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1932 * common.opt (iplugindir): Remove `Separate' property, initialize.
1933 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1935 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1936 (distclean): Remove plugin dir.
1937 * doc/invoke.texi: Document -iplugindir.
1939 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1941 * doc/plugins.texi (Loading Plugins): Document short
1942 -fplugin=foo option.
1943 (Plugin API): Mention default_plugin_dir_name function.
1945 * gcc.c (find_file_spec_function): Add new declaration.
1946 (static_spec_func): Use it for "find-file".
1947 (find_file_spec_function): Add new function.
1948 (cc1_options): Add -iplugindir option if -fplugin* options found.
1950 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1952 * plugin.c (add_new_plugin): Updated comment, and handle short
1954 (default_plugin_dir_name): Added new function.
1956 * common.opt (iplugindir): New option to set the plugin directory.
1958 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1960 * config/i386/i386.md (any_rotate): New code iterator.
1961 (rotate_insn): New code attribute.
1963 (SWIM124): New mode iterator.
1964 (<rotate_insn>ti3): New expander.
1965 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1966 any_rotate code iterator.
1967 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1968 using any_rotate code iterator and SWIM124 mode iterator.
1969 (ix86_rotlti3): New insn_and_split pattern.
1970 (ix86_rotrti3): Ditto.
1971 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1972 ix86_rotl{di,ti}3 patterns.
1973 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1974 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1975 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1976 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1977 code iterator and SWI mode iterator.
1978 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1979 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1981 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1982 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1983 (bswap rotatert splitter): Add splitter.
1984 (bswap splitter): Macroize splitter using any_rotate code iterator.
1985 Add insn predicate to split only for TARGET_USE_XCHGB or when
1986 optimizing function for size.
1988 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1990 * config/pa/pa.c (emit_move_sequence): Remove use of
1991 deleted variable flag_argument_noalias.
1993 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1995 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1997 Add to unsupported targets list.
1998 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1999 sparc*-sun-solaris2.[567]* from target lists.
2000 * configure: Regenerate.
2001 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2003 Remove Solaris 7 patch references.
2004 (Specific, sparc-sun-solaris2.7): Removed.
2005 (sparc-sun-solaris2*): Update Solaris 7 example.
2006 (sparc64-*-solaris2*): Likewise.
2008 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2010 * config.build (alpha*-dec-osf4*): Remove.
2011 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2012 of obsolete configurations.
2013 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2015 * config/alpha/t-osf4: Renamed to ...
2016 * config/alpha/t-osf5: ... this.
2017 * config/alpha/osf.h: Renamed to ...
2018 * config/alpha/osf5.h: ... this.
2019 Merged old osf5.h contents.
2021 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2022 (EXTRA_SPECS): Removed.
2023 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2024 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2027 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2029 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2031 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2034 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2035 __thiscall convention.
2037 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2039 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2041 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2043 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2045 * function.c (assign_parms_initialize_all): Add unused attribute
2048 2010-04-12 Richard Guenther <rguenther@suse.de>
2050 * gsstruct.def (GSS_CALL): New.
2051 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2052 * gimple.h: Include tree-ssa-alias.h.
2053 (struct gimple_statement_call): New.
2054 (union gimple_statement_struct_d): Add gimple_call member.
2055 (gimple_call_reset_alias_info): Declare.
2056 (gimple_call_use_set): New function.
2057 (gimple_call_clobber_set): Likewise.
2058 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2059 * gimple.c (gimple_call_reset_alias_info): New function.
2060 (gimple_build_call_1): Call it.
2061 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2062 * tree-inline.c (remap_gimple_stmt): Likewise.
2063 (expand_call_inline): Remove callused handling.
2064 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2065 * tree-dfa.c (dump_variable): Likewise.
2066 * tree-parloops.c (parallelize_loops): Likewise.
2067 * tree-ssa.c (init_tree_ssa): Likewise.
2068 (delete_tree_ssa): Likewise.
2069 * tree-flow-inline.h (is_call_used): Remove.
2070 * tree-flow.h (struct gimple_df): Remove callused member.
2071 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2072 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2073 (ref_maybe_used_by_call_p_1): Simplify.
2074 (call_may_clobber_ref_p_1): Likewise.
2075 * tree-ssa-structalias.c (compute_points_to_sets): Set
2076 the call stmt used and clobbered sets.
2077 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2078 (find_tail_calls): Verify the tail call.
2080 2010-04-12 Richard Guenther <rguenther@suse.de>
2082 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2083 single-iteration always-inline inlining.
2084 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2085 (cgraph_decide_inlining): Do not handle always-inline specially.
2086 (try_inline): Remove always-inline cycle detection special case.
2087 Do not recurse on always-inlines.
2088 (cgraph_early_inlining): Do not iterate if not optimizing.
2089 (cgraph_gate_early_inlining): remove.
2090 (pass_early_inline): Run unconditionally.
2091 (gate_cgraph_decide_inlining): New function.
2092 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2093 not inlining or optimizing.
2094 (cgraph_decide_inlining_of_small_functions): Also consider
2095 always-inline functions.
2096 (cgraph_default_inline_p): Return true for nodes which should
2097 disregard inline limits.
2098 (estimate_function_body_sizes): Assume zero size and time for
2099 nodes which are marked as disregarding inline limits.
2100 (cgraph_decide_recursive_inlining): Do not perform recursive
2101 inlining on always-inline nodes.
2103 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2106 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2107 for exprs satisfying handled_component_p.
2109 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2111 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2112 non-constant aggregate elements.
2114 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2115 is a real initialization.
2117 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2120 * c-decl.c (start_function): Move forward check for nested function.
2122 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2124 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2125 * config/sh/sh.c: Include reload.h.
2126 (sh_legitimize_reload_address): New.
2127 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2128 sh_legitimize_reload_address.
2130 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2132 * config/sh/sh.md (*movqi_pop): New insn pattern.
2133 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2135 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2137 * config/i386/i386.md (any_shiftrt): New code iterator.
2138 (shiftrt_insn): New code attribute.
2140 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2141 using any_shiftrt code iterator.
2142 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2143 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2144 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2145 pattern from corresponding peephole2 patterns.
2146 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2147 using any_shiftrt code iterator.
2148 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2149 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2150 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2151 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2152 *{ashr,lshr}<mode>3_cmp_zext.
2153 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2155 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2157 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2159 (*lshr<mode>3_cconly): Ditto.
2161 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2163 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2164 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2165 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2166 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2168 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2169 from corresponding peephole2 patterns.
2170 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2171 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2172 and *lshrdi3_1_rex64 using SWI mode iterator.
2173 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2174 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2175 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2176 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2177 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2178 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2179 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2180 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2181 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2184 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2187 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2188 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2189 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2191 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2192 from corresponding peephole2 patterns.
2193 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2194 (ashrsi3_cvt): Rename from ashrsi3_31.
2195 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2196 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2197 and x86_64_shift_adj_3 using SWI48 mode iterator.
2198 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2199 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2200 and *ashrdi3_1_rex64 using SWI mode iterator.
2201 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2202 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2203 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2204 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2205 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2206 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2207 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2208 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2209 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2211 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2212 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2213 x86_shift<mode>_adj_3 expanders.
2215 2010-04-10 Wei Guozhi <carrot@google.com>
2218 * config/arm/arm.c (arm_pic_static_addr): New function.
2219 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2221 (arm_output_addr_const_extra): Output expression for new pattern.
2222 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2224 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2226 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2229 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2230 * web.c: Include "insn-config.h" and "recog.h".
2231 (union_match_dups): New function.
2232 (web_main): Call it.
2233 (union_defs): Don't try to recognize match_dups.
2235 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2236 if doing so would replace the entire pattern.
2238 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2243 and splitter pattern. Change splitter operand 1 predicate to
2246 2010-04-09 Martin Jambor <mjambor@suse.cz>
2248 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2249 lattices are addresses of CONST_DECLs with the same initial value.
2250 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2251 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2253 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2254 Bernd Schmidt <bernds@codesourcery.com>
2256 * loop-invariant.c (replace_uses): New static function.
2257 (move_invariant_reg): Use it to ensure we can replace the uses.
2259 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2261 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2263 (picochip_override_options): Enable section anchors only above -O1.
2264 (picochip_reorg): Fixed a couple of build warnings.
2266 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2268 * configure.ac (plugin -rdynamic test): Log result.
2269 * configure: Regenerate.
2270 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2271 (RDYNAMIC_SPEC): Define.
2272 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2274 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2276 * configure.ac: Determine Sun ld version numbers.
2277 (comdat_group): Restrict GNU ld version checks to gld.
2278 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2279 (enable_comdat): Support --enable-comdat.
2280 * configure: Regenerate.
2281 * doc/install.texi (Configuration): Document --enable-comdat.
2283 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2285 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2286 * config/sol2-gld.h: ... here.
2287 * config.gcc (sparc*-*-solaris2*): Reflect this.
2288 (i[34567]86-*-solaris2*): Use it.
2290 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2292 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2294 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2296 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2299 * diagnostic.c (diagnostic_initialize): Initialize
2300 some_warnings_are_errors.
2301 (diagnostic_finish): New.
2302 (diagnostic_action_after_output): Call it before exiting.
2303 (diagnostic_report_diagnostic): Do not print message here. Set
2304 some_warnings_are_errors.
2305 * diagnostic.h (diagnostic_context): Delete
2306 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2307 (diagnostic_finish): Declare.
2308 * toplev.c (toplev_main): Call it before exit.
2310 2010-04-09 Jason Merrill <jason@redhat.com>
2313 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2314 for incomplete type.
2317 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2318 based on a warning flag.
2320 2010-04-09 Richard Guenther <rguenther@suse.de>
2322 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2324 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2327 * varasm.c (default_assemble_visibility): Wrap vars that are
2328 set, but unused, by targets without GAS.
2329 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2330 Remove set, but unused, vars.
2331 (rs6000_legitimize_tls_address): Likewise.
2332 (altivec_expand_dst_builtin): Likewise.
2333 * config/darwin.c (machopic_classify_symbol): Likewise.
2334 (machopic_indirection_name): Likewise.
2336 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2338 * config/i386/i386.md (DWI): New mode iterator.
2339 (S): New mode attribute.
2340 (shift_operand): Ditto.
2341 (shift_immediate_operand): Ditto.
2342 (ashl_input_operand): Ditto.
2343 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2344 using SDWIM mode iterator.
2345 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2346 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2348 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2349 from corresponding peephole2 patterns.
2350 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2351 and x86_64_shift_adj_1 using SWI48 mode iterator.
2352 (x86_shift<mode>_adj_2): Ditto.
2353 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2354 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2355 using SWI48 mode iterator.
2356 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2357 *ashldi3_cmp_rex64 using SWI mode iterator.
2358 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2359 *ashldi3_cconly_rex64 using SWI mode iterator.
2360 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2361 x86_shift<mode>_adj_{1,2}.
2362 (ix86_split_ashr): Ditto.
2363 (ix86_split_lshr): Ditto.
2365 2010-04-09 Richard Guenther <rguenther@suse.de>
2367 * target.h (builtin_conversion): Pass in input and output types.
2368 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2369 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2370 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2371 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2373 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2375 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2377 2010-04-09 Richard Guenther <rguenther@suse.de>
2380 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2382 2010-04-09 Richard Guenther <rguenther@suse.de>
2384 * tree-vectorizer.h (struct _stmt_vec_info): Document
2385 that vectype is the type of the LHS.
2386 (supportable_widening_operation, supportable_narrowing_operation):
2387 Get both input and output vector types as arguments.
2388 (vect_is_simple_use_1): Declare.
2389 (get_same_sized_vectype): Likewise.
2390 * tree-vect-loop.c (vect_determine_vectorization_factor):
2391 Set STMT_VINFO_VECTYPE to the vector type of the def.
2392 (vectorizable_reduction): Adjust.
2393 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2394 Adjust. Specify the output vector type.
2395 (vect_pattern_recog_1): Adjust.
2396 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2397 (vectorizable_call): Adjust.
2398 (vectorizable_conversion): Likewise.
2399 (vectorizable_operation): Likewise.
2400 (vectorizable_type_demotion): Likewise.
2401 (vectorizable_type_promotion): Likewise.
2402 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2404 (vect_is_simple_use_1): New function.
2405 (supportable_widening_operation): Get both input and output
2407 (supportable_narrowing_operation): Likewise.
2408 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2410 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2412 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2413 __thiscall and _thiscall as predefined macros.
2414 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2415 thiscall attribute handling.
2416 (ix86_comp_type_attributes): Likewise.
2417 (ix86_function_regparm): Likewise.
2418 (ix86_return_pops_args): Likewise.
2419 (init_cumulative_args): Likewise.
2420 (find_drap_reg): Likewise.
2421 (ix86_static_chain): Likewise.
2422 (x86_this_parameter): Likewise.
2423 (x86_output_mi_thunk): Likewise.
2424 (ix86_attribute_table): Add description for thiscall attribute.
2425 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2426 * doc/extend.texi: Add documentation for thiscall.
2428 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2431 * c.opt (Wint-to-pointer-cast): Available in C++.
2432 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2434 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2436 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2437 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2438 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2439 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2440 function type instead. Reorder and simplify checks.
2442 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2444 2010-04-08 Jing Yu <jingyu@google.com>
2445 Zdenek Dvorak <ook@ucw.cz>
2447 PR tree-optimization/42720
2448 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2449 loop unswitch conditions here from ...
2450 (tree_unswitch_single_loop): ... here.
2452 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2454 * tree-if-conv.c: Fix comments and simplify logic.
2456 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2458 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2459 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2460 (main_tree_if_conversion): Update call to tree_if_conversion.
2462 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2465 * doc/invoke.texi (-b,-V): Delete.
2466 * doc/tm.texi: Do not mention -b.
2467 * gcc.c (display_help): Delete -b and -V.
2468 (process_command): Delete -b and -V.
2469 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2471 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2472 Wolfgang Gellerich <gellerich@de.ibm.com>
2474 Implement target hook for loop unrolling
2475 * target.h (loop_unroll_adjust): Add a new target hook function.
2476 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2477 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2478 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2479 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2480 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2482 (decide_unroll_stupid): Likewise.
2484 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2487 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2489 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2491 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2492 (Specific, *-*-solaris2*): Likewise.
2493 Don't prefer Sun as over GNU as.
2495 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2497 * config/s390/s390.c (override_options): Adjust the z10
2498 defaults for max-unroll-times, max-completely-peeled-insns
2499 and max-completely-peel-times.
2501 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2503 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2504 instructions for z10.
2505 (s390_expand_setmem): Likewise.
2506 (s390_expand_cmpmem): Likewise.
2508 2010-04-08 Richard Guenther <rguenther@suse.de>
2510 PR tree-optimization/43679
2511 * tree-ssa-pre.c (eliminate): Only propagate copies.
2513 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2516 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2517 set but not used variable warning.
2519 2010-04-08 Wei Guozhi <carrot@google.com>
2522 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2523 (arm_size_rtx_costs): Call the new function when optimized for size.
2525 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2528 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2529 op0 is not a MEM, just return NULL instead of assertion
2531 (discover_nonconstant_array_refs): Don't walk debug stmts.
2533 2010-04-08 Doug Kwan <dougkwan@google.com>
2535 * configure.ac: Recognize gold and do not use its version number
2536 to test ld features.
2537 * configure: Regenerate.
2539 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2542 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2543 (negate_value): Move code to push elements to broken_up_substracts ...
2544 (eliminate_plus_minus_pair): ... here. Push operands that have no
2545 negative pair to plus_negates.
2546 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2548 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2550 * doc/install.texi (Configuration): Move description of
2551 --enable-lto, --with-libelf*, --enable-gold from Java section to
2554 * doc/generic.texi (Working with declarations)
2555 (Function Properties, C and C++ Trees): Fix typos.
2556 * doc/sourcebuild.texi (Top Level): Likewise.
2558 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2561 * tree.h (DECL_READ_P): Define.
2562 (struct tree_decl_common): Add decl_read_flag.
2563 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2564 a set but not used warning.
2565 (merge_decls): Merge DECL_READ_P flag.
2566 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2567 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2568 * c-common.c (handle_used_attribute, handle_unused_attribute):
2570 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2572 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2574 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2575 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2576 c_parser_binary_expression, c_parser_cast_expression,
2577 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2578 Call default_function_array_read_conversion instead of
2579 default_function_array_conversion where needed.
2580 (c_parser_unary_expression, c_parser_conditional_expression,
2581 c_parser_postfix_expression_after_primary, c_parser_initelt):
2582 Likewise. Call mark_exp_read where needed.
2583 (c_parser_statement_after_labels, c_parser_asm_operands,
2584 c_parser_typeof_specifier, c_parser_sizeof_expression,
2585 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2587 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2589 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2590 (warn_unused_but_set_parameter): Default to warn_unused
2592 * doc/invoke.texi: Document -Wunused-but-set-variable and
2593 -Wunused-but-set-parameter.
2595 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2596 used count variable.
2597 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2598 when operandN variables aren't used in the body of the expander
2600 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2601 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2602 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2603 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2604 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2605 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2606 * tree.c (PROCESS_ARG): Likewise.
2608 2010-04-07 Simon Baldwin <simonb@google.com>
2610 * diagnostic.h (diagnostic_override_option_index): New macro to
2611 set a diagnostic's option_index.
2612 * c-tree.h (c_cpp_error): Add warning reason argument.
2613 * opts.c (_warning_as_error_callback): New.
2614 (register_warning_as_error_callback): Store callback for
2615 warnings enabled via enable_warning_as_error.
2616 (enable_warning_as_error): Call callback, minor code tidy.
2617 * opts.h (register_warning_as_error_callback): Declare.
2618 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2619 response to -Werror=.
2620 (c_common_init_options): Register warning_as_error_callback in opts.c.
2621 * common.opt: Add -Wno-cpp option.
2622 * c-common.c (struct reason_option_codes_t): Map cpp warning
2623 reason codes to gcc option indexes.
2624 * (c_option_controlling_cpp_error): New function, lookup the gcc
2625 option index for a cpp warning reason code.
2626 * (c_cpp_error): Add warning reason argument, call
2627 c_option_controlling_cpp_error for diagnostic_override_option_index.
2628 * doc/invoke.texi: Document -Wno-cpp.
2630 2010-04-07 Richard Guenther <rguenther@suse.de>
2632 * ipa-reference.c (mark_load): Use get_base_address.
2633 (mark_store): Likewise.
2635 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2636 inserting GIMPLE_NOPs into the IL.
2637 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2638 Explicitly strip handled components and indirect references.
2640 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2641 folding address expressions.
2642 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2643 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2644 operand_equal_p to compare decls.
2645 (ptr_deref_may_alias_decl_p): Likewise.
2646 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2647 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2648 Handle reversed comparison ops.
2649 * tree-sra.c (asm_visit_addr): Use get_base_address.
2650 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2651 * ipa-reference.c (mark_address): Use get_base_address.
2653 2010-04-07 Richard Guenther <rguenther@suse.de>
2655 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2656 Propagate constants everywhere.
2658 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2661 * tree.c (MAX_INT_CACHED_PREC): Define.
2662 (nonstandard_integer_type_cache): New array.
2663 (build_nonstandard_integer_type): Cache results for precision
2664 <= MAX_INT_CACHED_PREC.
2666 2010-04-07 Richard Guenther <rguenther@suse.de>
2668 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2669 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2670 * common.opt: Likewise.
2671 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2672 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2673 (nonoverlapping_memrefs_p): Likewise.
2674 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2675 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2676 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2677 OPT_fargument_noalias_global for backward compatibility.
2679 2010-04-07 Richard Guenther <rguenther@suse.de>
2681 PR tree-optimization/43270
2682 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2683 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2684 * tree-ssa-pre.c (phi_translate_1): Adjust.
2685 (fully_constant_expression): Split out vn_reference handling to ...
2686 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2687 Fold reads from constant strings.
2688 (vn_reference_lookup): Handle fully constant references.
2689 (vn_reference_lookup_pieces): Likewise.
2690 * Makefile.in (expmed.o-warn): Add -Wno-error.
2692 2010-04-07 Martin Jambor <mjambor@suse.cz>
2694 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2696 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2699 * gcc.c: Add -static-libstdc++ to list of recognized options.
2701 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2703 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2705 2010-04-07 Richard Guenther <rguenther@suse.de>
2708 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2709 bases build simple mem attributes to retain points-to information.
2711 2010-04-07 Richard Guenther <rguenther@suse.de>
2714 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2715 preserve points-to related information.
2717 2010-04-07 Richard Guenther <rguenther@suse.de>
2720 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2721 discard plain indirect references.
2722 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2723 * tree.c (tree_nop_conversion): Likewise.
2725 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2728 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2730 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2732 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2733 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2735 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2737 * tree-if-conv.c: Fix indentation and comments.
2739 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2741 * tree-if-conv.c: Sort static functions in topological order.
2743 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2745 * tree-if-conv.c: Fix indentation and comments.
2747 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2750 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2751 lang_hooks.types.type_for_size instead of
2752 build_nonstandard_integer_type.
2753 When converting an unsigned type to signed, double its precision.
2754 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2755 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2756 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2759 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2762 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2763 POINTER_PLUS_EXPR for pointer types.
2765 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2768 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2769 * graphite-clast-to-gimple.c: Include langhooks.h.
2770 (max_signed_precision_type): New.
2771 (max_precision_type): Takes two types as arguments.
2772 (precision_for_value): New.
2773 (precision_for_interval): New.
2774 (gcc_type_for_interval): New.
2775 (gcc_type_for_value): New.
2776 (gcc_type_for_clast_term): New.
2777 (gcc_type_for_clast_red): New.
2778 (gcc_type_for_clast_bin): New.
2779 (gcc_type_for_clast_expr): Split up into several functions.
2780 (gcc_type_for_clast_eq): Rewritten.
2781 (compute_bounds_for_level): New.
2782 (compute_type_for_level_1): New.
2783 (compute_type_for_level): New.
2784 (gcc_type_for_cloog_iv): Removed.
2785 (gcc_type_for_iv_of_clast_loop): Rewritten.
2786 (graphite_create_new_loop): Compute the lower and upper bound types
2787 with gcc_type_for_clast_expr.
2788 (graphite_create_new_loop_guard): Same.
2789 (find_cloog_iv_in_expr): Removed.
2790 (compute_cloog_iv_types_1): Removed.
2791 (compute_cloog_iv_types): Removed.
2792 (gloog): Do not call compute_cloog_iv_types.
2793 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2795 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2796 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2797 (GBB_CLOOG_IV_TYPES): Removed.
2799 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2801 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2802 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2803 (detect_commutative_reduction): Same.
2805 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2807 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2808 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2810 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2811 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2812 (rewrite_commutative_reductions_out_of_ssa): Same.
2813 * passes.c (execute_function_todo): Call verify_ssa for every pass
2814 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2815 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2816 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2817 with an extra argument.
2818 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2819 verify_ssa only when the extra argument is true.
2820 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2821 with an extra argument.
2822 (tree_transform_and_unroll_loop): Same.
2824 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2826 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2827 for all the passes of the LNO having LOOP_CLOSED_SSA.
2828 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2829 * tree-loop-distribution.c (pass_loop_distribution): Same.
2830 * tree-pass.h (TODO_verify_loops): Removed.
2831 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2833 (pass_tree_unswitch): Same.
2834 (pass_predcom): Same.
2835 (pass_vectorize): Same.
2836 (pass_linear_transform): Same.
2837 (pass_graphite_transforms): Same.
2838 (pass_iv_canon): Same.
2839 (pass_complete_unroll): Same.
2840 (pass_complete_unrolli): Same.
2841 (pass_parallelize_loops): Same.
2842 (pass_loop_prefetch): Same.
2843 (pass_iv_optimize): Same.
2845 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2848 * passes.c (init_optimization_passes): Move pass_lim before
2849 pass_copy_prop and pass_dce_loop.
2851 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2854 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2855 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2856 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2857 MULTI_* defines for 4 argument vpermil2p* builtins.
2859 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2861 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2862 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2863 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2864 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2865 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2866 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2867 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2868 Use x86_maybe_negate_const_int to output insn mnemonic.
2869 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2870 check from instruction predicate. Update comments.
2871 * config/i386/sync.md (sync_add<mode>): Use
2872 x86_maybe_negate_const_int to output insn mnemonic.
2874 2010-04-06 Jan Hubicka <jh@suse.cz>
2876 PR tree-optimization/42906
2877 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2878 IGNORE_SELF argument. Set visited_control_parents for fully
2880 (find_obviously_necessary_stmts): Update call of
2881 mark_control_dependent_edges_necessary.
2882 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2884 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2886 * config/i386/i386.md: Remove comment about 'e' and 'E'
2889 2010-04-06 Richard Guenther <rguenther@suse.de>
2891 PR tree-optimization/43627
2892 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2893 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2896 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2898 * BASE-VER: Change to 4.6.0.
2901 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2904 2010-04-06 Richard Guenther <rguenther@suse.de>
2907 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2909 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2911 * doc/invoke.texi (Optimize Options): Document that LTO
2912 won't remove object access purely due to incompatible
2915 2010-04-04 Matthias Klose <doko@ubuntu.com>
2917 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2918 Initialize variable.
2920 2010-04-03 Richard Guenther <rguenther@suse.de>
2923 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2924 require a non-NULL MEM_OFFSET.
2926 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2928 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2929 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2930 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2931 config/alpha/predicates.md, config/arm/arm.md,
2932 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2933 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2934 config/darwin9.h, config/darwin.c, config/darwin.h,
2935 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2936 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2937 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2938 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2939 config/mips/mips.md, config/mn10300/mn10300.c,
2940 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2941 config/rs6000/aix.h, config/rs6000/dfp.md,
2942 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2943 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2944 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2945 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2946 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2947 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2948 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2949 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2950 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2951 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2952 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2953 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2954 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2955 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2956 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2957 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2958 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2959 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2960 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2961 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2962 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2963 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2964 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2965 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2966 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2967 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2968 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2969 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2970 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2971 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2972 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2973 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2974 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2975 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2976 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2977 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2979 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2982 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2983 * aclocal.m4: Regenerate.
2985 2010-04-02 Richard Guenther <rguenther@suse.de>
2987 PR tree-optimization/43629
2988 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2989 if we have seen a constant value.
2991 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2993 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2995 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2998 * arm.c (legitimize_tls_address): Adjust call to
2999 gen_tls_load_dot_plus_four.
3000 (arm_note_pic_base): New function.
3001 (arm_cannot_copy_insn_p): Use it.
3002 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3005 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3010 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3012 * Makefile.in ($(out_object_file)): Depend on
3013 gt-$(basename $(notdir $(out_file))).h.
3015 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3017 * config.gcc (lm32-*-rtems*): Add t-lm32.
3019 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3021 * config.gcc: Add lm32-*-rtems*.
3022 * config/lm32/rtems.h: New file.
3024 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3027 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3029 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3031 * dwarf2out.c (output_compilation_unit_header): For
3032 -gdwarf-4 use version 4 instead of version 3.
3033 (output_line_info): For version 4 and above emit additional
3034 maximum ops per insn header field.
3035 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3037 * dwarf2out.c (is_c_family, is_java): Remove.
3038 (lower_bound_default): New function.
3039 (add_bound_info, gen_descr_array_type_die): Use it.
3041 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3044 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3045 re-declaration when it happens in a function.
3047 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3049 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3050 (cgraph_remove_function_insertion_hook): Same.
3051 (cgraph_call_function_insertion_hooks): Same.
3053 2010-04-01 Richard Guenther <rguenther@suse.de>
3056 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3057 and TREE_THIS_VOLATILE.
3058 (copy_ref_info): Likewise.
3059 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3060 * tree.c (build6_stat): Ignore side-effects of all but arg5
3061 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3064 2010-04-01 Richard Guenther <rguenther@suse.de>
3066 PR tree-optimization/43607
3067 * ipa-type-escape.c (check_call): Do not access non-existing
3070 2010-04-01 Richard Guenther <rguenther@suse.de>
3074 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3075 Jack Howarth <howarth@bromo.med.uc.edu>
3077 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3080 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3082 * doc/install.texi (Prerequisites): Document libelf usability on
3083 IRIX 5/6 and Solaris 2.
3084 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3085 Update GNU as, GNU ld requirements.
3086 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3087 Document Sun Studio compiler download.
3088 Update and simplify as, ld recommendations.
3089 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3091 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3093 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3094 with_tune_32 to pentium4.
3096 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3098 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3100 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3102 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3103 obsoletion, removal.
3105 Document GNU as requirement.
3106 Update configure requirements.
3107 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3108 Recomment IRIX 6.5.18+.
3109 Document IDF/IDL requirement.
3110 Document GNU as requirement.
3111 Document GNU ld bootstrap failure.
3112 Remove freeware.sgi.com reference.
3114 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3116 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3117 UNIX V4.0, V5.0 obsoletion, removal.
3118 Remove --with-gc=simple reference.
3119 Update VM requirements during bootstrap.
3120 Remove -oldas bootstrap description.
3121 Update binutils reference.
3122 Remove comparison failure note.
3124 2010-03-31 Richard Guenther <rguenther@suse.de>
3125 Zdenek Dvorak <ook@ucw.cz>
3126 Sebastian Pop <sebastian.pop@amd.com>
3129 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3130 with multiple arguments.
3131 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3133 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3135 * graphite-dependences.c (print_pddr): Call print_pdr with an
3137 * graphite-poly.c (debug_pdr): Add an extra argument for the
3140 (print_pbb_domain): Same.
3142 (print_scop_context): Same.
3144 (print_cloog): Same.
3145 (debug_pbb_domain): Same.
3149 (debug_scop_context): Same.
3151 (debug_cloog): Same.
3152 (print_scop_params): Same.
3153 (debug_scop_params): Same.
3154 (print_iteration_domain): Same.
3155 (print_iteration_domains): Same.
3156 (debug_iteration_domain): Same.
3157 (debug_iteration_domains): Same.
3158 (print_scattering_function): Same.
3159 (print_scattering_functions): Same.
3160 (debug_scattering_function): Same.
3161 (debug_scattering_functions): Same.
3162 * graphite-poly.h (debug_pdr): Update declaration.
3164 (print_pbb_domain): Same.
3166 (print_scop_context): Same.
3168 (print_cloog): Same.
3169 (debug_pbb_domain): Same.
3173 (debug_scop_context): Same.
3175 (debug_cloog): Same.
3176 (print_scop_params): Same.
3177 (debug_scop_params): Same.
3178 (print_iteration_domain): Same.
3179 (print_iteration_domains): Same.
3180 (debug_iteration_domain): Same.
3181 (debug_iteration_domains): Same.
3182 (print_scattering_function): Same.
3183 (print_scattering_functions): Same.
3184 (debug_scattering_function): Same.
3185 (debug_scattering_functions): Same.
3187 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3189 * graphite-poly.c (print_scattering_function_1): New.
3190 (print_scattering_function): Call it.
3191 (print_scop_params): Remove spaces at the end of lines.
3194 * graphite-poly.h (print_cloog): Declared.
3195 (debug_cloog): Declared.
3197 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3199 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3201 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3202 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3203 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3204 to switch between adding the IV bump in loop->latch or in loop->header.
3206 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3208 * graphite-poly.c (print_scattering_function): Pretty print following
3211 (print_pbb_domain): Same.
3212 (dump_gbb_cases): Same.
3213 (dump_gbb_conditions): Same.
3216 (print_scop_params): Same.
3217 (print_scop_context): Same.
3219 (print_pbb_body): New.
3220 (lst_indent_to): New.
3221 (print_lst): Start new lines with a #.
3222 * graphite-poly.h (pbb_bb): New.
3223 (pbb_index): Use pbb_bb.
3224 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3226 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3228 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3230 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3231 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3232 and 0 instead of 1 for dw_val_class_flag.
3233 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3234 dw_val_class_range_list, dw_val_class_loc_list,
3235 dw_val_class_lineptr and dw_val_class_macptr, use
3236 DW_FORM_flag_present for dw_val_class_flag and
3237 DW_FORM_exprloc for dw_val_class_loc.
3238 (output_die): For -gdwarf-4 print dw_val_class_loc
3239 size as uleb128 instead of 1 or 2 bytes and don't print
3240 anything for dw_val_class_flag.
3242 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3243 instead of cselib_lookup following by tweaking locs->setting_insn.
3246 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3247 even before returning from label, setjmp call or volatile asm
3250 2010-03-31 Richard Guenther <rguenther@suse.de>
3253 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3254 temporary data on stack.
3256 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3258 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3259 (PUSHSECTION_ASM_OP): Remove.
3260 (POPSECTION_ASM_OP): Remove.
3261 (PUSHSECTION_FORMAT): Remove.
3262 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3263 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3264 * config/sol2.c (solaris_output_init_fini): Use it.
3266 2010-03-31 Jie Zhang <jie@codesourcery.com>
3269 * opt-functions.awk (var_type_struct): Use signed char type
3270 for simple variables.
3272 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3274 * config/sol2.c: Include output.h.
3275 (solaris_assemble_visibility): New function.
3276 * config/t-sol2 (sol2.o): Add output.h dependency.
3277 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3278 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3281 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3284 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3285 V2SImode or XFmode on PRE_DEC.
3288 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3291 2010-03-31 Jie Zhang <jie@codesourcery.com>
3294 * reload.h (caller_save_initialized_p): Declare.
3295 * toplev.c (backend_init_target): Don't call
3296 init_caller_save but set caller_save_initialized_p to false.
3297 * caller-save.c (caller_save_initialized_p): Define.
3298 (init_caller_save): Check caller_save_initialized_p.
3299 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3301 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3304 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3305 and soft-fp/t-softfp to tmake_file.
3306 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3307 (LIBGCC2_TF_CEXT): Define.
3310 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3313 * cselib.c (n_useless_values): Document handling of debug locs.
3314 (n_useless_debug_values, n_debug_values): New variables.
3315 (new_elt_loc_list): Don't add to debug values, keep count.
3316 (promote_debug_loc): New.
3317 (cselib_reset_table): Zero new variables.
3318 (entry_and_rtx_equal_p): Promote debug locs.
3319 (discard_useless_locs): Increment n_useless_debug_values for
3321 (remove_useless_values): Adjust n_useless_values and n_debug_values
3322 with n_useless_debug_values.
3323 (add_mem_for_addr): Promote debug locs.
3324 (cselib_lookup_mem): Likewise.
3325 (cselib_lookup_addr): Renamed to...
3326 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3327 (cselib_log_lookup): ... this. Turn into...
3328 (cselib_lookup_addr): ... new wrapper.
3329 (cselib_lookup_from_insn): New.
3330 (cselib_invalidate_regno): Increment n_useless_debug_values for
3332 (cselib_invalidate_mem): Likewise.
3333 (cselib_process_insn): Take n_deleted and n_debug_values into
3334 account to guard remove_useless_value call.
3335 (cselib_finish): Zero n_useless_debug_values.
3336 * cselib.h (cselib_lookup_from_insn): Declare.
3337 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3338 (sched_analyze_2): Likewise.
3340 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3342 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3344 (adjust_mems): Replace narrowing SUBREG of expression containing
3345 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3346 with operations in the narrower mode.
3349 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3350 regs_invalidated_by_call instead all call_used_reg_set registers.
3352 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3355 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3356 pointer comparisons with types_compatible_p.
3357 * tree-vect-stmts.c (vectorizable_call): Same.
3358 (vectorizable_condition): Same.
3360 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3362 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3363 stack check if the mask would be zero.
3365 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3366 Jack Howarth <howarth@bromo.med.uc.edu>
3368 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3371 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3374 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3376 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3377 Include ___unordxf2 and ___unordtf2.
3378 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3381 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3383 * config/lm32/t-lm32: New file.
3384 * config.gcc: Use the above file when targetting lm32.
3386 2010-03-28 Duncan Sands <baldrick@free.fr>
3388 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3390 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3393 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3394 Improve vectorization cost model diagnostic.
3396 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3399 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3400 compute_data_dependences_for_loop returns false, early exit
3401 and output an extra diagnostic for the failed data reference
3404 2010-03-29 Richard Guenther <rguenther@suse.de>
3406 PR tree-optimization/43560
3407 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3408 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3410 2010-03-29 Jie Zhang <jie@codesourcery.com>
3413 * toplev.c (process_options): Set optimization_default_node
3414 and optimization_current_node.
3415 * opts.c (decode_options): Don't set optimization_default_node
3416 and optimization_current_node.
3418 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3420 * config/rtems.h: Abandon -qrtems_debug.
3422 2010-03-28 Jan Hubicka <jh@suse.cz>
3424 PR tree-optimization/43505
3425 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3426 map should not be copied.
3428 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3431 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3432 cdtors, set DECL_PRESERVE_P.
3433 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3436 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3438 PR tree-optimization/43528
3439 * stor-layout.c (place_field): Check that constant fits into
3440 unsigned HWI when skipping calculation of MS bitfield layout.
3442 2010-03-27 Jan Hubicka <jh@suse.cz>
3445 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3446 notice_global_symbol work.
3448 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3450 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3451 instead of dwarf2out_decl.
3452 (struct var_loc_node): Remove section_label field.
3453 (dwarf2out_function_decl): New function.
3454 (dwarf2out_var_location): Don't set section_label field.
3455 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3457 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3459 PR tree-optimization/43544
3460 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3461 First argument for builtin vectorized function hook is now a
3462 tree to be able to distinguish between machine specific and
3464 * targhooks.c (default_builtin_vectorized_function): Ditto.
3465 * targhooks.h (default_builtin_vectorized_function): Ditto.
3466 * target.h (struct gcc_target): Ditto.
3467 * tree-vect-stmts.c (vectorizable_function): Ditto.
3468 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3469 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3472 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3475 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3476 nested binding iff it is a FUNCTION_DECL.
3477 (store_parm_decls_newstyle): Pass nested=true to bind for
3478 FUNCTION_DECLs amongst parameters.
3480 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3482 * var-tracking.c (vt_expand_loc_callback): Don't run
3483 cselib_expand_value_rtx_cb in dummy mode if
3484 cselib_dummy_expand_value_rtx_cb returned false.
3486 * var-tracking.c (emit_note_insn_var_location): For one part
3487 notes with offset 0, don't add EXPR_LIST around the location.
3488 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3489 add_location_or_const_value_attribute): Adjust for that change.
3492 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3493 into first operand and location into second.
3494 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3495 dw_cfi_oprnd_loc for DW_CFA_expression.
3496 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3497 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3498 assume first argument is regnum and second argument is location.
3500 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3503 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3504 of scratch register to DImode. Split to DImode comparison operator.
3505 Use SImode subreg of scratch register in the multiplication.
3506 (*cmp_sadd_sidi): Ditto.
3507 (*cmp_ssub_si): Ditto.
3508 (*cmp_ssub_sidi): Ditto.
3510 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3513 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3514 Remove invalid assert and wrong comment.
3516 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3519 * flags.h (final_insns_dump_p): New extern.
3520 * final.c (final_insns_dump_p): New variable.
3521 (rest_of_clean_state): Set it before -fdump-final-insns=
3522 dumping, clear afterwards.
3523 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3524 MEM_ALIAS_SET on MEMs.
3526 2010-03-26 David S. Miller <davem@davemloft.net>
3528 * configure.ac: Fix sparc GOTDATA_OP bug check.
3529 * configure: Rebuild.
3531 2010-03-26 Alan Modra <amodra@gmail.com>
3533 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3535 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3537 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3538 TLS_SECTION_ASM_FLAG.
3540 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3543 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3544 Clear first_function_block_is_cold.
3547 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3548 argument if the argument is truth_value_p.
3550 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3552 * config/rs6000/constraints.md: Update copyright year for my changes.
3555 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3556 used in reg+reg addressing, swap registers.
3558 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3561 * target.h (struct gcc_target): Add code_end hook.
3562 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3564 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3565 * toplev.c (compile_file): Call targetm.asm_out.code_end
3566 hook before unwind info/debug info output.
3567 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3568 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3569 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3570 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3571 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3572 * config/i386/i386.c (ix86_file_end): Renamed to...
3573 (ix86_code_end): ... this. Make static. Don't call
3574 file_end_indicate_exec_stack. Emit unwind info using
3575 final_start_function/final_end_function.
3576 (darwin_x86_file_end): Remove.
3577 (TARGET_ASM_CODE_END): Define.
3578 * config/i386/i386.h (TARGET_ASM_FILE_END,
3579 NEED_INDICATE_EXEC_STACK): Don't define.
3580 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3581 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3582 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3583 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3586 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3587 at the beginning and final_end_function at the end.
3588 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3590 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3592 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3593 and Sun as TLS syntax.
3594 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3595 * configure: Regenerate.
3596 * config.in: Regenerate.
3597 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3598 (default_elf_asm_named_section): Use it.
3599 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3600 (i386_output_dwarf_dtprel): Likewise.
3601 (output_addr_const_extra): Likewise.
3602 (output_pic_addr_const): Lowercase @GOTTPOFF.
3603 (output_addr_const_extra): Likewise.
3604 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3605 (output_addr_const_extra): Likewise.
3606 (output_pic_addr_const): Lowercase @INDNTPOFF.
3607 (output_addr_const_extra): Likewise.
3608 (output_pic_addr_const): Lowercase @NTPOFF.
3609 (output_addr_const_extra): Likewise.
3610 (output_pic_addr_const): Lowercase @TPOFF.
3611 (output_addr_const_extra): Likewise.
3612 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3613 (*tls_global_dynamic_64): Likewise.
3614 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3615 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3617 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3618 (ASM_OUTPUT_TLS_COMMON): Use it.
3619 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3622 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3623 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3624 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3625 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3626 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3627 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3629 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3631 * config/i386/i386.c (override_options): Don't accept
3632 -mtls-dialect=sun any longer.
3633 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3634 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3635 (*tls_local_dynamic_base_32_sun): Likewise.
3636 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3638 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3641 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3642 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3645 * ira.c (adjust_cleared_regs): New function.
3646 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3650 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3652 * expr.c (expand_expr_real): Restore previous
3653 curr_insn_source_location and curr_insn_block after
3654 expand_expr_real_1 call.
3655 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3656 instead of expand_expr_real_1.
3658 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3660 PR rtl-optimization/43413
3661 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3664 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3667 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3668 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3670 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3672 * config/i386/i386.c (ix86_target_string): Add -mfma.
3673 Fix a typo in comment.
3675 2010-03-22 Mike Stump <mikestump@comcast.net>
3678 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3679 Don't overly align based upon packed packed fields.
3681 2010-03-22 Jason Merrill <jason@redhat.com>
3683 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3684 Use () rather than [], and move before the element type.
3686 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3688 * doc/configfiles.texi (Configuration Files): Removed
3689 fixinc/Makefile*, intl/Makefile.*.
3690 * doc/makefile.texi: Fixed markup. Abstract from version
3691 control system used.
3692 (Makefile): Removed obsolete gcc/java/parse.y example.
3693 * doc/sourcebuild.texi: Likewise.
3694 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3695 libgomp, libssp. Removed fastjar.
3696 (Miscellaneous Docs): Clarify location.
3697 Added COPYING3, COPYING3.LIB.
3698 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3700 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3703 * config/i386/i386.c (x86_function_profiler)
3704 [!NO_PROFILE_COUNTERS]: Fix typo.
3705 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3708 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3709 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3711 * doc/sourcebuild.texi (Test Directives): Split into six
3712 subsections, with most of the current text in new subsections
3713 Directives, Selectors, and Final Actions.
3714 (Directives): Split list of test directives into multiple
3716 (Selectors): Describe use and syntax of selectors.
3717 (Effective-Target Keywords): Describe all existing keywords.
3718 (Add Options): Describe features for dg-add-options.
3719 (Require Support): Describe variants of dg-require-support.
3720 (Final Actions): Describe commands to use in dg-final.
3722 2010-03-22 Michael Matz <matz@suse.de>
3725 * recog.c (validate_replace_rtx_group): Replace also in
3726 REG_EQUAL and REG_EQUIV notes.
3728 2010-03-22 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/43390
3731 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3732 sure vector extracts are type correct.
3734 2010-03-22 Richard Guenther <rguenther@suse.de>
3737 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3738 x * sqrt (x) even when optimizing for size if the target
3739 has native support for sqrt.
3741 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3743 * varasm.c (make_decl_rtl_for_debug): Also clear
3744 flag_mudflap for the duration of make_decl_rtl call.
3747 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3748 locs from preserved VALUEs.
3750 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3753 * pa.md (movmemsi): Set align to one if zero.
3754 (movmemdi): Likewise.
3756 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3759 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3760 with their corresponding prologue pushes.
3762 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3765 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3766 at the begining or end.
3767 (spu_expand_epilogue): Likewise.
3769 2010-03-20 Richard Guenther <rguenther@suse.de>
3771 PR rtl-optimization/43438
3772 * combine.c (make_extraction): Properly zero-/sign-extend an
3773 extraction of the low part of a CONST_INT. Also handle
3776 2010-03-19 Mike Stump <mikestump@comcast.net>
3778 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3779 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3780 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3782 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3785 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3788 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3790 PR rtl-optimization/42258
3791 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3792 use that may match DEF.
3795 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3796 the cost of loading the constant rather than assuming
3798 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3799 outer code is AND, do the same tests as the andsi3 expander and
3800 return COSTS_N_INSNS (1) if and is cheap.
3802 * optabs.c (avoid_expensive_constant): Fix formatting.
3804 2010-03-19 Michael Matz <matz@suse.de>
3807 * attribs.c (decl_attributes): When rebuilding a function pointer
3808 type use the same qualifiers as the original pointer type.
3810 2010-03-19 Martin Jambor <mjambor@suse.cz>
3812 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3813 and is_gimple_ip_invariant_address.
3815 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3818 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3820 * config/arm/arm.c (arm_override_options): Turn off
3821 flag_dwarf2_cfi_asm for AAPCS variants.
3823 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3826 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3827 Use PRE_MODIFY instead of PRE_DEC.
3828 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3829 (vfp_emit_fstmd): Likewise.
3831 2010-03-19 Michael Matz <matz@suse.de>
3834 * builtins.c (expand_builtin_interclass_mathfn,
3835 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3838 2010-03-19 Richard Guenther <rguenther@suse.de>
3840 PR tree-optimization/43415
3841 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3842 (phi_translate_1): ... this.
3843 (phi_translate): Move all caching here. Cache all NARY
3844 and REFERENCE translations.
3846 2010-03-19 David S. Miller <davem@davemloft.net>
3848 With help from Eric Botcazou.
3849 * config/sparc/sparc.c: Include dwarf2out.h.
3850 (emit_pic_helper): Delete.
3851 (pic_helper_symbol_name): Delete.
3852 (pic_helper_emitted_p): Delete.
3853 (pic_helper_needed): New.
3854 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3855 (get_pc_thunk_name): New.
3856 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3857 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3858 Set pic_helper_needed to true. Don't call emit_pic_helper.
3859 (sparc_expand_prologue): Update load_pic_register call.
3860 (sparc_output_mi_thunk): Likewise.
3861 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3862 thunk if possible. Output CFI information as needed.
3864 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3865 Jack Howarth <howarth@bromo.med.uc.edu>
3868 * config/i386/i386.h: Fix ABI on darwin x86-32.
3870 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3872 * tree.h: Declare make_decl_rtl_for_debug.
3873 * varasm.c (make_decl_rtl_for_debug): New.
3874 * dwarf2out.c (rtl_for_decl_location): Call it.
3875 * cfgexpand.c (expand_debug_expr): Call it.
3877 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3880 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3884 * var-tracking.c (vt_init_cfa_base): Do nothing if
3885 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3887 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3890 * var-tracking.c (canonicalize_vars_star): New.
3891 (dataflow_post_merge_adjust): Use it.
3893 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3896 * var-tracking.c (non_suitable_const): New function.
3897 (add_uses): For DEBUG_INSNs with constants, don't record any
3898 value, instead just the constant value itself.
3899 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3900 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3901 (emit_notes_in_bb): Likewise.
3902 (emit_note_insn_var_location): For onepart variables if
3903 cur_loc is a VOIDmode constant, use DECL_MODE.
3905 2010-03-18 Martin Jambor <mjambor@suse.cz>
3908 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3909 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3910 all non-clones. Moved call redirection...
3911 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3912 (cgraph_materialize_all_clones): Dispose of all
3913 combined_args_to_skip bitmaps.
3914 (verify_cgraph_node): Do not check for edges pointing to wrong
3915 nodes in inline clones.
3916 * tree-inline.c (copy_bb): Call
3917 cgraph_redirect_edge_call_stmt_to_callee.
3918 * ipa.c (cgraph_remove_unreachable_nodes): Call
3919 cgraph_node_remove_callees even when there are used clones.
3921 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3923 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3925 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3928 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3931 2010-03-18 Michael Matz <matz@suse.de>
3934 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3935 into sqrt(x) if we need to preserve signed zeros.
3937 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3938 Eric Botcazou <ebotcazou@adacore.com>
3940 PR rtl-optimization/43360
3941 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3942 note if we don't know its invariant status.
3944 2010-03-18 Michael Matz <matz@suse.de>
3946 PR tree-optimization/43402
3947 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3948 PHI chains of ssa names registered for update.
3950 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3953 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3954 non-offsettable and pre_modify update addressing.
3955 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3956 and "2" alternatives "#".
3957 (*movdd_softfloat32): Make all alternatives "#";
3958 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3959 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3960 (*movdf_softfloat32): Make all alternatives "#";
3961 (movdi): Use the new DIFD mode iterator to create a common splitter
3962 for movdi, movdf and movdd patterns.
3964 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3966 * common.opt (dumpdir): Remove redundant tab.
3968 2010-03-17 Martin Jambor <mjambor@suse.cz>
3970 PR tree-optimization/43347
3971 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3972 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3974 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3976 PR rtl-optimization/42216
3977 * regrename.c (create_new_chain): New function, broken out from...
3978 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3979 appending a use to an empty chain.
3980 (build_def_use): Remove previous changes that convert OP_INOUT to
3981 OP_OUT operands; instead detect the case where an OP_INOUT operand
3982 uses a previously untracked register and create an empty chain for it.
3984 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3986 * doc/extend.texi (Function Attributes): Rewrite unfinished
3987 sentence in ms_abi documentation.
3989 2010-03-17 Alan Modra <amodra@gmail.com>
3991 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3992 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3993 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3994 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3996 2010-03-16 Richard Henderson <rth@redhat.com>
3999 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4000 (lower_try_finally): Save and restore eh_seq around the expansion
4003 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4005 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4006 statements before splitting block.
4008 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4010 * doc/sourcebuild.texi (Testsuites): Fix markup.
4011 Use pathnames relative to gcc/testsuite.
4012 (Test Directives): Move description of how timeout is determined.
4013 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4014 (C Tests): Correct gcc.misc-tests directory.
4015 Framework tests now live in gcc.test-framework.
4017 2010-03-16 Richard Guenther <rguenther@suse.de>
4020 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4021 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4023 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4024 Alexandre Oliva <aoliva@redhat.com>
4026 PR tree-optimization/42917
4027 * lambda-code.c (remove_iv): Skip debug statements.
4028 (lambda_loopnest_to_gcc_loopnest): Likewise.
4029 (not_interesting_stmt): Debug statements are not interesting.
4031 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4035 * cselib.c (cselib_preserve_constants,
4036 cfa_base_preserved_val): New static variables.
4037 (preserve_only_constants): New function.
4038 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4039 clear its REG_VALUES. If cselib_preserve_constants, don't
4040 empty the whole hash table, but preserve there VALUEs with constants,
4041 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4042 (cselib_preserve_cfa_base_value): New function.
4043 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4044 (cselib_init): Change argument to int bitfield. Set
4045 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4047 (cselib_finish): Clear cselib_preserve_constants and
4048 cfa_base_preserved_val.
4049 * cselib.h (enum cselib_record_what): New enum.
4050 (cselib_init): Change argument to int.
4051 (cselib_preserve_cfa_base_value): New prototype.
4052 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4053 * dse.c (dse_step1): Likewise.
4054 * cfgcleanup.c (thread_jump): Likewise.
4055 * sched-deps.c (sched_analyze): Likewise.
4056 * gcse.c (local_cprop_pass): Likewise.
4057 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4058 If FN is non-NULL, call the callback always and whenever it returns
4059 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4060 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4061 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4062 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4063 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4064 * var-tracking.c: Include recog.h.
4065 (bb_stack_adjust_offset): Remove.
4066 (vt_stack_adjustments): Don't call it, instead just gather the
4067 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4068 (adjust_stack_reference): Remove.
4069 (compute_cfa_pointer): New function.
4070 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4071 (struct adjust_mem_data): New type.
4072 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4074 (get_address_mode): New function.
4075 (replace_expr_with_values): Use it.
4076 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4077 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4078 (adjust_sets): Remove.
4079 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4080 Use get_address_mode.
4081 (get_adjusted_src): Remove.
4082 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4083 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4084 (add_with_sets): Don't call adjust_sets.
4085 (fp_setter, vt_init_cfa_base): New functions.
4086 (vt_initialize): Change return type to bool. Move most of pool etc.
4087 initialization to the beginning of the function from end. Pass
4088 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4089 If !frame_pointer_needed, call vt_stack_adjustment before mos
4090 vector is filled, call vt_init_cfa_base if argp/framep has been
4091 eliminated to sp. If frame_pointer_needed and argp/framep has
4092 been eliminated to hard frame pointer, set
4093 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4094 encountering fp setter in the prologue. For MO_ADJUST, call
4095 log_op_type before pusing the op into mos vector, not afterwards.
4096 Call adjust_insn before cselib_process_insn/add_with_sets,
4097 call cancel_changes (0) afterwards.
4098 (variable_tracking_main_1): Adjust for vt_initialize calling
4099 vt_stack_adjustments and returning whether it succeeded or not.
4101 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4103 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4106 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4108 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4110 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4111 drap_reg has not been set.
4113 2010-03-15 Michael Matz <matz@suse.de>
4116 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4117 use it to expand block copies.
4118 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4119 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4120 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4122 2010-03-15 Richard Guenther <rguenther@suse.de>
4124 PR tree-optimization/43367
4125 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4128 2010-03-15 Richard Guenther <rguenther@suse.de>
4130 PR tree-optimization/43317
4131 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4133 2010-03-15 Martin Jambor <mjambor@suse.cz>
4135 PR tree-optimization/43141
4136 * tree-sra.c (create_abstract_origin): New function.
4137 (modify_function): Call create_abstract_origin.
4139 2010-03-15 Chris Demetriou <cgd@google.com>
4141 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4144 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4147 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4148 call insert_out_of_ssa_copy for default definitions.
4150 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4152 * graphite-clast-to-gimple.c (my_long_long): Defined.
4153 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4154 * graphite-sese-to-poly.c (my_long_long): Defined.
4155 (scop_ivs_can_be_represented): Use it.
4157 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4159 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4160 graphite-max-bbs-per-function, and loop-block-tile-size.
4161 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4163 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4165 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4167 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4168 forward declaration.
4169 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4170 (add_upper_bounds_from_estimated_nit): New.
4171 (build_loop_iteration_domains): Use it.
4173 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4175 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4177 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4180 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4181 should be an INTEGER_CST. Also handle CASE_CONVERT.
4183 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4185 * graphite.c (graphite_initialize): To bound the number of bbs per
4186 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4187 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4188 * doc/invoke.texi: Document it.
4190 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4192 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4193 * graphite-sese-to-poly.h (build_poly_scop): Same.
4195 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4197 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4198 the number of parameters in the scop. Use as an upper bound
4199 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4200 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4201 * doc/invoke.texi: Document it.
4203 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4205 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4206 * doc/c-tree.texi: Remove.
4207 * doc/generic.texi: Merge c-tree.texi here.
4208 * doc/gccint.texi (Trees): Remove menu entry.
4209 (c-tree.texi): Remove @include.
4210 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4211 * doc/languages.texi (Reading RTL): Ditto.
4213 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4216 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4218 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4221 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4222 code added to work around reload clobbering CONST insns.
4224 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4226 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4227 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4228 (cselib_preserve_only_values): Remove retain argument, don't
4229 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4230 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4231 * var-tracking.c (micro_operation): Move insn field before union.
4232 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4233 (struct variable_tracking_info_def): Remove n_mos field, change
4234 mos into a vector of micro_operations.
4235 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4236 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4237 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4238 changing into a vector.
4239 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4240 come before all other uops generated by add_stores.
4241 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4243 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4244 a vector. Run just one pass over the bbs instead of separate counting
4245 and computation phase.
4246 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4249 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4250 into *nonlocalized_list vector.
4251 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4252 even if origin is non-NULL.
4253 (gen_variable_die): Likewise.
4254 (process_scope_var): Don't change origin.
4255 (gen_decl_die): Likewise.
4256 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4257 before adding new edges instead of after it, fix moving over
4260 2010-03-11 David S. Miller <davem@davemloft.net>
4262 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4264 * configure: Rebuild.
4266 2010-03-11 Martin Jambor <mjambor@suse.cz>
4268 PR tree-optimization/43257
4269 * tree.c (assign_assembler_name_if_neeeded): New function.
4270 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4272 * tree.h (assign_assembler_name_if_neeeded): Declare.
4273 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4274 the function if needed.
4276 2010-03-11 Chris Demetriou <cgd@google.com>
4278 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4279 include/stdint-gcc.h, and include/stdint.h world-readable.
4281 2010-03-11 Richard Guenther <rguenther@suse.de>
4283 PR tree-optimization/43255
4284 * tree-vrp.c (process_assert_insertions_for): Do not insert
4285 asserts for trivial conditions.
4287 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4289 PR tree-optimization/43280
4290 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4291 generation. Move calculation of size out of the if branch.
4292 (find_bswap): Modify compare number generation.
4294 2010-03-11 Richard Guenther <rguenther@suse.de>
4297 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4298 (input_gimple_stmt): Fixup handled component types during
4299 operand read. Also fix up decls in ADDR_EXPRs.
4301 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4303 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4304 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4306 2010-03-10 Jan Hubicka <jh@suse.cz>
4309 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4310 * varasm.c (get_variable_section): Don't do that here...
4311 (make_decl_rtl): ... and here.
4312 (do_assemble_alias): Produce decl RTL.
4313 (assemble_alias): Likewise.
4315 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4318 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4319 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4321 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4322 (based_loc_descr): Only express drap or vdrap regno based expressions
4323 using DW_OP_fbreg when not optimizing.
4324 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4325 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4326 REG_CFA_SET_VDRAP note.
4328 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4330 PR tree-optimization/43236
4331 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4332 error in calculation of base address in reverse iteration case.
4333 (generate_builtin): Take number of latch executions if the statement
4336 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4339 * tree-eh.c: Include pointer-set.h.
4340 (lower_eh_dispatch): Filter out duplicate case labels and
4341 remove the unneeded edge when the label is unused. Return
4342 true when some edges are removed.
4343 (execute_lower_eh_dispatch): When any lowering resulted in
4344 removing an edge, also delete unreachable blocks.
4346 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4349 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4350 UNSPEC_MACHOPIC_OFFSET.
4352 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4355 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4356 (m68k_delegitimize_address): New function.
4358 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4361 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4364 * var-tracking.c (adjust_sets): New function.
4365 (count_with_sets, add_with_sets): Use it.
4366 (get_adjusted_src): New inline function.
4367 (add_stores): Use it.
4370 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4371 call cselib_dummy_expand_value_rtx_cb instead of
4372 cselib_expand_value_rtx_cb.
4375 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4376 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4377 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4378 and .cfi_endproc around the pic thunks.
4379 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4380 all queued unwind info register saves are saved before the call.
4381 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4382 considered as sp-=4 for unwind info and the pop as sp+=4 which
4383 also clobbers dest, but doesn't actually restore it.
4386 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4387 RTX_FRAME_RELATED_P.
4389 2010-03-09 Jie Zhang <jie@codesourcery.com>
4391 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4392 whitespaces in output template.
4394 2010-03-09 Jie Zhang <jie@codesourcery.com>
4396 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4399 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4401 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4402 builtins.exp in a separate job.
4404 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4406 * graphite-sese-to-poly.c (add_param_constraints): Use
4407 lower_bound_in_type and upper_bound_in_type.
4409 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4411 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4412 instead of unsigned_type_node.
4414 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4415 Reza Yazdani <reza.yazdani@amd.com>
4418 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4419 on pointer type parameters.
4421 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4425 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4426 handle conversions from pointer to integers.
4427 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4428 induction variable, to be able to work with code generated by CLooG.
4429 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4430 (build_poly_scop): Bail out if we cannot codegen a loop.
4432 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4434 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4435 code generation with gloog_error.
4437 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4439 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4440 Call fold_convert on all the returned values.
4441 (expand_scalar_variables_expr): Pass to
4442 expand_scalar_variables_ssa_name the type of the resulting expression.
4444 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4446 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4447 ppl_min_for_le_pointset.
4448 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4449 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4451 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4453 * graphite-dependences.c (map_into_dep_poly): Removed.
4454 (dependence_polyhedron_1): Use combine_context_id_scat.
4456 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4458 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4459 (struct poly_bb): Same.
4460 (combine_context_id_scat): New.
4462 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4465 * sese.c (name_defined_in_loop_p): Return false for default
4468 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4470 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4471 and clean up the logic.
4473 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4475 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4478 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4480 * var-tracking.c (remove_cselib_value_chains): Define only for
4482 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4483 delete_slot_part, emit_notes_for_differences_1): Don't call
4484 remove_cselib_value_chains here.
4485 (set_slot_part, emit_notes_for_differences_2): Don't call
4486 add_cselib_value_chains here.
4487 (preserved_values): New vector.
4488 (preserve_value): New function.
4489 (add_uses, add_stores, vt_add_function_parameters): Use it
4490 instead of cselib_preserve_value.
4491 (changed_values_stack): New vector.
4492 (check_changed_vars_0): New function.
4493 (check_changed_vars_1, check_changed_vars_2): Use it.
4494 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4495 changed_values_stack VALUEs.
4496 (vt_emit_notes): For all preserved_values call
4497 add_cselib_value_chains. If ENABLE_CHECKING call
4498 remove_cselib_value_chains before verifying value_chains is empty.
4499 Initialize and free changed_values_stack.
4500 (vt_initialize): Initialize preserved_values.
4501 (vt_finalize): Free preserved_values.
4503 2010-03-08 Richard Guenther <rguenther@suse.de>
4505 PR tree-optimization/43269
4506 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4509 2010-03-08 Martin Jambor <mjambor@suse.cz>
4511 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4512 (ipa_is_param_called): Removed.
4513 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4514 (ipa_print_node_params): Do not print the called flag.
4515 (ipa_write_node_info): Do not stream the called flag.
4516 (ipa_read_node_info): Likewise.
4518 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4521 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4522 * cselib.c (struct expand_value_data): Add dummy field.
4523 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4525 (cselib_dummy_expand_value_rtx_cb): New function.
4526 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4528 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4529 * var-tracking.c: Include pointer-set.h.
4530 (variable): Change n_var_parts to char from int. Add
4531 cur_loc_changed and in_changed_variables fields.
4532 (variable_canonicalize): Remove.
4533 (shared_var_p): New inline function.
4534 (unshare_variable): Maintain cur_loc_changed and
4535 in_changed_variables fields. If var was in changed_variables,
4536 replace it there with new_var. Just copy cur_loc instead of
4537 resetting it to something else.
4538 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4539 (dataflow_set_union): Don't call variable_canonicalize.
4540 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4541 of their DEBUG_EXPR_TREE_DECLs.
4542 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4543 and in_changed_variables and cur_loc_changed is false.
4544 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4545 and cur_loc_changed. Don't update cur_loc here.
4546 (variable_merge_over_src): Don't call variable_canonicalize.
4547 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4548 removing loc that is equal to cur_loc, clear cur_loc,
4549 set cur_loc_changed and ensure variable_was_changed is called.
4550 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4551 compare pointers in cur_loc check, if it is equal to loc,
4552 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4553 (variable_different_p): Remove compare_current_location argument,
4554 don't compare cur_loc.
4555 (dataflow_set_different_1): Adjust variable_different_p caller.
4556 (variable_was_changed): If dv had some var in changed_variables
4557 already, reset in_changed_variables flag for it and propagate
4558 cur_loc_changed over to the new variable. On empty var
4559 always set cur_loc_changed. Set in_changed_variables on whatever
4560 var is added to changed_variables.
4561 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4562 Use shared_var_p. When removing loc that is equal to cur_loc,
4563 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4564 end, don't set it to something else, just call variable_was_changed.
4565 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4566 loc being removed, clear cur_loc and set cur_loc_changed.
4567 Set cur_loc_changed if all locations have been removed.
4568 (struct expand_loc_callback_data): New type.
4569 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4570 allocated. Always create SUBREGs if simplify_subreg failed.
4571 Prefer to use cur_loc, when that fails and still in
4572 changed_variables (and seen first time) recompute it. Set
4573 cur_loc_changed of variables which had to change cur_loc and
4574 compute elcd->cur_loc_changed if any of the subexpressions used
4575 had to change cur_loc.
4576 (vt_expand_loc): Adjust to pass arguments in
4577 expand_loc_callback_data structure.
4578 (vt_expand_loc_dummy): New function.
4579 (emitted_notes): New variable.
4580 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4581 that weren't used for any other decl in current
4582 emit_notes_for_changes call call vt_expand_loc_dummy to update
4583 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4584 first loc_chain location if NULL before. Always use just
4585 cur_loc instead of first loc_chain location. When cur_loc_changed
4586 is false, when not --enable-checking=rtl just don't emit any note.
4587 When rtl checking, compute the note and assert it is the same
4588 as previous note. Clear cur_loc_changed and in_changed_variables
4589 at the end before removing from changed_variables.
4590 (check_changed_vars_3): New function.
4591 (emit_notes_for_changes): Traverse changed_vars to call
4592 check_changed_vars_3 on each changed var.
4593 (emit_notes_for_differences_1): Clear cur_loc_changed and
4594 in_changed_variables. Recompute cur_loc of new_var.
4595 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4596 (vt_emit_notes): Initialize and destroy emitted_notes.
4598 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4600 PR rtl-optimization/42220
4601 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4602 Use verify_reg_tracked to determine if we should use OP_OUT rather
4604 (build_def_use): If we see an in-out operand for a register that we
4605 know nothing about, treat is an output if possible, fail the block if
4608 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4611 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4614 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4617 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4618 uses of relevant DEFs that are dead outside the loop too.
4620 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4622 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4624 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4626 * var-tracking.c (values_to_unmark): New variable.
4627 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4628 values_to_unmark vector. Moved body to...
4629 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4630 instead queue it into values_to_unmark vector.
4631 (vt_find_locations): Free values_to_unmark vector.
4633 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4635 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4636 (site.exp): Export them when plugins are enabled.
4638 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4641 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4643 (chrec_fold_multiply): Same.
4645 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4648 * c-decl.c (build_compound_literal): Return early if init is
4651 2010-03-04 Martin Jambor <mjambor@suse.cz>
4653 PR tree-optimization/43164
4654 PR tree-optimization/43191
4655 * tree-sra.c (type_consists_of_records_p): Reject records with
4656 zero-size bit-fields at the end.
4658 2010-03-04 Mike Stump <mikestump@comcast.net>
4660 * Makefile.in (TAGS): Remove *.y.
4662 2010-03-04 Richard Guenther <rguenther@suse.de>
4664 PR tree-optimization/40761
4665 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4667 (my_rev_post_order_compute): New function.
4668 (init_pre): Call it.
4670 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4673 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4674 decrease the cost of an IV candidate when the cost is infinite.
4676 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4678 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4679 Use '3DNow!' for the extension of that name, ensure normal space
4681 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4683 2010-03-03 Jeff Law <law@redhat.com>
4685 * PR middle-end/32693
4686 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4687 than gen_rtx_SUBREG.
4688 (extract_bit_field_1): Likewise.
4690 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4692 * doc/sourcebuild.texi (Test directives): Document that arguments
4693 include-opts and exclude-opts are now optional for dg-skip-if,
4694 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4696 2010-03-03 Jason Merrill <jason@redhat.com>
4699 * cgraph.h (varpool_node): Add extra_name field.
4700 * varpool.c (varpool_extra_name_alias): New.
4701 (varpool_assemble_decl): Emit extra name aliases.
4702 (varpool_mark_needed_node): Look past an extra name alias.
4703 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4704 * lto-streamer-in.c (lto_input_tree): Read it.
4705 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4707 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4709 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4710 (sparc*-*-solaris2*): ...this.
4712 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4715 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4716 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4717 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4718 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4721 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4722 fallthrough to default handling, just with want_address 0 instead of 2.
4723 For single element lists, add_AT_loc directly, otherwise create an
4724 artificial variable DIE and stick location list to it.
4727 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4728 (VAL_EXPR_HAS_REVERSE): Define.
4729 (reverse_op): New function.
4730 (add_stores): For reversible operations add an extra MO_VAL_USE.
4732 2010-03-02 Jason Merrill <jason@redhat.com>
4734 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4736 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4738 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4739 (sparc64-*-linux*): Likewise.
4740 (sparc64-*-solaris2*): Include assembler files before linker ones.
4741 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4742 * config/sparc/gas.h: Delete.
4743 * config/sparc/sol2-64.h: Add copyright notice.
4744 * config/sparc/sol2-gas-bi.h: Likewise.
4745 * config/sparc/sol2-gld.h: Likewise.
4746 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4747 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4748 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4749 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4750 (sparc_elf_asm_named_section): Rename into...
4751 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4753 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4755 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4757 2010-03-02 Jeff Law <law@redhat.com>
4760 * reload1.c (rtx_p, substitute_stack): Declare.
4761 (substitute): Record addresses of changed rtxs.
4762 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4763 Restore the original rtx when complete.
4764 (reload): Free subsitute_stack when complete.
4766 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4768 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4769 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4771 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4772 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4773 Torture Tests): Change from subsection to section.
4775 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4776 Steven Bosscher <steven@gcc.gnu.org>
4778 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4781 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4784 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4785 the assignment from the new induction variable to the assignment
4786 of the value from the original loop PHI function.
4788 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4789 Daniel Jacobowitz <dan@codesourcery.com>
4791 * doc/sourcebuild.texi (Test directives): Clarify options to
4794 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4796 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4797 Disable cfi directives unless GCC and gas agree on using read-only
4798 .eh_frame sections for 64-bit.
4799 * configure: Regenerate.
4801 2010-03-01 Richard Guenther <rguenther@suse.de>
4803 PR tree-optimization/43220
4804 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4805 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4807 2010-03-01 Richard Guenther <rguenther@suse.de>
4808 Martin Jambor <mjambor@suse.cz>
4811 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4812 gimplified parameters.
4814 2010-03-01 Christian Bruel <christian.bruel@st.com>
4816 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4818 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4820 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4822 2010-03-01 Richard Guenther <rguenther@suse.de>
4825 * expr.c (expand_assignment): Use the alias-oracle to tell
4826 if the rhs aliases the result decl.
4828 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4831 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4832 to sol_gt_pch_get_address.
4833 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4834 64-bit, SPARC and x86.
4835 (sol_gt_pch_get_address): New function.
4837 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4839 * toplev.h (inform_n, error_n): Declare.
4840 * diagnostic.c (inform_n, error_n): New function.
4842 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4844 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4845 has no rtl yet when processing local_decls, queue it and recheck
4846 if deferred stack allocation hasn't assigned it rtl.
4848 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4850 * config/sh/sh.c (unspec_bbr_uid): New.
4851 (gen_block_redirect): Use it instead of INSN_UID.
4852 (gen_far_branch): Likewise.
4854 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4856 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4857 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4859 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4861 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4862 (Warning Options): -Wno-conversion-null is valid for
4863 Objective-C++ as well.
4864 * doc/tm.texi (Named Address Spaces): Likewise.
4865 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4866 * doc/tree-ssa.texi (Tree SSA): Likewise.
4868 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4871 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4872 by default. Don't set the default arch for
4873 i[34567]86-*-darwin*|x86_64-*-darwin*.
4875 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4878 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4879 default. Set the default 32bit/64bit archs with $with_arch
4880 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4882 2010-02-27 Richard Guenther <rguenther@suse.de>
4884 PR tree-optimization/43186
4885 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4886 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4887 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4888 unroller iterations.
4890 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4892 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4893 required and i[34567]86-*-* targets don't support 64bit ISA.
4895 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4898 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4901 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4903 * config.gcc: Set the default arch at least to Prescott for
4904 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4905 if SSE math is enabled.
4907 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4909 * diagnostic.c (diagnostic_initialize): Update.
4910 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4912 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4913 (diagnostic_inhibit_notes): New.
4914 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4916 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4919 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4920 * doc/standards.texi: Likewise.
4921 * doc/extend.texi: Likewise.
4922 * doc/trouble.texi: Likewise.
4923 * doc/cppopts.texi: Likewise.
4924 * doc/install.texi: Likewise.
4925 * c.opt (std=c90,std=gnu90): New options.
4926 * c-opts.c (c_common_handle_option): Handle them.
4928 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4931 * c-decl.c (undeclared_variable): Use an informative note.
4933 2010-02-26 Richard Guenther <rguenther@suse.de>
4935 PR tree-optimization/43186
4936 * gimple.h (gimple_fold): Remove.
4937 * gimple.c (gimple_fold): Remove. Inline into single user ...
4938 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4939 Try harder for conditions.
4941 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4944 * function.c (used_types_insert): Don't skip through named pointer
4945 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4946 and it is different from the main variant's type.
4948 2010-02-26 Nick Clifton <nickc@redhat.com>
4950 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4952 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4954 * config.gcc: Support --with-fpmath=sse for x86.
4956 * config/i386/ssemath.h: New.
4958 * doc/install.texi (--with-fpmath=sse): Documented.
4960 2010-02-26 Richard Guenther <rguenther@suse.de>
4962 PR tree-optimization/43188
4963 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4964 vector types of over-aligned element type.
4966 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4969 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4970 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4972 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4974 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4976 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4978 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4979 * var-tracking.c: Include diagnostic.h.
4980 (debug_dv): New function.
4981 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4984 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4985 (add_value_chain, add_value_chains, remove_value_chain,
4986 remove_value_chains): Handle DEBUG_EXPRs.
4987 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4990 * regcprop.c (struct queued_debug_insn_change): New type.
4991 (struct value_data_entry): Add debug_insn_changes field.
4992 (struct value_data): Add n_debug_insn_changes field.
4993 (debug_insn_changes_pool): New variable.
4994 (free_debug_insn_changes, apply_debug_insn_changes,
4995 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4996 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4997 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4999 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5001 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5002 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5003 changes, call cprop_find_used_regs via note_stores.
5004 (copyprop_hardreg_forward): When copying vd from predecessor
5005 which has any queued DEBUG_INSN changes, make sure the pointers are
5006 cleared. At the end call df_analyze and then if there are any
5007 DEBUG_INSN changes queued at the end of some basic block for still
5008 live registers, apply them.
5009 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5011 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5013 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5016 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5018 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5019 targets. Set the default with_cpu/with_arch from arch/cpu.
5020 Allow x86-64 and native for with_cpu/with_arch.
5022 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5024 * ebitmap.c: Change calls to verify_popcount with calls to
5025 sbitmap_verify_popcount.
5026 (ebitmap_clear_bit): Fixed map->cacheindex test and
5027 map>cache update when bit clearing results in an empty
5030 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5033 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5034 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5035 and support both V2DF and V2DI modes.
5036 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5037 support both V2DF and V2DI modes.
5038 (general): Delete trailing whitespace from a few patterns.
5040 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5041 V2DF/V2DI interleave high/low builtins.
5043 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5046 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5047 interleave high/low functions.
5049 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5051 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5052 #pragma extern_prefix.
5054 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5057 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5058 BLKmode, assert op0 is a MEM and just adjust its mode.
5061 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5062 if bitpos isn't multiple of mode's bitsize.
5064 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5066 * c.opt (-ftemplate-depth=): New.
5067 (-ftemplate-depth-): Deprecate.
5068 * optc-gen.awk: Handle -ftemplate-depth=.
5069 * opth-gen.awk: Likewise.
5070 * c-opts.c (c_common_handle_option): Likewise.
5071 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5073 2010-02-24 Jason Merrill <jason@redhat.com>
5075 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5077 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5079 * cfg.c (alloc_aux_for_block): Remove inline.
5080 (alloc_aux_for_edge): Likewise.
5082 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5084 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5086 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5088 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5089 * config/i386/sol2-gas.h: New file.
5090 * config.gcc (i[34567]86-*-solaris2*): Use it.
5092 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5095 * c-typeck.c (ep_convert_and_check): New.
5096 (build_conditional_expr): Use it.
5097 (build_binary_op): Likewise.
5099 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5101 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5104 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5105 bounds even for -O+.
5106 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5107 expr needs to have DECL_NAME set.
5109 2010-02-24 Nick Clifton <nickc@redhat.com>
5111 * config/mep/mep.c: Include gimple.h.
5112 (mep_function_uses_sp): Delete unused function.
5113 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5114 parameters. Use unsigned integers to count args. Return a
5115 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5117 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5120 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5121 greater or equal to nelt instead of 2 * nelt.
5122 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5125 2010-02-23 Jason Merrill <jason@redhat.com>
5128 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5129 in cfun->local_decls even if they have register types.
5132 * stor-layout.c (place_field): Don't warn about unnecessary
5133 DECL_PACKED if the type is packed.
5135 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5138 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5139 GOTOFF relocs, even when the base reg isn't pic pointer.
5141 2010-02-23 Michael Matz <matz@suse.de>
5144 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5145 (expand_gimple_basic_block): Generate and use debug temps if there
5146 are debug uses left after the last real use of TERed ssa names.
5147 Unlink debug immediate uses when they are expanded.
5149 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5152 * config/i386/i386.c (override_options): Reorganise to provide
5153 better error messages.
5155 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5158 * graphite-scop-detection.c (create_single_exit_edge): Move
5159 the call to find_single_exit_edge to....
5160 (create_sese_edges): ...here. Don't handle multiple edges
5161 exiting the function.
5162 (build_graphite_scops): Don't handle multiple edges
5163 exiting the function.
5165 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5168 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5169 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5171 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5174 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5176 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5179 * c-typeck.c (convert_arguments): Print declaration location.
5180 * c-common.c (validate_nargs): Rename as
5181 builtin_function_validate_nargs.
5182 (check_builtin_function_arguments): Update.
5184 2010-02-22 Richard Guenther <rguenther@suse.de>
5187 * tree-inline.c (declare_return_variable): Use the type of
5188 the call stmt lhs if available.
5190 2010-02-22 Duncan Sands <baldrick@free.fr>
5192 * passes.c (register_pass): Always consider all pass lists when
5193 ref_pass_instance_number is zero.
5195 2010-02-22 Richard Guenther <rguenther@suse.de>
5197 PR tree-optimization/42749
5198 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5199 parameter. Do arithmetic in the original type.
5200 (update_accumulator_with_ops): Likewise.
5201 (adjust_accumulator_values): Adjust.
5203 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5205 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5206 (QI to BLKmode splitter): New splitter.
5208 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5210 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5211 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5213 2010-02-22 Richard Guenther <rguenther@suse.de>
5215 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5217 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5219 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5220 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5221 ($(T)crti.o, $(T)crtn.o): Remove rules.
5223 2010-02-21 Tobias Burnus <burnus@net-b.de>
5226 * doc/invoke.texi (-fassociative-math): Document that this
5227 option is automatically enabled for Fortran.
5229 2010-02-20 David S. Miller <davem@davemloft.net>
5231 * configure.ac: Test if linker and assembler properly support
5232 GOTDATA_OP relocations.
5233 * configure: Rebuild.
5234 * config.in: Likewise.
5235 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5236 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5237 (movsi_high_pic): Likewise.
5238 (movdi_lo_sum_pic): Likewise.
5239 (movdi_high_pic): Likewise.
5240 (movsi_pic_gotdata_op): New pattern.
5241 (movdi_pic_gotdata_op): Likewise.
5242 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5243 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5245 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5248 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5249 attribute to ssemul.
5250 (xop_mulv2div2di3_high): Ditto.
5252 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5255 * c.opt (Wconversion-null): New option.
5256 * doc/invoke.texi (Wconversion-null): Document.
5258 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5260 * common.opt (Wlarger-than-): Add Undocumented.
5262 2010-02-19 Mike Stump <mikestump@comcast.net>
5264 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5266 2010-02-19 Jason Merrill <jason@redhat.com>
5269 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5270 * configure: Likewise.
5272 2010-02-20 Alan Modra <amodra@gmail.com>
5275 * cgraph.h (cgraph_make_decl_local): Declare.
5276 * cgraph.c (cgraph_make_decl_local): New function.
5277 (cgraph_make_node_local): Use it.
5278 * cgraphunit.c (cgraph_function_versioning): Likewise.
5279 * ipa.c (function_and_variable_visibility): Likewise.
5281 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5284 * except.c (sjlj_emit_function_enter): Don't call
5285 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5287 * rtl.h (add_reg_br_prob_note): Remove prototype.
5289 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5292 * c-common.c (conversion_warning): Remove widening conversions
5293 before checking the conversion of integers to reals.
5295 2010-02-19 Mike Stump <mikestump@comcast.net>
5298 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5301 * cgraphunit.c (process_function_and_variable_attributes): Check
5302 DECL_PRESERVE_P instead of looking up attribute "used".
5303 * ipa-pure-const.c (check_decl): Likewise.
5304 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5305 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5306 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5307 instead of attribute "used".
5308 * config/sol2-c.c (solaris_pragma_init): Likewise.
5309 (solaris_pragma_fini): Likewise.
5311 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5313 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5314 Use XCNEW instead of xcalloc.
5315 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5316 XNEW instead of xmalloc.
5317 (get_fields): Use XNEWVEC instead of xmalloc.
5320 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5321 populate vars array.
5322 (create_new_general_access): For debug stmts just reset value.
5323 (get_stmt_accesses): For accesses within debug stmts just record them
5324 using add_access_to_acc_sites instead of preventing the peeling or
5325 counting them as accesses.
5328 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5330 2010-02-19 Richard Guenther <rguenther@suse.de>
5332 PR tree-optimization/42916
5333 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5336 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5338 * configure.ac: Replace all uses of changequote in macro arguments
5339 with proper quoting.
5341 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5344 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5346 2010-02-19 Richard Guenther <rguenther@suse.de>
5348 PR tree-optimization/42944
5349 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5350 test for aliasing with errno.
5352 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5355 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5356 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5357 * dojump.c: Include output.h.
5358 (inv): New inline function.
5359 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5360 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5361 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5362 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5363 argument, pass it down to other calls.
5364 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5365 add REG_BR_PROB note to the conditional jump.
5366 * cfgexpand.c (add_reg_br_prob_note): Removed.
5367 (expand_gimple_cond): Don't call it, add the probability
5368 as last argument to jumpif_1/jumpifnot_1.
5369 * Makefile.in (dojump.o): Depend on output.h.
5370 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5372 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5373 * stmt.c (do_jump_if_equal): Likewise.
5374 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5375 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5376 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5378 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5379 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5380 jumpifnot_1 callers.
5381 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5383 (store_expr): Adjust jumpifnot caller.
5384 (store_constructor): Adjust jumpif caller.
5387 * gimplify.c (gimple_boolify): For __builtin_expect call
5388 gimple_boolify also on its first argument.
5390 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5392 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5394 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5395 * configure: Regenerated.
5397 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5399 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5400 lang_hooks.types_compatible_p instead of comptypes.
5402 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5404 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5405 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5406 if __prefer_thumb__ is defined.
5408 2010-02-18 Martin Jambor <mjambor@suse.cz>
5410 PR tree-optimization/43066
5411 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5412 array with zero-sized element type.
5414 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5416 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5417 rtx, allocate struct var_loc_node here and return it to the
5418 caller, and only if it is actually needed.
5419 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5420 move it earlier and return immediately if it returns NULL.
5422 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5424 * config/sparc/gas.h: New file. Restore
5425 TARGET_ASM_NAMED_SECTION to its ELF default.
5426 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5428 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5429 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5430 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5431 after sparc/sysv4.h.
5433 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5435 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5437 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5439 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5440 patterns from predicated pattern.
5442 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5445 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5446 for insn mnemonic suffix.
5448 2010-02-17 Richard Guenther <rguenther@suse.de>
5450 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5453 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5456 * caller-save.c (save_call_clobbered_regs): If BB ends with
5457 a DEBUG_INSN, move any notes in between last real insn and the last
5458 DEBUG_INSN after the last DEBUG_INSN.
5460 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5462 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5463 Fix return type. Fix argument type. Explain meaning of return value.
5465 2010-02-16 Richard Guenther <rguenther@suse.de>
5467 PR tree-optimization/41043
5468 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5469 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5471 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5473 2010-02-16 Ira Rosen <irar@il.ibm.com>
5475 PR tree-optimization/43074
5476 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5477 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5478 vectorizable cycles in hybrid SLP check.
5479 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5481 2010-02-16 Richard Guenther <rguenther@suse.de>
5483 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5484 (true_dependence): If memrefs_conflict_p computes must-alias
5485 trust it. Move TBAA check after offset-based disambiguation.
5486 (canon_true_dependence): Likewise.
5488 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5490 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5491 * doc/invoke.texi: Document it.
5492 * var-tracking.c: Include toplev.h and params.h.
5493 (vt_find_locations): Return bool indicating success. Compute
5494 hash sizes unconditionally. Check new parameter, report.
5495 (variable_tracking_main_1): Check vt_find_locations results and
5496 retry. Renamed from...
5497 (variable_tracking_main): ... this. New wrapper to preserve
5498 flag_var_tracking_assignments.
5499 * Makefile.in (var-tracking.o): Adjust dependencies.
5501 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5502 Jakub Jelinek <jakub@redhat.com>
5505 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5506 if weak_import attribute is present.
5507 * config/darwin.c (machopic_select_section): Likewise.
5509 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5511 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5512 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5513 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5514 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5516 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5519 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5522 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5523 Rewrite text to refer to the names.
5525 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5527 * config/i386/i386-builtin-types.def
5528 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5529 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5530 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5531 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5532 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5533 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5534 IX86_BUILTIN_VPERMIL2PS256.
5535 (MULTI_ARG_4_DF2_DI_I): Defined.
5536 (MULTI_ARG_4_DF2_DI_I1): Defined.
5537 (MULTI_ARG_4_SF2_SI_I): Defined.
5538 (MULTI_ARG_4_SF2_SI_I1): Defined.
5539 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5540 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5541 __builtin_ia32_vpermil2ps256.
5542 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5543 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5544 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5545 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5546 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5547 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5548 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5549 CODE_FOR_xop_vpermil2v8sf3.
5550 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5551 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5552 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5553 (_mm256_permute2_pd): New.
5554 (_mm_permute2_ps): New.
5555 (_mm256_permute2_ps): New.
5557 2010-02-15 Nick Clifton <nickc@redhat.com>
5559 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5560 boolean parameters. Use emit_jump_insn when emitting a pop
5561 instruction containing a return insn.
5562 (push): Use 'true' rather than '1' as second parameter to F.
5563 (h8300_expand_prologue): Likewise.
5564 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5565 (h8300_expand_epilogue): Likewise.
5567 2010-02-15 Richard Guenther <rguenther@suse.de>
5570 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5573 2010-02-15 Nick Clifton <nickc@redhat.com>
5575 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5578 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5580 * intl.c (fake_ngettext): New function.
5581 * intl.h (fake_ngettext): Declare.
5582 (ngettext): Define macro.
5583 * collect2.c (notice_translated): New function.
5584 (main): Use notice_translated and ngettext.
5585 * collect2.h (notice_translated): Declare.
5587 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5589 * reorg.c (delete_computation): Comment fixes.
5590 * caller-save.c (setup_save_areas): Idem.
5591 * sel-sched-dump.c (dump_lv_set): Idem.
5594 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5596 * config/s390/s390.c (s390_sched_init): New function.
5597 (TARGET_SCHED_INIT): Target hook defined.
5599 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5600 Jack Howarth <howarth@bromo.med.uc.edu>
5601 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5604 Partial revert of unintended change in fix for PR41605.
5605 * config/darwin.h: Fix typo.
5606 * config/darwin9.h: Same.
5608 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5610 * c-pch.c (pch_init): Clear v.
5612 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5615 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5616 graphite_can_represent_init for MULT_EXPR.
5618 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5622 * graphite-sese-to-poly.c (remove_phi): New.
5623 (translate_scalar_reduction_to_array): Call remove_phi.
5625 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5628 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5629 * graphite-clast-to-gimple.h (gloog): Update declaration.
5630 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5631 * graphite-poly.h (struct poly_bb): Add missing comments.
5632 (struct scop): Add poly_scop_p field.
5634 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5635 * graphite.c (graphite_transform_loops): Build the polyhedral
5636 representation for each scop before code generation.
5637 * sese.c (rename_variables_in_operand): Removed.
5638 (rename_variables_in_expr): Return the renamed expression.
5639 (rename_sese_parameters): New.
5640 * sese.h (rename_sese_parameters): Declared.
5642 2010-02-11 Richard Guenther <rguenther@suse.de>
5644 PR tree-optimization/42998
5645 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5646 POINTER_PLUS_EXPR properly.
5648 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5649 Changpeng Fang <changpeng.fang@amd.com>
5652 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5653 the cost of an IV candidate when the IV is used in a test against zero.
5655 * gcc.dg/tree-ssa/ivopts-3.c: New.
5657 2010-02-11 Richard Guenther <rguenther@suse.de>
5660 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5661 pointer-vs-decl case by swapping refs. Handle some cases
5662 of pointer-vs-decl disambiguations more conservatively.
5663 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5664 to false after expanding.
5666 2010-02-11 Richard Guenther <rguenther@suse.de>
5669 * gcc.c (process_command): Handle LTO file@offset case more
5672 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5674 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5675 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5677 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5679 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5680 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5681 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5682 Optimize eq/ne comparisons when both arguments are known to be
5684 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5685 Don't mask operands unnecessarily if they are known to be already
5688 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5690 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5693 2010-02-10 Richard Guenther <rguenther@suse.de>
5695 PR tree-optimization/43017
5696 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5697 for wrapping signed arithmetic.
5699 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5702 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5703 if no debug info should be emitted for it.
5705 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5707 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5708 note when flag_exceptions is set.
5710 2010-02-10 Duncan Sands <baldrick@free.fr>
5712 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5714 2010-02-10 Richard Guenther <rguenther@suse.de>
5717 * tree.c (get_unwidened): Handle constants.
5718 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5720 2010-02-10 Martin Jambor <mjambor@suse.cz>
5723 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5724 check for variable argument counts independently.
5726 2010-02-10 Christian Bruel <christian.bruel@st.com>
5729 * config/sh/sh.c (find_barrier): Increase length for non delayed
5730 conditional branches.
5732 2010-02-10 Christian Bruel <christian.bruel@st.com>
5734 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5736 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5738 * builtins.c (set_builtin_user_assembler_name): Also handle
5739 ffs if int is smaller than word.
5741 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5744 * ira-conflicts.c (get_dup): Remove.
5745 (process_reg_shuffles): Add new parameter. Use it as an
5746 additional guard for copy generation.
5747 (add_insn_allocno_copies): Rewrite.
5749 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5751 * common.opt (fsched2-use-traces): Preserved for backward
5753 * doc/invoke.texi: Remove the documentation about option
5754 -fsched2-use-traces.
5755 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5756 flag_sched2_use_traces.
5757 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5758 the backward compatibility flag section.
5760 2010-02-09 Richard Guenther <rguenther@suse.de>
5762 PR tree-optimization/43008
5763 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5764 make HEAP variables initialized from global memory if they
5765 are not known builtin functions.
5766 (find_func_aliases): Adjust.
5768 2010-02-09 Richard Guenther <rguenther@suse.de>
5770 PR tree-optimization/43000
5771 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5772 arithmetic manually.
5774 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5776 PR tree-optimization/42931
5777 * tree-loop-linear.c (try_interchange_loops): Don't call
5778 double_int_mul if estimated_loop_iterations failed.
5780 2010-02-08 Martin Jambor <mjambor@suse.cz>
5783 * tree-sra.c (build_accesses_from_assign): Do not mark in
5784 should_scalarize_away_bitmap if stmt has volatile ops.
5785 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5788 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5790 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5792 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5794 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5797 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5800 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5802 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5805 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5806 to unknown_dependence.
5807 (graphite_legal_transform_dr): Handle the unknown_dependence.
5808 (graphite_carried_dependence_level_k): Same.
5810 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5812 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5814 2010-02-07 Richard Guenther <rguenther@suse.de>
5817 * expr.c (get_inner_reference): Always initialize *pbitsize.
5819 2010-02-07 Richard Guenther <rguenther@suse.de>
5822 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5823 new ARRAY_REFs on variable size element or minimal index arrays.
5825 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5826 gimple_fold_indirect_ref.
5828 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5831 * arm.c (arm_override_options): Just return if the user has specified
5832 an invalid fpu name.
5834 2010-02-03 Jason Merrill <jason@redhat.com>
5837 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5838 i386_pe_maybe_record_exported_symbol.
5840 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5843 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5844 (pa_delegitimize_address): New function.
5846 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5848 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5849 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5851 2010-02-05 Richard Guenther <rguenther@suse.de>
5854 * lto-streamer-in.c (get_resolution): Deal with references
5855 to undefined functions.
5857 2010-02-05 Richard Guenther <rguenther@suse.de>
5859 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5860 (fold_const_aggregate_ref): Likewise.
5861 (ccp_fold_stmt): Substitute loads.
5862 (maybe_fold_reference): Verify types before substituting.
5864 (fold_gimple_assign): Unshare properly.
5865 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5867 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5869 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5870 for rs6000_gen_cell_microcode.
5872 2010-02-04 Richard Guenther <rguenther@suse.de>
5874 PR rtl-optimization/42952
5875 * dse.c (const_or_frame_p): Remove MEM handling.
5877 2010-02-04 Nick Clifton <nickc@redhat.com>
5879 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5880 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5881 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5882 (mn10300_asm_output_mi_thunk): New function.
5883 (mn10300_can_output_mu_thunk): New function.
5884 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5885 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5886 (FUNCTION_ARG): Delete incorrect comment.
5888 2010-02-03 Jason Merrill <jason@redhat.com>
5891 * fold-const.c (operand_equal_p): Handle erroneous types.
5893 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5895 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5897 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5899 PR rtl-optimization/42941
5900 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5903 2010-02-03 Jason Merrill <jason@redhat.com>
5906 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5908 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5911 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5912 (cselib_reset_table): Renamed from...
5913 (cselib_reset_table_with_next_value): ... this.
5914 (cselib_get_next_uid): Renamed from...
5915 (cselib_get_next_unknown_value): ... this.
5916 * cselib.c (next_uid): Renamed from...
5917 (next_unknown_value): ... this.
5918 (cselib_clear_table): Adjust.
5919 (cselib_reset_table): Adjust. Renamed from...
5920 (cselib_reset_table_with_next_value): ... this.
5921 (cselib_get_next_uid): Adjust. Renamed from...
5922 (cselib_get_next_unknown_value): ... this.
5923 (get_value_hash): Use hash.
5924 (cselib_hash_rtx): Likewise.
5925 (new_cselib_val): Adjust. Set and dump uid.
5926 (cselib_lookup_mem): Pass next_uid as hash.
5927 (cselib_subst_to_values): Likewise.
5928 (cselib_log_lookup): Dump uid.
5929 (cselib_lookup): Pass next_uid as hash. Adjust.
5930 (cselib_process_insn): Adjust.
5931 (cselib_init): Initialize next_uid.
5932 (cselib_finish): Adjust.
5933 (dump_cselib_table): Likewise.
5934 * dse.c (canon_address): Dump value uid.
5935 * print-rtl.c (print_rtx): Print value uid.
5936 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5938 (dv_uid): New function, sort of renamed from...
5939 (dv_htab_hash): ... this, reimplemented in terms of it and...
5940 (dv_uid2hash): ... this. New.
5941 (variable_htab_eq): Drop excess assertions.
5942 (tie_break_pointers): Removed.
5943 (canon_value_cmp): Compare uids.
5944 (variable_post_merge_New_vals): Print uids.
5945 (vt_add_function_parameters): Adjust.
5946 (vt_initialize): Reset table. Adjust.
5948 2010-02-03 Richard Guenther <rguenther@suse.de>
5950 PR tree-optimization/42944
5951 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5952 (call_may_clobber_ref_p_1): Likewise. Properly handle
5953 malloc and calloc clobbering errno.
5955 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5957 * doc/invoke.texi: Fix name of sched1 dump.
5959 * opts.c (decode_options): Set flag_tree_switch_conversion
5960 only conditionally on optimize >= 2.
5962 * gcse.c: Assorted comment fixes in pass description.
5964 2010-02-03 Anthony Green <green@moxielogic.com>
5966 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5967 nop padding in order to maintain alignment of storage location of
5968 target function address.
5969 (moxie_trampoline_init): Store target function address at newly
5971 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5973 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5975 2010-02-03 Richard Guenther <rguenther@suse.de>
5978 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5980 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5982 * config.gcc: Reenable check for obsolete targets.
5983 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5984 mips-sgi-irix6.[0-4]*.
5986 2010-02-02 Nick Clifton <nickc@redhat.com>
5988 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5989 constant size of 4 as being the same as 0.
5990 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5991 can take values in the range 0..4.
5993 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5996 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5997 as _darwin10_Unwind_FindEnclosingFunction().
5998 * libgcc-libsystem.ver: New.
6000 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6003 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6004 implicitly set registers.
6006 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6008 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6009 (arm_override_options): Allow automatic selection of the thread
6010 pointer register if thumb2.
6011 (legitimize_pic_address): Improve code sequences for Thumb2.
6012 (arm_call_tls_get_addr): Likewise.
6013 (legitimize_tls_address): Likewise.
6014 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6015 (pic_load_addr_32bit): ... this. New named pattern.
6016 * thumb2.md (pic_load_addr_thumb2): Delete.
6017 (pic_load_dot_plus_four): Delete.
6018 (tls_load_dot_plus_four): New named pattern.
6020 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6023 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6024 Document fix for TLS bug.
6026 2010-01-31 Richard Guenther <rguenther@suse.de>
6028 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6029 conservatively correct.
6031 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6035 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6037 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6039 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6041 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6043 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6045 * config.gcc: Adjust order of makefile fragments for mingw targets.
6047 2010-01-31 Richard Guenther <rguenther@suse.de>
6050 * gimplify.c (gimplify_init_constructor): For volatile LHS
6051 initialize a temporary.
6053 2010-01-31 Matthias Klose <doko@ubuntu.com>
6055 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6057 * configure: Regenerate.
6059 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6061 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6062 the same alias set and their sizes different constantness.
6063 (aliasing_component_refs_p): Revert 2009-10-24 change.
6065 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6067 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6070 2010-01-29 Richard Guenther <rguenther@suse.de>
6072 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6073 Assert we successfully updated the call.
6075 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6077 PR rtl-optimization/42889
6078 * df.h (df_set_bb_dirty_nonlr): New prototype.
6079 * df-core.c (df_set_bb_dirty_nonlr): New function.
6080 * df-scan.c (df_insn_rescan): Call it instead of
6081 df_set_bb_dirty for DEBUG_INSNs.
6083 2010-01-29 Richard Guenther <rguenther@suse.de>
6086 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6087 quadratic behavior in most cases.
6089 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6092 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6093 in the call to gen_x86_movsicc_0_m1.
6095 2010-01-28 Richard Guenther <rguenther@suse.de>
6097 PR tree-optimization/42871
6098 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6100 2010-01-28 Richard Guenther <rguenther@suse.de>
6102 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6103 into call arguments.
6105 2010-01-28 Richard Guenther <rguenther@suse.de>
6108 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6109 the forwarder if the destination is an EH landing pad.
6111 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6113 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6114 block list passed to gimple_duplicate_sese_tail.
6115 (parallelize_loops): Avoid parallelization when the function
6117 Avoid parallelization when the preheader is IRREDUCIBLE.
6118 Try to optimize when estimated_loop_iterations_int is unresolved.
6119 Add the loop's location to the dump file.
6120 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6121 (gimple_duplicate_sese_tail): Remove the check for the latch.
6122 Redirect nexits to the exit block.
6123 Remove handling of the incoming edges to the latch.
6124 Redirect the backedge from the copied latch to the exit bb.
6126 2010-01-28 Michael Matz <matz@suse.de>
6129 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6130 Wrap force_reg into a sequence, emit it before user.
6132 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6134 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6136 (arm_legacy_rev): Likewise.
6137 (thumb_legacy_rev): Likewise.
6139 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6141 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6142 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6143 on MEM's address failed, try avoid_constant_pool_reference and
6144 recurse if it returned something different.
6145 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6146 address, try avoid_constant_pool_reference and recurse if it
6147 returned something different.
6148 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6149 address and avoid_constant_pool_reference returned something
6150 different, don't set have_address.
6152 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6155 * var-tracking.c (val_store): Add modified argument, obey it.
6157 (count_uses): Move down logging of main.
6158 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6159 don't need resolution.
6160 (emit_notes_in_bb): Likewise.
6162 2010-01-27 Richard Guenther <rguenther@suse.de>
6165 * tree-inline.c (remap_decl): Delay remapping of SSA name
6166 default definitions until we need them.
6168 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6170 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6171 (rs6000_delegitimize_address): New function.
6173 * config/s390/s390.c (s390_delegitimize_address): Call
6174 delegitimize_mem_from_attrs.
6177 * tree-inline.c (cannot_copy_type_1): Removed.
6178 (copy_forbidden): Don't forbid copying of functions containing
6179 records/unions with variable length fields.
6181 2010-01-27 Christian Bruel <christian.bruel@st.com>
6185 * config/sh/sh.c (find_barrier): Increase length for non delayed
6186 conditional branches.
6188 2010-01-27 Matthias Klose <doko@ubuntu.com>
6190 * configure.ac (gnu-unique-object): Fix ldd version check.
6191 * configure: Regenerate.
6193 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6195 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6197 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6198 Test for HAVE_GNU_AS value.
6200 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6202 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6203 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6204 INT64_TYPE): Define.
6205 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6206 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6207 INT_LEAST64_TYPE): Define.
6208 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6209 UINT_LEAST64_TYPE): Define.
6210 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6211 INT_FAST64_TYPE): Define.
6212 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6213 UINT_FAST64_TYPE): Define.
6214 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6215 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6216 (SIG_ATOMIC_TYPE): Define.
6218 2010-01-26 Richard Guenther <rguenther@suse.de>
6220 * df-scan.c (df_scan_set_bb_info): Remove assert.
6221 (df_insn_rescan_debug_internal): Merge asserts.
6222 (df_install_ref): Likewise.
6223 (df_mark_reg): Use bitmap_set_range.
6224 (df_hard_reg_used_p): Remove assert.
6225 (df_hard_reg_used_count): Likewise.
6227 2010-01-26 Richard Guenther <rguenther@suse.de>
6229 PR rtl-optimization/42685
6230 * web.c (web_main): Ignore DEBUG_INSNs.
6232 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6234 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6236 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6237 Fix types of fndecl and arglist parameters.
6239 2010-01-26 Richard Guenther <rguenther@suse.de>
6242 * tree-eh.c (unsplit_eh): Skip debug insns.
6244 2010-01-26 Richard Guenther <rguenther@suse.de>
6246 PR tree-optimization/42250
6247 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6249 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6252 * omp-low.c (expand_omp_sections): Only use single_pred if
6253 l2_bb is single_pred_p.
6255 2010-01-25 Christian Bruel <christian.bruel@st.com>
6258 * config/sh/sh.c (find_barrier): Increase length for non delayed
6259 conditional branches.
6260 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6262 2010-01-24 David S. Miller <davem@davemloft.net>
6264 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6265 define if not using GAS.
6266 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6267 Likewise. Delete SECTION_MERGE code, which is only applicable
6270 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6273 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6274 mangling of va_list in system headers.
6276 2010-01-23 Toon Moene <toon@moene.org>
6278 * tree-predcom.c (combine_chains): Return NULL, not false.
6280 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6282 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6283 initialization of variable res to agree with return type.
6285 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6287 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6288 * tree-sra.c: Add include of expr.h.
6290 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6292 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6293 insert the debug stmt on the single non-EH edge from the stmt.
6295 2010-01-22 Richard Henderson <rth@redhat.com>
6298 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6299 the RHS until after generate_subtree_copies has insertted its
6300 code before the current statement.
6302 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6304 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6306 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6308 2010-01-21 Martin Jambor <mjambor@suse.cz>
6310 PR tree-optimization/42585
6311 * tree-sra.c (struct access): New field grp_total_scalarization.
6312 (dump_access): Dump the new field.
6313 (should_scalarize_away_bitmap): New variable.
6314 (cannot_scalarize_away_bitmap): Likewise.
6315 (sra_initialize): Allocate new bitmaps.
6316 (sra_deinitialize): Free new bitmaps.
6317 (create_access_1): New function.
6318 (create_access): Parts moved to create_access_1.
6319 (type_consists_of_records_p): New function.
6320 (completely_scalarize_record): Likewise.
6321 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6322 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6323 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6325 (analyze_all_variable_accesses): Completely scalarize small eligible
6328 2010-01-21 Martin Jambor <mjambor@suse.cz>
6330 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6332 2010-01-21 Andrew Haley <aph@redhat.com>
6334 * gcc.c (process_command): Move lang_specific_driver before
6335 setting cc_libexec_prefix.
6337 2010-01-21 Richard Guenther <rguenther@suse.de>
6340 * fold-const.c (negate_expr_p): Pretend only negative
6341 real constants are easily negatable.
6343 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6344 Jason Merrill <jason@redhat.com>
6346 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6347 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6348 * calls.c (initialize argument_information): Handle it.
6349 * c-common.c (handle_transparent_union_attribute): Use new name.
6350 * c-decl.c (finish_struct): Ditto.
6351 * c-typeck.c (type_lists_compatible_p): Ditto.
6352 (convert_for_assignment): Use new name and also handle record.
6353 * function.c (aggregate_value_p): Handle it.
6354 (pass_by_reference): Ditto.
6355 (assign_parm_data_types): Ditto.
6356 * print-tree.c (print_node): Ditto.
6357 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6358 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6359 * tree.c (first_field): New fn.
6361 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6364 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6365 even when linking statically, for now.
6367 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6370 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6371 without a cselib val.
6372 (count_uses): Accept MO_VAL_SET with no val on stores.
6373 (add_stores): Likewise.
6375 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6377 * var-tracking.c (check_value_val): Add a compile time assertion.
6378 (dv_is_decl_p): Simplify.
6379 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6380 gcc_assert if ENABLE_CHECKING.
6382 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6385 * var-tracking.c: Include tree-flow.h.
6386 (mem_dies_at_call): New.
6387 (dataflow_set_preserve_mem_locs): Use it.
6388 (dataflow_set_remove_mem_locs): Likewise.
6389 (dump_var): Renamed from dump_variable. Adjust all callers.
6390 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6391 * Makefile.in (var-tracking.o): Adjust deps.
6393 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6395 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6397 2010-01-20 Richard Guenther <rguenther@suse.de>
6399 PR tree-optimization/42717
6400 * tree-ssa-dce.c (get_live_post_dom): Remove.
6401 (forward_edge_to_pdom): Take an arbitrary edge to copy
6402 degenerate PHI args from.
6403 (remove_dead_stmt): Use the first post-dominator even if it
6404 does not contain live statements as redirection destination.
6406 2010-01-20 Richard Guenther <rguenther@suse.de>
6408 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6410 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6412 * sel-sched.c (create_speculation_check): Remove set but not used
6414 (try_transformation_cache): Remove set but not used variable ds.
6415 (calculate_privileged_insns): Remove set but not used variables
6416 cur_insn and min_spec_insn.
6417 (find_best_expr): Remove set but not used variable avail_n.
6418 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6420 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6422 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6423 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6426 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6429 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6430 cpu types. Add support for *-sse3 cpu types.
6431 (x86_64-*-*): Ditto.
6433 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6436 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6437 argument, call initializer_constant_valid_p_1 instead of
6438 initializer_constant_valid_p, pass CACHE to it, return NULL
6439 immediately if first call returns NULL.
6440 (initializer_constant_valid_p_1): New function.
6441 (initializer_constant_valid_p): Use it.
6443 2010-01-20 Thomas Quinot <quinot@adacore.com>
6445 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6447 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6449 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6450 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6451 (loc_list_from_tree): Don't handle unsigned division. Handle
6452 signed modulo using DW_OP_{over,over,div,mul,minus}.
6453 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6454 modulo instead of signed.
6456 2010-01-20 DJ Delorie <dj@redhat.com>
6458 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6460 (h8300_emit_stack_adjustment): Propogate it.
6462 (h8300_expand_prologue): Likewise.
6463 (h8300_expand_epilogue): Likewise.
6465 2010-01-19 Michael Matz <matz@suse.de>
6467 PR tree-optimization/41783
6468 * tree-data-ref.c (toplevel): Include flags.h.
6469 (dump_data_dependence_relation): Also dump the inputs if the
6470 result will be unknown.
6471 (split_constant_offset_1): Look through some conversions.
6472 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6473 the offset from last element is too large.
6474 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6475 (reassociate_to_the_same_stmt): Handle vector registers.
6476 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6478 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6479 wide_prolog_niters argument, emit widening instructions.
6480 (vect_do_peeling_for_alignment): Adjust caller, use widened
6481 variant of the iteration cound.
6482 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6484 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6487 * config/arm/neon-testgen.m (emit_automatics): New parameter
6488 features. Adjust for Fixed_return_reg feature.
6489 (test_intrinsic): Call emit_automatics with new feature.
6490 * config/arm/neon.ml: Update copyright years.
6491 (features): New Fixed_return_reg feature.
6492 (ops): Update feature for Vget_low.
6494 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6496 PR tree-optimization/42719
6497 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6501 * fwprop.c (all_uses_available_at): Return false if def_set dest
6502 is a REG that is used in def_insn.
6504 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6506 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6508 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6511 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6513 * target.h (struct gcc_target) <secondary_reload>: Change type
6514 of last argument to secondary_reload_info *.
6516 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6519 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6520 memory references with unaligned offsets. Remove CQImode handling.
6521 (unaligned_memory_operand): Return 1 for memory references with
6522 unaligned offsets. Remove CQImode handling.
6524 2010-01-18 Richard Guenther <rguenther@suse.de>
6527 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6530 2010-01-18 Richard Guenther <rguenther@suse.de>
6532 PR tree-optimization/42781
6533 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6534 restrict processing only if the original variable was artificial.
6536 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6538 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6539 find number of popped argument bytes.
6541 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6542 Fix the text that describes the return value for invalid insns.
6544 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6546 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6547 Clarify what 'cost of the -dependence' is. Fix quoting.
6549 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6550 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6552 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6554 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6555 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6557 2010-01-17 Richard Guenther <rguenther@suse.de>
6560 * function.c (split_complex_args): Take a VEC to modify.
6561 (assign_parms_augmented_arg_list): Build a VEC instead of
6562 a chain of PARM_DECLs.
6563 (assign_parms_unsplit_complex): Take a VEC of arguments.
6564 Do not fixup unmodified parms.
6565 (assign_parms): Deal with the VEC.
6566 (gimplify_parameters): Likewise.
6568 2010-01-17 Richard Guenther <rguenther@suse.de>
6570 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6571 node existence check.
6572 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6573 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6574 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6575 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6576 (gimple_execute_on_growing_pred): Likewise.
6578 2010-01-17 Richard Guenther <rguenther@suse.de>
6580 PR tree-optimization/42773
6581 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6582 (compute_antic_aux): Likewise.
6583 (compute_partial_antic_aux): Likewise.
6585 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6588 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6591 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6593 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6596 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6597 Fix markup for strict argument.
6599 (TARGET_SCHED_REORDER2): Fix argument types.
6601 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6602 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6604 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6605 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6607 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6610 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6611 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6612 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6613 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6614 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6616 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6618 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6620 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6621 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6623 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6625 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6628 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6630 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6631 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6633 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6635 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6637 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6638 referring to it. Fix language.
6640 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6642 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6644 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6646 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6648 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6649 '@var{stream}. Remove stray 'and'.
6651 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6653 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6655 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6657 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6658 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6660 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6661 Fix description of return value.
6662 Rename argument "sz" to "len."
6664 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6665 Clarify meaning of 'true' return value.
6667 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6669 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6670 rep_mode versus mode_rep.
6672 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6674 (TARGET_BUILTIN_DECL): Fix name.
6676 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6678 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6680 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6682 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6684 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6686 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6689 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6690 Rename argument tm_fn to md_fn.
6692 (TARGET_OPTION_PRINT): Fix argument list.
6694 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6697 * config/i386/i386.c (ix86_fixup_binary_operands):
6698 Revert FMA4 fixup of operands.
6700 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6703 * Makefile.in (write_entries_to_file, install-plugin):
6704 Use \012 instead of \n with tr.
6706 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6708 * configure.ac (HAVE_AS_REF): New C macro.
6709 * configure: Regenerate.
6710 * config.in: Likewise.
6711 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6713 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6716 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6718 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6720 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6722 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6724 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6726 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6728 (TARGET_BINDS_LOCAL_P): Fix argument type.
6730 (TARGET_ASM_FILE_END): Use prototype.
6732 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6734 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6736 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6738 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6740 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6741 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6743 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6744 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6746 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6747 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6748 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6749 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6751 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6753 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6755 (TARGET_INIT_BUILTINS): Use prototype.
6757 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6758 Put 'const char *' in braces. Fix parameter types.
6759 (TARGET_INVALID_CONVERSION): Fix parameter types.
6760 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6761 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6763 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6766 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6768 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6770 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6772 * doc/tm.texi (TARGET_HELP): Fix return type.
6774 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6775 in braces. Fix argument types.
6777 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6779 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6781 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6783 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6784 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6786 (TARGET_MANGLE_TYPE): Fix argument types.
6788 (TARGET_IRA_COVER_CLASSES): Use prototype.
6790 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6792 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6794 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6796 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6798 (TARGET_CALLEE_COPIES): Fix argument types.
6800 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6802 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6804 (TARGET_FUNCTION_VALUE): Fix argument types.
6806 (TARGET_RETURN_IN_MSB): Fix argument type.
6808 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6810 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6812 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6814 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6815 agree with return type.
6817 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6819 2010-01-15 Jing Yu <jingyu@google.com>
6821 PR rtl-optimization/42691
6822 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6823 a pseudo to a constant and are merged, and adjust comments.
6825 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6827 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6829 2010-01-15 Richard Guenther <rguenther@suse.de>
6832 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6833 labels of computed or non-local gotos to the destination.
6834 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6835 landing pad label is the first label.
6837 2010-01-15 Richard Guenther <rguenther@suse.de>
6839 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6841 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6844 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6845 to allow generation of the xssqrtdp instruction on power7.
6846 (sqrtdf2_fpr): Ditto.
6848 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6851 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6852 functions with noreturn attribute.
6855 * varasm.c (declare_weak): Add weak attribute to decl if it
6856 doesn't have one already.
6857 (assemble_external): Only add decls to weak_decls if they also
6858 have weak attribute.
6860 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6862 * var-tracking.c (var_reg_delete): Don't delete the association
6863 between REGs and values or one-part variables if the register
6866 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6869 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6870 because its first operand is a non-localized variable.
6872 2010-01-14 Martin Jambor <mjambor@suse.cz>
6874 PR tree-optimization/42706
6875 * tree-sra.c (encountered_recursive_call): New variable.
6876 (encountered_unchangable_recursive_call): Likewise.
6877 (sra_initialize): Initialize both new variables.
6878 (callsite_has_enough_arguments_p): New function.
6879 (scan_function): Call decl and flags check only for IPA-SRA, check
6880 whether there is a recursive call and whether it has enough arguments.
6881 (all_callers_have_enough_arguments_p): New function.
6882 (convert_callers): Look for recursive calls only when
6883 encountered_recursive_call is set.
6884 (ipa_early_sra): Bail out either if
6885 !all_callers_have_enough_arguments_p or
6886 encountered_unchangable_recursive_call.
6888 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6890 * sel-sched.c: Add 2010 to copyright years.
6891 * sel-sched-ir.c: Likewise.
6892 * sel-sched-ir.h: Likewise.
6894 2010-01-14 Martin Jambor <mjambor@suse.cz>
6896 PR tree-optimization/42714
6897 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6898 constructors specially.
6900 2010-01-14 Andi Kleen <ak@linux.intel.com>
6902 * config/i386/drivers-i386.c (detect_caches_intel):
6903 Add l2sizekb parameter and fill in.
6904 (host_detect_local_cpu): Add l2sizekb, fill in.
6905 Add Atom small cache heuristic.
6907 2010-01-14 Andi Kleen <ak@linux.intel.com>
6909 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6910 Add level3 parameter and fill in.
6911 (detect_caches_intel): Handle level3 cache.
6913 2010-01-14 Andi Kleen <ak@linux.intel.com>
6915 * config/i386/drivers-i386.c (host_detect_local_cpu):
6916 Fix core duo detection.
6918 2010-01-14 Andi Kleen <ak@linux.intel.com>
6920 * config/i386/drivers-i386.c (host_detect_local_cpu):
6923 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6925 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6926 (rs6000_variable_issue_1): this. Use...
6927 (rs6000_variable_issue): here. Reimplement. Print debug info.
6929 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6931 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6932 sel_restore_notes. Update all callers. Call reemit_notes
6935 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6937 PR rtl-optimization/42246
6938 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6941 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6943 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6944 all successors is the same as number of successors in current region.
6946 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6948 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6949 to rename is not separable. Otherwise check that its LHS is not NULL.
6951 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6953 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6955 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6957 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6958 available registers when failed to discover LHS register class.
6959 Fix indentation. Update comment.
6961 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6962 Alexander Monakov <amonakov@ispras.ru>
6964 PR rtl-optimization/42389
6965 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6967 (advance_state_on_fence): Likewise.
6968 (sel_target_adjust_priority): Print debug output only when
6969 sched_verbose >= 4, not 2.
6970 (get_expr_cost): Do not issue all unique insns on the next cycle.
6971 (fill_insns): Initialize can_issue_more from the value saved
6973 * sel-sched-ir.c (flist_add): New parameter issue_more.
6974 Init FENCE_ISSUE_MORE with it.
6975 (merge_fences): Likewise.
6976 (init_fences): Update call to flist_add.
6977 (add_to_fences, add_clean_fence_to_fences)
6978 (add_dirty_fence_to_fences): Likewise.
6979 (move_fence_to_fences): Update call to merge_fences.
6980 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6982 * sel-sched-ir.h (struct _fence): New field issue_more.
6983 (FENCE_ISSUE_MORE): New accessor macro.
6985 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6987 PR rtl-optimization/42388
6988 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6989 that have no predecessors nor successors. Do not call move_bb_info
6990 for empty blocks outside of current region.
6992 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6994 PR rtl-optimization/42294
6995 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6996 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6997 originators' originators.
6999 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7001 PR rtl-optimization/39453
7002 PR rtl-optimization/42246
7003 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7005 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7007 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7008 Alexander Monakov <amonakov@ispras.ru>
7011 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7012 (maybe_tidy_empty_bb): ... here. Make static. Add new
7013 argument. Update all callers.
7014 (tidy_control_flow): ... and here. Recompute topological order
7015 of basic blocks in region if necessary.
7016 (sel_redirect_edge_and_branch): Change return type. Return true
7017 if topological order might have been invalidated.
7018 (purge_empty_blocks): Export and move from...
7019 * sel-sched.c (purge_empty_blocks): ... here.
7020 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7021 (maybe_tidy_empty_bb): Delete prototype.
7022 (purge_empty_blocks): Declare.
7024 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7026 PR rtl-optimization/42249
7027 * sel-sched.c (try_replace_dest_reg): When chosen register
7028 and original register is the same, do not bail out early, but
7029 still check all original insns for validity of replacing destination
7030 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7033 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7036 Port from no-undefined-overflow branch:
7037 2009-03-09 Richard Guenther <rguenther@suse.de>
7039 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7041 2010-01-14 Richard Guenther <rguenther@suse.de>
7044 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7046 2010-01-14 Ira Rosen <irar@il.ibm.com>
7048 PR tree-optimization/42709
7049 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7050 as scalar type in creation of constant vector operand.
7052 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7055 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7056 (check-parallel-%): Match `testsuite' directory component only
7059 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7061 PR translation/39521
7062 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7065 2010-01-13 Richard Guenther <rguenther@suse.de>
7067 PR tree-optimization/42730
7068 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7071 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7074 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7075 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7078 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7080 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7081 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7082 ___umulsi3_highpart.
7084 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7085 rather than schedule_insns if the pass is enabled.
7087 2010-01-13 Martin Jambor <mjambor@suse.cz>
7089 PR tree-optimization/42704
7090 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7093 2010-01-13 Martin Jambor <mjambor@suse.cz>
7095 PR tree-optimization/42703
7096 * tree-sra.c (analyze_access_subtree): Check that we can build a
7097 reference to the original data within the aggregate.
7099 2010-01-13 Richard Guenther <rguenther@suse.de>
7101 PR tree-optimization/42705
7102 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7104 2010-01-13 Richard Guenther <rguenther@suse.de>
7107 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7109 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7112 * var-tracking.c (values_to_unmark): New variable.
7113 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7114 values_to_unmark vector. Moved body to...
7115 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7116 instead queue it into values_to_unmark vector.
7117 (vt_find_locations): Free values_to_unmark vector.
7119 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7121 * config/s390/s390.c (override_options): Set
7122 default of max-pending-list-length to 256
7124 2010-01-13 Richard Guenther <rguenther@suse.de>
7127 * tree-pass.h (PROP_gimple_lcx): New.
7128 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7129 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7130 before the final cleanup_eh.
7131 (dump_properties): Dump PROP_gimple_lcx.
7132 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7133 (tree_lower_complex_O0): Remove.
7134 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7135 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7136 tree_lower_complex, schedule TODO_update_ssa.
7137 * lto-streamer-out.c (output_function): Stream the functions
7139 * lto-streamer-in.c (input_function): Likewise.
7140 (lto_read_body): Do not override them here.
7142 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7145 * c-typeck.c (build_c_cast): Fold value cast to union type before
7146 wrapping it in a CONSTRUCTOR.
7148 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7150 PR rtl-optimization/42699
7151 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7154 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7156 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7157 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7158 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7159 SUBTARGET_WARN_UNUSED_SPEC): ... here
7160 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7162 2010-01-12 Julian Brown <julian@codesourcery.com>
7164 * config/arm/neon-schedgen.ml (Utils): Don't try to
7165 open missing module.
7166 (find_with_result): New.
7168 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7171 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7172 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7174 PR tree-optimization/42645
7175 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7176 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7177 decl_map, set processing_debug_stmt to -1 and return name without
7180 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7182 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7183 binutils version, and reword target configuration description.
7185 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7187 * config/avr/avr.h (LINKER_NAME): Remove.
7189 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7192 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7193 that support VSX, warn for -mno-altivec if vsx is not disabled,
7196 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7197 Shujing Zhao <pearly.zhao@oracle.com>
7199 PR translation/42469
7200 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7201 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7202 character between option name and help text.
7203 * c.opt (imultilib): Likewise.
7205 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7207 * lto-streamer-out.c (output_unreferenced_globals): Output static
7210 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7212 PR rtl-optimization/42621
7213 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7214 optimizing for size.
7215 (duplicate_computed_gotos): Remove now-redundant check.
7217 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7220 * configure.ac: Save and restore LDFLAGS and LIBS
7221 * configure: Regenerate.
7223 2010-01-10 Richard Guenther <rguenther@suse.de>
7226 * builtins.c (fold_builtin_strlen): Add type argument and
7227 convert the resulting length to it.
7228 (fold_builtin_1): Adjust.
7230 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7232 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7233 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7235 (num_insns_constant_wide): Adjust for that change.
7237 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7240 * web.c (union_defs): Add used argument, to combine uses of
7242 (entry_register): Adjust type and tests of used argument.
7243 (web_main): Widen used for new use. Pass it to union_defs.
7244 * df.h (union_defs): Adjust prototype.
7246 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7249 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7250 uses in new incoming argument. Free body.
7251 (reset_debug_uses_in_loop): New.
7252 (analyze_insn_to_expand_var): Call the latter if the former found
7253 anything. Fix whitespace. Reject invalid dest overlaps before
7254 going through all insns in the loop.
7256 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7259 * haifa-sched.c (dying_use_p): Debug insns don't count.
7261 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7264 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7265 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7266 (verify_gimple_call): Reject LHS in noreturn calls.
7268 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7272 * tree-vect-loop-manip.c (adjust_info): New type.
7273 (adjust_vec): New pointer to vector.
7274 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7275 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7276 (slpeel_update_phis_for_duplicate_loop): Use them.
7277 (slpeel_update_phi_nodes_for_guard1): Likewise.
7278 (slpeel_update_phi_nodes_for_guard2): Likewise.
7279 (slpeel_tree_peel_loop_to_edge): Likewise.
7280 (vect_update_ivs_after_vectorizer): Likewise.
7282 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7284 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7285 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7287 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7289 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7290 bogus uninitialized warning.
7292 2010-01-09 Richard Guenther <rguenther@suse.de>
7295 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7296 the evolution is compatible with the initial condition.
7298 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7300 * gcc.c (process_command): Update copyright notice dates.
7301 * gcov.c (print_version): Likewise.
7302 * gcov-dump.c (print_version): Likewise.
7303 * mips-tfile.c (main): Likewise.
7304 * mips-tdump.c (main): Likewise.
7306 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7309 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7311 (rotlhi3_8): Delete.
7313 (rotlsi3_8): Delete.
7314 (rotlsi3_16): Delete.
7315 (rotlsi3_24): Delete.
7317 (*rotw<mode>3): New.
7318 (*rotb<mode>3): New.
7319 * config/avr/avr.c (avr_rotate_bytes): New function.
7320 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7322 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7325 * configure.ac: Modify -rdynamic check.
7326 * configure: Regenerate.
7328 2010-01-08 DJ Delorie <dj@redhat.com>
7330 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7331 register popping order.
7333 2010-01-08 Richard Guenther <rguenther@suse.de>
7336 * c.opt (fsigned-char): Also let LTO handle this option.
7337 (funsigned-char): Likewise.
7339 2010-01-07 Richard Guenther <rguenther@suse.de>
7341 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7342 (gimple_op): Likewise.
7343 (gimple_op_ptr): Likewise.
7344 (gimple_assign_set_lhs): Remove gcc_assert.
7345 (gimple_assign_set_rhs1): Likewise.
7346 (gimple_assign_set_rhs2): Likewise.
7347 (gimple_call_set_lhs): Likewise.
7348 (gimple_call_set_fn): Likewise.
7349 (gimple_call_set_fndecl): Likewise.
7350 (gimple_call_fndecl): Likewise.
7351 (gimple_call_return_type): Likewise.
7352 (gimple_call_set_chain): Likewise.
7353 (gimple_call_num_args): Likewise.
7354 (gimple_call_set_arg): Likewise.
7355 (gimple_cond_set_code): Likewise.
7356 (gimple_cond_set_lhs): Likewise.
7357 (gimple_cond_set_rhs): Likewise.
7358 (gimple_cond_set_true_label): Likewise.
7359 (gimple_cond_set_false_label): Likewise.
7360 (gimple_label_set_label): Likewise.
7361 (gimple_goto_set_dest): Likewise.
7362 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7363 (gimple_debug_bind_get_value): Likewise.
7364 (gimple_debug_bind_get_value_ptr): Likewise.
7365 (gimple_debug_bind_set_var): Likewise.
7366 (gimple_debug_bind_set_value): Likewise.
7367 (gimple_debug_bind_reset_value): Likewise.
7368 (gimple_debug_bind_has_value_p): Likewise.
7369 (gimple_return_retval_ptr): Remove gcc_assert.
7370 (gimple_return_retval): Likewise.
7371 (gimple_return_set_retval): Likewise.
7372 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7373 (safe_referenced_var_iterator): Remove.
7374 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7375 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7376 (fill_referenced_var_vec): Remove.
7377 (first_readonly_imm_use): Remove redundant gcc_assert.
7378 (phi_arg_index_from_use): Combine gcc_asserts.
7379 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7380 (first_imm_use_stmt): Remove redundant gcc_assert.
7381 * tree-cfg.c (verify_gimple_call): Verify function and chain
7382 operands. Verify arguments.
7383 (verify_types_in_gimple_stmt): Verify condition code and labels.
7385 2010-01-07 Richard Guenther <rguenther@suse.de>
7387 PR tree-optimization/42641
7388 * sese.c (rename_map_elt_info): Use the SSA name version, do
7391 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7393 PR tree-optimization/42625
7394 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7395 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7397 2010-01-07 Duncan Sands <baldrick@free.fr>
7399 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7401 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7404 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7405 note itself is not function_invariant_p.
7407 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7409 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7410 Do not add the DF_NOTE problem.
7411 * store-motion.c (execute_rtl_store_motion): Likewise.
7413 2010-01-07 Martin Jambor <mjambor@suse.cz>
7415 PR tree-optimization/42157
7416 * tree-sra.c (compare_access_positions): Stabilize sort if both
7417 accesses have integer types, return zero immediately if they are the
7420 2010-01-06 Richard Henderson <rth@redhat.com>
7423 * haifa-sched.c (add_to_note_list): Merge into ...
7424 (concat_note_lists): ... here, and ...
7425 (unlink_other_notes, rm_other_notes): Merge into...
7426 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7427 NOTE_INSN_EPILOGUE_BEG.
7429 2010-01-06 Richard Guenther <rguenther@suse.de>
7431 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7432 not inline regular functions into always-inline functions.
7434 2010-01-06 Nick Clifton <nickc@redhat.com>
7436 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7437 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7439 (OVERRIDE_OPTIONS): Delete.
7440 (OPTIMIZATION_OPTIONS): Define.
7441 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7442 * config/rx/rx.c (rx_handle_option): Issue an error message if
7443 -mcpu=rx200 and -fpu are used together.
7444 (rx_set_optimization_options): New function. Issue an error
7445 message if an optimization attribute attempts to reset the FPU/
7446 math optimization pairing.
7447 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7448 * config/rx/rx.opt: Set the default to 32-bit doubles.
7449 * config/rx/t-rx: Add multilibs for -nofpu option.
7450 * doc/invoke.texi: Update documentation of RX options.
7452 2010-01-06 Richard Guenther <rguenther@suse.de>
7454 * tree-ssa-pre.c (name_to_id): New global.
7455 (alloc_expression_id): Simplify SSA name handling.
7456 (lookup_expression_id): Likewise.
7457 (init_pre): Zero name_to_id.
7458 (fini_pre): Free it.
7460 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7462 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7464 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7467 * config/i386/sse.md (smaxv2di3): New.
7468 (umaxv2di3): Likewise.
7469 (sminv2di3): Likewise.
7470 (uminv2di3): Likewise.
7472 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7475 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7476 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7477 (legitimize_tls_address): Likewise.
7478 (sparc_tls_referenced_p): Likewise.
7479 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7480 and adjust calls to legitimize_pic_address.
7481 (legitimate_constant_p) Use sparc_tls_referenced_p.
7482 (legitimate_pic_operand_p): Likewise.
7483 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7484 (sparc_tls_symbol_ref_1): Delete.
7485 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7486 (legitimize_tls_address): Make static, handle CONST patterns.
7487 (legitimize_pic_address): Make static, remove unused parameter and
7488 adjust recursive calls.
7489 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7490 and adjust call to legitimize_pic_address.
7491 (sparc_output_mi_thunk): Likewise.
7493 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7494 H.J. Lu <hongjiu.lu@intel.com>
7497 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7498 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7499 operands to make them signed.
7502 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7505 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7506 GTU to GT for V4SI and V2DI.
7508 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7509 (umin<mode>3): Removed.
7511 (uminv4si3): Likewise.
7513 2010-01-05 Martin Jambor <mjambor@suse.cz>
7515 PR tree-optimization/42462
7516 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7517 current_function_decl to helper functions and macros.
7519 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7522 * flags.h: Don't include real.h.
7523 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7524 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7525 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7526 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7527 * dominance.c: Update copyright.
7528 * gimple.c (walk_gimple_op): Remove inline.
7529 * tree-ssa-reassoc.c: Include real.h.
7530 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7531 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7533 2010-01-05 Nick Clifton <nickc@redhat.com>
7535 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7536 register to push into the stack frame when the accumulator has to
7537 be saved during interrupts.
7539 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7541 * doc/invoke.texi: Remove the documentation about option
7543 * common.opt (Wunreachable-code): Preserved for backward
7545 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7546 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7547 the backward compatibility flag section.
7549 2010-01-05 Richard Guenther <rguenther@suse.de>
7551 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7553 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7556 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7558 PR tree-optimization/42508
7559 * tree-sra.c (convert_callers): Check for recursive call
7560 by comparing cgraph nodes instead of decls.
7561 (modify_function): Call ipa_modify_formal_parameters also
7562 on all same_body aliases.
7564 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7565 cgraph nodes when checking for same_body aliases.
7567 2010-01-05 Richard Guenther <rguenther@suse.de>
7569 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7570 allocation and lookup.
7571 (get_or_alloc_expr_for_constant): Likewise.
7572 (phi_translate): Sink allocation.
7574 2010-01-04 Richard Guenther <rguenther@suse.de>
7576 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7577 a new entry only if needed.
7578 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7579 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7581 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7583 (phi_translate): Handle CONSTANTs early.
7585 2010-01-04 Martin Jambor <mjambor@suse.cz>
7587 PR tree-optimization/42398
7588 * tree-sra.c (struct access): Removed flag grp_different_types.
7589 (dump_access): Do not dump the removed flag.
7590 (sort_and_splice_var_accesses): Do not set the removed flag.
7591 (sra_modify_expr): Check for type compatibility directly.
7593 2010-01-04 Martin Jambor <mjambor@suse.cz>
7595 PR tree-optimization/42366
7596 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7597 edges with variable number of parameters.
7598 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7599 flag instead of asserting it.
7600 (ipa_read_node_info): Read uses_analysis_done flag.
7602 2010-01-04 Richard Guenther <rguenther@suse.de>
7604 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7605 iterative_hash_* as intended.
7606 (vn_reference_compute_hash): Likewise. Simplify hashing
7608 (vn_reference_lookup_2): Likewise.
7609 (vn_nary_op_compute_hash): Likewise.
7610 (vn_phi_compute_hash): Likewise.
7611 (expressions_equal_p): Remove strange code.
7612 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7613 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7614 (bitmap_insert_into_set_1): Take value-id as parameter.
7615 (add_to_value): Pass it.
7616 (bitmap_insert_into_set): Likewise.
7617 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7619 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7622 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7623 (do_self_spec): For switches with SWITCH_IGNORE set set also
7624 SWITCH_IGNORE_PERMANENTLY.
7625 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7628 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7630 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7631 tree of an unreferenced global var.
7633 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7636 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7637 GTU to GT for V4SI and V2DI.
7639 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7640 (umin<mode>3): Removed.
7642 (uminv4si3): Likewise.
7644 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7647 * collect2.c (main): Turn on trace in collect2 if -v is passed
7650 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7652 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7653 description of expression operand.
7655 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7657 * configure.ac: Add install-html to target_list for Make-hooks.
7658 * configure: Regenerate.
7659 * fortran/Make-lang.in (F95_HTMLFILES): New.
7660 (fortran.html): Use it.
7661 (fortran.install-html): New.
7662 * Makefile.in (install-html): Add lang.install-html.
7663 * java/Make-lang.in (JAVA_HTMLFILES): New.
7664 (java.html): Use it.
7665 (java.install-html): New.
7666 * objc/Make-lang.in (objc.install-html): New.
7667 * objcp/Make-lang.in (obj-c++.install-html): New.
7668 * cp/Make-lang.in (c++.install-html): New.
7669 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7670 * lto/Make-lang.in (lto.install-html): New.
7672 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7675 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7677 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7679 PR rtl-optimization/41862
7680 * store-motion.c (store_killed_in_insn, compute_store_table,
7681 remove_reachable_equiv_notes, replace_store_insn,
7682 build_store_vectors): Ignore all DEBUG_INSNs.
7684 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7687 * common.opt: Add dumpdir.
7689 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7691 (option_map): Add --dumpdir.
7693 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7695 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7697 * opts.c (decode_options): Try dump_dir_name first if
7698 dump_base_name isn't an absolute path.
7699 (common_handle_option): Handle OPT_dumpdir.
7701 * toplev.c (dump_dir_name): New.
7702 (print_switch_values): Also ignore -dumpdir.
7704 * toplev.h (dump_dir_name): New.
7706 2010-01-03 Richard Guenther <rguenther@suse.de>
7708 PR tree-optimization/42589
7709 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7710 double-word expansion of bswap32.
7712 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7714 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7715 with BLOCK_FOR_INSN.
7716 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7717 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7718 noce_process_if_block): Likewise.
7719 * gcse.c (compute_local_properties, insert_expr_in_table,
7720 insert_set_in_table, canon_list_insert, find_avail_set,
7721 pre_insert_copy_insn): Likewise.
7723 * basic-block.h (BLOCK_NUM): Move from here...
7724 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7726 2010-01-03 Richard Guenther <rguenther@suse.de>
7728 PR tree-optimization/42438
7729 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7730 contains_may_not_return_call flag.
7731 (BB_MAY_NOTRETURN): New.
7732 (valid_in_sets): Trapping nary operations are not valid
7733 in blocks that may not return.
7734 (insert_into_preds_of_block): Remove check for trapping expressions.
7735 (compute_avail): Compute also BB_MAY_NOTRETURN.
7737 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7739 * doc/invoke.texi: Add 2010 to copyright years.
7741 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7743 * config/sparc/sparc.c: Fix formatting nits.
7745 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7746 Alexander Monakov <amonakov@ispras.ru>
7748 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7750 2010-01-02 Richard Guenther <rguenther@suse.de>
7753 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7754 (simplify_switch_using_ranges): Mark to be removed edges
7757 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7759 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7761 * collect2.c (scan_libraries): Add missing argument in call to
7764 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7767 * config/alpha/predicates.md (aligned_memory_operand): Return false
7769 (unaligned_memory_operand): Return true for CQImode.
7770 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7771 doesn not cross aligned SImode word boundary.
7773 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7775 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7777 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7778 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7780 2010-01-02 Richard Guenther <rguenther@suse.de>
7783 * toplev.c (compile_file): Emit LTO marker properly. Change
7785 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7787 2010-01-01 Richard Guenther <rguenther@suse.de>
7790 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7792 2010-01-01 Richard Guenther <rguenther@suse.de>
7795 * c-decl.c (grokdeclarator): For zero-size arrays force
7796 structural equality checks as layout_type does.
7798 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7800 * builtins.c: Update copyright to 2010.
7802 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7805 * lto-streamer-out.c (produce_asm): Revert the last change.
7806 (copy_function): Likewise.
7808 * lto-streamer.c (lto_get_section_name): Skip any leading
7811 2010-01-01 Richard Guenther <rguenther@suse.de>
7814 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7818 Copyright (C) 2010 Free Software Foundation, Inc.
7820 Copying and distribution of this file, with or without modification,
7821 are permitted in any medium without royalty provided the copyright
7822 notice and this notice are preserved.