1 2010-04-29 Jan HUbicka <jh@suse.cz>
3 * gengtype.c (open_base_files): Add lto-streamer.h
4 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
5 (pass_ipa_cp): GGC collect.
6 * toplev. (compile_file): Do not output symbols.
7 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
8 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
9 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
10 * lto-section-in.c: Include ggc.h
11 (lto_new_in_decl_state): Alloc in GGC.
12 (lto_delete_in_decl_state): Likewise.
13 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect.
15 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
18 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
19 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
20 (HONOR_REG_ALLOC_ORDER): Describe new macro.
21 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
22 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
23 account only if HONOR_REG_ALLOC_ORDER is not defined.
24 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
25 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
27 2010-04-29 Jon Grant <04@jguk.org>
29 * collect2.c (vflag): Change type from int to bool.
31 (helpflag): New global bool.
32 (main): Set vflag and debug with boolean, not integer truth
33 values. Accept new "--help" option and output usage text if
35 * collect2.h (vflag): Update prototype.
38 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
41 * plugin.h (flag_plugin_added): Moved out of
42 invoke_plugin_callbacks.
44 2010-04-29 Richard Guenther <rguenther@suse.de>
47 * plugin.h (invoke_plugin_callbacks): Annotate arguments
48 with ATTRIBUTE_UNUSED.
50 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
53 * config/i386/i386.c (get_some_local_dynamic_name): Replace
54 INSN_P with NONDEBUG_INSN_P.
55 (distance_non_agu_define): Likewise.
56 (distance_agu_use): Likewise.
58 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
60 From Dominique d'Humieres <dominiq@lps.ens.fr>
62 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
65 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
67 * plugin.h (invoke_plugin_callbacks): New inline function.
68 * plugin.c (flag_plugin_added): New global flag.
69 (add_new_plugin): Initialize above flag.
70 (invoke_plugin_callbacks): Rename to ...
71 (invoke_plugin_callbacks_full): ... this.
73 2010-04-28 Jan Hubicka <jh@suse.cz>
75 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
76 (lto_varpool_replace_node): New.
77 (lto_symtab_resolve_symbols): Resolve varpool nodes.
78 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
79 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
80 * cgraph.h (varpool_node_ptr): New type.
81 (varpool_node_ptr): New vector.
82 (varpool_node_set_def): New structure.
83 (varpool_node_set): New type.
84 (varpool_node_set): New vector.
85 (varpool_node_set_element_def): New structure.
86 (varpool_node_set_element, const_varpool_node_set_element): New types.
87 (varpool_node_set_iterator): New type.
88 (varpool_node): Add prev pointers, add used_from_other_partition,
90 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
91 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
92 varpool_get_node, varpool_remove_node): Declare.
93 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
94 varpool_node_set_size): New inlines.
95 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
96 * tree-pass.h (varpool_node_set_def): Forward declare.
97 (ipa_opt_pass_d): Summary writting takes vnode sets too.
98 (ipa_write_optimization_summaries): Update prototype.
99 * ipa-cp.c (ipcp_write_summary): Update.
100 * ipa-reference.c (ipa_reference_write_summary): Update.
101 * lto-cgraph.c (lto_output_varpool_node): New static function.
102 (output_varpool): New function.
103 (input_varpool_node): New static function.
104 (input_varpool_1): New function.
105 (input_cgraph): Input varpool.
106 * ipa-pure-const.c (pure_const_write_summary): Update.
107 * lto-streamer-out.c (lto_output): Update, output varpool too.
108 (write_global_stream): Kill WPA hack.
109 (produce_asm_for_decls): Update.
110 (output_alias_pair_p): Handle variables.
111 (output_unreferenced_globals): Output only needed partition of varpool.
112 * ipa-inline.c (inline_write_summary): Update.
113 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
114 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
115 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
116 varpool_node_set_new, varpool_node_set_add,
117 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
118 debug_varpool_node_set): New functions.
119 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
120 (execute_one_pass): Process new decls too.
121 (ipa_write_summaries_2): Pass around vsets.
122 (ipa_write_summaries_1): Likewise.
123 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
125 (ipa_write_optimization_summaries_1): Pass around vsets.
126 (ipa_write_optimization_summaries): Likewise.
127 * varpool.c (varpool_get_node): New.
128 (varpool_node): Update doubly linked lists.
129 (varpool_remove_node): New.
130 (dump_varpool_node): More dumping.
131 (varpool_enqueue_needed_node): Update doubly linked lists.
132 (decide_is_variable_needed): Kill ltrans hack.
133 (varpool_finalize_decl): Kill lto hack.
134 (varpool_assemble_decl): Skip decls in other partitions.
135 (varpool_assemble_pending_decls): Update doubly linkes lists.
136 (varpool_empty_needed_queue): Likewise.
137 (varpool_extra_name_alias): Likewise.
138 * lto-streamer.c (lto_get_section_name): Add vars section.
139 * lto-streamer.h (lto_section_type): Update.
140 (output_varpool, input_varpool): Declare.
142 2010-04-28 Mike Stump <mikestump@comcast.net>
144 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
146 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
148 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
149 record or union type with RECORD_OR_UNION_TYPE_P predicate.
150 (lto_input_ts_type_tree_pointers): Likewise.
151 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
152 (lto_output_ts_type_tree_pointers): Likewise.
154 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
156 Uniquization of constants at the Tree level
157 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
158 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
160 (tree_output_constant_def): Declare.
161 * gimplify.c (gimplify_init_constructor): When using block copy, first
162 uniquize the constant constructor on the RHS.
163 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
164 DECL_IN_CONSTANT_POOL flag.
165 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
166 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
168 (assemble_variable): Deal with symbols belonging to the tree constant
170 (get_constant_section): Add ALIGN parameter and simplify.
171 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
172 (assemble_constant_contents): Use the expression of the VAR_DECL.
173 (output_constant_def_contents): Use the alignment of the VAR_DECL.
174 (tree_output_constant_def): New global function.
175 (mark_constant): Use the expression of the VAR_DECL.
176 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
178 (output_object_block): Likewise and assemble the expression.
180 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
182 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
183 hash_tree, eq_tree): New tree hash table.
184 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
185 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
186 lto_orig_address_remove): Reimplement.
188 2010-04-28 Xinliang David Li <davidxl@google.com>
191 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
192 (compute_uninit_opnds_pos): New function.
193 (is_non_loop_exit_postdominating): New function.
194 (compute_control_dep_chain): New function.
195 (find_pdom): New function.
196 (convert_control_dep_chain_into_preds): New function.
197 (find_predicates): New function.
198 (find_control_equiv_block): New function.
199 (collect_phi_def_edges): New function.
200 (find_def_preds): New function.
201 (find_dom): New function.
202 (dump_predicates): New function.
203 (get_cmp_code): New function.
204 (is_value_included_in): New function.
205 (find_matching_predicate_in_rest_chains): New function.
206 (use_pred_not_overlap_with_undef_path_pred): New function.
207 (is_use_properly_guarded): New function.
208 (normalize_cond_1): New function.
209 (is_and_or_or): New function.
210 (normalize_cond): New function.
211 (is_gcond_subset_of): New function.
212 (is_subset_of_any): New function.
213 (is_or_set_subset_of): New function.
214 (is_and_set_subset_of): New function.
215 (is_norm_cond_subset_of): New function.
216 (is_pred_expr_subset_of): New function.
217 (is_pred_chain_subset_of): New function.
218 (is_included_in): New function.
219 (is_superset_of): New function.
220 (find_uninit_use): New function.
221 (warn_uninitialized_phi): New function.
222 (compute_possibly_undefined_names): New function.
223 (ssa_undefined_value_p): New function.
224 (execute_late_warn_uninitialized): New function.
225 * tree-ssa.c (ssa_undefined_value_p): Removed.
226 (warn_uninit): Changed to extern.
227 (warn_uninitialized_phi): Removed.
228 (warn_uninitialized_vars): Changed to extern.
229 (execute_late_warn_uninitialized): Removed
230 * tree-flow.h: Add new prototypes.
231 * timevar.def: Add new time variable.
232 * Makefile.in: Add new build file.
234 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
236 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
239 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
242 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
244 2010-04-28 Martin Jambor <mjambor@suse.cz>
246 * cgraph.h (struct cgraph_node): New field indirect_calls.
247 (struct cgraph_indirect_call_info): New type.
248 (struct cgraph_edge): Removed field indirect_call. New fields
249 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
250 (cgraph_create_indirect_edge): Declare.
251 (cgraph_make_edge_direct): Likewise.
252 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
253 * ipa-prop.h (struct ipa_param_call_note): Removed.
254 (struct ipa_node_params): Removed field param_calls.
255 (ipa_create_all_structures_for_iinln): Declare.
256 * cgraph.c: Described indirect edges and uids in initial comment.
257 (cgraph_add_edge_to_call_site_hash): New function.
258 (cgraph_edge): Search also among the indirect edges, use
259 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
260 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
261 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
263 (initialize_inline_failed): Assign a reason to indirect edges.
264 (cgraph_create_edge_1): New function.
265 (cgraph_create_edge): Moved some functionality to
266 cgraph_create_edge_1.
267 (cgraph_create_indirect_edge): New function.
268 (cgraph_edge_remove_callee): Add an assert checking for
270 (cgraph_edge_remove_caller): Special-case indirect edges.
271 (cgraph_remove_edge): Likewise.
272 (cgraph_set_edge_callee): New function.
273 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
274 (cgraph_make_edge_direct): New function.
275 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
276 the declaration of the call statement matches.
277 (cgraph_node_remove_callees): Special-case indirect edges.
278 (cgraph_clone_edge): Likewise.
279 (cgraph_clone_node): Clone also the indirect edges.
280 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
281 indirect_call, dump count of indirect_calls edges.
282 * ipa-prop.c (iinlining_processed_edges): New variable.
283 (ipa_note_param_call): Create indirect edges instead of
284 creating notes. New parameter node.
285 (ipa_analyze_call_uses): New parameter node, pass it on to
287 (ipa_analyze_stmt_uses): Likewise.
288 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
289 (print_edge_addition_message): Work on edges rather than on notes.
290 (update_call_notes_after_inlining): Likewise, renamed to
291 update_indirect_edges_after_inlining.
292 (ipa_create_all_structures_for_iinln): New function.
293 (ipa_free_node_params_substructures): Do not free notes.
294 (ipa_edge_duplication_hook): Propagate bits within
295 iinlining_processed_edges bitmap.
296 (ipa_node_duplication_hook): Do not duplicate notes.
297 (free_all_ipa_structures_after_ipa_cp): Renamed to
298 ipa_free_all_structures_after_ipa_cp.
299 (free_all_ipa_structures_after_iinln): Renamed to
300 ipa_free_all_structures_after_iinln.g
301 (ipa_write_param_call_note): Removed.
302 (ipa_read_param_call_note): Removed.
303 (ipa_write_indirect_edge_info): New function.
304 (ipa_read_indirect_edge_info): Likewise.
305 (ipa_write_node_info): Do not stream notes, do stream information
307 (ipa_read_node_info): Likewise.
308 (lto_ipa_fixup_call_notes): Removed.
309 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
310 * ipa-inline.c (pass_ipa_inline): Likewise.
311 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
312 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
313 * tree-inline.c (copy_bb): Removed an unnecessary double check for
315 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
317 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
318 (output_cgraph): Stream also indirect edges.
319 (lto_output_edge): Added capability to stream indirect edges.
320 (input_edge): Likewise.
321 (input_cgraph_1): Likewise.
322 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
325 2010-04-28 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/43879
328 PR tree-optimization/43909
329 * tree-ssa-structalias.c (struct variable_info): Add
330 only_restrict_pointers flag.
331 (new_var_info): Initialize it. Increment stats.total_vars here.
332 (create_function_info_for): Do not increment stats.total_vars
334 (get_function_part_constraint): Fix build with C++.
335 (insert_into_field_list): Remove.
336 (push_fields_onto_fieldstack): Properly merge fields.
337 (create_variable_info_for): Split and simplify.
338 (create_variable_info_for_1): New piece.
339 (intra_create_variable_infos): Properly make restrict constraints
342 2010-04-28 Richard Guenther <rguenther@suse.de>
345 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
348 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
349 Jan Hubicka <hubicka@ucw.cz>
351 * doc/invoke.texi (-Wsuggest-attribute=const,
352 -Wsuggest-attribute=pure): Document.
353 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
354 (function_always_visible_to_compiler_p,
355 suggest_attribute, warn_function_pure, warn_function_const):
357 (check_call): Improve debug info.
358 (analyze_function): Do not check availability.
359 (add_new_function): Check availability.
360 (propagate): Output warnings.
361 (skip_function_for_local_pure_const): New function.
362 (local_pure_const): Use it; output warnings.
363 * common.opt (Wsuggest-attribute=const,
364 Wsuggest-attribute=pure): New.
366 2010-04-27 Jakub Jelinek <jakub@redhat.com>
368 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
369 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
370 or DW_CFA_def_cfa_offset{,_sf}.
372 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
374 * tree.h: Fix truncated long macros.
376 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
378 * collect2.c (TARGET_64BIT): Redefine to target's default.
380 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
381 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
382 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
383 for underscoring __USER_LABEL_PREFIX__.
384 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
385 (SUB_LINK_ENTRY32): New.
386 (SUB_LINK_ENTRY64): New.
387 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
388 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
389 (SUB_LINK_ENTRY64): New.
390 (SUB_LINK_ENTRY): New.
391 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
392 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
393 x64 target is choosen.
394 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
395 * configure: Regenerated.
396 * configure.ac (leading-mingw64-underscores): Option added.
398 2010-04-27 Jan Hubicka <jh@suse.cz>
400 * doc/invoke.texi (-fipa-profile): Document.
401 * opts.c (decode_options): Enable ipa-profile at -O1.
402 * timevar.def (TV_IPA_PROFILE): Define.
403 * common.opt (fipa-profile): Add.
404 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
406 (cgraph_propagate_frequency): Handle only local ones.
407 * tree-pass.h (pass_ipa_profile): Declare.
408 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
409 (pass_ipa_profile): Use TV_IPA_PROFILE.
410 * ipa.c (ipa_profile): New function.
411 (gate_ipa_profile): Likewise.
412 (pass_ipa_profile): New global variable.
413 * passes.c (pass_ipa_profile): New.
415 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
417 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
419 2010-04-27 Martin Jambor <mjambor@suse.cz>
422 * ipa.c (dissolve_same_comdat_group_list): New function.
423 (function_and_variable_visibility): Call
424 dissolve_same_comdat_group_list when comdat group contains external or
426 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
427 lists are circular and that they contain only DECL_ONE_ONLY nodes.
429 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
431 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
432 (const_hash_1) <VECTOR_CST>: New case.
433 (compare_constant) <VECTOR_CST>: Likewise.
434 <ADDR_EXPR>: Deal with LABEL_REFs.
435 (copy_constant) <VECTOR_CST>: New case.
437 2010-04-27 Jan Hubicka <jh@suse.cz>
439 * cgraph.c (cgraph_propagate_frequency): New function.
440 * cgraph.h (cgraph_propagate_frequency): Declare.
441 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
442 cgraph_propagate_frequency.
444 2010-04-27 Jakub Jelinek <jakub@redhat.com>
446 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
448 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
451 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
452 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
453 here to determine which regs to push and how much stack to reserve.
455 2010-04-27 Jie Zhang <jie@codesourcery.com>
457 * doc/gimple.texi (gimple_statement_with_ops): Remove
458 addresses_taken field.
459 (gimple_statement_with_memory_ops): Likewise.
461 2010-04-27 Jan Hubicka <jh@suse.cz>
463 * tree-inline.c (eni_inlining_weights): Remove.
464 (estimate_num_insns): Special case more builtins.
466 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
469 * c-typeck.c (build_binary_op): Move forward check for comparison
470 pointer with null pointer constant and adjust the diagnostic message.
472 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
475 * configure.ac (gcc_cv_as_section_has_align): Set if installed
476 binutils supports extended .section directive needed by LTO, or
477 warn if older binutils found.
478 (LTO_BINARY_READER): New AC_SUBST'd variable.
479 (LTO_USE_LIBELF): Likewise.
480 * gcc/config.gcc (lto_binary_reader): New target-specific configure
482 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
483 (LTO_USE_LIBELF): Likewise.
484 * configure: Regenerate.
486 * collect2.c (is_elf): Rename from this ...
487 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
488 object files in addition to ELF-formatted ones.
489 (scan_prog_file): Caller updated. Also allow for LTO info marker
490 symbol to be prefixed or not by an extra underscore.
492 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
493 * config/i386/winnt.c: Also #include lto-streamer.h
494 (i386_pe_asm_named_section): Specify 1-byte section alignment for
496 (i386_pe_asm_output_aligned_decl_common): Add comment.
497 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
499 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
502 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
503 Add missing earlyclobber for second alternative.
505 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
507 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
508 bits for artificial defs at the top of the block.
509 * fwprop.c (single_def_use_enter_block): Don't call it.
511 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
514 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
515 instead of "$gcc_cv_objdump -T".
516 Use "-undefined dynamic_lookup" on darwin.
517 * gcc/configure: Regenerate.
519 2010-04-26 Jakub Jelinek <jakub@redhat.com>
522 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
524 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
526 * c-parser.c (struct c_token): Move location field up.
527 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
528 (struct c_declspecs): Convert typespec_word, storage_class, and
529 default_int_p into bitfields.
530 (struct c_declarator): Move loc field up.
532 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
534 * cfgloop.h (struct loop): Move can_be_parallel field up.
535 * ipa-prop.h (struct ip_node_params): Move bitfields up.
536 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
538 (struct iv_cand): Convert pos field into a bitfield.
539 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
541 (struct _stmt_vec_info): Shuffle fields for better packing.
543 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
545 * varasm.c (IN_NAMED_SECTION): Remove guard.
546 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
547 (IN_NAMED_SECTION_P): ...this.
548 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
549 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
551 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
553 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
554 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
555 of shadowing it. Fix comments.
557 2010-04-26 Jan Hubicka <jh@suse.cz>
559 * cgraph.c (cgraph_create_node): Set node frequency to normal.
560 (cgraph_clone_node): Copy function frequency.
561 * cgraph.h (node_frequency): New enum
562 (struct cgraph_node): Add.
563 * final.c (rest_of_clean_state): Update.
564 * lto-cgraph.c (lto_output_node): Output node frequency.
565 (input_overwrite_node): Input node frequency.
566 * tre-ssa-loop-ivopts (computation_cost): Update.
567 * lto-streamer-out.c (output_function): Do not output function
569 * predict.c (maybe_hot_frequency_p): Update and handle functions
571 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
573 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
574 (compute_function_frequency): Set noreturn functions to be executed
576 (choose_function_section): Update.
577 * lto-streamer-in.c (input_function): Do not input function frequency.
578 * function.c (allocate_struct_function): Do not initialize function
580 * function.h (function_frequency): Remove.
581 (struct function): Remove function frequency.
582 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
583 (try_update): Update.
584 * tree-inline.c (initialize_cfun): Do not update function frequency.
585 * passes.c (pass_init_dump_file): Update.
586 * i386.c (ix86_compute_frame_layout): Update.
587 (ix86_pad_returns): Update.
589 2010-04-26 Jie Zhang <jie@codesourcery.com>
591 PR tree-optimization/43833
592 * tree-vrp.c (range_int_cst_p): New.
593 (range_int_cst_singleton_p): New.
594 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
595 when both operands are constants. Use range_int_cst_p in
598 2010-04-26 Jan Hubicka <jh@suse.cz>
600 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
602 2010-04-26 Richard Guenther <rguenther@suse.de>
605 * gimple.c (gimple_decl_printable_name): Deal gracefully
606 with a NULL DECL_NAME.
608 2010-04-26 Richard Guenther <rguenther@suse.de>
611 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
612 if emitting debug information and it is either a function
615 2010-04-26 Ira Rosen <irar@il.ibm.com>
617 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
618 determine if the statement is vectorizable, and a macro to access it.
619 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
620 Skip statements that can't be vectorized. If the analysis fails,
621 mark the statement as unvectorizable if vectorizing basic block.
622 (vect_compute_data_refs_alignment): Likewise.
623 (vect_verify_datarefs_alignment): Skip statements marked as
624 unvectorizable. Add print.
625 (vect_analyze_group_access): Skip statements that can't be
626 vectorized. If the analysis fails, mark the statement as
627 unvectorizable if vectorizing basic block.
628 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
629 * tree-vect-stmts.c (vectorizable_store): Fix the number of
630 generated stmts for SLP.
631 (new_stmt_vec_info): Initialize the new field.
632 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
633 statements marked as unvectorizable.
635 2010-04-25 Joseph Myers <joseph@codesourcery.com>
637 * c-common.c (flag_isoc1x): New.
638 (flag_isoc99): Update comment.
639 * c-common.h (flag_isoc1x): New.
640 (flag_isoc99): Update comment.
641 * c-cppbuiltin.c (builtin_define_float_constants): Also define
642 __<type>_DECIMAL_DIG__.
643 * c-opts.c (set_std_c1x): New.
644 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
645 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
646 * c.opt (-std=c1x, -std=gnu1x): New options.
647 * doc/cpp.texi: Mention -std=c1x.
648 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
649 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
650 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
651 * doc/standards.texi: Mention C1X.
652 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
653 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
654 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
657 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
659 * config/i386/gmon-sol2.c (_mcleanup): Change format string
660 placeholder from 0x%x to %#x.
661 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
662 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
663 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
664 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
665 * config/i386/i386.c (ix86_target_string): Ditto.
666 (output_pic_addr_const): Ditto.
667 (print_operand): Ditto.
669 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
671 * combine.c (find_split_point): Add third argument. Use it
672 to find nested multiply-accumulate instructions. Adjust calls.
673 (try_combine): Adjust call to find_split_point.
675 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
677 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
679 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
681 PR tree-optimization/41442
682 * fold-const.c (merge_truthop_with_opposite_arm): New function.
683 (fold_binary_loc): Call it.
685 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
687 * toplev.c (general_init): Set default for fdiagnostics-show-option.
688 * opts.c (common_handle_option): Allow disabling it.
689 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
691 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
693 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
694 between modes if both types are integral.
696 2010-04-23 Richard Guenther <rguenther@suse.de>
698 PR tree-optimization/43572
699 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
701 2010-04-23 Richard Guenther <rguenther@suse.de>
704 * tree-inline.c (tree_can_inline_p): Also check compatibility
707 2010-04-23 Martin Jambor <mjambor@suse.cz>
709 PR tree-optimization/43846
710 * tree-sra.c (struct access): New flag grp_assignment_read.
711 (build_accesses_from_assign): Set grp_assignment_read.
712 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
713 (enum mark_read_status): New type.
714 (analyze_access_subtree): Propagate grp_assignment_read, create
715 accesses also if both direct_read and root->grp_assignment_read.
717 2010-04-23 Martin Jambor <mjambor@suse.cz>
720 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
721 function does not have type attributes.
723 2010-04-23 Richard Guenther <rguenther@suse.de>
726 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
729 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
731 * sese.h (create_if_region_on_edge): Remove.
733 * sese.c (create_if_region_on_edge): Make static.
735 * tree-inline.c: Do not include ggc.h.
737 * expr.c: Do not include ggc.h.
739 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
742 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
745 * config/sh/sh.c (find_barrier): Don't emit a constant pool
746 in the middle of insns for casesi_worker_2.
748 2010-04-22 David Edelsohn <edelsohn@gnu.org>
750 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
752 2010-04-22 Ira Rosen <irar@il.ibm.com>
754 PR tree-optimization/43842
755 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
756 loop unrolling in update of exit phis. Fix comment.
757 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
758 least two reduction statements in the loop before starting SLP
761 2010-04-22 Nick Clifton <nickc@redhat.com>
763 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
765 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
767 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
770 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
772 * tree-parloops.c (loop_parallel_p): New argument
773 parloop_obstack. Pass it down.
774 (parallelize_loops): New variable parloop_obstack. Initialize it,
775 pass it down, free it.
777 * tree-loop-linear.c (linear_transform_loops): Pass down
780 * tree-data-ref.h (lambda_compute_access_matrices): New argument
781 of type struct obstack *.
783 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
784 scratch_obstack. Initialize it, pass down, free it.
786 * lambda.h (lambda_loop_new): Remove.
787 (lambda_matrix_new, lambda_matrix_inverse)
788 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
789 argument of type struct obstack *.
791 * lambda-trans.c (lambda_trans_matrix_new): New argument
792 lambda_obstack. Pass it down, use obstack allocation for ret.
793 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
796 * lambda-mat.c (lambda_matrix_get_column)
797 (lambda_matrix_project_to_null): Remove.
798 (lambda_matrix_new): New argument lambda_obstack. Use obstack
800 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
803 * lambda-code.c (lambda_loop_new): New function.
804 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
805 (lambda_compute_auxillary_space, lambda_compute_target_space)
806 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
807 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
808 (build_access_matrix): New argument lambda_obstack. Use obstack
810 (lambda_compute_step_signs, lambda_compute_access_matrices): New
811 argument lambda_obstack. Pass it down.
813 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
815 * optabs.h (expand_widening_mult): Declare.
817 2010-04-22 Richard Guenther <rguenther@suse.de>
819 PR tree-optimization/43845
820 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
821 lookup the CALL_EXPR function and arguments.
823 2010-04-22 Nick Clifton <nickc@redhat.com>
825 * config/stormy16/stormy16.c
826 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
827 * config/stormy16/stormy16.h: Tidy up formatting.
828 (DONT_USE_BUILTIN_SETJMP): Remove definition.
829 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
830 (ineqbranchsi): Delete pattern.
831 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
832 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
833 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
834 stormy16-lib2-ucmpsi2.c.
836 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
838 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
839 df_simulate_find_noclobber_defs as appropriate. Keep track of an
840 extra set merge_set_noclobber, and use it to relax the final test
842 * df.h (df_simulate_find_noclobber_defs): Declare.
843 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
845 (df_simulate_find_noclobber_defs): New function.
847 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
849 * config/i386/i386.md: Use {} around multi-line preparation statements.
851 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
853 * c-tree.h (push_init_level, pop_init_level, set_init_index)
854 (process_init_element): New argument of type struct obstack *.
856 * c-typeck.c (push_init_level, pop_init_level, set_designator)
857 (set_init_index, set_init_label, set_nonincremental_init)
858 (set_nonincremental_init_from_string, find_init_member)
859 (output_init_element, output_pending_init_elements)
860 (process_init_element): New argument braced_init_obstack. Pass it
862 (push_range_stack, add_pending_init): New argument
863 braced_init_obstack. Use obstack allocation.
865 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
866 braced_init_obstack. Pass it down.
867 (c_parser_braced_init): New variables ret, braced_init_obstack.
868 Initialize obstack, pass it down and finally free it.
870 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
873 * tree-pass.h (pass_optimize_widening_mul): Declare.
874 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
875 gate_optimize_widening_mul): New static functions.
876 (pass_optimize_widening_mul): New.
877 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
878 <case MULT_EXPR>: Remove support for widening multiplies.
879 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
880 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
881 simplify_gen_unary rather than directly building extensions.
882 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
884 * expmed.c (expand_widening_mult): New function.
885 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
887 2010-04-21 Jan Hubicka <jh@suse.cz>
889 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
890 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
891 * lto-wpa-fixup.c: Remove.
892 * Makefile.in (lto-wpa-fixup.o): Remove.
893 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
894 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
895 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
897 2010-04-21 Jan Hubicka <jh@suse.cz>
899 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
900 add write_optimization_summary, read_optimization_summary.
901 (ipa_write_summaries_of_cgraph_node_set): Remove.
902 (ipa_write_optimization_summaries): Declare.
903 (ipa_read_optimization_summaries): Declare.
904 * ipa-cp.c (pass_ipa_cp): Update.
905 * ipa-reference.c (pass_ipa_reference): Update.
906 * ipa-pure-const.c (pass_ipa_pure_const): Update.
907 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
909 * ipa-inline.c (pass_ipa_inline): Update.
910 * ipa.c (pass_ipa_whole_program): Update.
911 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
912 * passes.c (ipa_write_summaries_1): Do not test wpa.
913 (ipa_write_optimization_summaries_1): New.
914 (ipa_write_optimization_summaries): New.
915 (ipa_read_summaries): Do not test ltrans.
916 (ipa_read_optimization_summaries_1): New.
917 (ipa_read_optimization_summaries): New.
919 2010-04-21 Jan Hubicka <jh@suse.cz>
921 * lto-cgraph.c (lto_output_node): Do not output comdat groups
923 (output_cgraph): Do not arrange comdat groups for boundary nodes.
925 2010-04-21 Jakub Jelinek <jakub@redhat.com>
928 * dwarf2out.c (add_name_and_src_coords_attributes): Add
929 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
931 2010-04-21 Jan Hubicka <jh@suse.cz>
933 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
935 2010-04-21 Jan Hubicka <jh@suse.cz>
937 * varpool.c (decide_is_variable_needed): Variable is always needed
940 2010-04-21 Jan Hubicka <jh@suse.cz>
942 * opts.c (decode_options): Enable pure-const pass for whopr.
944 2010-04-21 Jan Hubicka <jh@suse.cz>
946 * cgraph.c (dump_cgraph_node): Dump also assembler name.
947 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
949 (cgraph_decide_inlining): Do not expect callee to be removed in all
952 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
954 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
956 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.md (x86_shrd): Add athlon_decode and
959 amdfam10_decode attributes.
961 2010-04-21 Jakub Jelinek <jakub@redhat.com>
964 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
965 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
966 (lower_copyprivate_clauses): Use private var in outer
967 context instead of original var. Make sure the types
968 are correct for VLAs.
970 2010-04-21 Richard Guenther <rguenther@suse.de>
972 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
973 to non-pointer objects.
975 2010-04-21 Jakub Jelinek <jakub@redhat.com>
977 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
978 last chain entry if it starts with the still current label.
979 (add_location_or_const_value_attribute): Check that
980 loc_list->first->next is NULL instead of comparing ->first with ->last.
981 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
982 to add_var_loc_to_decl.
984 * dwarf2out.c (output_call_frame_info): For dw_cie_version
985 >= 4 add also address size and segment size fields into CIE header.
987 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
988 long as address size is the same as sizeof (void *) and
990 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
991 address size or segment size is unexpected, return DW_EH_PE_omit.
992 (classify_object_over_fdes): If get_cie_encoding returned
993 DW_EH_PE_omit, return -1.
994 (init_object): If classify_object_over_fdes returned -1,
995 pretend there were no FDEs at all.
997 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
999 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1000 bswap{si,di}2 using SWI48 mode iterator.
1001 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1002 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1003 set modrm attribute of bswap insn to 0 and remove length attribute.
1004 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1005 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1006 set mode attribute to <MODE> and remove length attribute.
1008 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1010 PR rtl-optimization/43520
1011 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1012 zero available registers.
1014 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1016 * builtins.c (fold_builtin_cproj): Fold more cases.
1018 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1020 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1021 (fold_builtin_1): Fold builtin cproj.
1022 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1023 Use ATTR_CONST_NOTHROW_LIST.
1025 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1028 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1029 ffsi2_no_cmove for !TARGET_CMOVE.
1030 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1031 (ffssi2): Remove expander.
1032 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1034 (ctz<mode>2): Ditto from ctz{si,di}2.
1035 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1037 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1040 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1042 * dwarf2out.c (AT_linkage_name): Define.
1043 (clone_as_declaration): Handle DW_AT_linkage_name.
1044 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1045 of DW_AT_MIPS_linkage_name.
1046 (move_linkage_attr): Likewise.
1047 (dwarf2out_finish): Likewise.
1049 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1052 * fold-const.c (fold_comparison): New folding rule.
1054 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1056 * double-int.h (double_int_setbit): Declare.
1057 * double-int.c (double_int_setbit): New function.
1058 * rtl.h (immed_double_int_const): Declare.
1059 * emit-rtl.c (immed_double_int_const): New function.
1060 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1061 and immed_double_int_const functions.
1062 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1063 expand_copysign_bit): (Ditto.).
1064 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1065 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1066 * dojump.c (prefer_and_bit_test): (Ditto.).
1067 * expr.c (convert_modes, reduce_to_bit_field_precision,
1068 const_vector_from_tree): (Ditto.).
1069 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1071 2010-04-20 Jan Hubicka <jh@suse.cz>
1073 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1074 (dump_cgraph_node): Dump new flags.
1075 * cgraph.h (struct cgraph_node): Add flags
1076 reachable_from_other_partition and in_other_partition.
1077 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1078 other partition can not be removed.
1079 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1080 the other partition must be output; silence sanity checking on
1081 leaking functions bodies from other paritition.
1082 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1083 (lto_output_node): Output new flags; do not sanity check that inline
1084 clones are output; drop lto_forced_extern_inline_p code; do not mock
1085 visibility flags at partition boundaries.
1086 (add_node_to): New function.
1087 (output_cgraph): Use it to sort functions so masters appear before
1089 (input_overwrite_node): Input new flags.
1090 * passes.c (ipa_write_summaries): Do not call
1091 lto_new_extern_inline_states.
1092 * lto-section-out.c (forced_extern_inline,
1093 lto_new_extern_inline_states lto_delete_extern_inline_states,
1094 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1095 * lto-streamer.h (lto_new_extern_inline_states,
1096 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1097 lto_forced_extern_inline_p): Kill.
1099 2010-04-20 Richard Guenther <rguenther@suse.de>
1101 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1102 from vars that can have pointers.
1103 (process_constraint): Dump useless constraints.
1105 2010-04-20 Richard Guenther <rguenther@suse.de>
1107 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1108 (dump_sa_points_to_info): Remove asserts.
1109 (init_base_vars): nothing_id isn't an escape point nor does it
1112 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1114 * tree.h (TYPE_REF_IS_RVALUE): Define.
1115 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1116 should_move_die_to_comdat, prune_unused_types_walk): Handle
1117 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1118 (modified_type_die, gen_reference_type_die): Emit
1119 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1120 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1122 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1125 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1126 calls for -fpic -m31 if they have been sibcall optimized.
1128 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1130 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1131 ar.lc fixed and call-used.
1133 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1135 2010-04-19 Jan Hubicka <jh@suse.cz>
1137 * opts.c (decode_options): Disable whpr incompatible passes.
1138 * lto/lto.c (lto_1_to_1_map): Skip clones.
1139 (read_cgraph_and_symbols): Do not mark everything as needed.
1140 (do_whole_program_analysis): Do map only after optimizing;
1141 set proper cgraph_state; use passmanager.
1143 2010-04-19 DJ Delorie <dj@redhat.com>
1145 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1146 POINTER_PLUS_EXPR and fix them.
1148 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1150 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1151 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1152 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1153 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1154 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1155 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1156 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1157 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1158 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1159 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1160 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1162 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1164 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1165 (check_cond_move_block): Likewise.
1166 (cond_move_process_if_block): Likewise.
1167 (noce_find_if_block): Improve formatting.
1168 (find_if_header): Pass 0 to memset and tweak conditions.
1169 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1171 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1173 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1177 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1178 with non-local decl doesn't need chain.
1180 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1182 * ira-color.c (allocno_reload_assign): Avoid accumulating
1183 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1185 2010-04-19 Martin Jambor <mjambor@suse.cz>
1187 * gimple.h (create_tmp_reg): Declare.
1188 * gimplify.c (create_tmp_reg): New function.
1189 (gimplify_return_expr): Use create_tmp_reg.
1190 (gimplify_omp_atomic): Likewise.
1191 (gimple_regimplify_operands): Likewise.
1192 * tree-dfa.c (make_rename_temp): Likewise.
1193 * tree-predcom.c (predcom_tmp_var): Likewise.
1194 (reassociate_to_the_same_stmt): Likewise.
1195 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1196 (get_replaced_param_substitute): Likewise.
1197 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1198 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1199 * tree-ssa-pre.c (get_representative_for): Likewise.
1200 (create_expression_by_pieces): Likewise.
1201 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1202 (create_tailcall_accumulator): Likewise.
1204 2010-04-19 Martin Jambor <mjambor@suse.cz>
1206 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1208 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1210 2010-04-19 Richard Guenther <rguenther@suse.de>
1212 PR tree-optimization/43796
1213 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1214 from SCEV in the lattice.
1215 (vrp_visit_phi_node): Dump change.
1217 2010-04-19 Richard Guenther <rguenther@suse.de>
1219 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1220 * configure: Re-generated.
1222 2010-04-19 Richard Guenther <rguenther@suse.de>
1224 PR tree-optimization/43783
1225 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1226 constant ARRAY_REF operands two and three if possible.
1228 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1231 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1233 2010-04-19 Jie Zhang <jie@codesourcery.com>
1236 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1238 2010-04-19 Ira Rosen <irar@il.ibm.com>
1240 PR tree-optimization/37027
1241 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1242 and macro to access it.
1243 (vectorizable_reduction): Add argument.
1244 (vect_get_slp_defs): Likewise.
1245 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1246 statements for possible use in SLP.
1247 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1248 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1249 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1251 (vectorizable_reduction): Likewise.
1252 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1254 (vectorizable_type_demotion, vectorizable_type_promotion,
1255 vectorizable_store): Likewise.
1256 (vect_analyze_stmt): Update call to vectorizable_reduction.
1257 (vect_transform_stmt): Likewise.
1258 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1259 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1260 from different interleaving chains in same node.
1261 (vect_slp_rearrange_stmts): New function.
1262 (vect_supported_load_permutation_p): Allow load permutations for
1263 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1264 inside SLP nodes if necessary.
1265 (vect_analyze_slp_instance): Handle reductions.
1266 (vect_analyze_slp): Try to build SLP instances originating from groups
1268 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1269 (vect_get_constant_vectors): Create initial vectors for reductions
1270 according to reduction code. Add new argument.
1271 (vect_get_slp_defs): Add new argument, pass it to
1272 vect_get_constant_vectors.
1273 (vect_schedule_slp_instance): Remove SLP tree root statements.
1275 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1277 * tree.h (ENUM_IS_SCOPED): Define.
1278 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1279 for ENUM_IS_SCOPED enums.
1281 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1283 * fold-const.c (fold_comparison): Use ssizetype.
1284 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1285 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1286 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1287 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1289 * tree.h (initialize_sizetypes): Remove parameter.
1290 (build_common_tree_nodes): Remove second parameter.
1291 * stor-layout.c (initialize_sizetypes): Remove parameter.
1292 Always create an unsigned type.
1293 (set_sizetype): Assert that the passed type is unsigned and simplify.
1294 * tree.c (build_common_tree_nodes): Remove second parameter.
1295 Adjust call to initialize_sizetypes.
1296 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1297 build_common_tree_nodes.
1299 2010-04-18 Matthias Klose <doko@ubuntu.com>
1301 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1303 2010-04-18 Ira Rosen <irar@il.ibm.com>
1305 PR tree-optimization/43771
1306 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1307 load permutation doesn't have gaps.
1309 2010-04-18 Jan Hubicka <jh@suse.cz>
1311 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1312 (sse_prologue_save_insn expander): Use new pattern.
1313 (sse_prologue_save_insn1): New pattern and splitter.
1314 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1316 * i386.c (setup_incoming_varargs_64): Do not compute jump
1318 (ix86_gimplify_va_arg): Update alignment needed.
1319 (ix86_local_alignment): Do not align all local arrays to 128bit.
1321 2010-04-17 Jan Hubicka <jh@suse.cz>
1323 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1325 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1327 * arm.md (negdi2): Remove redundant code to force values into a
1330 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1332 * arm/bpabi.S: Add EABI alignment attributes to objects.
1333 * arm/bpabi-v6m.S: Likewise.
1334 * arm/crti.asm: Likewise.
1335 * arm/crtn.asm: Likewise.
1336 * arm/lib1funcs.asm: Likewise.
1337 * arm/libunwind.S: Likewise.
1339 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1341 * arm-protos.h (tune_params): New structure.
1342 * arm.c (current_tune): New variable.
1343 (arm_constant_limit): Delete.
1344 (struct processors): Add pointer to the tune parameters.
1345 (arm_slowmul_tune): New tuning option.
1346 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1347 (all_cores): Adjust to pick up the tuning model.
1348 (arm_constant_limit): New function.
1349 (arm_override_options): Select the appropriate tuning model. Delete
1350 initialization of arm_const_limit.
1351 (arm_split_constant): Use the new constant-limit model.
1352 (arm_rtx_costs): Pick up the current tuning model.
1353 * arm.md (is_strongarm, is_xscale): Delete.
1354 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1355 for Xscale variant architectures.
1356 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1358 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1360 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1362 (arm_rtx_costs_1): Remove unused variable extra_cost.
1363 (arm_unwind_emit_set): Use variable offset.
1364 (thumb1_output_casesi): Remove unused variable flags.
1366 2010-04-16 Jeff Law <law@redhat.com>
1368 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1369 needing assignment rather than doing a two-phase assignment. Remove
1370 unused variable 'm'.
1372 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1375 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1377 2010-04-16 Doug Kwan <dougkwan@google.com>
1379 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1380 (next_operand_entry_id): New static variable.
1381 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1382 (add_to_ops_vec): Assigned unique ID to operand entry.
1383 (struct oecount_s): New field ID.
1384 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1385 (undistribute_ops_list): Assign unique IDs to oecounts.
1386 (init_reassoc): reset next_operand_entry_id.
1388 2010-04-16 Doug Kwan <dougkwan@google.com>
1390 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1391 missing left parenthesis.
1393 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1395 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1396 *btdi_rex64 using SWI48 mode iterator.
1397 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1398 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1399 *jcc_btdi_mask_rex64.
1401 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1403 * double-int.h (tree_to_double_int): Convert to macro.
1404 * double-int.c (tree_to_double_int): Remove.
1406 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1409 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1410 with want_address 2 and in case a single element list might be
1411 possible, call it again with want_address 0.
1413 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1415 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1416 case 'W' print operands for HI mode.
1417 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1418 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1419 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1420 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1422 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1424 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1425 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1426 #xx:3 and #xx:4 mode.
1428 * config/h8300/h8300.md (inverted load with HImode dest): Add
1429 support for H8300SX.
1431 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1432 satisfy 'U' constraint.
1434 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1436 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1437 * configure: Regenerate.
1438 * config.in: Regenerate.
1439 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1442 2010-04-16 Richard Guenther <rguenther@suse.de>
1444 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1445 (struct tree_decl_common): ... here.
1446 (DECL_PT_UID): Adjust.
1447 (SET_DECL_PT_UID): Likewise.
1448 (DECL_PT_UID_SET_P): Likewise.
1450 2010-04-16 Richard Guenther <rguenther@suse.de>
1452 PR tree-optimization/43572
1453 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1454 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1455 * tree-flow.h (is_call_clobbered): Remove.
1456 * tree-flow-inline.h (is_call_clobbered): Likewise.
1457 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1458 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1459 (execute_return_slot_opt): Adjust.
1460 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1461 check for call clobbered vars here.
1462 (find_tail_calls): Move tailcall verification to the
1465 2010-04-16 Diego Novillo <dnovillo@google.com>
1467 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1469 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1472 * config/arm/arm.md (cbranchqi4): New pattern.
1473 * config/arm/predicates.md (const0_operand,
1474 cbranchqi4_comparison_operator): New predicates.
1476 2010-04-16 Richard Guenther <rguenther@suse.de>
1478 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1479 (dump_gimple_stmt): Likewise.
1481 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1483 * recog.h (struct recog_data): New field is_operator.
1484 (struct insn_operand_data): New field is_operator.
1485 * recog.c (extract_insn): Set recog_data.is_operator.
1486 * genoutput.c (output_operand_data): Emit code to set the
1488 * reload.c (find_reloads): Use it rather than testing for an
1489 empty constraint string.
1492 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1493 If the previous insn is a cbranchsi4_insn with the same arguments,
1494 omit the compare instruction.
1496 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1497 register, inputs must be low registers and we need a low register
1498 scratch. Handle alternative 2 like alternative 3.
1500 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1502 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1503 don't call get_addr on both. If one expression is a VALUE and
1504 the other a REG, check VALUE's locs if the REG isn't among them.
1506 2010-04-16 Christian Bruel <christian.bruel@st.com>
1508 * config/sh/sh.h (sh_frame_pointer_required): New function.
1509 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1510 (flag_omit_frame_pointer) Set.
1511 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1512 (rounded_frame_size): Adjust size with outgoing_args_size.
1513 (sh_set_return_address): Must return from stack pointer.
1514 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1515 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1516 (ACCUMULATE_OUTGOING_ARGS): Define.
1517 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1518 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1520 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1523 * config/sh/sh.c (sh_legitimize_reload_address): Use
1524 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1525 Remove a unneeded check for offset_base.
1527 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1529 * configure: Regenerated.
1531 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1533 * config/s390/s390.c (s390_call_save_register_used): Switch back
1534 to HARD_REGNO_NREGS.
1536 2010-04-15 Richard Guenther <rguenther@suse.de>
1538 * alias.c (alias_set_subset_of): Handle alias-set zero
1541 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1542 Julian Brown <julian@codesourcery.com>
1544 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1545 alternatives according to use of high and low regs.
1546 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1547 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1548 optimizing for size on Thumb-2.
1550 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1552 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1554 2010-04-15 Richard Guenther <rguenther@suse.de>
1556 * tree-ssa-structalias.c (struct variable_info): Add
1558 (new_var_info): Initialize it.
1559 (dump_constraints): Support printing last added constraints.
1560 (debug_constraints): Adjust.
1561 (dump_constraint_graph): Likewise.
1562 (make_heapvar_for): Check for NULL cfun.
1563 (get_function_part_constraint): New function.
1564 (get_fi_for_callee): Likewise.
1565 (find_func_aliases): Properly implement IPA PTA constraints.
1566 (process_ipa_clobber): New function.
1567 (find_func_clobbers): Likewise.
1568 (insert_into_field_list_sorted): Remove.
1569 (create_function_info_for): Properly allocate vars for IPA mode.
1570 Do not use insert_into_field_list_sorted.
1571 (create_variable_info_for): Properly generate constraints for
1572 global vars in IPA mode.
1573 (dump_solution_for_var): Always dump the solution.
1574 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1575 (find_what_var_points_to): Adjust.
1576 (pt_solution_set): Change.
1577 (pt_solution_ior_into): New function.
1578 (pt_solution_empty_p): Export.
1579 (pt_solution_includes_global): Adjust.
1580 (pt_solution_includes_1): Likewise.
1581 (pt_solutions_intersect_1): Likewise.
1582 (dump_sa_points_to_info): Check some invariants.
1583 (solve_constraints): Move constraint dumping ...
1584 (compute_points_to_sets): ... here.
1585 (ipa_pta_execute): ... and here.
1586 (compute_may_aliases): Do not re-compute points-to info
1587 locally if IPA info is available.
1588 (ipa_escaped_pt): New global var.
1589 (ipa_pta_execute): Properly implement IPA PTA.
1590 * tree-into-ssa.c (dump_decl_set): Support dumping
1591 decls not in referenced-vars.
1592 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1593 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1594 (dump_points_to_solution): Likewise.
1595 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1596 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1597 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1598 (copy_decl_to_var): Copy DECL_PT_UID.
1599 (copy_result_decl_to_var): Likewise.
1600 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1601 (copy_node_stat): Copy it.
1602 * tree.h (DECL_PT_UID): New macro.
1603 (SET_DECL_PT_UID): Likewise.
1604 (DECL_PT_UID_SET_P): Likewise.
1605 (struct tree_decl_minimal): Add pt_uid member.
1606 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1607 (pt_solution_empty_p): Declare.
1608 (pt_solution_set): Adjust.
1609 (ipa_escaped_pt): Declare.
1610 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1611 * gimple-pretty-print.c (pp_points_to_solution): New function.
1612 (dump_gimple_call): Dump call clobber/use information.
1613 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1614 * tree-pass.h (TDF_ALIAS): New dump option.
1615 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1616 * doc/invoke.texi (-fipa-pta): Update documentation.
1618 2010-04-15 Richard Guenther <rguenther@suse.de>
1620 * Makefile.in (OBJS-common): Add gimple-fold.o.
1621 (gimple-fold.o): New rule.
1622 * tree.h (maybe_fold_offset_to_reference,
1623 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1625 * gimple.h: ... here.
1626 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1627 may_propagate_address_into_dereference): Move prototypes ...
1628 * gimple.h: ... here.
1629 * tree-ssa-ccp.c (get_symbol_constant_value,
1630 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1631 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1632 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1633 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1634 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1635 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1636 gimplify_and_update_call_from_tree): Move ...
1637 * gimple-fold.c: ... here. New file.
1638 (ccp_fold_builtin): Rename to ...
1639 (gimple_fold_builtin): ... this.
1640 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1642 2010-04-15 Richard Guenther <rguenther@suse.de>
1644 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1645 fit_double_type, force_fit_type_double, add_double_with_sign,
1646 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1647 lrotate_double, rrotate_double, div_and_round_double): Move ...
1648 * double-int.c: ... here.
1649 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1650 add_double, neg_double, mul_double_with_sign, mul_double,
1651 lshift_double, rshift_double, lrotate_double, rrotate_double,
1652 div_and_round_double): Move prototypes ...
1653 * double-int.h: ... here.
1655 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1658 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1659 matching constraints to ensure inputs match the output.
1661 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1664 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1665 in an input-only operand.
1667 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1669 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1670 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1671 (double_int_negative_p): Convert to static inline function.
1672 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1673 (double_int_negative_p): Remove.
1674 * tree.h (lshift_double, rshift_double):
1675 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1676 * fold-const.c (fold_convert_const_int_from_real,
1677 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1678 (lshift_double): Change type of arith argument to bool.
1679 (rshift_double): Change type of arith argument to bool. Correct
1681 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1683 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1686 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1687 at the start and end of the then/else blocks, and omit them from the
1689 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1690 argument; all callers changed. Pass zero to old_insns_match_p instead.
1691 (flow_find_head_matching_sequence): New function.
1692 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1693 * basic-block.h (flow_find_cross_jump,
1694 flow_find_head_matching_sequence): Declare functions.
1696 2010-04-14 Jason Merrill <jason@redhat.com>
1699 * c-common.c (attribute_takes_identifier_p): New fn.
1700 * c-common.h: Declare it.
1702 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1704 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1706 (*udivmod<mode>4): Ditto.
1708 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1710 * config/i386/i386.md (maxmin_int): Rename code attribute from
1711 maxminiprefix and update all users.
1712 (maxmin_float): Ditto from maxminfprefix.
1713 (logic): Ditto from logicprefix.
1714 (absneg_mnemonic): Ditto from absnegprefix.
1715 * config/i386/mmx.md: Update all users of maxminiprefix,
1716 maxminfprefix and logicprefix for rename.
1717 * config/i386/sse.md: Ditto.
1718 * config/i386/sync.md (sync_<code><mode>): Update for
1721 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1724 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1725 warnings converted to errors.
1727 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1729 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1730 used insn_type variable.
1731 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1732 to avoid set-but-not-used warning.
1734 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1736 * df-core.c (df_ref_debug): Change format string placeholder
1738 * dwarf2asm.c (dw2_asm_output_data_raw,
1739 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1740 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1741 * dwarf2out.c (output_cfi, output_cfi_directive,
1742 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1743 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1745 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1746 * print-rtl.c (print_rtx): Ditto.
1748 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1751 * builtins.c (expand_builtin_pow_root): New function to expand pow
1752 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1753 series of sqrt and cbrt calls under -ffast-math.
1754 (expand_builtin_pow): Call it.
1756 2010-04-14 Michael Matz <matz@suse.de>
1758 PR tree-optimization/42963
1759 * tree-cfg.c (touched_switch_bbs): New static variable.
1760 (group_case_labels_stmt): New function broken out from ...
1761 (group_case_labels): ... here, use the above.
1762 (start_recording_case_labels): Allocate touched_switch_bbs.
1763 (end_recording_case_labels): Deallocate it, call
1764 group_case_labels_stmt.
1765 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1767 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1769 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1772 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1774 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1776 2010-04-13 Jan Hubicka <jh@suse.cz>
1778 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1779 of optimized out static functions.
1780 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1781 cost computation. Also sanity check for overflows.
1782 (update_caller_keys): Update cgraph_edge_badness call; properly
1783 update fibheap and sanity check that it is up to date.
1784 (add_new_edges_to_heap): Update cgraph_edge_badness.
1785 (cgraph_decide_inlining_of_small_function): Likewise;
1786 add sanity checking that badness in heap is up to date;
1787 improve dumping of reason; Update badness of calls to the
1788 offline copy of function currently inlined; dump badness
1789 of functions not inlined because of unit growth limits.
1791 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1794 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1795 because of sign-extension change when converting to sizetype here...
1796 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1798 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1799 the folding to constants. Remove redundant final conversion.
1800 (fold_binary) <associate>: Do not associate if the re-association of
1801 constants alone overflows.
1802 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1803 to the end of the list.
1804 (multiple_of_p) <COND_EXPR>: New case.
1806 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1808 * opt-functions.awk (opt_sanitized_name): New.
1810 * optc-gen.awk: Use it
1811 * opth-gen.awk: Use it.
1813 2010-04-13 Martin Jambor <mjambor@suse.cz>
1815 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1816 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1817 children. Call replace_uses_with_default_def_ssa_name to handle
1820 2010-04-13 Michael Matz <matz@suse.de>
1823 * builtins.c (expand_builtin_interclass_mathfn): Also create
1824 a register if the predicate doesn't match.
1826 2010-04-13 Diego Novillo <dnovillo@google.com>
1828 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1829 * c-pch.c: Include timevar.h.
1830 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1831 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1832 * ggc-common.c: Include timevar.h.
1833 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1834 * timevar.def (TV_PCH_SAVE): Define.
1835 (TV_PCH_CPP_SAVE): Define.
1836 (TV_PCH_PTR_REALLOC): Define.
1837 (TV_PCH_PTR_SORT): Define.
1838 (TV_PCH_RESTORE): Define.
1839 (TV_PCH_CPP_RESTORE): Define.
1841 2010-04-13 Michael Matz <matz@suse.de>
1843 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1845 (can_reassociate_p): New function.
1846 (break_up_subtract_bb, reassociate_bb): Use it.
1848 2010-04-13 Richard Guenther <rguenther@suse.de>
1851 * builtins.c (c_readstr): Fix assert.
1853 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1855 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1856 when generating cltd insn.
1858 (*ashl<mode>3_1): Remove special handling for register operand 2.
1859 (*ashlsi3_1_zext): Ditto.
1860 (*ashlhi3_1): Ditto.
1861 (*ashlhi3_1_lea): Ditto.
1862 (*ashlqi3_1): Ditto.
1863 (*ashlqi3_1_lea): Ditto.
1864 (*<shiftrt_insn><mode>3_1): Ditto.
1865 (*<shiftrt_insn>si3_1_zext): Ditto.
1866 (*<shiftrt_insn>qi3_1_slp): Ditto.
1867 (*<rotate_insn><mode>3_1): Ditto.
1868 (*<rotate_insn>si3_1_zext): Ditto.
1869 (*<rotate_insn>qi3_1_slp): Ditto.
1871 2010-04-13 Richard Guenther <rguenther@suse.de>
1873 * tree-ssa-structalias.c (callused_id): Remove.
1874 (call_stmt_vars): New.
1875 (get_call_vi): Likewise.
1876 (lookup_call_use_vi): Likewise.
1877 (lookup_call_clobber_vi): Likewise.
1878 (get_call_use_vi): Likewise.
1879 (get_call_clobber_vi): Likewise.
1880 (make_transitive_closure_constraints): Likewise.
1881 (handle_const_call): Adjust to do per-call call-used handling.
1882 (handle_pure_call): Likewise.
1883 (find_what_var_points_to): Remove general callused handling.
1884 (init_base_vars): Likewise.
1885 (init_alias_vars): Initialize call_stmt_vars.
1886 (compute_points_to_sets): Process call-used and call-clobbered
1887 vars for call statements.
1888 (delete_points_to_sets): Free call_stmt_vars.
1890 2010-04-13 Richard Guenther <rguenther@suse.de>
1892 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1893 Only add RW dependence for dependence distance zero.
1894 Adjust maximal vectorization factor according to dependences.
1895 Move alignment handling ...
1896 (vect_find_same_alignment_drs): ... here. New function.
1897 (vect_analyze_data_ref_dependences): Adjust.
1898 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1899 (vect_analyze_data_refs): Adjust minimal vectorization factor
1900 according to data references.
1901 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1902 dependences before determining the vectorization factor.
1903 Analyze alignment after determining the vectorization factor.
1904 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1905 dependences before alignment.
1906 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1908 (vect_analyze_data_refs): Likewise.
1909 (MAX_VECTORIZATION_FACTOR): New define.
1911 2010-04-13 Duncan Sands <baldrick@free.fr>
1913 * except.h (lang_eh_type_covers): Remove.
1914 * except.c (lang_eh_type_covers): Likewise.
1916 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1917 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1919 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1920 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1921 UNITS_PER_LONG where it is ABI relevant.
1922 (s390_return_addr_rtx): Likewise.
1923 (s390_back_chain_rtx): Likewise.
1924 (s390_frame_area): Likewise.
1925 (s390_frame_info): Likewise.
1926 (s390_initial_elimination_offset): Likewise.
1927 (save_gprs): Likewise.
1928 (s390_emit_prologue): Likewise.
1929 (s390_emit_epilogue): Likewise.
1930 (s390_function_arg_advance): Likewise.
1931 (s390_function_arg): Likewise.
1932 (s390_va_start): Likewise.
1933 (s390_gimplify_va_arg): Likewise.
1934 (s390_function_profiler): Likewise.
1935 (s390_optimize_prologue): Likewise.
1936 (s390_rtx_costs): Likewise.
1937 (s390_secondary_reload): Likewise.
1938 (s390_promote_function_mode): Likewise.
1939 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1940 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1941 registers available.
1942 (s390_unwind_word_mode): New function.
1943 (s390_function_value): Split 64 bit values into register pair if
1944 used as return value.
1945 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1946 function call parameters. Handle parallels.
1947 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1948 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1949 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1950 (s390_expand_setmem): Remove unused variable src_addr.
1951 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1952 deal with 64 bit registers.
1953 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1954 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1955 (UNITS_PER_LONG): New macro.
1956 * libjava/include/s390-signal.h: Define extended ucontext
1957 structure containing the upper halfs of the 64 bit registers.
1959 2010-04-13 Simon Baldwin <simonb@google.com>
1961 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1963 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1965 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1966 rvalue on the RHS if the LHS is of a non-renamable type.
1967 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1969 2010-04-13 Matthias Klose <doko@ubuntu.com>
1971 * gcc.c (cc1_options): Handle -iplugindir before processing
1972 the cc1 spec. Only add -iplugindir once.
1973 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1975 * common.opt (iplugindir): Remove `Separate' property, initialize.
1976 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1978 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1979 (distclean): Remove plugin dir.
1980 * doc/invoke.texi: Document -iplugindir.
1982 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1984 * doc/plugins.texi (Loading Plugins): Document short
1985 -fplugin=foo option.
1986 (Plugin API): Mention default_plugin_dir_name function.
1988 * gcc.c (find_file_spec_function): Add new declaration.
1989 (static_spec_func): Use it for "find-file".
1990 (find_file_spec_function): Add new function.
1991 (cc1_options): Add -iplugindir option if -fplugin* options found.
1993 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1995 * plugin.c (add_new_plugin): Updated comment, and handle short
1997 (default_plugin_dir_name): Added new function.
1999 * common.opt (iplugindir): New option to set the plugin directory.
2001 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2003 * config/i386/i386.md (any_rotate): New code iterator.
2004 (rotate_insn): New code attribute.
2006 (SWIM124): New mode iterator.
2007 (<rotate_insn>ti3): New expander.
2008 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2009 any_rotate code iterator.
2010 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2011 using any_rotate code iterator and SWIM124 mode iterator.
2012 (ix86_rotlti3): New insn_and_split pattern.
2013 (ix86_rotrti3): Ditto.
2014 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2015 ix86_rotl{di,ti}3 patterns.
2016 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2017 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2018 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2019 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2020 code iterator and SWI mode iterator.
2021 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2022 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2024 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2025 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2026 (bswap rotatert splitter): Add splitter.
2027 (bswap splitter): Macroize splitter using any_rotate code iterator.
2028 Add insn predicate to split only for TARGET_USE_XCHGB or when
2029 optimizing function for size.
2031 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2033 * config/pa/pa.c (emit_move_sequence): Remove use of
2034 deleted variable flag_argument_noalias.
2036 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2038 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2040 Add to unsupported targets list.
2041 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2042 sparc*-sun-solaris2.[567]* from target lists.
2043 * configure: Regenerate.
2044 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2046 Remove Solaris 7 patch references.
2047 (Specific, sparc-sun-solaris2.7): Removed.
2048 (sparc-sun-solaris2*): Update Solaris 7 example.
2049 (sparc64-*-solaris2*): Likewise.
2051 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2053 * config.build (alpha*-dec-osf4*): Remove.
2054 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2055 of obsolete configurations.
2056 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2058 * config/alpha/t-osf4: Renamed to ...
2059 * config/alpha/t-osf5: ... this.
2060 * config/alpha/osf.h: Renamed to ...
2061 * config/alpha/osf5.h: ... this.
2062 Merged old osf5.h contents.
2064 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2065 (EXTRA_SPECS): Removed.
2066 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2067 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2070 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2072 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2074 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2077 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2078 __thiscall convention.
2080 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2082 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2084 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2086 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2088 * function.c (assign_parms_initialize_all): Add unused attribute
2091 2010-04-12 Richard Guenther <rguenther@suse.de>
2093 * gsstruct.def (GSS_CALL): New.
2094 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2095 * gimple.h: Include tree-ssa-alias.h.
2096 (struct gimple_statement_call): New.
2097 (union gimple_statement_struct_d): Add gimple_call member.
2098 (gimple_call_reset_alias_info): Declare.
2099 (gimple_call_use_set): New function.
2100 (gimple_call_clobber_set): Likewise.
2101 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2102 * gimple.c (gimple_call_reset_alias_info): New function.
2103 (gimple_build_call_1): Call it.
2104 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2105 * tree-inline.c (remap_gimple_stmt): Likewise.
2106 (expand_call_inline): Remove callused handling.
2107 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2108 * tree-dfa.c (dump_variable): Likewise.
2109 * tree-parloops.c (parallelize_loops): Likewise.
2110 * tree-ssa.c (init_tree_ssa): Likewise.
2111 (delete_tree_ssa): Likewise.
2112 * tree-flow-inline.h (is_call_used): Remove.
2113 * tree-flow.h (struct gimple_df): Remove callused member.
2114 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2115 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2116 (ref_maybe_used_by_call_p_1): Simplify.
2117 (call_may_clobber_ref_p_1): Likewise.
2118 * tree-ssa-structalias.c (compute_points_to_sets): Set
2119 the call stmt used and clobbered sets.
2120 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2121 (find_tail_calls): Verify the tail call.
2123 2010-04-12 Richard Guenther <rguenther@suse.de>
2125 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2126 single-iteration always-inline inlining.
2127 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2128 (cgraph_decide_inlining): Do not handle always-inline specially.
2129 (try_inline): Remove always-inline cycle detection special case.
2130 Do not recurse on always-inlines.
2131 (cgraph_early_inlining): Do not iterate if not optimizing.
2132 (cgraph_gate_early_inlining): remove.
2133 (pass_early_inline): Run unconditionally.
2134 (gate_cgraph_decide_inlining): New function.
2135 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2136 not inlining or optimizing.
2137 (cgraph_decide_inlining_of_small_functions): Also consider
2138 always-inline functions.
2139 (cgraph_default_inline_p): Return true for nodes which should
2140 disregard inline limits.
2141 (estimate_function_body_sizes): Assume zero size and time for
2142 nodes which are marked as disregarding inline limits.
2143 (cgraph_decide_recursive_inlining): Do not perform recursive
2144 inlining on always-inline nodes.
2146 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2149 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2150 for exprs satisfying handled_component_p.
2152 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2154 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2155 non-constant aggregate elements.
2157 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2158 is a real initialization.
2160 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2163 * c-decl.c (start_function): Move forward check for nested function.
2165 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2167 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2168 * config/sh/sh.c: Include reload.h.
2169 (sh_legitimize_reload_address): New.
2170 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2171 sh_legitimize_reload_address.
2173 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2175 * config/sh/sh.md (*movqi_pop): New insn pattern.
2176 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2178 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2180 * config/i386/i386.md (any_shiftrt): New code iterator.
2181 (shiftrt_insn): New code attribute.
2183 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2184 using any_shiftrt code iterator.
2185 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2186 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2187 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2188 pattern from corresponding peephole2 patterns.
2189 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2190 using any_shiftrt code iterator.
2191 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2192 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2193 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2194 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2195 *{ashr,lshr}<mode>3_cmp_zext.
2196 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2198 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2200 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2202 (*lshr<mode>3_cconly): Ditto.
2204 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2206 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2207 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2208 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2209 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2211 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2212 from corresponding peephole2 patterns.
2213 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2214 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2215 and *lshrdi3_1_rex64 using SWI mode iterator.
2216 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2217 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2218 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2219 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2220 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2221 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2222 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2223 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2224 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2227 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2230 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2231 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2232 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2234 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2235 from corresponding peephole2 patterns.
2236 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2237 (ashrsi3_cvt): Rename from ashrsi3_31.
2238 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2239 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2240 and x86_64_shift_adj_3 using SWI48 mode iterator.
2241 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2242 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2243 and *ashrdi3_1_rex64 using SWI mode iterator.
2244 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2245 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2246 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2247 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2248 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2249 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2250 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2251 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2252 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2254 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2255 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2256 x86_shift<mode>_adj_3 expanders.
2258 2010-04-10 Wei Guozhi <carrot@google.com>
2261 * config/arm/arm.c (arm_pic_static_addr): New function.
2262 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2264 (arm_output_addr_const_extra): Output expression for new pattern.
2265 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2267 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2269 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2272 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2273 * web.c: Include "insn-config.h" and "recog.h".
2274 (union_match_dups): New function.
2275 (web_main): Call it.
2276 (union_defs): Don't try to recognize match_dups.
2278 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2279 if doing so would replace the entire pattern.
2281 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2286 and splitter pattern. Change splitter operand 1 predicate to
2289 2010-04-09 Martin Jambor <mjambor@suse.cz>
2291 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2292 lattices are addresses of CONST_DECLs with the same initial value.
2293 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2294 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2296 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2297 Bernd Schmidt <bernds@codesourcery.com>
2299 * loop-invariant.c (replace_uses): New static function.
2300 (move_invariant_reg): Use it to ensure we can replace the uses.
2302 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2304 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2306 (picochip_override_options): Enable section anchors only above -O1.
2307 (picochip_reorg): Fixed a couple of build warnings.
2309 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2311 * configure.ac (plugin -rdynamic test): Log result.
2312 * configure: Regenerate.
2313 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2314 (RDYNAMIC_SPEC): Define.
2315 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2317 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2319 * configure.ac: Determine Sun ld version numbers.
2320 (comdat_group): Restrict GNU ld version checks to gld.
2321 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2322 (enable_comdat): Support --enable-comdat.
2323 * configure: Regenerate.
2324 * doc/install.texi (Configuration): Document --enable-comdat.
2326 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2328 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2329 * config/sol2-gld.h: ... here.
2330 * config.gcc (sparc*-*-solaris2*): Reflect this.
2331 (i[34567]86-*-solaris2*): Use it.
2333 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2335 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2337 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2339 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2342 * diagnostic.c (diagnostic_initialize): Initialize
2343 some_warnings_are_errors.
2344 (diagnostic_finish): New.
2345 (diagnostic_action_after_output): Call it before exiting.
2346 (diagnostic_report_diagnostic): Do not print message here. Set
2347 some_warnings_are_errors.
2348 * diagnostic.h (diagnostic_context): Delete
2349 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2350 (diagnostic_finish): Declare.
2351 * toplev.c (toplev_main): Call it before exit.
2353 2010-04-09 Jason Merrill <jason@redhat.com>
2356 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2357 for incomplete type.
2360 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2361 based on a warning flag.
2363 2010-04-09 Richard Guenther <rguenther@suse.de>
2365 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2367 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2370 * varasm.c (default_assemble_visibility): Wrap vars that are
2371 set, but unused, by targets without GAS.
2372 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2373 Remove set, but unused, vars.
2374 (rs6000_legitimize_tls_address): Likewise.
2375 (altivec_expand_dst_builtin): Likewise.
2376 * config/darwin.c (machopic_classify_symbol): Likewise.
2377 (machopic_indirection_name): Likewise.
2379 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.md (DWI): New mode iterator.
2382 (S): New mode attribute.
2383 (shift_operand): Ditto.
2384 (shift_immediate_operand): Ditto.
2385 (ashl_input_operand): Ditto.
2386 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2387 using SDWIM mode iterator.
2388 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2389 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2391 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2392 from corresponding peephole2 patterns.
2393 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2394 and x86_64_shift_adj_1 using SWI48 mode iterator.
2395 (x86_shift<mode>_adj_2): Ditto.
2396 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2397 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2398 using SWI48 mode iterator.
2399 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2400 *ashldi3_cmp_rex64 using SWI mode iterator.
2401 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2402 *ashldi3_cconly_rex64 using SWI mode iterator.
2403 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2404 x86_shift<mode>_adj_{1,2}.
2405 (ix86_split_ashr): Ditto.
2406 (ix86_split_lshr): Ditto.
2408 2010-04-09 Richard Guenther <rguenther@suse.de>
2410 * target.h (builtin_conversion): Pass in input and output types.
2411 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2412 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2413 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2414 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2416 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2418 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2420 2010-04-09 Richard Guenther <rguenther@suse.de>
2423 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2425 2010-04-09 Richard Guenther <rguenther@suse.de>
2427 * tree-vectorizer.h (struct _stmt_vec_info): Document
2428 that vectype is the type of the LHS.
2429 (supportable_widening_operation, supportable_narrowing_operation):
2430 Get both input and output vector types as arguments.
2431 (vect_is_simple_use_1): Declare.
2432 (get_same_sized_vectype): Likewise.
2433 * tree-vect-loop.c (vect_determine_vectorization_factor):
2434 Set STMT_VINFO_VECTYPE to the vector type of the def.
2435 (vectorizable_reduction): Adjust.
2436 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2437 Adjust. Specify the output vector type.
2438 (vect_pattern_recog_1): Adjust.
2439 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2440 (vectorizable_call): Adjust.
2441 (vectorizable_conversion): Likewise.
2442 (vectorizable_operation): Likewise.
2443 (vectorizable_type_demotion): Likewise.
2444 (vectorizable_type_promotion): Likewise.
2445 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2447 (vect_is_simple_use_1): New function.
2448 (supportable_widening_operation): Get both input and output
2450 (supportable_narrowing_operation): Likewise.
2451 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2453 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2455 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2456 __thiscall and _thiscall as predefined macros.
2457 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2458 thiscall attribute handling.
2459 (ix86_comp_type_attributes): Likewise.
2460 (ix86_function_regparm): Likewise.
2461 (ix86_return_pops_args): Likewise.
2462 (init_cumulative_args): Likewise.
2463 (find_drap_reg): Likewise.
2464 (ix86_static_chain): Likewise.
2465 (x86_this_parameter): Likewise.
2466 (x86_output_mi_thunk): Likewise.
2467 (ix86_attribute_table): Add description for thiscall attribute.
2468 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2469 * doc/extend.texi: Add documentation for thiscall.
2471 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2474 * c.opt (Wint-to-pointer-cast): Available in C++.
2475 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2477 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2479 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2480 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2481 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2482 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2483 function type instead. Reorder and simplify checks.
2485 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2487 2010-04-08 Jing Yu <jingyu@google.com>
2488 Zdenek Dvorak <ook@ucw.cz>
2490 PR tree-optimization/42720
2491 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2492 loop unswitch conditions here from ...
2493 (tree_unswitch_single_loop): ... here.
2495 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2497 * tree-if-conv.c: Fix comments and simplify logic.
2499 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2501 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2502 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2503 (main_tree_if_conversion): Update call to tree_if_conversion.
2505 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2508 * doc/invoke.texi (-b,-V): Delete.
2509 * doc/tm.texi: Do not mention -b.
2510 * gcc.c (display_help): Delete -b and -V.
2511 (process_command): Delete -b and -V.
2512 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2514 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2515 Wolfgang Gellerich <gellerich@de.ibm.com>
2517 Implement target hook for loop unrolling
2518 * target.h (loop_unroll_adjust): Add a new target hook function.
2519 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2520 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2521 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2522 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2523 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2525 (decide_unroll_stupid): Likewise.
2527 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2530 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2532 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2534 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2535 (Specific, *-*-solaris2*): Likewise.
2536 Don't prefer Sun as over GNU as.
2538 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2540 * config/s390/s390.c (override_options): Adjust the z10
2541 defaults for max-unroll-times, max-completely-peeled-insns
2542 and max-completely-peel-times.
2544 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2546 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2547 instructions for z10.
2548 (s390_expand_setmem): Likewise.
2549 (s390_expand_cmpmem): Likewise.
2551 2010-04-08 Richard Guenther <rguenther@suse.de>
2553 PR tree-optimization/43679
2554 * tree-ssa-pre.c (eliminate): Only propagate copies.
2556 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2559 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2560 set but not used variable warning.
2562 2010-04-08 Wei Guozhi <carrot@google.com>
2565 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2566 (arm_size_rtx_costs): Call the new function when optimized for size.
2568 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2571 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2572 op0 is not a MEM, just return NULL instead of assertion
2574 (discover_nonconstant_array_refs): Don't walk debug stmts.
2576 2010-04-08 Doug Kwan <dougkwan@google.com>
2578 * configure.ac: Recognize gold and do not use its version number
2579 to test ld features.
2580 * configure: Regenerate.
2582 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2585 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2586 (negate_value): Move code to push elements to broken_up_substracts ...
2587 (eliminate_plus_minus_pair): ... here. Push operands that have no
2588 negative pair to plus_negates.
2589 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2591 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2593 * doc/install.texi (Configuration): Move description of
2594 --enable-lto, --with-libelf*, --enable-gold from Java section to
2597 * doc/generic.texi (Working with declarations)
2598 (Function Properties, C and C++ Trees): Fix typos.
2599 * doc/sourcebuild.texi (Top Level): Likewise.
2601 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2604 * tree.h (DECL_READ_P): Define.
2605 (struct tree_decl_common): Add decl_read_flag.
2606 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2607 a set but not used warning.
2608 (merge_decls): Merge DECL_READ_P flag.
2609 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2610 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2611 * c-common.c (handle_used_attribute, handle_unused_attribute):
2613 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2615 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2617 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2618 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2619 c_parser_binary_expression, c_parser_cast_expression,
2620 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2621 Call default_function_array_read_conversion instead of
2622 default_function_array_conversion where needed.
2623 (c_parser_unary_expression, c_parser_conditional_expression,
2624 c_parser_postfix_expression_after_primary, c_parser_initelt):
2625 Likewise. Call mark_exp_read where needed.
2626 (c_parser_statement_after_labels, c_parser_asm_operands,
2627 c_parser_typeof_specifier, c_parser_sizeof_expression,
2628 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2630 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2632 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2633 (warn_unused_but_set_parameter): Default to warn_unused
2635 * doc/invoke.texi: Document -Wunused-but-set-variable and
2636 -Wunused-but-set-parameter.
2638 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2639 used count variable.
2640 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2641 when operandN variables aren't used in the body of the expander
2643 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2644 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2645 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2646 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2647 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2648 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2649 * tree.c (PROCESS_ARG): Likewise.
2651 2010-04-07 Simon Baldwin <simonb@google.com>
2653 * diagnostic.h (diagnostic_override_option_index): New macro to
2654 set a diagnostic's option_index.
2655 * c-tree.h (c_cpp_error): Add warning reason argument.
2656 * opts.c (_warning_as_error_callback): New.
2657 (register_warning_as_error_callback): Store callback for
2658 warnings enabled via enable_warning_as_error.
2659 (enable_warning_as_error): Call callback, minor code tidy.
2660 * opts.h (register_warning_as_error_callback): Declare.
2661 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2662 response to -Werror=.
2663 (c_common_init_options): Register warning_as_error_callback in opts.c.
2664 * common.opt: Add -Wno-cpp option.
2665 * c-common.c (struct reason_option_codes_t): Map cpp warning
2666 reason codes to gcc option indexes.
2667 * (c_option_controlling_cpp_error): New function, lookup the gcc
2668 option index for a cpp warning reason code.
2669 * (c_cpp_error): Add warning reason argument, call
2670 c_option_controlling_cpp_error for diagnostic_override_option_index.
2671 * doc/invoke.texi: Document -Wno-cpp.
2673 2010-04-07 Richard Guenther <rguenther@suse.de>
2675 * ipa-reference.c (mark_load): Use get_base_address.
2676 (mark_store): Likewise.
2678 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2679 inserting GIMPLE_NOPs into the IL.
2680 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2681 Explicitly strip handled components and indirect references.
2683 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2684 folding address expressions.
2685 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2686 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2687 operand_equal_p to compare decls.
2688 (ptr_deref_may_alias_decl_p): Likewise.
2689 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2690 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2691 Handle reversed comparison ops.
2692 * tree-sra.c (asm_visit_addr): Use get_base_address.
2693 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2694 * ipa-reference.c (mark_address): Use get_base_address.
2696 2010-04-07 Richard Guenther <rguenther@suse.de>
2698 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2699 Propagate constants everywhere.
2701 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2704 * tree.c (MAX_INT_CACHED_PREC): Define.
2705 (nonstandard_integer_type_cache): New array.
2706 (build_nonstandard_integer_type): Cache results for precision
2707 <= MAX_INT_CACHED_PREC.
2709 2010-04-07 Richard Guenther <rguenther@suse.de>
2711 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2712 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2713 * common.opt: Likewise.
2714 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2715 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2716 (nonoverlapping_memrefs_p): Likewise.
2717 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2718 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2719 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2720 OPT_fargument_noalias_global for backward compatibility.
2722 2010-04-07 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/43270
2725 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2726 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2727 * tree-ssa-pre.c (phi_translate_1): Adjust.
2728 (fully_constant_expression): Split out vn_reference handling to ...
2729 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2730 Fold reads from constant strings.
2731 (vn_reference_lookup): Handle fully constant references.
2732 (vn_reference_lookup_pieces): Likewise.
2733 * Makefile.in (expmed.o-warn): Add -Wno-error.
2735 2010-04-07 Martin Jambor <mjambor@suse.cz>
2737 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2739 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2742 * gcc.c: Add -static-libstdc++ to list of recognized options.
2744 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2746 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2748 2010-04-07 Richard Guenther <rguenther@suse.de>
2751 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2752 bases build simple mem attributes to retain points-to information.
2754 2010-04-07 Richard Guenther <rguenther@suse.de>
2757 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2758 preserve points-to related information.
2760 2010-04-07 Richard Guenther <rguenther@suse.de>
2763 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2764 discard plain indirect references.
2765 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2766 * tree.c (tree_nop_conversion): Likewise.
2768 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2771 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2773 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2775 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2776 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2778 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2780 * tree-if-conv.c: Fix indentation and comments.
2782 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2784 * tree-if-conv.c: Sort static functions in topological order.
2786 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2788 * tree-if-conv.c: Fix indentation and comments.
2790 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2793 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2794 lang_hooks.types.type_for_size instead of
2795 build_nonstandard_integer_type.
2796 When converting an unsigned type to signed, double its precision.
2797 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2798 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2799 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2802 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2805 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2806 POINTER_PLUS_EXPR for pointer types.
2808 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2811 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2812 * graphite-clast-to-gimple.c: Include langhooks.h.
2813 (max_signed_precision_type): New.
2814 (max_precision_type): Takes two types as arguments.
2815 (precision_for_value): New.
2816 (precision_for_interval): New.
2817 (gcc_type_for_interval): New.
2818 (gcc_type_for_value): New.
2819 (gcc_type_for_clast_term): New.
2820 (gcc_type_for_clast_red): New.
2821 (gcc_type_for_clast_bin): New.
2822 (gcc_type_for_clast_expr): Split up into several functions.
2823 (gcc_type_for_clast_eq): Rewritten.
2824 (compute_bounds_for_level): New.
2825 (compute_type_for_level_1): New.
2826 (compute_type_for_level): New.
2827 (gcc_type_for_cloog_iv): Removed.
2828 (gcc_type_for_iv_of_clast_loop): Rewritten.
2829 (graphite_create_new_loop): Compute the lower and upper bound types
2830 with gcc_type_for_clast_expr.
2831 (graphite_create_new_loop_guard): Same.
2832 (find_cloog_iv_in_expr): Removed.
2833 (compute_cloog_iv_types_1): Removed.
2834 (compute_cloog_iv_types): Removed.
2835 (gloog): Do not call compute_cloog_iv_types.
2836 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2838 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2839 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2840 (GBB_CLOOG_IV_TYPES): Removed.
2842 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2844 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2845 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2846 (detect_commutative_reduction): Same.
2848 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2850 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2851 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2853 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2854 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2855 (rewrite_commutative_reductions_out_of_ssa): Same.
2856 * passes.c (execute_function_todo): Call verify_ssa for every pass
2857 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2858 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2859 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2860 with an extra argument.
2861 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2862 verify_ssa only when the extra argument is true.
2863 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2864 with an extra argument.
2865 (tree_transform_and_unroll_loop): Same.
2867 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2869 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2870 for all the passes of the LNO having LOOP_CLOSED_SSA.
2871 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2872 * tree-loop-distribution.c (pass_loop_distribution): Same.
2873 * tree-pass.h (TODO_verify_loops): Removed.
2874 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2876 (pass_tree_unswitch): Same.
2877 (pass_predcom): Same.
2878 (pass_vectorize): Same.
2879 (pass_linear_transform): Same.
2880 (pass_graphite_transforms): Same.
2881 (pass_iv_canon): Same.
2882 (pass_complete_unroll): Same.
2883 (pass_complete_unrolli): Same.
2884 (pass_parallelize_loops): Same.
2885 (pass_loop_prefetch): Same.
2886 (pass_iv_optimize): Same.
2888 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2891 * passes.c (init_optimization_passes): Move pass_lim before
2892 pass_copy_prop and pass_dce_loop.
2894 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2897 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2898 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2899 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2900 MULTI_* defines for 4 argument vpermil2p* builtins.
2902 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2904 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2905 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2906 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2907 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2908 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2909 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2910 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2911 Use x86_maybe_negate_const_int to output insn mnemonic.
2912 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2913 check from instruction predicate. Update comments.
2914 * config/i386/sync.md (sync_add<mode>): Use
2915 x86_maybe_negate_const_int to output insn mnemonic.
2917 2010-04-06 Jan Hubicka <jh@suse.cz>
2919 PR tree-optimization/42906
2920 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2921 IGNORE_SELF argument. Set visited_control_parents for fully
2923 (find_obviously_necessary_stmts): Update call of
2924 mark_control_dependent_edges_necessary.
2925 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2927 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2929 * config/i386/i386.md: Remove comment about 'e' and 'E'
2932 2010-04-06 Richard Guenther <rguenther@suse.de>
2934 PR tree-optimization/43627
2935 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2936 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2939 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2941 * BASE-VER: Change to 4.6.0.
2944 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2947 2010-04-06 Richard Guenther <rguenther@suse.de>
2950 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2952 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2954 * doc/invoke.texi (Optimize Options): Document that LTO
2955 won't remove object access purely due to incompatible
2958 2010-04-04 Matthias Klose <doko@ubuntu.com>
2960 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2961 Initialize variable.
2963 2010-04-03 Richard Guenther <rguenther@suse.de>
2966 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2967 require a non-NULL MEM_OFFSET.
2969 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2971 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2972 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2973 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2974 config/alpha/predicates.md, config/arm/arm.md,
2975 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2976 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2977 config/darwin9.h, config/darwin.c, config/darwin.h,
2978 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2979 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2980 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2981 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2982 config/mips/mips.md, config/mn10300/mn10300.c,
2983 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2984 config/rs6000/aix.h, config/rs6000/dfp.md,
2985 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2986 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2987 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2988 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2989 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2990 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2991 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2992 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2993 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2994 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2995 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2996 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2997 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2998 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2999 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3000 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3001 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3002 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3003 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3004 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3005 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3006 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3007 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3008 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3009 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3010 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3011 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3012 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3013 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3014 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3015 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3016 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3017 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3018 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3019 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3020 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3022 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3025 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3026 * aclocal.m4: Regenerate.
3028 2010-04-02 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/43629
3031 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3032 if we have seen a constant value.
3034 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3036 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3038 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3041 * arm.c (legitimize_tls_address): Adjust call to
3042 gen_tls_load_dot_plus_four.
3043 (arm_note_pic_base): New function.
3044 (arm_cannot_copy_insn_p): Use it.
3045 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3048 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3053 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3055 * Makefile.in ($(out_object_file)): Depend on
3056 gt-$(basename $(notdir $(out_file))).h.
3058 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3060 * config.gcc (lm32-*-rtems*): Add t-lm32.
3062 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3064 * config.gcc: Add lm32-*-rtems*.
3065 * config/lm32/rtems.h: New file.
3067 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3070 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3072 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3074 * dwarf2out.c (output_compilation_unit_header): For
3075 -gdwarf-4 use version 4 instead of version 3.
3076 (output_line_info): For version 4 and above emit additional
3077 maximum ops per insn header field.
3078 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3080 * dwarf2out.c (is_c_family, is_java): Remove.
3081 (lower_bound_default): New function.
3082 (add_bound_info, gen_descr_array_type_die): Use it.
3084 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3087 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3088 re-declaration when it happens in a function.
3090 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3092 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3093 (cgraph_remove_function_insertion_hook): Same.
3094 (cgraph_call_function_insertion_hooks): Same.
3096 2010-04-01 Richard Guenther <rguenther@suse.de>
3099 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3100 and TREE_THIS_VOLATILE.
3101 (copy_ref_info): Likewise.
3102 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3103 * tree.c (build6_stat): Ignore side-effects of all but arg5
3104 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3107 2010-04-01 Richard Guenther <rguenther@suse.de>
3109 PR tree-optimization/43607
3110 * ipa-type-escape.c (check_call): Do not access non-existing
3113 2010-04-01 Richard Guenther <rguenther@suse.de>
3117 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3118 Jack Howarth <howarth@bromo.med.uc.edu>
3120 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3123 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3125 * doc/install.texi (Prerequisites): Document libelf usability on
3126 IRIX 5/6 and Solaris 2.
3127 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3128 Update GNU as, GNU ld requirements.
3129 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3130 Document Sun Studio compiler download.
3131 Update and simplify as, ld recommendations.
3132 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3134 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3136 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3137 with_tune_32 to pentium4.
3139 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3141 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3143 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3145 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3146 obsoletion, removal.
3148 Document GNU as requirement.
3149 Update configure requirements.
3150 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3151 Recomment IRIX 6.5.18+.
3152 Document IDF/IDL requirement.
3153 Document GNU as requirement.
3154 Document GNU ld bootstrap failure.
3155 Remove freeware.sgi.com reference.
3157 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3159 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3160 UNIX V4.0, V5.0 obsoletion, removal.
3161 Remove --with-gc=simple reference.
3162 Update VM requirements during bootstrap.
3163 Remove -oldas bootstrap description.
3164 Update binutils reference.
3165 Remove comparison failure note.
3167 2010-03-31 Richard Guenther <rguenther@suse.de>
3168 Zdenek Dvorak <ook@ucw.cz>
3169 Sebastian Pop <sebastian.pop@amd.com>
3172 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3173 with multiple arguments.
3174 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3176 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3178 * graphite-dependences.c (print_pddr): Call print_pdr with an
3180 * graphite-poly.c (debug_pdr): Add an extra argument for the
3183 (print_pbb_domain): Same.
3185 (print_scop_context): Same.
3187 (print_cloog): Same.
3188 (debug_pbb_domain): Same.
3192 (debug_scop_context): Same.
3194 (debug_cloog): Same.
3195 (print_scop_params): Same.
3196 (debug_scop_params): Same.
3197 (print_iteration_domain): Same.
3198 (print_iteration_domains): Same.
3199 (debug_iteration_domain): Same.
3200 (debug_iteration_domains): Same.
3201 (print_scattering_function): Same.
3202 (print_scattering_functions): Same.
3203 (debug_scattering_function): Same.
3204 (debug_scattering_functions): Same.
3205 * graphite-poly.h (debug_pdr): Update declaration.
3207 (print_pbb_domain): Same.
3209 (print_scop_context): Same.
3211 (print_cloog): Same.
3212 (debug_pbb_domain): Same.
3216 (debug_scop_context): Same.
3218 (debug_cloog): Same.
3219 (print_scop_params): Same.
3220 (debug_scop_params): Same.
3221 (print_iteration_domain): Same.
3222 (print_iteration_domains): Same.
3223 (debug_iteration_domain): Same.
3224 (debug_iteration_domains): Same.
3225 (print_scattering_function): Same.
3226 (print_scattering_functions): Same.
3227 (debug_scattering_function): Same.
3228 (debug_scattering_functions): Same.
3230 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3232 * graphite-poly.c (print_scattering_function_1): New.
3233 (print_scattering_function): Call it.
3234 (print_scop_params): Remove spaces at the end of lines.
3237 * graphite-poly.h (print_cloog): Declared.
3238 (debug_cloog): Declared.
3240 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3242 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3244 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3245 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3246 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3247 to switch between adding the IV bump in loop->latch or in loop->header.
3249 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3251 * graphite-poly.c (print_scattering_function): Pretty print following
3254 (print_pbb_domain): Same.
3255 (dump_gbb_cases): Same.
3256 (dump_gbb_conditions): Same.
3259 (print_scop_params): Same.
3260 (print_scop_context): Same.
3262 (print_pbb_body): New.
3263 (lst_indent_to): New.
3264 (print_lst): Start new lines with a #.
3265 * graphite-poly.h (pbb_bb): New.
3266 (pbb_index): Use pbb_bb.
3267 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3269 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3271 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3273 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3274 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3275 and 0 instead of 1 for dw_val_class_flag.
3276 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3277 dw_val_class_range_list, dw_val_class_loc_list,
3278 dw_val_class_lineptr and dw_val_class_macptr, use
3279 DW_FORM_flag_present for dw_val_class_flag and
3280 DW_FORM_exprloc for dw_val_class_loc.
3281 (output_die): For -gdwarf-4 print dw_val_class_loc
3282 size as uleb128 instead of 1 or 2 bytes and don't print
3283 anything for dw_val_class_flag.
3285 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3286 instead of cselib_lookup following by tweaking locs->setting_insn.
3289 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3290 even before returning from label, setjmp call or volatile asm
3293 2010-03-31 Richard Guenther <rguenther@suse.de>
3296 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3297 temporary data on stack.
3299 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3301 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3302 (PUSHSECTION_ASM_OP): Remove.
3303 (POPSECTION_ASM_OP): Remove.
3304 (PUSHSECTION_FORMAT): Remove.
3305 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3306 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3307 * config/sol2.c (solaris_output_init_fini): Use it.
3309 2010-03-31 Jie Zhang <jie@codesourcery.com>
3312 * opt-functions.awk (var_type_struct): Use signed char type
3313 for simple variables.
3315 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3317 * config/sol2.c: Include output.h.
3318 (solaris_assemble_visibility): New function.
3319 * config/t-sol2 (sol2.o): Add output.h dependency.
3320 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3321 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3324 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3327 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3328 V2SImode or XFmode on PRE_DEC.
3331 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3334 2010-03-31 Jie Zhang <jie@codesourcery.com>
3337 * reload.h (caller_save_initialized_p): Declare.
3338 * toplev.c (backend_init_target): Don't call
3339 init_caller_save but set caller_save_initialized_p to false.
3340 * caller-save.c (caller_save_initialized_p): Define.
3341 (init_caller_save): Check caller_save_initialized_p.
3342 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3344 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3347 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3348 and soft-fp/t-softfp to tmake_file.
3349 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3350 (LIBGCC2_TF_CEXT): Define.
3353 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3356 * cselib.c (n_useless_values): Document handling of debug locs.
3357 (n_useless_debug_values, n_debug_values): New variables.
3358 (new_elt_loc_list): Don't add to debug values, keep count.
3359 (promote_debug_loc): New.
3360 (cselib_reset_table): Zero new variables.
3361 (entry_and_rtx_equal_p): Promote debug locs.
3362 (discard_useless_locs): Increment n_useless_debug_values for
3364 (remove_useless_values): Adjust n_useless_values and n_debug_values
3365 with n_useless_debug_values.
3366 (add_mem_for_addr): Promote debug locs.
3367 (cselib_lookup_mem): Likewise.
3368 (cselib_lookup_addr): Renamed to...
3369 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3370 (cselib_log_lookup): ... this. Turn into...
3371 (cselib_lookup_addr): ... new wrapper.
3372 (cselib_lookup_from_insn): New.
3373 (cselib_invalidate_regno): Increment n_useless_debug_values for
3375 (cselib_invalidate_mem): Likewise.
3376 (cselib_process_insn): Take n_deleted and n_debug_values into
3377 account to guard remove_useless_value call.
3378 (cselib_finish): Zero n_useless_debug_values.
3379 * cselib.h (cselib_lookup_from_insn): Declare.
3380 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3381 (sched_analyze_2): Likewise.
3383 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3385 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3387 (adjust_mems): Replace narrowing SUBREG of expression containing
3388 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3389 with operations in the narrower mode.
3392 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3393 regs_invalidated_by_call instead all call_used_reg_set registers.
3395 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3398 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3399 pointer comparisons with types_compatible_p.
3400 * tree-vect-stmts.c (vectorizable_call): Same.
3401 (vectorizable_condition): Same.
3403 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3405 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3406 stack check if the mask would be zero.
3408 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3409 Jack Howarth <howarth@bromo.med.uc.edu>
3411 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3414 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3417 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3419 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3420 Include ___unordxf2 and ___unordtf2.
3421 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3424 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3426 * config/lm32/t-lm32: New file.
3427 * config.gcc: Use the above file when targetting lm32.
3429 2010-03-28 Duncan Sands <baldrick@free.fr>
3431 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3433 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3436 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3437 Improve vectorization cost model diagnostic.
3439 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3442 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3443 compute_data_dependences_for_loop returns false, early exit
3444 and output an extra diagnostic for the failed data reference
3447 2010-03-29 Richard Guenther <rguenther@suse.de>
3449 PR tree-optimization/43560
3450 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3451 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3453 2010-03-29 Jie Zhang <jie@codesourcery.com>
3456 * toplev.c (process_options): Set optimization_default_node
3457 and optimization_current_node.
3458 * opts.c (decode_options): Don't set optimization_default_node
3459 and optimization_current_node.
3461 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3463 * config/rtems.h: Abandon -qrtems_debug.
3465 2010-03-28 Jan Hubicka <jh@suse.cz>
3467 PR tree-optimization/43505
3468 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3469 map should not be copied.
3471 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3474 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3475 cdtors, set DECL_PRESERVE_P.
3476 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3479 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3481 PR tree-optimization/43528
3482 * stor-layout.c (place_field): Check that constant fits into
3483 unsigned HWI when skipping calculation of MS bitfield layout.
3485 2010-03-27 Jan Hubicka <jh@suse.cz>
3488 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3489 notice_global_symbol work.
3491 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3493 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3494 instead of dwarf2out_decl.
3495 (struct var_loc_node): Remove section_label field.
3496 (dwarf2out_function_decl): New function.
3497 (dwarf2out_var_location): Don't set section_label field.
3498 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3500 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3502 PR tree-optimization/43544
3503 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3504 First argument for builtin vectorized function hook is now a
3505 tree to be able to distinguish between machine specific and
3507 * targhooks.c (default_builtin_vectorized_function): Ditto.
3508 * targhooks.h (default_builtin_vectorized_function): Ditto.
3509 * target.h (struct gcc_target): Ditto.
3510 * tree-vect-stmts.c (vectorizable_function): Ditto.
3511 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3512 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3515 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3518 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3519 nested binding iff it is a FUNCTION_DECL.
3520 (store_parm_decls_newstyle): Pass nested=true to bind for
3521 FUNCTION_DECLs amongst parameters.
3523 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3525 * var-tracking.c (vt_expand_loc_callback): Don't run
3526 cselib_expand_value_rtx_cb in dummy mode if
3527 cselib_dummy_expand_value_rtx_cb returned false.
3529 * var-tracking.c (emit_note_insn_var_location): For one part
3530 notes with offset 0, don't add EXPR_LIST around the location.
3531 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3532 add_location_or_const_value_attribute): Adjust for that change.
3535 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3536 into first operand and location into second.
3537 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3538 dw_cfi_oprnd_loc for DW_CFA_expression.
3539 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3540 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3541 assume first argument is regnum and second argument is location.
3543 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3546 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3547 of scratch register to DImode. Split to DImode comparison operator.
3548 Use SImode subreg of scratch register in the multiplication.
3549 (*cmp_sadd_sidi): Ditto.
3550 (*cmp_ssub_si): Ditto.
3551 (*cmp_ssub_sidi): Ditto.
3553 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3556 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3557 Remove invalid assert and wrong comment.
3559 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3562 * flags.h (final_insns_dump_p): New extern.
3563 * final.c (final_insns_dump_p): New variable.
3564 (rest_of_clean_state): Set it before -fdump-final-insns=
3565 dumping, clear afterwards.
3566 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3567 MEM_ALIAS_SET on MEMs.
3569 2010-03-26 David S. Miller <davem@davemloft.net>
3571 * configure.ac: Fix sparc GOTDATA_OP bug check.
3572 * configure: Rebuild.
3574 2010-03-26 Alan Modra <amodra@gmail.com>
3576 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3578 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3580 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3581 TLS_SECTION_ASM_FLAG.
3583 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3586 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3587 Clear first_function_block_is_cold.
3590 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3591 argument if the argument is truth_value_p.
3593 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3595 * config/rs6000/constraints.md: Update copyright year for my changes.
3598 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3599 used in reg+reg addressing, swap registers.
3601 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3604 * target.h (struct gcc_target): Add code_end hook.
3605 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3607 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3608 * toplev.c (compile_file): Call targetm.asm_out.code_end
3609 hook before unwind info/debug info output.
3610 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3611 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3612 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3613 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3614 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3615 * config/i386/i386.c (ix86_file_end): Renamed to...
3616 (ix86_code_end): ... this. Make static. Don't call
3617 file_end_indicate_exec_stack. Emit unwind info using
3618 final_start_function/final_end_function.
3619 (darwin_x86_file_end): Remove.
3620 (TARGET_ASM_CODE_END): Define.
3621 * config/i386/i386.h (TARGET_ASM_FILE_END,
3622 NEED_INDICATE_EXEC_STACK): Don't define.
3623 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3624 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3625 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3626 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3629 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3630 at the beginning and final_end_function at the end.
3631 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3633 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3635 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3636 and Sun as TLS syntax.
3637 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3638 * configure: Regenerate.
3639 * config.in: Regenerate.
3640 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3641 (default_elf_asm_named_section): Use it.
3642 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3643 (i386_output_dwarf_dtprel): Likewise.
3644 (output_addr_const_extra): Likewise.
3645 (output_pic_addr_const): Lowercase @GOTTPOFF.
3646 (output_addr_const_extra): Likewise.
3647 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3648 (output_addr_const_extra): Likewise.
3649 (output_pic_addr_const): Lowercase @INDNTPOFF.
3650 (output_addr_const_extra): Likewise.
3651 (output_pic_addr_const): Lowercase @NTPOFF.
3652 (output_addr_const_extra): Likewise.
3653 (output_pic_addr_const): Lowercase @TPOFF.
3654 (output_addr_const_extra): Likewise.
3655 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3656 (*tls_global_dynamic_64): Likewise.
3657 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3658 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3660 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3661 (ASM_OUTPUT_TLS_COMMON): Use it.
3662 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3665 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3666 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3667 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3668 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3669 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3670 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3672 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3674 * config/i386/i386.c (override_options): Don't accept
3675 -mtls-dialect=sun any longer.
3676 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3677 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3678 (*tls_local_dynamic_base_32_sun): Likewise.
3679 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3681 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3684 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3685 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3688 * ira.c (adjust_cleared_regs): New function.
3689 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3693 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3695 * expr.c (expand_expr_real): Restore previous
3696 curr_insn_source_location and curr_insn_block after
3697 expand_expr_real_1 call.
3698 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3699 instead of expand_expr_real_1.
3701 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3703 PR rtl-optimization/43413
3704 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3707 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3710 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3711 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3713 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3715 * config/i386/i386.c (ix86_target_string): Add -mfma.
3716 Fix a typo in comment.
3718 2010-03-22 Mike Stump <mikestump@comcast.net>
3721 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3722 Don't overly align based upon packed packed fields.
3724 2010-03-22 Jason Merrill <jason@redhat.com>
3726 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3727 Use () rather than [], and move before the element type.
3729 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3731 * doc/configfiles.texi (Configuration Files): Removed
3732 fixinc/Makefile*, intl/Makefile.*.
3733 * doc/makefile.texi: Fixed markup. Abstract from version
3734 control system used.
3735 (Makefile): Removed obsolete gcc/java/parse.y example.
3736 * doc/sourcebuild.texi: Likewise.
3737 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3738 libgomp, libssp. Removed fastjar.
3739 (Miscellaneous Docs): Clarify location.
3740 Added COPYING3, COPYING3.LIB.
3741 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3743 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3746 * config/i386/i386.c (x86_function_profiler)
3747 [!NO_PROFILE_COUNTERS]: Fix typo.
3748 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3751 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3752 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3754 * doc/sourcebuild.texi (Test Directives): Split into six
3755 subsections, with most of the current text in new subsections
3756 Directives, Selectors, and Final Actions.
3757 (Directives): Split list of test directives into multiple
3759 (Selectors): Describe use and syntax of selectors.
3760 (Effective-Target Keywords): Describe all existing keywords.
3761 (Add Options): Describe features for dg-add-options.
3762 (Require Support): Describe variants of dg-require-support.
3763 (Final Actions): Describe commands to use in dg-final.
3765 2010-03-22 Michael Matz <matz@suse.de>
3768 * recog.c (validate_replace_rtx_group): Replace also in
3769 REG_EQUAL and REG_EQUIV notes.
3771 2010-03-22 Richard Guenther <rguenther@suse.de>
3773 PR tree-optimization/43390
3774 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3775 sure vector extracts are type correct.
3777 2010-03-22 Richard Guenther <rguenther@suse.de>
3780 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3781 x * sqrt (x) even when optimizing for size if the target
3782 has native support for sqrt.
3784 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3786 * varasm.c (make_decl_rtl_for_debug): Also clear
3787 flag_mudflap for the duration of make_decl_rtl call.
3790 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3791 locs from preserved VALUEs.
3793 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3796 * pa.md (movmemsi): Set align to one if zero.
3797 (movmemdi): Likewise.
3799 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3802 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3803 with their corresponding prologue pushes.
3805 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3808 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3809 at the begining or end.
3810 (spu_expand_epilogue): Likewise.
3812 2010-03-20 Richard Guenther <rguenther@suse.de>
3814 PR rtl-optimization/43438
3815 * combine.c (make_extraction): Properly zero-/sign-extend an
3816 extraction of the low part of a CONST_INT. Also handle
3819 2010-03-19 Mike Stump <mikestump@comcast.net>
3821 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3822 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3823 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3825 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3828 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3831 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3833 PR rtl-optimization/42258
3834 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3835 use that may match DEF.
3838 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3839 the cost of loading the constant rather than assuming
3841 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3842 outer code is AND, do the same tests as the andsi3 expander and
3843 return COSTS_N_INSNS (1) if and is cheap.
3845 * optabs.c (avoid_expensive_constant): Fix formatting.
3847 2010-03-19 Michael Matz <matz@suse.de>
3850 * attribs.c (decl_attributes): When rebuilding a function pointer
3851 type use the same qualifiers as the original pointer type.
3853 2010-03-19 Martin Jambor <mjambor@suse.cz>
3855 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3856 and is_gimple_ip_invariant_address.
3858 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3861 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3863 * config/arm/arm.c (arm_override_options): Turn off
3864 flag_dwarf2_cfi_asm for AAPCS variants.
3866 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3869 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3870 Use PRE_MODIFY instead of PRE_DEC.
3871 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3872 (vfp_emit_fstmd): Likewise.
3874 2010-03-19 Michael Matz <matz@suse.de>
3877 * builtins.c (expand_builtin_interclass_mathfn,
3878 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3881 2010-03-19 Richard Guenther <rguenther@suse.de>
3883 PR tree-optimization/43415
3884 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3885 (phi_translate_1): ... this.
3886 (phi_translate): Move all caching here. Cache all NARY
3887 and REFERENCE translations.
3889 2010-03-19 David S. Miller <davem@davemloft.net>
3891 With help from Eric Botcazou.
3892 * config/sparc/sparc.c: Include dwarf2out.h.
3893 (emit_pic_helper): Delete.
3894 (pic_helper_symbol_name): Delete.
3895 (pic_helper_emitted_p): Delete.
3896 (pic_helper_needed): New.
3897 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3898 (get_pc_thunk_name): New.
3899 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3900 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3901 Set pic_helper_needed to true. Don't call emit_pic_helper.
3902 (sparc_expand_prologue): Update load_pic_register call.
3903 (sparc_output_mi_thunk): Likewise.
3904 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3905 thunk if possible. Output CFI information as needed.
3907 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3908 Jack Howarth <howarth@bromo.med.uc.edu>
3911 * config/i386/i386.h: Fix ABI on darwin x86-32.
3913 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3915 * tree.h: Declare make_decl_rtl_for_debug.
3916 * varasm.c (make_decl_rtl_for_debug): New.
3917 * dwarf2out.c (rtl_for_decl_location): Call it.
3918 * cfgexpand.c (expand_debug_expr): Call it.
3920 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3923 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3927 * var-tracking.c (vt_init_cfa_base): Do nothing if
3928 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3930 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3933 * var-tracking.c (canonicalize_vars_star): New.
3934 (dataflow_post_merge_adjust): Use it.
3936 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3939 * var-tracking.c (non_suitable_const): New function.
3940 (add_uses): For DEBUG_INSNs with constants, don't record any
3941 value, instead just the constant value itself.
3942 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3943 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3944 (emit_notes_in_bb): Likewise.
3945 (emit_note_insn_var_location): For onepart variables if
3946 cur_loc is a VOIDmode constant, use DECL_MODE.
3948 2010-03-18 Martin Jambor <mjambor@suse.cz>
3951 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3952 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3953 all non-clones. Moved call redirection...
3954 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3955 (cgraph_materialize_all_clones): Dispose of all
3956 combined_args_to_skip bitmaps.
3957 (verify_cgraph_node): Do not check for edges pointing to wrong
3958 nodes in inline clones.
3959 * tree-inline.c (copy_bb): Call
3960 cgraph_redirect_edge_call_stmt_to_callee.
3961 * ipa.c (cgraph_remove_unreachable_nodes): Call
3962 cgraph_node_remove_callees even when there are used clones.
3964 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3966 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3968 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3971 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3974 2010-03-18 Michael Matz <matz@suse.de>
3977 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3978 into sqrt(x) if we need to preserve signed zeros.
3980 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3981 Eric Botcazou <ebotcazou@adacore.com>
3983 PR rtl-optimization/43360
3984 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3985 note if we don't know its invariant status.
3987 2010-03-18 Michael Matz <matz@suse.de>
3989 PR tree-optimization/43402
3990 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3991 PHI chains of ssa names registered for update.
3993 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3996 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3997 non-offsettable and pre_modify update addressing.
3998 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3999 and "2" alternatives "#".
4000 (*movdd_softfloat32): Make all alternatives "#";
4001 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4002 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4003 (*movdf_softfloat32): Make all alternatives "#";
4004 (movdi): Use the new DIFD mode iterator to create a common splitter
4005 for movdi, movdf and movdd patterns.
4007 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4009 * common.opt (dumpdir): Remove redundant tab.
4011 2010-03-17 Martin Jambor <mjambor@suse.cz>
4013 PR tree-optimization/43347
4014 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4015 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4017 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4019 PR rtl-optimization/42216
4020 * regrename.c (create_new_chain): New function, broken out from...
4021 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4022 appending a use to an empty chain.
4023 (build_def_use): Remove previous changes that convert OP_INOUT to
4024 OP_OUT operands; instead detect the case where an OP_INOUT operand
4025 uses a previously untracked register and create an empty chain for it.
4027 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4029 * doc/extend.texi (Function Attributes): Rewrite unfinished
4030 sentence in ms_abi documentation.
4032 2010-03-17 Alan Modra <amodra@gmail.com>
4034 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4035 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4036 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4037 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4039 2010-03-16 Richard Henderson <rth@redhat.com>
4042 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4043 (lower_try_finally): Save and restore eh_seq around the expansion
4046 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4048 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4049 statements before splitting block.
4051 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4053 * doc/sourcebuild.texi (Testsuites): Fix markup.
4054 Use pathnames relative to gcc/testsuite.
4055 (Test Directives): Move description of how timeout is determined.
4056 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4057 (C Tests): Correct gcc.misc-tests directory.
4058 Framework tests now live in gcc.test-framework.
4060 2010-03-16 Richard Guenther <rguenther@suse.de>
4063 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4064 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4066 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4067 Alexandre Oliva <aoliva@redhat.com>
4069 PR tree-optimization/42917
4070 * lambda-code.c (remove_iv): Skip debug statements.
4071 (lambda_loopnest_to_gcc_loopnest): Likewise.
4072 (not_interesting_stmt): Debug statements are not interesting.
4074 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4078 * cselib.c (cselib_preserve_constants,
4079 cfa_base_preserved_val): New static variables.
4080 (preserve_only_constants): New function.
4081 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4082 clear its REG_VALUES. If cselib_preserve_constants, don't
4083 empty the whole hash table, but preserve there VALUEs with constants,
4084 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4085 (cselib_preserve_cfa_base_value): New function.
4086 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4087 (cselib_init): Change argument to int bitfield. Set
4088 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4090 (cselib_finish): Clear cselib_preserve_constants and
4091 cfa_base_preserved_val.
4092 * cselib.h (enum cselib_record_what): New enum.
4093 (cselib_init): Change argument to int.
4094 (cselib_preserve_cfa_base_value): New prototype.
4095 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4096 * dse.c (dse_step1): Likewise.
4097 * cfgcleanup.c (thread_jump): Likewise.
4098 * sched-deps.c (sched_analyze): Likewise.
4099 * gcse.c (local_cprop_pass): Likewise.
4100 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4101 If FN is non-NULL, call the callback always and whenever it returns
4102 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4103 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4104 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4105 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4106 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4107 * var-tracking.c: Include recog.h.
4108 (bb_stack_adjust_offset): Remove.
4109 (vt_stack_adjustments): Don't call it, instead just gather the
4110 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4111 (adjust_stack_reference): Remove.
4112 (compute_cfa_pointer): New function.
4113 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4114 (struct adjust_mem_data): New type.
4115 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4117 (get_address_mode): New function.
4118 (replace_expr_with_values): Use it.
4119 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4120 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4121 (adjust_sets): Remove.
4122 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4123 Use get_address_mode.
4124 (get_adjusted_src): Remove.
4125 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4126 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4127 (add_with_sets): Don't call adjust_sets.
4128 (fp_setter, vt_init_cfa_base): New functions.
4129 (vt_initialize): Change return type to bool. Move most of pool etc.
4130 initialization to the beginning of the function from end. Pass
4131 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4132 If !frame_pointer_needed, call vt_stack_adjustment before mos
4133 vector is filled, call vt_init_cfa_base if argp/framep has been
4134 eliminated to sp. If frame_pointer_needed and argp/framep has
4135 been eliminated to hard frame pointer, set
4136 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4137 encountering fp setter in the prologue. For MO_ADJUST, call
4138 log_op_type before pusing the op into mos vector, not afterwards.
4139 Call adjust_insn before cselib_process_insn/add_with_sets,
4140 call cancel_changes (0) afterwards.
4141 (variable_tracking_main_1): Adjust for vt_initialize calling
4142 vt_stack_adjustments and returning whether it succeeded or not.
4144 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4146 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4149 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4151 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4153 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4154 drap_reg has not been set.
4156 2010-03-15 Michael Matz <matz@suse.de>
4159 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4160 use it to expand block copies.
4161 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4162 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4163 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4165 2010-03-15 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/43367
4168 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4171 2010-03-15 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/43317
4174 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4176 2010-03-15 Martin Jambor <mjambor@suse.cz>
4178 PR tree-optimization/43141
4179 * tree-sra.c (create_abstract_origin): New function.
4180 (modify_function): Call create_abstract_origin.
4182 2010-03-15 Chris Demetriou <cgd@google.com>
4184 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4187 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4190 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4191 call insert_out_of_ssa_copy for default definitions.
4193 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4195 * graphite-clast-to-gimple.c (my_long_long): Defined.
4196 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4197 * graphite-sese-to-poly.c (my_long_long): Defined.
4198 (scop_ivs_can_be_represented): Use it.
4200 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4202 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4203 graphite-max-bbs-per-function, and loop-block-tile-size.
4204 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4206 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4208 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4210 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4211 forward declaration.
4212 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4213 (add_upper_bounds_from_estimated_nit): New.
4214 (build_loop_iteration_domains): Use it.
4216 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4218 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4220 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4223 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4224 should be an INTEGER_CST. Also handle CASE_CONVERT.
4226 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4228 * graphite.c (graphite_initialize): To bound the number of bbs per
4229 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4230 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4231 * doc/invoke.texi: Document it.
4233 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4235 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4236 * graphite-sese-to-poly.h (build_poly_scop): Same.
4238 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4240 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4241 the number of parameters in the scop. Use as an upper bound
4242 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4243 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4244 * doc/invoke.texi: Document it.
4246 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4248 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4249 * doc/c-tree.texi: Remove.
4250 * doc/generic.texi: Merge c-tree.texi here.
4251 * doc/gccint.texi (Trees): Remove menu entry.
4252 (c-tree.texi): Remove @include.
4253 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4254 * doc/languages.texi (Reading RTL): Ditto.
4256 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4259 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4261 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4264 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4265 code added to work around reload clobbering CONST insns.
4267 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4269 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4270 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4271 (cselib_preserve_only_values): Remove retain argument, don't
4272 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4273 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4274 * var-tracking.c (micro_operation): Move insn field before union.
4275 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4276 (struct variable_tracking_info_def): Remove n_mos field, change
4277 mos into a vector of micro_operations.
4278 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4279 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4280 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4281 changing into a vector.
4282 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4283 come before all other uops generated by add_stores.
4284 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4286 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4287 a vector. Run just one pass over the bbs instead of separate counting
4288 and computation phase.
4289 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4292 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4293 into *nonlocalized_list vector.
4294 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4295 even if origin is non-NULL.
4296 (gen_variable_die): Likewise.
4297 (process_scope_var): Don't change origin.
4298 (gen_decl_die): Likewise.
4299 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4300 before adding new edges instead of after it, fix moving over
4303 2010-03-11 David S. Miller <davem@davemloft.net>
4305 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4307 * configure: Rebuild.
4309 2010-03-11 Martin Jambor <mjambor@suse.cz>
4311 PR tree-optimization/43257
4312 * tree.c (assign_assembler_name_if_neeeded): New function.
4313 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4315 * tree.h (assign_assembler_name_if_neeeded): Declare.
4316 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4317 the function if needed.
4319 2010-03-11 Chris Demetriou <cgd@google.com>
4321 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4322 include/stdint-gcc.h, and include/stdint.h world-readable.
4324 2010-03-11 Richard Guenther <rguenther@suse.de>
4326 PR tree-optimization/43255
4327 * tree-vrp.c (process_assert_insertions_for): Do not insert
4328 asserts for trivial conditions.
4330 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4332 PR tree-optimization/43280
4333 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4334 generation. Move calculation of size out of the if branch.
4335 (find_bswap): Modify compare number generation.
4337 2010-03-11 Richard Guenther <rguenther@suse.de>
4340 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4341 (input_gimple_stmt): Fixup handled component types during
4342 operand read. Also fix up decls in ADDR_EXPRs.
4344 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4346 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4347 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4349 2010-03-10 Jan Hubicka <jh@suse.cz>
4352 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4353 * varasm.c (get_variable_section): Don't do that here...
4354 (make_decl_rtl): ... and here.
4355 (do_assemble_alias): Produce decl RTL.
4356 (assemble_alias): Likewise.
4358 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4361 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4362 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4364 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4365 (based_loc_descr): Only express drap or vdrap regno based expressions
4366 using DW_OP_fbreg when not optimizing.
4367 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4368 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4369 REG_CFA_SET_VDRAP note.
4371 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4373 PR tree-optimization/43236
4374 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4375 error in calculation of base address in reverse iteration case.
4376 (generate_builtin): Take number of latch executions if the statement
4379 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4382 * tree-eh.c: Include pointer-set.h.
4383 (lower_eh_dispatch): Filter out duplicate case labels and
4384 remove the unneeded edge when the label is unused. Return
4385 true when some edges are removed.
4386 (execute_lower_eh_dispatch): When any lowering resulted in
4387 removing an edge, also delete unreachable blocks.
4389 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4392 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4393 UNSPEC_MACHOPIC_OFFSET.
4395 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4398 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4399 (m68k_delegitimize_address): New function.
4401 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4404 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4407 * var-tracking.c (adjust_sets): New function.
4408 (count_with_sets, add_with_sets): Use it.
4409 (get_adjusted_src): New inline function.
4410 (add_stores): Use it.
4413 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4414 call cselib_dummy_expand_value_rtx_cb instead of
4415 cselib_expand_value_rtx_cb.
4418 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4419 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4420 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4421 and .cfi_endproc around the pic thunks.
4422 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4423 all queued unwind info register saves are saved before the call.
4424 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4425 considered as sp-=4 for unwind info and the pop as sp+=4 which
4426 also clobbers dest, but doesn't actually restore it.
4429 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4430 RTX_FRAME_RELATED_P.
4432 2010-03-09 Jie Zhang <jie@codesourcery.com>
4434 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4435 whitespaces in output template.
4437 2010-03-09 Jie Zhang <jie@codesourcery.com>
4439 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4442 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4444 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4445 builtins.exp in a separate job.
4447 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4449 * graphite-sese-to-poly.c (add_param_constraints): Use
4450 lower_bound_in_type and upper_bound_in_type.
4452 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4454 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4455 instead of unsigned_type_node.
4457 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4458 Reza Yazdani <reza.yazdani@amd.com>
4461 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4462 on pointer type parameters.
4464 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4468 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4469 handle conversions from pointer to integers.
4470 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4471 induction variable, to be able to work with code generated by CLooG.
4472 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4473 (build_poly_scop): Bail out if we cannot codegen a loop.
4475 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4477 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4478 code generation with gloog_error.
4480 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4482 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4483 Call fold_convert on all the returned values.
4484 (expand_scalar_variables_expr): Pass to
4485 expand_scalar_variables_ssa_name the type of the resulting expression.
4487 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4489 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4490 ppl_min_for_le_pointset.
4491 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4492 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4494 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4496 * graphite-dependences.c (map_into_dep_poly): Removed.
4497 (dependence_polyhedron_1): Use combine_context_id_scat.
4499 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4501 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4502 (struct poly_bb): Same.
4503 (combine_context_id_scat): New.
4505 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4508 * sese.c (name_defined_in_loop_p): Return false for default
4511 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4513 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4514 and clean up the logic.
4516 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4518 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4521 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4523 * var-tracking.c (remove_cselib_value_chains): Define only for
4525 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4526 delete_slot_part, emit_notes_for_differences_1): Don't call
4527 remove_cselib_value_chains here.
4528 (set_slot_part, emit_notes_for_differences_2): Don't call
4529 add_cselib_value_chains here.
4530 (preserved_values): New vector.
4531 (preserve_value): New function.
4532 (add_uses, add_stores, vt_add_function_parameters): Use it
4533 instead of cselib_preserve_value.
4534 (changed_values_stack): New vector.
4535 (check_changed_vars_0): New function.
4536 (check_changed_vars_1, check_changed_vars_2): Use it.
4537 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4538 changed_values_stack VALUEs.
4539 (vt_emit_notes): For all preserved_values call
4540 add_cselib_value_chains. If ENABLE_CHECKING call
4541 remove_cselib_value_chains before verifying value_chains is empty.
4542 Initialize and free changed_values_stack.
4543 (vt_initialize): Initialize preserved_values.
4544 (vt_finalize): Free preserved_values.
4546 2010-03-08 Richard Guenther <rguenther@suse.de>
4548 PR tree-optimization/43269
4549 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4552 2010-03-08 Martin Jambor <mjambor@suse.cz>
4554 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4555 (ipa_is_param_called): Removed.
4556 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4557 (ipa_print_node_params): Do not print the called flag.
4558 (ipa_write_node_info): Do not stream the called flag.
4559 (ipa_read_node_info): Likewise.
4561 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4564 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4565 * cselib.c (struct expand_value_data): Add dummy field.
4566 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4568 (cselib_dummy_expand_value_rtx_cb): New function.
4569 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4571 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4572 * var-tracking.c: Include pointer-set.h.
4573 (variable): Change n_var_parts to char from int. Add
4574 cur_loc_changed and in_changed_variables fields.
4575 (variable_canonicalize): Remove.
4576 (shared_var_p): New inline function.
4577 (unshare_variable): Maintain cur_loc_changed and
4578 in_changed_variables fields. If var was in changed_variables,
4579 replace it there with new_var. Just copy cur_loc instead of
4580 resetting it to something else.
4581 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4582 (dataflow_set_union): Don't call variable_canonicalize.
4583 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4584 of their DEBUG_EXPR_TREE_DECLs.
4585 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4586 and in_changed_variables and cur_loc_changed is false.
4587 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4588 and cur_loc_changed. Don't update cur_loc here.
4589 (variable_merge_over_src): Don't call variable_canonicalize.
4590 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4591 removing loc that is equal to cur_loc, clear cur_loc,
4592 set cur_loc_changed and ensure variable_was_changed is called.
4593 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4594 compare pointers in cur_loc check, if it is equal to loc,
4595 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4596 (variable_different_p): Remove compare_current_location argument,
4597 don't compare cur_loc.
4598 (dataflow_set_different_1): Adjust variable_different_p caller.
4599 (variable_was_changed): If dv had some var in changed_variables
4600 already, reset in_changed_variables flag for it and propagate
4601 cur_loc_changed over to the new variable. On empty var
4602 always set cur_loc_changed. Set in_changed_variables on whatever
4603 var is added to changed_variables.
4604 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4605 Use shared_var_p. When removing loc that is equal to cur_loc,
4606 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4607 end, don't set it to something else, just call variable_was_changed.
4608 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4609 loc being removed, clear cur_loc and set cur_loc_changed.
4610 Set cur_loc_changed if all locations have been removed.
4611 (struct expand_loc_callback_data): New type.
4612 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4613 allocated. Always create SUBREGs if simplify_subreg failed.
4614 Prefer to use cur_loc, when that fails and still in
4615 changed_variables (and seen first time) recompute it. Set
4616 cur_loc_changed of variables which had to change cur_loc and
4617 compute elcd->cur_loc_changed if any of the subexpressions used
4618 had to change cur_loc.
4619 (vt_expand_loc): Adjust to pass arguments in
4620 expand_loc_callback_data structure.
4621 (vt_expand_loc_dummy): New function.
4622 (emitted_notes): New variable.
4623 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4624 that weren't used for any other decl in current
4625 emit_notes_for_changes call call vt_expand_loc_dummy to update
4626 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4627 first loc_chain location if NULL before. Always use just
4628 cur_loc instead of first loc_chain location. When cur_loc_changed
4629 is false, when not --enable-checking=rtl just don't emit any note.
4630 When rtl checking, compute the note and assert it is the same
4631 as previous note. Clear cur_loc_changed and in_changed_variables
4632 at the end before removing from changed_variables.
4633 (check_changed_vars_3): New function.
4634 (emit_notes_for_changes): Traverse changed_vars to call
4635 check_changed_vars_3 on each changed var.
4636 (emit_notes_for_differences_1): Clear cur_loc_changed and
4637 in_changed_variables. Recompute cur_loc of new_var.
4638 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4639 (vt_emit_notes): Initialize and destroy emitted_notes.
4641 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4643 PR rtl-optimization/42220
4644 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4645 Use verify_reg_tracked to determine if we should use OP_OUT rather
4647 (build_def_use): If we see an in-out operand for a register that we
4648 know nothing about, treat is an output if possible, fail the block if
4651 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4654 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4657 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4660 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4661 uses of relevant DEFs that are dead outside the loop too.
4663 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4665 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4667 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4669 * var-tracking.c (values_to_unmark): New variable.
4670 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4671 values_to_unmark vector. Moved body to...
4672 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4673 instead queue it into values_to_unmark vector.
4674 (vt_find_locations): Free values_to_unmark vector.
4676 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4678 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4679 (site.exp): Export them when plugins are enabled.
4681 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4684 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4686 (chrec_fold_multiply): Same.
4688 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4691 * c-decl.c (build_compound_literal): Return early if init is
4694 2010-03-04 Martin Jambor <mjambor@suse.cz>
4696 PR tree-optimization/43164
4697 PR tree-optimization/43191
4698 * tree-sra.c (type_consists_of_records_p): Reject records with
4699 zero-size bit-fields at the end.
4701 2010-03-04 Mike Stump <mikestump@comcast.net>
4703 * Makefile.in (TAGS): Remove *.y.
4705 2010-03-04 Richard Guenther <rguenther@suse.de>
4707 PR tree-optimization/40761
4708 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4710 (my_rev_post_order_compute): New function.
4711 (init_pre): Call it.
4713 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4716 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4717 decrease the cost of an IV candidate when the cost is infinite.
4719 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4721 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4722 Use '3DNow!' for the extension of that name, ensure normal space
4724 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4726 2010-03-03 Jeff Law <law@redhat.com>
4728 * PR middle-end/32693
4729 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4730 than gen_rtx_SUBREG.
4731 (extract_bit_field_1): Likewise.
4733 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4735 * doc/sourcebuild.texi (Test directives): Document that arguments
4736 include-opts and exclude-opts are now optional for dg-skip-if,
4737 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4739 2010-03-03 Jason Merrill <jason@redhat.com>
4742 * cgraph.h (varpool_node): Add extra_name field.
4743 * varpool.c (varpool_extra_name_alias): New.
4744 (varpool_assemble_decl): Emit extra name aliases.
4745 (varpool_mark_needed_node): Look past an extra name alias.
4746 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4747 * lto-streamer-in.c (lto_input_tree): Read it.
4748 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4750 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4752 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4753 (sparc*-*-solaris2*): ...this.
4755 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4758 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4759 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4760 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4761 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4764 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4765 fallthrough to default handling, just with want_address 0 instead of 2.
4766 For single element lists, add_AT_loc directly, otherwise create an
4767 artificial variable DIE and stick location list to it.
4770 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4771 (VAL_EXPR_HAS_REVERSE): Define.
4772 (reverse_op): New function.
4773 (add_stores): For reversible operations add an extra MO_VAL_USE.
4775 2010-03-02 Jason Merrill <jason@redhat.com>
4777 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4779 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4781 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4782 (sparc64-*-linux*): Likewise.
4783 (sparc64-*-solaris2*): Include assembler files before linker ones.
4784 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4785 * config/sparc/gas.h: Delete.
4786 * config/sparc/sol2-64.h: Add copyright notice.
4787 * config/sparc/sol2-gas-bi.h: Likewise.
4788 * config/sparc/sol2-gld.h: Likewise.
4789 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4790 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4791 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4792 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4793 (sparc_elf_asm_named_section): Rename into...
4794 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4796 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4798 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4800 2010-03-02 Jeff Law <law@redhat.com>
4803 * reload1.c (rtx_p, substitute_stack): Declare.
4804 (substitute): Record addresses of changed rtxs.
4805 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4806 Restore the original rtx when complete.
4807 (reload): Free subsitute_stack when complete.
4809 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4811 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4812 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4814 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4815 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4816 Torture Tests): Change from subsection to section.
4818 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4819 Steven Bosscher <steven@gcc.gnu.org>
4821 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4824 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4827 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4828 the assignment from the new induction variable to the assignment
4829 of the value from the original loop PHI function.
4831 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4832 Daniel Jacobowitz <dan@codesourcery.com>
4834 * doc/sourcebuild.texi (Test directives): Clarify options to
4837 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4839 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4840 Disable cfi directives unless GCC and gas agree on using read-only
4841 .eh_frame sections for 64-bit.
4842 * configure: Regenerate.
4844 2010-03-01 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/43220
4847 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4848 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4850 2010-03-01 Richard Guenther <rguenther@suse.de>
4851 Martin Jambor <mjambor@suse.cz>
4854 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4855 gimplified parameters.
4857 2010-03-01 Christian Bruel <christian.bruel@st.com>
4859 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4861 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4863 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4865 2010-03-01 Richard Guenther <rguenther@suse.de>
4868 * expr.c (expand_assignment): Use the alias-oracle to tell
4869 if the rhs aliases the result decl.
4871 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4874 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4875 to sol_gt_pch_get_address.
4876 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4877 64-bit, SPARC and x86.
4878 (sol_gt_pch_get_address): New function.
4880 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4882 * toplev.h (inform_n, error_n): Declare.
4883 * diagnostic.c (inform_n, error_n): New function.
4885 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4887 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4888 has no rtl yet when processing local_decls, queue it and recheck
4889 if deferred stack allocation hasn't assigned it rtl.
4891 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4893 * config/sh/sh.c (unspec_bbr_uid): New.
4894 (gen_block_redirect): Use it instead of INSN_UID.
4895 (gen_far_branch): Likewise.
4897 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4899 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4900 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4902 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4904 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4905 (Warning Options): -Wno-conversion-null is valid for
4906 Objective-C++ as well.
4907 * doc/tm.texi (Named Address Spaces): Likewise.
4908 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4909 * doc/tree-ssa.texi (Tree SSA): Likewise.
4911 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4914 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4915 by default. Don't set the default arch for
4916 i[34567]86-*-darwin*|x86_64-*-darwin*.
4918 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4921 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4922 default. Set the default 32bit/64bit archs with $with_arch
4923 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4925 2010-02-27 Richard Guenther <rguenther@suse.de>
4927 PR tree-optimization/43186
4928 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4929 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4930 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4931 unroller iterations.
4933 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4935 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4936 required and i[34567]86-*-* targets don't support 64bit ISA.
4938 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4941 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4944 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4946 * config.gcc: Set the default arch at least to Prescott for
4947 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4948 if SSE math is enabled.
4950 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4952 * diagnostic.c (diagnostic_initialize): Update.
4953 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4955 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4956 (diagnostic_inhibit_notes): New.
4957 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4959 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4962 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4963 * doc/standards.texi: Likewise.
4964 * doc/extend.texi: Likewise.
4965 * doc/trouble.texi: Likewise.
4966 * doc/cppopts.texi: Likewise.
4967 * doc/install.texi: Likewise.
4968 * c.opt (std=c90,std=gnu90): New options.
4969 * c-opts.c (c_common_handle_option): Handle them.
4971 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4974 * c-decl.c (undeclared_variable): Use an informative note.
4976 2010-02-26 Richard Guenther <rguenther@suse.de>
4978 PR tree-optimization/43186
4979 * gimple.h (gimple_fold): Remove.
4980 * gimple.c (gimple_fold): Remove. Inline into single user ...
4981 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4982 Try harder for conditions.
4984 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4987 * function.c (used_types_insert): Don't skip through named pointer
4988 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4989 and it is different from the main variant's type.
4991 2010-02-26 Nick Clifton <nickc@redhat.com>
4993 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4995 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4997 * config.gcc: Support --with-fpmath=sse for x86.
4999 * config/i386/ssemath.h: New.
5001 * doc/install.texi (--with-fpmath=sse): Documented.
5003 2010-02-26 Richard Guenther <rguenther@suse.de>
5005 PR tree-optimization/43188
5006 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5007 vector types of over-aligned element type.
5009 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5012 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5013 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5015 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5017 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5019 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5021 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5022 * var-tracking.c: Include diagnostic.h.
5023 (debug_dv): New function.
5024 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5027 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5028 (add_value_chain, add_value_chains, remove_value_chain,
5029 remove_value_chains): Handle DEBUG_EXPRs.
5030 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5033 * regcprop.c (struct queued_debug_insn_change): New type.
5034 (struct value_data_entry): Add debug_insn_changes field.
5035 (struct value_data): Add n_debug_insn_changes field.
5036 (debug_insn_changes_pool): New variable.
5037 (free_debug_insn_changes, apply_debug_insn_changes,
5038 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5039 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5040 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5042 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5044 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5045 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5046 changes, call cprop_find_used_regs via note_stores.
5047 (copyprop_hardreg_forward): When copying vd from predecessor
5048 which has any queued DEBUG_INSN changes, make sure the pointers are
5049 cleared. At the end call df_analyze and then if there are any
5050 DEBUG_INSN changes queued at the end of some basic block for still
5051 live registers, apply them.
5052 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5054 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5056 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5059 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5061 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5062 targets. Set the default with_cpu/with_arch from arch/cpu.
5063 Allow x86-64 and native for with_cpu/with_arch.
5065 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5067 * ebitmap.c: Change calls to verify_popcount with calls to
5068 sbitmap_verify_popcount.
5069 (ebitmap_clear_bit): Fixed map->cacheindex test and
5070 map>cache update when bit clearing results in an empty
5073 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5076 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5077 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5078 and support both V2DF and V2DI modes.
5079 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5080 support both V2DF and V2DI modes.
5081 (general): Delete trailing whitespace from a few patterns.
5083 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5084 V2DF/V2DI interleave high/low builtins.
5086 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5089 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5090 interleave high/low functions.
5092 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5094 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5095 #pragma extern_prefix.
5097 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5100 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5101 BLKmode, assert op0 is a MEM and just adjust its mode.
5104 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5105 if bitpos isn't multiple of mode's bitsize.
5107 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5109 * c.opt (-ftemplate-depth=): New.
5110 (-ftemplate-depth-): Deprecate.
5111 * optc-gen.awk: Handle -ftemplate-depth=.
5112 * opth-gen.awk: Likewise.
5113 * c-opts.c (c_common_handle_option): Likewise.
5114 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5116 2010-02-24 Jason Merrill <jason@redhat.com>
5118 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5120 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5122 * cfg.c (alloc_aux_for_block): Remove inline.
5123 (alloc_aux_for_edge): Likewise.
5125 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5127 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5129 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5131 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5132 * config/i386/sol2-gas.h: New file.
5133 * config.gcc (i[34567]86-*-solaris2*): Use it.
5135 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5138 * c-typeck.c (ep_convert_and_check): New.
5139 (build_conditional_expr): Use it.
5140 (build_binary_op): Likewise.
5142 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5144 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5147 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5148 bounds even for -O+.
5149 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5150 expr needs to have DECL_NAME set.
5152 2010-02-24 Nick Clifton <nickc@redhat.com>
5154 * config/mep/mep.c: Include gimple.h.
5155 (mep_function_uses_sp): Delete unused function.
5156 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5157 parameters. Use unsigned integers to count args. Return a
5158 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5160 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5163 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5164 greater or equal to nelt instead of 2 * nelt.
5165 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5168 2010-02-23 Jason Merrill <jason@redhat.com>
5171 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5172 in cfun->local_decls even if they have register types.
5175 * stor-layout.c (place_field): Don't warn about unnecessary
5176 DECL_PACKED if the type is packed.
5178 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5181 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5182 GOTOFF relocs, even when the base reg isn't pic pointer.
5184 2010-02-23 Michael Matz <matz@suse.de>
5187 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5188 (expand_gimple_basic_block): Generate and use debug temps if there
5189 are debug uses left after the last real use of TERed ssa names.
5190 Unlink debug immediate uses when they are expanded.
5192 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5195 * config/i386/i386.c (override_options): Reorganise to provide
5196 better error messages.
5198 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5201 * graphite-scop-detection.c (create_single_exit_edge): Move
5202 the call to find_single_exit_edge to....
5203 (create_sese_edges): ...here. Don't handle multiple edges
5204 exiting the function.
5205 (build_graphite_scops): Don't handle multiple edges
5206 exiting the function.
5208 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5211 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5212 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5214 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5217 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5219 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5222 * c-typeck.c (convert_arguments): Print declaration location.
5223 * c-common.c (validate_nargs): Rename as
5224 builtin_function_validate_nargs.
5225 (check_builtin_function_arguments): Update.
5227 2010-02-22 Richard Guenther <rguenther@suse.de>
5230 * tree-inline.c (declare_return_variable): Use the type of
5231 the call stmt lhs if available.
5233 2010-02-22 Duncan Sands <baldrick@free.fr>
5235 * passes.c (register_pass): Always consider all pass lists when
5236 ref_pass_instance_number is zero.
5238 2010-02-22 Richard Guenther <rguenther@suse.de>
5240 PR tree-optimization/42749
5241 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5242 parameter. Do arithmetic in the original type.
5243 (update_accumulator_with_ops): Likewise.
5244 (adjust_accumulator_values): Adjust.
5246 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5248 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5249 (QI to BLKmode splitter): New splitter.
5251 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5253 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5254 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5256 2010-02-22 Richard Guenther <rguenther@suse.de>
5258 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5260 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5262 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5263 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5264 ($(T)crti.o, $(T)crtn.o): Remove rules.
5266 2010-02-21 Tobias Burnus <burnus@net-b.de>
5269 * doc/invoke.texi (-fassociative-math): Document that this
5270 option is automatically enabled for Fortran.
5272 2010-02-20 David S. Miller <davem@davemloft.net>
5274 * configure.ac: Test if linker and assembler properly support
5275 GOTDATA_OP relocations.
5276 * configure: Rebuild.
5277 * config.in: Likewise.
5278 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5279 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5280 (movsi_high_pic): Likewise.
5281 (movdi_lo_sum_pic): Likewise.
5282 (movdi_high_pic): Likewise.
5283 (movsi_pic_gotdata_op): New pattern.
5284 (movdi_pic_gotdata_op): Likewise.
5285 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5286 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5288 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5291 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5292 attribute to ssemul.
5293 (xop_mulv2div2di3_high): Ditto.
5295 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5298 * c.opt (Wconversion-null): New option.
5299 * doc/invoke.texi (Wconversion-null): Document.
5301 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5303 * common.opt (Wlarger-than-): Add Undocumented.
5305 2010-02-19 Mike Stump <mikestump@comcast.net>
5307 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5309 2010-02-19 Jason Merrill <jason@redhat.com>
5312 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5313 * configure: Likewise.
5315 2010-02-20 Alan Modra <amodra@gmail.com>
5318 * cgraph.h (cgraph_make_decl_local): Declare.
5319 * cgraph.c (cgraph_make_decl_local): New function.
5320 (cgraph_make_node_local): Use it.
5321 * cgraphunit.c (cgraph_function_versioning): Likewise.
5322 * ipa.c (function_and_variable_visibility): Likewise.
5324 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5327 * except.c (sjlj_emit_function_enter): Don't call
5328 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5330 * rtl.h (add_reg_br_prob_note): Remove prototype.
5332 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5335 * c-common.c (conversion_warning): Remove widening conversions
5336 before checking the conversion of integers to reals.
5338 2010-02-19 Mike Stump <mikestump@comcast.net>
5341 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5344 * cgraphunit.c (process_function_and_variable_attributes): Check
5345 DECL_PRESERVE_P instead of looking up attribute "used".
5346 * ipa-pure-const.c (check_decl): Likewise.
5347 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5348 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5349 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5350 instead of attribute "used".
5351 * config/sol2-c.c (solaris_pragma_init): Likewise.
5352 (solaris_pragma_fini): Likewise.
5354 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5356 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5357 Use XCNEW instead of xcalloc.
5358 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5359 XNEW instead of xmalloc.
5360 (get_fields): Use XNEWVEC instead of xmalloc.
5363 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5364 populate vars array.
5365 (create_new_general_access): For debug stmts just reset value.
5366 (get_stmt_accesses): For accesses within debug stmts just record them
5367 using add_access_to_acc_sites instead of preventing the peeling or
5368 counting them as accesses.
5371 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5373 2010-02-19 Richard Guenther <rguenther@suse.de>
5375 PR tree-optimization/42916
5376 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5379 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5381 * configure.ac: Replace all uses of changequote in macro arguments
5382 with proper quoting.
5384 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5387 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5389 2010-02-19 Richard Guenther <rguenther@suse.de>
5391 PR tree-optimization/42944
5392 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5393 test for aliasing with errno.
5395 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5398 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5399 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5400 * dojump.c: Include output.h.
5401 (inv): New inline function.
5402 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5403 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5404 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5405 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5406 argument, pass it down to other calls.
5407 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5408 add REG_BR_PROB note to the conditional jump.
5409 * cfgexpand.c (add_reg_br_prob_note): Removed.
5410 (expand_gimple_cond): Don't call it, add the probability
5411 as last argument to jumpif_1/jumpifnot_1.
5412 * Makefile.in (dojump.o): Depend on output.h.
5413 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5415 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5416 * stmt.c (do_jump_if_equal): Likewise.
5417 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5418 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5419 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5421 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5422 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5423 jumpifnot_1 callers.
5424 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5426 (store_expr): Adjust jumpifnot caller.
5427 (store_constructor): Adjust jumpif caller.
5430 * gimplify.c (gimple_boolify): For __builtin_expect call
5431 gimple_boolify also on its first argument.
5433 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5435 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5437 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5438 * configure: Regenerated.
5440 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5442 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5443 lang_hooks.types_compatible_p instead of comptypes.
5445 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5447 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5448 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5449 if __prefer_thumb__ is defined.
5451 2010-02-18 Martin Jambor <mjambor@suse.cz>
5453 PR tree-optimization/43066
5454 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5455 array with zero-sized element type.
5457 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5459 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5460 rtx, allocate struct var_loc_node here and return it to the
5461 caller, and only if it is actually needed.
5462 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5463 move it earlier and return immediately if it returns NULL.
5465 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5467 * config/sparc/gas.h: New file. Restore
5468 TARGET_ASM_NAMED_SECTION to its ELF default.
5469 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5471 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5472 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5473 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5474 after sparc/sysv4.h.
5476 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5478 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5480 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5482 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5483 patterns from predicated pattern.
5485 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5488 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5489 for insn mnemonic suffix.
5491 2010-02-17 Richard Guenther <rguenther@suse.de>
5493 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5496 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5499 * caller-save.c (save_call_clobbered_regs): If BB ends with
5500 a DEBUG_INSN, move any notes in between last real insn and the last
5501 DEBUG_INSN after the last DEBUG_INSN.
5503 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5505 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5506 Fix return type. Fix argument type. Explain meaning of return value.
5508 2010-02-16 Richard Guenther <rguenther@suse.de>
5510 PR tree-optimization/41043
5511 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5512 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5514 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5516 2010-02-16 Ira Rosen <irar@il.ibm.com>
5518 PR tree-optimization/43074
5519 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5520 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5521 vectorizable cycles in hybrid SLP check.
5522 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5524 2010-02-16 Richard Guenther <rguenther@suse.de>
5526 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5527 (true_dependence): If memrefs_conflict_p computes must-alias
5528 trust it. Move TBAA check after offset-based disambiguation.
5529 (canon_true_dependence): Likewise.
5531 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5533 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5534 * doc/invoke.texi: Document it.
5535 * var-tracking.c: Include toplev.h and params.h.
5536 (vt_find_locations): Return bool indicating success. Compute
5537 hash sizes unconditionally. Check new parameter, report.
5538 (variable_tracking_main_1): Check vt_find_locations results and
5539 retry. Renamed from...
5540 (variable_tracking_main): ... this. New wrapper to preserve
5541 flag_var_tracking_assignments.
5542 * Makefile.in (var-tracking.o): Adjust dependencies.
5544 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5545 Jakub Jelinek <jakub@redhat.com>
5548 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5549 if weak_import attribute is present.
5550 * config/darwin.c (machopic_select_section): Likewise.
5552 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5554 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5555 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5556 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5557 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5559 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5562 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5565 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5566 Rewrite text to refer to the names.
5568 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5570 * config/i386/i386-builtin-types.def
5571 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5572 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5573 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5574 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5575 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5576 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5577 IX86_BUILTIN_VPERMIL2PS256.
5578 (MULTI_ARG_4_DF2_DI_I): Defined.
5579 (MULTI_ARG_4_DF2_DI_I1): Defined.
5580 (MULTI_ARG_4_SF2_SI_I): Defined.
5581 (MULTI_ARG_4_SF2_SI_I1): Defined.
5582 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5583 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5584 __builtin_ia32_vpermil2ps256.
5585 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5586 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5587 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5588 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5589 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5590 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5591 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5592 CODE_FOR_xop_vpermil2v8sf3.
5593 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5594 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5595 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5596 (_mm256_permute2_pd): New.
5597 (_mm_permute2_ps): New.
5598 (_mm256_permute2_ps): New.
5600 2010-02-15 Nick Clifton <nickc@redhat.com>
5602 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5603 boolean parameters. Use emit_jump_insn when emitting a pop
5604 instruction containing a return insn.
5605 (push): Use 'true' rather than '1' as second parameter to F.
5606 (h8300_expand_prologue): Likewise.
5607 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5608 (h8300_expand_epilogue): Likewise.
5610 2010-02-15 Richard Guenther <rguenther@suse.de>
5613 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5616 2010-02-15 Nick Clifton <nickc@redhat.com>
5618 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5621 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5623 * intl.c (fake_ngettext): New function.
5624 * intl.h (fake_ngettext): Declare.
5625 (ngettext): Define macro.
5626 * collect2.c (notice_translated): New function.
5627 (main): Use notice_translated and ngettext.
5628 * collect2.h (notice_translated): Declare.
5630 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5632 * reorg.c (delete_computation): Comment fixes.
5633 * caller-save.c (setup_save_areas): Idem.
5634 * sel-sched-dump.c (dump_lv_set): Idem.
5637 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5639 * config/s390/s390.c (s390_sched_init): New function.
5640 (TARGET_SCHED_INIT): Target hook defined.
5642 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5643 Jack Howarth <howarth@bromo.med.uc.edu>
5644 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5647 Partial revert of unintended change in fix for PR41605.
5648 * config/darwin.h: Fix typo.
5649 * config/darwin9.h: Same.
5651 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5653 * c-pch.c (pch_init): Clear v.
5655 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5658 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5659 graphite_can_represent_init for MULT_EXPR.
5661 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5665 * graphite-sese-to-poly.c (remove_phi): New.
5666 (translate_scalar_reduction_to_array): Call remove_phi.
5668 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5671 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5672 * graphite-clast-to-gimple.h (gloog): Update declaration.
5673 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5674 * graphite-poly.h (struct poly_bb): Add missing comments.
5675 (struct scop): Add poly_scop_p field.
5677 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5678 * graphite.c (graphite_transform_loops): Build the polyhedral
5679 representation for each scop before code generation.
5680 * sese.c (rename_variables_in_operand): Removed.
5681 (rename_variables_in_expr): Return the renamed expression.
5682 (rename_sese_parameters): New.
5683 * sese.h (rename_sese_parameters): Declared.
5685 2010-02-11 Richard Guenther <rguenther@suse.de>
5687 PR tree-optimization/42998
5688 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5689 POINTER_PLUS_EXPR properly.
5691 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5692 Changpeng Fang <changpeng.fang@amd.com>
5695 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5696 the cost of an IV candidate when the IV is used in a test against zero.
5698 * gcc.dg/tree-ssa/ivopts-3.c: New.
5700 2010-02-11 Richard Guenther <rguenther@suse.de>
5703 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5704 pointer-vs-decl case by swapping refs. Handle some cases
5705 of pointer-vs-decl disambiguations more conservatively.
5706 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5707 to false after expanding.
5709 2010-02-11 Richard Guenther <rguenther@suse.de>
5712 * gcc.c (process_command): Handle LTO file@offset case more
5715 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5717 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5718 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5720 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5722 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5723 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5724 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5725 Optimize eq/ne comparisons when both arguments are known to be
5727 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5728 Don't mask operands unnecessarily if they are known to be already
5731 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5733 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5736 2010-02-10 Richard Guenther <rguenther@suse.de>
5738 PR tree-optimization/43017
5739 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5740 for wrapping signed arithmetic.
5742 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5745 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5746 if no debug info should be emitted for it.
5748 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5750 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5751 note when flag_exceptions is set.
5753 2010-02-10 Duncan Sands <baldrick@free.fr>
5755 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5757 2010-02-10 Richard Guenther <rguenther@suse.de>
5760 * tree.c (get_unwidened): Handle constants.
5761 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5763 2010-02-10 Martin Jambor <mjambor@suse.cz>
5766 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5767 check for variable argument counts independently.
5769 2010-02-10 Christian Bruel <christian.bruel@st.com>
5772 * config/sh/sh.c (find_barrier): Increase length for non delayed
5773 conditional branches.
5775 2010-02-10 Christian Bruel <christian.bruel@st.com>
5777 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5779 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5781 * builtins.c (set_builtin_user_assembler_name): Also handle
5782 ffs if int is smaller than word.
5784 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5787 * ira-conflicts.c (get_dup): Remove.
5788 (process_reg_shuffles): Add new parameter. Use it as an
5789 additional guard for copy generation.
5790 (add_insn_allocno_copies): Rewrite.
5792 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5794 * common.opt (fsched2-use-traces): Preserved for backward
5796 * doc/invoke.texi: Remove the documentation about option
5797 -fsched2-use-traces.
5798 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5799 flag_sched2_use_traces.
5800 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5801 the backward compatibility flag section.
5803 2010-02-09 Richard Guenther <rguenther@suse.de>
5805 PR tree-optimization/43008
5806 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5807 make HEAP variables initialized from global memory if they
5808 are not known builtin functions.
5809 (find_func_aliases): Adjust.
5811 2010-02-09 Richard Guenther <rguenther@suse.de>
5813 PR tree-optimization/43000
5814 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5815 arithmetic manually.
5817 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5819 PR tree-optimization/42931
5820 * tree-loop-linear.c (try_interchange_loops): Don't call
5821 double_int_mul if estimated_loop_iterations failed.
5823 2010-02-08 Martin Jambor <mjambor@suse.cz>
5826 * tree-sra.c (build_accesses_from_assign): Do not mark in
5827 should_scalarize_away_bitmap if stmt has volatile ops.
5828 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5831 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5833 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5835 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5837 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5840 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5843 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5845 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5848 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5849 to unknown_dependence.
5850 (graphite_legal_transform_dr): Handle the unknown_dependence.
5851 (graphite_carried_dependence_level_k): Same.
5853 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5855 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5857 2010-02-07 Richard Guenther <rguenther@suse.de>
5860 * expr.c (get_inner_reference): Always initialize *pbitsize.
5862 2010-02-07 Richard Guenther <rguenther@suse.de>
5865 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5866 new ARRAY_REFs on variable size element or minimal index arrays.
5868 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5869 gimple_fold_indirect_ref.
5871 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5874 * arm.c (arm_override_options): Just return if the user has specified
5875 an invalid fpu name.
5877 2010-02-03 Jason Merrill <jason@redhat.com>
5880 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5881 i386_pe_maybe_record_exported_symbol.
5883 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5886 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5887 (pa_delegitimize_address): New function.
5889 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5891 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5892 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5894 2010-02-05 Richard Guenther <rguenther@suse.de>
5897 * lto-streamer-in.c (get_resolution): Deal with references
5898 to undefined functions.
5900 2010-02-05 Richard Guenther <rguenther@suse.de>
5902 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5903 (fold_const_aggregate_ref): Likewise.
5904 (ccp_fold_stmt): Substitute loads.
5905 (maybe_fold_reference): Verify types before substituting.
5907 (fold_gimple_assign): Unshare properly.
5908 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5910 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5912 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5913 for rs6000_gen_cell_microcode.
5915 2010-02-04 Richard Guenther <rguenther@suse.de>
5917 PR rtl-optimization/42952
5918 * dse.c (const_or_frame_p): Remove MEM handling.
5920 2010-02-04 Nick Clifton <nickc@redhat.com>
5922 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5923 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5924 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5925 (mn10300_asm_output_mi_thunk): New function.
5926 (mn10300_can_output_mu_thunk): New function.
5927 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5928 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5929 (FUNCTION_ARG): Delete incorrect comment.
5931 2010-02-03 Jason Merrill <jason@redhat.com>
5934 * fold-const.c (operand_equal_p): Handle erroneous types.
5936 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5938 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5940 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5942 PR rtl-optimization/42941
5943 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5946 2010-02-03 Jason Merrill <jason@redhat.com>
5949 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5951 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5954 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5955 (cselib_reset_table): Renamed from...
5956 (cselib_reset_table_with_next_value): ... this.
5957 (cselib_get_next_uid): Renamed from...
5958 (cselib_get_next_unknown_value): ... this.
5959 * cselib.c (next_uid): Renamed from...
5960 (next_unknown_value): ... this.
5961 (cselib_clear_table): Adjust.
5962 (cselib_reset_table): Adjust. Renamed from...
5963 (cselib_reset_table_with_next_value): ... this.
5964 (cselib_get_next_uid): Adjust. Renamed from...
5965 (cselib_get_next_unknown_value): ... this.
5966 (get_value_hash): Use hash.
5967 (cselib_hash_rtx): Likewise.
5968 (new_cselib_val): Adjust. Set and dump uid.
5969 (cselib_lookup_mem): Pass next_uid as hash.
5970 (cselib_subst_to_values): Likewise.
5971 (cselib_log_lookup): Dump uid.
5972 (cselib_lookup): Pass next_uid as hash. Adjust.
5973 (cselib_process_insn): Adjust.
5974 (cselib_init): Initialize next_uid.
5975 (cselib_finish): Adjust.
5976 (dump_cselib_table): Likewise.
5977 * dse.c (canon_address): Dump value uid.
5978 * print-rtl.c (print_rtx): Print value uid.
5979 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5981 (dv_uid): New function, sort of renamed from...
5982 (dv_htab_hash): ... this, reimplemented in terms of it and...
5983 (dv_uid2hash): ... this. New.
5984 (variable_htab_eq): Drop excess assertions.
5985 (tie_break_pointers): Removed.
5986 (canon_value_cmp): Compare uids.
5987 (variable_post_merge_New_vals): Print uids.
5988 (vt_add_function_parameters): Adjust.
5989 (vt_initialize): Reset table. Adjust.
5991 2010-02-03 Richard Guenther <rguenther@suse.de>
5993 PR tree-optimization/42944
5994 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5995 (call_may_clobber_ref_p_1): Likewise. Properly handle
5996 malloc and calloc clobbering errno.
5998 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6000 * doc/invoke.texi: Fix name of sched1 dump.
6002 * opts.c (decode_options): Set flag_tree_switch_conversion
6003 only conditionally on optimize >= 2.
6005 * gcse.c: Assorted comment fixes in pass description.
6007 2010-02-03 Anthony Green <green@moxielogic.com>
6009 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6010 nop padding in order to maintain alignment of storage location of
6011 target function address.
6012 (moxie_trampoline_init): Store target function address at newly
6014 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6016 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6018 2010-02-03 Richard Guenther <rguenther@suse.de>
6021 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6023 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6025 * config.gcc: Reenable check for obsolete targets.
6026 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6027 mips-sgi-irix6.[0-4]*.
6029 2010-02-02 Nick Clifton <nickc@redhat.com>
6031 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6032 constant size of 4 as being the same as 0.
6033 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6034 can take values in the range 0..4.
6036 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6039 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6040 as _darwin10_Unwind_FindEnclosingFunction().
6041 * libgcc-libsystem.ver: New.
6043 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6046 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6047 implicitly set registers.
6049 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6051 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6052 (arm_override_options): Allow automatic selection of the thread
6053 pointer register if thumb2.
6054 (legitimize_pic_address): Improve code sequences for Thumb2.
6055 (arm_call_tls_get_addr): Likewise.
6056 (legitimize_tls_address): Likewise.
6057 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6058 (pic_load_addr_32bit): ... this. New named pattern.
6059 * thumb2.md (pic_load_addr_thumb2): Delete.
6060 (pic_load_dot_plus_four): Delete.
6061 (tls_load_dot_plus_four): New named pattern.
6063 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6066 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6067 Document fix for TLS bug.
6069 2010-01-31 Richard Guenther <rguenther@suse.de>
6071 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6072 conservatively correct.
6074 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6078 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6080 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6082 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6084 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6086 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6088 * config.gcc: Adjust order of makefile fragments for mingw targets.
6090 2010-01-31 Richard Guenther <rguenther@suse.de>
6093 * gimplify.c (gimplify_init_constructor): For volatile LHS
6094 initialize a temporary.
6096 2010-01-31 Matthias Klose <doko@ubuntu.com>
6098 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6100 * configure: Regenerate.
6102 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6104 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6105 the same alias set and their sizes different constantness.
6106 (aliasing_component_refs_p): Revert 2009-10-24 change.
6108 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6110 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6113 2010-01-29 Richard Guenther <rguenther@suse.de>
6115 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6116 Assert we successfully updated the call.
6118 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6120 PR rtl-optimization/42889
6121 * df.h (df_set_bb_dirty_nonlr): New prototype.
6122 * df-core.c (df_set_bb_dirty_nonlr): New function.
6123 * df-scan.c (df_insn_rescan): Call it instead of
6124 df_set_bb_dirty for DEBUG_INSNs.
6126 2010-01-29 Richard Guenther <rguenther@suse.de>
6129 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6130 quadratic behavior in most cases.
6132 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6135 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6136 in the call to gen_x86_movsicc_0_m1.
6138 2010-01-28 Richard Guenther <rguenther@suse.de>
6140 PR tree-optimization/42871
6141 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6143 2010-01-28 Richard Guenther <rguenther@suse.de>
6145 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6146 into call arguments.
6148 2010-01-28 Richard Guenther <rguenther@suse.de>
6151 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6152 the forwarder if the destination is an EH landing pad.
6154 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6156 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6157 block list passed to gimple_duplicate_sese_tail.
6158 (parallelize_loops): Avoid parallelization when the function
6160 Avoid parallelization when the preheader is IRREDUCIBLE.
6161 Try to optimize when estimated_loop_iterations_int is unresolved.
6162 Add the loop's location to the dump file.
6163 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6164 (gimple_duplicate_sese_tail): Remove the check for the latch.
6165 Redirect nexits to the exit block.
6166 Remove handling of the incoming edges to the latch.
6167 Redirect the backedge from the copied latch to the exit bb.
6169 2010-01-28 Michael Matz <matz@suse.de>
6172 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6173 Wrap force_reg into a sequence, emit it before user.
6175 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6177 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6179 (arm_legacy_rev): Likewise.
6180 (thumb_legacy_rev): Likewise.
6182 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6184 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6185 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6186 on MEM's address failed, try avoid_constant_pool_reference and
6187 recurse if it returned something different.
6188 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6189 address, try avoid_constant_pool_reference and recurse if it
6190 returned something different.
6191 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6192 address and avoid_constant_pool_reference returned something
6193 different, don't set have_address.
6195 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6198 * var-tracking.c (val_store): Add modified argument, obey it.
6200 (count_uses): Move down logging of main.
6201 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6202 don't need resolution.
6203 (emit_notes_in_bb): Likewise.
6205 2010-01-27 Richard Guenther <rguenther@suse.de>
6208 * tree-inline.c (remap_decl): Delay remapping of SSA name
6209 default definitions until we need them.
6211 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6213 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6214 (rs6000_delegitimize_address): New function.
6216 * config/s390/s390.c (s390_delegitimize_address): Call
6217 delegitimize_mem_from_attrs.
6220 * tree-inline.c (cannot_copy_type_1): Removed.
6221 (copy_forbidden): Don't forbid copying of functions containing
6222 records/unions with variable length fields.
6224 2010-01-27 Christian Bruel <christian.bruel@st.com>
6228 * config/sh/sh.c (find_barrier): Increase length for non delayed
6229 conditional branches.
6231 2010-01-27 Matthias Klose <doko@ubuntu.com>
6233 * configure.ac (gnu-unique-object): Fix ldd version check.
6234 * configure: Regenerate.
6236 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6238 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6240 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6241 Test for HAVE_GNU_AS value.
6243 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6245 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6246 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6247 INT64_TYPE): Define.
6248 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6249 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6250 INT_LEAST64_TYPE): Define.
6251 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6252 UINT_LEAST64_TYPE): Define.
6253 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6254 INT_FAST64_TYPE): Define.
6255 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6256 UINT_FAST64_TYPE): Define.
6257 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6258 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6259 (SIG_ATOMIC_TYPE): Define.
6261 2010-01-26 Richard Guenther <rguenther@suse.de>
6263 * df-scan.c (df_scan_set_bb_info): Remove assert.
6264 (df_insn_rescan_debug_internal): Merge asserts.
6265 (df_install_ref): Likewise.
6266 (df_mark_reg): Use bitmap_set_range.
6267 (df_hard_reg_used_p): Remove assert.
6268 (df_hard_reg_used_count): Likewise.
6270 2010-01-26 Richard Guenther <rguenther@suse.de>
6272 PR rtl-optimization/42685
6273 * web.c (web_main): Ignore DEBUG_INSNs.
6275 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6277 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6279 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6280 Fix types of fndecl and arglist parameters.
6282 2010-01-26 Richard Guenther <rguenther@suse.de>
6285 * tree-eh.c (unsplit_eh): Skip debug insns.
6287 2010-01-26 Richard Guenther <rguenther@suse.de>
6289 PR tree-optimization/42250
6290 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6292 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6295 * omp-low.c (expand_omp_sections): Only use single_pred if
6296 l2_bb is single_pred_p.
6298 2010-01-25 Christian Bruel <christian.bruel@st.com>
6301 * config/sh/sh.c (find_barrier): Increase length for non delayed
6302 conditional branches.
6303 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6305 2010-01-24 David S. Miller <davem@davemloft.net>
6307 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6308 define if not using GAS.
6309 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6310 Likewise. Delete SECTION_MERGE code, which is only applicable
6313 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6316 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6317 mangling of va_list in system headers.
6319 2010-01-23 Toon Moene <toon@moene.org>
6321 * tree-predcom.c (combine_chains): Return NULL, not false.
6323 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6325 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6326 initialization of variable res to agree with return type.
6328 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6330 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6331 * tree-sra.c: Add include of expr.h.
6333 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6335 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6336 insert the debug stmt on the single non-EH edge from the stmt.
6338 2010-01-22 Richard Henderson <rth@redhat.com>
6341 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6342 the RHS until after generate_subtree_copies has insertted its
6343 code before the current statement.
6345 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6347 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6349 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6351 2010-01-21 Martin Jambor <mjambor@suse.cz>
6353 PR tree-optimization/42585
6354 * tree-sra.c (struct access): New field grp_total_scalarization.
6355 (dump_access): Dump the new field.
6356 (should_scalarize_away_bitmap): New variable.
6357 (cannot_scalarize_away_bitmap): Likewise.
6358 (sra_initialize): Allocate new bitmaps.
6359 (sra_deinitialize): Free new bitmaps.
6360 (create_access_1): New function.
6361 (create_access): Parts moved to create_access_1.
6362 (type_consists_of_records_p): New function.
6363 (completely_scalarize_record): Likewise.
6364 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6365 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6366 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6368 (analyze_all_variable_accesses): Completely scalarize small eligible
6371 2010-01-21 Martin Jambor <mjambor@suse.cz>
6373 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6375 2010-01-21 Andrew Haley <aph@redhat.com>
6377 * gcc.c (process_command): Move lang_specific_driver before
6378 setting cc_libexec_prefix.
6380 2010-01-21 Richard Guenther <rguenther@suse.de>
6383 * fold-const.c (negate_expr_p): Pretend only negative
6384 real constants are easily negatable.
6386 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6387 Jason Merrill <jason@redhat.com>
6389 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6390 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6391 * calls.c (initialize argument_information): Handle it.
6392 * c-common.c (handle_transparent_union_attribute): Use new name.
6393 * c-decl.c (finish_struct): Ditto.
6394 * c-typeck.c (type_lists_compatible_p): Ditto.
6395 (convert_for_assignment): Use new name and also handle record.
6396 * function.c (aggregate_value_p): Handle it.
6397 (pass_by_reference): Ditto.
6398 (assign_parm_data_types): Ditto.
6399 * print-tree.c (print_node): Ditto.
6400 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6401 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6402 * tree.c (first_field): New fn.
6404 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6407 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6408 even when linking statically, for now.
6410 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6413 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6414 without a cselib val.
6415 (count_uses): Accept MO_VAL_SET with no val on stores.
6416 (add_stores): Likewise.
6418 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6420 * var-tracking.c (check_value_val): Add a compile time assertion.
6421 (dv_is_decl_p): Simplify.
6422 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6423 gcc_assert if ENABLE_CHECKING.
6425 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6428 * var-tracking.c: Include tree-flow.h.
6429 (mem_dies_at_call): New.
6430 (dataflow_set_preserve_mem_locs): Use it.
6431 (dataflow_set_remove_mem_locs): Likewise.
6432 (dump_var): Renamed from dump_variable. Adjust all callers.
6433 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6434 * Makefile.in (var-tracking.o): Adjust deps.
6436 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6438 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6440 2010-01-20 Richard Guenther <rguenther@suse.de>
6442 PR tree-optimization/42717
6443 * tree-ssa-dce.c (get_live_post_dom): Remove.
6444 (forward_edge_to_pdom): Take an arbitrary edge to copy
6445 degenerate PHI args from.
6446 (remove_dead_stmt): Use the first post-dominator even if it
6447 does not contain live statements as redirection destination.
6449 2010-01-20 Richard Guenther <rguenther@suse.de>
6451 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6453 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6455 * sel-sched.c (create_speculation_check): Remove set but not used
6457 (try_transformation_cache): Remove set but not used variable ds.
6458 (calculate_privileged_insns): Remove set but not used variables
6459 cur_insn and min_spec_insn.
6460 (find_best_expr): Remove set but not used variable avail_n.
6461 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6463 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6465 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6466 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6469 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6472 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6473 cpu types. Add support for *-sse3 cpu types.
6474 (x86_64-*-*): Ditto.
6476 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6479 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6480 argument, call initializer_constant_valid_p_1 instead of
6481 initializer_constant_valid_p, pass CACHE to it, return NULL
6482 immediately if first call returns NULL.
6483 (initializer_constant_valid_p_1): New function.
6484 (initializer_constant_valid_p): Use it.
6486 2010-01-20 Thomas Quinot <quinot@adacore.com>
6488 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6490 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6492 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6493 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6494 (loc_list_from_tree): Don't handle unsigned division. Handle
6495 signed modulo using DW_OP_{over,over,div,mul,minus}.
6496 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6497 modulo instead of signed.
6499 2010-01-20 DJ Delorie <dj@redhat.com>
6501 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6503 (h8300_emit_stack_adjustment): Propogate it.
6505 (h8300_expand_prologue): Likewise.
6506 (h8300_expand_epilogue): Likewise.
6508 2010-01-19 Michael Matz <matz@suse.de>
6510 PR tree-optimization/41783
6511 * tree-data-ref.c (toplevel): Include flags.h.
6512 (dump_data_dependence_relation): Also dump the inputs if the
6513 result will be unknown.
6514 (split_constant_offset_1): Look through some conversions.
6515 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6516 the offset from last element is too large.
6517 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6518 (reassociate_to_the_same_stmt): Handle vector registers.
6519 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6521 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6522 wide_prolog_niters argument, emit widening instructions.
6523 (vect_do_peeling_for_alignment): Adjust caller, use widened
6524 variant of the iteration cound.
6525 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6527 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6530 * config/arm/neon-testgen.m (emit_automatics): New parameter
6531 features. Adjust for Fixed_return_reg feature.
6532 (test_intrinsic): Call emit_automatics with new feature.
6533 * config/arm/neon.ml: Update copyright years.
6534 (features): New Fixed_return_reg feature.
6535 (ops): Update feature for Vget_low.
6537 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6539 PR tree-optimization/42719
6540 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6544 * fwprop.c (all_uses_available_at): Return false if def_set dest
6545 is a REG that is used in def_insn.
6547 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6549 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6551 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6554 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6556 * target.h (struct gcc_target) <secondary_reload>: Change type
6557 of last argument to secondary_reload_info *.
6559 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6562 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6563 memory references with unaligned offsets. Remove CQImode handling.
6564 (unaligned_memory_operand): Return 1 for memory references with
6565 unaligned offsets. Remove CQImode handling.
6567 2010-01-18 Richard Guenther <rguenther@suse.de>
6570 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6573 2010-01-18 Richard Guenther <rguenther@suse.de>
6575 PR tree-optimization/42781
6576 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6577 restrict processing only if the original variable was artificial.
6579 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6581 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6582 find number of popped argument bytes.
6584 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6585 Fix the text that describes the return value for invalid insns.
6587 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6589 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6590 Clarify what 'cost of the -dependence' is. Fix quoting.
6592 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6593 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6595 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6597 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6598 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6600 2010-01-17 Richard Guenther <rguenther@suse.de>
6603 * function.c (split_complex_args): Take a VEC to modify.
6604 (assign_parms_augmented_arg_list): Build a VEC instead of
6605 a chain of PARM_DECLs.
6606 (assign_parms_unsplit_complex): Take a VEC of arguments.
6607 Do not fixup unmodified parms.
6608 (assign_parms): Deal with the VEC.
6609 (gimplify_parameters): Likewise.
6611 2010-01-17 Richard Guenther <rguenther@suse.de>
6613 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6614 node existence check.
6615 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6616 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6617 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6618 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6619 (gimple_execute_on_growing_pred): Likewise.
6621 2010-01-17 Richard Guenther <rguenther@suse.de>
6623 PR tree-optimization/42773
6624 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6625 (compute_antic_aux): Likewise.
6626 (compute_partial_antic_aux): Likewise.
6628 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6631 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6634 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6636 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6639 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6640 Fix markup for strict argument.
6642 (TARGET_SCHED_REORDER2): Fix argument types.
6644 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6645 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6647 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6648 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6650 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6653 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6654 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6655 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6656 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6657 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6659 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6661 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6663 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6664 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6666 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6668 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6671 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6673 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6674 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6676 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6678 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6680 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6681 referring to it. Fix language.
6683 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6685 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6687 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6689 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6691 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6692 '@var{stream}. Remove stray 'and'.
6694 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6696 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6698 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6700 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6701 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6703 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6704 Fix description of return value.
6705 Rename argument "sz" to "len."
6707 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6708 Clarify meaning of 'true' return value.
6710 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6712 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6713 rep_mode versus mode_rep.
6715 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6717 (TARGET_BUILTIN_DECL): Fix name.
6719 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6721 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6723 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6725 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6727 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6729 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6732 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6733 Rename argument tm_fn to md_fn.
6735 (TARGET_OPTION_PRINT): Fix argument list.
6737 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6740 * config/i386/i386.c (ix86_fixup_binary_operands):
6741 Revert FMA4 fixup of operands.
6743 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6746 * Makefile.in (write_entries_to_file, install-plugin):
6747 Use \012 instead of \n with tr.
6749 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6751 * configure.ac (HAVE_AS_REF): New C macro.
6752 * configure: Regenerate.
6753 * config.in: Likewise.
6754 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6756 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6759 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6761 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6763 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6765 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6767 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6769 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6771 (TARGET_BINDS_LOCAL_P): Fix argument type.
6773 (TARGET_ASM_FILE_END): Use prototype.
6775 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6777 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6779 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6781 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6783 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6784 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6786 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6787 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6789 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6790 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6791 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6792 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6794 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6796 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6798 (TARGET_INIT_BUILTINS): Use prototype.
6800 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6801 Put 'const char *' in braces. Fix parameter types.
6802 (TARGET_INVALID_CONVERSION): Fix parameter types.
6803 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6804 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6806 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6809 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6811 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6813 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6815 * doc/tm.texi (TARGET_HELP): Fix return type.
6817 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6818 in braces. Fix argument types.
6820 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6822 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6824 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6826 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6827 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6829 (TARGET_MANGLE_TYPE): Fix argument types.
6831 (TARGET_IRA_COVER_CLASSES): Use prototype.
6833 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6835 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6837 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6839 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6841 (TARGET_CALLEE_COPIES): Fix argument types.
6843 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6845 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6847 (TARGET_FUNCTION_VALUE): Fix argument types.
6849 (TARGET_RETURN_IN_MSB): Fix argument type.
6851 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6853 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6855 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6857 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6858 agree with return type.
6860 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6862 2010-01-15 Jing Yu <jingyu@google.com>
6864 PR rtl-optimization/42691
6865 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6866 a pseudo to a constant and are merged, and adjust comments.
6868 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6870 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6872 2010-01-15 Richard Guenther <rguenther@suse.de>
6875 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6876 labels of computed or non-local gotos to the destination.
6877 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6878 landing pad label is the first label.
6880 2010-01-15 Richard Guenther <rguenther@suse.de>
6882 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6884 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6887 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6888 to allow generation of the xssqrtdp instruction on power7.
6889 (sqrtdf2_fpr): Ditto.
6891 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6894 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6895 functions with noreturn attribute.
6898 * varasm.c (declare_weak): Add weak attribute to decl if it
6899 doesn't have one already.
6900 (assemble_external): Only add decls to weak_decls if they also
6901 have weak attribute.
6903 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6905 * var-tracking.c (var_reg_delete): Don't delete the association
6906 between REGs and values or one-part variables if the register
6909 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6912 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6913 because its first operand is a non-localized variable.
6915 2010-01-14 Martin Jambor <mjambor@suse.cz>
6917 PR tree-optimization/42706
6918 * tree-sra.c (encountered_recursive_call): New variable.
6919 (encountered_unchangable_recursive_call): Likewise.
6920 (sra_initialize): Initialize both new variables.
6921 (callsite_has_enough_arguments_p): New function.
6922 (scan_function): Call decl and flags check only for IPA-SRA, check
6923 whether there is a recursive call and whether it has enough arguments.
6924 (all_callers_have_enough_arguments_p): New function.
6925 (convert_callers): Look for recursive calls only when
6926 encountered_recursive_call is set.
6927 (ipa_early_sra): Bail out either if
6928 !all_callers_have_enough_arguments_p or
6929 encountered_unchangable_recursive_call.
6931 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6933 * sel-sched.c: Add 2010 to copyright years.
6934 * sel-sched-ir.c: Likewise.
6935 * sel-sched-ir.h: Likewise.
6937 2010-01-14 Martin Jambor <mjambor@suse.cz>
6939 PR tree-optimization/42714
6940 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6941 constructors specially.
6943 2010-01-14 Andi Kleen <ak@linux.intel.com>
6945 * config/i386/drivers-i386.c (detect_caches_intel):
6946 Add l2sizekb parameter and fill in.
6947 (host_detect_local_cpu): Add l2sizekb, fill in.
6948 Add Atom small cache heuristic.
6950 2010-01-14 Andi Kleen <ak@linux.intel.com>
6952 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6953 Add level3 parameter and fill in.
6954 (detect_caches_intel): Handle level3 cache.
6956 2010-01-14 Andi Kleen <ak@linux.intel.com>
6958 * config/i386/drivers-i386.c (host_detect_local_cpu):
6959 Fix core duo detection.
6961 2010-01-14 Andi Kleen <ak@linux.intel.com>
6963 * config/i386/drivers-i386.c (host_detect_local_cpu):
6966 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6968 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6969 (rs6000_variable_issue_1): this. Use...
6970 (rs6000_variable_issue): here. Reimplement. Print debug info.
6972 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6974 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6975 sel_restore_notes. Update all callers. Call reemit_notes
6978 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6980 PR rtl-optimization/42246
6981 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6984 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6986 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6987 all successors is the same as number of successors in current region.
6989 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6991 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6992 to rename is not separable. Otherwise check that its LHS is not NULL.
6994 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6996 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6998 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7000 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7001 available registers when failed to discover LHS register class.
7002 Fix indentation. Update comment.
7004 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7005 Alexander Monakov <amonakov@ispras.ru>
7007 PR rtl-optimization/42389
7008 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7010 (advance_state_on_fence): Likewise.
7011 (sel_target_adjust_priority): Print debug output only when
7012 sched_verbose >= 4, not 2.
7013 (get_expr_cost): Do not issue all unique insns on the next cycle.
7014 (fill_insns): Initialize can_issue_more from the value saved
7016 * sel-sched-ir.c (flist_add): New parameter issue_more.
7017 Init FENCE_ISSUE_MORE with it.
7018 (merge_fences): Likewise.
7019 (init_fences): Update call to flist_add.
7020 (add_to_fences, add_clean_fence_to_fences)
7021 (add_dirty_fence_to_fences): Likewise.
7022 (move_fence_to_fences): Update call to merge_fences.
7023 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7025 * sel-sched-ir.h (struct _fence): New field issue_more.
7026 (FENCE_ISSUE_MORE): New accessor macro.
7028 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7030 PR rtl-optimization/42388
7031 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7032 that have no predecessors nor successors. Do not call move_bb_info
7033 for empty blocks outside of current region.
7035 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7037 PR rtl-optimization/42294
7038 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7039 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7040 originators' originators.
7042 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7044 PR rtl-optimization/39453
7045 PR rtl-optimization/42246
7046 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7048 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7050 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7051 Alexander Monakov <amonakov@ispras.ru>
7054 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7055 (maybe_tidy_empty_bb): ... here. Make static. Add new
7056 argument. Update all callers.
7057 (tidy_control_flow): ... and here. Recompute topological order
7058 of basic blocks in region if necessary.
7059 (sel_redirect_edge_and_branch): Change return type. Return true
7060 if topological order might have been invalidated.
7061 (purge_empty_blocks): Export and move from...
7062 * sel-sched.c (purge_empty_blocks): ... here.
7063 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7064 (maybe_tidy_empty_bb): Delete prototype.
7065 (purge_empty_blocks): Declare.
7067 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7069 PR rtl-optimization/42249
7070 * sel-sched.c (try_replace_dest_reg): When chosen register
7071 and original register is the same, do not bail out early, but
7072 still check all original insns for validity of replacing destination
7073 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7076 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7079 Port from no-undefined-overflow branch:
7080 2009-03-09 Richard Guenther <rguenther@suse.de>
7082 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7084 2010-01-14 Richard Guenther <rguenther@suse.de>
7087 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7089 2010-01-14 Ira Rosen <irar@il.ibm.com>
7091 PR tree-optimization/42709
7092 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7093 as scalar type in creation of constant vector operand.
7095 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7098 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7099 (check-parallel-%): Match `testsuite' directory component only
7102 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7104 PR translation/39521
7105 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7108 2010-01-13 Richard Guenther <rguenther@suse.de>
7110 PR tree-optimization/42730
7111 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7114 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7117 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7118 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7121 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7123 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7124 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7125 ___umulsi3_highpart.
7127 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7128 rather than schedule_insns if the pass is enabled.
7130 2010-01-13 Martin Jambor <mjambor@suse.cz>
7132 PR tree-optimization/42704
7133 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7136 2010-01-13 Martin Jambor <mjambor@suse.cz>
7138 PR tree-optimization/42703
7139 * tree-sra.c (analyze_access_subtree): Check that we can build a
7140 reference to the original data within the aggregate.
7142 2010-01-13 Richard Guenther <rguenther@suse.de>
7144 PR tree-optimization/42705
7145 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7147 2010-01-13 Richard Guenther <rguenther@suse.de>
7150 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7152 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7155 * var-tracking.c (values_to_unmark): New variable.
7156 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7157 values_to_unmark vector. Moved body to...
7158 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7159 instead queue it into values_to_unmark vector.
7160 (vt_find_locations): Free values_to_unmark vector.
7162 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7164 * config/s390/s390.c (override_options): Set
7165 default of max-pending-list-length to 256
7167 2010-01-13 Richard Guenther <rguenther@suse.de>
7170 * tree-pass.h (PROP_gimple_lcx): New.
7171 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7172 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7173 before the final cleanup_eh.
7174 (dump_properties): Dump PROP_gimple_lcx.
7175 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7176 (tree_lower_complex_O0): Remove.
7177 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7178 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7179 tree_lower_complex, schedule TODO_update_ssa.
7180 * lto-streamer-out.c (output_function): Stream the functions
7182 * lto-streamer-in.c (input_function): Likewise.
7183 (lto_read_body): Do not override them here.
7185 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7188 * c-typeck.c (build_c_cast): Fold value cast to union type before
7189 wrapping it in a CONSTRUCTOR.
7191 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7193 PR rtl-optimization/42699
7194 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7197 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7199 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7200 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7201 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7202 SUBTARGET_WARN_UNUSED_SPEC): ... here
7203 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7205 2010-01-12 Julian Brown <julian@codesourcery.com>
7207 * config/arm/neon-schedgen.ml (Utils): Don't try to
7208 open missing module.
7209 (find_with_result): New.
7211 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7214 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7215 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7217 PR tree-optimization/42645
7218 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7219 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7220 decl_map, set processing_debug_stmt to -1 and return name without
7223 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7225 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7226 binutils version, and reword target configuration description.
7228 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7230 * config/avr/avr.h (LINKER_NAME): Remove.
7232 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7235 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7236 that support VSX, warn for -mno-altivec if vsx is not disabled,
7239 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7240 Shujing Zhao <pearly.zhao@oracle.com>
7242 PR translation/42469
7243 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7244 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7245 character between option name and help text.
7246 * c.opt (imultilib): Likewise.
7248 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7250 * lto-streamer-out.c (output_unreferenced_globals): Output static
7253 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7255 PR rtl-optimization/42621
7256 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7257 optimizing for size.
7258 (duplicate_computed_gotos): Remove now-redundant check.
7260 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7263 * configure.ac: Save and restore LDFLAGS and LIBS
7264 * configure: Regenerate.
7266 2010-01-10 Richard Guenther <rguenther@suse.de>
7269 * builtins.c (fold_builtin_strlen): Add type argument and
7270 convert the resulting length to it.
7271 (fold_builtin_1): Adjust.
7273 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7275 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7276 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7278 (num_insns_constant_wide): Adjust for that change.
7280 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7283 * web.c (union_defs): Add used argument, to combine uses of
7285 (entry_register): Adjust type and tests of used argument.
7286 (web_main): Widen used for new use. Pass it to union_defs.
7287 * df.h (union_defs): Adjust prototype.
7289 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7292 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7293 uses in new incoming argument. Free body.
7294 (reset_debug_uses_in_loop): New.
7295 (analyze_insn_to_expand_var): Call the latter if the former found
7296 anything. Fix whitespace. Reject invalid dest overlaps before
7297 going through all insns in the loop.
7299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7302 * haifa-sched.c (dying_use_p): Debug insns don't count.
7304 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7307 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7308 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7309 (verify_gimple_call): Reject LHS in noreturn calls.
7311 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7315 * tree-vect-loop-manip.c (adjust_info): New type.
7316 (adjust_vec): New pointer to vector.
7317 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7318 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7319 (slpeel_update_phis_for_duplicate_loop): Use them.
7320 (slpeel_update_phi_nodes_for_guard1): Likewise.
7321 (slpeel_update_phi_nodes_for_guard2): Likewise.
7322 (slpeel_tree_peel_loop_to_edge): Likewise.
7323 (vect_update_ivs_after_vectorizer): Likewise.
7325 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7327 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7328 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7330 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7332 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7333 bogus uninitialized warning.
7335 2010-01-09 Richard Guenther <rguenther@suse.de>
7338 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7339 the evolution is compatible with the initial condition.
7341 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7343 * gcc.c (process_command): Update copyright notice dates.
7344 * gcov.c (print_version): Likewise.
7345 * gcov-dump.c (print_version): Likewise.
7346 * mips-tfile.c (main): Likewise.
7347 * mips-tdump.c (main): Likewise.
7349 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7352 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7354 (rotlhi3_8): Delete.
7356 (rotlsi3_8): Delete.
7357 (rotlsi3_16): Delete.
7358 (rotlsi3_24): Delete.
7360 (*rotw<mode>3): New.
7361 (*rotb<mode>3): New.
7362 * config/avr/avr.c (avr_rotate_bytes): New function.
7363 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7365 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7368 * configure.ac: Modify -rdynamic check.
7369 * configure: Regenerate.
7371 2010-01-08 DJ Delorie <dj@redhat.com>
7373 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7374 register popping order.
7376 2010-01-08 Richard Guenther <rguenther@suse.de>
7379 * c.opt (fsigned-char): Also let LTO handle this option.
7380 (funsigned-char): Likewise.
7382 2010-01-07 Richard Guenther <rguenther@suse.de>
7384 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7385 (gimple_op): Likewise.
7386 (gimple_op_ptr): Likewise.
7387 (gimple_assign_set_lhs): Remove gcc_assert.
7388 (gimple_assign_set_rhs1): Likewise.
7389 (gimple_assign_set_rhs2): Likewise.
7390 (gimple_call_set_lhs): Likewise.
7391 (gimple_call_set_fn): Likewise.
7392 (gimple_call_set_fndecl): Likewise.
7393 (gimple_call_fndecl): Likewise.
7394 (gimple_call_return_type): Likewise.
7395 (gimple_call_set_chain): Likewise.
7396 (gimple_call_num_args): Likewise.
7397 (gimple_call_set_arg): Likewise.
7398 (gimple_cond_set_code): Likewise.
7399 (gimple_cond_set_lhs): Likewise.
7400 (gimple_cond_set_rhs): Likewise.
7401 (gimple_cond_set_true_label): Likewise.
7402 (gimple_cond_set_false_label): Likewise.
7403 (gimple_label_set_label): Likewise.
7404 (gimple_goto_set_dest): Likewise.
7405 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7406 (gimple_debug_bind_get_value): Likewise.
7407 (gimple_debug_bind_get_value_ptr): Likewise.
7408 (gimple_debug_bind_set_var): Likewise.
7409 (gimple_debug_bind_set_value): Likewise.
7410 (gimple_debug_bind_reset_value): Likewise.
7411 (gimple_debug_bind_has_value_p): Likewise.
7412 (gimple_return_retval_ptr): Remove gcc_assert.
7413 (gimple_return_retval): Likewise.
7414 (gimple_return_set_retval): Likewise.
7415 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7416 (safe_referenced_var_iterator): Remove.
7417 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7418 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7419 (fill_referenced_var_vec): Remove.
7420 (first_readonly_imm_use): Remove redundant gcc_assert.
7421 (phi_arg_index_from_use): Combine gcc_asserts.
7422 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7423 (first_imm_use_stmt): Remove redundant gcc_assert.
7424 * tree-cfg.c (verify_gimple_call): Verify function and chain
7425 operands. Verify arguments.
7426 (verify_types_in_gimple_stmt): Verify condition code and labels.
7428 2010-01-07 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/42641
7431 * sese.c (rename_map_elt_info): Use the SSA name version, do
7434 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7436 PR tree-optimization/42625
7437 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7438 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7440 2010-01-07 Duncan Sands <baldrick@free.fr>
7442 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7444 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7447 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7448 note itself is not function_invariant_p.
7450 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7452 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7453 Do not add the DF_NOTE problem.
7454 * store-motion.c (execute_rtl_store_motion): Likewise.
7456 2010-01-07 Martin Jambor <mjambor@suse.cz>
7458 PR tree-optimization/42157
7459 * tree-sra.c (compare_access_positions): Stabilize sort if both
7460 accesses have integer types, return zero immediately if they are the
7463 2010-01-06 Richard Henderson <rth@redhat.com>
7466 * haifa-sched.c (add_to_note_list): Merge into ...
7467 (concat_note_lists): ... here, and ...
7468 (unlink_other_notes, rm_other_notes): Merge into...
7469 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7470 NOTE_INSN_EPILOGUE_BEG.
7472 2010-01-06 Richard Guenther <rguenther@suse.de>
7474 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7475 not inline regular functions into always-inline functions.
7477 2010-01-06 Nick Clifton <nickc@redhat.com>
7479 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7480 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7482 (OVERRIDE_OPTIONS): Delete.
7483 (OPTIMIZATION_OPTIONS): Define.
7484 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7485 * config/rx/rx.c (rx_handle_option): Issue an error message if
7486 -mcpu=rx200 and -fpu are used together.
7487 (rx_set_optimization_options): New function. Issue an error
7488 message if an optimization attribute attempts to reset the FPU/
7489 math optimization pairing.
7490 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7491 * config/rx/rx.opt: Set the default to 32-bit doubles.
7492 * config/rx/t-rx: Add multilibs for -nofpu option.
7493 * doc/invoke.texi: Update documentation of RX options.
7495 2010-01-06 Richard Guenther <rguenther@suse.de>
7497 * tree-ssa-pre.c (name_to_id): New global.
7498 (alloc_expression_id): Simplify SSA name handling.
7499 (lookup_expression_id): Likewise.
7500 (init_pre): Zero name_to_id.
7501 (fini_pre): Free it.
7503 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7505 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7507 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7510 * config/i386/sse.md (smaxv2di3): New.
7511 (umaxv2di3): Likewise.
7512 (sminv2di3): Likewise.
7513 (uminv2di3): Likewise.
7515 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7518 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7519 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7520 (legitimize_tls_address): Likewise.
7521 (sparc_tls_referenced_p): Likewise.
7522 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7523 and adjust calls to legitimize_pic_address.
7524 (legitimate_constant_p) Use sparc_tls_referenced_p.
7525 (legitimate_pic_operand_p): Likewise.
7526 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7527 (sparc_tls_symbol_ref_1): Delete.
7528 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7529 (legitimize_tls_address): Make static, handle CONST patterns.
7530 (legitimize_pic_address): Make static, remove unused parameter and
7531 adjust recursive calls.
7532 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7533 and adjust call to legitimize_pic_address.
7534 (sparc_output_mi_thunk): Likewise.
7536 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7537 H.J. Lu <hongjiu.lu@intel.com>
7540 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7541 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7542 operands to make them signed.
7545 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7548 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7549 GTU to GT for V4SI and V2DI.
7551 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7552 (umin<mode>3): Removed.
7554 (uminv4si3): Likewise.
7556 2010-01-05 Martin Jambor <mjambor@suse.cz>
7558 PR tree-optimization/42462
7559 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7560 current_function_decl to helper functions and macros.
7562 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7565 * flags.h: Don't include real.h.
7566 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7567 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7568 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7569 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7570 * dominance.c: Update copyright.
7571 * gimple.c (walk_gimple_op): Remove inline.
7572 * tree-ssa-reassoc.c: Include real.h.
7573 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7574 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7576 2010-01-05 Nick Clifton <nickc@redhat.com>
7578 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7579 register to push into the stack frame when the accumulator has to
7580 be saved during interrupts.
7582 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7584 * doc/invoke.texi: Remove the documentation about option
7586 * common.opt (Wunreachable-code): Preserved for backward
7588 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7589 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7590 the backward compatibility flag section.
7592 2010-01-05 Richard Guenther <rguenther@suse.de>
7594 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7596 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7599 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7601 PR tree-optimization/42508
7602 * tree-sra.c (convert_callers): Check for recursive call
7603 by comparing cgraph nodes instead of decls.
7604 (modify_function): Call ipa_modify_formal_parameters also
7605 on all same_body aliases.
7607 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7608 cgraph nodes when checking for same_body aliases.
7610 2010-01-05 Richard Guenther <rguenther@suse.de>
7612 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7613 allocation and lookup.
7614 (get_or_alloc_expr_for_constant): Likewise.
7615 (phi_translate): Sink allocation.
7617 2010-01-04 Richard Guenther <rguenther@suse.de>
7619 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7620 a new entry only if needed.
7621 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7622 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7624 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7626 (phi_translate): Handle CONSTANTs early.
7628 2010-01-04 Martin Jambor <mjambor@suse.cz>
7630 PR tree-optimization/42398
7631 * tree-sra.c (struct access): Removed flag grp_different_types.
7632 (dump_access): Do not dump the removed flag.
7633 (sort_and_splice_var_accesses): Do not set the removed flag.
7634 (sra_modify_expr): Check for type compatibility directly.
7636 2010-01-04 Martin Jambor <mjambor@suse.cz>
7638 PR tree-optimization/42366
7639 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7640 edges with variable number of parameters.
7641 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7642 flag instead of asserting it.
7643 (ipa_read_node_info): Read uses_analysis_done flag.
7645 2010-01-04 Richard Guenther <rguenther@suse.de>
7647 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7648 iterative_hash_* as intended.
7649 (vn_reference_compute_hash): Likewise. Simplify hashing
7651 (vn_reference_lookup_2): Likewise.
7652 (vn_nary_op_compute_hash): Likewise.
7653 (vn_phi_compute_hash): Likewise.
7654 (expressions_equal_p): Remove strange code.
7655 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7656 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7657 (bitmap_insert_into_set_1): Take value-id as parameter.
7658 (add_to_value): Pass it.
7659 (bitmap_insert_into_set): Likewise.
7660 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7662 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7665 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7666 (do_self_spec): For switches with SWITCH_IGNORE set set also
7667 SWITCH_IGNORE_PERMANENTLY.
7668 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7671 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7673 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7674 tree of an unreferenced global var.
7676 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7679 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7680 GTU to GT for V4SI and V2DI.
7682 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7683 (umin<mode>3): Removed.
7685 (uminv4si3): Likewise.
7687 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7690 * collect2.c (main): Turn on trace in collect2 if -v is passed
7693 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7695 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7696 description of expression operand.
7698 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7700 * configure.ac: Add install-html to target_list for Make-hooks.
7701 * configure: Regenerate.
7702 * fortran/Make-lang.in (F95_HTMLFILES): New.
7703 (fortran.html): Use it.
7704 (fortran.install-html): New.
7705 * Makefile.in (install-html): Add lang.install-html.
7706 * java/Make-lang.in (JAVA_HTMLFILES): New.
7707 (java.html): Use it.
7708 (java.install-html): New.
7709 * objc/Make-lang.in (objc.install-html): New.
7710 * objcp/Make-lang.in (obj-c++.install-html): New.
7711 * cp/Make-lang.in (c++.install-html): New.
7712 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7713 * lto/Make-lang.in (lto.install-html): New.
7715 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7718 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7720 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7722 PR rtl-optimization/41862
7723 * store-motion.c (store_killed_in_insn, compute_store_table,
7724 remove_reachable_equiv_notes, replace_store_insn,
7725 build_store_vectors): Ignore all DEBUG_INSNs.
7727 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7730 * common.opt: Add dumpdir.
7732 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7734 (option_map): Add --dumpdir.
7736 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7738 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7740 * opts.c (decode_options): Try dump_dir_name first if
7741 dump_base_name isn't an absolute path.
7742 (common_handle_option): Handle OPT_dumpdir.
7744 * toplev.c (dump_dir_name): New.
7745 (print_switch_values): Also ignore -dumpdir.
7747 * toplev.h (dump_dir_name): New.
7749 2010-01-03 Richard Guenther <rguenther@suse.de>
7751 PR tree-optimization/42589
7752 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7753 double-word expansion of bswap32.
7755 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7757 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7758 with BLOCK_FOR_INSN.
7759 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7760 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7761 noce_process_if_block): Likewise.
7762 * gcse.c (compute_local_properties, insert_expr_in_table,
7763 insert_set_in_table, canon_list_insert, find_avail_set,
7764 pre_insert_copy_insn): Likewise.
7766 * basic-block.h (BLOCK_NUM): Move from here...
7767 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7769 2010-01-03 Richard Guenther <rguenther@suse.de>
7771 PR tree-optimization/42438
7772 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7773 contains_may_not_return_call flag.
7774 (BB_MAY_NOTRETURN): New.
7775 (valid_in_sets): Trapping nary operations are not valid
7776 in blocks that may not return.
7777 (insert_into_preds_of_block): Remove check for trapping expressions.
7778 (compute_avail): Compute also BB_MAY_NOTRETURN.
7780 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7782 * doc/invoke.texi: Add 2010 to copyright years.
7784 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7786 * config/sparc/sparc.c: Fix formatting nits.
7788 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7789 Alexander Monakov <amonakov@ispras.ru>
7791 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7793 2010-01-02 Richard Guenther <rguenther@suse.de>
7796 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7797 (simplify_switch_using_ranges): Mark to be removed edges
7800 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7802 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7804 * collect2.c (scan_libraries): Add missing argument in call to
7807 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7810 * config/alpha/predicates.md (aligned_memory_operand): Return false
7812 (unaligned_memory_operand): Return true for CQImode.
7813 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7814 doesn not cross aligned SImode word boundary.
7816 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7818 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7820 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7821 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7823 2010-01-02 Richard Guenther <rguenther@suse.de>
7826 * toplev.c (compile_file): Emit LTO marker properly. Change
7828 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7830 2010-01-01 Richard Guenther <rguenther@suse.de>
7833 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7835 2010-01-01 Richard Guenther <rguenther@suse.de>
7838 * c-decl.c (grokdeclarator): For zero-size arrays force
7839 structural equality checks as layout_type does.
7841 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7843 * builtins.c: Update copyright to 2010.
7845 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7848 * lto-streamer-out.c (produce_asm): Revert the last change.
7849 (copy_function): Likewise.
7851 * lto-streamer.c (lto_get_section_name): Skip any leading
7854 2010-01-01 Richard Guenther <rguenther@suse.de>
7857 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7861 Copyright (C) 2010 Free Software Foundation, Inc.
7863 Copying and distribution of this file, with or without modification,
7864 are permitted in any medium without royalty provided the copyright
7865 notice and this notice are preserved.