1 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
3 * gimple.h (compare_field_offset): Rename into...
4 (gimple_compare_field_offset): ...this.
5 * gimple.c (compare_field_offset): Rename into...
6 (gimple_compare_field_offset): ...this. Compare the full access if
7 the offset is self-referential.
8 (gimple_types_compatible_p): Adjust for above renaming.
9 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
10 DECL_NONADDRESSABLE_P flag of fields before merging them.
12 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
14 * tree.h (ctor_to_list): Delete.
15 * tree.c (ctor_to_list): Delete.
17 2010-05-15 Jan Hubicka <jh@suse.cz>
19 * ipa-reference.c: Include toplev.h
20 (is_proper_for_analysis): Only add to all_module_statics
22 (write_node_summary_p, stream_out_bitmap,
23 ipa_reference_write_optimization_summary,
24 ipa_reference_read_optimization_summary): New.
25 (struct ipa_opt_pass_d pass_ipa_reference): Add
26 optimization summary streaming.
27 * lto-cgraph.c (referenced_from_this_partition_p,
28 reachable_from_this_partition_p): New functions.
29 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
30 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
31 * opts.c (decode_options): Enable ipa_reference.
32 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
33 * lto-streamer.h (referenced_from_this_partition_p,
34 reachable_from_this_partition_p): Declare.
36 2010-05-15 Richard Guenther <rguenther@suse.de>
38 PR tree-optimization/44038
39 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
40 taking the address of a V_C_E of a constant.
42 2010-05-14 Jan Hubicka <jh@suse.cz>
44 * tree.h (memory_identifier_string): Remove.
45 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
46 (ipa_reference_global_vars_info_d): Remove statics_not_read and
48 (ipa_reference_optimization_summary_d): New structure.
49 (ipa_reference_optimization_summary_t): New type and vector.
50 (ipa_reference_vars_info_d): Embedd structures instead of using
52 (reference_vars_to_consider): Remove out of GGC space.
53 (module_statics_escape): Remove.
54 (global_info_obstack): Rename to ...
55 (optimization_summary_obstack): ... this one.
56 (initialization_status_t): Remove.
57 (memory_identifier_string): Remove.
58 (get_reference_vars_info): Fix indenting.
59 (set_reference_vars_info): Likewise.
60 (get_reference_optimization_summary): New.
61 (set_reference_optimization_summary): New.
62 (get_global_reference_vars_info): Remove.
63 (ipa_reference_get_read_global): Remove.
64 (ipa_reference_get_written_global): Remove.
65 (ipa_reference_get_not_read_global): Update.
66 (ipa_reference_get_not_written_global): Update.
67 (is_proper_for_analysis): Outlaw addressable.
68 (propagate_bits): Update for new datastructures.
69 (analyze_variable): Remove.
70 (init_function_info): Update for new datastructures.
71 (clean_function_local_data): Remove.
72 (clean_function): Remove.
73 (copy_global_bitmap): Use optimizations_summary_obstack.
74 (duplicate_node_data): Duplicate optimization summary only.
75 (remove_node_data): Remove optimization summary only.
76 (generate_summary): Do not analyze variables; do not compute
77 module_statics_escape; do not prune solutions by it.
78 (read_write_all_from_decl): Fix typos in comments.
79 (propagate): Doscover readonly and nonaddressable first;
80 update for new datastructures; share global bitmaps.
81 * ipa-reference.h (ipa_reference_get_read_global,
82 ipa_reference_get_written_global): Remove.
83 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
84 * Makefile.in: Remove ipa-refereference from GT files.
86 2010-05-14 Jakub Jelinek <jakub@redhat.com>
89 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
90 for all SYMBOL_REF_DECLs.
92 2010-05-14 Jan Hubicka <jh@suse.cz>
94 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
95 (varpool_all_refs_explicit_p): New inline function.
96 * ipa-reference.c: Update comment.
97 (module_statics_written): Remove.
98 (get_static_decl): Remove.
99 (ipa_init): Do not initialize module_statics_written.
100 (analyze_function): Likewise.
101 (generate_summary): Likewise; do not compute module_statics_readonly
102 and do not update variable flags.
103 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
104 * ipa.c: Inlucde flags.h
105 (cgraph_local_node_p): New.
106 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
107 promote functions to local.
108 (ipa_discover_readonly_nonaddressable_vars): New function.
109 (function_and_variable_visibility): Use cgraph_local_node_p.
110 * varpool.c (varpool_finalize_decl): Set force_output for
111 DECL_PRESERVE_P vars.
113 2010-05-14 Jan Hubicka <jh@suse.cz>
115 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
117 2010-05-14 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/44119
120 * tree-ssa-pre.c (eliminate): Properly mark replacement of
121 a PHI node necessary.
123 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
125 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
127 2010-05-14 Jason Merrill <jason@redhat.com>
130 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
131 (gimple_call_set_nothrow): New.
132 * gimple.c (gimple_build_call_from_tree): Call it.
133 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
136 * gimplify.c (gimplify_seq_add_stmt): No longer static.
137 * gimple.h: Declare it.
138 * gimple.c (gimple_build_eh_filter): No ops.
140 2010-05-14 Jan Hubicka <jh@suse.cz>
142 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
143 nodes already in queue.
144 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
147 2010-05-14 Jakub Jelinek <jakub@redhat.com>
150 * cfgexpand.c (expand_debug_expr): If non-memory op0
151 has BLKmode, return NULL.
153 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
155 * config.gcc: Add support for --with-cpu option for bdver1.
156 * config/i386/i386.h (TARGET_BDVER1): New macro.
157 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
158 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
159 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
160 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
161 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
162 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
163 (processor_type): Add PROCESSOR_BDVER1.
164 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
165 processor_type in config/i386/i386.h.
166 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
167 movaps <reg, reg> instead of movapd <reg, reg> when replacing
168 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
169 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
170 to emit packed xor instead of packed double/packed integer
171 xor for SSE and AVX when moving a zero value.
172 * config/i386/sse.md: Add check for
173 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
174 movapd/movdqa for SSE and AVX.
175 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
176 single logical operations i.e and, or and xor instead of packed double
177 logical operations for SSE and AVX.
178 * config/i386/i386-c.c:
179 (ix86_target_macros_internal): Add PROCESSOR_BDVER1.
180 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
181 (has_fma4, has_xop): New.
182 * config/i386/i386.c (bdver1_cost): New variable.
183 (m_BDVER1): New macro.
184 (m_AMD_MULTIPLE): Add m_BDVER1.
185 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
186 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
187 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
188 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
189 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
190 x86_tune_sse_partial_reg_dependency,
191 x86_tune_sse_unaligned_load_optimal,
192 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
193 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
194 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
195 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
196 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
197 Enable/disable for bdver1.
198 (processor_target_table): Add bdver1_cost.
199 (cpu_names): Add bdver1.
200 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
201 processor_alias_table.
202 (ix86_expand_vector_move_misalign): Change.
203 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
204 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
205 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
206 of movupd/movdqu for SSE and AVX.
207 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
208 (ix86_tune_adjust_cost): Add code for bdver1.
209 (standard_sse_constant_opcode): Add check for
210 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
211 of packed double xor for SSE and AVX.
213 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
215 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
218 2010-05-14 Tristan Gingold <gingold@adacore.com>
220 * toplev.c (default_debug_hooks): Remove this variable.
221 (process_options): Remove assignments to default_debug_hooks.
223 2010-05-14 Martin Jambor <mjambor@suse.cz>
225 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
226 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
227 * langhooks.h (struct lang_hooks_for_decls): Removed field
229 * tree.c (free_lang_data): Remove assignment to
230 lang_hooks.fold_obj_type_ref.
231 * tree.def (OBJ_TYPE_REF): Update comment.
233 2010-05-14 Richard Guenther <rguenther@suse.de>
235 PR tree-optimization/44124
236 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
238 2010-05-14 Alan Modra <amodra@gmail.com>
241 * config/rs6000/rs6000.c (struct machine_function): Reorder
242 fields for better packing. Add lr_save_state.
243 (rs6000_ra_ever_killed): Return lr_save_state if set.
244 (rs6000_emit_eh_reg_restore): Set lr_save_state.
246 2010-05-13 Jan Hubicka <jh@suse.cz>
248 * varpool.c (decide_is_variable_needed): Drop code checking
249 TREE_SYMBOL_REFERENCED.
251 2010-05-13 Jan Hubicka <jh@suse.cz>
253 * final.c (output_addr_const): Do not call mark_decl_referenced.
254 * cgraphunit.c (process_function_and_variable_attributes): Use
255 mark_needed_node dirrectly.
256 (assemble_thunk): Do not call mark_decl_referenced.
258 2010-05-13 Anatoly Sokolov <aesok@post.ru>
260 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
262 2010-05-13 Jeff Law <law@redhat.com>
264 * ira-conflicts.c (print_allocno_conflicts): New function broken out
266 (print_conflicts): Call print_allocno_conflicts.
268 2010-05-13 Jakub Jelinek <jakub@redhat.com>
271 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
274 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
276 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
277 t-mingw-w64 or t-mingw-w32 for multilib configuration.
278 * config/i386/t-mingw-w32: New.
279 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
281 2010-05-13 Martin Jambor <mjambor@suse.cz>
283 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
285 * gimple-fold.c (get_base_binfo_for_type): New function.
286 (gimple_get_relevant_ref_binfo): Likewise.
287 (gimple_fold_obj_type_ref_known_binfo): Likewise.
288 (gimple_fold_obj_type_ref): Likewise.
289 (fold_gimple_call): Simplify condition for folding virtual calls
290 and call gimple_fold_obj_type_ref.
291 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
292 (gimple_fold_obj_type_ref_known_binfo): Likewise.
294 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
296 * config/rs6000/rs6000-protos.h
297 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
298 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
299 (rs6000_debug_mode_dependent_address)
300 (rs6000_mode_dependent_address_ptr): Likewise.
302 2010-05-13 Jakub Jelinek <jakub@redhat.com>
305 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
307 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
308 * tree-sra.c (create_access_replacement): Call unshare_expr before
309 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
311 * dwarf2out.c: Include tree-flow.h.
312 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
313 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
314 Handle DW_OP_bit_piece.
315 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
316 construct_piece_list, adjust_piece_list): New functions.
317 (add_var_loc_to_decl): Handle SRA optimized variables.
318 Adjust for var_loc_note to loc field renaming.
319 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
320 in VAR_LOCATION note.
321 (new_loc_descr_op_bit_piece): New function.
322 (dw_sra_loc_expr): New function.
323 (dw_loc_list): Use it. Don't handle the last range after the
324 loop, handle it inside of the loop. Adjust for var_loc_note
325 to loc field renaming.
326 (add_location_or_const_value_attribute): Only special case
327 single entry loc lists if loc is NOTE_P. Adjust for
328 var_loc_note to loc field renaming.
329 (dwarf2out_var_location): Don't set newloc->var_loc_note
330 and newloc->next here.
332 2010-05-12 Jan Hubicka <jh@suse.cz>
334 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
336 * cgraph.h (cgraph_only_called_directly_p,
337 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
338 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
339 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
341 * ipa.c (cgraph_remove_unreachable_nodes): Use
342 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
344 * tree-inline.c (copy_bb): Check address_taken flag.
345 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
346 externally_visible flag.
348 2010-05-12 Jason Merrill <jason@redhat.com>
352 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
353 * sdbout.c (plain_type_1): Likewise.
354 * dwarf2out.c (is_base_type): Likewise.
355 (gen_type_die_with_usage): Likewise. Generate
356 DW_TAG_unspecified_type for any LANG_TYPE.
358 2010-05-12 Jan Hubicka <jh@suse.cz>
360 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
362 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
363 (cgraph_clone_edge): Update.
364 (cgraph_node_remove_callees): Remove indirect calls too.
365 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
366 (cgraph_create_indirect_edge): Update prototype.
367 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
368 is_proper_for_analysis.
369 (add_new_function, visited_nodes, function_insertion_hook_holder,
370 get_local_reference_vars_info, mark_address_taken, mark_address,
371 mark_load, mark_store, check_asm_memory_clobber, check_call,
372 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
373 (ipa_init): Do not initialize visited_nodes;
374 function_insertion_hook_holder.
375 (analyze_variable): Rewrite.
376 (analyze_function): Rewrite.
377 (copy_local_bitmap): Remove.
378 (duplicate_node_dat): Do not duplicate local info.
379 (generate_summary): Simplify to only walk cgraph.
380 (write_node_summary_p, ipa_reference_write_summary,
381 ipa_reference_read_summary): Remove.
382 (propagate): Do not remove function insertion;
384 (pass_ipa_reference): NULLify summary handling fields.
385 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
386 (input_edge): Input ecf_flags.
387 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
388 (update_indirect_edges_after_inlining): Ignore edges with unknown
391 2010-05-12 Sriraman Tallam <tmsriram@google.com>
393 * implicit-zee.c: New file.
394 * tree-pass.h (pass_implicit_zee): Declare.
395 * passes.c (init_optimization_passes): Add zee pass.
396 * common.opt (fzee): New flag.
397 * timevar.def (TV_ZEE): Define.
398 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
400 * Makefile.in (implicit-zee.o): Add new build file.
402 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
403 Nathan Froyd <froydnj@codesourcery.com>
405 * c-common.c (sync_resolve_params): Remove write-only variable.
407 2010-05-12 Anatoly Sokolov <aesok@post.ru>
409 * target.h (struct gcc_target): Add mode_dependent_address_p field.
410 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
411 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
412 * targhooks.c (default_mode_dependent_address_p): New function.
413 * targhooks.h (default_mode_dependent_address_p): Declare function.
414 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
415 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
416 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
417 target hook. Change return type to bool.
418 * recog.h: (mode_dependent_address_p): Change return type to bool.
420 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
421 Nathan Froyd <froydnj@codesourcery.com>
423 * tree-mudflap.c (build_function_type_0, build_function_type_1,
424 build_function_type_2, build_function_type_3): Remove.
425 (mudflap_init): Use build_function_type_list.
427 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
428 Nathan Froyd <froydnj@codesourcery.com>
430 * coverage.c (build_fn_info_value): Call build_constructor instead of
431 build_constructor_from_list.
432 (build_ctr_info_value): Likewise.
433 (build_gcov_info): Likewise.
435 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
437 * tree.c (build_constructor): Compute TREE_CONSTANT for the
438 resultant constructor.
439 (build_constructor_single): Don't set TREE_CONSTANT.
440 (build_constructor_from_list): Don't compute TREE_CONSTANT.
442 2010-05-12 Jan Hubicka <jh@suse.cz>
444 * cgraph.h (struct varpool_node): Add aux.
445 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
446 * varpool.c (varpool_remove_node): Do not remove initializer.
447 (varpool_reset_queue): Export.
448 (varpool_finalize_decl): Volatile vars are forced to be output.
449 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
451 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
452 process_references, varpool_can_remove_if_no_refs): New functions.
453 (cgraph_remove_unreachable_nodes): Handle variables too.
455 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
458 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
460 2010-05-12 Jakub Jelinek <jakub@redhat.com>
463 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
464 change value of ORT_TASK.
465 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
466 (omp_notice_threadprivate_variable): New function.
467 (omp_notice_variable): Call it for threadprivate variables.
468 If enclosing ctx is a task, print enclosing task rather than
469 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
470 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
471 if task has untied clause.
474 * dwarf2out.c (base_type_die): Don't add name attribute here.
475 (modified_type_die): Instead of sizetype use
476 its underlying original type. If a DW_TAG_base_type doesn't
477 have name added, add __unknown__.
478 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
479 always call force_type_die instead.
481 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
483 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
484 for __stack_chk_guard.
486 2010-05-11 Jakub Jelinek <jakub@redhat.com>
488 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
489 don't call start_source_file debug hook here...
490 (finish_options): ... but here, after outputting predefined and
491 command line defines and undefs.
494 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
496 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
497 optimizing away empty bb with no successors, move over its
498 footer chain to fallthru predecessor.
499 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
500 (rtl_split_edge): For asm goto call patch_jump_insn even if
501 splitting fallthru edge.
504 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
505 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
506 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
507 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
511 * c-parser.c (c_parser_expression): Mark LHS of a comma
512 expression as read if it is a decl, handled component or
513 COMPOUND_EXPR with that on the RHS.
514 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
515 if it is a decl or handled component.
517 2010-05-11 Jan Hubicka <jh@suse.cz>
519 * lto-symtab.c (lto_symtab_free): New function.
520 * lto-streamer.h (lto_symtab_free): Declare.
522 2010-05-11 Jan Hubicka <jh@suse.cz>
524 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
525 that if function is needed it is reachable.
526 (lto_output_node): See if it the function is reachable or referenced.
527 (output_cgraph): Update call of lto_output_node.
528 * lto-streamer.h (reachable_from_other_partition_p): Declare.
530 2010-05-11 Jan Hubicka <jh@suse.cz>
532 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
535 2010-05-11 Jan Hubicka <jh@suse.cz>
537 PR tree-optimize/44063
538 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
540 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
542 (estimate_function_body_sizes): Compute sizes even when disregarding.
544 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
546 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
548 2010-05-11 Jan Hubicka <jh@suse.cz>
550 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
553 2010-05-11 Jan Hubicka <jh@suse.cz>
555 * matrix-reorg.c (matrix_reorg): Rebuild edges.
557 2010-05-11 Jan Hubicka <jh@suse.cz>
559 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
560 lto_streamer_cache_delete): Put nodes into heap.
561 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
564 2010-05-11 Jan Hubicka <jh@suse.cz>
566 * cgraphbuild.c (cgraph_rebuild_references): New.
567 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
569 * cgraph.h (cgraph_rebuild_references): Declare.
570 * tree-inline.c (tree_function_versioning): Use it.
571 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
573 2010-05-11 Jan Hubicka <jh@suse.cz>
575 * cgraph.c: Include ipa-utils.h
576 (cgraph_create_virtual_clone): Update references.
577 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
579 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
581 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
582 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
585 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
587 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
589 2010-05-11 Jakub Jelinek <jakub@redhat.com>
591 * gcc.c (execute): For -### don't quote arguments that
592 contain just alphanumerics and _/-. characters.
593 * doc/invoke.texi: Document that change for -###.
596 * df-problems.c (struct dead_debug): Add to_rescan field.
597 (dead_debug_init): Clear to_rescan field.
598 (dead_debug_finish): Rescan all debug insns in to_rescan
599 bitmap and free the bitmap.
600 (dead_debug_insert_before): Instead of rescanning debug insns
601 immediately queue their rescanning until dead_debug_finish.
602 (df_note_bb_compute): After dead_debug_add do continue instead
605 2010-05-10 Jakub Jelinek <jakub@redhat.com>
608 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
609 clear also INSN_REG_USE_LIST.
611 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
613 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
615 2010-05-10 Jan Hubicka <jh@suse.cz>
617 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
620 2010-05-10 Jan Hubicka <jh@suse.cz>
622 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
624 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
625 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
626 (lto_streamer_cache_create): Init alloc pool.
627 (lto_streamer_cache_delete): Free alloc pool.
628 * lto-streamer.h: Include alloc pool.
629 (lto_streamer_cache_d): Use alloc pool.
630 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
632 2010-05-10 Jan Hubicka <jh@suse.cz>
634 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
635 * cgraphbuild.c: Include except.h
636 (record_type_list, record_eh_tables): New function.
637 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
639 2010-05-10 Jan Hubicka <jh@suse.cz>
641 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
642 __frame_dummy_init_array_entry, force_to_data): Attribute as used
645 2010-05-10 Michael Matz <matz@suse.de>
647 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
648 (can_reassociate_p): Use FLOAT_TYPE_P.
649 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
650 (vect_force_simple_reduction): ... this.
651 * tree-parloops.c (gather_scalar_reductions): Use
652 vect_force_simple_reduction.
653 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
654 vect_is_simple_reduction, add modify argument, if true rewrite
656 (vect_is_simple_reduction, vect_force_simple_reduction): New
658 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
660 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
661 Vladimir Makarov <vmakarov@redhat.com>
663 PR rtl-optimization/44012
664 * ira-build.c (remove_unnecessary_allocnos): Nullify
665 regno_allocno_map of the removed allocno.
667 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
669 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
671 * configure: Regenerate.
673 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
675 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
677 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
678 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
680 * configure: Regenerate.
682 2010-05-10 Richard Guenther <rguenther@suse.de>
684 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
685 marked if the entry identifier is marked.
687 2010-05-10 Richard Guenther <rguenther@suse.de>
689 * c-common.c (struct c_common_attributes): Add fnspec attribute.
690 (handle_fnspec_attribute): New function.
691 * gimple.h (gimple_call_return_flags): Declare.
692 (gimple_call_arg_flags): Likewise.
693 * gimple.c (gimple_call_arg_flags): New function.
694 (gimple_call_return_flags): Likewise.
695 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
697 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
699 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
700 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
702 (make_heapvar_for): ... this new function.
703 (handle_rhs_call): Handle fnspec attribute argument specifiers.
704 (handle_lhs_call): Likewise.
705 (find_func_aliases): Adjust.
707 2010-05-10 Richard Guenther <rguenther@suse.de>
709 PR tree-optimization/44050
710 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
712 2010-05-10 Wei Guozhi <carrot@google.com>
715 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
717 2010-05-09 Joseph Myers <joseph@codesourcery.com>
720 * c-typeck.c (lookup_field): Take a type directly. Update
722 (build_component_ref): Update call to lookup_field.
723 (set_init_label): Use lookup_field to find initialized field.
724 Handle returned list of fields like a sequence of designators.
726 2010-05-09 Richard Guenther <rguenther@suse.de>
729 * fold-const.c (tree_single_nonzero_warnv_p): Properly
730 handle &FUNCTION_DECL.
732 2010-05-09 Joseph Myers <joseph@codesourcery.com>
735 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
736 structures and unions recursively.
737 (detect_field_duplicates): Move duplicate detection with a hash to
738 detect_field_duplicates_hash. Always use a hash if anonymous
739 structures or unions are present.
740 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
743 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
746 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
747 detect Atom, Core 2 and Core i7.
749 2010-05-09 Richard Guenther <rguenther@suse.de>
751 * gcc.c (store_arg): Handle temporary file deletion for
754 2010-05-09 Richard Guenther <rguenther@suse.de>
757 * ipa-inline.c (estimate_function_body_sizes): Return after
758 disregarding inline limits.
760 2010-05-09 Richard Guenther <rguenther@suse.de>
762 * gcc.c (store_arg): Revert last change.
764 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
767 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
768 (optimize_ops_list): Call it.
770 2010-05-08 Richard Guenther <rguenther@suse.de>
772 PR tree-optimization/44030
773 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
774 NECESSARY flag if we propagate from a inserted expression.
776 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
778 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
779 domain types as equal if they are both PLACEHOLDER_EXPRs.
781 2010-05-08 Richard Guenther <rguenther@suse.de>
783 * lto-wrapper.c (run_gcc): Remove linker output from
784 command line for LTRANS invocation.
786 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
788 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
789 lto-macho as lto_binary_reader.
790 * target.h (struct gcc_target): New hooks lto_start and lto_end.
791 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
792 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
793 in lto_start and lto_end calls.
794 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
796 (scan_prog_file): Update is_elf_or_coff call.
797 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
799 * collect2.c (main): Fix enum comparison.
801 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
803 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
804 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
805 and TARGET_ASM_LTO_END.
806 * darwin.c: Include obstack.h and lto-streamer.h.
807 (lto_section_names_offset, lto_section_names_obstack,
808 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
810 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
811 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
813 (darwin_asm_lto_end): New function. Restore asm_out_file.
814 (darwin_asm_named_section): For LTO sections, replace the name with
815 the offset of the section name in a string table, and build this
817 (darwin_file_start): Initialize global vars for LTO support.
818 (darwin_file_end): If output to asm_out_file was redirected, append it
819 to the proper asm_out_file here. Add the section names section.
821 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
823 * c-pragma.c (pending_weak_d, pending_weak): New.
824 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
825 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
826 handle_pragma_weak): Update the uses of pending_weaks.
828 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
830 PR documentation/44016
831 * doc/standards.texi (Standards): Link to unversioned
832 cxx0x_status.html page.
834 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
837 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
838 in addition to TREE_USED, to avoid "set but unused" warnings.
840 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
842 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
843 (is_loop_prefetching_profitable): Do not insert prefetches
844 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
845 times the prefetch ahead distance.
847 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
849 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
850 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
851 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
854 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
856 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
857 a diagnostic info when the insn-to-mem ratio is too small.
859 2010-05-07 Richard Guenther <rguenther@suse.de>
861 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
863 (store_arg): Queue temp_filename for deletion instead of
866 2010-05-07 Richard Guenther <rguenther@suse.de>
868 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
869 (run_gcc): Handle LTRANS phase invocation.
870 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
872 2010-05-07 Jakub Jelinek <jakub@redhat.com>
874 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
875 this is also meaningful on PARM_DECLs and RESULT_DECLs.
877 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
879 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
881 2010-05-07 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/44020
884 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
885 code when PRE is not yet initialized.
887 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
889 * config/mips/dbxmdebug.h: Remove.
890 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
892 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
894 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
895 with null pointer and also warn about ordered comparison of zero with
898 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
900 * graphite-blocking.c
901 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
902 * graphite-clast-to-gimple.c
903 (clast_to_gcc_expression): Same.
904 (precision_for_value): Same.
905 (precision_for_interval): Same.
906 (gcc_type_for_interval): Same.
907 (graphite_create_new_guard): Same.
908 (compute_bounds_for_level): Same.
909 (graphite_create_new_loop_guard): Same.
910 * graphite-interchange.c
911 (build_linearized_memory_access): Same.
912 (pdr_stride_in_loop): Same.
913 (memory_strides_in_loop_1): Same.
914 (memory_strides_in_loop): Same.
915 (extend_scattering): Same.
916 (psct_scattering_dim_for_loop_depth): Same.
917 (pbb_number_of_iterations): Same.
919 (debug_iteration_domains): Same.
921 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
922 (ppl_set_inhomogeneous_gmp): Same.
923 (ppl_strip_loop): Same.
924 (ppl_lexico_compare_linear_expressions): Same.
925 (ppl_read_polyhedron_matrix): Same.
926 (ppl_max_for_le_pointset): Same.
928 (ppl_read_polyhedron_matrix): Same.
929 (tree_int_to_gmp): Same.
930 (gmp_cst_to_tree): Same.
931 (ppl_set_inhomogeneous): Same.
932 (ppl_set_inhomogeneous_tree): Same.
933 (ppl_set_coef): Same.
934 (ppl_set_coef_tree): Same.
935 * graphite-sese-to-poly.c
936 (build_pbb_scattering_polyhedrons): Same.
937 (build_scop_scattering): Same.
938 (scan_tree_for_params_right_scev): Same.
939 (scan_tree_for_params): Same.
940 (find_params_in_bb): Same.
941 (find_scop_parameters): Same.
942 (add_upper_bounds_from_estimated_nit): Same.
943 (build_loop_iteration_domains): Same.
944 (add_condition_to_domain): Same.
945 (pdr_add_memory_accesses): Same.
947 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
949 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
950 CLooG's value_* macros to their respective mpz_* counterparts.
951 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
952 (graphite_create_new_loop_guard): Same.
953 * graphite-interchange.c (build_linearized_memory_access): Same.
954 (pdr_stride_in_loop): Same.
955 (memory_strides_in_loop_1): Same.
956 (1st_interchange_profitable_p): Same.
957 * graphite-poly.c (extend_scattering): Same.
958 (psct_scattering_dim_for_loop_depth): Same.
959 (pbb_number_of_iterations): Same.
960 (pbb_number_of_iterations_at_time): Same.
961 * graphite-poly.h (new_1st_loop): Same.
962 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
963 (oppose_constraint): Same.
964 (insert_constraint_into_matrix): Same.
965 (ppl_set_inhomogeneous_gmp): Same.
966 (ppl_set_coef_gmp): Same.
967 (ppl_strip_loop): Same.
968 (ppl_lexico_compare_linear_expressions): Same.
969 (ppl_max_for_le_pointset): Same.
970 (ppl_min_for_le_pointset): Same.
971 (ppl_build_realtion): Same.
972 * graphite-ppl.h (gmp_cst_to_tree): Same.
973 (ppl_set_inhomogeneous): Same.
974 (ppl_set_inhomogeneous_tree): Same.
975 (ppl_set_coef): Same.
976 (ppl_set_coef_tree): Same.
977 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
978 (build_scop_scattering): Same.
979 (add_value_to_dim): Same.
980 (scan_tree_for_params_right_scev): Same.
981 (scan_tree_for_params_int): Same.
982 (scan_tree_for_params): Same.
983 (find_params_in_bb): Same.
984 (find_scop_parameters): Same.
985 (add_upper_bounds_from_estimated_nit): Same.
986 (build_loop_iteration_domains): Same.
987 (create_linear_expr_from_tree): Same.
988 (add_condition_to_domain): Same.
989 (pdr_add_memory_accesses): Same.
991 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
992 Jason Merrill <jason@redhat.com>
994 * c-common.c (c_common_reswords): Add nullptr.
995 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
996 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
997 (gen_type_die_with_usage): Likewise.
998 * dbxout.c (dbxout_type): Likewise.
999 * sdbout.c (plain_type_1): Likewise.
1001 2010-05-06 Jason Merrill <jason@redhat.com>
1003 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1004 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1006 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1008 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1009 stripping WITH_SIZE_EXPR.
1010 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1013 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1015 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1016 list of obsolete configurations.
1017 Disabled check for obsolete configurations.
1018 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1019 Removed support for previous versions.
1020 * config/mips/iris.h: Removed.
1021 * config/mips/iris5.h: Removed.
1022 * config/mips/iris6.h: Merged old iris.h contents.
1023 (TARGET_IRIX): Removed.
1024 (DRIVER_SELF_SPECS): Removed mabi=32.
1025 (IDENT_ASM_OP): Removed undef.
1026 (STARTFILE_SPEC): Removed mabi=32.
1027 (ENDFILE_SPEC): Likewise.
1028 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1029 (MACHINE_TYPE): Update for IRIX 6.5.
1030 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1031 TARGET_IRIX by TARGET_IRIX6.
1032 (mips_file_start): Likewise.
1033 (mips_output_external): Remove IRIX 5/6 O32 support.
1034 (mips_output_function_prologue): Likewise.
1035 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1037 (TARGET_CPU_CPP_BUILTINS): Likewise.
1038 (TARGET_IRIX): Removed.
1039 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1040 (MULTILIB_DIRNAMES): Removed 32.
1041 (MULTILIB_OSDIRNAMES): Removed ../lib.
1042 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1043 (Specific, mips-sgi-irix5): Document removal.
1044 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1045 Remove references to older IRIX 6 releases and the O32 ABI.
1047 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1050 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1051 instead of DF_REF_REAL_REG.
1053 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1056 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1057 handling to still return true for x64 targets.
1059 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1061 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1063 2010-05-06 Jan Hubicka <jh@suse.cz>
1065 PR tree-optimization/43791
1066 * ipa-inline.c (update_caller_keys): Remove bogus
1067 disregard_inline_limits check.
1069 2010-05-06 Michael Matz <matz@suse.de>
1071 PR tree-optimization/43984
1072 * tree-ssa-pre.c (inserted_phi_names): Remove.
1073 (inserted_exprs): Change to bitmap.
1074 (create_expression_by_pieces): Set bits, don't append to vector.
1075 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1076 (eliminate): Don't look at inserted_phi_names, remove deleted
1077 insns from inserted_exprs.
1078 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1079 (init_pre, fini_pre): Allocate and free bitmaps.
1080 (execute_pre): Insert insns on edges before elimination.
1082 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1084 * tree.c (initializer_zerop): Handle STRING_CST.
1086 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1089 * doc/invoke.texi (Wimplicit): Document as C only.
1090 * opts.c (common_handle_option): Add argument kind.
1091 (handle_option): Rename as read_cmdline_option. Factor out code to...
1092 (handle_option): ... here. New.
1093 (handle_options): Rename as read_cmdline_options.
1094 (decode_options): Update call.
1095 (set_option): Use option index instead of option pointer. Classify
1096 diagnostics correctly.
1097 (enable_warning_as_error): Call handle_option.
1098 * opts.h (set_option): Update declaration.
1099 (handle_option): Declare.
1100 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1101 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1102 * c-opts.c (set_Wimplicit): Delete.
1103 (c_family_lang_mask): New static constant.
1104 (c_common_handle_option): Add argument kind. Use handle_option
1105 instead of set_Wimplicit.
1106 (c_common_post_options): warn_implicit and warn_implicit_int
1107 are disabled by default.
1108 * c-common.c (warn_implicit): Do not define here.
1109 * c-common.h (warn_implicit): Do not declare here.
1110 (c_common_handle_option): Update declaration.
1111 * lto-opts.c (lto_reissue_options): Update call to set_option.
1113 2010-05-06 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/43571
1116 * domwalk.c (walk_dominator_tree): Walk the dominator
1117 sons in more optimal order.
1119 2010-05-06 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/43934
1122 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1123 (stmt_cost): Likewise.
1124 (extract_true_false_args_from_phi): New helper.
1125 (determine_max_movement): For PHI nodes verify we can hoist them
1126 and compute their cost.
1127 (determine_invariantness_stmt): Handle PHI nodes.
1128 (move_computations_stmt): Likewise. Hoist PHI nodes in
1129 if-converted form using COND_EXPRs.
1130 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1131 (tree_ssa_lim): Likewise.
1132 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1133 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1135 2010-05-06 Richard Guenther <rguenther@suse.de>
1137 PR tree-optimization/43987
1138 * tree-ssa-structalias.c (could_have_pointers): For possibly
1139 address-taken variables force pointers to be recorded.
1140 (create_variable_info_for_1): Likewise.
1141 (push_fields_onto_fieldstack): Pass in wheter all fields
1143 (find_func_aliases): Query types instead of vars whether
1144 they contain pointers where appropriate.
1146 2010-05-06 Jan Hubicka <jh@suse.cz>
1148 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1149 (record_reference, mark_address, mark_load, mark_store): Record
1151 (record_references_in_initializer): Update call of record_references.
1152 (rebuild_cgraph_edges): Remove all references before rebuiding.
1153 * cgraph.c (cgraph_create_node): Clear ref list.
1154 (cgraph_remove_node): Remove references.
1155 (dump_cgraph_node): Dump references.
1156 (cgraph_clone_node): Clone references.
1157 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1158 (struct cgraph_node, varpool_node): Add ref_lst.
1159 * ipa-ref.c: New file.
1160 * ipa-ref.h: New file.
1161 * ipa-ref-inline.h: New file.
1162 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1163 (referenced_from_other_partition_p): New function.
1164 (lto_output_varpool_node): Take set arugment; call
1165 referenced_from_other_partition.
1166 (lto_output_ref): New.
1167 (add_references): New.
1169 (output_cgraph): Compute boundary based on references; output refs.
1170 (output_varpool): Accept cgraph_node_set argument.
1173 (input_cgraph): Call input_refs.
1174 * lto-section-in.c (lto_section_name): Add refs.
1175 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1176 (ipa-ref.o): New file.
1177 * varpool.c (varpool_node): Clear ipa ref list.
1178 (varpool_remove_node): Remove references.
1179 (dump_varpool_node): Dump references.
1180 (varpool_assemble_decl): Only compile finalized ones.
1181 (varpool_extra_name_alias): Initialize ref list.
1182 * lto-streamer.c (lto-get_section_name): Add .refs section.
1183 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1184 (referenced_from_other_partition_p): Declared.
1186 2010-05-06 Ira Rosen <irar@il.ibm.com>
1188 PR tree-optimization/43901
1189 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1190 type is not NULL if it's transformation phase, and return
1191 FALSE if it's analysis.
1192 (vectorizable_conversion, vectorizable_operation,
1193 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1195 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1197 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1199 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1201 * config/mips/mips-protos.h
1202 (mips_small_register_classes_for_mode_p): Delete prototype.
1204 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1206 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1207 * config/arm/arm.c (multiple_operation_profitable_p,
1208 compute_offset_order): New static functions.
1209 (load_multiple_sequence, store_multiple_sequence): Use them.
1210 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1211 memory offsets, not register numbers.
1212 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1214 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1216 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1217 (get_pending_sizes, put_pending_size, put_pending_sizes):
1218 Update the uses of pending_sizes.
1219 * c-decl.c (store_parm_decls): Likewise.
1220 * c-tree.h (struct c_arg_info): Likewise.
1221 * tree.h: Update the prototype for get_pending_sizes and
1224 2010-05-05 Jason Merrill <jason@redhat.com>
1227 * c-common.c (handle_aligned_attribute): Respect
1228 ATTR_FLAG_TYPE_IN_PLACE.
1231 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1232 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1233 (TARGET_INITIALIZER): Use it.
1234 * c-common.c (attribute_takes_identifier_p): Call it.
1235 * c-common.h: Update prototype.
1236 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1237 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1239 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1242 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1243 DW_ID_down_case for Fortran compilation units.
1245 2010-05-05 Jan Hubicka <jh@suse.cz>
1247 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1250 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1252 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1253 a variable-sized RESULT_DECL.
1255 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1257 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1259 2010-05-05 Jason Merrill <jason@redhat.com>
1262 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1264 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1266 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1267 Jakub Jelinek <jakub@redhat.com>
1270 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1271 (dead_debug_init, dead_debug_finish): New functions.
1272 (dead_debug_add, dead_debug_insert_before): Likewise.
1273 (df_note_bb_compute): Initialize a dead_debug object, add dead
1274 debug uses to it, insert debug bind insns before death insns,
1275 reset debug insns that refer to pending uses at the end.
1276 * rtl.h (make_debug_expr_from_rtl): New prototype.
1277 * varasm.c (make_debug_expr_from_rtl): New function.
1279 2010-05-05 Jan Hubicka <jh@suse.cz>
1281 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1282 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1283 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1284 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1285 lto_varpool_encoder_encode_initializer_p,
1286 lto_set_varpool_encoder_encode_initializer): New functions.
1287 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1288 call output_varpool.
1289 (input_varpool_node): Do not always set analyzed.
1290 (input_cgraph_1): Return vector of cgraph nodes.
1291 (input_varpool_1): Return vector of varpools.
1292 (input_cgraph): Free the vectors.
1293 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1294 output only initializers needed.
1295 (lto_output): Only call output_cgraph.
1296 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1297 * lto-section-out.c (lto_new_out_decl_state): Initialize
1298 state->varpool_node_encoder.
1299 * lto-streamer.h (lto_varpool_encoder_d): New.
1300 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1301 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1302 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1303 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1304 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1306 (output_varpool, input_varpool): Remove declarations.
1308 2010-05-05 Jan Hubicka <jh@suse.cz>
1310 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1311 with body can prevail.
1313 2010-05-05 Jan Hubicka <jh@suse.cz>
1315 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1318 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1320 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1322 * gengtype.h (erro_at_line): Constify pos argument.
1324 * gengtype.c: Include hashtab.h.
1325 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1326 (error_at_line): Constify pos argument.
1327 (do_typedef): Initialize p->opt field.
1328 (get_file_gtfilename): Fix comment typo.
1329 (struct walk_type_data): Constify line field.
1330 (get_output_file_for_structure): New function.
1331 (write_local_func_for_structure): Constify orig_s argument.
1332 Use get_output_file_for_structure.
1333 (write_func_for_structure): Use get_output_file_for_structure.
1334 (INDENT): New define.
1335 (dump_pair, dump_type, dump_type_list, dump_typekind)
1336 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1337 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1339 (seen_types): New variable.
1340 (main): New variable do_dump. Process "-d" command line option.
1341 Call dump_everything if dump requested.
1343 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1345 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1346 in a temporary instead of invoking the macro multiple times.
1347 (track_expr_p): Likewise.
1349 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1351 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1353 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1354 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1355 conditions for printing notes.
1356 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1357 true, update documentation.
1358 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1360 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1363 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1366 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1369 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1370 (*sse_prologue_save_insn1): Likewise.
1371 (SSE prologue save splitter): Likewise.
1373 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1375 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1376 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1377 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1378 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1379 all decls. Call it on DECL_FIELD_OFFSET of fields.
1380 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1381 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1383 2010-05-04 Martin Jambor <mjambor@suse.cz>
1385 * tree-sra.c (build_access_from_expr_1): The first parameter type
1386 changed to simple tree.
1387 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1388 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1390 (build_accesses_from_assign): Removed all parameters except for a
1391 simple gimple statement. Now returns a simple bool.
1392 (scan_function): All non-analysis parts moved to separate functions
1393 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1394 parameters and updated both callers.
1395 (sra_modify_expr): Removed parameter data.
1396 (sra_modify_function_body): New function.
1397 (perform_intra_sra): Call sra_modify_function_body to modify the
1399 (replace_removed_params_ssa_names): Parameter data changed into
1401 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1402 changed the parameter dont_convert to convert with the opposite
1404 (sra_ipa_modify_assign): Parameter data changed into adjustments
1405 vector, return value changed to bool.
1406 (ipa_sra_modify_function_body): New function.
1407 (sra_ipa_reset_debug_stmts): Updated a comment.
1408 (modify_function): Use ipa_sra_modify_function_body to modify function
1411 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1414 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1415 (canon_true_dependence): Likewise.
1416 (write_dependence_p): Likewise.
1418 2010-05-04 Jan Hubicka <jh@suse.cz>
1420 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1421 * cgraphbuild.c: Include ipa-utils.h
1422 (record_reference_ctx): New struct.
1423 (record_reference): Simplify to work on initializers; not statements.
1424 (mark_address, mark_load, mark_store): New.
1425 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1427 (record_references_in_initializer): Update use of record_reference.
1428 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1431 2010-05-04 Jan Hubicka <jh@suse.cz>
1433 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1434 node will be removed anyway.
1435 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1436 relink aliases of node into prevailing node.
1437 * varpool.c (varpool_remove_node): Remove aliases properly;
1438 when removing node, remove all its aliases too; remove DECL_INITIAL
1439 of removed node; ggc_free the varpool node.
1441 2010-05-04 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/43879
1444 * tree-ssa-structalias.c (alias_get_name): Use
1445 DECL_ASSEMBLER_NAME if available.
1446 (create_function_info_for): Return the varinfo node.
1447 (ipa_pta_execute): Associate same-body aliases and extra names
1448 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1450 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1452 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1454 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1457 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1458 only if HONOR_REG_ALLOC_ORDER is not defined.
1460 2010-05-04 Richard Guenther <rguenther@suse.de>
1462 PR tree-optimization/43949
1463 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1466 2010-04-26 Jason Merrill <jason@redhat.com>
1468 * c.opt (-fstrict-enums): New.
1469 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1471 2010-05-03 David Ung <davidu@mips.com>
1472 James E. Wilson <wilson@codesourcery.com>
1474 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1475 emit the trap instruction before the divide for TUNE_74K.
1477 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1479 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1480 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1481 based on the above, for new target hook.
1483 * hooks.c (hook_bool_mode_true): New generic hook.
1484 * hooks.h (hook_bool_mode_true): Add prototype.
1486 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1488 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1489 target hook, set to hook_bool_mode_false.
1490 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1491 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1492 with targetm.small_register_classes_for_mode_p.
1493 (find_reusable_reload): Likewise.
1494 (combine_reloads): Likewise.
1495 * reload1.c (reload_as_needed): Likewise.
1496 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1497 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1498 dead_or_predicable): Likewise.
1499 * regmove.c (optimize_reg_copy_1): Likewise.
1500 * calls.c (prepare_call_address): Likewise.
1501 (precompute_register_parameters): Likewise.
1503 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1505 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1506 implementation of the hook that considers all register classes
1507 small except for SH64.
1508 (sh_override_options): Use the new hook.
1509 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1512 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1514 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1515 implementation of the hook that considers all register classes
1517 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1520 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1522 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1523 implementation of the hook that considers all register classes
1525 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1528 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1530 * config/m32c/m32c.h: Likewise.
1531 * config/pdp11/pdp11.h: Likewise.
1532 * config/avr/avr.h: Likewise.
1533 * config/xtensa/xtensa.h: Likewise.
1534 * config/m68hc11/m68hc11.h: Likewise.
1535 * config/mn10300/mn10300.h: Likewise.
1536 * config/mcore/mcore.h: Likewise.
1537 * config/h8300/h8300.h: Likewise.
1538 * config/bfin/bfin.h: Likewise.
1540 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1541 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1543 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1545 * double-int.h (tree_to_double_int): Remove macro.
1546 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1547 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1548 (tree_to_double_int): New function.
1549 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1551 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1553 2010-05-03 Richard Guenther <rguenther@suse.de>
1555 PR tree-optimization/43971
1556 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1557 constraints in the !flag_delete_null_pointer_checks case.
1559 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1562 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1563 result mode matches original rtl mode.
1565 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1568 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1570 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1572 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1573 when processing flag options.
1575 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1577 * gcov-iov.c (main): Change format string placeholder
1578 from %#08x to 0x%08x.
1579 * genchecksum.c (dosum): Change format string placeholder
1580 from %#02x to 0x%02x.
1582 2010-05-02 Richard Guenther <rguenther@suse.de>
1584 PR tree-optimization/43879
1585 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1587 2010-05-02 Bruno Haible <bruno@clisp.org>
1589 * doc/extend.texi (Function Attributes): Fix a typo.
1591 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1594 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1595 placeholder from 0x%x to %#x.
1596 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1597 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1598 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1599 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1600 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1601 * config/i386/i386.c (ix86_target_string): Ditto.
1602 * config/i386/i386.c (output_pic_addr_const): Ditto.
1603 (print_operand): Ditto.
1605 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1607 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1608 placeholder from 0x%x to %#x.
1609 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1610 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1611 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1612 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1613 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1614 * optc-gen.awk: Ditto.
1615 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1616 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1617 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1618 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1620 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1622 * target.h (struct calls): Add function_value_regno_p field.
1623 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1624 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1625 * targhooks.c (default_function_value_regno_p): New function.
1626 * targhooks.h (default_function_value_regno_p): Declare function.
1627 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1628 * builtins.c. (apply_result_size): (Ditto.).
1629 * combine.c. (likely_spilled_retval_p): (Ditto.).
1630 * mode-switching.c. Include 'target.h'.
1631 (create_pre_exit): Use function_value_regno_p hook.
1632 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1633 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1634 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1636 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1637 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1638 (ix86_function_value_regno_p): Declare as static, change argument
1639 type to const unsigned int.
1640 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1642 2010-05-01 Richard Guenther <rguenther@suse.de>
1644 PR tree-optimization/43949
1645 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1647 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1649 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1651 * rtl.h (CONST_DOUBLE_P): Define.
1652 (rtx_to_double_int): Declare.
1653 * emit-rtl.c (rtx_to_double_int): New function.
1654 * dwarf2out.c (insert_double): New function.
1655 (loc_descriptor, add_const_value_attribute): Clean up, use
1656 rtx_to_double_int and insert_double functions.
1658 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1660 * doc/extend.texi (Inline): Add missing return keyword to examples.
1661 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1664 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1666 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1667 the variable part of the offset as well. Use highest_pow2_factor for
1668 all alignment checks.
1670 2010-04-30 Richard Guenther <rguenther@suse.de>
1672 PR tree-optimization/43879
1673 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1676 2010-04-30 Jan Hubicka <jh@suse.cz>
1678 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1680 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1682 2010-04-30 Jan Hubicka <jh@suse.cz>
1684 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1686 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1687 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1688 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1689 cgraph_node_set_needs_ltrans_p): Remove.
1691 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1693 * sdbout.c: Include vec.h, do not include varray.h.
1694 (deferred_global_decls, sdbout_global_decl,
1695 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1696 * toplev.c: Do not include varray.h.
1697 (dump_memory_report): Do not dump VARRAY statistics.
1698 * gengtype.c (open_base_file): Ignore varray.h.
1699 * Makefile.in: Update for abovementioned changes.
1700 Remove all traces of varray.c and varray.h.
1701 * varray.c: Remove file.
1702 * varray.h: Remove file.
1704 2010-04-30 Jan Hubicka <jh@suse.cz>
1706 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1709 2010-04-30 Jan Hubicka <jh@suse.cz>
1711 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1714 2010-04-30 Richard Guenther <rguenther@suse.de>
1716 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1717 constraints for CONSTRUCTOR.
1719 2010-04-30 Richard Guenther <rguenther@suse.de>
1722 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1723 first after all lowering passes.
1725 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1727 * toplev.c: Include varray.h for statistics dumping.
1728 * tree.h: Do not declare varray_head_tag.
1729 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1730 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1731 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1732 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1733 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1734 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1735 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1736 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1738 * Makefile.in: Update for abovementioned changes.
1740 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1743 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1745 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1747 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1748 Use this function to do machine-specific conversion.
1749 (picochip_legitimize_reload_address): Likewise.
1750 (picochip_legitimate_address_p): Check valid base register only if
1752 (picochip_check_conditional_copy): Check for modw only if opnd is
1754 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1755 to call the function in c.
1756 * config/picochip/picochip-protos.h
1757 (picochip_legitimize_reload_address): Define.
1758 * config/picochip/picochip.md (supported_compare1): Define.
1760 2010-04-30 Jan Hubicka <jh@suse.cz>
1762 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1763 (cgraph_global_info): Remove inlined.
1764 (LTO_cgraph_tag_names): Remove.
1765 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1766 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1767 simplify cgraph tags and document.
1768 (lto_output_node): Use only LTO_cgraph_unavail_node and
1769 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1770 for_functions_valid, global info, process and output flags.
1771 (input_overwrite_node): Initialize estimated stack size and
1772 estimated growth. Do not read flags we no longer store.
1773 (input_node): Likewise do not read info no longer stored.
1774 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1777 2010-04-30 Richard Guenther <rguenther@suse.de>
1779 PR tree-optimization/43879
1780 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1781 handle non-zero initializers.
1783 2010-04-30 Richard Guenther <rguenther@suse.de>
1785 * builtins.c (fold_builtin_1): Delete free (0).
1787 2010-04-29 Jan Hubicka <jh@suse.cz>
1789 * gengtype.c (open_base_files): Add lto-streamer.h
1790 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1791 (pass_ipa_cp): GGC collect.
1792 * toplev. (compile_file): Do not output symbols.
1793 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1794 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1795 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1796 * lto-section-in.c: Include ggc.h
1797 (lto_new_in_decl_state): Alloc in GGC.
1798 (lto_delete_in_decl_state): Likewise.
1799 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1802 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1805 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1806 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1807 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1808 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1809 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1810 account only if HONOR_REG_ALLOC_ORDER is not defined.
1811 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1812 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1814 2010-04-29 Jon Grant <04@jguk.org>
1816 * collect2.c (vflag): Change type from int to bool.
1818 (helpflag): New global bool.
1819 (main): Set vflag and debug with boolean, not integer truth values.
1820 Accept new "--help" option and output usage text if found.
1821 * collect2.h (vflag): Update prototype.
1824 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1827 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1829 2010-04-29 Richard Guenther <rguenther@suse.de>
1832 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1833 with ATTRIBUTE_UNUSED.
1835 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1838 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1839 INSN_P with NONDEBUG_INSN_P.
1840 (distance_non_agu_define): Likewise.
1841 (distance_agu_use): Likewise.
1843 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1845 From Dominique d'Humieres <dominiq@lps.ens.fr>
1847 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1850 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1852 * plugin.h (invoke_plugin_callbacks): New inline function.
1853 * plugin.c (flag_plugin_added): New global flag.
1854 (add_new_plugin): Initialize above flag.
1855 (invoke_plugin_callbacks): Rename to ...
1856 (invoke_plugin_callbacks_full): ... this.
1858 2010-04-28 Jan Hubicka <jh@suse.cz>
1860 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1861 (lto_varpool_replace_node): New.
1862 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1863 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1864 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1865 * cgraph.h (varpool_node_ptr): New type.
1866 (varpool_node_ptr): New vector.
1867 (varpool_node_set_def): New structure.
1868 (varpool_node_set): New type.
1869 (varpool_node_set): New vector.
1870 (varpool_node_set_element_def): New structure.
1871 (varpool_node_set_element, const_varpool_node_set_element): New types.
1872 (varpool_node_set_iterator): New type.
1873 (varpool_node): Add prev pointers, add used_from_other_partition,
1875 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1876 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1877 varpool_get_node, varpool_remove_node): Declare.
1878 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1879 varpool_node_set_size): New inlines.
1880 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1881 * tree-pass.h (varpool_node_set_def): Forward declare.
1882 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1883 (ipa_write_optimization_summaries): Update prototype.
1884 * ipa-cp.c (ipcp_write_summary): Update.
1885 * ipa-reference.c (ipa_reference_write_summary): Update.
1886 * lto-cgraph.c (lto_output_varpool_node): New static function.
1887 (output_varpool): New function.
1888 (input_varpool_node): New static function.
1889 (input_varpool_1): New function.
1890 (input_cgraph): Input varpool.
1891 * ipa-pure-const.c (pure_const_write_summary): Update.
1892 * lto-streamer-out.c (lto_output): Update, output varpool too.
1893 (write_global_stream): Kill WPA hack.
1894 (produce_asm_for_decls): Update.
1895 (output_alias_pair_p): Handle variables.
1896 (output_unreferenced_globals): Output only needed partition of varpool.
1897 * ipa-inline.c (inline_write_summary): Update.
1898 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1900 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1901 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1902 varpool_node_set_new, varpool_node_set_add,
1903 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1904 debug_varpool_node_set): New functions.
1905 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1906 (execute_one_pass): Process new decls too.
1907 (ipa_write_summaries_2): Pass around vsets.
1908 (ipa_write_summaries_1): Likewise.
1909 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1911 (ipa_write_optimization_summaries_1): Pass around vsets.
1912 (ipa_write_optimization_summaries): Likewise.
1913 * varpool.c (varpool_get_node): New.
1914 (varpool_node): Update doubly linked lists.
1915 (varpool_remove_node): New.
1916 (dump_varpool_node): More dumping.
1917 (varpool_enqueue_needed_node): Update doubly linked lists.
1918 (decide_is_variable_needed): Kill ltrans hack.
1919 (varpool_finalize_decl): Kill lto hack.
1920 (varpool_assemble_decl): Skip decls in other partitions.
1921 (varpool_assemble_pending_decls): Update doubly linkes lists.
1922 (varpool_empty_needed_queue): Likewise.
1923 (varpool_extra_name_alias): Likewise.
1924 * lto-streamer.c (lto_get_section_name): Add vars section.
1925 * lto-streamer.h (lto_section_type): Update.
1926 (output_varpool, input_varpool): Declare.
1928 2010-04-28 Mike Stump <mikestump@comcast.net>
1930 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1932 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1934 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1935 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1936 (lto_input_ts_type_tree_pointers): Likewise.
1937 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1938 (lto_output_ts_type_tree_pointers): Likewise.
1940 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1942 Uniquization of constants at the Tree level
1943 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1944 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1946 (tree_output_constant_def): Declare.
1947 * gimplify.c (gimplify_init_constructor): When using block copy, first
1948 uniquize the constant constructor on the RHS.
1949 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1950 DECL_IN_CONSTANT_POOL flag.
1951 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1952 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1954 (assemble_variable): Deal with symbols belonging to the tree constant
1956 (get_constant_section): Add ALIGN parameter and simplify.
1957 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1958 (assemble_constant_contents): Use the expression of the VAR_DECL.
1959 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1960 (tree_output_constant_def): New global function.
1961 (mark_constant): Use the expression of the VAR_DECL.
1962 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1964 (output_object_block): Likewise and assemble the expression.
1966 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1968 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1969 hash_tree, eq_tree): New tree hash table.
1970 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1971 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1972 lto_orig_address_remove): Reimplement.
1974 2010-04-28 Xinliang David Li <davidxl@google.com>
1977 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1978 (compute_uninit_opnds_pos): New function.
1979 (is_non_loop_exit_postdominating): New function.
1980 (compute_control_dep_chain): New function.
1981 (find_pdom): New function.
1982 (convert_control_dep_chain_into_preds): New function.
1983 (find_predicates): New function.
1984 (find_control_equiv_block): New function.
1985 (collect_phi_def_edges): New function.
1986 (find_def_preds): New function.
1987 (find_dom): New function.
1988 (dump_predicates): New function.
1989 (get_cmp_code): New function.
1990 (is_value_included_in): New function.
1991 (find_matching_predicate_in_rest_chains): New function.
1992 (use_pred_not_overlap_with_undef_path_pred): New function.
1993 (is_use_properly_guarded): New function.
1994 (normalize_cond_1): New function.
1995 (is_and_or_or): New function.
1996 (normalize_cond): New function.
1997 (is_gcond_subset_of): New function.
1998 (is_subset_of_any): New function.
1999 (is_or_set_subset_of): New function.
2000 (is_and_set_subset_of): New function.
2001 (is_norm_cond_subset_of): New function.
2002 (is_pred_expr_subset_of): New function.
2003 (is_pred_chain_subset_of): New function.
2004 (is_included_in): New function.
2005 (is_superset_of): New function.
2006 (find_uninit_use): New function.
2007 (warn_uninitialized_phi): New function.
2008 (compute_possibly_undefined_names): New function.
2009 (ssa_undefined_value_p): New function.
2010 (execute_late_warn_uninitialized): New function.
2011 * tree-ssa.c (ssa_undefined_value_p): Removed.
2012 (warn_uninit): Changed to extern.
2013 (warn_uninitialized_phi): Removed.
2014 (warn_uninitialized_vars): Changed to extern.
2015 (execute_late_warn_uninitialized): Removed
2016 * tree-flow.h: Add new prototypes.
2017 * timevar.def: Add new time variable.
2018 * Makefile.in: Add new build file.
2020 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2022 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2025 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2028 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2030 2010-04-28 Martin Jambor <mjambor@suse.cz>
2032 * cgraph.h (struct cgraph_node): New field indirect_calls.
2033 (struct cgraph_indirect_call_info): New type.
2034 (struct cgraph_edge): Removed field indirect_call. New fields
2035 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2036 (cgraph_create_indirect_edge): Declare.
2037 (cgraph_make_edge_direct): Likewise.
2038 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2039 * ipa-prop.h (struct ipa_param_call_note): Removed.
2040 (struct ipa_node_params): Removed field param_calls.
2041 (ipa_create_all_structures_for_iinln): Declare.
2042 * cgraph.c: Described indirect edges and uids in initial comment.
2043 (cgraph_add_edge_to_call_site_hash): New function.
2044 (cgraph_edge): Search also among the indirect edges, use
2045 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2046 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2047 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2049 (initialize_inline_failed): Assign a reason to indirect edges.
2050 (cgraph_create_edge_1): New function.
2051 (cgraph_create_edge): Moved some functionality to
2052 cgraph_create_edge_1.
2053 (cgraph_create_indirect_edge): New function.
2054 (cgraph_edge_remove_callee): Add an assert checking for
2056 (cgraph_edge_remove_caller): Special-case indirect edges.
2057 (cgraph_remove_edge): Likewise.
2058 (cgraph_set_edge_callee): New function.
2059 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2060 (cgraph_make_edge_direct): New function.
2061 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2062 the declaration of the call statement matches.
2063 (cgraph_node_remove_callees): Special-case indirect edges.
2064 (cgraph_clone_edge): Likewise.
2065 (cgraph_clone_node): Clone also the indirect edges.
2066 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2067 indirect_call, dump count of indirect_calls edges.
2068 * ipa-prop.c (iinlining_processed_edges): New variable.
2069 (ipa_note_param_call): Create indirect edges instead of
2070 creating notes. New parameter node.
2071 (ipa_analyze_call_uses): New parameter node, pass it on to
2072 ipa_note_param_call.
2073 (ipa_analyze_stmt_uses): Likewise.
2074 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2075 (print_edge_addition_message): Work on edges rather than on notes.
2076 (update_call_notes_after_inlining): Likewise, renamed to
2077 update_indirect_edges_after_inlining.
2078 (ipa_create_all_structures_for_iinln): New function.
2079 (ipa_free_node_params_substructures): Do not free notes.
2080 (ipa_edge_duplication_hook): Propagate bits within
2081 iinlining_processed_edges bitmap.
2082 (ipa_node_duplication_hook): Do not duplicate notes.
2083 (free_all_ipa_structures_after_ipa_cp): Renamed to
2084 ipa_free_all_structures_after_ipa_cp.
2085 (free_all_ipa_structures_after_iinln): Renamed to
2086 ipa_free_all_structures_after_iinln.
2087 (ipa_write_param_call_note): Removed.
2088 (ipa_read_param_call_note): Removed.
2089 (ipa_write_indirect_edge_info): New function.
2090 (ipa_read_indirect_edge_info): Likewise.
2091 (ipa_write_node_info): Do not stream notes, do stream information
2093 (ipa_read_node_info): Likewise.
2094 (lto_ipa_fixup_call_notes): Removed.
2095 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2096 * ipa-inline.c (pass_ipa_inline): Likewise.
2097 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2098 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2099 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2101 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2103 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2104 (output_cgraph): Stream also indirect edges.
2105 (lto_output_edge): Added capability to stream indirect edges.
2106 (input_edge): Likewise.
2107 (input_cgraph_1): Likewise.
2108 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2111 2010-04-28 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/43879
2114 PR tree-optimization/43909
2115 * tree-ssa-structalias.c (struct variable_info): Add
2116 only_restrict_pointers flag.
2117 (new_var_info): Initialize it. Increment stats.total_vars here.
2118 (create_function_info_for): Do not increment stats.total_vars here.
2119 (get_function_part_constraint): Fix build with C++.
2120 (insert_into_field_list): Remove.
2121 (push_fields_onto_fieldstack): Properly merge fields.
2122 (create_variable_info_for): Split and simplify.
2123 (create_variable_info_for_1): New piece.
2124 (intra_create_variable_infos): Properly make restrict constraints
2127 2010-04-28 Richard Guenther <rguenther@suse.de>
2130 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2132 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2133 Jan Hubicka <hubicka@ucw.cz>
2135 * doc/invoke.texi (-Wsuggest-attribute=const,
2136 -Wsuggest-attribute=pure): Document.
2137 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2138 (function_always_visible_to_compiler_p,
2139 suggest_attribute, warn_function_pure, warn_function_const):
2141 (check_call): Improve debug info.
2142 (analyze_function): Do not check availability.
2143 (add_new_function): Check availability.
2144 (propagate): Output warnings.
2145 (skip_function_for_local_pure_const): New function.
2146 (local_pure_const): Use it; output warnings.
2147 * common.opt (Wsuggest-attribute=const,
2148 Wsuggest-attribute=pure): New.
2150 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2152 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2153 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2154 or DW_CFA_def_cfa_offset{,_sf}.
2156 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2158 * tree.h: Fix truncated long macros.
2160 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2162 * collect2.c (TARGET_64BIT): Redefine to target's default.
2163 * tlink.c: Likewise.
2164 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2165 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2166 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2167 for underscoring __USER_LABEL_PREFIX__.
2168 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2169 (SUB_LINK_ENTRY32): New.
2170 (SUB_LINK_ENTRY64): New.
2171 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2172 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2173 (SUB_LINK_ENTRY64): New.
2174 (SUB_LINK_ENTRY): New.
2175 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2176 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2177 x64 target is choosen.
2178 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2179 * configure: Regenerated.
2180 * configure.ac (leading-mingw64-underscores): Option added.
2182 2010-04-27 Jan Hubicka <jh@suse.cz>
2184 * doc/invoke.texi (-fipa-profile): Document.
2185 * opts.c (decode_options): Enable ipa-profile at -O1.
2186 * timevar.def (TV_IPA_PROFILE): Define.
2187 * common.opt (fipa-profile): Add.
2188 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2190 (cgraph_propagate_frequency): Handle only local ones.
2191 * tree-pass.h (pass_ipa_profile): Declare.
2192 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2193 (pass_ipa_profile): Use TV_IPA_PROFILE.
2194 * ipa.c (ipa_profile): New function.
2195 (gate_ipa_profile): Likewise.
2196 (pass_ipa_profile): New global variable.
2197 * passes.c (pass_ipa_profile): New.
2199 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2201 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2203 2010-04-27 Martin Jambor <mjambor@suse.cz>
2206 * ipa.c (dissolve_same_comdat_group_list): New function.
2207 (function_and_variable_visibility): Call
2208 dissolve_same_comdat_group_list when comdat group contains external or
2210 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2211 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2213 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2215 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2216 (const_hash_1) <VECTOR_CST>: New case.
2217 (compare_constant) <VECTOR_CST>: Likewise.
2218 <ADDR_EXPR>: Deal with LABEL_REFs.
2219 (copy_constant) <VECTOR_CST>: New case.
2221 2010-04-27 Jan Hubicka <jh@suse.cz>
2223 * cgraph.c (cgraph_propagate_frequency): New function.
2224 * cgraph.h (cgraph_propagate_frequency): Declare.
2225 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2226 cgraph_propagate_frequency.
2228 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2230 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2232 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2235 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2236 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2237 here to determine which regs to push and how much stack to reserve.
2239 2010-04-27 Jie Zhang <jie@codesourcery.com>
2241 * doc/gimple.texi (gimple_statement_with_ops): Remove
2242 addresses_taken field.
2243 (gimple_statement_with_memory_ops): Likewise.
2245 2010-04-27 Jan Hubicka <jh@suse.cz>
2247 * tree-inline.c (eni_inlining_weights): Remove.
2248 (estimate_num_insns): Special case more builtins.
2250 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2253 * c-typeck.c (build_binary_op): Move forward check for comparison
2254 pointer with null pointer constant and adjust the diagnostic message.
2256 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2259 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2260 binutils supports extended .section directive needed by LTO, or
2261 warn if older binutils found.
2262 (LTO_BINARY_READER): New AC_SUBST'd variable.
2263 (LTO_USE_LIBELF): Likewise.
2264 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2266 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2267 (LTO_USE_LIBELF): Likewise.
2268 * configure: Regenerate.
2270 * collect2.c (is_elf): Rename from this ...
2271 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2272 object files in addition to ELF-formatted ones.
2273 (scan_prog_file): Caller updated. Also allow for LTO info marker
2274 symbol to be prefixed or not by an extra underscore.
2276 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2277 * config/i386/winnt.c: Also #include lto-streamer.h
2278 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2280 (i386_pe_asm_output_aligned_decl_common): Add comment.
2281 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2283 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2286 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2287 Add missing earlyclobber for second alternative.
2289 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2291 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2292 bits for artificial defs at the top of the block.
2293 * fwprop.c (single_def_use_enter_block): Don't call it.
2295 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2298 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2299 instead of "$gcc_cv_objdump -T".
2300 Use "-undefined dynamic_lookup" on darwin.
2301 * gcc/configure: Regenerate.
2303 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2306 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2308 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2310 * c-parser.c (struct c_token): Move location field up.
2311 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2312 (struct c_declspecs): Convert typespec_word, storage_class, and
2313 default_int_p into bitfields.
2314 (struct c_declarator): Move loc field up.
2316 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2318 * cfgloop.h (struct loop): Move can_be_parallel field up.
2319 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2320 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2322 (struct iv_cand): Convert pos field into a bitfield.
2323 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2325 (struct _stmt_vec_info): Shuffle fields for better packing.
2327 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2329 * varasm.c (IN_NAMED_SECTION): Remove guard.
2330 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2331 (IN_NAMED_SECTION_P): ...this.
2332 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2333 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2335 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2337 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2338 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2339 of shadowing it. Fix comments.
2341 2010-04-26 Jan Hubicka <jh@suse.cz>
2343 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2344 (cgraph_clone_node): Copy function frequency.
2345 * cgraph.h (node_frequency): New enum
2346 (struct cgraph_node): Add.
2347 * final.c (rest_of_clean_state): Update.
2348 * lto-cgraph.c (lto_output_node): Output node frequency.
2349 (input_overwrite_node): Input node frequency.
2350 * tre-ssa-loop-ivopts (computation_cost): Update.
2351 * lto-streamer-out.c (output_function): Do not output function
2353 * predict.c (maybe_hot_frequency_p): Update and handle functions
2355 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2357 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2358 (compute_function_frequency): Set noreturn functions to be executed
2360 (choose_function_section): Update.
2361 * lto-streamer-in.c (input_function): Do not input function frequency.
2362 * function.c (allocate_struct_function): Do not initialize function
2364 * function.h (function_frequency): Remove.
2365 (struct function): Remove function frequency.
2366 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2367 (try_update): Update.
2368 * tree-inline.c (initialize_cfun): Do not update function frequency.
2369 * passes.c (pass_init_dump_file): Update.
2370 * i386.c (ix86_compute_frame_layout): Update.
2371 (ix86_pad_returns): Update.
2373 2010-04-26 Jie Zhang <jie@codesourcery.com>
2375 PR tree-optimization/43833
2376 * tree-vrp.c (range_int_cst_p): New.
2377 (range_int_cst_singleton_p): New.
2378 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2379 when both operands are constants. Use range_int_cst_p in
2382 2010-04-26 Jan Hubicka <jh@suse.cz>
2384 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2386 2010-04-26 Richard Guenther <rguenther@suse.de>
2389 * gimple.c (gimple_decl_printable_name): Deal gracefully
2390 with a NULL DECL_NAME.
2392 2010-04-26 Richard Guenther <rguenther@suse.de>
2395 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2396 if emitting debug information and it is either a function
2397 or a namespace decl.
2399 2010-04-26 Ira Rosen <irar@il.ibm.com>
2401 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2402 determine if the statement is vectorizable, and a macro to access it.
2403 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2404 Skip statements that can't be vectorized. If the analysis fails,
2405 mark the statement as unvectorizable if vectorizing basic block.
2406 (vect_compute_data_refs_alignment): Likewise.
2407 (vect_verify_datarefs_alignment): Skip statements marked as
2408 unvectorizable. Add print.
2409 (vect_analyze_group_access): Skip statements that can't be
2410 vectorized. If the analysis fails, mark the statement as
2411 unvectorizable if vectorizing basic block.
2412 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2413 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2414 generated stmts for SLP.
2415 (new_stmt_vec_info): Initialize the new field.
2416 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2417 statements marked as unvectorizable.
2419 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2421 * c-common.c (flag_isoc1x): New.
2422 (flag_isoc99): Update comment.
2423 * c-common.h (flag_isoc1x): New.
2424 (flag_isoc99): Update comment.
2425 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2426 __<type>_DECIMAL_DIG__.
2427 * c-opts.c (set_std_c1x): New.
2428 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2429 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2430 * c.opt (-std=c1x, -std=gnu1x): New options.
2431 * doc/cpp.texi: Mention -std=c1x.
2432 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2433 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2434 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2435 * doc/standards.texi: Mention C1X.
2436 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2437 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2438 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2441 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2443 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2444 placeholder from 0x%x to %#x.
2445 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2446 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2447 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2448 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2449 * config/i386/i386.c (ix86_target_string): Ditto.
2450 (output_pic_addr_const): Ditto.
2451 (print_operand): Ditto.
2453 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2455 * combine.c (find_split_point): Add third argument. Use it
2456 to find nested multiply-accumulate instructions. Adjust calls.
2457 (try_combine): Adjust call to find_split_point.
2459 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2461 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2463 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2465 PR tree-optimization/41442
2466 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2467 (fold_binary_loc): Call it.
2469 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2471 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2472 * opts.c (common_handle_option): Allow disabling it.
2473 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2475 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2477 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2478 between modes if both types are integral.
2480 2010-04-23 Richard Guenther <rguenther@suse.de>
2482 PR tree-optimization/43572
2483 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2485 2010-04-23 Richard Guenther <rguenther@suse.de>
2488 * tree-inline.c (tree_can_inline_p): Also check compatibility
2491 2010-04-23 Martin Jambor <mjambor@suse.cz>
2493 PR tree-optimization/43846
2494 * tree-sra.c (struct access): New flag grp_assignment_read.
2495 (build_accesses_from_assign): Set grp_assignment_read.
2496 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2497 (enum mark_read_status): New type.
2498 (analyze_access_subtree): Propagate grp_assignment_read, create
2499 accesses also if both direct_read and root->grp_assignment_read.
2501 2010-04-23 Martin Jambor <mjambor@suse.cz>
2504 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2505 function does not have type attributes.
2507 2010-04-23 Richard Guenther <rguenther@suse.de>
2510 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2513 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2515 * sese.h (create_if_region_on_edge): Remove.
2517 * sese.c (create_if_region_on_edge): Make static.
2519 * tree-inline.c: Do not include ggc.h.
2521 * expr.c: Do not include ggc.h.
2523 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2526 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2529 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2530 in the middle of insns for casesi_worker_2.
2532 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2534 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2536 2010-04-22 Ira Rosen <irar@il.ibm.com>
2538 PR tree-optimization/43842
2539 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2540 loop unrolling in update of exit phis. Fix comment.
2541 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2542 least two reduction statements in the loop before starting SLP
2545 2010-04-22 Nick Clifton <nickc@redhat.com>
2547 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2549 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2551 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2554 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2556 * tree-parloops.c (loop_parallel_p): New argument
2557 parloop_obstack. Pass it down.
2558 (parallelize_loops): New variable parloop_obstack. Initialize it,
2559 pass it down, free it.
2561 * tree-loop-linear.c (linear_transform_loops): Pass down
2564 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2565 of type struct obstack *.
2567 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2568 scratch_obstack. Initialize it, pass down, free it.
2570 * lambda.h (lambda_loop_new): Remove.
2571 (lambda_matrix_new, lambda_matrix_inverse)
2572 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2573 argument of type struct obstack *.
2575 * lambda-trans.c (lambda_trans_matrix_new): New argument
2576 lambda_obstack. Pass it down, use obstack allocation for ret.
2577 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2580 * lambda-mat.c (lambda_matrix_get_column)
2581 (lambda_matrix_project_to_null): Remove.
2582 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2584 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2587 * lambda-code.c (lambda_loop_new): New function.
2588 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2589 (lambda_compute_auxillary_space, lambda_compute_target_space)
2590 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2591 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2592 (build_access_matrix): New argument lambda_obstack. Use obstack
2594 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2595 argument lambda_obstack. Pass it down.
2597 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2599 * optabs.h (expand_widening_mult): Declare.
2601 2010-04-22 Richard Guenther <rguenther@suse.de>
2603 PR tree-optimization/43845
2604 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2605 lookup the CALL_EXPR function and arguments.
2607 2010-04-22 Nick Clifton <nickc@redhat.com>
2609 * config/stormy16/stormy16.c
2610 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2611 * config/stormy16/stormy16.h: Tidy up formatting.
2612 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2613 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2614 (ineqbranchsi): Delete pattern.
2615 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2616 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2617 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2618 stormy16-lib2-ucmpsi2.c.
2620 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2622 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2623 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2624 extra set merge_set_noclobber, and use it to relax the final test
2626 * df.h (df_simulate_find_noclobber_defs): Declare.
2627 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2629 (df_simulate_find_noclobber_defs): New function.
2631 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2633 * config/i386/i386.md: Use {} around multi-line preparation statements.
2635 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2637 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2638 (process_init_element): New argument of type struct obstack *.
2640 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2641 (set_init_index, set_init_label, set_nonincremental_init)
2642 (set_nonincremental_init_from_string, find_init_member)
2643 (output_init_element, output_pending_init_elements)
2644 (process_init_element): New argument braced_init_obstack. Pass it
2646 (push_range_stack, add_pending_init): New argument
2647 braced_init_obstack. Use obstack allocation.
2649 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2650 braced_init_obstack. Pass it down.
2651 (c_parser_braced_init): New variables ret, braced_init_obstack.
2652 Initialize obstack, pass it down and finally free it.
2654 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2657 * tree-pass.h (pass_optimize_widening_mul): Declare.
2658 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2659 gate_optimize_widening_mul): New static functions.
2660 (pass_optimize_widening_mul): New.
2661 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2662 <case MULT_EXPR>: Remove support for widening multiplies.
2663 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2664 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2665 simplify_gen_unary rather than directly building extensions.
2666 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2668 * expmed.c (expand_widening_mult): New function.
2669 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2671 2010-04-21 Jan Hubicka <jh@suse.cz>
2673 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2674 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2675 * lto-wpa-fixup.c: Remove.
2676 * Makefile.in (lto-wpa-fixup.o): Remove.
2677 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2678 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2679 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2681 2010-04-21 Jan Hubicka <jh@suse.cz>
2683 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2684 add write_optimization_summary, read_optimization_summary.
2685 (ipa_write_summaries_of_cgraph_node_set): Remove.
2686 (ipa_write_optimization_summaries): Declare.
2687 (ipa_read_optimization_summaries): Declare.
2688 * ipa-cp.c (pass_ipa_cp): Update.
2689 * ipa-reference.c (pass_ipa_reference): Update.
2690 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2691 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2693 * ipa-inline.c (pass_ipa_inline): Update.
2694 * ipa.c (pass_ipa_whole_program): Update.
2695 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2696 * passes.c (ipa_write_summaries_1): Do not test wpa.
2697 (ipa_write_optimization_summaries_1): New.
2698 (ipa_write_optimization_summaries): New.
2699 (ipa_read_summaries): Do not test ltrans.
2700 (ipa_read_optimization_summaries_1): New.
2701 (ipa_read_optimization_summaries): New.
2703 2010-04-21 Jan Hubicka <jh@suse.cz>
2705 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2707 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2709 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2712 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2713 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2715 2010-04-21 Jan Hubicka <jh@suse.cz>
2717 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2719 2010-04-21 Jan Hubicka <jh@suse.cz>
2721 * varpool.c (decide_is_variable_needed): Variable is always needed
2724 2010-04-21 Jan Hubicka <jh@suse.cz>
2726 * opts.c (decode_options): Enable pure-const pass for whopr.
2728 2010-04-21 Jan Hubicka <jh@suse.cz>
2730 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2731 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2733 (cgraph_decide_inlining): Do not expect callee to be removed in all
2736 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2738 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2740 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2742 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2743 amdfam10_decode attributes.
2745 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2748 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2749 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2750 (lower_copyprivate_clauses): Use private var in outer
2751 context instead of original var. Make sure the types
2752 are correct for VLAs.
2754 2010-04-21 Richard Guenther <rguenther@suse.de>
2756 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2757 to non-pointer objects.
2759 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2761 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2762 last chain entry if it starts with the still current label.
2763 (add_location_or_const_value_attribute): Check that
2764 loc_list->first->next is NULL instead of comparing ->first with ->last.
2765 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2766 to add_var_loc_to_decl.
2768 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2769 >= 4 add also address size and segment size fields into CIE header.
2771 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2772 long as address size is the same as sizeof (void *) and
2774 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2775 address size or segment size is unexpected, return DW_EH_PE_omit.
2776 (classify_object_over_fdes): If get_cie_encoding returned
2777 DW_EH_PE_omit, return -1.
2778 (init_object): If classify_object_over_fdes returned -1,
2779 pretend there were no FDEs at all.
2781 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2783 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2784 bswap{si,di}2 using SWI48 mode iterator.
2785 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2786 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2787 set modrm attribute of bswap insn to 0 and remove length attribute.
2788 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2789 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2790 set mode attribute to <MODE> and remove length attribute.
2792 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2794 PR rtl-optimization/43520
2795 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2796 zero available registers.
2798 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2800 * builtins.c (fold_builtin_cproj): Fold more cases.
2802 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2804 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2805 (fold_builtin_1): Fold builtin cproj.
2806 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2807 Use ATTR_CONST_NOTHROW_LIST.
2809 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2811 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2812 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2813 ffsi2_no_cmove for !TARGET_CMOVE.
2814 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2815 (ffssi2): Remove expander.
2816 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2818 (ctz<mode>2): Ditto from ctz{si,di}2.
2819 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2821 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2824 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2826 * dwarf2out.c (AT_linkage_name): Define.
2827 (clone_as_declaration): Handle DW_AT_linkage_name.
2828 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2829 of DW_AT_MIPS_linkage_name.
2830 (move_linkage_attr): Likewise.
2831 (dwarf2out_finish): Likewise.
2833 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2836 * fold-const.c (fold_comparison): New folding rule.
2838 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2840 * double-int.h (double_int_setbit): Declare.
2841 * double-int.c (double_int_setbit): New function.
2842 * rtl.h (immed_double_int_const): Declare.
2843 * emit-rtl.c (immed_double_int_const): New function.
2844 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2845 and immed_double_int_const functions.
2846 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2847 expand_copysign_bit): (Ditto.).
2848 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2849 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2850 * dojump.c (prefer_and_bit_test): (Ditto.).
2851 * expr.c (convert_modes, reduce_to_bit_field_precision,
2852 const_vector_from_tree): (Ditto.).
2853 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2855 2010-04-20 Jan Hubicka <jh@suse.cz>
2857 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2858 (dump_cgraph_node): Dump new flags.
2859 * cgraph.h (struct cgraph_node): Add flags
2860 reachable_from_other_partition and in_other_partition.
2861 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2862 other partition can not be removed.
2863 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2864 the other partition must be output; silence sanity checking on
2865 leaking functions bodies from other paritition.
2866 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2867 (lto_output_node): Output new flags; do not sanity check that inline
2868 clones are output; drop lto_forced_extern_inline_p code; do not mock
2869 visibility flags at partition boundaries.
2870 (add_node_to): New function.
2871 (output_cgraph): Use it to sort functions so masters appear before
2873 (input_overwrite_node): Input new flags.
2874 * passes.c (ipa_write_summaries): Do not call
2875 lto_new_extern_inline_states.
2876 * lto-section-out.c (forced_extern_inline,
2877 lto_new_extern_inline_states lto_delete_extern_inline_states,
2878 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2879 * lto-streamer.h (lto_new_extern_inline_states,
2880 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2881 lto_forced_extern_inline_p): Kill.
2883 2010-04-20 Richard Guenther <rguenther@suse.de>
2885 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2886 from vars that can have pointers.
2887 (process_constraint): Dump useless constraints.
2889 2010-04-20 Richard Guenther <rguenther@suse.de>
2891 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2892 (dump_sa_points_to_info): Remove asserts.
2893 (init_base_vars): nothing_id isn't an escape point nor does it
2896 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2898 * tree.h (TYPE_REF_IS_RVALUE): Define.
2899 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2900 should_move_die_to_comdat, prune_unused_types_walk): Handle
2901 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2902 (modified_type_die, gen_reference_type_die): Emit
2903 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2904 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2906 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2909 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2910 calls for -fpic -m31 if they have been sibcall optimized.
2912 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2914 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2915 ar.lc fixed and call-used.
2917 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2919 2010-04-19 Jan Hubicka <jh@suse.cz>
2921 * opts.c (decode_options): Disable whpr incompatible passes.
2922 * lto/lto.c (lto_1_to_1_map): Skip clones.
2923 (read_cgraph_and_symbols): Do not mark everything as needed.
2924 (do_whole_program_analysis): Do map only after optimizing;
2925 set proper cgraph_state; use passmanager.
2927 2010-04-19 DJ Delorie <dj@redhat.com>
2929 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2930 POINTER_PLUS_EXPR and fix them.
2932 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2934 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2935 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2936 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2937 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2938 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2939 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2940 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2941 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2942 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2943 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2944 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2946 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2948 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2949 (check_cond_move_block): Likewise.
2950 (cond_move_process_if_block): Likewise.
2951 (noce_find_if_block): Improve formatting.
2952 (find_if_header): Pass 0 to memset and tweak conditions.
2953 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2955 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2957 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2961 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2962 with non-local decl doesn't need chain.
2964 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2966 * ira-color.c (allocno_reload_assign): Avoid accumulating
2967 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2969 2010-04-19 Martin Jambor <mjambor@suse.cz>
2971 * gimple.h (create_tmp_reg): Declare.
2972 * gimplify.c (create_tmp_reg): New function.
2973 (gimplify_return_expr): Use create_tmp_reg.
2974 (gimplify_omp_atomic): Likewise.
2975 (gimple_regimplify_operands): Likewise.
2976 * tree-dfa.c (make_rename_temp): Likewise.
2977 * tree-predcom.c (predcom_tmp_var): Likewise.
2978 (reassociate_to_the_same_stmt): Likewise.
2979 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2980 (get_replaced_param_substitute): Likewise.
2981 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2982 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2983 * tree-ssa-pre.c (get_representative_for): Likewise.
2984 (create_expression_by_pieces): Likewise.
2985 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2986 (create_tailcall_accumulator): Likewise.
2988 2010-04-19 Martin Jambor <mjambor@suse.cz>
2990 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2992 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2994 2010-04-19 Richard Guenther <rguenther@suse.de>
2996 PR tree-optimization/43796
2997 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2998 from SCEV in the lattice.
2999 (vrp_visit_phi_node): Dump change.
3001 2010-04-19 Richard Guenther <rguenther@suse.de>
3003 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3004 * configure: Re-generated.
3006 2010-04-19 Richard Guenther <rguenther@suse.de>
3008 PR tree-optimization/43783
3009 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3010 constant ARRAY_REF operands two and three if possible.
3012 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3015 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3017 2010-04-19 Jie Zhang <jie@codesourcery.com>
3020 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3022 2010-04-19 Ira Rosen <irar@il.ibm.com>
3024 PR tree-optimization/37027
3025 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3026 and macro to access it.
3027 (vectorizable_reduction): Add argument.
3028 (vect_get_slp_defs): Likewise.
3029 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3030 statements for possible use in SLP.
3031 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3032 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3033 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3035 (vectorizable_reduction): Likewise.
3036 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3038 (vectorizable_type_demotion, vectorizable_type_promotion,
3039 vectorizable_store): Likewise.
3040 (vect_analyze_stmt): Update call to vectorizable_reduction.
3041 (vect_transform_stmt): Likewise.
3042 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3043 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3044 from different interleaving chains in same node.
3045 (vect_slp_rearrange_stmts): New function.
3046 (vect_supported_load_permutation_p): Allow load permutations for
3047 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3048 inside SLP nodes if necessary.
3049 (vect_analyze_slp_instance): Handle reductions.
3050 (vect_analyze_slp): Try to build SLP instances originating from groups
3052 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3053 (vect_get_constant_vectors): Create initial vectors for reductions
3054 according to reduction code. Add new argument.
3055 (vect_get_slp_defs): Add new argument, pass it to
3056 vect_get_constant_vectors.
3057 (vect_schedule_slp_instance): Remove SLP tree root statements.
3059 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3061 * tree.h (ENUM_IS_SCOPED): Define.
3062 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3063 for ENUM_IS_SCOPED enums.
3065 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3067 * fold-const.c (fold_comparison): Use ssizetype.
3068 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3069 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3070 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3071 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3073 * tree.h (initialize_sizetypes): Remove parameter.
3074 (build_common_tree_nodes): Remove second parameter.
3075 * stor-layout.c (initialize_sizetypes): Remove parameter.
3076 Always create an unsigned type.
3077 (set_sizetype): Assert that the passed type is unsigned and simplify.
3078 * tree.c (build_common_tree_nodes): Remove second parameter.
3079 Adjust call to initialize_sizetypes.
3080 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3081 build_common_tree_nodes.
3083 2010-04-18 Matthias Klose <doko@ubuntu.com>
3085 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3087 2010-04-18 Ira Rosen <irar@il.ibm.com>
3089 PR tree-optimization/43771
3090 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3091 load permutation doesn't have gaps.
3093 2010-04-18 Jan Hubicka <jh@suse.cz>
3095 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3096 (sse_prologue_save_insn expander): Use new pattern.
3097 (sse_prologue_save_insn1): New pattern and splitter.
3098 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3100 * i386.c (setup_incoming_varargs_64): Do not compute jump
3102 (ix86_gimplify_va_arg): Update alignment needed.
3103 (ix86_local_alignment): Do not align all local arrays to 128bit.
3105 2010-04-17 Jan Hubicka <jh@suse.cz>
3107 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3109 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3111 * arm.md (negdi2): Remove redundant code to force values into a
3114 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3116 * arm/bpabi.S: Add EABI alignment attributes to objects.
3117 * arm/bpabi-v6m.S: Likewise.
3118 * arm/crti.asm: Likewise.
3119 * arm/crtn.asm: Likewise.
3120 * arm/lib1funcs.asm: Likewise.
3121 * arm/libunwind.S: Likewise.
3123 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3125 * arm-protos.h (tune_params): New structure.
3126 * arm.c (current_tune): New variable.
3127 (arm_constant_limit): Delete.
3128 (struct processors): Add pointer to the tune parameters.
3129 (arm_slowmul_tune): New tuning option.
3130 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3131 (all_cores): Adjust to pick up the tuning model.
3132 (arm_constant_limit): New function.
3133 (arm_override_options): Select the appropriate tuning model. Delete
3134 initialization of arm_const_limit.
3135 (arm_split_constant): Use the new constant-limit model.
3136 (arm_rtx_costs): Pick up the current tuning model.
3137 * arm.md (is_strongarm, is_xscale): Delete.
3138 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3139 for Xscale variant architectures.
3140 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3142 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3144 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3146 (arm_rtx_costs_1): Remove unused variable extra_cost.
3147 (arm_unwind_emit_set): Use variable offset.
3148 (thumb1_output_casesi): Remove unused variable flags.
3150 2010-04-16 Jeff Law <law@redhat.com>
3152 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3153 needing assignment rather than doing a two-phase assignment. Remove
3154 unused variable 'm'.
3156 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3159 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3161 2010-04-16 Doug Kwan <dougkwan@google.com>
3163 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3164 (next_operand_entry_id): New static variable.
3165 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3166 (add_to_ops_vec): Assigned unique ID to operand entry.
3167 (struct oecount_s): New field ID.
3168 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3169 (undistribute_ops_list): Assign unique IDs to oecounts.
3170 (init_reassoc): reset next_operand_entry_id.
3172 2010-04-16 Doug Kwan <dougkwan@google.com>
3174 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3175 missing left parenthesis.
3177 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3179 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3180 *btdi_rex64 using SWI48 mode iterator.
3181 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3182 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3183 *jcc_btdi_mask_rex64.
3185 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3187 * double-int.h (tree_to_double_int): Convert to macro.
3188 * double-int.c (tree_to_double_int): Remove.
3190 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3193 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3194 with want_address 2 and in case a single element list might be
3195 possible, call it again with want_address 0.
3197 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3199 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3200 case 'W' print operands for HI mode.
3201 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3202 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3203 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3204 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3206 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3208 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3209 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3210 #xx:3 and #xx:4 mode.
3212 * config/h8300/h8300.md (inverted load with HImode dest): Add
3213 support for H8300SX.
3215 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3216 satisfy 'U' constraint.
3218 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3220 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3221 * configure: Regenerate.
3222 * config.in: Regenerate.
3223 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3226 2010-04-16 Richard Guenther <rguenther@suse.de>
3228 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3229 (struct tree_decl_common): ... here.
3230 (DECL_PT_UID): Adjust.
3231 (SET_DECL_PT_UID): Likewise.
3232 (DECL_PT_UID_SET_P): Likewise.
3234 2010-04-16 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/43572
3237 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3238 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3239 * tree-flow.h (is_call_clobbered): Remove.
3240 * tree-flow-inline.h (is_call_clobbered): Likewise.
3241 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3242 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3243 (execute_return_slot_opt): Adjust.
3244 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3245 check for call clobbered vars here.
3246 (find_tail_calls): Move tailcall verification to the
3249 2010-04-16 Diego Novillo <dnovillo@google.com>
3251 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3253 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3256 * config/arm/arm.md (cbranchqi4): New pattern.
3257 * config/arm/predicates.md (const0_operand,
3258 cbranchqi4_comparison_operator): New predicates.
3260 2010-04-16 Richard Guenther <rguenther@suse.de>
3262 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3263 (dump_gimple_stmt): Likewise.
3265 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3267 * recog.h (struct recog_data): New field is_operator.
3268 (struct insn_operand_data): New field is_operator.
3269 * recog.c (extract_insn): Set recog_data.is_operator.
3270 * genoutput.c (output_operand_data): Emit code to set the
3272 * reload.c (find_reloads): Use it rather than testing for an
3273 empty constraint string.
3276 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3277 If the previous insn is a cbranchsi4_insn with the same arguments,
3278 omit the compare instruction.
3280 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3281 register, inputs must be low registers and we need a low register
3282 scratch. Handle alternative 2 like alternative 3.
3284 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3286 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3287 don't call get_addr on both. If one expression is a VALUE and
3288 the other a REG, check VALUE's locs if the REG isn't among them.
3290 2010-04-16 Christian Bruel <christian.bruel@st.com>
3292 * config/sh/sh.h (sh_frame_pointer_required): New function.
3293 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3294 (flag_omit_frame_pointer) Set.
3295 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3296 (rounded_frame_size): Adjust size with outgoing_args_size.
3297 (sh_set_return_address): Must return from stack pointer.
3298 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3299 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3300 (ACCUMULATE_OUTGOING_ARGS): Define.
3301 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3302 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3304 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3307 * config/sh/sh.c (sh_legitimize_reload_address): Use
3308 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3309 Remove a unneeded check for offset_base.
3311 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3313 * configure: Regenerated.
3315 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3317 * config/s390/s390.c (s390_call_save_register_used): Switch back
3318 to HARD_REGNO_NREGS.
3320 2010-04-15 Richard Guenther <rguenther@suse.de>
3322 * alias.c (alias_set_subset_of): Handle alias-set zero
3325 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3326 Julian Brown <julian@codesourcery.com>
3328 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3329 alternatives according to use of high and low regs.
3330 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3331 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3332 optimizing for size on Thumb-2.
3334 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3336 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3338 2010-04-15 Richard Guenther <rguenther@suse.de>
3340 * tree-ssa-structalias.c (struct variable_info): Add
3342 (new_var_info): Initialize it.
3343 (dump_constraints): Support printing last added constraints.
3344 (debug_constraints): Adjust.
3345 (dump_constraint_graph): Likewise.
3346 (make_heapvar_for): Check for NULL cfun.
3347 (get_function_part_constraint): New function.
3348 (get_fi_for_callee): Likewise.
3349 (find_func_aliases): Properly implement IPA PTA constraints.
3350 (process_ipa_clobber): New function.
3351 (find_func_clobbers): Likewise.
3352 (insert_into_field_list_sorted): Remove.
3353 (create_function_info_for): Properly allocate vars for IPA mode.
3354 Do not use insert_into_field_list_sorted.
3355 (create_variable_info_for): Properly generate constraints for
3356 global vars in IPA mode.
3357 (dump_solution_for_var): Always dump the solution.
3358 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3359 (find_what_var_points_to): Adjust.
3360 (pt_solution_set): Change.
3361 (pt_solution_ior_into): New function.
3362 (pt_solution_empty_p): Export.
3363 (pt_solution_includes_global): Adjust.
3364 (pt_solution_includes_1): Likewise.
3365 (pt_solutions_intersect_1): Likewise.
3366 (dump_sa_points_to_info): Check some invariants.
3367 (solve_constraints): Move constraint dumping ...
3368 (compute_points_to_sets): ... here.
3369 (ipa_pta_execute): ... and here.
3370 (compute_may_aliases): Do not re-compute points-to info
3371 locally if IPA info is available.
3372 (ipa_escaped_pt): New global var.
3373 (ipa_pta_execute): Properly implement IPA PTA.
3374 * tree-into-ssa.c (dump_decl_set): Support dumping
3375 decls not in referenced-vars.
3376 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3377 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3378 (dump_points_to_solution): Likewise.
3379 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3380 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3381 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3382 (copy_decl_to_var): Copy DECL_PT_UID.
3383 (copy_result_decl_to_var): Likewise.
3384 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3385 (copy_node_stat): Copy it.
3386 * tree.h (DECL_PT_UID): New macro.
3387 (SET_DECL_PT_UID): Likewise.
3388 (DECL_PT_UID_SET_P): Likewise.
3389 (struct tree_decl_minimal): Add pt_uid member.
3390 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3391 (pt_solution_empty_p): Declare.
3392 (pt_solution_set): Adjust.
3393 (ipa_escaped_pt): Declare.
3394 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3395 * gimple-pretty-print.c (pp_points_to_solution): New function.
3396 (dump_gimple_call): Dump call clobber/use information.
3397 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3398 * tree-pass.h (TDF_ALIAS): New dump option.
3399 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3400 * doc/invoke.texi (-fipa-pta): Update documentation.
3402 2010-04-15 Richard Guenther <rguenther@suse.de>
3404 * Makefile.in (OBJS-common): Add gimple-fold.o.
3405 (gimple-fold.o): New rule.
3406 * tree.h (maybe_fold_offset_to_reference,
3407 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3409 * gimple.h: ... here.
3410 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3411 may_propagate_address_into_dereference): Move prototypes ...
3412 * gimple.h: ... here.
3413 * tree-ssa-ccp.c (get_symbol_constant_value,
3414 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3415 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3416 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3417 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3418 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3419 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3420 gimplify_and_update_call_from_tree): Move ...
3421 * gimple-fold.c: ... here. New file.
3422 (ccp_fold_builtin): Rename to ...
3423 (gimple_fold_builtin): ... this.
3424 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3426 2010-04-15 Richard Guenther <rguenther@suse.de>
3428 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3429 fit_double_type, force_fit_type_double, add_double_with_sign,
3430 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3431 lrotate_double, rrotate_double, div_and_round_double): Move ...
3432 * double-int.c: ... here.
3433 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3434 add_double, neg_double, mul_double_with_sign, mul_double,
3435 lshift_double, rshift_double, lrotate_double, rrotate_double,
3436 div_and_round_double): Move prototypes ...
3437 * double-int.h: ... here.
3439 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3442 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3443 matching constraints to ensure inputs match the output.
3445 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3448 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3449 in an input-only operand.
3451 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3453 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3454 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3455 (double_int_negative_p): Convert to static inline function.
3456 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3457 (double_int_negative_p): Remove.
3458 * tree.h (lshift_double, rshift_double):
3459 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3460 * fold-const.c (fold_convert_const_int_from_real,
3461 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3462 (lshift_double): Change type of arith argument to bool.
3463 (rshift_double): Change type of arith argument to bool. Correct
3465 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3467 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3470 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3471 at the start and end of the then/else blocks, and omit them from the
3473 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3474 argument; all callers changed. Pass zero to old_insns_match_p instead.
3475 (flow_find_head_matching_sequence): New function.
3476 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3477 * basic-block.h (flow_find_cross_jump,
3478 flow_find_head_matching_sequence): Declare functions.
3480 2010-04-14 Jason Merrill <jason@redhat.com>
3483 * c-common.c (attribute_takes_identifier_p): New fn.
3484 * c-common.h: Declare it.
3486 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3488 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3490 (*udivmod<mode>4): Ditto.
3492 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3494 * config/i386/i386.md (maxmin_int): Rename code attribute from
3495 maxminiprefix and update all users.
3496 (maxmin_float): Ditto from maxminfprefix.
3497 (logic): Ditto from logicprefix.
3498 (absneg_mnemonic): Ditto from absnegprefix.
3499 * config/i386/mmx.md: Update all users of maxminiprefix,
3500 maxminfprefix and logicprefix for rename.
3501 * config/i386/sse.md: Ditto.
3502 * config/i386/sync.md (sync_<code><mode>): Update for
3505 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3508 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3509 warnings converted to errors.
3511 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3513 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3514 used insn_type variable.
3515 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3516 to avoid set-but-not-used warning.
3518 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3520 * df-core.c (df_ref_debug): Change format string placeholder
3522 * dwarf2asm.c (dw2_asm_output_data_raw,
3523 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3524 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3525 * dwarf2out.c (output_cfi, output_cfi_directive,
3526 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3527 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3529 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3530 * print-rtl.c (print_rtx): Ditto.
3532 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3535 * builtins.c (expand_builtin_pow_root): New function to expand pow
3536 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3537 series of sqrt and cbrt calls under -ffast-math.
3538 (expand_builtin_pow): Call it.
3540 2010-04-14 Michael Matz <matz@suse.de>
3542 PR tree-optimization/42963
3543 * tree-cfg.c (touched_switch_bbs): New static variable.
3544 (group_case_labels_stmt): New function broken out from ...
3545 (group_case_labels): ... here, use the above.
3546 (start_recording_case_labels): Allocate touched_switch_bbs.
3547 (end_recording_case_labels): Deallocate it, call
3548 group_case_labels_stmt.
3549 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3551 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3553 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3556 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3558 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3560 2010-04-13 Jan Hubicka <jh@suse.cz>
3562 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3563 of optimized out static functions.
3564 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3565 cost computation. Also sanity check for overflows.
3566 (update_caller_keys): Update cgraph_edge_badness call; properly
3567 update fibheap and sanity check that it is up to date.
3568 (add_new_edges_to_heap): Update cgraph_edge_badness.
3569 (cgraph_decide_inlining_of_small_function): Likewise;
3570 add sanity checking that badness in heap is up to date;
3571 improve dumping of reason; Update badness of calls to the
3572 offline copy of function currently inlined; dump badness
3573 of functions not inlined because of unit growth limits.
3575 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3578 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3579 because of sign-extension change when converting to sizetype here...
3580 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3582 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3583 the folding to constants. Remove redundant final conversion.
3584 (fold_binary) <associate>: Do not associate if the re-association of
3585 constants alone overflows.
3586 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3587 to the end of the list.
3588 (multiple_of_p) <COND_EXPR>: New case.
3590 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3592 * opt-functions.awk (opt_sanitized_name): New.
3594 * optc-gen.awk: Use it
3595 * opth-gen.awk: Use it.
3597 2010-04-13 Martin Jambor <mjambor@suse.cz>
3599 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3600 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3601 children. Call replace_uses_with_default_def_ssa_name to handle
3604 2010-04-13 Michael Matz <matz@suse.de>
3607 * builtins.c (expand_builtin_interclass_mathfn): Also create
3608 a register if the predicate doesn't match.
3610 2010-04-13 Diego Novillo <dnovillo@google.com>
3612 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3613 * c-pch.c: Include timevar.h.
3614 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3615 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3616 * ggc-common.c: Include timevar.h.
3617 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3618 * timevar.def (TV_PCH_SAVE): Define.
3619 (TV_PCH_CPP_SAVE): Define.
3620 (TV_PCH_PTR_REALLOC): Define.
3621 (TV_PCH_PTR_SORT): Define.
3622 (TV_PCH_RESTORE): Define.
3623 (TV_PCH_CPP_RESTORE): Define.
3625 2010-04-13 Michael Matz <matz@suse.de>
3627 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3629 (can_reassociate_p): New function.
3630 (break_up_subtract_bb, reassociate_bb): Use it.
3632 2010-04-13 Richard Guenther <rguenther@suse.de>
3635 * builtins.c (c_readstr): Fix assert.
3637 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3639 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3640 when generating cltd insn.
3642 (*ashl<mode>3_1): Remove special handling for register operand 2.
3643 (*ashlsi3_1_zext): Ditto.
3644 (*ashlhi3_1): Ditto.
3645 (*ashlhi3_1_lea): Ditto.
3646 (*ashlqi3_1): Ditto.
3647 (*ashlqi3_1_lea): Ditto.
3648 (*<shiftrt_insn><mode>3_1): Ditto.
3649 (*<shiftrt_insn>si3_1_zext): Ditto.
3650 (*<shiftrt_insn>qi3_1_slp): Ditto.
3651 (*<rotate_insn><mode>3_1): Ditto.
3652 (*<rotate_insn>si3_1_zext): Ditto.
3653 (*<rotate_insn>qi3_1_slp): Ditto.
3655 2010-04-13 Richard Guenther <rguenther@suse.de>
3657 * tree-ssa-structalias.c (callused_id): Remove.
3658 (call_stmt_vars): New.
3659 (get_call_vi): Likewise.
3660 (lookup_call_use_vi): Likewise.
3661 (lookup_call_clobber_vi): Likewise.
3662 (get_call_use_vi): Likewise.
3663 (get_call_clobber_vi): Likewise.
3664 (make_transitive_closure_constraints): Likewise.
3665 (handle_const_call): Adjust to do per-call call-used handling.
3666 (handle_pure_call): Likewise.
3667 (find_what_var_points_to): Remove general callused handling.
3668 (init_base_vars): Likewise.
3669 (init_alias_vars): Initialize call_stmt_vars.
3670 (compute_points_to_sets): Process call-used and call-clobbered
3671 vars for call statements.
3672 (delete_points_to_sets): Free call_stmt_vars.
3674 2010-04-13 Richard Guenther <rguenther@suse.de>
3676 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3677 Only add RW dependence for dependence distance zero.
3678 Adjust maximal vectorization factor according to dependences.
3679 Move alignment handling ...
3680 (vect_find_same_alignment_drs): ... here. New function.
3681 (vect_analyze_data_ref_dependences): Adjust.
3682 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3683 (vect_analyze_data_refs): Adjust minimal vectorization factor
3684 according to data references.
3685 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3686 dependences before determining the vectorization factor.
3687 Analyze alignment after determining the vectorization factor.
3688 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3689 dependences before alignment.
3690 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3692 (vect_analyze_data_refs): Likewise.
3693 (MAX_VECTORIZATION_FACTOR): New define.
3695 2010-04-13 Duncan Sands <baldrick@free.fr>
3697 * except.h (lang_eh_type_covers): Remove.
3698 * except.c (lang_eh_type_covers): Likewise.
3700 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3701 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3703 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3704 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3705 UNITS_PER_LONG where it is ABI relevant.
3706 (s390_return_addr_rtx): Likewise.
3707 (s390_back_chain_rtx): Likewise.
3708 (s390_frame_area): Likewise.
3709 (s390_frame_info): Likewise.
3710 (s390_initial_elimination_offset): Likewise.
3711 (save_gprs): Likewise.
3712 (s390_emit_prologue): Likewise.
3713 (s390_emit_epilogue): Likewise.
3714 (s390_function_arg_advance): Likewise.
3715 (s390_function_arg): Likewise.
3716 (s390_va_start): Likewise.
3717 (s390_gimplify_va_arg): Likewise.
3718 (s390_function_profiler): Likewise.
3719 (s390_optimize_prologue): Likewise.
3720 (s390_rtx_costs): Likewise.
3721 (s390_secondary_reload): Likewise.
3722 (s390_promote_function_mode): Likewise.
3723 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3724 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3725 registers available.
3726 (s390_unwind_word_mode): New function.
3727 (s390_function_value): Split 64 bit values into register pair if
3728 used as return value.
3729 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3730 function call parameters. Handle parallels.
3731 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3732 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3733 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3734 (s390_expand_setmem): Remove unused variable src_addr.
3735 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3736 deal with 64 bit registers.
3737 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3738 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3739 (UNITS_PER_LONG): New macro.
3740 * libjava/include/s390-signal.h: Define extended ucontext
3741 structure containing the upper halfs of the 64 bit registers.
3743 2010-04-13 Simon Baldwin <simonb@google.com>
3745 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3747 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3749 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3750 rvalue on the RHS if the LHS is of a non-renamable type.
3751 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3753 2010-04-13 Matthias Klose <doko@ubuntu.com>
3755 * gcc.c (cc1_options): Handle -iplugindir before processing
3756 the cc1 spec. Only add -iplugindir once.
3757 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3759 * common.opt (iplugindir): Remove `Separate' property, initialize.
3760 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3762 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3763 (distclean): Remove plugin dir.
3764 * doc/invoke.texi: Document -iplugindir.
3766 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3768 * doc/plugins.texi (Loading Plugins): Document short
3769 -fplugin=foo option.
3770 (Plugin API): Mention default_plugin_dir_name function.
3772 * gcc.c (find_file_spec_function): Add new declaration.
3773 (static_spec_func): Use it for "find-file".
3774 (find_file_spec_function): Add new function.
3775 (cc1_options): Add -iplugindir option if -fplugin* options found.
3777 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3779 * plugin.c (add_new_plugin): Updated comment, and handle short
3781 (default_plugin_dir_name): Added new function.
3783 * common.opt (iplugindir): New option to set the plugin directory.
3785 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3787 * config/i386/i386.md (any_rotate): New code iterator.
3788 (rotate_insn): New code attribute.
3790 (SWIM124): New mode iterator.
3791 (<rotate_insn>ti3): New expander.
3792 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3793 any_rotate code iterator.
3794 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3795 using any_rotate code iterator and SWIM124 mode iterator.
3796 (ix86_rotlti3): New insn_and_split pattern.
3797 (ix86_rotrti3): Ditto.
3798 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3799 ix86_rotl{di,ti}3 patterns.
3800 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3801 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3802 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3803 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3804 code iterator and SWI mode iterator.
3805 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3806 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3808 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3809 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3810 (bswap rotatert splitter): Add splitter.
3811 (bswap splitter): Macroize splitter using any_rotate code iterator.
3812 Add insn predicate to split only for TARGET_USE_XCHGB or when
3813 optimizing function for size.
3815 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3817 * config/pa/pa.c (emit_move_sequence): Remove use of
3818 deleted variable flag_argument_noalias.
3820 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3822 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3824 Add to unsupported targets list.
3825 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3826 sparc*-sun-solaris2.[567]* from target lists.
3827 * configure: Regenerate.
3828 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3830 Remove Solaris 7 patch references.
3831 (Specific, sparc-sun-solaris2.7): Removed.
3832 (sparc-sun-solaris2*): Update Solaris 7 example.
3833 (sparc64-*-solaris2*): Likewise.
3835 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3837 * config.build (alpha*-dec-osf4*): Remove.
3838 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3839 of obsolete configurations.
3840 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3842 * config/alpha/t-osf4: Renamed to ...
3843 * config/alpha/t-osf5: ... this.
3844 * config/alpha/osf.h: Renamed to ...
3845 * config/alpha/osf5.h: ... this.
3846 Merged old osf5.h contents.
3848 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3849 (EXTRA_SPECS): Removed.
3850 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3851 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3854 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3856 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3858 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3861 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3862 __thiscall convention.
3864 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3866 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3868 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3870 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3872 * function.c (assign_parms_initialize_all): Add unused attribute
3875 2010-04-12 Richard Guenther <rguenther@suse.de>
3877 * gsstruct.def (GSS_CALL): New.
3878 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3879 * gimple.h: Include tree-ssa-alias.h.
3880 (struct gimple_statement_call): New.
3881 (union gimple_statement_struct_d): Add gimple_call member.
3882 (gimple_call_reset_alias_info): Declare.
3883 (gimple_call_use_set): New function.
3884 (gimple_call_clobber_set): Likewise.
3885 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3886 * gimple.c (gimple_call_reset_alias_info): New function.
3887 (gimple_build_call_1): Call it.
3888 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3889 * tree-inline.c (remap_gimple_stmt): Likewise.
3890 (expand_call_inline): Remove callused handling.
3891 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3892 * tree-dfa.c (dump_variable): Likewise.
3893 * tree-parloops.c (parallelize_loops): Likewise.
3894 * tree-ssa.c (init_tree_ssa): Likewise.
3895 (delete_tree_ssa): Likewise.
3896 * tree-flow-inline.h (is_call_used): Remove.
3897 * tree-flow.h (struct gimple_df): Remove callused member.
3898 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3899 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3900 (ref_maybe_used_by_call_p_1): Simplify.
3901 (call_may_clobber_ref_p_1): Likewise.
3902 * tree-ssa-structalias.c (compute_points_to_sets): Set
3903 the call stmt used and clobbered sets.
3904 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3905 (find_tail_calls): Verify the tail call.
3907 2010-04-12 Richard Guenther <rguenther@suse.de>
3909 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3910 single-iteration always-inline inlining.
3911 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3912 (cgraph_decide_inlining): Do not handle always-inline specially.
3913 (try_inline): Remove always-inline cycle detection special case.
3914 Do not recurse on always-inlines.
3915 (cgraph_early_inlining): Do not iterate if not optimizing.
3916 (cgraph_gate_early_inlining): remove.
3917 (pass_early_inline): Run unconditionally.
3918 (gate_cgraph_decide_inlining): New function.
3919 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3920 not inlining or optimizing.
3921 (cgraph_decide_inlining_of_small_functions): Also consider
3922 always-inline functions.
3923 (cgraph_default_inline_p): Return true for nodes which should
3924 disregard inline limits.
3925 (estimate_function_body_sizes): Assume zero size and time for
3926 nodes which are marked as disregarding inline limits.
3927 (cgraph_decide_recursive_inlining): Do not perform recursive
3928 inlining on always-inline nodes.
3930 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3933 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3934 for exprs satisfying handled_component_p.
3936 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3938 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3939 non-constant aggregate elements.
3941 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3942 is a real initialization.
3944 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3947 * c-decl.c (start_function): Move forward check for nested function.
3949 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3951 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3952 * config/sh/sh.c: Include reload.h.
3953 (sh_legitimize_reload_address): New.
3954 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3955 sh_legitimize_reload_address.
3957 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3959 * config/sh/sh.md (*movqi_pop): New insn pattern.
3960 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3962 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3964 * config/i386/i386.md (any_shiftrt): New code iterator.
3965 (shiftrt_insn): New code attribute.
3967 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3968 using any_shiftrt code iterator.
3969 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3970 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3971 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3972 pattern from corresponding peephole2 patterns.
3973 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3974 using any_shiftrt code iterator.
3975 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3976 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3977 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3978 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3979 *{ashr,lshr}<mode>3_cmp_zext.
3980 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3982 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3984 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3986 (*lshr<mode>3_cconly): Ditto.
3988 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3990 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3991 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3992 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3993 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3995 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3996 from corresponding peephole2 patterns.
3997 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3998 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3999 and *lshrdi3_1_rex64 using SWI mode iterator.
4000 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4001 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4002 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4003 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4004 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4005 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4006 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4007 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4008 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4011 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4013 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4014 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4015 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4016 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4018 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4019 from corresponding peephole2 patterns.
4020 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4021 (ashrsi3_cvt): Rename from ashrsi3_31.
4022 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4023 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4024 and x86_64_shift_adj_3 using SWI48 mode iterator.
4025 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4026 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4027 and *ashrdi3_1_rex64 using SWI mode iterator.
4028 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4029 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4030 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4031 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4032 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4033 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4034 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4035 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4036 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4038 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4039 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4040 x86_shift<mode>_adj_3 expanders.
4042 2010-04-10 Wei Guozhi <carrot@google.com>
4045 * config/arm/arm.c (arm_pic_static_addr): New function.
4046 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4048 (arm_output_addr_const_extra): Output expression for new pattern.
4049 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4051 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4053 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4056 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4057 * web.c: Include "insn-config.h" and "recog.h".
4058 (union_match_dups): New function.
4059 (web_main): Call it.
4060 (union_defs): Don't try to recognize match_dups.
4062 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4063 if doing so would replace the entire pattern.
4065 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4069 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4070 and splitter pattern. Change splitter operand 1 predicate to
4073 2010-04-09 Martin Jambor <mjambor@suse.cz>
4075 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4076 lattices are addresses of CONST_DECLs with the same initial value.
4077 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4078 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4080 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4081 Bernd Schmidt <bernds@codesourcery.com>
4083 * loop-invariant.c (replace_uses): New static function.
4084 (move_invariant_reg): Use it to ensure we can replace the uses.
4086 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4088 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4090 (picochip_override_options): Enable section anchors only above -O1.
4091 (picochip_reorg): Fixed a couple of build warnings.
4093 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4095 * configure.ac (plugin -rdynamic test): Log result.
4096 * configure: Regenerate.
4097 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4098 (RDYNAMIC_SPEC): Define.
4099 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4101 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4103 * configure.ac: Determine Sun ld version numbers.
4104 (comdat_group): Restrict GNU ld version checks to gld.
4105 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4106 (enable_comdat): Support --enable-comdat.
4107 * configure: Regenerate.
4108 * doc/install.texi (Configuration): Document --enable-comdat.
4110 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4112 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4113 * config/sol2-gld.h: ... here.
4114 * config.gcc (sparc*-*-solaris2*): Reflect this.
4115 (i[34567]86-*-solaris2*): Use it.
4117 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4119 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4121 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4123 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4126 * diagnostic.c (diagnostic_initialize): Initialize
4127 some_warnings_are_errors.
4128 (diagnostic_finish): New.
4129 (diagnostic_action_after_output): Call it before exiting.
4130 (diagnostic_report_diagnostic): Do not print message here. Set
4131 some_warnings_are_errors.
4132 * diagnostic.h (diagnostic_context): Delete
4133 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4134 (diagnostic_finish): Declare.
4135 * toplev.c (toplev_main): Call it before exit.
4137 2010-04-09 Jason Merrill <jason@redhat.com>
4140 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4141 for incomplete type.
4144 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4145 based on a warning flag.
4147 2010-04-09 Richard Guenther <rguenther@suse.de>
4149 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4151 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4154 * varasm.c (default_assemble_visibility): Wrap vars that are
4155 set, but unused, by targets without GAS.
4156 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4157 Remove set, but unused, vars.
4158 (rs6000_legitimize_tls_address): Likewise.
4159 (altivec_expand_dst_builtin): Likewise.
4160 * config/darwin.c (machopic_classify_symbol): Likewise.
4161 (machopic_indirection_name): Likewise.
4163 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4165 * config/i386/i386.md (DWI): New mode iterator.
4166 (S): New mode attribute.
4167 (shift_operand): Ditto.
4168 (shift_immediate_operand): Ditto.
4169 (ashl_input_operand): Ditto.
4170 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4171 using SDWIM mode iterator.
4172 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4173 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4175 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4176 from corresponding peephole2 patterns.
4177 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4178 and x86_64_shift_adj_1 using SWI48 mode iterator.
4179 (x86_shift<mode>_adj_2): Ditto.
4180 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4181 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4182 using SWI48 mode iterator.
4183 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4184 *ashldi3_cmp_rex64 using SWI mode iterator.
4185 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4186 *ashldi3_cconly_rex64 using SWI mode iterator.
4187 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4188 x86_shift<mode>_adj_{1,2}.
4189 (ix86_split_ashr): Ditto.
4190 (ix86_split_lshr): Ditto.
4192 2010-04-09 Richard Guenther <rguenther@suse.de>
4194 * target.h (builtin_conversion): Pass in input and output types.
4195 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4196 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4197 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4198 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4200 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4202 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4204 2010-04-09 Richard Guenther <rguenther@suse.de>
4207 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4209 2010-04-09 Richard Guenther <rguenther@suse.de>
4211 * tree-vectorizer.h (struct _stmt_vec_info): Document
4212 that vectype is the type of the LHS.
4213 (supportable_widening_operation, supportable_narrowing_operation):
4214 Get both input and output vector types as arguments.
4215 (vect_is_simple_use_1): Declare.
4216 (get_same_sized_vectype): Likewise.
4217 * tree-vect-loop.c (vect_determine_vectorization_factor):
4218 Set STMT_VINFO_VECTYPE to the vector type of the def.
4219 (vectorizable_reduction): Adjust.
4220 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4221 Adjust. Specify the output vector type.
4222 (vect_pattern_recog_1): Adjust.
4223 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4224 (vectorizable_call): Adjust.
4225 (vectorizable_conversion): Likewise.
4226 (vectorizable_operation): Likewise.
4227 (vectorizable_type_demotion): Likewise.
4228 (vectorizable_type_promotion): Likewise.
4229 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4231 (vect_is_simple_use_1): New function.
4232 (supportable_widening_operation): Get both input and output
4234 (supportable_narrowing_operation): Likewise.
4235 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4237 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4239 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4240 __thiscall and _thiscall as predefined macros.
4241 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4242 thiscall attribute handling.
4243 (ix86_comp_type_attributes): Likewise.
4244 (ix86_function_regparm): Likewise.
4245 (ix86_return_pops_args): Likewise.
4246 (init_cumulative_args): Likewise.
4247 (find_drap_reg): Likewise.
4248 (ix86_static_chain): Likewise.
4249 (x86_this_parameter): Likewise.
4250 (x86_output_mi_thunk): Likewise.
4251 (ix86_attribute_table): Add description for thiscall attribute.
4252 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4253 * doc/extend.texi: Add documentation for thiscall.
4255 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4258 * c.opt (Wint-to-pointer-cast): Available in C++.
4259 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4261 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4263 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4264 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4265 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4266 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4267 function type instead. Reorder and simplify checks.
4269 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4271 2010-04-08 Jing Yu <jingyu@google.com>
4272 Zdenek Dvorak <ook@ucw.cz>
4274 PR tree-optimization/42720
4275 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4276 loop unswitch conditions here from ...
4277 (tree_unswitch_single_loop): ... here.
4279 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4281 * tree-if-conv.c: Fix comments and simplify logic.
4283 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4285 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4286 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4287 (main_tree_if_conversion): Update call to tree_if_conversion.
4289 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4292 * doc/invoke.texi (-b,-V): Delete.
4293 * doc/tm.texi: Do not mention -b.
4294 * gcc.c (display_help): Delete -b and -V.
4295 (process_command): Delete -b and -V.
4296 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4298 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4299 Wolfgang Gellerich <gellerich@de.ibm.com>
4301 Implement target hook for loop unrolling
4302 * target.h (loop_unroll_adjust): Add a new target hook function.
4303 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4304 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4305 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4306 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4307 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4309 (decide_unroll_stupid): Likewise.
4311 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4314 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4316 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4318 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4319 (Specific, *-*-solaris2*): Likewise.
4320 Don't prefer Sun as over GNU as.
4322 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4324 * config/s390/s390.c (override_options): Adjust the z10 defaults
4325 for max-unroll-times, max-completely-peeled-insns
4326 and max-completely-peel-times.
4328 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4330 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4331 instructions for z10.
4332 (s390_expand_setmem): Likewise.
4333 (s390_expand_cmpmem): Likewise.
4335 2010-04-08 Richard Guenther <rguenther@suse.de>
4337 PR tree-optimization/43679
4338 * tree-ssa-pre.c (eliminate): Only propagate copies.
4340 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4343 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4344 set but not used variable warning.
4346 2010-04-08 Wei Guozhi <carrot@google.com>
4349 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4350 (arm_size_rtx_costs): Call the new function when optimized for size.
4352 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4355 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4356 op0 is not a MEM, just return NULL instead of assertion
4358 (discover_nonconstant_array_refs): Don't walk debug stmts.
4360 2010-04-08 Doug Kwan <dougkwan@google.com>
4362 * configure.ac: Recognize gold and do not use its version number
4363 to test ld features.
4364 * configure: Regenerate.
4366 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4369 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4370 (negate_value): Move code to push elements to broken_up_substracts ...
4371 (eliminate_plus_minus_pair): ... here. Push operands that have no
4372 negative pair to plus_negates.
4373 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4375 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4377 * doc/install.texi (Configuration): Move description of
4378 --enable-lto, --with-libelf*, --enable-gold from Java section to
4381 * doc/generic.texi (Working with declarations)
4382 (Function Properties, C and C++ Trees): Fix typos.
4383 * doc/sourcebuild.texi (Top Level): Likewise.
4385 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4388 * tree.h (DECL_READ_P): Define.
4389 (struct tree_decl_common): Add decl_read_flag.
4390 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4391 a set but not used warning.
4392 (merge_decls): Merge DECL_READ_P flag.
4393 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4394 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4395 * c-common.c (handle_used_attribute, handle_unused_attribute):
4397 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4399 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4401 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4402 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4403 c_parser_binary_expression, c_parser_cast_expression,
4404 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4405 Call default_function_array_read_conversion instead of
4406 default_function_array_conversion where needed.
4407 (c_parser_unary_expression, c_parser_conditional_expression,
4408 c_parser_postfix_expression_after_primary, c_parser_initelt):
4409 Likewise. Call mark_exp_read where needed.
4410 (c_parser_statement_after_labels, c_parser_asm_operands,
4411 c_parser_typeof_specifier, c_parser_sizeof_expression,
4412 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4414 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4416 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4417 (warn_unused_but_set_parameter): Default to warn_unused
4419 * doc/invoke.texi: Document -Wunused-but-set-variable and
4420 -Wunused-but-set-parameter.
4422 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4423 used count variable.
4424 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4425 when operandN variables aren't used in the body of the expander
4427 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4428 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4429 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4430 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4431 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4432 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4433 * tree.c (PROCESS_ARG): Likewise.
4435 2010-04-07 Simon Baldwin <simonb@google.com>
4437 * diagnostic.h (diagnostic_override_option_index): New macro to
4438 set a diagnostic's option_index.
4439 * c-tree.h (c_cpp_error): Add warning reason argument.
4440 * opts.c (_warning_as_error_callback): New.
4441 (register_warning_as_error_callback): Store callback for
4442 warnings enabled via enable_warning_as_error.
4443 (enable_warning_as_error): Call callback, minor code tidy.
4444 * opts.h (register_warning_as_error_callback): Declare.
4445 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4446 response to -Werror=.
4447 (c_common_init_options): Register warning_as_error_callback in opts.c.
4448 * common.opt: Add -Wno-cpp option.
4449 * c-common.c (struct reason_option_codes_t): Map cpp warning
4450 reason codes to gcc option indexes.
4451 * (c_option_controlling_cpp_error): New function, lookup the gcc
4452 option index for a cpp warning reason code.
4453 * (c_cpp_error): Add warning reason argument, call
4454 c_option_controlling_cpp_error for diagnostic_override_option_index.
4455 * doc/invoke.texi: Document -Wno-cpp.
4457 2010-04-07 Richard Guenther <rguenther@suse.de>
4459 * ipa-reference.c (mark_load): Use get_base_address.
4460 (mark_store): Likewise.
4462 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4463 inserting GIMPLE_NOPs into the IL.
4464 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4465 Explicitly strip handled components and indirect references.
4467 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4468 folding address expressions.
4469 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4470 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4471 operand_equal_p to compare decls.
4472 (ptr_deref_may_alias_decl_p): Likewise.
4473 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4474 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4475 Handle reversed comparison ops.
4476 * tree-sra.c (asm_visit_addr): Use get_base_address.
4477 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4478 * ipa-reference.c (mark_address): Use get_base_address.
4480 2010-04-07 Richard Guenther <rguenther@suse.de>
4482 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4483 Propagate constants everywhere.
4485 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4488 * tree.c (MAX_INT_CACHED_PREC): Define.
4489 (nonstandard_integer_type_cache): New array.
4490 (build_nonstandard_integer_type): Cache results for precision
4491 <= MAX_INT_CACHED_PREC.
4493 2010-04-07 Richard Guenther <rguenther@suse.de>
4495 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4496 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4497 * common.opt: Likewise.
4498 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4499 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4500 (nonoverlapping_memrefs_p): Likewise.
4501 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4502 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4503 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4504 OPT_fargument_noalias_global for backward compatibility.
4506 2010-04-07 Richard Guenther <rguenther@suse.de>
4508 PR tree-optimization/43270
4509 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4510 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4511 * tree-ssa-pre.c (phi_translate_1): Adjust.
4512 (fully_constant_expression): Split out vn_reference handling to ...
4513 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4514 Fold reads from constant strings.
4515 (vn_reference_lookup): Handle fully constant references.
4516 (vn_reference_lookup_pieces): Likewise.
4517 * Makefile.in (expmed.o-warn): Add -Wno-error.
4519 2010-04-07 Martin Jambor <mjambor@suse.cz>
4521 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4523 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4526 * gcc.c: Add -static-libstdc++ to list of recognized options.
4528 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4530 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4532 2010-04-07 Richard Guenther <rguenther@suse.de>
4535 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4536 bases build simple mem attributes to retain points-to information.
4538 2010-04-07 Richard Guenther <rguenther@suse.de>
4541 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4542 preserve points-to related information.
4544 2010-04-07 Richard Guenther <rguenther@suse.de>
4547 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4548 discard plain indirect references.
4549 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4550 * tree.c (tree_nop_conversion): Likewise.
4552 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4555 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4557 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4559 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4560 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4562 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4564 * tree-if-conv.c: Fix indentation and comments.
4566 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4568 * tree-if-conv.c: Sort static functions in topological order.
4570 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4572 * tree-if-conv.c: Fix indentation and comments.
4574 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4577 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4578 lang_hooks.types.type_for_size instead of
4579 build_nonstandard_integer_type.
4580 When converting an unsigned type to signed, double its precision.
4581 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4582 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4583 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4586 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4589 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4590 POINTER_PLUS_EXPR for pointer types.
4592 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4595 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4596 * graphite-clast-to-gimple.c: Include langhooks.h.
4597 (max_signed_precision_type): New.
4598 (max_precision_type): Takes two types as arguments.
4599 (precision_for_value): New.
4600 (precision_for_interval): New.
4601 (gcc_type_for_interval): New.
4602 (gcc_type_for_value): New.
4603 (gcc_type_for_clast_term): New.
4604 (gcc_type_for_clast_red): New.
4605 (gcc_type_for_clast_bin): New.
4606 (gcc_type_for_clast_expr): Split up into several functions.
4607 (gcc_type_for_clast_eq): Rewritten.
4608 (compute_bounds_for_level): New.
4609 (compute_type_for_level_1): New.
4610 (compute_type_for_level): New.
4611 (gcc_type_for_cloog_iv): Removed.
4612 (gcc_type_for_iv_of_clast_loop): Rewritten.
4613 (graphite_create_new_loop): Compute the lower and upper bound types
4614 with gcc_type_for_clast_expr.
4615 (graphite_create_new_loop_guard): Same.
4616 (find_cloog_iv_in_expr): Removed.
4617 (compute_cloog_iv_types_1): Removed.
4618 (compute_cloog_iv_types): Removed.
4619 (gloog): Do not call compute_cloog_iv_types.
4620 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4622 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4623 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4624 (GBB_CLOOG_IV_TYPES): Removed.
4626 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4628 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4629 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4630 (detect_commutative_reduction): Same.
4632 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4634 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4635 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4637 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4638 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4639 (rewrite_commutative_reductions_out_of_ssa): Same.
4640 * passes.c (execute_function_todo): Call verify_ssa for every pass
4641 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4642 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4643 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4644 with an extra argument.
4645 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4646 verify_ssa only when the extra argument is true.
4647 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4648 with an extra argument.
4649 (tree_transform_and_unroll_loop): Same.
4651 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4653 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4654 for all the passes of the LNO having LOOP_CLOSED_SSA.
4655 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4656 * tree-loop-distribution.c (pass_loop_distribution): Same.
4657 * tree-pass.h (TODO_verify_loops): Removed.
4658 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4660 (pass_tree_unswitch): Same.
4661 (pass_predcom): Same.
4662 (pass_vectorize): Same.
4663 (pass_linear_transform): Same.
4664 (pass_graphite_transforms): Same.
4665 (pass_iv_canon): Same.
4666 (pass_complete_unroll): Same.
4667 (pass_complete_unrolli): Same.
4668 (pass_parallelize_loops): Same.
4669 (pass_loop_prefetch): Same.
4670 (pass_iv_optimize): Same.
4672 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4675 * passes.c (init_optimization_passes): Move pass_lim before
4676 pass_copy_prop and pass_dce_loop.
4678 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4681 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4682 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4683 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4684 MULTI_* defines for 4 argument vpermil2p* builtins.
4686 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4688 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4689 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4690 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4691 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4692 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4693 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4694 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4695 Use x86_maybe_negate_const_int to output insn mnemonic.
4696 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4697 check from instruction predicate. Update comments.
4698 * config/i386/sync.md (sync_add<mode>): Use
4699 x86_maybe_negate_const_int to output insn mnemonic.
4701 2010-04-06 Jan Hubicka <jh@suse.cz>
4703 PR tree-optimization/42906
4704 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4705 IGNORE_SELF argument. Set visited_control_parents for fully
4707 (find_obviously_necessary_stmts): Update call of
4708 mark_control_dependent_edges_necessary.
4709 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4711 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4713 * config/i386/i386.md: Remove comment about 'e' and 'E'
4716 2010-04-06 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/43627
4719 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4720 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4723 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4725 * BASE-VER: Change to 4.6.0.
4728 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4731 2010-04-06 Richard Guenther <rguenther@suse.de>
4734 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4736 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4738 * doc/invoke.texi (Optimize Options): Document that LTO
4739 won't remove object access purely due to incompatible
4742 2010-04-04 Matthias Klose <doko@ubuntu.com>
4744 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4745 Initialize variable.
4747 2010-04-03 Richard Guenther <rguenther@suse.de>
4750 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4751 require a non-NULL MEM_OFFSET.
4753 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4755 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4756 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4757 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4758 config/alpha/predicates.md, config/arm/arm.md,
4759 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4760 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4761 config/darwin9.h, config/darwin.c, config/darwin.h,
4762 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4763 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4764 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4765 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4766 config/mips/mips.md, config/mn10300/mn10300.c,
4767 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4768 config/rs6000/aix.h, config/rs6000/dfp.md,
4769 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4770 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4771 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4772 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4773 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4774 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4775 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4776 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4777 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4778 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4779 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4780 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4781 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4782 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4783 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4784 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4785 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4786 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4787 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4788 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4789 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4790 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4791 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4792 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4793 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4794 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4795 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4796 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4797 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4798 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4799 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4800 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4801 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4802 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4803 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4804 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4806 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4809 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4810 * aclocal.m4: Regenerate.
4812 2010-04-02 Richard Guenther <rguenther@suse.de>
4814 PR tree-optimization/43629
4815 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4816 if we have seen a constant value.
4818 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4820 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4822 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4825 * arm.c (legitimize_tls_address): Adjust call to
4826 gen_tls_load_dot_plus_four.
4827 (arm_note_pic_base): New function.
4828 (arm_cannot_copy_insn_p): Use it.
4829 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4832 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4837 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4839 * Makefile.in ($(out_object_file)): Depend on
4840 gt-$(basename $(notdir $(out_file))).h.
4842 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4844 * config.gcc (lm32-*-rtems*): Add t-lm32.
4846 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4848 * config.gcc: Add lm32-*-rtems*.
4849 * config/lm32/rtems.h: New file.
4851 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4854 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4856 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4858 * dwarf2out.c (output_compilation_unit_header): For
4859 -gdwarf-4 use version 4 instead of version 3.
4860 (output_line_info): For version 4 and above emit additional
4861 maximum ops per insn header field.
4862 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4864 * dwarf2out.c (is_c_family, is_java): Remove.
4865 (lower_bound_default): New function.
4866 (add_bound_info, gen_descr_array_type_die): Use it.
4868 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4871 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4872 re-declaration when it happens in a function.
4874 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4876 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4877 (cgraph_remove_function_insertion_hook): Same.
4878 (cgraph_call_function_insertion_hooks): Same.
4880 2010-04-01 Richard Guenther <rguenther@suse.de>
4883 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4884 and TREE_THIS_VOLATILE.
4885 (copy_ref_info): Likewise.
4886 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4887 * tree.c (build6_stat): Ignore side-effects of all but arg5
4888 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4891 2010-04-01 Richard Guenther <rguenther@suse.de>
4893 PR tree-optimization/43607
4894 * ipa-type-escape.c (check_call): Do not access non-existing
4897 2010-04-01 Richard Guenther <rguenther@suse.de>
4901 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4902 Jack Howarth <howarth@bromo.med.uc.edu>
4904 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4907 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4909 * doc/install.texi (Prerequisites): Document libelf usability on
4910 IRIX 5/6 and Solaris 2.
4911 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4912 Update GNU as, GNU ld requirements.
4913 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4914 Document Sun Studio compiler download.
4915 Update and simplify as, ld recommendations.
4916 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4918 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4920 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4921 with_tune_32 to pentium4.
4923 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4925 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4927 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4929 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4930 obsoletion, removal.
4932 Document GNU as requirement.
4933 Update configure requirements.
4934 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4935 Recomment IRIX 6.5.18+.
4936 Document IDF/IDL requirement.
4937 Document GNU as requirement.
4938 Document GNU ld bootstrap failure.
4939 Remove freeware.sgi.com reference.
4941 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4943 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4944 UNIX V4.0, V5.0 obsoletion, removal.
4945 Remove --with-gc=simple reference.
4946 Update VM requirements during bootstrap.
4947 Remove -oldas bootstrap description.
4948 Update binutils reference.
4949 Remove comparison failure note.
4951 2010-03-31 Richard Guenther <rguenther@suse.de>
4952 Zdenek Dvorak <ook@ucw.cz>
4953 Sebastian Pop <sebastian.pop@amd.com>
4956 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4957 with multiple arguments.
4958 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4960 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4962 * graphite-dependences.c (print_pddr): Call print_pdr with an
4964 * graphite-poly.c (debug_pdr): Add an extra argument for the
4967 (print_pbb_domain): Same.
4969 (print_scop_context): Same.
4971 (print_cloog): Same.
4972 (debug_pbb_domain): Same.
4976 (debug_scop_context): Same.
4978 (debug_cloog): Same.
4979 (print_scop_params): Same.
4980 (debug_scop_params): Same.
4981 (print_iteration_domain): Same.
4982 (print_iteration_domains): Same.
4983 (debug_iteration_domain): Same.
4984 (debug_iteration_domains): Same.
4985 (print_scattering_function): Same.
4986 (print_scattering_functions): Same.
4987 (debug_scattering_function): Same.
4988 (debug_scattering_functions): Same.
4989 * graphite-poly.h (debug_pdr): Update declaration.
4991 (print_pbb_domain): Same.
4993 (print_scop_context): Same.
4995 (print_cloog): Same.
4996 (debug_pbb_domain): Same.
5000 (debug_scop_context): Same.
5002 (debug_cloog): Same.
5003 (print_scop_params): Same.
5004 (debug_scop_params): Same.
5005 (print_iteration_domain): Same.
5006 (print_iteration_domains): Same.
5007 (debug_iteration_domain): Same.
5008 (debug_iteration_domains): Same.
5009 (print_scattering_function): Same.
5010 (print_scattering_functions): Same.
5011 (debug_scattering_function): Same.
5012 (debug_scattering_functions): Same.
5014 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5016 * graphite-poly.c (print_scattering_function_1): New.
5017 (print_scattering_function): Call it.
5018 (print_scop_params): Remove spaces at the end of lines.
5021 * graphite-poly.h (print_cloog): Declared.
5022 (debug_cloog): Declared.
5024 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5026 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5028 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5029 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5030 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5031 to switch between adding the IV bump in loop->latch or in loop->header.
5033 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5035 * graphite-poly.c (print_scattering_function): Pretty print following
5038 (print_pbb_domain): Same.
5039 (dump_gbb_cases): Same.
5040 (dump_gbb_conditions): Same.
5043 (print_scop_params): Same.
5044 (print_scop_context): Same.
5046 (print_pbb_body): New.
5047 (lst_indent_to): New.
5048 (print_lst): Start new lines with a #.
5049 * graphite-poly.h (pbb_bb): New.
5050 (pbb_index): Use pbb_bb.
5051 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5053 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5055 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5057 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5058 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5059 and 0 instead of 1 for dw_val_class_flag.
5060 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5061 dw_val_class_range_list, dw_val_class_loc_list,
5062 dw_val_class_lineptr and dw_val_class_macptr, use
5063 DW_FORM_flag_present for dw_val_class_flag and
5064 DW_FORM_exprloc for dw_val_class_loc.
5065 (output_die): For -gdwarf-4 print dw_val_class_loc
5066 size as uleb128 instead of 1 or 2 bytes and don't print
5067 anything for dw_val_class_flag.
5069 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5070 instead of cselib_lookup following by tweaking locs->setting_insn.
5073 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5074 even before returning from label, setjmp call or volatile asm
5077 2010-03-31 Richard Guenther <rguenther@suse.de>
5080 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5081 temporary data on stack.
5083 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5085 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5086 (PUSHSECTION_ASM_OP): Remove.
5087 (POPSECTION_ASM_OP): Remove.
5088 (PUSHSECTION_FORMAT): Remove.
5089 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5090 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5091 * config/sol2.c (solaris_output_init_fini): Use it.
5093 2010-03-31 Jie Zhang <jie@codesourcery.com>
5096 * opt-functions.awk (var_type_struct): Use signed char type
5097 for simple variables.
5099 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5101 * config/sol2.c: Include output.h.
5102 (solaris_assemble_visibility): New function.
5103 * config/t-sol2 (sol2.o): Add output.h dependency.
5104 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5105 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5108 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5111 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5112 V2SImode or XFmode on PRE_DEC.
5115 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5118 2010-03-31 Jie Zhang <jie@codesourcery.com>
5121 * reload.h (caller_save_initialized_p): Declare.
5122 * toplev.c (backend_init_target): Don't call
5123 init_caller_save but set caller_save_initialized_p to false.
5124 * caller-save.c (caller_save_initialized_p): Define.
5125 (init_caller_save): Check caller_save_initialized_p.
5126 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5128 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5131 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5132 and soft-fp/t-softfp to tmake_file.
5133 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5134 (LIBGCC2_TF_CEXT): Define.
5137 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5140 * cselib.c (n_useless_values): Document handling of debug locs.
5141 (n_useless_debug_values, n_debug_values): New variables.
5142 (new_elt_loc_list): Don't add to debug values, keep count.
5143 (promote_debug_loc): New.
5144 (cselib_reset_table): Zero new variables.
5145 (entry_and_rtx_equal_p): Promote debug locs.
5146 (discard_useless_locs): Increment n_useless_debug_values for
5148 (remove_useless_values): Adjust n_useless_values and n_debug_values
5149 with n_useless_debug_values.
5150 (add_mem_for_addr): Promote debug locs.
5151 (cselib_lookup_mem): Likewise.
5152 (cselib_lookup_addr): Renamed to...
5153 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5154 (cselib_log_lookup): ... this. Turn into...
5155 (cselib_lookup_addr): ... new wrapper.
5156 (cselib_lookup_from_insn): New.
5157 (cselib_invalidate_regno): Increment n_useless_debug_values for
5159 (cselib_invalidate_mem): Likewise.
5160 (cselib_process_insn): Take n_deleted and n_debug_values into
5161 account to guard remove_useless_value call.
5162 (cselib_finish): Zero n_useless_debug_values.
5163 * cselib.h (cselib_lookup_from_insn): Declare.
5164 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5165 (sched_analyze_2): Likewise.
5167 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5169 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5171 (adjust_mems): Replace narrowing SUBREG of expression containing
5172 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5173 with operations in the narrower mode.
5176 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5177 regs_invalidated_by_call instead all call_used_reg_set registers.
5179 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5182 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5183 pointer comparisons with types_compatible_p.
5184 * tree-vect-stmts.c (vectorizable_call): Same.
5185 (vectorizable_condition): Same.
5187 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5189 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5190 stack check if the mask would be zero.
5192 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5193 Jack Howarth <howarth@bromo.med.uc.edu>
5195 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5198 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5201 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5203 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5204 Include ___unordxf2 and ___unordtf2.
5205 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5208 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5210 * config/lm32/t-lm32: New file.
5211 * config.gcc: Use the above file when targetting lm32.
5213 2010-03-28 Duncan Sands <baldrick@free.fr>
5215 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5217 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5220 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5221 Improve vectorization cost model diagnostic.
5223 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5226 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5227 compute_data_dependences_for_loop returns false, early exit
5228 and output an extra diagnostic for the failed data reference
5231 2010-03-29 Richard Guenther <rguenther@suse.de>
5233 PR tree-optimization/43560
5234 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5235 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5237 2010-03-29 Jie Zhang <jie@codesourcery.com>
5240 * toplev.c (process_options): Set optimization_default_node
5241 and optimization_current_node.
5242 * opts.c (decode_options): Don't set optimization_default_node
5243 and optimization_current_node.
5245 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5247 * config/rtems.h: Abandon -qrtems_debug.
5249 2010-03-28 Jan Hubicka <jh@suse.cz>
5251 PR tree-optimization/43505
5252 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5253 map should not be copied.
5255 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5258 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5259 cdtors, set DECL_PRESERVE_P.
5260 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5263 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5265 PR tree-optimization/43528
5266 * stor-layout.c (place_field): Check that constant fits into
5267 unsigned HWI when skipping calculation of MS bitfield layout.
5269 2010-03-27 Jan Hubicka <jh@suse.cz>
5272 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5273 notice_global_symbol work.
5275 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5277 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5278 instead of dwarf2out_decl.
5279 (struct var_loc_node): Remove section_label field.
5280 (dwarf2out_function_decl): New function.
5281 (dwarf2out_var_location): Don't set section_label field.
5282 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5284 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5286 PR tree-optimization/43544
5287 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5288 First argument for builtin vectorized function hook is now a
5289 tree to be able to distinguish between machine specific and
5291 * targhooks.c (default_builtin_vectorized_function): Ditto.
5292 * targhooks.h (default_builtin_vectorized_function): Ditto.
5293 * target.h (struct gcc_target): Ditto.
5294 * tree-vect-stmts.c (vectorizable_function): Ditto.
5295 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5296 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5299 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5302 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5303 nested binding iff it is a FUNCTION_DECL.
5304 (store_parm_decls_newstyle): Pass nested=true to bind for
5305 FUNCTION_DECLs amongst parameters.
5307 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5309 * var-tracking.c (vt_expand_loc_callback): Don't run
5310 cselib_expand_value_rtx_cb in dummy mode if
5311 cselib_dummy_expand_value_rtx_cb returned false.
5313 * var-tracking.c (emit_note_insn_var_location): For one part
5314 notes with offset 0, don't add EXPR_LIST around the location.
5315 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5316 add_location_or_const_value_attribute): Adjust for that change.
5319 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5320 into first operand and location into second.
5321 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5322 dw_cfi_oprnd_loc for DW_CFA_expression.
5323 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5324 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5325 assume first argument is regnum and second argument is location.
5327 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5330 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5331 of scratch register to DImode. Split to DImode comparison operator.
5332 Use SImode subreg of scratch register in the multiplication.
5333 (*cmp_sadd_sidi): Ditto.
5334 (*cmp_ssub_si): Ditto.
5335 (*cmp_ssub_sidi): Ditto.
5337 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5340 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5341 Remove invalid assert and wrong comment.
5343 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5346 * flags.h (final_insns_dump_p): New extern.
5347 * final.c (final_insns_dump_p): New variable.
5348 (rest_of_clean_state): Set it before -fdump-final-insns=
5349 dumping, clear afterwards.
5350 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5351 MEM_ALIAS_SET on MEMs.
5353 2010-03-26 David S. Miller <davem@davemloft.net>
5355 * configure.ac: Fix sparc GOTDATA_OP bug check.
5356 * configure: Rebuild.
5358 2010-03-26 Alan Modra <amodra@gmail.com>
5360 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5362 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5364 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5365 TLS_SECTION_ASM_FLAG.
5367 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5370 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5371 Clear first_function_block_is_cold.
5374 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5375 argument if the argument is truth_value_p.
5377 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5379 * config/rs6000/constraints.md: Update copyright year for my changes.
5382 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5383 used in reg+reg addressing, swap registers.
5385 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5388 * target.h (struct gcc_target): Add code_end hook.
5389 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5391 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5392 * toplev.c (compile_file): Call targetm.asm_out.code_end
5393 hook before unwind info/debug info output.
5394 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5395 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5396 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5397 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5398 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5399 * config/i386/i386.c (ix86_file_end): Renamed to...
5400 (ix86_code_end): ... this. Make static. Don't call
5401 file_end_indicate_exec_stack. Emit unwind info using
5402 final_start_function/final_end_function.
5403 (darwin_x86_file_end): Remove.
5404 (TARGET_ASM_CODE_END): Define.
5405 * config/i386/i386.h (TARGET_ASM_FILE_END,
5406 NEED_INDICATE_EXEC_STACK): Don't define.
5407 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5408 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5409 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5410 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5413 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5414 at the beginning and final_end_function at the end.
5415 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5417 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5419 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5420 and Sun as TLS syntax.
5421 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5422 * configure: Regenerate.
5423 * config.in: Regenerate.
5424 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5425 (default_elf_asm_named_section): Use it.
5426 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5427 (i386_output_dwarf_dtprel): Likewise.
5428 (output_addr_const_extra): Likewise.
5429 (output_pic_addr_const): Lowercase @GOTTPOFF.
5430 (output_addr_const_extra): Likewise.
5431 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5432 (output_addr_const_extra): Likewise.
5433 (output_pic_addr_const): Lowercase @INDNTPOFF.
5434 (output_addr_const_extra): Likewise.
5435 (output_pic_addr_const): Lowercase @NTPOFF.
5436 (output_addr_const_extra): Likewise.
5437 (output_pic_addr_const): Lowercase @TPOFF.
5438 (output_addr_const_extra): Likewise.
5439 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5440 (*tls_global_dynamic_64): Likewise.
5441 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5442 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5444 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5445 (ASM_OUTPUT_TLS_COMMON): Use it.
5446 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5449 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5450 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5451 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5452 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5453 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5454 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5456 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5458 * config/i386/i386.c (override_options): Don't accept
5459 -mtls-dialect=sun any longer.
5460 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5461 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5462 (*tls_local_dynamic_base_32_sun): Likewise.
5463 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5465 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5468 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5469 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5472 * ira.c (adjust_cleared_regs): New function.
5473 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5477 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5479 * expr.c (expand_expr_real): Restore previous
5480 curr_insn_source_location and curr_insn_block after
5481 expand_expr_real_1 call.
5482 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5483 instead of expand_expr_real_1.
5485 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5487 PR rtl-optimization/43413
5488 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5491 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5494 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5495 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5497 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5499 * config/i386/i386.c (ix86_target_string): Add -mfma.
5500 Fix a typo in comment.
5502 2010-03-22 Mike Stump <mikestump@comcast.net>
5505 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5506 Don't overly align based upon packed packed fields.
5508 2010-03-22 Jason Merrill <jason@redhat.com>
5510 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5511 Use () rather than [], and move before the element type.
5513 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5515 * doc/configfiles.texi (Configuration Files): Removed
5516 fixinc/Makefile*, intl/Makefile.*.
5517 * doc/makefile.texi: Fixed markup. Abstract from version
5518 control system used.
5519 (Makefile): Removed obsolete gcc/java/parse.y example.
5520 * doc/sourcebuild.texi: Likewise.
5521 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5522 libgomp, libssp. Removed fastjar.
5523 (Miscellaneous Docs): Clarify location.
5524 Added COPYING3, COPYING3.LIB.
5525 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5527 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5530 * config/i386/i386.c (x86_function_profiler)
5531 [!NO_PROFILE_COUNTERS]: Fix typo.
5532 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5535 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5536 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5538 * doc/sourcebuild.texi (Test Directives): Split into six
5539 subsections, with most of the current text in new subsections
5540 Directives, Selectors, and Final Actions.
5541 (Directives): Split list of test directives into multiple
5543 (Selectors): Describe use and syntax of selectors.
5544 (Effective-Target Keywords): Describe all existing keywords.
5545 (Add Options): Describe features for dg-add-options.
5546 (Require Support): Describe variants of dg-require-support.
5547 (Final Actions): Describe commands to use in dg-final.
5549 2010-03-22 Michael Matz <matz@suse.de>
5552 * recog.c (validate_replace_rtx_group): Replace also in
5553 REG_EQUAL and REG_EQUIV notes.
5555 2010-03-22 Richard Guenther <rguenther@suse.de>
5557 PR tree-optimization/43390
5558 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5559 sure vector extracts are type correct.
5561 2010-03-22 Richard Guenther <rguenther@suse.de>
5564 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5565 x * sqrt (x) even when optimizing for size if the target
5566 has native support for sqrt.
5568 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5570 * varasm.c (make_decl_rtl_for_debug): Also clear
5571 flag_mudflap for the duration of make_decl_rtl call.
5574 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5575 locs from preserved VALUEs.
5577 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5580 * pa.md (movmemsi): Set align to one if zero.
5581 (movmemdi): Likewise.
5583 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5586 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5587 with their corresponding prologue pushes.
5589 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5592 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5593 at the begining or end.
5594 (spu_expand_epilogue): Likewise.
5596 2010-03-20 Richard Guenther <rguenther@suse.de>
5598 PR rtl-optimization/43438
5599 * combine.c (make_extraction): Properly zero-/sign-extend an
5600 extraction of the low part of a CONST_INT. Also handle
5603 2010-03-19 Mike Stump <mikestump@comcast.net>
5605 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5606 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5607 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5609 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5612 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5615 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5617 PR rtl-optimization/42258
5618 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5619 use that may match DEF.
5622 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5623 the cost of loading the constant rather than assuming
5625 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5626 outer code is AND, do the same tests as the andsi3 expander and
5627 return COSTS_N_INSNS (1) if and is cheap.
5629 * optabs.c (avoid_expensive_constant): Fix formatting.
5631 2010-03-19 Michael Matz <matz@suse.de>
5634 * attribs.c (decl_attributes): When rebuilding a function pointer
5635 type use the same qualifiers as the original pointer type.
5637 2010-03-19 Martin Jambor <mjambor@suse.cz>
5639 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5640 and is_gimple_ip_invariant_address.
5642 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5645 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5647 * config/arm/arm.c (arm_override_options): Turn off
5648 flag_dwarf2_cfi_asm for AAPCS variants.
5650 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5653 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5654 Use PRE_MODIFY instead of PRE_DEC.
5655 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5656 (vfp_emit_fstmd): Likewise.
5658 2010-03-19 Michael Matz <matz@suse.de>
5661 * builtins.c (expand_builtin_interclass_mathfn,
5662 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5665 2010-03-19 Richard Guenther <rguenther@suse.de>
5667 PR tree-optimization/43415
5668 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5669 (phi_translate_1): ... this.
5670 (phi_translate): Move all caching here. Cache all NARY
5671 and REFERENCE translations.
5673 2010-03-19 David S. Miller <davem@davemloft.net>
5675 With help from Eric Botcazou.
5676 * config/sparc/sparc.c: Include dwarf2out.h.
5677 (emit_pic_helper): Delete.
5678 (pic_helper_symbol_name): Delete.
5679 (pic_helper_emitted_p): Delete.
5680 (pic_helper_needed): New.
5681 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5682 (get_pc_thunk_name): New.
5683 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5684 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5685 Set pic_helper_needed to true. Don't call emit_pic_helper.
5686 (sparc_expand_prologue): Update load_pic_register call.
5687 (sparc_output_mi_thunk): Likewise.
5688 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5689 thunk if possible. Output CFI information as needed.
5691 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5692 Jack Howarth <howarth@bromo.med.uc.edu>
5695 * config/i386/i386.h: Fix ABI on darwin x86-32.
5697 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5699 * tree.h: Declare make_decl_rtl_for_debug.
5700 * varasm.c (make_decl_rtl_for_debug): New.
5701 * dwarf2out.c (rtl_for_decl_location): Call it.
5702 * cfgexpand.c (expand_debug_expr): Call it.
5704 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5707 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5711 * var-tracking.c (vt_init_cfa_base): Do nothing if
5712 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5714 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5717 * var-tracking.c (canonicalize_vars_star): New.
5718 (dataflow_post_merge_adjust): Use it.
5720 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5723 * var-tracking.c (non_suitable_const): New function.
5724 (add_uses): For DEBUG_INSNs with constants, don't record any
5725 value, instead just the constant value itself.
5726 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5727 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5728 (emit_notes_in_bb): Likewise.
5729 (emit_note_insn_var_location): For onepart variables if
5730 cur_loc is a VOIDmode constant, use DECL_MODE.
5732 2010-03-18 Martin Jambor <mjambor@suse.cz>
5735 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5736 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5737 all non-clones. Moved call redirection...
5738 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5739 (cgraph_materialize_all_clones): Dispose of all
5740 combined_args_to_skip bitmaps.
5741 (verify_cgraph_node): Do not check for edges pointing to wrong
5742 nodes in inline clones.
5743 * tree-inline.c (copy_bb): Call
5744 cgraph_redirect_edge_call_stmt_to_callee.
5745 * ipa.c (cgraph_remove_unreachable_nodes): Call
5746 cgraph_node_remove_callees even when there are used clones.
5748 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5750 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5752 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5755 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5758 2010-03-18 Michael Matz <matz@suse.de>
5761 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5762 into sqrt(x) if we need to preserve signed zeros.
5764 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5765 Eric Botcazou <ebotcazou@adacore.com>
5767 PR rtl-optimization/43360
5768 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5769 note if we don't know its invariant status.
5771 2010-03-18 Michael Matz <matz@suse.de>
5773 PR tree-optimization/43402
5774 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5775 PHI chains of ssa names registered for update.
5777 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5780 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5781 non-offsettable and pre_modify update addressing.
5782 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5783 and "2" alternatives "#".
5784 (*movdd_softfloat32): Make all alternatives "#";
5785 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5786 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5787 (*movdf_softfloat32): Make all alternatives "#";
5788 (movdi): Use the new DIFD mode iterator to create a common splitter
5789 for movdi, movdf and movdd patterns.
5791 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5793 * common.opt (dumpdir): Remove redundant tab.
5795 2010-03-17 Martin Jambor <mjambor@suse.cz>
5797 PR tree-optimization/43347
5798 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5799 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5801 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5803 PR rtl-optimization/42216
5804 * regrename.c (create_new_chain): New function, broken out from...
5805 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5806 appending a use to an empty chain.
5807 (build_def_use): Remove previous changes that convert OP_INOUT to
5808 OP_OUT operands; instead detect the case where an OP_INOUT operand
5809 uses a previously untracked register and create an empty chain for it.
5811 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5813 * doc/extend.texi (Function Attributes): Rewrite unfinished
5814 sentence in ms_abi documentation.
5816 2010-03-17 Alan Modra <amodra@gmail.com>
5818 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5819 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5820 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5821 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5823 2010-03-16 Richard Henderson <rth@redhat.com>
5826 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5827 (lower_try_finally): Save and restore eh_seq around the expansion
5830 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5832 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5833 statements before splitting block.
5835 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5837 * doc/sourcebuild.texi (Testsuites): Fix markup.
5838 Use pathnames relative to gcc/testsuite.
5839 (Test Directives): Move description of how timeout is determined.
5840 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5841 (C Tests): Correct gcc.misc-tests directory.
5842 Framework tests now live in gcc.test-framework.
5844 2010-03-16 Richard Guenther <rguenther@suse.de>
5847 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5848 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5850 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5851 Alexandre Oliva <aoliva@redhat.com>
5853 PR tree-optimization/42917
5854 * lambda-code.c (remove_iv): Skip debug statements.
5855 (lambda_loopnest_to_gcc_loopnest): Likewise.
5856 (not_interesting_stmt): Debug statements are not interesting.
5858 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5862 * cselib.c (cselib_preserve_constants,
5863 cfa_base_preserved_val): New static variables.
5864 (preserve_only_constants): New function.
5865 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5866 clear its REG_VALUES. If cselib_preserve_constants, don't
5867 empty the whole hash table, but preserve there VALUEs with constants,
5868 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5869 (cselib_preserve_cfa_base_value): New function.
5870 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5871 (cselib_init): Change argument to int bitfield. Set
5872 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5874 (cselib_finish): Clear cselib_preserve_constants and
5875 cfa_base_preserved_val.
5876 * cselib.h (enum cselib_record_what): New enum.
5877 (cselib_init): Change argument to int.
5878 (cselib_preserve_cfa_base_value): New prototype.
5879 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5880 * dse.c (dse_step1): Likewise.
5881 * cfgcleanup.c (thread_jump): Likewise.
5882 * sched-deps.c (sched_analyze): Likewise.
5883 * gcse.c (local_cprop_pass): Likewise.
5884 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5885 If FN is non-NULL, call the callback always and whenever it returns
5886 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5887 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5888 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5889 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5890 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5891 * var-tracking.c: Include recog.h.
5892 (bb_stack_adjust_offset): Remove.
5893 (vt_stack_adjustments): Don't call it, instead just gather the
5894 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5895 (adjust_stack_reference): Remove.
5896 (compute_cfa_pointer): New function.
5897 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5898 (struct adjust_mem_data): New type.
5899 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5901 (get_address_mode): New function.
5902 (replace_expr_with_values): Use it.
5903 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5904 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5905 (adjust_sets): Remove.
5906 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5907 Use get_address_mode.
5908 (get_adjusted_src): Remove.
5909 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5910 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5911 (add_with_sets): Don't call adjust_sets.
5912 (fp_setter, vt_init_cfa_base): New functions.
5913 (vt_initialize): Change return type to bool. Move most of pool etc.
5914 initialization to the beginning of the function from end. Pass
5915 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5916 If !frame_pointer_needed, call vt_stack_adjustment before mos
5917 vector is filled, call vt_init_cfa_base if argp/framep has been
5918 eliminated to sp. If frame_pointer_needed and argp/framep has
5919 been eliminated to hard frame pointer, set
5920 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5921 encountering fp setter in the prologue. For MO_ADJUST, call
5922 log_op_type before pusing the op into mos vector, not afterwards.
5923 Call adjust_insn before cselib_process_insn/add_with_sets,
5924 call cancel_changes (0) afterwards.
5925 (variable_tracking_main_1): Adjust for vt_initialize calling
5926 vt_stack_adjustments and returning whether it succeeded or not.
5928 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5930 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5933 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5935 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5937 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5938 drap_reg has not been set.
5940 2010-03-15 Michael Matz <matz@suse.de>
5943 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5944 use it to expand block copies.
5945 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5946 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5947 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5949 2010-03-15 Richard Guenther <rguenther@suse.de>
5951 PR tree-optimization/43367
5952 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5955 2010-03-15 Richard Guenther <rguenther@suse.de>
5957 PR tree-optimization/43317
5958 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5960 2010-03-15 Martin Jambor <mjambor@suse.cz>
5962 PR tree-optimization/43141
5963 * tree-sra.c (create_abstract_origin): New function.
5964 (modify_function): Call create_abstract_origin.
5966 2010-03-15 Chris Demetriou <cgd@google.com>
5968 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5971 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5974 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5975 call insert_out_of_ssa_copy for default definitions.
5977 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5979 * graphite-clast-to-gimple.c (my_long_long): Defined.
5980 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5981 * graphite-sese-to-poly.c (my_long_long): Defined.
5982 (scop_ivs_can_be_represented): Use it.
5984 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5986 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5987 graphite-max-bbs-per-function, and loop-block-tile-size.
5988 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5990 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5992 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5994 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5995 forward declaration.
5996 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5997 (add_upper_bounds_from_estimated_nit): New.
5998 (build_loop_iteration_domains): Use it.
6000 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6002 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6004 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6007 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6008 should be an INTEGER_CST. Also handle CASE_CONVERT.
6010 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6012 * graphite.c (graphite_initialize): To bound the number of bbs per
6013 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6014 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6015 * doc/invoke.texi: Document it.
6017 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6019 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6020 * graphite-sese-to-poly.h (build_poly_scop): Same.
6022 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6024 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6025 the number of parameters in the scop. Use as an upper bound
6026 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6027 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6028 * doc/invoke.texi: Document it.
6030 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6032 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6033 * doc/c-tree.texi: Remove.
6034 * doc/generic.texi: Merge c-tree.texi here.
6035 * doc/gccint.texi (Trees): Remove menu entry.
6036 (c-tree.texi): Remove @include.
6037 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6038 * doc/languages.texi (Reading RTL): Ditto.
6040 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6043 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6045 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6048 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6049 code added to work around reload clobbering CONST insns.
6051 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6053 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6054 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6055 (cselib_preserve_only_values): Remove retain argument, don't
6056 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6057 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6058 * var-tracking.c (micro_operation): Move insn field before union.
6059 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6060 (struct variable_tracking_info_def): Remove n_mos field, change
6061 mos into a vector of micro_operations.
6062 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6063 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6064 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6065 changing into a vector.
6066 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6067 come before all other uops generated by add_stores.
6068 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6070 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6071 a vector. Run just one pass over the bbs instead of separate counting
6072 and computation phase.
6073 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6076 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6077 into *nonlocalized_list vector.
6078 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6079 even if origin is non-NULL.
6080 (gen_variable_die): Likewise.
6081 (process_scope_var): Don't change origin.
6082 (gen_decl_die): Likewise.
6083 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6084 before adding new edges instead of after it, fix moving over
6087 2010-03-11 David S. Miller <davem@davemloft.net>
6089 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6091 * configure: Rebuild.
6093 2010-03-11 Martin Jambor <mjambor@suse.cz>
6095 PR tree-optimization/43257
6096 * tree.c (assign_assembler_name_if_neeeded): New function.
6097 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6099 * tree.h (assign_assembler_name_if_neeeded): Declare.
6100 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6101 the function if needed.
6103 2010-03-11 Chris Demetriou <cgd@google.com>
6105 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6106 include/stdint-gcc.h, and include/stdint.h world-readable.
6108 2010-03-11 Richard Guenther <rguenther@suse.de>
6110 PR tree-optimization/43255
6111 * tree-vrp.c (process_assert_insertions_for): Do not insert
6112 asserts for trivial conditions.
6114 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6116 PR tree-optimization/43280
6117 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6118 generation. Move calculation of size out of the if branch.
6119 (find_bswap): Modify compare number generation.
6121 2010-03-11 Richard Guenther <rguenther@suse.de>
6124 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6125 (input_gimple_stmt): Fixup handled component types during
6126 operand read. Also fix up decls in ADDR_EXPRs.
6128 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6130 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6131 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6133 2010-03-10 Jan Hubicka <jh@suse.cz>
6136 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6137 * varasm.c (get_variable_section): Don't do that here...
6138 (make_decl_rtl): ... and here.
6139 (do_assemble_alias): Produce decl RTL.
6140 (assemble_alias): Likewise.
6142 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6145 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6146 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6148 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6149 (based_loc_descr): Only express drap or vdrap regno based expressions
6150 using DW_OP_fbreg when not optimizing.
6151 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6152 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6153 REG_CFA_SET_VDRAP note.
6155 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6157 PR tree-optimization/43236
6158 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6159 error in calculation of base address in reverse iteration case.
6160 (generate_builtin): Take number of latch executions if the statement
6163 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6166 * tree-eh.c: Include pointer-set.h.
6167 (lower_eh_dispatch): Filter out duplicate case labels and
6168 remove the unneeded edge when the label is unused. Return
6169 true when some edges are removed.
6170 (execute_lower_eh_dispatch): When any lowering resulted in
6171 removing an edge, also delete unreachable blocks.
6173 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6176 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6177 UNSPEC_MACHOPIC_OFFSET.
6179 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6182 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6183 (m68k_delegitimize_address): New function.
6185 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6188 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6191 * var-tracking.c (adjust_sets): New function.
6192 (count_with_sets, add_with_sets): Use it.
6193 (get_adjusted_src): New inline function.
6194 (add_stores): Use it.
6197 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6198 call cselib_dummy_expand_value_rtx_cb instead of
6199 cselib_expand_value_rtx_cb.
6202 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6203 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6204 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6205 and .cfi_endproc around the pic thunks.
6206 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6207 all queued unwind info register saves are saved before the call.
6208 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6209 considered as sp-=4 for unwind info and the pop as sp+=4 which
6210 also clobbers dest, but doesn't actually restore it.
6213 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6214 RTX_FRAME_RELATED_P.
6216 2010-03-09 Jie Zhang <jie@codesourcery.com>
6218 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6219 whitespaces in output template.
6221 2010-03-09 Jie Zhang <jie@codesourcery.com>
6223 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6226 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6228 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6229 builtins.exp in a separate job.
6231 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6233 * graphite-sese-to-poly.c (add_param_constraints): Use
6234 lower_bound_in_type and upper_bound_in_type.
6236 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6238 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6239 instead of unsigned_type_node.
6241 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6242 Reza Yazdani <reza.yazdani@amd.com>
6245 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6246 on pointer type parameters.
6248 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6252 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6253 handle conversions from pointer to integers.
6254 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6255 induction variable, to be able to work with code generated by CLooG.
6256 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6257 (build_poly_scop): Bail out if we cannot codegen a loop.
6259 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6261 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6262 code generation with gloog_error.
6264 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6266 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6267 Call fold_convert on all the returned values.
6268 (expand_scalar_variables_expr): Pass to
6269 expand_scalar_variables_ssa_name the type of the resulting expression.
6271 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6273 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6274 ppl_min_for_le_pointset.
6275 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6276 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6278 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6280 * graphite-dependences.c (map_into_dep_poly): Removed.
6281 (dependence_polyhedron_1): Use combine_context_id_scat.
6283 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6285 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6286 (struct poly_bb): Same.
6287 (combine_context_id_scat): New.
6289 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6292 * sese.c (name_defined_in_loop_p): Return false for default
6295 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6297 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6298 and clean up the logic.
6300 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6302 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6305 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6307 * var-tracking.c (remove_cselib_value_chains): Define only for
6309 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6310 delete_slot_part, emit_notes_for_differences_1): Don't call
6311 remove_cselib_value_chains here.
6312 (set_slot_part, emit_notes_for_differences_2): Don't call
6313 add_cselib_value_chains here.
6314 (preserved_values): New vector.
6315 (preserve_value): New function.
6316 (add_uses, add_stores, vt_add_function_parameters): Use it
6317 instead of cselib_preserve_value.
6318 (changed_values_stack): New vector.
6319 (check_changed_vars_0): New function.
6320 (check_changed_vars_1, check_changed_vars_2): Use it.
6321 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6322 changed_values_stack VALUEs.
6323 (vt_emit_notes): For all preserved_values call
6324 add_cselib_value_chains. If ENABLE_CHECKING call
6325 remove_cselib_value_chains before verifying value_chains is empty.
6326 Initialize and free changed_values_stack.
6327 (vt_initialize): Initialize preserved_values.
6328 (vt_finalize): Free preserved_values.
6330 2010-03-08 Richard Guenther <rguenther@suse.de>
6332 PR tree-optimization/43269
6333 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6336 2010-03-08 Martin Jambor <mjambor@suse.cz>
6338 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6339 (ipa_is_param_called): Removed.
6340 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6341 (ipa_print_node_params): Do not print the called flag.
6342 (ipa_write_node_info): Do not stream the called flag.
6343 (ipa_read_node_info): Likewise.
6345 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6348 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6349 * cselib.c (struct expand_value_data): Add dummy field.
6350 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6352 (cselib_dummy_expand_value_rtx_cb): New function.
6353 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6355 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6356 * var-tracking.c: Include pointer-set.h.
6357 (variable): Change n_var_parts to char from int. Add
6358 cur_loc_changed and in_changed_variables fields.
6359 (variable_canonicalize): Remove.
6360 (shared_var_p): New inline function.
6361 (unshare_variable): Maintain cur_loc_changed and
6362 in_changed_variables fields. If var was in changed_variables,
6363 replace it there with new_var. Just copy cur_loc instead of
6364 resetting it to something else.
6365 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6366 (dataflow_set_union): Don't call variable_canonicalize.
6367 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6368 of their DEBUG_EXPR_TREE_DECLs.
6369 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6370 and in_changed_variables and cur_loc_changed is false.
6371 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6372 and cur_loc_changed. Don't update cur_loc here.
6373 (variable_merge_over_src): Don't call variable_canonicalize.
6374 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6375 removing loc that is equal to cur_loc, clear cur_loc,
6376 set cur_loc_changed and ensure variable_was_changed is called.
6377 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6378 compare pointers in cur_loc check, if it is equal to loc,
6379 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6380 (variable_different_p): Remove compare_current_location argument,
6381 don't compare cur_loc.
6382 (dataflow_set_different_1): Adjust variable_different_p caller.
6383 (variable_was_changed): If dv had some var in changed_variables
6384 already, reset in_changed_variables flag for it and propagate
6385 cur_loc_changed over to the new variable. On empty var
6386 always set cur_loc_changed. Set in_changed_variables on whatever
6387 var is added to changed_variables.
6388 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6389 Use shared_var_p. When removing loc that is equal to cur_loc,
6390 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6391 end, don't set it to something else, just call variable_was_changed.
6392 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6393 loc being removed, clear cur_loc and set cur_loc_changed.
6394 Set cur_loc_changed if all locations have been removed.
6395 (struct expand_loc_callback_data): New type.
6396 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6397 allocated. Always create SUBREGs if simplify_subreg failed.
6398 Prefer to use cur_loc, when that fails and still in
6399 changed_variables (and seen first time) recompute it. Set
6400 cur_loc_changed of variables which had to change cur_loc and
6401 compute elcd->cur_loc_changed if any of the subexpressions used
6402 had to change cur_loc.
6403 (vt_expand_loc): Adjust to pass arguments in
6404 expand_loc_callback_data structure.
6405 (vt_expand_loc_dummy): New function.
6406 (emitted_notes): New variable.
6407 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6408 that weren't used for any other decl in current
6409 emit_notes_for_changes call call vt_expand_loc_dummy to update
6410 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6411 first loc_chain location if NULL before. Always use just
6412 cur_loc instead of first loc_chain location. When cur_loc_changed
6413 is false, when not --enable-checking=rtl just don't emit any note.
6414 When rtl checking, compute the note and assert it is the same
6415 as previous note. Clear cur_loc_changed and in_changed_variables
6416 at the end before removing from changed_variables.
6417 (check_changed_vars_3): New function.
6418 (emit_notes_for_changes): Traverse changed_vars to call
6419 check_changed_vars_3 on each changed var.
6420 (emit_notes_for_differences_1): Clear cur_loc_changed and
6421 in_changed_variables. Recompute cur_loc of new_var.
6422 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6423 (vt_emit_notes): Initialize and destroy emitted_notes.
6425 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6427 PR rtl-optimization/42220
6428 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6429 Use verify_reg_tracked to determine if we should use OP_OUT rather
6431 (build_def_use): If we see an in-out operand for a register that we
6432 know nothing about, treat is an output if possible, fail the block if
6435 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6438 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6441 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6444 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6445 uses of relevant DEFs that are dead outside the loop too.
6447 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6449 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6451 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6453 * var-tracking.c (values_to_unmark): New variable.
6454 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6455 values_to_unmark vector. Moved body to...
6456 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6457 instead queue it into values_to_unmark vector.
6458 (vt_find_locations): Free values_to_unmark vector.
6460 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6462 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6463 (site.exp): Export them when plugins are enabled.
6465 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6468 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6470 (chrec_fold_multiply): Same.
6472 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6475 * c-decl.c (build_compound_literal): Return early if init is
6478 2010-03-04 Martin Jambor <mjambor@suse.cz>
6480 PR tree-optimization/43164
6481 PR tree-optimization/43191
6482 * tree-sra.c (type_consists_of_records_p): Reject records with
6483 zero-size bit-fields at the end.
6485 2010-03-04 Mike Stump <mikestump@comcast.net>
6487 * Makefile.in (TAGS): Remove *.y.
6489 2010-03-04 Richard Guenther <rguenther@suse.de>
6491 PR tree-optimization/40761
6492 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6494 (my_rev_post_order_compute): New function.
6495 (init_pre): Call it.
6497 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6500 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6501 decrease the cost of an IV candidate when the cost is infinite.
6503 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6505 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6506 Use '3DNow!' for the extension of that name, ensure normal space
6508 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6510 2010-03-03 Jeff Law <law@redhat.com>
6512 * PR middle-end/32693
6513 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6514 than gen_rtx_SUBREG.
6515 (extract_bit_field_1): Likewise.
6517 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6519 * doc/sourcebuild.texi (Test directives): Document that arguments
6520 include-opts and exclude-opts are now optional for dg-skip-if,
6521 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6523 2010-03-03 Jason Merrill <jason@redhat.com>
6526 * cgraph.h (varpool_node): Add extra_name field.
6527 * varpool.c (varpool_extra_name_alias): New.
6528 (varpool_assemble_decl): Emit extra name aliases.
6529 (varpool_mark_needed_node): Look past an extra name alias.
6530 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6531 * lto-streamer-in.c (lto_input_tree): Read it.
6532 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6534 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6536 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6537 (sparc*-*-solaris2*): ...this.
6539 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6542 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6543 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6544 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6545 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6548 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6549 fallthrough to default handling, just with want_address 0 instead of 2.
6550 For single element lists, add_AT_loc directly, otherwise create an
6551 artificial variable DIE and stick location list to it.
6554 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6555 (VAL_EXPR_HAS_REVERSE): Define.
6556 (reverse_op): New function.
6557 (add_stores): For reversible operations add an extra MO_VAL_USE.
6559 2010-03-02 Jason Merrill <jason@redhat.com>
6561 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6563 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6565 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6566 (sparc64-*-linux*): Likewise.
6567 (sparc64-*-solaris2*): Include assembler files before linker ones.
6568 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6569 * config/sparc/gas.h: Delete.
6570 * config/sparc/sol2-64.h: Add copyright notice.
6571 * config/sparc/sol2-gas-bi.h: Likewise.
6572 * config/sparc/sol2-gld.h: Likewise.
6573 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6574 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6575 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6576 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6577 (sparc_elf_asm_named_section): Rename into...
6578 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6580 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6582 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6584 2010-03-02 Jeff Law <law@redhat.com>
6587 * reload1.c (rtx_p, substitute_stack): Declare.
6588 (substitute): Record addresses of changed rtxs.
6589 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6590 Restore the original rtx when complete.
6591 (reload): Free subsitute_stack when complete.
6593 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6595 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6596 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6598 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6599 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6600 Torture Tests): Change from subsection to section.
6602 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6603 Steven Bosscher <steven@gcc.gnu.org>
6605 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6608 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6611 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6612 the assignment from the new induction variable to the assignment
6613 of the value from the original loop PHI function.
6615 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6616 Daniel Jacobowitz <dan@codesourcery.com>
6618 * doc/sourcebuild.texi (Test directives): Clarify options to
6621 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6623 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6624 Disable cfi directives unless GCC and gas agree on using read-only
6625 .eh_frame sections for 64-bit.
6626 * configure: Regenerate.
6628 2010-03-01 Richard Guenther <rguenther@suse.de>
6630 PR tree-optimization/43220
6631 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6632 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6634 2010-03-01 Richard Guenther <rguenther@suse.de>
6635 Martin Jambor <mjambor@suse.cz>
6638 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6639 gimplified parameters.
6641 2010-03-01 Christian Bruel <christian.bruel@st.com>
6643 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6645 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6647 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6649 2010-03-01 Richard Guenther <rguenther@suse.de>
6652 * expr.c (expand_assignment): Use the alias-oracle to tell
6653 if the rhs aliases the result decl.
6655 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6658 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6659 to sol_gt_pch_get_address.
6660 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6661 64-bit, SPARC and x86.
6662 (sol_gt_pch_get_address): New function.
6664 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6666 * toplev.h (inform_n, error_n): Declare.
6667 * diagnostic.c (inform_n, error_n): New function.
6669 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6671 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6672 has no rtl yet when processing local_decls, queue it and recheck
6673 if deferred stack allocation hasn't assigned it rtl.
6675 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6677 * config/sh/sh.c (unspec_bbr_uid): New.
6678 (gen_block_redirect): Use it instead of INSN_UID.
6679 (gen_far_branch): Likewise.
6681 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6683 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6684 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6686 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6688 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6689 (Warning Options): -Wno-conversion-null is valid for
6690 Objective-C++ as well.
6691 * doc/tm.texi (Named Address Spaces): Likewise.
6692 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6693 * doc/tree-ssa.texi (Tree SSA): Likewise.
6695 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6698 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6699 by default. Don't set the default arch for
6700 i[34567]86-*-darwin*|x86_64-*-darwin*.
6702 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6705 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6706 default. Set the default 32bit/64bit archs with $with_arch
6707 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6709 2010-02-27 Richard Guenther <rguenther@suse.de>
6711 PR tree-optimization/43186
6712 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6713 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6714 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6715 unroller iterations.
6717 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6719 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6720 required and i[34567]86-*-* targets don't support 64bit ISA.
6722 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6725 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6728 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6730 * config.gcc: Set the default arch at least to Prescott for
6731 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6732 if SSE math is enabled.
6734 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6736 * diagnostic.c (diagnostic_initialize): Update.
6737 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6739 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6740 (diagnostic_inhibit_notes): New.
6741 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6743 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6746 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6747 * doc/standards.texi: Likewise.
6748 * doc/extend.texi: Likewise.
6749 * doc/trouble.texi: Likewise.
6750 * doc/cppopts.texi: Likewise.
6751 * doc/install.texi: Likewise.
6752 * c.opt (std=c90,std=gnu90): New options.
6753 * c-opts.c (c_common_handle_option): Handle them.
6755 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6758 * c-decl.c (undeclared_variable): Use an informative note.
6760 2010-02-26 Richard Guenther <rguenther@suse.de>
6762 PR tree-optimization/43186
6763 * gimple.h (gimple_fold): Remove.
6764 * gimple.c (gimple_fold): Remove. Inline into single user ...
6765 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6766 Try harder for conditions.
6768 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6771 * function.c (used_types_insert): Don't skip through named pointer
6772 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6773 and it is different from the main variant's type.
6775 2010-02-26 Nick Clifton <nickc@redhat.com>
6777 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6779 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6781 * config.gcc: Support --with-fpmath=sse for x86.
6783 * config/i386/ssemath.h: New.
6785 * doc/install.texi (--with-fpmath=sse): Documented.
6787 2010-02-26 Richard Guenther <rguenther@suse.de>
6789 PR tree-optimization/43188
6790 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6791 vector types of over-aligned element type.
6793 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6796 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6797 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6799 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6801 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6803 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6805 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6806 * var-tracking.c: Include diagnostic.h.
6807 (debug_dv): New function.
6808 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6811 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6812 (add_value_chain, add_value_chains, remove_value_chain,
6813 remove_value_chains): Handle DEBUG_EXPRs.
6814 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6817 * regcprop.c (struct queued_debug_insn_change): New type.
6818 (struct value_data_entry): Add debug_insn_changes field.
6819 (struct value_data): Add n_debug_insn_changes field.
6820 (debug_insn_changes_pool): New variable.
6821 (free_debug_insn_changes, apply_debug_insn_changes,
6822 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6823 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6824 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6826 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6828 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6829 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6830 changes, call cprop_find_used_regs via note_stores.
6831 (copyprop_hardreg_forward): When copying vd from predecessor
6832 which has any queued DEBUG_INSN changes, make sure the pointers are
6833 cleared. At the end call df_analyze and then if there are any
6834 DEBUG_INSN changes queued at the end of some basic block for still
6835 live registers, apply them.
6836 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6838 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6840 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6843 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6845 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6846 targets. Set the default with_cpu/with_arch from arch/cpu.
6847 Allow x86-64 and native for with_cpu/with_arch.
6849 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6851 * ebitmap.c: Change calls to verify_popcount with calls to
6852 sbitmap_verify_popcount.
6853 (ebitmap_clear_bit): Fixed map->cacheindex test and
6854 map>cache update when bit clearing results in an empty
6857 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6860 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6861 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6862 and support both V2DF and V2DI modes.
6863 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6864 support both V2DF and V2DI modes.
6865 (general): Delete trailing whitespace from a few patterns.
6867 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6868 V2DF/V2DI interleave high/low builtins.
6870 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6873 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6874 interleave high/low functions.
6876 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6878 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6879 #pragma extern_prefix.
6881 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6884 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6885 BLKmode, assert op0 is a MEM and just adjust its mode.
6888 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6889 if bitpos isn't multiple of mode's bitsize.
6891 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6893 * c.opt (-ftemplate-depth=): New.
6894 (-ftemplate-depth-): Deprecate.
6895 * optc-gen.awk: Handle -ftemplate-depth=.
6896 * opth-gen.awk: Likewise.
6897 * c-opts.c (c_common_handle_option): Likewise.
6898 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6900 2010-02-24 Jason Merrill <jason@redhat.com>
6902 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6904 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6906 * cfg.c (alloc_aux_for_block): Remove inline.
6907 (alloc_aux_for_edge): Likewise.
6909 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6911 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6913 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6915 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6916 * config/i386/sol2-gas.h: New file.
6917 * config.gcc (i[34567]86-*-solaris2*): Use it.
6919 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6922 * c-typeck.c (ep_convert_and_check): New.
6923 (build_conditional_expr): Use it.
6924 (build_binary_op): Likewise.
6926 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6928 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6931 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6932 bounds even for -O+.
6933 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6934 expr needs to have DECL_NAME set.
6936 2010-02-24 Nick Clifton <nickc@redhat.com>
6938 * config/mep/mep.c: Include gimple.h.
6939 (mep_function_uses_sp): Delete unused function.
6940 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6941 parameters. Use unsigned integers to count args. Return a
6942 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6944 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6947 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6948 greater or equal to nelt instead of 2 * nelt.
6949 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6952 2010-02-23 Jason Merrill <jason@redhat.com>
6955 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6956 in cfun->local_decls even if they have register types.
6959 * stor-layout.c (place_field): Don't warn about unnecessary
6960 DECL_PACKED if the type is packed.
6962 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6965 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6966 GOTOFF relocs, even when the base reg isn't pic pointer.
6968 2010-02-23 Michael Matz <matz@suse.de>
6971 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6972 (expand_gimple_basic_block): Generate and use debug temps if there
6973 are debug uses left after the last real use of TERed ssa names.
6974 Unlink debug immediate uses when they are expanded.
6976 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6979 * config/i386/i386.c (override_options): Reorganise to provide
6980 better error messages.
6982 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6985 * graphite-scop-detection.c (create_single_exit_edge): Move
6986 the call to find_single_exit_edge to....
6987 (create_sese_edges): ...here. Don't handle multiple edges
6988 exiting the function.
6989 (build_graphite_scops): Don't handle multiple edges
6990 exiting the function.
6992 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6995 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6996 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6998 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7001 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7003 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7006 * c-typeck.c (convert_arguments): Print declaration location.
7007 * c-common.c (validate_nargs): Rename as
7008 builtin_function_validate_nargs.
7009 (check_builtin_function_arguments): Update.
7011 2010-02-22 Richard Guenther <rguenther@suse.de>
7014 * tree-inline.c (declare_return_variable): Use the type of
7015 the call stmt lhs if available.
7017 2010-02-22 Duncan Sands <baldrick@free.fr>
7019 * passes.c (register_pass): Always consider all pass lists when
7020 ref_pass_instance_number is zero.
7022 2010-02-22 Richard Guenther <rguenther@suse.de>
7024 PR tree-optimization/42749
7025 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7026 parameter. Do arithmetic in the original type.
7027 (update_accumulator_with_ops): Likewise.
7028 (adjust_accumulator_values): Adjust.
7030 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7032 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7033 (QI to BLKmode splitter): New splitter.
7035 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7037 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7038 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7040 2010-02-22 Richard Guenther <rguenther@suse.de>
7042 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7044 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7046 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7047 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7048 ($(T)crti.o, $(T)crtn.o): Remove rules.
7050 2010-02-21 Tobias Burnus <burnus@net-b.de>
7053 * doc/invoke.texi (-fassociative-math): Document that this
7054 option is automatically enabled for Fortran.
7056 2010-02-20 David S. Miller <davem@davemloft.net>
7058 * configure.ac: Test if linker and assembler properly support
7059 GOTDATA_OP relocations.
7060 * configure: Rebuild.
7061 * config.in: Likewise.
7062 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7063 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7064 (movsi_high_pic): Likewise.
7065 (movdi_lo_sum_pic): Likewise.
7066 (movdi_high_pic): Likewise.
7067 (movsi_pic_gotdata_op): New pattern.
7068 (movdi_pic_gotdata_op): Likewise.
7069 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7070 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7072 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7075 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7076 attribute to ssemul.
7077 (xop_mulv2div2di3_high): Ditto.
7079 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7082 * c.opt (Wconversion-null): New option.
7083 * doc/invoke.texi (Wconversion-null): Document.
7085 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7087 * common.opt (Wlarger-than-): Add Undocumented.
7089 2010-02-19 Mike Stump <mikestump@comcast.net>
7091 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7093 2010-02-19 Jason Merrill <jason@redhat.com>
7096 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7097 * configure: Likewise.
7099 2010-02-20 Alan Modra <amodra@gmail.com>
7102 * cgraph.h (cgraph_make_decl_local): Declare.
7103 * cgraph.c (cgraph_make_decl_local): New function.
7104 (cgraph_make_node_local): Use it.
7105 * cgraphunit.c (cgraph_function_versioning): Likewise.
7106 * ipa.c (function_and_variable_visibility): Likewise.
7108 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7111 * except.c (sjlj_emit_function_enter): Don't call
7112 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7114 * rtl.h (add_reg_br_prob_note): Remove prototype.
7116 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7119 * c-common.c (conversion_warning): Remove widening conversions
7120 before checking the conversion of integers to reals.
7122 2010-02-19 Mike Stump <mikestump@comcast.net>
7125 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7128 * cgraphunit.c (process_function_and_variable_attributes): Check
7129 DECL_PRESERVE_P instead of looking up attribute "used".
7130 * ipa-pure-const.c (check_decl): Likewise.
7131 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7132 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7133 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7134 instead of attribute "used".
7135 * config/sol2-c.c (solaris_pragma_init): Likewise.
7136 (solaris_pragma_fini): Likewise.
7138 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7140 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7141 Use XCNEW instead of xcalloc.
7142 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7143 XNEW instead of xmalloc.
7144 (get_fields): Use XNEWVEC instead of xmalloc.
7147 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7148 populate vars array.
7149 (create_new_general_access): For debug stmts just reset value.
7150 (get_stmt_accesses): For accesses within debug stmts just record them
7151 using add_access_to_acc_sites instead of preventing the peeling or
7152 counting them as accesses.
7155 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7157 2010-02-19 Richard Guenther <rguenther@suse.de>
7159 PR tree-optimization/42916
7160 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7163 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7165 * configure.ac: Replace all uses of changequote in macro arguments
7166 with proper quoting.
7168 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7171 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7173 2010-02-19 Richard Guenther <rguenther@suse.de>
7175 PR tree-optimization/42944
7176 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7177 test for aliasing with errno.
7179 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7182 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7183 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7184 * dojump.c: Include output.h.
7185 (inv): New inline function.
7186 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7187 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7188 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7189 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7190 argument, pass it down to other calls.
7191 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7192 add REG_BR_PROB note to the conditional jump.
7193 * cfgexpand.c (add_reg_br_prob_note): Removed.
7194 (expand_gimple_cond): Don't call it, add the probability
7195 as last argument to jumpif_1/jumpifnot_1.
7196 * Makefile.in (dojump.o): Depend on output.h.
7197 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7199 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7200 * stmt.c (do_jump_if_equal): Likewise.
7201 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7202 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7203 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7205 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7206 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7207 jumpifnot_1 callers.
7208 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7210 (store_expr): Adjust jumpifnot caller.
7211 (store_constructor): Adjust jumpif caller.
7214 * gimplify.c (gimple_boolify): For __builtin_expect call
7215 gimple_boolify also on its first argument.
7217 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7219 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7221 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7222 * configure: Regenerated.
7224 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7226 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7227 lang_hooks.types_compatible_p instead of comptypes.
7229 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7231 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7232 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7233 if __prefer_thumb__ is defined.
7235 2010-02-18 Martin Jambor <mjambor@suse.cz>
7237 PR tree-optimization/43066
7238 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7239 array with zero-sized element type.
7241 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7243 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7244 rtx, allocate struct var_loc_node here and return it to the
7245 caller, and only if it is actually needed.
7246 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7247 move it earlier and return immediately if it returns NULL.
7249 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7251 * config/sparc/gas.h: New file. Restore
7252 TARGET_ASM_NAMED_SECTION to its ELF default.
7253 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7255 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7256 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7257 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7258 after sparc/sysv4.h.
7260 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7262 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7264 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7266 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7267 patterns from predicated pattern.
7269 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7272 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7273 for insn mnemonic suffix.
7275 2010-02-17 Richard Guenther <rguenther@suse.de>
7277 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7280 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7283 * caller-save.c (save_call_clobbered_regs): If BB ends with
7284 a DEBUG_INSN, move any notes in between last real insn and the last
7285 DEBUG_INSN after the last DEBUG_INSN.
7287 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7289 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7290 Fix return type. Fix argument type. Explain meaning of return value.
7292 2010-02-16 Richard Guenther <rguenther@suse.de>
7294 PR tree-optimization/41043
7295 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7296 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7298 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7300 2010-02-16 Ira Rosen <irar@il.ibm.com>
7302 PR tree-optimization/43074
7303 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7304 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7305 vectorizable cycles in hybrid SLP check.
7306 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7308 2010-02-16 Richard Guenther <rguenther@suse.de>
7310 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7311 (true_dependence): If memrefs_conflict_p computes must-alias
7312 trust it. Move TBAA check after offset-based disambiguation.
7313 (canon_true_dependence): Likewise.
7315 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7317 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7318 * doc/invoke.texi: Document it.
7319 * var-tracking.c: Include toplev.h and params.h.
7320 (vt_find_locations): Return bool indicating success. Compute
7321 hash sizes unconditionally. Check new parameter, report.
7322 (variable_tracking_main_1): Check vt_find_locations results and
7323 retry. Renamed from...
7324 (variable_tracking_main): ... this. New wrapper to preserve
7325 flag_var_tracking_assignments.
7326 * Makefile.in (var-tracking.o): Adjust dependencies.
7328 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7329 Jakub Jelinek <jakub@redhat.com>
7332 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7333 if weak_import attribute is present.
7334 * config/darwin.c (machopic_select_section): Likewise.
7336 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7338 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7339 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7340 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7341 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7343 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7346 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7349 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7350 Rewrite text to refer to the names.
7352 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7354 * config/i386/i386-builtin-types.def
7355 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7356 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7357 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7358 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7359 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7360 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7361 IX86_BUILTIN_VPERMIL2PS256.
7362 (MULTI_ARG_4_DF2_DI_I): Defined.
7363 (MULTI_ARG_4_DF2_DI_I1): Defined.
7364 (MULTI_ARG_4_SF2_SI_I): Defined.
7365 (MULTI_ARG_4_SF2_SI_I1): Defined.
7366 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7367 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7368 __builtin_ia32_vpermil2ps256.
7369 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7370 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7371 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7372 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7373 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7374 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7375 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7376 CODE_FOR_xop_vpermil2v8sf3.
7377 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7378 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7379 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7380 (_mm256_permute2_pd): New.
7381 (_mm_permute2_ps): New.
7382 (_mm256_permute2_ps): New.
7384 2010-02-15 Nick Clifton <nickc@redhat.com>
7386 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7387 boolean parameters. Use emit_jump_insn when emitting a pop
7388 instruction containing a return insn.
7389 (push): Use 'true' rather than '1' as second parameter to F.
7390 (h8300_expand_prologue): Likewise.
7391 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7392 (h8300_expand_epilogue): Likewise.
7394 2010-02-15 Richard Guenther <rguenther@suse.de>
7397 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7400 2010-02-15 Nick Clifton <nickc@redhat.com>
7402 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7405 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7407 * intl.c (fake_ngettext): New function.
7408 * intl.h (fake_ngettext): Declare.
7409 (ngettext): Define macro.
7410 * collect2.c (notice_translated): New function.
7411 (main): Use notice_translated and ngettext.
7412 * collect2.h (notice_translated): Declare.
7414 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7416 * reorg.c (delete_computation): Comment fixes.
7417 * caller-save.c (setup_save_areas): Idem.
7418 * sel-sched-dump.c (dump_lv_set): Idem.
7421 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7423 * config/s390/s390.c (s390_sched_init): New function.
7424 (TARGET_SCHED_INIT): Target hook defined.
7426 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7427 Jack Howarth <howarth@bromo.med.uc.edu>
7428 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7431 Partial revert of unintended change in fix for PR41605.
7432 * config/darwin.h: Fix typo.
7433 * config/darwin9.h: Same.
7435 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7437 * c-pch.c (pch_init): Clear v.
7439 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7442 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7443 graphite_can_represent_init for MULT_EXPR.
7445 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7449 * graphite-sese-to-poly.c (remove_phi): New.
7450 (translate_scalar_reduction_to_array): Call remove_phi.
7452 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7455 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7456 * graphite-clast-to-gimple.h (gloog): Update declaration.
7457 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7458 * graphite-poly.h (struct poly_bb): Add missing comments.
7459 (struct scop): Add poly_scop_p field.
7461 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7462 * graphite.c (graphite_transform_loops): Build the polyhedral
7463 representation for each scop before code generation.
7464 * sese.c (rename_variables_in_operand): Removed.
7465 (rename_variables_in_expr): Return the renamed expression.
7466 (rename_sese_parameters): New.
7467 * sese.h (rename_sese_parameters): Declared.
7469 2010-02-11 Richard Guenther <rguenther@suse.de>
7471 PR tree-optimization/42998
7472 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7473 POINTER_PLUS_EXPR properly.
7475 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7476 Changpeng Fang <changpeng.fang@amd.com>
7479 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7480 the cost of an IV candidate when the IV is used in a test against zero.
7482 * gcc.dg/tree-ssa/ivopts-3.c: New.
7484 2010-02-11 Richard Guenther <rguenther@suse.de>
7487 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7488 pointer-vs-decl case by swapping refs. Handle some cases
7489 of pointer-vs-decl disambiguations more conservatively.
7490 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7491 to false after expanding.
7493 2010-02-11 Richard Guenther <rguenther@suse.de>
7496 * gcc.c (process_command): Handle LTO file@offset case more
7499 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7501 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7502 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7504 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7506 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7507 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7508 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7509 Optimize eq/ne comparisons when both arguments are known to be
7511 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7512 Don't mask operands unnecessarily if they are known to be already
7515 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7517 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7520 2010-02-10 Richard Guenther <rguenther@suse.de>
7522 PR tree-optimization/43017
7523 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7524 for wrapping signed arithmetic.
7526 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7529 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7530 if no debug info should be emitted for it.
7532 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7534 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7535 note when flag_exceptions is set.
7537 2010-02-10 Duncan Sands <baldrick@free.fr>
7539 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7541 2010-02-10 Richard Guenther <rguenther@suse.de>
7544 * tree.c (get_unwidened): Handle constants.
7545 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7547 2010-02-10 Martin Jambor <mjambor@suse.cz>
7550 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7551 check for variable argument counts independently.
7553 2010-02-10 Christian Bruel <christian.bruel@st.com>
7556 * config/sh/sh.c (find_barrier): Increase length for non delayed
7557 conditional branches.
7559 2010-02-10 Christian Bruel <christian.bruel@st.com>
7561 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7563 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7565 * builtins.c (set_builtin_user_assembler_name): Also handle
7566 ffs if int is smaller than word.
7568 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7571 * ira-conflicts.c (get_dup): Remove.
7572 (process_reg_shuffles): Add new parameter. Use it as an
7573 additional guard for copy generation.
7574 (add_insn_allocno_copies): Rewrite.
7576 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7578 * common.opt (fsched2-use-traces): Preserved for backward
7580 * doc/invoke.texi: Remove the documentation about option
7581 -fsched2-use-traces.
7582 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7583 flag_sched2_use_traces.
7584 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7585 the backward compatibility flag section.
7587 2010-02-09 Richard Guenther <rguenther@suse.de>
7589 PR tree-optimization/43008
7590 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7591 make HEAP variables initialized from global memory if they
7592 are not known builtin functions.
7593 (find_func_aliases): Adjust.
7595 2010-02-09 Richard Guenther <rguenther@suse.de>
7597 PR tree-optimization/43000
7598 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7599 arithmetic manually.
7601 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7603 PR tree-optimization/42931
7604 * tree-loop-linear.c (try_interchange_loops): Don't call
7605 double_int_mul if estimated_loop_iterations failed.
7607 2010-02-08 Martin Jambor <mjambor@suse.cz>
7610 * tree-sra.c (build_accesses_from_assign): Do not mark in
7611 should_scalarize_away_bitmap if stmt has volatile ops.
7612 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7615 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7617 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7619 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7621 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7624 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7627 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7629 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7632 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7633 to unknown_dependence.
7634 (graphite_legal_transform_dr): Handle the unknown_dependence.
7635 (graphite_carried_dependence_level_k): Same.
7637 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7639 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7641 2010-02-07 Richard Guenther <rguenther@suse.de>
7644 * expr.c (get_inner_reference): Always initialize *pbitsize.
7646 2010-02-07 Richard Guenther <rguenther@suse.de>
7649 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7650 new ARRAY_REFs on variable size element or minimal index arrays.
7652 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7653 gimple_fold_indirect_ref.
7655 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7658 * arm.c (arm_override_options): Just return if the user has specified
7659 an invalid fpu name.
7661 2010-02-03 Jason Merrill <jason@redhat.com>
7664 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7665 i386_pe_maybe_record_exported_symbol.
7667 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7670 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7671 (pa_delegitimize_address): New function.
7673 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7675 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7676 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7678 2010-02-05 Richard Guenther <rguenther@suse.de>
7681 * lto-streamer-in.c (get_resolution): Deal with references
7682 to undefined functions.
7684 2010-02-05 Richard Guenther <rguenther@suse.de>
7686 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7687 (fold_const_aggregate_ref): Likewise.
7688 (ccp_fold_stmt): Substitute loads.
7689 (maybe_fold_reference): Verify types before substituting.
7691 (fold_gimple_assign): Unshare properly.
7692 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7694 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7696 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7697 for rs6000_gen_cell_microcode.
7699 2010-02-04 Richard Guenther <rguenther@suse.de>
7701 PR rtl-optimization/42952
7702 * dse.c (const_or_frame_p): Remove MEM handling.
7704 2010-02-04 Nick Clifton <nickc@redhat.com>
7706 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7707 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7708 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7709 (mn10300_asm_output_mi_thunk): New function.
7710 (mn10300_can_output_mu_thunk): New function.
7711 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7712 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7713 (FUNCTION_ARG): Delete incorrect comment.
7715 2010-02-03 Jason Merrill <jason@redhat.com>
7718 * fold-const.c (operand_equal_p): Handle erroneous types.
7720 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7722 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7724 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7726 PR rtl-optimization/42941
7727 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7730 2010-02-03 Jason Merrill <jason@redhat.com>
7733 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7735 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7738 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7739 (cselib_reset_table): Renamed from...
7740 (cselib_reset_table_with_next_value): ... this.
7741 (cselib_get_next_uid): Renamed from...
7742 (cselib_get_next_unknown_value): ... this.
7743 * cselib.c (next_uid): Renamed from...
7744 (next_unknown_value): ... this.
7745 (cselib_clear_table): Adjust.
7746 (cselib_reset_table): Adjust. Renamed from...
7747 (cselib_reset_table_with_next_value): ... this.
7748 (cselib_get_next_uid): Adjust. Renamed from...
7749 (cselib_get_next_unknown_value): ... this.
7750 (get_value_hash): Use hash.
7751 (cselib_hash_rtx): Likewise.
7752 (new_cselib_val): Adjust. Set and dump uid.
7753 (cselib_lookup_mem): Pass next_uid as hash.
7754 (cselib_subst_to_values): Likewise.
7755 (cselib_log_lookup): Dump uid.
7756 (cselib_lookup): Pass next_uid as hash. Adjust.
7757 (cselib_process_insn): Adjust.
7758 (cselib_init): Initialize next_uid.
7759 (cselib_finish): Adjust.
7760 (dump_cselib_table): Likewise.
7761 * dse.c (canon_address): Dump value uid.
7762 * print-rtl.c (print_rtx): Print value uid.
7763 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7765 (dv_uid): New function, sort of renamed from...
7766 (dv_htab_hash): ... this, reimplemented in terms of it and...
7767 (dv_uid2hash): ... this. New.
7768 (variable_htab_eq): Drop excess assertions.
7769 (tie_break_pointers): Removed.
7770 (canon_value_cmp): Compare uids.
7771 (variable_post_merge_New_vals): Print uids.
7772 (vt_add_function_parameters): Adjust.
7773 (vt_initialize): Reset table. Adjust.
7775 2010-02-03 Richard Guenther <rguenther@suse.de>
7777 PR tree-optimization/42944
7778 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7779 (call_may_clobber_ref_p_1): Likewise. Properly handle
7780 malloc and calloc clobbering errno.
7782 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7784 * doc/invoke.texi: Fix name of sched1 dump.
7786 * opts.c (decode_options): Set flag_tree_switch_conversion
7787 only conditionally on optimize >= 2.
7789 * gcse.c: Assorted comment fixes in pass description.
7791 2010-02-03 Anthony Green <green@moxielogic.com>
7793 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7794 nop padding in order to maintain alignment of storage location of
7795 target function address.
7796 (moxie_trampoline_init): Store target function address at newly
7798 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7800 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7802 2010-02-03 Richard Guenther <rguenther@suse.de>
7805 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7807 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7809 * config.gcc: Reenable check for obsolete targets.
7810 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7811 mips-sgi-irix6.[0-4]*.
7813 2010-02-02 Nick Clifton <nickc@redhat.com>
7815 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7816 constant size of 4 as being the same as 0.
7817 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7818 can take values in the range 0..4.
7820 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7823 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7824 as _darwin10_Unwind_FindEnclosingFunction().
7825 * libgcc-libsystem.ver: New.
7827 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7830 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7831 implicitly set registers.
7833 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7835 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7836 (arm_override_options): Allow automatic selection of the thread
7837 pointer register if thumb2.
7838 (legitimize_pic_address): Improve code sequences for Thumb2.
7839 (arm_call_tls_get_addr): Likewise.
7840 (legitimize_tls_address): Likewise.
7841 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7842 (pic_load_addr_32bit): ... this. New named pattern.
7843 * thumb2.md (pic_load_addr_thumb2): Delete.
7844 (pic_load_dot_plus_four): Delete.
7845 (tls_load_dot_plus_four): New named pattern.
7847 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7850 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7851 Document fix for TLS bug.
7853 2010-01-31 Richard Guenther <rguenther@suse.de>
7855 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7856 conservatively correct.
7858 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7862 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7864 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7866 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7868 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7870 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7872 * config.gcc: Adjust order of makefile fragments for mingw targets.
7874 2010-01-31 Richard Guenther <rguenther@suse.de>
7877 * gimplify.c (gimplify_init_constructor): For volatile LHS
7878 initialize a temporary.
7880 2010-01-31 Matthias Klose <doko@ubuntu.com>
7882 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7884 * configure: Regenerate.
7886 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7888 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7889 the same alias set and their sizes different constantness.
7890 (aliasing_component_refs_p): Revert 2009-10-24 change.
7892 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7894 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7897 2010-01-29 Richard Guenther <rguenther@suse.de>
7899 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7900 Assert we successfully updated the call.
7902 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7904 PR rtl-optimization/42889
7905 * df.h (df_set_bb_dirty_nonlr): New prototype.
7906 * df-core.c (df_set_bb_dirty_nonlr): New function.
7907 * df-scan.c (df_insn_rescan): Call it instead of
7908 df_set_bb_dirty for DEBUG_INSNs.
7910 2010-01-29 Richard Guenther <rguenther@suse.de>
7913 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7914 quadratic behavior in most cases.
7916 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7919 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7920 in the call to gen_x86_movsicc_0_m1.
7922 2010-01-28 Richard Guenther <rguenther@suse.de>
7924 PR tree-optimization/42871
7925 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7927 2010-01-28 Richard Guenther <rguenther@suse.de>
7929 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7930 into call arguments.
7932 2010-01-28 Richard Guenther <rguenther@suse.de>
7935 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7936 the forwarder if the destination is an EH landing pad.
7938 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7940 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7941 block list passed to gimple_duplicate_sese_tail.
7942 (parallelize_loops): Avoid parallelization when the function
7944 Avoid parallelization when the preheader is IRREDUCIBLE.
7945 Try to optimize when estimated_loop_iterations_int is unresolved.
7946 Add the loop's location to the dump file.
7947 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7948 (gimple_duplicate_sese_tail): Remove the check for the latch.
7949 Redirect nexits to the exit block.
7950 Remove handling of the incoming edges to the latch.
7951 Redirect the backedge from the copied latch to the exit bb.
7953 2010-01-28 Michael Matz <matz@suse.de>
7956 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7957 Wrap force_reg into a sequence, emit it before user.
7959 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7961 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7963 (arm_legacy_rev): Likewise.
7964 (thumb_legacy_rev): Likewise.
7966 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7968 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7969 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7970 on MEM's address failed, try avoid_constant_pool_reference and
7971 recurse if it returned something different.
7972 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7973 address, try avoid_constant_pool_reference and recurse if it
7974 returned something different.
7975 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7976 address and avoid_constant_pool_reference returned something
7977 different, don't set have_address.
7979 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7982 * var-tracking.c (val_store): Add modified argument, obey it.
7984 (count_uses): Move down logging of main.
7985 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7986 don't need resolution.
7987 (emit_notes_in_bb): Likewise.
7989 2010-01-27 Richard Guenther <rguenther@suse.de>
7992 * tree-inline.c (remap_decl): Delay remapping of SSA name
7993 default definitions until we need them.
7995 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7997 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7998 (rs6000_delegitimize_address): New function.
8000 * config/s390/s390.c (s390_delegitimize_address): Call
8001 delegitimize_mem_from_attrs.
8004 * tree-inline.c (cannot_copy_type_1): Removed.
8005 (copy_forbidden): Don't forbid copying of functions containing
8006 records/unions with variable length fields.
8008 2010-01-27 Christian Bruel <christian.bruel@st.com>
8012 * config/sh/sh.c (find_barrier): Increase length for non delayed
8013 conditional branches.
8015 2010-01-27 Matthias Klose <doko@ubuntu.com>
8017 * configure.ac (gnu-unique-object): Fix ldd version check.
8018 * configure: Regenerate.
8020 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8022 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8024 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8025 Test for HAVE_GNU_AS value.
8027 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8029 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8030 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8031 INT64_TYPE): Define.
8032 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8033 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8034 INT_LEAST64_TYPE): Define.
8035 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8036 UINT_LEAST64_TYPE): Define.
8037 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8038 INT_FAST64_TYPE): Define.
8039 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8040 UINT_FAST64_TYPE): Define.
8041 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8042 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8043 (SIG_ATOMIC_TYPE): Define.
8045 2010-01-26 Richard Guenther <rguenther@suse.de>
8047 * df-scan.c (df_scan_set_bb_info): Remove assert.
8048 (df_insn_rescan_debug_internal): Merge asserts.
8049 (df_install_ref): Likewise.
8050 (df_mark_reg): Use bitmap_set_range.
8051 (df_hard_reg_used_p): Remove assert.
8052 (df_hard_reg_used_count): Likewise.
8054 2010-01-26 Richard Guenther <rguenther@suse.de>
8056 PR rtl-optimization/42685
8057 * web.c (web_main): Ignore DEBUG_INSNs.
8059 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8061 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8063 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8064 Fix types of fndecl and arglist parameters.
8066 2010-01-26 Richard Guenther <rguenther@suse.de>
8069 * tree-eh.c (unsplit_eh): Skip debug insns.
8071 2010-01-26 Richard Guenther <rguenther@suse.de>
8073 PR tree-optimization/42250
8074 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8076 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8079 * omp-low.c (expand_omp_sections): Only use single_pred if
8080 l2_bb is single_pred_p.
8082 2010-01-25 Christian Bruel <christian.bruel@st.com>
8085 * config/sh/sh.c (find_barrier): Increase length for non delayed
8086 conditional branches.
8087 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8089 2010-01-24 David S. Miller <davem@davemloft.net>
8091 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8092 define if not using GAS.
8093 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8094 Likewise. Delete SECTION_MERGE code, which is only applicable
8097 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8100 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8101 mangling of va_list in system headers.
8103 2010-01-23 Toon Moene <toon@moene.org>
8105 * tree-predcom.c (combine_chains): Return NULL, not false.
8107 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8109 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8110 initialization of variable res to agree with return type.
8112 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8114 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8115 * tree-sra.c: Add include of expr.h.
8117 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8119 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8120 insert the debug stmt on the single non-EH edge from the stmt.
8122 2010-01-22 Richard Henderson <rth@redhat.com>
8125 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8126 the RHS until after generate_subtree_copies has insertted its
8127 code before the current statement.
8129 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8131 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8133 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8135 2010-01-21 Martin Jambor <mjambor@suse.cz>
8137 PR tree-optimization/42585
8138 * tree-sra.c (struct access): New field grp_total_scalarization.
8139 (dump_access): Dump the new field.
8140 (should_scalarize_away_bitmap): New variable.
8141 (cannot_scalarize_away_bitmap): Likewise.
8142 (sra_initialize): Allocate new bitmaps.
8143 (sra_deinitialize): Free new bitmaps.
8144 (create_access_1): New function.
8145 (create_access): Parts moved to create_access_1.
8146 (type_consists_of_records_p): New function.
8147 (completely_scalarize_record): Likewise.
8148 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8149 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8150 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8152 (analyze_all_variable_accesses): Completely scalarize small eligible
8155 2010-01-21 Martin Jambor <mjambor@suse.cz>
8157 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8159 2010-01-21 Andrew Haley <aph@redhat.com>
8161 * gcc.c (process_command): Move lang_specific_driver before
8162 setting cc_libexec_prefix.
8164 2010-01-21 Richard Guenther <rguenther@suse.de>
8167 * fold-const.c (negate_expr_p): Pretend only negative
8168 real constants are easily negatable.
8170 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8171 Jason Merrill <jason@redhat.com>
8173 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8174 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8175 * calls.c (initialize argument_information): Handle it.
8176 * c-common.c (handle_transparent_union_attribute): Use new name.
8177 * c-decl.c (finish_struct): Ditto.
8178 * c-typeck.c (type_lists_compatible_p): Ditto.
8179 (convert_for_assignment): Use new name and also handle record.
8180 * function.c (aggregate_value_p): Handle it.
8181 (pass_by_reference): Ditto.
8182 (assign_parm_data_types): Ditto.
8183 * print-tree.c (print_node): Ditto.
8184 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8185 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8186 * tree.c (first_field): New fn.
8188 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8191 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8192 even when linking statically, for now.
8194 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8197 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8198 without a cselib val.
8199 (count_uses): Accept MO_VAL_SET with no val on stores.
8200 (add_stores): Likewise.
8202 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8204 * var-tracking.c (check_value_val): Add a compile time assertion.
8205 (dv_is_decl_p): Simplify.
8206 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8207 gcc_assert if ENABLE_CHECKING.
8209 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8212 * var-tracking.c: Include tree-flow.h.
8213 (mem_dies_at_call): New.
8214 (dataflow_set_preserve_mem_locs): Use it.
8215 (dataflow_set_remove_mem_locs): Likewise.
8216 (dump_var): Renamed from dump_variable. Adjust all callers.
8217 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8218 * Makefile.in (var-tracking.o): Adjust deps.
8220 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8222 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8224 2010-01-20 Richard Guenther <rguenther@suse.de>
8226 PR tree-optimization/42717
8227 * tree-ssa-dce.c (get_live_post_dom): Remove.
8228 (forward_edge_to_pdom): Take an arbitrary edge to copy
8229 degenerate PHI args from.
8230 (remove_dead_stmt): Use the first post-dominator even if it
8231 does not contain live statements as redirection destination.
8233 2010-01-20 Richard Guenther <rguenther@suse.de>
8235 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8237 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8239 * sel-sched.c (create_speculation_check): Remove set but not used
8241 (try_transformation_cache): Remove set but not used variable ds.
8242 (calculate_privileged_insns): Remove set but not used variables
8243 cur_insn and min_spec_insn.
8244 (find_best_expr): Remove set but not used variable avail_n.
8245 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8247 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8249 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8250 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8253 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8256 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8257 cpu types. Add support for *-sse3 cpu types.
8258 (x86_64-*-*): Ditto.
8260 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8263 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8264 argument, call initializer_constant_valid_p_1 instead of
8265 initializer_constant_valid_p, pass CACHE to it, return NULL
8266 immediately if first call returns NULL.
8267 (initializer_constant_valid_p_1): New function.
8268 (initializer_constant_valid_p): Use it.
8270 2010-01-20 Thomas Quinot <quinot@adacore.com>
8272 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8274 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8276 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8277 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8278 (loc_list_from_tree): Don't handle unsigned division. Handle
8279 signed modulo using DW_OP_{over,over,div,mul,minus}.
8280 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8281 modulo instead of signed.
8283 2010-01-20 DJ Delorie <dj@redhat.com>
8285 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8287 (h8300_emit_stack_adjustment): Propogate it.
8289 (h8300_expand_prologue): Likewise.
8290 (h8300_expand_epilogue): Likewise.
8292 2010-01-19 Michael Matz <matz@suse.de>
8294 PR tree-optimization/41783
8295 * tree-data-ref.c (toplevel): Include flags.h.
8296 (dump_data_dependence_relation): Also dump the inputs if the
8297 result will be unknown.
8298 (split_constant_offset_1): Look through some conversions.
8299 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8300 the offset from last element is too large.
8301 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8302 (reassociate_to_the_same_stmt): Handle vector registers.
8303 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8305 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8306 wide_prolog_niters argument, emit widening instructions.
8307 (vect_do_peeling_for_alignment): Adjust caller, use widened
8308 variant of the iteration cound.
8309 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8311 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8314 * config/arm/neon-testgen.m (emit_automatics): New parameter
8315 features. Adjust for Fixed_return_reg feature.
8316 (test_intrinsic): Call emit_automatics with new feature.
8317 * config/arm/neon.ml: Update copyright years.
8318 (features): New Fixed_return_reg feature.
8319 (ops): Update feature for Vget_low.
8321 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8323 PR tree-optimization/42719
8324 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8328 * fwprop.c (all_uses_available_at): Return false if def_set dest
8329 is a REG that is used in def_insn.
8331 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8333 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8335 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8338 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8340 * target.h (struct gcc_target) <secondary_reload>: Change type
8341 of last argument to secondary_reload_info *.
8343 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8346 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8347 memory references with unaligned offsets. Remove CQImode handling.
8348 (unaligned_memory_operand): Return 1 for memory references with
8349 unaligned offsets. Remove CQImode handling.
8351 2010-01-18 Richard Guenther <rguenther@suse.de>
8354 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8357 2010-01-18 Richard Guenther <rguenther@suse.de>
8359 PR tree-optimization/42781
8360 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8361 restrict processing only if the original variable was artificial.
8363 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8365 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8366 find number of popped argument bytes.
8368 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8369 Fix the text that describes the return value for invalid insns.
8371 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8373 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8374 Clarify what 'cost of the -dependence' is. Fix quoting.
8376 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8377 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8379 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8381 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8382 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8384 2010-01-17 Richard Guenther <rguenther@suse.de>
8387 * function.c (split_complex_args): Take a VEC to modify.
8388 (assign_parms_augmented_arg_list): Build a VEC instead of
8389 a chain of PARM_DECLs.
8390 (assign_parms_unsplit_complex): Take a VEC of arguments.
8391 Do not fixup unmodified parms.
8392 (assign_parms): Deal with the VEC.
8393 (gimplify_parameters): Likewise.
8395 2010-01-17 Richard Guenther <rguenther@suse.de>
8397 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8398 node existence check.
8399 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8400 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8401 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8402 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8403 (gimple_execute_on_growing_pred): Likewise.
8405 2010-01-17 Richard Guenther <rguenther@suse.de>
8407 PR tree-optimization/42773
8408 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8409 (compute_antic_aux): Likewise.
8410 (compute_partial_antic_aux): Likewise.
8412 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8415 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8418 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8420 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8423 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8424 Fix markup for strict argument.
8426 (TARGET_SCHED_REORDER2): Fix argument types.
8428 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8429 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8431 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8432 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8434 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8437 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8438 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8439 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8440 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8441 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8443 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8445 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8447 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8448 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8450 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8452 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8455 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8457 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8458 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8460 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8462 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8464 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8465 referring to it. Fix language.
8467 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8469 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8471 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8473 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8475 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8476 '@var{stream}. Remove stray 'and'.
8478 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8480 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8482 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8484 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8485 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8487 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8488 Fix description of return value.
8489 Rename argument "sz" to "len."
8491 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8492 Clarify meaning of 'true' return value.
8494 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8496 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8497 rep_mode versus mode_rep.
8499 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8501 (TARGET_BUILTIN_DECL): Fix name.
8503 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8505 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8507 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8509 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8511 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8513 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8516 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8517 Rename argument tm_fn to md_fn.
8519 (TARGET_OPTION_PRINT): Fix argument list.
8521 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8524 * config/i386/i386.c (ix86_fixup_binary_operands):
8525 Revert FMA4 fixup of operands.
8527 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8530 * Makefile.in (write_entries_to_file, install-plugin):
8531 Use \012 instead of \n with tr.
8533 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8535 * configure.ac (HAVE_AS_REF): New C macro.
8536 * configure: Regenerate.
8537 * config.in: Likewise.
8538 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8540 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8543 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8545 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8547 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8549 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8551 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8553 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8555 (TARGET_BINDS_LOCAL_P): Fix argument type.
8557 (TARGET_ASM_FILE_END): Use prototype.
8559 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8561 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8563 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8565 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8567 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8568 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8570 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8571 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8573 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8574 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8575 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8576 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8578 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8580 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8582 (TARGET_INIT_BUILTINS): Use prototype.
8584 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8585 Put 'const char *' in braces. Fix parameter types.
8586 (TARGET_INVALID_CONVERSION): Fix parameter types.
8587 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8588 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8590 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8593 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8595 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8597 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8599 * doc/tm.texi (TARGET_HELP): Fix return type.
8601 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8602 in braces. Fix argument types.
8604 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8606 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8608 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8610 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8611 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8613 (TARGET_MANGLE_TYPE): Fix argument types.
8615 (TARGET_IRA_COVER_CLASSES): Use prototype.
8617 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8619 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8621 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8623 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8625 (TARGET_CALLEE_COPIES): Fix argument types.
8627 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8629 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8631 (TARGET_FUNCTION_VALUE): Fix argument types.
8633 (TARGET_RETURN_IN_MSB): Fix argument type.
8635 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8637 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8639 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8641 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8642 agree with return type.
8644 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8646 2010-01-15 Jing Yu <jingyu@google.com>
8648 PR rtl-optimization/42691
8649 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8650 a pseudo to a constant and are merged, and adjust comments.
8652 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8654 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8656 2010-01-15 Richard Guenther <rguenther@suse.de>
8659 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8660 labels of computed or non-local gotos to the destination.
8661 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8662 landing pad label is the first label.
8664 2010-01-15 Richard Guenther <rguenther@suse.de>
8666 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8668 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8671 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8672 to allow generation of the xssqrtdp instruction on power7.
8673 (sqrtdf2_fpr): Ditto.
8675 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8678 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8679 functions with noreturn attribute.
8682 * varasm.c (declare_weak): Add weak attribute to decl if it
8683 doesn't have one already.
8684 (assemble_external): Only add decls to weak_decls if they also
8685 have weak attribute.
8687 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8689 * var-tracking.c (var_reg_delete): Don't delete the association
8690 between REGs and values or one-part variables if the register
8693 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8696 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8697 because its first operand is a non-localized variable.
8699 2010-01-14 Martin Jambor <mjambor@suse.cz>
8701 PR tree-optimization/42706
8702 * tree-sra.c (encountered_recursive_call): New variable.
8703 (encountered_unchangable_recursive_call): Likewise.
8704 (sra_initialize): Initialize both new variables.
8705 (callsite_has_enough_arguments_p): New function.
8706 (scan_function): Call decl and flags check only for IPA-SRA, check
8707 whether there is a recursive call and whether it has enough arguments.
8708 (all_callers_have_enough_arguments_p): New function.
8709 (convert_callers): Look for recursive calls only when
8710 encountered_recursive_call is set.
8711 (ipa_early_sra): Bail out either if
8712 !all_callers_have_enough_arguments_p or
8713 encountered_unchangable_recursive_call.
8715 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8717 * sel-sched.c: Add 2010 to copyright years.
8718 * sel-sched-ir.c: Likewise.
8719 * sel-sched-ir.h: Likewise.
8721 2010-01-14 Martin Jambor <mjambor@suse.cz>
8723 PR tree-optimization/42714
8724 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8725 constructors specially.
8727 2010-01-14 Andi Kleen <ak@linux.intel.com>
8729 * config/i386/drivers-i386.c (detect_caches_intel):
8730 Add l2sizekb parameter and fill in.
8731 (host_detect_local_cpu): Add l2sizekb, fill in.
8732 Add Atom small cache heuristic.
8734 2010-01-14 Andi Kleen <ak@linux.intel.com>
8736 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8737 Add level3 parameter and fill in.
8738 (detect_caches_intel): Handle level3 cache.
8740 2010-01-14 Andi Kleen <ak@linux.intel.com>
8742 * config/i386/drivers-i386.c (host_detect_local_cpu):
8743 Fix core duo detection.
8745 2010-01-14 Andi Kleen <ak@linux.intel.com>
8747 * config/i386/drivers-i386.c (host_detect_local_cpu):
8750 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8752 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8753 (rs6000_variable_issue_1): this. Use...
8754 (rs6000_variable_issue): here. Reimplement. Print debug info.
8756 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8758 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8759 sel_restore_notes. Update all callers. Call reemit_notes
8762 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8764 PR rtl-optimization/42246
8765 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8768 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8770 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8771 all successors is the same as number of successors in current region.
8773 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8775 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8776 to rename is not separable. Otherwise check that its LHS is not NULL.
8778 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8780 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8782 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8784 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8785 available registers when failed to discover LHS register class.
8786 Fix indentation. Update comment.
8788 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8789 Alexander Monakov <amonakov@ispras.ru>
8791 PR rtl-optimization/42389
8792 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8794 (advance_state_on_fence): Likewise.
8795 (sel_target_adjust_priority): Print debug output only when
8796 sched_verbose >= 4, not 2.
8797 (get_expr_cost): Do not issue all unique insns on the next cycle.
8798 (fill_insns): Initialize can_issue_more from the value saved
8800 * sel-sched-ir.c (flist_add): New parameter issue_more.
8801 Init FENCE_ISSUE_MORE with it.
8802 (merge_fences): Likewise.
8803 (init_fences): Update call to flist_add.
8804 (add_to_fences, add_clean_fence_to_fences)
8805 (add_dirty_fence_to_fences): Likewise.
8806 (move_fence_to_fences): Update call to merge_fences.
8807 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8809 * sel-sched-ir.h (struct _fence): New field issue_more.
8810 (FENCE_ISSUE_MORE): New accessor macro.
8812 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8814 PR rtl-optimization/42388
8815 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8816 that have no predecessors nor successors. Do not call move_bb_info
8817 for empty blocks outside of current region.
8819 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8821 PR rtl-optimization/42294
8822 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8823 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8824 originators' originators.
8826 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8828 PR rtl-optimization/39453
8829 PR rtl-optimization/42246
8830 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8832 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8834 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8835 Alexander Monakov <amonakov@ispras.ru>
8838 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8839 (maybe_tidy_empty_bb): ... here. Make static. Add new
8840 argument. Update all callers.
8841 (tidy_control_flow): ... and here. Recompute topological order
8842 of basic blocks in region if necessary.
8843 (sel_redirect_edge_and_branch): Change return type. Return true
8844 if topological order might have been invalidated.
8845 (purge_empty_blocks): Export and move from...
8846 * sel-sched.c (purge_empty_blocks): ... here.
8847 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8848 (maybe_tidy_empty_bb): Delete prototype.
8849 (purge_empty_blocks): Declare.
8851 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8853 PR rtl-optimization/42249
8854 * sel-sched.c (try_replace_dest_reg): When chosen register
8855 and original register is the same, do not bail out early, but
8856 still check all original insns for validity of replacing destination
8857 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8860 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8863 Port from no-undefined-overflow branch:
8864 2009-03-09 Richard Guenther <rguenther@suse.de>
8866 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8868 2010-01-14 Richard Guenther <rguenther@suse.de>
8871 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8873 2010-01-14 Ira Rosen <irar@il.ibm.com>
8875 PR tree-optimization/42709
8876 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8877 as scalar type in creation of constant vector operand.
8879 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8882 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8883 (check-parallel-%): Match `testsuite' directory component only
8886 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8888 PR translation/39521
8889 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8892 2010-01-13 Richard Guenther <rguenther@suse.de>
8894 PR tree-optimization/42730
8895 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8898 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8901 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8902 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8905 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8907 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8908 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8909 ___umulsi3_highpart.
8911 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8912 rather than schedule_insns if the pass is enabled.
8914 2010-01-13 Martin Jambor <mjambor@suse.cz>
8916 PR tree-optimization/42704
8917 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8920 2010-01-13 Martin Jambor <mjambor@suse.cz>
8922 PR tree-optimization/42703
8923 * tree-sra.c (analyze_access_subtree): Check that we can build a
8924 reference to the original data within the aggregate.
8926 2010-01-13 Richard Guenther <rguenther@suse.de>
8928 PR tree-optimization/42705
8929 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8931 2010-01-13 Richard Guenther <rguenther@suse.de>
8934 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8936 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8939 * var-tracking.c (values_to_unmark): New variable.
8940 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8941 values_to_unmark vector. Moved body to...
8942 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8943 instead queue it into values_to_unmark vector.
8944 (vt_find_locations): Free values_to_unmark vector.
8946 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8948 * config/s390/s390.c (override_options): Set
8949 default of max-pending-list-length to 256
8951 2010-01-13 Richard Guenther <rguenther@suse.de>
8954 * tree-pass.h (PROP_gimple_lcx): New.
8955 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8956 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8957 before the final cleanup_eh.
8958 (dump_properties): Dump PROP_gimple_lcx.
8959 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8960 (tree_lower_complex_O0): Remove.
8961 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8962 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8963 tree_lower_complex, schedule TODO_update_ssa.
8964 * lto-streamer-out.c (output_function): Stream the functions
8966 * lto-streamer-in.c (input_function): Likewise.
8967 (lto_read_body): Do not override them here.
8969 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8972 * c-typeck.c (build_c_cast): Fold value cast to union type before
8973 wrapping it in a CONSTRUCTOR.
8975 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8977 PR rtl-optimization/42699
8978 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8981 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8983 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8984 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8985 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8986 SUBTARGET_WARN_UNUSED_SPEC): ... here
8987 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8989 2010-01-12 Julian Brown <julian@codesourcery.com>
8991 * config/arm/neon-schedgen.ml (Utils): Don't try to
8992 open missing module.
8993 (find_with_result): New.
8995 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8998 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8999 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9001 PR tree-optimization/42645
9002 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9003 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9004 decl_map, set processing_debug_stmt to -1 and return name without
9007 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9009 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9010 binutils version, and reword target configuration description.
9012 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9014 * config/avr/avr.h (LINKER_NAME): Remove.
9016 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9019 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9020 that support VSX, warn for -mno-altivec if vsx is not disabled,
9023 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9024 Shujing Zhao <pearly.zhao@oracle.com>
9026 PR translation/42469
9027 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9028 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9029 character between option name and help text.
9030 * c.opt (imultilib): Likewise.
9032 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9034 * lto-streamer-out.c (output_unreferenced_globals): Output static
9037 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9039 PR rtl-optimization/42621
9040 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9041 optimizing for size.
9042 (duplicate_computed_gotos): Remove now-redundant check.
9044 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9047 * configure.ac: Save and restore LDFLAGS and LIBS
9048 * configure: Regenerate.
9050 2010-01-10 Richard Guenther <rguenther@suse.de>
9053 * builtins.c (fold_builtin_strlen): Add type argument and
9054 convert the resulting length to it.
9055 (fold_builtin_1): Adjust.
9057 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9059 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9060 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9062 (num_insns_constant_wide): Adjust for that change.
9064 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9067 * web.c (union_defs): Add used argument, to combine uses of
9069 (entry_register): Adjust type and tests of used argument.
9070 (web_main): Widen used for new use. Pass it to union_defs.
9071 * df.h (union_defs): Adjust prototype.
9073 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9076 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9077 uses in new incoming argument. Free body.
9078 (reset_debug_uses_in_loop): New.
9079 (analyze_insn_to_expand_var): Call the latter if the former found
9080 anything. Fix whitespace. Reject invalid dest overlaps before
9081 going through all insns in the loop.
9083 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9086 * haifa-sched.c (dying_use_p): Debug insns don't count.
9088 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9091 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9092 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9093 (verify_gimple_call): Reject LHS in noreturn calls.
9095 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9099 * tree-vect-loop-manip.c (adjust_info): New type.
9100 (adjust_vec): New pointer to vector.
9101 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9102 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9103 (slpeel_update_phis_for_duplicate_loop): Use them.
9104 (slpeel_update_phi_nodes_for_guard1): Likewise.
9105 (slpeel_update_phi_nodes_for_guard2): Likewise.
9106 (slpeel_tree_peel_loop_to_edge): Likewise.
9107 (vect_update_ivs_after_vectorizer): Likewise.
9109 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9111 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9112 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9114 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9116 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9117 bogus uninitialized warning.
9119 2010-01-09 Richard Guenther <rguenther@suse.de>
9122 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9123 the evolution is compatible with the initial condition.
9125 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9127 * gcc.c (process_command): Update copyright notice dates.
9128 * gcov.c (print_version): Likewise.
9129 * gcov-dump.c (print_version): Likewise.
9130 * mips-tfile.c (main): Likewise.
9131 * mips-tdump.c (main): Likewise.
9133 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9136 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9138 (rotlhi3_8): Delete.
9140 (rotlsi3_8): Delete.
9141 (rotlsi3_16): Delete.
9142 (rotlsi3_24): Delete.
9144 (*rotw<mode>3): New.
9145 (*rotb<mode>3): New.
9146 * config/avr/avr.c (avr_rotate_bytes): New function.
9147 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9149 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9152 * configure.ac: Modify -rdynamic check.
9153 * configure: Regenerate.
9155 2010-01-08 DJ Delorie <dj@redhat.com>
9157 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9158 register popping order.
9160 2010-01-08 Richard Guenther <rguenther@suse.de>
9163 * c.opt (fsigned-char): Also let LTO handle this option.
9164 (funsigned-char): Likewise.
9166 2010-01-07 Richard Guenther <rguenther@suse.de>
9168 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9169 (gimple_op): Likewise.
9170 (gimple_op_ptr): Likewise.
9171 (gimple_assign_set_lhs): Remove gcc_assert.
9172 (gimple_assign_set_rhs1): Likewise.
9173 (gimple_assign_set_rhs2): Likewise.
9174 (gimple_call_set_lhs): Likewise.
9175 (gimple_call_set_fn): Likewise.
9176 (gimple_call_set_fndecl): Likewise.
9177 (gimple_call_fndecl): Likewise.
9178 (gimple_call_return_type): Likewise.
9179 (gimple_call_set_chain): Likewise.
9180 (gimple_call_num_args): Likewise.
9181 (gimple_call_set_arg): Likewise.
9182 (gimple_cond_set_code): Likewise.
9183 (gimple_cond_set_lhs): Likewise.
9184 (gimple_cond_set_rhs): Likewise.
9185 (gimple_cond_set_true_label): Likewise.
9186 (gimple_cond_set_false_label): Likewise.
9187 (gimple_label_set_label): Likewise.
9188 (gimple_goto_set_dest): Likewise.
9189 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9190 (gimple_debug_bind_get_value): Likewise.
9191 (gimple_debug_bind_get_value_ptr): Likewise.
9192 (gimple_debug_bind_set_var): Likewise.
9193 (gimple_debug_bind_set_value): Likewise.
9194 (gimple_debug_bind_reset_value): Likewise.
9195 (gimple_debug_bind_has_value_p): Likewise.
9196 (gimple_return_retval_ptr): Remove gcc_assert.
9197 (gimple_return_retval): Likewise.
9198 (gimple_return_set_retval): Likewise.
9199 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9200 (safe_referenced_var_iterator): Remove.
9201 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9202 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9203 (fill_referenced_var_vec): Remove.
9204 (first_readonly_imm_use): Remove redundant gcc_assert.
9205 (phi_arg_index_from_use): Combine gcc_asserts.
9206 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9207 (first_imm_use_stmt): Remove redundant gcc_assert.
9208 * tree-cfg.c (verify_gimple_call): Verify function and chain
9209 operands. Verify arguments.
9210 (verify_types_in_gimple_stmt): Verify condition code and labels.
9212 2010-01-07 Richard Guenther <rguenther@suse.de>
9214 PR tree-optimization/42641
9215 * sese.c (rename_map_elt_info): Use the SSA name version, do
9218 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9220 PR tree-optimization/42625
9221 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9222 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9224 2010-01-07 Duncan Sands <baldrick@free.fr>
9226 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9228 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9231 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9232 note itself is not function_invariant_p.
9234 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9236 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9237 Do not add the DF_NOTE problem.
9238 * store-motion.c (execute_rtl_store_motion): Likewise.
9240 2010-01-07 Martin Jambor <mjambor@suse.cz>
9242 PR tree-optimization/42157
9243 * tree-sra.c (compare_access_positions): Stabilize sort if both
9244 accesses have integer types, return zero immediately if they are the
9247 2010-01-06 Richard Henderson <rth@redhat.com>
9250 * haifa-sched.c (add_to_note_list): Merge into ...
9251 (concat_note_lists): ... here, and ...
9252 (unlink_other_notes, rm_other_notes): Merge into...
9253 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9254 NOTE_INSN_EPILOGUE_BEG.
9256 2010-01-06 Richard Guenther <rguenther@suse.de>
9258 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9259 not inline regular functions into always-inline functions.
9261 2010-01-06 Nick Clifton <nickc@redhat.com>
9263 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9264 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9266 (OVERRIDE_OPTIONS): Delete.
9267 (OPTIMIZATION_OPTIONS): Define.
9268 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9269 * config/rx/rx.c (rx_handle_option): Issue an error message if
9270 -mcpu=rx200 and -fpu are used together.
9271 (rx_set_optimization_options): New function. Issue an error
9272 message if an optimization attribute attempts to reset the FPU/
9273 math optimization pairing.
9274 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9275 * config/rx/rx.opt: Set the default to 32-bit doubles.
9276 * config/rx/t-rx: Add multilibs for -nofpu option.
9277 * doc/invoke.texi: Update documentation of RX options.
9279 2010-01-06 Richard Guenther <rguenther@suse.de>
9281 * tree-ssa-pre.c (name_to_id): New global.
9282 (alloc_expression_id): Simplify SSA name handling.
9283 (lookup_expression_id): Likewise.
9284 (init_pre): Zero name_to_id.
9285 (fini_pre): Free it.
9287 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9289 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9291 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9294 * config/i386/sse.md (smaxv2di3): New.
9295 (umaxv2di3): Likewise.
9296 (sminv2di3): Likewise.
9297 (uminv2di3): Likewise.
9299 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9302 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9303 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9304 (legitimize_tls_address): Likewise.
9305 (sparc_tls_referenced_p): Likewise.
9306 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9307 and adjust calls to legitimize_pic_address.
9308 (legitimate_constant_p) Use sparc_tls_referenced_p.
9309 (legitimate_pic_operand_p): Likewise.
9310 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9311 (sparc_tls_symbol_ref_1): Delete.
9312 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9313 (legitimize_tls_address): Make static, handle CONST patterns.
9314 (legitimize_pic_address): Make static, remove unused parameter and
9315 adjust recursive calls.
9316 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9317 and adjust call to legitimize_pic_address.
9318 (sparc_output_mi_thunk): Likewise.
9320 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9321 H.J. Lu <hongjiu.lu@intel.com>
9324 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9325 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9326 operands to make them signed.
9329 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9332 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9333 GTU to GT for V4SI and V2DI.
9335 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9336 (umin<mode>3): Removed.
9338 (uminv4si3): Likewise.
9340 2010-01-05 Martin Jambor <mjambor@suse.cz>
9342 PR tree-optimization/42462
9343 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9344 current_function_decl to helper functions and macros.
9346 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9349 * flags.h: Don't include real.h.
9350 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9351 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9352 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9353 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9354 * dominance.c: Update copyright.
9355 * gimple.c (walk_gimple_op): Remove inline.
9356 * tree-ssa-reassoc.c: Include real.h.
9357 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9358 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9360 2010-01-05 Nick Clifton <nickc@redhat.com>
9362 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9363 register to push into the stack frame when the accumulator has to
9364 be saved during interrupts.
9366 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9368 * doc/invoke.texi: Remove the documentation about option
9370 * common.opt (Wunreachable-code): Preserved for backward
9372 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9373 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9374 the backward compatibility flag section.
9376 2010-01-05 Richard Guenther <rguenther@suse.de>
9378 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9380 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9383 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9385 PR tree-optimization/42508
9386 * tree-sra.c (convert_callers): Check for recursive call
9387 by comparing cgraph nodes instead of decls.
9388 (modify_function): Call ipa_modify_formal_parameters also
9389 on all same_body aliases.
9391 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9392 cgraph nodes when checking for same_body aliases.
9394 2010-01-05 Richard Guenther <rguenther@suse.de>
9396 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9397 allocation and lookup.
9398 (get_or_alloc_expr_for_constant): Likewise.
9399 (phi_translate): Sink allocation.
9401 2010-01-04 Richard Guenther <rguenther@suse.de>
9403 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9404 a new entry only if needed.
9405 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9406 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9408 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9410 (phi_translate): Handle CONSTANTs early.
9412 2010-01-04 Martin Jambor <mjambor@suse.cz>
9414 PR tree-optimization/42398
9415 * tree-sra.c (struct access): Removed flag grp_different_types.
9416 (dump_access): Do not dump the removed flag.
9417 (sort_and_splice_var_accesses): Do not set the removed flag.
9418 (sra_modify_expr): Check for type compatibility directly.
9420 2010-01-04 Martin Jambor <mjambor@suse.cz>
9422 PR tree-optimization/42366
9423 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9424 edges with variable number of parameters.
9425 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9426 flag instead of asserting it.
9427 (ipa_read_node_info): Read uses_analysis_done flag.
9429 2010-01-04 Richard Guenther <rguenther@suse.de>
9431 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9432 iterative_hash_* as intended.
9433 (vn_reference_compute_hash): Likewise. Simplify hashing
9435 (vn_reference_lookup_2): Likewise.
9436 (vn_nary_op_compute_hash): Likewise.
9437 (vn_phi_compute_hash): Likewise.
9438 (expressions_equal_p): Remove strange code.
9439 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9440 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9441 (bitmap_insert_into_set_1): Take value-id as parameter.
9442 (add_to_value): Pass it.
9443 (bitmap_insert_into_set): Likewise.
9444 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9446 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9449 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9450 (do_self_spec): For switches with SWITCH_IGNORE set set also
9451 SWITCH_IGNORE_PERMANENTLY.
9452 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9455 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9457 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9458 tree of an unreferenced global var.
9460 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9463 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9464 GTU to GT for V4SI and V2DI.
9466 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9467 (umin<mode>3): Removed.
9469 (uminv4si3): Likewise.
9471 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9474 * collect2.c (main): Turn on trace in collect2 if -v is passed
9477 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9479 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9480 description of expression operand.
9482 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9484 * configure.ac: Add install-html to target_list for Make-hooks.
9485 * configure: Regenerate.
9486 * fortran/Make-lang.in (F95_HTMLFILES): New.
9487 (fortran.html): Use it.
9488 (fortran.install-html): New.
9489 * Makefile.in (install-html): Add lang.install-html.
9490 * java/Make-lang.in (JAVA_HTMLFILES): New.
9491 (java.html): Use it.
9492 (java.install-html): New.
9493 * objc/Make-lang.in (objc.install-html): New.
9494 * objcp/Make-lang.in (obj-c++.install-html): New.
9495 * cp/Make-lang.in (c++.install-html): New.
9496 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9497 * lto/Make-lang.in (lto.install-html): New.
9499 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9502 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9504 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9506 PR rtl-optimization/41862
9507 * store-motion.c (store_killed_in_insn, compute_store_table,
9508 remove_reachable_equiv_notes, replace_store_insn,
9509 build_store_vectors): Ignore all DEBUG_INSNs.
9511 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9514 * common.opt: Add dumpdir.
9516 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9518 (option_map): Add --dumpdir.
9520 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9522 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9524 * opts.c (decode_options): Try dump_dir_name first if
9525 dump_base_name isn't an absolute path.
9526 (common_handle_option): Handle OPT_dumpdir.
9528 * toplev.c (dump_dir_name): New.
9529 (print_switch_values): Also ignore -dumpdir.
9531 * toplev.h (dump_dir_name): New.
9533 2010-01-03 Richard Guenther <rguenther@suse.de>
9535 PR tree-optimization/42589
9536 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9537 double-word expansion of bswap32.
9539 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9541 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9542 with BLOCK_FOR_INSN.
9543 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9544 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9545 noce_process_if_block): Likewise.
9546 * gcse.c (compute_local_properties, insert_expr_in_table,
9547 insert_set_in_table, canon_list_insert, find_avail_set,
9548 pre_insert_copy_insn): Likewise.
9550 * basic-block.h (BLOCK_NUM): Move from here...
9551 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9553 2010-01-03 Richard Guenther <rguenther@suse.de>
9555 PR tree-optimization/42438
9556 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9557 contains_may_not_return_call flag.
9558 (BB_MAY_NOTRETURN): New.
9559 (valid_in_sets): Trapping nary operations are not valid
9560 in blocks that may not return.
9561 (insert_into_preds_of_block): Remove check for trapping expressions.
9562 (compute_avail): Compute also BB_MAY_NOTRETURN.
9564 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9566 * doc/invoke.texi: Add 2010 to copyright years.
9568 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9570 * config/sparc/sparc.c: Fix formatting nits.
9572 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9573 Alexander Monakov <amonakov@ispras.ru>
9575 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9577 2010-01-02 Richard Guenther <rguenther@suse.de>
9580 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9581 (simplify_switch_using_ranges): Mark to be removed edges
9584 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9586 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9588 * collect2.c (scan_libraries): Add missing argument in call to
9591 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9594 * config/alpha/predicates.md (aligned_memory_operand): Return false
9596 (unaligned_memory_operand): Return true for CQImode.
9597 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9598 doesn not cross aligned SImode word boundary.
9600 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9602 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9604 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9605 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9607 2010-01-02 Richard Guenther <rguenther@suse.de>
9610 * toplev.c (compile_file): Emit LTO marker properly. Change
9612 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9614 2010-01-01 Richard Guenther <rguenther@suse.de>
9617 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9619 2010-01-01 Richard Guenther <rguenther@suse.de>
9622 * c-decl.c (grokdeclarator): For zero-size arrays force
9623 structural equality checks as layout_type does.
9625 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9627 * builtins.c: Update copyright to 2010.
9629 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9632 * lto-streamer-out.c (produce_asm): Revert the last change.
9633 (copy_function): Likewise.
9635 * lto-streamer.c (lto_get_section_name): Skip any leading
9638 2010-01-01 Richard Guenther <rguenther@suse.de>
9641 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9645 Copyright (C) 2010 Free Software Foundation, Inc.
9647 Copying and distribution of this file, with or without modification,
9648 are permitted in any medium without royalty provided the copyright
9649 notice and this notice are preserved.