1 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
3 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
5 2010-05-15 Joseph Myers <joseph@codesourcery.com>
7 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
8 unions by default if those structs and unions have no tags. Do
9 not condition anonymous struct and unions handling on flag_iso.
10 Allow anonymous structs and unions for C1X.
11 (finish_struct): Do not diagnose lack of named fields when
12 anonymous structs and unions present for C1X. Accept flexible
13 array members in structure with anonymous structs or unions but no
14 directly named fields.
15 * doc/extend.texi (Unnamed Fields): Update.
17 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
19 * gimple.h (compare_field_offset): Rename into...
20 (gimple_compare_field_offset): ...this.
21 * gimple.c (compare_field_offset): Rename into...
22 (gimple_compare_field_offset): ...this. Compare the full access if
23 the offset is self-referential.
24 (gimple_types_compatible_p): Adjust for above renaming.
25 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
26 DECL_NONADDRESSABLE_P flag of fields before merging them.
28 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
30 * tree.h (ctor_to_list): Delete.
31 * tree.c (ctor_to_list): Delete.
33 2010-05-15 Jan Hubicka <jh@suse.cz>
35 * ipa-reference.c: Include toplev.h
36 (is_proper_for_analysis): Only add to all_module_statics
38 (write_node_summary_p, stream_out_bitmap,
39 ipa_reference_write_optimization_summary,
40 ipa_reference_read_optimization_summary): New.
41 (struct ipa_opt_pass_d pass_ipa_reference): Add
42 optimization summary streaming.
43 * lto-cgraph.c (referenced_from_this_partition_p,
44 reachable_from_this_partition_p): New functions.
45 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
46 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
47 * opts.c (decode_options): Enable ipa_reference.
48 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
49 * lto-streamer.h (referenced_from_this_partition_p,
50 reachable_from_this_partition_p): Declare.
52 2010-05-15 Richard Guenther <rguenther@suse.de>
54 PR tree-optimization/44038
55 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
56 taking the address of a V_C_E of a constant.
58 2010-05-14 Jan Hubicka <jh@suse.cz>
60 * tree.h (memory_identifier_string): Remove.
61 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
62 (ipa_reference_global_vars_info_d): Remove statics_not_read and
64 (ipa_reference_optimization_summary_d): New structure.
65 (ipa_reference_optimization_summary_t): New type and vector.
66 (ipa_reference_vars_info_d): Embedd structures instead of using
68 (reference_vars_to_consider): Remove out of GGC space.
69 (module_statics_escape): Remove.
70 (global_info_obstack): Rename to ...
71 (optimization_summary_obstack): ... this one.
72 (initialization_status_t): Remove.
73 (memory_identifier_string): Remove.
74 (get_reference_vars_info): Fix indenting.
75 (set_reference_vars_info): Likewise.
76 (get_reference_optimization_summary): New.
77 (set_reference_optimization_summary): New.
78 (get_global_reference_vars_info): Remove.
79 (ipa_reference_get_read_global): Remove.
80 (ipa_reference_get_written_global): Remove.
81 (ipa_reference_get_not_read_global): Update.
82 (ipa_reference_get_not_written_global): Update.
83 (is_proper_for_analysis): Outlaw addressable.
84 (propagate_bits): Update for new datastructures.
85 (analyze_variable): Remove.
86 (init_function_info): Update for new datastructures.
87 (clean_function_local_data): Remove.
88 (clean_function): Remove.
89 (copy_global_bitmap): Use optimizations_summary_obstack.
90 (duplicate_node_data): Duplicate optimization summary only.
91 (remove_node_data): Remove optimization summary only.
92 (generate_summary): Do not analyze variables; do not compute
93 module_statics_escape; do not prune solutions by it.
94 (read_write_all_from_decl): Fix typos in comments.
95 (propagate): Doscover readonly and nonaddressable first;
96 update for new datastructures; share global bitmaps.
97 * ipa-reference.h (ipa_reference_get_read_global,
98 ipa_reference_get_written_global): Remove.
99 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
100 * Makefile.in: Remove ipa-refereference from GT files.
102 2010-05-14 Jakub Jelinek <jakub@redhat.com>
105 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
106 for all SYMBOL_REF_DECLs.
108 2010-05-14 Jan Hubicka <jh@suse.cz>
110 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
111 (varpool_all_refs_explicit_p): New inline function.
112 * ipa-reference.c: Update comment.
113 (module_statics_written): Remove.
114 (get_static_decl): Remove.
115 (ipa_init): Do not initialize module_statics_written.
116 (analyze_function): Likewise.
117 (generate_summary): Likewise; do not compute module_statics_readonly
118 and do not update variable flags.
119 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
120 * ipa.c: Inlucde flags.h
121 (cgraph_local_node_p): New.
122 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
123 promote functions to local.
124 (ipa_discover_readonly_nonaddressable_vars): New function.
125 (function_and_variable_visibility): Use cgraph_local_node_p.
126 * varpool.c (varpool_finalize_decl): Set force_output for
127 DECL_PRESERVE_P vars.
129 2010-05-14 Jan Hubicka <jh@suse.cz>
131 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
133 2010-05-14 Richard Guenther <rguenther@suse.de>
135 PR tree-optimization/44119
136 * tree-ssa-pre.c (eliminate): Properly mark replacement of
137 a PHI node necessary.
139 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
141 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
143 2010-05-14 Jason Merrill <jason@redhat.com>
146 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
147 (gimple_call_set_nothrow): New.
148 * gimple.c (gimple_build_call_from_tree): Call it.
149 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
152 * gimplify.c (gimplify_seq_add_stmt): No longer static.
153 * gimple.h: Declare it.
154 * gimple.c (gimple_build_eh_filter): No ops.
156 2010-05-14 Jan Hubicka <jh@suse.cz>
158 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
159 nodes already in queue.
160 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
163 2010-05-14 Jakub Jelinek <jakub@redhat.com>
166 * cfgexpand.c (expand_debug_expr): If non-memory op0
167 has BLKmode, return NULL.
169 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
171 * config.gcc: Add support for --with-cpu option for bdver1.
172 * config/i386/i386.h (TARGET_BDVER1): New macro.
173 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
174 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
175 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
176 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
177 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
178 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
179 (processor_type): Add PROCESSOR_BDVER1.
180 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
181 processor_type in config/i386/i386.h.
182 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
183 movaps <reg, reg> instead of movapd <reg, reg> when replacing
184 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
185 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
186 to emit packed xor instead of packed double/packed integer
187 xor for SSE and AVX when moving a zero value.
188 * config/i386/sse.md: Add check for
189 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
190 movapd/movdqa for SSE and AVX.
191 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
192 single logical operations i.e and, or and xor instead of packed double
193 logical operations for SSE and AVX.
194 * config/i386/i386-c.c (ix86_target_macros_internal):
195 Add PROCESSOR_BDVER1.
196 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
197 (has_fma4, has_xop): New.
198 * config/i386/i386.c (bdver1_cost): New variable.
199 (m_BDVER1): New macro.
200 (m_AMD_MULTIPLE): Add m_BDVER1.
201 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
202 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
203 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
204 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
205 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
206 x86_tune_sse_partial_reg_dependency,
207 x86_tune_sse_unaligned_load_optimal,
208 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
209 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
210 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
211 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
212 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
213 Enable/disable for bdver1.
214 (processor_target_table): Add bdver1_cost.
215 (cpu_names): Add bdver1.
216 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
217 processor_alias_table.
218 (ix86_expand_vector_move_misalign): Change.
219 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
220 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
221 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
222 of movupd/movdqu for SSE and AVX.
223 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
224 (ix86_tune_adjust_cost): Add code for bdver1.
225 (standard_sse_constant_opcode): Add check for
226 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
227 of packed double xor for SSE and AVX.
229 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
231 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
234 2010-05-14 Tristan Gingold <gingold@adacore.com>
236 * toplev.c (default_debug_hooks): Remove this variable.
237 (process_options): Remove assignments to default_debug_hooks.
239 2010-05-14 Martin Jambor <mjambor@suse.cz>
241 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
242 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
243 * langhooks.h (struct lang_hooks_for_decls): Removed field
245 * tree.c (free_lang_data): Remove assignment to
246 lang_hooks.fold_obj_type_ref.
247 * tree.def (OBJ_TYPE_REF): Update comment.
249 2010-05-14 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/44124
252 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
254 2010-05-14 Alan Modra <amodra@gmail.com>
257 * config/rs6000/rs6000.c (struct machine_function): Reorder
258 fields for better packing. Add lr_save_state.
259 (rs6000_ra_ever_killed): Return lr_save_state if set.
260 (rs6000_emit_eh_reg_restore): Set lr_save_state.
262 2010-05-13 Jan Hubicka <jh@suse.cz>
264 * varpool.c (decide_is_variable_needed): Drop code checking
265 TREE_SYMBOL_REFERENCED.
267 2010-05-13 Jan Hubicka <jh@suse.cz>
269 * final.c (output_addr_const): Do not call mark_decl_referenced.
270 * cgraphunit.c (process_function_and_variable_attributes): Use
271 mark_needed_node dirrectly.
272 (assemble_thunk): Do not call mark_decl_referenced.
274 2010-05-13 Anatoly Sokolov <aesok@post.ru>
276 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
278 2010-05-13 Jeff Law <law@redhat.com>
280 * ira-conflicts.c (print_allocno_conflicts): New function broken out
282 (print_conflicts): Call print_allocno_conflicts.
284 2010-05-13 Jakub Jelinek <jakub@redhat.com>
287 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
290 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
292 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
293 t-mingw-w64 or t-mingw-w32 for multilib configuration.
294 * config/i386/t-mingw-w32: New.
295 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
297 2010-05-13 Martin Jambor <mjambor@suse.cz>
299 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
301 * gimple-fold.c (get_base_binfo_for_type): New function.
302 (gimple_get_relevant_ref_binfo): Likewise.
303 (gimple_fold_obj_type_ref_known_binfo): Likewise.
304 (gimple_fold_obj_type_ref): Likewise.
305 (fold_gimple_call): Simplify condition for folding virtual calls
306 and call gimple_fold_obj_type_ref.
307 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
308 (gimple_fold_obj_type_ref_known_binfo): Likewise.
310 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
312 * config/rs6000/rs6000-protos.h
313 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
314 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
315 (rs6000_debug_mode_dependent_address)
316 (rs6000_mode_dependent_address_ptr): Likewise.
318 2010-05-13 Jakub Jelinek <jakub@redhat.com>
321 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
323 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
324 * tree-sra.c (create_access_replacement): Call unshare_expr before
325 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
326 * dwarf2out.c: Include tree-flow.h.
327 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
328 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
329 Handle DW_OP_bit_piece.
330 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
331 construct_piece_list, adjust_piece_list): New functions.
332 (add_var_loc_to_decl): Handle SRA optimized variables.
333 Adjust for var_loc_note to loc field renaming.
334 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
335 in VAR_LOCATION note.
336 (new_loc_descr_op_bit_piece): New function.
337 (dw_sra_loc_expr): New function.
338 (dw_loc_list): Use it. Don't handle the last range after the
339 loop, handle it inside of the loop. Adjust for var_loc_note
340 to loc field renaming.
341 (add_location_or_const_value_attribute): Only special case
342 single entry loc lists if loc is NOTE_P. Adjust for
343 var_loc_note to loc field renaming.
344 (dwarf2out_var_location): Don't set newloc->var_loc_note
345 and newloc->next here.
347 2010-05-12 Jan Hubicka <jh@suse.cz>
349 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
351 * cgraph.h (cgraph_only_called_directly_p,
352 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
353 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
354 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
356 * ipa.c (cgraph_remove_unreachable_nodes): Use
357 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
359 * tree-inline.c (copy_bb): Check address_taken flag.
360 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
361 externally_visible flag.
363 2010-05-12 Jason Merrill <jason@redhat.com>
367 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
368 * sdbout.c (plain_type_1): Likewise.
369 * dwarf2out.c (is_base_type): Likewise.
370 (gen_type_die_with_usage): Likewise. Generate
371 DW_TAG_unspecified_type for any LANG_TYPE.
373 2010-05-12 Jan Hubicka <jh@suse.cz>
375 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
377 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
378 (cgraph_clone_edge): Update.
379 (cgraph_node_remove_callees): Remove indirect calls too.
380 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
381 (cgraph_create_indirect_edge): Update prototype.
382 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
383 is_proper_for_analysis.
384 (add_new_function, visited_nodes, function_insertion_hook_holder,
385 get_local_reference_vars_info, mark_address_taken, mark_address,
386 mark_load, mark_store, check_asm_memory_clobber, check_call,
387 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
388 (ipa_init): Do not initialize visited_nodes;
389 function_insertion_hook_holder.
390 (analyze_variable): Rewrite.
391 (analyze_function): Rewrite.
392 (copy_local_bitmap): Remove.
393 (duplicate_node_dat): Do not duplicate local info.
394 (generate_summary): Simplify to only walk cgraph.
395 (write_node_summary_p, ipa_reference_write_summary,
396 ipa_reference_read_summary): Remove.
397 (propagate): Do not remove function insertion;
399 (pass_ipa_reference): NULLify summary handling fields.
400 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
401 (input_edge): Input ecf_flags.
402 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
403 (update_indirect_edges_after_inlining): Ignore edges with unknown
406 2010-05-12 Sriraman Tallam <tmsriram@google.com>
408 * implicit-zee.c: New file.
409 * tree-pass.h (pass_implicit_zee): Declare.
410 * passes.c (init_optimization_passes): Add zee pass.
411 * common.opt (fzee): New flag.
412 * timevar.def (TV_ZEE): Define.
413 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
415 * Makefile.in (implicit-zee.o): Add new build file.
417 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
418 Nathan Froyd <froydnj@codesourcery.com>
420 * c-common.c (sync_resolve_params): Remove write-only variable.
422 2010-05-12 Anatoly Sokolov <aesok@post.ru>
424 * target.h (struct gcc_target): Add mode_dependent_address_p field.
425 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
426 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
427 * targhooks.c (default_mode_dependent_address_p): New function.
428 * targhooks.h (default_mode_dependent_address_p): Declare function.
429 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
430 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
431 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
432 target hook. Change return type to bool.
433 * recog.h: (mode_dependent_address_p): Change return type to bool.
435 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
436 Nathan Froyd <froydnj@codesourcery.com>
438 * tree-mudflap.c (build_function_type_0, build_function_type_1,
439 build_function_type_2, build_function_type_3): Remove.
440 (mudflap_init): Use build_function_type_list.
442 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
443 Nathan Froyd <froydnj@codesourcery.com>
445 * coverage.c (build_fn_info_value): Call build_constructor instead of
446 build_constructor_from_list.
447 (build_ctr_info_value): Likewise.
448 (build_gcov_info): Likewise.
450 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
452 * tree.c (build_constructor): Compute TREE_CONSTANT for the
453 resultant constructor.
454 (build_constructor_single): Don't set TREE_CONSTANT.
455 (build_constructor_from_list): Don't compute TREE_CONSTANT.
457 2010-05-12 Jan Hubicka <jh@suse.cz>
459 * cgraph.h (struct varpool_node): Add aux.
460 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
461 * varpool.c (varpool_remove_node): Do not remove initializer.
462 (varpool_reset_queue): Export.
463 (varpool_finalize_decl): Volatile vars are forced to be output.
464 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
466 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
467 process_references, varpool_can_remove_if_no_refs): New functions.
468 (cgraph_remove_unreachable_nodes): Handle variables too.
470 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
473 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
475 2010-05-12 Jakub Jelinek <jakub@redhat.com>
478 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
479 change value of ORT_TASK.
480 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
481 (omp_notice_threadprivate_variable): New function.
482 (omp_notice_variable): Call it for threadprivate variables.
483 If enclosing ctx is a task, print enclosing task rather than
484 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
485 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
486 if task has untied clause.
489 * dwarf2out.c (base_type_die): Don't add name attribute here.
490 (modified_type_die): Instead of sizetype use
491 its underlying original type. If a DW_TAG_base_type doesn't
492 have name added, add __unknown__.
493 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
494 always call force_type_die instead.
496 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
498 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
499 for __stack_chk_guard.
501 2010-05-11 Jakub Jelinek <jakub@redhat.com>
503 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
504 don't call start_source_file debug hook here...
505 (finish_options): ... but here, after outputting predefined and
506 command line defines and undefs.
509 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
511 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
512 optimizing away empty bb with no successors, move over its
513 footer chain to fallthru predecessor.
514 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
515 (rtl_split_edge): For asm goto call patch_jump_insn even if
516 splitting fallthru edge.
519 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
520 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
521 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
522 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
526 * c-parser.c (c_parser_expression): Mark LHS of a comma
527 expression as read if it is a decl, handled component or
528 COMPOUND_EXPR with that on the RHS.
529 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
530 if it is a decl or handled component.
532 2010-05-11 Jan Hubicka <jh@suse.cz>
534 * lto-symtab.c (lto_symtab_free): New function.
535 * lto-streamer.h (lto_symtab_free): Declare.
537 2010-05-11 Jan Hubicka <jh@suse.cz>
539 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
540 that if function is needed it is reachable.
541 (lto_output_node): See if it the function is reachable or referenced.
542 (output_cgraph): Update call of lto_output_node.
543 * lto-streamer.h (reachable_from_other_partition_p): Declare.
545 2010-05-11 Jan Hubicka <jh@suse.cz>
547 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
550 2010-05-11 Jan Hubicka <jh@suse.cz>
552 PR tree-optimize/44063
553 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
555 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
557 (estimate_function_body_sizes): Compute sizes even when disregarding.
559 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
561 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
563 2010-05-11 Jan Hubicka <jh@suse.cz>
565 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
568 2010-05-11 Jan Hubicka <jh@suse.cz>
570 * matrix-reorg.c (matrix_reorg): Rebuild edges.
572 2010-05-11 Jan Hubicka <jh@suse.cz>
574 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
575 lto_streamer_cache_delete): Put nodes into heap.
576 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
579 2010-05-11 Jan Hubicka <jh@suse.cz>
581 * cgraphbuild.c (cgraph_rebuild_references): New.
582 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
584 * cgraph.h (cgraph_rebuild_references): Declare.
585 * tree-inline.c (tree_function_versioning): Use it.
586 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
588 2010-05-11 Jan Hubicka <jh@suse.cz>
590 * cgraph.c: Include ipa-utils.h
591 (cgraph_create_virtual_clone): Update references.
592 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
594 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
596 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
597 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
600 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
602 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
604 2010-05-11 Jakub Jelinek <jakub@redhat.com>
606 * gcc.c (execute): For -### don't quote arguments that
607 contain just alphanumerics and _/-. characters.
608 * doc/invoke.texi: Document that change for -###.
611 * df-problems.c (struct dead_debug): Add to_rescan field.
612 (dead_debug_init): Clear to_rescan field.
613 (dead_debug_finish): Rescan all debug insns in to_rescan
614 bitmap and free the bitmap.
615 (dead_debug_insert_before): Instead of rescanning debug insns
616 immediately queue their rescanning until dead_debug_finish.
617 (df_note_bb_compute): After dead_debug_add do continue instead
620 2010-05-10 Jakub Jelinek <jakub@redhat.com>
623 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
624 clear also INSN_REG_USE_LIST.
626 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
628 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
630 2010-05-10 Jan Hubicka <jh@suse.cz>
632 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
635 2010-05-10 Jan Hubicka <jh@suse.cz>
637 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
639 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
640 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
641 (lto_streamer_cache_create): Init alloc pool.
642 (lto_streamer_cache_delete): Free alloc pool.
643 * lto-streamer.h: Include alloc pool.
644 (lto_streamer_cache_d): Use alloc pool.
645 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
647 2010-05-10 Jan Hubicka <jh@suse.cz>
649 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
650 * cgraphbuild.c: Include except.h
651 (record_type_list, record_eh_tables): New function.
652 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
654 2010-05-10 Jan Hubicka <jh@suse.cz>
656 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
657 __frame_dummy_init_array_entry, force_to_data): Attribute as used
660 2010-05-10 Michael Matz <matz@suse.de>
662 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
663 (can_reassociate_p): Use FLOAT_TYPE_P.
664 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
665 (vect_force_simple_reduction): ... this.
666 * tree-parloops.c (gather_scalar_reductions): Use
667 vect_force_simple_reduction.
668 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
669 vect_is_simple_reduction, add modify argument, if true rewrite
671 (vect_is_simple_reduction, vect_force_simple_reduction): New
673 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
675 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
676 Vladimir Makarov <vmakarov@redhat.com>
678 PR rtl-optimization/44012
679 * ira-build.c (remove_unnecessary_allocnos): Nullify
680 regno_allocno_map of the removed allocno.
682 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
684 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
686 * configure: Regenerate.
688 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
690 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
692 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
693 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
695 * configure: Regenerate.
697 2010-05-10 Richard Guenther <rguenther@suse.de>
699 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
700 marked if the entry identifier is marked.
702 2010-05-10 Richard Guenther <rguenther@suse.de>
704 * c-common.c (struct c_common_attributes): Add fnspec attribute.
705 (handle_fnspec_attribute): New function.
706 * gimple.h (gimple_call_return_flags): Declare.
707 (gimple_call_arg_flags): Likewise.
708 * gimple.c (gimple_call_arg_flags): New function.
709 (gimple_call_return_flags): Likewise.
710 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
712 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
714 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
715 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
717 (make_heapvar_for): ... this new function.
718 (handle_rhs_call): Handle fnspec attribute argument specifiers.
719 (handle_lhs_call): Likewise.
720 (find_func_aliases): Adjust.
722 2010-05-10 Richard Guenther <rguenther@suse.de>
724 PR tree-optimization/44050
725 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
727 2010-05-10 Wei Guozhi <carrot@google.com>
730 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
732 2010-05-09 Joseph Myers <joseph@codesourcery.com>
735 * c-typeck.c (lookup_field): Take a type directly. Update
737 (build_component_ref): Update call to lookup_field.
738 (set_init_label): Use lookup_field to find initialized field.
739 Handle returned list of fields like a sequence of designators.
741 2010-05-09 Richard Guenther <rguenther@suse.de>
744 * fold-const.c (tree_single_nonzero_warnv_p): Properly
745 handle &FUNCTION_DECL.
747 2010-05-09 Joseph Myers <joseph@codesourcery.com>
750 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
751 structures and unions recursively.
752 (detect_field_duplicates): Move duplicate detection with a hash to
753 detect_field_duplicates_hash. Always use a hash if anonymous
754 structures or unions are present.
755 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
758 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
761 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
762 detect Atom, Core 2 and Core i7.
764 2010-05-09 Richard Guenther <rguenther@suse.de>
766 * gcc.c (store_arg): Handle temporary file deletion for
769 2010-05-09 Richard Guenther <rguenther@suse.de>
772 * ipa-inline.c (estimate_function_body_sizes): Return after
773 disregarding inline limits.
775 2010-05-09 Richard Guenther <rguenther@suse.de>
777 * gcc.c (store_arg): Revert last change.
779 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
782 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
783 (optimize_ops_list): Call it.
785 2010-05-08 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/44030
788 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
789 NECESSARY flag if we propagate from a inserted expression.
791 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
793 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
794 domain types as equal if they are both PLACEHOLDER_EXPRs.
796 2010-05-08 Richard Guenther <rguenther@suse.de>
798 * lto-wrapper.c (run_gcc): Remove linker output from
799 command line for LTRANS invocation.
801 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
803 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
804 lto-macho as lto_binary_reader.
805 * target.h (struct gcc_target): New hooks lto_start and lto_end.
806 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
807 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
808 in lto_start and lto_end calls.
809 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
811 (scan_prog_file): Update is_elf_or_coff call.
812 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
814 * collect2.c (main): Fix enum comparison.
816 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
818 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
819 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
820 and TARGET_ASM_LTO_END.
821 * darwin.c: Include obstack.h and lto-streamer.h.
822 (lto_section_names_offset, lto_section_names_obstack,
823 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
825 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
826 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
828 (darwin_asm_lto_end): New function. Restore asm_out_file.
829 (darwin_asm_named_section): For LTO sections, replace the name with
830 the offset of the section name in a string table, and build this
832 (darwin_file_start): Initialize global vars for LTO support.
833 (darwin_file_end): If output to asm_out_file was redirected, append it
834 to the proper asm_out_file here. Add the section names section.
836 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
838 * c-pragma.c (pending_weak_d, pending_weak): New.
839 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
840 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
841 handle_pragma_weak): Update the uses of pending_weaks.
843 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
845 PR documentation/44016
846 * doc/standards.texi (Standards): Link to unversioned
847 cxx0x_status.html page.
849 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
852 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
853 in addition to TREE_USED, to avoid "set but unused" warnings.
855 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
857 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
858 (is_loop_prefetching_profitable): Do not insert prefetches
859 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
860 times the prefetch ahead distance.
862 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
864 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
865 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
866 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
869 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
871 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
872 a diagnostic info when the insn-to-mem ratio is too small.
874 2010-05-07 Richard Guenther <rguenther@suse.de>
876 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
878 (store_arg): Queue temp_filename for deletion instead of
881 2010-05-07 Richard Guenther <rguenther@suse.de>
883 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
884 (run_gcc): Handle LTRANS phase invocation.
885 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
887 2010-05-07 Jakub Jelinek <jakub@redhat.com>
889 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
890 this is also meaningful on PARM_DECLs and RESULT_DECLs.
892 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
894 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
896 2010-05-07 Richard Guenther <rguenther@suse.de>
898 PR tree-optimization/44020
899 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
900 code when PRE is not yet initialized.
902 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
904 * config/mips/dbxmdebug.h: Remove.
905 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
907 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
909 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
910 with null pointer and also warn about ordered comparison of zero with
913 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
915 * graphite-blocking.c
916 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
917 * graphite-clast-to-gimple.c
918 (clast_to_gcc_expression): Same.
919 (precision_for_value): Same.
920 (precision_for_interval): Same.
921 (gcc_type_for_interval): Same.
922 (graphite_create_new_guard): Same.
923 (compute_bounds_for_level): Same.
924 (graphite_create_new_loop_guard): Same.
925 * graphite-interchange.c
926 (build_linearized_memory_access): Same.
927 (pdr_stride_in_loop): Same.
928 (memory_strides_in_loop_1): Same.
929 (memory_strides_in_loop): Same.
930 (extend_scattering): Same.
931 (psct_scattering_dim_for_loop_depth): Same.
932 (pbb_number_of_iterations): Same.
934 (debug_iteration_domains): Same.
936 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
937 (ppl_set_inhomogeneous_gmp): Same.
938 (ppl_strip_loop): Same.
939 (ppl_lexico_compare_linear_expressions): Same.
940 (ppl_read_polyhedron_matrix): Same.
941 (ppl_max_for_le_pointset): Same.
943 (ppl_read_polyhedron_matrix): Same.
944 (tree_int_to_gmp): Same.
945 (gmp_cst_to_tree): Same.
946 (ppl_set_inhomogeneous): Same.
947 (ppl_set_inhomogeneous_tree): Same.
948 (ppl_set_coef): Same.
949 (ppl_set_coef_tree): Same.
950 * graphite-sese-to-poly.c
951 (build_pbb_scattering_polyhedrons): Same.
952 (build_scop_scattering): Same.
953 (scan_tree_for_params_right_scev): Same.
954 (scan_tree_for_params): Same.
955 (find_params_in_bb): Same.
956 (find_scop_parameters): Same.
957 (add_upper_bounds_from_estimated_nit): Same.
958 (build_loop_iteration_domains): Same.
959 (add_condition_to_domain): Same.
960 (pdr_add_memory_accesses): Same.
962 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
964 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
965 CLooG's value_* macros to their respective mpz_* counterparts.
966 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
967 (graphite_create_new_loop_guard): Same.
968 * graphite-interchange.c (build_linearized_memory_access): Same.
969 (pdr_stride_in_loop): Same.
970 (memory_strides_in_loop_1): Same.
971 (1st_interchange_profitable_p): Same.
972 * graphite-poly.c (extend_scattering): Same.
973 (psct_scattering_dim_for_loop_depth): Same.
974 (pbb_number_of_iterations): Same.
975 (pbb_number_of_iterations_at_time): Same.
976 * graphite-poly.h (new_1st_loop): Same.
977 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
978 (oppose_constraint): Same.
979 (insert_constraint_into_matrix): Same.
980 (ppl_set_inhomogeneous_gmp): Same.
981 (ppl_set_coef_gmp): Same.
982 (ppl_strip_loop): Same.
983 (ppl_lexico_compare_linear_expressions): Same.
984 (ppl_max_for_le_pointset): Same.
985 (ppl_min_for_le_pointset): Same.
986 (ppl_build_realtion): Same.
987 * graphite-ppl.h (gmp_cst_to_tree): Same.
988 (ppl_set_inhomogeneous): Same.
989 (ppl_set_inhomogeneous_tree): Same.
990 (ppl_set_coef): Same.
991 (ppl_set_coef_tree): Same.
992 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
993 (build_scop_scattering): Same.
994 (add_value_to_dim): Same.
995 (scan_tree_for_params_right_scev): Same.
996 (scan_tree_for_params_int): Same.
997 (scan_tree_for_params): Same.
998 (find_params_in_bb): Same.
999 (find_scop_parameters): Same.
1000 (add_upper_bounds_from_estimated_nit): Same.
1001 (build_loop_iteration_domains): Same.
1002 (create_linear_expr_from_tree): Same.
1003 (add_condition_to_domain): Same.
1004 (pdr_add_memory_accesses): Same.
1006 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1007 Jason Merrill <jason@redhat.com>
1009 * c-common.c (c_common_reswords): Add nullptr.
1010 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1011 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1012 (gen_type_die_with_usage): Likewise.
1013 * dbxout.c (dbxout_type): Likewise.
1014 * sdbout.c (plain_type_1): Likewise.
1016 2010-05-06 Jason Merrill <jason@redhat.com>
1018 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1019 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1021 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1023 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1024 stripping WITH_SIZE_EXPR.
1025 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1028 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1030 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1031 list of obsolete configurations.
1032 Disabled check for obsolete configurations.
1033 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1034 Removed support for previous versions.
1035 * config/mips/iris.h: Removed.
1036 * config/mips/iris5.h: Removed.
1037 * config/mips/iris6.h: Merged old iris.h contents.
1038 (TARGET_IRIX): Removed.
1039 (DRIVER_SELF_SPECS): Removed mabi=32.
1040 (IDENT_ASM_OP): Removed undef.
1041 (STARTFILE_SPEC): Removed mabi=32.
1042 (ENDFILE_SPEC): Likewise.
1043 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1044 (MACHINE_TYPE): Update for IRIX 6.5.
1045 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1046 TARGET_IRIX by TARGET_IRIX6.
1047 (mips_file_start): Likewise.
1048 (mips_output_external): Remove IRIX 5/6 O32 support.
1049 (mips_output_function_prologue): Likewise.
1050 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1052 (TARGET_CPU_CPP_BUILTINS): Likewise.
1053 (TARGET_IRIX): Removed.
1054 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1055 (MULTILIB_DIRNAMES): Removed 32.
1056 (MULTILIB_OSDIRNAMES): Removed ../lib.
1057 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1058 (Specific, mips-sgi-irix5): Document removal.
1059 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1060 Remove references to older IRIX 6 releases and the O32 ABI.
1062 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1065 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1066 instead of DF_REF_REAL_REG.
1068 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1071 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1072 handling to still return true for x64 targets.
1074 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1076 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1078 2010-05-06 Jan Hubicka <jh@suse.cz>
1080 PR tree-optimization/43791
1081 * ipa-inline.c (update_caller_keys): Remove bogus
1082 disregard_inline_limits check.
1084 2010-05-06 Michael Matz <matz@suse.de>
1086 PR tree-optimization/43984
1087 * tree-ssa-pre.c (inserted_phi_names): Remove.
1088 (inserted_exprs): Change to bitmap.
1089 (create_expression_by_pieces): Set bits, don't append to vector.
1090 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1091 (eliminate): Don't look at inserted_phi_names, remove deleted
1092 insns from inserted_exprs.
1093 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1094 (init_pre, fini_pre): Allocate and free bitmaps.
1095 (execute_pre): Insert insns on edges before elimination.
1097 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1099 * tree.c (initializer_zerop): Handle STRING_CST.
1101 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1104 * doc/invoke.texi (Wimplicit): Document as C only.
1105 * opts.c (common_handle_option): Add argument kind.
1106 (handle_option): Rename as read_cmdline_option. Factor out code to...
1107 (handle_option): ... here. New.
1108 (handle_options): Rename as read_cmdline_options.
1109 (decode_options): Update call.
1110 (set_option): Use option index instead of option pointer. Classify
1111 diagnostics correctly.
1112 (enable_warning_as_error): Call handle_option.
1113 * opts.h (set_option): Update declaration.
1114 (handle_option): Declare.
1115 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1116 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1117 * c-opts.c (set_Wimplicit): Delete.
1118 (c_family_lang_mask): New static constant.
1119 (c_common_handle_option): Add argument kind. Use handle_option
1120 instead of set_Wimplicit.
1121 (c_common_post_options): warn_implicit and warn_implicit_int
1122 are disabled by default.
1123 * c-common.c (warn_implicit): Do not define here.
1124 * c-common.h (warn_implicit): Do not declare here.
1125 (c_common_handle_option): Update declaration.
1126 * lto-opts.c (lto_reissue_options): Update call to set_option.
1128 2010-05-06 Richard Guenther <rguenther@suse.de>
1130 PR tree-optimization/43571
1131 * domwalk.c (walk_dominator_tree): Walk the dominator
1132 sons in more optimal order.
1134 2010-05-06 Richard Guenther <rguenther@suse.de>
1136 PR tree-optimization/43934
1137 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1138 (stmt_cost): Likewise.
1139 (extract_true_false_args_from_phi): New helper.
1140 (determine_max_movement): For PHI nodes verify we can hoist them
1141 and compute their cost.
1142 (determine_invariantness_stmt): Handle PHI nodes.
1143 (move_computations_stmt): Likewise. Hoist PHI nodes in
1144 if-converted form using COND_EXPRs.
1145 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1146 (tree_ssa_lim): Likewise.
1147 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1148 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1150 2010-05-06 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/43987
1153 * tree-ssa-structalias.c (could_have_pointers): For possibly
1154 address-taken variables force pointers to be recorded.
1155 (create_variable_info_for_1): Likewise.
1156 (push_fields_onto_fieldstack): Pass in wheter all fields
1158 (find_func_aliases): Query types instead of vars whether
1159 they contain pointers where appropriate.
1161 2010-05-06 Jan Hubicka <jh@suse.cz>
1163 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1164 (record_reference, mark_address, mark_load, mark_store): Record
1166 (record_references_in_initializer): Update call of record_references.
1167 (rebuild_cgraph_edges): Remove all references before rebuiding.
1168 * cgraph.c (cgraph_create_node): Clear ref list.
1169 (cgraph_remove_node): Remove references.
1170 (dump_cgraph_node): Dump references.
1171 (cgraph_clone_node): Clone references.
1172 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1173 (struct cgraph_node, varpool_node): Add ref_lst.
1174 * ipa-ref.c: New file.
1175 * ipa-ref.h: New file.
1176 * ipa-ref-inline.h: New file.
1177 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1178 (referenced_from_other_partition_p): New function.
1179 (lto_output_varpool_node): Take set arugment; call
1180 referenced_from_other_partition.
1181 (lto_output_ref): New.
1182 (add_references): New.
1184 (output_cgraph): Compute boundary based on references; output refs.
1185 (output_varpool): Accept cgraph_node_set argument.
1188 (input_cgraph): Call input_refs.
1189 * lto-section-in.c (lto_section_name): Add refs.
1190 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1191 (ipa-ref.o): New file.
1192 * varpool.c (varpool_node): Clear ipa ref list.
1193 (varpool_remove_node): Remove references.
1194 (dump_varpool_node): Dump references.
1195 (varpool_assemble_decl): Only compile finalized ones.
1196 (varpool_extra_name_alias): Initialize ref list.
1197 * lto-streamer.c (lto-get_section_name): Add .refs section.
1198 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1199 (referenced_from_other_partition_p): Declared.
1201 2010-05-06 Ira Rosen <irar@il.ibm.com>
1203 PR tree-optimization/43901
1204 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1205 type is not NULL if it's transformation phase, and return
1206 FALSE if it's analysis.
1207 (vectorizable_conversion, vectorizable_operation,
1208 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1210 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1212 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1214 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1216 * config/mips/mips-protos.h
1217 (mips_small_register_classes_for_mode_p): Delete prototype.
1219 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1221 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1222 * config/arm/arm.c (multiple_operation_profitable_p,
1223 compute_offset_order): New static functions.
1224 (load_multiple_sequence, store_multiple_sequence): Use them.
1225 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1226 memory offsets, not register numbers.
1227 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1229 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1231 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1232 (get_pending_sizes, put_pending_size, put_pending_sizes):
1233 Update the uses of pending_sizes.
1234 * c-decl.c (store_parm_decls): Likewise.
1235 * c-tree.h (struct c_arg_info): Likewise.
1236 * tree.h: Update the prototype for get_pending_sizes and
1239 2010-05-05 Jason Merrill <jason@redhat.com>
1242 * c-common.c (handle_aligned_attribute): Respect
1243 ATTR_FLAG_TYPE_IN_PLACE.
1246 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1247 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1248 (TARGET_INITIALIZER): Use it.
1249 * c-common.c (attribute_takes_identifier_p): Call it.
1250 * c-common.h: Update prototype.
1251 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1252 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1254 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1257 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1258 DW_ID_down_case for Fortran compilation units.
1260 2010-05-05 Jan Hubicka <jh@suse.cz>
1262 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1265 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1267 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1268 a variable-sized RESULT_DECL.
1270 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1272 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1274 2010-05-05 Jason Merrill <jason@redhat.com>
1277 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1279 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1281 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1282 Jakub Jelinek <jakub@redhat.com>
1285 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1286 (dead_debug_init, dead_debug_finish): New functions.
1287 (dead_debug_add, dead_debug_insert_before): Likewise.
1288 (df_note_bb_compute): Initialize a dead_debug object, add dead
1289 debug uses to it, insert debug bind insns before death insns,
1290 reset debug insns that refer to pending uses at the end.
1291 * rtl.h (make_debug_expr_from_rtl): New prototype.
1292 * varasm.c (make_debug_expr_from_rtl): New function.
1294 2010-05-05 Jan Hubicka <jh@suse.cz>
1296 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1297 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1298 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1299 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1300 lto_varpool_encoder_encode_initializer_p,
1301 lto_set_varpool_encoder_encode_initializer): New functions.
1302 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1303 call output_varpool.
1304 (input_varpool_node): Do not always set analyzed.
1305 (input_cgraph_1): Return vector of cgraph nodes.
1306 (input_varpool_1): Return vector of varpools.
1307 (input_cgraph): Free the vectors.
1308 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1309 output only initializers needed.
1310 (lto_output): Only call output_cgraph.
1311 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1312 * lto-section-out.c (lto_new_out_decl_state): Initialize
1313 state->varpool_node_encoder.
1314 * lto-streamer.h (lto_varpool_encoder_d): New.
1315 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1316 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1317 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1318 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1319 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1321 (output_varpool, input_varpool): Remove declarations.
1323 2010-05-05 Jan Hubicka <jh@suse.cz>
1325 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1326 with body can prevail.
1328 2010-05-05 Jan Hubicka <jh@suse.cz>
1330 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1333 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1335 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1337 * gengtype.h (erro_at_line): Constify pos argument.
1339 * gengtype.c: Include hashtab.h.
1340 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1341 (error_at_line): Constify pos argument.
1342 (do_typedef): Initialize p->opt field.
1343 (get_file_gtfilename): Fix comment typo.
1344 (struct walk_type_data): Constify line field.
1345 (get_output_file_for_structure): New function.
1346 (write_local_func_for_structure): Constify orig_s argument.
1347 Use get_output_file_for_structure.
1348 (write_func_for_structure): Use get_output_file_for_structure.
1349 (INDENT): New define.
1350 (dump_pair, dump_type, dump_type_list, dump_typekind)
1351 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1352 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1354 (seen_types): New variable.
1355 (main): New variable do_dump. Process "-d" command line option.
1356 Call dump_everything if dump requested.
1358 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1360 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1361 in a temporary instead of invoking the macro multiple times.
1362 (track_expr_p): Likewise.
1364 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1366 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1368 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1369 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1370 conditions for printing notes.
1371 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1372 true, update documentation.
1373 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1375 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1378 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1381 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1384 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1385 (*sse_prologue_save_insn1): Likewise.
1386 (SSE prologue save splitter): Likewise.
1388 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1390 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1391 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1392 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1393 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1394 all decls. Call it on DECL_FIELD_OFFSET of fields.
1395 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1396 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1398 2010-05-04 Martin Jambor <mjambor@suse.cz>
1400 * tree-sra.c (build_access_from_expr_1): The first parameter type
1401 changed to simple tree.
1402 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1403 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1405 (build_accesses_from_assign): Removed all parameters except for a
1406 simple gimple statement. Now returns a simple bool.
1407 (scan_function): All non-analysis parts moved to separate functions
1408 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1409 parameters and updated both callers.
1410 (sra_modify_expr): Removed parameter data.
1411 (sra_modify_function_body): New function.
1412 (perform_intra_sra): Call sra_modify_function_body to modify the
1414 (replace_removed_params_ssa_names): Parameter data changed into
1416 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1417 changed the parameter dont_convert to convert with the opposite
1419 (sra_ipa_modify_assign): Parameter data changed into adjustments
1420 vector, return value changed to bool.
1421 (ipa_sra_modify_function_body): New function.
1422 (sra_ipa_reset_debug_stmts): Updated a comment.
1423 (modify_function): Use ipa_sra_modify_function_body to modify function
1426 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1429 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1430 (canon_true_dependence): Likewise.
1431 (write_dependence_p): Likewise.
1433 2010-05-04 Jan Hubicka <jh@suse.cz>
1435 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1436 * cgraphbuild.c: Include ipa-utils.h
1437 (record_reference_ctx): New struct.
1438 (record_reference): Simplify to work on initializers; not statements.
1439 (mark_address, mark_load, mark_store): New.
1440 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1442 (record_references_in_initializer): Update use of record_reference.
1443 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1446 2010-05-04 Jan Hubicka <jh@suse.cz>
1448 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1449 node will be removed anyway.
1450 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1451 relink aliases of node into prevailing node.
1452 * varpool.c (varpool_remove_node): Remove aliases properly;
1453 when removing node, remove all its aliases too; remove DECL_INITIAL
1454 of removed node; ggc_free the varpool node.
1456 2010-05-04 Richard Guenther <rguenther@suse.de>
1458 PR tree-optimization/43879
1459 * tree-ssa-structalias.c (alias_get_name): Use
1460 DECL_ASSEMBLER_NAME if available.
1461 (create_function_info_for): Return the varinfo node.
1462 (ipa_pta_execute): Associate same-body aliases and extra names
1463 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1465 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1467 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1469 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1472 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1473 only if HONOR_REG_ALLOC_ORDER is not defined.
1475 2010-05-04 Richard Guenther <rguenther@suse.de>
1477 PR tree-optimization/43949
1478 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1481 2010-04-26 Jason Merrill <jason@redhat.com>
1483 * c.opt (-fstrict-enums): New.
1484 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1486 2010-05-03 David Ung <davidu@mips.com>
1487 James E. Wilson <wilson@codesourcery.com>
1489 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1490 emit the trap instruction before the divide for TUNE_74K.
1492 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1494 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1495 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1496 based on the above, for new target hook.
1498 * hooks.c (hook_bool_mode_true): New generic hook.
1499 * hooks.h (hook_bool_mode_true): Add prototype.
1501 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1503 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1504 target hook, set to hook_bool_mode_false.
1505 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1506 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1507 with targetm.small_register_classes_for_mode_p.
1508 (find_reusable_reload): Likewise.
1509 (combine_reloads): Likewise.
1510 * reload1.c (reload_as_needed): Likewise.
1511 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1512 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1513 dead_or_predicable): Likewise.
1514 * regmove.c (optimize_reg_copy_1): Likewise.
1515 * calls.c (prepare_call_address): Likewise.
1516 (precompute_register_parameters): Likewise.
1518 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1520 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1521 implementation of the hook that considers all register classes
1522 small except for SH64.
1523 (sh_override_options): Use the new hook.
1524 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1527 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1529 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1530 implementation of the hook that considers all register classes
1532 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1535 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1537 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1538 implementation of the hook that considers all register classes
1540 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1543 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1545 * config/m32c/m32c.h: Likewise.
1546 * config/pdp11/pdp11.h: Likewise.
1547 * config/avr/avr.h: Likewise.
1548 * config/xtensa/xtensa.h: Likewise.
1549 * config/m68hc11/m68hc11.h: Likewise.
1550 * config/mn10300/mn10300.h: Likewise.
1551 * config/mcore/mcore.h: Likewise.
1552 * config/h8300/h8300.h: Likewise.
1553 * config/bfin/bfin.h: Likewise.
1555 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1556 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1558 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1560 * double-int.h (tree_to_double_int): Remove macro.
1561 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1562 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1563 (tree_to_double_int): New function.
1564 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1566 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1568 2010-05-03 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/43971
1571 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1572 constraints in the !flag_delete_null_pointer_checks case.
1574 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1577 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1578 result mode matches original rtl mode.
1580 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1583 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1585 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1588 when processing flag options.
1590 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1592 * gcov-iov.c (main): Change format string placeholder
1593 from %#08x to 0x%08x.
1594 * genchecksum.c (dosum): Change format string placeholder
1595 from %#02x to 0x%02x.
1597 2010-05-02 Richard Guenther <rguenther@suse.de>
1599 PR tree-optimization/43879
1600 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1602 2010-05-02 Bruno Haible <bruno@clisp.org>
1604 * doc/extend.texi (Function Attributes): Fix a typo.
1606 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1609 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1610 placeholder from 0x%x to %#x.
1611 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1612 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1613 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1614 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1615 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1616 * config/i386/i386.c (ix86_target_string): Ditto.
1617 * config/i386/i386.c (output_pic_addr_const): Ditto.
1618 (print_operand): Ditto.
1620 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1622 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1623 placeholder from 0x%x to %#x.
1624 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1625 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1626 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1627 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1628 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1629 * optc-gen.awk: Ditto.
1630 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1631 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1632 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1633 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1635 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1637 * target.h (struct calls): Add function_value_regno_p field.
1638 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1639 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1640 * targhooks.c (default_function_value_regno_p): New function.
1641 * targhooks.h (default_function_value_regno_p): Declare function.
1642 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1643 * builtins.c. (apply_result_size): (Ditto.).
1644 * combine.c. (likely_spilled_retval_p): (Ditto.).
1645 * mode-switching.c. Include 'target.h'.
1646 (create_pre_exit): Use function_value_regno_p hook.
1647 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1648 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1649 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1651 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1652 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1653 (ix86_function_value_regno_p): Declare as static, change argument
1654 type to const unsigned int.
1655 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1657 2010-05-01 Richard Guenther <rguenther@suse.de>
1659 PR tree-optimization/43949
1660 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1662 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1664 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1666 * rtl.h (CONST_DOUBLE_P): Define.
1667 (rtx_to_double_int): Declare.
1668 * emit-rtl.c (rtx_to_double_int): New function.
1669 * dwarf2out.c (insert_double): New function.
1670 (loc_descriptor, add_const_value_attribute): Clean up, use
1671 rtx_to_double_int and insert_double functions.
1673 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1675 * doc/extend.texi (Inline): Add missing return keyword to examples.
1676 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1679 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1681 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1682 the variable part of the offset as well. Use highest_pow2_factor for
1683 all alignment checks.
1685 2010-04-30 Richard Guenther <rguenther@suse.de>
1687 PR tree-optimization/43879
1688 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1691 2010-04-30 Jan Hubicka <jh@suse.cz>
1693 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1695 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1697 2010-04-30 Jan Hubicka <jh@suse.cz>
1699 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1701 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1702 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1703 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1704 cgraph_node_set_needs_ltrans_p): Remove.
1706 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1708 * sdbout.c: Include vec.h, do not include varray.h.
1709 (deferred_global_decls, sdbout_global_decl,
1710 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1711 * toplev.c: Do not include varray.h.
1712 (dump_memory_report): Do not dump VARRAY statistics.
1713 * gengtype.c (open_base_file): Ignore varray.h.
1714 * Makefile.in: Update for abovementioned changes.
1715 Remove all traces of varray.c and varray.h.
1716 * varray.c: Remove file.
1717 * varray.h: Remove file.
1719 2010-04-30 Jan Hubicka <jh@suse.cz>
1721 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1724 2010-04-30 Jan Hubicka <jh@suse.cz>
1726 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1729 2010-04-30 Richard Guenther <rguenther@suse.de>
1731 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1732 constraints for CONSTRUCTOR.
1734 2010-04-30 Richard Guenther <rguenther@suse.de>
1737 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1738 first after all lowering passes.
1740 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1742 * toplev.c: Include varray.h for statistics dumping.
1743 * tree.h: Do not declare varray_head_tag.
1744 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1745 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1746 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1747 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1748 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1749 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1750 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1751 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1753 * Makefile.in: Update for abovementioned changes.
1755 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1758 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1760 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1762 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1763 Use this function to do machine-specific conversion.
1764 (picochip_legitimize_reload_address): Likewise.
1765 (picochip_legitimate_address_p): Check valid base register only if
1767 (picochip_check_conditional_copy): Check for modw only if opnd is
1769 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1770 to call the function in c.
1771 * config/picochip/picochip-protos.h
1772 (picochip_legitimize_reload_address): Define.
1773 * config/picochip/picochip.md (supported_compare1): Define.
1775 2010-04-30 Jan Hubicka <jh@suse.cz>
1777 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1778 (cgraph_global_info): Remove inlined.
1779 (LTO_cgraph_tag_names): Remove.
1780 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1781 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1782 simplify cgraph tags and document.
1783 (lto_output_node): Use only LTO_cgraph_unavail_node and
1784 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1785 for_functions_valid, global info, process and output flags.
1786 (input_overwrite_node): Initialize estimated stack size and
1787 estimated growth. Do not read flags we no longer store.
1788 (input_node): Likewise do not read info no longer stored.
1789 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1792 2010-04-30 Richard Guenther <rguenther@suse.de>
1794 PR tree-optimization/43879
1795 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1796 handle non-zero initializers.
1798 2010-04-30 Richard Guenther <rguenther@suse.de>
1800 * builtins.c (fold_builtin_1): Delete free (0).
1802 2010-04-29 Jan Hubicka <jh@suse.cz>
1804 * gengtype.c (open_base_files): Add lto-streamer.h
1805 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1806 (pass_ipa_cp): GGC collect.
1807 * toplev. (compile_file): Do not output symbols.
1808 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1809 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1810 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1811 * lto-section-in.c: Include ggc.h
1812 (lto_new_in_decl_state): Alloc in GGC.
1813 (lto_delete_in_decl_state): Likewise.
1814 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1817 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1820 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1821 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1822 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1823 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1824 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1825 account only if HONOR_REG_ALLOC_ORDER is not defined.
1826 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1827 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1829 2010-04-29 Jon Grant <04@jguk.org>
1831 * collect2.c (vflag): Change type from int to bool.
1833 (helpflag): New global bool.
1834 (main): Set vflag and debug with boolean, not integer truth values.
1835 Accept new "--help" option and output usage text if found.
1836 * collect2.h (vflag): Update prototype.
1839 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1842 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1844 2010-04-29 Richard Guenther <rguenther@suse.de>
1847 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1848 with ATTRIBUTE_UNUSED.
1850 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1853 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1854 INSN_P with NONDEBUG_INSN_P.
1855 (distance_non_agu_define): Likewise.
1856 (distance_agu_use): Likewise.
1858 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1860 From Dominique d'Humieres <dominiq@lps.ens.fr>
1862 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1865 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1867 * plugin.h (invoke_plugin_callbacks): New inline function.
1868 * plugin.c (flag_plugin_added): New global flag.
1869 (add_new_plugin): Initialize above flag.
1870 (invoke_plugin_callbacks): Rename to ...
1871 (invoke_plugin_callbacks_full): ... this.
1873 2010-04-28 Jan Hubicka <jh@suse.cz>
1875 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1876 (lto_varpool_replace_node): New.
1877 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1878 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1879 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1880 * cgraph.h (varpool_node_ptr): New type.
1881 (varpool_node_ptr): New vector.
1882 (varpool_node_set_def): New structure.
1883 (varpool_node_set): New type.
1884 (varpool_node_set): New vector.
1885 (varpool_node_set_element_def): New structure.
1886 (varpool_node_set_element, const_varpool_node_set_element): New types.
1887 (varpool_node_set_iterator): New type.
1888 (varpool_node): Add prev pointers, add used_from_other_partition,
1890 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1891 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1892 varpool_get_node, varpool_remove_node): Declare.
1893 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1894 varpool_node_set_size): New inlines.
1895 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1896 * tree-pass.h (varpool_node_set_def): Forward declare.
1897 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1898 (ipa_write_optimization_summaries): Update prototype.
1899 * ipa-cp.c (ipcp_write_summary): Update.
1900 * ipa-reference.c (ipa_reference_write_summary): Update.
1901 * lto-cgraph.c (lto_output_varpool_node): New static function.
1902 (output_varpool): New function.
1903 (input_varpool_node): New static function.
1904 (input_varpool_1): New function.
1905 (input_cgraph): Input varpool.
1906 * ipa-pure-const.c (pure_const_write_summary): Update.
1907 * lto-streamer-out.c (lto_output): Update, output varpool too.
1908 (write_global_stream): Kill WPA hack.
1909 (produce_asm_for_decls): Update.
1910 (output_alias_pair_p): Handle variables.
1911 (output_unreferenced_globals): Output only needed partition of varpool.
1912 * ipa-inline.c (inline_write_summary): Update.
1913 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1915 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1916 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1917 varpool_node_set_new, varpool_node_set_add,
1918 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1919 debug_varpool_node_set): New functions.
1920 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1921 (execute_one_pass): Process new decls too.
1922 (ipa_write_summaries_2): Pass around vsets.
1923 (ipa_write_summaries_1): Likewise.
1924 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1926 (ipa_write_optimization_summaries_1): Pass around vsets.
1927 (ipa_write_optimization_summaries): Likewise.
1928 * varpool.c (varpool_get_node): New.
1929 (varpool_node): Update doubly linked lists.
1930 (varpool_remove_node): New.
1931 (dump_varpool_node): More dumping.
1932 (varpool_enqueue_needed_node): Update doubly linked lists.
1933 (decide_is_variable_needed): Kill ltrans hack.
1934 (varpool_finalize_decl): Kill lto hack.
1935 (varpool_assemble_decl): Skip decls in other partitions.
1936 (varpool_assemble_pending_decls): Update doubly linkes lists.
1937 (varpool_empty_needed_queue): Likewise.
1938 (varpool_extra_name_alias): Likewise.
1939 * lto-streamer.c (lto_get_section_name): Add vars section.
1940 * lto-streamer.h (lto_section_type): Update.
1941 (output_varpool, input_varpool): Declare.
1943 2010-04-28 Mike Stump <mikestump@comcast.net>
1945 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1947 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1949 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1950 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1951 (lto_input_ts_type_tree_pointers): Likewise.
1952 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1953 (lto_output_ts_type_tree_pointers): Likewise.
1955 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1957 Uniquization of constants at the Tree level
1958 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1959 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1961 (tree_output_constant_def): Declare.
1962 * gimplify.c (gimplify_init_constructor): When using block copy, first
1963 uniquize the constant constructor on the RHS.
1964 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1965 DECL_IN_CONSTANT_POOL flag.
1966 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1967 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1969 (assemble_variable): Deal with symbols belonging to the tree constant
1971 (get_constant_section): Add ALIGN parameter and simplify.
1972 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1973 (assemble_constant_contents): Use the expression of the VAR_DECL.
1974 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1975 (tree_output_constant_def): New global function.
1976 (mark_constant): Use the expression of the VAR_DECL.
1977 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1979 (output_object_block): Likewise and assemble the expression.
1981 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1983 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1984 hash_tree, eq_tree): New tree hash table.
1985 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1986 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1987 lto_orig_address_remove): Reimplement.
1989 2010-04-28 Xinliang David Li <davidxl@google.com>
1992 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1993 (compute_uninit_opnds_pos): New function.
1994 (is_non_loop_exit_postdominating): New function.
1995 (compute_control_dep_chain): New function.
1996 (find_pdom): New function.
1997 (convert_control_dep_chain_into_preds): New function.
1998 (find_predicates): New function.
1999 (find_control_equiv_block): New function.
2000 (collect_phi_def_edges): New function.
2001 (find_def_preds): New function.
2002 (find_dom): New function.
2003 (dump_predicates): New function.
2004 (get_cmp_code): New function.
2005 (is_value_included_in): New function.
2006 (find_matching_predicate_in_rest_chains): New function.
2007 (use_pred_not_overlap_with_undef_path_pred): New function.
2008 (is_use_properly_guarded): New function.
2009 (normalize_cond_1): New function.
2010 (is_and_or_or): New function.
2011 (normalize_cond): New function.
2012 (is_gcond_subset_of): New function.
2013 (is_subset_of_any): New function.
2014 (is_or_set_subset_of): New function.
2015 (is_and_set_subset_of): New function.
2016 (is_norm_cond_subset_of): New function.
2017 (is_pred_expr_subset_of): New function.
2018 (is_pred_chain_subset_of): New function.
2019 (is_included_in): New function.
2020 (is_superset_of): New function.
2021 (find_uninit_use): New function.
2022 (warn_uninitialized_phi): New function.
2023 (compute_possibly_undefined_names): New function.
2024 (ssa_undefined_value_p): New function.
2025 (execute_late_warn_uninitialized): New function.
2026 * tree-ssa.c (ssa_undefined_value_p): Removed.
2027 (warn_uninit): Changed to extern.
2028 (warn_uninitialized_phi): Removed.
2029 (warn_uninitialized_vars): Changed to extern.
2030 (execute_late_warn_uninitialized): Removed
2031 * tree-flow.h: Add new prototypes.
2032 * timevar.def: Add new time variable.
2033 * Makefile.in: Add new build file.
2035 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2037 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2040 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2043 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2045 2010-04-28 Martin Jambor <mjambor@suse.cz>
2047 * cgraph.h (struct cgraph_node): New field indirect_calls.
2048 (struct cgraph_indirect_call_info): New type.
2049 (struct cgraph_edge): Removed field indirect_call. New fields
2050 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2051 (cgraph_create_indirect_edge): Declare.
2052 (cgraph_make_edge_direct): Likewise.
2053 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2054 * ipa-prop.h (struct ipa_param_call_note): Removed.
2055 (struct ipa_node_params): Removed field param_calls.
2056 (ipa_create_all_structures_for_iinln): Declare.
2057 * cgraph.c: Described indirect edges and uids in initial comment.
2058 (cgraph_add_edge_to_call_site_hash): New function.
2059 (cgraph_edge): Search also among the indirect edges, use
2060 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2061 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2062 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2064 (initialize_inline_failed): Assign a reason to indirect edges.
2065 (cgraph_create_edge_1): New function.
2066 (cgraph_create_edge): Moved some functionality to
2067 cgraph_create_edge_1.
2068 (cgraph_create_indirect_edge): New function.
2069 (cgraph_edge_remove_callee): Add an assert checking for
2071 (cgraph_edge_remove_caller): Special-case indirect edges.
2072 (cgraph_remove_edge): Likewise.
2073 (cgraph_set_edge_callee): New function.
2074 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2075 (cgraph_make_edge_direct): New function.
2076 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2077 the declaration of the call statement matches.
2078 (cgraph_node_remove_callees): Special-case indirect edges.
2079 (cgraph_clone_edge): Likewise.
2080 (cgraph_clone_node): Clone also the indirect edges.
2081 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2082 indirect_call, dump count of indirect_calls edges.
2083 * ipa-prop.c (iinlining_processed_edges): New variable.
2084 (ipa_note_param_call): Create indirect edges instead of
2085 creating notes. New parameter node.
2086 (ipa_analyze_call_uses): New parameter node, pass it on to
2087 ipa_note_param_call.
2088 (ipa_analyze_stmt_uses): Likewise.
2089 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2090 (print_edge_addition_message): Work on edges rather than on notes.
2091 (update_call_notes_after_inlining): Likewise, renamed to
2092 update_indirect_edges_after_inlining.
2093 (ipa_create_all_structures_for_iinln): New function.
2094 (ipa_free_node_params_substructures): Do not free notes.
2095 (ipa_edge_duplication_hook): Propagate bits within
2096 iinlining_processed_edges bitmap.
2097 (ipa_node_duplication_hook): Do not duplicate notes.
2098 (free_all_ipa_structures_after_ipa_cp): Renamed to
2099 ipa_free_all_structures_after_ipa_cp.
2100 (free_all_ipa_structures_after_iinln): Renamed to
2101 ipa_free_all_structures_after_iinln.
2102 (ipa_write_param_call_note): Removed.
2103 (ipa_read_param_call_note): Removed.
2104 (ipa_write_indirect_edge_info): New function.
2105 (ipa_read_indirect_edge_info): Likewise.
2106 (ipa_write_node_info): Do not stream notes, do stream information
2108 (ipa_read_node_info): Likewise.
2109 (lto_ipa_fixup_call_notes): Removed.
2110 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2111 * ipa-inline.c (pass_ipa_inline): Likewise.
2112 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2113 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2114 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2116 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2118 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2119 (output_cgraph): Stream also indirect edges.
2120 (lto_output_edge): Added capability to stream indirect edges.
2121 (input_edge): Likewise.
2122 (input_cgraph_1): Likewise.
2123 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2126 2010-04-28 Richard Guenther <rguenther@suse.de>
2128 PR tree-optimization/43879
2129 PR tree-optimization/43909
2130 * tree-ssa-structalias.c (struct variable_info): Add
2131 only_restrict_pointers flag.
2132 (new_var_info): Initialize it. Increment stats.total_vars here.
2133 (create_function_info_for): Do not increment stats.total_vars here.
2134 (get_function_part_constraint): Fix build with C++.
2135 (insert_into_field_list): Remove.
2136 (push_fields_onto_fieldstack): Properly merge fields.
2137 (create_variable_info_for): Split and simplify.
2138 (create_variable_info_for_1): New piece.
2139 (intra_create_variable_infos): Properly make restrict constraints
2142 2010-04-28 Richard Guenther <rguenther@suse.de>
2145 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2147 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2148 Jan Hubicka <hubicka@ucw.cz>
2150 * doc/invoke.texi (-Wsuggest-attribute=const,
2151 -Wsuggest-attribute=pure): Document.
2152 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2153 (function_always_visible_to_compiler_p,
2154 suggest_attribute, warn_function_pure, warn_function_const):
2156 (check_call): Improve debug info.
2157 (analyze_function): Do not check availability.
2158 (add_new_function): Check availability.
2159 (propagate): Output warnings.
2160 (skip_function_for_local_pure_const): New function.
2161 (local_pure_const): Use it; output warnings.
2162 * common.opt (Wsuggest-attribute=const,
2163 Wsuggest-attribute=pure): New.
2165 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2167 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2168 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2169 or DW_CFA_def_cfa_offset{,_sf}.
2171 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2173 * tree.h: Fix truncated long macros.
2175 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2177 * collect2.c (TARGET_64BIT): Redefine to target's default.
2178 * tlink.c: Likewise.
2179 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2180 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2181 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2182 for underscoring __USER_LABEL_PREFIX__.
2183 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2184 (SUB_LINK_ENTRY32): New.
2185 (SUB_LINK_ENTRY64): New.
2186 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2187 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2188 (SUB_LINK_ENTRY64): New.
2189 (SUB_LINK_ENTRY): New.
2190 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2191 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2192 x64 target is choosen.
2193 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2194 * configure: Regenerated.
2195 * configure.ac (leading-mingw64-underscores): Option added.
2197 2010-04-27 Jan Hubicka <jh@suse.cz>
2199 * doc/invoke.texi (-fipa-profile): Document.
2200 * opts.c (decode_options): Enable ipa-profile at -O1.
2201 * timevar.def (TV_IPA_PROFILE): Define.
2202 * common.opt (fipa-profile): Add.
2203 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2205 (cgraph_propagate_frequency): Handle only local ones.
2206 * tree-pass.h (pass_ipa_profile): Declare.
2207 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2208 (pass_ipa_profile): Use TV_IPA_PROFILE.
2209 * ipa.c (ipa_profile): New function.
2210 (gate_ipa_profile): Likewise.
2211 (pass_ipa_profile): New global variable.
2212 * passes.c (pass_ipa_profile): New.
2214 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2216 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2218 2010-04-27 Martin Jambor <mjambor@suse.cz>
2221 * ipa.c (dissolve_same_comdat_group_list): New function.
2222 (function_and_variable_visibility): Call
2223 dissolve_same_comdat_group_list when comdat group contains external or
2225 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2226 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2228 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2230 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2231 (const_hash_1) <VECTOR_CST>: New case.
2232 (compare_constant) <VECTOR_CST>: Likewise.
2233 <ADDR_EXPR>: Deal with LABEL_REFs.
2234 (copy_constant) <VECTOR_CST>: New case.
2236 2010-04-27 Jan Hubicka <jh@suse.cz>
2238 * cgraph.c (cgraph_propagate_frequency): New function.
2239 * cgraph.h (cgraph_propagate_frequency): Declare.
2240 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2241 cgraph_propagate_frequency.
2243 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2245 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2247 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2250 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2251 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2252 here to determine which regs to push and how much stack to reserve.
2254 2010-04-27 Jie Zhang <jie@codesourcery.com>
2256 * doc/gimple.texi (gimple_statement_with_ops): Remove
2257 addresses_taken field.
2258 (gimple_statement_with_memory_ops): Likewise.
2260 2010-04-27 Jan Hubicka <jh@suse.cz>
2262 * tree-inline.c (eni_inlining_weights): Remove.
2263 (estimate_num_insns): Special case more builtins.
2265 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2268 * c-typeck.c (build_binary_op): Move forward check for comparison
2269 pointer with null pointer constant and adjust the diagnostic message.
2271 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2274 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2275 binutils supports extended .section directive needed by LTO, or
2276 warn if older binutils found.
2277 (LTO_BINARY_READER): New AC_SUBST'd variable.
2278 (LTO_USE_LIBELF): Likewise.
2279 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2281 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2282 (LTO_USE_LIBELF): Likewise.
2283 * configure: Regenerate.
2285 * collect2.c (is_elf): Rename from this ...
2286 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2287 object files in addition to ELF-formatted ones.
2288 (scan_prog_file): Caller updated. Also allow for LTO info marker
2289 symbol to be prefixed or not by an extra underscore.
2291 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2292 * config/i386/winnt.c: Also #include lto-streamer.h
2293 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2295 (i386_pe_asm_output_aligned_decl_common): Add comment.
2296 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2298 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2301 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2302 Add missing earlyclobber for second alternative.
2304 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2306 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2307 bits for artificial defs at the top of the block.
2308 * fwprop.c (single_def_use_enter_block): Don't call it.
2310 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2313 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2314 instead of "$gcc_cv_objdump -T".
2315 Use "-undefined dynamic_lookup" on darwin.
2316 * gcc/configure: Regenerate.
2318 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2321 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2323 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2325 * c-parser.c (struct c_token): Move location field up.
2326 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2327 (struct c_declspecs): Convert typespec_word, storage_class, and
2328 default_int_p into bitfields.
2329 (struct c_declarator): Move loc field up.
2331 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2333 * cfgloop.h (struct loop): Move can_be_parallel field up.
2334 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2335 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2337 (struct iv_cand): Convert pos field into a bitfield.
2338 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2340 (struct _stmt_vec_info): Shuffle fields for better packing.
2342 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2344 * varasm.c (IN_NAMED_SECTION): Remove guard.
2345 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2346 (IN_NAMED_SECTION_P): ...this.
2347 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2348 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2350 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2352 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2353 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2354 of shadowing it. Fix comments.
2356 2010-04-26 Jan Hubicka <jh@suse.cz>
2358 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2359 (cgraph_clone_node): Copy function frequency.
2360 * cgraph.h (node_frequency): New enum
2361 (struct cgraph_node): Add.
2362 * final.c (rest_of_clean_state): Update.
2363 * lto-cgraph.c (lto_output_node): Output node frequency.
2364 (input_overwrite_node): Input node frequency.
2365 * tre-ssa-loop-ivopts (computation_cost): Update.
2366 * lto-streamer-out.c (output_function): Do not output function
2368 * predict.c (maybe_hot_frequency_p): Update and handle functions
2370 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2372 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2373 (compute_function_frequency): Set noreturn functions to be executed
2375 (choose_function_section): Update.
2376 * lto-streamer-in.c (input_function): Do not input function frequency.
2377 * function.c (allocate_struct_function): Do not initialize function
2379 * function.h (function_frequency): Remove.
2380 (struct function): Remove function frequency.
2381 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2382 (try_update): Update.
2383 * tree-inline.c (initialize_cfun): Do not update function frequency.
2384 * passes.c (pass_init_dump_file): Update.
2385 * i386.c (ix86_compute_frame_layout): Update.
2386 (ix86_pad_returns): Update.
2388 2010-04-26 Jie Zhang <jie@codesourcery.com>
2390 PR tree-optimization/43833
2391 * tree-vrp.c (range_int_cst_p): New.
2392 (range_int_cst_singleton_p): New.
2393 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2394 when both operands are constants. Use range_int_cst_p in
2397 2010-04-26 Jan Hubicka <jh@suse.cz>
2399 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2401 2010-04-26 Richard Guenther <rguenther@suse.de>
2404 * gimple.c (gimple_decl_printable_name): Deal gracefully
2405 with a NULL DECL_NAME.
2407 2010-04-26 Richard Guenther <rguenther@suse.de>
2410 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2411 if emitting debug information and it is either a function
2412 or a namespace decl.
2414 2010-04-26 Ira Rosen <irar@il.ibm.com>
2416 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2417 determine if the statement is vectorizable, and a macro to access it.
2418 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2419 Skip statements that can't be vectorized. If the analysis fails,
2420 mark the statement as unvectorizable if vectorizing basic block.
2421 (vect_compute_data_refs_alignment): Likewise.
2422 (vect_verify_datarefs_alignment): Skip statements marked as
2423 unvectorizable. Add print.
2424 (vect_analyze_group_access): Skip statements that can't be
2425 vectorized. If the analysis fails, mark the statement as
2426 unvectorizable if vectorizing basic block.
2427 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2428 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2429 generated stmts for SLP.
2430 (new_stmt_vec_info): Initialize the new field.
2431 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2432 statements marked as unvectorizable.
2434 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2436 * c-common.c (flag_isoc1x): New.
2437 (flag_isoc99): Update comment.
2438 * c-common.h (flag_isoc1x): New.
2439 (flag_isoc99): Update comment.
2440 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2441 __<type>_DECIMAL_DIG__.
2442 * c-opts.c (set_std_c1x): New.
2443 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2444 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2445 * c.opt (-std=c1x, -std=gnu1x): New options.
2446 * doc/cpp.texi: Mention -std=c1x.
2447 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2448 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2449 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2450 * doc/standards.texi: Mention C1X.
2451 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2452 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2453 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2456 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2458 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2459 placeholder from 0x%x to %#x.
2460 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2461 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2462 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2463 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2464 * config/i386/i386.c (ix86_target_string): Ditto.
2465 (output_pic_addr_const): Ditto.
2466 (print_operand): Ditto.
2468 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2470 * combine.c (find_split_point): Add third argument. Use it
2471 to find nested multiply-accumulate instructions. Adjust calls.
2472 (try_combine): Adjust call to find_split_point.
2474 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2476 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2478 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2480 PR tree-optimization/41442
2481 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2482 (fold_binary_loc): Call it.
2484 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2486 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2487 * opts.c (common_handle_option): Allow disabling it.
2488 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2490 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2492 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2493 between modes if both types are integral.
2495 2010-04-23 Richard Guenther <rguenther@suse.de>
2497 PR tree-optimization/43572
2498 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2500 2010-04-23 Richard Guenther <rguenther@suse.de>
2503 * tree-inline.c (tree_can_inline_p): Also check compatibility
2506 2010-04-23 Martin Jambor <mjambor@suse.cz>
2508 PR tree-optimization/43846
2509 * tree-sra.c (struct access): New flag grp_assignment_read.
2510 (build_accesses_from_assign): Set grp_assignment_read.
2511 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2512 (enum mark_read_status): New type.
2513 (analyze_access_subtree): Propagate grp_assignment_read, create
2514 accesses also if both direct_read and root->grp_assignment_read.
2516 2010-04-23 Martin Jambor <mjambor@suse.cz>
2519 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2520 function does not have type attributes.
2522 2010-04-23 Richard Guenther <rguenther@suse.de>
2525 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2528 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2530 * sese.h (create_if_region_on_edge): Remove.
2532 * sese.c (create_if_region_on_edge): Make static.
2534 * tree-inline.c: Do not include ggc.h.
2536 * expr.c: Do not include ggc.h.
2538 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2541 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2544 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2545 in the middle of insns for casesi_worker_2.
2547 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2549 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2551 2010-04-22 Ira Rosen <irar@il.ibm.com>
2553 PR tree-optimization/43842
2554 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2555 loop unrolling in update of exit phis. Fix comment.
2556 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2557 least two reduction statements in the loop before starting SLP
2560 2010-04-22 Nick Clifton <nickc@redhat.com>
2562 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2564 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2566 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2569 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2571 * tree-parloops.c (loop_parallel_p): New argument
2572 parloop_obstack. Pass it down.
2573 (parallelize_loops): New variable parloop_obstack. Initialize it,
2574 pass it down, free it.
2576 * tree-loop-linear.c (linear_transform_loops): Pass down
2579 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2580 of type struct obstack *.
2582 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2583 scratch_obstack. Initialize it, pass down, free it.
2585 * lambda.h (lambda_loop_new): Remove.
2586 (lambda_matrix_new, lambda_matrix_inverse)
2587 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2588 argument of type struct obstack *.
2590 * lambda-trans.c (lambda_trans_matrix_new): New argument
2591 lambda_obstack. Pass it down, use obstack allocation for ret.
2592 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2595 * lambda-mat.c (lambda_matrix_get_column)
2596 (lambda_matrix_project_to_null): Remove.
2597 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2599 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2602 * lambda-code.c (lambda_loop_new): New function.
2603 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2604 (lambda_compute_auxillary_space, lambda_compute_target_space)
2605 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2606 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2607 (build_access_matrix): New argument lambda_obstack. Use obstack
2609 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2610 argument lambda_obstack. Pass it down.
2612 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2614 * optabs.h (expand_widening_mult): Declare.
2616 2010-04-22 Richard Guenther <rguenther@suse.de>
2618 PR tree-optimization/43845
2619 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2620 lookup the CALL_EXPR function and arguments.
2622 2010-04-22 Nick Clifton <nickc@redhat.com>
2624 * config/stormy16/stormy16.c
2625 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2626 * config/stormy16/stormy16.h: Tidy up formatting.
2627 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2628 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2629 (ineqbranchsi): Delete pattern.
2630 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2631 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2632 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2633 stormy16-lib2-ucmpsi2.c.
2635 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2637 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2638 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2639 extra set merge_set_noclobber, and use it to relax the final test
2641 * df.h (df_simulate_find_noclobber_defs): Declare.
2642 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2644 (df_simulate_find_noclobber_defs): New function.
2646 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2648 * config/i386/i386.md: Use {} around multi-line preparation statements.
2650 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2652 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2653 (process_init_element): New argument of type struct obstack *.
2655 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2656 (set_init_index, set_init_label, set_nonincremental_init)
2657 (set_nonincremental_init_from_string, find_init_member)
2658 (output_init_element, output_pending_init_elements)
2659 (process_init_element): New argument braced_init_obstack. Pass it
2661 (push_range_stack, add_pending_init): New argument
2662 braced_init_obstack. Use obstack allocation.
2664 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2665 braced_init_obstack. Pass it down.
2666 (c_parser_braced_init): New variables ret, braced_init_obstack.
2667 Initialize obstack, pass it down and finally free it.
2669 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2672 * tree-pass.h (pass_optimize_widening_mul): Declare.
2673 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2674 gate_optimize_widening_mul): New static functions.
2675 (pass_optimize_widening_mul): New.
2676 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2677 <case MULT_EXPR>: Remove support for widening multiplies.
2678 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2679 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2680 simplify_gen_unary rather than directly building extensions.
2681 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2683 * expmed.c (expand_widening_mult): New function.
2684 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2686 2010-04-21 Jan Hubicka <jh@suse.cz>
2688 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2689 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2690 * lto-wpa-fixup.c: Remove.
2691 * Makefile.in (lto-wpa-fixup.o): Remove.
2692 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2693 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2694 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2696 2010-04-21 Jan Hubicka <jh@suse.cz>
2698 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2699 add write_optimization_summary, read_optimization_summary.
2700 (ipa_write_summaries_of_cgraph_node_set): Remove.
2701 (ipa_write_optimization_summaries): Declare.
2702 (ipa_read_optimization_summaries): Declare.
2703 * ipa-cp.c (pass_ipa_cp): Update.
2704 * ipa-reference.c (pass_ipa_reference): Update.
2705 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2706 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2708 * ipa-inline.c (pass_ipa_inline): Update.
2709 * ipa.c (pass_ipa_whole_program): Update.
2710 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2711 * passes.c (ipa_write_summaries_1): Do not test wpa.
2712 (ipa_write_optimization_summaries_1): New.
2713 (ipa_write_optimization_summaries): New.
2714 (ipa_read_summaries): Do not test ltrans.
2715 (ipa_read_optimization_summaries_1): New.
2716 (ipa_read_optimization_summaries): New.
2718 2010-04-21 Jan Hubicka <jh@suse.cz>
2720 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2722 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2724 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2727 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2728 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2730 2010-04-21 Jan Hubicka <jh@suse.cz>
2732 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2734 2010-04-21 Jan Hubicka <jh@suse.cz>
2736 * varpool.c (decide_is_variable_needed): Variable is always needed
2739 2010-04-21 Jan Hubicka <jh@suse.cz>
2741 * opts.c (decode_options): Enable pure-const pass for whopr.
2743 2010-04-21 Jan Hubicka <jh@suse.cz>
2745 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2746 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2748 (cgraph_decide_inlining): Do not expect callee to be removed in all
2751 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2753 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2755 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2758 amdfam10_decode attributes.
2760 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2763 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2764 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2765 (lower_copyprivate_clauses): Use private var in outer
2766 context instead of original var. Make sure the types
2767 are correct for VLAs.
2769 2010-04-21 Richard Guenther <rguenther@suse.de>
2771 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2772 to non-pointer objects.
2774 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2776 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2777 last chain entry if it starts with the still current label.
2778 (add_location_or_const_value_attribute): Check that
2779 loc_list->first->next is NULL instead of comparing ->first with ->last.
2780 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2781 to add_var_loc_to_decl.
2783 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2784 >= 4 add also address size and segment size fields into CIE header.
2786 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2787 long as address size is the same as sizeof (void *) and
2789 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2790 address size or segment size is unexpected, return DW_EH_PE_omit.
2791 (classify_object_over_fdes): If get_cie_encoding returned
2792 DW_EH_PE_omit, return -1.
2793 (init_object): If classify_object_over_fdes returned -1,
2794 pretend there were no FDEs at all.
2796 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2798 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2799 bswap{si,di}2 using SWI48 mode iterator.
2800 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2801 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2802 set modrm attribute of bswap insn to 0 and remove length attribute.
2803 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2804 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2805 set mode attribute to <MODE> and remove length attribute.
2807 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2809 PR rtl-optimization/43520
2810 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2811 zero available registers.
2813 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2815 * builtins.c (fold_builtin_cproj): Fold more cases.
2817 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2819 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2820 (fold_builtin_1): Fold builtin cproj.
2821 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2822 Use ATTR_CONST_NOTHROW_LIST.
2824 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2826 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2827 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2828 ffsi2_no_cmove for !TARGET_CMOVE.
2829 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2830 (ffssi2): Remove expander.
2831 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2833 (ctz<mode>2): Ditto from ctz{si,di}2.
2834 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2836 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2839 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2841 * dwarf2out.c (AT_linkage_name): Define.
2842 (clone_as_declaration): Handle DW_AT_linkage_name.
2843 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2844 of DW_AT_MIPS_linkage_name.
2845 (move_linkage_attr): Likewise.
2846 (dwarf2out_finish): Likewise.
2848 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2851 * fold-const.c (fold_comparison): New folding rule.
2853 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2855 * double-int.h (double_int_setbit): Declare.
2856 * double-int.c (double_int_setbit): New function.
2857 * rtl.h (immed_double_int_const): Declare.
2858 * emit-rtl.c (immed_double_int_const): New function.
2859 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2860 and immed_double_int_const functions.
2861 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2862 expand_copysign_bit): (Ditto.).
2863 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2864 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2865 * dojump.c (prefer_and_bit_test): (Ditto.).
2866 * expr.c (convert_modes, reduce_to_bit_field_precision,
2867 const_vector_from_tree): (Ditto.).
2868 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2870 2010-04-20 Jan Hubicka <jh@suse.cz>
2872 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2873 (dump_cgraph_node): Dump new flags.
2874 * cgraph.h (struct cgraph_node): Add flags
2875 reachable_from_other_partition and in_other_partition.
2876 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2877 other partition can not be removed.
2878 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2879 the other partition must be output; silence sanity checking on
2880 leaking functions bodies from other paritition.
2881 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2882 (lto_output_node): Output new flags; do not sanity check that inline
2883 clones are output; drop lto_forced_extern_inline_p code; do not mock
2884 visibility flags at partition boundaries.
2885 (add_node_to): New function.
2886 (output_cgraph): Use it to sort functions so masters appear before
2888 (input_overwrite_node): Input new flags.
2889 * passes.c (ipa_write_summaries): Do not call
2890 lto_new_extern_inline_states.
2891 * lto-section-out.c (forced_extern_inline,
2892 lto_new_extern_inline_states lto_delete_extern_inline_states,
2893 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2894 * lto-streamer.h (lto_new_extern_inline_states,
2895 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2896 lto_forced_extern_inline_p): Kill.
2898 2010-04-20 Richard Guenther <rguenther@suse.de>
2900 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2901 from vars that can have pointers.
2902 (process_constraint): Dump useless constraints.
2904 2010-04-20 Richard Guenther <rguenther@suse.de>
2906 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2907 (dump_sa_points_to_info): Remove asserts.
2908 (init_base_vars): nothing_id isn't an escape point nor does it
2911 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2913 * tree.h (TYPE_REF_IS_RVALUE): Define.
2914 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2915 should_move_die_to_comdat, prune_unused_types_walk): Handle
2916 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2917 (modified_type_die, gen_reference_type_die): Emit
2918 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2919 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2921 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2924 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2925 calls for -fpic -m31 if they have been sibcall optimized.
2927 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2929 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2930 ar.lc fixed and call-used.
2932 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2934 2010-04-19 Jan Hubicka <jh@suse.cz>
2936 * opts.c (decode_options): Disable whpr incompatible passes.
2937 * lto/lto.c (lto_1_to_1_map): Skip clones.
2938 (read_cgraph_and_symbols): Do not mark everything as needed.
2939 (do_whole_program_analysis): Do map only after optimizing;
2940 set proper cgraph_state; use passmanager.
2942 2010-04-19 DJ Delorie <dj@redhat.com>
2944 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2945 POINTER_PLUS_EXPR and fix them.
2947 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2949 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2950 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2951 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2952 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2953 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2954 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2955 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2956 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2957 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2958 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2959 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2961 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2963 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2964 (check_cond_move_block): Likewise.
2965 (cond_move_process_if_block): Likewise.
2966 (noce_find_if_block): Improve formatting.
2967 (find_if_header): Pass 0 to memset and tweak conditions.
2968 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2970 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2972 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2976 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2977 with non-local decl doesn't need chain.
2979 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2981 * ira-color.c (allocno_reload_assign): Avoid accumulating
2982 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2984 2010-04-19 Martin Jambor <mjambor@suse.cz>
2986 * gimple.h (create_tmp_reg): Declare.
2987 * gimplify.c (create_tmp_reg): New function.
2988 (gimplify_return_expr): Use create_tmp_reg.
2989 (gimplify_omp_atomic): Likewise.
2990 (gimple_regimplify_operands): Likewise.
2991 * tree-dfa.c (make_rename_temp): Likewise.
2992 * tree-predcom.c (predcom_tmp_var): Likewise.
2993 (reassociate_to_the_same_stmt): Likewise.
2994 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2995 (get_replaced_param_substitute): Likewise.
2996 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2997 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2998 * tree-ssa-pre.c (get_representative_for): Likewise.
2999 (create_expression_by_pieces): Likewise.
3000 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3001 (create_tailcall_accumulator): Likewise.
3003 2010-04-19 Martin Jambor <mjambor@suse.cz>
3005 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3007 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3009 2010-04-19 Richard Guenther <rguenther@suse.de>
3011 PR tree-optimization/43796
3012 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3013 from SCEV in the lattice.
3014 (vrp_visit_phi_node): Dump change.
3016 2010-04-19 Richard Guenther <rguenther@suse.de>
3018 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3019 * configure: Re-generated.
3021 2010-04-19 Richard Guenther <rguenther@suse.de>
3023 PR tree-optimization/43783
3024 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3025 constant ARRAY_REF operands two and three if possible.
3027 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3030 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3032 2010-04-19 Jie Zhang <jie@codesourcery.com>
3035 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3037 2010-04-19 Ira Rosen <irar@il.ibm.com>
3039 PR tree-optimization/37027
3040 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3041 and macro to access it.
3042 (vectorizable_reduction): Add argument.
3043 (vect_get_slp_defs): Likewise.
3044 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3045 statements for possible use in SLP.
3046 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3047 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3048 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3050 (vectorizable_reduction): Likewise.
3051 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3053 (vectorizable_type_demotion, vectorizable_type_promotion,
3054 vectorizable_store): Likewise.
3055 (vect_analyze_stmt): Update call to vectorizable_reduction.
3056 (vect_transform_stmt): Likewise.
3057 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3058 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3059 from different interleaving chains in same node.
3060 (vect_slp_rearrange_stmts): New function.
3061 (vect_supported_load_permutation_p): Allow load permutations for
3062 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3063 inside SLP nodes if necessary.
3064 (vect_analyze_slp_instance): Handle reductions.
3065 (vect_analyze_slp): Try to build SLP instances originating from groups
3067 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3068 (vect_get_constant_vectors): Create initial vectors for reductions
3069 according to reduction code. Add new argument.
3070 (vect_get_slp_defs): Add new argument, pass it to
3071 vect_get_constant_vectors.
3072 (vect_schedule_slp_instance): Remove SLP tree root statements.
3074 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3076 * tree.h (ENUM_IS_SCOPED): Define.
3077 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3078 for ENUM_IS_SCOPED enums.
3080 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3082 * fold-const.c (fold_comparison): Use ssizetype.
3083 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3084 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3085 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3086 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3088 * tree.h (initialize_sizetypes): Remove parameter.
3089 (build_common_tree_nodes): Remove second parameter.
3090 * stor-layout.c (initialize_sizetypes): Remove parameter.
3091 Always create an unsigned type.
3092 (set_sizetype): Assert that the passed type is unsigned and simplify.
3093 * tree.c (build_common_tree_nodes): Remove second parameter.
3094 Adjust call to initialize_sizetypes.
3095 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3096 build_common_tree_nodes.
3098 2010-04-18 Matthias Klose <doko@ubuntu.com>
3100 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3102 2010-04-18 Ira Rosen <irar@il.ibm.com>
3104 PR tree-optimization/43771
3105 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3106 load permutation doesn't have gaps.
3108 2010-04-18 Jan Hubicka <jh@suse.cz>
3110 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3111 (sse_prologue_save_insn expander): Use new pattern.
3112 (sse_prologue_save_insn1): New pattern and splitter.
3113 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3115 * i386.c (setup_incoming_varargs_64): Do not compute jump
3117 (ix86_gimplify_va_arg): Update alignment needed.
3118 (ix86_local_alignment): Do not align all local arrays to 128bit.
3120 2010-04-17 Jan Hubicka <jh@suse.cz>
3122 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3124 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3126 * arm.md (negdi2): Remove redundant code to force values into a
3129 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3131 * arm/bpabi.S: Add EABI alignment attributes to objects.
3132 * arm/bpabi-v6m.S: Likewise.
3133 * arm/crti.asm: Likewise.
3134 * arm/crtn.asm: Likewise.
3135 * arm/lib1funcs.asm: Likewise.
3136 * arm/libunwind.S: Likewise.
3138 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3140 * arm-protos.h (tune_params): New structure.
3141 * arm.c (current_tune): New variable.
3142 (arm_constant_limit): Delete.
3143 (struct processors): Add pointer to the tune parameters.
3144 (arm_slowmul_tune): New tuning option.
3145 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3146 (all_cores): Adjust to pick up the tuning model.
3147 (arm_constant_limit): New function.
3148 (arm_override_options): Select the appropriate tuning model. Delete
3149 initialization of arm_const_limit.
3150 (arm_split_constant): Use the new constant-limit model.
3151 (arm_rtx_costs): Pick up the current tuning model.
3152 * arm.md (is_strongarm, is_xscale): Delete.
3153 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3154 for Xscale variant architectures.
3155 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3157 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3159 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3161 (arm_rtx_costs_1): Remove unused variable extra_cost.
3162 (arm_unwind_emit_set): Use variable offset.
3163 (thumb1_output_casesi): Remove unused variable flags.
3165 2010-04-16 Jeff Law <law@redhat.com>
3167 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3168 needing assignment rather than doing a two-phase assignment. Remove
3169 unused variable 'm'.
3171 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3174 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3176 2010-04-16 Doug Kwan <dougkwan@google.com>
3178 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3179 (next_operand_entry_id): New static variable.
3180 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3181 (add_to_ops_vec): Assigned unique ID to operand entry.
3182 (struct oecount_s): New field ID.
3183 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3184 (undistribute_ops_list): Assign unique IDs to oecounts.
3185 (init_reassoc): reset next_operand_entry_id.
3187 2010-04-16 Doug Kwan <dougkwan@google.com>
3189 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3190 missing left parenthesis.
3192 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3195 *btdi_rex64 using SWI48 mode iterator.
3196 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3197 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3198 *jcc_btdi_mask_rex64.
3200 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3202 * double-int.h (tree_to_double_int): Convert to macro.
3203 * double-int.c (tree_to_double_int): Remove.
3205 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3208 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3209 with want_address 2 and in case a single element list might be
3210 possible, call it again with want_address 0.
3212 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3214 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3215 case 'W' print operands for HI mode.
3216 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3217 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3218 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3219 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3221 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3223 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3224 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3225 #xx:3 and #xx:4 mode.
3227 * config/h8300/h8300.md (inverted load with HImode dest): Add
3228 support for H8300SX.
3230 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3231 satisfy 'U' constraint.
3233 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3235 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3236 * configure: Regenerate.
3237 * config.in: Regenerate.
3238 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3241 2010-04-16 Richard Guenther <rguenther@suse.de>
3243 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3244 (struct tree_decl_common): ... here.
3245 (DECL_PT_UID): Adjust.
3246 (SET_DECL_PT_UID): Likewise.
3247 (DECL_PT_UID_SET_P): Likewise.
3249 2010-04-16 Richard Guenther <rguenther@suse.de>
3251 PR tree-optimization/43572
3252 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3253 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3254 * tree-flow.h (is_call_clobbered): Remove.
3255 * tree-flow-inline.h (is_call_clobbered): Likewise.
3256 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3257 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3258 (execute_return_slot_opt): Adjust.
3259 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3260 check for call clobbered vars here.
3261 (find_tail_calls): Move tailcall verification to the
3264 2010-04-16 Diego Novillo <dnovillo@google.com>
3266 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3268 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3271 * config/arm/arm.md (cbranchqi4): New pattern.
3272 * config/arm/predicates.md (const0_operand,
3273 cbranchqi4_comparison_operator): New predicates.
3275 2010-04-16 Richard Guenther <rguenther@suse.de>
3277 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3278 (dump_gimple_stmt): Likewise.
3280 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3282 * recog.h (struct recog_data): New field is_operator.
3283 (struct insn_operand_data): New field is_operator.
3284 * recog.c (extract_insn): Set recog_data.is_operator.
3285 * genoutput.c (output_operand_data): Emit code to set the
3287 * reload.c (find_reloads): Use it rather than testing for an
3288 empty constraint string.
3291 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3292 If the previous insn is a cbranchsi4_insn with the same arguments,
3293 omit the compare instruction.
3295 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3296 register, inputs must be low registers and we need a low register
3297 scratch. Handle alternative 2 like alternative 3.
3299 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3301 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3302 don't call get_addr on both. If one expression is a VALUE and
3303 the other a REG, check VALUE's locs if the REG isn't among them.
3305 2010-04-16 Christian Bruel <christian.bruel@st.com>
3307 * config/sh/sh.h (sh_frame_pointer_required): New function.
3308 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3309 (flag_omit_frame_pointer) Set.
3310 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3311 (rounded_frame_size): Adjust size with outgoing_args_size.
3312 (sh_set_return_address): Must return from stack pointer.
3313 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3314 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3315 (ACCUMULATE_OUTGOING_ARGS): Define.
3316 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3317 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3319 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3322 * config/sh/sh.c (sh_legitimize_reload_address): Use
3323 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3324 Remove a unneeded check for offset_base.
3326 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3328 * configure: Regenerated.
3330 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3332 * config/s390/s390.c (s390_call_save_register_used): Switch back
3333 to HARD_REGNO_NREGS.
3335 2010-04-15 Richard Guenther <rguenther@suse.de>
3337 * alias.c (alias_set_subset_of): Handle alias-set zero
3340 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3341 Julian Brown <julian@codesourcery.com>
3343 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3344 alternatives according to use of high and low regs.
3345 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3346 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3347 optimizing for size on Thumb-2.
3349 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3351 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3353 2010-04-15 Richard Guenther <rguenther@suse.de>
3355 * tree-ssa-structalias.c (struct variable_info): Add
3357 (new_var_info): Initialize it.
3358 (dump_constraints): Support printing last added constraints.
3359 (debug_constraints): Adjust.
3360 (dump_constraint_graph): Likewise.
3361 (make_heapvar_for): Check for NULL cfun.
3362 (get_function_part_constraint): New function.
3363 (get_fi_for_callee): Likewise.
3364 (find_func_aliases): Properly implement IPA PTA constraints.
3365 (process_ipa_clobber): New function.
3366 (find_func_clobbers): Likewise.
3367 (insert_into_field_list_sorted): Remove.
3368 (create_function_info_for): Properly allocate vars for IPA mode.
3369 Do not use insert_into_field_list_sorted.
3370 (create_variable_info_for): Properly generate constraints for
3371 global vars in IPA mode.
3372 (dump_solution_for_var): Always dump the solution.
3373 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3374 (find_what_var_points_to): Adjust.
3375 (pt_solution_set): Change.
3376 (pt_solution_ior_into): New function.
3377 (pt_solution_empty_p): Export.
3378 (pt_solution_includes_global): Adjust.
3379 (pt_solution_includes_1): Likewise.
3380 (pt_solutions_intersect_1): Likewise.
3381 (dump_sa_points_to_info): Check some invariants.
3382 (solve_constraints): Move constraint dumping ...
3383 (compute_points_to_sets): ... here.
3384 (ipa_pta_execute): ... and here.
3385 (compute_may_aliases): Do not re-compute points-to info
3386 locally if IPA info is available.
3387 (ipa_escaped_pt): New global var.
3388 (ipa_pta_execute): Properly implement IPA PTA.
3389 * tree-into-ssa.c (dump_decl_set): Support dumping
3390 decls not in referenced-vars.
3391 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3392 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3393 (dump_points_to_solution): Likewise.
3394 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3395 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3396 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3397 (copy_decl_to_var): Copy DECL_PT_UID.
3398 (copy_result_decl_to_var): Likewise.
3399 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3400 (copy_node_stat): Copy it.
3401 * tree.h (DECL_PT_UID): New macro.
3402 (SET_DECL_PT_UID): Likewise.
3403 (DECL_PT_UID_SET_P): Likewise.
3404 (struct tree_decl_minimal): Add pt_uid member.
3405 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3406 (pt_solution_empty_p): Declare.
3407 (pt_solution_set): Adjust.
3408 (ipa_escaped_pt): Declare.
3409 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3410 * gimple-pretty-print.c (pp_points_to_solution): New function.
3411 (dump_gimple_call): Dump call clobber/use information.
3412 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3413 * tree-pass.h (TDF_ALIAS): New dump option.
3414 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3415 * doc/invoke.texi (-fipa-pta): Update documentation.
3417 2010-04-15 Richard Guenther <rguenther@suse.de>
3419 * Makefile.in (OBJS-common): Add gimple-fold.o.
3420 (gimple-fold.o): New rule.
3421 * tree.h (maybe_fold_offset_to_reference,
3422 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3424 * gimple.h: ... here.
3425 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3426 may_propagate_address_into_dereference): Move prototypes ...
3427 * gimple.h: ... here.
3428 * tree-ssa-ccp.c (get_symbol_constant_value,
3429 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3430 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3431 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3432 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3433 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3434 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3435 gimplify_and_update_call_from_tree): Move ...
3436 * gimple-fold.c: ... here. New file.
3437 (ccp_fold_builtin): Rename to ...
3438 (gimple_fold_builtin): ... this.
3439 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3441 2010-04-15 Richard Guenther <rguenther@suse.de>
3443 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3444 fit_double_type, force_fit_type_double, add_double_with_sign,
3445 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3446 lrotate_double, rrotate_double, div_and_round_double): Move ...
3447 * double-int.c: ... here.
3448 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3449 add_double, neg_double, mul_double_with_sign, mul_double,
3450 lshift_double, rshift_double, lrotate_double, rrotate_double,
3451 div_and_round_double): Move prototypes ...
3452 * double-int.h: ... here.
3454 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3457 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3458 matching constraints to ensure inputs match the output.
3460 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3463 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3464 in an input-only operand.
3466 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3468 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3469 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3470 (double_int_negative_p): Convert to static inline function.
3471 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3472 (double_int_negative_p): Remove.
3473 * tree.h (lshift_double, rshift_double):
3474 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3475 * fold-const.c (fold_convert_const_int_from_real,
3476 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3477 (lshift_double): Change type of arith argument to bool.
3478 (rshift_double): Change type of arith argument to bool. Correct
3480 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3482 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3485 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3486 at the start and end of the then/else blocks, and omit them from the
3488 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3489 argument; all callers changed. Pass zero to old_insns_match_p instead.
3490 (flow_find_head_matching_sequence): New function.
3491 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3492 * basic-block.h (flow_find_cross_jump,
3493 flow_find_head_matching_sequence): Declare functions.
3495 2010-04-14 Jason Merrill <jason@redhat.com>
3498 * c-common.c (attribute_takes_identifier_p): New fn.
3499 * c-common.h: Declare it.
3501 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3505 (*udivmod<mode>4): Ditto.
3507 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3509 * config/i386/i386.md (maxmin_int): Rename code attribute from
3510 maxminiprefix and update all users.
3511 (maxmin_float): Ditto from maxminfprefix.
3512 (logic): Ditto from logicprefix.
3513 (absneg_mnemonic): Ditto from absnegprefix.
3514 * config/i386/mmx.md: Update all users of maxminiprefix,
3515 maxminfprefix and logicprefix for rename.
3516 * config/i386/sse.md: Ditto.
3517 * config/i386/sync.md (sync_<code><mode>): Update for
3520 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3523 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3524 warnings converted to errors.
3526 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3528 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3529 used insn_type variable.
3530 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3531 to avoid set-but-not-used warning.
3533 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3535 * df-core.c (df_ref_debug): Change format string placeholder
3537 * dwarf2asm.c (dw2_asm_output_data_raw,
3538 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3539 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3540 * dwarf2out.c (output_cfi, output_cfi_directive,
3541 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3542 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3544 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3545 * print-rtl.c (print_rtx): Ditto.
3547 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3550 * builtins.c (expand_builtin_pow_root): New function to expand pow
3551 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3552 series of sqrt and cbrt calls under -ffast-math.
3553 (expand_builtin_pow): Call it.
3555 2010-04-14 Michael Matz <matz@suse.de>
3557 PR tree-optimization/42963
3558 * tree-cfg.c (touched_switch_bbs): New static variable.
3559 (group_case_labels_stmt): New function broken out from ...
3560 (group_case_labels): ... here, use the above.
3561 (start_recording_case_labels): Allocate touched_switch_bbs.
3562 (end_recording_case_labels): Deallocate it, call
3563 group_case_labels_stmt.
3564 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3566 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3568 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3571 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3573 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3575 2010-04-13 Jan Hubicka <jh@suse.cz>
3577 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3578 of optimized out static functions.
3579 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3580 cost computation. Also sanity check for overflows.
3581 (update_caller_keys): Update cgraph_edge_badness call; properly
3582 update fibheap and sanity check that it is up to date.
3583 (add_new_edges_to_heap): Update cgraph_edge_badness.
3584 (cgraph_decide_inlining_of_small_function): Likewise;
3585 add sanity checking that badness in heap is up to date;
3586 improve dumping of reason; Update badness of calls to the
3587 offline copy of function currently inlined; dump badness
3588 of functions not inlined because of unit growth limits.
3590 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3593 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3594 because of sign-extension change when converting to sizetype here...
3595 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3597 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3598 the folding to constants. Remove redundant final conversion.
3599 (fold_binary) <associate>: Do not associate if the re-association of
3600 constants alone overflows.
3601 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3602 to the end of the list.
3603 (multiple_of_p) <COND_EXPR>: New case.
3605 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3607 * opt-functions.awk (opt_sanitized_name): New.
3609 * optc-gen.awk: Use it
3610 * opth-gen.awk: Use it.
3612 2010-04-13 Martin Jambor <mjambor@suse.cz>
3614 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3615 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3616 children. Call replace_uses_with_default_def_ssa_name to handle
3619 2010-04-13 Michael Matz <matz@suse.de>
3622 * builtins.c (expand_builtin_interclass_mathfn): Also create
3623 a register if the predicate doesn't match.
3625 2010-04-13 Diego Novillo <dnovillo@google.com>
3627 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3628 * c-pch.c: Include timevar.h.
3629 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3630 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3631 * ggc-common.c: Include timevar.h.
3632 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3633 * timevar.def (TV_PCH_SAVE): Define.
3634 (TV_PCH_CPP_SAVE): Define.
3635 (TV_PCH_PTR_REALLOC): Define.
3636 (TV_PCH_PTR_SORT): Define.
3637 (TV_PCH_RESTORE): Define.
3638 (TV_PCH_CPP_RESTORE): Define.
3640 2010-04-13 Michael Matz <matz@suse.de>
3642 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3644 (can_reassociate_p): New function.
3645 (break_up_subtract_bb, reassociate_bb): Use it.
3647 2010-04-13 Richard Guenther <rguenther@suse.de>
3650 * builtins.c (c_readstr): Fix assert.
3652 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3654 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3655 when generating cltd insn.
3657 (*ashl<mode>3_1): Remove special handling for register operand 2.
3658 (*ashlsi3_1_zext): Ditto.
3659 (*ashlhi3_1): Ditto.
3660 (*ashlhi3_1_lea): Ditto.
3661 (*ashlqi3_1): Ditto.
3662 (*ashlqi3_1_lea): Ditto.
3663 (*<shiftrt_insn><mode>3_1): Ditto.
3664 (*<shiftrt_insn>si3_1_zext): Ditto.
3665 (*<shiftrt_insn>qi3_1_slp): Ditto.
3666 (*<rotate_insn><mode>3_1): Ditto.
3667 (*<rotate_insn>si3_1_zext): Ditto.
3668 (*<rotate_insn>qi3_1_slp): Ditto.
3670 2010-04-13 Richard Guenther <rguenther@suse.de>
3672 * tree-ssa-structalias.c (callused_id): Remove.
3673 (call_stmt_vars): New.
3674 (get_call_vi): Likewise.
3675 (lookup_call_use_vi): Likewise.
3676 (lookup_call_clobber_vi): Likewise.
3677 (get_call_use_vi): Likewise.
3678 (get_call_clobber_vi): Likewise.
3679 (make_transitive_closure_constraints): Likewise.
3680 (handle_const_call): Adjust to do per-call call-used handling.
3681 (handle_pure_call): Likewise.
3682 (find_what_var_points_to): Remove general callused handling.
3683 (init_base_vars): Likewise.
3684 (init_alias_vars): Initialize call_stmt_vars.
3685 (compute_points_to_sets): Process call-used and call-clobbered
3686 vars for call statements.
3687 (delete_points_to_sets): Free call_stmt_vars.
3689 2010-04-13 Richard Guenther <rguenther@suse.de>
3691 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3692 Only add RW dependence for dependence distance zero.
3693 Adjust maximal vectorization factor according to dependences.
3694 Move alignment handling ...
3695 (vect_find_same_alignment_drs): ... here. New function.
3696 (vect_analyze_data_ref_dependences): Adjust.
3697 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3698 (vect_analyze_data_refs): Adjust minimal vectorization factor
3699 according to data references.
3700 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3701 dependences before determining the vectorization factor.
3702 Analyze alignment after determining the vectorization factor.
3703 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3704 dependences before alignment.
3705 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3707 (vect_analyze_data_refs): Likewise.
3708 (MAX_VECTORIZATION_FACTOR): New define.
3710 2010-04-13 Duncan Sands <baldrick@free.fr>
3712 * except.h (lang_eh_type_covers): Remove.
3713 * except.c (lang_eh_type_covers): Likewise.
3715 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3716 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3718 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3719 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3720 UNITS_PER_LONG where it is ABI relevant.
3721 (s390_return_addr_rtx): Likewise.
3722 (s390_back_chain_rtx): Likewise.
3723 (s390_frame_area): Likewise.
3724 (s390_frame_info): Likewise.
3725 (s390_initial_elimination_offset): Likewise.
3726 (save_gprs): Likewise.
3727 (s390_emit_prologue): Likewise.
3728 (s390_emit_epilogue): Likewise.
3729 (s390_function_arg_advance): Likewise.
3730 (s390_function_arg): Likewise.
3731 (s390_va_start): Likewise.
3732 (s390_gimplify_va_arg): Likewise.
3733 (s390_function_profiler): Likewise.
3734 (s390_optimize_prologue): Likewise.
3735 (s390_rtx_costs): Likewise.
3736 (s390_secondary_reload): Likewise.
3737 (s390_promote_function_mode): Likewise.
3738 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3739 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3740 registers available.
3741 (s390_unwind_word_mode): New function.
3742 (s390_function_value): Split 64 bit values into register pair if
3743 used as return value.
3744 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3745 function call parameters. Handle parallels.
3746 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3747 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3748 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3749 (s390_expand_setmem): Remove unused variable src_addr.
3750 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3751 deal with 64 bit registers.
3752 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3753 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3754 (UNITS_PER_LONG): New macro.
3755 * libjava/include/s390-signal.h: Define extended ucontext
3756 structure containing the upper halfs of the 64 bit registers.
3758 2010-04-13 Simon Baldwin <simonb@google.com>
3760 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3762 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3764 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3765 rvalue on the RHS if the LHS is of a non-renamable type.
3766 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3768 2010-04-13 Matthias Klose <doko@ubuntu.com>
3770 * gcc.c (cc1_options): Handle -iplugindir before processing
3771 the cc1 spec. Only add -iplugindir once.
3772 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3774 * common.opt (iplugindir): Remove `Separate' property, initialize.
3775 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3777 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3778 (distclean): Remove plugin dir.
3779 * doc/invoke.texi: Document -iplugindir.
3781 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3783 * doc/plugins.texi (Loading Plugins): Document short
3784 -fplugin=foo option.
3785 (Plugin API): Mention default_plugin_dir_name function.
3787 * gcc.c (find_file_spec_function): Add new declaration.
3788 (static_spec_func): Use it for "find-file".
3789 (find_file_spec_function): Add new function.
3790 (cc1_options): Add -iplugindir option if -fplugin* options found.
3792 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3794 * plugin.c (add_new_plugin): Updated comment, and handle short
3796 (default_plugin_dir_name): Added new function.
3798 * common.opt (iplugindir): New option to set the plugin directory.
3800 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3802 * config/i386/i386.md (any_rotate): New code iterator.
3803 (rotate_insn): New code attribute.
3805 (SWIM124): New mode iterator.
3806 (<rotate_insn>ti3): New expander.
3807 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3808 any_rotate code iterator.
3809 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3810 using any_rotate code iterator and SWIM124 mode iterator.
3811 (ix86_rotlti3): New insn_and_split pattern.
3812 (ix86_rotrti3): Ditto.
3813 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3814 ix86_rotl{di,ti}3 patterns.
3815 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3816 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3817 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3818 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3819 code iterator and SWI mode iterator.
3820 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3821 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3823 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3824 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3825 (bswap rotatert splitter): Add splitter.
3826 (bswap splitter): Macroize splitter using any_rotate code iterator.
3827 Add insn predicate to split only for TARGET_USE_XCHGB or when
3828 optimizing function for size.
3830 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3832 * config/pa/pa.c (emit_move_sequence): Remove use of
3833 deleted variable flag_argument_noalias.
3835 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3837 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3839 Add to unsupported targets list.
3840 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3841 sparc*-sun-solaris2.[567]* from target lists.
3842 * configure: Regenerate.
3843 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3845 Remove Solaris 7 patch references.
3846 (Specific, sparc-sun-solaris2.7): Removed.
3847 (sparc-sun-solaris2*): Update Solaris 7 example.
3848 (sparc64-*-solaris2*): Likewise.
3850 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3852 * config.build (alpha*-dec-osf4*): Remove.
3853 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3854 of obsolete configurations.
3855 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3857 * config/alpha/t-osf4: Renamed to ...
3858 * config/alpha/t-osf5: ... this.
3859 * config/alpha/osf.h: Renamed to ...
3860 * config/alpha/osf5.h: ... this.
3861 Merged old osf5.h contents.
3863 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3864 (EXTRA_SPECS): Removed.
3865 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3866 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3869 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3871 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3873 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3876 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3877 __thiscall convention.
3879 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3881 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3883 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3885 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3887 * function.c (assign_parms_initialize_all): Add unused attribute
3890 2010-04-12 Richard Guenther <rguenther@suse.de>
3892 * gsstruct.def (GSS_CALL): New.
3893 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3894 * gimple.h: Include tree-ssa-alias.h.
3895 (struct gimple_statement_call): New.
3896 (union gimple_statement_struct_d): Add gimple_call member.
3897 (gimple_call_reset_alias_info): Declare.
3898 (gimple_call_use_set): New function.
3899 (gimple_call_clobber_set): Likewise.
3900 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3901 * gimple.c (gimple_call_reset_alias_info): New function.
3902 (gimple_build_call_1): Call it.
3903 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3904 * tree-inline.c (remap_gimple_stmt): Likewise.
3905 (expand_call_inline): Remove callused handling.
3906 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3907 * tree-dfa.c (dump_variable): Likewise.
3908 * tree-parloops.c (parallelize_loops): Likewise.
3909 * tree-ssa.c (init_tree_ssa): Likewise.
3910 (delete_tree_ssa): Likewise.
3911 * tree-flow-inline.h (is_call_used): Remove.
3912 * tree-flow.h (struct gimple_df): Remove callused member.
3913 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3914 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3915 (ref_maybe_used_by_call_p_1): Simplify.
3916 (call_may_clobber_ref_p_1): Likewise.
3917 * tree-ssa-structalias.c (compute_points_to_sets): Set
3918 the call stmt used and clobbered sets.
3919 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3920 (find_tail_calls): Verify the tail call.
3922 2010-04-12 Richard Guenther <rguenther@suse.de>
3924 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3925 single-iteration always-inline inlining.
3926 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3927 (cgraph_decide_inlining): Do not handle always-inline specially.
3928 (try_inline): Remove always-inline cycle detection special case.
3929 Do not recurse on always-inlines.
3930 (cgraph_early_inlining): Do not iterate if not optimizing.
3931 (cgraph_gate_early_inlining): remove.
3932 (pass_early_inline): Run unconditionally.
3933 (gate_cgraph_decide_inlining): New function.
3934 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3935 not inlining or optimizing.
3936 (cgraph_decide_inlining_of_small_functions): Also consider
3937 always-inline functions.
3938 (cgraph_default_inline_p): Return true for nodes which should
3939 disregard inline limits.
3940 (estimate_function_body_sizes): Assume zero size and time for
3941 nodes which are marked as disregarding inline limits.
3942 (cgraph_decide_recursive_inlining): Do not perform recursive
3943 inlining on always-inline nodes.
3945 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3948 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3949 for exprs satisfying handled_component_p.
3951 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3953 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3954 non-constant aggregate elements.
3956 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3957 is a real initialization.
3959 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3962 * c-decl.c (start_function): Move forward check for nested function.
3964 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3966 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3967 * config/sh/sh.c: Include reload.h.
3968 (sh_legitimize_reload_address): New.
3969 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3970 sh_legitimize_reload_address.
3972 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3974 * config/sh/sh.md (*movqi_pop): New insn pattern.
3975 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3977 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3979 * config/i386/i386.md (any_shiftrt): New code iterator.
3980 (shiftrt_insn): New code attribute.
3982 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3983 using any_shiftrt code iterator.
3984 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3985 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3986 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3987 pattern from corresponding peephole2 patterns.
3988 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3989 using any_shiftrt code iterator.
3990 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3991 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3992 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3993 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3994 *{ashr,lshr}<mode>3_cmp_zext.
3995 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3997 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3999 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4001 (*lshr<mode>3_cconly): Ditto.
4003 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4005 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4006 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4007 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4008 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4010 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4011 from corresponding peephole2 patterns.
4012 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4013 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4014 and *lshrdi3_1_rex64 using SWI mode iterator.
4015 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4016 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4017 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4018 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4019 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4020 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4021 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4022 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4023 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4026 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4028 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4029 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4030 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4031 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4033 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4034 from corresponding peephole2 patterns.
4035 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4036 (ashrsi3_cvt): Rename from ashrsi3_31.
4037 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4038 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4039 and x86_64_shift_adj_3 using SWI48 mode iterator.
4040 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4041 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4042 and *ashrdi3_1_rex64 using SWI mode iterator.
4043 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4044 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4045 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4046 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4047 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4048 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4049 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4050 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4051 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4053 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4054 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4055 x86_shift<mode>_adj_3 expanders.
4057 2010-04-10 Wei Guozhi <carrot@google.com>
4060 * config/arm/arm.c (arm_pic_static_addr): New function.
4061 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4063 (arm_output_addr_const_extra): Output expression for new pattern.
4064 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4066 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4068 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4071 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4072 * web.c: Include "insn-config.h" and "recog.h".
4073 (union_match_dups): New function.
4074 (web_main): Call it.
4075 (union_defs): Don't try to recognize match_dups.
4077 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4078 if doing so would replace the entire pattern.
4080 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4084 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4085 and splitter pattern. Change splitter operand 1 predicate to
4088 2010-04-09 Martin Jambor <mjambor@suse.cz>
4090 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4091 lattices are addresses of CONST_DECLs with the same initial value.
4092 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4093 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4095 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4096 Bernd Schmidt <bernds@codesourcery.com>
4098 * loop-invariant.c (replace_uses): New static function.
4099 (move_invariant_reg): Use it to ensure we can replace the uses.
4101 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4103 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4105 (picochip_override_options): Enable section anchors only above -O1.
4106 (picochip_reorg): Fixed a couple of build warnings.
4108 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4110 * configure.ac (plugin -rdynamic test): Log result.
4111 * configure: Regenerate.
4112 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4113 (RDYNAMIC_SPEC): Define.
4114 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4116 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4118 * configure.ac: Determine Sun ld version numbers.
4119 (comdat_group): Restrict GNU ld version checks to gld.
4120 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4121 (enable_comdat): Support --enable-comdat.
4122 * configure: Regenerate.
4123 * doc/install.texi (Configuration): Document --enable-comdat.
4125 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4127 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4128 * config/sol2-gld.h: ... here.
4129 * config.gcc (sparc*-*-solaris2*): Reflect this.
4130 (i[34567]86-*-solaris2*): Use it.
4132 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4134 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4136 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4138 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4141 * diagnostic.c (diagnostic_initialize): Initialize
4142 some_warnings_are_errors.
4143 (diagnostic_finish): New.
4144 (diagnostic_action_after_output): Call it before exiting.
4145 (diagnostic_report_diagnostic): Do not print message here. Set
4146 some_warnings_are_errors.
4147 * diagnostic.h (diagnostic_context): Delete
4148 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4149 (diagnostic_finish): Declare.
4150 * toplev.c (toplev_main): Call it before exit.
4152 2010-04-09 Jason Merrill <jason@redhat.com>
4155 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4156 for incomplete type.
4159 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4160 based on a warning flag.
4162 2010-04-09 Richard Guenther <rguenther@suse.de>
4164 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4166 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4169 * varasm.c (default_assemble_visibility): Wrap vars that are
4170 set, but unused, by targets without GAS.
4171 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4172 Remove set, but unused, vars.
4173 (rs6000_legitimize_tls_address): Likewise.
4174 (altivec_expand_dst_builtin): Likewise.
4175 * config/darwin.c (machopic_classify_symbol): Likewise.
4176 (machopic_indirection_name): Likewise.
4178 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4180 * config/i386/i386.md (DWI): New mode iterator.
4181 (S): New mode attribute.
4182 (shift_operand): Ditto.
4183 (shift_immediate_operand): Ditto.
4184 (ashl_input_operand): Ditto.
4185 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4186 using SDWIM mode iterator.
4187 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4188 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4190 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4191 from corresponding peephole2 patterns.
4192 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4193 and x86_64_shift_adj_1 using SWI48 mode iterator.
4194 (x86_shift<mode>_adj_2): Ditto.
4195 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4196 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4197 using SWI48 mode iterator.
4198 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4199 *ashldi3_cmp_rex64 using SWI mode iterator.
4200 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4201 *ashldi3_cconly_rex64 using SWI mode iterator.
4202 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4203 x86_shift<mode>_adj_{1,2}.
4204 (ix86_split_ashr): Ditto.
4205 (ix86_split_lshr): Ditto.
4207 2010-04-09 Richard Guenther <rguenther@suse.de>
4209 * target.h (builtin_conversion): Pass in input and output types.
4210 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4211 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4212 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4213 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4215 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4217 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4219 2010-04-09 Richard Guenther <rguenther@suse.de>
4222 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4224 2010-04-09 Richard Guenther <rguenther@suse.de>
4226 * tree-vectorizer.h (struct _stmt_vec_info): Document
4227 that vectype is the type of the LHS.
4228 (supportable_widening_operation, supportable_narrowing_operation):
4229 Get both input and output vector types as arguments.
4230 (vect_is_simple_use_1): Declare.
4231 (get_same_sized_vectype): Likewise.
4232 * tree-vect-loop.c (vect_determine_vectorization_factor):
4233 Set STMT_VINFO_VECTYPE to the vector type of the def.
4234 (vectorizable_reduction): Adjust.
4235 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4236 Adjust. Specify the output vector type.
4237 (vect_pattern_recog_1): Adjust.
4238 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4239 (vectorizable_call): Adjust.
4240 (vectorizable_conversion): Likewise.
4241 (vectorizable_operation): Likewise.
4242 (vectorizable_type_demotion): Likewise.
4243 (vectorizable_type_promotion): Likewise.
4244 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4246 (vect_is_simple_use_1): New function.
4247 (supportable_widening_operation): Get both input and output
4249 (supportable_narrowing_operation): Likewise.
4250 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4252 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4254 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4255 __thiscall and _thiscall as predefined macros.
4256 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4257 thiscall attribute handling.
4258 (ix86_comp_type_attributes): Likewise.
4259 (ix86_function_regparm): Likewise.
4260 (ix86_return_pops_args): Likewise.
4261 (init_cumulative_args): Likewise.
4262 (find_drap_reg): Likewise.
4263 (ix86_static_chain): Likewise.
4264 (x86_this_parameter): Likewise.
4265 (x86_output_mi_thunk): Likewise.
4266 (ix86_attribute_table): Add description for thiscall attribute.
4267 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4268 * doc/extend.texi: Add documentation for thiscall.
4270 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4273 * c.opt (Wint-to-pointer-cast): Available in C++.
4274 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4276 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4278 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4279 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4280 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4281 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4282 function type instead. Reorder and simplify checks.
4284 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4286 2010-04-08 Jing Yu <jingyu@google.com>
4287 Zdenek Dvorak <ook@ucw.cz>
4289 PR tree-optimization/42720
4290 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4291 loop unswitch conditions here from ...
4292 (tree_unswitch_single_loop): ... here.
4294 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4296 * tree-if-conv.c: Fix comments and simplify logic.
4298 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4300 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4301 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4302 (main_tree_if_conversion): Update call to tree_if_conversion.
4304 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4307 * doc/invoke.texi (-b,-V): Delete.
4308 * doc/tm.texi: Do not mention -b.
4309 * gcc.c (display_help): Delete -b and -V.
4310 (process_command): Delete -b and -V.
4311 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4313 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4314 Wolfgang Gellerich <gellerich@de.ibm.com>
4316 Implement target hook for loop unrolling
4317 * target.h (loop_unroll_adjust): Add a new target hook function.
4318 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4319 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4320 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4321 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4322 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4324 (decide_unroll_stupid): Likewise.
4326 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4329 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4331 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4333 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4334 (Specific, *-*-solaris2*): Likewise.
4335 Don't prefer Sun as over GNU as.
4337 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4339 * config/s390/s390.c (override_options): Adjust the z10 defaults
4340 for max-unroll-times, max-completely-peeled-insns
4341 and max-completely-peel-times.
4343 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4345 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4346 instructions for z10.
4347 (s390_expand_setmem): Likewise.
4348 (s390_expand_cmpmem): Likewise.
4350 2010-04-08 Richard Guenther <rguenther@suse.de>
4352 PR tree-optimization/43679
4353 * tree-ssa-pre.c (eliminate): Only propagate copies.
4355 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4358 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4359 set but not used variable warning.
4361 2010-04-08 Wei Guozhi <carrot@google.com>
4364 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4365 (arm_size_rtx_costs): Call the new function when optimized for size.
4367 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4370 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4371 op0 is not a MEM, just return NULL instead of assertion
4373 (discover_nonconstant_array_refs): Don't walk debug stmts.
4375 2010-04-08 Doug Kwan <dougkwan@google.com>
4377 * configure.ac: Recognize gold and do not use its version number
4378 to test ld features.
4379 * configure: Regenerate.
4381 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4384 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4385 (negate_value): Move code to push elements to broken_up_substracts ...
4386 (eliminate_plus_minus_pair): ... here. Push operands that have no
4387 negative pair to plus_negates.
4388 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4390 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4392 * doc/install.texi (Configuration): Move description of
4393 --enable-lto, --with-libelf*, --enable-gold from Java section to
4396 * doc/generic.texi (Working with declarations)
4397 (Function Properties, C and C++ Trees): Fix typos.
4398 * doc/sourcebuild.texi (Top Level): Likewise.
4400 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4403 * tree.h (DECL_READ_P): Define.
4404 (struct tree_decl_common): Add decl_read_flag.
4405 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4406 a set but not used warning.
4407 (merge_decls): Merge DECL_READ_P flag.
4408 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4409 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4410 * c-common.c (handle_used_attribute, handle_unused_attribute):
4412 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4414 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4416 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4417 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4418 c_parser_binary_expression, c_parser_cast_expression,
4419 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4420 Call default_function_array_read_conversion instead of
4421 default_function_array_conversion where needed.
4422 (c_parser_unary_expression, c_parser_conditional_expression,
4423 c_parser_postfix_expression_after_primary, c_parser_initelt):
4424 Likewise. Call mark_exp_read where needed.
4425 (c_parser_statement_after_labels, c_parser_asm_operands,
4426 c_parser_typeof_specifier, c_parser_sizeof_expression,
4427 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4429 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4431 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4432 (warn_unused_but_set_parameter): Default to warn_unused
4434 * doc/invoke.texi: Document -Wunused-but-set-variable and
4435 -Wunused-but-set-parameter.
4437 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4438 used count variable.
4439 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4440 when operandN variables aren't used in the body of the expander
4442 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4443 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4444 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4445 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4446 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4447 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4448 * tree.c (PROCESS_ARG): Likewise.
4450 2010-04-07 Simon Baldwin <simonb@google.com>
4452 * diagnostic.h (diagnostic_override_option_index): New macro to
4453 set a diagnostic's option_index.
4454 * c-tree.h (c_cpp_error): Add warning reason argument.
4455 * opts.c (_warning_as_error_callback): New.
4456 (register_warning_as_error_callback): Store callback for
4457 warnings enabled via enable_warning_as_error.
4458 (enable_warning_as_error): Call callback, minor code tidy.
4459 * opts.h (register_warning_as_error_callback): Declare.
4460 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4461 response to -Werror=.
4462 (c_common_init_options): Register warning_as_error_callback in opts.c.
4463 * common.opt: Add -Wno-cpp option.
4464 * c-common.c (struct reason_option_codes_t): Map cpp warning
4465 reason codes to gcc option indexes.
4466 * (c_option_controlling_cpp_error): New function, lookup the gcc
4467 option index for a cpp warning reason code.
4468 * (c_cpp_error): Add warning reason argument, call
4469 c_option_controlling_cpp_error for diagnostic_override_option_index.
4470 * doc/invoke.texi: Document -Wno-cpp.
4472 2010-04-07 Richard Guenther <rguenther@suse.de>
4474 * ipa-reference.c (mark_load): Use get_base_address.
4475 (mark_store): Likewise.
4477 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4478 inserting GIMPLE_NOPs into the IL.
4479 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4480 Explicitly strip handled components and indirect references.
4482 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4483 folding address expressions.
4484 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4485 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4486 operand_equal_p to compare decls.
4487 (ptr_deref_may_alias_decl_p): Likewise.
4488 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4489 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4490 Handle reversed comparison ops.
4491 * tree-sra.c (asm_visit_addr): Use get_base_address.
4492 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4493 * ipa-reference.c (mark_address): Use get_base_address.
4495 2010-04-07 Richard Guenther <rguenther@suse.de>
4497 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4498 Propagate constants everywhere.
4500 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4503 * tree.c (MAX_INT_CACHED_PREC): Define.
4504 (nonstandard_integer_type_cache): New array.
4505 (build_nonstandard_integer_type): Cache results for precision
4506 <= MAX_INT_CACHED_PREC.
4508 2010-04-07 Richard Guenther <rguenther@suse.de>
4510 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4511 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4512 * common.opt: Likewise.
4513 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4514 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4515 (nonoverlapping_memrefs_p): Likewise.
4516 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4517 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4518 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4519 OPT_fargument_noalias_global for backward compatibility.
4521 2010-04-07 Richard Guenther <rguenther@suse.de>
4523 PR tree-optimization/43270
4524 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4525 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4526 * tree-ssa-pre.c (phi_translate_1): Adjust.
4527 (fully_constant_expression): Split out vn_reference handling to ...
4528 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4529 Fold reads from constant strings.
4530 (vn_reference_lookup): Handle fully constant references.
4531 (vn_reference_lookup_pieces): Likewise.
4532 * Makefile.in (expmed.o-warn): Add -Wno-error.
4534 2010-04-07 Martin Jambor <mjambor@suse.cz>
4536 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4538 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4541 * gcc.c: Add -static-libstdc++ to list of recognized options.
4543 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4545 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4547 2010-04-07 Richard Guenther <rguenther@suse.de>
4550 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4551 bases build simple mem attributes to retain points-to information.
4553 2010-04-07 Richard Guenther <rguenther@suse.de>
4556 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4557 preserve points-to related information.
4559 2010-04-07 Richard Guenther <rguenther@suse.de>
4562 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4563 discard plain indirect references.
4564 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4565 * tree.c (tree_nop_conversion): Likewise.
4567 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4570 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4572 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4574 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4575 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4577 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4579 * tree-if-conv.c: Fix indentation and comments.
4581 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4583 * tree-if-conv.c: Sort static functions in topological order.
4585 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4587 * tree-if-conv.c: Fix indentation and comments.
4589 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4592 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4593 lang_hooks.types.type_for_size instead of
4594 build_nonstandard_integer_type.
4595 When converting an unsigned type to signed, double its precision.
4596 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4597 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4598 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4601 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4604 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4605 POINTER_PLUS_EXPR for pointer types.
4607 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4610 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4611 * graphite-clast-to-gimple.c: Include langhooks.h.
4612 (max_signed_precision_type): New.
4613 (max_precision_type): Takes two types as arguments.
4614 (precision_for_value): New.
4615 (precision_for_interval): New.
4616 (gcc_type_for_interval): New.
4617 (gcc_type_for_value): New.
4618 (gcc_type_for_clast_term): New.
4619 (gcc_type_for_clast_red): New.
4620 (gcc_type_for_clast_bin): New.
4621 (gcc_type_for_clast_expr): Split up into several functions.
4622 (gcc_type_for_clast_eq): Rewritten.
4623 (compute_bounds_for_level): New.
4624 (compute_type_for_level_1): New.
4625 (compute_type_for_level): New.
4626 (gcc_type_for_cloog_iv): Removed.
4627 (gcc_type_for_iv_of_clast_loop): Rewritten.
4628 (graphite_create_new_loop): Compute the lower and upper bound types
4629 with gcc_type_for_clast_expr.
4630 (graphite_create_new_loop_guard): Same.
4631 (find_cloog_iv_in_expr): Removed.
4632 (compute_cloog_iv_types_1): Removed.
4633 (compute_cloog_iv_types): Removed.
4634 (gloog): Do not call compute_cloog_iv_types.
4635 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4637 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4638 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4639 (GBB_CLOOG_IV_TYPES): Removed.
4641 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4643 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4644 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4645 (detect_commutative_reduction): Same.
4647 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4649 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4650 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4652 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4653 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4654 (rewrite_commutative_reductions_out_of_ssa): Same.
4655 * passes.c (execute_function_todo): Call verify_ssa for every pass
4656 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4657 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4658 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4659 with an extra argument.
4660 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4661 verify_ssa only when the extra argument is true.
4662 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4663 with an extra argument.
4664 (tree_transform_and_unroll_loop): Same.
4666 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4668 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4669 for all the passes of the LNO having LOOP_CLOSED_SSA.
4670 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4671 * tree-loop-distribution.c (pass_loop_distribution): Same.
4672 * tree-pass.h (TODO_verify_loops): Removed.
4673 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4675 (pass_tree_unswitch): Same.
4676 (pass_predcom): Same.
4677 (pass_vectorize): Same.
4678 (pass_linear_transform): Same.
4679 (pass_graphite_transforms): Same.
4680 (pass_iv_canon): Same.
4681 (pass_complete_unroll): Same.
4682 (pass_complete_unrolli): Same.
4683 (pass_parallelize_loops): Same.
4684 (pass_loop_prefetch): Same.
4685 (pass_iv_optimize): Same.
4687 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4690 * passes.c (init_optimization_passes): Move pass_lim before
4691 pass_copy_prop and pass_dce_loop.
4693 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4696 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4697 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4698 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4699 MULTI_* defines for 4 argument vpermil2p* builtins.
4701 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4703 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4704 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4705 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4706 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4707 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4708 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4709 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4710 Use x86_maybe_negate_const_int to output insn mnemonic.
4711 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4712 check from instruction predicate. Update comments.
4713 * config/i386/sync.md (sync_add<mode>): Use
4714 x86_maybe_negate_const_int to output insn mnemonic.
4716 2010-04-06 Jan Hubicka <jh@suse.cz>
4718 PR tree-optimization/42906
4719 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4720 IGNORE_SELF argument. Set visited_control_parents for fully
4722 (find_obviously_necessary_stmts): Update call of
4723 mark_control_dependent_edges_necessary.
4724 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4726 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4728 * config/i386/i386.md: Remove comment about 'e' and 'E'
4731 2010-04-06 Richard Guenther <rguenther@suse.de>
4733 PR tree-optimization/43627
4734 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4735 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4738 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4740 * BASE-VER: Change to 4.6.0.
4743 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4746 2010-04-06 Richard Guenther <rguenther@suse.de>
4749 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4751 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4753 * doc/invoke.texi (Optimize Options): Document that LTO
4754 won't remove object access purely due to incompatible
4757 2010-04-04 Matthias Klose <doko@ubuntu.com>
4759 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4760 Initialize variable.
4762 2010-04-03 Richard Guenther <rguenther@suse.de>
4765 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4766 require a non-NULL MEM_OFFSET.
4768 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4770 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4771 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4772 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4773 config/alpha/predicates.md, config/arm/arm.md,
4774 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4775 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4776 config/darwin9.h, config/darwin.c, config/darwin.h,
4777 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4778 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4779 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4780 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4781 config/mips/mips.md, config/mn10300/mn10300.c,
4782 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4783 config/rs6000/aix.h, config/rs6000/dfp.md,
4784 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4785 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4786 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4787 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4788 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4789 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4790 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4791 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4792 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4793 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4794 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4795 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4796 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4797 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4798 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4799 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4800 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4801 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4802 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4803 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4804 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4805 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4806 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4807 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4808 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4809 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4810 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4811 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4812 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4813 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4814 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4815 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4816 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4817 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4818 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4819 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4821 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4824 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4825 * aclocal.m4: Regenerate.
4827 2010-04-02 Richard Guenther <rguenther@suse.de>
4829 PR tree-optimization/43629
4830 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4831 if we have seen a constant value.
4833 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4835 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4837 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4840 * arm.c (legitimize_tls_address): Adjust call to
4841 gen_tls_load_dot_plus_four.
4842 (arm_note_pic_base): New function.
4843 (arm_cannot_copy_insn_p): Use it.
4844 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4847 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4852 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4854 * Makefile.in ($(out_object_file)): Depend on
4855 gt-$(basename $(notdir $(out_file))).h.
4857 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4859 * config.gcc (lm32-*-rtems*): Add t-lm32.
4861 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4863 * config.gcc: Add lm32-*-rtems*.
4864 * config/lm32/rtems.h: New file.
4866 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4869 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4871 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4873 * dwarf2out.c (output_compilation_unit_header): For
4874 -gdwarf-4 use version 4 instead of version 3.
4875 (output_line_info): For version 4 and above emit additional
4876 maximum ops per insn header field.
4877 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4879 * dwarf2out.c (is_c_family, is_java): Remove.
4880 (lower_bound_default): New function.
4881 (add_bound_info, gen_descr_array_type_die): Use it.
4883 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4886 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4887 re-declaration when it happens in a function.
4889 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4891 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4892 (cgraph_remove_function_insertion_hook): Same.
4893 (cgraph_call_function_insertion_hooks): Same.
4895 2010-04-01 Richard Guenther <rguenther@suse.de>
4898 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4899 and TREE_THIS_VOLATILE.
4900 (copy_ref_info): Likewise.
4901 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4902 * tree.c (build6_stat): Ignore side-effects of all but arg5
4903 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4906 2010-04-01 Richard Guenther <rguenther@suse.de>
4908 PR tree-optimization/43607
4909 * ipa-type-escape.c (check_call): Do not access non-existing
4912 2010-04-01 Richard Guenther <rguenther@suse.de>
4916 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4917 Jack Howarth <howarth@bromo.med.uc.edu>
4919 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4922 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4924 * doc/install.texi (Prerequisites): Document libelf usability on
4925 IRIX 5/6 and Solaris 2.
4926 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4927 Update GNU as, GNU ld requirements.
4928 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4929 Document Sun Studio compiler download.
4930 Update and simplify as, ld recommendations.
4931 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4933 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4935 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4936 with_tune_32 to pentium4.
4938 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4940 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4942 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4944 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4945 obsoletion, removal.
4947 Document GNU as requirement.
4948 Update configure requirements.
4949 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4950 Recomment IRIX 6.5.18+.
4951 Document IDF/IDL requirement.
4952 Document GNU as requirement.
4953 Document GNU ld bootstrap failure.
4954 Remove freeware.sgi.com reference.
4956 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4958 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4959 UNIX V4.0, V5.0 obsoletion, removal.
4960 Remove --with-gc=simple reference.
4961 Update VM requirements during bootstrap.
4962 Remove -oldas bootstrap description.
4963 Update binutils reference.
4964 Remove comparison failure note.
4966 2010-03-31 Richard Guenther <rguenther@suse.de>
4967 Zdenek Dvorak <ook@ucw.cz>
4968 Sebastian Pop <sebastian.pop@amd.com>
4971 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4972 with multiple arguments.
4973 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4975 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4977 * graphite-dependences.c (print_pddr): Call print_pdr with an
4979 * graphite-poly.c (debug_pdr): Add an extra argument for the
4982 (print_pbb_domain): Same.
4984 (print_scop_context): Same.
4986 (print_cloog): Same.
4987 (debug_pbb_domain): Same.
4991 (debug_scop_context): Same.
4993 (debug_cloog): Same.
4994 (print_scop_params): Same.
4995 (debug_scop_params): Same.
4996 (print_iteration_domain): Same.
4997 (print_iteration_domains): Same.
4998 (debug_iteration_domain): Same.
4999 (debug_iteration_domains): Same.
5000 (print_scattering_function): Same.
5001 (print_scattering_functions): Same.
5002 (debug_scattering_function): Same.
5003 (debug_scattering_functions): Same.
5004 * graphite-poly.h (debug_pdr): Update declaration.
5006 (print_pbb_domain): Same.
5008 (print_scop_context): Same.
5010 (print_cloog): Same.
5011 (debug_pbb_domain): Same.
5015 (debug_scop_context): Same.
5017 (debug_cloog): Same.
5018 (print_scop_params): Same.
5019 (debug_scop_params): Same.
5020 (print_iteration_domain): Same.
5021 (print_iteration_domains): Same.
5022 (debug_iteration_domain): Same.
5023 (debug_iteration_domains): Same.
5024 (print_scattering_function): Same.
5025 (print_scattering_functions): Same.
5026 (debug_scattering_function): Same.
5027 (debug_scattering_functions): Same.
5029 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5031 * graphite-poly.c (print_scattering_function_1): New.
5032 (print_scattering_function): Call it.
5033 (print_scop_params): Remove spaces at the end of lines.
5036 * graphite-poly.h (print_cloog): Declared.
5037 (debug_cloog): Declared.
5039 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5041 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5043 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5044 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5045 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5046 to switch between adding the IV bump in loop->latch or in loop->header.
5048 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5050 * graphite-poly.c (print_scattering_function): Pretty print following
5053 (print_pbb_domain): Same.
5054 (dump_gbb_cases): Same.
5055 (dump_gbb_conditions): Same.
5058 (print_scop_params): Same.
5059 (print_scop_context): Same.
5061 (print_pbb_body): New.
5062 (lst_indent_to): New.
5063 (print_lst): Start new lines with a #.
5064 * graphite-poly.h (pbb_bb): New.
5065 (pbb_index): Use pbb_bb.
5066 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5068 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5070 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5072 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5073 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5074 and 0 instead of 1 for dw_val_class_flag.
5075 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5076 dw_val_class_range_list, dw_val_class_loc_list,
5077 dw_val_class_lineptr and dw_val_class_macptr, use
5078 DW_FORM_flag_present for dw_val_class_flag and
5079 DW_FORM_exprloc for dw_val_class_loc.
5080 (output_die): For -gdwarf-4 print dw_val_class_loc
5081 size as uleb128 instead of 1 or 2 bytes and don't print
5082 anything for dw_val_class_flag.
5084 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5085 instead of cselib_lookup following by tweaking locs->setting_insn.
5088 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5089 even before returning from label, setjmp call or volatile asm
5092 2010-03-31 Richard Guenther <rguenther@suse.de>
5095 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5096 temporary data on stack.
5098 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5100 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5101 (PUSHSECTION_ASM_OP): Remove.
5102 (POPSECTION_ASM_OP): Remove.
5103 (PUSHSECTION_FORMAT): Remove.
5104 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5105 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5106 * config/sol2.c (solaris_output_init_fini): Use it.
5108 2010-03-31 Jie Zhang <jie@codesourcery.com>
5111 * opt-functions.awk (var_type_struct): Use signed char type
5112 for simple variables.
5114 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5116 * config/sol2.c: Include output.h.
5117 (solaris_assemble_visibility): New function.
5118 * config/t-sol2 (sol2.o): Add output.h dependency.
5119 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5120 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5123 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5126 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5127 V2SImode or XFmode on PRE_DEC.
5130 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5133 2010-03-31 Jie Zhang <jie@codesourcery.com>
5136 * reload.h (caller_save_initialized_p): Declare.
5137 * toplev.c (backend_init_target): Don't call
5138 init_caller_save but set caller_save_initialized_p to false.
5139 * caller-save.c (caller_save_initialized_p): Define.
5140 (init_caller_save): Check caller_save_initialized_p.
5141 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5143 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5146 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5147 and soft-fp/t-softfp to tmake_file.
5148 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5149 (LIBGCC2_TF_CEXT): Define.
5152 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5155 * cselib.c (n_useless_values): Document handling of debug locs.
5156 (n_useless_debug_values, n_debug_values): New variables.
5157 (new_elt_loc_list): Don't add to debug values, keep count.
5158 (promote_debug_loc): New.
5159 (cselib_reset_table): Zero new variables.
5160 (entry_and_rtx_equal_p): Promote debug locs.
5161 (discard_useless_locs): Increment n_useless_debug_values for
5163 (remove_useless_values): Adjust n_useless_values and n_debug_values
5164 with n_useless_debug_values.
5165 (add_mem_for_addr): Promote debug locs.
5166 (cselib_lookup_mem): Likewise.
5167 (cselib_lookup_addr): Renamed to...
5168 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5169 (cselib_log_lookup): ... this. Turn into...
5170 (cselib_lookup_addr): ... new wrapper.
5171 (cselib_lookup_from_insn): New.
5172 (cselib_invalidate_regno): Increment n_useless_debug_values for
5174 (cselib_invalidate_mem): Likewise.
5175 (cselib_process_insn): Take n_deleted and n_debug_values into
5176 account to guard remove_useless_value call.
5177 (cselib_finish): Zero n_useless_debug_values.
5178 * cselib.h (cselib_lookup_from_insn): Declare.
5179 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5180 (sched_analyze_2): Likewise.
5182 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5184 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5186 (adjust_mems): Replace narrowing SUBREG of expression containing
5187 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5188 with operations in the narrower mode.
5191 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5192 regs_invalidated_by_call instead all call_used_reg_set registers.
5194 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5197 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5198 pointer comparisons with types_compatible_p.
5199 * tree-vect-stmts.c (vectorizable_call): Same.
5200 (vectorizable_condition): Same.
5202 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5204 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5205 stack check if the mask would be zero.
5207 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5208 Jack Howarth <howarth@bromo.med.uc.edu>
5210 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5213 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5216 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5218 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5219 Include ___unordxf2 and ___unordtf2.
5220 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5223 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5225 * config/lm32/t-lm32: New file.
5226 * config.gcc: Use the above file when targetting lm32.
5228 2010-03-28 Duncan Sands <baldrick@free.fr>
5230 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5232 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5235 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5236 Improve vectorization cost model diagnostic.
5238 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5241 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5242 compute_data_dependences_for_loop returns false, early exit
5243 and output an extra diagnostic for the failed data reference
5246 2010-03-29 Richard Guenther <rguenther@suse.de>
5248 PR tree-optimization/43560
5249 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5250 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5252 2010-03-29 Jie Zhang <jie@codesourcery.com>
5255 * toplev.c (process_options): Set optimization_default_node
5256 and optimization_current_node.
5257 * opts.c (decode_options): Don't set optimization_default_node
5258 and optimization_current_node.
5260 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5262 * config/rtems.h: Abandon -qrtems_debug.
5264 2010-03-28 Jan Hubicka <jh@suse.cz>
5266 PR tree-optimization/43505
5267 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5268 map should not be copied.
5270 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5273 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5274 cdtors, set DECL_PRESERVE_P.
5275 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5278 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5280 PR tree-optimization/43528
5281 * stor-layout.c (place_field): Check that constant fits into
5282 unsigned HWI when skipping calculation of MS bitfield layout.
5284 2010-03-27 Jan Hubicka <jh@suse.cz>
5287 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5288 notice_global_symbol work.
5290 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5292 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5293 instead of dwarf2out_decl.
5294 (struct var_loc_node): Remove section_label field.
5295 (dwarf2out_function_decl): New function.
5296 (dwarf2out_var_location): Don't set section_label field.
5297 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5299 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5301 PR tree-optimization/43544
5302 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5303 First argument for builtin vectorized function hook is now a
5304 tree to be able to distinguish between machine specific and
5306 * targhooks.c (default_builtin_vectorized_function): Ditto.
5307 * targhooks.h (default_builtin_vectorized_function): Ditto.
5308 * target.h (struct gcc_target): Ditto.
5309 * tree-vect-stmts.c (vectorizable_function): Ditto.
5310 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5311 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5314 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5317 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5318 nested binding iff it is a FUNCTION_DECL.
5319 (store_parm_decls_newstyle): Pass nested=true to bind for
5320 FUNCTION_DECLs amongst parameters.
5322 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5324 * var-tracking.c (vt_expand_loc_callback): Don't run
5325 cselib_expand_value_rtx_cb in dummy mode if
5326 cselib_dummy_expand_value_rtx_cb returned false.
5328 * var-tracking.c (emit_note_insn_var_location): For one part
5329 notes with offset 0, don't add EXPR_LIST around the location.
5330 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5331 add_location_or_const_value_attribute): Adjust for that change.
5334 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5335 into first operand and location into second.
5336 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5337 dw_cfi_oprnd_loc for DW_CFA_expression.
5338 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5339 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5340 assume first argument is regnum and second argument is location.
5342 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5345 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5346 of scratch register to DImode. Split to DImode comparison operator.
5347 Use SImode subreg of scratch register in the multiplication.
5348 (*cmp_sadd_sidi): Ditto.
5349 (*cmp_ssub_si): Ditto.
5350 (*cmp_ssub_sidi): Ditto.
5352 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5355 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5356 Remove invalid assert and wrong comment.
5358 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5361 * flags.h (final_insns_dump_p): New extern.
5362 * final.c (final_insns_dump_p): New variable.
5363 (rest_of_clean_state): Set it before -fdump-final-insns=
5364 dumping, clear afterwards.
5365 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5366 MEM_ALIAS_SET on MEMs.
5368 2010-03-26 David S. Miller <davem@davemloft.net>
5370 * configure.ac: Fix sparc GOTDATA_OP bug check.
5371 * configure: Rebuild.
5373 2010-03-26 Alan Modra <amodra@gmail.com>
5375 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5377 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5379 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5380 TLS_SECTION_ASM_FLAG.
5382 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5385 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5386 Clear first_function_block_is_cold.
5389 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5390 argument if the argument is truth_value_p.
5392 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5394 * config/rs6000/constraints.md: Update copyright year for my changes.
5397 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5398 used in reg+reg addressing, swap registers.
5400 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5403 * target.h (struct gcc_target): Add code_end hook.
5404 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5406 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5407 * toplev.c (compile_file): Call targetm.asm_out.code_end
5408 hook before unwind info/debug info output.
5409 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5410 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5411 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5412 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5413 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5414 * config/i386/i386.c (ix86_file_end): Renamed to...
5415 (ix86_code_end): ... this. Make static. Don't call
5416 file_end_indicate_exec_stack. Emit unwind info using
5417 final_start_function/final_end_function.
5418 (darwin_x86_file_end): Remove.
5419 (TARGET_ASM_CODE_END): Define.
5420 * config/i386/i386.h (TARGET_ASM_FILE_END,
5421 NEED_INDICATE_EXEC_STACK): Don't define.
5422 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5423 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5424 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5425 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5428 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5429 at the beginning and final_end_function at the end.
5430 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5432 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5434 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5435 and Sun as TLS syntax.
5436 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5437 * configure: Regenerate.
5438 * config.in: Regenerate.
5439 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5440 (default_elf_asm_named_section): Use it.
5441 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5442 (i386_output_dwarf_dtprel): Likewise.
5443 (output_addr_const_extra): Likewise.
5444 (output_pic_addr_const): Lowercase @GOTTPOFF.
5445 (output_addr_const_extra): Likewise.
5446 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5447 (output_addr_const_extra): Likewise.
5448 (output_pic_addr_const): Lowercase @INDNTPOFF.
5449 (output_addr_const_extra): Likewise.
5450 (output_pic_addr_const): Lowercase @NTPOFF.
5451 (output_addr_const_extra): Likewise.
5452 (output_pic_addr_const): Lowercase @TPOFF.
5453 (output_addr_const_extra): Likewise.
5454 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5455 (*tls_global_dynamic_64): Likewise.
5456 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5457 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5459 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5460 (ASM_OUTPUT_TLS_COMMON): Use it.
5461 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5464 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5465 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5466 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5467 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5468 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5469 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5471 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5473 * config/i386/i386.c (override_options): Don't accept
5474 -mtls-dialect=sun any longer.
5475 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5476 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5477 (*tls_local_dynamic_base_32_sun): Likewise.
5478 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5480 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5483 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5484 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5487 * ira.c (adjust_cleared_regs): New function.
5488 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5492 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5494 * expr.c (expand_expr_real): Restore previous
5495 curr_insn_source_location and curr_insn_block after
5496 expand_expr_real_1 call.
5497 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5498 instead of expand_expr_real_1.
5500 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5502 PR rtl-optimization/43413
5503 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5506 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5509 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5510 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5512 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5514 * config/i386/i386.c (ix86_target_string): Add -mfma.
5515 Fix a typo in comment.
5517 2010-03-22 Mike Stump <mikestump@comcast.net>
5520 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5521 Don't overly align based upon packed packed fields.
5523 2010-03-22 Jason Merrill <jason@redhat.com>
5525 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5526 Use () rather than [], and move before the element type.
5528 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5530 * doc/configfiles.texi (Configuration Files): Removed
5531 fixinc/Makefile*, intl/Makefile.*.
5532 * doc/makefile.texi: Fixed markup. Abstract from version
5533 control system used.
5534 (Makefile): Removed obsolete gcc/java/parse.y example.
5535 * doc/sourcebuild.texi: Likewise.
5536 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5537 libgomp, libssp. Removed fastjar.
5538 (Miscellaneous Docs): Clarify location.
5539 Added COPYING3, COPYING3.LIB.
5540 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5542 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5545 * config/i386/i386.c (x86_function_profiler)
5546 [!NO_PROFILE_COUNTERS]: Fix typo.
5547 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5550 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5551 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5553 * doc/sourcebuild.texi (Test Directives): Split into six
5554 subsections, with most of the current text in new subsections
5555 Directives, Selectors, and Final Actions.
5556 (Directives): Split list of test directives into multiple
5558 (Selectors): Describe use and syntax of selectors.
5559 (Effective-Target Keywords): Describe all existing keywords.
5560 (Add Options): Describe features for dg-add-options.
5561 (Require Support): Describe variants of dg-require-support.
5562 (Final Actions): Describe commands to use in dg-final.
5564 2010-03-22 Michael Matz <matz@suse.de>
5567 * recog.c (validate_replace_rtx_group): Replace also in
5568 REG_EQUAL and REG_EQUIV notes.
5570 2010-03-22 Richard Guenther <rguenther@suse.de>
5572 PR tree-optimization/43390
5573 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5574 sure vector extracts are type correct.
5576 2010-03-22 Richard Guenther <rguenther@suse.de>
5579 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5580 x * sqrt (x) even when optimizing for size if the target
5581 has native support for sqrt.
5583 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5585 * varasm.c (make_decl_rtl_for_debug): Also clear
5586 flag_mudflap for the duration of make_decl_rtl call.
5589 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5590 locs from preserved VALUEs.
5592 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5595 * pa.md (movmemsi): Set align to one if zero.
5596 (movmemdi): Likewise.
5598 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5601 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5602 with their corresponding prologue pushes.
5604 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5607 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5608 at the begining or end.
5609 (spu_expand_epilogue): Likewise.
5611 2010-03-20 Richard Guenther <rguenther@suse.de>
5613 PR rtl-optimization/43438
5614 * combine.c (make_extraction): Properly zero-/sign-extend an
5615 extraction of the low part of a CONST_INT. Also handle
5618 2010-03-19 Mike Stump <mikestump@comcast.net>
5620 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5621 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5622 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5624 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5627 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5630 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5632 PR rtl-optimization/42258
5633 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5634 use that may match DEF.
5637 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5638 the cost of loading the constant rather than assuming
5640 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5641 outer code is AND, do the same tests as the andsi3 expander and
5642 return COSTS_N_INSNS (1) if and is cheap.
5644 * optabs.c (avoid_expensive_constant): Fix formatting.
5646 2010-03-19 Michael Matz <matz@suse.de>
5649 * attribs.c (decl_attributes): When rebuilding a function pointer
5650 type use the same qualifiers as the original pointer type.
5652 2010-03-19 Martin Jambor <mjambor@suse.cz>
5654 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5655 and is_gimple_ip_invariant_address.
5657 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5660 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5662 * config/arm/arm.c (arm_override_options): Turn off
5663 flag_dwarf2_cfi_asm for AAPCS variants.
5665 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5668 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5669 Use PRE_MODIFY instead of PRE_DEC.
5670 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5671 (vfp_emit_fstmd): Likewise.
5673 2010-03-19 Michael Matz <matz@suse.de>
5676 * builtins.c (expand_builtin_interclass_mathfn,
5677 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5680 2010-03-19 Richard Guenther <rguenther@suse.de>
5682 PR tree-optimization/43415
5683 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5684 (phi_translate_1): ... this.
5685 (phi_translate): Move all caching here. Cache all NARY
5686 and REFERENCE translations.
5688 2010-03-19 David S. Miller <davem@davemloft.net>
5690 With help from Eric Botcazou.
5691 * config/sparc/sparc.c: Include dwarf2out.h.
5692 (emit_pic_helper): Delete.
5693 (pic_helper_symbol_name): Delete.
5694 (pic_helper_emitted_p): Delete.
5695 (pic_helper_needed): New.
5696 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5697 (get_pc_thunk_name): New.
5698 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5699 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5700 Set pic_helper_needed to true. Don't call emit_pic_helper.
5701 (sparc_expand_prologue): Update load_pic_register call.
5702 (sparc_output_mi_thunk): Likewise.
5703 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5704 thunk if possible. Output CFI information as needed.
5706 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5707 Jack Howarth <howarth@bromo.med.uc.edu>
5710 * config/i386/i386.h: Fix ABI on darwin x86-32.
5712 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5714 * tree.h: Declare make_decl_rtl_for_debug.
5715 * varasm.c (make_decl_rtl_for_debug): New.
5716 * dwarf2out.c (rtl_for_decl_location): Call it.
5717 * cfgexpand.c (expand_debug_expr): Call it.
5719 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5722 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5726 * var-tracking.c (vt_init_cfa_base): Do nothing if
5727 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5729 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5732 * var-tracking.c (canonicalize_vars_star): New.
5733 (dataflow_post_merge_adjust): Use it.
5735 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5738 * var-tracking.c (non_suitable_const): New function.
5739 (add_uses): For DEBUG_INSNs with constants, don't record any
5740 value, instead just the constant value itself.
5741 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5742 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5743 (emit_notes_in_bb): Likewise.
5744 (emit_note_insn_var_location): For onepart variables if
5745 cur_loc is a VOIDmode constant, use DECL_MODE.
5747 2010-03-18 Martin Jambor <mjambor@suse.cz>
5750 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5751 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5752 all non-clones. Moved call redirection...
5753 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5754 (cgraph_materialize_all_clones): Dispose of all
5755 combined_args_to_skip bitmaps.
5756 (verify_cgraph_node): Do not check for edges pointing to wrong
5757 nodes in inline clones.
5758 * tree-inline.c (copy_bb): Call
5759 cgraph_redirect_edge_call_stmt_to_callee.
5760 * ipa.c (cgraph_remove_unreachable_nodes): Call
5761 cgraph_node_remove_callees even when there are used clones.
5763 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5765 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5767 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5770 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5773 2010-03-18 Michael Matz <matz@suse.de>
5776 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5777 into sqrt(x) if we need to preserve signed zeros.
5779 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5780 Eric Botcazou <ebotcazou@adacore.com>
5782 PR rtl-optimization/43360
5783 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5784 note if we don't know its invariant status.
5786 2010-03-18 Michael Matz <matz@suse.de>
5788 PR tree-optimization/43402
5789 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5790 PHI chains of ssa names registered for update.
5792 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5795 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5796 non-offsettable and pre_modify update addressing.
5797 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5798 and "2" alternatives "#".
5799 (*movdd_softfloat32): Make all alternatives "#";
5800 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5801 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5802 (*movdf_softfloat32): Make all alternatives "#";
5803 (movdi): Use the new DIFD mode iterator to create a common splitter
5804 for movdi, movdf and movdd patterns.
5806 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5808 * common.opt (dumpdir): Remove redundant tab.
5810 2010-03-17 Martin Jambor <mjambor@suse.cz>
5812 PR tree-optimization/43347
5813 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5814 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5816 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5818 PR rtl-optimization/42216
5819 * regrename.c (create_new_chain): New function, broken out from...
5820 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5821 appending a use to an empty chain.
5822 (build_def_use): Remove previous changes that convert OP_INOUT to
5823 OP_OUT operands; instead detect the case where an OP_INOUT operand
5824 uses a previously untracked register and create an empty chain for it.
5826 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5828 * doc/extend.texi (Function Attributes): Rewrite unfinished
5829 sentence in ms_abi documentation.
5831 2010-03-17 Alan Modra <amodra@gmail.com>
5833 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5834 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5835 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5836 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5838 2010-03-16 Richard Henderson <rth@redhat.com>
5841 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5842 (lower_try_finally): Save and restore eh_seq around the expansion
5845 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5847 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5848 statements before splitting block.
5850 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5852 * doc/sourcebuild.texi (Testsuites): Fix markup.
5853 Use pathnames relative to gcc/testsuite.
5854 (Test Directives): Move description of how timeout is determined.
5855 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5856 (C Tests): Correct gcc.misc-tests directory.
5857 Framework tests now live in gcc.test-framework.
5859 2010-03-16 Richard Guenther <rguenther@suse.de>
5862 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5863 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5865 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5866 Alexandre Oliva <aoliva@redhat.com>
5868 PR tree-optimization/42917
5869 * lambda-code.c (remove_iv): Skip debug statements.
5870 (lambda_loopnest_to_gcc_loopnest): Likewise.
5871 (not_interesting_stmt): Debug statements are not interesting.
5873 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5877 * cselib.c (cselib_preserve_constants,
5878 cfa_base_preserved_val): New static variables.
5879 (preserve_only_constants): New function.
5880 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5881 clear its REG_VALUES. If cselib_preserve_constants, don't
5882 empty the whole hash table, but preserve there VALUEs with constants,
5883 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5884 (cselib_preserve_cfa_base_value): New function.
5885 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5886 (cselib_init): Change argument to int bitfield. Set
5887 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5889 (cselib_finish): Clear cselib_preserve_constants and
5890 cfa_base_preserved_val.
5891 * cselib.h (enum cselib_record_what): New enum.
5892 (cselib_init): Change argument to int.
5893 (cselib_preserve_cfa_base_value): New prototype.
5894 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5895 * dse.c (dse_step1): Likewise.
5896 * cfgcleanup.c (thread_jump): Likewise.
5897 * sched-deps.c (sched_analyze): Likewise.
5898 * gcse.c (local_cprop_pass): Likewise.
5899 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5900 If FN is non-NULL, call the callback always and whenever it returns
5901 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5902 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5903 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5904 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5905 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5906 * var-tracking.c: Include recog.h.
5907 (bb_stack_adjust_offset): Remove.
5908 (vt_stack_adjustments): Don't call it, instead just gather the
5909 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5910 (adjust_stack_reference): Remove.
5911 (compute_cfa_pointer): New function.
5912 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5913 (struct adjust_mem_data): New type.
5914 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5916 (get_address_mode): New function.
5917 (replace_expr_with_values): Use it.
5918 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5919 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5920 (adjust_sets): Remove.
5921 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5922 Use get_address_mode.
5923 (get_adjusted_src): Remove.
5924 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5925 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5926 (add_with_sets): Don't call adjust_sets.
5927 (fp_setter, vt_init_cfa_base): New functions.
5928 (vt_initialize): Change return type to bool. Move most of pool etc.
5929 initialization to the beginning of the function from end. Pass
5930 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5931 If !frame_pointer_needed, call vt_stack_adjustment before mos
5932 vector is filled, call vt_init_cfa_base if argp/framep has been
5933 eliminated to sp. If frame_pointer_needed and argp/framep has
5934 been eliminated to hard frame pointer, set
5935 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5936 encountering fp setter in the prologue. For MO_ADJUST, call
5937 log_op_type before pusing the op into mos vector, not afterwards.
5938 Call adjust_insn before cselib_process_insn/add_with_sets,
5939 call cancel_changes (0) afterwards.
5940 (variable_tracking_main_1): Adjust for vt_initialize calling
5941 vt_stack_adjustments and returning whether it succeeded or not.
5943 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5945 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5948 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5950 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5952 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5953 drap_reg has not been set.
5955 2010-03-15 Michael Matz <matz@suse.de>
5958 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5959 use it to expand block copies.
5960 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5961 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5962 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5964 2010-03-15 Richard Guenther <rguenther@suse.de>
5966 PR tree-optimization/43367
5967 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5970 2010-03-15 Richard Guenther <rguenther@suse.de>
5972 PR tree-optimization/43317
5973 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5975 2010-03-15 Martin Jambor <mjambor@suse.cz>
5977 PR tree-optimization/43141
5978 * tree-sra.c (create_abstract_origin): New function.
5979 (modify_function): Call create_abstract_origin.
5981 2010-03-15 Chris Demetriou <cgd@google.com>
5983 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5986 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5989 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5990 call insert_out_of_ssa_copy for default definitions.
5992 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5994 * graphite-clast-to-gimple.c (my_long_long): Defined.
5995 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5996 * graphite-sese-to-poly.c (my_long_long): Defined.
5997 (scop_ivs_can_be_represented): Use it.
5999 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6001 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6002 graphite-max-bbs-per-function, and loop-block-tile-size.
6003 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6005 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6007 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6009 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6010 forward declaration.
6011 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6012 (add_upper_bounds_from_estimated_nit): New.
6013 (build_loop_iteration_domains): Use it.
6015 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6017 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6019 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6022 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6023 should be an INTEGER_CST. Also handle CASE_CONVERT.
6025 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6027 * graphite.c (graphite_initialize): To bound the number of bbs per
6028 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6029 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6030 * doc/invoke.texi: Document it.
6032 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6034 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6035 * graphite-sese-to-poly.h (build_poly_scop): Same.
6037 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6039 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6040 the number of parameters in the scop. Use as an upper bound
6041 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6042 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6043 * doc/invoke.texi: Document it.
6045 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6047 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6048 * doc/c-tree.texi: Remove.
6049 * doc/generic.texi: Merge c-tree.texi here.
6050 * doc/gccint.texi (Trees): Remove menu entry.
6051 (c-tree.texi): Remove @include.
6052 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6053 * doc/languages.texi (Reading RTL): Ditto.
6055 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6058 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6060 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6063 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6064 code added to work around reload clobbering CONST insns.
6066 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6068 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6069 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6070 (cselib_preserve_only_values): Remove retain argument, don't
6071 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6072 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6073 * var-tracking.c (micro_operation): Move insn field before union.
6074 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6075 (struct variable_tracking_info_def): Remove n_mos field, change
6076 mos into a vector of micro_operations.
6077 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6078 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6079 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6080 changing into a vector.
6081 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6082 come before all other uops generated by add_stores.
6083 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6085 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6086 a vector. Run just one pass over the bbs instead of separate counting
6087 and computation phase.
6088 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6091 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6092 into *nonlocalized_list vector.
6093 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6094 even if origin is non-NULL.
6095 (gen_variable_die): Likewise.
6096 (process_scope_var): Don't change origin.
6097 (gen_decl_die): Likewise.
6098 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6099 before adding new edges instead of after it, fix moving over
6102 2010-03-11 David S. Miller <davem@davemloft.net>
6104 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6106 * configure: Rebuild.
6108 2010-03-11 Martin Jambor <mjambor@suse.cz>
6110 PR tree-optimization/43257
6111 * tree.c (assign_assembler_name_if_neeeded): New function.
6112 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6114 * tree.h (assign_assembler_name_if_neeeded): Declare.
6115 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6116 the function if needed.
6118 2010-03-11 Chris Demetriou <cgd@google.com>
6120 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6121 include/stdint-gcc.h, and include/stdint.h world-readable.
6123 2010-03-11 Richard Guenther <rguenther@suse.de>
6125 PR tree-optimization/43255
6126 * tree-vrp.c (process_assert_insertions_for): Do not insert
6127 asserts for trivial conditions.
6129 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6131 PR tree-optimization/43280
6132 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6133 generation. Move calculation of size out of the if branch.
6134 (find_bswap): Modify compare number generation.
6136 2010-03-11 Richard Guenther <rguenther@suse.de>
6139 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6140 (input_gimple_stmt): Fixup handled component types during
6141 operand read. Also fix up decls in ADDR_EXPRs.
6143 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6145 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6146 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6148 2010-03-10 Jan Hubicka <jh@suse.cz>
6151 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6152 * varasm.c (get_variable_section): Don't do that here...
6153 (make_decl_rtl): ... and here.
6154 (do_assemble_alias): Produce decl RTL.
6155 (assemble_alias): Likewise.
6157 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6160 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6161 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6163 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6164 (based_loc_descr): Only express drap or vdrap regno based expressions
6165 using DW_OP_fbreg when not optimizing.
6166 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6167 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6168 REG_CFA_SET_VDRAP note.
6170 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6172 PR tree-optimization/43236
6173 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6174 error in calculation of base address in reverse iteration case.
6175 (generate_builtin): Take number of latch executions if the statement
6178 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6181 * tree-eh.c: Include pointer-set.h.
6182 (lower_eh_dispatch): Filter out duplicate case labels and
6183 remove the unneeded edge when the label is unused. Return
6184 true when some edges are removed.
6185 (execute_lower_eh_dispatch): When any lowering resulted in
6186 removing an edge, also delete unreachable blocks.
6188 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6191 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6192 UNSPEC_MACHOPIC_OFFSET.
6194 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6197 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6198 (m68k_delegitimize_address): New function.
6200 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6203 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6206 * var-tracking.c (adjust_sets): New function.
6207 (count_with_sets, add_with_sets): Use it.
6208 (get_adjusted_src): New inline function.
6209 (add_stores): Use it.
6212 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6213 call cselib_dummy_expand_value_rtx_cb instead of
6214 cselib_expand_value_rtx_cb.
6217 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6218 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6219 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6220 and .cfi_endproc around the pic thunks.
6221 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6222 all queued unwind info register saves are saved before the call.
6223 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6224 considered as sp-=4 for unwind info and the pop as sp+=4 which
6225 also clobbers dest, but doesn't actually restore it.
6228 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6229 RTX_FRAME_RELATED_P.
6231 2010-03-09 Jie Zhang <jie@codesourcery.com>
6233 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6234 whitespaces in output template.
6236 2010-03-09 Jie Zhang <jie@codesourcery.com>
6238 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6241 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6243 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6244 builtins.exp in a separate job.
6246 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6248 * graphite-sese-to-poly.c (add_param_constraints): Use
6249 lower_bound_in_type and upper_bound_in_type.
6251 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6253 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6254 instead of unsigned_type_node.
6256 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6257 Reza Yazdani <reza.yazdani@amd.com>
6260 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6261 on pointer type parameters.
6263 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6267 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6268 handle conversions from pointer to integers.
6269 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6270 induction variable, to be able to work with code generated by CLooG.
6271 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6272 (build_poly_scop): Bail out if we cannot codegen a loop.
6274 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6276 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6277 code generation with gloog_error.
6279 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6281 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6282 Call fold_convert on all the returned values.
6283 (expand_scalar_variables_expr): Pass to
6284 expand_scalar_variables_ssa_name the type of the resulting expression.
6286 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6288 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6289 ppl_min_for_le_pointset.
6290 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6291 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6293 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6295 * graphite-dependences.c (map_into_dep_poly): Removed.
6296 (dependence_polyhedron_1): Use combine_context_id_scat.
6298 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6300 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6301 (struct poly_bb): Same.
6302 (combine_context_id_scat): New.
6304 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6307 * sese.c (name_defined_in_loop_p): Return false for default
6310 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6312 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6313 and clean up the logic.
6315 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6317 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6320 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6322 * var-tracking.c (remove_cselib_value_chains): Define only for
6324 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6325 delete_slot_part, emit_notes_for_differences_1): Don't call
6326 remove_cselib_value_chains here.
6327 (set_slot_part, emit_notes_for_differences_2): Don't call
6328 add_cselib_value_chains here.
6329 (preserved_values): New vector.
6330 (preserve_value): New function.
6331 (add_uses, add_stores, vt_add_function_parameters): Use it
6332 instead of cselib_preserve_value.
6333 (changed_values_stack): New vector.
6334 (check_changed_vars_0): New function.
6335 (check_changed_vars_1, check_changed_vars_2): Use it.
6336 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6337 changed_values_stack VALUEs.
6338 (vt_emit_notes): For all preserved_values call
6339 add_cselib_value_chains. If ENABLE_CHECKING call
6340 remove_cselib_value_chains before verifying value_chains is empty.
6341 Initialize and free changed_values_stack.
6342 (vt_initialize): Initialize preserved_values.
6343 (vt_finalize): Free preserved_values.
6345 2010-03-08 Richard Guenther <rguenther@suse.de>
6347 PR tree-optimization/43269
6348 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6351 2010-03-08 Martin Jambor <mjambor@suse.cz>
6353 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6354 (ipa_is_param_called): Removed.
6355 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6356 (ipa_print_node_params): Do not print the called flag.
6357 (ipa_write_node_info): Do not stream the called flag.
6358 (ipa_read_node_info): Likewise.
6360 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6363 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6364 * cselib.c (struct expand_value_data): Add dummy field.
6365 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6367 (cselib_dummy_expand_value_rtx_cb): New function.
6368 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6370 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6371 * var-tracking.c: Include pointer-set.h.
6372 (variable): Change n_var_parts to char from int. Add
6373 cur_loc_changed and in_changed_variables fields.
6374 (variable_canonicalize): Remove.
6375 (shared_var_p): New inline function.
6376 (unshare_variable): Maintain cur_loc_changed and
6377 in_changed_variables fields. If var was in changed_variables,
6378 replace it there with new_var. Just copy cur_loc instead of
6379 resetting it to something else.
6380 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6381 (dataflow_set_union): Don't call variable_canonicalize.
6382 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6383 of their DEBUG_EXPR_TREE_DECLs.
6384 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6385 and in_changed_variables and cur_loc_changed is false.
6386 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6387 and cur_loc_changed. Don't update cur_loc here.
6388 (variable_merge_over_src): Don't call variable_canonicalize.
6389 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6390 removing loc that is equal to cur_loc, clear cur_loc,
6391 set cur_loc_changed and ensure variable_was_changed is called.
6392 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6393 compare pointers in cur_loc check, if it is equal to loc,
6394 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6395 (variable_different_p): Remove compare_current_location argument,
6396 don't compare cur_loc.
6397 (dataflow_set_different_1): Adjust variable_different_p caller.
6398 (variable_was_changed): If dv had some var in changed_variables
6399 already, reset in_changed_variables flag for it and propagate
6400 cur_loc_changed over to the new variable. On empty var
6401 always set cur_loc_changed. Set in_changed_variables on whatever
6402 var is added to changed_variables.
6403 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6404 Use shared_var_p. When removing loc that is equal to cur_loc,
6405 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6406 end, don't set it to something else, just call variable_was_changed.
6407 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6408 loc being removed, clear cur_loc and set cur_loc_changed.
6409 Set cur_loc_changed if all locations have been removed.
6410 (struct expand_loc_callback_data): New type.
6411 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6412 allocated. Always create SUBREGs if simplify_subreg failed.
6413 Prefer to use cur_loc, when that fails and still in
6414 changed_variables (and seen first time) recompute it. Set
6415 cur_loc_changed of variables which had to change cur_loc and
6416 compute elcd->cur_loc_changed if any of the subexpressions used
6417 had to change cur_loc.
6418 (vt_expand_loc): Adjust to pass arguments in
6419 expand_loc_callback_data structure.
6420 (vt_expand_loc_dummy): New function.
6421 (emitted_notes): New variable.
6422 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6423 that weren't used for any other decl in current
6424 emit_notes_for_changes call call vt_expand_loc_dummy to update
6425 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6426 first loc_chain location if NULL before. Always use just
6427 cur_loc instead of first loc_chain location. When cur_loc_changed
6428 is false, when not --enable-checking=rtl just don't emit any note.
6429 When rtl checking, compute the note and assert it is the same
6430 as previous note. Clear cur_loc_changed and in_changed_variables
6431 at the end before removing from changed_variables.
6432 (check_changed_vars_3): New function.
6433 (emit_notes_for_changes): Traverse changed_vars to call
6434 check_changed_vars_3 on each changed var.
6435 (emit_notes_for_differences_1): Clear cur_loc_changed and
6436 in_changed_variables. Recompute cur_loc of new_var.
6437 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6438 (vt_emit_notes): Initialize and destroy emitted_notes.
6440 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6442 PR rtl-optimization/42220
6443 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6444 Use verify_reg_tracked to determine if we should use OP_OUT rather
6446 (build_def_use): If we see an in-out operand for a register that we
6447 know nothing about, treat is an output if possible, fail the block if
6450 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6453 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6456 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6459 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6460 uses of relevant DEFs that are dead outside the loop too.
6462 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6464 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6466 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6468 * var-tracking.c (values_to_unmark): New variable.
6469 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6470 values_to_unmark vector. Moved body to...
6471 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6472 instead queue it into values_to_unmark vector.
6473 (vt_find_locations): Free values_to_unmark vector.
6475 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6477 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6478 (site.exp): Export them when plugins are enabled.
6480 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6483 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6485 (chrec_fold_multiply): Same.
6487 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6490 * c-decl.c (build_compound_literal): Return early if init is
6493 2010-03-04 Martin Jambor <mjambor@suse.cz>
6495 PR tree-optimization/43164
6496 PR tree-optimization/43191
6497 * tree-sra.c (type_consists_of_records_p): Reject records with
6498 zero-size bit-fields at the end.
6500 2010-03-04 Mike Stump <mikestump@comcast.net>
6502 * Makefile.in (TAGS): Remove *.y.
6504 2010-03-04 Richard Guenther <rguenther@suse.de>
6506 PR tree-optimization/40761
6507 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6509 (my_rev_post_order_compute): New function.
6510 (init_pre): Call it.
6512 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6515 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6516 decrease the cost of an IV candidate when the cost is infinite.
6518 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6520 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6521 Use '3DNow!' for the extension of that name, ensure normal space
6523 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6525 2010-03-03 Jeff Law <law@redhat.com>
6527 * PR middle-end/32693
6528 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6529 than gen_rtx_SUBREG.
6530 (extract_bit_field_1): Likewise.
6532 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6534 * doc/sourcebuild.texi (Test directives): Document that arguments
6535 include-opts and exclude-opts are now optional for dg-skip-if,
6536 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6538 2010-03-03 Jason Merrill <jason@redhat.com>
6541 * cgraph.h (varpool_node): Add extra_name field.
6542 * varpool.c (varpool_extra_name_alias): New.
6543 (varpool_assemble_decl): Emit extra name aliases.
6544 (varpool_mark_needed_node): Look past an extra name alias.
6545 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6546 * lto-streamer-in.c (lto_input_tree): Read it.
6547 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6549 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6551 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6552 (sparc*-*-solaris2*): ...this.
6554 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6557 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6558 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6559 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6560 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6563 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6564 fallthrough to default handling, just with want_address 0 instead of 2.
6565 For single element lists, add_AT_loc directly, otherwise create an
6566 artificial variable DIE and stick location list to it.
6569 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6570 (VAL_EXPR_HAS_REVERSE): Define.
6571 (reverse_op): New function.
6572 (add_stores): For reversible operations add an extra MO_VAL_USE.
6574 2010-03-02 Jason Merrill <jason@redhat.com>
6576 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6578 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6580 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6581 (sparc64-*-linux*): Likewise.
6582 (sparc64-*-solaris2*): Include assembler files before linker ones.
6583 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6584 * config/sparc/gas.h: Delete.
6585 * config/sparc/sol2-64.h: Add copyright notice.
6586 * config/sparc/sol2-gas-bi.h: Likewise.
6587 * config/sparc/sol2-gld.h: Likewise.
6588 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6589 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6590 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6591 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6592 (sparc_elf_asm_named_section): Rename into...
6593 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6595 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6597 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6599 2010-03-02 Jeff Law <law@redhat.com>
6602 * reload1.c (rtx_p, substitute_stack): Declare.
6603 (substitute): Record addresses of changed rtxs.
6604 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6605 Restore the original rtx when complete.
6606 (reload): Free subsitute_stack when complete.
6608 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6610 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6611 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6613 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6614 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6615 Torture Tests): Change from subsection to section.
6617 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6618 Steven Bosscher <steven@gcc.gnu.org>
6620 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6623 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6626 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6627 the assignment from the new induction variable to the assignment
6628 of the value from the original loop PHI function.
6630 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6631 Daniel Jacobowitz <dan@codesourcery.com>
6633 * doc/sourcebuild.texi (Test directives): Clarify options to
6636 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6638 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6639 Disable cfi directives unless GCC and gas agree on using read-only
6640 .eh_frame sections for 64-bit.
6641 * configure: Regenerate.
6643 2010-03-01 Richard Guenther <rguenther@suse.de>
6645 PR tree-optimization/43220
6646 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6647 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6649 2010-03-01 Richard Guenther <rguenther@suse.de>
6650 Martin Jambor <mjambor@suse.cz>
6653 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6654 gimplified parameters.
6656 2010-03-01 Christian Bruel <christian.bruel@st.com>
6658 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6660 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6662 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6664 2010-03-01 Richard Guenther <rguenther@suse.de>
6667 * expr.c (expand_assignment): Use the alias-oracle to tell
6668 if the rhs aliases the result decl.
6670 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6673 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6674 to sol_gt_pch_get_address.
6675 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6676 64-bit, SPARC and x86.
6677 (sol_gt_pch_get_address): New function.
6679 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6681 * toplev.h (inform_n, error_n): Declare.
6682 * diagnostic.c (inform_n, error_n): New function.
6684 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6686 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6687 has no rtl yet when processing local_decls, queue it and recheck
6688 if deferred stack allocation hasn't assigned it rtl.
6690 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6692 * config/sh/sh.c (unspec_bbr_uid): New.
6693 (gen_block_redirect): Use it instead of INSN_UID.
6694 (gen_far_branch): Likewise.
6696 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6698 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6699 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6701 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6703 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6704 (Warning Options): -Wno-conversion-null is valid for
6705 Objective-C++ as well.
6706 * doc/tm.texi (Named Address Spaces): Likewise.
6707 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6708 * doc/tree-ssa.texi (Tree SSA): Likewise.
6710 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6713 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6714 by default. Don't set the default arch for
6715 i[34567]86-*-darwin*|x86_64-*-darwin*.
6717 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6720 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6721 default. Set the default 32bit/64bit archs with $with_arch
6722 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6724 2010-02-27 Richard Guenther <rguenther@suse.de>
6726 PR tree-optimization/43186
6727 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6728 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6729 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6730 unroller iterations.
6732 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6734 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6735 required and i[34567]86-*-* targets don't support 64bit ISA.
6737 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6740 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6743 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6745 * config.gcc: Set the default arch at least to Prescott for
6746 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6747 if SSE math is enabled.
6749 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6751 * diagnostic.c (diagnostic_initialize): Update.
6752 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6754 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6755 (diagnostic_inhibit_notes): New.
6756 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6758 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6761 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6762 * doc/standards.texi: Likewise.
6763 * doc/extend.texi: Likewise.
6764 * doc/trouble.texi: Likewise.
6765 * doc/cppopts.texi: Likewise.
6766 * doc/install.texi: Likewise.
6767 * c.opt (std=c90,std=gnu90): New options.
6768 * c-opts.c (c_common_handle_option): Handle them.
6770 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6773 * c-decl.c (undeclared_variable): Use an informative note.
6775 2010-02-26 Richard Guenther <rguenther@suse.de>
6777 PR tree-optimization/43186
6778 * gimple.h (gimple_fold): Remove.
6779 * gimple.c (gimple_fold): Remove. Inline into single user ...
6780 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6781 Try harder for conditions.
6783 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6786 * function.c (used_types_insert): Don't skip through named pointer
6787 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6788 and it is different from the main variant's type.
6790 2010-02-26 Nick Clifton <nickc@redhat.com>
6792 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6794 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6796 * config.gcc: Support --with-fpmath=sse for x86.
6798 * config/i386/ssemath.h: New.
6800 * doc/install.texi (--with-fpmath=sse): Documented.
6802 2010-02-26 Richard Guenther <rguenther@suse.de>
6804 PR tree-optimization/43188
6805 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6806 vector types of over-aligned element type.
6808 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6811 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6812 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6814 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6816 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6818 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6820 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6821 * var-tracking.c: Include diagnostic.h.
6822 (debug_dv): New function.
6823 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6826 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6827 (add_value_chain, add_value_chains, remove_value_chain,
6828 remove_value_chains): Handle DEBUG_EXPRs.
6829 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6832 * regcprop.c (struct queued_debug_insn_change): New type.
6833 (struct value_data_entry): Add debug_insn_changes field.
6834 (struct value_data): Add n_debug_insn_changes field.
6835 (debug_insn_changes_pool): New variable.
6836 (free_debug_insn_changes, apply_debug_insn_changes,
6837 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6838 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6839 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6841 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6843 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6844 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6845 changes, call cprop_find_used_regs via note_stores.
6846 (copyprop_hardreg_forward): When copying vd from predecessor
6847 which has any queued DEBUG_INSN changes, make sure the pointers are
6848 cleared. At the end call df_analyze and then if there are any
6849 DEBUG_INSN changes queued at the end of some basic block for still
6850 live registers, apply them.
6851 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6853 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6855 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6858 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6860 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6861 targets. Set the default with_cpu/with_arch from arch/cpu.
6862 Allow x86-64 and native for with_cpu/with_arch.
6864 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6866 * ebitmap.c: Change calls to verify_popcount with calls to
6867 sbitmap_verify_popcount.
6868 (ebitmap_clear_bit): Fixed map->cacheindex test and
6869 map>cache update when bit clearing results in an empty
6872 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6875 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6876 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6877 and support both V2DF and V2DI modes.
6878 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6879 support both V2DF and V2DI modes.
6880 (general): Delete trailing whitespace from a few patterns.
6882 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6883 V2DF/V2DI interleave high/low builtins.
6885 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6888 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6889 interleave high/low functions.
6891 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6893 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6894 #pragma extern_prefix.
6896 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6899 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6900 BLKmode, assert op0 is a MEM and just adjust its mode.
6903 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6904 if bitpos isn't multiple of mode's bitsize.
6906 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6908 * c.opt (-ftemplate-depth=): New.
6909 (-ftemplate-depth-): Deprecate.
6910 * optc-gen.awk: Handle -ftemplate-depth=.
6911 * opth-gen.awk: Likewise.
6912 * c-opts.c (c_common_handle_option): Likewise.
6913 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6915 2010-02-24 Jason Merrill <jason@redhat.com>
6917 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6919 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6921 * cfg.c (alloc_aux_for_block): Remove inline.
6922 (alloc_aux_for_edge): Likewise.
6924 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6926 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6928 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6930 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6931 * config/i386/sol2-gas.h: New file.
6932 * config.gcc (i[34567]86-*-solaris2*): Use it.
6934 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6937 * c-typeck.c (ep_convert_and_check): New.
6938 (build_conditional_expr): Use it.
6939 (build_binary_op): Likewise.
6941 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6943 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6946 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6947 bounds even for -O+.
6948 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6949 expr needs to have DECL_NAME set.
6951 2010-02-24 Nick Clifton <nickc@redhat.com>
6953 * config/mep/mep.c: Include gimple.h.
6954 (mep_function_uses_sp): Delete unused function.
6955 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6956 parameters. Use unsigned integers to count args. Return a
6957 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6959 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6962 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6963 greater or equal to nelt instead of 2 * nelt.
6964 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6967 2010-02-23 Jason Merrill <jason@redhat.com>
6970 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6971 in cfun->local_decls even if they have register types.
6974 * stor-layout.c (place_field): Don't warn about unnecessary
6975 DECL_PACKED if the type is packed.
6977 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6980 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6981 GOTOFF relocs, even when the base reg isn't pic pointer.
6983 2010-02-23 Michael Matz <matz@suse.de>
6986 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6987 (expand_gimple_basic_block): Generate and use debug temps if there
6988 are debug uses left after the last real use of TERed ssa names.
6989 Unlink debug immediate uses when they are expanded.
6991 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6994 * config/i386/i386.c (override_options): Reorganise to provide
6995 better error messages.
6997 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7000 * graphite-scop-detection.c (create_single_exit_edge): Move
7001 the call to find_single_exit_edge to....
7002 (create_sese_edges): ...here. Don't handle multiple edges
7003 exiting the function.
7004 (build_graphite_scops): Don't handle multiple edges
7005 exiting the function.
7007 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7010 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7011 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7013 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7016 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7018 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7021 * c-typeck.c (convert_arguments): Print declaration location.
7022 * c-common.c (validate_nargs): Rename as
7023 builtin_function_validate_nargs.
7024 (check_builtin_function_arguments): Update.
7026 2010-02-22 Richard Guenther <rguenther@suse.de>
7029 * tree-inline.c (declare_return_variable): Use the type of
7030 the call stmt lhs if available.
7032 2010-02-22 Duncan Sands <baldrick@free.fr>
7034 * passes.c (register_pass): Always consider all pass lists when
7035 ref_pass_instance_number is zero.
7037 2010-02-22 Richard Guenther <rguenther@suse.de>
7039 PR tree-optimization/42749
7040 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7041 parameter. Do arithmetic in the original type.
7042 (update_accumulator_with_ops): Likewise.
7043 (adjust_accumulator_values): Adjust.
7045 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7047 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7048 (QI to BLKmode splitter): New splitter.
7050 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7052 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7053 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7055 2010-02-22 Richard Guenther <rguenther@suse.de>
7057 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7059 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7061 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7062 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7063 ($(T)crti.o, $(T)crtn.o): Remove rules.
7065 2010-02-21 Tobias Burnus <burnus@net-b.de>
7068 * doc/invoke.texi (-fassociative-math): Document that this
7069 option is automatically enabled for Fortran.
7071 2010-02-20 David S. Miller <davem@davemloft.net>
7073 * configure.ac: Test if linker and assembler properly support
7074 GOTDATA_OP relocations.
7075 * configure: Rebuild.
7076 * config.in: Likewise.
7077 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7078 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7079 (movsi_high_pic): Likewise.
7080 (movdi_lo_sum_pic): Likewise.
7081 (movdi_high_pic): Likewise.
7082 (movsi_pic_gotdata_op): New pattern.
7083 (movdi_pic_gotdata_op): Likewise.
7084 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7085 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7087 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7090 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7091 attribute to ssemul.
7092 (xop_mulv2div2di3_high): Ditto.
7094 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7097 * c.opt (Wconversion-null): New option.
7098 * doc/invoke.texi (Wconversion-null): Document.
7100 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7102 * common.opt (Wlarger-than-): Add Undocumented.
7104 2010-02-19 Mike Stump <mikestump@comcast.net>
7106 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7108 2010-02-19 Jason Merrill <jason@redhat.com>
7111 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7112 * configure: Likewise.
7114 2010-02-20 Alan Modra <amodra@gmail.com>
7117 * cgraph.h (cgraph_make_decl_local): Declare.
7118 * cgraph.c (cgraph_make_decl_local): New function.
7119 (cgraph_make_node_local): Use it.
7120 * cgraphunit.c (cgraph_function_versioning): Likewise.
7121 * ipa.c (function_and_variable_visibility): Likewise.
7123 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7126 * except.c (sjlj_emit_function_enter): Don't call
7127 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7129 * rtl.h (add_reg_br_prob_note): Remove prototype.
7131 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7134 * c-common.c (conversion_warning): Remove widening conversions
7135 before checking the conversion of integers to reals.
7137 2010-02-19 Mike Stump <mikestump@comcast.net>
7140 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7143 * cgraphunit.c (process_function_and_variable_attributes): Check
7144 DECL_PRESERVE_P instead of looking up attribute "used".
7145 * ipa-pure-const.c (check_decl): Likewise.
7146 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7147 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7148 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7149 instead of attribute "used".
7150 * config/sol2-c.c (solaris_pragma_init): Likewise.
7151 (solaris_pragma_fini): Likewise.
7153 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7155 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7156 Use XCNEW instead of xcalloc.
7157 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7158 XNEW instead of xmalloc.
7159 (get_fields): Use XNEWVEC instead of xmalloc.
7162 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7163 populate vars array.
7164 (create_new_general_access): For debug stmts just reset value.
7165 (get_stmt_accesses): For accesses within debug stmts just record them
7166 using add_access_to_acc_sites instead of preventing the peeling or
7167 counting them as accesses.
7170 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7172 2010-02-19 Richard Guenther <rguenther@suse.de>
7174 PR tree-optimization/42916
7175 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7178 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7180 * configure.ac: Replace all uses of changequote in macro arguments
7181 with proper quoting.
7183 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7186 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7188 2010-02-19 Richard Guenther <rguenther@suse.de>
7190 PR tree-optimization/42944
7191 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7192 test for aliasing with errno.
7194 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7197 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7198 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7199 * dojump.c: Include output.h.
7200 (inv): New inline function.
7201 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7202 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7203 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7204 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7205 argument, pass it down to other calls.
7206 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7207 add REG_BR_PROB note to the conditional jump.
7208 * cfgexpand.c (add_reg_br_prob_note): Removed.
7209 (expand_gimple_cond): Don't call it, add the probability
7210 as last argument to jumpif_1/jumpifnot_1.
7211 * Makefile.in (dojump.o): Depend on output.h.
7212 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7214 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7215 * stmt.c (do_jump_if_equal): Likewise.
7216 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7217 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7218 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7220 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7221 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7222 jumpifnot_1 callers.
7223 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7225 (store_expr): Adjust jumpifnot caller.
7226 (store_constructor): Adjust jumpif caller.
7229 * gimplify.c (gimple_boolify): For __builtin_expect call
7230 gimple_boolify also on its first argument.
7232 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7234 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7236 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7237 * configure: Regenerated.
7239 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7241 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7242 lang_hooks.types_compatible_p instead of comptypes.
7244 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7246 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7247 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7248 if __prefer_thumb__ is defined.
7250 2010-02-18 Martin Jambor <mjambor@suse.cz>
7252 PR tree-optimization/43066
7253 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7254 array with zero-sized element type.
7256 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7258 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7259 rtx, allocate struct var_loc_node here and return it to the
7260 caller, and only if it is actually needed.
7261 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7262 move it earlier and return immediately if it returns NULL.
7264 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7266 * config/sparc/gas.h: New file. Restore
7267 TARGET_ASM_NAMED_SECTION to its ELF default.
7268 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7270 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7271 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7272 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7273 after sparc/sysv4.h.
7275 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7277 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7279 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7281 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7282 patterns from predicated pattern.
7284 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7287 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7288 for insn mnemonic suffix.
7290 2010-02-17 Richard Guenther <rguenther@suse.de>
7292 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7295 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7298 * caller-save.c (save_call_clobbered_regs): If BB ends with
7299 a DEBUG_INSN, move any notes in between last real insn and the last
7300 DEBUG_INSN after the last DEBUG_INSN.
7302 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7304 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7305 Fix return type. Fix argument type. Explain meaning of return value.
7307 2010-02-16 Richard Guenther <rguenther@suse.de>
7309 PR tree-optimization/41043
7310 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7311 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7313 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7315 2010-02-16 Ira Rosen <irar@il.ibm.com>
7317 PR tree-optimization/43074
7318 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7319 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7320 vectorizable cycles in hybrid SLP check.
7321 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7323 2010-02-16 Richard Guenther <rguenther@suse.de>
7325 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7326 (true_dependence): If memrefs_conflict_p computes must-alias
7327 trust it. Move TBAA check after offset-based disambiguation.
7328 (canon_true_dependence): Likewise.
7330 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7332 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7333 * doc/invoke.texi: Document it.
7334 * var-tracking.c: Include toplev.h and params.h.
7335 (vt_find_locations): Return bool indicating success. Compute
7336 hash sizes unconditionally. Check new parameter, report.
7337 (variable_tracking_main_1): Check vt_find_locations results and
7338 retry. Renamed from...
7339 (variable_tracking_main): ... this. New wrapper to preserve
7340 flag_var_tracking_assignments.
7341 * Makefile.in (var-tracking.o): Adjust dependencies.
7343 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7344 Jakub Jelinek <jakub@redhat.com>
7347 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7348 if weak_import attribute is present.
7349 * config/darwin.c (machopic_select_section): Likewise.
7351 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7353 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7354 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7355 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7356 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7358 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7361 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7364 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7365 Rewrite text to refer to the names.
7367 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7369 * config/i386/i386-builtin-types.def
7370 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7371 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7372 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7373 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7374 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7375 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7376 IX86_BUILTIN_VPERMIL2PS256.
7377 (MULTI_ARG_4_DF2_DI_I): Defined.
7378 (MULTI_ARG_4_DF2_DI_I1): Defined.
7379 (MULTI_ARG_4_SF2_SI_I): Defined.
7380 (MULTI_ARG_4_SF2_SI_I1): Defined.
7381 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7382 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7383 __builtin_ia32_vpermil2ps256.
7384 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7385 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7386 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7387 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7388 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7389 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7390 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7391 CODE_FOR_xop_vpermil2v8sf3.
7392 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7393 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7394 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7395 (_mm256_permute2_pd): New.
7396 (_mm_permute2_ps): New.
7397 (_mm256_permute2_ps): New.
7399 2010-02-15 Nick Clifton <nickc@redhat.com>
7401 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7402 boolean parameters. Use emit_jump_insn when emitting a pop
7403 instruction containing a return insn.
7404 (push): Use 'true' rather than '1' as second parameter to F.
7405 (h8300_expand_prologue): Likewise.
7406 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7407 (h8300_expand_epilogue): Likewise.
7409 2010-02-15 Richard Guenther <rguenther@suse.de>
7412 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7415 2010-02-15 Nick Clifton <nickc@redhat.com>
7417 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7420 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7422 * intl.c (fake_ngettext): New function.
7423 * intl.h (fake_ngettext): Declare.
7424 (ngettext): Define macro.
7425 * collect2.c (notice_translated): New function.
7426 (main): Use notice_translated and ngettext.
7427 * collect2.h (notice_translated): Declare.
7429 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7431 * reorg.c (delete_computation): Comment fixes.
7432 * caller-save.c (setup_save_areas): Idem.
7433 * sel-sched-dump.c (dump_lv_set): Idem.
7436 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7438 * config/s390/s390.c (s390_sched_init): New function.
7439 (TARGET_SCHED_INIT): Target hook defined.
7441 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7442 Jack Howarth <howarth@bromo.med.uc.edu>
7443 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7446 Partial revert of unintended change in fix for PR41605.
7447 * config/darwin.h: Fix typo.
7448 * config/darwin9.h: Same.
7450 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7452 * c-pch.c (pch_init): Clear v.
7454 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7457 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7458 graphite_can_represent_init for MULT_EXPR.
7460 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7464 * graphite-sese-to-poly.c (remove_phi): New.
7465 (translate_scalar_reduction_to_array): Call remove_phi.
7467 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7470 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7471 * graphite-clast-to-gimple.h (gloog): Update declaration.
7472 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7473 * graphite-poly.h (struct poly_bb): Add missing comments.
7474 (struct scop): Add poly_scop_p field.
7476 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7477 * graphite.c (graphite_transform_loops): Build the polyhedral
7478 representation for each scop before code generation.
7479 * sese.c (rename_variables_in_operand): Removed.
7480 (rename_variables_in_expr): Return the renamed expression.
7481 (rename_sese_parameters): New.
7482 * sese.h (rename_sese_parameters): Declared.
7484 2010-02-11 Richard Guenther <rguenther@suse.de>
7486 PR tree-optimization/42998
7487 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7488 POINTER_PLUS_EXPR properly.
7490 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7491 Changpeng Fang <changpeng.fang@amd.com>
7494 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7495 the cost of an IV candidate when the IV is used in a test against zero.
7497 * gcc.dg/tree-ssa/ivopts-3.c: New.
7499 2010-02-11 Richard Guenther <rguenther@suse.de>
7502 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7503 pointer-vs-decl case by swapping refs. Handle some cases
7504 of pointer-vs-decl disambiguations more conservatively.
7505 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7506 to false after expanding.
7508 2010-02-11 Richard Guenther <rguenther@suse.de>
7511 * gcc.c (process_command): Handle LTO file@offset case more
7514 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7516 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7517 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7519 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7521 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7522 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7523 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7524 Optimize eq/ne comparisons when both arguments are known to be
7526 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7527 Don't mask operands unnecessarily if they are known to be already
7530 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7532 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7535 2010-02-10 Richard Guenther <rguenther@suse.de>
7537 PR tree-optimization/43017
7538 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7539 for wrapping signed arithmetic.
7541 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7544 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7545 if no debug info should be emitted for it.
7547 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7549 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7550 note when flag_exceptions is set.
7552 2010-02-10 Duncan Sands <baldrick@free.fr>
7554 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7556 2010-02-10 Richard Guenther <rguenther@suse.de>
7559 * tree.c (get_unwidened): Handle constants.
7560 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7562 2010-02-10 Martin Jambor <mjambor@suse.cz>
7565 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7566 check for variable argument counts independently.
7568 2010-02-10 Christian Bruel <christian.bruel@st.com>
7571 * config/sh/sh.c (find_barrier): Increase length for non delayed
7572 conditional branches.
7574 2010-02-10 Christian Bruel <christian.bruel@st.com>
7576 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7578 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7580 * builtins.c (set_builtin_user_assembler_name): Also handle
7581 ffs if int is smaller than word.
7583 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7586 * ira-conflicts.c (get_dup): Remove.
7587 (process_reg_shuffles): Add new parameter. Use it as an
7588 additional guard for copy generation.
7589 (add_insn_allocno_copies): Rewrite.
7591 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7593 * common.opt (fsched2-use-traces): Preserved for backward
7595 * doc/invoke.texi: Remove the documentation about option
7596 -fsched2-use-traces.
7597 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7598 flag_sched2_use_traces.
7599 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7600 the backward compatibility flag section.
7602 2010-02-09 Richard Guenther <rguenther@suse.de>
7604 PR tree-optimization/43008
7605 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7606 make HEAP variables initialized from global memory if they
7607 are not known builtin functions.
7608 (find_func_aliases): Adjust.
7610 2010-02-09 Richard Guenther <rguenther@suse.de>
7612 PR tree-optimization/43000
7613 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7614 arithmetic manually.
7616 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7618 PR tree-optimization/42931
7619 * tree-loop-linear.c (try_interchange_loops): Don't call
7620 double_int_mul if estimated_loop_iterations failed.
7622 2010-02-08 Martin Jambor <mjambor@suse.cz>
7625 * tree-sra.c (build_accesses_from_assign): Do not mark in
7626 should_scalarize_away_bitmap if stmt has volatile ops.
7627 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7630 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7632 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7634 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7636 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7639 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7642 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7644 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7647 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7648 to unknown_dependence.
7649 (graphite_legal_transform_dr): Handle the unknown_dependence.
7650 (graphite_carried_dependence_level_k): Same.
7652 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7654 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7656 2010-02-07 Richard Guenther <rguenther@suse.de>
7659 * expr.c (get_inner_reference): Always initialize *pbitsize.
7661 2010-02-07 Richard Guenther <rguenther@suse.de>
7664 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7665 new ARRAY_REFs on variable size element or minimal index arrays.
7667 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7668 gimple_fold_indirect_ref.
7670 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7673 * arm.c (arm_override_options): Just return if the user has specified
7674 an invalid fpu name.
7676 2010-02-03 Jason Merrill <jason@redhat.com>
7679 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7680 i386_pe_maybe_record_exported_symbol.
7682 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7685 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7686 (pa_delegitimize_address): New function.
7688 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7690 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7691 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7693 2010-02-05 Richard Guenther <rguenther@suse.de>
7696 * lto-streamer-in.c (get_resolution): Deal with references
7697 to undefined functions.
7699 2010-02-05 Richard Guenther <rguenther@suse.de>
7701 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7702 (fold_const_aggregate_ref): Likewise.
7703 (ccp_fold_stmt): Substitute loads.
7704 (maybe_fold_reference): Verify types before substituting.
7706 (fold_gimple_assign): Unshare properly.
7707 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7709 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7711 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7712 for rs6000_gen_cell_microcode.
7714 2010-02-04 Richard Guenther <rguenther@suse.de>
7716 PR rtl-optimization/42952
7717 * dse.c (const_or_frame_p): Remove MEM handling.
7719 2010-02-04 Nick Clifton <nickc@redhat.com>
7721 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7722 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7723 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7724 (mn10300_asm_output_mi_thunk): New function.
7725 (mn10300_can_output_mu_thunk): New function.
7726 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7727 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7728 (FUNCTION_ARG): Delete incorrect comment.
7730 2010-02-03 Jason Merrill <jason@redhat.com>
7733 * fold-const.c (operand_equal_p): Handle erroneous types.
7735 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7737 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7739 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7741 PR rtl-optimization/42941
7742 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7745 2010-02-03 Jason Merrill <jason@redhat.com>
7748 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7750 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7753 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7754 (cselib_reset_table): Renamed from...
7755 (cselib_reset_table_with_next_value): ... this.
7756 (cselib_get_next_uid): Renamed from...
7757 (cselib_get_next_unknown_value): ... this.
7758 * cselib.c (next_uid): Renamed from...
7759 (next_unknown_value): ... this.
7760 (cselib_clear_table): Adjust.
7761 (cselib_reset_table): Adjust. Renamed from...
7762 (cselib_reset_table_with_next_value): ... this.
7763 (cselib_get_next_uid): Adjust. Renamed from...
7764 (cselib_get_next_unknown_value): ... this.
7765 (get_value_hash): Use hash.
7766 (cselib_hash_rtx): Likewise.
7767 (new_cselib_val): Adjust. Set and dump uid.
7768 (cselib_lookup_mem): Pass next_uid as hash.
7769 (cselib_subst_to_values): Likewise.
7770 (cselib_log_lookup): Dump uid.
7771 (cselib_lookup): Pass next_uid as hash. Adjust.
7772 (cselib_process_insn): Adjust.
7773 (cselib_init): Initialize next_uid.
7774 (cselib_finish): Adjust.
7775 (dump_cselib_table): Likewise.
7776 * dse.c (canon_address): Dump value uid.
7777 * print-rtl.c (print_rtx): Print value uid.
7778 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7780 (dv_uid): New function, sort of renamed from...
7781 (dv_htab_hash): ... this, reimplemented in terms of it and...
7782 (dv_uid2hash): ... this. New.
7783 (variable_htab_eq): Drop excess assertions.
7784 (tie_break_pointers): Removed.
7785 (canon_value_cmp): Compare uids.
7786 (variable_post_merge_New_vals): Print uids.
7787 (vt_add_function_parameters): Adjust.
7788 (vt_initialize): Reset table. Adjust.
7790 2010-02-03 Richard Guenther <rguenther@suse.de>
7792 PR tree-optimization/42944
7793 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7794 (call_may_clobber_ref_p_1): Likewise. Properly handle
7795 malloc and calloc clobbering errno.
7797 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7799 * doc/invoke.texi: Fix name of sched1 dump.
7801 * opts.c (decode_options): Set flag_tree_switch_conversion
7802 only conditionally on optimize >= 2.
7804 * gcse.c: Assorted comment fixes in pass description.
7806 2010-02-03 Anthony Green <green@moxielogic.com>
7808 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7809 nop padding in order to maintain alignment of storage location of
7810 target function address.
7811 (moxie_trampoline_init): Store target function address at newly
7813 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7815 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7817 2010-02-03 Richard Guenther <rguenther@suse.de>
7820 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7822 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7824 * config.gcc: Reenable check for obsolete targets.
7825 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7826 mips-sgi-irix6.[0-4]*.
7828 2010-02-02 Nick Clifton <nickc@redhat.com>
7830 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7831 constant size of 4 as being the same as 0.
7832 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7833 can take values in the range 0..4.
7835 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7838 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7839 as _darwin10_Unwind_FindEnclosingFunction().
7840 * libgcc-libsystem.ver: New.
7842 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7845 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7846 implicitly set registers.
7848 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7850 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7851 (arm_override_options): Allow automatic selection of the thread
7852 pointer register if thumb2.
7853 (legitimize_pic_address): Improve code sequences for Thumb2.
7854 (arm_call_tls_get_addr): Likewise.
7855 (legitimize_tls_address): Likewise.
7856 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7857 (pic_load_addr_32bit): ... this. New named pattern.
7858 * thumb2.md (pic_load_addr_thumb2): Delete.
7859 (pic_load_dot_plus_four): Delete.
7860 (tls_load_dot_plus_four): New named pattern.
7862 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7865 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7866 Document fix for TLS bug.
7868 2010-01-31 Richard Guenther <rguenther@suse.de>
7870 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7871 conservatively correct.
7873 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7877 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7879 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7881 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7883 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7885 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7887 * config.gcc: Adjust order of makefile fragments for mingw targets.
7889 2010-01-31 Richard Guenther <rguenther@suse.de>
7892 * gimplify.c (gimplify_init_constructor): For volatile LHS
7893 initialize a temporary.
7895 2010-01-31 Matthias Klose <doko@ubuntu.com>
7897 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7899 * configure: Regenerate.
7901 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7903 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7904 the same alias set and their sizes different constantness.
7905 (aliasing_component_refs_p): Revert 2009-10-24 change.
7907 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7909 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7912 2010-01-29 Richard Guenther <rguenther@suse.de>
7914 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7915 Assert we successfully updated the call.
7917 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7919 PR rtl-optimization/42889
7920 * df.h (df_set_bb_dirty_nonlr): New prototype.
7921 * df-core.c (df_set_bb_dirty_nonlr): New function.
7922 * df-scan.c (df_insn_rescan): Call it instead of
7923 df_set_bb_dirty for DEBUG_INSNs.
7925 2010-01-29 Richard Guenther <rguenther@suse.de>
7928 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7929 quadratic behavior in most cases.
7931 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7934 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7935 in the call to gen_x86_movsicc_0_m1.
7937 2010-01-28 Richard Guenther <rguenther@suse.de>
7939 PR tree-optimization/42871
7940 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7942 2010-01-28 Richard Guenther <rguenther@suse.de>
7944 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7945 into call arguments.
7947 2010-01-28 Richard Guenther <rguenther@suse.de>
7950 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7951 the forwarder if the destination is an EH landing pad.
7953 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7955 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7956 block list passed to gimple_duplicate_sese_tail.
7957 (parallelize_loops): Avoid parallelization when the function
7959 Avoid parallelization when the preheader is IRREDUCIBLE.
7960 Try to optimize when estimated_loop_iterations_int is unresolved.
7961 Add the loop's location to the dump file.
7962 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7963 (gimple_duplicate_sese_tail): Remove the check for the latch.
7964 Redirect nexits to the exit block.
7965 Remove handling of the incoming edges to the latch.
7966 Redirect the backedge from the copied latch to the exit bb.
7968 2010-01-28 Michael Matz <matz@suse.de>
7971 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7972 Wrap force_reg into a sequence, emit it before user.
7974 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7976 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7978 (arm_legacy_rev): Likewise.
7979 (thumb_legacy_rev): Likewise.
7981 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7983 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7984 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7985 on MEM's address failed, try avoid_constant_pool_reference and
7986 recurse if it returned something different.
7987 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7988 address, try avoid_constant_pool_reference and recurse if it
7989 returned something different.
7990 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7991 address and avoid_constant_pool_reference returned something
7992 different, don't set have_address.
7994 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7997 * var-tracking.c (val_store): Add modified argument, obey it.
7999 (count_uses): Move down logging of main.
8000 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8001 don't need resolution.
8002 (emit_notes_in_bb): Likewise.
8004 2010-01-27 Richard Guenther <rguenther@suse.de>
8007 * tree-inline.c (remap_decl): Delay remapping of SSA name
8008 default definitions until we need them.
8010 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8012 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8013 (rs6000_delegitimize_address): New function.
8015 * config/s390/s390.c (s390_delegitimize_address): Call
8016 delegitimize_mem_from_attrs.
8019 * tree-inline.c (cannot_copy_type_1): Removed.
8020 (copy_forbidden): Don't forbid copying of functions containing
8021 records/unions with variable length fields.
8023 2010-01-27 Christian Bruel <christian.bruel@st.com>
8027 * config/sh/sh.c (find_barrier): Increase length for non delayed
8028 conditional branches.
8030 2010-01-27 Matthias Klose <doko@ubuntu.com>
8032 * configure.ac (gnu-unique-object): Fix ldd version check.
8033 * configure: Regenerate.
8035 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8037 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8039 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8040 Test for HAVE_GNU_AS value.
8042 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8044 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8045 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8046 INT64_TYPE): Define.
8047 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8048 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8049 INT_LEAST64_TYPE): Define.
8050 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8051 UINT_LEAST64_TYPE): Define.
8052 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8053 INT_FAST64_TYPE): Define.
8054 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8055 UINT_FAST64_TYPE): Define.
8056 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8057 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8058 (SIG_ATOMIC_TYPE): Define.
8060 2010-01-26 Richard Guenther <rguenther@suse.de>
8062 * df-scan.c (df_scan_set_bb_info): Remove assert.
8063 (df_insn_rescan_debug_internal): Merge asserts.
8064 (df_install_ref): Likewise.
8065 (df_mark_reg): Use bitmap_set_range.
8066 (df_hard_reg_used_p): Remove assert.
8067 (df_hard_reg_used_count): Likewise.
8069 2010-01-26 Richard Guenther <rguenther@suse.de>
8071 PR rtl-optimization/42685
8072 * web.c (web_main): Ignore DEBUG_INSNs.
8074 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8076 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8078 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8079 Fix types of fndecl and arglist parameters.
8081 2010-01-26 Richard Guenther <rguenther@suse.de>
8084 * tree-eh.c (unsplit_eh): Skip debug insns.
8086 2010-01-26 Richard Guenther <rguenther@suse.de>
8088 PR tree-optimization/42250
8089 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8091 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8094 * omp-low.c (expand_omp_sections): Only use single_pred if
8095 l2_bb is single_pred_p.
8097 2010-01-25 Christian Bruel <christian.bruel@st.com>
8100 * config/sh/sh.c (find_barrier): Increase length for non delayed
8101 conditional branches.
8102 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8104 2010-01-24 David S. Miller <davem@davemloft.net>
8106 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8107 define if not using GAS.
8108 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8109 Likewise. Delete SECTION_MERGE code, which is only applicable
8112 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8115 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8116 mangling of va_list in system headers.
8118 2010-01-23 Toon Moene <toon@moene.org>
8120 * tree-predcom.c (combine_chains): Return NULL, not false.
8122 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8124 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8125 initialization of variable res to agree with return type.
8127 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8129 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8130 * tree-sra.c: Add include of expr.h.
8132 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8134 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8135 insert the debug stmt on the single non-EH edge from the stmt.
8137 2010-01-22 Richard Henderson <rth@redhat.com>
8140 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8141 the RHS until after generate_subtree_copies has insertted its
8142 code before the current statement.
8144 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8146 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8148 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8150 2010-01-21 Martin Jambor <mjambor@suse.cz>
8152 PR tree-optimization/42585
8153 * tree-sra.c (struct access): New field grp_total_scalarization.
8154 (dump_access): Dump the new field.
8155 (should_scalarize_away_bitmap): New variable.
8156 (cannot_scalarize_away_bitmap): Likewise.
8157 (sra_initialize): Allocate new bitmaps.
8158 (sra_deinitialize): Free new bitmaps.
8159 (create_access_1): New function.
8160 (create_access): Parts moved to create_access_1.
8161 (type_consists_of_records_p): New function.
8162 (completely_scalarize_record): Likewise.
8163 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8164 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8165 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8167 (analyze_all_variable_accesses): Completely scalarize small eligible
8170 2010-01-21 Martin Jambor <mjambor@suse.cz>
8172 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8174 2010-01-21 Andrew Haley <aph@redhat.com>
8176 * gcc.c (process_command): Move lang_specific_driver before
8177 setting cc_libexec_prefix.
8179 2010-01-21 Richard Guenther <rguenther@suse.de>
8182 * fold-const.c (negate_expr_p): Pretend only negative
8183 real constants are easily negatable.
8185 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8186 Jason Merrill <jason@redhat.com>
8188 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8189 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8190 * calls.c (initialize argument_information): Handle it.
8191 * c-common.c (handle_transparent_union_attribute): Use new name.
8192 * c-decl.c (finish_struct): Ditto.
8193 * c-typeck.c (type_lists_compatible_p): Ditto.
8194 (convert_for_assignment): Use new name and also handle record.
8195 * function.c (aggregate_value_p): Handle it.
8196 (pass_by_reference): Ditto.
8197 (assign_parm_data_types): Ditto.
8198 * print-tree.c (print_node): Ditto.
8199 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8200 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8201 * tree.c (first_field): New fn.
8203 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8206 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8207 even when linking statically, for now.
8209 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8212 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8213 without a cselib val.
8214 (count_uses): Accept MO_VAL_SET with no val on stores.
8215 (add_stores): Likewise.
8217 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8219 * var-tracking.c (check_value_val): Add a compile time assertion.
8220 (dv_is_decl_p): Simplify.
8221 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8222 gcc_assert if ENABLE_CHECKING.
8224 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8227 * var-tracking.c: Include tree-flow.h.
8228 (mem_dies_at_call): New.
8229 (dataflow_set_preserve_mem_locs): Use it.
8230 (dataflow_set_remove_mem_locs): Likewise.
8231 (dump_var): Renamed from dump_variable. Adjust all callers.
8232 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8233 * Makefile.in (var-tracking.o): Adjust deps.
8235 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8237 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8239 2010-01-20 Richard Guenther <rguenther@suse.de>
8241 PR tree-optimization/42717
8242 * tree-ssa-dce.c (get_live_post_dom): Remove.
8243 (forward_edge_to_pdom): Take an arbitrary edge to copy
8244 degenerate PHI args from.
8245 (remove_dead_stmt): Use the first post-dominator even if it
8246 does not contain live statements as redirection destination.
8248 2010-01-20 Richard Guenther <rguenther@suse.de>
8250 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8252 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8254 * sel-sched.c (create_speculation_check): Remove set but not used
8256 (try_transformation_cache): Remove set but not used variable ds.
8257 (calculate_privileged_insns): Remove set but not used variables
8258 cur_insn and min_spec_insn.
8259 (find_best_expr): Remove set but not used variable avail_n.
8260 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8262 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8264 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8265 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8268 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8271 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8272 cpu types. Add support for *-sse3 cpu types.
8273 (x86_64-*-*): Ditto.
8275 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8278 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8279 argument, call initializer_constant_valid_p_1 instead of
8280 initializer_constant_valid_p, pass CACHE to it, return NULL
8281 immediately if first call returns NULL.
8282 (initializer_constant_valid_p_1): New function.
8283 (initializer_constant_valid_p): Use it.
8285 2010-01-20 Thomas Quinot <quinot@adacore.com>
8287 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8289 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8291 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8292 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8293 (loc_list_from_tree): Don't handle unsigned division. Handle
8294 signed modulo using DW_OP_{over,over,div,mul,minus}.
8295 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8296 modulo instead of signed.
8298 2010-01-20 DJ Delorie <dj@redhat.com>
8300 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8302 (h8300_emit_stack_adjustment): Propogate it.
8304 (h8300_expand_prologue): Likewise.
8305 (h8300_expand_epilogue): Likewise.
8307 2010-01-19 Michael Matz <matz@suse.de>
8309 PR tree-optimization/41783
8310 * tree-data-ref.c (toplevel): Include flags.h.
8311 (dump_data_dependence_relation): Also dump the inputs if the
8312 result will be unknown.
8313 (split_constant_offset_1): Look through some conversions.
8314 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8315 the offset from last element is too large.
8316 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8317 (reassociate_to_the_same_stmt): Handle vector registers.
8318 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8320 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8321 wide_prolog_niters argument, emit widening instructions.
8322 (vect_do_peeling_for_alignment): Adjust caller, use widened
8323 variant of the iteration cound.
8324 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8326 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8329 * config/arm/neon-testgen.m (emit_automatics): New parameter
8330 features. Adjust for Fixed_return_reg feature.
8331 (test_intrinsic): Call emit_automatics with new feature.
8332 * config/arm/neon.ml: Update copyright years.
8333 (features): New Fixed_return_reg feature.
8334 (ops): Update feature for Vget_low.
8336 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8338 PR tree-optimization/42719
8339 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8343 * fwprop.c (all_uses_available_at): Return false if def_set dest
8344 is a REG that is used in def_insn.
8346 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8348 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8350 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8353 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8355 * target.h (struct gcc_target) <secondary_reload>: Change type
8356 of last argument to secondary_reload_info *.
8358 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8361 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8362 memory references with unaligned offsets. Remove CQImode handling.
8363 (unaligned_memory_operand): Return 1 for memory references with
8364 unaligned offsets. Remove CQImode handling.
8366 2010-01-18 Richard Guenther <rguenther@suse.de>
8369 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8372 2010-01-18 Richard Guenther <rguenther@suse.de>
8374 PR tree-optimization/42781
8375 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8376 restrict processing only if the original variable was artificial.
8378 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8380 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8381 find number of popped argument bytes.
8383 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8384 Fix the text that describes the return value for invalid insns.
8386 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8388 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8389 Clarify what 'cost of the -dependence' is. Fix quoting.
8391 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8392 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8394 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8396 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8397 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8399 2010-01-17 Richard Guenther <rguenther@suse.de>
8402 * function.c (split_complex_args): Take a VEC to modify.
8403 (assign_parms_augmented_arg_list): Build a VEC instead of
8404 a chain of PARM_DECLs.
8405 (assign_parms_unsplit_complex): Take a VEC of arguments.
8406 Do not fixup unmodified parms.
8407 (assign_parms): Deal with the VEC.
8408 (gimplify_parameters): Likewise.
8410 2010-01-17 Richard Guenther <rguenther@suse.de>
8412 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8413 node existence check.
8414 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8415 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8416 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8417 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8418 (gimple_execute_on_growing_pred): Likewise.
8420 2010-01-17 Richard Guenther <rguenther@suse.de>
8422 PR tree-optimization/42773
8423 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8424 (compute_antic_aux): Likewise.
8425 (compute_partial_antic_aux): Likewise.
8427 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8430 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8433 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8435 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8438 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8439 Fix markup for strict argument.
8441 (TARGET_SCHED_REORDER2): Fix argument types.
8443 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8444 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8446 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8447 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8449 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8452 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8453 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8454 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8455 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8456 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8458 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8460 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8462 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8463 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8465 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8467 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8470 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8472 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8473 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8475 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8477 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8479 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8480 referring to it. Fix language.
8482 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8484 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8486 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8488 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8490 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8491 '@var{stream}. Remove stray 'and'.
8493 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8495 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8497 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8499 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8500 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8502 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8503 Fix description of return value.
8504 Rename argument "sz" to "len."
8506 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8507 Clarify meaning of 'true' return value.
8509 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8511 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8512 rep_mode versus mode_rep.
8514 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8516 (TARGET_BUILTIN_DECL): Fix name.
8518 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8520 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8522 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8524 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8526 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8528 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8531 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8532 Rename argument tm_fn to md_fn.
8534 (TARGET_OPTION_PRINT): Fix argument list.
8536 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8539 * config/i386/i386.c (ix86_fixup_binary_operands):
8540 Revert FMA4 fixup of operands.
8542 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8545 * Makefile.in (write_entries_to_file, install-plugin):
8546 Use \012 instead of \n with tr.
8548 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8550 * configure.ac (HAVE_AS_REF): New C macro.
8551 * configure: Regenerate.
8552 * config.in: Likewise.
8553 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8555 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8558 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8560 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8562 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8564 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8566 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8568 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8570 (TARGET_BINDS_LOCAL_P): Fix argument type.
8572 (TARGET_ASM_FILE_END): Use prototype.
8574 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8576 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8578 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8580 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8582 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8583 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8585 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8586 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8588 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8589 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8590 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8591 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8593 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8595 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8597 (TARGET_INIT_BUILTINS): Use prototype.
8599 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8600 Put 'const char *' in braces. Fix parameter types.
8601 (TARGET_INVALID_CONVERSION): Fix parameter types.
8602 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8603 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8605 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8608 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8610 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8612 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8614 * doc/tm.texi (TARGET_HELP): Fix return type.
8616 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8617 in braces. Fix argument types.
8619 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8621 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8623 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8625 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8626 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8628 (TARGET_MANGLE_TYPE): Fix argument types.
8630 (TARGET_IRA_COVER_CLASSES): Use prototype.
8632 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8634 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8636 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8638 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8640 (TARGET_CALLEE_COPIES): Fix argument types.
8642 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8644 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8646 (TARGET_FUNCTION_VALUE): Fix argument types.
8648 (TARGET_RETURN_IN_MSB): Fix argument type.
8650 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8652 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8654 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8656 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8657 agree with return type.
8659 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8661 2010-01-15 Jing Yu <jingyu@google.com>
8663 PR rtl-optimization/42691
8664 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8665 a pseudo to a constant and are merged, and adjust comments.
8667 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8669 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8671 2010-01-15 Richard Guenther <rguenther@suse.de>
8674 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8675 labels of computed or non-local gotos to the destination.
8676 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8677 landing pad label is the first label.
8679 2010-01-15 Richard Guenther <rguenther@suse.de>
8681 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8683 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8686 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8687 to allow generation of the xssqrtdp instruction on power7.
8688 (sqrtdf2_fpr): Ditto.
8690 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8693 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8694 functions with noreturn attribute.
8697 * varasm.c (declare_weak): Add weak attribute to decl if it
8698 doesn't have one already.
8699 (assemble_external): Only add decls to weak_decls if they also
8700 have weak attribute.
8702 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8704 * var-tracking.c (var_reg_delete): Don't delete the association
8705 between REGs and values or one-part variables if the register
8708 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8711 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8712 because its first operand is a non-localized variable.
8714 2010-01-14 Martin Jambor <mjambor@suse.cz>
8716 PR tree-optimization/42706
8717 * tree-sra.c (encountered_recursive_call): New variable.
8718 (encountered_unchangable_recursive_call): Likewise.
8719 (sra_initialize): Initialize both new variables.
8720 (callsite_has_enough_arguments_p): New function.
8721 (scan_function): Call decl and flags check only for IPA-SRA, check
8722 whether there is a recursive call and whether it has enough arguments.
8723 (all_callers_have_enough_arguments_p): New function.
8724 (convert_callers): Look for recursive calls only when
8725 encountered_recursive_call is set.
8726 (ipa_early_sra): Bail out either if
8727 !all_callers_have_enough_arguments_p or
8728 encountered_unchangable_recursive_call.
8730 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8732 * sel-sched.c: Add 2010 to copyright years.
8733 * sel-sched-ir.c: Likewise.
8734 * sel-sched-ir.h: Likewise.
8736 2010-01-14 Martin Jambor <mjambor@suse.cz>
8738 PR tree-optimization/42714
8739 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8740 constructors specially.
8742 2010-01-14 Andi Kleen <ak@linux.intel.com>
8744 * config/i386/drivers-i386.c (detect_caches_intel):
8745 Add l2sizekb parameter and fill in.
8746 (host_detect_local_cpu): Add l2sizekb, fill in.
8747 Add Atom small cache heuristic.
8749 2010-01-14 Andi Kleen <ak@linux.intel.com>
8751 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8752 Add level3 parameter and fill in.
8753 (detect_caches_intel): Handle level3 cache.
8755 2010-01-14 Andi Kleen <ak@linux.intel.com>
8757 * config/i386/drivers-i386.c (host_detect_local_cpu):
8758 Fix core duo detection.
8760 2010-01-14 Andi Kleen <ak@linux.intel.com>
8762 * config/i386/drivers-i386.c (host_detect_local_cpu):
8765 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8767 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8768 (rs6000_variable_issue_1): this. Use...
8769 (rs6000_variable_issue): here. Reimplement. Print debug info.
8771 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8773 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8774 sel_restore_notes. Update all callers. Call reemit_notes
8777 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8779 PR rtl-optimization/42246
8780 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8783 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8785 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8786 all successors is the same as number of successors in current region.
8788 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8790 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8791 to rename is not separable. Otherwise check that its LHS is not NULL.
8793 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8795 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8797 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8799 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8800 available registers when failed to discover LHS register class.
8801 Fix indentation. Update comment.
8803 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8804 Alexander Monakov <amonakov@ispras.ru>
8806 PR rtl-optimization/42389
8807 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8809 (advance_state_on_fence): Likewise.
8810 (sel_target_adjust_priority): Print debug output only when
8811 sched_verbose >= 4, not 2.
8812 (get_expr_cost): Do not issue all unique insns on the next cycle.
8813 (fill_insns): Initialize can_issue_more from the value saved
8815 * sel-sched-ir.c (flist_add): New parameter issue_more.
8816 Init FENCE_ISSUE_MORE with it.
8817 (merge_fences): Likewise.
8818 (init_fences): Update call to flist_add.
8819 (add_to_fences, add_clean_fence_to_fences)
8820 (add_dirty_fence_to_fences): Likewise.
8821 (move_fence_to_fences): Update call to merge_fences.
8822 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8824 * sel-sched-ir.h (struct _fence): New field issue_more.
8825 (FENCE_ISSUE_MORE): New accessor macro.
8827 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8829 PR rtl-optimization/42388
8830 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8831 that have no predecessors nor successors. Do not call move_bb_info
8832 for empty blocks outside of current region.
8834 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8836 PR rtl-optimization/42294
8837 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8838 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8839 originators' originators.
8841 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8843 PR rtl-optimization/39453
8844 PR rtl-optimization/42246
8845 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8847 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8849 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8850 Alexander Monakov <amonakov@ispras.ru>
8853 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8854 (maybe_tidy_empty_bb): ... here. Make static. Add new
8855 argument. Update all callers.
8856 (tidy_control_flow): ... and here. Recompute topological order
8857 of basic blocks in region if necessary.
8858 (sel_redirect_edge_and_branch): Change return type. Return true
8859 if topological order might have been invalidated.
8860 (purge_empty_blocks): Export and move from...
8861 * sel-sched.c (purge_empty_blocks): ... here.
8862 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8863 (maybe_tidy_empty_bb): Delete prototype.
8864 (purge_empty_blocks): Declare.
8866 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8868 PR rtl-optimization/42249
8869 * sel-sched.c (try_replace_dest_reg): When chosen register
8870 and original register is the same, do not bail out early, but
8871 still check all original insns for validity of replacing destination
8872 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8875 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8878 Port from no-undefined-overflow branch:
8879 2009-03-09 Richard Guenther <rguenther@suse.de>
8881 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8883 2010-01-14 Richard Guenther <rguenther@suse.de>
8886 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8888 2010-01-14 Ira Rosen <irar@il.ibm.com>
8890 PR tree-optimization/42709
8891 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8892 as scalar type in creation of constant vector operand.
8894 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8897 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8898 (check-parallel-%): Match `testsuite' directory component only
8901 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8903 PR translation/39521
8904 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8907 2010-01-13 Richard Guenther <rguenther@suse.de>
8909 PR tree-optimization/42730
8910 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8913 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8916 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8917 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8920 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8922 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8923 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8924 ___umulsi3_highpart.
8926 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8927 rather than schedule_insns if the pass is enabled.
8929 2010-01-13 Martin Jambor <mjambor@suse.cz>
8931 PR tree-optimization/42704
8932 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8935 2010-01-13 Martin Jambor <mjambor@suse.cz>
8937 PR tree-optimization/42703
8938 * tree-sra.c (analyze_access_subtree): Check that we can build a
8939 reference to the original data within the aggregate.
8941 2010-01-13 Richard Guenther <rguenther@suse.de>
8943 PR tree-optimization/42705
8944 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8946 2010-01-13 Richard Guenther <rguenther@suse.de>
8949 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8951 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8954 * var-tracking.c (values_to_unmark): New variable.
8955 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8956 values_to_unmark vector. Moved body to...
8957 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8958 instead queue it into values_to_unmark vector.
8959 (vt_find_locations): Free values_to_unmark vector.
8961 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8963 * config/s390/s390.c (override_options): Set
8964 default of max-pending-list-length to 256
8966 2010-01-13 Richard Guenther <rguenther@suse.de>
8969 * tree-pass.h (PROP_gimple_lcx): New.
8970 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8971 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8972 before the final cleanup_eh.
8973 (dump_properties): Dump PROP_gimple_lcx.
8974 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8975 (tree_lower_complex_O0): Remove.
8976 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8977 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8978 tree_lower_complex, schedule TODO_update_ssa.
8979 * lto-streamer-out.c (output_function): Stream the functions
8981 * lto-streamer-in.c (input_function): Likewise.
8982 (lto_read_body): Do not override them here.
8984 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8987 * c-typeck.c (build_c_cast): Fold value cast to union type before
8988 wrapping it in a CONSTRUCTOR.
8990 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8992 PR rtl-optimization/42699
8993 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8996 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8998 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8999 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9000 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9001 SUBTARGET_WARN_UNUSED_SPEC): ... here
9002 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9004 2010-01-12 Julian Brown <julian@codesourcery.com>
9006 * config/arm/neon-schedgen.ml (Utils): Don't try to
9007 open missing module.
9008 (find_with_result): New.
9010 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9013 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9014 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9016 PR tree-optimization/42645
9017 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9018 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9019 decl_map, set processing_debug_stmt to -1 and return name without
9022 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9024 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9025 binutils version, and reword target configuration description.
9027 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9029 * config/avr/avr.h (LINKER_NAME): Remove.
9031 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9034 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9035 that support VSX, warn for -mno-altivec if vsx is not disabled,
9038 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9039 Shujing Zhao <pearly.zhao@oracle.com>
9041 PR translation/42469
9042 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9043 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9044 character between option name and help text.
9045 * c.opt (imultilib): Likewise.
9047 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9049 * lto-streamer-out.c (output_unreferenced_globals): Output static
9052 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9054 PR rtl-optimization/42621
9055 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9056 optimizing for size.
9057 (duplicate_computed_gotos): Remove now-redundant check.
9059 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9062 * configure.ac: Save and restore LDFLAGS and LIBS
9063 * configure: Regenerate.
9065 2010-01-10 Richard Guenther <rguenther@suse.de>
9068 * builtins.c (fold_builtin_strlen): Add type argument and
9069 convert the resulting length to it.
9070 (fold_builtin_1): Adjust.
9072 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9074 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9075 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9077 (num_insns_constant_wide): Adjust for that change.
9079 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9082 * web.c (union_defs): Add used argument, to combine uses of
9084 (entry_register): Adjust type and tests of used argument.
9085 (web_main): Widen used for new use. Pass it to union_defs.
9086 * df.h (union_defs): Adjust prototype.
9088 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9091 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9092 uses in new incoming argument. Free body.
9093 (reset_debug_uses_in_loop): New.
9094 (analyze_insn_to_expand_var): Call the latter if the former found
9095 anything. Fix whitespace. Reject invalid dest overlaps before
9096 going through all insns in the loop.
9098 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9101 * haifa-sched.c (dying_use_p): Debug insns don't count.
9103 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9106 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9107 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9108 (verify_gimple_call): Reject LHS in noreturn calls.
9110 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9114 * tree-vect-loop-manip.c (adjust_info): New type.
9115 (adjust_vec): New pointer to vector.
9116 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9117 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9118 (slpeel_update_phis_for_duplicate_loop): Use them.
9119 (slpeel_update_phi_nodes_for_guard1): Likewise.
9120 (slpeel_update_phi_nodes_for_guard2): Likewise.
9121 (slpeel_tree_peel_loop_to_edge): Likewise.
9122 (vect_update_ivs_after_vectorizer): Likewise.
9124 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9126 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9127 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9129 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9131 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9132 bogus uninitialized warning.
9134 2010-01-09 Richard Guenther <rguenther@suse.de>
9137 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9138 the evolution is compatible with the initial condition.
9140 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9142 * gcc.c (process_command): Update copyright notice dates.
9143 * gcov.c (print_version): Likewise.
9144 * gcov-dump.c (print_version): Likewise.
9145 * mips-tfile.c (main): Likewise.
9146 * mips-tdump.c (main): Likewise.
9148 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9151 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9153 (rotlhi3_8): Delete.
9155 (rotlsi3_8): Delete.
9156 (rotlsi3_16): Delete.
9157 (rotlsi3_24): Delete.
9159 (*rotw<mode>3): New.
9160 (*rotb<mode>3): New.
9161 * config/avr/avr.c (avr_rotate_bytes): New function.
9162 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9164 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9167 * configure.ac: Modify -rdynamic check.
9168 * configure: Regenerate.
9170 2010-01-08 DJ Delorie <dj@redhat.com>
9172 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9173 register popping order.
9175 2010-01-08 Richard Guenther <rguenther@suse.de>
9178 * c.opt (fsigned-char): Also let LTO handle this option.
9179 (funsigned-char): Likewise.
9181 2010-01-07 Richard Guenther <rguenther@suse.de>
9183 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9184 (gimple_op): Likewise.
9185 (gimple_op_ptr): Likewise.
9186 (gimple_assign_set_lhs): Remove gcc_assert.
9187 (gimple_assign_set_rhs1): Likewise.
9188 (gimple_assign_set_rhs2): Likewise.
9189 (gimple_call_set_lhs): Likewise.
9190 (gimple_call_set_fn): Likewise.
9191 (gimple_call_set_fndecl): Likewise.
9192 (gimple_call_fndecl): Likewise.
9193 (gimple_call_return_type): Likewise.
9194 (gimple_call_set_chain): Likewise.
9195 (gimple_call_num_args): Likewise.
9196 (gimple_call_set_arg): Likewise.
9197 (gimple_cond_set_code): Likewise.
9198 (gimple_cond_set_lhs): Likewise.
9199 (gimple_cond_set_rhs): Likewise.
9200 (gimple_cond_set_true_label): Likewise.
9201 (gimple_cond_set_false_label): Likewise.
9202 (gimple_label_set_label): Likewise.
9203 (gimple_goto_set_dest): Likewise.
9204 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9205 (gimple_debug_bind_get_value): Likewise.
9206 (gimple_debug_bind_get_value_ptr): Likewise.
9207 (gimple_debug_bind_set_var): Likewise.
9208 (gimple_debug_bind_set_value): Likewise.
9209 (gimple_debug_bind_reset_value): Likewise.
9210 (gimple_debug_bind_has_value_p): Likewise.
9211 (gimple_return_retval_ptr): Remove gcc_assert.
9212 (gimple_return_retval): Likewise.
9213 (gimple_return_set_retval): Likewise.
9214 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9215 (safe_referenced_var_iterator): Remove.
9216 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9217 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9218 (fill_referenced_var_vec): Remove.
9219 (first_readonly_imm_use): Remove redundant gcc_assert.
9220 (phi_arg_index_from_use): Combine gcc_asserts.
9221 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9222 (first_imm_use_stmt): Remove redundant gcc_assert.
9223 * tree-cfg.c (verify_gimple_call): Verify function and chain
9224 operands. Verify arguments.
9225 (verify_types_in_gimple_stmt): Verify condition code and labels.
9227 2010-01-07 Richard Guenther <rguenther@suse.de>
9229 PR tree-optimization/42641
9230 * sese.c (rename_map_elt_info): Use the SSA name version, do
9233 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9235 PR tree-optimization/42625
9236 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9237 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9239 2010-01-07 Duncan Sands <baldrick@free.fr>
9241 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9243 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9246 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9247 note itself is not function_invariant_p.
9249 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9251 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9252 Do not add the DF_NOTE problem.
9253 * store-motion.c (execute_rtl_store_motion): Likewise.
9255 2010-01-07 Martin Jambor <mjambor@suse.cz>
9257 PR tree-optimization/42157
9258 * tree-sra.c (compare_access_positions): Stabilize sort if both
9259 accesses have integer types, return zero immediately if they are the
9262 2010-01-06 Richard Henderson <rth@redhat.com>
9265 * haifa-sched.c (add_to_note_list): Merge into ...
9266 (concat_note_lists): ... here, and ...
9267 (unlink_other_notes, rm_other_notes): Merge into...
9268 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9269 NOTE_INSN_EPILOGUE_BEG.
9271 2010-01-06 Richard Guenther <rguenther@suse.de>
9273 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9274 not inline regular functions into always-inline functions.
9276 2010-01-06 Nick Clifton <nickc@redhat.com>
9278 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9279 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9281 (OVERRIDE_OPTIONS): Delete.
9282 (OPTIMIZATION_OPTIONS): Define.
9283 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9284 * config/rx/rx.c (rx_handle_option): Issue an error message if
9285 -mcpu=rx200 and -fpu are used together.
9286 (rx_set_optimization_options): New function. Issue an error
9287 message if an optimization attribute attempts to reset the FPU/
9288 math optimization pairing.
9289 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9290 * config/rx/rx.opt: Set the default to 32-bit doubles.
9291 * config/rx/t-rx: Add multilibs for -nofpu option.
9292 * doc/invoke.texi: Update documentation of RX options.
9294 2010-01-06 Richard Guenther <rguenther@suse.de>
9296 * tree-ssa-pre.c (name_to_id): New global.
9297 (alloc_expression_id): Simplify SSA name handling.
9298 (lookup_expression_id): Likewise.
9299 (init_pre): Zero name_to_id.
9300 (fini_pre): Free it.
9302 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9304 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9306 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9309 * config/i386/sse.md (smaxv2di3): New.
9310 (umaxv2di3): Likewise.
9311 (sminv2di3): Likewise.
9312 (uminv2di3): Likewise.
9314 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9317 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9318 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9319 (legitimize_tls_address): Likewise.
9320 (sparc_tls_referenced_p): Likewise.
9321 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9322 and adjust calls to legitimize_pic_address.
9323 (legitimate_constant_p) Use sparc_tls_referenced_p.
9324 (legitimate_pic_operand_p): Likewise.
9325 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9326 (sparc_tls_symbol_ref_1): Delete.
9327 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9328 (legitimize_tls_address): Make static, handle CONST patterns.
9329 (legitimize_pic_address): Make static, remove unused parameter and
9330 adjust recursive calls.
9331 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9332 and adjust call to legitimize_pic_address.
9333 (sparc_output_mi_thunk): Likewise.
9335 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9336 H.J. Lu <hongjiu.lu@intel.com>
9339 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9340 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9341 operands to make them signed.
9344 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9347 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9348 GTU to GT for V4SI and V2DI.
9350 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9351 (umin<mode>3): Removed.
9353 (uminv4si3): Likewise.
9355 2010-01-05 Martin Jambor <mjambor@suse.cz>
9357 PR tree-optimization/42462
9358 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9359 current_function_decl to helper functions and macros.
9361 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9364 * flags.h: Don't include real.h.
9365 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9366 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9367 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9368 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9369 * dominance.c: Update copyright.
9370 * gimple.c (walk_gimple_op): Remove inline.
9371 * tree-ssa-reassoc.c: Include real.h.
9372 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9373 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9375 2010-01-05 Nick Clifton <nickc@redhat.com>
9377 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9378 register to push into the stack frame when the accumulator has to
9379 be saved during interrupts.
9381 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9383 * doc/invoke.texi: Remove the documentation about option
9385 * common.opt (Wunreachable-code): Preserved for backward
9387 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9388 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9389 the backward compatibility flag section.
9391 2010-01-05 Richard Guenther <rguenther@suse.de>
9393 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9395 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9398 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9400 PR tree-optimization/42508
9401 * tree-sra.c (convert_callers): Check for recursive call
9402 by comparing cgraph nodes instead of decls.
9403 (modify_function): Call ipa_modify_formal_parameters also
9404 on all same_body aliases.
9406 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9407 cgraph nodes when checking for same_body aliases.
9409 2010-01-05 Richard Guenther <rguenther@suse.de>
9411 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9412 allocation and lookup.
9413 (get_or_alloc_expr_for_constant): Likewise.
9414 (phi_translate): Sink allocation.
9416 2010-01-04 Richard Guenther <rguenther@suse.de>
9418 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9419 a new entry only if needed.
9420 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9421 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9423 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9425 (phi_translate): Handle CONSTANTs early.
9427 2010-01-04 Martin Jambor <mjambor@suse.cz>
9429 PR tree-optimization/42398
9430 * tree-sra.c (struct access): Removed flag grp_different_types.
9431 (dump_access): Do not dump the removed flag.
9432 (sort_and_splice_var_accesses): Do not set the removed flag.
9433 (sra_modify_expr): Check for type compatibility directly.
9435 2010-01-04 Martin Jambor <mjambor@suse.cz>
9437 PR tree-optimization/42366
9438 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9439 edges with variable number of parameters.
9440 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9441 flag instead of asserting it.
9442 (ipa_read_node_info): Read uses_analysis_done flag.
9444 2010-01-04 Richard Guenther <rguenther@suse.de>
9446 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9447 iterative_hash_* as intended.
9448 (vn_reference_compute_hash): Likewise. Simplify hashing
9450 (vn_reference_lookup_2): Likewise.
9451 (vn_nary_op_compute_hash): Likewise.
9452 (vn_phi_compute_hash): Likewise.
9453 (expressions_equal_p): Remove strange code.
9454 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9455 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9456 (bitmap_insert_into_set_1): Take value-id as parameter.
9457 (add_to_value): Pass it.
9458 (bitmap_insert_into_set): Likewise.
9459 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9461 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9464 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9465 (do_self_spec): For switches with SWITCH_IGNORE set set also
9466 SWITCH_IGNORE_PERMANENTLY.
9467 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9470 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9472 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9473 tree of an unreferenced global var.
9475 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9478 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9479 GTU to GT for V4SI and V2DI.
9481 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9482 (umin<mode>3): Removed.
9484 (uminv4si3): Likewise.
9486 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9489 * collect2.c (main): Turn on trace in collect2 if -v is passed
9492 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9494 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9495 description of expression operand.
9497 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9499 * configure.ac: Add install-html to target_list for Make-hooks.
9500 * configure: Regenerate.
9501 * fortran/Make-lang.in (F95_HTMLFILES): New.
9502 (fortran.html): Use it.
9503 (fortran.install-html): New.
9504 * Makefile.in (install-html): Add lang.install-html.
9505 * java/Make-lang.in (JAVA_HTMLFILES): New.
9506 (java.html): Use it.
9507 (java.install-html): New.
9508 * objc/Make-lang.in (objc.install-html): New.
9509 * objcp/Make-lang.in (obj-c++.install-html): New.
9510 * cp/Make-lang.in (c++.install-html): New.
9511 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9512 * lto/Make-lang.in (lto.install-html): New.
9514 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9517 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9519 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9521 PR rtl-optimization/41862
9522 * store-motion.c (store_killed_in_insn, compute_store_table,
9523 remove_reachable_equiv_notes, replace_store_insn,
9524 build_store_vectors): Ignore all DEBUG_INSNs.
9526 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9529 * common.opt: Add dumpdir.
9531 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9533 (option_map): Add --dumpdir.
9535 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9537 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9539 * opts.c (decode_options): Try dump_dir_name first if
9540 dump_base_name isn't an absolute path.
9541 (common_handle_option): Handle OPT_dumpdir.
9543 * toplev.c (dump_dir_name): New.
9544 (print_switch_values): Also ignore -dumpdir.
9546 * toplev.h (dump_dir_name): New.
9548 2010-01-03 Richard Guenther <rguenther@suse.de>
9550 PR tree-optimization/42589
9551 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9552 double-word expansion of bswap32.
9554 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9556 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9557 with BLOCK_FOR_INSN.
9558 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9559 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9560 noce_process_if_block): Likewise.
9561 * gcse.c (compute_local_properties, insert_expr_in_table,
9562 insert_set_in_table, canon_list_insert, find_avail_set,
9563 pre_insert_copy_insn): Likewise.
9565 * basic-block.h (BLOCK_NUM): Move from here...
9566 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9568 2010-01-03 Richard Guenther <rguenther@suse.de>
9570 PR tree-optimization/42438
9571 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9572 contains_may_not_return_call flag.
9573 (BB_MAY_NOTRETURN): New.
9574 (valid_in_sets): Trapping nary operations are not valid
9575 in blocks that may not return.
9576 (insert_into_preds_of_block): Remove check for trapping expressions.
9577 (compute_avail): Compute also BB_MAY_NOTRETURN.
9579 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9581 * doc/invoke.texi: Add 2010 to copyright years.
9583 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9585 * config/sparc/sparc.c: Fix formatting nits.
9587 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9588 Alexander Monakov <amonakov@ispras.ru>
9590 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9592 2010-01-02 Richard Guenther <rguenther@suse.de>
9595 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9596 (simplify_switch_using_ranges): Mark to be removed edges
9599 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9601 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9603 * collect2.c (scan_libraries): Add missing argument in call to
9606 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9609 * config/alpha/predicates.md (aligned_memory_operand): Return false
9611 (unaligned_memory_operand): Return true for CQImode.
9612 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9613 doesn not cross aligned SImode word boundary.
9615 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9617 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9619 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9620 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9622 2010-01-02 Richard Guenther <rguenther@suse.de>
9625 * toplev.c (compile_file): Emit LTO marker properly. Change
9627 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9629 2010-01-01 Richard Guenther <rguenther@suse.de>
9632 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9634 2010-01-01 Richard Guenther <rguenther@suse.de>
9637 * c-decl.c (grokdeclarator): For zero-size arrays force
9638 structural equality checks as layout_type does.
9640 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9642 * builtins.c: Update copyright to 2010.
9644 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9647 * lto-streamer-out.c (produce_asm): Revert the last change.
9648 (copy_function): Likewise.
9650 * lto-streamer.c (lto_get_section_name): Skip any leading
9653 2010-01-01 Richard Guenther <rguenther@suse.de>
9656 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9660 Copyright (C) 2010 Free Software Foundation, Inc.
9662 Copying and distribution of this file, with or without modification,
9663 are permitted in any medium without royalty provided the copyright
9664 notice and this notice are preserved.