1 2010-05-15 Jan Hubicka <jh@suse.cz>
3 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is analyzed.
4 * passes.c (ipa_write_summaries): Write all analyzed nodes.
6 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
8 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
10 Fix all other Makefile dependencies for changes below.
11 * tree.h: Include it instead of defining VEC primitives here.
14 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
15 * except.h: Include vecir.h, break dependence on tree.h.
17 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
19 * tree-iterator.c: ...to here.
20 * tree-iterator.h: Fix file introduction comment. Add extern markers.
22 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
24 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
25 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
26 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
27 tree-mudflap.h, and target.h.
28 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
29 predict.h, tree-inline.h, gimple.h, and langhooks.h.
30 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
31 Add FIXME for why gimple.h is still included (should be unnecessary
32 since GCC 4.5 gimplification unit-at-a-time).
33 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
34 * c-pragma.c: Add FIXME for why function.h needs to be included just
35 for cfun, at front-end level.
36 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
37 Do not include ggc.h, but include vecprim.h for VEC(char).
38 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
39 Explain why target.h is included.
40 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
41 Explain why gimple.h is included.
42 * c-ppoutput.c: Do not include tm.h.
43 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
44 * c-parses.c: Explain why rtl.h is included, and that this (and only
45 this) is also why tm.h must be included.
46 Do not include except.h.
47 * c-lang.c: Do not include ggc.h.
49 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
51 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
53 2010-05-15 Joseph Myers <joseph@codesourcery.com>
55 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
56 unions by default if those structs and unions have no tags. Do
57 not condition anonymous struct and unions handling on flag_iso.
58 Allow anonymous structs and unions for C1X.
59 (finish_struct): Do not diagnose lack of named fields when
60 anonymous structs and unions present for C1X. Accept flexible
61 array members in structure with anonymous structs or unions but no
62 directly named fields.
63 * doc/extend.texi (Unnamed Fields): Update.
65 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
67 * gimple.h (compare_field_offset): Rename into...
68 (gimple_compare_field_offset): ...this.
69 * gimple.c (compare_field_offset): Rename into...
70 (gimple_compare_field_offset): ...this. Compare the full access if
71 the offset is self-referential.
72 (gimple_types_compatible_p): Adjust for above renaming.
73 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
74 DECL_NONADDRESSABLE_P flag of fields before merging them.
76 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
78 * tree.h (ctor_to_list): Delete.
79 * tree.c (ctor_to_list): Delete.
81 2010-05-15 Jan Hubicka <jh@suse.cz>
83 * ipa-reference.c: Include toplev.h
84 (is_proper_for_analysis): Only add to all_module_statics
86 (write_node_summary_p, stream_out_bitmap,
87 ipa_reference_write_optimization_summary,
88 ipa_reference_read_optimization_summary): New.
89 (struct ipa_opt_pass_d pass_ipa_reference): Add
90 optimization summary streaming.
91 * lto-cgraph.c (referenced_from_this_partition_p,
92 reachable_from_this_partition_p): New functions.
93 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
94 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
95 * opts.c (decode_options): Enable ipa_reference.
96 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
97 * lto-streamer.h (referenced_from_this_partition_p,
98 reachable_from_this_partition_p): Declare.
100 2010-05-15 Richard Guenther <rguenther@suse.de>
102 PR tree-optimization/44038
103 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
104 taking the address of a V_C_E of a constant.
106 2010-05-14 Jan Hubicka <jh@suse.cz>
108 * tree.h (memory_identifier_string): Remove.
109 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
110 (ipa_reference_global_vars_info_d): Remove statics_not_read and
112 (ipa_reference_optimization_summary_d): New structure.
113 (ipa_reference_optimization_summary_t): New type and vector.
114 (ipa_reference_vars_info_d): Embedd structures instead of using
116 (reference_vars_to_consider): Remove out of GGC space.
117 (module_statics_escape): Remove.
118 (global_info_obstack): Rename to ...
119 (optimization_summary_obstack): ... this one.
120 (initialization_status_t): Remove.
121 (memory_identifier_string): Remove.
122 (get_reference_vars_info): Fix indenting.
123 (set_reference_vars_info): Likewise.
124 (get_reference_optimization_summary): New.
125 (set_reference_optimization_summary): New.
126 (get_global_reference_vars_info): Remove.
127 (ipa_reference_get_read_global): Remove.
128 (ipa_reference_get_written_global): Remove.
129 (ipa_reference_get_not_read_global): Update.
130 (ipa_reference_get_not_written_global): Update.
131 (is_proper_for_analysis): Outlaw addressable.
132 (propagate_bits): Update for new datastructures.
133 (analyze_variable): Remove.
134 (init_function_info): Update for new datastructures.
135 (clean_function_local_data): Remove.
136 (clean_function): Remove.
137 (copy_global_bitmap): Use optimizations_summary_obstack.
138 (duplicate_node_data): Duplicate optimization summary only.
139 (remove_node_data): Remove optimization summary only.
140 (generate_summary): Do not analyze variables; do not compute
141 module_statics_escape; do not prune solutions by it.
142 (read_write_all_from_decl): Fix typos in comments.
143 (propagate): Doscover readonly and nonaddressable first;
144 update for new datastructures; share global bitmaps.
145 * ipa-reference.h (ipa_reference_get_read_global,
146 ipa_reference_get_written_global): Remove.
147 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
148 * Makefile.in: Remove ipa-refereference from GT files.
150 2010-05-14 Jakub Jelinek <jakub@redhat.com>
153 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
154 for all SYMBOL_REF_DECLs.
156 2010-05-14 Jan Hubicka <jh@suse.cz>
158 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
159 (varpool_all_refs_explicit_p): New inline function.
160 * ipa-reference.c: Update comment.
161 (module_statics_written): Remove.
162 (get_static_decl): Remove.
163 (ipa_init): Do not initialize module_statics_written.
164 (analyze_function): Likewise.
165 (generate_summary): Likewise; do not compute module_statics_readonly
166 and do not update variable flags.
167 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
168 * ipa.c: Inlucde flags.h
169 (cgraph_local_node_p): New.
170 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
171 promote functions to local.
172 (ipa_discover_readonly_nonaddressable_vars): New function.
173 (function_and_variable_visibility): Use cgraph_local_node_p.
174 * varpool.c (varpool_finalize_decl): Set force_output for
175 DECL_PRESERVE_P vars.
177 2010-05-14 Jan Hubicka <jh@suse.cz>
179 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
181 2010-05-14 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/44119
184 * tree-ssa-pre.c (eliminate): Properly mark replacement of
185 a PHI node necessary.
187 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
189 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
191 2010-05-14 Jason Merrill <jason@redhat.com>
194 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
195 (gimple_call_set_nothrow): New.
196 * gimple.c (gimple_build_call_from_tree): Call it.
197 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
200 * gimplify.c (gimplify_seq_add_stmt): No longer static.
201 * gimple.h: Declare it.
202 * gimple.c (gimple_build_eh_filter): No ops.
204 2010-05-14 Jan Hubicka <jh@suse.cz>
206 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
207 nodes already in queue.
208 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
211 2010-05-14 Jakub Jelinek <jakub@redhat.com>
214 * cfgexpand.c (expand_debug_expr): If non-memory op0
215 has BLKmode, return NULL.
217 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
219 * config.gcc: Add support for --with-cpu option for bdver1.
220 * config/i386/i386.h (TARGET_BDVER1): New macro.
221 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
222 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
223 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
224 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
225 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
226 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
227 (processor_type): Add PROCESSOR_BDVER1.
228 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
229 processor_type in config/i386/i386.h.
230 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
231 movaps <reg, reg> instead of movapd <reg, reg> when replacing
232 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
233 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
234 to emit packed xor instead of packed double/packed integer
235 xor for SSE and AVX when moving a zero value.
236 * config/i386/sse.md: Add check for
237 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
238 movapd/movdqa for SSE and AVX.
239 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
240 single logical operations i.e and, or and xor instead of packed double
241 logical operations for SSE and AVX.
242 * config/i386/i386-c.c (ix86_target_macros_internal):
243 Add PROCESSOR_BDVER1.
244 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
245 (has_fma4, has_xop): New.
246 * config/i386/i386.c (bdver1_cost): New variable.
247 (m_BDVER1): New macro.
248 (m_AMD_MULTIPLE): Add m_BDVER1.
249 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
250 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
251 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
252 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
253 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
254 x86_tune_sse_partial_reg_dependency,
255 x86_tune_sse_unaligned_load_optimal,
256 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
257 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
258 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
259 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
260 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
261 Enable/disable for bdver1.
262 (processor_target_table): Add bdver1_cost.
263 (cpu_names): Add bdver1.
264 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
265 processor_alias_table.
266 (ix86_expand_vector_move_misalign): Change.
267 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
268 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
269 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
270 of movupd/movdqu for SSE and AVX.
271 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
272 (ix86_tune_adjust_cost): Add code for bdver1.
273 (standard_sse_constant_opcode): Add check for
274 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
275 of packed double xor for SSE and AVX.
277 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
279 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
282 2010-05-14 Tristan Gingold <gingold@adacore.com>
284 * toplev.c (default_debug_hooks): Remove this variable.
285 (process_options): Remove assignments to default_debug_hooks.
287 2010-05-14 Martin Jambor <mjambor@suse.cz>
289 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
290 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
291 * langhooks.h (struct lang_hooks_for_decls): Removed field
293 * tree.c (free_lang_data): Remove assignment to
294 lang_hooks.fold_obj_type_ref.
295 * tree.def (OBJ_TYPE_REF): Update comment.
297 2010-05-14 Richard Guenther <rguenther@suse.de>
299 PR tree-optimization/44124
300 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
302 2010-05-14 Alan Modra <amodra@gmail.com>
305 * config/rs6000/rs6000.c (struct machine_function): Reorder
306 fields for better packing. Add lr_save_state.
307 (rs6000_ra_ever_killed): Return lr_save_state if set.
308 (rs6000_emit_eh_reg_restore): Set lr_save_state.
310 2010-05-13 Jan Hubicka <jh@suse.cz>
312 * varpool.c (decide_is_variable_needed): Drop code checking
313 TREE_SYMBOL_REFERENCED.
315 2010-05-13 Jan Hubicka <jh@suse.cz>
317 * final.c (output_addr_const): Do not call mark_decl_referenced.
318 * cgraphunit.c (process_function_and_variable_attributes): Use
319 mark_needed_node dirrectly.
320 (assemble_thunk): Do not call mark_decl_referenced.
322 2010-05-13 Anatoly Sokolov <aesok@post.ru>
324 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
326 2010-05-13 Jeff Law <law@redhat.com>
328 * ira-conflicts.c (print_allocno_conflicts): New function broken out
330 (print_conflicts): Call print_allocno_conflicts.
332 2010-05-13 Jakub Jelinek <jakub@redhat.com>
335 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
338 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
340 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
341 t-mingw-w64 or t-mingw-w32 for multilib configuration.
342 * config/i386/t-mingw-w32: New.
343 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
345 2010-05-13 Martin Jambor <mjambor@suse.cz>
347 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
349 * gimple-fold.c (get_base_binfo_for_type): New function.
350 (gimple_get_relevant_ref_binfo): Likewise.
351 (gimple_fold_obj_type_ref_known_binfo): Likewise.
352 (gimple_fold_obj_type_ref): Likewise.
353 (fold_gimple_call): Simplify condition for folding virtual calls
354 and call gimple_fold_obj_type_ref.
355 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
356 (gimple_fold_obj_type_ref_known_binfo): Likewise.
358 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
360 * config/rs6000/rs6000-protos.h
361 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
362 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
363 (rs6000_debug_mode_dependent_address)
364 (rs6000_mode_dependent_address_ptr): Likewise.
366 2010-05-13 Jakub Jelinek <jakub@redhat.com>
369 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
371 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
372 * tree-sra.c (create_access_replacement): Call unshare_expr before
373 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
374 * dwarf2out.c: Include tree-flow.h.
375 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
376 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
377 Handle DW_OP_bit_piece.
378 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
379 construct_piece_list, adjust_piece_list): New functions.
380 (add_var_loc_to_decl): Handle SRA optimized variables.
381 Adjust for var_loc_note to loc field renaming.
382 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
383 in VAR_LOCATION note.
384 (new_loc_descr_op_bit_piece): New function.
385 (dw_sra_loc_expr): New function.
386 (dw_loc_list): Use it. Don't handle the last range after the
387 loop, handle it inside of the loop. Adjust for var_loc_note
388 to loc field renaming.
389 (add_location_or_const_value_attribute): Only special case
390 single entry loc lists if loc is NOTE_P. Adjust for
391 var_loc_note to loc field renaming.
392 (dwarf2out_var_location): Don't set newloc->var_loc_note
393 and newloc->next here.
395 2010-05-12 Jan Hubicka <jh@suse.cz>
397 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
399 * cgraph.h (cgraph_only_called_directly_p,
400 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
401 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
402 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
404 * ipa.c (cgraph_remove_unreachable_nodes): Use
405 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
407 * tree-inline.c (copy_bb): Check address_taken flag.
408 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
409 externally_visible flag.
411 2010-05-12 Jason Merrill <jason@redhat.com>
415 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
416 * sdbout.c (plain_type_1): Likewise.
417 * dwarf2out.c (is_base_type): Likewise.
418 (gen_type_die_with_usage): Likewise. Generate
419 DW_TAG_unspecified_type for any LANG_TYPE.
421 2010-05-12 Jan Hubicka <jh@suse.cz>
423 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
425 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
426 (cgraph_clone_edge): Update.
427 (cgraph_node_remove_callees): Remove indirect calls too.
428 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
429 (cgraph_create_indirect_edge): Update prototype.
430 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
431 is_proper_for_analysis.
432 (add_new_function, visited_nodes, function_insertion_hook_holder,
433 get_local_reference_vars_info, mark_address_taken, mark_address,
434 mark_load, mark_store, check_asm_memory_clobber, check_call,
435 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
436 (ipa_init): Do not initialize visited_nodes;
437 function_insertion_hook_holder.
438 (analyze_variable): Rewrite.
439 (analyze_function): Rewrite.
440 (copy_local_bitmap): Remove.
441 (duplicate_node_dat): Do not duplicate local info.
442 (generate_summary): Simplify to only walk cgraph.
443 (write_node_summary_p, ipa_reference_write_summary,
444 ipa_reference_read_summary): Remove.
445 (propagate): Do not remove function insertion;
447 (pass_ipa_reference): NULLify summary handling fields.
448 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
449 (input_edge): Input ecf_flags.
450 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
451 (update_indirect_edges_after_inlining): Ignore edges with unknown
454 2010-05-12 Sriraman Tallam <tmsriram@google.com>
456 * implicit-zee.c: New file.
457 * tree-pass.h (pass_implicit_zee): Declare.
458 * passes.c (init_optimization_passes): Add zee pass.
459 * common.opt (fzee): New flag.
460 * timevar.def (TV_ZEE): Define.
461 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
463 * Makefile.in (implicit-zee.o): Add new build file.
465 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
466 Nathan Froyd <froydnj@codesourcery.com>
468 * c-common.c (sync_resolve_params): Remove write-only variable.
470 2010-05-12 Anatoly Sokolov <aesok@post.ru>
472 * target.h (struct gcc_target): Add mode_dependent_address_p field.
473 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
474 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
475 * targhooks.c (default_mode_dependent_address_p): New function.
476 * targhooks.h (default_mode_dependent_address_p): Declare function.
477 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
478 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
479 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
480 target hook. Change return type to bool.
481 * recog.h: (mode_dependent_address_p): Change return type to bool.
483 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
484 Nathan Froyd <froydnj@codesourcery.com>
486 * tree-mudflap.c (build_function_type_0, build_function_type_1,
487 build_function_type_2, build_function_type_3): Remove.
488 (mudflap_init): Use build_function_type_list.
490 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
491 Nathan Froyd <froydnj@codesourcery.com>
493 * coverage.c (build_fn_info_value): Call build_constructor instead of
494 build_constructor_from_list.
495 (build_ctr_info_value): Likewise.
496 (build_gcov_info): Likewise.
498 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
500 * tree.c (build_constructor): Compute TREE_CONSTANT for the
501 resultant constructor.
502 (build_constructor_single): Don't set TREE_CONSTANT.
503 (build_constructor_from_list): Don't compute TREE_CONSTANT.
505 2010-05-12 Jan Hubicka <jh@suse.cz>
507 * cgraph.h (struct varpool_node): Add aux.
508 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
509 * varpool.c (varpool_remove_node): Do not remove initializer.
510 (varpool_reset_queue): Export.
511 (varpool_finalize_decl): Volatile vars are forced to be output.
512 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
514 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
515 process_references, varpool_can_remove_if_no_refs): New functions.
516 (cgraph_remove_unreachable_nodes): Handle variables too.
518 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
521 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
523 2010-05-12 Jakub Jelinek <jakub@redhat.com>
526 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
527 change value of ORT_TASK.
528 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
529 (omp_notice_threadprivate_variable): New function.
530 (omp_notice_variable): Call it for threadprivate variables.
531 If enclosing ctx is a task, print enclosing task rather than
532 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
533 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
534 if task has untied clause.
537 * dwarf2out.c (base_type_die): Don't add name attribute here.
538 (modified_type_die): Instead of sizetype use
539 its underlying original type. If a DW_TAG_base_type doesn't
540 have name added, add __unknown__.
541 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
542 always call force_type_die instead.
544 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
546 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
547 for __stack_chk_guard.
549 2010-05-11 Jakub Jelinek <jakub@redhat.com>
551 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
552 don't call start_source_file debug hook here...
553 (finish_options): ... but here, after outputting predefined and
554 command line defines and undefs.
557 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
559 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
560 optimizing away empty bb with no successors, move over its
561 footer chain to fallthru predecessor.
562 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
563 (rtl_split_edge): For asm goto call patch_jump_insn even if
564 splitting fallthru edge.
567 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
568 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
569 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
570 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
574 * c-parser.c (c_parser_expression): Mark LHS of a comma
575 expression as read if it is a decl, handled component or
576 COMPOUND_EXPR with that on the RHS.
577 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
578 if it is a decl or handled component.
580 2010-05-11 Jan Hubicka <jh@suse.cz>
582 * lto-symtab.c (lto_symtab_free): New function.
583 * lto-streamer.h (lto_symtab_free): Declare.
585 2010-05-11 Jan Hubicka <jh@suse.cz>
587 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
588 that if function is needed it is reachable.
589 (lto_output_node): See if it the function is reachable or referenced.
590 (output_cgraph): Update call of lto_output_node.
591 * lto-streamer.h (reachable_from_other_partition_p): Declare.
593 2010-05-11 Jan Hubicka <jh@suse.cz>
595 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
598 2010-05-11 Jan Hubicka <jh@suse.cz>
600 PR tree-optimize/44063
601 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
603 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
605 (estimate_function_body_sizes): Compute sizes even when disregarding.
607 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
609 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
611 2010-05-11 Jan Hubicka <jh@suse.cz>
613 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
616 2010-05-11 Jan Hubicka <jh@suse.cz>
618 * matrix-reorg.c (matrix_reorg): Rebuild edges.
620 2010-05-11 Jan Hubicka <jh@suse.cz>
622 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
623 lto_streamer_cache_delete): Put nodes into heap.
624 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
627 2010-05-11 Jan Hubicka <jh@suse.cz>
629 * cgraphbuild.c (cgraph_rebuild_references): New.
630 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
632 * cgraph.h (cgraph_rebuild_references): Declare.
633 * tree-inline.c (tree_function_versioning): Use it.
634 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
636 2010-05-11 Jan Hubicka <jh@suse.cz>
638 * cgraph.c: Include ipa-utils.h
639 (cgraph_create_virtual_clone): Update references.
640 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
642 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
644 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
645 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
648 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
650 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
652 2010-05-11 Jakub Jelinek <jakub@redhat.com>
654 * gcc.c (execute): For -### don't quote arguments that
655 contain just alphanumerics and _/-. characters.
656 * doc/invoke.texi: Document that change for -###.
659 * df-problems.c (struct dead_debug): Add to_rescan field.
660 (dead_debug_init): Clear to_rescan field.
661 (dead_debug_finish): Rescan all debug insns in to_rescan
662 bitmap and free the bitmap.
663 (dead_debug_insert_before): Instead of rescanning debug insns
664 immediately queue their rescanning until dead_debug_finish.
665 (df_note_bb_compute): After dead_debug_add do continue instead
668 2010-05-10 Jakub Jelinek <jakub@redhat.com>
671 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
672 clear also INSN_REG_USE_LIST.
674 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
676 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
678 2010-05-10 Jan Hubicka <jh@suse.cz>
680 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
683 2010-05-10 Jan Hubicka <jh@suse.cz>
685 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
687 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
688 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
689 (lto_streamer_cache_create): Init alloc pool.
690 (lto_streamer_cache_delete): Free alloc pool.
691 * lto-streamer.h: Include alloc pool.
692 (lto_streamer_cache_d): Use alloc pool.
693 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
695 2010-05-10 Jan Hubicka <jh@suse.cz>
697 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
698 * cgraphbuild.c: Include except.h
699 (record_type_list, record_eh_tables): New function.
700 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
702 2010-05-10 Jan Hubicka <jh@suse.cz>
704 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
705 __frame_dummy_init_array_entry, force_to_data): Attribute as used
708 2010-05-10 Michael Matz <matz@suse.de>
710 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
711 (can_reassociate_p): Use FLOAT_TYPE_P.
712 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
713 (vect_force_simple_reduction): ... this.
714 * tree-parloops.c (gather_scalar_reductions): Use
715 vect_force_simple_reduction.
716 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
717 vect_is_simple_reduction, add modify argument, if true rewrite
719 (vect_is_simple_reduction, vect_force_simple_reduction): New
721 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
723 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
724 Vladimir Makarov <vmakarov@redhat.com>
726 PR rtl-optimization/44012
727 * ira-build.c (remove_unnecessary_allocnos): Nullify
728 regno_allocno_map of the removed allocno.
730 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
732 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
734 * configure: Regenerate.
736 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
738 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
740 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
741 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
743 * configure: Regenerate.
745 2010-05-10 Richard Guenther <rguenther@suse.de>
747 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
748 marked if the entry identifier is marked.
750 2010-05-10 Richard Guenther <rguenther@suse.de>
752 * c-common.c (struct c_common_attributes): Add fnspec attribute.
753 (handle_fnspec_attribute): New function.
754 * gimple.h (gimple_call_return_flags): Declare.
755 (gimple_call_arg_flags): Likewise.
756 * gimple.c (gimple_call_arg_flags): New function.
757 (gimple_call_return_flags): Likewise.
758 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
760 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
762 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
763 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
765 (make_heapvar_for): ... this new function.
766 (handle_rhs_call): Handle fnspec attribute argument specifiers.
767 (handle_lhs_call): Likewise.
768 (find_func_aliases): Adjust.
770 2010-05-10 Richard Guenther <rguenther@suse.de>
772 PR tree-optimization/44050
773 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
775 2010-05-10 Wei Guozhi <carrot@google.com>
778 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
780 2010-05-09 Joseph Myers <joseph@codesourcery.com>
783 * c-typeck.c (lookup_field): Take a type directly. Update
785 (build_component_ref): Update call to lookup_field.
786 (set_init_label): Use lookup_field to find initialized field.
787 Handle returned list of fields like a sequence of designators.
789 2010-05-09 Richard Guenther <rguenther@suse.de>
792 * fold-const.c (tree_single_nonzero_warnv_p): Properly
793 handle &FUNCTION_DECL.
795 2010-05-09 Joseph Myers <joseph@codesourcery.com>
798 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
799 structures and unions recursively.
800 (detect_field_duplicates): Move duplicate detection with a hash to
801 detect_field_duplicates_hash. Always use a hash if anonymous
802 structures or unions are present.
803 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
806 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
809 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
810 detect Atom, Core 2 and Core i7.
812 2010-05-09 Richard Guenther <rguenther@suse.de>
814 * gcc.c (store_arg): Handle temporary file deletion for
817 2010-05-09 Richard Guenther <rguenther@suse.de>
820 * ipa-inline.c (estimate_function_body_sizes): Return after
821 disregarding inline limits.
823 2010-05-09 Richard Guenther <rguenther@suse.de>
825 * gcc.c (store_arg): Revert last change.
827 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
830 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
831 (optimize_ops_list): Call it.
833 2010-05-08 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/44030
836 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
837 NECESSARY flag if we propagate from a inserted expression.
839 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
841 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
842 domain types as equal if they are both PLACEHOLDER_EXPRs.
844 2010-05-08 Richard Guenther <rguenther@suse.de>
846 * lto-wrapper.c (run_gcc): Remove linker output from
847 command line for LTRANS invocation.
849 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
851 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
852 lto-macho as lto_binary_reader.
853 * target.h (struct gcc_target): New hooks lto_start and lto_end.
854 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
855 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
856 in lto_start and lto_end calls.
857 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
859 (scan_prog_file): Update is_elf_or_coff call.
860 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
862 * collect2.c (main): Fix enum comparison.
864 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
866 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
867 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
868 and TARGET_ASM_LTO_END.
869 * darwin.c: Include obstack.h and lto-streamer.h.
870 (lto_section_names_offset, lto_section_names_obstack,
871 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
873 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
874 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
876 (darwin_asm_lto_end): New function. Restore asm_out_file.
877 (darwin_asm_named_section): For LTO sections, replace the name with
878 the offset of the section name in a string table, and build this
880 (darwin_file_start): Initialize global vars for LTO support.
881 (darwin_file_end): If output to asm_out_file was redirected, append it
882 to the proper asm_out_file here. Add the section names section.
884 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
886 * c-pragma.c (pending_weak_d, pending_weak): New.
887 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
888 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
889 handle_pragma_weak): Update the uses of pending_weaks.
891 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
893 PR documentation/44016
894 * doc/standards.texi (Standards): Link to unversioned
895 cxx0x_status.html page.
897 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
900 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
901 in addition to TREE_USED, to avoid "set but unused" warnings.
903 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
905 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
906 (is_loop_prefetching_profitable): Do not insert prefetches
907 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
908 times the prefetch ahead distance.
910 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
912 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
913 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
914 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
917 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
919 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
920 a diagnostic info when the insn-to-mem ratio is too small.
922 2010-05-07 Richard Guenther <rguenther@suse.de>
924 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
926 (store_arg): Queue temp_filename for deletion instead of
929 2010-05-07 Richard Guenther <rguenther@suse.de>
931 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
932 (run_gcc): Handle LTRANS phase invocation.
933 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
935 2010-05-07 Jakub Jelinek <jakub@redhat.com>
937 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
938 this is also meaningful on PARM_DECLs and RESULT_DECLs.
940 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
942 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
944 2010-05-07 Richard Guenther <rguenther@suse.de>
946 PR tree-optimization/44020
947 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
948 code when PRE is not yet initialized.
950 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
952 * config/mips/dbxmdebug.h: Remove.
953 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
955 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
957 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
958 with null pointer and also warn about ordered comparison of zero with
961 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
963 * graphite-blocking.c
964 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
965 * graphite-clast-to-gimple.c
966 (clast_to_gcc_expression): Same.
967 (precision_for_value): Same.
968 (precision_for_interval): Same.
969 (gcc_type_for_interval): Same.
970 (graphite_create_new_guard): Same.
971 (compute_bounds_for_level): Same.
972 (graphite_create_new_loop_guard): Same.
973 * graphite-interchange.c
974 (build_linearized_memory_access): Same.
975 (pdr_stride_in_loop): Same.
976 (memory_strides_in_loop_1): Same.
977 (memory_strides_in_loop): Same.
978 (extend_scattering): Same.
979 (psct_scattering_dim_for_loop_depth): Same.
980 (pbb_number_of_iterations): Same.
982 (debug_iteration_domains): Same.
984 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
985 (ppl_set_inhomogeneous_gmp): Same.
986 (ppl_strip_loop): Same.
987 (ppl_lexico_compare_linear_expressions): Same.
988 (ppl_read_polyhedron_matrix): Same.
989 (ppl_max_for_le_pointset): Same.
991 (ppl_read_polyhedron_matrix): Same.
992 (tree_int_to_gmp): Same.
993 (gmp_cst_to_tree): Same.
994 (ppl_set_inhomogeneous): Same.
995 (ppl_set_inhomogeneous_tree): Same.
996 (ppl_set_coef): Same.
997 (ppl_set_coef_tree): Same.
998 * graphite-sese-to-poly.c
999 (build_pbb_scattering_polyhedrons): Same.
1000 (build_scop_scattering): Same.
1001 (scan_tree_for_params_right_scev): Same.
1002 (scan_tree_for_params): Same.
1003 (find_params_in_bb): Same.
1004 (find_scop_parameters): Same.
1005 (add_upper_bounds_from_estimated_nit): Same.
1006 (build_loop_iteration_domains): Same.
1007 (add_condition_to_domain): Same.
1008 (pdr_add_memory_accesses): Same.
1010 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1012 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1013 CLooG's value_* macros to their respective mpz_* counterparts.
1014 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1015 (graphite_create_new_loop_guard): Same.
1016 * graphite-interchange.c (build_linearized_memory_access): Same.
1017 (pdr_stride_in_loop): Same.
1018 (memory_strides_in_loop_1): Same.
1019 (1st_interchange_profitable_p): Same.
1020 * graphite-poly.c (extend_scattering): Same.
1021 (psct_scattering_dim_for_loop_depth): Same.
1022 (pbb_number_of_iterations): Same.
1023 (pbb_number_of_iterations_at_time): Same.
1024 * graphite-poly.h (new_1st_loop): Same.
1025 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1026 (oppose_constraint): Same.
1027 (insert_constraint_into_matrix): Same.
1028 (ppl_set_inhomogeneous_gmp): Same.
1029 (ppl_set_coef_gmp): Same.
1030 (ppl_strip_loop): Same.
1031 (ppl_lexico_compare_linear_expressions): Same.
1032 (ppl_max_for_le_pointset): Same.
1033 (ppl_min_for_le_pointset): Same.
1034 (ppl_build_realtion): Same.
1035 * graphite-ppl.h (gmp_cst_to_tree): Same.
1036 (ppl_set_inhomogeneous): Same.
1037 (ppl_set_inhomogeneous_tree): Same.
1038 (ppl_set_coef): Same.
1039 (ppl_set_coef_tree): Same.
1040 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1041 (build_scop_scattering): Same.
1042 (add_value_to_dim): Same.
1043 (scan_tree_for_params_right_scev): Same.
1044 (scan_tree_for_params_int): Same.
1045 (scan_tree_for_params): Same.
1046 (find_params_in_bb): Same.
1047 (find_scop_parameters): Same.
1048 (add_upper_bounds_from_estimated_nit): Same.
1049 (build_loop_iteration_domains): Same.
1050 (create_linear_expr_from_tree): Same.
1051 (add_condition_to_domain): Same.
1052 (pdr_add_memory_accesses): Same.
1054 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1055 Jason Merrill <jason@redhat.com>
1057 * c-common.c (c_common_reswords): Add nullptr.
1058 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1059 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1060 (gen_type_die_with_usage): Likewise.
1061 * dbxout.c (dbxout_type): Likewise.
1062 * sdbout.c (plain_type_1): Likewise.
1064 2010-05-06 Jason Merrill <jason@redhat.com>
1066 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1067 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1069 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1071 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1072 stripping WITH_SIZE_EXPR.
1073 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1076 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1078 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1079 list of obsolete configurations.
1080 Disabled check for obsolete configurations.
1081 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1082 Removed support for previous versions.
1083 * config/mips/iris.h: Removed.
1084 * config/mips/iris5.h: Removed.
1085 * config/mips/iris6.h: Merged old iris.h contents.
1086 (TARGET_IRIX): Removed.
1087 (DRIVER_SELF_SPECS): Removed mabi=32.
1088 (IDENT_ASM_OP): Removed undef.
1089 (STARTFILE_SPEC): Removed mabi=32.
1090 (ENDFILE_SPEC): Likewise.
1091 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1092 (MACHINE_TYPE): Update for IRIX 6.5.
1093 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1094 TARGET_IRIX by TARGET_IRIX6.
1095 (mips_file_start): Likewise.
1096 (mips_output_external): Remove IRIX 5/6 O32 support.
1097 (mips_output_function_prologue): Likewise.
1098 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1100 (TARGET_CPU_CPP_BUILTINS): Likewise.
1101 (TARGET_IRIX): Removed.
1102 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1103 (MULTILIB_DIRNAMES): Removed 32.
1104 (MULTILIB_OSDIRNAMES): Removed ../lib.
1105 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1106 (Specific, mips-sgi-irix5): Document removal.
1107 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1108 Remove references to older IRIX 6 releases and the O32 ABI.
1110 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1113 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1114 instead of DF_REF_REAL_REG.
1116 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1119 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1120 handling to still return true for x64 targets.
1122 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1124 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1126 2010-05-06 Jan Hubicka <jh@suse.cz>
1128 PR tree-optimization/43791
1129 * ipa-inline.c (update_caller_keys): Remove bogus
1130 disregard_inline_limits check.
1132 2010-05-06 Michael Matz <matz@suse.de>
1134 PR tree-optimization/43984
1135 * tree-ssa-pre.c (inserted_phi_names): Remove.
1136 (inserted_exprs): Change to bitmap.
1137 (create_expression_by_pieces): Set bits, don't append to vector.
1138 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1139 (eliminate): Don't look at inserted_phi_names, remove deleted
1140 insns from inserted_exprs.
1141 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1142 (init_pre, fini_pre): Allocate and free bitmaps.
1143 (execute_pre): Insert insns on edges before elimination.
1145 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1147 * tree.c (initializer_zerop): Handle STRING_CST.
1149 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1152 * doc/invoke.texi (Wimplicit): Document as C only.
1153 * opts.c (common_handle_option): Add argument kind.
1154 (handle_option): Rename as read_cmdline_option. Factor out code to...
1155 (handle_option): ... here. New.
1156 (handle_options): Rename as read_cmdline_options.
1157 (decode_options): Update call.
1158 (set_option): Use option index instead of option pointer. Classify
1159 diagnostics correctly.
1160 (enable_warning_as_error): Call handle_option.
1161 * opts.h (set_option): Update declaration.
1162 (handle_option): Declare.
1163 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1164 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1165 * c-opts.c (set_Wimplicit): Delete.
1166 (c_family_lang_mask): New static constant.
1167 (c_common_handle_option): Add argument kind. Use handle_option
1168 instead of set_Wimplicit.
1169 (c_common_post_options): warn_implicit and warn_implicit_int
1170 are disabled by default.
1171 * c-common.c (warn_implicit): Do not define here.
1172 * c-common.h (warn_implicit): Do not declare here.
1173 (c_common_handle_option): Update declaration.
1174 * lto-opts.c (lto_reissue_options): Update call to set_option.
1176 2010-05-06 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/43571
1179 * domwalk.c (walk_dominator_tree): Walk the dominator
1180 sons in more optimal order.
1182 2010-05-06 Richard Guenther <rguenther@suse.de>
1184 PR tree-optimization/43934
1185 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1186 (stmt_cost): Likewise.
1187 (extract_true_false_args_from_phi): New helper.
1188 (determine_max_movement): For PHI nodes verify we can hoist them
1189 and compute their cost.
1190 (determine_invariantness_stmt): Handle PHI nodes.
1191 (move_computations_stmt): Likewise. Hoist PHI nodes in
1192 if-converted form using COND_EXPRs.
1193 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1194 (tree_ssa_lim): Likewise.
1195 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1196 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1198 2010-05-06 Richard Guenther <rguenther@suse.de>
1200 PR tree-optimization/43987
1201 * tree-ssa-structalias.c (could_have_pointers): For possibly
1202 address-taken variables force pointers to be recorded.
1203 (create_variable_info_for_1): Likewise.
1204 (push_fields_onto_fieldstack): Pass in wheter all fields
1206 (find_func_aliases): Query types instead of vars whether
1207 they contain pointers where appropriate.
1209 2010-05-06 Jan Hubicka <jh@suse.cz>
1211 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1212 (record_reference, mark_address, mark_load, mark_store): Record
1214 (record_references_in_initializer): Update call of record_references.
1215 (rebuild_cgraph_edges): Remove all references before rebuiding.
1216 * cgraph.c (cgraph_create_node): Clear ref list.
1217 (cgraph_remove_node): Remove references.
1218 (dump_cgraph_node): Dump references.
1219 (cgraph_clone_node): Clone references.
1220 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1221 (struct cgraph_node, varpool_node): Add ref_lst.
1222 * ipa-ref.c: New file.
1223 * ipa-ref.h: New file.
1224 * ipa-ref-inline.h: New file.
1225 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1226 (referenced_from_other_partition_p): New function.
1227 (lto_output_varpool_node): Take set arugment; call
1228 referenced_from_other_partition.
1229 (lto_output_ref): New.
1230 (add_references): New.
1232 (output_cgraph): Compute boundary based on references; output refs.
1233 (output_varpool): Accept cgraph_node_set argument.
1236 (input_cgraph): Call input_refs.
1237 * lto-section-in.c (lto_section_name): Add refs.
1238 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1239 (ipa-ref.o): New file.
1240 * varpool.c (varpool_node): Clear ipa ref list.
1241 (varpool_remove_node): Remove references.
1242 (dump_varpool_node): Dump references.
1243 (varpool_assemble_decl): Only compile finalized ones.
1244 (varpool_extra_name_alias): Initialize ref list.
1245 * lto-streamer.c (lto-get_section_name): Add .refs section.
1246 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1247 (referenced_from_other_partition_p): Declared.
1249 2010-05-06 Ira Rosen <irar@il.ibm.com>
1251 PR tree-optimization/43901
1252 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1253 type is not NULL if it's transformation phase, and return
1254 FALSE if it's analysis.
1255 (vectorizable_conversion, vectorizable_operation,
1256 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1258 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1260 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1262 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1264 * config/mips/mips-protos.h
1265 (mips_small_register_classes_for_mode_p): Delete prototype.
1267 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1269 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1270 * config/arm/arm.c (multiple_operation_profitable_p,
1271 compute_offset_order): New static functions.
1272 (load_multiple_sequence, store_multiple_sequence): Use them.
1273 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1274 memory offsets, not register numbers.
1275 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1277 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1279 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1280 (get_pending_sizes, put_pending_size, put_pending_sizes):
1281 Update the uses of pending_sizes.
1282 * c-decl.c (store_parm_decls): Likewise.
1283 * c-tree.h (struct c_arg_info): Likewise.
1284 * tree.h: Update the prototype for get_pending_sizes and
1287 2010-05-05 Jason Merrill <jason@redhat.com>
1290 * c-common.c (handle_aligned_attribute): Respect
1291 ATTR_FLAG_TYPE_IN_PLACE.
1294 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1295 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1296 (TARGET_INITIALIZER): Use it.
1297 * c-common.c (attribute_takes_identifier_p): Call it.
1298 * c-common.h: Update prototype.
1299 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1300 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1302 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1305 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1306 DW_ID_down_case for Fortran compilation units.
1308 2010-05-05 Jan Hubicka <jh@suse.cz>
1310 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1313 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1315 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1316 a variable-sized RESULT_DECL.
1318 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1320 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1322 2010-05-05 Jason Merrill <jason@redhat.com>
1325 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1327 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1329 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1330 Jakub Jelinek <jakub@redhat.com>
1333 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1334 (dead_debug_init, dead_debug_finish): New functions.
1335 (dead_debug_add, dead_debug_insert_before): Likewise.
1336 (df_note_bb_compute): Initialize a dead_debug object, add dead
1337 debug uses to it, insert debug bind insns before death insns,
1338 reset debug insns that refer to pending uses at the end.
1339 * rtl.h (make_debug_expr_from_rtl): New prototype.
1340 * varasm.c (make_debug_expr_from_rtl): New function.
1342 2010-05-05 Jan Hubicka <jh@suse.cz>
1344 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1345 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1346 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1347 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1348 lto_varpool_encoder_encode_initializer_p,
1349 lto_set_varpool_encoder_encode_initializer): New functions.
1350 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1351 call output_varpool.
1352 (input_varpool_node): Do not always set analyzed.
1353 (input_cgraph_1): Return vector of cgraph nodes.
1354 (input_varpool_1): Return vector of varpools.
1355 (input_cgraph): Free the vectors.
1356 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1357 output only initializers needed.
1358 (lto_output): Only call output_cgraph.
1359 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1360 * lto-section-out.c (lto_new_out_decl_state): Initialize
1361 state->varpool_node_encoder.
1362 * lto-streamer.h (lto_varpool_encoder_d): New.
1363 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1364 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1365 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1366 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1367 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1369 (output_varpool, input_varpool): Remove declarations.
1371 2010-05-05 Jan Hubicka <jh@suse.cz>
1373 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1374 with body can prevail.
1376 2010-05-05 Jan Hubicka <jh@suse.cz>
1378 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1381 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1383 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1385 * gengtype.h (erro_at_line): Constify pos argument.
1387 * gengtype.c: Include hashtab.h.
1388 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1389 (error_at_line): Constify pos argument.
1390 (do_typedef): Initialize p->opt field.
1391 (get_file_gtfilename): Fix comment typo.
1392 (struct walk_type_data): Constify line field.
1393 (get_output_file_for_structure): New function.
1394 (write_local_func_for_structure): Constify orig_s argument.
1395 Use get_output_file_for_structure.
1396 (write_func_for_structure): Use get_output_file_for_structure.
1397 (INDENT): New define.
1398 (dump_pair, dump_type, dump_type_list, dump_typekind)
1399 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1400 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1402 (seen_types): New variable.
1403 (main): New variable do_dump. Process "-d" command line option.
1404 Call dump_everything if dump requested.
1406 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1408 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1409 in a temporary instead of invoking the macro multiple times.
1410 (track_expr_p): Likewise.
1412 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1414 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1416 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1417 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1418 conditions for printing notes.
1419 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1420 true, update documentation.
1421 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1423 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1426 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1429 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1432 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1433 (*sse_prologue_save_insn1): Likewise.
1434 (SSE prologue save splitter): Likewise.
1436 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1438 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1439 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1440 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1441 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1442 all decls. Call it on DECL_FIELD_OFFSET of fields.
1443 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1444 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1446 2010-05-04 Martin Jambor <mjambor@suse.cz>
1448 * tree-sra.c (build_access_from_expr_1): The first parameter type
1449 changed to simple tree.
1450 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1451 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1453 (build_accesses_from_assign): Removed all parameters except for a
1454 simple gimple statement. Now returns a simple bool.
1455 (scan_function): All non-analysis parts moved to separate functions
1456 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1457 parameters and updated both callers.
1458 (sra_modify_expr): Removed parameter data.
1459 (sra_modify_function_body): New function.
1460 (perform_intra_sra): Call sra_modify_function_body to modify the
1462 (replace_removed_params_ssa_names): Parameter data changed into
1464 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1465 changed the parameter dont_convert to convert with the opposite
1467 (sra_ipa_modify_assign): Parameter data changed into adjustments
1468 vector, return value changed to bool.
1469 (ipa_sra_modify_function_body): New function.
1470 (sra_ipa_reset_debug_stmts): Updated a comment.
1471 (modify_function): Use ipa_sra_modify_function_body to modify function
1474 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1477 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1478 (canon_true_dependence): Likewise.
1479 (write_dependence_p): Likewise.
1481 2010-05-04 Jan Hubicka <jh@suse.cz>
1483 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1484 * cgraphbuild.c: Include ipa-utils.h
1485 (record_reference_ctx): New struct.
1486 (record_reference): Simplify to work on initializers; not statements.
1487 (mark_address, mark_load, mark_store): New.
1488 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1490 (record_references_in_initializer): Update use of record_reference.
1491 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1494 2010-05-04 Jan Hubicka <jh@suse.cz>
1496 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1497 node will be removed anyway.
1498 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1499 relink aliases of node into prevailing node.
1500 * varpool.c (varpool_remove_node): Remove aliases properly;
1501 when removing node, remove all its aliases too; remove DECL_INITIAL
1502 of removed node; ggc_free the varpool node.
1504 2010-05-04 Richard Guenther <rguenther@suse.de>
1506 PR tree-optimization/43879
1507 * tree-ssa-structalias.c (alias_get_name): Use
1508 DECL_ASSEMBLER_NAME if available.
1509 (create_function_info_for): Return the varinfo node.
1510 (ipa_pta_execute): Associate same-body aliases and extra names
1511 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1513 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1515 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1517 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1520 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1521 only if HONOR_REG_ALLOC_ORDER is not defined.
1523 2010-05-04 Richard Guenther <rguenther@suse.de>
1525 PR tree-optimization/43949
1526 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1529 2010-04-26 Jason Merrill <jason@redhat.com>
1531 * c.opt (-fstrict-enums): New.
1532 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1534 2010-05-03 David Ung <davidu@mips.com>
1535 James E. Wilson <wilson@codesourcery.com>
1537 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1538 emit the trap instruction before the divide for TUNE_74K.
1540 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1542 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1543 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1544 based on the above, for new target hook.
1546 * hooks.c (hook_bool_mode_true): New generic hook.
1547 * hooks.h (hook_bool_mode_true): Add prototype.
1549 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1551 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1552 target hook, set to hook_bool_mode_false.
1553 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1554 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1555 with targetm.small_register_classes_for_mode_p.
1556 (find_reusable_reload): Likewise.
1557 (combine_reloads): Likewise.
1558 * reload1.c (reload_as_needed): Likewise.
1559 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1560 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1561 dead_or_predicable): Likewise.
1562 * regmove.c (optimize_reg_copy_1): Likewise.
1563 * calls.c (prepare_call_address): Likewise.
1564 (precompute_register_parameters): Likewise.
1566 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1568 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1569 implementation of the hook that considers all register classes
1570 small except for SH64.
1571 (sh_override_options): Use the new hook.
1572 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1575 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1577 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1578 implementation of the hook that considers all register classes
1580 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1583 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1585 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1586 implementation of the hook that considers all register classes
1588 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1591 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1593 * config/m32c/m32c.h: Likewise.
1594 * config/pdp11/pdp11.h: Likewise.
1595 * config/avr/avr.h: Likewise.
1596 * config/xtensa/xtensa.h: Likewise.
1597 * config/m68hc11/m68hc11.h: Likewise.
1598 * config/mn10300/mn10300.h: Likewise.
1599 * config/mcore/mcore.h: Likewise.
1600 * config/h8300/h8300.h: Likewise.
1601 * config/bfin/bfin.h: Likewise.
1603 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1604 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1606 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1608 * double-int.h (tree_to_double_int): Remove macro.
1609 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1610 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1611 (tree_to_double_int): New function.
1612 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1614 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1616 2010-05-03 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/43971
1619 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1620 constraints in the !flag_delete_null_pointer_checks case.
1622 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1625 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1626 result mode matches original rtl mode.
1628 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1631 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1633 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1636 when processing flag options.
1638 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1640 * gcov-iov.c (main): Change format string placeholder
1641 from %#08x to 0x%08x.
1642 * genchecksum.c (dosum): Change format string placeholder
1643 from %#02x to 0x%02x.
1645 2010-05-02 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/43879
1648 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1650 2010-05-02 Bruno Haible <bruno@clisp.org>
1652 * doc/extend.texi (Function Attributes): Fix a typo.
1654 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1657 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1658 placeholder from 0x%x to %#x.
1659 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1660 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1661 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1662 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1663 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1664 * config/i386/i386.c (ix86_target_string): Ditto.
1665 * config/i386/i386.c (output_pic_addr_const): Ditto.
1666 (print_operand): Ditto.
1668 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1670 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1671 placeholder from 0x%x to %#x.
1672 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1673 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1674 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1675 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1676 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1677 * optc-gen.awk: Ditto.
1678 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1679 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1680 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1681 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1683 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1685 * target.h (struct calls): Add function_value_regno_p field.
1686 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1687 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1688 * targhooks.c (default_function_value_regno_p): New function.
1689 * targhooks.h (default_function_value_regno_p): Declare function.
1690 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1691 * builtins.c. (apply_result_size): (Ditto.).
1692 * combine.c. (likely_spilled_retval_p): (Ditto.).
1693 * mode-switching.c. Include 'target.h'.
1694 (create_pre_exit): Use function_value_regno_p hook.
1695 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1696 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1697 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1699 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1700 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1701 (ix86_function_value_regno_p): Declare as static, change argument
1702 type to const unsigned int.
1703 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1705 2010-05-01 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/43949
1708 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1710 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1712 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1714 * rtl.h (CONST_DOUBLE_P): Define.
1715 (rtx_to_double_int): Declare.
1716 * emit-rtl.c (rtx_to_double_int): New function.
1717 * dwarf2out.c (insert_double): New function.
1718 (loc_descriptor, add_const_value_attribute): Clean up, use
1719 rtx_to_double_int and insert_double functions.
1721 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1723 * doc/extend.texi (Inline): Add missing return keyword to examples.
1724 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1727 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1729 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1730 the variable part of the offset as well. Use highest_pow2_factor for
1731 all alignment checks.
1733 2010-04-30 Richard Guenther <rguenther@suse.de>
1735 PR tree-optimization/43879
1736 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1739 2010-04-30 Jan Hubicka <jh@suse.cz>
1741 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1743 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1745 2010-04-30 Jan Hubicka <jh@suse.cz>
1747 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1749 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1750 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1751 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1752 cgraph_node_set_needs_ltrans_p): Remove.
1754 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1756 * sdbout.c: Include vec.h, do not include varray.h.
1757 (deferred_global_decls, sdbout_global_decl,
1758 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1759 * toplev.c: Do not include varray.h.
1760 (dump_memory_report): Do not dump VARRAY statistics.
1761 * gengtype.c (open_base_file): Ignore varray.h.
1762 * Makefile.in: Update for abovementioned changes.
1763 Remove all traces of varray.c and varray.h.
1764 * varray.c: Remove file.
1765 * varray.h: Remove file.
1767 2010-04-30 Jan Hubicka <jh@suse.cz>
1769 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1772 2010-04-30 Jan Hubicka <jh@suse.cz>
1774 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1777 2010-04-30 Richard Guenther <rguenther@suse.de>
1779 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1780 constraints for CONSTRUCTOR.
1782 2010-04-30 Richard Guenther <rguenther@suse.de>
1785 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1786 first after all lowering passes.
1788 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1790 * toplev.c: Include varray.h for statistics dumping.
1791 * tree.h: Do not declare varray_head_tag.
1792 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1793 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1794 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1795 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1796 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1797 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1798 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1799 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1801 * Makefile.in: Update for abovementioned changes.
1803 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1806 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1808 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1810 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1811 Use this function to do machine-specific conversion.
1812 (picochip_legitimize_reload_address): Likewise.
1813 (picochip_legitimate_address_p): Check valid base register only if
1815 (picochip_check_conditional_copy): Check for modw only if opnd is
1817 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1818 to call the function in c.
1819 * config/picochip/picochip-protos.h
1820 (picochip_legitimize_reload_address): Define.
1821 * config/picochip/picochip.md (supported_compare1): Define.
1823 2010-04-30 Jan Hubicka <jh@suse.cz>
1825 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1826 (cgraph_global_info): Remove inlined.
1827 (LTO_cgraph_tag_names): Remove.
1828 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1829 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1830 simplify cgraph tags and document.
1831 (lto_output_node): Use only LTO_cgraph_unavail_node and
1832 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1833 for_functions_valid, global info, process and output flags.
1834 (input_overwrite_node): Initialize estimated stack size and
1835 estimated growth. Do not read flags we no longer store.
1836 (input_node): Likewise do not read info no longer stored.
1837 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1840 2010-04-30 Richard Guenther <rguenther@suse.de>
1842 PR tree-optimization/43879
1843 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1844 handle non-zero initializers.
1846 2010-04-30 Richard Guenther <rguenther@suse.de>
1848 * builtins.c (fold_builtin_1): Delete free (0).
1850 2010-04-29 Jan Hubicka <jh@suse.cz>
1852 * gengtype.c (open_base_files): Add lto-streamer.h
1853 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1854 (pass_ipa_cp): GGC collect.
1855 * toplev. (compile_file): Do not output symbols.
1856 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1857 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1858 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1859 * lto-section-in.c: Include ggc.h
1860 (lto_new_in_decl_state): Alloc in GGC.
1861 (lto_delete_in_decl_state): Likewise.
1862 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1865 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1868 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1869 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1870 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1871 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1872 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1873 account only if HONOR_REG_ALLOC_ORDER is not defined.
1874 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1875 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1877 2010-04-29 Jon Grant <04@jguk.org>
1879 * collect2.c (vflag): Change type from int to bool.
1881 (helpflag): New global bool.
1882 (main): Set vflag and debug with boolean, not integer truth values.
1883 Accept new "--help" option and output usage text if found.
1884 * collect2.h (vflag): Update prototype.
1887 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1890 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1892 2010-04-29 Richard Guenther <rguenther@suse.de>
1895 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1896 with ATTRIBUTE_UNUSED.
1898 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1901 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1902 INSN_P with NONDEBUG_INSN_P.
1903 (distance_non_agu_define): Likewise.
1904 (distance_agu_use): Likewise.
1906 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1908 From Dominique d'Humieres <dominiq@lps.ens.fr>
1910 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1913 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1915 * plugin.h (invoke_plugin_callbacks): New inline function.
1916 * plugin.c (flag_plugin_added): New global flag.
1917 (add_new_plugin): Initialize above flag.
1918 (invoke_plugin_callbacks): Rename to ...
1919 (invoke_plugin_callbacks_full): ... this.
1921 2010-04-28 Jan Hubicka <jh@suse.cz>
1923 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1924 (lto_varpool_replace_node): New.
1925 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1926 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1927 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1928 * cgraph.h (varpool_node_ptr): New type.
1929 (varpool_node_ptr): New vector.
1930 (varpool_node_set_def): New structure.
1931 (varpool_node_set): New type.
1932 (varpool_node_set): New vector.
1933 (varpool_node_set_element_def): New structure.
1934 (varpool_node_set_element, const_varpool_node_set_element): New types.
1935 (varpool_node_set_iterator): New type.
1936 (varpool_node): Add prev pointers, add used_from_other_partition,
1938 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1939 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1940 varpool_get_node, varpool_remove_node): Declare.
1941 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1942 varpool_node_set_size): New inlines.
1943 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1944 * tree-pass.h (varpool_node_set_def): Forward declare.
1945 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1946 (ipa_write_optimization_summaries): Update prototype.
1947 * ipa-cp.c (ipcp_write_summary): Update.
1948 * ipa-reference.c (ipa_reference_write_summary): Update.
1949 * lto-cgraph.c (lto_output_varpool_node): New static function.
1950 (output_varpool): New function.
1951 (input_varpool_node): New static function.
1952 (input_varpool_1): New function.
1953 (input_cgraph): Input varpool.
1954 * ipa-pure-const.c (pure_const_write_summary): Update.
1955 * lto-streamer-out.c (lto_output): Update, output varpool too.
1956 (write_global_stream): Kill WPA hack.
1957 (produce_asm_for_decls): Update.
1958 (output_alias_pair_p): Handle variables.
1959 (output_unreferenced_globals): Output only needed partition of varpool.
1960 * ipa-inline.c (inline_write_summary): Update.
1961 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1963 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1964 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1965 varpool_node_set_new, varpool_node_set_add,
1966 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1967 debug_varpool_node_set): New functions.
1968 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1969 (execute_one_pass): Process new decls too.
1970 (ipa_write_summaries_2): Pass around vsets.
1971 (ipa_write_summaries_1): Likewise.
1972 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1974 (ipa_write_optimization_summaries_1): Pass around vsets.
1975 (ipa_write_optimization_summaries): Likewise.
1976 * varpool.c (varpool_get_node): New.
1977 (varpool_node): Update doubly linked lists.
1978 (varpool_remove_node): New.
1979 (dump_varpool_node): More dumping.
1980 (varpool_enqueue_needed_node): Update doubly linked lists.
1981 (decide_is_variable_needed): Kill ltrans hack.
1982 (varpool_finalize_decl): Kill lto hack.
1983 (varpool_assemble_decl): Skip decls in other partitions.
1984 (varpool_assemble_pending_decls): Update doubly linkes lists.
1985 (varpool_empty_needed_queue): Likewise.
1986 (varpool_extra_name_alias): Likewise.
1987 * lto-streamer.c (lto_get_section_name): Add vars section.
1988 * lto-streamer.h (lto_section_type): Update.
1989 (output_varpool, input_varpool): Declare.
1991 2010-04-28 Mike Stump <mikestump@comcast.net>
1993 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1995 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1997 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1998 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1999 (lto_input_ts_type_tree_pointers): Likewise.
2000 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2001 (lto_output_ts_type_tree_pointers): Likewise.
2003 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2005 Uniquization of constants at the Tree level
2006 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2007 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2009 (tree_output_constant_def): Declare.
2010 * gimplify.c (gimplify_init_constructor): When using block copy, first
2011 uniquize the constant constructor on the RHS.
2012 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2013 DECL_IN_CONSTANT_POOL flag.
2014 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2015 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2017 (assemble_variable): Deal with symbols belonging to the tree constant
2019 (get_constant_section): Add ALIGN parameter and simplify.
2020 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2021 (assemble_constant_contents): Use the expression of the VAR_DECL.
2022 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2023 (tree_output_constant_def): New global function.
2024 (mark_constant): Use the expression of the VAR_DECL.
2025 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2027 (output_object_block): Likewise and assemble the expression.
2029 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2031 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2032 hash_tree, eq_tree): New tree hash table.
2033 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2034 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2035 lto_orig_address_remove): Reimplement.
2037 2010-04-28 Xinliang David Li <davidxl@google.com>
2040 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2041 (compute_uninit_opnds_pos): New function.
2042 (is_non_loop_exit_postdominating): New function.
2043 (compute_control_dep_chain): New function.
2044 (find_pdom): New function.
2045 (convert_control_dep_chain_into_preds): New function.
2046 (find_predicates): New function.
2047 (find_control_equiv_block): New function.
2048 (collect_phi_def_edges): New function.
2049 (find_def_preds): New function.
2050 (find_dom): New function.
2051 (dump_predicates): New function.
2052 (get_cmp_code): New function.
2053 (is_value_included_in): New function.
2054 (find_matching_predicate_in_rest_chains): New function.
2055 (use_pred_not_overlap_with_undef_path_pred): New function.
2056 (is_use_properly_guarded): New function.
2057 (normalize_cond_1): New function.
2058 (is_and_or_or): New function.
2059 (normalize_cond): New function.
2060 (is_gcond_subset_of): New function.
2061 (is_subset_of_any): New function.
2062 (is_or_set_subset_of): New function.
2063 (is_and_set_subset_of): New function.
2064 (is_norm_cond_subset_of): New function.
2065 (is_pred_expr_subset_of): New function.
2066 (is_pred_chain_subset_of): New function.
2067 (is_included_in): New function.
2068 (is_superset_of): New function.
2069 (find_uninit_use): New function.
2070 (warn_uninitialized_phi): New function.
2071 (compute_possibly_undefined_names): New function.
2072 (ssa_undefined_value_p): New function.
2073 (execute_late_warn_uninitialized): New function.
2074 * tree-ssa.c (ssa_undefined_value_p): Removed.
2075 (warn_uninit): Changed to extern.
2076 (warn_uninitialized_phi): Removed.
2077 (warn_uninitialized_vars): Changed to extern.
2078 (execute_late_warn_uninitialized): Removed
2079 * tree-flow.h: Add new prototypes.
2080 * timevar.def: Add new time variable.
2081 * Makefile.in: Add new build file.
2083 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2085 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2088 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2091 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2093 2010-04-28 Martin Jambor <mjambor@suse.cz>
2095 * cgraph.h (struct cgraph_node): New field indirect_calls.
2096 (struct cgraph_indirect_call_info): New type.
2097 (struct cgraph_edge): Removed field indirect_call. New fields
2098 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2099 (cgraph_create_indirect_edge): Declare.
2100 (cgraph_make_edge_direct): Likewise.
2101 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2102 * ipa-prop.h (struct ipa_param_call_note): Removed.
2103 (struct ipa_node_params): Removed field param_calls.
2104 (ipa_create_all_structures_for_iinln): Declare.
2105 * cgraph.c: Described indirect edges and uids in initial comment.
2106 (cgraph_add_edge_to_call_site_hash): New function.
2107 (cgraph_edge): Search also among the indirect edges, use
2108 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2109 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2110 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2112 (initialize_inline_failed): Assign a reason to indirect edges.
2113 (cgraph_create_edge_1): New function.
2114 (cgraph_create_edge): Moved some functionality to
2115 cgraph_create_edge_1.
2116 (cgraph_create_indirect_edge): New function.
2117 (cgraph_edge_remove_callee): Add an assert checking for
2119 (cgraph_edge_remove_caller): Special-case indirect edges.
2120 (cgraph_remove_edge): Likewise.
2121 (cgraph_set_edge_callee): New function.
2122 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2123 (cgraph_make_edge_direct): New function.
2124 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2125 the declaration of the call statement matches.
2126 (cgraph_node_remove_callees): Special-case indirect edges.
2127 (cgraph_clone_edge): Likewise.
2128 (cgraph_clone_node): Clone also the indirect edges.
2129 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2130 indirect_call, dump count of indirect_calls edges.
2131 * ipa-prop.c (iinlining_processed_edges): New variable.
2132 (ipa_note_param_call): Create indirect edges instead of
2133 creating notes. New parameter node.
2134 (ipa_analyze_call_uses): New parameter node, pass it on to
2135 ipa_note_param_call.
2136 (ipa_analyze_stmt_uses): Likewise.
2137 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2138 (print_edge_addition_message): Work on edges rather than on notes.
2139 (update_call_notes_after_inlining): Likewise, renamed to
2140 update_indirect_edges_after_inlining.
2141 (ipa_create_all_structures_for_iinln): New function.
2142 (ipa_free_node_params_substructures): Do not free notes.
2143 (ipa_edge_duplication_hook): Propagate bits within
2144 iinlining_processed_edges bitmap.
2145 (ipa_node_duplication_hook): Do not duplicate notes.
2146 (free_all_ipa_structures_after_ipa_cp): Renamed to
2147 ipa_free_all_structures_after_ipa_cp.
2148 (free_all_ipa_structures_after_iinln): Renamed to
2149 ipa_free_all_structures_after_iinln.
2150 (ipa_write_param_call_note): Removed.
2151 (ipa_read_param_call_note): Removed.
2152 (ipa_write_indirect_edge_info): New function.
2153 (ipa_read_indirect_edge_info): Likewise.
2154 (ipa_write_node_info): Do not stream notes, do stream information
2156 (ipa_read_node_info): Likewise.
2157 (lto_ipa_fixup_call_notes): Removed.
2158 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2159 * ipa-inline.c (pass_ipa_inline): Likewise.
2160 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2161 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2162 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2164 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2166 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2167 (output_cgraph): Stream also indirect edges.
2168 (lto_output_edge): Added capability to stream indirect edges.
2169 (input_edge): Likewise.
2170 (input_cgraph_1): Likewise.
2171 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2174 2010-04-28 Richard Guenther <rguenther@suse.de>
2176 PR tree-optimization/43879
2177 PR tree-optimization/43909
2178 * tree-ssa-structalias.c (struct variable_info): Add
2179 only_restrict_pointers flag.
2180 (new_var_info): Initialize it. Increment stats.total_vars here.
2181 (create_function_info_for): Do not increment stats.total_vars here.
2182 (get_function_part_constraint): Fix build with C++.
2183 (insert_into_field_list): Remove.
2184 (push_fields_onto_fieldstack): Properly merge fields.
2185 (create_variable_info_for): Split and simplify.
2186 (create_variable_info_for_1): New piece.
2187 (intra_create_variable_infos): Properly make restrict constraints
2190 2010-04-28 Richard Guenther <rguenther@suse.de>
2193 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2195 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2196 Jan Hubicka <hubicka@ucw.cz>
2198 * doc/invoke.texi (-Wsuggest-attribute=const,
2199 -Wsuggest-attribute=pure): Document.
2200 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2201 (function_always_visible_to_compiler_p,
2202 suggest_attribute, warn_function_pure, warn_function_const):
2204 (check_call): Improve debug info.
2205 (analyze_function): Do not check availability.
2206 (add_new_function): Check availability.
2207 (propagate): Output warnings.
2208 (skip_function_for_local_pure_const): New function.
2209 (local_pure_const): Use it; output warnings.
2210 * common.opt (Wsuggest-attribute=const,
2211 Wsuggest-attribute=pure): New.
2213 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2215 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2216 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2217 or DW_CFA_def_cfa_offset{,_sf}.
2219 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2221 * tree.h: Fix truncated long macros.
2223 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2225 * collect2.c (TARGET_64BIT): Redefine to target's default.
2226 * tlink.c: Likewise.
2227 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2228 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2229 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2230 for underscoring __USER_LABEL_PREFIX__.
2231 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2232 (SUB_LINK_ENTRY32): New.
2233 (SUB_LINK_ENTRY64): New.
2234 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2235 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2236 (SUB_LINK_ENTRY64): New.
2237 (SUB_LINK_ENTRY): New.
2238 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2239 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2240 x64 target is choosen.
2241 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2242 * configure: Regenerated.
2243 * configure.ac (leading-mingw64-underscores): Option added.
2245 2010-04-27 Jan Hubicka <jh@suse.cz>
2247 * doc/invoke.texi (-fipa-profile): Document.
2248 * opts.c (decode_options): Enable ipa-profile at -O1.
2249 * timevar.def (TV_IPA_PROFILE): Define.
2250 * common.opt (fipa-profile): Add.
2251 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2253 (cgraph_propagate_frequency): Handle only local ones.
2254 * tree-pass.h (pass_ipa_profile): Declare.
2255 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2256 (pass_ipa_profile): Use TV_IPA_PROFILE.
2257 * ipa.c (ipa_profile): New function.
2258 (gate_ipa_profile): Likewise.
2259 (pass_ipa_profile): New global variable.
2260 * passes.c (pass_ipa_profile): New.
2262 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2264 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2266 2010-04-27 Martin Jambor <mjambor@suse.cz>
2269 * ipa.c (dissolve_same_comdat_group_list): New function.
2270 (function_and_variable_visibility): Call
2271 dissolve_same_comdat_group_list when comdat group contains external or
2273 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2274 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2276 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2278 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2279 (const_hash_1) <VECTOR_CST>: New case.
2280 (compare_constant) <VECTOR_CST>: Likewise.
2281 <ADDR_EXPR>: Deal with LABEL_REFs.
2282 (copy_constant) <VECTOR_CST>: New case.
2284 2010-04-27 Jan Hubicka <jh@suse.cz>
2286 * cgraph.c (cgraph_propagate_frequency): New function.
2287 * cgraph.h (cgraph_propagate_frequency): Declare.
2288 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2289 cgraph_propagate_frequency.
2291 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2293 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2295 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2298 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2299 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2300 here to determine which regs to push and how much stack to reserve.
2302 2010-04-27 Jie Zhang <jie@codesourcery.com>
2304 * doc/gimple.texi (gimple_statement_with_ops): Remove
2305 addresses_taken field.
2306 (gimple_statement_with_memory_ops): Likewise.
2308 2010-04-27 Jan Hubicka <jh@suse.cz>
2310 * tree-inline.c (eni_inlining_weights): Remove.
2311 (estimate_num_insns): Special case more builtins.
2313 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2316 * c-typeck.c (build_binary_op): Move forward check for comparison
2317 pointer with null pointer constant and adjust the diagnostic message.
2319 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2322 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2323 binutils supports extended .section directive needed by LTO, or
2324 warn if older binutils found.
2325 (LTO_BINARY_READER): New AC_SUBST'd variable.
2326 (LTO_USE_LIBELF): Likewise.
2327 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2329 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2330 (LTO_USE_LIBELF): Likewise.
2331 * configure: Regenerate.
2333 * collect2.c (is_elf): Rename from this ...
2334 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2335 object files in addition to ELF-formatted ones.
2336 (scan_prog_file): Caller updated. Also allow for LTO info marker
2337 symbol to be prefixed or not by an extra underscore.
2339 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2340 * config/i386/winnt.c: Also #include lto-streamer.h
2341 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2343 (i386_pe_asm_output_aligned_decl_common): Add comment.
2344 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2346 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2349 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2350 Add missing earlyclobber for second alternative.
2352 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2354 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2355 bits for artificial defs at the top of the block.
2356 * fwprop.c (single_def_use_enter_block): Don't call it.
2358 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2361 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2362 instead of "$gcc_cv_objdump -T".
2363 Use "-undefined dynamic_lookup" on darwin.
2364 * gcc/configure: Regenerate.
2366 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2369 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2371 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2373 * c-parser.c (struct c_token): Move location field up.
2374 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2375 (struct c_declspecs): Convert typespec_word, storage_class, and
2376 default_int_p into bitfields.
2377 (struct c_declarator): Move loc field up.
2379 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2381 * cfgloop.h (struct loop): Move can_be_parallel field up.
2382 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2383 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2385 (struct iv_cand): Convert pos field into a bitfield.
2386 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2388 (struct _stmt_vec_info): Shuffle fields for better packing.
2390 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2392 * varasm.c (IN_NAMED_SECTION): Remove guard.
2393 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2394 (IN_NAMED_SECTION_P): ...this.
2395 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2396 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2398 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2400 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2401 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2402 of shadowing it. Fix comments.
2404 2010-04-26 Jan Hubicka <jh@suse.cz>
2406 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2407 (cgraph_clone_node): Copy function frequency.
2408 * cgraph.h (node_frequency): New enum
2409 (struct cgraph_node): Add.
2410 * final.c (rest_of_clean_state): Update.
2411 * lto-cgraph.c (lto_output_node): Output node frequency.
2412 (input_overwrite_node): Input node frequency.
2413 * tre-ssa-loop-ivopts (computation_cost): Update.
2414 * lto-streamer-out.c (output_function): Do not output function
2416 * predict.c (maybe_hot_frequency_p): Update and handle functions
2418 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2420 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2421 (compute_function_frequency): Set noreturn functions to be executed
2423 (choose_function_section): Update.
2424 * lto-streamer-in.c (input_function): Do not input function frequency.
2425 * function.c (allocate_struct_function): Do not initialize function
2427 * function.h (function_frequency): Remove.
2428 (struct function): Remove function frequency.
2429 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2430 (try_update): Update.
2431 * tree-inline.c (initialize_cfun): Do not update function frequency.
2432 * passes.c (pass_init_dump_file): Update.
2433 * i386.c (ix86_compute_frame_layout): Update.
2434 (ix86_pad_returns): Update.
2436 2010-04-26 Jie Zhang <jie@codesourcery.com>
2438 PR tree-optimization/43833
2439 * tree-vrp.c (range_int_cst_p): New.
2440 (range_int_cst_singleton_p): New.
2441 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2442 when both operands are constants. Use range_int_cst_p in
2445 2010-04-26 Jan Hubicka <jh@suse.cz>
2447 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2449 2010-04-26 Richard Guenther <rguenther@suse.de>
2452 * gimple.c (gimple_decl_printable_name): Deal gracefully
2453 with a NULL DECL_NAME.
2455 2010-04-26 Richard Guenther <rguenther@suse.de>
2458 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2459 if emitting debug information and it is either a function
2460 or a namespace decl.
2462 2010-04-26 Ira Rosen <irar@il.ibm.com>
2464 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2465 determine if the statement is vectorizable, and a macro to access it.
2466 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2467 Skip statements that can't be vectorized. If the analysis fails,
2468 mark the statement as unvectorizable if vectorizing basic block.
2469 (vect_compute_data_refs_alignment): Likewise.
2470 (vect_verify_datarefs_alignment): Skip statements marked as
2471 unvectorizable. Add print.
2472 (vect_analyze_group_access): Skip statements that can't be
2473 vectorized. If the analysis fails, mark the statement as
2474 unvectorizable if vectorizing basic block.
2475 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2476 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2477 generated stmts for SLP.
2478 (new_stmt_vec_info): Initialize the new field.
2479 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2480 statements marked as unvectorizable.
2482 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2484 * c-common.c (flag_isoc1x): New.
2485 (flag_isoc99): Update comment.
2486 * c-common.h (flag_isoc1x): New.
2487 (flag_isoc99): Update comment.
2488 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2489 __<type>_DECIMAL_DIG__.
2490 * c-opts.c (set_std_c1x): New.
2491 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2492 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2493 * c.opt (-std=c1x, -std=gnu1x): New options.
2494 * doc/cpp.texi: Mention -std=c1x.
2495 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2496 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2497 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2498 * doc/standards.texi: Mention C1X.
2499 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2500 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2501 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2504 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2507 placeholder from 0x%x to %#x.
2508 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2509 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2510 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2511 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2512 * config/i386/i386.c (ix86_target_string): Ditto.
2513 (output_pic_addr_const): Ditto.
2514 (print_operand): Ditto.
2516 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2518 * combine.c (find_split_point): Add third argument. Use it
2519 to find nested multiply-accumulate instructions. Adjust calls.
2520 (try_combine): Adjust call to find_split_point.
2522 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2524 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2526 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2528 PR tree-optimization/41442
2529 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2530 (fold_binary_loc): Call it.
2532 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2534 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2535 * opts.c (common_handle_option): Allow disabling it.
2536 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2538 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2540 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2541 between modes if both types are integral.
2543 2010-04-23 Richard Guenther <rguenther@suse.de>
2545 PR tree-optimization/43572
2546 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2548 2010-04-23 Richard Guenther <rguenther@suse.de>
2551 * tree-inline.c (tree_can_inline_p): Also check compatibility
2554 2010-04-23 Martin Jambor <mjambor@suse.cz>
2556 PR tree-optimization/43846
2557 * tree-sra.c (struct access): New flag grp_assignment_read.
2558 (build_accesses_from_assign): Set grp_assignment_read.
2559 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2560 (enum mark_read_status): New type.
2561 (analyze_access_subtree): Propagate grp_assignment_read, create
2562 accesses also if both direct_read and root->grp_assignment_read.
2564 2010-04-23 Martin Jambor <mjambor@suse.cz>
2567 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2568 function does not have type attributes.
2570 2010-04-23 Richard Guenther <rguenther@suse.de>
2573 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2576 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2578 * sese.h (create_if_region_on_edge): Remove.
2580 * sese.c (create_if_region_on_edge): Make static.
2582 * tree-inline.c: Do not include ggc.h.
2584 * expr.c: Do not include ggc.h.
2586 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2589 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2592 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2593 in the middle of insns for casesi_worker_2.
2595 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2597 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2599 2010-04-22 Ira Rosen <irar@il.ibm.com>
2601 PR tree-optimization/43842
2602 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2603 loop unrolling in update of exit phis. Fix comment.
2604 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2605 least two reduction statements in the loop before starting SLP
2608 2010-04-22 Nick Clifton <nickc@redhat.com>
2610 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2612 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2614 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2617 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2619 * tree-parloops.c (loop_parallel_p): New argument
2620 parloop_obstack. Pass it down.
2621 (parallelize_loops): New variable parloop_obstack. Initialize it,
2622 pass it down, free it.
2624 * tree-loop-linear.c (linear_transform_loops): Pass down
2627 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2628 of type struct obstack *.
2630 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2631 scratch_obstack. Initialize it, pass down, free it.
2633 * lambda.h (lambda_loop_new): Remove.
2634 (lambda_matrix_new, lambda_matrix_inverse)
2635 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2636 argument of type struct obstack *.
2638 * lambda-trans.c (lambda_trans_matrix_new): New argument
2639 lambda_obstack. Pass it down, use obstack allocation for ret.
2640 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2643 * lambda-mat.c (lambda_matrix_get_column)
2644 (lambda_matrix_project_to_null): Remove.
2645 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2647 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2650 * lambda-code.c (lambda_loop_new): New function.
2651 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2652 (lambda_compute_auxillary_space, lambda_compute_target_space)
2653 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2654 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2655 (build_access_matrix): New argument lambda_obstack. Use obstack
2657 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2658 argument lambda_obstack. Pass it down.
2660 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2662 * optabs.h (expand_widening_mult): Declare.
2664 2010-04-22 Richard Guenther <rguenther@suse.de>
2666 PR tree-optimization/43845
2667 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2668 lookup the CALL_EXPR function and arguments.
2670 2010-04-22 Nick Clifton <nickc@redhat.com>
2672 * config/stormy16/stormy16.c
2673 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2674 * config/stormy16/stormy16.h: Tidy up formatting.
2675 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2676 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2677 (ineqbranchsi): Delete pattern.
2678 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2679 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2680 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2681 stormy16-lib2-ucmpsi2.c.
2683 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2685 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2686 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2687 extra set merge_set_noclobber, and use it to relax the final test
2689 * df.h (df_simulate_find_noclobber_defs): Declare.
2690 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2692 (df_simulate_find_noclobber_defs): New function.
2694 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2696 * config/i386/i386.md: Use {} around multi-line preparation statements.
2698 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2700 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2701 (process_init_element): New argument of type struct obstack *.
2703 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2704 (set_init_index, set_init_label, set_nonincremental_init)
2705 (set_nonincremental_init_from_string, find_init_member)
2706 (output_init_element, output_pending_init_elements)
2707 (process_init_element): New argument braced_init_obstack. Pass it
2709 (push_range_stack, add_pending_init): New argument
2710 braced_init_obstack. Use obstack allocation.
2712 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2713 braced_init_obstack. Pass it down.
2714 (c_parser_braced_init): New variables ret, braced_init_obstack.
2715 Initialize obstack, pass it down and finally free it.
2717 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2720 * tree-pass.h (pass_optimize_widening_mul): Declare.
2721 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2722 gate_optimize_widening_mul): New static functions.
2723 (pass_optimize_widening_mul): New.
2724 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2725 <case MULT_EXPR>: Remove support for widening multiplies.
2726 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2727 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2728 simplify_gen_unary rather than directly building extensions.
2729 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2731 * expmed.c (expand_widening_mult): New function.
2732 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2734 2010-04-21 Jan Hubicka <jh@suse.cz>
2736 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2737 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2738 * lto-wpa-fixup.c: Remove.
2739 * Makefile.in (lto-wpa-fixup.o): Remove.
2740 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2741 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2742 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2744 2010-04-21 Jan Hubicka <jh@suse.cz>
2746 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2747 add write_optimization_summary, read_optimization_summary.
2748 (ipa_write_summaries_of_cgraph_node_set): Remove.
2749 (ipa_write_optimization_summaries): Declare.
2750 (ipa_read_optimization_summaries): Declare.
2751 * ipa-cp.c (pass_ipa_cp): Update.
2752 * ipa-reference.c (pass_ipa_reference): Update.
2753 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2754 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2756 * ipa-inline.c (pass_ipa_inline): Update.
2757 * ipa.c (pass_ipa_whole_program): Update.
2758 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2759 * passes.c (ipa_write_summaries_1): Do not test wpa.
2760 (ipa_write_optimization_summaries_1): New.
2761 (ipa_write_optimization_summaries): New.
2762 (ipa_read_summaries): Do not test ltrans.
2763 (ipa_read_optimization_summaries_1): New.
2764 (ipa_read_optimization_summaries): New.
2766 2010-04-21 Jan Hubicka <jh@suse.cz>
2768 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2770 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2772 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2775 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2776 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2778 2010-04-21 Jan Hubicka <jh@suse.cz>
2780 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2782 2010-04-21 Jan Hubicka <jh@suse.cz>
2784 * varpool.c (decide_is_variable_needed): Variable is always needed
2787 2010-04-21 Jan Hubicka <jh@suse.cz>
2789 * opts.c (decode_options): Enable pure-const pass for whopr.
2791 2010-04-21 Jan Hubicka <jh@suse.cz>
2793 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2794 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2796 (cgraph_decide_inlining): Do not expect callee to be removed in all
2799 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2801 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2803 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2805 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2806 amdfam10_decode attributes.
2808 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2811 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2812 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2813 (lower_copyprivate_clauses): Use private var in outer
2814 context instead of original var. Make sure the types
2815 are correct for VLAs.
2817 2010-04-21 Richard Guenther <rguenther@suse.de>
2819 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2820 to non-pointer objects.
2822 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2824 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2825 last chain entry if it starts with the still current label.
2826 (add_location_or_const_value_attribute): Check that
2827 loc_list->first->next is NULL instead of comparing ->first with ->last.
2828 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2829 to add_var_loc_to_decl.
2831 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2832 >= 4 add also address size and segment size fields into CIE header.
2834 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2835 long as address size is the same as sizeof (void *) and
2837 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2838 address size or segment size is unexpected, return DW_EH_PE_omit.
2839 (classify_object_over_fdes): If get_cie_encoding returned
2840 DW_EH_PE_omit, return -1.
2841 (init_object): If classify_object_over_fdes returned -1,
2842 pretend there were no FDEs at all.
2844 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2846 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2847 bswap{si,di}2 using SWI48 mode iterator.
2848 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2849 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2850 set modrm attribute of bswap insn to 0 and remove length attribute.
2851 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2852 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2853 set mode attribute to <MODE> and remove length attribute.
2855 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2857 PR rtl-optimization/43520
2858 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2859 zero available registers.
2861 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2863 * builtins.c (fold_builtin_cproj): Fold more cases.
2865 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2867 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2868 (fold_builtin_1): Fold builtin cproj.
2869 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2870 Use ATTR_CONST_NOTHROW_LIST.
2872 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2874 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2875 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2876 ffsi2_no_cmove for !TARGET_CMOVE.
2877 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2878 (ffssi2): Remove expander.
2879 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2881 (ctz<mode>2): Ditto from ctz{si,di}2.
2882 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2884 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2887 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2889 * dwarf2out.c (AT_linkage_name): Define.
2890 (clone_as_declaration): Handle DW_AT_linkage_name.
2891 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2892 of DW_AT_MIPS_linkage_name.
2893 (move_linkage_attr): Likewise.
2894 (dwarf2out_finish): Likewise.
2896 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2899 * fold-const.c (fold_comparison): New folding rule.
2901 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2903 * double-int.h (double_int_setbit): Declare.
2904 * double-int.c (double_int_setbit): New function.
2905 * rtl.h (immed_double_int_const): Declare.
2906 * emit-rtl.c (immed_double_int_const): New function.
2907 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2908 and immed_double_int_const functions.
2909 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2910 expand_copysign_bit): (Ditto.).
2911 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2912 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2913 * dojump.c (prefer_and_bit_test): (Ditto.).
2914 * expr.c (convert_modes, reduce_to_bit_field_precision,
2915 const_vector_from_tree): (Ditto.).
2916 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2918 2010-04-20 Jan Hubicka <jh@suse.cz>
2920 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2921 (dump_cgraph_node): Dump new flags.
2922 * cgraph.h (struct cgraph_node): Add flags
2923 reachable_from_other_partition and in_other_partition.
2924 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2925 other partition can not be removed.
2926 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2927 the other partition must be output; silence sanity checking on
2928 leaking functions bodies from other paritition.
2929 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2930 (lto_output_node): Output new flags; do not sanity check that inline
2931 clones are output; drop lto_forced_extern_inline_p code; do not mock
2932 visibility flags at partition boundaries.
2933 (add_node_to): New function.
2934 (output_cgraph): Use it to sort functions so masters appear before
2936 (input_overwrite_node): Input new flags.
2937 * passes.c (ipa_write_summaries): Do not call
2938 lto_new_extern_inline_states.
2939 * lto-section-out.c (forced_extern_inline,
2940 lto_new_extern_inline_states lto_delete_extern_inline_states,
2941 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2942 * lto-streamer.h (lto_new_extern_inline_states,
2943 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2944 lto_forced_extern_inline_p): Kill.
2946 2010-04-20 Richard Guenther <rguenther@suse.de>
2948 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2949 from vars that can have pointers.
2950 (process_constraint): Dump useless constraints.
2952 2010-04-20 Richard Guenther <rguenther@suse.de>
2954 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2955 (dump_sa_points_to_info): Remove asserts.
2956 (init_base_vars): nothing_id isn't an escape point nor does it
2959 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2961 * tree.h (TYPE_REF_IS_RVALUE): Define.
2962 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2963 should_move_die_to_comdat, prune_unused_types_walk): Handle
2964 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2965 (modified_type_die, gen_reference_type_die): Emit
2966 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2967 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2969 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2972 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2973 calls for -fpic -m31 if they have been sibcall optimized.
2975 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2977 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2978 ar.lc fixed and call-used.
2980 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2982 2010-04-19 Jan Hubicka <jh@suse.cz>
2984 * opts.c (decode_options): Disable whpr incompatible passes.
2985 * lto/lto.c (lto_1_to_1_map): Skip clones.
2986 (read_cgraph_and_symbols): Do not mark everything as needed.
2987 (do_whole_program_analysis): Do map only after optimizing;
2988 set proper cgraph_state; use passmanager.
2990 2010-04-19 DJ Delorie <dj@redhat.com>
2992 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2993 POINTER_PLUS_EXPR and fix them.
2995 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2997 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2998 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2999 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3000 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3001 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3002 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3003 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3004 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3005 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3006 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3007 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3009 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3011 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3012 (check_cond_move_block): Likewise.
3013 (cond_move_process_if_block): Likewise.
3014 (noce_find_if_block): Improve formatting.
3015 (find_if_header): Pass 0 to memset and tweak conditions.
3016 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3018 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3020 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3024 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3025 with non-local decl doesn't need chain.
3027 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3029 * ira-color.c (allocno_reload_assign): Avoid accumulating
3030 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3032 2010-04-19 Martin Jambor <mjambor@suse.cz>
3034 * gimple.h (create_tmp_reg): Declare.
3035 * gimplify.c (create_tmp_reg): New function.
3036 (gimplify_return_expr): Use create_tmp_reg.
3037 (gimplify_omp_atomic): Likewise.
3038 (gimple_regimplify_operands): Likewise.
3039 * tree-dfa.c (make_rename_temp): Likewise.
3040 * tree-predcom.c (predcom_tmp_var): Likewise.
3041 (reassociate_to_the_same_stmt): Likewise.
3042 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3043 (get_replaced_param_substitute): Likewise.
3044 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3045 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3046 * tree-ssa-pre.c (get_representative_for): Likewise.
3047 (create_expression_by_pieces): Likewise.
3048 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3049 (create_tailcall_accumulator): Likewise.
3051 2010-04-19 Martin Jambor <mjambor@suse.cz>
3053 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3055 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3057 2010-04-19 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/43796
3060 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3061 from SCEV in the lattice.
3062 (vrp_visit_phi_node): Dump change.
3064 2010-04-19 Richard Guenther <rguenther@suse.de>
3066 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3067 * configure: Re-generated.
3069 2010-04-19 Richard Guenther <rguenther@suse.de>
3071 PR tree-optimization/43783
3072 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3073 constant ARRAY_REF operands two and three if possible.
3075 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3078 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3080 2010-04-19 Jie Zhang <jie@codesourcery.com>
3083 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3085 2010-04-19 Ira Rosen <irar@il.ibm.com>
3087 PR tree-optimization/37027
3088 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3089 and macro to access it.
3090 (vectorizable_reduction): Add argument.
3091 (vect_get_slp_defs): Likewise.
3092 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3093 statements for possible use in SLP.
3094 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3095 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3096 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3098 (vectorizable_reduction): Likewise.
3099 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3101 (vectorizable_type_demotion, vectorizable_type_promotion,
3102 vectorizable_store): Likewise.
3103 (vect_analyze_stmt): Update call to vectorizable_reduction.
3104 (vect_transform_stmt): Likewise.
3105 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3106 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3107 from different interleaving chains in same node.
3108 (vect_slp_rearrange_stmts): New function.
3109 (vect_supported_load_permutation_p): Allow load permutations for
3110 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3111 inside SLP nodes if necessary.
3112 (vect_analyze_slp_instance): Handle reductions.
3113 (vect_analyze_slp): Try to build SLP instances originating from groups
3115 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3116 (vect_get_constant_vectors): Create initial vectors for reductions
3117 according to reduction code. Add new argument.
3118 (vect_get_slp_defs): Add new argument, pass it to
3119 vect_get_constant_vectors.
3120 (vect_schedule_slp_instance): Remove SLP tree root statements.
3122 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3124 * tree.h (ENUM_IS_SCOPED): Define.
3125 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3126 for ENUM_IS_SCOPED enums.
3128 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3130 * fold-const.c (fold_comparison): Use ssizetype.
3131 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3132 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3133 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3134 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3136 * tree.h (initialize_sizetypes): Remove parameter.
3137 (build_common_tree_nodes): Remove second parameter.
3138 * stor-layout.c (initialize_sizetypes): Remove parameter.
3139 Always create an unsigned type.
3140 (set_sizetype): Assert that the passed type is unsigned and simplify.
3141 * tree.c (build_common_tree_nodes): Remove second parameter.
3142 Adjust call to initialize_sizetypes.
3143 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3144 build_common_tree_nodes.
3146 2010-04-18 Matthias Klose <doko@ubuntu.com>
3148 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3150 2010-04-18 Ira Rosen <irar@il.ibm.com>
3152 PR tree-optimization/43771
3153 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3154 load permutation doesn't have gaps.
3156 2010-04-18 Jan Hubicka <jh@suse.cz>
3158 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3159 (sse_prologue_save_insn expander): Use new pattern.
3160 (sse_prologue_save_insn1): New pattern and splitter.
3161 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3163 * i386.c (setup_incoming_varargs_64): Do not compute jump
3165 (ix86_gimplify_va_arg): Update alignment needed.
3166 (ix86_local_alignment): Do not align all local arrays to 128bit.
3168 2010-04-17 Jan Hubicka <jh@suse.cz>
3170 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3172 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3174 * arm.md (negdi2): Remove redundant code to force values into a
3177 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3179 * arm/bpabi.S: Add EABI alignment attributes to objects.
3180 * arm/bpabi-v6m.S: Likewise.
3181 * arm/crti.asm: Likewise.
3182 * arm/crtn.asm: Likewise.
3183 * arm/lib1funcs.asm: Likewise.
3184 * arm/libunwind.S: Likewise.
3186 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3188 * arm-protos.h (tune_params): New structure.
3189 * arm.c (current_tune): New variable.
3190 (arm_constant_limit): Delete.
3191 (struct processors): Add pointer to the tune parameters.
3192 (arm_slowmul_tune): New tuning option.
3193 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3194 (all_cores): Adjust to pick up the tuning model.
3195 (arm_constant_limit): New function.
3196 (arm_override_options): Select the appropriate tuning model. Delete
3197 initialization of arm_const_limit.
3198 (arm_split_constant): Use the new constant-limit model.
3199 (arm_rtx_costs): Pick up the current tuning model.
3200 * arm.md (is_strongarm, is_xscale): Delete.
3201 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3202 for Xscale variant architectures.
3203 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3205 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3207 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3209 (arm_rtx_costs_1): Remove unused variable extra_cost.
3210 (arm_unwind_emit_set): Use variable offset.
3211 (thumb1_output_casesi): Remove unused variable flags.
3213 2010-04-16 Jeff Law <law@redhat.com>
3215 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3216 needing assignment rather than doing a two-phase assignment. Remove
3217 unused variable 'm'.
3219 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3222 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3224 2010-04-16 Doug Kwan <dougkwan@google.com>
3226 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3227 (next_operand_entry_id): New static variable.
3228 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3229 (add_to_ops_vec): Assigned unique ID to operand entry.
3230 (struct oecount_s): New field ID.
3231 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3232 (undistribute_ops_list): Assign unique IDs to oecounts.
3233 (init_reassoc): reset next_operand_entry_id.
3235 2010-04-16 Doug Kwan <dougkwan@google.com>
3237 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3238 missing left parenthesis.
3240 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3242 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3243 *btdi_rex64 using SWI48 mode iterator.
3244 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3245 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3246 *jcc_btdi_mask_rex64.
3248 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3250 * double-int.h (tree_to_double_int): Convert to macro.
3251 * double-int.c (tree_to_double_int): Remove.
3253 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3256 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3257 with want_address 2 and in case a single element list might be
3258 possible, call it again with want_address 0.
3260 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3262 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3263 case 'W' print operands for HI mode.
3264 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3265 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3266 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3267 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3269 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3271 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3272 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3273 #xx:3 and #xx:4 mode.
3275 * config/h8300/h8300.md (inverted load with HImode dest): Add
3276 support for H8300SX.
3278 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3279 satisfy 'U' constraint.
3281 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3283 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3284 * configure: Regenerate.
3285 * config.in: Regenerate.
3286 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3289 2010-04-16 Richard Guenther <rguenther@suse.de>
3291 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3292 (struct tree_decl_common): ... here.
3293 (DECL_PT_UID): Adjust.
3294 (SET_DECL_PT_UID): Likewise.
3295 (DECL_PT_UID_SET_P): Likewise.
3297 2010-04-16 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/43572
3300 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3301 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3302 * tree-flow.h (is_call_clobbered): Remove.
3303 * tree-flow-inline.h (is_call_clobbered): Likewise.
3304 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3305 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3306 (execute_return_slot_opt): Adjust.
3307 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3308 check for call clobbered vars here.
3309 (find_tail_calls): Move tailcall verification to the
3312 2010-04-16 Diego Novillo <dnovillo@google.com>
3314 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3316 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3319 * config/arm/arm.md (cbranchqi4): New pattern.
3320 * config/arm/predicates.md (const0_operand,
3321 cbranchqi4_comparison_operator): New predicates.
3323 2010-04-16 Richard Guenther <rguenther@suse.de>
3325 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3326 (dump_gimple_stmt): Likewise.
3328 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3330 * recog.h (struct recog_data): New field is_operator.
3331 (struct insn_operand_data): New field is_operator.
3332 * recog.c (extract_insn): Set recog_data.is_operator.
3333 * genoutput.c (output_operand_data): Emit code to set the
3335 * reload.c (find_reloads): Use it rather than testing for an
3336 empty constraint string.
3339 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3340 If the previous insn is a cbranchsi4_insn with the same arguments,
3341 omit the compare instruction.
3343 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3344 register, inputs must be low registers and we need a low register
3345 scratch. Handle alternative 2 like alternative 3.
3347 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3349 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3350 don't call get_addr on both. If one expression is a VALUE and
3351 the other a REG, check VALUE's locs if the REG isn't among them.
3353 2010-04-16 Christian Bruel <christian.bruel@st.com>
3355 * config/sh/sh.h (sh_frame_pointer_required): New function.
3356 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3357 (flag_omit_frame_pointer) Set.
3358 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3359 (rounded_frame_size): Adjust size with outgoing_args_size.
3360 (sh_set_return_address): Must return from stack pointer.
3361 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3362 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3363 (ACCUMULATE_OUTGOING_ARGS): Define.
3364 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3365 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3367 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3370 * config/sh/sh.c (sh_legitimize_reload_address): Use
3371 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3372 Remove a unneeded check for offset_base.
3374 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3376 * configure: Regenerated.
3378 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3380 * config/s390/s390.c (s390_call_save_register_used): Switch back
3381 to HARD_REGNO_NREGS.
3383 2010-04-15 Richard Guenther <rguenther@suse.de>
3385 * alias.c (alias_set_subset_of): Handle alias-set zero
3388 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3389 Julian Brown <julian@codesourcery.com>
3391 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3392 alternatives according to use of high and low regs.
3393 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3394 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3395 optimizing for size on Thumb-2.
3397 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3399 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3401 2010-04-15 Richard Guenther <rguenther@suse.de>
3403 * tree-ssa-structalias.c (struct variable_info): Add
3405 (new_var_info): Initialize it.
3406 (dump_constraints): Support printing last added constraints.
3407 (debug_constraints): Adjust.
3408 (dump_constraint_graph): Likewise.
3409 (make_heapvar_for): Check for NULL cfun.
3410 (get_function_part_constraint): New function.
3411 (get_fi_for_callee): Likewise.
3412 (find_func_aliases): Properly implement IPA PTA constraints.
3413 (process_ipa_clobber): New function.
3414 (find_func_clobbers): Likewise.
3415 (insert_into_field_list_sorted): Remove.
3416 (create_function_info_for): Properly allocate vars for IPA mode.
3417 Do not use insert_into_field_list_sorted.
3418 (create_variable_info_for): Properly generate constraints for
3419 global vars in IPA mode.
3420 (dump_solution_for_var): Always dump the solution.
3421 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3422 (find_what_var_points_to): Adjust.
3423 (pt_solution_set): Change.
3424 (pt_solution_ior_into): New function.
3425 (pt_solution_empty_p): Export.
3426 (pt_solution_includes_global): Adjust.
3427 (pt_solution_includes_1): Likewise.
3428 (pt_solutions_intersect_1): Likewise.
3429 (dump_sa_points_to_info): Check some invariants.
3430 (solve_constraints): Move constraint dumping ...
3431 (compute_points_to_sets): ... here.
3432 (ipa_pta_execute): ... and here.
3433 (compute_may_aliases): Do not re-compute points-to info
3434 locally if IPA info is available.
3435 (ipa_escaped_pt): New global var.
3436 (ipa_pta_execute): Properly implement IPA PTA.
3437 * tree-into-ssa.c (dump_decl_set): Support dumping
3438 decls not in referenced-vars.
3439 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3440 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3441 (dump_points_to_solution): Likewise.
3442 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3443 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3444 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3445 (copy_decl_to_var): Copy DECL_PT_UID.
3446 (copy_result_decl_to_var): Likewise.
3447 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3448 (copy_node_stat): Copy it.
3449 * tree.h (DECL_PT_UID): New macro.
3450 (SET_DECL_PT_UID): Likewise.
3451 (DECL_PT_UID_SET_P): Likewise.
3452 (struct tree_decl_minimal): Add pt_uid member.
3453 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3454 (pt_solution_empty_p): Declare.
3455 (pt_solution_set): Adjust.
3456 (ipa_escaped_pt): Declare.
3457 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3458 * gimple-pretty-print.c (pp_points_to_solution): New function.
3459 (dump_gimple_call): Dump call clobber/use information.
3460 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3461 * tree-pass.h (TDF_ALIAS): New dump option.
3462 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3463 * doc/invoke.texi (-fipa-pta): Update documentation.
3465 2010-04-15 Richard Guenther <rguenther@suse.de>
3467 * Makefile.in (OBJS-common): Add gimple-fold.o.
3468 (gimple-fold.o): New rule.
3469 * tree.h (maybe_fold_offset_to_reference,
3470 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3472 * gimple.h: ... here.
3473 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3474 may_propagate_address_into_dereference): Move prototypes ...
3475 * gimple.h: ... here.
3476 * tree-ssa-ccp.c (get_symbol_constant_value,
3477 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3478 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3479 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3480 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3481 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3482 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3483 gimplify_and_update_call_from_tree): Move ...
3484 * gimple-fold.c: ... here. New file.
3485 (ccp_fold_builtin): Rename to ...
3486 (gimple_fold_builtin): ... this.
3487 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3489 2010-04-15 Richard Guenther <rguenther@suse.de>
3491 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3492 fit_double_type, force_fit_type_double, add_double_with_sign,
3493 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3494 lrotate_double, rrotate_double, div_and_round_double): Move ...
3495 * double-int.c: ... here.
3496 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3497 add_double, neg_double, mul_double_with_sign, mul_double,
3498 lshift_double, rshift_double, lrotate_double, rrotate_double,
3499 div_and_round_double): Move prototypes ...
3500 * double-int.h: ... here.
3502 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3505 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3506 matching constraints to ensure inputs match the output.
3508 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3511 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3512 in an input-only operand.
3514 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3516 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3517 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3518 (double_int_negative_p): Convert to static inline function.
3519 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3520 (double_int_negative_p): Remove.
3521 * tree.h (lshift_double, rshift_double):
3522 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3523 * fold-const.c (fold_convert_const_int_from_real,
3524 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3525 (lshift_double): Change type of arith argument to bool.
3526 (rshift_double): Change type of arith argument to bool. Correct
3528 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3530 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3533 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3534 at the start and end of the then/else blocks, and omit them from the
3536 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3537 argument; all callers changed. Pass zero to old_insns_match_p instead.
3538 (flow_find_head_matching_sequence): New function.
3539 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3540 * basic-block.h (flow_find_cross_jump,
3541 flow_find_head_matching_sequence): Declare functions.
3543 2010-04-14 Jason Merrill <jason@redhat.com>
3546 * c-common.c (attribute_takes_identifier_p): New fn.
3547 * c-common.h: Declare it.
3549 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3551 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3553 (*udivmod<mode>4): Ditto.
3555 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3557 * config/i386/i386.md (maxmin_int): Rename code attribute from
3558 maxminiprefix and update all users.
3559 (maxmin_float): Ditto from maxminfprefix.
3560 (logic): Ditto from logicprefix.
3561 (absneg_mnemonic): Ditto from absnegprefix.
3562 * config/i386/mmx.md: Update all users of maxminiprefix,
3563 maxminfprefix and logicprefix for rename.
3564 * config/i386/sse.md: Ditto.
3565 * config/i386/sync.md (sync_<code><mode>): Update for
3568 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3571 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3572 warnings converted to errors.
3574 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3576 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3577 used insn_type variable.
3578 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3579 to avoid set-but-not-used warning.
3581 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3583 * df-core.c (df_ref_debug): Change format string placeholder
3585 * dwarf2asm.c (dw2_asm_output_data_raw,
3586 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3587 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3588 * dwarf2out.c (output_cfi, output_cfi_directive,
3589 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3590 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3592 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3593 * print-rtl.c (print_rtx): Ditto.
3595 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3598 * builtins.c (expand_builtin_pow_root): New function to expand pow
3599 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3600 series of sqrt and cbrt calls under -ffast-math.
3601 (expand_builtin_pow): Call it.
3603 2010-04-14 Michael Matz <matz@suse.de>
3605 PR tree-optimization/42963
3606 * tree-cfg.c (touched_switch_bbs): New static variable.
3607 (group_case_labels_stmt): New function broken out from ...
3608 (group_case_labels): ... here, use the above.
3609 (start_recording_case_labels): Allocate touched_switch_bbs.
3610 (end_recording_case_labels): Deallocate it, call
3611 group_case_labels_stmt.
3612 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3614 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3616 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3619 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3621 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3623 2010-04-13 Jan Hubicka <jh@suse.cz>
3625 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3626 of optimized out static functions.
3627 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3628 cost computation. Also sanity check for overflows.
3629 (update_caller_keys): Update cgraph_edge_badness call; properly
3630 update fibheap and sanity check that it is up to date.
3631 (add_new_edges_to_heap): Update cgraph_edge_badness.
3632 (cgraph_decide_inlining_of_small_function): Likewise;
3633 add sanity checking that badness in heap is up to date;
3634 improve dumping of reason; Update badness of calls to the
3635 offline copy of function currently inlined; dump badness
3636 of functions not inlined because of unit growth limits.
3638 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3641 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3642 because of sign-extension change when converting to sizetype here...
3643 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3645 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3646 the folding to constants. Remove redundant final conversion.
3647 (fold_binary) <associate>: Do not associate if the re-association of
3648 constants alone overflows.
3649 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3650 to the end of the list.
3651 (multiple_of_p) <COND_EXPR>: New case.
3653 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3655 * opt-functions.awk (opt_sanitized_name): New.
3657 * optc-gen.awk: Use it
3658 * opth-gen.awk: Use it.
3660 2010-04-13 Martin Jambor <mjambor@suse.cz>
3662 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3663 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3664 children. Call replace_uses_with_default_def_ssa_name to handle
3667 2010-04-13 Michael Matz <matz@suse.de>
3670 * builtins.c (expand_builtin_interclass_mathfn): Also create
3671 a register if the predicate doesn't match.
3673 2010-04-13 Diego Novillo <dnovillo@google.com>
3675 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3676 * c-pch.c: Include timevar.h.
3677 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3678 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3679 * ggc-common.c: Include timevar.h.
3680 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3681 * timevar.def (TV_PCH_SAVE): Define.
3682 (TV_PCH_CPP_SAVE): Define.
3683 (TV_PCH_PTR_REALLOC): Define.
3684 (TV_PCH_PTR_SORT): Define.
3685 (TV_PCH_RESTORE): Define.
3686 (TV_PCH_CPP_RESTORE): Define.
3688 2010-04-13 Michael Matz <matz@suse.de>
3690 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3692 (can_reassociate_p): New function.
3693 (break_up_subtract_bb, reassociate_bb): Use it.
3695 2010-04-13 Richard Guenther <rguenther@suse.de>
3698 * builtins.c (c_readstr): Fix assert.
3700 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3702 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3703 when generating cltd insn.
3705 (*ashl<mode>3_1): Remove special handling for register operand 2.
3706 (*ashlsi3_1_zext): Ditto.
3707 (*ashlhi3_1): Ditto.
3708 (*ashlhi3_1_lea): Ditto.
3709 (*ashlqi3_1): Ditto.
3710 (*ashlqi3_1_lea): Ditto.
3711 (*<shiftrt_insn><mode>3_1): Ditto.
3712 (*<shiftrt_insn>si3_1_zext): Ditto.
3713 (*<shiftrt_insn>qi3_1_slp): Ditto.
3714 (*<rotate_insn><mode>3_1): Ditto.
3715 (*<rotate_insn>si3_1_zext): Ditto.
3716 (*<rotate_insn>qi3_1_slp): Ditto.
3718 2010-04-13 Richard Guenther <rguenther@suse.de>
3720 * tree-ssa-structalias.c (callused_id): Remove.
3721 (call_stmt_vars): New.
3722 (get_call_vi): Likewise.
3723 (lookup_call_use_vi): Likewise.
3724 (lookup_call_clobber_vi): Likewise.
3725 (get_call_use_vi): Likewise.
3726 (get_call_clobber_vi): Likewise.
3727 (make_transitive_closure_constraints): Likewise.
3728 (handle_const_call): Adjust to do per-call call-used handling.
3729 (handle_pure_call): Likewise.
3730 (find_what_var_points_to): Remove general callused handling.
3731 (init_base_vars): Likewise.
3732 (init_alias_vars): Initialize call_stmt_vars.
3733 (compute_points_to_sets): Process call-used and call-clobbered
3734 vars for call statements.
3735 (delete_points_to_sets): Free call_stmt_vars.
3737 2010-04-13 Richard Guenther <rguenther@suse.de>
3739 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3740 Only add RW dependence for dependence distance zero.
3741 Adjust maximal vectorization factor according to dependences.
3742 Move alignment handling ...
3743 (vect_find_same_alignment_drs): ... here. New function.
3744 (vect_analyze_data_ref_dependences): Adjust.
3745 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3746 (vect_analyze_data_refs): Adjust minimal vectorization factor
3747 according to data references.
3748 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3749 dependences before determining the vectorization factor.
3750 Analyze alignment after determining the vectorization factor.
3751 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3752 dependences before alignment.
3753 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3755 (vect_analyze_data_refs): Likewise.
3756 (MAX_VECTORIZATION_FACTOR): New define.
3758 2010-04-13 Duncan Sands <baldrick@free.fr>
3760 * except.h (lang_eh_type_covers): Remove.
3761 * except.c (lang_eh_type_covers): Likewise.
3763 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3764 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3766 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3767 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3768 UNITS_PER_LONG where it is ABI relevant.
3769 (s390_return_addr_rtx): Likewise.
3770 (s390_back_chain_rtx): Likewise.
3771 (s390_frame_area): Likewise.
3772 (s390_frame_info): Likewise.
3773 (s390_initial_elimination_offset): Likewise.
3774 (save_gprs): Likewise.
3775 (s390_emit_prologue): Likewise.
3776 (s390_emit_epilogue): Likewise.
3777 (s390_function_arg_advance): Likewise.
3778 (s390_function_arg): Likewise.
3779 (s390_va_start): Likewise.
3780 (s390_gimplify_va_arg): Likewise.
3781 (s390_function_profiler): Likewise.
3782 (s390_optimize_prologue): Likewise.
3783 (s390_rtx_costs): Likewise.
3784 (s390_secondary_reload): Likewise.
3785 (s390_promote_function_mode): Likewise.
3786 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3787 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3788 registers available.
3789 (s390_unwind_word_mode): New function.
3790 (s390_function_value): Split 64 bit values into register pair if
3791 used as return value.
3792 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3793 function call parameters. Handle parallels.
3794 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3795 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3796 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3797 (s390_expand_setmem): Remove unused variable src_addr.
3798 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3799 deal with 64 bit registers.
3800 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3801 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3802 (UNITS_PER_LONG): New macro.
3803 * libjava/include/s390-signal.h: Define extended ucontext
3804 structure containing the upper halfs of the 64 bit registers.
3806 2010-04-13 Simon Baldwin <simonb@google.com>
3808 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3810 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3812 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3813 rvalue on the RHS if the LHS is of a non-renamable type.
3814 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3816 2010-04-13 Matthias Klose <doko@ubuntu.com>
3818 * gcc.c (cc1_options): Handle -iplugindir before processing
3819 the cc1 spec. Only add -iplugindir once.
3820 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3822 * common.opt (iplugindir): Remove `Separate' property, initialize.
3823 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3825 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3826 (distclean): Remove plugin dir.
3827 * doc/invoke.texi: Document -iplugindir.
3829 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3831 * doc/plugins.texi (Loading Plugins): Document short
3832 -fplugin=foo option.
3833 (Plugin API): Mention default_plugin_dir_name function.
3835 * gcc.c (find_file_spec_function): Add new declaration.
3836 (static_spec_func): Use it for "find-file".
3837 (find_file_spec_function): Add new function.
3838 (cc1_options): Add -iplugindir option if -fplugin* options found.
3840 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3842 * plugin.c (add_new_plugin): Updated comment, and handle short
3844 (default_plugin_dir_name): Added new function.
3846 * common.opt (iplugindir): New option to set the plugin directory.
3848 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3850 * config/i386/i386.md (any_rotate): New code iterator.
3851 (rotate_insn): New code attribute.
3853 (SWIM124): New mode iterator.
3854 (<rotate_insn>ti3): New expander.
3855 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3856 any_rotate code iterator.
3857 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3858 using any_rotate code iterator and SWIM124 mode iterator.
3859 (ix86_rotlti3): New insn_and_split pattern.
3860 (ix86_rotrti3): Ditto.
3861 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3862 ix86_rotl{di,ti}3 patterns.
3863 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3864 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3865 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3866 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3867 code iterator and SWI mode iterator.
3868 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3869 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3871 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3872 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3873 (bswap rotatert splitter): Add splitter.
3874 (bswap splitter): Macroize splitter using any_rotate code iterator.
3875 Add insn predicate to split only for TARGET_USE_XCHGB or when
3876 optimizing function for size.
3878 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3880 * config/pa/pa.c (emit_move_sequence): Remove use of
3881 deleted variable flag_argument_noalias.
3883 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3885 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3887 Add to unsupported targets list.
3888 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3889 sparc*-sun-solaris2.[567]* from target lists.
3890 * configure: Regenerate.
3891 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3893 Remove Solaris 7 patch references.
3894 (Specific, sparc-sun-solaris2.7): Removed.
3895 (sparc-sun-solaris2*): Update Solaris 7 example.
3896 (sparc64-*-solaris2*): Likewise.
3898 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3900 * config.build (alpha*-dec-osf4*): Remove.
3901 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3902 of obsolete configurations.
3903 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3905 * config/alpha/t-osf4: Renamed to ...
3906 * config/alpha/t-osf5: ... this.
3907 * config/alpha/osf.h: Renamed to ...
3908 * config/alpha/osf5.h: ... this.
3909 Merged old osf5.h contents.
3911 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3912 (EXTRA_SPECS): Removed.
3913 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3914 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3917 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3919 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3921 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3924 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3925 __thiscall convention.
3927 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3929 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3931 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3933 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3935 * function.c (assign_parms_initialize_all): Add unused attribute
3938 2010-04-12 Richard Guenther <rguenther@suse.de>
3940 * gsstruct.def (GSS_CALL): New.
3941 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3942 * gimple.h: Include tree-ssa-alias.h.
3943 (struct gimple_statement_call): New.
3944 (union gimple_statement_struct_d): Add gimple_call member.
3945 (gimple_call_reset_alias_info): Declare.
3946 (gimple_call_use_set): New function.
3947 (gimple_call_clobber_set): Likewise.
3948 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3949 * gimple.c (gimple_call_reset_alias_info): New function.
3950 (gimple_build_call_1): Call it.
3951 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3952 * tree-inline.c (remap_gimple_stmt): Likewise.
3953 (expand_call_inline): Remove callused handling.
3954 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3955 * tree-dfa.c (dump_variable): Likewise.
3956 * tree-parloops.c (parallelize_loops): Likewise.
3957 * tree-ssa.c (init_tree_ssa): Likewise.
3958 (delete_tree_ssa): Likewise.
3959 * tree-flow-inline.h (is_call_used): Remove.
3960 * tree-flow.h (struct gimple_df): Remove callused member.
3961 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3962 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3963 (ref_maybe_used_by_call_p_1): Simplify.
3964 (call_may_clobber_ref_p_1): Likewise.
3965 * tree-ssa-structalias.c (compute_points_to_sets): Set
3966 the call stmt used and clobbered sets.
3967 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3968 (find_tail_calls): Verify the tail call.
3970 2010-04-12 Richard Guenther <rguenther@suse.de>
3972 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3973 single-iteration always-inline inlining.
3974 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3975 (cgraph_decide_inlining): Do not handle always-inline specially.
3976 (try_inline): Remove always-inline cycle detection special case.
3977 Do not recurse on always-inlines.
3978 (cgraph_early_inlining): Do not iterate if not optimizing.
3979 (cgraph_gate_early_inlining): remove.
3980 (pass_early_inline): Run unconditionally.
3981 (gate_cgraph_decide_inlining): New function.
3982 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3983 not inlining or optimizing.
3984 (cgraph_decide_inlining_of_small_functions): Also consider
3985 always-inline functions.
3986 (cgraph_default_inline_p): Return true for nodes which should
3987 disregard inline limits.
3988 (estimate_function_body_sizes): Assume zero size and time for
3989 nodes which are marked as disregarding inline limits.
3990 (cgraph_decide_recursive_inlining): Do not perform recursive
3991 inlining on always-inline nodes.
3993 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3996 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3997 for exprs satisfying handled_component_p.
3999 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4001 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4002 non-constant aggregate elements.
4004 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4005 is a real initialization.
4007 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4010 * c-decl.c (start_function): Move forward check for nested function.
4012 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4014 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4015 * config/sh/sh.c: Include reload.h.
4016 (sh_legitimize_reload_address): New.
4017 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4018 sh_legitimize_reload_address.
4020 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4022 * config/sh/sh.md (*movqi_pop): New insn pattern.
4023 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4025 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4027 * config/i386/i386.md (any_shiftrt): New code iterator.
4028 (shiftrt_insn): New code attribute.
4030 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4031 using any_shiftrt code iterator.
4032 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4033 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4034 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4035 pattern from corresponding peephole2 patterns.
4036 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4037 using any_shiftrt code iterator.
4038 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4039 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4040 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4041 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4042 *{ashr,lshr}<mode>3_cmp_zext.
4043 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4045 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4047 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4049 (*lshr<mode>3_cconly): Ditto.
4051 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4053 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4054 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4055 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4056 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4058 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4059 from corresponding peephole2 patterns.
4060 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4061 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4062 and *lshrdi3_1_rex64 using SWI mode iterator.
4063 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4064 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4065 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4066 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4067 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4068 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4069 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4070 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4071 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4074 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4076 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4077 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4078 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4079 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4081 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4082 from corresponding peephole2 patterns.
4083 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4084 (ashrsi3_cvt): Rename from ashrsi3_31.
4085 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4086 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4087 and x86_64_shift_adj_3 using SWI48 mode iterator.
4088 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4089 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4090 and *ashrdi3_1_rex64 using SWI mode iterator.
4091 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4092 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4093 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4094 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4095 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4096 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4097 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4098 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4099 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4101 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4102 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4103 x86_shift<mode>_adj_3 expanders.
4105 2010-04-10 Wei Guozhi <carrot@google.com>
4108 * config/arm/arm.c (arm_pic_static_addr): New function.
4109 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4111 (arm_output_addr_const_extra): Output expression for new pattern.
4112 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4114 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4116 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4119 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4120 * web.c: Include "insn-config.h" and "recog.h".
4121 (union_match_dups): New function.
4122 (web_main): Call it.
4123 (union_defs): Don't try to recognize match_dups.
4125 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4126 if doing so would replace the entire pattern.
4128 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4132 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4133 and splitter pattern. Change splitter operand 1 predicate to
4136 2010-04-09 Martin Jambor <mjambor@suse.cz>
4138 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4139 lattices are addresses of CONST_DECLs with the same initial value.
4140 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4141 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4143 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4144 Bernd Schmidt <bernds@codesourcery.com>
4146 * loop-invariant.c (replace_uses): New static function.
4147 (move_invariant_reg): Use it to ensure we can replace the uses.
4149 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4151 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4153 (picochip_override_options): Enable section anchors only above -O1.
4154 (picochip_reorg): Fixed a couple of build warnings.
4156 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4158 * configure.ac (plugin -rdynamic test): Log result.
4159 * configure: Regenerate.
4160 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4161 (RDYNAMIC_SPEC): Define.
4162 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4164 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4166 * configure.ac: Determine Sun ld version numbers.
4167 (comdat_group): Restrict GNU ld version checks to gld.
4168 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4169 (enable_comdat): Support --enable-comdat.
4170 * configure: Regenerate.
4171 * doc/install.texi (Configuration): Document --enable-comdat.
4173 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4175 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4176 * config/sol2-gld.h: ... here.
4177 * config.gcc (sparc*-*-solaris2*): Reflect this.
4178 (i[34567]86-*-solaris2*): Use it.
4180 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4182 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4184 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4186 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4189 * diagnostic.c (diagnostic_initialize): Initialize
4190 some_warnings_are_errors.
4191 (diagnostic_finish): New.
4192 (diagnostic_action_after_output): Call it before exiting.
4193 (diagnostic_report_diagnostic): Do not print message here. Set
4194 some_warnings_are_errors.
4195 * diagnostic.h (diagnostic_context): Delete
4196 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4197 (diagnostic_finish): Declare.
4198 * toplev.c (toplev_main): Call it before exit.
4200 2010-04-09 Jason Merrill <jason@redhat.com>
4203 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4204 for incomplete type.
4207 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4208 based on a warning flag.
4210 2010-04-09 Richard Guenther <rguenther@suse.de>
4212 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4214 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4217 * varasm.c (default_assemble_visibility): Wrap vars that are
4218 set, but unused, by targets without GAS.
4219 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4220 Remove set, but unused, vars.
4221 (rs6000_legitimize_tls_address): Likewise.
4222 (altivec_expand_dst_builtin): Likewise.
4223 * config/darwin.c (machopic_classify_symbol): Likewise.
4224 (machopic_indirection_name): Likewise.
4226 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4228 * config/i386/i386.md (DWI): New mode iterator.
4229 (S): New mode attribute.
4230 (shift_operand): Ditto.
4231 (shift_immediate_operand): Ditto.
4232 (ashl_input_operand): Ditto.
4233 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4234 using SDWIM mode iterator.
4235 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4236 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4238 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4239 from corresponding peephole2 patterns.
4240 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4241 and x86_64_shift_adj_1 using SWI48 mode iterator.
4242 (x86_shift<mode>_adj_2): Ditto.
4243 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4244 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4245 using SWI48 mode iterator.
4246 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4247 *ashldi3_cmp_rex64 using SWI mode iterator.
4248 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4249 *ashldi3_cconly_rex64 using SWI mode iterator.
4250 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4251 x86_shift<mode>_adj_{1,2}.
4252 (ix86_split_ashr): Ditto.
4253 (ix86_split_lshr): Ditto.
4255 2010-04-09 Richard Guenther <rguenther@suse.de>
4257 * target.h (builtin_conversion): Pass in input and output types.
4258 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4259 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4260 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4261 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4263 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4265 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4267 2010-04-09 Richard Guenther <rguenther@suse.de>
4270 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4272 2010-04-09 Richard Guenther <rguenther@suse.de>
4274 * tree-vectorizer.h (struct _stmt_vec_info): Document
4275 that vectype is the type of the LHS.
4276 (supportable_widening_operation, supportable_narrowing_operation):
4277 Get both input and output vector types as arguments.
4278 (vect_is_simple_use_1): Declare.
4279 (get_same_sized_vectype): Likewise.
4280 * tree-vect-loop.c (vect_determine_vectorization_factor):
4281 Set STMT_VINFO_VECTYPE to the vector type of the def.
4282 (vectorizable_reduction): Adjust.
4283 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4284 Adjust. Specify the output vector type.
4285 (vect_pattern_recog_1): Adjust.
4286 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4287 (vectorizable_call): Adjust.
4288 (vectorizable_conversion): Likewise.
4289 (vectorizable_operation): Likewise.
4290 (vectorizable_type_demotion): Likewise.
4291 (vectorizable_type_promotion): Likewise.
4292 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4294 (vect_is_simple_use_1): New function.
4295 (supportable_widening_operation): Get both input and output
4297 (supportable_narrowing_operation): Likewise.
4298 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4300 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4302 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4303 __thiscall and _thiscall as predefined macros.
4304 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4305 thiscall attribute handling.
4306 (ix86_comp_type_attributes): Likewise.
4307 (ix86_function_regparm): Likewise.
4308 (ix86_return_pops_args): Likewise.
4309 (init_cumulative_args): Likewise.
4310 (find_drap_reg): Likewise.
4311 (ix86_static_chain): Likewise.
4312 (x86_this_parameter): Likewise.
4313 (x86_output_mi_thunk): Likewise.
4314 (ix86_attribute_table): Add description for thiscall attribute.
4315 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4316 * doc/extend.texi: Add documentation for thiscall.
4318 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4321 * c.opt (Wint-to-pointer-cast): Available in C++.
4322 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4324 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4326 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4327 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4328 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4329 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4330 function type instead. Reorder and simplify checks.
4332 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4334 2010-04-08 Jing Yu <jingyu@google.com>
4335 Zdenek Dvorak <ook@ucw.cz>
4337 PR tree-optimization/42720
4338 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4339 loop unswitch conditions here from ...
4340 (tree_unswitch_single_loop): ... here.
4342 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4344 * tree-if-conv.c: Fix comments and simplify logic.
4346 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4348 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4349 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4350 (main_tree_if_conversion): Update call to tree_if_conversion.
4352 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4355 * doc/invoke.texi (-b,-V): Delete.
4356 * doc/tm.texi: Do not mention -b.
4357 * gcc.c (display_help): Delete -b and -V.
4358 (process_command): Delete -b and -V.
4359 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4361 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4362 Wolfgang Gellerich <gellerich@de.ibm.com>
4364 Implement target hook for loop unrolling
4365 * target.h (loop_unroll_adjust): Add a new target hook function.
4366 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4367 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4368 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4369 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4370 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4372 (decide_unroll_stupid): Likewise.
4374 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4377 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4379 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4381 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4382 (Specific, *-*-solaris2*): Likewise.
4383 Don't prefer Sun as over GNU as.
4385 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4387 * config/s390/s390.c (override_options): Adjust the z10 defaults
4388 for max-unroll-times, max-completely-peeled-insns
4389 and max-completely-peel-times.
4391 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4393 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4394 instructions for z10.
4395 (s390_expand_setmem): Likewise.
4396 (s390_expand_cmpmem): Likewise.
4398 2010-04-08 Richard Guenther <rguenther@suse.de>
4400 PR tree-optimization/43679
4401 * tree-ssa-pre.c (eliminate): Only propagate copies.
4403 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4406 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4407 set but not used variable warning.
4409 2010-04-08 Wei Guozhi <carrot@google.com>
4412 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4413 (arm_size_rtx_costs): Call the new function when optimized for size.
4415 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4418 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4419 op0 is not a MEM, just return NULL instead of assertion
4421 (discover_nonconstant_array_refs): Don't walk debug stmts.
4423 2010-04-08 Doug Kwan <dougkwan@google.com>
4425 * configure.ac: Recognize gold and do not use its version number
4426 to test ld features.
4427 * configure: Regenerate.
4429 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4432 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4433 (negate_value): Move code to push elements to broken_up_substracts ...
4434 (eliminate_plus_minus_pair): ... here. Push operands that have no
4435 negative pair to plus_negates.
4436 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4438 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4440 * doc/install.texi (Configuration): Move description of
4441 --enable-lto, --with-libelf*, --enable-gold from Java section to
4444 * doc/generic.texi (Working with declarations)
4445 (Function Properties, C and C++ Trees): Fix typos.
4446 * doc/sourcebuild.texi (Top Level): Likewise.
4448 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4451 * tree.h (DECL_READ_P): Define.
4452 (struct tree_decl_common): Add decl_read_flag.
4453 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4454 a set but not used warning.
4455 (merge_decls): Merge DECL_READ_P flag.
4456 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4457 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4458 * c-common.c (handle_used_attribute, handle_unused_attribute):
4460 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4462 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4464 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4465 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4466 c_parser_binary_expression, c_parser_cast_expression,
4467 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4468 Call default_function_array_read_conversion instead of
4469 default_function_array_conversion where needed.
4470 (c_parser_unary_expression, c_parser_conditional_expression,
4471 c_parser_postfix_expression_after_primary, c_parser_initelt):
4472 Likewise. Call mark_exp_read where needed.
4473 (c_parser_statement_after_labels, c_parser_asm_operands,
4474 c_parser_typeof_specifier, c_parser_sizeof_expression,
4475 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4477 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4479 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4480 (warn_unused_but_set_parameter): Default to warn_unused
4482 * doc/invoke.texi: Document -Wunused-but-set-variable and
4483 -Wunused-but-set-parameter.
4485 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4486 used count variable.
4487 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4488 when operandN variables aren't used in the body of the expander
4490 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4491 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4492 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4493 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4494 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4495 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4496 * tree.c (PROCESS_ARG): Likewise.
4498 2010-04-07 Simon Baldwin <simonb@google.com>
4500 * diagnostic.h (diagnostic_override_option_index): New macro to
4501 set a diagnostic's option_index.
4502 * c-tree.h (c_cpp_error): Add warning reason argument.
4503 * opts.c (_warning_as_error_callback): New.
4504 (register_warning_as_error_callback): Store callback for
4505 warnings enabled via enable_warning_as_error.
4506 (enable_warning_as_error): Call callback, minor code tidy.
4507 * opts.h (register_warning_as_error_callback): Declare.
4508 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4509 response to -Werror=.
4510 (c_common_init_options): Register warning_as_error_callback in opts.c.
4511 * common.opt: Add -Wno-cpp option.
4512 * c-common.c (struct reason_option_codes_t): Map cpp warning
4513 reason codes to gcc option indexes.
4514 * (c_option_controlling_cpp_error): New function, lookup the gcc
4515 option index for a cpp warning reason code.
4516 * (c_cpp_error): Add warning reason argument, call
4517 c_option_controlling_cpp_error for diagnostic_override_option_index.
4518 * doc/invoke.texi: Document -Wno-cpp.
4520 2010-04-07 Richard Guenther <rguenther@suse.de>
4522 * ipa-reference.c (mark_load): Use get_base_address.
4523 (mark_store): Likewise.
4525 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4526 inserting GIMPLE_NOPs into the IL.
4527 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4528 Explicitly strip handled components and indirect references.
4530 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4531 folding address expressions.
4532 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4533 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4534 operand_equal_p to compare decls.
4535 (ptr_deref_may_alias_decl_p): Likewise.
4536 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4537 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4538 Handle reversed comparison ops.
4539 * tree-sra.c (asm_visit_addr): Use get_base_address.
4540 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4541 * ipa-reference.c (mark_address): Use get_base_address.
4543 2010-04-07 Richard Guenther <rguenther@suse.de>
4545 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4546 Propagate constants everywhere.
4548 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4551 * tree.c (MAX_INT_CACHED_PREC): Define.
4552 (nonstandard_integer_type_cache): New array.
4553 (build_nonstandard_integer_type): Cache results for precision
4554 <= MAX_INT_CACHED_PREC.
4556 2010-04-07 Richard Guenther <rguenther@suse.de>
4558 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4559 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4560 * common.opt: Likewise.
4561 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4562 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4563 (nonoverlapping_memrefs_p): Likewise.
4564 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4565 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4566 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4567 OPT_fargument_noalias_global for backward compatibility.
4569 2010-04-07 Richard Guenther <rguenther@suse.de>
4571 PR tree-optimization/43270
4572 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4573 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4574 * tree-ssa-pre.c (phi_translate_1): Adjust.
4575 (fully_constant_expression): Split out vn_reference handling to ...
4576 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4577 Fold reads from constant strings.
4578 (vn_reference_lookup): Handle fully constant references.
4579 (vn_reference_lookup_pieces): Likewise.
4580 * Makefile.in (expmed.o-warn): Add -Wno-error.
4582 2010-04-07 Martin Jambor <mjambor@suse.cz>
4584 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4586 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4589 * gcc.c: Add -static-libstdc++ to list of recognized options.
4591 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4593 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4595 2010-04-07 Richard Guenther <rguenther@suse.de>
4598 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4599 bases build simple mem attributes to retain points-to information.
4601 2010-04-07 Richard Guenther <rguenther@suse.de>
4604 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4605 preserve points-to related information.
4607 2010-04-07 Richard Guenther <rguenther@suse.de>
4610 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4611 discard plain indirect references.
4612 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4613 * tree.c (tree_nop_conversion): Likewise.
4615 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4618 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4620 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4622 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4623 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4625 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4627 * tree-if-conv.c: Fix indentation and comments.
4629 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4631 * tree-if-conv.c: Sort static functions in topological order.
4633 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4635 * tree-if-conv.c: Fix indentation and comments.
4637 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4640 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4641 lang_hooks.types.type_for_size instead of
4642 build_nonstandard_integer_type.
4643 When converting an unsigned type to signed, double its precision.
4644 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4645 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4646 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4649 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4652 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4653 POINTER_PLUS_EXPR for pointer types.
4655 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4658 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4659 * graphite-clast-to-gimple.c: Include langhooks.h.
4660 (max_signed_precision_type): New.
4661 (max_precision_type): Takes two types as arguments.
4662 (precision_for_value): New.
4663 (precision_for_interval): New.
4664 (gcc_type_for_interval): New.
4665 (gcc_type_for_value): New.
4666 (gcc_type_for_clast_term): New.
4667 (gcc_type_for_clast_red): New.
4668 (gcc_type_for_clast_bin): New.
4669 (gcc_type_for_clast_expr): Split up into several functions.
4670 (gcc_type_for_clast_eq): Rewritten.
4671 (compute_bounds_for_level): New.
4672 (compute_type_for_level_1): New.
4673 (compute_type_for_level): New.
4674 (gcc_type_for_cloog_iv): Removed.
4675 (gcc_type_for_iv_of_clast_loop): Rewritten.
4676 (graphite_create_new_loop): Compute the lower and upper bound types
4677 with gcc_type_for_clast_expr.
4678 (graphite_create_new_loop_guard): Same.
4679 (find_cloog_iv_in_expr): Removed.
4680 (compute_cloog_iv_types_1): Removed.
4681 (compute_cloog_iv_types): Removed.
4682 (gloog): Do not call compute_cloog_iv_types.
4683 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4685 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4686 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4687 (GBB_CLOOG_IV_TYPES): Removed.
4689 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4691 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4692 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4693 (detect_commutative_reduction): Same.
4695 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4697 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4698 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4700 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4701 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4702 (rewrite_commutative_reductions_out_of_ssa): Same.
4703 * passes.c (execute_function_todo): Call verify_ssa for every pass
4704 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4705 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4706 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4707 with an extra argument.
4708 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4709 verify_ssa only when the extra argument is true.
4710 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4711 with an extra argument.
4712 (tree_transform_and_unroll_loop): Same.
4714 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4716 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4717 for all the passes of the LNO having LOOP_CLOSED_SSA.
4718 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4719 * tree-loop-distribution.c (pass_loop_distribution): Same.
4720 * tree-pass.h (TODO_verify_loops): Removed.
4721 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4723 (pass_tree_unswitch): Same.
4724 (pass_predcom): Same.
4725 (pass_vectorize): Same.
4726 (pass_linear_transform): Same.
4727 (pass_graphite_transforms): Same.
4728 (pass_iv_canon): Same.
4729 (pass_complete_unroll): Same.
4730 (pass_complete_unrolli): Same.
4731 (pass_parallelize_loops): Same.
4732 (pass_loop_prefetch): Same.
4733 (pass_iv_optimize): Same.
4735 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4738 * passes.c (init_optimization_passes): Move pass_lim before
4739 pass_copy_prop and pass_dce_loop.
4741 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4744 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4745 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4746 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4747 MULTI_* defines for 4 argument vpermil2p* builtins.
4749 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4751 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4752 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4753 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4754 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4755 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4756 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4757 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4758 Use x86_maybe_negate_const_int to output insn mnemonic.
4759 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4760 check from instruction predicate. Update comments.
4761 * config/i386/sync.md (sync_add<mode>): Use
4762 x86_maybe_negate_const_int to output insn mnemonic.
4764 2010-04-06 Jan Hubicka <jh@suse.cz>
4766 PR tree-optimization/42906
4767 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4768 IGNORE_SELF argument. Set visited_control_parents for fully
4770 (find_obviously_necessary_stmts): Update call of
4771 mark_control_dependent_edges_necessary.
4772 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4774 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/i386.md: Remove comment about 'e' and 'E'
4779 2010-04-06 Richard Guenther <rguenther@suse.de>
4781 PR tree-optimization/43627
4782 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4783 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4786 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4788 * BASE-VER: Change to 4.6.0.
4791 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4794 2010-04-06 Richard Guenther <rguenther@suse.de>
4797 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4799 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4801 * doc/invoke.texi (Optimize Options): Document that LTO
4802 won't remove object access purely due to incompatible
4805 2010-04-04 Matthias Klose <doko@ubuntu.com>
4807 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4808 Initialize variable.
4810 2010-04-03 Richard Guenther <rguenther@suse.de>
4813 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4814 require a non-NULL MEM_OFFSET.
4816 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4818 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4819 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4820 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4821 config/alpha/predicates.md, config/arm/arm.md,
4822 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4823 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4824 config/darwin9.h, config/darwin.c, config/darwin.h,
4825 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4826 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4827 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4828 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4829 config/mips/mips.md, config/mn10300/mn10300.c,
4830 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4831 config/rs6000/aix.h, config/rs6000/dfp.md,
4832 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4833 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4834 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4835 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4836 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4837 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4838 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4839 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4840 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4841 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4842 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4843 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4844 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4845 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4846 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4847 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4848 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4849 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4850 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4851 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4852 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4853 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4854 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4855 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4856 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4857 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4858 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4859 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4860 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4861 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4862 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4863 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4864 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4865 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4866 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4867 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4869 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4872 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4873 * aclocal.m4: Regenerate.
4875 2010-04-02 Richard Guenther <rguenther@suse.de>
4877 PR tree-optimization/43629
4878 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4879 if we have seen a constant value.
4881 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4883 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4885 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4888 * arm.c (legitimize_tls_address): Adjust call to
4889 gen_tls_load_dot_plus_four.
4890 (arm_note_pic_base): New function.
4891 (arm_cannot_copy_insn_p): Use it.
4892 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4895 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4900 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4902 * Makefile.in ($(out_object_file)): Depend on
4903 gt-$(basename $(notdir $(out_file))).h.
4905 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4907 * config.gcc (lm32-*-rtems*): Add t-lm32.
4909 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4911 * config.gcc: Add lm32-*-rtems*.
4912 * config/lm32/rtems.h: New file.
4914 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4917 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4919 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4921 * dwarf2out.c (output_compilation_unit_header): For
4922 -gdwarf-4 use version 4 instead of version 3.
4923 (output_line_info): For version 4 and above emit additional
4924 maximum ops per insn header field.
4925 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4927 * dwarf2out.c (is_c_family, is_java): Remove.
4928 (lower_bound_default): New function.
4929 (add_bound_info, gen_descr_array_type_die): Use it.
4931 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4934 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4935 re-declaration when it happens in a function.
4937 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4939 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4940 (cgraph_remove_function_insertion_hook): Same.
4941 (cgraph_call_function_insertion_hooks): Same.
4943 2010-04-01 Richard Guenther <rguenther@suse.de>
4946 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4947 and TREE_THIS_VOLATILE.
4948 (copy_ref_info): Likewise.
4949 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4950 * tree.c (build6_stat): Ignore side-effects of all but arg5
4951 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4954 2010-04-01 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/43607
4957 * ipa-type-escape.c (check_call): Do not access non-existing
4960 2010-04-01 Richard Guenther <rguenther@suse.de>
4964 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4965 Jack Howarth <howarth@bromo.med.uc.edu>
4967 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4970 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4972 * doc/install.texi (Prerequisites): Document libelf usability on
4973 IRIX 5/6 and Solaris 2.
4974 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4975 Update GNU as, GNU ld requirements.
4976 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4977 Document Sun Studio compiler download.
4978 Update and simplify as, ld recommendations.
4979 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4981 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4983 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4984 with_tune_32 to pentium4.
4986 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4988 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4990 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4992 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4993 obsoletion, removal.
4995 Document GNU as requirement.
4996 Update configure requirements.
4997 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4998 Recomment IRIX 6.5.18+.
4999 Document IDF/IDL requirement.
5000 Document GNU as requirement.
5001 Document GNU ld bootstrap failure.
5002 Remove freeware.sgi.com reference.
5004 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5006 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5007 UNIX V4.0, V5.0 obsoletion, removal.
5008 Remove --with-gc=simple reference.
5009 Update VM requirements during bootstrap.
5010 Remove -oldas bootstrap description.
5011 Update binutils reference.
5012 Remove comparison failure note.
5014 2010-03-31 Richard Guenther <rguenther@suse.de>
5015 Zdenek Dvorak <ook@ucw.cz>
5016 Sebastian Pop <sebastian.pop@amd.com>
5019 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5020 with multiple arguments.
5021 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5023 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5025 * graphite-dependences.c (print_pddr): Call print_pdr with an
5027 * graphite-poly.c (debug_pdr): Add an extra argument for the
5030 (print_pbb_domain): Same.
5032 (print_scop_context): Same.
5034 (print_cloog): Same.
5035 (debug_pbb_domain): Same.
5039 (debug_scop_context): Same.
5041 (debug_cloog): Same.
5042 (print_scop_params): Same.
5043 (debug_scop_params): Same.
5044 (print_iteration_domain): Same.
5045 (print_iteration_domains): Same.
5046 (debug_iteration_domain): Same.
5047 (debug_iteration_domains): Same.
5048 (print_scattering_function): Same.
5049 (print_scattering_functions): Same.
5050 (debug_scattering_function): Same.
5051 (debug_scattering_functions): Same.
5052 * graphite-poly.h (debug_pdr): Update declaration.
5054 (print_pbb_domain): Same.
5056 (print_scop_context): Same.
5058 (print_cloog): Same.
5059 (debug_pbb_domain): Same.
5063 (debug_scop_context): Same.
5065 (debug_cloog): Same.
5066 (print_scop_params): Same.
5067 (debug_scop_params): Same.
5068 (print_iteration_domain): Same.
5069 (print_iteration_domains): Same.
5070 (debug_iteration_domain): Same.
5071 (debug_iteration_domains): Same.
5072 (print_scattering_function): Same.
5073 (print_scattering_functions): Same.
5074 (debug_scattering_function): Same.
5075 (debug_scattering_functions): Same.
5077 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5079 * graphite-poly.c (print_scattering_function_1): New.
5080 (print_scattering_function): Call it.
5081 (print_scop_params): Remove spaces at the end of lines.
5084 * graphite-poly.h (print_cloog): Declared.
5085 (debug_cloog): Declared.
5087 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5089 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5091 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5092 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5093 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5094 to switch between adding the IV bump in loop->latch or in loop->header.
5096 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5098 * graphite-poly.c (print_scattering_function): Pretty print following
5101 (print_pbb_domain): Same.
5102 (dump_gbb_cases): Same.
5103 (dump_gbb_conditions): Same.
5106 (print_scop_params): Same.
5107 (print_scop_context): Same.
5109 (print_pbb_body): New.
5110 (lst_indent_to): New.
5111 (print_lst): Start new lines with a #.
5112 * graphite-poly.h (pbb_bb): New.
5113 (pbb_index): Use pbb_bb.
5114 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5116 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5118 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5120 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5121 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5122 and 0 instead of 1 for dw_val_class_flag.
5123 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5124 dw_val_class_range_list, dw_val_class_loc_list,
5125 dw_val_class_lineptr and dw_val_class_macptr, use
5126 DW_FORM_flag_present for dw_val_class_flag and
5127 DW_FORM_exprloc for dw_val_class_loc.
5128 (output_die): For -gdwarf-4 print dw_val_class_loc
5129 size as uleb128 instead of 1 or 2 bytes and don't print
5130 anything for dw_val_class_flag.
5132 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5133 instead of cselib_lookup following by tweaking locs->setting_insn.
5136 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5137 even before returning from label, setjmp call or volatile asm
5140 2010-03-31 Richard Guenther <rguenther@suse.de>
5143 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5144 temporary data on stack.
5146 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5148 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5149 (PUSHSECTION_ASM_OP): Remove.
5150 (POPSECTION_ASM_OP): Remove.
5151 (PUSHSECTION_FORMAT): Remove.
5152 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5153 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5154 * config/sol2.c (solaris_output_init_fini): Use it.
5156 2010-03-31 Jie Zhang <jie@codesourcery.com>
5159 * opt-functions.awk (var_type_struct): Use signed char type
5160 for simple variables.
5162 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5164 * config/sol2.c: Include output.h.
5165 (solaris_assemble_visibility): New function.
5166 * config/t-sol2 (sol2.o): Add output.h dependency.
5167 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5168 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5171 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5174 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5175 V2SImode or XFmode on PRE_DEC.
5178 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5181 2010-03-31 Jie Zhang <jie@codesourcery.com>
5184 * reload.h (caller_save_initialized_p): Declare.
5185 * toplev.c (backend_init_target): Don't call
5186 init_caller_save but set caller_save_initialized_p to false.
5187 * caller-save.c (caller_save_initialized_p): Define.
5188 (init_caller_save): Check caller_save_initialized_p.
5189 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5191 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5194 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5195 and soft-fp/t-softfp to tmake_file.
5196 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5197 (LIBGCC2_TF_CEXT): Define.
5200 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5203 * cselib.c (n_useless_values): Document handling of debug locs.
5204 (n_useless_debug_values, n_debug_values): New variables.
5205 (new_elt_loc_list): Don't add to debug values, keep count.
5206 (promote_debug_loc): New.
5207 (cselib_reset_table): Zero new variables.
5208 (entry_and_rtx_equal_p): Promote debug locs.
5209 (discard_useless_locs): Increment n_useless_debug_values for
5211 (remove_useless_values): Adjust n_useless_values and n_debug_values
5212 with n_useless_debug_values.
5213 (add_mem_for_addr): Promote debug locs.
5214 (cselib_lookup_mem): Likewise.
5215 (cselib_lookup_addr): Renamed to...
5216 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5217 (cselib_log_lookup): ... this. Turn into...
5218 (cselib_lookup_addr): ... new wrapper.
5219 (cselib_lookup_from_insn): New.
5220 (cselib_invalidate_regno): Increment n_useless_debug_values for
5222 (cselib_invalidate_mem): Likewise.
5223 (cselib_process_insn): Take n_deleted and n_debug_values into
5224 account to guard remove_useless_value call.
5225 (cselib_finish): Zero n_useless_debug_values.
5226 * cselib.h (cselib_lookup_from_insn): Declare.
5227 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5228 (sched_analyze_2): Likewise.
5230 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5232 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5234 (adjust_mems): Replace narrowing SUBREG of expression containing
5235 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5236 with operations in the narrower mode.
5239 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5240 regs_invalidated_by_call instead all call_used_reg_set registers.
5242 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5245 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5246 pointer comparisons with types_compatible_p.
5247 * tree-vect-stmts.c (vectorizable_call): Same.
5248 (vectorizable_condition): Same.
5250 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5252 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5253 stack check if the mask would be zero.
5255 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5256 Jack Howarth <howarth@bromo.med.uc.edu>
5258 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5261 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5264 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5266 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5267 Include ___unordxf2 and ___unordtf2.
5268 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5271 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5273 * config/lm32/t-lm32: New file.
5274 * config.gcc: Use the above file when targetting lm32.
5276 2010-03-28 Duncan Sands <baldrick@free.fr>
5278 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5280 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5283 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5284 Improve vectorization cost model diagnostic.
5286 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5289 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5290 compute_data_dependences_for_loop returns false, early exit
5291 and output an extra diagnostic for the failed data reference
5294 2010-03-29 Richard Guenther <rguenther@suse.de>
5296 PR tree-optimization/43560
5297 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5298 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5300 2010-03-29 Jie Zhang <jie@codesourcery.com>
5303 * toplev.c (process_options): Set optimization_default_node
5304 and optimization_current_node.
5305 * opts.c (decode_options): Don't set optimization_default_node
5306 and optimization_current_node.
5308 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5310 * config/rtems.h: Abandon -qrtems_debug.
5312 2010-03-28 Jan Hubicka <jh@suse.cz>
5314 PR tree-optimization/43505
5315 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5316 map should not be copied.
5318 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5321 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5322 cdtors, set DECL_PRESERVE_P.
5323 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5326 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5328 PR tree-optimization/43528
5329 * stor-layout.c (place_field): Check that constant fits into
5330 unsigned HWI when skipping calculation of MS bitfield layout.
5332 2010-03-27 Jan Hubicka <jh@suse.cz>
5335 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5336 notice_global_symbol work.
5338 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5340 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5341 instead of dwarf2out_decl.
5342 (struct var_loc_node): Remove section_label field.
5343 (dwarf2out_function_decl): New function.
5344 (dwarf2out_var_location): Don't set section_label field.
5345 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5347 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5349 PR tree-optimization/43544
5350 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5351 First argument for builtin vectorized function hook is now a
5352 tree to be able to distinguish between machine specific and
5354 * targhooks.c (default_builtin_vectorized_function): Ditto.
5355 * targhooks.h (default_builtin_vectorized_function): Ditto.
5356 * target.h (struct gcc_target): Ditto.
5357 * tree-vect-stmts.c (vectorizable_function): Ditto.
5358 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5359 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5362 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5365 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5366 nested binding iff it is a FUNCTION_DECL.
5367 (store_parm_decls_newstyle): Pass nested=true to bind for
5368 FUNCTION_DECLs amongst parameters.
5370 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5372 * var-tracking.c (vt_expand_loc_callback): Don't run
5373 cselib_expand_value_rtx_cb in dummy mode if
5374 cselib_dummy_expand_value_rtx_cb returned false.
5376 * var-tracking.c (emit_note_insn_var_location): For one part
5377 notes with offset 0, don't add EXPR_LIST around the location.
5378 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5379 add_location_or_const_value_attribute): Adjust for that change.
5382 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5383 into first operand and location into second.
5384 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5385 dw_cfi_oprnd_loc for DW_CFA_expression.
5386 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5387 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5388 assume first argument is regnum and second argument is location.
5390 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5393 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5394 of scratch register to DImode. Split to DImode comparison operator.
5395 Use SImode subreg of scratch register in the multiplication.
5396 (*cmp_sadd_sidi): Ditto.
5397 (*cmp_ssub_si): Ditto.
5398 (*cmp_ssub_sidi): Ditto.
5400 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5403 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5404 Remove invalid assert and wrong comment.
5406 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5409 * flags.h (final_insns_dump_p): New extern.
5410 * final.c (final_insns_dump_p): New variable.
5411 (rest_of_clean_state): Set it before -fdump-final-insns=
5412 dumping, clear afterwards.
5413 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5414 MEM_ALIAS_SET on MEMs.
5416 2010-03-26 David S. Miller <davem@davemloft.net>
5418 * configure.ac: Fix sparc GOTDATA_OP bug check.
5419 * configure: Rebuild.
5421 2010-03-26 Alan Modra <amodra@gmail.com>
5423 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5425 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5427 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5428 TLS_SECTION_ASM_FLAG.
5430 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5433 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5434 Clear first_function_block_is_cold.
5437 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5438 argument if the argument is truth_value_p.
5440 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5442 * config/rs6000/constraints.md: Update copyright year for my changes.
5445 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5446 used in reg+reg addressing, swap registers.
5448 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5451 * target.h (struct gcc_target): Add code_end hook.
5452 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5454 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5455 * toplev.c (compile_file): Call targetm.asm_out.code_end
5456 hook before unwind info/debug info output.
5457 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5458 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5459 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5460 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5461 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5462 * config/i386/i386.c (ix86_file_end): Renamed to...
5463 (ix86_code_end): ... this. Make static. Don't call
5464 file_end_indicate_exec_stack. Emit unwind info using
5465 final_start_function/final_end_function.
5466 (darwin_x86_file_end): Remove.
5467 (TARGET_ASM_CODE_END): Define.
5468 * config/i386/i386.h (TARGET_ASM_FILE_END,
5469 NEED_INDICATE_EXEC_STACK): Don't define.
5470 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5471 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5472 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5473 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5476 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5477 at the beginning and final_end_function at the end.
5478 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5480 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5482 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5483 and Sun as TLS syntax.
5484 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5485 * configure: Regenerate.
5486 * config.in: Regenerate.
5487 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5488 (default_elf_asm_named_section): Use it.
5489 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5490 (i386_output_dwarf_dtprel): Likewise.
5491 (output_addr_const_extra): Likewise.
5492 (output_pic_addr_const): Lowercase @GOTTPOFF.
5493 (output_addr_const_extra): Likewise.
5494 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5495 (output_addr_const_extra): Likewise.
5496 (output_pic_addr_const): Lowercase @INDNTPOFF.
5497 (output_addr_const_extra): Likewise.
5498 (output_pic_addr_const): Lowercase @NTPOFF.
5499 (output_addr_const_extra): Likewise.
5500 (output_pic_addr_const): Lowercase @TPOFF.
5501 (output_addr_const_extra): Likewise.
5502 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5503 (*tls_global_dynamic_64): Likewise.
5504 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5505 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5507 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5508 (ASM_OUTPUT_TLS_COMMON): Use it.
5509 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5512 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5513 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5514 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5515 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5516 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5517 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5519 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5521 * config/i386/i386.c (override_options): Don't accept
5522 -mtls-dialect=sun any longer.
5523 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5524 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5525 (*tls_local_dynamic_base_32_sun): Likewise.
5526 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5528 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5531 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5532 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5535 * ira.c (adjust_cleared_regs): New function.
5536 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5540 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5542 * expr.c (expand_expr_real): Restore previous
5543 curr_insn_source_location and curr_insn_block after
5544 expand_expr_real_1 call.
5545 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5546 instead of expand_expr_real_1.
5548 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5550 PR rtl-optimization/43413
5551 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5554 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5557 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5558 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5560 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5562 * config/i386/i386.c (ix86_target_string): Add -mfma.
5563 Fix a typo in comment.
5565 2010-03-22 Mike Stump <mikestump@comcast.net>
5568 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5569 Don't overly align based upon packed packed fields.
5571 2010-03-22 Jason Merrill <jason@redhat.com>
5573 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5574 Use () rather than [], and move before the element type.
5576 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5578 * doc/configfiles.texi (Configuration Files): Removed
5579 fixinc/Makefile*, intl/Makefile.*.
5580 * doc/makefile.texi: Fixed markup. Abstract from version
5581 control system used.
5582 (Makefile): Removed obsolete gcc/java/parse.y example.
5583 * doc/sourcebuild.texi: Likewise.
5584 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5585 libgomp, libssp. Removed fastjar.
5586 (Miscellaneous Docs): Clarify location.
5587 Added COPYING3, COPYING3.LIB.
5588 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5590 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5593 * config/i386/i386.c (x86_function_profiler)
5594 [!NO_PROFILE_COUNTERS]: Fix typo.
5595 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5598 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5599 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5601 * doc/sourcebuild.texi (Test Directives): Split into six
5602 subsections, with most of the current text in new subsections
5603 Directives, Selectors, and Final Actions.
5604 (Directives): Split list of test directives into multiple
5606 (Selectors): Describe use and syntax of selectors.
5607 (Effective-Target Keywords): Describe all existing keywords.
5608 (Add Options): Describe features for dg-add-options.
5609 (Require Support): Describe variants of dg-require-support.
5610 (Final Actions): Describe commands to use in dg-final.
5612 2010-03-22 Michael Matz <matz@suse.de>
5615 * recog.c (validate_replace_rtx_group): Replace also in
5616 REG_EQUAL and REG_EQUIV notes.
5618 2010-03-22 Richard Guenther <rguenther@suse.de>
5620 PR tree-optimization/43390
5621 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5622 sure vector extracts are type correct.
5624 2010-03-22 Richard Guenther <rguenther@suse.de>
5627 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5628 x * sqrt (x) even when optimizing for size if the target
5629 has native support for sqrt.
5631 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5633 * varasm.c (make_decl_rtl_for_debug): Also clear
5634 flag_mudflap for the duration of make_decl_rtl call.
5637 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5638 locs from preserved VALUEs.
5640 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5643 * pa.md (movmemsi): Set align to one if zero.
5644 (movmemdi): Likewise.
5646 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5649 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5650 with their corresponding prologue pushes.
5652 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5655 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5656 at the begining or end.
5657 (spu_expand_epilogue): Likewise.
5659 2010-03-20 Richard Guenther <rguenther@suse.de>
5661 PR rtl-optimization/43438
5662 * combine.c (make_extraction): Properly zero-/sign-extend an
5663 extraction of the low part of a CONST_INT. Also handle
5666 2010-03-19 Mike Stump <mikestump@comcast.net>
5668 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5669 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5670 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5672 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5675 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5678 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5680 PR rtl-optimization/42258
5681 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5682 use that may match DEF.
5685 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5686 the cost of loading the constant rather than assuming
5688 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5689 outer code is AND, do the same tests as the andsi3 expander and
5690 return COSTS_N_INSNS (1) if and is cheap.
5692 * optabs.c (avoid_expensive_constant): Fix formatting.
5694 2010-03-19 Michael Matz <matz@suse.de>
5697 * attribs.c (decl_attributes): When rebuilding a function pointer
5698 type use the same qualifiers as the original pointer type.
5700 2010-03-19 Martin Jambor <mjambor@suse.cz>
5702 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5703 and is_gimple_ip_invariant_address.
5705 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5708 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5710 * config/arm/arm.c (arm_override_options): Turn off
5711 flag_dwarf2_cfi_asm for AAPCS variants.
5713 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5716 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5717 Use PRE_MODIFY instead of PRE_DEC.
5718 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5719 (vfp_emit_fstmd): Likewise.
5721 2010-03-19 Michael Matz <matz@suse.de>
5724 * builtins.c (expand_builtin_interclass_mathfn,
5725 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5728 2010-03-19 Richard Guenther <rguenther@suse.de>
5730 PR tree-optimization/43415
5731 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5732 (phi_translate_1): ... this.
5733 (phi_translate): Move all caching here. Cache all NARY
5734 and REFERENCE translations.
5736 2010-03-19 David S. Miller <davem@davemloft.net>
5738 With help from Eric Botcazou.
5739 * config/sparc/sparc.c: Include dwarf2out.h.
5740 (emit_pic_helper): Delete.
5741 (pic_helper_symbol_name): Delete.
5742 (pic_helper_emitted_p): Delete.
5743 (pic_helper_needed): New.
5744 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5745 (get_pc_thunk_name): New.
5746 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5747 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5748 Set pic_helper_needed to true. Don't call emit_pic_helper.
5749 (sparc_expand_prologue): Update load_pic_register call.
5750 (sparc_output_mi_thunk): Likewise.
5751 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5752 thunk if possible. Output CFI information as needed.
5754 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5755 Jack Howarth <howarth@bromo.med.uc.edu>
5758 * config/i386/i386.h: Fix ABI on darwin x86-32.
5760 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5762 * tree.h: Declare make_decl_rtl_for_debug.
5763 * varasm.c (make_decl_rtl_for_debug): New.
5764 * dwarf2out.c (rtl_for_decl_location): Call it.
5765 * cfgexpand.c (expand_debug_expr): Call it.
5767 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5770 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5774 * var-tracking.c (vt_init_cfa_base): Do nothing if
5775 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5777 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5780 * var-tracking.c (canonicalize_vars_star): New.
5781 (dataflow_post_merge_adjust): Use it.
5783 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5786 * var-tracking.c (non_suitable_const): New function.
5787 (add_uses): For DEBUG_INSNs with constants, don't record any
5788 value, instead just the constant value itself.
5789 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5790 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5791 (emit_notes_in_bb): Likewise.
5792 (emit_note_insn_var_location): For onepart variables if
5793 cur_loc is a VOIDmode constant, use DECL_MODE.
5795 2010-03-18 Martin Jambor <mjambor@suse.cz>
5798 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5799 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5800 all non-clones. Moved call redirection...
5801 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5802 (cgraph_materialize_all_clones): Dispose of all
5803 combined_args_to_skip bitmaps.
5804 (verify_cgraph_node): Do not check for edges pointing to wrong
5805 nodes in inline clones.
5806 * tree-inline.c (copy_bb): Call
5807 cgraph_redirect_edge_call_stmt_to_callee.
5808 * ipa.c (cgraph_remove_unreachable_nodes): Call
5809 cgraph_node_remove_callees even when there are used clones.
5811 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5813 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5815 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5818 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5821 2010-03-18 Michael Matz <matz@suse.de>
5824 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5825 into sqrt(x) if we need to preserve signed zeros.
5827 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5828 Eric Botcazou <ebotcazou@adacore.com>
5830 PR rtl-optimization/43360
5831 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5832 note if we don't know its invariant status.
5834 2010-03-18 Michael Matz <matz@suse.de>
5836 PR tree-optimization/43402
5837 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5838 PHI chains of ssa names registered for update.
5840 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5843 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5844 non-offsettable and pre_modify update addressing.
5845 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5846 and "2" alternatives "#".
5847 (*movdd_softfloat32): Make all alternatives "#";
5848 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5849 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5850 (*movdf_softfloat32): Make all alternatives "#";
5851 (movdi): Use the new DIFD mode iterator to create a common splitter
5852 for movdi, movdf and movdd patterns.
5854 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5856 * common.opt (dumpdir): Remove redundant tab.
5858 2010-03-17 Martin Jambor <mjambor@suse.cz>
5860 PR tree-optimization/43347
5861 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5862 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5864 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5866 PR rtl-optimization/42216
5867 * regrename.c (create_new_chain): New function, broken out from...
5868 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5869 appending a use to an empty chain.
5870 (build_def_use): Remove previous changes that convert OP_INOUT to
5871 OP_OUT operands; instead detect the case where an OP_INOUT operand
5872 uses a previously untracked register and create an empty chain for it.
5874 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5876 * doc/extend.texi (Function Attributes): Rewrite unfinished
5877 sentence in ms_abi documentation.
5879 2010-03-17 Alan Modra <amodra@gmail.com>
5881 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5882 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5883 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5884 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5886 2010-03-16 Richard Henderson <rth@redhat.com>
5889 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5890 (lower_try_finally): Save and restore eh_seq around the expansion
5893 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5895 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5896 statements before splitting block.
5898 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5900 * doc/sourcebuild.texi (Testsuites): Fix markup.
5901 Use pathnames relative to gcc/testsuite.
5902 (Test Directives): Move description of how timeout is determined.
5903 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5904 (C Tests): Correct gcc.misc-tests directory.
5905 Framework tests now live in gcc.test-framework.
5907 2010-03-16 Richard Guenther <rguenther@suse.de>
5910 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5911 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5913 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5914 Alexandre Oliva <aoliva@redhat.com>
5916 PR tree-optimization/42917
5917 * lambda-code.c (remove_iv): Skip debug statements.
5918 (lambda_loopnest_to_gcc_loopnest): Likewise.
5919 (not_interesting_stmt): Debug statements are not interesting.
5921 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5925 * cselib.c (cselib_preserve_constants,
5926 cfa_base_preserved_val): New static variables.
5927 (preserve_only_constants): New function.
5928 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5929 clear its REG_VALUES. If cselib_preserve_constants, don't
5930 empty the whole hash table, but preserve there VALUEs with constants,
5931 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5932 (cselib_preserve_cfa_base_value): New function.
5933 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5934 (cselib_init): Change argument to int bitfield. Set
5935 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5937 (cselib_finish): Clear cselib_preserve_constants and
5938 cfa_base_preserved_val.
5939 * cselib.h (enum cselib_record_what): New enum.
5940 (cselib_init): Change argument to int.
5941 (cselib_preserve_cfa_base_value): New prototype.
5942 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5943 * dse.c (dse_step1): Likewise.
5944 * cfgcleanup.c (thread_jump): Likewise.
5945 * sched-deps.c (sched_analyze): Likewise.
5946 * gcse.c (local_cprop_pass): Likewise.
5947 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5948 If FN is non-NULL, call the callback always and whenever it returns
5949 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5950 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5951 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5952 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5953 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5954 * var-tracking.c: Include recog.h.
5955 (bb_stack_adjust_offset): Remove.
5956 (vt_stack_adjustments): Don't call it, instead just gather the
5957 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5958 (adjust_stack_reference): Remove.
5959 (compute_cfa_pointer): New function.
5960 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5961 (struct adjust_mem_data): New type.
5962 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5964 (get_address_mode): New function.
5965 (replace_expr_with_values): Use it.
5966 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5967 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5968 (adjust_sets): Remove.
5969 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5970 Use get_address_mode.
5971 (get_adjusted_src): Remove.
5972 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5973 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5974 (add_with_sets): Don't call adjust_sets.
5975 (fp_setter, vt_init_cfa_base): New functions.
5976 (vt_initialize): Change return type to bool. Move most of pool etc.
5977 initialization to the beginning of the function from end. Pass
5978 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5979 If !frame_pointer_needed, call vt_stack_adjustment before mos
5980 vector is filled, call vt_init_cfa_base if argp/framep has been
5981 eliminated to sp. If frame_pointer_needed and argp/framep has
5982 been eliminated to hard frame pointer, set
5983 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5984 encountering fp setter in the prologue. For MO_ADJUST, call
5985 log_op_type before pusing the op into mos vector, not afterwards.
5986 Call adjust_insn before cselib_process_insn/add_with_sets,
5987 call cancel_changes (0) afterwards.
5988 (variable_tracking_main_1): Adjust for vt_initialize calling
5989 vt_stack_adjustments and returning whether it succeeded or not.
5991 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5993 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5996 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5998 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6000 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6001 drap_reg has not been set.
6003 2010-03-15 Michael Matz <matz@suse.de>
6006 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6007 use it to expand block copies.
6008 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6009 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6010 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6012 2010-03-15 Richard Guenther <rguenther@suse.de>
6014 PR tree-optimization/43367
6015 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6018 2010-03-15 Richard Guenther <rguenther@suse.de>
6020 PR tree-optimization/43317
6021 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6023 2010-03-15 Martin Jambor <mjambor@suse.cz>
6025 PR tree-optimization/43141
6026 * tree-sra.c (create_abstract_origin): New function.
6027 (modify_function): Call create_abstract_origin.
6029 2010-03-15 Chris Demetriou <cgd@google.com>
6031 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6034 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6037 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6038 call insert_out_of_ssa_copy for default definitions.
6040 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6042 * graphite-clast-to-gimple.c (my_long_long): Defined.
6043 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6044 * graphite-sese-to-poly.c (my_long_long): Defined.
6045 (scop_ivs_can_be_represented): Use it.
6047 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6049 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6050 graphite-max-bbs-per-function, and loop-block-tile-size.
6051 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6053 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6055 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6057 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6058 forward declaration.
6059 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6060 (add_upper_bounds_from_estimated_nit): New.
6061 (build_loop_iteration_domains): Use it.
6063 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6065 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6067 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6070 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6071 should be an INTEGER_CST. Also handle CASE_CONVERT.
6073 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6075 * graphite.c (graphite_initialize): To bound the number of bbs per
6076 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6077 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6078 * doc/invoke.texi: Document it.
6080 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6082 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6083 * graphite-sese-to-poly.h (build_poly_scop): Same.
6085 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6087 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6088 the number of parameters in the scop. Use as an upper bound
6089 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6090 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6091 * doc/invoke.texi: Document it.
6093 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6095 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6096 * doc/c-tree.texi: Remove.
6097 * doc/generic.texi: Merge c-tree.texi here.
6098 * doc/gccint.texi (Trees): Remove menu entry.
6099 (c-tree.texi): Remove @include.
6100 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6101 * doc/languages.texi (Reading RTL): Ditto.
6103 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6106 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6108 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6111 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6112 code added to work around reload clobbering CONST insns.
6114 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6116 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6117 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6118 (cselib_preserve_only_values): Remove retain argument, don't
6119 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6120 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6121 * var-tracking.c (micro_operation): Move insn field before union.
6122 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6123 (struct variable_tracking_info_def): Remove n_mos field, change
6124 mos into a vector of micro_operations.
6125 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6126 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6127 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6128 changing into a vector.
6129 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6130 come before all other uops generated by add_stores.
6131 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6133 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6134 a vector. Run just one pass over the bbs instead of separate counting
6135 and computation phase.
6136 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6139 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6140 into *nonlocalized_list vector.
6141 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6142 even if origin is non-NULL.
6143 (gen_variable_die): Likewise.
6144 (process_scope_var): Don't change origin.
6145 (gen_decl_die): Likewise.
6146 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6147 before adding new edges instead of after it, fix moving over
6150 2010-03-11 David S. Miller <davem@davemloft.net>
6152 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6154 * configure: Rebuild.
6156 2010-03-11 Martin Jambor <mjambor@suse.cz>
6158 PR tree-optimization/43257
6159 * tree.c (assign_assembler_name_if_neeeded): New function.
6160 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6162 * tree.h (assign_assembler_name_if_neeeded): Declare.
6163 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6164 the function if needed.
6166 2010-03-11 Chris Demetriou <cgd@google.com>
6168 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6169 include/stdint-gcc.h, and include/stdint.h world-readable.
6171 2010-03-11 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/43255
6174 * tree-vrp.c (process_assert_insertions_for): Do not insert
6175 asserts for trivial conditions.
6177 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6179 PR tree-optimization/43280
6180 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6181 generation. Move calculation of size out of the if branch.
6182 (find_bswap): Modify compare number generation.
6184 2010-03-11 Richard Guenther <rguenther@suse.de>
6187 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6188 (input_gimple_stmt): Fixup handled component types during
6189 operand read. Also fix up decls in ADDR_EXPRs.
6191 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6193 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6194 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6196 2010-03-10 Jan Hubicka <jh@suse.cz>
6199 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6200 * varasm.c (get_variable_section): Don't do that here...
6201 (make_decl_rtl): ... and here.
6202 (do_assemble_alias): Produce decl RTL.
6203 (assemble_alias): Likewise.
6205 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6208 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6209 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6211 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6212 (based_loc_descr): Only express drap or vdrap regno based expressions
6213 using DW_OP_fbreg when not optimizing.
6214 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6215 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6216 REG_CFA_SET_VDRAP note.
6218 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6220 PR tree-optimization/43236
6221 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6222 error in calculation of base address in reverse iteration case.
6223 (generate_builtin): Take number of latch executions if the statement
6226 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6229 * tree-eh.c: Include pointer-set.h.
6230 (lower_eh_dispatch): Filter out duplicate case labels and
6231 remove the unneeded edge when the label is unused. Return
6232 true when some edges are removed.
6233 (execute_lower_eh_dispatch): When any lowering resulted in
6234 removing an edge, also delete unreachable blocks.
6236 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6239 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6240 UNSPEC_MACHOPIC_OFFSET.
6242 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6245 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6246 (m68k_delegitimize_address): New function.
6248 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6251 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6254 * var-tracking.c (adjust_sets): New function.
6255 (count_with_sets, add_with_sets): Use it.
6256 (get_adjusted_src): New inline function.
6257 (add_stores): Use it.
6260 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6261 call cselib_dummy_expand_value_rtx_cb instead of
6262 cselib_expand_value_rtx_cb.
6265 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6266 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6267 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6268 and .cfi_endproc around the pic thunks.
6269 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6270 all queued unwind info register saves are saved before the call.
6271 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6272 considered as sp-=4 for unwind info and the pop as sp+=4 which
6273 also clobbers dest, but doesn't actually restore it.
6276 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6277 RTX_FRAME_RELATED_P.
6279 2010-03-09 Jie Zhang <jie@codesourcery.com>
6281 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6282 whitespaces in output template.
6284 2010-03-09 Jie Zhang <jie@codesourcery.com>
6286 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6289 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6291 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6292 builtins.exp in a separate job.
6294 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6296 * graphite-sese-to-poly.c (add_param_constraints): Use
6297 lower_bound_in_type and upper_bound_in_type.
6299 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6301 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6302 instead of unsigned_type_node.
6304 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6305 Reza Yazdani <reza.yazdani@amd.com>
6308 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6309 on pointer type parameters.
6311 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6315 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6316 handle conversions from pointer to integers.
6317 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6318 induction variable, to be able to work with code generated by CLooG.
6319 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6320 (build_poly_scop): Bail out if we cannot codegen a loop.
6322 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6324 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6325 code generation with gloog_error.
6327 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6329 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6330 Call fold_convert on all the returned values.
6331 (expand_scalar_variables_expr): Pass to
6332 expand_scalar_variables_ssa_name the type of the resulting expression.
6334 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6336 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6337 ppl_min_for_le_pointset.
6338 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6339 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6341 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6343 * graphite-dependences.c (map_into_dep_poly): Removed.
6344 (dependence_polyhedron_1): Use combine_context_id_scat.
6346 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6348 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6349 (struct poly_bb): Same.
6350 (combine_context_id_scat): New.
6352 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6355 * sese.c (name_defined_in_loop_p): Return false for default
6358 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6360 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6361 and clean up the logic.
6363 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6365 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6368 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6370 * var-tracking.c (remove_cselib_value_chains): Define only for
6372 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6373 delete_slot_part, emit_notes_for_differences_1): Don't call
6374 remove_cselib_value_chains here.
6375 (set_slot_part, emit_notes_for_differences_2): Don't call
6376 add_cselib_value_chains here.
6377 (preserved_values): New vector.
6378 (preserve_value): New function.
6379 (add_uses, add_stores, vt_add_function_parameters): Use it
6380 instead of cselib_preserve_value.
6381 (changed_values_stack): New vector.
6382 (check_changed_vars_0): New function.
6383 (check_changed_vars_1, check_changed_vars_2): Use it.
6384 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6385 changed_values_stack VALUEs.
6386 (vt_emit_notes): For all preserved_values call
6387 add_cselib_value_chains. If ENABLE_CHECKING call
6388 remove_cselib_value_chains before verifying value_chains is empty.
6389 Initialize and free changed_values_stack.
6390 (vt_initialize): Initialize preserved_values.
6391 (vt_finalize): Free preserved_values.
6393 2010-03-08 Richard Guenther <rguenther@suse.de>
6395 PR tree-optimization/43269
6396 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6399 2010-03-08 Martin Jambor <mjambor@suse.cz>
6401 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6402 (ipa_is_param_called): Removed.
6403 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6404 (ipa_print_node_params): Do not print the called flag.
6405 (ipa_write_node_info): Do not stream the called flag.
6406 (ipa_read_node_info): Likewise.
6408 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6411 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6412 * cselib.c (struct expand_value_data): Add dummy field.
6413 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6415 (cselib_dummy_expand_value_rtx_cb): New function.
6416 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6418 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6419 * var-tracking.c: Include pointer-set.h.
6420 (variable): Change n_var_parts to char from int. Add
6421 cur_loc_changed and in_changed_variables fields.
6422 (variable_canonicalize): Remove.
6423 (shared_var_p): New inline function.
6424 (unshare_variable): Maintain cur_loc_changed and
6425 in_changed_variables fields. If var was in changed_variables,
6426 replace it there with new_var. Just copy cur_loc instead of
6427 resetting it to something else.
6428 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6429 (dataflow_set_union): Don't call variable_canonicalize.
6430 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6431 of their DEBUG_EXPR_TREE_DECLs.
6432 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6433 and in_changed_variables and cur_loc_changed is false.
6434 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6435 and cur_loc_changed. Don't update cur_loc here.
6436 (variable_merge_over_src): Don't call variable_canonicalize.
6437 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6438 removing loc that is equal to cur_loc, clear cur_loc,
6439 set cur_loc_changed and ensure variable_was_changed is called.
6440 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6441 compare pointers in cur_loc check, if it is equal to loc,
6442 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6443 (variable_different_p): Remove compare_current_location argument,
6444 don't compare cur_loc.
6445 (dataflow_set_different_1): Adjust variable_different_p caller.
6446 (variable_was_changed): If dv had some var in changed_variables
6447 already, reset in_changed_variables flag for it and propagate
6448 cur_loc_changed over to the new variable. On empty var
6449 always set cur_loc_changed. Set in_changed_variables on whatever
6450 var is added to changed_variables.
6451 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6452 Use shared_var_p. When removing loc that is equal to cur_loc,
6453 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6454 end, don't set it to something else, just call variable_was_changed.
6455 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6456 loc being removed, clear cur_loc and set cur_loc_changed.
6457 Set cur_loc_changed if all locations have been removed.
6458 (struct expand_loc_callback_data): New type.
6459 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6460 allocated. Always create SUBREGs if simplify_subreg failed.
6461 Prefer to use cur_loc, when that fails and still in
6462 changed_variables (and seen first time) recompute it. Set
6463 cur_loc_changed of variables which had to change cur_loc and
6464 compute elcd->cur_loc_changed if any of the subexpressions used
6465 had to change cur_loc.
6466 (vt_expand_loc): Adjust to pass arguments in
6467 expand_loc_callback_data structure.
6468 (vt_expand_loc_dummy): New function.
6469 (emitted_notes): New variable.
6470 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6471 that weren't used for any other decl in current
6472 emit_notes_for_changes call call vt_expand_loc_dummy to update
6473 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6474 first loc_chain location if NULL before. Always use just
6475 cur_loc instead of first loc_chain location. When cur_loc_changed
6476 is false, when not --enable-checking=rtl just don't emit any note.
6477 When rtl checking, compute the note and assert it is the same
6478 as previous note. Clear cur_loc_changed and in_changed_variables
6479 at the end before removing from changed_variables.
6480 (check_changed_vars_3): New function.
6481 (emit_notes_for_changes): Traverse changed_vars to call
6482 check_changed_vars_3 on each changed var.
6483 (emit_notes_for_differences_1): Clear cur_loc_changed and
6484 in_changed_variables. Recompute cur_loc of new_var.
6485 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6486 (vt_emit_notes): Initialize and destroy emitted_notes.
6488 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6490 PR rtl-optimization/42220
6491 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6492 Use verify_reg_tracked to determine if we should use OP_OUT rather
6494 (build_def_use): If we see an in-out operand for a register that we
6495 know nothing about, treat is an output if possible, fail the block if
6498 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6501 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6504 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6507 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6508 uses of relevant DEFs that are dead outside the loop too.
6510 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6512 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6514 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6516 * var-tracking.c (values_to_unmark): New variable.
6517 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6518 values_to_unmark vector. Moved body to...
6519 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6520 instead queue it into values_to_unmark vector.
6521 (vt_find_locations): Free values_to_unmark vector.
6523 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6525 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6526 (site.exp): Export them when plugins are enabled.
6528 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6531 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6533 (chrec_fold_multiply): Same.
6535 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6538 * c-decl.c (build_compound_literal): Return early if init is
6541 2010-03-04 Martin Jambor <mjambor@suse.cz>
6543 PR tree-optimization/43164
6544 PR tree-optimization/43191
6545 * tree-sra.c (type_consists_of_records_p): Reject records with
6546 zero-size bit-fields at the end.
6548 2010-03-04 Mike Stump <mikestump@comcast.net>
6550 * Makefile.in (TAGS): Remove *.y.
6552 2010-03-04 Richard Guenther <rguenther@suse.de>
6554 PR tree-optimization/40761
6555 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6557 (my_rev_post_order_compute): New function.
6558 (init_pre): Call it.
6560 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6563 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6564 decrease the cost of an IV candidate when the cost is infinite.
6566 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6568 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6569 Use '3DNow!' for the extension of that name, ensure normal space
6571 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6573 2010-03-03 Jeff Law <law@redhat.com>
6575 * PR middle-end/32693
6576 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6577 than gen_rtx_SUBREG.
6578 (extract_bit_field_1): Likewise.
6580 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6582 * doc/sourcebuild.texi (Test directives): Document that arguments
6583 include-opts and exclude-opts are now optional for dg-skip-if,
6584 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6586 2010-03-03 Jason Merrill <jason@redhat.com>
6589 * cgraph.h (varpool_node): Add extra_name field.
6590 * varpool.c (varpool_extra_name_alias): New.
6591 (varpool_assemble_decl): Emit extra name aliases.
6592 (varpool_mark_needed_node): Look past an extra name alias.
6593 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6594 * lto-streamer-in.c (lto_input_tree): Read it.
6595 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6597 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6599 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6600 (sparc*-*-solaris2*): ...this.
6602 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6605 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6606 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6607 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6608 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6611 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6612 fallthrough to default handling, just with want_address 0 instead of 2.
6613 For single element lists, add_AT_loc directly, otherwise create an
6614 artificial variable DIE and stick location list to it.
6617 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6618 (VAL_EXPR_HAS_REVERSE): Define.
6619 (reverse_op): New function.
6620 (add_stores): For reversible operations add an extra MO_VAL_USE.
6622 2010-03-02 Jason Merrill <jason@redhat.com>
6624 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6626 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6628 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6629 (sparc64-*-linux*): Likewise.
6630 (sparc64-*-solaris2*): Include assembler files before linker ones.
6631 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6632 * config/sparc/gas.h: Delete.
6633 * config/sparc/sol2-64.h: Add copyright notice.
6634 * config/sparc/sol2-gas-bi.h: Likewise.
6635 * config/sparc/sol2-gld.h: Likewise.
6636 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6637 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6638 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6639 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6640 (sparc_elf_asm_named_section): Rename into...
6641 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6643 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6645 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6647 2010-03-02 Jeff Law <law@redhat.com>
6650 * reload1.c (rtx_p, substitute_stack): Declare.
6651 (substitute): Record addresses of changed rtxs.
6652 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6653 Restore the original rtx when complete.
6654 (reload): Free subsitute_stack when complete.
6656 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6658 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6659 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6661 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6662 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6663 Torture Tests): Change from subsection to section.
6665 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6666 Steven Bosscher <steven@gcc.gnu.org>
6668 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6671 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6674 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6675 the assignment from the new induction variable to the assignment
6676 of the value from the original loop PHI function.
6678 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6679 Daniel Jacobowitz <dan@codesourcery.com>
6681 * doc/sourcebuild.texi (Test directives): Clarify options to
6684 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6686 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6687 Disable cfi directives unless GCC and gas agree on using read-only
6688 .eh_frame sections for 64-bit.
6689 * configure: Regenerate.
6691 2010-03-01 Richard Guenther <rguenther@suse.de>
6693 PR tree-optimization/43220
6694 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6695 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6697 2010-03-01 Richard Guenther <rguenther@suse.de>
6698 Martin Jambor <mjambor@suse.cz>
6701 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6702 gimplified parameters.
6704 2010-03-01 Christian Bruel <christian.bruel@st.com>
6706 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6708 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6710 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6712 2010-03-01 Richard Guenther <rguenther@suse.de>
6715 * expr.c (expand_assignment): Use the alias-oracle to tell
6716 if the rhs aliases the result decl.
6718 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6721 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6722 to sol_gt_pch_get_address.
6723 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6724 64-bit, SPARC and x86.
6725 (sol_gt_pch_get_address): New function.
6727 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6729 * toplev.h (inform_n, error_n): Declare.
6730 * diagnostic.c (inform_n, error_n): New function.
6732 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6734 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6735 has no rtl yet when processing local_decls, queue it and recheck
6736 if deferred stack allocation hasn't assigned it rtl.
6738 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6740 * config/sh/sh.c (unspec_bbr_uid): New.
6741 (gen_block_redirect): Use it instead of INSN_UID.
6742 (gen_far_branch): Likewise.
6744 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6746 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6747 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6749 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6751 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6752 (Warning Options): -Wno-conversion-null is valid for
6753 Objective-C++ as well.
6754 * doc/tm.texi (Named Address Spaces): Likewise.
6755 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6756 * doc/tree-ssa.texi (Tree SSA): Likewise.
6758 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6761 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6762 by default. Don't set the default arch for
6763 i[34567]86-*-darwin*|x86_64-*-darwin*.
6765 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6768 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6769 default. Set the default 32bit/64bit archs with $with_arch
6770 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6772 2010-02-27 Richard Guenther <rguenther@suse.de>
6774 PR tree-optimization/43186
6775 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6776 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6777 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6778 unroller iterations.
6780 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6782 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6783 required and i[34567]86-*-* targets don't support 64bit ISA.
6785 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6788 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6791 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6793 * config.gcc: Set the default arch at least to Prescott for
6794 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6795 if SSE math is enabled.
6797 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6799 * diagnostic.c (diagnostic_initialize): Update.
6800 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6802 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6803 (diagnostic_inhibit_notes): New.
6804 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6806 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6809 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6810 * doc/standards.texi: Likewise.
6811 * doc/extend.texi: Likewise.
6812 * doc/trouble.texi: Likewise.
6813 * doc/cppopts.texi: Likewise.
6814 * doc/install.texi: Likewise.
6815 * c.opt (std=c90,std=gnu90): New options.
6816 * c-opts.c (c_common_handle_option): Handle them.
6818 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6821 * c-decl.c (undeclared_variable): Use an informative note.
6823 2010-02-26 Richard Guenther <rguenther@suse.de>
6825 PR tree-optimization/43186
6826 * gimple.h (gimple_fold): Remove.
6827 * gimple.c (gimple_fold): Remove. Inline into single user ...
6828 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6829 Try harder for conditions.
6831 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6834 * function.c (used_types_insert): Don't skip through named pointer
6835 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6836 and it is different from the main variant's type.
6838 2010-02-26 Nick Clifton <nickc@redhat.com>
6840 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6842 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6844 * config.gcc: Support --with-fpmath=sse for x86.
6846 * config/i386/ssemath.h: New.
6848 * doc/install.texi (--with-fpmath=sse): Documented.
6850 2010-02-26 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/43188
6853 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6854 vector types of over-aligned element type.
6856 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6859 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6860 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6862 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6864 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6866 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6868 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6869 * var-tracking.c: Include diagnostic.h.
6870 (debug_dv): New function.
6871 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6874 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6875 (add_value_chain, add_value_chains, remove_value_chain,
6876 remove_value_chains): Handle DEBUG_EXPRs.
6877 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6880 * regcprop.c (struct queued_debug_insn_change): New type.
6881 (struct value_data_entry): Add debug_insn_changes field.
6882 (struct value_data): Add n_debug_insn_changes field.
6883 (debug_insn_changes_pool): New variable.
6884 (free_debug_insn_changes, apply_debug_insn_changes,
6885 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6886 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6887 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6889 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6891 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6892 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6893 changes, call cprop_find_used_regs via note_stores.
6894 (copyprop_hardreg_forward): When copying vd from predecessor
6895 which has any queued DEBUG_INSN changes, make sure the pointers are
6896 cleared. At the end call df_analyze and then if there are any
6897 DEBUG_INSN changes queued at the end of some basic block for still
6898 live registers, apply them.
6899 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6901 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6903 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6906 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6908 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6909 targets. Set the default with_cpu/with_arch from arch/cpu.
6910 Allow x86-64 and native for with_cpu/with_arch.
6912 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6914 * ebitmap.c: Change calls to verify_popcount with calls to
6915 sbitmap_verify_popcount.
6916 (ebitmap_clear_bit): Fixed map->cacheindex test and
6917 map>cache update when bit clearing results in an empty
6920 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6923 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6924 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6925 and support both V2DF and V2DI modes.
6926 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6927 support both V2DF and V2DI modes.
6928 (general): Delete trailing whitespace from a few patterns.
6930 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6931 V2DF/V2DI interleave high/low builtins.
6933 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6936 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6937 interleave high/low functions.
6939 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6941 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6942 #pragma extern_prefix.
6944 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6947 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6948 BLKmode, assert op0 is a MEM and just adjust its mode.
6951 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6952 if bitpos isn't multiple of mode's bitsize.
6954 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6956 * c.opt (-ftemplate-depth=): New.
6957 (-ftemplate-depth-): Deprecate.
6958 * optc-gen.awk: Handle -ftemplate-depth=.
6959 * opth-gen.awk: Likewise.
6960 * c-opts.c (c_common_handle_option): Likewise.
6961 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6963 2010-02-24 Jason Merrill <jason@redhat.com>
6965 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6967 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6969 * cfg.c (alloc_aux_for_block): Remove inline.
6970 (alloc_aux_for_edge): Likewise.
6972 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6974 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6976 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6978 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6979 * config/i386/sol2-gas.h: New file.
6980 * config.gcc (i[34567]86-*-solaris2*): Use it.
6982 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6985 * c-typeck.c (ep_convert_and_check): New.
6986 (build_conditional_expr): Use it.
6987 (build_binary_op): Likewise.
6989 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6991 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6994 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6995 bounds even for -O+.
6996 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6997 expr needs to have DECL_NAME set.
6999 2010-02-24 Nick Clifton <nickc@redhat.com>
7001 * config/mep/mep.c: Include gimple.h.
7002 (mep_function_uses_sp): Delete unused function.
7003 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7004 parameters. Use unsigned integers to count args. Return a
7005 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7007 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7010 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7011 greater or equal to nelt instead of 2 * nelt.
7012 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7015 2010-02-23 Jason Merrill <jason@redhat.com>
7018 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7019 in cfun->local_decls even if they have register types.
7022 * stor-layout.c (place_field): Don't warn about unnecessary
7023 DECL_PACKED if the type is packed.
7025 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7028 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7029 GOTOFF relocs, even when the base reg isn't pic pointer.
7031 2010-02-23 Michael Matz <matz@suse.de>
7034 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7035 (expand_gimple_basic_block): Generate and use debug temps if there
7036 are debug uses left after the last real use of TERed ssa names.
7037 Unlink debug immediate uses when they are expanded.
7039 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7042 * config/i386/i386.c (override_options): Reorganise to provide
7043 better error messages.
7045 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7048 * graphite-scop-detection.c (create_single_exit_edge): Move
7049 the call to find_single_exit_edge to....
7050 (create_sese_edges): ...here. Don't handle multiple edges
7051 exiting the function.
7052 (build_graphite_scops): Don't handle multiple edges
7053 exiting the function.
7055 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7058 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7059 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7061 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7064 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7066 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7069 * c-typeck.c (convert_arguments): Print declaration location.
7070 * c-common.c (validate_nargs): Rename as
7071 builtin_function_validate_nargs.
7072 (check_builtin_function_arguments): Update.
7074 2010-02-22 Richard Guenther <rguenther@suse.de>
7077 * tree-inline.c (declare_return_variable): Use the type of
7078 the call stmt lhs if available.
7080 2010-02-22 Duncan Sands <baldrick@free.fr>
7082 * passes.c (register_pass): Always consider all pass lists when
7083 ref_pass_instance_number is zero.
7085 2010-02-22 Richard Guenther <rguenther@suse.de>
7087 PR tree-optimization/42749
7088 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7089 parameter. Do arithmetic in the original type.
7090 (update_accumulator_with_ops): Likewise.
7091 (adjust_accumulator_values): Adjust.
7093 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7095 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7096 (QI to BLKmode splitter): New splitter.
7098 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7100 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7101 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7103 2010-02-22 Richard Guenther <rguenther@suse.de>
7105 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7107 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7109 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7110 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7111 ($(T)crti.o, $(T)crtn.o): Remove rules.
7113 2010-02-21 Tobias Burnus <burnus@net-b.de>
7116 * doc/invoke.texi (-fassociative-math): Document that this
7117 option is automatically enabled for Fortran.
7119 2010-02-20 David S. Miller <davem@davemloft.net>
7121 * configure.ac: Test if linker and assembler properly support
7122 GOTDATA_OP relocations.
7123 * configure: Rebuild.
7124 * config.in: Likewise.
7125 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7126 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7127 (movsi_high_pic): Likewise.
7128 (movdi_lo_sum_pic): Likewise.
7129 (movdi_high_pic): Likewise.
7130 (movsi_pic_gotdata_op): New pattern.
7131 (movdi_pic_gotdata_op): Likewise.
7132 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7133 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7135 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7138 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7139 attribute to ssemul.
7140 (xop_mulv2div2di3_high): Ditto.
7142 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7145 * c.opt (Wconversion-null): New option.
7146 * doc/invoke.texi (Wconversion-null): Document.
7148 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7150 * common.opt (Wlarger-than-): Add Undocumented.
7152 2010-02-19 Mike Stump <mikestump@comcast.net>
7154 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7156 2010-02-19 Jason Merrill <jason@redhat.com>
7159 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7160 * configure: Likewise.
7162 2010-02-20 Alan Modra <amodra@gmail.com>
7165 * cgraph.h (cgraph_make_decl_local): Declare.
7166 * cgraph.c (cgraph_make_decl_local): New function.
7167 (cgraph_make_node_local): Use it.
7168 * cgraphunit.c (cgraph_function_versioning): Likewise.
7169 * ipa.c (function_and_variable_visibility): Likewise.
7171 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7174 * except.c (sjlj_emit_function_enter): Don't call
7175 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7177 * rtl.h (add_reg_br_prob_note): Remove prototype.
7179 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7182 * c-common.c (conversion_warning): Remove widening conversions
7183 before checking the conversion of integers to reals.
7185 2010-02-19 Mike Stump <mikestump@comcast.net>
7188 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7191 * cgraphunit.c (process_function_and_variable_attributes): Check
7192 DECL_PRESERVE_P instead of looking up attribute "used".
7193 * ipa-pure-const.c (check_decl): Likewise.
7194 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7195 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7196 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7197 instead of attribute "used".
7198 * config/sol2-c.c (solaris_pragma_init): Likewise.
7199 (solaris_pragma_fini): Likewise.
7201 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7203 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7204 Use XCNEW instead of xcalloc.
7205 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7206 XNEW instead of xmalloc.
7207 (get_fields): Use XNEWVEC instead of xmalloc.
7210 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7211 populate vars array.
7212 (create_new_general_access): For debug stmts just reset value.
7213 (get_stmt_accesses): For accesses within debug stmts just record them
7214 using add_access_to_acc_sites instead of preventing the peeling or
7215 counting them as accesses.
7218 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7220 2010-02-19 Richard Guenther <rguenther@suse.de>
7222 PR tree-optimization/42916
7223 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7226 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7228 * configure.ac: Replace all uses of changequote in macro arguments
7229 with proper quoting.
7231 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7234 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7236 2010-02-19 Richard Guenther <rguenther@suse.de>
7238 PR tree-optimization/42944
7239 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7240 test for aliasing with errno.
7242 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7245 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7246 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7247 * dojump.c: Include output.h.
7248 (inv): New inline function.
7249 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7250 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7251 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7252 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7253 argument, pass it down to other calls.
7254 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7255 add REG_BR_PROB note to the conditional jump.
7256 * cfgexpand.c (add_reg_br_prob_note): Removed.
7257 (expand_gimple_cond): Don't call it, add the probability
7258 as last argument to jumpif_1/jumpifnot_1.
7259 * Makefile.in (dojump.o): Depend on output.h.
7260 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7262 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7263 * stmt.c (do_jump_if_equal): Likewise.
7264 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7265 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7266 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7268 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7269 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7270 jumpifnot_1 callers.
7271 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7273 (store_expr): Adjust jumpifnot caller.
7274 (store_constructor): Adjust jumpif caller.
7277 * gimplify.c (gimple_boolify): For __builtin_expect call
7278 gimple_boolify also on its first argument.
7280 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7282 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7284 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7285 * configure: Regenerated.
7287 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7289 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7290 lang_hooks.types_compatible_p instead of comptypes.
7292 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7294 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7295 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7296 if __prefer_thumb__ is defined.
7298 2010-02-18 Martin Jambor <mjambor@suse.cz>
7300 PR tree-optimization/43066
7301 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7302 array with zero-sized element type.
7304 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7306 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7307 rtx, allocate struct var_loc_node here and return it to the
7308 caller, and only if it is actually needed.
7309 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7310 move it earlier and return immediately if it returns NULL.
7312 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7314 * config/sparc/gas.h: New file. Restore
7315 TARGET_ASM_NAMED_SECTION to its ELF default.
7316 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7318 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7319 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7320 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7321 after sparc/sysv4.h.
7323 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7325 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7327 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7329 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7330 patterns from predicated pattern.
7332 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7335 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7336 for insn mnemonic suffix.
7338 2010-02-17 Richard Guenther <rguenther@suse.de>
7340 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7343 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7346 * caller-save.c (save_call_clobbered_regs): If BB ends with
7347 a DEBUG_INSN, move any notes in between last real insn and the last
7348 DEBUG_INSN after the last DEBUG_INSN.
7350 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7352 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7353 Fix return type. Fix argument type. Explain meaning of return value.
7355 2010-02-16 Richard Guenther <rguenther@suse.de>
7357 PR tree-optimization/41043
7358 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7359 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7361 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7363 2010-02-16 Ira Rosen <irar@il.ibm.com>
7365 PR tree-optimization/43074
7366 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7367 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7368 vectorizable cycles in hybrid SLP check.
7369 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7371 2010-02-16 Richard Guenther <rguenther@suse.de>
7373 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7374 (true_dependence): If memrefs_conflict_p computes must-alias
7375 trust it. Move TBAA check after offset-based disambiguation.
7376 (canon_true_dependence): Likewise.
7378 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7380 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7381 * doc/invoke.texi: Document it.
7382 * var-tracking.c: Include toplev.h and params.h.
7383 (vt_find_locations): Return bool indicating success. Compute
7384 hash sizes unconditionally. Check new parameter, report.
7385 (variable_tracking_main_1): Check vt_find_locations results and
7386 retry. Renamed from...
7387 (variable_tracking_main): ... this. New wrapper to preserve
7388 flag_var_tracking_assignments.
7389 * Makefile.in (var-tracking.o): Adjust dependencies.
7391 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7392 Jakub Jelinek <jakub@redhat.com>
7395 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7396 if weak_import attribute is present.
7397 * config/darwin.c (machopic_select_section): Likewise.
7399 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7401 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7402 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7403 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7404 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7406 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7409 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7412 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7413 Rewrite text to refer to the names.
7415 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7417 * config/i386/i386-builtin-types.def
7418 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7419 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7420 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7421 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7422 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7423 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7424 IX86_BUILTIN_VPERMIL2PS256.
7425 (MULTI_ARG_4_DF2_DI_I): Defined.
7426 (MULTI_ARG_4_DF2_DI_I1): Defined.
7427 (MULTI_ARG_4_SF2_SI_I): Defined.
7428 (MULTI_ARG_4_SF2_SI_I1): Defined.
7429 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7430 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7431 __builtin_ia32_vpermil2ps256.
7432 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7433 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7434 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7435 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7436 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7437 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7438 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7439 CODE_FOR_xop_vpermil2v8sf3.
7440 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7441 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7442 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7443 (_mm256_permute2_pd): New.
7444 (_mm_permute2_ps): New.
7445 (_mm256_permute2_ps): New.
7447 2010-02-15 Nick Clifton <nickc@redhat.com>
7449 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7450 boolean parameters. Use emit_jump_insn when emitting a pop
7451 instruction containing a return insn.
7452 (push): Use 'true' rather than '1' as second parameter to F.
7453 (h8300_expand_prologue): Likewise.
7454 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7455 (h8300_expand_epilogue): Likewise.
7457 2010-02-15 Richard Guenther <rguenther@suse.de>
7460 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7463 2010-02-15 Nick Clifton <nickc@redhat.com>
7465 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7468 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7470 * intl.c (fake_ngettext): New function.
7471 * intl.h (fake_ngettext): Declare.
7472 (ngettext): Define macro.
7473 * collect2.c (notice_translated): New function.
7474 (main): Use notice_translated and ngettext.
7475 * collect2.h (notice_translated): Declare.
7477 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7479 * reorg.c (delete_computation): Comment fixes.
7480 * caller-save.c (setup_save_areas): Idem.
7481 * sel-sched-dump.c (dump_lv_set): Idem.
7484 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7486 * config/s390/s390.c (s390_sched_init): New function.
7487 (TARGET_SCHED_INIT): Target hook defined.
7489 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7490 Jack Howarth <howarth@bromo.med.uc.edu>
7491 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7494 Partial revert of unintended change in fix for PR41605.
7495 * config/darwin.h: Fix typo.
7496 * config/darwin9.h: Same.
7498 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7500 * c-pch.c (pch_init): Clear v.
7502 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7505 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7506 graphite_can_represent_init for MULT_EXPR.
7508 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7512 * graphite-sese-to-poly.c (remove_phi): New.
7513 (translate_scalar_reduction_to_array): Call remove_phi.
7515 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7518 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7519 * graphite-clast-to-gimple.h (gloog): Update declaration.
7520 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7521 * graphite-poly.h (struct poly_bb): Add missing comments.
7522 (struct scop): Add poly_scop_p field.
7524 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7525 * graphite.c (graphite_transform_loops): Build the polyhedral
7526 representation for each scop before code generation.
7527 * sese.c (rename_variables_in_operand): Removed.
7528 (rename_variables_in_expr): Return the renamed expression.
7529 (rename_sese_parameters): New.
7530 * sese.h (rename_sese_parameters): Declared.
7532 2010-02-11 Richard Guenther <rguenther@suse.de>
7534 PR tree-optimization/42998
7535 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7536 POINTER_PLUS_EXPR properly.
7538 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7539 Changpeng Fang <changpeng.fang@amd.com>
7542 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7543 the cost of an IV candidate when the IV is used in a test against zero.
7545 * gcc.dg/tree-ssa/ivopts-3.c: New.
7547 2010-02-11 Richard Guenther <rguenther@suse.de>
7550 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7551 pointer-vs-decl case by swapping refs. Handle some cases
7552 of pointer-vs-decl disambiguations more conservatively.
7553 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7554 to false after expanding.
7556 2010-02-11 Richard Guenther <rguenther@suse.de>
7559 * gcc.c (process_command): Handle LTO file@offset case more
7562 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7564 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7565 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7567 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7569 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7570 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7571 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7572 Optimize eq/ne comparisons when both arguments are known to be
7574 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7575 Don't mask operands unnecessarily if they are known to be already
7578 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7580 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7583 2010-02-10 Richard Guenther <rguenther@suse.de>
7585 PR tree-optimization/43017
7586 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7587 for wrapping signed arithmetic.
7589 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7592 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7593 if no debug info should be emitted for it.
7595 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7597 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7598 note when flag_exceptions is set.
7600 2010-02-10 Duncan Sands <baldrick@free.fr>
7602 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7604 2010-02-10 Richard Guenther <rguenther@suse.de>
7607 * tree.c (get_unwidened): Handle constants.
7608 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7610 2010-02-10 Martin Jambor <mjambor@suse.cz>
7613 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7614 check for variable argument counts independently.
7616 2010-02-10 Christian Bruel <christian.bruel@st.com>
7619 * config/sh/sh.c (find_barrier): Increase length for non delayed
7620 conditional branches.
7622 2010-02-10 Christian Bruel <christian.bruel@st.com>
7624 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7626 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7628 * builtins.c (set_builtin_user_assembler_name): Also handle
7629 ffs if int is smaller than word.
7631 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7634 * ira-conflicts.c (get_dup): Remove.
7635 (process_reg_shuffles): Add new parameter. Use it as an
7636 additional guard for copy generation.
7637 (add_insn_allocno_copies): Rewrite.
7639 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7641 * common.opt (fsched2-use-traces): Preserved for backward
7643 * doc/invoke.texi: Remove the documentation about option
7644 -fsched2-use-traces.
7645 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7646 flag_sched2_use_traces.
7647 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7648 the backward compatibility flag section.
7650 2010-02-09 Richard Guenther <rguenther@suse.de>
7652 PR tree-optimization/43008
7653 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7654 make HEAP variables initialized from global memory if they
7655 are not known builtin functions.
7656 (find_func_aliases): Adjust.
7658 2010-02-09 Richard Guenther <rguenther@suse.de>
7660 PR tree-optimization/43000
7661 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7662 arithmetic manually.
7664 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7666 PR tree-optimization/42931
7667 * tree-loop-linear.c (try_interchange_loops): Don't call
7668 double_int_mul if estimated_loop_iterations failed.
7670 2010-02-08 Martin Jambor <mjambor@suse.cz>
7673 * tree-sra.c (build_accesses_from_assign): Do not mark in
7674 should_scalarize_away_bitmap if stmt has volatile ops.
7675 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7678 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7680 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7682 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7684 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7687 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7690 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7692 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7695 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7696 to unknown_dependence.
7697 (graphite_legal_transform_dr): Handle the unknown_dependence.
7698 (graphite_carried_dependence_level_k): Same.
7700 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7702 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7704 2010-02-07 Richard Guenther <rguenther@suse.de>
7707 * expr.c (get_inner_reference): Always initialize *pbitsize.
7709 2010-02-07 Richard Guenther <rguenther@suse.de>
7712 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7713 new ARRAY_REFs on variable size element or minimal index arrays.
7715 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7716 gimple_fold_indirect_ref.
7718 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7721 * arm.c (arm_override_options): Just return if the user has specified
7722 an invalid fpu name.
7724 2010-02-03 Jason Merrill <jason@redhat.com>
7727 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7728 i386_pe_maybe_record_exported_symbol.
7730 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7733 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7734 (pa_delegitimize_address): New function.
7736 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7738 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7739 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7741 2010-02-05 Richard Guenther <rguenther@suse.de>
7744 * lto-streamer-in.c (get_resolution): Deal with references
7745 to undefined functions.
7747 2010-02-05 Richard Guenther <rguenther@suse.de>
7749 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7750 (fold_const_aggregate_ref): Likewise.
7751 (ccp_fold_stmt): Substitute loads.
7752 (maybe_fold_reference): Verify types before substituting.
7754 (fold_gimple_assign): Unshare properly.
7755 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7757 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7759 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7760 for rs6000_gen_cell_microcode.
7762 2010-02-04 Richard Guenther <rguenther@suse.de>
7764 PR rtl-optimization/42952
7765 * dse.c (const_or_frame_p): Remove MEM handling.
7767 2010-02-04 Nick Clifton <nickc@redhat.com>
7769 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7770 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7771 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7772 (mn10300_asm_output_mi_thunk): New function.
7773 (mn10300_can_output_mu_thunk): New function.
7774 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7775 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7776 (FUNCTION_ARG): Delete incorrect comment.
7778 2010-02-03 Jason Merrill <jason@redhat.com>
7781 * fold-const.c (operand_equal_p): Handle erroneous types.
7783 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7785 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7787 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7789 PR rtl-optimization/42941
7790 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7793 2010-02-03 Jason Merrill <jason@redhat.com>
7796 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7798 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7801 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7802 (cselib_reset_table): Renamed from...
7803 (cselib_reset_table_with_next_value): ... this.
7804 (cselib_get_next_uid): Renamed from...
7805 (cselib_get_next_unknown_value): ... this.
7806 * cselib.c (next_uid): Renamed from...
7807 (next_unknown_value): ... this.
7808 (cselib_clear_table): Adjust.
7809 (cselib_reset_table): Adjust. Renamed from...
7810 (cselib_reset_table_with_next_value): ... this.
7811 (cselib_get_next_uid): Adjust. Renamed from...
7812 (cselib_get_next_unknown_value): ... this.
7813 (get_value_hash): Use hash.
7814 (cselib_hash_rtx): Likewise.
7815 (new_cselib_val): Adjust. Set and dump uid.
7816 (cselib_lookup_mem): Pass next_uid as hash.
7817 (cselib_subst_to_values): Likewise.
7818 (cselib_log_lookup): Dump uid.
7819 (cselib_lookup): Pass next_uid as hash. Adjust.
7820 (cselib_process_insn): Adjust.
7821 (cselib_init): Initialize next_uid.
7822 (cselib_finish): Adjust.
7823 (dump_cselib_table): Likewise.
7824 * dse.c (canon_address): Dump value uid.
7825 * print-rtl.c (print_rtx): Print value uid.
7826 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7828 (dv_uid): New function, sort of renamed from...
7829 (dv_htab_hash): ... this, reimplemented in terms of it and...
7830 (dv_uid2hash): ... this. New.
7831 (variable_htab_eq): Drop excess assertions.
7832 (tie_break_pointers): Removed.
7833 (canon_value_cmp): Compare uids.
7834 (variable_post_merge_New_vals): Print uids.
7835 (vt_add_function_parameters): Adjust.
7836 (vt_initialize): Reset table. Adjust.
7838 2010-02-03 Richard Guenther <rguenther@suse.de>
7840 PR tree-optimization/42944
7841 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7842 (call_may_clobber_ref_p_1): Likewise. Properly handle
7843 malloc and calloc clobbering errno.
7845 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7847 * doc/invoke.texi: Fix name of sched1 dump.
7849 * opts.c (decode_options): Set flag_tree_switch_conversion
7850 only conditionally on optimize >= 2.
7852 * gcse.c: Assorted comment fixes in pass description.
7854 2010-02-03 Anthony Green <green@moxielogic.com>
7856 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7857 nop padding in order to maintain alignment of storage location of
7858 target function address.
7859 (moxie_trampoline_init): Store target function address at newly
7861 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7863 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7865 2010-02-03 Richard Guenther <rguenther@suse.de>
7868 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7870 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7872 * config.gcc: Reenable check for obsolete targets.
7873 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7874 mips-sgi-irix6.[0-4]*.
7876 2010-02-02 Nick Clifton <nickc@redhat.com>
7878 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7879 constant size of 4 as being the same as 0.
7880 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7881 can take values in the range 0..4.
7883 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7886 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7887 as _darwin10_Unwind_FindEnclosingFunction().
7888 * libgcc-libsystem.ver: New.
7890 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7893 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7894 implicitly set registers.
7896 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7898 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7899 (arm_override_options): Allow automatic selection of the thread
7900 pointer register if thumb2.
7901 (legitimize_pic_address): Improve code sequences for Thumb2.
7902 (arm_call_tls_get_addr): Likewise.
7903 (legitimize_tls_address): Likewise.
7904 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7905 (pic_load_addr_32bit): ... this. New named pattern.
7906 * thumb2.md (pic_load_addr_thumb2): Delete.
7907 (pic_load_dot_plus_four): Delete.
7908 (tls_load_dot_plus_four): New named pattern.
7910 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7913 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7914 Document fix for TLS bug.
7916 2010-01-31 Richard Guenther <rguenther@suse.de>
7918 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7919 conservatively correct.
7921 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7925 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7927 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7929 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7931 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7933 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7935 * config.gcc: Adjust order of makefile fragments for mingw targets.
7937 2010-01-31 Richard Guenther <rguenther@suse.de>
7940 * gimplify.c (gimplify_init_constructor): For volatile LHS
7941 initialize a temporary.
7943 2010-01-31 Matthias Klose <doko@ubuntu.com>
7945 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7947 * configure: Regenerate.
7949 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7951 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7952 the same alias set and their sizes different constantness.
7953 (aliasing_component_refs_p): Revert 2009-10-24 change.
7955 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7957 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7960 2010-01-29 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7963 Assert we successfully updated the call.
7965 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7967 PR rtl-optimization/42889
7968 * df.h (df_set_bb_dirty_nonlr): New prototype.
7969 * df-core.c (df_set_bb_dirty_nonlr): New function.
7970 * df-scan.c (df_insn_rescan): Call it instead of
7971 df_set_bb_dirty for DEBUG_INSNs.
7973 2010-01-29 Richard Guenther <rguenther@suse.de>
7976 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7977 quadratic behavior in most cases.
7979 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7982 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7983 in the call to gen_x86_movsicc_0_m1.
7985 2010-01-28 Richard Guenther <rguenther@suse.de>
7987 PR tree-optimization/42871
7988 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7990 2010-01-28 Richard Guenther <rguenther@suse.de>
7992 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7993 into call arguments.
7995 2010-01-28 Richard Guenther <rguenther@suse.de>
7998 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7999 the forwarder if the destination is an EH landing pad.
8001 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8003 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8004 block list passed to gimple_duplicate_sese_tail.
8005 (parallelize_loops): Avoid parallelization when the function
8007 Avoid parallelization when the preheader is IRREDUCIBLE.
8008 Try to optimize when estimated_loop_iterations_int is unresolved.
8009 Add the loop's location to the dump file.
8010 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8011 (gimple_duplicate_sese_tail): Remove the check for the latch.
8012 Redirect nexits to the exit block.
8013 Remove handling of the incoming edges to the latch.
8014 Redirect the backedge from the copied latch to the exit bb.
8016 2010-01-28 Michael Matz <matz@suse.de>
8019 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8020 Wrap force_reg into a sequence, emit it before user.
8022 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8024 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8026 (arm_legacy_rev): Likewise.
8027 (thumb_legacy_rev): Likewise.
8029 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8031 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8032 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8033 on MEM's address failed, try avoid_constant_pool_reference and
8034 recurse if it returned something different.
8035 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8036 address, try avoid_constant_pool_reference and recurse if it
8037 returned something different.
8038 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8039 address and avoid_constant_pool_reference returned something
8040 different, don't set have_address.
8042 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8045 * var-tracking.c (val_store): Add modified argument, obey it.
8047 (count_uses): Move down logging of main.
8048 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8049 don't need resolution.
8050 (emit_notes_in_bb): Likewise.
8052 2010-01-27 Richard Guenther <rguenther@suse.de>
8055 * tree-inline.c (remap_decl): Delay remapping of SSA name
8056 default definitions until we need them.
8058 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8060 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8061 (rs6000_delegitimize_address): New function.
8063 * config/s390/s390.c (s390_delegitimize_address): Call
8064 delegitimize_mem_from_attrs.
8067 * tree-inline.c (cannot_copy_type_1): Removed.
8068 (copy_forbidden): Don't forbid copying of functions containing
8069 records/unions with variable length fields.
8071 2010-01-27 Christian Bruel <christian.bruel@st.com>
8075 * config/sh/sh.c (find_barrier): Increase length for non delayed
8076 conditional branches.
8078 2010-01-27 Matthias Klose <doko@ubuntu.com>
8080 * configure.ac (gnu-unique-object): Fix ldd version check.
8081 * configure: Regenerate.
8083 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8085 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8087 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8088 Test for HAVE_GNU_AS value.
8090 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8092 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8093 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8094 INT64_TYPE): Define.
8095 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8096 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8097 INT_LEAST64_TYPE): Define.
8098 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8099 UINT_LEAST64_TYPE): Define.
8100 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8101 INT_FAST64_TYPE): Define.
8102 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8103 UINT_FAST64_TYPE): Define.
8104 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8105 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8106 (SIG_ATOMIC_TYPE): Define.
8108 2010-01-26 Richard Guenther <rguenther@suse.de>
8110 * df-scan.c (df_scan_set_bb_info): Remove assert.
8111 (df_insn_rescan_debug_internal): Merge asserts.
8112 (df_install_ref): Likewise.
8113 (df_mark_reg): Use bitmap_set_range.
8114 (df_hard_reg_used_p): Remove assert.
8115 (df_hard_reg_used_count): Likewise.
8117 2010-01-26 Richard Guenther <rguenther@suse.de>
8119 PR rtl-optimization/42685
8120 * web.c (web_main): Ignore DEBUG_INSNs.
8122 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8124 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8126 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8127 Fix types of fndecl and arglist parameters.
8129 2010-01-26 Richard Guenther <rguenther@suse.de>
8132 * tree-eh.c (unsplit_eh): Skip debug insns.
8134 2010-01-26 Richard Guenther <rguenther@suse.de>
8136 PR tree-optimization/42250
8137 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8139 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8142 * omp-low.c (expand_omp_sections): Only use single_pred if
8143 l2_bb is single_pred_p.
8145 2010-01-25 Christian Bruel <christian.bruel@st.com>
8148 * config/sh/sh.c (find_barrier): Increase length for non delayed
8149 conditional branches.
8150 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8152 2010-01-24 David S. Miller <davem@davemloft.net>
8154 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8155 define if not using GAS.
8156 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8157 Likewise. Delete SECTION_MERGE code, which is only applicable
8160 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8163 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8164 mangling of va_list in system headers.
8166 2010-01-23 Toon Moene <toon@moene.org>
8168 * tree-predcom.c (combine_chains): Return NULL, not false.
8170 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8172 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8173 initialization of variable res to agree with return type.
8175 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8177 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8178 * tree-sra.c: Add include of expr.h.
8180 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8182 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8183 insert the debug stmt on the single non-EH edge from the stmt.
8185 2010-01-22 Richard Henderson <rth@redhat.com>
8188 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8189 the RHS until after generate_subtree_copies has insertted its
8190 code before the current statement.
8192 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8194 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8196 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8198 2010-01-21 Martin Jambor <mjambor@suse.cz>
8200 PR tree-optimization/42585
8201 * tree-sra.c (struct access): New field grp_total_scalarization.
8202 (dump_access): Dump the new field.
8203 (should_scalarize_away_bitmap): New variable.
8204 (cannot_scalarize_away_bitmap): Likewise.
8205 (sra_initialize): Allocate new bitmaps.
8206 (sra_deinitialize): Free new bitmaps.
8207 (create_access_1): New function.
8208 (create_access): Parts moved to create_access_1.
8209 (type_consists_of_records_p): New function.
8210 (completely_scalarize_record): Likewise.
8211 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8212 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8213 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8215 (analyze_all_variable_accesses): Completely scalarize small eligible
8218 2010-01-21 Martin Jambor <mjambor@suse.cz>
8220 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8222 2010-01-21 Andrew Haley <aph@redhat.com>
8224 * gcc.c (process_command): Move lang_specific_driver before
8225 setting cc_libexec_prefix.
8227 2010-01-21 Richard Guenther <rguenther@suse.de>
8230 * fold-const.c (negate_expr_p): Pretend only negative
8231 real constants are easily negatable.
8233 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8234 Jason Merrill <jason@redhat.com>
8236 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8237 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8238 * calls.c (initialize argument_information): Handle it.
8239 * c-common.c (handle_transparent_union_attribute): Use new name.
8240 * c-decl.c (finish_struct): Ditto.
8241 * c-typeck.c (type_lists_compatible_p): Ditto.
8242 (convert_for_assignment): Use new name and also handle record.
8243 * function.c (aggregate_value_p): Handle it.
8244 (pass_by_reference): Ditto.
8245 (assign_parm_data_types): Ditto.
8246 * print-tree.c (print_node): Ditto.
8247 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8248 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8249 * tree.c (first_field): New fn.
8251 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8254 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8255 even when linking statically, for now.
8257 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8260 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8261 without a cselib val.
8262 (count_uses): Accept MO_VAL_SET with no val on stores.
8263 (add_stores): Likewise.
8265 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8267 * var-tracking.c (check_value_val): Add a compile time assertion.
8268 (dv_is_decl_p): Simplify.
8269 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8270 gcc_assert if ENABLE_CHECKING.
8272 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8275 * var-tracking.c: Include tree-flow.h.
8276 (mem_dies_at_call): New.
8277 (dataflow_set_preserve_mem_locs): Use it.
8278 (dataflow_set_remove_mem_locs): Likewise.
8279 (dump_var): Renamed from dump_variable. Adjust all callers.
8280 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8281 * Makefile.in (var-tracking.o): Adjust deps.
8283 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8285 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8287 2010-01-20 Richard Guenther <rguenther@suse.de>
8289 PR tree-optimization/42717
8290 * tree-ssa-dce.c (get_live_post_dom): Remove.
8291 (forward_edge_to_pdom): Take an arbitrary edge to copy
8292 degenerate PHI args from.
8293 (remove_dead_stmt): Use the first post-dominator even if it
8294 does not contain live statements as redirection destination.
8296 2010-01-20 Richard Guenther <rguenther@suse.de>
8298 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8300 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8302 * sel-sched.c (create_speculation_check): Remove set but not used
8304 (try_transformation_cache): Remove set but not used variable ds.
8305 (calculate_privileged_insns): Remove set but not used variables
8306 cur_insn and min_spec_insn.
8307 (find_best_expr): Remove set but not used variable avail_n.
8308 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8310 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8312 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8313 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8316 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8319 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8320 cpu types. Add support for *-sse3 cpu types.
8321 (x86_64-*-*): Ditto.
8323 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8326 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8327 argument, call initializer_constant_valid_p_1 instead of
8328 initializer_constant_valid_p, pass CACHE to it, return NULL
8329 immediately if first call returns NULL.
8330 (initializer_constant_valid_p_1): New function.
8331 (initializer_constant_valid_p): Use it.
8333 2010-01-20 Thomas Quinot <quinot@adacore.com>
8335 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8337 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8339 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8340 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8341 (loc_list_from_tree): Don't handle unsigned division. Handle
8342 signed modulo using DW_OP_{over,over,div,mul,minus}.
8343 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8344 modulo instead of signed.
8346 2010-01-20 DJ Delorie <dj@redhat.com>
8348 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8350 (h8300_emit_stack_adjustment): Propogate it.
8352 (h8300_expand_prologue): Likewise.
8353 (h8300_expand_epilogue): Likewise.
8355 2010-01-19 Michael Matz <matz@suse.de>
8357 PR tree-optimization/41783
8358 * tree-data-ref.c (toplevel): Include flags.h.
8359 (dump_data_dependence_relation): Also dump the inputs if the
8360 result will be unknown.
8361 (split_constant_offset_1): Look through some conversions.
8362 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8363 the offset from last element is too large.
8364 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8365 (reassociate_to_the_same_stmt): Handle vector registers.
8366 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8368 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8369 wide_prolog_niters argument, emit widening instructions.
8370 (vect_do_peeling_for_alignment): Adjust caller, use widened
8371 variant of the iteration cound.
8372 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8374 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8377 * config/arm/neon-testgen.m (emit_automatics): New parameter
8378 features. Adjust for Fixed_return_reg feature.
8379 (test_intrinsic): Call emit_automatics with new feature.
8380 * config/arm/neon.ml: Update copyright years.
8381 (features): New Fixed_return_reg feature.
8382 (ops): Update feature for Vget_low.
8384 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8386 PR tree-optimization/42719
8387 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8391 * fwprop.c (all_uses_available_at): Return false if def_set dest
8392 is a REG that is used in def_insn.
8394 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8396 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8398 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8401 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8403 * target.h (struct gcc_target) <secondary_reload>: Change type
8404 of last argument to secondary_reload_info *.
8406 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8409 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8410 memory references with unaligned offsets. Remove CQImode handling.
8411 (unaligned_memory_operand): Return 1 for memory references with
8412 unaligned offsets. Remove CQImode handling.
8414 2010-01-18 Richard Guenther <rguenther@suse.de>
8417 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8420 2010-01-18 Richard Guenther <rguenther@suse.de>
8422 PR tree-optimization/42781
8423 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8424 restrict processing only if the original variable was artificial.
8426 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8428 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8429 find number of popped argument bytes.
8431 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8432 Fix the text that describes the return value for invalid insns.
8434 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8436 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8437 Clarify what 'cost of the -dependence' is. Fix quoting.
8439 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8440 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8442 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8444 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8445 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8447 2010-01-17 Richard Guenther <rguenther@suse.de>
8450 * function.c (split_complex_args): Take a VEC to modify.
8451 (assign_parms_augmented_arg_list): Build a VEC instead of
8452 a chain of PARM_DECLs.
8453 (assign_parms_unsplit_complex): Take a VEC of arguments.
8454 Do not fixup unmodified parms.
8455 (assign_parms): Deal with the VEC.
8456 (gimplify_parameters): Likewise.
8458 2010-01-17 Richard Guenther <rguenther@suse.de>
8460 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8461 node existence check.
8462 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8463 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8464 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8465 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8466 (gimple_execute_on_growing_pred): Likewise.
8468 2010-01-17 Richard Guenther <rguenther@suse.de>
8470 PR tree-optimization/42773
8471 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8472 (compute_antic_aux): Likewise.
8473 (compute_partial_antic_aux): Likewise.
8475 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8478 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8481 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8483 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8486 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8487 Fix markup for strict argument.
8489 (TARGET_SCHED_REORDER2): Fix argument types.
8491 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8492 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8494 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8495 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8497 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8500 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8501 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8502 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8503 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8504 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8506 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8508 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8510 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8511 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8513 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8515 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8518 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8520 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8521 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8523 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8525 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8527 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8528 referring to it. Fix language.
8530 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8532 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8534 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8536 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8538 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8539 '@var{stream}. Remove stray 'and'.
8541 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8543 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8545 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8547 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8548 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8550 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8551 Fix description of return value.
8552 Rename argument "sz" to "len."
8554 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8555 Clarify meaning of 'true' return value.
8557 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8559 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8560 rep_mode versus mode_rep.
8562 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8564 (TARGET_BUILTIN_DECL): Fix name.
8566 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8568 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8570 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8572 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8574 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8576 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8579 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8580 Rename argument tm_fn to md_fn.
8582 (TARGET_OPTION_PRINT): Fix argument list.
8584 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8587 * config/i386/i386.c (ix86_fixup_binary_operands):
8588 Revert FMA4 fixup of operands.
8590 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8593 * Makefile.in (write_entries_to_file, install-plugin):
8594 Use \012 instead of \n with tr.
8596 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8598 * configure.ac (HAVE_AS_REF): New C macro.
8599 * configure: Regenerate.
8600 * config.in: Likewise.
8601 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8603 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8606 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8608 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8610 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8612 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8614 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8616 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8618 (TARGET_BINDS_LOCAL_P): Fix argument type.
8620 (TARGET_ASM_FILE_END): Use prototype.
8622 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8624 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8626 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8628 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8630 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8631 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8633 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8634 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8636 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8637 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8638 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8639 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8641 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8643 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8645 (TARGET_INIT_BUILTINS): Use prototype.
8647 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8648 Put 'const char *' in braces. Fix parameter types.
8649 (TARGET_INVALID_CONVERSION): Fix parameter types.
8650 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8651 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8653 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8656 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8658 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8660 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8662 * doc/tm.texi (TARGET_HELP): Fix return type.
8664 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8665 in braces. Fix argument types.
8667 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8669 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8671 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8673 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8674 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8676 (TARGET_MANGLE_TYPE): Fix argument types.
8678 (TARGET_IRA_COVER_CLASSES): Use prototype.
8680 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8682 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8684 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8686 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8688 (TARGET_CALLEE_COPIES): Fix argument types.
8690 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8692 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8694 (TARGET_FUNCTION_VALUE): Fix argument types.
8696 (TARGET_RETURN_IN_MSB): Fix argument type.
8698 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8700 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8702 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8704 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8705 agree with return type.
8707 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8709 2010-01-15 Jing Yu <jingyu@google.com>
8711 PR rtl-optimization/42691
8712 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8713 a pseudo to a constant and are merged, and adjust comments.
8715 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8717 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8719 2010-01-15 Richard Guenther <rguenther@suse.de>
8722 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8723 labels of computed or non-local gotos to the destination.
8724 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8725 landing pad label is the first label.
8727 2010-01-15 Richard Guenther <rguenther@suse.de>
8729 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8731 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8734 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8735 to allow generation of the xssqrtdp instruction on power7.
8736 (sqrtdf2_fpr): Ditto.
8738 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8741 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8742 functions with noreturn attribute.
8745 * varasm.c (declare_weak): Add weak attribute to decl if it
8746 doesn't have one already.
8747 (assemble_external): Only add decls to weak_decls if they also
8748 have weak attribute.
8750 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8752 * var-tracking.c (var_reg_delete): Don't delete the association
8753 between REGs and values or one-part variables if the register
8756 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8759 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8760 because its first operand is a non-localized variable.
8762 2010-01-14 Martin Jambor <mjambor@suse.cz>
8764 PR tree-optimization/42706
8765 * tree-sra.c (encountered_recursive_call): New variable.
8766 (encountered_unchangable_recursive_call): Likewise.
8767 (sra_initialize): Initialize both new variables.
8768 (callsite_has_enough_arguments_p): New function.
8769 (scan_function): Call decl and flags check only for IPA-SRA, check
8770 whether there is a recursive call and whether it has enough arguments.
8771 (all_callers_have_enough_arguments_p): New function.
8772 (convert_callers): Look for recursive calls only when
8773 encountered_recursive_call is set.
8774 (ipa_early_sra): Bail out either if
8775 !all_callers_have_enough_arguments_p or
8776 encountered_unchangable_recursive_call.
8778 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8780 * sel-sched.c: Add 2010 to copyright years.
8781 * sel-sched-ir.c: Likewise.
8782 * sel-sched-ir.h: Likewise.
8784 2010-01-14 Martin Jambor <mjambor@suse.cz>
8786 PR tree-optimization/42714
8787 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8788 constructors specially.
8790 2010-01-14 Andi Kleen <ak@linux.intel.com>
8792 * config/i386/drivers-i386.c (detect_caches_intel):
8793 Add l2sizekb parameter and fill in.
8794 (host_detect_local_cpu): Add l2sizekb, fill in.
8795 Add Atom small cache heuristic.
8797 2010-01-14 Andi Kleen <ak@linux.intel.com>
8799 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8800 Add level3 parameter and fill in.
8801 (detect_caches_intel): Handle level3 cache.
8803 2010-01-14 Andi Kleen <ak@linux.intel.com>
8805 * config/i386/drivers-i386.c (host_detect_local_cpu):
8806 Fix core duo detection.
8808 2010-01-14 Andi Kleen <ak@linux.intel.com>
8810 * config/i386/drivers-i386.c (host_detect_local_cpu):
8813 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8815 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8816 (rs6000_variable_issue_1): this. Use...
8817 (rs6000_variable_issue): here. Reimplement. Print debug info.
8819 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8821 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8822 sel_restore_notes. Update all callers. Call reemit_notes
8825 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8827 PR rtl-optimization/42246
8828 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8831 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8833 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8834 all successors is the same as number of successors in current region.
8836 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8838 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8839 to rename is not separable. Otherwise check that its LHS is not NULL.
8841 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8843 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8845 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8847 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8848 available registers when failed to discover LHS register class.
8849 Fix indentation. Update comment.
8851 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8852 Alexander Monakov <amonakov@ispras.ru>
8854 PR rtl-optimization/42389
8855 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8857 (advance_state_on_fence): Likewise.
8858 (sel_target_adjust_priority): Print debug output only when
8859 sched_verbose >= 4, not 2.
8860 (get_expr_cost): Do not issue all unique insns on the next cycle.
8861 (fill_insns): Initialize can_issue_more from the value saved
8863 * sel-sched-ir.c (flist_add): New parameter issue_more.
8864 Init FENCE_ISSUE_MORE with it.
8865 (merge_fences): Likewise.
8866 (init_fences): Update call to flist_add.
8867 (add_to_fences, add_clean_fence_to_fences)
8868 (add_dirty_fence_to_fences): Likewise.
8869 (move_fence_to_fences): Update call to merge_fences.
8870 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8872 * sel-sched-ir.h (struct _fence): New field issue_more.
8873 (FENCE_ISSUE_MORE): New accessor macro.
8875 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8877 PR rtl-optimization/42388
8878 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8879 that have no predecessors nor successors. Do not call move_bb_info
8880 for empty blocks outside of current region.
8882 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8884 PR rtl-optimization/42294
8885 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8886 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8887 originators' originators.
8889 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8891 PR rtl-optimization/39453
8892 PR rtl-optimization/42246
8893 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8895 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8897 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8898 Alexander Monakov <amonakov@ispras.ru>
8901 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8902 (maybe_tidy_empty_bb): ... here. Make static. Add new
8903 argument. Update all callers.
8904 (tidy_control_flow): ... and here. Recompute topological order
8905 of basic blocks in region if necessary.
8906 (sel_redirect_edge_and_branch): Change return type. Return true
8907 if topological order might have been invalidated.
8908 (purge_empty_blocks): Export and move from...
8909 * sel-sched.c (purge_empty_blocks): ... here.
8910 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8911 (maybe_tidy_empty_bb): Delete prototype.
8912 (purge_empty_blocks): Declare.
8914 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8916 PR rtl-optimization/42249
8917 * sel-sched.c (try_replace_dest_reg): When chosen register
8918 and original register is the same, do not bail out early, but
8919 still check all original insns for validity of replacing destination
8920 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8923 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8926 Port from no-undefined-overflow branch:
8927 2009-03-09 Richard Guenther <rguenther@suse.de>
8929 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8931 2010-01-14 Richard Guenther <rguenther@suse.de>
8934 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8936 2010-01-14 Ira Rosen <irar@il.ibm.com>
8938 PR tree-optimization/42709
8939 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8940 as scalar type in creation of constant vector operand.
8942 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8945 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8946 (check-parallel-%): Match `testsuite' directory component only
8949 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8951 PR translation/39521
8952 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8955 2010-01-13 Richard Guenther <rguenther@suse.de>
8957 PR tree-optimization/42730
8958 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8961 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8964 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8965 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8968 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8970 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8971 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8972 ___umulsi3_highpart.
8974 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8975 rather than schedule_insns if the pass is enabled.
8977 2010-01-13 Martin Jambor <mjambor@suse.cz>
8979 PR tree-optimization/42704
8980 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8983 2010-01-13 Martin Jambor <mjambor@suse.cz>
8985 PR tree-optimization/42703
8986 * tree-sra.c (analyze_access_subtree): Check that we can build a
8987 reference to the original data within the aggregate.
8989 2010-01-13 Richard Guenther <rguenther@suse.de>
8991 PR tree-optimization/42705
8992 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8994 2010-01-13 Richard Guenther <rguenther@suse.de>
8997 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8999 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9002 * var-tracking.c (values_to_unmark): New variable.
9003 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9004 values_to_unmark vector. Moved body to...
9005 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9006 instead queue it into values_to_unmark vector.
9007 (vt_find_locations): Free values_to_unmark vector.
9009 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9011 * config/s390/s390.c (override_options): Set
9012 default of max-pending-list-length to 256
9014 2010-01-13 Richard Guenther <rguenther@suse.de>
9017 * tree-pass.h (PROP_gimple_lcx): New.
9018 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9019 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9020 before the final cleanup_eh.
9021 (dump_properties): Dump PROP_gimple_lcx.
9022 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9023 (tree_lower_complex_O0): Remove.
9024 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9025 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9026 tree_lower_complex, schedule TODO_update_ssa.
9027 * lto-streamer-out.c (output_function): Stream the functions
9029 * lto-streamer-in.c (input_function): Likewise.
9030 (lto_read_body): Do not override them here.
9032 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9035 * c-typeck.c (build_c_cast): Fold value cast to union type before
9036 wrapping it in a CONSTRUCTOR.
9038 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9040 PR rtl-optimization/42699
9041 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9044 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9046 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9047 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9048 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9049 SUBTARGET_WARN_UNUSED_SPEC): ... here
9050 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9052 2010-01-12 Julian Brown <julian@codesourcery.com>
9054 * config/arm/neon-schedgen.ml (Utils): Don't try to
9055 open missing module.
9056 (find_with_result): New.
9058 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9061 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9062 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9064 PR tree-optimization/42645
9065 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9066 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9067 decl_map, set processing_debug_stmt to -1 and return name without
9070 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9072 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9073 binutils version, and reword target configuration description.
9075 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9077 * config/avr/avr.h (LINKER_NAME): Remove.
9079 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9082 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9083 that support VSX, warn for -mno-altivec if vsx is not disabled,
9086 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9087 Shujing Zhao <pearly.zhao@oracle.com>
9089 PR translation/42469
9090 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9091 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9092 character between option name and help text.
9093 * c.opt (imultilib): Likewise.
9095 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9097 * lto-streamer-out.c (output_unreferenced_globals): Output static
9100 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9102 PR rtl-optimization/42621
9103 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9104 optimizing for size.
9105 (duplicate_computed_gotos): Remove now-redundant check.
9107 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9110 * configure.ac: Save and restore LDFLAGS and LIBS
9111 * configure: Regenerate.
9113 2010-01-10 Richard Guenther <rguenther@suse.de>
9116 * builtins.c (fold_builtin_strlen): Add type argument and
9117 convert the resulting length to it.
9118 (fold_builtin_1): Adjust.
9120 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9122 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9123 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9125 (num_insns_constant_wide): Adjust for that change.
9127 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9130 * web.c (union_defs): Add used argument, to combine uses of
9132 (entry_register): Adjust type and tests of used argument.
9133 (web_main): Widen used for new use. Pass it to union_defs.
9134 * df.h (union_defs): Adjust prototype.
9136 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9139 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9140 uses in new incoming argument. Free body.
9141 (reset_debug_uses_in_loop): New.
9142 (analyze_insn_to_expand_var): Call the latter if the former found
9143 anything. Fix whitespace. Reject invalid dest overlaps before
9144 going through all insns in the loop.
9146 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9149 * haifa-sched.c (dying_use_p): Debug insns don't count.
9151 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9154 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9155 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9156 (verify_gimple_call): Reject LHS in noreturn calls.
9158 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9162 * tree-vect-loop-manip.c (adjust_info): New type.
9163 (adjust_vec): New pointer to vector.
9164 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9165 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9166 (slpeel_update_phis_for_duplicate_loop): Use them.
9167 (slpeel_update_phi_nodes_for_guard1): Likewise.
9168 (slpeel_update_phi_nodes_for_guard2): Likewise.
9169 (slpeel_tree_peel_loop_to_edge): Likewise.
9170 (vect_update_ivs_after_vectorizer): Likewise.
9172 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9174 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9175 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9177 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9179 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9180 bogus uninitialized warning.
9182 2010-01-09 Richard Guenther <rguenther@suse.de>
9185 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9186 the evolution is compatible with the initial condition.
9188 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9190 * gcc.c (process_command): Update copyright notice dates.
9191 * gcov.c (print_version): Likewise.
9192 * gcov-dump.c (print_version): Likewise.
9193 * mips-tfile.c (main): Likewise.
9194 * mips-tdump.c (main): Likewise.
9196 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9199 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9201 (rotlhi3_8): Delete.
9203 (rotlsi3_8): Delete.
9204 (rotlsi3_16): Delete.
9205 (rotlsi3_24): Delete.
9207 (*rotw<mode>3): New.
9208 (*rotb<mode>3): New.
9209 * config/avr/avr.c (avr_rotate_bytes): New function.
9210 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9212 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9215 * configure.ac: Modify -rdynamic check.
9216 * configure: Regenerate.
9218 2010-01-08 DJ Delorie <dj@redhat.com>
9220 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9221 register popping order.
9223 2010-01-08 Richard Guenther <rguenther@suse.de>
9226 * c.opt (fsigned-char): Also let LTO handle this option.
9227 (funsigned-char): Likewise.
9229 2010-01-07 Richard Guenther <rguenther@suse.de>
9231 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9232 (gimple_op): Likewise.
9233 (gimple_op_ptr): Likewise.
9234 (gimple_assign_set_lhs): Remove gcc_assert.
9235 (gimple_assign_set_rhs1): Likewise.
9236 (gimple_assign_set_rhs2): Likewise.
9237 (gimple_call_set_lhs): Likewise.
9238 (gimple_call_set_fn): Likewise.
9239 (gimple_call_set_fndecl): Likewise.
9240 (gimple_call_fndecl): Likewise.
9241 (gimple_call_return_type): Likewise.
9242 (gimple_call_set_chain): Likewise.
9243 (gimple_call_num_args): Likewise.
9244 (gimple_call_set_arg): Likewise.
9245 (gimple_cond_set_code): Likewise.
9246 (gimple_cond_set_lhs): Likewise.
9247 (gimple_cond_set_rhs): Likewise.
9248 (gimple_cond_set_true_label): Likewise.
9249 (gimple_cond_set_false_label): Likewise.
9250 (gimple_label_set_label): Likewise.
9251 (gimple_goto_set_dest): Likewise.
9252 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9253 (gimple_debug_bind_get_value): Likewise.
9254 (gimple_debug_bind_get_value_ptr): Likewise.
9255 (gimple_debug_bind_set_var): Likewise.
9256 (gimple_debug_bind_set_value): Likewise.
9257 (gimple_debug_bind_reset_value): Likewise.
9258 (gimple_debug_bind_has_value_p): Likewise.
9259 (gimple_return_retval_ptr): Remove gcc_assert.
9260 (gimple_return_retval): Likewise.
9261 (gimple_return_set_retval): Likewise.
9262 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9263 (safe_referenced_var_iterator): Remove.
9264 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9265 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9266 (fill_referenced_var_vec): Remove.
9267 (first_readonly_imm_use): Remove redundant gcc_assert.
9268 (phi_arg_index_from_use): Combine gcc_asserts.
9269 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9270 (first_imm_use_stmt): Remove redundant gcc_assert.
9271 * tree-cfg.c (verify_gimple_call): Verify function and chain
9272 operands. Verify arguments.
9273 (verify_types_in_gimple_stmt): Verify condition code and labels.
9275 2010-01-07 Richard Guenther <rguenther@suse.de>
9277 PR tree-optimization/42641
9278 * sese.c (rename_map_elt_info): Use the SSA name version, do
9281 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9283 PR tree-optimization/42625
9284 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9285 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9287 2010-01-07 Duncan Sands <baldrick@free.fr>
9289 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9291 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9294 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9295 note itself is not function_invariant_p.
9297 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9299 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9300 Do not add the DF_NOTE problem.
9301 * store-motion.c (execute_rtl_store_motion): Likewise.
9303 2010-01-07 Martin Jambor <mjambor@suse.cz>
9305 PR tree-optimization/42157
9306 * tree-sra.c (compare_access_positions): Stabilize sort if both
9307 accesses have integer types, return zero immediately if they are the
9310 2010-01-06 Richard Henderson <rth@redhat.com>
9313 * haifa-sched.c (add_to_note_list): Merge into ...
9314 (concat_note_lists): ... here, and ...
9315 (unlink_other_notes, rm_other_notes): Merge into...
9316 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9317 NOTE_INSN_EPILOGUE_BEG.
9319 2010-01-06 Richard Guenther <rguenther@suse.de>
9321 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9322 not inline regular functions into always-inline functions.
9324 2010-01-06 Nick Clifton <nickc@redhat.com>
9326 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9327 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9329 (OVERRIDE_OPTIONS): Delete.
9330 (OPTIMIZATION_OPTIONS): Define.
9331 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9332 * config/rx/rx.c (rx_handle_option): Issue an error message if
9333 -mcpu=rx200 and -fpu are used together.
9334 (rx_set_optimization_options): New function. Issue an error
9335 message if an optimization attribute attempts to reset the FPU/
9336 math optimization pairing.
9337 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9338 * config/rx/rx.opt: Set the default to 32-bit doubles.
9339 * config/rx/t-rx: Add multilibs for -nofpu option.
9340 * doc/invoke.texi: Update documentation of RX options.
9342 2010-01-06 Richard Guenther <rguenther@suse.de>
9344 * tree-ssa-pre.c (name_to_id): New global.
9345 (alloc_expression_id): Simplify SSA name handling.
9346 (lookup_expression_id): Likewise.
9347 (init_pre): Zero name_to_id.
9348 (fini_pre): Free it.
9350 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9352 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9354 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9357 * config/i386/sse.md (smaxv2di3): New.
9358 (umaxv2di3): Likewise.
9359 (sminv2di3): Likewise.
9360 (uminv2di3): Likewise.
9362 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9365 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9366 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9367 (legitimize_tls_address): Likewise.
9368 (sparc_tls_referenced_p): Likewise.
9369 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9370 and adjust calls to legitimize_pic_address.
9371 (legitimate_constant_p) Use sparc_tls_referenced_p.
9372 (legitimate_pic_operand_p): Likewise.
9373 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9374 (sparc_tls_symbol_ref_1): Delete.
9375 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9376 (legitimize_tls_address): Make static, handle CONST patterns.
9377 (legitimize_pic_address): Make static, remove unused parameter and
9378 adjust recursive calls.
9379 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9380 and adjust call to legitimize_pic_address.
9381 (sparc_output_mi_thunk): Likewise.
9383 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9384 H.J. Lu <hongjiu.lu@intel.com>
9387 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9388 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9389 operands to make them signed.
9392 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9395 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9396 GTU to GT for V4SI and V2DI.
9398 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9399 (umin<mode>3): Removed.
9401 (uminv4si3): Likewise.
9403 2010-01-05 Martin Jambor <mjambor@suse.cz>
9405 PR tree-optimization/42462
9406 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9407 current_function_decl to helper functions and macros.
9409 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9412 * flags.h: Don't include real.h.
9413 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9414 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9415 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9416 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9417 * dominance.c: Update copyright.
9418 * gimple.c (walk_gimple_op): Remove inline.
9419 * tree-ssa-reassoc.c: Include real.h.
9420 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9421 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9423 2010-01-05 Nick Clifton <nickc@redhat.com>
9425 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9426 register to push into the stack frame when the accumulator has to
9427 be saved during interrupts.
9429 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9431 * doc/invoke.texi: Remove the documentation about option
9433 * common.opt (Wunreachable-code): Preserved for backward
9435 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9436 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9437 the backward compatibility flag section.
9439 2010-01-05 Richard Guenther <rguenther@suse.de>
9441 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9443 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9446 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9448 PR tree-optimization/42508
9449 * tree-sra.c (convert_callers): Check for recursive call
9450 by comparing cgraph nodes instead of decls.
9451 (modify_function): Call ipa_modify_formal_parameters also
9452 on all same_body aliases.
9454 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9455 cgraph nodes when checking for same_body aliases.
9457 2010-01-05 Richard Guenther <rguenther@suse.de>
9459 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9460 allocation and lookup.
9461 (get_or_alloc_expr_for_constant): Likewise.
9462 (phi_translate): Sink allocation.
9464 2010-01-04 Richard Guenther <rguenther@suse.de>
9466 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9467 a new entry only if needed.
9468 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9469 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9471 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9473 (phi_translate): Handle CONSTANTs early.
9475 2010-01-04 Martin Jambor <mjambor@suse.cz>
9477 PR tree-optimization/42398
9478 * tree-sra.c (struct access): Removed flag grp_different_types.
9479 (dump_access): Do not dump the removed flag.
9480 (sort_and_splice_var_accesses): Do not set the removed flag.
9481 (sra_modify_expr): Check for type compatibility directly.
9483 2010-01-04 Martin Jambor <mjambor@suse.cz>
9485 PR tree-optimization/42366
9486 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9487 edges with variable number of parameters.
9488 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9489 flag instead of asserting it.
9490 (ipa_read_node_info): Read uses_analysis_done flag.
9492 2010-01-04 Richard Guenther <rguenther@suse.de>
9494 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9495 iterative_hash_* as intended.
9496 (vn_reference_compute_hash): Likewise. Simplify hashing
9498 (vn_reference_lookup_2): Likewise.
9499 (vn_nary_op_compute_hash): Likewise.
9500 (vn_phi_compute_hash): Likewise.
9501 (expressions_equal_p): Remove strange code.
9502 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9503 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9504 (bitmap_insert_into_set_1): Take value-id as parameter.
9505 (add_to_value): Pass it.
9506 (bitmap_insert_into_set): Likewise.
9507 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9509 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9512 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9513 (do_self_spec): For switches with SWITCH_IGNORE set set also
9514 SWITCH_IGNORE_PERMANENTLY.
9515 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9518 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9520 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9521 tree of an unreferenced global var.
9523 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9526 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9527 GTU to GT for V4SI and V2DI.
9529 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9530 (umin<mode>3): Removed.
9532 (uminv4si3): Likewise.
9534 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9537 * collect2.c (main): Turn on trace in collect2 if -v is passed
9540 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9542 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9543 description of expression operand.
9545 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9547 * configure.ac: Add install-html to target_list for Make-hooks.
9548 * configure: Regenerate.
9549 * fortran/Make-lang.in (F95_HTMLFILES): New.
9550 (fortran.html): Use it.
9551 (fortran.install-html): New.
9552 * Makefile.in (install-html): Add lang.install-html.
9553 * java/Make-lang.in (JAVA_HTMLFILES): New.
9554 (java.html): Use it.
9555 (java.install-html): New.
9556 * objc/Make-lang.in (objc.install-html): New.
9557 * objcp/Make-lang.in (obj-c++.install-html): New.
9558 * cp/Make-lang.in (c++.install-html): New.
9559 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9560 * lto/Make-lang.in (lto.install-html): New.
9562 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9565 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9567 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9569 PR rtl-optimization/41862
9570 * store-motion.c (store_killed_in_insn, compute_store_table,
9571 remove_reachable_equiv_notes, replace_store_insn,
9572 build_store_vectors): Ignore all DEBUG_INSNs.
9574 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9577 * common.opt: Add dumpdir.
9579 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9581 (option_map): Add --dumpdir.
9583 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9585 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9587 * opts.c (decode_options): Try dump_dir_name first if
9588 dump_base_name isn't an absolute path.
9589 (common_handle_option): Handle OPT_dumpdir.
9591 * toplev.c (dump_dir_name): New.
9592 (print_switch_values): Also ignore -dumpdir.
9594 * toplev.h (dump_dir_name): New.
9596 2010-01-03 Richard Guenther <rguenther@suse.de>
9598 PR tree-optimization/42589
9599 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9600 double-word expansion of bswap32.
9602 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9604 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9605 with BLOCK_FOR_INSN.
9606 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9607 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9608 noce_process_if_block): Likewise.
9609 * gcse.c (compute_local_properties, insert_expr_in_table,
9610 insert_set_in_table, canon_list_insert, find_avail_set,
9611 pre_insert_copy_insn): Likewise.
9613 * basic-block.h (BLOCK_NUM): Move from here...
9614 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9616 2010-01-03 Richard Guenther <rguenther@suse.de>
9618 PR tree-optimization/42438
9619 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9620 contains_may_not_return_call flag.
9621 (BB_MAY_NOTRETURN): New.
9622 (valid_in_sets): Trapping nary operations are not valid
9623 in blocks that may not return.
9624 (insert_into_preds_of_block): Remove check for trapping expressions.
9625 (compute_avail): Compute also BB_MAY_NOTRETURN.
9627 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9629 * doc/invoke.texi: Add 2010 to copyright years.
9631 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9633 * config/sparc/sparc.c: Fix formatting nits.
9635 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9636 Alexander Monakov <amonakov@ispras.ru>
9638 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9640 2010-01-02 Richard Guenther <rguenther@suse.de>
9643 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9644 (simplify_switch_using_ranges): Mark to be removed edges
9647 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9649 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9651 * collect2.c (scan_libraries): Add missing argument in call to
9654 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9657 * config/alpha/predicates.md (aligned_memory_operand): Return false
9659 (unaligned_memory_operand): Return true for CQImode.
9660 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9661 doesn not cross aligned SImode word boundary.
9663 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9665 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9667 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9668 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9670 2010-01-02 Richard Guenther <rguenther@suse.de>
9673 * toplev.c (compile_file): Emit LTO marker properly. Change
9675 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9677 2010-01-01 Richard Guenther <rguenther@suse.de>
9680 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9682 2010-01-01 Richard Guenther <rguenther@suse.de>
9685 * c-decl.c (grokdeclarator): For zero-size arrays force
9686 structural equality checks as layout_type does.
9688 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9690 * builtins.c: Update copyright to 2010.
9692 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9695 * lto-streamer-out.c (produce_asm): Revert the last change.
9696 (copy_function): Likewise.
9698 * lto-streamer.c (lto_get_section_name): Skip any leading
9701 2010-01-01 Richard Guenther <rguenther@suse.de>
9704 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9708 Copyright (C) 2010 Free Software Foundation, Inc.
9710 Copying and distribution of this file, with or without modification,
9711 are permitted in any medium without royalty provided the copyright
9712 notice and this notice are preserved.