1 2010-05-16 Jan Hubicka <jh@suse.cz>
3 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
4 function body; do not check stdarg field of struct function.
6 2010-05-16 Jan Hubicka <jh@suse.cz>
8 * cgraph.c (dump_cgraph_node): Dump versionable flag.
9 * cgraph.h (cgraph_local_info): Add versionable flag.
10 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
11 (ipcp_versionable_function_p): Use it.
12 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
15 2010-05-16 Jan Hubicka <jh@suse.cz>
17 * cgraph.c (cgraph_clone_node): Take decl argument and insert
18 clone into hash when it is different from orig.
19 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
20 * cgraph.h (cgraph_clone_node): Update prototype.
21 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
22 (lto_cgraph_encoder_delete): Delete body map.
23 (lto_cgraph_encoder_size): Move to header.
24 (lto_cgraph_encoder_encode_body_p,
25 lto_set_cgraph_encoder_encode_body): New.
26 (lto_output_node): Do not take written_decls argument; output clone_of
28 (add_node_to): Add include_body_argument; call
29 lto_set_cgraph_encoder_encode_body on master of the clone.
30 (add_references): Update use of add_node_to.
31 (compute_ltrans_boundary): Likewise.
32 (output_cgraph): Do not create written_decls bitmap.
33 (input_node): Take nodes argument; stream in clone_of correctly.
34 (input_cgraph_1): Update use of input_node.
35 * lto-streamer-out.c (lto_output): Use encoder info to decide
36 what bodies to output.
37 * ipa-inline.c (cgraph_clone_inlined_nodes,
38 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
39 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
40 (lto_cgraph_encoder_size): Define here.
41 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
44 2010-05-16 Richard Guenther <rguenther@suse.de>
46 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
48 * ipa-type-escape.c (gate_type_escape_vars): Run when
49 -fipa-struct-reorg runs.
50 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
51 * common.opt (fipa-type-escape): Remove.
53 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
55 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
56 (decode_options): Likewise.
57 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
59 2010-05-16 Jan Hubicka <jh@suse.cz>
61 * ipa.c (function_and_variable_visibility): Also bring local all
64 2010-05-16 Richard Guenther <rguenther@suse.de>
66 * alias.c (nonoverlapping_memrefs_p): Remove use of
67 IPA type-escape information.
69 2010-05-16 Joseph Myers <joseph@codesourcery.com>
71 * c-common.c (c_common_reswords): Add _Static_assert for C.
72 * c-parser.c (c_token_starts_declaration,
73 c_parser_next_token_starts_declaration,
74 c_parser_static_assert_declaration_no_semi,
75 c_parser_static_assert_declaration): New.
76 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
77 Handle static assertions if static_assert_ok.
78 (c_parser_external_declaration, c_parser_declaration_or_fndef,
79 c_parser_compound_statement_nostart, c_parser_label,
80 c_parser_for_statement, c_parser_objc_methodprotolist,
81 c_parser_omp_for_loop): All callers of
82 c_parser_declaration_or_fndef changed.
83 (c_parser_struct_declaration): Handle static assertions.
84 (c_parser_compound_statement_nostart): Use
85 c_parser_next_token_starts_declaration and
86 c_token_starts_declaration to detect start of declarations.
87 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
90 2010-05-16 Anatoly Sokolov <aesok@post.ru>
92 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
93 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
94 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
95 TARGET_FUNCTION_VALUE_REGNO_P): Define.
96 (mmix_function_outgoing_value): Rename to...
97 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
98 (mmix_function_value_regno_p): Make static.
99 (mmix_libcall_value): New function.
100 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
101 mmix_function_value_regno_p): Remove declaration.
103 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
105 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
106 BUILT_IN_ALLOCA if stack checking is enabled.
108 2010-05-16 Richard Guenther <rguenther@suse.de>
110 * var-tracking.c (vars_copy_1): Inline ...
111 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
112 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
113 (variable_merge_over_cur): Adjust. Merge asserts.
114 (variable_merge_over_src): Likewise.
115 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
116 (variable_post_merge_new_vals): Merge asserts.
117 (variable_post_merge_perm_vals): Likewise.
118 (find_mem_expr_in_1pdv): Likewise.
119 (dataflow_set_different_value): Remove.
120 (onepart_variable_different_p): Merge asserts.
121 (variable_different_p): Likewise.
122 (dataflow_set_different_1): Inline ...
123 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
124 (emit_notes_for_differences_1): Merge asserts.
126 2010-05-16 Richard Guenther <rguenther@suse.de>
128 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
129 * optabs.c (libfunc_decl_hash): Likewise.
130 * varasm.c (emutls_decl): Likewise.
132 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
134 * c-decl.c: Don't include gimple.h.
135 (merge_decls): Do not copy gimple_body.
137 2010-05-15 Jason Merrill <jason@redhat.com>
139 * c.opt: Add -fnothrow-opt.
141 2010-05-15 Jan Hubicka <jh@suse.cz>
143 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
145 * passes.c (ipa_write_summaries): Write all analyzed nodes.
147 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
149 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
150 * Makefile.in: Add it.
151 Fix all other Makefile dependencies for changes below.
152 * tree.h: Include it instead of defining VEC primitives here.
153 * gimple.h: Likewise.
155 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
156 * except.h: Include vecir.h, break dependence on tree.h.
158 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
160 * tree-iterator.c: ...to here.
161 * tree-iterator.h: Fix file introduction comment. Add extern markers.
163 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
165 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
166 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
167 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
168 tree-mudflap.h, and target.h.
169 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
170 predict.h, tree-inline.h, gimple.h, and langhooks.h.
171 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
172 Add FIXME for why gimple.h is still included (should be unnecessary
173 since GCC 4.5 gimplification unit-at-a-time).
174 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
175 * c-pragma.c: Add FIXME for why function.h needs to be included just
176 for cfun, at front-end level.
177 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
178 Do not include ggc.h, but include vecprim.h for VEC(char).
179 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
180 Explain why target.h is included.
181 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
182 Explain why gimple.h is included.
183 * c-ppoutput.c: Do not include tm.h.
184 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
185 * c-parses.c: Explain why rtl.h is included, and that this (and only
186 this) is also why tm.h must be included.
187 Do not include except.h.
188 * c-lang.c: Do not include ggc.h.
190 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
192 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
194 2010-05-15 Joseph Myers <joseph@codesourcery.com>
196 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
197 unions by default if those structs and unions have no tags. Do
198 not condition anonymous struct and unions handling on flag_iso.
199 Allow anonymous structs and unions for C1X.
200 (finish_struct): Do not diagnose lack of named fields when
201 anonymous structs and unions present for C1X. Accept flexible
202 array members in structure with anonymous structs or unions but no
203 directly named fields.
204 * doc/extend.texi (Unnamed Fields): Update.
206 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
208 * gimple.h (compare_field_offset): Rename into...
209 (gimple_compare_field_offset): ...this.
210 * gimple.c (compare_field_offset): Rename into...
211 (gimple_compare_field_offset): ...this. Compare the full access if
212 the offset is self-referential.
213 (gimple_types_compatible_p): Adjust for above renaming.
214 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
215 DECL_NONADDRESSABLE_P flag of fields before merging them.
217 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
219 * tree.h (ctor_to_list): Delete.
220 * tree.c (ctor_to_list): Delete.
222 2010-05-15 Jan Hubicka <jh@suse.cz>
224 * ipa-reference.c: Include toplev.h
225 (is_proper_for_analysis): Only add to all_module_statics
227 (write_node_summary_p, stream_out_bitmap,
228 ipa_reference_write_optimization_summary,
229 ipa_reference_read_optimization_summary): New.
230 (struct ipa_opt_pass_d pass_ipa_reference): Add
231 optimization summary streaming.
232 * lto-cgraph.c (referenced_from_this_partition_p,
233 reachable_from_this_partition_p): New functions.
234 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
235 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
236 * opts.c (decode_options): Enable ipa_reference.
237 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
238 * lto-streamer.h (referenced_from_this_partition_p,
239 reachable_from_this_partition_p): Declare.
241 2010-05-15 Richard Guenther <rguenther@suse.de>
243 PR tree-optimization/44038
244 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
245 taking the address of a V_C_E of a constant.
247 2010-05-14 Jan Hubicka <jh@suse.cz>
249 * tree.h (memory_identifier_string): Remove.
250 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
251 (ipa_reference_global_vars_info_d): Remove statics_not_read and
253 (ipa_reference_optimization_summary_d): New structure.
254 (ipa_reference_optimization_summary_t): New type and vector.
255 (ipa_reference_vars_info_d): Embedd structures instead of using
257 (reference_vars_to_consider): Remove out of GGC space.
258 (module_statics_escape): Remove.
259 (global_info_obstack): Rename to ...
260 (optimization_summary_obstack): ... this one.
261 (initialization_status_t): Remove.
262 (memory_identifier_string): Remove.
263 (get_reference_vars_info): Fix indenting.
264 (set_reference_vars_info): Likewise.
265 (get_reference_optimization_summary): New.
266 (set_reference_optimization_summary): New.
267 (get_global_reference_vars_info): Remove.
268 (ipa_reference_get_read_global): Remove.
269 (ipa_reference_get_written_global): Remove.
270 (ipa_reference_get_not_read_global): Update.
271 (ipa_reference_get_not_written_global): Update.
272 (is_proper_for_analysis): Outlaw addressable.
273 (propagate_bits): Update for new datastructures.
274 (analyze_variable): Remove.
275 (init_function_info): Update for new datastructures.
276 (clean_function_local_data): Remove.
277 (clean_function): Remove.
278 (copy_global_bitmap): Use optimizations_summary_obstack.
279 (duplicate_node_data): Duplicate optimization summary only.
280 (remove_node_data): Remove optimization summary only.
281 (generate_summary): Do not analyze variables; do not compute
282 module_statics_escape; do not prune solutions by it.
283 (read_write_all_from_decl): Fix typos in comments.
284 (propagate): Doscover readonly and nonaddressable first;
285 update for new datastructures; share global bitmaps.
286 * ipa-reference.h (ipa_reference_get_read_global,
287 ipa_reference_get_written_global): Remove.
288 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
289 * Makefile.in: Remove ipa-refereference from GT files.
291 2010-05-14 Jakub Jelinek <jakub@redhat.com>
294 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
295 for all SYMBOL_REF_DECLs.
297 2010-05-14 Jan Hubicka <jh@suse.cz>
299 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
300 (varpool_all_refs_explicit_p): New inline function.
301 * ipa-reference.c: Update comment.
302 (module_statics_written): Remove.
303 (get_static_decl): Remove.
304 (ipa_init): Do not initialize module_statics_written.
305 (analyze_function): Likewise.
306 (generate_summary): Likewise; do not compute module_statics_readonly
307 and do not update variable flags.
308 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
309 * ipa.c: Inlucde flags.h
310 (cgraph_local_node_p): New.
311 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
312 promote functions to local.
313 (ipa_discover_readonly_nonaddressable_vars): New function.
314 (function_and_variable_visibility): Use cgraph_local_node_p.
315 * varpool.c (varpool_finalize_decl): Set force_output for
316 DECL_PRESERVE_P vars.
318 2010-05-14 Jan Hubicka <jh@suse.cz>
320 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
322 2010-05-14 Richard Guenther <rguenther@suse.de>
324 PR tree-optimization/44119
325 * tree-ssa-pre.c (eliminate): Properly mark replacement of
326 a PHI node necessary.
328 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
330 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
332 2010-05-14 Jason Merrill <jason@redhat.com>
335 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
336 (gimple_call_set_nothrow): New.
337 * gimple.c (gimple_build_call_from_tree): Call it.
338 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
341 * gimplify.c (gimplify_seq_add_stmt): No longer static.
342 * gimple.h: Declare it.
343 * gimple.c (gimple_build_eh_filter): No ops.
345 2010-05-14 Jan Hubicka <jh@suse.cz>
347 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
348 nodes already in queue.
349 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
352 2010-05-14 Jakub Jelinek <jakub@redhat.com>
355 * cfgexpand.c (expand_debug_expr): If non-memory op0
356 has BLKmode, return NULL.
358 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
360 * config.gcc: Add support for --with-cpu option for bdver1.
361 * config/i386/i386.h (TARGET_BDVER1): New macro.
362 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
363 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
364 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
365 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
366 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
367 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
368 (processor_type): Add PROCESSOR_BDVER1.
369 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
370 processor_type in config/i386/i386.h.
371 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
372 movaps <reg, reg> instead of movapd <reg, reg> when replacing
373 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
374 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
375 to emit packed xor instead of packed double/packed integer
376 xor for SSE and AVX when moving a zero value.
377 * config/i386/sse.md: Add check for
378 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
379 movapd/movdqa for SSE and AVX.
380 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
381 single logical operations i.e and, or and xor instead of packed double
382 logical operations for SSE and AVX.
383 * config/i386/i386-c.c (ix86_target_macros_internal):
384 Add PROCESSOR_BDVER1.
385 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
386 (has_fma4, has_xop): New.
387 * config/i386/i386.c (bdver1_cost): New variable.
388 (m_BDVER1): New macro.
389 (m_AMD_MULTIPLE): Add m_BDVER1.
390 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
391 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
392 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
393 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
394 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
395 x86_tune_sse_partial_reg_dependency,
396 x86_tune_sse_unaligned_load_optimal,
397 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
398 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
399 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
400 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
401 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
402 Enable/disable for bdver1.
403 (processor_target_table): Add bdver1_cost.
404 (cpu_names): Add bdver1.
405 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
406 processor_alias_table.
407 (ix86_expand_vector_move_misalign): Change.
408 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
409 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
410 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
411 of movupd/movdqu for SSE and AVX.
412 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
413 (ix86_tune_adjust_cost): Add code for bdver1.
414 (standard_sse_constant_opcode): Add check for
415 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
416 of packed double xor for SSE and AVX.
418 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
420 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
423 2010-05-14 Tristan Gingold <gingold@adacore.com>
425 * toplev.c (default_debug_hooks): Remove this variable.
426 (process_options): Remove assignments to default_debug_hooks.
428 2010-05-14 Martin Jambor <mjambor@suse.cz>
430 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
431 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
432 * langhooks.h (struct lang_hooks_for_decls): Removed field
434 * tree.c (free_lang_data): Remove assignment to
435 lang_hooks.fold_obj_type_ref.
436 * tree.def (OBJ_TYPE_REF): Update comment.
438 2010-05-14 Richard Guenther <rguenther@suse.de>
440 PR tree-optimization/44124
441 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
443 2010-05-14 Alan Modra <amodra@gmail.com>
446 * config/rs6000/rs6000.c (struct machine_function): Reorder
447 fields for better packing. Add lr_save_state.
448 (rs6000_ra_ever_killed): Return lr_save_state if set.
449 (rs6000_emit_eh_reg_restore): Set lr_save_state.
451 2010-05-13 Jan Hubicka <jh@suse.cz>
453 * varpool.c (decide_is_variable_needed): Drop code checking
454 TREE_SYMBOL_REFERENCED.
456 2010-05-13 Jan Hubicka <jh@suse.cz>
458 * final.c (output_addr_const): Do not call mark_decl_referenced.
459 * cgraphunit.c (process_function_and_variable_attributes): Use
460 mark_needed_node dirrectly.
461 (assemble_thunk): Do not call mark_decl_referenced.
463 2010-05-13 Anatoly Sokolov <aesok@post.ru>
465 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
467 2010-05-13 Jeff Law <law@redhat.com>
469 * ira-conflicts.c (print_allocno_conflicts): New function broken out
471 (print_conflicts): Call print_allocno_conflicts.
473 2010-05-13 Jakub Jelinek <jakub@redhat.com>
476 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
479 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
481 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
482 t-mingw-w64 or t-mingw-w32 for multilib configuration.
483 * config/i386/t-mingw-w32: New.
484 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
486 2010-05-13 Martin Jambor <mjambor@suse.cz>
488 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
490 * gimple-fold.c (get_base_binfo_for_type): New function.
491 (gimple_get_relevant_ref_binfo): Likewise.
492 (gimple_fold_obj_type_ref_known_binfo): Likewise.
493 (gimple_fold_obj_type_ref): Likewise.
494 (fold_gimple_call): Simplify condition for folding virtual calls
495 and call gimple_fold_obj_type_ref.
496 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
497 (gimple_fold_obj_type_ref_known_binfo): Likewise.
499 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
501 * config/rs6000/rs6000-protos.h
502 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
503 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
504 (rs6000_debug_mode_dependent_address)
505 (rs6000_mode_dependent_address_ptr): Likewise.
507 2010-05-13 Jakub Jelinek <jakub@redhat.com>
510 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
512 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
513 * tree-sra.c (create_access_replacement): Call unshare_expr before
514 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
515 * dwarf2out.c: Include tree-flow.h.
516 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
517 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
518 Handle DW_OP_bit_piece.
519 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
520 construct_piece_list, adjust_piece_list): New functions.
521 (add_var_loc_to_decl): Handle SRA optimized variables.
522 Adjust for var_loc_note to loc field renaming.
523 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
524 in VAR_LOCATION note.
525 (new_loc_descr_op_bit_piece): New function.
526 (dw_sra_loc_expr): New function.
527 (dw_loc_list): Use it. Don't handle the last range after the
528 loop, handle it inside of the loop. Adjust for var_loc_note
529 to loc field renaming.
530 (add_location_or_const_value_attribute): Only special case
531 single entry loc lists if loc is NOTE_P. Adjust for
532 var_loc_note to loc field renaming.
533 (dwarf2out_var_location): Don't set newloc->var_loc_note
534 and newloc->next here.
536 2010-05-12 Jan Hubicka <jh@suse.cz>
538 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
540 * cgraph.h (cgraph_only_called_directly_p,
541 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
542 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
543 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
545 * ipa.c (cgraph_remove_unreachable_nodes): Use
546 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
548 * tree-inline.c (copy_bb): Check address_taken flag.
549 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
550 externally_visible flag.
552 2010-05-12 Jason Merrill <jason@redhat.com>
556 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
557 * sdbout.c (plain_type_1): Likewise.
558 * dwarf2out.c (is_base_type): Likewise.
559 (gen_type_die_with_usage): Likewise. Generate
560 DW_TAG_unspecified_type for any LANG_TYPE.
562 2010-05-12 Jan Hubicka <jh@suse.cz>
564 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
566 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
567 (cgraph_clone_edge): Update.
568 (cgraph_node_remove_callees): Remove indirect calls too.
569 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
570 (cgraph_create_indirect_edge): Update prototype.
571 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
572 is_proper_for_analysis.
573 (add_new_function, visited_nodes, function_insertion_hook_holder,
574 get_local_reference_vars_info, mark_address_taken, mark_address,
575 mark_load, mark_store, check_asm_memory_clobber, check_call,
576 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
577 (ipa_init): Do not initialize visited_nodes;
578 function_insertion_hook_holder.
579 (analyze_variable): Rewrite.
580 (analyze_function): Rewrite.
581 (copy_local_bitmap): Remove.
582 (duplicate_node_dat): Do not duplicate local info.
583 (generate_summary): Simplify to only walk cgraph.
584 (write_node_summary_p, ipa_reference_write_summary,
585 ipa_reference_read_summary): Remove.
586 (propagate): Do not remove function insertion;
588 (pass_ipa_reference): NULLify summary handling fields.
589 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
590 (input_edge): Input ecf_flags.
591 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
592 (update_indirect_edges_after_inlining): Ignore edges with unknown
595 2010-05-12 Sriraman Tallam <tmsriram@google.com>
597 * implicit-zee.c: New file.
598 * tree-pass.h (pass_implicit_zee): Declare.
599 * passes.c (init_optimization_passes): Add zee pass.
600 * common.opt (fzee): New flag.
601 * timevar.def (TV_ZEE): Define.
602 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
604 * Makefile.in (implicit-zee.o): Add new build file.
606 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
607 Nathan Froyd <froydnj@codesourcery.com>
609 * c-common.c (sync_resolve_params): Remove write-only variable.
611 2010-05-12 Anatoly Sokolov <aesok@post.ru>
613 * target.h (struct gcc_target): Add mode_dependent_address_p field.
614 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
615 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
616 * targhooks.c (default_mode_dependent_address_p): New function.
617 * targhooks.h (default_mode_dependent_address_p): Declare function.
618 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
619 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
620 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
621 target hook. Change return type to bool.
622 * recog.h: (mode_dependent_address_p): Change return type to bool.
624 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
625 Nathan Froyd <froydnj@codesourcery.com>
627 * tree-mudflap.c (build_function_type_0, build_function_type_1,
628 build_function_type_2, build_function_type_3): Remove.
629 (mudflap_init): Use build_function_type_list.
631 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
632 Nathan Froyd <froydnj@codesourcery.com>
634 * coverage.c (build_fn_info_value): Call build_constructor instead of
635 build_constructor_from_list.
636 (build_ctr_info_value): Likewise.
637 (build_gcov_info): Likewise.
639 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
641 * tree.c (build_constructor): Compute TREE_CONSTANT for the
642 resultant constructor.
643 (build_constructor_single): Don't set TREE_CONSTANT.
644 (build_constructor_from_list): Don't compute TREE_CONSTANT.
646 2010-05-12 Jan Hubicka <jh@suse.cz>
648 * cgraph.h (struct varpool_node): Add aux.
649 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
650 * varpool.c (varpool_remove_node): Do not remove initializer.
651 (varpool_reset_queue): Export.
652 (varpool_finalize_decl): Volatile vars are forced to be output.
653 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
655 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
656 process_references, varpool_can_remove_if_no_refs): New functions.
657 (cgraph_remove_unreachable_nodes): Handle variables too.
659 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
662 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
664 2010-05-12 Jakub Jelinek <jakub@redhat.com>
667 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
668 change value of ORT_TASK.
669 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
670 (omp_notice_threadprivate_variable): New function.
671 (omp_notice_variable): Call it for threadprivate variables.
672 If enclosing ctx is a task, print enclosing task rather than
673 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
674 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
675 if task has untied clause.
678 * dwarf2out.c (base_type_die): Don't add name attribute here.
679 (modified_type_die): Instead of sizetype use
680 its underlying original type. If a DW_TAG_base_type doesn't
681 have name added, add __unknown__.
682 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
683 always call force_type_die instead.
685 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
687 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
688 for __stack_chk_guard.
690 2010-05-11 Jakub Jelinek <jakub@redhat.com>
692 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
693 don't call start_source_file debug hook here...
694 (finish_options): ... but here, after outputting predefined and
695 command line defines and undefs.
698 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
700 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
701 optimizing away empty bb with no successors, move over its
702 footer chain to fallthru predecessor.
703 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
704 (rtl_split_edge): For asm goto call patch_jump_insn even if
705 splitting fallthru edge.
708 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
709 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
710 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
711 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
715 * c-parser.c (c_parser_expression): Mark LHS of a comma
716 expression as read if it is a decl, handled component or
717 COMPOUND_EXPR with that on the RHS.
718 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
719 if it is a decl or handled component.
721 2010-05-11 Jan Hubicka <jh@suse.cz>
723 * lto-symtab.c (lto_symtab_free): New function.
724 * lto-streamer.h (lto_symtab_free): Declare.
726 2010-05-11 Jan Hubicka <jh@suse.cz>
728 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
729 that if function is needed it is reachable.
730 (lto_output_node): See if it the function is reachable or referenced.
731 (output_cgraph): Update call of lto_output_node.
732 * lto-streamer.h (reachable_from_other_partition_p): Declare.
734 2010-05-11 Jan Hubicka <jh@suse.cz>
736 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
739 2010-05-11 Jan Hubicka <jh@suse.cz>
741 PR tree-optimize/44063
742 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
744 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
746 (estimate_function_body_sizes): Compute sizes even when disregarding.
748 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
750 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
752 2010-05-11 Jan Hubicka <jh@suse.cz>
754 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
757 2010-05-11 Jan Hubicka <jh@suse.cz>
759 * matrix-reorg.c (matrix_reorg): Rebuild edges.
761 2010-05-11 Jan Hubicka <jh@suse.cz>
763 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
764 lto_streamer_cache_delete): Put nodes into heap.
765 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
768 2010-05-11 Jan Hubicka <jh@suse.cz>
770 * cgraphbuild.c (cgraph_rebuild_references): New.
771 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
773 * cgraph.h (cgraph_rebuild_references): Declare.
774 * tree-inline.c (tree_function_versioning): Use it.
775 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
777 2010-05-11 Jan Hubicka <jh@suse.cz>
779 * cgraph.c: Include ipa-utils.h
780 (cgraph_create_virtual_clone): Update references.
781 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
783 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
785 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
786 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
789 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
791 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
793 2010-05-11 Jakub Jelinek <jakub@redhat.com>
795 * gcc.c (execute): For -### don't quote arguments that
796 contain just alphanumerics and _/-. characters.
797 * doc/invoke.texi: Document that change for -###.
800 * df-problems.c (struct dead_debug): Add to_rescan field.
801 (dead_debug_init): Clear to_rescan field.
802 (dead_debug_finish): Rescan all debug insns in to_rescan
803 bitmap and free the bitmap.
804 (dead_debug_insert_before): Instead of rescanning debug insns
805 immediately queue their rescanning until dead_debug_finish.
806 (df_note_bb_compute): After dead_debug_add do continue instead
809 2010-05-10 Jakub Jelinek <jakub@redhat.com>
812 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
813 clear also INSN_REG_USE_LIST.
815 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
817 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
819 2010-05-10 Jan Hubicka <jh@suse.cz>
821 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
824 2010-05-10 Jan Hubicka <jh@suse.cz>
826 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
828 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
829 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
830 (lto_streamer_cache_create): Init alloc pool.
831 (lto_streamer_cache_delete): Free alloc pool.
832 * lto-streamer.h: Include alloc pool.
833 (lto_streamer_cache_d): Use alloc pool.
834 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
836 2010-05-10 Jan Hubicka <jh@suse.cz>
838 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
839 * cgraphbuild.c: Include except.h
840 (record_type_list, record_eh_tables): New function.
841 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
843 2010-05-10 Jan Hubicka <jh@suse.cz>
845 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
846 __frame_dummy_init_array_entry, force_to_data): Attribute as used
849 2010-05-10 Michael Matz <matz@suse.de>
851 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
852 (can_reassociate_p): Use FLOAT_TYPE_P.
853 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
854 (vect_force_simple_reduction): ... this.
855 * tree-parloops.c (gather_scalar_reductions): Use
856 vect_force_simple_reduction.
857 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
858 vect_is_simple_reduction, add modify argument, if true rewrite
860 (vect_is_simple_reduction, vect_force_simple_reduction): New
862 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
864 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
865 Vladimir Makarov <vmakarov@redhat.com>
867 PR rtl-optimization/44012
868 * ira-build.c (remove_unnecessary_allocnos): Nullify
869 regno_allocno_map of the removed allocno.
871 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
873 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
875 * configure: Regenerate.
877 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
879 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
881 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
882 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
884 * configure: Regenerate.
886 2010-05-10 Richard Guenther <rguenther@suse.de>
888 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
889 marked if the entry identifier is marked.
891 2010-05-10 Richard Guenther <rguenther@suse.de>
893 * c-common.c (struct c_common_attributes): Add fnspec attribute.
894 (handle_fnspec_attribute): New function.
895 * gimple.h (gimple_call_return_flags): Declare.
896 (gimple_call_arg_flags): Likewise.
897 * gimple.c (gimple_call_arg_flags): New function.
898 (gimple_call_return_flags): Likewise.
899 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
901 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
903 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
904 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
906 (make_heapvar_for): ... this new function.
907 (handle_rhs_call): Handle fnspec attribute argument specifiers.
908 (handle_lhs_call): Likewise.
909 (find_func_aliases): Adjust.
911 2010-05-10 Richard Guenther <rguenther@suse.de>
913 PR tree-optimization/44050
914 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
916 2010-05-10 Wei Guozhi <carrot@google.com>
919 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
921 2010-05-09 Joseph Myers <joseph@codesourcery.com>
924 * c-typeck.c (lookup_field): Take a type directly. Update
926 (build_component_ref): Update call to lookup_field.
927 (set_init_label): Use lookup_field to find initialized field.
928 Handle returned list of fields like a sequence of designators.
930 2010-05-09 Richard Guenther <rguenther@suse.de>
933 * fold-const.c (tree_single_nonzero_warnv_p): Properly
934 handle &FUNCTION_DECL.
936 2010-05-09 Joseph Myers <joseph@codesourcery.com>
939 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
940 structures and unions recursively.
941 (detect_field_duplicates): Move duplicate detection with a hash to
942 detect_field_duplicates_hash. Always use a hash if anonymous
943 structures or unions are present.
944 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
947 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
950 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
951 detect Atom, Core 2 and Core i7.
953 2010-05-09 Richard Guenther <rguenther@suse.de>
955 * gcc.c (store_arg): Handle temporary file deletion for
958 2010-05-09 Richard Guenther <rguenther@suse.de>
961 * ipa-inline.c (estimate_function_body_sizes): Return after
962 disregarding inline limits.
964 2010-05-09 Richard Guenther <rguenther@suse.de>
966 * gcc.c (store_arg): Revert last change.
968 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
971 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
972 (optimize_ops_list): Call it.
974 2010-05-08 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/44030
977 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
978 NECESSARY flag if we propagate from a inserted expression.
980 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
982 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
983 domain types as equal if they are both PLACEHOLDER_EXPRs.
985 2010-05-08 Richard Guenther <rguenther@suse.de>
987 * lto-wrapper.c (run_gcc): Remove linker output from
988 command line for LTRANS invocation.
990 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
992 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
993 lto-macho as lto_binary_reader.
994 * target.h (struct gcc_target): New hooks lto_start and lto_end.
995 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
996 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
997 in lto_start and lto_end calls.
998 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1000 (scan_prog_file): Update is_elf_or_coff call.
1001 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1003 * collect2.c (main): Fix enum comparison.
1005 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1007 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1008 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1009 and TARGET_ASM_LTO_END.
1010 * darwin.c: Include obstack.h and lto-streamer.h.
1011 (lto_section_names_offset, lto_section_names_obstack,
1012 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1014 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1015 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1016 to a temporary file.
1017 (darwin_asm_lto_end): New function. Restore asm_out_file.
1018 (darwin_asm_named_section): For LTO sections, replace the name with
1019 the offset of the section name in a string table, and build this
1021 (darwin_file_start): Initialize global vars for LTO support.
1022 (darwin_file_end): If output to asm_out_file was redirected, append it
1023 to the proper asm_out_file here. Add the section names section.
1025 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1027 * c-pragma.c (pending_weak_d, pending_weak): New.
1028 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1029 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1030 handle_pragma_weak): Update the uses of pending_weaks.
1032 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1034 PR documentation/44016
1035 * doc/standards.texi (Standards): Link to unversioned
1036 cxx0x_status.html page.
1038 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1041 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1042 in addition to TREE_USED, to avoid "set but unused" warnings.
1044 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1046 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1047 (is_loop_prefetching_profitable): Do not insert prefetches
1048 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1049 times the prefetch ahead distance.
1051 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1053 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1054 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1055 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1058 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1060 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1061 a diagnostic info when the insn-to-mem ratio is too small.
1063 2010-05-07 Richard Guenther <rguenther@suse.de>
1065 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1067 (store_arg): Queue temp_filename for deletion instead of
1070 2010-05-07 Richard Guenther <rguenther@suse.de>
1072 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1073 (run_gcc): Handle LTRANS phase invocation.
1074 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1076 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1078 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1079 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1081 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1083 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1085 2010-05-07 Richard Guenther <rguenther@suse.de>
1087 PR tree-optimization/44020
1088 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1089 code when PRE is not yet initialized.
1091 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1093 * config/mips/dbxmdebug.h: Remove.
1094 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1096 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1098 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1099 with null pointer and also warn about ordered comparison of zero with
1102 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1104 * graphite-blocking.c
1105 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1106 * graphite-clast-to-gimple.c
1107 (clast_to_gcc_expression): Same.
1108 (precision_for_value): Same.
1109 (precision_for_interval): Same.
1110 (gcc_type_for_interval): Same.
1111 (graphite_create_new_guard): Same.
1112 (compute_bounds_for_level): Same.
1113 (graphite_create_new_loop_guard): Same.
1114 * graphite-interchange.c
1115 (build_linearized_memory_access): Same.
1116 (pdr_stride_in_loop): Same.
1117 (memory_strides_in_loop_1): Same.
1118 (memory_strides_in_loop): Same.
1119 (extend_scattering): Same.
1120 (psct_scattering_dim_for_loop_depth): Same.
1121 (pbb_number_of_iterations): Same.
1123 (debug_iteration_domains): Same.
1125 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1126 (ppl_set_inhomogeneous_gmp): Same.
1127 (ppl_strip_loop): Same.
1128 (ppl_lexico_compare_linear_expressions): Same.
1129 (ppl_read_polyhedron_matrix): Same.
1130 (ppl_max_for_le_pointset): Same.
1132 (ppl_read_polyhedron_matrix): Same.
1133 (tree_int_to_gmp): Same.
1134 (gmp_cst_to_tree): Same.
1135 (ppl_set_inhomogeneous): Same.
1136 (ppl_set_inhomogeneous_tree): Same.
1137 (ppl_set_coef): Same.
1138 (ppl_set_coef_tree): Same.
1139 * graphite-sese-to-poly.c
1140 (build_pbb_scattering_polyhedrons): Same.
1141 (build_scop_scattering): Same.
1142 (scan_tree_for_params_right_scev): Same.
1143 (scan_tree_for_params): Same.
1144 (find_params_in_bb): Same.
1145 (find_scop_parameters): Same.
1146 (add_upper_bounds_from_estimated_nit): Same.
1147 (build_loop_iteration_domains): Same.
1148 (add_condition_to_domain): Same.
1149 (pdr_add_memory_accesses): Same.
1151 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1153 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1154 CLooG's value_* macros to their respective mpz_* counterparts.
1155 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1156 (graphite_create_new_loop_guard): Same.
1157 * graphite-interchange.c (build_linearized_memory_access): Same.
1158 (pdr_stride_in_loop): Same.
1159 (memory_strides_in_loop_1): Same.
1160 (1st_interchange_profitable_p): Same.
1161 * graphite-poly.c (extend_scattering): Same.
1162 (psct_scattering_dim_for_loop_depth): Same.
1163 (pbb_number_of_iterations): Same.
1164 (pbb_number_of_iterations_at_time): Same.
1165 * graphite-poly.h (new_1st_loop): Same.
1166 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1167 (oppose_constraint): Same.
1168 (insert_constraint_into_matrix): Same.
1169 (ppl_set_inhomogeneous_gmp): Same.
1170 (ppl_set_coef_gmp): Same.
1171 (ppl_strip_loop): Same.
1172 (ppl_lexico_compare_linear_expressions): Same.
1173 (ppl_max_for_le_pointset): Same.
1174 (ppl_min_for_le_pointset): Same.
1175 (ppl_build_realtion): Same.
1176 * graphite-ppl.h (gmp_cst_to_tree): Same.
1177 (ppl_set_inhomogeneous): Same.
1178 (ppl_set_inhomogeneous_tree): Same.
1179 (ppl_set_coef): Same.
1180 (ppl_set_coef_tree): Same.
1181 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1182 (build_scop_scattering): Same.
1183 (add_value_to_dim): Same.
1184 (scan_tree_for_params_right_scev): Same.
1185 (scan_tree_for_params_int): Same.
1186 (scan_tree_for_params): Same.
1187 (find_params_in_bb): Same.
1188 (find_scop_parameters): Same.
1189 (add_upper_bounds_from_estimated_nit): Same.
1190 (build_loop_iteration_domains): Same.
1191 (create_linear_expr_from_tree): Same.
1192 (add_condition_to_domain): Same.
1193 (pdr_add_memory_accesses): Same.
1195 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1196 Jason Merrill <jason@redhat.com>
1198 * c-common.c (c_common_reswords): Add nullptr.
1199 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1200 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1201 (gen_type_die_with_usage): Likewise.
1202 * dbxout.c (dbxout_type): Likewise.
1203 * sdbout.c (plain_type_1): Likewise.
1205 2010-05-06 Jason Merrill <jason@redhat.com>
1207 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1208 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1210 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1212 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1213 stripping WITH_SIZE_EXPR.
1214 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1217 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1219 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1220 list of obsolete configurations.
1221 Disabled check for obsolete configurations.
1222 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1223 Removed support for previous versions.
1224 * config/mips/iris.h: Removed.
1225 * config/mips/iris5.h: Removed.
1226 * config/mips/iris6.h: Merged old iris.h contents.
1227 (TARGET_IRIX): Removed.
1228 (DRIVER_SELF_SPECS): Removed mabi=32.
1229 (IDENT_ASM_OP): Removed undef.
1230 (STARTFILE_SPEC): Removed mabi=32.
1231 (ENDFILE_SPEC): Likewise.
1232 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1233 (MACHINE_TYPE): Update for IRIX 6.5.
1234 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1235 TARGET_IRIX by TARGET_IRIX6.
1236 (mips_file_start): Likewise.
1237 (mips_output_external): Remove IRIX 5/6 O32 support.
1238 (mips_output_function_prologue): Likewise.
1239 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1241 (TARGET_CPU_CPP_BUILTINS): Likewise.
1242 (TARGET_IRIX): Removed.
1243 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1244 (MULTILIB_DIRNAMES): Removed 32.
1245 (MULTILIB_OSDIRNAMES): Removed ../lib.
1246 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1247 (Specific, mips-sgi-irix5): Document removal.
1248 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1249 Remove references to older IRIX 6 releases and the O32 ABI.
1251 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1254 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1255 instead of DF_REF_REAL_REG.
1257 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1260 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1261 handling to still return true for x64 targets.
1263 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1265 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1267 2010-05-06 Jan Hubicka <jh@suse.cz>
1269 PR tree-optimization/43791
1270 * ipa-inline.c (update_caller_keys): Remove bogus
1271 disregard_inline_limits check.
1273 2010-05-06 Michael Matz <matz@suse.de>
1275 PR tree-optimization/43984
1276 * tree-ssa-pre.c (inserted_phi_names): Remove.
1277 (inserted_exprs): Change to bitmap.
1278 (create_expression_by_pieces): Set bits, don't append to vector.
1279 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1280 (eliminate): Don't look at inserted_phi_names, remove deleted
1281 insns from inserted_exprs.
1282 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1283 (init_pre, fini_pre): Allocate and free bitmaps.
1284 (execute_pre): Insert insns on edges before elimination.
1286 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1288 * tree.c (initializer_zerop): Handle STRING_CST.
1290 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1293 * doc/invoke.texi (Wimplicit): Document as C only.
1294 * opts.c (common_handle_option): Add argument kind.
1295 (handle_option): Rename as read_cmdline_option. Factor out code to...
1296 (handle_option): ... here. New.
1297 (handle_options): Rename as read_cmdline_options.
1298 (decode_options): Update call.
1299 (set_option): Use option index instead of option pointer. Classify
1300 diagnostics correctly.
1301 (enable_warning_as_error): Call handle_option.
1302 * opts.h (set_option): Update declaration.
1303 (handle_option): Declare.
1304 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1305 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1306 * c-opts.c (set_Wimplicit): Delete.
1307 (c_family_lang_mask): New static constant.
1308 (c_common_handle_option): Add argument kind. Use handle_option
1309 instead of set_Wimplicit.
1310 (c_common_post_options): warn_implicit and warn_implicit_int
1311 are disabled by default.
1312 * c-common.c (warn_implicit): Do not define here.
1313 * c-common.h (warn_implicit): Do not declare here.
1314 (c_common_handle_option): Update declaration.
1315 * lto-opts.c (lto_reissue_options): Update call to set_option.
1317 2010-05-06 Richard Guenther <rguenther@suse.de>
1319 PR tree-optimization/43571
1320 * domwalk.c (walk_dominator_tree): Walk the dominator
1321 sons in more optimal order.
1323 2010-05-06 Richard Guenther <rguenther@suse.de>
1325 PR tree-optimization/43934
1326 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1327 (stmt_cost): Likewise.
1328 (extract_true_false_args_from_phi): New helper.
1329 (determine_max_movement): For PHI nodes verify we can hoist them
1330 and compute their cost.
1331 (determine_invariantness_stmt): Handle PHI nodes.
1332 (move_computations_stmt): Likewise. Hoist PHI nodes in
1333 if-converted form using COND_EXPRs.
1334 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1335 (tree_ssa_lim): Likewise.
1336 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1337 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1339 2010-05-06 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/43987
1342 * tree-ssa-structalias.c (could_have_pointers): For possibly
1343 address-taken variables force pointers to be recorded.
1344 (create_variable_info_for_1): Likewise.
1345 (push_fields_onto_fieldstack): Pass in wheter all fields
1347 (find_func_aliases): Query types instead of vars whether
1348 they contain pointers where appropriate.
1350 2010-05-06 Jan Hubicka <jh@suse.cz>
1352 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1353 (record_reference, mark_address, mark_load, mark_store): Record
1355 (record_references_in_initializer): Update call of record_references.
1356 (rebuild_cgraph_edges): Remove all references before rebuiding.
1357 * cgraph.c (cgraph_create_node): Clear ref list.
1358 (cgraph_remove_node): Remove references.
1359 (dump_cgraph_node): Dump references.
1360 (cgraph_clone_node): Clone references.
1361 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1362 (struct cgraph_node, varpool_node): Add ref_lst.
1363 * ipa-ref.c: New file.
1364 * ipa-ref.h: New file.
1365 * ipa-ref-inline.h: New file.
1366 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1367 (referenced_from_other_partition_p): New function.
1368 (lto_output_varpool_node): Take set arugment; call
1369 referenced_from_other_partition.
1370 (lto_output_ref): New.
1371 (add_references): New.
1373 (output_cgraph): Compute boundary based on references; output refs.
1374 (output_varpool): Accept cgraph_node_set argument.
1377 (input_cgraph): Call input_refs.
1378 * lto-section-in.c (lto_section_name): Add refs.
1379 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1380 (ipa-ref.o): New file.
1381 * varpool.c (varpool_node): Clear ipa ref list.
1382 (varpool_remove_node): Remove references.
1383 (dump_varpool_node): Dump references.
1384 (varpool_assemble_decl): Only compile finalized ones.
1385 (varpool_extra_name_alias): Initialize ref list.
1386 * lto-streamer.c (lto-get_section_name): Add .refs section.
1387 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1388 (referenced_from_other_partition_p): Declared.
1390 2010-05-06 Ira Rosen <irar@il.ibm.com>
1392 PR tree-optimization/43901
1393 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1394 type is not NULL if it's transformation phase, and return
1395 FALSE if it's analysis.
1396 (vectorizable_conversion, vectorizable_operation,
1397 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1399 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1401 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1403 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1405 * config/mips/mips-protos.h
1406 (mips_small_register_classes_for_mode_p): Delete prototype.
1408 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1410 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1411 * config/arm/arm.c (multiple_operation_profitable_p,
1412 compute_offset_order): New static functions.
1413 (load_multiple_sequence, store_multiple_sequence): Use them.
1414 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1415 memory offsets, not register numbers.
1416 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1418 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1420 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1421 (get_pending_sizes, put_pending_size, put_pending_sizes):
1422 Update the uses of pending_sizes.
1423 * c-decl.c (store_parm_decls): Likewise.
1424 * c-tree.h (struct c_arg_info): Likewise.
1425 * tree.h: Update the prototype for get_pending_sizes and
1428 2010-05-05 Jason Merrill <jason@redhat.com>
1431 * c-common.c (handle_aligned_attribute): Respect
1432 ATTR_FLAG_TYPE_IN_PLACE.
1435 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1436 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1437 (TARGET_INITIALIZER): Use it.
1438 * c-common.c (attribute_takes_identifier_p): Call it.
1439 * c-common.h: Update prototype.
1440 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1441 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1443 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1446 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1447 DW_ID_down_case for Fortran compilation units.
1449 2010-05-05 Jan Hubicka <jh@suse.cz>
1451 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1454 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1456 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1457 a variable-sized RESULT_DECL.
1459 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1461 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1463 2010-05-05 Jason Merrill <jason@redhat.com>
1466 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1468 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1470 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1471 Jakub Jelinek <jakub@redhat.com>
1474 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1475 (dead_debug_init, dead_debug_finish): New functions.
1476 (dead_debug_add, dead_debug_insert_before): Likewise.
1477 (df_note_bb_compute): Initialize a dead_debug object, add dead
1478 debug uses to it, insert debug bind insns before death insns,
1479 reset debug insns that refer to pending uses at the end.
1480 * rtl.h (make_debug_expr_from_rtl): New prototype.
1481 * varasm.c (make_debug_expr_from_rtl): New function.
1483 2010-05-05 Jan Hubicka <jh@suse.cz>
1485 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1486 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1487 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1488 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1489 lto_varpool_encoder_encode_initializer_p,
1490 lto_set_varpool_encoder_encode_initializer): New functions.
1491 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1492 call output_varpool.
1493 (input_varpool_node): Do not always set analyzed.
1494 (input_cgraph_1): Return vector of cgraph nodes.
1495 (input_varpool_1): Return vector of varpools.
1496 (input_cgraph): Free the vectors.
1497 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1498 output only initializers needed.
1499 (lto_output): Only call output_cgraph.
1500 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1501 * lto-section-out.c (lto_new_out_decl_state): Initialize
1502 state->varpool_node_encoder.
1503 * lto-streamer.h (lto_varpool_encoder_d): New.
1504 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1505 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1506 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1507 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1508 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1510 (output_varpool, input_varpool): Remove declarations.
1512 2010-05-05 Jan Hubicka <jh@suse.cz>
1514 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1515 with body can prevail.
1517 2010-05-05 Jan Hubicka <jh@suse.cz>
1519 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1522 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1524 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1526 * gengtype.h (erro_at_line): Constify pos argument.
1528 * gengtype.c: Include hashtab.h.
1529 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1530 (error_at_line): Constify pos argument.
1531 (do_typedef): Initialize p->opt field.
1532 (get_file_gtfilename): Fix comment typo.
1533 (struct walk_type_data): Constify line field.
1534 (get_output_file_for_structure): New function.
1535 (write_local_func_for_structure): Constify orig_s argument.
1536 Use get_output_file_for_structure.
1537 (write_func_for_structure): Use get_output_file_for_structure.
1538 (INDENT): New define.
1539 (dump_pair, dump_type, dump_type_list, dump_typekind)
1540 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1541 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1543 (seen_types): New variable.
1544 (main): New variable do_dump. Process "-d" command line option.
1545 Call dump_everything if dump requested.
1547 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1549 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1550 in a temporary instead of invoking the macro multiple times.
1551 (track_expr_p): Likewise.
1553 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1555 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1557 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1558 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1559 conditions for printing notes.
1560 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1561 true, update documentation.
1562 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1564 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1567 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1570 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1573 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1574 (*sse_prologue_save_insn1): Likewise.
1575 (SSE prologue save splitter): Likewise.
1577 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1579 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1580 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1581 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1582 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1583 all decls. Call it on DECL_FIELD_OFFSET of fields.
1584 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1585 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1587 2010-05-04 Martin Jambor <mjambor@suse.cz>
1589 * tree-sra.c (build_access_from_expr_1): The first parameter type
1590 changed to simple tree.
1591 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1592 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1594 (build_accesses_from_assign): Removed all parameters except for a
1595 simple gimple statement. Now returns a simple bool.
1596 (scan_function): All non-analysis parts moved to separate functions
1597 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1598 parameters and updated both callers.
1599 (sra_modify_expr): Removed parameter data.
1600 (sra_modify_function_body): New function.
1601 (perform_intra_sra): Call sra_modify_function_body to modify the
1603 (replace_removed_params_ssa_names): Parameter data changed into
1605 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1606 changed the parameter dont_convert to convert with the opposite
1608 (sra_ipa_modify_assign): Parameter data changed into adjustments
1609 vector, return value changed to bool.
1610 (ipa_sra_modify_function_body): New function.
1611 (sra_ipa_reset_debug_stmts): Updated a comment.
1612 (modify_function): Use ipa_sra_modify_function_body to modify function
1615 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1618 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1619 (canon_true_dependence): Likewise.
1620 (write_dependence_p): Likewise.
1622 2010-05-04 Jan Hubicka <jh@suse.cz>
1624 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1625 * cgraphbuild.c: Include ipa-utils.h
1626 (record_reference_ctx): New struct.
1627 (record_reference): Simplify to work on initializers; not statements.
1628 (mark_address, mark_load, mark_store): New.
1629 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1631 (record_references_in_initializer): Update use of record_reference.
1632 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1635 2010-05-04 Jan Hubicka <jh@suse.cz>
1637 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1638 node will be removed anyway.
1639 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1640 relink aliases of node into prevailing node.
1641 * varpool.c (varpool_remove_node): Remove aliases properly;
1642 when removing node, remove all its aliases too; remove DECL_INITIAL
1643 of removed node; ggc_free the varpool node.
1645 2010-05-04 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/43879
1648 * tree-ssa-structalias.c (alias_get_name): Use
1649 DECL_ASSEMBLER_NAME if available.
1650 (create_function_info_for): Return the varinfo node.
1651 (ipa_pta_execute): Associate same-body aliases and extra names
1652 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1654 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1656 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1658 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1661 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1662 only if HONOR_REG_ALLOC_ORDER is not defined.
1664 2010-05-04 Richard Guenther <rguenther@suse.de>
1666 PR tree-optimization/43949
1667 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1670 2010-04-26 Jason Merrill <jason@redhat.com>
1672 * c.opt (-fstrict-enums): New.
1673 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1675 2010-05-03 David Ung <davidu@mips.com>
1676 James E. Wilson <wilson@codesourcery.com>
1678 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1679 emit the trap instruction before the divide for TUNE_74K.
1681 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1683 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1684 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1685 based on the above, for new target hook.
1687 * hooks.c (hook_bool_mode_true): New generic hook.
1688 * hooks.h (hook_bool_mode_true): Add prototype.
1690 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1692 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1693 target hook, set to hook_bool_mode_false.
1694 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1695 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1696 with targetm.small_register_classes_for_mode_p.
1697 (find_reusable_reload): Likewise.
1698 (combine_reloads): Likewise.
1699 * reload1.c (reload_as_needed): Likewise.
1700 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1701 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1702 dead_or_predicable): Likewise.
1703 * regmove.c (optimize_reg_copy_1): Likewise.
1704 * calls.c (prepare_call_address): Likewise.
1705 (precompute_register_parameters): Likewise.
1707 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1709 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1710 implementation of the hook that considers all register classes
1711 small except for SH64.
1712 (sh_override_options): Use the new hook.
1713 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1716 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1718 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1719 implementation of the hook that considers all register classes
1721 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1724 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1726 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1727 implementation of the hook that considers all register classes
1729 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1732 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1734 * config/m32c/m32c.h: Likewise.
1735 * config/pdp11/pdp11.h: Likewise.
1736 * config/avr/avr.h: Likewise.
1737 * config/xtensa/xtensa.h: Likewise.
1738 * config/m68hc11/m68hc11.h: Likewise.
1739 * config/mn10300/mn10300.h: Likewise.
1740 * config/mcore/mcore.h: Likewise.
1741 * config/h8300/h8300.h: Likewise.
1742 * config/bfin/bfin.h: Likewise.
1744 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1745 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1747 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1749 * double-int.h (tree_to_double_int): Remove macro.
1750 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1751 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1752 (tree_to_double_int): New function.
1753 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1755 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1757 2010-05-03 Richard Guenther <rguenther@suse.de>
1759 PR tree-optimization/43971
1760 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1761 constraints in the !flag_delete_null_pointer_checks case.
1763 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1766 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1767 result mode matches original rtl mode.
1769 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1772 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1774 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1777 when processing flag options.
1779 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1781 * gcov-iov.c (main): Change format string placeholder
1782 from %#08x to 0x%08x.
1783 * genchecksum.c (dosum): Change format string placeholder
1784 from %#02x to 0x%02x.
1786 2010-05-02 Richard Guenther <rguenther@suse.de>
1788 PR tree-optimization/43879
1789 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1791 2010-05-02 Bruno Haible <bruno@clisp.org>
1793 * doc/extend.texi (Function Attributes): Fix a typo.
1795 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1798 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1799 placeholder from 0x%x to %#x.
1800 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1801 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1802 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1803 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1804 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1805 * config/i386/i386.c (ix86_target_string): Ditto.
1806 * config/i386/i386.c (output_pic_addr_const): Ditto.
1807 (print_operand): Ditto.
1809 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1811 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1812 placeholder from 0x%x to %#x.
1813 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1814 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1815 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1816 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1817 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1818 * optc-gen.awk: Ditto.
1819 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1820 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1821 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1822 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1824 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1826 * target.h (struct calls): Add function_value_regno_p field.
1827 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1828 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1829 * targhooks.c (default_function_value_regno_p): New function.
1830 * targhooks.h (default_function_value_regno_p): Declare function.
1831 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1832 * builtins.c. (apply_result_size): (Ditto.).
1833 * combine.c. (likely_spilled_retval_p): (Ditto.).
1834 * mode-switching.c. Include 'target.h'.
1835 (create_pre_exit): Use function_value_regno_p hook.
1836 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1837 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1838 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1840 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1841 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1842 (ix86_function_value_regno_p): Declare as static, change argument
1843 type to const unsigned int.
1844 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1846 2010-05-01 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/43949
1849 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1851 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1853 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1855 * rtl.h (CONST_DOUBLE_P): Define.
1856 (rtx_to_double_int): Declare.
1857 * emit-rtl.c (rtx_to_double_int): New function.
1858 * dwarf2out.c (insert_double): New function.
1859 (loc_descriptor, add_const_value_attribute): Clean up, use
1860 rtx_to_double_int and insert_double functions.
1862 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1864 * doc/extend.texi (Inline): Add missing return keyword to examples.
1865 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1868 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1870 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1871 the variable part of the offset as well. Use highest_pow2_factor for
1872 all alignment checks.
1874 2010-04-30 Richard Guenther <rguenther@suse.de>
1876 PR tree-optimization/43879
1877 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1880 2010-04-30 Jan Hubicka <jh@suse.cz>
1882 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1884 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1886 2010-04-30 Jan Hubicka <jh@suse.cz>
1888 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1890 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1891 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1892 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1893 cgraph_node_set_needs_ltrans_p): Remove.
1895 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1897 * sdbout.c: Include vec.h, do not include varray.h.
1898 (deferred_global_decls, sdbout_global_decl,
1899 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1900 * toplev.c: Do not include varray.h.
1901 (dump_memory_report): Do not dump VARRAY statistics.
1902 * gengtype.c (open_base_file): Ignore varray.h.
1903 * Makefile.in: Update for abovementioned changes.
1904 Remove all traces of varray.c and varray.h.
1905 * varray.c: Remove file.
1906 * varray.h: Remove file.
1908 2010-04-30 Jan Hubicka <jh@suse.cz>
1910 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1913 2010-04-30 Jan Hubicka <jh@suse.cz>
1915 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1918 2010-04-30 Richard Guenther <rguenther@suse.de>
1920 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1921 constraints for CONSTRUCTOR.
1923 2010-04-30 Richard Guenther <rguenther@suse.de>
1926 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1927 first after all lowering passes.
1929 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1931 * toplev.c: Include varray.h for statistics dumping.
1932 * tree.h: Do not declare varray_head_tag.
1933 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1934 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1935 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1936 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1937 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1938 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1939 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1940 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1942 * Makefile.in: Update for abovementioned changes.
1944 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1947 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1949 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1951 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1952 Use this function to do machine-specific conversion.
1953 (picochip_legitimize_reload_address): Likewise.
1954 (picochip_legitimate_address_p): Check valid base register only if
1956 (picochip_check_conditional_copy): Check for modw only if opnd is
1958 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1959 to call the function in c.
1960 * config/picochip/picochip-protos.h
1961 (picochip_legitimize_reload_address): Define.
1962 * config/picochip/picochip.md (supported_compare1): Define.
1964 2010-04-30 Jan Hubicka <jh@suse.cz>
1966 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1967 (cgraph_global_info): Remove inlined.
1968 (LTO_cgraph_tag_names): Remove.
1969 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1970 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1971 simplify cgraph tags and document.
1972 (lto_output_node): Use only LTO_cgraph_unavail_node and
1973 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1974 for_functions_valid, global info, process and output flags.
1975 (input_overwrite_node): Initialize estimated stack size and
1976 estimated growth. Do not read flags we no longer store.
1977 (input_node): Likewise do not read info no longer stored.
1978 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1981 2010-04-30 Richard Guenther <rguenther@suse.de>
1983 PR tree-optimization/43879
1984 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1985 handle non-zero initializers.
1987 2010-04-30 Richard Guenther <rguenther@suse.de>
1989 * builtins.c (fold_builtin_1): Delete free (0).
1991 2010-04-29 Jan Hubicka <jh@suse.cz>
1993 * gengtype.c (open_base_files): Add lto-streamer.h
1994 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1995 (pass_ipa_cp): GGC collect.
1996 * toplev. (compile_file): Do not output symbols.
1997 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1998 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1999 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2000 * lto-section-in.c: Include ggc.h
2001 (lto_new_in_decl_state): Alloc in GGC.
2002 (lto_delete_in_decl_state): Likewise.
2003 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2006 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2009 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2010 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2011 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2012 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2013 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2014 account only if HONOR_REG_ALLOC_ORDER is not defined.
2015 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2016 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2018 2010-04-29 Jon Grant <04@jguk.org>
2020 * collect2.c (vflag): Change type from int to bool.
2022 (helpflag): New global bool.
2023 (main): Set vflag and debug with boolean, not integer truth values.
2024 Accept new "--help" option and output usage text if found.
2025 * collect2.h (vflag): Update prototype.
2028 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2031 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2033 2010-04-29 Richard Guenther <rguenther@suse.de>
2036 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2037 with ATTRIBUTE_UNUSED.
2039 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2042 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2043 INSN_P with NONDEBUG_INSN_P.
2044 (distance_non_agu_define): Likewise.
2045 (distance_agu_use): Likewise.
2047 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2049 From Dominique d'Humieres <dominiq@lps.ens.fr>
2051 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2054 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2056 * plugin.h (invoke_plugin_callbacks): New inline function.
2057 * plugin.c (flag_plugin_added): New global flag.
2058 (add_new_plugin): Initialize above flag.
2059 (invoke_plugin_callbacks): Rename to ...
2060 (invoke_plugin_callbacks_full): ... this.
2062 2010-04-28 Jan Hubicka <jh@suse.cz>
2064 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2065 (lto_varpool_replace_node): New.
2066 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2067 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2068 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2069 * cgraph.h (varpool_node_ptr): New type.
2070 (varpool_node_ptr): New vector.
2071 (varpool_node_set_def): New structure.
2072 (varpool_node_set): New type.
2073 (varpool_node_set): New vector.
2074 (varpool_node_set_element_def): New structure.
2075 (varpool_node_set_element, const_varpool_node_set_element): New types.
2076 (varpool_node_set_iterator): New type.
2077 (varpool_node): Add prev pointers, add used_from_other_partition,
2079 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2080 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2081 varpool_get_node, varpool_remove_node): Declare.
2082 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2083 varpool_node_set_size): New inlines.
2084 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2085 * tree-pass.h (varpool_node_set_def): Forward declare.
2086 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2087 (ipa_write_optimization_summaries): Update prototype.
2088 * ipa-cp.c (ipcp_write_summary): Update.
2089 * ipa-reference.c (ipa_reference_write_summary): Update.
2090 * lto-cgraph.c (lto_output_varpool_node): New static function.
2091 (output_varpool): New function.
2092 (input_varpool_node): New static function.
2093 (input_varpool_1): New function.
2094 (input_cgraph): Input varpool.
2095 * ipa-pure-const.c (pure_const_write_summary): Update.
2096 * lto-streamer-out.c (lto_output): Update, output varpool too.
2097 (write_global_stream): Kill WPA hack.
2098 (produce_asm_for_decls): Update.
2099 (output_alias_pair_p): Handle variables.
2100 (output_unreferenced_globals): Output only needed partition of varpool.
2101 * ipa-inline.c (inline_write_summary): Update.
2102 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2104 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2105 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2106 varpool_node_set_new, varpool_node_set_add,
2107 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2108 debug_varpool_node_set): New functions.
2109 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2110 (execute_one_pass): Process new decls too.
2111 (ipa_write_summaries_2): Pass around vsets.
2112 (ipa_write_summaries_1): Likewise.
2113 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2115 (ipa_write_optimization_summaries_1): Pass around vsets.
2116 (ipa_write_optimization_summaries): Likewise.
2117 * varpool.c (varpool_get_node): New.
2118 (varpool_node): Update doubly linked lists.
2119 (varpool_remove_node): New.
2120 (dump_varpool_node): More dumping.
2121 (varpool_enqueue_needed_node): Update doubly linked lists.
2122 (decide_is_variable_needed): Kill ltrans hack.
2123 (varpool_finalize_decl): Kill lto hack.
2124 (varpool_assemble_decl): Skip decls in other partitions.
2125 (varpool_assemble_pending_decls): Update doubly linkes lists.
2126 (varpool_empty_needed_queue): Likewise.
2127 (varpool_extra_name_alias): Likewise.
2128 * lto-streamer.c (lto_get_section_name): Add vars section.
2129 * lto-streamer.h (lto_section_type): Update.
2130 (output_varpool, input_varpool): Declare.
2132 2010-04-28 Mike Stump <mikestump@comcast.net>
2134 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2136 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2138 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2139 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2140 (lto_input_ts_type_tree_pointers): Likewise.
2141 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2142 (lto_output_ts_type_tree_pointers): Likewise.
2144 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2146 Uniquization of constants at the Tree level
2147 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2148 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2150 (tree_output_constant_def): Declare.
2151 * gimplify.c (gimplify_init_constructor): When using block copy, first
2152 uniquize the constant constructor on the RHS.
2153 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2154 DECL_IN_CONSTANT_POOL flag.
2155 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2156 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2158 (assemble_variable): Deal with symbols belonging to the tree constant
2160 (get_constant_section): Add ALIGN parameter and simplify.
2161 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2162 (assemble_constant_contents): Use the expression of the VAR_DECL.
2163 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2164 (tree_output_constant_def): New global function.
2165 (mark_constant): Use the expression of the VAR_DECL.
2166 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2168 (output_object_block): Likewise and assemble the expression.
2170 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2172 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2173 hash_tree, eq_tree): New tree hash table.
2174 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2175 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2176 lto_orig_address_remove): Reimplement.
2178 2010-04-28 Xinliang David Li <davidxl@google.com>
2181 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2182 (compute_uninit_opnds_pos): New function.
2183 (is_non_loop_exit_postdominating): New function.
2184 (compute_control_dep_chain): New function.
2185 (find_pdom): New function.
2186 (convert_control_dep_chain_into_preds): New function.
2187 (find_predicates): New function.
2188 (find_control_equiv_block): New function.
2189 (collect_phi_def_edges): New function.
2190 (find_def_preds): New function.
2191 (find_dom): New function.
2192 (dump_predicates): New function.
2193 (get_cmp_code): New function.
2194 (is_value_included_in): New function.
2195 (find_matching_predicate_in_rest_chains): New function.
2196 (use_pred_not_overlap_with_undef_path_pred): New function.
2197 (is_use_properly_guarded): New function.
2198 (normalize_cond_1): New function.
2199 (is_and_or_or): New function.
2200 (normalize_cond): New function.
2201 (is_gcond_subset_of): New function.
2202 (is_subset_of_any): New function.
2203 (is_or_set_subset_of): New function.
2204 (is_and_set_subset_of): New function.
2205 (is_norm_cond_subset_of): New function.
2206 (is_pred_expr_subset_of): New function.
2207 (is_pred_chain_subset_of): New function.
2208 (is_included_in): New function.
2209 (is_superset_of): New function.
2210 (find_uninit_use): New function.
2211 (warn_uninitialized_phi): New function.
2212 (compute_possibly_undefined_names): New function.
2213 (ssa_undefined_value_p): New function.
2214 (execute_late_warn_uninitialized): New function.
2215 * tree-ssa.c (ssa_undefined_value_p): Removed.
2216 (warn_uninit): Changed to extern.
2217 (warn_uninitialized_phi): Removed.
2218 (warn_uninitialized_vars): Changed to extern.
2219 (execute_late_warn_uninitialized): Removed
2220 * tree-flow.h: Add new prototypes.
2221 * timevar.def: Add new time variable.
2222 * Makefile.in: Add new build file.
2224 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2226 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2229 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2232 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2234 2010-04-28 Martin Jambor <mjambor@suse.cz>
2236 * cgraph.h (struct cgraph_node): New field indirect_calls.
2237 (struct cgraph_indirect_call_info): New type.
2238 (struct cgraph_edge): Removed field indirect_call. New fields
2239 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2240 (cgraph_create_indirect_edge): Declare.
2241 (cgraph_make_edge_direct): Likewise.
2242 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2243 * ipa-prop.h (struct ipa_param_call_note): Removed.
2244 (struct ipa_node_params): Removed field param_calls.
2245 (ipa_create_all_structures_for_iinln): Declare.
2246 * cgraph.c: Described indirect edges and uids in initial comment.
2247 (cgraph_add_edge_to_call_site_hash): New function.
2248 (cgraph_edge): Search also among the indirect edges, use
2249 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2250 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2251 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2253 (initialize_inline_failed): Assign a reason to indirect edges.
2254 (cgraph_create_edge_1): New function.
2255 (cgraph_create_edge): Moved some functionality to
2256 cgraph_create_edge_1.
2257 (cgraph_create_indirect_edge): New function.
2258 (cgraph_edge_remove_callee): Add an assert checking for
2260 (cgraph_edge_remove_caller): Special-case indirect edges.
2261 (cgraph_remove_edge): Likewise.
2262 (cgraph_set_edge_callee): New function.
2263 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2264 (cgraph_make_edge_direct): New function.
2265 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2266 the declaration of the call statement matches.
2267 (cgraph_node_remove_callees): Special-case indirect edges.
2268 (cgraph_clone_edge): Likewise.
2269 (cgraph_clone_node): Clone also the indirect edges.
2270 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2271 indirect_call, dump count of indirect_calls edges.
2272 * ipa-prop.c (iinlining_processed_edges): New variable.
2273 (ipa_note_param_call): Create indirect edges instead of
2274 creating notes. New parameter node.
2275 (ipa_analyze_call_uses): New parameter node, pass it on to
2276 ipa_note_param_call.
2277 (ipa_analyze_stmt_uses): Likewise.
2278 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2279 (print_edge_addition_message): Work on edges rather than on notes.
2280 (update_call_notes_after_inlining): Likewise, renamed to
2281 update_indirect_edges_after_inlining.
2282 (ipa_create_all_structures_for_iinln): New function.
2283 (ipa_free_node_params_substructures): Do not free notes.
2284 (ipa_edge_duplication_hook): Propagate bits within
2285 iinlining_processed_edges bitmap.
2286 (ipa_node_duplication_hook): Do not duplicate notes.
2287 (free_all_ipa_structures_after_ipa_cp): Renamed to
2288 ipa_free_all_structures_after_ipa_cp.
2289 (free_all_ipa_structures_after_iinln): Renamed to
2290 ipa_free_all_structures_after_iinln.
2291 (ipa_write_param_call_note): Removed.
2292 (ipa_read_param_call_note): Removed.
2293 (ipa_write_indirect_edge_info): New function.
2294 (ipa_read_indirect_edge_info): Likewise.
2295 (ipa_write_node_info): Do not stream notes, do stream information
2297 (ipa_read_node_info): Likewise.
2298 (lto_ipa_fixup_call_notes): Removed.
2299 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2300 * ipa-inline.c (pass_ipa_inline): Likewise.
2301 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2302 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2303 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2305 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2307 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2308 (output_cgraph): Stream also indirect edges.
2309 (lto_output_edge): Added capability to stream indirect edges.
2310 (input_edge): Likewise.
2311 (input_cgraph_1): Likewise.
2312 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2315 2010-04-28 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/43879
2318 PR tree-optimization/43909
2319 * tree-ssa-structalias.c (struct variable_info): Add
2320 only_restrict_pointers flag.
2321 (new_var_info): Initialize it. Increment stats.total_vars here.
2322 (create_function_info_for): Do not increment stats.total_vars here.
2323 (get_function_part_constraint): Fix build with C++.
2324 (insert_into_field_list): Remove.
2325 (push_fields_onto_fieldstack): Properly merge fields.
2326 (create_variable_info_for): Split and simplify.
2327 (create_variable_info_for_1): New piece.
2328 (intra_create_variable_infos): Properly make restrict constraints
2331 2010-04-28 Richard Guenther <rguenther@suse.de>
2334 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2336 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2337 Jan Hubicka <hubicka@ucw.cz>
2339 * doc/invoke.texi (-Wsuggest-attribute=const,
2340 -Wsuggest-attribute=pure): Document.
2341 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2342 (function_always_visible_to_compiler_p,
2343 suggest_attribute, warn_function_pure, warn_function_const):
2345 (check_call): Improve debug info.
2346 (analyze_function): Do not check availability.
2347 (add_new_function): Check availability.
2348 (propagate): Output warnings.
2349 (skip_function_for_local_pure_const): New function.
2350 (local_pure_const): Use it; output warnings.
2351 * common.opt (Wsuggest-attribute=const,
2352 Wsuggest-attribute=pure): New.
2354 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2356 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2357 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2358 or DW_CFA_def_cfa_offset{,_sf}.
2360 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2362 * tree.h: Fix truncated long macros.
2364 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2366 * collect2.c (TARGET_64BIT): Redefine to target's default.
2367 * tlink.c: Likewise.
2368 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2369 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2370 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2371 for underscoring __USER_LABEL_PREFIX__.
2372 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2373 (SUB_LINK_ENTRY32): New.
2374 (SUB_LINK_ENTRY64): New.
2375 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2376 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2377 (SUB_LINK_ENTRY64): New.
2378 (SUB_LINK_ENTRY): New.
2379 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2380 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2381 x64 target is choosen.
2382 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2383 * configure: Regenerated.
2384 * configure.ac (leading-mingw64-underscores): Option added.
2386 2010-04-27 Jan Hubicka <jh@suse.cz>
2388 * doc/invoke.texi (-fipa-profile): Document.
2389 * opts.c (decode_options): Enable ipa-profile at -O1.
2390 * timevar.def (TV_IPA_PROFILE): Define.
2391 * common.opt (fipa-profile): Add.
2392 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2394 (cgraph_propagate_frequency): Handle only local ones.
2395 * tree-pass.h (pass_ipa_profile): Declare.
2396 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2397 (pass_ipa_profile): Use TV_IPA_PROFILE.
2398 * ipa.c (ipa_profile): New function.
2399 (gate_ipa_profile): Likewise.
2400 (pass_ipa_profile): New global variable.
2401 * passes.c (pass_ipa_profile): New.
2403 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2405 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2407 2010-04-27 Martin Jambor <mjambor@suse.cz>
2410 * ipa.c (dissolve_same_comdat_group_list): New function.
2411 (function_and_variable_visibility): Call
2412 dissolve_same_comdat_group_list when comdat group contains external or
2414 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2415 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2417 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2419 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2420 (const_hash_1) <VECTOR_CST>: New case.
2421 (compare_constant) <VECTOR_CST>: Likewise.
2422 <ADDR_EXPR>: Deal with LABEL_REFs.
2423 (copy_constant) <VECTOR_CST>: New case.
2425 2010-04-27 Jan Hubicka <jh@suse.cz>
2427 * cgraph.c (cgraph_propagate_frequency): New function.
2428 * cgraph.h (cgraph_propagate_frequency): Declare.
2429 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2430 cgraph_propagate_frequency.
2432 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2434 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2436 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2439 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2440 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2441 here to determine which regs to push and how much stack to reserve.
2443 2010-04-27 Jie Zhang <jie@codesourcery.com>
2445 * doc/gimple.texi (gimple_statement_with_ops): Remove
2446 addresses_taken field.
2447 (gimple_statement_with_memory_ops): Likewise.
2449 2010-04-27 Jan Hubicka <jh@suse.cz>
2451 * tree-inline.c (eni_inlining_weights): Remove.
2452 (estimate_num_insns): Special case more builtins.
2454 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2457 * c-typeck.c (build_binary_op): Move forward check for comparison
2458 pointer with null pointer constant and adjust the diagnostic message.
2460 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2463 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2464 binutils supports extended .section directive needed by LTO, or
2465 warn if older binutils found.
2466 (LTO_BINARY_READER): New AC_SUBST'd variable.
2467 (LTO_USE_LIBELF): Likewise.
2468 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2470 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2471 (LTO_USE_LIBELF): Likewise.
2472 * configure: Regenerate.
2474 * collect2.c (is_elf): Rename from this ...
2475 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2476 object files in addition to ELF-formatted ones.
2477 (scan_prog_file): Caller updated. Also allow for LTO info marker
2478 symbol to be prefixed or not by an extra underscore.
2480 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2481 * config/i386/winnt.c: Also #include lto-streamer.h
2482 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2484 (i386_pe_asm_output_aligned_decl_common): Add comment.
2485 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2487 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2490 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2491 Add missing earlyclobber for second alternative.
2493 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2495 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2496 bits for artificial defs at the top of the block.
2497 * fwprop.c (single_def_use_enter_block): Don't call it.
2499 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2502 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2503 instead of "$gcc_cv_objdump -T".
2504 Use "-undefined dynamic_lookup" on darwin.
2505 * gcc/configure: Regenerate.
2507 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2510 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2512 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2514 * c-parser.c (struct c_token): Move location field up.
2515 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2516 (struct c_declspecs): Convert typespec_word, storage_class, and
2517 default_int_p into bitfields.
2518 (struct c_declarator): Move loc field up.
2520 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2522 * cfgloop.h (struct loop): Move can_be_parallel field up.
2523 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2524 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2526 (struct iv_cand): Convert pos field into a bitfield.
2527 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2529 (struct _stmt_vec_info): Shuffle fields for better packing.
2531 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2533 * varasm.c (IN_NAMED_SECTION): Remove guard.
2534 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2535 (IN_NAMED_SECTION_P): ...this.
2536 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2537 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2539 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2541 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2542 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2543 of shadowing it. Fix comments.
2545 2010-04-26 Jan Hubicka <jh@suse.cz>
2547 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2548 (cgraph_clone_node): Copy function frequency.
2549 * cgraph.h (node_frequency): New enum
2550 (struct cgraph_node): Add.
2551 * final.c (rest_of_clean_state): Update.
2552 * lto-cgraph.c (lto_output_node): Output node frequency.
2553 (input_overwrite_node): Input node frequency.
2554 * tre-ssa-loop-ivopts (computation_cost): Update.
2555 * lto-streamer-out.c (output_function): Do not output function
2557 * predict.c (maybe_hot_frequency_p): Update and handle functions
2559 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2561 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2562 (compute_function_frequency): Set noreturn functions to be executed
2564 (choose_function_section): Update.
2565 * lto-streamer-in.c (input_function): Do not input function frequency.
2566 * function.c (allocate_struct_function): Do not initialize function
2568 * function.h (function_frequency): Remove.
2569 (struct function): Remove function frequency.
2570 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2571 (try_update): Update.
2572 * tree-inline.c (initialize_cfun): Do not update function frequency.
2573 * passes.c (pass_init_dump_file): Update.
2574 * i386.c (ix86_compute_frame_layout): Update.
2575 (ix86_pad_returns): Update.
2577 2010-04-26 Jie Zhang <jie@codesourcery.com>
2579 PR tree-optimization/43833
2580 * tree-vrp.c (range_int_cst_p): New.
2581 (range_int_cst_singleton_p): New.
2582 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2583 when both operands are constants. Use range_int_cst_p in
2586 2010-04-26 Jan Hubicka <jh@suse.cz>
2588 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2590 2010-04-26 Richard Guenther <rguenther@suse.de>
2593 * gimple.c (gimple_decl_printable_name): Deal gracefully
2594 with a NULL DECL_NAME.
2596 2010-04-26 Richard Guenther <rguenther@suse.de>
2599 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2600 if emitting debug information and it is either a function
2601 or a namespace decl.
2603 2010-04-26 Ira Rosen <irar@il.ibm.com>
2605 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2606 determine if the statement is vectorizable, and a macro to access it.
2607 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2608 Skip statements that can't be vectorized. If the analysis fails,
2609 mark the statement as unvectorizable if vectorizing basic block.
2610 (vect_compute_data_refs_alignment): Likewise.
2611 (vect_verify_datarefs_alignment): Skip statements marked as
2612 unvectorizable. Add print.
2613 (vect_analyze_group_access): Skip statements that can't be
2614 vectorized. If the analysis fails, mark the statement as
2615 unvectorizable if vectorizing basic block.
2616 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2617 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2618 generated stmts for SLP.
2619 (new_stmt_vec_info): Initialize the new field.
2620 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2621 statements marked as unvectorizable.
2623 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2625 * c-common.c (flag_isoc1x): New.
2626 (flag_isoc99): Update comment.
2627 * c-common.h (flag_isoc1x): New.
2628 (flag_isoc99): Update comment.
2629 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2630 __<type>_DECIMAL_DIG__.
2631 * c-opts.c (set_std_c1x): New.
2632 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2633 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2634 * c.opt (-std=c1x, -std=gnu1x): New options.
2635 * doc/cpp.texi: Mention -std=c1x.
2636 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2637 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2638 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2639 * doc/standards.texi: Mention C1X.
2640 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2641 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2642 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2645 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2647 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2648 placeholder from 0x%x to %#x.
2649 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2650 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2651 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2652 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2653 * config/i386/i386.c (ix86_target_string): Ditto.
2654 (output_pic_addr_const): Ditto.
2655 (print_operand): Ditto.
2657 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2659 * combine.c (find_split_point): Add third argument. Use it
2660 to find nested multiply-accumulate instructions. Adjust calls.
2661 (try_combine): Adjust call to find_split_point.
2663 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2665 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2667 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2669 PR tree-optimization/41442
2670 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2671 (fold_binary_loc): Call it.
2673 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2675 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2676 * opts.c (common_handle_option): Allow disabling it.
2677 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2679 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2681 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2682 between modes if both types are integral.
2684 2010-04-23 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/43572
2687 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2689 2010-04-23 Richard Guenther <rguenther@suse.de>
2692 * tree-inline.c (tree_can_inline_p): Also check compatibility
2695 2010-04-23 Martin Jambor <mjambor@suse.cz>
2697 PR tree-optimization/43846
2698 * tree-sra.c (struct access): New flag grp_assignment_read.
2699 (build_accesses_from_assign): Set grp_assignment_read.
2700 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2701 (enum mark_read_status): New type.
2702 (analyze_access_subtree): Propagate grp_assignment_read, create
2703 accesses also if both direct_read and root->grp_assignment_read.
2705 2010-04-23 Martin Jambor <mjambor@suse.cz>
2708 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2709 function does not have type attributes.
2711 2010-04-23 Richard Guenther <rguenther@suse.de>
2714 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2717 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2719 * sese.h (create_if_region_on_edge): Remove.
2721 * sese.c (create_if_region_on_edge): Make static.
2723 * tree-inline.c: Do not include ggc.h.
2725 * expr.c: Do not include ggc.h.
2727 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2730 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2733 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2734 in the middle of insns for casesi_worker_2.
2736 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2738 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2740 2010-04-22 Ira Rosen <irar@il.ibm.com>
2742 PR tree-optimization/43842
2743 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2744 loop unrolling in update of exit phis. Fix comment.
2745 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2746 least two reduction statements in the loop before starting SLP
2749 2010-04-22 Nick Clifton <nickc@redhat.com>
2751 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2753 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2755 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2758 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2760 * tree-parloops.c (loop_parallel_p): New argument
2761 parloop_obstack. Pass it down.
2762 (parallelize_loops): New variable parloop_obstack. Initialize it,
2763 pass it down, free it.
2765 * tree-loop-linear.c (linear_transform_loops): Pass down
2768 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2769 of type struct obstack *.
2771 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2772 scratch_obstack. Initialize it, pass down, free it.
2774 * lambda.h (lambda_loop_new): Remove.
2775 (lambda_matrix_new, lambda_matrix_inverse)
2776 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2777 argument of type struct obstack *.
2779 * lambda-trans.c (lambda_trans_matrix_new): New argument
2780 lambda_obstack. Pass it down, use obstack allocation for ret.
2781 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2784 * lambda-mat.c (lambda_matrix_get_column)
2785 (lambda_matrix_project_to_null): Remove.
2786 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2788 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2791 * lambda-code.c (lambda_loop_new): New function.
2792 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2793 (lambda_compute_auxillary_space, lambda_compute_target_space)
2794 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2795 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2796 (build_access_matrix): New argument lambda_obstack. Use obstack
2798 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2799 argument lambda_obstack. Pass it down.
2801 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2803 * optabs.h (expand_widening_mult): Declare.
2805 2010-04-22 Richard Guenther <rguenther@suse.de>
2807 PR tree-optimization/43845
2808 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2809 lookup the CALL_EXPR function and arguments.
2811 2010-04-22 Nick Clifton <nickc@redhat.com>
2813 * config/stormy16/stormy16.c
2814 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2815 * config/stormy16/stormy16.h: Tidy up formatting.
2816 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2817 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2818 (ineqbranchsi): Delete pattern.
2819 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2820 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2821 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2822 stormy16-lib2-ucmpsi2.c.
2824 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2826 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2827 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2828 extra set merge_set_noclobber, and use it to relax the final test
2830 * df.h (df_simulate_find_noclobber_defs): Declare.
2831 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2833 (df_simulate_find_noclobber_defs): New function.
2835 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2837 * config/i386/i386.md: Use {} around multi-line preparation statements.
2839 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2841 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2842 (process_init_element): New argument of type struct obstack *.
2844 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2845 (set_init_index, set_init_label, set_nonincremental_init)
2846 (set_nonincremental_init_from_string, find_init_member)
2847 (output_init_element, output_pending_init_elements)
2848 (process_init_element): New argument braced_init_obstack. Pass it
2850 (push_range_stack, add_pending_init): New argument
2851 braced_init_obstack. Use obstack allocation.
2853 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2854 braced_init_obstack. Pass it down.
2855 (c_parser_braced_init): New variables ret, braced_init_obstack.
2856 Initialize obstack, pass it down and finally free it.
2858 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2861 * tree-pass.h (pass_optimize_widening_mul): Declare.
2862 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2863 gate_optimize_widening_mul): New static functions.
2864 (pass_optimize_widening_mul): New.
2865 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2866 <case MULT_EXPR>: Remove support for widening multiplies.
2867 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2868 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2869 simplify_gen_unary rather than directly building extensions.
2870 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2872 * expmed.c (expand_widening_mult): New function.
2873 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2875 2010-04-21 Jan Hubicka <jh@suse.cz>
2877 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2878 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2879 * lto-wpa-fixup.c: Remove.
2880 * Makefile.in (lto-wpa-fixup.o): Remove.
2881 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2882 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2883 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2885 2010-04-21 Jan Hubicka <jh@suse.cz>
2887 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2888 add write_optimization_summary, read_optimization_summary.
2889 (ipa_write_summaries_of_cgraph_node_set): Remove.
2890 (ipa_write_optimization_summaries): Declare.
2891 (ipa_read_optimization_summaries): Declare.
2892 * ipa-cp.c (pass_ipa_cp): Update.
2893 * ipa-reference.c (pass_ipa_reference): Update.
2894 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2895 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2897 * ipa-inline.c (pass_ipa_inline): Update.
2898 * ipa.c (pass_ipa_whole_program): Update.
2899 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2900 * passes.c (ipa_write_summaries_1): Do not test wpa.
2901 (ipa_write_optimization_summaries_1): New.
2902 (ipa_write_optimization_summaries): New.
2903 (ipa_read_summaries): Do not test ltrans.
2904 (ipa_read_optimization_summaries_1): New.
2905 (ipa_read_optimization_summaries): New.
2907 2010-04-21 Jan Hubicka <jh@suse.cz>
2909 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2911 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2913 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2916 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2917 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2919 2010-04-21 Jan Hubicka <jh@suse.cz>
2921 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2923 2010-04-21 Jan Hubicka <jh@suse.cz>
2925 * varpool.c (decide_is_variable_needed): Variable is always needed
2928 2010-04-21 Jan Hubicka <jh@suse.cz>
2930 * opts.c (decode_options): Enable pure-const pass for whopr.
2932 2010-04-21 Jan Hubicka <jh@suse.cz>
2934 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2935 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2937 (cgraph_decide_inlining): Do not expect callee to be removed in all
2940 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2942 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2944 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2946 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2947 amdfam10_decode attributes.
2949 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2952 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2953 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2954 (lower_copyprivate_clauses): Use private var in outer
2955 context instead of original var. Make sure the types
2956 are correct for VLAs.
2958 2010-04-21 Richard Guenther <rguenther@suse.de>
2960 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2961 to non-pointer objects.
2963 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2965 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2966 last chain entry if it starts with the still current label.
2967 (add_location_or_const_value_attribute): Check that
2968 loc_list->first->next is NULL instead of comparing ->first with ->last.
2969 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2970 to add_var_loc_to_decl.
2972 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2973 >= 4 add also address size and segment size fields into CIE header.
2975 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2976 long as address size is the same as sizeof (void *) and
2978 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2979 address size or segment size is unexpected, return DW_EH_PE_omit.
2980 (classify_object_over_fdes): If get_cie_encoding returned
2981 DW_EH_PE_omit, return -1.
2982 (init_object): If classify_object_over_fdes returned -1,
2983 pretend there were no FDEs at all.
2985 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2987 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2988 bswap{si,di}2 using SWI48 mode iterator.
2989 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2990 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2991 set modrm attribute of bswap insn to 0 and remove length attribute.
2992 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2993 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2994 set mode attribute to <MODE> and remove length attribute.
2996 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2998 PR rtl-optimization/43520
2999 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3000 zero available registers.
3002 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3004 * builtins.c (fold_builtin_cproj): Fold more cases.
3006 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3008 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3009 (fold_builtin_1): Fold builtin cproj.
3010 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3011 Use ATTR_CONST_NOTHROW_LIST.
3013 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3015 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3016 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3017 ffsi2_no_cmove for !TARGET_CMOVE.
3018 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3019 (ffssi2): Remove expander.
3020 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3022 (ctz<mode>2): Ditto from ctz{si,di}2.
3023 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3025 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3028 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3030 * dwarf2out.c (AT_linkage_name): Define.
3031 (clone_as_declaration): Handle DW_AT_linkage_name.
3032 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3033 of DW_AT_MIPS_linkage_name.
3034 (move_linkage_attr): Likewise.
3035 (dwarf2out_finish): Likewise.
3037 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3040 * fold-const.c (fold_comparison): New folding rule.
3042 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3044 * double-int.h (double_int_setbit): Declare.
3045 * double-int.c (double_int_setbit): New function.
3046 * rtl.h (immed_double_int_const): Declare.
3047 * emit-rtl.c (immed_double_int_const): New function.
3048 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3049 and immed_double_int_const functions.
3050 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3051 expand_copysign_bit): (Ditto.).
3052 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3053 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3054 * dojump.c (prefer_and_bit_test): (Ditto.).
3055 * expr.c (convert_modes, reduce_to_bit_field_precision,
3056 const_vector_from_tree): (Ditto.).
3057 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3059 2010-04-20 Jan Hubicka <jh@suse.cz>
3061 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3062 (dump_cgraph_node): Dump new flags.
3063 * cgraph.h (struct cgraph_node): Add flags
3064 reachable_from_other_partition and in_other_partition.
3065 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3066 other partition can not be removed.
3067 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3068 the other partition must be output; silence sanity checking on
3069 leaking functions bodies from other paritition.
3070 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3071 (lto_output_node): Output new flags; do not sanity check that inline
3072 clones are output; drop lto_forced_extern_inline_p code; do not mock
3073 visibility flags at partition boundaries.
3074 (add_node_to): New function.
3075 (output_cgraph): Use it to sort functions so masters appear before
3077 (input_overwrite_node): Input new flags.
3078 * passes.c (ipa_write_summaries): Do not call
3079 lto_new_extern_inline_states.
3080 * lto-section-out.c (forced_extern_inline,
3081 lto_new_extern_inline_states lto_delete_extern_inline_states,
3082 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3083 * lto-streamer.h (lto_new_extern_inline_states,
3084 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3085 lto_forced_extern_inline_p): Kill.
3087 2010-04-20 Richard Guenther <rguenther@suse.de>
3089 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3090 from vars that can have pointers.
3091 (process_constraint): Dump useless constraints.
3093 2010-04-20 Richard Guenther <rguenther@suse.de>
3095 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3096 (dump_sa_points_to_info): Remove asserts.
3097 (init_base_vars): nothing_id isn't an escape point nor does it
3100 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3102 * tree.h (TYPE_REF_IS_RVALUE): Define.
3103 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3104 should_move_die_to_comdat, prune_unused_types_walk): Handle
3105 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3106 (modified_type_die, gen_reference_type_die): Emit
3107 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3108 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3110 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3113 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3114 calls for -fpic -m31 if they have been sibcall optimized.
3116 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3118 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3119 ar.lc fixed and call-used.
3121 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3123 2010-04-19 Jan Hubicka <jh@suse.cz>
3125 * opts.c (decode_options): Disable whpr incompatible passes.
3126 * lto/lto.c (lto_1_to_1_map): Skip clones.
3127 (read_cgraph_and_symbols): Do not mark everything as needed.
3128 (do_whole_program_analysis): Do map only after optimizing;
3129 set proper cgraph_state; use passmanager.
3131 2010-04-19 DJ Delorie <dj@redhat.com>
3133 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3134 POINTER_PLUS_EXPR and fix them.
3136 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3138 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3139 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3140 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3141 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3142 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3143 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3144 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3145 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3146 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3147 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3148 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3150 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3152 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3153 (check_cond_move_block): Likewise.
3154 (cond_move_process_if_block): Likewise.
3155 (noce_find_if_block): Improve formatting.
3156 (find_if_header): Pass 0 to memset and tweak conditions.
3157 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3159 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3161 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3165 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3166 with non-local decl doesn't need chain.
3168 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3170 * ira-color.c (allocno_reload_assign): Avoid accumulating
3171 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3173 2010-04-19 Martin Jambor <mjambor@suse.cz>
3175 * gimple.h (create_tmp_reg): Declare.
3176 * gimplify.c (create_tmp_reg): New function.
3177 (gimplify_return_expr): Use create_tmp_reg.
3178 (gimplify_omp_atomic): Likewise.
3179 (gimple_regimplify_operands): Likewise.
3180 * tree-dfa.c (make_rename_temp): Likewise.
3181 * tree-predcom.c (predcom_tmp_var): Likewise.
3182 (reassociate_to_the_same_stmt): Likewise.
3183 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3184 (get_replaced_param_substitute): Likewise.
3185 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3186 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3187 * tree-ssa-pre.c (get_representative_for): Likewise.
3188 (create_expression_by_pieces): Likewise.
3189 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3190 (create_tailcall_accumulator): Likewise.
3192 2010-04-19 Martin Jambor <mjambor@suse.cz>
3194 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3196 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3198 2010-04-19 Richard Guenther <rguenther@suse.de>
3200 PR tree-optimization/43796
3201 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3202 from SCEV in the lattice.
3203 (vrp_visit_phi_node): Dump change.
3205 2010-04-19 Richard Guenther <rguenther@suse.de>
3207 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3208 * configure: Re-generated.
3210 2010-04-19 Richard Guenther <rguenther@suse.de>
3212 PR tree-optimization/43783
3213 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3214 constant ARRAY_REF operands two and three if possible.
3216 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3219 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3221 2010-04-19 Jie Zhang <jie@codesourcery.com>
3224 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3226 2010-04-19 Ira Rosen <irar@il.ibm.com>
3228 PR tree-optimization/37027
3229 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3230 and macro to access it.
3231 (vectorizable_reduction): Add argument.
3232 (vect_get_slp_defs): Likewise.
3233 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3234 statements for possible use in SLP.
3235 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3236 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3237 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3239 (vectorizable_reduction): Likewise.
3240 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3242 (vectorizable_type_demotion, vectorizable_type_promotion,
3243 vectorizable_store): Likewise.
3244 (vect_analyze_stmt): Update call to vectorizable_reduction.
3245 (vect_transform_stmt): Likewise.
3246 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3247 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3248 from different interleaving chains in same node.
3249 (vect_slp_rearrange_stmts): New function.
3250 (vect_supported_load_permutation_p): Allow load permutations for
3251 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3252 inside SLP nodes if necessary.
3253 (vect_analyze_slp_instance): Handle reductions.
3254 (vect_analyze_slp): Try to build SLP instances originating from groups
3256 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3257 (vect_get_constant_vectors): Create initial vectors for reductions
3258 according to reduction code. Add new argument.
3259 (vect_get_slp_defs): Add new argument, pass it to
3260 vect_get_constant_vectors.
3261 (vect_schedule_slp_instance): Remove SLP tree root statements.
3263 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3265 * tree.h (ENUM_IS_SCOPED): Define.
3266 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3267 for ENUM_IS_SCOPED enums.
3269 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3271 * fold-const.c (fold_comparison): Use ssizetype.
3272 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3273 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3274 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3275 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3277 * tree.h (initialize_sizetypes): Remove parameter.
3278 (build_common_tree_nodes): Remove second parameter.
3279 * stor-layout.c (initialize_sizetypes): Remove parameter.
3280 Always create an unsigned type.
3281 (set_sizetype): Assert that the passed type is unsigned and simplify.
3282 * tree.c (build_common_tree_nodes): Remove second parameter.
3283 Adjust call to initialize_sizetypes.
3284 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3285 build_common_tree_nodes.
3287 2010-04-18 Matthias Klose <doko@ubuntu.com>
3289 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3291 2010-04-18 Ira Rosen <irar@il.ibm.com>
3293 PR tree-optimization/43771
3294 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3295 load permutation doesn't have gaps.
3297 2010-04-18 Jan Hubicka <jh@suse.cz>
3299 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3300 (sse_prologue_save_insn expander): Use new pattern.
3301 (sse_prologue_save_insn1): New pattern and splitter.
3302 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3304 * i386.c (setup_incoming_varargs_64): Do not compute jump
3306 (ix86_gimplify_va_arg): Update alignment needed.
3307 (ix86_local_alignment): Do not align all local arrays to 128bit.
3309 2010-04-17 Jan Hubicka <jh@suse.cz>
3311 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3313 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3315 * arm.md (negdi2): Remove redundant code to force values into a
3318 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3320 * arm/bpabi.S: Add EABI alignment attributes to objects.
3321 * arm/bpabi-v6m.S: Likewise.
3322 * arm/crti.asm: Likewise.
3323 * arm/crtn.asm: Likewise.
3324 * arm/lib1funcs.asm: Likewise.
3325 * arm/libunwind.S: Likewise.
3327 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3329 * arm-protos.h (tune_params): New structure.
3330 * arm.c (current_tune): New variable.
3331 (arm_constant_limit): Delete.
3332 (struct processors): Add pointer to the tune parameters.
3333 (arm_slowmul_tune): New tuning option.
3334 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3335 (all_cores): Adjust to pick up the tuning model.
3336 (arm_constant_limit): New function.
3337 (arm_override_options): Select the appropriate tuning model. Delete
3338 initialization of arm_const_limit.
3339 (arm_split_constant): Use the new constant-limit model.
3340 (arm_rtx_costs): Pick up the current tuning model.
3341 * arm.md (is_strongarm, is_xscale): Delete.
3342 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3343 for Xscale variant architectures.
3344 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3346 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3348 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3350 (arm_rtx_costs_1): Remove unused variable extra_cost.
3351 (arm_unwind_emit_set): Use variable offset.
3352 (thumb1_output_casesi): Remove unused variable flags.
3354 2010-04-16 Jeff Law <law@redhat.com>
3356 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3357 needing assignment rather than doing a two-phase assignment. Remove
3358 unused variable 'm'.
3360 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3363 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3365 2010-04-16 Doug Kwan <dougkwan@google.com>
3367 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3368 (next_operand_entry_id): New static variable.
3369 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3370 (add_to_ops_vec): Assigned unique ID to operand entry.
3371 (struct oecount_s): New field ID.
3372 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3373 (undistribute_ops_list): Assign unique IDs to oecounts.
3374 (init_reassoc): reset next_operand_entry_id.
3376 2010-04-16 Doug Kwan <dougkwan@google.com>
3378 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3379 missing left parenthesis.
3381 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3383 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3384 *btdi_rex64 using SWI48 mode iterator.
3385 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3386 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3387 *jcc_btdi_mask_rex64.
3389 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3391 * double-int.h (tree_to_double_int): Convert to macro.
3392 * double-int.c (tree_to_double_int): Remove.
3394 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3397 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3398 with want_address 2 and in case a single element list might be
3399 possible, call it again with want_address 0.
3401 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3403 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3404 case 'W' print operands for HI mode.
3405 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3406 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3407 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3408 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3410 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3412 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3413 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3414 #xx:3 and #xx:4 mode.
3416 * config/h8300/h8300.md (inverted load with HImode dest): Add
3417 support for H8300SX.
3419 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3420 satisfy 'U' constraint.
3422 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3424 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3425 * configure: Regenerate.
3426 * config.in: Regenerate.
3427 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3430 2010-04-16 Richard Guenther <rguenther@suse.de>
3432 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3433 (struct tree_decl_common): ... here.
3434 (DECL_PT_UID): Adjust.
3435 (SET_DECL_PT_UID): Likewise.
3436 (DECL_PT_UID_SET_P): Likewise.
3438 2010-04-16 Richard Guenther <rguenther@suse.de>
3440 PR tree-optimization/43572
3441 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3442 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3443 * tree-flow.h (is_call_clobbered): Remove.
3444 * tree-flow-inline.h (is_call_clobbered): Likewise.
3445 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3446 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3447 (execute_return_slot_opt): Adjust.
3448 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3449 check for call clobbered vars here.
3450 (find_tail_calls): Move tailcall verification to the
3453 2010-04-16 Diego Novillo <dnovillo@google.com>
3455 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3457 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3460 * config/arm/arm.md (cbranchqi4): New pattern.
3461 * config/arm/predicates.md (const0_operand,
3462 cbranchqi4_comparison_operator): New predicates.
3464 2010-04-16 Richard Guenther <rguenther@suse.de>
3466 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3467 (dump_gimple_stmt): Likewise.
3469 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3471 * recog.h (struct recog_data): New field is_operator.
3472 (struct insn_operand_data): New field is_operator.
3473 * recog.c (extract_insn): Set recog_data.is_operator.
3474 * genoutput.c (output_operand_data): Emit code to set the
3476 * reload.c (find_reloads): Use it rather than testing for an
3477 empty constraint string.
3480 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3481 If the previous insn is a cbranchsi4_insn with the same arguments,
3482 omit the compare instruction.
3484 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3485 register, inputs must be low registers and we need a low register
3486 scratch. Handle alternative 2 like alternative 3.
3488 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3490 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3491 don't call get_addr on both. If one expression is a VALUE and
3492 the other a REG, check VALUE's locs if the REG isn't among them.
3494 2010-04-16 Christian Bruel <christian.bruel@st.com>
3496 * config/sh/sh.h (sh_frame_pointer_required): New function.
3497 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3498 (flag_omit_frame_pointer) Set.
3499 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3500 (rounded_frame_size): Adjust size with outgoing_args_size.
3501 (sh_set_return_address): Must return from stack pointer.
3502 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3503 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3504 (ACCUMULATE_OUTGOING_ARGS): Define.
3505 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3506 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3508 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3511 * config/sh/sh.c (sh_legitimize_reload_address): Use
3512 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3513 Remove a unneeded check for offset_base.
3515 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3517 * configure: Regenerated.
3519 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3521 * config/s390/s390.c (s390_call_save_register_used): Switch back
3522 to HARD_REGNO_NREGS.
3524 2010-04-15 Richard Guenther <rguenther@suse.de>
3526 * alias.c (alias_set_subset_of): Handle alias-set zero
3529 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3530 Julian Brown <julian@codesourcery.com>
3532 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3533 alternatives according to use of high and low regs.
3534 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3535 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3536 optimizing for size on Thumb-2.
3538 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3540 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3542 2010-04-15 Richard Guenther <rguenther@suse.de>
3544 * tree-ssa-structalias.c (struct variable_info): Add
3546 (new_var_info): Initialize it.
3547 (dump_constraints): Support printing last added constraints.
3548 (debug_constraints): Adjust.
3549 (dump_constraint_graph): Likewise.
3550 (make_heapvar_for): Check for NULL cfun.
3551 (get_function_part_constraint): New function.
3552 (get_fi_for_callee): Likewise.
3553 (find_func_aliases): Properly implement IPA PTA constraints.
3554 (process_ipa_clobber): New function.
3555 (find_func_clobbers): Likewise.
3556 (insert_into_field_list_sorted): Remove.
3557 (create_function_info_for): Properly allocate vars for IPA mode.
3558 Do not use insert_into_field_list_sorted.
3559 (create_variable_info_for): Properly generate constraints for
3560 global vars in IPA mode.
3561 (dump_solution_for_var): Always dump the solution.
3562 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3563 (find_what_var_points_to): Adjust.
3564 (pt_solution_set): Change.
3565 (pt_solution_ior_into): New function.
3566 (pt_solution_empty_p): Export.
3567 (pt_solution_includes_global): Adjust.
3568 (pt_solution_includes_1): Likewise.
3569 (pt_solutions_intersect_1): Likewise.
3570 (dump_sa_points_to_info): Check some invariants.
3571 (solve_constraints): Move constraint dumping ...
3572 (compute_points_to_sets): ... here.
3573 (ipa_pta_execute): ... and here.
3574 (compute_may_aliases): Do not re-compute points-to info
3575 locally if IPA info is available.
3576 (ipa_escaped_pt): New global var.
3577 (ipa_pta_execute): Properly implement IPA PTA.
3578 * tree-into-ssa.c (dump_decl_set): Support dumping
3579 decls not in referenced-vars.
3580 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3581 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3582 (dump_points_to_solution): Likewise.
3583 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3584 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3585 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3586 (copy_decl_to_var): Copy DECL_PT_UID.
3587 (copy_result_decl_to_var): Likewise.
3588 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3589 (copy_node_stat): Copy it.
3590 * tree.h (DECL_PT_UID): New macro.
3591 (SET_DECL_PT_UID): Likewise.
3592 (DECL_PT_UID_SET_P): Likewise.
3593 (struct tree_decl_minimal): Add pt_uid member.
3594 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3595 (pt_solution_empty_p): Declare.
3596 (pt_solution_set): Adjust.
3597 (ipa_escaped_pt): Declare.
3598 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3599 * gimple-pretty-print.c (pp_points_to_solution): New function.
3600 (dump_gimple_call): Dump call clobber/use information.
3601 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3602 * tree-pass.h (TDF_ALIAS): New dump option.
3603 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3604 * doc/invoke.texi (-fipa-pta): Update documentation.
3606 2010-04-15 Richard Guenther <rguenther@suse.de>
3608 * Makefile.in (OBJS-common): Add gimple-fold.o.
3609 (gimple-fold.o): New rule.
3610 * tree.h (maybe_fold_offset_to_reference,
3611 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3613 * gimple.h: ... here.
3614 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3615 may_propagate_address_into_dereference): Move prototypes ...
3616 * gimple.h: ... here.
3617 * tree-ssa-ccp.c (get_symbol_constant_value,
3618 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3619 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3620 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3621 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3622 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3623 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3624 gimplify_and_update_call_from_tree): Move ...
3625 * gimple-fold.c: ... here. New file.
3626 (ccp_fold_builtin): Rename to ...
3627 (gimple_fold_builtin): ... this.
3628 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3630 2010-04-15 Richard Guenther <rguenther@suse.de>
3632 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3633 fit_double_type, force_fit_type_double, add_double_with_sign,
3634 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3635 lrotate_double, rrotate_double, div_and_round_double): Move ...
3636 * double-int.c: ... here.
3637 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3638 add_double, neg_double, mul_double_with_sign, mul_double,
3639 lshift_double, rshift_double, lrotate_double, rrotate_double,
3640 div_and_round_double): Move prototypes ...
3641 * double-int.h: ... here.
3643 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3646 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3647 matching constraints to ensure inputs match the output.
3649 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3652 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3653 in an input-only operand.
3655 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3657 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3658 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3659 (double_int_negative_p): Convert to static inline function.
3660 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3661 (double_int_negative_p): Remove.
3662 * tree.h (lshift_double, rshift_double):
3663 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3664 * fold-const.c (fold_convert_const_int_from_real,
3665 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3666 (lshift_double): Change type of arith argument to bool.
3667 (rshift_double): Change type of arith argument to bool. Correct
3669 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3671 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3674 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3675 at the start and end of the then/else blocks, and omit them from the
3677 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3678 argument; all callers changed. Pass zero to old_insns_match_p instead.
3679 (flow_find_head_matching_sequence): New function.
3680 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3681 * basic-block.h (flow_find_cross_jump,
3682 flow_find_head_matching_sequence): Declare functions.
3684 2010-04-14 Jason Merrill <jason@redhat.com>
3687 * c-common.c (attribute_takes_identifier_p): New fn.
3688 * c-common.h: Declare it.
3690 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3692 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3694 (*udivmod<mode>4): Ditto.
3696 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3698 * config/i386/i386.md (maxmin_int): Rename code attribute from
3699 maxminiprefix and update all users.
3700 (maxmin_float): Ditto from maxminfprefix.
3701 (logic): Ditto from logicprefix.
3702 (absneg_mnemonic): Ditto from absnegprefix.
3703 * config/i386/mmx.md: Update all users of maxminiprefix,
3704 maxminfprefix and logicprefix for rename.
3705 * config/i386/sse.md: Ditto.
3706 * config/i386/sync.md (sync_<code><mode>): Update for
3709 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3712 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3713 warnings converted to errors.
3715 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3717 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3718 used insn_type variable.
3719 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3720 to avoid set-but-not-used warning.
3722 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3724 * df-core.c (df_ref_debug): Change format string placeholder
3726 * dwarf2asm.c (dw2_asm_output_data_raw,
3727 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3728 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3729 * dwarf2out.c (output_cfi, output_cfi_directive,
3730 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3731 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3733 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3734 * print-rtl.c (print_rtx): Ditto.
3736 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3739 * builtins.c (expand_builtin_pow_root): New function to expand pow
3740 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3741 series of sqrt and cbrt calls under -ffast-math.
3742 (expand_builtin_pow): Call it.
3744 2010-04-14 Michael Matz <matz@suse.de>
3746 PR tree-optimization/42963
3747 * tree-cfg.c (touched_switch_bbs): New static variable.
3748 (group_case_labels_stmt): New function broken out from ...
3749 (group_case_labels): ... here, use the above.
3750 (start_recording_case_labels): Allocate touched_switch_bbs.
3751 (end_recording_case_labels): Deallocate it, call
3752 group_case_labels_stmt.
3753 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3755 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3757 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3760 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3762 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3764 2010-04-13 Jan Hubicka <jh@suse.cz>
3766 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3767 of optimized out static functions.
3768 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3769 cost computation. Also sanity check for overflows.
3770 (update_caller_keys): Update cgraph_edge_badness call; properly
3771 update fibheap and sanity check that it is up to date.
3772 (add_new_edges_to_heap): Update cgraph_edge_badness.
3773 (cgraph_decide_inlining_of_small_function): Likewise;
3774 add sanity checking that badness in heap is up to date;
3775 improve dumping of reason; Update badness of calls to the
3776 offline copy of function currently inlined; dump badness
3777 of functions not inlined because of unit growth limits.
3779 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3782 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3783 because of sign-extension change when converting to sizetype here...
3784 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3786 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3787 the folding to constants. Remove redundant final conversion.
3788 (fold_binary) <associate>: Do not associate if the re-association of
3789 constants alone overflows.
3790 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3791 to the end of the list.
3792 (multiple_of_p) <COND_EXPR>: New case.
3794 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3796 * opt-functions.awk (opt_sanitized_name): New.
3798 * optc-gen.awk: Use it
3799 * opth-gen.awk: Use it.
3801 2010-04-13 Martin Jambor <mjambor@suse.cz>
3803 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3804 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3805 children. Call replace_uses_with_default_def_ssa_name to handle
3808 2010-04-13 Michael Matz <matz@suse.de>
3811 * builtins.c (expand_builtin_interclass_mathfn): Also create
3812 a register if the predicate doesn't match.
3814 2010-04-13 Diego Novillo <dnovillo@google.com>
3816 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3817 * c-pch.c: Include timevar.h.
3818 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3819 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3820 * ggc-common.c: Include timevar.h.
3821 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3822 * timevar.def (TV_PCH_SAVE): Define.
3823 (TV_PCH_CPP_SAVE): Define.
3824 (TV_PCH_PTR_REALLOC): Define.
3825 (TV_PCH_PTR_SORT): Define.
3826 (TV_PCH_RESTORE): Define.
3827 (TV_PCH_CPP_RESTORE): Define.
3829 2010-04-13 Michael Matz <matz@suse.de>
3831 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3833 (can_reassociate_p): New function.
3834 (break_up_subtract_bb, reassociate_bb): Use it.
3836 2010-04-13 Richard Guenther <rguenther@suse.de>
3839 * builtins.c (c_readstr): Fix assert.
3841 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3843 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3844 when generating cltd insn.
3846 (*ashl<mode>3_1): Remove special handling for register operand 2.
3847 (*ashlsi3_1_zext): Ditto.
3848 (*ashlhi3_1): Ditto.
3849 (*ashlhi3_1_lea): Ditto.
3850 (*ashlqi3_1): Ditto.
3851 (*ashlqi3_1_lea): Ditto.
3852 (*<shiftrt_insn><mode>3_1): Ditto.
3853 (*<shiftrt_insn>si3_1_zext): Ditto.
3854 (*<shiftrt_insn>qi3_1_slp): Ditto.
3855 (*<rotate_insn><mode>3_1): Ditto.
3856 (*<rotate_insn>si3_1_zext): Ditto.
3857 (*<rotate_insn>qi3_1_slp): Ditto.
3859 2010-04-13 Richard Guenther <rguenther@suse.de>
3861 * tree-ssa-structalias.c (callused_id): Remove.
3862 (call_stmt_vars): New.
3863 (get_call_vi): Likewise.
3864 (lookup_call_use_vi): Likewise.
3865 (lookup_call_clobber_vi): Likewise.
3866 (get_call_use_vi): Likewise.
3867 (get_call_clobber_vi): Likewise.
3868 (make_transitive_closure_constraints): Likewise.
3869 (handle_const_call): Adjust to do per-call call-used handling.
3870 (handle_pure_call): Likewise.
3871 (find_what_var_points_to): Remove general callused handling.
3872 (init_base_vars): Likewise.
3873 (init_alias_vars): Initialize call_stmt_vars.
3874 (compute_points_to_sets): Process call-used and call-clobbered
3875 vars for call statements.
3876 (delete_points_to_sets): Free call_stmt_vars.
3878 2010-04-13 Richard Guenther <rguenther@suse.de>
3880 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3881 Only add RW dependence for dependence distance zero.
3882 Adjust maximal vectorization factor according to dependences.
3883 Move alignment handling ...
3884 (vect_find_same_alignment_drs): ... here. New function.
3885 (vect_analyze_data_ref_dependences): Adjust.
3886 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3887 (vect_analyze_data_refs): Adjust minimal vectorization factor
3888 according to data references.
3889 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3890 dependences before determining the vectorization factor.
3891 Analyze alignment after determining the vectorization factor.
3892 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3893 dependences before alignment.
3894 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3896 (vect_analyze_data_refs): Likewise.
3897 (MAX_VECTORIZATION_FACTOR): New define.
3899 2010-04-13 Duncan Sands <baldrick@free.fr>
3901 * except.h (lang_eh_type_covers): Remove.
3902 * except.c (lang_eh_type_covers): Likewise.
3904 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3905 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3907 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3908 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3909 UNITS_PER_LONG where it is ABI relevant.
3910 (s390_return_addr_rtx): Likewise.
3911 (s390_back_chain_rtx): Likewise.
3912 (s390_frame_area): Likewise.
3913 (s390_frame_info): Likewise.
3914 (s390_initial_elimination_offset): Likewise.
3915 (save_gprs): Likewise.
3916 (s390_emit_prologue): Likewise.
3917 (s390_emit_epilogue): Likewise.
3918 (s390_function_arg_advance): Likewise.
3919 (s390_function_arg): Likewise.
3920 (s390_va_start): Likewise.
3921 (s390_gimplify_va_arg): Likewise.
3922 (s390_function_profiler): Likewise.
3923 (s390_optimize_prologue): Likewise.
3924 (s390_rtx_costs): Likewise.
3925 (s390_secondary_reload): Likewise.
3926 (s390_promote_function_mode): Likewise.
3927 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3928 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3929 registers available.
3930 (s390_unwind_word_mode): New function.
3931 (s390_function_value): Split 64 bit values into register pair if
3932 used as return value.
3933 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3934 function call parameters. Handle parallels.
3935 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3936 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3937 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3938 (s390_expand_setmem): Remove unused variable src_addr.
3939 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3940 deal with 64 bit registers.
3941 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3942 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3943 (UNITS_PER_LONG): New macro.
3944 * libjava/include/s390-signal.h: Define extended ucontext
3945 structure containing the upper halfs of the 64 bit registers.
3947 2010-04-13 Simon Baldwin <simonb@google.com>
3949 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3951 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3953 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3954 rvalue on the RHS if the LHS is of a non-renamable type.
3955 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3957 2010-04-13 Matthias Klose <doko@ubuntu.com>
3959 * gcc.c (cc1_options): Handle -iplugindir before processing
3960 the cc1 spec. Only add -iplugindir once.
3961 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3963 * common.opt (iplugindir): Remove `Separate' property, initialize.
3964 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3966 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3967 (distclean): Remove plugin dir.
3968 * doc/invoke.texi: Document -iplugindir.
3970 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3972 * doc/plugins.texi (Loading Plugins): Document short
3973 -fplugin=foo option.
3974 (Plugin API): Mention default_plugin_dir_name function.
3976 * gcc.c (find_file_spec_function): Add new declaration.
3977 (static_spec_func): Use it for "find-file".
3978 (find_file_spec_function): Add new function.
3979 (cc1_options): Add -iplugindir option if -fplugin* options found.
3981 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3983 * plugin.c (add_new_plugin): Updated comment, and handle short
3985 (default_plugin_dir_name): Added new function.
3987 * common.opt (iplugindir): New option to set the plugin directory.
3989 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3991 * config/i386/i386.md (any_rotate): New code iterator.
3992 (rotate_insn): New code attribute.
3994 (SWIM124): New mode iterator.
3995 (<rotate_insn>ti3): New expander.
3996 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3997 any_rotate code iterator.
3998 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3999 using any_rotate code iterator and SWIM124 mode iterator.
4000 (ix86_rotlti3): New insn_and_split pattern.
4001 (ix86_rotrti3): Ditto.
4002 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4003 ix86_rotl{di,ti}3 patterns.
4004 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4005 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4006 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4007 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4008 code iterator and SWI mode iterator.
4009 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4010 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4012 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4013 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4014 (bswap rotatert splitter): Add splitter.
4015 (bswap splitter): Macroize splitter using any_rotate code iterator.
4016 Add insn predicate to split only for TARGET_USE_XCHGB or when
4017 optimizing function for size.
4019 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4021 * config/pa/pa.c (emit_move_sequence): Remove use of
4022 deleted variable flag_argument_noalias.
4024 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4026 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4028 Add to unsupported targets list.
4029 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4030 sparc*-sun-solaris2.[567]* from target lists.
4031 * configure: Regenerate.
4032 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4034 Remove Solaris 7 patch references.
4035 (Specific, sparc-sun-solaris2.7): Removed.
4036 (sparc-sun-solaris2*): Update Solaris 7 example.
4037 (sparc64-*-solaris2*): Likewise.
4039 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4041 * config.build (alpha*-dec-osf4*): Remove.
4042 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4043 of obsolete configurations.
4044 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4046 * config/alpha/t-osf4: Renamed to ...
4047 * config/alpha/t-osf5: ... this.
4048 * config/alpha/osf.h: Renamed to ...
4049 * config/alpha/osf5.h: ... this.
4050 Merged old osf5.h contents.
4052 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4053 (EXTRA_SPECS): Removed.
4054 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4055 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4058 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4060 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4062 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4065 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4066 __thiscall convention.
4068 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4070 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4072 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4074 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4076 * function.c (assign_parms_initialize_all): Add unused attribute
4079 2010-04-12 Richard Guenther <rguenther@suse.de>
4081 * gsstruct.def (GSS_CALL): New.
4082 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4083 * gimple.h: Include tree-ssa-alias.h.
4084 (struct gimple_statement_call): New.
4085 (union gimple_statement_struct_d): Add gimple_call member.
4086 (gimple_call_reset_alias_info): Declare.
4087 (gimple_call_use_set): New function.
4088 (gimple_call_clobber_set): Likewise.
4089 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4090 * gimple.c (gimple_call_reset_alias_info): New function.
4091 (gimple_build_call_1): Call it.
4092 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4093 * tree-inline.c (remap_gimple_stmt): Likewise.
4094 (expand_call_inline): Remove callused handling.
4095 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4096 * tree-dfa.c (dump_variable): Likewise.
4097 * tree-parloops.c (parallelize_loops): Likewise.
4098 * tree-ssa.c (init_tree_ssa): Likewise.
4099 (delete_tree_ssa): Likewise.
4100 * tree-flow-inline.h (is_call_used): Remove.
4101 * tree-flow.h (struct gimple_df): Remove callused member.
4102 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4103 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4104 (ref_maybe_used_by_call_p_1): Simplify.
4105 (call_may_clobber_ref_p_1): Likewise.
4106 * tree-ssa-structalias.c (compute_points_to_sets): Set
4107 the call stmt used and clobbered sets.
4108 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4109 (find_tail_calls): Verify the tail call.
4111 2010-04-12 Richard Guenther <rguenther@suse.de>
4113 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4114 single-iteration always-inline inlining.
4115 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4116 (cgraph_decide_inlining): Do not handle always-inline specially.
4117 (try_inline): Remove always-inline cycle detection special case.
4118 Do not recurse on always-inlines.
4119 (cgraph_early_inlining): Do not iterate if not optimizing.
4120 (cgraph_gate_early_inlining): remove.
4121 (pass_early_inline): Run unconditionally.
4122 (gate_cgraph_decide_inlining): New function.
4123 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4124 not inlining or optimizing.
4125 (cgraph_decide_inlining_of_small_functions): Also consider
4126 always-inline functions.
4127 (cgraph_default_inline_p): Return true for nodes which should
4128 disregard inline limits.
4129 (estimate_function_body_sizes): Assume zero size and time for
4130 nodes which are marked as disregarding inline limits.
4131 (cgraph_decide_recursive_inlining): Do not perform recursive
4132 inlining on always-inline nodes.
4134 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4137 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4138 for exprs satisfying handled_component_p.
4140 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4142 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4143 non-constant aggregate elements.
4145 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4146 is a real initialization.
4148 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4151 * c-decl.c (start_function): Move forward check for nested function.
4153 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4155 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4156 * config/sh/sh.c: Include reload.h.
4157 (sh_legitimize_reload_address): New.
4158 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4159 sh_legitimize_reload_address.
4161 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4163 * config/sh/sh.md (*movqi_pop): New insn pattern.
4164 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4166 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4168 * config/i386/i386.md (any_shiftrt): New code iterator.
4169 (shiftrt_insn): New code attribute.
4171 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4172 using any_shiftrt code iterator.
4173 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4174 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4175 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4176 pattern from corresponding peephole2 patterns.
4177 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4178 using any_shiftrt code iterator.
4179 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4180 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4181 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4182 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4183 *{ashr,lshr}<mode>3_cmp_zext.
4184 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4186 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4188 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4190 (*lshr<mode>3_cconly): Ditto.
4192 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4194 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4195 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4196 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4197 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4199 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4200 from corresponding peephole2 patterns.
4201 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4202 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4203 and *lshrdi3_1_rex64 using SWI mode iterator.
4204 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4205 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4206 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4207 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4208 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4209 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4210 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4211 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4212 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4215 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4217 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4218 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4219 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4220 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4222 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4223 from corresponding peephole2 patterns.
4224 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4225 (ashrsi3_cvt): Rename from ashrsi3_31.
4226 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4227 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4228 and x86_64_shift_adj_3 using SWI48 mode iterator.
4229 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4230 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4231 and *ashrdi3_1_rex64 using SWI mode iterator.
4232 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4233 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4234 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4235 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4236 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4237 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4238 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4239 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4240 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4242 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4243 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4244 x86_shift<mode>_adj_3 expanders.
4246 2010-04-10 Wei Guozhi <carrot@google.com>
4249 * config/arm/arm.c (arm_pic_static_addr): New function.
4250 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4252 (arm_output_addr_const_extra): Output expression for new pattern.
4253 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4255 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4257 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4260 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4261 * web.c: Include "insn-config.h" and "recog.h".
4262 (union_match_dups): New function.
4263 (web_main): Call it.
4264 (union_defs): Don't try to recognize match_dups.
4266 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4267 if doing so would replace the entire pattern.
4269 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4273 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4274 and splitter pattern. Change splitter operand 1 predicate to
4277 2010-04-09 Martin Jambor <mjambor@suse.cz>
4279 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4280 lattices are addresses of CONST_DECLs with the same initial value.
4281 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4282 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4284 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4285 Bernd Schmidt <bernds@codesourcery.com>
4287 * loop-invariant.c (replace_uses): New static function.
4288 (move_invariant_reg): Use it to ensure we can replace the uses.
4290 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4292 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4294 (picochip_override_options): Enable section anchors only above -O1.
4295 (picochip_reorg): Fixed a couple of build warnings.
4297 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4299 * configure.ac (plugin -rdynamic test): Log result.
4300 * configure: Regenerate.
4301 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4302 (RDYNAMIC_SPEC): Define.
4303 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4305 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4307 * configure.ac: Determine Sun ld version numbers.
4308 (comdat_group): Restrict GNU ld version checks to gld.
4309 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4310 (enable_comdat): Support --enable-comdat.
4311 * configure: Regenerate.
4312 * doc/install.texi (Configuration): Document --enable-comdat.
4314 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4316 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4317 * config/sol2-gld.h: ... here.
4318 * config.gcc (sparc*-*-solaris2*): Reflect this.
4319 (i[34567]86-*-solaris2*): Use it.
4321 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4323 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4325 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4327 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4330 * diagnostic.c (diagnostic_initialize): Initialize
4331 some_warnings_are_errors.
4332 (diagnostic_finish): New.
4333 (diagnostic_action_after_output): Call it before exiting.
4334 (diagnostic_report_diagnostic): Do not print message here. Set
4335 some_warnings_are_errors.
4336 * diagnostic.h (diagnostic_context): Delete
4337 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4338 (diagnostic_finish): Declare.
4339 * toplev.c (toplev_main): Call it before exit.
4341 2010-04-09 Jason Merrill <jason@redhat.com>
4344 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4345 for incomplete type.
4348 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4349 based on a warning flag.
4351 2010-04-09 Richard Guenther <rguenther@suse.de>
4353 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4355 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4358 * varasm.c (default_assemble_visibility): Wrap vars that are
4359 set, but unused, by targets without GAS.
4360 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4361 Remove set, but unused, vars.
4362 (rs6000_legitimize_tls_address): Likewise.
4363 (altivec_expand_dst_builtin): Likewise.
4364 * config/darwin.c (machopic_classify_symbol): Likewise.
4365 (machopic_indirection_name): Likewise.
4367 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.md (DWI): New mode iterator.
4370 (S): New mode attribute.
4371 (shift_operand): Ditto.
4372 (shift_immediate_operand): Ditto.
4373 (ashl_input_operand): Ditto.
4374 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4375 using SDWIM mode iterator.
4376 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4377 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4379 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4380 from corresponding peephole2 patterns.
4381 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4382 and x86_64_shift_adj_1 using SWI48 mode iterator.
4383 (x86_shift<mode>_adj_2): Ditto.
4384 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4385 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4386 using SWI48 mode iterator.
4387 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4388 *ashldi3_cmp_rex64 using SWI mode iterator.
4389 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4390 *ashldi3_cconly_rex64 using SWI mode iterator.
4391 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4392 x86_shift<mode>_adj_{1,2}.
4393 (ix86_split_ashr): Ditto.
4394 (ix86_split_lshr): Ditto.
4396 2010-04-09 Richard Guenther <rguenther@suse.de>
4398 * target.h (builtin_conversion): Pass in input and output types.
4399 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4400 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4401 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4402 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4404 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4406 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4408 2010-04-09 Richard Guenther <rguenther@suse.de>
4411 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4413 2010-04-09 Richard Guenther <rguenther@suse.de>
4415 * tree-vectorizer.h (struct _stmt_vec_info): Document
4416 that vectype is the type of the LHS.
4417 (supportable_widening_operation, supportable_narrowing_operation):
4418 Get both input and output vector types as arguments.
4419 (vect_is_simple_use_1): Declare.
4420 (get_same_sized_vectype): Likewise.
4421 * tree-vect-loop.c (vect_determine_vectorization_factor):
4422 Set STMT_VINFO_VECTYPE to the vector type of the def.
4423 (vectorizable_reduction): Adjust.
4424 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4425 Adjust. Specify the output vector type.
4426 (vect_pattern_recog_1): Adjust.
4427 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4428 (vectorizable_call): Adjust.
4429 (vectorizable_conversion): Likewise.
4430 (vectorizable_operation): Likewise.
4431 (vectorizable_type_demotion): Likewise.
4432 (vectorizable_type_promotion): Likewise.
4433 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4435 (vect_is_simple_use_1): New function.
4436 (supportable_widening_operation): Get both input and output
4438 (supportable_narrowing_operation): Likewise.
4439 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4441 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4443 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4444 __thiscall and _thiscall as predefined macros.
4445 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4446 thiscall attribute handling.
4447 (ix86_comp_type_attributes): Likewise.
4448 (ix86_function_regparm): Likewise.
4449 (ix86_return_pops_args): Likewise.
4450 (init_cumulative_args): Likewise.
4451 (find_drap_reg): Likewise.
4452 (ix86_static_chain): Likewise.
4453 (x86_this_parameter): Likewise.
4454 (x86_output_mi_thunk): Likewise.
4455 (ix86_attribute_table): Add description for thiscall attribute.
4456 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4457 * doc/extend.texi: Add documentation for thiscall.
4459 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4462 * c.opt (Wint-to-pointer-cast): Available in C++.
4463 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4465 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4467 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4468 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4469 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4470 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4471 function type instead. Reorder and simplify checks.
4473 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4475 2010-04-08 Jing Yu <jingyu@google.com>
4476 Zdenek Dvorak <ook@ucw.cz>
4478 PR tree-optimization/42720
4479 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4480 loop unswitch conditions here from ...
4481 (tree_unswitch_single_loop): ... here.
4483 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4485 * tree-if-conv.c: Fix comments and simplify logic.
4487 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4489 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4490 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4491 (main_tree_if_conversion): Update call to tree_if_conversion.
4493 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4496 * doc/invoke.texi (-b,-V): Delete.
4497 * doc/tm.texi: Do not mention -b.
4498 * gcc.c (display_help): Delete -b and -V.
4499 (process_command): Delete -b and -V.
4500 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4502 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4503 Wolfgang Gellerich <gellerich@de.ibm.com>
4505 Implement target hook for loop unrolling
4506 * target.h (loop_unroll_adjust): Add a new target hook function.
4507 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4508 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4509 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4510 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4511 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4513 (decide_unroll_stupid): Likewise.
4515 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4518 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4520 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4522 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4523 (Specific, *-*-solaris2*): Likewise.
4524 Don't prefer Sun as over GNU as.
4526 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4528 * config/s390/s390.c (override_options): Adjust the z10 defaults
4529 for max-unroll-times, max-completely-peeled-insns
4530 and max-completely-peel-times.
4532 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4534 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4535 instructions for z10.
4536 (s390_expand_setmem): Likewise.
4537 (s390_expand_cmpmem): Likewise.
4539 2010-04-08 Richard Guenther <rguenther@suse.de>
4541 PR tree-optimization/43679
4542 * tree-ssa-pre.c (eliminate): Only propagate copies.
4544 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4547 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4548 set but not used variable warning.
4550 2010-04-08 Wei Guozhi <carrot@google.com>
4553 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4554 (arm_size_rtx_costs): Call the new function when optimized for size.
4556 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4559 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4560 op0 is not a MEM, just return NULL instead of assertion
4562 (discover_nonconstant_array_refs): Don't walk debug stmts.
4564 2010-04-08 Doug Kwan <dougkwan@google.com>
4566 * configure.ac: Recognize gold and do not use its version number
4567 to test ld features.
4568 * configure: Regenerate.
4570 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4573 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4574 (negate_value): Move code to push elements to broken_up_substracts ...
4575 (eliminate_plus_minus_pair): ... here. Push operands that have no
4576 negative pair to plus_negates.
4577 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4579 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4581 * doc/install.texi (Configuration): Move description of
4582 --enable-lto, --with-libelf*, --enable-gold from Java section to
4585 * doc/generic.texi (Working with declarations)
4586 (Function Properties, C and C++ Trees): Fix typos.
4587 * doc/sourcebuild.texi (Top Level): Likewise.
4589 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4592 * tree.h (DECL_READ_P): Define.
4593 (struct tree_decl_common): Add decl_read_flag.
4594 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4595 a set but not used warning.
4596 (merge_decls): Merge DECL_READ_P flag.
4597 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4598 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4599 * c-common.c (handle_used_attribute, handle_unused_attribute):
4601 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4603 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4605 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4606 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4607 c_parser_binary_expression, c_parser_cast_expression,
4608 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4609 Call default_function_array_read_conversion instead of
4610 default_function_array_conversion where needed.
4611 (c_parser_unary_expression, c_parser_conditional_expression,
4612 c_parser_postfix_expression_after_primary, c_parser_initelt):
4613 Likewise. Call mark_exp_read where needed.
4614 (c_parser_statement_after_labels, c_parser_asm_operands,
4615 c_parser_typeof_specifier, c_parser_sizeof_expression,
4616 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4618 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4620 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4621 (warn_unused_but_set_parameter): Default to warn_unused
4623 * doc/invoke.texi: Document -Wunused-but-set-variable and
4624 -Wunused-but-set-parameter.
4626 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4627 used count variable.
4628 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4629 when operandN variables aren't used in the body of the expander
4631 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4632 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4633 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4634 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4635 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4636 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4637 * tree.c (PROCESS_ARG): Likewise.
4639 2010-04-07 Simon Baldwin <simonb@google.com>
4641 * diagnostic.h (diagnostic_override_option_index): New macro to
4642 set a diagnostic's option_index.
4643 * c-tree.h (c_cpp_error): Add warning reason argument.
4644 * opts.c (_warning_as_error_callback): New.
4645 (register_warning_as_error_callback): Store callback for
4646 warnings enabled via enable_warning_as_error.
4647 (enable_warning_as_error): Call callback, minor code tidy.
4648 * opts.h (register_warning_as_error_callback): Declare.
4649 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4650 response to -Werror=.
4651 (c_common_init_options): Register warning_as_error_callback in opts.c.
4652 * common.opt: Add -Wno-cpp option.
4653 * c-common.c (struct reason_option_codes_t): Map cpp warning
4654 reason codes to gcc option indexes.
4655 * (c_option_controlling_cpp_error): New function, lookup the gcc
4656 option index for a cpp warning reason code.
4657 * (c_cpp_error): Add warning reason argument, call
4658 c_option_controlling_cpp_error for diagnostic_override_option_index.
4659 * doc/invoke.texi: Document -Wno-cpp.
4661 2010-04-07 Richard Guenther <rguenther@suse.de>
4663 * ipa-reference.c (mark_load): Use get_base_address.
4664 (mark_store): Likewise.
4666 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4667 inserting GIMPLE_NOPs into the IL.
4668 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4669 Explicitly strip handled components and indirect references.
4671 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4672 folding address expressions.
4673 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4674 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4675 operand_equal_p to compare decls.
4676 (ptr_deref_may_alias_decl_p): Likewise.
4677 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4678 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4679 Handle reversed comparison ops.
4680 * tree-sra.c (asm_visit_addr): Use get_base_address.
4681 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4682 * ipa-reference.c (mark_address): Use get_base_address.
4684 2010-04-07 Richard Guenther <rguenther@suse.de>
4686 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4687 Propagate constants everywhere.
4689 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4692 * tree.c (MAX_INT_CACHED_PREC): Define.
4693 (nonstandard_integer_type_cache): New array.
4694 (build_nonstandard_integer_type): Cache results for precision
4695 <= MAX_INT_CACHED_PREC.
4697 2010-04-07 Richard Guenther <rguenther@suse.de>
4699 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4700 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4701 * common.opt: Likewise.
4702 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4703 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4704 (nonoverlapping_memrefs_p): Likewise.
4705 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4706 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4707 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4708 OPT_fargument_noalias_global for backward compatibility.
4710 2010-04-07 Richard Guenther <rguenther@suse.de>
4712 PR tree-optimization/43270
4713 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4714 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4715 * tree-ssa-pre.c (phi_translate_1): Adjust.
4716 (fully_constant_expression): Split out vn_reference handling to ...
4717 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4718 Fold reads from constant strings.
4719 (vn_reference_lookup): Handle fully constant references.
4720 (vn_reference_lookup_pieces): Likewise.
4721 * Makefile.in (expmed.o-warn): Add -Wno-error.
4723 2010-04-07 Martin Jambor <mjambor@suse.cz>
4725 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4727 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4730 * gcc.c: Add -static-libstdc++ to list of recognized options.
4732 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4734 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4736 2010-04-07 Richard Guenther <rguenther@suse.de>
4739 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4740 bases build simple mem attributes to retain points-to information.
4742 2010-04-07 Richard Guenther <rguenther@suse.de>
4745 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4746 preserve points-to related information.
4748 2010-04-07 Richard Guenther <rguenther@suse.de>
4751 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4752 discard plain indirect references.
4753 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4754 * tree.c (tree_nop_conversion): Likewise.
4756 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4759 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4761 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4763 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4764 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4766 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4768 * tree-if-conv.c: Fix indentation and comments.
4770 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4772 * tree-if-conv.c: Sort static functions in topological order.
4774 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4776 * tree-if-conv.c: Fix indentation and comments.
4778 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4781 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4782 lang_hooks.types.type_for_size instead of
4783 build_nonstandard_integer_type.
4784 When converting an unsigned type to signed, double its precision.
4785 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4786 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4787 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4790 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4793 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4794 POINTER_PLUS_EXPR for pointer types.
4796 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4799 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4800 * graphite-clast-to-gimple.c: Include langhooks.h.
4801 (max_signed_precision_type): New.
4802 (max_precision_type): Takes two types as arguments.
4803 (precision_for_value): New.
4804 (precision_for_interval): New.
4805 (gcc_type_for_interval): New.
4806 (gcc_type_for_value): New.
4807 (gcc_type_for_clast_term): New.
4808 (gcc_type_for_clast_red): New.
4809 (gcc_type_for_clast_bin): New.
4810 (gcc_type_for_clast_expr): Split up into several functions.
4811 (gcc_type_for_clast_eq): Rewritten.
4812 (compute_bounds_for_level): New.
4813 (compute_type_for_level_1): New.
4814 (compute_type_for_level): New.
4815 (gcc_type_for_cloog_iv): Removed.
4816 (gcc_type_for_iv_of_clast_loop): Rewritten.
4817 (graphite_create_new_loop): Compute the lower and upper bound types
4818 with gcc_type_for_clast_expr.
4819 (graphite_create_new_loop_guard): Same.
4820 (find_cloog_iv_in_expr): Removed.
4821 (compute_cloog_iv_types_1): Removed.
4822 (compute_cloog_iv_types): Removed.
4823 (gloog): Do not call compute_cloog_iv_types.
4824 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4826 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4827 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4828 (GBB_CLOOG_IV_TYPES): Removed.
4830 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4832 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4833 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4834 (detect_commutative_reduction): Same.
4836 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4838 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4839 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4841 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4842 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4843 (rewrite_commutative_reductions_out_of_ssa): Same.
4844 * passes.c (execute_function_todo): Call verify_ssa for every pass
4845 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4846 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4847 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4848 with an extra argument.
4849 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4850 verify_ssa only when the extra argument is true.
4851 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4852 with an extra argument.
4853 (tree_transform_and_unroll_loop): Same.
4855 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4857 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4858 for all the passes of the LNO having LOOP_CLOSED_SSA.
4859 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4860 * tree-loop-distribution.c (pass_loop_distribution): Same.
4861 * tree-pass.h (TODO_verify_loops): Removed.
4862 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4864 (pass_tree_unswitch): Same.
4865 (pass_predcom): Same.
4866 (pass_vectorize): Same.
4867 (pass_linear_transform): Same.
4868 (pass_graphite_transforms): Same.
4869 (pass_iv_canon): Same.
4870 (pass_complete_unroll): Same.
4871 (pass_complete_unrolli): Same.
4872 (pass_parallelize_loops): Same.
4873 (pass_loop_prefetch): Same.
4874 (pass_iv_optimize): Same.
4876 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4879 * passes.c (init_optimization_passes): Move pass_lim before
4880 pass_copy_prop and pass_dce_loop.
4882 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4885 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4886 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4887 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4888 MULTI_* defines for 4 argument vpermil2p* builtins.
4890 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4892 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4893 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4894 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4895 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4896 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4897 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4898 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4899 Use x86_maybe_negate_const_int to output insn mnemonic.
4900 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4901 check from instruction predicate. Update comments.
4902 * config/i386/sync.md (sync_add<mode>): Use
4903 x86_maybe_negate_const_int to output insn mnemonic.
4905 2010-04-06 Jan Hubicka <jh@suse.cz>
4907 PR tree-optimization/42906
4908 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4909 IGNORE_SELF argument. Set visited_control_parents for fully
4911 (find_obviously_necessary_stmts): Update call of
4912 mark_control_dependent_edges_necessary.
4913 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4915 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4917 * config/i386/i386.md: Remove comment about 'e' and 'E'
4920 2010-04-06 Richard Guenther <rguenther@suse.de>
4922 PR tree-optimization/43627
4923 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4924 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4927 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4929 * BASE-VER: Change to 4.6.0.
4932 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4935 2010-04-06 Richard Guenther <rguenther@suse.de>
4938 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4940 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4942 * doc/invoke.texi (Optimize Options): Document that LTO
4943 won't remove object access purely due to incompatible
4946 2010-04-04 Matthias Klose <doko@ubuntu.com>
4948 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4949 Initialize variable.
4951 2010-04-03 Richard Guenther <rguenther@suse.de>
4954 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4955 require a non-NULL MEM_OFFSET.
4957 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4959 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4960 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4961 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4962 config/alpha/predicates.md, config/arm/arm.md,
4963 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4964 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4965 config/darwin9.h, config/darwin.c, config/darwin.h,
4966 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4967 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4968 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4969 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4970 config/mips/mips.md, config/mn10300/mn10300.c,
4971 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4972 config/rs6000/aix.h, config/rs6000/dfp.md,
4973 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4974 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4975 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4976 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4977 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4978 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4979 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4980 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4981 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4982 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4983 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4984 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4985 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4986 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4987 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4988 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4989 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4990 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4991 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4992 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4993 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4994 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4995 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4996 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4997 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4998 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4999 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5000 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5001 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5002 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5003 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5004 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5005 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5006 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5007 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5008 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5010 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5013 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5014 * aclocal.m4: Regenerate.
5016 2010-04-02 Richard Guenther <rguenther@suse.de>
5018 PR tree-optimization/43629
5019 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5020 if we have seen a constant value.
5022 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5024 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5026 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5029 * arm.c (legitimize_tls_address): Adjust call to
5030 gen_tls_load_dot_plus_four.
5031 (arm_note_pic_base): New function.
5032 (arm_cannot_copy_insn_p): Use it.
5033 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5036 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5041 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5043 * Makefile.in ($(out_object_file)): Depend on
5044 gt-$(basename $(notdir $(out_file))).h.
5046 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5048 * config.gcc (lm32-*-rtems*): Add t-lm32.
5050 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5052 * config.gcc: Add lm32-*-rtems*.
5053 * config/lm32/rtems.h: New file.
5055 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5058 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5060 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5062 * dwarf2out.c (output_compilation_unit_header): For
5063 -gdwarf-4 use version 4 instead of version 3.
5064 (output_line_info): For version 4 and above emit additional
5065 maximum ops per insn header field.
5066 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5068 * dwarf2out.c (is_c_family, is_java): Remove.
5069 (lower_bound_default): New function.
5070 (add_bound_info, gen_descr_array_type_die): Use it.
5072 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5075 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5076 re-declaration when it happens in a function.
5078 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5080 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5081 (cgraph_remove_function_insertion_hook): Same.
5082 (cgraph_call_function_insertion_hooks): Same.
5084 2010-04-01 Richard Guenther <rguenther@suse.de>
5087 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5088 and TREE_THIS_VOLATILE.
5089 (copy_ref_info): Likewise.
5090 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5091 * tree.c (build6_stat): Ignore side-effects of all but arg5
5092 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5095 2010-04-01 Richard Guenther <rguenther@suse.de>
5097 PR tree-optimization/43607
5098 * ipa-type-escape.c (check_call): Do not access non-existing
5101 2010-04-01 Richard Guenther <rguenther@suse.de>
5105 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5106 Jack Howarth <howarth@bromo.med.uc.edu>
5108 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5111 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5113 * doc/install.texi (Prerequisites): Document libelf usability on
5114 IRIX 5/6 and Solaris 2.
5115 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5116 Update GNU as, GNU ld requirements.
5117 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5118 Document Sun Studio compiler download.
5119 Update and simplify as, ld recommendations.
5120 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5122 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5124 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5125 with_tune_32 to pentium4.
5127 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5129 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5131 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5133 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5134 obsoletion, removal.
5136 Document GNU as requirement.
5137 Update configure requirements.
5138 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5139 Recomment IRIX 6.5.18+.
5140 Document IDF/IDL requirement.
5141 Document GNU as requirement.
5142 Document GNU ld bootstrap failure.
5143 Remove freeware.sgi.com reference.
5145 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5147 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5148 UNIX V4.0, V5.0 obsoletion, removal.
5149 Remove --with-gc=simple reference.
5150 Update VM requirements during bootstrap.
5151 Remove -oldas bootstrap description.
5152 Update binutils reference.
5153 Remove comparison failure note.
5155 2010-03-31 Richard Guenther <rguenther@suse.de>
5156 Zdenek Dvorak <ook@ucw.cz>
5157 Sebastian Pop <sebastian.pop@amd.com>
5160 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5161 with multiple arguments.
5162 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5164 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5166 * graphite-dependences.c (print_pddr): Call print_pdr with an
5168 * graphite-poly.c (debug_pdr): Add an extra argument for the
5171 (print_pbb_domain): Same.
5173 (print_scop_context): Same.
5175 (print_cloog): Same.
5176 (debug_pbb_domain): Same.
5180 (debug_scop_context): Same.
5182 (debug_cloog): Same.
5183 (print_scop_params): Same.
5184 (debug_scop_params): Same.
5185 (print_iteration_domain): Same.
5186 (print_iteration_domains): Same.
5187 (debug_iteration_domain): Same.
5188 (debug_iteration_domains): Same.
5189 (print_scattering_function): Same.
5190 (print_scattering_functions): Same.
5191 (debug_scattering_function): Same.
5192 (debug_scattering_functions): Same.
5193 * graphite-poly.h (debug_pdr): Update declaration.
5195 (print_pbb_domain): Same.
5197 (print_scop_context): Same.
5199 (print_cloog): Same.
5200 (debug_pbb_domain): Same.
5204 (debug_scop_context): Same.
5206 (debug_cloog): Same.
5207 (print_scop_params): Same.
5208 (debug_scop_params): Same.
5209 (print_iteration_domain): Same.
5210 (print_iteration_domains): Same.
5211 (debug_iteration_domain): Same.
5212 (debug_iteration_domains): Same.
5213 (print_scattering_function): Same.
5214 (print_scattering_functions): Same.
5215 (debug_scattering_function): Same.
5216 (debug_scattering_functions): Same.
5218 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5220 * graphite-poly.c (print_scattering_function_1): New.
5221 (print_scattering_function): Call it.
5222 (print_scop_params): Remove spaces at the end of lines.
5225 * graphite-poly.h (print_cloog): Declared.
5226 (debug_cloog): Declared.
5228 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5230 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5232 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5233 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5234 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5235 to switch between adding the IV bump in loop->latch or in loop->header.
5237 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5239 * graphite-poly.c (print_scattering_function): Pretty print following
5242 (print_pbb_domain): Same.
5243 (dump_gbb_cases): Same.
5244 (dump_gbb_conditions): Same.
5247 (print_scop_params): Same.
5248 (print_scop_context): Same.
5250 (print_pbb_body): New.
5251 (lst_indent_to): New.
5252 (print_lst): Start new lines with a #.
5253 * graphite-poly.h (pbb_bb): New.
5254 (pbb_index): Use pbb_bb.
5255 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5257 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5259 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5261 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5262 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5263 and 0 instead of 1 for dw_val_class_flag.
5264 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5265 dw_val_class_range_list, dw_val_class_loc_list,
5266 dw_val_class_lineptr and dw_val_class_macptr, use
5267 DW_FORM_flag_present for dw_val_class_flag and
5268 DW_FORM_exprloc for dw_val_class_loc.
5269 (output_die): For -gdwarf-4 print dw_val_class_loc
5270 size as uleb128 instead of 1 or 2 bytes and don't print
5271 anything for dw_val_class_flag.
5273 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5274 instead of cselib_lookup following by tweaking locs->setting_insn.
5277 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5278 even before returning from label, setjmp call or volatile asm
5281 2010-03-31 Richard Guenther <rguenther@suse.de>
5284 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5285 temporary data on stack.
5287 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5289 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5290 (PUSHSECTION_ASM_OP): Remove.
5291 (POPSECTION_ASM_OP): Remove.
5292 (PUSHSECTION_FORMAT): Remove.
5293 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5294 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5295 * config/sol2.c (solaris_output_init_fini): Use it.
5297 2010-03-31 Jie Zhang <jie@codesourcery.com>
5300 * opt-functions.awk (var_type_struct): Use signed char type
5301 for simple variables.
5303 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5305 * config/sol2.c: Include output.h.
5306 (solaris_assemble_visibility): New function.
5307 * config/t-sol2 (sol2.o): Add output.h dependency.
5308 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5309 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5312 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5315 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5316 V2SImode or XFmode on PRE_DEC.
5319 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5322 2010-03-31 Jie Zhang <jie@codesourcery.com>
5325 * reload.h (caller_save_initialized_p): Declare.
5326 * toplev.c (backend_init_target): Don't call
5327 init_caller_save but set caller_save_initialized_p to false.
5328 * caller-save.c (caller_save_initialized_p): Define.
5329 (init_caller_save): Check caller_save_initialized_p.
5330 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5332 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5335 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5336 and soft-fp/t-softfp to tmake_file.
5337 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5338 (LIBGCC2_TF_CEXT): Define.
5341 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5344 * cselib.c (n_useless_values): Document handling of debug locs.
5345 (n_useless_debug_values, n_debug_values): New variables.
5346 (new_elt_loc_list): Don't add to debug values, keep count.
5347 (promote_debug_loc): New.
5348 (cselib_reset_table): Zero new variables.
5349 (entry_and_rtx_equal_p): Promote debug locs.
5350 (discard_useless_locs): Increment n_useless_debug_values for
5352 (remove_useless_values): Adjust n_useless_values and n_debug_values
5353 with n_useless_debug_values.
5354 (add_mem_for_addr): Promote debug locs.
5355 (cselib_lookup_mem): Likewise.
5356 (cselib_lookup_addr): Renamed to...
5357 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5358 (cselib_log_lookup): ... this. Turn into...
5359 (cselib_lookup_addr): ... new wrapper.
5360 (cselib_lookup_from_insn): New.
5361 (cselib_invalidate_regno): Increment n_useless_debug_values for
5363 (cselib_invalidate_mem): Likewise.
5364 (cselib_process_insn): Take n_deleted and n_debug_values into
5365 account to guard remove_useless_value call.
5366 (cselib_finish): Zero n_useless_debug_values.
5367 * cselib.h (cselib_lookup_from_insn): Declare.
5368 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5369 (sched_analyze_2): Likewise.
5371 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5373 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5375 (adjust_mems): Replace narrowing SUBREG of expression containing
5376 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5377 with operations in the narrower mode.
5380 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5381 regs_invalidated_by_call instead all call_used_reg_set registers.
5383 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5386 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5387 pointer comparisons with types_compatible_p.
5388 * tree-vect-stmts.c (vectorizable_call): Same.
5389 (vectorizable_condition): Same.
5391 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5393 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5394 stack check if the mask would be zero.
5396 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5397 Jack Howarth <howarth@bromo.med.uc.edu>
5399 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5402 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5405 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5407 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5408 Include ___unordxf2 and ___unordtf2.
5409 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5412 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5414 * config/lm32/t-lm32: New file.
5415 * config.gcc: Use the above file when targetting lm32.
5417 2010-03-28 Duncan Sands <baldrick@free.fr>
5419 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5421 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5424 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5425 Improve vectorization cost model diagnostic.
5427 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5430 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5431 compute_data_dependences_for_loop returns false, early exit
5432 and output an extra diagnostic for the failed data reference
5435 2010-03-29 Richard Guenther <rguenther@suse.de>
5437 PR tree-optimization/43560
5438 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5439 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5441 2010-03-29 Jie Zhang <jie@codesourcery.com>
5444 * toplev.c (process_options): Set optimization_default_node
5445 and optimization_current_node.
5446 * opts.c (decode_options): Don't set optimization_default_node
5447 and optimization_current_node.
5449 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5451 * config/rtems.h: Abandon -qrtems_debug.
5453 2010-03-28 Jan Hubicka <jh@suse.cz>
5455 PR tree-optimization/43505
5456 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5457 map should not be copied.
5459 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5462 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5463 cdtors, set DECL_PRESERVE_P.
5464 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5467 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5469 PR tree-optimization/43528
5470 * stor-layout.c (place_field): Check that constant fits into
5471 unsigned HWI when skipping calculation of MS bitfield layout.
5473 2010-03-27 Jan Hubicka <jh@suse.cz>
5476 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5477 notice_global_symbol work.
5479 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5481 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5482 instead of dwarf2out_decl.
5483 (struct var_loc_node): Remove section_label field.
5484 (dwarf2out_function_decl): New function.
5485 (dwarf2out_var_location): Don't set section_label field.
5486 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5488 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5490 PR tree-optimization/43544
5491 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5492 First argument for builtin vectorized function hook is now a
5493 tree to be able to distinguish between machine specific and
5495 * targhooks.c (default_builtin_vectorized_function): Ditto.
5496 * targhooks.h (default_builtin_vectorized_function): Ditto.
5497 * target.h (struct gcc_target): Ditto.
5498 * tree-vect-stmts.c (vectorizable_function): Ditto.
5499 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5500 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5503 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5506 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5507 nested binding iff it is a FUNCTION_DECL.
5508 (store_parm_decls_newstyle): Pass nested=true to bind for
5509 FUNCTION_DECLs amongst parameters.
5511 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5513 * var-tracking.c (vt_expand_loc_callback): Don't run
5514 cselib_expand_value_rtx_cb in dummy mode if
5515 cselib_dummy_expand_value_rtx_cb returned false.
5517 * var-tracking.c (emit_note_insn_var_location): For one part
5518 notes with offset 0, don't add EXPR_LIST around the location.
5519 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5520 add_location_or_const_value_attribute): Adjust for that change.
5523 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5524 into first operand and location into second.
5525 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5526 dw_cfi_oprnd_loc for DW_CFA_expression.
5527 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5528 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5529 assume first argument is regnum and second argument is location.
5531 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5534 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5535 of scratch register to DImode. Split to DImode comparison operator.
5536 Use SImode subreg of scratch register in the multiplication.
5537 (*cmp_sadd_sidi): Ditto.
5538 (*cmp_ssub_si): Ditto.
5539 (*cmp_ssub_sidi): Ditto.
5541 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5544 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5545 Remove invalid assert and wrong comment.
5547 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5550 * flags.h (final_insns_dump_p): New extern.
5551 * final.c (final_insns_dump_p): New variable.
5552 (rest_of_clean_state): Set it before -fdump-final-insns=
5553 dumping, clear afterwards.
5554 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5555 MEM_ALIAS_SET on MEMs.
5557 2010-03-26 David S. Miller <davem@davemloft.net>
5559 * configure.ac: Fix sparc GOTDATA_OP bug check.
5560 * configure: Rebuild.
5562 2010-03-26 Alan Modra <amodra@gmail.com>
5564 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5566 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5568 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5569 TLS_SECTION_ASM_FLAG.
5571 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5574 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5575 Clear first_function_block_is_cold.
5578 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5579 argument if the argument is truth_value_p.
5581 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5583 * config/rs6000/constraints.md: Update copyright year for my changes.
5586 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5587 used in reg+reg addressing, swap registers.
5589 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5592 * target.h (struct gcc_target): Add code_end hook.
5593 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5595 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5596 * toplev.c (compile_file): Call targetm.asm_out.code_end
5597 hook before unwind info/debug info output.
5598 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5599 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5600 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5601 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5602 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5603 * config/i386/i386.c (ix86_file_end): Renamed to...
5604 (ix86_code_end): ... this. Make static. Don't call
5605 file_end_indicate_exec_stack. Emit unwind info using
5606 final_start_function/final_end_function.
5607 (darwin_x86_file_end): Remove.
5608 (TARGET_ASM_CODE_END): Define.
5609 * config/i386/i386.h (TARGET_ASM_FILE_END,
5610 NEED_INDICATE_EXEC_STACK): Don't define.
5611 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5612 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5613 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5614 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5617 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5618 at the beginning and final_end_function at the end.
5619 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5621 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5623 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5624 and Sun as TLS syntax.
5625 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5626 * configure: Regenerate.
5627 * config.in: Regenerate.
5628 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5629 (default_elf_asm_named_section): Use it.
5630 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5631 (i386_output_dwarf_dtprel): Likewise.
5632 (output_addr_const_extra): Likewise.
5633 (output_pic_addr_const): Lowercase @GOTTPOFF.
5634 (output_addr_const_extra): Likewise.
5635 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5636 (output_addr_const_extra): Likewise.
5637 (output_pic_addr_const): Lowercase @INDNTPOFF.
5638 (output_addr_const_extra): Likewise.
5639 (output_pic_addr_const): Lowercase @NTPOFF.
5640 (output_addr_const_extra): Likewise.
5641 (output_pic_addr_const): Lowercase @TPOFF.
5642 (output_addr_const_extra): Likewise.
5643 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5644 (*tls_global_dynamic_64): Likewise.
5645 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5646 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5648 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5649 (ASM_OUTPUT_TLS_COMMON): Use it.
5650 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5653 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5654 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5655 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5656 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5657 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5658 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5660 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5662 * config/i386/i386.c (override_options): Don't accept
5663 -mtls-dialect=sun any longer.
5664 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5665 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5666 (*tls_local_dynamic_base_32_sun): Likewise.
5667 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5669 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5672 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5673 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5676 * ira.c (adjust_cleared_regs): New function.
5677 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5681 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5683 * expr.c (expand_expr_real): Restore previous
5684 curr_insn_source_location and curr_insn_block after
5685 expand_expr_real_1 call.
5686 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5687 instead of expand_expr_real_1.
5689 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5691 PR rtl-optimization/43413
5692 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5695 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5698 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5699 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5701 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5703 * config/i386/i386.c (ix86_target_string): Add -mfma.
5704 Fix a typo in comment.
5706 2010-03-22 Mike Stump <mikestump@comcast.net>
5709 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5710 Don't overly align based upon packed packed fields.
5712 2010-03-22 Jason Merrill <jason@redhat.com>
5714 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5715 Use () rather than [], and move before the element type.
5717 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5719 * doc/configfiles.texi (Configuration Files): Removed
5720 fixinc/Makefile*, intl/Makefile.*.
5721 * doc/makefile.texi: Fixed markup. Abstract from version
5722 control system used.
5723 (Makefile): Removed obsolete gcc/java/parse.y example.
5724 * doc/sourcebuild.texi: Likewise.
5725 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5726 libgomp, libssp. Removed fastjar.
5727 (Miscellaneous Docs): Clarify location.
5728 Added COPYING3, COPYING3.LIB.
5729 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5731 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5734 * config/i386/i386.c (x86_function_profiler)
5735 [!NO_PROFILE_COUNTERS]: Fix typo.
5736 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5739 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5740 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5742 * doc/sourcebuild.texi (Test Directives): Split into six
5743 subsections, with most of the current text in new subsections
5744 Directives, Selectors, and Final Actions.
5745 (Directives): Split list of test directives into multiple
5747 (Selectors): Describe use and syntax of selectors.
5748 (Effective-Target Keywords): Describe all existing keywords.
5749 (Add Options): Describe features for dg-add-options.
5750 (Require Support): Describe variants of dg-require-support.
5751 (Final Actions): Describe commands to use in dg-final.
5753 2010-03-22 Michael Matz <matz@suse.de>
5756 * recog.c (validate_replace_rtx_group): Replace also in
5757 REG_EQUAL and REG_EQUIV notes.
5759 2010-03-22 Richard Guenther <rguenther@suse.de>
5761 PR tree-optimization/43390
5762 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5763 sure vector extracts are type correct.
5765 2010-03-22 Richard Guenther <rguenther@suse.de>
5768 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5769 x * sqrt (x) even when optimizing for size if the target
5770 has native support for sqrt.
5772 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5774 * varasm.c (make_decl_rtl_for_debug): Also clear
5775 flag_mudflap for the duration of make_decl_rtl call.
5778 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5779 locs from preserved VALUEs.
5781 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5784 * pa.md (movmemsi): Set align to one if zero.
5785 (movmemdi): Likewise.
5787 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5790 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5791 with their corresponding prologue pushes.
5793 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5796 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5797 at the begining or end.
5798 (spu_expand_epilogue): Likewise.
5800 2010-03-20 Richard Guenther <rguenther@suse.de>
5802 PR rtl-optimization/43438
5803 * combine.c (make_extraction): Properly zero-/sign-extend an
5804 extraction of the low part of a CONST_INT. Also handle
5807 2010-03-19 Mike Stump <mikestump@comcast.net>
5809 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5810 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5811 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5813 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5816 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5819 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5821 PR rtl-optimization/42258
5822 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5823 use that may match DEF.
5826 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5827 the cost of loading the constant rather than assuming
5829 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5830 outer code is AND, do the same tests as the andsi3 expander and
5831 return COSTS_N_INSNS (1) if and is cheap.
5833 * optabs.c (avoid_expensive_constant): Fix formatting.
5835 2010-03-19 Michael Matz <matz@suse.de>
5838 * attribs.c (decl_attributes): When rebuilding a function pointer
5839 type use the same qualifiers as the original pointer type.
5841 2010-03-19 Martin Jambor <mjambor@suse.cz>
5843 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5844 and is_gimple_ip_invariant_address.
5846 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5849 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5851 * config/arm/arm.c (arm_override_options): Turn off
5852 flag_dwarf2_cfi_asm for AAPCS variants.
5854 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5857 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5858 Use PRE_MODIFY instead of PRE_DEC.
5859 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5860 (vfp_emit_fstmd): Likewise.
5862 2010-03-19 Michael Matz <matz@suse.de>
5865 * builtins.c (expand_builtin_interclass_mathfn,
5866 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5869 2010-03-19 Richard Guenther <rguenther@suse.de>
5871 PR tree-optimization/43415
5872 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5873 (phi_translate_1): ... this.
5874 (phi_translate): Move all caching here. Cache all NARY
5875 and REFERENCE translations.
5877 2010-03-19 David S. Miller <davem@davemloft.net>
5879 With help from Eric Botcazou.
5880 * config/sparc/sparc.c: Include dwarf2out.h.
5881 (emit_pic_helper): Delete.
5882 (pic_helper_symbol_name): Delete.
5883 (pic_helper_emitted_p): Delete.
5884 (pic_helper_needed): New.
5885 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5886 (get_pc_thunk_name): New.
5887 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5888 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5889 Set pic_helper_needed to true. Don't call emit_pic_helper.
5890 (sparc_expand_prologue): Update load_pic_register call.
5891 (sparc_output_mi_thunk): Likewise.
5892 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5893 thunk if possible. Output CFI information as needed.
5895 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5896 Jack Howarth <howarth@bromo.med.uc.edu>
5899 * config/i386/i386.h: Fix ABI on darwin x86-32.
5901 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5903 * tree.h: Declare make_decl_rtl_for_debug.
5904 * varasm.c (make_decl_rtl_for_debug): New.
5905 * dwarf2out.c (rtl_for_decl_location): Call it.
5906 * cfgexpand.c (expand_debug_expr): Call it.
5908 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5911 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5915 * var-tracking.c (vt_init_cfa_base): Do nothing if
5916 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5918 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5921 * var-tracking.c (canonicalize_vars_star): New.
5922 (dataflow_post_merge_adjust): Use it.
5924 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5927 * var-tracking.c (non_suitable_const): New function.
5928 (add_uses): For DEBUG_INSNs with constants, don't record any
5929 value, instead just the constant value itself.
5930 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5931 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5932 (emit_notes_in_bb): Likewise.
5933 (emit_note_insn_var_location): For onepart variables if
5934 cur_loc is a VOIDmode constant, use DECL_MODE.
5936 2010-03-18 Martin Jambor <mjambor@suse.cz>
5939 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5940 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5941 all non-clones. Moved call redirection...
5942 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5943 (cgraph_materialize_all_clones): Dispose of all
5944 combined_args_to_skip bitmaps.
5945 (verify_cgraph_node): Do not check for edges pointing to wrong
5946 nodes in inline clones.
5947 * tree-inline.c (copy_bb): Call
5948 cgraph_redirect_edge_call_stmt_to_callee.
5949 * ipa.c (cgraph_remove_unreachable_nodes): Call
5950 cgraph_node_remove_callees even when there are used clones.
5952 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5954 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5956 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5959 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5962 2010-03-18 Michael Matz <matz@suse.de>
5965 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5966 into sqrt(x) if we need to preserve signed zeros.
5968 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5969 Eric Botcazou <ebotcazou@adacore.com>
5971 PR rtl-optimization/43360
5972 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5973 note if we don't know its invariant status.
5975 2010-03-18 Michael Matz <matz@suse.de>
5977 PR tree-optimization/43402
5978 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5979 PHI chains of ssa names registered for update.
5981 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5984 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5985 non-offsettable and pre_modify update addressing.
5986 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5987 and "2" alternatives "#".
5988 (*movdd_softfloat32): Make all alternatives "#";
5989 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5990 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5991 (*movdf_softfloat32): Make all alternatives "#";
5992 (movdi): Use the new DIFD mode iterator to create a common splitter
5993 for movdi, movdf and movdd patterns.
5995 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5997 * common.opt (dumpdir): Remove redundant tab.
5999 2010-03-17 Martin Jambor <mjambor@suse.cz>
6001 PR tree-optimization/43347
6002 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6003 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6005 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6007 PR rtl-optimization/42216
6008 * regrename.c (create_new_chain): New function, broken out from...
6009 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6010 appending a use to an empty chain.
6011 (build_def_use): Remove previous changes that convert OP_INOUT to
6012 OP_OUT operands; instead detect the case where an OP_INOUT operand
6013 uses a previously untracked register and create an empty chain for it.
6015 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6017 * doc/extend.texi (Function Attributes): Rewrite unfinished
6018 sentence in ms_abi documentation.
6020 2010-03-17 Alan Modra <amodra@gmail.com>
6022 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6023 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6024 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6025 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6027 2010-03-16 Richard Henderson <rth@redhat.com>
6030 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6031 (lower_try_finally): Save and restore eh_seq around the expansion
6034 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6036 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6037 statements before splitting block.
6039 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6041 * doc/sourcebuild.texi (Testsuites): Fix markup.
6042 Use pathnames relative to gcc/testsuite.
6043 (Test Directives): Move description of how timeout is determined.
6044 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6045 (C Tests): Correct gcc.misc-tests directory.
6046 Framework tests now live in gcc.test-framework.
6048 2010-03-16 Richard Guenther <rguenther@suse.de>
6051 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6052 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6054 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6055 Alexandre Oliva <aoliva@redhat.com>
6057 PR tree-optimization/42917
6058 * lambda-code.c (remove_iv): Skip debug statements.
6059 (lambda_loopnest_to_gcc_loopnest): Likewise.
6060 (not_interesting_stmt): Debug statements are not interesting.
6062 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6066 * cselib.c (cselib_preserve_constants,
6067 cfa_base_preserved_val): New static variables.
6068 (preserve_only_constants): New function.
6069 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6070 clear its REG_VALUES. If cselib_preserve_constants, don't
6071 empty the whole hash table, but preserve there VALUEs with constants,
6072 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6073 (cselib_preserve_cfa_base_value): New function.
6074 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6075 (cselib_init): Change argument to int bitfield. Set
6076 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6078 (cselib_finish): Clear cselib_preserve_constants and
6079 cfa_base_preserved_val.
6080 * cselib.h (enum cselib_record_what): New enum.
6081 (cselib_init): Change argument to int.
6082 (cselib_preserve_cfa_base_value): New prototype.
6083 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6084 * dse.c (dse_step1): Likewise.
6085 * cfgcleanup.c (thread_jump): Likewise.
6086 * sched-deps.c (sched_analyze): Likewise.
6087 * gcse.c (local_cprop_pass): Likewise.
6088 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6089 If FN is non-NULL, call the callback always and whenever it returns
6090 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6091 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6092 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6093 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6094 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6095 * var-tracking.c: Include recog.h.
6096 (bb_stack_adjust_offset): Remove.
6097 (vt_stack_adjustments): Don't call it, instead just gather the
6098 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6099 (adjust_stack_reference): Remove.
6100 (compute_cfa_pointer): New function.
6101 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6102 (struct adjust_mem_data): New type.
6103 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6105 (get_address_mode): New function.
6106 (replace_expr_with_values): Use it.
6107 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6108 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6109 (adjust_sets): Remove.
6110 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6111 Use get_address_mode.
6112 (get_adjusted_src): Remove.
6113 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6114 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6115 (add_with_sets): Don't call adjust_sets.
6116 (fp_setter, vt_init_cfa_base): New functions.
6117 (vt_initialize): Change return type to bool. Move most of pool etc.
6118 initialization to the beginning of the function from end. Pass
6119 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6120 If !frame_pointer_needed, call vt_stack_adjustment before mos
6121 vector is filled, call vt_init_cfa_base if argp/framep has been
6122 eliminated to sp. If frame_pointer_needed and argp/framep has
6123 been eliminated to hard frame pointer, set
6124 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6125 encountering fp setter in the prologue. For MO_ADJUST, call
6126 log_op_type before pusing the op into mos vector, not afterwards.
6127 Call adjust_insn before cselib_process_insn/add_with_sets,
6128 call cancel_changes (0) afterwards.
6129 (variable_tracking_main_1): Adjust for vt_initialize calling
6130 vt_stack_adjustments and returning whether it succeeded or not.
6132 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6134 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6137 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6139 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6141 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6142 drap_reg has not been set.
6144 2010-03-15 Michael Matz <matz@suse.de>
6147 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6148 use it to expand block copies.
6149 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6150 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6151 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6153 2010-03-15 Richard Guenther <rguenther@suse.de>
6155 PR tree-optimization/43367
6156 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6159 2010-03-15 Richard Guenther <rguenther@suse.de>
6161 PR tree-optimization/43317
6162 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6164 2010-03-15 Martin Jambor <mjambor@suse.cz>
6166 PR tree-optimization/43141
6167 * tree-sra.c (create_abstract_origin): New function.
6168 (modify_function): Call create_abstract_origin.
6170 2010-03-15 Chris Demetriou <cgd@google.com>
6172 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6175 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6178 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6179 call insert_out_of_ssa_copy for default definitions.
6181 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6183 * graphite-clast-to-gimple.c (my_long_long): Defined.
6184 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6185 * graphite-sese-to-poly.c (my_long_long): Defined.
6186 (scop_ivs_can_be_represented): Use it.
6188 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6190 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6191 graphite-max-bbs-per-function, and loop-block-tile-size.
6192 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6194 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6196 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6198 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6199 forward declaration.
6200 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6201 (add_upper_bounds_from_estimated_nit): New.
6202 (build_loop_iteration_domains): Use it.
6204 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6206 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6208 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6211 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6212 should be an INTEGER_CST. Also handle CASE_CONVERT.
6214 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6216 * graphite.c (graphite_initialize): To bound the number of bbs per
6217 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6218 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6219 * doc/invoke.texi: Document it.
6221 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6223 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6224 * graphite-sese-to-poly.h (build_poly_scop): Same.
6226 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6228 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6229 the number of parameters in the scop. Use as an upper bound
6230 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6231 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6232 * doc/invoke.texi: Document it.
6234 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6236 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6237 * doc/c-tree.texi: Remove.
6238 * doc/generic.texi: Merge c-tree.texi here.
6239 * doc/gccint.texi (Trees): Remove menu entry.
6240 (c-tree.texi): Remove @include.
6241 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6242 * doc/languages.texi (Reading RTL): Ditto.
6244 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6247 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6249 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6252 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6253 code added to work around reload clobbering CONST insns.
6255 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6257 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6258 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6259 (cselib_preserve_only_values): Remove retain argument, don't
6260 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6261 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6262 * var-tracking.c (micro_operation): Move insn field before union.
6263 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6264 (struct variable_tracking_info_def): Remove n_mos field, change
6265 mos into a vector of micro_operations.
6266 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6267 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6268 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6269 changing into a vector.
6270 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6271 come before all other uops generated by add_stores.
6272 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6274 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6275 a vector. Run just one pass over the bbs instead of separate counting
6276 and computation phase.
6277 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6280 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6281 into *nonlocalized_list vector.
6282 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6283 even if origin is non-NULL.
6284 (gen_variable_die): Likewise.
6285 (process_scope_var): Don't change origin.
6286 (gen_decl_die): Likewise.
6287 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6288 before adding new edges instead of after it, fix moving over
6291 2010-03-11 David S. Miller <davem@davemloft.net>
6293 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6295 * configure: Rebuild.
6297 2010-03-11 Martin Jambor <mjambor@suse.cz>
6299 PR tree-optimization/43257
6300 * tree.c (assign_assembler_name_if_neeeded): New function.
6301 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6303 * tree.h (assign_assembler_name_if_neeeded): Declare.
6304 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6305 the function if needed.
6307 2010-03-11 Chris Demetriou <cgd@google.com>
6309 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6310 include/stdint-gcc.h, and include/stdint.h world-readable.
6312 2010-03-11 Richard Guenther <rguenther@suse.de>
6314 PR tree-optimization/43255
6315 * tree-vrp.c (process_assert_insertions_for): Do not insert
6316 asserts for trivial conditions.
6318 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6320 PR tree-optimization/43280
6321 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6322 generation. Move calculation of size out of the if branch.
6323 (find_bswap): Modify compare number generation.
6325 2010-03-11 Richard Guenther <rguenther@suse.de>
6328 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6329 (input_gimple_stmt): Fixup handled component types during
6330 operand read. Also fix up decls in ADDR_EXPRs.
6332 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6334 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6335 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6337 2010-03-10 Jan Hubicka <jh@suse.cz>
6340 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6341 * varasm.c (get_variable_section): Don't do that here...
6342 (make_decl_rtl): ... and here.
6343 (do_assemble_alias): Produce decl RTL.
6344 (assemble_alias): Likewise.
6346 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6349 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6350 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6352 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6353 (based_loc_descr): Only express drap or vdrap regno based expressions
6354 using DW_OP_fbreg when not optimizing.
6355 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6356 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6357 REG_CFA_SET_VDRAP note.
6359 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6361 PR tree-optimization/43236
6362 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6363 error in calculation of base address in reverse iteration case.
6364 (generate_builtin): Take number of latch executions if the statement
6367 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6370 * tree-eh.c: Include pointer-set.h.
6371 (lower_eh_dispatch): Filter out duplicate case labels and
6372 remove the unneeded edge when the label is unused. Return
6373 true when some edges are removed.
6374 (execute_lower_eh_dispatch): When any lowering resulted in
6375 removing an edge, also delete unreachable blocks.
6377 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6380 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6381 UNSPEC_MACHOPIC_OFFSET.
6383 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6386 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6387 (m68k_delegitimize_address): New function.
6389 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6392 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6395 * var-tracking.c (adjust_sets): New function.
6396 (count_with_sets, add_with_sets): Use it.
6397 (get_adjusted_src): New inline function.
6398 (add_stores): Use it.
6401 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6402 call cselib_dummy_expand_value_rtx_cb instead of
6403 cselib_expand_value_rtx_cb.
6406 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6407 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6408 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6409 and .cfi_endproc around the pic thunks.
6410 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6411 all queued unwind info register saves are saved before the call.
6412 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6413 considered as sp-=4 for unwind info and the pop as sp+=4 which
6414 also clobbers dest, but doesn't actually restore it.
6417 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6418 RTX_FRAME_RELATED_P.
6420 2010-03-09 Jie Zhang <jie@codesourcery.com>
6422 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6423 whitespaces in output template.
6425 2010-03-09 Jie Zhang <jie@codesourcery.com>
6427 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6430 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6432 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6433 builtins.exp in a separate job.
6435 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6437 * graphite-sese-to-poly.c (add_param_constraints): Use
6438 lower_bound_in_type and upper_bound_in_type.
6440 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6442 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6443 instead of unsigned_type_node.
6445 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6446 Reza Yazdani <reza.yazdani@amd.com>
6449 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6450 on pointer type parameters.
6452 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6456 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6457 handle conversions from pointer to integers.
6458 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6459 induction variable, to be able to work with code generated by CLooG.
6460 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6461 (build_poly_scop): Bail out if we cannot codegen a loop.
6463 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6465 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6466 code generation with gloog_error.
6468 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6470 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6471 Call fold_convert on all the returned values.
6472 (expand_scalar_variables_expr): Pass to
6473 expand_scalar_variables_ssa_name the type of the resulting expression.
6475 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6477 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6478 ppl_min_for_le_pointset.
6479 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6480 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6482 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6484 * graphite-dependences.c (map_into_dep_poly): Removed.
6485 (dependence_polyhedron_1): Use combine_context_id_scat.
6487 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6489 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6490 (struct poly_bb): Same.
6491 (combine_context_id_scat): New.
6493 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6496 * sese.c (name_defined_in_loop_p): Return false for default
6499 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6501 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6502 and clean up the logic.
6504 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6506 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6509 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6511 * var-tracking.c (remove_cselib_value_chains): Define only for
6513 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6514 delete_slot_part, emit_notes_for_differences_1): Don't call
6515 remove_cselib_value_chains here.
6516 (set_slot_part, emit_notes_for_differences_2): Don't call
6517 add_cselib_value_chains here.
6518 (preserved_values): New vector.
6519 (preserve_value): New function.
6520 (add_uses, add_stores, vt_add_function_parameters): Use it
6521 instead of cselib_preserve_value.
6522 (changed_values_stack): New vector.
6523 (check_changed_vars_0): New function.
6524 (check_changed_vars_1, check_changed_vars_2): Use it.
6525 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6526 changed_values_stack VALUEs.
6527 (vt_emit_notes): For all preserved_values call
6528 add_cselib_value_chains. If ENABLE_CHECKING call
6529 remove_cselib_value_chains before verifying value_chains is empty.
6530 Initialize and free changed_values_stack.
6531 (vt_initialize): Initialize preserved_values.
6532 (vt_finalize): Free preserved_values.
6534 2010-03-08 Richard Guenther <rguenther@suse.de>
6536 PR tree-optimization/43269
6537 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6540 2010-03-08 Martin Jambor <mjambor@suse.cz>
6542 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6543 (ipa_is_param_called): Removed.
6544 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6545 (ipa_print_node_params): Do not print the called flag.
6546 (ipa_write_node_info): Do not stream the called flag.
6547 (ipa_read_node_info): Likewise.
6549 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6552 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6553 * cselib.c (struct expand_value_data): Add dummy field.
6554 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6556 (cselib_dummy_expand_value_rtx_cb): New function.
6557 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6559 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6560 * var-tracking.c: Include pointer-set.h.
6561 (variable): Change n_var_parts to char from int. Add
6562 cur_loc_changed and in_changed_variables fields.
6563 (variable_canonicalize): Remove.
6564 (shared_var_p): New inline function.
6565 (unshare_variable): Maintain cur_loc_changed and
6566 in_changed_variables fields. If var was in changed_variables,
6567 replace it there with new_var. Just copy cur_loc instead of
6568 resetting it to something else.
6569 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6570 (dataflow_set_union): Don't call variable_canonicalize.
6571 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6572 of their DEBUG_EXPR_TREE_DECLs.
6573 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6574 and in_changed_variables and cur_loc_changed is false.
6575 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6576 and cur_loc_changed. Don't update cur_loc here.
6577 (variable_merge_over_src): Don't call variable_canonicalize.
6578 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6579 removing loc that is equal to cur_loc, clear cur_loc,
6580 set cur_loc_changed and ensure variable_was_changed is called.
6581 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6582 compare pointers in cur_loc check, if it is equal to loc,
6583 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6584 (variable_different_p): Remove compare_current_location argument,
6585 don't compare cur_loc.
6586 (dataflow_set_different_1): Adjust variable_different_p caller.
6587 (variable_was_changed): If dv had some var in changed_variables
6588 already, reset in_changed_variables flag for it and propagate
6589 cur_loc_changed over to the new variable. On empty var
6590 always set cur_loc_changed. Set in_changed_variables on whatever
6591 var is added to changed_variables.
6592 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6593 Use shared_var_p. When removing loc that is equal to cur_loc,
6594 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6595 end, don't set it to something else, just call variable_was_changed.
6596 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6597 loc being removed, clear cur_loc and set cur_loc_changed.
6598 Set cur_loc_changed if all locations have been removed.
6599 (struct expand_loc_callback_data): New type.
6600 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6601 allocated. Always create SUBREGs if simplify_subreg failed.
6602 Prefer to use cur_loc, when that fails and still in
6603 changed_variables (and seen first time) recompute it. Set
6604 cur_loc_changed of variables which had to change cur_loc and
6605 compute elcd->cur_loc_changed if any of the subexpressions used
6606 had to change cur_loc.
6607 (vt_expand_loc): Adjust to pass arguments in
6608 expand_loc_callback_data structure.
6609 (vt_expand_loc_dummy): New function.
6610 (emitted_notes): New variable.
6611 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6612 that weren't used for any other decl in current
6613 emit_notes_for_changes call call vt_expand_loc_dummy to update
6614 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6615 first loc_chain location if NULL before. Always use just
6616 cur_loc instead of first loc_chain location. When cur_loc_changed
6617 is false, when not --enable-checking=rtl just don't emit any note.
6618 When rtl checking, compute the note and assert it is the same
6619 as previous note. Clear cur_loc_changed and in_changed_variables
6620 at the end before removing from changed_variables.
6621 (check_changed_vars_3): New function.
6622 (emit_notes_for_changes): Traverse changed_vars to call
6623 check_changed_vars_3 on each changed var.
6624 (emit_notes_for_differences_1): Clear cur_loc_changed and
6625 in_changed_variables. Recompute cur_loc of new_var.
6626 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6627 (vt_emit_notes): Initialize and destroy emitted_notes.
6629 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6631 PR rtl-optimization/42220
6632 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6633 Use verify_reg_tracked to determine if we should use OP_OUT rather
6635 (build_def_use): If we see an in-out operand for a register that we
6636 know nothing about, treat is an output if possible, fail the block if
6639 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6642 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6645 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6648 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6649 uses of relevant DEFs that are dead outside the loop too.
6651 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6653 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6655 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6657 * var-tracking.c (values_to_unmark): New variable.
6658 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6659 values_to_unmark vector. Moved body to...
6660 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6661 instead queue it into values_to_unmark vector.
6662 (vt_find_locations): Free values_to_unmark vector.
6664 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6666 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6667 (site.exp): Export them when plugins are enabled.
6669 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6672 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6674 (chrec_fold_multiply): Same.
6676 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6679 * c-decl.c (build_compound_literal): Return early if init is
6682 2010-03-04 Martin Jambor <mjambor@suse.cz>
6684 PR tree-optimization/43164
6685 PR tree-optimization/43191
6686 * tree-sra.c (type_consists_of_records_p): Reject records with
6687 zero-size bit-fields at the end.
6689 2010-03-04 Mike Stump <mikestump@comcast.net>
6691 * Makefile.in (TAGS): Remove *.y.
6693 2010-03-04 Richard Guenther <rguenther@suse.de>
6695 PR tree-optimization/40761
6696 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6698 (my_rev_post_order_compute): New function.
6699 (init_pre): Call it.
6701 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6704 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6705 decrease the cost of an IV candidate when the cost is infinite.
6707 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6709 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6710 Use '3DNow!' for the extension of that name, ensure normal space
6712 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6714 2010-03-03 Jeff Law <law@redhat.com>
6716 * PR middle-end/32693
6717 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6718 than gen_rtx_SUBREG.
6719 (extract_bit_field_1): Likewise.
6721 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6723 * doc/sourcebuild.texi (Test directives): Document that arguments
6724 include-opts and exclude-opts are now optional for dg-skip-if,
6725 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6727 2010-03-03 Jason Merrill <jason@redhat.com>
6730 * cgraph.h (varpool_node): Add extra_name field.
6731 * varpool.c (varpool_extra_name_alias): New.
6732 (varpool_assemble_decl): Emit extra name aliases.
6733 (varpool_mark_needed_node): Look past an extra name alias.
6734 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6735 * lto-streamer-in.c (lto_input_tree): Read it.
6736 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6738 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6740 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6741 (sparc*-*-solaris2*): ...this.
6743 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6746 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6747 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6748 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6749 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6752 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6753 fallthrough to default handling, just with want_address 0 instead of 2.
6754 For single element lists, add_AT_loc directly, otherwise create an
6755 artificial variable DIE and stick location list to it.
6758 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6759 (VAL_EXPR_HAS_REVERSE): Define.
6760 (reverse_op): New function.
6761 (add_stores): For reversible operations add an extra MO_VAL_USE.
6763 2010-03-02 Jason Merrill <jason@redhat.com>
6765 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6767 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6769 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6770 (sparc64-*-linux*): Likewise.
6771 (sparc64-*-solaris2*): Include assembler files before linker ones.
6772 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6773 * config/sparc/gas.h: Delete.
6774 * config/sparc/sol2-64.h: Add copyright notice.
6775 * config/sparc/sol2-gas-bi.h: Likewise.
6776 * config/sparc/sol2-gld.h: Likewise.
6777 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6778 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6779 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6780 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6781 (sparc_elf_asm_named_section): Rename into...
6782 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6784 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6786 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6788 2010-03-02 Jeff Law <law@redhat.com>
6791 * reload1.c (rtx_p, substitute_stack): Declare.
6792 (substitute): Record addresses of changed rtxs.
6793 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6794 Restore the original rtx when complete.
6795 (reload): Free subsitute_stack when complete.
6797 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6799 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6800 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6802 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6803 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6804 Torture Tests): Change from subsection to section.
6806 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6807 Steven Bosscher <steven@gcc.gnu.org>
6809 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6812 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6815 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6816 the assignment from the new induction variable to the assignment
6817 of the value from the original loop PHI function.
6819 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6820 Daniel Jacobowitz <dan@codesourcery.com>
6822 * doc/sourcebuild.texi (Test directives): Clarify options to
6825 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6827 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6828 Disable cfi directives unless GCC and gas agree on using read-only
6829 .eh_frame sections for 64-bit.
6830 * configure: Regenerate.
6832 2010-03-01 Richard Guenther <rguenther@suse.de>
6834 PR tree-optimization/43220
6835 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6836 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6838 2010-03-01 Richard Guenther <rguenther@suse.de>
6839 Martin Jambor <mjambor@suse.cz>
6842 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6843 gimplified parameters.
6845 2010-03-01 Christian Bruel <christian.bruel@st.com>
6847 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6849 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6851 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6853 2010-03-01 Richard Guenther <rguenther@suse.de>
6856 * expr.c (expand_assignment): Use the alias-oracle to tell
6857 if the rhs aliases the result decl.
6859 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6862 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6863 to sol_gt_pch_get_address.
6864 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6865 64-bit, SPARC and x86.
6866 (sol_gt_pch_get_address): New function.
6868 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6870 * toplev.h (inform_n, error_n): Declare.
6871 * diagnostic.c (inform_n, error_n): New function.
6873 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6875 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6876 has no rtl yet when processing local_decls, queue it and recheck
6877 if deferred stack allocation hasn't assigned it rtl.
6879 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6881 * config/sh/sh.c (unspec_bbr_uid): New.
6882 (gen_block_redirect): Use it instead of INSN_UID.
6883 (gen_far_branch): Likewise.
6885 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6887 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6888 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6890 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6892 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6893 (Warning Options): -Wno-conversion-null is valid for
6894 Objective-C++ as well.
6895 * doc/tm.texi (Named Address Spaces): Likewise.
6896 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6897 * doc/tree-ssa.texi (Tree SSA): Likewise.
6899 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6902 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6903 by default. Don't set the default arch for
6904 i[34567]86-*-darwin*|x86_64-*-darwin*.
6906 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6909 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6910 default. Set the default 32bit/64bit archs with $with_arch
6911 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6913 2010-02-27 Richard Guenther <rguenther@suse.de>
6915 PR tree-optimization/43186
6916 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6917 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6918 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6919 unroller iterations.
6921 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6923 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6924 required and i[34567]86-*-* targets don't support 64bit ISA.
6926 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6929 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6932 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6934 * config.gcc: Set the default arch at least to Prescott for
6935 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6936 if SSE math is enabled.
6938 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6940 * diagnostic.c (diagnostic_initialize): Update.
6941 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6943 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6944 (diagnostic_inhibit_notes): New.
6945 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6947 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6950 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6951 * doc/standards.texi: Likewise.
6952 * doc/extend.texi: Likewise.
6953 * doc/trouble.texi: Likewise.
6954 * doc/cppopts.texi: Likewise.
6955 * doc/install.texi: Likewise.
6956 * c.opt (std=c90,std=gnu90): New options.
6957 * c-opts.c (c_common_handle_option): Handle them.
6959 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6962 * c-decl.c (undeclared_variable): Use an informative note.
6964 2010-02-26 Richard Guenther <rguenther@suse.de>
6966 PR tree-optimization/43186
6967 * gimple.h (gimple_fold): Remove.
6968 * gimple.c (gimple_fold): Remove. Inline into single user ...
6969 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6970 Try harder for conditions.
6972 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6975 * function.c (used_types_insert): Don't skip through named pointer
6976 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6977 and it is different from the main variant's type.
6979 2010-02-26 Nick Clifton <nickc@redhat.com>
6981 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6983 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6985 * config.gcc: Support --with-fpmath=sse for x86.
6987 * config/i386/ssemath.h: New.
6989 * doc/install.texi (--with-fpmath=sse): Documented.
6991 2010-02-26 Richard Guenther <rguenther@suse.de>
6993 PR tree-optimization/43188
6994 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6995 vector types of over-aligned element type.
6997 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7000 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7001 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7003 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7005 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7007 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7009 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7010 * var-tracking.c: Include diagnostic.h.
7011 (debug_dv): New function.
7012 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7015 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7016 (add_value_chain, add_value_chains, remove_value_chain,
7017 remove_value_chains): Handle DEBUG_EXPRs.
7018 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7021 * regcprop.c (struct queued_debug_insn_change): New type.
7022 (struct value_data_entry): Add debug_insn_changes field.
7023 (struct value_data): Add n_debug_insn_changes field.
7024 (debug_insn_changes_pool): New variable.
7025 (free_debug_insn_changes, apply_debug_insn_changes,
7026 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7027 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7028 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7030 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7032 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7033 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7034 changes, call cprop_find_used_regs via note_stores.
7035 (copyprop_hardreg_forward): When copying vd from predecessor
7036 which has any queued DEBUG_INSN changes, make sure the pointers are
7037 cleared. At the end call df_analyze and then if there are any
7038 DEBUG_INSN changes queued at the end of some basic block for still
7039 live registers, apply them.
7040 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7042 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7044 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7047 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7049 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7050 targets. Set the default with_cpu/with_arch from arch/cpu.
7051 Allow x86-64 and native for with_cpu/with_arch.
7053 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7055 * ebitmap.c: Change calls to verify_popcount with calls to
7056 sbitmap_verify_popcount.
7057 (ebitmap_clear_bit): Fixed map->cacheindex test and
7058 map>cache update when bit clearing results in an empty
7061 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7064 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7065 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7066 and support both V2DF and V2DI modes.
7067 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7068 support both V2DF and V2DI modes.
7069 (general): Delete trailing whitespace from a few patterns.
7071 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7072 V2DF/V2DI interleave high/low builtins.
7074 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7077 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7078 interleave high/low functions.
7080 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7082 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7083 #pragma extern_prefix.
7085 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7088 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7089 BLKmode, assert op0 is a MEM and just adjust its mode.
7092 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7093 if bitpos isn't multiple of mode's bitsize.
7095 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7097 * c.opt (-ftemplate-depth=): New.
7098 (-ftemplate-depth-): Deprecate.
7099 * optc-gen.awk: Handle -ftemplate-depth=.
7100 * opth-gen.awk: Likewise.
7101 * c-opts.c (c_common_handle_option): Likewise.
7102 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7104 2010-02-24 Jason Merrill <jason@redhat.com>
7106 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7108 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7110 * cfg.c (alloc_aux_for_block): Remove inline.
7111 (alloc_aux_for_edge): Likewise.
7113 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7115 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7117 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7119 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7120 * config/i386/sol2-gas.h: New file.
7121 * config.gcc (i[34567]86-*-solaris2*): Use it.
7123 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7126 * c-typeck.c (ep_convert_and_check): New.
7127 (build_conditional_expr): Use it.
7128 (build_binary_op): Likewise.
7130 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7132 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7135 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7136 bounds even for -O+.
7137 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7138 expr needs to have DECL_NAME set.
7140 2010-02-24 Nick Clifton <nickc@redhat.com>
7142 * config/mep/mep.c: Include gimple.h.
7143 (mep_function_uses_sp): Delete unused function.
7144 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7145 parameters. Use unsigned integers to count args. Return a
7146 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7148 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7151 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7152 greater or equal to nelt instead of 2 * nelt.
7153 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7156 2010-02-23 Jason Merrill <jason@redhat.com>
7159 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7160 in cfun->local_decls even if they have register types.
7163 * stor-layout.c (place_field): Don't warn about unnecessary
7164 DECL_PACKED if the type is packed.
7166 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7169 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7170 GOTOFF relocs, even when the base reg isn't pic pointer.
7172 2010-02-23 Michael Matz <matz@suse.de>
7175 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7176 (expand_gimple_basic_block): Generate and use debug temps if there
7177 are debug uses left after the last real use of TERed ssa names.
7178 Unlink debug immediate uses when they are expanded.
7180 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7183 * config/i386/i386.c (override_options): Reorganise to provide
7184 better error messages.
7186 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7189 * graphite-scop-detection.c (create_single_exit_edge): Move
7190 the call to find_single_exit_edge to....
7191 (create_sese_edges): ...here. Don't handle multiple edges
7192 exiting the function.
7193 (build_graphite_scops): Don't handle multiple edges
7194 exiting the function.
7196 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7199 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7200 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7202 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7205 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7207 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7210 * c-typeck.c (convert_arguments): Print declaration location.
7211 * c-common.c (validate_nargs): Rename as
7212 builtin_function_validate_nargs.
7213 (check_builtin_function_arguments): Update.
7215 2010-02-22 Richard Guenther <rguenther@suse.de>
7218 * tree-inline.c (declare_return_variable): Use the type of
7219 the call stmt lhs if available.
7221 2010-02-22 Duncan Sands <baldrick@free.fr>
7223 * passes.c (register_pass): Always consider all pass lists when
7224 ref_pass_instance_number is zero.
7226 2010-02-22 Richard Guenther <rguenther@suse.de>
7228 PR tree-optimization/42749
7229 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7230 parameter. Do arithmetic in the original type.
7231 (update_accumulator_with_ops): Likewise.
7232 (adjust_accumulator_values): Adjust.
7234 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7236 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7237 (QI to BLKmode splitter): New splitter.
7239 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7241 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7242 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7244 2010-02-22 Richard Guenther <rguenther@suse.de>
7246 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7248 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7250 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7251 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7252 ($(T)crti.o, $(T)crtn.o): Remove rules.
7254 2010-02-21 Tobias Burnus <burnus@net-b.de>
7257 * doc/invoke.texi (-fassociative-math): Document that this
7258 option is automatically enabled for Fortran.
7260 2010-02-20 David S. Miller <davem@davemloft.net>
7262 * configure.ac: Test if linker and assembler properly support
7263 GOTDATA_OP relocations.
7264 * configure: Rebuild.
7265 * config.in: Likewise.
7266 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7267 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7268 (movsi_high_pic): Likewise.
7269 (movdi_lo_sum_pic): Likewise.
7270 (movdi_high_pic): Likewise.
7271 (movsi_pic_gotdata_op): New pattern.
7272 (movdi_pic_gotdata_op): Likewise.
7273 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7274 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7276 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7279 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7280 attribute to ssemul.
7281 (xop_mulv2div2di3_high): Ditto.
7283 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7286 * c.opt (Wconversion-null): New option.
7287 * doc/invoke.texi (Wconversion-null): Document.
7289 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7291 * common.opt (Wlarger-than-): Add Undocumented.
7293 2010-02-19 Mike Stump <mikestump@comcast.net>
7295 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7297 2010-02-19 Jason Merrill <jason@redhat.com>
7300 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7301 * configure: Likewise.
7303 2010-02-20 Alan Modra <amodra@gmail.com>
7306 * cgraph.h (cgraph_make_decl_local): Declare.
7307 * cgraph.c (cgraph_make_decl_local): New function.
7308 (cgraph_make_node_local): Use it.
7309 * cgraphunit.c (cgraph_function_versioning): Likewise.
7310 * ipa.c (function_and_variable_visibility): Likewise.
7312 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7315 * except.c (sjlj_emit_function_enter): Don't call
7316 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7318 * rtl.h (add_reg_br_prob_note): Remove prototype.
7320 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7323 * c-common.c (conversion_warning): Remove widening conversions
7324 before checking the conversion of integers to reals.
7326 2010-02-19 Mike Stump <mikestump@comcast.net>
7329 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7332 * cgraphunit.c (process_function_and_variable_attributes): Check
7333 DECL_PRESERVE_P instead of looking up attribute "used".
7334 * ipa-pure-const.c (check_decl): Likewise.
7335 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7336 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7337 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7338 instead of attribute "used".
7339 * config/sol2-c.c (solaris_pragma_init): Likewise.
7340 (solaris_pragma_fini): Likewise.
7342 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7344 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7345 Use XCNEW instead of xcalloc.
7346 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7347 XNEW instead of xmalloc.
7348 (get_fields): Use XNEWVEC instead of xmalloc.
7351 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7352 populate vars array.
7353 (create_new_general_access): For debug stmts just reset value.
7354 (get_stmt_accesses): For accesses within debug stmts just record them
7355 using add_access_to_acc_sites instead of preventing the peeling or
7356 counting them as accesses.
7359 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7361 2010-02-19 Richard Guenther <rguenther@suse.de>
7363 PR tree-optimization/42916
7364 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7367 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7369 * configure.ac: Replace all uses of changequote in macro arguments
7370 with proper quoting.
7372 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7375 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7377 2010-02-19 Richard Guenther <rguenther@suse.de>
7379 PR tree-optimization/42944
7380 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7381 test for aliasing with errno.
7383 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7386 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7387 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7388 * dojump.c: Include output.h.
7389 (inv): New inline function.
7390 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7391 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7392 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7393 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7394 argument, pass it down to other calls.
7395 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7396 add REG_BR_PROB note to the conditional jump.
7397 * cfgexpand.c (add_reg_br_prob_note): Removed.
7398 (expand_gimple_cond): Don't call it, add the probability
7399 as last argument to jumpif_1/jumpifnot_1.
7400 * Makefile.in (dojump.o): Depend on output.h.
7401 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7403 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7404 * stmt.c (do_jump_if_equal): Likewise.
7405 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7406 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7407 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7409 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7410 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7411 jumpifnot_1 callers.
7412 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7414 (store_expr): Adjust jumpifnot caller.
7415 (store_constructor): Adjust jumpif caller.
7418 * gimplify.c (gimple_boolify): For __builtin_expect call
7419 gimple_boolify also on its first argument.
7421 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7423 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7425 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7426 * configure: Regenerated.
7428 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7430 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7431 lang_hooks.types_compatible_p instead of comptypes.
7433 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7435 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7436 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7437 if __prefer_thumb__ is defined.
7439 2010-02-18 Martin Jambor <mjambor@suse.cz>
7441 PR tree-optimization/43066
7442 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7443 array with zero-sized element type.
7445 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7447 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7448 rtx, allocate struct var_loc_node here and return it to the
7449 caller, and only if it is actually needed.
7450 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7451 move it earlier and return immediately if it returns NULL.
7453 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7455 * config/sparc/gas.h: New file. Restore
7456 TARGET_ASM_NAMED_SECTION to its ELF default.
7457 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7459 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7460 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7461 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7462 after sparc/sysv4.h.
7464 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7466 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7468 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7470 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7471 patterns from predicated pattern.
7473 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7476 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7477 for insn mnemonic suffix.
7479 2010-02-17 Richard Guenther <rguenther@suse.de>
7481 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7484 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7487 * caller-save.c (save_call_clobbered_regs): If BB ends with
7488 a DEBUG_INSN, move any notes in between last real insn and the last
7489 DEBUG_INSN after the last DEBUG_INSN.
7491 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7493 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7494 Fix return type. Fix argument type. Explain meaning of return value.
7496 2010-02-16 Richard Guenther <rguenther@suse.de>
7498 PR tree-optimization/41043
7499 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7500 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7502 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7504 2010-02-16 Ira Rosen <irar@il.ibm.com>
7506 PR tree-optimization/43074
7507 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7508 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7509 vectorizable cycles in hybrid SLP check.
7510 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7512 2010-02-16 Richard Guenther <rguenther@suse.de>
7514 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7515 (true_dependence): If memrefs_conflict_p computes must-alias
7516 trust it. Move TBAA check after offset-based disambiguation.
7517 (canon_true_dependence): Likewise.
7519 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7521 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7522 * doc/invoke.texi: Document it.
7523 * var-tracking.c: Include toplev.h and params.h.
7524 (vt_find_locations): Return bool indicating success. Compute
7525 hash sizes unconditionally. Check new parameter, report.
7526 (variable_tracking_main_1): Check vt_find_locations results and
7527 retry. Renamed from...
7528 (variable_tracking_main): ... this. New wrapper to preserve
7529 flag_var_tracking_assignments.
7530 * Makefile.in (var-tracking.o): Adjust dependencies.
7532 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7533 Jakub Jelinek <jakub@redhat.com>
7536 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7537 if weak_import attribute is present.
7538 * config/darwin.c (machopic_select_section): Likewise.
7540 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7542 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7543 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7544 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7545 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7547 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7550 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7553 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7554 Rewrite text to refer to the names.
7556 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7558 * config/i386/i386-builtin-types.def
7559 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7560 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7561 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7562 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7563 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7564 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7565 IX86_BUILTIN_VPERMIL2PS256.
7566 (MULTI_ARG_4_DF2_DI_I): Defined.
7567 (MULTI_ARG_4_DF2_DI_I1): Defined.
7568 (MULTI_ARG_4_SF2_SI_I): Defined.
7569 (MULTI_ARG_4_SF2_SI_I1): Defined.
7570 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7571 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7572 __builtin_ia32_vpermil2ps256.
7573 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7574 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7575 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7576 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7577 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7578 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7579 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7580 CODE_FOR_xop_vpermil2v8sf3.
7581 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7582 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7583 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7584 (_mm256_permute2_pd): New.
7585 (_mm_permute2_ps): New.
7586 (_mm256_permute2_ps): New.
7588 2010-02-15 Nick Clifton <nickc@redhat.com>
7590 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7591 boolean parameters. Use emit_jump_insn when emitting a pop
7592 instruction containing a return insn.
7593 (push): Use 'true' rather than '1' as second parameter to F.
7594 (h8300_expand_prologue): Likewise.
7595 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7596 (h8300_expand_epilogue): Likewise.
7598 2010-02-15 Richard Guenther <rguenther@suse.de>
7601 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7604 2010-02-15 Nick Clifton <nickc@redhat.com>
7606 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7609 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7611 * intl.c (fake_ngettext): New function.
7612 * intl.h (fake_ngettext): Declare.
7613 (ngettext): Define macro.
7614 * collect2.c (notice_translated): New function.
7615 (main): Use notice_translated and ngettext.
7616 * collect2.h (notice_translated): Declare.
7618 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7620 * reorg.c (delete_computation): Comment fixes.
7621 * caller-save.c (setup_save_areas): Idem.
7622 * sel-sched-dump.c (dump_lv_set): Idem.
7625 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7627 * config/s390/s390.c (s390_sched_init): New function.
7628 (TARGET_SCHED_INIT): Target hook defined.
7630 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7631 Jack Howarth <howarth@bromo.med.uc.edu>
7632 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7635 Partial revert of unintended change in fix for PR41605.
7636 * config/darwin.h: Fix typo.
7637 * config/darwin9.h: Same.
7639 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7641 * c-pch.c (pch_init): Clear v.
7643 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7646 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7647 graphite_can_represent_init for MULT_EXPR.
7649 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7653 * graphite-sese-to-poly.c (remove_phi): New.
7654 (translate_scalar_reduction_to_array): Call remove_phi.
7656 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7659 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7660 * graphite-clast-to-gimple.h (gloog): Update declaration.
7661 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7662 * graphite-poly.h (struct poly_bb): Add missing comments.
7663 (struct scop): Add poly_scop_p field.
7665 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7666 * graphite.c (graphite_transform_loops): Build the polyhedral
7667 representation for each scop before code generation.
7668 * sese.c (rename_variables_in_operand): Removed.
7669 (rename_variables_in_expr): Return the renamed expression.
7670 (rename_sese_parameters): New.
7671 * sese.h (rename_sese_parameters): Declared.
7673 2010-02-11 Richard Guenther <rguenther@suse.de>
7675 PR tree-optimization/42998
7676 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7677 POINTER_PLUS_EXPR properly.
7679 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7680 Changpeng Fang <changpeng.fang@amd.com>
7683 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7684 the cost of an IV candidate when the IV is used in a test against zero.
7686 * gcc.dg/tree-ssa/ivopts-3.c: New.
7688 2010-02-11 Richard Guenther <rguenther@suse.de>
7691 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7692 pointer-vs-decl case by swapping refs. Handle some cases
7693 of pointer-vs-decl disambiguations more conservatively.
7694 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7695 to false after expanding.
7697 2010-02-11 Richard Guenther <rguenther@suse.de>
7700 * gcc.c (process_command): Handle LTO file@offset case more
7703 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7705 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7706 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7708 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7710 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7711 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7712 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7713 Optimize eq/ne comparisons when both arguments are known to be
7715 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7716 Don't mask operands unnecessarily if they are known to be already
7719 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7721 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7724 2010-02-10 Richard Guenther <rguenther@suse.de>
7726 PR tree-optimization/43017
7727 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7728 for wrapping signed arithmetic.
7730 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7733 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7734 if no debug info should be emitted for it.
7736 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7738 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7739 note when flag_exceptions is set.
7741 2010-02-10 Duncan Sands <baldrick@free.fr>
7743 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7745 2010-02-10 Richard Guenther <rguenther@suse.de>
7748 * tree.c (get_unwidened): Handle constants.
7749 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7751 2010-02-10 Martin Jambor <mjambor@suse.cz>
7754 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7755 check for variable argument counts independently.
7757 2010-02-10 Christian Bruel <christian.bruel@st.com>
7760 * config/sh/sh.c (find_barrier): Increase length for non delayed
7761 conditional branches.
7763 2010-02-10 Christian Bruel <christian.bruel@st.com>
7765 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7767 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7769 * builtins.c (set_builtin_user_assembler_name): Also handle
7770 ffs if int is smaller than word.
7772 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7775 * ira-conflicts.c (get_dup): Remove.
7776 (process_reg_shuffles): Add new parameter. Use it as an
7777 additional guard for copy generation.
7778 (add_insn_allocno_copies): Rewrite.
7780 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7782 * common.opt (fsched2-use-traces): Preserved for backward
7784 * doc/invoke.texi: Remove the documentation about option
7785 -fsched2-use-traces.
7786 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7787 flag_sched2_use_traces.
7788 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7789 the backward compatibility flag section.
7791 2010-02-09 Richard Guenther <rguenther@suse.de>
7793 PR tree-optimization/43008
7794 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7795 make HEAP variables initialized from global memory if they
7796 are not known builtin functions.
7797 (find_func_aliases): Adjust.
7799 2010-02-09 Richard Guenther <rguenther@suse.de>
7801 PR tree-optimization/43000
7802 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7803 arithmetic manually.
7805 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7807 PR tree-optimization/42931
7808 * tree-loop-linear.c (try_interchange_loops): Don't call
7809 double_int_mul if estimated_loop_iterations failed.
7811 2010-02-08 Martin Jambor <mjambor@suse.cz>
7814 * tree-sra.c (build_accesses_from_assign): Do not mark in
7815 should_scalarize_away_bitmap if stmt has volatile ops.
7816 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7819 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7821 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7823 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7825 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7828 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7831 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7833 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7836 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7837 to unknown_dependence.
7838 (graphite_legal_transform_dr): Handle the unknown_dependence.
7839 (graphite_carried_dependence_level_k): Same.
7841 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7843 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7845 2010-02-07 Richard Guenther <rguenther@suse.de>
7848 * expr.c (get_inner_reference): Always initialize *pbitsize.
7850 2010-02-07 Richard Guenther <rguenther@suse.de>
7853 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7854 new ARRAY_REFs on variable size element or minimal index arrays.
7856 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7857 gimple_fold_indirect_ref.
7859 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7862 * arm.c (arm_override_options): Just return if the user has specified
7863 an invalid fpu name.
7865 2010-02-03 Jason Merrill <jason@redhat.com>
7868 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7869 i386_pe_maybe_record_exported_symbol.
7871 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7874 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7875 (pa_delegitimize_address): New function.
7877 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7879 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7880 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7882 2010-02-05 Richard Guenther <rguenther@suse.de>
7885 * lto-streamer-in.c (get_resolution): Deal with references
7886 to undefined functions.
7888 2010-02-05 Richard Guenther <rguenther@suse.de>
7890 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7891 (fold_const_aggregate_ref): Likewise.
7892 (ccp_fold_stmt): Substitute loads.
7893 (maybe_fold_reference): Verify types before substituting.
7895 (fold_gimple_assign): Unshare properly.
7896 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7898 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7900 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7901 for rs6000_gen_cell_microcode.
7903 2010-02-04 Richard Guenther <rguenther@suse.de>
7905 PR rtl-optimization/42952
7906 * dse.c (const_or_frame_p): Remove MEM handling.
7908 2010-02-04 Nick Clifton <nickc@redhat.com>
7910 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7911 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7912 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7913 (mn10300_asm_output_mi_thunk): New function.
7914 (mn10300_can_output_mu_thunk): New function.
7915 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7916 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7917 (FUNCTION_ARG): Delete incorrect comment.
7919 2010-02-03 Jason Merrill <jason@redhat.com>
7922 * fold-const.c (operand_equal_p): Handle erroneous types.
7924 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7926 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7928 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7930 PR rtl-optimization/42941
7931 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7934 2010-02-03 Jason Merrill <jason@redhat.com>
7937 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7939 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7942 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7943 (cselib_reset_table): Renamed from...
7944 (cselib_reset_table_with_next_value): ... this.
7945 (cselib_get_next_uid): Renamed from...
7946 (cselib_get_next_unknown_value): ... this.
7947 * cselib.c (next_uid): Renamed from...
7948 (next_unknown_value): ... this.
7949 (cselib_clear_table): Adjust.
7950 (cselib_reset_table): Adjust. Renamed from...
7951 (cselib_reset_table_with_next_value): ... this.
7952 (cselib_get_next_uid): Adjust. Renamed from...
7953 (cselib_get_next_unknown_value): ... this.
7954 (get_value_hash): Use hash.
7955 (cselib_hash_rtx): Likewise.
7956 (new_cselib_val): Adjust. Set and dump uid.
7957 (cselib_lookup_mem): Pass next_uid as hash.
7958 (cselib_subst_to_values): Likewise.
7959 (cselib_log_lookup): Dump uid.
7960 (cselib_lookup): Pass next_uid as hash. Adjust.
7961 (cselib_process_insn): Adjust.
7962 (cselib_init): Initialize next_uid.
7963 (cselib_finish): Adjust.
7964 (dump_cselib_table): Likewise.
7965 * dse.c (canon_address): Dump value uid.
7966 * print-rtl.c (print_rtx): Print value uid.
7967 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7969 (dv_uid): New function, sort of renamed from...
7970 (dv_htab_hash): ... this, reimplemented in terms of it and...
7971 (dv_uid2hash): ... this. New.
7972 (variable_htab_eq): Drop excess assertions.
7973 (tie_break_pointers): Removed.
7974 (canon_value_cmp): Compare uids.
7975 (variable_post_merge_New_vals): Print uids.
7976 (vt_add_function_parameters): Adjust.
7977 (vt_initialize): Reset table. Adjust.
7979 2010-02-03 Richard Guenther <rguenther@suse.de>
7981 PR tree-optimization/42944
7982 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7983 (call_may_clobber_ref_p_1): Likewise. Properly handle
7984 malloc and calloc clobbering errno.
7986 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7988 * doc/invoke.texi: Fix name of sched1 dump.
7990 * opts.c (decode_options): Set flag_tree_switch_conversion
7991 only conditionally on optimize >= 2.
7993 * gcse.c: Assorted comment fixes in pass description.
7995 2010-02-03 Anthony Green <green@moxielogic.com>
7997 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7998 nop padding in order to maintain alignment of storage location of
7999 target function address.
8000 (moxie_trampoline_init): Store target function address at newly
8002 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8004 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8006 2010-02-03 Richard Guenther <rguenther@suse.de>
8009 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8011 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8013 * config.gcc: Reenable check for obsolete targets.
8014 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8015 mips-sgi-irix6.[0-4]*.
8017 2010-02-02 Nick Clifton <nickc@redhat.com>
8019 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8020 constant size of 4 as being the same as 0.
8021 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8022 can take values in the range 0..4.
8024 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8027 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8028 as _darwin10_Unwind_FindEnclosingFunction().
8029 * libgcc-libsystem.ver: New.
8031 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8034 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8035 implicitly set registers.
8037 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8039 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8040 (arm_override_options): Allow automatic selection of the thread
8041 pointer register if thumb2.
8042 (legitimize_pic_address): Improve code sequences for Thumb2.
8043 (arm_call_tls_get_addr): Likewise.
8044 (legitimize_tls_address): Likewise.
8045 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8046 (pic_load_addr_32bit): ... this. New named pattern.
8047 * thumb2.md (pic_load_addr_thumb2): Delete.
8048 (pic_load_dot_plus_four): Delete.
8049 (tls_load_dot_plus_four): New named pattern.
8051 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8054 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8055 Document fix for TLS bug.
8057 2010-01-31 Richard Guenther <rguenther@suse.de>
8059 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8060 conservatively correct.
8062 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8066 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8068 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8070 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8072 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8074 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8076 * config.gcc: Adjust order of makefile fragments for mingw targets.
8078 2010-01-31 Richard Guenther <rguenther@suse.de>
8081 * gimplify.c (gimplify_init_constructor): For volatile LHS
8082 initialize a temporary.
8084 2010-01-31 Matthias Klose <doko@ubuntu.com>
8086 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8088 * configure: Regenerate.
8090 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8092 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8093 the same alias set and their sizes different constantness.
8094 (aliasing_component_refs_p): Revert 2009-10-24 change.
8096 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8098 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8101 2010-01-29 Richard Guenther <rguenther@suse.de>
8103 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8104 Assert we successfully updated the call.
8106 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8108 PR rtl-optimization/42889
8109 * df.h (df_set_bb_dirty_nonlr): New prototype.
8110 * df-core.c (df_set_bb_dirty_nonlr): New function.
8111 * df-scan.c (df_insn_rescan): Call it instead of
8112 df_set_bb_dirty for DEBUG_INSNs.
8114 2010-01-29 Richard Guenther <rguenther@suse.de>
8117 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8118 quadratic behavior in most cases.
8120 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8123 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8124 in the call to gen_x86_movsicc_0_m1.
8126 2010-01-28 Richard Guenther <rguenther@suse.de>
8128 PR tree-optimization/42871
8129 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8131 2010-01-28 Richard Guenther <rguenther@suse.de>
8133 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8134 into call arguments.
8136 2010-01-28 Richard Guenther <rguenther@suse.de>
8139 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8140 the forwarder if the destination is an EH landing pad.
8142 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8144 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8145 block list passed to gimple_duplicate_sese_tail.
8146 (parallelize_loops): Avoid parallelization when the function
8148 Avoid parallelization when the preheader is IRREDUCIBLE.
8149 Try to optimize when estimated_loop_iterations_int is unresolved.
8150 Add the loop's location to the dump file.
8151 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8152 (gimple_duplicate_sese_tail): Remove the check for the latch.
8153 Redirect nexits to the exit block.
8154 Remove handling of the incoming edges to the latch.
8155 Redirect the backedge from the copied latch to the exit bb.
8157 2010-01-28 Michael Matz <matz@suse.de>
8160 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8161 Wrap force_reg into a sequence, emit it before user.
8163 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8165 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8167 (arm_legacy_rev): Likewise.
8168 (thumb_legacy_rev): Likewise.
8170 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8172 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8173 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8174 on MEM's address failed, try avoid_constant_pool_reference and
8175 recurse if it returned something different.
8176 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8177 address, try avoid_constant_pool_reference and recurse if it
8178 returned something different.
8179 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8180 address and avoid_constant_pool_reference returned something
8181 different, don't set have_address.
8183 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8186 * var-tracking.c (val_store): Add modified argument, obey it.
8188 (count_uses): Move down logging of main.
8189 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8190 don't need resolution.
8191 (emit_notes_in_bb): Likewise.
8193 2010-01-27 Richard Guenther <rguenther@suse.de>
8196 * tree-inline.c (remap_decl): Delay remapping of SSA name
8197 default definitions until we need them.
8199 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8201 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8202 (rs6000_delegitimize_address): New function.
8204 * config/s390/s390.c (s390_delegitimize_address): Call
8205 delegitimize_mem_from_attrs.
8208 * tree-inline.c (cannot_copy_type_1): Removed.
8209 (copy_forbidden): Don't forbid copying of functions containing
8210 records/unions with variable length fields.
8212 2010-01-27 Christian Bruel <christian.bruel@st.com>
8216 * config/sh/sh.c (find_barrier): Increase length for non delayed
8217 conditional branches.
8219 2010-01-27 Matthias Klose <doko@ubuntu.com>
8221 * configure.ac (gnu-unique-object): Fix ldd version check.
8222 * configure: Regenerate.
8224 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8226 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8228 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8229 Test for HAVE_GNU_AS value.
8231 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8233 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8234 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8235 INT64_TYPE): Define.
8236 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8237 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8238 INT_LEAST64_TYPE): Define.
8239 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8240 UINT_LEAST64_TYPE): Define.
8241 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8242 INT_FAST64_TYPE): Define.
8243 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8244 UINT_FAST64_TYPE): Define.
8245 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8246 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8247 (SIG_ATOMIC_TYPE): Define.
8249 2010-01-26 Richard Guenther <rguenther@suse.de>
8251 * df-scan.c (df_scan_set_bb_info): Remove assert.
8252 (df_insn_rescan_debug_internal): Merge asserts.
8253 (df_install_ref): Likewise.
8254 (df_mark_reg): Use bitmap_set_range.
8255 (df_hard_reg_used_p): Remove assert.
8256 (df_hard_reg_used_count): Likewise.
8258 2010-01-26 Richard Guenther <rguenther@suse.de>
8260 PR rtl-optimization/42685
8261 * web.c (web_main): Ignore DEBUG_INSNs.
8263 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8265 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8267 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8268 Fix types of fndecl and arglist parameters.
8270 2010-01-26 Richard Guenther <rguenther@suse.de>
8273 * tree-eh.c (unsplit_eh): Skip debug insns.
8275 2010-01-26 Richard Guenther <rguenther@suse.de>
8277 PR tree-optimization/42250
8278 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8280 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8283 * omp-low.c (expand_omp_sections): Only use single_pred if
8284 l2_bb is single_pred_p.
8286 2010-01-25 Christian Bruel <christian.bruel@st.com>
8289 * config/sh/sh.c (find_barrier): Increase length for non delayed
8290 conditional branches.
8291 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8293 2010-01-24 David S. Miller <davem@davemloft.net>
8295 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8296 define if not using GAS.
8297 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8298 Likewise. Delete SECTION_MERGE code, which is only applicable
8301 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8304 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8305 mangling of va_list in system headers.
8307 2010-01-23 Toon Moene <toon@moene.org>
8309 * tree-predcom.c (combine_chains): Return NULL, not false.
8311 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8313 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8314 initialization of variable res to agree with return type.
8316 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8318 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8319 * tree-sra.c: Add include of expr.h.
8321 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8323 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8324 insert the debug stmt on the single non-EH edge from the stmt.
8326 2010-01-22 Richard Henderson <rth@redhat.com>
8329 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8330 the RHS until after generate_subtree_copies has insertted its
8331 code before the current statement.
8333 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8335 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8337 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8339 2010-01-21 Martin Jambor <mjambor@suse.cz>
8341 PR tree-optimization/42585
8342 * tree-sra.c (struct access): New field grp_total_scalarization.
8343 (dump_access): Dump the new field.
8344 (should_scalarize_away_bitmap): New variable.
8345 (cannot_scalarize_away_bitmap): Likewise.
8346 (sra_initialize): Allocate new bitmaps.
8347 (sra_deinitialize): Free new bitmaps.
8348 (create_access_1): New function.
8349 (create_access): Parts moved to create_access_1.
8350 (type_consists_of_records_p): New function.
8351 (completely_scalarize_record): Likewise.
8352 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8353 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8354 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8356 (analyze_all_variable_accesses): Completely scalarize small eligible
8359 2010-01-21 Martin Jambor <mjambor@suse.cz>
8361 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8363 2010-01-21 Andrew Haley <aph@redhat.com>
8365 * gcc.c (process_command): Move lang_specific_driver before
8366 setting cc_libexec_prefix.
8368 2010-01-21 Richard Guenther <rguenther@suse.de>
8371 * fold-const.c (negate_expr_p): Pretend only negative
8372 real constants are easily negatable.
8374 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8375 Jason Merrill <jason@redhat.com>
8377 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8378 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8379 * calls.c (initialize argument_information): Handle it.
8380 * c-common.c (handle_transparent_union_attribute): Use new name.
8381 * c-decl.c (finish_struct): Ditto.
8382 * c-typeck.c (type_lists_compatible_p): Ditto.
8383 (convert_for_assignment): Use new name and also handle record.
8384 * function.c (aggregate_value_p): Handle it.
8385 (pass_by_reference): Ditto.
8386 (assign_parm_data_types): Ditto.
8387 * print-tree.c (print_node): Ditto.
8388 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8389 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8390 * tree.c (first_field): New fn.
8392 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8395 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8396 even when linking statically, for now.
8398 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8401 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8402 without a cselib val.
8403 (count_uses): Accept MO_VAL_SET with no val on stores.
8404 (add_stores): Likewise.
8406 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8408 * var-tracking.c (check_value_val): Add a compile time assertion.
8409 (dv_is_decl_p): Simplify.
8410 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8411 gcc_assert if ENABLE_CHECKING.
8413 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8416 * var-tracking.c: Include tree-flow.h.
8417 (mem_dies_at_call): New.
8418 (dataflow_set_preserve_mem_locs): Use it.
8419 (dataflow_set_remove_mem_locs): Likewise.
8420 (dump_var): Renamed from dump_variable. Adjust all callers.
8421 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8422 * Makefile.in (var-tracking.o): Adjust deps.
8424 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8426 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8428 2010-01-20 Richard Guenther <rguenther@suse.de>
8430 PR tree-optimization/42717
8431 * tree-ssa-dce.c (get_live_post_dom): Remove.
8432 (forward_edge_to_pdom): Take an arbitrary edge to copy
8433 degenerate PHI args from.
8434 (remove_dead_stmt): Use the first post-dominator even if it
8435 does not contain live statements as redirection destination.
8437 2010-01-20 Richard Guenther <rguenther@suse.de>
8439 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8441 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8443 * sel-sched.c (create_speculation_check): Remove set but not used
8445 (try_transformation_cache): Remove set but not used variable ds.
8446 (calculate_privileged_insns): Remove set but not used variables
8447 cur_insn and min_spec_insn.
8448 (find_best_expr): Remove set but not used variable avail_n.
8449 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8451 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8453 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8454 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8457 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8460 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8461 cpu types. Add support for *-sse3 cpu types.
8462 (x86_64-*-*): Ditto.
8464 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8467 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8468 argument, call initializer_constant_valid_p_1 instead of
8469 initializer_constant_valid_p, pass CACHE to it, return NULL
8470 immediately if first call returns NULL.
8471 (initializer_constant_valid_p_1): New function.
8472 (initializer_constant_valid_p): Use it.
8474 2010-01-20 Thomas Quinot <quinot@adacore.com>
8476 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8478 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8480 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8481 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8482 (loc_list_from_tree): Don't handle unsigned division. Handle
8483 signed modulo using DW_OP_{over,over,div,mul,minus}.
8484 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8485 modulo instead of signed.
8487 2010-01-20 DJ Delorie <dj@redhat.com>
8489 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8491 (h8300_emit_stack_adjustment): Propogate it.
8493 (h8300_expand_prologue): Likewise.
8494 (h8300_expand_epilogue): Likewise.
8496 2010-01-19 Michael Matz <matz@suse.de>
8498 PR tree-optimization/41783
8499 * tree-data-ref.c (toplevel): Include flags.h.
8500 (dump_data_dependence_relation): Also dump the inputs if the
8501 result will be unknown.
8502 (split_constant_offset_1): Look through some conversions.
8503 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8504 the offset from last element is too large.
8505 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8506 (reassociate_to_the_same_stmt): Handle vector registers.
8507 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8509 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8510 wide_prolog_niters argument, emit widening instructions.
8511 (vect_do_peeling_for_alignment): Adjust caller, use widened
8512 variant of the iteration cound.
8513 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8515 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8518 * config/arm/neon-testgen.m (emit_automatics): New parameter
8519 features. Adjust for Fixed_return_reg feature.
8520 (test_intrinsic): Call emit_automatics with new feature.
8521 * config/arm/neon.ml: Update copyright years.
8522 (features): New Fixed_return_reg feature.
8523 (ops): Update feature for Vget_low.
8525 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8527 PR tree-optimization/42719
8528 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8532 * fwprop.c (all_uses_available_at): Return false if def_set dest
8533 is a REG that is used in def_insn.
8535 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8537 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8539 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8542 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8544 * target.h (struct gcc_target) <secondary_reload>: Change type
8545 of last argument to secondary_reload_info *.
8547 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8550 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8551 memory references with unaligned offsets. Remove CQImode handling.
8552 (unaligned_memory_operand): Return 1 for memory references with
8553 unaligned offsets. Remove CQImode handling.
8555 2010-01-18 Richard Guenther <rguenther@suse.de>
8558 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8561 2010-01-18 Richard Guenther <rguenther@suse.de>
8563 PR tree-optimization/42781
8564 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8565 restrict processing only if the original variable was artificial.
8567 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8569 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8570 find number of popped argument bytes.
8572 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8573 Fix the text that describes the return value for invalid insns.
8575 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8577 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8578 Clarify what 'cost of the -dependence' is. Fix quoting.
8580 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8581 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8583 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8585 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8586 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8588 2010-01-17 Richard Guenther <rguenther@suse.de>
8591 * function.c (split_complex_args): Take a VEC to modify.
8592 (assign_parms_augmented_arg_list): Build a VEC instead of
8593 a chain of PARM_DECLs.
8594 (assign_parms_unsplit_complex): Take a VEC of arguments.
8595 Do not fixup unmodified parms.
8596 (assign_parms): Deal with the VEC.
8597 (gimplify_parameters): Likewise.
8599 2010-01-17 Richard Guenther <rguenther@suse.de>
8601 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8602 node existence check.
8603 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8604 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8605 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8606 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8607 (gimple_execute_on_growing_pred): Likewise.
8609 2010-01-17 Richard Guenther <rguenther@suse.de>
8611 PR tree-optimization/42773
8612 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8613 (compute_antic_aux): Likewise.
8614 (compute_partial_antic_aux): Likewise.
8616 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8619 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8622 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8624 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8627 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8628 Fix markup for strict argument.
8630 (TARGET_SCHED_REORDER2): Fix argument types.
8632 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8633 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8635 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8636 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8638 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8641 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8642 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8643 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8644 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8645 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8647 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8649 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8651 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8652 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8654 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8656 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8659 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8661 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8662 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8664 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8666 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8668 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8669 referring to it. Fix language.
8671 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8673 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8675 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8677 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8679 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8680 '@var{stream}. Remove stray 'and'.
8682 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8684 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8686 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8688 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8689 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8691 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8692 Fix description of return value.
8693 Rename argument "sz" to "len."
8695 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8696 Clarify meaning of 'true' return value.
8698 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8700 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8701 rep_mode versus mode_rep.
8703 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8705 (TARGET_BUILTIN_DECL): Fix name.
8707 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8709 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8711 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8713 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8715 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8717 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8720 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8721 Rename argument tm_fn to md_fn.
8723 (TARGET_OPTION_PRINT): Fix argument list.
8725 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8728 * config/i386/i386.c (ix86_fixup_binary_operands):
8729 Revert FMA4 fixup of operands.
8731 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8734 * Makefile.in (write_entries_to_file, install-plugin):
8735 Use \012 instead of \n with tr.
8737 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8739 * configure.ac (HAVE_AS_REF): New C macro.
8740 * configure: Regenerate.
8741 * config.in: Likewise.
8742 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8744 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8747 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8749 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8751 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8753 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8755 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8757 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8759 (TARGET_BINDS_LOCAL_P): Fix argument type.
8761 (TARGET_ASM_FILE_END): Use prototype.
8763 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8765 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8767 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8769 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8771 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8772 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8774 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8775 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8777 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8778 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8779 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8780 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8782 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8784 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8786 (TARGET_INIT_BUILTINS): Use prototype.
8788 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8789 Put 'const char *' in braces. Fix parameter types.
8790 (TARGET_INVALID_CONVERSION): Fix parameter types.
8791 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8792 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8794 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8797 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8799 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8801 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8803 * doc/tm.texi (TARGET_HELP): Fix return type.
8805 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8806 in braces. Fix argument types.
8808 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8810 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8812 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8814 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8815 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8817 (TARGET_MANGLE_TYPE): Fix argument types.
8819 (TARGET_IRA_COVER_CLASSES): Use prototype.
8821 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8823 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8825 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8827 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8829 (TARGET_CALLEE_COPIES): Fix argument types.
8831 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8833 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8835 (TARGET_FUNCTION_VALUE): Fix argument types.
8837 (TARGET_RETURN_IN_MSB): Fix argument type.
8839 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8841 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8843 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8845 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8846 agree with return type.
8848 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8850 2010-01-15 Jing Yu <jingyu@google.com>
8852 PR rtl-optimization/42691
8853 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8854 a pseudo to a constant and are merged, and adjust comments.
8856 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8858 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8860 2010-01-15 Richard Guenther <rguenther@suse.de>
8863 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8864 labels of computed or non-local gotos to the destination.
8865 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8866 landing pad label is the first label.
8868 2010-01-15 Richard Guenther <rguenther@suse.de>
8870 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8872 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8875 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8876 to allow generation of the xssqrtdp instruction on power7.
8877 (sqrtdf2_fpr): Ditto.
8879 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8882 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8883 functions with noreturn attribute.
8886 * varasm.c (declare_weak): Add weak attribute to decl if it
8887 doesn't have one already.
8888 (assemble_external): Only add decls to weak_decls if they also
8889 have weak attribute.
8891 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8893 * var-tracking.c (var_reg_delete): Don't delete the association
8894 between REGs and values or one-part variables if the register
8897 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8900 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8901 because its first operand is a non-localized variable.
8903 2010-01-14 Martin Jambor <mjambor@suse.cz>
8905 PR tree-optimization/42706
8906 * tree-sra.c (encountered_recursive_call): New variable.
8907 (encountered_unchangable_recursive_call): Likewise.
8908 (sra_initialize): Initialize both new variables.
8909 (callsite_has_enough_arguments_p): New function.
8910 (scan_function): Call decl and flags check only for IPA-SRA, check
8911 whether there is a recursive call and whether it has enough arguments.
8912 (all_callers_have_enough_arguments_p): New function.
8913 (convert_callers): Look for recursive calls only when
8914 encountered_recursive_call is set.
8915 (ipa_early_sra): Bail out either if
8916 !all_callers_have_enough_arguments_p or
8917 encountered_unchangable_recursive_call.
8919 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8921 * sel-sched.c: Add 2010 to copyright years.
8922 * sel-sched-ir.c: Likewise.
8923 * sel-sched-ir.h: Likewise.
8925 2010-01-14 Martin Jambor <mjambor@suse.cz>
8927 PR tree-optimization/42714
8928 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8929 constructors specially.
8931 2010-01-14 Andi Kleen <ak@linux.intel.com>
8933 * config/i386/drivers-i386.c (detect_caches_intel):
8934 Add l2sizekb parameter and fill in.
8935 (host_detect_local_cpu): Add l2sizekb, fill in.
8936 Add Atom small cache heuristic.
8938 2010-01-14 Andi Kleen <ak@linux.intel.com>
8940 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8941 Add level3 parameter and fill in.
8942 (detect_caches_intel): Handle level3 cache.
8944 2010-01-14 Andi Kleen <ak@linux.intel.com>
8946 * config/i386/drivers-i386.c (host_detect_local_cpu):
8947 Fix core duo detection.
8949 2010-01-14 Andi Kleen <ak@linux.intel.com>
8951 * config/i386/drivers-i386.c (host_detect_local_cpu):
8954 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8956 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8957 (rs6000_variable_issue_1): this. Use...
8958 (rs6000_variable_issue): here. Reimplement. Print debug info.
8960 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8962 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8963 sel_restore_notes. Update all callers. Call reemit_notes
8966 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8968 PR rtl-optimization/42246
8969 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8972 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8974 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8975 all successors is the same as number of successors in current region.
8977 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8979 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8980 to rename is not separable. Otherwise check that its LHS is not NULL.
8982 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8984 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8986 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8988 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8989 available registers when failed to discover LHS register class.
8990 Fix indentation. Update comment.
8992 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8993 Alexander Monakov <amonakov@ispras.ru>
8995 PR rtl-optimization/42389
8996 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8998 (advance_state_on_fence): Likewise.
8999 (sel_target_adjust_priority): Print debug output only when
9000 sched_verbose >= 4, not 2.
9001 (get_expr_cost): Do not issue all unique insns on the next cycle.
9002 (fill_insns): Initialize can_issue_more from the value saved
9004 * sel-sched-ir.c (flist_add): New parameter issue_more.
9005 Init FENCE_ISSUE_MORE with it.
9006 (merge_fences): Likewise.
9007 (init_fences): Update call to flist_add.
9008 (add_to_fences, add_clean_fence_to_fences)
9009 (add_dirty_fence_to_fences): Likewise.
9010 (move_fence_to_fences): Update call to merge_fences.
9011 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9013 * sel-sched-ir.h (struct _fence): New field issue_more.
9014 (FENCE_ISSUE_MORE): New accessor macro.
9016 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9018 PR rtl-optimization/42388
9019 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9020 that have no predecessors nor successors. Do not call move_bb_info
9021 for empty blocks outside of current region.
9023 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9025 PR rtl-optimization/42294
9026 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9027 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9028 originators' originators.
9030 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9032 PR rtl-optimization/39453
9033 PR rtl-optimization/42246
9034 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9036 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9038 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9039 Alexander Monakov <amonakov@ispras.ru>
9042 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9043 (maybe_tidy_empty_bb): ... here. Make static. Add new
9044 argument. Update all callers.
9045 (tidy_control_flow): ... and here. Recompute topological order
9046 of basic blocks in region if necessary.
9047 (sel_redirect_edge_and_branch): Change return type. Return true
9048 if topological order might have been invalidated.
9049 (purge_empty_blocks): Export and move from...
9050 * sel-sched.c (purge_empty_blocks): ... here.
9051 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9052 (maybe_tidy_empty_bb): Delete prototype.
9053 (purge_empty_blocks): Declare.
9055 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9057 PR rtl-optimization/42249
9058 * sel-sched.c (try_replace_dest_reg): When chosen register
9059 and original register is the same, do not bail out early, but
9060 still check all original insns for validity of replacing destination
9061 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9064 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9067 Port from no-undefined-overflow branch:
9068 2009-03-09 Richard Guenther <rguenther@suse.de>
9070 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9072 2010-01-14 Richard Guenther <rguenther@suse.de>
9075 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9077 2010-01-14 Ira Rosen <irar@il.ibm.com>
9079 PR tree-optimization/42709
9080 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9081 as scalar type in creation of constant vector operand.
9083 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9086 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9087 (check-parallel-%): Match `testsuite' directory component only
9090 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9092 PR translation/39521
9093 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9096 2010-01-13 Richard Guenther <rguenther@suse.de>
9098 PR tree-optimization/42730
9099 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9102 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9105 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9106 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9109 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9111 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9112 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9113 ___umulsi3_highpart.
9115 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9116 rather than schedule_insns if the pass is enabled.
9118 2010-01-13 Martin Jambor <mjambor@suse.cz>
9120 PR tree-optimization/42704
9121 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9124 2010-01-13 Martin Jambor <mjambor@suse.cz>
9126 PR tree-optimization/42703
9127 * tree-sra.c (analyze_access_subtree): Check that we can build a
9128 reference to the original data within the aggregate.
9130 2010-01-13 Richard Guenther <rguenther@suse.de>
9132 PR tree-optimization/42705
9133 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9135 2010-01-13 Richard Guenther <rguenther@suse.de>
9138 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9140 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9143 * var-tracking.c (values_to_unmark): New variable.
9144 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9145 values_to_unmark vector. Moved body to...
9146 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9147 instead queue it into values_to_unmark vector.
9148 (vt_find_locations): Free values_to_unmark vector.
9150 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9152 * config/s390/s390.c (override_options): Set
9153 default of max-pending-list-length to 256
9155 2010-01-13 Richard Guenther <rguenther@suse.de>
9158 * tree-pass.h (PROP_gimple_lcx): New.
9159 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9160 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9161 before the final cleanup_eh.
9162 (dump_properties): Dump PROP_gimple_lcx.
9163 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9164 (tree_lower_complex_O0): Remove.
9165 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9166 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9167 tree_lower_complex, schedule TODO_update_ssa.
9168 * lto-streamer-out.c (output_function): Stream the functions
9170 * lto-streamer-in.c (input_function): Likewise.
9171 (lto_read_body): Do not override them here.
9173 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9176 * c-typeck.c (build_c_cast): Fold value cast to union type before
9177 wrapping it in a CONSTRUCTOR.
9179 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9181 PR rtl-optimization/42699
9182 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9185 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9187 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9188 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9189 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9190 SUBTARGET_WARN_UNUSED_SPEC): ... here
9191 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9193 2010-01-12 Julian Brown <julian@codesourcery.com>
9195 * config/arm/neon-schedgen.ml (Utils): Don't try to
9196 open missing module.
9197 (find_with_result): New.
9199 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9202 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9203 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9205 PR tree-optimization/42645
9206 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9207 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9208 decl_map, set processing_debug_stmt to -1 and return name without
9211 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9213 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9214 binutils version, and reword target configuration description.
9216 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9218 * config/avr/avr.h (LINKER_NAME): Remove.
9220 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9223 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9224 that support VSX, warn for -mno-altivec if vsx is not disabled,
9227 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9228 Shujing Zhao <pearly.zhao@oracle.com>
9230 PR translation/42469
9231 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9232 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9233 character between option name and help text.
9234 * c.opt (imultilib): Likewise.
9236 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9238 * lto-streamer-out.c (output_unreferenced_globals): Output static
9241 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9243 PR rtl-optimization/42621
9244 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9245 optimizing for size.
9246 (duplicate_computed_gotos): Remove now-redundant check.
9248 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9251 * configure.ac: Save and restore LDFLAGS and LIBS
9252 * configure: Regenerate.
9254 2010-01-10 Richard Guenther <rguenther@suse.de>
9257 * builtins.c (fold_builtin_strlen): Add type argument and
9258 convert the resulting length to it.
9259 (fold_builtin_1): Adjust.
9261 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9263 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9264 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9266 (num_insns_constant_wide): Adjust for that change.
9268 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9271 * web.c (union_defs): Add used argument, to combine uses of
9273 (entry_register): Adjust type and tests of used argument.
9274 (web_main): Widen used for new use. Pass it to union_defs.
9275 * df.h (union_defs): Adjust prototype.
9277 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9280 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9281 uses in new incoming argument. Free body.
9282 (reset_debug_uses_in_loop): New.
9283 (analyze_insn_to_expand_var): Call the latter if the former found
9284 anything. Fix whitespace. Reject invalid dest overlaps before
9285 going through all insns in the loop.
9287 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9290 * haifa-sched.c (dying_use_p): Debug insns don't count.
9292 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9295 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9296 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9297 (verify_gimple_call): Reject LHS in noreturn calls.
9299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9303 * tree-vect-loop-manip.c (adjust_info): New type.
9304 (adjust_vec): New pointer to vector.
9305 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9306 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9307 (slpeel_update_phis_for_duplicate_loop): Use them.
9308 (slpeel_update_phi_nodes_for_guard1): Likewise.
9309 (slpeel_update_phi_nodes_for_guard2): Likewise.
9310 (slpeel_tree_peel_loop_to_edge): Likewise.
9311 (vect_update_ivs_after_vectorizer): Likewise.
9313 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9315 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9316 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9318 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9320 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9321 bogus uninitialized warning.
9323 2010-01-09 Richard Guenther <rguenther@suse.de>
9326 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9327 the evolution is compatible with the initial condition.
9329 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9331 * gcc.c (process_command): Update copyright notice dates.
9332 * gcov.c (print_version): Likewise.
9333 * gcov-dump.c (print_version): Likewise.
9334 * mips-tfile.c (main): Likewise.
9335 * mips-tdump.c (main): Likewise.
9337 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9340 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9342 (rotlhi3_8): Delete.
9344 (rotlsi3_8): Delete.
9345 (rotlsi3_16): Delete.
9346 (rotlsi3_24): Delete.
9348 (*rotw<mode>3): New.
9349 (*rotb<mode>3): New.
9350 * config/avr/avr.c (avr_rotate_bytes): New function.
9351 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9353 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9356 * configure.ac: Modify -rdynamic check.
9357 * configure: Regenerate.
9359 2010-01-08 DJ Delorie <dj@redhat.com>
9361 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9362 register popping order.
9364 2010-01-08 Richard Guenther <rguenther@suse.de>
9367 * c.opt (fsigned-char): Also let LTO handle this option.
9368 (funsigned-char): Likewise.
9370 2010-01-07 Richard Guenther <rguenther@suse.de>
9372 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9373 (gimple_op): Likewise.
9374 (gimple_op_ptr): Likewise.
9375 (gimple_assign_set_lhs): Remove gcc_assert.
9376 (gimple_assign_set_rhs1): Likewise.
9377 (gimple_assign_set_rhs2): Likewise.
9378 (gimple_call_set_lhs): Likewise.
9379 (gimple_call_set_fn): Likewise.
9380 (gimple_call_set_fndecl): Likewise.
9381 (gimple_call_fndecl): Likewise.
9382 (gimple_call_return_type): Likewise.
9383 (gimple_call_set_chain): Likewise.
9384 (gimple_call_num_args): Likewise.
9385 (gimple_call_set_arg): Likewise.
9386 (gimple_cond_set_code): Likewise.
9387 (gimple_cond_set_lhs): Likewise.
9388 (gimple_cond_set_rhs): Likewise.
9389 (gimple_cond_set_true_label): Likewise.
9390 (gimple_cond_set_false_label): Likewise.
9391 (gimple_label_set_label): Likewise.
9392 (gimple_goto_set_dest): Likewise.
9393 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9394 (gimple_debug_bind_get_value): Likewise.
9395 (gimple_debug_bind_get_value_ptr): Likewise.
9396 (gimple_debug_bind_set_var): Likewise.
9397 (gimple_debug_bind_set_value): Likewise.
9398 (gimple_debug_bind_reset_value): Likewise.
9399 (gimple_debug_bind_has_value_p): Likewise.
9400 (gimple_return_retval_ptr): Remove gcc_assert.
9401 (gimple_return_retval): Likewise.
9402 (gimple_return_set_retval): Likewise.
9403 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9404 (safe_referenced_var_iterator): Remove.
9405 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9406 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9407 (fill_referenced_var_vec): Remove.
9408 (first_readonly_imm_use): Remove redundant gcc_assert.
9409 (phi_arg_index_from_use): Combine gcc_asserts.
9410 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9411 (first_imm_use_stmt): Remove redundant gcc_assert.
9412 * tree-cfg.c (verify_gimple_call): Verify function and chain
9413 operands. Verify arguments.
9414 (verify_types_in_gimple_stmt): Verify condition code and labels.
9416 2010-01-07 Richard Guenther <rguenther@suse.de>
9418 PR tree-optimization/42641
9419 * sese.c (rename_map_elt_info): Use the SSA name version, do
9422 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9424 PR tree-optimization/42625
9425 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9426 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9428 2010-01-07 Duncan Sands <baldrick@free.fr>
9430 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9432 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9435 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9436 note itself is not function_invariant_p.
9438 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9440 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9441 Do not add the DF_NOTE problem.
9442 * store-motion.c (execute_rtl_store_motion): Likewise.
9444 2010-01-07 Martin Jambor <mjambor@suse.cz>
9446 PR tree-optimization/42157
9447 * tree-sra.c (compare_access_positions): Stabilize sort if both
9448 accesses have integer types, return zero immediately if they are the
9451 2010-01-06 Richard Henderson <rth@redhat.com>
9454 * haifa-sched.c (add_to_note_list): Merge into ...
9455 (concat_note_lists): ... here, and ...
9456 (unlink_other_notes, rm_other_notes): Merge into...
9457 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9458 NOTE_INSN_EPILOGUE_BEG.
9460 2010-01-06 Richard Guenther <rguenther@suse.de>
9462 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9463 not inline regular functions into always-inline functions.
9465 2010-01-06 Nick Clifton <nickc@redhat.com>
9467 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9468 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9470 (OVERRIDE_OPTIONS): Delete.
9471 (OPTIMIZATION_OPTIONS): Define.
9472 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9473 * config/rx/rx.c (rx_handle_option): Issue an error message if
9474 -mcpu=rx200 and -fpu are used together.
9475 (rx_set_optimization_options): New function. Issue an error
9476 message if an optimization attribute attempts to reset the FPU/
9477 math optimization pairing.
9478 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9479 * config/rx/rx.opt: Set the default to 32-bit doubles.
9480 * config/rx/t-rx: Add multilibs for -nofpu option.
9481 * doc/invoke.texi: Update documentation of RX options.
9483 2010-01-06 Richard Guenther <rguenther@suse.de>
9485 * tree-ssa-pre.c (name_to_id): New global.
9486 (alloc_expression_id): Simplify SSA name handling.
9487 (lookup_expression_id): Likewise.
9488 (init_pre): Zero name_to_id.
9489 (fini_pre): Free it.
9491 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9493 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9495 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9498 * config/i386/sse.md (smaxv2di3): New.
9499 (umaxv2di3): Likewise.
9500 (sminv2di3): Likewise.
9501 (uminv2di3): Likewise.
9503 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9506 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9507 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9508 (legitimize_tls_address): Likewise.
9509 (sparc_tls_referenced_p): Likewise.
9510 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9511 and adjust calls to legitimize_pic_address.
9512 (legitimate_constant_p) Use sparc_tls_referenced_p.
9513 (legitimate_pic_operand_p): Likewise.
9514 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9515 (sparc_tls_symbol_ref_1): Delete.
9516 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9517 (legitimize_tls_address): Make static, handle CONST patterns.
9518 (legitimize_pic_address): Make static, remove unused parameter and
9519 adjust recursive calls.
9520 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9521 and adjust call to legitimize_pic_address.
9522 (sparc_output_mi_thunk): Likewise.
9524 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9525 H.J. Lu <hongjiu.lu@intel.com>
9528 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9529 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9530 operands to make them signed.
9533 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9536 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9537 GTU to GT for V4SI and V2DI.
9539 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9540 (umin<mode>3): Removed.
9542 (uminv4si3): Likewise.
9544 2010-01-05 Martin Jambor <mjambor@suse.cz>
9546 PR tree-optimization/42462
9547 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9548 current_function_decl to helper functions and macros.
9550 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9553 * flags.h: Don't include real.h.
9554 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9555 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9556 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9557 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9558 * dominance.c: Update copyright.
9559 * gimple.c (walk_gimple_op): Remove inline.
9560 * tree-ssa-reassoc.c: Include real.h.
9561 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9562 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9564 2010-01-05 Nick Clifton <nickc@redhat.com>
9566 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9567 register to push into the stack frame when the accumulator has to
9568 be saved during interrupts.
9570 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9572 * doc/invoke.texi: Remove the documentation about option
9574 * common.opt (Wunreachable-code): Preserved for backward
9576 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9577 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9578 the backward compatibility flag section.
9580 2010-01-05 Richard Guenther <rguenther@suse.de>
9582 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9584 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9587 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9589 PR tree-optimization/42508
9590 * tree-sra.c (convert_callers): Check for recursive call
9591 by comparing cgraph nodes instead of decls.
9592 (modify_function): Call ipa_modify_formal_parameters also
9593 on all same_body aliases.
9595 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9596 cgraph nodes when checking for same_body aliases.
9598 2010-01-05 Richard Guenther <rguenther@suse.de>
9600 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9601 allocation and lookup.
9602 (get_or_alloc_expr_for_constant): Likewise.
9603 (phi_translate): Sink allocation.
9605 2010-01-04 Richard Guenther <rguenther@suse.de>
9607 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9608 a new entry only if needed.
9609 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9610 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9612 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9614 (phi_translate): Handle CONSTANTs early.
9616 2010-01-04 Martin Jambor <mjambor@suse.cz>
9618 PR tree-optimization/42398
9619 * tree-sra.c (struct access): Removed flag grp_different_types.
9620 (dump_access): Do not dump the removed flag.
9621 (sort_and_splice_var_accesses): Do not set the removed flag.
9622 (sra_modify_expr): Check for type compatibility directly.
9624 2010-01-04 Martin Jambor <mjambor@suse.cz>
9626 PR tree-optimization/42366
9627 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9628 edges with variable number of parameters.
9629 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9630 flag instead of asserting it.
9631 (ipa_read_node_info): Read uses_analysis_done flag.
9633 2010-01-04 Richard Guenther <rguenther@suse.de>
9635 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9636 iterative_hash_* as intended.
9637 (vn_reference_compute_hash): Likewise. Simplify hashing
9639 (vn_reference_lookup_2): Likewise.
9640 (vn_nary_op_compute_hash): Likewise.
9641 (vn_phi_compute_hash): Likewise.
9642 (expressions_equal_p): Remove strange code.
9643 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9644 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9645 (bitmap_insert_into_set_1): Take value-id as parameter.
9646 (add_to_value): Pass it.
9647 (bitmap_insert_into_set): Likewise.
9648 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9650 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9653 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9654 (do_self_spec): For switches with SWITCH_IGNORE set set also
9655 SWITCH_IGNORE_PERMANENTLY.
9656 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9659 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9661 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9662 tree of an unreferenced global var.
9664 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9667 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9668 GTU to GT for V4SI and V2DI.
9670 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9671 (umin<mode>3): Removed.
9673 (uminv4si3): Likewise.
9675 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9678 * collect2.c (main): Turn on trace in collect2 if -v is passed
9681 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9683 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9684 description of expression operand.
9686 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9688 * configure.ac: Add install-html to target_list for Make-hooks.
9689 * configure: Regenerate.
9690 * fortran/Make-lang.in (F95_HTMLFILES): New.
9691 (fortran.html): Use it.
9692 (fortran.install-html): New.
9693 * Makefile.in (install-html): Add lang.install-html.
9694 * java/Make-lang.in (JAVA_HTMLFILES): New.
9695 (java.html): Use it.
9696 (java.install-html): New.
9697 * objc/Make-lang.in (objc.install-html): New.
9698 * objcp/Make-lang.in (obj-c++.install-html): New.
9699 * cp/Make-lang.in (c++.install-html): New.
9700 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9701 * lto/Make-lang.in (lto.install-html): New.
9703 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9706 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9708 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9710 PR rtl-optimization/41862
9711 * store-motion.c (store_killed_in_insn, compute_store_table,
9712 remove_reachable_equiv_notes, replace_store_insn,
9713 build_store_vectors): Ignore all DEBUG_INSNs.
9715 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9718 * common.opt: Add dumpdir.
9720 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9722 (option_map): Add --dumpdir.
9724 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9726 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9728 * opts.c (decode_options): Try dump_dir_name first if
9729 dump_base_name isn't an absolute path.
9730 (common_handle_option): Handle OPT_dumpdir.
9732 * toplev.c (dump_dir_name): New.
9733 (print_switch_values): Also ignore -dumpdir.
9735 * toplev.h (dump_dir_name): New.
9737 2010-01-03 Richard Guenther <rguenther@suse.de>
9739 PR tree-optimization/42589
9740 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9741 double-word expansion of bswap32.
9743 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9745 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9746 with BLOCK_FOR_INSN.
9747 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9748 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9749 noce_process_if_block): Likewise.
9750 * gcse.c (compute_local_properties, insert_expr_in_table,
9751 insert_set_in_table, canon_list_insert, find_avail_set,
9752 pre_insert_copy_insn): Likewise.
9754 * basic-block.h (BLOCK_NUM): Move from here...
9755 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9757 2010-01-03 Richard Guenther <rguenther@suse.de>
9759 PR tree-optimization/42438
9760 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9761 contains_may_not_return_call flag.
9762 (BB_MAY_NOTRETURN): New.
9763 (valid_in_sets): Trapping nary operations are not valid
9764 in blocks that may not return.
9765 (insert_into_preds_of_block): Remove check for trapping expressions.
9766 (compute_avail): Compute also BB_MAY_NOTRETURN.
9768 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9770 * doc/invoke.texi: Add 2010 to copyright years.
9772 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9774 * config/sparc/sparc.c: Fix formatting nits.
9776 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9777 Alexander Monakov <amonakov@ispras.ru>
9779 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9781 2010-01-02 Richard Guenther <rguenther@suse.de>
9784 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9785 (simplify_switch_using_ranges): Mark to be removed edges
9788 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9790 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9792 * collect2.c (scan_libraries): Add missing argument in call to
9795 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9798 * config/alpha/predicates.md (aligned_memory_operand): Return false
9800 (unaligned_memory_operand): Return true for CQImode.
9801 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9802 doesn not cross aligned SImode word boundary.
9804 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9806 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9808 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9809 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9811 2010-01-02 Richard Guenther <rguenther@suse.de>
9814 * toplev.c (compile_file): Emit LTO marker properly. Change
9816 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9818 2010-01-01 Richard Guenther <rguenther@suse.de>
9821 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9823 2010-01-01 Richard Guenther <rguenther@suse.de>
9826 * c-decl.c (grokdeclarator): For zero-size arrays force
9827 structural equality checks as layout_type does.
9829 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9831 * builtins.c: Update copyright to 2010.
9833 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9836 * lto-streamer-out.c (produce_asm): Revert the last change.
9837 (copy_function): Likewise.
9839 * lto-streamer.c (lto_get_section_name): Skip any leading
9842 2010-01-01 Richard Guenther <rguenther@suse.de>
9845 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9849 Copyright (C) 2010 Free Software Foundation, Inc.
9851 Copying and distribution of this file, with or without modification,
9852 are permitted in any medium without royalty provided the copyright
9853 notice and this notice are preserved.