1 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
3 * tree.c (build_function_type_list_1): Remove bogus assert condition.
5 2010-05-17 Alan Modra <amodra@gmail.com>
7 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
8 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
9 with copy_reg rtx param.
10 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
11 Correct cases where code for ABI_V4 did not initialise the reg
12 used to access frame. Also leave frame_reg_rtx as sp for large
13 frames that save no regs.
15 2010-05-17 Martin Jambor <mjambor@suse.cz>
18 * tree-sra.c (create_access_replacement): New parameter rename, mark
19 the replaement for renaming only when it is true.
20 (get_access_replacement): Pass true in the rename parameter of
21 create_access_replacement.
22 (get_unrenamed_access_replacement): New function.
23 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
24 replacement declaration from it.
26 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
28 * function.c (try_fit_stack_local, add_frame_space): New static
30 (assign_stack_local_1): Use them. Look for opportunities to use
31 space previously wasted on alignment.
32 * function.h (struct frame_space): New.
33 (struct rtl_data): Add FRAME_SPACE_LIST member.
34 * reload1.c (something_was_spilled): New static variable.
36 (reload): Test it in addition to testing if the frame size changed.
38 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
40 * config/s390/s390.c: Define sane prefetch settings and activate
41 flag_prefetch_loop_arrays on -O3.
42 * config/s390/s390.h: Declare that read can use write prefetch.
44 2010-05-17 Jakub Jelinek <jakub@redhat.com>
46 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
49 2010-05-16 Jan Hubicka <jh@suse.cz>
51 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
52 function body; do not check stdarg field of struct function.
54 2010-05-16 Jan Hubicka <jh@suse.cz>
56 * cgraph.c (dump_cgraph_node): Dump versionable flag.
57 * cgraph.h (cgraph_local_info): Add versionable flag.
58 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
59 (ipcp_versionable_function_p): Use it.
60 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
63 2010-05-16 Jan Hubicka <jh@suse.cz>
65 * cgraph.c (cgraph_clone_node): Take decl argument and insert
66 clone into hash when it is different from orig.
67 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
68 * cgraph.h (cgraph_clone_node): Update prototype.
69 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
70 (lto_cgraph_encoder_delete): Delete body map.
71 (lto_cgraph_encoder_size): Move to header.
72 (lto_cgraph_encoder_encode_body_p,
73 lto_set_cgraph_encoder_encode_body): New.
74 (lto_output_node): Do not take written_decls argument; output clone_of
76 (add_node_to): Add include_body_argument; call
77 lto_set_cgraph_encoder_encode_body on master of the clone.
78 (add_references): Update use of add_node_to.
79 (compute_ltrans_boundary): Likewise.
80 (output_cgraph): Do not create written_decls bitmap.
81 (input_node): Take nodes argument; stream in clone_of correctly.
82 (input_cgraph_1): Update use of input_node.
83 * lto-streamer-out.c (lto_output): Use encoder info to decide
84 what bodies to output.
85 * ipa-inline.c (cgraph_clone_inlined_nodes,
86 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
87 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
88 (lto_cgraph_encoder_size): Define here.
89 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
92 2010-05-16 Richard Guenther <rguenther@suse.de>
94 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
96 * ipa-type-escape.c (gate_type_escape_vars): Run when
97 -fipa-struct-reorg runs.
98 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
99 * common.opt (fipa-type-escape): Remove.
101 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
103 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
104 (decode_options): Likewise.
105 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
107 2010-05-16 Jan Hubicka <jh@suse.cz>
109 * ipa.c (function_and_variable_visibility): Also bring local all
112 2010-05-16 Richard Guenther <rguenther@suse.de>
114 * alias.c (nonoverlapping_memrefs_p): Remove use of
115 IPA type-escape information.
117 2010-05-16 Joseph Myers <joseph@codesourcery.com>
119 * c-common.c (c_common_reswords): Add _Static_assert for C.
120 * c-parser.c (c_token_starts_declaration,
121 c_parser_next_token_starts_declaration,
122 c_parser_static_assert_declaration_no_semi,
123 c_parser_static_assert_declaration): New.
124 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
125 Handle static assertions if static_assert_ok.
126 (c_parser_external_declaration, c_parser_declaration_or_fndef,
127 c_parser_compound_statement_nostart, c_parser_label,
128 c_parser_for_statement, c_parser_objc_methodprotolist,
129 c_parser_omp_for_loop): All callers of
130 c_parser_declaration_or_fndef changed.
131 (c_parser_struct_declaration): Handle static assertions.
132 (c_parser_compound_statement_nostart): Use
133 c_parser_next_token_starts_declaration and
134 c_token_starts_declaration to detect start of declarations.
135 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
138 2010-05-16 Anatoly Sokolov <aesok@post.ru>
140 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
141 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
142 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
143 TARGET_FUNCTION_VALUE_REGNO_P): Define.
144 (mmix_function_outgoing_value): Rename to...
145 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
146 (mmix_function_value_regno_p): Make static.
147 (mmix_libcall_value): New function.
148 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
149 mmix_function_value_regno_p): Remove declaration.
151 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
153 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
154 BUILT_IN_ALLOCA if stack checking is enabled.
156 2010-05-16 Richard Guenther <rguenther@suse.de>
158 * var-tracking.c (vars_copy_1): Inline ...
159 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
160 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
161 (variable_merge_over_cur): Adjust. Merge asserts.
162 (variable_merge_over_src): Likewise.
163 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
164 (variable_post_merge_new_vals): Merge asserts.
165 (variable_post_merge_perm_vals): Likewise.
166 (find_mem_expr_in_1pdv): Likewise.
167 (dataflow_set_different_value): Remove.
168 (onepart_variable_different_p): Merge asserts.
169 (variable_different_p): Likewise.
170 (dataflow_set_different_1): Inline ...
171 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
172 (emit_notes_for_differences_1): Merge asserts.
174 2010-05-16 Richard Guenther <rguenther@suse.de>
176 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
177 * optabs.c (libfunc_decl_hash): Likewise.
178 * varasm.c (emutls_decl): Likewise.
180 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
182 * c-decl.c: Don't include gimple.h.
183 (merge_decls): Do not copy gimple_body.
185 2010-05-15 Jason Merrill <jason@redhat.com>
187 * c.opt: Add -fnothrow-opt.
189 2010-05-15 Jan Hubicka <jh@suse.cz>
191 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
193 * passes.c (ipa_write_summaries): Write all analyzed nodes.
195 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
197 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
198 * Makefile.in: Add it.
199 Fix all other Makefile dependencies for changes below.
200 * tree.h: Include it instead of defining VEC primitives here.
201 * gimple.h: Likewise.
203 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
204 * except.h: Include vecir.h, break dependence on tree.h.
206 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
208 * tree-iterator.c: ...to here.
209 * tree-iterator.h: Fix file introduction comment. Add extern markers.
211 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
213 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
214 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
215 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
216 tree-mudflap.h, and target.h.
217 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
218 predict.h, tree-inline.h, gimple.h, and langhooks.h.
219 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
220 Add FIXME for why gimple.h is still included (should be unnecessary
221 since GCC 4.5 gimplification unit-at-a-time).
222 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
223 * c-pragma.c: Add FIXME for why function.h needs to be included just
224 for cfun, at front-end level.
225 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
226 Do not include ggc.h, but include vecprim.h for VEC(char).
227 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
228 Explain why target.h is included.
229 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
230 Explain why gimple.h is included.
231 * c-ppoutput.c: Do not include tm.h.
232 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
233 * c-parses.c: Explain why rtl.h is included, and that this (and only
234 this) is also why tm.h must be included.
235 Do not include except.h.
236 * c-lang.c: Do not include ggc.h.
238 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
240 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
242 2010-05-15 Joseph Myers <joseph@codesourcery.com>
244 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
245 unions by default if those structs and unions have no tags. Do
246 not condition anonymous struct and unions handling on flag_iso.
247 Allow anonymous structs and unions for C1X.
248 (finish_struct): Do not diagnose lack of named fields when
249 anonymous structs and unions present for C1X. Accept flexible
250 array members in structure with anonymous structs or unions but no
251 directly named fields.
252 * doc/extend.texi (Unnamed Fields): Update.
254 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
256 * gimple.h (compare_field_offset): Rename into...
257 (gimple_compare_field_offset): ...this.
258 * gimple.c (compare_field_offset): Rename into...
259 (gimple_compare_field_offset): ...this. Compare the full access if
260 the offset is self-referential.
261 (gimple_types_compatible_p): Adjust for above renaming.
262 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
263 DECL_NONADDRESSABLE_P flag of fields before merging them.
265 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
267 * tree.h (ctor_to_list): Delete.
268 * tree.c (ctor_to_list): Delete.
270 2010-05-15 Jan Hubicka <jh@suse.cz>
272 * ipa-reference.c: Include toplev.h
273 (is_proper_for_analysis): Only add to all_module_statics
275 (write_node_summary_p, stream_out_bitmap,
276 ipa_reference_write_optimization_summary,
277 ipa_reference_read_optimization_summary): New.
278 (struct ipa_opt_pass_d pass_ipa_reference): Add
279 optimization summary streaming.
280 * lto-cgraph.c (referenced_from_this_partition_p,
281 reachable_from_this_partition_p): New functions.
282 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
283 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
284 * opts.c (decode_options): Enable ipa_reference.
285 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
286 * lto-streamer.h (referenced_from_this_partition_p,
287 reachable_from_this_partition_p): Declare.
289 2010-05-15 Richard Guenther <rguenther@suse.de>
291 PR tree-optimization/44038
292 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
293 taking the address of a V_C_E of a constant.
295 2010-05-14 Jan Hubicka <jh@suse.cz>
297 * tree.h (memory_identifier_string): Remove.
298 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
299 (ipa_reference_global_vars_info_d): Remove statics_not_read and
301 (ipa_reference_optimization_summary_d): New structure.
302 (ipa_reference_optimization_summary_t): New type and vector.
303 (ipa_reference_vars_info_d): Embedd structures instead of using
305 (reference_vars_to_consider): Remove out of GGC space.
306 (module_statics_escape): Remove.
307 (global_info_obstack): Rename to ...
308 (optimization_summary_obstack): ... this one.
309 (initialization_status_t): Remove.
310 (memory_identifier_string): Remove.
311 (get_reference_vars_info): Fix indenting.
312 (set_reference_vars_info): Likewise.
313 (get_reference_optimization_summary): New.
314 (set_reference_optimization_summary): New.
315 (get_global_reference_vars_info): Remove.
316 (ipa_reference_get_read_global): Remove.
317 (ipa_reference_get_written_global): Remove.
318 (ipa_reference_get_not_read_global): Update.
319 (ipa_reference_get_not_written_global): Update.
320 (is_proper_for_analysis): Outlaw addressable.
321 (propagate_bits): Update for new datastructures.
322 (analyze_variable): Remove.
323 (init_function_info): Update for new datastructures.
324 (clean_function_local_data): Remove.
325 (clean_function): Remove.
326 (copy_global_bitmap): Use optimizations_summary_obstack.
327 (duplicate_node_data): Duplicate optimization summary only.
328 (remove_node_data): Remove optimization summary only.
329 (generate_summary): Do not analyze variables; do not compute
330 module_statics_escape; do not prune solutions by it.
331 (read_write_all_from_decl): Fix typos in comments.
332 (propagate): Doscover readonly and nonaddressable first;
333 update for new datastructures; share global bitmaps.
334 * ipa-reference.h (ipa_reference_get_read_global,
335 ipa_reference_get_written_global): Remove.
336 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
337 * Makefile.in: Remove ipa-refereference from GT files.
339 2010-05-14 Jakub Jelinek <jakub@redhat.com>
342 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
343 for all SYMBOL_REF_DECLs.
345 2010-05-14 Jan Hubicka <jh@suse.cz>
347 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
348 (varpool_all_refs_explicit_p): New inline function.
349 * ipa-reference.c: Update comment.
350 (module_statics_written): Remove.
351 (get_static_decl): Remove.
352 (ipa_init): Do not initialize module_statics_written.
353 (analyze_function): Likewise.
354 (generate_summary): Likewise; do not compute module_statics_readonly
355 and do not update variable flags.
356 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
357 * ipa.c: Inlucde flags.h
358 (cgraph_local_node_p): New.
359 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
360 promote functions to local.
361 (ipa_discover_readonly_nonaddressable_vars): New function.
362 (function_and_variable_visibility): Use cgraph_local_node_p.
363 * varpool.c (varpool_finalize_decl): Set force_output for
364 DECL_PRESERVE_P vars.
366 2010-05-14 Jan Hubicka <jh@suse.cz>
368 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
370 2010-05-14 Richard Guenther <rguenther@suse.de>
372 PR tree-optimization/44119
373 * tree-ssa-pre.c (eliminate): Properly mark replacement of
374 a PHI node necessary.
376 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
378 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
380 2010-05-14 Jason Merrill <jason@redhat.com>
383 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
384 (gimple_call_set_nothrow): New.
385 * gimple.c (gimple_build_call_from_tree): Call it.
386 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
389 * gimplify.c (gimplify_seq_add_stmt): No longer static.
390 * gimple.h: Declare it.
391 * gimple.c (gimple_build_eh_filter): No ops.
393 2010-05-14 Jan Hubicka <jh@suse.cz>
395 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
396 nodes already in queue.
397 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
400 2010-05-14 Jakub Jelinek <jakub@redhat.com>
403 * cfgexpand.c (expand_debug_expr): If non-memory op0
404 has BLKmode, return NULL.
406 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
408 * config.gcc: Add support for --with-cpu option for bdver1.
409 * config/i386/i386.h (TARGET_BDVER1): New macro.
410 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
411 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
412 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
413 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
414 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
415 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
416 (processor_type): Add PROCESSOR_BDVER1.
417 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
418 processor_type in config/i386/i386.h.
419 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
420 movaps <reg, reg> instead of movapd <reg, reg> when replacing
421 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
422 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
423 to emit packed xor instead of packed double/packed integer
424 xor for SSE and AVX when moving a zero value.
425 * config/i386/sse.md: Add check for
426 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
427 movapd/movdqa for SSE and AVX.
428 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
429 single logical operations i.e and, or and xor instead of packed double
430 logical operations for SSE and AVX.
431 * config/i386/i386-c.c (ix86_target_macros_internal):
432 Add PROCESSOR_BDVER1.
433 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
434 (has_fma4, has_xop): New.
435 * config/i386/i386.c (bdver1_cost): New variable.
436 (m_BDVER1): New macro.
437 (m_AMD_MULTIPLE): Add m_BDVER1.
438 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
439 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
440 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
441 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
442 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
443 x86_tune_sse_partial_reg_dependency,
444 x86_tune_sse_unaligned_load_optimal,
445 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
446 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
447 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
448 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
449 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
450 Enable/disable for bdver1.
451 (processor_target_table): Add bdver1_cost.
452 (cpu_names): Add bdver1.
453 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
454 processor_alias_table.
455 (ix86_expand_vector_move_misalign): Change.
456 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
457 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
458 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
459 of movupd/movdqu for SSE and AVX.
460 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
461 (ix86_tune_adjust_cost): Add code for bdver1.
462 (standard_sse_constant_opcode): Add check for
463 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
464 of packed double xor for SSE and AVX.
466 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
468 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
471 2010-05-14 Tristan Gingold <gingold@adacore.com>
473 * toplev.c (default_debug_hooks): Remove this variable.
474 (process_options): Remove assignments to default_debug_hooks.
476 2010-05-14 Martin Jambor <mjambor@suse.cz>
478 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
479 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
480 * langhooks.h (struct lang_hooks_for_decls): Removed field
482 * tree.c (free_lang_data): Remove assignment to
483 lang_hooks.fold_obj_type_ref.
484 * tree.def (OBJ_TYPE_REF): Update comment.
486 2010-05-14 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/44124
489 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
491 2010-05-14 Alan Modra <amodra@gmail.com>
494 * config/rs6000/rs6000.c (struct machine_function): Reorder
495 fields for better packing. Add lr_save_state.
496 (rs6000_ra_ever_killed): Return lr_save_state if set.
497 (rs6000_emit_eh_reg_restore): Set lr_save_state.
499 2010-05-13 Jan Hubicka <jh@suse.cz>
501 * varpool.c (decide_is_variable_needed): Drop code checking
502 TREE_SYMBOL_REFERENCED.
504 2010-05-13 Jan Hubicka <jh@suse.cz>
506 * final.c (output_addr_const): Do not call mark_decl_referenced.
507 * cgraphunit.c (process_function_and_variable_attributes): Use
508 mark_needed_node dirrectly.
509 (assemble_thunk): Do not call mark_decl_referenced.
511 2010-05-13 Anatoly Sokolov <aesok@post.ru>
513 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
515 2010-05-13 Jeff Law <law@redhat.com>
517 * ira-conflicts.c (print_allocno_conflicts): New function broken out
519 (print_conflicts): Call print_allocno_conflicts.
521 2010-05-13 Jakub Jelinek <jakub@redhat.com>
524 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
527 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
529 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
530 t-mingw-w64 or t-mingw-w32 for multilib configuration.
531 * config/i386/t-mingw-w32: New.
532 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
534 2010-05-13 Martin Jambor <mjambor@suse.cz>
536 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
538 * gimple-fold.c (get_base_binfo_for_type): New function.
539 (gimple_get_relevant_ref_binfo): Likewise.
540 (gimple_fold_obj_type_ref_known_binfo): Likewise.
541 (gimple_fold_obj_type_ref): Likewise.
542 (fold_gimple_call): Simplify condition for folding virtual calls
543 and call gimple_fold_obj_type_ref.
544 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
545 (gimple_fold_obj_type_ref_known_binfo): Likewise.
547 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
549 * config/rs6000/rs6000-protos.h
550 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
551 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
552 (rs6000_debug_mode_dependent_address)
553 (rs6000_mode_dependent_address_ptr): Likewise.
555 2010-05-13 Jakub Jelinek <jakub@redhat.com>
558 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
560 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
561 * tree-sra.c (create_access_replacement): Call unshare_expr before
562 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
563 * dwarf2out.c: Include tree-flow.h.
564 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
565 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
566 Handle DW_OP_bit_piece.
567 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
568 construct_piece_list, adjust_piece_list): New functions.
569 (add_var_loc_to_decl): Handle SRA optimized variables.
570 Adjust for var_loc_note to loc field renaming.
571 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
572 in VAR_LOCATION note.
573 (new_loc_descr_op_bit_piece): New function.
574 (dw_sra_loc_expr): New function.
575 (dw_loc_list): Use it. Don't handle the last range after the
576 loop, handle it inside of the loop. Adjust for var_loc_note
577 to loc field renaming.
578 (add_location_or_const_value_attribute): Only special case
579 single entry loc lists if loc is NOTE_P. Adjust for
580 var_loc_note to loc field renaming.
581 (dwarf2out_var_location): Don't set newloc->var_loc_note
582 and newloc->next here.
584 2010-05-12 Jan Hubicka <jh@suse.cz>
586 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
588 * cgraph.h (cgraph_only_called_directly_p,
589 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
590 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
591 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
593 * ipa.c (cgraph_remove_unreachable_nodes): Use
594 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
596 * tree-inline.c (copy_bb): Check address_taken flag.
597 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
598 externally_visible flag.
600 2010-05-12 Jason Merrill <jason@redhat.com>
604 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
605 * sdbout.c (plain_type_1): Likewise.
606 * dwarf2out.c (is_base_type): Likewise.
607 (gen_type_die_with_usage): Likewise. Generate
608 DW_TAG_unspecified_type for any LANG_TYPE.
610 2010-05-12 Jan Hubicka <jh@suse.cz>
612 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
614 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
615 (cgraph_clone_edge): Update.
616 (cgraph_node_remove_callees): Remove indirect calls too.
617 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
618 (cgraph_create_indirect_edge): Update prototype.
619 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
620 is_proper_for_analysis.
621 (add_new_function, visited_nodes, function_insertion_hook_holder,
622 get_local_reference_vars_info, mark_address_taken, mark_address,
623 mark_load, mark_store, check_asm_memory_clobber, check_call,
624 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
625 (ipa_init): Do not initialize visited_nodes;
626 function_insertion_hook_holder.
627 (analyze_variable): Rewrite.
628 (analyze_function): Rewrite.
629 (copy_local_bitmap): Remove.
630 (duplicate_node_dat): Do not duplicate local info.
631 (generate_summary): Simplify to only walk cgraph.
632 (write_node_summary_p, ipa_reference_write_summary,
633 ipa_reference_read_summary): Remove.
634 (propagate): Do not remove function insertion;
636 (pass_ipa_reference): NULLify summary handling fields.
637 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
638 (input_edge): Input ecf_flags.
639 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
640 (update_indirect_edges_after_inlining): Ignore edges with unknown
643 2010-05-12 Sriraman Tallam <tmsriram@google.com>
645 * implicit-zee.c: New file.
646 * tree-pass.h (pass_implicit_zee): Declare.
647 * passes.c (init_optimization_passes): Add zee pass.
648 * common.opt (fzee): New flag.
649 * timevar.def (TV_ZEE): Define.
650 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
652 * Makefile.in (implicit-zee.o): Add new build file.
654 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
655 Nathan Froyd <froydnj@codesourcery.com>
657 * c-common.c (sync_resolve_params): Remove write-only variable.
659 2010-05-12 Anatoly Sokolov <aesok@post.ru>
661 * target.h (struct gcc_target): Add mode_dependent_address_p field.
662 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
663 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
664 * targhooks.c (default_mode_dependent_address_p): New function.
665 * targhooks.h (default_mode_dependent_address_p): Declare function.
666 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
667 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
668 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
669 target hook. Change return type to bool.
670 * recog.h: (mode_dependent_address_p): Change return type to bool.
672 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
673 Nathan Froyd <froydnj@codesourcery.com>
675 * tree-mudflap.c (build_function_type_0, build_function_type_1,
676 build_function_type_2, build_function_type_3): Remove.
677 (mudflap_init): Use build_function_type_list.
679 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
680 Nathan Froyd <froydnj@codesourcery.com>
682 * coverage.c (build_fn_info_value): Call build_constructor instead of
683 build_constructor_from_list.
684 (build_ctr_info_value): Likewise.
685 (build_gcov_info): Likewise.
687 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
689 * tree.c (build_constructor): Compute TREE_CONSTANT for the
690 resultant constructor.
691 (build_constructor_single): Don't set TREE_CONSTANT.
692 (build_constructor_from_list): Don't compute TREE_CONSTANT.
694 2010-05-12 Jan Hubicka <jh@suse.cz>
696 * cgraph.h (struct varpool_node): Add aux.
697 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
698 * varpool.c (varpool_remove_node): Do not remove initializer.
699 (varpool_reset_queue): Export.
700 (varpool_finalize_decl): Volatile vars are forced to be output.
701 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
703 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
704 process_references, varpool_can_remove_if_no_refs): New functions.
705 (cgraph_remove_unreachable_nodes): Handle variables too.
707 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
710 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
712 2010-05-12 Jakub Jelinek <jakub@redhat.com>
715 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
716 change value of ORT_TASK.
717 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
718 (omp_notice_threadprivate_variable): New function.
719 (omp_notice_variable): Call it for threadprivate variables.
720 If enclosing ctx is a task, print enclosing task rather than
721 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
722 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
723 if task has untied clause.
726 * dwarf2out.c (base_type_die): Don't add name attribute here.
727 (modified_type_die): Instead of sizetype use
728 its underlying original type. If a DW_TAG_base_type doesn't
729 have name added, add __unknown__.
730 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
731 always call force_type_die instead.
733 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
735 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
736 for __stack_chk_guard.
738 2010-05-11 Jakub Jelinek <jakub@redhat.com>
740 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
741 don't call start_source_file debug hook here...
742 (finish_options): ... but here, after outputting predefined and
743 command line defines and undefs.
746 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
748 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
749 optimizing away empty bb with no successors, move over its
750 footer chain to fallthru predecessor.
751 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
752 (rtl_split_edge): For asm goto call patch_jump_insn even if
753 splitting fallthru edge.
756 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
757 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
758 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
759 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
763 * c-parser.c (c_parser_expression): Mark LHS of a comma
764 expression as read if it is a decl, handled component or
765 COMPOUND_EXPR with that on the RHS.
766 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
767 if it is a decl or handled component.
769 2010-05-11 Jan Hubicka <jh@suse.cz>
771 * lto-symtab.c (lto_symtab_free): New function.
772 * lto-streamer.h (lto_symtab_free): Declare.
774 2010-05-11 Jan Hubicka <jh@suse.cz>
776 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
777 that if function is needed it is reachable.
778 (lto_output_node): See if it the function is reachable or referenced.
779 (output_cgraph): Update call of lto_output_node.
780 * lto-streamer.h (reachable_from_other_partition_p): Declare.
782 2010-05-11 Jan Hubicka <jh@suse.cz>
784 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
787 2010-05-11 Jan Hubicka <jh@suse.cz>
789 PR tree-optimize/44063
790 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
792 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
794 (estimate_function_body_sizes): Compute sizes even when disregarding.
796 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
798 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
800 2010-05-11 Jan Hubicka <jh@suse.cz>
802 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
805 2010-05-11 Jan Hubicka <jh@suse.cz>
807 * matrix-reorg.c (matrix_reorg): Rebuild edges.
809 2010-05-11 Jan Hubicka <jh@suse.cz>
811 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
812 lto_streamer_cache_delete): Put nodes into heap.
813 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
816 2010-05-11 Jan Hubicka <jh@suse.cz>
818 * cgraphbuild.c (cgraph_rebuild_references): New.
819 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
821 * cgraph.h (cgraph_rebuild_references): Declare.
822 * tree-inline.c (tree_function_versioning): Use it.
823 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
825 2010-05-11 Jan Hubicka <jh@suse.cz>
827 * cgraph.c: Include ipa-utils.h
828 (cgraph_create_virtual_clone): Update references.
829 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
831 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
833 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
834 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
837 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
839 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
841 2010-05-11 Jakub Jelinek <jakub@redhat.com>
843 * gcc.c (execute): For -### don't quote arguments that
844 contain just alphanumerics and _/-. characters.
845 * doc/invoke.texi: Document that change for -###.
848 * df-problems.c (struct dead_debug): Add to_rescan field.
849 (dead_debug_init): Clear to_rescan field.
850 (dead_debug_finish): Rescan all debug insns in to_rescan
851 bitmap and free the bitmap.
852 (dead_debug_insert_before): Instead of rescanning debug insns
853 immediately queue their rescanning until dead_debug_finish.
854 (df_note_bb_compute): After dead_debug_add do continue instead
857 2010-05-10 Jakub Jelinek <jakub@redhat.com>
860 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
861 clear also INSN_REG_USE_LIST.
863 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
865 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
867 2010-05-10 Jan Hubicka <jh@suse.cz>
869 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
872 2010-05-10 Jan Hubicka <jh@suse.cz>
874 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
876 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
877 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
878 (lto_streamer_cache_create): Init alloc pool.
879 (lto_streamer_cache_delete): Free alloc pool.
880 * lto-streamer.h: Include alloc pool.
881 (lto_streamer_cache_d): Use alloc pool.
882 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
884 2010-05-10 Jan Hubicka <jh@suse.cz>
886 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
887 * cgraphbuild.c: Include except.h
888 (record_type_list, record_eh_tables): New function.
889 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
891 2010-05-10 Jan Hubicka <jh@suse.cz>
893 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
894 __frame_dummy_init_array_entry, force_to_data): Attribute as used
897 2010-05-10 Michael Matz <matz@suse.de>
899 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
900 (can_reassociate_p): Use FLOAT_TYPE_P.
901 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
902 (vect_force_simple_reduction): ... this.
903 * tree-parloops.c (gather_scalar_reductions): Use
904 vect_force_simple_reduction.
905 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
906 vect_is_simple_reduction, add modify argument, if true rewrite
908 (vect_is_simple_reduction, vect_force_simple_reduction): New
910 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
912 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
913 Vladimir Makarov <vmakarov@redhat.com>
915 PR rtl-optimization/44012
916 * ira-build.c (remove_unnecessary_allocnos): Nullify
917 regno_allocno_map of the removed allocno.
919 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
921 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
923 * configure: Regenerate.
925 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
927 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
929 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
930 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
932 * configure: Regenerate.
934 2010-05-10 Richard Guenther <rguenther@suse.de>
936 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
937 marked if the entry identifier is marked.
939 2010-05-10 Richard Guenther <rguenther@suse.de>
941 * c-common.c (struct c_common_attributes): Add fnspec attribute.
942 (handle_fnspec_attribute): New function.
943 * gimple.h (gimple_call_return_flags): Declare.
944 (gimple_call_arg_flags): Likewise.
945 * gimple.c (gimple_call_arg_flags): New function.
946 (gimple_call_return_flags): Likewise.
947 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
949 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
951 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
952 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
954 (make_heapvar_for): ... this new function.
955 (handle_rhs_call): Handle fnspec attribute argument specifiers.
956 (handle_lhs_call): Likewise.
957 (find_func_aliases): Adjust.
959 2010-05-10 Richard Guenther <rguenther@suse.de>
961 PR tree-optimization/44050
962 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
964 2010-05-10 Wei Guozhi <carrot@google.com>
967 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
969 2010-05-09 Joseph Myers <joseph@codesourcery.com>
972 * c-typeck.c (lookup_field): Take a type directly. Update
974 (build_component_ref): Update call to lookup_field.
975 (set_init_label): Use lookup_field to find initialized field.
976 Handle returned list of fields like a sequence of designators.
978 2010-05-09 Richard Guenther <rguenther@suse.de>
981 * fold-const.c (tree_single_nonzero_warnv_p): Properly
982 handle &FUNCTION_DECL.
984 2010-05-09 Joseph Myers <joseph@codesourcery.com>
987 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
988 structures and unions recursively.
989 (detect_field_duplicates): Move duplicate detection with a hash to
990 detect_field_duplicates_hash. Always use a hash if anonymous
991 structures or unions are present.
992 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
995 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
998 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
999 detect Atom, Core 2 and Core i7.
1001 2010-05-09 Richard Guenther <rguenther@suse.de>
1003 * gcc.c (store_arg): Handle temporary file deletion for
1006 2010-05-09 Richard Guenther <rguenther@suse.de>
1009 * ipa-inline.c (estimate_function_body_sizes): Return after
1010 disregarding inline limits.
1012 2010-05-09 Richard Guenther <rguenther@suse.de>
1014 * gcc.c (store_arg): Revert last change.
1016 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1019 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1020 (optimize_ops_list): Call it.
1022 2010-05-08 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/44030
1025 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1026 NECESSARY flag if we propagate from a inserted expression.
1028 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1030 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1031 domain types as equal if they are both PLACEHOLDER_EXPRs.
1033 2010-05-08 Richard Guenther <rguenther@suse.de>
1035 * lto-wrapper.c (run_gcc): Remove linker output from
1036 command line for LTRANS invocation.
1038 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1040 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1041 lto-macho as lto_binary_reader.
1042 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1043 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1044 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1045 in lto_start and lto_end calls.
1046 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1048 (scan_prog_file): Update is_elf_or_coff call.
1049 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1051 * collect2.c (main): Fix enum comparison.
1053 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1055 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1056 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1057 and TARGET_ASM_LTO_END.
1058 * darwin.c: Include obstack.h and lto-streamer.h.
1059 (lto_section_names_offset, lto_section_names_obstack,
1060 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1062 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1063 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1064 to a temporary file.
1065 (darwin_asm_lto_end): New function. Restore asm_out_file.
1066 (darwin_asm_named_section): For LTO sections, replace the name with
1067 the offset of the section name in a string table, and build this
1069 (darwin_file_start): Initialize global vars for LTO support.
1070 (darwin_file_end): If output to asm_out_file was redirected, append it
1071 to the proper asm_out_file here. Add the section names section.
1073 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1075 * c-pragma.c (pending_weak_d, pending_weak): New.
1076 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1077 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1078 handle_pragma_weak): Update the uses of pending_weaks.
1080 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1082 PR documentation/44016
1083 * doc/standards.texi (Standards): Link to unversioned
1084 cxx0x_status.html page.
1086 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1089 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1090 in addition to TREE_USED, to avoid "set but unused" warnings.
1092 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1094 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1095 (is_loop_prefetching_profitable): Do not insert prefetches
1096 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1097 times the prefetch ahead distance.
1099 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1101 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1102 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1103 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1106 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1108 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1109 a diagnostic info when the insn-to-mem ratio is too small.
1111 2010-05-07 Richard Guenther <rguenther@suse.de>
1113 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1115 (store_arg): Queue temp_filename for deletion instead of
1118 2010-05-07 Richard Guenther <rguenther@suse.de>
1120 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1121 (run_gcc): Handle LTRANS phase invocation.
1122 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1124 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1126 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1127 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1129 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1131 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1133 2010-05-07 Richard Guenther <rguenther@suse.de>
1135 PR tree-optimization/44020
1136 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1137 code when PRE is not yet initialized.
1139 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1141 * config/mips/dbxmdebug.h: Remove.
1142 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1144 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1146 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1147 with null pointer and also warn about ordered comparison of zero with
1150 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1152 * graphite-blocking.c
1153 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1154 * graphite-clast-to-gimple.c
1155 (clast_to_gcc_expression): Same.
1156 (precision_for_value): Same.
1157 (precision_for_interval): Same.
1158 (gcc_type_for_interval): Same.
1159 (graphite_create_new_guard): Same.
1160 (compute_bounds_for_level): Same.
1161 (graphite_create_new_loop_guard): Same.
1162 * graphite-interchange.c
1163 (build_linearized_memory_access): Same.
1164 (pdr_stride_in_loop): Same.
1165 (memory_strides_in_loop_1): Same.
1166 (memory_strides_in_loop): Same.
1167 (extend_scattering): Same.
1168 (psct_scattering_dim_for_loop_depth): Same.
1169 (pbb_number_of_iterations): Same.
1171 (debug_iteration_domains): Same.
1173 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1174 (ppl_set_inhomogeneous_gmp): Same.
1175 (ppl_strip_loop): Same.
1176 (ppl_lexico_compare_linear_expressions): Same.
1177 (ppl_read_polyhedron_matrix): Same.
1178 (ppl_max_for_le_pointset): Same.
1180 (ppl_read_polyhedron_matrix): Same.
1181 (tree_int_to_gmp): Same.
1182 (gmp_cst_to_tree): Same.
1183 (ppl_set_inhomogeneous): Same.
1184 (ppl_set_inhomogeneous_tree): Same.
1185 (ppl_set_coef): Same.
1186 (ppl_set_coef_tree): Same.
1187 * graphite-sese-to-poly.c
1188 (build_pbb_scattering_polyhedrons): Same.
1189 (build_scop_scattering): Same.
1190 (scan_tree_for_params_right_scev): Same.
1191 (scan_tree_for_params): Same.
1192 (find_params_in_bb): Same.
1193 (find_scop_parameters): Same.
1194 (add_upper_bounds_from_estimated_nit): Same.
1195 (build_loop_iteration_domains): Same.
1196 (add_condition_to_domain): Same.
1197 (pdr_add_memory_accesses): Same.
1199 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1201 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1202 CLooG's value_* macros to their respective mpz_* counterparts.
1203 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1204 (graphite_create_new_loop_guard): Same.
1205 * graphite-interchange.c (build_linearized_memory_access): Same.
1206 (pdr_stride_in_loop): Same.
1207 (memory_strides_in_loop_1): Same.
1208 (1st_interchange_profitable_p): Same.
1209 * graphite-poly.c (extend_scattering): Same.
1210 (psct_scattering_dim_for_loop_depth): Same.
1211 (pbb_number_of_iterations): Same.
1212 (pbb_number_of_iterations_at_time): Same.
1213 * graphite-poly.h (new_1st_loop): Same.
1214 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1215 (oppose_constraint): Same.
1216 (insert_constraint_into_matrix): Same.
1217 (ppl_set_inhomogeneous_gmp): Same.
1218 (ppl_set_coef_gmp): Same.
1219 (ppl_strip_loop): Same.
1220 (ppl_lexico_compare_linear_expressions): Same.
1221 (ppl_max_for_le_pointset): Same.
1222 (ppl_min_for_le_pointset): Same.
1223 (ppl_build_realtion): Same.
1224 * graphite-ppl.h (gmp_cst_to_tree): Same.
1225 (ppl_set_inhomogeneous): Same.
1226 (ppl_set_inhomogeneous_tree): Same.
1227 (ppl_set_coef): Same.
1228 (ppl_set_coef_tree): Same.
1229 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1230 (build_scop_scattering): Same.
1231 (add_value_to_dim): Same.
1232 (scan_tree_for_params_right_scev): Same.
1233 (scan_tree_for_params_int): Same.
1234 (scan_tree_for_params): Same.
1235 (find_params_in_bb): Same.
1236 (find_scop_parameters): Same.
1237 (add_upper_bounds_from_estimated_nit): Same.
1238 (build_loop_iteration_domains): Same.
1239 (create_linear_expr_from_tree): Same.
1240 (add_condition_to_domain): Same.
1241 (pdr_add_memory_accesses): Same.
1243 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1244 Jason Merrill <jason@redhat.com>
1246 * c-common.c (c_common_reswords): Add nullptr.
1247 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1248 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1249 (gen_type_die_with_usage): Likewise.
1250 * dbxout.c (dbxout_type): Likewise.
1251 * sdbout.c (plain_type_1): Likewise.
1253 2010-05-06 Jason Merrill <jason@redhat.com>
1255 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1256 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1258 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1260 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1261 stripping WITH_SIZE_EXPR.
1262 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1265 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1267 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1268 list of obsolete configurations.
1269 Disabled check for obsolete configurations.
1270 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1271 Removed support for previous versions.
1272 * config/mips/iris.h: Removed.
1273 * config/mips/iris5.h: Removed.
1274 * config/mips/iris6.h: Merged old iris.h contents.
1275 (TARGET_IRIX): Removed.
1276 (DRIVER_SELF_SPECS): Removed mabi=32.
1277 (IDENT_ASM_OP): Removed undef.
1278 (STARTFILE_SPEC): Removed mabi=32.
1279 (ENDFILE_SPEC): Likewise.
1280 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1281 (MACHINE_TYPE): Update for IRIX 6.5.
1282 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1283 TARGET_IRIX by TARGET_IRIX6.
1284 (mips_file_start): Likewise.
1285 (mips_output_external): Remove IRIX 5/6 O32 support.
1286 (mips_output_function_prologue): Likewise.
1287 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1289 (TARGET_CPU_CPP_BUILTINS): Likewise.
1290 (TARGET_IRIX): Removed.
1291 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1292 (MULTILIB_DIRNAMES): Removed 32.
1293 (MULTILIB_OSDIRNAMES): Removed ../lib.
1294 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1295 (Specific, mips-sgi-irix5): Document removal.
1296 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1297 Remove references to older IRIX 6 releases and the O32 ABI.
1299 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1302 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1303 instead of DF_REF_REAL_REG.
1305 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1308 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1309 handling to still return true for x64 targets.
1311 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1313 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1315 2010-05-06 Jan Hubicka <jh@suse.cz>
1317 PR tree-optimization/43791
1318 * ipa-inline.c (update_caller_keys): Remove bogus
1319 disregard_inline_limits check.
1321 2010-05-06 Michael Matz <matz@suse.de>
1323 PR tree-optimization/43984
1324 * tree-ssa-pre.c (inserted_phi_names): Remove.
1325 (inserted_exprs): Change to bitmap.
1326 (create_expression_by_pieces): Set bits, don't append to vector.
1327 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1328 (eliminate): Don't look at inserted_phi_names, remove deleted
1329 insns from inserted_exprs.
1330 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1331 (init_pre, fini_pre): Allocate and free bitmaps.
1332 (execute_pre): Insert insns on edges before elimination.
1334 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1336 * tree.c (initializer_zerop): Handle STRING_CST.
1338 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1341 * doc/invoke.texi (Wimplicit): Document as C only.
1342 * opts.c (common_handle_option): Add argument kind.
1343 (handle_option): Rename as read_cmdline_option. Factor out code to...
1344 (handle_option): ... here. New.
1345 (handle_options): Rename as read_cmdline_options.
1346 (decode_options): Update call.
1347 (set_option): Use option index instead of option pointer. Classify
1348 diagnostics correctly.
1349 (enable_warning_as_error): Call handle_option.
1350 * opts.h (set_option): Update declaration.
1351 (handle_option): Declare.
1352 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1353 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1354 * c-opts.c (set_Wimplicit): Delete.
1355 (c_family_lang_mask): New static constant.
1356 (c_common_handle_option): Add argument kind. Use handle_option
1357 instead of set_Wimplicit.
1358 (c_common_post_options): warn_implicit and warn_implicit_int
1359 are disabled by default.
1360 * c-common.c (warn_implicit): Do not define here.
1361 * c-common.h (warn_implicit): Do not declare here.
1362 (c_common_handle_option): Update declaration.
1363 * lto-opts.c (lto_reissue_options): Update call to set_option.
1365 2010-05-06 Richard Guenther <rguenther@suse.de>
1367 PR tree-optimization/43571
1368 * domwalk.c (walk_dominator_tree): Walk the dominator
1369 sons in more optimal order.
1371 2010-05-06 Richard Guenther <rguenther@suse.de>
1373 PR tree-optimization/43934
1374 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1375 (stmt_cost): Likewise.
1376 (extract_true_false_args_from_phi): New helper.
1377 (determine_max_movement): For PHI nodes verify we can hoist them
1378 and compute their cost.
1379 (determine_invariantness_stmt): Handle PHI nodes.
1380 (move_computations_stmt): Likewise. Hoist PHI nodes in
1381 if-converted form using COND_EXPRs.
1382 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1383 (tree_ssa_lim): Likewise.
1384 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1385 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1387 2010-05-06 Richard Guenther <rguenther@suse.de>
1389 PR tree-optimization/43987
1390 * tree-ssa-structalias.c (could_have_pointers): For possibly
1391 address-taken variables force pointers to be recorded.
1392 (create_variable_info_for_1): Likewise.
1393 (push_fields_onto_fieldstack): Pass in wheter all fields
1395 (find_func_aliases): Query types instead of vars whether
1396 they contain pointers where appropriate.
1398 2010-05-06 Jan Hubicka <jh@suse.cz>
1400 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1401 (record_reference, mark_address, mark_load, mark_store): Record
1403 (record_references_in_initializer): Update call of record_references.
1404 (rebuild_cgraph_edges): Remove all references before rebuiding.
1405 * cgraph.c (cgraph_create_node): Clear ref list.
1406 (cgraph_remove_node): Remove references.
1407 (dump_cgraph_node): Dump references.
1408 (cgraph_clone_node): Clone references.
1409 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1410 (struct cgraph_node, varpool_node): Add ref_lst.
1411 * ipa-ref.c: New file.
1412 * ipa-ref.h: New file.
1413 * ipa-ref-inline.h: New file.
1414 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1415 (referenced_from_other_partition_p): New function.
1416 (lto_output_varpool_node): Take set arugment; call
1417 referenced_from_other_partition.
1418 (lto_output_ref): New.
1419 (add_references): New.
1421 (output_cgraph): Compute boundary based on references; output refs.
1422 (output_varpool): Accept cgraph_node_set argument.
1425 (input_cgraph): Call input_refs.
1426 * lto-section-in.c (lto_section_name): Add refs.
1427 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1428 (ipa-ref.o): New file.
1429 * varpool.c (varpool_node): Clear ipa ref list.
1430 (varpool_remove_node): Remove references.
1431 (dump_varpool_node): Dump references.
1432 (varpool_assemble_decl): Only compile finalized ones.
1433 (varpool_extra_name_alias): Initialize ref list.
1434 * lto-streamer.c (lto-get_section_name): Add .refs section.
1435 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1436 (referenced_from_other_partition_p): Declared.
1438 2010-05-06 Ira Rosen <irar@il.ibm.com>
1440 PR tree-optimization/43901
1441 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1442 type is not NULL if it's transformation phase, and return
1443 FALSE if it's analysis.
1444 (vectorizable_conversion, vectorizable_operation,
1445 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1447 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1449 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1451 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1453 * config/mips/mips-protos.h
1454 (mips_small_register_classes_for_mode_p): Delete prototype.
1456 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1458 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1459 * config/arm/arm.c (multiple_operation_profitable_p,
1460 compute_offset_order): New static functions.
1461 (load_multiple_sequence, store_multiple_sequence): Use them.
1462 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1463 memory offsets, not register numbers.
1464 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1466 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1468 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1469 (get_pending_sizes, put_pending_size, put_pending_sizes):
1470 Update the uses of pending_sizes.
1471 * c-decl.c (store_parm_decls): Likewise.
1472 * c-tree.h (struct c_arg_info): Likewise.
1473 * tree.h: Update the prototype for get_pending_sizes and
1476 2010-05-05 Jason Merrill <jason@redhat.com>
1479 * c-common.c (handle_aligned_attribute): Respect
1480 ATTR_FLAG_TYPE_IN_PLACE.
1483 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1484 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1485 (TARGET_INITIALIZER): Use it.
1486 * c-common.c (attribute_takes_identifier_p): Call it.
1487 * c-common.h: Update prototype.
1488 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1489 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1491 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1494 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1495 DW_ID_down_case for Fortran compilation units.
1497 2010-05-05 Jan Hubicka <jh@suse.cz>
1499 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1502 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1504 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1505 a variable-sized RESULT_DECL.
1507 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1509 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1511 2010-05-05 Jason Merrill <jason@redhat.com>
1514 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1516 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1518 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1519 Jakub Jelinek <jakub@redhat.com>
1522 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1523 (dead_debug_init, dead_debug_finish): New functions.
1524 (dead_debug_add, dead_debug_insert_before): Likewise.
1525 (df_note_bb_compute): Initialize a dead_debug object, add dead
1526 debug uses to it, insert debug bind insns before death insns,
1527 reset debug insns that refer to pending uses at the end.
1528 * rtl.h (make_debug_expr_from_rtl): New prototype.
1529 * varasm.c (make_debug_expr_from_rtl): New function.
1531 2010-05-05 Jan Hubicka <jh@suse.cz>
1533 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1534 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1535 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1536 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1537 lto_varpool_encoder_encode_initializer_p,
1538 lto_set_varpool_encoder_encode_initializer): New functions.
1539 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1540 call output_varpool.
1541 (input_varpool_node): Do not always set analyzed.
1542 (input_cgraph_1): Return vector of cgraph nodes.
1543 (input_varpool_1): Return vector of varpools.
1544 (input_cgraph): Free the vectors.
1545 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1546 output only initializers needed.
1547 (lto_output): Only call output_cgraph.
1548 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1549 * lto-section-out.c (lto_new_out_decl_state): Initialize
1550 state->varpool_node_encoder.
1551 * lto-streamer.h (lto_varpool_encoder_d): New.
1552 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1553 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1554 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1555 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1556 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1558 (output_varpool, input_varpool): Remove declarations.
1560 2010-05-05 Jan Hubicka <jh@suse.cz>
1562 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1563 with body can prevail.
1565 2010-05-05 Jan Hubicka <jh@suse.cz>
1567 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1570 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1572 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1574 * gengtype.h (erro_at_line): Constify pos argument.
1576 * gengtype.c: Include hashtab.h.
1577 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1578 (error_at_line): Constify pos argument.
1579 (do_typedef): Initialize p->opt field.
1580 (get_file_gtfilename): Fix comment typo.
1581 (struct walk_type_data): Constify line field.
1582 (get_output_file_for_structure): New function.
1583 (write_local_func_for_structure): Constify orig_s argument.
1584 Use get_output_file_for_structure.
1585 (write_func_for_structure): Use get_output_file_for_structure.
1586 (INDENT): New define.
1587 (dump_pair, dump_type, dump_type_list, dump_typekind)
1588 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1589 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1591 (seen_types): New variable.
1592 (main): New variable do_dump. Process "-d" command line option.
1593 Call dump_everything if dump requested.
1595 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1597 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1598 in a temporary instead of invoking the macro multiple times.
1599 (track_expr_p): Likewise.
1601 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1603 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1605 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1606 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1607 conditions for printing notes.
1608 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1609 true, update documentation.
1610 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1612 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1615 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1618 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1621 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1622 (*sse_prologue_save_insn1): Likewise.
1623 (SSE prologue save splitter): Likewise.
1625 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1627 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1628 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1629 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1630 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1631 all decls. Call it on DECL_FIELD_OFFSET of fields.
1632 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1633 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1635 2010-05-04 Martin Jambor <mjambor@suse.cz>
1637 * tree-sra.c (build_access_from_expr_1): The first parameter type
1638 changed to simple tree.
1639 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1640 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1642 (build_accesses_from_assign): Removed all parameters except for a
1643 simple gimple statement. Now returns a simple bool.
1644 (scan_function): All non-analysis parts moved to separate functions
1645 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1646 parameters and updated both callers.
1647 (sra_modify_expr): Removed parameter data.
1648 (sra_modify_function_body): New function.
1649 (perform_intra_sra): Call sra_modify_function_body to modify the
1651 (replace_removed_params_ssa_names): Parameter data changed into
1653 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1654 changed the parameter dont_convert to convert with the opposite
1656 (sra_ipa_modify_assign): Parameter data changed into adjustments
1657 vector, return value changed to bool.
1658 (ipa_sra_modify_function_body): New function.
1659 (sra_ipa_reset_debug_stmts): Updated a comment.
1660 (modify_function): Use ipa_sra_modify_function_body to modify function
1663 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1666 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1667 (canon_true_dependence): Likewise.
1668 (write_dependence_p): Likewise.
1670 2010-05-04 Jan Hubicka <jh@suse.cz>
1672 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1673 * cgraphbuild.c: Include ipa-utils.h
1674 (record_reference_ctx): New struct.
1675 (record_reference): Simplify to work on initializers; not statements.
1676 (mark_address, mark_load, mark_store): New.
1677 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1679 (record_references_in_initializer): Update use of record_reference.
1680 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1683 2010-05-04 Jan Hubicka <jh@suse.cz>
1685 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1686 node will be removed anyway.
1687 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1688 relink aliases of node into prevailing node.
1689 * varpool.c (varpool_remove_node): Remove aliases properly;
1690 when removing node, remove all its aliases too; remove DECL_INITIAL
1691 of removed node; ggc_free the varpool node.
1693 2010-05-04 Richard Guenther <rguenther@suse.de>
1695 PR tree-optimization/43879
1696 * tree-ssa-structalias.c (alias_get_name): Use
1697 DECL_ASSEMBLER_NAME if available.
1698 (create_function_info_for): Return the varinfo node.
1699 (ipa_pta_execute): Associate same-body aliases and extra names
1700 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1702 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1704 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1706 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1709 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1710 only if HONOR_REG_ALLOC_ORDER is not defined.
1712 2010-05-04 Richard Guenther <rguenther@suse.de>
1714 PR tree-optimization/43949
1715 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1718 2010-04-26 Jason Merrill <jason@redhat.com>
1720 * c.opt (-fstrict-enums): New.
1721 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1723 2010-05-03 David Ung <davidu@mips.com>
1724 James E. Wilson <wilson@codesourcery.com>
1726 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1727 emit the trap instruction before the divide for TUNE_74K.
1729 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1731 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1732 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1733 based on the above, for new target hook.
1735 * hooks.c (hook_bool_mode_true): New generic hook.
1736 * hooks.h (hook_bool_mode_true): Add prototype.
1738 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1740 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1741 target hook, set to hook_bool_mode_false.
1742 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1743 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1744 with targetm.small_register_classes_for_mode_p.
1745 (find_reusable_reload): Likewise.
1746 (combine_reloads): Likewise.
1747 * reload1.c (reload_as_needed): Likewise.
1748 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1749 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1750 dead_or_predicable): Likewise.
1751 * regmove.c (optimize_reg_copy_1): Likewise.
1752 * calls.c (prepare_call_address): Likewise.
1753 (precompute_register_parameters): Likewise.
1755 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1757 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1758 implementation of the hook that considers all register classes
1759 small except for SH64.
1760 (sh_override_options): Use the new hook.
1761 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1764 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1766 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1767 implementation of the hook that considers all register classes
1769 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1772 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1774 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1775 implementation of the hook that considers all register classes
1777 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1780 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1782 * config/m32c/m32c.h: Likewise.
1783 * config/pdp11/pdp11.h: Likewise.
1784 * config/avr/avr.h: Likewise.
1785 * config/xtensa/xtensa.h: Likewise.
1786 * config/m68hc11/m68hc11.h: Likewise.
1787 * config/mn10300/mn10300.h: Likewise.
1788 * config/mcore/mcore.h: Likewise.
1789 * config/h8300/h8300.h: Likewise.
1790 * config/bfin/bfin.h: Likewise.
1792 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1793 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1795 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1797 * double-int.h (tree_to_double_int): Remove macro.
1798 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1799 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1800 (tree_to_double_int): New function.
1801 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1803 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1805 2010-05-03 Richard Guenther <rguenther@suse.de>
1807 PR tree-optimization/43971
1808 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1809 constraints in the !flag_delete_null_pointer_checks case.
1811 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1814 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1815 result mode matches original rtl mode.
1817 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1820 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1822 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1824 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1825 when processing flag options.
1827 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1829 * gcov-iov.c (main): Change format string placeholder
1830 from %#08x to 0x%08x.
1831 * genchecksum.c (dosum): Change format string placeholder
1832 from %#02x to 0x%02x.
1834 2010-05-02 Richard Guenther <rguenther@suse.de>
1836 PR tree-optimization/43879
1837 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1839 2010-05-02 Bruno Haible <bruno@clisp.org>
1841 * doc/extend.texi (Function Attributes): Fix a typo.
1843 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1846 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1847 placeholder from 0x%x to %#x.
1848 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1849 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1850 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1851 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1852 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1853 * config/i386/i386.c (ix86_target_string): Ditto.
1854 * config/i386/i386.c (output_pic_addr_const): Ditto.
1855 (print_operand): Ditto.
1857 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1859 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1860 placeholder from 0x%x to %#x.
1861 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1862 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1863 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1864 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1865 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1866 * optc-gen.awk: Ditto.
1867 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1868 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1869 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1870 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1872 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1874 * target.h (struct calls): Add function_value_regno_p field.
1875 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1876 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1877 * targhooks.c (default_function_value_regno_p): New function.
1878 * targhooks.h (default_function_value_regno_p): Declare function.
1879 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1880 * builtins.c. (apply_result_size): (Ditto.).
1881 * combine.c. (likely_spilled_retval_p): (Ditto.).
1882 * mode-switching.c. Include 'target.h'.
1883 (create_pre_exit): Use function_value_regno_p hook.
1884 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1885 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1886 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1888 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1889 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1890 (ix86_function_value_regno_p): Declare as static, change argument
1891 type to const unsigned int.
1892 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1894 2010-05-01 Richard Guenther <rguenther@suse.de>
1896 PR tree-optimization/43949
1897 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1899 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1901 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1903 * rtl.h (CONST_DOUBLE_P): Define.
1904 (rtx_to_double_int): Declare.
1905 * emit-rtl.c (rtx_to_double_int): New function.
1906 * dwarf2out.c (insert_double): New function.
1907 (loc_descriptor, add_const_value_attribute): Clean up, use
1908 rtx_to_double_int and insert_double functions.
1910 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1912 * doc/extend.texi (Inline): Add missing return keyword to examples.
1913 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1916 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1918 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1919 the variable part of the offset as well. Use highest_pow2_factor for
1920 all alignment checks.
1922 2010-04-30 Richard Guenther <rguenther@suse.de>
1924 PR tree-optimization/43879
1925 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1928 2010-04-30 Jan Hubicka <jh@suse.cz>
1930 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1932 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1934 2010-04-30 Jan Hubicka <jh@suse.cz>
1936 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1938 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1939 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1940 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1941 cgraph_node_set_needs_ltrans_p): Remove.
1943 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1945 * sdbout.c: Include vec.h, do not include varray.h.
1946 (deferred_global_decls, sdbout_global_decl,
1947 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1948 * toplev.c: Do not include varray.h.
1949 (dump_memory_report): Do not dump VARRAY statistics.
1950 * gengtype.c (open_base_file): Ignore varray.h.
1951 * Makefile.in: Update for abovementioned changes.
1952 Remove all traces of varray.c and varray.h.
1953 * varray.c: Remove file.
1954 * varray.h: Remove file.
1956 2010-04-30 Jan Hubicka <jh@suse.cz>
1958 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1961 2010-04-30 Jan Hubicka <jh@suse.cz>
1963 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1966 2010-04-30 Richard Guenther <rguenther@suse.de>
1968 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1969 constraints for CONSTRUCTOR.
1971 2010-04-30 Richard Guenther <rguenther@suse.de>
1974 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1975 first after all lowering passes.
1977 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1979 * toplev.c: Include varray.h for statistics dumping.
1980 * tree.h: Do not declare varray_head_tag.
1981 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1982 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1983 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1984 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1985 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1986 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1987 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1988 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1990 * Makefile.in: Update for abovementioned changes.
1992 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1995 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1997 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1999 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2000 Use this function to do machine-specific conversion.
2001 (picochip_legitimize_reload_address): Likewise.
2002 (picochip_legitimate_address_p): Check valid base register only if
2004 (picochip_check_conditional_copy): Check for modw only if opnd is
2006 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2007 to call the function in c.
2008 * config/picochip/picochip-protos.h
2009 (picochip_legitimize_reload_address): Define.
2010 * config/picochip/picochip.md (supported_compare1): Define.
2012 2010-04-30 Jan Hubicka <jh@suse.cz>
2014 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2015 (cgraph_global_info): Remove inlined.
2016 (LTO_cgraph_tag_names): Remove.
2017 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2018 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2019 simplify cgraph tags and document.
2020 (lto_output_node): Use only LTO_cgraph_unavail_node and
2021 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2022 for_functions_valid, global info, process and output flags.
2023 (input_overwrite_node): Initialize estimated stack size and
2024 estimated growth. Do not read flags we no longer store.
2025 (input_node): Likewise do not read info no longer stored.
2026 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2029 2010-04-30 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/43879
2032 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2033 handle non-zero initializers.
2035 2010-04-30 Richard Guenther <rguenther@suse.de>
2037 * builtins.c (fold_builtin_1): Delete free (0).
2039 2010-04-29 Jan Hubicka <jh@suse.cz>
2041 * gengtype.c (open_base_files): Add lto-streamer.h
2042 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2043 (pass_ipa_cp): GGC collect.
2044 * toplev. (compile_file): Do not output symbols.
2045 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2046 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2047 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2048 * lto-section-in.c: Include ggc.h
2049 (lto_new_in_decl_state): Alloc in GGC.
2050 (lto_delete_in_decl_state): Likewise.
2051 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2054 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2057 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2058 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2059 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2060 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2061 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2062 account only if HONOR_REG_ALLOC_ORDER is not defined.
2063 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2064 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2066 2010-04-29 Jon Grant <04@jguk.org>
2068 * collect2.c (vflag): Change type from int to bool.
2070 (helpflag): New global bool.
2071 (main): Set vflag and debug with boolean, not integer truth values.
2072 Accept new "--help" option and output usage text if found.
2073 * collect2.h (vflag): Update prototype.
2076 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2079 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2081 2010-04-29 Richard Guenther <rguenther@suse.de>
2084 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2085 with ATTRIBUTE_UNUSED.
2087 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2090 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2091 INSN_P with NONDEBUG_INSN_P.
2092 (distance_non_agu_define): Likewise.
2093 (distance_agu_use): Likewise.
2095 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2097 From Dominique d'Humieres <dominiq@lps.ens.fr>
2099 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2102 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2104 * plugin.h (invoke_plugin_callbacks): New inline function.
2105 * plugin.c (flag_plugin_added): New global flag.
2106 (add_new_plugin): Initialize above flag.
2107 (invoke_plugin_callbacks): Rename to ...
2108 (invoke_plugin_callbacks_full): ... this.
2110 2010-04-28 Jan Hubicka <jh@suse.cz>
2112 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2113 (lto_varpool_replace_node): New.
2114 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2115 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2116 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2117 * cgraph.h (varpool_node_ptr): New type.
2118 (varpool_node_ptr): New vector.
2119 (varpool_node_set_def): New structure.
2120 (varpool_node_set): New type.
2121 (varpool_node_set): New vector.
2122 (varpool_node_set_element_def): New structure.
2123 (varpool_node_set_element, const_varpool_node_set_element): New types.
2124 (varpool_node_set_iterator): New type.
2125 (varpool_node): Add prev pointers, add used_from_other_partition,
2127 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2128 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2129 varpool_get_node, varpool_remove_node): Declare.
2130 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2131 varpool_node_set_size): New inlines.
2132 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2133 * tree-pass.h (varpool_node_set_def): Forward declare.
2134 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2135 (ipa_write_optimization_summaries): Update prototype.
2136 * ipa-cp.c (ipcp_write_summary): Update.
2137 * ipa-reference.c (ipa_reference_write_summary): Update.
2138 * lto-cgraph.c (lto_output_varpool_node): New static function.
2139 (output_varpool): New function.
2140 (input_varpool_node): New static function.
2141 (input_varpool_1): New function.
2142 (input_cgraph): Input varpool.
2143 * ipa-pure-const.c (pure_const_write_summary): Update.
2144 * lto-streamer-out.c (lto_output): Update, output varpool too.
2145 (write_global_stream): Kill WPA hack.
2146 (produce_asm_for_decls): Update.
2147 (output_alias_pair_p): Handle variables.
2148 (output_unreferenced_globals): Output only needed partition of varpool.
2149 * ipa-inline.c (inline_write_summary): Update.
2150 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2152 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2153 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2154 varpool_node_set_new, varpool_node_set_add,
2155 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2156 debug_varpool_node_set): New functions.
2157 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2158 (execute_one_pass): Process new decls too.
2159 (ipa_write_summaries_2): Pass around vsets.
2160 (ipa_write_summaries_1): Likewise.
2161 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2163 (ipa_write_optimization_summaries_1): Pass around vsets.
2164 (ipa_write_optimization_summaries): Likewise.
2165 * varpool.c (varpool_get_node): New.
2166 (varpool_node): Update doubly linked lists.
2167 (varpool_remove_node): New.
2168 (dump_varpool_node): More dumping.
2169 (varpool_enqueue_needed_node): Update doubly linked lists.
2170 (decide_is_variable_needed): Kill ltrans hack.
2171 (varpool_finalize_decl): Kill lto hack.
2172 (varpool_assemble_decl): Skip decls in other partitions.
2173 (varpool_assemble_pending_decls): Update doubly linkes lists.
2174 (varpool_empty_needed_queue): Likewise.
2175 (varpool_extra_name_alias): Likewise.
2176 * lto-streamer.c (lto_get_section_name): Add vars section.
2177 * lto-streamer.h (lto_section_type): Update.
2178 (output_varpool, input_varpool): Declare.
2180 2010-04-28 Mike Stump <mikestump@comcast.net>
2182 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2184 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2186 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2187 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2188 (lto_input_ts_type_tree_pointers): Likewise.
2189 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2190 (lto_output_ts_type_tree_pointers): Likewise.
2192 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2194 Uniquization of constants at the Tree level
2195 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2196 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2198 (tree_output_constant_def): Declare.
2199 * gimplify.c (gimplify_init_constructor): When using block copy, first
2200 uniquize the constant constructor on the RHS.
2201 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2202 DECL_IN_CONSTANT_POOL flag.
2203 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2204 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2206 (assemble_variable): Deal with symbols belonging to the tree constant
2208 (get_constant_section): Add ALIGN parameter and simplify.
2209 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2210 (assemble_constant_contents): Use the expression of the VAR_DECL.
2211 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2212 (tree_output_constant_def): New global function.
2213 (mark_constant): Use the expression of the VAR_DECL.
2214 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2216 (output_object_block): Likewise and assemble the expression.
2218 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2220 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2221 hash_tree, eq_tree): New tree hash table.
2222 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2223 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2224 lto_orig_address_remove): Reimplement.
2226 2010-04-28 Xinliang David Li <davidxl@google.com>
2229 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2230 (compute_uninit_opnds_pos): New function.
2231 (is_non_loop_exit_postdominating): New function.
2232 (compute_control_dep_chain): New function.
2233 (find_pdom): New function.
2234 (convert_control_dep_chain_into_preds): New function.
2235 (find_predicates): New function.
2236 (find_control_equiv_block): New function.
2237 (collect_phi_def_edges): New function.
2238 (find_def_preds): New function.
2239 (find_dom): New function.
2240 (dump_predicates): New function.
2241 (get_cmp_code): New function.
2242 (is_value_included_in): New function.
2243 (find_matching_predicate_in_rest_chains): New function.
2244 (use_pred_not_overlap_with_undef_path_pred): New function.
2245 (is_use_properly_guarded): New function.
2246 (normalize_cond_1): New function.
2247 (is_and_or_or): New function.
2248 (normalize_cond): New function.
2249 (is_gcond_subset_of): New function.
2250 (is_subset_of_any): New function.
2251 (is_or_set_subset_of): New function.
2252 (is_and_set_subset_of): New function.
2253 (is_norm_cond_subset_of): New function.
2254 (is_pred_expr_subset_of): New function.
2255 (is_pred_chain_subset_of): New function.
2256 (is_included_in): New function.
2257 (is_superset_of): New function.
2258 (find_uninit_use): New function.
2259 (warn_uninitialized_phi): New function.
2260 (compute_possibly_undefined_names): New function.
2261 (ssa_undefined_value_p): New function.
2262 (execute_late_warn_uninitialized): New function.
2263 * tree-ssa.c (ssa_undefined_value_p): Removed.
2264 (warn_uninit): Changed to extern.
2265 (warn_uninitialized_phi): Removed.
2266 (warn_uninitialized_vars): Changed to extern.
2267 (execute_late_warn_uninitialized): Removed
2268 * tree-flow.h: Add new prototypes.
2269 * timevar.def: Add new time variable.
2270 * Makefile.in: Add new build file.
2272 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2274 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2277 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2280 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2282 2010-04-28 Martin Jambor <mjambor@suse.cz>
2284 * cgraph.h (struct cgraph_node): New field indirect_calls.
2285 (struct cgraph_indirect_call_info): New type.
2286 (struct cgraph_edge): Removed field indirect_call. New fields
2287 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2288 (cgraph_create_indirect_edge): Declare.
2289 (cgraph_make_edge_direct): Likewise.
2290 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2291 * ipa-prop.h (struct ipa_param_call_note): Removed.
2292 (struct ipa_node_params): Removed field param_calls.
2293 (ipa_create_all_structures_for_iinln): Declare.
2294 * cgraph.c: Described indirect edges and uids in initial comment.
2295 (cgraph_add_edge_to_call_site_hash): New function.
2296 (cgraph_edge): Search also among the indirect edges, use
2297 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2298 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2299 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2301 (initialize_inline_failed): Assign a reason to indirect edges.
2302 (cgraph_create_edge_1): New function.
2303 (cgraph_create_edge): Moved some functionality to
2304 cgraph_create_edge_1.
2305 (cgraph_create_indirect_edge): New function.
2306 (cgraph_edge_remove_callee): Add an assert checking for
2308 (cgraph_edge_remove_caller): Special-case indirect edges.
2309 (cgraph_remove_edge): Likewise.
2310 (cgraph_set_edge_callee): New function.
2311 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2312 (cgraph_make_edge_direct): New function.
2313 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2314 the declaration of the call statement matches.
2315 (cgraph_node_remove_callees): Special-case indirect edges.
2316 (cgraph_clone_edge): Likewise.
2317 (cgraph_clone_node): Clone also the indirect edges.
2318 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2319 indirect_call, dump count of indirect_calls edges.
2320 * ipa-prop.c (iinlining_processed_edges): New variable.
2321 (ipa_note_param_call): Create indirect edges instead of
2322 creating notes. New parameter node.
2323 (ipa_analyze_call_uses): New parameter node, pass it on to
2324 ipa_note_param_call.
2325 (ipa_analyze_stmt_uses): Likewise.
2326 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2327 (print_edge_addition_message): Work on edges rather than on notes.
2328 (update_call_notes_after_inlining): Likewise, renamed to
2329 update_indirect_edges_after_inlining.
2330 (ipa_create_all_structures_for_iinln): New function.
2331 (ipa_free_node_params_substructures): Do not free notes.
2332 (ipa_edge_duplication_hook): Propagate bits within
2333 iinlining_processed_edges bitmap.
2334 (ipa_node_duplication_hook): Do not duplicate notes.
2335 (free_all_ipa_structures_after_ipa_cp): Renamed to
2336 ipa_free_all_structures_after_ipa_cp.
2337 (free_all_ipa_structures_after_iinln): Renamed to
2338 ipa_free_all_structures_after_iinln.
2339 (ipa_write_param_call_note): Removed.
2340 (ipa_read_param_call_note): Removed.
2341 (ipa_write_indirect_edge_info): New function.
2342 (ipa_read_indirect_edge_info): Likewise.
2343 (ipa_write_node_info): Do not stream notes, do stream information
2345 (ipa_read_node_info): Likewise.
2346 (lto_ipa_fixup_call_notes): Removed.
2347 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2348 * ipa-inline.c (pass_ipa_inline): Likewise.
2349 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2350 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2351 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2353 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2355 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2356 (output_cgraph): Stream also indirect edges.
2357 (lto_output_edge): Added capability to stream indirect edges.
2358 (input_edge): Likewise.
2359 (input_cgraph_1): Likewise.
2360 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2363 2010-04-28 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/43879
2366 PR tree-optimization/43909
2367 * tree-ssa-structalias.c (struct variable_info): Add
2368 only_restrict_pointers flag.
2369 (new_var_info): Initialize it. Increment stats.total_vars here.
2370 (create_function_info_for): Do not increment stats.total_vars here.
2371 (get_function_part_constraint): Fix build with C++.
2372 (insert_into_field_list): Remove.
2373 (push_fields_onto_fieldstack): Properly merge fields.
2374 (create_variable_info_for): Split and simplify.
2375 (create_variable_info_for_1): New piece.
2376 (intra_create_variable_infos): Properly make restrict constraints
2379 2010-04-28 Richard Guenther <rguenther@suse.de>
2382 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2384 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2385 Jan Hubicka <hubicka@ucw.cz>
2387 * doc/invoke.texi (-Wsuggest-attribute=const,
2388 -Wsuggest-attribute=pure): Document.
2389 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2390 (function_always_visible_to_compiler_p,
2391 suggest_attribute, warn_function_pure, warn_function_const):
2393 (check_call): Improve debug info.
2394 (analyze_function): Do not check availability.
2395 (add_new_function): Check availability.
2396 (propagate): Output warnings.
2397 (skip_function_for_local_pure_const): New function.
2398 (local_pure_const): Use it; output warnings.
2399 * common.opt (Wsuggest-attribute=const,
2400 Wsuggest-attribute=pure): New.
2402 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2404 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2405 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2406 or DW_CFA_def_cfa_offset{,_sf}.
2408 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2410 * tree.h: Fix truncated long macros.
2412 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2414 * collect2.c (TARGET_64BIT): Redefine to target's default.
2415 * tlink.c: Likewise.
2416 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2417 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2418 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2419 for underscoring __USER_LABEL_PREFIX__.
2420 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2421 (SUB_LINK_ENTRY32): New.
2422 (SUB_LINK_ENTRY64): New.
2423 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2424 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2425 (SUB_LINK_ENTRY64): New.
2426 (SUB_LINK_ENTRY): New.
2427 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2428 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2429 x64 target is choosen.
2430 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2431 * configure: Regenerated.
2432 * configure.ac (leading-mingw64-underscores): Option added.
2434 2010-04-27 Jan Hubicka <jh@suse.cz>
2436 * doc/invoke.texi (-fipa-profile): Document.
2437 * opts.c (decode_options): Enable ipa-profile at -O1.
2438 * timevar.def (TV_IPA_PROFILE): Define.
2439 * common.opt (fipa-profile): Add.
2440 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2442 (cgraph_propagate_frequency): Handle only local ones.
2443 * tree-pass.h (pass_ipa_profile): Declare.
2444 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2445 (pass_ipa_profile): Use TV_IPA_PROFILE.
2446 * ipa.c (ipa_profile): New function.
2447 (gate_ipa_profile): Likewise.
2448 (pass_ipa_profile): New global variable.
2449 * passes.c (pass_ipa_profile): New.
2451 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2453 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2455 2010-04-27 Martin Jambor <mjambor@suse.cz>
2458 * ipa.c (dissolve_same_comdat_group_list): New function.
2459 (function_and_variable_visibility): Call
2460 dissolve_same_comdat_group_list when comdat group contains external or
2462 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2463 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2465 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2467 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2468 (const_hash_1) <VECTOR_CST>: New case.
2469 (compare_constant) <VECTOR_CST>: Likewise.
2470 <ADDR_EXPR>: Deal with LABEL_REFs.
2471 (copy_constant) <VECTOR_CST>: New case.
2473 2010-04-27 Jan Hubicka <jh@suse.cz>
2475 * cgraph.c (cgraph_propagate_frequency): New function.
2476 * cgraph.h (cgraph_propagate_frequency): Declare.
2477 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2478 cgraph_propagate_frequency.
2480 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2482 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2484 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2487 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2488 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2489 here to determine which regs to push and how much stack to reserve.
2491 2010-04-27 Jie Zhang <jie@codesourcery.com>
2493 * doc/gimple.texi (gimple_statement_with_ops): Remove
2494 addresses_taken field.
2495 (gimple_statement_with_memory_ops): Likewise.
2497 2010-04-27 Jan Hubicka <jh@suse.cz>
2499 * tree-inline.c (eni_inlining_weights): Remove.
2500 (estimate_num_insns): Special case more builtins.
2502 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2505 * c-typeck.c (build_binary_op): Move forward check for comparison
2506 pointer with null pointer constant and adjust the diagnostic message.
2508 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2511 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2512 binutils supports extended .section directive needed by LTO, or
2513 warn if older binutils found.
2514 (LTO_BINARY_READER): New AC_SUBST'd variable.
2515 (LTO_USE_LIBELF): Likewise.
2516 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2518 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2519 (LTO_USE_LIBELF): Likewise.
2520 * configure: Regenerate.
2522 * collect2.c (is_elf): Rename from this ...
2523 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2524 object files in addition to ELF-formatted ones.
2525 (scan_prog_file): Caller updated. Also allow for LTO info marker
2526 symbol to be prefixed or not by an extra underscore.
2528 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2529 * config/i386/winnt.c: Also #include lto-streamer.h
2530 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2532 (i386_pe_asm_output_aligned_decl_common): Add comment.
2533 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2535 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2538 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2539 Add missing earlyclobber for second alternative.
2541 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2543 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2544 bits for artificial defs at the top of the block.
2545 * fwprop.c (single_def_use_enter_block): Don't call it.
2547 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2550 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2551 instead of "$gcc_cv_objdump -T".
2552 Use "-undefined dynamic_lookup" on darwin.
2553 * gcc/configure: Regenerate.
2555 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2558 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2560 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2562 * c-parser.c (struct c_token): Move location field up.
2563 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2564 (struct c_declspecs): Convert typespec_word, storage_class, and
2565 default_int_p into bitfields.
2566 (struct c_declarator): Move loc field up.
2568 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2570 * cfgloop.h (struct loop): Move can_be_parallel field up.
2571 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2572 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2574 (struct iv_cand): Convert pos field into a bitfield.
2575 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2577 (struct _stmt_vec_info): Shuffle fields for better packing.
2579 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2581 * varasm.c (IN_NAMED_SECTION): Remove guard.
2582 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2583 (IN_NAMED_SECTION_P): ...this.
2584 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2585 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2587 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2589 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2590 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2591 of shadowing it. Fix comments.
2593 2010-04-26 Jan Hubicka <jh@suse.cz>
2595 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2596 (cgraph_clone_node): Copy function frequency.
2597 * cgraph.h (node_frequency): New enum
2598 (struct cgraph_node): Add.
2599 * final.c (rest_of_clean_state): Update.
2600 * lto-cgraph.c (lto_output_node): Output node frequency.
2601 (input_overwrite_node): Input node frequency.
2602 * tre-ssa-loop-ivopts (computation_cost): Update.
2603 * lto-streamer-out.c (output_function): Do not output function
2605 * predict.c (maybe_hot_frequency_p): Update and handle functions
2607 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2609 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2610 (compute_function_frequency): Set noreturn functions to be executed
2612 (choose_function_section): Update.
2613 * lto-streamer-in.c (input_function): Do not input function frequency.
2614 * function.c (allocate_struct_function): Do not initialize function
2616 * function.h (function_frequency): Remove.
2617 (struct function): Remove function frequency.
2618 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2619 (try_update): Update.
2620 * tree-inline.c (initialize_cfun): Do not update function frequency.
2621 * passes.c (pass_init_dump_file): Update.
2622 * i386.c (ix86_compute_frame_layout): Update.
2623 (ix86_pad_returns): Update.
2625 2010-04-26 Jie Zhang <jie@codesourcery.com>
2627 PR tree-optimization/43833
2628 * tree-vrp.c (range_int_cst_p): New.
2629 (range_int_cst_singleton_p): New.
2630 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2631 when both operands are constants. Use range_int_cst_p in
2634 2010-04-26 Jan Hubicka <jh@suse.cz>
2636 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2638 2010-04-26 Richard Guenther <rguenther@suse.de>
2641 * gimple.c (gimple_decl_printable_name): Deal gracefully
2642 with a NULL DECL_NAME.
2644 2010-04-26 Richard Guenther <rguenther@suse.de>
2647 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2648 if emitting debug information and it is either a function
2649 or a namespace decl.
2651 2010-04-26 Ira Rosen <irar@il.ibm.com>
2653 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2654 determine if the statement is vectorizable, and a macro to access it.
2655 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2656 Skip statements that can't be vectorized. If the analysis fails,
2657 mark the statement as unvectorizable if vectorizing basic block.
2658 (vect_compute_data_refs_alignment): Likewise.
2659 (vect_verify_datarefs_alignment): Skip statements marked as
2660 unvectorizable. Add print.
2661 (vect_analyze_group_access): Skip statements that can't be
2662 vectorized. If the analysis fails, mark the statement as
2663 unvectorizable if vectorizing basic block.
2664 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2665 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2666 generated stmts for SLP.
2667 (new_stmt_vec_info): Initialize the new field.
2668 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2669 statements marked as unvectorizable.
2671 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2673 * c-common.c (flag_isoc1x): New.
2674 (flag_isoc99): Update comment.
2675 * c-common.h (flag_isoc1x): New.
2676 (flag_isoc99): Update comment.
2677 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2678 __<type>_DECIMAL_DIG__.
2679 * c-opts.c (set_std_c1x): New.
2680 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2681 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2682 * c.opt (-std=c1x, -std=gnu1x): New options.
2683 * doc/cpp.texi: Mention -std=c1x.
2684 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2685 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2686 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2687 * doc/standards.texi: Mention C1X.
2688 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2689 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2690 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2693 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2695 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2696 placeholder from 0x%x to %#x.
2697 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2698 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2699 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2700 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2701 * config/i386/i386.c (ix86_target_string): Ditto.
2702 (output_pic_addr_const): Ditto.
2703 (print_operand): Ditto.
2705 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2707 * combine.c (find_split_point): Add third argument. Use it
2708 to find nested multiply-accumulate instructions. Adjust calls.
2709 (try_combine): Adjust call to find_split_point.
2711 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2713 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2715 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2717 PR tree-optimization/41442
2718 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2719 (fold_binary_loc): Call it.
2721 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2723 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2724 * opts.c (common_handle_option): Allow disabling it.
2725 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2727 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2729 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2730 between modes if both types are integral.
2732 2010-04-23 Richard Guenther <rguenther@suse.de>
2734 PR tree-optimization/43572
2735 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2737 2010-04-23 Richard Guenther <rguenther@suse.de>
2740 * tree-inline.c (tree_can_inline_p): Also check compatibility
2743 2010-04-23 Martin Jambor <mjambor@suse.cz>
2745 PR tree-optimization/43846
2746 * tree-sra.c (struct access): New flag grp_assignment_read.
2747 (build_accesses_from_assign): Set grp_assignment_read.
2748 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2749 (enum mark_read_status): New type.
2750 (analyze_access_subtree): Propagate grp_assignment_read, create
2751 accesses also if both direct_read and root->grp_assignment_read.
2753 2010-04-23 Martin Jambor <mjambor@suse.cz>
2756 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2757 function does not have type attributes.
2759 2010-04-23 Richard Guenther <rguenther@suse.de>
2762 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2765 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2767 * sese.h (create_if_region_on_edge): Remove.
2769 * sese.c (create_if_region_on_edge): Make static.
2771 * tree-inline.c: Do not include ggc.h.
2773 * expr.c: Do not include ggc.h.
2775 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2778 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2781 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2782 in the middle of insns for casesi_worker_2.
2784 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2786 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2788 2010-04-22 Ira Rosen <irar@il.ibm.com>
2790 PR tree-optimization/43842
2791 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2792 loop unrolling in update of exit phis. Fix comment.
2793 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2794 least two reduction statements in the loop before starting SLP
2797 2010-04-22 Nick Clifton <nickc@redhat.com>
2799 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2801 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2803 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2806 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2808 * tree-parloops.c (loop_parallel_p): New argument
2809 parloop_obstack. Pass it down.
2810 (parallelize_loops): New variable parloop_obstack. Initialize it,
2811 pass it down, free it.
2813 * tree-loop-linear.c (linear_transform_loops): Pass down
2816 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2817 of type struct obstack *.
2819 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2820 scratch_obstack. Initialize it, pass down, free it.
2822 * lambda.h (lambda_loop_new): Remove.
2823 (lambda_matrix_new, lambda_matrix_inverse)
2824 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2825 argument of type struct obstack *.
2827 * lambda-trans.c (lambda_trans_matrix_new): New argument
2828 lambda_obstack. Pass it down, use obstack allocation for ret.
2829 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2832 * lambda-mat.c (lambda_matrix_get_column)
2833 (lambda_matrix_project_to_null): Remove.
2834 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2836 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2839 * lambda-code.c (lambda_loop_new): New function.
2840 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2841 (lambda_compute_auxillary_space, lambda_compute_target_space)
2842 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2843 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2844 (build_access_matrix): New argument lambda_obstack. Use obstack
2846 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2847 argument lambda_obstack. Pass it down.
2849 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2851 * optabs.h (expand_widening_mult): Declare.
2853 2010-04-22 Richard Guenther <rguenther@suse.de>
2855 PR tree-optimization/43845
2856 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2857 lookup the CALL_EXPR function and arguments.
2859 2010-04-22 Nick Clifton <nickc@redhat.com>
2861 * config/stormy16/stormy16.c
2862 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2863 * config/stormy16/stormy16.h: Tidy up formatting.
2864 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2865 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2866 (ineqbranchsi): Delete pattern.
2867 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2868 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2869 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2870 stormy16-lib2-ucmpsi2.c.
2872 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2874 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2875 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2876 extra set merge_set_noclobber, and use it to relax the final test
2878 * df.h (df_simulate_find_noclobber_defs): Declare.
2879 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2881 (df_simulate_find_noclobber_defs): New function.
2883 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2885 * config/i386/i386.md: Use {} around multi-line preparation statements.
2887 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2889 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2890 (process_init_element): New argument of type struct obstack *.
2892 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2893 (set_init_index, set_init_label, set_nonincremental_init)
2894 (set_nonincremental_init_from_string, find_init_member)
2895 (output_init_element, output_pending_init_elements)
2896 (process_init_element): New argument braced_init_obstack. Pass it
2898 (push_range_stack, add_pending_init): New argument
2899 braced_init_obstack. Use obstack allocation.
2901 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2902 braced_init_obstack. Pass it down.
2903 (c_parser_braced_init): New variables ret, braced_init_obstack.
2904 Initialize obstack, pass it down and finally free it.
2906 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2909 * tree-pass.h (pass_optimize_widening_mul): Declare.
2910 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2911 gate_optimize_widening_mul): New static functions.
2912 (pass_optimize_widening_mul): New.
2913 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2914 <case MULT_EXPR>: Remove support for widening multiplies.
2915 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2916 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2917 simplify_gen_unary rather than directly building extensions.
2918 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2920 * expmed.c (expand_widening_mult): New function.
2921 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2923 2010-04-21 Jan Hubicka <jh@suse.cz>
2925 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2926 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2927 * lto-wpa-fixup.c: Remove.
2928 * Makefile.in (lto-wpa-fixup.o): Remove.
2929 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2930 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2931 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2933 2010-04-21 Jan Hubicka <jh@suse.cz>
2935 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2936 add write_optimization_summary, read_optimization_summary.
2937 (ipa_write_summaries_of_cgraph_node_set): Remove.
2938 (ipa_write_optimization_summaries): Declare.
2939 (ipa_read_optimization_summaries): Declare.
2940 * ipa-cp.c (pass_ipa_cp): Update.
2941 * ipa-reference.c (pass_ipa_reference): Update.
2942 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2943 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2945 * ipa-inline.c (pass_ipa_inline): Update.
2946 * ipa.c (pass_ipa_whole_program): Update.
2947 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2948 * passes.c (ipa_write_summaries_1): Do not test wpa.
2949 (ipa_write_optimization_summaries_1): New.
2950 (ipa_write_optimization_summaries): New.
2951 (ipa_read_summaries): Do not test ltrans.
2952 (ipa_read_optimization_summaries_1): New.
2953 (ipa_read_optimization_summaries): New.
2955 2010-04-21 Jan Hubicka <jh@suse.cz>
2957 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2959 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2961 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2964 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2965 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2967 2010-04-21 Jan Hubicka <jh@suse.cz>
2969 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2971 2010-04-21 Jan Hubicka <jh@suse.cz>
2973 * varpool.c (decide_is_variable_needed): Variable is always needed
2976 2010-04-21 Jan Hubicka <jh@suse.cz>
2978 * opts.c (decode_options): Enable pure-const pass for whopr.
2980 2010-04-21 Jan Hubicka <jh@suse.cz>
2982 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2983 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2985 (cgraph_decide_inlining): Do not expect callee to be removed in all
2988 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2990 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2992 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2994 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2995 amdfam10_decode attributes.
2997 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3000 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3001 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3002 (lower_copyprivate_clauses): Use private var in outer
3003 context instead of original var. Make sure the types
3004 are correct for VLAs.
3006 2010-04-21 Richard Guenther <rguenther@suse.de>
3008 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3009 to non-pointer objects.
3011 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3013 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3014 last chain entry if it starts with the still current label.
3015 (add_location_or_const_value_attribute): Check that
3016 loc_list->first->next is NULL instead of comparing ->first with ->last.
3017 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3018 to add_var_loc_to_decl.
3020 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3021 >= 4 add also address size and segment size fields into CIE header.
3023 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3024 long as address size is the same as sizeof (void *) and
3026 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3027 address size or segment size is unexpected, return DW_EH_PE_omit.
3028 (classify_object_over_fdes): If get_cie_encoding returned
3029 DW_EH_PE_omit, return -1.
3030 (init_object): If classify_object_over_fdes returned -1,
3031 pretend there were no FDEs at all.
3033 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3035 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3036 bswap{si,di}2 using SWI48 mode iterator.
3037 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3038 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3039 set modrm attribute of bswap insn to 0 and remove length attribute.
3040 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3041 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3042 set mode attribute to <MODE> and remove length attribute.
3044 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3046 PR rtl-optimization/43520
3047 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3048 zero available registers.
3050 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3052 * builtins.c (fold_builtin_cproj): Fold more cases.
3054 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3056 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3057 (fold_builtin_1): Fold builtin cproj.
3058 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3059 Use ATTR_CONST_NOTHROW_LIST.
3061 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3063 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3064 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3065 ffsi2_no_cmove for !TARGET_CMOVE.
3066 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3067 (ffssi2): Remove expander.
3068 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3070 (ctz<mode>2): Ditto from ctz{si,di}2.
3071 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3073 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3076 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3078 * dwarf2out.c (AT_linkage_name): Define.
3079 (clone_as_declaration): Handle DW_AT_linkage_name.
3080 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3081 of DW_AT_MIPS_linkage_name.
3082 (move_linkage_attr): Likewise.
3083 (dwarf2out_finish): Likewise.
3085 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3088 * fold-const.c (fold_comparison): New folding rule.
3090 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3092 * double-int.h (double_int_setbit): Declare.
3093 * double-int.c (double_int_setbit): New function.
3094 * rtl.h (immed_double_int_const): Declare.
3095 * emit-rtl.c (immed_double_int_const): New function.
3096 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3097 and immed_double_int_const functions.
3098 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3099 expand_copysign_bit): (Ditto.).
3100 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3101 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3102 * dojump.c (prefer_and_bit_test): (Ditto.).
3103 * expr.c (convert_modes, reduce_to_bit_field_precision,
3104 const_vector_from_tree): (Ditto.).
3105 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3107 2010-04-20 Jan Hubicka <jh@suse.cz>
3109 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3110 (dump_cgraph_node): Dump new flags.
3111 * cgraph.h (struct cgraph_node): Add flags
3112 reachable_from_other_partition and in_other_partition.
3113 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3114 other partition can not be removed.
3115 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3116 the other partition must be output; silence sanity checking on
3117 leaking functions bodies from other paritition.
3118 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3119 (lto_output_node): Output new flags; do not sanity check that inline
3120 clones are output; drop lto_forced_extern_inline_p code; do not mock
3121 visibility flags at partition boundaries.
3122 (add_node_to): New function.
3123 (output_cgraph): Use it to sort functions so masters appear before
3125 (input_overwrite_node): Input new flags.
3126 * passes.c (ipa_write_summaries): Do not call
3127 lto_new_extern_inline_states.
3128 * lto-section-out.c (forced_extern_inline,
3129 lto_new_extern_inline_states lto_delete_extern_inline_states,
3130 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3131 * lto-streamer.h (lto_new_extern_inline_states,
3132 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3133 lto_forced_extern_inline_p): Kill.
3135 2010-04-20 Richard Guenther <rguenther@suse.de>
3137 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3138 from vars that can have pointers.
3139 (process_constraint): Dump useless constraints.
3141 2010-04-20 Richard Guenther <rguenther@suse.de>
3143 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3144 (dump_sa_points_to_info): Remove asserts.
3145 (init_base_vars): nothing_id isn't an escape point nor does it
3148 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3150 * tree.h (TYPE_REF_IS_RVALUE): Define.
3151 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3152 should_move_die_to_comdat, prune_unused_types_walk): Handle
3153 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3154 (modified_type_die, gen_reference_type_die): Emit
3155 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3156 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3158 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3161 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3162 calls for -fpic -m31 if they have been sibcall optimized.
3164 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3166 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3167 ar.lc fixed and call-used.
3169 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3171 2010-04-19 Jan Hubicka <jh@suse.cz>
3173 * opts.c (decode_options): Disable whpr incompatible passes.
3174 * lto/lto.c (lto_1_to_1_map): Skip clones.
3175 (read_cgraph_and_symbols): Do not mark everything as needed.
3176 (do_whole_program_analysis): Do map only after optimizing;
3177 set proper cgraph_state; use passmanager.
3179 2010-04-19 DJ Delorie <dj@redhat.com>
3181 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3182 POINTER_PLUS_EXPR and fix them.
3184 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3186 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3187 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3188 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3189 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3190 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3191 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3192 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3193 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3194 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3195 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3196 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3198 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3200 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3201 (check_cond_move_block): Likewise.
3202 (cond_move_process_if_block): Likewise.
3203 (noce_find_if_block): Improve formatting.
3204 (find_if_header): Pass 0 to memset and tweak conditions.
3205 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3207 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3209 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3213 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3214 with non-local decl doesn't need chain.
3216 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3218 * ira-color.c (allocno_reload_assign): Avoid accumulating
3219 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3221 2010-04-19 Martin Jambor <mjambor@suse.cz>
3223 * gimple.h (create_tmp_reg): Declare.
3224 * gimplify.c (create_tmp_reg): New function.
3225 (gimplify_return_expr): Use create_tmp_reg.
3226 (gimplify_omp_atomic): Likewise.
3227 (gimple_regimplify_operands): Likewise.
3228 * tree-dfa.c (make_rename_temp): Likewise.
3229 * tree-predcom.c (predcom_tmp_var): Likewise.
3230 (reassociate_to_the_same_stmt): Likewise.
3231 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3232 (get_replaced_param_substitute): Likewise.
3233 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3234 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3235 * tree-ssa-pre.c (get_representative_for): Likewise.
3236 (create_expression_by_pieces): Likewise.
3237 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3238 (create_tailcall_accumulator): Likewise.
3240 2010-04-19 Martin Jambor <mjambor@suse.cz>
3242 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3244 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3246 2010-04-19 Richard Guenther <rguenther@suse.de>
3248 PR tree-optimization/43796
3249 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3250 from SCEV in the lattice.
3251 (vrp_visit_phi_node): Dump change.
3253 2010-04-19 Richard Guenther <rguenther@suse.de>
3255 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3256 * configure: Re-generated.
3258 2010-04-19 Richard Guenther <rguenther@suse.de>
3260 PR tree-optimization/43783
3261 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3262 constant ARRAY_REF operands two and three if possible.
3264 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3267 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3269 2010-04-19 Jie Zhang <jie@codesourcery.com>
3272 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3274 2010-04-19 Ira Rosen <irar@il.ibm.com>
3276 PR tree-optimization/37027
3277 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3278 and macro to access it.
3279 (vectorizable_reduction): Add argument.
3280 (vect_get_slp_defs): Likewise.
3281 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3282 statements for possible use in SLP.
3283 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3284 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3285 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3287 (vectorizable_reduction): Likewise.
3288 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3290 (vectorizable_type_demotion, vectorizable_type_promotion,
3291 vectorizable_store): Likewise.
3292 (vect_analyze_stmt): Update call to vectorizable_reduction.
3293 (vect_transform_stmt): Likewise.
3294 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3295 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3296 from different interleaving chains in same node.
3297 (vect_slp_rearrange_stmts): New function.
3298 (vect_supported_load_permutation_p): Allow load permutations for
3299 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3300 inside SLP nodes if necessary.
3301 (vect_analyze_slp_instance): Handle reductions.
3302 (vect_analyze_slp): Try to build SLP instances originating from groups
3304 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3305 (vect_get_constant_vectors): Create initial vectors for reductions
3306 according to reduction code. Add new argument.
3307 (vect_get_slp_defs): Add new argument, pass it to
3308 vect_get_constant_vectors.
3309 (vect_schedule_slp_instance): Remove SLP tree root statements.
3311 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3313 * tree.h (ENUM_IS_SCOPED): Define.
3314 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3315 for ENUM_IS_SCOPED enums.
3317 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3319 * fold-const.c (fold_comparison): Use ssizetype.
3320 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3321 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3322 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3323 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3325 * tree.h (initialize_sizetypes): Remove parameter.
3326 (build_common_tree_nodes): Remove second parameter.
3327 * stor-layout.c (initialize_sizetypes): Remove parameter.
3328 Always create an unsigned type.
3329 (set_sizetype): Assert that the passed type is unsigned and simplify.
3330 * tree.c (build_common_tree_nodes): Remove second parameter.
3331 Adjust call to initialize_sizetypes.
3332 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3333 build_common_tree_nodes.
3335 2010-04-18 Matthias Klose <doko@ubuntu.com>
3337 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3339 2010-04-18 Ira Rosen <irar@il.ibm.com>
3341 PR tree-optimization/43771
3342 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3343 load permutation doesn't have gaps.
3345 2010-04-18 Jan Hubicka <jh@suse.cz>
3347 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3348 (sse_prologue_save_insn expander): Use new pattern.
3349 (sse_prologue_save_insn1): New pattern and splitter.
3350 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3352 * i386.c (setup_incoming_varargs_64): Do not compute jump
3354 (ix86_gimplify_va_arg): Update alignment needed.
3355 (ix86_local_alignment): Do not align all local arrays to 128bit.
3357 2010-04-17 Jan Hubicka <jh@suse.cz>
3359 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3361 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3363 * arm.md (negdi2): Remove redundant code to force values into a
3366 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3368 * arm/bpabi.S: Add EABI alignment attributes to objects.
3369 * arm/bpabi-v6m.S: Likewise.
3370 * arm/crti.asm: Likewise.
3371 * arm/crtn.asm: Likewise.
3372 * arm/lib1funcs.asm: Likewise.
3373 * arm/libunwind.S: Likewise.
3375 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3377 * arm-protos.h (tune_params): New structure.
3378 * arm.c (current_tune): New variable.
3379 (arm_constant_limit): Delete.
3380 (struct processors): Add pointer to the tune parameters.
3381 (arm_slowmul_tune): New tuning option.
3382 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3383 (all_cores): Adjust to pick up the tuning model.
3384 (arm_constant_limit): New function.
3385 (arm_override_options): Select the appropriate tuning model. Delete
3386 initialization of arm_const_limit.
3387 (arm_split_constant): Use the new constant-limit model.
3388 (arm_rtx_costs): Pick up the current tuning model.
3389 * arm.md (is_strongarm, is_xscale): Delete.
3390 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3391 for Xscale variant architectures.
3392 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3394 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3396 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3398 (arm_rtx_costs_1): Remove unused variable extra_cost.
3399 (arm_unwind_emit_set): Use variable offset.
3400 (thumb1_output_casesi): Remove unused variable flags.
3402 2010-04-16 Jeff Law <law@redhat.com>
3404 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3405 needing assignment rather than doing a two-phase assignment. Remove
3406 unused variable 'm'.
3408 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3411 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3413 2010-04-16 Doug Kwan <dougkwan@google.com>
3415 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3416 (next_operand_entry_id): New static variable.
3417 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3418 (add_to_ops_vec): Assigned unique ID to operand entry.
3419 (struct oecount_s): New field ID.
3420 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3421 (undistribute_ops_list): Assign unique IDs to oecounts.
3422 (init_reassoc): reset next_operand_entry_id.
3424 2010-04-16 Doug Kwan <dougkwan@google.com>
3426 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3427 missing left parenthesis.
3429 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3431 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3432 *btdi_rex64 using SWI48 mode iterator.
3433 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3434 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3435 *jcc_btdi_mask_rex64.
3437 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3439 * double-int.h (tree_to_double_int): Convert to macro.
3440 * double-int.c (tree_to_double_int): Remove.
3442 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3445 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3446 with want_address 2 and in case a single element list might be
3447 possible, call it again with want_address 0.
3449 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3451 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3452 case 'W' print operands for HI mode.
3453 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3454 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3455 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3456 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3458 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3460 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3461 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3462 #xx:3 and #xx:4 mode.
3464 * config/h8300/h8300.md (inverted load with HImode dest): Add
3465 support for H8300SX.
3467 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3468 satisfy 'U' constraint.
3470 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3472 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3473 * configure: Regenerate.
3474 * config.in: Regenerate.
3475 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3478 2010-04-16 Richard Guenther <rguenther@suse.de>
3480 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3481 (struct tree_decl_common): ... here.
3482 (DECL_PT_UID): Adjust.
3483 (SET_DECL_PT_UID): Likewise.
3484 (DECL_PT_UID_SET_P): Likewise.
3486 2010-04-16 Richard Guenther <rguenther@suse.de>
3488 PR tree-optimization/43572
3489 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3490 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3491 * tree-flow.h (is_call_clobbered): Remove.
3492 * tree-flow-inline.h (is_call_clobbered): Likewise.
3493 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3494 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3495 (execute_return_slot_opt): Adjust.
3496 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3497 check for call clobbered vars here.
3498 (find_tail_calls): Move tailcall verification to the
3501 2010-04-16 Diego Novillo <dnovillo@google.com>
3503 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3505 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3508 * config/arm/arm.md (cbranchqi4): New pattern.
3509 * config/arm/predicates.md (const0_operand,
3510 cbranchqi4_comparison_operator): New predicates.
3512 2010-04-16 Richard Guenther <rguenther@suse.de>
3514 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3515 (dump_gimple_stmt): Likewise.
3517 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3519 * recog.h (struct recog_data): New field is_operator.
3520 (struct insn_operand_data): New field is_operator.
3521 * recog.c (extract_insn): Set recog_data.is_operator.
3522 * genoutput.c (output_operand_data): Emit code to set the
3524 * reload.c (find_reloads): Use it rather than testing for an
3525 empty constraint string.
3528 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3529 If the previous insn is a cbranchsi4_insn with the same arguments,
3530 omit the compare instruction.
3532 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3533 register, inputs must be low registers and we need a low register
3534 scratch. Handle alternative 2 like alternative 3.
3536 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3538 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3539 don't call get_addr on both. If one expression is a VALUE and
3540 the other a REG, check VALUE's locs if the REG isn't among them.
3542 2010-04-16 Christian Bruel <christian.bruel@st.com>
3544 * config/sh/sh.h (sh_frame_pointer_required): New function.
3545 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3546 (flag_omit_frame_pointer) Set.
3547 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3548 (rounded_frame_size): Adjust size with outgoing_args_size.
3549 (sh_set_return_address): Must return from stack pointer.
3550 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3551 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3552 (ACCUMULATE_OUTGOING_ARGS): Define.
3553 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3554 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3556 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3559 * config/sh/sh.c (sh_legitimize_reload_address): Use
3560 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3561 Remove a unneeded check for offset_base.
3563 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3565 * configure: Regenerated.
3567 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3569 * config/s390/s390.c (s390_call_save_register_used): Switch back
3570 to HARD_REGNO_NREGS.
3572 2010-04-15 Richard Guenther <rguenther@suse.de>
3574 * alias.c (alias_set_subset_of): Handle alias-set zero
3577 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3578 Julian Brown <julian@codesourcery.com>
3580 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3581 alternatives according to use of high and low regs.
3582 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3583 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3584 optimizing for size on Thumb-2.
3586 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3588 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3590 2010-04-15 Richard Guenther <rguenther@suse.de>
3592 * tree-ssa-structalias.c (struct variable_info): Add
3594 (new_var_info): Initialize it.
3595 (dump_constraints): Support printing last added constraints.
3596 (debug_constraints): Adjust.
3597 (dump_constraint_graph): Likewise.
3598 (make_heapvar_for): Check for NULL cfun.
3599 (get_function_part_constraint): New function.
3600 (get_fi_for_callee): Likewise.
3601 (find_func_aliases): Properly implement IPA PTA constraints.
3602 (process_ipa_clobber): New function.
3603 (find_func_clobbers): Likewise.
3604 (insert_into_field_list_sorted): Remove.
3605 (create_function_info_for): Properly allocate vars for IPA mode.
3606 Do not use insert_into_field_list_sorted.
3607 (create_variable_info_for): Properly generate constraints for
3608 global vars in IPA mode.
3609 (dump_solution_for_var): Always dump the solution.
3610 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3611 (find_what_var_points_to): Adjust.
3612 (pt_solution_set): Change.
3613 (pt_solution_ior_into): New function.
3614 (pt_solution_empty_p): Export.
3615 (pt_solution_includes_global): Adjust.
3616 (pt_solution_includes_1): Likewise.
3617 (pt_solutions_intersect_1): Likewise.
3618 (dump_sa_points_to_info): Check some invariants.
3619 (solve_constraints): Move constraint dumping ...
3620 (compute_points_to_sets): ... here.
3621 (ipa_pta_execute): ... and here.
3622 (compute_may_aliases): Do not re-compute points-to info
3623 locally if IPA info is available.
3624 (ipa_escaped_pt): New global var.
3625 (ipa_pta_execute): Properly implement IPA PTA.
3626 * tree-into-ssa.c (dump_decl_set): Support dumping
3627 decls not in referenced-vars.
3628 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3629 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3630 (dump_points_to_solution): Likewise.
3631 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3632 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3633 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3634 (copy_decl_to_var): Copy DECL_PT_UID.
3635 (copy_result_decl_to_var): Likewise.
3636 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3637 (copy_node_stat): Copy it.
3638 * tree.h (DECL_PT_UID): New macro.
3639 (SET_DECL_PT_UID): Likewise.
3640 (DECL_PT_UID_SET_P): Likewise.
3641 (struct tree_decl_minimal): Add pt_uid member.
3642 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3643 (pt_solution_empty_p): Declare.
3644 (pt_solution_set): Adjust.
3645 (ipa_escaped_pt): Declare.
3646 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3647 * gimple-pretty-print.c (pp_points_to_solution): New function.
3648 (dump_gimple_call): Dump call clobber/use information.
3649 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3650 * tree-pass.h (TDF_ALIAS): New dump option.
3651 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3652 * doc/invoke.texi (-fipa-pta): Update documentation.
3654 2010-04-15 Richard Guenther <rguenther@suse.de>
3656 * Makefile.in (OBJS-common): Add gimple-fold.o.
3657 (gimple-fold.o): New rule.
3658 * tree.h (maybe_fold_offset_to_reference,
3659 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3661 * gimple.h: ... here.
3662 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3663 may_propagate_address_into_dereference): Move prototypes ...
3664 * gimple.h: ... here.
3665 * tree-ssa-ccp.c (get_symbol_constant_value,
3666 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3667 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3668 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3669 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3670 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3671 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3672 gimplify_and_update_call_from_tree): Move ...
3673 * gimple-fold.c: ... here. New file.
3674 (ccp_fold_builtin): Rename to ...
3675 (gimple_fold_builtin): ... this.
3676 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3678 2010-04-15 Richard Guenther <rguenther@suse.de>
3680 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3681 fit_double_type, force_fit_type_double, add_double_with_sign,
3682 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3683 lrotate_double, rrotate_double, div_and_round_double): Move ...
3684 * double-int.c: ... here.
3685 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3686 add_double, neg_double, mul_double_with_sign, mul_double,
3687 lshift_double, rshift_double, lrotate_double, rrotate_double,
3688 div_and_round_double): Move prototypes ...
3689 * double-int.h: ... here.
3691 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3694 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3695 matching constraints to ensure inputs match the output.
3697 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3700 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3701 in an input-only operand.
3703 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3705 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3706 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3707 (double_int_negative_p): Convert to static inline function.
3708 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3709 (double_int_negative_p): Remove.
3710 * tree.h (lshift_double, rshift_double):
3711 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3712 * fold-const.c (fold_convert_const_int_from_real,
3713 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3714 (lshift_double): Change type of arith argument to bool.
3715 (rshift_double): Change type of arith argument to bool. Correct
3717 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3719 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3722 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3723 at the start and end of the then/else blocks, and omit them from the
3725 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3726 argument; all callers changed. Pass zero to old_insns_match_p instead.
3727 (flow_find_head_matching_sequence): New function.
3728 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3729 * basic-block.h (flow_find_cross_jump,
3730 flow_find_head_matching_sequence): Declare functions.
3732 2010-04-14 Jason Merrill <jason@redhat.com>
3735 * c-common.c (attribute_takes_identifier_p): New fn.
3736 * c-common.h: Declare it.
3738 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3740 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3742 (*udivmod<mode>4): Ditto.
3744 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3746 * config/i386/i386.md (maxmin_int): Rename code attribute from
3747 maxminiprefix and update all users.
3748 (maxmin_float): Ditto from maxminfprefix.
3749 (logic): Ditto from logicprefix.
3750 (absneg_mnemonic): Ditto from absnegprefix.
3751 * config/i386/mmx.md: Update all users of maxminiprefix,
3752 maxminfprefix and logicprefix for rename.
3753 * config/i386/sse.md: Ditto.
3754 * config/i386/sync.md (sync_<code><mode>): Update for
3757 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3760 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3761 warnings converted to errors.
3763 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3765 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3766 used insn_type variable.
3767 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3768 to avoid set-but-not-used warning.
3770 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3772 * df-core.c (df_ref_debug): Change format string placeholder
3774 * dwarf2asm.c (dw2_asm_output_data_raw,
3775 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3776 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3777 * dwarf2out.c (output_cfi, output_cfi_directive,
3778 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3779 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3781 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3782 * print-rtl.c (print_rtx): Ditto.
3784 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3787 * builtins.c (expand_builtin_pow_root): New function to expand pow
3788 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3789 series of sqrt and cbrt calls under -ffast-math.
3790 (expand_builtin_pow): Call it.
3792 2010-04-14 Michael Matz <matz@suse.de>
3794 PR tree-optimization/42963
3795 * tree-cfg.c (touched_switch_bbs): New static variable.
3796 (group_case_labels_stmt): New function broken out from ...
3797 (group_case_labels): ... here, use the above.
3798 (start_recording_case_labels): Allocate touched_switch_bbs.
3799 (end_recording_case_labels): Deallocate it, call
3800 group_case_labels_stmt.
3801 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3803 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3808 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3810 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3812 2010-04-13 Jan Hubicka <jh@suse.cz>
3814 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3815 of optimized out static functions.
3816 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3817 cost computation. Also sanity check for overflows.
3818 (update_caller_keys): Update cgraph_edge_badness call; properly
3819 update fibheap and sanity check that it is up to date.
3820 (add_new_edges_to_heap): Update cgraph_edge_badness.
3821 (cgraph_decide_inlining_of_small_function): Likewise;
3822 add sanity checking that badness in heap is up to date;
3823 improve dumping of reason; Update badness of calls to the
3824 offline copy of function currently inlined; dump badness
3825 of functions not inlined because of unit growth limits.
3827 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3830 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3831 because of sign-extension change when converting to sizetype here...
3832 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3834 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3835 the folding to constants. Remove redundant final conversion.
3836 (fold_binary) <associate>: Do not associate if the re-association of
3837 constants alone overflows.
3838 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3839 to the end of the list.
3840 (multiple_of_p) <COND_EXPR>: New case.
3842 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3844 * opt-functions.awk (opt_sanitized_name): New.
3846 * optc-gen.awk: Use it
3847 * opth-gen.awk: Use it.
3849 2010-04-13 Martin Jambor <mjambor@suse.cz>
3851 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3852 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3853 children. Call replace_uses_with_default_def_ssa_name to handle
3856 2010-04-13 Michael Matz <matz@suse.de>
3859 * builtins.c (expand_builtin_interclass_mathfn): Also create
3860 a register if the predicate doesn't match.
3862 2010-04-13 Diego Novillo <dnovillo@google.com>
3864 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3865 * c-pch.c: Include timevar.h.
3866 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3867 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3868 * ggc-common.c: Include timevar.h.
3869 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3870 * timevar.def (TV_PCH_SAVE): Define.
3871 (TV_PCH_CPP_SAVE): Define.
3872 (TV_PCH_PTR_REALLOC): Define.
3873 (TV_PCH_PTR_SORT): Define.
3874 (TV_PCH_RESTORE): Define.
3875 (TV_PCH_CPP_RESTORE): Define.
3877 2010-04-13 Michael Matz <matz@suse.de>
3879 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3881 (can_reassociate_p): New function.
3882 (break_up_subtract_bb, reassociate_bb): Use it.
3884 2010-04-13 Richard Guenther <rguenther@suse.de>
3887 * builtins.c (c_readstr): Fix assert.
3889 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3891 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3892 when generating cltd insn.
3894 (*ashl<mode>3_1): Remove special handling for register operand 2.
3895 (*ashlsi3_1_zext): Ditto.
3896 (*ashlhi3_1): Ditto.
3897 (*ashlhi3_1_lea): Ditto.
3898 (*ashlqi3_1): Ditto.
3899 (*ashlqi3_1_lea): Ditto.
3900 (*<shiftrt_insn><mode>3_1): Ditto.
3901 (*<shiftrt_insn>si3_1_zext): Ditto.
3902 (*<shiftrt_insn>qi3_1_slp): Ditto.
3903 (*<rotate_insn><mode>3_1): Ditto.
3904 (*<rotate_insn>si3_1_zext): Ditto.
3905 (*<rotate_insn>qi3_1_slp): Ditto.
3907 2010-04-13 Richard Guenther <rguenther@suse.de>
3909 * tree-ssa-structalias.c (callused_id): Remove.
3910 (call_stmt_vars): New.
3911 (get_call_vi): Likewise.
3912 (lookup_call_use_vi): Likewise.
3913 (lookup_call_clobber_vi): Likewise.
3914 (get_call_use_vi): Likewise.
3915 (get_call_clobber_vi): Likewise.
3916 (make_transitive_closure_constraints): Likewise.
3917 (handle_const_call): Adjust to do per-call call-used handling.
3918 (handle_pure_call): Likewise.
3919 (find_what_var_points_to): Remove general callused handling.
3920 (init_base_vars): Likewise.
3921 (init_alias_vars): Initialize call_stmt_vars.
3922 (compute_points_to_sets): Process call-used and call-clobbered
3923 vars for call statements.
3924 (delete_points_to_sets): Free call_stmt_vars.
3926 2010-04-13 Richard Guenther <rguenther@suse.de>
3928 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3929 Only add RW dependence for dependence distance zero.
3930 Adjust maximal vectorization factor according to dependences.
3931 Move alignment handling ...
3932 (vect_find_same_alignment_drs): ... here. New function.
3933 (vect_analyze_data_ref_dependences): Adjust.
3934 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3935 (vect_analyze_data_refs): Adjust minimal vectorization factor
3936 according to data references.
3937 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3938 dependences before determining the vectorization factor.
3939 Analyze alignment after determining the vectorization factor.
3940 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3941 dependences before alignment.
3942 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3944 (vect_analyze_data_refs): Likewise.
3945 (MAX_VECTORIZATION_FACTOR): New define.
3947 2010-04-13 Duncan Sands <baldrick@free.fr>
3949 * except.h (lang_eh_type_covers): Remove.
3950 * except.c (lang_eh_type_covers): Likewise.
3952 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3953 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3955 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3956 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3957 UNITS_PER_LONG where it is ABI relevant.
3958 (s390_return_addr_rtx): Likewise.
3959 (s390_back_chain_rtx): Likewise.
3960 (s390_frame_area): Likewise.
3961 (s390_frame_info): Likewise.
3962 (s390_initial_elimination_offset): Likewise.
3963 (save_gprs): Likewise.
3964 (s390_emit_prologue): Likewise.
3965 (s390_emit_epilogue): Likewise.
3966 (s390_function_arg_advance): Likewise.
3967 (s390_function_arg): Likewise.
3968 (s390_va_start): Likewise.
3969 (s390_gimplify_va_arg): Likewise.
3970 (s390_function_profiler): Likewise.
3971 (s390_optimize_prologue): Likewise.
3972 (s390_rtx_costs): Likewise.
3973 (s390_secondary_reload): Likewise.
3974 (s390_promote_function_mode): Likewise.
3975 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3976 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3977 registers available.
3978 (s390_unwind_word_mode): New function.
3979 (s390_function_value): Split 64 bit values into register pair if
3980 used as return value.
3981 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3982 function call parameters. Handle parallels.
3983 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3984 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3985 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3986 (s390_expand_setmem): Remove unused variable src_addr.
3987 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3988 deal with 64 bit registers.
3989 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3990 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3991 (UNITS_PER_LONG): New macro.
3992 * libjava/include/s390-signal.h: Define extended ucontext
3993 structure containing the upper halfs of the 64 bit registers.
3995 2010-04-13 Simon Baldwin <simonb@google.com>
3997 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3999 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4001 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4002 rvalue on the RHS if the LHS is of a non-renamable type.
4003 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4005 2010-04-13 Matthias Klose <doko@ubuntu.com>
4007 * gcc.c (cc1_options): Handle -iplugindir before processing
4008 the cc1 spec. Only add -iplugindir once.
4009 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4011 * common.opt (iplugindir): Remove `Separate' property, initialize.
4012 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4014 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4015 (distclean): Remove plugin dir.
4016 * doc/invoke.texi: Document -iplugindir.
4018 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4020 * doc/plugins.texi (Loading Plugins): Document short
4021 -fplugin=foo option.
4022 (Plugin API): Mention default_plugin_dir_name function.
4024 * gcc.c (find_file_spec_function): Add new declaration.
4025 (static_spec_func): Use it for "find-file".
4026 (find_file_spec_function): Add new function.
4027 (cc1_options): Add -iplugindir option if -fplugin* options found.
4029 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4031 * plugin.c (add_new_plugin): Updated comment, and handle short
4033 (default_plugin_dir_name): Added new function.
4035 * common.opt (iplugindir): New option to set the plugin directory.
4037 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4039 * config/i386/i386.md (any_rotate): New code iterator.
4040 (rotate_insn): New code attribute.
4042 (SWIM124): New mode iterator.
4043 (<rotate_insn>ti3): New expander.
4044 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4045 any_rotate code iterator.
4046 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4047 using any_rotate code iterator and SWIM124 mode iterator.
4048 (ix86_rotlti3): New insn_and_split pattern.
4049 (ix86_rotrti3): Ditto.
4050 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4051 ix86_rotl{di,ti}3 patterns.
4052 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4053 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4054 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4055 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4056 code iterator and SWI mode iterator.
4057 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4058 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4060 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4061 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4062 (bswap rotatert splitter): Add splitter.
4063 (bswap splitter): Macroize splitter using any_rotate code iterator.
4064 Add insn predicate to split only for TARGET_USE_XCHGB or when
4065 optimizing function for size.
4067 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4069 * config/pa/pa.c (emit_move_sequence): Remove use of
4070 deleted variable flag_argument_noalias.
4072 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4074 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4076 Add to unsupported targets list.
4077 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4078 sparc*-sun-solaris2.[567]* from target lists.
4079 * configure: Regenerate.
4080 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4082 Remove Solaris 7 patch references.
4083 (Specific, sparc-sun-solaris2.7): Removed.
4084 (sparc-sun-solaris2*): Update Solaris 7 example.
4085 (sparc64-*-solaris2*): Likewise.
4087 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4089 * config.build (alpha*-dec-osf4*): Remove.
4090 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4091 of obsolete configurations.
4092 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4094 * config/alpha/t-osf4: Renamed to ...
4095 * config/alpha/t-osf5: ... this.
4096 * config/alpha/osf.h: Renamed to ...
4097 * config/alpha/osf5.h: ... this.
4098 Merged old osf5.h contents.
4100 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4101 (EXTRA_SPECS): Removed.
4102 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4103 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4106 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4108 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4110 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4113 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4114 __thiscall convention.
4116 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4118 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4120 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4122 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4124 * function.c (assign_parms_initialize_all): Add unused attribute
4127 2010-04-12 Richard Guenther <rguenther@suse.de>
4129 * gsstruct.def (GSS_CALL): New.
4130 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4131 * gimple.h: Include tree-ssa-alias.h.
4132 (struct gimple_statement_call): New.
4133 (union gimple_statement_struct_d): Add gimple_call member.
4134 (gimple_call_reset_alias_info): Declare.
4135 (gimple_call_use_set): New function.
4136 (gimple_call_clobber_set): Likewise.
4137 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4138 * gimple.c (gimple_call_reset_alias_info): New function.
4139 (gimple_build_call_1): Call it.
4140 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4141 * tree-inline.c (remap_gimple_stmt): Likewise.
4142 (expand_call_inline): Remove callused handling.
4143 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4144 * tree-dfa.c (dump_variable): Likewise.
4145 * tree-parloops.c (parallelize_loops): Likewise.
4146 * tree-ssa.c (init_tree_ssa): Likewise.
4147 (delete_tree_ssa): Likewise.
4148 * tree-flow-inline.h (is_call_used): Remove.
4149 * tree-flow.h (struct gimple_df): Remove callused member.
4150 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4151 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4152 (ref_maybe_used_by_call_p_1): Simplify.
4153 (call_may_clobber_ref_p_1): Likewise.
4154 * tree-ssa-structalias.c (compute_points_to_sets): Set
4155 the call stmt used and clobbered sets.
4156 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4157 (find_tail_calls): Verify the tail call.
4159 2010-04-12 Richard Guenther <rguenther@suse.de>
4161 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4162 single-iteration always-inline inlining.
4163 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4164 (cgraph_decide_inlining): Do not handle always-inline specially.
4165 (try_inline): Remove always-inline cycle detection special case.
4166 Do not recurse on always-inlines.
4167 (cgraph_early_inlining): Do not iterate if not optimizing.
4168 (cgraph_gate_early_inlining): remove.
4169 (pass_early_inline): Run unconditionally.
4170 (gate_cgraph_decide_inlining): New function.
4171 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4172 not inlining or optimizing.
4173 (cgraph_decide_inlining_of_small_functions): Also consider
4174 always-inline functions.
4175 (cgraph_default_inline_p): Return true for nodes which should
4176 disregard inline limits.
4177 (estimate_function_body_sizes): Assume zero size and time for
4178 nodes which are marked as disregarding inline limits.
4179 (cgraph_decide_recursive_inlining): Do not perform recursive
4180 inlining on always-inline nodes.
4182 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4185 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4186 for exprs satisfying handled_component_p.
4188 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4190 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4191 non-constant aggregate elements.
4193 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4194 is a real initialization.
4196 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4199 * c-decl.c (start_function): Move forward check for nested function.
4201 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4203 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4204 * config/sh/sh.c: Include reload.h.
4205 (sh_legitimize_reload_address): New.
4206 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4207 sh_legitimize_reload_address.
4209 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4211 * config/sh/sh.md (*movqi_pop): New insn pattern.
4212 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4214 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4216 * config/i386/i386.md (any_shiftrt): New code iterator.
4217 (shiftrt_insn): New code attribute.
4219 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4220 using any_shiftrt code iterator.
4221 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4222 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4223 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4224 pattern from corresponding peephole2 patterns.
4225 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4226 using any_shiftrt code iterator.
4227 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4228 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4229 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4230 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4231 *{ashr,lshr}<mode>3_cmp_zext.
4232 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4234 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4236 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4238 (*lshr<mode>3_cconly): Ditto.
4240 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4242 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4243 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4244 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4245 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4247 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4248 from corresponding peephole2 patterns.
4249 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4250 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4251 and *lshrdi3_1_rex64 using SWI mode iterator.
4252 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4253 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4254 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4255 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4256 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4257 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4258 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4259 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4260 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4263 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4265 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4266 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4267 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4268 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4270 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4271 from corresponding peephole2 patterns.
4272 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4273 (ashrsi3_cvt): Rename from ashrsi3_31.
4274 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4275 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4276 and x86_64_shift_adj_3 using SWI48 mode iterator.
4277 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4278 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4279 and *ashrdi3_1_rex64 using SWI mode iterator.
4280 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4281 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4282 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4283 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4284 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4285 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4286 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4287 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4288 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4290 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4291 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4292 x86_shift<mode>_adj_3 expanders.
4294 2010-04-10 Wei Guozhi <carrot@google.com>
4297 * config/arm/arm.c (arm_pic_static_addr): New function.
4298 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4300 (arm_output_addr_const_extra): Output expression for new pattern.
4301 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4303 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4305 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4308 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4309 * web.c: Include "insn-config.h" and "recog.h".
4310 (union_match_dups): New function.
4311 (web_main): Call it.
4312 (union_defs): Don't try to recognize match_dups.
4314 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4315 if doing so would replace the entire pattern.
4317 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4321 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4322 and splitter pattern. Change splitter operand 1 predicate to
4325 2010-04-09 Martin Jambor <mjambor@suse.cz>
4327 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4328 lattices are addresses of CONST_DECLs with the same initial value.
4329 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4330 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4332 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4333 Bernd Schmidt <bernds@codesourcery.com>
4335 * loop-invariant.c (replace_uses): New static function.
4336 (move_invariant_reg): Use it to ensure we can replace the uses.
4338 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4340 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4342 (picochip_override_options): Enable section anchors only above -O1.
4343 (picochip_reorg): Fixed a couple of build warnings.
4345 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4347 * configure.ac (plugin -rdynamic test): Log result.
4348 * configure: Regenerate.
4349 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4350 (RDYNAMIC_SPEC): Define.
4351 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4353 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4355 * configure.ac: Determine Sun ld version numbers.
4356 (comdat_group): Restrict GNU ld version checks to gld.
4357 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4358 (enable_comdat): Support --enable-comdat.
4359 * configure: Regenerate.
4360 * doc/install.texi (Configuration): Document --enable-comdat.
4362 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4364 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4365 * config/sol2-gld.h: ... here.
4366 * config.gcc (sparc*-*-solaris2*): Reflect this.
4367 (i[34567]86-*-solaris2*): Use it.
4369 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4371 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4373 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4375 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4378 * diagnostic.c (diagnostic_initialize): Initialize
4379 some_warnings_are_errors.
4380 (diagnostic_finish): New.
4381 (diagnostic_action_after_output): Call it before exiting.
4382 (diagnostic_report_diagnostic): Do not print message here. Set
4383 some_warnings_are_errors.
4384 * diagnostic.h (diagnostic_context): Delete
4385 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4386 (diagnostic_finish): Declare.
4387 * toplev.c (toplev_main): Call it before exit.
4389 2010-04-09 Jason Merrill <jason@redhat.com>
4392 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4393 for incomplete type.
4396 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4397 based on a warning flag.
4399 2010-04-09 Richard Guenther <rguenther@suse.de>
4401 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4403 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4406 * varasm.c (default_assemble_visibility): Wrap vars that are
4407 set, but unused, by targets without GAS.
4408 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4409 Remove set, but unused, vars.
4410 (rs6000_legitimize_tls_address): Likewise.
4411 (altivec_expand_dst_builtin): Likewise.
4412 * config/darwin.c (machopic_classify_symbol): Likewise.
4413 (machopic_indirection_name): Likewise.
4415 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4417 * config/i386/i386.md (DWI): New mode iterator.
4418 (S): New mode attribute.
4419 (shift_operand): Ditto.
4420 (shift_immediate_operand): Ditto.
4421 (ashl_input_operand): Ditto.
4422 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4423 using SDWIM mode iterator.
4424 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4425 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4427 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4428 from corresponding peephole2 patterns.
4429 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4430 and x86_64_shift_adj_1 using SWI48 mode iterator.
4431 (x86_shift<mode>_adj_2): Ditto.
4432 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4433 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4434 using SWI48 mode iterator.
4435 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4436 *ashldi3_cmp_rex64 using SWI mode iterator.
4437 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4438 *ashldi3_cconly_rex64 using SWI mode iterator.
4439 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4440 x86_shift<mode>_adj_{1,2}.
4441 (ix86_split_ashr): Ditto.
4442 (ix86_split_lshr): Ditto.
4444 2010-04-09 Richard Guenther <rguenther@suse.de>
4446 * target.h (builtin_conversion): Pass in input and output types.
4447 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4448 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4449 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4450 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4452 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4454 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4456 2010-04-09 Richard Guenther <rguenther@suse.de>
4459 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4461 2010-04-09 Richard Guenther <rguenther@suse.de>
4463 * tree-vectorizer.h (struct _stmt_vec_info): Document
4464 that vectype is the type of the LHS.
4465 (supportable_widening_operation, supportable_narrowing_operation):
4466 Get both input and output vector types as arguments.
4467 (vect_is_simple_use_1): Declare.
4468 (get_same_sized_vectype): Likewise.
4469 * tree-vect-loop.c (vect_determine_vectorization_factor):
4470 Set STMT_VINFO_VECTYPE to the vector type of the def.
4471 (vectorizable_reduction): Adjust.
4472 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4473 Adjust. Specify the output vector type.
4474 (vect_pattern_recog_1): Adjust.
4475 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4476 (vectorizable_call): Adjust.
4477 (vectorizable_conversion): Likewise.
4478 (vectorizable_operation): Likewise.
4479 (vectorizable_type_demotion): Likewise.
4480 (vectorizable_type_promotion): Likewise.
4481 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4483 (vect_is_simple_use_1): New function.
4484 (supportable_widening_operation): Get both input and output
4486 (supportable_narrowing_operation): Likewise.
4487 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4489 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4491 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4492 __thiscall and _thiscall as predefined macros.
4493 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4494 thiscall attribute handling.
4495 (ix86_comp_type_attributes): Likewise.
4496 (ix86_function_regparm): Likewise.
4497 (ix86_return_pops_args): Likewise.
4498 (init_cumulative_args): Likewise.
4499 (find_drap_reg): Likewise.
4500 (ix86_static_chain): Likewise.
4501 (x86_this_parameter): Likewise.
4502 (x86_output_mi_thunk): Likewise.
4503 (ix86_attribute_table): Add description for thiscall attribute.
4504 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4505 * doc/extend.texi: Add documentation for thiscall.
4507 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4510 * c.opt (Wint-to-pointer-cast): Available in C++.
4511 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4513 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4515 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4516 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4517 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4518 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4519 function type instead. Reorder and simplify checks.
4521 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4523 2010-04-08 Jing Yu <jingyu@google.com>
4524 Zdenek Dvorak <ook@ucw.cz>
4526 PR tree-optimization/42720
4527 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4528 loop unswitch conditions here from ...
4529 (tree_unswitch_single_loop): ... here.
4531 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4533 * tree-if-conv.c: Fix comments and simplify logic.
4535 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4537 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4538 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4539 (main_tree_if_conversion): Update call to tree_if_conversion.
4541 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4544 * doc/invoke.texi (-b,-V): Delete.
4545 * doc/tm.texi: Do not mention -b.
4546 * gcc.c (display_help): Delete -b and -V.
4547 (process_command): Delete -b and -V.
4548 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4550 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4551 Wolfgang Gellerich <gellerich@de.ibm.com>
4553 Implement target hook for loop unrolling
4554 * target.h (loop_unroll_adjust): Add a new target hook function.
4555 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4556 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4557 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4558 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4559 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4561 (decide_unroll_stupid): Likewise.
4563 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4566 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4568 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4570 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4571 (Specific, *-*-solaris2*): Likewise.
4572 Don't prefer Sun as over GNU as.
4574 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4576 * config/s390/s390.c (override_options): Adjust the z10 defaults
4577 for max-unroll-times, max-completely-peeled-insns
4578 and max-completely-peel-times.
4580 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4582 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4583 instructions for z10.
4584 (s390_expand_setmem): Likewise.
4585 (s390_expand_cmpmem): Likewise.
4587 2010-04-08 Richard Guenther <rguenther@suse.de>
4589 PR tree-optimization/43679
4590 * tree-ssa-pre.c (eliminate): Only propagate copies.
4592 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4595 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4596 set but not used variable warning.
4598 2010-04-08 Wei Guozhi <carrot@google.com>
4601 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4602 (arm_size_rtx_costs): Call the new function when optimized for size.
4604 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4607 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4608 op0 is not a MEM, just return NULL instead of assertion
4610 (discover_nonconstant_array_refs): Don't walk debug stmts.
4612 2010-04-08 Doug Kwan <dougkwan@google.com>
4614 * configure.ac: Recognize gold and do not use its version number
4615 to test ld features.
4616 * configure: Regenerate.
4618 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4621 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4622 (negate_value): Move code to push elements to broken_up_substracts ...
4623 (eliminate_plus_minus_pair): ... here. Push operands that have no
4624 negative pair to plus_negates.
4625 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4627 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4629 * doc/install.texi (Configuration): Move description of
4630 --enable-lto, --with-libelf*, --enable-gold from Java section to
4633 * doc/generic.texi (Working with declarations)
4634 (Function Properties, C and C++ Trees): Fix typos.
4635 * doc/sourcebuild.texi (Top Level): Likewise.
4637 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4640 * tree.h (DECL_READ_P): Define.
4641 (struct tree_decl_common): Add decl_read_flag.
4642 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4643 a set but not used warning.
4644 (merge_decls): Merge DECL_READ_P flag.
4645 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4646 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4647 * c-common.c (handle_used_attribute, handle_unused_attribute):
4649 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4651 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4653 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4654 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4655 c_parser_binary_expression, c_parser_cast_expression,
4656 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4657 Call default_function_array_read_conversion instead of
4658 default_function_array_conversion where needed.
4659 (c_parser_unary_expression, c_parser_conditional_expression,
4660 c_parser_postfix_expression_after_primary, c_parser_initelt):
4661 Likewise. Call mark_exp_read where needed.
4662 (c_parser_statement_after_labels, c_parser_asm_operands,
4663 c_parser_typeof_specifier, c_parser_sizeof_expression,
4664 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4666 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4668 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4669 (warn_unused_but_set_parameter): Default to warn_unused
4671 * doc/invoke.texi: Document -Wunused-but-set-variable and
4672 -Wunused-but-set-parameter.
4674 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4675 used count variable.
4676 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4677 when operandN variables aren't used in the body of the expander
4679 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4680 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4681 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4682 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4683 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4684 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4685 * tree.c (PROCESS_ARG): Likewise.
4687 2010-04-07 Simon Baldwin <simonb@google.com>
4689 * diagnostic.h (diagnostic_override_option_index): New macro to
4690 set a diagnostic's option_index.
4691 * c-tree.h (c_cpp_error): Add warning reason argument.
4692 * opts.c (_warning_as_error_callback): New.
4693 (register_warning_as_error_callback): Store callback for
4694 warnings enabled via enable_warning_as_error.
4695 (enable_warning_as_error): Call callback, minor code tidy.
4696 * opts.h (register_warning_as_error_callback): Declare.
4697 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4698 response to -Werror=.
4699 (c_common_init_options): Register warning_as_error_callback in opts.c.
4700 * common.opt: Add -Wno-cpp option.
4701 * c-common.c (struct reason_option_codes_t): Map cpp warning
4702 reason codes to gcc option indexes.
4703 * (c_option_controlling_cpp_error): New function, lookup the gcc
4704 option index for a cpp warning reason code.
4705 * (c_cpp_error): Add warning reason argument, call
4706 c_option_controlling_cpp_error for diagnostic_override_option_index.
4707 * doc/invoke.texi: Document -Wno-cpp.
4709 2010-04-07 Richard Guenther <rguenther@suse.de>
4711 * ipa-reference.c (mark_load): Use get_base_address.
4712 (mark_store): Likewise.
4714 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4715 inserting GIMPLE_NOPs into the IL.
4716 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4717 Explicitly strip handled components and indirect references.
4719 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4720 folding address expressions.
4721 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4722 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4723 operand_equal_p to compare decls.
4724 (ptr_deref_may_alias_decl_p): Likewise.
4725 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4726 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4727 Handle reversed comparison ops.
4728 * tree-sra.c (asm_visit_addr): Use get_base_address.
4729 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4730 * ipa-reference.c (mark_address): Use get_base_address.
4732 2010-04-07 Richard Guenther <rguenther@suse.de>
4734 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4735 Propagate constants everywhere.
4737 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4740 * tree.c (MAX_INT_CACHED_PREC): Define.
4741 (nonstandard_integer_type_cache): New array.
4742 (build_nonstandard_integer_type): Cache results for precision
4743 <= MAX_INT_CACHED_PREC.
4745 2010-04-07 Richard Guenther <rguenther@suse.de>
4747 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4748 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4749 * common.opt: Likewise.
4750 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4751 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4752 (nonoverlapping_memrefs_p): Likewise.
4753 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4754 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4755 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4756 OPT_fargument_noalias_global for backward compatibility.
4758 2010-04-07 Richard Guenther <rguenther@suse.de>
4760 PR tree-optimization/43270
4761 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4762 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4763 * tree-ssa-pre.c (phi_translate_1): Adjust.
4764 (fully_constant_expression): Split out vn_reference handling to ...
4765 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4766 Fold reads from constant strings.
4767 (vn_reference_lookup): Handle fully constant references.
4768 (vn_reference_lookup_pieces): Likewise.
4769 * Makefile.in (expmed.o-warn): Add -Wno-error.
4771 2010-04-07 Martin Jambor <mjambor@suse.cz>
4773 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4775 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4778 * gcc.c: Add -static-libstdc++ to list of recognized options.
4780 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4782 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4784 2010-04-07 Richard Guenther <rguenther@suse.de>
4787 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4788 bases build simple mem attributes to retain points-to information.
4790 2010-04-07 Richard Guenther <rguenther@suse.de>
4793 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4794 preserve points-to related information.
4796 2010-04-07 Richard Guenther <rguenther@suse.de>
4799 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4800 discard plain indirect references.
4801 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4802 * tree.c (tree_nop_conversion): Likewise.
4804 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4807 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4809 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4811 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4812 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4814 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4816 * tree-if-conv.c: Fix indentation and comments.
4818 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4820 * tree-if-conv.c: Sort static functions in topological order.
4822 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4824 * tree-if-conv.c: Fix indentation and comments.
4826 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4829 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4830 lang_hooks.types.type_for_size instead of
4831 build_nonstandard_integer_type.
4832 When converting an unsigned type to signed, double its precision.
4833 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4834 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4835 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4838 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4841 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4842 POINTER_PLUS_EXPR for pointer types.
4844 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4847 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4848 * graphite-clast-to-gimple.c: Include langhooks.h.
4849 (max_signed_precision_type): New.
4850 (max_precision_type): Takes two types as arguments.
4851 (precision_for_value): New.
4852 (precision_for_interval): New.
4853 (gcc_type_for_interval): New.
4854 (gcc_type_for_value): New.
4855 (gcc_type_for_clast_term): New.
4856 (gcc_type_for_clast_red): New.
4857 (gcc_type_for_clast_bin): New.
4858 (gcc_type_for_clast_expr): Split up into several functions.
4859 (gcc_type_for_clast_eq): Rewritten.
4860 (compute_bounds_for_level): New.
4861 (compute_type_for_level_1): New.
4862 (compute_type_for_level): New.
4863 (gcc_type_for_cloog_iv): Removed.
4864 (gcc_type_for_iv_of_clast_loop): Rewritten.
4865 (graphite_create_new_loop): Compute the lower and upper bound types
4866 with gcc_type_for_clast_expr.
4867 (graphite_create_new_loop_guard): Same.
4868 (find_cloog_iv_in_expr): Removed.
4869 (compute_cloog_iv_types_1): Removed.
4870 (compute_cloog_iv_types): Removed.
4871 (gloog): Do not call compute_cloog_iv_types.
4872 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4874 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4875 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4876 (GBB_CLOOG_IV_TYPES): Removed.
4878 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4880 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4881 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4882 (detect_commutative_reduction): Same.
4884 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4886 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4887 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4889 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4890 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4891 (rewrite_commutative_reductions_out_of_ssa): Same.
4892 * passes.c (execute_function_todo): Call verify_ssa for every pass
4893 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4894 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4895 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4896 with an extra argument.
4897 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4898 verify_ssa only when the extra argument is true.
4899 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4900 with an extra argument.
4901 (tree_transform_and_unroll_loop): Same.
4903 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4905 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4906 for all the passes of the LNO having LOOP_CLOSED_SSA.
4907 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4908 * tree-loop-distribution.c (pass_loop_distribution): Same.
4909 * tree-pass.h (TODO_verify_loops): Removed.
4910 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4912 (pass_tree_unswitch): Same.
4913 (pass_predcom): Same.
4914 (pass_vectorize): Same.
4915 (pass_linear_transform): Same.
4916 (pass_graphite_transforms): Same.
4917 (pass_iv_canon): Same.
4918 (pass_complete_unroll): Same.
4919 (pass_complete_unrolli): Same.
4920 (pass_parallelize_loops): Same.
4921 (pass_loop_prefetch): Same.
4922 (pass_iv_optimize): Same.
4924 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4927 * passes.c (init_optimization_passes): Move pass_lim before
4928 pass_copy_prop and pass_dce_loop.
4930 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4933 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4934 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4935 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4936 MULTI_* defines for 4 argument vpermil2p* builtins.
4938 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4940 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4941 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4942 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4943 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4944 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4945 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4946 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4947 Use x86_maybe_negate_const_int to output insn mnemonic.
4948 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4949 check from instruction predicate. Update comments.
4950 * config/i386/sync.md (sync_add<mode>): Use
4951 x86_maybe_negate_const_int to output insn mnemonic.
4953 2010-04-06 Jan Hubicka <jh@suse.cz>
4955 PR tree-optimization/42906
4956 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4957 IGNORE_SELF argument. Set visited_control_parents for fully
4959 (find_obviously_necessary_stmts): Update call of
4960 mark_control_dependent_edges_necessary.
4961 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4963 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4965 * config/i386/i386.md: Remove comment about 'e' and 'E'
4968 2010-04-06 Richard Guenther <rguenther@suse.de>
4970 PR tree-optimization/43627
4971 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4972 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4975 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4977 * BASE-VER: Change to 4.6.0.
4980 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4983 2010-04-06 Richard Guenther <rguenther@suse.de>
4986 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4988 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4990 * doc/invoke.texi (Optimize Options): Document that LTO
4991 won't remove object access purely due to incompatible
4994 2010-04-04 Matthias Klose <doko@ubuntu.com>
4996 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4997 Initialize variable.
4999 2010-04-03 Richard Guenther <rguenther@suse.de>
5002 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5003 require a non-NULL MEM_OFFSET.
5005 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5007 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5008 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5009 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5010 config/alpha/predicates.md, config/arm/arm.md,
5011 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5012 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5013 config/darwin9.h, config/darwin.c, config/darwin.h,
5014 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5015 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5016 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5017 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5018 config/mips/mips.md, config/mn10300/mn10300.c,
5019 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5020 config/rs6000/aix.h, config/rs6000/dfp.md,
5021 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5022 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5023 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5024 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5025 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5026 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5027 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5028 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5029 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5030 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5031 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5032 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5033 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5034 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5035 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5036 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5037 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5038 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5039 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5040 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5041 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5042 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5043 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5044 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5045 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5046 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5047 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5048 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5049 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5050 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5051 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5052 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5053 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5054 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5055 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5056 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5058 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5061 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5062 * aclocal.m4: Regenerate.
5064 2010-04-02 Richard Guenther <rguenther@suse.de>
5066 PR tree-optimization/43629
5067 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5068 if we have seen a constant value.
5070 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5072 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5074 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5077 * arm.c (legitimize_tls_address): Adjust call to
5078 gen_tls_load_dot_plus_four.
5079 (arm_note_pic_base): New function.
5080 (arm_cannot_copy_insn_p): Use it.
5081 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5084 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5089 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5091 * Makefile.in ($(out_object_file)): Depend on
5092 gt-$(basename $(notdir $(out_file))).h.
5094 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5096 * config.gcc (lm32-*-rtems*): Add t-lm32.
5098 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5100 * config.gcc: Add lm32-*-rtems*.
5101 * config/lm32/rtems.h: New file.
5103 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5106 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5108 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5110 * dwarf2out.c (output_compilation_unit_header): For
5111 -gdwarf-4 use version 4 instead of version 3.
5112 (output_line_info): For version 4 and above emit additional
5113 maximum ops per insn header field.
5114 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5116 * dwarf2out.c (is_c_family, is_java): Remove.
5117 (lower_bound_default): New function.
5118 (add_bound_info, gen_descr_array_type_die): Use it.
5120 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5123 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5124 re-declaration when it happens in a function.
5126 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5128 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5129 (cgraph_remove_function_insertion_hook): Same.
5130 (cgraph_call_function_insertion_hooks): Same.
5132 2010-04-01 Richard Guenther <rguenther@suse.de>
5135 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5136 and TREE_THIS_VOLATILE.
5137 (copy_ref_info): Likewise.
5138 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5139 * tree.c (build6_stat): Ignore side-effects of all but arg5
5140 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5143 2010-04-01 Richard Guenther <rguenther@suse.de>
5145 PR tree-optimization/43607
5146 * ipa-type-escape.c (check_call): Do not access non-existing
5149 2010-04-01 Richard Guenther <rguenther@suse.de>
5153 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5154 Jack Howarth <howarth@bromo.med.uc.edu>
5156 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5159 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5161 * doc/install.texi (Prerequisites): Document libelf usability on
5162 IRIX 5/6 and Solaris 2.
5163 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5164 Update GNU as, GNU ld requirements.
5165 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5166 Document Sun Studio compiler download.
5167 Update and simplify as, ld recommendations.
5168 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5170 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5172 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5173 with_tune_32 to pentium4.
5175 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5177 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5179 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5181 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5182 obsoletion, removal.
5184 Document GNU as requirement.
5185 Update configure requirements.
5186 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5187 Recomment IRIX 6.5.18+.
5188 Document IDF/IDL requirement.
5189 Document GNU as requirement.
5190 Document GNU ld bootstrap failure.
5191 Remove freeware.sgi.com reference.
5193 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5195 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5196 UNIX V4.0, V5.0 obsoletion, removal.
5197 Remove --with-gc=simple reference.
5198 Update VM requirements during bootstrap.
5199 Remove -oldas bootstrap description.
5200 Update binutils reference.
5201 Remove comparison failure note.
5203 2010-03-31 Richard Guenther <rguenther@suse.de>
5204 Zdenek Dvorak <ook@ucw.cz>
5205 Sebastian Pop <sebastian.pop@amd.com>
5208 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5209 with multiple arguments.
5210 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5212 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5214 * graphite-dependences.c (print_pddr): Call print_pdr with an
5216 * graphite-poly.c (debug_pdr): Add an extra argument for the
5219 (print_pbb_domain): Same.
5221 (print_scop_context): Same.
5223 (print_cloog): Same.
5224 (debug_pbb_domain): Same.
5228 (debug_scop_context): Same.
5230 (debug_cloog): Same.
5231 (print_scop_params): Same.
5232 (debug_scop_params): Same.
5233 (print_iteration_domain): Same.
5234 (print_iteration_domains): Same.
5235 (debug_iteration_domain): Same.
5236 (debug_iteration_domains): Same.
5237 (print_scattering_function): Same.
5238 (print_scattering_functions): Same.
5239 (debug_scattering_function): Same.
5240 (debug_scattering_functions): Same.
5241 * graphite-poly.h (debug_pdr): Update declaration.
5243 (print_pbb_domain): Same.
5245 (print_scop_context): Same.
5247 (print_cloog): Same.
5248 (debug_pbb_domain): Same.
5252 (debug_scop_context): Same.
5254 (debug_cloog): Same.
5255 (print_scop_params): Same.
5256 (debug_scop_params): Same.
5257 (print_iteration_domain): Same.
5258 (print_iteration_domains): Same.
5259 (debug_iteration_domain): Same.
5260 (debug_iteration_domains): Same.
5261 (print_scattering_function): Same.
5262 (print_scattering_functions): Same.
5263 (debug_scattering_function): Same.
5264 (debug_scattering_functions): Same.
5266 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5268 * graphite-poly.c (print_scattering_function_1): New.
5269 (print_scattering_function): Call it.
5270 (print_scop_params): Remove spaces at the end of lines.
5273 * graphite-poly.h (print_cloog): Declared.
5274 (debug_cloog): Declared.
5276 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5278 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5280 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5281 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5282 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5283 to switch between adding the IV bump in loop->latch or in loop->header.
5285 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5287 * graphite-poly.c (print_scattering_function): Pretty print following
5290 (print_pbb_domain): Same.
5291 (dump_gbb_cases): Same.
5292 (dump_gbb_conditions): Same.
5295 (print_scop_params): Same.
5296 (print_scop_context): Same.
5298 (print_pbb_body): New.
5299 (lst_indent_to): New.
5300 (print_lst): Start new lines with a #.
5301 * graphite-poly.h (pbb_bb): New.
5302 (pbb_index): Use pbb_bb.
5303 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5305 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5307 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5309 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5310 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5311 and 0 instead of 1 for dw_val_class_flag.
5312 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5313 dw_val_class_range_list, dw_val_class_loc_list,
5314 dw_val_class_lineptr and dw_val_class_macptr, use
5315 DW_FORM_flag_present for dw_val_class_flag and
5316 DW_FORM_exprloc for dw_val_class_loc.
5317 (output_die): For -gdwarf-4 print dw_val_class_loc
5318 size as uleb128 instead of 1 or 2 bytes and don't print
5319 anything for dw_val_class_flag.
5321 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5322 instead of cselib_lookup following by tweaking locs->setting_insn.
5325 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5326 even before returning from label, setjmp call or volatile asm
5329 2010-03-31 Richard Guenther <rguenther@suse.de>
5332 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5333 temporary data on stack.
5335 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5337 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5338 (PUSHSECTION_ASM_OP): Remove.
5339 (POPSECTION_ASM_OP): Remove.
5340 (PUSHSECTION_FORMAT): Remove.
5341 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5342 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5343 * config/sol2.c (solaris_output_init_fini): Use it.
5345 2010-03-31 Jie Zhang <jie@codesourcery.com>
5348 * opt-functions.awk (var_type_struct): Use signed char type
5349 for simple variables.
5351 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5353 * config/sol2.c: Include output.h.
5354 (solaris_assemble_visibility): New function.
5355 * config/t-sol2 (sol2.o): Add output.h dependency.
5356 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5357 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5360 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5363 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5364 V2SImode or XFmode on PRE_DEC.
5367 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5370 2010-03-31 Jie Zhang <jie@codesourcery.com>
5373 * reload.h (caller_save_initialized_p): Declare.
5374 * toplev.c (backend_init_target): Don't call
5375 init_caller_save but set caller_save_initialized_p to false.
5376 * caller-save.c (caller_save_initialized_p): Define.
5377 (init_caller_save): Check caller_save_initialized_p.
5378 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5380 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5383 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5384 and soft-fp/t-softfp to tmake_file.
5385 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5386 (LIBGCC2_TF_CEXT): Define.
5389 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5392 * cselib.c (n_useless_values): Document handling of debug locs.
5393 (n_useless_debug_values, n_debug_values): New variables.
5394 (new_elt_loc_list): Don't add to debug values, keep count.
5395 (promote_debug_loc): New.
5396 (cselib_reset_table): Zero new variables.
5397 (entry_and_rtx_equal_p): Promote debug locs.
5398 (discard_useless_locs): Increment n_useless_debug_values for
5400 (remove_useless_values): Adjust n_useless_values and n_debug_values
5401 with n_useless_debug_values.
5402 (add_mem_for_addr): Promote debug locs.
5403 (cselib_lookup_mem): Likewise.
5404 (cselib_lookup_addr): Renamed to...
5405 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5406 (cselib_log_lookup): ... this. Turn into...
5407 (cselib_lookup_addr): ... new wrapper.
5408 (cselib_lookup_from_insn): New.
5409 (cselib_invalidate_regno): Increment n_useless_debug_values for
5411 (cselib_invalidate_mem): Likewise.
5412 (cselib_process_insn): Take n_deleted and n_debug_values into
5413 account to guard remove_useless_value call.
5414 (cselib_finish): Zero n_useless_debug_values.
5415 * cselib.h (cselib_lookup_from_insn): Declare.
5416 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5417 (sched_analyze_2): Likewise.
5419 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5421 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5423 (adjust_mems): Replace narrowing SUBREG of expression containing
5424 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5425 with operations in the narrower mode.
5428 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5429 regs_invalidated_by_call instead all call_used_reg_set registers.
5431 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5434 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5435 pointer comparisons with types_compatible_p.
5436 * tree-vect-stmts.c (vectorizable_call): Same.
5437 (vectorizable_condition): Same.
5439 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5441 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5442 stack check if the mask would be zero.
5444 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5445 Jack Howarth <howarth@bromo.med.uc.edu>
5447 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5450 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5453 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5455 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5456 Include ___unordxf2 and ___unordtf2.
5457 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5460 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5462 * config/lm32/t-lm32: New file.
5463 * config.gcc: Use the above file when targetting lm32.
5465 2010-03-28 Duncan Sands <baldrick@free.fr>
5467 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5469 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5472 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5473 Improve vectorization cost model diagnostic.
5475 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5478 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5479 compute_data_dependences_for_loop returns false, early exit
5480 and output an extra diagnostic for the failed data reference
5483 2010-03-29 Richard Guenther <rguenther@suse.de>
5485 PR tree-optimization/43560
5486 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5487 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5489 2010-03-29 Jie Zhang <jie@codesourcery.com>
5492 * toplev.c (process_options): Set optimization_default_node
5493 and optimization_current_node.
5494 * opts.c (decode_options): Don't set optimization_default_node
5495 and optimization_current_node.
5497 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5499 * config/rtems.h: Abandon -qrtems_debug.
5501 2010-03-28 Jan Hubicka <jh@suse.cz>
5503 PR tree-optimization/43505
5504 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5505 map should not be copied.
5507 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5510 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5511 cdtors, set DECL_PRESERVE_P.
5512 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5515 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5517 PR tree-optimization/43528
5518 * stor-layout.c (place_field): Check that constant fits into
5519 unsigned HWI when skipping calculation of MS bitfield layout.
5521 2010-03-27 Jan Hubicka <jh@suse.cz>
5524 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5525 notice_global_symbol work.
5527 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5529 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5530 instead of dwarf2out_decl.
5531 (struct var_loc_node): Remove section_label field.
5532 (dwarf2out_function_decl): New function.
5533 (dwarf2out_var_location): Don't set section_label field.
5534 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5536 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5538 PR tree-optimization/43544
5539 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5540 First argument for builtin vectorized function hook is now a
5541 tree to be able to distinguish between machine specific and
5543 * targhooks.c (default_builtin_vectorized_function): Ditto.
5544 * targhooks.h (default_builtin_vectorized_function): Ditto.
5545 * target.h (struct gcc_target): Ditto.
5546 * tree-vect-stmts.c (vectorizable_function): Ditto.
5547 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5548 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5551 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5554 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5555 nested binding iff it is a FUNCTION_DECL.
5556 (store_parm_decls_newstyle): Pass nested=true to bind for
5557 FUNCTION_DECLs amongst parameters.
5559 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5561 * var-tracking.c (vt_expand_loc_callback): Don't run
5562 cselib_expand_value_rtx_cb in dummy mode if
5563 cselib_dummy_expand_value_rtx_cb returned false.
5565 * var-tracking.c (emit_note_insn_var_location): For one part
5566 notes with offset 0, don't add EXPR_LIST around the location.
5567 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5568 add_location_or_const_value_attribute): Adjust for that change.
5571 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5572 into first operand and location into second.
5573 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5574 dw_cfi_oprnd_loc for DW_CFA_expression.
5575 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5576 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5577 assume first argument is regnum and second argument is location.
5579 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5582 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5583 of scratch register to DImode. Split to DImode comparison operator.
5584 Use SImode subreg of scratch register in the multiplication.
5585 (*cmp_sadd_sidi): Ditto.
5586 (*cmp_ssub_si): Ditto.
5587 (*cmp_ssub_sidi): Ditto.
5589 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5592 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5593 Remove invalid assert and wrong comment.
5595 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5598 * flags.h (final_insns_dump_p): New extern.
5599 * final.c (final_insns_dump_p): New variable.
5600 (rest_of_clean_state): Set it before -fdump-final-insns=
5601 dumping, clear afterwards.
5602 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5603 MEM_ALIAS_SET on MEMs.
5605 2010-03-26 David S. Miller <davem@davemloft.net>
5607 * configure.ac: Fix sparc GOTDATA_OP bug check.
5608 * configure: Rebuild.
5610 2010-03-26 Alan Modra <amodra@gmail.com>
5612 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5614 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5616 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5617 TLS_SECTION_ASM_FLAG.
5619 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5622 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5623 Clear first_function_block_is_cold.
5626 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5627 argument if the argument is truth_value_p.
5629 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5631 * config/rs6000/constraints.md: Update copyright year for my changes.
5634 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5635 used in reg+reg addressing, swap registers.
5637 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5640 * target.h (struct gcc_target): Add code_end hook.
5641 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5643 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5644 * toplev.c (compile_file): Call targetm.asm_out.code_end
5645 hook before unwind info/debug info output.
5646 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5647 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5648 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5649 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5650 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5651 * config/i386/i386.c (ix86_file_end): Renamed to...
5652 (ix86_code_end): ... this. Make static. Don't call
5653 file_end_indicate_exec_stack. Emit unwind info using
5654 final_start_function/final_end_function.
5655 (darwin_x86_file_end): Remove.
5656 (TARGET_ASM_CODE_END): Define.
5657 * config/i386/i386.h (TARGET_ASM_FILE_END,
5658 NEED_INDICATE_EXEC_STACK): Don't define.
5659 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5660 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5661 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5662 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5665 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5666 at the beginning and final_end_function at the end.
5667 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5669 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5671 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5672 and Sun as TLS syntax.
5673 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5674 * configure: Regenerate.
5675 * config.in: Regenerate.
5676 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5677 (default_elf_asm_named_section): Use it.
5678 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5679 (i386_output_dwarf_dtprel): Likewise.
5680 (output_addr_const_extra): Likewise.
5681 (output_pic_addr_const): Lowercase @GOTTPOFF.
5682 (output_addr_const_extra): Likewise.
5683 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5684 (output_addr_const_extra): Likewise.
5685 (output_pic_addr_const): Lowercase @INDNTPOFF.
5686 (output_addr_const_extra): Likewise.
5687 (output_pic_addr_const): Lowercase @NTPOFF.
5688 (output_addr_const_extra): Likewise.
5689 (output_pic_addr_const): Lowercase @TPOFF.
5690 (output_addr_const_extra): Likewise.
5691 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5692 (*tls_global_dynamic_64): Likewise.
5693 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5694 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5696 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5697 (ASM_OUTPUT_TLS_COMMON): Use it.
5698 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5701 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5702 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5703 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5704 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5705 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5706 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5708 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5710 * config/i386/i386.c (override_options): Don't accept
5711 -mtls-dialect=sun any longer.
5712 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5713 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5714 (*tls_local_dynamic_base_32_sun): Likewise.
5715 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5717 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5720 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5721 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5724 * ira.c (adjust_cleared_regs): New function.
5725 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5729 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5731 * expr.c (expand_expr_real): Restore previous
5732 curr_insn_source_location and curr_insn_block after
5733 expand_expr_real_1 call.
5734 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5735 instead of expand_expr_real_1.
5737 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5739 PR rtl-optimization/43413
5740 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5743 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5746 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5747 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5749 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5751 * config/i386/i386.c (ix86_target_string): Add -mfma.
5752 Fix a typo in comment.
5754 2010-03-22 Mike Stump <mikestump@comcast.net>
5757 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5758 Don't overly align based upon packed packed fields.
5760 2010-03-22 Jason Merrill <jason@redhat.com>
5762 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5763 Use () rather than [], and move before the element type.
5765 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5767 * doc/configfiles.texi (Configuration Files): Removed
5768 fixinc/Makefile*, intl/Makefile.*.
5769 * doc/makefile.texi: Fixed markup. Abstract from version
5770 control system used.
5771 (Makefile): Removed obsolete gcc/java/parse.y example.
5772 * doc/sourcebuild.texi: Likewise.
5773 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5774 libgomp, libssp. Removed fastjar.
5775 (Miscellaneous Docs): Clarify location.
5776 Added COPYING3, COPYING3.LIB.
5777 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5779 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5782 * config/i386/i386.c (x86_function_profiler)
5783 [!NO_PROFILE_COUNTERS]: Fix typo.
5784 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5787 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5788 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5790 * doc/sourcebuild.texi (Test Directives): Split into six
5791 subsections, with most of the current text in new subsections
5792 Directives, Selectors, and Final Actions.
5793 (Directives): Split list of test directives into multiple
5795 (Selectors): Describe use and syntax of selectors.
5796 (Effective-Target Keywords): Describe all existing keywords.
5797 (Add Options): Describe features for dg-add-options.
5798 (Require Support): Describe variants of dg-require-support.
5799 (Final Actions): Describe commands to use in dg-final.
5801 2010-03-22 Michael Matz <matz@suse.de>
5804 * recog.c (validate_replace_rtx_group): Replace also in
5805 REG_EQUAL and REG_EQUIV notes.
5807 2010-03-22 Richard Guenther <rguenther@suse.de>
5809 PR tree-optimization/43390
5810 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5811 sure vector extracts are type correct.
5813 2010-03-22 Richard Guenther <rguenther@suse.de>
5816 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5817 x * sqrt (x) even when optimizing for size if the target
5818 has native support for sqrt.
5820 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5822 * varasm.c (make_decl_rtl_for_debug): Also clear
5823 flag_mudflap for the duration of make_decl_rtl call.
5826 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5827 locs from preserved VALUEs.
5829 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5832 * pa.md (movmemsi): Set align to one if zero.
5833 (movmemdi): Likewise.
5835 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5838 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5839 with their corresponding prologue pushes.
5841 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5844 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5845 at the begining or end.
5846 (spu_expand_epilogue): Likewise.
5848 2010-03-20 Richard Guenther <rguenther@suse.de>
5850 PR rtl-optimization/43438
5851 * combine.c (make_extraction): Properly zero-/sign-extend an
5852 extraction of the low part of a CONST_INT. Also handle
5855 2010-03-19 Mike Stump <mikestump@comcast.net>
5857 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5858 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5859 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5861 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5864 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5867 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5869 PR rtl-optimization/42258
5870 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5871 use that may match DEF.
5874 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5875 the cost of loading the constant rather than assuming
5877 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5878 outer code is AND, do the same tests as the andsi3 expander and
5879 return COSTS_N_INSNS (1) if and is cheap.
5881 * optabs.c (avoid_expensive_constant): Fix formatting.
5883 2010-03-19 Michael Matz <matz@suse.de>
5886 * attribs.c (decl_attributes): When rebuilding a function pointer
5887 type use the same qualifiers as the original pointer type.
5889 2010-03-19 Martin Jambor <mjambor@suse.cz>
5891 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5892 and is_gimple_ip_invariant_address.
5894 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5897 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5899 * config/arm/arm.c (arm_override_options): Turn off
5900 flag_dwarf2_cfi_asm for AAPCS variants.
5902 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5905 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5906 Use PRE_MODIFY instead of PRE_DEC.
5907 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5908 (vfp_emit_fstmd): Likewise.
5910 2010-03-19 Michael Matz <matz@suse.de>
5913 * builtins.c (expand_builtin_interclass_mathfn,
5914 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5917 2010-03-19 Richard Guenther <rguenther@suse.de>
5919 PR tree-optimization/43415
5920 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5921 (phi_translate_1): ... this.
5922 (phi_translate): Move all caching here. Cache all NARY
5923 and REFERENCE translations.
5925 2010-03-19 David S. Miller <davem@davemloft.net>
5927 With help from Eric Botcazou.
5928 * config/sparc/sparc.c: Include dwarf2out.h.
5929 (emit_pic_helper): Delete.
5930 (pic_helper_symbol_name): Delete.
5931 (pic_helper_emitted_p): Delete.
5932 (pic_helper_needed): New.
5933 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5934 (get_pc_thunk_name): New.
5935 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5936 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5937 Set pic_helper_needed to true. Don't call emit_pic_helper.
5938 (sparc_expand_prologue): Update load_pic_register call.
5939 (sparc_output_mi_thunk): Likewise.
5940 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5941 thunk if possible. Output CFI information as needed.
5943 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5944 Jack Howarth <howarth@bromo.med.uc.edu>
5947 * config/i386/i386.h: Fix ABI on darwin x86-32.
5949 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5951 * tree.h: Declare make_decl_rtl_for_debug.
5952 * varasm.c (make_decl_rtl_for_debug): New.
5953 * dwarf2out.c (rtl_for_decl_location): Call it.
5954 * cfgexpand.c (expand_debug_expr): Call it.
5956 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5959 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5963 * var-tracking.c (vt_init_cfa_base): Do nothing if
5964 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5966 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5969 * var-tracking.c (canonicalize_vars_star): New.
5970 (dataflow_post_merge_adjust): Use it.
5972 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5975 * var-tracking.c (non_suitable_const): New function.
5976 (add_uses): For DEBUG_INSNs with constants, don't record any
5977 value, instead just the constant value itself.
5978 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5979 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5980 (emit_notes_in_bb): Likewise.
5981 (emit_note_insn_var_location): For onepart variables if
5982 cur_loc is a VOIDmode constant, use DECL_MODE.
5984 2010-03-18 Martin Jambor <mjambor@suse.cz>
5987 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5988 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5989 all non-clones. Moved call redirection...
5990 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5991 (cgraph_materialize_all_clones): Dispose of all
5992 combined_args_to_skip bitmaps.
5993 (verify_cgraph_node): Do not check for edges pointing to wrong
5994 nodes in inline clones.
5995 * tree-inline.c (copy_bb): Call
5996 cgraph_redirect_edge_call_stmt_to_callee.
5997 * ipa.c (cgraph_remove_unreachable_nodes): Call
5998 cgraph_node_remove_callees even when there are used clones.
6000 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6002 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6004 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6007 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6010 2010-03-18 Michael Matz <matz@suse.de>
6013 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6014 into sqrt(x) if we need to preserve signed zeros.
6016 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6017 Eric Botcazou <ebotcazou@adacore.com>
6019 PR rtl-optimization/43360
6020 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6021 note if we don't know its invariant status.
6023 2010-03-18 Michael Matz <matz@suse.de>
6025 PR tree-optimization/43402
6026 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6027 PHI chains of ssa names registered for update.
6029 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6032 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6033 non-offsettable and pre_modify update addressing.
6034 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6035 and "2" alternatives "#".
6036 (*movdd_softfloat32): Make all alternatives "#";
6037 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6038 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6039 (*movdf_softfloat32): Make all alternatives "#";
6040 (movdi): Use the new DIFD mode iterator to create a common splitter
6041 for movdi, movdf and movdd patterns.
6043 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6045 * common.opt (dumpdir): Remove redundant tab.
6047 2010-03-17 Martin Jambor <mjambor@suse.cz>
6049 PR tree-optimization/43347
6050 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6051 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6053 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6055 PR rtl-optimization/42216
6056 * regrename.c (create_new_chain): New function, broken out from...
6057 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6058 appending a use to an empty chain.
6059 (build_def_use): Remove previous changes that convert OP_INOUT to
6060 OP_OUT operands; instead detect the case where an OP_INOUT operand
6061 uses a previously untracked register and create an empty chain for it.
6063 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6065 * doc/extend.texi (Function Attributes): Rewrite unfinished
6066 sentence in ms_abi documentation.
6068 2010-03-17 Alan Modra <amodra@gmail.com>
6070 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6071 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6072 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6073 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6075 2010-03-16 Richard Henderson <rth@redhat.com>
6078 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6079 (lower_try_finally): Save and restore eh_seq around the expansion
6082 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6084 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6085 statements before splitting block.
6087 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6089 * doc/sourcebuild.texi (Testsuites): Fix markup.
6090 Use pathnames relative to gcc/testsuite.
6091 (Test Directives): Move description of how timeout is determined.
6092 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6093 (C Tests): Correct gcc.misc-tests directory.
6094 Framework tests now live in gcc.test-framework.
6096 2010-03-16 Richard Guenther <rguenther@suse.de>
6099 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6100 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6102 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6103 Alexandre Oliva <aoliva@redhat.com>
6105 PR tree-optimization/42917
6106 * lambda-code.c (remove_iv): Skip debug statements.
6107 (lambda_loopnest_to_gcc_loopnest): Likewise.
6108 (not_interesting_stmt): Debug statements are not interesting.
6110 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6114 * cselib.c (cselib_preserve_constants,
6115 cfa_base_preserved_val): New static variables.
6116 (preserve_only_constants): New function.
6117 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6118 clear its REG_VALUES. If cselib_preserve_constants, don't
6119 empty the whole hash table, but preserve there VALUEs with constants,
6120 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6121 (cselib_preserve_cfa_base_value): New function.
6122 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6123 (cselib_init): Change argument to int bitfield. Set
6124 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6126 (cselib_finish): Clear cselib_preserve_constants and
6127 cfa_base_preserved_val.
6128 * cselib.h (enum cselib_record_what): New enum.
6129 (cselib_init): Change argument to int.
6130 (cselib_preserve_cfa_base_value): New prototype.
6131 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6132 * dse.c (dse_step1): Likewise.
6133 * cfgcleanup.c (thread_jump): Likewise.
6134 * sched-deps.c (sched_analyze): Likewise.
6135 * gcse.c (local_cprop_pass): Likewise.
6136 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6137 If FN is non-NULL, call the callback always and whenever it returns
6138 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6139 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6140 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6141 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6142 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6143 * var-tracking.c: Include recog.h.
6144 (bb_stack_adjust_offset): Remove.
6145 (vt_stack_adjustments): Don't call it, instead just gather the
6146 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6147 (adjust_stack_reference): Remove.
6148 (compute_cfa_pointer): New function.
6149 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6150 (struct adjust_mem_data): New type.
6151 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6153 (get_address_mode): New function.
6154 (replace_expr_with_values): Use it.
6155 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6156 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6157 (adjust_sets): Remove.
6158 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6159 Use get_address_mode.
6160 (get_adjusted_src): Remove.
6161 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6162 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6163 (add_with_sets): Don't call adjust_sets.
6164 (fp_setter, vt_init_cfa_base): New functions.
6165 (vt_initialize): Change return type to bool. Move most of pool etc.
6166 initialization to the beginning of the function from end. Pass
6167 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6168 If !frame_pointer_needed, call vt_stack_adjustment before mos
6169 vector is filled, call vt_init_cfa_base if argp/framep has been
6170 eliminated to sp. If frame_pointer_needed and argp/framep has
6171 been eliminated to hard frame pointer, set
6172 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6173 encountering fp setter in the prologue. For MO_ADJUST, call
6174 log_op_type before pusing the op into mos vector, not afterwards.
6175 Call adjust_insn before cselib_process_insn/add_with_sets,
6176 call cancel_changes (0) afterwards.
6177 (variable_tracking_main_1): Adjust for vt_initialize calling
6178 vt_stack_adjustments and returning whether it succeeded or not.
6180 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6182 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6185 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6187 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6189 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6190 drap_reg has not been set.
6192 2010-03-15 Michael Matz <matz@suse.de>
6195 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6196 use it to expand block copies.
6197 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6198 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6199 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6201 2010-03-15 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/43367
6204 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6207 2010-03-15 Richard Guenther <rguenther@suse.de>
6209 PR tree-optimization/43317
6210 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6212 2010-03-15 Martin Jambor <mjambor@suse.cz>
6214 PR tree-optimization/43141
6215 * tree-sra.c (create_abstract_origin): New function.
6216 (modify_function): Call create_abstract_origin.
6218 2010-03-15 Chris Demetriou <cgd@google.com>
6220 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6223 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6226 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6227 call insert_out_of_ssa_copy for default definitions.
6229 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6231 * graphite-clast-to-gimple.c (my_long_long): Defined.
6232 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6233 * graphite-sese-to-poly.c (my_long_long): Defined.
6234 (scop_ivs_can_be_represented): Use it.
6236 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6238 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6239 graphite-max-bbs-per-function, and loop-block-tile-size.
6240 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6242 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6244 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6246 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6247 forward declaration.
6248 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6249 (add_upper_bounds_from_estimated_nit): New.
6250 (build_loop_iteration_domains): Use it.
6252 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6254 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6256 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6259 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6260 should be an INTEGER_CST. Also handle CASE_CONVERT.
6262 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6264 * graphite.c (graphite_initialize): To bound the number of bbs per
6265 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6266 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6267 * doc/invoke.texi: Document it.
6269 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6271 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6272 * graphite-sese-to-poly.h (build_poly_scop): Same.
6274 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6276 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6277 the number of parameters in the scop. Use as an upper bound
6278 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6279 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6280 * doc/invoke.texi: Document it.
6282 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6284 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6285 * doc/c-tree.texi: Remove.
6286 * doc/generic.texi: Merge c-tree.texi here.
6287 * doc/gccint.texi (Trees): Remove menu entry.
6288 (c-tree.texi): Remove @include.
6289 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6290 * doc/languages.texi (Reading RTL): Ditto.
6292 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6295 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6297 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6300 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6301 code added to work around reload clobbering CONST insns.
6303 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6305 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6306 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6307 (cselib_preserve_only_values): Remove retain argument, don't
6308 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6309 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6310 * var-tracking.c (micro_operation): Move insn field before union.
6311 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6312 (struct variable_tracking_info_def): Remove n_mos field, change
6313 mos into a vector of micro_operations.
6314 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6315 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6316 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6317 changing into a vector.
6318 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6319 come before all other uops generated by add_stores.
6320 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6322 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6323 a vector. Run just one pass over the bbs instead of separate counting
6324 and computation phase.
6325 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6328 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6329 into *nonlocalized_list vector.
6330 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6331 even if origin is non-NULL.
6332 (gen_variable_die): Likewise.
6333 (process_scope_var): Don't change origin.
6334 (gen_decl_die): Likewise.
6335 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6336 before adding new edges instead of after it, fix moving over
6339 2010-03-11 David S. Miller <davem@davemloft.net>
6341 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6343 * configure: Rebuild.
6345 2010-03-11 Martin Jambor <mjambor@suse.cz>
6347 PR tree-optimization/43257
6348 * tree.c (assign_assembler_name_if_neeeded): New function.
6349 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6351 * tree.h (assign_assembler_name_if_neeeded): Declare.
6352 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6353 the function if needed.
6355 2010-03-11 Chris Demetriou <cgd@google.com>
6357 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6358 include/stdint-gcc.h, and include/stdint.h world-readable.
6360 2010-03-11 Richard Guenther <rguenther@suse.de>
6362 PR tree-optimization/43255
6363 * tree-vrp.c (process_assert_insertions_for): Do not insert
6364 asserts for trivial conditions.
6366 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6368 PR tree-optimization/43280
6369 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6370 generation. Move calculation of size out of the if branch.
6371 (find_bswap): Modify compare number generation.
6373 2010-03-11 Richard Guenther <rguenther@suse.de>
6376 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6377 (input_gimple_stmt): Fixup handled component types during
6378 operand read. Also fix up decls in ADDR_EXPRs.
6380 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6382 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6383 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6385 2010-03-10 Jan Hubicka <jh@suse.cz>
6388 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6389 * varasm.c (get_variable_section): Don't do that here...
6390 (make_decl_rtl): ... and here.
6391 (do_assemble_alias): Produce decl RTL.
6392 (assemble_alias): Likewise.
6394 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6397 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6398 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6400 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6401 (based_loc_descr): Only express drap or vdrap regno based expressions
6402 using DW_OP_fbreg when not optimizing.
6403 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6404 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6405 REG_CFA_SET_VDRAP note.
6407 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6409 PR tree-optimization/43236
6410 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6411 error in calculation of base address in reverse iteration case.
6412 (generate_builtin): Take number of latch executions if the statement
6415 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6418 * tree-eh.c: Include pointer-set.h.
6419 (lower_eh_dispatch): Filter out duplicate case labels and
6420 remove the unneeded edge when the label is unused. Return
6421 true when some edges are removed.
6422 (execute_lower_eh_dispatch): When any lowering resulted in
6423 removing an edge, also delete unreachable blocks.
6425 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6428 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6429 UNSPEC_MACHOPIC_OFFSET.
6431 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6434 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6435 (m68k_delegitimize_address): New function.
6437 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6440 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6443 * var-tracking.c (adjust_sets): New function.
6444 (count_with_sets, add_with_sets): Use it.
6445 (get_adjusted_src): New inline function.
6446 (add_stores): Use it.
6449 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6450 call cselib_dummy_expand_value_rtx_cb instead of
6451 cselib_expand_value_rtx_cb.
6454 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6455 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6456 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6457 and .cfi_endproc around the pic thunks.
6458 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6459 all queued unwind info register saves are saved before the call.
6460 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6461 considered as sp-=4 for unwind info and the pop as sp+=4 which
6462 also clobbers dest, but doesn't actually restore it.
6465 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6466 RTX_FRAME_RELATED_P.
6468 2010-03-09 Jie Zhang <jie@codesourcery.com>
6470 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6471 whitespaces in output template.
6473 2010-03-09 Jie Zhang <jie@codesourcery.com>
6475 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6478 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6480 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6481 builtins.exp in a separate job.
6483 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6485 * graphite-sese-to-poly.c (add_param_constraints): Use
6486 lower_bound_in_type and upper_bound_in_type.
6488 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6490 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6491 instead of unsigned_type_node.
6493 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6494 Reza Yazdani <reza.yazdani@amd.com>
6497 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6498 on pointer type parameters.
6500 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6504 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6505 handle conversions from pointer to integers.
6506 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6507 induction variable, to be able to work with code generated by CLooG.
6508 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6509 (build_poly_scop): Bail out if we cannot codegen a loop.
6511 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6513 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6514 code generation with gloog_error.
6516 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6518 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6519 Call fold_convert on all the returned values.
6520 (expand_scalar_variables_expr): Pass to
6521 expand_scalar_variables_ssa_name the type of the resulting expression.
6523 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6525 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6526 ppl_min_for_le_pointset.
6527 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6528 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6530 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6532 * graphite-dependences.c (map_into_dep_poly): Removed.
6533 (dependence_polyhedron_1): Use combine_context_id_scat.
6535 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6537 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6538 (struct poly_bb): Same.
6539 (combine_context_id_scat): New.
6541 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6544 * sese.c (name_defined_in_loop_p): Return false for default
6547 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6549 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6550 and clean up the logic.
6552 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6554 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6557 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6559 * var-tracking.c (remove_cselib_value_chains): Define only for
6561 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6562 delete_slot_part, emit_notes_for_differences_1): Don't call
6563 remove_cselib_value_chains here.
6564 (set_slot_part, emit_notes_for_differences_2): Don't call
6565 add_cselib_value_chains here.
6566 (preserved_values): New vector.
6567 (preserve_value): New function.
6568 (add_uses, add_stores, vt_add_function_parameters): Use it
6569 instead of cselib_preserve_value.
6570 (changed_values_stack): New vector.
6571 (check_changed_vars_0): New function.
6572 (check_changed_vars_1, check_changed_vars_2): Use it.
6573 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6574 changed_values_stack VALUEs.
6575 (vt_emit_notes): For all preserved_values call
6576 add_cselib_value_chains. If ENABLE_CHECKING call
6577 remove_cselib_value_chains before verifying value_chains is empty.
6578 Initialize and free changed_values_stack.
6579 (vt_initialize): Initialize preserved_values.
6580 (vt_finalize): Free preserved_values.
6582 2010-03-08 Richard Guenther <rguenther@suse.de>
6584 PR tree-optimization/43269
6585 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6588 2010-03-08 Martin Jambor <mjambor@suse.cz>
6590 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6591 (ipa_is_param_called): Removed.
6592 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6593 (ipa_print_node_params): Do not print the called flag.
6594 (ipa_write_node_info): Do not stream the called flag.
6595 (ipa_read_node_info): Likewise.
6597 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6600 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6601 * cselib.c (struct expand_value_data): Add dummy field.
6602 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6604 (cselib_dummy_expand_value_rtx_cb): New function.
6605 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6607 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6608 * var-tracking.c: Include pointer-set.h.
6609 (variable): Change n_var_parts to char from int. Add
6610 cur_loc_changed and in_changed_variables fields.
6611 (variable_canonicalize): Remove.
6612 (shared_var_p): New inline function.
6613 (unshare_variable): Maintain cur_loc_changed and
6614 in_changed_variables fields. If var was in changed_variables,
6615 replace it there with new_var. Just copy cur_loc instead of
6616 resetting it to something else.
6617 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6618 (dataflow_set_union): Don't call variable_canonicalize.
6619 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6620 of their DEBUG_EXPR_TREE_DECLs.
6621 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6622 and in_changed_variables and cur_loc_changed is false.
6623 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6624 and cur_loc_changed. Don't update cur_loc here.
6625 (variable_merge_over_src): Don't call variable_canonicalize.
6626 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6627 removing loc that is equal to cur_loc, clear cur_loc,
6628 set cur_loc_changed and ensure variable_was_changed is called.
6629 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6630 compare pointers in cur_loc check, if it is equal to loc,
6631 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6632 (variable_different_p): Remove compare_current_location argument,
6633 don't compare cur_loc.
6634 (dataflow_set_different_1): Adjust variable_different_p caller.
6635 (variable_was_changed): If dv had some var in changed_variables
6636 already, reset in_changed_variables flag for it and propagate
6637 cur_loc_changed over to the new variable. On empty var
6638 always set cur_loc_changed. Set in_changed_variables on whatever
6639 var is added to changed_variables.
6640 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6641 Use shared_var_p. When removing loc that is equal to cur_loc,
6642 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6643 end, don't set it to something else, just call variable_was_changed.
6644 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6645 loc being removed, clear cur_loc and set cur_loc_changed.
6646 Set cur_loc_changed if all locations have been removed.
6647 (struct expand_loc_callback_data): New type.
6648 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6649 allocated. Always create SUBREGs if simplify_subreg failed.
6650 Prefer to use cur_loc, when that fails and still in
6651 changed_variables (and seen first time) recompute it. Set
6652 cur_loc_changed of variables which had to change cur_loc and
6653 compute elcd->cur_loc_changed if any of the subexpressions used
6654 had to change cur_loc.
6655 (vt_expand_loc): Adjust to pass arguments in
6656 expand_loc_callback_data structure.
6657 (vt_expand_loc_dummy): New function.
6658 (emitted_notes): New variable.
6659 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6660 that weren't used for any other decl in current
6661 emit_notes_for_changes call call vt_expand_loc_dummy to update
6662 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6663 first loc_chain location if NULL before. Always use just
6664 cur_loc instead of first loc_chain location. When cur_loc_changed
6665 is false, when not --enable-checking=rtl just don't emit any note.
6666 When rtl checking, compute the note and assert it is the same
6667 as previous note. Clear cur_loc_changed and in_changed_variables
6668 at the end before removing from changed_variables.
6669 (check_changed_vars_3): New function.
6670 (emit_notes_for_changes): Traverse changed_vars to call
6671 check_changed_vars_3 on each changed var.
6672 (emit_notes_for_differences_1): Clear cur_loc_changed and
6673 in_changed_variables. Recompute cur_loc of new_var.
6674 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6675 (vt_emit_notes): Initialize and destroy emitted_notes.
6677 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6679 PR rtl-optimization/42220
6680 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6681 Use verify_reg_tracked to determine if we should use OP_OUT rather
6683 (build_def_use): If we see an in-out operand for a register that we
6684 know nothing about, treat is an output if possible, fail the block if
6687 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6690 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6693 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6696 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6697 uses of relevant DEFs that are dead outside the loop too.
6699 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6701 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6703 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6705 * var-tracking.c (values_to_unmark): New variable.
6706 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6707 values_to_unmark vector. Moved body to...
6708 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6709 instead queue it into values_to_unmark vector.
6710 (vt_find_locations): Free values_to_unmark vector.
6712 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6714 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6715 (site.exp): Export them when plugins are enabled.
6717 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6720 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6722 (chrec_fold_multiply): Same.
6724 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6727 * c-decl.c (build_compound_literal): Return early if init is
6730 2010-03-04 Martin Jambor <mjambor@suse.cz>
6732 PR tree-optimization/43164
6733 PR tree-optimization/43191
6734 * tree-sra.c (type_consists_of_records_p): Reject records with
6735 zero-size bit-fields at the end.
6737 2010-03-04 Mike Stump <mikestump@comcast.net>
6739 * Makefile.in (TAGS): Remove *.y.
6741 2010-03-04 Richard Guenther <rguenther@suse.de>
6743 PR tree-optimization/40761
6744 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6746 (my_rev_post_order_compute): New function.
6747 (init_pre): Call it.
6749 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6752 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6753 decrease the cost of an IV candidate when the cost is infinite.
6755 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6757 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6758 Use '3DNow!' for the extension of that name, ensure normal space
6760 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6762 2010-03-03 Jeff Law <law@redhat.com>
6764 * PR middle-end/32693
6765 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6766 than gen_rtx_SUBREG.
6767 (extract_bit_field_1): Likewise.
6769 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6771 * doc/sourcebuild.texi (Test directives): Document that arguments
6772 include-opts and exclude-opts are now optional for dg-skip-if,
6773 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6775 2010-03-03 Jason Merrill <jason@redhat.com>
6778 * cgraph.h (varpool_node): Add extra_name field.
6779 * varpool.c (varpool_extra_name_alias): New.
6780 (varpool_assemble_decl): Emit extra name aliases.
6781 (varpool_mark_needed_node): Look past an extra name alias.
6782 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6783 * lto-streamer-in.c (lto_input_tree): Read it.
6784 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6786 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6788 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6789 (sparc*-*-solaris2*): ...this.
6791 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6794 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6795 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6796 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6797 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6800 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6801 fallthrough to default handling, just with want_address 0 instead of 2.
6802 For single element lists, add_AT_loc directly, otherwise create an
6803 artificial variable DIE and stick location list to it.
6806 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6807 (VAL_EXPR_HAS_REVERSE): Define.
6808 (reverse_op): New function.
6809 (add_stores): For reversible operations add an extra MO_VAL_USE.
6811 2010-03-02 Jason Merrill <jason@redhat.com>
6813 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6815 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6817 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6818 (sparc64-*-linux*): Likewise.
6819 (sparc64-*-solaris2*): Include assembler files before linker ones.
6820 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6821 * config/sparc/gas.h: Delete.
6822 * config/sparc/sol2-64.h: Add copyright notice.
6823 * config/sparc/sol2-gas-bi.h: Likewise.
6824 * config/sparc/sol2-gld.h: Likewise.
6825 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6826 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6827 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6828 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6829 (sparc_elf_asm_named_section): Rename into...
6830 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6832 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6834 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6836 2010-03-02 Jeff Law <law@redhat.com>
6839 * reload1.c (rtx_p, substitute_stack): Declare.
6840 (substitute): Record addresses of changed rtxs.
6841 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6842 Restore the original rtx when complete.
6843 (reload): Free subsitute_stack when complete.
6845 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6847 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6848 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6850 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6851 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6852 Torture Tests): Change from subsection to section.
6854 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6855 Steven Bosscher <steven@gcc.gnu.org>
6857 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6860 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6863 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6864 the assignment from the new induction variable to the assignment
6865 of the value from the original loop PHI function.
6867 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6868 Daniel Jacobowitz <dan@codesourcery.com>
6870 * doc/sourcebuild.texi (Test directives): Clarify options to
6873 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6875 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6876 Disable cfi directives unless GCC and gas agree on using read-only
6877 .eh_frame sections for 64-bit.
6878 * configure: Regenerate.
6880 2010-03-01 Richard Guenther <rguenther@suse.de>
6882 PR tree-optimization/43220
6883 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6884 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6886 2010-03-01 Richard Guenther <rguenther@suse.de>
6887 Martin Jambor <mjambor@suse.cz>
6890 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6891 gimplified parameters.
6893 2010-03-01 Christian Bruel <christian.bruel@st.com>
6895 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6897 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6899 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6901 2010-03-01 Richard Guenther <rguenther@suse.de>
6904 * expr.c (expand_assignment): Use the alias-oracle to tell
6905 if the rhs aliases the result decl.
6907 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6910 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6911 to sol_gt_pch_get_address.
6912 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6913 64-bit, SPARC and x86.
6914 (sol_gt_pch_get_address): New function.
6916 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6918 * toplev.h (inform_n, error_n): Declare.
6919 * diagnostic.c (inform_n, error_n): New function.
6921 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6923 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6924 has no rtl yet when processing local_decls, queue it and recheck
6925 if deferred stack allocation hasn't assigned it rtl.
6927 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6929 * config/sh/sh.c (unspec_bbr_uid): New.
6930 (gen_block_redirect): Use it instead of INSN_UID.
6931 (gen_far_branch): Likewise.
6933 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6935 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6936 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6938 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6940 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6941 (Warning Options): -Wno-conversion-null is valid for
6942 Objective-C++ as well.
6943 * doc/tm.texi (Named Address Spaces): Likewise.
6944 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6945 * doc/tree-ssa.texi (Tree SSA): Likewise.
6947 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6950 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6951 by default. Don't set the default arch for
6952 i[34567]86-*-darwin*|x86_64-*-darwin*.
6954 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6957 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6958 default. Set the default 32bit/64bit archs with $with_arch
6959 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6961 2010-02-27 Richard Guenther <rguenther@suse.de>
6963 PR tree-optimization/43186
6964 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6965 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6966 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6967 unroller iterations.
6969 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6971 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6972 required and i[34567]86-*-* targets don't support 64bit ISA.
6974 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6977 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6980 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6982 * config.gcc: Set the default arch at least to Prescott for
6983 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6984 if SSE math is enabled.
6986 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6988 * diagnostic.c (diagnostic_initialize): Update.
6989 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6991 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6992 (diagnostic_inhibit_notes): New.
6993 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6995 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6998 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6999 * doc/standards.texi: Likewise.
7000 * doc/extend.texi: Likewise.
7001 * doc/trouble.texi: Likewise.
7002 * doc/cppopts.texi: Likewise.
7003 * doc/install.texi: Likewise.
7004 * c.opt (std=c90,std=gnu90): New options.
7005 * c-opts.c (c_common_handle_option): Handle them.
7007 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7010 * c-decl.c (undeclared_variable): Use an informative note.
7012 2010-02-26 Richard Guenther <rguenther@suse.de>
7014 PR tree-optimization/43186
7015 * gimple.h (gimple_fold): Remove.
7016 * gimple.c (gimple_fold): Remove. Inline into single user ...
7017 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7018 Try harder for conditions.
7020 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7023 * function.c (used_types_insert): Don't skip through named pointer
7024 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7025 and it is different from the main variant's type.
7027 2010-02-26 Nick Clifton <nickc@redhat.com>
7029 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7031 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7033 * config.gcc: Support --with-fpmath=sse for x86.
7035 * config/i386/ssemath.h: New.
7037 * doc/install.texi (--with-fpmath=sse): Documented.
7039 2010-02-26 Richard Guenther <rguenther@suse.de>
7041 PR tree-optimization/43188
7042 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7043 vector types of over-aligned element type.
7045 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7048 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7049 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7051 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7053 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7055 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7057 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7058 * var-tracking.c: Include diagnostic.h.
7059 (debug_dv): New function.
7060 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7063 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7064 (add_value_chain, add_value_chains, remove_value_chain,
7065 remove_value_chains): Handle DEBUG_EXPRs.
7066 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7069 * regcprop.c (struct queued_debug_insn_change): New type.
7070 (struct value_data_entry): Add debug_insn_changes field.
7071 (struct value_data): Add n_debug_insn_changes field.
7072 (debug_insn_changes_pool): New variable.
7073 (free_debug_insn_changes, apply_debug_insn_changes,
7074 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7075 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7076 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7078 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7080 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7081 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7082 changes, call cprop_find_used_regs via note_stores.
7083 (copyprop_hardreg_forward): When copying vd from predecessor
7084 which has any queued DEBUG_INSN changes, make sure the pointers are
7085 cleared. At the end call df_analyze and then if there are any
7086 DEBUG_INSN changes queued at the end of some basic block for still
7087 live registers, apply them.
7088 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7090 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7092 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7095 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7097 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7098 targets. Set the default with_cpu/with_arch from arch/cpu.
7099 Allow x86-64 and native for with_cpu/with_arch.
7101 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7103 * ebitmap.c: Change calls to verify_popcount with calls to
7104 sbitmap_verify_popcount.
7105 (ebitmap_clear_bit): Fixed map->cacheindex test and
7106 map>cache update when bit clearing results in an empty
7109 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7112 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7113 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7114 and support both V2DF and V2DI modes.
7115 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7116 support both V2DF and V2DI modes.
7117 (general): Delete trailing whitespace from a few patterns.
7119 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7120 V2DF/V2DI interleave high/low builtins.
7122 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7125 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7126 interleave high/low functions.
7128 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7130 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7131 #pragma extern_prefix.
7133 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7136 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7137 BLKmode, assert op0 is a MEM and just adjust its mode.
7140 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7141 if bitpos isn't multiple of mode's bitsize.
7143 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7145 * c.opt (-ftemplate-depth=): New.
7146 (-ftemplate-depth-): Deprecate.
7147 * optc-gen.awk: Handle -ftemplate-depth=.
7148 * opth-gen.awk: Likewise.
7149 * c-opts.c (c_common_handle_option): Likewise.
7150 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7152 2010-02-24 Jason Merrill <jason@redhat.com>
7154 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7156 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7158 * cfg.c (alloc_aux_for_block): Remove inline.
7159 (alloc_aux_for_edge): Likewise.
7161 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7163 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7165 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7167 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7168 * config/i386/sol2-gas.h: New file.
7169 * config.gcc (i[34567]86-*-solaris2*): Use it.
7171 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7174 * c-typeck.c (ep_convert_and_check): New.
7175 (build_conditional_expr): Use it.
7176 (build_binary_op): Likewise.
7178 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7180 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7183 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7184 bounds even for -O+.
7185 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7186 expr needs to have DECL_NAME set.
7188 2010-02-24 Nick Clifton <nickc@redhat.com>
7190 * config/mep/mep.c: Include gimple.h.
7191 (mep_function_uses_sp): Delete unused function.
7192 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7193 parameters. Use unsigned integers to count args. Return a
7194 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7196 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7199 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7200 greater or equal to nelt instead of 2 * nelt.
7201 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7204 2010-02-23 Jason Merrill <jason@redhat.com>
7207 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7208 in cfun->local_decls even if they have register types.
7211 * stor-layout.c (place_field): Don't warn about unnecessary
7212 DECL_PACKED if the type is packed.
7214 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7217 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7218 GOTOFF relocs, even when the base reg isn't pic pointer.
7220 2010-02-23 Michael Matz <matz@suse.de>
7223 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7224 (expand_gimple_basic_block): Generate and use debug temps if there
7225 are debug uses left after the last real use of TERed ssa names.
7226 Unlink debug immediate uses when they are expanded.
7228 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7231 * config/i386/i386.c (override_options): Reorganise to provide
7232 better error messages.
7234 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7237 * graphite-scop-detection.c (create_single_exit_edge): Move
7238 the call to find_single_exit_edge to....
7239 (create_sese_edges): ...here. Don't handle multiple edges
7240 exiting the function.
7241 (build_graphite_scops): Don't handle multiple edges
7242 exiting the function.
7244 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7247 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7248 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7250 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7253 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7255 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7258 * c-typeck.c (convert_arguments): Print declaration location.
7259 * c-common.c (validate_nargs): Rename as
7260 builtin_function_validate_nargs.
7261 (check_builtin_function_arguments): Update.
7263 2010-02-22 Richard Guenther <rguenther@suse.de>
7266 * tree-inline.c (declare_return_variable): Use the type of
7267 the call stmt lhs if available.
7269 2010-02-22 Duncan Sands <baldrick@free.fr>
7271 * passes.c (register_pass): Always consider all pass lists when
7272 ref_pass_instance_number is zero.
7274 2010-02-22 Richard Guenther <rguenther@suse.de>
7276 PR tree-optimization/42749
7277 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7278 parameter. Do arithmetic in the original type.
7279 (update_accumulator_with_ops): Likewise.
7280 (adjust_accumulator_values): Adjust.
7282 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7284 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7285 (QI to BLKmode splitter): New splitter.
7287 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7289 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7290 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7292 2010-02-22 Richard Guenther <rguenther@suse.de>
7294 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7296 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7298 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7299 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7300 ($(T)crti.o, $(T)crtn.o): Remove rules.
7302 2010-02-21 Tobias Burnus <burnus@net-b.de>
7305 * doc/invoke.texi (-fassociative-math): Document that this
7306 option is automatically enabled for Fortran.
7308 2010-02-20 David S. Miller <davem@davemloft.net>
7310 * configure.ac: Test if linker and assembler properly support
7311 GOTDATA_OP relocations.
7312 * configure: Rebuild.
7313 * config.in: Likewise.
7314 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7315 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7316 (movsi_high_pic): Likewise.
7317 (movdi_lo_sum_pic): Likewise.
7318 (movdi_high_pic): Likewise.
7319 (movsi_pic_gotdata_op): New pattern.
7320 (movdi_pic_gotdata_op): Likewise.
7321 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7322 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7324 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7327 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7328 attribute to ssemul.
7329 (xop_mulv2div2di3_high): Ditto.
7331 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7334 * c.opt (Wconversion-null): New option.
7335 * doc/invoke.texi (Wconversion-null): Document.
7337 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7339 * common.opt (Wlarger-than-): Add Undocumented.
7341 2010-02-19 Mike Stump <mikestump@comcast.net>
7343 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7345 2010-02-19 Jason Merrill <jason@redhat.com>
7348 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7349 * configure: Likewise.
7351 2010-02-20 Alan Modra <amodra@gmail.com>
7354 * cgraph.h (cgraph_make_decl_local): Declare.
7355 * cgraph.c (cgraph_make_decl_local): New function.
7356 (cgraph_make_node_local): Use it.
7357 * cgraphunit.c (cgraph_function_versioning): Likewise.
7358 * ipa.c (function_and_variable_visibility): Likewise.
7360 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7363 * except.c (sjlj_emit_function_enter): Don't call
7364 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7366 * rtl.h (add_reg_br_prob_note): Remove prototype.
7368 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7371 * c-common.c (conversion_warning): Remove widening conversions
7372 before checking the conversion of integers to reals.
7374 2010-02-19 Mike Stump <mikestump@comcast.net>
7377 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7380 * cgraphunit.c (process_function_and_variable_attributes): Check
7381 DECL_PRESERVE_P instead of looking up attribute "used".
7382 * ipa-pure-const.c (check_decl): Likewise.
7383 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7384 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7385 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7386 instead of attribute "used".
7387 * config/sol2-c.c (solaris_pragma_init): Likewise.
7388 (solaris_pragma_fini): Likewise.
7390 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7392 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7393 Use XCNEW instead of xcalloc.
7394 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7395 XNEW instead of xmalloc.
7396 (get_fields): Use XNEWVEC instead of xmalloc.
7399 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7400 populate vars array.
7401 (create_new_general_access): For debug stmts just reset value.
7402 (get_stmt_accesses): For accesses within debug stmts just record them
7403 using add_access_to_acc_sites instead of preventing the peeling or
7404 counting them as accesses.
7407 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7409 2010-02-19 Richard Guenther <rguenther@suse.de>
7411 PR tree-optimization/42916
7412 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7415 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7417 * configure.ac: Replace all uses of changequote in macro arguments
7418 with proper quoting.
7420 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7423 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7425 2010-02-19 Richard Guenther <rguenther@suse.de>
7427 PR tree-optimization/42944
7428 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7429 test for aliasing with errno.
7431 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7434 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7435 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7436 * dojump.c: Include output.h.
7437 (inv): New inline function.
7438 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7439 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7440 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7441 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7442 argument, pass it down to other calls.
7443 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7444 add REG_BR_PROB note to the conditional jump.
7445 * cfgexpand.c (add_reg_br_prob_note): Removed.
7446 (expand_gimple_cond): Don't call it, add the probability
7447 as last argument to jumpif_1/jumpifnot_1.
7448 * Makefile.in (dojump.o): Depend on output.h.
7449 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7451 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7452 * stmt.c (do_jump_if_equal): Likewise.
7453 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7454 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7455 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7457 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7458 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7459 jumpifnot_1 callers.
7460 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7462 (store_expr): Adjust jumpifnot caller.
7463 (store_constructor): Adjust jumpif caller.
7466 * gimplify.c (gimple_boolify): For __builtin_expect call
7467 gimple_boolify also on its first argument.
7469 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7471 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7473 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7474 * configure: Regenerated.
7476 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7478 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7479 lang_hooks.types_compatible_p instead of comptypes.
7481 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7483 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7484 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7485 if __prefer_thumb__ is defined.
7487 2010-02-18 Martin Jambor <mjambor@suse.cz>
7489 PR tree-optimization/43066
7490 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7491 array with zero-sized element type.
7493 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7495 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7496 rtx, allocate struct var_loc_node here and return it to the
7497 caller, and only if it is actually needed.
7498 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7499 move it earlier and return immediately if it returns NULL.
7501 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7503 * config/sparc/gas.h: New file. Restore
7504 TARGET_ASM_NAMED_SECTION to its ELF default.
7505 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7507 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7508 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7509 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7510 after sparc/sysv4.h.
7512 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7514 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7516 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7518 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7519 patterns from predicated pattern.
7521 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7524 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7525 for insn mnemonic suffix.
7527 2010-02-17 Richard Guenther <rguenther@suse.de>
7529 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7532 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7535 * caller-save.c (save_call_clobbered_regs): If BB ends with
7536 a DEBUG_INSN, move any notes in between last real insn and the last
7537 DEBUG_INSN after the last DEBUG_INSN.
7539 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7541 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7542 Fix return type. Fix argument type. Explain meaning of return value.
7544 2010-02-16 Richard Guenther <rguenther@suse.de>
7546 PR tree-optimization/41043
7547 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7548 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7550 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7552 2010-02-16 Ira Rosen <irar@il.ibm.com>
7554 PR tree-optimization/43074
7555 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7556 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7557 vectorizable cycles in hybrid SLP check.
7558 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7560 2010-02-16 Richard Guenther <rguenther@suse.de>
7562 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7563 (true_dependence): If memrefs_conflict_p computes must-alias
7564 trust it. Move TBAA check after offset-based disambiguation.
7565 (canon_true_dependence): Likewise.
7567 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7569 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7570 * doc/invoke.texi: Document it.
7571 * var-tracking.c: Include toplev.h and params.h.
7572 (vt_find_locations): Return bool indicating success. Compute
7573 hash sizes unconditionally. Check new parameter, report.
7574 (variable_tracking_main_1): Check vt_find_locations results and
7575 retry. Renamed from...
7576 (variable_tracking_main): ... this. New wrapper to preserve
7577 flag_var_tracking_assignments.
7578 * Makefile.in (var-tracking.o): Adjust dependencies.
7580 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7581 Jakub Jelinek <jakub@redhat.com>
7584 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7585 if weak_import attribute is present.
7586 * config/darwin.c (machopic_select_section): Likewise.
7588 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7590 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7591 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7592 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7593 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7595 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7598 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7601 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7602 Rewrite text to refer to the names.
7604 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7606 * config/i386/i386-builtin-types.def
7607 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7608 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7609 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7610 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7611 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7612 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7613 IX86_BUILTIN_VPERMIL2PS256.
7614 (MULTI_ARG_4_DF2_DI_I): Defined.
7615 (MULTI_ARG_4_DF2_DI_I1): Defined.
7616 (MULTI_ARG_4_SF2_SI_I): Defined.
7617 (MULTI_ARG_4_SF2_SI_I1): Defined.
7618 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7619 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7620 __builtin_ia32_vpermil2ps256.
7621 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7622 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7623 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7624 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7625 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7626 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7627 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7628 CODE_FOR_xop_vpermil2v8sf3.
7629 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7630 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7631 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7632 (_mm256_permute2_pd): New.
7633 (_mm_permute2_ps): New.
7634 (_mm256_permute2_ps): New.
7636 2010-02-15 Nick Clifton <nickc@redhat.com>
7638 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7639 boolean parameters. Use emit_jump_insn when emitting a pop
7640 instruction containing a return insn.
7641 (push): Use 'true' rather than '1' as second parameter to F.
7642 (h8300_expand_prologue): Likewise.
7643 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7644 (h8300_expand_epilogue): Likewise.
7646 2010-02-15 Richard Guenther <rguenther@suse.de>
7649 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7652 2010-02-15 Nick Clifton <nickc@redhat.com>
7654 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7657 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7659 * intl.c (fake_ngettext): New function.
7660 * intl.h (fake_ngettext): Declare.
7661 (ngettext): Define macro.
7662 * collect2.c (notice_translated): New function.
7663 (main): Use notice_translated and ngettext.
7664 * collect2.h (notice_translated): Declare.
7666 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7668 * reorg.c (delete_computation): Comment fixes.
7669 * caller-save.c (setup_save_areas): Idem.
7670 * sel-sched-dump.c (dump_lv_set): Idem.
7673 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7675 * config/s390/s390.c (s390_sched_init): New function.
7676 (TARGET_SCHED_INIT): Target hook defined.
7678 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7679 Jack Howarth <howarth@bromo.med.uc.edu>
7680 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7683 Partial revert of unintended change in fix for PR41605.
7684 * config/darwin.h: Fix typo.
7685 * config/darwin9.h: Same.
7687 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7689 * c-pch.c (pch_init): Clear v.
7691 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7694 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7695 graphite_can_represent_init for MULT_EXPR.
7697 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7701 * graphite-sese-to-poly.c (remove_phi): New.
7702 (translate_scalar_reduction_to_array): Call remove_phi.
7704 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7707 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7708 * graphite-clast-to-gimple.h (gloog): Update declaration.
7709 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7710 * graphite-poly.h (struct poly_bb): Add missing comments.
7711 (struct scop): Add poly_scop_p field.
7713 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7714 * graphite.c (graphite_transform_loops): Build the polyhedral
7715 representation for each scop before code generation.
7716 * sese.c (rename_variables_in_operand): Removed.
7717 (rename_variables_in_expr): Return the renamed expression.
7718 (rename_sese_parameters): New.
7719 * sese.h (rename_sese_parameters): Declared.
7721 2010-02-11 Richard Guenther <rguenther@suse.de>
7723 PR tree-optimization/42998
7724 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7725 POINTER_PLUS_EXPR properly.
7727 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7728 Changpeng Fang <changpeng.fang@amd.com>
7731 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7732 the cost of an IV candidate when the IV is used in a test against zero.
7734 * gcc.dg/tree-ssa/ivopts-3.c: New.
7736 2010-02-11 Richard Guenther <rguenther@suse.de>
7739 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7740 pointer-vs-decl case by swapping refs. Handle some cases
7741 of pointer-vs-decl disambiguations more conservatively.
7742 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7743 to false after expanding.
7745 2010-02-11 Richard Guenther <rguenther@suse.de>
7748 * gcc.c (process_command): Handle LTO file@offset case more
7751 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7753 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7754 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7756 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7758 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7759 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7760 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7761 Optimize eq/ne comparisons when both arguments are known to be
7763 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7764 Don't mask operands unnecessarily if they are known to be already
7767 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7769 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7772 2010-02-10 Richard Guenther <rguenther@suse.de>
7774 PR tree-optimization/43017
7775 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7776 for wrapping signed arithmetic.
7778 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7781 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7782 if no debug info should be emitted for it.
7784 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7786 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7787 note when flag_exceptions is set.
7789 2010-02-10 Duncan Sands <baldrick@free.fr>
7791 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7793 2010-02-10 Richard Guenther <rguenther@suse.de>
7796 * tree.c (get_unwidened): Handle constants.
7797 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7799 2010-02-10 Martin Jambor <mjambor@suse.cz>
7802 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7803 check for variable argument counts independently.
7805 2010-02-10 Christian Bruel <christian.bruel@st.com>
7808 * config/sh/sh.c (find_barrier): Increase length for non delayed
7809 conditional branches.
7811 2010-02-10 Christian Bruel <christian.bruel@st.com>
7813 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7815 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7817 * builtins.c (set_builtin_user_assembler_name): Also handle
7818 ffs if int is smaller than word.
7820 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7823 * ira-conflicts.c (get_dup): Remove.
7824 (process_reg_shuffles): Add new parameter. Use it as an
7825 additional guard for copy generation.
7826 (add_insn_allocno_copies): Rewrite.
7828 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7830 * common.opt (fsched2-use-traces): Preserved for backward
7832 * doc/invoke.texi: Remove the documentation about option
7833 -fsched2-use-traces.
7834 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7835 flag_sched2_use_traces.
7836 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7837 the backward compatibility flag section.
7839 2010-02-09 Richard Guenther <rguenther@suse.de>
7841 PR tree-optimization/43008
7842 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7843 make HEAP variables initialized from global memory if they
7844 are not known builtin functions.
7845 (find_func_aliases): Adjust.
7847 2010-02-09 Richard Guenther <rguenther@suse.de>
7849 PR tree-optimization/43000
7850 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7851 arithmetic manually.
7853 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7855 PR tree-optimization/42931
7856 * tree-loop-linear.c (try_interchange_loops): Don't call
7857 double_int_mul if estimated_loop_iterations failed.
7859 2010-02-08 Martin Jambor <mjambor@suse.cz>
7862 * tree-sra.c (build_accesses_from_assign): Do not mark in
7863 should_scalarize_away_bitmap if stmt has volatile ops.
7864 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7867 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7869 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7871 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7873 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7876 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7879 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7881 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7884 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7885 to unknown_dependence.
7886 (graphite_legal_transform_dr): Handle the unknown_dependence.
7887 (graphite_carried_dependence_level_k): Same.
7889 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7891 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7893 2010-02-07 Richard Guenther <rguenther@suse.de>
7896 * expr.c (get_inner_reference): Always initialize *pbitsize.
7898 2010-02-07 Richard Guenther <rguenther@suse.de>
7901 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7902 new ARRAY_REFs on variable size element or minimal index arrays.
7904 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7905 gimple_fold_indirect_ref.
7907 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7910 * arm.c (arm_override_options): Just return if the user has specified
7911 an invalid fpu name.
7913 2010-02-03 Jason Merrill <jason@redhat.com>
7916 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7917 i386_pe_maybe_record_exported_symbol.
7919 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7922 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7923 (pa_delegitimize_address): New function.
7925 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7927 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7928 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7930 2010-02-05 Richard Guenther <rguenther@suse.de>
7933 * lto-streamer-in.c (get_resolution): Deal with references
7934 to undefined functions.
7936 2010-02-05 Richard Guenther <rguenther@suse.de>
7938 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7939 (fold_const_aggregate_ref): Likewise.
7940 (ccp_fold_stmt): Substitute loads.
7941 (maybe_fold_reference): Verify types before substituting.
7943 (fold_gimple_assign): Unshare properly.
7944 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7946 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7948 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7949 for rs6000_gen_cell_microcode.
7951 2010-02-04 Richard Guenther <rguenther@suse.de>
7953 PR rtl-optimization/42952
7954 * dse.c (const_or_frame_p): Remove MEM handling.
7956 2010-02-04 Nick Clifton <nickc@redhat.com>
7958 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7959 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7960 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7961 (mn10300_asm_output_mi_thunk): New function.
7962 (mn10300_can_output_mu_thunk): New function.
7963 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7964 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7965 (FUNCTION_ARG): Delete incorrect comment.
7967 2010-02-03 Jason Merrill <jason@redhat.com>
7970 * fold-const.c (operand_equal_p): Handle erroneous types.
7972 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7974 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7976 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7978 PR rtl-optimization/42941
7979 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7982 2010-02-03 Jason Merrill <jason@redhat.com>
7985 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7987 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7990 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7991 (cselib_reset_table): Renamed from...
7992 (cselib_reset_table_with_next_value): ... this.
7993 (cselib_get_next_uid): Renamed from...
7994 (cselib_get_next_unknown_value): ... this.
7995 * cselib.c (next_uid): Renamed from...
7996 (next_unknown_value): ... this.
7997 (cselib_clear_table): Adjust.
7998 (cselib_reset_table): Adjust. Renamed from...
7999 (cselib_reset_table_with_next_value): ... this.
8000 (cselib_get_next_uid): Adjust. Renamed from...
8001 (cselib_get_next_unknown_value): ... this.
8002 (get_value_hash): Use hash.
8003 (cselib_hash_rtx): Likewise.
8004 (new_cselib_val): Adjust. Set and dump uid.
8005 (cselib_lookup_mem): Pass next_uid as hash.
8006 (cselib_subst_to_values): Likewise.
8007 (cselib_log_lookup): Dump uid.
8008 (cselib_lookup): Pass next_uid as hash. Adjust.
8009 (cselib_process_insn): Adjust.
8010 (cselib_init): Initialize next_uid.
8011 (cselib_finish): Adjust.
8012 (dump_cselib_table): Likewise.
8013 * dse.c (canon_address): Dump value uid.
8014 * print-rtl.c (print_rtx): Print value uid.
8015 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8017 (dv_uid): New function, sort of renamed from...
8018 (dv_htab_hash): ... this, reimplemented in terms of it and...
8019 (dv_uid2hash): ... this. New.
8020 (variable_htab_eq): Drop excess assertions.
8021 (tie_break_pointers): Removed.
8022 (canon_value_cmp): Compare uids.
8023 (variable_post_merge_New_vals): Print uids.
8024 (vt_add_function_parameters): Adjust.
8025 (vt_initialize): Reset table. Adjust.
8027 2010-02-03 Richard Guenther <rguenther@suse.de>
8029 PR tree-optimization/42944
8030 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8031 (call_may_clobber_ref_p_1): Likewise. Properly handle
8032 malloc and calloc clobbering errno.
8034 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8036 * doc/invoke.texi: Fix name of sched1 dump.
8038 * opts.c (decode_options): Set flag_tree_switch_conversion
8039 only conditionally on optimize >= 2.
8041 * gcse.c: Assorted comment fixes in pass description.
8043 2010-02-03 Anthony Green <green@moxielogic.com>
8045 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8046 nop padding in order to maintain alignment of storage location of
8047 target function address.
8048 (moxie_trampoline_init): Store target function address at newly
8050 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8052 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8054 2010-02-03 Richard Guenther <rguenther@suse.de>
8057 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8059 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8061 * config.gcc: Reenable check for obsolete targets.
8062 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8063 mips-sgi-irix6.[0-4]*.
8065 2010-02-02 Nick Clifton <nickc@redhat.com>
8067 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8068 constant size of 4 as being the same as 0.
8069 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8070 can take values in the range 0..4.
8072 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8075 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8076 as _darwin10_Unwind_FindEnclosingFunction().
8077 * libgcc-libsystem.ver: New.
8079 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8082 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8083 implicitly set registers.
8085 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8087 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8088 (arm_override_options): Allow automatic selection of the thread
8089 pointer register if thumb2.
8090 (legitimize_pic_address): Improve code sequences for Thumb2.
8091 (arm_call_tls_get_addr): Likewise.
8092 (legitimize_tls_address): Likewise.
8093 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8094 (pic_load_addr_32bit): ... this. New named pattern.
8095 * thumb2.md (pic_load_addr_thumb2): Delete.
8096 (pic_load_dot_plus_four): Delete.
8097 (tls_load_dot_plus_four): New named pattern.
8099 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8102 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8103 Document fix for TLS bug.
8105 2010-01-31 Richard Guenther <rguenther@suse.de>
8107 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8108 conservatively correct.
8110 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8114 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8116 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8118 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8120 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8122 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8124 * config.gcc: Adjust order of makefile fragments for mingw targets.
8126 2010-01-31 Richard Guenther <rguenther@suse.de>
8129 * gimplify.c (gimplify_init_constructor): For volatile LHS
8130 initialize a temporary.
8132 2010-01-31 Matthias Klose <doko@ubuntu.com>
8134 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8136 * configure: Regenerate.
8138 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8140 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8141 the same alias set and their sizes different constantness.
8142 (aliasing_component_refs_p): Revert 2009-10-24 change.
8144 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8146 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8149 2010-01-29 Richard Guenther <rguenther@suse.de>
8151 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8152 Assert we successfully updated the call.
8154 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8156 PR rtl-optimization/42889
8157 * df.h (df_set_bb_dirty_nonlr): New prototype.
8158 * df-core.c (df_set_bb_dirty_nonlr): New function.
8159 * df-scan.c (df_insn_rescan): Call it instead of
8160 df_set_bb_dirty for DEBUG_INSNs.
8162 2010-01-29 Richard Guenther <rguenther@suse.de>
8165 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8166 quadratic behavior in most cases.
8168 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8171 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8172 in the call to gen_x86_movsicc_0_m1.
8174 2010-01-28 Richard Guenther <rguenther@suse.de>
8176 PR tree-optimization/42871
8177 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8179 2010-01-28 Richard Guenther <rguenther@suse.de>
8181 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8182 into call arguments.
8184 2010-01-28 Richard Guenther <rguenther@suse.de>
8187 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8188 the forwarder if the destination is an EH landing pad.
8190 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8192 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8193 block list passed to gimple_duplicate_sese_tail.
8194 (parallelize_loops): Avoid parallelization when the function
8196 Avoid parallelization when the preheader is IRREDUCIBLE.
8197 Try to optimize when estimated_loop_iterations_int is unresolved.
8198 Add the loop's location to the dump file.
8199 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8200 (gimple_duplicate_sese_tail): Remove the check for the latch.
8201 Redirect nexits to the exit block.
8202 Remove handling of the incoming edges to the latch.
8203 Redirect the backedge from the copied latch to the exit bb.
8205 2010-01-28 Michael Matz <matz@suse.de>
8208 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8209 Wrap force_reg into a sequence, emit it before user.
8211 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8213 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8215 (arm_legacy_rev): Likewise.
8216 (thumb_legacy_rev): Likewise.
8218 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8220 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8221 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8222 on MEM's address failed, try avoid_constant_pool_reference and
8223 recurse if it returned something different.
8224 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8225 address, try avoid_constant_pool_reference and recurse if it
8226 returned something different.
8227 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8228 address and avoid_constant_pool_reference returned something
8229 different, don't set have_address.
8231 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8234 * var-tracking.c (val_store): Add modified argument, obey it.
8236 (count_uses): Move down logging of main.
8237 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8238 don't need resolution.
8239 (emit_notes_in_bb): Likewise.
8241 2010-01-27 Richard Guenther <rguenther@suse.de>
8244 * tree-inline.c (remap_decl): Delay remapping of SSA name
8245 default definitions until we need them.
8247 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8249 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8250 (rs6000_delegitimize_address): New function.
8252 * config/s390/s390.c (s390_delegitimize_address): Call
8253 delegitimize_mem_from_attrs.
8256 * tree-inline.c (cannot_copy_type_1): Removed.
8257 (copy_forbidden): Don't forbid copying of functions containing
8258 records/unions with variable length fields.
8260 2010-01-27 Christian Bruel <christian.bruel@st.com>
8264 * config/sh/sh.c (find_barrier): Increase length for non delayed
8265 conditional branches.
8267 2010-01-27 Matthias Klose <doko@ubuntu.com>
8269 * configure.ac (gnu-unique-object): Fix ldd version check.
8270 * configure: Regenerate.
8272 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8274 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8276 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8277 Test for HAVE_GNU_AS value.
8279 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8281 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8282 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8283 INT64_TYPE): Define.
8284 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8285 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8286 INT_LEAST64_TYPE): Define.
8287 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8288 UINT_LEAST64_TYPE): Define.
8289 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8290 INT_FAST64_TYPE): Define.
8291 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8292 UINT_FAST64_TYPE): Define.
8293 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8294 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8295 (SIG_ATOMIC_TYPE): Define.
8297 2010-01-26 Richard Guenther <rguenther@suse.de>
8299 * df-scan.c (df_scan_set_bb_info): Remove assert.
8300 (df_insn_rescan_debug_internal): Merge asserts.
8301 (df_install_ref): Likewise.
8302 (df_mark_reg): Use bitmap_set_range.
8303 (df_hard_reg_used_p): Remove assert.
8304 (df_hard_reg_used_count): Likewise.
8306 2010-01-26 Richard Guenther <rguenther@suse.de>
8308 PR rtl-optimization/42685
8309 * web.c (web_main): Ignore DEBUG_INSNs.
8311 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8313 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8315 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8316 Fix types of fndecl and arglist parameters.
8318 2010-01-26 Richard Guenther <rguenther@suse.de>
8321 * tree-eh.c (unsplit_eh): Skip debug insns.
8323 2010-01-26 Richard Guenther <rguenther@suse.de>
8325 PR tree-optimization/42250
8326 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8328 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8331 * omp-low.c (expand_omp_sections): Only use single_pred if
8332 l2_bb is single_pred_p.
8334 2010-01-25 Christian Bruel <christian.bruel@st.com>
8337 * config/sh/sh.c (find_barrier): Increase length for non delayed
8338 conditional branches.
8339 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8341 2010-01-24 David S. Miller <davem@davemloft.net>
8343 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8344 define if not using GAS.
8345 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8346 Likewise. Delete SECTION_MERGE code, which is only applicable
8349 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8352 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8353 mangling of va_list in system headers.
8355 2010-01-23 Toon Moene <toon@moene.org>
8357 * tree-predcom.c (combine_chains): Return NULL, not false.
8359 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8361 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8362 initialization of variable res to agree with return type.
8364 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8366 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8367 * tree-sra.c: Add include of expr.h.
8369 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8371 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8372 insert the debug stmt on the single non-EH edge from the stmt.
8374 2010-01-22 Richard Henderson <rth@redhat.com>
8377 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8378 the RHS until after generate_subtree_copies has insertted its
8379 code before the current statement.
8381 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8383 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8385 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8387 2010-01-21 Martin Jambor <mjambor@suse.cz>
8389 PR tree-optimization/42585
8390 * tree-sra.c (struct access): New field grp_total_scalarization.
8391 (dump_access): Dump the new field.
8392 (should_scalarize_away_bitmap): New variable.
8393 (cannot_scalarize_away_bitmap): Likewise.
8394 (sra_initialize): Allocate new bitmaps.
8395 (sra_deinitialize): Free new bitmaps.
8396 (create_access_1): New function.
8397 (create_access): Parts moved to create_access_1.
8398 (type_consists_of_records_p): New function.
8399 (completely_scalarize_record): Likewise.
8400 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8401 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8402 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8404 (analyze_all_variable_accesses): Completely scalarize small eligible
8407 2010-01-21 Martin Jambor <mjambor@suse.cz>
8409 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8411 2010-01-21 Andrew Haley <aph@redhat.com>
8413 * gcc.c (process_command): Move lang_specific_driver before
8414 setting cc_libexec_prefix.
8416 2010-01-21 Richard Guenther <rguenther@suse.de>
8419 * fold-const.c (negate_expr_p): Pretend only negative
8420 real constants are easily negatable.
8422 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8423 Jason Merrill <jason@redhat.com>
8425 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8426 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8427 * calls.c (initialize argument_information): Handle it.
8428 * c-common.c (handle_transparent_union_attribute): Use new name.
8429 * c-decl.c (finish_struct): Ditto.
8430 * c-typeck.c (type_lists_compatible_p): Ditto.
8431 (convert_for_assignment): Use new name and also handle record.
8432 * function.c (aggregate_value_p): Handle it.
8433 (pass_by_reference): Ditto.
8434 (assign_parm_data_types): Ditto.
8435 * print-tree.c (print_node): Ditto.
8436 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8437 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8438 * tree.c (first_field): New fn.
8440 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8443 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8444 even when linking statically, for now.
8446 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8449 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8450 without a cselib val.
8451 (count_uses): Accept MO_VAL_SET with no val on stores.
8452 (add_stores): Likewise.
8454 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8456 * var-tracking.c (check_value_val): Add a compile time assertion.
8457 (dv_is_decl_p): Simplify.
8458 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8459 gcc_assert if ENABLE_CHECKING.
8461 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8464 * var-tracking.c: Include tree-flow.h.
8465 (mem_dies_at_call): New.
8466 (dataflow_set_preserve_mem_locs): Use it.
8467 (dataflow_set_remove_mem_locs): Likewise.
8468 (dump_var): Renamed from dump_variable. Adjust all callers.
8469 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8470 * Makefile.in (var-tracking.o): Adjust deps.
8472 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8474 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8476 2010-01-20 Richard Guenther <rguenther@suse.de>
8478 PR tree-optimization/42717
8479 * tree-ssa-dce.c (get_live_post_dom): Remove.
8480 (forward_edge_to_pdom): Take an arbitrary edge to copy
8481 degenerate PHI args from.
8482 (remove_dead_stmt): Use the first post-dominator even if it
8483 does not contain live statements as redirection destination.
8485 2010-01-20 Richard Guenther <rguenther@suse.de>
8487 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8489 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8491 * sel-sched.c (create_speculation_check): Remove set but not used
8493 (try_transformation_cache): Remove set but not used variable ds.
8494 (calculate_privileged_insns): Remove set but not used variables
8495 cur_insn and min_spec_insn.
8496 (find_best_expr): Remove set but not used variable avail_n.
8497 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8499 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8501 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8502 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8505 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8508 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8509 cpu types. Add support for *-sse3 cpu types.
8510 (x86_64-*-*): Ditto.
8512 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8515 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8516 argument, call initializer_constant_valid_p_1 instead of
8517 initializer_constant_valid_p, pass CACHE to it, return NULL
8518 immediately if first call returns NULL.
8519 (initializer_constant_valid_p_1): New function.
8520 (initializer_constant_valid_p): Use it.
8522 2010-01-20 Thomas Quinot <quinot@adacore.com>
8524 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8526 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8528 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8529 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8530 (loc_list_from_tree): Don't handle unsigned division. Handle
8531 signed modulo using DW_OP_{over,over,div,mul,minus}.
8532 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8533 modulo instead of signed.
8535 2010-01-20 DJ Delorie <dj@redhat.com>
8537 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8539 (h8300_emit_stack_adjustment): Propogate it.
8541 (h8300_expand_prologue): Likewise.
8542 (h8300_expand_epilogue): Likewise.
8544 2010-01-19 Michael Matz <matz@suse.de>
8546 PR tree-optimization/41783
8547 * tree-data-ref.c (toplevel): Include flags.h.
8548 (dump_data_dependence_relation): Also dump the inputs if the
8549 result will be unknown.
8550 (split_constant_offset_1): Look through some conversions.
8551 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8552 the offset from last element is too large.
8553 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8554 (reassociate_to_the_same_stmt): Handle vector registers.
8555 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8557 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8558 wide_prolog_niters argument, emit widening instructions.
8559 (vect_do_peeling_for_alignment): Adjust caller, use widened
8560 variant of the iteration cound.
8561 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8563 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8566 * config/arm/neon-testgen.m (emit_automatics): New parameter
8567 features. Adjust for Fixed_return_reg feature.
8568 (test_intrinsic): Call emit_automatics with new feature.
8569 * config/arm/neon.ml: Update copyright years.
8570 (features): New Fixed_return_reg feature.
8571 (ops): Update feature for Vget_low.
8573 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8575 PR tree-optimization/42719
8576 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8580 * fwprop.c (all_uses_available_at): Return false if def_set dest
8581 is a REG that is used in def_insn.
8583 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8585 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8587 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8590 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8592 * target.h (struct gcc_target) <secondary_reload>: Change type
8593 of last argument to secondary_reload_info *.
8595 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8598 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8599 memory references with unaligned offsets. Remove CQImode handling.
8600 (unaligned_memory_operand): Return 1 for memory references with
8601 unaligned offsets. Remove CQImode handling.
8603 2010-01-18 Richard Guenther <rguenther@suse.de>
8606 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8609 2010-01-18 Richard Guenther <rguenther@suse.de>
8611 PR tree-optimization/42781
8612 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8613 restrict processing only if the original variable was artificial.
8615 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8617 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8618 find number of popped argument bytes.
8620 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8621 Fix the text that describes the return value for invalid insns.
8623 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8625 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8626 Clarify what 'cost of the -dependence' is. Fix quoting.
8628 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8629 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8631 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8633 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8634 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8636 2010-01-17 Richard Guenther <rguenther@suse.de>
8639 * function.c (split_complex_args): Take a VEC to modify.
8640 (assign_parms_augmented_arg_list): Build a VEC instead of
8641 a chain of PARM_DECLs.
8642 (assign_parms_unsplit_complex): Take a VEC of arguments.
8643 Do not fixup unmodified parms.
8644 (assign_parms): Deal with the VEC.
8645 (gimplify_parameters): Likewise.
8647 2010-01-17 Richard Guenther <rguenther@suse.de>
8649 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8650 node existence check.
8651 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8652 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8653 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8654 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8655 (gimple_execute_on_growing_pred): Likewise.
8657 2010-01-17 Richard Guenther <rguenther@suse.de>
8659 PR tree-optimization/42773
8660 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8661 (compute_antic_aux): Likewise.
8662 (compute_partial_antic_aux): Likewise.
8664 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8667 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8670 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8672 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8675 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8676 Fix markup for strict argument.
8678 (TARGET_SCHED_REORDER2): Fix argument types.
8680 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8681 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8683 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8684 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8686 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8689 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8690 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8691 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8692 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8693 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8695 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8697 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8699 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8700 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8702 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8704 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8707 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8709 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8710 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8712 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8714 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8716 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8717 referring to it. Fix language.
8719 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8721 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8723 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8725 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8727 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8728 '@var{stream}. Remove stray 'and'.
8730 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8732 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8734 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8736 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8737 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8739 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8740 Fix description of return value.
8741 Rename argument "sz" to "len."
8743 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8744 Clarify meaning of 'true' return value.
8746 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8748 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8749 rep_mode versus mode_rep.
8751 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8753 (TARGET_BUILTIN_DECL): Fix name.
8755 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8757 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8759 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8761 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8763 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8765 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8768 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8769 Rename argument tm_fn to md_fn.
8771 (TARGET_OPTION_PRINT): Fix argument list.
8773 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8776 * config/i386/i386.c (ix86_fixup_binary_operands):
8777 Revert FMA4 fixup of operands.
8779 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8782 * Makefile.in (write_entries_to_file, install-plugin):
8783 Use \012 instead of \n with tr.
8785 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8787 * configure.ac (HAVE_AS_REF): New C macro.
8788 * configure: Regenerate.
8789 * config.in: Likewise.
8790 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8792 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8795 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8797 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8799 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8801 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8803 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8805 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8807 (TARGET_BINDS_LOCAL_P): Fix argument type.
8809 (TARGET_ASM_FILE_END): Use prototype.
8811 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8813 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8815 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8817 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8819 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8820 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8822 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8823 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8825 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8826 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8827 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8828 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8830 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8832 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8834 (TARGET_INIT_BUILTINS): Use prototype.
8836 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8837 Put 'const char *' in braces. Fix parameter types.
8838 (TARGET_INVALID_CONVERSION): Fix parameter types.
8839 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8840 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8842 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8845 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8847 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8849 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8851 * doc/tm.texi (TARGET_HELP): Fix return type.
8853 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8854 in braces. Fix argument types.
8856 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8858 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8860 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8862 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8863 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8865 (TARGET_MANGLE_TYPE): Fix argument types.
8867 (TARGET_IRA_COVER_CLASSES): Use prototype.
8869 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8871 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8873 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8875 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8877 (TARGET_CALLEE_COPIES): Fix argument types.
8879 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8881 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8883 (TARGET_FUNCTION_VALUE): Fix argument types.
8885 (TARGET_RETURN_IN_MSB): Fix argument type.
8887 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8889 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8891 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8893 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8894 agree with return type.
8896 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8898 2010-01-15 Jing Yu <jingyu@google.com>
8900 PR rtl-optimization/42691
8901 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8902 a pseudo to a constant and are merged, and adjust comments.
8904 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8906 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8908 2010-01-15 Richard Guenther <rguenther@suse.de>
8911 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8912 labels of computed or non-local gotos to the destination.
8913 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8914 landing pad label is the first label.
8916 2010-01-15 Richard Guenther <rguenther@suse.de>
8918 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8920 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8923 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8924 to allow generation of the xssqrtdp instruction on power7.
8925 (sqrtdf2_fpr): Ditto.
8927 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8930 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8931 functions with noreturn attribute.
8934 * varasm.c (declare_weak): Add weak attribute to decl if it
8935 doesn't have one already.
8936 (assemble_external): Only add decls to weak_decls if they also
8937 have weak attribute.
8939 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8941 * var-tracking.c (var_reg_delete): Don't delete the association
8942 between REGs and values or one-part variables if the register
8945 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8948 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8949 because its first operand is a non-localized variable.
8951 2010-01-14 Martin Jambor <mjambor@suse.cz>
8953 PR tree-optimization/42706
8954 * tree-sra.c (encountered_recursive_call): New variable.
8955 (encountered_unchangable_recursive_call): Likewise.
8956 (sra_initialize): Initialize both new variables.
8957 (callsite_has_enough_arguments_p): New function.
8958 (scan_function): Call decl and flags check only for IPA-SRA, check
8959 whether there is a recursive call and whether it has enough arguments.
8960 (all_callers_have_enough_arguments_p): New function.
8961 (convert_callers): Look for recursive calls only when
8962 encountered_recursive_call is set.
8963 (ipa_early_sra): Bail out either if
8964 !all_callers_have_enough_arguments_p or
8965 encountered_unchangable_recursive_call.
8967 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8969 * sel-sched.c: Add 2010 to copyright years.
8970 * sel-sched-ir.c: Likewise.
8971 * sel-sched-ir.h: Likewise.
8973 2010-01-14 Martin Jambor <mjambor@suse.cz>
8975 PR tree-optimization/42714
8976 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8977 constructors specially.
8979 2010-01-14 Andi Kleen <ak@linux.intel.com>
8981 * config/i386/drivers-i386.c (detect_caches_intel):
8982 Add l2sizekb parameter and fill in.
8983 (host_detect_local_cpu): Add l2sizekb, fill in.
8984 Add Atom small cache heuristic.
8986 2010-01-14 Andi Kleen <ak@linux.intel.com>
8988 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8989 Add level3 parameter and fill in.
8990 (detect_caches_intel): Handle level3 cache.
8992 2010-01-14 Andi Kleen <ak@linux.intel.com>
8994 * config/i386/drivers-i386.c (host_detect_local_cpu):
8995 Fix core duo detection.
8997 2010-01-14 Andi Kleen <ak@linux.intel.com>
8999 * config/i386/drivers-i386.c (host_detect_local_cpu):
9002 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9004 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9005 (rs6000_variable_issue_1): this. Use...
9006 (rs6000_variable_issue): here. Reimplement. Print debug info.
9008 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9010 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9011 sel_restore_notes. Update all callers. Call reemit_notes
9014 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9016 PR rtl-optimization/42246
9017 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9020 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9022 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9023 all successors is the same as number of successors in current region.
9025 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9027 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9028 to rename is not separable. Otherwise check that its LHS is not NULL.
9030 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9032 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9034 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9036 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9037 available registers when failed to discover LHS register class.
9038 Fix indentation. Update comment.
9040 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9041 Alexander Monakov <amonakov@ispras.ru>
9043 PR rtl-optimization/42389
9044 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9046 (advance_state_on_fence): Likewise.
9047 (sel_target_adjust_priority): Print debug output only when
9048 sched_verbose >= 4, not 2.
9049 (get_expr_cost): Do not issue all unique insns on the next cycle.
9050 (fill_insns): Initialize can_issue_more from the value saved
9052 * sel-sched-ir.c (flist_add): New parameter issue_more.
9053 Init FENCE_ISSUE_MORE with it.
9054 (merge_fences): Likewise.
9055 (init_fences): Update call to flist_add.
9056 (add_to_fences, add_clean_fence_to_fences)
9057 (add_dirty_fence_to_fences): Likewise.
9058 (move_fence_to_fences): Update call to merge_fences.
9059 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9061 * sel-sched-ir.h (struct _fence): New field issue_more.
9062 (FENCE_ISSUE_MORE): New accessor macro.
9064 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9066 PR rtl-optimization/42388
9067 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9068 that have no predecessors nor successors. Do not call move_bb_info
9069 for empty blocks outside of current region.
9071 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9073 PR rtl-optimization/42294
9074 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9075 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9076 originators' originators.
9078 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9080 PR rtl-optimization/39453
9081 PR rtl-optimization/42246
9082 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9084 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9086 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9087 Alexander Monakov <amonakov@ispras.ru>
9090 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9091 (maybe_tidy_empty_bb): ... here. Make static. Add new
9092 argument. Update all callers.
9093 (tidy_control_flow): ... and here. Recompute topological order
9094 of basic blocks in region if necessary.
9095 (sel_redirect_edge_and_branch): Change return type. Return true
9096 if topological order might have been invalidated.
9097 (purge_empty_blocks): Export and move from...
9098 * sel-sched.c (purge_empty_blocks): ... here.
9099 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9100 (maybe_tidy_empty_bb): Delete prototype.
9101 (purge_empty_blocks): Declare.
9103 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9105 PR rtl-optimization/42249
9106 * sel-sched.c (try_replace_dest_reg): When chosen register
9107 and original register is the same, do not bail out early, but
9108 still check all original insns for validity of replacing destination
9109 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9112 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9115 Port from no-undefined-overflow branch:
9116 2009-03-09 Richard Guenther <rguenther@suse.de>
9118 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9120 2010-01-14 Richard Guenther <rguenther@suse.de>
9123 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9125 2010-01-14 Ira Rosen <irar@il.ibm.com>
9127 PR tree-optimization/42709
9128 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9129 as scalar type in creation of constant vector operand.
9131 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9134 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9135 (check-parallel-%): Match `testsuite' directory component only
9138 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9140 PR translation/39521
9141 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9144 2010-01-13 Richard Guenther <rguenther@suse.de>
9146 PR tree-optimization/42730
9147 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9150 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9153 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9154 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9157 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9159 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9160 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9161 ___umulsi3_highpart.
9163 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9164 rather than schedule_insns if the pass is enabled.
9166 2010-01-13 Martin Jambor <mjambor@suse.cz>
9168 PR tree-optimization/42704
9169 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9172 2010-01-13 Martin Jambor <mjambor@suse.cz>
9174 PR tree-optimization/42703
9175 * tree-sra.c (analyze_access_subtree): Check that we can build a
9176 reference to the original data within the aggregate.
9178 2010-01-13 Richard Guenther <rguenther@suse.de>
9180 PR tree-optimization/42705
9181 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9183 2010-01-13 Richard Guenther <rguenther@suse.de>
9186 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9188 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9191 * var-tracking.c (values_to_unmark): New variable.
9192 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9193 values_to_unmark vector. Moved body to...
9194 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9195 instead queue it into values_to_unmark vector.
9196 (vt_find_locations): Free values_to_unmark vector.
9198 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9200 * config/s390/s390.c (override_options): Set
9201 default of max-pending-list-length to 256
9203 2010-01-13 Richard Guenther <rguenther@suse.de>
9206 * tree-pass.h (PROP_gimple_lcx): New.
9207 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9208 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9209 before the final cleanup_eh.
9210 (dump_properties): Dump PROP_gimple_lcx.
9211 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9212 (tree_lower_complex_O0): Remove.
9213 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9214 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9215 tree_lower_complex, schedule TODO_update_ssa.
9216 * lto-streamer-out.c (output_function): Stream the functions
9218 * lto-streamer-in.c (input_function): Likewise.
9219 (lto_read_body): Do not override them here.
9221 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9224 * c-typeck.c (build_c_cast): Fold value cast to union type before
9225 wrapping it in a CONSTRUCTOR.
9227 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9229 PR rtl-optimization/42699
9230 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9233 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9235 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9236 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9237 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9238 SUBTARGET_WARN_UNUSED_SPEC): ... here
9239 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9241 2010-01-12 Julian Brown <julian@codesourcery.com>
9243 * config/arm/neon-schedgen.ml (Utils): Don't try to
9244 open missing module.
9245 (find_with_result): New.
9247 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9250 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9251 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9253 PR tree-optimization/42645
9254 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9255 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9256 decl_map, set processing_debug_stmt to -1 and return name without
9259 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9261 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9262 binutils version, and reword target configuration description.
9264 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9266 * config/avr/avr.h (LINKER_NAME): Remove.
9268 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9271 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9272 that support VSX, warn for -mno-altivec if vsx is not disabled,
9275 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9276 Shujing Zhao <pearly.zhao@oracle.com>
9278 PR translation/42469
9279 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9280 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9281 character between option name and help text.
9282 * c.opt (imultilib): Likewise.
9284 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9286 * lto-streamer-out.c (output_unreferenced_globals): Output static
9289 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9291 PR rtl-optimization/42621
9292 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9293 optimizing for size.
9294 (duplicate_computed_gotos): Remove now-redundant check.
9296 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9299 * configure.ac: Save and restore LDFLAGS and LIBS
9300 * configure: Regenerate.
9302 2010-01-10 Richard Guenther <rguenther@suse.de>
9305 * builtins.c (fold_builtin_strlen): Add type argument and
9306 convert the resulting length to it.
9307 (fold_builtin_1): Adjust.
9309 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9311 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9312 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9314 (num_insns_constant_wide): Adjust for that change.
9316 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9319 * web.c (union_defs): Add used argument, to combine uses of
9321 (entry_register): Adjust type and tests of used argument.
9322 (web_main): Widen used for new use. Pass it to union_defs.
9323 * df.h (union_defs): Adjust prototype.
9325 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9328 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9329 uses in new incoming argument. Free body.
9330 (reset_debug_uses_in_loop): New.
9331 (analyze_insn_to_expand_var): Call the latter if the former found
9332 anything. Fix whitespace. Reject invalid dest overlaps before
9333 going through all insns in the loop.
9335 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9338 * haifa-sched.c (dying_use_p): Debug insns don't count.
9340 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9343 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9344 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9345 (verify_gimple_call): Reject LHS in noreturn calls.
9347 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9351 * tree-vect-loop-manip.c (adjust_info): New type.
9352 (adjust_vec): New pointer to vector.
9353 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9354 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9355 (slpeel_update_phis_for_duplicate_loop): Use them.
9356 (slpeel_update_phi_nodes_for_guard1): Likewise.
9357 (slpeel_update_phi_nodes_for_guard2): Likewise.
9358 (slpeel_tree_peel_loop_to_edge): Likewise.
9359 (vect_update_ivs_after_vectorizer): Likewise.
9361 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9363 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9364 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9366 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9368 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9369 bogus uninitialized warning.
9371 2010-01-09 Richard Guenther <rguenther@suse.de>
9374 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9375 the evolution is compatible with the initial condition.
9377 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9379 * gcc.c (process_command): Update copyright notice dates.
9380 * gcov.c (print_version): Likewise.
9381 * gcov-dump.c (print_version): Likewise.
9382 * mips-tfile.c (main): Likewise.
9383 * mips-tdump.c (main): Likewise.
9385 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9388 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9390 (rotlhi3_8): Delete.
9392 (rotlsi3_8): Delete.
9393 (rotlsi3_16): Delete.
9394 (rotlsi3_24): Delete.
9396 (*rotw<mode>3): New.
9397 (*rotb<mode>3): New.
9398 * config/avr/avr.c (avr_rotate_bytes): New function.
9399 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9401 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9404 * configure.ac: Modify -rdynamic check.
9405 * configure: Regenerate.
9407 2010-01-08 DJ Delorie <dj@redhat.com>
9409 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9410 register popping order.
9412 2010-01-08 Richard Guenther <rguenther@suse.de>
9415 * c.opt (fsigned-char): Also let LTO handle this option.
9416 (funsigned-char): Likewise.
9418 2010-01-07 Richard Guenther <rguenther@suse.de>
9420 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9421 (gimple_op): Likewise.
9422 (gimple_op_ptr): Likewise.
9423 (gimple_assign_set_lhs): Remove gcc_assert.
9424 (gimple_assign_set_rhs1): Likewise.
9425 (gimple_assign_set_rhs2): Likewise.
9426 (gimple_call_set_lhs): Likewise.
9427 (gimple_call_set_fn): Likewise.
9428 (gimple_call_set_fndecl): Likewise.
9429 (gimple_call_fndecl): Likewise.
9430 (gimple_call_return_type): Likewise.
9431 (gimple_call_set_chain): Likewise.
9432 (gimple_call_num_args): Likewise.
9433 (gimple_call_set_arg): Likewise.
9434 (gimple_cond_set_code): Likewise.
9435 (gimple_cond_set_lhs): Likewise.
9436 (gimple_cond_set_rhs): Likewise.
9437 (gimple_cond_set_true_label): Likewise.
9438 (gimple_cond_set_false_label): Likewise.
9439 (gimple_label_set_label): Likewise.
9440 (gimple_goto_set_dest): Likewise.
9441 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9442 (gimple_debug_bind_get_value): Likewise.
9443 (gimple_debug_bind_get_value_ptr): Likewise.
9444 (gimple_debug_bind_set_var): Likewise.
9445 (gimple_debug_bind_set_value): Likewise.
9446 (gimple_debug_bind_reset_value): Likewise.
9447 (gimple_debug_bind_has_value_p): Likewise.
9448 (gimple_return_retval_ptr): Remove gcc_assert.
9449 (gimple_return_retval): Likewise.
9450 (gimple_return_set_retval): Likewise.
9451 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9452 (safe_referenced_var_iterator): Remove.
9453 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9454 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9455 (fill_referenced_var_vec): Remove.
9456 (first_readonly_imm_use): Remove redundant gcc_assert.
9457 (phi_arg_index_from_use): Combine gcc_asserts.
9458 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9459 (first_imm_use_stmt): Remove redundant gcc_assert.
9460 * tree-cfg.c (verify_gimple_call): Verify function and chain
9461 operands. Verify arguments.
9462 (verify_types_in_gimple_stmt): Verify condition code and labels.
9464 2010-01-07 Richard Guenther <rguenther@suse.de>
9466 PR tree-optimization/42641
9467 * sese.c (rename_map_elt_info): Use the SSA name version, do
9470 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9472 PR tree-optimization/42625
9473 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9474 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9476 2010-01-07 Duncan Sands <baldrick@free.fr>
9478 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9480 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9483 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9484 note itself is not function_invariant_p.
9486 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9488 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9489 Do not add the DF_NOTE problem.
9490 * store-motion.c (execute_rtl_store_motion): Likewise.
9492 2010-01-07 Martin Jambor <mjambor@suse.cz>
9494 PR tree-optimization/42157
9495 * tree-sra.c (compare_access_positions): Stabilize sort if both
9496 accesses have integer types, return zero immediately if they are the
9499 2010-01-06 Richard Henderson <rth@redhat.com>
9502 * haifa-sched.c (add_to_note_list): Merge into ...
9503 (concat_note_lists): ... here, and ...
9504 (unlink_other_notes, rm_other_notes): Merge into...
9505 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9506 NOTE_INSN_EPILOGUE_BEG.
9508 2010-01-06 Richard Guenther <rguenther@suse.de>
9510 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9511 not inline regular functions into always-inline functions.
9513 2010-01-06 Nick Clifton <nickc@redhat.com>
9515 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9516 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9518 (OVERRIDE_OPTIONS): Delete.
9519 (OPTIMIZATION_OPTIONS): Define.
9520 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9521 * config/rx/rx.c (rx_handle_option): Issue an error message if
9522 -mcpu=rx200 and -fpu are used together.
9523 (rx_set_optimization_options): New function. Issue an error
9524 message if an optimization attribute attempts to reset the FPU/
9525 math optimization pairing.
9526 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9527 * config/rx/rx.opt: Set the default to 32-bit doubles.
9528 * config/rx/t-rx: Add multilibs for -nofpu option.
9529 * doc/invoke.texi: Update documentation of RX options.
9531 2010-01-06 Richard Guenther <rguenther@suse.de>
9533 * tree-ssa-pre.c (name_to_id): New global.
9534 (alloc_expression_id): Simplify SSA name handling.
9535 (lookup_expression_id): Likewise.
9536 (init_pre): Zero name_to_id.
9537 (fini_pre): Free it.
9539 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9541 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9543 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9546 * config/i386/sse.md (smaxv2di3): New.
9547 (umaxv2di3): Likewise.
9548 (sminv2di3): Likewise.
9549 (uminv2di3): Likewise.
9551 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9554 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9555 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9556 (legitimize_tls_address): Likewise.
9557 (sparc_tls_referenced_p): Likewise.
9558 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9559 and adjust calls to legitimize_pic_address.
9560 (legitimate_constant_p) Use sparc_tls_referenced_p.
9561 (legitimate_pic_operand_p): Likewise.
9562 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9563 (sparc_tls_symbol_ref_1): Delete.
9564 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9565 (legitimize_tls_address): Make static, handle CONST patterns.
9566 (legitimize_pic_address): Make static, remove unused parameter and
9567 adjust recursive calls.
9568 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9569 and adjust call to legitimize_pic_address.
9570 (sparc_output_mi_thunk): Likewise.
9572 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9573 H.J. Lu <hongjiu.lu@intel.com>
9576 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9577 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9578 operands to make them signed.
9581 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9584 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9585 GTU to GT for V4SI and V2DI.
9587 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9588 (umin<mode>3): Removed.
9590 (uminv4si3): Likewise.
9592 2010-01-05 Martin Jambor <mjambor@suse.cz>
9594 PR tree-optimization/42462
9595 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9596 current_function_decl to helper functions and macros.
9598 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9601 * flags.h: Don't include real.h.
9602 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9603 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9604 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9605 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9606 * dominance.c: Update copyright.
9607 * gimple.c (walk_gimple_op): Remove inline.
9608 * tree-ssa-reassoc.c: Include real.h.
9609 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9610 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9612 2010-01-05 Nick Clifton <nickc@redhat.com>
9614 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9615 register to push into the stack frame when the accumulator has to
9616 be saved during interrupts.
9618 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9620 * doc/invoke.texi: Remove the documentation about option
9622 * common.opt (Wunreachable-code): Preserved for backward
9624 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9625 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9626 the backward compatibility flag section.
9628 2010-01-05 Richard Guenther <rguenther@suse.de>
9630 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9632 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9635 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9637 PR tree-optimization/42508
9638 * tree-sra.c (convert_callers): Check for recursive call
9639 by comparing cgraph nodes instead of decls.
9640 (modify_function): Call ipa_modify_formal_parameters also
9641 on all same_body aliases.
9643 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9644 cgraph nodes when checking for same_body aliases.
9646 2010-01-05 Richard Guenther <rguenther@suse.de>
9648 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9649 allocation and lookup.
9650 (get_or_alloc_expr_for_constant): Likewise.
9651 (phi_translate): Sink allocation.
9653 2010-01-04 Richard Guenther <rguenther@suse.de>
9655 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9656 a new entry only if needed.
9657 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9658 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9660 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9662 (phi_translate): Handle CONSTANTs early.
9664 2010-01-04 Martin Jambor <mjambor@suse.cz>
9666 PR tree-optimization/42398
9667 * tree-sra.c (struct access): Removed flag grp_different_types.
9668 (dump_access): Do not dump the removed flag.
9669 (sort_and_splice_var_accesses): Do not set the removed flag.
9670 (sra_modify_expr): Check for type compatibility directly.
9672 2010-01-04 Martin Jambor <mjambor@suse.cz>
9674 PR tree-optimization/42366
9675 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9676 edges with variable number of parameters.
9677 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9678 flag instead of asserting it.
9679 (ipa_read_node_info): Read uses_analysis_done flag.
9681 2010-01-04 Richard Guenther <rguenther@suse.de>
9683 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9684 iterative_hash_* as intended.
9685 (vn_reference_compute_hash): Likewise. Simplify hashing
9687 (vn_reference_lookup_2): Likewise.
9688 (vn_nary_op_compute_hash): Likewise.
9689 (vn_phi_compute_hash): Likewise.
9690 (expressions_equal_p): Remove strange code.
9691 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9692 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9693 (bitmap_insert_into_set_1): Take value-id as parameter.
9694 (add_to_value): Pass it.
9695 (bitmap_insert_into_set): Likewise.
9696 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9698 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9701 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9702 (do_self_spec): For switches with SWITCH_IGNORE set set also
9703 SWITCH_IGNORE_PERMANENTLY.
9704 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9707 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9709 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9710 tree of an unreferenced global var.
9712 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9715 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9716 GTU to GT for V4SI and V2DI.
9718 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9719 (umin<mode>3): Removed.
9721 (uminv4si3): Likewise.
9723 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9726 * collect2.c (main): Turn on trace in collect2 if -v is passed
9729 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9731 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9732 description of expression operand.
9734 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9736 * configure.ac: Add install-html to target_list for Make-hooks.
9737 * configure: Regenerate.
9738 * fortran/Make-lang.in (F95_HTMLFILES): New.
9739 (fortran.html): Use it.
9740 (fortran.install-html): New.
9741 * Makefile.in (install-html): Add lang.install-html.
9742 * java/Make-lang.in (JAVA_HTMLFILES): New.
9743 (java.html): Use it.
9744 (java.install-html): New.
9745 * objc/Make-lang.in (objc.install-html): New.
9746 * objcp/Make-lang.in (obj-c++.install-html): New.
9747 * cp/Make-lang.in (c++.install-html): New.
9748 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9749 * lto/Make-lang.in (lto.install-html): New.
9751 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9754 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9756 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9758 PR rtl-optimization/41862
9759 * store-motion.c (store_killed_in_insn, compute_store_table,
9760 remove_reachable_equiv_notes, replace_store_insn,
9761 build_store_vectors): Ignore all DEBUG_INSNs.
9763 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9766 * common.opt: Add dumpdir.
9768 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9770 (option_map): Add --dumpdir.
9772 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9774 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9776 * opts.c (decode_options): Try dump_dir_name first if
9777 dump_base_name isn't an absolute path.
9778 (common_handle_option): Handle OPT_dumpdir.
9780 * toplev.c (dump_dir_name): New.
9781 (print_switch_values): Also ignore -dumpdir.
9783 * toplev.h (dump_dir_name): New.
9785 2010-01-03 Richard Guenther <rguenther@suse.de>
9787 PR tree-optimization/42589
9788 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9789 double-word expansion of bswap32.
9791 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9793 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9794 with BLOCK_FOR_INSN.
9795 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9796 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9797 noce_process_if_block): Likewise.
9798 * gcse.c (compute_local_properties, insert_expr_in_table,
9799 insert_set_in_table, canon_list_insert, find_avail_set,
9800 pre_insert_copy_insn): Likewise.
9802 * basic-block.h (BLOCK_NUM): Move from here...
9803 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9805 2010-01-03 Richard Guenther <rguenther@suse.de>
9807 PR tree-optimization/42438
9808 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9809 contains_may_not_return_call flag.
9810 (BB_MAY_NOTRETURN): New.
9811 (valid_in_sets): Trapping nary operations are not valid
9812 in blocks that may not return.
9813 (insert_into_preds_of_block): Remove check for trapping expressions.
9814 (compute_avail): Compute also BB_MAY_NOTRETURN.
9816 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9818 * doc/invoke.texi: Add 2010 to copyright years.
9820 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9822 * config/sparc/sparc.c: Fix formatting nits.
9824 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9825 Alexander Monakov <amonakov@ispras.ru>
9827 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9829 2010-01-02 Richard Guenther <rguenther@suse.de>
9832 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9833 (simplify_switch_using_ranges): Mark to be removed edges
9836 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9838 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9840 * collect2.c (scan_libraries): Add missing argument in call to
9843 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9846 * config/alpha/predicates.md (aligned_memory_operand): Return false
9848 (unaligned_memory_operand): Return true for CQImode.
9849 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9850 doesn not cross aligned SImode word boundary.
9852 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9854 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9856 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9857 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9859 2010-01-02 Richard Guenther <rguenther@suse.de>
9862 * toplev.c (compile_file): Emit LTO marker properly. Change
9864 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9866 2010-01-01 Richard Guenther <rguenther@suse.de>
9869 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9871 2010-01-01 Richard Guenther <rguenther@suse.de>
9874 * c-decl.c (grokdeclarator): For zero-size arrays force
9875 structural equality checks as layout_type does.
9877 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9879 * builtins.c: Update copyright to 2010.
9881 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9884 * lto-streamer-out.c (produce_asm): Revert the last change.
9885 (copy_function): Likewise.
9887 * lto-streamer.c (lto_get_section_name): Skip any leading
9890 2010-01-01 Richard Guenther <rguenther@suse.de>
9893 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9897 Copyright (C) 2010 Free Software Foundation, Inc.
9899 Copying and distribution of this file, with or without modification,
9900 are permitted in any medium without royalty provided the copyright
9901 notice and this notice are preserved.