1 2010-05-17 Jakub Jelinek <jakub@redhat.com>
4 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
5 to have no fallthru edge.
8 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
9 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
10 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
11 add BARRIER after previous bb if needed.
13 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
15 * tree.c (build_function_type_list_1): Remove bogus assert condition.
17 2010-05-17 Alan Modra <amodra@gmail.com>
19 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
20 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
21 with copy_reg rtx param.
22 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
23 Correct cases where code for ABI_V4 did not initialise the reg
24 used to access frame. Also leave frame_reg_rtx as sp for large
25 frames that save no regs.
27 2010-05-17 Martin Jambor <mjambor@suse.cz>
30 * tree-sra.c (create_access_replacement): New parameter rename, mark
31 the replaement for renaming only when it is true.
32 (get_access_replacement): Pass true in the rename parameter of
33 create_access_replacement.
34 (get_unrenamed_access_replacement): New function.
35 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
36 replacement declaration from it.
38 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
40 * function.c (try_fit_stack_local, add_frame_space): New static
42 (assign_stack_local_1): Use them. Look for opportunities to use
43 space previously wasted on alignment.
44 * function.h (struct frame_space): New.
45 (struct rtl_data): Add FRAME_SPACE_LIST member.
46 * reload1.c (something_was_spilled): New static variable.
48 (reload): Test it in addition to testing if the frame size changed.
50 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
52 * config/s390/s390.c: Define sane prefetch settings and activate
53 flag_prefetch_loop_arrays on -O3.
54 * config/s390/s390.h: Declare that read can use write prefetch.
56 2010-05-17 Jakub Jelinek <jakub@redhat.com>
58 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
61 2010-05-16 Jan Hubicka <jh@suse.cz>
63 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
64 function body; do not check stdarg field of struct function.
66 2010-05-16 Jan Hubicka <jh@suse.cz>
68 * cgraph.c (dump_cgraph_node): Dump versionable flag.
69 * cgraph.h (cgraph_local_info): Add versionable flag.
70 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
71 (ipcp_versionable_function_p): Use it.
72 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
75 2010-05-16 Jan Hubicka <jh@suse.cz>
77 * cgraph.c (cgraph_clone_node): Take decl argument and insert
78 clone into hash when it is different from orig.
79 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
80 * cgraph.h (cgraph_clone_node): Update prototype.
81 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
82 (lto_cgraph_encoder_delete): Delete body map.
83 (lto_cgraph_encoder_size): Move to header.
84 (lto_cgraph_encoder_encode_body_p,
85 lto_set_cgraph_encoder_encode_body): New.
86 (lto_output_node): Do not take written_decls argument; output clone_of
88 (add_node_to): Add include_body_argument; call
89 lto_set_cgraph_encoder_encode_body on master of the clone.
90 (add_references): Update use of add_node_to.
91 (compute_ltrans_boundary): Likewise.
92 (output_cgraph): Do not create written_decls bitmap.
93 (input_node): Take nodes argument; stream in clone_of correctly.
94 (input_cgraph_1): Update use of input_node.
95 * lto-streamer-out.c (lto_output): Use encoder info to decide
96 what bodies to output.
97 * ipa-inline.c (cgraph_clone_inlined_nodes,
98 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
99 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
100 (lto_cgraph_encoder_size): Define here.
101 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
104 2010-05-16 Richard Guenther <rguenther@suse.de>
106 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
108 * ipa-type-escape.c (gate_type_escape_vars): Run when
109 -fipa-struct-reorg runs.
110 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
111 * common.opt (fipa-type-escape): Remove.
113 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
115 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
116 (decode_options): Likewise.
117 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
119 2010-05-16 Jan Hubicka <jh@suse.cz>
121 * ipa.c (function_and_variable_visibility): Also bring local all
124 2010-05-16 Richard Guenther <rguenther@suse.de>
126 * alias.c (nonoverlapping_memrefs_p): Remove use of
127 IPA type-escape information.
129 2010-05-16 Joseph Myers <joseph@codesourcery.com>
131 * c-common.c (c_common_reswords): Add _Static_assert for C.
132 * c-parser.c (c_token_starts_declaration,
133 c_parser_next_token_starts_declaration,
134 c_parser_static_assert_declaration_no_semi,
135 c_parser_static_assert_declaration): New.
136 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
137 Handle static assertions if static_assert_ok.
138 (c_parser_external_declaration, c_parser_declaration_or_fndef,
139 c_parser_compound_statement_nostart, c_parser_label,
140 c_parser_for_statement, c_parser_objc_methodprotolist,
141 c_parser_omp_for_loop): All callers of
142 c_parser_declaration_or_fndef changed.
143 (c_parser_struct_declaration): Handle static assertions.
144 (c_parser_compound_statement_nostart): Use
145 c_parser_next_token_starts_declaration and
146 c_token_starts_declaration to detect start of declarations.
147 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
150 2010-05-16 Anatoly Sokolov <aesok@post.ru>
152 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
153 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
154 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
155 TARGET_FUNCTION_VALUE_REGNO_P): Define.
156 (mmix_function_outgoing_value): Rename to...
157 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
158 (mmix_function_value_regno_p): Make static.
159 (mmix_libcall_value): New function.
160 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
161 mmix_function_value_regno_p): Remove declaration.
163 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
165 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
166 BUILT_IN_ALLOCA if stack checking is enabled.
168 2010-05-16 Richard Guenther <rguenther@suse.de>
170 * var-tracking.c (vars_copy_1): Inline ...
171 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
172 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
173 (variable_merge_over_cur): Adjust. Merge asserts.
174 (variable_merge_over_src): Likewise.
175 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
176 (variable_post_merge_new_vals): Merge asserts.
177 (variable_post_merge_perm_vals): Likewise.
178 (find_mem_expr_in_1pdv): Likewise.
179 (dataflow_set_different_value): Remove.
180 (onepart_variable_different_p): Merge asserts.
181 (variable_different_p): Likewise.
182 (dataflow_set_different_1): Inline ...
183 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
184 (emit_notes_for_differences_1): Merge asserts.
186 2010-05-16 Richard Guenther <rguenther@suse.de>
188 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
189 * optabs.c (libfunc_decl_hash): Likewise.
190 * varasm.c (emutls_decl): Likewise.
192 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
194 * c-decl.c: Don't include gimple.h.
195 (merge_decls): Do not copy gimple_body.
197 2010-05-15 Jason Merrill <jason@redhat.com>
199 * c.opt: Add -fnothrow-opt.
201 2010-05-15 Jan Hubicka <jh@suse.cz>
203 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
205 * passes.c (ipa_write_summaries): Write all analyzed nodes.
207 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
209 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
210 * Makefile.in: Add it.
211 Fix all other Makefile dependencies for changes below.
212 * tree.h: Include it instead of defining VEC primitives here.
213 * gimple.h: Likewise.
215 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
216 * except.h: Include vecir.h, break dependence on tree.h.
218 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
220 * tree-iterator.c: ...to here.
221 * tree-iterator.h: Fix file introduction comment. Add extern markers.
223 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
225 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
226 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
227 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
228 tree-mudflap.h, and target.h.
229 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
230 predict.h, tree-inline.h, gimple.h, and langhooks.h.
231 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
232 Add FIXME for why gimple.h is still included (should be unnecessary
233 since GCC 4.5 gimplification unit-at-a-time).
234 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
235 * c-pragma.c: Add FIXME for why function.h needs to be included just
236 for cfun, at front-end level.
237 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
238 Do not include ggc.h, but include vecprim.h for VEC(char).
239 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
240 Explain why target.h is included.
241 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
242 Explain why gimple.h is included.
243 * c-ppoutput.c: Do not include tm.h.
244 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
245 * c-parses.c: Explain why rtl.h is included, and that this (and only
246 this) is also why tm.h must be included.
247 Do not include except.h.
248 * c-lang.c: Do not include ggc.h.
250 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
252 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
254 2010-05-15 Joseph Myers <joseph@codesourcery.com>
256 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
257 unions by default if those structs and unions have no tags. Do
258 not condition anonymous struct and unions handling on flag_iso.
259 Allow anonymous structs and unions for C1X.
260 (finish_struct): Do not diagnose lack of named fields when
261 anonymous structs and unions present for C1X. Accept flexible
262 array members in structure with anonymous structs or unions but no
263 directly named fields.
264 * doc/extend.texi (Unnamed Fields): Update.
266 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
268 * gimple.h (compare_field_offset): Rename into...
269 (gimple_compare_field_offset): ...this.
270 * gimple.c (compare_field_offset): Rename into...
271 (gimple_compare_field_offset): ...this. Compare the full access if
272 the offset is self-referential.
273 (gimple_types_compatible_p): Adjust for above renaming.
274 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
275 DECL_NONADDRESSABLE_P flag of fields before merging them.
277 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
279 * tree.h (ctor_to_list): Delete.
280 * tree.c (ctor_to_list): Delete.
282 2010-05-15 Jan Hubicka <jh@suse.cz>
284 * ipa-reference.c: Include toplev.h
285 (is_proper_for_analysis): Only add to all_module_statics
287 (write_node_summary_p, stream_out_bitmap,
288 ipa_reference_write_optimization_summary,
289 ipa_reference_read_optimization_summary): New.
290 (struct ipa_opt_pass_d pass_ipa_reference): Add
291 optimization summary streaming.
292 * lto-cgraph.c (referenced_from_this_partition_p,
293 reachable_from_this_partition_p): New functions.
294 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
295 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
296 * opts.c (decode_options): Enable ipa_reference.
297 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
298 * lto-streamer.h (referenced_from_this_partition_p,
299 reachable_from_this_partition_p): Declare.
301 2010-05-15 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/44038
304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
305 taking the address of a V_C_E of a constant.
307 2010-05-14 Jan Hubicka <jh@suse.cz>
309 * tree.h (memory_identifier_string): Remove.
310 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
311 (ipa_reference_global_vars_info_d): Remove statics_not_read and
313 (ipa_reference_optimization_summary_d): New structure.
314 (ipa_reference_optimization_summary_t): New type and vector.
315 (ipa_reference_vars_info_d): Embedd structures instead of using
317 (reference_vars_to_consider): Remove out of GGC space.
318 (module_statics_escape): Remove.
319 (global_info_obstack): Rename to ...
320 (optimization_summary_obstack): ... this one.
321 (initialization_status_t): Remove.
322 (memory_identifier_string): Remove.
323 (get_reference_vars_info): Fix indenting.
324 (set_reference_vars_info): Likewise.
325 (get_reference_optimization_summary): New.
326 (set_reference_optimization_summary): New.
327 (get_global_reference_vars_info): Remove.
328 (ipa_reference_get_read_global): Remove.
329 (ipa_reference_get_written_global): Remove.
330 (ipa_reference_get_not_read_global): Update.
331 (ipa_reference_get_not_written_global): Update.
332 (is_proper_for_analysis): Outlaw addressable.
333 (propagate_bits): Update for new datastructures.
334 (analyze_variable): Remove.
335 (init_function_info): Update for new datastructures.
336 (clean_function_local_data): Remove.
337 (clean_function): Remove.
338 (copy_global_bitmap): Use optimizations_summary_obstack.
339 (duplicate_node_data): Duplicate optimization summary only.
340 (remove_node_data): Remove optimization summary only.
341 (generate_summary): Do not analyze variables; do not compute
342 module_statics_escape; do not prune solutions by it.
343 (read_write_all_from_decl): Fix typos in comments.
344 (propagate): Doscover readonly and nonaddressable first;
345 update for new datastructures; share global bitmaps.
346 * ipa-reference.h (ipa_reference_get_read_global,
347 ipa_reference_get_written_global): Remove.
348 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
349 * Makefile.in: Remove ipa-refereference from GT files.
351 2010-05-14 Jakub Jelinek <jakub@redhat.com>
354 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
355 for all SYMBOL_REF_DECLs.
357 2010-05-14 Jan Hubicka <jh@suse.cz>
359 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
360 (varpool_all_refs_explicit_p): New inline function.
361 * ipa-reference.c: Update comment.
362 (module_statics_written): Remove.
363 (get_static_decl): Remove.
364 (ipa_init): Do not initialize module_statics_written.
365 (analyze_function): Likewise.
366 (generate_summary): Likewise; do not compute module_statics_readonly
367 and do not update variable flags.
368 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
369 * ipa.c: Inlucde flags.h
370 (cgraph_local_node_p): New.
371 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
372 promote functions to local.
373 (ipa_discover_readonly_nonaddressable_vars): New function.
374 (function_and_variable_visibility): Use cgraph_local_node_p.
375 * varpool.c (varpool_finalize_decl): Set force_output for
376 DECL_PRESERVE_P vars.
378 2010-05-14 Jan Hubicka <jh@suse.cz>
380 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
382 2010-05-14 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/44119
385 * tree-ssa-pre.c (eliminate): Properly mark replacement of
386 a PHI node necessary.
388 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
390 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
392 2010-05-14 Jason Merrill <jason@redhat.com>
395 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
396 (gimple_call_set_nothrow): New.
397 * gimple.c (gimple_build_call_from_tree): Call it.
398 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
401 * gimplify.c (gimplify_seq_add_stmt): No longer static.
402 * gimple.h: Declare it.
403 * gimple.c (gimple_build_eh_filter): No ops.
405 2010-05-14 Jan Hubicka <jh@suse.cz>
407 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
408 nodes already in queue.
409 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
412 2010-05-14 Jakub Jelinek <jakub@redhat.com>
415 * cfgexpand.c (expand_debug_expr): If non-memory op0
416 has BLKmode, return NULL.
418 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
420 * config.gcc: Add support for --with-cpu option for bdver1.
421 * config/i386/i386.h (TARGET_BDVER1): New macro.
422 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
423 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
424 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
425 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
426 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
427 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
428 (processor_type): Add PROCESSOR_BDVER1.
429 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
430 processor_type in config/i386/i386.h.
431 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
432 movaps <reg, reg> instead of movapd <reg, reg> when replacing
433 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
434 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
435 to emit packed xor instead of packed double/packed integer
436 xor for SSE and AVX when moving a zero value.
437 * config/i386/sse.md: Add check for
438 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
439 movapd/movdqa for SSE and AVX.
440 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
441 single logical operations i.e and, or and xor instead of packed double
442 logical operations for SSE and AVX.
443 * config/i386/i386-c.c (ix86_target_macros_internal):
444 Add PROCESSOR_BDVER1.
445 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
446 (has_fma4, has_xop): New.
447 * config/i386/i386.c (bdver1_cost): New variable.
448 (m_BDVER1): New macro.
449 (m_AMD_MULTIPLE): Add m_BDVER1.
450 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
451 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
452 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
453 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
454 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
455 x86_tune_sse_partial_reg_dependency,
456 x86_tune_sse_unaligned_load_optimal,
457 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
458 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
459 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
460 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
461 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
462 Enable/disable for bdver1.
463 (processor_target_table): Add bdver1_cost.
464 (cpu_names): Add bdver1.
465 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
466 processor_alias_table.
467 (ix86_expand_vector_move_misalign): Change.
468 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
469 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
470 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
471 of movupd/movdqu for SSE and AVX.
472 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
473 (ix86_tune_adjust_cost): Add code for bdver1.
474 (standard_sse_constant_opcode): Add check for
475 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
476 of packed double xor for SSE and AVX.
478 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
480 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
483 2010-05-14 Tristan Gingold <gingold@adacore.com>
485 * toplev.c (default_debug_hooks): Remove this variable.
486 (process_options): Remove assignments to default_debug_hooks.
488 2010-05-14 Martin Jambor <mjambor@suse.cz>
490 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
491 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
492 * langhooks.h (struct lang_hooks_for_decls): Removed field
494 * tree.c (free_lang_data): Remove assignment to
495 lang_hooks.fold_obj_type_ref.
496 * tree.def (OBJ_TYPE_REF): Update comment.
498 2010-05-14 Richard Guenther <rguenther@suse.de>
500 PR tree-optimization/44124
501 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
503 2010-05-14 Alan Modra <amodra@gmail.com>
506 * config/rs6000/rs6000.c (struct machine_function): Reorder
507 fields for better packing. Add lr_save_state.
508 (rs6000_ra_ever_killed): Return lr_save_state if set.
509 (rs6000_emit_eh_reg_restore): Set lr_save_state.
511 2010-05-13 Jan Hubicka <jh@suse.cz>
513 * varpool.c (decide_is_variable_needed): Drop code checking
514 TREE_SYMBOL_REFERENCED.
516 2010-05-13 Jan Hubicka <jh@suse.cz>
518 * final.c (output_addr_const): Do not call mark_decl_referenced.
519 * cgraphunit.c (process_function_and_variable_attributes): Use
520 mark_needed_node dirrectly.
521 (assemble_thunk): Do not call mark_decl_referenced.
523 2010-05-13 Anatoly Sokolov <aesok@post.ru>
525 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
527 2010-05-13 Jeff Law <law@redhat.com>
529 * ira-conflicts.c (print_allocno_conflicts): New function broken out
531 (print_conflicts): Call print_allocno_conflicts.
533 2010-05-13 Jakub Jelinek <jakub@redhat.com>
536 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
539 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
541 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
542 t-mingw-w64 or t-mingw-w32 for multilib configuration.
543 * config/i386/t-mingw-w32: New.
544 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
546 2010-05-13 Martin Jambor <mjambor@suse.cz>
548 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
550 * gimple-fold.c (get_base_binfo_for_type): New function.
551 (gimple_get_relevant_ref_binfo): Likewise.
552 (gimple_fold_obj_type_ref_known_binfo): Likewise.
553 (gimple_fold_obj_type_ref): Likewise.
554 (fold_gimple_call): Simplify condition for folding virtual calls
555 and call gimple_fold_obj_type_ref.
556 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
557 (gimple_fold_obj_type_ref_known_binfo): Likewise.
559 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
561 * config/rs6000/rs6000-protos.h
562 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
563 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
564 (rs6000_debug_mode_dependent_address)
565 (rs6000_mode_dependent_address_ptr): Likewise.
567 2010-05-13 Jakub Jelinek <jakub@redhat.com>
570 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
572 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
573 * tree-sra.c (create_access_replacement): Call unshare_expr before
574 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
575 * dwarf2out.c: Include tree-flow.h.
576 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
577 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
578 Handle DW_OP_bit_piece.
579 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
580 construct_piece_list, adjust_piece_list): New functions.
581 (add_var_loc_to_decl): Handle SRA optimized variables.
582 Adjust for var_loc_note to loc field renaming.
583 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
584 in VAR_LOCATION note.
585 (new_loc_descr_op_bit_piece): New function.
586 (dw_sra_loc_expr): New function.
587 (dw_loc_list): Use it. Don't handle the last range after the
588 loop, handle it inside of the loop. Adjust for var_loc_note
589 to loc field renaming.
590 (add_location_or_const_value_attribute): Only special case
591 single entry loc lists if loc is NOTE_P. Adjust for
592 var_loc_note to loc field renaming.
593 (dwarf2out_var_location): Don't set newloc->var_loc_note
594 and newloc->next here.
596 2010-05-12 Jan Hubicka <jh@suse.cz>
598 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
600 * cgraph.h (cgraph_only_called_directly_p,
601 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
602 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
603 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
605 * ipa.c (cgraph_remove_unreachable_nodes): Use
606 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
608 * tree-inline.c (copy_bb): Check address_taken flag.
609 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
610 externally_visible flag.
612 2010-05-12 Jason Merrill <jason@redhat.com>
616 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
617 * sdbout.c (plain_type_1): Likewise.
618 * dwarf2out.c (is_base_type): Likewise.
619 (gen_type_die_with_usage): Likewise. Generate
620 DW_TAG_unspecified_type for any LANG_TYPE.
622 2010-05-12 Jan Hubicka <jh@suse.cz>
624 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
626 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
627 (cgraph_clone_edge): Update.
628 (cgraph_node_remove_callees): Remove indirect calls too.
629 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
630 (cgraph_create_indirect_edge): Update prototype.
631 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
632 is_proper_for_analysis.
633 (add_new_function, visited_nodes, function_insertion_hook_holder,
634 get_local_reference_vars_info, mark_address_taken, mark_address,
635 mark_load, mark_store, check_asm_memory_clobber, check_call,
636 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
637 (ipa_init): Do not initialize visited_nodes;
638 function_insertion_hook_holder.
639 (analyze_variable): Rewrite.
640 (analyze_function): Rewrite.
641 (copy_local_bitmap): Remove.
642 (duplicate_node_dat): Do not duplicate local info.
643 (generate_summary): Simplify to only walk cgraph.
644 (write_node_summary_p, ipa_reference_write_summary,
645 ipa_reference_read_summary): Remove.
646 (propagate): Do not remove function insertion;
648 (pass_ipa_reference): NULLify summary handling fields.
649 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
650 (input_edge): Input ecf_flags.
651 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
652 (update_indirect_edges_after_inlining): Ignore edges with unknown
655 2010-05-12 Sriraman Tallam <tmsriram@google.com>
657 * implicit-zee.c: New file.
658 * tree-pass.h (pass_implicit_zee): Declare.
659 * passes.c (init_optimization_passes): Add zee pass.
660 * common.opt (fzee): New flag.
661 * timevar.def (TV_ZEE): Define.
662 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
664 * Makefile.in (implicit-zee.o): Add new build file.
666 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
667 Nathan Froyd <froydnj@codesourcery.com>
669 * c-common.c (sync_resolve_params): Remove write-only variable.
671 2010-05-12 Anatoly Sokolov <aesok@post.ru>
673 * target.h (struct gcc_target): Add mode_dependent_address_p field.
674 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
675 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
676 * targhooks.c (default_mode_dependent_address_p): New function.
677 * targhooks.h (default_mode_dependent_address_p): Declare function.
678 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
679 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
680 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
681 target hook. Change return type to bool.
682 * recog.h: (mode_dependent_address_p): Change return type to bool.
684 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
685 Nathan Froyd <froydnj@codesourcery.com>
687 * tree-mudflap.c (build_function_type_0, build_function_type_1,
688 build_function_type_2, build_function_type_3): Remove.
689 (mudflap_init): Use build_function_type_list.
691 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
692 Nathan Froyd <froydnj@codesourcery.com>
694 * coverage.c (build_fn_info_value): Call build_constructor instead of
695 build_constructor_from_list.
696 (build_ctr_info_value): Likewise.
697 (build_gcov_info): Likewise.
699 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
701 * tree.c (build_constructor): Compute TREE_CONSTANT for the
702 resultant constructor.
703 (build_constructor_single): Don't set TREE_CONSTANT.
704 (build_constructor_from_list): Don't compute TREE_CONSTANT.
706 2010-05-12 Jan Hubicka <jh@suse.cz>
708 * cgraph.h (struct varpool_node): Add aux.
709 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
710 * varpool.c (varpool_remove_node): Do not remove initializer.
711 (varpool_reset_queue): Export.
712 (varpool_finalize_decl): Volatile vars are forced to be output.
713 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
715 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
716 process_references, varpool_can_remove_if_no_refs): New functions.
717 (cgraph_remove_unreachable_nodes): Handle variables too.
719 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
722 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
724 2010-05-12 Jakub Jelinek <jakub@redhat.com>
727 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
728 change value of ORT_TASK.
729 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
730 (omp_notice_threadprivate_variable): New function.
731 (omp_notice_variable): Call it for threadprivate variables.
732 If enclosing ctx is a task, print enclosing task rather than
733 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
734 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
735 if task has untied clause.
738 * dwarf2out.c (base_type_die): Don't add name attribute here.
739 (modified_type_die): Instead of sizetype use
740 its underlying original type. If a DW_TAG_base_type doesn't
741 have name added, add __unknown__.
742 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
743 always call force_type_die instead.
745 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
747 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
748 for __stack_chk_guard.
750 2010-05-11 Jakub Jelinek <jakub@redhat.com>
752 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
753 don't call start_source_file debug hook here...
754 (finish_options): ... but here, after outputting predefined and
755 command line defines and undefs.
758 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
760 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
761 optimizing away empty bb with no successors, move over its
762 footer chain to fallthru predecessor.
763 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
764 (rtl_split_edge): For asm goto call patch_jump_insn even if
765 splitting fallthru edge.
768 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
769 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
770 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
771 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
775 * c-parser.c (c_parser_expression): Mark LHS of a comma
776 expression as read if it is a decl, handled component or
777 COMPOUND_EXPR with that on the RHS.
778 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
779 if it is a decl or handled component.
781 2010-05-11 Jan Hubicka <jh@suse.cz>
783 * lto-symtab.c (lto_symtab_free): New function.
784 * lto-streamer.h (lto_symtab_free): Declare.
786 2010-05-11 Jan Hubicka <jh@suse.cz>
788 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
789 that if function is needed it is reachable.
790 (lto_output_node): See if it the function is reachable or referenced.
791 (output_cgraph): Update call of lto_output_node.
792 * lto-streamer.h (reachable_from_other_partition_p): Declare.
794 2010-05-11 Jan Hubicka <jh@suse.cz>
796 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
799 2010-05-11 Jan Hubicka <jh@suse.cz>
801 PR tree-optimize/44063
802 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
804 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
806 (estimate_function_body_sizes): Compute sizes even when disregarding.
808 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
810 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
812 2010-05-11 Jan Hubicka <jh@suse.cz>
814 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
817 2010-05-11 Jan Hubicka <jh@suse.cz>
819 * matrix-reorg.c (matrix_reorg): Rebuild edges.
821 2010-05-11 Jan Hubicka <jh@suse.cz>
823 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
824 lto_streamer_cache_delete): Put nodes into heap.
825 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
828 2010-05-11 Jan Hubicka <jh@suse.cz>
830 * cgraphbuild.c (cgraph_rebuild_references): New.
831 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
833 * cgraph.h (cgraph_rebuild_references): Declare.
834 * tree-inline.c (tree_function_versioning): Use it.
835 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
837 2010-05-11 Jan Hubicka <jh@suse.cz>
839 * cgraph.c: Include ipa-utils.h
840 (cgraph_create_virtual_clone): Update references.
841 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
843 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
845 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
846 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
849 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
851 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
853 2010-05-11 Jakub Jelinek <jakub@redhat.com>
855 * gcc.c (execute): For -### don't quote arguments that
856 contain just alphanumerics and _/-. characters.
857 * doc/invoke.texi: Document that change for -###.
860 * df-problems.c (struct dead_debug): Add to_rescan field.
861 (dead_debug_init): Clear to_rescan field.
862 (dead_debug_finish): Rescan all debug insns in to_rescan
863 bitmap and free the bitmap.
864 (dead_debug_insert_before): Instead of rescanning debug insns
865 immediately queue their rescanning until dead_debug_finish.
866 (df_note_bb_compute): After dead_debug_add do continue instead
869 2010-05-10 Jakub Jelinek <jakub@redhat.com>
872 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
873 clear also INSN_REG_USE_LIST.
875 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
877 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
879 2010-05-10 Jan Hubicka <jh@suse.cz>
881 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
884 2010-05-10 Jan Hubicka <jh@suse.cz>
886 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
888 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
889 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
890 (lto_streamer_cache_create): Init alloc pool.
891 (lto_streamer_cache_delete): Free alloc pool.
892 * lto-streamer.h: Include alloc pool.
893 (lto_streamer_cache_d): Use alloc pool.
894 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
896 2010-05-10 Jan Hubicka <jh@suse.cz>
898 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
899 * cgraphbuild.c: Include except.h
900 (record_type_list, record_eh_tables): New function.
901 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
903 2010-05-10 Jan Hubicka <jh@suse.cz>
905 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
906 __frame_dummy_init_array_entry, force_to_data): Attribute as used
909 2010-05-10 Michael Matz <matz@suse.de>
911 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
912 (can_reassociate_p): Use FLOAT_TYPE_P.
913 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
914 (vect_force_simple_reduction): ... this.
915 * tree-parloops.c (gather_scalar_reductions): Use
916 vect_force_simple_reduction.
917 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
918 vect_is_simple_reduction, add modify argument, if true rewrite
920 (vect_is_simple_reduction, vect_force_simple_reduction): New
922 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
924 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
925 Vladimir Makarov <vmakarov@redhat.com>
927 PR rtl-optimization/44012
928 * ira-build.c (remove_unnecessary_allocnos): Nullify
929 regno_allocno_map of the removed allocno.
931 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
933 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
935 * configure: Regenerate.
937 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
939 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
941 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
942 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
944 * configure: Regenerate.
946 2010-05-10 Richard Guenther <rguenther@suse.de>
948 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
949 marked if the entry identifier is marked.
951 2010-05-10 Richard Guenther <rguenther@suse.de>
953 * c-common.c (struct c_common_attributes): Add fnspec attribute.
954 (handle_fnspec_attribute): New function.
955 * gimple.h (gimple_call_return_flags): Declare.
956 (gimple_call_arg_flags): Likewise.
957 * gimple.c (gimple_call_arg_flags): New function.
958 (gimple_call_return_flags): Likewise.
959 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
961 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
963 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
964 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
966 (make_heapvar_for): ... this new function.
967 (handle_rhs_call): Handle fnspec attribute argument specifiers.
968 (handle_lhs_call): Likewise.
969 (find_func_aliases): Adjust.
971 2010-05-10 Richard Guenther <rguenther@suse.de>
973 PR tree-optimization/44050
974 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
976 2010-05-10 Wei Guozhi <carrot@google.com>
979 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
981 2010-05-09 Joseph Myers <joseph@codesourcery.com>
984 * c-typeck.c (lookup_field): Take a type directly. Update
986 (build_component_ref): Update call to lookup_field.
987 (set_init_label): Use lookup_field to find initialized field.
988 Handle returned list of fields like a sequence of designators.
990 2010-05-09 Richard Guenther <rguenther@suse.de>
993 * fold-const.c (tree_single_nonzero_warnv_p): Properly
994 handle &FUNCTION_DECL.
996 2010-05-09 Joseph Myers <joseph@codesourcery.com>
999 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1000 structures and unions recursively.
1001 (detect_field_duplicates): Move duplicate detection with a hash to
1002 detect_field_duplicates_hash. Always use a hash if anonymous
1003 structures or unions are present.
1004 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1007 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1010 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1011 detect Atom, Core 2 and Core i7.
1013 2010-05-09 Richard Guenther <rguenther@suse.de>
1015 * gcc.c (store_arg): Handle temporary file deletion for
1018 2010-05-09 Richard Guenther <rguenther@suse.de>
1021 * ipa-inline.c (estimate_function_body_sizes): Return after
1022 disregarding inline limits.
1024 2010-05-09 Richard Guenther <rguenther@suse.de>
1026 * gcc.c (store_arg): Revert last change.
1028 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1031 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1032 (optimize_ops_list): Call it.
1034 2010-05-08 Richard Guenther <rguenther@suse.de>
1036 PR tree-optimization/44030
1037 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1038 NECESSARY flag if we propagate from a inserted expression.
1040 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1042 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1043 domain types as equal if they are both PLACEHOLDER_EXPRs.
1045 2010-05-08 Richard Guenther <rguenther@suse.de>
1047 * lto-wrapper.c (run_gcc): Remove linker output from
1048 command line for LTRANS invocation.
1050 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1052 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1053 lto-macho as lto_binary_reader.
1054 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1055 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1056 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1057 in lto_start and lto_end calls.
1058 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1060 (scan_prog_file): Update is_elf_or_coff call.
1061 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1063 * collect2.c (main): Fix enum comparison.
1065 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1067 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1068 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1069 and TARGET_ASM_LTO_END.
1070 * darwin.c: Include obstack.h and lto-streamer.h.
1071 (lto_section_names_offset, lto_section_names_obstack,
1072 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1074 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1075 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1076 to a temporary file.
1077 (darwin_asm_lto_end): New function. Restore asm_out_file.
1078 (darwin_asm_named_section): For LTO sections, replace the name with
1079 the offset of the section name in a string table, and build this
1081 (darwin_file_start): Initialize global vars for LTO support.
1082 (darwin_file_end): If output to asm_out_file was redirected, append it
1083 to the proper asm_out_file here. Add the section names section.
1085 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1087 * c-pragma.c (pending_weak_d, pending_weak): New.
1088 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1089 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1090 handle_pragma_weak): Update the uses of pending_weaks.
1092 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1094 PR documentation/44016
1095 * doc/standards.texi (Standards): Link to unversioned
1096 cxx0x_status.html page.
1098 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1101 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1102 in addition to TREE_USED, to avoid "set but unused" warnings.
1104 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1106 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1107 (is_loop_prefetching_profitable): Do not insert prefetches
1108 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1109 times the prefetch ahead distance.
1111 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1113 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1114 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1115 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1118 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1120 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1121 a diagnostic info when the insn-to-mem ratio is too small.
1123 2010-05-07 Richard Guenther <rguenther@suse.de>
1125 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1127 (store_arg): Queue temp_filename for deletion instead of
1130 2010-05-07 Richard Guenther <rguenther@suse.de>
1132 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1133 (run_gcc): Handle LTRANS phase invocation.
1134 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1136 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1138 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1139 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1141 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1143 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1145 2010-05-07 Richard Guenther <rguenther@suse.de>
1147 PR tree-optimization/44020
1148 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1149 code when PRE is not yet initialized.
1151 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1153 * config/mips/dbxmdebug.h: Remove.
1154 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1156 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1158 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1159 with null pointer and also warn about ordered comparison of zero with
1162 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1164 * graphite-blocking.c
1165 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1166 * graphite-clast-to-gimple.c
1167 (clast_to_gcc_expression): Same.
1168 (precision_for_value): Same.
1169 (precision_for_interval): Same.
1170 (gcc_type_for_interval): Same.
1171 (graphite_create_new_guard): Same.
1172 (compute_bounds_for_level): Same.
1173 (graphite_create_new_loop_guard): Same.
1174 * graphite-interchange.c
1175 (build_linearized_memory_access): Same.
1176 (pdr_stride_in_loop): Same.
1177 (memory_strides_in_loop_1): Same.
1178 (memory_strides_in_loop): Same.
1179 (extend_scattering): Same.
1180 (psct_scattering_dim_for_loop_depth): Same.
1181 (pbb_number_of_iterations): Same.
1183 (debug_iteration_domains): Same.
1185 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1186 (ppl_set_inhomogeneous_gmp): Same.
1187 (ppl_strip_loop): Same.
1188 (ppl_lexico_compare_linear_expressions): Same.
1189 (ppl_read_polyhedron_matrix): Same.
1190 (ppl_max_for_le_pointset): Same.
1192 (ppl_read_polyhedron_matrix): Same.
1193 (tree_int_to_gmp): Same.
1194 (gmp_cst_to_tree): Same.
1195 (ppl_set_inhomogeneous): Same.
1196 (ppl_set_inhomogeneous_tree): Same.
1197 (ppl_set_coef): Same.
1198 (ppl_set_coef_tree): Same.
1199 * graphite-sese-to-poly.c
1200 (build_pbb_scattering_polyhedrons): Same.
1201 (build_scop_scattering): Same.
1202 (scan_tree_for_params_right_scev): Same.
1203 (scan_tree_for_params): Same.
1204 (find_params_in_bb): Same.
1205 (find_scop_parameters): Same.
1206 (add_upper_bounds_from_estimated_nit): Same.
1207 (build_loop_iteration_domains): Same.
1208 (add_condition_to_domain): Same.
1209 (pdr_add_memory_accesses): Same.
1211 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1213 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1214 CLooG's value_* macros to their respective mpz_* counterparts.
1215 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1216 (graphite_create_new_loop_guard): Same.
1217 * graphite-interchange.c (build_linearized_memory_access): Same.
1218 (pdr_stride_in_loop): Same.
1219 (memory_strides_in_loop_1): Same.
1220 (1st_interchange_profitable_p): Same.
1221 * graphite-poly.c (extend_scattering): Same.
1222 (psct_scattering_dim_for_loop_depth): Same.
1223 (pbb_number_of_iterations): Same.
1224 (pbb_number_of_iterations_at_time): Same.
1225 * graphite-poly.h (new_1st_loop): Same.
1226 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1227 (oppose_constraint): Same.
1228 (insert_constraint_into_matrix): Same.
1229 (ppl_set_inhomogeneous_gmp): Same.
1230 (ppl_set_coef_gmp): Same.
1231 (ppl_strip_loop): Same.
1232 (ppl_lexico_compare_linear_expressions): Same.
1233 (ppl_max_for_le_pointset): Same.
1234 (ppl_min_for_le_pointset): Same.
1235 (ppl_build_realtion): Same.
1236 * graphite-ppl.h (gmp_cst_to_tree): Same.
1237 (ppl_set_inhomogeneous): Same.
1238 (ppl_set_inhomogeneous_tree): Same.
1239 (ppl_set_coef): Same.
1240 (ppl_set_coef_tree): Same.
1241 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1242 (build_scop_scattering): Same.
1243 (add_value_to_dim): Same.
1244 (scan_tree_for_params_right_scev): Same.
1245 (scan_tree_for_params_int): Same.
1246 (scan_tree_for_params): Same.
1247 (find_params_in_bb): Same.
1248 (find_scop_parameters): Same.
1249 (add_upper_bounds_from_estimated_nit): Same.
1250 (build_loop_iteration_domains): Same.
1251 (create_linear_expr_from_tree): Same.
1252 (add_condition_to_domain): Same.
1253 (pdr_add_memory_accesses): Same.
1255 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1256 Jason Merrill <jason@redhat.com>
1258 * c-common.c (c_common_reswords): Add nullptr.
1259 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1260 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1261 (gen_type_die_with_usage): Likewise.
1262 * dbxout.c (dbxout_type): Likewise.
1263 * sdbout.c (plain_type_1): Likewise.
1265 2010-05-06 Jason Merrill <jason@redhat.com>
1267 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1268 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1270 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1272 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1273 stripping WITH_SIZE_EXPR.
1274 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1277 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1279 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1280 list of obsolete configurations.
1281 Disabled check for obsolete configurations.
1282 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1283 Removed support for previous versions.
1284 * config/mips/iris.h: Removed.
1285 * config/mips/iris5.h: Removed.
1286 * config/mips/iris6.h: Merged old iris.h contents.
1287 (TARGET_IRIX): Removed.
1288 (DRIVER_SELF_SPECS): Removed mabi=32.
1289 (IDENT_ASM_OP): Removed undef.
1290 (STARTFILE_SPEC): Removed mabi=32.
1291 (ENDFILE_SPEC): Likewise.
1292 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1293 (MACHINE_TYPE): Update for IRIX 6.5.
1294 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1295 TARGET_IRIX by TARGET_IRIX6.
1296 (mips_file_start): Likewise.
1297 (mips_output_external): Remove IRIX 5/6 O32 support.
1298 (mips_output_function_prologue): Likewise.
1299 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1301 (TARGET_CPU_CPP_BUILTINS): Likewise.
1302 (TARGET_IRIX): Removed.
1303 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1304 (MULTILIB_DIRNAMES): Removed 32.
1305 (MULTILIB_OSDIRNAMES): Removed ../lib.
1306 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1307 (Specific, mips-sgi-irix5): Document removal.
1308 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1309 Remove references to older IRIX 6 releases and the O32 ABI.
1311 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1314 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1315 instead of DF_REF_REAL_REG.
1317 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1320 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1321 handling to still return true for x64 targets.
1323 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1325 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1327 2010-05-06 Jan Hubicka <jh@suse.cz>
1329 PR tree-optimization/43791
1330 * ipa-inline.c (update_caller_keys): Remove bogus
1331 disregard_inline_limits check.
1333 2010-05-06 Michael Matz <matz@suse.de>
1335 PR tree-optimization/43984
1336 * tree-ssa-pre.c (inserted_phi_names): Remove.
1337 (inserted_exprs): Change to bitmap.
1338 (create_expression_by_pieces): Set bits, don't append to vector.
1339 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1340 (eliminate): Don't look at inserted_phi_names, remove deleted
1341 insns from inserted_exprs.
1342 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1343 (init_pre, fini_pre): Allocate and free bitmaps.
1344 (execute_pre): Insert insns on edges before elimination.
1346 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1348 * tree.c (initializer_zerop): Handle STRING_CST.
1350 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1353 * doc/invoke.texi (Wimplicit): Document as C only.
1354 * opts.c (common_handle_option): Add argument kind.
1355 (handle_option): Rename as read_cmdline_option. Factor out code to...
1356 (handle_option): ... here. New.
1357 (handle_options): Rename as read_cmdline_options.
1358 (decode_options): Update call.
1359 (set_option): Use option index instead of option pointer. Classify
1360 diagnostics correctly.
1361 (enable_warning_as_error): Call handle_option.
1362 * opts.h (set_option): Update declaration.
1363 (handle_option): Declare.
1364 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1365 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1366 * c-opts.c (set_Wimplicit): Delete.
1367 (c_family_lang_mask): New static constant.
1368 (c_common_handle_option): Add argument kind. Use handle_option
1369 instead of set_Wimplicit.
1370 (c_common_post_options): warn_implicit and warn_implicit_int
1371 are disabled by default.
1372 * c-common.c (warn_implicit): Do not define here.
1373 * c-common.h (warn_implicit): Do not declare here.
1374 (c_common_handle_option): Update declaration.
1375 * lto-opts.c (lto_reissue_options): Update call to set_option.
1377 2010-05-06 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/43571
1380 * domwalk.c (walk_dominator_tree): Walk the dominator
1381 sons in more optimal order.
1383 2010-05-06 Richard Guenther <rguenther@suse.de>
1385 PR tree-optimization/43934
1386 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1387 (stmt_cost): Likewise.
1388 (extract_true_false_args_from_phi): New helper.
1389 (determine_max_movement): For PHI nodes verify we can hoist them
1390 and compute their cost.
1391 (determine_invariantness_stmt): Handle PHI nodes.
1392 (move_computations_stmt): Likewise. Hoist PHI nodes in
1393 if-converted form using COND_EXPRs.
1394 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1395 (tree_ssa_lim): Likewise.
1396 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1397 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1399 2010-05-06 Richard Guenther <rguenther@suse.de>
1401 PR tree-optimization/43987
1402 * tree-ssa-structalias.c (could_have_pointers): For possibly
1403 address-taken variables force pointers to be recorded.
1404 (create_variable_info_for_1): Likewise.
1405 (push_fields_onto_fieldstack): Pass in wheter all fields
1407 (find_func_aliases): Query types instead of vars whether
1408 they contain pointers where appropriate.
1410 2010-05-06 Jan Hubicka <jh@suse.cz>
1412 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1413 (record_reference, mark_address, mark_load, mark_store): Record
1415 (record_references_in_initializer): Update call of record_references.
1416 (rebuild_cgraph_edges): Remove all references before rebuiding.
1417 * cgraph.c (cgraph_create_node): Clear ref list.
1418 (cgraph_remove_node): Remove references.
1419 (dump_cgraph_node): Dump references.
1420 (cgraph_clone_node): Clone references.
1421 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1422 (struct cgraph_node, varpool_node): Add ref_lst.
1423 * ipa-ref.c: New file.
1424 * ipa-ref.h: New file.
1425 * ipa-ref-inline.h: New file.
1426 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1427 (referenced_from_other_partition_p): New function.
1428 (lto_output_varpool_node): Take set arugment; call
1429 referenced_from_other_partition.
1430 (lto_output_ref): New.
1431 (add_references): New.
1433 (output_cgraph): Compute boundary based on references; output refs.
1434 (output_varpool): Accept cgraph_node_set argument.
1437 (input_cgraph): Call input_refs.
1438 * lto-section-in.c (lto_section_name): Add refs.
1439 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1440 (ipa-ref.o): New file.
1441 * varpool.c (varpool_node): Clear ipa ref list.
1442 (varpool_remove_node): Remove references.
1443 (dump_varpool_node): Dump references.
1444 (varpool_assemble_decl): Only compile finalized ones.
1445 (varpool_extra_name_alias): Initialize ref list.
1446 * lto-streamer.c (lto-get_section_name): Add .refs section.
1447 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1448 (referenced_from_other_partition_p): Declared.
1450 2010-05-06 Ira Rosen <irar@il.ibm.com>
1452 PR tree-optimization/43901
1453 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1454 type is not NULL if it's transformation phase, and return
1455 FALSE if it's analysis.
1456 (vectorizable_conversion, vectorizable_operation,
1457 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1459 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1461 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1463 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1465 * config/mips/mips-protos.h
1466 (mips_small_register_classes_for_mode_p): Delete prototype.
1468 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1470 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1471 * config/arm/arm.c (multiple_operation_profitable_p,
1472 compute_offset_order): New static functions.
1473 (load_multiple_sequence, store_multiple_sequence): Use them.
1474 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1475 memory offsets, not register numbers.
1476 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1478 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1480 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1481 (get_pending_sizes, put_pending_size, put_pending_sizes):
1482 Update the uses of pending_sizes.
1483 * c-decl.c (store_parm_decls): Likewise.
1484 * c-tree.h (struct c_arg_info): Likewise.
1485 * tree.h: Update the prototype for get_pending_sizes and
1488 2010-05-05 Jason Merrill <jason@redhat.com>
1491 * c-common.c (handle_aligned_attribute): Respect
1492 ATTR_FLAG_TYPE_IN_PLACE.
1495 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1496 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1497 (TARGET_INITIALIZER): Use it.
1498 * c-common.c (attribute_takes_identifier_p): Call it.
1499 * c-common.h: Update prototype.
1500 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1501 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1503 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1506 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1507 DW_ID_down_case for Fortran compilation units.
1509 2010-05-05 Jan Hubicka <jh@suse.cz>
1511 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1514 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1516 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1517 a variable-sized RESULT_DECL.
1519 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1521 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1523 2010-05-05 Jason Merrill <jason@redhat.com>
1526 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1528 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1530 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1531 Jakub Jelinek <jakub@redhat.com>
1534 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1535 (dead_debug_init, dead_debug_finish): New functions.
1536 (dead_debug_add, dead_debug_insert_before): Likewise.
1537 (df_note_bb_compute): Initialize a dead_debug object, add dead
1538 debug uses to it, insert debug bind insns before death insns,
1539 reset debug insns that refer to pending uses at the end.
1540 * rtl.h (make_debug_expr_from_rtl): New prototype.
1541 * varasm.c (make_debug_expr_from_rtl): New function.
1543 2010-05-05 Jan Hubicka <jh@suse.cz>
1545 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1546 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1547 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1548 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1549 lto_varpool_encoder_encode_initializer_p,
1550 lto_set_varpool_encoder_encode_initializer): New functions.
1551 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1552 call output_varpool.
1553 (input_varpool_node): Do not always set analyzed.
1554 (input_cgraph_1): Return vector of cgraph nodes.
1555 (input_varpool_1): Return vector of varpools.
1556 (input_cgraph): Free the vectors.
1557 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1558 output only initializers needed.
1559 (lto_output): Only call output_cgraph.
1560 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1561 * lto-section-out.c (lto_new_out_decl_state): Initialize
1562 state->varpool_node_encoder.
1563 * lto-streamer.h (lto_varpool_encoder_d): New.
1564 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1565 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1566 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1567 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1568 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1570 (output_varpool, input_varpool): Remove declarations.
1572 2010-05-05 Jan Hubicka <jh@suse.cz>
1574 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1575 with body can prevail.
1577 2010-05-05 Jan Hubicka <jh@suse.cz>
1579 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1582 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1584 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1586 * gengtype.h (erro_at_line): Constify pos argument.
1588 * gengtype.c: Include hashtab.h.
1589 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1590 (error_at_line): Constify pos argument.
1591 (do_typedef): Initialize p->opt field.
1592 (get_file_gtfilename): Fix comment typo.
1593 (struct walk_type_data): Constify line field.
1594 (get_output_file_for_structure): New function.
1595 (write_local_func_for_structure): Constify orig_s argument.
1596 Use get_output_file_for_structure.
1597 (write_func_for_structure): Use get_output_file_for_structure.
1598 (INDENT): New define.
1599 (dump_pair, dump_type, dump_type_list, dump_typekind)
1600 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1601 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1603 (seen_types): New variable.
1604 (main): New variable do_dump. Process "-d" command line option.
1605 Call dump_everything if dump requested.
1607 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1609 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1610 in a temporary instead of invoking the macro multiple times.
1611 (track_expr_p): Likewise.
1613 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1615 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1617 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1618 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1619 conditions for printing notes.
1620 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1621 true, update documentation.
1622 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1624 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1627 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1630 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1633 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1634 (*sse_prologue_save_insn1): Likewise.
1635 (SSE prologue save splitter): Likewise.
1637 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1639 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1640 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1641 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1642 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1643 all decls. Call it on DECL_FIELD_OFFSET of fields.
1644 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1645 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1647 2010-05-04 Martin Jambor <mjambor@suse.cz>
1649 * tree-sra.c (build_access_from_expr_1): The first parameter type
1650 changed to simple tree.
1651 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1652 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1654 (build_accesses_from_assign): Removed all parameters except for a
1655 simple gimple statement. Now returns a simple bool.
1656 (scan_function): All non-analysis parts moved to separate functions
1657 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1658 parameters and updated both callers.
1659 (sra_modify_expr): Removed parameter data.
1660 (sra_modify_function_body): New function.
1661 (perform_intra_sra): Call sra_modify_function_body to modify the
1663 (replace_removed_params_ssa_names): Parameter data changed into
1665 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1666 changed the parameter dont_convert to convert with the opposite
1668 (sra_ipa_modify_assign): Parameter data changed into adjustments
1669 vector, return value changed to bool.
1670 (ipa_sra_modify_function_body): New function.
1671 (sra_ipa_reset_debug_stmts): Updated a comment.
1672 (modify_function): Use ipa_sra_modify_function_body to modify function
1675 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1678 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1679 (canon_true_dependence): Likewise.
1680 (write_dependence_p): Likewise.
1682 2010-05-04 Jan Hubicka <jh@suse.cz>
1684 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1685 * cgraphbuild.c: Include ipa-utils.h
1686 (record_reference_ctx): New struct.
1687 (record_reference): Simplify to work on initializers; not statements.
1688 (mark_address, mark_load, mark_store): New.
1689 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1691 (record_references_in_initializer): Update use of record_reference.
1692 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1695 2010-05-04 Jan Hubicka <jh@suse.cz>
1697 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1698 node will be removed anyway.
1699 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1700 relink aliases of node into prevailing node.
1701 * varpool.c (varpool_remove_node): Remove aliases properly;
1702 when removing node, remove all its aliases too; remove DECL_INITIAL
1703 of removed node; ggc_free the varpool node.
1705 2010-05-04 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/43879
1708 * tree-ssa-structalias.c (alias_get_name): Use
1709 DECL_ASSEMBLER_NAME if available.
1710 (create_function_info_for): Return the varinfo node.
1711 (ipa_pta_execute): Associate same-body aliases and extra names
1712 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1714 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1716 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1718 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1721 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1722 only if HONOR_REG_ALLOC_ORDER is not defined.
1724 2010-05-04 Richard Guenther <rguenther@suse.de>
1726 PR tree-optimization/43949
1727 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1730 2010-04-26 Jason Merrill <jason@redhat.com>
1732 * c.opt (-fstrict-enums): New.
1733 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1735 2010-05-03 David Ung <davidu@mips.com>
1736 James E. Wilson <wilson@codesourcery.com>
1738 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1739 emit the trap instruction before the divide for TUNE_74K.
1741 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1743 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1744 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1745 based on the above, for new target hook.
1747 * hooks.c (hook_bool_mode_true): New generic hook.
1748 * hooks.h (hook_bool_mode_true): Add prototype.
1750 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1752 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1753 target hook, set to hook_bool_mode_false.
1754 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1755 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1756 with targetm.small_register_classes_for_mode_p.
1757 (find_reusable_reload): Likewise.
1758 (combine_reloads): Likewise.
1759 * reload1.c (reload_as_needed): Likewise.
1760 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1761 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1762 dead_or_predicable): Likewise.
1763 * regmove.c (optimize_reg_copy_1): Likewise.
1764 * calls.c (prepare_call_address): Likewise.
1765 (precompute_register_parameters): Likewise.
1767 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1769 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1770 implementation of the hook that considers all register classes
1771 small except for SH64.
1772 (sh_override_options): Use the new hook.
1773 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1776 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1778 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1779 implementation of the hook that considers all register classes
1781 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1784 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1786 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1787 implementation of the hook that considers all register classes
1789 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1792 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1794 * config/m32c/m32c.h: Likewise.
1795 * config/pdp11/pdp11.h: Likewise.
1796 * config/avr/avr.h: Likewise.
1797 * config/xtensa/xtensa.h: Likewise.
1798 * config/m68hc11/m68hc11.h: Likewise.
1799 * config/mn10300/mn10300.h: Likewise.
1800 * config/mcore/mcore.h: Likewise.
1801 * config/h8300/h8300.h: Likewise.
1802 * config/bfin/bfin.h: Likewise.
1804 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1805 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1807 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1809 * double-int.h (tree_to_double_int): Remove macro.
1810 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1811 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1812 (tree_to_double_int): New function.
1813 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1815 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1817 2010-05-03 Richard Guenther <rguenther@suse.de>
1819 PR tree-optimization/43971
1820 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1821 constraints in the !flag_delete_null_pointer_checks case.
1823 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1826 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1827 result mode matches original rtl mode.
1829 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1832 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1834 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1837 when processing flag options.
1839 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1841 * gcov-iov.c (main): Change format string placeholder
1842 from %#08x to 0x%08x.
1843 * genchecksum.c (dosum): Change format string placeholder
1844 from %#02x to 0x%02x.
1846 2010-05-02 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/43879
1849 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1851 2010-05-02 Bruno Haible <bruno@clisp.org>
1853 * doc/extend.texi (Function Attributes): Fix a typo.
1855 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1858 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1859 placeholder from 0x%x to %#x.
1860 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1861 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1862 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1863 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1864 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1865 * config/i386/i386.c (ix86_target_string): Ditto.
1866 * config/i386/i386.c (output_pic_addr_const): Ditto.
1867 (print_operand): Ditto.
1869 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1871 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1872 placeholder from 0x%x to %#x.
1873 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1874 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1875 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1876 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1877 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1878 * optc-gen.awk: Ditto.
1879 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1880 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1881 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1882 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1884 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1886 * target.h (struct calls): Add function_value_regno_p field.
1887 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1888 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1889 * targhooks.c (default_function_value_regno_p): New function.
1890 * targhooks.h (default_function_value_regno_p): Declare function.
1891 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1892 * builtins.c. (apply_result_size): (Ditto.).
1893 * combine.c. (likely_spilled_retval_p): (Ditto.).
1894 * mode-switching.c. Include 'target.h'.
1895 (create_pre_exit): Use function_value_regno_p hook.
1896 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1897 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1898 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1900 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1901 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1902 (ix86_function_value_regno_p): Declare as static, change argument
1903 type to const unsigned int.
1904 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1906 2010-05-01 Richard Guenther <rguenther@suse.de>
1908 PR tree-optimization/43949
1909 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1911 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1913 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1915 * rtl.h (CONST_DOUBLE_P): Define.
1916 (rtx_to_double_int): Declare.
1917 * emit-rtl.c (rtx_to_double_int): New function.
1918 * dwarf2out.c (insert_double): New function.
1919 (loc_descriptor, add_const_value_attribute): Clean up, use
1920 rtx_to_double_int and insert_double functions.
1922 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1924 * doc/extend.texi (Inline): Add missing return keyword to examples.
1925 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1928 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1930 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1931 the variable part of the offset as well. Use highest_pow2_factor for
1932 all alignment checks.
1934 2010-04-30 Richard Guenther <rguenther@suse.de>
1936 PR tree-optimization/43879
1937 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1940 2010-04-30 Jan Hubicka <jh@suse.cz>
1942 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1944 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1946 2010-04-30 Jan Hubicka <jh@suse.cz>
1948 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1950 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1951 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1952 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1953 cgraph_node_set_needs_ltrans_p): Remove.
1955 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1957 * sdbout.c: Include vec.h, do not include varray.h.
1958 (deferred_global_decls, sdbout_global_decl,
1959 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1960 * toplev.c: Do not include varray.h.
1961 (dump_memory_report): Do not dump VARRAY statistics.
1962 * gengtype.c (open_base_file): Ignore varray.h.
1963 * Makefile.in: Update for abovementioned changes.
1964 Remove all traces of varray.c and varray.h.
1965 * varray.c: Remove file.
1966 * varray.h: Remove file.
1968 2010-04-30 Jan Hubicka <jh@suse.cz>
1970 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1973 2010-04-30 Jan Hubicka <jh@suse.cz>
1975 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1978 2010-04-30 Richard Guenther <rguenther@suse.de>
1980 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1981 constraints for CONSTRUCTOR.
1983 2010-04-30 Richard Guenther <rguenther@suse.de>
1986 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1987 first after all lowering passes.
1989 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1991 * toplev.c: Include varray.h for statistics dumping.
1992 * tree.h: Do not declare varray_head_tag.
1993 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1994 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1995 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1996 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1997 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1998 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1999 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2000 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2002 * Makefile.in: Update for abovementioned changes.
2004 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2007 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2009 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2011 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2012 Use this function to do machine-specific conversion.
2013 (picochip_legitimize_reload_address): Likewise.
2014 (picochip_legitimate_address_p): Check valid base register only if
2016 (picochip_check_conditional_copy): Check for modw only if opnd is
2018 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2019 to call the function in c.
2020 * config/picochip/picochip-protos.h
2021 (picochip_legitimize_reload_address): Define.
2022 * config/picochip/picochip.md (supported_compare1): Define.
2024 2010-04-30 Jan Hubicka <jh@suse.cz>
2026 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2027 (cgraph_global_info): Remove inlined.
2028 (LTO_cgraph_tag_names): Remove.
2029 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2030 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2031 simplify cgraph tags and document.
2032 (lto_output_node): Use only LTO_cgraph_unavail_node and
2033 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2034 for_functions_valid, global info, process and output flags.
2035 (input_overwrite_node): Initialize estimated stack size and
2036 estimated growth. Do not read flags we no longer store.
2037 (input_node): Likewise do not read info no longer stored.
2038 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2041 2010-04-30 Richard Guenther <rguenther@suse.de>
2043 PR tree-optimization/43879
2044 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2045 handle non-zero initializers.
2047 2010-04-30 Richard Guenther <rguenther@suse.de>
2049 * builtins.c (fold_builtin_1): Delete free (0).
2051 2010-04-29 Jan Hubicka <jh@suse.cz>
2053 * gengtype.c (open_base_files): Add lto-streamer.h
2054 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2055 (pass_ipa_cp): GGC collect.
2056 * toplev. (compile_file): Do not output symbols.
2057 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2058 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2059 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2060 * lto-section-in.c: Include ggc.h
2061 (lto_new_in_decl_state): Alloc in GGC.
2062 (lto_delete_in_decl_state): Likewise.
2063 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2066 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2069 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2070 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2071 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2072 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2073 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2074 account only if HONOR_REG_ALLOC_ORDER is not defined.
2075 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2076 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2078 2010-04-29 Jon Grant <04@jguk.org>
2080 * collect2.c (vflag): Change type from int to bool.
2082 (helpflag): New global bool.
2083 (main): Set vflag and debug with boolean, not integer truth values.
2084 Accept new "--help" option and output usage text if found.
2085 * collect2.h (vflag): Update prototype.
2088 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2091 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2093 2010-04-29 Richard Guenther <rguenther@suse.de>
2096 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2097 with ATTRIBUTE_UNUSED.
2099 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2102 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2103 INSN_P with NONDEBUG_INSN_P.
2104 (distance_non_agu_define): Likewise.
2105 (distance_agu_use): Likewise.
2107 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2109 From Dominique d'Humieres <dominiq@lps.ens.fr>
2111 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2114 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2116 * plugin.h (invoke_plugin_callbacks): New inline function.
2117 * plugin.c (flag_plugin_added): New global flag.
2118 (add_new_plugin): Initialize above flag.
2119 (invoke_plugin_callbacks): Rename to ...
2120 (invoke_plugin_callbacks_full): ... this.
2122 2010-04-28 Jan Hubicka <jh@suse.cz>
2124 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2125 (lto_varpool_replace_node): New.
2126 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2127 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2128 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2129 * cgraph.h (varpool_node_ptr): New type.
2130 (varpool_node_ptr): New vector.
2131 (varpool_node_set_def): New structure.
2132 (varpool_node_set): New type.
2133 (varpool_node_set): New vector.
2134 (varpool_node_set_element_def): New structure.
2135 (varpool_node_set_element, const_varpool_node_set_element): New types.
2136 (varpool_node_set_iterator): New type.
2137 (varpool_node): Add prev pointers, add used_from_other_partition,
2139 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2140 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2141 varpool_get_node, varpool_remove_node): Declare.
2142 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2143 varpool_node_set_size): New inlines.
2144 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2145 * tree-pass.h (varpool_node_set_def): Forward declare.
2146 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2147 (ipa_write_optimization_summaries): Update prototype.
2148 * ipa-cp.c (ipcp_write_summary): Update.
2149 * ipa-reference.c (ipa_reference_write_summary): Update.
2150 * lto-cgraph.c (lto_output_varpool_node): New static function.
2151 (output_varpool): New function.
2152 (input_varpool_node): New static function.
2153 (input_varpool_1): New function.
2154 (input_cgraph): Input varpool.
2155 * ipa-pure-const.c (pure_const_write_summary): Update.
2156 * lto-streamer-out.c (lto_output): Update, output varpool too.
2157 (write_global_stream): Kill WPA hack.
2158 (produce_asm_for_decls): Update.
2159 (output_alias_pair_p): Handle variables.
2160 (output_unreferenced_globals): Output only needed partition of varpool.
2161 * ipa-inline.c (inline_write_summary): Update.
2162 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2164 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2165 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2166 varpool_node_set_new, varpool_node_set_add,
2167 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2168 debug_varpool_node_set): New functions.
2169 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2170 (execute_one_pass): Process new decls too.
2171 (ipa_write_summaries_2): Pass around vsets.
2172 (ipa_write_summaries_1): Likewise.
2173 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2175 (ipa_write_optimization_summaries_1): Pass around vsets.
2176 (ipa_write_optimization_summaries): Likewise.
2177 * varpool.c (varpool_get_node): New.
2178 (varpool_node): Update doubly linked lists.
2179 (varpool_remove_node): New.
2180 (dump_varpool_node): More dumping.
2181 (varpool_enqueue_needed_node): Update doubly linked lists.
2182 (decide_is_variable_needed): Kill ltrans hack.
2183 (varpool_finalize_decl): Kill lto hack.
2184 (varpool_assemble_decl): Skip decls in other partitions.
2185 (varpool_assemble_pending_decls): Update doubly linkes lists.
2186 (varpool_empty_needed_queue): Likewise.
2187 (varpool_extra_name_alias): Likewise.
2188 * lto-streamer.c (lto_get_section_name): Add vars section.
2189 * lto-streamer.h (lto_section_type): Update.
2190 (output_varpool, input_varpool): Declare.
2192 2010-04-28 Mike Stump <mikestump@comcast.net>
2194 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2196 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2198 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2199 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2200 (lto_input_ts_type_tree_pointers): Likewise.
2201 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2202 (lto_output_ts_type_tree_pointers): Likewise.
2204 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2206 Uniquization of constants at the Tree level
2207 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2208 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2210 (tree_output_constant_def): Declare.
2211 * gimplify.c (gimplify_init_constructor): When using block copy, first
2212 uniquize the constant constructor on the RHS.
2213 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2214 DECL_IN_CONSTANT_POOL flag.
2215 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2216 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2218 (assemble_variable): Deal with symbols belonging to the tree constant
2220 (get_constant_section): Add ALIGN parameter and simplify.
2221 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2222 (assemble_constant_contents): Use the expression of the VAR_DECL.
2223 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2224 (tree_output_constant_def): New global function.
2225 (mark_constant): Use the expression of the VAR_DECL.
2226 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2228 (output_object_block): Likewise and assemble the expression.
2230 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2232 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2233 hash_tree, eq_tree): New tree hash table.
2234 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2235 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2236 lto_orig_address_remove): Reimplement.
2238 2010-04-28 Xinliang David Li <davidxl@google.com>
2241 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2242 (compute_uninit_opnds_pos): New function.
2243 (is_non_loop_exit_postdominating): New function.
2244 (compute_control_dep_chain): New function.
2245 (find_pdom): New function.
2246 (convert_control_dep_chain_into_preds): New function.
2247 (find_predicates): New function.
2248 (find_control_equiv_block): New function.
2249 (collect_phi_def_edges): New function.
2250 (find_def_preds): New function.
2251 (find_dom): New function.
2252 (dump_predicates): New function.
2253 (get_cmp_code): New function.
2254 (is_value_included_in): New function.
2255 (find_matching_predicate_in_rest_chains): New function.
2256 (use_pred_not_overlap_with_undef_path_pred): New function.
2257 (is_use_properly_guarded): New function.
2258 (normalize_cond_1): New function.
2259 (is_and_or_or): New function.
2260 (normalize_cond): New function.
2261 (is_gcond_subset_of): New function.
2262 (is_subset_of_any): New function.
2263 (is_or_set_subset_of): New function.
2264 (is_and_set_subset_of): New function.
2265 (is_norm_cond_subset_of): New function.
2266 (is_pred_expr_subset_of): New function.
2267 (is_pred_chain_subset_of): New function.
2268 (is_included_in): New function.
2269 (is_superset_of): New function.
2270 (find_uninit_use): New function.
2271 (warn_uninitialized_phi): New function.
2272 (compute_possibly_undefined_names): New function.
2273 (ssa_undefined_value_p): New function.
2274 (execute_late_warn_uninitialized): New function.
2275 * tree-ssa.c (ssa_undefined_value_p): Removed.
2276 (warn_uninit): Changed to extern.
2277 (warn_uninitialized_phi): Removed.
2278 (warn_uninitialized_vars): Changed to extern.
2279 (execute_late_warn_uninitialized): Removed
2280 * tree-flow.h: Add new prototypes.
2281 * timevar.def: Add new time variable.
2282 * Makefile.in: Add new build file.
2284 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2286 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2289 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2292 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2294 2010-04-28 Martin Jambor <mjambor@suse.cz>
2296 * cgraph.h (struct cgraph_node): New field indirect_calls.
2297 (struct cgraph_indirect_call_info): New type.
2298 (struct cgraph_edge): Removed field indirect_call. New fields
2299 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2300 (cgraph_create_indirect_edge): Declare.
2301 (cgraph_make_edge_direct): Likewise.
2302 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2303 * ipa-prop.h (struct ipa_param_call_note): Removed.
2304 (struct ipa_node_params): Removed field param_calls.
2305 (ipa_create_all_structures_for_iinln): Declare.
2306 * cgraph.c: Described indirect edges and uids in initial comment.
2307 (cgraph_add_edge_to_call_site_hash): New function.
2308 (cgraph_edge): Search also among the indirect edges, use
2309 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2310 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2311 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2313 (initialize_inline_failed): Assign a reason to indirect edges.
2314 (cgraph_create_edge_1): New function.
2315 (cgraph_create_edge): Moved some functionality to
2316 cgraph_create_edge_1.
2317 (cgraph_create_indirect_edge): New function.
2318 (cgraph_edge_remove_callee): Add an assert checking for
2320 (cgraph_edge_remove_caller): Special-case indirect edges.
2321 (cgraph_remove_edge): Likewise.
2322 (cgraph_set_edge_callee): New function.
2323 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2324 (cgraph_make_edge_direct): New function.
2325 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2326 the declaration of the call statement matches.
2327 (cgraph_node_remove_callees): Special-case indirect edges.
2328 (cgraph_clone_edge): Likewise.
2329 (cgraph_clone_node): Clone also the indirect edges.
2330 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2331 indirect_call, dump count of indirect_calls edges.
2332 * ipa-prop.c (iinlining_processed_edges): New variable.
2333 (ipa_note_param_call): Create indirect edges instead of
2334 creating notes. New parameter node.
2335 (ipa_analyze_call_uses): New parameter node, pass it on to
2336 ipa_note_param_call.
2337 (ipa_analyze_stmt_uses): Likewise.
2338 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2339 (print_edge_addition_message): Work on edges rather than on notes.
2340 (update_call_notes_after_inlining): Likewise, renamed to
2341 update_indirect_edges_after_inlining.
2342 (ipa_create_all_structures_for_iinln): New function.
2343 (ipa_free_node_params_substructures): Do not free notes.
2344 (ipa_edge_duplication_hook): Propagate bits within
2345 iinlining_processed_edges bitmap.
2346 (ipa_node_duplication_hook): Do not duplicate notes.
2347 (free_all_ipa_structures_after_ipa_cp): Renamed to
2348 ipa_free_all_structures_after_ipa_cp.
2349 (free_all_ipa_structures_after_iinln): Renamed to
2350 ipa_free_all_structures_after_iinln.
2351 (ipa_write_param_call_note): Removed.
2352 (ipa_read_param_call_note): Removed.
2353 (ipa_write_indirect_edge_info): New function.
2354 (ipa_read_indirect_edge_info): Likewise.
2355 (ipa_write_node_info): Do not stream notes, do stream information
2357 (ipa_read_node_info): Likewise.
2358 (lto_ipa_fixup_call_notes): Removed.
2359 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2360 * ipa-inline.c (pass_ipa_inline): Likewise.
2361 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2362 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2363 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2365 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2367 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2368 (output_cgraph): Stream also indirect edges.
2369 (lto_output_edge): Added capability to stream indirect edges.
2370 (input_edge): Likewise.
2371 (input_cgraph_1): Likewise.
2372 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2375 2010-04-28 Richard Guenther <rguenther@suse.de>
2377 PR tree-optimization/43879
2378 PR tree-optimization/43909
2379 * tree-ssa-structalias.c (struct variable_info): Add
2380 only_restrict_pointers flag.
2381 (new_var_info): Initialize it. Increment stats.total_vars here.
2382 (create_function_info_for): Do not increment stats.total_vars here.
2383 (get_function_part_constraint): Fix build with C++.
2384 (insert_into_field_list): Remove.
2385 (push_fields_onto_fieldstack): Properly merge fields.
2386 (create_variable_info_for): Split and simplify.
2387 (create_variable_info_for_1): New piece.
2388 (intra_create_variable_infos): Properly make restrict constraints
2391 2010-04-28 Richard Guenther <rguenther@suse.de>
2394 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2396 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2397 Jan Hubicka <hubicka@ucw.cz>
2399 * doc/invoke.texi (-Wsuggest-attribute=const,
2400 -Wsuggest-attribute=pure): Document.
2401 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2402 (function_always_visible_to_compiler_p,
2403 suggest_attribute, warn_function_pure, warn_function_const):
2405 (check_call): Improve debug info.
2406 (analyze_function): Do not check availability.
2407 (add_new_function): Check availability.
2408 (propagate): Output warnings.
2409 (skip_function_for_local_pure_const): New function.
2410 (local_pure_const): Use it; output warnings.
2411 * common.opt (Wsuggest-attribute=const,
2412 Wsuggest-attribute=pure): New.
2414 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2416 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2417 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2418 or DW_CFA_def_cfa_offset{,_sf}.
2420 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2422 * tree.h: Fix truncated long macros.
2424 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2426 * collect2.c (TARGET_64BIT): Redefine to target's default.
2427 * tlink.c: Likewise.
2428 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2429 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2430 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2431 for underscoring __USER_LABEL_PREFIX__.
2432 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2433 (SUB_LINK_ENTRY32): New.
2434 (SUB_LINK_ENTRY64): New.
2435 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2436 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2437 (SUB_LINK_ENTRY64): New.
2438 (SUB_LINK_ENTRY): New.
2439 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2440 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2441 x64 target is choosen.
2442 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2443 * configure: Regenerated.
2444 * configure.ac (leading-mingw64-underscores): Option added.
2446 2010-04-27 Jan Hubicka <jh@suse.cz>
2448 * doc/invoke.texi (-fipa-profile): Document.
2449 * opts.c (decode_options): Enable ipa-profile at -O1.
2450 * timevar.def (TV_IPA_PROFILE): Define.
2451 * common.opt (fipa-profile): Add.
2452 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2454 (cgraph_propagate_frequency): Handle only local ones.
2455 * tree-pass.h (pass_ipa_profile): Declare.
2456 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2457 (pass_ipa_profile): Use TV_IPA_PROFILE.
2458 * ipa.c (ipa_profile): New function.
2459 (gate_ipa_profile): Likewise.
2460 (pass_ipa_profile): New global variable.
2461 * passes.c (pass_ipa_profile): New.
2463 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2465 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2467 2010-04-27 Martin Jambor <mjambor@suse.cz>
2470 * ipa.c (dissolve_same_comdat_group_list): New function.
2471 (function_and_variable_visibility): Call
2472 dissolve_same_comdat_group_list when comdat group contains external or
2474 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2475 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2477 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2479 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2480 (const_hash_1) <VECTOR_CST>: New case.
2481 (compare_constant) <VECTOR_CST>: Likewise.
2482 <ADDR_EXPR>: Deal with LABEL_REFs.
2483 (copy_constant) <VECTOR_CST>: New case.
2485 2010-04-27 Jan Hubicka <jh@suse.cz>
2487 * cgraph.c (cgraph_propagate_frequency): New function.
2488 * cgraph.h (cgraph_propagate_frequency): Declare.
2489 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2490 cgraph_propagate_frequency.
2492 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2494 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2496 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2499 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2500 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2501 here to determine which regs to push and how much stack to reserve.
2503 2010-04-27 Jie Zhang <jie@codesourcery.com>
2505 * doc/gimple.texi (gimple_statement_with_ops): Remove
2506 addresses_taken field.
2507 (gimple_statement_with_memory_ops): Likewise.
2509 2010-04-27 Jan Hubicka <jh@suse.cz>
2511 * tree-inline.c (eni_inlining_weights): Remove.
2512 (estimate_num_insns): Special case more builtins.
2514 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2517 * c-typeck.c (build_binary_op): Move forward check for comparison
2518 pointer with null pointer constant and adjust the diagnostic message.
2520 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2523 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2524 binutils supports extended .section directive needed by LTO, or
2525 warn if older binutils found.
2526 (LTO_BINARY_READER): New AC_SUBST'd variable.
2527 (LTO_USE_LIBELF): Likewise.
2528 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2530 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2531 (LTO_USE_LIBELF): Likewise.
2532 * configure: Regenerate.
2534 * collect2.c (is_elf): Rename from this ...
2535 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2536 object files in addition to ELF-formatted ones.
2537 (scan_prog_file): Caller updated. Also allow for LTO info marker
2538 symbol to be prefixed or not by an extra underscore.
2540 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2541 * config/i386/winnt.c: Also #include lto-streamer.h
2542 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2544 (i386_pe_asm_output_aligned_decl_common): Add comment.
2545 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2547 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2550 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2551 Add missing earlyclobber for second alternative.
2553 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2555 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2556 bits for artificial defs at the top of the block.
2557 * fwprop.c (single_def_use_enter_block): Don't call it.
2559 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2562 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2563 instead of "$gcc_cv_objdump -T".
2564 Use "-undefined dynamic_lookup" on darwin.
2565 * gcc/configure: Regenerate.
2567 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2570 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2572 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2574 * c-parser.c (struct c_token): Move location field up.
2575 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2576 (struct c_declspecs): Convert typespec_word, storage_class, and
2577 default_int_p into bitfields.
2578 (struct c_declarator): Move loc field up.
2580 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2582 * cfgloop.h (struct loop): Move can_be_parallel field up.
2583 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2584 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2586 (struct iv_cand): Convert pos field into a bitfield.
2587 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2589 (struct _stmt_vec_info): Shuffle fields for better packing.
2591 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2593 * varasm.c (IN_NAMED_SECTION): Remove guard.
2594 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2595 (IN_NAMED_SECTION_P): ...this.
2596 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2597 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2599 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2601 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2602 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2603 of shadowing it. Fix comments.
2605 2010-04-26 Jan Hubicka <jh@suse.cz>
2607 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2608 (cgraph_clone_node): Copy function frequency.
2609 * cgraph.h (node_frequency): New enum
2610 (struct cgraph_node): Add.
2611 * final.c (rest_of_clean_state): Update.
2612 * lto-cgraph.c (lto_output_node): Output node frequency.
2613 (input_overwrite_node): Input node frequency.
2614 * tre-ssa-loop-ivopts (computation_cost): Update.
2615 * lto-streamer-out.c (output_function): Do not output function
2617 * predict.c (maybe_hot_frequency_p): Update and handle functions
2619 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2621 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2622 (compute_function_frequency): Set noreturn functions to be executed
2624 (choose_function_section): Update.
2625 * lto-streamer-in.c (input_function): Do not input function frequency.
2626 * function.c (allocate_struct_function): Do not initialize function
2628 * function.h (function_frequency): Remove.
2629 (struct function): Remove function frequency.
2630 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2631 (try_update): Update.
2632 * tree-inline.c (initialize_cfun): Do not update function frequency.
2633 * passes.c (pass_init_dump_file): Update.
2634 * i386.c (ix86_compute_frame_layout): Update.
2635 (ix86_pad_returns): Update.
2637 2010-04-26 Jie Zhang <jie@codesourcery.com>
2639 PR tree-optimization/43833
2640 * tree-vrp.c (range_int_cst_p): New.
2641 (range_int_cst_singleton_p): New.
2642 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2643 when both operands are constants. Use range_int_cst_p in
2646 2010-04-26 Jan Hubicka <jh@suse.cz>
2648 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2650 2010-04-26 Richard Guenther <rguenther@suse.de>
2653 * gimple.c (gimple_decl_printable_name): Deal gracefully
2654 with a NULL DECL_NAME.
2656 2010-04-26 Richard Guenther <rguenther@suse.de>
2659 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2660 if emitting debug information and it is either a function
2661 or a namespace decl.
2663 2010-04-26 Ira Rosen <irar@il.ibm.com>
2665 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2666 determine if the statement is vectorizable, and a macro to access it.
2667 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2668 Skip statements that can't be vectorized. If the analysis fails,
2669 mark the statement as unvectorizable if vectorizing basic block.
2670 (vect_compute_data_refs_alignment): Likewise.
2671 (vect_verify_datarefs_alignment): Skip statements marked as
2672 unvectorizable. Add print.
2673 (vect_analyze_group_access): Skip statements that can't be
2674 vectorized. If the analysis fails, mark the statement as
2675 unvectorizable if vectorizing basic block.
2676 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2677 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2678 generated stmts for SLP.
2679 (new_stmt_vec_info): Initialize the new field.
2680 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2681 statements marked as unvectorizable.
2683 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2685 * c-common.c (flag_isoc1x): New.
2686 (flag_isoc99): Update comment.
2687 * c-common.h (flag_isoc1x): New.
2688 (flag_isoc99): Update comment.
2689 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2690 __<type>_DECIMAL_DIG__.
2691 * c-opts.c (set_std_c1x): New.
2692 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2693 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2694 * c.opt (-std=c1x, -std=gnu1x): New options.
2695 * doc/cpp.texi: Mention -std=c1x.
2696 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2697 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2698 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2699 * doc/standards.texi: Mention C1X.
2700 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2701 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2702 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2705 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2708 placeholder from 0x%x to %#x.
2709 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2710 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2711 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2712 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2713 * config/i386/i386.c (ix86_target_string): Ditto.
2714 (output_pic_addr_const): Ditto.
2715 (print_operand): Ditto.
2717 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2719 * combine.c (find_split_point): Add third argument. Use it
2720 to find nested multiply-accumulate instructions. Adjust calls.
2721 (try_combine): Adjust call to find_split_point.
2723 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2725 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2727 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2729 PR tree-optimization/41442
2730 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2731 (fold_binary_loc): Call it.
2733 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2735 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2736 * opts.c (common_handle_option): Allow disabling it.
2737 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2739 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2741 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2742 between modes if both types are integral.
2744 2010-04-23 Richard Guenther <rguenther@suse.de>
2746 PR tree-optimization/43572
2747 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2749 2010-04-23 Richard Guenther <rguenther@suse.de>
2752 * tree-inline.c (tree_can_inline_p): Also check compatibility
2755 2010-04-23 Martin Jambor <mjambor@suse.cz>
2757 PR tree-optimization/43846
2758 * tree-sra.c (struct access): New flag grp_assignment_read.
2759 (build_accesses_from_assign): Set grp_assignment_read.
2760 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2761 (enum mark_read_status): New type.
2762 (analyze_access_subtree): Propagate grp_assignment_read, create
2763 accesses also if both direct_read and root->grp_assignment_read.
2765 2010-04-23 Martin Jambor <mjambor@suse.cz>
2768 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2769 function does not have type attributes.
2771 2010-04-23 Richard Guenther <rguenther@suse.de>
2774 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2777 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2779 * sese.h (create_if_region_on_edge): Remove.
2781 * sese.c (create_if_region_on_edge): Make static.
2783 * tree-inline.c: Do not include ggc.h.
2785 * expr.c: Do not include ggc.h.
2787 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2790 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2793 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2794 in the middle of insns for casesi_worker_2.
2796 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2798 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2800 2010-04-22 Ira Rosen <irar@il.ibm.com>
2802 PR tree-optimization/43842
2803 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2804 loop unrolling in update of exit phis. Fix comment.
2805 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2806 least two reduction statements in the loop before starting SLP
2809 2010-04-22 Nick Clifton <nickc@redhat.com>
2811 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2813 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2815 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2818 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2820 * tree-parloops.c (loop_parallel_p): New argument
2821 parloop_obstack. Pass it down.
2822 (parallelize_loops): New variable parloop_obstack. Initialize it,
2823 pass it down, free it.
2825 * tree-loop-linear.c (linear_transform_loops): Pass down
2828 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2829 of type struct obstack *.
2831 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2832 scratch_obstack. Initialize it, pass down, free it.
2834 * lambda.h (lambda_loop_new): Remove.
2835 (lambda_matrix_new, lambda_matrix_inverse)
2836 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2837 argument of type struct obstack *.
2839 * lambda-trans.c (lambda_trans_matrix_new): New argument
2840 lambda_obstack. Pass it down, use obstack allocation for ret.
2841 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2844 * lambda-mat.c (lambda_matrix_get_column)
2845 (lambda_matrix_project_to_null): Remove.
2846 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2848 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2851 * lambda-code.c (lambda_loop_new): New function.
2852 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2853 (lambda_compute_auxillary_space, lambda_compute_target_space)
2854 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2855 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2856 (build_access_matrix): New argument lambda_obstack. Use obstack
2858 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2859 argument lambda_obstack. Pass it down.
2861 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2863 * optabs.h (expand_widening_mult): Declare.
2865 2010-04-22 Richard Guenther <rguenther@suse.de>
2867 PR tree-optimization/43845
2868 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2869 lookup the CALL_EXPR function and arguments.
2871 2010-04-22 Nick Clifton <nickc@redhat.com>
2873 * config/stormy16/stormy16.c
2874 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2875 * config/stormy16/stormy16.h: Tidy up formatting.
2876 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2877 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2878 (ineqbranchsi): Delete pattern.
2879 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2880 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2881 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2882 stormy16-lib2-ucmpsi2.c.
2884 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2886 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2887 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2888 extra set merge_set_noclobber, and use it to relax the final test
2890 * df.h (df_simulate_find_noclobber_defs): Declare.
2891 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2893 (df_simulate_find_noclobber_defs): New function.
2895 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2897 * config/i386/i386.md: Use {} around multi-line preparation statements.
2899 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2901 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2902 (process_init_element): New argument of type struct obstack *.
2904 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2905 (set_init_index, set_init_label, set_nonincremental_init)
2906 (set_nonincremental_init_from_string, find_init_member)
2907 (output_init_element, output_pending_init_elements)
2908 (process_init_element): New argument braced_init_obstack. Pass it
2910 (push_range_stack, add_pending_init): New argument
2911 braced_init_obstack. Use obstack allocation.
2913 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2914 braced_init_obstack. Pass it down.
2915 (c_parser_braced_init): New variables ret, braced_init_obstack.
2916 Initialize obstack, pass it down and finally free it.
2918 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2921 * tree-pass.h (pass_optimize_widening_mul): Declare.
2922 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2923 gate_optimize_widening_mul): New static functions.
2924 (pass_optimize_widening_mul): New.
2925 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2926 <case MULT_EXPR>: Remove support for widening multiplies.
2927 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2928 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2929 simplify_gen_unary rather than directly building extensions.
2930 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2932 * expmed.c (expand_widening_mult): New function.
2933 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2935 2010-04-21 Jan Hubicka <jh@suse.cz>
2937 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2938 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2939 * lto-wpa-fixup.c: Remove.
2940 * Makefile.in (lto-wpa-fixup.o): Remove.
2941 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2942 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2943 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2945 2010-04-21 Jan Hubicka <jh@suse.cz>
2947 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2948 add write_optimization_summary, read_optimization_summary.
2949 (ipa_write_summaries_of_cgraph_node_set): Remove.
2950 (ipa_write_optimization_summaries): Declare.
2951 (ipa_read_optimization_summaries): Declare.
2952 * ipa-cp.c (pass_ipa_cp): Update.
2953 * ipa-reference.c (pass_ipa_reference): Update.
2954 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2955 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2957 * ipa-inline.c (pass_ipa_inline): Update.
2958 * ipa.c (pass_ipa_whole_program): Update.
2959 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2960 * passes.c (ipa_write_summaries_1): Do not test wpa.
2961 (ipa_write_optimization_summaries_1): New.
2962 (ipa_write_optimization_summaries): New.
2963 (ipa_read_summaries): Do not test ltrans.
2964 (ipa_read_optimization_summaries_1): New.
2965 (ipa_read_optimization_summaries): New.
2967 2010-04-21 Jan Hubicka <jh@suse.cz>
2969 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2971 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2973 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2976 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2977 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2979 2010-04-21 Jan Hubicka <jh@suse.cz>
2981 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2983 2010-04-21 Jan Hubicka <jh@suse.cz>
2985 * varpool.c (decide_is_variable_needed): Variable is always needed
2988 2010-04-21 Jan Hubicka <jh@suse.cz>
2990 * opts.c (decode_options): Enable pure-const pass for whopr.
2992 2010-04-21 Jan Hubicka <jh@suse.cz>
2994 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2995 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2997 (cgraph_decide_inlining): Do not expect callee to be removed in all
3000 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3002 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3004 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3006 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3007 amdfam10_decode attributes.
3009 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3012 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3013 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3014 (lower_copyprivate_clauses): Use private var in outer
3015 context instead of original var. Make sure the types
3016 are correct for VLAs.
3018 2010-04-21 Richard Guenther <rguenther@suse.de>
3020 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3021 to non-pointer objects.
3023 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3025 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3026 last chain entry if it starts with the still current label.
3027 (add_location_or_const_value_attribute): Check that
3028 loc_list->first->next is NULL instead of comparing ->first with ->last.
3029 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3030 to add_var_loc_to_decl.
3032 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3033 >= 4 add also address size and segment size fields into CIE header.
3035 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3036 long as address size is the same as sizeof (void *) and
3038 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3039 address size or segment size is unexpected, return DW_EH_PE_omit.
3040 (classify_object_over_fdes): If get_cie_encoding returned
3041 DW_EH_PE_omit, return -1.
3042 (init_object): If classify_object_over_fdes returned -1,
3043 pretend there were no FDEs at all.
3045 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3047 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3048 bswap{si,di}2 using SWI48 mode iterator.
3049 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3050 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3051 set modrm attribute of bswap insn to 0 and remove length attribute.
3052 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3053 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3054 set mode attribute to <MODE> and remove length attribute.
3056 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3058 PR rtl-optimization/43520
3059 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3060 zero available registers.
3062 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3064 * builtins.c (fold_builtin_cproj): Fold more cases.
3066 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3068 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3069 (fold_builtin_1): Fold builtin cproj.
3070 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3071 Use ATTR_CONST_NOTHROW_LIST.
3073 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3076 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3077 ffsi2_no_cmove for !TARGET_CMOVE.
3078 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3079 (ffssi2): Remove expander.
3080 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3082 (ctz<mode>2): Ditto from ctz{si,di}2.
3083 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3085 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3088 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3090 * dwarf2out.c (AT_linkage_name): Define.
3091 (clone_as_declaration): Handle DW_AT_linkage_name.
3092 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3093 of DW_AT_MIPS_linkage_name.
3094 (move_linkage_attr): Likewise.
3095 (dwarf2out_finish): Likewise.
3097 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3100 * fold-const.c (fold_comparison): New folding rule.
3102 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3104 * double-int.h (double_int_setbit): Declare.
3105 * double-int.c (double_int_setbit): New function.
3106 * rtl.h (immed_double_int_const): Declare.
3107 * emit-rtl.c (immed_double_int_const): New function.
3108 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3109 and immed_double_int_const functions.
3110 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3111 expand_copysign_bit): (Ditto.).
3112 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3113 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3114 * dojump.c (prefer_and_bit_test): (Ditto.).
3115 * expr.c (convert_modes, reduce_to_bit_field_precision,
3116 const_vector_from_tree): (Ditto.).
3117 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3119 2010-04-20 Jan Hubicka <jh@suse.cz>
3121 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3122 (dump_cgraph_node): Dump new flags.
3123 * cgraph.h (struct cgraph_node): Add flags
3124 reachable_from_other_partition and in_other_partition.
3125 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3126 other partition can not be removed.
3127 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3128 the other partition must be output; silence sanity checking on
3129 leaking functions bodies from other paritition.
3130 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3131 (lto_output_node): Output new flags; do not sanity check that inline
3132 clones are output; drop lto_forced_extern_inline_p code; do not mock
3133 visibility flags at partition boundaries.
3134 (add_node_to): New function.
3135 (output_cgraph): Use it to sort functions so masters appear before
3137 (input_overwrite_node): Input new flags.
3138 * passes.c (ipa_write_summaries): Do not call
3139 lto_new_extern_inline_states.
3140 * lto-section-out.c (forced_extern_inline,
3141 lto_new_extern_inline_states lto_delete_extern_inline_states,
3142 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3143 * lto-streamer.h (lto_new_extern_inline_states,
3144 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3145 lto_forced_extern_inline_p): Kill.
3147 2010-04-20 Richard Guenther <rguenther@suse.de>
3149 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3150 from vars that can have pointers.
3151 (process_constraint): Dump useless constraints.
3153 2010-04-20 Richard Guenther <rguenther@suse.de>
3155 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3156 (dump_sa_points_to_info): Remove asserts.
3157 (init_base_vars): nothing_id isn't an escape point nor does it
3160 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3162 * tree.h (TYPE_REF_IS_RVALUE): Define.
3163 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3164 should_move_die_to_comdat, prune_unused_types_walk): Handle
3165 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3166 (modified_type_die, gen_reference_type_die): Emit
3167 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3168 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3170 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3173 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3174 calls for -fpic -m31 if they have been sibcall optimized.
3176 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3178 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3179 ar.lc fixed and call-used.
3181 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3183 2010-04-19 Jan Hubicka <jh@suse.cz>
3185 * opts.c (decode_options): Disable whpr incompatible passes.
3186 * lto/lto.c (lto_1_to_1_map): Skip clones.
3187 (read_cgraph_and_symbols): Do not mark everything as needed.
3188 (do_whole_program_analysis): Do map only after optimizing;
3189 set proper cgraph_state; use passmanager.
3191 2010-04-19 DJ Delorie <dj@redhat.com>
3193 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3194 POINTER_PLUS_EXPR and fix them.
3196 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3198 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3199 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3200 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3201 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3202 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3203 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3204 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3205 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3206 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3207 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3208 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3210 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3212 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3213 (check_cond_move_block): Likewise.
3214 (cond_move_process_if_block): Likewise.
3215 (noce_find_if_block): Improve formatting.
3216 (find_if_header): Pass 0 to memset and tweak conditions.
3217 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3219 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3221 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3225 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3226 with non-local decl doesn't need chain.
3228 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3230 * ira-color.c (allocno_reload_assign): Avoid accumulating
3231 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3233 2010-04-19 Martin Jambor <mjambor@suse.cz>
3235 * gimple.h (create_tmp_reg): Declare.
3236 * gimplify.c (create_tmp_reg): New function.
3237 (gimplify_return_expr): Use create_tmp_reg.
3238 (gimplify_omp_atomic): Likewise.
3239 (gimple_regimplify_operands): Likewise.
3240 * tree-dfa.c (make_rename_temp): Likewise.
3241 * tree-predcom.c (predcom_tmp_var): Likewise.
3242 (reassociate_to_the_same_stmt): Likewise.
3243 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3244 (get_replaced_param_substitute): Likewise.
3245 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3246 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3247 * tree-ssa-pre.c (get_representative_for): Likewise.
3248 (create_expression_by_pieces): Likewise.
3249 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3250 (create_tailcall_accumulator): Likewise.
3252 2010-04-19 Martin Jambor <mjambor@suse.cz>
3254 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3256 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3258 2010-04-19 Richard Guenther <rguenther@suse.de>
3260 PR tree-optimization/43796
3261 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3262 from SCEV in the lattice.
3263 (vrp_visit_phi_node): Dump change.
3265 2010-04-19 Richard Guenther <rguenther@suse.de>
3267 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3268 * configure: Re-generated.
3270 2010-04-19 Richard Guenther <rguenther@suse.de>
3272 PR tree-optimization/43783
3273 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3274 constant ARRAY_REF operands two and three if possible.
3276 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3281 2010-04-19 Jie Zhang <jie@codesourcery.com>
3284 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3286 2010-04-19 Ira Rosen <irar@il.ibm.com>
3288 PR tree-optimization/37027
3289 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3290 and macro to access it.
3291 (vectorizable_reduction): Add argument.
3292 (vect_get_slp_defs): Likewise.
3293 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3294 statements for possible use in SLP.
3295 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3296 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3297 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3299 (vectorizable_reduction): Likewise.
3300 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3302 (vectorizable_type_demotion, vectorizable_type_promotion,
3303 vectorizable_store): Likewise.
3304 (vect_analyze_stmt): Update call to vectorizable_reduction.
3305 (vect_transform_stmt): Likewise.
3306 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3307 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3308 from different interleaving chains in same node.
3309 (vect_slp_rearrange_stmts): New function.
3310 (vect_supported_load_permutation_p): Allow load permutations for
3311 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3312 inside SLP nodes if necessary.
3313 (vect_analyze_slp_instance): Handle reductions.
3314 (vect_analyze_slp): Try to build SLP instances originating from groups
3316 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3317 (vect_get_constant_vectors): Create initial vectors for reductions
3318 according to reduction code. Add new argument.
3319 (vect_get_slp_defs): Add new argument, pass it to
3320 vect_get_constant_vectors.
3321 (vect_schedule_slp_instance): Remove SLP tree root statements.
3323 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3325 * tree.h (ENUM_IS_SCOPED): Define.
3326 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3327 for ENUM_IS_SCOPED enums.
3329 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3331 * fold-const.c (fold_comparison): Use ssizetype.
3332 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3333 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3334 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3335 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3337 * tree.h (initialize_sizetypes): Remove parameter.
3338 (build_common_tree_nodes): Remove second parameter.
3339 * stor-layout.c (initialize_sizetypes): Remove parameter.
3340 Always create an unsigned type.
3341 (set_sizetype): Assert that the passed type is unsigned and simplify.
3342 * tree.c (build_common_tree_nodes): Remove second parameter.
3343 Adjust call to initialize_sizetypes.
3344 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3345 build_common_tree_nodes.
3347 2010-04-18 Matthias Klose <doko@ubuntu.com>
3349 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3351 2010-04-18 Ira Rosen <irar@il.ibm.com>
3353 PR tree-optimization/43771
3354 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3355 load permutation doesn't have gaps.
3357 2010-04-18 Jan Hubicka <jh@suse.cz>
3359 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3360 (sse_prologue_save_insn expander): Use new pattern.
3361 (sse_prologue_save_insn1): New pattern and splitter.
3362 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3364 * i386.c (setup_incoming_varargs_64): Do not compute jump
3366 (ix86_gimplify_va_arg): Update alignment needed.
3367 (ix86_local_alignment): Do not align all local arrays to 128bit.
3369 2010-04-17 Jan Hubicka <jh@suse.cz>
3371 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3373 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3375 * arm.md (negdi2): Remove redundant code to force values into a
3378 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3380 * arm/bpabi.S: Add EABI alignment attributes to objects.
3381 * arm/bpabi-v6m.S: Likewise.
3382 * arm/crti.asm: Likewise.
3383 * arm/crtn.asm: Likewise.
3384 * arm/lib1funcs.asm: Likewise.
3385 * arm/libunwind.S: Likewise.
3387 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3389 * arm-protos.h (tune_params): New structure.
3390 * arm.c (current_tune): New variable.
3391 (arm_constant_limit): Delete.
3392 (struct processors): Add pointer to the tune parameters.
3393 (arm_slowmul_tune): New tuning option.
3394 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3395 (all_cores): Adjust to pick up the tuning model.
3396 (arm_constant_limit): New function.
3397 (arm_override_options): Select the appropriate tuning model. Delete
3398 initialization of arm_const_limit.
3399 (arm_split_constant): Use the new constant-limit model.
3400 (arm_rtx_costs): Pick up the current tuning model.
3401 * arm.md (is_strongarm, is_xscale): Delete.
3402 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3403 for Xscale variant architectures.
3404 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3406 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3408 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3410 (arm_rtx_costs_1): Remove unused variable extra_cost.
3411 (arm_unwind_emit_set): Use variable offset.
3412 (thumb1_output_casesi): Remove unused variable flags.
3414 2010-04-16 Jeff Law <law@redhat.com>
3416 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3417 needing assignment rather than doing a two-phase assignment. Remove
3418 unused variable 'm'.
3420 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3423 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3425 2010-04-16 Doug Kwan <dougkwan@google.com>
3427 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3428 (next_operand_entry_id): New static variable.
3429 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3430 (add_to_ops_vec): Assigned unique ID to operand entry.
3431 (struct oecount_s): New field ID.
3432 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3433 (undistribute_ops_list): Assign unique IDs to oecounts.
3434 (init_reassoc): reset next_operand_entry_id.
3436 2010-04-16 Doug Kwan <dougkwan@google.com>
3438 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3439 missing left parenthesis.
3441 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3443 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3444 *btdi_rex64 using SWI48 mode iterator.
3445 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3446 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3447 *jcc_btdi_mask_rex64.
3449 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3451 * double-int.h (tree_to_double_int): Convert to macro.
3452 * double-int.c (tree_to_double_int): Remove.
3454 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3457 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3458 with want_address 2 and in case a single element list might be
3459 possible, call it again with want_address 0.
3461 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3463 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3464 case 'W' print operands for HI mode.
3465 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3466 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3467 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3468 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3470 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3472 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3473 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3474 #xx:3 and #xx:4 mode.
3476 * config/h8300/h8300.md (inverted load with HImode dest): Add
3477 support for H8300SX.
3479 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3480 satisfy 'U' constraint.
3482 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3484 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3485 * configure: Regenerate.
3486 * config.in: Regenerate.
3487 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3490 2010-04-16 Richard Guenther <rguenther@suse.de>
3492 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3493 (struct tree_decl_common): ... here.
3494 (DECL_PT_UID): Adjust.
3495 (SET_DECL_PT_UID): Likewise.
3496 (DECL_PT_UID_SET_P): Likewise.
3498 2010-04-16 Richard Guenther <rguenther@suse.de>
3500 PR tree-optimization/43572
3501 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3502 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3503 * tree-flow.h (is_call_clobbered): Remove.
3504 * tree-flow-inline.h (is_call_clobbered): Likewise.
3505 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3506 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3507 (execute_return_slot_opt): Adjust.
3508 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3509 check for call clobbered vars here.
3510 (find_tail_calls): Move tailcall verification to the
3513 2010-04-16 Diego Novillo <dnovillo@google.com>
3515 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3517 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3520 * config/arm/arm.md (cbranchqi4): New pattern.
3521 * config/arm/predicates.md (const0_operand,
3522 cbranchqi4_comparison_operator): New predicates.
3524 2010-04-16 Richard Guenther <rguenther@suse.de>
3526 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3527 (dump_gimple_stmt): Likewise.
3529 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3531 * recog.h (struct recog_data): New field is_operator.
3532 (struct insn_operand_data): New field is_operator.
3533 * recog.c (extract_insn): Set recog_data.is_operator.
3534 * genoutput.c (output_operand_data): Emit code to set the
3536 * reload.c (find_reloads): Use it rather than testing for an
3537 empty constraint string.
3540 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3541 If the previous insn is a cbranchsi4_insn with the same arguments,
3542 omit the compare instruction.
3544 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3545 register, inputs must be low registers and we need a low register
3546 scratch. Handle alternative 2 like alternative 3.
3548 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3550 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3551 don't call get_addr on both. If one expression is a VALUE and
3552 the other a REG, check VALUE's locs if the REG isn't among them.
3554 2010-04-16 Christian Bruel <christian.bruel@st.com>
3556 * config/sh/sh.h (sh_frame_pointer_required): New function.
3557 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3558 (flag_omit_frame_pointer) Set.
3559 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3560 (rounded_frame_size): Adjust size with outgoing_args_size.
3561 (sh_set_return_address): Must return from stack pointer.
3562 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3563 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3564 (ACCUMULATE_OUTGOING_ARGS): Define.
3565 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3566 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3568 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3571 * config/sh/sh.c (sh_legitimize_reload_address): Use
3572 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3573 Remove a unneeded check for offset_base.
3575 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3577 * configure: Regenerated.
3579 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3581 * config/s390/s390.c (s390_call_save_register_used): Switch back
3582 to HARD_REGNO_NREGS.
3584 2010-04-15 Richard Guenther <rguenther@suse.de>
3586 * alias.c (alias_set_subset_of): Handle alias-set zero
3589 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3590 Julian Brown <julian@codesourcery.com>
3592 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3593 alternatives according to use of high and low regs.
3594 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3595 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3596 optimizing for size on Thumb-2.
3598 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3600 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3602 2010-04-15 Richard Guenther <rguenther@suse.de>
3604 * tree-ssa-structalias.c (struct variable_info): Add
3606 (new_var_info): Initialize it.
3607 (dump_constraints): Support printing last added constraints.
3608 (debug_constraints): Adjust.
3609 (dump_constraint_graph): Likewise.
3610 (make_heapvar_for): Check for NULL cfun.
3611 (get_function_part_constraint): New function.
3612 (get_fi_for_callee): Likewise.
3613 (find_func_aliases): Properly implement IPA PTA constraints.
3614 (process_ipa_clobber): New function.
3615 (find_func_clobbers): Likewise.
3616 (insert_into_field_list_sorted): Remove.
3617 (create_function_info_for): Properly allocate vars for IPA mode.
3618 Do not use insert_into_field_list_sorted.
3619 (create_variable_info_for): Properly generate constraints for
3620 global vars in IPA mode.
3621 (dump_solution_for_var): Always dump the solution.
3622 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3623 (find_what_var_points_to): Adjust.
3624 (pt_solution_set): Change.
3625 (pt_solution_ior_into): New function.
3626 (pt_solution_empty_p): Export.
3627 (pt_solution_includes_global): Adjust.
3628 (pt_solution_includes_1): Likewise.
3629 (pt_solutions_intersect_1): Likewise.
3630 (dump_sa_points_to_info): Check some invariants.
3631 (solve_constraints): Move constraint dumping ...
3632 (compute_points_to_sets): ... here.
3633 (ipa_pta_execute): ... and here.
3634 (compute_may_aliases): Do not re-compute points-to info
3635 locally if IPA info is available.
3636 (ipa_escaped_pt): New global var.
3637 (ipa_pta_execute): Properly implement IPA PTA.
3638 * tree-into-ssa.c (dump_decl_set): Support dumping
3639 decls not in referenced-vars.
3640 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3641 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3642 (dump_points_to_solution): Likewise.
3643 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3644 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3645 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3646 (copy_decl_to_var): Copy DECL_PT_UID.
3647 (copy_result_decl_to_var): Likewise.
3648 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3649 (copy_node_stat): Copy it.
3650 * tree.h (DECL_PT_UID): New macro.
3651 (SET_DECL_PT_UID): Likewise.
3652 (DECL_PT_UID_SET_P): Likewise.
3653 (struct tree_decl_minimal): Add pt_uid member.
3654 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3655 (pt_solution_empty_p): Declare.
3656 (pt_solution_set): Adjust.
3657 (ipa_escaped_pt): Declare.
3658 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3659 * gimple-pretty-print.c (pp_points_to_solution): New function.
3660 (dump_gimple_call): Dump call clobber/use information.
3661 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3662 * tree-pass.h (TDF_ALIAS): New dump option.
3663 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3664 * doc/invoke.texi (-fipa-pta): Update documentation.
3666 2010-04-15 Richard Guenther <rguenther@suse.de>
3668 * Makefile.in (OBJS-common): Add gimple-fold.o.
3669 (gimple-fold.o): New rule.
3670 * tree.h (maybe_fold_offset_to_reference,
3671 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3673 * gimple.h: ... here.
3674 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3675 may_propagate_address_into_dereference): Move prototypes ...
3676 * gimple.h: ... here.
3677 * tree-ssa-ccp.c (get_symbol_constant_value,
3678 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3679 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3680 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3681 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3682 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3683 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3684 gimplify_and_update_call_from_tree): Move ...
3685 * gimple-fold.c: ... here. New file.
3686 (ccp_fold_builtin): Rename to ...
3687 (gimple_fold_builtin): ... this.
3688 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3690 2010-04-15 Richard Guenther <rguenther@suse.de>
3692 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3693 fit_double_type, force_fit_type_double, add_double_with_sign,
3694 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3695 lrotate_double, rrotate_double, div_and_round_double): Move ...
3696 * double-int.c: ... here.
3697 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3698 add_double, neg_double, mul_double_with_sign, mul_double,
3699 lshift_double, rshift_double, lrotate_double, rrotate_double,
3700 div_and_round_double): Move prototypes ...
3701 * double-int.h: ... here.
3703 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3706 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3707 matching constraints to ensure inputs match the output.
3709 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3712 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3713 in an input-only operand.
3715 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3717 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3718 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3719 (double_int_negative_p): Convert to static inline function.
3720 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3721 (double_int_negative_p): Remove.
3722 * tree.h (lshift_double, rshift_double):
3723 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3724 * fold-const.c (fold_convert_const_int_from_real,
3725 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3726 (lshift_double): Change type of arith argument to bool.
3727 (rshift_double): Change type of arith argument to bool. Correct
3729 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3731 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3734 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3735 at the start and end of the then/else blocks, and omit them from the
3737 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3738 argument; all callers changed. Pass zero to old_insns_match_p instead.
3739 (flow_find_head_matching_sequence): New function.
3740 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3741 * basic-block.h (flow_find_cross_jump,
3742 flow_find_head_matching_sequence): Declare functions.
3744 2010-04-14 Jason Merrill <jason@redhat.com>
3747 * c-common.c (attribute_takes_identifier_p): New fn.
3748 * c-common.h: Declare it.
3750 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3754 (*udivmod<mode>4): Ditto.
3756 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3758 * config/i386/i386.md (maxmin_int): Rename code attribute from
3759 maxminiprefix and update all users.
3760 (maxmin_float): Ditto from maxminfprefix.
3761 (logic): Ditto from logicprefix.
3762 (absneg_mnemonic): Ditto from absnegprefix.
3763 * config/i386/mmx.md: Update all users of maxminiprefix,
3764 maxminfprefix and logicprefix for rename.
3765 * config/i386/sse.md: Ditto.
3766 * config/i386/sync.md (sync_<code><mode>): Update for
3769 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3772 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3773 warnings converted to errors.
3775 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3777 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3778 used insn_type variable.
3779 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3780 to avoid set-but-not-used warning.
3782 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3784 * df-core.c (df_ref_debug): Change format string placeholder
3786 * dwarf2asm.c (dw2_asm_output_data_raw,
3787 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3788 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3789 * dwarf2out.c (output_cfi, output_cfi_directive,
3790 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3791 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3793 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3794 * print-rtl.c (print_rtx): Ditto.
3796 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3799 * builtins.c (expand_builtin_pow_root): New function to expand pow
3800 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3801 series of sqrt and cbrt calls under -ffast-math.
3802 (expand_builtin_pow): Call it.
3804 2010-04-14 Michael Matz <matz@suse.de>
3806 PR tree-optimization/42963
3807 * tree-cfg.c (touched_switch_bbs): New static variable.
3808 (group_case_labels_stmt): New function broken out from ...
3809 (group_case_labels): ... here, use the above.
3810 (start_recording_case_labels): Allocate touched_switch_bbs.
3811 (end_recording_case_labels): Deallocate it, call
3812 group_case_labels_stmt.
3813 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3815 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3817 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3820 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3822 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3824 2010-04-13 Jan Hubicka <jh@suse.cz>
3826 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3827 of optimized out static functions.
3828 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3829 cost computation. Also sanity check for overflows.
3830 (update_caller_keys): Update cgraph_edge_badness call; properly
3831 update fibheap and sanity check that it is up to date.
3832 (add_new_edges_to_heap): Update cgraph_edge_badness.
3833 (cgraph_decide_inlining_of_small_function): Likewise;
3834 add sanity checking that badness in heap is up to date;
3835 improve dumping of reason; Update badness of calls to the
3836 offline copy of function currently inlined; dump badness
3837 of functions not inlined because of unit growth limits.
3839 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3842 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3843 because of sign-extension change when converting to sizetype here...
3844 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3846 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3847 the folding to constants. Remove redundant final conversion.
3848 (fold_binary) <associate>: Do not associate if the re-association of
3849 constants alone overflows.
3850 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3851 to the end of the list.
3852 (multiple_of_p) <COND_EXPR>: New case.
3854 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3856 * opt-functions.awk (opt_sanitized_name): New.
3858 * optc-gen.awk: Use it
3859 * opth-gen.awk: Use it.
3861 2010-04-13 Martin Jambor <mjambor@suse.cz>
3863 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3864 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3865 children. Call replace_uses_with_default_def_ssa_name to handle
3868 2010-04-13 Michael Matz <matz@suse.de>
3871 * builtins.c (expand_builtin_interclass_mathfn): Also create
3872 a register if the predicate doesn't match.
3874 2010-04-13 Diego Novillo <dnovillo@google.com>
3876 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3877 * c-pch.c: Include timevar.h.
3878 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3879 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3880 * ggc-common.c: Include timevar.h.
3881 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3882 * timevar.def (TV_PCH_SAVE): Define.
3883 (TV_PCH_CPP_SAVE): Define.
3884 (TV_PCH_PTR_REALLOC): Define.
3885 (TV_PCH_PTR_SORT): Define.
3886 (TV_PCH_RESTORE): Define.
3887 (TV_PCH_CPP_RESTORE): Define.
3889 2010-04-13 Michael Matz <matz@suse.de>
3891 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3893 (can_reassociate_p): New function.
3894 (break_up_subtract_bb, reassociate_bb): Use it.
3896 2010-04-13 Richard Guenther <rguenther@suse.de>
3899 * builtins.c (c_readstr): Fix assert.
3901 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3903 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3904 when generating cltd insn.
3906 (*ashl<mode>3_1): Remove special handling for register operand 2.
3907 (*ashlsi3_1_zext): Ditto.
3908 (*ashlhi3_1): Ditto.
3909 (*ashlhi3_1_lea): Ditto.
3910 (*ashlqi3_1): Ditto.
3911 (*ashlqi3_1_lea): Ditto.
3912 (*<shiftrt_insn><mode>3_1): Ditto.
3913 (*<shiftrt_insn>si3_1_zext): Ditto.
3914 (*<shiftrt_insn>qi3_1_slp): Ditto.
3915 (*<rotate_insn><mode>3_1): Ditto.
3916 (*<rotate_insn>si3_1_zext): Ditto.
3917 (*<rotate_insn>qi3_1_slp): Ditto.
3919 2010-04-13 Richard Guenther <rguenther@suse.de>
3921 * tree-ssa-structalias.c (callused_id): Remove.
3922 (call_stmt_vars): New.
3923 (get_call_vi): Likewise.
3924 (lookup_call_use_vi): Likewise.
3925 (lookup_call_clobber_vi): Likewise.
3926 (get_call_use_vi): Likewise.
3927 (get_call_clobber_vi): Likewise.
3928 (make_transitive_closure_constraints): Likewise.
3929 (handle_const_call): Adjust to do per-call call-used handling.
3930 (handle_pure_call): Likewise.
3931 (find_what_var_points_to): Remove general callused handling.
3932 (init_base_vars): Likewise.
3933 (init_alias_vars): Initialize call_stmt_vars.
3934 (compute_points_to_sets): Process call-used and call-clobbered
3935 vars for call statements.
3936 (delete_points_to_sets): Free call_stmt_vars.
3938 2010-04-13 Richard Guenther <rguenther@suse.de>
3940 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3941 Only add RW dependence for dependence distance zero.
3942 Adjust maximal vectorization factor according to dependences.
3943 Move alignment handling ...
3944 (vect_find_same_alignment_drs): ... here. New function.
3945 (vect_analyze_data_ref_dependences): Adjust.
3946 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3947 (vect_analyze_data_refs): Adjust minimal vectorization factor
3948 according to data references.
3949 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3950 dependences before determining the vectorization factor.
3951 Analyze alignment after determining the vectorization factor.
3952 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3953 dependences before alignment.
3954 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3956 (vect_analyze_data_refs): Likewise.
3957 (MAX_VECTORIZATION_FACTOR): New define.
3959 2010-04-13 Duncan Sands <baldrick@free.fr>
3961 * except.h (lang_eh_type_covers): Remove.
3962 * except.c (lang_eh_type_covers): Likewise.
3964 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3965 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3967 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3968 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3969 UNITS_PER_LONG where it is ABI relevant.
3970 (s390_return_addr_rtx): Likewise.
3971 (s390_back_chain_rtx): Likewise.
3972 (s390_frame_area): Likewise.
3973 (s390_frame_info): Likewise.
3974 (s390_initial_elimination_offset): Likewise.
3975 (save_gprs): Likewise.
3976 (s390_emit_prologue): Likewise.
3977 (s390_emit_epilogue): Likewise.
3978 (s390_function_arg_advance): Likewise.
3979 (s390_function_arg): Likewise.
3980 (s390_va_start): Likewise.
3981 (s390_gimplify_va_arg): Likewise.
3982 (s390_function_profiler): Likewise.
3983 (s390_optimize_prologue): Likewise.
3984 (s390_rtx_costs): Likewise.
3985 (s390_secondary_reload): Likewise.
3986 (s390_promote_function_mode): Likewise.
3987 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3988 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3989 registers available.
3990 (s390_unwind_word_mode): New function.
3991 (s390_function_value): Split 64 bit values into register pair if
3992 used as return value.
3993 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3994 function call parameters. Handle parallels.
3995 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3996 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3997 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3998 (s390_expand_setmem): Remove unused variable src_addr.
3999 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4000 deal with 64 bit registers.
4001 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4002 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4003 (UNITS_PER_LONG): New macro.
4004 * libjava/include/s390-signal.h: Define extended ucontext
4005 structure containing the upper halfs of the 64 bit registers.
4007 2010-04-13 Simon Baldwin <simonb@google.com>
4009 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4011 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4013 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4014 rvalue on the RHS if the LHS is of a non-renamable type.
4015 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4017 2010-04-13 Matthias Klose <doko@ubuntu.com>
4019 * gcc.c (cc1_options): Handle -iplugindir before processing
4020 the cc1 spec. Only add -iplugindir once.
4021 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4023 * common.opt (iplugindir): Remove `Separate' property, initialize.
4024 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4026 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4027 (distclean): Remove plugin dir.
4028 * doc/invoke.texi: Document -iplugindir.
4030 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4032 * doc/plugins.texi (Loading Plugins): Document short
4033 -fplugin=foo option.
4034 (Plugin API): Mention default_plugin_dir_name function.
4036 * gcc.c (find_file_spec_function): Add new declaration.
4037 (static_spec_func): Use it for "find-file".
4038 (find_file_spec_function): Add new function.
4039 (cc1_options): Add -iplugindir option if -fplugin* options found.
4041 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4043 * plugin.c (add_new_plugin): Updated comment, and handle short
4045 (default_plugin_dir_name): Added new function.
4047 * common.opt (iplugindir): New option to set the plugin directory.
4049 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4051 * config/i386/i386.md (any_rotate): New code iterator.
4052 (rotate_insn): New code attribute.
4054 (SWIM124): New mode iterator.
4055 (<rotate_insn>ti3): New expander.
4056 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4057 any_rotate code iterator.
4058 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4059 using any_rotate code iterator and SWIM124 mode iterator.
4060 (ix86_rotlti3): New insn_and_split pattern.
4061 (ix86_rotrti3): Ditto.
4062 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4063 ix86_rotl{di,ti}3 patterns.
4064 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4065 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4066 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4067 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4068 code iterator and SWI mode iterator.
4069 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4070 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4072 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4073 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4074 (bswap rotatert splitter): Add splitter.
4075 (bswap splitter): Macroize splitter using any_rotate code iterator.
4076 Add insn predicate to split only for TARGET_USE_XCHGB or when
4077 optimizing function for size.
4079 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4081 * config/pa/pa.c (emit_move_sequence): Remove use of
4082 deleted variable flag_argument_noalias.
4084 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4086 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4088 Add to unsupported targets list.
4089 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4090 sparc*-sun-solaris2.[567]* from target lists.
4091 * configure: Regenerate.
4092 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4094 Remove Solaris 7 patch references.
4095 (Specific, sparc-sun-solaris2.7): Removed.
4096 (sparc-sun-solaris2*): Update Solaris 7 example.
4097 (sparc64-*-solaris2*): Likewise.
4099 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4101 * config.build (alpha*-dec-osf4*): Remove.
4102 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4103 of obsolete configurations.
4104 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4106 * config/alpha/t-osf4: Renamed to ...
4107 * config/alpha/t-osf5: ... this.
4108 * config/alpha/osf.h: Renamed to ...
4109 * config/alpha/osf5.h: ... this.
4110 Merged old osf5.h contents.
4112 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4113 (EXTRA_SPECS): Removed.
4114 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4115 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4118 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4120 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4122 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4125 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4126 __thiscall convention.
4128 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4130 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4132 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4134 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4136 * function.c (assign_parms_initialize_all): Add unused attribute
4139 2010-04-12 Richard Guenther <rguenther@suse.de>
4141 * gsstruct.def (GSS_CALL): New.
4142 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4143 * gimple.h: Include tree-ssa-alias.h.
4144 (struct gimple_statement_call): New.
4145 (union gimple_statement_struct_d): Add gimple_call member.
4146 (gimple_call_reset_alias_info): Declare.
4147 (gimple_call_use_set): New function.
4148 (gimple_call_clobber_set): Likewise.
4149 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4150 * gimple.c (gimple_call_reset_alias_info): New function.
4151 (gimple_build_call_1): Call it.
4152 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4153 * tree-inline.c (remap_gimple_stmt): Likewise.
4154 (expand_call_inline): Remove callused handling.
4155 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4156 * tree-dfa.c (dump_variable): Likewise.
4157 * tree-parloops.c (parallelize_loops): Likewise.
4158 * tree-ssa.c (init_tree_ssa): Likewise.
4159 (delete_tree_ssa): Likewise.
4160 * tree-flow-inline.h (is_call_used): Remove.
4161 * tree-flow.h (struct gimple_df): Remove callused member.
4162 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4163 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4164 (ref_maybe_used_by_call_p_1): Simplify.
4165 (call_may_clobber_ref_p_1): Likewise.
4166 * tree-ssa-structalias.c (compute_points_to_sets): Set
4167 the call stmt used and clobbered sets.
4168 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4169 (find_tail_calls): Verify the tail call.
4171 2010-04-12 Richard Guenther <rguenther@suse.de>
4173 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4174 single-iteration always-inline inlining.
4175 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4176 (cgraph_decide_inlining): Do not handle always-inline specially.
4177 (try_inline): Remove always-inline cycle detection special case.
4178 Do not recurse on always-inlines.
4179 (cgraph_early_inlining): Do not iterate if not optimizing.
4180 (cgraph_gate_early_inlining): remove.
4181 (pass_early_inline): Run unconditionally.
4182 (gate_cgraph_decide_inlining): New function.
4183 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4184 not inlining or optimizing.
4185 (cgraph_decide_inlining_of_small_functions): Also consider
4186 always-inline functions.
4187 (cgraph_default_inline_p): Return true for nodes which should
4188 disregard inline limits.
4189 (estimate_function_body_sizes): Assume zero size and time for
4190 nodes which are marked as disregarding inline limits.
4191 (cgraph_decide_recursive_inlining): Do not perform recursive
4192 inlining on always-inline nodes.
4194 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4197 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4198 for exprs satisfying handled_component_p.
4200 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4202 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4203 non-constant aggregate elements.
4205 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4206 is a real initialization.
4208 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4211 * c-decl.c (start_function): Move forward check for nested function.
4213 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4215 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4216 * config/sh/sh.c: Include reload.h.
4217 (sh_legitimize_reload_address): New.
4218 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4219 sh_legitimize_reload_address.
4221 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4223 * config/sh/sh.md (*movqi_pop): New insn pattern.
4224 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4226 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4228 * config/i386/i386.md (any_shiftrt): New code iterator.
4229 (shiftrt_insn): New code attribute.
4231 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4232 using any_shiftrt code iterator.
4233 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4234 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4235 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4236 pattern from corresponding peephole2 patterns.
4237 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4238 using any_shiftrt code iterator.
4239 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4240 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4241 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4242 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4243 *{ashr,lshr}<mode>3_cmp_zext.
4244 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4246 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4248 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4250 (*lshr<mode>3_cconly): Ditto.
4252 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4254 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4255 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4256 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4257 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4259 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4260 from corresponding peephole2 patterns.
4261 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4262 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4263 and *lshrdi3_1_rex64 using SWI mode iterator.
4264 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4265 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4266 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4267 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4268 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4269 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4270 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4271 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4272 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4275 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4277 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4278 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4279 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4280 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4282 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4283 from corresponding peephole2 patterns.
4284 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4285 (ashrsi3_cvt): Rename from ashrsi3_31.
4286 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4287 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4288 and x86_64_shift_adj_3 using SWI48 mode iterator.
4289 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4290 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4291 and *ashrdi3_1_rex64 using SWI mode iterator.
4292 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4293 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4294 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4295 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4296 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4297 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4298 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4299 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4300 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4302 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4303 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4304 x86_shift<mode>_adj_3 expanders.
4306 2010-04-10 Wei Guozhi <carrot@google.com>
4309 * config/arm/arm.c (arm_pic_static_addr): New function.
4310 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4312 (arm_output_addr_const_extra): Output expression for new pattern.
4313 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4315 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4317 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4320 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4321 * web.c: Include "insn-config.h" and "recog.h".
4322 (union_match_dups): New function.
4323 (web_main): Call it.
4324 (union_defs): Don't try to recognize match_dups.
4326 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4327 if doing so would replace the entire pattern.
4329 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4333 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4334 and splitter pattern. Change splitter operand 1 predicate to
4337 2010-04-09 Martin Jambor <mjambor@suse.cz>
4339 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4340 lattices are addresses of CONST_DECLs with the same initial value.
4341 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4342 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4344 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4345 Bernd Schmidt <bernds@codesourcery.com>
4347 * loop-invariant.c (replace_uses): New static function.
4348 (move_invariant_reg): Use it to ensure we can replace the uses.
4350 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4352 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4354 (picochip_override_options): Enable section anchors only above -O1.
4355 (picochip_reorg): Fixed a couple of build warnings.
4357 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4359 * configure.ac (plugin -rdynamic test): Log result.
4360 * configure: Regenerate.
4361 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4362 (RDYNAMIC_SPEC): Define.
4363 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4365 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4367 * configure.ac: Determine Sun ld version numbers.
4368 (comdat_group): Restrict GNU ld version checks to gld.
4369 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4370 (enable_comdat): Support --enable-comdat.
4371 * configure: Regenerate.
4372 * doc/install.texi (Configuration): Document --enable-comdat.
4374 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4376 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4377 * config/sol2-gld.h: ... here.
4378 * config.gcc (sparc*-*-solaris2*): Reflect this.
4379 (i[34567]86-*-solaris2*): Use it.
4381 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4383 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4385 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4387 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4390 * diagnostic.c (diagnostic_initialize): Initialize
4391 some_warnings_are_errors.
4392 (diagnostic_finish): New.
4393 (diagnostic_action_after_output): Call it before exiting.
4394 (diagnostic_report_diagnostic): Do not print message here. Set
4395 some_warnings_are_errors.
4396 * diagnostic.h (diagnostic_context): Delete
4397 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4398 (diagnostic_finish): Declare.
4399 * toplev.c (toplev_main): Call it before exit.
4401 2010-04-09 Jason Merrill <jason@redhat.com>
4404 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4405 for incomplete type.
4408 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4409 based on a warning flag.
4411 2010-04-09 Richard Guenther <rguenther@suse.de>
4413 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4415 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4418 * varasm.c (default_assemble_visibility): Wrap vars that are
4419 set, but unused, by targets without GAS.
4420 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4421 Remove set, but unused, vars.
4422 (rs6000_legitimize_tls_address): Likewise.
4423 (altivec_expand_dst_builtin): Likewise.
4424 * config/darwin.c (machopic_classify_symbol): Likewise.
4425 (machopic_indirection_name): Likewise.
4427 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4429 * config/i386/i386.md (DWI): New mode iterator.
4430 (S): New mode attribute.
4431 (shift_operand): Ditto.
4432 (shift_immediate_operand): Ditto.
4433 (ashl_input_operand): Ditto.
4434 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4435 using SDWIM mode iterator.
4436 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4437 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4439 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4440 from corresponding peephole2 patterns.
4441 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4442 and x86_64_shift_adj_1 using SWI48 mode iterator.
4443 (x86_shift<mode>_adj_2): Ditto.
4444 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4445 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4446 using SWI48 mode iterator.
4447 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4448 *ashldi3_cmp_rex64 using SWI mode iterator.
4449 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4450 *ashldi3_cconly_rex64 using SWI mode iterator.
4451 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4452 x86_shift<mode>_adj_{1,2}.
4453 (ix86_split_ashr): Ditto.
4454 (ix86_split_lshr): Ditto.
4456 2010-04-09 Richard Guenther <rguenther@suse.de>
4458 * target.h (builtin_conversion): Pass in input and output types.
4459 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4460 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4461 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4462 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4464 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4466 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4468 2010-04-09 Richard Guenther <rguenther@suse.de>
4471 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4473 2010-04-09 Richard Guenther <rguenther@suse.de>
4475 * tree-vectorizer.h (struct _stmt_vec_info): Document
4476 that vectype is the type of the LHS.
4477 (supportable_widening_operation, supportable_narrowing_operation):
4478 Get both input and output vector types as arguments.
4479 (vect_is_simple_use_1): Declare.
4480 (get_same_sized_vectype): Likewise.
4481 * tree-vect-loop.c (vect_determine_vectorization_factor):
4482 Set STMT_VINFO_VECTYPE to the vector type of the def.
4483 (vectorizable_reduction): Adjust.
4484 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4485 Adjust. Specify the output vector type.
4486 (vect_pattern_recog_1): Adjust.
4487 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4488 (vectorizable_call): Adjust.
4489 (vectorizable_conversion): Likewise.
4490 (vectorizable_operation): Likewise.
4491 (vectorizable_type_demotion): Likewise.
4492 (vectorizable_type_promotion): Likewise.
4493 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4495 (vect_is_simple_use_1): New function.
4496 (supportable_widening_operation): Get both input and output
4498 (supportable_narrowing_operation): Likewise.
4499 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4501 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4503 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4504 __thiscall and _thiscall as predefined macros.
4505 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4506 thiscall attribute handling.
4507 (ix86_comp_type_attributes): Likewise.
4508 (ix86_function_regparm): Likewise.
4509 (ix86_return_pops_args): Likewise.
4510 (init_cumulative_args): Likewise.
4511 (find_drap_reg): Likewise.
4512 (ix86_static_chain): Likewise.
4513 (x86_this_parameter): Likewise.
4514 (x86_output_mi_thunk): Likewise.
4515 (ix86_attribute_table): Add description for thiscall attribute.
4516 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4517 * doc/extend.texi: Add documentation for thiscall.
4519 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4522 * c.opt (Wint-to-pointer-cast): Available in C++.
4523 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4525 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4527 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4528 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4529 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4530 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4531 function type instead. Reorder and simplify checks.
4533 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4535 2010-04-08 Jing Yu <jingyu@google.com>
4536 Zdenek Dvorak <ook@ucw.cz>
4538 PR tree-optimization/42720
4539 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4540 loop unswitch conditions here from ...
4541 (tree_unswitch_single_loop): ... here.
4543 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4545 * tree-if-conv.c: Fix comments and simplify logic.
4547 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4549 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4550 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4551 (main_tree_if_conversion): Update call to tree_if_conversion.
4553 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4556 * doc/invoke.texi (-b,-V): Delete.
4557 * doc/tm.texi: Do not mention -b.
4558 * gcc.c (display_help): Delete -b and -V.
4559 (process_command): Delete -b and -V.
4560 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4562 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4563 Wolfgang Gellerich <gellerich@de.ibm.com>
4565 Implement target hook for loop unrolling
4566 * target.h (loop_unroll_adjust): Add a new target hook function.
4567 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4568 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4569 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4570 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4571 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4573 (decide_unroll_stupid): Likewise.
4575 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4578 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4580 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4582 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4583 (Specific, *-*-solaris2*): Likewise.
4584 Don't prefer Sun as over GNU as.
4586 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4588 * config/s390/s390.c (override_options): Adjust the z10 defaults
4589 for max-unroll-times, max-completely-peeled-insns
4590 and max-completely-peel-times.
4592 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4594 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4595 instructions for z10.
4596 (s390_expand_setmem): Likewise.
4597 (s390_expand_cmpmem): Likewise.
4599 2010-04-08 Richard Guenther <rguenther@suse.de>
4601 PR tree-optimization/43679
4602 * tree-ssa-pre.c (eliminate): Only propagate copies.
4604 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4607 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4608 set but not used variable warning.
4610 2010-04-08 Wei Guozhi <carrot@google.com>
4613 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4614 (arm_size_rtx_costs): Call the new function when optimized for size.
4616 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4619 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4620 op0 is not a MEM, just return NULL instead of assertion
4622 (discover_nonconstant_array_refs): Don't walk debug stmts.
4624 2010-04-08 Doug Kwan <dougkwan@google.com>
4626 * configure.ac: Recognize gold and do not use its version number
4627 to test ld features.
4628 * configure: Regenerate.
4630 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4633 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4634 (negate_value): Move code to push elements to broken_up_substracts ...
4635 (eliminate_plus_minus_pair): ... here. Push operands that have no
4636 negative pair to plus_negates.
4637 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4639 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4641 * doc/install.texi (Configuration): Move description of
4642 --enable-lto, --with-libelf*, --enable-gold from Java section to
4645 * doc/generic.texi (Working with declarations)
4646 (Function Properties, C and C++ Trees): Fix typos.
4647 * doc/sourcebuild.texi (Top Level): Likewise.
4649 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4652 * tree.h (DECL_READ_P): Define.
4653 (struct tree_decl_common): Add decl_read_flag.
4654 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4655 a set but not used warning.
4656 (merge_decls): Merge DECL_READ_P flag.
4657 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4658 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4659 * c-common.c (handle_used_attribute, handle_unused_attribute):
4661 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4663 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4665 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4666 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4667 c_parser_binary_expression, c_parser_cast_expression,
4668 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4669 Call default_function_array_read_conversion instead of
4670 default_function_array_conversion where needed.
4671 (c_parser_unary_expression, c_parser_conditional_expression,
4672 c_parser_postfix_expression_after_primary, c_parser_initelt):
4673 Likewise. Call mark_exp_read where needed.
4674 (c_parser_statement_after_labels, c_parser_asm_operands,
4675 c_parser_typeof_specifier, c_parser_sizeof_expression,
4676 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4678 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4680 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4681 (warn_unused_but_set_parameter): Default to warn_unused
4683 * doc/invoke.texi: Document -Wunused-but-set-variable and
4684 -Wunused-but-set-parameter.
4686 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4687 used count variable.
4688 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4689 when operandN variables aren't used in the body of the expander
4691 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4692 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4693 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4694 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4695 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4696 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4697 * tree.c (PROCESS_ARG): Likewise.
4699 2010-04-07 Simon Baldwin <simonb@google.com>
4701 * diagnostic.h (diagnostic_override_option_index): New macro to
4702 set a diagnostic's option_index.
4703 * c-tree.h (c_cpp_error): Add warning reason argument.
4704 * opts.c (_warning_as_error_callback): New.
4705 (register_warning_as_error_callback): Store callback for
4706 warnings enabled via enable_warning_as_error.
4707 (enable_warning_as_error): Call callback, minor code tidy.
4708 * opts.h (register_warning_as_error_callback): Declare.
4709 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4710 response to -Werror=.
4711 (c_common_init_options): Register warning_as_error_callback in opts.c.
4712 * common.opt: Add -Wno-cpp option.
4713 * c-common.c (struct reason_option_codes_t): Map cpp warning
4714 reason codes to gcc option indexes.
4715 * (c_option_controlling_cpp_error): New function, lookup the gcc
4716 option index for a cpp warning reason code.
4717 * (c_cpp_error): Add warning reason argument, call
4718 c_option_controlling_cpp_error for diagnostic_override_option_index.
4719 * doc/invoke.texi: Document -Wno-cpp.
4721 2010-04-07 Richard Guenther <rguenther@suse.de>
4723 * ipa-reference.c (mark_load): Use get_base_address.
4724 (mark_store): Likewise.
4726 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4727 inserting GIMPLE_NOPs into the IL.
4728 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4729 Explicitly strip handled components and indirect references.
4731 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4732 folding address expressions.
4733 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4734 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4735 operand_equal_p to compare decls.
4736 (ptr_deref_may_alias_decl_p): Likewise.
4737 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4738 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4739 Handle reversed comparison ops.
4740 * tree-sra.c (asm_visit_addr): Use get_base_address.
4741 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4742 * ipa-reference.c (mark_address): Use get_base_address.
4744 2010-04-07 Richard Guenther <rguenther@suse.de>
4746 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4747 Propagate constants everywhere.
4749 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4752 * tree.c (MAX_INT_CACHED_PREC): Define.
4753 (nonstandard_integer_type_cache): New array.
4754 (build_nonstandard_integer_type): Cache results for precision
4755 <= MAX_INT_CACHED_PREC.
4757 2010-04-07 Richard Guenther <rguenther@suse.de>
4759 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4760 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4761 * common.opt: Likewise.
4762 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4763 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4764 (nonoverlapping_memrefs_p): Likewise.
4765 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4766 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4767 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4768 OPT_fargument_noalias_global for backward compatibility.
4770 2010-04-07 Richard Guenther <rguenther@suse.de>
4772 PR tree-optimization/43270
4773 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4774 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4775 * tree-ssa-pre.c (phi_translate_1): Adjust.
4776 (fully_constant_expression): Split out vn_reference handling to ...
4777 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4778 Fold reads from constant strings.
4779 (vn_reference_lookup): Handle fully constant references.
4780 (vn_reference_lookup_pieces): Likewise.
4781 * Makefile.in (expmed.o-warn): Add -Wno-error.
4783 2010-04-07 Martin Jambor <mjambor@suse.cz>
4785 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4787 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4790 * gcc.c: Add -static-libstdc++ to list of recognized options.
4792 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4794 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4796 2010-04-07 Richard Guenther <rguenther@suse.de>
4799 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4800 bases build simple mem attributes to retain points-to information.
4802 2010-04-07 Richard Guenther <rguenther@suse.de>
4805 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4806 preserve points-to related information.
4808 2010-04-07 Richard Guenther <rguenther@suse.de>
4811 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4812 discard plain indirect references.
4813 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4814 * tree.c (tree_nop_conversion): Likewise.
4816 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4819 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4821 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4823 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4824 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4826 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4828 * tree-if-conv.c: Fix indentation and comments.
4830 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4832 * tree-if-conv.c: Sort static functions in topological order.
4834 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4836 * tree-if-conv.c: Fix indentation and comments.
4838 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4841 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4842 lang_hooks.types.type_for_size instead of
4843 build_nonstandard_integer_type.
4844 When converting an unsigned type to signed, double its precision.
4845 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4846 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4847 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4850 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4853 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4854 POINTER_PLUS_EXPR for pointer types.
4856 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4859 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4860 * graphite-clast-to-gimple.c: Include langhooks.h.
4861 (max_signed_precision_type): New.
4862 (max_precision_type): Takes two types as arguments.
4863 (precision_for_value): New.
4864 (precision_for_interval): New.
4865 (gcc_type_for_interval): New.
4866 (gcc_type_for_value): New.
4867 (gcc_type_for_clast_term): New.
4868 (gcc_type_for_clast_red): New.
4869 (gcc_type_for_clast_bin): New.
4870 (gcc_type_for_clast_expr): Split up into several functions.
4871 (gcc_type_for_clast_eq): Rewritten.
4872 (compute_bounds_for_level): New.
4873 (compute_type_for_level_1): New.
4874 (compute_type_for_level): New.
4875 (gcc_type_for_cloog_iv): Removed.
4876 (gcc_type_for_iv_of_clast_loop): Rewritten.
4877 (graphite_create_new_loop): Compute the lower and upper bound types
4878 with gcc_type_for_clast_expr.
4879 (graphite_create_new_loop_guard): Same.
4880 (find_cloog_iv_in_expr): Removed.
4881 (compute_cloog_iv_types_1): Removed.
4882 (compute_cloog_iv_types): Removed.
4883 (gloog): Do not call compute_cloog_iv_types.
4884 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4886 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4887 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4888 (GBB_CLOOG_IV_TYPES): Removed.
4890 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4892 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4893 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4894 (detect_commutative_reduction): Same.
4896 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4898 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4899 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4901 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4902 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4903 (rewrite_commutative_reductions_out_of_ssa): Same.
4904 * passes.c (execute_function_todo): Call verify_ssa for every pass
4905 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4906 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4907 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4908 with an extra argument.
4909 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4910 verify_ssa only when the extra argument is true.
4911 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4912 with an extra argument.
4913 (tree_transform_and_unroll_loop): Same.
4915 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4917 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4918 for all the passes of the LNO having LOOP_CLOSED_SSA.
4919 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4920 * tree-loop-distribution.c (pass_loop_distribution): Same.
4921 * tree-pass.h (TODO_verify_loops): Removed.
4922 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4924 (pass_tree_unswitch): Same.
4925 (pass_predcom): Same.
4926 (pass_vectorize): Same.
4927 (pass_linear_transform): Same.
4928 (pass_graphite_transforms): Same.
4929 (pass_iv_canon): Same.
4930 (pass_complete_unroll): Same.
4931 (pass_complete_unrolli): Same.
4932 (pass_parallelize_loops): Same.
4933 (pass_loop_prefetch): Same.
4934 (pass_iv_optimize): Same.
4936 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4939 * passes.c (init_optimization_passes): Move pass_lim before
4940 pass_copy_prop and pass_dce_loop.
4942 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4945 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4946 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4947 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4948 MULTI_* defines for 4 argument vpermil2p* builtins.
4950 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4952 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4953 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4954 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4955 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4956 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4957 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4958 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4959 Use x86_maybe_negate_const_int to output insn mnemonic.
4960 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4961 check from instruction predicate. Update comments.
4962 * config/i386/sync.md (sync_add<mode>): Use
4963 x86_maybe_negate_const_int to output insn mnemonic.
4965 2010-04-06 Jan Hubicka <jh@suse.cz>
4967 PR tree-optimization/42906
4968 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4969 IGNORE_SELF argument. Set visited_control_parents for fully
4971 (find_obviously_necessary_stmts): Update call of
4972 mark_control_dependent_edges_necessary.
4973 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4975 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4977 * config/i386/i386.md: Remove comment about 'e' and 'E'
4980 2010-04-06 Richard Guenther <rguenther@suse.de>
4982 PR tree-optimization/43627
4983 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4984 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4987 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4989 * BASE-VER: Change to 4.6.0.
4992 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4995 2010-04-06 Richard Guenther <rguenther@suse.de>
4998 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5000 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5002 * doc/invoke.texi (Optimize Options): Document that LTO
5003 won't remove object access purely due to incompatible
5006 2010-04-04 Matthias Klose <doko@ubuntu.com>
5008 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5009 Initialize variable.
5011 2010-04-03 Richard Guenther <rguenther@suse.de>
5014 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5015 require a non-NULL MEM_OFFSET.
5017 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5019 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5020 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5021 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5022 config/alpha/predicates.md, config/arm/arm.md,
5023 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5024 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5025 config/darwin9.h, config/darwin.c, config/darwin.h,
5026 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5027 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5028 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5029 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5030 config/mips/mips.md, config/mn10300/mn10300.c,
5031 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5032 config/rs6000/aix.h, config/rs6000/dfp.md,
5033 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5034 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5035 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5036 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5037 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5038 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5039 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5040 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5041 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5042 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5043 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5044 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5045 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5046 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5047 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5048 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5049 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5050 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5051 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5052 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5053 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5054 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5055 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5056 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5057 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5058 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5059 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5060 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5061 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5062 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5063 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5064 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5065 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5066 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5067 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5068 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5070 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5073 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5074 * aclocal.m4: Regenerate.
5076 2010-04-02 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/43629
5079 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5080 if we have seen a constant value.
5082 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5084 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5086 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5089 * arm.c (legitimize_tls_address): Adjust call to
5090 gen_tls_load_dot_plus_four.
5091 (arm_note_pic_base): New function.
5092 (arm_cannot_copy_insn_p): Use it.
5093 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5096 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5101 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5103 * Makefile.in ($(out_object_file)): Depend on
5104 gt-$(basename $(notdir $(out_file))).h.
5106 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5108 * config.gcc (lm32-*-rtems*): Add t-lm32.
5110 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5112 * config.gcc: Add lm32-*-rtems*.
5113 * config/lm32/rtems.h: New file.
5115 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5118 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5120 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5122 * dwarf2out.c (output_compilation_unit_header): For
5123 -gdwarf-4 use version 4 instead of version 3.
5124 (output_line_info): For version 4 and above emit additional
5125 maximum ops per insn header field.
5126 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5128 * dwarf2out.c (is_c_family, is_java): Remove.
5129 (lower_bound_default): New function.
5130 (add_bound_info, gen_descr_array_type_die): Use it.
5132 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5135 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5136 re-declaration when it happens in a function.
5138 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5140 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5141 (cgraph_remove_function_insertion_hook): Same.
5142 (cgraph_call_function_insertion_hooks): Same.
5144 2010-04-01 Richard Guenther <rguenther@suse.de>
5147 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5148 and TREE_THIS_VOLATILE.
5149 (copy_ref_info): Likewise.
5150 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5151 * tree.c (build6_stat): Ignore side-effects of all but arg5
5152 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5155 2010-04-01 Richard Guenther <rguenther@suse.de>
5157 PR tree-optimization/43607
5158 * ipa-type-escape.c (check_call): Do not access non-existing
5161 2010-04-01 Richard Guenther <rguenther@suse.de>
5165 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5166 Jack Howarth <howarth@bromo.med.uc.edu>
5168 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5171 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5173 * doc/install.texi (Prerequisites): Document libelf usability on
5174 IRIX 5/6 and Solaris 2.
5175 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5176 Update GNU as, GNU ld requirements.
5177 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5178 Document Sun Studio compiler download.
5179 Update and simplify as, ld recommendations.
5180 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5182 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5184 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5185 with_tune_32 to pentium4.
5187 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5189 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5191 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5193 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5194 obsoletion, removal.
5196 Document GNU as requirement.
5197 Update configure requirements.
5198 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5199 Recomment IRIX 6.5.18+.
5200 Document IDF/IDL requirement.
5201 Document GNU as requirement.
5202 Document GNU ld bootstrap failure.
5203 Remove freeware.sgi.com reference.
5205 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5207 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5208 UNIX V4.0, V5.0 obsoletion, removal.
5209 Remove --with-gc=simple reference.
5210 Update VM requirements during bootstrap.
5211 Remove -oldas bootstrap description.
5212 Update binutils reference.
5213 Remove comparison failure note.
5215 2010-03-31 Richard Guenther <rguenther@suse.de>
5216 Zdenek Dvorak <ook@ucw.cz>
5217 Sebastian Pop <sebastian.pop@amd.com>
5220 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5221 with multiple arguments.
5222 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5224 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5226 * graphite-dependences.c (print_pddr): Call print_pdr with an
5228 * graphite-poly.c (debug_pdr): Add an extra argument for the
5231 (print_pbb_domain): Same.
5233 (print_scop_context): Same.
5235 (print_cloog): Same.
5236 (debug_pbb_domain): Same.
5240 (debug_scop_context): Same.
5242 (debug_cloog): Same.
5243 (print_scop_params): Same.
5244 (debug_scop_params): Same.
5245 (print_iteration_domain): Same.
5246 (print_iteration_domains): Same.
5247 (debug_iteration_domain): Same.
5248 (debug_iteration_domains): Same.
5249 (print_scattering_function): Same.
5250 (print_scattering_functions): Same.
5251 (debug_scattering_function): Same.
5252 (debug_scattering_functions): Same.
5253 * graphite-poly.h (debug_pdr): Update declaration.
5255 (print_pbb_domain): Same.
5257 (print_scop_context): Same.
5259 (print_cloog): Same.
5260 (debug_pbb_domain): Same.
5264 (debug_scop_context): Same.
5266 (debug_cloog): Same.
5267 (print_scop_params): Same.
5268 (debug_scop_params): Same.
5269 (print_iteration_domain): Same.
5270 (print_iteration_domains): Same.
5271 (debug_iteration_domain): Same.
5272 (debug_iteration_domains): Same.
5273 (print_scattering_function): Same.
5274 (print_scattering_functions): Same.
5275 (debug_scattering_function): Same.
5276 (debug_scattering_functions): Same.
5278 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5280 * graphite-poly.c (print_scattering_function_1): New.
5281 (print_scattering_function): Call it.
5282 (print_scop_params): Remove spaces at the end of lines.
5285 * graphite-poly.h (print_cloog): Declared.
5286 (debug_cloog): Declared.
5288 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5290 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5292 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5293 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5294 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5295 to switch between adding the IV bump in loop->latch or in loop->header.
5297 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5299 * graphite-poly.c (print_scattering_function): Pretty print following
5302 (print_pbb_domain): Same.
5303 (dump_gbb_cases): Same.
5304 (dump_gbb_conditions): Same.
5307 (print_scop_params): Same.
5308 (print_scop_context): Same.
5310 (print_pbb_body): New.
5311 (lst_indent_to): New.
5312 (print_lst): Start new lines with a #.
5313 * graphite-poly.h (pbb_bb): New.
5314 (pbb_index): Use pbb_bb.
5315 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5317 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5319 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5321 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5322 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5323 and 0 instead of 1 for dw_val_class_flag.
5324 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5325 dw_val_class_range_list, dw_val_class_loc_list,
5326 dw_val_class_lineptr and dw_val_class_macptr, use
5327 DW_FORM_flag_present for dw_val_class_flag and
5328 DW_FORM_exprloc for dw_val_class_loc.
5329 (output_die): For -gdwarf-4 print dw_val_class_loc
5330 size as uleb128 instead of 1 or 2 bytes and don't print
5331 anything for dw_val_class_flag.
5333 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5334 instead of cselib_lookup following by tweaking locs->setting_insn.
5337 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5338 even before returning from label, setjmp call or volatile asm
5341 2010-03-31 Richard Guenther <rguenther@suse.de>
5344 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5345 temporary data on stack.
5347 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5349 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5350 (PUSHSECTION_ASM_OP): Remove.
5351 (POPSECTION_ASM_OP): Remove.
5352 (PUSHSECTION_FORMAT): Remove.
5353 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5354 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5355 * config/sol2.c (solaris_output_init_fini): Use it.
5357 2010-03-31 Jie Zhang <jie@codesourcery.com>
5360 * opt-functions.awk (var_type_struct): Use signed char type
5361 for simple variables.
5363 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5365 * config/sol2.c: Include output.h.
5366 (solaris_assemble_visibility): New function.
5367 * config/t-sol2 (sol2.o): Add output.h dependency.
5368 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5369 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5372 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5375 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5376 V2SImode or XFmode on PRE_DEC.
5379 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5382 2010-03-31 Jie Zhang <jie@codesourcery.com>
5385 * reload.h (caller_save_initialized_p): Declare.
5386 * toplev.c (backend_init_target): Don't call
5387 init_caller_save but set caller_save_initialized_p to false.
5388 * caller-save.c (caller_save_initialized_p): Define.
5389 (init_caller_save): Check caller_save_initialized_p.
5390 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5392 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5395 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5396 and soft-fp/t-softfp to tmake_file.
5397 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5398 (LIBGCC2_TF_CEXT): Define.
5401 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5404 * cselib.c (n_useless_values): Document handling of debug locs.
5405 (n_useless_debug_values, n_debug_values): New variables.
5406 (new_elt_loc_list): Don't add to debug values, keep count.
5407 (promote_debug_loc): New.
5408 (cselib_reset_table): Zero new variables.
5409 (entry_and_rtx_equal_p): Promote debug locs.
5410 (discard_useless_locs): Increment n_useless_debug_values for
5412 (remove_useless_values): Adjust n_useless_values and n_debug_values
5413 with n_useless_debug_values.
5414 (add_mem_for_addr): Promote debug locs.
5415 (cselib_lookup_mem): Likewise.
5416 (cselib_lookup_addr): Renamed to...
5417 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5418 (cselib_log_lookup): ... this. Turn into...
5419 (cselib_lookup_addr): ... new wrapper.
5420 (cselib_lookup_from_insn): New.
5421 (cselib_invalidate_regno): Increment n_useless_debug_values for
5423 (cselib_invalidate_mem): Likewise.
5424 (cselib_process_insn): Take n_deleted and n_debug_values into
5425 account to guard remove_useless_value call.
5426 (cselib_finish): Zero n_useless_debug_values.
5427 * cselib.h (cselib_lookup_from_insn): Declare.
5428 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5429 (sched_analyze_2): Likewise.
5431 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5433 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5435 (adjust_mems): Replace narrowing SUBREG of expression containing
5436 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5437 with operations in the narrower mode.
5440 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5441 regs_invalidated_by_call instead all call_used_reg_set registers.
5443 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5446 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5447 pointer comparisons with types_compatible_p.
5448 * tree-vect-stmts.c (vectorizable_call): Same.
5449 (vectorizable_condition): Same.
5451 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5453 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5454 stack check if the mask would be zero.
5456 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5457 Jack Howarth <howarth@bromo.med.uc.edu>
5459 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5462 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5465 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5467 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5468 Include ___unordxf2 and ___unordtf2.
5469 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5472 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5474 * config/lm32/t-lm32: New file.
5475 * config.gcc: Use the above file when targetting lm32.
5477 2010-03-28 Duncan Sands <baldrick@free.fr>
5479 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5481 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5484 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5485 Improve vectorization cost model diagnostic.
5487 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5490 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5491 compute_data_dependences_for_loop returns false, early exit
5492 and output an extra diagnostic for the failed data reference
5495 2010-03-29 Richard Guenther <rguenther@suse.de>
5497 PR tree-optimization/43560
5498 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5499 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5501 2010-03-29 Jie Zhang <jie@codesourcery.com>
5504 * toplev.c (process_options): Set optimization_default_node
5505 and optimization_current_node.
5506 * opts.c (decode_options): Don't set optimization_default_node
5507 and optimization_current_node.
5509 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5511 * config/rtems.h: Abandon -qrtems_debug.
5513 2010-03-28 Jan Hubicka <jh@suse.cz>
5515 PR tree-optimization/43505
5516 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5517 map should not be copied.
5519 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5522 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5523 cdtors, set DECL_PRESERVE_P.
5524 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5527 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5529 PR tree-optimization/43528
5530 * stor-layout.c (place_field): Check that constant fits into
5531 unsigned HWI when skipping calculation of MS bitfield layout.
5533 2010-03-27 Jan Hubicka <jh@suse.cz>
5536 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5537 notice_global_symbol work.
5539 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5541 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5542 instead of dwarf2out_decl.
5543 (struct var_loc_node): Remove section_label field.
5544 (dwarf2out_function_decl): New function.
5545 (dwarf2out_var_location): Don't set section_label field.
5546 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5548 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5550 PR tree-optimization/43544
5551 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5552 First argument for builtin vectorized function hook is now a
5553 tree to be able to distinguish between machine specific and
5555 * targhooks.c (default_builtin_vectorized_function): Ditto.
5556 * targhooks.h (default_builtin_vectorized_function): Ditto.
5557 * target.h (struct gcc_target): Ditto.
5558 * tree-vect-stmts.c (vectorizable_function): Ditto.
5559 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5560 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5563 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5566 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5567 nested binding iff it is a FUNCTION_DECL.
5568 (store_parm_decls_newstyle): Pass nested=true to bind for
5569 FUNCTION_DECLs amongst parameters.
5571 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5573 * var-tracking.c (vt_expand_loc_callback): Don't run
5574 cselib_expand_value_rtx_cb in dummy mode if
5575 cselib_dummy_expand_value_rtx_cb returned false.
5577 * var-tracking.c (emit_note_insn_var_location): For one part
5578 notes with offset 0, don't add EXPR_LIST around the location.
5579 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5580 add_location_or_const_value_attribute): Adjust for that change.
5583 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5584 into first operand and location into second.
5585 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5586 dw_cfi_oprnd_loc for DW_CFA_expression.
5587 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5588 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5589 assume first argument is regnum and second argument is location.
5591 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5594 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5595 of scratch register to DImode. Split to DImode comparison operator.
5596 Use SImode subreg of scratch register in the multiplication.
5597 (*cmp_sadd_sidi): Ditto.
5598 (*cmp_ssub_si): Ditto.
5599 (*cmp_ssub_sidi): Ditto.
5601 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5604 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5605 Remove invalid assert and wrong comment.
5607 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5610 * flags.h (final_insns_dump_p): New extern.
5611 * final.c (final_insns_dump_p): New variable.
5612 (rest_of_clean_state): Set it before -fdump-final-insns=
5613 dumping, clear afterwards.
5614 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5615 MEM_ALIAS_SET on MEMs.
5617 2010-03-26 David S. Miller <davem@davemloft.net>
5619 * configure.ac: Fix sparc GOTDATA_OP bug check.
5620 * configure: Rebuild.
5622 2010-03-26 Alan Modra <amodra@gmail.com>
5624 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5626 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5628 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5629 TLS_SECTION_ASM_FLAG.
5631 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5634 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5635 Clear first_function_block_is_cold.
5638 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5639 argument if the argument is truth_value_p.
5641 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5643 * config/rs6000/constraints.md: Update copyright year for my changes.
5646 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5647 used in reg+reg addressing, swap registers.
5649 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5652 * target.h (struct gcc_target): Add code_end hook.
5653 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5655 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5656 * toplev.c (compile_file): Call targetm.asm_out.code_end
5657 hook before unwind info/debug info output.
5658 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5659 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5660 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5661 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5662 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5663 * config/i386/i386.c (ix86_file_end): Renamed to...
5664 (ix86_code_end): ... this. Make static. Don't call
5665 file_end_indicate_exec_stack. Emit unwind info using
5666 final_start_function/final_end_function.
5667 (darwin_x86_file_end): Remove.
5668 (TARGET_ASM_CODE_END): Define.
5669 * config/i386/i386.h (TARGET_ASM_FILE_END,
5670 NEED_INDICATE_EXEC_STACK): Don't define.
5671 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5672 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5673 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5674 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5677 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5678 at the beginning and final_end_function at the end.
5679 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5681 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5683 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5684 and Sun as TLS syntax.
5685 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5686 * configure: Regenerate.
5687 * config.in: Regenerate.
5688 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5689 (default_elf_asm_named_section): Use it.
5690 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5691 (i386_output_dwarf_dtprel): Likewise.
5692 (output_addr_const_extra): Likewise.
5693 (output_pic_addr_const): Lowercase @GOTTPOFF.
5694 (output_addr_const_extra): Likewise.
5695 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5696 (output_addr_const_extra): Likewise.
5697 (output_pic_addr_const): Lowercase @INDNTPOFF.
5698 (output_addr_const_extra): Likewise.
5699 (output_pic_addr_const): Lowercase @NTPOFF.
5700 (output_addr_const_extra): Likewise.
5701 (output_pic_addr_const): Lowercase @TPOFF.
5702 (output_addr_const_extra): Likewise.
5703 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5704 (*tls_global_dynamic_64): Likewise.
5705 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5706 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5708 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5709 (ASM_OUTPUT_TLS_COMMON): Use it.
5710 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5713 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5714 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5715 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5716 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5717 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5718 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5720 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5722 * config/i386/i386.c (override_options): Don't accept
5723 -mtls-dialect=sun any longer.
5724 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5725 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5726 (*tls_local_dynamic_base_32_sun): Likewise.
5727 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5729 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5732 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5733 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5736 * ira.c (adjust_cleared_regs): New function.
5737 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5741 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5743 * expr.c (expand_expr_real): Restore previous
5744 curr_insn_source_location and curr_insn_block after
5745 expand_expr_real_1 call.
5746 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5747 instead of expand_expr_real_1.
5749 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5751 PR rtl-optimization/43413
5752 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5755 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5758 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5759 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5761 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5763 * config/i386/i386.c (ix86_target_string): Add -mfma.
5764 Fix a typo in comment.
5766 2010-03-22 Mike Stump <mikestump@comcast.net>
5769 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5770 Don't overly align based upon packed packed fields.
5772 2010-03-22 Jason Merrill <jason@redhat.com>
5774 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5775 Use () rather than [], and move before the element type.
5777 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5779 * doc/configfiles.texi (Configuration Files): Removed
5780 fixinc/Makefile*, intl/Makefile.*.
5781 * doc/makefile.texi: Fixed markup. Abstract from version
5782 control system used.
5783 (Makefile): Removed obsolete gcc/java/parse.y example.
5784 * doc/sourcebuild.texi: Likewise.
5785 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5786 libgomp, libssp. Removed fastjar.
5787 (Miscellaneous Docs): Clarify location.
5788 Added COPYING3, COPYING3.LIB.
5789 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5791 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5794 * config/i386/i386.c (x86_function_profiler)
5795 [!NO_PROFILE_COUNTERS]: Fix typo.
5796 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5799 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5800 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5802 * doc/sourcebuild.texi (Test Directives): Split into six
5803 subsections, with most of the current text in new subsections
5804 Directives, Selectors, and Final Actions.
5805 (Directives): Split list of test directives into multiple
5807 (Selectors): Describe use and syntax of selectors.
5808 (Effective-Target Keywords): Describe all existing keywords.
5809 (Add Options): Describe features for dg-add-options.
5810 (Require Support): Describe variants of dg-require-support.
5811 (Final Actions): Describe commands to use in dg-final.
5813 2010-03-22 Michael Matz <matz@suse.de>
5816 * recog.c (validate_replace_rtx_group): Replace also in
5817 REG_EQUAL and REG_EQUIV notes.
5819 2010-03-22 Richard Guenther <rguenther@suse.de>
5821 PR tree-optimization/43390
5822 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5823 sure vector extracts are type correct.
5825 2010-03-22 Richard Guenther <rguenther@suse.de>
5828 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5829 x * sqrt (x) even when optimizing for size if the target
5830 has native support for sqrt.
5832 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5834 * varasm.c (make_decl_rtl_for_debug): Also clear
5835 flag_mudflap for the duration of make_decl_rtl call.
5838 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5839 locs from preserved VALUEs.
5841 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5844 * pa.md (movmemsi): Set align to one if zero.
5845 (movmemdi): Likewise.
5847 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5850 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5851 with their corresponding prologue pushes.
5853 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5856 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5857 at the begining or end.
5858 (spu_expand_epilogue): Likewise.
5860 2010-03-20 Richard Guenther <rguenther@suse.de>
5862 PR rtl-optimization/43438
5863 * combine.c (make_extraction): Properly zero-/sign-extend an
5864 extraction of the low part of a CONST_INT. Also handle
5867 2010-03-19 Mike Stump <mikestump@comcast.net>
5869 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5870 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5871 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5873 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5876 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5879 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5881 PR rtl-optimization/42258
5882 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5883 use that may match DEF.
5886 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5887 the cost of loading the constant rather than assuming
5889 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5890 outer code is AND, do the same tests as the andsi3 expander and
5891 return COSTS_N_INSNS (1) if and is cheap.
5893 * optabs.c (avoid_expensive_constant): Fix formatting.
5895 2010-03-19 Michael Matz <matz@suse.de>
5898 * attribs.c (decl_attributes): When rebuilding a function pointer
5899 type use the same qualifiers as the original pointer type.
5901 2010-03-19 Martin Jambor <mjambor@suse.cz>
5903 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5904 and is_gimple_ip_invariant_address.
5906 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5909 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5911 * config/arm/arm.c (arm_override_options): Turn off
5912 flag_dwarf2_cfi_asm for AAPCS variants.
5914 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5917 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5918 Use PRE_MODIFY instead of PRE_DEC.
5919 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5920 (vfp_emit_fstmd): Likewise.
5922 2010-03-19 Michael Matz <matz@suse.de>
5925 * builtins.c (expand_builtin_interclass_mathfn,
5926 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5929 2010-03-19 Richard Guenther <rguenther@suse.de>
5931 PR tree-optimization/43415
5932 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5933 (phi_translate_1): ... this.
5934 (phi_translate): Move all caching here. Cache all NARY
5935 and REFERENCE translations.
5937 2010-03-19 David S. Miller <davem@davemloft.net>
5939 With help from Eric Botcazou.
5940 * config/sparc/sparc.c: Include dwarf2out.h.
5941 (emit_pic_helper): Delete.
5942 (pic_helper_symbol_name): Delete.
5943 (pic_helper_emitted_p): Delete.
5944 (pic_helper_needed): New.
5945 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5946 (get_pc_thunk_name): New.
5947 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5948 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5949 Set pic_helper_needed to true. Don't call emit_pic_helper.
5950 (sparc_expand_prologue): Update load_pic_register call.
5951 (sparc_output_mi_thunk): Likewise.
5952 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5953 thunk if possible. Output CFI information as needed.
5955 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5956 Jack Howarth <howarth@bromo.med.uc.edu>
5959 * config/i386/i386.h: Fix ABI on darwin x86-32.
5961 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5963 * tree.h: Declare make_decl_rtl_for_debug.
5964 * varasm.c (make_decl_rtl_for_debug): New.
5965 * dwarf2out.c (rtl_for_decl_location): Call it.
5966 * cfgexpand.c (expand_debug_expr): Call it.
5968 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5971 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5975 * var-tracking.c (vt_init_cfa_base): Do nothing if
5976 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5978 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5981 * var-tracking.c (canonicalize_vars_star): New.
5982 (dataflow_post_merge_adjust): Use it.
5984 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5987 * var-tracking.c (non_suitable_const): New function.
5988 (add_uses): For DEBUG_INSNs with constants, don't record any
5989 value, instead just the constant value itself.
5990 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5991 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5992 (emit_notes_in_bb): Likewise.
5993 (emit_note_insn_var_location): For onepart variables if
5994 cur_loc is a VOIDmode constant, use DECL_MODE.
5996 2010-03-18 Martin Jambor <mjambor@suse.cz>
5999 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6000 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6001 all non-clones. Moved call redirection...
6002 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6003 (cgraph_materialize_all_clones): Dispose of all
6004 combined_args_to_skip bitmaps.
6005 (verify_cgraph_node): Do not check for edges pointing to wrong
6006 nodes in inline clones.
6007 * tree-inline.c (copy_bb): Call
6008 cgraph_redirect_edge_call_stmt_to_callee.
6009 * ipa.c (cgraph_remove_unreachable_nodes): Call
6010 cgraph_node_remove_callees even when there are used clones.
6012 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6014 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6016 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6019 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6022 2010-03-18 Michael Matz <matz@suse.de>
6025 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6026 into sqrt(x) if we need to preserve signed zeros.
6028 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6029 Eric Botcazou <ebotcazou@adacore.com>
6031 PR rtl-optimization/43360
6032 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6033 note if we don't know its invariant status.
6035 2010-03-18 Michael Matz <matz@suse.de>
6037 PR tree-optimization/43402
6038 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6039 PHI chains of ssa names registered for update.
6041 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6044 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6045 non-offsettable and pre_modify update addressing.
6046 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6047 and "2" alternatives "#".
6048 (*movdd_softfloat32): Make all alternatives "#";
6049 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6050 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6051 (*movdf_softfloat32): Make all alternatives "#";
6052 (movdi): Use the new DIFD mode iterator to create a common splitter
6053 for movdi, movdf and movdd patterns.
6055 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6057 * common.opt (dumpdir): Remove redundant tab.
6059 2010-03-17 Martin Jambor <mjambor@suse.cz>
6061 PR tree-optimization/43347
6062 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6063 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6065 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6067 PR rtl-optimization/42216
6068 * regrename.c (create_new_chain): New function, broken out from...
6069 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6070 appending a use to an empty chain.
6071 (build_def_use): Remove previous changes that convert OP_INOUT to
6072 OP_OUT operands; instead detect the case where an OP_INOUT operand
6073 uses a previously untracked register and create an empty chain for it.
6075 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6077 * doc/extend.texi (Function Attributes): Rewrite unfinished
6078 sentence in ms_abi documentation.
6080 2010-03-17 Alan Modra <amodra@gmail.com>
6082 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6083 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6084 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6085 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6087 2010-03-16 Richard Henderson <rth@redhat.com>
6090 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6091 (lower_try_finally): Save and restore eh_seq around the expansion
6094 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6096 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6097 statements before splitting block.
6099 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6101 * doc/sourcebuild.texi (Testsuites): Fix markup.
6102 Use pathnames relative to gcc/testsuite.
6103 (Test Directives): Move description of how timeout is determined.
6104 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6105 (C Tests): Correct gcc.misc-tests directory.
6106 Framework tests now live in gcc.test-framework.
6108 2010-03-16 Richard Guenther <rguenther@suse.de>
6111 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6112 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6114 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6115 Alexandre Oliva <aoliva@redhat.com>
6117 PR tree-optimization/42917
6118 * lambda-code.c (remove_iv): Skip debug statements.
6119 (lambda_loopnest_to_gcc_loopnest): Likewise.
6120 (not_interesting_stmt): Debug statements are not interesting.
6122 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6126 * cselib.c (cselib_preserve_constants,
6127 cfa_base_preserved_val): New static variables.
6128 (preserve_only_constants): New function.
6129 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6130 clear its REG_VALUES. If cselib_preserve_constants, don't
6131 empty the whole hash table, but preserve there VALUEs with constants,
6132 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6133 (cselib_preserve_cfa_base_value): New function.
6134 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6135 (cselib_init): Change argument to int bitfield. Set
6136 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6138 (cselib_finish): Clear cselib_preserve_constants and
6139 cfa_base_preserved_val.
6140 * cselib.h (enum cselib_record_what): New enum.
6141 (cselib_init): Change argument to int.
6142 (cselib_preserve_cfa_base_value): New prototype.
6143 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6144 * dse.c (dse_step1): Likewise.
6145 * cfgcleanup.c (thread_jump): Likewise.
6146 * sched-deps.c (sched_analyze): Likewise.
6147 * gcse.c (local_cprop_pass): Likewise.
6148 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6149 If FN is non-NULL, call the callback always and whenever it returns
6150 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6151 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6152 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6153 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6154 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6155 * var-tracking.c: Include recog.h.
6156 (bb_stack_adjust_offset): Remove.
6157 (vt_stack_adjustments): Don't call it, instead just gather the
6158 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6159 (adjust_stack_reference): Remove.
6160 (compute_cfa_pointer): New function.
6161 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6162 (struct adjust_mem_data): New type.
6163 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6165 (get_address_mode): New function.
6166 (replace_expr_with_values): Use it.
6167 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6168 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6169 (adjust_sets): Remove.
6170 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6171 Use get_address_mode.
6172 (get_adjusted_src): Remove.
6173 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6174 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6175 (add_with_sets): Don't call adjust_sets.
6176 (fp_setter, vt_init_cfa_base): New functions.
6177 (vt_initialize): Change return type to bool. Move most of pool etc.
6178 initialization to the beginning of the function from end. Pass
6179 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6180 If !frame_pointer_needed, call vt_stack_adjustment before mos
6181 vector is filled, call vt_init_cfa_base if argp/framep has been
6182 eliminated to sp. If frame_pointer_needed and argp/framep has
6183 been eliminated to hard frame pointer, set
6184 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6185 encountering fp setter in the prologue. For MO_ADJUST, call
6186 log_op_type before pusing the op into mos vector, not afterwards.
6187 Call adjust_insn before cselib_process_insn/add_with_sets,
6188 call cancel_changes (0) afterwards.
6189 (variable_tracking_main_1): Adjust for vt_initialize calling
6190 vt_stack_adjustments and returning whether it succeeded or not.
6192 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6194 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6197 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6199 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6201 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6202 drap_reg has not been set.
6204 2010-03-15 Michael Matz <matz@suse.de>
6207 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6208 use it to expand block copies.
6209 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6210 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6211 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6213 2010-03-15 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/43367
6216 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6219 2010-03-15 Richard Guenther <rguenther@suse.de>
6221 PR tree-optimization/43317
6222 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6224 2010-03-15 Martin Jambor <mjambor@suse.cz>
6226 PR tree-optimization/43141
6227 * tree-sra.c (create_abstract_origin): New function.
6228 (modify_function): Call create_abstract_origin.
6230 2010-03-15 Chris Demetriou <cgd@google.com>
6232 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6235 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6238 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6239 call insert_out_of_ssa_copy for default definitions.
6241 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6243 * graphite-clast-to-gimple.c (my_long_long): Defined.
6244 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6245 * graphite-sese-to-poly.c (my_long_long): Defined.
6246 (scop_ivs_can_be_represented): Use it.
6248 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6250 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6251 graphite-max-bbs-per-function, and loop-block-tile-size.
6252 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6254 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6256 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6258 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6259 forward declaration.
6260 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6261 (add_upper_bounds_from_estimated_nit): New.
6262 (build_loop_iteration_domains): Use it.
6264 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6266 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6268 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6271 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6272 should be an INTEGER_CST. Also handle CASE_CONVERT.
6274 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6276 * graphite.c (graphite_initialize): To bound the number of bbs per
6277 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6278 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6279 * doc/invoke.texi: Document it.
6281 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6283 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6284 * graphite-sese-to-poly.h (build_poly_scop): Same.
6286 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6288 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6289 the number of parameters in the scop. Use as an upper bound
6290 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6291 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6292 * doc/invoke.texi: Document it.
6294 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6296 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6297 * doc/c-tree.texi: Remove.
6298 * doc/generic.texi: Merge c-tree.texi here.
6299 * doc/gccint.texi (Trees): Remove menu entry.
6300 (c-tree.texi): Remove @include.
6301 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6302 * doc/languages.texi (Reading RTL): Ditto.
6304 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6307 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6309 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6312 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6313 code added to work around reload clobbering CONST insns.
6315 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6317 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6318 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6319 (cselib_preserve_only_values): Remove retain argument, don't
6320 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6321 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6322 * var-tracking.c (micro_operation): Move insn field before union.
6323 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6324 (struct variable_tracking_info_def): Remove n_mos field, change
6325 mos into a vector of micro_operations.
6326 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6327 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6328 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6329 changing into a vector.
6330 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6331 come before all other uops generated by add_stores.
6332 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6334 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6335 a vector. Run just one pass over the bbs instead of separate counting
6336 and computation phase.
6337 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6340 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6341 into *nonlocalized_list vector.
6342 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6343 even if origin is non-NULL.
6344 (gen_variable_die): Likewise.
6345 (process_scope_var): Don't change origin.
6346 (gen_decl_die): Likewise.
6347 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6348 before adding new edges instead of after it, fix moving over
6351 2010-03-11 David S. Miller <davem@davemloft.net>
6353 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6355 * configure: Rebuild.
6357 2010-03-11 Martin Jambor <mjambor@suse.cz>
6359 PR tree-optimization/43257
6360 * tree.c (assign_assembler_name_if_neeeded): New function.
6361 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6363 * tree.h (assign_assembler_name_if_neeeded): Declare.
6364 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6365 the function if needed.
6367 2010-03-11 Chris Demetriou <cgd@google.com>
6369 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6370 include/stdint-gcc.h, and include/stdint.h world-readable.
6372 2010-03-11 Richard Guenther <rguenther@suse.de>
6374 PR tree-optimization/43255
6375 * tree-vrp.c (process_assert_insertions_for): Do not insert
6376 asserts for trivial conditions.
6378 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6380 PR tree-optimization/43280
6381 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6382 generation. Move calculation of size out of the if branch.
6383 (find_bswap): Modify compare number generation.
6385 2010-03-11 Richard Guenther <rguenther@suse.de>
6388 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6389 (input_gimple_stmt): Fixup handled component types during
6390 operand read. Also fix up decls in ADDR_EXPRs.
6392 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6394 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6395 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6397 2010-03-10 Jan Hubicka <jh@suse.cz>
6400 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6401 * varasm.c (get_variable_section): Don't do that here...
6402 (make_decl_rtl): ... and here.
6403 (do_assemble_alias): Produce decl RTL.
6404 (assemble_alias): Likewise.
6406 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6409 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6410 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6412 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6413 (based_loc_descr): Only express drap or vdrap regno based expressions
6414 using DW_OP_fbreg when not optimizing.
6415 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6416 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6417 REG_CFA_SET_VDRAP note.
6419 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6421 PR tree-optimization/43236
6422 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6423 error in calculation of base address in reverse iteration case.
6424 (generate_builtin): Take number of latch executions if the statement
6427 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6430 * tree-eh.c: Include pointer-set.h.
6431 (lower_eh_dispatch): Filter out duplicate case labels and
6432 remove the unneeded edge when the label is unused. Return
6433 true when some edges are removed.
6434 (execute_lower_eh_dispatch): When any lowering resulted in
6435 removing an edge, also delete unreachable blocks.
6437 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6440 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6441 UNSPEC_MACHOPIC_OFFSET.
6443 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6446 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6447 (m68k_delegitimize_address): New function.
6449 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6452 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6455 * var-tracking.c (adjust_sets): New function.
6456 (count_with_sets, add_with_sets): Use it.
6457 (get_adjusted_src): New inline function.
6458 (add_stores): Use it.
6461 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6462 call cselib_dummy_expand_value_rtx_cb instead of
6463 cselib_expand_value_rtx_cb.
6466 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6467 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6468 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6469 and .cfi_endproc around the pic thunks.
6470 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6471 all queued unwind info register saves are saved before the call.
6472 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6473 considered as sp-=4 for unwind info and the pop as sp+=4 which
6474 also clobbers dest, but doesn't actually restore it.
6477 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6478 RTX_FRAME_RELATED_P.
6480 2010-03-09 Jie Zhang <jie@codesourcery.com>
6482 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6483 whitespaces in output template.
6485 2010-03-09 Jie Zhang <jie@codesourcery.com>
6487 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6490 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6492 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6493 builtins.exp in a separate job.
6495 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6497 * graphite-sese-to-poly.c (add_param_constraints): Use
6498 lower_bound_in_type and upper_bound_in_type.
6500 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6502 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6503 instead of unsigned_type_node.
6505 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6506 Reza Yazdani <reza.yazdani@amd.com>
6509 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6510 on pointer type parameters.
6512 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6516 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6517 handle conversions from pointer to integers.
6518 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6519 induction variable, to be able to work with code generated by CLooG.
6520 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6521 (build_poly_scop): Bail out if we cannot codegen a loop.
6523 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6525 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6526 code generation with gloog_error.
6528 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6530 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6531 Call fold_convert on all the returned values.
6532 (expand_scalar_variables_expr): Pass to
6533 expand_scalar_variables_ssa_name the type of the resulting expression.
6535 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6537 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6538 ppl_min_for_le_pointset.
6539 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6540 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6542 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6544 * graphite-dependences.c (map_into_dep_poly): Removed.
6545 (dependence_polyhedron_1): Use combine_context_id_scat.
6547 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6549 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6550 (struct poly_bb): Same.
6551 (combine_context_id_scat): New.
6553 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6556 * sese.c (name_defined_in_loop_p): Return false for default
6559 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6561 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6562 and clean up the logic.
6564 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6566 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6569 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6571 * var-tracking.c (remove_cselib_value_chains): Define only for
6573 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6574 delete_slot_part, emit_notes_for_differences_1): Don't call
6575 remove_cselib_value_chains here.
6576 (set_slot_part, emit_notes_for_differences_2): Don't call
6577 add_cselib_value_chains here.
6578 (preserved_values): New vector.
6579 (preserve_value): New function.
6580 (add_uses, add_stores, vt_add_function_parameters): Use it
6581 instead of cselib_preserve_value.
6582 (changed_values_stack): New vector.
6583 (check_changed_vars_0): New function.
6584 (check_changed_vars_1, check_changed_vars_2): Use it.
6585 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6586 changed_values_stack VALUEs.
6587 (vt_emit_notes): For all preserved_values call
6588 add_cselib_value_chains. If ENABLE_CHECKING call
6589 remove_cselib_value_chains before verifying value_chains is empty.
6590 Initialize and free changed_values_stack.
6591 (vt_initialize): Initialize preserved_values.
6592 (vt_finalize): Free preserved_values.
6594 2010-03-08 Richard Guenther <rguenther@suse.de>
6596 PR tree-optimization/43269
6597 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6600 2010-03-08 Martin Jambor <mjambor@suse.cz>
6602 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6603 (ipa_is_param_called): Removed.
6604 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6605 (ipa_print_node_params): Do not print the called flag.
6606 (ipa_write_node_info): Do not stream the called flag.
6607 (ipa_read_node_info): Likewise.
6609 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6612 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6613 * cselib.c (struct expand_value_data): Add dummy field.
6614 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6616 (cselib_dummy_expand_value_rtx_cb): New function.
6617 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6619 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6620 * var-tracking.c: Include pointer-set.h.
6621 (variable): Change n_var_parts to char from int. Add
6622 cur_loc_changed and in_changed_variables fields.
6623 (variable_canonicalize): Remove.
6624 (shared_var_p): New inline function.
6625 (unshare_variable): Maintain cur_loc_changed and
6626 in_changed_variables fields. If var was in changed_variables,
6627 replace it there with new_var. Just copy cur_loc instead of
6628 resetting it to something else.
6629 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6630 (dataflow_set_union): Don't call variable_canonicalize.
6631 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6632 of their DEBUG_EXPR_TREE_DECLs.
6633 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6634 and in_changed_variables and cur_loc_changed is false.
6635 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6636 and cur_loc_changed. Don't update cur_loc here.
6637 (variable_merge_over_src): Don't call variable_canonicalize.
6638 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6639 removing loc that is equal to cur_loc, clear cur_loc,
6640 set cur_loc_changed and ensure variable_was_changed is called.
6641 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6642 compare pointers in cur_loc check, if it is equal to loc,
6643 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6644 (variable_different_p): Remove compare_current_location argument,
6645 don't compare cur_loc.
6646 (dataflow_set_different_1): Adjust variable_different_p caller.
6647 (variable_was_changed): If dv had some var in changed_variables
6648 already, reset in_changed_variables flag for it and propagate
6649 cur_loc_changed over to the new variable. On empty var
6650 always set cur_loc_changed. Set in_changed_variables on whatever
6651 var is added to changed_variables.
6652 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6653 Use shared_var_p. When removing loc that is equal to cur_loc,
6654 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6655 end, don't set it to something else, just call variable_was_changed.
6656 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6657 loc being removed, clear cur_loc and set cur_loc_changed.
6658 Set cur_loc_changed if all locations have been removed.
6659 (struct expand_loc_callback_data): New type.
6660 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6661 allocated. Always create SUBREGs if simplify_subreg failed.
6662 Prefer to use cur_loc, when that fails and still in
6663 changed_variables (and seen first time) recompute it. Set
6664 cur_loc_changed of variables which had to change cur_loc and
6665 compute elcd->cur_loc_changed if any of the subexpressions used
6666 had to change cur_loc.
6667 (vt_expand_loc): Adjust to pass arguments in
6668 expand_loc_callback_data structure.
6669 (vt_expand_loc_dummy): New function.
6670 (emitted_notes): New variable.
6671 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6672 that weren't used for any other decl in current
6673 emit_notes_for_changes call call vt_expand_loc_dummy to update
6674 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6675 first loc_chain location if NULL before. Always use just
6676 cur_loc instead of first loc_chain location. When cur_loc_changed
6677 is false, when not --enable-checking=rtl just don't emit any note.
6678 When rtl checking, compute the note and assert it is the same
6679 as previous note. Clear cur_loc_changed and in_changed_variables
6680 at the end before removing from changed_variables.
6681 (check_changed_vars_3): New function.
6682 (emit_notes_for_changes): Traverse changed_vars to call
6683 check_changed_vars_3 on each changed var.
6684 (emit_notes_for_differences_1): Clear cur_loc_changed and
6685 in_changed_variables. Recompute cur_loc of new_var.
6686 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6687 (vt_emit_notes): Initialize and destroy emitted_notes.
6689 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6691 PR rtl-optimization/42220
6692 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6693 Use verify_reg_tracked to determine if we should use OP_OUT rather
6695 (build_def_use): If we see an in-out operand for a register that we
6696 know nothing about, treat is an output if possible, fail the block if
6699 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6702 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6705 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6708 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6709 uses of relevant DEFs that are dead outside the loop too.
6711 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6713 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6715 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6717 * var-tracking.c (values_to_unmark): New variable.
6718 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6719 values_to_unmark vector. Moved body to...
6720 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6721 instead queue it into values_to_unmark vector.
6722 (vt_find_locations): Free values_to_unmark vector.
6724 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6726 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6727 (site.exp): Export them when plugins are enabled.
6729 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6732 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6734 (chrec_fold_multiply): Same.
6736 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6739 * c-decl.c (build_compound_literal): Return early if init is
6742 2010-03-04 Martin Jambor <mjambor@suse.cz>
6744 PR tree-optimization/43164
6745 PR tree-optimization/43191
6746 * tree-sra.c (type_consists_of_records_p): Reject records with
6747 zero-size bit-fields at the end.
6749 2010-03-04 Mike Stump <mikestump@comcast.net>
6751 * Makefile.in (TAGS): Remove *.y.
6753 2010-03-04 Richard Guenther <rguenther@suse.de>
6755 PR tree-optimization/40761
6756 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6758 (my_rev_post_order_compute): New function.
6759 (init_pre): Call it.
6761 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6764 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6765 decrease the cost of an IV candidate when the cost is infinite.
6767 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6769 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6770 Use '3DNow!' for the extension of that name, ensure normal space
6772 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6774 2010-03-03 Jeff Law <law@redhat.com>
6776 * PR middle-end/32693
6777 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6778 than gen_rtx_SUBREG.
6779 (extract_bit_field_1): Likewise.
6781 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6783 * doc/sourcebuild.texi (Test directives): Document that arguments
6784 include-opts and exclude-opts are now optional for dg-skip-if,
6785 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6787 2010-03-03 Jason Merrill <jason@redhat.com>
6790 * cgraph.h (varpool_node): Add extra_name field.
6791 * varpool.c (varpool_extra_name_alias): New.
6792 (varpool_assemble_decl): Emit extra name aliases.
6793 (varpool_mark_needed_node): Look past an extra name alias.
6794 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6795 * lto-streamer-in.c (lto_input_tree): Read it.
6796 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6798 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6800 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6801 (sparc*-*-solaris2*): ...this.
6803 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6806 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6807 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6808 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6809 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6812 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6813 fallthrough to default handling, just with want_address 0 instead of 2.
6814 For single element lists, add_AT_loc directly, otherwise create an
6815 artificial variable DIE and stick location list to it.
6818 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6819 (VAL_EXPR_HAS_REVERSE): Define.
6820 (reverse_op): New function.
6821 (add_stores): For reversible operations add an extra MO_VAL_USE.
6823 2010-03-02 Jason Merrill <jason@redhat.com>
6825 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6827 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6829 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6830 (sparc64-*-linux*): Likewise.
6831 (sparc64-*-solaris2*): Include assembler files before linker ones.
6832 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6833 * config/sparc/gas.h: Delete.
6834 * config/sparc/sol2-64.h: Add copyright notice.
6835 * config/sparc/sol2-gas-bi.h: Likewise.
6836 * config/sparc/sol2-gld.h: Likewise.
6837 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6838 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6839 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6840 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6841 (sparc_elf_asm_named_section): Rename into...
6842 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6844 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6846 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6848 2010-03-02 Jeff Law <law@redhat.com>
6851 * reload1.c (rtx_p, substitute_stack): Declare.
6852 (substitute): Record addresses of changed rtxs.
6853 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6854 Restore the original rtx when complete.
6855 (reload): Free subsitute_stack when complete.
6857 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6859 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6860 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6862 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6863 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6864 Torture Tests): Change from subsection to section.
6866 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6867 Steven Bosscher <steven@gcc.gnu.org>
6869 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6872 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6875 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6876 the assignment from the new induction variable to the assignment
6877 of the value from the original loop PHI function.
6879 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6880 Daniel Jacobowitz <dan@codesourcery.com>
6882 * doc/sourcebuild.texi (Test directives): Clarify options to
6885 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6887 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6888 Disable cfi directives unless GCC and gas agree on using read-only
6889 .eh_frame sections for 64-bit.
6890 * configure: Regenerate.
6892 2010-03-01 Richard Guenther <rguenther@suse.de>
6894 PR tree-optimization/43220
6895 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6896 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6898 2010-03-01 Richard Guenther <rguenther@suse.de>
6899 Martin Jambor <mjambor@suse.cz>
6902 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6903 gimplified parameters.
6905 2010-03-01 Christian Bruel <christian.bruel@st.com>
6907 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6909 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6911 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6913 2010-03-01 Richard Guenther <rguenther@suse.de>
6916 * expr.c (expand_assignment): Use the alias-oracle to tell
6917 if the rhs aliases the result decl.
6919 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6922 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6923 to sol_gt_pch_get_address.
6924 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6925 64-bit, SPARC and x86.
6926 (sol_gt_pch_get_address): New function.
6928 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6930 * toplev.h (inform_n, error_n): Declare.
6931 * diagnostic.c (inform_n, error_n): New function.
6933 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6935 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6936 has no rtl yet when processing local_decls, queue it and recheck
6937 if deferred stack allocation hasn't assigned it rtl.
6939 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6941 * config/sh/sh.c (unspec_bbr_uid): New.
6942 (gen_block_redirect): Use it instead of INSN_UID.
6943 (gen_far_branch): Likewise.
6945 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6947 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6948 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6950 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6952 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6953 (Warning Options): -Wno-conversion-null is valid for
6954 Objective-C++ as well.
6955 * doc/tm.texi (Named Address Spaces): Likewise.
6956 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6957 * doc/tree-ssa.texi (Tree SSA): Likewise.
6959 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6962 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6963 by default. Don't set the default arch for
6964 i[34567]86-*-darwin*|x86_64-*-darwin*.
6966 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6969 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6970 default. Set the default 32bit/64bit archs with $with_arch
6971 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6973 2010-02-27 Richard Guenther <rguenther@suse.de>
6975 PR tree-optimization/43186
6976 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6977 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6978 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6979 unroller iterations.
6981 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6983 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6984 required and i[34567]86-*-* targets don't support 64bit ISA.
6986 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6989 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6992 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6994 * config.gcc: Set the default arch at least to Prescott for
6995 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6996 if SSE math is enabled.
6998 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7000 * diagnostic.c (diagnostic_initialize): Update.
7001 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7003 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7004 (diagnostic_inhibit_notes): New.
7005 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7007 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7010 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7011 * doc/standards.texi: Likewise.
7012 * doc/extend.texi: Likewise.
7013 * doc/trouble.texi: Likewise.
7014 * doc/cppopts.texi: Likewise.
7015 * doc/install.texi: Likewise.
7016 * c.opt (std=c90,std=gnu90): New options.
7017 * c-opts.c (c_common_handle_option): Handle them.
7019 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7022 * c-decl.c (undeclared_variable): Use an informative note.
7024 2010-02-26 Richard Guenther <rguenther@suse.de>
7026 PR tree-optimization/43186
7027 * gimple.h (gimple_fold): Remove.
7028 * gimple.c (gimple_fold): Remove. Inline into single user ...
7029 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7030 Try harder for conditions.
7032 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7035 * function.c (used_types_insert): Don't skip through named pointer
7036 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7037 and it is different from the main variant's type.
7039 2010-02-26 Nick Clifton <nickc@redhat.com>
7041 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7043 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7045 * config.gcc: Support --with-fpmath=sse for x86.
7047 * config/i386/ssemath.h: New.
7049 * doc/install.texi (--with-fpmath=sse): Documented.
7051 2010-02-26 Richard Guenther <rguenther@suse.de>
7053 PR tree-optimization/43188
7054 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7055 vector types of over-aligned element type.
7057 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7060 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7061 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7063 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7065 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7067 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7069 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7070 * var-tracking.c: Include diagnostic.h.
7071 (debug_dv): New function.
7072 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7075 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7076 (add_value_chain, add_value_chains, remove_value_chain,
7077 remove_value_chains): Handle DEBUG_EXPRs.
7078 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7081 * regcprop.c (struct queued_debug_insn_change): New type.
7082 (struct value_data_entry): Add debug_insn_changes field.
7083 (struct value_data): Add n_debug_insn_changes field.
7084 (debug_insn_changes_pool): New variable.
7085 (free_debug_insn_changes, apply_debug_insn_changes,
7086 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7087 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7088 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7090 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7092 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7093 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7094 changes, call cprop_find_used_regs via note_stores.
7095 (copyprop_hardreg_forward): When copying vd from predecessor
7096 which has any queued DEBUG_INSN changes, make sure the pointers are
7097 cleared. At the end call df_analyze and then if there are any
7098 DEBUG_INSN changes queued at the end of some basic block for still
7099 live registers, apply them.
7100 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7102 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7104 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7107 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7109 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7110 targets. Set the default with_cpu/with_arch from arch/cpu.
7111 Allow x86-64 and native for with_cpu/with_arch.
7113 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7115 * ebitmap.c: Change calls to verify_popcount with calls to
7116 sbitmap_verify_popcount.
7117 (ebitmap_clear_bit): Fixed map->cacheindex test and
7118 map>cache update when bit clearing results in an empty
7121 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7124 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7125 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7126 and support both V2DF and V2DI modes.
7127 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7128 support both V2DF and V2DI modes.
7129 (general): Delete trailing whitespace from a few patterns.
7131 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7132 V2DF/V2DI interleave high/low builtins.
7134 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7137 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7138 interleave high/low functions.
7140 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7142 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7143 #pragma extern_prefix.
7145 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7148 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7149 BLKmode, assert op0 is a MEM and just adjust its mode.
7152 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7153 if bitpos isn't multiple of mode's bitsize.
7155 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7157 * c.opt (-ftemplate-depth=): New.
7158 (-ftemplate-depth-): Deprecate.
7159 * optc-gen.awk: Handle -ftemplate-depth=.
7160 * opth-gen.awk: Likewise.
7161 * c-opts.c (c_common_handle_option): Likewise.
7162 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7164 2010-02-24 Jason Merrill <jason@redhat.com>
7166 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7168 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7170 * cfg.c (alloc_aux_for_block): Remove inline.
7171 (alloc_aux_for_edge): Likewise.
7173 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7175 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7177 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7179 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7180 * config/i386/sol2-gas.h: New file.
7181 * config.gcc (i[34567]86-*-solaris2*): Use it.
7183 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7186 * c-typeck.c (ep_convert_and_check): New.
7187 (build_conditional_expr): Use it.
7188 (build_binary_op): Likewise.
7190 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7192 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7195 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7196 bounds even for -O+.
7197 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7198 expr needs to have DECL_NAME set.
7200 2010-02-24 Nick Clifton <nickc@redhat.com>
7202 * config/mep/mep.c: Include gimple.h.
7203 (mep_function_uses_sp): Delete unused function.
7204 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7205 parameters. Use unsigned integers to count args. Return a
7206 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7208 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7211 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7212 greater or equal to nelt instead of 2 * nelt.
7213 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7216 2010-02-23 Jason Merrill <jason@redhat.com>
7219 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7220 in cfun->local_decls even if they have register types.
7223 * stor-layout.c (place_field): Don't warn about unnecessary
7224 DECL_PACKED if the type is packed.
7226 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7229 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7230 GOTOFF relocs, even when the base reg isn't pic pointer.
7232 2010-02-23 Michael Matz <matz@suse.de>
7235 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7236 (expand_gimple_basic_block): Generate and use debug temps if there
7237 are debug uses left after the last real use of TERed ssa names.
7238 Unlink debug immediate uses when they are expanded.
7240 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7243 * config/i386/i386.c (override_options): Reorganise to provide
7244 better error messages.
7246 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7249 * graphite-scop-detection.c (create_single_exit_edge): Move
7250 the call to find_single_exit_edge to....
7251 (create_sese_edges): ...here. Don't handle multiple edges
7252 exiting the function.
7253 (build_graphite_scops): Don't handle multiple edges
7254 exiting the function.
7256 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7259 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7260 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7262 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7265 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7267 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7270 * c-typeck.c (convert_arguments): Print declaration location.
7271 * c-common.c (validate_nargs): Rename as
7272 builtin_function_validate_nargs.
7273 (check_builtin_function_arguments): Update.
7275 2010-02-22 Richard Guenther <rguenther@suse.de>
7278 * tree-inline.c (declare_return_variable): Use the type of
7279 the call stmt lhs if available.
7281 2010-02-22 Duncan Sands <baldrick@free.fr>
7283 * passes.c (register_pass): Always consider all pass lists when
7284 ref_pass_instance_number is zero.
7286 2010-02-22 Richard Guenther <rguenther@suse.de>
7288 PR tree-optimization/42749
7289 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7290 parameter. Do arithmetic in the original type.
7291 (update_accumulator_with_ops): Likewise.
7292 (adjust_accumulator_values): Adjust.
7294 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7296 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7297 (QI to BLKmode splitter): New splitter.
7299 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7301 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7302 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7304 2010-02-22 Richard Guenther <rguenther@suse.de>
7306 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7308 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7310 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7311 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7312 ($(T)crti.o, $(T)crtn.o): Remove rules.
7314 2010-02-21 Tobias Burnus <burnus@net-b.de>
7317 * doc/invoke.texi (-fassociative-math): Document that this
7318 option is automatically enabled for Fortran.
7320 2010-02-20 David S. Miller <davem@davemloft.net>
7322 * configure.ac: Test if linker and assembler properly support
7323 GOTDATA_OP relocations.
7324 * configure: Rebuild.
7325 * config.in: Likewise.
7326 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7327 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7328 (movsi_high_pic): Likewise.
7329 (movdi_lo_sum_pic): Likewise.
7330 (movdi_high_pic): Likewise.
7331 (movsi_pic_gotdata_op): New pattern.
7332 (movdi_pic_gotdata_op): Likewise.
7333 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7334 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7336 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7339 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7340 attribute to ssemul.
7341 (xop_mulv2div2di3_high): Ditto.
7343 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7346 * c.opt (Wconversion-null): New option.
7347 * doc/invoke.texi (Wconversion-null): Document.
7349 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7351 * common.opt (Wlarger-than-): Add Undocumented.
7353 2010-02-19 Mike Stump <mikestump@comcast.net>
7355 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7357 2010-02-19 Jason Merrill <jason@redhat.com>
7360 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7361 * configure: Likewise.
7363 2010-02-20 Alan Modra <amodra@gmail.com>
7366 * cgraph.h (cgraph_make_decl_local): Declare.
7367 * cgraph.c (cgraph_make_decl_local): New function.
7368 (cgraph_make_node_local): Use it.
7369 * cgraphunit.c (cgraph_function_versioning): Likewise.
7370 * ipa.c (function_and_variable_visibility): Likewise.
7372 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7375 * except.c (sjlj_emit_function_enter): Don't call
7376 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7378 * rtl.h (add_reg_br_prob_note): Remove prototype.
7380 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7383 * c-common.c (conversion_warning): Remove widening conversions
7384 before checking the conversion of integers to reals.
7386 2010-02-19 Mike Stump <mikestump@comcast.net>
7389 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7392 * cgraphunit.c (process_function_and_variable_attributes): Check
7393 DECL_PRESERVE_P instead of looking up attribute "used".
7394 * ipa-pure-const.c (check_decl): Likewise.
7395 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7396 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7397 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7398 instead of attribute "used".
7399 * config/sol2-c.c (solaris_pragma_init): Likewise.
7400 (solaris_pragma_fini): Likewise.
7402 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7404 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7405 Use XCNEW instead of xcalloc.
7406 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7407 XNEW instead of xmalloc.
7408 (get_fields): Use XNEWVEC instead of xmalloc.
7411 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7412 populate vars array.
7413 (create_new_general_access): For debug stmts just reset value.
7414 (get_stmt_accesses): For accesses within debug stmts just record them
7415 using add_access_to_acc_sites instead of preventing the peeling or
7416 counting them as accesses.
7419 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7421 2010-02-19 Richard Guenther <rguenther@suse.de>
7423 PR tree-optimization/42916
7424 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7427 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7429 * configure.ac: Replace all uses of changequote in macro arguments
7430 with proper quoting.
7432 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7435 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7437 2010-02-19 Richard Guenther <rguenther@suse.de>
7439 PR tree-optimization/42944
7440 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7441 test for aliasing with errno.
7443 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7446 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7447 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7448 * dojump.c: Include output.h.
7449 (inv): New inline function.
7450 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7451 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7452 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7453 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7454 argument, pass it down to other calls.
7455 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7456 add REG_BR_PROB note to the conditional jump.
7457 * cfgexpand.c (add_reg_br_prob_note): Removed.
7458 (expand_gimple_cond): Don't call it, add the probability
7459 as last argument to jumpif_1/jumpifnot_1.
7460 * Makefile.in (dojump.o): Depend on output.h.
7461 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7463 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7464 * stmt.c (do_jump_if_equal): Likewise.
7465 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7466 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7467 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7469 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7470 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7471 jumpifnot_1 callers.
7472 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7474 (store_expr): Adjust jumpifnot caller.
7475 (store_constructor): Adjust jumpif caller.
7478 * gimplify.c (gimple_boolify): For __builtin_expect call
7479 gimple_boolify also on its first argument.
7481 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7483 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7485 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7486 * configure: Regenerated.
7488 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7490 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7491 lang_hooks.types_compatible_p instead of comptypes.
7493 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7495 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7496 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7497 if __prefer_thumb__ is defined.
7499 2010-02-18 Martin Jambor <mjambor@suse.cz>
7501 PR tree-optimization/43066
7502 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7503 array with zero-sized element type.
7505 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7507 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7508 rtx, allocate struct var_loc_node here and return it to the
7509 caller, and only if it is actually needed.
7510 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7511 move it earlier and return immediately if it returns NULL.
7513 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7515 * config/sparc/gas.h: New file. Restore
7516 TARGET_ASM_NAMED_SECTION to its ELF default.
7517 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7519 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7520 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7521 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7522 after sparc/sysv4.h.
7524 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7526 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7528 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7530 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7531 patterns from predicated pattern.
7533 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7536 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7537 for insn mnemonic suffix.
7539 2010-02-17 Richard Guenther <rguenther@suse.de>
7541 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7544 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7547 * caller-save.c (save_call_clobbered_regs): If BB ends with
7548 a DEBUG_INSN, move any notes in between last real insn and the last
7549 DEBUG_INSN after the last DEBUG_INSN.
7551 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7553 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7554 Fix return type. Fix argument type. Explain meaning of return value.
7556 2010-02-16 Richard Guenther <rguenther@suse.de>
7558 PR tree-optimization/41043
7559 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7560 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7562 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7564 2010-02-16 Ira Rosen <irar@il.ibm.com>
7566 PR tree-optimization/43074
7567 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7568 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7569 vectorizable cycles in hybrid SLP check.
7570 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7572 2010-02-16 Richard Guenther <rguenther@suse.de>
7574 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7575 (true_dependence): If memrefs_conflict_p computes must-alias
7576 trust it. Move TBAA check after offset-based disambiguation.
7577 (canon_true_dependence): Likewise.
7579 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7581 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7582 * doc/invoke.texi: Document it.
7583 * var-tracking.c: Include toplev.h and params.h.
7584 (vt_find_locations): Return bool indicating success. Compute
7585 hash sizes unconditionally. Check new parameter, report.
7586 (variable_tracking_main_1): Check vt_find_locations results and
7587 retry. Renamed from...
7588 (variable_tracking_main): ... this. New wrapper to preserve
7589 flag_var_tracking_assignments.
7590 * Makefile.in (var-tracking.o): Adjust dependencies.
7592 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7593 Jakub Jelinek <jakub@redhat.com>
7596 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7597 if weak_import attribute is present.
7598 * config/darwin.c (machopic_select_section): Likewise.
7600 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7602 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7603 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7604 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7605 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7607 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7610 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7613 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7614 Rewrite text to refer to the names.
7616 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7618 * config/i386/i386-builtin-types.def
7619 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7620 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7621 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7622 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7623 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7624 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7625 IX86_BUILTIN_VPERMIL2PS256.
7626 (MULTI_ARG_4_DF2_DI_I): Defined.
7627 (MULTI_ARG_4_DF2_DI_I1): Defined.
7628 (MULTI_ARG_4_SF2_SI_I): Defined.
7629 (MULTI_ARG_4_SF2_SI_I1): Defined.
7630 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7631 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7632 __builtin_ia32_vpermil2ps256.
7633 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7634 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7635 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7636 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7637 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7638 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7639 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7640 CODE_FOR_xop_vpermil2v8sf3.
7641 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7642 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7643 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7644 (_mm256_permute2_pd): New.
7645 (_mm_permute2_ps): New.
7646 (_mm256_permute2_ps): New.
7648 2010-02-15 Nick Clifton <nickc@redhat.com>
7650 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7651 boolean parameters. Use emit_jump_insn when emitting a pop
7652 instruction containing a return insn.
7653 (push): Use 'true' rather than '1' as second parameter to F.
7654 (h8300_expand_prologue): Likewise.
7655 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7656 (h8300_expand_epilogue): Likewise.
7658 2010-02-15 Richard Guenther <rguenther@suse.de>
7661 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7664 2010-02-15 Nick Clifton <nickc@redhat.com>
7666 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7669 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7671 * intl.c (fake_ngettext): New function.
7672 * intl.h (fake_ngettext): Declare.
7673 (ngettext): Define macro.
7674 * collect2.c (notice_translated): New function.
7675 (main): Use notice_translated and ngettext.
7676 * collect2.h (notice_translated): Declare.
7678 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7680 * reorg.c (delete_computation): Comment fixes.
7681 * caller-save.c (setup_save_areas): Idem.
7682 * sel-sched-dump.c (dump_lv_set): Idem.
7685 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7687 * config/s390/s390.c (s390_sched_init): New function.
7688 (TARGET_SCHED_INIT): Target hook defined.
7690 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7691 Jack Howarth <howarth@bromo.med.uc.edu>
7692 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7695 Partial revert of unintended change in fix for PR41605.
7696 * config/darwin.h: Fix typo.
7697 * config/darwin9.h: Same.
7699 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7701 * c-pch.c (pch_init): Clear v.
7703 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7706 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7707 graphite_can_represent_init for MULT_EXPR.
7709 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7713 * graphite-sese-to-poly.c (remove_phi): New.
7714 (translate_scalar_reduction_to_array): Call remove_phi.
7716 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7719 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7720 * graphite-clast-to-gimple.h (gloog): Update declaration.
7721 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7722 * graphite-poly.h (struct poly_bb): Add missing comments.
7723 (struct scop): Add poly_scop_p field.
7725 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7726 * graphite.c (graphite_transform_loops): Build the polyhedral
7727 representation for each scop before code generation.
7728 * sese.c (rename_variables_in_operand): Removed.
7729 (rename_variables_in_expr): Return the renamed expression.
7730 (rename_sese_parameters): New.
7731 * sese.h (rename_sese_parameters): Declared.
7733 2010-02-11 Richard Guenther <rguenther@suse.de>
7735 PR tree-optimization/42998
7736 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7737 POINTER_PLUS_EXPR properly.
7739 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7740 Changpeng Fang <changpeng.fang@amd.com>
7743 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7744 the cost of an IV candidate when the IV is used in a test against zero.
7746 * gcc.dg/tree-ssa/ivopts-3.c: New.
7748 2010-02-11 Richard Guenther <rguenther@suse.de>
7751 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7752 pointer-vs-decl case by swapping refs. Handle some cases
7753 of pointer-vs-decl disambiguations more conservatively.
7754 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7755 to false after expanding.
7757 2010-02-11 Richard Guenther <rguenther@suse.de>
7760 * gcc.c (process_command): Handle LTO file@offset case more
7763 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7765 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7766 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7768 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7770 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7771 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7772 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7773 Optimize eq/ne comparisons when both arguments are known to be
7775 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7776 Don't mask operands unnecessarily if they are known to be already
7779 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7781 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7784 2010-02-10 Richard Guenther <rguenther@suse.de>
7786 PR tree-optimization/43017
7787 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7788 for wrapping signed arithmetic.
7790 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7793 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7794 if no debug info should be emitted for it.
7796 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7798 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7799 note when flag_exceptions is set.
7801 2010-02-10 Duncan Sands <baldrick@free.fr>
7803 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7805 2010-02-10 Richard Guenther <rguenther@suse.de>
7808 * tree.c (get_unwidened): Handle constants.
7809 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7811 2010-02-10 Martin Jambor <mjambor@suse.cz>
7814 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7815 check for variable argument counts independently.
7817 2010-02-10 Christian Bruel <christian.bruel@st.com>
7820 * config/sh/sh.c (find_barrier): Increase length for non delayed
7821 conditional branches.
7823 2010-02-10 Christian Bruel <christian.bruel@st.com>
7825 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7827 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7829 * builtins.c (set_builtin_user_assembler_name): Also handle
7830 ffs if int is smaller than word.
7832 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7835 * ira-conflicts.c (get_dup): Remove.
7836 (process_reg_shuffles): Add new parameter. Use it as an
7837 additional guard for copy generation.
7838 (add_insn_allocno_copies): Rewrite.
7840 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7842 * common.opt (fsched2-use-traces): Preserved for backward
7844 * doc/invoke.texi: Remove the documentation about option
7845 -fsched2-use-traces.
7846 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7847 flag_sched2_use_traces.
7848 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7849 the backward compatibility flag section.
7851 2010-02-09 Richard Guenther <rguenther@suse.de>
7853 PR tree-optimization/43008
7854 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7855 make HEAP variables initialized from global memory if they
7856 are not known builtin functions.
7857 (find_func_aliases): Adjust.
7859 2010-02-09 Richard Guenther <rguenther@suse.de>
7861 PR tree-optimization/43000
7862 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7863 arithmetic manually.
7865 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7867 PR tree-optimization/42931
7868 * tree-loop-linear.c (try_interchange_loops): Don't call
7869 double_int_mul if estimated_loop_iterations failed.
7871 2010-02-08 Martin Jambor <mjambor@suse.cz>
7874 * tree-sra.c (build_accesses_from_assign): Do not mark in
7875 should_scalarize_away_bitmap if stmt has volatile ops.
7876 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7879 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7881 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7883 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7885 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7888 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7891 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7893 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7896 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7897 to unknown_dependence.
7898 (graphite_legal_transform_dr): Handle the unknown_dependence.
7899 (graphite_carried_dependence_level_k): Same.
7901 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7903 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7905 2010-02-07 Richard Guenther <rguenther@suse.de>
7908 * expr.c (get_inner_reference): Always initialize *pbitsize.
7910 2010-02-07 Richard Guenther <rguenther@suse.de>
7913 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7914 new ARRAY_REFs on variable size element or minimal index arrays.
7916 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7917 gimple_fold_indirect_ref.
7919 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7922 * arm.c (arm_override_options): Just return if the user has specified
7923 an invalid fpu name.
7925 2010-02-03 Jason Merrill <jason@redhat.com>
7928 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7929 i386_pe_maybe_record_exported_symbol.
7931 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7934 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7935 (pa_delegitimize_address): New function.
7937 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7939 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7940 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7942 2010-02-05 Richard Guenther <rguenther@suse.de>
7945 * lto-streamer-in.c (get_resolution): Deal with references
7946 to undefined functions.
7948 2010-02-05 Richard Guenther <rguenther@suse.de>
7950 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7951 (fold_const_aggregate_ref): Likewise.
7952 (ccp_fold_stmt): Substitute loads.
7953 (maybe_fold_reference): Verify types before substituting.
7955 (fold_gimple_assign): Unshare properly.
7956 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7958 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7960 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7961 for rs6000_gen_cell_microcode.
7963 2010-02-04 Richard Guenther <rguenther@suse.de>
7965 PR rtl-optimization/42952
7966 * dse.c (const_or_frame_p): Remove MEM handling.
7968 2010-02-04 Nick Clifton <nickc@redhat.com>
7970 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7971 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7972 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7973 (mn10300_asm_output_mi_thunk): New function.
7974 (mn10300_can_output_mu_thunk): New function.
7975 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7976 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7977 (FUNCTION_ARG): Delete incorrect comment.
7979 2010-02-03 Jason Merrill <jason@redhat.com>
7982 * fold-const.c (operand_equal_p): Handle erroneous types.
7984 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7986 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7988 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7990 PR rtl-optimization/42941
7991 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7994 2010-02-03 Jason Merrill <jason@redhat.com>
7997 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7999 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8002 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8003 (cselib_reset_table): Renamed from...
8004 (cselib_reset_table_with_next_value): ... this.
8005 (cselib_get_next_uid): Renamed from...
8006 (cselib_get_next_unknown_value): ... this.
8007 * cselib.c (next_uid): Renamed from...
8008 (next_unknown_value): ... this.
8009 (cselib_clear_table): Adjust.
8010 (cselib_reset_table): Adjust. Renamed from...
8011 (cselib_reset_table_with_next_value): ... this.
8012 (cselib_get_next_uid): Adjust. Renamed from...
8013 (cselib_get_next_unknown_value): ... this.
8014 (get_value_hash): Use hash.
8015 (cselib_hash_rtx): Likewise.
8016 (new_cselib_val): Adjust. Set and dump uid.
8017 (cselib_lookup_mem): Pass next_uid as hash.
8018 (cselib_subst_to_values): Likewise.
8019 (cselib_log_lookup): Dump uid.
8020 (cselib_lookup): Pass next_uid as hash. Adjust.
8021 (cselib_process_insn): Adjust.
8022 (cselib_init): Initialize next_uid.
8023 (cselib_finish): Adjust.
8024 (dump_cselib_table): Likewise.
8025 * dse.c (canon_address): Dump value uid.
8026 * print-rtl.c (print_rtx): Print value uid.
8027 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8029 (dv_uid): New function, sort of renamed from...
8030 (dv_htab_hash): ... this, reimplemented in terms of it and...
8031 (dv_uid2hash): ... this. New.
8032 (variable_htab_eq): Drop excess assertions.
8033 (tie_break_pointers): Removed.
8034 (canon_value_cmp): Compare uids.
8035 (variable_post_merge_New_vals): Print uids.
8036 (vt_add_function_parameters): Adjust.
8037 (vt_initialize): Reset table. Adjust.
8039 2010-02-03 Richard Guenther <rguenther@suse.de>
8041 PR tree-optimization/42944
8042 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8043 (call_may_clobber_ref_p_1): Likewise. Properly handle
8044 malloc and calloc clobbering errno.
8046 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8048 * doc/invoke.texi: Fix name of sched1 dump.
8050 * opts.c (decode_options): Set flag_tree_switch_conversion
8051 only conditionally on optimize >= 2.
8053 * gcse.c: Assorted comment fixes in pass description.
8055 2010-02-03 Anthony Green <green@moxielogic.com>
8057 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8058 nop padding in order to maintain alignment of storage location of
8059 target function address.
8060 (moxie_trampoline_init): Store target function address at newly
8062 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8064 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8066 2010-02-03 Richard Guenther <rguenther@suse.de>
8069 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8071 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8073 * config.gcc: Reenable check for obsolete targets.
8074 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8075 mips-sgi-irix6.[0-4]*.
8077 2010-02-02 Nick Clifton <nickc@redhat.com>
8079 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8080 constant size of 4 as being the same as 0.
8081 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8082 can take values in the range 0..4.
8084 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8087 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8088 as _darwin10_Unwind_FindEnclosingFunction().
8089 * libgcc-libsystem.ver: New.
8091 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8094 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8095 implicitly set registers.
8097 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8099 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8100 (arm_override_options): Allow automatic selection of the thread
8101 pointer register if thumb2.
8102 (legitimize_pic_address): Improve code sequences for Thumb2.
8103 (arm_call_tls_get_addr): Likewise.
8104 (legitimize_tls_address): Likewise.
8105 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8106 (pic_load_addr_32bit): ... this. New named pattern.
8107 * thumb2.md (pic_load_addr_thumb2): Delete.
8108 (pic_load_dot_plus_four): Delete.
8109 (tls_load_dot_plus_four): New named pattern.
8111 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8114 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8115 Document fix for TLS bug.
8117 2010-01-31 Richard Guenther <rguenther@suse.de>
8119 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8120 conservatively correct.
8122 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8126 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8128 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8130 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8132 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8134 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8136 * config.gcc: Adjust order of makefile fragments for mingw targets.
8138 2010-01-31 Richard Guenther <rguenther@suse.de>
8141 * gimplify.c (gimplify_init_constructor): For volatile LHS
8142 initialize a temporary.
8144 2010-01-31 Matthias Klose <doko@ubuntu.com>
8146 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8148 * configure: Regenerate.
8150 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8152 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8153 the same alias set and their sizes different constantness.
8154 (aliasing_component_refs_p): Revert 2009-10-24 change.
8156 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8158 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8161 2010-01-29 Richard Guenther <rguenther@suse.de>
8163 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8164 Assert we successfully updated the call.
8166 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8168 PR rtl-optimization/42889
8169 * df.h (df_set_bb_dirty_nonlr): New prototype.
8170 * df-core.c (df_set_bb_dirty_nonlr): New function.
8171 * df-scan.c (df_insn_rescan): Call it instead of
8172 df_set_bb_dirty for DEBUG_INSNs.
8174 2010-01-29 Richard Guenther <rguenther@suse.de>
8177 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8178 quadratic behavior in most cases.
8180 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8183 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8184 in the call to gen_x86_movsicc_0_m1.
8186 2010-01-28 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/42871
8189 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8191 2010-01-28 Richard Guenther <rguenther@suse.de>
8193 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8194 into call arguments.
8196 2010-01-28 Richard Guenther <rguenther@suse.de>
8199 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8200 the forwarder if the destination is an EH landing pad.
8202 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8204 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8205 block list passed to gimple_duplicate_sese_tail.
8206 (parallelize_loops): Avoid parallelization when the function
8208 Avoid parallelization when the preheader is IRREDUCIBLE.
8209 Try to optimize when estimated_loop_iterations_int is unresolved.
8210 Add the loop's location to the dump file.
8211 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8212 (gimple_duplicate_sese_tail): Remove the check for the latch.
8213 Redirect nexits to the exit block.
8214 Remove handling of the incoming edges to the latch.
8215 Redirect the backedge from the copied latch to the exit bb.
8217 2010-01-28 Michael Matz <matz@suse.de>
8220 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8221 Wrap force_reg into a sequence, emit it before user.
8223 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8225 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8227 (arm_legacy_rev): Likewise.
8228 (thumb_legacy_rev): Likewise.
8230 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8232 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8233 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8234 on MEM's address failed, try avoid_constant_pool_reference and
8235 recurse if it returned something different.
8236 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8237 address, try avoid_constant_pool_reference and recurse if it
8238 returned something different.
8239 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8240 address and avoid_constant_pool_reference returned something
8241 different, don't set have_address.
8243 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8246 * var-tracking.c (val_store): Add modified argument, obey it.
8248 (count_uses): Move down logging of main.
8249 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8250 don't need resolution.
8251 (emit_notes_in_bb): Likewise.
8253 2010-01-27 Richard Guenther <rguenther@suse.de>
8256 * tree-inline.c (remap_decl): Delay remapping of SSA name
8257 default definitions until we need them.
8259 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8261 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8262 (rs6000_delegitimize_address): New function.
8264 * config/s390/s390.c (s390_delegitimize_address): Call
8265 delegitimize_mem_from_attrs.
8268 * tree-inline.c (cannot_copy_type_1): Removed.
8269 (copy_forbidden): Don't forbid copying of functions containing
8270 records/unions with variable length fields.
8272 2010-01-27 Christian Bruel <christian.bruel@st.com>
8276 * config/sh/sh.c (find_barrier): Increase length for non delayed
8277 conditional branches.
8279 2010-01-27 Matthias Klose <doko@ubuntu.com>
8281 * configure.ac (gnu-unique-object): Fix ldd version check.
8282 * configure: Regenerate.
8284 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8286 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8288 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8289 Test for HAVE_GNU_AS value.
8291 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8293 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8294 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8295 INT64_TYPE): Define.
8296 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8297 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8298 INT_LEAST64_TYPE): Define.
8299 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8300 UINT_LEAST64_TYPE): Define.
8301 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8302 INT_FAST64_TYPE): Define.
8303 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8304 UINT_FAST64_TYPE): Define.
8305 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8306 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8307 (SIG_ATOMIC_TYPE): Define.
8309 2010-01-26 Richard Guenther <rguenther@suse.de>
8311 * df-scan.c (df_scan_set_bb_info): Remove assert.
8312 (df_insn_rescan_debug_internal): Merge asserts.
8313 (df_install_ref): Likewise.
8314 (df_mark_reg): Use bitmap_set_range.
8315 (df_hard_reg_used_p): Remove assert.
8316 (df_hard_reg_used_count): Likewise.
8318 2010-01-26 Richard Guenther <rguenther@suse.de>
8320 PR rtl-optimization/42685
8321 * web.c (web_main): Ignore DEBUG_INSNs.
8323 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8325 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8327 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8328 Fix types of fndecl and arglist parameters.
8330 2010-01-26 Richard Guenther <rguenther@suse.de>
8333 * tree-eh.c (unsplit_eh): Skip debug insns.
8335 2010-01-26 Richard Guenther <rguenther@suse.de>
8337 PR tree-optimization/42250
8338 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8340 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8343 * omp-low.c (expand_omp_sections): Only use single_pred if
8344 l2_bb is single_pred_p.
8346 2010-01-25 Christian Bruel <christian.bruel@st.com>
8349 * config/sh/sh.c (find_barrier): Increase length for non delayed
8350 conditional branches.
8351 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8353 2010-01-24 David S. Miller <davem@davemloft.net>
8355 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8356 define if not using GAS.
8357 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8358 Likewise. Delete SECTION_MERGE code, which is only applicable
8361 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8364 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8365 mangling of va_list in system headers.
8367 2010-01-23 Toon Moene <toon@moene.org>
8369 * tree-predcom.c (combine_chains): Return NULL, not false.
8371 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8373 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8374 initialization of variable res to agree with return type.
8376 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8378 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8379 * tree-sra.c: Add include of expr.h.
8381 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8383 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8384 insert the debug stmt on the single non-EH edge from the stmt.
8386 2010-01-22 Richard Henderson <rth@redhat.com>
8389 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8390 the RHS until after generate_subtree_copies has insertted its
8391 code before the current statement.
8393 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8395 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8397 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8399 2010-01-21 Martin Jambor <mjambor@suse.cz>
8401 PR tree-optimization/42585
8402 * tree-sra.c (struct access): New field grp_total_scalarization.
8403 (dump_access): Dump the new field.
8404 (should_scalarize_away_bitmap): New variable.
8405 (cannot_scalarize_away_bitmap): Likewise.
8406 (sra_initialize): Allocate new bitmaps.
8407 (sra_deinitialize): Free new bitmaps.
8408 (create_access_1): New function.
8409 (create_access): Parts moved to create_access_1.
8410 (type_consists_of_records_p): New function.
8411 (completely_scalarize_record): Likewise.
8412 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8413 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8414 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8416 (analyze_all_variable_accesses): Completely scalarize small eligible
8419 2010-01-21 Martin Jambor <mjambor@suse.cz>
8421 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8423 2010-01-21 Andrew Haley <aph@redhat.com>
8425 * gcc.c (process_command): Move lang_specific_driver before
8426 setting cc_libexec_prefix.
8428 2010-01-21 Richard Guenther <rguenther@suse.de>
8431 * fold-const.c (negate_expr_p): Pretend only negative
8432 real constants are easily negatable.
8434 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8435 Jason Merrill <jason@redhat.com>
8437 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8438 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8439 * calls.c (initialize argument_information): Handle it.
8440 * c-common.c (handle_transparent_union_attribute): Use new name.
8441 * c-decl.c (finish_struct): Ditto.
8442 * c-typeck.c (type_lists_compatible_p): Ditto.
8443 (convert_for_assignment): Use new name and also handle record.
8444 * function.c (aggregate_value_p): Handle it.
8445 (pass_by_reference): Ditto.
8446 (assign_parm_data_types): Ditto.
8447 * print-tree.c (print_node): Ditto.
8448 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8449 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8450 * tree.c (first_field): New fn.
8452 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8455 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8456 even when linking statically, for now.
8458 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8461 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8462 without a cselib val.
8463 (count_uses): Accept MO_VAL_SET with no val on stores.
8464 (add_stores): Likewise.
8466 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8468 * var-tracking.c (check_value_val): Add a compile time assertion.
8469 (dv_is_decl_p): Simplify.
8470 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8471 gcc_assert if ENABLE_CHECKING.
8473 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8476 * var-tracking.c: Include tree-flow.h.
8477 (mem_dies_at_call): New.
8478 (dataflow_set_preserve_mem_locs): Use it.
8479 (dataflow_set_remove_mem_locs): Likewise.
8480 (dump_var): Renamed from dump_variable. Adjust all callers.
8481 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8482 * Makefile.in (var-tracking.o): Adjust deps.
8484 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8486 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8488 2010-01-20 Richard Guenther <rguenther@suse.de>
8490 PR tree-optimization/42717
8491 * tree-ssa-dce.c (get_live_post_dom): Remove.
8492 (forward_edge_to_pdom): Take an arbitrary edge to copy
8493 degenerate PHI args from.
8494 (remove_dead_stmt): Use the first post-dominator even if it
8495 does not contain live statements as redirection destination.
8497 2010-01-20 Richard Guenther <rguenther@suse.de>
8499 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8501 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8503 * sel-sched.c (create_speculation_check): Remove set but not used
8505 (try_transformation_cache): Remove set but not used variable ds.
8506 (calculate_privileged_insns): Remove set but not used variables
8507 cur_insn and min_spec_insn.
8508 (find_best_expr): Remove set but not used variable avail_n.
8509 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8511 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8513 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8514 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8517 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8520 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8521 cpu types. Add support for *-sse3 cpu types.
8522 (x86_64-*-*): Ditto.
8524 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8527 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8528 argument, call initializer_constant_valid_p_1 instead of
8529 initializer_constant_valid_p, pass CACHE to it, return NULL
8530 immediately if first call returns NULL.
8531 (initializer_constant_valid_p_1): New function.
8532 (initializer_constant_valid_p): Use it.
8534 2010-01-20 Thomas Quinot <quinot@adacore.com>
8536 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8538 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8540 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8541 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8542 (loc_list_from_tree): Don't handle unsigned division. Handle
8543 signed modulo using DW_OP_{over,over,div,mul,minus}.
8544 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8545 modulo instead of signed.
8547 2010-01-20 DJ Delorie <dj@redhat.com>
8549 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8551 (h8300_emit_stack_adjustment): Propogate it.
8553 (h8300_expand_prologue): Likewise.
8554 (h8300_expand_epilogue): Likewise.
8556 2010-01-19 Michael Matz <matz@suse.de>
8558 PR tree-optimization/41783
8559 * tree-data-ref.c (toplevel): Include flags.h.
8560 (dump_data_dependence_relation): Also dump the inputs if the
8561 result will be unknown.
8562 (split_constant_offset_1): Look through some conversions.
8563 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8564 the offset from last element is too large.
8565 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8566 (reassociate_to_the_same_stmt): Handle vector registers.
8567 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8569 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8570 wide_prolog_niters argument, emit widening instructions.
8571 (vect_do_peeling_for_alignment): Adjust caller, use widened
8572 variant of the iteration cound.
8573 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8575 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8578 * config/arm/neon-testgen.m (emit_automatics): New parameter
8579 features. Adjust for Fixed_return_reg feature.
8580 (test_intrinsic): Call emit_automatics with new feature.
8581 * config/arm/neon.ml: Update copyright years.
8582 (features): New Fixed_return_reg feature.
8583 (ops): Update feature for Vget_low.
8585 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8587 PR tree-optimization/42719
8588 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8592 * fwprop.c (all_uses_available_at): Return false if def_set dest
8593 is a REG that is used in def_insn.
8595 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8597 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8599 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8602 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8604 * target.h (struct gcc_target) <secondary_reload>: Change type
8605 of last argument to secondary_reload_info *.
8607 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8610 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8611 memory references with unaligned offsets. Remove CQImode handling.
8612 (unaligned_memory_operand): Return 1 for memory references with
8613 unaligned offsets. Remove CQImode handling.
8615 2010-01-18 Richard Guenther <rguenther@suse.de>
8618 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8621 2010-01-18 Richard Guenther <rguenther@suse.de>
8623 PR tree-optimization/42781
8624 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8625 restrict processing only if the original variable was artificial.
8627 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8629 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8630 find number of popped argument bytes.
8632 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8633 Fix the text that describes the return value for invalid insns.
8635 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8637 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8638 Clarify what 'cost of the -dependence' is. Fix quoting.
8640 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8641 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8643 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8645 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8646 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8648 2010-01-17 Richard Guenther <rguenther@suse.de>
8651 * function.c (split_complex_args): Take a VEC to modify.
8652 (assign_parms_augmented_arg_list): Build a VEC instead of
8653 a chain of PARM_DECLs.
8654 (assign_parms_unsplit_complex): Take a VEC of arguments.
8655 Do not fixup unmodified parms.
8656 (assign_parms): Deal with the VEC.
8657 (gimplify_parameters): Likewise.
8659 2010-01-17 Richard Guenther <rguenther@suse.de>
8661 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8662 node existence check.
8663 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8664 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8665 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8666 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8667 (gimple_execute_on_growing_pred): Likewise.
8669 2010-01-17 Richard Guenther <rguenther@suse.de>
8671 PR tree-optimization/42773
8672 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8673 (compute_antic_aux): Likewise.
8674 (compute_partial_antic_aux): Likewise.
8676 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8679 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8682 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8684 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8687 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8688 Fix markup for strict argument.
8690 (TARGET_SCHED_REORDER2): Fix argument types.
8692 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8693 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8695 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8696 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8698 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8701 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8702 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8703 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8704 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8705 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8707 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8709 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8711 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8712 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8714 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8716 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8719 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8721 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8722 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8724 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8726 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8728 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8729 referring to it. Fix language.
8731 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8733 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8735 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8737 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8739 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8740 '@var{stream}. Remove stray 'and'.
8742 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8744 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8746 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8748 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8749 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8751 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8752 Fix description of return value.
8753 Rename argument "sz" to "len."
8755 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8756 Clarify meaning of 'true' return value.
8758 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8760 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8761 rep_mode versus mode_rep.
8763 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8765 (TARGET_BUILTIN_DECL): Fix name.
8767 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8769 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8771 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8773 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8775 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8777 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8780 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8781 Rename argument tm_fn to md_fn.
8783 (TARGET_OPTION_PRINT): Fix argument list.
8785 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8788 * config/i386/i386.c (ix86_fixup_binary_operands):
8789 Revert FMA4 fixup of operands.
8791 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8794 * Makefile.in (write_entries_to_file, install-plugin):
8795 Use \012 instead of \n with tr.
8797 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8799 * configure.ac (HAVE_AS_REF): New C macro.
8800 * configure: Regenerate.
8801 * config.in: Likewise.
8802 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8804 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8807 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8809 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8811 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8813 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8815 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8817 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8819 (TARGET_BINDS_LOCAL_P): Fix argument type.
8821 (TARGET_ASM_FILE_END): Use prototype.
8823 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8825 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8827 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8829 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8831 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8832 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8834 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8835 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8837 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8838 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8839 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8840 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8842 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8844 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8846 (TARGET_INIT_BUILTINS): Use prototype.
8848 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8849 Put 'const char *' in braces. Fix parameter types.
8850 (TARGET_INVALID_CONVERSION): Fix parameter types.
8851 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8852 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8854 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8857 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8859 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8861 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8863 * doc/tm.texi (TARGET_HELP): Fix return type.
8865 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8866 in braces. Fix argument types.
8868 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8870 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8872 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8874 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8875 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8877 (TARGET_MANGLE_TYPE): Fix argument types.
8879 (TARGET_IRA_COVER_CLASSES): Use prototype.
8881 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8883 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8885 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8887 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8889 (TARGET_CALLEE_COPIES): Fix argument types.
8891 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8893 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8895 (TARGET_FUNCTION_VALUE): Fix argument types.
8897 (TARGET_RETURN_IN_MSB): Fix argument type.
8899 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8901 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8903 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8905 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8906 agree with return type.
8908 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8910 2010-01-15 Jing Yu <jingyu@google.com>
8912 PR rtl-optimization/42691
8913 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8914 a pseudo to a constant and are merged, and adjust comments.
8916 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8918 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8920 2010-01-15 Richard Guenther <rguenther@suse.de>
8923 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8924 labels of computed or non-local gotos to the destination.
8925 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8926 landing pad label is the first label.
8928 2010-01-15 Richard Guenther <rguenther@suse.de>
8930 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8932 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8935 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8936 to allow generation of the xssqrtdp instruction on power7.
8937 (sqrtdf2_fpr): Ditto.
8939 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8942 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8943 functions with noreturn attribute.
8946 * varasm.c (declare_weak): Add weak attribute to decl if it
8947 doesn't have one already.
8948 (assemble_external): Only add decls to weak_decls if they also
8949 have weak attribute.
8951 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8953 * var-tracking.c (var_reg_delete): Don't delete the association
8954 between REGs and values or one-part variables if the register
8957 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8960 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8961 because its first operand is a non-localized variable.
8963 2010-01-14 Martin Jambor <mjambor@suse.cz>
8965 PR tree-optimization/42706
8966 * tree-sra.c (encountered_recursive_call): New variable.
8967 (encountered_unchangable_recursive_call): Likewise.
8968 (sra_initialize): Initialize both new variables.
8969 (callsite_has_enough_arguments_p): New function.
8970 (scan_function): Call decl and flags check only for IPA-SRA, check
8971 whether there is a recursive call and whether it has enough arguments.
8972 (all_callers_have_enough_arguments_p): New function.
8973 (convert_callers): Look for recursive calls only when
8974 encountered_recursive_call is set.
8975 (ipa_early_sra): Bail out either if
8976 !all_callers_have_enough_arguments_p or
8977 encountered_unchangable_recursive_call.
8979 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8981 * sel-sched.c: Add 2010 to copyright years.
8982 * sel-sched-ir.c: Likewise.
8983 * sel-sched-ir.h: Likewise.
8985 2010-01-14 Martin Jambor <mjambor@suse.cz>
8987 PR tree-optimization/42714
8988 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8989 constructors specially.
8991 2010-01-14 Andi Kleen <ak@linux.intel.com>
8993 * config/i386/drivers-i386.c (detect_caches_intel):
8994 Add l2sizekb parameter and fill in.
8995 (host_detect_local_cpu): Add l2sizekb, fill in.
8996 Add Atom small cache heuristic.
8998 2010-01-14 Andi Kleen <ak@linux.intel.com>
9000 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9001 Add level3 parameter and fill in.
9002 (detect_caches_intel): Handle level3 cache.
9004 2010-01-14 Andi Kleen <ak@linux.intel.com>
9006 * config/i386/drivers-i386.c (host_detect_local_cpu):
9007 Fix core duo detection.
9009 2010-01-14 Andi Kleen <ak@linux.intel.com>
9011 * config/i386/drivers-i386.c (host_detect_local_cpu):
9014 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9016 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9017 (rs6000_variable_issue_1): this. Use...
9018 (rs6000_variable_issue): here. Reimplement. Print debug info.
9020 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9022 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9023 sel_restore_notes. Update all callers. Call reemit_notes
9026 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9028 PR rtl-optimization/42246
9029 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9032 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9034 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9035 all successors is the same as number of successors in current region.
9037 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9039 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9040 to rename is not separable. Otherwise check that its LHS is not NULL.
9042 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9044 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9046 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9048 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9049 available registers when failed to discover LHS register class.
9050 Fix indentation. Update comment.
9052 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9053 Alexander Monakov <amonakov@ispras.ru>
9055 PR rtl-optimization/42389
9056 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9058 (advance_state_on_fence): Likewise.
9059 (sel_target_adjust_priority): Print debug output only when
9060 sched_verbose >= 4, not 2.
9061 (get_expr_cost): Do not issue all unique insns on the next cycle.
9062 (fill_insns): Initialize can_issue_more from the value saved
9064 * sel-sched-ir.c (flist_add): New parameter issue_more.
9065 Init FENCE_ISSUE_MORE with it.
9066 (merge_fences): Likewise.
9067 (init_fences): Update call to flist_add.
9068 (add_to_fences, add_clean_fence_to_fences)
9069 (add_dirty_fence_to_fences): Likewise.
9070 (move_fence_to_fences): Update call to merge_fences.
9071 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9073 * sel-sched-ir.h (struct _fence): New field issue_more.
9074 (FENCE_ISSUE_MORE): New accessor macro.
9076 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9078 PR rtl-optimization/42388
9079 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9080 that have no predecessors nor successors. Do not call move_bb_info
9081 for empty blocks outside of current region.
9083 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9085 PR rtl-optimization/42294
9086 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9087 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9088 originators' originators.
9090 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9092 PR rtl-optimization/39453
9093 PR rtl-optimization/42246
9094 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9096 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9098 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9099 Alexander Monakov <amonakov@ispras.ru>
9102 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9103 (maybe_tidy_empty_bb): ... here. Make static. Add new
9104 argument. Update all callers.
9105 (tidy_control_flow): ... and here. Recompute topological order
9106 of basic blocks in region if necessary.
9107 (sel_redirect_edge_and_branch): Change return type. Return true
9108 if topological order might have been invalidated.
9109 (purge_empty_blocks): Export and move from...
9110 * sel-sched.c (purge_empty_blocks): ... here.
9111 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9112 (maybe_tidy_empty_bb): Delete prototype.
9113 (purge_empty_blocks): Declare.
9115 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9117 PR rtl-optimization/42249
9118 * sel-sched.c (try_replace_dest_reg): When chosen register
9119 and original register is the same, do not bail out early, but
9120 still check all original insns for validity of replacing destination
9121 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9124 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9127 Port from no-undefined-overflow branch:
9128 2009-03-09 Richard Guenther <rguenther@suse.de>
9130 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9132 2010-01-14 Richard Guenther <rguenther@suse.de>
9135 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9137 2010-01-14 Ira Rosen <irar@il.ibm.com>
9139 PR tree-optimization/42709
9140 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9141 as scalar type in creation of constant vector operand.
9143 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9146 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9147 (check-parallel-%): Match `testsuite' directory component only
9150 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9152 PR translation/39521
9153 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9156 2010-01-13 Richard Guenther <rguenther@suse.de>
9158 PR tree-optimization/42730
9159 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9162 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9165 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9166 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9169 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9171 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9172 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9173 ___umulsi3_highpart.
9175 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9176 rather than schedule_insns if the pass is enabled.
9178 2010-01-13 Martin Jambor <mjambor@suse.cz>
9180 PR tree-optimization/42704
9181 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9184 2010-01-13 Martin Jambor <mjambor@suse.cz>
9186 PR tree-optimization/42703
9187 * tree-sra.c (analyze_access_subtree): Check that we can build a
9188 reference to the original data within the aggregate.
9190 2010-01-13 Richard Guenther <rguenther@suse.de>
9192 PR tree-optimization/42705
9193 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9195 2010-01-13 Richard Guenther <rguenther@suse.de>
9198 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9200 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9203 * var-tracking.c (values_to_unmark): New variable.
9204 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9205 values_to_unmark vector. Moved body to...
9206 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9207 instead queue it into values_to_unmark vector.
9208 (vt_find_locations): Free values_to_unmark vector.
9210 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9212 * config/s390/s390.c (override_options): Set
9213 default of max-pending-list-length to 256
9215 2010-01-13 Richard Guenther <rguenther@suse.de>
9218 * tree-pass.h (PROP_gimple_lcx): New.
9219 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9220 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9221 before the final cleanup_eh.
9222 (dump_properties): Dump PROP_gimple_lcx.
9223 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9224 (tree_lower_complex_O0): Remove.
9225 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9226 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9227 tree_lower_complex, schedule TODO_update_ssa.
9228 * lto-streamer-out.c (output_function): Stream the functions
9230 * lto-streamer-in.c (input_function): Likewise.
9231 (lto_read_body): Do not override them here.
9233 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9236 * c-typeck.c (build_c_cast): Fold value cast to union type before
9237 wrapping it in a CONSTRUCTOR.
9239 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9241 PR rtl-optimization/42699
9242 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9245 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9247 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9248 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9249 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9250 SUBTARGET_WARN_UNUSED_SPEC): ... here
9251 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9253 2010-01-12 Julian Brown <julian@codesourcery.com>
9255 * config/arm/neon-schedgen.ml (Utils): Don't try to
9256 open missing module.
9257 (find_with_result): New.
9259 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9262 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9263 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9265 PR tree-optimization/42645
9266 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9267 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9268 decl_map, set processing_debug_stmt to -1 and return name without
9271 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9273 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9274 binutils version, and reword target configuration description.
9276 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9278 * config/avr/avr.h (LINKER_NAME): Remove.
9280 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9283 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9284 that support VSX, warn for -mno-altivec if vsx is not disabled,
9287 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9288 Shujing Zhao <pearly.zhao@oracle.com>
9290 PR translation/42469
9291 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9292 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9293 character between option name and help text.
9294 * c.opt (imultilib): Likewise.
9296 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9298 * lto-streamer-out.c (output_unreferenced_globals): Output static
9301 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9303 PR rtl-optimization/42621
9304 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9305 optimizing for size.
9306 (duplicate_computed_gotos): Remove now-redundant check.
9308 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9311 * configure.ac: Save and restore LDFLAGS and LIBS
9312 * configure: Regenerate.
9314 2010-01-10 Richard Guenther <rguenther@suse.de>
9317 * builtins.c (fold_builtin_strlen): Add type argument and
9318 convert the resulting length to it.
9319 (fold_builtin_1): Adjust.
9321 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9323 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9324 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9326 (num_insns_constant_wide): Adjust for that change.
9328 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9331 * web.c (union_defs): Add used argument, to combine uses of
9333 (entry_register): Adjust type and tests of used argument.
9334 (web_main): Widen used for new use. Pass it to union_defs.
9335 * df.h (union_defs): Adjust prototype.
9337 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9340 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9341 uses in new incoming argument. Free body.
9342 (reset_debug_uses_in_loop): New.
9343 (analyze_insn_to_expand_var): Call the latter if the former found
9344 anything. Fix whitespace. Reject invalid dest overlaps before
9345 going through all insns in the loop.
9347 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9350 * haifa-sched.c (dying_use_p): Debug insns don't count.
9352 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9355 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9356 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9357 (verify_gimple_call): Reject LHS in noreturn calls.
9359 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9363 * tree-vect-loop-manip.c (adjust_info): New type.
9364 (adjust_vec): New pointer to vector.
9365 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9366 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9367 (slpeel_update_phis_for_duplicate_loop): Use them.
9368 (slpeel_update_phi_nodes_for_guard1): Likewise.
9369 (slpeel_update_phi_nodes_for_guard2): Likewise.
9370 (slpeel_tree_peel_loop_to_edge): Likewise.
9371 (vect_update_ivs_after_vectorizer): Likewise.
9373 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9375 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9376 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9378 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9380 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9381 bogus uninitialized warning.
9383 2010-01-09 Richard Guenther <rguenther@suse.de>
9386 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9387 the evolution is compatible with the initial condition.
9389 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9391 * gcc.c (process_command): Update copyright notice dates.
9392 * gcov.c (print_version): Likewise.
9393 * gcov-dump.c (print_version): Likewise.
9394 * mips-tfile.c (main): Likewise.
9395 * mips-tdump.c (main): Likewise.
9397 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9400 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9402 (rotlhi3_8): Delete.
9404 (rotlsi3_8): Delete.
9405 (rotlsi3_16): Delete.
9406 (rotlsi3_24): Delete.
9408 (*rotw<mode>3): New.
9409 (*rotb<mode>3): New.
9410 * config/avr/avr.c (avr_rotate_bytes): New function.
9411 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9413 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9416 * configure.ac: Modify -rdynamic check.
9417 * configure: Regenerate.
9419 2010-01-08 DJ Delorie <dj@redhat.com>
9421 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9422 register popping order.
9424 2010-01-08 Richard Guenther <rguenther@suse.de>
9427 * c.opt (fsigned-char): Also let LTO handle this option.
9428 (funsigned-char): Likewise.
9430 2010-01-07 Richard Guenther <rguenther@suse.de>
9432 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9433 (gimple_op): Likewise.
9434 (gimple_op_ptr): Likewise.
9435 (gimple_assign_set_lhs): Remove gcc_assert.
9436 (gimple_assign_set_rhs1): Likewise.
9437 (gimple_assign_set_rhs2): Likewise.
9438 (gimple_call_set_lhs): Likewise.
9439 (gimple_call_set_fn): Likewise.
9440 (gimple_call_set_fndecl): Likewise.
9441 (gimple_call_fndecl): Likewise.
9442 (gimple_call_return_type): Likewise.
9443 (gimple_call_set_chain): Likewise.
9444 (gimple_call_num_args): Likewise.
9445 (gimple_call_set_arg): Likewise.
9446 (gimple_cond_set_code): Likewise.
9447 (gimple_cond_set_lhs): Likewise.
9448 (gimple_cond_set_rhs): Likewise.
9449 (gimple_cond_set_true_label): Likewise.
9450 (gimple_cond_set_false_label): Likewise.
9451 (gimple_label_set_label): Likewise.
9452 (gimple_goto_set_dest): Likewise.
9453 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9454 (gimple_debug_bind_get_value): Likewise.
9455 (gimple_debug_bind_get_value_ptr): Likewise.
9456 (gimple_debug_bind_set_var): Likewise.
9457 (gimple_debug_bind_set_value): Likewise.
9458 (gimple_debug_bind_reset_value): Likewise.
9459 (gimple_debug_bind_has_value_p): Likewise.
9460 (gimple_return_retval_ptr): Remove gcc_assert.
9461 (gimple_return_retval): Likewise.
9462 (gimple_return_set_retval): Likewise.
9463 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9464 (safe_referenced_var_iterator): Remove.
9465 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9466 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9467 (fill_referenced_var_vec): Remove.
9468 (first_readonly_imm_use): Remove redundant gcc_assert.
9469 (phi_arg_index_from_use): Combine gcc_asserts.
9470 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9471 (first_imm_use_stmt): Remove redundant gcc_assert.
9472 * tree-cfg.c (verify_gimple_call): Verify function and chain
9473 operands. Verify arguments.
9474 (verify_types_in_gimple_stmt): Verify condition code and labels.
9476 2010-01-07 Richard Guenther <rguenther@suse.de>
9478 PR tree-optimization/42641
9479 * sese.c (rename_map_elt_info): Use the SSA name version, do
9482 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9484 PR tree-optimization/42625
9485 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9486 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9488 2010-01-07 Duncan Sands <baldrick@free.fr>
9490 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9492 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9495 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9496 note itself is not function_invariant_p.
9498 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9500 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9501 Do not add the DF_NOTE problem.
9502 * store-motion.c (execute_rtl_store_motion): Likewise.
9504 2010-01-07 Martin Jambor <mjambor@suse.cz>
9506 PR tree-optimization/42157
9507 * tree-sra.c (compare_access_positions): Stabilize sort if both
9508 accesses have integer types, return zero immediately if they are the
9511 2010-01-06 Richard Henderson <rth@redhat.com>
9514 * haifa-sched.c (add_to_note_list): Merge into ...
9515 (concat_note_lists): ... here, and ...
9516 (unlink_other_notes, rm_other_notes): Merge into...
9517 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9518 NOTE_INSN_EPILOGUE_BEG.
9520 2010-01-06 Richard Guenther <rguenther@suse.de>
9522 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9523 not inline regular functions into always-inline functions.
9525 2010-01-06 Nick Clifton <nickc@redhat.com>
9527 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9528 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9530 (OVERRIDE_OPTIONS): Delete.
9531 (OPTIMIZATION_OPTIONS): Define.
9532 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9533 * config/rx/rx.c (rx_handle_option): Issue an error message if
9534 -mcpu=rx200 and -fpu are used together.
9535 (rx_set_optimization_options): New function. Issue an error
9536 message if an optimization attribute attempts to reset the FPU/
9537 math optimization pairing.
9538 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9539 * config/rx/rx.opt: Set the default to 32-bit doubles.
9540 * config/rx/t-rx: Add multilibs for -nofpu option.
9541 * doc/invoke.texi: Update documentation of RX options.
9543 2010-01-06 Richard Guenther <rguenther@suse.de>
9545 * tree-ssa-pre.c (name_to_id): New global.
9546 (alloc_expression_id): Simplify SSA name handling.
9547 (lookup_expression_id): Likewise.
9548 (init_pre): Zero name_to_id.
9549 (fini_pre): Free it.
9551 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9553 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9555 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9558 * config/i386/sse.md (smaxv2di3): New.
9559 (umaxv2di3): Likewise.
9560 (sminv2di3): Likewise.
9561 (uminv2di3): Likewise.
9563 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9566 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9567 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9568 (legitimize_tls_address): Likewise.
9569 (sparc_tls_referenced_p): Likewise.
9570 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9571 and adjust calls to legitimize_pic_address.
9572 (legitimate_constant_p) Use sparc_tls_referenced_p.
9573 (legitimate_pic_operand_p): Likewise.
9574 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9575 (sparc_tls_symbol_ref_1): Delete.
9576 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9577 (legitimize_tls_address): Make static, handle CONST patterns.
9578 (legitimize_pic_address): Make static, remove unused parameter and
9579 adjust recursive calls.
9580 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9581 and adjust call to legitimize_pic_address.
9582 (sparc_output_mi_thunk): Likewise.
9584 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9585 H.J. Lu <hongjiu.lu@intel.com>
9588 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9589 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9590 operands to make them signed.
9593 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9596 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9597 GTU to GT for V4SI and V2DI.
9599 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9600 (umin<mode>3): Removed.
9602 (uminv4si3): Likewise.
9604 2010-01-05 Martin Jambor <mjambor@suse.cz>
9606 PR tree-optimization/42462
9607 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9608 current_function_decl to helper functions and macros.
9610 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9613 * flags.h: Don't include real.h.
9614 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9615 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9616 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9617 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9618 * dominance.c: Update copyright.
9619 * gimple.c (walk_gimple_op): Remove inline.
9620 * tree-ssa-reassoc.c: Include real.h.
9621 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9622 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9624 2010-01-05 Nick Clifton <nickc@redhat.com>
9626 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9627 register to push into the stack frame when the accumulator has to
9628 be saved during interrupts.
9630 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9632 * doc/invoke.texi: Remove the documentation about option
9634 * common.opt (Wunreachable-code): Preserved for backward
9636 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9637 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9638 the backward compatibility flag section.
9640 2010-01-05 Richard Guenther <rguenther@suse.de>
9642 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9644 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9647 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9649 PR tree-optimization/42508
9650 * tree-sra.c (convert_callers): Check for recursive call
9651 by comparing cgraph nodes instead of decls.
9652 (modify_function): Call ipa_modify_formal_parameters also
9653 on all same_body aliases.
9655 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9656 cgraph nodes when checking for same_body aliases.
9658 2010-01-05 Richard Guenther <rguenther@suse.de>
9660 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9661 allocation and lookup.
9662 (get_or_alloc_expr_for_constant): Likewise.
9663 (phi_translate): Sink allocation.
9665 2010-01-04 Richard Guenther <rguenther@suse.de>
9667 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9668 a new entry only if needed.
9669 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9670 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9672 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9674 (phi_translate): Handle CONSTANTs early.
9676 2010-01-04 Martin Jambor <mjambor@suse.cz>
9678 PR tree-optimization/42398
9679 * tree-sra.c (struct access): Removed flag grp_different_types.
9680 (dump_access): Do not dump the removed flag.
9681 (sort_and_splice_var_accesses): Do not set the removed flag.
9682 (sra_modify_expr): Check for type compatibility directly.
9684 2010-01-04 Martin Jambor <mjambor@suse.cz>
9686 PR tree-optimization/42366
9687 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9688 edges with variable number of parameters.
9689 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9690 flag instead of asserting it.
9691 (ipa_read_node_info): Read uses_analysis_done flag.
9693 2010-01-04 Richard Guenther <rguenther@suse.de>
9695 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9696 iterative_hash_* as intended.
9697 (vn_reference_compute_hash): Likewise. Simplify hashing
9699 (vn_reference_lookup_2): Likewise.
9700 (vn_nary_op_compute_hash): Likewise.
9701 (vn_phi_compute_hash): Likewise.
9702 (expressions_equal_p): Remove strange code.
9703 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9704 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9705 (bitmap_insert_into_set_1): Take value-id as parameter.
9706 (add_to_value): Pass it.
9707 (bitmap_insert_into_set): Likewise.
9708 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9710 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9713 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9714 (do_self_spec): For switches with SWITCH_IGNORE set set also
9715 SWITCH_IGNORE_PERMANENTLY.
9716 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9719 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9721 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9722 tree of an unreferenced global var.
9724 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9727 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9728 GTU to GT for V4SI and V2DI.
9730 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9731 (umin<mode>3): Removed.
9733 (uminv4si3): Likewise.
9735 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9738 * collect2.c (main): Turn on trace in collect2 if -v is passed
9741 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9743 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9744 description of expression operand.
9746 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9748 * configure.ac: Add install-html to target_list for Make-hooks.
9749 * configure: Regenerate.
9750 * fortran/Make-lang.in (F95_HTMLFILES): New.
9751 (fortran.html): Use it.
9752 (fortran.install-html): New.
9753 * Makefile.in (install-html): Add lang.install-html.
9754 * java/Make-lang.in (JAVA_HTMLFILES): New.
9755 (java.html): Use it.
9756 (java.install-html): New.
9757 * objc/Make-lang.in (objc.install-html): New.
9758 * objcp/Make-lang.in (obj-c++.install-html): New.
9759 * cp/Make-lang.in (c++.install-html): New.
9760 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9761 * lto/Make-lang.in (lto.install-html): New.
9763 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9766 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9768 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9770 PR rtl-optimization/41862
9771 * store-motion.c (store_killed_in_insn, compute_store_table,
9772 remove_reachable_equiv_notes, replace_store_insn,
9773 build_store_vectors): Ignore all DEBUG_INSNs.
9775 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9778 * common.opt: Add dumpdir.
9780 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9782 (option_map): Add --dumpdir.
9784 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9786 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9788 * opts.c (decode_options): Try dump_dir_name first if
9789 dump_base_name isn't an absolute path.
9790 (common_handle_option): Handle OPT_dumpdir.
9792 * toplev.c (dump_dir_name): New.
9793 (print_switch_values): Also ignore -dumpdir.
9795 * toplev.h (dump_dir_name): New.
9797 2010-01-03 Richard Guenther <rguenther@suse.de>
9799 PR tree-optimization/42589
9800 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9801 double-word expansion of bswap32.
9803 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9805 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9806 with BLOCK_FOR_INSN.
9807 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9808 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9809 noce_process_if_block): Likewise.
9810 * gcse.c (compute_local_properties, insert_expr_in_table,
9811 insert_set_in_table, canon_list_insert, find_avail_set,
9812 pre_insert_copy_insn): Likewise.
9814 * basic-block.h (BLOCK_NUM): Move from here...
9815 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9817 2010-01-03 Richard Guenther <rguenther@suse.de>
9819 PR tree-optimization/42438
9820 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9821 contains_may_not_return_call flag.
9822 (BB_MAY_NOTRETURN): New.
9823 (valid_in_sets): Trapping nary operations are not valid
9824 in blocks that may not return.
9825 (insert_into_preds_of_block): Remove check for trapping expressions.
9826 (compute_avail): Compute also BB_MAY_NOTRETURN.
9828 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9830 * doc/invoke.texi: Add 2010 to copyright years.
9832 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9834 * config/sparc/sparc.c: Fix formatting nits.
9836 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9837 Alexander Monakov <amonakov@ispras.ru>
9839 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9841 2010-01-02 Richard Guenther <rguenther@suse.de>
9844 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9845 (simplify_switch_using_ranges): Mark to be removed edges
9848 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9850 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9852 * collect2.c (scan_libraries): Add missing argument in call to
9855 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9858 * config/alpha/predicates.md (aligned_memory_operand): Return false
9860 (unaligned_memory_operand): Return true for CQImode.
9861 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9862 doesn not cross aligned SImode word boundary.
9864 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9866 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9868 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9869 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9871 2010-01-02 Richard Guenther <rguenther@suse.de>
9874 * toplev.c (compile_file): Emit LTO marker properly. Change
9876 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9878 2010-01-01 Richard Guenther <rguenther@suse.de>
9881 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9883 2010-01-01 Richard Guenther <rguenther@suse.de>
9886 * c-decl.c (grokdeclarator): For zero-size arrays force
9887 structural equality checks as layout_type does.
9889 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9891 * builtins.c: Update copyright to 2010.
9893 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9896 * lto-streamer-out.c (produce_asm): Revert the last change.
9897 (copy_function): Likewise.
9899 * lto-streamer.c (lto_get_section_name): Skip any leading
9902 2010-01-01 Richard Guenther <rguenther@suse.de>
9905 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9909 Copyright (C) 2010 Free Software Foundation, Inc.
9911 Copying and distribution of this file, with or without modification,
9912 are permitted in any medium without royalty provided the copyright
9913 notice and this notice are preserved.