1 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
3 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
4 lto-macho as lto_binary_reader.
6 * darwin.c (darwin_asm_named_section): Do not add assembler comment
7 after .section directive; just print it before the directive instead.
9 2010-05-17 Jan Hubicka <jh@suse.cz>
11 * cgraph.c (cgraph_create_virtual_clone): Only check
12 versionable_function_p when not in wpa and checking is enabled.
13 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
14 there are no more functions to materialize.
16 2010-05-17 Jan Hubicka <jh@suse.cz>
18 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
19 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
21 (output_cgraph): Call output_cgraph_opt_summary.
22 (input_cgrpah): Call input_cgraph_opt_summary.
23 (output_cgraph_opt_summary_p, output_node_opt_summary,
24 input_node_opt_summary, input_cgraph_opt_section): New functions.
25 * lto-section-in.c (lto_section_name): Add cgraphopt.
26 * tree-inline.c (tree_function_versioning): Handle parm_num.
27 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
28 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
30 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
32 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
33 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
34 the insn to prefetch ratio heuristic to loops with known trip count.
36 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
38 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
39 (schedule_prefetches): Do not generate a prefetch if the unroll factor
40 is far from what is required by the prefetch.
42 2010-05-17 Jan Hubicka <jh@suse.cz>
44 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
45 (ipcp_estimate_growth): Likewise.
46 (ipcp_const_param_count): Likewise.
47 (ipcp_insert_stage): Likewise.
48 * ipa-prop.c (visit_load_for_mod_analysis): New function.
49 (visit_store_addr_for_mod_analysis): Set used flag.
50 (ipa_detect_param_modifications): Set used flag for SSE params;
51 update use of walk_stmt_load_store_addr_ops.
52 (ipa_print_node_params): Print used flag.
53 (ipa_write_node_info): Stream used flag.
54 (ipa_read_node_info): Likewise.
55 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
56 (ipa_is_param_used): New function.
57 (lto_ipa_fixup_call_notes): Remove unused declaration.
59 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
62 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
63 * configure: Regenerate.
64 * config.in: Regenerate.
65 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
66 !HAVE_AS_IX86_REP_LOCK_PREFIX.
67 Don't emit whitespace.
68 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
69 (*rep_movsi): Likewise.
70 (*rep_movsi_rex64): Likewise.
71 (*rep_movqi): Likewise.
72 (*rep_movqi_rex64): Likewise.
73 (*rep_stosdi_rex64): Likewise.
74 (*rep_stossi): Likewise.
75 (*rep_stossi_rex64): Likewise.
76 (*rep_stosqi): Likewise.
77 (*rep_stosqi_rex64): Likewise.
78 (*cmpstrnqi_nz_1): Use {%;} after repz.
79 (*cmpstrnqi_nz_rex_1): Likewise.
80 (*cmpstrnqi_1): Likewise.
81 (*cmpstrnqi_rex_1): Likewise.
82 (*strlenqi_1): Use {%;} after repnz.
83 (*strlenqi_rex_1): Likewise.
84 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
85 (*sync_compare_and_swap<mode>): Likewise.
86 (sync_double_compare_and_swap<mode>): Likewise.
87 (*sync_double_compare_and_swapdi_pic): Likewise.
88 (sync_old_add<mode>): Likewise.
89 (sync_add<mode>): Likewise.
90 (sync_sub<mode>): Likewise.
91 (sync_<code><mode>): Likewise.
93 2010-05-17 Martin Jambor <mjambor@suse.cz>
95 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
96 otr_token and polymorphic.
97 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
98 (cgraph_clone_edge): Copy the above fields.
99 * tree.c (get_binfo_at_offset): New function.
100 * tree.h (get_binfo_at_offset): Declare.
101 * ipa-prop.h (enum jump_func_type): Added known_type jump function
102 type, reordered items, updated comments.
103 (union jump_func_value): Added base_type field, reordered fields.
104 (enum ipa_lattice_type): Moved down in the file.
105 (struct ipa_param_descriptor): New field polymorphic.
106 (ipa_is_param_polymorphic): New function.
107 * ipa-prop.c: Include gimple.h and gimple-fold.h.
108 (ipa_print_node_jump_functions): Print known type jump functions.
109 (compute_complex_pass_through): Renamed to...
110 (compute_complex_assign_jump_func): this.
111 (compute_complex_ancestor_jump_func): New function.
112 (compute_known_type_jump_func): Likewise.
113 (compute_scalar_jump_functions): Create known type and complex ancestor
115 (ipa_note_param_call): New parameter polymorphic, set the corresponding
116 flag in the call note accordingly.
117 (ipa_analyze_call_uses): Renamed to...
118 (ipa_analyze_indirect_call_uses): this. New parameter target, define
119 variable var only in the block where it is used.
120 (ipa_analyze_virtual_call_uses): New function.
121 (ipa_analyze_call_uses): Likewise.
122 (combine_known_type_and_ancestor_jfs): Likewise.
123 (update_jump_functions_after_inlining): Implemented handling of a
124 number of new jump function types combination.
125 (print_edge_addition_message): Removed.
126 (make_edge_direct_to_target): New function.
127 (try_make_edge_direct_simple_call): Likewise.
128 (try_make_edge_direct_virtual_call): Likewise.
129 (update_call_notes_after_inlining): Renamed to...
130 (update_indirect_edges_after_inlining): this. Moved edge creation for
131 indirect calls to try_make_edge_direct_simple_call, also calls
132 try_make_edge_direct_virtual_call for virtual calls.
133 (ipa_print_node_params): Changed the header message.
134 (ipa_write_jump_function): Stream also known type jump functions.
135 (ipa_read_jump_function): Likewise.
136 (ipa_write_indirect_edge_info): Stream new fields in
137 cgraph_indirect_call_info.
138 (ipa_read_indirect_edge_info): Likewise.
139 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
142 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
144 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
146 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
148 * tree.h (CALL_EXPR_ARGS): Delete.
149 (call_expr_arglist): Delete.
150 * tree.c (call_expr_arglist): Delete.
151 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
152 targetm.fold_builtin.
153 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
154 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
155 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
156 arglist parameter. Use CALL_EXPR_ARG.
157 (picochip_expand_builtin_3op): Likewise.
158 (picochip_expand_builtin_2opvoid): Likewise.
159 (picochip_expand_array_get): Likewise.
160 (picochip_expand_array_put): Likewise.
161 (picochip_expand_array_testport): Likewise.
162 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
164 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
166 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
167 than TREE_VALUE and TREE_CHAIN.
168 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
169 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
172 2010-05-17 Jakub Jelinek <jakub@redhat.com>
175 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
176 to have no fallthru edge.
179 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
180 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
181 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
182 add BARRIER after previous bb if needed.
184 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
186 * tree.c (build_function_type_list_1): Remove bogus assert condition.
188 2010-05-17 Alan Modra <amodra@gmail.com>
190 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
191 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
192 with copy_reg rtx param.
193 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
194 Correct cases where code for ABI_V4 did not initialise the reg
195 used to access frame. Also leave frame_reg_rtx as sp for large
196 frames that save no regs.
198 2010-05-17 Martin Jambor <mjambor@suse.cz>
201 * tree-sra.c (create_access_replacement): New parameter rename, mark
202 the replaement for renaming only when it is true.
203 (get_access_replacement): Pass true in the rename parameter of
204 create_access_replacement.
205 (get_unrenamed_access_replacement): New function.
206 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
207 replacement declaration from it.
209 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
211 * function.c (try_fit_stack_local, add_frame_space): New static
213 (assign_stack_local_1): Use them. Look for opportunities to use
214 space previously wasted on alignment.
215 * function.h (struct frame_space): New.
216 (struct rtl_data): Add FRAME_SPACE_LIST member.
217 * reload1.c (something_was_spilled): New static variable.
219 (reload): Test it in addition to testing if the frame size changed.
221 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
223 * config/s390/s390.c: Define sane prefetch settings and activate
224 flag_prefetch_loop_arrays on -O3.
225 * config/s390/s390.h: Declare that read can use write prefetch.
227 2010-05-17 Jakub Jelinek <jakub@redhat.com>
229 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
232 2010-05-16 Jan Hubicka <jh@suse.cz>
234 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
235 function body; do not check stdarg field of struct function.
237 2010-05-16 Jan Hubicka <jh@suse.cz>
239 * cgraph.c (dump_cgraph_node): Dump versionable flag.
240 * cgraph.h (cgraph_local_info): Add versionable flag.
241 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
242 (ipcp_versionable_function_p): Use it.
243 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
246 2010-05-16 Jan Hubicka <jh@suse.cz>
248 * cgraph.c (cgraph_clone_node): Take decl argument and insert
249 clone into hash when it is different from orig.
250 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
251 * cgraph.h (cgraph_clone_node): Update prototype.
252 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
253 (lto_cgraph_encoder_delete): Delete body map.
254 (lto_cgraph_encoder_size): Move to header.
255 (lto_cgraph_encoder_encode_body_p,
256 lto_set_cgraph_encoder_encode_body): New.
257 (lto_output_node): Do not take written_decls argument; output clone_of
259 (add_node_to): Add include_body_argument; call
260 lto_set_cgraph_encoder_encode_body on master of the clone.
261 (add_references): Update use of add_node_to.
262 (compute_ltrans_boundary): Likewise.
263 (output_cgraph): Do not create written_decls bitmap.
264 (input_node): Take nodes argument; stream in clone_of correctly.
265 (input_cgraph_1): Update use of input_node.
266 * lto-streamer-out.c (lto_output): Use encoder info to decide
267 what bodies to output.
268 * ipa-inline.c (cgraph_clone_inlined_nodes,
269 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
270 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
271 (lto_cgraph_encoder_size): Define here.
272 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
275 2010-05-16 Richard Guenther <rguenther@suse.de>
277 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
279 * ipa-type-escape.c (gate_type_escape_vars): Run when
280 -fipa-struct-reorg runs.
281 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
282 * common.opt (fipa-type-escape): Remove.
284 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
286 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
287 (decode_options): Likewise.
288 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
290 2010-05-16 Jan Hubicka <jh@suse.cz>
292 * ipa.c (function_and_variable_visibility): Also bring local all
295 2010-05-16 Richard Guenther <rguenther@suse.de>
297 * alias.c (nonoverlapping_memrefs_p): Remove use of
298 IPA type-escape information.
300 2010-05-16 Joseph Myers <joseph@codesourcery.com>
302 * c-common.c (c_common_reswords): Add _Static_assert for C.
303 * c-parser.c (c_token_starts_declaration,
304 c_parser_next_token_starts_declaration,
305 c_parser_static_assert_declaration_no_semi,
306 c_parser_static_assert_declaration): New.
307 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
308 Handle static assertions if static_assert_ok.
309 (c_parser_external_declaration, c_parser_declaration_or_fndef,
310 c_parser_compound_statement_nostart, c_parser_label,
311 c_parser_for_statement, c_parser_objc_methodprotolist,
312 c_parser_omp_for_loop): All callers of
313 c_parser_declaration_or_fndef changed.
314 (c_parser_struct_declaration): Handle static assertions.
315 (c_parser_compound_statement_nostart): Use
316 c_parser_next_token_starts_declaration and
317 c_token_starts_declaration to detect start of declarations.
318 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
321 2010-05-16 Anatoly Sokolov <aesok@post.ru>
323 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
324 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
325 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
326 TARGET_FUNCTION_VALUE_REGNO_P): Define.
327 (mmix_function_outgoing_value): Rename to...
328 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
329 (mmix_function_value_regno_p): Make static.
330 (mmix_libcall_value): New function.
331 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
332 mmix_function_value_regno_p): Remove declaration.
334 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
336 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
337 BUILT_IN_ALLOCA if stack checking is enabled.
339 2010-05-16 Richard Guenther <rguenther@suse.de>
341 * var-tracking.c (vars_copy_1): Inline ...
342 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
343 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
344 (variable_merge_over_cur): Adjust. Merge asserts.
345 (variable_merge_over_src): Likewise.
346 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
347 (variable_post_merge_new_vals): Merge asserts.
348 (variable_post_merge_perm_vals): Likewise.
349 (find_mem_expr_in_1pdv): Likewise.
350 (dataflow_set_different_value): Remove.
351 (onepart_variable_different_p): Merge asserts.
352 (variable_different_p): Likewise.
353 (dataflow_set_different_1): Inline ...
354 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
355 (emit_notes_for_differences_1): Merge asserts.
357 2010-05-16 Richard Guenther <rguenther@suse.de>
359 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
360 * optabs.c (libfunc_decl_hash): Likewise.
361 * varasm.c (emutls_decl): Likewise.
363 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
365 * c-decl.c: Don't include gimple.h.
366 (merge_decls): Do not copy gimple_body.
368 2010-05-15 Jason Merrill <jason@redhat.com>
370 * c.opt: Add -fnothrow-opt.
372 2010-05-15 Jan Hubicka <jh@suse.cz>
374 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
376 * passes.c (ipa_write_summaries): Write all analyzed nodes.
378 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
380 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
381 * Makefile.in: Add it.
382 Fix all other Makefile dependencies for changes below.
383 * tree.h: Include it instead of defining VEC primitives here.
384 * gimple.h: Likewise.
386 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
387 * except.h: Include vecir.h, break dependence on tree.h.
389 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
391 * tree-iterator.c: ...to here.
392 * tree-iterator.h: Fix file introduction comment. Add extern markers.
394 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
396 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
397 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
398 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
399 tree-mudflap.h, and target.h.
400 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
401 predict.h, tree-inline.h, gimple.h, and langhooks.h.
402 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
403 Add FIXME for why gimple.h is still included (should be unnecessary
404 since GCC 4.5 gimplification unit-at-a-time).
405 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
406 * c-pragma.c: Add FIXME for why function.h needs to be included just
407 for cfun, at front-end level.
408 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
409 Do not include ggc.h, but include vecprim.h for VEC(char).
410 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
411 Explain why target.h is included.
412 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
413 Explain why gimple.h is included.
414 * c-ppoutput.c: Do not include tm.h.
415 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
416 * c-parses.c: Explain why rtl.h is included, and that this (and only
417 this) is also why tm.h must be included.
418 Do not include except.h.
419 * c-lang.c: Do not include ggc.h.
421 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
423 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
425 2010-05-15 Joseph Myers <joseph@codesourcery.com>
427 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
428 unions by default if those structs and unions have no tags. Do
429 not condition anonymous struct and unions handling on flag_iso.
430 Allow anonymous structs and unions for C1X.
431 (finish_struct): Do not diagnose lack of named fields when
432 anonymous structs and unions present for C1X. Accept flexible
433 array members in structure with anonymous structs or unions but no
434 directly named fields.
435 * doc/extend.texi (Unnamed Fields): Update.
437 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
439 * gimple.h (compare_field_offset): Rename into...
440 (gimple_compare_field_offset): ...this.
441 * gimple.c (compare_field_offset): Rename into...
442 (gimple_compare_field_offset): ...this. Compare the full access if
443 the offset is self-referential.
444 (gimple_types_compatible_p): Adjust for above renaming.
445 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
446 DECL_NONADDRESSABLE_P flag of fields before merging them.
448 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
450 * tree.h (ctor_to_list): Delete.
451 * tree.c (ctor_to_list): Delete.
453 2010-05-15 Jan Hubicka <jh@suse.cz>
455 * ipa-reference.c: Include toplev.h
456 (is_proper_for_analysis): Only add to all_module_statics
458 (write_node_summary_p, stream_out_bitmap,
459 ipa_reference_write_optimization_summary,
460 ipa_reference_read_optimization_summary): New.
461 (struct ipa_opt_pass_d pass_ipa_reference): Add
462 optimization summary streaming.
463 * lto-cgraph.c (referenced_from_this_partition_p,
464 reachable_from_this_partition_p): New functions.
465 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
466 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
467 * opts.c (decode_options): Enable ipa_reference.
468 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
469 * lto-streamer.h (referenced_from_this_partition_p,
470 reachable_from_this_partition_p): Declare.
472 2010-05-15 Richard Guenther <rguenther@suse.de>
474 PR tree-optimization/44038
475 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
476 taking the address of a V_C_E of a constant.
478 2010-05-14 Jan Hubicka <jh@suse.cz>
480 * tree.h (memory_identifier_string): Remove.
481 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
482 (ipa_reference_global_vars_info_d): Remove statics_not_read and
484 (ipa_reference_optimization_summary_d): New structure.
485 (ipa_reference_optimization_summary_t): New type and vector.
486 (ipa_reference_vars_info_d): Embedd structures instead of using
488 (reference_vars_to_consider): Remove out of GGC space.
489 (module_statics_escape): Remove.
490 (global_info_obstack): Rename to ...
491 (optimization_summary_obstack): ... this one.
492 (initialization_status_t): Remove.
493 (memory_identifier_string): Remove.
494 (get_reference_vars_info): Fix indenting.
495 (set_reference_vars_info): Likewise.
496 (get_reference_optimization_summary): New.
497 (set_reference_optimization_summary): New.
498 (get_global_reference_vars_info): Remove.
499 (ipa_reference_get_read_global): Remove.
500 (ipa_reference_get_written_global): Remove.
501 (ipa_reference_get_not_read_global): Update.
502 (ipa_reference_get_not_written_global): Update.
503 (is_proper_for_analysis): Outlaw addressable.
504 (propagate_bits): Update for new datastructures.
505 (analyze_variable): Remove.
506 (init_function_info): Update for new datastructures.
507 (clean_function_local_data): Remove.
508 (clean_function): Remove.
509 (copy_global_bitmap): Use optimizations_summary_obstack.
510 (duplicate_node_data): Duplicate optimization summary only.
511 (remove_node_data): Remove optimization summary only.
512 (generate_summary): Do not analyze variables; do not compute
513 module_statics_escape; do not prune solutions by it.
514 (read_write_all_from_decl): Fix typos in comments.
515 (propagate): Doscover readonly and nonaddressable first;
516 update for new datastructures; share global bitmaps.
517 * ipa-reference.h (ipa_reference_get_read_global,
518 ipa_reference_get_written_global): Remove.
519 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
520 * Makefile.in: Remove ipa-refereference from GT files.
522 2010-05-14 Jakub Jelinek <jakub@redhat.com>
525 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
526 for all SYMBOL_REF_DECLs.
528 2010-05-14 Jan Hubicka <jh@suse.cz>
530 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
531 (varpool_all_refs_explicit_p): New inline function.
532 * ipa-reference.c: Update comment.
533 (module_statics_written): Remove.
534 (get_static_decl): Remove.
535 (ipa_init): Do not initialize module_statics_written.
536 (analyze_function): Likewise.
537 (generate_summary): Likewise; do not compute module_statics_readonly
538 and do not update variable flags.
539 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
540 * ipa.c: Inlucde flags.h
541 (cgraph_local_node_p): New.
542 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
543 promote functions to local.
544 (ipa_discover_readonly_nonaddressable_vars): New function.
545 (function_and_variable_visibility): Use cgraph_local_node_p.
546 * varpool.c (varpool_finalize_decl): Set force_output for
547 DECL_PRESERVE_P vars.
549 2010-05-14 Jan Hubicka <jh@suse.cz>
551 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
553 2010-05-14 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/44119
556 * tree-ssa-pre.c (eliminate): Properly mark replacement of
557 a PHI node necessary.
559 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
561 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
563 2010-05-14 Jason Merrill <jason@redhat.com>
566 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
567 (gimple_call_set_nothrow): New.
568 * gimple.c (gimple_build_call_from_tree): Call it.
569 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
572 * gimplify.c (gimplify_seq_add_stmt): No longer static.
573 * gimple.h: Declare it.
574 * gimple.c (gimple_build_eh_filter): No ops.
576 2010-05-14 Jan Hubicka <jh@suse.cz>
578 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
579 nodes already in queue.
580 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
583 2010-05-14 Jakub Jelinek <jakub@redhat.com>
586 * cfgexpand.c (expand_debug_expr): If non-memory op0
587 has BLKmode, return NULL.
589 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
591 * config.gcc: Add support for --with-cpu option for bdver1.
592 * config/i386/i386.h (TARGET_BDVER1): New macro.
593 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
594 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
595 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
596 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
597 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
598 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
599 (processor_type): Add PROCESSOR_BDVER1.
600 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
601 processor_type in config/i386/i386.h.
602 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
603 movaps <reg, reg> instead of movapd <reg, reg> when replacing
604 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
605 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
606 to emit packed xor instead of packed double/packed integer
607 xor for SSE and AVX when moving a zero value.
608 * config/i386/sse.md: Add check for
609 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
610 movapd/movdqa for SSE and AVX.
611 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
612 single logical operations i.e and, or and xor instead of packed double
613 logical operations for SSE and AVX.
614 * config/i386/i386-c.c (ix86_target_macros_internal):
615 Add PROCESSOR_BDVER1.
616 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
617 (has_fma4, has_xop): New.
618 * config/i386/i386.c (bdver1_cost): New variable.
619 (m_BDVER1): New macro.
620 (m_AMD_MULTIPLE): Add m_BDVER1.
621 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
622 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
623 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
624 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
625 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
626 x86_tune_sse_partial_reg_dependency,
627 x86_tune_sse_unaligned_load_optimal,
628 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
629 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
630 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
631 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
632 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
633 Enable/disable for bdver1.
634 (processor_target_table): Add bdver1_cost.
635 (cpu_names): Add bdver1.
636 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
637 processor_alias_table.
638 (ix86_expand_vector_move_misalign): Change.
639 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
640 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
641 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
642 of movupd/movdqu for SSE and AVX.
643 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
644 (ix86_tune_adjust_cost): Add code for bdver1.
645 (standard_sse_constant_opcode): Add check for
646 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
647 of packed double xor for SSE and AVX.
649 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
651 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
654 2010-05-14 Tristan Gingold <gingold@adacore.com>
656 * toplev.c (default_debug_hooks): Remove this variable.
657 (process_options): Remove assignments to default_debug_hooks.
659 2010-05-14 Martin Jambor <mjambor@suse.cz>
661 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
662 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
663 * langhooks.h (struct lang_hooks_for_decls): Removed field
665 * tree.c (free_lang_data): Remove assignment to
666 lang_hooks.fold_obj_type_ref.
667 * tree.def (OBJ_TYPE_REF): Update comment.
669 2010-05-14 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/44124
672 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
674 2010-05-14 Alan Modra <amodra@gmail.com>
677 * config/rs6000/rs6000.c (struct machine_function): Reorder
678 fields for better packing. Add lr_save_state.
679 (rs6000_ra_ever_killed): Return lr_save_state if set.
680 (rs6000_emit_eh_reg_restore): Set lr_save_state.
682 2010-05-13 Jan Hubicka <jh@suse.cz>
684 * varpool.c (decide_is_variable_needed): Drop code checking
685 TREE_SYMBOL_REFERENCED.
687 2010-05-13 Jan Hubicka <jh@suse.cz>
689 * final.c (output_addr_const): Do not call mark_decl_referenced.
690 * cgraphunit.c (process_function_and_variable_attributes): Use
691 mark_needed_node dirrectly.
692 (assemble_thunk): Do not call mark_decl_referenced.
694 2010-05-13 Anatoly Sokolov <aesok@post.ru>
696 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
698 2010-05-13 Jeff Law <law@redhat.com>
700 * ira-conflicts.c (print_allocno_conflicts): New function broken out
702 (print_conflicts): Call print_allocno_conflicts.
704 2010-05-13 Jakub Jelinek <jakub@redhat.com>
707 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
710 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
712 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
713 t-mingw-w64 or t-mingw-w32 for multilib configuration.
714 * config/i386/t-mingw-w32: New.
715 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
717 2010-05-13 Martin Jambor <mjambor@suse.cz>
719 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
721 * gimple-fold.c (get_base_binfo_for_type): New function.
722 (gimple_get_relevant_ref_binfo): Likewise.
723 (gimple_fold_obj_type_ref_known_binfo): Likewise.
724 (gimple_fold_obj_type_ref): Likewise.
725 (fold_gimple_call): Simplify condition for folding virtual calls
726 and call gimple_fold_obj_type_ref.
727 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
728 (gimple_fold_obj_type_ref_known_binfo): Likewise.
730 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
732 * config/rs6000/rs6000-protos.h
733 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
734 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
735 (rs6000_debug_mode_dependent_address)
736 (rs6000_mode_dependent_address_ptr): Likewise.
738 2010-05-13 Jakub Jelinek <jakub@redhat.com>
741 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
743 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
744 * tree-sra.c (create_access_replacement): Call unshare_expr before
745 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
746 * dwarf2out.c: Include tree-flow.h.
747 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
748 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
749 Handle DW_OP_bit_piece.
750 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
751 construct_piece_list, adjust_piece_list): New functions.
752 (add_var_loc_to_decl): Handle SRA optimized variables.
753 Adjust for var_loc_note to loc field renaming.
754 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
755 in VAR_LOCATION note.
756 (new_loc_descr_op_bit_piece): New function.
757 (dw_sra_loc_expr): New function.
758 (dw_loc_list): Use it. Don't handle the last range after the
759 loop, handle it inside of the loop. Adjust for var_loc_note
760 to loc field renaming.
761 (add_location_or_const_value_attribute): Only special case
762 single entry loc lists if loc is NOTE_P. Adjust for
763 var_loc_note to loc field renaming.
764 (dwarf2out_var_location): Don't set newloc->var_loc_note
765 and newloc->next here.
767 2010-05-12 Jan Hubicka <jh@suse.cz>
769 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
771 * cgraph.h (cgraph_only_called_directly_p,
772 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
773 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
774 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
776 * ipa.c (cgraph_remove_unreachable_nodes): Use
777 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
779 * tree-inline.c (copy_bb): Check address_taken flag.
780 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
781 externally_visible flag.
783 2010-05-12 Jason Merrill <jason@redhat.com>
787 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
788 * sdbout.c (plain_type_1): Likewise.
789 * dwarf2out.c (is_base_type): Likewise.
790 (gen_type_die_with_usage): Likewise. Generate
791 DW_TAG_unspecified_type for any LANG_TYPE.
793 2010-05-12 Jan Hubicka <jh@suse.cz>
795 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
797 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
798 (cgraph_clone_edge): Update.
799 (cgraph_node_remove_callees): Remove indirect calls too.
800 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
801 (cgraph_create_indirect_edge): Update prototype.
802 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
803 is_proper_for_analysis.
804 (add_new_function, visited_nodes, function_insertion_hook_holder,
805 get_local_reference_vars_info, mark_address_taken, mark_address,
806 mark_load, mark_store, check_asm_memory_clobber, check_call,
807 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
808 (ipa_init): Do not initialize visited_nodes;
809 function_insertion_hook_holder.
810 (analyze_variable): Rewrite.
811 (analyze_function): Rewrite.
812 (copy_local_bitmap): Remove.
813 (duplicate_node_dat): Do not duplicate local info.
814 (generate_summary): Simplify to only walk cgraph.
815 (write_node_summary_p, ipa_reference_write_summary,
816 ipa_reference_read_summary): Remove.
817 (propagate): Do not remove function insertion;
819 (pass_ipa_reference): NULLify summary handling fields.
820 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
821 (input_edge): Input ecf_flags.
822 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
823 (update_indirect_edges_after_inlining): Ignore edges with unknown
826 2010-05-12 Sriraman Tallam <tmsriram@google.com>
828 * implicit-zee.c: New file.
829 * tree-pass.h (pass_implicit_zee): Declare.
830 * passes.c (init_optimization_passes): Add zee pass.
831 * common.opt (fzee): New flag.
832 * timevar.def (TV_ZEE): Define.
833 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
835 * Makefile.in (implicit-zee.o): Add new build file.
837 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
838 Nathan Froyd <froydnj@codesourcery.com>
840 * c-common.c (sync_resolve_params): Remove write-only variable.
842 2010-05-12 Anatoly Sokolov <aesok@post.ru>
844 * target.h (struct gcc_target): Add mode_dependent_address_p field.
845 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
846 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
847 * targhooks.c (default_mode_dependent_address_p): New function.
848 * targhooks.h (default_mode_dependent_address_p): Declare function.
849 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
850 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
851 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
852 target hook. Change return type to bool.
853 * recog.h: (mode_dependent_address_p): Change return type to bool.
855 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
856 Nathan Froyd <froydnj@codesourcery.com>
858 * tree-mudflap.c (build_function_type_0, build_function_type_1,
859 build_function_type_2, build_function_type_3): Remove.
860 (mudflap_init): Use build_function_type_list.
862 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
863 Nathan Froyd <froydnj@codesourcery.com>
865 * coverage.c (build_fn_info_value): Call build_constructor instead of
866 build_constructor_from_list.
867 (build_ctr_info_value): Likewise.
868 (build_gcov_info): Likewise.
870 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
872 * tree.c (build_constructor): Compute TREE_CONSTANT for the
873 resultant constructor.
874 (build_constructor_single): Don't set TREE_CONSTANT.
875 (build_constructor_from_list): Don't compute TREE_CONSTANT.
877 2010-05-12 Jan Hubicka <jh@suse.cz>
879 * cgraph.h (struct varpool_node): Add aux.
880 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
881 * varpool.c (varpool_remove_node): Do not remove initializer.
882 (varpool_reset_queue): Export.
883 (varpool_finalize_decl): Volatile vars are forced to be output.
884 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
886 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
887 process_references, varpool_can_remove_if_no_refs): New functions.
888 (cgraph_remove_unreachable_nodes): Handle variables too.
890 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
893 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
895 2010-05-12 Jakub Jelinek <jakub@redhat.com>
898 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
899 change value of ORT_TASK.
900 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
901 (omp_notice_threadprivate_variable): New function.
902 (omp_notice_variable): Call it for threadprivate variables.
903 If enclosing ctx is a task, print enclosing task rather than
904 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
905 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
906 if task has untied clause.
909 * dwarf2out.c (base_type_die): Don't add name attribute here.
910 (modified_type_die): Instead of sizetype use
911 its underlying original type. If a DW_TAG_base_type doesn't
912 have name added, add __unknown__.
913 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
914 always call force_type_die instead.
916 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
918 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
919 for __stack_chk_guard.
921 2010-05-11 Jakub Jelinek <jakub@redhat.com>
923 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
924 don't call start_source_file debug hook here...
925 (finish_options): ... but here, after outputting predefined and
926 command line defines and undefs.
929 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
931 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
932 optimizing away empty bb with no successors, move over its
933 footer chain to fallthru predecessor.
934 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
935 (rtl_split_edge): For asm goto call patch_jump_insn even if
936 splitting fallthru edge.
939 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
940 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
941 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
942 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
946 * c-parser.c (c_parser_expression): Mark LHS of a comma
947 expression as read if it is a decl, handled component or
948 COMPOUND_EXPR with that on the RHS.
949 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
950 if it is a decl or handled component.
952 2010-05-11 Jan Hubicka <jh@suse.cz>
954 * lto-symtab.c (lto_symtab_free): New function.
955 * lto-streamer.h (lto_symtab_free): Declare.
957 2010-05-11 Jan Hubicka <jh@suse.cz>
959 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
960 that if function is needed it is reachable.
961 (lto_output_node): See if it the function is reachable or referenced.
962 (output_cgraph): Update call of lto_output_node.
963 * lto-streamer.h (reachable_from_other_partition_p): Declare.
965 2010-05-11 Jan Hubicka <jh@suse.cz>
967 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
970 2010-05-11 Jan Hubicka <jh@suse.cz>
972 PR tree-optimize/44063
973 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
975 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
977 (estimate_function_body_sizes): Compute sizes even when disregarding.
979 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
981 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
983 2010-05-11 Jan Hubicka <jh@suse.cz>
985 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
988 2010-05-11 Jan Hubicka <jh@suse.cz>
990 * matrix-reorg.c (matrix_reorg): Rebuild edges.
992 2010-05-11 Jan Hubicka <jh@suse.cz>
994 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
995 lto_streamer_cache_delete): Put nodes into heap.
996 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
999 2010-05-11 Jan Hubicka <jh@suse.cz>
1001 * cgraphbuild.c (cgraph_rebuild_references): New.
1002 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1004 * cgraph.h (cgraph_rebuild_references): Declare.
1005 * tree-inline.c (tree_function_versioning): Use it.
1006 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1008 2010-05-11 Jan Hubicka <jh@suse.cz>
1010 * cgraph.c: Include ipa-utils.h
1011 (cgraph_create_virtual_clone): Update references.
1012 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1014 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1016 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1017 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1020 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1022 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1024 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1026 * gcc.c (execute): For -### don't quote arguments that
1027 contain just alphanumerics and _/-. characters.
1028 * doc/invoke.texi: Document that change for -###.
1031 * df-problems.c (struct dead_debug): Add to_rescan field.
1032 (dead_debug_init): Clear to_rescan field.
1033 (dead_debug_finish): Rescan all debug insns in to_rescan
1034 bitmap and free the bitmap.
1035 (dead_debug_insert_before): Instead of rescanning debug insns
1036 immediately queue their rescanning until dead_debug_finish.
1037 (df_note_bb_compute): After dead_debug_add do continue instead
1040 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1043 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1044 clear also INSN_REG_USE_LIST.
1046 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1048 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1050 2010-05-10 Jan Hubicka <jh@suse.cz>
1052 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1055 2010-05-10 Jan Hubicka <jh@suse.cz>
1057 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1059 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1060 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1061 (lto_streamer_cache_create): Init alloc pool.
1062 (lto_streamer_cache_delete): Free alloc pool.
1063 * lto-streamer.h: Include alloc pool.
1064 (lto_streamer_cache_d): Use alloc pool.
1065 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1067 2010-05-10 Jan Hubicka <jh@suse.cz>
1069 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1070 * cgraphbuild.c: Include except.h
1071 (record_type_list, record_eh_tables): New function.
1072 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1074 2010-05-10 Jan Hubicka <jh@suse.cz>
1076 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1077 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1080 2010-05-10 Michael Matz <matz@suse.de>
1082 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1083 (can_reassociate_p): Use FLOAT_TYPE_P.
1084 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1085 (vect_force_simple_reduction): ... this.
1086 * tree-parloops.c (gather_scalar_reductions): Use
1087 vect_force_simple_reduction.
1088 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1089 vect_is_simple_reduction, add modify argument, if true rewrite
1090 "a-b" into "a+(-b)".
1091 (vect_is_simple_reduction, vect_force_simple_reduction): New
1093 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1095 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1096 Vladimir Makarov <vmakarov@redhat.com>
1098 PR rtl-optimization/44012
1099 * ira-build.c (remove_unnecessary_allocnos): Nullify
1100 regno_allocno_map of the removed allocno.
1102 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1104 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1106 * configure: Regenerate.
1108 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1110 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1112 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1113 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1115 * configure: Regenerate.
1117 2010-05-10 Richard Guenther <rguenther@suse.de>
1119 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1120 marked if the entry identifier is marked.
1122 2010-05-10 Richard Guenther <rguenther@suse.de>
1124 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1125 (handle_fnspec_attribute): New function.
1126 * gimple.h (gimple_call_return_flags): Declare.
1127 (gimple_call_arg_flags): Likewise.
1128 * gimple.c (gimple_call_arg_flags): New function.
1129 (gimple_call_return_flags): Likewise.
1130 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1132 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1134 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1135 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1137 (make_heapvar_for): ... this new function.
1138 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1139 (handle_lhs_call): Likewise.
1140 (find_func_aliases): Adjust.
1142 2010-05-10 Richard Guenther <rguenther@suse.de>
1144 PR tree-optimization/44050
1145 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1147 2010-05-10 Wei Guozhi <carrot@google.com>
1150 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1152 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1155 * c-typeck.c (lookup_field): Take a type directly. Update
1157 (build_component_ref): Update call to lookup_field.
1158 (set_init_label): Use lookup_field to find initialized field.
1159 Handle returned list of fields like a sequence of designators.
1161 2010-05-09 Richard Guenther <rguenther@suse.de>
1164 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1165 handle &FUNCTION_DECL.
1167 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1170 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1171 structures and unions recursively.
1172 (detect_field_duplicates): Move duplicate detection with a hash to
1173 detect_field_duplicates_hash. Always use a hash if anonymous
1174 structures or unions are present.
1175 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1178 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1181 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1182 detect Atom, Core 2 and Core i7.
1184 2010-05-09 Richard Guenther <rguenther@suse.de>
1186 * gcc.c (store_arg): Handle temporary file deletion for
1189 2010-05-09 Richard Guenther <rguenther@suse.de>
1192 * ipa-inline.c (estimate_function_body_sizes): Return after
1193 disregarding inline limits.
1195 2010-05-09 Richard Guenther <rguenther@suse.de>
1197 * gcc.c (store_arg): Revert last change.
1199 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1202 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1203 (optimize_ops_list): Call it.
1205 2010-05-08 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/44030
1208 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1209 NECESSARY flag if we propagate from a inserted expression.
1211 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1213 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1214 domain types as equal if they are both PLACEHOLDER_EXPRs.
1216 2010-05-08 Richard Guenther <rguenther@suse.de>
1218 * lto-wrapper.c (run_gcc): Remove linker output from
1219 command line for LTRANS invocation.
1221 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1223 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1224 lto-macho as lto_binary_reader.
1225 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1226 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1227 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1228 in lto_start and lto_end calls.
1229 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1231 (scan_prog_file): Update is_elf_or_coff call.
1232 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1234 * collect2.c (main): Fix enum comparison.
1236 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1238 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1239 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1240 and TARGET_ASM_LTO_END.
1241 * darwin.c: Include obstack.h and lto-streamer.h.
1242 (lto_section_names_offset, lto_section_names_obstack,
1243 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1245 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1246 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1247 to a temporary file.
1248 (darwin_asm_lto_end): New function. Restore asm_out_file.
1249 (darwin_asm_named_section): For LTO sections, replace the name with
1250 the offset of the section name in a string table, and build this
1252 (darwin_file_start): Initialize global vars for LTO support.
1253 (darwin_file_end): If output to asm_out_file was redirected, append it
1254 to the proper asm_out_file here. Add the section names section.
1256 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1258 * c-pragma.c (pending_weak_d, pending_weak): New.
1259 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1260 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1261 handle_pragma_weak): Update the uses of pending_weaks.
1263 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1265 PR documentation/44016
1266 * doc/standards.texi (Standards): Link to unversioned
1267 cxx0x_status.html page.
1269 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1272 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1273 in addition to TREE_USED, to avoid "set but unused" warnings.
1275 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1277 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1278 (is_loop_prefetching_profitable): Do not insert prefetches
1279 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1280 times the prefetch ahead distance.
1282 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1284 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1285 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1286 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1289 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1291 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1292 a diagnostic info when the insn-to-mem ratio is too small.
1294 2010-05-07 Richard Guenther <rguenther@suse.de>
1296 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1298 (store_arg): Queue temp_filename for deletion instead of
1301 2010-05-07 Richard Guenther <rguenther@suse.de>
1303 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1304 (run_gcc): Handle LTRANS phase invocation.
1305 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1307 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1309 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1310 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1312 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1314 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1316 2010-05-07 Richard Guenther <rguenther@suse.de>
1318 PR tree-optimization/44020
1319 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1320 code when PRE is not yet initialized.
1322 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1324 * config/mips/dbxmdebug.h: Remove.
1325 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1327 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1329 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1330 with null pointer and also warn about ordered comparison of zero with
1333 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1335 * graphite-blocking.c
1336 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1337 * graphite-clast-to-gimple.c
1338 (clast_to_gcc_expression): Same.
1339 (precision_for_value): Same.
1340 (precision_for_interval): Same.
1341 (gcc_type_for_interval): Same.
1342 (graphite_create_new_guard): Same.
1343 (compute_bounds_for_level): Same.
1344 (graphite_create_new_loop_guard): Same.
1345 * graphite-interchange.c
1346 (build_linearized_memory_access): Same.
1347 (pdr_stride_in_loop): Same.
1348 (memory_strides_in_loop_1): Same.
1349 (memory_strides_in_loop): Same.
1350 (extend_scattering): Same.
1351 (psct_scattering_dim_for_loop_depth): Same.
1352 (pbb_number_of_iterations): Same.
1354 (debug_iteration_domains): Same.
1356 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1357 (ppl_set_inhomogeneous_gmp): Same.
1358 (ppl_strip_loop): Same.
1359 (ppl_lexico_compare_linear_expressions): Same.
1360 (ppl_read_polyhedron_matrix): Same.
1361 (ppl_max_for_le_pointset): Same.
1363 (ppl_read_polyhedron_matrix): Same.
1364 (tree_int_to_gmp): Same.
1365 (gmp_cst_to_tree): Same.
1366 (ppl_set_inhomogeneous): Same.
1367 (ppl_set_inhomogeneous_tree): Same.
1368 (ppl_set_coef): Same.
1369 (ppl_set_coef_tree): Same.
1370 * graphite-sese-to-poly.c
1371 (build_pbb_scattering_polyhedrons): Same.
1372 (build_scop_scattering): Same.
1373 (scan_tree_for_params_right_scev): Same.
1374 (scan_tree_for_params): Same.
1375 (find_params_in_bb): Same.
1376 (find_scop_parameters): Same.
1377 (add_upper_bounds_from_estimated_nit): Same.
1378 (build_loop_iteration_domains): Same.
1379 (add_condition_to_domain): Same.
1380 (pdr_add_memory_accesses): Same.
1382 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1384 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1385 CLooG's value_* macros to their respective mpz_* counterparts.
1386 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1387 (graphite_create_new_loop_guard): Same.
1388 * graphite-interchange.c (build_linearized_memory_access): Same.
1389 (pdr_stride_in_loop): Same.
1390 (memory_strides_in_loop_1): Same.
1391 (1st_interchange_profitable_p): Same.
1392 * graphite-poly.c (extend_scattering): Same.
1393 (psct_scattering_dim_for_loop_depth): Same.
1394 (pbb_number_of_iterations): Same.
1395 (pbb_number_of_iterations_at_time): Same.
1396 * graphite-poly.h (new_1st_loop): Same.
1397 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1398 (oppose_constraint): Same.
1399 (insert_constraint_into_matrix): Same.
1400 (ppl_set_inhomogeneous_gmp): Same.
1401 (ppl_set_coef_gmp): Same.
1402 (ppl_strip_loop): Same.
1403 (ppl_lexico_compare_linear_expressions): Same.
1404 (ppl_max_for_le_pointset): Same.
1405 (ppl_min_for_le_pointset): Same.
1406 (ppl_build_realtion): Same.
1407 * graphite-ppl.h (gmp_cst_to_tree): Same.
1408 (ppl_set_inhomogeneous): Same.
1409 (ppl_set_inhomogeneous_tree): Same.
1410 (ppl_set_coef): Same.
1411 (ppl_set_coef_tree): Same.
1412 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1413 (build_scop_scattering): Same.
1414 (add_value_to_dim): Same.
1415 (scan_tree_for_params_right_scev): Same.
1416 (scan_tree_for_params_int): Same.
1417 (scan_tree_for_params): Same.
1418 (find_params_in_bb): Same.
1419 (find_scop_parameters): Same.
1420 (add_upper_bounds_from_estimated_nit): Same.
1421 (build_loop_iteration_domains): Same.
1422 (create_linear_expr_from_tree): Same.
1423 (add_condition_to_domain): Same.
1424 (pdr_add_memory_accesses): Same.
1426 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1427 Jason Merrill <jason@redhat.com>
1429 * c-common.c (c_common_reswords): Add nullptr.
1430 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1431 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1432 (gen_type_die_with_usage): Likewise.
1433 * dbxout.c (dbxout_type): Likewise.
1434 * sdbout.c (plain_type_1): Likewise.
1436 2010-05-06 Jason Merrill <jason@redhat.com>
1438 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1439 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1441 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1443 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1444 stripping WITH_SIZE_EXPR.
1445 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1448 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1450 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1451 list of obsolete configurations.
1452 Disabled check for obsolete configurations.
1453 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1454 Removed support for previous versions.
1455 * config/mips/iris.h: Removed.
1456 * config/mips/iris5.h: Removed.
1457 * config/mips/iris6.h: Merged old iris.h contents.
1458 (TARGET_IRIX): Removed.
1459 (DRIVER_SELF_SPECS): Removed mabi=32.
1460 (IDENT_ASM_OP): Removed undef.
1461 (STARTFILE_SPEC): Removed mabi=32.
1462 (ENDFILE_SPEC): Likewise.
1463 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1464 (MACHINE_TYPE): Update for IRIX 6.5.
1465 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1466 TARGET_IRIX by TARGET_IRIX6.
1467 (mips_file_start): Likewise.
1468 (mips_output_external): Remove IRIX 5/6 O32 support.
1469 (mips_output_function_prologue): Likewise.
1470 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1472 (TARGET_CPU_CPP_BUILTINS): Likewise.
1473 (TARGET_IRIX): Removed.
1474 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1475 (MULTILIB_DIRNAMES): Removed 32.
1476 (MULTILIB_OSDIRNAMES): Removed ../lib.
1477 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1478 (Specific, mips-sgi-irix5): Document removal.
1479 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1480 Remove references to older IRIX 6 releases and the O32 ABI.
1482 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1485 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1486 instead of DF_REF_REAL_REG.
1488 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1491 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1492 handling to still return true for x64 targets.
1494 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1496 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1498 2010-05-06 Jan Hubicka <jh@suse.cz>
1500 PR tree-optimization/43791
1501 * ipa-inline.c (update_caller_keys): Remove bogus
1502 disregard_inline_limits check.
1504 2010-05-06 Michael Matz <matz@suse.de>
1506 PR tree-optimization/43984
1507 * tree-ssa-pre.c (inserted_phi_names): Remove.
1508 (inserted_exprs): Change to bitmap.
1509 (create_expression_by_pieces): Set bits, don't append to vector.
1510 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1511 (eliminate): Don't look at inserted_phi_names, remove deleted
1512 insns from inserted_exprs.
1513 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1514 (init_pre, fini_pre): Allocate and free bitmaps.
1515 (execute_pre): Insert insns on edges before elimination.
1517 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1519 * tree.c (initializer_zerop): Handle STRING_CST.
1521 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1524 * doc/invoke.texi (Wimplicit): Document as C only.
1525 * opts.c (common_handle_option): Add argument kind.
1526 (handle_option): Rename as read_cmdline_option. Factor out code to...
1527 (handle_option): ... here. New.
1528 (handle_options): Rename as read_cmdline_options.
1529 (decode_options): Update call.
1530 (set_option): Use option index instead of option pointer. Classify
1531 diagnostics correctly.
1532 (enable_warning_as_error): Call handle_option.
1533 * opts.h (set_option): Update declaration.
1534 (handle_option): Declare.
1535 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1536 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1537 * c-opts.c (set_Wimplicit): Delete.
1538 (c_family_lang_mask): New static constant.
1539 (c_common_handle_option): Add argument kind. Use handle_option
1540 instead of set_Wimplicit.
1541 (c_common_post_options): warn_implicit and warn_implicit_int
1542 are disabled by default.
1543 * c-common.c (warn_implicit): Do not define here.
1544 * c-common.h (warn_implicit): Do not declare here.
1545 (c_common_handle_option): Update declaration.
1546 * lto-opts.c (lto_reissue_options): Update call to set_option.
1548 2010-05-06 Richard Guenther <rguenther@suse.de>
1550 PR tree-optimization/43571
1551 * domwalk.c (walk_dominator_tree): Walk the dominator
1552 sons in more optimal order.
1554 2010-05-06 Richard Guenther <rguenther@suse.de>
1556 PR tree-optimization/43934
1557 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1558 (stmt_cost): Likewise.
1559 (extract_true_false_args_from_phi): New helper.
1560 (determine_max_movement): For PHI nodes verify we can hoist them
1561 and compute their cost.
1562 (determine_invariantness_stmt): Handle PHI nodes.
1563 (move_computations_stmt): Likewise. Hoist PHI nodes in
1564 if-converted form using COND_EXPRs.
1565 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1566 (tree_ssa_lim): Likewise.
1567 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1568 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1570 2010-05-06 Richard Guenther <rguenther@suse.de>
1572 PR tree-optimization/43987
1573 * tree-ssa-structalias.c (could_have_pointers): For possibly
1574 address-taken variables force pointers to be recorded.
1575 (create_variable_info_for_1): Likewise.
1576 (push_fields_onto_fieldstack): Pass in wheter all fields
1578 (find_func_aliases): Query types instead of vars whether
1579 they contain pointers where appropriate.
1581 2010-05-06 Jan Hubicka <jh@suse.cz>
1583 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1584 (record_reference, mark_address, mark_load, mark_store): Record
1586 (record_references_in_initializer): Update call of record_references.
1587 (rebuild_cgraph_edges): Remove all references before rebuiding.
1588 * cgraph.c (cgraph_create_node): Clear ref list.
1589 (cgraph_remove_node): Remove references.
1590 (dump_cgraph_node): Dump references.
1591 (cgraph_clone_node): Clone references.
1592 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1593 (struct cgraph_node, varpool_node): Add ref_lst.
1594 * ipa-ref.c: New file.
1595 * ipa-ref.h: New file.
1596 * ipa-ref-inline.h: New file.
1597 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1598 (referenced_from_other_partition_p): New function.
1599 (lto_output_varpool_node): Take set arugment; call
1600 referenced_from_other_partition.
1601 (lto_output_ref): New.
1602 (add_references): New.
1604 (output_cgraph): Compute boundary based on references; output refs.
1605 (output_varpool): Accept cgraph_node_set argument.
1608 (input_cgraph): Call input_refs.
1609 * lto-section-in.c (lto_section_name): Add refs.
1610 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1611 (ipa-ref.o): New file.
1612 * varpool.c (varpool_node): Clear ipa ref list.
1613 (varpool_remove_node): Remove references.
1614 (dump_varpool_node): Dump references.
1615 (varpool_assemble_decl): Only compile finalized ones.
1616 (varpool_extra_name_alias): Initialize ref list.
1617 * lto-streamer.c (lto-get_section_name): Add .refs section.
1618 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1619 (referenced_from_other_partition_p): Declared.
1621 2010-05-06 Ira Rosen <irar@il.ibm.com>
1623 PR tree-optimization/43901
1624 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1625 type is not NULL if it's transformation phase, and return
1626 FALSE if it's analysis.
1627 (vectorizable_conversion, vectorizable_operation,
1628 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1630 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1632 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1634 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1636 * config/mips/mips-protos.h
1637 (mips_small_register_classes_for_mode_p): Delete prototype.
1639 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1641 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1642 * config/arm/arm.c (multiple_operation_profitable_p,
1643 compute_offset_order): New static functions.
1644 (load_multiple_sequence, store_multiple_sequence): Use them.
1645 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1646 memory offsets, not register numbers.
1647 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1649 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1651 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1652 (get_pending_sizes, put_pending_size, put_pending_sizes):
1653 Update the uses of pending_sizes.
1654 * c-decl.c (store_parm_decls): Likewise.
1655 * c-tree.h (struct c_arg_info): Likewise.
1656 * tree.h: Update the prototype for get_pending_sizes and
1659 2010-05-05 Jason Merrill <jason@redhat.com>
1662 * c-common.c (handle_aligned_attribute): Respect
1663 ATTR_FLAG_TYPE_IN_PLACE.
1666 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1667 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1668 (TARGET_INITIALIZER): Use it.
1669 * c-common.c (attribute_takes_identifier_p): Call it.
1670 * c-common.h: Update prototype.
1671 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1672 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1674 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1677 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1678 DW_ID_down_case for Fortran compilation units.
1680 2010-05-05 Jan Hubicka <jh@suse.cz>
1682 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1685 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1687 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1688 a variable-sized RESULT_DECL.
1690 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1692 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1694 2010-05-05 Jason Merrill <jason@redhat.com>
1697 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1699 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1701 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1702 Jakub Jelinek <jakub@redhat.com>
1705 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1706 (dead_debug_init, dead_debug_finish): New functions.
1707 (dead_debug_add, dead_debug_insert_before): Likewise.
1708 (df_note_bb_compute): Initialize a dead_debug object, add dead
1709 debug uses to it, insert debug bind insns before death insns,
1710 reset debug insns that refer to pending uses at the end.
1711 * rtl.h (make_debug_expr_from_rtl): New prototype.
1712 * varasm.c (make_debug_expr_from_rtl): New function.
1714 2010-05-05 Jan Hubicka <jh@suse.cz>
1716 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1717 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1718 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1719 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1720 lto_varpool_encoder_encode_initializer_p,
1721 lto_set_varpool_encoder_encode_initializer): New functions.
1722 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1723 call output_varpool.
1724 (input_varpool_node): Do not always set analyzed.
1725 (input_cgraph_1): Return vector of cgraph nodes.
1726 (input_varpool_1): Return vector of varpools.
1727 (input_cgraph): Free the vectors.
1728 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1729 output only initializers needed.
1730 (lto_output): Only call output_cgraph.
1731 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1732 * lto-section-out.c (lto_new_out_decl_state): Initialize
1733 state->varpool_node_encoder.
1734 * lto-streamer.h (lto_varpool_encoder_d): New.
1735 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1736 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1737 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1738 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1739 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1741 (output_varpool, input_varpool): Remove declarations.
1743 2010-05-05 Jan Hubicka <jh@suse.cz>
1745 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1746 with body can prevail.
1748 2010-05-05 Jan Hubicka <jh@suse.cz>
1750 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1753 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1755 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1757 * gengtype.h (erro_at_line): Constify pos argument.
1759 * gengtype.c: Include hashtab.h.
1760 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1761 (error_at_line): Constify pos argument.
1762 (do_typedef): Initialize p->opt field.
1763 (get_file_gtfilename): Fix comment typo.
1764 (struct walk_type_data): Constify line field.
1765 (get_output_file_for_structure): New function.
1766 (write_local_func_for_structure): Constify orig_s argument.
1767 Use get_output_file_for_structure.
1768 (write_func_for_structure): Use get_output_file_for_structure.
1769 (INDENT): New define.
1770 (dump_pair, dump_type, dump_type_list, dump_typekind)
1771 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1772 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1774 (seen_types): New variable.
1775 (main): New variable do_dump. Process "-d" command line option.
1776 Call dump_everything if dump requested.
1778 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1780 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1781 in a temporary instead of invoking the macro multiple times.
1782 (track_expr_p): Likewise.
1784 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1786 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1788 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1789 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1790 conditions for printing notes.
1791 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1792 true, update documentation.
1793 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1795 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1798 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1801 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1804 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1805 (*sse_prologue_save_insn1): Likewise.
1806 (SSE prologue save splitter): Likewise.
1808 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1810 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1811 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1812 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1813 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1814 all decls. Call it on DECL_FIELD_OFFSET of fields.
1815 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1816 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1818 2010-05-04 Martin Jambor <mjambor@suse.cz>
1820 * tree-sra.c (build_access_from_expr_1): The first parameter type
1821 changed to simple tree.
1822 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1823 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1825 (build_accesses_from_assign): Removed all parameters except for a
1826 simple gimple statement. Now returns a simple bool.
1827 (scan_function): All non-analysis parts moved to separate functions
1828 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1829 parameters and updated both callers.
1830 (sra_modify_expr): Removed parameter data.
1831 (sra_modify_function_body): New function.
1832 (perform_intra_sra): Call sra_modify_function_body to modify the
1834 (replace_removed_params_ssa_names): Parameter data changed into
1836 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1837 changed the parameter dont_convert to convert with the opposite
1839 (sra_ipa_modify_assign): Parameter data changed into adjustments
1840 vector, return value changed to bool.
1841 (ipa_sra_modify_function_body): New function.
1842 (sra_ipa_reset_debug_stmts): Updated a comment.
1843 (modify_function): Use ipa_sra_modify_function_body to modify function
1846 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1849 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1850 (canon_true_dependence): Likewise.
1851 (write_dependence_p): Likewise.
1853 2010-05-04 Jan Hubicka <jh@suse.cz>
1855 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1856 * cgraphbuild.c: Include ipa-utils.h
1857 (record_reference_ctx): New struct.
1858 (record_reference): Simplify to work on initializers; not statements.
1859 (mark_address, mark_load, mark_store): New.
1860 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1862 (record_references_in_initializer): Update use of record_reference.
1863 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1866 2010-05-04 Jan Hubicka <jh@suse.cz>
1868 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1869 node will be removed anyway.
1870 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1871 relink aliases of node into prevailing node.
1872 * varpool.c (varpool_remove_node): Remove aliases properly;
1873 when removing node, remove all its aliases too; remove DECL_INITIAL
1874 of removed node; ggc_free the varpool node.
1876 2010-05-04 Richard Guenther <rguenther@suse.de>
1878 PR tree-optimization/43879
1879 * tree-ssa-structalias.c (alias_get_name): Use
1880 DECL_ASSEMBLER_NAME if available.
1881 (create_function_info_for): Return the varinfo node.
1882 (ipa_pta_execute): Associate same-body aliases and extra names
1883 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1885 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1887 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1889 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1892 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1893 only if HONOR_REG_ALLOC_ORDER is not defined.
1895 2010-05-04 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/43949
1898 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1901 2010-04-26 Jason Merrill <jason@redhat.com>
1903 * c.opt (-fstrict-enums): New.
1904 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1906 2010-05-03 David Ung <davidu@mips.com>
1907 James E. Wilson <wilson@codesourcery.com>
1909 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1910 emit the trap instruction before the divide for TUNE_74K.
1912 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1914 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1915 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1916 based on the above, for new target hook.
1918 * hooks.c (hook_bool_mode_true): New generic hook.
1919 * hooks.h (hook_bool_mode_true): Add prototype.
1921 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1923 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1924 target hook, set to hook_bool_mode_false.
1925 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1926 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1927 with targetm.small_register_classes_for_mode_p.
1928 (find_reusable_reload): Likewise.
1929 (combine_reloads): Likewise.
1930 * reload1.c (reload_as_needed): Likewise.
1931 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1932 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1933 dead_or_predicable): Likewise.
1934 * regmove.c (optimize_reg_copy_1): Likewise.
1935 * calls.c (prepare_call_address): Likewise.
1936 (precompute_register_parameters): Likewise.
1938 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1940 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1941 implementation of the hook that considers all register classes
1942 small except for SH64.
1943 (sh_override_options): Use the new hook.
1944 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1947 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1949 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1950 implementation of the hook that considers all register classes
1952 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1955 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1957 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1958 implementation of the hook that considers all register classes
1960 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1963 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1965 * config/m32c/m32c.h: Likewise.
1966 * config/pdp11/pdp11.h: Likewise.
1967 * config/avr/avr.h: Likewise.
1968 * config/xtensa/xtensa.h: Likewise.
1969 * config/m68hc11/m68hc11.h: Likewise.
1970 * config/mn10300/mn10300.h: Likewise.
1971 * config/mcore/mcore.h: Likewise.
1972 * config/h8300/h8300.h: Likewise.
1973 * config/bfin/bfin.h: Likewise.
1975 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1976 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1978 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1980 * double-int.h (tree_to_double_int): Remove macro.
1981 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1982 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1983 (tree_to_double_int): New function.
1984 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1986 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1988 2010-05-03 Richard Guenther <rguenther@suse.de>
1990 PR tree-optimization/43971
1991 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1992 constraints in the !flag_delete_null_pointer_checks case.
1994 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1997 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1998 result mode matches original rtl mode.
2000 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2003 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2005 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2007 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2008 when processing flag options.
2010 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2012 * gcov-iov.c (main): Change format string placeholder
2013 from %#08x to 0x%08x.
2014 * genchecksum.c (dosum): Change format string placeholder
2015 from %#02x to 0x%02x.
2017 2010-05-02 Richard Guenther <rguenther@suse.de>
2019 PR tree-optimization/43879
2020 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2022 2010-05-02 Bruno Haible <bruno@clisp.org>
2024 * doc/extend.texi (Function Attributes): Fix a typo.
2026 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2029 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2030 placeholder from 0x%x to %#x.
2031 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2032 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2033 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2034 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2035 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2036 * config/i386/i386.c (ix86_target_string): Ditto.
2037 * config/i386/i386.c (output_pic_addr_const): Ditto.
2038 (print_operand): Ditto.
2040 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2042 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2043 placeholder from 0x%x to %#x.
2044 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2045 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2046 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2047 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2048 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2049 * optc-gen.awk: Ditto.
2050 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2051 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2052 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2053 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2055 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2057 * target.h (struct calls): Add function_value_regno_p field.
2058 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2059 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2060 * targhooks.c (default_function_value_regno_p): New function.
2061 * targhooks.h (default_function_value_regno_p): Declare function.
2062 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2063 * builtins.c. (apply_result_size): (Ditto.).
2064 * combine.c. (likely_spilled_retval_p): (Ditto.).
2065 * mode-switching.c. Include 'target.h'.
2066 (create_pre_exit): Use function_value_regno_p hook.
2067 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2068 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2069 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2071 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2072 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2073 (ix86_function_value_regno_p): Declare as static, change argument
2074 type to const unsigned int.
2075 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2077 2010-05-01 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/43949
2080 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2082 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2084 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2086 * rtl.h (CONST_DOUBLE_P): Define.
2087 (rtx_to_double_int): Declare.
2088 * emit-rtl.c (rtx_to_double_int): New function.
2089 * dwarf2out.c (insert_double): New function.
2090 (loc_descriptor, add_const_value_attribute): Clean up, use
2091 rtx_to_double_int and insert_double functions.
2093 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2095 * doc/extend.texi (Inline): Add missing return keyword to examples.
2096 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2099 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2101 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2102 the variable part of the offset as well. Use highest_pow2_factor for
2103 all alignment checks.
2105 2010-04-30 Richard Guenther <rguenther@suse.de>
2107 PR tree-optimization/43879
2108 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2111 2010-04-30 Jan Hubicka <jh@suse.cz>
2113 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2115 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2117 2010-04-30 Jan Hubicka <jh@suse.cz>
2119 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2121 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2122 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2123 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2124 cgraph_node_set_needs_ltrans_p): Remove.
2126 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2128 * sdbout.c: Include vec.h, do not include varray.h.
2129 (deferred_global_decls, sdbout_global_decl,
2130 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2131 * toplev.c: Do not include varray.h.
2132 (dump_memory_report): Do not dump VARRAY statistics.
2133 * gengtype.c (open_base_file): Ignore varray.h.
2134 * Makefile.in: Update for abovementioned changes.
2135 Remove all traces of varray.c and varray.h.
2136 * varray.c: Remove file.
2137 * varray.h: Remove file.
2139 2010-04-30 Jan Hubicka <jh@suse.cz>
2141 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2144 2010-04-30 Jan Hubicka <jh@suse.cz>
2146 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2149 2010-04-30 Richard Guenther <rguenther@suse.de>
2151 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2152 constraints for CONSTRUCTOR.
2154 2010-04-30 Richard Guenther <rguenther@suse.de>
2157 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2158 first after all lowering passes.
2160 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2162 * toplev.c: Include varray.h for statistics dumping.
2163 * tree.h: Do not declare varray_head_tag.
2164 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2165 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2166 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2167 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2168 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2169 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2170 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2171 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2173 * Makefile.in: Update for abovementioned changes.
2175 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2178 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2180 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2182 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2183 Use this function to do machine-specific conversion.
2184 (picochip_legitimize_reload_address): Likewise.
2185 (picochip_legitimate_address_p): Check valid base register only if
2187 (picochip_check_conditional_copy): Check for modw only if opnd is
2189 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2190 to call the function in c.
2191 * config/picochip/picochip-protos.h
2192 (picochip_legitimize_reload_address): Define.
2193 * config/picochip/picochip.md (supported_compare1): Define.
2195 2010-04-30 Jan Hubicka <jh@suse.cz>
2197 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2198 (cgraph_global_info): Remove inlined.
2199 (LTO_cgraph_tag_names): Remove.
2200 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2201 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2202 simplify cgraph tags and document.
2203 (lto_output_node): Use only LTO_cgraph_unavail_node and
2204 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2205 for_functions_valid, global info, process and output flags.
2206 (input_overwrite_node): Initialize estimated stack size and
2207 estimated growth. Do not read flags we no longer store.
2208 (input_node): Likewise do not read info no longer stored.
2209 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2212 2010-04-30 Richard Guenther <rguenther@suse.de>
2214 PR tree-optimization/43879
2215 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2216 handle non-zero initializers.
2218 2010-04-30 Richard Guenther <rguenther@suse.de>
2220 * builtins.c (fold_builtin_1): Delete free (0).
2222 2010-04-29 Jan Hubicka <jh@suse.cz>
2224 * gengtype.c (open_base_files): Add lto-streamer.h
2225 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2226 (pass_ipa_cp): GGC collect.
2227 * toplev. (compile_file): Do not output symbols.
2228 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2229 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2230 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2231 * lto-section-in.c: Include ggc.h
2232 (lto_new_in_decl_state): Alloc in GGC.
2233 (lto_delete_in_decl_state): Likewise.
2234 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2237 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2240 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2241 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2242 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2243 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2244 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2245 account only if HONOR_REG_ALLOC_ORDER is not defined.
2246 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2247 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2249 2010-04-29 Jon Grant <04@jguk.org>
2251 * collect2.c (vflag): Change type from int to bool.
2253 (helpflag): New global bool.
2254 (main): Set vflag and debug with boolean, not integer truth values.
2255 Accept new "--help" option and output usage text if found.
2256 * collect2.h (vflag): Update prototype.
2259 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2262 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2264 2010-04-29 Richard Guenther <rguenther@suse.de>
2267 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2268 with ATTRIBUTE_UNUSED.
2270 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2273 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2274 INSN_P with NONDEBUG_INSN_P.
2275 (distance_non_agu_define): Likewise.
2276 (distance_agu_use): Likewise.
2278 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2280 From Dominique d'Humieres <dominiq@lps.ens.fr>
2282 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2285 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2287 * plugin.h (invoke_plugin_callbacks): New inline function.
2288 * plugin.c (flag_plugin_added): New global flag.
2289 (add_new_plugin): Initialize above flag.
2290 (invoke_plugin_callbacks): Rename to ...
2291 (invoke_plugin_callbacks_full): ... this.
2293 2010-04-28 Jan Hubicka <jh@suse.cz>
2295 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2296 (lto_varpool_replace_node): New.
2297 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2298 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2299 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2300 * cgraph.h (varpool_node_ptr): New type.
2301 (varpool_node_ptr): New vector.
2302 (varpool_node_set_def): New structure.
2303 (varpool_node_set): New type.
2304 (varpool_node_set): New vector.
2305 (varpool_node_set_element_def): New structure.
2306 (varpool_node_set_element, const_varpool_node_set_element): New types.
2307 (varpool_node_set_iterator): New type.
2308 (varpool_node): Add prev pointers, add used_from_other_partition,
2310 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2311 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2312 varpool_get_node, varpool_remove_node): Declare.
2313 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2314 varpool_node_set_size): New inlines.
2315 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2316 * tree-pass.h (varpool_node_set_def): Forward declare.
2317 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2318 (ipa_write_optimization_summaries): Update prototype.
2319 * ipa-cp.c (ipcp_write_summary): Update.
2320 * ipa-reference.c (ipa_reference_write_summary): Update.
2321 * lto-cgraph.c (lto_output_varpool_node): New static function.
2322 (output_varpool): New function.
2323 (input_varpool_node): New static function.
2324 (input_varpool_1): New function.
2325 (input_cgraph): Input varpool.
2326 * ipa-pure-const.c (pure_const_write_summary): Update.
2327 * lto-streamer-out.c (lto_output): Update, output varpool too.
2328 (write_global_stream): Kill WPA hack.
2329 (produce_asm_for_decls): Update.
2330 (output_alias_pair_p): Handle variables.
2331 (output_unreferenced_globals): Output only needed partition of varpool.
2332 * ipa-inline.c (inline_write_summary): Update.
2333 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2335 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2336 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2337 varpool_node_set_new, varpool_node_set_add,
2338 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2339 debug_varpool_node_set): New functions.
2340 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2341 (execute_one_pass): Process new decls too.
2342 (ipa_write_summaries_2): Pass around vsets.
2343 (ipa_write_summaries_1): Likewise.
2344 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2346 (ipa_write_optimization_summaries_1): Pass around vsets.
2347 (ipa_write_optimization_summaries): Likewise.
2348 * varpool.c (varpool_get_node): New.
2349 (varpool_node): Update doubly linked lists.
2350 (varpool_remove_node): New.
2351 (dump_varpool_node): More dumping.
2352 (varpool_enqueue_needed_node): Update doubly linked lists.
2353 (decide_is_variable_needed): Kill ltrans hack.
2354 (varpool_finalize_decl): Kill lto hack.
2355 (varpool_assemble_decl): Skip decls in other partitions.
2356 (varpool_assemble_pending_decls): Update doubly linkes lists.
2357 (varpool_empty_needed_queue): Likewise.
2358 (varpool_extra_name_alias): Likewise.
2359 * lto-streamer.c (lto_get_section_name): Add vars section.
2360 * lto-streamer.h (lto_section_type): Update.
2361 (output_varpool, input_varpool): Declare.
2363 2010-04-28 Mike Stump <mikestump@comcast.net>
2365 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2367 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2369 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2370 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2371 (lto_input_ts_type_tree_pointers): Likewise.
2372 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2373 (lto_output_ts_type_tree_pointers): Likewise.
2375 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2377 Uniquization of constants at the Tree level
2378 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2379 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2381 (tree_output_constant_def): Declare.
2382 * gimplify.c (gimplify_init_constructor): When using block copy, first
2383 uniquize the constant constructor on the RHS.
2384 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2385 DECL_IN_CONSTANT_POOL flag.
2386 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2387 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2389 (assemble_variable): Deal with symbols belonging to the tree constant
2391 (get_constant_section): Add ALIGN parameter and simplify.
2392 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2393 (assemble_constant_contents): Use the expression of the VAR_DECL.
2394 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2395 (tree_output_constant_def): New global function.
2396 (mark_constant): Use the expression of the VAR_DECL.
2397 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2399 (output_object_block): Likewise and assemble the expression.
2401 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2403 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2404 hash_tree, eq_tree): New tree hash table.
2405 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2406 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2407 lto_orig_address_remove): Reimplement.
2409 2010-04-28 Xinliang David Li <davidxl@google.com>
2412 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2413 (compute_uninit_opnds_pos): New function.
2414 (is_non_loop_exit_postdominating): New function.
2415 (compute_control_dep_chain): New function.
2416 (find_pdom): New function.
2417 (convert_control_dep_chain_into_preds): New function.
2418 (find_predicates): New function.
2419 (find_control_equiv_block): New function.
2420 (collect_phi_def_edges): New function.
2421 (find_def_preds): New function.
2422 (find_dom): New function.
2423 (dump_predicates): New function.
2424 (get_cmp_code): New function.
2425 (is_value_included_in): New function.
2426 (find_matching_predicate_in_rest_chains): New function.
2427 (use_pred_not_overlap_with_undef_path_pred): New function.
2428 (is_use_properly_guarded): New function.
2429 (normalize_cond_1): New function.
2430 (is_and_or_or): New function.
2431 (normalize_cond): New function.
2432 (is_gcond_subset_of): New function.
2433 (is_subset_of_any): New function.
2434 (is_or_set_subset_of): New function.
2435 (is_and_set_subset_of): New function.
2436 (is_norm_cond_subset_of): New function.
2437 (is_pred_expr_subset_of): New function.
2438 (is_pred_chain_subset_of): New function.
2439 (is_included_in): New function.
2440 (is_superset_of): New function.
2441 (find_uninit_use): New function.
2442 (warn_uninitialized_phi): New function.
2443 (compute_possibly_undefined_names): New function.
2444 (ssa_undefined_value_p): New function.
2445 (execute_late_warn_uninitialized): New function.
2446 * tree-ssa.c (ssa_undefined_value_p): Removed.
2447 (warn_uninit): Changed to extern.
2448 (warn_uninitialized_phi): Removed.
2449 (warn_uninitialized_vars): Changed to extern.
2450 (execute_late_warn_uninitialized): Removed
2451 * tree-flow.h: Add new prototypes.
2452 * timevar.def: Add new time variable.
2453 * Makefile.in: Add new build file.
2455 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2457 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2460 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2463 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2465 2010-04-28 Martin Jambor <mjambor@suse.cz>
2467 * cgraph.h (struct cgraph_node): New field indirect_calls.
2468 (struct cgraph_indirect_call_info): New type.
2469 (struct cgraph_edge): Removed field indirect_call. New fields
2470 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2471 (cgraph_create_indirect_edge): Declare.
2472 (cgraph_make_edge_direct): Likewise.
2473 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2474 * ipa-prop.h (struct ipa_param_call_note): Removed.
2475 (struct ipa_node_params): Removed field param_calls.
2476 (ipa_create_all_structures_for_iinln): Declare.
2477 * cgraph.c: Described indirect edges and uids in initial comment.
2478 (cgraph_add_edge_to_call_site_hash): New function.
2479 (cgraph_edge): Search also among the indirect edges, use
2480 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2481 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2482 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2484 (initialize_inline_failed): Assign a reason to indirect edges.
2485 (cgraph_create_edge_1): New function.
2486 (cgraph_create_edge): Moved some functionality to
2487 cgraph_create_edge_1.
2488 (cgraph_create_indirect_edge): New function.
2489 (cgraph_edge_remove_callee): Add an assert checking for
2491 (cgraph_edge_remove_caller): Special-case indirect edges.
2492 (cgraph_remove_edge): Likewise.
2493 (cgraph_set_edge_callee): New function.
2494 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2495 (cgraph_make_edge_direct): New function.
2496 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2497 the declaration of the call statement matches.
2498 (cgraph_node_remove_callees): Special-case indirect edges.
2499 (cgraph_clone_edge): Likewise.
2500 (cgraph_clone_node): Clone also the indirect edges.
2501 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2502 indirect_call, dump count of indirect_calls edges.
2503 * ipa-prop.c (iinlining_processed_edges): New variable.
2504 (ipa_note_param_call): Create indirect edges instead of
2505 creating notes. New parameter node.
2506 (ipa_analyze_call_uses): New parameter node, pass it on to
2507 ipa_note_param_call.
2508 (ipa_analyze_stmt_uses): Likewise.
2509 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2510 (print_edge_addition_message): Work on edges rather than on notes.
2511 (update_call_notes_after_inlining): Likewise, renamed to
2512 update_indirect_edges_after_inlining.
2513 (ipa_create_all_structures_for_iinln): New function.
2514 (ipa_free_node_params_substructures): Do not free notes.
2515 (ipa_edge_duplication_hook): Propagate bits within
2516 iinlining_processed_edges bitmap.
2517 (ipa_node_duplication_hook): Do not duplicate notes.
2518 (free_all_ipa_structures_after_ipa_cp): Renamed to
2519 ipa_free_all_structures_after_ipa_cp.
2520 (free_all_ipa_structures_after_iinln): Renamed to
2521 ipa_free_all_structures_after_iinln.
2522 (ipa_write_param_call_note): Removed.
2523 (ipa_read_param_call_note): Removed.
2524 (ipa_write_indirect_edge_info): New function.
2525 (ipa_read_indirect_edge_info): Likewise.
2526 (ipa_write_node_info): Do not stream notes, do stream information
2528 (ipa_read_node_info): Likewise.
2529 (lto_ipa_fixup_call_notes): Removed.
2530 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2531 * ipa-inline.c (pass_ipa_inline): Likewise.
2532 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2533 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2534 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2536 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2538 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2539 (output_cgraph): Stream also indirect edges.
2540 (lto_output_edge): Added capability to stream indirect edges.
2541 (input_edge): Likewise.
2542 (input_cgraph_1): Likewise.
2543 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2546 2010-04-28 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/43879
2549 PR tree-optimization/43909
2550 * tree-ssa-structalias.c (struct variable_info): Add
2551 only_restrict_pointers flag.
2552 (new_var_info): Initialize it. Increment stats.total_vars here.
2553 (create_function_info_for): Do not increment stats.total_vars here.
2554 (get_function_part_constraint): Fix build with C++.
2555 (insert_into_field_list): Remove.
2556 (push_fields_onto_fieldstack): Properly merge fields.
2557 (create_variable_info_for): Split and simplify.
2558 (create_variable_info_for_1): New piece.
2559 (intra_create_variable_infos): Properly make restrict constraints
2562 2010-04-28 Richard Guenther <rguenther@suse.de>
2565 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2567 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2568 Jan Hubicka <hubicka@ucw.cz>
2570 * doc/invoke.texi (-Wsuggest-attribute=const,
2571 -Wsuggest-attribute=pure): Document.
2572 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2573 (function_always_visible_to_compiler_p,
2574 suggest_attribute, warn_function_pure, warn_function_const):
2576 (check_call): Improve debug info.
2577 (analyze_function): Do not check availability.
2578 (add_new_function): Check availability.
2579 (propagate): Output warnings.
2580 (skip_function_for_local_pure_const): New function.
2581 (local_pure_const): Use it; output warnings.
2582 * common.opt (Wsuggest-attribute=const,
2583 Wsuggest-attribute=pure): New.
2585 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2587 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2588 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2589 or DW_CFA_def_cfa_offset{,_sf}.
2591 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2593 * tree.h: Fix truncated long macros.
2595 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2597 * collect2.c (TARGET_64BIT): Redefine to target's default.
2598 * tlink.c: Likewise.
2599 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2600 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2601 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2602 for underscoring __USER_LABEL_PREFIX__.
2603 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2604 (SUB_LINK_ENTRY32): New.
2605 (SUB_LINK_ENTRY64): New.
2606 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2607 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2608 (SUB_LINK_ENTRY64): New.
2609 (SUB_LINK_ENTRY): New.
2610 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2611 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2612 x64 target is choosen.
2613 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2614 * configure: Regenerated.
2615 * configure.ac (leading-mingw64-underscores): Option added.
2617 2010-04-27 Jan Hubicka <jh@suse.cz>
2619 * doc/invoke.texi (-fipa-profile): Document.
2620 * opts.c (decode_options): Enable ipa-profile at -O1.
2621 * timevar.def (TV_IPA_PROFILE): Define.
2622 * common.opt (fipa-profile): Add.
2623 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2625 (cgraph_propagate_frequency): Handle only local ones.
2626 * tree-pass.h (pass_ipa_profile): Declare.
2627 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2628 (pass_ipa_profile): Use TV_IPA_PROFILE.
2629 * ipa.c (ipa_profile): New function.
2630 (gate_ipa_profile): Likewise.
2631 (pass_ipa_profile): New global variable.
2632 * passes.c (pass_ipa_profile): New.
2634 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2636 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2638 2010-04-27 Martin Jambor <mjambor@suse.cz>
2641 * ipa.c (dissolve_same_comdat_group_list): New function.
2642 (function_and_variable_visibility): Call
2643 dissolve_same_comdat_group_list when comdat group contains external or
2645 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2646 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2648 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2650 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2651 (const_hash_1) <VECTOR_CST>: New case.
2652 (compare_constant) <VECTOR_CST>: Likewise.
2653 <ADDR_EXPR>: Deal with LABEL_REFs.
2654 (copy_constant) <VECTOR_CST>: New case.
2656 2010-04-27 Jan Hubicka <jh@suse.cz>
2658 * cgraph.c (cgraph_propagate_frequency): New function.
2659 * cgraph.h (cgraph_propagate_frequency): Declare.
2660 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2661 cgraph_propagate_frequency.
2663 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2665 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2667 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2670 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2671 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2672 here to determine which regs to push and how much stack to reserve.
2674 2010-04-27 Jie Zhang <jie@codesourcery.com>
2676 * doc/gimple.texi (gimple_statement_with_ops): Remove
2677 addresses_taken field.
2678 (gimple_statement_with_memory_ops): Likewise.
2680 2010-04-27 Jan Hubicka <jh@suse.cz>
2682 * tree-inline.c (eni_inlining_weights): Remove.
2683 (estimate_num_insns): Special case more builtins.
2685 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2688 * c-typeck.c (build_binary_op): Move forward check for comparison
2689 pointer with null pointer constant and adjust the diagnostic message.
2691 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2694 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2695 binutils supports extended .section directive needed by LTO, or
2696 warn if older binutils found.
2697 (LTO_BINARY_READER): New AC_SUBST'd variable.
2698 (LTO_USE_LIBELF): Likewise.
2699 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2701 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2702 (LTO_USE_LIBELF): Likewise.
2703 * configure: Regenerate.
2705 * collect2.c (is_elf): Rename from this ...
2706 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2707 object files in addition to ELF-formatted ones.
2708 (scan_prog_file): Caller updated. Also allow for LTO info marker
2709 symbol to be prefixed or not by an extra underscore.
2711 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2712 * config/i386/winnt.c: Also #include lto-streamer.h
2713 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2715 (i386_pe_asm_output_aligned_decl_common): Add comment.
2716 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2718 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2721 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2722 Add missing earlyclobber for second alternative.
2724 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2726 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2727 bits for artificial defs at the top of the block.
2728 * fwprop.c (single_def_use_enter_block): Don't call it.
2730 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2733 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2734 instead of "$gcc_cv_objdump -T".
2735 Use "-undefined dynamic_lookup" on darwin.
2736 * gcc/configure: Regenerate.
2738 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2741 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2743 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2745 * c-parser.c (struct c_token): Move location field up.
2746 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2747 (struct c_declspecs): Convert typespec_word, storage_class, and
2748 default_int_p into bitfields.
2749 (struct c_declarator): Move loc field up.
2751 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2753 * cfgloop.h (struct loop): Move can_be_parallel field up.
2754 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2755 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2757 (struct iv_cand): Convert pos field into a bitfield.
2758 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2760 (struct _stmt_vec_info): Shuffle fields for better packing.
2762 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2764 * varasm.c (IN_NAMED_SECTION): Remove guard.
2765 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2766 (IN_NAMED_SECTION_P): ...this.
2767 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2768 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2770 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2772 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2773 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2774 of shadowing it. Fix comments.
2776 2010-04-26 Jan Hubicka <jh@suse.cz>
2778 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2779 (cgraph_clone_node): Copy function frequency.
2780 * cgraph.h (node_frequency): New enum
2781 (struct cgraph_node): Add.
2782 * final.c (rest_of_clean_state): Update.
2783 * lto-cgraph.c (lto_output_node): Output node frequency.
2784 (input_overwrite_node): Input node frequency.
2785 * tre-ssa-loop-ivopts (computation_cost): Update.
2786 * lto-streamer-out.c (output_function): Do not output function
2788 * predict.c (maybe_hot_frequency_p): Update and handle functions
2790 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2792 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2793 (compute_function_frequency): Set noreturn functions to be executed
2795 (choose_function_section): Update.
2796 * lto-streamer-in.c (input_function): Do not input function frequency.
2797 * function.c (allocate_struct_function): Do not initialize function
2799 * function.h (function_frequency): Remove.
2800 (struct function): Remove function frequency.
2801 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2802 (try_update): Update.
2803 * tree-inline.c (initialize_cfun): Do not update function frequency.
2804 * passes.c (pass_init_dump_file): Update.
2805 * i386.c (ix86_compute_frame_layout): Update.
2806 (ix86_pad_returns): Update.
2808 2010-04-26 Jie Zhang <jie@codesourcery.com>
2810 PR tree-optimization/43833
2811 * tree-vrp.c (range_int_cst_p): New.
2812 (range_int_cst_singleton_p): New.
2813 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2814 when both operands are constants. Use range_int_cst_p in
2817 2010-04-26 Jan Hubicka <jh@suse.cz>
2819 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2821 2010-04-26 Richard Guenther <rguenther@suse.de>
2824 * gimple.c (gimple_decl_printable_name): Deal gracefully
2825 with a NULL DECL_NAME.
2827 2010-04-26 Richard Guenther <rguenther@suse.de>
2830 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2831 if emitting debug information and it is either a function
2832 or a namespace decl.
2834 2010-04-26 Ira Rosen <irar@il.ibm.com>
2836 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2837 determine if the statement is vectorizable, and a macro to access it.
2838 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2839 Skip statements that can't be vectorized. If the analysis fails,
2840 mark the statement as unvectorizable if vectorizing basic block.
2841 (vect_compute_data_refs_alignment): Likewise.
2842 (vect_verify_datarefs_alignment): Skip statements marked as
2843 unvectorizable. Add print.
2844 (vect_analyze_group_access): Skip statements that can't be
2845 vectorized. If the analysis fails, mark the statement as
2846 unvectorizable if vectorizing basic block.
2847 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2848 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2849 generated stmts for SLP.
2850 (new_stmt_vec_info): Initialize the new field.
2851 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2852 statements marked as unvectorizable.
2854 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2856 * c-common.c (flag_isoc1x): New.
2857 (flag_isoc99): Update comment.
2858 * c-common.h (flag_isoc1x): New.
2859 (flag_isoc99): Update comment.
2860 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2861 __<type>_DECIMAL_DIG__.
2862 * c-opts.c (set_std_c1x): New.
2863 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2864 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2865 * c.opt (-std=c1x, -std=gnu1x): New options.
2866 * doc/cpp.texi: Mention -std=c1x.
2867 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2868 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2869 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2870 * doc/standards.texi: Mention C1X.
2871 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2872 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2873 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2876 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2878 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2879 placeholder from 0x%x to %#x.
2880 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2881 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2882 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2883 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2884 * config/i386/i386.c (ix86_target_string): Ditto.
2885 (output_pic_addr_const): Ditto.
2886 (print_operand): Ditto.
2888 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2890 * combine.c (find_split_point): Add third argument. Use it
2891 to find nested multiply-accumulate instructions. Adjust calls.
2892 (try_combine): Adjust call to find_split_point.
2894 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2896 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2898 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2900 PR tree-optimization/41442
2901 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2902 (fold_binary_loc): Call it.
2904 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2906 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2907 * opts.c (common_handle_option): Allow disabling it.
2908 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2910 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2912 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2913 between modes if both types are integral.
2915 2010-04-23 Richard Guenther <rguenther@suse.de>
2917 PR tree-optimization/43572
2918 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2920 2010-04-23 Richard Guenther <rguenther@suse.de>
2923 * tree-inline.c (tree_can_inline_p): Also check compatibility
2926 2010-04-23 Martin Jambor <mjambor@suse.cz>
2928 PR tree-optimization/43846
2929 * tree-sra.c (struct access): New flag grp_assignment_read.
2930 (build_accesses_from_assign): Set grp_assignment_read.
2931 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2932 (enum mark_read_status): New type.
2933 (analyze_access_subtree): Propagate grp_assignment_read, create
2934 accesses also if both direct_read and root->grp_assignment_read.
2936 2010-04-23 Martin Jambor <mjambor@suse.cz>
2939 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2940 function does not have type attributes.
2942 2010-04-23 Richard Guenther <rguenther@suse.de>
2945 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2948 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2950 * sese.h (create_if_region_on_edge): Remove.
2952 * sese.c (create_if_region_on_edge): Make static.
2954 * tree-inline.c: Do not include ggc.h.
2956 * expr.c: Do not include ggc.h.
2958 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2961 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2964 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2965 in the middle of insns for casesi_worker_2.
2967 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2969 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2971 2010-04-22 Ira Rosen <irar@il.ibm.com>
2973 PR tree-optimization/43842
2974 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2975 loop unrolling in update of exit phis. Fix comment.
2976 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2977 least two reduction statements in the loop before starting SLP
2980 2010-04-22 Nick Clifton <nickc@redhat.com>
2982 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2984 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2986 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2989 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2991 * tree-parloops.c (loop_parallel_p): New argument
2992 parloop_obstack. Pass it down.
2993 (parallelize_loops): New variable parloop_obstack. Initialize it,
2994 pass it down, free it.
2996 * tree-loop-linear.c (linear_transform_loops): Pass down
2999 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3000 of type struct obstack *.
3002 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3003 scratch_obstack. Initialize it, pass down, free it.
3005 * lambda.h (lambda_loop_new): Remove.
3006 (lambda_matrix_new, lambda_matrix_inverse)
3007 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3008 argument of type struct obstack *.
3010 * lambda-trans.c (lambda_trans_matrix_new): New argument
3011 lambda_obstack. Pass it down, use obstack allocation for ret.
3012 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3015 * lambda-mat.c (lambda_matrix_get_column)
3016 (lambda_matrix_project_to_null): Remove.
3017 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3019 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3022 * lambda-code.c (lambda_loop_new): New function.
3023 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3024 (lambda_compute_auxillary_space, lambda_compute_target_space)
3025 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3026 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3027 (build_access_matrix): New argument lambda_obstack. Use obstack
3029 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3030 argument lambda_obstack. Pass it down.
3032 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3034 * optabs.h (expand_widening_mult): Declare.
3036 2010-04-22 Richard Guenther <rguenther@suse.de>
3038 PR tree-optimization/43845
3039 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3040 lookup the CALL_EXPR function and arguments.
3042 2010-04-22 Nick Clifton <nickc@redhat.com>
3044 * config/stormy16/stormy16.c
3045 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3046 * config/stormy16/stormy16.h: Tidy up formatting.
3047 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3048 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3049 (ineqbranchsi): Delete pattern.
3050 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3051 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3052 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3053 stormy16-lib2-ucmpsi2.c.
3055 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3057 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3058 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3059 extra set merge_set_noclobber, and use it to relax the final test
3061 * df.h (df_simulate_find_noclobber_defs): Declare.
3062 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3064 (df_simulate_find_noclobber_defs): New function.
3066 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3068 * config/i386/i386.md: Use {} around multi-line preparation statements.
3070 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3072 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3073 (process_init_element): New argument of type struct obstack *.
3075 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3076 (set_init_index, set_init_label, set_nonincremental_init)
3077 (set_nonincremental_init_from_string, find_init_member)
3078 (output_init_element, output_pending_init_elements)
3079 (process_init_element): New argument braced_init_obstack. Pass it
3081 (push_range_stack, add_pending_init): New argument
3082 braced_init_obstack. Use obstack allocation.
3084 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3085 braced_init_obstack. Pass it down.
3086 (c_parser_braced_init): New variables ret, braced_init_obstack.
3087 Initialize obstack, pass it down and finally free it.
3089 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3092 * tree-pass.h (pass_optimize_widening_mul): Declare.
3093 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3094 gate_optimize_widening_mul): New static functions.
3095 (pass_optimize_widening_mul): New.
3096 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3097 <case MULT_EXPR>: Remove support for widening multiplies.
3098 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3099 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3100 simplify_gen_unary rather than directly building extensions.
3101 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3103 * expmed.c (expand_widening_mult): New function.
3104 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3106 2010-04-21 Jan Hubicka <jh@suse.cz>
3108 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3109 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3110 * lto-wpa-fixup.c: Remove.
3111 * Makefile.in (lto-wpa-fixup.o): Remove.
3112 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3113 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3114 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3116 2010-04-21 Jan Hubicka <jh@suse.cz>
3118 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3119 add write_optimization_summary, read_optimization_summary.
3120 (ipa_write_summaries_of_cgraph_node_set): Remove.
3121 (ipa_write_optimization_summaries): Declare.
3122 (ipa_read_optimization_summaries): Declare.
3123 * ipa-cp.c (pass_ipa_cp): Update.
3124 * ipa-reference.c (pass_ipa_reference): Update.
3125 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3126 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3128 * ipa-inline.c (pass_ipa_inline): Update.
3129 * ipa.c (pass_ipa_whole_program): Update.
3130 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3131 * passes.c (ipa_write_summaries_1): Do not test wpa.
3132 (ipa_write_optimization_summaries_1): New.
3133 (ipa_write_optimization_summaries): New.
3134 (ipa_read_summaries): Do not test ltrans.
3135 (ipa_read_optimization_summaries_1): New.
3136 (ipa_read_optimization_summaries): New.
3138 2010-04-21 Jan Hubicka <jh@suse.cz>
3140 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3142 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3144 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3147 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3148 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3150 2010-04-21 Jan Hubicka <jh@suse.cz>
3152 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3154 2010-04-21 Jan Hubicka <jh@suse.cz>
3156 * varpool.c (decide_is_variable_needed): Variable is always needed
3159 2010-04-21 Jan Hubicka <jh@suse.cz>
3161 * opts.c (decode_options): Enable pure-const pass for whopr.
3163 2010-04-21 Jan Hubicka <jh@suse.cz>
3165 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3166 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3168 (cgraph_decide_inlining): Do not expect callee to be removed in all
3171 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3173 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3175 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3177 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3178 amdfam10_decode attributes.
3180 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3183 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3184 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3185 (lower_copyprivate_clauses): Use private var in outer
3186 context instead of original var. Make sure the types
3187 are correct for VLAs.
3189 2010-04-21 Richard Guenther <rguenther@suse.de>
3191 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3192 to non-pointer objects.
3194 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3196 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3197 last chain entry if it starts with the still current label.
3198 (add_location_or_const_value_attribute): Check that
3199 loc_list->first->next is NULL instead of comparing ->first with ->last.
3200 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3201 to add_var_loc_to_decl.
3203 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3204 >= 4 add also address size and segment size fields into CIE header.
3206 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3207 long as address size is the same as sizeof (void *) and
3209 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3210 address size or segment size is unexpected, return DW_EH_PE_omit.
3211 (classify_object_over_fdes): If get_cie_encoding returned
3212 DW_EH_PE_omit, return -1.
3213 (init_object): If classify_object_over_fdes returned -1,
3214 pretend there were no FDEs at all.
3216 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3218 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3219 bswap{si,di}2 using SWI48 mode iterator.
3220 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3221 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3222 set modrm attribute of bswap insn to 0 and remove length attribute.
3223 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3224 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3225 set mode attribute to <MODE> and remove length attribute.
3227 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3229 PR rtl-optimization/43520
3230 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3231 zero available registers.
3233 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3235 * builtins.c (fold_builtin_cproj): Fold more cases.
3237 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3239 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3240 (fold_builtin_1): Fold builtin cproj.
3241 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3242 Use ATTR_CONST_NOTHROW_LIST.
3244 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3247 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3248 ffsi2_no_cmove for !TARGET_CMOVE.
3249 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3250 (ffssi2): Remove expander.
3251 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3253 (ctz<mode>2): Ditto from ctz{si,di}2.
3254 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3256 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3259 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3261 * dwarf2out.c (AT_linkage_name): Define.
3262 (clone_as_declaration): Handle DW_AT_linkage_name.
3263 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3264 of DW_AT_MIPS_linkage_name.
3265 (move_linkage_attr): Likewise.
3266 (dwarf2out_finish): Likewise.
3268 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3271 * fold-const.c (fold_comparison): New folding rule.
3273 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3275 * double-int.h (double_int_setbit): Declare.
3276 * double-int.c (double_int_setbit): New function.
3277 * rtl.h (immed_double_int_const): Declare.
3278 * emit-rtl.c (immed_double_int_const): New function.
3279 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3280 and immed_double_int_const functions.
3281 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3282 expand_copysign_bit): (Ditto.).
3283 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3284 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3285 * dojump.c (prefer_and_bit_test): (Ditto.).
3286 * expr.c (convert_modes, reduce_to_bit_field_precision,
3287 const_vector_from_tree): (Ditto.).
3288 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3290 2010-04-20 Jan Hubicka <jh@suse.cz>
3292 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3293 (dump_cgraph_node): Dump new flags.
3294 * cgraph.h (struct cgraph_node): Add flags
3295 reachable_from_other_partition and in_other_partition.
3296 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3297 other partition can not be removed.
3298 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3299 the other partition must be output; silence sanity checking on
3300 leaking functions bodies from other paritition.
3301 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3302 (lto_output_node): Output new flags; do not sanity check that inline
3303 clones are output; drop lto_forced_extern_inline_p code; do not mock
3304 visibility flags at partition boundaries.
3305 (add_node_to): New function.
3306 (output_cgraph): Use it to sort functions so masters appear before
3308 (input_overwrite_node): Input new flags.
3309 * passes.c (ipa_write_summaries): Do not call
3310 lto_new_extern_inline_states.
3311 * lto-section-out.c (forced_extern_inline,
3312 lto_new_extern_inline_states lto_delete_extern_inline_states,
3313 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3314 * lto-streamer.h (lto_new_extern_inline_states,
3315 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3316 lto_forced_extern_inline_p): Kill.
3318 2010-04-20 Richard Guenther <rguenther@suse.de>
3320 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3321 from vars that can have pointers.
3322 (process_constraint): Dump useless constraints.
3324 2010-04-20 Richard Guenther <rguenther@suse.de>
3326 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3327 (dump_sa_points_to_info): Remove asserts.
3328 (init_base_vars): nothing_id isn't an escape point nor does it
3331 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3333 * tree.h (TYPE_REF_IS_RVALUE): Define.
3334 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3335 should_move_die_to_comdat, prune_unused_types_walk): Handle
3336 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3337 (modified_type_die, gen_reference_type_die): Emit
3338 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3339 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3341 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3344 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3345 calls for -fpic -m31 if they have been sibcall optimized.
3347 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3349 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3350 ar.lc fixed and call-used.
3352 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3354 2010-04-19 Jan Hubicka <jh@suse.cz>
3356 * opts.c (decode_options): Disable whpr incompatible passes.
3357 * lto/lto.c (lto_1_to_1_map): Skip clones.
3358 (read_cgraph_and_symbols): Do not mark everything as needed.
3359 (do_whole_program_analysis): Do map only after optimizing;
3360 set proper cgraph_state; use passmanager.
3362 2010-04-19 DJ Delorie <dj@redhat.com>
3364 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3365 POINTER_PLUS_EXPR and fix them.
3367 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3369 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3370 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3371 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3372 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3373 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3374 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3375 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3376 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3377 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3378 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3379 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3381 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3383 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3384 (check_cond_move_block): Likewise.
3385 (cond_move_process_if_block): Likewise.
3386 (noce_find_if_block): Improve formatting.
3387 (find_if_header): Pass 0 to memset and tweak conditions.
3388 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3390 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3392 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3396 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3397 with non-local decl doesn't need chain.
3399 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3401 * ira-color.c (allocno_reload_assign): Avoid accumulating
3402 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3404 2010-04-19 Martin Jambor <mjambor@suse.cz>
3406 * gimple.h (create_tmp_reg): Declare.
3407 * gimplify.c (create_tmp_reg): New function.
3408 (gimplify_return_expr): Use create_tmp_reg.
3409 (gimplify_omp_atomic): Likewise.
3410 (gimple_regimplify_operands): Likewise.
3411 * tree-dfa.c (make_rename_temp): Likewise.
3412 * tree-predcom.c (predcom_tmp_var): Likewise.
3413 (reassociate_to_the_same_stmt): Likewise.
3414 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3415 (get_replaced_param_substitute): Likewise.
3416 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3417 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3418 * tree-ssa-pre.c (get_representative_for): Likewise.
3419 (create_expression_by_pieces): Likewise.
3420 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3421 (create_tailcall_accumulator): Likewise.
3423 2010-04-19 Martin Jambor <mjambor@suse.cz>
3425 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3427 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3429 2010-04-19 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/43796
3432 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3433 from SCEV in the lattice.
3434 (vrp_visit_phi_node): Dump change.
3436 2010-04-19 Richard Guenther <rguenther@suse.de>
3438 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3439 * configure: Re-generated.
3441 2010-04-19 Richard Guenther <rguenther@suse.de>
3443 PR tree-optimization/43783
3444 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3445 constant ARRAY_REF operands two and three if possible.
3447 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3450 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3452 2010-04-19 Jie Zhang <jie@codesourcery.com>
3455 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3457 2010-04-19 Ira Rosen <irar@il.ibm.com>
3459 PR tree-optimization/37027
3460 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3461 and macro to access it.
3462 (vectorizable_reduction): Add argument.
3463 (vect_get_slp_defs): Likewise.
3464 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3465 statements for possible use in SLP.
3466 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3467 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3468 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3470 (vectorizable_reduction): Likewise.
3471 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3473 (vectorizable_type_demotion, vectorizable_type_promotion,
3474 vectorizable_store): Likewise.
3475 (vect_analyze_stmt): Update call to vectorizable_reduction.
3476 (vect_transform_stmt): Likewise.
3477 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3478 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3479 from different interleaving chains in same node.
3480 (vect_slp_rearrange_stmts): New function.
3481 (vect_supported_load_permutation_p): Allow load permutations for
3482 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3483 inside SLP nodes if necessary.
3484 (vect_analyze_slp_instance): Handle reductions.
3485 (vect_analyze_slp): Try to build SLP instances originating from groups
3487 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3488 (vect_get_constant_vectors): Create initial vectors for reductions
3489 according to reduction code. Add new argument.
3490 (vect_get_slp_defs): Add new argument, pass it to
3491 vect_get_constant_vectors.
3492 (vect_schedule_slp_instance): Remove SLP tree root statements.
3494 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3496 * tree.h (ENUM_IS_SCOPED): Define.
3497 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3498 for ENUM_IS_SCOPED enums.
3500 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3502 * fold-const.c (fold_comparison): Use ssizetype.
3503 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3504 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3505 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3506 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3508 * tree.h (initialize_sizetypes): Remove parameter.
3509 (build_common_tree_nodes): Remove second parameter.
3510 * stor-layout.c (initialize_sizetypes): Remove parameter.
3511 Always create an unsigned type.
3512 (set_sizetype): Assert that the passed type is unsigned and simplify.
3513 * tree.c (build_common_tree_nodes): Remove second parameter.
3514 Adjust call to initialize_sizetypes.
3515 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3516 build_common_tree_nodes.
3518 2010-04-18 Matthias Klose <doko@ubuntu.com>
3520 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3522 2010-04-18 Ira Rosen <irar@il.ibm.com>
3524 PR tree-optimization/43771
3525 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3526 load permutation doesn't have gaps.
3528 2010-04-18 Jan Hubicka <jh@suse.cz>
3530 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3531 (sse_prologue_save_insn expander): Use new pattern.
3532 (sse_prologue_save_insn1): New pattern and splitter.
3533 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3535 * i386.c (setup_incoming_varargs_64): Do not compute jump
3537 (ix86_gimplify_va_arg): Update alignment needed.
3538 (ix86_local_alignment): Do not align all local arrays to 128bit.
3540 2010-04-17 Jan Hubicka <jh@suse.cz>
3542 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3544 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3546 * arm.md (negdi2): Remove redundant code to force values into a
3549 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3551 * arm/bpabi.S: Add EABI alignment attributes to objects.
3552 * arm/bpabi-v6m.S: Likewise.
3553 * arm/crti.asm: Likewise.
3554 * arm/crtn.asm: Likewise.
3555 * arm/lib1funcs.asm: Likewise.
3556 * arm/libunwind.S: Likewise.
3558 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3560 * arm-protos.h (tune_params): New structure.
3561 * arm.c (current_tune): New variable.
3562 (arm_constant_limit): Delete.
3563 (struct processors): Add pointer to the tune parameters.
3564 (arm_slowmul_tune): New tuning option.
3565 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3566 (all_cores): Adjust to pick up the tuning model.
3567 (arm_constant_limit): New function.
3568 (arm_override_options): Select the appropriate tuning model. Delete
3569 initialization of arm_const_limit.
3570 (arm_split_constant): Use the new constant-limit model.
3571 (arm_rtx_costs): Pick up the current tuning model.
3572 * arm.md (is_strongarm, is_xscale): Delete.
3573 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3574 for Xscale variant architectures.
3575 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3577 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3579 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3581 (arm_rtx_costs_1): Remove unused variable extra_cost.
3582 (arm_unwind_emit_set): Use variable offset.
3583 (thumb1_output_casesi): Remove unused variable flags.
3585 2010-04-16 Jeff Law <law@redhat.com>
3587 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3588 needing assignment rather than doing a two-phase assignment. Remove
3589 unused variable 'm'.
3591 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3594 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3596 2010-04-16 Doug Kwan <dougkwan@google.com>
3598 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3599 (next_operand_entry_id): New static variable.
3600 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3601 (add_to_ops_vec): Assigned unique ID to operand entry.
3602 (struct oecount_s): New field ID.
3603 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3604 (undistribute_ops_list): Assign unique IDs to oecounts.
3605 (init_reassoc): reset next_operand_entry_id.
3607 2010-04-16 Doug Kwan <dougkwan@google.com>
3609 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3610 missing left parenthesis.
3612 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3614 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3615 *btdi_rex64 using SWI48 mode iterator.
3616 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3617 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3618 *jcc_btdi_mask_rex64.
3620 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3622 * double-int.h (tree_to_double_int): Convert to macro.
3623 * double-int.c (tree_to_double_int): Remove.
3625 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3628 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3629 with want_address 2 and in case a single element list might be
3630 possible, call it again with want_address 0.
3632 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3634 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3635 case 'W' print operands for HI mode.
3636 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3637 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3638 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3639 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3641 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3643 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3644 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3645 #xx:3 and #xx:4 mode.
3647 * config/h8300/h8300.md (inverted load with HImode dest): Add
3648 support for H8300SX.
3650 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3651 satisfy 'U' constraint.
3653 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3655 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3656 * configure: Regenerate.
3657 * config.in: Regenerate.
3658 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3661 2010-04-16 Richard Guenther <rguenther@suse.de>
3663 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3664 (struct tree_decl_common): ... here.
3665 (DECL_PT_UID): Adjust.
3666 (SET_DECL_PT_UID): Likewise.
3667 (DECL_PT_UID_SET_P): Likewise.
3669 2010-04-16 Richard Guenther <rguenther@suse.de>
3671 PR tree-optimization/43572
3672 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3673 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3674 * tree-flow.h (is_call_clobbered): Remove.
3675 * tree-flow-inline.h (is_call_clobbered): Likewise.
3676 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3677 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3678 (execute_return_slot_opt): Adjust.
3679 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3680 check for call clobbered vars here.
3681 (find_tail_calls): Move tailcall verification to the
3684 2010-04-16 Diego Novillo <dnovillo@google.com>
3686 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3688 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3691 * config/arm/arm.md (cbranchqi4): New pattern.
3692 * config/arm/predicates.md (const0_operand,
3693 cbranchqi4_comparison_operator): New predicates.
3695 2010-04-16 Richard Guenther <rguenther@suse.de>
3697 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3698 (dump_gimple_stmt): Likewise.
3700 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3702 * recog.h (struct recog_data): New field is_operator.
3703 (struct insn_operand_data): New field is_operator.
3704 * recog.c (extract_insn): Set recog_data.is_operator.
3705 * genoutput.c (output_operand_data): Emit code to set the
3707 * reload.c (find_reloads): Use it rather than testing for an
3708 empty constraint string.
3711 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3712 If the previous insn is a cbranchsi4_insn with the same arguments,
3713 omit the compare instruction.
3715 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3716 register, inputs must be low registers and we need a low register
3717 scratch. Handle alternative 2 like alternative 3.
3719 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3721 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3722 don't call get_addr on both. If one expression is a VALUE and
3723 the other a REG, check VALUE's locs if the REG isn't among them.
3725 2010-04-16 Christian Bruel <christian.bruel@st.com>
3727 * config/sh/sh.h (sh_frame_pointer_required): New function.
3728 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3729 (flag_omit_frame_pointer) Set.
3730 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3731 (rounded_frame_size): Adjust size with outgoing_args_size.
3732 (sh_set_return_address): Must return from stack pointer.
3733 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3734 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3735 (ACCUMULATE_OUTGOING_ARGS): Define.
3736 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3737 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3739 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3742 * config/sh/sh.c (sh_legitimize_reload_address): Use
3743 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3744 Remove a unneeded check for offset_base.
3746 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3748 * configure: Regenerated.
3750 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3752 * config/s390/s390.c (s390_call_save_register_used): Switch back
3753 to HARD_REGNO_NREGS.
3755 2010-04-15 Richard Guenther <rguenther@suse.de>
3757 * alias.c (alias_set_subset_of): Handle alias-set zero
3760 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3761 Julian Brown <julian@codesourcery.com>
3763 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3764 alternatives according to use of high and low regs.
3765 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3766 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3767 optimizing for size on Thumb-2.
3769 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3771 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3773 2010-04-15 Richard Guenther <rguenther@suse.de>
3775 * tree-ssa-structalias.c (struct variable_info): Add
3777 (new_var_info): Initialize it.
3778 (dump_constraints): Support printing last added constraints.
3779 (debug_constraints): Adjust.
3780 (dump_constraint_graph): Likewise.
3781 (make_heapvar_for): Check for NULL cfun.
3782 (get_function_part_constraint): New function.
3783 (get_fi_for_callee): Likewise.
3784 (find_func_aliases): Properly implement IPA PTA constraints.
3785 (process_ipa_clobber): New function.
3786 (find_func_clobbers): Likewise.
3787 (insert_into_field_list_sorted): Remove.
3788 (create_function_info_for): Properly allocate vars for IPA mode.
3789 Do not use insert_into_field_list_sorted.
3790 (create_variable_info_for): Properly generate constraints for
3791 global vars in IPA mode.
3792 (dump_solution_for_var): Always dump the solution.
3793 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3794 (find_what_var_points_to): Adjust.
3795 (pt_solution_set): Change.
3796 (pt_solution_ior_into): New function.
3797 (pt_solution_empty_p): Export.
3798 (pt_solution_includes_global): Adjust.
3799 (pt_solution_includes_1): Likewise.
3800 (pt_solutions_intersect_1): Likewise.
3801 (dump_sa_points_to_info): Check some invariants.
3802 (solve_constraints): Move constraint dumping ...
3803 (compute_points_to_sets): ... here.
3804 (ipa_pta_execute): ... and here.
3805 (compute_may_aliases): Do not re-compute points-to info
3806 locally if IPA info is available.
3807 (ipa_escaped_pt): New global var.
3808 (ipa_pta_execute): Properly implement IPA PTA.
3809 * tree-into-ssa.c (dump_decl_set): Support dumping
3810 decls not in referenced-vars.
3811 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3812 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3813 (dump_points_to_solution): Likewise.
3814 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3815 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3816 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3817 (copy_decl_to_var): Copy DECL_PT_UID.
3818 (copy_result_decl_to_var): Likewise.
3819 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3820 (copy_node_stat): Copy it.
3821 * tree.h (DECL_PT_UID): New macro.
3822 (SET_DECL_PT_UID): Likewise.
3823 (DECL_PT_UID_SET_P): Likewise.
3824 (struct tree_decl_minimal): Add pt_uid member.
3825 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3826 (pt_solution_empty_p): Declare.
3827 (pt_solution_set): Adjust.
3828 (ipa_escaped_pt): Declare.
3829 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3830 * gimple-pretty-print.c (pp_points_to_solution): New function.
3831 (dump_gimple_call): Dump call clobber/use information.
3832 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3833 * tree-pass.h (TDF_ALIAS): New dump option.
3834 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3835 * doc/invoke.texi (-fipa-pta): Update documentation.
3837 2010-04-15 Richard Guenther <rguenther@suse.de>
3839 * Makefile.in (OBJS-common): Add gimple-fold.o.
3840 (gimple-fold.o): New rule.
3841 * tree.h (maybe_fold_offset_to_reference,
3842 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3844 * gimple.h: ... here.
3845 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3846 may_propagate_address_into_dereference): Move prototypes ...
3847 * gimple.h: ... here.
3848 * tree-ssa-ccp.c (get_symbol_constant_value,
3849 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3850 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3851 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3852 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3853 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3854 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3855 gimplify_and_update_call_from_tree): Move ...
3856 * gimple-fold.c: ... here. New file.
3857 (ccp_fold_builtin): Rename to ...
3858 (gimple_fold_builtin): ... this.
3859 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3861 2010-04-15 Richard Guenther <rguenther@suse.de>
3863 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3864 fit_double_type, force_fit_type_double, add_double_with_sign,
3865 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3866 lrotate_double, rrotate_double, div_and_round_double): Move ...
3867 * double-int.c: ... here.
3868 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3869 add_double, neg_double, mul_double_with_sign, mul_double,
3870 lshift_double, rshift_double, lrotate_double, rrotate_double,
3871 div_and_round_double): Move prototypes ...
3872 * double-int.h: ... here.
3874 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3877 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3878 matching constraints to ensure inputs match the output.
3880 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3883 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3884 in an input-only operand.
3886 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3888 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3889 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3890 (double_int_negative_p): Convert to static inline function.
3891 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3892 (double_int_negative_p): Remove.
3893 * tree.h (lshift_double, rshift_double):
3894 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3895 * fold-const.c (fold_convert_const_int_from_real,
3896 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3897 (lshift_double): Change type of arith argument to bool.
3898 (rshift_double): Change type of arith argument to bool. Correct
3900 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3902 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3905 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3906 at the start and end of the then/else blocks, and omit them from the
3908 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3909 argument; all callers changed. Pass zero to old_insns_match_p instead.
3910 (flow_find_head_matching_sequence): New function.
3911 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3912 * basic-block.h (flow_find_cross_jump,
3913 flow_find_head_matching_sequence): Declare functions.
3915 2010-04-14 Jason Merrill <jason@redhat.com>
3918 * c-common.c (attribute_takes_identifier_p): New fn.
3919 * c-common.h: Declare it.
3921 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3923 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3925 (*udivmod<mode>4): Ditto.
3927 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3929 * config/i386/i386.md (maxmin_int): Rename code attribute from
3930 maxminiprefix and update all users.
3931 (maxmin_float): Ditto from maxminfprefix.
3932 (logic): Ditto from logicprefix.
3933 (absneg_mnemonic): Ditto from absnegprefix.
3934 * config/i386/mmx.md: Update all users of maxminiprefix,
3935 maxminfprefix and logicprefix for rename.
3936 * config/i386/sse.md: Ditto.
3937 * config/i386/sync.md (sync_<code><mode>): Update for
3940 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3943 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3944 warnings converted to errors.
3946 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3948 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3949 used insn_type variable.
3950 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3951 to avoid set-but-not-used warning.
3953 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3955 * df-core.c (df_ref_debug): Change format string placeholder
3957 * dwarf2asm.c (dw2_asm_output_data_raw,
3958 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3959 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3960 * dwarf2out.c (output_cfi, output_cfi_directive,
3961 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3962 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3964 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3965 * print-rtl.c (print_rtx): Ditto.
3967 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3970 * builtins.c (expand_builtin_pow_root): New function to expand pow
3971 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3972 series of sqrt and cbrt calls under -ffast-math.
3973 (expand_builtin_pow): Call it.
3975 2010-04-14 Michael Matz <matz@suse.de>
3977 PR tree-optimization/42963
3978 * tree-cfg.c (touched_switch_bbs): New static variable.
3979 (group_case_labels_stmt): New function broken out from ...
3980 (group_case_labels): ... here, use the above.
3981 (start_recording_case_labels): Allocate touched_switch_bbs.
3982 (end_recording_case_labels): Deallocate it, call
3983 group_case_labels_stmt.
3984 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3986 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3988 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3991 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3993 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3995 2010-04-13 Jan Hubicka <jh@suse.cz>
3997 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3998 of optimized out static functions.
3999 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4000 cost computation. Also sanity check for overflows.
4001 (update_caller_keys): Update cgraph_edge_badness call; properly
4002 update fibheap and sanity check that it is up to date.
4003 (add_new_edges_to_heap): Update cgraph_edge_badness.
4004 (cgraph_decide_inlining_of_small_function): Likewise;
4005 add sanity checking that badness in heap is up to date;
4006 improve dumping of reason; Update badness of calls to the
4007 offline copy of function currently inlined; dump badness
4008 of functions not inlined because of unit growth limits.
4010 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4013 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4014 because of sign-extension change when converting to sizetype here...
4015 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4017 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4018 the folding to constants. Remove redundant final conversion.
4019 (fold_binary) <associate>: Do not associate if the re-association of
4020 constants alone overflows.
4021 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4022 to the end of the list.
4023 (multiple_of_p) <COND_EXPR>: New case.
4025 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4027 * opt-functions.awk (opt_sanitized_name): New.
4029 * optc-gen.awk: Use it
4030 * opth-gen.awk: Use it.
4032 2010-04-13 Martin Jambor <mjambor@suse.cz>
4034 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4035 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4036 children. Call replace_uses_with_default_def_ssa_name to handle
4039 2010-04-13 Michael Matz <matz@suse.de>
4042 * builtins.c (expand_builtin_interclass_mathfn): Also create
4043 a register if the predicate doesn't match.
4045 2010-04-13 Diego Novillo <dnovillo@google.com>
4047 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4048 * c-pch.c: Include timevar.h.
4049 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4050 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4051 * ggc-common.c: Include timevar.h.
4052 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4053 * timevar.def (TV_PCH_SAVE): Define.
4054 (TV_PCH_CPP_SAVE): Define.
4055 (TV_PCH_PTR_REALLOC): Define.
4056 (TV_PCH_PTR_SORT): Define.
4057 (TV_PCH_RESTORE): Define.
4058 (TV_PCH_CPP_RESTORE): Define.
4060 2010-04-13 Michael Matz <matz@suse.de>
4062 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4064 (can_reassociate_p): New function.
4065 (break_up_subtract_bb, reassociate_bb): Use it.
4067 2010-04-13 Richard Guenther <rguenther@suse.de>
4070 * builtins.c (c_readstr): Fix assert.
4072 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4074 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4075 when generating cltd insn.
4077 (*ashl<mode>3_1): Remove special handling for register operand 2.
4078 (*ashlsi3_1_zext): Ditto.
4079 (*ashlhi3_1): Ditto.
4080 (*ashlhi3_1_lea): Ditto.
4081 (*ashlqi3_1): Ditto.
4082 (*ashlqi3_1_lea): Ditto.
4083 (*<shiftrt_insn><mode>3_1): Ditto.
4084 (*<shiftrt_insn>si3_1_zext): Ditto.
4085 (*<shiftrt_insn>qi3_1_slp): Ditto.
4086 (*<rotate_insn><mode>3_1): Ditto.
4087 (*<rotate_insn>si3_1_zext): Ditto.
4088 (*<rotate_insn>qi3_1_slp): Ditto.
4090 2010-04-13 Richard Guenther <rguenther@suse.de>
4092 * tree-ssa-structalias.c (callused_id): Remove.
4093 (call_stmt_vars): New.
4094 (get_call_vi): Likewise.
4095 (lookup_call_use_vi): Likewise.
4096 (lookup_call_clobber_vi): Likewise.
4097 (get_call_use_vi): Likewise.
4098 (get_call_clobber_vi): Likewise.
4099 (make_transitive_closure_constraints): Likewise.
4100 (handle_const_call): Adjust to do per-call call-used handling.
4101 (handle_pure_call): Likewise.
4102 (find_what_var_points_to): Remove general callused handling.
4103 (init_base_vars): Likewise.
4104 (init_alias_vars): Initialize call_stmt_vars.
4105 (compute_points_to_sets): Process call-used and call-clobbered
4106 vars for call statements.
4107 (delete_points_to_sets): Free call_stmt_vars.
4109 2010-04-13 Richard Guenther <rguenther@suse.de>
4111 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4112 Only add RW dependence for dependence distance zero.
4113 Adjust maximal vectorization factor according to dependences.
4114 Move alignment handling ...
4115 (vect_find_same_alignment_drs): ... here. New function.
4116 (vect_analyze_data_ref_dependences): Adjust.
4117 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4118 (vect_analyze_data_refs): Adjust minimal vectorization factor
4119 according to data references.
4120 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4121 dependences before determining the vectorization factor.
4122 Analyze alignment after determining the vectorization factor.
4123 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4124 dependences before alignment.
4125 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4127 (vect_analyze_data_refs): Likewise.
4128 (MAX_VECTORIZATION_FACTOR): New define.
4130 2010-04-13 Duncan Sands <baldrick@free.fr>
4132 * except.h (lang_eh_type_covers): Remove.
4133 * except.c (lang_eh_type_covers): Likewise.
4135 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4136 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4138 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4139 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4140 UNITS_PER_LONG where it is ABI relevant.
4141 (s390_return_addr_rtx): Likewise.
4142 (s390_back_chain_rtx): Likewise.
4143 (s390_frame_area): Likewise.
4144 (s390_frame_info): Likewise.
4145 (s390_initial_elimination_offset): Likewise.
4146 (save_gprs): Likewise.
4147 (s390_emit_prologue): Likewise.
4148 (s390_emit_epilogue): Likewise.
4149 (s390_function_arg_advance): Likewise.
4150 (s390_function_arg): Likewise.
4151 (s390_va_start): Likewise.
4152 (s390_gimplify_va_arg): Likewise.
4153 (s390_function_profiler): Likewise.
4154 (s390_optimize_prologue): Likewise.
4155 (s390_rtx_costs): Likewise.
4156 (s390_secondary_reload): Likewise.
4157 (s390_promote_function_mode): Likewise.
4158 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4159 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4160 registers available.
4161 (s390_unwind_word_mode): New function.
4162 (s390_function_value): Split 64 bit values into register pair if
4163 used as return value.
4164 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4165 function call parameters. Handle parallels.
4166 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4167 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4168 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4169 (s390_expand_setmem): Remove unused variable src_addr.
4170 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4171 deal with 64 bit registers.
4172 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4173 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4174 (UNITS_PER_LONG): New macro.
4175 * libjava/include/s390-signal.h: Define extended ucontext
4176 structure containing the upper halfs of the 64 bit registers.
4178 2010-04-13 Simon Baldwin <simonb@google.com>
4180 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4182 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4184 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4185 rvalue on the RHS if the LHS is of a non-renamable type.
4186 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4188 2010-04-13 Matthias Klose <doko@ubuntu.com>
4190 * gcc.c (cc1_options): Handle -iplugindir before processing
4191 the cc1 spec. Only add -iplugindir once.
4192 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4194 * common.opt (iplugindir): Remove `Separate' property, initialize.
4195 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4197 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4198 (distclean): Remove plugin dir.
4199 * doc/invoke.texi: Document -iplugindir.
4201 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4203 * doc/plugins.texi (Loading Plugins): Document short
4204 -fplugin=foo option.
4205 (Plugin API): Mention default_plugin_dir_name function.
4207 * gcc.c (find_file_spec_function): Add new declaration.
4208 (static_spec_func): Use it for "find-file".
4209 (find_file_spec_function): Add new function.
4210 (cc1_options): Add -iplugindir option if -fplugin* options found.
4212 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4214 * plugin.c (add_new_plugin): Updated comment, and handle short
4216 (default_plugin_dir_name): Added new function.
4218 * common.opt (iplugindir): New option to set the plugin directory.
4220 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4222 * config/i386/i386.md (any_rotate): New code iterator.
4223 (rotate_insn): New code attribute.
4225 (SWIM124): New mode iterator.
4226 (<rotate_insn>ti3): New expander.
4227 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4228 any_rotate code iterator.
4229 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4230 using any_rotate code iterator and SWIM124 mode iterator.
4231 (ix86_rotlti3): New insn_and_split pattern.
4232 (ix86_rotrti3): Ditto.
4233 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4234 ix86_rotl{di,ti}3 patterns.
4235 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4236 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4237 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4238 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4239 code iterator and SWI mode iterator.
4240 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4241 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4243 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4244 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4245 (bswap rotatert splitter): Add splitter.
4246 (bswap splitter): Macroize splitter using any_rotate code iterator.
4247 Add insn predicate to split only for TARGET_USE_XCHGB or when
4248 optimizing function for size.
4250 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4252 * config/pa/pa.c (emit_move_sequence): Remove use of
4253 deleted variable flag_argument_noalias.
4255 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4257 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4259 Add to unsupported targets list.
4260 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4261 sparc*-sun-solaris2.[567]* from target lists.
4262 * configure: Regenerate.
4263 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4265 Remove Solaris 7 patch references.
4266 (Specific, sparc-sun-solaris2.7): Removed.
4267 (sparc-sun-solaris2*): Update Solaris 7 example.
4268 (sparc64-*-solaris2*): Likewise.
4270 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4272 * config.build (alpha*-dec-osf4*): Remove.
4273 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4274 of obsolete configurations.
4275 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4277 * config/alpha/t-osf4: Renamed to ...
4278 * config/alpha/t-osf5: ... this.
4279 * config/alpha/osf.h: Renamed to ...
4280 * config/alpha/osf5.h: ... this.
4281 Merged old osf5.h contents.
4283 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4284 (EXTRA_SPECS): Removed.
4285 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4286 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4289 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4291 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4293 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4296 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4297 __thiscall convention.
4299 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4301 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4303 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4305 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4307 * function.c (assign_parms_initialize_all): Add unused attribute
4310 2010-04-12 Richard Guenther <rguenther@suse.de>
4312 * gsstruct.def (GSS_CALL): New.
4313 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4314 * gimple.h: Include tree-ssa-alias.h.
4315 (struct gimple_statement_call): New.
4316 (union gimple_statement_struct_d): Add gimple_call member.
4317 (gimple_call_reset_alias_info): Declare.
4318 (gimple_call_use_set): New function.
4319 (gimple_call_clobber_set): Likewise.
4320 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4321 * gimple.c (gimple_call_reset_alias_info): New function.
4322 (gimple_build_call_1): Call it.
4323 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4324 * tree-inline.c (remap_gimple_stmt): Likewise.
4325 (expand_call_inline): Remove callused handling.
4326 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4327 * tree-dfa.c (dump_variable): Likewise.
4328 * tree-parloops.c (parallelize_loops): Likewise.
4329 * tree-ssa.c (init_tree_ssa): Likewise.
4330 (delete_tree_ssa): Likewise.
4331 * tree-flow-inline.h (is_call_used): Remove.
4332 * tree-flow.h (struct gimple_df): Remove callused member.
4333 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4334 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4335 (ref_maybe_used_by_call_p_1): Simplify.
4336 (call_may_clobber_ref_p_1): Likewise.
4337 * tree-ssa-structalias.c (compute_points_to_sets): Set
4338 the call stmt used and clobbered sets.
4339 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4340 (find_tail_calls): Verify the tail call.
4342 2010-04-12 Richard Guenther <rguenther@suse.de>
4344 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4345 single-iteration always-inline inlining.
4346 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4347 (cgraph_decide_inlining): Do not handle always-inline specially.
4348 (try_inline): Remove always-inline cycle detection special case.
4349 Do not recurse on always-inlines.
4350 (cgraph_early_inlining): Do not iterate if not optimizing.
4351 (cgraph_gate_early_inlining): remove.
4352 (pass_early_inline): Run unconditionally.
4353 (gate_cgraph_decide_inlining): New function.
4354 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4355 not inlining or optimizing.
4356 (cgraph_decide_inlining_of_small_functions): Also consider
4357 always-inline functions.
4358 (cgraph_default_inline_p): Return true for nodes which should
4359 disregard inline limits.
4360 (estimate_function_body_sizes): Assume zero size and time for
4361 nodes which are marked as disregarding inline limits.
4362 (cgraph_decide_recursive_inlining): Do not perform recursive
4363 inlining on always-inline nodes.
4365 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4368 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4369 for exprs satisfying handled_component_p.
4371 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4373 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4374 non-constant aggregate elements.
4376 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4377 is a real initialization.
4379 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4382 * c-decl.c (start_function): Move forward check for nested function.
4384 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4386 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4387 * config/sh/sh.c: Include reload.h.
4388 (sh_legitimize_reload_address): New.
4389 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4390 sh_legitimize_reload_address.
4392 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4394 * config/sh/sh.md (*movqi_pop): New insn pattern.
4395 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4397 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4399 * config/i386/i386.md (any_shiftrt): New code iterator.
4400 (shiftrt_insn): New code attribute.
4402 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4403 using any_shiftrt code iterator.
4404 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4405 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4406 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4407 pattern from corresponding peephole2 patterns.
4408 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4409 using any_shiftrt code iterator.
4410 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4411 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4412 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4413 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4414 *{ashr,lshr}<mode>3_cmp_zext.
4415 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4417 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4419 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4421 (*lshr<mode>3_cconly): Ditto.
4423 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4425 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4426 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4427 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4428 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4430 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4431 from corresponding peephole2 patterns.
4432 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4433 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4434 and *lshrdi3_1_rex64 using SWI mode iterator.
4435 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4436 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4437 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4438 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4439 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4440 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4441 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4442 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4443 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4446 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4449 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4450 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4451 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4453 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4454 from corresponding peephole2 patterns.
4455 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4456 (ashrsi3_cvt): Rename from ashrsi3_31.
4457 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4458 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4459 and x86_64_shift_adj_3 using SWI48 mode iterator.
4460 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4461 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4462 and *ashrdi3_1_rex64 using SWI mode iterator.
4463 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4464 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4465 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4466 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4467 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4468 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4469 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4470 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4471 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4473 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4474 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4475 x86_shift<mode>_adj_3 expanders.
4477 2010-04-10 Wei Guozhi <carrot@google.com>
4480 * config/arm/arm.c (arm_pic_static_addr): New function.
4481 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4483 (arm_output_addr_const_extra): Output expression for new pattern.
4484 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4486 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4488 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4491 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4492 * web.c: Include "insn-config.h" and "recog.h".
4493 (union_match_dups): New function.
4494 (web_main): Call it.
4495 (union_defs): Don't try to recognize match_dups.
4497 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4498 if doing so would replace the entire pattern.
4500 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4504 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4505 and splitter pattern. Change splitter operand 1 predicate to
4508 2010-04-09 Martin Jambor <mjambor@suse.cz>
4510 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4511 lattices are addresses of CONST_DECLs with the same initial value.
4512 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4513 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4515 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4516 Bernd Schmidt <bernds@codesourcery.com>
4518 * loop-invariant.c (replace_uses): New static function.
4519 (move_invariant_reg): Use it to ensure we can replace the uses.
4521 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4523 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4525 (picochip_override_options): Enable section anchors only above -O1.
4526 (picochip_reorg): Fixed a couple of build warnings.
4528 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4530 * configure.ac (plugin -rdynamic test): Log result.
4531 * configure: Regenerate.
4532 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4533 (RDYNAMIC_SPEC): Define.
4534 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4536 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4538 * configure.ac: Determine Sun ld version numbers.
4539 (comdat_group): Restrict GNU ld version checks to gld.
4540 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4541 (enable_comdat): Support --enable-comdat.
4542 * configure: Regenerate.
4543 * doc/install.texi (Configuration): Document --enable-comdat.
4545 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4547 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4548 * config/sol2-gld.h: ... here.
4549 * config.gcc (sparc*-*-solaris2*): Reflect this.
4550 (i[34567]86-*-solaris2*): Use it.
4552 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4554 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4556 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4558 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4561 * diagnostic.c (diagnostic_initialize): Initialize
4562 some_warnings_are_errors.
4563 (diagnostic_finish): New.
4564 (diagnostic_action_after_output): Call it before exiting.
4565 (diagnostic_report_diagnostic): Do not print message here. Set
4566 some_warnings_are_errors.
4567 * diagnostic.h (diagnostic_context): Delete
4568 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4569 (diagnostic_finish): Declare.
4570 * toplev.c (toplev_main): Call it before exit.
4572 2010-04-09 Jason Merrill <jason@redhat.com>
4575 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4576 for incomplete type.
4579 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4580 based on a warning flag.
4582 2010-04-09 Richard Guenther <rguenther@suse.de>
4584 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4586 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4589 * varasm.c (default_assemble_visibility): Wrap vars that are
4590 set, but unused, by targets without GAS.
4591 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4592 Remove set, but unused, vars.
4593 (rs6000_legitimize_tls_address): Likewise.
4594 (altivec_expand_dst_builtin): Likewise.
4595 * config/darwin.c (machopic_classify_symbol): Likewise.
4596 (machopic_indirection_name): Likewise.
4598 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4600 * config/i386/i386.md (DWI): New mode iterator.
4601 (S): New mode attribute.
4602 (shift_operand): Ditto.
4603 (shift_immediate_operand): Ditto.
4604 (ashl_input_operand): Ditto.
4605 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4606 using SDWIM mode iterator.
4607 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4608 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4610 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4611 from corresponding peephole2 patterns.
4612 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4613 and x86_64_shift_adj_1 using SWI48 mode iterator.
4614 (x86_shift<mode>_adj_2): Ditto.
4615 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4616 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4617 using SWI48 mode iterator.
4618 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4619 *ashldi3_cmp_rex64 using SWI mode iterator.
4620 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4621 *ashldi3_cconly_rex64 using SWI mode iterator.
4622 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4623 x86_shift<mode>_adj_{1,2}.
4624 (ix86_split_ashr): Ditto.
4625 (ix86_split_lshr): Ditto.
4627 2010-04-09 Richard Guenther <rguenther@suse.de>
4629 * target.h (builtin_conversion): Pass in input and output types.
4630 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4631 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4632 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4633 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4635 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4637 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4639 2010-04-09 Richard Guenther <rguenther@suse.de>
4642 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4644 2010-04-09 Richard Guenther <rguenther@suse.de>
4646 * tree-vectorizer.h (struct _stmt_vec_info): Document
4647 that vectype is the type of the LHS.
4648 (supportable_widening_operation, supportable_narrowing_operation):
4649 Get both input and output vector types as arguments.
4650 (vect_is_simple_use_1): Declare.
4651 (get_same_sized_vectype): Likewise.
4652 * tree-vect-loop.c (vect_determine_vectorization_factor):
4653 Set STMT_VINFO_VECTYPE to the vector type of the def.
4654 (vectorizable_reduction): Adjust.
4655 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4656 Adjust. Specify the output vector type.
4657 (vect_pattern_recog_1): Adjust.
4658 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4659 (vectorizable_call): Adjust.
4660 (vectorizable_conversion): Likewise.
4661 (vectorizable_operation): Likewise.
4662 (vectorizable_type_demotion): Likewise.
4663 (vectorizable_type_promotion): Likewise.
4664 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4666 (vect_is_simple_use_1): New function.
4667 (supportable_widening_operation): Get both input and output
4669 (supportable_narrowing_operation): Likewise.
4670 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4672 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4674 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4675 __thiscall and _thiscall as predefined macros.
4676 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4677 thiscall attribute handling.
4678 (ix86_comp_type_attributes): Likewise.
4679 (ix86_function_regparm): Likewise.
4680 (ix86_return_pops_args): Likewise.
4681 (init_cumulative_args): Likewise.
4682 (find_drap_reg): Likewise.
4683 (ix86_static_chain): Likewise.
4684 (x86_this_parameter): Likewise.
4685 (x86_output_mi_thunk): Likewise.
4686 (ix86_attribute_table): Add description for thiscall attribute.
4687 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4688 * doc/extend.texi: Add documentation for thiscall.
4690 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4693 * c.opt (Wint-to-pointer-cast): Available in C++.
4694 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4696 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4698 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4699 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4700 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4701 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4702 function type instead. Reorder and simplify checks.
4704 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4706 2010-04-08 Jing Yu <jingyu@google.com>
4707 Zdenek Dvorak <ook@ucw.cz>
4709 PR tree-optimization/42720
4710 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4711 loop unswitch conditions here from ...
4712 (tree_unswitch_single_loop): ... here.
4714 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4716 * tree-if-conv.c: Fix comments and simplify logic.
4718 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4720 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4721 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4722 (main_tree_if_conversion): Update call to tree_if_conversion.
4724 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4727 * doc/invoke.texi (-b,-V): Delete.
4728 * doc/tm.texi: Do not mention -b.
4729 * gcc.c (display_help): Delete -b and -V.
4730 (process_command): Delete -b and -V.
4731 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4733 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4734 Wolfgang Gellerich <gellerich@de.ibm.com>
4736 Implement target hook for loop unrolling
4737 * target.h (loop_unroll_adjust): Add a new target hook function.
4738 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4739 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4740 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4741 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4742 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4744 (decide_unroll_stupid): Likewise.
4746 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4749 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4751 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4753 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4754 (Specific, *-*-solaris2*): Likewise.
4755 Don't prefer Sun as over GNU as.
4757 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4759 * config/s390/s390.c (override_options): Adjust the z10 defaults
4760 for max-unroll-times, max-completely-peeled-insns
4761 and max-completely-peel-times.
4763 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4765 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4766 instructions for z10.
4767 (s390_expand_setmem): Likewise.
4768 (s390_expand_cmpmem): Likewise.
4770 2010-04-08 Richard Guenther <rguenther@suse.de>
4772 PR tree-optimization/43679
4773 * tree-ssa-pre.c (eliminate): Only propagate copies.
4775 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4778 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4779 set but not used variable warning.
4781 2010-04-08 Wei Guozhi <carrot@google.com>
4784 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4785 (arm_size_rtx_costs): Call the new function when optimized for size.
4787 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4790 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4791 op0 is not a MEM, just return NULL instead of assertion
4793 (discover_nonconstant_array_refs): Don't walk debug stmts.
4795 2010-04-08 Doug Kwan <dougkwan@google.com>
4797 * configure.ac: Recognize gold and do not use its version number
4798 to test ld features.
4799 * configure: Regenerate.
4801 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4804 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4805 (negate_value): Move code to push elements to broken_up_substracts ...
4806 (eliminate_plus_minus_pair): ... here. Push operands that have no
4807 negative pair to plus_negates.
4808 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4810 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4812 * doc/install.texi (Configuration): Move description of
4813 --enable-lto, --with-libelf*, --enable-gold from Java section to
4816 * doc/generic.texi (Working with declarations)
4817 (Function Properties, C and C++ Trees): Fix typos.
4818 * doc/sourcebuild.texi (Top Level): Likewise.
4820 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4823 * tree.h (DECL_READ_P): Define.
4824 (struct tree_decl_common): Add decl_read_flag.
4825 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4826 a set but not used warning.
4827 (merge_decls): Merge DECL_READ_P flag.
4828 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4829 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4830 * c-common.c (handle_used_attribute, handle_unused_attribute):
4832 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4834 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4836 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4837 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4838 c_parser_binary_expression, c_parser_cast_expression,
4839 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4840 Call default_function_array_read_conversion instead of
4841 default_function_array_conversion where needed.
4842 (c_parser_unary_expression, c_parser_conditional_expression,
4843 c_parser_postfix_expression_after_primary, c_parser_initelt):
4844 Likewise. Call mark_exp_read where needed.
4845 (c_parser_statement_after_labels, c_parser_asm_operands,
4846 c_parser_typeof_specifier, c_parser_sizeof_expression,
4847 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4849 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4851 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4852 (warn_unused_but_set_parameter): Default to warn_unused
4854 * doc/invoke.texi: Document -Wunused-but-set-variable and
4855 -Wunused-but-set-parameter.
4857 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4858 used count variable.
4859 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4860 when operandN variables aren't used in the body of the expander
4862 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4863 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4864 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4865 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4866 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4867 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4868 * tree.c (PROCESS_ARG): Likewise.
4870 2010-04-07 Simon Baldwin <simonb@google.com>
4872 * diagnostic.h (diagnostic_override_option_index): New macro to
4873 set a diagnostic's option_index.
4874 * c-tree.h (c_cpp_error): Add warning reason argument.
4875 * opts.c (_warning_as_error_callback): New.
4876 (register_warning_as_error_callback): Store callback for
4877 warnings enabled via enable_warning_as_error.
4878 (enable_warning_as_error): Call callback, minor code tidy.
4879 * opts.h (register_warning_as_error_callback): Declare.
4880 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4881 response to -Werror=.
4882 (c_common_init_options): Register warning_as_error_callback in opts.c.
4883 * common.opt: Add -Wno-cpp option.
4884 * c-common.c (struct reason_option_codes_t): Map cpp warning
4885 reason codes to gcc option indexes.
4886 * (c_option_controlling_cpp_error): New function, lookup the gcc
4887 option index for a cpp warning reason code.
4888 * (c_cpp_error): Add warning reason argument, call
4889 c_option_controlling_cpp_error for diagnostic_override_option_index.
4890 * doc/invoke.texi: Document -Wno-cpp.
4892 2010-04-07 Richard Guenther <rguenther@suse.de>
4894 * ipa-reference.c (mark_load): Use get_base_address.
4895 (mark_store): Likewise.
4897 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4898 inserting GIMPLE_NOPs into the IL.
4899 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4900 Explicitly strip handled components and indirect references.
4902 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4903 folding address expressions.
4904 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4905 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4906 operand_equal_p to compare decls.
4907 (ptr_deref_may_alias_decl_p): Likewise.
4908 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4909 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4910 Handle reversed comparison ops.
4911 * tree-sra.c (asm_visit_addr): Use get_base_address.
4912 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4913 * ipa-reference.c (mark_address): Use get_base_address.
4915 2010-04-07 Richard Guenther <rguenther@suse.de>
4917 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4918 Propagate constants everywhere.
4920 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4923 * tree.c (MAX_INT_CACHED_PREC): Define.
4924 (nonstandard_integer_type_cache): New array.
4925 (build_nonstandard_integer_type): Cache results for precision
4926 <= MAX_INT_CACHED_PREC.
4928 2010-04-07 Richard Guenther <rguenther@suse.de>
4930 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4931 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4932 * common.opt: Likewise.
4933 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4934 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4935 (nonoverlapping_memrefs_p): Likewise.
4936 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4937 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4938 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4939 OPT_fargument_noalias_global for backward compatibility.
4941 2010-04-07 Richard Guenther <rguenther@suse.de>
4943 PR tree-optimization/43270
4944 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4945 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4946 * tree-ssa-pre.c (phi_translate_1): Adjust.
4947 (fully_constant_expression): Split out vn_reference handling to ...
4948 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4949 Fold reads from constant strings.
4950 (vn_reference_lookup): Handle fully constant references.
4951 (vn_reference_lookup_pieces): Likewise.
4952 * Makefile.in (expmed.o-warn): Add -Wno-error.
4954 2010-04-07 Martin Jambor <mjambor@suse.cz>
4956 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4958 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4961 * gcc.c: Add -static-libstdc++ to list of recognized options.
4963 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4965 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4967 2010-04-07 Richard Guenther <rguenther@suse.de>
4970 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4971 bases build simple mem attributes to retain points-to information.
4973 2010-04-07 Richard Guenther <rguenther@suse.de>
4976 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4977 preserve points-to related information.
4979 2010-04-07 Richard Guenther <rguenther@suse.de>
4982 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4983 discard plain indirect references.
4984 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4985 * tree.c (tree_nop_conversion): Likewise.
4987 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4990 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4992 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4994 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4995 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4997 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4999 * tree-if-conv.c: Fix indentation and comments.
5001 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5003 * tree-if-conv.c: Sort static functions in topological order.
5005 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5007 * tree-if-conv.c: Fix indentation and comments.
5009 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5012 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5013 lang_hooks.types.type_for_size instead of
5014 build_nonstandard_integer_type.
5015 When converting an unsigned type to signed, double its precision.
5016 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5017 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5018 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5021 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5024 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5025 POINTER_PLUS_EXPR for pointer types.
5027 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5030 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5031 * graphite-clast-to-gimple.c: Include langhooks.h.
5032 (max_signed_precision_type): New.
5033 (max_precision_type): Takes two types as arguments.
5034 (precision_for_value): New.
5035 (precision_for_interval): New.
5036 (gcc_type_for_interval): New.
5037 (gcc_type_for_value): New.
5038 (gcc_type_for_clast_term): New.
5039 (gcc_type_for_clast_red): New.
5040 (gcc_type_for_clast_bin): New.
5041 (gcc_type_for_clast_expr): Split up into several functions.
5042 (gcc_type_for_clast_eq): Rewritten.
5043 (compute_bounds_for_level): New.
5044 (compute_type_for_level_1): New.
5045 (compute_type_for_level): New.
5046 (gcc_type_for_cloog_iv): Removed.
5047 (gcc_type_for_iv_of_clast_loop): Rewritten.
5048 (graphite_create_new_loop): Compute the lower and upper bound types
5049 with gcc_type_for_clast_expr.
5050 (graphite_create_new_loop_guard): Same.
5051 (find_cloog_iv_in_expr): Removed.
5052 (compute_cloog_iv_types_1): Removed.
5053 (compute_cloog_iv_types): Removed.
5054 (gloog): Do not call compute_cloog_iv_types.
5055 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5057 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5058 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5059 (GBB_CLOOG_IV_TYPES): Removed.
5061 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5063 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5064 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5065 (detect_commutative_reduction): Same.
5067 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5069 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5070 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5072 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5073 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5074 (rewrite_commutative_reductions_out_of_ssa): Same.
5075 * passes.c (execute_function_todo): Call verify_ssa for every pass
5076 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5077 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5078 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5079 with an extra argument.
5080 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5081 verify_ssa only when the extra argument is true.
5082 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5083 with an extra argument.
5084 (tree_transform_and_unroll_loop): Same.
5086 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5088 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5089 for all the passes of the LNO having LOOP_CLOSED_SSA.
5090 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5091 * tree-loop-distribution.c (pass_loop_distribution): Same.
5092 * tree-pass.h (TODO_verify_loops): Removed.
5093 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5095 (pass_tree_unswitch): Same.
5096 (pass_predcom): Same.
5097 (pass_vectorize): Same.
5098 (pass_linear_transform): Same.
5099 (pass_graphite_transforms): Same.
5100 (pass_iv_canon): Same.
5101 (pass_complete_unroll): Same.
5102 (pass_complete_unrolli): Same.
5103 (pass_parallelize_loops): Same.
5104 (pass_loop_prefetch): Same.
5105 (pass_iv_optimize): Same.
5107 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5110 * passes.c (init_optimization_passes): Move pass_lim before
5111 pass_copy_prop and pass_dce_loop.
5113 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5116 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5117 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5118 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5119 MULTI_* defines for 4 argument vpermil2p* builtins.
5121 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5123 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5124 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5125 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5126 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5127 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5128 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5129 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5130 Use x86_maybe_negate_const_int to output insn mnemonic.
5131 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5132 check from instruction predicate. Update comments.
5133 * config/i386/sync.md (sync_add<mode>): Use
5134 x86_maybe_negate_const_int to output insn mnemonic.
5136 2010-04-06 Jan Hubicka <jh@suse.cz>
5138 PR tree-optimization/42906
5139 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5140 IGNORE_SELF argument. Set visited_control_parents for fully
5142 (find_obviously_necessary_stmts): Update call of
5143 mark_control_dependent_edges_necessary.
5144 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5146 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5148 * config/i386/i386.md: Remove comment about 'e' and 'E'
5151 2010-04-06 Richard Guenther <rguenther@suse.de>
5153 PR tree-optimization/43627
5154 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5155 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5158 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5160 * BASE-VER: Change to 4.6.0.
5163 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5166 2010-04-06 Richard Guenther <rguenther@suse.de>
5169 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5171 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5173 * doc/invoke.texi (Optimize Options): Document that LTO
5174 won't remove object access purely due to incompatible
5177 2010-04-04 Matthias Klose <doko@ubuntu.com>
5179 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5180 Initialize variable.
5182 2010-04-03 Richard Guenther <rguenther@suse.de>
5185 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5186 require a non-NULL MEM_OFFSET.
5188 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5190 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5191 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5192 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5193 config/alpha/predicates.md, config/arm/arm.md,
5194 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5195 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5196 config/darwin9.h, config/darwin.c, config/darwin.h,
5197 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5198 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5199 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5200 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5201 config/mips/mips.md, config/mn10300/mn10300.c,
5202 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5203 config/rs6000/aix.h, config/rs6000/dfp.md,
5204 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5205 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5206 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5207 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5208 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5209 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5210 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5211 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5212 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5213 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5214 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5215 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5216 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5217 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5218 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5219 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5220 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5221 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5222 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5223 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5224 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5225 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5226 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5227 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5228 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5229 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5230 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5231 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5232 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5233 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5234 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5235 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5236 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5237 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5238 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5239 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5241 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5244 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5245 * aclocal.m4: Regenerate.
5247 2010-04-02 Richard Guenther <rguenther@suse.de>
5249 PR tree-optimization/43629
5250 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5251 if we have seen a constant value.
5253 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5255 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5257 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5260 * arm.c (legitimize_tls_address): Adjust call to
5261 gen_tls_load_dot_plus_four.
5262 (arm_note_pic_base): New function.
5263 (arm_cannot_copy_insn_p): Use it.
5264 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5267 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5272 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5274 * Makefile.in ($(out_object_file)): Depend on
5275 gt-$(basename $(notdir $(out_file))).h.
5277 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5279 * config.gcc (lm32-*-rtems*): Add t-lm32.
5281 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5283 * config.gcc: Add lm32-*-rtems*.
5284 * config/lm32/rtems.h: New file.
5286 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5289 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5291 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5293 * dwarf2out.c (output_compilation_unit_header): For
5294 -gdwarf-4 use version 4 instead of version 3.
5295 (output_line_info): For version 4 and above emit additional
5296 maximum ops per insn header field.
5297 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5299 * dwarf2out.c (is_c_family, is_java): Remove.
5300 (lower_bound_default): New function.
5301 (add_bound_info, gen_descr_array_type_die): Use it.
5303 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5306 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5307 re-declaration when it happens in a function.
5309 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5311 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5312 (cgraph_remove_function_insertion_hook): Same.
5313 (cgraph_call_function_insertion_hooks): Same.
5315 2010-04-01 Richard Guenther <rguenther@suse.de>
5318 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5319 and TREE_THIS_VOLATILE.
5320 (copy_ref_info): Likewise.
5321 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5322 * tree.c (build6_stat): Ignore side-effects of all but arg5
5323 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5326 2010-04-01 Richard Guenther <rguenther@suse.de>
5328 PR tree-optimization/43607
5329 * ipa-type-escape.c (check_call): Do not access non-existing
5332 2010-04-01 Richard Guenther <rguenther@suse.de>
5336 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5337 Jack Howarth <howarth@bromo.med.uc.edu>
5339 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5342 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5344 * doc/install.texi (Prerequisites): Document libelf usability on
5345 IRIX 5/6 and Solaris 2.
5346 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5347 Update GNU as, GNU ld requirements.
5348 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5349 Document Sun Studio compiler download.
5350 Update and simplify as, ld recommendations.
5351 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5353 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5355 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5356 with_tune_32 to pentium4.
5358 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5360 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5362 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5364 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5365 obsoletion, removal.
5367 Document GNU as requirement.
5368 Update configure requirements.
5369 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5370 Recomment IRIX 6.5.18+.
5371 Document IDF/IDL requirement.
5372 Document GNU as requirement.
5373 Document GNU ld bootstrap failure.
5374 Remove freeware.sgi.com reference.
5376 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5378 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5379 UNIX V4.0, V5.0 obsoletion, removal.
5380 Remove --with-gc=simple reference.
5381 Update VM requirements during bootstrap.
5382 Remove -oldas bootstrap description.
5383 Update binutils reference.
5384 Remove comparison failure note.
5386 2010-03-31 Richard Guenther <rguenther@suse.de>
5387 Zdenek Dvorak <ook@ucw.cz>
5388 Sebastian Pop <sebastian.pop@amd.com>
5391 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5392 with multiple arguments.
5393 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5395 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5397 * graphite-dependences.c (print_pddr): Call print_pdr with an
5399 * graphite-poly.c (debug_pdr): Add an extra argument for the
5402 (print_pbb_domain): Same.
5404 (print_scop_context): Same.
5406 (print_cloog): Same.
5407 (debug_pbb_domain): Same.
5411 (debug_scop_context): Same.
5413 (debug_cloog): Same.
5414 (print_scop_params): Same.
5415 (debug_scop_params): Same.
5416 (print_iteration_domain): Same.
5417 (print_iteration_domains): Same.
5418 (debug_iteration_domain): Same.
5419 (debug_iteration_domains): Same.
5420 (print_scattering_function): Same.
5421 (print_scattering_functions): Same.
5422 (debug_scattering_function): Same.
5423 (debug_scattering_functions): Same.
5424 * graphite-poly.h (debug_pdr): Update declaration.
5426 (print_pbb_domain): Same.
5428 (print_scop_context): Same.
5430 (print_cloog): Same.
5431 (debug_pbb_domain): Same.
5435 (debug_scop_context): Same.
5437 (debug_cloog): Same.
5438 (print_scop_params): Same.
5439 (debug_scop_params): Same.
5440 (print_iteration_domain): Same.
5441 (print_iteration_domains): Same.
5442 (debug_iteration_domain): Same.
5443 (debug_iteration_domains): Same.
5444 (print_scattering_function): Same.
5445 (print_scattering_functions): Same.
5446 (debug_scattering_function): Same.
5447 (debug_scattering_functions): Same.
5449 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5451 * graphite-poly.c (print_scattering_function_1): New.
5452 (print_scattering_function): Call it.
5453 (print_scop_params): Remove spaces at the end of lines.
5456 * graphite-poly.h (print_cloog): Declared.
5457 (debug_cloog): Declared.
5459 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5461 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5463 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5464 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5465 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5466 to switch between adding the IV bump in loop->latch or in loop->header.
5468 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5470 * graphite-poly.c (print_scattering_function): Pretty print following
5473 (print_pbb_domain): Same.
5474 (dump_gbb_cases): Same.
5475 (dump_gbb_conditions): Same.
5478 (print_scop_params): Same.
5479 (print_scop_context): Same.
5481 (print_pbb_body): New.
5482 (lst_indent_to): New.
5483 (print_lst): Start new lines with a #.
5484 * graphite-poly.h (pbb_bb): New.
5485 (pbb_index): Use pbb_bb.
5486 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5488 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5490 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5492 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5493 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5494 and 0 instead of 1 for dw_val_class_flag.
5495 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5496 dw_val_class_range_list, dw_val_class_loc_list,
5497 dw_val_class_lineptr and dw_val_class_macptr, use
5498 DW_FORM_flag_present for dw_val_class_flag and
5499 DW_FORM_exprloc for dw_val_class_loc.
5500 (output_die): For -gdwarf-4 print dw_val_class_loc
5501 size as uleb128 instead of 1 or 2 bytes and don't print
5502 anything for dw_val_class_flag.
5504 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5505 instead of cselib_lookup following by tweaking locs->setting_insn.
5508 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5509 even before returning from label, setjmp call or volatile asm
5512 2010-03-31 Richard Guenther <rguenther@suse.de>
5515 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5516 temporary data on stack.
5518 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5520 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5521 (PUSHSECTION_ASM_OP): Remove.
5522 (POPSECTION_ASM_OP): Remove.
5523 (PUSHSECTION_FORMAT): Remove.
5524 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5525 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5526 * config/sol2.c (solaris_output_init_fini): Use it.
5528 2010-03-31 Jie Zhang <jie@codesourcery.com>
5531 * opt-functions.awk (var_type_struct): Use signed char type
5532 for simple variables.
5534 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5536 * config/sol2.c: Include output.h.
5537 (solaris_assemble_visibility): New function.
5538 * config/t-sol2 (sol2.o): Add output.h dependency.
5539 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5540 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5543 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5546 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5547 V2SImode or XFmode on PRE_DEC.
5550 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5553 2010-03-31 Jie Zhang <jie@codesourcery.com>
5556 * reload.h (caller_save_initialized_p): Declare.
5557 * toplev.c (backend_init_target): Don't call
5558 init_caller_save but set caller_save_initialized_p to false.
5559 * caller-save.c (caller_save_initialized_p): Define.
5560 (init_caller_save): Check caller_save_initialized_p.
5561 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5563 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5566 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5567 and soft-fp/t-softfp to tmake_file.
5568 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5569 (LIBGCC2_TF_CEXT): Define.
5572 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5575 * cselib.c (n_useless_values): Document handling of debug locs.
5576 (n_useless_debug_values, n_debug_values): New variables.
5577 (new_elt_loc_list): Don't add to debug values, keep count.
5578 (promote_debug_loc): New.
5579 (cselib_reset_table): Zero new variables.
5580 (entry_and_rtx_equal_p): Promote debug locs.
5581 (discard_useless_locs): Increment n_useless_debug_values for
5583 (remove_useless_values): Adjust n_useless_values and n_debug_values
5584 with n_useless_debug_values.
5585 (add_mem_for_addr): Promote debug locs.
5586 (cselib_lookup_mem): Likewise.
5587 (cselib_lookup_addr): Renamed to...
5588 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5589 (cselib_log_lookup): ... this. Turn into...
5590 (cselib_lookup_addr): ... new wrapper.
5591 (cselib_lookup_from_insn): New.
5592 (cselib_invalidate_regno): Increment n_useless_debug_values for
5594 (cselib_invalidate_mem): Likewise.
5595 (cselib_process_insn): Take n_deleted and n_debug_values into
5596 account to guard remove_useless_value call.
5597 (cselib_finish): Zero n_useless_debug_values.
5598 * cselib.h (cselib_lookup_from_insn): Declare.
5599 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5600 (sched_analyze_2): Likewise.
5602 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5604 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5606 (adjust_mems): Replace narrowing SUBREG of expression containing
5607 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5608 with operations in the narrower mode.
5611 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5612 regs_invalidated_by_call instead all call_used_reg_set registers.
5614 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5617 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5618 pointer comparisons with types_compatible_p.
5619 * tree-vect-stmts.c (vectorizable_call): Same.
5620 (vectorizable_condition): Same.
5622 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5624 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5625 stack check if the mask would be zero.
5627 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5628 Jack Howarth <howarth@bromo.med.uc.edu>
5630 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5633 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5636 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5638 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5639 Include ___unordxf2 and ___unordtf2.
5640 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5643 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5645 * config/lm32/t-lm32: New file.
5646 * config.gcc: Use the above file when targetting lm32.
5648 2010-03-28 Duncan Sands <baldrick@free.fr>
5650 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5652 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5655 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5656 Improve vectorization cost model diagnostic.
5658 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5661 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5662 compute_data_dependences_for_loop returns false, early exit
5663 and output an extra diagnostic for the failed data reference
5666 2010-03-29 Richard Guenther <rguenther@suse.de>
5668 PR tree-optimization/43560
5669 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5670 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5672 2010-03-29 Jie Zhang <jie@codesourcery.com>
5675 * toplev.c (process_options): Set optimization_default_node
5676 and optimization_current_node.
5677 * opts.c (decode_options): Don't set optimization_default_node
5678 and optimization_current_node.
5680 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5682 * config/rtems.h: Abandon -qrtems_debug.
5684 2010-03-28 Jan Hubicka <jh@suse.cz>
5686 PR tree-optimization/43505
5687 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5688 map should not be copied.
5690 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5693 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5694 cdtors, set DECL_PRESERVE_P.
5695 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5698 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5700 PR tree-optimization/43528
5701 * stor-layout.c (place_field): Check that constant fits into
5702 unsigned HWI when skipping calculation of MS bitfield layout.
5704 2010-03-27 Jan Hubicka <jh@suse.cz>
5707 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5708 notice_global_symbol work.
5710 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5712 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5713 instead of dwarf2out_decl.
5714 (struct var_loc_node): Remove section_label field.
5715 (dwarf2out_function_decl): New function.
5716 (dwarf2out_var_location): Don't set section_label field.
5717 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5719 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5721 PR tree-optimization/43544
5722 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5723 First argument for builtin vectorized function hook is now a
5724 tree to be able to distinguish between machine specific and
5726 * targhooks.c (default_builtin_vectorized_function): Ditto.
5727 * targhooks.h (default_builtin_vectorized_function): Ditto.
5728 * target.h (struct gcc_target): Ditto.
5729 * tree-vect-stmts.c (vectorizable_function): Ditto.
5730 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5731 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5734 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5737 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5738 nested binding iff it is a FUNCTION_DECL.
5739 (store_parm_decls_newstyle): Pass nested=true to bind for
5740 FUNCTION_DECLs amongst parameters.
5742 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5744 * var-tracking.c (vt_expand_loc_callback): Don't run
5745 cselib_expand_value_rtx_cb in dummy mode if
5746 cselib_dummy_expand_value_rtx_cb returned false.
5748 * var-tracking.c (emit_note_insn_var_location): For one part
5749 notes with offset 0, don't add EXPR_LIST around the location.
5750 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5751 add_location_or_const_value_attribute): Adjust for that change.
5754 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5755 into first operand and location into second.
5756 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5757 dw_cfi_oprnd_loc for DW_CFA_expression.
5758 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5759 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5760 assume first argument is regnum and second argument is location.
5762 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5765 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5766 of scratch register to DImode. Split to DImode comparison operator.
5767 Use SImode subreg of scratch register in the multiplication.
5768 (*cmp_sadd_sidi): Ditto.
5769 (*cmp_ssub_si): Ditto.
5770 (*cmp_ssub_sidi): Ditto.
5772 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5775 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5776 Remove invalid assert and wrong comment.
5778 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5781 * flags.h (final_insns_dump_p): New extern.
5782 * final.c (final_insns_dump_p): New variable.
5783 (rest_of_clean_state): Set it before -fdump-final-insns=
5784 dumping, clear afterwards.
5785 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5786 MEM_ALIAS_SET on MEMs.
5788 2010-03-26 David S. Miller <davem@davemloft.net>
5790 * configure.ac: Fix sparc GOTDATA_OP bug check.
5791 * configure: Rebuild.
5793 2010-03-26 Alan Modra <amodra@gmail.com>
5795 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5797 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5799 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5800 TLS_SECTION_ASM_FLAG.
5802 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5805 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5806 Clear first_function_block_is_cold.
5809 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5810 argument if the argument is truth_value_p.
5812 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5814 * config/rs6000/constraints.md: Update copyright year for my changes.
5817 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5818 used in reg+reg addressing, swap registers.
5820 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5823 * target.h (struct gcc_target): Add code_end hook.
5824 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5826 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5827 * toplev.c (compile_file): Call targetm.asm_out.code_end
5828 hook before unwind info/debug info output.
5829 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5830 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5831 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5832 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5833 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5834 * config/i386/i386.c (ix86_file_end): Renamed to...
5835 (ix86_code_end): ... this. Make static. Don't call
5836 file_end_indicate_exec_stack. Emit unwind info using
5837 final_start_function/final_end_function.
5838 (darwin_x86_file_end): Remove.
5839 (TARGET_ASM_CODE_END): Define.
5840 * config/i386/i386.h (TARGET_ASM_FILE_END,
5841 NEED_INDICATE_EXEC_STACK): Don't define.
5842 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5843 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5844 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5845 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5848 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5849 at the beginning and final_end_function at the end.
5850 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5852 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5854 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5855 and Sun as TLS syntax.
5856 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5857 * configure: Regenerate.
5858 * config.in: Regenerate.
5859 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5860 (default_elf_asm_named_section): Use it.
5861 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5862 (i386_output_dwarf_dtprel): Likewise.
5863 (output_addr_const_extra): Likewise.
5864 (output_pic_addr_const): Lowercase @GOTTPOFF.
5865 (output_addr_const_extra): Likewise.
5866 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5867 (output_addr_const_extra): Likewise.
5868 (output_pic_addr_const): Lowercase @INDNTPOFF.
5869 (output_addr_const_extra): Likewise.
5870 (output_pic_addr_const): Lowercase @NTPOFF.
5871 (output_addr_const_extra): Likewise.
5872 (output_pic_addr_const): Lowercase @TPOFF.
5873 (output_addr_const_extra): Likewise.
5874 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5875 (*tls_global_dynamic_64): Likewise.
5876 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5877 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5879 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5880 (ASM_OUTPUT_TLS_COMMON): Use it.
5881 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5884 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5885 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5886 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5887 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5888 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5889 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5891 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5893 * config/i386/i386.c (override_options): Don't accept
5894 -mtls-dialect=sun any longer.
5895 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5896 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5897 (*tls_local_dynamic_base_32_sun): Likewise.
5898 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5900 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5903 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5904 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5907 * ira.c (adjust_cleared_regs): New function.
5908 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5912 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5914 * expr.c (expand_expr_real): Restore previous
5915 curr_insn_source_location and curr_insn_block after
5916 expand_expr_real_1 call.
5917 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5918 instead of expand_expr_real_1.
5920 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5922 PR rtl-optimization/43413
5923 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5926 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5929 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5930 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5932 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5934 * config/i386/i386.c (ix86_target_string): Add -mfma.
5935 Fix a typo in comment.
5937 2010-03-22 Mike Stump <mikestump@comcast.net>
5940 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5941 Don't overly align based upon packed packed fields.
5943 2010-03-22 Jason Merrill <jason@redhat.com>
5945 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5946 Use () rather than [], and move before the element type.
5948 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5950 * doc/configfiles.texi (Configuration Files): Removed
5951 fixinc/Makefile*, intl/Makefile.*.
5952 * doc/makefile.texi: Fixed markup. Abstract from version
5953 control system used.
5954 (Makefile): Removed obsolete gcc/java/parse.y example.
5955 * doc/sourcebuild.texi: Likewise.
5956 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5957 libgomp, libssp. Removed fastjar.
5958 (Miscellaneous Docs): Clarify location.
5959 Added COPYING3, COPYING3.LIB.
5960 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5962 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5965 * config/i386/i386.c (x86_function_profiler)
5966 [!NO_PROFILE_COUNTERS]: Fix typo.
5967 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5970 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5971 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5973 * doc/sourcebuild.texi (Test Directives): Split into six
5974 subsections, with most of the current text in new subsections
5975 Directives, Selectors, and Final Actions.
5976 (Directives): Split list of test directives into multiple
5978 (Selectors): Describe use and syntax of selectors.
5979 (Effective-Target Keywords): Describe all existing keywords.
5980 (Add Options): Describe features for dg-add-options.
5981 (Require Support): Describe variants of dg-require-support.
5982 (Final Actions): Describe commands to use in dg-final.
5984 2010-03-22 Michael Matz <matz@suse.de>
5987 * recog.c (validate_replace_rtx_group): Replace also in
5988 REG_EQUAL and REG_EQUIV notes.
5990 2010-03-22 Richard Guenther <rguenther@suse.de>
5992 PR tree-optimization/43390
5993 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5994 sure vector extracts are type correct.
5996 2010-03-22 Richard Guenther <rguenther@suse.de>
5999 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6000 x * sqrt (x) even when optimizing for size if the target
6001 has native support for sqrt.
6003 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6005 * varasm.c (make_decl_rtl_for_debug): Also clear
6006 flag_mudflap for the duration of make_decl_rtl call.
6009 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6010 locs from preserved VALUEs.
6012 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6015 * pa.md (movmemsi): Set align to one if zero.
6016 (movmemdi): Likewise.
6018 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6021 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6022 with their corresponding prologue pushes.
6024 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6027 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6028 at the begining or end.
6029 (spu_expand_epilogue): Likewise.
6031 2010-03-20 Richard Guenther <rguenther@suse.de>
6033 PR rtl-optimization/43438
6034 * combine.c (make_extraction): Properly zero-/sign-extend an
6035 extraction of the low part of a CONST_INT. Also handle
6038 2010-03-19 Mike Stump <mikestump@comcast.net>
6040 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6041 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6042 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6044 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6047 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6050 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6052 PR rtl-optimization/42258
6053 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6054 use that may match DEF.
6057 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6058 the cost of loading the constant rather than assuming
6060 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6061 outer code is AND, do the same tests as the andsi3 expander and
6062 return COSTS_N_INSNS (1) if and is cheap.
6064 * optabs.c (avoid_expensive_constant): Fix formatting.
6066 2010-03-19 Michael Matz <matz@suse.de>
6069 * attribs.c (decl_attributes): When rebuilding a function pointer
6070 type use the same qualifiers as the original pointer type.
6072 2010-03-19 Martin Jambor <mjambor@suse.cz>
6074 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6075 and is_gimple_ip_invariant_address.
6077 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6080 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6082 * config/arm/arm.c (arm_override_options): Turn off
6083 flag_dwarf2_cfi_asm for AAPCS variants.
6085 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6088 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6089 Use PRE_MODIFY instead of PRE_DEC.
6090 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6091 (vfp_emit_fstmd): Likewise.
6093 2010-03-19 Michael Matz <matz@suse.de>
6096 * builtins.c (expand_builtin_interclass_mathfn,
6097 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6100 2010-03-19 Richard Guenther <rguenther@suse.de>
6102 PR tree-optimization/43415
6103 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6104 (phi_translate_1): ... this.
6105 (phi_translate): Move all caching here. Cache all NARY
6106 and REFERENCE translations.
6108 2010-03-19 David S. Miller <davem@davemloft.net>
6110 With help from Eric Botcazou.
6111 * config/sparc/sparc.c: Include dwarf2out.h.
6112 (emit_pic_helper): Delete.
6113 (pic_helper_symbol_name): Delete.
6114 (pic_helper_emitted_p): Delete.
6115 (pic_helper_needed): New.
6116 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6117 (get_pc_thunk_name): New.
6118 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6119 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6120 Set pic_helper_needed to true. Don't call emit_pic_helper.
6121 (sparc_expand_prologue): Update load_pic_register call.
6122 (sparc_output_mi_thunk): Likewise.
6123 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6124 thunk if possible. Output CFI information as needed.
6126 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6127 Jack Howarth <howarth@bromo.med.uc.edu>
6130 * config/i386/i386.h: Fix ABI on darwin x86-32.
6132 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6134 * tree.h: Declare make_decl_rtl_for_debug.
6135 * varasm.c (make_decl_rtl_for_debug): New.
6136 * dwarf2out.c (rtl_for_decl_location): Call it.
6137 * cfgexpand.c (expand_debug_expr): Call it.
6139 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6142 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6146 * var-tracking.c (vt_init_cfa_base): Do nothing if
6147 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6149 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6152 * var-tracking.c (canonicalize_vars_star): New.
6153 (dataflow_post_merge_adjust): Use it.
6155 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6158 * var-tracking.c (non_suitable_const): New function.
6159 (add_uses): For DEBUG_INSNs with constants, don't record any
6160 value, instead just the constant value itself.
6161 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6162 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6163 (emit_notes_in_bb): Likewise.
6164 (emit_note_insn_var_location): For onepart variables if
6165 cur_loc is a VOIDmode constant, use DECL_MODE.
6167 2010-03-18 Martin Jambor <mjambor@suse.cz>
6170 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6171 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6172 all non-clones. Moved call redirection...
6173 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6174 (cgraph_materialize_all_clones): Dispose of all
6175 combined_args_to_skip bitmaps.
6176 (verify_cgraph_node): Do not check for edges pointing to wrong
6177 nodes in inline clones.
6178 * tree-inline.c (copy_bb): Call
6179 cgraph_redirect_edge_call_stmt_to_callee.
6180 * ipa.c (cgraph_remove_unreachable_nodes): Call
6181 cgraph_node_remove_callees even when there are used clones.
6183 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6185 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6187 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6190 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6193 2010-03-18 Michael Matz <matz@suse.de>
6196 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6197 into sqrt(x) if we need to preserve signed zeros.
6199 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6200 Eric Botcazou <ebotcazou@adacore.com>
6202 PR rtl-optimization/43360
6203 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6204 note if we don't know its invariant status.
6206 2010-03-18 Michael Matz <matz@suse.de>
6208 PR tree-optimization/43402
6209 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6210 PHI chains of ssa names registered for update.
6212 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6215 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6216 non-offsettable and pre_modify update addressing.
6217 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6218 and "2" alternatives "#".
6219 (*movdd_softfloat32): Make all alternatives "#";
6220 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6221 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6222 (*movdf_softfloat32): Make all alternatives "#";
6223 (movdi): Use the new DIFD mode iterator to create a common splitter
6224 for movdi, movdf and movdd patterns.
6226 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6228 * common.opt (dumpdir): Remove redundant tab.
6230 2010-03-17 Martin Jambor <mjambor@suse.cz>
6232 PR tree-optimization/43347
6233 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6234 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6236 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6238 PR rtl-optimization/42216
6239 * regrename.c (create_new_chain): New function, broken out from...
6240 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6241 appending a use to an empty chain.
6242 (build_def_use): Remove previous changes that convert OP_INOUT to
6243 OP_OUT operands; instead detect the case where an OP_INOUT operand
6244 uses a previously untracked register and create an empty chain for it.
6246 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6248 * doc/extend.texi (Function Attributes): Rewrite unfinished
6249 sentence in ms_abi documentation.
6251 2010-03-17 Alan Modra <amodra@gmail.com>
6253 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6254 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6255 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6256 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6258 2010-03-16 Richard Henderson <rth@redhat.com>
6261 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6262 (lower_try_finally): Save and restore eh_seq around the expansion
6265 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6267 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6268 statements before splitting block.
6270 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6272 * doc/sourcebuild.texi (Testsuites): Fix markup.
6273 Use pathnames relative to gcc/testsuite.
6274 (Test Directives): Move description of how timeout is determined.
6275 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6276 (C Tests): Correct gcc.misc-tests directory.
6277 Framework tests now live in gcc.test-framework.
6279 2010-03-16 Richard Guenther <rguenther@suse.de>
6282 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6283 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6285 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6286 Alexandre Oliva <aoliva@redhat.com>
6288 PR tree-optimization/42917
6289 * lambda-code.c (remove_iv): Skip debug statements.
6290 (lambda_loopnest_to_gcc_loopnest): Likewise.
6291 (not_interesting_stmt): Debug statements are not interesting.
6293 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6297 * cselib.c (cselib_preserve_constants,
6298 cfa_base_preserved_val): New static variables.
6299 (preserve_only_constants): New function.
6300 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6301 clear its REG_VALUES. If cselib_preserve_constants, don't
6302 empty the whole hash table, but preserve there VALUEs with constants,
6303 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6304 (cselib_preserve_cfa_base_value): New function.
6305 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6306 (cselib_init): Change argument to int bitfield. Set
6307 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6309 (cselib_finish): Clear cselib_preserve_constants and
6310 cfa_base_preserved_val.
6311 * cselib.h (enum cselib_record_what): New enum.
6312 (cselib_init): Change argument to int.
6313 (cselib_preserve_cfa_base_value): New prototype.
6314 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6315 * dse.c (dse_step1): Likewise.
6316 * cfgcleanup.c (thread_jump): Likewise.
6317 * sched-deps.c (sched_analyze): Likewise.
6318 * gcse.c (local_cprop_pass): Likewise.
6319 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6320 If FN is non-NULL, call the callback always and whenever it returns
6321 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6322 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6323 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6324 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6325 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6326 * var-tracking.c: Include recog.h.
6327 (bb_stack_adjust_offset): Remove.
6328 (vt_stack_adjustments): Don't call it, instead just gather the
6329 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6330 (adjust_stack_reference): Remove.
6331 (compute_cfa_pointer): New function.
6332 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6333 (struct adjust_mem_data): New type.
6334 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6336 (get_address_mode): New function.
6337 (replace_expr_with_values): Use it.
6338 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6339 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6340 (adjust_sets): Remove.
6341 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6342 Use get_address_mode.
6343 (get_adjusted_src): Remove.
6344 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6345 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6346 (add_with_sets): Don't call adjust_sets.
6347 (fp_setter, vt_init_cfa_base): New functions.
6348 (vt_initialize): Change return type to bool. Move most of pool etc.
6349 initialization to the beginning of the function from end. Pass
6350 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6351 If !frame_pointer_needed, call vt_stack_adjustment before mos
6352 vector is filled, call vt_init_cfa_base if argp/framep has been
6353 eliminated to sp. If frame_pointer_needed and argp/framep has
6354 been eliminated to hard frame pointer, set
6355 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6356 encountering fp setter in the prologue. For MO_ADJUST, call
6357 log_op_type before pusing the op into mos vector, not afterwards.
6358 Call adjust_insn before cselib_process_insn/add_with_sets,
6359 call cancel_changes (0) afterwards.
6360 (variable_tracking_main_1): Adjust for vt_initialize calling
6361 vt_stack_adjustments and returning whether it succeeded or not.
6363 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6365 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6368 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6370 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6372 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6373 drap_reg has not been set.
6375 2010-03-15 Michael Matz <matz@suse.de>
6378 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6379 use it to expand block copies.
6380 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6381 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6382 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6384 2010-03-15 Richard Guenther <rguenther@suse.de>
6386 PR tree-optimization/43367
6387 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6390 2010-03-15 Richard Guenther <rguenther@suse.de>
6392 PR tree-optimization/43317
6393 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6395 2010-03-15 Martin Jambor <mjambor@suse.cz>
6397 PR tree-optimization/43141
6398 * tree-sra.c (create_abstract_origin): New function.
6399 (modify_function): Call create_abstract_origin.
6401 2010-03-15 Chris Demetriou <cgd@google.com>
6403 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6406 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6409 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6410 call insert_out_of_ssa_copy for default definitions.
6412 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6414 * graphite-clast-to-gimple.c (my_long_long): Defined.
6415 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6416 * graphite-sese-to-poly.c (my_long_long): Defined.
6417 (scop_ivs_can_be_represented): Use it.
6419 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6421 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6422 graphite-max-bbs-per-function, and loop-block-tile-size.
6423 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6425 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6427 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6429 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6430 forward declaration.
6431 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6432 (add_upper_bounds_from_estimated_nit): New.
6433 (build_loop_iteration_domains): Use it.
6435 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6437 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6439 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6442 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6443 should be an INTEGER_CST. Also handle CASE_CONVERT.
6445 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6447 * graphite.c (graphite_initialize): To bound the number of bbs per
6448 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6449 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6450 * doc/invoke.texi: Document it.
6452 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6454 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6455 * graphite-sese-to-poly.h (build_poly_scop): Same.
6457 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6459 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6460 the number of parameters in the scop. Use as an upper bound
6461 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6462 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6463 * doc/invoke.texi: Document it.
6465 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6467 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6468 * doc/c-tree.texi: Remove.
6469 * doc/generic.texi: Merge c-tree.texi here.
6470 * doc/gccint.texi (Trees): Remove menu entry.
6471 (c-tree.texi): Remove @include.
6472 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6473 * doc/languages.texi (Reading RTL): Ditto.
6475 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6478 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6480 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6483 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6484 code added to work around reload clobbering CONST insns.
6486 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6488 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6489 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6490 (cselib_preserve_only_values): Remove retain argument, don't
6491 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6492 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6493 * var-tracking.c (micro_operation): Move insn field before union.
6494 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6495 (struct variable_tracking_info_def): Remove n_mos field, change
6496 mos into a vector of micro_operations.
6497 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6498 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6499 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6500 changing into a vector.
6501 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6502 come before all other uops generated by add_stores.
6503 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6505 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6506 a vector. Run just one pass over the bbs instead of separate counting
6507 and computation phase.
6508 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6511 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6512 into *nonlocalized_list vector.
6513 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6514 even if origin is non-NULL.
6515 (gen_variable_die): Likewise.
6516 (process_scope_var): Don't change origin.
6517 (gen_decl_die): Likewise.
6518 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6519 before adding new edges instead of after it, fix moving over
6522 2010-03-11 David S. Miller <davem@davemloft.net>
6524 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6526 * configure: Rebuild.
6528 2010-03-11 Martin Jambor <mjambor@suse.cz>
6530 PR tree-optimization/43257
6531 * tree.c (assign_assembler_name_if_neeeded): New function.
6532 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6534 * tree.h (assign_assembler_name_if_neeeded): Declare.
6535 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6536 the function if needed.
6538 2010-03-11 Chris Demetriou <cgd@google.com>
6540 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6541 include/stdint-gcc.h, and include/stdint.h world-readable.
6543 2010-03-11 Richard Guenther <rguenther@suse.de>
6545 PR tree-optimization/43255
6546 * tree-vrp.c (process_assert_insertions_for): Do not insert
6547 asserts for trivial conditions.
6549 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6551 PR tree-optimization/43280
6552 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6553 generation. Move calculation of size out of the if branch.
6554 (find_bswap): Modify compare number generation.
6556 2010-03-11 Richard Guenther <rguenther@suse.de>
6559 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6560 (input_gimple_stmt): Fixup handled component types during
6561 operand read. Also fix up decls in ADDR_EXPRs.
6563 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6565 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6566 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6568 2010-03-10 Jan Hubicka <jh@suse.cz>
6571 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6572 * varasm.c (get_variable_section): Don't do that here...
6573 (make_decl_rtl): ... and here.
6574 (do_assemble_alias): Produce decl RTL.
6575 (assemble_alias): Likewise.
6577 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6580 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6581 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6583 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6584 (based_loc_descr): Only express drap or vdrap regno based expressions
6585 using DW_OP_fbreg when not optimizing.
6586 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6587 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6588 REG_CFA_SET_VDRAP note.
6590 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6592 PR tree-optimization/43236
6593 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6594 error in calculation of base address in reverse iteration case.
6595 (generate_builtin): Take number of latch executions if the statement
6598 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6601 * tree-eh.c: Include pointer-set.h.
6602 (lower_eh_dispatch): Filter out duplicate case labels and
6603 remove the unneeded edge when the label is unused. Return
6604 true when some edges are removed.
6605 (execute_lower_eh_dispatch): When any lowering resulted in
6606 removing an edge, also delete unreachable blocks.
6608 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6611 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6612 UNSPEC_MACHOPIC_OFFSET.
6614 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6617 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6618 (m68k_delegitimize_address): New function.
6620 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6623 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6626 * var-tracking.c (adjust_sets): New function.
6627 (count_with_sets, add_with_sets): Use it.
6628 (get_adjusted_src): New inline function.
6629 (add_stores): Use it.
6632 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6633 call cselib_dummy_expand_value_rtx_cb instead of
6634 cselib_expand_value_rtx_cb.
6637 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6638 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6639 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6640 and .cfi_endproc around the pic thunks.
6641 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6642 all queued unwind info register saves are saved before the call.
6643 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6644 considered as sp-=4 for unwind info and the pop as sp+=4 which
6645 also clobbers dest, but doesn't actually restore it.
6648 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6649 RTX_FRAME_RELATED_P.
6651 2010-03-09 Jie Zhang <jie@codesourcery.com>
6653 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6654 whitespaces in output template.
6656 2010-03-09 Jie Zhang <jie@codesourcery.com>
6658 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6661 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6663 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6664 builtins.exp in a separate job.
6666 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6668 * graphite-sese-to-poly.c (add_param_constraints): Use
6669 lower_bound_in_type and upper_bound_in_type.
6671 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6673 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6674 instead of unsigned_type_node.
6676 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6677 Reza Yazdani <reza.yazdani@amd.com>
6680 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6681 on pointer type parameters.
6683 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6687 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6688 handle conversions from pointer to integers.
6689 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6690 induction variable, to be able to work with code generated by CLooG.
6691 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6692 (build_poly_scop): Bail out if we cannot codegen a loop.
6694 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6696 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6697 code generation with gloog_error.
6699 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6701 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6702 Call fold_convert on all the returned values.
6703 (expand_scalar_variables_expr): Pass to
6704 expand_scalar_variables_ssa_name the type of the resulting expression.
6706 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6708 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6709 ppl_min_for_le_pointset.
6710 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6711 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6713 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6715 * graphite-dependences.c (map_into_dep_poly): Removed.
6716 (dependence_polyhedron_1): Use combine_context_id_scat.
6718 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6720 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6721 (struct poly_bb): Same.
6722 (combine_context_id_scat): New.
6724 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6727 * sese.c (name_defined_in_loop_p): Return false for default
6730 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6732 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6733 and clean up the logic.
6735 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6737 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6740 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6742 * var-tracking.c (remove_cselib_value_chains): Define only for
6744 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6745 delete_slot_part, emit_notes_for_differences_1): Don't call
6746 remove_cselib_value_chains here.
6747 (set_slot_part, emit_notes_for_differences_2): Don't call
6748 add_cselib_value_chains here.
6749 (preserved_values): New vector.
6750 (preserve_value): New function.
6751 (add_uses, add_stores, vt_add_function_parameters): Use it
6752 instead of cselib_preserve_value.
6753 (changed_values_stack): New vector.
6754 (check_changed_vars_0): New function.
6755 (check_changed_vars_1, check_changed_vars_2): Use it.
6756 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6757 changed_values_stack VALUEs.
6758 (vt_emit_notes): For all preserved_values call
6759 add_cselib_value_chains. If ENABLE_CHECKING call
6760 remove_cselib_value_chains before verifying value_chains is empty.
6761 Initialize and free changed_values_stack.
6762 (vt_initialize): Initialize preserved_values.
6763 (vt_finalize): Free preserved_values.
6765 2010-03-08 Richard Guenther <rguenther@suse.de>
6767 PR tree-optimization/43269
6768 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6771 2010-03-08 Martin Jambor <mjambor@suse.cz>
6773 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6774 (ipa_is_param_called): Removed.
6775 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6776 (ipa_print_node_params): Do not print the called flag.
6777 (ipa_write_node_info): Do not stream the called flag.
6778 (ipa_read_node_info): Likewise.
6780 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6783 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6784 * cselib.c (struct expand_value_data): Add dummy field.
6785 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6787 (cselib_dummy_expand_value_rtx_cb): New function.
6788 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6790 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6791 * var-tracking.c: Include pointer-set.h.
6792 (variable): Change n_var_parts to char from int. Add
6793 cur_loc_changed and in_changed_variables fields.
6794 (variable_canonicalize): Remove.
6795 (shared_var_p): New inline function.
6796 (unshare_variable): Maintain cur_loc_changed and
6797 in_changed_variables fields. If var was in changed_variables,
6798 replace it there with new_var. Just copy cur_loc instead of
6799 resetting it to something else.
6800 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6801 (dataflow_set_union): Don't call variable_canonicalize.
6802 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6803 of their DEBUG_EXPR_TREE_DECLs.
6804 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6805 and in_changed_variables and cur_loc_changed is false.
6806 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6807 and cur_loc_changed. Don't update cur_loc here.
6808 (variable_merge_over_src): Don't call variable_canonicalize.
6809 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6810 removing loc that is equal to cur_loc, clear cur_loc,
6811 set cur_loc_changed and ensure variable_was_changed is called.
6812 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6813 compare pointers in cur_loc check, if it is equal to loc,
6814 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6815 (variable_different_p): Remove compare_current_location argument,
6816 don't compare cur_loc.
6817 (dataflow_set_different_1): Adjust variable_different_p caller.
6818 (variable_was_changed): If dv had some var in changed_variables
6819 already, reset in_changed_variables flag for it and propagate
6820 cur_loc_changed over to the new variable. On empty var
6821 always set cur_loc_changed. Set in_changed_variables on whatever
6822 var is added to changed_variables.
6823 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6824 Use shared_var_p. When removing loc that is equal to cur_loc,
6825 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6826 end, don't set it to something else, just call variable_was_changed.
6827 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6828 loc being removed, clear cur_loc and set cur_loc_changed.
6829 Set cur_loc_changed if all locations have been removed.
6830 (struct expand_loc_callback_data): New type.
6831 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6832 allocated. Always create SUBREGs if simplify_subreg failed.
6833 Prefer to use cur_loc, when that fails and still in
6834 changed_variables (and seen first time) recompute it. Set
6835 cur_loc_changed of variables which had to change cur_loc and
6836 compute elcd->cur_loc_changed if any of the subexpressions used
6837 had to change cur_loc.
6838 (vt_expand_loc): Adjust to pass arguments in
6839 expand_loc_callback_data structure.
6840 (vt_expand_loc_dummy): New function.
6841 (emitted_notes): New variable.
6842 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6843 that weren't used for any other decl in current
6844 emit_notes_for_changes call call vt_expand_loc_dummy to update
6845 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6846 first loc_chain location if NULL before. Always use just
6847 cur_loc instead of first loc_chain location. When cur_loc_changed
6848 is false, when not --enable-checking=rtl just don't emit any note.
6849 When rtl checking, compute the note and assert it is the same
6850 as previous note. Clear cur_loc_changed and in_changed_variables
6851 at the end before removing from changed_variables.
6852 (check_changed_vars_3): New function.
6853 (emit_notes_for_changes): Traverse changed_vars to call
6854 check_changed_vars_3 on each changed var.
6855 (emit_notes_for_differences_1): Clear cur_loc_changed and
6856 in_changed_variables. Recompute cur_loc of new_var.
6857 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6858 (vt_emit_notes): Initialize and destroy emitted_notes.
6860 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6862 PR rtl-optimization/42220
6863 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6864 Use verify_reg_tracked to determine if we should use OP_OUT rather
6866 (build_def_use): If we see an in-out operand for a register that we
6867 know nothing about, treat is an output if possible, fail the block if
6870 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6873 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6876 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6879 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6880 uses of relevant DEFs that are dead outside the loop too.
6882 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6884 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6886 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6888 * var-tracking.c (values_to_unmark): New variable.
6889 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6890 values_to_unmark vector. Moved body to...
6891 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6892 instead queue it into values_to_unmark vector.
6893 (vt_find_locations): Free values_to_unmark vector.
6895 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6897 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6898 (site.exp): Export them when plugins are enabled.
6900 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6903 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6905 (chrec_fold_multiply): Same.
6907 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6910 * c-decl.c (build_compound_literal): Return early if init is
6913 2010-03-04 Martin Jambor <mjambor@suse.cz>
6915 PR tree-optimization/43164
6916 PR tree-optimization/43191
6917 * tree-sra.c (type_consists_of_records_p): Reject records with
6918 zero-size bit-fields at the end.
6920 2010-03-04 Mike Stump <mikestump@comcast.net>
6922 * Makefile.in (TAGS): Remove *.y.
6924 2010-03-04 Richard Guenther <rguenther@suse.de>
6926 PR tree-optimization/40761
6927 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6929 (my_rev_post_order_compute): New function.
6930 (init_pre): Call it.
6932 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6935 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6936 decrease the cost of an IV candidate when the cost is infinite.
6938 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6940 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6941 Use '3DNow!' for the extension of that name, ensure normal space
6943 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6945 2010-03-03 Jeff Law <law@redhat.com>
6947 * PR middle-end/32693
6948 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6949 than gen_rtx_SUBREG.
6950 (extract_bit_field_1): Likewise.
6952 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6954 * doc/sourcebuild.texi (Test directives): Document that arguments
6955 include-opts and exclude-opts are now optional for dg-skip-if,
6956 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6958 2010-03-03 Jason Merrill <jason@redhat.com>
6961 * cgraph.h (varpool_node): Add extra_name field.
6962 * varpool.c (varpool_extra_name_alias): New.
6963 (varpool_assemble_decl): Emit extra name aliases.
6964 (varpool_mark_needed_node): Look past an extra name alias.
6965 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6966 * lto-streamer-in.c (lto_input_tree): Read it.
6967 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6969 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6971 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6972 (sparc*-*-solaris2*): ...this.
6974 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6977 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6978 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6979 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6980 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6983 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6984 fallthrough to default handling, just with want_address 0 instead of 2.
6985 For single element lists, add_AT_loc directly, otherwise create an
6986 artificial variable DIE and stick location list to it.
6989 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6990 (VAL_EXPR_HAS_REVERSE): Define.
6991 (reverse_op): New function.
6992 (add_stores): For reversible operations add an extra MO_VAL_USE.
6994 2010-03-02 Jason Merrill <jason@redhat.com>
6996 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6998 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7000 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7001 (sparc64-*-linux*): Likewise.
7002 (sparc64-*-solaris2*): Include assembler files before linker ones.
7003 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7004 * config/sparc/gas.h: Delete.
7005 * config/sparc/sol2-64.h: Add copyright notice.
7006 * config/sparc/sol2-gas-bi.h: Likewise.
7007 * config/sparc/sol2-gld.h: Likewise.
7008 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7009 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7010 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7011 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7012 (sparc_elf_asm_named_section): Rename into...
7013 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7015 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7017 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7019 2010-03-02 Jeff Law <law@redhat.com>
7022 * reload1.c (rtx_p, substitute_stack): Declare.
7023 (substitute): Record addresses of changed rtxs.
7024 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7025 Restore the original rtx when complete.
7026 (reload): Free subsitute_stack when complete.
7028 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7030 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7031 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7033 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7034 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7035 Torture Tests): Change from subsection to section.
7037 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7038 Steven Bosscher <steven@gcc.gnu.org>
7040 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7043 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7046 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7047 the assignment from the new induction variable to the assignment
7048 of the value from the original loop PHI function.
7050 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7051 Daniel Jacobowitz <dan@codesourcery.com>
7053 * doc/sourcebuild.texi (Test directives): Clarify options to
7056 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7058 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7059 Disable cfi directives unless GCC and gas agree on using read-only
7060 .eh_frame sections for 64-bit.
7061 * configure: Regenerate.
7063 2010-03-01 Richard Guenther <rguenther@suse.de>
7065 PR tree-optimization/43220
7066 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7067 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7069 2010-03-01 Richard Guenther <rguenther@suse.de>
7070 Martin Jambor <mjambor@suse.cz>
7073 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7074 gimplified parameters.
7076 2010-03-01 Christian Bruel <christian.bruel@st.com>
7078 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7080 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7082 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7084 2010-03-01 Richard Guenther <rguenther@suse.de>
7087 * expr.c (expand_assignment): Use the alias-oracle to tell
7088 if the rhs aliases the result decl.
7090 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7093 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7094 to sol_gt_pch_get_address.
7095 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7096 64-bit, SPARC and x86.
7097 (sol_gt_pch_get_address): New function.
7099 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7101 * toplev.h (inform_n, error_n): Declare.
7102 * diagnostic.c (inform_n, error_n): New function.
7104 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7106 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7107 has no rtl yet when processing local_decls, queue it and recheck
7108 if deferred stack allocation hasn't assigned it rtl.
7110 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7112 * config/sh/sh.c (unspec_bbr_uid): New.
7113 (gen_block_redirect): Use it instead of INSN_UID.
7114 (gen_far_branch): Likewise.
7116 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7118 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7119 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7121 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7123 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7124 (Warning Options): -Wno-conversion-null is valid for
7125 Objective-C++ as well.
7126 * doc/tm.texi (Named Address Spaces): Likewise.
7127 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7128 * doc/tree-ssa.texi (Tree SSA): Likewise.
7130 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7133 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7134 by default. Don't set the default arch for
7135 i[34567]86-*-darwin*|x86_64-*-darwin*.
7137 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7140 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7141 default. Set the default 32bit/64bit archs with $with_arch
7142 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7144 2010-02-27 Richard Guenther <rguenther@suse.de>
7146 PR tree-optimization/43186
7147 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7148 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7149 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7150 unroller iterations.
7152 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7154 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7155 required and i[34567]86-*-* targets don't support 64bit ISA.
7157 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7160 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7163 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7165 * config.gcc: Set the default arch at least to Prescott for
7166 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7167 if SSE math is enabled.
7169 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7171 * diagnostic.c (diagnostic_initialize): Update.
7172 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7174 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7175 (diagnostic_inhibit_notes): New.
7176 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7178 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7181 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7182 * doc/standards.texi: Likewise.
7183 * doc/extend.texi: Likewise.
7184 * doc/trouble.texi: Likewise.
7185 * doc/cppopts.texi: Likewise.
7186 * doc/install.texi: Likewise.
7187 * c.opt (std=c90,std=gnu90): New options.
7188 * c-opts.c (c_common_handle_option): Handle them.
7190 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7193 * c-decl.c (undeclared_variable): Use an informative note.
7195 2010-02-26 Richard Guenther <rguenther@suse.de>
7197 PR tree-optimization/43186
7198 * gimple.h (gimple_fold): Remove.
7199 * gimple.c (gimple_fold): Remove. Inline into single user ...
7200 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7201 Try harder for conditions.
7203 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7206 * function.c (used_types_insert): Don't skip through named pointer
7207 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7208 and it is different from the main variant's type.
7210 2010-02-26 Nick Clifton <nickc@redhat.com>
7212 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7214 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7216 * config.gcc: Support --with-fpmath=sse for x86.
7218 * config/i386/ssemath.h: New.
7220 * doc/install.texi (--with-fpmath=sse): Documented.
7222 2010-02-26 Richard Guenther <rguenther@suse.de>
7224 PR tree-optimization/43188
7225 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7226 vector types of over-aligned element type.
7228 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7231 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7232 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7234 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7236 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7238 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7240 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7241 * var-tracking.c: Include diagnostic.h.
7242 (debug_dv): New function.
7243 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7246 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7247 (add_value_chain, add_value_chains, remove_value_chain,
7248 remove_value_chains): Handle DEBUG_EXPRs.
7249 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7252 * regcprop.c (struct queued_debug_insn_change): New type.
7253 (struct value_data_entry): Add debug_insn_changes field.
7254 (struct value_data): Add n_debug_insn_changes field.
7255 (debug_insn_changes_pool): New variable.
7256 (free_debug_insn_changes, apply_debug_insn_changes,
7257 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7258 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7259 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7261 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7263 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7264 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7265 changes, call cprop_find_used_regs via note_stores.
7266 (copyprop_hardreg_forward): When copying vd from predecessor
7267 which has any queued DEBUG_INSN changes, make sure the pointers are
7268 cleared. At the end call df_analyze and then if there are any
7269 DEBUG_INSN changes queued at the end of some basic block for still
7270 live registers, apply them.
7271 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7273 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7275 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7278 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7280 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7281 targets. Set the default with_cpu/with_arch from arch/cpu.
7282 Allow x86-64 and native for with_cpu/with_arch.
7284 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7286 * ebitmap.c: Change calls to verify_popcount with calls to
7287 sbitmap_verify_popcount.
7288 (ebitmap_clear_bit): Fixed map->cacheindex test and
7289 map>cache update when bit clearing results in an empty
7292 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7295 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7296 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7297 and support both V2DF and V2DI modes.
7298 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7299 support both V2DF and V2DI modes.
7300 (general): Delete trailing whitespace from a few patterns.
7302 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7303 V2DF/V2DI interleave high/low builtins.
7305 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7308 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7309 interleave high/low functions.
7311 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7313 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7314 #pragma extern_prefix.
7316 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7319 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7320 BLKmode, assert op0 is a MEM and just adjust its mode.
7323 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7324 if bitpos isn't multiple of mode's bitsize.
7326 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7328 * c.opt (-ftemplate-depth=): New.
7329 (-ftemplate-depth-): Deprecate.
7330 * optc-gen.awk: Handle -ftemplate-depth=.
7331 * opth-gen.awk: Likewise.
7332 * c-opts.c (c_common_handle_option): Likewise.
7333 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7335 2010-02-24 Jason Merrill <jason@redhat.com>
7337 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7339 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7341 * cfg.c (alloc_aux_for_block): Remove inline.
7342 (alloc_aux_for_edge): Likewise.
7344 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7346 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7348 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7350 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7351 * config/i386/sol2-gas.h: New file.
7352 * config.gcc (i[34567]86-*-solaris2*): Use it.
7354 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7357 * c-typeck.c (ep_convert_and_check): New.
7358 (build_conditional_expr): Use it.
7359 (build_binary_op): Likewise.
7361 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7363 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7366 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7367 bounds even for -O+.
7368 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7369 expr needs to have DECL_NAME set.
7371 2010-02-24 Nick Clifton <nickc@redhat.com>
7373 * config/mep/mep.c: Include gimple.h.
7374 (mep_function_uses_sp): Delete unused function.
7375 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7376 parameters. Use unsigned integers to count args. Return a
7377 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7379 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7382 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7383 greater or equal to nelt instead of 2 * nelt.
7384 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7387 2010-02-23 Jason Merrill <jason@redhat.com>
7390 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7391 in cfun->local_decls even if they have register types.
7394 * stor-layout.c (place_field): Don't warn about unnecessary
7395 DECL_PACKED if the type is packed.
7397 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7400 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7401 GOTOFF relocs, even when the base reg isn't pic pointer.
7403 2010-02-23 Michael Matz <matz@suse.de>
7406 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7407 (expand_gimple_basic_block): Generate and use debug temps if there
7408 are debug uses left after the last real use of TERed ssa names.
7409 Unlink debug immediate uses when they are expanded.
7411 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7414 * config/i386/i386.c (override_options): Reorganise to provide
7415 better error messages.
7417 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7420 * graphite-scop-detection.c (create_single_exit_edge): Move
7421 the call to find_single_exit_edge to....
7422 (create_sese_edges): ...here. Don't handle multiple edges
7423 exiting the function.
7424 (build_graphite_scops): Don't handle multiple edges
7425 exiting the function.
7427 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7430 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7431 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7433 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7436 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7438 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7441 * c-typeck.c (convert_arguments): Print declaration location.
7442 * c-common.c (validate_nargs): Rename as
7443 builtin_function_validate_nargs.
7444 (check_builtin_function_arguments): Update.
7446 2010-02-22 Richard Guenther <rguenther@suse.de>
7449 * tree-inline.c (declare_return_variable): Use the type of
7450 the call stmt lhs if available.
7452 2010-02-22 Duncan Sands <baldrick@free.fr>
7454 * passes.c (register_pass): Always consider all pass lists when
7455 ref_pass_instance_number is zero.
7457 2010-02-22 Richard Guenther <rguenther@suse.de>
7459 PR tree-optimization/42749
7460 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7461 parameter. Do arithmetic in the original type.
7462 (update_accumulator_with_ops): Likewise.
7463 (adjust_accumulator_values): Adjust.
7465 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7467 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7468 (QI to BLKmode splitter): New splitter.
7470 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7472 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7473 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7475 2010-02-22 Richard Guenther <rguenther@suse.de>
7477 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7479 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7481 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7482 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7483 ($(T)crti.o, $(T)crtn.o): Remove rules.
7485 2010-02-21 Tobias Burnus <burnus@net-b.de>
7488 * doc/invoke.texi (-fassociative-math): Document that this
7489 option is automatically enabled for Fortran.
7491 2010-02-20 David S. Miller <davem@davemloft.net>
7493 * configure.ac: Test if linker and assembler properly support
7494 GOTDATA_OP relocations.
7495 * configure: Rebuild.
7496 * config.in: Likewise.
7497 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7498 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7499 (movsi_high_pic): Likewise.
7500 (movdi_lo_sum_pic): Likewise.
7501 (movdi_high_pic): Likewise.
7502 (movsi_pic_gotdata_op): New pattern.
7503 (movdi_pic_gotdata_op): Likewise.
7504 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7505 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7507 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7510 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7511 attribute to ssemul.
7512 (xop_mulv2div2di3_high): Ditto.
7514 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7517 * c.opt (Wconversion-null): New option.
7518 * doc/invoke.texi (Wconversion-null): Document.
7520 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7522 * common.opt (Wlarger-than-): Add Undocumented.
7524 2010-02-19 Mike Stump <mikestump@comcast.net>
7526 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7528 2010-02-19 Jason Merrill <jason@redhat.com>
7531 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7532 * configure: Likewise.
7534 2010-02-20 Alan Modra <amodra@gmail.com>
7537 * cgraph.h (cgraph_make_decl_local): Declare.
7538 * cgraph.c (cgraph_make_decl_local): New function.
7539 (cgraph_make_node_local): Use it.
7540 * cgraphunit.c (cgraph_function_versioning): Likewise.
7541 * ipa.c (function_and_variable_visibility): Likewise.
7543 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7546 * except.c (sjlj_emit_function_enter): Don't call
7547 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7549 * rtl.h (add_reg_br_prob_note): Remove prototype.
7551 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7554 * c-common.c (conversion_warning): Remove widening conversions
7555 before checking the conversion of integers to reals.
7557 2010-02-19 Mike Stump <mikestump@comcast.net>
7560 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7563 * cgraphunit.c (process_function_and_variable_attributes): Check
7564 DECL_PRESERVE_P instead of looking up attribute "used".
7565 * ipa-pure-const.c (check_decl): Likewise.
7566 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7567 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7568 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7569 instead of attribute "used".
7570 * config/sol2-c.c (solaris_pragma_init): Likewise.
7571 (solaris_pragma_fini): Likewise.
7573 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7575 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7576 Use XCNEW instead of xcalloc.
7577 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7578 XNEW instead of xmalloc.
7579 (get_fields): Use XNEWVEC instead of xmalloc.
7582 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7583 populate vars array.
7584 (create_new_general_access): For debug stmts just reset value.
7585 (get_stmt_accesses): For accesses within debug stmts just record them
7586 using add_access_to_acc_sites instead of preventing the peeling or
7587 counting them as accesses.
7590 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7592 2010-02-19 Richard Guenther <rguenther@suse.de>
7594 PR tree-optimization/42916
7595 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7598 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7600 * configure.ac: Replace all uses of changequote in macro arguments
7601 with proper quoting.
7603 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7606 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7608 2010-02-19 Richard Guenther <rguenther@suse.de>
7610 PR tree-optimization/42944
7611 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7612 test for aliasing with errno.
7614 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7617 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7618 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7619 * dojump.c: Include output.h.
7620 (inv): New inline function.
7621 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7622 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7623 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7624 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7625 argument, pass it down to other calls.
7626 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7627 add REG_BR_PROB note to the conditional jump.
7628 * cfgexpand.c (add_reg_br_prob_note): Removed.
7629 (expand_gimple_cond): Don't call it, add the probability
7630 as last argument to jumpif_1/jumpifnot_1.
7631 * Makefile.in (dojump.o): Depend on output.h.
7632 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7634 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7635 * stmt.c (do_jump_if_equal): Likewise.
7636 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7637 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7638 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7640 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7641 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7642 jumpifnot_1 callers.
7643 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7645 (store_expr): Adjust jumpifnot caller.
7646 (store_constructor): Adjust jumpif caller.
7649 * gimplify.c (gimple_boolify): For __builtin_expect call
7650 gimple_boolify also on its first argument.
7652 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7654 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7656 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7657 * configure: Regenerated.
7659 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7661 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7662 lang_hooks.types_compatible_p instead of comptypes.
7664 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7666 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7667 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7668 if __prefer_thumb__ is defined.
7670 2010-02-18 Martin Jambor <mjambor@suse.cz>
7672 PR tree-optimization/43066
7673 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7674 array with zero-sized element type.
7676 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7678 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7679 rtx, allocate struct var_loc_node here and return it to the
7680 caller, and only if it is actually needed.
7681 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7682 move it earlier and return immediately if it returns NULL.
7684 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7686 * config/sparc/gas.h: New file. Restore
7687 TARGET_ASM_NAMED_SECTION to its ELF default.
7688 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7690 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7691 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7692 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7693 after sparc/sysv4.h.
7695 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7697 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7699 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7701 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7702 patterns from predicated pattern.
7704 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7707 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7708 for insn mnemonic suffix.
7710 2010-02-17 Richard Guenther <rguenther@suse.de>
7712 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7715 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7718 * caller-save.c (save_call_clobbered_regs): If BB ends with
7719 a DEBUG_INSN, move any notes in between last real insn and the last
7720 DEBUG_INSN after the last DEBUG_INSN.
7722 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7724 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7725 Fix return type. Fix argument type. Explain meaning of return value.
7727 2010-02-16 Richard Guenther <rguenther@suse.de>
7729 PR tree-optimization/41043
7730 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7731 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7733 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7735 2010-02-16 Ira Rosen <irar@il.ibm.com>
7737 PR tree-optimization/43074
7738 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7739 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7740 vectorizable cycles in hybrid SLP check.
7741 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7743 2010-02-16 Richard Guenther <rguenther@suse.de>
7745 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7746 (true_dependence): If memrefs_conflict_p computes must-alias
7747 trust it. Move TBAA check after offset-based disambiguation.
7748 (canon_true_dependence): Likewise.
7750 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7752 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7753 * doc/invoke.texi: Document it.
7754 * var-tracking.c: Include toplev.h and params.h.
7755 (vt_find_locations): Return bool indicating success. Compute
7756 hash sizes unconditionally. Check new parameter, report.
7757 (variable_tracking_main_1): Check vt_find_locations results and
7758 retry. Renamed from...
7759 (variable_tracking_main): ... this. New wrapper to preserve
7760 flag_var_tracking_assignments.
7761 * Makefile.in (var-tracking.o): Adjust dependencies.
7763 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7764 Jakub Jelinek <jakub@redhat.com>
7767 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7768 if weak_import attribute is present.
7769 * config/darwin.c (machopic_select_section): Likewise.
7771 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7773 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7774 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7775 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7776 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7778 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7781 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7784 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7785 Rewrite text to refer to the names.
7787 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7789 * config/i386/i386-builtin-types.def
7790 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7791 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7792 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7793 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7794 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7795 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7796 IX86_BUILTIN_VPERMIL2PS256.
7797 (MULTI_ARG_4_DF2_DI_I): Defined.
7798 (MULTI_ARG_4_DF2_DI_I1): Defined.
7799 (MULTI_ARG_4_SF2_SI_I): Defined.
7800 (MULTI_ARG_4_SF2_SI_I1): Defined.
7801 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7802 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7803 __builtin_ia32_vpermil2ps256.
7804 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7805 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7806 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7807 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7808 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7809 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7810 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7811 CODE_FOR_xop_vpermil2v8sf3.
7812 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7813 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7814 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7815 (_mm256_permute2_pd): New.
7816 (_mm_permute2_ps): New.
7817 (_mm256_permute2_ps): New.
7819 2010-02-15 Nick Clifton <nickc@redhat.com>
7821 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7822 boolean parameters. Use emit_jump_insn when emitting a pop
7823 instruction containing a return insn.
7824 (push): Use 'true' rather than '1' as second parameter to F.
7825 (h8300_expand_prologue): Likewise.
7826 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7827 (h8300_expand_epilogue): Likewise.
7829 2010-02-15 Richard Guenther <rguenther@suse.de>
7832 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7835 2010-02-15 Nick Clifton <nickc@redhat.com>
7837 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7840 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7842 * intl.c (fake_ngettext): New function.
7843 * intl.h (fake_ngettext): Declare.
7844 (ngettext): Define macro.
7845 * collect2.c (notice_translated): New function.
7846 (main): Use notice_translated and ngettext.
7847 * collect2.h (notice_translated): Declare.
7849 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7851 * reorg.c (delete_computation): Comment fixes.
7852 * caller-save.c (setup_save_areas): Idem.
7853 * sel-sched-dump.c (dump_lv_set): Idem.
7856 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7858 * config/s390/s390.c (s390_sched_init): New function.
7859 (TARGET_SCHED_INIT): Target hook defined.
7861 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7862 Jack Howarth <howarth@bromo.med.uc.edu>
7863 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7866 Partial revert of unintended change in fix for PR41605.
7867 * config/darwin.h: Fix typo.
7868 * config/darwin9.h: Same.
7870 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7872 * c-pch.c (pch_init): Clear v.
7874 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7877 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7878 graphite_can_represent_init for MULT_EXPR.
7880 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7884 * graphite-sese-to-poly.c (remove_phi): New.
7885 (translate_scalar_reduction_to_array): Call remove_phi.
7887 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7890 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7891 * graphite-clast-to-gimple.h (gloog): Update declaration.
7892 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7893 * graphite-poly.h (struct poly_bb): Add missing comments.
7894 (struct scop): Add poly_scop_p field.
7896 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7897 * graphite.c (graphite_transform_loops): Build the polyhedral
7898 representation for each scop before code generation.
7899 * sese.c (rename_variables_in_operand): Removed.
7900 (rename_variables_in_expr): Return the renamed expression.
7901 (rename_sese_parameters): New.
7902 * sese.h (rename_sese_parameters): Declared.
7904 2010-02-11 Richard Guenther <rguenther@suse.de>
7906 PR tree-optimization/42998
7907 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7908 POINTER_PLUS_EXPR properly.
7910 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7911 Changpeng Fang <changpeng.fang@amd.com>
7914 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7915 the cost of an IV candidate when the IV is used in a test against zero.
7917 * gcc.dg/tree-ssa/ivopts-3.c: New.
7919 2010-02-11 Richard Guenther <rguenther@suse.de>
7922 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7923 pointer-vs-decl case by swapping refs. Handle some cases
7924 of pointer-vs-decl disambiguations more conservatively.
7925 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7926 to false after expanding.
7928 2010-02-11 Richard Guenther <rguenther@suse.de>
7931 * gcc.c (process_command): Handle LTO file@offset case more
7934 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7936 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7937 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7939 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7941 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7942 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7943 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7944 Optimize eq/ne comparisons when both arguments are known to be
7946 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7947 Don't mask operands unnecessarily if they are known to be already
7950 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7952 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7955 2010-02-10 Richard Guenther <rguenther@suse.de>
7957 PR tree-optimization/43017
7958 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7959 for wrapping signed arithmetic.
7961 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7964 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7965 if no debug info should be emitted for it.
7967 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7969 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7970 note when flag_exceptions is set.
7972 2010-02-10 Duncan Sands <baldrick@free.fr>
7974 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7976 2010-02-10 Richard Guenther <rguenther@suse.de>
7979 * tree.c (get_unwidened): Handle constants.
7980 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7982 2010-02-10 Martin Jambor <mjambor@suse.cz>
7985 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7986 check for variable argument counts independently.
7988 2010-02-10 Christian Bruel <christian.bruel@st.com>
7991 * config/sh/sh.c (find_barrier): Increase length for non delayed
7992 conditional branches.
7994 2010-02-10 Christian Bruel <christian.bruel@st.com>
7996 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7998 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8000 * builtins.c (set_builtin_user_assembler_name): Also handle
8001 ffs if int is smaller than word.
8003 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8006 * ira-conflicts.c (get_dup): Remove.
8007 (process_reg_shuffles): Add new parameter. Use it as an
8008 additional guard for copy generation.
8009 (add_insn_allocno_copies): Rewrite.
8011 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8013 * common.opt (fsched2-use-traces): Preserved for backward
8015 * doc/invoke.texi: Remove the documentation about option
8016 -fsched2-use-traces.
8017 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8018 flag_sched2_use_traces.
8019 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8020 the backward compatibility flag section.
8022 2010-02-09 Richard Guenther <rguenther@suse.de>
8024 PR tree-optimization/43008
8025 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8026 make HEAP variables initialized from global memory if they
8027 are not known builtin functions.
8028 (find_func_aliases): Adjust.
8030 2010-02-09 Richard Guenther <rguenther@suse.de>
8032 PR tree-optimization/43000
8033 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8034 arithmetic manually.
8036 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8038 PR tree-optimization/42931
8039 * tree-loop-linear.c (try_interchange_loops): Don't call
8040 double_int_mul if estimated_loop_iterations failed.
8042 2010-02-08 Martin Jambor <mjambor@suse.cz>
8045 * tree-sra.c (build_accesses_from_assign): Do not mark in
8046 should_scalarize_away_bitmap if stmt has volatile ops.
8047 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8050 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8052 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8054 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8056 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8059 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8062 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8064 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8067 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8068 to unknown_dependence.
8069 (graphite_legal_transform_dr): Handle the unknown_dependence.
8070 (graphite_carried_dependence_level_k): Same.
8072 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8074 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8076 2010-02-07 Richard Guenther <rguenther@suse.de>
8079 * expr.c (get_inner_reference): Always initialize *pbitsize.
8081 2010-02-07 Richard Guenther <rguenther@suse.de>
8084 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8085 new ARRAY_REFs on variable size element or minimal index arrays.
8087 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8088 gimple_fold_indirect_ref.
8090 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8093 * arm.c (arm_override_options): Just return if the user has specified
8094 an invalid fpu name.
8096 2010-02-03 Jason Merrill <jason@redhat.com>
8099 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8100 i386_pe_maybe_record_exported_symbol.
8102 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8105 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8106 (pa_delegitimize_address): New function.
8108 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8110 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8111 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8113 2010-02-05 Richard Guenther <rguenther@suse.de>
8116 * lto-streamer-in.c (get_resolution): Deal with references
8117 to undefined functions.
8119 2010-02-05 Richard Guenther <rguenther@suse.de>
8121 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8122 (fold_const_aggregate_ref): Likewise.
8123 (ccp_fold_stmt): Substitute loads.
8124 (maybe_fold_reference): Verify types before substituting.
8126 (fold_gimple_assign): Unshare properly.
8127 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8129 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8131 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8132 for rs6000_gen_cell_microcode.
8134 2010-02-04 Richard Guenther <rguenther@suse.de>
8136 PR rtl-optimization/42952
8137 * dse.c (const_or_frame_p): Remove MEM handling.
8139 2010-02-04 Nick Clifton <nickc@redhat.com>
8141 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8142 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8143 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8144 (mn10300_asm_output_mi_thunk): New function.
8145 (mn10300_can_output_mu_thunk): New function.
8146 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8147 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8148 (FUNCTION_ARG): Delete incorrect comment.
8150 2010-02-03 Jason Merrill <jason@redhat.com>
8153 * fold-const.c (operand_equal_p): Handle erroneous types.
8155 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8157 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8159 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8161 PR rtl-optimization/42941
8162 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8165 2010-02-03 Jason Merrill <jason@redhat.com>
8168 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8170 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8173 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8174 (cselib_reset_table): Renamed from...
8175 (cselib_reset_table_with_next_value): ... this.
8176 (cselib_get_next_uid): Renamed from...
8177 (cselib_get_next_unknown_value): ... this.
8178 * cselib.c (next_uid): Renamed from...
8179 (next_unknown_value): ... this.
8180 (cselib_clear_table): Adjust.
8181 (cselib_reset_table): Adjust. Renamed from...
8182 (cselib_reset_table_with_next_value): ... this.
8183 (cselib_get_next_uid): Adjust. Renamed from...
8184 (cselib_get_next_unknown_value): ... this.
8185 (get_value_hash): Use hash.
8186 (cselib_hash_rtx): Likewise.
8187 (new_cselib_val): Adjust. Set and dump uid.
8188 (cselib_lookup_mem): Pass next_uid as hash.
8189 (cselib_subst_to_values): Likewise.
8190 (cselib_log_lookup): Dump uid.
8191 (cselib_lookup): Pass next_uid as hash. Adjust.
8192 (cselib_process_insn): Adjust.
8193 (cselib_init): Initialize next_uid.
8194 (cselib_finish): Adjust.
8195 (dump_cselib_table): Likewise.
8196 * dse.c (canon_address): Dump value uid.
8197 * print-rtl.c (print_rtx): Print value uid.
8198 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8200 (dv_uid): New function, sort of renamed from...
8201 (dv_htab_hash): ... this, reimplemented in terms of it and...
8202 (dv_uid2hash): ... this. New.
8203 (variable_htab_eq): Drop excess assertions.
8204 (tie_break_pointers): Removed.
8205 (canon_value_cmp): Compare uids.
8206 (variable_post_merge_New_vals): Print uids.
8207 (vt_add_function_parameters): Adjust.
8208 (vt_initialize): Reset table. Adjust.
8210 2010-02-03 Richard Guenther <rguenther@suse.de>
8212 PR tree-optimization/42944
8213 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8214 (call_may_clobber_ref_p_1): Likewise. Properly handle
8215 malloc and calloc clobbering errno.
8217 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8219 * doc/invoke.texi: Fix name of sched1 dump.
8221 * opts.c (decode_options): Set flag_tree_switch_conversion
8222 only conditionally on optimize >= 2.
8224 * gcse.c: Assorted comment fixes in pass description.
8226 2010-02-03 Anthony Green <green@moxielogic.com>
8228 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8229 nop padding in order to maintain alignment of storage location of
8230 target function address.
8231 (moxie_trampoline_init): Store target function address at newly
8233 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8235 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8237 2010-02-03 Richard Guenther <rguenther@suse.de>
8240 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8242 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8244 * config.gcc: Reenable check for obsolete targets.
8245 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8246 mips-sgi-irix6.[0-4]*.
8248 2010-02-02 Nick Clifton <nickc@redhat.com>
8250 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8251 constant size of 4 as being the same as 0.
8252 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8253 can take values in the range 0..4.
8255 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8258 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8259 as _darwin10_Unwind_FindEnclosingFunction().
8260 * libgcc-libsystem.ver: New.
8262 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8265 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8266 implicitly set registers.
8268 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8270 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8271 (arm_override_options): Allow automatic selection of the thread
8272 pointer register if thumb2.
8273 (legitimize_pic_address): Improve code sequences for Thumb2.
8274 (arm_call_tls_get_addr): Likewise.
8275 (legitimize_tls_address): Likewise.
8276 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8277 (pic_load_addr_32bit): ... this. New named pattern.
8278 * thumb2.md (pic_load_addr_thumb2): Delete.
8279 (pic_load_dot_plus_four): Delete.
8280 (tls_load_dot_plus_four): New named pattern.
8282 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8285 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8286 Document fix for TLS bug.
8288 2010-01-31 Richard Guenther <rguenther@suse.de>
8290 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8291 conservatively correct.
8293 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8297 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8299 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8301 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8303 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8305 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8307 * config.gcc: Adjust order of makefile fragments for mingw targets.
8309 2010-01-31 Richard Guenther <rguenther@suse.de>
8312 * gimplify.c (gimplify_init_constructor): For volatile LHS
8313 initialize a temporary.
8315 2010-01-31 Matthias Klose <doko@ubuntu.com>
8317 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8319 * configure: Regenerate.
8321 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8323 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8324 the same alias set and their sizes different constantness.
8325 (aliasing_component_refs_p): Revert 2009-10-24 change.
8327 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8329 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8332 2010-01-29 Richard Guenther <rguenther@suse.de>
8334 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8335 Assert we successfully updated the call.
8337 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8339 PR rtl-optimization/42889
8340 * df.h (df_set_bb_dirty_nonlr): New prototype.
8341 * df-core.c (df_set_bb_dirty_nonlr): New function.
8342 * df-scan.c (df_insn_rescan): Call it instead of
8343 df_set_bb_dirty for DEBUG_INSNs.
8345 2010-01-29 Richard Guenther <rguenther@suse.de>
8348 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8349 quadratic behavior in most cases.
8351 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8354 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8355 in the call to gen_x86_movsicc_0_m1.
8357 2010-01-28 Richard Guenther <rguenther@suse.de>
8359 PR tree-optimization/42871
8360 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8362 2010-01-28 Richard Guenther <rguenther@suse.de>
8364 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8365 into call arguments.
8367 2010-01-28 Richard Guenther <rguenther@suse.de>
8370 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8371 the forwarder if the destination is an EH landing pad.
8373 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8375 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8376 block list passed to gimple_duplicate_sese_tail.
8377 (parallelize_loops): Avoid parallelization when the function
8379 Avoid parallelization when the preheader is IRREDUCIBLE.
8380 Try to optimize when estimated_loop_iterations_int is unresolved.
8381 Add the loop's location to the dump file.
8382 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8383 (gimple_duplicate_sese_tail): Remove the check for the latch.
8384 Redirect nexits to the exit block.
8385 Remove handling of the incoming edges to the latch.
8386 Redirect the backedge from the copied latch to the exit bb.
8388 2010-01-28 Michael Matz <matz@suse.de>
8391 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8392 Wrap force_reg into a sequence, emit it before user.
8394 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8396 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8398 (arm_legacy_rev): Likewise.
8399 (thumb_legacy_rev): Likewise.
8401 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8403 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8404 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8405 on MEM's address failed, try avoid_constant_pool_reference and
8406 recurse if it returned something different.
8407 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8408 address, try avoid_constant_pool_reference and recurse if it
8409 returned something different.
8410 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8411 address and avoid_constant_pool_reference returned something
8412 different, don't set have_address.
8414 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8417 * var-tracking.c (val_store): Add modified argument, obey it.
8419 (count_uses): Move down logging of main.
8420 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8421 don't need resolution.
8422 (emit_notes_in_bb): Likewise.
8424 2010-01-27 Richard Guenther <rguenther@suse.de>
8427 * tree-inline.c (remap_decl): Delay remapping of SSA name
8428 default definitions until we need them.
8430 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8432 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8433 (rs6000_delegitimize_address): New function.
8435 * config/s390/s390.c (s390_delegitimize_address): Call
8436 delegitimize_mem_from_attrs.
8439 * tree-inline.c (cannot_copy_type_1): Removed.
8440 (copy_forbidden): Don't forbid copying of functions containing
8441 records/unions with variable length fields.
8443 2010-01-27 Christian Bruel <christian.bruel@st.com>
8447 * config/sh/sh.c (find_barrier): Increase length for non delayed
8448 conditional branches.
8450 2010-01-27 Matthias Klose <doko@ubuntu.com>
8452 * configure.ac (gnu-unique-object): Fix ldd version check.
8453 * configure: Regenerate.
8455 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8457 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8459 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8460 Test for HAVE_GNU_AS value.
8462 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8464 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8465 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8466 INT64_TYPE): Define.
8467 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8468 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8469 INT_LEAST64_TYPE): Define.
8470 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8471 UINT_LEAST64_TYPE): Define.
8472 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8473 INT_FAST64_TYPE): Define.
8474 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8475 UINT_FAST64_TYPE): Define.
8476 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8477 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8478 (SIG_ATOMIC_TYPE): Define.
8480 2010-01-26 Richard Guenther <rguenther@suse.de>
8482 * df-scan.c (df_scan_set_bb_info): Remove assert.
8483 (df_insn_rescan_debug_internal): Merge asserts.
8484 (df_install_ref): Likewise.
8485 (df_mark_reg): Use bitmap_set_range.
8486 (df_hard_reg_used_p): Remove assert.
8487 (df_hard_reg_used_count): Likewise.
8489 2010-01-26 Richard Guenther <rguenther@suse.de>
8491 PR rtl-optimization/42685
8492 * web.c (web_main): Ignore DEBUG_INSNs.
8494 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8496 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8498 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8499 Fix types of fndecl and arglist parameters.
8501 2010-01-26 Richard Guenther <rguenther@suse.de>
8504 * tree-eh.c (unsplit_eh): Skip debug insns.
8506 2010-01-26 Richard Guenther <rguenther@suse.de>
8508 PR tree-optimization/42250
8509 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8511 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8514 * omp-low.c (expand_omp_sections): Only use single_pred if
8515 l2_bb is single_pred_p.
8517 2010-01-25 Christian Bruel <christian.bruel@st.com>
8520 * config/sh/sh.c (find_barrier): Increase length for non delayed
8521 conditional branches.
8522 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8524 2010-01-24 David S. Miller <davem@davemloft.net>
8526 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8527 define if not using GAS.
8528 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8529 Likewise. Delete SECTION_MERGE code, which is only applicable
8532 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8535 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8536 mangling of va_list in system headers.
8538 2010-01-23 Toon Moene <toon@moene.org>
8540 * tree-predcom.c (combine_chains): Return NULL, not false.
8542 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8544 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8545 initialization of variable res to agree with return type.
8547 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8549 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8550 * tree-sra.c: Add include of expr.h.
8552 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8554 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8555 insert the debug stmt on the single non-EH edge from the stmt.
8557 2010-01-22 Richard Henderson <rth@redhat.com>
8560 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8561 the RHS until after generate_subtree_copies has insertted its
8562 code before the current statement.
8564 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8566 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8568 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8570 2010-01-21 Martin Jambor <mjambor@suse.cz>
8572 PR tree-optimization/42585
8573 * tree-sra.c (struct access): New field grp_total_scalarization.
8574 (dump_access): Dump the new field.
8575 (should_scalarize_away_bitmap): New variable.
8576 (cannot_scalarize_away_bitmap): Likewise.
8577 (sra_initialize): Allocate new bitmaps.
8578 (sra_deinitialize): Free new bitmaps.
8579 (create_access_1): New function.
8580 (create_access): Parts moved to create_access_1.
8581 (type_consists_of_records_p): New function.
8582 (completely_scalarize_record): Likewise.
8583 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8584 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8585 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8587 (analyze_all_variable_accesses): Completely scalarize small eligible
8590 2010-01-21 Martin Jambor <mjambor@suse.cz>
8592 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8594 2010-01-21 Andrew Haley <aph@redhat.com>
8596 * gcc.c (process_command): Move lang_specific_driver before
8597 setting cc_libexec_prefix.
8599 2010-01-21 Richard Guenther <rguenther@suse.de>
8602 * fold-const.c (negate_expr_p): Pretend only negative
8603 real constants are easily negatable.
8605 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8606 Jason Merrill <jason@redhat.com>
8608 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8609 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8610 * calls.c (initialize argument_information): Handle it.
8611 * c-common.c (handle_transparent_union_attribute): Use new name.
8612 * c-decl.c (finish_struct): Ditto.
8613 * c-typeck.c (type_lists_compatible_p): Ditto.
8614 (convert_for_assignment): Use new name and also handle record.
8615 * function.c (aggregate_value_p): Handle it.
8616 (pass_by_reference): Ditto.
8617 (assign_parm_data_types): Ditto.
8618 * print-tree.c (print_node): Ditto.
8619 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8620 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8621 * tree.c (first_field): New fn.
8623 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8626 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8627 even when linking statically, for now.
8629 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8632 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8633 without a cselib val.
8634 (count_uses): Accept MO_VAL_SET with no val on stores.
8635 (add_stores): Likewise.
8637 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8639 * var-tracking.c (check_value_val): Add a compile time assertion.
8640 (dv_is_decl_p): Simplify.
8641 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8642 gcc_assert if ENABLE_CHECKING.
8644 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8647 * var-tracking.c: Include tree-flow.h.
8648 (mem_dies_at_call): New.
8649 (dataflow_set_preserve_mem_locs): Use it.
8650 (dataflow_set_remove_mem_locs): Likewise.
8651 (dump_var): Renamed from dump_variable. Adjust all callers.
8652 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8653 * Makefile.in (var-tracking.o): Adjust deps.
8655 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8657 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8659 2010-01-20 Richard Guenther <rguenther@suse.de>
8661 PR tree-optimization/42717
8662 * tree-ssa-dce.c (get_live_post_dom): Remove.
8663 (forward_edge_to_pdom): Take an arbitrary edge to copy
8664 degenerate PHI args from.
8665 (remove_dead_stmt): Use the first post-dominator even if it
8666 does not contain live statements as redirection destination.
8668 2010-01-20 Richard Guenther <rguenther@suse.de>
8670 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8672 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8674 * sel-sched.c (create_speculation_check): Remove set but not used
8676 (try_transformation_cache): Remove set but not used variable ds.
8677 (calculate_privileged_insns): Remove set but not used variables
8678 cur_insn and min_spec_insn.
8679 (find_best_expr): Remove set but not used variable avail_n.
8680 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8682 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8684 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8685 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8688 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8691 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8692 cpu types. Add support for *-sse3 cpu types.
8693 (x86_64-*-*): Ditto.
8695 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8698 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8699 argument, call initializer_constant_valid_p_1 instead of
8700 initializer_constant_valid_p, pass CACHE to it, return NULL
8701 immediately if first call returns NULL.
8702 (initializer_constant_valid_p_1): New function.
8703 (initializer_constant_valid_p): Use it.
8705 2010-01-20 Thomas Quinot <quinot@adacore.com>
8707 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8709 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8711 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8712 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8713 (loc_list_from_tree): Don't handle unsigned division. Handle
8714 signed modulo using DW_OP_{over,over,div,mul,minus}.
8715 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8716 modulo instead of signed.
8718 2010-01-20 DJ Delorie <dj@redhat.com>
8720 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8722 (h8300_emit_stack_adjustment): Propogate it.
8724 (h8300_expand_prologue): Likewise.
8725 (h8300_expand_epilogue): Likewise.
8727 2010-01-19 Michael Matz <matz@suse.de>
8729 PR tree-optimization/41783
8730 * tree-data-ref.c (toplevel): Include flags.h.
8731 (dump_data_dependence_relation): Also dump the inputs if the
8732 result will be unknown.
8733 (split_constant_offset_1): Look through some conversions.
8734 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8735 the offset from last element is too large.
8736 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8737 (reassociate_to_the_same_stmt): Handle vector registers.
8738 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8740 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8741 wide_prolog_niters argument, emit widening instructions.
8742 (vect_do_peeling_for_alignment): Adjust caller, use widened
8743 variant of the iteration cound.
8744 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8746 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8749 * config/arm/neon-testgen.m (emit_automatics): New parameter
8750 features. Adjust for Fixed_return_reg feature.
8751 (test_intrinsic): Call emit_automatics with new feature.
8752 * config/arm/neon.ml: Update copyright years.
8753 (features): New Fixed_return_reg feature.
8754 (ops): Update feature for Vget_low.
8756 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8758 PR tree-optimization/42719
8759 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8763 * fwprop.c (all_uses_available_at): Return false if def_set dest
8764 is a REG that is used in def_insn.
8766 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8768 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8770 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8773 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8775 * target.h (struct gcc_target) <secondary_reload>: Change type
8776 of last argument to secondary_reload_info *.
8778 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8781 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8782 memory references with unaligned offsets. Remove CQImode handling.
8783 (unaligned_memory_operand): Return 1 for memory references with
8784 unaligned offsets. Remove CQImode handling.
8786 2010-01-18 Richard Guenther <rguenther@suse.de>
8789 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8792 2010-01-18 Richard Guenther <rguenther@suse.de>
8794 PR tree-optimization/42781
8795 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8796 restrict processing only if the original variable was artificial.
8798 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8800 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8801 find number of popped argument bytes.
8803 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8804 Fix the text that describes the return value for invalid insns.
8806 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8808 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8809 Clarify what 'cost of the -dependence' is. Fix quoting.
8811 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8812 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8814 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8816 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8817 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8819 2010-01-17 Richard Guenther <rguenther@suse.de>
8822 * function.c (split_complex_args): Take a VEC to modify.
8823 (assign_parms_augmented_arg_list): Build a VEC instead of
8824 a chain of PARM_DECLs.
8825 (assign_parms_unsplit_complex): Take a VEC of arguments.
8826 Do not fixup unmodified parms.
8827 (assign_parms): Deal with the VEC.
8828 (gimplify_parameters): Likewise.
8830 2010-01-17 Richard Guenther <rguenther@suse.de>
8832 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8833 node existence check.
8834 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8835 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8836 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8837 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8838 (gimple_execute_on_growing_pred): Likewise.
8840 2010-01-17 Richard Guenther <rguenther@suse.de>
8842 PR tree-optimization/42773
8843 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8844 (compute_antic_aux): Likewise.
8845 (compute_partial_antic_aux): Likewise.
8847 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8850 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8853 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8855 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8858 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8859 Fix markup for strict argument.
8861 (TARGET_SCHED_REORDER2): Fix argument types.
8863 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8864 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8866 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8867 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8869 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8872 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8873 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8874 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8875 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8876 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8878 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8880 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8882 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8883 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8885 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8887 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8890 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8892 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8893 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8895 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8897 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8899 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8900 referring to it. Fix language.
8902 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8904 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8906 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8908 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8910 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8911 '@var{stream}. Remove stray 'and'.
8913 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8915 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8917 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8919 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8920 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8922 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8923 Fix description of return value.
8924 Rename argument "sz" to "len."
8926 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8927 Clarify meaning of 'true' return value.
8929 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8931 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8932 rep_mode versus mode_rep.
8934 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8936 (TARGET_BUILTIN_DECL): Fix name.
8938 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8940 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8942 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8944 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8946 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8948 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8951 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8952 Rename argument tm_fn to md_fn.
8954 (TARGET_OPTION_PRINT): Fix argument list.
8956 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8959 * config/i386/i386.c (ix86_fixup_binary_operands):
8960 Revert FMA4 fixup of operands.
8962 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8965 * Makefile.in (write_entries_to_file, install-plugin):
8966 Use \012 instead of \n with tr.
8968 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8970 * configure.ac (HAVE_AS_REF): New C macro.
8971 * configure: Regenerate.
8972 * config.in: Likewise.
8973 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8975 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8978 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8980 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8982 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8984 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8986 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8988 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8990 (TARGET_BINDS_LOCAL_P): Fix argument type.
8992 (TARGET_ASM_FILE_END): Use prototype.
8994 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8996 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8998 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9000 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9002 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9003 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9005 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9006 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9008 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9009 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9010 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9011 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9013 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9015 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9017 (TARGET_INIT_BUILTINS): Use prototype.
9019 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9020 Put 'const char *' in braces. Fix parameter types.
9021 (TARGET_INVALID_CONVERSION): Fix parameter types.
9022 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9023 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9025 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9028 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9030 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9032 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9034 * doc/tm.texi (TARGET_HELP): Fix return type.
9036 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9037 in braces. Fix argument types.
9039 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9041 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9043 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9045 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9046 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9048 (TARGET_MANGLE_TYPE): Fix argument types.
9050 (TARGET_IRA_COVER_CLASSES): Use prototype.
9052 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9054 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9056 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9058 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9060 (TARGET_CALLEE_COPIES): Fix argument types.
9062 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9064 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9066 (TARGET_FUNCTION_VALUE): Fix argument types.
9068 (TARGET_RETURN_IN_MSB): Fix argument type.
9070 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9072 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9074 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9076 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9077 agree with return type.
9079 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9081 2010-01-15 Jing Yu <jingyu@google.com>
9083 PR rtl-optimization/42691
9084 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9085 a pseudo to a constant and are merged, and adjust comments.
9087 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9089 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9091 2010-01-15 Richard Guenther <rguenther@suse.de>
9094 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9095 labels of computed or non-local gotos to the destination.
9096 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9097 landing pad label is the first label.
9099 2010-01-15 Richard Guenther <rguenther@suse.de>
9101 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9103 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9106 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9107 to allow generation of the xssqrtdp instruction on power7.
9108 (sqrtdf2_fpr): Ditto.
9110 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9113 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9114 functions with noreturn attribute.
9117 * varasm.c (declare_weak): Add weak attribute to decl if it
9118 doesn't have one already.
9119 (assemble_external): Only add decls to weak_decls if they also
9120 have weak attribute.
9122 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9124 * var-tracking.c (var_reg_delete): Don't delete the association
9125 between REGs and values or one-part variables if the register
9128 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9131 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9132 because its first operand is a non-localized variable.
9134 2010-01-14 Martin Jambor <mjambor@suse.cz>
9136 PR tree-optimization/42706
9137 * tree-sra.c (encountered_recursive_call): New variable.
9138 (encountered_unchangable_recursive_call): Likewise.
9139 (sra_initialize): Initialize both new variables.
9140 (callsite_has_enough_arguments_p): New function.
9141 (scan_function): Call decl and flags check only for IPA-SRA, check
9142 whether there is a recursive call and whether it has enough arguments.
9143 (all_callers_have_enough_arguments_p): New function.
9144 (convert_callers): Look for recursive calls only when
9145 encountered_recursive_call is set.
9146 (ipa_early_sra): Bail out either if
9147 !all_callers_have_enough_arguments_p or
9148 encountered_unchangable_recursive_call.
9150 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9152 * sel-sched.c: Add 2010 to copyright years.
9153 * sel-sched-ir.c: Likewise.
9154 * sel-sched-ir.h: Likewise.
9156 2010-01-14 Martin Jambor <mjambor@suse.cz>
9158 PR tree-optimization/42714
9159 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9160 constructors specially.
9162 2010-01-14 Andi Kleen <ak@linux.intel.com>
9164 * config/i386/drivers-i386.c (detect_caches_intel):
9165 Add l2sizekb parameter and fill in.
9166 (host_detect_local_cpu): Add l2sizekb, fill in.
9167 Add Atom small cache heuristic.
9169 2010-01-14 Andi Kleen <ak@linux.intel.com>
9171 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9172 Add level3 parameter and fill in.
9173 (detect_caches_intel): Handle level3 cache.
9175 2010-01-14 Andi Kleen <ak@linux.intel.com>
9177 * config/i386/drivers-i386.c (host_detect_local_cpu):
9178 Fix core duo detection.
9180 2010-01-14 Andi Kleen <ak@linux.intel.com>
9182 * config/i386/drivers-i386.c (host_detect_local_cpu):
9185 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9187 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9188 (rs6000_variable_issue_1): this. Use...
9189 (rs6000_variable_issue): here. Reimplement. Print debug info.
9191 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9193 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9194 sel_restore_notes. Update all callers. Call reemit_notes
9197 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9199 PR rtl-optimization/42246
9200 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9203 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9205 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9206 all successors is the same as number of successors in current region.
9208 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9210 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9211 to rename is not separable. Otherwise check that its LHS is not NULL.
9213 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9215 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9217 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9219 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9220 available registers when failed to discover LHS register class.
9221 Fix indentation. Update comment.
9223 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9224 Alexander Monakov <amonakov@ispras.ru>
9226 PR rtl-optimization/42389
9227 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9229 (advance_state_on_fence): Likewise.
9230 (sel_target_adjust_priority): Print debug output only when
9231 sched_verbose >= 4, not 2.
9232 (get_expr_cost): Do not issue all unique insns on the next cycle.
9233 (fill_insns): Initialize can_issue_more from the value saved
9235 * sel-sched-ir.c (flist_add): New parameter issue_more.
9236 Init FENCE_ISSUE_MORE with it.
9237 (merge_fences): Likewise.
9238 (init_fences): Update call to flist_add.
9239 (add_to_fences, add_clean_fence_to_fences)
9240 (add_dirty_fence_to_fences): Likewise.
9241 (move_fence_to_fences): Update call to merge_fences.
9242 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9244 * sel-sched-ir.h (struct _fence): New field issue_more.
9245 (FENCE_ISSUE_MORE): New accessor macro.
9247 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9249 PR rtl-optimization/42388
9250 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9251 that have no predecessors nor successors. Do not call move_bb_info
9252 for empty blocks outside of current region.
9254 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9256 PR rtl-optimization/42294
9257 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9258 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9259 originators' originators.
9261 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9263 PR rtl-optimization/39453
9264 PR rtl-optimization/42246
9265 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9267 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9269 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9270 Alexander Monakov <amonakov@ispras.ru>
9273 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9274 (maybe_tidy_empty_bb): ... here. Make static. Add new
9275 argument. Update all callers.
9276 (tidy_control_flow): ... and here. Recompute topological order
9277 of basic blocks in region if necessary.
9278 (sel_redirect_edge_and_branch): Change return type. Return true
9279 if topological order might have been invalidated.
9280 (purge_empty_blocks): Export and move from...
9281 * sel-sched.c (purge_empty_blocks): ... here.
9282 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9283 (maybe_tidy_empty_bb): Delete prototype.
9284 (purge_empty_blocks): Declare.
9286 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9288 PR rtl-optimization/42249
9289 * sel-sched.c (try_replace_dest_reg): When chosen register
9290 and original register is the same, do not bail out early, but
9291 still check all original insns for validity of replacing destination
9292 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9295 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9298 Port from no-undefined-overflow branch:
9299 2009-03-09 Richard Guenther <rguenther@suse.de>
9301 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9303 2010-01-14 Richard Guenther <rguenther@suse.de>
9306 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9308 2010-01-14 Ira Rosen <irar@il.ibm.com>
9310 PR tree-optimization/42709
9311 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9312 as scalar type in creation of constant vector operand.
9314 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9317 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9318 (check-parallel-%): Match `testsuite' directory component only
9321 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9323 PR translation/39521
9324 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9327 2010-01-13 Richard Guenther <rguenther@suse.de>
9329 PR tree-optimization/42730
9330 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9333 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9336 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9337 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9340 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9342 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9343 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9344 ___umulsi3_highpart.
9346 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9347 rather than schedule_insns if the pass is enabled.
9349 2010-01-13 Martin Jambor <mjambor@suse.cz>
9351 PR tree-optimization/42704
9352 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9355 2010-01-13 Martin Jambor <mjambor@suse.cz>
9357 PR tree-optimization/42703
9358 * tree-sra.c (analyze_access_subtree): Check that we can build a
9359 reference to the original data within the aggregate.
9361 2010-01-13 Richard Guenther <rguenther@suse.de>
9363 PR tree-optimization/42705
9364 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9366 2010-01-13 Richard Guenther <rguenther@suse.de>
9369 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9371 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9374 * var-tracking.c (values_to_unmark): New variable.
9375 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9376 values_to_unmark vector. Moved body to...
9377 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9378 instead queue it into values_to_unmark vector.
9379 (vt_find_locations): Free values_to_unmark vector.
9381 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9383 * config/s390/s390.c (override_options): Set
9384 default of max-pending-list-length to 256
9386 2010-01-13 Richard Guenther <rguenther@suse.de>
9389 * tree-pass.h (PROP_gimple_lcx): New.
9390 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9391 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9392 before the final cleanup_eh.
9393 (dump_properties): Dump PROP_gimple_lcx.
9394 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9395 (tree_lower_complex_O0): Remove.
9396 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9397 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9398 tree_lower_complex, schedule TODO_update_ssa.
9399 * lto-streamer-out.c (output_function): Stream the functions
9401 * lto-streamer-in.c (input_function): Likewise.
9402 (lto_read_body): Do not override them here.
9404 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9407 * c-typeck.c (build_c_cast): Fold value cast to union type before
9408 wrapping it in a CONSTRUCTOR.
9410 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9412 PR rtl-optimization/42699
9413 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9416 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9418 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9419 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9420 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9421 SUBTARGET_WARN_UNUSED_SPEC): ... here
9422 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9424 2010-01-12 Julian Brown <julian@codesourcery.com>
9426 * config/arm/neon-schedgen.ml (Utils): Don't try to
9427 open missing module.
9428 (find_with_result): New.
9430 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9433 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9434 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9436 PR tree-optimization/42645
9437 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9438 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9439 decl_map, set processing_debug_stmt to -1 and return name without
9442 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9444 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9445 binutils version, and reword target configuration description.
9447 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9449 * config/avr/avr.h (LINKER_NAME): Remove.
9451 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9454 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9455 that support VSX, warn for -mno-altivec if vsx is not disabled,
9458 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9459 Shujing Zhao <pearly.zhao@oracle.com>
9461 PR translation/42469
9462 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9463 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9464 character between option name and help text.
9465 * c.opt (imultilib): Likewise.
9467 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9469 * lto-streamer-out.c (output_unreferenced_globals): Output static
9472 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9474 PR rtl-optimization/42621
9475 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9476 optimizing for size.
9477 (duplicate_computed_gotos): Remove now-redundant check.
9479 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9482 * configure.ac: Save and restore LDFLAGS and LIBS
9483 * configure: Regenerate.
9485 2010-01-10 Richard Guenther <rguenther@suse.de>
9488 * builtins.c (fold_builtin_strlen): Add type argument and
9489 convert the resulting length to it.
9490 (fold_builtin_1): Adjust.
9492 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9494 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9495 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9497 (num_insns_constant_wide): Adjust for that change.
9499 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9502 * web.c (union_defs): Add used argument, to combine uses of
9504 (entry_register): Adjust type and tests of used argument.
9505 (web_main): Widen used for new use. Pass it to union_defs.
9506 * df.h (union_defs): Adjust prototype.
9508 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9511 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9512 uses in new incoming argument. Free body.
9513 (reset_debug_uses_in_loop): New.
9514 (analyze_insn_to_expand_var): Call the latter if the former found
9515 anything. Fix whitespace. Reject invalid dest overlaps before
9516 going through all insns in the loop.
9518 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9521 * haifa-sched.c (dying_use_p): Debug insns don't count.
9523 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9526 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9527 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9528 (verify_gimple_call): Reject LHS in noreturn calls.
9530 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9534 * tree-vect-loop-manip.c (adjust_info): New type.
9535 (adjust_vec): New pointer to vector.
9536 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9537 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9538 (slpeel_update_phis_for_duplicate_loop): Use them.
9539 (slpeel_update_phi_nodes_for_guard1): Likewise.
9540 (slpeel_update_phi_nodes_for_guard2): Likewise.
9541 (slpeel_tree_peel_loop_to_edge): Likewise.
9542 (vect_update_ivs_after_vectorizer): Likewise.
9544 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9546 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9547 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9549 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9551 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9552 bogus uninitialized warning.
9554 2010-01-09 Richard Guenther <rguenther@suse.de>
9557 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9558 the evolution is compatible with the initial condition.
9560 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9562 * gcc.c (process_command): Update copyright notice dates.
9563 * gcov.c (print_version): Likewise.
9564 * gcov-dump.c (print_version): Likewise.
9565 * mips-tfile.c (main): Likewise.
9566 * mips-tdump.c (main): Likewise.
9568 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9571 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9573 (rotlhi3_8): Delete.
9575 (rotlsi3_8): Delete.
9576 (rotlsi3_16): Delete.
9577 (rotlsi3_24): Delete.
9579 (*rotw<mode>3): New.
9580 (*rotb<mode>3): New.
9581 * config/avr/avr.c (avr_rotate_bytes): New function.
9582 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9584 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9587 * configure.ac: Modify -rdynamic check.
9588 * configure: Regenerate.
9590 2010-01-08 DJ Delorie <dj@redhat.com>
9592 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9593 register popping order.
9595 2010-01-08 Richard Guenther <rguenther@suse.de>
9598 * c.opt (fsigned-char): Also let LTO handle this option.
9599 (funsigned-char): Likewise.
9601 2010-01-07 Richard Guenther <rguenther@suse.de>
9603 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9604 (gimple_op): Likewise.
9605 (gimple_op_ptr): Likewise.
9606 (gimple_assign_set_lhs): Remove gcc_assert.
9607 (gimple_assign_set_rhs1): Likewise.
9608 (gimple_assign_set_rhs2): Likewise.
9609 (gimple_call_set_lhs): Likewise.
9610 (gimple_call_set_fn): Likewise.
9611 (gimple_call_set_fndecl): Likewise.
9612 (gimple_call_fndecl): Likewise.
9613 (gimple_call_return_type): Likewise.
9614 (gimple_call_set_chain): Likewise.
9615 (gimple_call_num_args): Likewise.
9616 (gimple_call_set_arg): Likewise.
9617 (gimple_cond_set_code): Likewise.
9618 (gimple_cond_set_lhs): Likewise.
9619 (gimple_cond_set_rhs): Likewise.
9620 (gimple_cond_set_true_label): Likewise.
9621 (gimple_cond_set_false_label): Likewise.
9622 (gimple_label_set_label): Likewise.
9623 (gimple_goto_set_dest): Likewise.
9624 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9625 (gimple_debug_bind_get_value): Likewise.
9626 (gimple_debug_bind_get_value_ptr): Likewise.
9627 (gimple_debug_bind_set_var): Likewise.
9628 (gimple_debug_bind_set_value): Likewise.
9629 (gimple_debug_bind_reset_value): Likewise.
9630 (gimple_debug_bind_has_value_p): Likewise.
9631 (gimple_return_retval_ptr): Remove gcc_assert.
9632 (gimple_return_retval): Likewise.
9633 (gimple_return_set_retval): Likewise.
9634 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9635 (safe_referenced_var_iterator): Remove.
9636 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9637 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9638 (fill_referenced_var_vec): Remove.
9639 (first_readonly_imm_use): Remove redundant gcc_assert.
9640 (phi_arg_index_from_use): Combine gcc_asserts.
9641 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9642 (first_imm_use_stmt): Remove redundant gcc_assert.
9643 * tree-cfg.c (verify_gimple_call): Verify function and chain
9644 operands. Verify arguments.
9645 (verify_types_in_gimple_stmt): Verify condition code and labels.
9647 2010-01-07 Richard Guenther <rguenther@suse.de>
9649 PR tree-optimization/42641
9650 * sese.c (rename_map_elt_info): Use the SSA name version, do
9653 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9655 PR tree-optimization/42625
9656 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9657 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9659 2010-01-07 Duncan Sands <baldrick@free.fr>
9661 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9663 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9666 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9667 note itself is not function_invariant_p.
9669 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9671 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9672 Do not add the DF_NOTE problem.
9673 * store-motion.c (execute_rtl_store_motion): Likewise.
9675 2010-01-07 Martin Jambor <mjambor@suse.cz>
9677 PR tree-optimization/42157
9678 * tree-sra.c (compare_access_positions): Stabilize sort if both
9679 accesses have integer types, return zero immediately if they are the
9682 2010-01-06 Richard Henderson <rth@redhat.com>
9685 * haifa-sched.c (add_to_note_list): Merge into ...
9686 (concat_note_lists): ... here, and ...
9687 (unlink_other_notes, rm_other_notes): Merge into...
9688 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9689 NOTE_INSN_EPILOGUE_BEG.
9691 2010-01-06 Richard Guenther <rguenther@suse.de>
9693 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9694 not inline regular functions into always-inline functions.
9696 2010-01-06 Nick Clifton <nickc@redhat.com>
9698 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9699 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9701 (OVERRIDE_OPTIONS): Delete.
9702 (OPTIMIZATION_OPTIONS): Define.
9703 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9704 * config/rx/rx.c (rx_handle_option): Issue an error message if
9705 -mcpu=rx200 and -fpu are used together.
9706 (rx_set_optimization_options): New function. Issue an error
9707 message if an optimization attribute attempts to reset the FPU/
9708 math optimization pairing.
9709 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9710 * config/rx/rx.opt: Set the default to 32-bit doubles.
9711 * config/rx/t-rx: Add multilibs for -nofpu option.
9712 * doc/invoke.texi: Update documentation of RX options.
9714 2010-01-06 Richard Guenther <rguenther@suse.de>
9716 * tree-ssa-pre.c (name_to_id): New global.
9717 (alloc_expression_id): Simplify SSA name handling.
9718 (lookup_expression_id): Likewise.
9719 (init_pre): Zero name_to_id.
9720 (fini_pre): Free it.
9722 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9724 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9726 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9729 * config/i386/sse.md (smaxv2di3): New.
9730 (umaxv2di3): Likewise.
9731 (sminv2di3): Likewise.
9732 (uminv2di3): Likewise.
9734 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9737 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9738 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9739 (legitimize_tls_address): Likewise.
9740 (sparc_tls_referenced_p): Likewise.
9741 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9742 and adjust calls to legitimize_pic_address.
9743 (legitimate_constant_p) Use sparc_tls_referenced_p.
9744 (legitimate_pic_operand_p): Likewise.
9745 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9746 (sparc_tls_symbol_ref_1): Delete.
9747 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9748 (legitimize_tls_address): Make static, handle CONST patterns.
9749 (legitimize_pic_address): Make static, remove unused parameter and
9750 adjust recursive calls.
9751 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9752 and adjust call to legitimize_pic_address.
9753 (sparc_output_mi_thunk): Likewise.
9755 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9756 H.J. Lu <hongjiu.lu@intel.com>
9759 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9760 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9761 operands to make them signed.
9764 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9767 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9768 GTU to GT for V4SI and V2DI.
9770 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9771 (umin<mode>3): Removed.
9773 (uminv4si3): Likewise.
9775 2010-01-05 Martin Jambor <mjambor@suse.cz>
9777 PR tree-optimization/42462
9778 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9779 current_function_decl to helper functions and macros.
9781 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9784 * flags.h: Don't include real.h.
9785 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9786 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9787 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9788 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9789 * dominance.c: Update copyright.
9790 * gimple.c (walk_gimple_op): Remove inline.
9791 * tree-ssa-reassoc.c: Include real.h.
9792 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9793 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9795 2010-01-05 Nick Clifton <nickc@redhat.com>
9797 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9798 register to push into the stack frame when the accumulator has to
9799 be saved during interrupts.
9801 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9803 * doc/invoke.texi: Remove the documentation about option
9805 * common.opt (Wunreachable-code): Preserved for backward
9807 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9808 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9809 the backward compatibility flag section.
9811 2010-01-05 Richard Guenther <rguenther@suse.de>
9813 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9815 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9818 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9820 PR tree-optimization/42508
9821 * tree-sra.c (convert_callers): Check for recursive call
9822 by comparing cgraph nodes instead of decls.
9823 (modify_function): Call ipa_modify_formal_parameters also
9824 on all same_body aliases.
9826 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9827 cgraph nodes when checking for same_body aliases.
9829 2010-01-05 Richard Guenther <rguenther@suse.de>
9831 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9832 allocation and lookup.
9833 (get_or_alloc_expr_for_constant): Likewise.
9834 (phi_translate): Sink allocation.
9836 2010-01-04 Richard Guenther <rguenther@suse.de>
9838 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9839 a new entry only if needed.
9840 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9841 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9843 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9845 (phi_translate): Handle CONSTANTs early.
9847 2010-01-04 Martin Jambor <mjambor@suse.cz>
9849 PR tree-optimization/42398
9850 * tree-sra.c (struct access): Removed flag grp_different_types.
9851 (dump_access): Do not dump the removed flag.
9852 (sort_and_splice_var_accesses): Do not set the removed flag.
9853 (sra_modify_expr): Check for type compatibility directly.
9855 2010-01-04 Martin Jambor <mjambor@suse.cz>
9857 PR tree-optimization/42366
9858 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9859 edges with variable number of parameters.
9860 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9861 flag instead of asserting it.
9862 (ipa_read_node_info): Read uses_analysis_done flag.
9864 2010-01-04 Richard Guenther <rguenther@suse.de>
9866 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9867 iterative_hash_* as intended.
9868 (vn_reference_compute_hash): Likewise. Simplify hashing
9870 (vn_reference_lookup_2): Likewise.
9871 (vn_nary_op_compute_hash): Likewise.
9872 (vn_phi_compute_hash): Likewise.
9873 (expressions_equal_p): Remove strange code.
9874 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9875 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9876 (bitmap_insert_into_set_1): Take value-id as parameter.
9877 (add_to_value): Pass it.
9878 (bitmap_insert_into_set): Likewise.
9879 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9881 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9884 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9885 (do_self_spec): For switches with SWITCH_IGNORE set set also
9886 SWITCH_IGNORE_PERMANENTLY.
9887 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9890 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9892 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9893 tree of an unreferenced global var.
9895 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9898 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9899 GTU to GT for V4SI and V2DI.
9901 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9902 (umin<mode>3): Removed.
9904 (uminv4si3): Likewise.
9906 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9909 * collect2.c (main): Turn on trace in collect2 if -v is passed
9912 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9914 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9915 description of expression operand.
9917 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9919 * configure.ac: Add install-html to target_list for Make-hooks.
9920 * configure: Regenerate.
9921 * fortran/Make-lang.in (F95_HTMLFILES): New.
9922 (fortran.html): Use it.
9923 (fortran.install-html): New.
9924 * Makefile.in (install-html): Add lang.install-html.
9925 * java/Make-lang.in (JAVA_HTMLFILES): New.
9926 (java.html): Use it.
9927 (java.install-html): New.
9928 * objc/Make-lang.in (objc.install-html): New.
9929 * objcp/Make-lang.in (obj-c++.install-html): New.
9930 * cp/Make-lang.in (c++.install-html): New.
9931 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9932 * lto/Make-lang.in (lto.install-html): New.
9934 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9937 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9939 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9941 PR rtl-optimization/41862
9942 * store-motion.c (store_killed_in_insn, compute_store_table,
9943 remove_reachable_equiv_notes, replace_store_insn,
9944 build_store_vectors): Ignore all DEBUG_INSNs.
9946 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9949 * common.opt: Add dumpdir.
9951 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9953 (option_map): Add --dumpdir.
9955 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9957 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9959 * opts.c (decode_options): Try dump_dir_name first if
9960 dump_base_name isn't an absolute path.
9961 (common_handle_option): Handle OPT_dumpdir.
9963 * toplev.c (dump_dir_name): New.
9964 (print_switch_values): Also ignore -dumpdir.
9966 * toplev.h (dump_dir_name): New.
9968 2010-01-03 Richard Guenther <rguenther@suse.de>
9970 PR tree-optimization/42589
9971 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9972 double-word expansion of bswap32.
9974 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9976 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9977 with BLOCK_FOR_INSN.
9978 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9979 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9980 noce_process_if_block): Likewise.
9981 * gcse.c (compute_local_properties, insert_expr_in_table,
9982 insert_set_in_table, canon_list_insert, find_avail_set,
9983 pre_insert_copy_insn): Likewise.
9985 * basic-block.h (BLOCK_NUM): Move from here...
9986 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9988 2010-01-03 Richard Guenther <rguenther@suse.de>
9990 PR tree-optimization/42438
9991 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9992 contains_may_not_return_call flag.
9993 (BB_MAY_NOTRETURN): New.
9994 (valid_in_sets): Trapping nary operations are not valid
9995 in blocks that may not return.
9996 (insert_into_preds_of_block): Remove check for trapping expressions.
9997 (compute_avail): Compute also BB_MAY_NOTRETURN.
9999 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10001 * doc/invoke.texi: Add 2010 to copyright years.
10003 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10005 * config/sparc/sparc.c: Fix formatting nits.
10007 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10008 Alexander Monakov <amonakov@ispras.ru>
10010 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10012 2010-01-02 Richard Guenther <rguenther@suse.de>
10014 PR middle-end/42577
10015 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10016 (simplify_switch_using_ranges): Mark to be removed edges
10019 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10021 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10023 * collect2.c (scan_libraries): Add missing argument in call to
10026 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10029 * config/alpha/predicates.md (aligned_memory_operand): Return false
10031 (unaligned_memory_operand): Return true for CQImode.
10032 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10033 doesn not cross aligned SImode word boundary.
10035 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10037 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10039 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10040 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10042 2010-01-02 Richard Guenther <rguenther@suse.de>
10045 * toplev.c (compile_file): Emit LTO marker properly. Change
10046 it to __gnu_lto_v1.
10047 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10049 2010-01-01 Richard Guenther <rguenther@suse.de>
10052 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10054 2010-01-01 Richard Guenther <rguenther@suse.de>
10057 * c-decl.c (grokdeclarator): For zero-size arrays force
10058 structural equality checks as layout_type does.
10060 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10062 * builtins.c: Update copyright to 2010.
10064 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10067 * lto-streamer-out.c (produce_asm): Revert the last change.
10068 (copy_function): Likewise.
10070 * lto-streamer.c (lto_get_section_name): Skip any leading
10073 2010-01-01 Richard Guenther <rguenther@suse.de>
10075 PR middle-end/42559
10076 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10080 Copyright (C) 2010 Free Software Foundation, Inc.
10082 Copying and distribution of this file, with or without modification,
10083 are permitted in any medium without royalty provided the copyright
10084 notice and this notice are preserved.