1 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
4 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
6 * tree.h (build_call_list): Remove.
7 * tree.c (build_call_list): Remove.
9 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
11 * tree.h (build_call_list): Remove.
12 * tree.c (build_call_list): Remove.
14 2010-05-18 Jan Hubicka <jh@suse.cz>
16 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
18 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
20 PR rtl-optimization/43332
21 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
23 2010-05-18 Anatoly Sokolov <aesok@post.ru>
25 * tree.h (build_int_cstu): Implement as static inline.
26 * tree.c (build_int_cstu): Remove function.
27 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
30 2010-05-18 Richard Guenther <rguenther@suse.de>
33 * lto-wrapper.c (verbose): New variable. Initialize from -v.
34 (debug): Initialize from -save-temps.
35 (collect_execute): Print command-line when verbose.
36 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
37 for ltrans invocation. Produce -dumpbase flag again.
38 (process_args): Remove.
40 * collect2.c (maybe_run_lto_and_relink): Only pass object
42 * gcc.c (LINK_COMMAND_SPEC): Likewise.
44 2010-05-18 Jan Hubicka <jh@suse.cz>
46 * opts.c (decode_options): Do not disable whopr at ipa_cp.
47 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
49 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
52 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
54 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
57 2010-05-18 Jakub Jelinek <jakub@redhat.com>
60 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
63 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
65 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
66 lto-macho as lto_binary_reader.
68 * darwin.c (darwin_asm_named_section): Do not add assembler comment
69 after .section directive; just print it before the directive instead.
71 2010-05-17 Jan Hubicka <jh@suse.cz>
73 * cgraph.c (cgraph_create_virtual_clone): Only check
74 versionable_function_p when not in wpa and checking is enabled.
75 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
76 there are no more functions to materialize.
78 2010-05-17 Jan Hubicka <jh@suse.cz>
80 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
81 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
83 (output_cgraph): Call output_cgraph_opt_summary.
84 (input_cgrpah): Call input_cgraph_opt_summary.
85 (output_cgraph_opt_summary_p, output_node_opt_summary,
86 input_node_opt_summary, input_cgraph_opt_section): New functions.
87 * lto-section-in.c (lto_section_name): Add cgraphopt.
88 * tree-inline.c (tree_function_versioning): Handle parm_num.
89 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
90 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
92 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
94 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
95 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
96 the insn to prefetch ratio heuristic to loops with known trip count.
98 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
100 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
101 (schedule_prefetches): Do not generate a prefetch if the unroll factor
102 is far from what is required by the prefetch.
104 2010-05-17 Jan Hubicka <jh@suse.cz>
106 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
107 (ipcp_estimate_growth): Likewise.
108 (ipcp_const_param_count): Likewise.
109 (ipcp_insert_stage): Likewise.
110 * ipa-prop.c (visit_load_for_mod_analysis): New function.
111 (visit_store_addr_for_mod_analysis): Set used flag.
112 (ipa_detect_param_modifications): Set used flag for SSE params;
113 update use of walk_stmt_load_store_addr_ops.
114 (ipa_print_node_params): Print used flag.
115 (ipa_write_node_info): Stream used flag.
116 (ipa_read_node_info): Likewise.
117 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
118 (ipa_is_param_used): New function.
119 (lto_ipa_fixup_call_notes): Remove unused declaration.
121 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
124 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
125 * configure: Regenerate.
126 * config.in: Regenerate.
127 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
128 !HAVE_AS_IX86_REP_LOCK_PREFIX.
129 Don't emit whitespace.
130 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
131 (*rep_movsi): Likewise.
132 (*rep_movsi_rex64): Likewise.
133 (*rep_movqi): Likewise.
134 (*rep_movqi_rex64): Likewise.
135 (*rep_stosdi_rex64): Likewise.
136 (*rep_stossi): Likewise.
137 (*rep_stossi_rex64): Likewise.
138 (*rep_stosqi): Likewise.
139 (*rep_stosqi_rex64): Likewise.
140 (*cmpstrnqi_nz_1): Use {%;} after repz.
141 (*cmpstrnqi_nz_rex_1): Likewise.
142 (*cmpstrnqi_1): Likewise.
143 (*cmpstrnqi_rex_1): Likewise.
144 (*strlenqi_1): Use {%;} after repnz.
145 (*strlenqi_rex_1): Likewise.
146 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
147 (*sync_compare_and_swap<mode>): Likewise.
148 (sync_double_compare_and_swap<mode>): Likewise.
149 (*sync_double_compare_and_swapdi_pic): Likewise.
150 (sync_old_add<mode>): Likewise.
151 (sync_add<mode>): Likewise.
152 (sync_sub<mode>): Likewise.
153 (sync_<code><mode>): Likewise.
155 2010-05-17 Martin Jambor <mjambor@suse.cz>
157 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
158 otr_token and polymorphic.
159 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
160 (cgraph_clone_edge): Copy the above fields.
161 * tree.c (get_binfo_at_offset): New function.
162 * tree.h (get_binfo_at_offset): Declare.
163 * ipa-prop.h (enum jump_func_type): Added known_type jump function
164 type, reordered items, updated comments.
165 (union jump_func_value): Added base_type field, reordered fields.
166 (enum ipa_lattice_type): Moved down in the file.
167 (struct ipa_param_descriptor): New field polymorphic.
168 (ipa_is_param_polymorphic): New function.
169 * ipa-prop.c: Include gimple.h and gimple-fold.h.
170 (ipa_print_node_jump_functions): Print known type jump functions.
171 (compute_complex_pass_through): Renamed to...
172 (compute_complex_assign_jump_func): this.
173 (compute_complex_ancestor_jump_func): New function.
174 (compute_known_type_jump_func): Likewise.
175 (compute_scalar_jump_functions): Create known type and complex ancestor
177 (ipa_note_param_call): New parameter polymorphic, set the corresponding
178 flag in the call note accordingly.
179 (ipa_analyze_call_uses): Renamed to...
180 (ipa_analyze_indirect_call_uses): this. New parameter target, define
181 variable var only in the block where it is used.
182 (ipa_analyze_virtual_call_uses): New function.
183 (ipa_analyze_call_uses): Likewise.
184 (combine_known_type_and_ancestor_jfs): Likewise.
185 (update_jump_functions_after_inlining): Implemented handling of a
186 number of new jump function types combination.
187 (print_edge_addition_message): Removed.
188 (make_edge_direct_to_target): New function.
189 (try_make_edge_direct_simple_call): Likewise.
190 (try_make_edge_direct_virtual_call): Likewise.
191 (update_call_notes_after_inlining): Renamed to...
192 (update_indirect_edges_after_inlining): this. Moved edge creation for
193 indirect calls to try_make_edge_direct_simple_call, also calls
194 try_make_edge_direct_virtual_call for virtual calls.
195 (ipa_print_node_params): Changed the header message.
196 (ipa_write_jump_function): Stream also known type jump functions.
197 (ipa_read_jump_function): Likewise.
198 (ipa_write_indirect_edge_info): Stream new fields in
199 cgraph_indirect_call_info.
200 (ipa_read_indirect_edge_info): Likewise.
201 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
204 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
206 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
208 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
210 * tree.h (CALL_EXPR_ARGS): Delete.
211 (call_expr_arglist): Delete.
212 * tree.c (call_expr_arglist): Delete.
213 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
214 targetm.fold_builtin.
215 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
216 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
217 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
218 arglist parameter. Use CALL_EXPR_ARG.
219 (picochip_expand_builtin_3op): Likewise.
220 (picochip_expand_builtin_2opvoid): Likewise.
221 (picochip_expand_array_get): Likewise.
222 (picochip_expand_array_put): Likewise.
223 (picochip_expand_array_testport): Likewise.
224 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
226 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
228 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
229 than TREE_VALUE and TREE_CHAIN.
230 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
231 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
234 2010-05-17 Jakub Jelinek <jakub@redhat.com>
237 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
238 to have no fallthru edge.
241 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
242 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
243 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
244 add BARRIER after previous bb if needed.
246 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
248 * tree.c (build_function_type_list_1): Remove bogus assert condition.
250 2010-05-17 Alan Modra <amodra@gmail.com>
252 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
253 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
254 with copy_reg rtx param.
255 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
256 Correct cases where code for ABI_V4 did not initialise the reg
257 used to access frame. Also leave frame_reg_rtx as sp for large
258 frames that save no regs.
260 2010-05-17 Martin Jambor <mjambor@suse.cz>
263 * tree-sra.c (create_access_replacement): New parameter rename, mark
264 the replaement for renaming only when it is true.
265 (get_access_replacement): Pass true in the rename parameter of
266 create_access_replacement.
267 (get_unrenamed_access_replacement): New function.
268 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
269 replacement declaration from it.
271 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
273 * function.c (try_fit_stack_local, add_frame_space): New static
275 (assign_stack_local_1): Use them. Look for opportunities to use
276 space previously wasted on alignment.
277 * function.h (struct frame_space): New.
278 (struct rtl_data): Add FRAME_SPACE_LIST member.
279 * reload1.c (something_was_spilled): New static variable.
281 (reload): Test it in addition to testing if the frame size changed.
283 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
285 * config/s390/s390.c: Define sane prefetch settings and activate
286 flag_prefetch_loop_arrays on -O3.
287 * config/s390/s390.h: Declare that read can use write prefetch.
289 2010-05-17 Jakub Jelinek <jakub@redhat.com>
291 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
294 2010-05-16 Jan Hubicka <jh@suse.cz>
296 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
297 function body; do not check stdarg field of struct function.
299 2010-05-16 Jan Hubicka <jh@suse.cz>
301 * cgraph.c (dump_cgraph_node): Dump versionable flag.
302 * cgraph.h (cgraph_local_info): Add versionable flag.
303 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
304 (ipcp_versionable_function_p): Use it.
305 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
308 2010-05-16 Jan Hubicka <jh@suse.cz>
310 * cgraph.c (cgraph_clone_node): Take decl argument and insert
311 clone into hash when it is different from orig.
312 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
313 * cgraph.h (cgraph_clone_node): Update prototype.
314 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
315 (lto_cgraph_encoder_delete): Delete body map.
316 (lto_cgraph_encoder_size): Move to header.
317 (lto_cgraph_encoder_encode_body_p,
318 lto_set_cgraph_encoder_encode_body): New.
319 (lto_output_node): Do not take written_decls argument; output clone_of
321 (add_node_to): Add include_body_argument; call
322 lto_set_cgraph_encoder_encode_body on master of the clone.
323 (add_references): Update use of add_node_to.
324 (compute_ltrans_boundary): Likewise.
325 (output_cgraph): Do not create written_decls bitmap.
326 (input_node): Take nodes argument; stream in clone_of correctly.
327 (input_cgraph_1): Update use of input_node.
328 * lto-streamer-out.c (lto_output): Use encoder info to decide
329 what bodies to output.
330 * ipa-inline.c (cgraph_clone_inlined_nodes,
331 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
332 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
333 (lto_cgraph_encoder_size): Define here.
334 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
337 2010-05-16 Richard Guenther <rguenther@suse.de>
339 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
341 * ipa-type-escape.c (gate_type_escape_vars): Run when
342 -fipa-struct-reorg runs.
343 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
344 * common.opt (fipa-type-escape): Remove.
346 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
348 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
349 (decode_options): Likewise.
350 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
352 2010-05-16 Jan Hubicka <jh@suse.cz>
354 * ipa.c (function_and_variable_visibility): Also bring local all
357 2010-05-16 Richard Guenther <rguenther@suse.de>
359 * alias.c (nonoverlapping_memrefs_p): Remove use of
360 IPA type-escape information.
362 2010-05-16 Joseph Myers <joseph@codesourcery.com>
364 * c-common.c (c_common_reswords): Add _Static_assert for C.
365 * c-parser.c (c_token_starts_declaration,
366 c_parser_next_token_starts_declaration,
367 c_parser_static_assert_declaration_no_semi,
368 c_parser_static_assert_declaration): New.
369 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
370 Handle static assertions if static_assert_ok.
371 (c_parser_external_declaration, c_parser_declaration_or_fndef,
372 c_parser_compound_statement_nostart, c_parser_label,
373 c_parser_for_statement, c_parser_objc_methodprotolist,
374 c_parser_omp_for_loop): All callers of
375 c_parser_declaration_or_fndef changed.
376 (c_parser_struct_declaration): Handle static assertions.
377 (c_parser_compound_statement_nostart): Use
378 c_parser_next_token_starts_declaration and
379 c_token_starts_declaration to detect start of declarations.
380 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
383 2010-05-16 Anatoly Sokolov <aesok@post.ru>
385 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
386 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
387 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
388 TARGET_FUNCTION_VALUE_REGNO_P): Define.
389 (mmix_function_outgoing_value): Rename to...
390 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
391 (mmix_function_value_regno_p): Make static.
392 (mmix_libcall_value): New function.
393 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
394 mmix_function_value_regno_p): Remove declaration.
396 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
398 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
399 BUILT_IN_ALLOCA if stack checking is enabled.
401 2010-05-16 Richard Guenther <rguenther@suse.de>
403 * var-tracking.c (vars_copy_1): Inline ...
404 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
405 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
406 (variable_merge_over_cur): Adjust. Merge asserts.
407 (variable_merge_over_src): Likewise.
408 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
409 (variable_post_merge_new_vals): Merge asserts.
410 (variable_post_merge_perm_vals): Likewise.
411 (find_mem_expr_in_1pdv): Likewise.
412 (dataflow_set_different_value): Remove.
413 (onepart_variable_different_p): Merge asserts.
414 (variable_different_p): Likewise.
415 (dataflow_set_different_1): Inline ...
416 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
417 (emit_notes_for_differences_1): Merge asserts.
419 2010-05-16 Richard Guenther <rguenther@suse.de>
421 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
422 * optabs.c (libfunc_decl_hash): Likewise.
423 * varasm.c (emutls_decl): Likewise.
425 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
427 * c-decl.c: Don't include gimple.h.
428 (merge_decls): Do not copy gimple_body.
430 2010-05-15 Jason Merrill <jason@redhat.com>
432 * c.opt: Add -fnothrow-opt.
434 2010-05-15 Jan Hubicka <jh@suse.cz>
436 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
438 * passes.c (ipa_write_summaries): Write all analyzed nodes.
440 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
442 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
443 * Makefile.in: Add it.
444 Fix all other Makefile dependencies for changes below.
445 * tree.h: Include it instead of defining VEC primitives here.
446 * gimple.h: Likewise.
448 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
449 * except.h: Include vecir.h, break dependence on tree.h.
451 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
453 * tree-iterator.c: ...to here.
454 * tree-iterator.h: Fix file introduction comment. Add extern markers.
456 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
458 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
459 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
460 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
461 tree-mudflap.h, and target.h.
462 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
463 predict.h, tree-inline.h, gimple.h, and langhooks.h.
464 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
465 Add FIXME for why gimple.h is still included (should be unnecessary
466 since GCC 4.5 gimplification unit-at-a-time).
467 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
468 * c-pragma.c: Add FIXME for why function.h needs to be included just
469 for cfun, at front-end level.
470 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
471 Do not include ggc.h, but include vecprim.h for VEC(char).
472 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
473 Explain why target.h is included.
474 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
475 Explain why gimple.h is included.
476 * c-ppoutput.c: Do not include tm.h.
477 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
478 * c-parses.c: Explain why rtl.h is included, and that this (and only
479 this) is also why tm.h must be included.
480 Do not include except.h.
481 * c-lang.c: Do not include ggc.h.
483 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
485 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
487 2010-05-15 Joseph Myers <joseph@codesourcery.com>
489 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
490 unions by default if those structs and unions have no tags. Do
491 not condition anonymous struct and unions handling on flag_iso.
492 Allow anonymous structs and unions for C1X.
493 (finish_struct): Do not diagnose lack of named fields when
494 anonymous structs and unions present for C1X. Accept flexible
495 array members in structure with anonymous structs or unions but no
496 directly named fields.
497 * doc/extend.texi (Unnamed Fields): Update.
499 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
501 * gimple.h (compare_field_offset): Rename into...
502 (gimple_compare_field_offset): ...this.
503 * gimple.c (compare_field_offset): Rename into...
504 (gimple_compare_field_offset): ...this. Compare the full access if
505 the offset is self-referential.
506 (gimple_types_compatible_p): Adjust for above renaming.
507 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
508 DECL_NONADDRESSABLE_P flag of fields before merging them.
510 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
512 * tree.h (ctor_to_list): Delete.
513 * tree.c (ctor_to_list): Delete.
515 2010-05-15 Jan Hubicka <jh@suse.cz>
517 * ipa-reference.c: Include toplev.h
518 (is_proper_for_analysis): Only add to all_module_statics
520 (write_node_summary_p, stream_out_bitmap,
521 ipa_reference_write_optimization_summary,
522 ipa_reference_read_optimization_summary): New.
523 (struct ipa_opt_pass_d pass_ipa_reference): Add
524 optimization summary streaming.
525 * lto-cgraph.c (referenced_from_this_partition_p,
526 reachable_from_this_partition_p): New functions.
527 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
528 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
529 * opts.c (decode_options): Enable ipa_reference.
530 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
531 * lto-streamer.h (referenced_from_this_partition_p,
532 reachable_from_this_partition_p): Declare.
534 2010-05-15 Richard Guenther <rguenther@suse.de>
536 PR tree-optimization/44038
537 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
538 taking the address of a V_C_E of a constant.
540 2010-05-14 Jan Hubicka <jh@suse.cz>
542 * tree.h (memory_identifier_string): Remove.
543 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
544 (ipa_reference_global_vars_info_d): Remove statics_not_read and
546 (ipa_reference_optimization_summary_d): New structure.
547 (ipa_reference_optimization_summary_t): New type and vector.
548 (ipa_reference_vars_info_d): Embedd structures instead of using
550 (reference_vars_to_consider): Remove out of GGC space.
551 (module_statics_escape): Remove.
552 (global_info_obstack): Rename to ...
553 (optimization_summary_obstack): ... this one.
554 (initialization_status_t): Remove.
555 (memory_identifier_string): Remove.
556 (get_reference_vars_info): Fix indenting.
557 (set_reference_vars_info): Likewise.
558 (get_reference_optimization_summary): New.
559 (set_reference_optimization_summary): New.
560 (get_global_reference_vars_info): Remove.
561 (ipa_reference_get_read_global): Remove.
562 (ipa_reference_get_written_global): Remove.
563 (ipa_reference_get_not_read_global): Update.
564 (ipa_reference_get_not_written_global): Update.
565 (is_proper_for_analysis): Outlaw addressable.
566 (propagate_bits): Update for new datastructures.
567 (analyze_variable): Remove.
568 (init_function_info): Update for new datastructures.
569 (clean_function_local_data): Remove.
570 (clean_function): Remove.
571 (copy_global_bitmap): Use optimizations_summary_obstack.
572 (duplicate_node_data): Duplicate optimization summary only.
573 (remove_node_data): Remove optimization summary only.
574 (generate_summary): Do not analyze variables; do not compute
575 module_statics_escape; do not prune solutions by it.
576 (read_write_all_from_decl): Fix typos in comments.
577 (propagate): Doscover readonly and nonaddressable first;
578 update for new datastructures; share global bitmaps.
579 * ipa-reference.h (ipa_reference_get_read_global,
580 ipa_reference_get_written_global): Remove.
581 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
582 * Makefile.in: Remove ipa-refereference from GT files.
584 2010-05-14 Jakub Jelinek <jakub@redhat.com>
587 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
588 for all SYMBOL_REF_DECLs.
590 2010-05-14 Jan Hubicka <jh@suse.cz>
592 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
593 (varpool_all_refs_explicit_p): New inline function.
594 * ipa-reference.c: Update comment.
595 (module_statics_written): Remove.
596 (get_static_decl): Remove.
597 (ipa_init): Do not initialize module_statics_written.
598 (analyze_function): Likewise.
599 (generate_summary): Likewise; do not compute module_statics_readonly
600 and do not update variable flags.
601 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
602 * ipa.c: Inlucde flags.h
603 (cgraph_local_node_p): New.
604 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
605 promote functions to local.
606 (ipa_discover_readonly_nonaddressable_vars): New function.
607 (function_and_variable_visibility): Use cgraph_local_node_p.
608 * varpool.c (varpool_finalize_decl): Set force_output for
609 DECL_PRESERVE_P vars.
611 2010-05-14 Jan Hubicka <jh@suse.cz>
613 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
615 2010-05-14 Richard Guenther <rguenther@suse.de>
617 PR tree-optimization/44119
618 * tree-ssa-pre.c (eliminate): Properly mark replacement of
619 a PHI node necessary.
621 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
623 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
625 2010-05-14 Jason Merrill <jason@redhat.com>
628 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
629 (gimple_call_set_nothrow): New.
630 * gimple.c (gimple_build_call_from_tree): Call it.
631 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
634 * gimplify.c (gimplify_seq_add_stmt): No longer static.
635 * gimple.h: Declare it.
636 * gimple.c (gimple_build_eh_filter): No ops.
638 2010-05-14 Jan Hubicka <jh@suse.cz>
640 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
641 nodes already in queue.
642 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
645 2010-05-14 Jakub Jelinek <jakub@redhat.com>
648 * cfgexpand.c (expand_debug_expr): If non-memory op0
649 has BLKmode, return NULL.
651 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
653 * config.gcc: Add support for --with-cpu option for bdver1.
654 * config/i386/i386.h (TARGET_BDVER1): New macro.
655 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
656 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
657 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
658 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
659 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
660 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
661 (processor_type): Add PROCESSOR_BDVER1.
662 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
663 processor_type in config/i386/i386.h.
664 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
665 movaps <reg, reg> instead of movapd <reg, reg> when replacing
666 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
667 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
668 to emit packed xor instead of packed double/packed integer
669 xor for SSE and AVX when moving a zero value.
670 * config/i386/sse.md: Add check for
671 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
672 movapd/movdqa for SSE and AVX.
673 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
674 single logical operations i.e and, or and xor instead of packed double
675 logical operations for SSE and AVX.
676 * config/i386/i386-c.c (ix86_target_macros_internal):
677 Add PROCESSOR_BDVER1.
678 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
679 (has_fma4, has_xop): New.
680 * config/i386/i386.c (bdver1_cost): New variable.
681 (m_BDVER1): New macro.
682 (m_AMD_MULTIPLE): Add m_BDVER1.
683 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
684 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
685 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
686 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
687 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
688 x86_tune_sse_partial_reg_dependency,
689 x86_tune_sse_unaligned_load_optimal,
690 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
691 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
692 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
693 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
694 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
695 Enable/disable for bdver1.
696 (processor_target_table): Add bdver1_cost.
697 (cpu_names): Add bdver1.
698 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
699 processor_alias_table.
700 (ix86_expand_vector_move_misalign): Change.
701 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
702 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
703 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
704 of movupd/movdqu for SSE and AVX.
705 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
706 (ix86_tune_adjust_cost): Add code for bdver1.
707 (standard_sse_constant_opcode): Add check for
708 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
709 of packed double xor for SSE and AVX.
711 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
713 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
716 2010-05-14 Tristan Gingold <gingold@adacore.com>
718 * toplev.c (default_debug_hooks): Remove this variable.
719 (process_options): Remove assignments to default_debug_hooks.
721 2010-05-14 Martin Jambor <mjambor@suse.cz>
723 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
724 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
725 * langhooks.h (struct lang_hooks_for_decls): Removed field
727 * tree.c (free_lang_data): Remove assignment to
728 lang_hooks.fold_obj_type_ref.
729 * tree.def (OBJ_TYPE_REF): Update comment.
731 2010-05-14 Richard Guenther <rguenther@suse.de>
733 PR tree-optimization/44124
734 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
736 2010-05-14 Alan Modra <amodra@gmail.com>
739 * config/rs6000/rs6000.c (struct machine_function): Reorder
740 fields for better packing. Add lr_save_state.
741 (rs6000_ra_ever_killed): Return lr_save_state if set.
742 (rs6000_emit_eh_reg_restore): Set lr_save_state.
744 2010-05-13 Jan Hubicka <jh@suse.cz>
746 * varpool.c (decide_is_variable_needed): Drop code checking
747 TREE_SYMBOL_REFERENCED.
749 2010-05-13 Jan Hubicka <jh@suse.cz>
751 * final.c (output_addr_const): Do not call mark_decl_referenced.
752 * cgraphunit.c (process_function_and_variable_attributes): Use
753 mark_needed_node dirrectly.
754 (assemble_thunk): Do not call mark_decl_referenced.
756 2010-05-13 Anatoly Sokolov <aesok@post.ru>
758 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
760 2010-05-13 Jeff Law <law@redhat.com>
762 * ira-conflicts.c (print_allocno_conflicts): New function broken out
764 (print_conflicts): Call print_allocno_conflicts.
766 2010-05-13 Jakub Jelinek <jakub@redhat.com>
769 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
772 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
774 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
775 t-mingw-w64 or t-mingw-w32 for multilib configuration.
776 * config/i386/t-mingw-w32: New.
777 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
779 2010-05-13 Martin Jambor <mjambor@suse.cz>
781 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
783 * gimple-fold.c (get_base_binfo_for_type): New function.
784 (gimple_get_relevant_ref_binfo): Likewise.
785 (gimple_fold_obj_type_ref_known_binfo): Likewise.
786 (gimple_fold_obj_type_ref): Likewise.
787 (fold_gimple_call): Simplify condition for folding virtual calls
788 and call gimple_fold_obj_type_ref.
789 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
790 (gimple_fold_obj_type_ref_known_binfo): Likewise.
792 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
794 * config/rs6000/rs6000-protos.h
795 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
796 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
797 (rs6000_debug_mode_dependent_address)
798 (rs6000_mode_dependent_address_ptr): Likewise.
800 2010-05-13 Jakub Jelinek <jakub@redhat.com>
803 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
805 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
806 * tree-sra.c (create_access_replacement): Call unshare_expr before
807 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
808 * dwarf2out.c: Include tree-flow.h.
809 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
810 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
811 Handle DW_OP_bit_piece.
812 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
813 construct_piece_list, adjust_piece_list): New functions.
814 (add_var_loc_to_decl): Handle SRA optimized variables.
815 Adjust for var_loc_note to loc field renaming.
816 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
817 in VAR_LOCATION note.
818 (new_loc_descr_op_bit_piece): New function.
819 (dw_sra_loc_expr): New function.
820 (dw_loc_list): Use it. Don't handle the last range after the
821 loop, handle it inside of the loop. Adjust for var_loc_note
822 to loc field renaming.
823 (add_location_or_const_value_attribute): Only special case
824 single entry loc lists if loc is NOTE_P. Adjust for
825 var_loc_note to loc field renaming.
826 (dwarf2out_var_location): Don't set newloc->var_loc_note
827 and newloc->next here.
829 2010-05-12 Jan Hubicka <jh@suse.cz>
831 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
833 * cgraph.h (cgraph_only_called_directly_p,
834 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
835 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
836 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
838 * ipa.c (cgraph_remove_unreachable_nodes): Use
839 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
841 * tree-inline.c (copy_bb): Check address_taken flag.
842 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
843 externally_visible flag.
845 2010-05-12 Jason Merrill <jason@redhat.com>
849 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
850 * sdbout.c (plain_type_1): Likewise.
851 * dwarf2out.c (is_base_type): Likewise.
852 (gen_type_die_with_usage): Likewise. Generate
853 DW_TAG_unspecified_type for any LANG_TYPE.
855 2010-05-12 Jan Hubicka <jh@suse.cz>
857 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
859 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
860 (cgraph_clone_edge): Update.
861 (cgraph_node_remove_callees): Remove indirect calls too.
862 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
863 (cgraph_create_indirect_edge): Update prototype.
864 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
865 is_proper_for_analysis.
866 (add_new_function, visited_nodes, function_insertion_hook_holder,
867 get_local_reference_vars_info, mark_address_taken, mark_address,
868 mark_load, mark_store, check_asm_memory_clobber, check_call,
869 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
870 (ipa_init): Do not initialize visited_nodes;
871 function_insertion_hook_holder.
872 (analyze_variable): Rewrite.
873 (analyze_function): Rewrite.
874 (copy_local_bitmap): Remove.
875 (duplicate_node_dat): Do not duplicate local info.
876 (generate_summary): Simplify to only walk cgraph.
877 (write_node_summary_p, ipa_reference_write_summary,
878 ipa_reference_read_summary): Remove.
879 (propagate): Do not remove function insertion;
881 (pass_ipa_reference): NULLify summary handling fields.
882 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
883 (input_edge): Input ecf_flags.
884 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
885 (update_indirect_edges_after_inlining): Ignore edges with unknown
888 2010-05-12 Sriraman Tallam <tmsriram@google.com>
890 * implicit-zee.c: New file.
891 * tree-pass.h (pass_implicit_zee): Declare.
892 * passes.c (init_optimization_passes): Add zee pass.
893 * common.opt (fzee): New flag.
894 * timevar.def (TV_ZEE): Define.
895 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
897 * Makefile.in (implicit-zee.o): Add new build file.
899 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
900 Nathan Froyd <froydnj@codesourcery.com>
902 * c-common.c (sync_resolve_params): Remove write-only variable.
904 2010-05-12 Anatoly Sokolov <aesok@post.ru>
906 * target.h (struct gcc_target): Add mode_dependent_address_p field.
907 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
908 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
909 * targhooks.c (default_mode_dependent_address_p): New function.
910 * targhooks.h (default_mode_dependent_address_p): Declare function.
911 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
912 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
913 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
914 target hook. Change return type to bool.
915 * recog.h: (mode_dependent_address_p): Change return type to bool.
917 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
918 Nathan Froyd <froydnj@codesourcery.com>
920 * tree-mudflap.c (build_function_type_0, build_function_type_1,
921 build_function_type_2, build_function_type_3): Remove.
922 (mudflap_init): Use build_function_type_list.
924 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
925 Nathan Froyd <froydnj@codesourcery.com>
927 * coverage.c (build_fn_info_value): Call build_constructor instead of
928 build_constructor_from_list.
929 (build_ctr_info_value): Likewise.
930 (build_gcov_info): Likewise.
932 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
934 * tree.c (build_constructor): Compute TREE_CONSTANT for the
935 resultant constructor.
936 (build_constructor_single): Don't set TREE_CONSTANT.
937 (build_constructor_from_list): Don't compute TREE_CONSTANT.
939 2010-05-12 Jan Hubicka <jh@suse.cz>
941 * cgraph.h (struct varpool_node): Add aux.
942 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
943 * varpool.c (varpool_remove_node): Do not remove initializer.
944 (varpool_reset_queue): Export.
945 (varpool_finalize_decl): Volatile vars are forced to be output.
946 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
948 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
949 process_references, varpool_can_remove_if_no_refs): New functions.
950 (cgraph_remove_unreachable_nodes): Handle variables too.
952 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
955 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
957 2010-05-12 Jakub Jelinek <jakub@redhat.com>
960 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
961 change value of ORT_TASK.
962 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
963 (omp_notice_threadprivate_variable): New function.
964 (omp_notice_variable): Call it for threadprivate variables.
965 If enclosing ctx is a task, print enclosing task rather than
966 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
967 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
968 if task has untied clause.
971 * dwarf2out.c (base_type_die): Don't add name attribute here.
972 (modified_type_die): Instead of sizetype use
973 its underlying original type. If a DW_TAG_base_type doesn't
974 have name added, add __unknown__.
975 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
976 always call force_type_die instead.
978 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
980 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
981 for __stack_chk_guard.
983 2010-05-11 Jakub Jelinek <jakub@redhat.com>
985 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
986 don't call start_source_file debug hook here...
987 (finish_options): ... but here, after outputting predefined and
988 command line defines and undefs.
991 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
993 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
994 optimizing away empty bb with no successors, move over its
995 footer chain to fallthru predecessor.
996 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
997 (rtl_split_edge): For asm goto call patch_jump_insn even if
998 splitting fallthru edge.
1001 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1002 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1003 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1004 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1008 * c-parser.c (c_parser_expression): Mark LHS of a comma
1009 expression as read if it is a decl, handled component or
1010 COMPOUND_EXPR with that on the RHS.
1011 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1012 if it is a decl or handled component.
1014 2010-05-11 Jan Hubicka <jh@suse.cz>
1016 * lto-symtab.c (lto_symtab_free): New function.
1017 * lto-streamer.h (lto_symtab_free): Declare.
1019 2010-05-11 Jan Hubicka <jh@suse.cz>
1021 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1022 that if function is needed it is reachable.
1023 (lto_output_node): See if it the function is reachable or referenced.
1024 (output_cgraph): Update call of lto_output_node.
1025 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1027 2010-05-11 Jan Hubicka <jh@suse.cz>
1029 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1032 2010-05-11 Jan Hubicka <jh@suse.cz>
1034 PR tree-optimize/44063
1035 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1037 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1039 (estimate_function_body_sizes): Compute sizes even when disregarding.
1041 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1043 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1045 2010-05-11 Jan Hubicka <jh@suse.cz>
1047 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1048 into every boundary.
1050 2010-05-11 Jan Hubicka <jh@suse.cz>
1052 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1054 2010-05-11 Jan Hubicka <jh@suse.cz>
1056 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1057 lto_streamer_cache_delete): Put nodes into heap.
1058 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1061 2010-05-11 Jan Hubicka <jh@suse.cz>
1063 * cgraphbuild.c (cgraph_rebuild_references): New.
1064 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1066 * cgraph.h (cgraph_rebuild_references): Declare.
1067 * tree-inline.c (tree_function_versioning): Use it.
1068 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1070 2010-05-11 Jan Hubicka <jh@suse.cz>
1072 * cgraph.c: Include ipa-utils.h
1073 (cgraph_create_virtual_clone): Update references.
1074 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1076 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1078 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1079 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1082 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1084 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1086 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1088 * gcc.c (execute): For -### don't quote arguments that
1089 contain just alphanumerics and _/-. characters.
1090 * doc/invoke.texi: Document that change for -###.
1093 * df-problems.c (struct dead_debug): Add to_rescan field.
1094 (dead_debug_init): Clear to_rescan field.
1095 (dead_debug_finish): Rescan all debug insns in to_rescan
1096 bitmap and free the bitmap.
1097 (dead_debug_insert_before): Instead of rescanning debug insns
1098 immediately queue their rescanning until dead_debug_finish.
1099 (df_note_bb_compute): After dead_debug_add do continue instead
1102 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1105 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1106 clear also INSN_REG_USE_LIST.
1108 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1110 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1112 2010-05-10 Jan Hubicka <jh@suse.cz>
1114 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1117 2010-05-10 Jan Hubicka <jh@suse.cz>
1119 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1121 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1122 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1123 (lto_streamer_cache_create): Init alloc pool.
1124 (lto_streamer_cache_delete): Free alloc pool.
1125 * lto-streamer.h: Include alloc pool.
1126 (lto_streamer_cache_d): Use alloc pool.
1127 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1129 2010-05-10 Jan Hubicka <jh@suse.cz>
1131 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1132 * cgraphbuild.c: Include except.h
1133 (record_type_list, record_eh_tables): New function.
1134 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1136 2010-05-10 Jan Hubicka <jh@suse.cz>
1138 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1139 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1142 2010-05-10 Michael Matz <matz@suse.de>
1144 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1145 (can_reassociate_p): Use FLOAT_TYPE_P.
1146 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1147 (vect_force_simple_reduction): ... this.
1148 * tree-parloops.c (gather_scalar_reductions): Use
1149 vect_force_simple_reduction.
1150 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1151 vect_is_simple_reduction, add modify argument, if true rewrite
1152 "a-b" into "a+(-b)".
1153 (vect_is_simple_reduction, vect_force_simple_reduction): New
1155 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1157 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1158 Vladimir Makarov <vmakarov@redhat.com>
1160 PR rtl-optimization/44012
1161 * ira-build.c (remove_unnecessary_allocnos): Nullify
1162 regno_allocno_map of the removed allocno.
1164 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1166 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1168 * configure: Regenerate.
1170 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1172 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1174 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1175 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1177 * configure: Regenerate.
1179 2010-05-10 Richard Guenther <rguenther@suse.de>
1181 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1182 marked if the entry identifier is marked.
1184 2010-05-10 Richard Guenther <rguenther@suse.de>
1186 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1187 (handle_fnspec_attribute): New function.
1188 * gimple.h (gimple_call_return_flags): Declare.
1189 (gimple_call_arg_flags): Likewise.
1190 * gimple.c (gimple_call_arg_flags): New function.
1191 (gimple_call_return_flags): Likewise.
1192 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1194 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1196 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1197 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1199 (make_heapvar_for): ... this new function.
1200 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1201 (handle_lhs_call): Likewise.
1202 (find_func_aliases): Adjust.
1204 2010-05-10 Richard Guenther <rguenther@suse.de>
1206 PR tree-optimization/44050
1207 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1209 2010-05-10 Wei Guozhi <carrot@google.com>
1212 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1214 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1217 * c-typeck.c (lookup_field): Take a type directly. Update
1219 (build_component_ref): Update call to lookup_field.
1220 (set_init_label): Use lookup_field to find initialized field.
1221 Handle returned list of fields like a sequence of designators.
1223 2010-05-09 Richard Guenther <rguenther@suse.de>
1226 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1227 handle &FUNCTION_DECL.
1229 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1232 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1233 structures and unions recursively.
1234 (detect_field_duplicates): Move duplicate detection with a hash to
1235 detect_field_duplicates_hash. Always use a hash if anonymous
1236 structures or unions are present.
1237 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1240 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1243 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1244 detect Atom, Core 2 and Core i7.
1246 2010-05-09 Richard Guenther <rguenther@suse.de>
1248 * gcc.c (store_arg): Handle temporary file deletion for
1251 2010-05-09 Richard Guenther <rguenther@suse.de>
1254 * ipa-inline.c (estimate_function_body_sizes): Return after
1255 disregarding inline limits.
1257 2010-05-09 Richard Guenther <rguenther@suse.de>
1259 * gcc.c (store_arg): Revert last change.
1261 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1264 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1265 (optimize_ops_list): Call it.
1267 2010-05-08 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/44030
1270 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1271 NECESSARY flag if we propagate from a inserted expression.
1273 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1275 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1276 domain types as equal if they are both PLACEHOLDER_EXPRs.
1278 2010-05-08 Richard Guenther <rguenther@suse.de>
1280 * lto-wrapper.c (run_gcc): Remove linker output from
1281 command line for LTRANS invocation.
1283 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1285 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1286 lto-macho as lto_binary_reader.
1287 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1288 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1289 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1290 in lto_start and lto_end calls.
1291 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1293 (scan_prog_file): Update is_elf_or_coff call.
1294 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1296 * collect2.c (main): Fix enum comparison.
1298 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1300 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1301 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1302 and TARGET_ASM_LTO_END.
1303 * darwin.c: Include obstack.h and lto-streamer.h.
1304 (lto_section_names_offset, lto_section_names_obstack,
1305 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1307 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1308 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1309 to a temporary file.
1310 (darwin_asm_lto_end): New function. Restore asm_out_file.
1311 (darwin_asm_named_section): For LTO sections, replace the name with
1312 the offset of the section name in a string table, and build this
1314 (darwin_file_start): Initialize global vars for LTO support.
1315 (darwin_file_end): If output to asm_out_file was redirected, append it
1316 to the proper asm_out_file here. Add the section names section.
1318 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1320 * c-pragma.c (pending_weak_d, pending_weak): New.
1321 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1322 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1323 handle_pragma_weak): Update the uses of pending_weaks.
1325 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1327 PR documentation/44016
1328 * doc/standards.texi (Standards): Link to unversioned
1329 cxx0x_status.html page.
1331 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1334 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1335 in addition to TREE_USED, to avoid "set but unused" warnings.
1337 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1339 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1340 (is_loop_prefetching_profitable): Do not insert prefetches
1341 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1342 times the prefetch ahead distance.
1344 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1346 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1347 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1348 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1351 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1353 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1354 a diagnostic info when the insn-to-mem ratio is too small.
1356 2010-05-07 Richard Guenther <rguenther@suse.de>
1358 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1360 (store_arg): Queue temp_filename for deletion instead of
1363 2010-05-07 Richard Guenther <rguenther@suse.de>
1365 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1366 (run_gcc): Handle LTRANS phase invocation.
1367 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1369 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1371 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1372 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1374 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1376 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1378 2010-05-07 Richard Guenther <rguenther@suse.de>
1380 PR tree-optimization/44020
1381 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1382 code when PRE is not yet initialized.
1384 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1386 * config/mips/dbxmdebug.h: Remove.
1387 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1389 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1391 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1392 with null pointer and also warn about ordered comparison of zero with
1395 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1397 * graphite-blocking.c
1398 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1399 * graphite-clast-to-gimple.c
1400 (clast_to_gcc_expression): Same.
1401 (precision_for_value): Same.
1402 (precision_for_interval): Same.
1403 (gcc_type_for_interval): Same.
1404 (graphite_create_new_guard): Same.
1405 (compute_bounds_for_level): Same.
1406 (graphite_create_new_loop_guard): Same.
1407 * graphite-interchange.c
1408 (build_linearized_memory_access): Same.
1409 (pdr_stride_in_loop): Same.
1410 (memory_strides_in_loop_1): Same.
1411 (memory_strides_in_loop): Same.
1412 (extend_scattering): Same.
1413 (psct_scattering_dim_for_loop_depth): Same.
1414 (pbb_number_of_iterations): Same.
1416 (debug_iteration_domains): Same.
1418 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1419 (ppl_set_inhomogeneous_gmp): Same.
1420 (ppl_strip_loop): Same.
1421 (ppl_lexico_compare_linear_expressions): Same.
1422 (ppl_read_polyhedron_matrix): Same.
1423 (ppl_max_for_le_pointset): Same.
1425 (ppl_read_polyhedron_matrix): Same.
1426 (tree_int_to_gmp): Same.
1427 (gmp_cst_to_tree): Same.
1428 (ppl_set_inhomogeneous): Same.
1429 (ppl_set_inhomogeneous_tree): Same.
1430 (ppl_set_coef): Same.
1431 (ppl_set_coef_tree): Same.
1432 * graphite-sese-to-poly.c
1433 (build_pbb_scattering_polyhedrons): Same.
1434 (build_scop_scattering): Same.
1435 (scan_tree_for_params_right_scev): Same.
1436 (scan_tree_for_params): Same.
1437 (find_params_in_bb): Same.
1438 (find_scop_parameters): Same.
1439 (add_upper_bounds_from_estimated_nit): Same.
1440 (build_loop_iteration_domains): Same.
1441 (add_condition_to_domain): Same.
1442 (pdr_add_memory_accesses): Same.
1444 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1446 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1447 CLooG's value_* macros to their respective mpz_* counterparts.
1448 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1449 (graphite_create_new_loop_guard): Same.
1450 * graphite-interchange.c (build_linearized_memory_access): Same.
1451 (pdr_stride_in_loop): Same.
1452 (memory_strides_in_loop_1): Same.
1453 (1st_interchange_profitable_p): Same.
1454 * graphite-poly.c (extend_scattering): Same.
1455 (psct_scattering_dim_for_loop_depth): Same.
1456 (pbb_number_of_iterations): Same.
1457 (pbb_number_of_iterations_at_time): Same.
1458 * graphite-poly.h (new_1st_loop): Same.
1459 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1460 (oppose_constraint): Same.
1461 (insert_constraint_into_matrix): Same.
1462 (ppl_set_inhomogeneous_gmp): Same.
1463 (ppl_set_coef_gmp): Same.
1464 (ppl_strip_loop): Same.
1465 (ppl_lexico_compare_linear_expressions): Same.
1466 (ppl_max_for_le_pointset): Same.
1467 (ppl_min_for_le_pointset): Same.
1468 (ppl_build_realtion): Same.
1469 * graphite-ppl.h (gmp_cst_to_tree): Same.
1470 (ppl_set_inhomogeneous): Same.
1471 (ppl_set_inhomogeneous_tree): Same.
1472 (ppl_set_coef): Same.
1473 (ppl_set_coef_tree): Same.
1474 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1475 (build_scop_scattering): Same.
1476 (add_value_to_dim): Same.
1477 (scan_tree_for_params_right_scev): Same.
1478 (scan_tree_for_params_int): Same.
1479 (scan_tree_for_params): Same.
1480 (find_params_in_bb): Same.
1481 (find_scop_parameters): Same.
1482 (add_upper_bounds_from_estimated_nit): Same.
1483 (build_loop_iteration_domains): Same.
1484 (create_linear_expr_from_tree): Same.
1485 (add_condition_to_domain): Same.
1486 (pdr_add_memory_accesses): Same.
1488 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1489 Jason Merrill <jason@redhat.com>
1491 * c-common.c (c_common_reswords): Add nullptr.
1492 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1493 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1494 (gen_type_die_with_usage): Likewise.
1495 * dbxout.c (dbxout_type): Likewise.
1496 * sdbout.c (plain_type_1): Likewise.
1498 2010-05-06 Jason Merrill <jason@redhat.com>
1500 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1501 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1503 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1505 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1506 stripping WITH_SIZE_EXPR.
1507 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1510 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1512 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1513 list of obsolete configurations.
1514 Disabled check for obsolete configurations.
1515 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1516 Removed support for previous versions.
1517 * config/mips/iris.h: Removed.
1518 * config/mips/iris5.h: Removed.
1519 * config/mips/iris6.h: Merged old iris.h contents.
1520 (TARGET_IRIX): Removed.
1521 (DRIVER_SELF_SPECS): Removed mabi=32.
1522 (IDENT_ASM_OP): Removed undef.
1523 (STARTFILE_SPEC): Removed mabi=32.
1524 (ENDFILE_SPEC): Likewise.
1525 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1526 (MACHINE_TYPE): Update for IRIX 6.5.
1527 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1528 TARGET_IRIX by TARGET_IRIX6.
1529 (mips_file_start): Likewise.
1530 (mips_output_external): Remove IRIX 5/6 O32 support.
1531 (mips_output_function_prologue): Likewise.
1532 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1534 (TARGET_CPU_CPP_BUILTINS): Likewise.
1535 (TARGET_IRIX): Removed.
1536 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1537 (MULTILIB_DIRNAMES): Removed 32.
1538 (MULTILIB_OSDIRNAMES): Removed ../lib.
1539 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1540 (Specific, mips-sgi-irix5): Document removal.
1541 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1542 Remove references to older IRIX 6 releases and the O32 ABI.
1544 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1547 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1548 instead of DF_REF_REAL_REG.
1550 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1553 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1554 handling to still return true for x64 targets.
1556 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1558 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1560 2010-05-06 Jan Hubicka <jh@suse.cz>
1562 PR tree-optimization/43791
1563 * ipa-inline.c (update_caller_keys): Remove bogus
1564 disregard_inline_limits check.
1566 2010-05-06 Michael Matz <matz@suse.de>
1568 PR tree-optimization/43984
1569 * tree-ssa-pre.c (inserted_phi_names): Remove.
1570 (inserted_exprs): Change to bitmap.
1571 (create_expression_by_pieces): Set bits, don't append to vector.
1572 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1573 (eliminate): Don't look at inserted_phi_names, remove deleted
1574 insns from inserted_exprs.
1575 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1576 (init_pre, fini_pre): Allocate and free bitmaps.
1577 (execute_pre): Insert insns on edges before elimination.
1579 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1581 * tree.c (initializer_zerop): Handle STRING_CST.
1583 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1586 * doc/invoke.texi (Wimplicit): Document as C only.
1587 * opts.c (common_handle_option): Add argument kind.
1588 (handle_option): Rename as read_cmdline_option. Factor out code to...
1589 (handle_option): ... here. New.
1590 (handle_options): Rename as read_cmdline_options.
1591 (decode_options): Update call.
1592 (set_option): Use option index instead of option pointer. Classify
1593 diagnostics correctly.
1594 (enable_warning_as_error): Call handle_option.
1595 * opts.h (set_option): Update declaration.
1596 (handle_option): Declare.
1597 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1598 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1599 * c-opts.c (set_Wimplicit): Delete.
1600 (c_family_lang_mask): New static constant.
1601 (c_common_handle_option): Add argument kind. Use handle_option
1602 instead of set_Wimplicit.
1603 (c_common_post_options): warn_implicit and warn_implicit_int
1604 are disabled by default.
1605 * c-common.c (warn_implicit): Do not define here.
1606 * c-common.h (warn_implicit): Do not declare here.
1607 (c_common_handle_option): Update declaration.
1608 * lto-opts.c (lto_reissue_options): Update call to set_option.
1610 2010-05-06 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/43571
1613 * domwalk.c (walk_dominator_tree): Walk the dominator
1614 sons in more optimal order.
1616 2010-05-06 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/43934
1619 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1620 (stmt_cost): Likewise.
1621 (extract_true_false_args_from_phi): New helper.
1622 (determine_max_movement): For PHI nodes verify we can hoist them
1623 and compute their cost.
1624 (determine_invariantness_stmt): Handle PHI nodes.
1625 (move_computations_stmt): Likewise. Hoist PHI nodes in
1626 if-converted form using COND_EXPRs.
1627 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1628 (tree_ssa_lim): Likewise.
1629 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1630 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1632 2010-05-06 Richard Guenther <rguenther@suse.de>
1634 PR tree-optimization/43987
1635 * tree-ssa-structalias.c (could_have_pointers): For possibly
1636 address-taken variables force pointers to be recorded.
1637 (create_variable_info_for_1): Likewise.
1638 (push_fields_onto_fieldstack): Pass in wheter all fields
1640 (find_func_aliases): Query types instead of vars whether
1641 they contain pointers where appropriate.
1643 2010-05-06 Jan Hubicka <jh@suse.cz>
1645 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1646 (record_reference, mark_address, mark_load, mark_store): Record
1648 (record_references_in_initializer): Update call of record_references.
1649 (rebuild_cgraph_edges): Remove all references before rebuiding.
1650 * cgraph.c (cgraph_create_node): Clear ref list.
1651 (cgraph_remove_node): Remove references.
1652 (dump_cgraph_node): Dump references.
1653 (cgraph_clone_node): Clone references.
1654 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1655 (struct cgraph_node, varpool_node): Add ref_lst.
1656 * ipa-ref.c: New file.
1657 * ipa-ref.h: New file.
1658 * ipa-ref-inline.h: New file.
1659 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1660 (referenced_from_other_partition_p): New function.
1661 (lto_output_varpool_node): Take set arugment; call
1662 referenced_from_other_partition.
1663 (lto_output_ref): New.
1664 (add_references): New.
1666 (output_cgraph): Compute boundary based on references; output refs.
1667 (output_varpool): Accept cgraph_node_set argument.
1670 (input_cgraph): Call input_refs.
1671 * lto-section-in.c (lto_section_name): Add refs.
1672 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1673 (ipa-ref.o): New file.
1674 * varpool.c (varpool_node): Clear ipa ref list.
1675 (varpool_remove_node): Remove references.
1676 (dump_varpool_node): Dump references.
1677 (varpool_assemble_decl): Only compile finalized ones.
1678 (varpool_extra_name_alias): Initialize ref list.
1679 * lto-streamer.c (lto-get_section_name): Add .refs section.
1680 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1681 (referenced_from_other_partition_p): Declared.
1683 2010-05-06 Ira Rosen <irar@il.ibm.com>
1685 PR tree-optimization/43901
1686 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1687 type is not NULL if it's transformation phase, and return
1688 FALSE if it's analysis.
1689 (vectorizable_conversion, vectorizable_operation,
1690 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1692 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1694 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1696 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1698 * config/mips/mips-protos.h
1699 (mips_small_register_classes_for_mode_p): Delete prototype.
1701 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1703 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1704 * config/arm/arm.c (multiple_operation_profitable_p,
1705 compute_offset_order): New static functions.
1706 (load_multiple_sequence, store_multiple_sequence): Use them.
1707 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1708 memory offsets, not register numbers.
1709 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1711 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1713 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1714 (get_pending_sizes, put_pending_size, put_pending_sizes):
1715 Update the uses of pending_sizes.
1716 * c-decl.c (store_parm_decls): Likewise.
1717 * c-tree.h (struct c_arg_info): Likewise.
1718 * tree.h: Update the prototype for get_pending_sizes and
1721 2010-05-05 Jason Merrill <jason@redhat.com>
1724 * c-common.c (handle_aligned_attribute): Respect
1725 ATTR_FLAG_TYPE_IN_PLACE.
1728 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1729 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1730 (TARGET_INITIALIZER): Use it.
1731 * c-common.c (attribute_takes_identifier_p): Call it.
1732 * c-common.h: Update prototype.
1733 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1734 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1736 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1739 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1740 DW_ID_down_case for Fortran compilation units.
1742 2010-05-05 Jan Hubicka <jh@suse.cz>
1744 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1747 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1749 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1750 a variable-sized RESULT_DECL.
1752 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1754 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1756 2010-05-05 Jason Merrill <jason@redhat.com>
1759 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1761 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1763 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1764 Jakub Jelinek <jakub@redhat.com>
1767 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1768 (dead_debug_init, dead_debug_finish): New functions.
1769 (dead_debug_add, dead_debug_insert_before): Likewise.
1770 (df_note_bb_compute): Initialize a dead_debug object, add dead
1771 debug uses to it, insert debug bind insns before death insns,
1772 reset debug insns that refer to pending uses at the end.
1773 * rtl.h (make_debug_expr_from_rtl): New prototype.
1774 * varasm.c (make_debug_expr_from_rtl): New function.
1776 2010-05-05 Jan Hubicka <jh@suse.cz>
1778 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1779 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1780 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1781 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1782 lto_varpool_encoder_encode_initializer_p,
1783 lto_set_varpool_encoder_encode_initializer): New functions.
1784 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1785 call output_varpool.
1786 (input_varpool_node): Do not always set analyzed.
1787 (input_cgraph_1): Return vector of cgraph nodes.
1788 (input_varpool_1): Return vector of varpools.
1789 (input_cgraph): Free the vectors.
1790 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1791 output only initializers needed.
1792 (lto_output): Only call output_cgraph.
1793 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1794 * lto-section-out.c (lto_new_out_decl_state): Initialize
1795 state->varpool_node_encoder.
1796 * lto-streamer.h (lto_varpool_encoder_d): New.
1797 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1798 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1799 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1800 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1801 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1803 (output_varpool, input_varpool): Remove declarations.
1805 2010-05-05 Jan Hubicka <jh@suse.cz>
1807 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1808 with body can prevail.
1810 2010-05-05 Jan Hubicka <jh@suse.cz>
1812 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1815 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1817 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1819 * gengtype.h (erro_at_line): Constify pos argument.
1821 * gengtype.c: Include hashtab.h.
1822 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1823 (error_at_line): Constify pos argument.
1824 (do_typedef): Initialize p->opt field.
1825 (get_file_gtfilename): Fix comment typo.
1826 (struct walk_type_data): Constify line field.
1827 (get_output_file_for_structure): New function.
1828 (write_local_func_for_structure): Constify orig_s argument.
1829 Use get_output_file_for_structure.
1830 (write_func_for_structure): Use get_output_file_for_structure.
1831 (INDENT): New define.
1832 (dump_pair, dump_type, dump_type_list, dump_typekind)
1833 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1834 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1836 (seen_types): New variable.
1837 (main): New variable do_dump. Process "-d" command line option.
1838 Call dump_everything if dump requested.
1840 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1842 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1843 in a temporary instead of invoking the macro multiple times.
1844 (track_expr_p): Likewise.
1846 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1848 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1850 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1851 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1852 conditions for printing notes.
1853 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1854 true, update documentation.
1855 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1857 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1860 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1863 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1866 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1867 (*sse_prologue_save_insn1): Likewise.
1868 (SSE prologue save splitter): Likewise.
1870 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1872 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1873 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1874 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1875 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1876 all decls. Call it on DECL_FIELD_OFFSET of fields.
1877 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1878 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1880 2010-05-04 Martin Jambor <mjambor@suse.cz>
1882 * tree-sra.c (build_access_from_expr_1): The first parameter type
1883 changed to simple tree.
1884 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1885 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1887 (build_accesses_from_assign): Removed all parameters except for a
1888 simple gimple statement. Now returns a simple bool.
1889 (scan_function): All non-analysis parts moved to separate functions
1890 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1891 parameters and updated both callers.
1892 (sra_modify_expr): Removed parameter data.
1893 (sra_modify_function_body): New function.
1894 (perform_intra_sra): Call sra_modify_function_body to modify the
1896 (replace_removed_params_ssa_names): Parameter data changed into
1898 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1899 changed the parameter dont_convert to convert with the opposite
1901 (sra_ipa_modify_assign): Parameter data changed into adjustments
1902 vector, return value changed to bool.
1903 (ipa_sra_modify_function_body): New function.
1904 (sra_ipa_reset_debug_stmts): Updated a comment.
1905 (modify_function): Use ipa_sra_modify_function_body to modify function
1908 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1911 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1912 (canon_true_dependence): Likewise.
1913 (write_dependence_p): Likewise.
1915 2010-05-04 Jan Hubicka <jh@suse.cz>
1917 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1918 * cgraphbuild.c: Include ipa-utils.h
1919 (record_reference_ctx): New struct.
1920 (record_reference): Simplify to work on initializers; not statements.
1921 (mark_address, mark_load, mark_store): New.
1922 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1924 (record_references_in_initializer): Update use of record_reference.
1925 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1928 2010-05-04 Jan Hubicka <jh@suse.cz>
1930 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1931 node will be removed anyway.
1932 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1933 relink aliases of node into prevailing node.
1934 * varpool.c (varpool_remove_node): Remove aliases properly;
1935 when removing node, remove all its aliases too; remove DECL_INITIAL
1936 of removed node; ggc_free the varpool node.
1938 2010-05-04 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/43879
1941 * tree-ssa-structalias.c (alias_get_name): Use
1942 DECL_ASSEMBLER_NAME if available.
1943 (create_function_info_for): Return the varinfo node.
1944 (ipa_pta_execute): Associate same-body aliases and extra names
1945 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1947 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1949 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1951 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1954 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1955 only if HONOR_REG_ALLOC_ORDER is not defined.
1957 2010-05-04 Richard Guenther <rguenther@suse.de>
1959 PR tree-optimization/43949
1960 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1963 2010-04-26 Jason Merrill <jason@redhat.com>
1965 * c.opt (-fstrict-enums): New.
1966 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1968 2010-05-03 David Ung <davidu@mips.com>
1969 James E. Wilson <wilson@codesourcery.com>
1971 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1972 emit the trap instruction before the divide for TUNE_74K.
1974 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1976 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1977 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1978 based on the above, for new target hook.
1980 * hooks.c (hook_bool_mode_true): New generic hook.
1981 * hooks.h (hook_bool_mode_true): Add prototype.
1983 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1985 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1986 target hook, set to hook_bool_mode_false.
1987 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1988 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1989 with targetm.small_register_classes_for_mode_p.
1990 (find_reusable_reload): Likewise.
1991 (combine_reloads): Likewise.
1992 * reload1.c (reload_as_needed): Likewise.
1993 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1994 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1995 dead_or_predicable): Likewise.
1996 * regmove.c (optimize_reg_copy_1): Likewise.
1997 * calls.c (prepare_call_address): Likewise.
1998 (precompute_register_parameters): Likewise.
2000 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2002 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2003 implementation of the hook that considers all register classes
2004 small except for SH64.
2005 (sh_override_options): Use the new hook.
2006 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2009 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2011 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2012 implementation of the hook that considers all register classes
2014 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2017 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2019 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2020 implementation of the hook that considers all register classes
2022 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2025 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2027 * config/m32c/m32c.h: Likewise.
2028 * config/pdp11/pdp11.h: Likewise.
2029 * config/avr/avr.h: Likewise.
2030 * config/xtensa/xtensa.h: Likewise.
2031 * config/m68hc11/m68hc11.h: Likewise.
2032 * config/mn10300/mn10300.h: Likewise.
2033 * config/mcore/mcore.h: Likewise.
2034 * config/h8300/h8300.h: Likewise.
2035 * config/bfin/bfin.h: Likewise.
2037 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2038 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2040 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2042 * double-int.h (tree_to_double_int): Remove macro.
2043 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2044 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2045 (tree_to_double_int): New function.
2046 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2048 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2050 2010-05-03 Richard Guenther <rguenther@suse.de>
2052 PR tree-optimization/43971
2053 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2054 constraints in the !flag_delete_null_pointer_checks case.
2056 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2059 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2060 result mode matches original rtl mode.
2062 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2065 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2067 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2069 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2070 when processing flag options.
2072 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2074 * gcov-iov.c (main): Change format string placeholder
2075 from %#08x to 0x%08x.
2076 * genchecksum.c (dosum): Change format string placeholder
2077 from %#02x to 0x%02x.
2079 2010-05-02 Richard Guenther <rguenther@suse.de>
2081 PR tree-optimization/43879
2082 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2084 2010-05-02 Bruno Haible <bruno@clisp.org>
2086 * doc/extend.texi (Function Attributes): Fix a typo.
2088 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2091 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2092 placeholder from 0x%x to %#x.
2093 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2094 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2095 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2096 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2097 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2098 * config/i386/i386.c (ix86_target_string): Ditto.
2099 * config/i386/i386.c (output_pic_addr_const): Ditto.
2100 (print_operand): Ditto.
2102 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2104 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2105 placeholder from 0x%x to %#x.
2106 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2107 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2108 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2109 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2110 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2111 * optc-gen.awk: Ditto.
2112 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2113 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2114 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2115 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2117 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2119 * target.h (struct calls): Add function_value_regno_p field.
2120 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2121 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2122 * targhooks.c (default_function_value_regno_p): New function.
2123 * targhooks.h (default_function_value_regno_p): Declare function.
2124 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2125 * builtins.c. (apply_result_size): (Ditto.).
2126 * combine.c. (likely_spilled_retval_p): (Ditto.).
2127 * mode-switching.c. Include 'target.h'.
2128 (create_pre_exit): Use function_value_regno_p hook.
2129 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2130 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2131 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2133 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2134 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2135 (ix86_function_value_regno_p): Declare as static, change argument
2136 type to const unsigned int.
2137 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2139 2010-05-01 Richard Guenther <rguenther@suse.de>
2141 PR tree-optimization/43949
2142 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2144 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2146 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2148 * rtl.h (CONST_DOUBLE_P): Define.
2149 (rtx_to_double_int): Declare.
2150 * emit-rtl.c (rtx_to_double_int): New function.
2151 * dwarf2out.c (insert_double): New function.
2152 (loc_descriptor, add_const_value_attribute): Clean up, use
2153 rtx_to_double_int and insert_double functions.
2155 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2157 * doc/extend.texi (Inline): Add missing return keyword to examples.
2158 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2161 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2163 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2164 the variable part of the offset as well. Use highest_pow2_factor for
2165 all alignment checks.
2167 2010-04-30 Richard Guenther <rguenther@suse.de>
2169 PR tree-optimization/43879
2170 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2173 2010-04-30 Jan Hubicka <jh@suse.cz>
2175 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2177 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2179 2010-04-30 Jan Hubicka <jh@suse.cz>
2181 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2183 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2184 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2185 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2186 cgraph_node_set_needs_ltrans_p): Remove.
2188 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2190 * sdbout.c: Include vec.h, do not include varray.h.
2191 (deferred_global_decls, sdbout_global_decl,
2192 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2193 * toplev.c: Do not include varray.h.
2194 (dump_memory_report): Do not dump VARRAY statistics.
2195 * gengtype.c (open_base_file): Ignore varray.h.
2196 * Makefile.in: Update for abovementioned changes.
2197 Remove all traces of varray.c and varray.h.
2198 * varray.c: Remove file.
2199 * varray.h: Remove file.
2201 2010-04-30 Jan Hubicka <jh@suse.cz>
2203 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2206 2010-04-30 Jan Hubicka <jh@suse.cz>
2208 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2211 2010-04-30 Richard Guenther <rguenther@suse.de>
2213 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2214 constraints for CONSTRUCTOR.
2216 2010-04-30 Richard Guenther <rguenther@suse.de>
2219 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2220 first after all lowering passes.
2222 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2224 * toplev.c: Include varray.h for statistics dumping.
2225 * tree.h: Do not declare varray_head_tag.
2226 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2227 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2228 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2229 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2230 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2231 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2232 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2233 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2235 * Makefile.in: Update for abovementioned changes.
2237 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2240 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2242 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2244 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2245 Use this function to do machine-specific conversion.
2246 (picochip_legitimize_reload_address): Likewise.
2247 (picochip_legitimate_address_p): Check valid base register only if
2249 (picochip_check_conditional_copy): Check for modw only if opnd is
2251 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2252 to call the function in c.
2253 * config/picochip/picochip-protos.h
2254 (picochip_legitimize_reload_address): Define.
2255 * config/picochip/picochip.md (supported_compare1): Define.
2257 2010-04-30 Jan Hubicka <jh@suse.cz>
2259 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2260 (cgraph_global_info): Remove inlined.
2261 (LTO_cgraph_tag_names): Remove.
2262 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2263 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2264 simplify cgraph tags and document.
2265 (lto_output_node): Use only LTO_cgraph_unavail_node and
2266 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2267 for_functions_valid, global info, process and output flags.
2268 (input_overwrite_node): Initialize estimated stack size and
2269 estimated growth. Do not read flags we no longer store.
2270 (input_node): Likewise do not read info no longer stored.
2271 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2274 2010-04-30 Richard Guenther <rguenther@suse.de>
2276 PR tree-optimization/43879
2277 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2278 handle non-zero initializers.
2280 2010-04-30 Richard Guenther <rguenther@suse.de>
2282 * builtins.c (fold_builtin_1): Delete free (0).
2284 2010-04-29 Jan Hubicka <jh@suse.cz>
2286 * gengtype.c (open_base_files): Add lto-streamer.h
2287 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2288 (pass_ipa_cp): GGC collect.
2289 * toplev. (compile_file): Do not output symbols.
2290 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2291 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2292 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2293 * lto-section-in.c: Include ggc.h
2294 (lto_new_in_decl_state): Alloc in GGC.
2295 (lto_delete_in_decl_state): Likewise.
2296 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2299 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2302 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2303 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2304 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2305 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2306 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2307 account only if HONOR_REG_ALLOC_ORDER is not defined.
2308 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2309 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2311 2010-04-29 Jon Grant <04@jguk.org>
2313 * collect2.c (vflag): Change type from int to bool.
2315 (helpflag): New global bool.
2316 (main): Set vflag and debug with boolean, not integer truth values.
2317 Accept new "--help" option and output usage text if found.
2318 * collect2.h (vflag): Update prototype.
2321 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2324 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2326 2010-04-29 Richard Guenther <rguenther@suse.de>
2329 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2330 with ATTRIBUTE_UNUSED.
2332 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2335 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2336 INSN_P with NONDEBUG_INSN_P.
2337 (distance_non_agu_define): Likewise.
2338 (distance_agu_use): Likewise.
2340 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2342 From Dominique d'Humieres <dominiq@lps.ens.fr>
2344 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2347 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2349 * plugin.h (invoke_plugin_callbacks): New inline function.
2350 * plugin.c (flag_plugin_added): New global flag.
2351 (add_new_plugin): Initialize above flag.
2352 (invoke_plugin_callbacks): Rename to ...
2353 (invoke_plugin_callbacks_full): ... this.
2355 2010-04-28 Jan Hubicka <jh@suse.cz>
2357 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2358 (lto_varpool_replace_node): New.
2359 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2360 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2361 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2362 * cgraph.h (varpool_node_ptr): New type.
2363 (varpool_node_ptr): New vector.
2364 (varpool_node_set_def): New structure.
2365 (varpool_node_set): New type.
2366 (varpool_node_set): New vector.
2367 (varpool_node_set_element_def): New structure.
2368 (varpool_node_set_element, const_varpool_node_set_element): New types.
2369 (varpool_node_set_iterator): New type.
2370 (varpool_node): Add prev pointers, add used_from_other_partition,
2372 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2373 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2374 varpool_get_node, varpool_remove_node): Declare.
2375 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2376 varpool_node_set_size): New inlines.
2377 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2378 * tree-pass.h (varpool_node_set_def): Forward declare.
2379 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2380 (ipa_write_optimization_summaries): Update prototype.
2381 * ipa-cp.c (ipcp_write_summary): Update.
2382 * ipa-reference.c (ipa_reference_write_summary): Update.
2383 * lto-cgraph.c (lto_output_varpool_node): New static function.
2384 (output_varpool): New function.
2385 (input_varpool_node): New static function.
2386 (input_varpool_1): New function.
2387 (input_cgraph): Input varpool.
2388 * ipa-pure-const.c (pure_const_write_summary): Update.
2389 * lto-streamer-out.c (lto_output): Update, output varpool too.
2390 (write_global_stream): Kill WPA hack.
2391 (produce_asm_for_decls): Update.
2392 (output_alias_pair_p): Handle variables.
2393 (output_unreferenced_globals): Output only needed partition of varpool.
2394 * ipa-inline.c (inline_write_summary): Update.
2395 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2397 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2398 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2399 varpool_node_set_new, varpool_node_set_add,
2400 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2401 debug_varpool_node_set): New functions.
2402 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2403 (execute_one_pass): Process new decls too.
2404 (ipa_write_summaries_2): Pass around vsets.
2405 (ipa_write_summaries_1): Likewise.
2406 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2408 (ipa_write_optimization_summaries_1): Pass around vsets.
2409 (ipa_write_optimization_summaries): Likewise.
2410 * varpool.c (varpool_get_node): New.
2411 (varpool_node): Update doubly linked lists.
2412 (varpool_remove_node): New.
2413 (dump_varpool_node): More dumping.
2414 (varpool_enqueue_needed_node): Update doubly linked lists.
2415 (decide_is_variable_needed): Kill ltrans hack.
2416 (varpool_finalize_decl): Kill lto hack.
2417 (varpool_assemble_decl): Skip decls in other partitions.
2418 (varpool_assemble_pending_decls): Update doubly linkes lists.
2419 (varpool_empty_needed_queue): Likewise.
2420 (varpool_extra_name_alias): Likewise.
2421 * lto-streamer.c (lto_get_section_name): Add vars section.
2422 * lto-streamer.h (lto_section_type): Update.
2423 (output_varpool, input_varpool): Declare.
2425 2010-04-28 Mike Stump <mikestump@comcast.net>
2427 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2429 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2431 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2432 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2433 (lto_input_ts_type_tree_pointers): Likewise.
2434 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2435 (lto_output_ts_type_tree_pointers): Likewise.
2437 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2439 Uniquization of constants at the Tree level
2440 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2441 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2443 (tree_output_constant_def): Declare.
2444 * gimplify.c (gimplify_init_constructor): When using block copy, first
2445 uniquize the constant constructor on the RHS.
2446 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2447 DECL_IN_CONSTANT_POOL flag.
2448 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2449 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2451 (assemble_variable): Deal with symbols belonging to the tree constant
2453 (get_constant_section): Add ALIGN parameter and simplify.
2454 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2455 (assemble_constant_contents): Use the expression of the VAR_DECL.
2456 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2457 (tree_output_constant_def): New global function.
2458 (mark_constant): Use the expression of the VAR_DECL.
2459 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2461 (output_object_block): Likewise and assemble the expression.
2463 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2465 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2466 hash_tree, eq_tree): New tree hash table.
2467 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2468 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2469 lto_orig_address_remove): Reimplement.
2471 2010-04-28 Xinliang David Li <davidxl@google.com>
2474 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2475 (compute_uninit_opnds_pos): New function.
2476 (is_non_loop_exit_postdominating): New function.
2477 (compute_control_dep_chain): New function.
2478 (find_pdom): New function.
2479 (convert_control_dep_chain_into_preds): New function.
2480 (find_predicates): New function.
2481 (find_control_equiv_block): New function.
2482 (collect_phi_def_edges): New function.
2483 (find_def_preds): New function.
2484 (find_dom): New function.
2485 (dump_predicates): New function.
2486 (get_cmp_code): New function.
2487 (is_value_included_in): New function.
2488 (find_matching_predicate_in_rest_chains): New function.
2489 (use_pred_not_overlap_with_undef_path_pred): New function.
2490 (is_use_properly_guarded): New function.
2491 (normalize_cond_1): New function.
2492 (is_and_or_or): New function.
2493 (normalize_cond): New function.
2494 (is_gcond_subset_of): New function.
2495 (is_subset_of_any): New function.
2496 (is_or_set_subset_of): New function.
2497 (is_and_set_subset_of): New function.
2498 (is_norm_cond_subset_of): New function.
2499 (is_pred_expr_subset_of): New function.
2500 (is_pred_chain_subset_of): New function.
2501 (is_included_in): New function.
2502 (is_superset_of): New function.
2503 (find_uninit_use): New function.
2504 (warn_uninitialized_phi): New function.
2505 (compute_possibly_undefined_names): New function.
2506 (ssa_undefined_value_p): New function.
2507 (execute_late_warn_uninitialized): New function.
2508 * tree-ssa.c (ssa_undefined_value_p): Removed.
2509 (warn_uninit): Changed to extern.
2510 (warn_uninitialized_phi): Removed.
2511 (warn_uninitialized_vars): Changed to extern.
2512 (execute_late_warn_uninitialized): Removed
2513 * tree-flow.h: Add new prototypes.
2514 * timevar.def: Add new time variable.
2515 * Makefile.in: Add new build file.
2517 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2519 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2522 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2525 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2527 2010-04-28 Martin Jambor <mjambor@suse.cz>
2529 * cgraph.h (struct cgraph_node): New field indirect_calls.
2530 (struct cgraph_indirect_call_info): New type.
2531 (struct cgraph_edge): Removed field indirect_call. New fields
2532 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2533 (cgraph_create_indirect_edge): Declare.
2534 (cgraph_make_edge_direct): Likewise.
2535 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2536 * ipa-prop.h (struct ipa_param_call_note): Removed.
2537 (struct ipa_node_params): Removed field param_calls.
2538 (ipa_create_all_structures_for_iinln): Declare.
2539 * cgraph.c: Described indirect edges and uids in initial comment.
2540 (cgraph_add_edge_to_call_site_hash): New function.
2541 (cgraph_edge): Search also among the indirect edges, use
2542 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2543 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2544 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2546 (initialize_inline_failed): Assign a reason to indirect edges.
2547 (cgraph_create_edge_1): New function.
2548 (cgraph_create_edge): Moved some functionality to
2549 cgraph_create_edge_1.
2550 (cgraph_create_indirect_edge): New function.
2551 (cgraph_edge_remove_callee): Add an assert checking for
2553 (cgraph_edge_remove_caller): Special-case indirect edges.
2554 (cgraph_remove_edge): Likewise.
2555 (cgraph_set_edge_callee): New function.
2556 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2557 (cgraph_make_edge_direct): New function.
2558 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2559 the declaration of the call statement matches.
2560 (cgraph_node_remove_callees): Special-case indirect edges.
2561 (cgraph_clone_edge): Likewise.
2562 (cgraph_clone_node): Clone also the indirect edges.
2563 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2564 indirect_call, dump count of indirect_calls edges.
2565 * ipa-prop.c (iinlining_processed_edges): New variable.
2566 (ipa_note_param_call): Create indirect edges instead of
2567 creating notes. New parameter node.
2568 (ipa_analyze_call_uses): New parameter node, pass it on to
2569 ipa_note_param_call.
2570 (ipa_analyze_stmt_uses): Likewise.
2571 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2572 (print_edge_addition_message): Work on edges rather than on notes.
2573 (update_call_notes_after_inlining): Likewise, renamed to
2574 update_indirect_edges_after_inlining.
2575 (ipa_create_all_structures_for_iinln): New function.
2576 (ipa_free_node_params_substructures): Do not free notes.
2577 (ipa_edge_duplication_hook): Propagate bits within
2578 iinlining_processed_edges bitmap.
2579 (ipa_node_duplication_hook): Do not duplicate notes.
2580 (free_all_ipa_structures_after_ipa_cp): Renamed to
2581 ipa_free_all_structures_after_ipa_cp.
2582 (free_all_ipa_structures_after_iinln): Renamed to
2583 ipa_free_all_structures_after_iinln.
2584 (ipa_write_param_call_note): Removed.
2585 (ipa_read_param_call_note): Removed.
2586 (ipa_write_indirect_edge_info): New function.
2587 (ipa_read_indirect_edge_info): Likewise.
2588 (ipa_write_node_info): Do not stream notes, do stream information
2590 (ipa_read_node_info): Likewise.
2591 (lto_ipa_fixup_call_notes): Removed.
2592 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2593 * ipa-inline.c (pass_ipa_inline): Likewise.
2594 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2595 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2596 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2598 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2600 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2601 (output_cgraph): Stream also indirect edges.
2602 (lto_output_edge): Added capability to stream indirect edges.
2603 (input_edge): Likewise.
2604 (input_cgraph_1): Likewise.
2605 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2608 2010-04-28 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/43879
2611 PR tree-optimization/43909
2612 * tree-ssa-structalias.c (struct variable_info): Add
2613 only_restrict_pointers flag.
2614 (new_var_info): Initialize it. Increment stats.total_vars here.
2615 (create_function_info_for): Do not increment stats.total_vars here.
2616 (get_function_part_constraint): Fix build with C++.
2617 (insert_into_field_list): Remove.
2618 (push_fields_onto_fieldstack): Properly merge fields.
2619 (create_variable_info_for): Split and simplify.
2620 (create_variable_info_for_1): New piece.
2621 (intra_create_variable_infos): Properly make restrict constraints
2624 2010-04-28 Richard Guenther <rguenther@suse.de>
2627 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2629 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2630 Jan Hubicka <hubicka@ucw.cz>
2632 * doc/invoke.texi (-Wsuggest-attribute=const,
2633 -Wsuggest-attribute=pure): Document.
2634 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2635 (function_always_visible_to_compiler_p,
2636 suggest_attribute, warn_function_pure, warn_function_const):
2638 (check_call): Improve debug info.
2639 (analyze_function): Do not check availability.
2640 (add_new_function): Check availability.
2641 (propagate): Output warnings.
2642 (skip_function_for_local_pure_const): New function.
2643 (local_pure_const): Use it; output warnings.
2644 * common.opt (Wsuggest-attribute=const,
2645 Wsuggest-attribute=pure): New.
2647 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2649 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2650 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2651 or DW_CFA_def_cfa_offset{,_sf}.
2653 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2655 * tree.h: Fix truncated long macros.
2657 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2659 * collect2.c (TARGET_64BIT): Redefine to target's default.
2660 * tlink.c: Likewise.
2661 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2662 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2663 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2664 for underscoring __USER_LABEL_PREFIX__.
2665 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2666 (SUB_LINK_ENTRY32): New.
2667 (SUB_LINK_ENTRY64): New.
2668 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2669 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2670 (SUB_LINK_ENTRY64): New.
2671 (SUB_LINK_ENTRY): New.
2672 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2673 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2674 x64 target is choosen.
2675 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2676 * configure: Regenerated.
2677 * configure.ac (leading-mingw64-underscores): Option added.
2679 2010-04-27 Jan Hubicka <jh@suse.cz>
2681 * doc/invoke.texi (-fipa-profile): Document.
2682 * opts.c (decode_options): Enable ipa-profile at -O1.
2683 * timevar.def (TV_IPA_PROFILE): Define.
2684 * common.opt (fipa-profile): Add.
2685 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2687 (cgraph_propagate_frequency): Handle only local ones.
2688 * tree-pass.h (pass_ipa_profile): Declare.
2689 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2690 (pass_ipa_profile): Use TV_IPA_PROFILE.
2691 * ipa.c (ipa_profile): New function.
2692 (gate_ipa_profile): Likewise.
2693 (pass_ipa_profile): New global variable.
2694 * passes.c (pass_ipa_profile): New.
2696 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2698 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2700 2010-04-27 Martin Jambor <mjambor@suse.cz>
2703 * ipa.c (dissolve_same_comdat_group_list): New function.
2704 (function_and_variable_visibility): Call
2705 dissolve_same_comdat_group_list when comdat group contains external or
2707 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2708 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2710 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2712 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2713 (const_hash_1) <VECTOR_CST>: New case.
2714 (compare_constant) <VECTOR_CST>: Likewise.
2715 <ADDR_EXPR>: Deal with LABEL_REFs.
2716 (copy_constant) <VECTOR_CST>: New case.
2718 2010-04-27 Jan Hubicka <jh@suse.cz>
2720 * cgraph.c (cgraph_propagate_frequency): New function.
2721 * cgraph.h (cgraph_propagate_frequency): Declare.
2722 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2723 cgraph_propagate_frequency.
2725 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2727 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2729 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2732 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2733 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2734 here to determine which regs to push and how much stack to reserve.
2736 2010-04-27 Jie Zhang <jie@codesourcery.com>
2738 * doc/gimple.texi (gimple_statement_with_ops): Remove
2739 addresses_taken field.
2740 (gimple_statement_with_memory_ops): Likewise.
2742 2010-04-27 Jan Hubicka <jh@suse.cz>
2744 * tree-inline.c (eni_inlining_weights): Remove.
2745 (estimate_num_insns): Special case more builtins.
2747 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2750 * c-typeck.c (build_binary_op): Move forward check for comparison
2751 pointer with null pointer constant and adjust the diagnostic message.
2753 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2756 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2757 binutils supports extended .section directive needed by LTO, or
2758 warn if older binutils found.
2759 (LTO_BINARY_READER): New AC_SUBST'd variable.
2760 (LTO_USE_LIBELF): Likewise.
2761 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2763 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2764 (LTO_USE_LIBELF): Likewise.
2765 * configure: Regenerate.
2767 * collect2.c (is_elf): Rename from this ...
2768 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2769 object files in addition to ELF-formatted ones.
2770 (scan_prog_file): Caller updated. Also allow for LTO info marker
2771 symbol to be prefixed or not by an extra underscore.
2773 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2774 * config/i386/winnt.c: Also #include lto-streamer.h
2775 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2777 (i386_pe_asm_output_aligned_decl_common): Add comment.
2778 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2780 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2783 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2784 Add missing earlyclobber for second alternative.
2786 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2788 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2789 bits for artificial defs at the top of the block.
2790 * fwprop.c (single_def_use_enter_block): Don't call it.
2792 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2795 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2796 instead of "$gcc_cv_objdump -T".
2797 Use "-undefined dynamic_lookup" on darwin.
2798 * gcc/configure: Regenerate.
2800 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2803 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2805 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2807 * c-parser.c (struct c_token): Move location field up.
2808 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2809 (struct c_declspecs): Convert typespec_word, storage_class, and
2810 default_int_p into bitfields.
2811 (struct c_declarator): Move loc field up.
2813 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2815 * cfgloop.h (struct loop): Move can_be_parallel field up.
2816 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2817 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2819 (struct iv_cand): Convert pos field into a bitfield.
2820 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2822 (struct _stmt_vec_info): Shuffle fields for better packing.
2824 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2826 * varasm.c (IN_NAMED_SECTION): Remove guard.
2827 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2828 (IN_NAMED_SECTION_P): ...this.
2829 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2830 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2832 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2834 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2835 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2836 of shadowing it. Fix comments.
2838 2010-04-26 Jan Hubicka <jh@suse.cz>
2840 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2841 (cgraph_clone_node): Copy function frequency.
2842 * cgraph.h (node_frequency): New enum
2843 (struct cgraph_node): Add.
2844 * final.c (rest_of_clean_state): Update.
2845 * lto-cgraph.c (lto_output_node): Output node frequency.
2846 (input_overwrite_node): Input node frequency.
2847 * tre-ssa-loop-ivopts (computation_cost): Update.
2848 * lto-streamer-out.c (output_function): Do not output function
2850 * predict.c (maybe_hot_frequency_p): Update and handle functions
2852 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2854 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2855 (compute_function_frequency): Set noreturn functions to be executed
2857 (choose_function_section): Update.
2858 * lto-streamer-in.c (input_function): Do not input function frequency.
2859 * function.c (allocate_struct_function): Do not initialize function
2861 * function.h (function_frequency): Remove.
2862 (struct function): Remove function frequency.
2863 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2864 (try_update): Update.
2865 * tree-inline.c (initialize_cfun): Do not update function frequency.
2866 * passes.c (pass_init_dump_file): Update.
2867 * i386.c (ix86_compute_frame_layout): Update.
2868 (ix86_pad_returns): Update.
2870 2010-04-26 Jie Zhang <jie@codesourcery.com>
2872 PR tree-optimization/43833
2873 * tree-vrp.c (range_int_cst_p): New.
2874 (range_int_cst_singleton_p): New.
2875 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2876 when both operands are constants. Use range_int_cst_p in
2879 2010-04-26 Jan Hubicka <jh@suse.cz>
2881 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2883 2010-04-26 Richard Guenther <rguenther@suse.de>
2886 * gimple.c (gimple_decl_printable_name): Deal gracefully
2887 with a NULL DECL_NAME.
2889 2010-04-26 Richard Guenther <rguenther@suse.de>
2892 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2893 if emitting debug information and it is either a function
2894 or a namespace decl.
2896 2010-04-26 Ira Rosen <irar@il.ibm.com>
2898 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2899 determine if the statement is vectorizable, and a macro to access it.
2900 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2901 Skip statements that can't be vectorized. If the analysis fails,
2902 mark the statement as unvectorizable if vectorizing basic block.
2903 (vect_compute_data_refs_alignment): Likewise.
2904 (vect_verify_datarefs_alignment): Skip statements marked as
2905 unvectorizable. Add print.
2906 (vect_analyze_group_access): Skip statements that can't be
2907 vectorized. If the analysis fails, mark the statement as
2908 unvectorizable if vectorizing basic block.
2909 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2910 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2911 generated stmts for SLP.
2912 (new_stmt_vec_info): Initialize the new field.
2913 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2914 statements marked as unvectorizable.
2916 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2918 * c-common.c (flag_isoc1x): New.
2919 (flag_isoc99): Update comment.
2920 * c-common.h (flag_isoc1x): New.
2921 (flag_isoc99): Update comment.
2922 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2923 __<type>_DECIMAL_DIG__.
2924 * c-opts.c (set_std_c1x): New.
2925 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2926 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2927 * c.opt (-std=c1x, -std=gnu1x): New options.
2928 * doc/cpp.texi: Mention -std=c1x.
2929 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2930 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2931 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2932 * doc/standards.texi: Mention C1X.
2933 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2934 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2935 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2938 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2940 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2941 placeholder from 0x%x to %#x.
2942 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2943 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2944 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2945 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2946 * config/i386/i386.c (ix86_target_string): Ditto.
2947 (output_pic_addr_const): Ditto.
2948 (print_operand): Ditto.
2950 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2952 * combine.c (find_split_point): Add third argument. Use it
2953 to find nested multiply-accumulate instructions. Adjust calls.
2954 (try_combine): Adjust call to find_split_point.
2956 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2958 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2960 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2962 PR tree-optimization/41442
2963 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2964 (fold_binary_loc): Call it.
2966 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2968 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2969 * opts.c (common_handle_option): Allow disabling it.
2970 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2972 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2974 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2975 between modes if both types are integral.
2977 2010-04-23 Richard Guenther <rguenther@suse.de>
2979 PR tree-optimization/43572
2980 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2982 2010-04-23 Richard Guenther <rguenther@suse.de>
2985 * tree-inline.c (tree_can_inline_p): Also check compatibility
2988 2010-04-23 Martin Jambor <mjambor@suse.cz>
2990 PR tree-optimization/43846
2991 * tree-sra.c (struct access): New flag grp_assignment_read.
2992 (build_accesses_from_assign): Set grp_assignment_read.
2993 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2994 (enum mark_read_status): New type.
2995 (analyze_access_subtree): Propagate grp_assignment_read, create
2996 accesses also if both direct_read and root->grp_assignment_read.
2998 2010-04-23 Martin Jambor <mjambor@suse.cz>
3001 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3002 function does not have type attributes.
3004 2010-04-23 Richard Guenther <rguenther@suse.de>
3007 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3010 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3012 * sese.h (create_if_region_on_edge): Remove.
3014 * sese.c (create_if_region_on_edge): Make static.
3016 * tree-inline.c: Do not include ggc.h.
3018 * expr.c: Do not include ggc.h.
3020 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3023 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3026 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3027 in the middle of insns for casesi_worker_2.
3029 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3031 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3033 2010-04-22 Ira Rosen <irar@il.ibm.com>
3035 PR tree-optimization/43842
3036 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3037 loop unrolling in update of exit phis. Fix comment.
3038 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3039 least two reduction statements in the loop before starting SLP
3042 2010-04-22 Nick Clifton <nickc@redhat.com>
3044 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3046 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3048 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3051 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3053 * tree-parloops.c (loop_parallel_p): New argument
3054 parloop_obstack. Pass it down.
3055 (parallelize_loops): New variable parloop_obstack. Initialize it,
3056 pass it down, free it.
3058 * tree-loop-linear.c (linear_transform_loops): Pass down
3061 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3062 of type struct obstack *.
3064 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3065 scratch_obstack. Initialize it, pass down, free it.
3067 * lambda.h (lambda_loop_new): Remove.
3068 (lambda_matrix_new, lambda_matrix_inverse)
3069 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3070 argument of type struct obstack *.
3072 * lambda-trans.c (lambda_trans_matrix_new): New argument
3073 lambda_obstack. Pass it down, use obstack allocation for ret.
3074 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3077 * lambda-mat.c (lambda_matrix_get_column)
3078 (lambda_matrix_project_to_null): Remove.
3079 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3081 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3084 * lambda-code.c (lambda_loop_new): New function.
3085 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3086 (lambda_compute_auxillary_space, lambda_compute_target_space)
3087 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3088 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3089 (build_access_matrix): New argument lambda_obstack. Use obstack
3091 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3092 argument lambda_obstack. Pass it down.
3094 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3096 * optabs.h (expand_widening_mult): Declare.
3098 2010-04-22 Richard Guenther <rguenther@suse.de>
3100 PR tree-optimization/43845
3101 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3102 lookup the CALL_EXPR function and arguments.
3104 2010-04-22 Nick Clifton <nickc@redhat.com>
3106 * config/stormy16/stormy16.c
3107 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3108 * config/stormy16/stormy16.h: Tidy up formatting.
3109 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3110 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3111 (ineqbranchsi): Delete pattern.
3112 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3113 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3114 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3115 stormy16-lib2-ucmpsi2.c.
3117 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3119 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3120 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3121 extra set merge_set_noclobber, and use it to relax the final test
3123 * df.h (df_simulate_find_noclobber_defs): Declare.
3124 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3126 (df_simulate_find_noclobber_defs): New function.
3128 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3130 * config/i386/i386.md: Use {} around multi-line preparation statements.
3132 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3134 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3135 (process_init_element): New argument of type struct obstack *.
3137 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3138 (set_init_index, set_init_label, set_nonincremental_init)
3139 (set_nonincremental_init_from_string, find_init_member)
3140 (output_init_element, output_pending_init_elements)
3141 (process_init_element): New argument braced_init_obstack. Pass it
3143 (push_range_stack, add_pending_init): New argument
3144 braced_init_obstack. Use obstack allocation.
3146 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3147 braced_init_obstack. Pass it down.
3148 (c_parser_braced_init): New variables ret, braced_init_obstack.
3149 Initialize obstack, pass it down and finally free it.
3151 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3154 * tree-pass.h (pass_optimize_widening_mul): Declare.
3155 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3156 gate_optimize_widening_mul): New static functions.
3157 (pass_optimize_widening_mul): New.
3158 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3159 <case MULT_EXPR>: Remove support for widening multiplies.
3160 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3161 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3162 simplify_gen_unary rather than directly building extensions.
3163 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3165 * expmed.c (expand_widening_mult): New function.
3166 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3168 2010-04-21 Jan Hubicka <jh@suse.cz>
3170 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3171 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3172 * lto-wpa-fixup.c: Remove.
3173 * Makefile.in (lto-wpa-fixup.o): Remove.
3174 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3175 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3176 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3178 2010-04-21 Jan Hubicka <jh@suse.cz>
3180 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3181 add write_optimization_summary, read_optimization_summary.
3182 (ipa_write_summaries_of_cgraph_node_set): Remove.
3183 (ipa_write_optimization_summaries): Declare.
3184 (ipa_read_optimization_summaries): Declare.
3185 * ipa-cp.c (pass_ipa_cp): Update.
3186 * ipa-reference.c (pass_ipa_reference): Update.
3187 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3188 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3190 * ipa-inline.c (pass_ipa_inline): Update.
3191 * ipa.c (pass_ipa_whole_program): Update.
3192 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3193 * passes.c (ipa_write_summaries_1): Do not test wpa.
3194 (ipa_write_optimization_summaries_1): New.
3195 (ipa_write_optimization_summaries): New.
3196 (ipa_read_summaries): Do not test ltrans.
3197 (ipa_read_optimization_summaries_1): New.
3198 (ipa_read_optimization_summaries): New.
3200 2010-04-21 Jan Hubicka <jh@suse.cz>
3202 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3204 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3206 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3209 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3210 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3212 2010-04-21 Jan Hubicka <jh@suse.cz>
3214 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3216 2010-04-21 Jan Hubicka <jh@suse.cz>
3218 * varpool.c (decide_is_variable_needed): Variable is always needed
3221 2010-04-21 Jan Hubicka <jh@suse.cz>
3223 * opts.c (decode_options): Enable pure-const pass for whopr.
3225 2010-04-21 Jan Hubicka <jh@suse.cz>
3227 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3228 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3230 (cgraph_decide_inlining): Do not expect callee to be removed in all
3233 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3235 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3237 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3240 amdfam10_decode attributes.
3242 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3245 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3246 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3247 (lower_copyprivate_clauses): Use private var in outer
3248 context instead of original var. Make sure the types
3249 are correct for VLAs.
3251 2010-04-21 Richard Guenther <rguenther@suse.de>
3253 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3254 to non-pointer objects.
3256 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3258 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3259 last chain entry if it starts with the still current label.
3260 (add_location_or_const_value_attribute): Check that
3261 loc_list->first->next is NULL instead of comparing ->first with ->last.
3262 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3263 to add_var_loc_to_decl.
3265 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3266 >= 4 add also address size and segment size fields into CIE header.
3268 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3269 long as address size is the same as sizeof (void *) and
3271 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3272 address size or segment size is unexpected, return DW_EH_PE_omit.
3273 (classify_object_over_fdes): If get_cie_encoding returned
3274 DW_EH_PE_omit, return -1.
3275 (init_object): If classify_object_over_fdes returned -1,
3276 pretend there were no FDEs at all.
3278 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3280 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3281 bswap{si,di}2 using SWI48 mode iterator.
3282 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3283 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3284 set modrm attribute of bswap insn to 0 and remove length attribute.
3285 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3286 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3287 set mode attribute to <MODE> and remove length attribute.
3289 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3291 PR rtl-optimization/43520
3292 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3293 zero available registers.
3295 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3297 * builtins.c (fold_builtin_cproj): Fold more cases.
3299 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3301 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3302 (fold_builtin_1): Fold builtin cproj.
3303 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3304 Use ATTR_CONST_NOTHROW_LIST.
3306 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3308 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3309 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3310 ffsi2_no_cmove for !TARGET_CMOVE.
3311 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3312 (ffssi2): Remove expander.
3313 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3315 (ctz<mode>2): Ditto from ctz{si,di}2.
3316 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3318 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3321 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3323 * dwarf2out.c (AT_linkage_name): Define.
3324 (clone_as_declaration): Handle DW_AT_linkage_name.
3325 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3326 of DW_AT_MIPS_linkage_name.
3327 (move_linkage_attr): Likewise.
3328 (dwarf2out_finish): Likewise.
3330 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3333 * fold-const.c (fold_comparison): New folding rule.
3335 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3337 * double-int.h (double_int_setbit): Declare.
3338 * double-int.c (double_int_setbit): New function.
3339 * rtl.h (immed_double_int_const): Declare.
3340 * emit-rtl.c (immed_double_int_const): New function.
3341 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3342 and immed_double_int_const functions.
3343 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3344 expand_copysign_bit): (Ditto.).
3345 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3346 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3347 * dojump.c (prefer_and_bit_test): (Ditto.).
3348 * expr.c (convert_modes, reduce_to_bit_field_precision,
3349 const_vector_from_tree): (Ditto.).
3350 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3352 2010-04-20 Jan Hubicka <jh@suse.cz>
3354 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3355 (dump_cgraph_node): Dump new flags.
3356 * cgraph.h (struct cgraph_node): Add flags
3357 reachable_from_other_partition and in_other_partition.
3358 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3359 other partition can not be removed.
3360 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3361 the other partition must be output; silence sanity checking on
3362 leaking functions bodies from other paritition.
3363 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3364 (lto_output_node): Output new flags; do not sanity check that inline
3365 clones are output; drop lto_forced_extern_inline_p code; do not mock
3366 visibility flags at partition boundaries.
3367 (add_node_to): New function.
3368 (output_cgraph): Use it to sort functions so masters appear before
3370 (input_overwrite_node): Input new flags.
3371 * passes.c (ipa_write_summaries): Do not call
3372 lto_new_extern_inline_states.
3373 * lto-section-out.c (forced_extern_inline,
3374 lto_new_extern_inline_states lto_delete_extern_inline_states,
3375 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3376 * lto-streamer.h (lto_new_extern_inline_states,
3377 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3378 lto_forced_extern_inline_p): Kill.
3380 2010-04-20 Richard Guenther <rguenther@suse.de>
3382 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3383 from vars that can have pointers.
3384 (process_constraint): Dump useless constraints.
3386 2010-04-20 Richard Guenther <rguenther@suse.de>
3388 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3389 (dump_sa_points_to_info): Remove asserts.
3390 (init_base_vars): nothing_id isn't an escape point nor does it
3393 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3395 * tree.h (TYPE_REF_IS_RVALUE): Define.
3396 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3397 should_move_die_to_comdat, prune_unused_types_walk): Handle
3398 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3399 (modified_type_die, gen_reference_type_die): Emit
3400 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3401 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3403 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3406 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3407 calls for -fpic -m31 if they have been sibcall optimized.
3409 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3411 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3412 ar.lc fixed and call-used.
3414 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3416 2010-04-19 Jan Hubicka <jh@suse.cz>
3418 * opts.c (decode_options): Disable whpr incompatible passes.
3419 * lto/lto.c (lto_1_to_1_map): Skip clones.
3420 (read_cgraph_and_symbols): Do not mark everything as needed.
3421 (do_whole_program_analysis): Do map only after optimizing;
3422 set proper cgraph_state; use passmanager.
3424 2010-04-19 DJ Delorie <dj@redhat.com>
3426 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3427 POINTER_PLUS_EXPR and fix them.
3429 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3431 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3432 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3433 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3434 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3435 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3436 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3437 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3438 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3439 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3440 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3441 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3443 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3445 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3446 (check_cond_move_block): Likewise.
3447 (cond_move_process_if_block): Likewise.
3448 (noce_find_if_block): Improve formatting.
3449 (find_if_header): Pass 0 to memset and tweak conditions.
3450 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3452 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3454 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3458 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3459 with non-local decl doesn't need chain.
3461 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3463 * ira-color.c (allocno_reload_assign): Avoid accumulating
3464 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3466 2010-04-19 Martin Jambor <mjambor@suse.cz>
3468 * gimple.h (create_tmp_reg): Declare.
3469 * gimplify.c (create_tmp_reg): New function.
3470 (gimplify_return_expr): Use create_tmp_reg.
3471 (gimplify_omp_atomic): Likewise.
3472 (gimple_regimplify_operands): Likewise.
3473 * tree-dfa.c (make_rename_temp): Likewise.
3474 * tree-predcom.c (predcom_tmp_var): Likewise.
3475 (reassociate_to_the_same_stmt): Likewise.
3476 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3477 (get_replaced_param_substitute): Likewise.
3478 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3479 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3480 * tree-ssa-pre.c (get_representative_for): Likewise.
3481 (create_expression_by_pieces): Likewise.
3482 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3483 (create_tailcall_accumulator): Likewise.
3485 2010-04-19 Martin Jambor <mjambor@suse.cz>
3487 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3489 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3491 2010-04-19 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/43796
3494 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3495 from SCEV in the lattice.
3496 (vrp_visit_phi_node): Dump change.
3498 2010-04-19 Richard Guenther <rguenther@suse.de>
3500 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3501 * configure: Re-generated.
3503 2010-04-19 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/43783
3506 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3507 constant ARRAY_REF operands two and three if possible.
3509 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3512 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3514 2010-04-19 Jie Zhang <jie@codesourcery.com>
3517 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3519 2010-04-19 Ira Rosen <irar@il.ibm.com>
3521 PR tree-optimization/37027
3522 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3523 and macro to access it.
3524 (vectorizable_reduction): Add argument.
3525 (vect_get_slp_defs): Likewise.
3526 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3527 statements for possible use in SLP.
3528 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3529 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3530 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3532 (vectorizable_reduction): Likewise.
3533 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3535 (vectorizable_type_demotion, vectorizable_type_promotion,
3536 vectorizable_store): Likewise.
3537 (vect_analyze_stmt): Update call to vectorizable_reduction.
3538 (vect_transform_stmt): Likewise.
3539 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3540 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3541 from different interleaving chains in same node.
3542 (vect_slp_rearrange_stmts): New function.
3543 (vect_supported_load_permutation_p): Allow load permutations for
3544 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3545 inside SLP nodes if necessary.
3546 (vect_analyze_slp_instance): Handle reductions.
3547 (vect_analyze_slp): Try to build SLP instances originating from groups
3549 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3550 (vect_get_constant_vectors): Create initial vectors for reductions
3551 according to reduction code. Add new argument.
3552 (vect_get_slp_defs): Add new argument, pass it to
3553 vect_get_constant_vectors.
3554 (vect_schedule_slp_instance): Remove SLP tree root statements.
3556 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3558 * tree.h (ENUM_IS_SCOPED): Define.
3559 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3560 for ENUM_IS_SCOPED enums.
3562 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3564 * fold-const.c (fold_comparison): Use ssizetype.
3565 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3566 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3567 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3568 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3570 * tree.h (initialize_sizetypes): Remove parameter.
3571 (build_common_tree_nodes): Remove second parameter.
3572 * stor-layout.c (initialize_sizetypes): Remove parameter.
3573 Always create an unsigned type.
3574 (set_sizetype): Assert that the passed type is unsigned and simplify.
3575 * tree.c (build_common_tree_nodes): Remove second parameter.
3576 Adjust call to initialize_sizetypes.
3577 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3578 build_common_tree_nodes.
3580 2010-04-18 Matthias Klose <doko@ubuntu.com>
3582 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3584 2010-04-18 Ira Rosen <irar@il.ibm.com>
3586 PR tree-optimization/43771
3587 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3588 load permutation doesn't have gaps.
3590 2010-04-18 Jan Hubicka <jh@suse.cz>
3592 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3593 (sse_prologue_save_insn expander): Use new pattern.
3594 (sse_prologue_save_insn1): New pattern and splitter.
3595 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3597 * i386.c (setup_incoming_varargs_64): Do not compute jump
3599 (ix86_gimplify_va_arg): Update alignment needed.
3600 (ix86_local_alignment): Do not align all local arrays to 128bit.
3602 2010-04-17 Jan Hubicka <jh@suse.cz>
3604 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3606 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3608 * arm.md (negdi2): Remove redundant code to force values into a
3611 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3613 * arm/bpabi.S: Add EABI alignment attributes to objects.
3614 * arm/bpabi-v6m.S: Likewise.
3615 * arm/crti.asm: Likewise.
3616 * arm/crtn.asm: Likewise.
3617 * arm/lib1funcs.asm: Likewise.
3618 * arm/libunwind.S: Likewise.
3620 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3622 * arm-protos.h (tune_params): New structure.
3623 * arm.c (current_tune): New variable.
3624 (arm_constant_limit): Delete.
3625 (struct processors): Add pointer to the tune parameters.
3626 (arm_slowmul_tune): New tuning option.
3627 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3628 (all_cores): Adjust to pick up the tuning model.
3629 (arm_constant_limit): New function.
3630 (arm_override_options): Select the appropriate tuning model. Delete
3631 initialization of arm_const_limit.
3632 (arm_split_constant): Use the new constant-limit model.
3633 (arm_rtx_costs): Pick up the current tuning model.
3634 * arm.md (is_strongarm, is_xscale): Delete.
3635 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3636 for Xscale variant architectures.
3637 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3639 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3641 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3643 (arm_rtx_costs_1): Remove unused variable extra_cost.
3644 (arm_unwind_emit_set): Use variable offset.
3645 (thumb1_output_casesi): Remove unused variable flags.
3647 2010-04-16 Jeff Law <law@redhat.com>
3649 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3650 needing assignment rather than doing a two-phase assignment. Remove
3651 unused variable 'm'.
3653 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3656 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3658 2010-04-16 Doug Kwan <dougkwan@google.com>
3660 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3661 (next_operand_entry_id): New static variable.
3662 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3663 (add_to_ops_vec): Assigned unique ID to operand entry.
3664 (struct oecount_s): New field ID.
3665 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3666 (undistribute_ops_list): Assign unique IDs to oecounts.
3667 (init_reassoc): reset next_operand_entry_id.
3669 2010-04-16 Doug Kwan <dougkwan@google.com>
3671 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3672 missing left parenthesis.
3674 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3676 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3677 *btdi_rex64 using SWI48 mode iterator.
3678 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3679 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3680 *jcc_btdi_mask_rex64.
3682 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3684 * double-int.h (tree_to_double_int): Convert to macro.
3685 * double-int.c (tree_to_double_int): Remove.
3687 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3690 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3691 with want_address 2 and in case a single element list might be
3692 possible, call it again with want_address 0.
3694 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3696 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3697 case 'W' print operands for HI mode.
3698 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3699 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3700 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3701 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3703 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3705 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3706 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3707 #xx:3 and #xx:4 mode.
3709 * config/h8300/h8300.md (inverted load with HImode dest): Add
3710 support for H8300SX.
3712 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3713 satisfy 'U' constraint.
3715 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3717 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3718 * configure: Regenerate.
3719 * config.in: Regenerate.
3720 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3723 2010-04-16 Richard Guenther <rguenther@suse.de>
3725 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3726 (struct tree_decl_common): ... here.
3727 (DECL_PT_UID): Adjust.
3728 (SET_DECL_PT_UID): Likewise.
3729 (DECL_PT_UID_SET_P): Likewise.
3731 2010-04-16 Richard Guenther <rguenther@suse.de>
3733 PR tree-optimization/43572
3734 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3735 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3736 * tree-flow.h (is_call_clobbered): Remove.
3737 * tree-flow-inline.h (is_call_clobbered): Likewise.
3738 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3739 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3740 (execute_return_slot_opt): Adjust.
3741 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3742 check for call clobbered vars here.
3743 (find_tail_calls): Move tailcall verification to the
3746 2010-04-16 Diego Novillo <dnovillo@google.com>
3748 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3750 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3753 * config/arm/arm.md (cbranchqi4): New pattern.
3754 * config/arm/predicates.md (const0_operand,
3755 cbranchqi4_comparison_operator): New predicates.
3757 2010-04-16 Richard Guenther <rguenther@suse.de>
3759 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3760 (dump_gimple_stmt): Likewise.
3762 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3764 * recog.h (struct recog_data): New field is_operator.
3765 (struct insn_operand_data): New field is_operator.
3766 * recog.c (extract_insn): Set recog_data.is_operator.
3767 * genoutput.c (output_operand_data): Emit code to set the
3769 * reload.c (find_reloads): Use it rather than testing for an
3770 empty constraint string.
3773 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3774 If the previous insn is a cbranchsi4_insn with the same arguments,
3775 omit the compare instruction.
3777 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3778 register, inputs must be low registers and we need a low register
3779 scratch. Handle alternative 2 like alternative 3.
3781 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3783 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3784 don't call get_addr on both. If one expression is a VALUE and
3785 the other a REG, check VALUE's locs if the REG isn't among them.
3787 2010-04-16 Christian Bruel <christian.bruel@st.com>
3789 * config/sh/sh.h (sh_frame_pointer_required): New function.
3790 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3791 (flag_omit_frame_pointer) Set.
3792 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3793 (rounded_frame_size): Adjust size with outgoing_args_size.
3794 (sh_set_return_address): Must return from stack pointer.
3795 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3796 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3797 (ACCUMULATE_OUTGOING_ARGS): Define.
3798 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3799 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3801 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3804 * config/sh/sh.c (sh_legitimize_reload_address): Use
3805 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3806 Remove a unneeded check for offset_base.
3808 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3810 * configure: Regenerated.
3812 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3814 * config/s390/s390.c (s390_call_save_register_used): Switch back
3815 to HARD_REGNO_NREGS.
3817 2010-04-15 Richard Guenther <rguenther@suse.de>
3819 * alias.c (alias_set_subset_of): Handle alias-set zero
3822 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3823 Julian Brown <julian@codesourcery.com>
3825 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3826 alternatives according to use of high and low regs.
3827 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3828 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3829 optimizing for size on Thumb-2.
3831 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3833 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3835 2010-04-15 Richard Guenther <rguenther@suse.de>
3837 * tree-ssa-structalias.c (struct variable_info): Add
3839 (new_var_info): Initialize it.
3840 (dump_constraints): Support printing last added constraints.
3841 (debug_constraints): Adjust.
3842 (dump_constraint_graph): Likewise.
3843 (make_heapvar_for): Check for NULL cfun.
3844 (get_function_part_constraint): New function.
3845 (get_fi_for_callee): Likewise.
3846 (find_func_aliases): Properly implement IPA PTA constraints.
3847 (process_ipa_clobber): New function.
3848 (find_func_clobbers): Likewise.
3849 (insert_into_field_list_sorted): Remove.
3850 (create_function_info_for): Properly allocate vars for IPA mode.
3851 Do not use insert_into_field_list_sorted.
3852 (create_variable_info_for): Properly generate constraints for
3853 global vars in IPA mode.
3854 (dump_solution_for_var): Always dump the solution.
3855 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3856 (find_what_var_points_to): Adjust.
3857 (pt_solution_set): Change.
3858 (pt_solution_ior_into): New function.
3859 (pt_solution_empty_p): Export.
3860 (pt_solution_includes_global): Adjust.
3861 (pt_solution_includes_1): Likewise.
3862 (pt_solutions_intersect_1): Likewise.
3863 (dump_sa_points_to_info): Check some invariants.
3864 (solve_constraints): Move constraint dumping ...
3865 (compute_points_to_sets): ... here.
3866 (ipa_pta_execute): ... and here.
3867 (compute_may_aliases): Do not re-compute points-to info
3868 locally if IPA info is available.
3869 (ipa_escaped_pt): New global var.
3870 (ipa_pta_execute): Properly implement IPA PTA.
3871 * tree-into-ssa.c (dump_decl_set): Support dumping
3872 decls not in referenced-vars.
3873 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3874 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3875 (dump_points_to_solution): Likewise.
3876 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3877 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3878 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3879 (copy_decl_to_var): Copy DECL_PT_UID.
3880 (copy_result_decl_to_var): Likewise.
3881 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3882 (copy_node_stat): Copy it.
3883 * tree.h (DECL_PT_UID): New macro.
3884 (SET_DECL_PT_UID): Likewise.
3885 (DECL_PT_UID_SET_P): Likewise.
3886 (struct tree_decl_minimal): Add pt_uid member.
3887 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3888 (pt_solution_empty_p): Declare.
3889 (pt_solution_set): Adjust.
3890 (ipa_escaped_pt): Declare.
3891 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3892 * gimple-pretty-print.c (pp_points_to_solution): New function.
3893 (dump_gimple_call): Dump call clobber/use information.
3894 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3895 * tree-pass.h (TDF_ALIAS): New dump option.
3896 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3897 * doc/invoke.texi (-fipa-pta): Update documentation.
3899 2010-04-15 Richard Guenther <rguenther@suse.de>
3901 * Makefile.in (OBJS-common): Add gimple-fold.o.
3902 (gimple-fold.o): New rule.
3903 * tree.h (maybe_fold_offset_to_reference,
3904 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3906 * gimple.h: ... here.
3907 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3908 may_propagate_address_into_dereference): Move prototypes ...
3909 * gimple.h: ... here.
3910 * tree-ssa-ccp.c (get_symbol_constant_value,
3911 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3912 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3913 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3914 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3915 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3916 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3917 gimplify_and_update_call_from_tree): Move ...
3918 * gimple-fold.c: ... here. New file.
3919 (ccp_fold_builtin): Rename to ...
3920 (gimple_fold_builtin): ... this.
3921 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3923 2010-04-15 Richard Guenther <rguenther@suse.de>
3925 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3926 fit_double_type, force_fit_type_double, add_double_with_sign,
3927 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3928 lrotate_double, rrotate_double, div_and_round_double): Move ...
3929 * double-int.c: ... here.
3930 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3931 add_double, neg_double, mul_double_with_sign, mul_double,
3932 lshift_double, rshift_double, lrotate_double, rrotate_double,
3933 div_and_round_double): Move prototypes ...
3934 * double-int.h: ... here.
3936 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3939 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3940 matching constraints to ensure inputs match the output.
3942 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3945 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3946 in an input-only operand.
3948 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3950 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3951 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3952 (double_int_negative_p): Convert to static inline function.
3953 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3954 (double_int_negative_p): Remove.
3955 * tree.h (lshift_double, rshift_double):
3956 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3957 * fold-const.c (fold_convert_const_int_from_real,
3958 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3959 (lshift_double): Change type of arith argument to bool.
3960 (rshift_double): Change type of arith argument to bool. Correct
3962 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3964 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3967 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3968 at the start and end of the then/else blocks, and omit them from the
3970 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3971 argument; all callers changed. Pass zero to old_insns_match_p instead.
3972 (flow_find_head_matching_sequence): New function.
3973 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3974 * basic-block.h (flow_find_cross_jump,
3975 flow_find_head_matching_sequence): Declare functions.
3977 2010-04-14 Jason Merrill <jason@redhat.com>
3980 * c-common.c (attribute_takes_identifier_p): New fn.
3981 * c-common.h: Declare it.
3983 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3985 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3987 (*udivmod<mode>4): Ditto.
3989 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3991 * config/i386/i386.md (maxmin_int): Rename code attribute from
3992 maxminiprefix and update all users.
3993 (maxmin_float): Ditto from maxminfprefix.
3994 (logic): Ditto from logicprefix.
3995 (absneg_mnemonic): Ditto from absnegprefix.
3996 * config/i386/mmx.md: Update all users of maxminiprefix,
3997 maxminfprefix and logicprefix for rename.
3998 * config/i386/sse.md: Ditto.
3999 * config/i386/sync.md (sync_<code><mode>): Update for
4002 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4005 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4006 warnings converted to errors.
4008 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4010 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4011 used insn_type variable.
4012 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4013 to avoid set-but-not-used warning.
4015 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4017 * df-core.c (df_ref_debug): Change format string placeholder
4019 * dwarf2asm.c (dw2_asm_output_data_raw,
4020 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4021 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4022 * dwarf2out.c (output_cfi, output_cfi_directive,
4023 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4024 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4026 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4027 * print-rtl.c (print_rtx): Ditto.
4029 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4032 * builtins.c (expand_builtin_pow_root): New function to expand pow
4033 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4034 series of sqrt and cbrt calls under -ffast-math.
4035 (expand_builtin_pow): Call it.
4037 2010-04-14 Michael Matz <matz@suse.de>
4039 PR tree-optimization/42963
4040 * tree-cfg.c (touched_switch_bbs): New static variable.
4041 (group_case_labels_stmt): New function broken out from ...
4042 (group_case_labels): ... here, use the above.
4043 (start_recording_case_labels): Allocate touched_switch_bbs.
4044 (end_recording_case_labels): Deallocate it, call
4045 group_case_labels_stmt.
4046 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4048 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4050 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4053 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4055 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4057 2010-04-13 Jan Hubicka <jh@suse.cz>
4059 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4060 of optimized out static functions.
4061 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4062 cost computation. Also sanity check for overflows.
4063 (update_caller_keys): Update cgraph_edge_badness call; properly
4064 update fibheap and sanity check that it is up to date.
4065 (add_new_edges_to_heap): Update cgraph_edge_badness.
4066 (cgraph_decide_inlining_of_small_function): Likewise;
4067 add sanity checking that badness in heap is up to date;
4068 improve dumping of reason; Update badness of calls to the
4069 offline copy of function currently inlined; dump badness
4070 of functions not inlined because of unit growth limits.
4072 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4075 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4076 because of sign-extension change when converting to sizetype here...
4077 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4079 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4080 the folding to constants. Remove redundant final conversion.
4081 (fold_binary) <associate>: Do not associate if the re-association of
4082 constants alone overflows.
4083 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4084 to the end of the list.
4085 (multiple_of_p) <COND_EXPR>: New case.
4087 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4089 * opt-functions.awk (opt_sanitized_name): New.
4091 * optc-gen.awk: Use it
4092 * opth-gen.awk: Use it.
4094 2010-04-13 Martin Jambor <mjambor@suse.cz>
4096 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4097 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4098 children. Call replace_uses_with_default_def_ssa_name to handle
4101 2010-04-13 Michael Matz <matz@suse.de>
4104 * builtins.c (expand_builtin_interclass_mathfn): Also create
4105 a register if the predicate doesn't match.
4107 2010-04-13 Diego Novillo <dnovillo@google.com>
4109 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4110 * c-pch.c: Include timevar.h.
4111 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4112 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4113 * ggc-common.c: Include timevar.h.
4114 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4115 * timevar.def (TV_PCH_SAVE): Define.
4116 (TV_PCH_CPP_SAVE): Define.
4117 (TV_PCH_PTR_REALLOC): Define.
4118 (TV_PCH_PTR_SORT): Define.
4119 (TV_PCH_RESTORE): Define.
4120 (TV_PCH_CPP_RESTORE): Define.
4122 2010-04-13 Michael Matz <matz@suse.de>
4124 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4126 (can_reassociate_p): New function.
4127 (break_up_subtract_bb, reassociate_bb): Use it.
4129 2010-04-13 Richard Guenther <rguenther@suse.de>
4132 * builtins.c (c_readstr): Fix assert.
4134 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4136 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4137 when generating cltd insn.
4139 (*ashl<mode>3_1): Remove special handling for register operand 2.
4140 (*ashlsi3_1_zext): Ditto.
4141 (*ashlhi3_1): Ditto.
4142 (*ashlhi3_1_lea): Ditto.
4143 (*ashlqi3_1): Ditto.
4144 (*ashlqi3_1_lea): Ditto.
4145 (*<shiftrt_insn><mode>3_1): Ditto.
4146 (*<shiftrt_insn>si3_1_zext): Ditto.
4147 (*<shiftrt_insn>qi3_1_slp): Ditto.
4148 (*<rotate_insn><mode>3_1): Ditto.
4149 (*<rotate_insn>si3_1_zext): Ditto.
4150 (*<rotate_insn>qi3_1_slp): Ditto.
4152 2010-04-13 Richard Guenther <rguenther@suse.de>
4154 * tree-ssa-structalias.c (callused_id): Remove.
4155 (call_stmt_vars): New.
4156 (get_call_vi): Likewise.
4157 (lookup_call_use_vi): Likewise.
4158 (lookup_call_clobber_vi): Likewise.
4159 (get_call_use_vi): Likewise.
4160 (get_call_clobber_vi): Likewise.
4161 (make_transitive_closure_constraints): Likewise.
4162 (handle_const_call): Adjust to do per-call call-used handling.
4163 (handle_pure_call): Likewise.
4164 (find_what_var_points_to): Remove general callused handling.
4165 (init_base_vars): Likewise.
4166 (init_alias_vars): Initialize call_stmt_vars.
4167 (compute_points_to_sets): Process call-used and call-clobbered
4168 vars for call statements.
4169 (delete_points_to_sets): Free call_stmt_vars.
4171 2010-04-13 Richard Guenther <rguenther@suse.de>
4173 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4174 Only add RW dependence for dependence distance zero.
4175 Adjust maximal vectorization factor according to dependences.
4176 Move alignment handling ...
4177 (vect_find_same_alignment_drs): ... here. New function.
4178 (vect_analyze_data_ref_dependences): Adjust.
4179 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4180 (vect_analyze_data_refs): Adjust minimal vectorization factor
4181 according to data references.
4182 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4183 dependences before determining the vectorization factor.
4184 Analyze alignment after determining the vectorization factor.
4185 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4186 dependences before alignment.
4187 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4189 (vect_analyze_data_refs): Likewise.
4190 (MAX_VECTORIZATION_FACTOR): New define.
4192 2010-04-13 Duncan Sands <baldrick@free.fr>
4194 * except.h (lang_eh_type_covers): Remove.
4195 * except.c (lang_eh_type_covers): Likewise.
4197 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4198 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4200 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4201 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4202 UNITS_PER_LONG where it is ABI relevant.
4203 (s390_return_addr_rtx): Likewise.
4204 (s390_back_chain_rtx): Likewise.
4205 (s390_frame_area): Likewise.
4206 (s390_frame_info): Likewise.
4207 (s390_initial_elimination_offset): Likewise.
4208 (save_gprs): Likewise.
4209 (s390_emit_prologue): Likewise.
4210 (s390_emit_epilogue): Likewise.
4211 (s390_function_arg_advance): Likewise.
4212 (s390_function_arg): Likewise.
4213 (s390_va_start): Likewise.
4214 (s390_gimplify_va_arg): Likewise.
4215 (s390_function_profiler): Likewise.
4216 (s390_optimize_prologue): Likewise.
4217 (s390_rtx_costs): Likewise.
4218 (s390_secondary_reload): Likewise.
4219 (s390_promote_function_mode): Likewise.
4220 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4221 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4222 registers available.
4223 (s390_unwind_word_mode): New function.
4224 (s390_function_value): Split 64 bit values into register pair if
4225 used as return value.
4226 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4227 function call parameters. Handle parallels.
4228 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4229 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4230 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4231 (s390_expand_setmem): Remove unused variable src_addr.
4232 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4233 deal with 64 bit registers.
4234 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4235 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4236 (UNITS_PER_LONG): New macro.
4237 * libjava/include/s390-signal.h: Define extended ucontext
4238 structure containing the upper halfs of the 64 bit registers.
4240 2010-04-13 Simon Baldwin <simonb@google.com>
4242 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4244 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4246 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4247 rvalue on the RHS if the LHS is of a non-renamable type.
4248 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4250 2010-04-13 Matthias Klose <doko@ubuntu.com>
4252 * gcc.c (cc1_options): Handle -iplugindir before processing
4253 the cc1 spec. Only add -iplugindir once.
4254 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4256 * common.opt (iplugindir): Remove `Separate' property, initialize.
4257 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4259 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4260 (distclean): Remove plugin dir.
4261 * doc/invoke.texi: Document -iplugindir.
4263 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4265 * doc/plugins.texi (Loading Plugins): Document short
4266 -fplugin=foo option.
4267 (Plugin API): Mention default_plugin_dir_name function.
4269 * gcc.c (find_file_spec_function): Add new declaration.
4270 (static_spec_func): Use it for "find-file".
4271 (find_file_spec_function): Add new function.
4272 (cc1_options): Add -iplugindir option if -fplugin* options found.
4274 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4276 * plugin.c (add_new_plugin): Updated comment, and handle short
4278 (default_plugin_dir_name): Added new function.
4280 * common.opt (iplugindir): New option to set the plugin directory.
4282 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4284 * config/i386/i386.md (any_rotate): New code iterator.
4285 (rotate_insn): New code attribute.
4287 (SWIM124): New mode iterator.
4288 (<rotate_insn>ti3): New expander.
4289 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4290 any_rotate code iterator.
4291 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4292 using any_rotate code iterator and SWIM124 mode iterator.
4293 (ix86_rotlti3): New insn_and_split pattern.
4294 (ix86_rotrti3): Ditto.
4295 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4296 ix86_rotl{di,ti}3 patterns.
4297 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4298 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4299 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4300 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4301 code iterator and SWI mode iterator.
4302 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4303 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4305 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4306 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4307 (bswap rotatert splitter): Add splitter.
4308 (bswap splitter): Macroize splitter using any_rotate code iterator.
4309 Add insn predicate to split only for TARGET_USE_XCHGB or when
4310 optimizing function for size.
4312 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4314 * config/pa/pa.c (emit_move_sequence): Remove use of
4315 deleted variable flag_argument_noalias.
4317 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4319 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4321 Add to unsupported targets list.
4322 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4323 sparc*-sun-solaris2.[567]* from target lists.
4324 * configure: Regenerate.
4325 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4327 Remove Solaris 7 patch references.
4328 (Specific, sparc-sun-solaris2.7): Removed.
4329 (sparc-sun-solaris2*): Update Solaris 7 example.
4330 (sparc64-*-solaris2*): Likewise.
4332 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4334 * config.build (alpha*-dec-osf4*): Remove.
4335 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4336 of obsolete configurations.
4337 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4339 * config/alpha/t-osf4: Renamed to ...
4340 * config/alpha/t-osf5: ... this.
4341 * config/alpha/osf.h: Renamed to ...
4342 * config/alpha/osf5.h: ... this.
4343 Merged old osf5.h contents.
4345 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4346 (EXTRA_SPECS): Removed.
4347 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4348 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4351 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4353 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4355 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4358 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4359 __thiscall convention.
4361 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4363 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4365 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4367 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4369 * function.c (assign_parms_initialize_all): Add unused attribute
4372 2010-04-12 Richard Guenther <rguenther@suse.de>
4374 * gsstruct.def (GSS_CALL): New.
4375 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4376 * gimple.h: Include tree-ssa-alias.h.
4377 (struct gimple_statement_call): New.
4378 (union gimple_statement_struct_d): Add gimple_call member.
4379 (gimple_call_reset_alias_info): Declare.
4380 (gimple_call_use_set): New function.
4381 (gimple_call_clobber_set): Likewise.
4382 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4383 * gimple.c (gimple_call_reset_alias_info): New function.
4384 (gimple_build_call_1): Call it.
4385 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4386 * tree-inline.c (remap_gimple_stmt): Likewise.
4387 (expand_call_inline): Remove callused handling.
4388 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4389 * tree-dfa.c (dump_variable): Likewise.
4390 * tree-parloops.c (parallelize_loops): Likewise.
4391 * tree-ssa.c (init_tree_ssa): Likewise.
4392 (delete_tree_ssa): Likewise.
4393 * tree-flow-inline.h (is_call_used): Remove.
4394 * tree-flow.h (struct gimple_df): Remove callused member.
4395 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4396 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4397 (ref_maybe_used_by_call_p_1): Simplify.
4398 (call_may_clobber_ref_p_1): Likewise.
4399 * tree-ssa-structalias.c (compute_points_to_sets): Set
4400 the call stmt used and clobbered sets.
4401 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4402 (find_tail_calls): Verify the tail call.
4404 2010-04-12 Richard Guenther <rguenther@suse.de>
4406 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4407 single-iteration always-inline inlining.
4408 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4409 (cgraph_decide_inlining): Do not handle always-inline specially.
4410 (try_inline): Remove always-inline cycle detection special case.
4411 Do not recurse on always-inlines.
4412 (cgraph_early_inlining): Do not iterate if not optimizing.
4413 (cgraph_gate_early_inlining): remove.
4414 (pass_early_inline): Run unconditionally.
4415 (gate_cgraph_decide_inlining): New function.
4416 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4417 not inlining or optimizing.
4418 (cgraph_decide_inlining_of_small_functions): Also consider
4419 always-inline functions.
4420 (cgraph_default_inline_p): Return true for nodes which should
4421 disregard inline limits.
4422 (estimate_function_body_sizes): Assume zero size and time for
4423 nodes which are marked as disregarding inline limits.
4424 (cgraph_decide_recursive_inlining): Do not perform recursive
4425 inlining on always-inline nodes.
4427 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4430 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4431 for exprs satisfying handled_component_p.
4433 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4435 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4436 non-constant aggregate elements.
4438 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4439 is a real initialization.
4441 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4444 * c-decl.c (start_function): Move forward check for nested function.
4446 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4448 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4449 * config/sh/sh.c: Include reload.h.
4450 (sh_legitimize_reload_address): New.
4451 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4452 sh_legitimize_reload_address.
4454 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4456 * config/sh/sh.md (*movqi_pop): New insn pattern.
4457 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4459 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4461 * config/i386/i386.md (any_shiftrt): New code iterator.
4462 (shiftrt_insn): New code attribute.
4464 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4465 using any_shiftrt code iterator.
4466 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4467 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4468 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4469 pattern from corresponding peephole2 patterns.
4470 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4471 using any_shiftrt code iterator.
4472 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4473 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4474 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4475 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4476 *{ashr,lshr}<mode>3_cmp_zext.
4477 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4479 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4483 (*lshr<mode>3_cconly): Ditto.
4485 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4488 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4489 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4490 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4492 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4493 from corresponding peephole2 patterns.
4494 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4495 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4496 and *lshrdi3_1_rex64 using SWI mode iterator.
4497 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4498 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4499 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4500 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4501 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4502 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4503 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4504 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4505 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4508 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4510 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4511 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4512 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4513 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4515 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4516 from corresponding peephole2 patterns.
4517 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4518 (ashrsi3_cvt): Rename from ashrsi3_31.
4519 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4520 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4521 and x86_64_shift_adj_3 using SWI48 mode iterator.
4522 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4523 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4524 and *ashrdi3_1_rex64 using SWI mode iterator.
4525 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4526 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4527 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4528 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4529 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4530 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4531 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4532 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4533 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4535 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4536 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4537 x86_shift<mode>_adj_3 expanders.
4539 2010-04-10 Wei Guozhi <carrot@google.com>
4542 * config/arm/arm.c (arm_pic_static_addr): New function.
4543 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4545 (arm_output_addr_const_extra): Output expression for new pattern.
4546 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4548 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4550 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4553 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4554 * web.c: Include "insn-config.h" and "recog.h".
4555 (union_match_dups): New function.
4556 (web_main): Call it.
4557 (union_defs): Don't try to recognize match_dups.
4559 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4560 if doing so would replace the entire pattern.
4562 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4567 and splitter pattern. Change splitter operand 1 predicate to
4570 2010-04-09 Martin Jambor <mjambor@suse.cz>
4572 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4573 lattices are addresses of CONST_DECLs with the same initial value.
4574 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4575 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4577 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4578 Bernd Schmidt <bernds@codesourcery.com>
4580 * loop-invariant.c (replace_uses): New static function.
4581 (move_invariant_reg): Use it to ensure we can replace the uses.
4583 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4585 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4587 (picochip_override_options): Enable section anchors only above -O1.
4588 (picochip_reorg): Fixed a couple of build warnings.
4590 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4592 * configure.ac (plugin -rdynamic test): Log result.
4593 * configure: Regenerate.
4594 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4595 (RDYNAMIC_SPEC): Define.
4596 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4598 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4600 * configure.ac: Determine Sun ld version numbers.
4601 (comdat_group): Restrict GNU ld version checks to gld.
4602 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4603 (enable_comdat): Support --enable-comdat.
4604 * configure: Regenerate.
4605 * doc/install.texi (Configuration): Document --enable-comdat.
4607 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4609 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4610 * config/sol2-gld.h: ... here.
4611 * config.gcc (sparc*-*-solaris2*): Reflect this.
4612 (i[34567]86-*-solaris2*): Use it.
4614 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4616 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4618 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4620 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4623 * diagnostic.c (diagnostic_initialize): Initialize
4624 some_warnings_are_errors.
4625 (diagnostic_finish): New.
4626 (diagnostic_action_after_output): Call it before exiting.
4627 (diagnostic_report_diagnostic): Do not print message here. Set
4628 some_warnings_are_errors.
4629 * diagnostic.h (diagnostic_context): Delete
4630 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4631 (diagnostic_finish): Declare.
4632 * toplev.c (toplev_main): Call it before exit.
4634 2010-04-09 Jason Merrill <jason@redhat.com>
4637 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4638 for incomplete type.
4641 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4642 based on a warning flag.
4644 2010-04-09 Richard Guenther <rguenther@suse.de>
4646 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4648 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4651 * varasm.c (default_assemble_visibility): Wrap vars that are
4652 set, but unused, by targets without GAS.
4653 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4654 Remove set, but unused, vars.
4655 (rs6000_legitimize_tls_address): Likewise.
4656 (altivec_expand_dst_builtin): Likewise.
4657 * config/darwin.c (machopic_classify_symbol): Likewise.
4658 (machopic_indirection_name): Likewise.
4660 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4662 * config/i386/i386.md (DWI): New mode iterator.
4663 (S): New mode attribute.
4664 (shift_operand): Ditto.
4665 (shift_immediate_operand): Ditto.
4666 (ashl_input_operand): Ditto.
4667 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4668 using SDWIM mode iterator.
4669 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4670 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4672 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4673 from corresponding peephole2 patterns.
4674 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4675 and x86_64_shift_adj_1 using SWI48 mode iterator.
4676 (x86_shift<mode>_adj_2): Ditto.
4677 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4678 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4679 using SWI48 mode iterator.
4680 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4681 *ashldi3_cmp_rex64 using SWI mode iterator.
4682 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4683 *ashldi3_cconly_rex64 using SWI mode iterator.
4684 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4685 x86_shift<mode>_adj_{1,2}.
4686 (ix86_split_ashr): Ditto.
4687 (ix86_split_lshr): Ditto.
4689 2010-04-09 Richard Guenther <rguenther@suse.de>
4691 * target.h (builtin_conversion): Pass in input and output types.
4692 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4693 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4694 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4695 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4697 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4699 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4701 2010-04-09 Richard Guenther <rguenther@suse.de>
4704 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4706 2010-04-09 Richard Guenther <rguenther@suse.de>
4708 * tree-vectorizer.h (struct _stmt_vec_info): Document
4709 that vectype is the type of the LHS.
4710 (supportable_widening_operation, supportable_narrowing_operation):
4711 Get both input and output vector types as arguments.
4712 (vect_is_simple_use_1): Declare.
4713 (get_same_sized_vectype): Likewise.
4714 * tree-vect-loop.c (vect_determine_vectorization_factor):
4715 Set STMT_VINFO_VECTYPE to the vector type of the def.
4716 (vectorizable_reduction): Adjust.
4717 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4718 Adjust. Specify the output vector type.
4719 (vect_pattern_recog_1): Adjust.
4720 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4721 (vectorizable_call): Adjust.
4722 (vectorizable_conversion): Likewise.
4723 (vectorizable_operation): Likewise.
4724 (vectorizable_type_demotion): Likewise.
4725 (vectorizable_type_promotion): Likewise.
4726 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4728 (vect_is_simple_use_1): New function.
4729 (supportable_widening_operation): Get both input and output
4731 (supportable_narrowing_operation): Likewise.
4732 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4734 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4736 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4737 __thiscall and _thiscall as predefined macros.
4738 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4739 thiscall attribute handling.
4740 (ix86_comp_type_attributes): Likewise.
4741 (ix86_function_regparm): Likewise.
4742 (ix86_return_pops_args): Likewise.
4743 (init_cumulative_args): Likewise.
4744 (find_drap_reg): Likewise.
4745 (ix86_static_chain): Likewise.
4746 (x86_this_parameter): Likewise.
4747 (x86_output_mi_thunk): Likewise.
4748 (ix86_attribute_table): Add description for thiscall attribute.
4749 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4750 * doc/extend.texi: Add documentation for thiscall.
4752 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4755 * c.opt (Wint-to-pointer-cast): Available in C++.
4756 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4758 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4760 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4761 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4762 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4763 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4764 function type instead. Reorder and simplify checks.
4766 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4768 2010-04-08 Jing Yu <jingyu@google.com>
4769 Zdenek Dvorak <ook@ucw.cz>
4771 PR tree-optimization/42720
4772 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4773 loop unswitch conditions here from ...
4774 (tree_unswitch_single_loop): ... here.
4776 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4778 * tree-if-conv.c: Fix comments and simplify logic.
4780 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4782 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4783 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4784 (main_tree_if_conversion): Update call to tree_if_conversion.
4786 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4789 * doc/invoke.texi (-b,-V): Delete.
4790 * doc/tm.texi: Do not mention -b.
4791 * gcc.c (display_help): Delete -b and -V.
4792 (process_command): Delete -b and -V.
4793 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4795 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4796 Wolfgang Gellerich <gellerich@de.ibm.com>
4798 Implement target hook for loop unrolling
4799 * target.h (loop_unroll_adjust): Add a new target hook function.
4800 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4801 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4802 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4803 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4804 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4806 (decide_unroll_stupid): Likewise.
4808 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4811 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4813 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4815 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4816 (Specific, *-*-solaris2*): Likewise.
4817 Don't prefer Sun as over GNU as.
4819 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4821 * config/s390/s390.c (override_options): Adjust the z10 defaults
4822 for max-unroll-times, max-completely-peeled-insns
4823 and max-completely-peel-times.
4825 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4827 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4828 instructions for z10.
4829 (s390_expand_setmem): Likewise.
4830 (s390_expand_cmpmem): Likewise.
4832 2010-04-08 Richard Guenther <rguenther@suse.de>
4834 PR tree-optimization/43679
4835 * tree-ssa-pre.c (eliminate): Only propagate copies.
4837 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4840 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4841 set but not used variable warning.
4843 2010-04-08 Wei Guozhi <carrot@google.com>
4846 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4847 (arm_size_rtx_costs): Call the new function when optimized for size.
4849 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4852 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4853 op0 is not a MEM, just return NULL instead of assertion
4855 (discover_nonconstant_array_refs): Don't walk debug stmts.
4857 2010-04-08 Doug Kwan <dougkwan@google.com>
4859 * configure.ac: Recognize gold and do not use its version number
4860 to test ld features.
4861 * configure: Regenerate.
4863 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4866 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4867 (negate_value): Move code to push elements to broken_up_substracts ...
4868 (eliminate_plus_minus_pair): ... here. Push operands that have no
4869 negative pair to plus_negates.
4870 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4872 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4874 * doc/install.texi (Configuration): Move description of
4875 --enable-lto, --with-libelf*, --enable-gold from Java section to
4878 * doc/generic.texi (Working with declarations)
4879 (Function Properties, C and C++ Trees): Fix typos.
4880 * doc/sourcebuild.texi (Top Level): Likewise.
4882 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4885 * tree.h (DECL_READ_P): Define.
4886 (struct tree_decl_common): Add decl_read_flag.
4887 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4888 a set but not used warning.
4889 (merge_decls): Merge DECL_READ_P flag.
4890 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4891 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4892 * c-common.c (handle_used_attribute, handle_unused_attribute):
4894 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4896 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4898 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4899 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4900 c_parser_binary_expression, c_parser_cast_expression,
4901 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4902 Call default_function_array_read_conversion instead of
4903 default_function_array_conversion where needed.
4904 (c_parser_unary_expression, c_parser_conditional_expression,
4905 c_parser_postfix_expression_after_primary, c_parser_initelt):
4906 Likewise. Call mark_exp_read where needed.
4907 (c_parser_statement_after_labels, c_parser_asm_operands,
4908 c_parser_typeof_specifier, c_parser_sizeof_expression,
4909 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4911 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4913 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4914 (warn_unused_but_set_parameter): Default to warn_unused
4916 * doc/invoke.texi: Document -Wunused-but-set-variable and
4917 -Wunused-but-set-parameter.
4919 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4920 used count variable.
4921 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4922 when operandN variables aren't used in the body of the expander
4924 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4925 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4926 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4927 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4928 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4929 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4930 * tree.c (PROCESS_ARG): Likewise.
4932 2010-04-07 Simon Baldwin <simonb@google.com>
4934 * diagnostic.h (diagnostic_override_option_index): New macro to
4935 set a diagnostic's option_index.
4936 * c-tree.h (c_cpp_error): Add warning reason argument.
4937 * opts.c (_warning_as_error_callback): New.
4938 (register_warning_as_error_callback): Store callback for
4939 warnings enabled via enable_warning_as_error.
4940 (enable_warning_as_error): Call callback, minor code tidy.
4941 * opts.h (register_warning_as_error_callback): Declare.
4942 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4943 response to -Werror=.
4944 (c_common_init_options): Register warning_as_error_callback in opts.c.
4945 * common.opt: Add -Wno-cpp option.
4946 * c-common.c (struct reason_option_codes_t): Map cpp warning
4947 reason codes to gcc option indexes.
4948 * (c_option_controlling_cpp_error): New function, lookup the gcc
4949 option index for a cpp warning reason code.
4950 * (c_cpp_error): Add warning reason argument, call
4951 c_option_controlling_cpp_error for diagnostic_override_option_index.
4952 * doc/invoke.texi: Document -Wno-cpp.
4954 2010-04-07 Richard Guenther <rguenther@suse.de>
4956 * ipa-reference.c (mark_load): Use get_base_address.
4957 (mark_store): Likewise.
4959 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4960 inserting GIMPLE_NOPs into the IL.
4961 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4962 Explicitly strip handled components and indirect references.
4964 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4965 folding address expressions.
4966 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4967 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4968 operand_equal_p to compare decls.
4969 (ptr_deref_may_alias_decl_p): Likewise.
4970 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4971 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4972 Handle reversed comparison ops.
4973 * tree-sra.c (asm_visit_addr): Use get_base_address.
4974 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4975 * ipa-reference.c (mark_address): Use get_base_address.
4977 2010-04-07 Richard Guenther <rguenther@suse.de>
4979 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4980 Propagate constants everywhere.
4982 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4985 * tree.c (MAX_INT_CACHED_PREC): Define.
4986 (nonstandard_integer_type_cache): New array.
4987 (build_nonstandard_integer_type): Cache results for precision
4988 <= MAX_INT_CACHED_PREC.
4990 2010-04-07 Richard Guenther <rguenther@suse.de>
4992 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4993 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4994 * common.opt: Likewise.
4995 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4996 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4997 (nonoverlapping_memrefs_p): Likewise.
4998 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4999 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5000 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5001 OPT_fargument_noalias_global for backward compatibility.
5003 2010-04-07 Richard Guenther <rguenther@suse.de>
5005 PR tree-optimization/43270
5006 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5007 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5008 * tree-ssa-pre.c (phi_translate_1): Adjust.
5009 (fully_constant_expression): Split out vn_reference handling to ...
5010 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5011 Fold reads from constant strings.
5012 (vn_reference_lookup): Handle fully constant references.
5013 (vn_reference_lookup_pieces): Likewise.
5014 * Makefile.in (expmed.o-warn): Add -Wno-error.
5016 2010-04-07 Martin Jambor <mjambor@suse.cz>
5018 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5020 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5023 * gcc.c: Add -static-libstdc++ to list of recognized options.
5025 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5027 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5029 2010-04-07 Richard Guenther <rguenther@suse.de>
5032 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5033 bases build simple mem attributes to retain points-to information.
5035 2010-04-07 Richard Guenther <rguenther@suse.de>
5038 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5039 preserve points-to related information.
5041 2010-04-07 Richard Guenther <rguenther@suse.de>
5044 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5045 discard plain indirect references.
5046 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5047 * tree.c (tree_nop_conversion): Likewise.
5049 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5052 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5054 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5056 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5057 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5059 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5061 * tree-if-conv.c: Fix indentation and comments.
5063 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5065 * tree-if-conv.c: Sort static functions in topological order.
5067 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5069 * tree-if-conv.c: Fix indentation and comments.
5071 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5074 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5075 lang_hooks.types.type_for_size instead of
5076 build_nonstandard_integer_type.
5077 When converting an unsigned type to signed, double its precision.
5078 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5079 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5080 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5083 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5086 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5087 POINTER_PLUS_EXPR for pointer types.
5089 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5092 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5093 * graphite-clast-to-gimple.c: Include langhooks.h.
5094 (max_signed_precision_type): New.
5095 (max_precision_type): Takes two types as arguments.
5096 (precision_for_value): New.
5097 (precision_for_interval): New.
5098 (gcc_type_for_interval): New.
5099 (gcc_type_for_value): New.
5100 (gcc_type_for_clast_term): New.
5101 (gcc_type_for_clast_red): New.
5102 (gcc_type_for_clast_bin): New.
5103 (gcc_type_for_clast_expr): Split up into several functions.
5104 (gcc_type_for_clast_eq): Rewritten.
5105 (compute_bounds_for_level): New.
5106 (compute_type_for_level_1): New.
5107 (compute_type_for_level): New.
5108 (gcc_type_for_cloog_iv): Removed.
5109 (gcc_type_for_iv_of_clast_loop): Rewritten.
5110 (graphite_create_new_loop): Compute the lower and upper bound types
5111 with gcc_type_for_clast_expr.
5112 (graphite_create_new_loop_guard): Same.
5113 (find_cloog_iv_in_expr): Removed.
5114 (compute_cloog_iv_types_1): Removed.
5115 (compute_cloog_iv_types): Removed.
5116 (gloog): Do not call compute_cloog_iv_types.
5117 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5119 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5120 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5121 (GBB_CLOOG_IV_TYPES): Removed.
5123 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5125 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5126 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5127 (detect_commutative_reduction): Same.
5129 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5131 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5132 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5134 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5135 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5136 (rewrite_commutative_reductions_out_of_ssa): Same.
5137 * passes.c (execute_function_todo): Call verify_ssa for every pass
5138 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5139 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5140 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5141 with an extra argument.
5142 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5143 verify_ssa only when the extra argument is true.
5144 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5145 with an extra argument.
5146 (tree_transform_and_unroll_loop): Same.
5148 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5150 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5151 for all the passes of the LNO having LOOP_CLOSED_SSA.
5152 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5153 * tree-loop-distribution.c (pass_loop_distribution): Same.
5154 * tree-pass.h (TODO_verify_loops): Removed.
5155 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5157 (pass_tree_unswitch): Same.
5158 (pass_predcom): Same.
5159 (pass_vectorize): Same.
5160 (pass_linear_transform): Same.
5161 (pass_graphite_transforms): Same.
5162 (pass_iv_canon): Same.
5163 (pass_complete_unroll): Same.
5164 (pass_complete_unrolli): Same.
5165 (pass_parallelize_loops): Same.
5166 (pass_loop_prefetch): Same.
5167 (pass_iv_optimize): Same.
5169 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5172 * passes.c (init_optimization_passes): Move pass_lim before
5173 pass_copy_prop and pass_dce_loop.
5175 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5178 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5179 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5180 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5181 MULTI_* defines for 4 argument vpermil2p* builtins.
5183 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5185 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5186 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5187 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5188 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5189 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5190 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5191 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5192 Use x86_maybe_negate_const_int to output insn mnemonic.
5193 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5194 check from instruction predicate. Update comments.
5195 * config/i386/sync.md (sync_add<mode>): Use
5196 x86_maybe_negate_const_int to output insn mnemonic.
5198 2010-04-06 Jan Hubicka <jh@suse.cz>
5200 PR tree-optimization/42906
5201 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5202 IGNORE_SELF argument. Set visited_control_parents for fully
5204 (find_obviously_necessary_stmts): Update call of
5205 mark_control_dependent_edges_necessary.
5206 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5208 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5210 * config/i386/i386.md: Remove comment about 'e' and 'E'
5213 2010-04-06 Richard Guenther <rguenther@suse.de>
5215 PR tree-optimization/43627
5216 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5217 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5220 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5222 * BASE-VER: Change to 4.6.0.
5225 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5228 2010-04-06 Richard Guenther <rguenther@suse.de>
5231 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5233 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5235 * doc/invoke.texi (Optimize Options): Document that LTO
5236 won't remove object access purely due to incompatible
5239 2010-04-04 Matthias Klose <doko@ubuntu.com>
5241 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5242 Initialize variable.
5244 2010-04-03 Richard Guenther <rguenther@suse.de>
5247 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5248 require a non-NULL MEM_OFFSET.
5250 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5252 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5253 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5254 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5255 config/alpha/predicates.md, config/arm/arm.md,
5256 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5257 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5258 config/darwin9.h, config/darwin.c, config/darwin.h,
5259 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5260 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5261 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5262 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5263 config/mips/mips.md, config/mn10300/mn10300.c,
5264 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5265 config/rs6000/aix.h, config/rs6000/dfp.md,
5266 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5267 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5268 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5269 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5270 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5271 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5272 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5273 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5274 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5275 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5276 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5277 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5278 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5279 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5280 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5281 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5282 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5283 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5284 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5285 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5286 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5287 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5288 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5289 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5290 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5291 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5292 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5293 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5294 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5295 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5296 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5297 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5298 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5299 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5300 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5301 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5303 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5306 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5307 * aclocal.m4: Regenerate.
5309 2010-04-02 Richard Guenther <rguenther@suse.de>
5311 PR tree-optimization/43629
5312 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5313 if we have seen a constant value.
5315 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5317 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5319 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5322 * arm.c (legitimize_tls_address): Adjust call to
5323 gen_tls_load_dot_plus_four.
5324 (arm_note_pic_base): New function.
5325 (arm_cannot_copy_insn_p): Use it.
5326 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5329 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5334 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5336 * Makefile.in ($(out_object_file)): Depend on
5337 gt-$(basename $(notdir $(out_file))).h.
5339 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5341 * config.gcc (lm32-*-rtems*): Add t-lm32.
5343 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5345 * config.gcc: Add lm32-*-rtems*.
5346 * config/lm32/rtems.h: New file.
5348 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5351 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5353 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5355 * dwarf2out.c (output_compilation_unit_header): For
5356 -gdwarf-4 use version 4 instead of version 3.
5357 (output_line_info): For version 4 and above emit additional
5358 maximum ops per insn header field.
5359 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5361 * dwarf2out.c (is_c_family, is_java): Remove.
5362 (lower_bound_default): New function.
5363 (add_bound_info, gen_descr_array_type_die): Use it.
5365 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5368 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5369 re-declaration when it happens in a function.
5371 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5373 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5374 (cgraph_remove_function_insertion_hook): Same.
5375 (cgraph_call_function_insertion_hooks): Same.
5377 2010-04-01 Richard Guenther <rguenther@suse.de>
5380 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5381 and TREE_THIS_VOLATILE.
5382 (copy_ref_info): Likewise.
5383 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5384 * tree.c (build6_stat): Ignore side-effects of all but arg5
5385 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5388 2010-04-01 Richard Guenther <rguenther@suse.de>
5390 PR tree-optimization/43607
5391 * ipa-type-escape.c (check_call): Do not access non-existing
5394 2010-04-01 Richard Guenther <rguenther@suse.de>
5398 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5399 Jack Howarth <howarth@bromo.med.uc.edu>
5401 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5404 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5406 * doc/install.texi (Prerequisites): Document libelf usability on
5407 IRIX 5/6 and Solaris 2.
5408 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5409 Update GNU as, GNU ld requirements.
5410 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5411 Document Sun Studio compiler download.
5412 Update and simplify as, ld recommendations.
5413 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5415 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5417 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5418 with_tune_32 to pentium4.
5420 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5422 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5424 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5426 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5427 obsoletion, removal.
5429 Document GNU as requirement.
5430 Update configure requirements.
5431 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5432 Recomment IRIX 6.5.18+.
5433 Document IDF/IDL requirement.
5434 Document GNU as requirement.
5435 Document GNU ld bootstrap failure.
5436 Remove freeware.sgi.com reference.
5438 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5440 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5441 UNIX V4.0, V5.0 obsoletion, removal.
5442 Remove --with-gc=simple reference.
5443 Update VM requirements during bootstrap.
5444 Remove -oldas bootstrap description.
5445 Update binutils reference.
5446 Remove comparison failure note.
5448 2010-03-31 Richard Guenther <rguenther@suse.de>
5449 Zdenek Dvorak <ook@ucw.cz>
5450 Sebastian Pop <sebastian.pop@amd.com>
5453 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5454 with multiple arguments.
5455 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5457 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5459 * graphite-dependences.c (print_pddr): Call print_pdr with an
5461 * graphite-poly.c (debug_pdr): Add an extra argument for the
5464 (print_pbb_domain): Same.
5466 (print_scop_context): Same.
5468 (print_cloog): Same.
5469 (debug_pbb_domain): Same.
5473 (debug_scop_context): Same.
5475 (debug_cloog): Same.
5476 (print_scop_params): Same.
5477 (debug_scop_params): Same.
5478 (print_iteration_domain): Same.
5479 (print_iteration_domains): Same.
5480 (debug_iteration_domain): Same.
5481 (debug_iteration_domains): Same.
5482 (print_scattering_function): Same.
5483 (print_scattering_functions): Same.
5484 (debug_scattering_function): Same.
5485 (debug_scattering_functions): Same.
5486 * graphite-poly.h (debug_pdr): Update declaration.
5488 (print_pbb_domain): Same.
5490 (print_scop_context): Same.
5492 (print_cloog): Same.
5493 (debug_pbb_domain): Same.
5497 (debug_scop_context): Same.
5499 (debug_cloog): Same.
5500 (print_scop_params): Same.
5501 (debug_scop_params): Same.
5502 (print_iteration_domain): Same.
5503 (print_iteration_domains): Same.
5504 (debug_iteration_domain): Same.
5505 (debug_iteration_domains): Same.
5506 (print_scattering_function): Same.
5507 (print_scattering_functions): Same.
5508 (debug_scattering_function): Same.
5509 (debug_scattering_functions): Same.
5511 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5513 * graphite-poly.c (print_scattering_function_1): New.
5514 (print_scattering_function): Call it.
5515 (print_scop_params): Remove spaces at the end of lines.
5518 * graphite-poly.h (print_cloog): Declared.
5519 (debug_cloog): Declared.
5521 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5523 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5525 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5526 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5527 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5528 to switch between adding the IV bump in loop->latch or in loop->header.
5530 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5532 * graphite-poly.c (print_scattering_function): Pretty print following
5535 (print_pbb_domain): Same.
5536 (dump_gbb_cases): Same.
5537 (dump_gbb_conditions): Same.
5540 (print_scop_params): Same.
5541 (print_scop_context): Same.
5543 (print_pbb_body): New.
5544 (lst_indent_to): New.
5545 (print_lst): Start new lines with a #.
5546 * graphite-poly.h (pbb_bb): New.
5547 (pbb_index): Use pbb_bb.
5548 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5550 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5552 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5554 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5555 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5556 and 0 instead of 1 for dw_val_class_flag.
5557 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5558 dw_val_class_range_list, dw_val_class_loc_list,
5559 dw_val_class_lineptr and dw_val_class_macptr, use
5560 DW_FORM_flag_present for dw_val_class_flag and
5561 DW_FORM_exprloc for dw_val_class_loc.
5562 (output_die): For -gdwarf-4 print dw_val_class_loc
5563 size as uleb128 instead of 1 or 2 bytes and don't print
5564 anything for dw_val_class_flag.
5566 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5567 instead of cselib_lookup following by tweaking locs->setting_insn.
5570 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5571 even before returning from label, setjmp call or volatile asm
5574 2010-03-31 Richard Guenther <rguenther@suse.de>
5577 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5578 temporary data on stack.
5580 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5582 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5583 (PUSHSECTION_ASM_OP): Remove.
5584 (POPSECTION_ASM_OP): Remove.
5585 (PUSHSECTION_FORMAT): Remove.
5586 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5587 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5588 * config/sol2.c (solaris_output_init_fini): Use it.
5590 2010-03-31 Jie Zhang <jie@codesourcery.com>
5593 * opt-functions.awk (var_type_struct): Use signed char type
5594 for simple variables.
5596 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5598 * config/sol2.c: Include output.h.
5599 (solaris_assemble_visibility): New function.
5600 * config/t-sol2 (sol2.o): Add output.h dependency.
5601 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5602 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5605 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5608 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5609 V2SImode or XFmode on PRE_DEC.
5612 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5615 2010-03-31 Jie Zhang <jie@codesourcery.com>
5618 * reload.h (caller_save_initialized_p): Declare.
5619 * toplev.c (backend_init_target): Don't call
5620 init_caller_save but set caller_save_initialized_p to false.
5621 * caller-save.c (caller_save_initialized_p): Define.
5622 (init_caller_save): Check caller_save_initialized_p.
5623 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5625 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5628 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5629 and soft-fp/t-softfp to tmake_file.
5630 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5631 (LIBGCC2_TF_CEXT): Define.
5634 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5637 * cselib.c (n_useless_values): Document handling of debug locs.
5638 (n_useless_debug_values, n_debug_values): New variables.
5639 (new_elt_loc_list): Don't add to debug values, keep count.
5640 (promote_debug_loc): New.
5641 (cselib_reset_table): Zero new variables.
5642 (entry_and_rtx_equal_p): Promote debug locs.
5643 (discard_useless_locs): Increment n_useless_debug_values for
5645 (remove_useless_values): Adjust n_useless_values and n_debug_values
5646 with n_useless_debug_values.
5647 (add_mem_for_addr): Promote debug locs.
5648 (cselib_lookup_mem): Likewise.
5649 (cselib_lookup_addr): Renamed to...
5650 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5651 (cselib_log_lookup): ... this. Turn into...
5652 (cselib_lookup_addr): ... new wrapper.
5653 (cselib_lookup_from_insn): New.
5654 (cselib_invalidate_regno): Increment n_useless_debug_values for
5656 (cselib_invalidate_mem): Likewise.
5657 (cselib_process_insn): Take n_deleted and n_debug_values into
5658 account to guard remove_useless_value call.
5659 (cselib_finish): Zero n_useless_debug_values.
5660 * cselib.h (cselib_lookup_from_insn): Declare.
5661 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5662 (sched_analyze_2): Likewise.
5664 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5666 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5668 (adjust_mems): Replace narrowing SUBREG of expression containing
5669 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5670 with operations in the narrower mode.
5673 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5674 regs_invalidated_by_call instead all call_used_reg_set registers.
5676 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5679 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5680 pointer comparisons with types_compatible_p.
5681 * tree-vect-stmts.c (vectorizable_call): Same.
5682 (vectorizable_condition): Same.
5684 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5686 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5687 stack check if the mask would be zero.
5689 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5690 Jack Howarth <howarth@bromo.med.uc.edu>
5692 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5695 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5698 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5700 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5701 Include ___unordxf2 and ___unordtf2.
5702 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5705 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5707 * config/lm32/t-lm32: New file.
5708 * config.gcc: Use the above file when targetting lm32.
5710 2010-03-28 Duncan Sands <baldrick@free.fr>
5712 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5714 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5717 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5718 Improve vectorization cost model diagnostic.
5720 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5723 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5724 compute_data_dependences_for_loop returns false, early exit
5725 and output an extra diagnostic for the failed data reference
5728 2010-03-29 Richard Guenther <rguenther@suse.de>
5730 PR tree-optimization/43560
5731 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5732 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5734 2010-03-29 Jie Zhang <jie@codesourcery.com>
5737 * toplev.c (process_options): Set optimization_default_node
5738 and optimization_current_node.
5739 * opts.c (decode_options): Don't set optimization_default_node
5740 and optimization_current_node.
5742 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5744 * config/rtems.h: Abandon -qrtems_debug.
5746 2010-03-28 Jan Hubicka <jh@suse.cz>
5748 PR tree-optimization/43505
5749 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5750 map should not be copied.
5752 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5755 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5756 cdtors, set DECL_PRESERVE_P.
5757 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5760 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5762 PR tree-optimization/43528
5763 * stor-layout.c (place_field): Check that constant fits into
5764 unsigned HWI when skipping calculation of MS bitfield layout.
5766 2010-03-27 Jan Hubicka <jh@suse.cz>
5769 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5770 notice_global_symbol work.
5772 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5774 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5775 instead of dwarf2out_decl.
5776 (struct var_loc_node): Remove section_label field.
5777 (dwarf2out_function_decl): New function.
5778 (dwarf2out_var_location): Don't set section_label field.
5779 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5781 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5783 PR tree-optimization/43544
5784 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5785 First argument for builtin vectorized function hook is now a
5786 tree to be able to distinguish between machine specific and
5788 * targhooks.c (default_builtin_vectorized_function): Ditto.
5789 * targhooks.h (default_builtin_vectorized_function): Ditto.
5790 * target.h (struct gcc_target): Ditto.
5791 * tree-vect-stmts.c (vectorizable_function): Ditto.
5792 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5793 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5796 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5799 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5800 nested binding iff it is a FUNCTION_DECL.
5801 (store_parm_decls_newstyle): Pass nested=true to bind for
5802 FUNCTION_DECLs amongst parameters.
5804 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5806 * var-tracking.c (vt_expand_loc_callback): Don't run
5807 cselib_expand_value_rtx_cb in dummy mode if
5808 cselib_dummy_expand_value_rtx_cb returned false.
5810 * var-tracking.c (emit_note_insn_var_location): For one part
5811 notes with offset 0, don't add EXPR_LIST around the location.
5812 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5813 add_location_or_const_value_attribute): Adjust for that change.
5816 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5817 into first operand and location into second.
5818 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5819 dw_cfi_oprnd_loc for DW_CFA_expression.
5820 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5821 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5822 assume first argument is regnum and second argument is location.
5824 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5827 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5828 of scratch register to DImode. Split to DImode comparison operator.
5829 Use SImode subreg of scratch register in the multiplication.
5830 (*cmp_sadd_sidi): Ditto.
5831 (*cmp_ssub_si): Ditto.
5832 (*cmp_ssub_sidi): Ditto.
5834 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5838 Remove invalid assert and wrong comment.
5840 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5843 * flags.h (final_insns_dump_p): New extern.
5844 * final.c (final_insns_dump_p): New variable.
5845 (rest_of_clean_state): Set it before -fdump-final-insns=
5846 dumping, clear afterwards.
5847 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5848 MEM_ALIAS_SET on MEMs.
5850 2010-03-26 David S. Miller <davem@davemloft.net>
5852 * configure.ac: Fix sparc GOTDATA_OP bug check.
5853 * configure: Rebuild.
5855 2010-03-26 Alan Modra <amodra@gmail.com>
5857 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5859 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5861 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5862 TLS_SECTION_ASM_FLAG.
5864 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5867 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5868 Clear first_function_block_is_cold.
5871 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5872 argument if the argument is truth_value_p.
5874 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5876 * config/rs6000/constraints.md: Update copyright year for my changes.
5879 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5880 used in reg+reg addressing, swap registers.
5882 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5885 * target.h (struct gcc_target): Add code_end hook.
5886 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5888 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5889 * toplev.c (compile_file): Call targetm.asm_out.code_end
5890 hook before unwind info/debug info output.
5891 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5892 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5893 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5894 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5895 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5896 * config/i386/i386.c (ix86_file_end): Renamed to...
5897 (ix86_code_end): ... this. Make static. Don't call
5898 file_end_indicate_exec_stack. Emit unwind info using
5899 final_start_function/final_end_function.
5900 (darwin_x86_file_end): Remove.
5901 (TARGET_ASM_CODE_END): Define.
5902 * config/i386/i386.h (TARGET_ASM_FILE_END,
5903 NEED_INDICATE_EXEC_STACK): Don't define.
5904 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5905 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5906 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5907 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5910 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5911 at the beginning and final_end_function at the end.
5912 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5914 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5916 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5917 and Sun as TLS syntax.
5918 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5919 * configure: Regenerate.
5920 * config.in: Regenerate.
5921 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5922 (default_elf_asm_named_section): Use it.
5923 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5924 (i386_output_dwarf_dtprel): Likewise.
5925 (output_addr_const_extra): Likewise.
5926 (output_pic_addr_const): Lowercase @GOTTPOFF.
5927 (output_addr_const_extra): Likewise.
5928 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5929 (output_addr_const_extra): Likewise.
5930 (output_pic_addr_const): Lowercase @INDNTPOFF.
5931 (output_addr_const_extra): Likewise.
5932 (output_pic_addr_const): Lowercase @NTPOFF.
5933 (output_addr_const_extra): Likewise.
5934 (output_pic_addr_const): Lowercase @TPOFF.
5935 (output_addr_const_extra): Likewise.
5936 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5937 (*tls_global_dynamic_64): Likewise.
5938 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5939 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5941 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5942 (ASM_OUTPUT_TLS_COMMON): Use it.
5943 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5946 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5947 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5948 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5949 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5950 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5951 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5953 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5955 * config/i386/i386.c (override_options): Don't accept
5956 -mtls-dialect=sun any longer.
5957 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5958 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5959 (*tls_local_dynamic_base_32_sun): Likewise.
5960 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5962 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5965 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5966 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5969 * ira.c (adjust_cleared_regs): New function.
5970 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5974 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5976 * expr.c (expand_expr_real): Restore previous
5977 curr_insn_source_location and curr_insn_block after
5978 expand_expr_real_1 call.
5979 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5980 instead of expand_expr_real_1.
5982 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5984 PR rtl-optimization/43413
5985 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5988 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5991 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5992 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5994 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5996 * config/i386/i386.c (ix86_target_string): Add -mfma.
5997 Fix a typo in comment.
5999 2010-03-22 Mike Stump <mikestump@comcast.net>
6002 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6003 Don't overly align based upon packed packed fields.
6005 2010-03-22 Jason Merrill <jason@redhat.com>
6007 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6008 Use () rather than [], and move before the element type.
6010 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6012 * doc/configfiles.texi (Configuration Files): Removed
6013 fixinc/Makefile*, intl/Makefile.*.
6014 * doc/makefile.texi: Fixed markup. Abstract from version
6015 control system used.
6016 (Makefile): Removed obsolete gcc/java/parse.y example.
6017 * doc/sourcebuild.texi: Likewise.
6018 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6019 libgomp, libssp. Removed fastjar.
6020 (Miscellaneous Docs): Clarify location.
6021 Added COPYING3, COPYING3.LIB.
6022 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6024 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6027 * config/i386/i386.c (x86_function_profiler)
6028 [!NO_PROFILE_COUNTERS]: Fix typo.
6029 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6032 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6033 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6035 * doc/sourcebuild.texi (Test Directives): Split into six
6036 subsections, with most of the current text in new subsections
6037 Directives, Selectors, and Final Actions.
6038 (Directives): Split list of test directives into multiple
6040 (Selectors): Describe use and syntax of selectors.
6041 (Effective-Target Keywords): Describe all existing keywords.
6042 (Add Options): Describe features for dg-add-options.
6043 (Require Support): Describe variants of dg-require-support.
6044 (Final Actions): Describe commands to use in dg-final.
6046 2010-03-22 Michael Matz <matz@suse.de>
6049 * recog.c (validate_replace_rtx_group): Replace also in
6050 REG_EQUAL and REG_EQUIV notes.
6052 2010-03-22 Richard Guenther <rguenther@suse.de>
6054 PR tree-optimization/43390
6055 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6056 sure vector extracts are type correct.
6058 2010-03-22 Richard Guenther <rguenther@suse.de>
6061 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6062 x * sqrt (x) even when optimizing for size if the target
6063 has native support for sqrt.
6065 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6067 * varasm.c (make_decl_rtl_for_debug): Also clear
6068 flag_mudflap for the duration of make_decl_rtl call.
6071 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6072 locs from preserved VALUEs.
6074 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6077 * pa.md (movmemsi): Set align to one if zero.
6078 (movmemdi): Likewise.
6080 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6083 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6084 with their corresponding prologue pushes.
6086 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6089 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6090 at the begining or end.
6091 (spu_expand_epilogue): Likewise.
6093 2010-03-20 Richard Guenther <rguenther@suse.de>
6095 PR rtl-optimization/43438
6096 * combine.c (make_extraction): Properly zero-/sign-extend an
6097 extraction of the low part of a CONST_INT. Also handle
6100 2010-03-19 Mike Stump <mikestump@comcast.net>
6102 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6103 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6104 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6106 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6109 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6112 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6114 PR rtl-optimization/42258
6115 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6116 use that may match DEF.
6119 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6120 the cost of loading the constant rather than assuming
6122 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6123 outer code is AND, do the same tests as the andsi3 expander and
6124 return COSTS_N_INSNS (1) if and is cheap.
6126 * optabs.c (avoid_expensive_constant): Fix formatting.
6128 2010-03-19 Michael Matz <matz@suse.de>
6131 * attribs.c (decl_attributes): When rebuilding a function pointer
6132 type use the same qualifiers as the original pointer type.
6134 2010-03-19 Martin Jambor <mjambor@suse.cz>
6136 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6137 and is_gimple_ip_invariant_address.
6139 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6142 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6144 * config/arm/arm.c (arm_override_options): Turn off
6145 flag_dwarf2_cfi_asm for AAPCS variants.
6147 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6150 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6151 Use PRE_MODIFY instead of PRE_DEC.
6152 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6153 (vfp_emit_fstmd): Likewise.
6155 2010-03-19 Michael Matz <matz@suse.de>
6158 * builtins.c (expand_builtin_interclass_mathfn,
6159 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6162 2010-03-19 Richard Guenther <rguenther@suse.de>
6164 PR tree-optimization/43415
6165 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6166 (phi_translate_1): ... this.
6167 (phi_translate): Move all caching here. Cache all NARY
6168 and REFERENCE translations.
6170 2010-03-19 David S. Miller <davem@davemloft.net>
6172 With help from Eric Botcazou.
6173 * config/sparc/sparc.c: Include dwarf2out.h.
6174 (emit_pic_helper): Delete.
6175 (pic_helper_symbol_name): Delete.
6176 (pic_helper_emitted_p): Delete.
6177 (pic_helper_needed): New.
6178 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6179 (get_pc_thunk_name): New.
6180 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6181 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6182 Set pic_helper_needed to true. Don't call emit_pic_helper.
6183 (sparc_expand_prologue): Update load_pic_register call.
6184 (sparc_output_mi_thunk): Likewise.
6185 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6186 thunk if possible. Output CFI information as needed.
6188 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6189 Jack Howarth <howarth@bromo.med.uc.edu>
6192 * config/i386/i386.h: Fix ABI on darwin x86-32.
6194 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6196 * tree.h: Declare make_decl_rtl_for_debug.
6197 * varasm.c (make_decl_rtl_for_debug): New.
6198 * dwarf2out.c (rtl_for_decl_location): Call it.
6199 * cfgexpand.c (expand_debug_expr): Call it.
6201 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6204 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6208 * var-tracking.c (vt_init_cfa_base): Do nothing if
6209 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6211 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6214 * var-tracking.c (canonicalize_vars_star): New.
6215 (dataflow_post_merge_adjust): Use it.
6217 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6220 * var-tracking.c (non_suitable_const): New function.
6221 (add_uses): For DEBUG_INSNs with constants, don't record any
6222 value, instead just the constant value itself.
6223 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6224 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6225 (emit_notes_in_bb): Likewise.
6226 (emit_note_insn_var_location): For onepart variables if
6227 cur_loc is a VOIDmode constant, use DECL_MODE.
6229 2010-03-18 Martin Jambor <mjambor@suse.cz>
6232 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6233 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6234 all non-clones. Moved call redirection...
6235 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6236 (cgraph_materialize_all_clones): Dispose of all
6237 combined_args_to_skip bitmaps.
6238 (verify_cgraph_node): Do not check for edges pointing to wrong
6239 nodes in inline clones.
6240 * tree-inline.c (copy_bb): Call
6241 cgraph_redirect_edge_call_stmt_to_callee.
6242 * ipa.c (cgraph_remove_unreachable_nodes): Call
6243 cgraph_node_remove_callees even when there are used clones.
6245 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6247 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6249 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6252 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6255 2010-03-18 Michael Matz <matz@suse.de>
6258 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6259 into sqrt(x) if we need to preserve signed zeros.
6261 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6262 Eric Botcazou <ebotcazou@adacore.com>
6264 PR rtl-optimization/43360
6265 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6266 note if we don't know its invariant status.
6268 2010-03-18 Michael Matz <matz@suse.de>
6270 PR tree-optimization/43402
6271 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6272 PHI chains of ssa names registered for update.
6274 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6277 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6278 non-offsettable and pre_modify update addressing.
6279 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6280 and "2" alternatives "#".
6281 (*movdd_softfloat32): Make all alternatives "#";
6282 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6283 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6284 (*movdf_softfloat32): Make all alternatives "#";
6285 (movdi): Use the new DIFD mode iterator to create a common splitter
6286 for movdi, movdf and movdd patterns.
6288 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6290 * common.opt (dumpdir): Remove redundant tab.
6292 2010-03-17 Martin Jambor <mjambor@suse.cz>
6294 PR tree-optimization/43347
6295 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6296 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6298 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6300 PR rtl-optimization/42216
6301 * regrename.c (create_new_chain): New function, broken out from...
6302 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6303 appending a use to an empty chain.
6304 (build_def_use): Remove previous changes that convert OP_INOUT to
6305 OP_OUT operands; instead detect the case where an OP_INOUT operand
6306 uses a previously untracked register and create an empty chain for it.
6308 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6310 * doc/extend.texi (Function Attributes): Rewrite unfinished
6311 sentence in ms_abi documentation.
6313 2010-03-17 Alan Modra <amodra@gmail.com>
6315 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6316 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6317 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6318 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6320 2010-03-16 Richard Henderson <rth@redhat.com>
6323 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6324 (lower_try_finally): Save and restore eh_seq around the expansion
6327 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6329 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6330 statements before splitting block.
6332 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6334 * doc/sourcebuild.texi (Testsuites): Fix markup.
6335 Use pathnames relative to gcc/testsuite.
6336 (Test Directives): Move description of how timeout is determined.
6337 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6338 (C Tests): Correct gcc.misc-tests directory.
6339 Framework tests now live in gcc.test-framework.
6341 2010-03-16 Richard Guenther <rguenther@suse.de>
6344 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6345 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6347 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6348 Alexandre Oliva <aoliva@redhat.com>
6350 PR tree-optimization/42917
6351 * lambda-code.c (remove_iv): Skip debug statements.
6352 (lambda_loopnest_to_gcc_loopnest): Likewise.
6353 (not_interesting_stmt): Debug statements are not interesting.
6355 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6359 * cselib.c (cselib_preserve_constants,
6360 cfa_base_preserved_val): New static variables.
6361 (preserve_only_constants): New function.
6362 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6363 clear its REG_VALUES. If cselib_preserve_constants, don't
6364 empty the whole hash table, but preserve there VALUEs with constants,
6365 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6366 (cselib_preserve_cfa_base_value): New function.
6367 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6368 (cselib_init): Change argument to int bitfield. Set
6369 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6371 (cselib_finish): Clear cselib_preserve_constants and
6372 cfa_base_preserved_val.
6373 * cselib.h (enum cselib_record_what): New enum.
6374 (cselib_init): Change argument to int.
6375 (cselib_preserve_cfa_base_value): New prototype.
6376 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6377 * dse.c (dse_step1): Likewise.
6378 * cfgcleanup.c (thread_jump): Likewise.
6379 * sched-deps.c (sched_analyze): Likewise.
6380 * gcse.c (local_cprop_pass): Likewise.
6381 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6382 If FN is non-NULL, call the callback always and whenever it returns
6383 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6384 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6385 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6386 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6387 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6388 * var-tracking.c: Include recog.h.
6389 (bb_stack_adjust_offset): Remove.
6390 (vt_stack_adjustments): Don't call it, instead just gather the
6391 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6392 (adjust_stack_reference): Remove.
6393 (compute_cfa_pointer): New function.
6394 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6395 (struct adjust_mem_data): New type.
6396 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6398 (get_address_mode): New function.
6399 (replace_expr_with_values): Use it.
6400 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6401 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6402 (adjust_sets): Remove.
6403 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6404 Use get_address_mode.
6405 (get_adjusted_src): Remove.
6406 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6407 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6408 (add_with_sets): Don't call adjust_sets.
6409 (fp_setter, vt_init_cfa_base): New functions.
6410 (vt_initialize): Change return type to bool. Move most of pool etc.
6411 initialization to the beginning of the function from end. Pass
6412 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6413 If !frame_pointer_needed, call vt_stack_adjustment before mos
6414 vector is filled, call vt_init_cfa_base if argp/framep has been
6415 eliminated to sp. If frame_pointer_needed and argp/framep has
6416 been eliminated to hard frame pointer, set
6417 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6418 encountering fp setter in the prologue. For MO_ADJUST, call
6419 log_op_type before pusing the op into mos vector, not afterwards.
6420 Call adjust_insn before cselib_process_insn/add_with_sets,
6421 call cancel_changes (0) afterwards.
6422 (variable_tracking_main_1): Adjust for vt_initialize calling
6423 vt_stack_adjustments and returning whether it succeeded or not.
6425 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6427 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6430 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6432 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6434 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6435 drap_reg has not been set.
6437 2010-03-15 Michael Matz <matz@suse.de>
6440 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6441 use it to expand block copies.
6442 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6443 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6444 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6446 2010-03-15 Richard Guenther <rguenther@suse.de>
6448 PR tree-optimization/43367
6449 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6452 2010-03-15 Richard Guenther <rguenther@suse.de>
6454 PR tree-optimization/43317
6455 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6457 2010-03-15 Martin Jambor <mjambor@suse.cz>
6459 PR tree-optimization/43141
6460 * tree-sra.c (create_abstract_origin): New function.
6461 (modify_function): Call create_abstract_origin.
6463 2010-03-15 Chris Demetriou <cgd@google.com>
6465 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6468 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6471 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6472 call insert_out_of_ssa_copy for default definitions.
6474 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6476 * graphite-clast-to-gimple.c (my_long_long): Defined.
6477 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6478 * graphite-sese-to-poly.c (my_long_long): Defined.
6479 (scop_ivs_can_be_represented): Use it.
6481 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6483 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6484 graphite-max-bbs-per-function, and loop-block-tile-size.
6485 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6487 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6489 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6491 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6492 forward declaration.
6493 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6494 (add_upper_bounds_from_estimated_nit): New.
6495 (build_loop_iteration_domains): Use it.
6497 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6499 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6501 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6504 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6505 should be an INTEGER_CST. Also handle CASE_CONVERT.
6507 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6509 * graphite.c (graphite_initialize): To bound the number of bbs per
6510 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6511 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6512 * doc/invoke.texi: Document it.
6514 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6516 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6517 * graphite-sese-to-poly.h (build_poly_scop): Same.
6519 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6521 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6522 the number of parameters in the scop. Use as an upper bound
6523 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6524 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6525 * doc/invoke.texi: Document it.
6527 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6529 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6530 * doc/c-tree.texi: Remove.
6531 * doc/generic.texi: Merge c-tree.texi here.
6532 * doc/gccint.texi (Trees): Remove menu entry.
6533 (c-tree.texi): Remove @include.
6534 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6535 * doc/languages.texi (Reading RTL): Ditto.
6537 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6540 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6542 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6545 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6546 code added to work around reload clobbering CONST insns.
6548 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6550 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6551 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6552 (cselib_preserve_only_values): Remove retain argument, don't
6553 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6554 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6555 * var-tracking.c (micro_operation): Move insn field before union.
6556 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6557 (struct variable_tracking_info_def): Remove n_mos field, change
6558 mos into a vector of micro_operations.
6559 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6560 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6561 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6562 changing into a vector.
6563 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6564 come before all other uops generated by add_stores.
6565 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6567 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6568 a vector. Run just one pass over the bbs instead of separate counting
6569 and computation phase.
6570 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6573 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6574 into *nonlocalized_list vector.
6575 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6576 even if origin is non-NULL.
6577 (gen_variable_die): Likewise.
6578 (process_scope_var): Don't change origin.
6579 (gen_decl_die): Likewise.
6580 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6581 before adding new edges instead of after it, fix moving over
6584 2010-03-11 David S. Miller <davem@davemloft.net>
6586 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6588 * configure: Rebuild.
6590 2010-03-11 Martin Jambor <mjambor@suse.cz>
6592 PR tree-optimization/43257
6593 * tree.c (assign_assembler_name_if_neeeded): New function.
6594 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6596 * tree.h (assign_assembler_name_if_neeeded): Declare.
6597 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6598 the function if needed.
6600 2010-03-11 Chris Demetriou <cgd@google.com>
6602 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6603 include/stdint-gcc.h, and include/stdint.h world-readable.
6605 2010-03-11 Richard Guenther <rguenther@suse.de>
6607 PR tree-optimization/43255
6608 * tree-vrp.c (process_assert_insertions_for): Do not insert
6609 asserts for trivial conditions.
6611 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6613 PR tree-optimization/43280
6614 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6615 generation. Move calculation of size out of the if branch.
6616 (find_bswap): Modify compare number generation.
6618 2010-03-11 Richard Guenther <rguenther@suse.de>
6621 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6622 (input_gimple_stmt): Fixup handled component types during
6623 operand read. Also fix up decls in ADDR_EXPRs.
6625 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6627 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6628 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6630 2010-03-10 Jan Hubicka <jh@suse.cz>
6633 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6634 * varasm.c (get_variable_section): Don't do that here...
6635 (make_decl_rtl): ... and here.
6636 (do_assemble_alias): Produce decl RTL.
6637 (assemble_alias): Likewise.
6639 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6642 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6643 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6645 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6646 (based_loc_descr): Only express drap or vdrap regno based expressions
6647 using DW_OP_fbreg when not optimizing.
6648 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6649 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6650 REG_CFA_SET_VDRAP note.
6652 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6654 PR tree-optimization/43236
6655 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6656 error in calculation of base address in reverse iteration case.
6657 (generate_builtin): Take number of latch executions if the statement
6660 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6663 * tree-eh.c: Include pointer-set.h.
6664 (lower_eh_dispatch): Filter out duplicate case labels and
6665 remove the unneeded edge when the label is unused. Return
6666 true when some edges are removed.
6667 (execute_lower_eh_dispatch): When any lowering resulted in
6668 removing an edge, also delete unreachable blocks.
6670 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6673 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6674 UNSPEC_MACHOPIC_OFFSET.
6676 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6679 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6680 (m68k_delegitimize_address): New function.
6682 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6685 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6688 * var-tracking.c (adjust_sets): New function.
6689 (count_with_sets, add_with_sets): Use it.
6690 (get_adjusted_src): New inline function.
6691 (add_stores): Use it.
6694 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6695 call cselib_dummy_expand_value_rtx_cb instead of
6696 cselib_expand_value_rtx_cb.
6699 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6700 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6701 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6702 and .cfi_endproc around the pic thunks.
6703 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6704 all queued unwind info register saves are saved before the call.
6705 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6706 considered as sp-=4 for unwind info and the pop as sp+=4 which
6707 also clobbers dest, but doesn't actually restore it.
6710 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6711 RTX_FRAME_RELATED_P.
6713 2010-03-09 Jie Zhang <jie@codesourcery.com>
6715 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6716 whitespaces in output template.
6718 2010-03-09 Jie Zhang <jie@codesourcery.com>
6720 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6723 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6725 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6726 builtins.exp in a separate job.
6728 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6730 * graphite-sese-to-poly.c (add_param_constraints): Use
6731 lower_bound_in_type and upper_bound_in_type.
6733 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6735 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6736 instead of unsigned_type_node.
6738 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6739 Reza Yazdani <reza.yazdani@amd.com>
6742 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6743 on pointer type parameters.
6745 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6749 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6750 handle conversions from pointer to integers.
6751 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6752 induction variable, to be able to work with code generated by CLooG.
6753 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6754 (build_poly_scop): Bail out if we cannot codegen a loop.
6756 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6758 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6759 code generation with gloog_error.
6761 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6763 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6764 Call fold_convert on all the returned values.
6765 (expand_scalar_variables_expr): Pass to
6766 expand_scalar_variables_ssa_name the type of the resulting expression.
6768 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6770 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6771 ppl_min_for_le_pointset.
6772 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6773 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6775 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6777 * graphite-dependences.c (map_into_dep_poly): Removed.
6778 (dependence_polyhedron_1): Use combine_context_id_scat.
6780 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6782 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6783 (struct poly_bb): Same.
6784 (combine_context_id_scat): New.
6786 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6789 * sese.c (name_defined_in_loop_p): Return false for default
6792 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6794 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6795 and clean up the logic.
6797 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6799 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6802 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6804 * var-tracking.c (remove_cselib_value_chains): Define only for
6806 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6807 delete_slot_part, emit_notes_for_differences_1): Don't call
6808 remove_cselib_value_chains here.
6809 (set_slot_part, emit_notes_for_differences_2): Don't call
6810 add_cselib_value_chains here.
6811 (preserved_values): New vector.
6812 (preserve_value): New function.
6813 (add_uses, add_stores, vt_add_function_parameters): Use it
6814 instead of cselib_preserve_value.
6815 (changed_values_stack): New vector.
6816 (check_changed_vars_0): New function.
6817 (check_changed_vars_1, check_changed_vars_2): Use it.
6818 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6819 changed_values_stack VALUEs.
6820 (vt_emit_notes): For all preserved_values call
6821 add_cselib_value_chains. If ENABLE_CHECKING call
6822 remove_cselib_value_chains before verifying value_chains is empty.
6823 Initialize and free changed_values_stack.
6824 (vt_initialize): Initialize preserved_values.
6825 (vt_finalize): Free preserved_values.
6827 2010-03-08 Richard Guenther <rguenther@suse.de>
6829 PR tree-optimization/43269
6830 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6833 2010-03-08 Martin Jambor <mjambor@suse.cz>
6835 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6836 (ipa_is_param_called): Removed.
6837 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6838 (ipa_print_node_params): Do not print the called flag.
6839 (ipa_write_node_info): Do not stream the called flag.
6840 (ipa_read_node_info): Likewise.
6842 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6845 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6846 * cselib.c (struct expand_value_data): Add dummy field.
6847 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6849 (cselib_dummy_expand_value_rtx_cb): New function.
6850 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6852 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6853 * var-tracking.c: Include pointer-set.h.
6854 (variable): Change n_var_parts to char from int. Add
6855 cur_loc_changed and in_changed_variables fields.
6856 (variable_canonicalize): Remove.
6857 (shared_var_p): New inline function.
6858 (unshare_variable): Maintain cur_loc_changed and
6859 in_changed_variables fields. If var was in changed_variables,
6860 replace it there with new_var. Just copy cur_loc instead of
6861 resetting it to something else.
6862 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6863 (dataflow_set_union): Don't call variable_canonicalize.
6864 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6865 of their DEBUG_EXPR_TREE_DECLs.
6866 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6867 and in_changed_variables and cur_loc_changed is false.
6868 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6869 and cur_loc_changed. Don't update cur_loc here.
6870 (variable_merge_over_src): Don't call variable_canonicalize.
6871 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6872 removing loc that is equal to cur_loc, clear cur_loc,
6873 set cur_loc_changed and ensure variable_was_changed is called.
6874 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6875 compare pointers in cur_loc check, if it is equal to loc,
6876 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6877 (variable_different_p): Remove compare_current_location argument,
6878 don't compare cur_loc.
6879 (dataflow_set_different_1): Adjust variable_different_p caller.
6880 (variable_was_changed): If dv had some var in changed_variables
6881 already, reset in_changed_variables flag for it and propagate
6882 cur_loc_changed over to the new variable. On empty var
6883 always set cur_loc_changed. Set in_changed_variables on whatever
6884 var is added to changed_variables.
6885 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6886 Use shared_var_p. When removing loc that is equal to cur_loc,
6887 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6888 end, don't set it to something else, just call variable_was_changed.
6889 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6890 loc being removed, clear cur_loc and set cur_loc_changed.
6891 Set cur_loc_changed if all locations have been removed.
6892 (struct expand_loc_callback_data): New type.
6893 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6894 allocated. Always create SUBREGs if simplify_subreg failed.
6895 Prefer to use cur_loc, when that fails and still in
6896 changed_variables (and seen first time) recompute it. Set
6897 cur_loc_changed of variables which had to change cur_loc and
6898 compute elcd->cur_loc_changed if any of the subexpressions used
6899 had to change cur_loc.
6900 (vt_expand_loc): Adjust to pass arguments in
6901 expand_loc_callback_data structure.
6902 (vt_expand_loc_dummy): New function.
6903 (emitted_notes): New variable.
6904 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6905 that weren't used for any other decl in current
6906 emit_notes_for_changes call call vt_expand_loc_dummy to update
6907 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6908 first loc_chain location if NULL before. Always use just
6909 cur_loc instead of first loc_chain location. When cur_loc_changed
6910 is false, when not --enable-checking=rtl just don't emit any note.
6911 When rtl checking, compute the note and assert it is the same
6912 as previous note. Clear cur_loc_changed and in_changed_variables
6913 at the end before removing from changed_variables.
6914 (check_changed_vars_3): New function.
6915 (emit_notes_for_changes): Traverse changed_vars to call
6916 check_changed_vars_3 on each changed var.
6917 (emit_notes_for_differences_1): Clear cur_loc_changed and
6918 in_changed_variables. Recompute cur_loc of new_var.
6919 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6920 (vt_emit_notes): Initialize and destroy emitted_notes.
6922 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6924 PR rtl-optimization/42220
6925 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6926 Use verify_reg_tracked to determine if we should use OP_OUT rather
6928 (build_def_use): If we see an in-out operand for a register that we
6929 know nothing about, treat is an output if possible, fail the block if
6932 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6935 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6938 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6941 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6942 uses of relevant DEFs that are dead outside the loop too.
6944 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6946 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6948 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6950 * var-tracking.c (values_to_unmark): New variable.
6951 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6952 values_to_unmark vector. Moved body to...
6953 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6954 instead queue it into values_to_unmark vector.
6955 (vt_find_locations): Free values_to_unmark vector.
6957 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6959 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6960 (site.exp): Export them when plugins are enabled.
6962 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6965 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6967 (chrec_fold_multiply): Same.
6969 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6972 * c-decl.c (build_compound_literal): Return early if init is
6975 2010-03-04 Martin Jambor <mjambor@suse.cz>
6977 PR tree-optimization/43164
6978 PR tree-optimization/43191
6979 * tree-sra.c (type_consists_of_records_p): Reject records with
6980 zero-size bit-fields at the end.
6982 2010-03-04 Mike Stump <mikestump@comcast.net>
6984 * Makefile.in (TAGS): Remove *.y.
6986 2010-03-04 Richard Guenther <rguenther@suse.de>
6988 PR tree-optimization/40761
6989 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6991 (my_rev_post_order_compute): New function.
6992 (init_pre): Call it.
6994 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6997 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6998 decrease the cost of an IV candidate when the cost is infinite.
7000 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7002 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7003 Use '3DNow!' for the extension of that name, ensure normal space
7005 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7007 2010-03-03 Jeff Law <law@redhat.com>
7009 * PR middle-end/32693
7010 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7011 than gen_rtx_SUBREG.
7012 (extract_bit_field_1): Likewise.
7014 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7016 * doc/sourcebuild.texi (Test directives): Document that arguments
7017 include-opts and exclude-opts are now optional for dg-skip-if,
7018 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7020 2010-03-03 Jason Merrill <jason@redhat.com>
7023 * cgraph.h (varpool_node): Add extra_name field.
7024 * varpool.c (varpool_extra_name_alias): New.
7025 (varpool_assemble_decl): Emit extra name aliases.
7026 (varpool_mark_needed_node): Look past an extra name alias.
7027 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7028 * lto-streamer-in.c (lto_input_tree): Read it.
7029 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7031 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7033 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7034 (sparc*-*-solaris2*): ...this.
7036 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7039 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7040 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7041 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7042 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7045 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7046 fallthrough to default handling, just with want_address 0 instead of 2.
7047 For single element lists, add_AT_loc directly, otherwise create an
7048 artificial variable DIE and stick location list to it.
7051 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7052 (VAL_EXPR_HAS_REVERSE): Define.
7053 (reverse_op): New function.
7054 (add_stores): For reversible operations add an extra MO_VAL_USE.
7056 2010-03-02 Jason Merrill <jason@redhat.com>
7058 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7060 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7062 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7063 (sparc64-*-linux*): Likewise.
7064 (sparc64-*-solaris2*): Include assembler files before linker ones.
7065 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7066 * config/sparc/gas.h: Delete.
7067 * config/sparc/sol2-64.h: Add copyright notice.
7068 * config/sparc/sol2-gas-bi.h: Likewise.
7069 * config/sparc/sol2-gld.h: Likewise.
7070 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7071 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7072 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7073 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7074 (sparc_elf_asm_named_section): Rename into...
7075 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7077 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7079 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7081 2010-03-02 Jeff Law <law@redhat.com>
7084 * reload1.c (rtx_p, substitute_stack): Declare.
7085 (substitute): Record addresses of changed rtxs.
7086 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7087 Restore the original rtx when complete.
7088 (reload): Free subsitute_stack when complete.
7090 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7092 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7093 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7095 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7096 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7097 Torture Tests): Change from subsection to section.
7099 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7100 Steven Bosscher <steven@gcc.gnu.org>
7102 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7105 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7108 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7109 the assignment from the new induction variable to the assignment
7110 of the value from the original loop PHI function.
7112 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7113 Daniel Jacobowitz <dan@codesourcery.com>
7115 * doc/sourcebuild.texi (Test directives): Clarify options to
7118 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7120 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7121 Disable cfi directives unless GCC and gas agree on using read-only
7122 .eh_frame sections for 64-bit.
7123 * configure: Regenerate.
7125 2010-03-01 Richard Guenther <rguenther@suse.de>
7127 PR tree-optimization/43220
7128 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7129 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7131 2010-03-01 Richard Guenther <rguenther@suse.de>
7132 Martin Jambor <mjambor@suse.cz>
7135 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7136 gimplified parameters.
7138 2010-03-01 Christian Bruel <christian.bruel@st.com>
7140 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7142 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7144 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7146 2010-03-01 Richard Guenther <rguenther@suse.de>
7149 * expr.c (expand_assignment): Use the alias-oracle to tell
7150 if the rhs aliases the result decl.
7152 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7155 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7156 to sol_gt_pch_get_address.
7157 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7158 64-bit, SPARC and x86.
7159 (sol_gt_pch_get_address): New function.
7161 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7163 * toplev.h (inform_n, error_n): Declare.
7164 * diagnostic.c (inform_n, error_n): New function.
7166 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7168 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7169 has no rtl yet when processing local_decls, queue it and recheck
7170 if deferred stack allocation hasn't assigned it rtl.
7172 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7174 * config/sh/sh.c (unspec_bbr_uid): New.
7175 (gen_block_redirect): Use it instead of INSN_UID.
7176 (gen_far_branch): Likewise.
7178 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7180 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7181 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7183 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7185 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7186 (Warning Options): -Wno-conversion-null is valid for
7187 Objective-C++ as well.
7188 * doc/tm.texi (Named Address Spaces): Likewise.
7189 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7190 * doc/tree-ssa.texi (Tree SSA): Likewise.
7192 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7195 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7196 by default. Don't set the default arch for
7197 i[34567]86-*-darwin*|x86_64-*-darwin*.
7199 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7202 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7203 default. Set the default 32bit/64bit archs with $with_arch
7204 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7206 2010-02-27 Richard Guenther <rguenther@suse.de>
7208 PR tree-optimization/43186
7209 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7210 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7211 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7212 unroller iterations.
7214 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7216 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7217 required and i[34567]86-*-* targets don't support 64bit ISA.
7219 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7222 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7225 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7227 * config.gcc: Set the default arch at least to Prescott for
7228 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7229 if SSE math is enabled.
7231 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7233 * diagnostic.c (diagnostic_initialize): Update.
7234 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7236 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7237 (diagnostic_inhibit_notes): New.
7238 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7240 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7243 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7244 * doc/standards.texi: Likewise.
7245 * doc/extend.texi: Likewise.
7246 * doc/trouble.texi: Likewise.
7247 * doc/cppopts.texi: Likewise.
7248 * doc/install.texi: Likewise.
7249 * c.opt (std=c90,std=gnu90): New options.
7250 * c-opts.c (c_common_handle_option): Handle them.
7252 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7255 * c-decl.c (undeclared_variable): Use an informative note.
7257 2010-02-26 Richard Guenther <rguenther@suse.de>
7259 PR tree-optimization/43186
7260 * gimple.h (gimple_fold): Remove.
7261 * gimple.c (gimple_fold): Remove. Inline into single user ...
7262 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7263 Try harder for conditions.
7265 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7268 * function.c (used_types_insert): Don't skip through named pointer
7269 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7270 and it is different from the main variant's type.
7272 2010-02-26 Nick Clifton <nickc@redhat.com>
7274 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7276 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7278 * config.gcc: Support --with-fpmath=sse for x86.
7280 * config/i386/ssemath.h: New.
7282 * doc/install.texi (--with-fpmath=sse): Documented.
7284 2010-02-26 Richard Guenther <rguenther@suse.de>
7286 PR tree-optimization/43188
7287 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7288 vector types of over-aligned element type.
7290 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7293 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7294 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7296 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7298 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7300 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7302 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7303 * var-tracking.c: Include diagnostic.h.
7304 (debug_dv): New function.
7305 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7308 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7309 (add_value_chain, add_value_chains, remove_value_chain,
7310 remove_value_chains): Handle DEBUG_EXPRs.
7311 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7314 * regcprop.c (struct queued_debug_insn_change): New type.
7315 (struct value_data_entry): Add debug_insn_changes field.
7316 (struct value_data): Add n_debug_insn_changes field.
7317 (debug_insn_changes_pool): New variable.
7318 (free_debug_insn_changes, apply_debug_insn_changes,
7319 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7320 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7321 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7323 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7325 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7326 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7327 changes, call cprop_find_used_regs via note_stores.
7328 (copyprop_hardreg_forward): When copying vd from predecessor
7329 which has any queued DEBUG_INSN changes, make sure the pointers are
7330 cleared. At the end call df_analyze and then if there are any
7331 DEBUG_INSN changes queued at the end of some basic block for still
7332 live registers, apply them.
7333 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7335 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7337 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7340 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7342 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7343 targets. Set the default with_cpu/with_arch from arch/cpu.
7344 Allow x86-64 and native for with_cpu/with_arch.
7346 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7348 * ebitmap.c: Change calls to verify_popcount with calls to
7349 sbitmap_verify_popcount.
7350 (ebitmap_clear_bit): Fixed map->cacheindex test and
7351 map>cache update when bit clearing results in an empty
7354 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7357 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7358 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7359 and support both V2DF and V2DI modes.
7360 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7361 support both V2DF and V2DI modes.
7362 (general): Delete trailing whitespace from a few patterns.
7364 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7365 V2DF/V2DI interleave high/low builtins.
7367 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7370 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7371 interleave high/low functions.
7373 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7375 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7376 #pragma extern_prefix.
7378 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7381 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7382 BLKmode, assert op0 is a MEM and just adjust its mode.
7385 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7386 if bitpos isn't multiple of mode's bitsize.
7388 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7390 * c.opt (-ftemplate-depth=): New.
7391 (-ftemplate-depth-): Deprecate.
7392 * optc-gen.awk: Handle -ftemplate-depth=.
7393 * opth-gen.awk: Likewise.
7394 * c-opts.c (c_common_handle_option): Likewise.
7395 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7397 2010-02-24 Jason Merrill <jason@redhat.com>
7399 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7401 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7403 * cfg.c (alloc_aux_for_block): Remove inline.
7404 (alloc_aux_for_edge): Likewise.
7406 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7408 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7410 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7412 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7413 * config/i386/sol2-gas.h: New file.
7414 * config.gcc (i[34567]86-*-solaris2*): Use it.
7416 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7419 * c-typeck.c (ep_convert_and_check): New.
7420 (build_conditional_expr): Use it.
7421 (build_binary_op): Likewise.
7423 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7425 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7428 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7429 bounds even for -O+.
7430 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7431 expr needs to have DECL_NAME set.
7433 2010-02-24 Nick Clifton <nickc@redhat.com>
7435 * config/mep/mep.c: Include gimple.h.
7436 (mep_function_uses_sp): Delete unused function.
7437 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7438 parameters. Use unsigned integers to count args. Return a
7439 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7441 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7444 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7445 greater or equal to nelt instead of 2 * nelt.
7446 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7449 2010-02-23 Jason Merrill <jason@redhat.com>
7452 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7453 in cfun->local_decls even if they have register types.
7456 * stor-layout.c (place_field): Don't warn about unnecessary
7457 DECL_PACKED if the type is packed.
7459 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7462 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7463 GOTOFF relocs, even when the base reg isn't pic pointer.
7465 2010-02-23 Michael Matz <matz@suse.de>
7468 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7469 (expand_gimple_basic_block): Generate and use debug temps if there
7470 are debug uses left after the last real use of TERed ssa names.
7471 Unlink debug immediate uses when they are expanded.
7473 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7476 * config/i386/i386.c (override_options): Reorganise to provide
7477 better error messages.
7479 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7482 * graphite-scop-detection.c (create_single_exit_edge): Move
7483 the call to find_single_exit_edge to....
7484 (create_sese_edges): ...here. Don't handle multiple edges
7485 exiting the function.
7486 (build_graphite_scops): Don't handle multiple edges
7487 exiting the function.
7489 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7492 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7493 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7495 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7498 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7500 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7503 * c-typeck.c (convert_arguments): Print declaration location.
7504 * c-common.c (validate_nargs): Rename as
7505 builtin_function_validate_nargs.
7506 (check_builtin_function_arguments): Update.
7508 2010-02-22 Richard Guenther <rguenther@suse.de>
7511 * tree-inline.c (declare_return_variable): Use the type of
7512 the call stmt lhs if available.
7514 2010-02-22 Duncan Sands <baldrick@free.fr>
7516 * passes.c (register_pass): Always consider all pass lists when
7517 ref_pass_instance_number is zero.
7519 2010-02-22 Richard Guenther <rguenther@suse.de>
7521 PR tree-optimization/42749
7522 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7523 parameter. Do arithmetic in the original type.
7524 (update_accumulator_with_ops): Likewise.
7525 (adjust_accumulator_values): Adjust.
7527 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7529 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7530 (QI to BLKmode splitter): New splitter.
7532 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7534 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7535 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7537 2010-02-22 Richard Guenther <rguenther@suse.de>
7539 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7541 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7543 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7544 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7545 ($(T)crti.o, $(T)crtn.o): Remove rules.
7547 2010-02-21 Tobias Burnus <burnus@net-b.de>
7550 * doc/invoke.texi (-fassociative-math): Document that this
7551 option is automatically enabled for Fortran.
7553 2010-02-20 David S. Miller <davem@davemloft.net>
7555 * configure.ac: Test if linker and assembler properly support
7556 GOTDATA_OP relocations.
7557 * configure: Rebuild.
7558 * config.in: Likewise.
7559 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7560 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7561 (movsi_high_pic): Likewise.
7562 (movdi_lo_sum_pic): Likewise.
7563 (movdi_high_pic): Likewise.
7564 (movsi_pic_gotdata_op): New pattern.
7565 (movdi_pic_gotdata_op): Likewise.
7566 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7567 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7569 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7572 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7573 attribute to ssemul.
7574 (xop_mulv2div2di3_high): Ditto.
7576 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7579 * c.opt (Wconversion-null): New option.
7580 * doc/invoke.texi (Wconversion-null): Document.
7582 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7584 * common.opt (Wlarger-than-): Add Undocumented.
7586 2010-02-19 Mike Stump <mikestump@comcast.net>
7588 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7590 2010-02-19 Jason Merrill <jason@redhat.com>
7593 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7594 * configure: Likewise.
7596 2010-02-20 Alan Modra <amodra@gmail.com>
7599 * cgraph.h (cgraph_make_decl_local): Declare.
7600 * cgraph.c (cgraph_make_decl_local): New function.
7601 (cgraph_make_node_local): Use it.
7602 * cgraphunit.c (cgraph_function_versioning): Likewise.
7603 * ipa.c (function_and_variable_visibility): Likewise.
7605 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7608 * except.c (sjlj_emit_function_enter): Don't call
7609 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7611 * rtl.h (add_reg_br_prob_note): Remove prototype.
7613 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7616 * c-common.c (conversion_warning): Remove widening conversions
7617 before checking the conversion of integers to reals.
7619 2010-02-19 Mike Stump <mikestump@comcast.net>
7622 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7625 * cgraphunit.c (process_function_and_variable_attributes): Check
7626 DECL_PRESERVE_P instead of looking up attribute "used".
7627 * ipa-pure-const.c (check_decl): Likewise.
7628 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7629 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7630 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7631 instead of attribute "used".
7632 * config/sol2-c.c (solaris_pragma_init): Likewise.
7633 (solaris_pragma_fini): Likewise.
7635 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7637 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7638 Use XCNEW instead of xcalloc.
7639 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7640 XNEW instead of xmalloc.
7641 (get_fields): Use XNEWVEC instead of xmalloc.
7644 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7645 populate vars array.
7646 (create_new_general_access): For debug stmts just reset value.
7647 (get_stmt_accesses): For accesses within debug stmts just record them
7648 using add_access_to_acc_sites instead of preventing the peeling or
7649 counting them as accesses.
7652 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7654 2010-02-19 Richard Guenther <rguenther@suse.de>
7656 PR tree-optimization/42916
7657 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7660 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7662 * configure.ac: Replace all uses of changequote in macro arguments
7663 with proper quoting.
7665 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7668 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7670 2010-02-19 Richard Guenther <rguenther@suse.de>
7672 PR tree-optimization/42944
7673 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7674 test for aliasing with errno.
7676 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7679 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7680 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7681 * dojump.c: Include output.h.
7682 (inv): New inline function.
7683 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7684 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7685 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7686 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7687 argument, pass it down to other calls.
7688 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7689 add REG_BR_PROB note to the conditional jump.
7690 * cfgexpand.c (add_reg_br_prob_note): Removed.
7691 (expand_gimple_cond): Don't call it, add the probability
7692 as last argument to jumpif_1/jumpifnot_1.
7693 * Makefile.in (dojump.o): Depend on output.h.
7694 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7696 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7697 * stmt.c (do_jump_if_equal): Likewise.
7698 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7699 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7700 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7702 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7703 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7704 jumpifnot_1 callers.
7705 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7707 (store_expr): Adjust jumpifnot caller.
7708 (store_constructor): Adjust jumpif caller.
7711 * gimplify.c (gimple_boolify): For __builtin_expect call
7712 gimple_boolify also on its first argument.
7714 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7716 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7718 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7719 * configure: Regenerated.
7721 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7723 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7724 lang_hooks.types_compatible_p instead of comptypes.
7726 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7728 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7729 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7730 if __prefer_thumb__ is defined.
7732 2010-02-18 Martin Jambor <mjambor@suse.cz>
7734 PR tree-optimization/43066
7735 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7736 array with zero-sized element type.
7738 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7740 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7741 rtx, allocate struct var_loc_node here and return it to the
7742 caller, and only if it is actually needed.
7743 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7744 move it earlier and return immediately if it returns NULL.
7746 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7748 * config/sparc/gas.h: New file. Restore
7749 TARGET_ASM_NAMED_SECTION to its ELF default.
7750 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7752 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7753 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7754 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7755 after sparc/sysv4.h.
7757 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7759 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7761 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7763 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7764 patterns from predicated pattern.
7766 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7769 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7770 for insn mnemonic suffix.
7772 2010-02-17 Richard Guenther <rguenther@suse.de>
7774 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7777 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7780 * caller-save.c (save_call_clobbered_regs): If BB ends with
7781 a DEBUG_INSN, move any notes in between last real insn and the last
7782 DEBUG_INSN after the last DEBUG_INSN.
7784 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7786 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7787 Fix return type. Fix argument type. Explain meaning of return value.
7789 2010-02-16 Richard Guenther <rguenther@suse.de>
7791 PR tree-optimization/41043
7792 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7793 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7795 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7797 2010-02-16 Ira Rosen <irar@il.ibm.com>
7799 PR tree-optimization/43074
7800 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7801 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7802 vectorizable cycles in hybrid SLP check.
7803 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7805 2010-02-16 Richard Guenther <rguenther@suse.de>
7807 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7808 (true_dependence): If memrefs_conflict_p computes must-alias
7809 trust it. Move TBAA check after offset-based disambiguation.
7810 (canon_true_dependence): Likewise.
7812 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7814 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7815 * doc/invoke.texi: Document it.
7816 * var-tracking.c: Include toplev.h and params.h.
7817 (vt_find_locations): Return bool indicating success. Compute
7818 hash sizes unconditionally. Check new parameter, report.
7819 (variable_tracking_main_1): Check vt_find_locations results and
7820 retry. Renamed from...
7821 (variable_tracking_main): ... this. New wrapper to preserve
7822 flag_var_tracking_assignments.
7823 * Makefile.in (var-tracking.o): Adjust dependencies.
7825 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7826 Jakub Jelinek <jakub@redhat.com>
7829 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7830 if weak_import attribute is present.
7831 * config/darwin.c (machopic_select_section): Likewise.
7833 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7835 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7836 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7837 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7838 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7840 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7843 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7846 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7847 Rewrite text to refer to the names.
7849 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7851 * config/i386/i386-builtin-types.def
7852 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7853 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7854 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7855 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7856 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7857 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7858 IX86_BUILTIN_VPERMIL2PS256.
7859 (MULTI_ARG_4_DF2_DI_I): Defined.
7860 (MULTI_ARG_4_DF2_DI_I1): Defined.
7861 (MULTI_ARG_4_SF2_SI_I): Defined.
7862 (MULTI_ARG_4_SF2_SI_I1): Defined.
7863 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7864 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7865 __builtin_ia32_vpermil2ps256.
7866 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7867 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7868 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7869 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7870 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7871 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7872 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7873 CODE_FOR_xop_vpermil2v8sf3.
7874 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7875 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7876 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7877 (_mm256_permute2_pd): New.
7878 (_mm_permute2_ps): New.
7879 (_mm256_permute2_ps): New.
7881 2010-02-15 Nick Clifton <nickc@redhat.com>
7883 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7884 boolean parameters. Use emit_jump_insn when emitting a pop
7885 instruction containing a return insn.
7886 (push): Use 'true' rather than '1' as second parameter to F.
7887 (h8300_expand_prologue): Likewise.
7888 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7889 (h8300_expand_epilogue): Likewise.
7891 2010-02-15 Richard Guenther <rguenther@suse.de>
7894 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7897 2010-02-15 Nick Clifton <nickc@redhat.com>
7899 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7902 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7904 * intl.c (fake_ngettext): New function.
7905 * intl.h (fake_ngettext): Declare.
7906 (ngettext): Define macro.
7907 * collect2.c (notice_translated): New function.
7908 (main): Use notice_translated and ngettext.
7909 * collect2.h (notice_translated): Declare.
7911 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7913 * reorg.c (delete_computation): Comment fixes.
7914 * caller-save.c (setup_save_areas): Idem.
7915 * sel-sched-dump.c (dump_lv_set): Idem.
7918 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7920 * config/s390/s390.c (s390_sched_init): New function.
7921 (TARGET_SCHED_INIT): Target hook defined.
7923 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7924 Jack Howarth <howarth@bromo.med.uc.edu>
7925 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7928 Partial revert of unintended change in fix for PR41605.
7929 * config/darwin.h: Fix typo.
7930 * config/darwin9.h: Same.
7932 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7934 * c-pch.c (pch_init): Clear v.
7936 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7939 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7940 graphite_can_represent_init for MULT_EXPR.
7942 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7946 * graphite-sese-to-poly.c (remove_phi): New.
7947 (translate_scalar_reduction_to_array): Call remove_phi.
7949 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7952 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7953 * graphite-clast-to-gimple.h (gloog): Update declaration.
7954 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7955 * graphite-poly.h (struct poly_bb): Add missing comments.
7956 (struct scop): Add poly_scop_p field.
7958 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7959 * graphite.c (graphite_transform_loops): Build the polyhedral
7960 representation for each scop before code generation.
7961 * sese.c (rename_variables_in_operand): Removed.
7962 (rename_variables_in_expr): Return the renamed expression.
7963 (rename_sese_parameters): New.
7964 * sese.h (rename_sese_parameters): Declared.
7966 2010-02-11 Richard Guenther <rguenther@suse.de>
7968 PR tree-optimization/42998
7969 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7970 POINTER_PLUS_EXPR properly.
7972 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7973 Changpeng Fang <changpeng.fang@amd.com>
7976 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7977 the cost of an IV candidate when the IV is used in a test against zero.
7979 * gcc.dg/tree-ssa/ivopts-3.c: New.
7981 2010-02-11 Richard Guenther <rguenther@suse.de>
7984 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7985 pointer-vs-decl case by swapping refs. Handle some cases
7986 of pointer-vs-decl disambiguations more conservatively.
7987 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7988 to false after expanding.
7990 2010-02-11 Richard Guenther <rguenther@suse.de>
7993 * gcc.c (process_command): Handle LTO file@offset case more
7996 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7998 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7999 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8001 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8003 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8004 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8005 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8006 Optimize eq/ne comparisons when both arguments are known to be
8008 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8009 Don't mask operands unnecessarily if they are known to be already
8012 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8014 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8017 2010-02-10 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/43017
8020 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8021 for wrapping signed arithmetic.
8023 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8026 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8027 if no debug info should be emitted for it.
8029 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8031 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8032 note when flag_exceptions is set.
8034 2010-02-10 Duncan Sands <baldrick@free.fr>
8036 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8038 2010-02-10 Richard Guenther <rguenther@suse.de>
8041 * tree.c (get_unwidened): Handle constants.
8042 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8044 2010-02-10 Martin Jambor <mjambor@suse.cz>
8047 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8048 check for variable argument counts independently.
8050 2010-02-10 Christian Bruel <christian.bruel@st.com>
8053 * config/sh/sh.c (find_barrier): Increase length for non delayed
8054 conditional branches.
8056 2010-02-10 Christian Bruel <christian.bruel@st.com>
8058 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8060 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8062 * builtins.c (set_builtin_user_assembler_name): Also handle
8063 ffs if int is smaller than word.
8065 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8068 * ira-conflicts.c (get_dup): Remove.
8069 (process_reg_shuffles): Add new parameter. Use it as an
8070 additional guard for copy generation.
8071 (add_insn_allocno_copies): Rewrite.
8073 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8075 * common.opt (fsched2-use-traces): Preserved for backward
8077 * doc/invoke.texi: Remove the documentation about option
8078 -fsched2-use-traces.
8079 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8080 flag_sched2_use_traces.
8081 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8082 the backward compatibility flag section.
8084 2010-02-09 Richard Guenther <rguenther@suse.de>
8086 PR tree-optimization/43008
8087 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8088 make HEAP variables initialized from global memory if they
8089 are not known builtin functions.
8090 (find_func_aliases): Adjust.
8092 2010-02-09 Richard Guenther <rguenther@suse.de>
8094 PR tree-optimization/43000
8095 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8096 arithmetic manually.
8098 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8100 PR tree-optimization/42931
8101 * tree-loop-linear.c (try_interchange_loops): Don't call
8102 double_int_mul if estimated_loop_iterations failed.
8104 2010-02-08 Martin Jambor <mjambor@suse.cz>
8107 * tree-sra.c (build_accesses_from_assign): Do not mark in
8108 should_scalarize_away_bitmap if stmt has volatile ops.
8109 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8112 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8114 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8116 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8118 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8121 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8124 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8126 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8129 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8130 to unknown_dependence.
8131 (graphite_legal_transform_dr): Handle the unknown_dependence.
8132 (graphite_carried_dependence_level_k): Same.
8134 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8136 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8138 2010-02-07 Richard Guenther <rguenther@suse.de>
8141 * expr.c (get_inner_reference): Always initialize *pbitsize.
8143 2010-02-07 Richard Guenther <rguenther@suse.de>
8146 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8147 new ARRAY_REFs on variable size element or minimal index arrays.
8149 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8150 gimple_fold_indirect_ref.
8152 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8155 * arm.c (arm_override_options): Just return if the user has specified
8156 an invalid fpu name.
8158 2010-02-03 Jason Merrill <jason@redhat.com>
8161 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8162 i386_pe_maybe_record_exported_symbol.
8164 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8167 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8168 (pa_delegitimize_address): New function.
8170 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8172 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8173 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8175 2010-02-05 Richard Guenther <rguenther@suse.de>
8178 * lto-streamer-in.c (get_resolution): Deal with references
8179 to undefined functions.
8181 2010-02-05 Richard Guenther <rguenther@suse.de>
8183 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8184 (fold_const_aggregate_ref): Likewise.
8185 (ccp_fold_stmt): Substitute loads.
8186 (maybe_fold_reference): Verify types before substituting.
8188 (fold_gimple_assign): Unshare properly.
8189 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8191 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8193 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8194 for rs6000_gen_cell_microcode.
8196 2010-02-04 Richard Guenther <rguenther@suse.de>
8198 PR rtl-optimization/42952
8199 * dse.c (const_or_frame_p): Remove MEM handling.
8201 2010-02-04 Nick Clifton <nickc@redhat.com>
8203 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8204 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8205 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8206 (mn10300_asm_output_mi_thunk): New function.
8207 (mn10300_can_output_mu_thunk): New function.
8208 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8209 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8210 (FUNCTION_ARG): Delete incorrect comment.
8212 2010-02-03 Jason Merrill <jason@redhat.com>
8215 * fold-const.c (operand_equal_p): Handle erroneous types.
8217 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8219 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8221 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8223 PR rtl-optimization/42941
8224 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8227 2010-02-03 Jason Merrill <jason@redhat.com>
8230 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8232 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8235 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8236 (cselib_reset_table): Renamed from...
8237 (cselib_reset_table_with_next_value): ... this.
8238 (cselib_get_next_uid): Renamed from...
8239 (cselib_get_next_unknown_value): ... this.
8240 * cselib.c (next_uid): Renamed from...
8241 (next_unknown_value): ... this.
8242 (cselib_clear_table): Adjust.
8243 (cselib_reset_table): Adjust. Renamed from...
8244 (cselib_reset_table_with_next_value): ... this.
8245 (cselib_get_next_uid): Adjust. Renamed from...
8246 (cselib_get_next_unknown_value): ... this.
8247 (get_value_hash): Use hash.
8248 (cselib_hash_rtx): Likewise.
8249 (new_cselib_val): Adjust. Set and dump uid.
8250 (cselib_lookup_mem): Pass next_uid as hash.
8251 (cselib_subst_to_values): Likewise.
8252 (cselib_log_lookup): Dump uid.
8253 (cselib_lookup): Pass next_uid as hash. Adjust.
8254 (cselib_process_insn): Adjust.
8255 (cselib_init): Initialize next_uid.
8256 (cselib_finish): Adjust.
8257 (dump_cselib_table): Likewise.
8258 * dse.c (canon_address): Dump value uid.
8259 * print-rtl.c (print_rtx): Print value uid.
8260 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8262 (dv_uid): New function, sort of renamed from...
8263 (dv_htab_hash): ... this, reimplemented in terms of it and...
8264 (dv_uid2hash): ... this. New.
8265 (variable_htab_eq): Drop excess assertions.
8266 (tie_break_pointers): Removed.
8267 (canon_value_cmp): Compare uids.
8268 (variable_post_merge_New_vals): Print uids.
8269 (vt_add_function_parameters): Adjust.
8270 (vt_initialize): Reset table. Adjust.
8272 2010-02-03 Richard Guenther <rguenther@suse.de>
8274 PR tree-optimization/42944
8275 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8276 (call_may_clobber_ref_p_1): Likewise. Properly handle
8277 malloc and calloc clobbering errno.
8279 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8281 * doc/invoke.texi: Fix name of sched1 dump.
8283 * opts.c (decode_options): Set flag_tree_switch_conversion
8284 only conditionally on optimize >= 2.
8286 * gcse.c: Assorted comment fixes in pass description.
8288 2010-02-03 Anthony Green <green@moxielogic.com>
8290 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8291 nop padding in order to maintain alignment of storage location of
8292 target function address.
8293 (moxie_trampoline_init): Store target function address at newly
8295 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8297 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8299 2010-02-03 Richard Guenther <rguenther@suse.de>
8302 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8304 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8306 * config.gcc: Reenable check for obsolete targets.
8307 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8308 mips-sgi-irix6.[0-4]*.
8310 2010-02-02 Nick Clifton <nickc@redhat.com>
8312 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8313 constant size of 4 as being the same as 0.
8314 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8315 can take values in the range 0..4.
8317 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8320 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8321 as _darwin10_Unwind_FindEnclosingFunction().
8322 * libgcc-libsystem.ver: New.
8324 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8327 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8328 implicitly set registers.
8330 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8332 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8333 (arm_override_options): Allow automatic selection of the thread
8334 pointer register if thumb2.
8335 (legitimize_pic_address): Improve code sequences for Thumb2.
8336 (arm_call_tls_get_addr): Likewise.
8337 (legitimize_tls_address): Likewise.
8338 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8339 (pic_load_addr_32bit): ... this. New named pattern.
8340 * thumb2.md (pic_load_addr_thumb2): Delete.
8341 (pic_load_dot_plus_four): Delete.
8342 (tls_load_dot_plus_four): New named pattern.
8344 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8347 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8348 Document fix for TLS bug.
8350 2010-01-31 Richard Guenther <rguenther@suse.de>
8352 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8353 conservatively correct.
8355 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8359 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8361 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8363 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8365 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8367 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8369 * config.gcc: Adjust order of makefile fragments for mingw targets.
8371 2010-01-31 Richard Guenther <rguenther@suse.de>
8374 * gimplify.c (gimplify_init_constructor): For volatile LHS
8375 initialize a temporary.
8377 2010-01-31 Matthias Klose <doko@ubuntu.com>
8379 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8381 * configure: Regenerate.
8383 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8385 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8386 the same alias set and their sizes different constantness.
8387 (aliasing_component_refs_p): Revert 2009-10-24 change.
8389 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8391 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8394 2010-01-29 Richard Guenther <rguenther@suse.de>
8396 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8397 Assert we successfully updated the call.
8399 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8401 PR rtl-optimization/42889
8402 * df.h (df_set_bb_dirty_nonlr): New prototype.
8403 * df-core.c (df_set_bb_dirty_nonlr): New function.
8404 * df-scan.c (df_insn_rescan): Call it instead of
8405 df_set_bb_dirty for DEBUG_INSNs.
8407 2010-01-29 Richard Guenther <rguenther@suse.de>
8410 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8411 quadratic behavior in most cases.
8413 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8416 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8417 in the call to gen_x86_movsicc_0_m1.
8419 2010-01-28 Richard Guenther <rguenther@suse.de>
8421 PR tree-optimization/42871
8422 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8424 2010-01-28 Richard Guenther <rguenther@suse.de>
8426 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8427 into call arguments.
8429 2010-01-28 Richard Guenther <rguenther@suse.de>
8432 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8433 the forwarder if the destination is an EH landing pad.
8435 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8437 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8438 block list passed to gimple_duplicate_sese_tail.
8439 (parallelize_loops): Avoid parallelization when the function
8441 Avoid parallelization when the preheader is IRREDUCIBLE.
8442 Try to optimize when estimated_loop_iterations_int is unresolved.
8443 Add the loop's location to the dump file.
8444 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8445 (gimple_duplicate_sese_tail): Remove the check for the latch.
8446 Redirect nexits to the exit block.
8447 Remove handling of the incoming edges to the latch.
8448 Redirect the backedge from the copied latch to the exit bb.
8450 2010-01-28 Michael Matz <matz@suse.de>
8453 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8454 Wrap force_reg into a sequence, emit it before user.
8456 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8458 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8460 (arm_legacy_rev): Likewise.
8461 (thumb_legacy_rev): Likewise.
8463 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8465 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8466 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8467 on MEM's address failed, try avoid_constant_pool_reference and
8468 recurse if it returned something different.
8469 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8470 address, try avoid_constant_pool_reference and recurse if it
8471 returned something different.
8472 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8473 address and avoid_constant_pool_reference returned something
8474 different, don't set have_address.
8476 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8479 * var-tracking.c (val_store): Add modified argument, obey it.
8481 (count_uses): Move down logging of main.
8482 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8483 don't need resolution.
8484 (emit_notes_in_bb): Likewise.
8486 2010-01-27 Richard Guenther <rguenther@suse.de>
8489 * tree-inline.c (remap_decl): Delay remapping of SSA name
8490 default definitions until we need them.
8492 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8494 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8495 (rs6000_delegitimize_address): New function.
8497 * config/s390/s390.c (s390_delegitimize_address): Call
8498 delegitimize_mem_from_attrs.
8501 * tree-inline.c (cannot_copy_type_1): Removed.
8502 (copy_forbidden): Don't forbid copying of functions containing
8503 records/unions with variable length fields.
8505 2010-01-27 Christian Bruel <christian.bruel@st.com>
8509 * config/sh/sh.c (find_barrier): Increase length for non delayed
8510 conditional branches.
8512 2010-01-27 Matthias Klose <doko@ubuntu.com>
8514 * configure.ac (gnu-unique-object): Fix ldd version check.
8515 * configure: Regenerate.
8517 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8519 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8521 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8522 Test for HAVE_GNU_AS value.
8524 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8526 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8527 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8528 INT64_TYPE): Define.
8529 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8530 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8531 INT_LEAST64_TYPE): Define.
8532 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8533 UINT_LEAST64_TYPE): Define.
8534 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8535 INT_FAST64_TYPE): Define.
8536 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8537 UINT_FAST64_TYPE): Define.
8538 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8539 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8540 (SIG_ATOMIC_TYPE): Define.
8542 2010-01-26 Richard Guenther <rguenther@suse.de>
8544 * df-scan.c (df_scan_set_bb_info): Remove assert.
8545 (df_insn_rescan_debug_internal): Merge asserts.
8546 (df_install_ref): Likewise.
8547 (df_mark_reg): Use bitmap_set_range.
8548 (df_hard_reg_used_p): Remove assert.
8549 (df_hard_reg_used_count): Likewise.
8551 2010-01-26 Richard Guenther <rguenther@suse.de>
8553 PR rtl-optimization/42685
8554 * web.c (web_main): Ignore DEBUG_INSNs.
8556 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8558 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8560 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8561 Fix types of fndecl and arglist parameters.
8563 2010-01-26 Richard Guenther <rguenther@suse.de>
8566 * tree-eh.c (unsplit_eh): Skip debug insns.
8568 2010-01-26 Richard Guenther <rguenther@suse.de>
8570 PR tree-optimization/42250
8571 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8573 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8576 * omp-low.c (expand_omp_sections): Only use single_pred if
8577 l2_bb is single_pred_p.
8579 2010-01-25 Christian Bruel <christian.bruel@st.com>
8582 * config/sh/sh.c (find_barrier): Increase length for non delayed
8583 conditional branches.
8584 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8586 2010-01-24 David S. Miller <davem@davemloft.net>
8588 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8589 define if not using GAS.
8590 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8591 Likewise. Delete SECTION_MERGE code, which is only applicable
8594 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8597 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8598 mangling of va_list in system headers.
8600 2010-01-23 Toon Moene <toon@moene.org>
8602 * tree-predcom.c (combine_chains): Return NULL, not false.
8604 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8606 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8607 initialization of variable res to agree with return type.
8609 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8611 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8612 * tree-sra.c: Add include of expr.h.
8614 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8616 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8617 insert the debug stmt on the single non-EH edge from the stmt.
8619 2010-01-22 Richard Henderson <rth@redhat.com>
8622 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8623 the RHS until after generate_subtree_copies has insertted its
8624 code before the current statement.
8626 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8628 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8630 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8632 2010-01-21 Martin Jambor <mjambor@suse.cz>
8634 PR tree-optimization/42585
8635 * tree-sra.c (struct access): New field grp_total_scalarization.
8636 (dump_access): Dump the new field.
8637 (should_scalarize_away_bitmap): New variable.
8638 (cannot_scalarize_away_bitmap): Likewise.
8639 (sra_initialize): Allocate new bitmaps.
8640 (sra_deinitialize): Free new bitmaps.
8641 (create_access_1): New function.
8642 (create_access): Parts moved to create_access_1.
8643 (type_consists_of_records_p): New function.
8644 (completely_scalarize_record): Likewise.
8645 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8646 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8647 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8649 (analyze_all_variable_accesses): Completely scalarize small eligible
8652 2010-01-21 Martin Jambor <mjambor@suse.cz>
8654 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8656 2010-01-21 Andrew Haley <aph@redhat.com>
8658 * gcc.c (process_command): Move lang_specific_driver before
8659 setting cc_libexec_prefix.
8661 2010-01-21 Richard Guenther <rguenther@suse.de>
8664 * fold-const.c (negate_expr_p): Pretend only negative
8665 real constants are easily negatable.
8667 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8668 Jason Merrill <jason@redhat.com>
8670 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8671 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8672 * calls.c (initialize argument_information): Handle it.
8673 * c-common.c (handle_transparent_union_attribute): Use new name.
8674 * c-decl.c (finish_struct): Ditto.
8675 * c-typeck.c (type_lists_compatible_p): Ditto.
8676 (convert_for_assignment): Use new name and also handle record.
8677 * function.c (aggregate_value_p): Handle it.
8678 (pass_by_reference): Ditto.
8679 (assign_parm_data_types): Ditto.
8680 * print-tree.c (print_node): Ditto.
8681 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8682 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8683 * tree.c (first_field): New fn.
8685 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8688 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8689 even when linking statically, for now.
8691 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8694 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8695 without a cselib val.
8696 (count_uses): Accept MO_VAL_SET with no val on stores.
8697 (add_stores): Likewise.
8699 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8701 * var-tracking.c (check_value_val): Add a compile time assertion.
8702 (dv_is_decl_p): Simplify.
8703 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8704 gcc_assert if ENABLE_CHECKING.
8706 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8709 * var-tracking.c: Include tree-flow.h.
8710 (mem_dies_at_call): New.
8711 (dataflow_set_preserve_mem_locs): Use it.
8712 (dataflow_set_remove_mem_locs): Likewise.
8713 (dump_var): Renamed from dump_variable. Adjust all callers.
8714 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8715 * Makefile.in (var-tracking.o): Adjust deps.
8717 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8719 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8721 2010-01-20 Richard Guenther <rguenther@suse.de>
8723 PR tree-optimization/42717
8724 * tree-ssa-dce.c (get_live_post_dom): Remove.
8725 (forward_edge_to_pdom): Take an arbitrary edge to copy
8726 degenerate PHI args from.
8727 (remove_dead_stmt): Use the first post-dominator even if it
8728 does not contain live statements as redirection destination.
8730 2010-01-20 Richard Guenther <rguenther@suse.de>
8732 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8734 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8736 * sel-sched.c (create_speculation_check): Remove set but not used
8738 (try_transformation_cache): Remove set but not used variable ds.
8739 (calculate_privileged_insns): Remove set but not used variables
8740 cur_insn and min_spec_insn.
8741 (find_best_expr): Remove set but not used variable avail_n.
8742 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8744 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8746 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8747 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8750 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8753 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8754 cpu types. Add support for *-sse3 cpu types.
8755 (x86_64-*-*): Ditto.
8757 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8760 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8761 argument, call initializer_constant_valid_p_1 instead of
8762 initializer_constant_valid_p, pass CACHE to it, return NULL
8763 immediately if first call returns NULL.
8764 (initializer_constant_valid_p_1): New function.
8765 (initializer_constant_valid_p): Use it.
8767 2010-01-20 Thomas Quinot <quinot@adacore.com>
8769 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8771 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8773 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8774 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8775 (loc_list_from_tree): Don't handle unsigned division. Handle
8776 signed modulo using DW_OP_{over,over,div,mul,minus}.
8777 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8778 modulo instead of signed.
8780 2010-01-20 DJ Delorie <dj@redhat.com>
8782 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8784 (h8300_emit_stack_adjustment): Propogate it.
8786 (h8300_expand_prologue): Likewise.
8787 (h8300_expand_epilogue): Likewise.
8789 2010-01-19 Michael Matz <matz@suse.de>
8791 PR tree-optimization/41783
8792 * tree-data-ref.c (toplevel): Include flags.h.
8793 (dump_data_dependence_relation): Also dump the inputs if the
8794 result will be unknown.
8795 (split_constant_offset_1): Look through some conversions.
8796 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8797 the offset from last element is too large.
8798 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8799 (reassociate_to_the_same_stmt): Handle vector registers.
8800 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8802 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8803 wide_prolog_niters argument, emit widening instructions.
8804 (vect_do_peeling_for_alignment): Adjust caller, use widened
8805 variant of the iteration cound.
8806 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8808 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8811 * config/arm/neon-testgen.m (emit_automatics): New parameter
8812 features. Adjust for Fixed_return_reg feature.
8813 (test_intrinsic): Call emit_automatics with new feature.
8814 * config/arm/neon.ml: Update copyright years.
8815 (features): New Fixed_return_reg feature.
8816 (ops): Update feature for Vget_low.
8818 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8820 PR tree-optimization/42719
8821 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8825 * fwprop.c (all_uses_available_at): Return false if def_set dest
8826 is a REG that is used in def_insn.
8828 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8830 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8832 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8835 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8837 * target.h (struct gcc_target) <secondary_reload>: Change type
8838 of last argument to secondary_reload_info *.
8840 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8843 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8844 memory references with unaligned offsets. Remove CQImode handling.
8845 (unaligned_memory_operand): Return 1 for memory references with
8846 unaligned offsets. Remove CQImode handling.
8848 2010-01-18 Richard Guenther <rguenther@suse.de>
8851 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8854 2010-01-18 Richard Guenther <rguenther@suse.de>
8856 PR tree-optimization/42781
8857 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8858 restrict processing only if the original variable was artificial.
8860 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8862 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8863 find number of popped argument bytes.
8865 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8866 Fix the text that describes the return value for invalid insns.
8868 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8870 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8871 Clarify what 'cost of the -dependence' is. Fix quoting.
8873 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8874 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8876 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8878 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8879 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8881 2010-01-17 Richard Guenther <rguenther@suse.de>
8884 * function.c (split_complex_args): Take a VEC to modify.
8885 (assign_parms_augmented_arg_list): Build a VEC instead of
8886 a chain of PARM_DECLs.
8887 (assign_parms_unsplit_complex): Take a VEC of arguments.
8888 Do not fixup unmodified parms.
8889 (assign_parms): Deal with the VEC.
8890 (gimplify_parameters): Likewise.
8892 2010-01-17 Richard Guenther <rguenther@suse.de>
8894 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8895 node existence check.
8896 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8897 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8898 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8899 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8900 (gimple_execute_on_growing_pred): Likewise.
8902 2010-01-17 Richard Guenther <rguenther@suse.de>
8904 PR tree-optimization/42773
8905 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8906 (compute_antic_aux): Likewise.
8907 (compute_partial_antic_aux): Likewise.
8909 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8912 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8915 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8917 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8920 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8921 Fix markup for strict argument.
8923 (TARGET_SCHED_REORDER2): Fix argument types.
8925 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8926 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8928 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8929 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8931 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8934 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8935 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8936 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8937 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8938 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8940 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8942 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8944 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8945 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8947 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8949 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8952 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8954 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8955 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8957 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8959 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8961 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8962 referring to it. Fix language.
8964 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8966 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8968 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8970 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8972 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8973 '@var{stream}. Remove stray 'and'.
8975 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8977 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8979 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8981 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8982 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8984 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8985 Fix description of return value.
8986 Rename argument "sz" to "len."
8988 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8989 Clarify meaning of 'true' return value.
8991 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8993 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8994 rep_mode versus mode_rep.
8996 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8998 (TARGET_BUILTIN_DECL): Fix name.
9000 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9002 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9004 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9006 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9008 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9010 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9013 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9014 Rename argument tm_fn to md_fn.
9016 (TARGET_OPTION_PRINT): Fix argument list.
9018 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9021 * config/i386/i386.c (ix86_fixup_binary_operands):
9022 Revert FMA4 fixup of operands.
9024 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9027 * Makefile.in (write_entries_to_file, install-plugin):
9028 Use \012 instead of \n with tr.
9030 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9032 * configure.ac (HAVE_AS_REF): New C macro.
9033 * configure: Regenerate.
9034 * config.in: Likewise.
9035 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9037 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9040 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9042 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9044 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9046 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9048 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9050 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9052 (TARGET_BINDS_LOCAL_P): Fix argument type.
9054 (TARGET_ASM_FILE_END): Use prototype.
9056 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9058 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9060 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9062 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9064 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9065 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9067 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9068 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9070 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9071 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9072 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9073 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9075 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9077 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9079 (TARGET_INIT_BUILTINS): Use prototype.
9081 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9082 Put 'const char *' in braces. Fix parameter types.
9083 (TARGET_INVALID_CONVERSION): Fix parameter types.
9084 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9085 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9087 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9090 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9092 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9094 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9096 * doc/tm.texi (TARGET_HELP): Fix return type.
9098 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9099 in braces. Fix argument types.
9101 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9103 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9105 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9107 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9108 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9110 (TARGET_MANGLE_TYPE): Fix argument types.
9112 (TARGET_IRA_COVER_CLASSES): Use prototype.
9114 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9116 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9118 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9120 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9122 (TARGET_CALLEE_COPIES): Fix argument types.
9124 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9126 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9128 (TARGET_FUNCTION_VALUE): Fix argument types.
9130 (TARGET_RETURN_IN_MSB): Fix argument type.
9132 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9134 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9136 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9138 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9139 agree with return type.
9141 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9143 2010-01-15 Jing Yu <jingyu@google.com>
9145 PR rtl-optimization/42691
9146 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9147 a pseudo to a constant and are merged, and adjust comments.
9149 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9151 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9153 2010-01-15 Richard Guenther <rguenther@suse.de>
9156 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9157 labels of computed or non-local gotos to the destination.
9158 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9159 landing pad label is the first label.
9161 2010-01-15 Richard Guenther <rguenther@suse.de>
9163 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9165 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9168 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9169 to allow generation of the xssqrtdp instruction on power7.
9170 (sqrtdf2_fpr): Ditto.
9172 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9175 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9176 functions with noreturn attribute.
9179 * varasm.c (declare_weak): Add weak attribute to decl if it
9180 doesn't have one already.
9181 (assemble_external): Only add decls to weak_decls if they also
9182 have weak attribute.
9184 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9186 * var-tracking.c (var_reg_delete): Don't delete the association
9187 between REGs and values or one-part variables if the register
9190 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9193 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9194 because its first operand is a non-localized variable.
9196 2010-01-14 Martin Jambor <mjambor@suse.cz>
9198 PR tree-optimization/42706
9199 * tree-sra.c (encountered_recursive_call): New variable.
9200 (encountered_unchangable_recursive_call): Likewise.
9201 (sra_initialize): Initialize both new variables.
9202 (callsite_has_enough_arguments_p): New function.
9203 (scan_function): Call decl and flags check only for IPA-SRA, check
9204 whether there is a recursive call and whether it has enough arguments.
9205 (all_callers_have_enough_arguments_p): New function.
9206 (convert_callers): Look for recursive calls only when
9207 encountered_recursive_call is set.
9208 (ipa_early_sra): Bail out either if
9209 !all_callers_have_enough_arguments_p or
9210 encountered_unchangable_recursive_call.
9212 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9214 * sel-sched.c: Add 2010 to copyright years.
9215 * sel-sched-ir.c: Likewise.
9216 * sel-sched-ir.h: Likewise.
9218 2010-01-14 Martin Jambor <mjambor@suse.cz>
9220 PR tree-optimization/42714
9221 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9222 constructors specially.
9224 2010-01-14 Andi Kleen <ak@linux.intel.com>
9226 * config/i386/drivers-i386.c (detect_caches_intel):
9227 Add l2sizekb parameter and fill in.
9228 (host_detect_local_cpu): Add l2sizekb, fill in.
9229 Add Atom small cache heuristic.
9231 2010-01-14 Andi Kleen <ak@linux.intel.com>
9233 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9234 Add level3 parameter and fill in.
9235 (detect_caches_intel): Handle level3 cache.
9237 2010-01-14 Andi Kleen <ak@linux.intel.com>
9239 * config/i386/drivers-i386.c (host_detect_local_cpu):
9240 Fix core duo detection.
9242 2010-01-14 Andi Kleen <ak@linux.intel.com>
9244 * config/i386/drivers-i386.c (host_detect_local_cpu):
9247 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9249 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9250 (rs6000_variable_issue_1): this. Use...
9251 (rs6000_variable_issue): here. Reimplement. Print debug info.
9253 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9255 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9256 sel_restore_notes. Update all callers. Call reemit_notes
9259 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9261 PR rtl-optimization/42246
9262 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9265 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9267 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9268 all successors is the same as number of successors in current region.
9270 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9272 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9273 to rename is not separable. Otherwise check that its LHS is not NULL.
9275 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9277 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9279 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9281 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9282 available registers when failed to discover LHS register class.
9283 Fix indentation. Update comment.
9285 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9286 Alexander Monakov <amonakov@ispras.ru>
9288 PR rtl-optimization/42389
9289 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9291 (advance_state_on_fence): Likewise.
9292 (sel_target_adjust_priority): Print debug output only when
9293 sched_verbose >= 4, not 2.
9294 (get_expr_cost): Do not issue all unique insns on the next cycle.
9295 (fill_insns): Initialize can_issue_more from the value saved
9297 * sel-sched-ir.c (flist_add): New parameter issue_more.
9298 Init FENCE_ISSUE_MORE with it.
9299 (merge_fences): Likewise.
9300 (init_fences): Update call to flist_add.
9301 (add_to_fences, add_clean_fence_to_fences)
9302 (add_dirty_fence_to_fences): Likewise.
9303 (move_fence_to_fences): Update call to merge_fences.
9304 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9306 * sel-sched-ir.h (struct _fence): New field issue_more.
9307 (FENCE_ISSUE_MORE): New accessor macro.
9309 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9311 PR rtl-optimization/42388
9312 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9313 that have no predecessors nor successors. Do not call move_bb_info
9314 for empty blocks outside of current region.
9316 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9318 PR rtl-optimization/42294
9319 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9320 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9321 originators' originators.
9323 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9325 PR rtl-optimization/39453
9326 PR rtl-optimization/42246
9327 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9329 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9331 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9332 Alexander Monakov <amonakov@ispras.ru>
9335 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9336 (maybe_tidy_empty_bb): ... here. Make static. Add new
9337 argument. Update all callers.
9338 (tidy_control_flow): ... and here. Recompute topological order
9339 of basic blocks in region if necessary.
9340 (sel_redirect_edge_and_branch): Change return type. Return true
9341 if topological order might have been invalidated.
9342 (purge_empty_blocks): Export and move from...
9343 * sel-sched.c (purge_empty_blocks): ... here.
9344 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9345 (maybe_tidy_empty_bb): Delete prototype.
9346 (purge_empty_blocks): Declare.
9348 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9350 PR rtl-optimization/42249
9351 * sel-sched.c (try_replace_dest_reg): When chosen register
9352 and original register is the same, do not bail out early, but
9353 still check all original insns for validity of replacing destination
9354 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9357 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9360 Port from no-undefined-overflow branch:
9361 2009-03-09 Richard Guenther <rguenther@suse.de>
9363 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9365 2010-01-14 Richard Guenther <rguenther@suse.de>
9368 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9370 2010-01-14 Ira Rosen <irar@il.ibm.com>
9372 PR tree-optimization/42709
9373 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9374 as scalar type in creation of constant vector operand.
9376 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9379 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9380 (check-parallel-%): Match `testsuite' directory component only
9383 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9385 PR translation/39521
9386 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9389 2010-01-13 Richard Guenther <rguenther@suse.de>
9391 PR tree-optimization/42730
9392 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9395 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9398 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9399 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9402 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9404 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9405 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9406 ___umulsi3_highpart.
9408 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9409 rather than schedule_insns if the pass is enabled.
9411 2010-01-13 Martin Jambor <mjambor@suse.cz>
9413 PR tree-optimization/42704
9414 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9417 2010-01-13 Martin Jambor <mjambor@suse.cz>
9419 PR tree-optimization/42703
9420 * tree-sra.c (analyze_access_subtree): Check that we can build a
9421 reference to the original data within the aggregate.
9423 2010-01-13 Richard Guenther <rguenther@suse.de>
9425 PR tree-optimization/42705
9426 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9428 2010-01-13 Richard Guenther <rguenther@suse.de>
9431 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9433 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9436 * var-tracking.c (values_to_unmark): New variable.
9437 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9438 values_to_unmark vector. Moved body to...
9439 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9440 instead queue it into values_to_unmark vector.
9441 (vt_find_locations): Free values_to_unmark vector.
9443 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9445 * config/s390/s390.c (override_options): Set
9446 default of max-pending-list-length to 256
9448 2010-01-13 Richard Guenther <rguenther@suse.de>
9451 * tree-pass.h (PROP_gimple_lcx): New.
9452 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9453 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9454 before the final cleanup_eh.
9455 (dump_properties): Dump PROP_gimple_lcx.
9456 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9457 (tree_lower_complex_O0): Remove.
9458 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9459 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9460 tree_lower_complex, schedule TODO_update_ssa.
9461 * lto-streamer-out.c (output_function): Stream the functions
9463 * lto-streamer-in.c (input_function): Likewise.
9464 (lto_read_body): Do not override them here.
9466 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9469 * c-typeck.c (build_c_cast): Fold value cast to union type before
9470 wrapping it in a CONSTRUCTOR.
9472 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9474 PR rtl-optimization/42699
9475 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9478 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9480 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9481 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9482 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9483 SUBTARGET_WARN_UNUSED_SPEC): ... here
9484 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9486 2010-01-12 Julian Brown <julian@codesourcery.com>
9488 * config/arm/neon-schedgen.ml (Utils): Don't try to
9489 open missing module.
9490 (find_with_result): New.
9492 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9495 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9496 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9498 PR tree-optimization/42645
9499 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9500 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9501 decl_map, set processing_debug_stmt to -1 and return name without
9504 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9506 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9507 binutils version, and reword target configuration description.
9509 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9511 * config/avr/avr.h (LINKER_NAME): Remove.
9513 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9516 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9517 that support VSX, warn for -mno-altivec if vsx is not disabled,
9520 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9521 Shujing Zhao <pearly.zhao@oracle.com>
9523 PR translation/42469
9524 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9525 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9526 character between option name and help text.
9527 * c.opt (imultilib): Likewise.
9529 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9531 * lto-streamer-out.c (output_unreferenced_globals): Output static
9534 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9536 PR rtl-optimization/42621
9537 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9538 optimizing for size.
9539 (duplicate_computed_gotos): Remove now-redundant check.
9541 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9544 * configure.ac: Save and restore LDFLAGS and LIBS
9545 * configure: Regenerate.
9547 2010-01-10 Richard Guenther <rguenther@suse.de>
9550 * builtins.c (fold_builtin_strlen): Add type argument and
9551 convert the resulting length to it.
9552 (fold_builtin_1): Adjust.
9554 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9556 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9557 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9559 (num_insns_constant_wide): Adjust for that change.
9561 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9564 * web.c (union_defs): Add used argument, to combine uses of
9566 (entry_register): Adjust type and tests of used argument.
9567 (web_main): Widen used for new use. Pass it to union_defs.
9568 * df.h (union_defs): Adjust prototype.
9570 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9573 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9574 uses in new incoming argument. Free body.
9575 (reset_debug_uses_in_loop): New.
9576 (analyze_insn_to_expand_var): Call the latter if the former found
9577 anything. Fix whitespace. Reject invalid dest overlaps before
9578 going through all insns in the loop.
9580 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9583 * haifa-sched.c (dying_use_p): Debug insns don't count.
9585 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9588 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9589 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9590 (verify_gimple_call): Reject LHS in noreturn calls.
9592 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9596 * tree-vect-loop-manip.c (adjust_info): New type.
9597 (adjust_vec): New pointer to vector.
9598 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9599 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9600 (slpeel_update_phis_for_duplicate_loop): Use them.
9601 (slpeel_update_phi_nodes_for_guard1): Likewise.
9602 (slpeel_update_phi_nodes_for_guard2): Likewise.
9603 (slpeel_tree_peel_loop_to_edge): Likewise.
9604 (vect_update_ivs_after_vectorizer): Likewise.
9606 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9608 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9609 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9611 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9613 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9614 bogus uninitialized warning.
9616 2010-01-09 Richard Guenther <rguenther@suse.de>
9619 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9620 the evolution is compatible with the initial condition.
9622 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9624 * gcc.c (process_command): Update copyright notice dates.
9625 * gcov.c (print_version): Likewise.
9626 * gcov-dump.c (print_version): Likewise.
9627 * mips-tfile.c (main): Likewise.
9628 * mips-tdump.c (main): Likewise.
9630 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9633 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9635 (rotlhi3_8): Delete.
9637 (rotlsi3_8): Delete.
9638 (rotlsi3_16): Delete.
9639 (rotlsi3_24): Delete.
9641 (*rotw<mode>3): New.
9642 (*rotb<mode>3): New.
9643 * config/avr/avr.c (avr_rotate_bytes): New function.
9644 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9646 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9649 * configure.ac: Modify -rdynamic check.
9650 * configure: Regenerate.
9652 2010-01-08 DJ Delorie <dj@redhat.com>
9654 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9655 register popping order.
9657 2010-01-08 Richard Guenther <rguenther@suse.de>
9660 * c.opt (fsigned-char): Also let LTO handle this option.
9661 (funsigned-char): Likewise.
9663 2010-01-07 Richard Guenther <rguenther@suse.de>
9665 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9666 (gimple_op): Likewise.
9667 (gimple_op_ptr): Likewise.
9668 (gimple_assign_set_lhs): Remove gcc_assert.
9669 (gimple_assign_set_rhs1): Likewise.
9670 (gimple_assign_set_rhs2): Likewise.
9671 (gimple_call_set_lhs): Likewise.
9672 (gimple_call_set_fn): Likewise.
9673 (gimple_call_set_fndecl): Likewise.
9674 (gimple_call_fndecl): Likewise.
9675 (gimple_call_return_type): Likewise.
9676 (gimple_call_set_chain): Likewise.
9677 (gimple_call_num_args): Likewise.
9678 (gimple_call_set_arg): Likewise.
9679 (gimple_cond_set_code): Likewise.
9680 (gimple_cond_set_lhs): Likewise.
9681 (gimple_cond_set_rhs): Likewise.
9682 (gimple_cond_set_true_label): Likewise.
9683 (gimple_cond_set_false_label): Likewise.
9684 (gimple_label_set_label): Likewise.
9685 (gimple_goto_set_dest): Likewise.
9686 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9687 (gimple_debug_bind_get_value): Likewise.
9688 (gimple_debug_bind_get_value_ptr): Likewise.
9689 (gimple_debug_bind_set_var): Likewise.
9690 (gimple_debug_bind_set_value): Likewise.
9691 (gimple_debug_bind_reset_value): Likewise.
9692 (gimple_debug_bind_has_value_p): Likewise.
9693 (gimple_return_retval_ptr): Remove gcc_assert.
9694 (gimple_return_retval): Likewise.
9695 (gimple_return_set_retval): Likewise.
9696 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9697 (safe_referenced_var_iterator): Remove.
9698 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9699 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9700 (fill_referenced_var_vec): Remove.
9701 (first_readonly_imm_use): Remove redundant gcc_assert.
9702 (phi_arg_index_from_use): Combine gcc_asserts.
9703 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9704 (first_imm_use_stmt): Remove redundant gcc_assert.
9705 * tree-cfg.c (verify_gimple_call): Verify function and chain
9706 operands. Verify arguments.
9707 (verify_types_in_gimple_stmt): Verify condition code and labels.
9709 2010-01-07 Richard Guenther <rguenther@suse.de>
9711 PR tree-optimization/42641
9712 * sese.c (rename_map_elt_info): Use the SSA name version, do
9715 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9717 PR tree-optimization/42625
9718 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9719 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9721 2010-01-07 Duncan Sands <baldrick@free.fr>
9723 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9725 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9728 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9729 note itself is not function_invariant_p.
9731 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9733 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9734 Do not add the DF_NOTE problem.
9735 * store-motion.c (execute_rtl_store_motion): Likewise.
9737 2010-01-07 Martin Jambor <mjambor@suse.cz>
9739 PR tree-optimization/42157
9740 * tree-sra.c (compare_access_positions): Stabilize sort if both
9741 accesses have integer types, return zero immediately if they are the
9744 2010-01-06 Richard Henderson <rth@redhat.com>
9747 * haifa-sched.c (add_to_note_list): Merge into ...
9748 (concat_note_lists): ... here, and ...
9749 (unlink_other_notes, rm_other_notes): Merge into...
9750 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9751 NOTE_INSN_EPILOGUE_BEG.
9753 2010-01-06 Richard Guenther <rguenther@suse.de>
9755 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9756 not inline regular functions into always-inline functions.
9758 2010-01-06 Nick Clifton <nickc@redhat.com>
9760 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9761 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9763 (OVERRIDE_OPTIONS): Delete.
9764 (OPTIMIZATION_OPTIONS): Define.
9765 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9766 * config/rx/rx.c (rx_handle_option): Issue an error message if
9767 -mcpu=rx200 and -fpu are used together.
9768 (rx_set_optimization_options): New function. Issue an error
9769 message if an optimization attribute attempts to reset the FPU/
9770 math optimization pairing.
9771 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9772 * config/rx/rx.opt: Set the default to 32-bit doubles.
9773 * config/rx/t-rx: Add multilibs for -nofpu option.
9774 * doc/invoke.texi: Update documentation of RX options.
9776 2010-01-06 Richard Guenther <rguenther@suse.de>
9778 * tree-ssa-pre.c (name_to_id): New global.
9779 (alloc_expression_id): Simplify SSA name handling.
9780 (lookup_expression_id): Likewise.
9781 (init_pre): Zero name_to_id.
9782 (fini_pre): Free it.
9784 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9786 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9788 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9791 * config/i386/sse.md (smaxv2di3): New.
9792 (umaxv2di3): Likewise.
9793 (sminv2di3): Likewise.
9794 (uminv2di3): Likewise.
9796 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9799 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9800 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9801 (legitimize_tls_address): Likewise.
9802 (sparc_tls_referenced_p): Likewise.
9803 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9804 and adjust calls to legitimize_pic_address.
9805 (legitimate_constant_p) Use sparc_tls_referenced_p.
9806 (legitimate_pic_operand_p): Likewise.
9807 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9808 (sparc_tls_symbol_ref_1): Delete.
9809 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9810 (legitimize_tls_address): Make static, handle CONST patterns.
9811 (legitimize_pic_address): Make static, remove unused parameter and
9812 adjust recursive calls.
9813 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9814 and adjust call to legitimize_pic_address.
9815 (sparc_output_mi_thunk): Likewise.
9817 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9818 H.J. Lu <hongjiu.lu@intel.com>
9821 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9822 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9823 operands to make them signed.
9826 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9829 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9830 GTU to GT for V4SI and V2DI.
9832 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9833 (umin<mode>3): Removed.
9835 (uminv4si3): Likewise.
9837 2010-01-05 Martin Jambor <mjambor@suse.cz>
9839 PR tree-optimization/42462
9840 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9841 current_function_decl to helper functions and macros.
9843 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9846 * flags.h: Don't include real.h.
9847 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9848 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9849 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9850 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9851 * dominance.c: Update copyright.
9852 * gimple.c (walk_gimple_op): Remove inline.
9853 * tree-ssa-reassoc.c: Include real.h.
9854 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9855 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9857 2010-01-05 Nick Clifton <nickc@redhat.com>
9859 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9860 register to push into the stack frame when the accumulator has to
9861 be saved during interrupts.
9863 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9865 * doc/invoke.texi: Remove the documentation about option
9867 * common.opt (Wunreachable-code): Preserved for backward
9869 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9870 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9871 the backward compatibility flag section.
9873 2010-01-05 Richard Guenther <rguenther@suse.de>
9875 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9877 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9880 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9882 PR tree-optimization/42508
9883 * tree-sra.c (convert_callers): Check for recursive call
9884 by comparing cgraph nodes instead of decls.
9885 (modify_function): Call ipa_modify_formal_parameters also
9886 on all same_body aliases.
9888 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9889 cgraph nodes when checking for same_body aliases.
9891 2010-01-05 Richard Guenther <rguenther@suse.de>
9893 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9894 allocation and lookup.
9895 (get_or_alloc_expr_for_constant): Likewise.
9896 (phi_translate): Sink allocation.
9898 2010-01-04 Richard Guenther <rguenther@suse.de>
9900 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9901 a new entry only if needed.
9902 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9903 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9905 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9907 (phi_translate): Handle CONSTANTs early.
9909 2010-01-04 Martin Jambor <mjambor@suse.cz>
9911 PR tree-optimization/42398
9912 * tree-sra.c (struct access): Removed flag grp_different_types.
9913 (dump_access): Do not dump the removed flag.
9914 (sort_and_splice_var_accesses): Do not set the removed flag.
9915 (sra_modify_expr): Check for type compatibility directly.
9917 2010-01-04 Martin Jambor <mjambor@suse.cz>
9919 PR tree-optimization/42366
9920 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9921 edges with variable number of parameters.
9922 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9923 flag instead of asserting it.
9924 (ipa_read_node_info): Read uses_analysis_done flag.
9926 2010-01-04 Richard Guenther <rguenther@suse.de>
9928 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9929 iterative_hash_* as intended.
9930 (vn_reference_compute_hash): Likewise. Simplify hashing
9932 (vn_reference_lookup_2): Likewise.
9933 (vn_nary_op_compute_hash): Likewise.
9934 (vn_phi_compute_hash): Likewise.
9935 (expressions_equal_p): Remove strange code.
9936 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9937 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9938 (bitmap_insert_into_set_1): Take value-id as parameter.
9939 (add_to_value): Pass it.
9940 (bitmap_insert_into_set): Likewise.
9941 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9943 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9946 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9947 (do_self_spec): For switches with SWITCH_IGNORE set set also
9948 SWITCH_IGNORE_PERMANENTLY.
9949 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9952 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9954 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9955 tree of an unreferenced global var.
9957 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9960 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9961 GTU to GT for V4SI and V2DI.
9963 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9964 (umin<mode>3): Removed.
9966 (uminv4si3): Likewise.
9968 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9971 * collect2.c (main): Turn on trace in collect2 if -v is passed
9974 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9976 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9977 description of expression operand.
9979 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9981 * configure.ac: Add install-html to target_list for Make-hooks.
9982 * configure: Regenerate.
9983 * fortran/Make-lang.in (F95_HTMLFILES): New.
9984 (fortran.html): Use it.
9985 (fortran.install-html): New.
9986 * Makefile.in (install-html): Add lang.install-html.
9987 * java/Make-lang.in (JAVA_HTMLFILES): New.
9988 (java.html): Use it.
9989 (java.install-html): New.
9990 * objc/Make-lang.in (objc.install-html): New.
9991 * objcp/Make-lang.in (obj-c++.install-html): New.
9992 * cp/Make-lang.in (c++.install-html): New.
9993 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9994 * lto/Make-lang.in (lto.install-html): New.
9996 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9999 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10001 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10003 PR rtl-optimization/41862
10004 * store-motion.c (store_killed_in_insn, compute_store_table,
10005 remove_reachable_equiv_notes, replace_store_insn,
10006 build_store_vectors): Ignore all DEBUG_INSNs.
10008 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10011 * common.opt: Add dumpdir.
10013 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10015 (option_map): Add --dumpdir.
10017 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10019 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10021 * opts.c (decode_options): Try dump_dir_name first if
10022 dump_base_name isn't an absolute path.
10023 (common_handle_option): Handle OPT_dumpdir.
10025 * toplev.c (dump_dir_name): New.
10026 (print_switch_values): Also ignore -dumpdir.
10028 * toplev.h (dump_dir_name): New.
10030 2010-01-03 Richard Guenther <rguenther@suse.de>
10032 PR tree-optimization/42589
10033 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10034 double-word expansion of bswap32.
10036 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10038 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10039 with BLOCK_FOR_INSN.
10040 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10041 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10042 noce_process_if_block): Likewise.
10043 * gcse.c (compute_local_properties, insert_expr_in_table,
10044 insert_set_in_table, canon_list_insert, find_avail_set,
10045 pre_insert_copy_insn): Likewise.
10047 * basic-block.h (BLOCK_NUM): Move from here...
10048 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10050 2010-01-03 Richard Guenther <rguenther@suse.de>
10052 PR tree-optimization/42438
10053 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10054 contains_may_not_return_call flag.
10055 (BB_MAY_NOTRETURN): New.
10056 (valid_in_sets): Trapping nary operations are not valid
10057 in blocks that may not return.
10058 (insert_into_preds_of_block): Remove check for trapping expressions.
10059 (compute_avail): Compute also BB_MAY_NOTRETURN.
10061 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10063 * doc/invoke.texi: Add 2010 to copyright years.
10065 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10067 * config/sparc/sparc.c: Fix formatting nits.
10069 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10070 Alexander Monakov <amonakov@ispras.ru>
10072 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10074 2010-01-02 Richard Guenther <rguenther@suse.de>
10076 PR middle-end/42577
10077 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10078 (simplify_switch_using_ranges): Mark to be removed edges
10081 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10083 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10085 * collect2.c (scan_libraries): Add missing argument in call to
10088 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10091 * config/alpha/predicates.md (aligned_memory_operand): Return false
10093 (unaligned_memory_operand): Return true for CQImode.
10094 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10095 doesn not cross aligned SImode word boundary.
10097 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10099 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10101 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10102 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10104 2010-01-02 Richard Guenther <rguenther@suse.de>
10107 * toplev.c (compile_file): Emit LTO marker properly. Change
10108 it to __gnu_lto_v1.
10109 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10111 2010-01-01 Richard Guenther <rguenther@suse.de>
10114 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10116 2010-01-01 Richard Guenther <rguenther@suse.de>
10119 * c-decl.c (grokdeclarator): For zero-size arrays force
10120 structural equality checks as layout_type does.
10122 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10124 * builtins.c: Update copyright to 2010.
10126 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10129 * lto-streamer-out.c (produce_asm): Revert the last change.
10130 (copy_function): Likewise.
10132 * lto-streamer.c (lto_get_section_name): Skip any leading
10135 2010-01-01 Richard Guenther <rguenther@suse.de>
10137 PR middle-end/42559
10138 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10142 Copyright (C) 2010 Free Software Foundation, Inc.
10144 Copying and distribution of this file, with or without modification,
10145 are permitted in any medium without royalty provided the copyright
10146 notice and this notice are preserved.