1 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
3 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
5 (dump_mem_ref): Adopt debug code to handle a tree as step. This
6 also checks for a constant int vs. non-constant but
8 (find_or_create_group): Change the sort algorithm to only consider
9 steps that are constant ints.
10 (idx_analyze_ref): Adopt code to handle a tree instead of a
11 HOST_WIDE_INT for step.
12 (gather_memory_references_ref): Handle tree instead of int and be
13 prepared to see a NULL_TREE.
14 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
15 prefetches if the step cannot be calculated at compile time.
16 (issue_prefetch_ref): Issue prefetches for non-constant but
19 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
22 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
24 * tree.h (build_call_list): Remove.
25 * tree.c (build_call_list): Remove.
27 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
29 * tree.h (build_call_list): Remove.
30 * tree.c (build_call_list): Remove.
32 2010-05-18 Jan Hubicka <jh@suse.cz>
34 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
36 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
38 PR rtl-optimization/43332
39 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
41 2010-05-18 Anatoly Sokolov <aesok@post.ru>
43 * tree.h (build_int_cstu): Implement as static inline.
44 * tree.c (build_int_cstu): Remove function.
45 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
48 2010-05-18 Richard Guenther <rguenther@suse.de>
51 * lto-wrapper.c (verbose): New variable. Initialize from -v.
52 (debug): Initialize from -save-temps.
53 (collect_execute): Print command-line when verbose.
54 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
55 for ltrans invocation. Produce -dumpbase flag again.
56 (process_args): Remove.
58 * collect2.c (maybe_run_lto_and_relink): Only pass object
60 * gcc.c (LINK_COMMAND_SPEC): Likewise.
62 2010-05-18 Jan Hubicka <jh@suse.cz>
64 * opts.c (decode_options): Do not disable whopr at ipa_cp.
65 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
67 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
70 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
72 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
75 2010-05-18 Jakub Jelinek <jakub@redhat.com>
78 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
81 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
83 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
84 lto-macho as lto_binary_reader.
86 * darwin.c (darwin_asm_named_section): Do not add assembler comment
87 after .section directive; just print it before the directive instead.
89 2010-05-17 Jan Hubicka <jh@suse.cz>
91 * cgraph.c (cgraph_create_virtual_clone): Only check
92 versionable_function_p when not in wpa and checking is enabled.
93 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
94 there are no more functions to materialize.
96 2010-05-17 Jan Hubicka <jh@suse.cz>
98 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
99 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
101 (output_cgraph): Call output_cgraph_opt_summary.
102 (input_cgrpah): Call input_cgraph_opt_summary.
103 (output_cgraph_opt_summary_p, output_node_opt_summary,
104 input_node_opt_summary, input_cgraph_opt_section): New functions.
105 * lto-section-in.c (lto_section_name): Add cgraphopt.
106 * tree-inline.c (tree_function_versioning): Handle parm_num.
107 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
108 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
110 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
112 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
113 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
114 the insn to prefetch ratio heuristic to loops with known trip count.
116 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
118 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
119 (schedule_prefetches): Do not generate a prefetch if the unroll factor
120 is far from what is required by the prefetch.
122 2010-05-17 Jan Hubicka <jh@suse.cz>
124 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
125 (ipcp_estimate_growth): Likewise.
126 (ipcp_const_param_count): Likewise.
127 (ipcp_insert_stage): Likewise.
128 * ipa-prop.c (visit_load_for_mod_analysis): New function.
129 (visit_store_addr_for_mod_analysis): Set used flag.
130 (ipa_detect_param_modifications): Set used flag for SSE params;
131 update use of walk_stmt_load_store_addr_ops.
132 (ipa_print_node_params): Print used flag.
133 (ipa_write_node_info): Stream used flag.
134 (ipa_read_node_info): Likewise.
135 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
136 (ipa_is_param_used): New function.
137 (lto_ipa_fixup_call_notes): Remove unused declaration.
139 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
142 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
143 * configure: Regenerate.
144 * config.in: Regenerate.
145 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
146 !HAVE_AS_IX86_REP_LOCK_PREFIX.
147 Don't emit whitespace.
148 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
149 (*rep_movsi): Likewise.
150 (*rep_movsi_rex64): Likewise.
151 (*rep_movqi): Likewise.
152 (*rep_movqi_rex64): Likewise.
153 (*rep_stosdi_rex64): Likewise.
154 (*rep_stossi): Likewise.
155 (*rep_stossi_rex64): Likewise.
156 (*rep_stosqi): Likewise.
157 (*rep_stosqi_rex64): Likewise.
158 (*cmpstrnqi_nz_1): Use {%;} after repz.
159 (*cmpstrnqi_nz_rex_1): Likewise.
160 (*cmpstrnqi_1): Likewise.
161 (*cmpstrnqi_rex_1): Likewise.
162 (*strlenqi_1): Use {%;} after repnz.
163 (*strlenqi_rex_1): Likewise.
164 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
165 (*sync_compare_and_swap<mode>): Likewise.
166 (sync_double_compare_and_swap<mode>): Likewise.
167 (*sync_double_compare_and_swapdi_pic): Likewise.
168 (sync_old_add<mode>): Likewise.
169 (sync_add<mode>): Likewise.
170 (sync_sub<mode>): Likewise.
171 (sync_<code><mode>): Likewise.
173 2010-05-17 Martin Jambor <mjambor@suse.cz>
175 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
176 otr_token and polymorphic.
177 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
178 (cgraph_clone_edge): Copy the above fields.
179 * tree.c (get_binfo_at_offset): New function.
180 * tree.h (get_binfo_at_offset): Declare.
181 * ipa-prop.h (enum jump_func_type): Added known_type jump function
182 type, reordered items, updated comments.
183 (union jump_func_value): Added base_type field, reordered fields.
184 (enum ipa_lattice_type): Moved down in the file.
185 (struct ipa_param_descriptor): New field polymorphic.
186 (ipa_is_param_polymorphic): New function.
187 * ipa-prop.c: Include gimple.h and gimple-fold.h.
188 (ipa_print_node_jump_functions): Print known type jump functions.
189 (compute_complex_pass_through): Renamed to...
190 (compute_complex_assign_jump_func): this.
191 (compute_complex_ancestor_jump_func): New function.
192 (compute_known_type_jump_func): Likewise.
193 (compute_scalar_jump_functions): Create known type and complex ancestor
195 (ipa_note_param_call): New parameter polymorphic, set the corresponding
196 flag in the call note accordingly.
197 (ipa_analyze_call_uses): Renamed to...
198 (ipa_analyze_indirect_call_uses): this. New parameter target, define
199 variable var only in the block where it is used.
200 (ipa_analyze_virtual_call_uses): New function.
201 (ipa_analyze_call_uses): Likewise.
202 (combine_known_type_and_ancestor_jfs): Likewise.
203 (update_jump_functions_after_inlining): Implemented handling of a
204 number of new jump function types combination.
205 (print_edge_addition_message): Removed.
206 (make_edge_direct_to_target): New function.
207 (try_make_edge_direct_simple_call): Likewise.
208 (try_make_edge_direct_virtual_call): Likewise.
209 (update_call_notes_after_inlining): Renamed to...
210 (update_indirect_edges_after_inlining): this. Moved edge creation for
211 indirect calls to try_make_edge_direct_simple_call, also calls
212 try_make_edge_direct_virtual_call for virtual calls.
213 (ipa_print_node_params): Changed the header message.
214 (ipa_write_jump_function): Stream also known type jump functions.
215 (ipa_read_jump_function): Likewise.
216 (ipa_write_indirect_edge_info): Stream new fields in
217 cgraph_indirect_call_info.
218 (ipa_read_indirect_edge_info): Likewise.
219 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
222 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
224 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
226 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
228 * tree.h (CALL_EXPR_ARGS): Delete.
229 (call_expr_arglist): Delete.
230 * tree.c (call_expr_arglist): Delete.
231 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
232 targetm.fold_builtin.
233 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
234 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
235 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
236 arglist parameter. Use CALL_EXPR_ARG.
237 (picochip_expand_builtin_3op): Likewise.
238 (picochip_expand_builtin_2opvoid): Likewise.
239 (picochip_expand_array_get): Likewise.
240 (picochip_expand_array_put): Likewise.
241 (picochip_expand_array_testport): Likewise.
242 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
244 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
246 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
247 than TREE_VALUE and TREE_CHAIN.
248 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
249 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
252 2010-05-17 Jakub Jelinek <jakub@redhat.com>
255 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
256 to have no fallthru edge.
259 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
260 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
261 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
262 add BARRIER after previous bb if needed.
264 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
266 * tree.c (build_function_type_list_1): Remove bogus assert condition.
268 2010-05-17 Alan Modra <amodra@gmail.com>
270 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
271 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
272 with copy_reg rtx param.
273 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
274 Correct cases where code for ABI_V4 did not initialise the reg
275 used to access frame. Also leave frame_reg_rtx as sp for large
276 frames that save no regs.
278 2010-05-17 Martin Jambor <mjambor@suse.cz>
281 * tree-sra.c (create_access_replacement): New parameter rename, mark
282 the replaement for renaming only when it is true.
283 (get_access_replacement): Pass true in the rename parameter of
284 create_access_replacement.
285 (get_unrenamed_access_replacement): New function.
286 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
287 replacement declaration from it.
289 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
291 * function.c (try_fit_stack_local, add_frame_space): New static
293 (assign_stack_local_1): Use them. Look for opportunities to use
294 space previously wasted on alignment.
295 * function.h (struct frame_space): New.
296 (struct rtl_data): Add FRAME_SPACE_LIST member.
297 * reload1.c (something_was_spilled): New static variable.
299 (reload): Test it in addition to testing if the frame size changed.
301 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
303 * config/s390/s390.c: Define sane prefetch settings and activate
304 flag_prefetch_loop_arrays on -O3.
305 * config/s390/s390.h: Declare that read can use write prefetch.
307 2010-05-17 Jakub Jelinek <jakub@redhat.com>
309 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
312 2010-05-16 Jan Hubicka <jh@suse.cz>
314 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
315 function body; do not check stdarg field of struct function.
317 2010-05-16 Jan Hubicka <jh@suse.cz>
319 * cgraph.c (dump_cgraph_node): Dump versionable flag.
320 * cgraph.h (cgraph_local_info): Add versionable flag.
321 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
322 (ipcp_versionable_function_p): Use it.
323 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
326 2010-05-16 Jan Hubicka <jh@suse.cz>
328 * cgraph.c (cgraph_clone_node): Take decl argument and insert
329 clone into hash when it is different from orig.
330 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
331 * cgraph.h (cgraph_clone_node): Update prototype.
332 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
333 (lto_cgraph_encoder_delete): Delete body map.
334 (lto_cgraph_encoder_size): Move to header.
335 (lto_cgraph_encoder_encode_body_p,
336 lto_set_cgraph_encoder_encode_body): New.
337 (lto_output_node): Do not take written_decls argument; output clone_of
339 (add_node_to): Add include_body_argument; call
340 lto_set_cgraph_encoder_encode_body on master of the clone.
341 (add_references): Update use of add_node_to.
342 (compute_ltrans_boundary): Likewise.
343 (output_cgraph): Do not create written_decls bitmap.
344 (input_node): Take nodes argument; stream in clone_of correctly.
345 (input_cgraph_1): Update use of input_node.
346 * lto-streamer-out.c (lto_output): Use encoder info to decide
347 what bodies to output.
348 * ipa-inline.c (cgraph_clone_inlined_nodes,
349 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
350 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
351 (lto_cgraph_encoder_size): Define here.
352 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
355 2010-05-16 Richard Guenther <rguenther@suse.de>
357 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
359 * ipa-type-escape.c (gate_type_escape_vars): Run when
360 -fipa-struct-reorg runs.
361 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
362 * common.opt (fipa-type-escape): Remove.
364 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
366 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
367 (decode_options): Likewise.
368 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
370 2010-05-16 Jan Hubicka <jh@suse.cz>
372 * ipa.c (function_and_variable_visibility): Also bring local all
375 2010-05-16 Richard Guenther <rguenther@suse.de>
377 * alias.c (nonoverlapping_memrefs_p): Remove use of
378 IPA type-escape information.
380 2010-05-16 Joseph Myers <joseph@codesourcery.com>
382 * c-common.c (c_common_reswords): Add _Static_assert for C.
383 * c-parser.c (c_token_starts_declaration,
384 c_parser_next_token_starts_declaration,
385 c_parser_static_assert_declaration_no_semi,
386 c_parser_static_assert_declaration): New.
387 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
388 Handle static assertions if static_assert_ok.
389 (c_parser_external_declaration, c_parser_declaration_or_fndef,
390 c_parser_compound_statement_nostart, c_parser_label,
391 c_parser_for_statement, c_parser_objc_methodprotolist,
392 c_parser_omp_for_loop): All callers of
393 c_parser_declaration_or_fndef changed.
394 (c_parser_struct_declaration): Handle static assertions.
395 (c_parser_compound_statement_nostart): Use
396 c_parser_next_token_starts_declaration and
397 c_token_starts_declaration to detect start of declarations.
398 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
401 2010-05-16 Anatoly Sokolov <aesok@post.ru>
403 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
404 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
405 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
406 TARGET_FUNCTION_VALUE_REGNO_P): Define.
407 (mmix_function_outgoing_value): Rename to...
408 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
409 (mmix_function_value_regno_p): Make static.
410 (mmix_libcall_value): New function.
411 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
412 mmix_function_value_regno_p): Remove declaration.
414 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
416 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
417 BUILT_IN_ALLOCA if stack checking is enabled.
419 2010-05-16 Richard Guenther <rguenther@suse.de>
421 * var-tracking.c (vars_copy_1): Inline ...
422 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
423 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
424 (variable_merge_over_cur): Adjust. Merge asserts.
425 (variable_merge_over_src): Likewise.
426 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
427 (variable_post_merge_new_vals): Merge asserts.
428 (variable_post_merge_perm_vals): Likewise.
429 (find_mem_expr_in_1pdv): Likewise.
430 (dataflow_set_different_value): Remove.
431 (onepart_variable_different_p): Merge asserts.
432 (variable_different_p): Likewise.
433 (dataflow_set_different_1): Inline ...
434 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
435 (emit_notes_for_differences_1): Merge asserts.
437 2010-05-16 Richard Guenther <rguenther@suse.de>
439 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
440 * optabs.c (libfunc_decl_hash): Likewise.
441 * varasm.c (emutls_decl): Likewise.
443 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
445 * c-decl.c: Don't include gimple.h.
446 (merge_decls): Do not copy gimple_body.
448 2010-05-15 Jason Merrill <jason@redhat.com>
450 * c.opt: Add -fnothrow-opt.
452 2010-05-15 Jan Hubicka <jh@suse.cz>
454 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
456 * passes.c (ipa_write_summaries): Write all analyzed nodes.
458 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
460 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
461 * Makefile.in: Add it.
462 Fix all other Makefile dependencies for changes below.
463 * tree.h: Include it instead of defining VEC primitives here.
464 * gimple.h: Likewise.
466 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
467 * except.h: Include vecir.h, break dependence on tree.h.
469 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
471 * tree-iterator.c: ...to here.
472 * tree-iterator.h: Fix file introduction comment. Add extern markers.
474 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
476 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
477 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
478 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
479 tree-mudflap.h, and target.h.
480 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
481 predict.h, tree-inline.h, gimple.h, and langhooks.h.
482 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
483 Add FIXME for why gimple.h is still included (should be unnecessary
484 since GCC 4.5 gimplification unit-at-a-time).
485 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
486 * c-pragma.c: Add FIXME for why function.h needs to be included just
487 for cfun, at front-end level.
488 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
489 Do not include ggc.h, but include vecprim.h for VEC(char).
490 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
491 Explain why target.h is included.
492 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
493 Explain why gimple.h is included.
494 * c-ppoutput.c: Do not include tm.h.
495 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
496 * c-parses.c: Explain why rtl.h is included, and that this (and only
497 this) is also why tm.h must be included.
498 Do not include except.h.
499 * c-lang.c: Do not include ggc.h.
501 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
503 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
505 2010-05-15 Joseph Myers <joseph@codesourcery.com>
507 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
508 unions by default if those structs and unions have no tags. Do
509 not condition anonymous struct and unions handling on flag_iso.
510 Allow anonymous structs and unions for C1X.
511 (finish_struct): Do not diagnose lack of named fields when
512 anonymous structs and unions present for C1X. Accept flexible
513 array members in structure with anonymous structs or unions but no
514 directly named fields.
515 * doc/extend.texi (Unnamed Fields): Update.
517 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
519 * gimple.h (compare_field_offset): Rename into...
520 (gimple_compare_field_offset): ...this.
521 * gimple.c (compare_field_offset): Rename into...
522 (gimple_compare_field_offset): ...this. Compare the full access if
523 the offset is self-referential.
524 (gimple_types_compatible_p): Adjust for above renaming.
525 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
526 DECL_NONADDRESSABLE_P flag of fields before merging them.
528 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
530 * tree.h (ctor_to_list): Delete.
531 * tree.c (ctor_to_list): Delete.
533 2010-05-15 Jan Hubicka <jh@suse.cz>
535 * ipa-reference.c: Include toplev.h
536 (is_proper_for_analysis): Only add to all_module_statics
538 (write_node_summary_p, stream_out_bitmap,
539 ipa_reference_write_optimization_summary,
540 ipa_reference_read_optimization_summary): New.
541 (struct ipa_opt_pass_d pass_ipa_reference): Add
542 optimization summary streaming.
543 * lto-cgraph.c (referenced_from_this_partition_p,
544 reachable_from_this_partition_p): New functions.
545 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
546 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
547 * opts.c (decode_options): Enable ipa_reference.
548 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
549 * lto-streamer.h (referenced_from_this_partition_p,
550 reachable_from_this_partition_p): Declare.
552 2010-05-15 Richard Guenther <rguenther@suse.de>
554 PR tree-optimization/44038
555 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
556 taking the address of a V_C_E of a constant.
558 2010-05-14 Jan Hubicka <jh@suse.cz>
560 * tree.h (memory_identifier_string): Remove.
561 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
562 (ipa_reference_global_vars_info_d): Remove statics_not_read and
564 (ipa_reference_optimization_summary_d): New structure.
565 (ipa_reference_optimization_summary_t): New type and vector.
566 (ipa_reference_vars_info_d): Embedd structures instead of using
568 (reference_vars_to_consider): Remove out of GGC space.
569 (module_statics_escape): Remove.
570 (global_info_obstack): Rename to ...
571 (optimization_summary_obstack): ... this one.
572 (initialization_status_t): Remove.
573 (memory_identifier_string): Remove.
574 (get_reference_vars_info): Fix indenting.
575 (set_reference_vars_info): Likewise.
576 (get_reference_optimization_summary): New.
577 (set_reference_optimization_summary): New.
578 (get_global_reference_vars_info): Remove.
579 (ipa_reference_get_read_global): Remove.
580 (ipa_reference_get_written_global): Remove.
581 (ipa_reference_get_not_read_global): Update.
582 (ipa_reference_get_not_written_global): Update.
583 (is_proper_for_analysis): Outlaw addressable.
584 (propagate_bits): Update for new datastructures.
585 (analyze_variable): Remove.
586 (init_function_info): Update for new datastructures.
587 (clean_function_local_data): Remove.
588 (clean_function): Remove.
589 (copy_global_bitmap): Use optimizations_summary_obstack.
590 (duplicate_node_data): Duplicate optimization summary only.
591 (remove_node_data): Remove optimization summary only.
592 (generate_summary): Do not analyze variables; do not compute
593 module_statics_escape; do not prune solutions by it.
594 (read_write_all_from_decl): Fix typos in comments.
595 (propagate): Doscover readonly and nonaddressable first;
596 update for new datastructures; share global bitmaps.
597 * ipa-reference.h (ipa_reference_get_read_global,
598 ipa_reference_get_written_global): Remove.
599 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
600 * Makefile.in: Remove ipa-refereference from GT files.
602 2010-05-14 Jakub Jelinek <jakub@redhat.com>
605 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
606 for all SYMBOL_REF_DECLs.
608 2010-05-14 Jan Hubicka <jh@suse.cz>
610 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
611 (varpool_all_refs_explicit_p): New inline function.
612 * ipa-reference.c: Update comment.
613 (module_statics_written): Remove.
614 (get_static_decl): Remove.
615 (ipa_init): Do not initialize module_statics_written.
616 (analyze_function): Likewise.
617 (generate_summary): Likewise; do not compute module_statics_readonly
618 and do not update variable flags.
619 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
620 * ipa.c: Inlucde flags.h
621 (cgraph_local_node_p): New.
622 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
623 promote functions to local.
624 (ipa_discover_readonly_nonaddressable_vars): New function.
625 (function_and_variable_visibility): Use cgraph_local_node_p.
626 * varpool.c (varpool_finalize_decl): Set force_output for
627 DECL_PRESERVE_P vars.
629 2010-05-14 Jan Hubicka <jh@suse.cz>
631 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
633 2010-05-14 Richard Guenther <rguenther@suse.de>
635 PR tree-optimization/44119
636 * tree-ssa-pre.c (eliminate): Properly mark replacement of
637 a PHI node necessary.
639 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
641 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
643 2010-05-14 Jason Merrill <jason@redhat.com>
646 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
647 (gimple_call_set_nothrow): New.
648 * gimple.c (gimple_build_call_from_tree): Call it.
649 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
652 * gimplify.c (gimplify_seq_add_stmt): No longer static.
653 * gimple.h: Declare it.
654 * gimple.c (gimple_build_eh_filter): No ops.
656 2010-05-14 Jan Hubicka <jh@suse.cz>
658 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
659 nodes already in queue.
660 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
663 2010-05-14 Jakub Jelinek <jakub@redhat.com>
666 * cfgexpand.c (expand_debug_expr): If non-memory op0
667 has BLKmode, return NULL.
669 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
671 * config.gcc: Add support for --with-cpu option for bdver1.
672 * config/i386/i386.h (TARGET_BDVER1): New macro.
673 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
674 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
675 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
676 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
677 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
678 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
679 (processor_type): Add PROCESSOR_BDVER1.
680 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
681 processor_type in config/i386/i386.h.
682 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
683 movaps <reg, reg> instead of movapd <reg, reg> when replacing
684 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
685 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
686 to emit packed xor instead of packed double/packed integer
687 xor for SSE and AVX when moving a zero value.
688 * config/i386/sse.md: Add check for
689 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
690 movapd/movdqa for SSE and AVX.
691 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
692 single logical operations i.e and, or and xor instead of packed double
693 logical operations for SSE and AVX.
694 * config/i386/i386-c.c (ix86_target_macros_internal):
695 Add PROCESSOR_BDVER1.
696 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
697 (has_fma4, has_xop): New.
698 * config/i386/i386.c (bdver1_cost): New variable.
699 (m_BDVER1): New macro.
700 (m_AMD_MULTIPLE): Add m_BDVER1.
701 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
702 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
703 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
704 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
705 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
706 x86_tune_sse_partial_reg_dependency,
707 x86_tune_sse_unaligned_load_optimal,
708 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
709 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
710 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
711 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
712 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
713 Enable/disable for bdver1.
714 (processor_target_table): Add bdver1_cost.
715 (cpu_names): Add bdver1.
716 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
717 processor_alias_table.
718 (ix86_expand_vector_move_misalign): Change.
719 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
720 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
721 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
722 of movupd/movdqu for SSE and AVX.
723 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
724 (ix86_tune_adjust_cost): Add code for bdver1.
725 (standard_sse_constant_opcode): Add check for
726 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
727 of packed double xor for SSE and AVX.
729 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
731 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
734 2010-05-14 Tristan Gingold <gingold@adacore.com>
736 * toplev.c (default_debug_hooks): Remove this variable.
737 (process_options): Remove assignments to default_debug_hooks.
739 2010-05-14 Martin Jambor <mjambor@suse.cz>
741 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
742 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
743 * langhooks.h (struct lang_hooks_for_decls): Removed field
745 * tree.c (free_lang_data): Remove assignment to
746 lang_hooks.fold_obj_type_ref.
747 * tree.def (OBJ_TYPE_REF): Update comment.
749 2010-05-14 Richard Guenther <rguenther@suse.de>
751 PR tree-optimization/44124
752 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
754 2010-05-14 Alan Modra <amodra@gmail.com>
757 * config/rs6000/rs6000.c (struct machine_function): Reorder
758 fields for better packing. Add lr_save_state.
759 (rs6000_ra_ever_killed): Return lr_save_state if set.
760 (rs6000_emit_eh_reg_restore): Set lr_save_state.
762 2010-05-13 Jan Hubicka <jh@suse.cz>
764 * varpool.c (decide_is_variable_needed): Drop code checking
765 TREE_SYMBOL_REFERENCED.
767 2010-05-13 Jan Hubicka <jh@suse.cz>
769 * final.c (output_addr_const): Do not call mark_decl_referenced.
770 * cgraphunit.c (process_function_and_variable_attributes): Use
771 mark_needed_node dirrectly.
772 (assemble_thunk): Do not call mark_decl_referenced.
774 2010-05-13 Anatoly Sokolov <aesok@post.ru>
776 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
778 2010-05-13 Jeff Law <law@redhat.com>
780 * ira-conflicts.c (print_allocno_conflicts): New function broken out
782 (print_conflicts): Call print_allocno_conflicts.
784 2010-05-13 Jakub Jelinek <jakub@redhat.com>
787 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
790 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
792 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
793 t-mingw-w64 or t-mingw-w32 for multilib configuration.
794 * config/i386/t-mingw-w32: New.
795 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
797 2010-05-13 Martin Jambor <mjambor@suse.cz>
799 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
801 * gimple-fold.c (get_base_binfo_for_type): New function.
802 (gimple_get_relevant_ref_binfo): Likewise.
803 (gimple_fold_obj_type_ref_known_binfo): Likewise.
804 (gimple_fold_obj_type_ref): Likewise.
805 (fold_gimple_call): Simplify condition for folding virtual calls
806 and call gimple_fold_obj_type_ref.
807 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
808 (gimple_fold_obj_type_ref_known_binfo): Likewise.
810 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
812 * config/rs6000/rs6000-protos.h
813 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
814 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
815 (rs6000_debug_mode_dependent_address)
816 (rs6000_mode_dependent_address_ptr): Likewise.
818 2010-05-13 Jakub Jelinek <jakub@redhat.com>
821 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
823 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
824 * tree-sra.c (create_access_replacement): Call unshare_expr before
825 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
826 * dwarf2out.c: Include tree-flow.h.
827 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
828 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
829 Handle DW_OP_bit_piece.
830 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
831 construct_piece_list, adjust_piece_list): New functions.
832 (add_var_loc_to_decl): Handle SRA optimized variables.
833 Adjust for var_loc_note to loc field renaming.
834 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
835 in VAR_LOCATION note.
836 (new_loc_descr_op_bit_piece): New function.
837 (dw_sra_loc_expr): New function.
838 (dw_loc_list): Use it. Don't handle the last range after the
839 loop, handle it inside of the loop. Adjust for var_loc_note
840 to loc field renaming.
841 (add_location_or_const_value_attribute): Only special case
842 single entry loc lists if loc is NOTE_P. Adjust for
843 var_loc_note to loc field renaming.
844 (dwarf2out_var_location): Don't set newloc->var_loc_note
845 and newloc->next here.
847 2010-05-12 Jan Hubicka <jh@suse.cz>
849 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
851 * cgraph.h (cgraph_only_called_directly_p,
852 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
853 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
854 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
856 * ipa.c (cgraph_remove_unreachable_nodes): Use
857 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
859 * tree-inline.c (copy_bb): Check address_taken flag.
860 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
861 externally_visible flag.
863 2010-05-12 Jason Merrill <jason@redhat.com>
867 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
868 * sdbout.c (plain_type_1): Likewise.
869 * dwarf2out.c (is_base_type): Likewise.
870 (gen_type_die_with_usage): Likewise. Generate
871 DW_TAG_unspecified_type for any LANG_TYPE.
873 2010-05-12 Jan Hubicka <jh@suse.cz>
875 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
877 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
878 (cgraph_clone_edge): Update.
879 (cgraph_node_remove_callees): Remove indirect calls too.
880 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
881 (cgraph_create_indirect_edge): Update prototype.
882 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
883 is_proper_for_analysis.
884 (add_new_function, visited_nodes, function_insertion_hook_holder,
885 get_local_reference_vars_info, mark_address_taken, mark_address,
886 mark_load, mark_store, check_asm_memory_clobber, check_call,
887 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
888 (ipa_init): Do not initialize visited_nodes;
889 function_insertion_hook_holder.
890 (analyze_variable): Rewrite.
891 (analyze_function): Rewrite.
892 (copy_local_bitmap): Remove.
893 (duplicate_node_dat): Do not duplicate local info.
894 (generate_summary): Simplify to only walk cgraph.
895 (write_node_summary_p, ipa_reference_write_summary,
896 ipa_reference_read_summary): Remove.
897 (propagate): Do not remove function insertion;
899 (pass_ipa_reference): NULLify summary handling fields.
900 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
901 (input_edge): Input ecf_flags.
902 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
903 (update_indirect_edges_after_inlining): Ignore edges with unknown
906 2010-05-12 Sriraman Tallam <tmsriram@google.com>
908 * implicit-zee.c: New file.
909 * tree-pass.h (pass_implicit_zee): Declare.
910 * passes.c (init_optimization_passes): Add zee pass.
911 * common.opt (fzee): New flag.
912 * timevar.def (TV_ZEE): Define.
913 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
915 * Makefile.in (implicit-zee.o): Add new build file.
917 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
918 Nathan Froyd <froydnj@codesourcery.com>
920 * c-common.c (sync_resolve_params): Remove write-only variable.
922 2010-05-12 Anatoly Sokolov <aesok@post.ru>
924 * target.h (struct gcc_target): Add mode_dependent_address_p field.
925 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
926 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
927 * targhooks.c (default_mode_dependent_address_p): New function.
928 * targhooks.h (default_mode_dependent_address_p): Declare function.
929 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
930 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
931 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
932 target hook. Change return type to bool.
933 * recog.h: (mode_dependent_address_p): Change return type to bool.
935 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
936 Nathan Froyd <froydnj@codesourcery.com>
938 * tree-mudflap.c (build_function_type_0, build_function_type_1,
939 build_function_type_2, build_function_type_3): Remove.
940 (mudflap_init): Use build_function_type_list.
942 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
943 Nathan Froyd <froydnj@codesourcery.com>
945 * coverage.c (build_fn_info_value): Call build_constructor instead of
946 build_constructor_from_list.
947 (build_ctr_info_value): Likewise.
948 (build_gcov_info): Likewise.
950 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
952 * tree.c (build_constructor): Compute TREE_CONSTANT for the
953 resultant constructor.
954 (build_constructor_single): Don't set TREE_CONSTANT.
955 (build_constructor_from_list): Don't compute TREE_CONSTANT.
957 2010-05-12 Jan Hubicka <jh@suse.cz>
959 * cgraph.h (struct varpool_node): Add aux.
960 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
961 * varpool.c (varpool_remove_node): Do not remove initializer.
962 (varpool_reset_queue): Export.
963 (varpool_finalize_decl): Volatile vars are forced to be output.
964 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
966 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
967 process_references, varpool_can_remove_if_no_refs): New functions.
968 (cgraph_remove_unreachable_nodes): Handle variables too.
970 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
973 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
975 2010-05-12 Jakub Jelinek <jakub@redhat.com>
978 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
979 change value of ORT_TASK.
980 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
981 (omp_notice_threadprivate_variable): New function.
982 (omp_notice_variable): Call it for threadprivate variables.
983 If enclosing ctx is a task, print enclosing task rather than
984 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
985 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
986 if task has untied clause.
989 * dwarf2out.c (base_type_die): Don't add name attribute here.
990 (modified_type_die): Instead of sizetype use
991 its underlying original type. If a DW_TAG_base_type doesn't
992 have name added, add __unknown__.
993 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
994 always call force_type_die instead.
996 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
998 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
999 for __stack_chk_guard.
1001 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1003 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1004 don't call start_source_file debug hook here...
1005 (finish_options): ... but here, after outputting predefined and
1006 command line defines and undefs.
1009 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1011 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1012 optimizing away empty bb with no successors, move over its
1013 footer chain to fallthru predecessor.
1014 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1015 (rtl_split_edge): For asm goto call patch_jump_insn even if
1016 splitting fallthru edge.
1019 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1020 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1021 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1022 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1026 * c-parser.c (c_parser_expression): Mark LHS of a comma
1027 expression as read if it is a decl, handled component or
1028 COMPOUND_EXPR with that on the RHS.
1029 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1030 if it is a decl or handled component.
1032 2010-05-11 Jan Hubicka <jh@suse.cz>
1034 * lto-symtab.c (lto_symtab_free): New function.
1035 * lto-streamer.h (lto_symtab_free): Declare.
1037 2010-05-11 Jan Hubicka <jh@suse.cz>
1039 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1040 that if function is needed it is reachable.
1041 (lto_output_node): See if it the function is reachable or referenced.
1042 (output_cgraph): Update call of lto_output_node.
1043 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1045 2010-05-11 Jan Hubicka <jh@suse.cz>
1047 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1050 2010-05-11 Jan Hubicka <jh@suse.cz>
1052 PR tree-optimize/44063
1053 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1055 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1057 (estimate_function_body_sizes): Compute sizes even when disregarding.
1059 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1061 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1063 2010-05-11 Jan Hubicka <jh@suse.cz>
1065 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1066 into every boundary.
1068 2010-05-11 Jan Hubicka <jh@suse.cz>
1070 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1072 2010-05-11 Jan Hubicka <jh@suse.cz>
1074 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1075 lto_streamer_cache_delete): Put nodes into heap.
1076 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1079 2010-05-11 Jan Hubicka <jh@suse.cz>
1081 * cgraphbuild.c (cgraph_rebuild_references): New.
1082 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1084 * cgraph.h (cgraph_rebuild_references): Declare.
1085 * tree-inline.c (tree_function_versioning): Use it.
1086 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1088 2010-05-11 Jan Hubicka <jh@suse.cz>
1090 * cgraph.c: Include ipa-utils.h
1091 (cgraph_create_virtual_clone): Update references.
1092 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1094 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1096 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1097 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1100 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1102 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1104 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1106 * gcc.c (execute): For -### don't quote arguments that
1107 contain just alphanumerics and _/-. characters.
1108 * doc/invoke.texi: Document that change for -###.
1111 * df-problems.c (struct dead_debug): Add to_rescan field.
1112 (dead_debug_init): Clear to_rescan field.
1113 (dead_debug_finish): Rescan all debug insns in to_rescan
1114 bitmap and free the bitmap.
1115 (dead_debug_insert_before): Instead of rescanning debug insns
1116 immediately queue their rescanning until dead_debug_finish.
1117 (df_note_bb_compute): After dead_debug_add do continue instead
1120 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1123 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1124 clear also INSN_REG_USE_LIST.
1126 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1128 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1130 2010-05-10 Jan Hubicka <jh@suse.cz>
1132 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1135 2010-05-10 Jan Hubicka <jh@suse.cz>
1137 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1139 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1140 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1141 (lto_streamer_cache_create): Init alloc pool.
1142 (lto_streamer_cache_delete): Free alloc pool.
1143 * lto-streamer.h: Include alloc pool.
1144 (lto_streamer_cache_d): Use alloc pool.
1145 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1147 2010-05-10 Jan Hubicka <jh@suse.cz>
1149 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1150 * cgraphbuild.c: Include except.h
1151 (record_type_list, record_eh_tables): New function.
1152 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1154 2010-05-10 Jan Hubicka <jh@suse.cz>
1156 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1157 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1160 2010-05-10 Michael Matz <matz@suse.de>
1162 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1163 (can_reassociate_p): Use FLOAT_TYPE_P.
1164 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1165 (vect_force_simple_reduction): ... this.
1166 * tree-parloops.c (gather_scalar_reductions): Use
1167 vect_force_simple_reduction.
1168 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1169 vect_is_simple_reduction, add modify argument, if true rewrite
1170 "a-b" into "a+(-b)".
1171 (vect_is_simple_reduction, vect_force_simple_reduction): New
1173 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1175 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1176 Vladimir Makarov <vmakarov@redhat.com>
1178 PR rtl-optimization/44012
1179 * ira-build.c (remove_unnecessary_allocnos): Nullify
1180 regno_allocno_map of the removed allocno.
1182 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1184 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1186 * configure: Regenerate.
1188 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1190 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1192 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1193 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1195 * configure: Regenerate.
1197 2010-05-10 Richard Guenther <rguenther@suse.de>
1199 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1200 marked if the entry identifier is marked.
1202 2010-05-10 Richard Guenther <rguenther@suse.de>
1204 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1205 (handle_fnspec_attribute): New function.
1206 * gimple.h (gimple_call_return_flags): Declare.
1207 (gimple_call_arg_flags): Likewise.
1208 * gimple.c (gimple_call_arg_flags): New function.
1209 (gimple_call_return_flags): Likewise.
1210 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1212 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1214 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1215 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1217 (make_heapvar_for): ... this new function.
1218 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1219 (handle_lhs_call): Likewise.
1220 (find_func_aliases): Adjust.
1222 2010-05-10 Richard Guenther <rguenther@suse.de>
1224 PR tree-optimization/44050
1225 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1227 2010-05-10 Wei Guozhi <carrot@google.com>
1230 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1232 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1235 * c-typeck.c (lookup_field): Take a type directly. Update
1237 (build_component_ref): Update call to lookup_field.
1238 (set_init_label): Use lookup_field to find initialized field.
1239 Handle returned list of fields like a sequence of designators.
1241 2010-05-09 Richard Guenther <rguenther@suse.de>
1244 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1245 handle &FUNCTION_DECL.
1247 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1250 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1251 structures and unions recursively.
1252 (detect_field_duplicates): Move duplicate detection with a hash to
1253 detect_field_duplicates_hash. Always use a hash if anonymous
1254 structures or unions are present.
1255 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1258 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1261 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1262 detect Atom, Core 2 and Core i7.
1264 2010-05-09 Richard Guenther <rguenther@suse.de>
1266 * gcc.c (store_arg): Handle temporary file deletion for
1269 2010-05-09 Richard Guenther <rguenther@suse.de>
1272 * ipa-inline.c (estimate_function_body_sizes): Return after
1273 disregarding inline limits.
1275 2010-05-09 Richard Guenther <rguenther@suse.de>
1277 * gcc.c (store_arg): Revert last change.
1279 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1282 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1283 (optimize_ops_list): Call it.
1285 2010-05-08 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/44030
1288 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1289 NECESSARY flag if we propagate from a inserted expression.
1291 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1293 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1294 domain types as equal if they are both PLACEHOLDER_EXPRs.
1296 2010-05-08 Richard Guenther <rguenther@suse.de>
1298 * lto-wrapper.c (run_gcc): Remove linker output from
1299 command line for LTRANS invocation.
1301 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1303 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1304 lto-macho as lto_binary_reader.
1305 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1306 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1307 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1308 in lto_start and lto_end calls.
1309 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1311 (scan_prog_file): Update is_elf_or_coff call.
1312 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1314 * collect2.c (main): Fix enum comparison.
1316 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1318 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1319 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1320 and TARGET_ASM_LTO_END.
1321 * darwin.c: Include obstack.h and lto-streamer.h.
1322 (lto_section_names_offset, lto_section_names_obstack,
1323 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1325 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1326 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1327 to a temporary file.
1328 (darwin_asm_lto_end): New function. Restore asm_out_file.
1329 (darwin_asm_named_section): For LTO sections, replace the name with
1330 the offset of the section name in a string table, and build this
1332 (darwin_file_start): Initialize global vars for LTO support.
1333 (darwin_file_end): If output to asm_out_file was redirected, append it
1334 to the proper asm_out_file here. Add the section names section.
1336 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1338 * c-pragma.c (pending_weak_d, pending_weak): New.
1339 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1340 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1341 handle_pragma_weak): Update the uses of pending_weaks.
1343 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1345 PR documentation/44016
1346 * doc/standards.texi (Standards): Link to unversioned
1347 cxx0x_status.html page.
1349 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1352 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1353 in addition to TREE_USED, to avoid "set but unused" warnings.
1355 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1357 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1358 (is_loop_prefetching_profitable): Do not insert prefetches
1359 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1360 times the prefetch ahead distance.
1362 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1364 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1365 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1366 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1369 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1371 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1372 a diagnostic info when the insn-to-mem ratio is too small.
1374 2010-05-07 Richard Guenther <rguenther@suse.de>
1376 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1378 (store_arg): Queue temp_filename for deletion instead of
1381 2010-05-07 Richard Guenther <rguenther@suse.de>
1383 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1384 (run_gcc): Handle LTRANS phase invocation.
1385 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1387 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1389 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1390 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1392 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1394 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1396 2010-05-07 Richard Guenther <rguenther@suse.de>
1398 PR tree-optimization/44020
1399 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1400 code when PRE is not yet initialized.
1402 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1404 * config/mips/dbxmdebug.h: Remove.
1405 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1407 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1409 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1410 with null pointer and also warn about ordered comparison of zero with
1413 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1415 * graphite-blocking.c
1416 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1417 * graphite-clast-to-gimple.c
1418 (clast_to_gcc_expression): Same.
1419 (precision_for_value): Same.
1420 (precision_for_interval): Same.
1421 (gcc_type_for_interval): Same.
1422 (graphite_create_new_guard): Same.
1423 (compute_bounds_for_level): Same.
1424 (graphite_create_new_loop_guard): Same.
1425 * graphite-interchange.c
1426 (build_linearized_memory_access): Same.
1427 (pdr_stride_in_loop): Same.
1428 (memory_strides_in_loop_1): Same.
1429 (memory_strides_in_loop): Same.
1430 (extend_scattering): Same.
1431 (psct_scattering_dim_for_loop_depth): Same.
1432 (pbb_number_of_iterations): Same.
1434 (debug_iteration_domains): Same.
1436 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1437 (ppl_set_inhomogeneous_gmp): Same.
1438 (ppl_strip_loop): Same.
1439 (ppl_lexico_compare_linear_expressions): Same.
1440 (ppl_read_polyhedron_matrix): Same.
1441 (ppl_max_for_le_pointset): Same.
1443 (ppl_read_polyhedron_matrix): Same.
1444 (tree_int_to_gmp): Same.
1445 (gmp_cst_to_tree): Same.
1446 (ppl_set_inhomogeneous): Same.
1447 (ppl_set_inhomogeneous_tree): Same.
1448 (ppl_set_coef): Same.
1449 (ppl_set_coef_tree): Same.
1450 * graphite-sese-to-poly.c
1451 (build_pbb_scattering_polyhedrons): Same.
1452 (build_scop_scattering): Same.
1453 (scan_tree_for_params_right_scev): Same.
1454 (scan_tree_for_params): Same.
1455 (find_params_in_bb): Same.
1456 (find_scop_parameters): Same.
1457 (add_upper_bounds_from_estimated_nit): Same.
1458 (build_loop_iteration_domains): Same.
1459 (add_condition_to_domain): Same.
1460 (pdr_add_memory_accesses): Same.
1462 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1464 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1465 CLooG's value_* macros to their respective mpz_* counterparts.
1466 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1467 (graphite_create_new_loop_guard): Same.
1468 * graphite-interchange.c (build_linearized_memory_access): Same.
1469 (pdr_stride_in_loop): Same.
1470 (memory_strides_in_loop_1): Same.
1471 (1st_interchange_profitable_p): Same.
1472 * graphite-poly.c (extend_scattering): Same.
1473 (psct_scattering_dim_for_loop_depth): Same.
1474 (pbb_number_of_iterations): Same.
1475 (pbb_number_of_iterations_at_time): Same.
1476 * graphite-poly.h (new_1st_loop): Same.
1477 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1478 (oppose_constraint): Same.
1479 (insert_constraint_into_matrix): Same.
1480 (ppl_set_inhomogeneous_gmp): Same.
1481 (ppl_set_coef_gmp): Same.
1482 (ppl_strip_loop): Same.
1483 (ppl_lexico_compare_linear_expressions): Same.
1484 (ppl_max_for_le_pointset): Same.
1485 (ppl_min_for_le_pointset): Same.
1486 (ppl_build_realtion): Same.
1487 * graphite-ppl.h (gmp_cst_to_tree): Same.
1488 (ppl_set_inhomogeneous): Same.
1489 (ppl_set_inhomogeneous_tree): Same.
1490 (ppl_set_coef): Same.
1491 (ppl_set_coef_tree): Same.
1492 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1493 (build_scop_scattering): Same.
1494 (add_value_to_dim): Same.
1495 (scan_tree_for_params_right_scev): Same.
1496 (scan_tree_for_params_int): Same.
1497 (scan_tree_for_params): Same.
1498 (find_params_in_bb): Same.
1499 (find_scop_parameters): Same.
1500 (add_upper_bounds_from_estimated_nit): Same.
1501 (build_loop_iteration_domains): Same.
1502 (create_linear_expr_from_tree): Same.
1503 (add_condition_to_domain): Same.
1504 (pdr_add_memory_accesses): Same.
1506 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1507 Jason Merrill <jason@redhat.com>
1509 * c-common.c (c_common_reswords): Add nullptr.
1510 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1511 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1512 (gen_type_die_with_usage): Likewise.
1513 * dbxout.c (dbxout_type): Likewise.
1514 * sdbout.c (plain_type_1): Likewise.
1516 2010-05-06 Jason Merrill <jason@redhat.com>
1518 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1519 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1521 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1523 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1524 stripping WITH_SIZE_EXPR.
1525 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1528 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1530 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1531 list of obsolete configurations.
1532 Disabled check for obsolete configurations.
1533 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1534 Removed support for previous versions.
1535 * config/mips/iris.h: Removed.
1536 * config/mips/iris5.h: Removed.
1537 * config/mips/iris6.h: Merged old iris.h contents.
1538 (TARGET_IRIX): Removed.
1539 (DRIVER_SELF_SPECS): Removed mabi=32.
1540 (IDENT_ASM_OP): Removed undef.
1541 (STARTFILE_SPEC): Removed mabi=32.
1542 (ENDFILE_SPEC): Likewise.
1543 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1544 (MACHINE_TYPE): Update for IRIX 6.5.
1545 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1546 TARGET_IRIX by TARGET_IRIX6.
1547 (mips_file_start): Likewise.
1548 (mips_output_external): Remove IRIX 5/6 O32 support.
1549 (mips_output_function_prologue): Likewise.
1550 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1552 (TARGET_CPU_CPP_BUILTINS): Likewise.
1553 (TARGET_IRIX): Removed.
1554 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1555 (MULTILIB_DIRNAMES): Removed 32.
1556 (MULTILIB_OSDIRNAMES): Removed ../lib.
1557 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1558 (Specific, mips-sgi-irix5): Document removal.
1559 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1560 Remove references to older IRIX 6 releases and the O32 ABI.
1562 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1565 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1566 instead of DF_REF_REAL_REG.
1568 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1571 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1572 handling to still return true for x64 targets.
1574 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1576 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1578 2010-05-06 Jan Hubicka <jh@suse.cz>
1580 PR tree-optimization/43791
1581 * ipa-inline.c (update_caller_keys): Remove bogus
1582 disregard_inline_limits check.
1584 2010-05-06 Michael Matz <matz@suse.de>
1586 PR tree-optimization/43984
1587 * tree-ssa-pre.c (inserted_phi_names): Remove.
1588 (inserted_exprs): Change to bitmap.
1589 (create_expression_by_pieces): Set bits, don't append to vector.
1590 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1591 (eliminate): Don't look at inserted_phi_names, remove deleted
1592 insns from inserted_exprs.
1593 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1594 (init_pre, fini_pre): Allocate and free bitmaps.
1595 (execute_pre): Insert insns on edges before elimination.
1597 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1599 * tree.c (initializer_zerop): Handle STRING_CST.
1601 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1604 * doc/invoke.texi (Wimplicit): Document as C only.
1605 * opts.c (common_handle_option): Add argument kind.
1606 (handle_option): Rename as read_cmdline_option. Factor out code to...
1607 (handle_option): ... here. New.
1608 (handle_options): Rename as read_cmdline_options.
1609 (decode_options): Update call.
1610 (set_option): Use option index instead of option pointer. Classify
1611 diagnostics correctly.
1612 (enable_warning_as_error): Call handle_option.
1613 * opts.h (set_option): Update declaration.
1614 (handle_option): Declare.
1615 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1616 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1617 * c-opts.c (set_Wimplicit): Delete.
1618 (c_family_lang_mask): New static constant.
1619 (c_common_handle_option): Add argument kind. Use handle_option
1620 instead of set_Wimplicit.
1621 (c_common_post_options): warn_implicit and warn_implicit_int
1622 are disabled by default.
1623 * c-common.c (warn_implicit): Do not define here.
1624 * c-common.h (warn_implicit): Do not declare here.
1625 (c_common_handle_option): Update declaration.
1626 * lto-opts.c (lto_reissue_options): Update call to set_option.
1628 2010-05-06 Richard Guenther <rguenther@suse.de>
1630 PR tree-optimization/43571
1631 * domwalk.c (walk_dominator_tree): Walk the dominator
1632 sons in more optimal order.
1634 2010-05-06 Richard Guenther <rguenther@suse.de>
1636 PR tree-optimization/43934
1637 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1638 (stmt_cost): Likewise.
1639 (extract_true_false_args_from_phi): New helper.
1640 (determine_max_movement): For PHI nodes verify we can hoist them
1641 and compute their cost.
1642 (determine_invariantness_stmt): Handle PHI nodes.
1643 (move_computations_stmt): Likewise. Hoist PHI nodes in
1644 if-converted form using COND_EXPRs.
1645 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1646 (tree_ssa_lim): Likewise.
1647 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1648 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1650 2010-05-06 Richard Guenther <rguenther@suse.de>
1652 PR tree-optimization/43987
1653 * tree-ssa-structalias.c (could_have_pointers): For possibly
1654 address-taken variables force pointers to be recorded.
1655 (create_variable_info_for_1): Likewise.
1656 (push_fields_onto_fieldstack): Pass in wheter all fields
1658 (find_func_aliases): Query types instead of vars whether
1659 they contain pointers where appropriate.
1661 2010-05-06 Jan Hubicka <jh@suse.cz>
1663 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1664 (record_reference, mark_address, mark_load, mark_store): Record
1666 (record_references_in_initializer): Update call of record_references.
1667 (rebuild_cgraph_edges): Remove all references before rebuiding.
1668 * cgraph.c (cgraph_create_node): Clear ref list.
1669 (cgraph_remove_node): Remove references.
1670 (dump_cgraph_node): Dump references.
1671 (cgraph_clone_node): Clone references.
1672 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1673 (struct cgraph_node, varpool_node): Add ref_lst.
1674 * ipa-ref.c: New file.
1675 * ipa-ref.h: New file.
1676 * ipa-ref-inline.h: New file.
1677 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1678 (referenced_from_other_partition_p): New function.
1679 (lto_output_varpool_node): Take set arugment; call
1680 referenced_from_other_partition.
1681 (lto_output_ref): New.
1682 (add_references): New.
1684 (output_cgraph): Compute boundary based on references; output refs.
1685 (output_varpool): Accept cgraph_node_set argument.
1688 (input_cgraph): Call input_refs.
1689 * lto-section-in.c (lto_section_name): Add refs.
1690 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1691 (ipa-ref.o): New file.
1692 * varpool.c (varpool_node): Clear ipa ref list.
1693 (varpool_remove_node): Remove references.
1694 (dump_varpool_node): Dump references.
1695 (varpool_assemble_decl): Only compile finalized ones.
1696 (varpool_extra_name_alias): Initialize ref list.
1697 * lto-streamer.c (lto-get_section_name): Add .refs section.
1698 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1699 (referenced_from_other_partition_p): Declared.
1701 2010-05-06 Ira Rosen <irar@il.ibm.com>
1703 PR tree-optimization/43901
1704 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1705 type is not NULL if it's transformation phase, and return
1706 FALSE if it's analysis.
1707 (vectorizable_conversion, vectorizable_operation,
1708 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1710 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1712 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1714 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1716 * config/mips/mips-protos.h
1717 (mips_small_register_classes_for_mode_p): Delete prototype.
1719 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1721 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1722 * config/arm/arm.c (multiple_operation_profitable_p,
1723 compute_offset_order): New static functions.
1724 (load_multiple_sequence, store_multiple_sequence): Use them.
1725 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1726 memory offsets, not register numbers.
1727 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1729 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1731 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1732 (get_pending_sizes, put_pending_size, put_pending_sizes):
1733 Update the uses of pending_sizes.
1734 * c-decl.c (store_parm_decls): Likewise.
1735 * c-tree.h (struct c_arg_info): Likewise.
1736 * tree.h: Update the prototype for get_pending_sizes and
1739 2010-05-05 Jason Merrill <jason@redhat.com>
1742 * c-common.c (handle_aligned_attribute): Respect
1743 ATTR_FLAG_TYPE_IN_PLACE.
1746 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1747 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1748 (TARGET_INITIALIZER): Use it.
1749 * c-common.c (attribute_takes_identifier_p): Call it.
1750 * c-common.h: Update prototype.
1751 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1752 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1754 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1757 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1758 DW_ID_down_case for Fortran compilation units.
1760 2010-05-05 Jan Hubicka <jh@suse.cz>
1762 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1765 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1767 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1768 a variable-sized RESULT_DECL.
1770 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1772 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1774 2010-05-05 Jason Merrill <jason@redhat.com>
1777 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1779 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1781 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1782 Jakub Jelinek <jakub@redhat.com>
1785 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1786 (dead_debug_init, dead_debug_finish): New functions.
1787 (dead_debug_add, dead_debug_insert_before): Likewise.
1788 (df_note_bb_compute): Initialize a dead_debug object, add dead
1789 debug uses to it, insert debug bind insns before death insns,
1790 reset debug insns that refer to pending uses at the end.
1791 * rtl.h (make_debug_expr_from_rtl): New prototype.
1792 * varasm.c (make_debug_expr_from_rtl): New function.
1794 2010-05-05 Jan Hubicka <jh@suse.cz>
1796 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1797 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1798 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1799 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1800 lto_varpool_encoder_encode_initializer_p,
1801 lto_set_varpool_encoder_encode_initializer): New functions.
1802 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1803 call output_varpool.
1804 (input_varpool_node): Do not always set analyzed.
1805 (input_cgraph_1): Return vector of cgraph nodes.
1806 (input_varpool_1): Return vector of varpools.
1807 (input_cgraph): Free the vectors.
1808 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1809 output only initializers needed.
1810 (lto_output): Only call output_cgraph.
1811 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1812 * lto-section-out.c (lto_new_out_decl_state): Initialize
1813 state->varpool_node_encoder.
1814 * lto-streamer.h (lto_varpool_encoder_d): New.
1815 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1816 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1817 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1818 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1819 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1821 (output_varpool, input_varpool): Remove declarations.
1823 2010-05-05 Jan Hubicka <jh@suse.cz>
1825 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1826 with body can prevail.
1828 2010-05-05 Jan Hubicka <jh@suse.cz>
1830 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1833 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1835 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1837 * gengtype.h (erro_at_line): Constify pos argument.
1839 * gengtype.c: Include hashtab.h.
1840 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1841 (error_at_line): Constify pos argument.
1842 (do_typedef): Initialize p->opt field.
1843 (get_file_gtfilename): Fix comment typo.
1844 (struct walk_type_data): Constify line field.
1845 (get_output_file_for_structure): New function.
1846 (write_local_func_for_structure): Constify orig_s argument.
1847 Use get_output_file_for_structure.
1848 (write_func_for_structure): Use get_output_file_for_structure.
1849 (INDENT): New define.
1850 (dump_pair, dump_type, dump_type_list, dump_typekind)
1851 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1852 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1854 (seen_types): New variable.
1855 (main): New variable do_dump. Process "-d" command line option.
1856 Call dump_everything if dump requested.
1858 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1860 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1861 in a temporary instead of invoking the macro multiple times.
1862 (track_expr_p): Likewise.
1864 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1866 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1868 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1869 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1870 conditions for printing notes.
1871 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1872 true, update documentation.
1873 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1875 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1878 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1881 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1884 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1885 (*sse_prologue_save_insn1): Likewise.
1886 (SSE prologue save splitter): Likewise.
1888 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1890 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1891 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1892 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1893 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1894 all decls. Call it on DECL_FIELD_OFFSET of fields.
1895 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1896 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1898 2010-05-04 Martin Jambor <mjambor@suse.cz>
1900 * tree-sra.c (build_access_from_expr_1): The first parameter type
1901 changed to simple tree.
1902 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1903 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1905 (build_accesses_from_assign): Removed all parameters except for a
1906 simple gimple statement. Now returns a simple bool.
1907 (scan_function): All non-analysis parts moved to separate functions
1908 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1909 parameters and updated both callers.
1910 (sra_modify_expr): Removed parameter data.
1911 (sra_modify_function_body): New function.
1912 (perform_intra_sra): Call sra_modify_function_body to modify the
1914 (replace_removed_params_ssa_names): Parameter data changed into
1916 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1917 changed the parameter dont_convert to convert with the opposite
1919 (sra_ipa_modify_assign): Parameter data changed into adjustments
1920 vector, return value changed to bool.
1921 (ipa_sra_modify_function_body): New function.
1922 (sra_ipa_reset_debug_stmts): Updated a comment.
1923 (modify_function): Use ipa_sra_modify_function_body to modify function
1926 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1929 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1930 (canon_true_dependence): Likewise.
1931 (write_dependence_p): Likewise.
1933 2010-05-04 Jan Hubicka <jh@suse.cz>
1935 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1936 * cgraphbuild.c: Include ipa-utils.h
1937 (record_reference_ctx): New struct.
1938 (record_reference): Simplify to work on initializers; not statements.
1939 (mark_address, mark_load, mark_store): New.
1940 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1942 (record_references_in_initializer): Update use of record_reference.
1943 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1946 2010-05-04 Jan Hubicka <jh@suse.cz>
1948 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1949 node will be removed anyway.
1950 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1951 relink aliases of node into prevailing node.
1952 * varpool.c (varpool_remove_node): Remove aliases properly;
1953 when removing node, remove all its aliases too; remove DECL_INITIAL
1954 of removed node; ggc_free the varpool node.
1956 2010-05-04 Richard Guenther <rguenther@suse.de>
1958 PR tree-optimization/43879
1959 * tree-ssa-structalias.c (alias_get_name): Use
1960 DECL_ASSEMBLER_NAME if available.
1961 (create_function_info_for): Return the varinfo node.
1962 (ipa_pta_execute): Associate same-body aliases and extra names
1963 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1965 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1967 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1969 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1972 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1973 only if HONOR_REG_ALLOC_ORDER is not defined.
1975 2010-05-04 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/43949
1978 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1981 2010-04-26 Jason Merrill <jason@redhat.com>
1983 * c.opt (-fstrict-enums): New.
1984 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1986 2010-05-03 David Ung <davidu@mips.com>
1987 James E. Wilson <wilson@codesourcery.com>
1989 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1990 emit the trap instruction before the divide for TUNE_74K.
1992 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1994 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1995 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1996 based on the above, for new target hook.
1998 * hooks.c (hook_bool_mode_true): New generic hook.
1999 * hooks.h (hook_bool_mode_true): Add prototype.
2001 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2003 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2004 target hook, set to hook_bool_mode_false.
2005 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2006 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2007 with targetm.small_register_classes_for_mode_p.
2008 (find_reusable_reload): Likewise.
2009 (combine_reloads): Likewise.
2010 * reload1.c (reload_as_needed): Likewise.
2011 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2012 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2013 dead_or_predicable): Likewise.
2014 * regmove.c (optimize_reg_copy_1): Likewise.
2015 * calls.c (prepare_call_address): Likewise.
2016 (precompute_register_parameters): Likewise.
2018 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2020 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2021 implementation of the hook that considers all register classes
2022 small except for SH64.
2023 (sh_override_options): Use the new hook.
2024 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2027 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2029 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2030 implementation of the hook that considers all register classes
2032 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2035 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2037 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2038 implementation of the hook that considers all register classes
2040 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2043 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2045 * config/m32c/m32c.h: Likewise.
2046 * config/pdp11/pdp11.h: Likewise.
2047 * config/avr/avr.h: Likewise.
2048 * config/xtensa/xtensa.h: Likewise.
2049 * config/m68hc11/m68hc11.h: Likewise.
2050 * config/mn10300/mn10300.h: Likewise.
2051 * config/mcore/mcore.h: Likewise.
2052 * config/h8300/h8300.h: Likewise.
2053 * config/bfin/bfin.h: Likewise.
2055 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2056 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2058 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2060 * double-int.h (tree_to_double_int): Remove macro.
2061 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2062 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2063 (tree_to_double_int): New function.
2064 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2066 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2068 2010-05-03 Richard Guenther <rguenther@suse.de>
2070 PR tree-optimization/43971
2071 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2072 constraints in the !flag_delete_null_pointer_checks case.
2074 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2077 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2078 result mode matches original rtl mode.
2080 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2083 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2085 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2087 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2088 when processing flag options.
2090 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2092 * gcov-iov.c (main): Change format string placeholder
2093 from %#08x to 0x%08x.
2094 * genchecksum.c (dosum): Change format string placeholder
2095 from %#02x to 0x%02x.
2097 2010-05-02 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/43879
2100 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2102 2010-05-02 Bruno Haible <bruno@clisp.org>
2104 * doc/extend.texi (Function Attributes): Fix a typo.
2106 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2109 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2110 placeholder from 0x%x to %#x.
2111 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2112 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2113 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2114 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2115 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2116 * config/i386/i386.c (ix86_target_string): Ditto.
2117 * config/i386/i386.c (output_pic_addr_const): Ditto.
2118 (print_operand): Ditto.
2120 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2122 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2123 placeholder from 0x%x to %#x.
2124 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2125 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2126 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2127 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2128 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2129 * optc-gen.awk: Ditto.
2130 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2131 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2132 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2133 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2135 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2137 * target.h (struct calls): Add function_value_regno_p field.
2138 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2139 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2140 * targhooks.c (default_function_value_regno_p): New function.
2141 * targhooks.h (default_function_value_regno_p): Declare function.
2142 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2143 * builtins.c. (apply_result_size): (Ditto.).
2144 * combine.c. (likely_spilled_retval_p): (Ditto.).
2145 * mode-switching.c. Include 'target.h'.
2146 (create_pre_exit): Use function_value_regno_p hook.
2147 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2148 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2149 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2151 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2152 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2153 (ix86_function_value_regno_p): Declare as static, change argument
2154 type to const unsigned int.
2155 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2157 2010-05-01 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/43949
2160 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2162 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2164 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2166 * rtl.h (CONST_DOUBLE_P): Define.
2167 (rtx_to_double_int): Declare.
2168 * emit-rtl.c (rtx_to_double_int): New function.
2169 * dwarf2out.c (insert_double): New function.
2170 (loc_descriptor, add_const_value_attribute): Clean up, use
2171 rtx_to_double_int and insert_double functions.
2173 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2175 * doc/extend.texi (Inline): Add missing return keyword to examples.
2176 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2179 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2181 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2182 the variable part of the offset as well. Use highest_pow2_factor for
2183 all alignment checks.
2185 2010-04-30 Richard Guenther <rguenther@suse.de>
2187 PR tree-optimization/43879
2188 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2191 2010-04-30 Jan Hubicka <jh@suse.cz>
2193 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2195 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2197 2010-04-30 Jan Hubicka <jh@suse.cz>
2199 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2201 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2202 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2203 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2204 cgraph_node_set_needs_ltrans_p): Remove.
2206 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2208 * sdbout.c: Include vec.h, do not include varray.h.
2209 (deferred_global_decls, sdbout_global_decl,
2210 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2211 * toplev.c: Do not include varray.h.
2212 (dump_memory_report): Do not dump VARRAY statistics.
2213 * gengtype.c (open_base_file): Ignore varray.h.
2214 * Makefile.in: Update for abovementioned changes.
2215 Remove all traces of varray.c and varray.h.
2216 * varray.c: Remove file.
2217 * varray.h: Remove file.
2219 2010-04-30 Jan Hubicka <jh@suse.cz>
2221 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2224 2010-04-30 Jan Hubicka <jh@suse.cz>
2226 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2229 2010-04-30 Richard Guenther <rguenther@suse.de>
2231 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2232 constraints for CONSTRUCTOR.
2234 2010-04-30 Richard Guenther <rguenther@suse.de>
2237 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2238 first after all lowering passes.
2240 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2242 * toplev.c: Include varray.h for statistics dumping.
2243 * tree.h: Do not declare varray_head_tag.
2244 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2245 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2246 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2247 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2248 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2249 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2250 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2251 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2253 * Makefile.in: Update for abovementioned changes.
2255 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2258 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2260 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2262 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2263 Use this function to do machine-specific conversion.
2264 (picochip_legitimize_reload_address): Likewise.
2265 (picochip_legitimate_address_p): Check valid base register only if
2267 (picochip_check_conditional_copy): Check for modw only if opnd is
2269 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2270 to call the function in c.
2271 * config/picochip/picochip-protos.h
2272 (picochip_legitimize_reload_address): Define.
2273 * config/picochip/picochip.md (supported_compare1): Define.
2275 2010-04-30 Jan Hubicka <jh@suse.cz>
2277 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2278 (cgraph_global_info): Remove inlined.
2279 (LTO_cgraph_tag_names): Remove.
2280 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2281 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2282 simplify cgraph tags and document.
2283 (lto_output_node): Use only LTO_cgraph_unavail_node and
2284 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2285 for_functions_valid, global info, process and output flags.
2286 (input_overwrite_node): Initialize estimated stack size and
2287 estimated growth. Do not read flags we no longer store.
2288 (input_node): Likewise do not read info no longer stored.
2289 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2292 2010-04-30 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/43879
2295 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2296 handle non-zero initializers.
2298 2010-04-30 Richard Guenther <rguenther@suse.de>
2300 * builtins.c (fold_builtin_1): Delete free (0).
2302 2010-04-29 Jan Hubicka <jh@suse.cz>
2304 * gengtype.c (open_base_files): Add lto-streamer.h
2305 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2306 (pass_ipa_cp): GGC collect.
2307 * toplev. (compile_file): Do not output symbols.
2308 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2309 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2310 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2311 * lto-section-in.c: Include ggc.h
2312 (lto_new_in_decl_state): Alloc in GGC.
2313 (lto_delete_in_decl_state): Likewise.
2314 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2317 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2320 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2321 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2322 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2323 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2324 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2325 account only if HONOR_REG_ALLOC_ORDER is not defined.
2326 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2327 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2329 2010-04-29 Jon Grant <04@jguk.org>
2331 * collect2.c (vflag): Change type from int to bool.
2333 (helpflag): New global bool.
2334 (main): Set vflag and debug with boolean, not integer truth values.
2335 Accept new "--help" option and output usage text if found.
2336 * collect2.h (vflag): Update prototype.
2339 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2342 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2344 2010-04-29 Richard Guenther <rguenther@suse.de>
2347 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2348 with ATTRIBUTE_UNUSED.
2350 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2353 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2354 INSN_P with NONDEBUG_INSN_P.
2355 (distance_non_agu_define): Likewise.
2356 (distance_agu_use): Likewise.
2358 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2360 From Dominique d'Humieres <dominiq@lps.ens.fr>
2362 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2365 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2367 * plugin.h (invoke_plugin_callbacks): New inline function.
2368 * plugin.c (flag_plugin_added): New global flag.
2369 (add_new_plugin): Initialize above flag.
2370 (invoke_plugin_callbacks): Rename to ...
2371 (invoke_plugin_callbacks_full): ... this.
2373 2010-04-28 Jan Hubicka <jh@suse.cz>
2375 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2376 (lto_varpool_replace_node): New.
2377 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2378 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2379 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2380 * cgraph.h (varpool_node_ptr): New type.
2381 (varpool_node_ptr): New vector.
2382 (varpool_node_set_def): New structure.
2383 (varpool_node_set): New type.
2384 (varpool_node_set): New vector.
2385 (varpool_node_set_element_def): New structure.
2386 (varpool_node_set_element, const_varpool_node_set_element): New types.
2387 (varpool_node_set_iterator): New type.
2388 (varpool_node): Add prev pointers, add used_from_other_partition,
2390 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2391 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2392 varpool_get_node, varpool_remove_node): Declare.
2393 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2394 varpool_node_set_size): New inlines.
2395 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2396 * tree-pass.h (varpool_node_set_def): Forward declare.
2397 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2398 (ipa_write_optimization_summaries): Update prototype.
2399 * ipa-cp.c (ipcp_write_summary): Update.
2400 * ipa-reference.c (ipa_reference_write_summary): Update.
2401 * lto-cgraph.c (lto_output_varpool_node): New static function.
2402 (output_varpool): New function.
2403 (input_varpool_node): New static function.
2404 (input_varpool_1): New function.
2405 (input_cgraph): Input varpool.
2406 * ipa-pure-const.c (pure_const_write_summary): Update.
2407 * lto-streamer-out.c (lto_output): Update, output varpool too.
2408 (write_global_stream): Kill WPA hack.
2409 (produce_asm_for_decls): Update.
2410 (output_alias_pair_p): Handle variables.
2411 (output_unreferenced_globals): Output only needed partition of varpool.
2412 * ipa-inline.c (inline_write_summary): Update.
2413 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2415 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2416 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2417 varpool_node_set_new, varpool_node_set_add,
2418 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2419 debug_varpool_node_set): New functions.
2420 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2421 (execute_one_pass): Process new decls too.
2422 (ipa_write_summaries_2): Pass around vsets.
2423 (ipa_write_summaries_1): Likewise.
2424 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2426 (ipa_write_optimization_summaries_1): Pass around vsets.
2427 (ipa_write_optimization_summaries): Likewise.
2428 * varpool.c (varpool_get_node): New.
2429 (varpool_node): Update doubly linked lists.
2430 (varpool_remove_node): New.
2431 (dump_varpool_node): More dumping.
2432 (varpool_enqueue_needed_node): Update doubly linked lists.
2433 (decide_is_variable_needed): Kill ltrans hack.
2434 (varpool_finalize_decl): Kill lto hack.
2435 (varpool_assemble_decl): Skip decls in other partitions.
2436 (varpool_assemble_pending_decls): Update doubly linkes lists.
2437 (varpool_empty_needed_queue): Likewise.
2438 (varpool_extra_name_alias): Likewise.
2439 * lto-streamer.c (lto_get_section_name): Add vars section.
2440 * lto-streamer.h (lto_section_type): Update.
2441 (output_varpool, input_varpool): Declare.
2443 2010-04-28 Mike Stump <mikestump@comcast.net>
2445 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2447 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2449 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2450 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2451 (lto_input_ts_type_tree_pointers): Likewise.
2452 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2453 (lto_output_ts_type_tree_pointers): Likewise.
2455 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2457 Uniquization of constants at the Tree level
2458 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2459 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2461 (tree_output_constant_def): Declare.
2462 * gimplify.c (gimplify_init_constructor): When using block copy, first
2463 uniquize the constant constructor on the RHS.
2464 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2465 DECL_IN_CONSTANT_POOL flag.
2466 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2467 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2469 (assemble_variable): Deal with symbols belonging to the tree constant
2471 (get_constant_section): Add ALIGN parameter and simplify.
2472 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2473 (assemble_constant_contents): Use the expression of the VAR_DECL.
2474 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2475 (tree_output_constant_def): New global function.
2476 (mark_constant): Use the expression of the VAR_DECL.
2477 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2479 (output_object_block): Likewise and assemble the expression.
2481 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2483 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2484 hash_tree, eq_tree): New tree hash table.
2485 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2486 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2487 lto_orig_address_remove): Reimplement.
2489 2010-04-28 Xinliang David Li <davidxl@google.com>
2492 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2493 (compute_uninit_opnds_pos): New function.
2494 (is_non_loop_exit_postdominating): New function.
2495 (compute_control_dep_chain): New function.
2496 (find_pdom): New function.
2497 (convert_control_dep_chain_into_preds): New function.
2498 (find_predicates): New function.
2499 (find_control_equiv_block): New function.
2500 (collect_phi_def_edges): New function.
2501 (find_def_preds): New function.
2502 (find_dom): New function.
2503 (dump_predicates): New function.
2504 (get_cmp_code): New function.
2505 (is_value_included_in): New function.
2506 (find_matching_predicate_in_rest_chains): New function.
2507 (use_pred_not_overlap_with_undef_path_pred): New function.
2508 (is_use_properly_guarded): New function.
2509 (normalize_cond_1): New function.
2510 (is_and_or_or): New function.
2511 (normalize_cond): New function.
2512 (is_gcond_subset_of): New function.
2513 (is_subset_of_any): New function.
2514 (is_or_set_subset_of): New function.
2515 (is_and_set_subset_of): New function.
2516 (is_norm_cond_subset_of): New function.
2517 (is_pred_expr_subset_of): New function.
2518 (is_pred_chain_subset_of): New function.
2519 (is_included_in): New function.
2520 (is_superset_of): New function.
2521 (find_uninit_use): New function.
2522 (warn_uninitialized_phi): New function.
2523 (compute_possibly_undefined_names): New function.
2524 (ssa_undefined_value_p): New function.
2525 (execute_late_warn_uninitialized): New function.
2526 * tree-ssa.c (ssa_undefined_value_p): Removed.
2527 (warn_uninit): Changed to extern.
2528 (warn_uninitialized_phi): Removed.
2529 (warn_uninitialized_vars): Changed to extern.
2530 (execute_late_warn_uninitialized): Removed
2531 * tree-flow.h: Add new prototypes.
2532 * timevar.def: Add new time variable.
2533 * Makefile.in: Add new build file.
2535 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2537 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2540 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2543 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2545 2010-04-28 Martin Jambor <mjambor@suse.cz>
2547 * cgraph.h (struct cgraph_node): New field indirect_calls.
2548 (struct cgraph_indirect_call_info): New type.
2549 (struct cgraph_edge): Removed field indirect_call. New fields
2550 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2551 (cgraph_create_indirect_edge): Declare.
2552 (cgraph_make_edge_direct): Likewise.
2553 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2554 * ipa-prop.h (struct ipa_param_call_note): Removed.
2555 (struct ipa_node_params): Removed field param_calls.
2556 (ipa_create_all_structures_for_iinln): Declare.
2557 * cgraph.c: Described indirect edges and uids in initial comment.
2558 (cgraph_add_edge_to_call_site_hash): New function.
2559 (cgraph_edge): Search also among the indirect edges, use
2560 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2561 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2562 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2564 (initialize_inline_failed): Assign a reason to indirect edges.
2565 (cgraph_create_edge_1): New function.
2566 (cgraph_create_edge): Moved some functionality to
2567 cgraph_create_edge_1.
2568 (cgraph_create_indirect_edge): New function.
2569 (cgraph_edge_remove_callee): Add an assert checking for
2571 (cgraph_edge_remove_caller): Special-case indirect edges.
2572 (cgraph_remove_edge): Likewise.
2573 (cgraph_set_edge_callee): New function.
2574 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2575 (cgraph_make_edge_direct): New function.
2576 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2577 the declaration of the call statement matches.
2578 (cgraph_node_remove_callees): Special-case indirect edges.
2579 (cgraph_clone_edge): Likewise.
2580 (cgraph_clone_node): Clone also the indirect edges.
2581 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2582 indirect_call, dump count of indirect_calls edges.
2583 * ipa-prop.c (iinlining_processed_edges): New variable.
2584 (ipa_note_param_call): Create indirect edges instead of
2585 creating notes. New parameter node.
2586 (ipa_analyze_call_uses): New parameter node, pass it on to
2587 ipa_note_param_call.
2588 (ipa_analyze_stmt_uses): Likewise.
2589 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2590 (print_edge_addition_message): Work on edges rather than on notes.
2591 (update_call_notes_after_inlining): Likewise, renamed to
2592 update_indirect_edges_after_inlining.
2593 (ipa_create_all_structures_for_iinln): New function.
2594 (ipa_free_node_params_substructures): Do not free notes.
2595 (ipa_edge_duplication_hook): Propagate bits within
2596 iinlining_processed_edges bitmap.
2597 (ipa_node_duplication_hook): Do not duplicate notes.
2598 (free_all_ipa_structures_after_ipa_cp): Renamed to
2599 ipa_free_all_structures_after_ipa_cp.
2600 (free_all_ipa_structures_after_iinln): Renamed to
2601 ipa_free_all_structures_after_iinln.
2602 (ipa_write_param_call_note): Removed.
2603 (ipa_read_param_call_note): Removed.
2604 (ipa_write_indirect_edge_info): New function.
2605 (ipa_read_indirect_edge_info): Likewise.
2606 (ipa_write_node_info): Do not stream notes, do stream information
2608 (ipa_read_node_info): Likewise.
2609 (lto_ipa_fixup_call_notes): Removed.
2610 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2611 * ipa-inline.c (pass_ipa_inline): Likewise.
2612 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2613 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2614 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2616 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2618 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2619 (output_cgraph): Stream also indirect edges.
2620 (lto_output_edge): Added capability to stream indirect edges.
2621 (input_edge): Likewise.
2622 (input_cgraph_1): Likewise.
2623 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2626 2010-04-28 Richard Guenther <rguenther@suse.de>
2628 PR tree-optimization/43879
2629 PR tree-optimization/43909
2630 * tree-ssa-structalias.c (struct variable_info): Add
2631 only_restrict_pointers flag.
2632 (new_var_info): Initialize it. Increment stats.total_vars here.
2633 (create_function_info_for): Do not increment stats.total_vars here.
2634 (get_function_part_constraint): Fix build with C++.
2635 (insert_into_field_list): Remove.
2636 (push_fields_onto_fieldstack): Properly merge fields.
2637 (create_variable_info_for): Split and simplify.
2638 (create_variable_info_for_1): New piece.
2639 (intra_create_variable_infos): Properly make restrict constraints
2642 2010-04-28 Richard Guenther <rguenther@suse.de>
2645 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2647 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2648 Jan Hubicka <hubicka@ucw.cz>
2650 * doc/invoke.texi (-Wsuggest-attribute=const,
2651 -Wsuggest-attribute=pure): Document.
2652 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2653 (function_always_visible_to_compiler_p,
2654 suggest_attribute, warn_function_pure, warn_function_const):
2656 (check_call): Improve debug info.
2657 (analyze_function): Do not check availability.
2658 (add_new_function): Check availability.
2659 (propagate): Output warnings.
2660 (skip_function_for_local_pure_const): New function.
2661 (local_pure_const): Use it; output warnings.
2662 * common.opt (Wsuggest-attribute=const,
2663 Wsuggest-attribute=pure): New.
2665 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2667 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2668 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2669 or DW_CFA_def_cfa_offset{,_sf}.
2671 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2673 * tree.h: Fix truncated long macros.
2675 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2677 * collect2.c (TARGET_64BIT): Redefine to target's default.
2678 * tlink.c: Likewise.
2679 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2680 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2681 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2682 for underscoring __USER_LABEL_PREFIX__.
2683 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2684 (SUB_LINK_ENTRY32): New.
2685 (SUB_LINK_ENTRY64): New.
2686 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2687 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2688 (SUB_LINK_ENTRY64): New.
2689 (SUB_LINK_ENTRY): New.
2690 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2691 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2692 x64 target is choosen.
2693 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2694 * configure: Regenerated.
2695 * configure.ac (leading-mingw64-underscores): Option added.
2697 2010-04-27 Jan Hubicka <jh@suse.cz>
2699 * doc/invoke.texi (-fipa-profile): Document.
2700 * opts.c (decode_options): Enable ipa-profile at -O1.
2701 * timevar.def (TV_IPA_PROFILE): Define.
2702 * common.opt (fipa-profile): Add.
2703 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2705 (cgraph_propagate_frequency): Handle only local ones.
2706 * tree-pass.h (pass_ipa_profile): Declare.
2707 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2708 (pass_ipa_profile): Use TV_IPA_PROFILE.
2709 * ipa.c (ipa_profile): New function.
2710 (gate_ipa_profile): Likewise.
2711 (pass_ipa_profile): New global variable.
2712 * passes.c (pass_ipa_profile): New.
2714 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2716 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2718 2010-04-27 Martin Jambor <mjambor@suse.cz>
2721 * ipa.c (dissolve_same_comdat_group_list): New function.
2722 (function_and_variable_visibility): Call
2723 dissolve_same_comdat_group_list when comdat group contains external or
2725 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2726 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2728 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2730 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2731 (const_hash_1) <VECTOR_CST>: New case.
2732 (compare_constant) <VECTOR_CST>: Likewise.
2733 <ADDR_EXPR>: Deal with LABEL_REFs.
2734 (copy_constant) <VECTOR_CST>: New case.
2736 2010-04-27 Jan Hubicka <jh@suse.cz>
2738 * cgraph.c (cgraph_propagate_frequency): New function.
2739 * cgraph.h (cgraph_propagate_frequency): Declare.
2740 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2741 cgraph_propagate_frequency.
2743 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2745 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2747 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2750 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2751 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2752 here to determine which regs to push and how much stack to reserve.
2754 2010-04-27 Jie Zhang <jie@codesourcery.com>
2756 * doc/gimple.texi (gimple_statement_with_ops): Remove
2757 addresses_taken field.
2758 (gimple_statement_with_memory_ops): Likewise.
2760 2010-04-27 Jan Hubicka <jh@suse.cz>
2762 * tree-inline.c (eni_inlining_weights): Remove.
2763 (estimate_num_insns): Special case more builtins.
2765 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2768 * c-typeck.c (build_binary_op): Move forward check for comparison
2769 pointer with null pointer constant and adjust the diagnostic message.
2771 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2774 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2775 binutils supports extended .section directive needed by LTO, or
2776 warn if older binutils found.
2777 (LTO_BINARY_READER): New AC_SUBST'd variable.
2778 (LTO_USE_LIBELF): Likewise.
2779 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2781 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2782 (LTO_USE_LIBELF): Likewise.
2783 * configure: Regenerate.
2785 * collect2.c (is_elf): Rename from this ...
2786 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2787 object files in addition to ELF-formatted ones.
2788 (scan_prog_file): Caller updated. Also allow for LTO info marker
2789 symbol to be prefixed or not by an extra underscore.
2791 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2792 * config/i386/winnt.c: Also #include lto-streamer.h
2793 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2795 (i386_pe_asm_output_aligned_decl_common): Add comment.
2796 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2798 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2801 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2802 Add missing earlyclobber for second alternative.
2804 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2806 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2807 bits for artificial defs at the top of the block.
2808 * fwprop.c (single_def_use_enter_block): Don't call it.
2810 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2813 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2814 instead of "$gcc_cv_objdump -T".
2815 Use "-undefined dynamic_lookup" on darwin.
2816 * gcc/configure: Regenerate.
2818 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2821 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2823 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2825 * c-parser.c (struct c_token): Move location field up.
2826 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2827 (struct c_declspecs): Convert typespec_word, storage_class, and
2828 default_int_p into bitfields.
2829 (struct c_declarator): Move loc field up.
2831 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2833 * cfgloop.h (struct loop): Move can_be_parallel field up.
2834 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2835 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2837 (struct iv_cand): Convert pos field into a bitfield.
2838 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2840 (struct _stmt_vec_info): Shuffle fields for better packing.
2842 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2844 * varasm.c (IN_NAMED_SECTION): Remove guard.
2845 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2846 (IN_NAMED_SECTION_P): ...this.
2847 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2848 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2850 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2852 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2853 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2854 of shadowing it. Fix comments.
2856 2010-04-26 Jan Hubicka <jh@suse.cz>
2858 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2859 (cgraph_clone_node): Copy function frequency.
2860 * cgraph.h (node_frequency): New enum
2861 (struct cgraph_node): Add.
2862 * final.c (rest_of_clean_state): Update.
2863 * lto-cgraph.c (lto_output_node): Output node frequency.
2864 (input_overwrite_node): Input node frequency.
2865 * tre-ssa-loop-ivopts (computation_cost): Update.
2866 * lto-streamer-out.c (output_function): Do not output function
2868 * predict.c (maybe_hot_frequency_p): Update and handle functions
2870 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2872 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2873 (compute_function_frequency): Set noreturn functions to be executed
2875 (choose_function_section): Update.
2876 * lto-streamer-in.c (input_function): Do not input function frequency.
2877 * function.c (allocate_struct_function): Do not initialize function
2879 * function.h (function_frequency): Remove.
2880 (struct function): Remove function frequency.
2881 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2882 (try_update): Update.
2883 * tree-inline.c (initialize_cfun): Do not update function frequency.
2884 * passes.c (pass_init_dump_file): Update.
2885 * i386.c (ix86_compute_frame_layout): Update.
2886 (ix86_pad_returns): Update.
2888 2010-04-26 Jie Zhang <jie@codesourcery.com>
2890 PR tree-optimization/43833
2891 * tree-vrp.c (range_int_cst_p): New.
2892 (range_int_cst_singleton_p): New.
2893 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2894 when both operands are constants. Use range_int_cst_p in
2897 2010-04-26 Jan Hubicka <jh@suse.cz>
2899 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2901 2010-04-26 Richard Guenther <rguenther@suse.de>
2904 * gimple.c (gimple_decl_printable_name): Deal gracefully
2905 with a NULL DECL_NAME.
2907 2010-04-26 Richard Guenther <rguenther@suse.de>
2910 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2911 if emitting debug information and it is either a function
2912 or a namespace decl.
2914 2010-04-26 Ira Rosen <irar@il.ibm.com>
2916 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2917 determine if the statement is vectorizable, and a macro to access it.
2918 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2919 Skip statements that can't be vectorized. If the analysis fails,
2920 mark the statement as unvectorizable if vectorizing basic block.
2921 (vect_compute_data_refs_alignment): Likewise.
2922 (vect_verify_datarefs_alignment): Skip statements marked as
2923 unvectorizable. Add print.
2924 (vect_analyze_group_access): Skip statements that can't be
2925 vectorized. If the analysis fails, mark the statement as
2926 unvectorizable if vectorizing basic block.
2927 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2928 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2929 generated stmts for SLP.
2930 (new_stmt_vec_info): Initialize the new field.
2931 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2932 statements marked as unvectorizable.
2934 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2936 * c-common.c (flag_isoc1x): New.
2937 (flag_isoc99): Update comment.
2938 * c-common.h (flag_isoc1x): New.
2939 (flag_isoc99): Update comment.
2940 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2941 __<type>_DECIMAL_DIG__.
2942 * c-opts.c (set_std_c1x): New.
2943 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2944 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2945 * c.opt (-std=c1x, -std=gnu1x): New options.
2946 * doc/cpp.texi: Mention -std=c1x.
2947 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2948 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2949 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2950 * doc/standards.texi: Mention C1X.
2951 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2952 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2953 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2956 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2959 placeholder from 0x%x to %#x.
2960 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2961 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2962 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2963 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2964 * config/i386/i386.c (ix86_target_string): Ditto.
2965 (output_pic_addr_const): Ditto.
2966 (print_operand): Ditto.
2968 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2970 * combine.c (find_split_point): Add third argument. Use it
2971 to find nested multiply-accumulate instructions. Adjust calls.
2972 (try_combine): Adjust call to find_split_point.
2974 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2976 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2978 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2980 PR tree-optimization/41442
2981 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2982 (fold_binary_loc): Call it.
2984 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2986 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2987 * opts.c (common_handle_option): Allow disabling it.
2988 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2990 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2992 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2993 between modes if both types are integral.
2995 2010-04-23 Richard Guenther <rguenther@suse.de>
2997 PR tree-optimization/43572
2998 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3000 2010-04-23 Richard Guenther <rguenther@suse.de>
3003 * tree-inline.c (tree_can_inline_p): Also check compatibility
3006 2010-04-23 Martin Jambor <mjambor@suse.cz>
3008 PR tree-optimization/43846
3009 * tree-sra.c (struct access): New flag grp_assignment_read.
3010 (build_accesses_from_assign): Set grp_assignment_read.
3011 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3012 (enum mark_read_status): New type.
3013 (analyze_access_subtree): Propagate grp_assignment_read, create
3014 accesses also if both direct_read and root->grp_assignment_read.
3016 2010-04-23 Martin Jambor <mjambor@suse.cz>
3019 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3020 function does not have type attributes.
3022 2010-04-23 Richard Guenther <rguenther@suse.de>
3025 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3028 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3030 * sese.h (create_if_region_on_edge): Remove.
3032 * sese.c (create_if_region_on_edge): Make static.
3034 * tree-inline.c: Do not include ggc.h.
3036 * expr.c: Do not include ggc.h.
3038 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3041 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3044 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3045 in the middle of insns for casesi_worker_2.
3047 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3049 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3051 2010-04-22 Ira Rosen <irar@il.ibm.com>
3053 PR tree-optimization/43842
3054 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3055 loop unrolling in update of exit phis. Fix comment.
3056 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3057 least two reduction statements in the loop before starting SLP
3060 2010-04-22 Nick Clifton <nickc@redhat.com>
3062 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3064 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3066 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3069 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3071 * tree-parloops.c (loop_parallel_p): New argument
3072 parloop_obstack. Pass it down.
3073 (parallelize_loops): New variable parloop_obstack. Initialize it,
3074 pass it down, free it.
3076 * tree-loop-linear.c (linear_transform_loops): Pass down
3079 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3080 of type struct obstack *.
3082 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3083 scratch_obstack. Initialize it, pass down, free it.
3085 * lambda.h (lambda_loop_new): Remove.
3086 (lambda_matrix_new, lambda_matrix_inverse)
3087 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3088 argument of type struct obstack *.
3090 * lambda-trans.c (lambda_trans_matrix_new): New argument
3091 lambda_obstack. Pass it down, use obstack allocation for ret.
3092 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3095 * lambda-mat.c (lambda_matrix_get_column)
3096 (lambda_matrix_project_to_null): Remove.
3097 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3099 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3102 * lambda-code.c (lambda_loop_new): New function.
3103 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3104 (lambda_compute_auxillary_space, lambda_compute_target_space)
3105 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3106 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3107 (build_access_matrix): New argument lambda_obstack. Use obstack
3109 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3110 argument lambda_obstack. Pass it down.
3112 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3114 * optabs.h (expand_widening_mult): Declare.
3116 2010-04-22 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/43845
3119 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3120 lookup the CALL_EXPR function and arguments.
3122 2010-04-22 Nick Clifton <nickc@redhat.com>
3124 * config/stormy16/stormy16.c
3125 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3126 * config/stormy16/stormy16.h: Tidy up formatting.
3127 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3128 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3129 (ineqbranchsi): Delete pattern.
3130 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3131 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3132 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3133 stormy16-lib2-ucmpsi2.c.
3135 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3137 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3138 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3139 extra set merge_set_noclobber, and use it to relax the final test
3141 * df.h (df_simulate_find_noclobber_defs): Declare.
3142 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3144 (df_simulate_find_noclobber_defs): New function.
3146 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3148 * config/i386/i386.md: Use {} around multi-line preparation statements.
3150 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3152 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3153 (process_init_element): New argument of type struct obstack *.
3155 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3156 (set_init_index, set_init_label, set_nonincremental_init)
3157 (set_nonincremental_init_from_string, find_init_member)
3158 (output_init_element, output_pending_init_elements)
3159 (process_init_element): New argument braced_init_obstack. Pass it
3161 (push_range_stack, add_pending_init): New argument
3162 braced_init_obstack. Use obstack allocation.
3164 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3165 braced_init_obstack. Pass it down.
3166 (c_parser_braced_init): New variables ret, braced_init_obstack.
3167 Initialize obstack, pass it down and finally free it.
3169 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3172 * tree-pass.h (pass_optimize_widening_mul): Declare.
3173 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3174 gate_optimize_widening_mul): New static functions.
3175 (pass_optimize_widening_mul): New.
3176 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3177 <case MULT_EXPR>: Remove support for widening multiplies.
3178 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3179 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3180 simplify_gen_unary rather than directly building extensions.
3181 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3183 * expmed.c (expand_widening_mult): New function.
3184 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3186 2010-04-21 Jan Hubicka <jh@suse.cz>
3188 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3189 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3190 * lto-wpa-fixup.c: Remove.
3191 * Makefile.in (lto-wpa-fixup.o): Remove.
3192 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3193 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3194 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3196 2010-04-21 Jan Hubicka <jh@suse.cz>
3198 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3199 add write_optimization_summary, read_optimization_summary.
3200 (ipa_write_summaries_of_cgraph_node_set): Remove.
3201 (ipa_write_optimization_summaries): Declare.
3202 (ipa_read_optimization_summaries): Declare.
3203 * ipa-cp.c (pass_ipa_cp): Update.
3204 * ipa-reference.c (pass_ipa_reference): Update.
3205 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3206 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3208 * ipa-inline.c (pass_ipa_inline): Update.
3209 * ipa.c (pass_ipa_whole_program): Update.
3210 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3211 * passes.c (ipa_write_summaries_1): Do not test wpa.
3212 (ipa_write_optimization_summaries_1): New.
3213 (ipa_write_optimization_summaries): New.
3214 (ipa_read_summaries): Do not test ltrans.
3215 (ipa_read_optimization_summaries_1): New.
3216 (ipa_read_optimization_summaries): New.
3218 2010-04-21 Jan Hubicka <jh@suse.cz>
3220 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3222 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3224 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3227 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3228 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3230 2010-04-21 Jan Hubicka <jh@suse.cz>
3232 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3234 2010-04-21 Jan Hubicka <jh@suse.cz>
3236 * varpool.c (decide_is_variable_needed): Variable is always needed
3239 2010-04-21 Jan Hubicka <jh@suse.cz>
3241 * opts.c (decode_options): Enable pure-const pass for whopr.
3243 2010-04-21 Jan Hubicka <jh@suse.cz>
3245 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3246 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3248 (cgraph_decide_inlining): Do not expect callee to be removed in all
3251 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3253 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3255 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3258 amdfam10_decode attributes.
3260 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3263 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3264 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3265 (lower_copyprivate_clauses): Use private var in outer
3266 context instead of original var. Make sure the types
3267 are correct for VLAs.
3269 2010-04-21 Richard Guenther <rguenther@suse.de>
3271 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3272 to non-pointer objects.
3274 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3276 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3277 last chain entry if it starts with the still current label.
3278 (add_location_or_const_value_attribute): Check that
3279 loc_list->first->next is NULL instead of comparing ->first with ->last.
3280 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3281 to add_var_loc_to_decl.
3283 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3284 >= 4 add also address size and segment size fields into CIE header.
3286 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3287 long as address size is the same as sizeof (void *) and
3289 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3290 address size or segment size is unexpected, return DW_EH_PE_omit.
3291 (classify_object_over_fdes): If get_cie_encoding returned
3292 DW_EH_PE_omit, return -1.
3293 (init_object): If classify_object_over_fdes returned -1,
3294 pretend there were no FDEs at all.
3296 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3298 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3299 bswap{si,di}2 using SWI48 mode iterator.
3300 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3301 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3302 set modrm attribute of bswap insn to 0 and remove length attribute.
3303 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3304 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3305 set mode attribute to <MODE> and remove length attribute.
3307 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3309 PR rtl-optimization/43520
3310 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3311 zero available registers.
3313 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3315 * builtins.c (fold_builtin_cproj): Fold more cases.
3317 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3319 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3320 (fold_builtin_1): Fold builtin cproj.
3321 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3322 Use ATTR_CONST_NOTHROW_LIST.
3324 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3326 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3327 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3328 ffsi2_no_cmove for !TARGET_CMOVE.
3329 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3330 (ffssi2): Remove expander.
3331 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3333 (ctz<mode>2): Ditto from ctz{si,di}2.
3334 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3336 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3339 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3341 * dwarf2out.c (AT_linkage_name): Define.
3342 (clone_as_declaration): Handle DW_AT_linkage_name.
3343 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3344 of DW_AT_MIPS_linkage_name.
3345 (move_linkage_attr): Likewise.
3346 (dwarf2out_finish): Likewise.
3348 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3351 * fold-const.c (fold_comparison): New folding rule.
3353 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3355 * double-int.h (double_int_setbit): Declare.
3356 * double-int.c (double_int_setbit): New function.
3357 * rtl.h (immed_double_int_const): Declare.
3358 * emit-rtl.c (immed_double_int_const): New function.
3359 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3360 and immed_double_int_const functions.
3361 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3362 expand_copysign_bit): (Ditto.).
3363 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3364 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3365 * dojump.c (prefer_and_bit_test): (Ditto.).
3366 * expr.c (convert_modes, reduce_to_bit_field_precision,
3367 const_vector_from_tree): (Ditto.).
3368 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3370 2010-04-20 Jan Hubicka <jh@suse.cz>
3372 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3373 (dump_cgraph_node): Dump new flags.
3374 * cgraph.h (struct cgraph_node): Add flags
3375 reachable_from_other_partition and in_other_partition.
3376 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3377 other partition can not be removed.
3378 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3379 the other partition must be output; silence sanity checking on
3380 leaking functions bodies from other paritition.
3381 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3382 (lto_output_node): Output new flags; do not sanity check that inline
3383 clones are output; drop lto_forced_extern_inline_p code; do not mock
3384 visibility flags at partition boundaries.
3385 (add_node_to): New function.
3386 (output_cgraph): Use it to sort functions so masters appear before
3388 (input_overwrite_node): Input new flags.
3389 * passes.c (ipa_write_summaries): Do not call
3390 lto_new_extern_inline_states.
3391 * lto-section-out.c (forced_extern_inline,
3392 lto_new_extern_inline_states lto_delete_extern_inline_states,
3393 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3394 * lto-streamer.h (lto_new_extern_inline_states,
3395 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3396 lto_forced_extern_inline_p): Kill.
3398 2010-04-20 Richard Guenther <rguenther@suse.de>
3400 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3401 from vars that can have pointers.
3402 (process_constraint): Dump useless constraints.
3404 2010-04-20 Richard Guenther <rguenther@suse.de>
3406 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3407 (dump_sa_points_to_info): Remove asserts.
3408 (init_base_vars): nothing_id isn't an escape point nor does it
3411 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3413 * tree.h (TYPE_REF_IS_RVALUE): Define.
3414 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3415 should_move_die_to_comdat, prune_unused_types_walk): Handle
3416 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3417 (modified_type_die, gen_reference_type_die): Emit
3418 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3419 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3421 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3424 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3425 calls for -fpic -m31 if they have been sibcall optimized.
3427 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3429 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3430 ar.lc fixed and call-used.
3432 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3434 2010-04-19 Jan Hubicka <jh@suse.cz>
3436 * opts.c (decode_options): Disable whpr incompatible passes.
3437 * lto/lto.c (lto_1_to_1_map): Skip clones.
3438 (read_cgraph_and_symbols): Do not mark everything as needed.
3439 (do_whole_program_analysis): Do map only after optimizing;
3440 set proper cgraph_state; use passmanager.
3442 2010-04-19 DJ Delorie <dj@redhat.com>
3444 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3445 POINTER_PLUS_EXPR and fix them.
3447 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3449 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3450 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3451 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3452 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3453 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3454 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3455 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3456 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3457 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3458 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3459 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3461 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3463 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3464 (check_cond_move_block): Likewise.
3465 (cond_move_process_if_block): Likewise.
3466 (noce_find_if_block): Improve formatting.
3467 (find_if_header): Pass 0 to memset and tweak conditions.
3468 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3470 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3472 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3476 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3477 with non-local decl doesn't need chain.
3479 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3481 * ira-color.c (allocno_reload_assign): Avoid accumulating
3482 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3484 2010-04-19 Martin Jambor <mjambor@suse.cz>
3486 * gimple.h (create_tmp_reg): Declare.
3487 * gimplify.c (create_tmp_reg): New function.
3488 (gimplify_return_expr): Use create_tmp_reg.
3489 (gimplify_omp_atomic): Likewise.
3490 (gimple_regimplify_operands): Likewise.
3491 * tree-dfa.c (make_rename_temp): Likewise.
3492 * tree-predcom.c (predcom_tmp_var): Likewise.
3493 (reassociate_to_the_same_stmt): Likewise.
3494 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3495 (get_replaced_param_substitute): Likewise.
3496 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3497 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3498 * tree-ssa-pre.c (get_representative_for): Likewise.
3499 (create_expression_by_pieces): Likewise.
3500 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3501 (create_tailcall_accumulator): Likewise.
3503 2010-04-19 Martin Jambor <mjambor@suse.cz>
3505 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3507 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3509 2010-04-19 Richard Guenther <rguenther@suse.de>
3511 PR tree-optimization/43796
3512 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3513 from SCEV in the lattice.
3514 (vrp_visit_phi_node): Dump change.
3516 2010-04-19 Richard Guenther <rguenther@suse.de>
3518 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3519 * configure: Re-generated.
3521 2010-04-19 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/43783
3524 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3525 constant ARRAY_REF operands two and three if possible.
3527 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3530 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3532 2010-04-19 Jie Zhang <jie@codesourcery.com>
3535 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3537 2010-04-19 Ira Rosen <irar@il.ibm.com>
3539 PR tree-optimization/37027
3540 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3541 and macro to access it.
3542 (vectorizable_reduction): Add argument.
3543 (vect_get_slp_defs): Likewise.
3544 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3545 statements for possible use in SLP.
3546 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3547 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3548 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3550 (vectorizable_reduction): Likewise.
3551 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3553 (vectorizable_type_demotion, vectorizable_type_promotion,
3554 vectorizable_store): Likewise.
3555 (vect_analyze_stmt): Update call to vectorizable_reduction.
3556 (vect_transform_stmt): Likewise.
3557 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3558 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3559 from different interleaving chains in same node.
3560 (vect_slp_rearrange_stmts): New function.
3561 (vect_supported_load_permutation_p): Allow load permutations for
3562 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3563 inside SLP nodes if necessary.
3564 (vect_analyze_slp_instance): Handle reductions.
3565 (vect_analyze_slp): Try to build SLP instances originating from groups
3567 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3568 (vect_get_constant_vectors): Create initial vectors for reductions
3569 according to reduction code. Add new argument.
3570 (vect_get_slp_defs): Add new argument, pass it to
3571 vect_get_constant_vectors.
3572 (vect_schedule_slp_instance): Remove SLP tree root statements.
3574 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3576 * tree.h (ENUM_IS_SCOPED): Define.
3577 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3578 for ENUM_IS_SCOPED enums.
3580 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3582 * fold-const.c (fold_comparison): Use ssizetype.
3583 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3584 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3585 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3586 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3588 * tree.h (initialize_sizetypes): Remove parameter.
3589 (build_common_tree_nodes): Remove second parameter.
3590 * stor-layout.c (initialize_sizetypes): Remove parameter.
3591 Always create an unsigned type.
3592 (set_sizetype): Assert that the passed type is unsigned and simplify.
3593 * tree.c (build_common_tree_nodes): Remove second parameter.
3594 Adjust call to initialize_sizetypes.
3595 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3596 build_common_tree_nodes.
3598 2010-04-18 Matthias Klose <doko@ubuntu.com>
3600 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3602 2010-04-18 Ira Rosen <irar@il.ibm.com>
3604 PR tree-optimization/43771
3605 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3606 load permutation doesn't have gaps.
3608 2010-04-18 Jan Hubicka <jh@suse.cz>
3610 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3611 (sse_prologue_save_insn expander): Use new pattern.
3612 (sse_prologue_save_insn1): New pattern and splitter.
3613 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3615 * i386.c (setup_incoming_varargs_64): Do not compute jump
3617 (ix86_gimplify_va_arg): Update alignment needed.
3618 (ix86_local_alignment): Do not align all local arrays to 128bit.
3620 2010-04-17 Jan Hubicka <jh@suse.cz>
3622 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3624 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3626 * arm.md (negdi2): Remove redundant code to force values into a
3629 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3631 * arm/bpabi.S: Add EABI alignment attributes to objects.
3632 * arm/bpabi-v6m.S: Likewise.
3633 * arm/crti.asm: Likewise.
3634 * arm/crtn.asm: Likewise.
3635 * arm/lib1funcs.asm: Likewise.
3636 * arm/libunwind.S: Likewise.
3638 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3640 * arm-protos.h (tune_params): New structure.
3641 * arm.c (current_tune): New variable.
3642 (arm_constant_limit): Delete.
3643 (struct processors): Add pointer to the tune parameters.
3644 (arm_slowmul_tune): New tuning option.
3645 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3646 (all_cores): Adjust to pick up the tuning model.
3647 (arm_constant_limit): New function.
3648 (arm_override_options): Select the appropriate tuning model. Delete
3649 initialization of arm_const_limit.
3650 (arm_split_constant): Use the new constant-limit model.
3651 (arm_rtx_costs): Pick up the current tuning model.
3652 * arm.md (is_strongarm, is_xscale): Delete.
3653 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3654 for Xscale variant architectures.
3655 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3657 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3659 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3661 (arm_rtx_costs_1): Remove unused variable extra_cost.
3662 (arm_unwind_emit_set): Use variable offset.
3663 (thumb1_output_casesi): Remove unused variable flags.
3665 2010-04-16 Jeff Law <law@redhat.com>
3667 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3668 needing assignment rather than doing a two-phase assignment. Remove
3669 unused variable 'm'.
3671 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3674 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3676 2010-04-16 Doug Kwan <dougkwan@google.com>
3678 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3679 (next_operand_entry_id): New static variable.
3680 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3681 (add_to_ops_vec): Assigned unique ID to operand entry.
3682 (struct oecount_s): New field ID.
3683 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3684 (undistribute_ops_list): Assign unique IDs to oecounts.
3685 (init_reassoc): reset next_operand_entry_id.
3687 2010-04-16 Doug Kwan <dougkwan@google.com>
3689 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3690 missing left parenthesis.
3692 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3694 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3695 *btdi_rex64 using SWI48 mode iterator.
3696 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3697 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3698 *jcc_btdi_mask_rex64.
3700 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3702 * double-int.h (tree_to_double_int): Convert to macro.
3703 * double-int.c (tree_to_double_int): Remove.
3705 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3708 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3709 with want_address 2 and in case a single element list might be
3710 possible, call it again with want_address 0.
3712 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3714 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3715 case 'W' print operands for HI mode.
3716 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3717 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3718 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3719 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3721 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3723 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3724 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3725 #xx:3 and #xx:4 mode.
3727 * config/h8300/h8300.md (inverted load with HImode dest): Add
3728 support for H8300SX.
3730 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3731 satisfy 'U' constraint.
3733 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3735 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3736 * configure: Regenerate.
3737 * config.in: Regenerate.
3738 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3741 2010-04-16 Richard Guenther <rguenther@suse.de>
3743 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3744 (struct tree_decl_common): ... here.
3745 (DECL_PT_UID): Adjust.
3746 (SET_DECL_PT_UID): Likewise.
3747 (DECL_PT_UID_SET_P): Likewise.
3749 2010-04-16 Richard Guenther <rguenther@suse.de>
3751 PR tree-optimization/43572
3752 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3753 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3754 * tree-flow.h (is_call_clobbered): Remove.
3755 * tree-flow-inline.h (is_call_clobbered): Likewise.
3756 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3757 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3758 (execute_return_slot_opt): Adjust.
3759 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3760 check for call clobbered vars here.
3761 (find_tail_calls): Move tailcall verification to the
3764 2010-04-16 Diego Novillo <dnovillo@google.com>
3766 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3768 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3771 * config/arm/arm.md (cbranchqi4): New pattern.
3772 * config/arm/predicates.md (const0_operand,
3773 cbranchqi4_comparison_operator): New predicates.
3775 2010-04-16 Richard Guenther <rguenther@suse.de>
3777 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3778 (dump_gimple_stmt): Likewise.
3780 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3782 * recog.h (struct recog_data): New field is_operator.
3783 (struct insn_operand_data): New field is_operator.
3784 * recog.c (extract_insn): Set recog_data.is_operator.
3785 * genoutput.c (output_operand_data): Emit code to set the
3787 * reload.c (find_reloads): Use it rather than testing for an
3788 empty constraint string.
3791 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3792 If the previous insn is a cbranchsi4_insn with the same arguments,
3793 omit the compare instruction.
3795 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3796 register, inputs must be low registers and we need a low register
3797 scratch. Handle alternative 2 like alternative 3.
3799 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3801 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3802 don't call get_addr on both. If one expression is a VALUE and
3803 the other a REG, check VALUE's locs if the REG isn't among them.
3805 2010-04-16 Christian Bruel <christian.bruel@st.com>
3807 * config/sh/sh.h (sh_frame_pointer_required): New function.
3808 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3809 (flag_omit_frame_pointer) Set.
3810 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3811 (rounded_frame_size): Adjust size with outgoing_args_size.
3812 (sh_set_return_address): Must return from stack pointer.
3813 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3814 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3815 (ACCUMULATE_OUTGOING_ARGS): Define.
3816 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3817 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3819 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3822 * config/sh/sh.c (sh_legitimize_reload_address): Use
3823 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3824 Remove a unneeded check for offset_base.
3826 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3828 * configure: Regenerated.
3830 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3832 * config/s390/s390.c (s390_call_save_register_used): Switch back
3833 to HARD_REGNO_NREGS.
3835 2010-04-15 Richard Guenther <rguenther@suse.de>
3837 * alias.c (alias_set_subset_of): Handle alias-set zero
3840 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3841 Julian Brown <julian@codesourcery.com>
3843 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3844 alternatives according to use of high and low regs.
3845 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3846 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3847 optimizing for size on Thumb-2.
3849 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3851 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3853 2010-04-15 Richard Guenther <rguenther@suse.de>
3855 * tree-ssa-structalias.c (struct variable_info): Add
3857 (new_var_info): Initialize it.
3858 (dump_constraints): Support printing last added constraints.
3859 (debug_constraints): Adjust.
3860 (dump_constraint_graph): Likewise.
3861 (make_heapvar_for): Check for NULL cfun.
3862 (get_function_part_constraint): New function.
3863 (get_fi_for_callee): Likewise.
3864 (find_func_aliases): Properly implement IPA PTA constraints.
3865 (process_ipa_clobber): New function.
3866 (find_func_clobbers): Likewise.
3867 (insert_into_field_list_sorted): Remove.
3868 (create_function_info_for): Properly allocate vars for IPA mode.
3869 Do not use insert_into_field_list_sorted.
3870 (create_variable_info_for): Properly generate constraints for
3871 global vars in IPA mode.
3872 (dump_solution_for_var): Always dump the solution.
3873 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3874 (find_what_var_points_to): Adjust.
3875 (pt_solution_set): Change.
3876 (pt_solution_ior_into): New function.
3877 (pt_solution_empty_p): Export.
3878 (pt_solution_includes_global): Adjust.
3879 (pt_solution_includes_1): Likewise.
3880 (pt_solutions_intersect_1): Likewise.
3881 (dump_sa_points_to_info): Check some invariants.
3882 (solve_constraints): Move constraint dumping ...
3883 (compute_points_to_sets): ... here.
3884 (ipa_pta_execute): ... and here.
3885 (compute_may_aliases): Do not re-compute points-to info
3886 locally if IPA info is available.
3887 (ipa_escaped_pt): New global var.
3888 (ipa_pta_execute): Properly implement IPA PTA.
3889 * tree-into-ssa.c (dump_decl_set): Support dumping
3890 decls not in referenced-vars.
3891 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3892 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3893 (dump_points_to_solution): Likewise.
3894 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3895 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3896 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3897 (copy_decl_to_var): Copy DECL_PT_UID.
3898 (copy_result_decl_to_var): Likewise.
3899 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3900 (copy_node_stat): Copy it.
3901 * tree.h (DECL_PT_UID): New macro.
3902 (SET_DECL_PT_UID): Likewise.
3903 (DECL_PT_UID_SET_P): Likewise.
3904 (struct tree_decl_minimal): Add pt_uid member.
3905 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3906 (pt_solution_empty_p): Declare.
3907 (pt_solution_set): Adjust.
3908 (ipa_escaped_pt): Declare.
3909 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3910 * gimple-pretty-print.c (pp_points_to_solution): New function.
3911 (dump_gimple_call): Dump call clobber/use information.
3912 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3913 * tree-pass.h (TDF_ALIAS): New dump option.
3914 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3915 * doc/invoke.texi (-fipa-pta): Update documentation.
3917 2010-04-15 Richard Guenther <rguenther@suse.de>
3919 * Makefile.in (OBJS-common): Add gimple-fold.o.
3920 (gimple-fold.o): New rule.
3921 * tree.h (maybe_fold_offset_to_reference,
3922 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3924 * gimple.h: ... here.
3925 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3926 may_propagate_address_into_dereference): Move prototypes ...
3927 * gimple.h: ... here.
3928 * tree-ssa-ccp.c (get_symbol_constant_value,
3929 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3930 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3931 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3932 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3933 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3934 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3935 gimplify_and_update_call_from_tree): Move ...
3936 * gimple-fold.c: ... here. New file.
3937 (ccp_fold_builtin): Rename to ...
3938 (gimple_fold_builtin): ... this.
3939 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3941 2010-04-15 Richard Guenther <rguenther@suse.de>
3943 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3944 fit_double_type, force_fit_type_double, add_double_with_sign,
3945 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3946 lrotate_double, rrotate_double, div_and_round_double): Move ...
3947 * double-int.c: ... here.
3948 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3949 add_double, neg_double, mul_double_with_sign, mul_double,
3950 lshift_double, rshift_double, lrotate_double, rrotate_double,
3951 div_and_round_double): Move prototypes ...
3952 * double-int.h: ... here.
3954 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3957 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3958 matching constraints to ensure inputs match the output.
3960 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3963 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3964 in an input-only operand.
3966 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3968 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3969 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3970 (double_int_negative_p): Convert to static inline function.
3971 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3972 (double_int_negative_p): Remove.
3973 * tree.h (lshift_double, rshift_double):
3974 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3975 * fold-const.c (fold_convert_const_int_from_real,
3976 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3977 (lshift_double): Change type of arith argument to bool.
3978 (rshift_double): Change type of arith argument to bool. Correct
3980 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3982 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3985 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3986 at the start and end of the then/else blocks, and omit them from the
3988 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3989 argument; all callers changed. Pass zero to old_insns_match_p instead.
3990 (flow_find_head_matching_sequence): New function.
3991 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3992 * basic-block.h (flow_find_cross_jump,
3993 flow_find_head_matching_sequence): Declare functions.
3995 2010-04-14 Jason Merrill <jason@redhat.com>
3998 * c-common.c (attribute_takes_identifier_p): New fn.
3999 * c-common.h: Declare it.
4001 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4003 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4005 (*udivmod<mode>4): Ditto.
4007 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4009 * config/i386/i386.md (maxmin_int): Rename code attribute from
4010 maxminiprefix and update all users.
4011 (maxmin_float): Ditto from maxminfprefix.
4012 (logic): Ditto from logicprefix.
4013 (absneg_mnemonic): Ditto from absnegprefix.
4014 * config/i386/mmx.md: Update all users of maxminiprefix,
4015 maxminfprefix and logicprefix for rename.
4016 * config/i386/sse.md: Ditto.
4017 * config/i386/sync.md (sync_<code><mode>): Update for
4020 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4023 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4024 warnings converted to errors.
4026 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4028 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4029 used insn_type variable.
4030 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4031 to avoid set-but-not-used warning.
4033 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4035 * df-core.c (df_ref_debug): Change format string placeholder
4037 * dwarf2asm.c (dw2_asm_output_data_raw,
4038 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4039 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4040 * dwarf2out.c (output_cfi, output_cfi_directive,
4041 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4042 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4044 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4045 * print-rtl.c (print_rtx): Ditto.
4047 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4050 * builtins.c (expand_builtin_pow_root): New function to expand pow
4051 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4052 series of sqrt and cbrt calls under -ffast-math.
4053 (expand_builtin_pow): Call it.
4055 2010-04-14 Michael Matz <matz@suse.de>
4057 PR tree-optimization/42963
4058 * tree-cfg.c (touched_switch_bbs): New static variable.
4059 (group_case_labels_stmt): New function broken out from ...
4060 (group_case_labels): ... here, use the above.
4061 (start_recording_case_labels): Allocate touched_switch_bbs.
4062 (end_recording_case_labels): Deallocate it, call
4063 group_case_labels_stmt.
4064 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4066 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4068 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4071 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4073 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4075 2010-04-13 Jan Hubicka <jh@suse.cz>
4077 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4078 of optimized out static functions.
4079 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4080 cost computation. Also sanity check for overflows.
4081 (update_caller_keys): Update cgraph_edge_badness call; properly
4082 update fibheap and sanity check that it is up to date.
4083 (add_new_edges_to_heap): Update cgraph_edge_badness.
4084 (cgraph_decide_inlining_of_small_function): Likewise;
4085 add sanity checking that badness in heap is up to date;
4086 improve dumping of reason; Update badness of calls to the
4087 offline copy of function currently inlined; dump badness
4088 of functions not inlined because of unit growth limits.
4090 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4093 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4094 because of sign-extension change when converting to sizetype here...
4095 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4097 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4098 the folding to constants. Remove redundant final conversion.
4099 (fold_binary) <associate>: Do not associate if the re-association of
4100 constants alone overflows.
4101 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4102 to the end of the list.
4103 (multiple_of_p) <COND_EXPR>: New case.
4105 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4107 * opt-functions.awk (opt_sanitized_name): New.
4109 * optc-gen.awk: Use it
4110 * opth-gen.awk: Use it.
4112 2010-04-13 Martin Jambor <mjambor@suse.cz>
4114 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4115 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4116 children. Call replace_uses_with_default_def_ssa_name to handle
4119 2010-04-13 Michael Matz <matz@suse.de>
4122 * builtins.c (expand_builtin_interclass_mathfn): Also create
4123 a register if the predicate doesn't match.
4125 2010-04-13 Diego Novillo <dnovillo@google.com>
4127 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4128 * c-pch.c: Include timevar.h.
4129 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4130 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4131 * ggc-common.c: Include timevar.h.
4132 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4133 * timevar.def (TV_PCH_SAVE): Define.
4134 (TV_PCH_CPP_SAVE): Define.
4135 (TV_PCH_PTR_REALLOC): Define.
4136 (TV_PCH_PTR_SORT): Define.
4137 (TV_PCH_RESTORE): Define.
4138 (TV_PCH_CPP_RESTORE): Define.
4140 2010-04-13 Michael Matz <matz@suse.de>
4142 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4144 (can_reassociate_p): New function.
4145 (break_up_subtract_bb, reassociate_bb): Use it.
4147 2010-04-13 Richard Guenther <rguenther@suse.de>
4150 * builtins.c (c_readstr): Fix assert.
4152 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4154 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4155 when generating cltd insn.
4157 (*ashl<mode>3_1): Remove special handling for register operand 2.
4158 (*ashlsi3_1_zext): Ditto.
4159 (*ashlhi3_1): Ditto.
4160 (*ashlhi3_1_lea): Ditto.
4161 (*ashlqi3_1): Ditto.
4162 (*ashlqi3_1_lea): Ditto.
4163 (*<shiftrt_insn><mode>3_1): Ditto.
4164 (*<shiftrt_insn>si3_1_zext): Ditto.
4165 (*<shiftrt_insn>qi3_1_slp): Ditto.
4166 (*<rotate_insn><mode>3_1): Ditto.
4167 (*<rotate_insn>si3_1_zext): Ditto.
4168 (*<rotate_insn>qi3_1_slp): Ditto.
4170 2010-04-13 Richard Guenther <rguenther@suse.de>
4172 * tree-ssa-structalias.c (callused_id): Remove.
4173 (call_stmt_vars): New.
4174 (get_call_vi): Likewise.
4175 (lookup_call_use_vi): Likewise.
4176 (lookup_call_clobber_vi): Likewise.
4177 (get_call_use_vi): Likewise.
4178 (get_call_clobber_vi): Likewise.
4179 (make_transitive_closure_constraints): Likewise.
4180 (handle_const_call): Adjust to do per-call call-used handling.
4181 (handle_pure_call): Likewise.
4182 (find_what_var_points_to): Remove general callused handling.
4183 (init_base_vars): Likewise.
4184 (init_alias_vars): Initialize call_stmt_vars.
4185 (compute_points_to_sets): Process call-used and call-clobbered
4186 vars for call statements.
4187 (delete_points_to_sets): Free call_stmt_vars.
4189 2010-04-13 Richard Guenther <rguenther@suse.de>
4191 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4192 Only add RW dependence for dependence distance zero.
4193 Adjust maximal vectorization factor according to dependences.
4194 Move alignment handling ...
4195 (vect_find_same_alignment_drs): ... here. New function.
4196 (vect_analyze_data_ref_dependences): Adjust.
4197 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4198 (vect_analyze_data_refs): Adjust minimal vectorization factor
4199 according to data references.
4200 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4201 dependences before determining the vectorization factor.
4202 Analyze alignment after determining the vectorization factor.
4203 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4204 dependences before alignment.
4205 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4207 (vect_analyze_data_refs): Likewise.
4208 (MAX_VECTORIZATION_FACTOR): New define.
4210 2010-04-13 Duncan Sands <baldrick@free.fr>
4212 * except.h (lang_eh_type_covers): Remove.
4213 * except.c (lang_eh_type_covers): Likewise.
4215 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4216 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4218 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4219 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4220 UNITS_PER_LONG where it is ABI relevant.
4221 (s390_return_addr_rtx): Likewise.
4222 (s390_back_chain_rtx): Likewise.
4223 (s390_frame_area): Likewise.
4224 (s390_frame_info): Likewise.
4225 (s390_initial_elimination_offset): Likewise.
4226 (save_gprs): Likewise.
4227 (s390_emit_prologue): Likewise.
4228 (s390_emit_epilogue): Likewise.
4229 (s390_function_arg_advance): Likewise.
4230 (s390_function_arg): Likewise.
4231 (s390_va_start): Likewise.
4232 (s390_gimplify_va_arg): Likewise.
4233 (s390_function_profiler): Likewise.
4234 (s390_optimize_prologue): Likewise.
4235 (s390_rtx_costs): Likewise.
4236 (s390_secondary_reload): Likewise.
4237 (s390_promote_function_mode): Likewise.
4238 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4239 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4240 registers available.
4241 (s390_unwind_word_mode): New function.
4242 (s390_function_value): Split 64 bit values into register pair if
4243 used as return value.
4244 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4245 function call parameters. Handle parallels.
4246 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4247 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4248 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4249 (s390_expand_setmem): Remove unused variable src_addr.
4250 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4251 deal with 64 bit registers.
4252 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4253 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4254 (UNITS_PER_LONG): New macro.
4255 * libjava/include/s390-signal.h: Define extended ucontext
4256 structure containing the upper halfs of the 64 bit registers.
4258 2010-04-13 Simon Baldwin <simonb@google.com>
4260 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4262 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4264 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4265 rvalue on the RHS if the LHS is of a non-renamable type.
4266 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4268 2010-04-13 Matthias Klose <doko@ubuntu.com>
4270 * gcc.c (cc1_options): Handle -iplugindir before processing
4271 the cc1 spec. Only add -iplugindir once.
4272 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4274 * common.opt (iplugindir): Remove `Separate' property, initialize.
4275 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4277 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4278 (distclean): Remove plugin dir.
4279 * doc/invoke.texi: Document -iplugindir.
4281 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4283 * doc/plugins.texi (Loading Plugins): Document short
4284 -fplugin=foo option.
4285 (Plugin API): Mention default_plugin_dir_name function.
4287 * gcc.c (find_file_spec_function): Add new declaration.
4288 (static_spec_func): Use it for "find-file".
4289 (find_file_spec_function): Add new function.
4290 (cc1_options): Add -iplugindir option if -fplugin* options found.
4292 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4294 * plugin.c (add_new_plugin): Updated comment, and handle short
4296 (default_plugin_dir_name): Added new function.
4298 * common.opt (iplugindir): New option to set the plugin directory.
4300 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4302 * config/i386/i386.md (any_rotate): New code iterator.
4303 (rotate_insn): New code attribute.
4305 (SWIM124): New mode iterator.
4306 (<rotate_insn>ti3): New expander.
4307 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4308 any_rotate code iterator.
4309 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4310 using any_rotate code iterator and SWIM124 mode iterator.
4311 (ix86_rotlti3): New insn_and_split pattern.
4312 (ix86_rotrti3): Ditto.
4313 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4314 ix86_rotl{di,ti}3 patterns.
4315 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4316 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4317 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4318 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4319 code iterator and SWI mode iterator.
4320 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4321 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4323 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4324 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4325 (bswap rotatert splitter): Add splitter.
4326 (bswap splitter): Macroize splitter using any_rotate code iterator.
4327 Add insn predicate to split only for TARGET_USE_XCHGB or when
4328 optimizing function for size.
4330 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4332 * config/pa/pa.c (emit_move_sequence): Remove use of
4333 deleted variable flag_argument_noalias.
4335 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4337 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4339 Add to unsupported targets list.
4340 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4341 sparc*-sun-solaris2.[567]* from target lists.
4342 * configure: Regenerate.
4343 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4345 Remove Solaris 7 patch references.
4346 (Specific, sparc-sun-solaris2.7): Removed.
4347 (sparc-sun-solaris2*): Update Solaris 7 example.
4348 (sparc64-*-solaris2*): Likewise.
4350 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4352 * config.build (alpha*-dec-osf4*): Remove.
4353 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4354 of obsolete configurations.
4355 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4357 * config/alpha/t-osf4: Renamed to ...
4358 * config/alpha/t-osf5: ... this.
4359 * config/alpha/osf.h: Renamed to ...
4360 * config/alpha/osf5.h: ... this.
4361 Merged old osf5.h contents.
4363 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4364 (EXTRA_SPECS): Removed.
4365 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4366 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4369 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4371 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4373 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4376 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4377 __thiscall convention.
4379 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4381 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4383 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4385 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4387 * function.c (assign_parms_initialize_all): Add unused attribute
4390 2010-04-12 Richard Guenther <rguenther@suse.de>
4392 * gsstruct.def (GSS_CALL): New.
4393 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4394 * gimple.h: Include tree-ssa-alias.h.
4395 (struct gimple_statement_call): New.
4396 (union gimple_statement_struct_d): Add gimple_call member.
4397 (gimple_call_reset_alias_info): Declare.
4398 (gimple_call_use_set): New function.
4399 (gimple_call_clobber_set): Likewise.
4400 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4401 * gimple.c (gimple_call_reset_alias_info): New function.
4402 (gimple_build_call_1): Call it.
4403 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4404 * tree-inline.c (remap_gimple_stmt): Likewise.
4405 (expand_call_inline): Remove callused handling.
4406 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4407 * tree-dfa.c (dump_variable): Likewise.
4408 * tree-parloops.c (parallelize_loops): Likewise.
4409 * tree-ssa.c (init_tree_ssa): Likewise.
4410 (delete_tree_ssa): Likewise.
4411 * tree-flow-inline.h (is_call_used): Remove.
4412 * tree-flow.h (struct gimple_df): Remove callused member.
4413 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4414 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4415 (ref_maybe_used_by_call_p_1): Simplify.
4416 (call_may_clobber_ref_p_1): Likewise.
4417 * tree-ssa-structalias.c (compute_points_to_sets): Set
4418 the call stmt used and clobbered sets.
4419 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4420 (find_tail_calls): Verify the tail call.
4422 2010-04-12 Richard Guenther <rguenther@suse.de>
4424 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4425 single-iteration always-inline inlining.
4426 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4427 (cgraph_decide_inlining): Do not handle always-inline specially.
4428 (try_inline): Remove always-inline cycle detection special case.
4429 Do not recurse on always-inlines.
4430 (cgraph_early_inlining): Do not iterate if not optimizing.
4431 (cgraph_gate_early_inlining): remove.
4432 (pass_early_inline): Run unconditionally.
4433 (gate_cgraph_decide_inlining): New function.
4434 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4435 not inlining or optimizing.
4436 (cgraph_decide_inlining_of_small_functions): Also consider
4437 always-inline functions.
4438 (cgraph_default_inline_p): Return true for nodes which should
4439 disregard inline limits.
4440 (estimate_function_body_sizes): Assume zero size and time for
4441 nodes which are marked as disregarding inline limits.
4442 (cgraph_decide_recursive_inlining): Do not perform recursive
4443 inlining on always-inline nodes.
4445 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4448 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4449 for exprs satisfying handled_component_p.
4451 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4453 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4454 non-constant aggregate elements.
4456 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4457 is a real initialization.
4459 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4462 * c-decl.c (start_function): Move forward check for nested function.
4464 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4466 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4467 * config/sh/sh.c: Include reload.h.
4468 (sh_legitimize_reload_address): New.
4469 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4470 sh_legitimize_reload_address.
4472 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4474 * config/sh/sh.md (*movqi_pop): New insn pattern.
4475 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4477 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4479 * config/i386/i386.md (any_shiftrt): New code iterator.
4480 (shiftrt_insn): New code attribute.
4482 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4483 using any_shiftrt code iterator.
4484 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4485 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4486 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4487 pattern from corresponding peephole2 patterns.
4488 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4489 using any_shiftrt code iterator.
4490 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4491 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4492 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4493 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4494 *{ashr,lshr}<mode>3_cmp_zext.
4495 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4497 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4501 (*lshr<mode>3_cconly): Ditto.
4503 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4505 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4506 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4507 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4508 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4510 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4511 from corresponding peephole2 patterns.
4512 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4513 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4514 and *lshrdi3_1_rex64 using SWI mode iterator.
4515 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4516 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4517 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4518 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4519 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4520 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4521 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4522 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4523 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4526 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4528 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4529 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4530 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4531 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4533 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4534 from corresponding peephole2 patterns.
4535 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4536 (ashrsi3_cvt): Rename from ashrsi3_31.
4537 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4538 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4539 and x86_64_shift_adj_3 using SWI48 mode iterator.
4540 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4541 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4542 and *ashrdi3_1_rex64 using SWI mode iterator.
4543 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4544 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4545 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4546 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4547 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4548 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4549 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4550 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4551 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4553 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4554 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4555 x86_shift<mode>_adj_3 expanders.
4557 2010-04-10 Wei Guozhi <carrot@google.com>
4560 * config/arm/arm.c (arm_pic_static_addr): New function.
4561 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4563 (arm_output_addr_const_extra): Output expression for new pattern.
4564 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4566 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4568 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4571 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4572 * web.c: Include "insn-config.h" and "recog.h".
4573 (union_match_dups): New function.
4574 (web_main): Call it.
4575 (union_defs): Don't try to recognize match_dups.
4577 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4578 if doing so would replace the entire pattern.
4580 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4584 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4585 and splitter pattern. Change splitter operand 1 predicate to
4588 2010-04-09 Martin Jambor <mjambor@suse.cz>
4590 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4591 lattices are addresses of CONST_DECLs with the same initial value.
4592 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4593 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4595 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4596 Bernd Schmidt <bernds@codesourcery.com>
4598 * loop-invariant.c (replace_uses): New static function.
4599 (move_invariant_reg): Use it to ensure we can replace the uses.
4601 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4603 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4605 (picochip_override_options): Enable section anchors only above -O1.
4606 (picochip_reorg): Fixed a couple of build warnings.
4608 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4610 * configure.ac (plugin -rdynamic test): Log result.
4611 * configure: Regenerate.
4612 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4613 (RDYNAMIC_SPEC): Define.
4614 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4616 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4618 * configure.ac: Determine Sun ld version numbers.
4619 (comdat_group): Restrict GNU ld version checks to gld.
4620 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4621 (enable_comdat): Support --enable-comdat.
4622 * configure: Regenerate.
4623 * doc/install.texi (Configuration): Document --enable-comdat.
4625 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4627 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4628 * config/sol2-gld.h: ... here.
4629 * config.gcc (sparc*-*-solaris2*): Reflect this.
4630 (i[34567]86-*-solaris2*): Use it.
4632 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4634 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4636 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4638 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4641 * diagnostic.c (diagnostic_initialize): Initialize
4642 some_warnings_are_errors.
4643 (diagnostic_finish): New.
4644 (diagnostic_action_after_output): Call it before exiting.
4645 (diagnostic_report_diagnostic): Do not print message here. Set
4646 some_warnings_are_errors.
4647 * diagnostic.h (diagnostic_context): Delete
4648 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4649 (diagnostic_finish): Declare.
4650 * toplev.c (toplev_main): Call it before exit.
4652 2010-04-09 Jason Merrill <jason@redhat.com>
4655 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4656 for incomplete type.
4659 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4660 based on a warning flag.
4662 2010-04-09 Richard Guenther <rguenther@suse.de>
4664 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4666 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4669 * varasm.c (default_assemble_visibility): Wrap vars that are
4670 set, but unused, by targets without GAS.
4671 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4672 Remove set, but unused, vars.
4673 (rs6000_legitimize_tls_address): Likewise.
4674 (altivec_expand_dst_builtin): Likewise.
4675 * config/darwin.c (machopic_classify_symbol): Likewise.
4676 (machopic_indirection_name): Likewise.
4678 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4680 * config/i386/i386.md (DWI): New mode iterator.
4681 (S): New mode attribute.
4682 (shift_operand): Ditto.
4683 (shift_immediate_operand): Ditto.
4684 (ashl_input_operand): Ditto.
4685 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4686 using SDWIM mode iterator.
4687 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4688 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4690 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4691 from corresponding peephole2 patterns.
4692 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4693 and x86_64_shift_adj_1 using SWI48 mode iterator.
4694 (x86_shift<mode>_adj_2): Ditto.
4695 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4696 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4697 using SWI48 mode iterator.
4698 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4699 *ashldi3_cmp_rex64 using SWI mode iterator.
4700 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4701 *ashldi3_cconly_rex64 using SWI mode iterator.
4702 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4703 x86_shift<mode>_adj_{1,2}.
4704 (ix86_split_ashr): Ditto.
4705 (ix86_split_lshr): Ditto.
4707 2010-04-09 Richard Guenther <rguenther@suse.de>
4709 * target.h (builtin_conversion): Pass in input and output types.
4710 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4711 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4712 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4713 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4715 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4717 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4719 2010-04-09 Richard Guenther <rguenther@suse.de>
4722 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4724 2010-04-09 Richard Guenther <rguenther@suse.de>
4726 * tree-vectorizer.h (struct _stmt_vec_info): Document
4727 that vectype is the type of the LHS.
4728 (supportable_widening_operation, supportable_narrowing_operation):
4729 Get both input and output vector types as arguments.
4730 (vect_is_simple_use_1): Declare.
4731 (get_same_sized_vectype): Likewise.
4732 * tree-vect-loop.c (vect_determine_vectorization_factor):
4733 Set STMT_VINFO_VECTYPE to the vector type of the def.
4734 (vectorizable_reduction): Adjust.
4735 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4736 Adjust. Specify the output vector type.
4737 (vect_pattern_recog_1): Adjust.
4738 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4739 (vectorizable_call): Adjust.
4740 (vectorizable_conversion): Likewise.
4741 (vectorizable_operation): Likewise.
4742 (vectorizable_type_demotion): Likewise.
4743 (vectorizable_type_promotion): Likewise.
4744 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4746 (vect_is_simple_use_1): New function.
4747 (supportable_widening_operation): Get both input and output
4749 (supportable_narrowing_operation): Likewise.
4750 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4752 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4754 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4755 __thiscall and _thiscall as predefined macros.
4756 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4757 thiscall attribute handling.
4758 (ix86_comp_type_attributes): Likewise.
4759 (ix86_function_regparm): Likewise.
4760 (ix86_return_pops_args): Likewise.
4761 (init_cumulative_args): Likewise.
4762 (find_drap_reg): Likewise.
4763 (ix86_static_chain): Likewise.
4764 (x86_this_parameter): Likewise.
4765 (x86_output_mi_thunk): Likewise.
4766 (ix86_attribute_table): Add description for thiscall attribute.
4767 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4768 * doc/extend.texi: Add documentation for thiscall.
4770 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4773 * c.opt (Wint-to-pointer-cast): Available in C++.
4774 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4776 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4778 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4779 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4780 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4781 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4782 function type instead. Reorder and simplify checks.
4784 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4786 2010-04-08 Jing Yu <jingyu@google.com>
4787 Zdenek Dvorak <ook@ucw.cz>
4789 PR tree-optimization/42720
4790 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4791 loop unswitch conditions here from ...
4792 (tree_unswitch_single_loop): ... here.
4794 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4796 * tree-if-conv.c: Fix comments and simplify logic.
4798 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4800 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4801 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4802 (main_tree_if_conversion): Update call to tree_if_conversion.
4804 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4807 * doc/invoke.texi (-b,-V): Delete.
4808 * doc/tm.texi: Do not mention -b.
4809 * gcc.c (display_help): Delete -b and -V.
4810 (process_command): Delete -b and -V.
4811 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4813 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4814 Wolfgang Gellerich <gellerich@de.ibm.com>
4816 Implement target hook for loop unrolling
4817 * target.h (loop_unroll_adjust): Add a new target hook function.
4818 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4819 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4820 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4821 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4822 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4824 (decide_unroll_stupid): Likewise.
4826 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4829 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4831 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4833 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4834 (Specific, *-*-solaris2*): Likewise.
4835 Don't prefer Sun as over GNU as.
4837 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4839 * config/s390/s390.c (override_options): Adjust the z10 defaults
4840 for max-unroll-times, max-completely-peeled-insns
4841 and max-completely-peel-times.
4843 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4845 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4846 instructions for z10.
4847 (s390_expand_setmem): Likewise.
4848 (s390_expand_cmpmem): Likewise.
4850 2010-04-08 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/43679
4853 * tree-ssa-pre.c (eliminate): Only propagate copies.
4855 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4858 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4859 set but not used variable warning.
4861 2010-04-08 Wei Guozhi <carrot@google.com>
4864 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4865 (arm_size_rtx_costs): Call the new function when optimized for size.
4867 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4870 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4871 op0 is not a MEM, just return NULL instead of assertion
4873 (discover_nonconstant_array_refs): Don't walk debug stmts.
4875 2010-04-08 Doug Kwan <dougkwan@google.com>
4877 * configure.ac: Recognize gold and do not use its version number
4878 to test ld features.
4879 * configure: Regenerate.
4881 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4884 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4885 (negate_value): Move code to push elements to broken_up_substracts ...
4886 (eliminate_plus_minus_pair): ... here. Push operands that have no
4887 negative pair to plus_negates.
4888 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4890 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4892 * doc/install.texi (Configuration): Move description of
4893 --enable-lto, --with-libelf*, --enable-gold from Java section to
4896 * doc/generic.texi (Working with declarations)
4897 (Function Properties, C and C++ Trees): Fix typos.
4898 * doc/sourcebuild.texi (Top Level): Likewise.
4900 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4903 * tree.h (DECL_READ_P): Define.
4904 (struct tree_decl_common): Add decl_read_flag.
4905 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4906 a set but not used warning.
4907 (merge_decls): Merge DECL_READ_P flag.
4908 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4909 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4910 * c-common.c (handle_used_attribute, handle_unused_attribute):
4912 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4914 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4916 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4917 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4918 c_parser_binary_expression, c_parser_cast_expression,
4919 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4920 Call default_function_array_read_conversion instead of
4921 default_function_array_conversion where needed.
4922 (c_parser_unary_expression, c_parser_conditional_expression,
4923 c_parser_postfix_expression_after_primary, c_parser_initelt):
4924 Likewise. Call mark_exp_read where needed.
4925 (c_parser_statement_after_labels, c_parser_asm_operands,
4926 c_parser_typeof_specifier, c_parser_sizeof_expression,
4927 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4929 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4931 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4932 (warn_unused_but_set_parameter): Default to warn_unused
4934 * doc/invoke.texi: Document -Wunused-but-set-variable and
4935 -Wunused-but-set-parameter.
4937 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4938 used count variable.
4939 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4940 when operandN variables aren't used in the body of the expander
4942 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4943 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4944 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4945 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4946 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4947 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4948 * tree.c (PROCESS_ARG): Likewise.
4950 2010-04-07 Simon Baldwin <simonb@google.com>
4952 * diagnostic.h (diagnostic_override_option_index): New macro to
4953 set a diagnostic's option_index.
4954 * c-tree.h (c_cpp_error): Add warning reason argument.
4955 * opts.c (_warning_as_error_callback): New.
4956 (register_warning_as_error_callback): Store callback for
4957 warnings enabled via enable_warning_as_error.
4958 (enable_warning_as_error): Call callback, minor code tidy.
4959 * opts.h (register_warning_as_error_callback): Declare.
4960 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4961 response to -Werror=.
4962 (c_common_init_options): Register warning_as_error_callback in opts.c.
4963 * common.opt: Add -Wno-cpp option.
4964 * c-common.c (struct reason_option_codes_t): Map cpp warning
4965 reason codes to gcc option indexes.
4966 * (c_option_controlling_cpp_error): New function, lookup the gcc
4967 option index for a cpp warning reason code.
4968 * (c_cpp_error): Add warning reason argument, call
4969 c_option_controlling_cpp_error for diagnostic_override_option_index.
4970 * doc/invoke.texi: Document -Wno-cpp.
4972 2010-04-07 Richard Guenther <rguenther@suse.de>
4974 * ipa-reference.c (mark_load): Use get_base_address.
4975 (mark_store): Likewise.
4977 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4978 inserting GIMPLE_NOPs into the IL.
4979 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4980 Explicitly strip handled components and indirect references.
4982 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4983 folding address expressions.
4984 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4985 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4986 operand_equal_p to compare decls.
4987 (ptr_deref_may_alias_decl_p): Likewise.
4988 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4989 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4990 Handle reversed comparison ops.
4991 * tree-sra.c (asm_visit_addr): Use get_base_address.
4992 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4993 * ipa-reference.c (mark_address): Use get_base_address.
4995 2010-04-07 Richard Guenther <rguenther@suse.de>
4997 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4998 Propagate constants everywhere.
5000 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5003 * tree.c (MAX_INT_CACHED_PREC): Define.
5004 (nonstandard_integer_type_cache): New array.
5005 (build_nonstandard_integer_type): Cache results for precision
5006 <= MAX_INT_CACHED_PREC.
5008 2010-04-07 Richard Guenther <rguenther@suse.de>
5010 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5011 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5012 * common.opt: Likewise.
5013 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5014 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5015 (nonoverlapping_memrefs_p): Likewise.
5016 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5017 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5018 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5019 OPT_fargument_noalias_global for backward compatibility.
5021 2010-04-07 Richard Guenther <rguenther@suse.de>
5023 PR tree-optimization/43270
5024 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5025 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5026 * tree-ssa-pre.c (phi_translate_1): Adjust.
5027 (fully_constant_expression): Split out vn_reference handling to ...
5028 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5029 Fold reads from constant strings.
5030 (vn_reference_lookup): Handle fully constant references.
5031 (vn_reference_lookup_pieces): Likewise.
5032 * Makefile.in (expmed.o-warn): Add -Wno-error.
5034 2010-04-07 Martin Jambor <mjambor@suse.cz>
5036 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5038 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5041 * gcc.c: Add -static-libstdc++ to list of recognized options.
5043 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5045 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5047 2010-04-07 Richard Guenther <rguenther@suse.de>
5050 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5051 bases build simple mem attributes to retain points-to information.
5053 2010-04-07 Richard Guenther <rguenther@suse.de>
5056 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5057 preserve points-to related information.
5059 2010-04-07 Richard Guenther <rguenther@suse.de>
5062 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5063 discard plain indirect references.
5064 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5065 * tree.c (tree_nop_conversion): Likewise.
5067 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5070 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5072 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5074 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5075 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5077 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5079 * tree-if-conv.c: Fix indentation and comments.
5081 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5083 * tree-if-conv.c: Sort static functions in topological order.
5085 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5087 * tree-if-conv.c: Fix indentation and comments.
5089 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5092 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5093 lang_hooks.types.type_for_size instead of
5094 build_nonstandard_integer_type.
5095 When converting an unsigned type to signed, double its precision.
5096 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5097 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5098 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5101 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5104 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5105 POINTER_PLUS_EXPR for pointer types.
5107 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5110 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5111 * graphite-clast-to-gimple.c: Include langhooks.h.
5112 (max_signed_precision_type): New.
5113 (max_precision_type): Takes two types as arguments.
5114 (precision_for_value): New.
5115 (precision_for_interval): New.
5116 (gcc_type_for_interval): New.
5117 (gcc_type_for_value): New.
5118 (gcc_type_for_clast_term): New.
5119 (gcc_type_for_clast_red): New.
5120 (gcc_type_for_clast_bin): New.
5121 (gcc_type_for_clast_expr): Split up into several functions.
5122 (gcc_type_for_clast_eq): Rewritten.
5123 (compute_bounds_for_level): New.
5124 (compute_type_for_level_1): New.
5125 (compute_type_for_level): New.
5126 (gcc_type_for_cloog_iv): Removed.
5127 (gcc_type_for_iv_of_clast_loop): Rewritten.
5128 (graphite_create_new_loop): Compute the lower and upper bound types
5129 with gcc_type_for_clast_expr.
5130 (graphite_create_new_loop_guard): Same.
5131 (find_cloog_iv_in_expr): Removed.
5132 (compute_cloog_iv_types_1): Removed.
5133 (compute_cloog_iv_types): Removed.
5134 (gloog): Do not call compute_cloog_iv_types.
5135 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5137 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5138 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5139 (GBB_CLOOG_IV_TYPES): Removed.
5141 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5143 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5144 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5145 (detect_commutative_reduction): Same.
5147 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5149 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5150 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5152 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5153 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5154 (rewrite_commutative_reductions_out_of_ssa): Same.
5155 * passes.c (execute_function_todo): Call verify_ssa for every pass
5156 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5157 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5158 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5159 with an extra argument.
5160 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5161 verify_ssa only when the extra argument is true.
5162 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5163 with an extra argument.
5164 (tree_transform_and_unroll_loop): Same.
5166 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5168 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5169 for all the passes of the LNO having LOOP_CLOSED_SSA.
5170 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5171 * tree-loop-distribution.c (pass_loop_distribution): Same.
5172 * tree-pass.h (TODO_verify_loops): Removed.
5173 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5175 (pass_tree_unswitch): Same.
5176 (pass_predcom): Same.
5177 (pass_vectorize): Same.
5178 (pass_linear_transform): Same.
5179 (pass_graphite_transforms): Same.
5180 (pass_iv_canon): Same.
5181 (pass_complete_unroll): Same.
5182 (pass_complete_unrolli): Same.
5183 (pass_parallelize_loops): Same.
5184 (pass_loop_prefetch): Same.
5185 (pass_iv_optimize): Same.
5187 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5190 * passes.c (init_optimization_passes): Move pass_lim before
5191 pass_copy_prop and pass_dce_loop.
5193 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5196 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5197 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5198 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5199 MULTI_* defines for 4 argument vpermil2p* builtins.
5201 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5203 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5204 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5205 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5206 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5207 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5208 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5209 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5210 Use x86_maybe_negate_const_int to output insn mnemonic.
5211 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5212 check from instruction predicate. Update comments.
5213 * config/i386/sync.md (sync_add<mode>): Use
5214 x86_maybe_negate_const_int to output insn mnemonic.
5216 2010-04-06 Jan Hubicka <jh@suse.cz>
5218 PR tree-optimization/42906
5219 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5220 IGNORE_SELF argument. Set visited_control_parents for fully
5222 (find_obviously_necessary_stmts): Update call of
5223 mark_control_dependent_edges_necessary.
5224 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5226 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/i386.md: Remove comment about 'e' and 'E'
5231 2010-04-06 Richard Guenther <rguenther@suse.de>
5233 PR tree-optimization/43627
5234 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5235 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5238 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5240 * BASE-VER: Change to 4.6.0.
5243 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5246 2010-04-06 Richard Guenther <rguenther@suse.de>
5249 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5251 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5253 * doc/invoke.texi (Optimize Options): Document that LTO
5254 won't remove object access purely due to incompatible
5257 2010-04-04 Matthias Klose <doko@ubuntu.com>
5259 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5260 Initialize variable.
5262 2010-04-03 Richard Guenther <rguenther@suse.de>
5265 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5266 require a non-NULL MEM_OFFSET.
5268 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5270 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5271 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5272 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5273 config/alpha/predicates.md, config/arm/arm.md,
5274 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5275 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5276 config/darwin9.h, config/darwin.c, config/darwin.h,
5277 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5278 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5279 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5280 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5281 config/mips/mips.md, config/mn10300/mn10300.c,
5282 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5283 config/rs6000/aix.h, config/rs6000/dfp.md,
5284 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5285 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5286 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5287 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5288 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5289 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5290 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5291 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5292 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5293 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5294 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5295 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5296 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5297 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5298 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5299 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5300 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5301 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5302 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5303 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5304 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5305 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5306 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5307 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5308 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5309 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5310 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5311 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5312 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5313 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5314 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5315 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5316 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5317 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5318 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5319 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5321 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5324 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5325 * aclocal.m4: Regenerate.
5327 2010-04-02 Richard Guenther <rguenther@suse.de>
5329 PR tree-optimization/43629
5330 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5331 if we have seen a constant value.
5333 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5335 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5337 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5340 * arm.c (legitimize_tls_address): Adjust call to
5341 gen_tls_load_dot_plus_four.
5342 (arm_note_pic_base): New function.
5343 (arm_cannot_copy_insn_p): Use it.
5344 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5347 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5352 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5354 * Makefile.in ($(out_object_file)): Depend on
5355 gt-$(basename $(notdir $(out_file))).h.
5357 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5359 * config.gcc (lm32-*-rtems*): Add t-lm32.
5361 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5363 * config.gcc: Add lm32-*-rtems*.
5364 * config/lm32/rtems.h: New file.
5366 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5369 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5371 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5373 * dwarf2out.c (output_compilation_unit_header): For
5374 -gdwarf-4 use version 4 instead of version 3.
5375 (output_line_info): For version 4 and above emit additional
5376 maximum ops per insn header field.
5377 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5379 * dwarf2out.c (is_c_family, is_java): Remove.
5380 (lower_bound_default): New function.
5381 (add_bound_info, gen_descr_array_type_die): Use it.
5383 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5386 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5387 re-declaration when it happens in a function.
5389 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5391 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5392 (cgraph_remove_function_insertion_hook): Same.
5393 (cgraph_call_function_insertion_hooks): Same.
5395 2010-04-01 Richard Guenther <rguenther@suse.de>
5398 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5399 and TREE_THIS_VOLATILE.
5400 (copy_ref_info): Likewise.
5401 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5402 * tree.c (build6_stat): Ignore side-effects of all but arg5
5403 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5406 2010-04-01 Richard Guenther <rguenther@suse.de>
5408 PR tree-optimization/43607
5409 * ipa-type-escape.c (check_call): Do not access non-existing
5412 2010-04-01 Richard Guenther <rguenther@suse.de>
5416 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5417 Jack Howarth <howarth@bromo.med.uc.edu>
5419 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5422 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5424 * doc/install.texi (Prerequisites): Document libelf usability on
5425 IRIX 5/6 and Solaris 2.
5426 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5427 Update GNU as, GNU ld requirements.
5428 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5429 Document Sun Studio compiler download.
5430 Update and simplify as, ld recommendations.
5431 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5433 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5435 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5436 with_tune_32 to pentium4.
5438 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5440 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5442 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5444 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5445 obsoletion, removal.
5447 Document GNU as requirement.
5448 Update configure requirements.
5449 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5450 Recomment IRIX 6.5.18+.
5451 Document IDF/IDL requirement.
5452 Document GNU as requirement.
5453 Document GNU ld bootstrap failure.
5454 Remove freeware.sgi.com reference.
5456 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5458 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5459 UNIX V4.0, V5.0 obsoletion, removal.
5460 Remove --with-gc=simple reference.
5461 Update VM requirements during bootstrap.
5462 Remove -oldas bootstrap description.
5463 Update binutils reference.
5464 Remove comparison failure note.
5466 2010-03-31 Richard Guenther <rguenther@suse.de>
5467 Zdenek Dvorak <ook@ucw.cz>
5468 Sebastian Pop <sebastian.pop@amd.com>
5471 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5472 with multiple arguments.
5473 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5475 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5477 * graphite-dependences.c (print_pddr): Call print_pdr with an
5479 * graphite-poly.c (debug_pdr): Add an extra argument for the
5482 (print_pbb_domain): Same.
5484 (print_scop_context): Same.
5486 (print_cloog): Same.
5487 (debug_pbb_domain): Same.
5491 (debug_scop_context): Same.
5493 (debug_cloog): Same.
5494 (print_scop_params): Same.
5495 (debug_scop_params): Same.
5496 (print_iteration_domain): Same.
5497 (print_iteration_domains): Same.
5498 (debug_iteration_domain): Same.
5499 (debug_iteration_domains): Same.
5500 (print_scattering_function): Same.
5501 (print_scattering_functions): Same.
5502 (debug_scattering_function): Same.
5503 (debug_scattering_functions): Same.
5504 * graphite-poly.h (debug_pdr): Update declaration.
5506 (print_pbb_domain): Same.
5508 (print_scop_context): Same.
5510 (print_cloog): Same.
5511 (debug_pbb_domain): Same.
5515 (debug_scop_context): Same.
5517 (debug_cloog): Same.
5518 (print_scop_params): Same.
5519 (debug_scop_params): Same.
5520 (print_iteration_domain): Same.
5521 (print_iteration_domains): Same.
5522 (debug_iteration_domain): Same.
5523 (debug_iteration_domains): Same.
5524 (print_scattering_function): Same.
5525 (print_scattering_functions): Same.
5526 (debug_scattering_function): Same.
5527 (debug_scattering_functions): Same.
5529 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5531 * graphite-poly.c (print_scattering_function_1): New.
5532 (print_scattering_function): Call it.
5533 (print_scop_params): Remove spaces at the end of lines.
5536 * graphite-poly.h (print_cloog): Declared.
5537 (debug_cloog): Declared.
5539 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5541 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5543 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5544 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5545 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5546 to switch between adding the IV bump in loop->latch or in loop->header.
5548 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5550 * graphite-poly.c (print_scattering_function): Pretty print following
5553 (print_pbb_domain): Same.
5554 (dump_gbb_cases): Same.
5555 (dump_gbb_conditions): Same.
5558 (print_scop_params): Same.
5559 (print_scop_context): Same.
5561 (print_pbb_body): New.
5562 (lst_indent_to): New.
5563 (print_lst): Start new lines with a #.
5564 * graphite-poly.h (pbb_bb): New.
5565 (pbb_index): Use pbb_bb.
5566 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5568 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5570 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5572 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5573 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5574 and 0 instead of 1 for dw_val_class_flag.
5575 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5576 dw_val_class_range_list, dw_val_class_loc_list,
5577 dw_val_class_lineptr and dw_val_class_macptr, use
5578 DW_FORM_flag_present for dw_val_class_flag and
5579 DW_FORM_exprloc for dw_val_class_loc.
5580 (output_die): For -gdwarf-4 print dw_val_class_loc
5581 size as uleb128 instead of 1 or 2 bytes and don't print
5582 anything for dw_val_class_flag.
5584 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5585 instead of cselib_lookup following by tweaking locs->setting_insn.
5588 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5589 even before returning from label, setjmp call or volatile asm
5592 2010-03-31 Richard Guenther <rguenther@suse.de>
5595 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5596 temporary data on stack.
5598 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5600 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5601 (PUSHSECTION_ASM_OP): Remove.
5602 (POPSECTION_ASM_OP): Remove.
5603 (PUSHSECTION_FORMAT): Remove.
5604 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5605 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5606 * config/sol2.c (solaris_output_init_fini): Use it.
5608 2010-03-31 Jie Zhang <jie@codesourcery.com>
5611 * opt-functions.awk (var_type_struct): Use signed char type
5612 for simple variables.
5614 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5616 * config/sol2.c: Include output.h.
5617 (solaris_assemble_visibility): New function.
5618 * config/t-sol2 (sol2.o): Add output.h dependency.
5619 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5620 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5623 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5626 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5627 V2SImode or XFmode on PRE_DEC.
5630 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5633 2010-03-31 Jie Zhang <jie@codesourcery.com>
5636 * reload.h (caller_save_initialized_p): Declare.
5637 * toplev.c (backend_init_target): Don't call
5638 init_caller_save but set caller_save_initialized_p to false.
5639 * caller-save.c (caller_save_initialized_p): Define.
5640 (init_caller_save): Check caller_save_initialized_p.
5641 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5643 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5646 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5647 and soft-fp/t-softfp to tmake_file.
5648 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5649 (LIBGCC2_TF_CEXT): Define.
5652 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5655 * cselib.c (n_useless_values): Document handling of debug locs.
5656 (n_useless_debug_values, n_debug_values): New variables.
5657 (new_elt_loc_list): Don't add to debug values, keep count.
5658 (promote_debug_loc): New.
5659 (cselib_reset_table): Zero new variables.
5660 (entry_and_rtx_equal_p): Promote debug locs.
5661 (discard_useless_locs): Increment n_useless_debug_values for
5663 (remove_useless_values): Adjust n_useless_values and n_debug_values
5664 with n_useless_debug_values.
5665 (add_mem_for_addr): Promote debug locs.
5666 (cselib_lookup_mem): Likewise.
5667 (cselib_lookup_addr): Renamed to...
5668 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5669 (cselib_log_lookup): ... this. Turn into...
5670 (cselib_lookup_addr): ... new wrapper.
5671 (cselib_lookup_from_insn): New.
5672 (cselib_invalidate_regno): Increment n_useless_debug_values for
5674 (cselib_invalidate_mem): Likewise.
5675 (cselib_process_insn): Take n_deleted and n_debug_values into
5676 account to guard remove_useless_value call.
5677 (cselib_finish): Zero n_useless_debug_values.
5678 * cselib.h (cselib_lookup_from_insn): Declare.
5679 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5680 (sched_analyze_2): Likewise.
5682 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5684 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5686 (adjust_mems): Replace narrowing SUBREG of expression containing
5687 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5688 with operations in the narrower mode.
5691 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5692 regs_invalidated_by_call instead all call_used_reg_set registers.
5694 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5697 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5698 pointer comparisons with types_compatible_p.
5699 * tree-vect-stmts.c (vectorizable_call): Same.
5700 (vectorizable_condition): Same.
5702 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5704 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5705 stack check if the mask would be zero.
5707 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5708 Jack Howarth <howarth@bromo.med.uc.edu>
5710 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5713 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5716 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5718 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5719 Include ___unordxf2 and ___unordtf2.
5720 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5723 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5725 * config/lm32/t-lm32: New file.
5726 * config.gcc: Use the above file when targetting lm32.
5728 2010-03-28 Duncan Sands <baldrick@free.fr>
5730 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5732 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5735 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5736 Improve vectorization cost model diagnostic.
5738 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5741 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5742 compute_data_dependences_for_loop returns false, early exit
5743 and output an extra diagnostic for the failed data reference
5746 2010-03-29 Richard Guenther <rguenther@suse.de>
5748 PR tree-optimization/43560
5749 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5750 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5752 2010-03-29 Jie Zhang <jie@codesourcery.com>
5755 * toplev.c (process_options): Set optimization_default_node
5756 and optimization_current_node.
5757 * opts.c (decode_options): Don't set optimization_default_node
5758 and optimization_current_node.
5760 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5762 * config/rtems.h: Abandon -qrtems_debug.
5764 2010-03-28 Jan Hubicka <jh@suse.cz>
5766 PR tree-optimization/43505
5767 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5768 map should not be copied.
5770 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5773 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5774 cdtors, set DECL_PRESERVE_P.
5775 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5778 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5780 PR tree-optimization/43528
5781 * stor-layout.c (place_field): Check that constant fits into
5782 unsigned HWI when skipping calculation of MS bitfield layout.
5784 2010-03-27 Jan Hubicka <jh@suse.cz>
5787 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5788 notice_global_symbol work.
5790 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5792 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5793 instead of dwarf2out_decl.
5794 (struct var_loc_node): Remove section_label field.
5795 (dwarf2out_function_decl): New function.
5796 (dwarf2out_var_location): Don't set section_label field.
5797 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5799 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5801 PR tree-optimization/43544
5802 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5803 First argument for builtin vectorized function hook is now a
5804 tree to be able to distinguish between machine specific and
5806 * targhooks.c (default_builtin_vectorized_function): Ditto.
5807 * targhooks.h (default_builtin_vectorized_function): Ditto.
5808 * target.h (struct gcc_target): Ditto.
5809 * tree-vect-stmts.c (vectorizable_function): Ditto.
5810 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5811 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5814 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5817 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5818 nested binding iff it is a FUNCTION_DECL.
5819 (store_parm_decls_newstyle): Pass nested=true to bind for
5820 FUNCTION_DECLs amongst parameters.
5822 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5824 * var-tracking.c (vt_expand_loc_callback): Don't run
5825 cselib_expand_value_rtx_cb in dummy mode if
5826 cselib_dummy_expand_value_rtx_cb returned false.
5828 * var-tracking.c (emit_note_insn_var_location): For one part
5829 notes with offset 0, don't add EXPR_LIST around the location.
5830 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5831 add_location_or_const_value_attribute): Adjust for that change.
5834 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5835 into first operand and location into second.
5836 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5837 dw_cfi_oprnd_loc for DW_CFA_expression.
5838 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5839 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5840 assume first argument is regnum and second argument is location.
5842 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5845 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5846 of scratch register to DImode. Split to DImode comparison operator.
5847 Use SImode subreg of scratch register in the multiplication.
5848 (*cmp_sadd_sidi): Ditto.
5849 (*cmp_ssub_si): Ditto.
5850 (*cmp_ssub_sidi): Ditto.
5852 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5855 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5856 Remove invalid assert and wrong comment.
5858 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5861 * flags.h (final_insns_dump_p): New extern.
5862 * final.c (final_insns_dump_p): New variable.
5863 (rest_of_clean_state): Set it before -fdump-final-insns=
5864 dumping, clear afterwards.
5865 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5866 MEM_ALIAS_SET on MEMs.
5868 2010-03-26 David S. Miller <davem@davemloft.net>
5870 * configure.ac: Fix sparc GOTDATA_OP bug check.
5871 * configure: Rebuild.
5873 2010-03-26 Alan Modra <amodra@gmail.com>
5875 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5877 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5879 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5880 TLS_SECTION_ASM_FLAG.
5882 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5885 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5886 Clear first_function_block_is_cold.
5889 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5890 argument if the argument is truth_value_p.
5892 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5894 * config/rs6000/constraints.md: Update copyright year for my changes.
5897 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5898 used in reg+reg addressing, swap registers.
5900 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5903 * target.h (struct gcc_target): Add code_end hook.
5904 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5906 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5907 * toplev.c (compile_file): Call targetm.asm_out.code_end
5908 hook before unwind info/debug info output.
5909 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5910 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5911 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5912 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5913 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5914 * config/i386/i386.c (ix86_file_end): Renamed to...
5915 (ix86_code_end): ... this. Make static. Don't call
5916 file_end_indicate_exec_stack. Emit unwind info using
5917 final_start_function/final_end_function.
5918 (darwin_x86_file_end): Remove.
5919 (TARGET_ASM_CODE_END): Define.
5920 * config/i386/i386.h (TARGET_ASM_FILE_END,
5921 NEED_INDICATE_EXEC_STACK): Don't define.
5922 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5923 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5924 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5925 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5928 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5929 at the beginning and final_end_function at the end.
5930 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5932 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5934 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5935 and Sun as TLS syntax.
5936 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5937 * configure: Regenerate.
5938 * config.in: Regenerate.
5939 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5940 (default_elf_asm_named_section): Use it.
5941 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5942 (i386_output_dwarf_dtprel): Likewise.
5943 (output_addr_const_extra): Likewise.
5944 (output_pic_addr_const): Lowercase @GOTTPOFF.
5945 (output_addr_const_extra): Likewise.
5946 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5947 (output_addr_const_extra): Likewise.
5948 (output_pic_addr_const): Lowercase @INDNTPOFF.
5949 (output_addr_const_extra): Likewise.
5950 (output_pic_addr_const): Lowercase @NTPOFF.
5951 (output_addr_const_extra): Likewise.
5952 (output_pic_addr_const): Lowercase @TPOFF.
5953 (output_addr_const_extra): Likewise.
5954 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5955 (*tls_global_dynamic_64): Likewise.
5956 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5957 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5959 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5960 (ASM_OUTPUT_TLS_COMMON): Use it.
5961 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5964 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5965 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5966 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5967 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5968 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5969 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5971 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5973 * config/i386/i386.c (override_options): Don't accept
5974 -mtls-dialect=sun any longer.
5975 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5976 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5977 (*tls_local_dynamic_base_32_sun): Likewise.
5978 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5980 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5983 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5984 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5987 * ira.c (adjust_cleared_regs): New function.
5988 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5992 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5994 * expr.c (expand_expr_real): Restore previous
5995 curr_insn_source_location and curr_insn_block after
5996 expand_expr_real_1 call.
5997 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5998 instead of expand_expr_real_1.
6000 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6002 PR rtl-optimization/43413
6003 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6006 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6009 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6010 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6012 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6014 * config/i386/i386.c (ix86_target_string): Add -mfma.
6015 Fix a typo in comment.
6017 2010-03-22 Mike Stump <mikestump@comcast.net>
6020 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6021 Don't overly align based upon packed packed fields.
6023 2010-03-22 Jason Merrill <jason@redhat.com>
6025 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6026 Use () rather than [], and move before the element type.
6028 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6030 * doc/configfiles.texi (Configuration Files): Removed
6031 fixinc/Makefile*, intl/Makefile.*.
6032 * doc/makefile.texi: Fixed markup. Abstract from version
6033 control system used.
6034 (Makefile): Removed obsolete gcc/java/parse.y example.
6035 * doc/sourcebuild.texi: Likewise.
6036 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6037 libgomp, libssp. Removed fastjar.
6038 (Miscellaneous Docs): Clarify location.
6039 Added COPYING3, COPYING3.LIB.
6040 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6042 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6045 * config/i386/i386.c (x86_function_profiler)
6046 [!NO_PROFILE_COUNTERS]: Fix typo.
6047 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6050 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6051 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6053 * doc/sourcebuild.texi (Test Directives): Split into six
6054 subsections, with most of the current text in new subsections
6055 Directives, Selectors, and Final Actions.
6056 (Directives): Split list of test directives into multiple
6058 (Selectors): Describe use and syntax of selectors.
6059 (Effective-Target Keywords): Describe all existing keywords.
6060 (Add Options): Describe features for dg-add-options.
6061 (Require Support): Describe variants of dg-require-support.
6062 (Final Actions): Describe commands to use in dg-final.
6064 2010-03-22 Michael Matz <matz@suse.de>
6067 * recog.c (validate_replace_rtx_group): Replace also in
6068 REG_EQUAL and REG_EQUIV notes.
6070 2010-03-22 Richard Guenther <rguenther@suse.de>
6072 PR tree-optimization/43390
6073 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6074 sure vector extracts are type correct.
6076 2010-03-22 Richard Guenther <rguenther@suse.de>
6079 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6080 x * sqrt (x) even when optimizing for size if the target
6081 has native support for sqrt.
6083 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6085 * varasm.c (make_decl_rtl_for_debug): Also clear
6086 flag_mudflap for the duration of make_decl_rtl call.
6089 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6090 locs from preserved VALUEs.
6092 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6095 * pa.md (movmemsi): Set align to one if zero.
6096 (movmemdi): Likewise.
6098 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6101 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6102 with their corresponding prologue pushes.
6104 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6107 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6108 at the begining or end.
6109 (spu_expand_epilogue): Likewise.
6111 2010-03-20 Richard Guenther <rguenther@suse.de>
6113 PR rtl-optimization/43438
6114 * combine.c (make_extraction): Properly zero-/sign-extend an
6115 extraction of the low part of a CONST_INT. Also handle
6118 2010-03-19 Mike Stump <mikestump@comcast.net>
6120 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6121 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6122 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6124 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6127 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6130 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6132 PR rtl-optimization/42258
6133 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6134 use that may match DEF.
6137 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6138 the cost of loading the constant rather than assuming
6140 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6141 outer code is AND, do the same tests as the andsi3 expander and
6142 return COSTS_N_INSNS (1) if and is cheap.
6144 * optabs.c (avoid_expensive_constant): Fix formatting.
6146 2010-03-19 Michael Matz <matz@suse.de>
6149 * attribs.c (decl_attributes): When rebuilding a function pointer
6150 type use the same qualifiers as the original pointer type.
6152 2010-03-19 Martin Jambor <mjambor@suse.cz>
6154 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6155 and is_gimple_ip_invariant_address.
6157 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6160 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6162 * config/arm/arm.c (arm_override_options): Turn off
6163 flag_dwarf2_cfi_asm for AAPCS variants.
6165 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6168 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6169 Use PRE_MODIFY instead of PRE_DEC.
6170 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6171 (vfp_emit_fstmd): Likewise.
6173 2010-03-19 Michael Matz <matz@suse.de>
6176 * builtins.c (expand_builtin_interclass_mathfn,
6177 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6180 2010-03-19 Richard Guenther <rguenther@suse.de>
6182 PR tree-optimization/43415
6183 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6184 (phi_translate_1): ... this.
6185 (phi_translate): Move all caching here. Cache all NARY
6186 and REFERENCE translations.
6188 2010-03-19 David S. Miller <davem@davemloft.net>
6190 With help from Eric Botcazou.
6191 * config/sparc/sparc.c: Include dwarf2out.h.
6192 (emit_pic_helper): Delete.
6193 (pic_helper_symbol_name): Delete.
6194 (pic_helper_emitted_p): Delete.
6195 (pic_helper_needed): New.
6196 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6197 (get_pc_thunk_name): New.
6198 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6199 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6200 Set pic_helper_needed to true. Don't call emit_pic_helper.
6201 (sparc_expand_prologue): Update load_pic_register call.
6202 (sparc_output_mi_thunk): Likewise.
6203 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6204 thunk if possible. Output CFI information as needed.
6206 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6207 Jack Howarth <howarth@bromo.med.uc.edu>
6210 * config/i386/i386.h: Fix ABI on darwin x86-32.
6212 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6214 * tree.h: Declare make_decl_rtl_for_debug.
6215 * varasm.c (make_decl_rtl_for_debug): New.
6216 * dwarf2out.c (rtl_for_decl_location): Call it.
6217 * cfgexpand.c (expand_debug_expr): Call it.
6219 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6222 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6226 * var-tracking.c (vt_init_cfa_base): Do nothing if
6227 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6229 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6232 * var-tracking.c (canonicalize_vars_star): New.
6233 (dataflow_post_merge_adjust): Use it.
6235 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6238 * var-tracking.c (non_suitable_const): New function.
6239 (add_uses): For DEBUG_INSNs with constants, don't record any
6240 value, instead just the constant value itself.
6241 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6242 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6243 (emit_notes_in_bb): Likewise.
6244 (emit_note_insn_var_location): For onepart variables if
6245 cur_loc is a VOIDmode constant, use DECL_MODE.
6247 2010-03-18 Martin Jambor <mjambor@suse.cz>
6250 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6251 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6252 all non-clones. Moved call redirection...
6253 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6254 (cgraph_materialize_all_clones): Dispose of all
6255 combined_args_to_skip bitmaps.
6256 (verify_cgraph_node): Do not check for edges pointing to wrong
6257 nodes in inline clones.
6258 * tree-inline.c (copy_bb): Call
6259 cgraph_redirect_edge_call_stmt_to_callee.
6260 * ipa.c (cgraph_remove_unreachable_nodes): Call
6261 cgraph_node_remove_callees even when there are used clones.
6263 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6265 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6267 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6270 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6273 2010-03-18 Michael Matz <matz@suse.de>
6276 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6277 into sqrt(x) if we need to preserve signed zeros.
6279 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6280 Eric Botcazou <ebotcazou@adacore.com>
6282 PR rtl-optimization/43360
6283 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6284 note if we don't know its invariant status.
6286 2010-03-18 Michael Matz <matz@suse.de>
6288 PR tree-optimization/43402
6289 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6290 PHI chains of ssa names registered for update.
6292 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6295 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6296 non-offsettable and pre_modify update addressing.
6297 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6298 and "2" alternatives "#".
6299 (*movdd_softfloat32): Make all alternatives "#";
6300 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6301 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6302 (*movdf_softfloat32): Make all alternatives "#";
6303 (movdi): Use the new DIFD mode iterator to create a common splitter
6304 for movdi, movdf and movdd patterns.
6306 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6308 * common.opt (dumpdir): Remove redundant tab.
6310 2010-03-17 Martin Jambor <mjambor@suse.cz>
6312 PR tree-optimization/43347
6313 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6314 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6316 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6318 PR rtl-optimization/42216
6319 * regrename.c (create_new_chain): New function, broken out from...
6320 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6321 appending a use to an empty chain.
6322 (build_def_use): Remove previous changes that convert OP_INOUT to
6323 OP_OUT operands; instead detect the case where an OP_INOUT operand
6324 uses a previously untracked register and create an empty chain for it.
6326 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6328 * doc/extend.texi (Function Attributes): Rewrite unfinished
6329 sentence in ms_abi documentation.
6331 2010-03-17 Alan Modra <amodra@gmail.com>
6333 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6334 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6335 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6336 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6338 2010-03-16 Richard Henderson <rth@redhat.com>
6341 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6342 (lower_try_finally): Save and restore eh_seq around the expansion
6345 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6347 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6348 statements before splitting block.
6350 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6352 * doc/sourcebuild.texi (Testsuites): Fix markup.
6353 Use pathnames relative to gcc/testsuite.
6354 (Test Directives): Move description of how timeout is determined.
6355 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6356 (C Tests): Correct gcc.misc-tests directory.
6357 Framework tests now live in gcc.test-framework.
6359 2010-03-16 Richard Guenther <rguenther@suse.de>
6362 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6363 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6365 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6366 Alexandre Oliva <aoliva@redhat.com>
6368 PR tree-optimization/42917
6369 * lambda-code.c (remove_iv): Skip debug statements.
6370 (lambda_loopnest_to_gcc_loopnest): Likewise.
6371 (not_interesting_stmt): Debug statements are not interesting.
6373 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6377 * cselib.c (cselib_preserve_constants,
6378 cfa_base_preserved_val): New static variables.
6379 (preserve_only_constants): New function.
6380 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6381 clear its REG_VALUES. If cselib_preserve_constants, don't
6382 empty the whole hash table, but preserve there VALUEs with constants,
6383 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6384 (cselib_preserve_cfa_base_value): New function.
6385 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6386 (cselib_init): Change argument to int bitfield. Set
6387 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6389 (cselib_finish): Clear cselib_preserve_constants and
6390 cfa_base_preserved_val.
6391 * cselib.h (enum cselib_record_what): New enum.
6392 (cselib_init): Change argument to int.
6393 (cselib_preserve_cfa_base_value): New prototype.
6394 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6395 * dse.c (dse_step1): Likewise.
6396 * cfgcleanup.c (thread_jump): Likewise.
6397 * sched-deps.c (sched_analyze): Likewise.
6398 * gcse.c (local_cprop_pass): Likewise.
6399 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6400 If FN is non-NULL, call the callback always and whenever it returns
6401 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6402 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6403 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6404 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6405 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6406 * var-tracking.c: Include recog.h.
6407 (bb_stack_adjust_offset): Remove.
6408 (vt_stack_adjustments): Don't call it, instead just gather the
6409 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6410 (adjust_stack_reference): Remove.
6411 (compute_cfa_pointer): New function.
6412 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6413 (struct adjust_mem_data): New type.
6414 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6416 (get_address_mode): New function.
6417 (replace_expr_with_values): Use it.
6418 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6419 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6420 (adjust_sets): Remove.
6421 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6422 Use get_address_mode.
6423 (get_adjusted_src): Remove.
6424 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6425 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6426 (add_with_sets): Don't call adjust_sets.
6427 (fp_setter, vt_init_cfa_base): New functions.
6428 (vt_initialize): Change return type to bool. Move most of pool etc.
6429 initialization to the beginning of the function from end. Pass
6430 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6431 If !frame_pointer_needed, call vt_stack_adjustment before mos
6432 vector is filled, call vt_init_cfa_base if argp/framep has been
6433 eliminated to sp. If frame_pointer_needed and argp/framep has
6434 been eliminated to hard frame pointer, set
6435 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6436 encountering fp setter in the prologue. For MO_ADJUST, call
6437 log_op_type before pusing the op into mos vector, not afterwards.
6438 Call adjust_insn before cselib_process_insn/add_with_sets,
6439 call cancel_changes (0) afterwards.
6440 (variable_tracking_main_1): Adjust for vt_initialize calling
6441 vt_stack_adjustments and returning whether it succeeded or not.
6443 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6445 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6448 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6450 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6452 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6453 drap_reg has not been set.
6455 2010-03-15 Michael Matz <matz@suse.de>
6458 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6459 use it to expand block copies.
6460 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6461 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6462 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6464 2010-03-15 Richard Guenther <rguenther@suse.de>
6466 PR tree-optimization/43367
6467 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6470 2010-03-15 Richard Guenther <rguenther@suse.de>
6472 PR tree-optimization/43317
6473 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6475 2010-03-15 Martin Jambor <mjambor@suse.cz>
6477 PR tree-optimization/43141
6478 * tree-sra.c (create_abstract_origin): New function.
6479 (modify_function): Call create_abstract_origin.
6481 2010-03-15 Chris Demetriou <cgd@google.com>
6483 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6486 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6489 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6490 call insert_out_of_ssa_copy for default definitions.
6492 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6494 * graphite-clast-to-gimple.c (my_long_long): Defined.
6495 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6496 * graphite-sese-to-poly.c (my_long_long): Defined.
6497 (scop_ivs_can_be_represented): Use it.
6499 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6501 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6502 graphite-max-bbs-per-function, and loop-block-tile-size.
6503 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6505 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6507 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6509 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6510 forward declaration.
6511 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6512 (add_upper_bounds_from_estimated_nit): New.
6513 (build_loop_iteration_domains): Use it.
6515 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6517 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6519 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6522 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6523 should be an INTEGER_CST. Also handle CASE_CONVERT.
6525 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6527 * graphite.c (graphite_initialize): To bound the number of bbs per
6528 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6529 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6530 * doc/invoke.texi: Document it.
6532 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6534 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6535 * graphite-sese-to-poly.h (build_poly_scop): Same.
6537 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6539 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6540 the number of parameters in the scop. Use as an upper bound
6541 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6542 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6543 * doc/invoke.texi: Document it.
6545 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6547 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6548 * doc/c-tree.texi: Remove.
6549 * doc/generic.texi: Merge c-tree.texi here.
6550 * doc/gccint.texi (Trees): Remove menu entry.
6551 (c-tree.texi): Remove @include.
6552 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6553 * doc/languages.texi (Reading RTL): Ditto.
6555 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6558 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6560 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6563 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6564 code added to work around reload clobbering CONST insns.
6566 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6568 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6569 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6570 (cselib_preserve_only_values): Remove retain argument, don't
6571 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6572 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6573 * var-tracking.c (micro_operation): Move insn field before union.
6574 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6575 (struct variable_tracking_info_def): Remove n_mos field, change
6576 mos into a vector of micro_operations.
6577 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6578 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6579 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6580 changing into a vector.
6581 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6582 come before all other uops generated by add_stores.
6583 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6585 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6586 a vector. Run just one pass over the bbs instead of separate counting
6587 and computation phase.
6588 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6591 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6592 into *nonlocalized_list vector.
6593 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6594 even if origin is non-NULL.
6595 (gen_variable_die): Likewise.
6596 (process_scope_var): Don't change origin.
6597 (gen_decl_die): Likewise.
6598 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6599 before adding new edges instead of after it, fix moving over
6602 2010-03-11 David S. Miller <davem@davemloft.net>
6604 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6606 * configure: Rebuild.
6608 2010-03-11 Martin Jambor <mjambor@suse.cz>
6610 PR tree-optimization/43257
6611 * tree.c (assign_assembler_name_if_neeeded): New function.
6612 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6614 * tree.h (assign_assembler_name_if_neeeded): Declare.
6615 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6616 the function if needed.
6618 2010-03-11 Chris Demetriou <cgd@google.com>
6620 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6621 include/stdint-gcc.h, and include/stdint.h world-readable.
6623 2010-03-11 Richard Guenther <rguenther@suse.de>
6625 PR tree-optimization/43255
6626 * tree-vrp.c (process_assert_insertions_for): Do not insert
6627 asserts for trivial conditions.
6629 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6631 PR tree-optimization/43280
6632 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6633 generation. Move calculation of size out of the if branch.
6634 (find_bswap): Modify compare number generation.
6636 2010-03-11 Richard Guenther <rguenther@suse.de>
6639 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6640 (input_gimple_stmt): Fixup handled component types during
6641 operand read. Also fix up decls in ADDR_EXPRs.
6643 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6645 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6646 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6648 2010-03-10 Jan Hubicka <jh@suse.cz>
6651 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6652 * varasm.c (get_variable_section): Don't do that here...
6653 (make_decl_rtl): ... and here.
6654 (do_assemble_alias): Produce decl RTL.
6655 (assemble_alias): Likewise.
6657 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6660 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6661 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6663 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6664 (based_loc_descr): Only express drap or vdrap regno based expressions
6665 using DW_OP_fbreg when not optimizing.
6666 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6667 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6668 REG_CFA_SET_VDRAP note.
6670 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6672 PR tree-optimization/43236
6673 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6674 error in calculation of base address in reverse iteration case.
6675 (generate_builtin): Take number of latch executions if the statement
6678 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6681 * tree-eh.c: Include pointer-set.h.
6682 (lower_eh_dispatch): Filter out duplicate case labels and
6683 remove the unneeded edge when the label is unused. Return
6684 true when some edges are removed.
6685 (execute_lower_eh_dispatch): When any lowering resulted in
6686 removing an edge, also delete unreachable blocks.
6688 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6691 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6692 UNSPEC_MACHOPIC_OFFSET.
6694 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6697 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6698 (m68k_delegitimize_address): New function.
6700 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6703 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6706 * var-tracking.c (adjust_sets): New function.
6707 (count_with_sets, add_with_sets): Use it.
6708 (get_adjusted_src): New inline function.
6709 (add_stores): Use it.
6712 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6713 call cselib_dummy_expand_value_rtx_cb instead of
6714 cselib_expand_value_rtx_cb.
6717 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6718 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6719 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6720 and .cfi_endproc around the pic thunks.
6721 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6722 all queued unwind info register saves are saved before the call.
6723 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6724 considered as sp-=4 for unwind info and the pop as sp+=4 which
6725 also clobbers dest, but doesn't actually restore it.
6728 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6729 RTX_FRAME_RELATED_P.
6731 2010-03-09 Jie Zhang <jie@codesourcery.com>
6733 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6734 whitespaces in output template.
6736 2010-03-09 Jie Zhang <jie@codesourcery.com>
6738 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6741 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6743 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6744 builtins.exp in a separate job.
6746 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6748 * graphite-sese-to-poly.c (add_param_constraints): Use
6749 lower_bound_in_type and upper_bound_in_type.
6751 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6753 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6754 instead of unsigned_type_node.
6756 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6757 Reza Yazdani <reza.yazdani@amd.com>
6760 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6761 on pointer type parameters.
6763 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6767 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6768 handle conversions from pointer to integers.
6769 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6770 induction variable, to be able to work with code generated by CLooG.
6771 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6772 (build_poly_scop): Bail out if we cannot codegen a loop.
6774 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6776 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6777 code generation with gloog_error.
6779 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6781 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6782 Call fold_convert on all the returned values.
6783 (expand_scalar_variables_expr): Pass to
6784 expand_scalar_variables_ssa_name the type of the resulting expression.
6786 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6788 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6789 ppl_min_for_le_pointset.
6790 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6791 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6793 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6795 * graphite-dependences.c (map_into_dep_poly): Removed.
6796 (dependence_polyhedron_1): Use combine_context_id_scat.
6798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6800 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6801 (struct poly_bb): Same.
6802 (combine_context_id_scat): New.
6804 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6807 * sese.c (name_defined_in_loop_p): Return false for default
6810 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6812 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6813 and clean up the logic.
6815 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6817 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6820 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6822 * var-tracking.c (remove_cselib_value_chains): Define only for
6824 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6825 delete_slot_part, emit_notes_for_differences_1): Don't call
6826 remove_cselib_value_chains here.
6827 (set_slot_part, emit_notes_for_differences_2): Don't call
6828 add_cselib_value_chains here.
6829 (preserved_values): New vector.
6830 (preserve_value): New function.
6831 (add_uses, add_stores, vt_add_function_parameters): Use it
6832 instead of cselib_preserve_value.
6833 (changed_values_stack): New vector.
6834 (check_changed_vars_0): New function.
6835 (check_changed_vars_1, check_changed_vars_2): Use it.
6836 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6837 changed_values_stack VALUEs.
6838 (vt_emit_notes): For all preserved_values call
6839 add_cselib_value_chains. If ENABLE_CHECKING call
6840 remove_cselib_value_chains before verifying value_chains is empty.
6841 Initialize and free changed_values_stack.
6842 (vt_initialize): Initialize preserved_values.
6843 (vt_finalize): Free preserved_values.
6845 2010-03-08 Richard Guenther <rguenther@suse.de>
6847 PR tree-optimization/43269
6848 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6851 2010-03-08 Martin Jambor <mjambor@suse.cz>
6853 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6854 (ipa_is_param_called): Removed.
6855 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6856 (ipa_print_node_params): Do not print the called flag.
6857 (ipa_write_node_info): Do not stream the called flag.
6858 (ipa_read_node_info): Likewise.
6860 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6863 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6864 * cselib.c (struct expand_value_data): Add dummy field.
6865 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6867 (cselib_dummy_expand_value_rtx_cb): New function.
6868 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6870 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6871 * var-tracking.c: Include pointer-set.h.
6872 (variable): Change n_var_parts to char from int. Add
6873 cur_loc_changed and in_changed_variables fields.
6874 (variable_canonicalize): Remove.
6875 (shared_var_p): New inline function.
6876 (unshare_variable): Maintain cur_loc_changed and
6877 in_changed_variables fields. If var was in changed_variables,
6878 replace it there with new_var. Just copy cur_loc instead of
6879 resetting it to something else.
6880 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6881 (dataflow_set_union): Don't call variable_canonicalize.
6882 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6883 of their DEBUG_EXPR_TREE_DECLs.
6884 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6885 and in_changed_variables and cur_loc_changed is false.
6886 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6887 and cur_loc_changed. Don't update cur_loc here.
6888 (variable_merge_over_src): Don't call variable_canonicalize.
6889 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6890 removing loc that is equal to cur_loc, clear cur_loc,
6891 set cur_loc_changed and ensure variable_was_changed is called.
6892 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6893 compare pointers in cur_loc check, if it is equal to loc,
6894 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6895 (variable_different_p): Remove compare_current_location argument,
6896 don't compare cur_loc.
6897 (dataflow_set_different_1): Adjust variable_different_p caller.
6898 (variable_was_changed): If dv had some var in changed_variables
6899 already, reset in_changed_variables flag for it and propagate
6900 cur_loc_changed over to the new variable. On empty var
6901 always set cur_loc_changed. Set in_changed_variables on whatever
6902 var is added to changed_variables.
6903 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6904 Use shared_var_p. When removing loc that is equal to cur_loc,
6905 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6906 end, don't set it to something else, just call variable_was_changed.
6907 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6908 loc being removed, clear cur_loc and set cur_loc_changed.
6909 Set cur_loc_changed if all locations have been removed.
6910 (struct expand_loc_callback_data): New type.
6911 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6912 allocated. Always create SUBREGs if simplify_subreg failed.
6913 Prefer to use cur_loc, when that fails and still in
6914 changed_variables (and seen first time) recompute it. Set
6915 cur_loc_changed of variables which had to change cur_loc and
6916 compute elcd->cur_loc_changed if any of the subexpressions used
6917 had to change cur_loc.
6918 (vt_expand_loc): Adjust to pass arguments in
6919 expand_loc_callback_data structure.
6920 (vt_expand_loc_dummy): New function.
6921 (emitted_notes): New variable.
6922 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6923 that weren't used for any other decl in current
6924 emit_notes_for_changes call call vt_expand_loc_dummy to update
6925 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6926 first loc_chain location if NULL before. Always use just
6927 cur_loc instead of first loc_chain location. When cur_loc_changed
6928 is false, when not --enable-checking=rtl just don't emit any note.
6929 When rtl checking, compute the note and assert it is the same
6930 as previous note. Clear cur_loc_changed and in_changed_variables
6931 at the end before removing from changed_variables.
6932 (check_changed_vars_3): New function.
6933 (emit_notes_for_changes): Traverse changed_vars to call
6934 check_changed_vars_3 on each changed var.
6935 (emit_notes_for_differences_1): Clear cur_loc_changed and
6936 in_changed_variables. Recompute cur_loc of new_var.
6937 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6938 (vt_emit_notes): Initialize and destroy emitted_notes.
6940 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6942 PR rtl-optimization/42220
6943 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6944 Use verify_reg_tracked to determine if we should use OP_OUT rather
6946 (build_def_use): If we see an in-out operand for a register that we
6947 know nothing about, treat is an output if possible, fail the block if
6950 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6953 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6956 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6959 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6960 uses of relevant DEFs that are dead outside the loop too.
6962 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6964 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6966 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6968 * var-tracking.c (values_to_unmark): New variable.
6969 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6970 values_to_unmark vector. Moved body to...
6971 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6972 instead queue it into values_to_unmark vector.
6973 (vt_find_locations): Free values_to_unmark vector.
6975 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6977 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6978 (site.exp): Export them when plugins are enabled.
6980 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6983 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6985 (chrec_fold_multiply): Same.
6987 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6990 * c-decl.c (build_compound_literal): Return early if init is
6993 2010-03-04 Martin Jambor <mjambor@suse.cz>
6995 PR tree-optimization/43164
6996 PR tree-optimization/43191
6997 * tree-sra.c (type_consists_of_records_p): Reject records with
6998 zero-size bit-fields at the end.
7000 2010-03-04 Mike Stump <mikestump@comcast.net>
7002 * Makefile.in (TAGS): Remove *.y.
7004 2010-03-04 Richard Guenther <rguenther@suse.de>
7006 PR tree-optimization/40761
7007 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7009 (my_rev_post_order_compute): New function.
7010 (init_pre): Call it.
7012 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7015 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7016 decrease the cost of an IV candidate when the cost is infinite.
7018 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7020 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7021 Use '3DNow!' for the extension of that name, ensure normal space
7023 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7025 2010-03-03 Jeff Law <law@redhat.com>
7027 * PR middle-end/32693
7028 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7029 than gen_rtx_SUBREG.
7030 (extract_bit_field_1): Likewise.
7032 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7034 * doc/sourcebuild.texi (Test directives): Document that arguments
7035 include-opts and exclude-opts are now optional for dg-skip-if,
7036 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7038 2010-03-03 Jason Merrill <jason@redhat.com>
7041 * cgraph.h (varpool_node): Add extra_name field.
7042 * varpool.c (varpool_extra_name_alias): New.
7043 (varpool_assemble_decl): Emit extra name aliases.
7044 (varpool_mark_needed_node): Look past an extra name alias.
7045 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7046 * lto-streamer-in.c (lto_input_tree): Read it.
7047 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7049 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7051 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7052 (sparc*-*-solaris2*): ...this.
7054 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7057 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7058 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7059 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7060 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7063 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7064 fallthrough to default handling, just with want_address 0 instead of 2.
7065 For single element lists, add_AT_loc directly, otherwise create an
7066 artificial variable DIE and stick location list to it.
7069 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7070 (VAL_EXPR_HAS_REVERSE): Define.
7071 (reverse_op): New function.
7072 (add_stores): For reversible operations add an extra MO_VAL_USE.
7074 2010-03-02 Jason Merrill <jason@redhat.com>
7076 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7078 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7080 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7081 (sparc64-*-linux*): Likewise.
7082 (sparc64-*-solaris2*): Include assembler files before linker ones.
7083 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7084 * config/sparc/gas.h: Delete.
7085 * config/sparc/sol2-64.h: Add copyright notice.
7086 * config/sparc/sol2-gas-bi.h: Likewise.
7087 * config/sparc/sol2-gld.h: Likewise.
7088 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7089 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7090 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7091 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7092 (sparc_elf_asm_named_section): Rename into...
7093 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7095 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7097 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7099 2010-03-02 Jeff Law <law@redhat.com>
7102 * reload1.c (rtx_p, substitute_stack): Declare.
7103 (substitute): Record addresses of changed rtxs.
7104 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7105 Restore the original rtx when complete.
7106 (reload): Free subsitute_stack when complete.
7108 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7110 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7111 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7113 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7114 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7115 Torture Tests): Change from subsection to section.
7117 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7118 Steven Bosscher <steven@gcc.gnu.org>
7120 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7123 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7126 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7127 the assignment from the new induction variable to the assignment
7128 of the value from the original loop PHI function.
7130 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7131 Daniel Jacobowitz <dan@codesourcery.com>
7133 * doc/sourcebuild.texi (Test directives): Clarify options to
7136 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7138 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7139 Disable cfi directives unless GCC and gas agree on using read-only
7140 .eh_frame sections for 64-bit.
7141 * configure: Regenerate.
7143 2010-03-01 Richard Guenther <rguenther@suse.de>
7145 PR tree-optimization/43220
7146 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7147 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7149 2010-03-01 Richard Guenther <rguenther@suse.de>
7150 Martin Jambor <mjambor@suse.cz>
7153 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7154 gimplified parameters.
7156 2010-03-01 Christian Bruel <christian.bruel@st.com>
7158 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7160 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7162 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7164 2010-03-01 Richard Guenther <rguenther@suse.de>
7167 * expr.c (expand_assignment): Use the alias-oracle to tell
7168 if the rhs aliases the result decl.
7170 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7173 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7174 to sol_gt_pch_get_address.
7175 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7176 64-bit, SPARC and x86.
7177 (sol_gt_pch_get_address): New function.
7179 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7181 * toplev.h (inform_n, error_n): Declare.
7182 * diagnostic.c (inform_n, error_n): New function.
7184 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7186 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7187 has no rtl yet when processing local_decls, queue it and recheck
7188 if deferred stack allocation hasn't assigned it rtl.
7190 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7192 * config/sh/sh.c (unspec_bbr_uid): New.
7193 (gen_block_redirect): Use it instead of INSN_UID.
7194 (gen_far_branch): Likewise.
7196 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7198 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7199 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7201 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7203 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7204 (Warning Options): -Wno-conversion-null is valid for
7205 Objective-C++ as well.
7206 * doc/tm.texi (Named Address Spaces): Likewise.
7207 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7208 * doc/tree-ssa.texi (Tree SSA): Likewise.
7210 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7213 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7214 by default. Don't set the default arch for
7215 i[34567]86-*-darwin*|x86_64-*-darwin*.
7217 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7220 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7221 default. Set the default 32bit/64bit archs with $with_arch
7222 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7224 2010-02-27 Richard Guenther <rguenther@suse.de>
7226 PR tree-optimization/43186
7227 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7228 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7229 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7230 unroller iterations.
7232 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7234 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7235 required and i[34567]86-*-* targets don't support 64bit ISA.
7237 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7240 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7243 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7245 * config.gcc: Set the default arch at least to Prescott for
7246 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7247 if SSE math is enabled.
7249 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7251 * diagnostic.c (diagnostic_initialize): Update.
7252 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7254 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7255 (diagnostic_inhibit_notes): New.
7256 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7258 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7261 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7262 * doc/standards.texi: Likewise.
7263 * doc/extend.texi: Likewise.
7264 * doc/trouble.texi: Likewise.
7265 * doc/cppopts.texi: Likewise.
7266 * doc/install.texi: Likewise.
7267 * c.opt (std=c90,std=gnu90): New options.
7268 * c-opts.c (c_common_handle_option): Handle them.
7270 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7273 * c-decl.c (undeclared_variable): Use an informative note.
7275 2010-02-26 Richard Guenther <rguenther@suse.de>
7277 PR tree-optimization/43186
7278 * gimple.h (gimple_fold): Remove.
7279 * gimple.c (gimple_fold): Remove. Inline into single user ...
7280 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7281 Try harder for conditions.
7283 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7286 * function.c (used_types_insert): Don't skip through named pointer
7287 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7288 and it is different from the main variant's type.
7290 2010-02-26 Nick Clifton <nickc@redhat.com>
7292 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7294 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7296 * config.gcc: Support --with-fpmath=sse for x86.
7298 * config/i386/ssemath.h: New.
7300 * doc/install.texi (--with-fpmath=sse): Documented.
7302 2010-02-26 Richard Guenther <rguenther@suse.de>
7304 PR tree-optimization/43188
7305 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7306 vector types of over-aligned element type.
7308 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7311 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7312 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7314 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7316 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7318 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7320 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7321 * var-tracking.c: Include diagnostic.h.
7322 (debug_dv): New function.
7323 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7326 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7327 (add_value_chain, add_value_chains, remove_value_chain,
7328 remove_value_chains): Handle DEBUG_EXPRs.
7329 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7332 * regcprop.c (struct queued_debug_insn_change): New type.
7333 (struct value_data_entry): Add debug_insn_changes field.
7334 (struct value_data): Add n_debug_insn_changes field.
7335 (debug_insn_changes_pool): New variable.
7336 (free_debug_insn_changes, apply_debug_insn_changes,
7337 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7338 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7339 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7341 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7343 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7344 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7345 changes, call cprop_find_used_regs via note_stores.
7346 (copyprop_hardreg_forward): When copying vd from predecessor
7347 which has any queued DEBUG_INSN changes, make sure the pointers are
7348 cleared. At the end call df_analyze and then if there are any
7349 DEBUG_INSN changes queued at the end of some basic block for still
7350 live registers, apply them.
7351 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7353 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7355 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7358 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7360 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7361 targets. Set the default with_cpu/with_arch from arch/cpu.
7362 Allow x86-64 and native for with_cpu/with_arch.
7364 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7366 * ebitmap.c: Change calls to verify_popcount with calls to
7367 sbitmap_verify_popcount.
7368 (ebitmap_clear_bit): Fixed map->cacheindex test and
7369 map>cache update when bit clearing results in an empty
7372 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7375 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7376 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7377 and support both V2DF and V2DI modes.
7378 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7379 support both V2DF and V2DI modes.
7380 (general): Delete trailing whitespace from a few patterns.
7382 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7383 V2DF/V2DI interleave high/low builtins.
7385 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7388 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7389 interleave high/low functions.
7391 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7393 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7394 #pragma extern_prefix.
7396 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7399 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7400 BLKmode, assert op0 is a MEM and just adjust its mode.
7403 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7404 if bitpos isn't multiple of mode's bitsize.
7406 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7408 * c.opt (-ftemplate-depth=): New.
7409 (-ftemplate-depth-): Deprecate.
7410 * optc-gen.awk: Handle -ftemplate-depth=.
7411 * opth-gen.awk: Likewise.
7412 * c-opts.c (c_common_handle_option): Likewise.
7413 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7415 2010-02-24 Jason Merrill <jason@redhat.com>
7417 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7419 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7421 * cfg.c (alloc_aux_for_block): Remove inline.
7422 (alloc_aux_for_edge): Likewise.
7424 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7426 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7428 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7430 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7431 * config/i386/sol2-gas.h: New file.
7432 * config.gcc (i[34567]86-*-solaris2*): Use it.
7434 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7437 * c-typeck.c (ep_convert_and_check): New.
7438 (build_conditional_expr): Use it.
7439 (build_binary_op): Likewise.
7441 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7443 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7446 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7447 bounds even for -O+.
7448 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7449 expr needs to have DECL_NAME set.
7451 2010-02-24 Nick Clifton <nickc@redhat.com>
7453 * config/mep/mep.c: Include gimple.h.
7454 (mep_function_uses_sp): Delete unused function.
7455 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7456 parameters. Use unsigned integers to count args. Return a
7457 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7459 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7462 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7463 greater or equal to nelt instead of 2 * nelt.
7464 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7467 2010-02-23 Jason Merrill <jason@redhat.com>
7470 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7471 in cfun->local_decls even if they have register types.
7474 * stor-layout.c (place_field): Don't warn about unnecessary
7475 DECL_PACKED if the type is packed.
7477 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7480 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7481 GOTOFF relocs, even when the base reg isn't pic pointer.
7483 2010-02-23 Michael Matz <matz@suse.de>
7486 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7487 (expand_gimple_basic_block): Generate and use debug temps if there
7488 are debug uses left after the last real use of TERed ssa names.
7489 Unlink debug immediate uses when they are expanded.
7491 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7494 * config/i386/i386.c (override_options): Reorganise to provide
7495 better error messages.
7497 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7500 * graphite-scop-detection.c (create_single_exit_edge): Move
7501 the call to find_single_exit_edge to....
7502 (create_sese_edges): ...here. Don't handle multiple edges
7503 exiting the function.
7504 (build_graphite_scops): Don't handle multiple edges
7505 exiting the function.
7507 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7510 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7511 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7513 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7516 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7518 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7521 * c-typeck.c (convert_arguments): Print declaration location.
7522 * c-common.c (validate_nargs): Rename as
7523 builtin_function_validate_nargs.
7524 (check_builtin_function_arguments): Update.
7526 2010-02-22 Richard Guenther <rguenther@suse.de>
7529 * tree-inline.c (declare_return_variable): Use the type of
7530 the call stmt lhs if available.
7532 2010-02-22 Duncan Sands <baldrick@free.fr>
7534 * passes.c (register_pass): Always consider all pass lists when
7535 ref_pass_instance_number is zero.
7537 2010-02-22 Richard Guenther <rguenther@suse.de>
7539 PR tree-optimization/42749
7540 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7541 parameter. Do arithmetic in the original type.
7542 (update_accumulator_with_ops): Likewise.
7543 (adjust_accumulator_values): Adjust.
7545 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7547 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7548 (QI to BLKmode splitter): New splitter.
7550 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7552 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7553 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7555 2010-02-22 Richard Guenther <rguenther@suse.de>
7557 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7559 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7561 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7562 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7563 ($(T)crti.o, $(T)crtn.o): Remove rules.
7565 2010-02-21 Tobias Burnus <burnus@net-b.de>
7568 * doc/invoke.texi (-fassociative-math): Document that this
7569 option is automatically enabled for Fortran.
7571 2010-02-20 David S. Miller <davem@davemloft.net>
7573 * configure.ac: Test if linker and assembler properly support
7574 GOTDATA_OP relocations.
7575 * configure: Rebuild.
7576 * config.in: Likewise.
7577 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7578 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7579 (movsi_high_pic): Likewise.
7580 (movdi_lo_sum_pic): Likewise.
7581 (movdi_high_pic): Likewise.
7582 (movsi_pic_gotdata_op): New pattern.
7583 (movdi_pic_gotdata_op): Likewise.
7584 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7585 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7587 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7590 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7591 attribute to ssemul.
7592 (xop_mulv2div2di3_high): Ditto.
7594 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7597 * c.opt (Wconversion-null): New option.
7598 * doc/invoke.texi (Wconversion-null): Document.
7600 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7602 * common.opt (Wlarger-than-): Add Undocumented.
7604 2010-02-19 Mike Stump <mikestump@comcast.net>
7606 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7608 2010-02-19 Jason Merrill <jason@redhat.com>
7611 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7612 * configure: Likewise.
7614 2010-02-20 Alan Modra <amodra@gmail.com>
7617 * cgraph.h (cgraph_make_decl_local): Declare.
7618 * cgraph.c (cgraph_make_decl_local): New function.
7619 (cgraph_make_node_local): Use it.
7620 * cgraphunit.c (cgraph_function_versioning): Likewise.
7621 * ipa.c (function_and_variable_visibility): Likewise.
7623 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7626 * except.c (sjlj_emit_function_enter): Don't call
7627 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7629 * rtl.h (add_reg_br_prob_note): Remove prototype.
7631 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7634 * c-common.c (conversion_warning): Remove widening conversions
7635 before checking the conversion of integers to reals.
7637 2010-02-19 Mike Stump <mikestump@comcast.net>
7640 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7643 * cgraphunit.c (process_function_and_variable_attributes): Check
7644 DECL_PRESERVE_P instead of looking up attribute "used".
7645 * ipa-pure-const.c (check_decl): Likewise.
7646 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7647 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7648 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7649 instead of attribute "used".
7650 * config/sol2-c.c (solaris_pragma_init): Likewise.
7651 (solaris_pragma_fini): Likewise.
7653 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7655 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7656 Use XCNEW instead of xcalloc.
7657 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7658 XNEW instead of xmalloc.
7659 (get_fields): Use XNEWVEC instead of xmalloc.
7662 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7663 populate vars array.
7664 (create_new_general_access): For debug stmts just reset value.
7665 (get_stmt_accesses): For accesses within debug stmts just record them
7666 using add_access_to_acc_sites instead of preventing the peeling or
7667 counting them as accesses.
7670 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7672 2010-02-19 Richard Guenther <rguenther@suse.de>
7674 PR tree-optimization/42916
7675 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7678 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7680 * configure.ac: Replace all uses of changequote in macro arguments
7681 with proper quoting.
7683 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7686 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7688 2010-02-19 Richard Guenther <rguenther@suse.de>
7690 PR tree-optimization/42944
7691 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7692 test for aliasing with errno.
7694 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7697 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7698 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7699 * dojump.c: Include output.h.
7700 (inv): New inline function.
7701 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7702 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7703 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7704 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7705 argument, pass it down to other calls.
7706 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7707 add REG_BR_PROB note to the conditional jump.
7708 * cfgexpand.c (add_reg_br_prob_note): Removed.
7709 (expand_gimple_cond): Don't call it, add the probability
7710 as last argument to jumpif_1/jumpifnot_1.
7711 * Makefile.in (dojump.o): Depend on output.h.
7712 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7714 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7715 * stmt.c (do_jump_if_equal): Likewise.
7716 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7717 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7718 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7720 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7721 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7722 jumpifnot_1 callers.
7723 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7725 (store_expr): Adjust jumpifnot caller.
7726 (store_constructor): Adjust jumpif caller.
7729 * gimplify.c (gimple_boolify): For __builtin_expect call
7730 gimple_boolify also on its first argument.
7732 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7734 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7736 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7737 * configure: Regenerated.
7739 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7741 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7742 lang_hooks.types_compatible_p instead of comptypes.
7744 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7746 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7747 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7748 if __prefer_thumb__ is defined.
7750 2010-02-18 Martin Jambor <mjambor@suse.cz>
7752 PR tree-optimization/43066
7753 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7754 array with zero-sized element type.
7756 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7758 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7759 rtx, allocate struct var_loc_node here and return it to the
7760 caller, and only if it is actually needed.
7761 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7762 move it earlier and return immediately if it returns NULL.
7764 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7766 * config/sparc/gas.h: New file. Restore
7767 TARGET_ASM_NAMED_SECTION to its ELF default.
7768 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7770 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7771 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7772 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7773 after sparc/sysv4.h.
7775 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7777 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7779 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7781 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7782 patterns from predicated pattern.
7784 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7787 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7788 for insn mnemonic suffix.
7790 2010-02-17 Richard Guenther <rguenther@suse.de>
7792 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7795 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7798 * caller-save.c (save_call_clobbered_regs): If BB ends with
7799 a DEBUG_INSN, move any notes in between last real insn and the last
7800 DEBUG_INSN after the last DEBUG_INSN.
7802 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7804 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7805 Fix return type. Fix argument type. Explain meaning of return value.
7807 2010-02-16 Richard Guenther <rguenther@suse.de>
7809 PR tree-optimization/41043
7810 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7811 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7813 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7815 2010-02-16 Ira Rosen <irar@il.ibm.com>
7817 PR tree-optimization/43074
7818 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7819 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7820 vectorizable cycles in hybrid SLP check.
7821 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7823 2010-02-16 Richard Guenther <rguenther@suse.de>
7825 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7826 (true_dependence): If memrefs_conflict_p computes must-alias
7827 trust it. Move TBAA check after offset-based disambiguation.
7828 (canon_true_dependence): Likewise.
7830 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7832 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7833 * doc/invoke.texi: Document it.
7834 * var-tracking.c: Include toplev.h and params.h.
7835 (vt_find_locations): Return bool indicating success. Compute
7836 hash sizes unconditionally. Check new parameter, report.
7837 (variable_tracking_main_1): Check vt_find_locations results and
7838 retry. Renamed from...
7839 (variable_tracking_main): ... this. New wrapper to preserve
7840 flag_var_tracking_assignments.
7841 * Makefile.in (var-tracking.o): Adjust dependencies.
7843 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7844 Jakub Jelinek <jakub@redhat.com>
7847 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7848 if weak_import attribute is present.
7849 * config/darwin.c (machopic_select_section): Likewise.
7851 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7853 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7854 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7855 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7856 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7858 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7861 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7864 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7865 Rewrite text to refer to the names.
7867 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7869 * config/i386/i386-builtin-types.def
7870 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7871 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7872 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7873 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7874 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7875 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7876 IX86_BUILTIN_VPERMIL2PS256.
7877 (MULTI_ARG_4_DF2_DI_I): Defined.
7878 (MULTI_ARG_4_DF2_DI_I1): Defined.
7879 (MULTI_ARG_4_SF2_SI_I): Defined.
7880 (MULTI_ARG_4_SF2_SI_I1): Defined.
7881 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7882 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7883 __builtin_ia32_vpermil2ps256.
7884 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7885 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7886 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7887 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7888 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7889 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7890 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7891 CODE_FOR_xop_vpermil2v8sf3.
7892 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7893 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7894 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7895 (_mm256_permute2_pd): New.
7896 (_mm_permute2_ps): New.
7897 (_mm256_permute2_ps): New.
7899 2010-02-15 Nick Clifton <nickc@redhat.com>
7901 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7902 boolean parameters. Use emit_jump_insn when emitting a pop
7903 instruction containing a return insn.
7904 (push): Use 'true' rather than '1' as second parameter to F.
7905 (h8300_expand_prologue): Likewise.
7906 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7907 (h8300_expand_epilogue): Likewise.
7909 2010-02-15 Richard Guenther <rguenther@suse.de>
7912 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7915 2010-02-15 Nick Clifton <nickc@redhat.com>
7917 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7920 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7922 * intl.c (fake_ngettext): New function.
7923 * intl.h (fake_ngettext): Declare.
7924 (ngettext): Define macro.
7925 * collect2.c (notice_translated): New function.
7926 (main): Use notice_translated and ngettext.
7927 * collect2.h (notice_translated): Declare.
7929 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7931 * reorg.c (delete_computation): Comment fixes.
7932 * caller-save.c (setup_save_areas): Idem.
7933 * sel-sched-dump.c (dump_lv_set): Idem.
7936 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7938 * config/s390/s390.c (s390_sched_init): New function.
7939 (TARGET_SCHED_INIT): Target hook defined.
7941 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7942 Jack Howarth <howarth@bromo.med.uc.edu>
7943 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7946 Partial revert of unintended change in fix for PR41605.
7947 * config/darwin.h: Fix typo.
7948 * config/darwin9.h: Same.
7950 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7952 * c-pch.c (pch_init): Clear v.
7954 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7957 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7958 graphite_can_represent_init for MULT_EXPR.
7960 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7964 * graphite-sese-to-poly.c (remove_phi): New.
7965 (translate_scalar_reduction_to_array): Call remove_phi.
7967 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7970 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7971 * graphite-clast-to-gimple.h (gloog): Update declaration.
7972 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7973 * graphite-poly.h (struct poly_bb): Add missing comments.
7974 (struct scop): Add poly_scop_p field.
7976 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7977 * graphite.c (graphite_transform_loops): Build the polyhedral
7978 representation for each scop before code generation.
7979 * sese.c (rename_variables_in_operand): Removed.
7980 (rename_variables_in_expr): Return the renamed expression.
7981 (rename_sese_parameters): New.
7982 * sese.h (rename_sese_parameters): Declared.
7984 2010-02-11 Richard Guenther <rguenther@suse.de>
7986 PR tree-optimization/42998
7987 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7988 POINTER_PLUS_EXPR properly.
7990 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7991 Changpeng Fang <changpeng.fang@amd.com>
7994 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7995 the cost of an IV candidate when the IV is used in a test against zero.
7997 * gcc.dg/tree-ssa/ivopts-3.c: New.
7999 2010-02-11 Richard Guenther <rguenther@suse.de>
8002 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8003 pointer-vs-decl case by swapping refs. Handle some cases
8004 of pointer-vs-decl disambiguations more conservatively.
8005 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8006 to false after expanding.
8008 2010-02-11 Richard Guenther <rguenther@suse.de>
8011 * gcc.c (process_command): Handle LTO file@offset case more
8014 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8016 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8017 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8019 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8021 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8022 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8023 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8024 Optimize eq/ne comparisons when both arguments are known to be
8026 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8027 Don't mask operands unnecessarily if they are known to be already
8030 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8032 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8035 2010-02-10 Richard Guenther <rguenther@suse.de>
8037 PR tree-optimization/43017
8038 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8039 for wrapping signed arithmetic.
8041 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8044 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8045 if no debug info should be emitted for it.
8047 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8049 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8050 note when flag_exceptions is set.
8052 2010-02-10 Duncan Sands <baldrick@free.fr>
8054 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8056 2010-02-10 Richard Guenther <rguenther@suse.de>
8059 * tree.c (get_unwidened): Handle constants.
8060 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8062 2010-02-10 Martin Jambor <mjambor@suse.cz>
8065 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8066 check for variable argument counts independently.
8068 2010-02-10 Christian Bruel <christian.bruel@st.com>
8071 * config/sh/sh.c (find_barrier): Increase length for non delayed
8072 conditional branches.
8074 2010-02-10 Christian Bruel <christian.bruel@st.com>
8076 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8078 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8080 * builtins.c (set_builtin_user_assembler_name): Also handle
8081 ffs if int is smaller than word.
8083 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8086 * ira-conflicts.c (get_dup): Remove.
8087 (process_reg_shuffles): Add new parameter. Use it as an
8088 additional guard for copy generation.
8089 (add_insn_allocno_copies): Rewrite.
8091 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8093 * common.opt (fsched2-use-traces): Preserved for backward
8095 * doc/invoke.texi: Remove the documentation about option
8096 -fsched2-use-traces.
8097 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8098 flag_sched2_use_traces.
8099 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8100 the backward compatibility flag section.
8102 2010-02-09 Richard Guenther <rguenther@suse.de>
8104 PR tree-optimization/43008
8105 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8106 make HEAP variables initialized from global memory if they
8107 are not known builtin functions.
8108 (find_func_aliases): Adjust.
8110 2010-02-09 Richard Guenther <rguenther@suse.de>
8112 PR tree-optimization/43000
8113 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8114 arithmetic manually.
8116 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8118 PR tree-optimization/42931
8119 * tree-loop-linear.c (try_interchange_loops): Don't call
8120 double_int_mul if estimated_loop_iterations failed.
8122 2010-02-08 Martin Jambor <mjambor@suse.cz>
8125 * tree-sra.c (build_accesses_from_assign): Do not mark in
8126 should_scalarize_away_bitmap if stmt has volatile ops.
8127 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8130 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8132 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8134 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8136 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8139 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8142 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8144 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8147 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8148 to unknown_dependence.
8149 (graphite_legal_transform_dr): Handle the unknown_dependence.
8150 (graphite_carried_dependence_level_k): Same.
8152 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8154 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8156 2010-02-07 Richard Guenther <rguenther@suse.de>
8159 * expr.c (get_inner_reference): Always initialize *pbitsize.
8161 2010-02-07 Richard Guenther <rguenther@suse.de>
8164 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8165 new ARRAY_REFs on variable size element or minimal index arrays.
8167 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8168 gimple_fold_indirect_ref.
8170 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8173 * arm.c (arm_override_options): Just return if the user has specified
8174 an invalid fpu name.
8176 2010-02-03 Jason Merrill <jason@redhat.com>
8179 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8180 i386_pe_maybe_record_exported_symbol.
8182 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8185 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8186 (pa_delegitimize_address): New function.
8188 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8190 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8191 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8193 2010-02-05 Richard Guenther <rguenther@suse.de>
8196 * lto-streamer-in.c (get_resolution): Deal with references
8197 to undefined functions.
8199 2010-02-05 Richard Guenther <rguenther@suse.de>
8201 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8202 (fold_const_aggregate_ref): Likewise.
8203 (ccp_fold_stmt): Substitute loads.
8204 (maybe_fold_reference): Verify types before substituting.
8206 (fold_gimple_assign): Unshare properly.
8207 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8209 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8211 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8212 for rs6000_gen_cell_microcode.
8214 2010-02-04 Richard Guenther <rguenther@suse.de>
8216 PR rtl-optimization/42952
8217 * dse.c (const_or_frame_p): Remove MEM handling.
8219 2010-02-04 Nick Clifton <nickc@redhat.com>
8221 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8222 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8223 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8224 (mn10300_asm_output_mi_thunk): New function.
8225 (mn10300_can_output_mu_thunk): New function.
8226 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8227 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8228 (FUNCTION_ARG): Delete incorrect comment.
8230 2010-02-03 Jason Merrill <jason@redhat.com>
8233 * fold-const.c (operand_equal_p): Handle erroneous types.
8235 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8237 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8239 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8241 PR rtl-optimization/42941
8242 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8245 2010-02-03 Jason Merrill <jason@redhat.com>
8248 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8250 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8253 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8254 (cselib_reset_table): Renamed from...
8255 (cselib_reset_table_with_next_value): ... this.
8256 (cselib_get_next_uid): Renamed from...
8257 (cselib_get_next_unknown_value): ... this.
8258 * cselib.c (next_uid): Renamed from...
8259 (next_unknown_value): ... this.
8260 (cselib_clear_table): Adjust.
8261 (cselib_reset_table): Adjust. Renamed from...
8262 (cselib_reset_table_with_next_value): ... this.
8263 (cselib_get_next_uid): Adjust. Renamed from...
8264 (cselib_get_next_unknown_value): ... this.
8265 (get_value_hash): Use hash.
8266 (cselib_hash_rtx): Likewise.
8267 (new_cselib_val): Adjust. Set and dump uid.
8268 (cselib_lookup_mem): Pass next_uid as hash.
8269 (cselib_subst_to_values): Likewise.
8270 (cselib_log_lookup): Dump uid.
8271 (cselib_lookup): Pass next_uid as hash. Adjust.
8272 (cselib_process_insn): Adjust.
8273 (cselib_init): Initialize next_uid.
8274 (cselib_finish): Adjust.
8275 (dump_cselib_table): Likewise.
8276 * dse.c (canon_address): Dump value uid.
8277 * print-rtl.c (print_rtx): Print value uid.
8278 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8280 (dv_uid): New function, sort of renamed from...
8281 (dv_htab_hash): ... this, reimplemented in terms of it and...
8282 (dv_uid2hash): ... this. New.
8283 (variable_htab_eq): Drop excess assertions.
8284 (tie_break_pointers): Removed.
8285 (canon_value_cmp): Compare uids.
8286 (variable_post_merge_New_vals): Print uids.
8287 (vt_add_function_parameters): Adjust.
8288 (vt_initialize): Reset table. Adjust.
8290 2010-02-03 Richard Guenther <rguenther@suse.de>
8292 PR tree-optimization/42944
8293 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8294 (call_may_clobber_ref_p_1): Likewise. Properly handle
8295 malloc and calloc clobbering errno.
8297 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8299 * doc/invoke.texi: Fix name of sched1 dump.
8301 * opts.c (decode_options): Set flag_tree_switch_conversion
8302 only conditionally on optimize >= 2.
8304 * gcse.c: Assorted comment fixes in pass description.
8306 2010-02-03 Anthony Green <green@moxielogic.com>
8308 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8309 nop padding in order to maintain alignment of storage location of
8310 target function address.
8311 (moxie_trampoline_init): Store target function address at newly
8313 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8315 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8317 2010-02-03 Richard Guenther <rguenther@suse.de>
8320 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8322 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8324 * config.gcc: Reenable check for obsolete targets.
8325 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8326 mips-sgi-irix6.[0-4]*.
8328 2010-02-02 Nick Clifton <nickc@redhat.com>
8330 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8331 constant size of 4 as being the same as 0.
8332 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8333 can take values in the range 0..4.
8335 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8338 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8339 as _darwin10_Unwind_FindEnclosingFunction().
8340 * libgcc-libsystem.ver: New.
8342 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8345 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8346 implicitly set registers.
8348 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8350 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8351 (arm_override_options): Allow automatic selection of the thread
8352 pointer register if thumb2.
8353 (legitimize_pic_address): Improve code sequences for Thumb2.
8354 (arm_call_tls_get_addr): Likewise.
8355 (legitimize_tls_address): Likewise.
8356 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8357 (pic_load_addr_32bit): ... this. New named pattern.
8358 * thumb2.md (pic_load_addr_thumb2): Delete.
8359 (pic_load_dot_plus_four): Delete.
8360 (tls_load_dot_plus_four): New named pattern.
8362 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8365 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8366 Document fix for TLS bug.
8368 2010-01-31 Richard Guenther <rguenther@suse.de>
8370 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8371 conservatively correct.
8373 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8377 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8379 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8381 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8383 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8385 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8387 * config.gcc: Adjust order of makefile fragments for mingw targets.
8389 2010-01-31 Richard Guenther <rguenther@suse.de>
8392 * gimplify.c (gimplify_init_constructor): For volatile LHS
8393 initialize a temporary.
8395 2010-01-31 Matthias Klose <doko@ubuntu.com>
8397 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8399 * configure: Regenerate.
8401 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8403 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8404 the same alias set and their sizes different constantness.
8405 (aliasing_component_refs_p): Revert 2009-10-24 change.
8407 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8409 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8412 2010-01-29 Richard Guenther <rguenther@suse.de>
8414 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8415 Assert we successfully updated the call.
8417 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8419 PR rtl-optimization/42889
8420 * df.h (df_set_bb_dirty_nonlr): New prototype.
8421 * df-core.c (df_set_bb_dirty_nonlr): New function.
8422 * df-scan.c (df_insn_rescan): Call it instead of
8423 df_set_bb_dirty for DEBUG_INSNs.
8425 2010-01-29 Richard Guenther <rguenther@suse.de>
8428 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8429 quadratic behavior in most cases.
8431 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8434 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8435 in the call to gen_x86_movsicc_0_m1.
8437 2010-01-28 Richard Guenther <rguenther@suse.de>
8439 PR tree-optimization/42871
8440 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8442 2010-01-28 Richard Guenther <rguenther@suse.de>
8444 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8445 into call arguments.
8447 2010-01-28 Richard Guenther <rguenther@suse.de>
8450 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8451 the forwarder if the destination is an EH landing pad.
8453 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8455 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8456 block list passed to gimple_duplicate_sese_tail.
8457 (parallelize_loops): Avoid parallelization when the function
8459 Avoid parallelization when the preheader is IRREDUCIBLE.
8460 Try to optimize when estimated_loop_iterations_int is unresolved.
8461 Add the loop's location to the dump file.
8462 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8463 (gimple_duplicate_sese_tail): Remove the check for the latch.
8464 Redirect nexits to the exit block.
8465 Remove handling of the incoming edges to the latch.
8466 Redirect the backedge from the copied latch to the exit bb.
8468 2010-01-28 Michael Matz <matz@suse.de>
8471 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8472 Wrap force_reg into a sequence, emit it before user.
8474 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8476 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8478 (arm_legacy_rev): Likewise.
8479 (thumb_legacy_rev): Likewise.
8481 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8483 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8484 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8485 on MEM's address failed, try avoid_constant_pool_reference and
8486 recurse if it returned something different.
8487 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8488 address, try avoid_constant_pool_reference and recurse if it
8489 returned something different.
8490 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8491 address and avoid_constant_pool_reference returned something
8492 different, don't set have_address.
8494 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8497 * var-tracking.c (val_store): Add modified argument, obey it.
8499 (count_uses): Move down logging of main.
8500 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8501 don't need resolution.
8502 (emit_notes_in_bb): Likewise.
8504 2010-01-27 Richard Guenther <rguenther@suse.de>
8507 * tree-inline.c (remap_decl): Delay remapping of SSA name
8508 default definitions until we need them.
8510 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8512 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8513 (rs6000_delegitimize_address): New function.
8515 * config/s390/s390.c (s390_delegitimize_address): Call
8516 delegitimize_mem_from_attrs.
8519 * tree-inline.c (cannot_copy_type_1): Removed.
8520 (copy_forbidden): Don't forbid copying of functions containing
8521 records/unions with variable length fields.
8523 2010-01-27 Christian Bruel <christian.bruel@st.com>
8527 * config/sh/sh.c (find_barrier): Increase length for non delayed
8528 conditional branches.
8530 2010-01-27 Matthias Klose <doko@ubuntu.com>
8532 * configure.ac (gnu-unique-object): Fix ldd version check.
8533 * configure: Regenerate.
8535 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8537 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8539 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8540 Test for HAVE_GNU_AS value.
8542 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8544 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8545 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8546 INT64_TYPE): Define.
8547 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8548 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8549 INT_LEAST64_TYPE): Define.
8550 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8551 UINT_LEAST64_TYPE): Define.
8552 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8553 INT_FAST64_TYPE): Define.
8554 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8555 UINT_FAST64_TYPE): Define.
8556 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8557 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8558 (SIG_ATOMIC_TYPE): Define.
8560 2010-01-26 Richard Guenther <rguenther@suse.de>
8562 * df-scan.c (df_scan_set_bb_info): Remove assert.
8563 (df_insn_rescan_debug_internal): Merge asserts.
8564 (df_install_ref): Likewise.
8565 (df_mark_reg): Use bitmap_set_range.
8566 (df_hard_reg_used_p): Remove assert.
8567 (df_hard_reg_used_count): Likewise.
8569 2010-01-26 Richard Guenther <rguenther@suse.de>
8571 PR rtl-optimization/42685
8572 * web.c (web_main): Ignore DEBUG_INSNs.
8574 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8576 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8578 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8579 Fix types of fndecl and arglist parameters.
8581 2010-01-26 Richard Guenther <rguenther@suse.de>
8584 * tree-eh.c (unsplit_eh): Skip debug insns.
8586 2010-01-26 Richard Guenther <rguenther@suse.de>
8588 PR tree-optimization/42250
8589 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8591 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8594 * omp-low.c (expand_omp_sections): Only use single_pred if
8595 l2_bb is single_pred_p.
8597 2010-01-25 Christian Bruel <christian.bruel@st.com>
8600 * config/sh/sh.c (find_barrier): Increase length for non delayed
8601 conditional branches.
8602 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8604 2010-01-24 David S. Miller <davem@davemloft.net>
8606 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8607 define if not using GAS.
8608 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8609 Likewise. Delete SECTION_MERGE code, which is only applicable
8612 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8615 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8616 mangling of va_list in system headers.
8618 2010-01-23 Toon Moene <toon@moene.org>
8620 * tree-predcom.c (combine_chains): Return NULL, not false.
8622 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8624 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8625 initialization of variable res to agree with return type.
8627 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8629 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8630 * tree-sra.c: Add include of expr.h.
8632 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8634 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8635 insert the debug stmt on the single non-EH edge from the stmt.
8637 2010-01-22 Richard Henderson <rth@redhat.com>
8640 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8641 the RHS until after generate_subtree_copies has insertted its
8642 code before the current statement.
8644 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8646 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8648 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8650 2010-01-21 Martin Jambor <mjambor@suse.cz>
8652 PR tree-optimization/42585
8653 * tree-sra.c (struct access): New field grp_total_scalarization.
8654 (dump_access): Dump the new field.
8655 (should_scalarize_away_bitmap): New variable.
8656 (cannot_scalarize_away_bitmap): Likewise.
8657 (sra_initialize): Allocate new bitmaps.
8658 (sra_deinitialize): Free new bitmaps.
8659 (create_access_1): New function.
8660 (create_access): Parts moved to create_access_1.
8661 (type_consists_of_records_p): New function.
8662 (completely_scalarize_record): Likewise.
8663 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8664 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8665 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8667 (analyze_all_variable_accesses): Completely scalarize small eligible
8670 2010-01-21 Martin Jambor <mjambor@suse.cz>
8672 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8674 2010-01-21 Andrew Haley <aph@redhat.com>
8676 * gcc.c (process_command): Move lang_specific_driver before
8677 setting cc_libexec_prefix.
8679 2010-01-21 Richard Guenther <rguenther@suse.de>
8682 * fold-const.c (negate_expr_p): Pretend only negative
8683 real constants are easily negatable.
8685 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8686 Jason Merrill <jason@redhat.com>
8688 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8689 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8690 * calls.c (initialize argument_information): Handle it.
8691 * c-common.c (handle_transparent_union_attribute): Use new name.
8692 * c-decl.c (finish_struct): Ditto.
8693 * c-typeck.c (type_lists_compatible_p): Ditto.
8694 (convert_for_assignment): Use new name and also handle record.
8695 * function.c (aggregate_value_p): Handle it.
8696 (pass_by_reference): Ditto.
8697 (assign_parm_data_types): Ditto.
8698 * print-tree.c (print_node): Ditto.
8699 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8700 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8701 * tree.c (first_field): New fn.
8703 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8706 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8707 even when linking statically, for now.
8709 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8712 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8713 without a cselib val.
8714 (count_uses): Accept MO_VAL_SET with no val on stores.
8715 (add_stores): Likewise.
8717 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8719 * var-tracking.c (check_value_val): Add a compile time assertion.
8720 (dv_is_decl_p): Simplify.
8721 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8722 gcc_assert if ENABLE_CHECKING.
8724 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8727 * var-tracking.c: Include tree-flow.h.
8728 (mem_dies_at_call): New.
8729 (dataflow_set_preserve_mem_locs): Use it.
8730 (dataflow_set_remove_mem_locs): Likewise.
8731 (dump_var): Renamed from dump_variable. Adjust all callers.
8732 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8733 * Makefile.in (var-tracking.o): Adjust deps.
8735 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8737 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8739 2010-01-20 Richard Guenther <rguenther@suse.de>
8741 PR tree-optimization/42717
8742 * tree-ssa-dce.c (get_live_post_dom): Remove.
8743 (forward_edge_to_pdom): Take an arbitrary edge to copy
8744 degenerate PHI args from.
8745 (remove_dead_stmt): Use the first post-dominator even if it
8746 does not contain live statements as redirection destination.
8748 2010-01-20 Richard Guenther <rguenther@suse.de>
8750 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8752 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8754 * sel-sched.c (create_speculation_check): Remove set but not used
8756 (try_transformation_cache): Remove set but not used variable ds.
8757 (calculate_privileged_insns): Remove set but not used variables
8758 cur_insn and min_spec_insn.
8759 (find_best_expr): Remove set but not used variable avail_n.
8760 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8762 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8764 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8765 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8768 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8771 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8772 cpu types. Add support for *-sse3 cpu types.
8773 (x86_64-*-*): Ditto.
8775 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8778 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8779 argument, call initializer_constant_valid_p_1 instead of
8780 initializer_constant_valid_p, pass CACHE to it, return NULL
8781 immediately if first call returns NULL.
8782 (initializer_constant_valid_p_1): New function.
8783 (initializer_constant_valid_p): Use it.
8785 2010-01-20 Thomas Quinot <quinot@adacore.com>
8787 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8789 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8791 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8792 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8793 (loc_list_from_tree): Don't handle unsigned division. Handle
8794 signed modulo using DW_OP_{over,over,div,mul,minus}.
8795 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8796 modulo instead of signed.
8798 2010-01-20 DJ Delorie <dj@redhat.com>
8800 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8802 (h8300_emit_stack_adjustment): Propogate it.
8804 (h8300_expand_prologue): Likewise.
8805 (h8300_expand_epilogue): Likewise.
8807 2010-01-19 Michael Matz <matz@suse.de>
8809 PR tree-optimization/41783
8810 * tree-data-ref.c (toplevel): Include flags.h.
8811 (dump_data_dependence_relation): Also dump the inputs if the
8812 result will be unknown.
8813 (split_constant_offset_1): Look through some conversions.
8814 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8815 the offset from last element is too large.
8816 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8817 (reassociate_to_the_same_stmt): Handle vector registers.
8818 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8820 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8821 wide_prolog_niters argument, emit widening instructions.
8822 (vect_do_peeling_for_alignment): Adjust caller, use widened
8823 variant of the iteration cound.
8824 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8826 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8829 * config/arm/neon-testgen.m (emit_automatics): New parameter
8830 features. Adjust for Fixed_return_reg feature.
8831 (test_intrinsic): Call emit_automatics with new feature.
8832 * config/arm/neon.ml: Update copyright years.
8833 (features): New Fixed_return_reg feature.
8834 (ops): Update feature for Vget_low.
8836 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8838 PR tree-optimization/42719
8839 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8843 * fwprop.c (all_uses_available_at): Return false if def_set dest
8844 is a REG that is used in def_insn.
8846 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8848 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8850 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8853 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8855 * target.h (struct gcc_target) <secondary_reload>: Change type
8856 of last argument to secondary_reload_info *.
8858 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8861 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8862 memory references with unaligned offsets. Remove CQImode handling.
8863 (unaligned_memory_operand): Return 1 for memory references with
8864 unaligned offsets. Remove CQImode handling.
8866 2010-01-18 Richard Guenther <rguenther@suse.de>
8869 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8872 2010-01-18 Richard Guenther <rguenther@suse.de>
8874 PR tree-optimization/42781
8875 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8876 restrict processing only if the original variable was artificial.
8878 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8880 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8881 find number of popped argument bytes.
8883 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8884 Fix the text that describes the return value for invalid insns.
8886 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8888 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8889 Clarify what 'cost of the -dependence' is. Fix quoting.
8891 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8892 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8894 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8896 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8897 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8899 2010-01-17 Richard Guenther <rguenther@suse.de>
8902 * function.c (split_complex_args): Take a VEC to modify.
8903 (assign_parms_augmented_arg_list): Build a VEC instead of
8904 a chain of PARM_DECLs.
8905 (assign_parms_unsplit_complex): Take a VEC of arguments.
8906 Do not fixup unmodified parms.
8907 (assign_parms): Deal with the VEC.
8908 (gimplify_parameters): Likewise.
8910 2010-01-17 Richard Guenther <rguenther@suse.de>
8912 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8913 node existence check.
8914 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8915 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8916 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8917 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8918 (gimple_execute_on_growing_pred): Likewise.
8920 2010-01-17 Richard Guenther <rguenther@suse.de>
8922 PR tree-optimization/42773
8923 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8924 (compute_antic_aux): Likewise.
8925 (compute_partial_antic_aux): Likewise.
8927 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8930 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8933 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8935 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8938 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8939 Fix markup for strict argument.
8941 (TARGET_SCHED_REORDER2): Fix argument types.
8943 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8944 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8946 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8947 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8949 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8952 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8953 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8954 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8955 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8956 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8958 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8960 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8962 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8963 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8965 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8967 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8970 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8972 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8973 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8975 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8977 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8979 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8980 referring to it. Fix language.
8982 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8984 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8986 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8988 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8990 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8991 '@var{stream}. Remove stray 'and'.
8993 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8995 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8997 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8999 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9000 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9002 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9003 Fix description of return value.
9004 Rename argument "sz" to "len."
9006 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9007 Clarify meaning of 'true' return value.
9009 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9011 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9012 rep_mode versus mode_rep.
9014 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9016 (TARGET_BUILTIN_DECL): Fix name.
9018 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9020 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9022 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9024 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9026 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9028 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9031 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9032 Rename argument tm_fn to md_fn.
9034 (TARGET_OPTION_PRINT): Fix argument list.
9036 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9039 * config/i386/i386.c (ix86_fixup_binary_operands):
9040 Revert FMA4 fixup of operands.
9042 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9045 * Makefile.in (write_entries_to_file, install-plugin):
9046 Use \012 instead of \n with tr.
9048 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9050 * configure.ac (HAVE_AS_REF): New C macro.
9051 * configure: Regenerate.
9052 * config.in: Likewise.
9053 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9055 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9058 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9060 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9062 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9064 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9066 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9068 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9070 (TARGET_BINDS_LOCAL_P): Fix argument type.
9072 (TARGET_ASM_FILE_END): Use prototype.
9074 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9076 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9078 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9080 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9082 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9083 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9085 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9086 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9088 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9089 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9090 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9091 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9093 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9095 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9097 (TARGET_INIT_BUILTINS): Use prototype.
9099 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9100 Put 'const char *' in braces. Fix parameter types.
9101 (TARGET_INVALID_CONVERSION): Fix parameter types.
9102 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9103 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9105 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9108 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9110 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9112 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9114 * doc/tm.texi (TARGET_HELP): Fix return type.
9116 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9117 in braces. Fix argument types.
9119 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9121 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9123 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9125 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9126 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9128 (TARGET_MANGLE_TYPE): Fix argument types.
9130 (TARGET_IRA_COVER_CLASSES): Use prototype.
9132 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9134 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9136 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9138 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9140 (TARGET_CALLEE_COPIES): Fix argument types.
9142 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9144 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9146 (TARGET_FUNCTION_VALUE): Fix argument types.
9148 (TARGET_RETURN_IN_MSB): Fix argument type.
9150 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9152 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9154 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9156 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9157 agree with return type.
9159 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9161 2010-01-15 Jing Yu <jingyu@google.com>
9163 PR rtl-optimization/42691
9164 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9165 a pseudo to a constant and are merged, and adjust comments.
9167 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9169 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9171 2010-01-15 Richard Guenther <rguenther@suse.de>
9174 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9175 labels of computed or non-local gotos to the destination.
9176 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9177 landing pad label is the first label.
9179 2010-01-15 Richard Guenther <rguenther@suse.de>
9181 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9183 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9186 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9187 to allow generation of the xssqrtdp instruction on power7.
9188 (sqrtdf2_fpr): Ditto.
9190 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9193 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9194 functions with noreturn attribute.
9197 * varasm.c (declare_weak): Add weak attribute to decl if it
9198 doesn't have one already.
9199 (assemble_external): Only add decls to weak_decls if they also
9200 have weak attribute.
9202 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9204 * var-tracking.c (var_reg_delete): Don't delete the association
9205 between REGs and values or one-part variables if the register
9208 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9211 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9212 because its first operand is a non-localized variable.
9214 2010-01-14 Martin Jambor <mjambor@suse.cz>
9216 PR tree-optimization/42706
9217 * tree-sra.c (encountered_recursive_call): New variable.
9218 (encountered_unchangable_recursive_call): Likewise.
9219 (sra_initialize): Initialize both new variables.
9220 (callsite_has_enough_arguments_p): New function.
9221 (scan_function): Call decl and flags check only for IPA-SRA, check
9222 whether there is a recursive call and whether it has enough arguments.
9223 (all_callers_have_enough_arguments_p): New function.
9224 (convert_callers): Look for recursive calls only when
9225 encountered_recursive_call is set.
9226 (ipa_early_sra): Bail out either if
9227 !all_callers_have_enough_arguments_p or
9228 encountered_unchangable_recursive_call.
9230 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9232 * sel-sched.c: Add 2010 to copyright years.
9233 * sel-sched-ir.c: Likewise.
9234 * sel-sched-ir.h: Likewise.
9236 2010-01-14 Martin Jambor <mjambor@suse.cz>
9238 PR tree-optimization/42714
9239 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9240 constructors specially.
9242 2010-01-14 Andi Kleen <ak@linux.intel.com>
9244 * config/i386/drivers-i386.c (detect_caches_intel):
9245 Add l2sizekb parameter and fill in.
9246 (host_detect_local_cpu): Add l2sizekb, fill in.
9247 Add Atom small cache heuristic.
9249 2010-01-14 Andi Kleen <ak@linux.intel.com>
9251 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9252 Add level3 parameter and fill in.
9253 (detect_caches_intel): Handle level3 cache.
9255 2010-01-14 Andi Kleen <ak@linux.intel.com>
9257 * config/i386/drivers-i386.c (host_detect_local_cpu):
9258 Fix core duo detection.
9260 2010-01-14 Andi Kleen <ak@linux.intel.com>
9262 * config/i386/drivers-i386.c (host_detect_local_cpu):
9265 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9267 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9268 (rs6000_variable_issue_1): this. Use...
9269 (rs6000_variable_issue): here. Reimplement. Print debug info.
9271 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9273 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9274 sel_restore_notes. Update all callers. Call reemit_notes
9277 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9279 PR rtl-optimization/42246
9280 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9283 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9285 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9286 all successors is the same as number of successors in current region.
9288 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9290 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9291 to rename is not separable. Otherwise check that its LHS is not NULL.
9293 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9295 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9297 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9299 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9300 available registers when failed to discover LHS register class.
9301 Fix indentation. Update comment.
9303 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9304 Alexander Monakov <amonakov@ispras.ru>
9306 PR rtl-optimization/42389
9307 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9309 (advance_state_on_fence): Likewise.
9310 (sel_target_adjust_priority): Print debug output only when
9311 sched_verbose >= 4, not 2.
9312 (get_expr_cost): Do not issue all unique insns on the next cycle.
9313 (fill_insns): Initialize can_issue_more from the value saved
9315 * sel-sched-ir.c (flist_add): New parameter issue_more.
9316 Init FENCE_ISSUE_MORE with it.
9317 (merge_fences): Likewise.
9318 (init_fences): Update call to flist_add.
9319 (add_to_fences, add_clean_fence_to_fences)
9320 (add_dirty_fence_to_fences): Likewise.
9321 (move_fence_to_fences): Update call to merge_fences.
9322 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9324 * sel-sched-ir.h (struct _fence): New field issue_more.
9325 (FENCE_ISSUE_MORE): New accessor macro.
9327 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9329 PR rtl-optimization/42388
9330 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9331 that have no predecessors nor successors. Do not call move_bb_info
9332 for empty blocks outside of current region.
9334 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9336 PR rtl-optimization/42294
9337 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9338 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9339 originators' originators.
9341 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9343 PR rtl-optimization/39453
9344 PR rtl-optimization/42246
9345 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9347 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9349 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9350 Alexander Monakov <amonakov@ispras.ru>
9353 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9354 (maybe_tidy_empty_bb): ... here. Make static. Add new
9355 argument. Update all callers.
9356 (tidy_control_flow): ... and here. Recompute topological order
9357 of basic blocks in region if necessary.
9358 (sel_redirect_edge_and_branch): Change return type. Return true
9359 if topological order might have been invalidated.
9360 (purge_empty_blocks): Export and move from...
9361 * sel-sched.c (purge_empty_blocks): ... here.
9362 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9363 (maybe_tidy_empty_bb): Delete prototype.
9364 (purge_empty_blocks): Declare.
9366 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9368 PR rtl-optimization/42249
9369 * sel-sched.c (try_replace_dest_reg): When chosen register
9370 and original register is the same, do not bail out early, but
9371 still check all original insns for validity of replacing destination
9372 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9375 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9378 Port from no-undefined-overflow branch:
9379 2009-03-09 Richard Guenther <rguenther@suse.de>
9381 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9383 2010-01-14 Richard Guenther <rguenther@suse.de>
9386 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9388 2010-01-14 Ira Rosen <irar@il.ibm.com>
9390 PR tree-optimization/42709
9391 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9392 as scalar type in creation of constant vector operand.
9394 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9397 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9398 (check-parallel-%): Match `testsuite' directory component only
9401 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9403 PR translation/39521
9404 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9407 2010-01-13 Richard Guenther <rguenther@suse.de>
9409 PR tree-optimization/42730
9410 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9413 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9416 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9417 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9420 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9422 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9423 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9424 ___umulsi3_highpart.
9426 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9427 rather than schedule_insns if the pass is enabled.
9429 2010-01-13 Martin Jambor <mjambor@suse.cz>
9431 PR tree-optimization/42704
9432 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9435 2010-01-13 Martin Jambor <mjambor@suse.cz>
9437 PR tree-optimization/42703
9438 * tree-sra.c (analyze_access_subtree): Check that we can build a
9439 reference to the original data within the aggregate.
9441 2010-01-13 Richard Guenther <rguenther@suse.de>
9443 PR tree-optimization/42705
9444 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9446 2010-01-13 Richard Guenther <rguenther@suse.de>
9449 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9451 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9454 * var-tracking.c (values_to_unmark): New variable.
9455 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9456 values_to_unmark vector. Moved body to...
9457 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9458 instead queue it into values_to_unmark vector.
9459 (vt_find_locations): Free values_to_unmark vector.
9461 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9463 * config/s390/s390.c (override_options): Set
9464 default of max-pending-list-length to 256
9466 2010-01-13 Richard Guenther <rguenther@suse.de>
9469 * tree-pass.h (PROP_gimple_lcx): New.
9470 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9471 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9472 before the final cleanup_eh.
9473 (dump_properties): Dump PROP_gimple_lcx.
9474 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9475 (tree_lower_complex_O0): Remove.
9476 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9477 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9478 tree_lower_complex, schedule TODO_update_ssa.
9479 * lto-streamer-out.c (output_function): Stream the functions
9481 * lto-streamer-in.c (input_function): Likewise.
9482 (lto_read_body): Do not override them here.
9484 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9487 * c-typeck.c (build_c_cast): Fold value cast to union type before
9488 wrapping it in a CONSTRUCTOR.
9490 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9492 PR rtl-optimization/42699
9493 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9496 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9498 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9499 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9500 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9501 SUBTARGET_WARN_UNUSED_SPEC): ... here
9502 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9504 2010-01-12 Julian Brown <julian@codesourcery.com>
9506 * config/arm/neon-schedgen.ml (Utils): Don't try to
9507 open missing module.
9508 (find_with_result): New.
9510 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9513 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9514 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9516 PR tree-optimization/42645
9517 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9518 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9519 decl_map, set processing_debug_stmt to -1 and return name without
9522 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9524 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9525 binutils version, and reword target configuration description.
9527 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9529 * config/avr/avr.h (LINKER_NAME): Remove.
9531 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9534 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9535 that support VSX, warn for -mno-altivec if vsx is not disabled,
9538 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9539 Shujing Zhao <pearly.zhao@oracle.com>
9541 PR translation/42469
9542 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9543 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9544 character between option name and help text.
9545 * c.opt (imultilib): Likewise.
9547 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9549 * lto-streamer-out.c (output_unreferenced_globals): Output static
9552 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9554 PR rtl-optimization/42621
9555 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9556 optimizing for size.
9557 (duplicate_computed_gotos): Remove now-redundant check.
9559 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9562 * configure.ac: Save and restore LDFLAGS and LIBS
9563 * configure: Regenerate.
9565 2010-01-10 Richard Guenther <rguenther@suse.de>
9568 * builtins.c (fold_builtin_strlen): Add type argument and
9569 convert the resulting length to it.
9570 (fold_builtin_1): Adjust.
9572 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9574 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9575 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9577 (num_insns_constant_wide): Adjust for that change.
9579 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9582 * web.c (union_defs): Add used argument, to combine uses of
9584 (entry_register): Adjust type and tests of used argument.
9585 (web_main): Widen used for new use. Pass it to union_defs.
9586 * df.h (union_defs): Adjust prototype.
9588 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9591 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9592 uses in new incoming argument. Free body.
9593 (reset_debug_uses_in_loop): New.
9594 (analyze_insn_to_expand_var): Call the latter if the former found
9595 anything. Fix whitespace. Reject invalid dest overlaps before
9596 going through all insns in the loop.
9598 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9601 * haifa-sched.c (dying_use_p): Debug insns don't count.
9603 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9606 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9607 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9608 (verify_gimple_call): Reject LHS in noreturn calls.
9610 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9614 * tree-vect-loop-manip.c (adjust_info): New type.
9615 (adjust_vec): New pointer to vector.
9616 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9617 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9618 (slpeel_update_phis_for_duplicate_loop): Use them.
9619 (slpeel_update_phi_nodes_for_guard1): Likewise.
9620 (slpeel_update_phi_nodes_for_guard2): Likewise.
9621 (slpeel_tree_peel_loop_to_edge): Likewise.
9622 (vect_update_ivs_after_vectorizer): Likewise.
9624 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9626 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9627 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9629 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9631 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9632 bogus uninitialized warning.
9634 2010-01-09 Richard Guenther <rguenther@suse.de>
9637 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9638 the evolution is compatible with the initial condition.
9640 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9642 * gcc.c (process_command): Update copyright notice dates.
9643 * gcov.c (print_version): Likewise.
9644 * gcov-dump.c (print_version): Likewise.
9645 * mips-tfile.c (main): Likewise.
9646 * mips-tdump.c (main): Likewise.
9648 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9651 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9653 (rotlhi3_8): Delete.
9655 (rotlsi3_8): Delete.
9656 (rotlsi3_16): Delete.
9657 (rotlsi3_24): Delete.
9659 (*rotw<mode>3): New.
9660 (*rotb<mode>3): New.
9661 * config/avr/avr.c (avr_rotate_bytes): New function.
9662 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9664 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9667 * configure.ac: Modify -rdynamic check.
9668 * configure: Regenerate.
9670 2010-01-08 DJ Delorie <dj@redhat.com>
9672 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9673 register popping order.
9675 2010-01-08 Richard Guenther <rguenther@suse.de>
9678 * c.opt (fsigned-char): Also let LTO handle this option.
9679 (funsigned-char): Likewise.
9681 2010-01-07 Richard Guenther <rguenther@suse.de>
9683 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9684 (gimple_op): Likewise.
9685 (gimple_op_ptr): Likewise.
9686 (gimple_assign_set_lhs): Remove gcc_assert.
9687 (gimple_assign_set_rhs1): Likewise.
9688 (gimple_assign_set_rhs2): Likewise.
9689 (gimple_call_set_lhs): Likewise.
9690 (gimple_call_set_fn): Likewise.
9691 (gimple_call_set_fndecl): Likewise.
9692 (gimple_call_fndecl): Likewise.
9693 (gimple_call_return_type): Likewise.
9694 (gimple_call_set_chain): Likewise.
9695 (gimple_call_num_args): Likewise.
9696 (gimple_call_set_arg): Likewise.
9697 (gimple_cond_set_code): Likewise.
9698 (gimple_cond_set_lhs): Likewise.
9699 (gimple_cond_set_rhs): Likewise.
9700 (gimple_cond_set_true_label): Likewise.
9701 (gimple_cond_set_false_label): Likewise.
9702 (gimple_label_set_label): Likewise.
9703 (gimple_goto_set_dest): Likewise.
9704 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9705 (gimple_debug_bind_get_value): Likewise.
9706 (gimple_debug_bind_get_value_ptr): Likewise.
9707 (gimple_debug_bind_set_var): Likewise.
9708 (gimple_debug_bind_set_value): Likewise.
9709 (gimple_debug_bind_reset_value): Likewise.
9710 (gimple_debug_bind_has_value_p): Likewise.
9711 (gimple_return_retval_ptr): Remove gcc_assert.
9712 (gimple_return_retval): Likewise.
9713 (gimple_return_set_retval): Likewise.
9714 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9715 (safe_referenced_var_iterator): Remove.
9716 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9717 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9718 (fill_referenced_var_vec): Remove.
9719 (first_readonly_imm_use): Remove redundant gcc_assert.
9720 (phi_arg_index_from_use): Combine gcc_asserts.
9721 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9722 (first_imm_use_stmt): Remove redundant gcc_assert.
9723 * tree-cfg.c (verify_gimple_call): Verify function and chain
9724 operands. Verify arguments.
9725 (verify_types_in_gimple_stmt): Verify condition code and labels.
9727 2010-01-07 Richard Guenther <rguenther@suse.de>
9729 PR tree-optimization/42641
9730 * sese.c (rename_map_elt_info): Use the SSA name version, do
9733 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9735 PR tree-optimization/42625
9736 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9737 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9739 2010-01-07 Duncan Sands <baldrick@free.fr>
9741 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9743 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9746 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9747 note itself is not function_invariant_p.
9749 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9751 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9752 Do not add the DF_NOTE problem.
9753 * store-motion.c (execute_rtl_store_motion): Likewise.
9755 2010-01-07 Martin Jambor <mjambor@suse.cz>
9757 PR tree-optimization/42157
9758 * tree-sra.c (compare_access_positions): Stabilize sort if both
9759 accesses have integer types, return zero immediately if they are the
9762 2010-01-06 Richard Henderson <rth@redhat.com>
9765 * haifa-sched.c (add_to_note_list): Merge into ...
9766 (concat_note_lists): ... here, and ...
9767 (unlink_other_notes, rm_other_notes): Merge into...
9768 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9769 NOTE_INSN_EPILOGUE_BEG.
9771 2010-01-06 Richard Guenther <rguenther@suse.de>
9773 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9774 not inline regular functions into always-inline functions.
9776 2010-01-06 Nick Clifton <nickc@redhat.com>
9778 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9779 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9781 (OVERRIDE_OPTIONS): Delete.
9782 (OPTIMIZATION_OPTIONS): Define.
9783 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9784 * config/rx/rx.c (rx_handle_option): Issue an error message if
9785 -mcpu=rx200 and -fpu are used together.
9786 (rx_set_optimization_options): New function. Issue an error
9787 message if an optimization attribute attempts to reset the FPU/
9788 math optimization pairing.
9789 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9790 * config/rx/rx.opt: Set the default to 32-bit doubles.
9791 * config/rx/t-rx: Add multilibs for -nofpu option.
9792 * doc/invoke.texi: Update documentation of RX options.
9794 2010-01-06 Richard Guenther <rguenther@suse.de>
9796 * tree-ssa-pre.c (name_to_id): New global.
9797 (alloc_expression_id): Simplify SSA name handling.
9798 (lookup_expression_id): Likewise.
9799 (init_pre): Zero name_to_id.
9800 (fini_pre): Free it.
9802 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9804 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9806 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9809 * config/i386/sse.md (smaxv2di3): New.
9810 (umaxv2di3): Likewise.
9811 (sminv2di3): Likewise.
9812 (uminv2di3): Likewise.
9814 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9817 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9818 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9819 (legitimize_tls_address): Likewise.
9820 (sparc_tls_referenced_p): Likewise.
9821 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9822 and adjust calls to legitimize_pic_address.
9823 (legitimate_constant_p) Use sparc_tls_referenced_p.
9824 (legitimate_pic_operand_p): Likewise.
9825 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9826 (sparc_tls_symbol_ref_1): Delete.
9827 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9828 (legitimize_tls_address): Make static, handle CONST patterns.
9829 (legitimize_pic_address): Make static, remove unused parameter and
9830 adjust recursive calls.
9831 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9832 and adjust call to legitimize_pic_address.
9833 (sparc_output_mi_thunk): Likewise.
9835 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9836 H.J. Lu <hongjiu.lu@intel.com>
9839 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9840 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9841 operands to make them signed.
9844 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9847 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9848 GTU to GT for V4SI and V2DI.
9850 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9851 (umin<mode>3): Removed.
9853 (uminv4si3): Likewise.
9855 2010-01-05 Martin Jambor <mjambor@suse.cz>
9857 PR tree-optimization/42462
9858 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9859 current_function_decl to helper functions and macros.
9861 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9864 * flags.h: Don't include real.h.
9865 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9866 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9867 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9868 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9869 * dominance.c: Update copyright.
9870 * gimple.c (walk_gimple_op): Remove inline.
9871 * tree-ssa-reassoc.c: Include real.h.
9872 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9873 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9875 2010-01-05 Nick Clifton <nickc@redhat.com>
9877 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9878 register to push into the stack frame when the accumulator has to
9879 be saved during interrupts.
9881 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9883 * doc/invoke.texi: Remove the documentation about option
9885 * common.opt (Wunreachable-code): Preserved for backward
9887 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9888 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9889 the backward compatibility flag section.
9891 2010-01-05 Richard Guenther <rguenther@suse.de>
9893 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9895 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9898 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9900 PR tree-optimization/42508
9901 * tree-sra.c (convert_callers): Check for recursive call
9902 by comparing cgraph nodes instead of decls.
9903 (modify_function): Call ipa_modify_formal_parameters also
9904 on all same_body aliases.
9906 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9907 cgraph nodes when checking for same_body aliases.
9909 2010-01-05 Richard Guenther <rguenther@suse.de>
9911 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9912 allocation and lookup.
9913 (get_or_alloc_expr_for_constant): Likewise.
9914 (phi_translate): Sink allocation.
9916 2010-01-04 Richard Guenther <rguenther@suse.de>
9918 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9919 a new entry only if needed.
9920 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9921 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9923 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9925 (phi_translate): Handle CONSTANTs early.
9927 2010-01-04 Martin Jambor <mjambor@suse.cz>
9929 PR tree-optimization/42398
9930 * tree-sra.c (struct access): Removed flag grp_different_types.
9931 (dump_access): Do not dump the removed flag.
9932 (sort_and_splice_var_accesses): Do not set the removed flag.
9933 (sra_modify_expr): Check for type compatibility directly.
9935 2010-01-04 Martin Jambor <mjambor@suse.cz>
9937 PR tree-optimization/42366
9938 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9939 edges with variable number of parameters.
9940 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9941 flag instead of asserting it.
9942 (ipa_read_node_info): Read uses_analysis_done flag.
9944 2010-01-04 Richard Guenther <rguenther@suse.de>
9946 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9947 iterative_hash_* as intended.
9948 (vn_reference_compute_hash): Likewise. Simplify hashing
9950 (vn_reference_lookup_2): Likewise.
9951 (vn_nary_op_compute_hash): Likewise.
9952 (vn_phi_compute_hash): Likewise.
9953 (expressions_equal_p): Remove strange code.
9954 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9955 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9956 (bitmap_insert_into_set_1): Take value-id as parameter.
9957 (add_to_value): Pass it.
9958 (bitmap_insert_into_set): Likewise.
9959 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9961 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9964 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9965 (do_self_spec): For switches with SWITCH_IGNORE set set also
9966 SWITCH_IGNORE_PERMANENTLY.
9967 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9970 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9972 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9973 tree of an unreferenced global var.
9975 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9978 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9979 GTU to GT for V4SI and V2DI.
9981 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9982 (umin<mode>3): Removed.
9984 (uminv4si3): Likewise.
9986 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9989 * collect2.c (main): Turn on trace in collect2 if -v is passed
9992 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9994 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9995 description of expression operand.
9997 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9999 * configure.ac: Add install-html to target_list for Make-hooks.
10000 * configure: Regenerate.
10001 * fortran/Make-lang.in (F95_HTMLFILES): New.
10002 (fortran.html): Use it.
10003 (fortran.install-html): New.
10004 * Makefile.in (install-html): Add lang.install-html.
10005 * java/Make-lang.in (JAVA_HTMLFILES): New.
10006 (java.html): Use it.
10007 (java.install-html): New.
10008 * objc/Make-lang.in (objc.install-html): New.
10009 * objcp/Make-lang.in (obj-c++.install-html): New.
10010 * cp/Make-lang.in (c++.install-html): New.
10011 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10012 * lto/Make-lang.in (lto.install-html): New.
10014 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10017 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10019 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10021 PR rtl-optimization/41862
10022 * store-motion.c (store_killed_in_insn, compute_store_table,
10023 remove_reachable_equiv_notes, replace_store_insn,
10024 build_store_vectors): Ignore all DEBUG_INSNs.
10026 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10029 * common.opt: Add dumpdir.
10031 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10033 (option_map): Add --dumpdir.
10035 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10037 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10039 * opts.c (decode_options): Try dump_dir_name first if
10040 dump_base_name isn't an absolute path.
10041 (common_handle_option): Handle OPT_dumpdir.
10043 * toplev.c (dump_dir_name): New.
10044 (print_switch_values): Also ignore -dumpdir.
10046 * toplev.h (dump_dir_name): New.
10048 2010-01-03 Richard Guenther <rguenther@suse.de>
10050 PR tree-optimization/42589
10051 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10052 double-word expansion of bswap32.
10054 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10056 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10057 with BLOCK_FOR_INSN.
10058 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10059 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10060 noce_process_if_block): Likewise.
10061 * gcse.c (compute_local_properties, insert_expr_in_table,
10062 insert_set_in_table, canon_list_insert, find_avail_set,
10063 pre_insert_copy_insn): Likewise.
10065 * basic-block.h (BLOCK_NUM): Move from here...
10066 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10068 2010-01-03 Richard Guenther <rguenther@suse.de>
10070 PR tree-optimization/42438
10071 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10072 contains_may_not_return_call flag.
10073 (BB_MAY_NOTRETURN): New.
10074 (valid_in_sets): Trapping nary operations are not valid
10075 in blocks that may not return.
10076 (insert_into_preds_of_block): Remove check for trapping expressions.
10077 (compute_avail): Compute also BB_MAY_NOTRETURN.
10079 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10081 * doc/invoke.texi: Add 2010 to copyright years.
10083 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10085 * config/sparc/sparc.c: Fix formatting nits.
10087 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10088 Alexander Monakov <amonakov@ispras.ru>
10090 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10092 2010-01-02 Richard Guenther <rguenther@suse.de>
10094 PR middle-end/42577
10095 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10096 (simplify_switch_using_ranges): Mark to be removed edges
10099 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10101 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10103 * collect2.c (scan_libraries): Add missing argument in call to
10106 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10109 * config/alpha/predicates.md (aligned_memory_operand): Return false
10111 (unaligned_memory_operand): Return true for CQImode.
10112 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10113 doesn not cross aligned SImode word boundary.
10115 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10117 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10119 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10120 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10122 2010-01-02 Richard Guenther <rguenther@suse.de>
10125 * toplev.c (compile_file): Emit LTO marker properly. Change
10126 it to __gnu_lto_v1.
10127 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10129 2010-01-01 Richard Guenther <rguenther@suse.de>
10132 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10134 2010-01-01 Richard Guenther <rguenther@suse.de>
10137 * c-decl.c (grokdeclarator): For zero-size arrays force
10138 structural equality checks as layout_type does.
10140 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10142 * builtins.c: Update copyright to 2010.
10144 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10147 * lto-streamer-out.c (produce_asm): Revert the last change.
10148 (copy_function): Likewise.
10150 * lto-streamer.c (lto_get_section_name): Skip any leading
10153 2010-01-01 Richard Guenther <rguenther@suse.de>
10155 PR middle-end/42559
10156 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10160 Copyright (C) 2010 Free Software Foundation, Inc.
10162 Copying and distribution of this file, with or without modification,
10163 are permitted in any medium without royalty provided the copyright
10164 notice and this notice are preserved.